diff options
| author | Matthias Benkard <code@mail.matthias.benkard.de> | 2008-03-03 21:39:37 +0100 |
|---|---|---|
| committer | Matthias Benkard <code@mail.matthias.benkard.de> | 2008-03-03 21:39:37 +0100 |
| commit | cd11ae061b002913740483529e31b3f6d3da753d (patch) | |
| tree | a6d84df9a4a8ed53476aa079a7202fdec69f4d98 /libffi/src | |
| parent | b2342735e543f8fec2f6914d5e628391dd0ffc46 (diff) | |
Update libffi to 3.0.4.
darcs-hash:d0cdf89441c98da668f268b1af91e536dc3ed76e
Diffstat (limited to 'libffi/src')
59 files changed, 0 insertions, 18478 deletions
diff --git a/libffi/src/alpha/ffi.c b/libffi/src/alpha/ffi.c deleted file mode 100644 index 00d3379..0000000 --- a/libffi/src/alpha/ffi.c +++ /dev/null @@ -1,252 +0,0 @@ -/* ----------------------------------------------------------------------- - ffi.c - Copyright (c) 1998, 2001 Red Hat, Inc. - - Alpha Foreign Function Interface - - Permission is hereby granted, free of charge, to any person obtaining - a copy of this software and associated documentation files (the - ``Software''), to deal in the Software without restriction, including - without limitation the rights to use, copy, modify, merge, publish, - distribute, sublicense, and/or sell copies of the Software, and to - permit persons to whom the Software is furnished to do so, subject to - the following conditions: - - The above copyright notice and this permission notice shall be included - in all copies or substantial portions of the Software. - - THE SOFTWARE IS PROVIDED ``AS IS'', WITHOUT WARRANTY OF ANY KIND, EXPRESS - OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF - MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. - IN NO EVENT SHALL CYGNUS SOLUTIONS BE LIABLE FOR ANY CLAIM, DAMAGES OR - OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, - ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR - OTHER DEALINGS IN THE SOFTWARE. - ----------------------------------------------------------------------- */ - -#include <ffi.h> -#include <ffi_common.h> - -#include <stdlib.h> - -extern void ffi_call_osf(void *, unsigned long, unsigned, void *, void (*)()); -extern void ffi_closure_osf(void); - - -ffi_status -ffi_prep_cif_machdep(ffi_cif *cif) -{ - /* Adjust cif->bytes to represent a minimum 6 words for the temporary - register argument loading area. */ - if (cif->bytes < 6*FFI_SIZEOF_ARG) - cif->bytes = 6*FFI_SIZEOF_ARG; - - /* Set the return type flag */ - switch (cif->rtype->type) - { - case FFI_TYPE_STRUCT: - case FFI_TYPE_FLOAT: - case FFI_TYPE_DOUBLE: - cif->flags = cif->rtype->type; - break; - - default: - cif->flags = FFI_TYPE_INT; - break; - } - - return FFI_OK; -} - -void -ffi_call(ffi_cif *cif, void (*fn)(), void *rvalue, void **avalue) -{ - unsigned long *stack, *argp; - long i, avn; - ffi_type **arg_types; - - FFI_ASSERT (cif->abi == FFI_OSF); - - /* If the return value is a struct and we don't have a return - value address then we need to make one. */ - if (rvalue == NULL && cif->flags == FFI_TYPE_STRUCT) - rvalue = alloca(cif->rtype->size); - - /* Allocate the space for the arguments, plus 4 words of temp - space for ffi_call_osf. */ - argp = stack = alloca(cif->bytes + 4*FFI_SIZEOF_ARG); - - if (cif->flags == FFI_TYPE_STRUCT) - *(void **) argp++ = rvalue; - - i = 0; - avn = cif->nargs; - arg_types = cif->arg_types; - - while (i < avn) - { - switch ((*arg_types)->type) - { - case FFI_TYPE_SINT8: - *(SINT64 *) argp = *(SINT8 *)(* avalue); - break; - - case FFI_TYPE_UINT8: - *(SINT64 *) argp = *(UINT8 *)(* avalue); - break; - - case FFI_TYPE_SINT16: - *(SINT64 *) argp = *(SINT16 *)(* avalue); - break; - - case FFI_TYPE_UINT16: - *(SINT64 *) argp = *(UINT16 *)(* avalue); - break; - - case FFI_TYPE_SINT32: - case FFI_TYPE_UINT32: - /* Note that unsigned 32-bit quantities are sign extended. */ - *(SINT64 *) argp = *(SINT32 *)(* avalue); - break; - - case FFI_TYPE_SINT64: - case FFI_TYPE_UINT64: - case FFI_TYPE_POINTER: - *(UINT64 *) argp = *(UINT64 *)(* avalue); - break; - - case FFI_TYPE_FLOAT: - if (argp - stack < 6) - { - /* Note the conversion -- all the fp regs are loaded as - doubles. The in-register format is the same. */ - *(double *) argp = *(float *)(* avalue); - } - else - *(float *) argp = *(float *)(* avalue); - break; - - case FFI_TYPE_DOUBLE: - *(double *) argp = *(double *)(* avalue); - break; - - case FFI_TYPE_STRUCT: - memcpy(argp, *avalue, (*arg_types)->size); - break; - - default: - FFI_ASSERT(0); - } - - argp += ALIGN((*arg_types)->size, FFI_SIZEOF_ARG) / FFI_SIZEOF_ARG; - i++, arg_types++, avalue++; - } - - ffi_call_osf(stack, cif->bytes, cif->flags, rvalue, fn); -} - - -ffi_status -ffi_prep_closure (ffi_closure* closure, - ffi_cif* cif, - void (*fun)(ffi_cif*, void*, void**, void*), - void *user_data) -{ - unsigned int *tramp; - - FFI_ASSERT (cif->abi == FFI_OSF); - - tramp = (unsigned int *) &closure->tramp[0]; - tramp[0] = 0x47fb0401; /* mov $27,$1 */ - tramp[1] = 0xa77b0010; /* ldq $27,16($27) */ - tramp[2] = 0x6bfb0000; /* jmp $31,($27),0 */ - tramp[3] = 0x47ff041f; /* nop */ - *(void **) &tramp[4] = ffi_closure_osf; - - closure->cif = cif; - closure->fun = fun; - closure->user_data = user_data; - - /* Flush the Icache. - - Tru64 UNIX as doesn't understand the imb mnemonic, so use call_pal - instead, since both Compaq as and gas can handle it. - - 0x86 is PAL_imb in Tru64 UNIX <alpha/pal.h>. */ - asm volatile ("call_pal 0x86" : : : "memory"); - - return FFI_OK; -} - -int -ffi_closure_osf_inner(ffi_closure *closure, void *rvalue, unsigned long *argp) -{ - ffi_cif *cif; - void **avalue; - ffi_type **arg_types; - long i, avn, argn; - - cif = closure->cif; - avalue = alloca(cif->nargs * sizeof(void *)); - - argn = 0; - - /* Copy the caller's structure return address to that the closure - returns the data directly to the caller. */ - if (cif->flags == FFI_TYPE_STRUCT) - { - rvalue = (void *) argp[0]; - argn = 1; - } - - i = 0; - avn = cif->nargs; - arg_types = cif->arg_types; - - /* Grab the addresses of the arguments from the stack frame. */ - while (i < avn) - { - switch (arg_types[i]->type) - { - case FFI_TYPE_SINT8: - case FFI_TYPE_UINT8: - case FFI_TYPE_SINT16: - case FFI_TYPE_UINT16: - case FFI_TYPE_SINT32: - case FFI_TYPE_UINT32: - case FFI_TYPE_SINT64: - case FFI_TYPE_UINT64: - case FFI_TYPE_POINTER: - case FFI_TYPE_STRUCT: - avalue[i] = &argp[argn]; - break; - - case FFI_TYPE_FLOAT: - if (argn < 6) - { - /* Floats coming from registers need conversion from double - back to float format. */ - *(float *)&argp[argn - 6] = *(double *)&argp[argn - 6]; - avalue[i] = &argp[argn - 6]; - } - else - avalue[i] = &argp[argn]; - break; - - case FFI_TYPE_DOUBLE: - avalue[i] = &argp[argn - (argn < 6 ? 6 : 0)]; - break; - - default: - FFI_ASSERT(0); - } - - argn += ALIGN(arg_types[i]->size, FFI_SIZEOF_ARG) / FFI_SIZEOF_ARG; - i++; - } - - /* Invoke the closure. */ - (closure->fun) (cif, rvalue, avalue, closure->user_data); - - /* Tell ffi_closure_osf how to perform return type promotions. */ - return cif->rtype->type; -} diff --git a/libffi/src/alpha/ffitarget.h b/libffi/src/alpha/ffitarget.h deleted file mode 100644 index 00a1217..0000000 --- a/libffi/src/alpha/ffitarget.h +++ /dev/null @@ -1,48 +0,0 @@ -/* -----------------------------------------------------------------*-C-*- - ffitarget.h - Copyright (c) 1996-2003 Red Hat, Inc. - Target configuration macros for Alpha. - - Permission is hereby granted, free of charge, to any person obtaining - a copy of this software and associated documentation files (the - ``Software''), to deal in the Software without restriction, including - without limitation the rights to use, copy, modify, merge, publish, - distribute, sublicense, and/or sell copies of the Software, and to - permit persons to whom the Software is furnished to do so, subject to - the following conditions: - - The above copyright notice and this permission notice shall be included - in all copies or substantial portions of the Software. - - THE SOFTWARE IS PROVIDED ``AS IS'', WITHOUT WARRANTY OF ANY KIND, EXPRESS - OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF - MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. - IN NO EVENT SHALL CYGNUS SOLUTIONS BE LIABLE FOR ANY CLAIM, DAMAGES OR - OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, - ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR - OTHER DEALINGS IN THE SOFTWARE. - - ----------------------------------------------------------------------- */ - -#ifndef LIBFFI_TARGET_H -#define LIBFFI_TARGET_H - -#ifndef LIBFFI_ASM -typedef unsigned long ffi_arg; -typedef signed long ffi_sarg; - -typedef enum ffi_abi { - FFI_FIRST_ABI = 0, - FFI_OSF, - FFI_DEFAULT_ABI = FFI_OSF, - FFI_LAST_ABI = FFI_DEFAULT_ABI + 1 -} ffi_abi; -#endif - -/* ---- Definitions for closures ----------------------------------------- */ - -#define FFI_CLOSURES 1 -#define FFI_TRAMPOLINE_SIZE 24 -#define FFI_NATIVE_RAW_API 0 - -#endif - diff --git a/libffi/src/alpha/osf.S b/libffi/src/alpha/osf.S deleted file mode 100644 index cfa7a96..0000000 --- a/libffi/src/alpha/osf.S +++ /dev/null @@ -1,355 +0,0 @@ -/* ----------------------------------------------------------------------- - osf.S - Copyright (c) 1998, 2001 Red Hat - - Alpha/OSF Foreign Function Interface - - $Id: osf.S,v 1.1.1.1 1998/11/29 16:48:16 green Exp $ - - Permission is hereby granted, free of charge, to any person obtaining - a copy of this software and associated documentation files (the - ``Software''), to deal in the Software without restriction, including - without limitation the rights to use, copy, modify, merge, publish, - distribute, sublicense, and/or sell copies of the Software, and to - permit persons to whom the Software is furnished to do so, subject to - the following conditions: - - The above copyright notice and this permission notice shall be included - in all copies or substantial portions of the Software. - - THE SOFTWARE IS PROVIDED ``AS IS'', WITHOUT WARRANTY OF ANY KIND, EXPRESS - OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF - MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. - IN NO EVENT SHALL CYGNUS SOLUTIONS BE LIABLE FOR ANY CLAIM, DAMAGES OR - OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, - ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR - OTHER DEALINGS IN THE SOFTWARE. - ----------------------------------------------------------------------- */ - -#define LIBFFI_ASM -#include <fficonfig.h> -#include <ffi.h> - - .arch ev6 - .text - -/* ffi_call_osf (void *args, unsigned long bytes, unsigned flags, - void *raddr, void (*fnaddr)()); - - Bit o trickiness here -- ARGS+BYTES is the base of the stack frame - for this function. This has been allocated by ffi_call. We also - deallocate some of the stack that has been alloca'd. */ - - .align 3 - .globl ffi_call_osf - .ent ffi_call_osf -ffi_call_osf: - .frame $15, 32, $26, 0 - .mask 0x4008000, -32 -$LFB1: - addq $16,$17,$1 - mov $16, $30 - stq $26, 0($1) -$LCFI0: - stq $15, 8($1) -$LCFI1: - stq $18, 16($1) - mov $1, $15 -$LCFI2: - .prologue 0 - - stq $19, 24($1) - mov $20, $27 - - # Load up all of the (potential) argument registers. - ldq $16, 0($30) - ldt $f16, 0($30) - ldt $f17, 8($30) - ldq $17, 8($30) - ldt $f18, 16($30) - ldq $18, 16($30) - ldt $f19, 24($30) - ldq $19, 24($30) - ldt $f20, 32($30) - ldq $20, 32($30) - ldt $f21, 40($30) - ldq $21, 40($30) - - # Deallocate the register argument area. - lda $30, 48($30) - - jsr $26, ($27), 0 - ldgp $29, 0($26) - - # If the return value pointer is NULL, assume no return value. - ldq $19, 24($15) - ldq $18, 16($15) - ldq $26, 0($15) - beq $19, $noretval - - # Store the return value out in the proper type. - cmpeq $18, FFI_TYPE_INT, $1 - bne $1, $retint - cmpeq $18, FFI_TYPE_FLOAT, $2 - bne $2, $retfloat - cmpeq $18, FFI_TYPE_DOUBLE, $3 - bne $3, $retdouble - -$noretval: - ldq $15, 8($15) - ret - -$retint: - stq $0, 0($19) - nop - ldq $15, 8($15) - ret - -$retfloat: - sts $f0, 0($19) - nop - ldq $15, 8($15) - ret - -$retdouble: - stt $f0, 0($19) - nop - ldq $15, 8($15) - ret -$LFE1: - - .end ffi_call_osf - -/* ffi_closure_osf(...) - - Receives the closure argument in $1. */ - - .align 3 - .globl ffi_closure_osf - .ent ffi_closure_osf -ffi_closure_osf: - .frame $30, 16*8, $26, 0 - .mask 0x4000000, -16*8 -$LFB2: - ldgp $29, 0($27) - subq $30, 16*8, $30 -$LCFI5: - stq $26, 0($30) -$LCFI6: - .prologue 1 - - # Store all of the potential argument registers in va_list format. - stt $f16, 4*8($30) - stt $f17, 5*8($30) - stt $f18, 6*8($30) - stt $f19, 7*8($30) - stt $f20, 8*8($30) - stt $f21, 9*8($30) - stq $16, 10*8($30) - stq $17, 11*8($30) - stq $18, 12*8($30) - stq $19, 13*8($30) - stq $20, 14*8($30) - stq $21, 15*8($30) - - # Call ffi_closure_osf_inner to do the bulk of the work. - mov $1, $16 - lda $17, 2*8($30) - lda $18, 10*8($30) - jsr $26, ffi_closure_osf_inner - ldgp $29, 0($26) - ldq $26, 0($30) - - # Load up the return value in the proper type. - lda $1, $load_table - s4addq $0, $1, $1 - ldl $1, 0($1) - addq $1, $29, $1 - jmp $31, ($1), $load_32 - - .align 4 -$load_none: - addq $30, 16*8, $30 - ret - - .align 4 -$load_float: - lds $f0, 16($30) - nop - addq $30, 16*8, $30 - ret - - .align 4 -$load_double: - ldt $f0, 16($30) - nop - addq $30, 16*8, $30 - ret - - .align 4 -$load_u8: -#ifdef __alpha_bwx__ - ldbu $0, 16($30) - nop -#else - ldq $0, 16($30) - and $0, 255, $0 -#endif - addq $30, 16*8, $30 - ret - - .align 4 -$load_s8: -#ifdef __alpha_bwx__ - ldbu $0, 16($30) - sextb $0, $0 -#else - ldq $0, 16($30) - sll $0, 56, $0 - sra $0, 56, $0 -#endif - addq $30, 16*8, $30 - ret - - .align 4 -$load_u16: -#ifdef __alpha_bwx__ - ldwu $0, 16($30) - nop -#else - ldq $0, 16($30) - zapnot $0, 3, $0 -#endif - addq $30, 16*8, $30 - ret - - .align 4 -$load_s16: -#ifdef __alpha_bwx__ - ldwu $0, 16($30) - sextw $0, $0 -#else - ldq $0, 16($30) - sll $0, 48, $0 - sra $0, 48, $0 -#endif - addq $30, 16*8, $30 - ret - - .align 4 -$load_32: - ldl $0, 16($30) - nop - addq $30, 16*8, $30 - ret - - .align 4 -$load_64: - ldq $0, 16($30) - nop - addq $30, 16*8, $30 - ret -$LFE2: - - .end ffi_closure_osf - -#ifdef __ELF__ -.section .rodata -#else -.rdata -#endif -$load_table: - .gprel32 $load_none # FFI_TYPE_VOID - .gprel32 $load_32 # FFI_TYPE_INT - .gprel32 $load_float # FFI_TYPE_FLOAT - .gprel32 $load_double # FFI_TYPE_DOUBLE - .gprel32 $load_double # FFI_TYPE_LONGDOUBLE - .gprel32 $load_u8 # FFI_TYPE_UINT8 - .gprel32 $load_s8 # FFI_TYPE_SINT8 - .gprel32 $load_u16 # FFI_TYPE_UINT16 - .gprel32 $load_s16 # FFI_TYPE_SINT16 - .gprel32 $load_32 # FFI_TYPE_UINT32 - .gprel32 $load_32 # FFI_TYPE_SINT32 - .gprel32 $load_64 # FFI_TYPE_UINT64 - .gprel32 $load_64 # FFI_TYPE_SINT64 - .gprel32 $load_none # FFI_TYPE_STRUCT - .gprel32 $load_64 # FFI_TYPE_POINTER - -/* Assert that the table above is in sync with ffi.h. */ - -#if FFI_TYPE_FLOAT != 2 \ - || FFI_TYPE_DOUBLE != 3 \ - || FFI_TYPE_UINT8 != 5 \ - || FFI_TYPE_SINT8 != 6 \ - || FFI_TYPE_UINT16 != 7 \ - || FFI_TYPE_SINT16 != 8 \ - || FFI_TYPE_UINT32 != 9 \ - || FFI_TYPE_SINT32 != 10 \ - || FFI_TYPE_UINT64 != 11 \ - || FFI_TYPE_SINT64 != 12 \ - || FFI_TYPE_STRUCT != 13 \ - || FFI_TYPE_POINTER != 14 \ - || FFI_TYPE_LAST != 14 -#error "osf.S out of sync with ffi.h" -#endif - -#ifdef __ELF__ - .section .eh_frame,EH_FRAME_FLAGS,@progbits -__FRAME_BEGIN__: - .4byte $LECIE1-$LSCIE1 # Length of Common Information Entry -$LSCIE1: - .4byte 0x0 # CIE Identifier Tag - .byte 0x1 # CIE Version - .ascii "zR\0" # CIE Augmentation - .byte 0x1 # uleb128 0x1; CIE Code Alignment Factor - .byte 0x78 # sleb128 -8; CIE Data Alignment Factor - .byte 0x1a # CIE RA Column - .byte 0x1 # uleb128 0x1; Augmentation size - .byte 0x1b # FDE Encoding (pcrel sdata4) - .byte 0xc # DW_CFA_def_cfa - .byte 0x1e # uleb128 0x1e - .byte 0x0 # uleb128 0x0 - .align 3 -$LECIE1: -$LSFDE1: - .4byte $LEFDE1-$LASFDE1 # FDE Length -$LASFDE1: - .4byte $LASFDE1-__FRAME_BEGIN__ # FDE CIE offset - .4byte $LFB1-. # FDE initial location - .4byte $LFE1-$LFB1 # FDE address range - .byte 0x0 # uleb128 0x0; Augmentation size - .byte 0x4 # DW_CFA_advance_loc4 - .4byte $LCFI0-$LFB1 - .byte 0xe # DW_CFA_def_cfa_offset - .byte 0x30 # uleb128 0x30 - .byte 0x4 # DW_CFA_advance_loc4 - .4byte $LCFI1-$LCFI0 - .byte 0x9a # DW_CFA_offset, column 0x1a - .byte 0x6 # uleb128 0x6 - .byte 0x8f # DW_CFA_offset, column 0xf - .byte 0x5 # uleb128 0x5 - .byte 0x4 # DW_CFA_advance_loc4 - .4byte $LCFI2-$LCFI1 - .byte 0xc # DW_CFA_def_cfa - .byte 0xf # uleb128 0xf - .byte 0x30 # uleb128 0x30 - .align 3 -$LEFDE1: - -$LSFDE3: - .4byte $LEFDE3-$LASFDE3 # FDE Length -$LASFDE3: - .4byte $LASFDE3-__FRAME_BEGIN__ # FDE CIE offset - .4byte $LFB2-. # FDE initial location - .4byte $LFE2-$LFB2 # FDE address range - .byte 0x0 # uleb128 0x0; Augmentation size - .byte 0x4 # DW_CFA_advance_loc4 - .4byte $LCFI5-$LFB2 - .byte 0xe # DW_CFA_def_cfa_offset - .byte 0x90,0x1 # uleb128 0x90 - .byte 0x4 # DW_CFA_advance_loc4 - .4byte $LCFI6-$LCFI5 - .byte 0x9a # DW_CFA_offset, column 0x1a - .byte 0x12 # uleb128 0x12 - .align 3 -$LEFDE3: -#endif diff --git a/libffi/src/arm/ffi.c b/libffi/src/arm/ffi.c deleted file mode 100644 index 37e3838..0000000 --- a/libffi/src/arm/ffi.c +++ /dev/null @@ -1,175 +0,0 @@ -/* ----------------------------------------------------------------------- - ffi.c - Copyright (c) 1998 Red Hat, Inc. - - ARM Foreign Function Interface - - Permission is hereby granted, free of charge, to any person obtaining - a copy of this software and associated documentation files (the - ``Software''), to deal in the Software without restriction, including - without limitation the rights to use, copy, modify, merge, publish, - distribute, sublicense, and/or sell copies of the Software, and to - permit persons to whom the Software is furnished to do so, subject to - the following conditions: - - The above copyright notice and this permission notice shall be included - in all copies or substantial portions of the Software. - - THE SOFTWARE IS PROVIDED ``AS IS'', WITHOUT WARRANTY OF ANY KIND, EXPRESS - OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF - MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. - IN NO EVENT SHALL CYGNUS SOLUTIONS BE LIABLE FOR ANY CLAIM, DAMAGES OR - OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, - ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR - OTHER DEALINGS IN THE SOFTWARE. - ----------------------------------------------------------------------- */ - -#include <ffi.h> -#include <ffi_common.h> - -#include <stdlib.h> - -/* ffi_prep_args is called by the assembly routine once stack space - has been allocated for the function's arguments */ - -/*@-exportheader@*/ -void ffi_prep_args(char *stack, extended_cif *ecif) -/*@=exportheader@*/ -{ - register unsigned int i; - register void **p_argv; - register char *argp; - register ffi_type **p_arg; - - argp = stack; - - if ( ecif->cif->rtype->type == FFI_TYPE_STRUCT ) { - *(void **) argp = ecif->rvalue; - argp += 4; - } - - p_argv = ecif->avalue; - - for (i = ecif->cif->nargs, p_arg = ecif->cif->arg_types; - (i != 0); - i--, p_arg++) - { - size_t z; - - /* Align if necessary */ - if (((*p_arg)->alignment - 1) & (unsigned) argp) { - argp = (char *) ALIGN(argp, (*p_arg)->alignment); - } - - z = (*p_arg)->size; - if (z < sizeof(int)) - { - z = sizeof(int); - switch ((*p_arg)->type) - { - case FFI_TYPE_SINT8: - *(signed int *) argp = (signed int)*(SINT8 *)(* p_argv); - break; - - case FFI_TYPE_UINT8: - *(unsigned int *) argp = (unsigned int)*(UINT8 *)(* p_argv); - break; - - case FFI_TYPE_SINT16: - *(signed int *) argp = (signed int)*(SINT16 *)(* p_argv); - break; - - case FFI_TYPE_UINT16: - *(unsigned int *) argp = (unsigned int)*(UINT16 *)(* p_argv); - break; - - case FFI_TYPE_STRUCT: - *(unsigned int *) argp = (unsigned int)*(UINT32 *)(* p_argv); - break; - - default: - FFI_ASSERT(0); - } - } - else if (z == sizeof(int)) - { - *(unsigned int *) argp = (unsigned int)*(UINT32 *)(* p_argv); - } - else - { - memcpy(argp, *p_argv, z); - } - p_argv++; - argp += z; - } - - return; -} - -/* Perform machine dependent cif processing */ -ffi_status ffi_prep_cif_machdep(ffi_cif *cif) -{ - /* Set the return type flag */ - switch (cif->rtype->type) - { - case FFI_TYPE_VOID: - case FFI_TYPE_STRUCT: - case FFI_TYPE_FLOAT: - case FFI_TYPE_DOUBLE: - cif->flags = (unsigned) cif->rtype->type; - break; - - default: - cif->flags = FFI_TYPE_INT; - break; - } - - return FFI_OK; -} - -/*@-declundef@*/ -/*@-exportheader@*/ -extern void ffi_call_SYSV(void (*)(char *, extended_cif *), - /*@out@*/ extended_cif *, - unsigned, unsigned, - /*@out@*/ unsigned *, - void (*fn)()); -/*@=declundef@*/ -/*@=exportheader@*/ - -void ffi_call(/*@dependent@*/ ffi_cif *cif, - void (*fn)(), - /*@out@*/ void *rvalue, - /*@dependent@*/ void **avalue) -{ - extended_cif ecif; - - ecif.cif = cif; - ecif.avalue = avalue; - - /* If the return value is a struct and we don't have a return */ - /* value address then we need to make one */ - - if ((rvalue == NULL) && - (cif->rtype->type == FFI_TYPE_STRUCT)) - { - /*@-sysunrecog@*/ - ecif.rvalue = alloca(cif->rtype->size); - /*@=sysunrecog@*/ - } - else - ecif.rvalue = rvalue; - - - switch (cif->abi) - { - case FFI_SYSV: - /*@-usedef@*/ - ffi_call_SYSV(ffi_prep_args, &ecif, cif->bytes, - cif->flags, ecif.rvalue, fn); - /*@=usedef@*/ - break; - default: - FFI_ASSERT(0); - break; - } -} diff --git a/libffi/src/arm/ffitarget.h b/libffi/src/arm/ffitarget.h deleted file mode 100644 index 96f4bb2..0000000 --- a/libffi/src/arm/ffitarget.h +++ /dev/null @@ -1,47 +0,0 @@ -/* -----------------------------------------------------------------*-C-*- - ffitarget.h - Copyright (c) 1996-2003 Red Hat, Inc. - Target configuration macros for ARM. - - Permission is hereby granted, free of charge, to any person obtaining - a copy of this software and associated documentation files (the - ``Software''), to deal in the Software without restriction, including - without limitation the rights to use, copy, modify, merge, publish, - distribute, sublicense, and/or sell copies of the Software, and to - permit persons to whom the Software is furnished to do so, subject to - the following conditions: - - The above copyright notice and this permission notice shall be included - in all copies or substantial portions of the Software. - - THE SOFTWARE IS PROVIDED ``AS IS'', WITHOUT WARRANTY OF ANY KIND, EXPRESS - OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF - MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. - IN NO EVENT SHALL CYGNUS SOLUTIONS BE LIABLE FOR ANY CLAIM, DAMAGES OR - OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, - ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR - OTHER DEALINGS IN THE SOFTWARE. - - ----------------------------------------------------------------------- */ - -#ifndef LIBFFI_TARGET_H -#define LIBFFI_TARGET_H - -#ifndef LIBFFI_ASM -typedef unsigned long ffi_arg; -typedef signed long ffi_sarg; - -typedef enum ffi_abi { - FFI_FIRST_ABI = 0, - FFI_SYSV, - FFI_DEFAULT_ABI = FFI_SYSV, - FFI_LAST_ABI = FFI_DEFAULT_ABI + 1 -} ffi_abi; -#endif - -/* ---- Definitions for closures ----------------------------------------- */ - -#define FFI_CLOSURES 0 -#define FFI_NATIVE_RAW_API 0 - -#endif - diff --git a/libffi/src/arm/sysv.S b/libffi/src/arm/sysv.S deleted file mode 100644 index 0e41861..0000000 --- a/libffi/src/arm/sysv.S +++ /dev/null @@ -1,127 +0,0 @@ -/* ----------------------------------------------------------------------- - sysv.S - Copyright (c) 1998 Red Hat, Inc. - - ARM Foreign Function Interface - - Permission is hereby granted, free of charge, to any person obtaining - a copy of this software and associated documentation files (the - ``Software''), to deal in the Software without restriction, including - without limitation the rights to use, copy, modify, merge, publish, - distribute, sublicense, and/or sell copies of the Software, and to - permit persons to whom the Software is furnished to do so, subject to - the following conditions: - - The above copyright notice and this permission notice shall be included - in all copies or substantial portions of the Software. - - THE SOFTWARE IS PROVIDED ``AS IS'', WITHOUT WARRANTY OF ANY KIND, EXPRESS - OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF - MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. - IN NO EVENT SHALL CYGNUS SOLUTIONS BE LIABLE FOR ANY CLAIM, DAMAGES OR - OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, - ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR - OTHER DEALINGS IN THE SOFTWARE. - ----------------------------------------------------------------------- */ - -#define LIBFFI_ASM -#include <fficonfig.h> -#include <ffi.h> -#ifdef HAVE_MACHINE_ASM_H -#include <machine/asm.h> -#else -#ifdef __USER_LABEL_PREFIX__ -#define CONCAT1(a, b) CONCAT2(a, b) -#define CONCAT2(a, b) a ## b - -/* Use the right prefix for global labels. */ -#define CNAME(x) CONCAT1 (__USER_LABEL_PREFIX__, x) -#else -#define CNAME(x) x -#endif -#define ENTRY(x) .globl CNAME(x); .type CNAME(x),%function; CNAME(x): -#endif - -.text - - # a1: ffi_prep_args - # a2: &ecif - # a3: cif->bytes - # a4: fig->flags - # sp+0: ecif.rvalue - # sp+4: fn - - # This assumes we are using gas. -ENTRY(ffi_call_SYSV) - # Save registers - stmfd sp!, {a1-a4, fp, lr} - mov fp, sp - - # Make room for all of the new args. - sub sp, fp, a3 - - # Place all of the ffi_prep_args in position - mov ip, a1 - mov a1, sp - # a2 already set - - # And call - mov lr, pc - mov pc, ip - - # move first 4 parameters in registers - ldr a1, [sp, #0] - ldr a2, [sp, #4] - ldr a3, [sp, #8] - ldr a4, [sp, #12] - - # and adjust stack - ldr ip, [fp, #8] - cmp ip, #16 - movge ip, #16 - add sp, sp, ip - - # call function - mov lr, pc - ldr pc, [fp, #28] - - # Remove the space we pushed for the args - mov sp, fp - - # Load a3 with the pointer to storage for the return value - ldr a3, [sp, #24] - - # Load a4 with the return type code - ldr a4, [sp, #12] - - # If the return value pointer is NULL, assume no return value. - cmp a3, #0 - beq epilogue - -# return INT - cmp a4, #FFI_TYPE_INT - streq a1, [a3] - beq epilogue - -# return FLOAT - cmp a4, #FFI_TYPE_FLOAT -#ifdef __SOFTFP__ - streq a1, [a3] -#else - stfeqs f0, [a3] -#endif - beq epilogue - -# return DOUBLE or LONGDOUBLE - cmp a4, #FFI_TYPE_DOUBLE -#ifdef __SOFTFP__ - stmeqia a3, {a1, a2} -#else - stfeqd f0, [a3] -#endif - -epilogue: - ldmfd sp!, {a1-a4, fp, pc} - -.ffi_call_SYSV_end: - .size CNAME(ffi_call_SYSV),.ffi_call_SYSV_end-CNAME(ffi_call_SYSV) - diff --git a/libffi/src/debug.c b/libffi/src/debug.c deleted file mode 100644 index 98f1f9f..0000000 --- a/libffi/src/debug.c +++ /dev/null @@ -1,59 +0,0 @@ -/* ----------------------------------------------------------------------- - debug.c - Copyright (c) 1996 Red Hat, Inc. - - Permission is hereby granted, free of charge, to any person obtaining - a copy of this software and associated documentation files (the - ``Software''), to deal in the Software without restriction, including - without limitation the rights to use, copy, modify, merge, publish, - distribute, sublicense, and/or sell copies of the Software, and to - permit persons to whom the Software is furnished to do so, subject to - the following conditions: - - The above copyright notice and this permission notice shall be included - in all copies or substantial portions of the Software. - - THE SOFTWARE IS PROVIDED ``AS IS'', WITHOUT WARRANTY OF ANY KIND, EXPRESS - OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF - MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. - IN NO EVENT SHALL CYGNUS SOLUTIONS BE LIABLE FOR ANY CLAIM, DAMAGES OR - OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, - ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR - OTHER DEALINGS IN THE SOFTWARE. - ----------------------------------------------------------------------- */ - -#include <ffi.h> -#include <ffi_common.h> -#include <stdlib.h> -#include <stdio.h> - -/* General debugging routines */ - -void ffi_stop_here(void) -{ - /* This function is only useful for debugging purposes. - Place a breakpoint on ffi_stop_here to be notified of - significant events. */ -} - -/* This function should only be called via the FFI_ASSERT() macro */ - -void ffi_assert(char *expr, char *file, int line) -{ - fprintf(stderr, "ASSERTION FAILURE: %s at %s:%d\n", expr, file, line); - ffi_stop_here(); - abort(); -} - -/* Perform a sanity check on an ffi_type structure */ - -void ffi_type_test(ffi_type *a, char *file, int line) -{ - FFI_ASSERT_AT(a != NULL, file, line); - - /*@-usedef@*/ - FFI_ASSERT_AT(a->type <= FFI_TYPE_LAST, file, line); - FFI_ASSERT_AT(a->type == FFI_TYPE_VOID || a->size > 0, file, line); - FFI_ASSERT_AT(a->type == FFI_TYPE_VOID || a->alignment > 0, file, line); - FFI_ASSERT_AT(a->type != FFI_TYPE_STRUCT || a->elements != NULL, file, line); - /*@=usedef@*/ -} diff --git a/libffi/src/ffitest.c b/libffi/src/ffitest.c deleted file mode 100644 index 223b49c..0000000 --- a/libffi/src/ffitest.c +++ /dev/null @@ -1,1314 +0,0 @@ -/* ----------------------------------------------------------------------- - ffitest.c - Copyright (c) 1996, 1997, 1998, 2002, 2003 Red Hat, Inc. - - Permission is hereby granted, free of charge, to any person obtaining - a copy of this software and associated documentation files (the - ``Software''), to deal in the Software without restriction, including - without limitation the rights to use, copy, modify, merge, publish, - distribute, sublicense, and/or sell copies of the Software, and to - permit persons to whom the Software is furnished to do so, subject to - the following conditions: - - The above copyright notice and this permission notice shall be included - in all copies or substantial portions of the Software. - - THE SOFTWARE IS PROVIDED ``AS IS'', WITHOUT WARRANTY OF ANY KIND, EXPRESS - OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF - MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. - IN NO EVENT SHALL CYGNUS SOLUTIONS BE LIABLE FOR ANY CLAIM, DAMAGES OR - OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, - ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR - OTHER DEALINGS IN THE SOFTWARE. - ----------------------------------------------------------------------- */ - -#include <ffi.h> -#include <stdio.h> -#include <stdlib.h> -#include <string.h> -#include <float.h> - -/* This is lame. Long double support is barely there under SunOS 4.x */ -#if defined(SPARC) && (SIZEOF_LONG_DOUBLE != 16) -#define BROKEN_LONG_DOUBLE -#endif - -#define CHECK(x) !(x) ? fail(__FILE__, __LINE__) : 0 - -static int fail(char *file, int line) -{ - fprintf(stderr, "Test failure: %s line %d\n", file, line); - exit(EXIT_FAILURE); - /*@notreached@*/ - return 0; -} - -#define MAX_ARGS 256 - -static size_t my_strlen(char *s) -{ - return (strlen(s)); -} - -#ifdef X86_WIN32 -static size_t __attribute__((stdcall)) my_stdcall_strlen(char *s) -{ - return (strlen(s)); -} -#endif /* X86_WIN32 */ - -static int promotion(signed char sc, signed short ss, - unsigned char uc, unsigned short us) -{ - int r = (int) sc + (int) ss + (int) uc + (int) us; - - return r; -} - -static signed char return_sc(signed char sc) -{ - return sc; -} - -static unsigned char return_uc(unsigned char uc) -{ - return uc; -} - -static long long return_ll(long long ll) -{ - return ll; -} - -static int floating(int a, float b, double c, long double d, int e) -{ - int i; - -#if 0 - /* This is ifdef'd out for now. long double support under SunOS/gcc - is pretty much non-existent. You'll get the odd bus error in library - routines like printf(). */ - printf("%d %f %f %Lf %d\n", a, (double)b, c, d, e); -#endif - - i = (int) ((float)a/b + ((float)c/(float)d)); - - return i; -} - -static float many(float f1, - float f2, - float f3, - float f4, - float f5, - float f6, - float f7, - float f8, - float f9, - float f10, - float f11, - float f12, - float f13) -{ -#if 0 - printf("%f %f %f %f %f %f %f %f %f %f %f %f %f\n", - (double) f1, (double) f2, (double) f3, (double) f4, (double) f5, - (double) f6, (double) f7, (double) f8, (double) f9, (double) f10, - (double) f11, (double) f12, (double) f13); -#endif - - return ((f1/f2+f3/f4+f5/f6+f7/f8+f9/f10+f11/f12) * f13); -} - -#ifdef X86_WIN32 -static float __attribute__((stdcall)) stdcall_many(float f1, - float f2, - float f3, - float f4, - float f5, - float f6, - float f7, - float f8, - float f9, - float f10, - float f11, - float f12, - float f13) -{ - return ((f1/f2+f3/f4+f5/f6+f7/f8+f9/f10+f11/f12) * f13); -} -#endif /* X86_WIN32 */ - -static double dblit(float f) -{ - return f/3.0; -} - -static long double ldblit(float f) -{ - return (long double) (((long double) f)/ (long double) 3.0); -} - -typedef struct -{ - unsigned char uc; - double d; - unsigned int ui; -} test_structure_1; - -typedef struct -{ - double d1; - double d2; -} test_structure_2; - -typedef struct -{ - int si; -} test_structure_3; - -typedef struct -{ - unsigned ui1; - unsigned ui2; - unsigned ui3; -} test_structure_4; - -typedef struct -{ - char c1; - char c2; -} test_structure_5; - -typedef struct -{ - float f; - double d; -} test_structure_6; - -typedef struct -{ - float f1; - float f2; - double d; -} test_structure_7; - -typedef struct -{ - float f1; - float f2; - float f3; - float f4; -} test_structure_8; - -typedef struct -{ - float f; - int i; -} test_structure_9; - -static test_structure_1 struct1(test_structure_1 ts) -{ - /*@-type@*/ - ts.uc++; - /*@=type@*/ - ts.d--; - ts.ui++; - - return ts; -} - -static test_structure_2 struct2(test_structure_2 ts) -{ - ts.d1--; - ts.d2--; - - return ts; -} - -static test_structure_3 struct3(test_structure_3 ts) -{ - ts.si = -(ts.si*2); - - return ts; -} - -static test_structure_4 struct4(test_structure_4 ts) -{ - ts.ui3 = ts.ui1 * ts.ui2 * ts.ui3; - - return ts; -} - -static test_structure_5 struct5(test_structure_5 ts1, test_structure_5 ts2) -{ - ts1.c1 += ts2.c1; - ts1.c2 -= ts2.c2; - - return ts1; -} - -static test_structure_6 struct6 (test_structure_6 ts) -{ - ts.f += 1; - ts.d += 1; - - return ts; -} - -static test_structure_7 struct7 (test_structure_7 ts) -{ - ts.f1 += 1; - ts.f2 += 1; - ts.d += 1; - - return ts; -} - -static test_structure_8 struct8 (test_structure_8 ts) -{ - ts.f1 += 1; - ts.f2 += 1; - ts.f3 += 1; - ts.f4 += 1; - - return ts; -} - -static test_structure_9 struct9 (test_structure_9 ts) -{ - ts.f += 1; - ts.i += 1; - - return ts; -} - -/* Take an int and a float argument, together with int userdata, and */ -/* return the sum. */ -#if FFI_CLOSURES -static void -closure_test_fn(ffi_cif* cif,void* resp,void** args, void* userdata) -{ - *(ffi_arg*)resp = - (int)*(unsigned long long *)args[0] + (int)(*(int *)args[1]) + - (int)(*(unsigned long long *)args[2]) + (int)*(int *)args[3] + - (int)(*(signed short *)args[4]) + - (int)(*(unsigned long long *)args[5]) + - (int)*(int *)args[6] + (int)(*(int *)args[7]) + - (int)(*(double *)args[8]) + (int)*(int *)args[9] + - (int)(*(int *)args[10]) + (int)(*(float *)args[11]) + - (int)*(int *)args[12] + (int)(*(int *)args[13]) + - (int)(*(int *)args[14]) + *(int *)args[15] + (int)(long)userdata; - - printf("%d %d %d %d %d %d %d %d %d %d %d %d %d %d %d %d %d: %d\n", - (int)*(unsigned long long *)args[0], (int)(*(int *)args[1]), - (int)(*(unsigned long long *)args[2]), - (int)*(int *)args[3], (int)(*(signed short *)args[4]), - (int)(*(unsigned long long *)args[5]), - (int)*(int *)args[6], (int)(*(int *)args[7]), - (int)(*(double *)args[8]), (int)*(int *)args[9], - (int)(*(int *)args[10]), (int)(*(float *)args[11]), - (int)*(int *)args[12], (int)(*(int *)args[13]), - (int)(*(int *)args[14]),*(int *)args[15], - (int)(long)userdata, (int)*(ffi_arg *)resp); -} - -typedef int (*closure_test_type)(unsigned long long, int, unsigned long long, - int, signed short, unsigned long long, int, - int, double, int, int, float, int, int, - int, int); - -static void closure_test_fn1(ffi_cif* cif,void* resp,void** args, - void* userdata) - { - *(ffi_arg*)resp = - (int)*(float *)args[0] +(int)(*(float *)args[1]) + - (int)(*(float *)args[2]) + (int)*(float *)args[3] + - (int)(*(signed short *)args[4]) + (int)(*(float *)args[5]) + - (int)*(float *)args[6] + (int)(*(int *)args[7]) + - (int)(*(double*)args[8]) + (int)*(int *)args[9] + - (int)(*(int *)args[10]) + (int)(*(float *)args[11]) + - (int)*(int *)args[12] + (int)(*(int *)args[13]) + - (int)(*(int *)args[14]) + *(int *)args[15] + (int)(long)userdata; - - printf("%d %d %d %d %d %d %d %d %d %d %d %d %d %d %d %d %d: %d\n", - (int)*(float *)args[0], (int)(*(float *)args[1]), - (int)(*(float *)args[2]), (int)*(float *)args[3], - (int)(*(signed short *)args[4]), (int)(*(float *)args[5]), - (int)*(float *)args[6], (int)(*(int *)args[7]), - (int)(*(double *)args[8]), (int)*(int *)args[9], - (int)(*(int *)args[10]), (int)(*(float *)args[11]), - (int)*(int *)args[12], (int)(*(int *)args[13]), - (int)(*(int *)args[14]), *(int *)args[15], - (int)(long)userdata, (int)*(ffi_arg *)resp); -} - -typedef int (*closure_test_type1)(float, float, float, float, signed short, - float, float, int, double, int, int, float, - int, int, int, int); - -static void closure_test_fn2(ffi_cif* cif,void* resp,void** args, - void* userdata) - { - *(ffi_arg*)resp = - (int)*(double *)args[0] +(int)(*(double *)args[1]) + - (int)(*(double *)args[2]) + (int)*(double *)args[3] + - (int)(*(signed short *)args[4]) + (int)(*(double *)args[5]) + - (int)*(double *)args[6] + (int)(*(int *)args[7]) + - (int)(*(double *)args[8]) + (int)*(int *)args[9] + - (int)(*(int *)args[10]) + (int)(*(float *)args[11]) + - (int)*(int *)args[12] + (int)(*(float *)args[13]) + - (int)(*(int *)args[14]) + *(int *)args[15] + (int)(long)userdata; - - printf("%d %d %d %d %d %d %d %d %d %d %d %d %d %d %d %d %d: %d\n", - (int)*(double *)args[0], (int)(*(double *)args[1]), - (int)(*(double *)args[2]), (int)*(double *)args[3], - (int)(*(signed short *)args[4]), (int)(*(double *)args[5]), - (int)*(double *)args[6], (int)(*(int *)args[7]), - (int)(*(double*)args[8]), (int)*(int *)args[9], - (int)(*(int *)args[10]), (int)(*(float *)args[11]), - (int)*(int *)args[12], (int)(*(float *)args[13]), - (int)(*(int *)args[14]), *(int *)args[15], (int)(long)userdata, - (int)*(ffi_arg *)resp); - } - -typedef int (*closure_test_type2)(double, double, double, double, signed short, - double, double, int, double, int, int, float, - int, float, int, int); - -static void closure_test_fn3(ffi_cif* cif,void* resp,void** args, - void* userdata) - { - *(ffi_arg*)resp = - (int)*(float *)args[0] +(int)(*(float *)args[1]) + - (int)(*(float *)args[2]) + (int)*(float *)args[3] + - (int)(*(float *)args[4]) + (int)(*(float *)args[5]) + - (int)*(float *)args[6] + (int)(*(float *)args[7]) + - (int)(*(double *)args[8]) + (int)*(int *)args[9] + - (int)(*(float *)args[10]) + (int)(*(float *)args[11]) + - (int)*(int *)args[12] + (int)(*(float *)args[13]) + - (int)(*(float *)args[14]) + *(int *)args[15] + (int)(long)userdata; - - printf("%d %d %d %d %d %d %d %d %d %d %d %d %d %d %d %d %d: %d\n", - (int)*(float *)args[0], (int)(*(float *)args[1]), - (int)(*(float *)args[2]), (int)*(float *)args[3], - (int)(*(float *)args[4]), (int)(*(float *)args[5]), - (int)*(float *)args[6], (int)(*(float *)args[7]), - (int)(*(double *)args[8]), (int)*(int *)args[9], - (int)(*(float *)args[10]), (int)(*(float *)args[11]), - (int)*(int *)args[12], (int)(*(float *)args[13]), - (int)(*(float *)args[14]), *(int *)args[15], (int)(long)userdata, - (int)*(ffi_arg *)resp); - } - -typedef int (*closure_test_type3)(float, float, float, float, float, float, - float, float, double, int, float, float, int, - float, float, int); -#endif - -int main(/*@unused@*/ int argc, /*@unused@*/ char *argv[]) -{ - ffi_cif cif; - ffi_type *args[MAX_ARGS]; - void *values[MAX_ARGS]; - char *s; - signed char sc; - unsigned char uc; - signed short ss; - unsigned short us; - unsigned long ul; - long long ll; - float f; - double d; - long double ld; - signed int si1; - signed int si2; - - ffi_arg rint; - long long rlonglong; - -# if FFI_CLOSURES - /* The closure must not be an automatic variable on - platforms (Solaris) that forbid stack execution by default. */ - static ffi_closure cl; - ffi_closure *pcl = &cl; -#endif - - ffi_type * cl_arg_types[17]; - - ffi_type ts1_type; - ffi_type ts2_type; - ffi_type ts3_type; - ffi_type ts4_type; - ffi_type ts5_type; - ffi_type ts6_type; - ffi_type ts7_type; - ffi_type ts8_type; - ffi_type ts9_type; - ffi_type *ts1_type_elements[4]; - ffi_type *ts2_type_elements[3]; - ffi_type *ts3_type_elements[2]; - ffi_type *ts4_type_elements[4]; - ffi_type *ts5_type_elements[3]; - ffi_type *ts6_type_elements[3]; - ffi_type *ts7_type_elements[4]; - ffi_type *ts8_type_elements[5]; - ffi_type *ts9_type_elements[3]; - - ts1_type.size = 0; - ts1_type.alignment = 0; - ts1_type.type = FFI_TYPE_STRUCT; - - ts2_type.size = 0; - ts2_type.alignment = 0; - ts2_type.type = FFI_TYPE_STRUCT; - - ts3_type.size = 0; - ts3_type.alignment = 0; - ts3_type.type = FFI_TYPE_STRUCT; - - ts4_type.size = 0; - ts4_type.alignment = 0; - ts4_type.type = FFI_TYPE_STRUCT; - - ts5_type.size = 0; - ts5_type.alignment = 0; - ts5_type.type = FFI_TYPE_STRUCT; - - ts6_type.size = 0; - ts6_type.alignment = 0; - ts6_type.type = FFI_TYPE_STRUCT; - - ts7_type.size = 0; - ts7_type.alignment = 0; - ts7_type.type = FFI_TYPE_STRUCT; - - ts8_type.size = 0; - ts8_type.alignment = 0; - ts8_type.type = FFI_TYPE_STRUCT; - - ts9_type.size = 0; - ts9_type.alignment = 0; - ts9_type.type = FFI_TYPE_STRUCT; - - /*@-immediatetrans@*/ - ts1_type.elements = ts1_type_elements; - ts2_type.elements = ts2_type_elements; - ts3_type.elements = ts3_type_elements; - ts4_type.elements = ts4_type_elements; - ts5_type.elements = ts5_type_elements; - ts6_type.elements = ts6_type_elements; - ts7_type.elements = ts7_type_elements; - ts8_type.elements = ts8_type_elements; - ts9_type.elements = ts9_type_elements; - /*@=immediatetrans@*/ - - ts1_type_elements[0] = &ffi_type_uchar; - ts1_type_elements[1] = &ffi_type_double; - ts1_type_elements[2] = &ffi_type_uint; - ts1_type_elements[3] = NULL; - - ts2_type_elements[0] = &ffi_type_double; - ts2_type_elements[1] = &ffi_type_double; - ts2_type_elements[2] = NULL; - - ts3_type_elements[0] = &ffi_type_sint; - ts3_type_elements[1] = NULL; - - ts4_type_elements[0] = &ffi_type_uint; - ts4_type_elements[1] = &ffi_type_uint; - ts4_type_elements[2] = &ffi_type_uint; - ts4_type_elements[3] = NULL; - - ts5_type_elements[0] = &ffi_type_schar; - ts5_type_elements[1] = &ffi_type_schar; - ts5_type_elements[2] = NULL; - - ts6_type_elements[0] = &ffi_type_float; - ts6_type_elements[1] = &ffi_type_double; - ts6_type_elements[2] = NULL; - - ts7_type_elements[0] = &ffi_type_float; - ts7_type_elements[1] = &ffi_type_float; - ts7_type_elements[2] = &ffi_type_double; - ts7_type_elements[3] = NULL; - - ts8_type_elements[0] = &ffi_type_float; - ts8_type_elements[1] = &ffi_type_float; - ts8_type_elements[2] = &ffi_type_float; - ts8_type_elements[3] = &ffi_type_float; - ts8_type_elements[4] = NULL; - - ts9_type_elements[0] = &ffi_type_float; - ts9_type_elements[1] = &ffi_type_sint; - ts9_type_elements[2] = NULL; - - ul = 0; - - /* return value tests */ - { -#if defined(MIPS) /* || defined(ARM) */ - puts ("long long tests not run. This is a known bug on this architecture."); -#else - args[0] = &ffi_type_sint64; - values[0] = ≪ - - /* Initialize the cif */ - CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 1, - &ffi_type_sint64, args) == FFI_OK); - - for (ll = 0LL; ll < 100LL; ll++) - { - ul++; - ffi_call(&cif, FFI_FN(return_ll), &rlonglong, values); - CHECK(rlonglong == ll); - } - - for (ll = 55555555555000LL; ll < 55555555555100LL; ll++) - { - ul++; - ffi_call(&cif, FFI_FN(return_ll), &rlonglong, values); - CHECK(rlonglong == ll); - } -#endif - - args[0] = &ffi_type_schar; - values[0] = ≻ - - /* Initialize the cif */ - CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 1, - &ffi_type_schar, args) == FFI_OK); - - for (sc = (signed char) -127; - sc < (signed char) 127; /*@-type@*/ sc++ /*@=type@*/) - { - ul++; - ffi_call(&cif, FFI_FN(return_sc), &rint, values); - CHECK(rint == (ffi_arg) sc); - } - - args[0] = &ffi_type_uchar; - values[0] = &uc; - - /* Initialize the cif */ - CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 1, - &ffi_type_uchar, args) == FFI_OK); - - for (uc = (unsigned char) '\x00'; - uc < (unsigned char) '\xff'; /*@-type@*/ uc++ /*@=type@*/) - { - ul++; - ffi_call(&cif, FFI_FN(return_uc), &rint, values); - CHECK(rint == (signed int) uc); - } - - printf("%lu return value tests run\n", ul); - } - -#ifdef BROKEN_LONG_DOUBLE - printf ("This architecture has broken `long double' support. No floating point\ntests have been run.\n"); -#else - /* float arg tests */ - { - args[0] = &ffi_type_float; - values[0] = &f; - - /* Initialize the cif */ - CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 1, - &ffi_type_longdouble, args) == FFI_OK); - - f = 3.14159; - -#if 0 - /* This is ifdef'd out for now. long double support under SunOS/gcc - is pretty much non-existent. You'll get the odd bus error in library - routines like printf(). */ - printf ("%Lf\n", ldblit(f)); -#endif - ld = 666; - ffi_call(&cif, FFI_FN(ldblit), &ld, values); - -#if 0 - /* This is ifdef'd out for now. long double support under SunOS/gcc - is pretty much non-existent. You'll get the odd bus error in library - routines like printf(). */ - printf ("%Lf, %Lf, %Lf, %Lf\n", ld, ldblit(f), ld - ldblit(f), LDBL_EPSILON); -#endif - - /* These are not always the same!! Check for a reasonable delta */ - /*@-realcompare@*/ - if (ld - ldblit(f) < LDBL_EPSILON) - /*@=realcompare@*/ - puts("long double return value tests ok!"); - else - CHECK(0); - } - - /* float arg tests */ - { - args[0] = &ffi_type_sint; - values[0] = &si1; - args[1] = &ffi_type_float; - values[1] = &f; - args[2] = &ffi_type_double; - values[2] = &d; - args[3] = &ffi_type_longdouble; - values[3] = &ld; - args[4] = &ffi_type_sint; - values[4] = &si2; - - /* Initialize the cif */ - CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 5, - &ffi_type_sint, args) == FFI_OK); - - si1 = 6; - f = 3.14159; - d = (double)1.0/(double)3.0; - ld = 2.71828182846L; - si2 = 10; - - floating (si1, f, d, ld, si2); - - ffi_call(&cif, FFI_FN(floating), &rint, values); - - printf ("%d vs %d\n", (int)rint, floating (si1, f, d, ld, si2)); - - CHECK(rint == floating(si1, f, d, ld, si2)); - - printf("float arg tests ok!\n"); - } -#endif - - /* strlen tests */ - { - args[0] = &ffi_type_pointer; - values[0] = (void*) &s; - - /* Initialize the cif */ - CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 1, - &ffi_type_sint, args) == FFI_OK); - - s = "a"; - ffi_call(&cif, FFI_FN(my_strlen), &rint, values); - CHECK(rint == 1); - - s = "1234567"; - ffi_call(&cif, FFI_FN(my_strlen), &rint, values); - CHECK(rint == 7); - - s = "1234567890123456789012345"; - ffi_call(&cif, FFI_FN(my_strlen), &rint, values); - CHECK(rint == 25); - - printf("strlen tests passed\n"); - } - - /* float arg tests */ - { - args[0] = &ffi_type_float; - values[0] = &f; - - /* Initialize the cif */ - CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 1, - &ffi_type_double, args) == FFI_OK); - - f = 3.14159; - - ffi_call(&cif, FFI_FN(dblit), &d, values); - - /* These are not always the same!! Check for a reasonable delta */ - /*@-realcompare@*/ - CHECK(d - dblit(f) < DBL_EPSILON); - /*@=realcompare@*/ - - printf("double return value tests ok!\n"); - } - - /* many arg tests */ - { - float ff; - float fa[13]; - - for (ul = 0; ul < 13; ul++) - { - args[ul] = &ffi_type_float; - values[ul] = &fa[ul]; - fa[ul] = (float) ul; - } - - /* Initialize the cif */ - CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 13, - &ffi_type_float, args) == FFI_OK); - - /*@-usedef@*/ - ff = many (fa[0], fa[1], - fa[2], fa[3], - fa[4], fa[5], - fa[6], fa[7], - fa[8], fa[9], - fa[10],fa[11],fa[12]); - /*@=usedef@*/ - - ffi_call(&cif, FFI_FN(many), &f, values); - - /*@-realcompare@*/ - if (f - ff < FLT_EPSILON) - /*@=realcompare@*/ - printf("many arg tests ok!\n"); - else -#ifdef POWERPC - printf("many arg tests failed! This is a gcc bug.\n"); -#else - CHECK(0); -#endif - } - - /* promotion tests */ - { - args[0] = &ffi_type_schar; - args[1] = &ffi_type_sshort; - args[2] = &ffi_type_uchar; - args[3] = &ffi_type_ushort; - values[0] = ≻ - values[1] = &ss; - values[2] = &uc; - values[3] = &us; - - /* Initialize the cif */ - CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 4, - &ffi_type_sint, args) == FFI_OK); - - us = 0; - ul = 0; - - for (sc = (signed char) -127; - sc <= (signed char) 120; /*@-type@*/ sc += 1 /*@=type@*/) - for (ss = -30000; ss <= 30000; ss += 10000) - for (uc = (unsigned char) 0; - uc <= (unsigned char) 200; /*@-type@*/ uc += 20 /*@=type@*/) - for (us = 0; us <= 60000; us += 10000) - { - ul++; - ffi_call(&cif, FFI_FN(promotion), &rint, values); - CHECK((int)rint == (signed char) sc + (signed short) ss + - (unsigned char) uc + (unsigned short) us); - } - printf("%lu promotion tests run\n", ul); - } - -#ifndef X86_WIN32 /* Structures dont work on Win32 */ - - /* struct tests */ - { - test_structure_1 ts1_arg; - /* This is a hack to get a properly aligned result buffer */ - test_structure_1 *ts1_result = - (test_structure_1 *) malloc (sizeof(test_structure_1)); - - args[0] = &ts1_type; - values[0] = &ts1_arg; - - /* Initialize the cif */ - CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 1, - &ts1_type, args) == FFI_OK); - - ts1_arg.uc = '\x01'; - ts1_arg.d = 3.14159; - ts1_arg.ui = 555; - - ffi_call(&cif, FFI_FN(struct1), ts1_result, values); - - CHECK(ts1_result->ui == 556); - CHECK(ts1_result->d == 3.14159 - 1); - - puts ("structure test 1 ok!\n"); - - free (ts1_result); - } - - /* struct tests */ - { - test_structure_2 ts2_arg; - - /* This is a hack to get a properly aligned result buffer */ - test_structure_2 *ts2_result = - (test_structure_2 *) malloc (sizeof(test_structure_2)); - - args[0] = &ts2_type; - values[0] = &ts2_arg; - - /* Initialize the cif */ - CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 1, &ts2_type, args) == FFI_OK); - - ts2_arg.d1 = 5.55; - ts2_arg.d2 = 6.66; - - printf ("%g\n", ts2_arg.d1); - printf ("%g\n", ts2_arg.d2); - - ffi_call(&cif, FFI_FN(struct2), ts2_result, values); - - printf ("%g\n", ts2_result->d1); - printf ("%g\n", ts2_result->d2); - - CHECK(ts2_result->d1 == 5.55 - 1); - CHECK(ts2_result->d2 == 6.66 - 1); - - printf("structure test 2 ok!\n"); - - free (ts2_result); - } - - /* struct tests */ - { - int compare_value; - test_structure_3 ts3_arg; - test_structure_3 *ts3_result = - (test_structure_3 *) malloc (sizeof(test_structure_3)); - - args[0] = &ts3_type; - values[0] = &ts3_arg; - - /* Initialize the cif */ - CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 1, - &ts3_type, args) == FFI_OK); - - ts3_arg.si = -123; - compare_value = ts3_arg.si; - - ffi_call(&cif, FFI_FN(struct3), ts3_result, values); - - printf ("%d %d\n", ts3_result->si, -(compare_value*2)); - - if (ts3_result->si == -(ts3_arg.si*2)) - puts ("structure test 3 ok!"); - else - { - puts ("Structure test 3 found structure passing bug."); - puts (" Current versions of GCC are not 100% compliant with the"); - puts (" n32 ABI. There is a known problem related to passing"); - puts (" small structures. Send a bug report to the gcc maintainers."); - } - - free (ts3_result); - } - - /* struct tests */ - { - test_structure_4 ts4_arg; - - /* This is a hack to get a properly aligned result buffer */ - test_structure_4 *ts4_result = - (test_structure_4 *) malloc (sizeof(test_structure_4)); - - args[0] = &ts4_type; - values[0] = &ts4_arg; - - /* Initialize the cif */ - CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 1, &ts4_type, args) == FFI_OK); - - ts4_arg.ui1 = 2; - ts4_arg.ui2 = 3; - ts4_arg.ui3 = 4; - - ffi_call (&cif, FFI_FN(struct4), ts4_result, values); - - if (ts4_result->ui3 == 2U * 3U * 4U) - puts ("structure test 4 ok!"); - else - puts ("Structure test 4 found GCC's structure passing bug."); - - free (ts4_result); - } - - /* struct tests */ - { - test_structure_5 ts5_arg1, ts5_arg2; - - /* This is a hack to get a properly aligned result buffer */ - test_structure_5 *ts5_result = - (test_structure_5 *) malloc (sizeof(test_structure_5)); - - args[0] = &ts5_type; - args[1] = &ts5_type; - values[0] = &ts5_arg1; - values[1] = &ts5_arg2; - - /* Initialize the cif */ - CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 2, &ts5_type, args) == FFI_OK); - - ts5_arg1.c1 = 2; - ts5_arg1.c2 = 6; - ts5_arg2.c1 = 5; - ts5_arg2.c2 = 3; - - ffi_call (&cif, FFI_FN(struct5), ts5_result, values); - - if (ts5_result->c1 == 7 - && ts5_result->c2 == 3) - puts ("structure test 5 ok!"); - else - puts ("Structure test 5 found GCC's structure passing bug."); - - free (ts5_result); - } - - /* struct tests */ - { - test_structure_6 ts6_arg; - - /* This is a hack to get a properly aligned result buffer */ - test_structure_6 *ts6_result = - (test_structure_6 *) malloc (sizeof(test_structure_6)); - - args[0] = &ts6_type; - values[0] = &ts6_arg; - - /* Initialize the cif */ - CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 1, &ts6_type, args) == FFI_OK); - - ts6_arg.f = 5.55f; - ts6_arg.d = 6.66; - - printf ("%g\n", ts6_arg.f); - printf ("%g\n", ts6_arg.d); - - ffi_call(&cif, FFI_FN(struct6), ts6_result, values); - - printf ("%g\n", ts6_result->f); - printf ("%g\n", ts6_result->d); - - CHECK(ts6_result->f == 5.55f + 1); - CHECK(ts6_result->d == 6.66 + 1); - - printf("structure test 6 ok!\n"); - - free (ts6_result); - } - - /* struct tests */ - { - test_structure_7 ts7_arg; - - /* This is a hack to get a properly aligned result buffer */ - test_structure_7 *ts7_result = - (test_structure_7 *) malloc (sizeof(test_structure_7)); - - args[0] = &ts7_type; - values[0] = &ts7_arg; - - /* Initialize the cif */ - CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 1, &ts7_type, args) == FFI_OK); - - ts7_arg.f1 = 5.55f; - ts7_arg.f2 = 55.5f; - ts7_arg.d = 6.66; - - printf ("%g\n", ts7_arg.f1); - printf ("%g\n", ts7_arg.f2); - printf ("%g\n", ts7_arg.d); - - ffi_call(&cif, FFI_FN(struct7), ts7_result, values); - - printf ("%g\n", ts7_result->f1); - printf ("%g\n", ts7_result->f2); - printf ("%g\n", ts7_result->d); - - CHECK(ts7_result->f1 == 5.55f + 1); - CHECK(ts7_result->f2 == 55.5f + 1); - CHECK(ts7_result->d == 6.66 + 1); - - printf("structure test 7 ok!\n"); - - free (ts7_result); - } - - /* struct tests */ - { - test_structure_8 ts8_arg; - - /* This is a hack to get a properly aligned result buffer */ - test_structure_8 *ts8_result = - (test_structure_8 *) malloc (sizeof(test_structure_8)); - - args[0] = &ts8_type; - values[0] = &ts8_arg; - - /* Initialize the cif */ - CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 1, &ts8_type, args) == FFI_OK); - - ts8_arg.f1 = 5.55f; - ts8_arg.f2 = 55.5f; - ts8_arg.f3 = -5.55f; - ts8_arg.f4 = -55.5f; - - printf ("%g\n", ts8_arg.f1); - printf ("%g\n", ts8_arg.f2); - printf ("%g\n", ts8_arg.f3); - printf ("%g\n", ts8_arg.f4); - - ffi_call(&cif, FFI_FN(struct8), ts8_result, values); - - printf ("%g\n", ts8_result->f1); - printf ("%g\n", ts8_result->f2); - printf ("%g\n", ts8_result->f3); - printf ("%g\n", ts8_result->f4); - - CHECK(ts8_result->f1 == 5.55f + 1); - CHECK(ts8_result->f2 == 55.5f + 1); - CHECK(ts8_result->f3 == -5.55f + 1); - CHECK(ts8_result->f4 == -55.5f + 1); - - printf("structure test 8 ok!\n"); - - free (ts8_result); - } - - /* struct tests */ - { - test_structure_9 ts9_arg; - - /* This is a hack to get a properly aligned result buffer */ - test_structure_9 *ts9_result = - (test_structure_9 *) malloc (sizeof(test_structure_9)); - - args[0] = &ts9_type; - values[0] = &ts9_arg; - - /* Initialize the cif */ - CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 1, &ts9_type, args) == FFI_OK); - - ts9_arg.f = 5.55f; - ts9_arg.i = 5; - - printf ("%g\n", ts9_arg.f); - printf ("%d\n", ts9_arg.i); - - ffi_call(&cif, FFI_FN(struct9), ts9_result, values); - - printf ("%g\n", ts9_result->f); - printf ("%d\n", ts9_result->i); - - CHECK(ts9_result->f == 5.55f + 1); - CHECK(ts9_result->i == 5 + 1); - - printf("structure test 9 ok!\n"); - - free (ts9_result); - } - -#else - printf("Structure passing doesn't work on Win32.\n"); -#endif /* X86_WIN32 */ - -#ifdef X86_WIN32 - /* stdcall strlen tests */ - { - args[0] = &ffi_type_pointer; - values[0] = (void*) &s; - - /* Initialize the cif */ - CHECK(ffi_prep_cif(&cif, FFI_STDCALL, 1, - &ffi_type_sint, args) == FFI_OK); - - s = "a"; - ffi_call(&cif, FFI_FN(my_stdcall_strlen), &rint, values); - CHECK(rint == 1); - - s = "1234567"; - ffi_call(&cif, FFI_FN(my_stdcall_strlen), &rint, values); - CHECK(rint == 7); - - s = "1234567890123456789012345"; - ffi_call(&cif, FFI_FN(my_stdcall_strlen), &rint, values); - CHECK(rint == 25); - - printf("stdcall strlen tests passed\n"); - } - - /* stdcall many arg tests */ - { - float ff; - float fa[13]; - - for (ul = 0; ul < 13; ul++) - { - args[ul] = &ffi_type_float; - values[ul] = &fa[ul]; - fa[ul] = (float) ul; - } - - /* Initialize the cif */ - CHECK(ffi_prep_cif(&cif, FFI_STDCALL, 13, - &ffi_type_float, args) == FFI_OK); - - /*@-usedef@*/ - ff = stdcall_many(fa[0], fa[1], - fa[2], fa[3], - fa[4], fa[5], - fa[6], fa[7], - fa[8], fa[9], - fa[10],fa[11],fa[12]); - /*@=usedef@*/ - - ffi_call(&cif, FFI_FN(stdcall_many), &f, values); - - /*@-realcompare@*/ - if (f - ff < FLT_EPSILON) - /*@=realcompare@*/ - printf("stdcall many arg tests ok!\n"); - else - CHECK(0); - } -#endif /* X86_WIN32 */ - -# if FFI_CLOSURES -# if __GNUC__ >= 2 - /* Hide before the compiler that pcl is &cl, since on - some architectures it is not possible to call a data - object using direct function call. */ - asm ("" : "=g" (pcl) : "0" (pcl)); -# endif - - /* A simple closure test */ - { - (void) puts("\nEnter FFI_CLOSURES\n"); - - cl_arg_types[0] = &ffi_type_uint64; - cl_arg_types[1] = &ffi_type_uint; - cl_arg_types[2] = &ffi_type_uint64; - cl_arg_types[3] = &ffi_type_uint; - cl_arg_types[4] = &ffi_type_sshort; - cl_arg_types[5] = &ffi_type_uint64; - cl_arg_types[6] = &ffi_type_uint; - cl_arg_types[7] = &ffi_type_uint; - cl_arg_types[8] = &ffi_type_double; - cl_arg_types[9] = &ffi_type_uint; - cl_arg_types[10] = &ffi_type_uint; - cl_arg_types[11] = &ffi_type_float; - cl_arg_types[12] = &ffi_type_uint; - cl_arg_types[13] = &ffi_type_uint; - cl_arg_types[14] = &ffi_type_uint; - cl_arg_types[15] = &ffi_type_uint; - cl_arg_types[16] = NULL; - - /* Initialize the cif */ - CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 16, - &ffi_type_sint, cl_arg_types) == FFI_OK); - - CHECK(ffi_prep_closure(pcl, &cif, closure_test_fn, - (void *) 3 /* userdata */) == FFI_OK); - - CHECK((*((closure_test_type)pcl)) - (1LL, 2, 3LL, 4, 127, 429LL, 7, 8, 9.5, 10, 11, 12, 13, - 19, 21, 1) == 680); - } - - { - - cl_arg_types[0] = &ffi_type_float; - cl_arg_types[1] = &ffi_type_float; - cl_arg_types[2] = &ffi_type_float; - cl_arg_types[3] = &ffi_type_float; - cl_arg_types[4] = &ffi_type_sshort; - cl_arg_types[5] = &ffi_type_float; - cl_arg_types[6] = &ffi_type_float; - cl_arg_types[7] = &ffi_type_uint; - cl_arg_types[8] = &ffi_type_double; - cl_arg_types[9] = &ffi_type_uint; - cl_arg_types[10] = &ffi_type_uint; - cl_arg_types[11] = &ffi_type_float; - cl_arg_types[12] = &ffi_type_uint; - cl_arg_types[13] = &ffi_type_uint; - cl_arg_types[14] = &ffi_type_uint; - cl_arg_types[15] = &ffi_type_uint; - cl_arg_types[16] = NULL; - - /* Initialize the cif */ - CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 16, - &ffi_type_sint, cl_arg_types) == FFI_OK); - - CHECK(ffi_prep_closure(pcl, &cif, closure_test_fn1, - (void *) 3 /* userdata */) == FFI_OK); - - CHECK((*((closure_test_type1)pcl)) - (1.1, 2.2, 3.3, 4.4, 127, 5.5, 6.6, 8, 9, 10, 11, 12.0, 13, - 19, 21, 1) == 255); - } - - { - - cl_arg_types[0] = &ffi_type_double; - cl_arg_types[1] = &ffi_type_double; - cl_arg_types[2] = &ffi_type_double; - cl_arg_types[3] = &ffi_type_double; - cl_arg_types[4] = &ffi_type_sshort; - cl_arg_types[5] = &ffi_type_double; - cl_arg_types[6] = &ffi_type_double; - cl_arg_types[7] = &ffi_type_uint; - cl_arg_types[8] = &ffi_type_double; - cl_arg_types[9] = &ffi_type_uint; - cl_arg_types[10] = &ffi_type_uint; - cl_arg_types[11] = &ffi_type_float; - cl_arg_types[12] = &ffi_type_uint; - cl_arg_types[13] = &ffi_type_float; - cl_arg_types[14] = &ffi_type_uint; - cl_arg_types[15] = &ffi_type_uint; - cl_arg_types[16] = NULL; - - /* Initialize the cif */ - CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 16, - &ffi_type_sint, cl_arg_types) == FFI_OK); - - CHECK(ffi_prep_closure(pcl, &cif, closure_test_fn2, - (void *) 3 /* userdata */) == FFI_OK); - - CHECK((*((closure_test_type2)pcl)) - (1, 2, 3, 4, 127, 5, 6, 8, 9, 10, 11, 12.0, 13, - 19.0, 21, 1) == 255); - - } - - { - - cl_arg_types[0] = &ffi_type_float; - cl_arg_types[1] = &ffi_type_float; - cl_arg_types[2] = &ffi_type_float; - cl_arg_types[3] = &ffi_type_float; - cl_arg_types[4] = &ffi_type_float; - cl_arg_types[5] = &ffi_type_float; - cl_arg_types[6] = &ffi_type_float; - cl_arg_types[7] = &ffi_type_float; - cl_arg_types[8] = &ffi_type_double; - cl_arg_types[9] = &ffi_type_uint; - cl_arg_types[10] = &ffi_type_float; - cl_arg_types[11] = &ffi_type_float; - cl_arg_types[12] = &ffi_type_uint; - cl_arg_types[13] = &ffi_type_float; - cl_arg_types[14] = &ffi_type_float; - cl_arg_types[15] = &ffi_type_uint; - cl_arg_types[16] = NULL; - - /* Initialize the cif */ - CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 16, - &ffi_type_sint, cl_arg_types) == FFI_OK); - - CHECK(ffi_prep_closure(pcl, &cif, closure_test_fn3, - (void *) 3 /* userdata */) == FFI_OK); - - CHECK((*((closure_test_type3)pcl)) - (1.1, 2.2, 3.3, 4.4, 5.5, 6.6, 7.7, 8.8, 9, 10, 11.11, 12.0, 13, - 19.19, 21.21, 1) == 135); - } - - (void) puts("\nFinished FFI_CLOSURES\n"); - -# endif - - /* If we arrived here, all is good */ - (void) puts("\nLooks good. No surprises.\n"); - - /*@-compdestroy@*/ - - return 0; -} - diff --git a/libffi/src/ia64/ffi.c b/libffi/src/ia64/ffi.c deleted file mode 100644 index 1dc27db..0000000 --- a/libffi/src/ia64/ffi.c +++ /dev/null @@ -1,671 +0,0 @@ -/* ----------------------------------------------------------------------- - ffi.c - Copyright (c) 1998 Red Hat, Inc. - Copyright (c) 2000 Hewlett Packard Company - - IA64 Foreign Function Interface - - Permission is hereby granted, free of charge, to any person obtaining - a copy of this software and associated documentation files (the - ``Software''), to deal in the Software without restriction, including - without limitation the rights to use, copy, modify, merge, publish, - distribute, sublicense, and/or sell copies of the Software, and to - permit persons to whom the Software is furnished to do so, subject to - the following conditions: - - The above copyright notice and this permission notice shall be included - in all copies or substantial portions of the Software. - - THE SOFTWARE IS PROVIDED ``AS IS'', WITHOUT WARRANTY OF ANY KIND, EXPRESS - OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF - MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. - IN NO EVENT SHALL CYGNUS SOLUTIONS BE LIABLE FOR ANY CLAIM, DAMAGES OR - OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, - ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR - OTHER DEALINGS IN THE SOFTWARE. - ----------------------------------------------------------------------- */ - -#include <ffi.h> -#include <ffi_common.h> - -#include <stdlib.h> -#include <stdbool.h> - -#include "ia64_flags.h" - -/* Memory image of fp register contents. Should eventually be an fp */ -/* type long enough to hold an entire register. For now we use double. */ -typedef double float80; - -/* The stack layout at call to ffi_prep_args. Other_args will remain */ -/* on the stack for the actual call. Everything else we be transferred */ -/* to registers and popped by the assembly code. */ - -struct ia64_args { - long scratch[2]; /* Two scratch words at top of stack. */ - /* Allows sp to be passed as arg pointer. */ - void * r8_contents; /* Value to be passed in r8 */ - long spare; /* Not used. */ - float80 fp_regs[8]; /* Contents of 8 floating point argument */ - /* registers. */ - long out_regs[8]; /* Contents of the 8 out registers used */ - /* for integer parameters. */ - long other_args[0]; /* Arguments passed on stack, variable size */ - /* Treated as continuation of out_regs. */ -}; - -static size_t float_type_size(unsigned short tp) -{ - switch(tp) { - case FFI_TYPE_FLOAT: - return sizeof(float); - case FFI_TYPE_DOUBLE: - return sizeof(double); -#if FFI_TYPE_LONGDOUBLE != FFI_TYPE_DOUBLE - case FFI_TYPE_LONGDOUBLE: - return sizeof(long double); -#endif - default: - FFI_ASSERT(0); - } -} - -/* - * Is type a struct containing at most n floats, doubles, or extended - * doubles, all of the same fp type? - * If so, set *element_type to the fp type. - */ -static bool is_homogeneous_fp_aggregate(ffi_type * type, int n, - unsigned short * element_type) -{ - ffi_type **ptr; - unsigned short element, struct_element; - - int type_set = 0; - - FFI_ASSERT(type != NULL); - - FFI_ASSERT(type->elements != NULL); - - ptr = &(type->elements[0]); - - while ((*ptr) != NULL) - { - switch((*ptr) -> type) { - case FFI_TYPE_FLOAT: - if (type_set && element != FFI_TYPE_FLOAT) return 0; - if (--n < 0) return false; - type_set = 1; - element = FFI_TYPE_FLOAT; - break; - case FFI_TYPE_DOUBLE: - if (type_set && element != FFI_TYPE_DOUBLE) return 0; - if (--n < 0) return false; - type_set = 1; - element = FFI_TYPE_DOUBLE; - break; - case FFI_TYPE_STRUCT: - if (!is_homogeneous_fp_aggregate(type, n, &struct_element)) - return false; - if (type_set && struct_element != element) return false; - n -= (type -> size)/float_type_size(element); - element = struct_element; - if (n < 0) return false; - break; - /* case FFI_TYPE_LONGDOUBLE: - Not yet implemented. */ - default: - return false; - } - ptr++; - } - *element_type = element; - return true; - -} - -/* ffi_prep_args is called by the assembly routine once stack space - has been allocated for the function's arguments. It fills in - the arguments in the structure referenced by stack. Returns nonzero - if fp registers are used for arguments. */ - -static bool -ffi_prep_args(struct ia64_args *stack, extended_cif *ecif, int bytes) -{ - register long i, avn; - register void **p_argv; - register long *argp = stack -> out_regs; - register float80 *fp_argp = stack -> fp_regs; - register ffi_type **p_arg; - - /* For big return structs, r8 needs to contain the target address. */ - /* Since r8 is otherwise dead, we set it unconditionally. */ - stack -> r8_contents = ecif -> rvalue; - i = 0; - avn = ecif->cif->nargs; - p_arg = ecif->cif->arg_types; - p_argv = ecif->avalue; - while (i < avn) - { - size_t z; /* z is in units of arg slots or words, not bytes. */ - - switch ((*p_arg)->type) - { - case FFI_TYPE_SINT8: - z = 1; - *(SINT64 *) argp = *(SINT8 *)(* p_argv); - break; - - case FFI_TYPE_UINT8: - z = 1; - *(UINT64 *) argp = *(UINT8 *)(* p_argv); - break; - - case FFI_TYPE_SINT16: - z = 1; - *(SINT64 *) argp = *(SINT16 *)(* p_argv); - break; - - case FFI_TYPE_UINT16: - z = 1; - *(UINT64 *) argp = *(UINT16 *)(* p_argv); - break; - - case FFI_TYPE_SINT32: - z = 1; - *(SINT64 *) argp = *(SINT32 *)(* p_argv); - break; - - case FFI_TYPE_UINT32: - z = 1; - *(UINT64 *) argp = *(UINT32 *)(* p_argv); - break; - - case FFI_TYPE_SINT64: - case FFI_TYPE_UINT64: - case FFI_TYPE_POINTER: - z = 1; - *(UINT64 *) argp = *(UINT64 *)(* p_argv); - break; - - case FFI_TYPE_FLOAT: - z = 1; - if (fp_argp - stack->fp_regs < 8) - { - /* Note the conversion -- all the fp regs are loaded as - doubles. */ - *fp_argp++ = *(float *)(* p_argv); - } - /* Also put it into the integer registers or memory: */ - *(UINT64 *) argp = *(UINT32 *)(* p_argv); - break; - - case FFI_TYPE_DOUBLE: - z = 1; - if (fp_argp - stack->fp_regs < 8) - *fp_argp++ = *(double *)(* p_argv); - /* Also put it into the integer registers or memory: */ - *(double *) argp = *(double *)(* p_argv); - break; - - case FFI_TYPE_STRUCT: - { - size_t sz = (*p_arg)->size; - unsigned short element_type; - z = ((*p_arg)->size + FFI_SIZEOF_ARG - 1)/FFI_SIZEOF_ARG; - if (is_homogeneous_fp_aggregate(*p_arg, 8, &element_type)) { - int i; - int nelements = sz/float_type_size(element_type); - for (i = 0; i < nelements; ++i) { - switch (element_type) { - case FFI_TYPE_FLOAT: - if (fp_argp - stack->fp_regs < 8) - *fp_argp++ = ((float *)(* p_argv))[i]; - break; - case FFI_TYPE_DOUBLE: - if (fp_argp - stack->fp_regs < 8) - *fp_argp++ = ((double *)(* p_argv))[i]; - break; - default: - /* Extended precision not yet implemented. */ - abort(); - } - } - } - /* And pass it in integer registers as a struct, with */ - /* its actual field sizes packed into registers. */ - memcpy(argp, *p_argv, (*p_arg)->size); - } - break; - - default: - FFI_ASSERT(0); - } - - argp += z; - i++, p_arg++, p_argv++; - } - return (fp_argp != stack -> fp_regs); -} - -/* Perform machine dependent cif processing */ -ffi_status -ffi_prep_cif_machdep(ffi_cif *cif) -{ - long i, avn; - bool is_simple = true; - long simple_flag = FFI_SIMPLE_V; - /* Adjust cif->bytes to include space for the 2 scratch words, - r8 register contents, spare word, - the 8 fp register contents, and all 8 integer register contents. - This will be removed before the call, though 2 scratch words must - remain. */ - - cif->bytes += 4*sizeof(long) + 8 *sizeof(float80); - if (cif->bytes < sizeof(struct ia64_args)) - cif->bytes = sizeof(struct ia64_args); - - /* The stack must be double word aligned, so round bytes up - appropriately. */ - - cif->bytes = ALIGN(cif->bytes, 2*sizeof(void*)); - - avn = cif->nargs; - if (avn <= 2) { - for (i = 0; i < avn; ++i) { - switch(cif -> arg_types[i] -> type) { - case FFI_TYPE_SINT32: - simple_flag = FFI_ADD_INT_ARG(simple_flag); - break; - case FFI_TYPE_SINT64: - case FFI_TYPE_UINT64: - case FFI_TYPE_POINTER: - simple_flag = FFI_ADD_LONG_ARG(simple_flag); - break; - default: - is_simple = false; - } - } - } else { - is_simple = false; - } - - /* Set the return type flag */ - switch (cif->rtype->type) - { - case FFI_TYPE_VOID: - cif->flags = FFI_TYPE_VOID; - break; - - case FFI_TYPE_STRUCT: - { - size_t sz = cif -> rtype -> size; - unsigned short element_type; - - is_simple = false; - if (is_homogeneous_fp_aggregate(cif -> rtype, 8, &element_type)) { - int nelements = sz/float_type_size(element_type); - if (nelements <= 1) { - if (0 == nelements) { - cif -> flags = FFI_TYPE_VOID; - } else { - cif -> flags = element_type; - } - } else { - switch(element_type) { - case FFI_TYPE_FLOAT: - cif -> flags = FFI_IS_FLOAT_FP_AGGREGATE | nelements; - break; - case FFI_TYPE_DOUBLE: - cif -> flags = FFI_IS_DOUBLE_FP_AGGREGATE | nelements; - break; - default: - /* long double NYI */ - abort(); - } - } - break; - } - if (sz <= 32) { - if (sz <= 8) { - cif->flags = FFI_TYPE_INT; - } else if (sz <= 16) { - cif->flags = FFI_IS_SMALL_STRUCT2; - } else if (sz <= 24) { - cif->flags = FFI_IS_SMALL_STRUCT3; - } else { - cif->flags = FFI_IS_SMALL_STRUCT4; - } - } else { - cif->flags = FFI_TYPE_STRUCT; - } - } - break; - - case FFI_TYPE_FLOAT: - is_simple = false; - cif->flags = FFI_TYPE_FLOAT; - break; - - case FFI_TYPE_DOUBLE: - is_simple = false; - cif->flags = FFI_TYPE_DOUBLE; - break; - - default: - cif->flags = FFI_TYPE_INT; - /* This seems to depend on little endian mode, and the fact that */ - /* the return pointer always points to at least 8 bytes. But */ - /* that also seems to be true for other platforms. */ - break; - } - - if (is_simple) cif -> flags |= simple_flag; - return FFI_OK; -} - -extern int ffi_call_unix(bool (*)(struct ia64_args *, extended_cif *, int), - extended_cif *, unsigned, - unsigned, unsigned *, void (*)()); - -void -ffi_call(ffi_cif *cif, void (*fn)(), void *rvalue, void **avalue) -{ - extended_cif ecif; - long simple = cif -> flags & FFI_SIMPLE; - - /* Should this also check for Unix ABI? */ - /* This is almost, but not quite, machine independent. Note that */ - /* we can get away with not caring about length of the result because */ - /* we assume we are little endian, and the result buffer is large */ - /* enough. */ - /* This needs work for HP/UX. */ - if (simple) { - long (*lfn)() = (long (*)())fn; - long result; - switch(simple) { - case FFI_SIMPLE_V: - result = lfn(); - break; - case FFI_SIMPLE_I: - result = lfn(*(int *)avalue[0]); - break; - case FFI_SIMPLE_L: - result = lfn(*(long *)avalue[0]); - break; - case FFI_SIMPLE_II: - result = lfn(*(int *)avalue[0], *(int *)avalue[1]); - break; - case FFI_SIMPLE_IL: - result = lfn(*(int *)avalue[0], *(long *)avalue[1]); - break; - case FFI_SIMPLE_LI: - result = lfn(*(long *)avalue[0], *(int *)avalue[1]); - break; - case FFI_SIMPLE_LL: - result = lfn(*(long *)avalue[0], *(long *)avalue[1]); - break; - } - if ((cif->flags & ~FFI_SIMPLE) != FFI_TYPE_VOID && 0 != rvalue) { - * (long *)rvalue = result; - } - return; - } - ecif.cif = cif; - ecif.avalue = avalue; - - /* If the return value is a struct and we don't have a return - value address then we need to make one. */ - - if (rvalue == NULL && cif->rtype->type == FFI_TYPE_STRUCT) - ecif.rvalue = alloca(cif->rtype->size); - else - ecif.rvalue = rvalue; - - switch (cif->abi) - { - case FFI_UNIX: - ffi_call_unix(ffi_prep_args, &ecif, cif->bytes, - cif->flags, rvalue, fn); - break; - - default: - FFI_ASSERT(0); - break; - } -} - -/* - * Closures represent a pair consisting of a function pointer, and - * some user data. A closure is invoked by reinterpreting the closure - * as a function pointer, and branching to it. Thus we can make an - * interpreted function callable as a C function: We turn the interpreter - * itself, together with a pointer specifying the interpreted procedure, - * into a closure. - * On X86, the first few words of the closure structure actually contain code, - * which will do the right thing. On most other architectures, this - * would raise some Icache/Dcache coherence issues (which can be solved, but - * often not cheaply). - * For IA64, function pointer are already pairs consisting of a code - * pointer, and a gp pointer. The latter is needed to access global variables. - * Here we set up such a pair as the first two words of the closure (in - * the "trampoline" area), but we replace the gp pointer with a pointer - * to the closure itself. We also add the real gp pointer to the - * closure. This allows the function entry code to both retrieve the - * user data, and to restire the correct gp pointer. - */ - -static void -ffi_prep_incoming_args_UNIX(struct ia64_args *args, void **rvalue, - void **avalue, ffi_cif *cif); - -/* This function is entered with the doctored gp (r1) value. - * This code is extremely gcc specific. There is some argument that - * it should really be written in assembly code, since it depends on - * gcc properties that might change over time. - */ - -/* ffi_closure_UNIX is an assembly routine, which copies the register */ -/* state into a struct ia64_args, and then invokes */ -/* ffi_closure_UNIX_inner. It also recovers the closure pointer */ -/* from its fake gp pointer. */ -void ffi_closure_UNIX(); - -#ifndef __GNUC__ -# error This requires gcc -#endif -void -ffi_closure_UNIX_inner (ffi_closure *closure, struct ia64_args * args) -/* Hopefully declaring this as a varargs function will force all args */ -/* to memory. */ -{ - // this is our return value storage - long double res; - - // our various things... - ffi_cif *cif; - unsigned short rtype; - void *resp; - void **arg_area; - - resp = (void*)&res; - cif = closure->cif; - arg_area = (void**) alloca (cif->nargs * sizeof (void*)); - - /* this call will initialize ARG_AREA, such that each - * element in that array points to the corresponding - * value on the stack; and if the function returns - * a structure, it will re-set RESP to point to the - * structure return address. */ - - ffi_prep_incoming_args_UNIX(args, (void**)&resp, arg_area, cif); - - (closure->fun) (cif, resp, arg_area, closure->user_data); - - rtype = cif->flags; - - /* now, do a generic return based on the value of rtype */ - if (rtype == FFI_TYPE_INT) - { - asm volatile ("ld8 r8=[%0]" : : "r" (resp) : "r8"); - } - else if (rtype == FFI_TYPE_FLOAT) - { - asm volatile ("ldfs f8=[%0]" : : "r" (resp) : "f8"); - } - else if (rtype == FFI_TYPE_DOUBLE) - { - asm volatile ("ldfd f8=[%0]" : : "r" (resp) : "f8"); - } - else if (rtype == FFI_IS_SMALL_STRUCT2) - { - asm volatile ("ld8 r8=[%0]; ld8 r9=[%1]" - : : "r" (resp), "r" (resp+8) : "r8","r9"); - } - else if (rtype == FFI_IS_SMALL_STRUCT3) - { - asm volatile ("ld8 r8=[%0]; ld8 r9=[%1]; ld8 r10=[%2]" - : : "r" (resp), "r" (resp+8), "r" (resp+16) - : "r8","r9","r10"); - } - else if (rtype == FFI_IS_SMALL_STRUCT4) - { - asm volatile ("ld8 r8=[%0]; ld8 r9=[%1]; ld8 r10=[%2]; ld8 r11=[%3]" - : : "r" (resp), "r" (resp+8), "r" (resp+16), "r" (resp+24) - : "r8","r9","r10","r11"); - } - else if (rtype != FFI_TYPE_VOID && rtype != FFI_TYPE_STRUCT) - { - /* Can only happen for homogeneous FP aggregates? */ - abort(); - } -} - -static void -ffi_prep_incoming_args_UNIX(struct ia64_args *args, void **rvalue, - void **avalue, ffi_cif *cif) -{ - register unsigned int i; - register unsigned int avn; - register void **p_argv; - register long *argp = args -> out_regs; - unsigned fp_reg_num = 0; - register ffi_type **p_arg; - - avn = cif->nargs; - p_argv = avalue; - - for (i = cif->nargs, p_arg = cif->arg_types; i != 0; i--, p_arg++) - { - size_t z; /* In units of words or argument slots. */ - - switch ((*p_arg)->type) - { - case FFI_TYPE_SINT8: - case FFI_TYPE_UINT8: - case FFI_TYPE_SINT16: - case FFI_TYPE_UINT16: - case FFI_TYPE_SINT32: - case FFI_TYPE_UINT32: - case FFI_TYPE_SINT64: - case FFI_TYPE_UINT64: - case FFI_TYPE_POINTER: - z = 1; - *p_argv = (void *)argp; - break; - - case FFI_TYPE_FLOAT: - z = 1; - /* Convert argument back to float in place from the saved value */ - if (argp - args->out_regs < 8 && fp_reg_num < 8) { - *(float *)argp = args -> fp_regs[fp_reg_num++]; - } - *p_argv = (void *)argp; - break; - - case FFI_TYPE_DOUBLE: - z = 1; - if (argp - args->out_regs < 8 && fp_reg_num < 8) { - *p_argv = args -> fp_regs + fp_reg_num++; - } else { - *p_argv = (void *)argp; - } - break; - - case FFI_TYPE_STRUCT: - { - size_t sz = (*p_arg)->size; - unsigned short element_type; - z = ((*p_arg)->size + FFI_SIZEOF_ARG - 1)/FFI_SIZEOF_ARG; - if (argp - args->out_regs < 8 - && is_homogeneous_fp_aggregate(*p_arg, 8, &element_type)) { - int nelements = sz/float_type_size(element_type); - if (nelements + fp_reg_num >= 8) { - /* hard case NYI. */ - abort(); - } - if (element_type == FFI_TYPE_DOUBLE) { - *p_argv = args -> fp_regs + fp_reg_num; - fp_reg_num += nelements; - break; - } - if (element_type == FFI_TYPE_FLOAT) { - int j; - for (j = 0; j < nelements; ++ j) { - ((float *)argp)[j] = args -> fp_regs[fp_reg_num + j]; - } - *p_argv = (void *)argp; - fp_reg_num += nelements; - break; - } - abort(); /* Other fp types NYI */ - } - } - break; - - default: - FFI_ASSERT(0); - } - - argp += z; - p_argv++; - - } - - return; -} - - -/* Fill in a closure to refer to the specified fun and user_data. */ -/* cif specifies the argument and result types for fun. */ -/* the cif must already be prep'ed */ - -/* The layout of a function descriptor. A C function pointer really */ -/* points to one of these. */ -typedef struct ia64_fd_struct { - void *code_pointer; - void *gp; -} ia64_fd; - -ffi_status -ffi_prep_closure (ffi_closure* closure, - ffi_cif* cif, - void (*fun)(ffi_cif*,void*,void**,void*), - void *user_data) -{ - struct ffi_ia64_trampoline_struct *tramp = - (struct ffi_ia64_trampoline_struct *) (closure -> tramp); - ia64_fd *fd = (ia64_fd *)(void *)ffi_closure_UNIX; - - FFI_ASSERT (cif->abi == FFI_UNIX); - - tramp -> code_pointer = fd -> code_pointer; - tramp -> real_gp = fd -> gp; - tramp -> fake_gp = closure; - closure->cif = cif; - closure->user_data = user_data; - closure->fun = fun; - - return FFI_OK; -} - - diff --git a/libffi/src/ia64/ffitarget.h b/libffi/src/ia64/ffitarget.h deleted file mode 100644 index 3b78654..0000000 --- a/libffi/src/ia64/ffitarget.h +++ /dev/null @@ -1,58 +0,0 @@ -/* -----------------------------------------------------------------*-C-*- - ffitarget.h - Copyright (c) 1996-2003 Red Hat, Inc. - Target configuration macros for IA-64. - - Permission is hereby granted, free of charge, to any person obtaining - a copy of this software and associated documentation files (the - ``Software''), to deal in the Software without restriction, including - without limitation the rights to use, copy, modify, merge, publish, - distribute, sublicense, and/or sell copies of the Software, and to - permit persons to whom the Software is furnished to do so, subject to - the following conditions: - - The above copyright notice and this permission notice shall be included - in all copies or substantial portions of the Software. - - THE SOFTWARE IS PROVIDED ``AS IS'', WITHOUT WARRANTY OF ANY KIND, EXPRESS - OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF - MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. - IN NO EVENT SHALL CYGNUS SOLUTIONS BE LIABLE FOR ANY CLAIM, DAMAGES OR - OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, - ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR - OTHER DEALINGS IN THE SOFTWARE. - - ----------------------------------------------------------------------- */ - -#ifndef LIBFFI_TARGET_H -#define LIBFFI_TARGET_H - -#ifndef LIBFFI_ASM -typedef unsigned long ffi_arg; -typedef signed long ffi_sarg; - -typedef enum ffi_abi { - FFI_FIRST_ABI = 0, - FFI_UNIX, /* Linux and all Unix variants use the same conventions */ - FFI_DEFAULT_ABI = FFI_UNIX, - FFI_LAST_ABI = FFI_DEFAULT_ABI + 1 -} ffi_abi; -#endif - -/* ---- Definitions for closures ----------------------------------------- */ - -#define FFI_CLOSURES 1 -#define FFI_TRAMPOLINE_SIZE 24 /* Really the following struct, which */ - /* can be interpreted as a C function */ - /* descriptor: */ - -#ifndef LIBFFI_ASM -struct ffi_ia64_trampoline_struct { - void * code_pointer; /* Pointer to ffi_closure_UNIX */ - void * fake_gp; /* Pointer to closure, installed as gp */ - void * real_gp; /* Real gp value, reinstalled by */ - /* ffi_closure_UNIX. */ -}; -#endif - -#endif - diff --git a/libffi/src/ia64/ia64_flags.h b/libffi/src/ia64/ia64_flags.h deleted file mode 100644 index 23dbd3e..0000000 --- a/libffi/src/ia64/ia64_flags.h +++ /dev/null @@ -1,62 +0,0 @@ -/* ----------------------------------------------------------------------- - ia64_flags.h - Copyright (c) 2000 Hewlett Packard Company - - IA64/unix Foreign Function Interface - - Original author: Hans Boehm, HP Labs - - Permission is hereby granted, free of charge, to any person obtaining - a copy of this software and associated documentation files (the - ``Software''), to deal in the Software without restriction, including - without limitation the rights to use, copy, modify, merge, publish, - distribute, sublicense, and/or sell copies of the Software, and to - permit persons to whom the Software is furnished to do so, subject to - the following conditions: - - The above copyright notice and this permission notice shall be included - in all copies or substantial portions of the Software. - - THE SOFTWARE IS PROVIDED ``AS IS'', WITHOUT WARRANTY OF ANY KIND, EXPRESS - OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF - MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. - IN NO EVENT SHALL CYGNUS SOLUTIONS BE LIABLE FOR ANY CLAIM, DAMAGES OR - OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, - ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR - OTHER DEALINGS IN THE SOFTWARE. - ----------------------------------------------------------------------- */ - - -/* Homogeneous Floating Point Aggregates (HFAs) which are returned */ -/* in FP registers. The least significant bits specify the size in */ -/* words. */ -#define FFI_IS_FLOAT_FP_AGGREGATE 0x1000 -#define FFI_IS_DOUBLE_FP_AGGREGATE 0x0800 -#define FLOAT_FP_AGGREGATE_BIT 12 -#define DOUBLE_FP_AGGREGATE_BIT 11 - -/* Small structures containing N words. If N=1, they are returned */ -/* as though they were integers. */ -#define FFI_IS_SMALL_STRUCT2 0x40 /* Struct > 8, <=16 bytes */ -#define FFI_IS_SMALL_STRUCT3 0x41 /* Struct > 16 <= 24 bytes */ -#define FFI_IS_SMALL_STRUCT4 0x42 /* Struct > 24, <=32 bytes */ - -/* Flag values identifying particularly simple cases, which are */ -/* handled specially. We treat functions as simple if they take all */ -/* arguments can be passed as 32 or 64 bit integer quantities, there is */ -/* either no return value or it can be treated as a 64bit integer, and */ -/* if there are at most 2 arguments. */ -/* This is OR'ed with the normal flag values. */ -#define FFI_SIMPLE_V 0x10000 /* () -> X */ -#define FFI_SIMPLE_I 0x20000 /* (int) -> X */ -#define FFI_SIMPLE_L 0x30000 /* (long) -> X */ -#define FFI_SIMPLE_II 0x40000 /* (int,int) -> X */ -#define FFI_SIMPLE_IL 0x50000 /* (int,long) -> X */ -#define FFI_SIMPLE_LI 0x60000 /* (long,int) -> X */ -#define FFI_SIMPLE_LL 0x70000 /* (long,long) -> X */ - -/* Mask for all of the FFI_SIMPLE bits: */ -#define FFI_SIMPLE 0xf0000 - -/* An easy way to build FFI_SIMPLE flags from FFI_SIMPLE_V: */ -#define FFI_ADD_LONG_ARG(flag) (((flag) << 1) | 0x10000) -#define FFI_ADD_INT_ARG(flag) ((flag) << 1) diff --git a/libffi/src/ia64/unix.S b/libffi/src/ia64/unix.S deleted file mode 100644 index c0c5058..0000000 --- a/libffi/src/ia64/unix.S +++ /dev/null @@ -1,326 +0,0 @@ -/* ----------------------------------------------------------------------- - unix.S - Copyright (c) 1998 Red Hat, Inc. - Copyright (c) 2000 Hewlett Packard Company - - IA64/unix Foreign Function Interface - - Primary author: Hans Boehm, HP Labs - - Loosely modeled on Cygnus code for other platforms. - - Permission is hereby granted, free of charge, to any person obtaining - a copy of this software and associated documentation files (the - ``Software''), to deal in the Software without restriction, including - without limitation the rights to use, copy, modify, merge, publish, - distribute, sublicense, and/or sell copies of the Software, and to - permit persons to whom the Software is furnished to do so, subject to - the following conditions: - - The above copyright notice and this permission notice shall be included - in all copies or substantial portions of the Software. - - THE SOFTWARE IS PROVIDED ``AS IS'', WITHOUT WARRANTY OF ANY KIND, EXPRESS - OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF - MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. - IN NO EVENT SHALL CYGNUS SOLUTIONS BE LIABLE FOR ANY CLAIM, DAMAGES OR - OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, - ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR - OTHER DEALINGS IN THE SOFTWARE. - ----------------------------------------------------------------------- */ - -#define LIBFFI_ASM -#include <fficonfig.h> -#include <ffi.h> -#include "ia64_flags.h" - -/* parameters: */ -#define callback in0 -#define ecifp in1 -#define bytes in2 -#define flags in3 -#define raddr in4 -#define fn in5 - -#define FLOAT_SZ 8 /* in-memory size of fp operands */ - -/* Allocate an ia64_args structure on the stack; call ffi_prep_args */ -/* to fill it in with argument values; copy those to the real */ -/* registers, leaving overflow arguments on the stack. Then call fn */ -/* and move the result from registers into *raddr. */ - .pred.safe_across_calls p1-p5,p16-p63 -.text - .align 16 - .global ffi_call_unix - .proc ffi_call_unix -ffi_call_unix: - .prologue - .save ar.pfs,r38 /* loc0 */ - alloc loc0=ar.pfs,6,6,8,0 - .save rp,loc1 - mov loc1=b0; - .vframe loc5 - mov loc5=sp; - .body - sub sp=sp,bytes - mov loc4=r1 /* Save gp */ - ld8 r8=[callback],8 /* code address of callback */ - ;; - mov out0=sp - mov out1=ecifp - mov out2=bytes - ld8 r1=[callback] /* Set up gp for callback. Unnecessary? */ - mov b6=r8 - ;; - br.call.sptk.many b0 = b6 /* call ffi_prep_args */ - cmp.eq p6,p0=0,r8 /* r8 nonzero ==> need fp regs */ - ;; -(p6) add loc2=32+8*FLOAT_SZ,sp -(p6) br.cond.dptk.many fp_done - ;; /* Quiets warning; needed? */ - add loc2=32,sp - add loc3=32+FLOAT_SZ,sp - ;; - ldfd f8=[loc2],2*FLOAT_SZ - ldfd f9=[loc3],2*FLOAT_SZ - ;; - ldfd f10=[loc2],2*FLOAT_SZ - ldfd f11=[loc3],2*FLOAT_SZ - ;; - ldfd f12=[loc2],2*FLOAT_SZ - ldfd f13=[loc3],2*FLOAT_SZ - ;; - ldfd f14=[loc2],2*FLOAT_SZ - ldfd f15=[loc3] -fp_done: - add r9=16,sp /* Pointer to r8_contents */ - /* loc2 points at first integer register value. */ - add loc3=8,loc2 - ;; - ld8 r8=[r9] /* Just in case we return large struct */ - ld8 out0=[loc2],16 - ld8 out1=[loc3],16 - ;; - ld8 out2=[loc2],16 - ld8 out3=[loc3],16 - ;; - ld8 out4=[loc2],16 - ld8 out5=[loc3],16 - ;; - ld8 out6=[loc2] - ld8 out7=[loc3] - /* Set sp to 16 bytes below the first stack parameter. This */ - /* is the value currently in loc2. */ - mov sp=loc2 - - ld8 r8=[fn],8 - ;; - ld8 r1=[fn] /* Set up gp */ - mov b6=r8;; - br.call.sptk.many b0 = b6 /* call fn */ - - /* Handle return value. */ - cmp.eq p6,p0=0,raddr - cmp.eq p7,p0=FFI_TYPE_INT,flags - cmp.eq p10,p0=FFI_IS_SMALL_STRUCT2,flags - cmp.eq p11,p0=FFI_IS_SMALL_STRUCT3,flags - cmp.eq p12,p0=FFI_IS_SMALL_STRUCT4,flags - ;; -(p6) br.cond.dpnt.few done /* Dont copy ret values if raddr = 0 */ -(p7) br.cond.dptk.few copy1 -(p10) br.cond.dpnt.few copy2 -(p11) br.cond.dpnt.few copy3 -(p12) br.cond.dpnt.few copy4 - cmp.eq p8,p0=FFI_TYPE_FLOAT,flags - cmp.eq p9,p0=FFI_TYPE_DOUBLE,flags - tbit.nz p6,p0=flags,FLOAT_FP_AGGREGATE_BIT - tbit.nz p7,p0=flags,DOUBLE_FP_AGGREGATE_BIT - ;; -(p8) stfs [raddr]=f8 -(p9) stfd [raddr]=f8 - ;; - .label_state 1 -(p6) br.cond.dpnt.few handle_float_hfa -(p7) br.cond.dpnt.few handle_double_hfa - br done - -copy4: - add loc3=24,raddr - ;; - st8 [loc3]=r11 -copy3: - add loc3=16,raddr - ;; - st8 [loc3]=r10 -copy2: - add loc3=8,raddr - ;; - st8 [loc3]=r9 -copy1: - st8 [raddr]=r8 - /* In the big struct case, raddr was passed as an argument. */ - /* In the void case there was nothing to do. */ - -done: - mov r1=loc4 /* Restore gp */ - mov ar.pfs = loc0 - mov b0 = loc1 - .restore sp - mov sp = loc5 - br.ret.sptk.many b0 - -handle_double_hfa: - .body - .copy_state 1 - /* Homogeneous floating point array of doubles is returned in */ - /* registers f8-f15. Save one at a time to return area. */ - and flags=0xf,flags /* Retrieve size */ - ;; - cmp.eq p6,p0=2,flags - cmp.eq p7,p0=3,flags - cmp.eq p8,p0=4,flags - cmp.eq p9,p0=5,flags - cmp.eq p10,p0=6,flags - cmp.eq p11,p0=7,flags - cmp.eq p12,p0=8,flags - ;; -(p6) br.cond.dptk.few dhfa2 -(p7) br.cond.dptk.few dhfa3 -(p8) br.cond.dptk.few dhfa4 -(p9) br.cond.dptk.few dhfa5 -(p10) br.cond.dptk.few dhfa6 -(p11) br.cond.dptk.few dhfa7 -dhfa8: add loc3=7*8,raddr - ;; - stfd [loc3]=f15 -dhfa7: add loc3=6*8,raddr - ;; - stfd [loc3]=f14 -dhfa6: add loc3=5*8,raddr - ;; - stfd [loc3]=f13 -dhfa5: add loc3=4*8,raddr - ;; - stfd [loc3]=f12 -dhfa4: add loc3=3*8,raddr - ;; - stfd [loc3]=f11 -dhfa3: add loc3=2*8,raddr - ;; - stfd [loc3]=f10 -dhfa2: add loc3=1*8,raddr - ;; - stfd [loc3]=f9 - stfd [raddr]=f8 - br done - -handle_float_hfa: - /* Homogeneous floating point array of floats is returned in */ - /* registers f8-f15. Save one at a time to return area. */ - and flags=0xf,flags /* Retrieve size */ - ;; - cmp.eq p6,p0=2,flags - cmp.eq p7,p0=3,flags - cmp.eq p8,p0=4,flags - cmp.eq p9,p0=5,flags - cmp.eq p10,p0=6,flags - cmp.eq p11,p0=7,flags - cmp.eq p12,p0=8,flags - ;; -(p6) br.cond.dptk.few shfa2 -(p7) br.cond.dptk.few shfa3 -(p8) br.cond.dptk.few shfa4 -(p9) br.cond.dptk.few shfa5 -(p10) br.cond.dptk.few shfa6 -(p11) br.cond.dptk.few shfa7 -shfa8: add loc3=7*4,raddr - ;; - stfd [loc3]=f15 -shfa7: add loc3=6*4,raddr - ;; - stfd [loc3]=f14 -shfa6: add loc3=5*4,raddr - ;; - stfd [loc3]=f13 -shfa5: add loc3=4*4,raddr - ;; - stfd [loc3]=f12 -shfa4: add loc3=3*4,raddr - ;; - stfd [loc3]=f11 -shfa3: add loc3=2*4,raddr - ;; - stfd [loc3]=f10 -shfa2: add loc3=1*4,raddr - ;; - stfd [loc3]=f9 - stfd [raddr]=f8 - br done - - .endp ffi_call_unix - - - .pred.safe_across_calls p1-p5,p16-p63 -.text - .align 16 - .global ffi_closure_UNIX - .proc ffi_closure_UNIX -ffi_closure_UNIX: - .prologue - .save ar.pfs,r40 /* loc0 */ - alloc loc0=ar.pfs,8,3,2,0 - .save rp,loc1 - mov loc1=b0 - .vframe loc2 - mov loc2=sp - /* Retrieve closure pointer and real gp. */ - mov out0=gp - add gp=16,gp - ;; - ld8 gp=[gp] - /* Reserve a structia64_args on the stack such that arguments */ - /* past the first 8 are automatically placed in the right */ - /* slot. Note that when we start the sp points at 2 8-byte */ - /* scratch words, followed by the extra arguments. */ -# define BASIC_ARGS_SZ (8*FLOAT_SZ+8*8+2*8) -# define FIRST_FP_OFFSET (4*8) - add r14=-(BASIC_ARGS_SZ-FIRST_FP_OFFSET),sp - add r15=-(BASIC_ARGS_SZ-FIRST_FP_OFFSET-FLOAT_SZ),sp - add sp=-BASIC_ARGS_SZ,sp - /* r14 points to fp_regs[0], r15 points to fp_regs[1] */ - ;; - stfd [r14]=f8,2*FLOAT_SZ - stfd [r15]=f9,2*FLOAT_SZ - ;; - stfd [r14]=f10,2*FLOAT_SZ - stfd [r15]=f11,2*FLOAT_SZ - ;; - stfd [r14]=f12,2*FLOAT_SZ - stfd [r15]=f13,2*FLOAT_SZ - ;; - stfd [r14]=f14,FLOAT_SZ+8 - stfd [r15]=f15,2*8 - ;; - /* r14 points to first parameter register area, r15 to second. */ - st8 [r14]=in0,2*8 - st8 [r15]=in1,2*8 - ;; - st8 [r14]=in2,2*8 - st8 [r15]=in3,2*8 - ;; - st8 [r14]=in4,2*8 - st8 [r15]=in5,2*8 - ;; - st8 [r14]=in6,2*8 - st8 [r15]=in7,2*8 - /* Call ffi_closure_UNIX_inner */ - mov out1=sp - br.call.sptk.many b0=ffi_closure_UNIX_inner - ;; - mov b0=loc1 - mov ar.pfs=loc0 - .restore sp - mov sp=loc2 - br.ret.sptk.many b0 - .endp ffi_closure_UNIX - - diff --git a/libffi/src/java_raw_api.c b/libffi/src/java_raw_api.c deleted file mode 100644 index 5b0e347..0000000 --- a/libffi/src/java_raw_api.c +++ /dev/null @@ -1,340 +0,0 @@ -/* ----------------------------------------------------------------------- - java_raw_api.c - Copyright (c) 1999 Red Hat, Inc. - - Cloned from raw_api.c - - Raw_api.c author: Kresten Krab Thorup <krab@gnu.org> - Java_raw_api.c author: Hans-J. Boehm <hboehm@hpl.hp.com> - - $Id $ - - Permission is hereby granted, free of charge, to any person obtaining - a copy of this software and associated documentation files (the - ``Software''), to deal in the Software without restriction, including - without limitation the rights to use, copy, modify, merge, publish, - distribute, sublicense, and/or sell copies of the Software, and to - permit persons to whom the Software is furnished to do so, subject to - the following conditions: - - The above copyright notice and this permission notice shall be included - in all copies or substantial portions of the Software. - - THE SOFTWARE IS PROVIDED ``AS IS'', WITHOUT WARRANTY OF ANY KIND, EXPRESS - OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF - MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. - IN NO EVENT SHALL CYGNUS SOLUTIONS BE LIABLE FOR ANY CLAIM, DAMAGES OR - OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, - ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR - OTHER DEALINGS IN THE SOFTWARE. - ----------------------------------------------------------------------- */ - -/* This defines a Java- and 64-bit specific variant of the raw API. */ -/* It assumes that "raw" argument blocks look like Java stacks on a */ -/* 64-bit machine. Arguments that can be stored in a single stack */ -/* stack slots (longs, doubles) occupy 128 bits, but only the first */ -/* 64 bits are actually used. */ - -#include <ffi.h> -#include <ffi_common.h> -#include <stdlib.h> - -#if !defined(NO_JAVA_RAW_API) && !defined(FFI_NO_RAW_API) - -size_t -ffi_java_raw_size (ffi_cif *cif) -{ - size_t result = 0; - int i; - - ffi_type **at = cif->arg_types; - - for (i = cif->nargs-1; i >= 0; i--, at++) - { - switch((*at) -> type) { - case FFI_TYPE_UINT64: - case FFI_TYPE_SINT64: - case FFI_TYPE_DOUBLE: - result += 2 * FFI_SIZEOF_ARG; - break; - case FFI_TYPE_STRUCT: - /* No structure parameters in Java. */ - abort(); - default: - result += FFI_SIZEOF_ARG; - } - } - - return result; -} - - -void -ffi_java_raw_to_ptrarray (ffi_cif *cif, ffi_raw *raw, void **args) -{ - unsigned i; - ffi_type **tp = cif->arg_types; - -#if WORDS_BIGENDIAN - - for (i = 0; i < cif->nargs; i++, tp++, args++) - { - switch ((*tp)->type) - { - case FFI_TYPE_UINT8: - case FFI_TYPE_SINT8: - *args = (void*) ((char*)(raw++) + 3); - break; - - case FFI_TYPE_UINT16: - case FFI_TYPE_SINT16: - *args = (void*) ((char*)(raw++) + 2); - break; - -#if FFI_SIZEOF_ARG == 8 - case FFI_TYPE_UINT64: - case FFI_TYPE_SINT64: - case FFI_TYPE_DOUBLE: - *args = (void *)raw; - raw += 2; - break; -#endif - - case FFI_TYPE_POINTER: - *args = (void*) &(raw++)->ptr; - break; - - default: - *args = raw; - raw += ALIGN ((*tp)->size, FFI_SIZEOF_ARG) / FFI_SIZEOF_ARG; - } - } - -#else /* WORDS_BIGENDIAN */ - -#if !PDP - - /* then assume little endian */ - for (i = 0; i < cif->nargs; i++, tp++, args++) - { -#if FFI_SIZEOF_ARG == 8 - switch((*tp)->type) { - case FFI_TYPE_UINT64: - case FFI_TYPE_SINT64: - case FFI_TYPE_DOUBLE: - *args = (void*) raw; - raw += 2; - break; - default: - *args = (void*) raw++; - } -#else /* FFI_SIZEOF_ARG != 8 */ - *args = (void*) raw; - raw += ALIGN ((*tp)->size, sizeof (void*)) / sizeof (void*); -#endif /* FFI_SIZEOF_ARG == 8 */ - } - -#else -#error "pdp endian not supported" -#endif /* ! PDP */ - -#endif /* WORDS_BIGENDIAN */ -} - -void -ffi_java_ptrarray_to_raw (ffi_cif *cif, void **args, ffi_raw *raw) -{ - unsigned i; - ffi_type **tp = cif->arg_types; - - for (i = 0; i < cif->nargs; i++, tp++, args++) - { - switch ((*tp)->type) - { - case FFI_TYPE_UINT8: -#if WORDS_BIGENDIAN - *(UINT32*)(raw++) = *(UINT8*) (*args); -#else - (raw++)->uint = *(UINT8*) (*args); -#endif - break; - - case FFI_TYPE_SINT8: -#if WORDS_BIGENDIAN - *(SINT32*)(raw++) = *(SINT8*) (*args); -#else - (raw++)->sint = *(SINT8*) (*args); -#endif - break; - - case FFI_TYPE_UINT16: -#if WORDS_BIGENDIAN - *(UINT32*)(raw++) = *(UINT16*) (*args); -#else - (raw++)->uint = *(UINT16*) (*args); -#endif - break; - - case FFI_TYPE_SINT16: -#if WORDS_BIGENDIAN - *(SINT32*)(raw++) = *(SINT16*) (*args); -#else - (raw++)->sint = *(SINT16*) (*args); -#endif - break; - - case FFI_TYPE_UINT32: -#if WORDS_BIGENDIAN - *(UINT32*)(raw++) = *(UINT32*) (*args); -#else - (raw++)->uint = *(UINT32*) (*args); -#endif - break; - - case FFI_TYPE_SINT32: -#if WORDS_BIGENDIAN - *(SINT32*)(raw++) = *(SINT32*) (*args); -#else - (raw++)->sint = *(SINT32*) (*args); -#endif - break; - - case FFI_TYPE_FLOAT: - (raw++)->flt = *(FLOAT32*) (*args); - break; - -#if FFI_SIZEOF_ARG == 8 - case FFI_TYPE_UINT64: - case FFI_TYPE_SINT64: - case FFI_TYPE_DOUBLE: - raw->uint = *(UINT64*) (*args); - raw += 2; - break; -#endif - - case FFI_TYPE_POINTER: - (raw++)->ptr = **(void***) args; - break; - - default: -#if FFI_SIZEOF_ARG == 8 - FFI_ASSERT(0); /* Should have covered all cases */ -#else - memcpy ((void*) raw->data, (void*)*args, (*tp)->size); - raw += ALIGN ((*tp)->size, FFI_SIZEOF_ARG) / FFI_SIZEOF_ARG; -#endif - } - } -} - -#if !FFI_NATIVE_RAW_API - -static void -ffi_java_rvalue_to_raw (ffi_cif *cif, void *rvalue) -{ -#if WORDS_BIGENDIAN && FFI_SIZEOF_ARG == 8 - switch (cif->rtype->type) - { - case FFI_TYPE_UINT8: - case FFI_TYPE_UINT16: - case FFI_TYPE_UINT32: - *(UINT64 *)rvalue <<= 32; - break; - - case FFI_TYPE_SINT8: - case FFI_TYPE_SINT16: - case FFI_TYPE_SINT32: - case FFI_TYPE_INT: - *(SINT64 *)rvalue <<= 32; - break; - - default: - break; - } -#endif -} - -static void -ffi_java_raw_to_rvalue (ffi_cif *cif, void *rvalue) -{ -#if WORDS_BIGENDIAN && FFI_SIZEOF_ARG == 8 - switch (cif->rtype->type) - { - case FFI_TYPE_UINT8: - case FFI_TYPE_UINT16: - case FFI_TYPE_UINT32: - *(UINT64 *)rvalue >>= 32; - break; - - case FFI_TYPE_SINT8: - case FFI_TYPE_SINT16: - case FFI_TYPE_SINT32: - case FFI_TYPE_INT: - *(SINT64 *)rvalue >>= 32; - break; - - default: - break; - } -#endif -} - -/* This is a generic definition of ffi_raw_call, to be used if the - * native system does not provide a machine-specific implementation. - * Having this, allows code to be written for the raw API, without - * the need for system-specific code to handle input in that format; - * these following couple of functions will handle the translation forth - * and back automatically. */ - -void ffi_java_raw_call (/*@dependent@*/ ffi_cif *cif, - void (*fn)(), - /*@out@*/ void *rvalue, - /*@dependent@*/ ffi_raw *raw) -{ - void **avalue = (void**) alloca (cif->nargs * sizeof (void*)); - ffi_java_raw_to_ptrarray (cif, raw, avalue); - ffi_call (cif, fn, rvalue, avalue); - ffi_java_rvalue_to_raw (cif, rvalue); -} - -#if FFI_CLOSURES /* base system provides closures */ - -static void -ffi_java_translate_args (ffi_cif *cif, void *rvalue, - void **avalue, void *user_data) -{ - ffi_raw *raw = (ffi_raw*)alloca (ffi_java_raw_size (cif)); - ffi_raw_closure *cl = (ffi_raw_closure*)user_data; - - ffi_java_ptrarray_to_raw (cif, avalue, raw); - (*cl->fun) (cif, rvalue, raw, cl->user_data); - ffi_java_raw_to_rvalue (cif, rvalue); -} - -/* Again, here is the generic version of ffi_prep_raw_closure, which - * will install an intermediate "hub" for translation of arguments from - * the pointer-array format, to the raw format */ - -ffi_status -ffi_prep_java_raw_closure (ffi_raw_closure* cl, - ffi_cif *cif, - void (*fun)(ffi_cif*,void*,ffi_raw*,void*), - void *user_data) -{ - ffi_status status; - - status = ffi_prep_closure ((ffi_closure*) cl, - cif, - &ffi_java_translate_args, - (void*)cl); - if (status == FFI_OK) - { - cl->fun = fun; - cl->user_data = user_data; - } - - return status; -} - -#endif /* FFI_CLOSURES */ -#endif /* !FFI_NATIVE_RAW_API */ -#endif /* !FFI_NO_RAW_API */ diff --git a/libffi/src/m68k/ffi.c b/libffi/src/m68k/ffi.c deleted file mode 100644 index 55f3a98..0000000 --- a/libffi/src/m68k/ffi.c +++ /dev/null @@ -1,176 +0,0 @@ -/* ----------------------------------------------------------------------- - ffi.c - - m68k Foreign Function Interface - ----------------------------------------------------------------------- */ - -#include <ffi.h> -#include <ffi_common.h> - -#include <stdlib.h> - -/* ffi_prep_args is called by the assembly routine once stack space has - been allocated for the function's arguments. */ - -static void * -ffi_prep_args (void *stack, extended_cif *ecif) -{ - unsigned int i; - void **p_argv; - char *argp; - ffi_type **p_arg; - void *struct_value_ptr; - - argp = stack; - - if (ecif->cif->rtype->type == FFI_TYPE_STRUCT - && ecif->cif->rtype->size > 8) - struct_value_ptr = ecif->rvalue; - else - struct_value_ptr = NULL; - - p_argv = ecif->avalue; - - for (i = ecif->cif->nargs, p_arg = ecif->cif->arg_types; - i != 0; - i--, p_arg++) - { - size_t z; - - /* Align if necessary. */ - if (((*p_arg)->alignment - 1) & (unsigned) argp) - argp = (char *) ALIGN (argp, (*p_arg)->alignment); - - z = (*p_arg)->size; - if (z < sizeof (int)) - { - switch ((*p_arg)->type) - { - case FFI_TYPE_SINT8: - *(signed int *) argp = (signed int) *(SINT8 *) *p_argv; - break; - - case FFI_TYPE_UINT8: - *(unsigned int *) argp = (unsigned int) *(UINT8 *) *p_argv; - break; - - case FFI_TYPE_SINT16: - *(signed int *) argp = (signed int) *(SINT16 *) *p_argv; - break; - - case FFI_TYPE_UINT16: - *(unsigned int *) argp = (unsigned int) *(UINT16 *) *p_argv; - break; - - case FFI_TYPE_STRUCT: - memcpy (argp + sizeof (int) - z, *p_argv, z); - break; - - default: - FFI_ASSERT (0); - } - z = sizeof (int); - } - else - memcpy (argp, *p_argv, z); - p_argv++; - argp += z; - } - - return struct_value_ptr; -} - -#define CIF_FLAGS_INT 1 -#define CIF_FLAGS_DINT 2 -#define CIF_FLAGS_FLOAT 4 -#define CIF_FLAGS_DOUBLE 8 -#define CIF_FLAGS_LDOUBLE 16 -#define CIF_FLAGS_POINTER 32 -#define CIF_FLAGS_STRUCT 64 - -/* Perform machine dependent cif processing */ -ffi_status -ffi_prep_cif_machdep (ffi_cif *cif) -{ - /* Set the return type flag */ - switch (cif->rtype->type) - { - case FFI_TYPE_VOID: - cif->flags = 0; - break; - - case FFI_TYPE_STRUCT: - if (cif->rtype->size > 4 && cif->rtype->size <= 8) - cif->flags = CIF_FLAGS_DINT; - else if (cif->rtype->size <= 4) - cif->flags = CIF_FLAGS_STRUCT; - else - cif->flags = 0; - break; - - case FFI_TYPE_FLOAT: - cif->flags = CIF_FLAGS_FLOAT; - break; - - case FFI_TYPE_DOUBLE: - cif->flags = CIF_FLAGS_DOUBLE; - break; - - case FFI_TYPE_LONGDOUBLE: - cif->flags = CIF_FLAGS_LDOUBLE; - break; - - case FFI_TYPE_POINTER: - cif->flags = CIF_FLAGS_POINTER; - break; - - case FFI_TYPE_SINT64: - case FFI_TYPE_UINT64: - cif->flags = CIF_FLAGS_DINT; - break; - - default: - cif->flags = CIF_FLAGS_INT; - break; - } - - return FFI_OK; -} - -extern void ffi_call_SYSV (void *(*) (void *, extended_cif *), - extended_cif *, - unsigned, unsigned, unsigned, - void *, void (*fn) ()); - -void -ffi_call (ffi_cif *cif, void (*fn) (), void *rvalue, void **avalue) -{ - extended_cif ecif; - - ecif.cif = cif; - ecif.avalue = avalue; - - /* If the return value is a struct and we don't have a return value - address then we need to make one. */ - - if (rvalue == NULL - && cif->rtype->type == FFI_TYPE_STRUCT - && cif->rtype->size > 8) - ecif.rvalue = alloca (cif->rtype->size); - else - ecif.rvalue = rvalue; - - - switch (cif->abi) - { - case FFI_SYSV: - ffi_call_SYSV (ffi_prep_args, &ecif, cif->bytes, - cif->flags, cif->rtype->size * 8, - ecif.rvalue, fn); - break; - - default: - FFI_ASSERT (0); - break; - } -} diff --git a/libffi/src/m68k/ffitarget.h b/libffi/src/m68k/ffitarget.h deleted file mode 100644 index aca7fac..0000000 --- a/libffi/src/m68k/ffitarget.h +++ /dev/null @@ -1,47 +0,0 @@ -/* -----------------------------------------------------------------*-C-*- - ffitarget.h - Copyright (c) 1996-2003 Red Hat, Inc. - Target configuration macros for Motorola 68K. - - Permission is hereby granted, free of charge, to any person obtaining - a copy of this software and associated documentation files (the - ``Software''), to deal in the Software without restriction, including - without limitation the rights to use, copy, modify, merge, publish, - distribute, sublicense, and/or sell copies of the Software, and to - permit persons to whom the Software is furnished to do so, subject to - the following conditions: - - The above copyright notice and this permission notice shall be included - in all copies or substantial portions of the Software. - - THE SOFTWARE IS PROVIDED ``AS IS'', WITHOUT WARRANTY OF ANY KIND, EXPRESS - OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF - MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. - IN NO EVENT SHALL CYGNUS SOLUTIONS BE LIABLE FOR ANY CLAIM, DAMAGES OR - OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, - ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR - OTHER DEALINGS IN THE SOFTWARE. - - ----------------------------------------------------------------------- */ - -#ifndef LIBFFI_TARGET_H -#define LIBFFI_TARGET_H - -#ifndef LIBFFI_ASM -typedef unsigned long ffi_arg; -typedef signed long ffi_sarg; - -typedef enum ffi_abi { - FFI_FIRST_ABI = 0, - FFI_SYSV, - FFI_DEFAULT_ABI = FFI_SYSV, - FFI_LAST_ABI = FFI_DEFAULT_ABI + 1 -} ffi_abi; -#endif - -/* ---- Definitions for closures ----------------------------------------- */ - -#define FFI_CLOSURES 0 -#define FFI_NATIVE_RAW_API 0 - -#endif - diff --git a/libffi/src/m68k/sysv.S b/libffi/src/m68k/sysv.S deleted file mode 100644 index d019a37..0000000 --- a/libffi/src/m68k/sysv.S +++ /dev/null @@ -1,97 +0,0 @@ -/* ----------------------------------------------------------------------- - sysv.S - - m68k Foreign Function Interface - ----------------------------------------------------------------------- */ - -#define LIBFFI_ASM -#include <fficonfig.h> -#include <ffi.h> - - .text - - .globl ffi_call_SYSV - .type ffi_call_SYSV,@function - -ffi_call_SYSV: - link %fp,#0 - move.l %d2,-(%sp) - - | Make room for all of the new args. - sub.l 16(%fp),%sp - - | Call ffi_prep_args - move.l 12(%fp),-(%sp) - pea 4(%sp) - move.l 8(%fp),%a0 - jsr (%a0) - addq.l #8,%sp - - | Pass pointer to struct value, if any - move.l %a0,%a1 - - | Call the function - move.l 32(%fp),%a0 - jsr (%a0) - - | Remove the space we pushed for the args - add.l 16(%fp),%sp - - | Load the pointer to storage for the return value - move.l 28(%fp),%a1 - - | Load the return type code - move.l 20(%fp),%d2 - - | If the return value pointer is NULL, assume no return value. - tst.l %a1 - jbeq noretval - - btst #0,%d2 - jbeq retlongint - move.l %d0,(%a1) - jbra epilogue - -retlongint: - btst #1,%d2 - jbeq retfloat - move.l %d0,(%a1) - move.l %d1,4(%a1) - jbra epilogue - -retfloat: - btst #2,%d2 - jbeq retdouble - fmove.s %fp0,(%a1) - jbra epilogue - -retdouble: - btst #3,%d2 - jbeq retlongdouble - fmove.d %fp0,(%a1) - jbra epilogue - -retlongdouble: - btst #4,%d2 - jbeq retpointer - fmove.x %fp0,(%a1) - jbra epilogue - -retpointer: - btst #5,%d2 - jbeq retstruct - move.l %a0,(%a1) - jbra epilogue - -retstruct: - btst #6,%d2 - jbeq noretval - move.l 24(%fp),%d2 - bfins %d0,(%a1){#0,%d2} - -noretval: -epilogue: - move.l (%sp)+,%d2 - unlk %a6 - rts - .size ffi_call_SYSV,.-ffi_call_SYSV diff --git a/libffi/src/mips/ffi.c b/libffi/src/mips/ffi.c deleted file mode 100644 index cc2078b..0000000 --- a/libffi/src/mips/ffi.c +++ /dev/null @@ -1,461 +0,0 @@ -/* ----------------------------------------------------------------------- - ffi.c - Copyright (c) 1996 Red Hat, Inc. - - MIPS Foreign Function Interface - - Permission is hereby granted, free of charge, to any person obtaining - a copy of this software and associated documentation files (the - ``Software''), to deal in the Software without restriction, including - without limitation the rights to use, copy, modify, merge, publish, - distribute, sublicense, and/or sell copies of the Software, and to - permit persons to whom the Software is furnished to do so, subject to - the following conditions: - - The above copyright notice and this permission notice shall be included - in all copies or substantial portions of the Software. - - THE SOFTWARE IS PROVIDED ``AS IS'', WITHOUT WARRANTY OF ANY KIND, EXPRESS - OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF - MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. - IN NO EVENT SHALL CYGNUS SOLUTIONS BE LIABLE FOR ANY CLAIM, DAMAGES OR - OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, - ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR - OTHER DEALINGS IN THE SOFTWARE. - ----------------------------------------------------------------------- */ - -#include <ffi.h> -#include <ffi_common.h> - -#include <stdlib.h> - -#if _MIPS_SIM == _ABIN32 -#define FIX_ARGP \ -FFI_ASSERT(argp <= &stack[bytes]); \ -if (argp == &stack[bytes]) \ -{ \ - argp = stack; \ - ffi_stop_here(); \ -} -#else -#define FIX_ARGP -#endif - - -/* ffi_prep_args is called by the assembly routine once stack space - has been allocated for the function's arguments */ - -static void ffi_prep_args(char *stack, - extended_cif *ecif, - int bytes, - int flags) -{ - register int i; - register void **p_argv; - register char *argp; - register ffi_type **p_arg; - -#if _MIPS_SIM == _ABIN32 - /* If more than 8 double words are used, the remainder go - on the stack. We reorder stuff on the stack here to - support this easily. */ - if (bytes > 8 * FFI_SIZEOF_ARG) - argp = &stack[bytes - (8 * FFI_SIZEOF_ARG)]; - else - argp = stack; -#else - argp = stack; -#endif - - memset(stack, 0, bytes); - -#if _MIPS_SIM == _ABIN32 - if ( ecif->cif->rstruct_flag != 0 ) -#else - if ( ecif->cif->rtype->type == FFI_TYPE_STRUCT ) -#endif - { - *(ffi_arg *) argp = (ffi_arg) ecif->rvalue; - argp += sizeof(ffi_arg); - FIX_ARGP; - } - - p_argv = ecif->avalue; - - for (i = ecif->cif->nargs, p_arg = ecif->cif->arg_types; i; i--, p_arg++) - { - size_t z; - - /* Align if necessary */ - if (((*p_arg)->alignment - 1) & (unsigned) argp) { - argp = (char *) ALIGN(argp, (*p_arg)->alignment); - FIX_ARGP; - } - -#if _MIPS_SIM == _ABIO32 -#define OFFSET 0 -#else -#define OFFSET sizeof(int) -#endif - - z = (*p_arg)->size; - if (z < sizeof(ffi_arg)) - { - z = sizeof(ffi_arg); - - switch ((*p_arg)->type) - { - case FFI_TYPE_SINT8: - *(SINT32 *) &argp[OFFSET] = (SINT32)*(SINT8 *)(* p_argv); - break; - - case FFI_TYPE_UINT8: - *(UINT32 *) &argp[OFFSET] = (UINT32)*(UINT8 *)(* p_argv); - break; - - case FFI_TYPE_SINT16: - *(SINT32 *) &argp[OFFSET] = (SINT32)*(SINT16 *)(* p_argv); - break; - - case FFI_TYPE_UINT16: - *(UINT32 *) &argp[OFFSET] = (UINT32)*(UINT16 *)(* p_argv); - break; - - case FFI_TYPE_SINT32: - *(SINT32 *) &argp[OFFSET] = (SINT32)*(SINT32 *)(* p_argv); - break; - - case FFI_TYPE_UINT32: - case FFI_TYPE_POINTER: - *(UINT32 *) &argp[OFFSET] = (UINT32)*(UINT32 *)(* p_argv); - break; - - /* This can only happen with 64bit slots */ - case FFI_TYPE_FLOAT: - *(float *) argp = *(float *)(* p_argv); - break; - - /* Handle small structures */ - case FFI_TYPE_STRUCT: - memcpy(argp, *p_argv, (*p_arg)->size); - break; - - default: - FFI_ASSERT(0); - } - } - else - { -#if _MIPS_SIM == _ABIO32 - memcpy(argp, *p_argv, z); -#else - { - unsigned end = (unsigned) argp+z; - unsigned cap = (unsigned) stack+bytes; - - /* Check if the data will fit within the register - space. Handle it if it doesn't. */ - - if (end <= cap) - memcpy(argp, *p_argv, z); - else - { - unsigned portion = end - cap; - - memcpy(argp, *p_argv, portion); - argp = stack; - memcpy(argp, - (void*)((unsigned)(*p_argv)+portion), z - portion); - } - } -#endif - } - p_argv++; - argp += z; - FIX_ARGP; - } - - return; -} - -#if _MIPS_SIM == _ABIN32 - -/* The n32 spec says that if "a chunk consists solely of a double - float field (but not a double, which is part of a union), it - is passed in a floating point register. Any other chunk is - passed in an integer register". This code traverses structure - definitions and generates the appropriate flags. */ - -unsigned calc_n32_struct_flags(ffi_type *arg, unsigned *shift) -{ - unsigned flags = 0; - unsigned index = 0; - - ffi_type *e; - - while (e = arg->elements[index]) - { - if (e->type == FFI_TYPE_DOUBLE) - { - flags += (FFI_TYPE_DOUBLE << *shift); - *shift += FFI_FLAG_BITS; - } - else if (e->type == FFI_TYPE_STRUCT) - flags += calc_n32_struct_flags(e, shift); - else - *shift += FFI_FLAG_BITS; - - index++; - } - - return flags; -} - -unsigned calc_n32_return_struct_flags(ffi_type *arg) -{ - unsigned flags = 0; - unsigned index = 0; - unsigned small = FFI_TYPE_SMALLSTRUCT; - ffi_type *e; - - /* Returning structures under n32 is a tricky thing. - A struct with only one or two floating point fields - is returned in $f0 (and $f2 if necessary). Any other - struct results at most 128 bits are returned in $2 - (the first 64 bits) and $3 (remainder, if necessary). - Larger structs are handled normally. */ - - if (arg->size > 16) - return 0; - - if (arg->size > 8) - small = FFI_TYPE_SMALLSTRUCT2; - - e = arg->elements[0]; - if (e->type == FFI_TYPE_DOUBLE) - flags = FFI_TYPE_DOUBLE << FFI_FLAG_BITS; - else if (e->type == FFI_TYPE_FLOAT) - flags = FFI_TYPE_FLOAT << FFI_FLAG_BITS; - - if (flags && (e = arg->elements[1])) - { - if (e->type == FFI_TYPE_DOUBLE) - flags += FFI_TYPE_DOUBLE; - else if (e->type == FFI_TYPE_FLOAT) - flags += FFI_TYPE_FLOAT; - else - return small; - - if (flags && (arg->elements[2])) - { - /* There are three arguments and the first two are - floats! This must be passed the old way. */ - return small; - } - } - else - if (!flags) - return small; - - return flags; -} - -#endif - -/* Perform machine dependent cif processing */ -ffi_status ffi_prep_cif_machdep(ffi_cif *cif) -{ - cif->flags = 0; - -#if _MIPS_SIM == _ABIO32 - /* Set the flags necessary for O32 processing */ - - if (cif->rtype->type != FFI_TYPE_STRUCT) - { - if (cif->nargs > 0) - { - switch ((cif->arg_types)[0]->type) - { - case FFI_TYPE_FLOAT: - case FFI_TYPE_DOUBLE: - cif->flags += (cif->arg_types)[0]->type; - break; - - default: - break; - } - - if (cif->nargs > 1) - { - /* Only handle the second argument if the first - is a float or double. */ - if (cif->flags) - { - switch ((cif->arg_types)[1]->type) - { - case FFI_TYPE_FLOAT: - case FFI_TYPE_DOUBLE: - cif->flags += (cif->arg_types)[1]->type << FFI_FLAG_BITS; - break; - - default: - break; - } - } - } - } - } - - /* Set the return type flag */ - switch (cif->rtype->type) - { - case FFI_TYPE_VOID: - case FFI_TYPE_STRUCT: - case FFI_TYPE_FLOAT: - case FFI_TYPE_DOUBLE: - cif->flags += cif->rtype->type << (FFI_FLAG_BITS * 2); - break; - - default: - cif->flags += FFI_TYPE_INT << (FFI_FLAG_BITS * 2); - break; - } -#endif - -#if _MIPS_SIM == _ABIN32 - /* Set the flags necessary for N32 processing */ - { - unsigned shift = 0; - unsigned count = (cif->nargs < 8) ? cif->nargs : 8; - unsigned index = 0; - - unsigned struct_flags = 0; - - if (cif->rtype->type == FFI_TYPE_STRUCT) - { - struct_flags = calc_n32_return_struct_flags(cif->rtype); - - if (struct_flags == 0) - { - /* This means that the structure is being passed as - a hidden argument */ - - shift = FFI_FLAG_BITS; - count = (cif->nargs < 7) ? cif->nargs : 7; - - cif->rstruct_flag = !0; - } - else - cif->rstruct_flag = 0; - } - else - cif->rstruct_flag = 0; - - while (count-- > 0) - { - switch ((cif->arg_types)[index]->type) - { - case FFI_TYPE_FLOAT: - case FFI_TYPE_DOUBLE: - cif->flags += ((cif->arg_types)[index]->type << shift); - shift += FFI_FLAG_BITS; - break; - - case FFI_TYPE_STRUCT: - cif->flags += calc_n32_struct_flags((cif->arg_types)[index], - &shift); - break; - - default: - shift += FFI_FLAG_BITS; - } - - index++; - } - - /* Set the return type flag */ - switch (cif->rtype->type) - { - case FFI_TYPE_STRUCT: - { - if (struct_flags == 0) - { - /* The structure is returned through a hidden - first argument. Do nothing, 'cause FFI_TYPE_VOID - is 0 */ - } - else - { - /* The structure is returned via some tricky - mechanism */ - cif->flags += FFI_TYPE_STRUCT << (FFI_FLAG_BITS * 8); - cif->flags += struct_flags << (4 + (FFI_FLAG_BITS * 8)); - } - break; - } - - case FFI_TYPE_VOID: - /* Do nothing, 'cause FFI_TYPE_VOID is 0 */ - break; - - case FFI_TYPE_FLOAT: - case FFI_TYPE_DOUBLE: - cif->flags += cif->rtype->type << (FFI_FLAG_BITS * 8); - break; - - default: - cif->flags += FFI_TYPE_INT << (FFI_FLAG_BITS * 8); - break; - } - } -#endif - - return FFI_OK; -} - -/* Low level routine for calling O32 functions */ -extern int ffi_call_O32(void (*)(char *, extended_cif *, int, int), - extended_cif *, unsigned, - unsigned, unsigned *, void (*)()); - -/* Low level routine for calling N32 functions */ -extern int ffi_call_N32(void (*)(char *, extended_cif *, int, int), - extended_cif *, unsigned, - unsigned, unsigned *, void (*)()); - -void ffi_call(ffi_cif *cif, void (*fn)(), void *rvalue, void **avalue) -{ - extended_cif ecif; - - ecif.cif = cif; - ecif.avalue = avalue; - - /* If the return value is a struct and we don't have a return */ - /* value address then we need to make one */ - - if ((rvalue == NULL) && - (cif->rtype->type == FFI_TYPE_STRUCT)) - ecif.rvalue = alloca(cif->rtype->size); - else - ecif.rvalue = rvalue; - - switch (cif->abi) - { -#if _MIPS_SIM == _ABIO32 - case FFI_O32: - ffi_call_O32(ffi_prep_args, &ecif, cif->bytes, - cif->flags, ecif.rvalue, fn); - break; -#endif - -#if _MIPS_SIM == _ABIN32 - case FFI_N32: - ffi_call_N32(ffi_prep_args, &ecif, cif->bytes, - cif->flags, ecif.rvalue, fn); - break; -#endif - - default: - FFI_ASSERT(0); - break; - } -} diff --git a/libffi/src/mips/ffitarget.h b/libffi/src/mips/ffitarget.h deleted file mode 100644 index 9378ed0..0000000 --- a/libffi/src/mips/ffitarget.h +++ /dev/null @@ -1,160 +0,0 @@ -/* -----------------------------------------------------------------*-C-*- - ffitarget.h - Copyright (c) 1996-2003 Red Hat, Inc. - Target configuration macros for MIPS. - - Permission is hereby granted, free of charge, to any person obtaining - a copy of this software and associated documentation files (the - ``Software''), to deal in the Software without restriction, including - without limitation the rights to use, copy, modify, merge, publish, - distribute, sublicense, and/or sell copies of the Software, and to - permit persons to whom the Software is furnished to do so, subject to - the following conditions: - - The above copyright notice and this permission notice shall be included - in all copies or substantial portions of the Software. - - THE SOFTWARE IS PROVIDED ``AS IS'', WITHOUT WARRANTY OF ANY KIND, EXPRESS - OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF - MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. - IN NO EVENT SHALL CYGNUS SOLUTIONS BE LIABLE FOR ANY CLAIM, DAMAGES OR - OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, - ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR - OTHER DEALINGS IN THE SOFTWARE. - - ----------------------------------------------------------------------- */ - -#ifndef LIBFFI_TARGET_H -#define LIBFFI_TARGET_H - -#ifndef LIBFFI_ASM -#include <sgidefs.h> -#endif - -#if !defined(_MIPS_SIM) --- something is very wrong -- -#else -# if (_MIPS_SIM==_ABIN32 && defined(_ABIN32)) || (_MIPS_SIM==_ABI64 && defined(_ABI64)) -# define FFI_MIPS_N32 -# else -# if _MIPS_SIM==_ABIO32 && defined(_ABIO32) -# define FFI_MIPS_O32 -# else --- this is an unsupported platform -- -# endif -# endif -#endif - -#ifdef FFI_MIPS_O32 -/* O32 stack frames have 32bit integer args */ -#define FFI_SIZEOF_ARG 4 -#else -/* N32 and N64 frames have 64bit integer args */ -#define FFI_SIZEOF_ARG 8 -#endif - -#define FFI_FLAG_BITS 2 - -/* SGI's strange assembler requires that we multiply by 4 rather - than shift left by FFI_FLAG_BITS */ - -#define FFI_ARGS_D FFI_TYPE_DOUBLE -#define FFI_ARGS_F FFI_TYPE_FLOAT -#define FFI_ARGS_DD FFI_TYPE_DOUBLE * 4 + FFI_TYPE_DOUBLE -#define FFI_ARGS_FF FFI_TYPE_FLOAT * 4 + FFI_TYPE_FLOAT -#define FFI_ARGS_FD FFI_TYPE_DOUBLE * 4 + FFI_TYPE_FLOAT -#define FFI_ARGS_DF FFI_TYPE_FLOAT * 4 + FFI_TYPE_DOUBLE - -/* Needed for N32 structure returns */ -#define FFI_TYPE_SMALLSTRUCT FFI_TYPE_UINT8 -#define FFI_TYPE_SMALLSTRUCT2 FFI_TYPE_SINT8 - -#if 0 -/* The SGI assembler can't handle this.. */ -#define FFI_TYPE_STRUCT_DD (( FFI_ARGS_DD ) << 4) + FFI_TYPE_STRUCT -/* (and so on) */ -#else -/* ...so we calculate these by hand! */ -#define FFI_TYPE_STRUCT_D 61 -#define FFI_TYPE_STRUCT_F 45 -#define FFI_TYPE_STRUCT_DD 253 -#define FFI_TYPE_STRUCT_FF 173 -#define FFI_TYPE_STRUCT_FD 237 -#define FFI_TYPE_STRUCT_DF 189 -#define FFI_TYPE_STRUCT_SMALL 93 -#define FFI_TYPE_STRUCT_SMALL2 109 -#endif - -#ifdef LIBFFI_ASM -#define v0 $2 -#define v1 $3 -#define a0 $4 -#define a1 $5 -#define a2 $6 -#define a3 $7 -#define a4 $8 -#define a5 $9 -#define a6 $10 -#define a7 $11 -#define t0 $8 -#define t1 $9 -#define t2 $10 -#define t3 $11 -#define t4 $12 -#define t5 $13 -#define t6 $14 -#define t7 $15 -#define t8 $24 -#define t9 $25 -#define ra $31 - -#ifdef FFI_MIPS_O32 -#define REG_L lw -#define REG_S sw -#define SUBU subu -#define ADDU addu -#define SRL srl -#define LI li -#else /* !FFI_MIPS_O32 */ -#define REG_L ld -#define REG_S sd -#define SUBU dsubu -#define ADDU daddu -#define SRL dsrl -#define LI dli -#endif /* !FFI_MIPS_O32 */ -#else /* !LIBFFI_ASM */ -#ifdef FFI_MIPS_O32 -/* O32 stack frames have 32bit integer args */ -typedef unsigned int ffi_arg __attribute__((__mode__(__SI__))); -typedef signed int ffi_sarg __attribute__((__mode__(__SI__))); -#else -/* N32 and N64 frames have 64bit integer args */ -typedef unsigned int ffi_arg __attribute__((__mode__(__DI__))); -typedef signed int ffi_sarg __attribute__((__mode__(__DI__))); -#endif - -typedef enum ffi_abi { - FFI_FIRST_ABI = 0, - FFI_O32, - FFI_N32, - FFI_N64, - -#ifdef FFI_MIPS_O32 - FFI_DEFAULT_ABI = FFI_O32, -#else - FFI_DEFAULT_ABI = FFI_N32, -#endif - - FFI_LAST_ABI = FFI_DEFAULT_ABI + 1 -} ffi_abi; - -#define FFI_EXTRA_CIF_FIELDS unsigned rstruct_flag -#endif /* !LIBFFI_ASM */ - -/* ---- Definitions for closures ----------------------------------------- */ - -#define FFI_CLOSURES 0 -#define FFI_NATIVE_RAW_API 0 - -#endif - diff --git a/libffi/src/mips/n32.S b/libffi/src/mips/n32.S deleted file mode 100644 index 767fa52..0000000 --- a/libffi/src/mips/n32.S +++ /dev/null @@ -1,319 +0,0 @@ -/* ----------------------------------------------------------------------- - n32.S - Copyright (c) 1996, 1998 Red Hat, Inc. - - MIPS Foreign Function Interface - - Permission is hereby granted, free of charge, to any person obtaining - a copy of this software and associated documentation files (the - ``Software''), to deal in the Software without restriction, including - without limitation the rights to use, copy, modify, merge, publish, - distribute, sublicense, and/or sell copies of the Software, and to - permit persons to whom the Software is furnished to do so, subject to - the following conditions: - - The above copyright notice and this permission notice shall be included - in all copies or substantial portions of the Software. - - THE SOFTWARE IS PROVIDED ``AS IS'', WITHOUT WARRANTY OF ANY KIND, EXPRESS - OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF - MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. - IN NO EVENT SHALL CYGNUS SOLUTIONS BE LIABLE FOR ANY CLAIM, DAMAGES OR - OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, - ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR - OTHER DEALINGS IN THE SOFTWARE. - ----------------------------------------------------------------------- */ - -#define LIBFFI_ASM -#include <fficonfig.h> -#include <ffi.h> - -/* Only build this code if we are compiling for n32 */ - -#if defined(FFI_MIPS_N32) - -#define callback a0 -#define bytes a2 -#define flags a3 -#define raddr a4 -#define fn a5 - -#define SIZEOF_FRAME ( 8 * FFI_SIZEOF_ARG ) - - .text - .align 2 - .globl ffi_call_N32 - .ent ffi_call_N32 -ffi_call_N32: - - # Prologue - SUBU $sp, SIZEOF_FRAME # Frame size - REG_S $fp, SIZEOF_FRAME - 2*FFI_SIZEOF_ARG($sp) # Save frame pointer - REG_S ra, SIZEOF_FRAME - 1*FFI_SIZEOF_ARG($sp) # Save return address - move $fp, $sp - - move t9, callback # callback function pointer - REG_S bytes, 2*FFI_SIZEOF_ARG($fp) # bytes - REG_S flags, 3*FFI_SIZEOF_ARG($fp) # flags - REG_S raddr, 4*FFI_SIZEOF_ARG($fp) # raddr - REG_S fn, 5*FFI_SIZEOF_ARG($fp) # fn - - # Allocate at least 4 words in the argstack - move v0, bytes - bge bytes, 4 * FFI_SIZEOF_ARG, bigger - LI v0, 4 * FFI_SIZEOF_ARG - b sixteen - - bigger: - ADDU t4, v0, 2 * FFI_SIZEOF_ARG -1 # make sure it is aligned - and v0, t4, -2 * FFI_SIZEOF_ARG # to a proper boundry. - -sixteen: - SUBU $sp, $sp, v0 # move the stack pointer to reflect the - # arg space - - ADDU a0, $sp, 0 # 4 * FFI_SIZEOF_ARG - ADDU a3, $fp, 3 * FFI_SIZEOF_ARG - - # Call ffi_prep_args - jal t9 - - # ADDU $sp, $sp, 4 * FFI_SIZEOF_ARG # adjust $sp to new args - - # Copy the stack pointer to t9 - move t9, $sp - - # Fix the stack if there are more than 8 64bit slots worth - # of arguments. - - # Load the number of bytes - REG_L t6, 2*FFI_SIZEOF_ARG($fp) - - # Is it bigger than 8 * FFI_SIZEOF_ARG? - dadd t7, $0, 8 * FFI_SIZEOF_ARG - dsub t8, t6, t7 - bltz t8, loadregs - - add t9, t9, t8 - -loadregs: - - REG_L t4, 3*FFI_SIZEOF_ARG($fp) # load the flags word - add t6, t4, 0 # and copy it into t6 - - and t4, ((1<<FFI_FLAG_BITS)-1) - bnez t4, arg1_floatp - REG_L a0, 0*FFI_SIZEOF_ARG(t9) - b arg1_next -arg1_floatp: - bne t4, FFI_TYPE_FLOAT, arg1_doublep - l.s $f12, 0*FFI_SIZEOF_ARG(t9) - b arg1_next -arg1_doublep: - l.d $f12, 0*FFI_SIZEOF_ARG(t9) -arg1_next: - - add t4, t6, 0 - SRL t4, 1*FFI_FLAG_BITS - and t4, ((1<<FFI_FLAG_BITS)-1) - bnez t4, arg2_floatp - REG_L a1, 1*FFI_SIZEOF_ARG(t9) - b arg2_next -arg2_floatp: - bne t4, FFI_TYPE_FLOAT, arg2_doublep - l.s $f13, 1*FFI_SIZEOF_ARG(t9) - b arg2_next -arg2_doublep: - l.d $f13, 1*FFI_SIZEOF_ARG(t9) -arg2_next: - - add t4, t6, 0 - SRL t4, 2*FFI_FLAG_BITS - and t4, ((1<<FFI_FLAG_BITS)-1) - bnez t4, arg3_floatp - REG_L a2, 2*FFI_SIZEOF_ARG(t9) - b arg3_next -arg3_floatp: - bne t4, FFI_TYPE_FLOAT, arg3_doublep - l.s $f14, 2*FFI_SIZEOF_ARG(t9) - b arg3_next -arg3_doublep: - l.d $f14, 2*FFI_SIZEOF_ARG(t9) -arg3_next: - - add t4, t6, 0 - SRL t4, 3*FFI_FLAG_BITS - and t4, ((1<<FFI_FLAG_BITS)-1) - bnez t4, arg4_floatp - REG_L a3, 3*FFI_SIZEOF_ARG(t9) - b arg4_next -arg4_floatp: - bne t4, FFI_TYPE_FLOAT, arg4_doublep - l.s $f15, 3*FFI_SIZEOF_ARG(t9) - b arg4_next -arg4_doublep: - l.d $f15, 3*FFI_SIZEOF_ARG(t9) -arg4_next: - - add t4, t6, 0 - SRL t4, 4*FFI_FLAG_BITS - and t4, ((1<<FFI_FLAG_BITS)-1) - bnez t4, arg5_floatp - REG_L a4, 4*FFI_SIZEOF_ARG(t9) - b arg5_next -arg5_floatp: - bne t4, FFI_TYPE_FLOAT, arg5_doublep - l.s $f16, 4*FFI_SIZEOF_ARG(t9) - b arg5_next -arg5_doublep: - l.d $f16, 4*FFI_SIZEOF_ARG(t9) -arg5_next: - - add t4, t6, 0 - SRL t4, 5*FFI_FLAG_BITS - and t4, ((1<<FFI_FLAG_BITS)-1) - bnez t4, arg6_floatp - REG_L a5, 5*FFI_SIZEOF_ARG(t9) - b arg6_next -arg6_floatp: - bne t4, FFI_TYPE_FLOAT, arg6_doublep - l.s $f17, 5*FFI_SIZEOF_ARG(t9) - b arg6_next -arg6_doublep: - l.d $f17, 5*FFI_SIZEOF_ARG(t9) -arg6_next: - - add t4, t6, 0 - SRL t4, 6*FFI_FLAG_BITS - and t4, ((1<<FFI_FLAG_BITS)-1) - bnez t4, arg7_floatp - REG_L a6, 6*FFI_SIZEOF_ARG(t9) - b arg7_next -arg7_floatp: - bne t4, FFI_TYPE_FLOAT, arg7_doublep - l.s $f18, 6*FFI_SIZEOF_ARG(t9) - b arg7_next -arg7_doublep: - l.d $f18, 6*FFI_SIZEOF_ARG(t9) -arg7_next: - - add t4, t6, 0 - SRL t4, 7*FFI_FLAG_BITS - and t4, ((1<<FFI_FLAG_BITS)-1) - bnez t4, arg8_floatp - REG_L a7, 7*FFI_SIZEOF_ARG(t9) - b arg8_next -arg8_floatp: - bne t4, FFI_TYPE_FLOAT, arg8_doublep - l.s $f19, 7*FFI_SIZEOF_ARG(t9) - b arg8_next -arg8_doublep: - l.d $f19, 7*FFI_SIZEOF_ARG(t9) -arg8_next: - -callit: - # Load the function pointer - REG_L t9, 5*FFI_SIZEOF_ARG($fp) - - # If the return value pointer is NULL, assume no return value. - REG_L t5, 4*FFI_SIZEOF_ARG($fp) - beqz t5, noretval - - # Shift the return type flag over - SRL t6, 8*FFI_FLAG_BITS - - bne t6, FFI_TYPE_INT, retfloat - jal t9 - REG_L t4, 4*FFI_SIZEOF_ARG($fp) - REG_S v0, 0(t4) - b epilogue - -retfloat: - bne t6, FFI_TYPE_FLOAT, retdouble - jal t9 - REG_L t4, 4*FFI_SIZEOF_ARG($fp) - s.s $f0, 0(t4) - b epilogue - -retdouble: - bne t6, FFI_TYPE_DOUBLE, retstruct_d - jal t9 - REG_L t4, 4*FFI_SIZEOF_ARG($fp) - s.d $f0, 0(t4) - b epilogue - -retstruct_d: - bne t6, FFI_TYPE_STRUCT_D, retstruct_f - jal t9 - REG_L t4, 4*FFI_SIZEOF_ARG($fp) - s.d $f0, 0(t4) - b epilogue - -retstruct_f: - bne t6, FFI_TYPE_STRUCT_F, retstruct_d_d - jal t9 - REG_L t4, 4*FFI_SIZEOF_ARG($fp) - s.s $f0, 0(t4) - b epilogue - -retstruct_d_d: - bne t6, FFI_TYPE_STRUCT_DD, retstruct_f_f - jal t9 - REG_L t4, 4*FFI_SIZEOF_ARG($fp) - s.d $f0, 0(t4) - s.d $f2, 8(t4) - b epilogue - -retstruct_f_f: - bne t6, FFI_TYPE_STRUCT_FF, retstruct_d_f - jal t9 - REG_L t4, 4*FFI_SIZEOF_ARG($fp) - s.s $f0, 0(t4) - s.s $f2, 4(t4) - b epilogue - -retstruct_d_f: - bne t6, FFI_TYPE_STRUCT_DF, retstruct_f_d - jal t9 - REG_L t4, 4*FFI_SIZEOF_ARG($fp) - s.d $f0, 0(t4) - s.s $f2, 8(t4) - b epilogue - -retstruct_f_d: - bne t6, FFI_TYPE_STRUCT_FD, retstruct_small - jal t9 - REG_L t4, 4*FFI_SIZEOF_ARG($fp) - s.s $f0, 0(t4) - s.d $f2, 8(t4) - b epilogue - -retstruct_small: - bne t6, FFI_TYPE_STRUCT_SMALL, retstruct_small2 - jal t9 - REG_L t4, 4*FFI_SIZEOF_ARG($fp) - REG_S v0, 0(t4) - b epilogue - -retstruct_small2: - bne t6, FFI_TYPE_STRUCT_SMALL2, retstruct - jal t9 - REG_L t4, 4*FFI_SIZEOF_ARG($fp) - REG_S v0, 0(t4) - REG_S v1, 8(t4) - b epilogue - -retstruct: -noretval: - jal t9 - - # Epilogue -epilogue: - move $sp, $fp - REG_L $fp, SIZEOF_FRAME - 2*FFI_SIZEOF_ARG($sp) # Restore frame pointer - REG_L ra, SIZEOF_FRAME - 1*FFI_SIZEOF_ARG($sp) # Restore return address - ADDU $sp, SIZEOF_FRAME # Fix stack pointer - j ra - - .end ffi_call_N32 - -#endif diff --git a/libffi/src/mips/o32.S b/libffi/src/mips/o32.S deleted file mode 100644 index 295095f..0000000 --- a/libffi/src/mips/o32.S +++ /dev/null @@ -1,172 +0,0 @@ -/* ----------------------------------------------------------------------- - o32.S - Copyright (c) 1996, 1998 Red Hat, Inc. - - MIPS Foreign Function Interface - - Permission is hereby granted, free of charge, to any person obtaining - a copy of this software and associated documentation files (the - ``Software''), to deal in the Software without restriction, including - without limitation the rights to use, copy, modify, merge, publish, - distribute, sublicense, and/or sell copies of the Software, and to - permit persons to whom the Software is furnished to do so, subject to - the following conditions: - - The above copyright notice and this permission notice shall be included - in all copies or substantial portions of the Software. - - THE SOFTWARE IS PROVIDED ``AS IS'', WITHOUT WARRANTY OF ANY KIND, EXPRESS - OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF - MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. - IN NO EVENT SHALL CYGNUS SOLUTIONS BE LIABLE FOR ANY CLAIM, DAMAGES OR - OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, - ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR - OTHER DEALINGS IN THE SOFTWARE. - ----------------------------------------------------------------------- */ - -#define LIBFFI_ASM -#include <fficonfig.h> -#include <ffi.h> - -/* Only build this code if we are compiling for o32 */ - -#if defined(FFI_MIPS_O32) - -#define callback a0 -#define bytes a2 -#define flags a3 - -#define SIZEOF_FRAME ( 4 * FFI_SIZEOF_ARG + 2 * FFI_SIZEOF_ARG ) - - .text - .align 2 - .globl ffi_call_O32 - .ent ffi_call_O32 -ffi_call_O32: - - # Prologue - SUBU $sp, SIZEOF_FRAME # Frame size - REG_S $fp, SIZEOF_FRAME - 2*FFI_SIZEOF_ARG($sp) # Save frame pointer - REG_S ra, SIZEOF_FRAME - 1*FFI_SIZEOF_ARG($sp) # Save return address - move $fp, $sp - - move t9, callback # callback function pointer - REG_S flags, SIZEOF_FRAME + 3*FFI_SIZEOF_ARG($fp) # flags - - # Allocate at least 4 words in the argstack - move v0, bytes - bge bytes, 4 * FFI_SIZEOF_ARG, bigger - LI v0, 4 * FFI_SIZEOF_ARG - b sixteen - -bigger: - ADDU t0, v0, 2 * FFI_SIZEOF_ARG -1 # make sure it is aligned - and v0, t0, -2 * FFI_SIZEOF_ARG # to an 8 byte boundry - -sixteen: - SUBU $sp, $sp, v0 # move the stack pointer to reflect the - # arg space - - ADDU a0, $sp, 4 * FFI_SIZEOF_ARG - ADDU a3, $fp, SIZEOF_FRAME + 3*FFI_SIZEOF_ARG - - jal t9 - - REG_L t0, SIZEOF_FRAME + 3*FFI_SIZEOF_ARG($fp) # load the flags word - add t2, t0, 0 # and copy it into t2 - - and t0, ((1<<4)-1) # mask out the return type - SRL t2, 4 # shift our arg info - - ADDU $sp, $sp, 4 * FFI_SIZEOF_ARG # adjust $sp to new args - - bnez t0, pass_d # make it quick for int - REG_L a0, 0*FFI_SIZEOF_ARG($sp) # just go ahead and load the - REG_L a1, 1*FFI_SIZEOF_ARG($sp) # four regs. - REG_L a2, 2*FFI_SIZEOF_ARG($sp) - REG_L a3, 3*FFI_SIZEOF_ARG($sp) - b call_it - -pass_d: - bne t0, FFI_ARGS_D, pass_f - l.d $f12, 0*FFI_SIZEOF_ARG($sp) # load $fp regs from args - REG_L a2, 2*FFI_SIZEOF_ARG($sp) # passing a double - REG_L a3, 3*FFI_SIZEOF_ARG($sp) - b call_it - -pass_f: - bne t0, FFI_ARGS_F, pass_d_d - l.s $f12, 0*FFI_SIZEOF_ARG($sp) # load $fp regs from args - REG_L a1, 1*FFI_SIZEOF_ARG($sp) # passing a float - REG_L a2, 2*FFI_SIZEOF_ARG($sp) - REG_L a3, 3*FFI_SIZEOF_ARG($sp) - b call_it - -pass_d_d: - bne t0, FFI_ARGS_DD, pass_f_f - l.d $f12, 0*FFI_SIZEOF_ARG($sp) # load $fp regs from args - l.d $f14, 2*FFI_SIZEOF_ARG($sp) # passing two doubles - b call_it - -pass_f_f: - bne t0, FFI_ARGS_FF, pass_d_f - l.s $f12, 0*FFI_SIZEOF_ARG($sp) # load $fp regs from args - l.s $f14, 1*FFI_SIZEOF_ARG($sp) # passing two floats - REG_L a2, 2*FFI_SIZEOF_ARG($sp) - REG_L a3, 3*FFI_SIZEOF_ARG($sp) - b call_it - -pass_d_f: - bne t0, FFI_ARGS_DF, pass_f_d - l.d $f12, 0*FFI_SIZEOF_ARG($sp) # load $fp regs from args - l.s $f14, 2*FFI_SIZEOF_ARG($sp) # passing double and float - REG_L a3, 3*FFI_SIZEOF_ARG($sp) - b call_it - -pass_f_d: - # assume that the only other combination must be float then double - # bne t0, FFI_ARGS_F_D, call_it - l.s $f12, 0*FFI_SIZEOF_ARG($sp) # load $fp regs from args - l.d $f14, 2*FFI_SIZEOF_ARG($sp) # passing double and float - -call_it: - # Load the function pointer - REG_L t9, SIZEOF_FRAME + 5*FFI_SIZEOF_ARG($fp) - - # If the return value pointer is NULL, assume no return value. - REG_L t1, SIZEOF_FRAME + 4*FFI_SIZEOF_ARG($fp) - beqz t1, noretval - - bne t2, FFI_TYPE_INT, retfloat - jal t9 - REG_L t0, SIZEOF_FRAME + 4*FFI_SIZEOF_ARG($fp) - REG_S v0, 0(t0) - b epilogue - -retfloat: - bne t2, FFI_TYPE_FLOAT, retdouble - jal t9 - REG_L t0, SIZEOF_FRAME + 4*FFI_SIZEOF_ARG($fp) - s.s $f0, 0(t0) - b epilogue - -retdouble: - bne t2, FFI_TYPE_DOUBLE, noretval - jal t9 - REG_L t0, SIZEOF_FRAME + 4*FFI_SIZEOF_ARG($fp) - s.d $f0, 0(t0) - b epilogue - -noretval: - jal t9 - - # Epilogue -epilogue: - move $sp, $fp - REG_L $fp, SIZEOF_FRAME - 2*FFI_SIZEOF_ARG($sp) # Restore frame pointer - REG_L ra, SIZEOF_FRAME - 1*FFI_SIZEOF_ARG($sp) # Restore return address - ADDU $sp, SIZEOF_FRAME # Fix stack pointer - j ra - - .end ffi_call_O32 - -#endif diff --git a/libffi/src/pa/ffi.c b/libffi/src/pa/ffi.c deleted file mode 100644 index 57331fe..0000000 --- a/libffi/src/pa/ffi.c +++ /dev/null @@ -1,603 +0,0 @@ -/* ----------------------------------------------------------------------- - ffi.c - (c) 2003-2004 Randolph Chung <tausq@debian.org> - - HPPA Foreign Function Interface - - Permission is hereby granted, free of charge, to any person obtaining - a copy of this software and associated documentation files (the - ``Software''), to deal in the Software without restriction, including - without limitation the rights to use, copy, modify, merge, publish, - distribute, sublicense, and/or sell copies of the Software, and to - permit persons to whom the Software is furnished to do so, subject to - the following conditions: - - The above copyright notice and this permission notice shall be included - in all copies or substantial portions of the Software. - - THE SOFTWARE IS PROVIDED ``AS IS'', WITHOUT WARRANTY OF ANY KIND, EXPRESS - OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF - MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. - IN NO EVENT SHALL CYGNUS SOLUTIONS BE LIABLE FOR ANY CLAIM, DAMAGES OR - OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, - ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR - OTHER DEALINGS IN THE SOFTWARE. - ----------------------------------------------------------------------- */ - -#include <ffi.h> -#include <ffi_common.h> - -#include <stdlib.h> - -#define ROUND_UP(v, a) (((size_t)(v) + (a) - 1) & ~((a) - 1)) -#define ROUND_DOWN(v, a) (((size_t)(v) - (a) + 1) & ~((a) - 1)) -#define MIN_STACK_SIZE 64 -#define FIRST_ARG_SLOT 9 -#define DEBUG_LEVEL 0 - -#define fldw(addr, fpreg) asm volatile ("fldw 0(%0), %%" #fpreg "L" : : "r"(addr) : #fpreg) -#define fstw(fpreg, addr) asm volatile ("fstw %%" #fpreg "L, 0(%0)" : : "r"(addr)) -#define fldd(addr, fpreg) asm volatile ("fldd 0(%0), %%" #fpreg : : "r"(addr) : #fpreg) -#define fstd(fpreg, addr) asm volatile ("fstd %%" #fpreg "L, 0(%0)" : : "r"(addr)) - -#define debug(lvl, x...) do { if (lvl <= DEBUG_LEVEL) { printf(x); } } while (0) - -static inline int ffi_struct_type(ffi_type *t) -{ - size_t sz = t->size; - - /* Small structure results are passed in registers, - larger ones are passed by pointer. */ - - if (sz <= 1) - return FFI_TYPE_UINT8; - else if (sz == 2) - return FFI_TYPE_UINT16; - else if (sz == 3) - return FFI_TYPE_SMALL_STRUCT1; - else if (sz == 4) - return FFI_TYPE_UINT32; - else if (sz <= 6) - return FFI_TYPE_SMALL_STRUCT2; - else if (sz <= 8) - return FFI_TYPE_UINT64; - else - return FFI_TYPE_STRUCT; /* else, we pass it by pointer. */ -} - -/* PA has a downward growing stack, which looks like this: - - Offset - [ Variable args ] - SP = (4*(n+9)) arg word N - ... - SP-52 arg word 4 - [ Fixed args ] - SP-48 arg word 3 - SP-44 arg word 2 - SP-40 arg word 1 - SP-36 arg word 0 - [ Frame marker ] - ... - SP-20 RP - SP-4 previous SP - - First 4 non-FP 32-bit args are passed in gr26, gr25, gr24 and gr23 - First 2 non-FP 64-bit args are passed in register pairs, starting - on an even numbered register (i.e. r26/r25 and r24+r23) - First 4 FP 32-bit arguments are passed in fr4L, fr5L, fr6L and fr7L - First 2 FP 64-bit arguments are passed in fr5 and fr7 - The rest are passed on the stack starting at SP-52, but 64-bit - arguments need to be aligned to an 8-byte boundary - - This means we can have holes either in the register allocation, - or in the stack. */ - -/* ffi_prep_args is called by the assembly routine once stack space - has been allocated for the function's arguments - - The following code will put everything into the stack frame - (which was allocated by the asm routine), and on return - the asm routine will load the arguments that should be - passed by register into the appropriate registers - - NOTE: We load floating point args in this function... that means we - assume gcc will not mess with fp regs in here. */ - -/*@-exportheader@*/ -void ffi_prep_args_LINUX(UINT32 *stack, extended_cif *ecif, unsigned bytes) -/*@=exportheader@*/ -{ - register unsigned int i; - register ffi_type **p_arg; - register void **p_argv; - unsigned int slot = FIRST_ARG_SLOT - 1; - char *dest_cpy; - - debug(1, "%s: stack = %p, ecif = %p, bytes = %u\n", __FUNCTION__, stack, ecif, bytes); - - p_arg = ecif->cif->arg_types; - p_argv = ecif->avalue; - - for (i = 0; i < ecif->cif->nargs; i++) - { - int type = (*p_arg)->type; - - switch (type) - { - case FFI_TYPE_SINT8: - slot++; - *(SINT32 *)(stack - slot) = *(SINT8 *)(*p_argv); - break; - - case FFI_TYPE_UINT8: - slot++; - *(UINT32 *)(stack - slot) = *(UINT8 *)(*p_argv); - break; - - case FFI_TYPE_SINT16: - slot++; - *(SINT32 *)(stack - slot) = *(SINT16 *)(*p_argv); - break; - - case FFI_TYPE_UINT16: - slot++; - *(UINT32 *)(stack - slot) = *(UINT16 *)(*p_argv); - break; - - case FFI_TYPE_UINT32: - case FFI_TYPE_SINT32: - case FFI_TYPE_POINTER: - slot++; - debug(3, "Storing UINT32 %u in slot %u\n", *(UINT32 *)(*p_argv), slot); - *(UINT32 *)(stack - slot) = *(UINT32 *)(*p_argv); - break; - - case FFI_TYPE_UINT64: - case FFI_TYPE_SINT64: - slot += 2; - if (slot & 1) - slot++; - - *(UINT32 *)(stack - slot) = (*(UINT64 *)(*p_argv)) >> 32; - *(UINT32 *)(stack - slot + 1) = (*(UINT64 *)(*p_argv)) & 0xffffffffUL; - break; - - case FFI_TYPE_FLOAT: - /* First 4 args go in fr4L - fr7L */ - slot++; - switch (slot - FIRST_ARG_SLOT) - { - case 0: fldw(*p_argv, fr4); break; - case 1: fldw(*p_argv, fr5); break; - case 2: fldw(*p_argv, fr6); break; - case 3: fldw(*p_argv, fr7); break; - default: - /* Other ones are just passed on the stack. */ - debug(3, "Storing UINT32(float) in slot %u\n", slot); - *(UINT32 *)(stack - slot) = *(UINT32 *)(*p_argv); - break; - } - break; - - case FFI_TYPE_DOUBLE: - slot += 2; - if (slot & 1) - slot++; - switch (slot - FIRST_ARG_SLOT + 1) - { - /* First 2 args go in fr5, fr7 */ - case 2: fldd(*p_argv, fr5); break; - case 4: fldd(*p_argv, fr7); break; - default: - debug(3, "Storing UINT64(double) at slot %u\n", slot); - *(UINT64 *)(stack - slot) = *(UINT64 *)(*p_argv); - break; - } - break; - - case FFI_TYPE_STRUCT: - - /* Structs smaller or equal than 4 bytes are passed in one - register. Structs smaller or equal 8 bytes are passed in two - registers. Larger structures are passed by pointer. */ - - if((*p_arg)->size <= 4) - { - slot++; - dest_cpy = (char *)(stack - slot); - dest_cpy += 4 - (*p_arg)->size; - memcpy((char *)dest_cpy, (char *)*p_argv, (*p_arg)->size); - } - else if ((*p_arg)->size <= 8) - { - slot += 2; - if (slot & 1) - slot++; - dest_cpy = (char *)(stack - slot); - dest_cpy += 8 - (*p_arg)->size; - memcpy((char *)dest_cpy, (char *)*p_argv, (*p_arg)->size); - } - else - { - slot++; - *(UINT32 *)(stack - slot) = (UINT32)(*p_argv); - } - break; - - default: - FFI_ASSERT(0); - } - - p_arg++; - p_argv++; - } - - /* Make sure we didn't mess up and scribble on the stack. */ - { - int n; - - debug(5, "Stack setup:\n"); - for (n = 0; n < (bytes + 3) / 4; n++) - { - if ((n%4) == 0) { debug(5, "\n%08x: ", (unsigned int)(stack - n)); } - debug(5, "%08x ", *(stack - n)); - } - debug(5, "\n"); - } - - FFI_ASSERT(slot * 4 <= bytes); - - return; -} - -static void ffi_size_stack_LINUX(ffi_cif *cif) -{ - ffi_type **ptr; - int i; - int z = 0; /* # stack slots */ - - for (ptr = cif->arg_types, i = 0; i < cif->nargs; ptr++, i++) - { - int type = (*ptr)->type; - - switch (type) - { - case FFI_TYPE_DOUBLE: - case FFI_TYPE_UINT64: - case FFI_TYPE_SINT64: - z += 2 + (z & 1); /* must start on even regs, so we may waste one */ - break; - - case FFI_TYPE_STRUCT: - z += 1; /* pass by ptr, callee will copy */ - break; - - default: /* <= 32-bit values */ - z++; - } - } - - /* We can fit up to 6 args in the default 64-byte stack frame, - if we need more, we need more stack. */ - if (z <= 6) - cif->bytes = MIN_STACK_SIZE; /* min stack size */ - else - cif->bytes = 64 + ROUND_UP((z - 6) * sizeof(UINT32), MIN_STACK_SIZE); - - debug(3, "Calculated stack size is %u bytes\n", cif->bytes); -} - -/* Perform machine dependent cif processing. */ -ffi_status ffi_prep_cif_machdep(ffi_cif *cif) -{ - /* Set the return type flag */ - switch (cif->rtype->type) - { - case FFI_TYPE_VOID: - case FFI_TYPE_FLOAT: - case FFI_TYPE_DOUBLE: - cif->flags = (unsigned) cif->rtype->type; - break; - - case FFI_TYPE_STRUCT: - /* For the return type we have to check the size of the structures. - If the size is smaller or equal 4 bytes, the result is given back - in one register. If the size is smaller or equal 8 bytes than we - return the result in two registers. But if the size is bigger than - 8 bytes, we work with pointers. */ - cif->flags = ffi_struct_type(cif->rtype); - break; - - case FFI_TYPE_UINT64: - case FFI_TYPE_SINT64: - cif->flags = FFI_TYPE_UINT64; - break; - - default: - cif->flags = FFI_TYPE_INT; - break; - } - - /* Lucky us, because of the unique PA ABI we get to do our - own stack sizing. */ - switch (cif->abi) - { - case FFI_LINUX: - ffi_size_stack_LINUX(cif); - break; - - default: - FFI_ASSERT(0); - break; - } - - return FFI_OK; -} - -/*@-declundef@*/ -/*@-exportheader@*/ -extern void ffi_call_LINUX(void (*)(UINT32 *, extended_cif *, unsigned), - /*@out@*/ extended_cif *, - unsigned, unsigned, - /*@out@*/ unsigned *, - void (*fn)()); -/*@=declundef@*/ -/*@=exportheader@*/ - -void ffi_call(/*@dependent@*/ ffi_cif *cif, - void (*fn)(), - /*@out@*/ void *rvalue, - /*@dependent@*/ void **avalue) -{ - extended_cif ecif; - - ecif.cif = cif; - ecif.avalue = avalue; - - /* If the return value is a struct and we don't have a return - value address then we need to make one. */ - - if ((rvalue == NULL) && - (cif->rtype->type == FFI_TYPE_STRUCT)) - { - /*@-sysunrecog@*/ - ecif.rvalue = alloca(cif->rtype->size); - /*@=sysunrecog@*/ - } - else - ecif.rvalue = rvalue; - - - switch (cif->abi) - { - case FFI_LINUX: - /*@-usedef@*/ - debug(2, "Calling ffi_call_LINUX: ecif=%p, bytes=%u, flags=%u, rvalue=%p, fn=%p\n", &ecif, cif->bytes, cif->flags, ecif.rvalue, (void *)fn); - ffi_call_LINUX(ffi_prep_args_LINUX, &ecif, cif->bytes, - cif->flags, ecif.rvalue, fn); - /*@=usedef@*/ - break; - - default: - FFI_ASSERT(0); - break; - } -} - -#if FFI_CLOSURES -/* This is more-or-less an inverse of ffi_call -- we have arguments on - the stack, and we need to fill them into a cif structure and invoke - the user function. This really ought to be in asm to make sure - the compiler doesn't do things we don't expect. */ -UINT32 ffi_closure_inner_LINUX(ffi_closure *closure, UINT32 *stack) -{ - ffi_cif *cif; - void **avalue; - void *rvalue; - UINT32 ret[2]; /* function can return up to 64-bits in registers */ - ffi_type **p_arg; - char *tmp; - int i, avn, slot = FIRST_ARG_SLOT - 1; - register UINT32 r28 asm("r28"); - - cif = closure->cif; - - /* If returning via structure, callee will write to our pointer. */ - if (cif->flags == FFI_TYPE_STRUCT) - rvalue = (void *)r28; - else - rvalue = &ret[0]; - - avalue = (void **)alloca(cif->nargs * FFI_SIZEOF_ARG); - avn = cif->nargs; - p_arg = cif->arg_types; - - for (i = 0; i < avn; i++) - { - int type = (*p_arg)->type; - - switch (type) - { - case FFI_TYPE_SINT8: - case FFI_TYPE_UINT8: - case FFI_TYPE_SINT16: - case FFI_TYPE_UINT16: - case FFI_TYPE_SINT32: - case FFI_TYPE_UINT32: - case FFI_TYPE_POINTER: - slot++; - avalue[i] = (char *)(stack - slot) + sizeof(UINT32) - (*p_arg)->size; - break; - - case FFI_TYPE_SINT64: - case FFI_TYPE_UINT64: - slot += 2; - if (slot & 1) - slot++; - avalue[i] = (void *)(stack - slot); - break; - - case FFI_TYPE_FLOAT: - slot++; - switch (slot - FIRST_ARG_SLOT) - { - case 0: fstw(fr4, (void *)(stack - slot)); break; - case 1: fstw(fr5, (void *)(stack - slot)); break; - case 2: fstw(fr6, (void *)(stack - slot)); break; - case 3: fstw(fr7, (void *)(stack - slot)); break; - } - avalue[i] = (void *)(stack - slot); - break; - - case FFI_TYPE_DOUBLE: - slot += 2; - if (slot & 1) - slot++; - switch (slot - FIRST_ARG_SLOT + 1) - { - case 2: fstd(fr5, (void *)(stack - slot)); break; - case 4: fstd(fr7, (void *)(stack - slot)); break; - } - avalue[i] = (void *)(stack - slot); - break; - - case FFI_TYPE_STRUCT: - /* Structs smaller or equal than 4 bytes are passed in one - register. Structs smaller or equal 8 bytes are passed in two - registers. Larger structures are passed by pointer. */ - if((*p_arg)->size <= 4) { - slot++; - avalue[i] = (void *)(stack - slot) + sizeof(UINT32) - - (*p_arg)->size; - } else if ((*p_arg)->size <= 8) { - slot += 2; - if (slot & 1) - slot++; - avalue[i] = (void *)(stack - slot) + sizeof(UINT64) - - (*p_arg)->size; - } else { - slot++; - avalue[i] = (void *) *(stack - slot); - } - break; - - default: - FFI_ASSERT(0); - } - - p_arg++; - } - - /* Invoke the closure. */ - (closure->fun) (cif, rvalue, avalue, closure->user_data); - - debug(3, "after calling function, ret[0] = %d, ret[1] = %d\n", ret[0], ret[1]); - - /* Store the result */ - switch (cif->flags) - { - case FFI_TYPE_UINT8: - *(stack - FIRST_ARG_SLOT) = *(UINT8 *)&ret[0]; - break; - case FFI_TYPE_SINT8: - *(stack - FIRST_ARG_SLOT) = *(SINT8 *)&ret[0]; - break; - case FFI_TYPE_UINT16: - *(stack - FIRST_ARG_SLOT) = *(UINT16 *)&ret[0]; - break; - case FFI_TYPE_SINT16: - *(stack - FIRST_ARG_SLOT) = *(SINT16 *)&ret[0]; - break; - case FFI_TYPE_INT: - case FFI_TYPE_UINT32: - *(stack - FIRST_ARG_SLOT) = *(UINT32 *)&ret[0]; - break; - case FFI_TYPE_SINT32: - *(stack - FIRST_ARG_SLOT) = *(SINT32 *)&ret[0]; - break; - case FFI_TYPE_SINT64: - case FFI_TYPE_UINT64: - *(stack - FIRST_ARG_SLOT) = *(UINT32 *)&ret[0]; - *(stack - FIRST_ARG_SLOT - 1) = *(UINT32 *)&ret[1]; - break; - - case FFI_TYPE_DOUBLE: - fldd(rvalue, fr4); - break; - - case FFI_TYPE_FLOAT: - fldw(rvalue, fr4); - break; - - case FFI_TYPE_STRUCT: - /* Don't need a return value, done by caller. */ - break; - - case FFI_TYPE_SMALL_STRUCT1: - tmp = (void*)(stack - FIRST_ARG_SLOT); - tmp += 4 - cif->rtype->size; - memcpy((void*)tmp, &ret[0], cif->rtype->size); - break; - - case FFI_TYPE_SMALL_STRUCT2: - *(stack - FIRST_ARG_SLOT) = ret[0]; - *(stack - FIRST_ARG_SLOT - 1) = ret[1]; - break; - - case FFI_TYPE_POINTER: - case FFI_TYPE_VOID: - break; - - default: - debug(0, "assert with cif->flags: %d\n",cif->flags); - FFI_ASSERT(0); - break; - } - return FFI_OK; -} - -/* Fill in a closure to refer to the specified fun and user_data. - cif specifies the argument and result types for fun. - The cif must already be prep'ed. */ - -void ffi_closure_LINUX(void); - -ffi_status -ffi_prep_closure (ffi_closure* closure, - ffi_cif* cif, - void (*fun)(ffi_cif*,void*,void**,void*), - void *user_data) -{ - UINT32 *tramp = (UINT32 *)(closure->tramp); - - FFI_ASSERT (cif->abi == FFI_LINUX); - - /* Make a small trampoline that will branch to our - handler function. Use PC-relative addressing. */ - - tramp[0] = 0xeaa00000; /* b,l .+8, %r21 ; %r21 <- pc+8 */ - tramp[1] = 0xd6a01c1e; /* depi 0,31,2, %r21 ; mask priv bits */ - tramp[2] = 0x4aa10028; /* ldw 20(%r21), %r1 ; load plabel */ - tramp[3] = 0x36b53ff1; /* ldo -8(%r21), %r21 ; get closure addr */ - tramp[4] = 0x0c201096; /* ldw 0(%r1), %r22 ; address of handler */ - tramp[5] = 0xeac0c000; /* bv %r0(%r22) ; branch to handler */ - tramp[6] = 0x0c281093; /* ldw 4(%r1), %r19 ; GP of handler */ - tramp[7] = ((UINT32)(ffi_closure_LINUX) & ~2); - - /* Flush d/icache -- have to flush up 2 two lines because of - alignment. */ - asm volatile ( - "fdc 0(%0)\n" - "fdc %1(%0)\n" - "fic 0(%%sr4, %0)\n" - "fic %1(%%sr4, %0)\n" - "sync\n" - : : "r"((unsigned long)tramp & ~31), "r"(32 /* stride */)); - - closure->cif = cif; - closure->user_data = user_data; - closure->fun = fun; - - return FFI_OK; -} -#endif diff --git a/libffi/src/pa/ffitarget.h b/libffi/src/pa/ffitarget.h deleted file mode 100644 index b8bcad0..0000000 --- a/libffi/src/pa/ffitarget.h +++ /dev/null @@ -1,57 +0,0 @@ -/* -----------------------------------------------------------------*-C-*- - ffitarget.h - Copyright (c) 1996-2003 Red Hat, Inc. - Target configuration macros for hppa. - - Permission is hereby granted, free of charge, to any person obtaining - a copy of this software and associated documentation files (the - ``Software''), to deal in the Software without restriction, including - without limitation the rights to use, copy, modify, merge, publish, - distribute, sublicense, and/or sell copies of the Software, and to - permit persons to whom the Software is furnished to do so, subject to - the following conditions: - - The above copyright notice and this permission notice shall be included - in all copies or substantial portions of the Software. - - THE SOFTWARE IS PROVIDED ``AS IS'', WITHOUT WARRANTY OF ANY KIND, EXPRESS - OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF - MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. - IN NO EVENT SHALL CYGNUS SOLUTIONS BE LIABLE FOR ANY CLAIM, DAMAGES OR - OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, - ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR - OTHER DEALINGS IN THE SOFTWARE. - - ----------------------------------------------------------------------- */ - -#ifndef LIBFFI_TARGET_H -#define LIBFFI_TARGET_H - -/* ---- System specific configurations ----------------------------------- */ - -#ifndef LIBFFI_ASM -typedef unsigned long ffi_arg; -typedef signed long ffi_sarg; - -typedef enum ffi_abi { - FFI_FIRST_ABI = 0, - -#ifdef PA - FFI_LINUX, - FFI_DEFAULT_ABI = FFI_LINUX, -#endif - - FFI_LAST_ABI = FFI_DEFAULT_ABI + 1 -} ffi_abi; -#endif - -/* ---- Definitions for closures ----------------------------------------- */ - -#define FFI_CLOSURES 1 -#define FFI_NATIVE_RAW_API 0 - -#define FFI_TRAMPOLINE_SIZE 32 - -#define FFI_TYPE_SMALL_STRUCT1 -1 -#define FFI_TYPE_SMALL_STRUCT2 -2 -#endif - diff --git a/libffi/src/pa/linux.S b/libffi/src/pa/linux.S deleted file mode 100644 index 1a2ecdb..0000000 --- a/libffi/src/pa/linux.S +++ /dev/null @@ -1,281 +0,0 @@ -/* ----------------------------------------------------------------------- - linux.S - (c) 2003-2004 Randolph Chung <tausq@debian.org> - - HPPA Foreign Function Interface - - Permission is hereby granted, free of charge, to any person obtaining - a copy of this software and associated documentation files (the - ``Software''), to deal in the Software without restriction, including - without limitation the rights to use, copy, modify, merge, publish, - distribute, sublicense, and/or sell copies of the Software, and to - permit persons to whom the Software is furnished to do so, subject to - the following conditions: - - The above copyright notice and this permission notice shall be included - in all copies or substantial portions of the Software. - - THE SOFTWARE IS PROVIDED ``AS IS'', WITHOUT WARRANTY OF ANY KIND, EXPRESS - OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF - MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. - IN NO EVENT SHALL CYGNUS SOLUTIONS BE LIABLE FOR ANY CLAIM, DAMAGES OR - OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, - ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR - OTHER DEALINGS IN THE SOFTWARE. - ----------------------------------------------------------------------- */ - -#define LIBFFI_ASM -#include <fficonfig.h> -#include <ffi.h> - - .text - .align 4 - - /* void ffi_call_LINUX(void (*)(char *, extended_cif *), - extended_cif *ecif, - unsigned bytes, - unsigned flags, - unsigned *rvalue, - void (*fn)()); - */ - - .export ffi_call_LINUX,code - .import ffi_prep_args_LINUX,code - - .type ffi_call_LINUX, @function -.LFB1: -ffi_call_LINUX: - .proc - .callinfo FRAME=64,CALLS,SAVE_RP,SAVE_SP,ENTRY_GR=4 - .entry - stw %rp, -20(%sp) - copy %r3, %r1 -.LCFI11: - - copy %sp, %r3 -.LCFI12: - - /* Setup the stack for calling prep_args... - We want the stack to look like this: - - [ Previous stack ] <- %r3 - - [ 64-bytes register save area ] <- %r4 - - [ Stack space for actual call, passed as ] <- %arg0 - [ arg0 to ffi_prep_args_LINUX ] - - [ Stack for calling prep_args ] <- %sp - */ - - stwm %r1, 64(%sp) - stw %r4, 12(%r3) -.LCFI13: - copy %sp, %r4 - - addl %arg2, %r4, %arg0 /* arg stack */ - stw %arg3, -48(%r3) /* save flags; we need it later */ - - /* Call prep_args: - %arg0(stack) -- set up above - %arg1(ecif) -- same as incoming param - %arg2(bytes) -- same as incoming param */ - bl ffi_prep_args_LINUX,%r2 - ldo 64(%arg0), %sp - ldo -64(%sp), %sp - - /* now %sp should point where %arg0 was pointing. */ - - /* Load the arguments that should be passed in registers - The fp args were loaded by the prep_args function. */ - ldw -36(%sp), %arg0 - ldw -40(%sp), %arg1 - ldw -44(%sp), %arg2 - ldw -48(%sp), %arg3 - - /* in case the function is going to return a structure - we need to give it a place to put the result. */ - ldw -52(%r3), %ret0 /* %ret0 <- rvalue */ - ldw -56(%r3), %r22 /* %r22 <- function to call */ - bl $$dyncall, %r31 /* Call the user function */ - copy %r31, %rp - - /* Prepare to store the result; we need to recover flags and rvalue. */ - ldw -48(%r3), %r21 /* r21 <- flags */ - ldw -52(%r3), %r20 /* r20 <- rvalue */ - - /* Store the result according to the return type. */ - -checksmst1: - comib,<>,n FFI_TYPE_SMALL_STRUCT1, %r21, checksmst2 - /* There is maybe a better way to handle 3 byte structs. */ - sh2add %ret0,0,%ret0 - sh2add %ret0,0,%ret0 - sh2add %ret0,0,%ret0 - sh2add %ret0,0,%ret0 - b done - stw %ret0, 0(%r20) - -checksmst2: - comib,<>,n FFI_TYPE_SMALL_STRUCT2, %r21, checkint8 - /* Up to now I don't have a way to handle 6/7 byte structs. - The values are left bounded in the registers. In the struct - itself they are left bounded. */ - stw %ret0, 0(%r20) - b done - stw %ret1, 4(%r20) - -checkint8: - comib,<>,n FFI_TYPE_UINT8, %r21, checkint16 - b done - stb %ret0, 0(%r20) - -checkint16: - comib,<>,n FFI_TYPE_UINT16, %r21, checkint32 - b done - sth %ret0, 0(%r20) - -checkint32: - comib,<>,n FFI_TYPE_UINT32, %r21, checkint - b done - stw %ret0, 0(%r20) - -checkint: - comib,<>,n FFI_TYPE_INT, %r21, checkll - b done - stw %ret0, 0(%r20) - -checkll: - comib,<>,n FFI_TYPE_UINT64, %r21, checkdbl - stw %ret0, 0(%r20) - b done - stw %ret1, 4(%r20) - -checkdbl: - comib,<>,n FFI_TYPE_DOUBLE, %r21, checkfloat - b done - fstd %fr4,0(%r20) - -checkfloat: - comib,<>,n FFI_TYPE_FLOAT, %r21, done - fstw %fr4L,0(%r20) - - /* structure returns are either handled by one of the - INT/UINT64 cases above, or, if passed by pointer, - is handled by the callee. */ - -done: - /* all done, return */ - copy %r4, %sp /* pop arg stack */ - ldw 12(%r3), %r4 - ldwm -64(%sp), %r3 /* .. and pop stack */ - ldw -20(%sp), %rp - bv %r0(%rp) - nop - .exit - .procend -.LFE1: - - /* void ffi_closure_LINUX(void); - Called with closure argument in %r21 */ - .export ffi_closure_LINUX,code - .import ffi_closure_inner_LINUX,code - - .type ffi_closure_LINUX, @function -.LFB2: -ffi_closure_LINUX: - .proc - .callinfo FRAME=64,CALLS,SAVE_RP,SAVE_SP,ENTRY_GR=3 - .entry - - stw %rp, -20(%sp) -.LCFI20: - copy %r3, %r1 -.LCFI21: - copy %sp, %r3 -.LCFI22: - stwm %r1, 64(%sp) - - /* Put arguments onto the stack and call ffi_closure_inner. */ - stw %arg0, -36(%r3) - stw %arg1, -40(%r3) - stw %arg2, -44(%r3) - stw %arg3, -48(%r3) - - copy %r21, %arg0 - bl ffi_closure_inner_LINUX, %r2 - copy %r3, %arg1 - - ldwm -64(%sp), %r3 - ldw -20(%sp), %rp - ldw -36(%sp), %ret0 - bv %r0(%r2) - ldw -40(%sp), %ret1 - - .exit - .procend -.LFE2: - - .section ".eh_frame",EH_FRAME_FLAGS,@progbits -.Lframe1: - .word .LECIE1-.LSCIE1 ;# Length of Common Information Entry -.LSCIE1: - .word 0x0 ;# CIE Identifier Tag - .byte 0x1 ;# CIE Version - .ascii "\0" ;# CIE Augmentation - .uleb128 0x1 ;# CIE Code Alignment Factor - .sleb128 4 ;# CIE Data Alignment Factor - .byte 0x2 ;# CIE RA Column - .byte 0xc ;# DW_CFA_def_cfa - .uleb128 0x1e - .uleb128 0x0 - .align 4 -.LECIE1: -.LSFDE1: - .word .LEFDE1-.LASFDE1 ;# FDE Length -.LASFDE1: - .word .LASFDE1-.Lframe1 ;# FDE CIE offset - .word .LFB1 ;# FDE initial location - .word .LFE1-.LFB1 ;# FDE address range - - .byte 0x4 ;# DW_CFA_advance_loc4 - .word .LCFI11-.LFB1 - .byte 0x83 ;# DW_CFA_offset, column 0x3 - .uleb128 0x0 - .byte 0x11 ;# DW_CFA_offset_extended_sf; save r2 at [r30-20] - .uleb128 0x2 - .sleb128 -5 - - .byte 0x4 ;# DW_CFA_advance_loc4 - .word .LCFI12-.LCFI11 - .byte 0xd ;# DW_CFA_def_cfa_register = r3 - .uleb128 0x3 - - .byte 0x4 ;# DW_CFA_advance_loc4 - .word .LCFI13-.LCFI12 - .byte 0x84 ;# DW_CFA_offset, column 0x4 - .uleb128 0x3 - - .align 4 -.LEFDE1: - -.LSFDE2: - .word .LEFDE2-.LASFDE2 ;# FDE Length -.LASFDE2: - .word .LASFDE2-.Lframe1 ;# FDE CIE offset - .word .LFB2 ;# FDE initial location - .word .LFE2-.LFB2 ;# FDE address range - .byte 0x4 ;# DW_CFA_advance_loc4 - .word .LCFI21-.LFB2 - .byte 0x83 ;# DW_CFA_offset, column 0x3 - .uleb128 0x0 - .byte 0x11 ;# DW_CFA_offset_extended_sf - .uleb128 0x2 - .sleb128 -5 - - .byte 0x4 ;# DW_CFA_advance_loc4 - .word .LCFI12-.LCFI11 - .byte 0xd ;# DW_CFA_def_cfa_register = r3 - .uleb128 0x3 - - .align 4 -.LEFDE2: diff --git a/libffi/src/powerpc/aix.S b/libffi/src/powerpc/aix.S deleted file mode 100644 index 590717f..0000000 --- a/libffi/src/powerpc/aix.S +++ /dev/null @@ -1,225 +0,0 @@ -/* ----------------------------------------------------------------------- - aix.S - Copyright (c) 2002 Free Software Foundation, Inc. - based on darwin.S by John Hornkvist - - PowerPC Assembly glue. - - Permission is hereby granted, free of charge, to any person obtaining - a copy of this software and associated documentation files (the - ``Software''), to deal in the Software without restriction, including - without limitation the rights to use, copy, modify, merge, publish, - distribute, sublicense, and/or sell copies of the Software, and to - permit persons to whom the Software is furnished to do so, subject to - the following conditions: - - The above copyright notice and this permission notice shall be included - in all copies or substantial portions of the Software. - - THE SOFTWARE IS PROVIDED ``AS IS'', WITHOUT WARRANTY OF ANY KIND, EXPRESS - OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF - MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. - IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY CLAIM, DAMAGES OR - OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, - ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR - OTHER DEALINGS IN THE SOFTWARE. - ----------------------------------------------------------------------- */ - - .set r0,0 - .set r1,1 - .set r2,2 - .set r3,3 - .set r4,4 - .set r5,5 - .set r6,6 - .set r7,7 - .set r8,8 - .set r9,9 - .set r10,10 - .set r11,11 - .set r12,12 - .set r13,13 - .set r14,14 - .set r15,15 - .set r16,16 - .set r17,17 - .set r18,18 - .set r19,19 - .set r20,20 - .set r21,21 - .set r22,22 - .set r23,23 - .set r24,24 - .set r25,25 - .set r26,26 - .set r27,27 - .set r28,28 - .set r29,29 - .set r30,30 - .set r31,31 - .set f0,0 - .set f1,1 - .set f2,2 - .set f3,3 - .set f4,4 - .set f5,5 - .set f6,6 - .set f7,7 - .set f8,8 - .set f9,9 - .set f10,10 - .set f11,11 - .set f12,12 - .set f13,13 - .set f14,14 - .set f15,15 - .set f16,16 - .set f17,17 - .set f18,18 - .set f19,19 - .set f20,20 - .set f21,21 - -#define LIBFFI_ASM -#include <fficonfig.h> -#include <ffi.h> -#define JUMPTARGET(name) name -#define L(x) x - .file "aix.S" - .toc - .csect .text[PR] - .align 2 -.globl ffi_prep_args - -.csect .text[PR] - .align 2 - .globl ffi_call_AIX - .globl .ffi_call_AIX -.csect ffi_call_AIX[DS] -ffi_call_AIX: - .long .ffi_call_AIX, TOC[tc0], 0 - .csect .text[PR] -.ffi_call_AIX: - mr r12,r8 // We only need r12 until the call, so it doesn't have to be saved... - /* Save the old stack pointer as AP. */ - mr r8,r1 - - /* Allocate the stack space we need. */ - stwux r1,r1,r4 - - /* Save registers we use. */ - mflr r9 - - stw r28,-16(r8) - stw r29,-12(r8) - stw r30, -8(r8) - stw r31, -4(r8) - - stw r9, 8(r8) - stw r2, 20(r1) - - /* Save arguments over call... */ - mr r31,r5 /* flags, */ - mr r30,r6 /* rvalue, */ - mr r29,r7 /* function address, */ - mr r28,r8 /* our AP. */ - - /* Call ffi_prep_args. */ - mr r4,r1 - li r9,0 - - lwz r2,4(r12) - lwz r12,0(r12) - mtctr r12 // r12 holds address of _ffi_prep_args - bctrl - lwz r2,20(r1) - - /* Now do the call. */ - lwz r12,0(r29) - /* Set up cr1 with bits 4-7 of the flags. */ - mtcrf 0x40,r31 - stw r2,20(r1) - mtctr r12 - lwz r2,4(r29) - /* Load all those argument registers. */ - // We have set up a nice stack frame, just load it into registers. - lwz r3, 20+(1*4)(r1) - lwz r4, 20+(2*4)(r1) - lwz r5, 20+(3*4)(r1) - lwz r6, 20+(4*4)(r1) - nop - lwz r7, 20+(5*4)(r1) - lwz r8, 20+(6*4)(r1) - lwz r9, 20+(7*4)(r1) - lwz r10,20+(8*4)(r1) - -L1: - /* Load all the FP registers. */ - bf 6,L2 // 2f + 0x18 - lfd f1,-16-(13*8)(r28) - lfd f2,-16-(12*8)(r28) - lfd f3,-16-(11*8)(r28) - lfd f4,-16-(10*8)(r28) - nop - lfd f5,-16-(9*8)(r28) - lfd f6,-16-(8*8)(r28) - lfd f7,-16-(7*8)(r28) - lfd f8,-16-(6*8)(r28) - nop - lfd f9,-16-(5*8)(r28) - lfd f10,-16-(4*8)(r28) - lfd f11,-16-(3*8)(r28) - lfd f12,-16-(2*8)(r28) - nop - lfd f13,-16-(1*8)(r28) - -L2: - /* Make the call. */ - bctrl - lwz r2,20(r1) - - /* Now, deal with the return value. */ - mtcrf 0x01,r31 - - bt 30,L(done_return_value) - bt 29,L(fp_return_value) - stw r3,0(r30) - bf 28,L(done_return_value) - stw r4,4(r30) - - /* Fall through... */ - -L(done_return_value): - /* Restore the registers we used and return. */ - lwz r9, 8(r28) - lwz r31, -4(r28) - mtlr r9 - lwz r30, -8(r28) - lwz r29,-12(r28) - lwz r28,-16(r28) - lwz r1,0(r1) - blr - -L(fp_return_value): - bf 28,L(float_return_value) - stfd f1,0(r30) - b L(done_return_value) -L(float_return_value): - stfs f1,0(r30) - b L(done_return_value) - .long 0 - .byte 0,0,0,1,128,4,0,0 -//END(ffi_call_AIX) - -.csect .text[PR] - .align 2 - .globl ffi_call_DARWIN - .globl .ffi_call_DARWIN -.csect ffi_call_DARWIN[DS] -ffi_call_DARWIN: - .long .ffi_call_DARWIN, TOC[tc0], 0 - .csect .text[PR] -.ffi_call_DARWIN: - blr - .long 0 - .byte 0,0,0,0,0,0,0,0 -//END(ffi_call_DARWIN) diff --git a/libffi/src/powerpc/aix_closure.S b/libffi/src/powerpc/aix_closure.S deleted file mode 100644 index 8a26121..0000000 --- a/libffi/src/powerpc/aix_closure.S +++ /dev/null @@ -1,247 +0,0 @@ -/* ----------------------------------------------------------------------- - aix_closure.S - Copyright (c) 2002 2003 Free Software Foundation, Inc. - based on darwin_closure.S - - PowerPC Assembly glue. - - Permission is hereby granted, free of charge, to any person obtaining - a copy of this software and associated documentation files (the - ``Software''), to deal in the Software without restriction, including - without limitation the rights to use, copy, modify, merge, publish, - distribute, sublicense, and/or sell copies of the Software, and to - permit persons to whom the Software is furnished to do so, subject to - the following conditions: - - The above copyright notice and this permission notice shall be included - in all copies or substantial portions of the Software. - - THE SOFTWARE IS PROVIDED ``AS IS'', WITHOUT WARRANTY OF ANY KIND, EXPRESS - OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF - MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. - IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY CLAIM, DAMAGES OR - OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, - ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR - OTHER DEALINGS IN THE SOFTWARE. - ----------------------------------------------------------------------- */ - - .set r0,0 - .set r1,1 - .set r2,2 - .set r3,3 - .set r4,4 - .set r5,5 - .set r6,6 - .set r7,7 - .set r8,8 - .set r9,9 - .set r10,10 - .set r11,11 - .set r12,12 - .set r13,13 - .set r14,14 - .set r15,15 - .set r16,16 - .set r17,17 - .set r18,18 - .set r19,19 - .set r20,20 - .set r21,21 - .set r22,22 - .set r23,23 - .set r24,24 - .set r25,25 - .set r26,26 - .set r27,27 - .set r28,28 - .set r29,29 - .set r30,30 - .set r31,31 - .set f0,0 - .set f1,1 - .set f2,2 - .set f3,3 - .set f4,4 - .set f5,5 - .set f6,6 - .set f7,7 - .set f8,8 - .set f9,9 - .set f10,10 - .set f11,11 - .set f12,12 - .set f13,13 - .set f14,14 - .set f15,15 - .set f16,16 - .set f17,17 - .set f18,18 - .set f19,19 - .set f20,20 - .set f21,21 - -#define LIBFFI_ASM -#define JUMPTARGET(name) name -#define L(x) x - .file "aix_closure.S" - .toc -LC..60: - .tc L..60[TC],L..60 - .csect .text[PR] - .align 2 - -.csect .text[PR] - .align 2 - .globl ffi_closure_ASM - .globl .ffi_closure_ASM -.csect ffi_closure_ASM[DS] - -ffi_closure_ASM: - .long .ffi_closure_ASM, TOC[tc0], 0 - .csect .text[PR] -.ffi_closure_ASM: - - mflr r0 /* extract return address */ - stw r0, 8(r1) /* save the return address */ - - /* 24 Bytes (Linkage Area) */ - /* 32 Bytes (params) */ - /* 104 Bytes (13*8 from FPR) */ - /* 8 Bytes (result) */ - /* 168 Bytes */ - - stwu r1,-176(r1) /* skip over caller save area - keep stack aligned to 16 */ - -/* we want to build up an area for the parameters passed */ -/* in registers (both floating point and integer) */ - - /* we store gpr 3 to gpr 10 (aligned to 4) - in the parents outgoing area */ - stw r3, 200(r1) - stw r4, 204(r1) - stw r5, 208(r1) - stw r6, 212(r1) - stw r7, 216(r1) - stw r8, 220(r1) - stw r9, 224(r1) - stw r10, 228(r1) - - /* next save fpr 1 to fpr 13 (aligned to 8) */ - stfd f1, 56(r1) - stfd f2, 64(r1) - stfd f3, 72(r1) - stfd f4, 80(r1) - stfd f5, 88(r1) - stfd f6, 96(r1) - stfd f7, 104(r1) - stfd f8, 112(r1) - stfd f9, 120(r1) - stfd f10, 128(r1) - stfd f11, 136(r1) - stfd f12, 144(r1) - stfd f13, 152(r1) - - /* set up registers for the routine that actually does the work */ - /* get the context pointer from the trampoline */ - mr r3,r11 - - /* now load up the pointer to the result storage */ - addi r4,r1,160 - - /* now load up the pointer to the saved gpr registers */ - addi r5,r1,200 - - /* now load up the pointer to the saved fpr registers */ - addi r6,r1,56 - - /* make the call */ - bl .ffi_closure_helper_DARWIN - nop - - /* now r3 contains the return type */ - /* so use it to look up in a table */ - /* so we know how to deal with each type */ - - /* look up the proper starting point in table */ - /* by using return type as offset */ - addi r5,r1,160 /* get pointer to results area */ - lwz r4,LC..60(2) /* get address of jump table */ - slwi r3,r3,2 /* now multiply return type by 4 */ - lwzx r3,r4,r3 /* get the contents of that table value */ - add r3,r3,r4 /* add contents of table to table address */ - mtctr r3 - bctr /* jump to it */ - -L..60: - .long L..44-L..60 /* FFI_TYPE_VOID */ - .long L..50-L..60 /* FFI_TYPE_INT */ - .long L..47-L..60 /* FFI_TYPE_FLOAT */ - .long L..46-L..60 /* FFI_TYPE_DOUBLE */ - .long L..46-L..60 /* FFI_TYPE_LONGDOUBLE */ - .long L..56-L..60 /* FFI_TYPE_UINT8 */ - .long L..55-L..60 /* FFI_TYPE_SINT8 */ - .long L..58-L..60 /* FFI_TYPE_UINT16 */ - .long L..57-L..60 /* FFI_TYPE_SINT16 */ - .long L..50-L..60 /* FFI_TYPE_UINT32 */ - .long L..50-L..60 /* FFI_TYPE_SINT32 */ - .long L..48-L..60 /* FFI_TYPE_UINT64 */ - .long L..48-L..60 /* FFI_TYPE_SINT64 */ - .long L..44-L..60 /* FFI_TYPE_STRUCT */ - .long L..50-L..60 /* FFI_TYPE_POINTER */ - - -/* case double */ -L..46: - lfd f1,0(r5) - b L..44 - -/* case float */ -L..47: - lfs f1,0(r5) - b L..44 - -/* case long long */ -L..48: - lwz r3,0(r5) - lwz r4,4(r5) - b L..44 - -/* case default / int32 / pointer */ -L..50: - lwz r3,0(r5) - b L..44 - -/* case signed int8 */ -L..55: - addi r5,r5,3 - lbz r3,0(r5) - slwi r3,r3,24 - srawi r3,r3,24 - b L..44 - -/* case unsigned int8 */ -L..56: - addi r5,r5,3 - lbz r3,0(r5) - b L..44 - -/* case signed int16 */ -L..57: - addi r5,r5,2 - lhz r3,0(r5) - extsh r3,r3 - b L..44 - -/* case unsigned int16 */ -L..58: - addi r5,r5,2 - lhz r3,0(r5) - -/* case void / done */ -L..44: - addi r1,r1,176 /* restore stack pointer */ - lwz r0,8(r1) /* get return address */ - mtlr r0 /* reset link register */ - blr - -/* END(ffi_closure_ASM) */ diff --git a/libffi/src/powerpc/asm.h b/libffi/src/powerpc/asm.h deleted file mode 100644 index 2ccdc02..0000000 --- a/libffi/src/powerpc/asm.h +++ /dev/null @@ -1,128 +0,0 @@ -/* ----------------------------------------------------------------------- - asm.h - Copyright (c) 1998 Geoffrey Keating - - PowerPC Assembly glue. - - $Id: asm.h,v 1.1.1.1 1998/11/29 16:48:16 green Exp $ - - Permission is hereby granted, free of charge, to any person obtaining - a copy of this software and associated documentation files (the - ``Software''), to deal in the Software without restriction, including - without limitation the rights to use, copy, modify, merge, publish, - distribute, sublicense, and/or sell copies of the Software, and to - permit persons to whom the Software is furnished to do so, subject to - the following conditions: - - The above copyright notice and this permission notice shall be included - in all copies or substantial portions of the Software. - - THE SOFTWARE IS PROVIDED ``AS IS'', WITHOUT WARRANTY OF ANY KIND, EXPRESS - OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF - MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. - IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY CLAIM, DAMAGES OR - OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, - ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR - OTHER DEALINGS IN THE SOFTWARE. - ----------------------------------------------------------------------- */ - -#define ASM_GLOBAL_DIRECTIVE .globl - - -#define C_SYMBOL_NAME(name) name -/* Macro for a label. */ -#ifdef __STDC__ -#define C_LABEL(name) name##: -#else -#define C_LABEL(name) name/**/: -#endif - -/* This seems to always be the case on PPC. */ -#define ALIGNARG(log2) log2 -/* For ELF we need the `.type' directive to make shared libs work right. */ -#define ASM_TYPE_DIRECTIVE(name,typearg) .type name,typearg; -#define ASM_SIZE_DIRECTIVE(name) .size name,.-name - -/* If compiled for profiling, call `_mcount' at the start of each function. */ -#ifdef PROF -/* The mcount code relies on a the return address being on the stack - to locate our caller and so it can restore it; so store one just - for its benefit. */ -#ifdef PIC -#define CALL_MCOUNT \ - .pushsection; \ - .section ".data"; \ - .align ALIGNARG(2); \ -0:.long 0; \ - .previous; \ - mflr %r0; \ - stw %r0,4(%r1); \ - bl _GLOBAL_OFFSET_TABLE_@local-4; \ - mflr %r11; \ - lwz %r0,0b@got(%r11); \ - bl JUMPTARGET(_mcount); -#else /* PIC */ -#define CALL_MCOUNT \ - .section ".data"; \ - .align ALIGNARG(2); \ -0:.long 0; \ - .previous; \ - mflr %r0; \ - lis %r11,0b@ha; \ - stw %r0,4(%r1); \ - addi %r0,%r11,0b@l; \ - bl JUMPTARGET(_mcount); -#endif /* PIC */ -#else /* PROF */ -#define CALL_MCOUNT /* Do nothing. */ -#endif /* PROF */ - -#define ENTRY(name) \ - ASM_GLOBAL_DIRECTIVE C_SYMBOL_NAME(name); \ - ASM_TYPE_DIRECTIVE (C_SYMBOL_NAME(name),@function) \ - .align ALIGNARG(2); \ - C_LABEL(name) \ - CALL_MCOUNT - -#define EALIGN_W_0 /* No words to insert. */ -#define EALIGN_W_1 nop -#define EALIGN_W_2 nop;nop -#define EALIGN_W_3 nop;nop;nop -#define EALIGN_W_4 EALIGN_W_3;nop -#define EALIGN_W_5 EALIGN_W_4;nop -#define EALIGN_W_6 EALIGN_W_5;nop -#define EALIGN_W_7 EALIGN_W_6;nop - -/* EALIGN is like ENTRY, but does alignment to 'words'*4 bytes - past a 2^align boundary. */ -#ifdef PROF -#define EALIGN(name, alignt, words) \ - ASM_GLOBAL_DIRECTIVE C_SYMBOL_NAME(name); \ - ASM_TYPE_DIRECTIVE (C_SYMBOL_NAME(name),@function) \ - .align ALIGNARG(2); \ - C_LABEL(name) \ - CALL_MCOUNT \ - b 0f; \ - .align ALIGNARG(alignt); \ - EALIGN_W_##words; \ - 0: -#else /* PROF */ -#define EALIGN(name, alignt, words) \ - ASM_GLOBAL_DIRECTIVE C_SYMBOL_NAME(name); \ - ASM_TYPE_DIRECTIVE (C_SYMBOL_NAME(name),@function) \ - .align ALIGNARG(alignt); \ - EALIGN_W_##words; \ - C_LABEL(name) -#endif - -#define END(name) \ - ASM_SIZE_DIRECTIVE(name) - -#ifdef PIC -#define JUMPTARGET(name) name##@plt -#else -#define JUMPTARGET(name) name -#endif - -/* Local labels stripped out by the linker. */ -#define L(x) .L##x - diff --git a/libffi/src/powerpc/darwin.S b/libffi/src/powerpc/darwin.S deleted file mode 100644 index 2233d8a..0000000 --- a/libffi/src/powerpc/darwin.S +++ /dev/null @@ -1,225 +0,0 @@ -#ifdef __ppc__ -/* ----------------------------------------------------------------------- - darwin.S - Copyright (c) 2000 John Hornkvist - - PowerPC Assembly glue. - - Permission is hereby granted, free of charge, to any person obtaining - a copy of this software and associated documentation files (the - ``Software''), to deal in the Software without restriction, including - without limitation the rights to use, copy, modify, merge, publish, - distribute, sublicense, and/or sell copies of the Software, and to - permit persons to whom the Software is furnished to do so, subject to - the following conditions: - - The above copyright notice and this permission notice shall be included - in all copies or substantial portions of the Software. - - THE SOFTWARE IS PROVIDED ``AS IS'', WITHOUT WARRANTY OF ANY KIND, EXPRESS - OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF - MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. - IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY CLAIM, DAMAGES OR - OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, - ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR - OTHER DEALINGS IN THE SOFTWARE. - ----------------------------------------------------------------------- */ - -#define LIBFFI_ASM -#include <fficonfig.h> -#include <ffi.h> -#define JUMPTARGET(name) name -#define L(x) x -.text - .align 2 -.globl _ffi_prep_args - -.text - .align 2 -.globl _ffi_call_DARWIN -.text - .align 2 -_ffi_call_DARWIN: -LFB0: - mr r12,r8 /* We only need r12 until the call, - so it doesn't have to be saved... */ -LFB1: - /* Save the old stack pointer as AP. */ - mr r8,r1 -LCFI0: - /* Allocate the stack space we need. */ - stwux r1,r1,r4 - - /* Save registers we use. */ - mflr r9 - - stw r28,-16(r8) - stw r29,-12(r8) - stw r30, -8(r8) - stw r31, -4(r8) - - stw r9, 8(r8) - stw r2, 20(r1) -LCFI1: - - /* Save arguments over call... */ - mr r31,r5 /* flags, */ - mr r30,r6 /* rvalue, */ - mr r29,r7 /* function address, */ - mr r28,r8 /* our AP. */ -LCFI2: - /* Call ffi_prep_args. */ - mr r4,r1 - li r9,0 - - mtctr r12 // r12 holds address of _ffi_prep_args - bctrl - lwz r2,20(r1) - - /* Now do the call. - Set up cr1 with bits 4-7 of the flags. */ - mtcrf 0x40,r31 - /* Get the address to call into CTR. */ - mtctr r29 - /* Load all those argument registers. - We have set up a nice stack frame, just load it into registers. */ - lwz r3, 20+(1*4)(r1) - lwz r4, 20+(2*4)(r1) - lwz r5, 20+(3*4)(r1) - lwz r6, 20+(4*4)(r1) - nop - lwz r7, 20+(5*4)(r1) - lwz r8, 20+(6*4)(r1) - lwz r9, 20+(7*4)(r1) - lwz r10,20+(8*4)(r1) - -L1: - /* Load all the FP registers. */ - bf 6,L2 // 2f + 0x18 - lfd f1,-16-(13*8)(r28) - lfd f2,-16-(12*8)(r28) - lfd f3,-16-(11*8)(r28) - lfd f4,-16-(10*8)(r28) - nop - lfd f5,-16-(9*8)(r28) - lfd f6,-16-(8*8)(r28) - lfd f7,-16-(7*8)(r28) - lfd f8,-16-(6*8)(r28) - nop - lfd f9,-16-(5*8)(r28) - lfd f10,-16-(4*8)(r28) - lfd f11,-16-(3*8)(r28) - lfd f12,-16-(2*8)(r28) - nop - lfd f13,-16-(1*8)(r28) - -L2: - mr r12,r29 /* Put the target address in r12 as specified. */ - mtctr r12 - nop - nop - /* Make the call. */ - bctrl - - /* Now, deal with the return value. */ - mtcrf 0x01,r31 - - bt 30,L(done_return_value) - bt 29,L(fp_return_value) - stw r3,0(r30) - bf 28,L(done_return_value) - stw r4,4(r30) - - /* Fall through... */ - -L(done_return_value): - /* Restore the registers we used and return. */ - lwz r9, 8(r28) - lwz r31, -4(r28) - mtlr r9 - lwz r30, -8(r28) - lwz r29,-12(r28) - lwz r28,-16(r28) - lwz r1,0(r1) - blr - -L(fp_return_value): - bf 28,L(float_return_value) - stfd f1,0(r30) - b L(done_return_value) -L(float_return_value): - stfs f1,0(r30) - b L(done_return_value) -LFE1: -/* END(_ffi_call_DARWIN) */ - -/* Provide a null definition of _ffi_call_AIX. */ -.text - .align 2 -.globl _ffi_call_AIX -.text - .align 2 -_ffi_call_AIX: - blr -/* END(_ffi_call_AIX) */ - -.data -.section __TEXT,__eh_frame,coalesced,no_toc+strip_static_syms -EH_frame1: - .set L$set$0,LECIE1-LSCIE1 - .long L$set$0 ; Length of Common Information Entry -LSCIE1: - .long 0x0 ; CIE Identifier Tag - .byte 0x1 ; CIE Version - .ascii "zR\0" ; CIE Augmentation - .byte 0x1 ; uleb128 0x1; CIE Code Alignment Factor - .byte 0x7c ; sleb128 -4; CIE Data Alignment Factor - .byte 0x41 ; CIE RA Column - .byte 0x1 ; uleb128 0x1; Augmentation size - .byte 0x90 ; FDE Encoding (indirect pcrel) - .byte 0xc ; DW_CFA_def_cfa - .byte 0x1 ; uleb128 0x1 - .byte 0x0 ; uleb128 0x0 - .align 2 -LECIE1: -.globl _ffi_call_DARWIN.eh -_ffi_call_DARWIN.eh: -LSFDE1: - .set L$set$1,LEFDE1-LASFDE1 - .long L$set$1 ; FDE Length -LASFDE1: - .long LASFDE1-EH_frame1 ; FDE CIE offset - .long LLFB0$non_lazy_ptr-. ; FDE initial location - .set L$set$3,LFE1-LFB0 - .long L$set$3 ; FDE address range - .byte 0x0 ; uleb128 0x0; Augmentation size - .byte 0x4 ; DW_CFA_advance_loc4 - .set L$set$4,LCFI0-LFB1 - .long L$set$4 - .byte 0xd ; DW_CFA_def_cfa_register - .byte 0x08 ; uleb128 0x08 - .byte 0x4 ; DW_CFA_advance_loc4 - .set L$set$5,LCFI1-LCFI0 - .long L$set$5 - .byte 0x11 ; DW_CFA_offset_extended_sf - .byte 0x41 ; uleb128 0x41 - .byte 0x7e ; sleb128 -2 - .byte 0x9f ; DW_CFA_offset, column 0x1f - .byte 0x1 ; uleb128 0x1 - .byte 0x9e ; DW_CFA_offset, column 0x1e - .byte 0x2 ; uleb128 0x2 - .byte 0x9d ; DW_CFA_offset, column 0x1d - .byte 0x3 ; uleb128 0x3 - .byte 0x9c ; DW_CFA_offset, column 0x1c - .byte 0x4 ; uleb128 0x4 - .byte 0x4 ; DW_CFA_advance_loc4 - .set L$set$6,LCFI2-LCFI1 - .long L$set$6 - .byte 0xd ; DW_CFA_def_cfa_register - .byte 0x1c ; uleb128 0x1c - .align 2 -LEFDE1: -.data - .align 2 -LLFB0$non_lazy_ptr: - .long LFB0 -#endif diff --git a/libffi/src/powerpc/darwin_closure.S b/libffi/src/powerpc/darwin_closure.S deleted file mode 100644 index 317172c..0000000 --- a/libffi/src/powerpc/darwin_closure.S +++ /dev/null @@ -1,306 +0,0 @@ -#ifdef __ppc__ -/* ----------------------------------------------------------------------- - darwin_closure.S - Copyright (c) 2002 2003 Free Software Foundation, - Inc. based on ppc_closure.S - - PowerPC Assembly glue. - - Permission is hereby granted, free of charge, to any person obtaining - a copy of this software and associated documentation files (the - ``Software''), to deal in the Software without restriction, including - without limitation the rights to use, copy, modify, merge, publish, - distribute, sublicense, and/or sell copies of the Software, and to - permit persons to whom the Software is furnished to do so, subject to - the following conditions: - - The above copyright notice and this permission notice shall be included - in all copies or substantial portions of the Software. - - THE SOFTWARE IS PROVIDED ``AS IS'', WITHOUT WARRANTY OF ANY KIND, EXPRESS - OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF - MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. - IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY CLAIM, DAMAGES OR - OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, - ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR - OTHER DEALINGS IN THE SOFTWARE. - ----------------------------------------------------------------------- */ - -#define LIBFFI_ASM -#define L(x) x - - .file "darwin_closure.S" -.text - .align 2 -.globl _ffi_closure_ASM - -.text - .align 2 -_ffi_closure_ASM: -LFB1: - mflr r0 /* extract return address */ - stw r0, 8(r1) /* save the return address */ -LCFI0: - /* 24 Bytes (Linkage Area) - 32 Bytes (outgoing parameter area, always reserved) - 104 Bytes (13*8 from FPR) - 8 Bytes (result) - 168 Bytes */ - - stwu r1,-176(r1) /* skip over caller save area - keep stack aligned to 16. */ -LCFI1: - /* We want to build up an area for the parameters passed - in registers. (both floating point and integer) */ - - /* We store gpr 3 to gpr 10 (aligned to 4) - in the parents outgoing area. */ - stw r3, 200(r1) - stw r4, 204(r1) - stw r5, 208(r1) - stw r6, 212(r1) - stw r7, 216(r1) - stw r8, 220(r1) - stw r9, 224(r1) - stw r10, 228(r1) - - /* We save fpr 1 to fpr 13. (aligned to 8) */ - stfd f1, 56(r1) - stfd f2, 64(r1) - stfd f3, 72(r1) - stfd f4, 80(r1) - stfd f5, 88(r1) - stfd f6, 96(r1) - stfd f7, 104(r1) - stfd f8, 112(r1) - stfd f9, 120(r1) - stfd f10, 128(r1) - stfd f11, 136(r1) - stfd f12, 144(r1) - stfd f13, 152(r1) - - /* Set up registers for the routine that actually does the work - get the context pointer from the trampoline. */ - mr r3,r11 - - /* Now load up the pointer to the result storage. */ - addi r4,r1,160 - - /* Now load up the pointer to the saved gpr registers. */ - addi r5,r1,200 - - /* Now load up the pointer to the saved fpr registers. */ - addi r6,r1,56 - - /* Make the call. */ - bl Lffi_closure_helper_DARWIN$stub - - /* Now r3 contains the return type - so use it to look up in a table - so we know how to deal with each type. */ - - /* Look up the proper starting point in table - by using return type as offset. */ - addi r5,r1,160 /* Get pointer to results area. */ - bl Lget_ret_type0_addr /* Get pointer to Lret_type0 into LR. */ - mflr r4 /* Move to r4. */ - slwi r3,r3,4 /* Now multiply return type by 16. */ - add r3,r3,r4 /* Add contents of table to table address. */ - mtctr r3 - bctr /* Jump to it. */ -LFE1: -/* Each of the ret_typeX code fragments has to be exactly 16 bytes long - (4 instructions). For cache effectiveness we align to a 16 byte boundary - first. */ - - .align 4 - - nop - nop - nop -Lget_ret_type0_addr: - blrl - -/* case FFI_TYPE_VOID */ -Lret_type0: - b Lfinish - nop - nop - nop - -/* case FFI_TYPE_INT */ -Lret_type1: - lwz r3,0(r5) - b Lfinish - nop - nop - -/* case FFI_TYPE_FLOAT */ -Lret_type2: - lfs f1,0(r5) - b Lfinish - nop - nop - -/* case FFI_TYPE_DOUBLE */ -Lret_type3: - lfd f1,0(r5) - b Lfinish - nop - nop - -/* case FFI_TYPE_LONGDOUBLE */ -Lret_type4: - lfd f1,0(r5) - b Lfinish - nop - nop - -/* case FFI_TYPE_UINT8 */ -Lret_type5: - lbz r3,3(r5) - b Lfinish - nop - nop - -/* case FFI_TYPE_SINT8 */ -Lret_type6: - lbz r3,3(r5) - extsb r3,r3 - b Lfinish - nop - -/* case FFI_TYPE_UINT16 */ -Lret_type7: - lhz r3,2(r5) - b Lfinish - nop - nop - -/* case FFI_TYPE_SINT16 */ -Lret_type8: - lha r3,2(r5) - b Lfinish - nop - nop - -/* case FFI_TYPE_UINT32 */ -Lret_type9: - lwz r3,0(r5) - b Lfinish - nop - nop - -/* case FFI_TYPE_SINT32 */ -Lret_type10: - lwz r3,0(r5) - b Lfinish - nop - nop - -/* case FFI_TYPE_UINT64 */ -Lret_type11: - lwz r3,0(r5) - lwz r4,4(r5) - b Lfinish - nop - -/* case FFI_TYPE_SINT64 */ -Lret_type12: - lwz r3,0(r5) - lwz r4,4(r5) - b Lfinish - nop - -/* case FFI_TYPE_STRUCT */ -Lret_type13: - b Lfinish - nop - nop - nop - -/* case FFI_TYPE_POINTER */ -Lret_type14: - lwz r3,0(r5) - b Lfinish - nop - nop - -/* case done */ -Lfinish: - addi r1,r1,176 /* Restore stack pointer. */ - lwz r0,8(r1) /* Get return address. */ - mtlr r0 /* Reset link register. */ - blr - -/* END(ffi_closure_ASM) */ - -.data -.section __TEXT,__eh_frame,coalesced,no_toc+strip_static_syms -EH_frame1: - .set L$set$0,LECIE1-LSCIE1 - .long L$set$0 ; Length of Common Information Entry -LSCIE1: - .long 0x0 ; CIE Identifier Tag - .byte 0x1 ; CIE Version - .ascii "zR\0" ; CIE Augmentation - .byte 0x1 ; uleb128 0x1; CIE Code Alignment Factor - .byte 0x7c ; sleb128 -4; CIE Data Alignment Factor - .byte 0x41 ; CIE RA Column - .byte 0x1 ; uleb128 0x1; Augmentation size - .byte 0x90 ; FDE Encoding (indirect pcrel) - .byte 0xc ; DW_CFA_def_cfa - .byte 0x1 ; uleb128 0x1 - .byte 0x0 ; uleb128 0x0 - .align 2 -LECIE1: -.globl _ffi_closure_ASM.eh -_ffi_closure_ASM.eh: -LSFDE1: - .set L$set$1,LEFDE1-LASFDE1 - .long L$set$1 ; FDE Length - -LASFDE1: - .long LASFDE1-EH_frame1 ; FDE CIE offset - .long LLFB1$non_lazy_ptr-. ; FDE initial location - .set L$set$3,LFE1-LFB1 - .long L$set$3 ; FDE address range - .byte 0x0 ; uleb128 0x0; Augmentation size - .byte 0x4 ; DW_CFA_advance_loc4 - .set L$set$3,LCFI1-LCFI0 - .long L$set$3 - .byte 0xe ; DW_CFA_def_cfa_offset - .byte 176,1 ; uleb128 176 - .byte 0x4 ; DW_CFA_advance_loc4 - .set L$set$4,LCFI0-LFB1 - .long L$set$4 - .byte 0x11 ; DW_CFA_offset_extended_sf - .byte 0x41 ; uleb128 0x41 - .byte 0x7e ; sleb128 -2 - .align 2 -LEFDE1: -.data - .align 2 -LDFCM0: -.section __TEXT,__picsymbolstub1,symbol_stubs,pure_instructions,32 - .align 2 -Lffi_closure_helper_DARWIN$stub: - .indirect_symbol _ffi_closure_helper_DARWIN - mflr r0 - bcl 20,31,LO$ffi_closure_helper_DARWIN -LO$ffi_closure_helper_DARWIN: - mflr r11 - addis r11,r11,ha16(L_ffi_closure_helper_DARWIN$lazy_ptr - LO$ffi_closure_helper_DARWIN) - mtlr r0 - lwzu r12,lo16(L_ffi_closure_helper_DARWIN$lazy_ptr - LO$ffi_closure_helper_DARWIN)(r11) - mtctr r12 - bctr -.data -.lazy_symbol_pointer -L_ffi_closure_helper_DARWIN$lazy_ptr: - .indirect_symbol _ffi_closure_helper_DARWIN - .long dyld_stub_binding_helper -.data - .align 2 -LLFB1$non_lazy_ptr: - .long LFB1 -#endif diff --git a/libffi/src/powerpc/ffi.c b/libffi/src/powerpc/ffi.c deleted file mode 100644 index 29f7dba..0000000 --- a/libffi/src/powerpc/ffi.c +++ /dev/null @@ -1,1133 +0,0 @@ -/* ----------------------------------------------------------------------- - ffi.c - Copyright (c) 1998 Geoffrey Keating - - PowerPC Foreign Function Interface - - $Id: ffi.c,v 1.1.1.1 1998/11/29 16:48:16 green Exp $ - - Permission is hereby granted, free of charge, to any person obtaining - a copy of this software and associated documentation files (the - ``Software''), to deal in the Software without restriction, including - without limitation the rights to use, copy, modify, merge, publish, - distribute, sublicense, and/or sell copies of the Software, and to - permit persons to whom the Software is furnished to do so, subject to - the following conditions: - - The above copyright notice and this permission notice shall be included - in all copies or substantial portions of the Software. - - THE SOFTWARE IS PROVIDED ``AS IS'', WITHOUT WARRANTY OF ANY KIND, EXPRESS - OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF - MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. - IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY CLAIM, DAMAGES OR - OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, - ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR - OTHER DEALINGS IN THE SOFTWARE. - ----------------------------------------------------------------------- */ - -#include <ffi.h> -#include <ffi_common.h> - -#include <stdlib.h> -#include <stdio.h> - -#if __GNUC__ > 3 || (__GNUC__ == 3 && __GNUC_MINOR__ > 1) -# define hidden __attribute__ ((visibility ("hidden"))) -#else -# define hidden -#endif - - -extern void ffi_closure_SYSV(void); -extern void hidden ffi_closure_LINUX64(void); - -enum { - /* The assembly depends on these exact flags. */ - FLAG_RETURNS_NOTHING = 1 << (31-30), /* These go in cr7 */ - FLAG_RETURNS_FP = 1 << (31-29), - FLAG_RETURNS_64BITS = 1 << (31-28), - - FLAG_ARG_NEEDS_COPY = 1 << (31- 7), - FLAG_FP_ARGUMENTS = 1 << (31- 6), /* cr1.eq; specified by ABI */ - FLAG_4_GPR_ARGUMENTS = 1 << (31- 5), - FLAG_RETVAL_REFERENCE = 1 << (31- 4) -}; - -/* About the SYSV ABI. */ -enum { - NUM_GPR_ARG_REGISTERS = 8, - NUM_FPR_ARG_REGISTERS = 8 -}; -enum { ASM_NEEDS_REGISTERS = 4 }; - -/* ffi_prep_args_SYSV is called by the assembly routine once stack space - has been allocated for the function's arguments. - - The stack layout we want looks like this: - - | Return address from ffi_call_SYSV 4bytes | higher addresses - |--------------------------------------------| - | Previous backchain pointer 4 | stack pointer here - |--------------------------------------------|<+ <<< on entry to - | Saved r28-r31 4*4 | | ffi_call_SYSV - |--------------------------------------------| | - | GPR registers r3-r10 8*4 | | ffi_call_SYSV - |--------------------------------------------| | - | FPR registers f1-f8 (optional) 8*8 | | - |--------------------------------------------| | stack | - | Space for copied structures | | grows | - |--------------------------------------------| | down V - | Parameters that didn't fit in registers | | - |--------------------------------------------| | lower addresses - | Space for callee's LR 4 | | - |--------------------------------------------| | stack pointer here - | Current backchain pointer 4 |-/ during - |--------------------------------------------| <<< ffi_call_SYSV - - */ - -/*@-exportheader@*/ -void ffi_prep_args_SYSV(extended_cif *ecif, unsigned *const stack) -/*@=exportheader@*/ -{ - const unsigned bytes = ecif->cif->bytes; - const unsigned flags = ecif->cif->flags; - - /* 'stacktop' points at the previous backchain pointer. */ - unsigned *const stacktop = stack + (bytes / sizeof(unsigned)); - - /* 'gpr_base' points at the space for gpr3, and grows upwards as - we use GPR registers. */ - unsigned *gpr_base = stacktop - ASM_NEEDS_REGISTERS - NUM_GPR_ARG_REGISTERS; - int intarg_count = 0; - - /* 'fpr_base' points at the space for fpr1, and grows upwards as - we use FPR registers. */ - double *fpr_base = (double *)gpr_base - NUM_FPR_ARG_REGISTERS; - int fparg_count = 0; - - /* 'copy_space' grows down as we put structures in it. It should - stay 16-byte aligned. */ - char *copy_space = ((flags & FLAG_FP_ARGUMENTS) - ? (char *)fpr_base - : (char *)gpr_base); - - /* 'next_arg' grows up as we put parameters in it. */ - unsigned *next_arg = stack + 2; - - int i; - ffi_type **ptr; - double double_tmp; - void **p_argv; - size_t struct_copy_size; - unsigned gprvalue; - - /* Check that everything starts aligned properly. */ - FFI_ASSERT(((unsigned)(char *)stack & 0xF) == 0); - FFI_ASSERT(((unsigned)(char *)copy_space & 0xF) == 0); - FFI_ASSERT(((unsigned)(char *)stacktop & 0xF) == 0); - FFI_ASSERT((bytes & 0xF) == 0); - FFI_ASSERT(copy_space >= (char *)next_arg); - - /* Deal with return values that are actually pass-by-reference. */ - if (flags & FLAG_RETVAL_REFERENCE) - { - *gpr_base++ = (unsigned long)(char *)ecif->rvalue; - intarg_count++; - } - - /* Now for the arguments. */ - p_argv = ecif->avalue; - for (ptr = ecif->cif->arg_types, i = ecif->cif->nargs; - i > 0; - i--, ptr++, p_argv++) - { - switch ((*ptr)->type) - { - case FFI_TYPE_FLOAT: - double_tmp = *(float *)*p_argv; - if (fparg_count >= NUM_FPR_ARG_REGISTERS) - { - *(float *)next_arg = (float)double_tmp; - next_arg += 1; - } - else - *fpr_base++ = double_tmp; - fparg_count++; - FFI_ASSERT(flags & FLAG_FP_ARGUMENTS); - break; - - case FFI_TYPE_DOUBLE: - double_tmp = *(double *)*p_argv; - - if (fparg_count >= NUM_FPR_ARG_REGISTERS) - { - if (intarg_count%2 != 0) - { - intarg_count++; - next_arg++; - } - *(double *)next_arg = double_tmp; - next_arg += 2; - } - else - *fpr_base++ = double_tmp; - fparg_count++; - FFI_ASSERT(flags & FLAG_FP_ARGUMENTS); - break; - - case FFI_TYPE_UINT64: - case FFI_TYPE_SINT64: - if (intarg_count == NUM_GPR_ARG_REGISTERS-1) - intarg_count++; - if (intarg_count >= NUM_GPR_ARG_REGISTERS) - { - if (intarg_count%2 != 0) - { - intarg_count++; - next_arg++; - } - *(long long *)next_arg = *(long long *)*p_argv; - next_arg += 2; - } - else - { - /* whoops: abi states only certain register pairs - * can be used for passing long long int - * specifically (r3,r4), (r5,r6), (r7,r8), - * (r9,r10) and if next arg is long long but - * not correct starting register of pair then skip - * until the proper starting register - */ - if (intarg_count%2 != 0) - { - intarg_count ++; - gpr_base++; - } - *(long long *)gpr_base = *(long long *)*p_argv; - gpr_base += 2; - } - intarg_count += 2; - break; - - case FFI_TYPE_STRUCT: -#if FFI_TYPE_LONGDOUBLE != FFI_TYPE_DOUBLE - case FFI_TYPE_LONGDOUBLE: -#endif - struct_copy_size = ((*ptr)->size + 15) & ~0xF; - copy_space -= struct_copy_size; - memcpy(copy_space, (char *)*p_argv, (*ptr)->size); - - gprvalue = (unsigned long)copy_space; - - FFI_ASSERT(copy_space > (char *)next_arg); - FFI_ASSERT(flags & FLAG_ARG_NEEDS_COPY); - goto putgpr; - - case FFI_TYPE_UINT8: - gprvalue = *(unsigned char *)*p_argv; - goto putgpr; - case FFI_TYPE_SINT8: - gprvalue = *(signed char *)*p_argv; - goto putgpr; - case FFI_TYPE_UINT16: - gprvalue = *(unsigned short *)*p_argv; - goto putgpr; - case FFI_TYPE_SINT16: - gprvalue = *(signed short *)*p_argv; - goto putgpr; - - case FFI_TYPE_INT: - case FFI_TYPE_UINT32: - case FFI_TYPE_SINT32: - case FFI_TYPE_POINTER: - gprvalue = *(unsigned *)*p_argv; - putgpr: - if (intarg_count >= NUM_GPR_ARG_REGISTERS) - *next_arg++ = gprvalue; - else - *gpr_base++ = gprvalue; - intarg_count++; - break; - } - } - - /* Check that we didn't overrun the stack... */ - FFI_ASSERT(copy_space >= (char *)next_arg); - FFI_ASSERT(gpr_base <= stacktop - ASM_NEEDS_REGISTERS); - FFI_ASSERT((unsigned *)fpr_base - <= stacktop - ASM_NEEDS_REGISTERS - NUM_GPR_ARG_REGISTERS); - FFI_ASSERT(flags & FLAG_4_GPR_ARGUMENTS || intarg_count <= 4); -} - -/* About the LINUX64 ABI. */ -enum { - NUM_GPR_ARG_REGISTERS64 = 8, - NUM_FPR_ARG_REGISTERS64 = 13 -}; -enum { ASM_NEEDS_REGISTERS64 = 4 }; - -/* ffi_prep_args64 is called by the assembly routine once stack space - has been allocated for the function's arguments. - - The stack layout we want looks like this: - - | Ret addr from ffi_call_LINUX64 8bytes | higher addresses - |--------------------------------------------| - | CR save area 8bytes | - |--------------------------------------------| - | Previous backchain pointer 8 | stack pointer here - |--------------------------------------------|<+ <<< on entry to - | Saved r28-r31 4*8 | | ffi_call_LINUX64 - |--------------------------------------------| | - | GPR registers r3-r10 8*8 | | - |--------------------------------------------| | - | FPR registers f1-f13 (optional) 13*8 | | - |--------------------------------------------| | - | Parameter save area | | - |--------------------------------------------| | - | TOC save area 8 | | - |--------------------------------------------| | stack | - | Linker doubleword 8 | | grows | - |--------------------------------------------| | down V - | Compiler doubleword 8 | | - |--------------------------------------------| | lower addresses - | Space for callee's LR 8 | | - |--------------------------------------------| | - | CR save area 8 | | - |--------------------------------------------| | stack pointer here - | Current backchain pointer 8 |-/ during - |--------------------------------------------| <<< ffi_call_LINUX64 - - */ - -/*@-exportheader@*/ -void hidden ffi_prep_args64(extended_cif *ecif, unsigned long *const stack) -/*@=exportheader@*/ -{ - const unsigned long bytes = ecif->cif->bytes; - const unsigned long flags = ecif->cif->flags; - - /* 'stacktop' points at the previous backchain pointer. */ - unsigned long *const stacktop = stack + (bytes / sizeof(unsigned long)); - - /* 'next_arg' points at the space for gpr3, and grows upwards as - we use GPR registers, then continues at rest. */ - unsigned long *const gpr_base = stacktop - ASM_NEEDS_REGISTERS64 - - NUM_GPR_ARG_REGISTERS64; - unsigned long *const gpr_end = gpr_base + NUM_GPR_ARG_REGISTERS64; - unsigned long *const rest = stack + 6 + NUM_GPR_ARG_REGISTERS64; - unsigned long *next_arg = gpr_base; - - /* 'fpr_base' points at the space for fpr3, and grows upwards as - we use FPR registers. */ - double *fpr_base = (double *)gpr_base - NUM_FPR_ARG_REGISTERS64; - int fparg_count = 0; - - int i, words; - ffi_type **ptr; - double double_tmp; - void **p_argv; - unsigned long gprvalue; - - /* Check that everything starts aligned properly. */ - FFI_ASSERT(((unsigned long)(char *)stack & 0xF) == 0); - FFI_ASSERT(((unsigned long)(char *)stacktop & 0xF) == 0); - FFI_ASSERT((bytes & 0xF) == 0); - - /* Deal with return values that are actually pass-by-reference. */ - if (flags & FLAG_RETVAL_REFERENCE) - *next_arg++ = (unsigned long)(char *)ecif->rvalue; - - /* Now for the arguments. */ - p_argv = ecif->avalue; - for (ptr = ecif->cif->arg_types, i = ecif->cif->nargs; - i > 0; - i--, ptr++, p_argv++) - { - switch ((*ptr)->type) - { - case FFI_TYPE_FLOAT: - double_tmp = *(float *)*p_argv; - *(float *)next_arg = (float)double_tmp; - if (++next_arg == gpr_end) - next_arg = rest; - if (fparg_count < NUM_FPR_ARG_REGISTERS64) - *fpr_base++ = double_tmp; - fparg_count++; - FFI_ASSERT(flags & FLAG_FP_ARGUMENTS); - break; - - case FFI_TYPE_DOUBLE: - double_tmp = *(double *)*p_argv; - *(double *)next_arg = double_tmp; - if (++next_arg == gpr_end) - next_arg = rest; - if (fparg_count < NUM_FPR_ARG_REGISTERS64) - *fpr_base++ = double_tmp; - fparg_count++; - FFI_ASSERT(flags & FLAG_FP_ARGUMENTS); - break; - -#if FFI_TYPE_LONGDOUBLE != FFI_TYPE_DOUBLE - case FFI_TYPE_LONGDOUBLE: - double_tmp = ((double *) *p_argv)[0]; - *(double *) next_arg = double_tmp; - if (++next_arg == gpr_end) - next_arg = rest; - if (fparg_count < NUM_FPR_ARG_REGISTERS64) - *fpr_base++ = double_tmp; - fparg_count++; - double_tmp = ((double *) *p_argv)[1]; - *(double *) next_arg = double_tmp; - if (++next_arg == gpr_end) - next_arg = rest; - if (fparg_count < NUM_FPR_ARG_REGISTERS64) - *fpr_base++ = double_tmp; - fparg_count++; - FFI_ASSERT(flags & FLAG_FP_ARGUMENTS); - break; -#endif - - case FFI_TYPE_STRUCT: - words = ((*ptr)->size + 7) / 8; - if (next_arg >= gpr_base && next_arg + words > gpr_end) - { - size_t first = (char *) gpr_end - (char *) next_arg; - memcpy((char *) next_arg, (char *) *p_argv, first); - memcpy((char *) rest, (char *) *p_argv + first, - (*ptr)->size - first); - next_arg = (unsigned long *) ((char *) rest + words * 8 - first); - } - else - { - char *where = (char *) next_arg; - - /* Structures with size less than eight bytes are passed - left-padded. */ - if ((*ptr)->size < 8) - where += 8 - (*ptr)->size; - - memcpy (where, (char *) *p_argv, (*ptr)->size); - next_arg += words; - if (next_arg == gpr_end) - next_arg = rest; - } - break; - - case FFI_TYPE_UINT8: - gprvalue = *(unsigned char *)*p_argv; - goto putgpr; - case FFI_TYPE_SINT8: - gprvalue = *(signed char *)*p_argv; - goto putgpr; - case FFI_TYPE_UINT16: - gprvalue = *(unsigned short *)*p_argv; - goto putgpr; - case FFI_TYPE_SINT16: - gprvalue = *(signed short *)*p_argv; - goto putgpr; - case FFI_TYPE_UINT32: - gprvalue = *(unsigned int *)*p_argv; - goto putgpr; - case FFI_TYPE_INT: - case FFI_TYPE_SINT32: - gprvalue = *(signed int *)*p_argv; - goto putgpr; - - case FFI_TYPE_UINT64: - case FFI_TYPE_SINT64: - case FFI_TYPE_POINTER: - gprvalue = *(unsigned long *)*p_argv; - putgpr: - *next_arg++ = gprvalue; - if (next_arg == gpr_end) - next_arg = rest; - break; - } - } - - FFI_ASSERT(flags & FLAG_4_GPR_ARGUMENTS - || (next_arg >= gpr_base && next_arg <= gpr_base + 4)); -} - - - -/* Perform machine dependent cif processing */ -ffi_status ffi_prep_cif_machdep(ffi_cif *cif) -{ - /* All this is for the SYSV and LINUX64 ABI. */ - int i; - ffi_type **ptr; - unsigned bytes; - int fparg_count = 0, intarg_count = 0; - unsigned flags = 0; - unsigned struct_copy_size = 0; - unsigned type = cif->rtype->type; - - if (cif->abi != FFI_LINUX64) - { - /* All the machine-independent calculation of cif->bytes will be wrong. - Redo the calculation for SYSV. */ - - /* Space for the frame pointer, callee's LR, and the asm's temp regs. */ - bytes = (2 + ASM_NEEDS_REGISTERS) * sizeof(int); - - /* Space for the GPR registers. */ - bytes += NUM_GPR_ARG_REGISTERS * sizeof(int); - } - else - { - /* 64-bit ABI. */ - - /* Space for backchain, CR, LR, cc/ld doubleword, TOC and the asm's temp - regs. */ - bytes = (6 + ASM_NEEDS_REGISTERS64) * sizeof(long); - - /* Space for the mandatory parm save area and general registers. */ - bytes += 2 * NUM_GPR_ARG_REGISTERS64 * sizeof(long); - -#if FFI_TYPE_LONGDOUBLE != FFI_TYPE_DOUBLE - if (type == FFI_TYPE_LONGDOUBLE) - type = FFI_TYPE_DOUBLE; -#endif - } - - /* Return value handling. The rules for SYSV are as follows: - - 32-bit (or less) integer values are returned in gpr3; - - Structures of size <= 4 bytes also returned in gpr3; - - 64-bit integer values and structures between 5 and 8 bytes are returned - in gpr3 and gpr4; - - Single/double FP values are returned in fpr1; - - Larger structures and long double (if not equivalent to double) values - are allocated space and a pointer is passed as the first argument. - For LINUX64: - - integer values in gpr3; - - Structures/Unions by reference; - - Single/double FP values in fpr1, long double in fpr1,fpr2. */ - switch (type) - { - case FFI_TYPE_DOUBLE: - flags |= FLAG_RETURNS_64BITS; - /* Fall through. */ - case FFI_TYPE_FLOAT: - flags |= FLAG_RETURNS_FP; - break; - - case FFI_TYPE_UINT64: - case FFI_TYPE_SINT64: - flags |= FLAG_RETURNS_64BITS; - break; - - case FFI_TYPE_STRUCT: - if (cif->abi != FFI_GCC_SYSV && cif->abi != FFI_LINUX64) - { - if (cif->rtype->size <= 4) - break; - else if (cif->rtype->size <= 8) - { - flags |= FLAG_RETURNS_64BITS; - break; - } - } - /* else fall through. */ -#if FFI_TYPE_LONGDOUBLE != FFI_TYPE_DOUBLE - case FFI_TYPE_LONGDOUBLE: -#endif - intarg_count++; - flags |= FLAG_RETVAL_REFERENCE; - /* Fall through. */ - case FFI_TYPE_VOID: - flags |= FLAG_RETURNS_NOTHING; - break; - - default: - /* Returns 32-bit integer, or similar. Nothing to do here. */ - break; - } - - if (cif->abi != FFI_LINUX64) - /* The first NUM_GPR_ARG_REGISTERS words of integer arguments, and the - first NUM_FPR_ARG_REGISTERS fp arguments, go in registers; the rest - goes on the stack. Structures and long doubles (if not equivalent - to double) are passed as a pointer to a copy of the structure. - Stuff on the stack needs to keep proper alignment. */ - for (ptr = cif->arg_types, i = cif->nargs; i > 0; i--, ptr++) - { - switch ((*ptr)->type) - { - case FFI_TYPE_FLOAT: - fparg_count++; - /* floating singles are not 8-aligned on stack */ - break; - - case FFI_TYPE_DOUBLE: - fparg_count++; - /* If this FP arg is going on the stack, it must be - 8-byte-aligned. */ - if (fparg_count > NUM_FPR_ARG_REGISTERS - && intarg_count%2 != 0) - intarg_count++; - break; - - case FFI_TYPE_UINT64: - case FFI_TYPE_SINT64: - /* 'long long' arguments are passed as two words, but - either both words must fit in registers or both go - on the stack. If they go on the stack, they must - be 8-byte-aligned. */ - if (intarg_count == NUM_GPR_ARG_REGISTERS-1 - || (intarg_count >= NUM_GPR_ARG_REGISTERS - && intarg_count%2 != 0)) - intarg_count++; - intarg_count += 2; - break; - - case FFI_TYPE_STRUCT: -#if FFI_TYPE_LONGDOUBLE != FFI_TYPE_DOUBLE - case FFI_TYPE_LONGDOUBLE: -#endif - /* We must allocate space for a copy of these to enforce - pass-by-value. Pad the space up to a multiple of 16 - bytes (the maximum alignment required for anything under - the SYSV ABI). */ - struct_copy_size += ((*ptr)->size + 15) & ~0xF; - /* Fall through (allocate space for the pointer). */ - - default: - /* Everything else is passed as a 4-byte word in a GPR, either - the object itself or a pointer to it. */ - intarg_count++; - break; - } - } - else - for (ptr = cif->arg_types, i = cif->nargs; i > 0; i--, ptr++) - { - switch ((*ptr)->type) - { -#if FFI_TYPE_LONGDOUBLE != FFI_TYPE_DOUBLE - case FFI_TYPE_LONGDOUBLE: - fparg_count += 2; - intarg_count += 2; - break; -#endif - case FFI_TYPE_FLOAT: - case FFI_TYPE_DOUBLE: - fparg_count++; - intarg_count++; - break; - - case FFI_TYPE_STRUCT: - intarg_count += ((*ptr)->size + 7) / 8; - break; - - default: - /* Everything else is passed as a 8-byte word in a GPR, either - the object itself or a pointer to it. */ - intarg_count++; - break; - } - } - - if (fparg_count != 0) - flags |= FLAG_FP_ARGUMENTS; - if (intarg_count > 4) - flags |= FLAG_4_GPR_ARGUMENTS; - if (struct_copy_size != 0) - flags |= FLAG_ARG_NEEDS_COPY; - - if (cif->abi != FFI_LINUX64) - { - /* Space for the FPR registers, if needed. */ - if (fparg_count != 0) - bytes += NUM_FPR_ARG_REGISTERS * sizeof(double); - - /* Stack space. */ - if (intarg_count > NUM_GPR_ARG_REGISTERS) - bytes += (intarg_count - NUM_GPR_ARG_REGISTERS) * sizeof(int); - if (fparg_count > NUM_FPR_ARG_REGISTERS) - bytes += (fparg_count - NUM_FPR_ARG_REGISTERS) * sizeof(double); - } - else - { - /* Space for the FPR registers, if needed. */ - if (fparg_count != 0) - bytes += NUM_FPR_ARG_REGISTERS64 * sizeof(double); - - /* Stack space. */ - if (intarg_count > NUM_GPR_ARG_REGISTERS64) - bytes += (intarg_count - NUM_GPR_ARG_REGISTERS64) * sizeof(long); - } - - /* The stack space allocated needs to be a multiple of 16 bytes. */ - bytes = (bytes + 15) & ~0xF; - - /* Add in the space for the copied structures. */ - bytes += struct_copy_size; - - cif->flags = flags; - cif->bytes = bytes; - - return FFI_OK; -} - -/*@-declundef@*/ -/*@-exportheader@*/ -extern void ffi_call_SYSV(/*@out@*/ extended_cif *, - unsigned, unsigned, - /*@out@*/ unsigned *, - void (*fn)()); -extern void hidden ffi_call_LINUX64(/*@out@*/ extended_cif *, - unsigned long, unsigned long, - /*@out@*/ unsigned long *, - void (*fn)()); -/*@=declundef@*/ -/*@=exportheader@*/ - -void ffi_call(/*@dependent@*/ ffi_cif *cif, - void (*fn)(), - /*@out@*/ void *rvalue, - /*@dependent@*/ void **avalue) -{ - extended_cif ecif; - - ecif.cif = cif; - ecif.avalue = avalue; - - /* If the return value is a struct and we don't have a return */ - /* value address then we need to make one */ - - if ((rvalue == NULL) && - (cif->rtype->type == FFI_TYPE_STRUCT)) - { - /*@-sysunrecog@*/ - ecif.rvalue = alloca(cif->rtype->size); - /*@=sysunrecog@*/ - } - else - ecif.rvalue = rvalue; - - - switch (cif->abi) - { -#ifndef POWERPC64 - case FFI_SYSV: - case FFI_GCC_SYSV: - /*@-usedef@*/ - ffi_call_SYSV(&ecif, -cif->bytes, - cif->flags, ecif.rvalue, fn); - /*@=usedef@*/ - break; -#else - case FFI_LINUX64: - /*@-usedef@*/ - ffi_call_LINUX64(&ecif, -(long) cif->bytes, - cif->flags, ecif.rvalue, fn); - /*@=usedef@*/ - break; -#endif - default: - FFI_ASSERT(0); - break; - } -} - - -#ifndef POWERPC64 -static void flush_icache(char *, int); - -#define MIN_CACHE_LINE_SIZE 8 - -static void flush_icache(char * addr1, int size) -{ - int i; - char * addr; - for (i = 0; i < size; i += MIN_CACHE_LINE_SIZE) { - addr = addr1 + i; - __asm__ volatile ("icbi 0,%0;" "dcbf 0,%0;" : : "r"(addr) : "memory"); - } - addr = addr1 + size - 1; - __asm__ volatile ("icbi 0,%0;" "dcbf 0,%0;" "sync;" "isync;" : : "r"(addr) : "memory"); -} -#endif - -ffi_status -ffi_prep_closure (ffi_closure* closure, - ffi_cif* cif, - void (*fun)(ffi_cif*, void*, void**, void*), - void *user_data) -{ -#ifdef POWERPC64 - void **tramp = (void **) &closure->tramp[0]; - - FFI_ASSERT (cif->abi == FFI_LINUX64); - /* Copy function address and TOC from ffi_closure_LINUX64. */ - memcpy (tramp, (char *) ffi_closure_LINUX64, 16); - tramp[2] = (void *) closure; -#else - unsigned int *tramp; - - FFI_ASSERT (cif->abi == FFI_GCC_SYSV); - - tramp = (unsigned int *) &closure->tramp[0]; - tramp[0] = 0x7c0802a6; /* mflr r0 */ - tramp[1] = 0x4800000d; /* bl 10 <trampoline_initial+0x10> */ - tramp[4] = 0x7d6802a6; /* mflr r11 */ - tramp[5] = 0x7c0803a6; /* mtlr r0 */ - tramp[6] = 0x800b0000; /* lwz r0,0(r11) */ - tramp[7] = 0x816b0004; /* lwz r11,4(r11) */ - tramp[8] = 0x7c0903a6; /* mtctr r0 */ - tramp[9] = 0x4e800420; /* bctr */ - *(void **) &tramp[2] = (void *)ffi_closure_SYSV; /* function */ - *(void **) &tramp[3] = (void *)closure; /* context */ - - /* Flush the icache. */ - flush_icache(&closure->tramp[0],FFI_TRAMPOLINE_SIZE); -#endif - - closure->cif = cif; - closure->fun = fun; - closure->user_data = user_data; - - return FFI_OK; -} - -typedef union -{ - float f; - double d; -} ffi_dblfl; - -int ffi_closure_helper_SYSV (ffi_closure*, void*, unsigned long*, - ffi_dblfl*, unsigned long*); - -/* Basically the trampoline invokes ffi_closure_SYSV, and on - * entry, r11 holds the address of the closure. - * After storing the registers that could possibly contain - * parameters to be passed into the stack frame and setting - * up space for a return value, ffi_closure_SYSV invokes the - * following helper function to do most of the work - */ - -int -ffi_closure_helper_SYSV (ffi_closure* closure, void * rvalue, - unsigned long * pgr, ffi_dblfl * pfr, - unsigned long * pst) -{ - /* rvalue is the pointer to space for return value in closure assembly */ - /* pgr is the pointer to where r3-r10 are stored in ffi_closure_SYSV */ - /* pfr is the pointer to where f1-f8 are stored in ffi_closure_SYSV */ - /* pst is the pointer to outgoing parameter stack in original caller */ - - void ** avalue; - ffi_type ** arg_types; - long i, avn; - long nf; /* number of floating registers already used */ - long ng; /* number of general registers already used */ - ffi_cif * cif; - double temp; - - cif = closure->cif; - avalue = alloca(cif->nargs * sizeof(void *)); - - nf = 0; - ng = 0; - - /* Copy the caller's structure return value address so that the closure - returns the data directly to the caller. */ - if (cif->rtype->type == FFI_TYPE_STRUCT) - { - rvalue = (void *) *pgr; - ng++; - pgr++; - } - - i = 0; - avn = cif->nargs; - arg_types = cif->arg_types; - - /* Grab the addresses of the arguments from the stack frame. */ - while (i < avn) - { - switch (arg_types[i]->type) - { - case FFI_TYPE_SINT8: - case FFI_TYPE_UINT8: - /* there are 8 gpr registers used to pass values */ - if (ng < 8) { - avalue[i] = (((char *)pgr)+3); - ng++; - pgr++; - } else { - avalue[i] = (((char *)pst)+3); - pst++; - } - break; - - case FFI_TYPE_SINT16: - case FFI_TYPE_UINT16: - /* there are 8 gpr registers used to pass values */ - if (ng < 8) { - avalue[i] = (((char *)pgr)+2); - ng++; - pgr++; - } else { - avalue[i] = (((char *)pst)+2); - pst++; - } - break; - - case FFI_TYPE_SINT32: - case FFI_TYPE_UINT32: - case FFI_TYPE_POINTER: - /* there are 8 gpr registers used to pass values */ - if (ng < 8) { - avalue[i] = pgr; - ng++; - pgr++; - } else { - avalue[i] = pst; - pst++; - } - break; - - case FFI_TYPE_STRUCT: - /* Structs are passed by reference. The address will appear in a - gpr if it is one of the first 8 arguments. */ - if (ng < 8) { - avalue[i] = (void *) *pgr; - ng++; - pgr++; - } else { - avalue[i] = (void *) *pst; - pst++; - } - break; - - case FFI_TYPE_SINT64: - case FFI_TYPE_UINT64: - /* passing long long ints are complex, they must - * be passed in suitable register pairs such as - * (r3,r4) or (r5,r6) or (r6,r7), or (r7,r8) or (r9,r10) - * and if the entire pair aren't available then the outgoing - * parameter stack is used for both but an alignment of 8 - * must will be kept. So we must either look in pgr - * or pst to find the correct address for this type - * of parameter. - */ - if (ng < 7) { - if (ng & 0x01) { - /* skip r4, r6, r8 as starting points */ - ng++; - pgr++; - } - avalue[i] = pgr; - ng+=2; - pgr+=2; - } else { - if (((long)pst) & 4) pst++; - avalue[i] = pst; - pst+=2; - } - break; - - case FFI_TYPE_FLOAT: - /* unfortunately float values are stored as doubles - * in the ffi_closure_SYSV code (since we don't check - * the type in that routine). - */ - - /* there are 8 64bit floating point registers */ - - if (nf < 8) { - temp = pfr->d; - pfr->f = (float)temp; - avalue[i] = pfr; - nf++; - pfr++; - } else { - /* FIXME? here we are really changing the values - * stored in the original calling routines outgoing - * parameter stack. This is probably a really - * naughty thing to do but... - */ - avalue[i] = pst; - nf++; - pst+=1; - } - break; - - case FFI_TYPE_DOUBLE: - /* On the outgoing stack all values are aligned to 8 */ - /* there are 8 64bit floating point registers */ - - if (nf < 8) { - avalue[i] = pfr; - nf++; - pfr++; - } else { - if (((long)pst) & 4) pst++; - avalue[i] = pst; - nf++; - pst+=2; - } - break; - - default: - FFI_ASSERT(0); - } - - i++; - } - - - (closure->fun) (cif, rvalue, avalue, closure->user_data); - - /* Tell ffi_closure_SYSV how to perform return type promotions. */ - return cif->rtype->type; - -} - -int hidden ffi_closure_helper_LINUX64 (ffi_closure*, void*, unsigned long*, - ffi_dblfl*); - -int hidden -ffi_closure_helper_LINUX64 (ffi_closure *closure, void *rvalue, - unsigned long *pst, ffi_dblfl *pfr) -{ - /* rvalue is the pointer to space for return value in closure assembly */ - /* pst is the pointer to parameter save area - (r3-r10 are stored into its first 8 slots by ffi_closure_LINUX64) */ - /* pfr is the pointer to where f1-f13 are stored in ffi_closure_LINUX64 */ - - void **avalue; - ffi_type **arg_types; - long i, avn; - ffi_cif *cif; - ffi_dblfl *end_pfr = pfr + NUM_FPR_ARG_REGISTERS64; - - cif = closure->cif; - avalue = alloca (cif->nargs * sizeof (void *)); - - /* Copy the caller's structure return value address so that the closure - returns the data directly to the caller. */ - if (cif->rtype->type == FFI_TYPE_STRUCT) - { - rvalue = (void *) *pst; - pst++; - } - - i = 0; - avn = cif->nargs; - arg_types = cif->arg_types; - - /* Grab the addresses of the arguments from the stack frame. */ - while (i < avn) - { - switch (arg_types[i]->type) - { - case FFI_TYPE_SINT8: - case FFI_TYPE_UINT8: - avalue[i] = (char *) pst + 7; - pst++; - break; - - case FFI_TYPE_SINT16: - case FFI_TYPE_UINT16: - avalue[i] = (char *) pst + 6; - pst++; - break; - - case FFI_TYPE_SINT32: - case FFI_TYPE_UINT32: - avalue[i] = (char *) pst + 4; - pst++; - break; - - case FFI_TYPE_SINT64: - case FFI_TYPE_UINT64: - case FFI_TYPE_POINTER: - avalue[i] = pst; - pst++; - break; - - case FFI_TYPE_STRUCT: - /* Structures with size less than eight bytes are passed - left-padded. */ - if (arg_types[i]->size < 8) - avalue[i] = (char *) pst + 8 - arg_types[i]->size; - else - avalue[i] = pst; - pst += (arg_types[i]->size + 7) / 8; - break; - - case FFI_TYPE_FLOAT: - /* unfortunately float values are stored as doubles - * in the ffi_closure_LINUX64 code (since we don't check - * the type in that routine). - */ - - /* there are 13 64bit floating point registers */ - - if (pfr < end_pfr) - { - double temp = pfr->d; - pfr->f = (float) temp; - avalue[i] = pfr; - pfr++; - } - else - avalue[i] = pst; - pst++; - break; - - case FFI_TYPE_DOUBLE: - /* On the outgoing stack all values are aligned to 8 */ - /* there are 13 64bit floating point registers */ - - if (pfr < end_pfr) - { - avalue[i] = pfr; - pfr++; - } - else - avalue[i] = pst; - pst++; - break; - -#if FFI_TYPE_LONGDOUBLE != FFI_TYPE_DOUBLE - case FFI_TYPE_LONGDOUBLE: - if (pfr + 1 < end_pfr) - { - avalue[i] = pfr; - pfr += 2; - } - else - { - if (pfr < end_pfr) - { - /* Passed partly in f13 and partly on the stack. - Move it all to the stack. */ - *pst = *(unsigned long *) pfr; - pfr++; - } - avalue[i] = pst; - } - pst += 2; - break; -#endif - - default: - FFI_ASSERT(0); - } - - i++; - } - - - (closure->fun) (cif, rvalue, avalue, closure->user_data); - - /* Tell ffi_closure_LINUX64 how to perform return type promotions. */ - return cif->rtype->type; -} diff --git a/libffi/src/powerpc/ffi_darwin.c b/libffi/src/powerpc/ffi_darwin.c deleted file mode 100644 index 116f9cb..0000000 --- a/libffi/src/powerpc/ffi_darwin.c +++ /dev/null @@ -1,704 +0,0 @@ -#ifdef __ppc__ -/* ----------------------------------------------------------------------- - ffi.c - Copyright (c) 1998 Geoffrey Keating - - PowerPC Foreign Function Interface - - Darwin ABI support (c) 2001 John Hornkvist - AIX ABI support (c) 2002 Free Software Foundation, Inc. - - Permission is hereby granted, free of charge, to any person obtaining - a copy of this software and associated documentation files (the - ``Software''), to deal in the Software without restriction, including - without limitation the rights to use, copy, modify, merge, publish, - distribute, sublicense, and/or sell copies of the Software, and to - permit persons to whom the Software is furnished to do so, subject to - the following conditions: - - The above copyright notice and this permission notice shall be included - in all copies or substantial portions of the Software. - - THE SOFTWARE IS PROVIDED ``AS IS'', WITHOUT WARRANTY OF ANY KIND, EXPRESS - OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF - MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. - IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY CLAIM, DAMAGES OR - OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, - ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR - OTHER DEALINGS IN THE SOFTWARE. - ----------------------------------------------------------------------- */ - -#include <ffi.h> -#include <ffi_common.h> - -#include <stdlib.h> - -extern void ffi_closure_ASM(void); - -enum { - /* The assembly depends on these exact flags. */ - FLAG_RETURNS_NOTHING = 1 << (31-30), /* These go in cr7 */ - FLAG_RETURNS_FP = 1 << (31-29), - FLAG_RETURNS_64BITS = 1 << (31-28), - - FLAG_ARG_NEEDS_COPY = 1 << (31- 7), - FLAG_FP_ARGUMENTS = 1 << (31- 6), /* cr1.eq; specified by ABI */ - FLAG_4_GPR_ARGUMENTS = 1 << (31- 5), - FLAG_RETVAL_REFERENCE = 1 << (31- 4) -}; - -/* About the DARWIN ABI. */ -enum { - NUM_GPR_ARG_REGISTERS = 8, - NUM_FPR_ARG_REGISTERS = 13 -}; -enum { ASM_NEEDS_REGISTERS = 4 }; - -/* ffi_prep_args is called by the assembly routine once stack space - has been allocated for the function's arguments. - - The stack layout we want looks like this: - - | Return address from ffi_call_DARWIN | higher addresses - |--------------------------------------------| - | Previous backchain pointer 4 | stack pointer here - |--------------------------------------------|<+ <<< on entry to - | Saved r28-r31 4*4 | | ffi_call_DARWIN - |--------------------------------------------| | - | Parameters (at least 8*4=32) | | - |--------------------------------------------| | - | Space for GPR2 4 | | - |--------------------------------------------| | stack | - | Reserved 2*4 | | grows | - |--------------------------------------------| | down V - | Space for callee's LR 4 | | - |--------------------------------------------| | lower addresses - | Saved CR 4 | | - |--------------------------------------------| | stack pointer here - | Current backchain pointer 4 |-/ during - |--------------------------------------------| <<< ffi_call_DARWIN - - */ - -/*@-exportheader@*/ -void ffi_prep_args(extended_cif *ecif, unsigned *const stack) -/*@=exportheader@*/ -{ - const unsigned bytes = ecif->cif->bytes; - const unsigned flags = ecif->cif->flags; - - /* 'stacktop' points at the previous backchain pointer. */ - unsigned *const stacktop = stack + (ecif->cif->bytes / sizeof(unsigned)); - - /* 'fpr_base' points at the space for fpr1, and grows upwards as - we use FPR registers. */ - double *fpr_base = (double*) (stacktop - ASM_NEEDS_REGISTERS) - NUM_FPR_ARG_REGISTERS; - int fparg_count = 0; - - - /* 'next_arg' grows up as we put parameters in it. */ - unsigned *next_arg = stack + 6; /* 6 reserved posistions. */ - - int i = ecif->cif->nargs; - double double_tmp; - void **p_argv = ecif->avalue; - unsigned gprvalue; - ffi_type** ptr = ecif->cif->arg_types; - char *dest_cpy; - unsigned size_al = 0; - - /* Check that everything starts aligned properly. */ - FFI_ASSERT(((unsigned)(char *)stack & 0xF) == 0); - FFI_ASSERT(((unsigned)(char *)stacktop & 0xF) == 0); - FFI_ASSERT((bytes & 0xF) == 0); - - /* Deal with return values that are actually pass-by-reference. - Rule: - Return values are referenced by r3, so r4 is the first parameter. */ - - if (flags & FLAG_RETVAL_REFERENCE) - *next_arg++ = (unsigned)(char *)ecif->rvalue; - - /* Now for the arguments. */ - for (; - i > 0; - i--, ptr++, p_argv++) - { - switch ((*ptr)->type) - { - /* If a floating-point parameter appears before all of the general- - purpose registers are filled, the corresponding GPRs that match - the size of the floating-point parameter are skipped. */ - case FFI_TYPE_FLOAT: - double_tmp = *(float *)*p_argv; - if (fparg_count >= NUM_FPR_ARG_REGISTERS) - *(double *)next_arg = double_tmp; - else - *fpr_base++ = double_tmp; - next_arg++; - fparg_count++; - FFI_ASSERT(flags & FLAG_FP_ARGUMENTS); - break; - case FFI_TYPE_DOUBLE: - double_tmp = *(double *)*p_argv; - if (fparg_count >= NUM_FPR_ARG_REGISTERS) - *(double *)next_arg = double_tmp; - else - *fpr_base++ = double_tmp; - next_arg += 2; - fparg_count++; - FFI_ASSERT(flags & FLAG_FP_ARGUMENTS); - break; - - case FFI_TYPE_UINT64: - case FFI_TYPE_SINT64: - *(long long *)next_arg = *(long long *)*p_argv; - next_arg+=2; - break; - case FFI_TYPE_UINT8: - gprvalue = *(unsigned char *)*p_argv; - goto putgpr; - case FFI_TYPE_SINT8: - gprvalue = *(signed char *)*p_argv; - goto putgpr; - case FFI_TYPE_UINT16: - gprvalue = *(unsigned short *)*p_argv; - goto putgpr; - case FFI_TYPE_SINT16: - gprvalue = *(signed short *)*p_argv; - goto putgpr; - - case FFI_TYPE_STRUCT: - -#if FFI_TYPE_LONGDOUBLE != FFI_TYPE_DOUBLE - case FFI_TYPE_LONGDOUBLE: -#endif - dest_cpy = (char *) next_arg; - - /* Structures that match the basic modes (QI 1 byte, HI 2 bytes, - SI 4 bytes) are aligned as if they were those modes. - Structures with 3 byte in size are padded upwards. */ - size_al = (*ptr)->size; - /* If the first member of the struct is a double, then align - the struct to double-word. - Type 3 is defined in include/ffi.h. #define FFI_TYPE_DOUBLE 3. */ - if ((*ptr)->elements[0]->type == 3) - size_al = ALIGN((*ptr)->size, 8); - if (size_al < 3 && ecif->cif->abi == FFI_DARWIN) - dest_cpy += 4 - size_al; - - memcpy((char *)dest_cpy, (char *)*p_argv, size_al); - next_arg += (size_al + 3) / 4; - break; - - case FFI_TYPE_INT: - case FFI_TYPE_UINT32: - case FFI_TYPE_SINT32: - case FFI_TYPE_POINTER: - gprvalue = *(unsigned *)*p_argv; - putgpr: - *next_arg++ = gprvalue; - break; - default: - break; - } - } - - /* Check that we didn't overrun the stack... */ - //FFI_ASSERT(gpr_base <= stacktop - ASM_NEEDS_REGISTERS); - //FFI_ASSERT((unsigned *)fpr_base - // <= stacktop - ASM_NEEDS_REGISTERS - NUM_GPR_ARG_REGISTERS); - //FFI_ASSERT(flags & FLAG_4_GPR_ARGUMENTS || intarg_count <= 4); -} - -/* Perform machine dependent cif processing. */ -ffi_status ffi_prep_cif_machdep(ffi_cif *cif) -{ - /* All this is for the DARWIN ABI. */ - int i; - ffi_type **ptr; - unsigned bytes; - int fparg_count = 0, intarg_count = 0; - unsigned flags = 0; - unsigned size_al = 0; - - /* All the machine-independent calculation of cif->bytes will be wrong. - Redo the calculation for DARWIN. */ - - /* Space for the frame pointer, callee's LR, CR, etc, and for - the asm's temp regs. */ - - bytes = (6 + ASM_NEEDS_REGISTERS) * sizeof(long); - - /* Return value handling. The rules are as follows: - - 32-bit (or less) integer values are returned in gpr3; - - Structures of size <= 4 bytes also returned in gpr3; - - 64-bit integer values and structures between 5 and 8 bytes are returned - in gpr3 and gpr4; - - Single/double FP values are returned in fpr1; - - Long double FP (if not equivalent to double) values are returned in - fpr1 and fpr2; - - Larger structures values are allocated space and a pointer is passed - as the first argument. */ - switch (cif->rtype->type) - { -#if FFI_TYPE_LONGDOUBLE != FFI_TYPE_DOUBLE - case FFI_TYPE_LONGDOUBLE: -#endif - /* Fall through. */ - case FFI_TYPE_DOUBLE: - flags |= FLAG_RETURNS_64BITS; - /* Fall through. */ - case FFI_TYPE_FLOAT: - flags |= FLAG_RETURNS_FP; - break; - - case FFI_TYPE_UINT64: - case FFI_TYPE_SINT64: - flags |= FLAG_RETURNS_64BITS; - break; - - case FFI_TYPE_STRUCT: - flags |= FLAG_RETVAL_REFERENCE; - flags |= FLAG_RETURNS_NOTHING; - intarg_count++; - break; - case FFI_TYPE_VOID: - flags |= FLAG_RETURNS_NOTHING; - break; - - default: - /* Returns 32-bit integer, or similar. Nothing to do here. */ - break; - } - - /* The first NUM_GPR_ARG_REGISTERS words of integer arguments, and the - first NUM_FPR_ARG_REGISTERS fp arguments, go in registers; the rest - goes on the stack. Structures and long doubles (if not equivalent - to double) are passed as a pointer to a copy of the structure. - Stuff on the stack needs to keep proper alignment. */ - for (ptr = cif->arg_types, i = cif->nargs; i > 0; i--, ptr++) - { - switch ((*ptr)->type) - { - case FFI_TYPE_FLOAT: - case FFI_TYPE_DOUBLE: - fparg_count++; - /* If this FP arg is going on the stack, it must be - 8-byte-aligned. */ - if (fparg_count > NUM_FPR_ARG_REGISTERS - && intarg_count%2 != 0) - intarg_count++; - break; - - case FFI_TYPE_UINT64: - case FFI_TYPE_SINT64: - /* 'long long' arguments are passed as two words, but - either both words must fit in registers or both go - on the stack. If they go on the stack, they must - be 8-byte-aligned. */ - if (intarg_count == NUM_GPR_ARG_REGISTERS-1 - || (intarg_count >= NUM_GPR_ARG_REGISTERS && intarg_count%2 != 0)) - intarg_count++; - intarg_count += 2; - break; - - case FFI_TYPE_STRUCT: -#if FFI_TYPE_LONGDOUBLE != FFI_TYPE_DOUBLE - case FFI_TYPE_LONGDOUBLE: -#endif - size_al = (*ptr)->size; - /* If the first member of the struct is a double, then align - the struct to double-word. - Type 3 is defined in include/ffi.h. #define FFI_TYPE_DOUBLE 3. */ - if ((*ptr)->elements[0]->type == 3) - size_al = ALIGN((*ptr)->size, 8); - intarg_count += (size_al + 3) / 4; - break; - - default: - /* Everything else is passed as a 4-byte word in a GPR, either - the object itself or a pointer to it. */ - intarg_count++; - break; - } - } - - if (fparg_count != 0) - flags |= FLAG_FP_ARGUMENTS; - - /* Space for the FPR registers, if needed. */ - if (fparg_count != 0) - bytes += NUM_FPR_ARG_REGISTERS * sizeof(double); - - /* Stack space. */ - if ((intarg_count + 2 * fparg_count) > NUM_GPR_ARG_REGISTERS) - bytes += (intarg_count + 2 * fparg_count) * sizeof(long); - else - bytes += NUM_GPR_ARG_REGISTERS * sizeof(long); - - /* The stack space allocated needs to be a multiple of 16 bytes. */ - bytes = (bytes + 15) & ~0xF; - - cif->flags = flags; - cif->bytes = bytes; - - return FFI_OK; -} - -/*@-declundef@*/ -/*@-exportheader@*/ -extern void ffi_call_AIX(/*@out@*/ extended_cif *, - unsigned, unsigned, - /*@out@*/ unsigned *, - void (*fn)(), - void (*fn2)()); -extern void ffi_call_DARWIN(/*@out@*/ extended_cif *, - unsigned, unsigned, - /*@out@*/ unsigned *, - void (*fn)(), - void (*fn2)()); -/*@=declundef@*/ -/*@=exportheader@*/ - -void ffi_call(/*@dependent@*/ ffi_cif *cif, - void (*fn)(), - /*@out@*/ void *rvalue, - /*@dependent@*/ void **avalue) -{ - extended_cif ecif; - - ecif.cif = cif; - ecif.avalue = avalue; - - /* If the return value is a struct and we don't have a return - value address then we need to make one. */ - - if ((rvalue == NULL) && - (cif->rtype->type == FFI_TYPE_STRUCT)) - { - /*@-sysunrecog@*/ - ecif.rvalue = alloca(cif->rtype->size); - /*@=sysunrecog@*/ - } - else - ecif.rvalue = rvalue; - - switch (cif->abi) - { - case FFI_AIX: - /*@-usedef@*/ - ffi_call_AIX(&ecif, -cif->bytes, - cif->flags, ecif.rvalue, fn, ffi_prep_args); - /*@=usedef@*/ - break; - case FFI_DARWIN: - /*@-usedef@*/ - ffi_call_DARWIN(&ecif, -cif->bytes, - cif->flags, ecif.rvalue, fn, ffi_prep_args); - /*@=usedef@*/ - break; - default: - FFI_ASSERT(0); - break; - } -} - -static void flush_icache(char *); -static void flush_range(char *, int); - -/* The layout of a function descriptor. A C function pointer really - points to one of these. */ - -typedef struct aix_fd_struct { - void *code_pointer; - void *toc; -} aix_fd; - -/* here I'd like to add the stack frame layout we use in darwin_closure.S - and aix_clsoure.S - - SP previous -> +---------------------------------------+ <--- child frame - | back chain to caller 4 | - +---------------------------------------+ 4 - | saved CR 4 | - +---------------------------------------+ 8 - | saved LR 4 | - +---------------------------------------+ 12 - | reserved for compilers 4 | - +---------------------------------------+ 16 - | reserved for binders 4 | - +---------------------------------------+ 20 - | saved TOC pointer 4 | - +---------------------------------------+ 24 - | always reserved 8*4=32 (previous GPRs)| - | according to the linkage convention | - | from AIX | - +---------------------------------------+ 56 - | our FPR area 13*8=104 | - | f1 | - | . | - | f13 | - +---------------------------------------+ 160 - | result area 8 | - +---------------------------------------+ 168 - | alignement to the next multiple of 16 | -SP current --> +---------------------------------------+ 176 <- parent frame - | back chain to caller 4 | - +---------------------------------------+ 180 - | saved CR 4 | - +---------------------------------------+ 184 - | saved LR 4 | - +---------------------------------------+ 188 - | reserved for compilers 4 | - +---------------------------------------+ 192 - | reserved for binders 4 | - +---------------------------------------+ 196 - | saved TOC pointer 4 | - +---------------------------------------+ 200 - | always reserved 8*4=32 we store our | - | GPRs here | - | r3 | - | . | - | r10 | - +---------------------------------------+ 232 - | overflow part | - +---------------------------------------+ xxx - | ???? | - +---------------------------------------+ xxx - -*/ -ffi_status -ffi_prep_closure (ffi_closure* closure, - ffi_cif* cif, - void (*fun)(ffi_cif*, void*, void**, void*), - void *user_data) -{ - unsigned int *tramp; - struct ffi_aix_trampoline_struct *tramp_aix; - aix_fd *fd; - - switch (cif->abi) - { - case FFI_DARWIN: - - FFI_ASSERT (cif->abi == FFI_DARWIN); - - tramp = (unsigned int *) &closure->tramp[0]; - tramp[0] = 0x7c0802a6; /* mflr r0 */ - tramp[1] = 0x429f000d; /* bcl- 20,4*cr7+so,0x10 */ - tramp[4] = 0x7d6802a6; /* mflr r11 */ - tramp[5] = 0x818b0000; /* lwz r12,0(r11) function address */ - tramp[6] = 0x7c0803a6; /* mtlr r0 */ - tramp[7] = 0x7d8903a6; /* mtctr r12 */ - tramp[8] = 0x816b0004; /* lwz r11,4(r11) static chain */ - tramp[9] = 0x4e800420; /* bctr */ - tramp[2] = (unsigned long) ffi_closure_ASM; /* function */ - tramp[3] = (unsigned long) closure; /* context */ - - closure->cif = cif; - closure->fun = fun; - closure->user_data = user_data; - - /* Flush the icache. Only necessary on Darwin. */ - flush_range(&closure->tramp[0],FFI_TRAMPOLINE_SIZE); - - break; - - case FFI_AIX: - - tramp_aix = (struct ffi_aix_trampoline_struct *) (closure->tramp); - fd = (aix_fd *)(void *)ffi_closure_ASM; - - FFI_ASSERT (cif->abi == FFI_AIX); - - tramp_aix->code_pointer = fd->code_pointer; - tramp_aix->toc = fd->toc; - tramp_aix->static_chain = closure; - closure->cif = cif; - closure->fun = fun; - closure->user_data = user_data; - - default: - - FFI_ASSERT(0); - break; - } - return FFI_OK; -} - -static void -flush_icache(char *addr) -{ -#ifndef _AIX - __asm__ volatile ( - "dcbf 0,%0;" - "sync;" - "icbi 0,%0;" - "sync;" - "isync;" - : : "r"(addr) : "memory"); -#endif -} - -static void -flush_range(char * addr1, int size) -{ -#define MIN_LINE_SIZE 32 - int i; - for (i = 0; i < size; i += MIN_LINE_SIZE) - flush_icache(addr1+i); - flush_icache(addr1+size-1); -} - -typedef union -{ - float f; - double d; -} ffi_dblfl; - -int ffi_closure_helper_DARWIN (ffi_closure*, void*, - unsigned long*, ffi_dblfl*); - -/* Basically the trampoline invokes ffi_closure_ASM, and on - entry, r11 holds the address of the closure. - After storing the registers that could possibly contain - parameters to be passed into the stack frame and setting - up space for a return value, ffi_closure_ASM invokes the - following helper function to do most of the work. */ - -int ffi_closure_helper_DARWIN (ffi_closure* closure, void * rvalue, - unsigned long * pgr, ffi_dblfl * pfr) -{ - /* rvalue is the pointer to space for return value in closure assembly - pgr is the pointer to where r3-r10 are stored in ffi_closure_ASM - pfr is the pointer to where f1-f13 are stored in ffi_closure_ASM. */ - - - void ** avalue; - ffi_type ** arg_types; - long i, avn; - long nf; /* number of floating registers already used. */ - long ng; /* number of general registers already used. */ - ffi_cif * cif; - double temp; - unsigned size_al; - - cif = closure->cif; - avalue = alloca(cif->nargs * sizeof(void *)); - - nf = 0; - ng = 0; - - /* Copy the caller's structure return value address so that the closure - returns the data directly to the caller. */ - if (cif->rtype->type == FFI_TYPE_STRUCT) - { - rvalue = (void *) *pgr; - pgr++; - ng++; - } - - i = 0; - avn = cif->nargs; - arg_types = cif->arg_types; - - /* Grab the addresses of the arguments from the stack frame. */ - while (i < avn) - { - switch (arg_types[i]->type) - { - case FFI_TYPE_SINT8: - case FFI_TYPE_UINT8: - avalue[i] = (char *) pgr + 3; - ng++; - pgr++; - break; - - case FFI_TYPE_SINT16: - case FFI_TYPE_UINT16: - avalue[i] = (char *) pgr + 2; - ng++; - pgr++; - break; - - case FFI_TYPE_SINT32: - case FFI_TYPE_UINT32: - case FFI_TYPE_POINTER: - avalue[i] = pgr; - ng++; - pgr++; - break; - - case FFI_TYPE_STRUCT: - /* Structures that match the basic modes (QI 1 byte, HI 2 bytes, - SI 4 bytes) are aligned as if they were those modes. */ - size_al = arg_types[i]->size; - /* If the first member of the struct is a double, then align - the struct to double-word. - Type 3 is defined in include/ffi.h. #define FFI_TYPE_DOUBLE 3. */ - if (arg_types[i]->elements[0]->type == 3) - size_al = ALIGN(arg_types[i]->size, 8); - if (size_al < 3 && cif->abi == FFI_DARWIN) - avalue[i] = (void*) pgr + 4 - size_al; - else - avalue[i] = (void*) pgr; - ng += (size_al + 3) / 4; - pgr += (size_al + 3) / 4; - break; - - case FFI_TYPE_SINT64: - case FFI_TYPE_UINT64: - /* Long long ints are passed in two gpr's. */ - avalue[i] = pgr; - ng += 2; - pgr += 2; - break; - - case FFI_TYPE_FLOAT: - /* A float value consumes a GPR. - There are 13 64bit floating point registers. */ - if (nf < NUM_FPR_ARG_REGISTERS) - { - temp = pfr->d; - pfr->f = (float)temp; - avalue[i] = pfr; - pfr++; - } - else - { - avalue[i] = pgr; - } - nf++; - ng++; - pgr++; - break; - - case FFI_TYPE_DOUBLE: - /* A double value consumes two GPRs. - There are 13 64bit floating point registers. */ - if (nf < NUM_FPR_ARG_REGISTERS) - { - avalue[i] = pfr; - pfr++; - } - else - { - avalue[i] = pgr; - } - nf++; - ng += 2; - pgr += 2; - break; - - default: - FFI_ASSERT(0); - } - i++; - } - - (closure->fun) (cif, rvalue, avalue, closure->user_data); - - /* Tell ffi_closure_ASM to perform return type promotions. */ - return cif->rtype->type; -} -#endif diff --git a/libffi/src/powerpc/ffitarget.h b/libffi/src/powerpc/ffitarget.h deleted file mode 100644 index 101ea78..0000000 --- a/libffi/src/powerpc/ffitarget.h +++ /dev/null @@ -1,91 +0,0 @@ -/* -----------------------------------------------------------------*-C-*- - ffitarget.h - Copyright (c) 1996-2003 Red Hat, Inc. - Target configuration macros for PowerPC. - - Permission is hereby granted, free of charge, to any person obtaining - a copy of this software and associated documentation files (the - ``Software''), to deal in the Software without restriction, including - without limitation the rights to use, copy, modify, merge, publish, - distribute, sublicense, and/or sell copies of the Software, and to - permit persons to whom the Software is furnished to do so, subject to - the following conditions: - - The above copyright notice and this permission notice shall be included - in all copies or substantial portions of the Software. - - THE SOFTWARE IS PROVIDED ``AS IS'', WITHOUT WARRANTY OF ANY KIND, EXPRESS - OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF - MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. - IN NO EVENT SHALL CYGNUS SOLUTIONS BE LIABLE FOR ANY CLAIM, DAMAGES OR - OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, - ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR - OTHER DEALINGS IN THE SOFTWARE. - - ----------------------------------------------------------------------- */ - -#ifndef LIBFFI_TARGET_H -#define LIBFFI_TARGET_H - -/* ---- System specific configurations ----------------------------------- */ - -#if defined (POWERPC) && defined (__powerpc64__) -#define POWERPC64 -#endif - -#ifndef LIBFFI_ASM -typedef unsigned long ffi_arg; -typedef signed long ffi_sarg; - -typedef enum ffi_abi { - FFI_FIRST_ABI = 0, - -#ifdef POWERPC - FFI_SYSV, - FFI_GCC_SYSV, - FFI_LINUX64, -# ifdef POWERPC64 - FFI_DEFAULT_ABI = FFI_LINUX64, -# else - FFI_DEFAULT_ABI = FFI_GCC_SYSV, -# endif -#endif - -#ifdef POWERPC_AIX - FFI_AIX, - FFI_DARWIN, - FFI_DEFAULT_ABI = FFI_AIX, -#endif - -#ifdef POWERPC_DARWIN - FFI_AIX, - FFI_DARWIN, - FFI_DEFAULT_ABI = FFI_DARWIN, -#endif - - FFI_LAST_ABI = FFI_DEFAULT_ABI + 1 -} ffi_abi; -#endif - -/* ---- Definitions for closures ----------------------------------------- */ - -#define FFI_CLOSURES 1 -#define FFI_NATIVE_RAW_API 0 - -#if defined(POWERPC64) || defined(POWERPC_AIX) -#define FFI_TRAMPOLINE_SIZE 24 -#else /* POWERPC || POWERPC_AIX */ -#define FFI_TRAMPOLINE_SIZE 40 -#endif - -#ifndef LIBFFI_ASM -#if defined(POWERPC_DARWIN) || defined(POWERPC_AIX) -struct ffi_aix_trampoline_struct { - void * code_pointer; /* Pointer to ffi_closure_ASM */ - void * toc; /* TOC */ - void * static_chain; /* Pointer to closure */ -}; -#endif -#endif - -#endif - diff --git a/libffi/src/powerpc/linux64.S b/libffi/src/powerpc/linux64.S deleted file mode 100644 index 11cf926..0000000 --- a/libffi/src/powerpc/linux64.S +++ /dev/null @@ -1,176 +0,0 @@ -/* ----------------------------------------------------------------------- - sysv.h - Copyright (c) 2003 Jakub Jelinek <jakub@redhat.com> - - PowerPC64 Assembly glue. - - Permission is hereby granted, free of charge, to any person obtaining - a copy of this software and associated documentation files (the - ``Software''), to deal in the Software without restriction, including - without limitation the rights to use, copy, modify, merge, publish, - distribute, sublicense, and/or sell copies of the Software, and to - permit persons to whom the Software is furnished to do so, subject to - the following conditions: - - The above copyright notice and this permission notice shall be included - in all copies or substantial portions of the Software. - - THE SOFTWARE IS PROVIDED ``AS IS'', WITHOUT WARRANTY OF ANY KIND, EXPRESS - OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF - MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. - IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY CLAIM, DAMAGES OR - OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, - ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR - OTHER DEALINGS IN THE SOFTWARE. - ----------------------------------------------------------------------- */ - -#define LIBFFI_ASM -#include <fficonfig.h> -#include <ffi.h> - -#ifdef __powerpc64__ - .hidden ffi_call_LINUX64, .ffi_call_LINUX64 - .globl ffi_call_LINUX64, .ffi_call_LINUX64 - .section ".opd","aw" - .align 3 -ffi_call_LINUX64: - .quad .ffi_call_LINUX64,.TOC.@tocbase,0 - .size ffi_call_LINUX64,24 - .type .ffi_call_LINUX64,@function - .text -.ffi_call_LINUX64: -.LFB1: - mflr %r0 - std %r28, -32(%r1) - std %r29, -24(%r1) - std %r30, -16(%r1) - std %r31, -8(%r1) - std %r0, 16(%r1) - - mr %r28, %r1 /* our AP. */ - stdux %r1, %r1, %r4 -.LCFI0: - mr %r31, %r5 /* flags, */ - mr %r30, %r6 /* rvalue, */ - mr %r29, %r7 /* function address. */ - std %r2, 40(%r1) - - /* Call ffi_prep_args64. */ - mr %r4, %r1 - bl .ffi_prep_args64 - - ld %r0, 0(%r29) - ld %r2, 8(%r29) - ld %r11, 16(%r29) - - /* Now do the call. */ - /* Set up cr1 with bits 4-7 of the flags. */ - mtcrf 0x40, %r31 - - /* Get the address to call into CTR. */ - mtctr %r0 - /* Load all those argument registers. */ - ld %r3, -32-(8*8)(%r28) - ld %r4, -32-(7*8)(%r28) - ld %r5, -32-(6*8)(%r28) - ld %r6, -32-(5*8)(%r28) - bf- 5, 1f - ld %r7, -32-(4*8)(%r28) - ld %r8, -32-(3*8)(%r28) - ld %r9, -32-(2*8)(%r28) - ld %r10, -32-(1*8)(%r28) -1: - - /* Load all the FP registers. */ - bf- 6, 2f - lfd %f1, -32-(21*8)(%r28) - lfd %f2, -32-(20*8)(%r28) - lfd %f3, -32-(19*8)(%r28) - lfd %f4, -32-(18*8)(%r28) - lfd %f5, -32-(17*8)(%r28) - lfd %f6, -32-(16*8)(%r28) - lfd %f7, -32-(15*8)(%r28) - lfd %f8, -32-(14*8)(%r28) - lfd %f9, -32-(13*8)(%r28) - lfd %f10, -32-(12*8)(%r28) - lfd %f11, -32-(11*8)(%r28) - lfd %f12, -32-(10*8)(%r28) - lfd %f13, -32-(9*8)(%r28) -2: - - /* Make the call. */ - bctrl - - /* Now, deal with the return value. */ - mtcrf 0x01, %r31 - bt- 30, .Ldone_return_value - bt- 29, .Lfp_return_value - std %r3, 0(%r30) - /* Fall through... */ - -.Ldone_return_value: - /* Restore the registers we used and return. */ - ld %r2, 40(%r1) - mr %r1, %r28 - ld %r0, 16(%r28) - ld %r28, -32(%r1) - mtlr %r0 - ld %r29, -24(%r1) - ld %r30, -16(%r1) - ld %r31, -8(%r1) - blr - -.Lfp_return_value: - bf 28, .Lfloat_return_value - stfd %f1, 0(%r30) - stfd %f2, 8(%r30) /* It might be a long double */ - b .Ldone_return_value -.Lfloat_return_value: - stfs %f1, 0(%r30) - b .Ldone_return_value -.LFE1: - .long 0 - .byte 0,12,0,1,128,4,0,0 - .size .ffi_call_LINUX64,.-.ffi_call_LINUX64 - - .section .eh_frame,EH_FRAME_FLAGS,@progbits -.Lframe1: - .4byte .LECIE1-.LSCIE1 # Length of Common Information Entry -.LSCIE1: - .4byte 0x0 # CIE Identifier Tag - .byte 0x1 # CIE Version - .ascii "zR\0" # CIE Augmentation - .uleb128 0x1 # CIE Code Alignment Factor - .sleb128 -8 # CIE Data Alignment Factor - .byte 0x41 # CIE RA Column - .uleb128 0x1 # Augmentation size - .byte 0x14 # FDE Encoding (pcrel udata8) - .byte 0xc # DW_CFA_def_cfa - .uleb128 0x1 - .uleb128 0x0 - .align 3 -.LECIE1: -.LSFDE1: - .4byte .LEFDE1-.LASFDE1 # FDE Length -.LASFDE1: - .4byte .LASFDE1-.Lframe1 # FDE CIE offset - .8byte .LFB1-. # FDE initial location - .8byte .LFE1-.LFB1 # FDE address range - .uleb128 0x0 # Augmentation size - .byte 0x2 # DW_CFA_advance_loc1 - .byte .LCFI0-.LFB1 - .byte 0xd # DW_CFA_def_cfa_register - .uleb128 0x1c - .byte 0x11 # DW_CFA_offset_extended_sf - .uleb128 0x41 - .sleb128 -2 - .byte 0x9f # DW_CFA_offset, column 0x1f - .uleb128 0x1 - .byte 0x9e # DW_CFA_offset, column 0x1e - .uleb128 0x2 - .byte 0x9d # DW_CFA_offset, column 0x1d - .uleb128 0x3 - .byte 0x9c # DW_CFA_offset, column 0x1c - .uleb128 0x4 - .align 3 -.LEFDE1: -#endif diff --git a/libffi/src/powerpc/linux64_closure.S b/libffi/src/powerpc/linux64_closure.S deleted file mode 100644 index fa331db..0000000 --- a/libffi/src/powerpc/linux64_closure.S +++ /dev/null @@ -1,205 +0,0 @@ -#define LIBFFI_ASM -#include <fficonfig.h> -#include <ffi.h> - - .file "linux64_closure.S" - -#ifdef __powerpc64__ - .hidden ffi_closure_LINUX64, .ffi_closure_LINUX64 - .globl ffi_closure_LINUX64, .ffi_closure_LINUX64 - .section ".opd","aw" - .align 3 -ffi_closure_LINUX64: - .quad .ffi_closure_LINUX64,.TOC.@tocbase,0 - .size ffi_closure_LINUX64,24 - .type .ffi_closure_LINUX64,@function - .text -.ffi_closure_LINUX64: -.LFB1: - # save general regs into parm save area - std %r3, 48(%r1) - std %r4, 56(%r1) - std %r5, 64(%r1) - std %r6, 72(%r1) - mflr %r0 - - std %r7, 80(%r1) - std %r8, 88(%r1) - std %r9, 96(%r1) - std %r10, 104(%r1) - std %r0, 16(%r1) - - # mandatory 48 bytes special reg save area + 64 bytes parm save area - # + 16 bytes retval area + 13*8 bytes fpr save area + round to 16 - stdu %r1, -240(%r1) -.LCFI0: - - # next save fpr 1 to fpr 13 - stfd %f1, 128+(0*8)(%r1) - stfd %f2, 128+(1*8)(%r1) - stfd %f3, 128+(2*8)(%r1) - stfd %f4, 128+(3*8)(%r1) - stfd %f5, 128+(4*8)(%r1) - stfd %f6, 128+(5*8)(%r1) - stfd %f7, 128+(6*8)(%r1) - stfd %f8, 128+(7*8)(%r1) - stfd %f9, 128+(8*8)(%r1) - stfd %f10, 128+(9*8)(%r1) - stfd %f11, 128+(10*8)(%r1) - stfd %f12, 128+(11*8)(%r1) - stfd %f13, 128+(12*8)(%r1) - - # set up registers for the routine that actually does the work - # get the context pointer from the trampoline - mr %r3, %r11 - - # now load up the pointer to the result storage - addi %r4, %r1, 112 - - # now load up the pointer to the parameter save area - # in the previous frame - addi %r5, %r1, 240 + 48 - - # now load up the pointer to the saved fpr registers */ - addi %r6, %r1, 128 - - # make the call - bl .ffi_closure_helper_LINUX64 -.Lret: - - # now r3 contains the return type - # so use it to look up in a table - # so we know how to deal with each type - - # look up the proper starting point in table - # by using return type as offset - mflr %r4 # move address of .Lret to r4 - sldi %r3, %r3, 4 # now multiply return type by 16 - addi %r4, %r4, .Lret_type0 - .Lret - ld %r0, 240+16(%r1) - add %r3, %r3, %r4 # add contents of table to table address - mtctr %r3 - bctr # jump to it - -# Each of the ret_typeX code fragments has to be exactly 16 bytes long -# (4 instructions). For cache effectiveness we align to a 16 byte boundary -# first. - .align 4 - -.Lret_type0: -# case FFI_TYPE_VOID - mtlr %r0 - addi %r1, %r1, 240 - blr - nop -# case FFI_TYPE_INT - lwa %r3, 112+4(%r1) - mtlr %r0 - addi %r1, %r1, 240 - blr -# case FFI_TYPE_FLOAT - lfs %f1, 112+0(%r1) - mtlr %r0 - addi %r1, %r1, 240 - blr -# case FFI_TYPE_DOUBLE - lfd %f1, 112+0(%r1) - mtlr %r0 - addi %r1, %r1, 240 - blr -# case FFI_TYPE_LONGDOUBLE - lfd %f1, 112+0(%r1) - mtlr %r0 - lfd %f2, 112+8(%r1) - b .Lfinish -# case FFI_TYPE_UINT8 - lbz %r3, 112+7(%r1) - mtlr %r0 - addi %r1, %r1, 240 - blr -# case FFI_TYPE_SINT8 - lbz %r3, 112+7(%r1) - extsb %r3,%r3 - mtlr %r0 - b .Lfinish -# case FFI_TYPE_UINT16 - lhz %r3, 112+6(%r1) - mtlr %r0 -.Lfinish: - addi %r1, %r1, 240 - blr -# case FFI_TYPE_SINT16 - lha %r3, 112+6(%r1) - mtlr %r0 - addi %r1, %r1, 240 - blr -# case FFI_TYPE_UINT32 - lwz %r3, 112+4(%r1) - mtlr %r0 - addi %r1, %r1, 240 - blr -# case FFI_TYPE_SINT32 - lwa %r3, 112+4(%r1) - mtlr %r0 - addi %r1, %r1, 240 - blr -# case FFI_TYPE_UINT64 - ld %r3, 112+0(%r1) - mtlr %r0 - addi %r1, %r1, 240 - blr -# case FFI_TYPE_SINT64 - ld %r3, 112+0(%r1) - mtlr %r0 - addi %r1, %r1, 240 - blr -# case FFI_TYPE_STRUCT - mtlr %r0 - addi %r1, %r1, 240 - blr - nop -# case FFI_TYPE_POINTER - ld %r3, 112+0(%r1) - mtlr %r0 - addi %r1, %r1, 240 - blr -# esac -.LFE1: - .long 0 - .byte 0,12,0,1,128,0,0,0 - .size .ffi_closure_LINUX64,.-.ffi_closure_LINUX64 - - .section .eh_frame,EH_FRAME_FLAGS,@progbits -.Lframe1: - .4byte .LECIE1-.LSCIE1 # Length of Common Information Entry -.LSCIE1: - .4byte 0x0 # CIE Identifier Tag - .byte 0x1 # CIE Version - .ascii "zR\0" # CIE Augmentation - .uleb128 0x1 # CIE Code Alignment Factor - .sleb128 -8 # CIE Data Alignment Factor - .byte 0x41 # CIE RA Column - .uleb128 0x1 # Augmentation size - .byte 0x14 # FDE Encoding (pcrel udata8) - .byte 0xc # DW_CFA_def_cfa - .uleb128 0x1 - .uleb128 0x0 - .align 3 -.LECIE1: -.LSFDE1: - .4byte .LEFDE1-.LASFDE1 # FDE Length -.LASFDE1: - .4byte .LASFDE1-.Lframe1 # FDE CIE offset - .8byte .LFB1-. # FDE initial location - .8byte .LFE1-.LFB1 # FDE address range - .uleb128 0x0 # Augmentation size - .byte 0x2 # DW_CFA_advance_loc1 - .byte .LCFI0-.LFB1 - .byte 0xe # DW_CFA_def_cfa_offset - .uleb128 240 - .byte 0x11 # DW_CFA_offset_extended_sf - .uleb128 0x41 - .sleb128 -2 - .align 3 -.LEFDE1: -#endif diff --git a/libffi/src/powerpc/ppc_closure.S b/libffi/src/powerpc/ppc_closure.S deleted file mode 100644 index dce9dab..0000000 --- a/libffi/src/powerpc/ppc_closure.S +++ /dev/null @@ -1,250 +0,0 @@ -#define LIBFFI_ASM -#include <fficonfig.h> -#include <ffi.h> -#include <powerpc/asm.h> - - .file "ppc_closure.S" - -#ifndef __powerpc64__ - -ENTRY(ffi_closure_SYSV) -.LFB1: - stwu %r1,-144(%r1) -.LCFI0: - mflr %r0 -.LCFI1: - stw %r0,148(%r1) - -# we want to build up an areas for the parameters passed -# in registers (both floating point and integer) - - # so first save gpr 3 to gpr 10 (aligned to 4) - stw %r3, 16(%r1) - stw %r4, 20(%r1) - stw %r5, 24(%r1) - stw %r6, 28(%r1) - stw %r7, 32(%r1) - stw %r8, 36(%r1) - stw %r9, 40(%r1) - stw %r10,44(%r1) - - # next save fpr 1 to fpr 8 (aligned to 8) - stfd %f1, 48(%r1) - stfd %f2, 56(%r1) - stfd %f3, 64(%r1) - stfd %f4, 72(%r1) - stfd %f5, 80(%r1) - stfd %f6, 88(%r1) - stfd %f7, 96(%r1) - stfd %f8, 104(%r1) - - # set up registers for the routine that actually does the work - # get the context pointer from the trampoline - mr %r3,%r11 - - # now load up the pointer to the result storage - addi %r4,%r1,112 - - # now load up the pointer to the saved gpr registers - addi %r5,%r1,16 - - # now load up the pointer to the saved fpr registers */ - addi %r6,%r1,48 - - # now load up the pointer to the outgoing parameter - # stack in the previous frame - # i.e. the previous frame pointer + 8 - addi %r7,%r1,152 - - # make the call - bl JUMPTARGET(ffi_closure_helper_SYSV) - - # now r3 contains the return type - # so use it to look up in a table - # so we know how to deal with each type - - # look up the proper starting point in table - # by using return type as offset - addi %r5,%r1,112 # get pointer to results area - bl .Lget_ret_type0_addr # get pointer to .Lret_type0 into LR - mflr %r4 # move to r4 - slwi %r3,%r3,4 # now multiply return type by 16 - add %r3,%r3,%r4 # add contents of table to table address - mtctr %r3 - bctr # jump to it -.LFE1: - -# Each of the ret_typeX code fragments has to be exactly 16 bytes long -# (4 instructions). For cache effectiveness we align to a 16 byte boundary -# first. - .align 4 - - nop - nop - nop -.Lget_ret_type0_addr: - blrl - -# case FFI_TYPE_VOID -.Lret_type0: - b .Lfinish - nop - nop - nop - -# case FFI_TYPE_INT -.Lret_type1: - lwz %r3,0(%r5) - b .Lfinish - nop - nop - -# case FFI_TYPE_FLOAT -.Lret_type2: - lfs %f1,0(%r5) - b .Lfinish - nop - nop - -# case FFI_TYPE_DOUBLE -.Lret_type3: - lfd %f1,0(%r5) - b .Lfinish - nop - nop - -# case FFI_TYPE_LONGDOUBLE -.Lret_type4: - lfd %f1,0(%r5) - b .Lfinish - nop - nop - -# case FFI_TYPE_UINT8 -.Lret_type5: - lbz %r3,3(%r5) - b .Lfinish - nop - nop - -# case FFI_TYPE_SINT8 -.Lret_type6: - lbz %r3,3(%r5) - extsb %r3,%r3 - b .Lfinish - nop - -# case FFI_TYPE_UINT16 -.Lret_type7: - lhz %r3,2(%r5) - b .Lfinish - nop - nop - -# case FFI_TYPE_SINT16 -.Lret_type8: - lha %r3,2(%r5) - b .Lfinish - nop - nop - -# case FFI_TYPE_UINT32 -.Lret_type9: - lwz %r3,0(%r5) - b .Lfinish - nop - nop - -# case FFI_TYPE_SINT32 -.Lret_type10: - lwz %r3,0(%r5) - b .Lfinish - nop - nop - -# case FFI_TYPE_UINT64 -.Lret_type11: - lwz %r3,0(%r5) - lwz %r4,4(%r5) - b .Lfinish - nop - -# case FFI_TYPE_SINT64 -.Lret_type12: - lwz %r3,0(%r5) - lwz %r4,4(%r5) - b .Lfinish - nop - -# case FFI_TYPE_STRUCT -.Lret_type13: - b .Lfinish - nop - nop - nop - -# case FFI_TYPE_POINTER -.Lret_type14: - lwz %r3,0(%r5) - b .Lfinish - nop - nop - -# case done -.Lfinish: - - lwz %r0,148(%r1) - mtlr %r0 - addi %r1,%r1,144 - blr -END(ffi_closure_SYSV) - - .section ".eh_frame",EH_FRAME_FLAGS,@progbits -.Lframe1: - .4byte .LECIE1-.LSCIE1 # Length of Common Information Entry -.LSCIE1: - .4byte 0x0 # CIE Identifier Tag - .byte 0x1 # CIE Version -#if defined _RELOCATABLE || defined __PIC__ - .ascii "zR\0" # CIE Augmentation -#else - .ascii "\0" # CIE Augmentation -#endif - .uleb128 0x1 # CIE Code Alignment Factor - .sleb128 -4 # CIE Data Alignment Factor - .byte 0x41 # CIE RA Column -#if defined _RELOCATABLE || defined __PIC__ - .uleb128 0x1 # Augmentation size - .byte 0x1b # FDE Encoding (pcrel sdata4) -#endif - .byte 0xc # DW_CFA_def_cfa - .uleb128 0x1 - .uleb128 0x0 - .align 2 -.LECIE1: -.LSFDE1: - .4byte .LEFDE1-.LASFDE1 # FDE Length -.LASFDE1: - .4byte .LASFDE1-.Lframe1 # FDE CIE offset -#if defined _RELOCATABLE || defined __PIC__ - .4byte .LFB1-. # FDE initial location -#else - .4byte .LFB1 # FDE initial location -#endif - .4byte .LFE1-.LFB1 # FDE address range -#if defined _RELOCATABLE || defined __PIC__ - .uleb128 0x0 # Augmentation size -#endif - .byte 0x4 # DW_CFA_advance_loc4 - .4byte .LCFI0-.LFB1 - .byte 0xe # DW_CFA_def_cfa_offset - .uleb128 144 - .byte 0x4 # DW_CFA_advance_loc4 - .4byte .LCFI1-.LCFI0 - .byte 0x2f # DW_CFA_GNU_negative_offset_extended - .uleb128 0x41 - .uleb128 0x1 - .align 2 -.LEFDE1: - -#endif diff --git a/libffi/src/powerpc/sysv.S b/libffi/src/powerpc/sysv.S deleted file mode 100644 index a7aaa3f..0000000 --- a/libffi/src/powerpc/sysv.S +++ /dev/null @@ -1,191 +0,0 @@ -/* ----------------------------------------------------------------------- - sysv.h - Copyright (c) 1998 Geoffrey Keating - - PowerPC Assembly glue. - - $Id: sysv.S,v 1.1.1.1 1998/11/29 16:48:16 green Exp $ - - Permission is hereby granted, free of charge, to any person obtaining - a copy of this software and associated documentation files (the - ``Software''), to deal in the Software without restriction, including - without limitation the rights to use, copy, modify, merge, publish, - distribute, sublicense, and/or sell copies of the Software, and to - permit persons to whom the Software is furnished to do so, subject to - the following conditions: - - The above copyright notice and this permission notice shall be included - in all copies or substantial portions of the Software. - - THE SOFTWARE IS PROVIDED ``AS IS'', WITHOUT WARRANTY OF ANY KIND, EXPRESS - OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF - MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. - IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY CLAIM, DAMAGES OR - OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, - ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR - OTHER DEALINGS IN THE SOFTWARE. - ----------------------------------------------------------------------- */ - -#define LIBFFI_ASM -#include <fficonfig.h> -#include <ffi.h> -#include <powerpc/asm.h> - -#ifndef __powerpc64__ - .globl ffi_prep_args_SYSV -ENTRY(ffi_call_SYSV) -.LFB1: - /* Save the old stack pointer as AP. */ - mr %r8,%r1 - -.LCFI0: - /* Allocate the stack space we need. */ - stwux %r1,%r1,%r4 - /* Save registers we use. */ - mflr %r9 - stw %r28,-16(%r8) -.LCFI1: - stw %r29,-12(%r8) -.LCFI2: - stw %r30, -8(%r8) -.LCFI3: - stw %r31, -4(%r8) -.LCFI4: - stw %r9, 4(%r8) -.LCFI5: - - /* Save arguments over call... */ - mr %r31,%r5 /* flags, */ - mr %r30,%r6 /* rvalue, */ - mr %r29,%r7 /* function address, */ - mr %r28,%r8 /* our AP. */ -.LCFI6: - - /* Call ffi_prep_args_SYSV. */ - mr %r4,%r1 - bl JUMPTARGET(ffi_prep_args_SYSV) - - /* Now do the call. */ - /* Set up cr1 with bits 4-7 of the flags. */ - mtcrf 0x40,%r31 - /* Get the address to call into CTR. */ - mtctr %r29 - /* Load all those argument registers. */ - lwz %r3,-16-(8*4)(%r28) - lwz %r4,-16-(7*4)(%r28) - lwz %r5,-16-(6*4)(%r28) - lwz %r6,-16-(5*4)(%r28) - bf- 5,1f - nop - lwz %r7,-16-(4*4)(%r28) - lwz %r8,-16-(3*4)(%r28) - lwz %r9,-16-(2*4)(%r28) - lwz %r10,-16-(1*4)(%r28) - nop -1: - - /* Load all the FP registers. */ - bf- 6,2f - lfd %f1,-16-(8*4)-(8*8)(%r28) - lfd %f2,-16-(8*4)-(7*8)(%r28) - lfd %f3,-16-(8*4)-(6*8)(%r28) - lfd %f4,-16-(8*4)-(5*8)(%r28) - nop - lfd %f5,-16-(8*4)-(4*8)(%r28) - lfd %f6,-16-(8*4)-(3*8)(%r28) - lfd %f7,-16-(8*4)-(2*8)(%r28) - lfd %f8,-16-(8*4)-(1*8)(%r28) -2: - - /* Make the call. */ - bctrl - - /* Now, deal with the return value. */ - mtcrf 0x01,%r31 - bt- 30,L(done_return_value) - bt- 29,L(fp_return_value) - stw %r3,0(%r30) - bf+ 28,L(done_return_value) - stw %r4,4(%r30) - /* Fall through... */ - -L(done_return_value): - /* Restore the registers we used and return. */ - lwz %r9, 4(%r28) - lwz %r31, -4(%r28) - mtlr %r9 - lwz %r30, -8(%r28) - lwz %r29,-12(%r28) - lwz %r28,-16(%r28) - lwz %r1,0(%r1) - blr - -L(fp_return_value): - bf 28,L(float_return_value) - stfd %f1,0(%r30) - b L(done_return_value) -L(float_return_value): - stfs %f1,0(%r30) - b L(done_return_value) -.LFE1: -END(ffi_call_SYSV) - - .section ".eh_frame",EH_FRAME_FLAGS,@progbits -.Lframe1: - .4byte .LECIE1-.LSCIE1 /* Length of Common Information Entry */ -.LSCIE1: - .4byte 0x0 /* CIE Identifier Tag */ - .byte 0x1 /* CIE Version */ -#if defined _RELOCATABLE || defined __PIC__ - .ascii "zR\0" /* CIE Augmentation */ -#else - .ascii "\0" /* CIE Augmentation */ -#endif - .uleb128 0x1 /* CIE Code Alignment Factor */ - .sleb128 -4 /* CIE Data Alignment Factor */ - .byte 0x41 /* CIE RA Column */ -#if defined _RELOCATABLE || defined __PIC__ - .uleb128 0x1 /* Augmentation size */ - .byte 0x1b /* FDE Encoding (pcrel sdata4) */ -#endif - .byte 0xc /* DW_CFA_def_cfa */ - .uleb128 0x1 - .uleb128 0x0 - .align 2 -.LECIE1: -.LSFDE1: - .4byte .LEFDE1-.LASFDE1 /* FDE Length */ -.LASFDE1: - .4byte .LASFDE1-.Lframe1 /* FDE CIE offset */ -#if defined _RELOCATABLE || defined __PIC__ - .4byte .LFB1-. /* FDE initial location */ -#else - .4byte .LFB1 /* FDE initial location */ -#endif - .4byte .LFE1-.LFB1 /* FDE address range */ -#if defined _RELOCATABLE || defined __PIC__ - .uleb128 0x0 /* Augmentation size */ -#endif - .byte 0x4 /* DW_CFA_advance_loc4 */ - .4byte .LCFI0-.LFB1 - .byte 0xd /* DW_CFA_def_cfa_register */ - .uleb128 0x08 - .byte 0x4 /* DW_CFA_advance_loc4 */ - .4byte .LCFI5-.LCFI0 - .byte 0x2f /* DW_CFA_GNU_negative_offset_extended */ - .uleb128 0x41 - .uleb128 0x1 - .byte 0x9f /* DW_CFA_offset, column 0x1f */ - .uleb128 0x1 - .byte 0x9e /* DW_CFA_offset, column 0x1e */ - .uleb128 0x2 - .byte 0x9d /* DW_CFA_offset, column 0x1d */ - .uleb128 0x3 - .byte 0x9c /* DW_CFA_offset, column 0x1c */ - .uleb128 0x4 - .byte 0x4 /* DW_CFA_advance_loc4 */ - .4byte .LCFI6-.LCFI5 - .byte 0xd /* DW_CFA_def_cfa_register */ - .uleb128 0x1c - .align 2 -.LEFDE1: -#endif diff --git a/libffi/src/prep_cif.c b/libffi/src/prep_cif.c deleted file mode 100644 index 43326ad..0000000 --- a/libffi/src/prep_cif.c +++ /dev/null @@ -1,172 +0,0 @@ -/* ----------------------------------------------------------------------- - prep_cif.c - Copyright (c) 1996, 1998 Red Hat, Inc. - - Permission is hereby granted, free of charge, to any person obtaining - a copy of this software and associated documentation files (the - ``Software''), to deal in the Software without restriction, including - without limitation the rights to use, copy, modify, merge, publish, - distribute, sublicense, and/or sell copies of the Software, and to - permit persons to whom the Software is furnished to do so, subject to - the following conditions: - - The above copyright notice and this permission notice shall be included - in all copies or substantial portions of the Software. - - THE SOFTWARE IS PROVIDED ``AS IS'', WITHOUT WARRANTY OF ANY KIND, EXPRESS - OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF - MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. - IN NO EVENT SHALL CYGNUS SOLUTIONS BE LIABLE FOR ANY CLAIM, DAMAGES OR - OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, - ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR - OTHER DEALINGS IN THE SOFTWARE. - ----------------------------------------------------------------------- */ - -#include <ffi.h> -#include <ffi_common.h> -#include <stdlib.h> - - -/* Round up to FFI_SIZEOF_ARG. */ - -#define STACK_ARG_SIZE(x) ALIGN(x, FFI_SIZEOF_ARG) - -/* Perform machine independent initialization of aggregate type - specifications. */ - -static ffi_status initialize_aggregate(/*@out@*/ ffi_type *arg) -{ - ffi_type **ptr; - - FFI_ASSERT(arg != NULL); - - /*@-usedef@*/ - - FFI_ASSERT(arg->elements != NULL); - FFI_ASSERT(arg->size == 0); - FFI_ASSERT(arg->alignment == 0); - - ptr = &(arg->elements[0]); - - while ((*ptr) != NULL) - { - if (((*ptr)->size == 0) && (initialize_aggregate((*ptr)) != FFI_OK)) - return FFI_BAD_TYPEDEF; - - /* Perform a sanity check on the argument type */ - FFI_ASSERT_VALID_TYPE(*ptr); - - arg->size = ALIGN(arg->size, (*ptr)->alignment); - arg->size += (*ptr)->size; - - arg->alignment = (arg->alignment > (*ptr)->alignment) ? - arg->alignment : (*ptr)->alignment; - - ptr++; - } - - /* Structure size includes tail padding. This is important for - structures that fit in one register on ABIs like the PowerPC64 - Linux ABI that right justify small structs in a register. - It's also needed for nested structure layout, for example - struct A { long a; char b; }; struct B { struct A x; char y; }; - should find y at an offset of 2*sizeof(long) and result in a - total size of 3*sizeof(long). */ - arg->size = ALIGN (arg->size, arg->alignment); - - if (arg->size == 0) - return FFI_BAD_TYPEDEF; - else - return FFI_OK; - - /*@=usedef@*/ -} - -/* Perform machine independent ffi_cif preparation, then call - machine dependent routine. */ - -ffi_status ffi_prep_cif(/*@out@*/ /*@partial@*/ ffi_cif *cif, - ffi_abi abi, unsigned int nargs, - /*@dependent@*/ /*@out@*/ /*@partial@*/ ffi_type *rtype, - /*@dependent@*/ ffi_type **atypes) -{ - unsigned bytes = 0; - unsigned int i; - ffi_type **ptr; - - FFI_ASSERT(cif != NULL); - FFI_ASSERT((abi > FFI_FIRST_ABI) && (abi <= FFI_DEFAULT_ABI)); - - cif->abi = abi; - cif->arg_types = atypes; - cif->nargs = nargs; - cif->rtype = rtype; - - cif->flags = 0; - - /* Initialize the return type if necessary */ - /*@-usedef@*/ - if ((cif->rtype->size == 0) && (initialize_aggregate(cif->rtype) != FFI_OK)) - return FFI_BAD_TYPEDEF; - /*@=usedef@*/ - - /* Perform a sanity check on the return type */ - FFI_ASSERT_VALID_TYPE(cif->rtype); - - /* x86-64 and s390 stack space allocation is handled in prep_machdep. */ -#if !defined M68K && !defined __x86_64__ && !defined S390 && !defined PA - /* Make space for the return structure pointer */ - if (cif->rtype->type == FFI_TYPE_STRUCT -#ifdef SPARC - && (cif->abi != FFI_V9 || cif->rtype->size > 32) -#endif -#ifdef __i386__ /* FIXME: only on darwin */ - && (cif->rtype->size > 8) -#endif - ) - bytes = STACK_ARG_SIZE(sizeof(void*)); -#endif - - for (ptr = cif->arg_types, i = cif->nargs; i > 0; i--, ptr++) - { - - /* Initialize any uninitialized aggregate type definitions */ - if (((*ptr)->size == 0) && (initialize_aggregate((*ptr)) != FFI_OK)) - return FFI_BAD_TYPEDEF; - - /* Perform a sanity check on the argument type, do this - check after the initialization. */ - FFI_ASSERT_VALID_TYPE(*ptr); - -#ifdef X86_DARWIN - { - /* Add padding, but at most to 4 bytes */ - int align = (*ptr)->alignment; - if (align>4) align = 4; - if ((align - 1) & bytes) - bytes = ALIGN(bytes, align); - bytes += STACK_ARG_SIZE((*ptr)->size); - } -#elif !defined __x86_64__ && !defined S390 && !defined PA -#ifdef SPARC - if (((*ptr)->type == FFI_TYPE_STRUCT - && ((*ptr)->size > 16 || cif->abi != FFI_V9)) - || ((*ptr)->type == FFI_TYPE_LONGDOUBLE - && cif->abi != FFI_V9)) - bytes += sizeof(void*); - else -#endif - { - /* Add any padding if necessary */ - if (((*ptr)->alignment - 1) & bytes) - bytes = ALIGN(bytes, (*ptr)->alignment); - - bytes += STACK_ARG_SIZE((*ptr)->size); - } -#endif - } - - cif->bytes = bytes; - - /* Perform machine dependent cif processing */ - return ffi_prep_cif_machdep(cif); -} diff --git a/libffi/src/raw_api.c b/libffi/src/raw_api.c deleted file mode 100644 index f4f4d80..0000000 --- a/libffi/src/raw_api.c +++ /dev/null @@ -1,242 +0,0 @@ -/* ----------------------------------------------------------------------- - raw_api.c - Copyright (c) 1999 Red Hat, Inc. - - Author: Kresten Krab Thorup <krab@gnu.org> - - $Id $ - - Permission is hereby granted, free of charge, to any person obtaining - a copy of this software and associated documentation files (the - ``Software''), to deal in the Software without restriction, including - without limitation the rights to use, copy, modify, merge, publish, - distribute, sublicense, and/or sell copies of the Software, and to - permit persons to whom the Software is furnished to do so, subject to - the following conditions: - - The above copyright notice and this permission notice shall be included - in all copies or substantial portions of the Software. - - THE SOFTWARE IS PROVIDED ``AS IS'', WITHOUT WARRANTY OF ANY KIND, EXPRESS - OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF - MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. - IN NO EVENT SHALL CYGNUS SOLUTIONS BE LIABLE FOR ANY CLAIM, DAMAGES OR - OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, - ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR - OTHER DEALINGS IN THE SOFTWARE. - ----------------------------------------------------------------------- */ - -/* This file defines generic functions for use with the raw api. */ - -#include <ffi.h> -#include <ffi_common.h> - -#if !FFI_NO_RAW_API - -size_t -ffi_raw_size (ffi_cif *cif) -{ - size_t result = 0; - int i; - - ffi_type **at = cif->arg_types; - - for (i = cif->nargs-1; i >= 0; i--, at++) - { -#if !FFI_NO_STRUCTS - if ((*at)->type == FFI_TYPE_STRUCT) - result += ALIGN (sizeof (void*), FFI_SIZEOF_ARG); - else -#endif - result += ALIGN ((*at)->size, FFI_SIZEOF_ARG); - } - - return result; -} - - -void -ffi_raw_to_ptrarray (ffi_cif *cif, ffi_raw *raw, void **args) -{ - unsigned i; - ffi_type **tp = cif->arg_types; - -#if WORDS_BIGENDIAN - - for (i = 0; i < cif->nargs; i++, tp++, args++) - { - switch ((*tp)->type) - { - case FFI_TYPE_UINT8: - case FFI_TYPE_SINT8: - *args = (void*) ((char*)(raw++) + FFI_SIZEOF_ARG - 1); - break; - - case FFI_TYPE_UINT16: - case FFI_TYPE_SINT16: - *args = (void*) ((char*)(raw++) + FFI_SIZEOF_ARG - 2); - break; - -#if FFI_SIZEOF_ARG >= 4 - case FFI_TYPE_UINT32: - case FFI_TYPE_SINT32: - *args = (void*) ((char*)(raw++) + FFI_SIZEOF_ARG - 4); - break; -#endif - -#if !FFI_NO_STRUCTS - case FFI_TYPE_STRUCT: - *args = (raw++)->ptr; - break; -#endif - - case FFI_TYPE_POINTER: - *args = (void*) &(raw++)->ptr; - break; - - default: - *args = raw; - raw += ALIGN ((*tp)->size, FFI_SIZEOF_ARG) / FFI_SIZEOF_ARG; - } - } - -#else /* WORDS_BIGENDIAN */ - -#if !PDP - - /* then assume little endian */ - for (i = 0; i < cif->nargs; i++, tp++, args++) - { -#if !FFI_NO_STRUCTS - if ((*tp)->type == FFI_TYPE_STRUCT) - { - *args = (raw++)->ptr; - } - else -#endif - { - *args = (void*) raw; - raw += ALIGN ((*tp)->size, sizeof (void*)) / sizeof (void*); - } - } - -#else -#error "pdp endian not supported" -#endif /* ! PDP */ - -#endif /* WORDS_BIGENDIAN */ -} - -void -ffi_ptrarray_to_raw (ffi_cif *cif, void **args, ffi_raw *raw) -{ - unsigned i; - ffi_type **tp = cif->arg_types; - - for (i = 0; i < cif->nargs; i++, tp++, args++) - { - switch ((*tp)->type) - { - case FFI_TYPE_UINT8: - (raw++)->uint = *(UINT8*) (*args); - break; - - case FFI_TYPE_SINT8: - (raw++)->sint = *(SINT8*) (*args); - break; - - case FFI_TYPE_UINT16: - (raw++)->uint = *(UINT16*) (*args); - break; - - case FFI_TYPE_SINT16: - (raw++)->sint = *(SINT16*) (*args); - break; - -#if FFI_SIZEOF_ARG >= 4 - case FFI_TYPE_UINT32: - (raw++)->uint = *(UINT32*) (*args); - break; - - case FFI_TYPE_SINT32: - (raw++)->sint = *(SINT32*) (*args); - break; -#endif - -#if !FFI_NO_STRUCTS - case FFI_TYPE_STRUCT: - (raw++)->ptr = *args; - break; -#endif - - case FFI_TYPE_POINTER: - (raw++)->ptr = **(void***) args; - break; - - default: - memcpy ((void*) raw->data, (void*)*args, (*tp)->size); - raw += ALIGN ((*tp)->size, FFI_SIZEOF_ARG) / FFI_SIZEOF_ARG; - } - } -} - -#if !FFI_NATIVE_RAW_API - - -/* This is a generic definition of ffi_raw_call, to be used if the - * native system does not provide a machine-specific implementation. - * Having this, allows code to be written for the raw API, without - * the need for system-specific code to handle input in that format; - * these following couple of functions will handle the translation forth - * and back automatically. */ - -void ffi_raw_call (/*@dependent@*/ ffi_cif *cif, - void (*fn)(), - /*@out@*/ void *rvalue, - /*@dependent@*/ ffi_raw *raw) -{ - void **avalue = (void**) alloca (cif->nargs * sizeof (void*)); - ffi_raw_to_ptrarray (cif, raw, avalue); - ffi_call (cif, fn, rvalue, avalue); -} - -#if FFI_CLOSURES /* base system provides closures */ - -static void -ffi_translate_args (ffi_cif *cif, void *rvalue, - void **avalue, void *user_data) -{ - ffi_raw *raw = (ffi_raw*)alloca (ffi_raw_size (cif)); - ffi_raw_closure *cl = (ffi_raw_closure*)user_data; - - ffi_ptrarray_to_raw (cif, avalue, raw); - (*cl->fun) (cif, rvalue, raw, cl->user_data); -} - -/* Again, here is the generic version of ffi_prep_raw_closure, which - * will install an intermediate "hub" for translation of arguments from - * the pointer-array format, to the raw format */ - -ffi_status -ffi_prep_raw_closure (ffi_raw_closure* cl, - ffi_cif *cif, - void (*fun)(ffi_cif*,void*,ffi_raw*,void*), - void *user_data) -{ - ffi_status status; - - status = ffi_prep_closure ((ffi_closure*) cl, - cif, - &ffi_translate_args, - (void*)cl); - if (status == FFI_OK) - { - cl->fun = fun; - cl->user_data = user_data; - } - - return status; -} - -#endif /* FFI_CLOSURES */ -#endif /* !FFI_NATIVE_RAW_API */ -#endif /* !FFI_NO_RAW_API */ diff --git a/libffi/src/s390/ffi.c b/libffi/src/s390/ffi.c deleted file mode 100644 index d672b3c..0000000 --- a/libffi/src/s390/ffi.c +++ /dev/null @@ -1,753 +0,0 @@ -/* ----------------------------------------------------------------------- - ffi.c - Copyright (c) 2000 Software AG - - S390 Foreign Function Interface - - Permission is hereby granted, free of charge, to any person obtaining - a copy of this software and associated documentation files (the - ``Software''), to deal in the Software without restriction, including - without limitation the rights to use, copy, modify, merge, publish, - distribute, sublicense, and/or sell copies of the Software, and to - permit persons to whom the Software is furnished to do so, subject to - the following conditions: - - The above copyright notice and this permission notice shall be included - in all copies or substantial portions of the Software. - - THE SOFTWARE IS PROVIDED ``AS IS'', WITHOUT WARRANTY OF ANY KIND, EXPRESS - OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF - MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. - IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY CLAIM, DAMAGES OR - OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, - ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR - OTHER DEALINGS IN THE SOFTWARE. - ----------------------------------------------------------------------- */ -/*====================================================================*/ -/* Includes */ -/* -------- */ -/*====================================================================*/ - -#include <ffi.h> -#include <ffi_common.h> - -#include <stdlib.h> -#include <stdio.h> - -/*====================== End of Includes =============================*/ - -/*====================================================================*/ -/* Defines */ -/* ------- */ -/*====================================================================*/ - -/* Maximum number of GPRs available for argument passing. */ -#define MAX_GPRARGS 5 - -/* Maximum number of FPRs available for argument passing. */ -#ifdef __s390x__ -#define MAX_FPRARGS 4 -#else -#define MAX_FPRARGS 2 -#endif - -/* Round to multiple of 16. */ -#define ROUND_SIZE(size) (((size) + 15) & ~15) - -/* If these values change, sysv.S must be adapted! */ -#define FFI390_RET_VOID 0 -#define FFI390_RET_STRUCT 1 -#define FFI390_RET_FLOAT 2 -#define FFI390_RET_DOUBLE 3 -#define FFI390_RET_INT32 4 -#define FFI390_RET_INT64 5 - -/*===================== End of Defines ===============================*/ - -/*====================================================================*/ -/* Prototypes */ -/* ---------- */ -/*====================================================================*/ - -static void ffi_prep_args (unsigned char *, extended_cif *); -static int ffi_check_float_struct (ffi_type *); -void -#if __GNUC__ > 3 || (__GNUC__ == 3 && __GNUC_MINOR__ > 2) -__attribute__ ((visibility ("hidden"))) -#endif -ffi_closure_helper_SYSV (ffi_closure *, unsigned long *, - unsigned long long *, unsigned long *); - -/*====================== End of Prototypes ===========================*/ - -/*====================================================================*/ -/* Externals */ -/* --------- */ -/*====================================================================*/ - -extern void ffi_call_SYSV(unsigned, - extended_cif *, - void (*)(unsigned char *, extended_cif *), - unsigned, - void *, - void (*fn)()); - -extern void ffi_closure_SYSV(void); - -/*====================== End of Externals ============================*/ - -/*====================================================================*/ -/* */ -/* Name - ffi_check_struct_type. */ -/* */ -/* Function - Determine if a structure can be passed within a */ -/* general purpose or floating point register. */ -/* */ -/*====================================================================*/ - -static int -ffi_check_struct_type (ffi_type *arg) -{ - size_t size = arg->size; - - /* If the struct has just one element, look at that element - to find out whether to consider the struct as floating point. */ - while (arg->type == FFI_TYPE_STRUCT - && arg->elements[0] && !arg->elements[1]) - arg = arg->elements[0]; - - /* Structs of size 1, 2, 4, and 8 are passed in registers, - just like the corresponding int/float types. */ - switch (size) - { - case 1: - return FFI_TYPE_UINT8; - - case 2: - return FFI_TYPE_UINT16; - - case 4: - if (arg->type == FFI_TYPE_FLOAT) - return FFI_TYPE_FLOAT; - else - return FFI_TYPE_UINT32; - - case 8: - if (arg->type == FFI_TYPE_DOUBLE) - return FFI_TYPE_DOUBLE; - else - return FFI_TYPE_UINT64; - - default: - break; - } - - /* Other structs are passed via a pointer to the data. */ - return FFI_TYPE_POINTER; -} - -/*======================== End of Routine ============================*/ - -/*====================================================================*/ -/* */ -/* Name - ffi_prep_args. */ -/* */ -/* Function - Prepare parameters for call to function. */ -/* */ -/* ffi_prep_args is called by the assembly routine once stack space */ -/* has been allocated for the function's arguments. */ -/* */ -/*====================================================================*/ - -static void -ffi_prep_args (unsigned char *stack, extended_cif *ecif) -{ - /* The stack space will be filled with those areas: - - FPR argument register save area (highest addresses) - GPR argument register save area - temporary struct copies - overflow argument area (lowest addresses) - - We set up the following pointers: - - p_fpr: bottom of the FPR area (growing upwards) - p_gpr: bottom of the GPR area (growing upwards) - p_ov: bottom of the overflow area (growing upwards) - p_struct: top of the struct copy area (growing downwards) - - All areas are kept aligned to twice the word size. */ - - int gpr_off = ecif->cif->bytes; - int fpr_off = gpr_off + ROUND_SIZE (MAX_GPRARGS * sizeof (long)); - - unsigned long long *p_fpr = (unsigned long long *)(stack + fpr_off); - unsigned long *p_gpr = (unsigned long *)(stack + gpr_off); - unsigned char *p_struct = (unsigned char *)p_gpr; - unsigned long *p_ov = (unsigned long *)stack; - - int n_fpr = 0; - int n_gpr = 0; - int n_ov = 0; - - ffi_type **ptr; - void **p_argv = ecif->avalue; - int i; - - /* If we returning a structure then we set the first parameter register - to the address of where we are returning this structure. */ - - if (ecif->cif->flags == FFI390_RET_STRUCT) - p_gpr[n_gpr++] = (unsigned long) ecif->rvalue; - - /* Now for the arguments. */ - - for (ptr = ecif->cif->arg_types, i = ecif->cif->nargs; - i > 0; - i--, ptr++, p_argv++) - { - void *arg = *p_argv; - int type = (*ptr)->type; - - /* Check how a structure type is passed. */ - if (type == FFI_TYPE_STRUCT) - { - type = ffi_check_struct_type (*ptr); - - /* If we pass the struct via pointer, copy the data. */ - if (type == FFI_TYPE_POINTER) - { - p_struct -= ROUND_SIZE ((*ptr)->size); - memcpy (p_struct, (char *)arg, (*ptr)->size); - arg = &p_struct; - } - } - - /* Pointers are passed like UINTs of the same size. */ - if (type == FFI_TYPE_POINTER) -#ifdef __s390x__ - type = FFI_TYPE_UINT64; -#else - type = FFI_TYPE_UINT32; -#endif - - /* Now handle all primitive int/float data types. */ - switch (type) - { - case FFI_TYPE_DOUBLE: - if (n_fpr < MAX_FPRARGS) - p_fpr[n_fpr++] = *(unsigned long long *) arg; - else -#ifdef __s390x__ - p_ov[n_ov++] = *(unsigned long *) arg; -#else - p_ov[n_ov++] = ((unsigned long *) arg)[0], - p_ov[n_ov++] = ((unsigned long *) arg)[1]; -#endif - break; - - case FFI_TYPE_FLOAT: - if (n_fpr < MAX_FPRARGS) - p_fpr[n_fpr++] = (long long) *(unsigned int *) arg << 32; - else - p_ov[n_ov++] = *(unsigned int *) arg; - break; - - case FFI_TYPE_UINT64: - case FFI_TYPE_SINT64: -#ifdef __s390x__ - if (n_gpr < MAX_GPRARGS) - p_gpr[n_gpr++] = *(unsigned long *) arg; - else - p_ov[n_ov++] = *(unsigned long *) arg; -#else - if (n_gpr == MAX_GPRARGS-1) - n_gpr = MAX_GPRARGS; - if (n_gpr < MAX_GPRARGS) - p_gpr[n_gpr++] = ((unsigned long *) arg)[0], - p_gpr[n_gpr++] = ((unsigned long *) arg)[1]; - else - p_ov[n_ov++] = ((unsigned long *) arg)[0], - p_ov[n_ov++] = ((unsigned long *) arg)[1]; -#endif - break; - - case FFI_TYPE_UINT32: - if (n_gpr < MAX_GPRARGS) - p_gpr[n_gpr++] = *(unsigned int *) arg; - else - p_ov[n_ov++] = *(unsigned int *) arg; - break; - - case FFI_TYPE_INT: - case FFI_TYPE_SINT32: - if (n_gpr < MAX_GPRARGS) - p_gpr[n_gpr++] = *(signed int *) arg; - else - p_ov[n_ov++] = *(signed int *) arg; - break; - - case FFI_TYPE_UINT16: - if (n_gpr < MAX_GPRARGS) - p_gpr[n_gpr++] = *(unsigned short *) arg; - else - p_ov[n_ov++] = *(unsigned short *) arg; - break; - - case FFI_TYPE_SINT16: - if (n_gpr < MAX_GPRARGS) - p_gpr[n_gpr++] = *(signed short *) arg; - else - p_ov[n_ov++] = *(signed short *) arg; - break; - - case FFI_TYPE_UINT8: - if (n_gpr < MAX_GPRARGS) - p_gpr[n_gpr++] = *(unsigned char *) arg; - else - p_ov[n_ov++] = *(unsigned char *) arg; - break; - - case FFI_TYPE_SINT8: - if (n_gpr < MAX_GPRARGS) - p_gpr[n_gpr++] = *(signed char *) arg; - else - p_ov[n_ov++] = *(signed char *) arg; - break; - - default: - FFI_ASSERT (0); - break; - } - } -} - -/*======================== End of Routine ============================*/ - -/*====================================================================*/ -/* */ -/* Name - ffi_prep_cif_machdep. */ -/* */ -/* Function - Perform machine dependent CIF processing. */ -/* */ -/*====================================================================*/ - -ffi_status -ffi_prep_cif_machdep(ffi_cif *cif) -{ - size_t struct_size = 0; - int n_gpr = 0; - int n_fpr = 0; - int n_ov = 0; - - ffi_type **ptr; - int i; - - /* Determine return value handling. */ - - switch (cif->rtype->type) - { - /* Void is easy. */ - case FFI_TYPE_VOID: - cif->flags = FFI390_RET_VOID; - break; - - /* Structures are returned via a hidden pointer. */ - case FFI_TYPE_STRUCT: - cif->flags = FFI390_RET_STRUCT; - n_gpr++; /* We need one GPR to pass the pointer. */ - break; - - /* Floating point values are returned in fpr 0. */ - case FFI_TYPE_FLOAT: - cif->flags = FFI390_RET_FLOAT; - break; - - case FFI_TYPE_DOUBLE: - cif->flags = FFI390_RET_DOUBLE; - break; - - /* Integer values are returned in gpr 2 (and gpr 3 - for 64-bit values on 31-bit machines). */ - case FFI_TYPE_UINT64: - case FFI_TYPE_SINT64: - cif->flags = FFI390_RET_INT64; - break; - - case FFI_TYPE_POINTER: - case FFI_TYPE_INT: - case FFI_TYPE_UINT32: - case FFI_TYPE_SINT32: - case FFI_TYPE_UINT16: - case FFI_TYPE_SINT16: - case FFI_TYPE_UINT8: - case FFI_TYPE_SINT8: - /* These are to be extended to word size. */ -#ifdef __s390x__ - cif->flags = FFI390_RET_INT64; -#else - cif->flags = FFI390_RET_INT32; -#endif - break; - - default: - FFI_ASSERT (0); - break; - } - - /* Now for the arguments. */ - - for (ptr = cif->arg_types, i = cif->nargs; - i > 0; - i--, ptr++) - { - int type = (*ptr)->type; - - /* Check how a structure type is passed. */ - if (type == FFI_TYPE_STRUCT) - { - type = ffi_check_struct_type (*ptr); - - /* If we pass the struct via pointer, we must reserve space - to copy its data for proper call-by-value semantics. */ - if (type == FFI_TYPE_POINTER) - struct_size += ROUND_SIZE ((*ptr)->size); - } - - /* Now handle all primitive int/float data types. */ - switch (type) - { - /* The first MAX_FPRARGS floating point arguments - go in FPRs, the rest overflow to the stack. */ - - case FFI_TYPE_DOUBLE: - if (n_fpr < MAX_FPRARGS) - n_fpr++; - else - n_ov += sizeof (double) / sizeof (long); - break; - - case FFI_TYPE_FLOAT: - if (n_fpr < MAX_FPRARGS) - n_fpr++; - else - n_ov++; - break; - - /* On 31-bit machines, 64-bit integers are passed in GPR pairs, - if one is still available, or else on the stack. If only one - register is free, skip the register (it won't be used for any - subsequent argument either). */ - -#ifndef __s390x__ - case FFI_TYPE_UINT64: - case FFI_TYPE_SINT64: - if (n_gpr == MAX_GPRARGS-1) - n_gpr = MAX_GPRARGS; - if (n_gpr < MAX_GPRARGS) - n_gpr += 2; - else - n_ov += 2; - break; -#endif - - /* Everything else is passed in GPRs (until MAX_GPRARGS - have been used) or overflows to the stack. */ - - default: - if (n_gpr < MAX_GPRARGS) - n_gpr++; - else - n_ov++; - break; - } - } - - /* Total stack space as required for overflow arguments - and temporary structure copies. */ - - cif->bytes = ROUND_SIZE (n_ov * sizeof (long)) + struct_size; - - return FFI_OK; -} - -/*======================== End of Routine ============================*/ - -/*====================================================================*/ -/* */ -/* Name - ffi_call. */ -/* */ -/* Function - Call the FFI routine. */ -/* */ -/*====================================================================*/ - -void -ffi_call(ffi_cif *cif, - void (*fn)(), - void *rvalue, - void **avalue) -{ - int ret_type = cif->flags; - extended_cif ecif; - - ecif.cif = cif; - ecif.avalue = avalue; - ecif.rvalue = rvalue; - - /* If we don't have a return value, we need to fake one. */ - if (rvalue == NULL) - { - if (ret_type == FFI390_RET_STRUCT) - ecif.rvalue = alloca (cif->rtype->size); - else - ret_type = FFI390_RET_VOID; - } - - switch (cif->abi) - { - case FFI_SYSV: - ffi_call_SYSV (cif->bytes, &ecif, ffi_prep_args, - ret_type, ecif.rvalue, fn); - break; - - default: - FFI_ASSERT (0); - break; - } -} - -/*======================== End of Routine ============================*/ - -/*====================================================================*/ -/* */ -/* Name - ffi_closure_helper_SYSV. */ -/* */ -/* Function - Call a FFI closure target function. */ -/* */ -/*====================================================================*/ - -void -ffi_closure_helper_SYSV (ffi_closure *closure, - unsigned long *p_gpr, - unsigned long long *p_fpr, - unsigned long *p_ov) -{ - unsigned long long ret_buffer; - - void *rvalue = &ret_buffer; - void **avalue; - void **p_arg; - - int n_gpr = 0; - int n_fpr = 0; - int n_ov = 0; - - ffi_type **ptr; - int i; - - /* Allocate buffer for argument list pointers. */ - - p_arg = avalue = alloca (closure->cif->nargs * sizeof (void *)); - - /* If we returning a structure, pass the structure address - directly to the target function. Otherwise, have the target - function store the return value to the GPR save area. */ - - if (closure->cif->flags == FFI390_RET_STRUCT) - rvalue = (void *) p_gpr[n_gpr++]; - - /* Now for the arguments. */ - - for (ptr = closure->cif->arg_types, i = closure->cif->nargs; - i > 0; - i--, p_arg++, ptr++) - { - int deref_struct_pointer = 0; - int type = (*ptr)->type; - - /* Check how a structure type is passed. */ - if (type == FFI_TYPE_STRUCT) - { - type = ffi_check_struct_type (*ptr); - - /* If we pass the struct via pointer, remember to - retrieve the pointer later. */ - if (type == FFI_TYPE_POINTER) - deref_struct_pointer = 1; - } - - /* Pointers are passed like UINTs of the same size. */ - if (type == FFI_TYPE_POINTER) -#ifdef __s390x__ - type = FFI_TYPE_UINT64; -#else - type = FFI_TYPE_UINT32; -#endif - - /* Now handle all primitive int/float data types. */ - switch (type) - { - case FFI_TYPE_DOUBLE: - if (n_fpr < MAX_FPRARGS) - *p_arg = &p_fpr[n_fpr++]; - else - *p_arg = &p_ov[n_ov], - n_ov += sizeof (double) / sizeof (long); - break; - - case FFI_TYPE_FLOAT: - if (n_fpr < MAX_FPRARGS) - *p_arg = &p_fpr[n_fpr++]; - else - *p_arg = (char *)&p_ov[n_ov++] + sizeof (long) - 4; - break; - - case FFI_TYPE_UINT64: - case FFI_TYPE_SINT64: -#ifdef __s390x__ - if (n_gpr < MAX_GPRARGS) - *p_arg = &p_gpr[n_gpr++]; - else - *p_arg = &p_ov[n_ov++]; -#else - if (n_gpr == MAX_GPRARGS-1) - n_gpr = MAX_GPRARGS; - if (n_gpr < MAX_GPRARGS) - *p_arg = &p_gpr[n_gpr], n_gpr += 2; - else - *p_arg = &p_ov[n_ov], n_ov += 2; -#endif - break; - - case FFI_TYPE_INT: - case FFI_TYPE_UINT32: - case FFI_TYPE_SINT32: - if (n_gpr < MAX_GPRARGS) - *p_arg = (char *)&p_gpr[n_gpr++] + sizeof (long) - 4; - else - *p_arg = (char *)&p_ov[n_ov++] + sizeof (long) - 4; - break; - - case FFI_TYPE_UINT16: - case FFI_TYPE_SINT16: - if (n_gpr < MAX_GPRARGS) - *p_arg = (char *)&p_gpr[n_gpr++] + sizeof (long) - 2; - else - *p_arg = (char *)&p_ov[n_ov++] + sizeof (long) - 2; - break; - - case FFI_TYPE_UINT8: - case FFI_TYPE_SINT8: - if (n_gpr < MAX_GPRARGS) - *p_arg = (char *)&p_gpr[n_gpr++] + sizeof (long) - 1; - else - *p_arg = (char *)&p_ov[n_ov++] + sizeof (long) - 1; - break; - - default: - FFI_ASSERT (0); - break; - } - - /* If this is a struct passed via pointer, we need to - actually retrieve that pointer. */ - if (deref_struct_pointer) - *p_arg = *(void **)*p_arg; - } - - - /* Call the target function. */ - (closure->fun) (closure->cif, rvalue, avalue, closure->user_data); - - /* Convert the return value. */ - switch (closure->cif->rtype->type) - { - /* Void is easy, and so is struct. */ - case FFI_TYPE_VOID: - case FFI_TYPE_STRUCT: - break; - - /* Floating point values are returned in fpr 0. */ - case FFI_TYPE_FLOAT: - p_fpr[0] = (long long) *(unsigned int *) rvalue << 32; - break; - - case FFI_TYPE_DOUBLE: - p_fpr[0] = *(unsigned long long *) rvalue; - break; - - /* Integer values are returned in gpr 2 (and gpr 3 - for 64-bit values on 31-bit machines). */ - case FFI_TYPE_UINT64: - case FFI_TYPE_SINT64: -#ifdef __s390x__ - p_gpr[0] = *(unsigned long *) rvalue; -#else - p_gpr[0] = ((unsigned long *) rvalue)[0], - p_gpr[1] = ((unsigned long *) rvalue)[1]; -#endif - break; - - case FFI_TYPE_POINTER: - case FFI_TYPE_UINT32: - case FFI_TYPE_UINT16: - case FFI_TYPE_UINT8: - p_gpr[0] = *(unsigned long *) rvalue; - break; - - case FFI_TYPE_INT: - case FFI_TYPE_SINT32: - case FFI_TYPE_SINT16: - case FFI_TYPE_SINT8: - p_gpr[0] = *(signed long *) rvalue; - break; - - default: - FFI_ASSERT (0); - break; - } -} - -/*======================== End of Routine ============================*/ - -/*====================================================================*/ -/* */ -/* Name - ffi_prep_closure. */ -/* */ -/* Function - Prepare a FFI closure. */ -/* */ -/*====================================================================*/ - -ffi_status -ffi_prep_closure (ffi_closure *closure, - ffi_cif *cif, - void (*fun) (ffi_cif *, void *, void **, void *), - void *user_data) -{ - FFI_ASSERT (cif->abi == FFI_SYSV); - -#ifndef __s390x__ - *(short *)&closure->tramp [0] = 0x0d10; /* basr %r1,0 */ - *(short *)&closure->tramp [2] = 0x9801; /* lm %r0,%r1,6(%r1) */ - *(short *)&closure->tramp [4] = 0x1006; - *(short *)&closure->tramp [6] = 0x07f1; /* br %r1 */ - *(long *)&closure->tramp [8] = (long)closure; - *(long *)&closure->tramp[12] = (long)&ffi_closure_SYSV; -#else - *(short *)&closure->tramp [0] = 0x0d10; /* basr %r1,0 */ - *(short *)&closure->tramp [2] = 0xeb01; /* lmg %r0,%r1,14(%r1) */ - *(short *)&closure->tramp [4] = 0x100e; - *(short *)&closure->tramp [6] = 0x0004; - *(short *)&closure->tramp [8] = 0x07f1; /* br %r1 */ - *(long *)&closure->tramp[16] = (long)closure; - *(long *)&closure->tramp[24] = (long)&ffi_closure_SYSV; -#endif - - closure->cif = cif; - closure->user_data = user_data; - closure->fun = fun; - - return FFI_OK; -} - -/*======================== End of Routine ============================*/ - diff --git a/libffi/src/s390/ffitarget.h b/libffi/src/s390/ffitarget.h deleted file mode 100644 index 5ec8ade..0000000 --- a/libffi/src/s390/ffitarget.h +++ /dev/null @@ -1,59 +0,0 @@ -/* -----------------------------------------------------------------*-C-*- - ffitarget.h - Copyright (c) 1996-2003 Red Hat, Inc. - Target configuration macros for S390. - - Permission is hereby granted, free of charge, to any person obtaining - a copy of this software and associated documentation files (the - ``Software''), to deal in the Software without restriction, including - without limitation the rights to use, copy, modify, merge, publish, - distribute, sublicense, and/or sell copies of the Software, and to - permit persons to whom the Software is furnished to do so, subject to - the following conditions: - - The above copyright notice and this permission notice shall be included - in all copies or substantial portions of the Software. - - THE SOFTWARE IS PROVIDED ``AS IS'', WITHOUT WARRANTY OF ANY KIND, EXPRESS - OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF - MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. - IN NO EVENT SHALL CYGNUS SOLUTIONS BE LIABLE FOR ANY CLAIM, DAMAGES OR - OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, - ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR - OTHER DEALINGS IN THE SOFTWARE. - - ----------------------------------------------------------------------- */ - -#ifndef LIBFFI_TARGET_H -#define LIBFFI_TARGET_H - -#if defined (__s390x__) -#define S390X -#endif - -/* ---- System specific configurations ----------------------------------- */ - -#ifndef LIBFFI_ASM -typedef unsigned long ffi_arg; -typedef signed long ffi_sarg; - -typedef enum ffi_abi { - FFI_FIRST_ABI = 0, - FFI_SYSV, - FFI_DEFAULT_ABI = FFI_SYSV, - FFI_LAST_ABI = FFI_DEFAULT_ABI + 1 -} ffi_abi; -#endif - - -/* ---- Definitions for closures ----------------------------------------- */ - -#define FFI_CLOSURES 1 -#ifdef S390X -#define FFI_TRAMPOLINE_SIZE 32 -#else -#define FFI_TRAMPOLINE_SIZE 16 -#endif -#define FFI_NATIVE_RAW_API 0 - -#endif - diff --git a/libffi/src/s390/sysv.S b/libffi/src/s390/sysv.S deleted file mode 100644 index e9cbed9..0000000 --- a/libffi/src/s390/sysv.S +++ /dev/null @@ -1,429 +0,0 @@ -/* ----------------------------------------------------------------------- - sysv.S - Copyright (c) 2000 Software AG - - S390 Foreign Function Interface - - Permission is hereby granted, free of charge, to any person obtaining - a copy of this software and associated documentation files (the - ``Software''), to deal in the Software without restriction, including - without limitation the rights to use, copy, modify, merge, publish, - distribute, sublicense, and/or sell copies of the Software, and to - permit persons to whom the Software is furnished to do so, subject to - the following conditions: - - The above copyright notice and this permission notice shall be included - in all copies or substantial portions of the Software. - - THE SOFTWARE IS PROVIDED ``AS IS'', WITHOUT WARRANTY OF ANY KIND, EXPRESS - OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF - MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. - IN NO EVENT SHALL CYGNUS SOLUTIONS BE LIABLE FOR ANY CLAIM, DAMAGES OR - OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, - ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR - OTHER DEALINGS IN THE SOFTWARE. - ----------------------------------------------------------------------- */ - -#define LIBFFI_ASM -#include <fficonfig.h> -#include <ffi.h> - -#ifndef __s390x__ - -.text - - # r2: cif->bytes - # r3: &ecif - # r4: ffi_prep_args - # r5: ret_type - # r6: ecif.rvalue - # ov: fn - - # This assumes we are using gas. - .globl ffi_call_SYSV - .type ffi_call_SYSV,%function -ffi_call_SYSV: -.LFB1: - stm %r6,%r15,24(%r15) # Save registers -.LCFI0: - basr %r13,0 # Set up base register -.Lbase: - lr %r11,%r15 # Set up frame pointer -.LCFI1: - sr %r15,%r2 - ahi %r15,-96-48 # Allocate stack - lr %r8,%r6 # Save ecif.rvalue - sr %r9,%r9 - ic %r9,.Ltable-.Lbase(%r13,%r5) # Load epilog address - l %r7,96(%r11) # Load function address - st %r11,0(%r15) # Set up back chain - ahi %r11,-48 # Register save area -.LCFI2: - - la %r2,96(%r15) # Save area - # r3 already holds &ecif - basr %r14,%r4 # Call ffi_prep_args - - lm %r2,%r6,0(%r11) # Load arguments - ld %f0,32(%r11) - ld %f2,40(%r11) - la %r14,0(%r13,%r9) # Set return address - br %r7 # ... and call function - -.LretNone: # Return void - l %r4,48+56(%r11) - lm %r6,%r15,48+24(%r11) - br %r4 - -.LretFloat: - l %r4,48+56(%r11) - ste %f0,0(%r8) # Return float - lm %r6,%r15,48+24(%r11) - br %r4 - -.LretDouble: - l %r4,48+56(%r11) - std %f0,0(%r8) # Return double - lm %r6,%r15,48+24(%r11) - br %r4 - -.LretInt32: - l %r4,48+56(%r11) - st %r2,0(%r8) # Return int - lm %r6,%r15,48+24(%r11) - br %r4 - -.LretInt64: - l %r4,48+56(%r11) - stm %r2,%r3,0(%r8) # Return long long - lm %r6,%r15,48+24(%r11) - br %r4 - -.Ltable: - .byte .LretNone-.Lbase # FFI390_RET_VOID - .byte .LretNone-.Lbase # FFI390_RET_STRUCT - .byte .LretFloat-.Lbase # FFI390_RET_FLOAT - .byte .LretDouble-.Lbase # FFI390_RET_DOUBLE - .byte .LretInt32-.Lbase # FFI390_RET_INT32 - .byte .LretInt64-.Lbase # FFI390_RET_INT64 - -.LFE1: -.ffi_call_SYSV_end: - .size ffi_call_SYSV,.ffi_call_SYSV_end-ffi_call_SYSV - - - .globl ffi_closure_SYSV - .type ffi_closure_SYSV,%function -ffi_closure_SYSV: -.LFB2: - stm %r12,%r15,48(%r15) # Save registers -.LCFI10: - basr %r13,0 # Set up base register -.Lcbase: - stm %r2,%r6,8(%r15) # Save arguments - std %f0,64(%r15) - std %f2,72(%r15) - lr %r1,%r15 # Set up stack frame - ahi %r15,-96 -.LCFI11: - l %r12,.Lchelper-.Lcbase(%r13) # Get helper function - lr %r2,%r0 # Closure - la %r3,8(%r1) # GPRs - la %r4,64(%r1) # FPRs - la %r5,96(%r1) # Overflow - st %r1,0(%r15) # Set up back chain - - bas %r14,0(%r12,%r13) # Call helper - - l %r4,96+56(%r15) - ld %f0,96+64(%r15) # Load return registers - lm %r2,%r3,96+8(%r15) - lm %r12,%r15,96+48(%r15) - br %r4 - - .align 4 -.Lchelper: - .long ffi_closure_helper_SYSV-.Lcbase - -.LFE2: - -.ffi_closure_SYSV_end: - .size ffi_closure_SYSV,.ffi_closure_SYSV_end-ffi_closure_SYSV - - - .section .eh_frame,EH_FRAME_FLAGS,@progbits -.Lframe1: - .4byte .LECIE1-.LSCIE1 # Length of Common Information Entry -.LSCIE1: - .4byte 0x0 # CIE Identifier Tag - .byte 0x1 # CIE Version - .ascii "zR\0" # CIE Augmentation - .uleb128 0x1 # CIE Code Alignment Factor - .sleb128 -4 # CIE Data Alignment Factor - .byte 0xe # CIE RA Column - .uleb128 0x1 # Augmentation size - .byte 0x1b # FDE Encoding (pcrel sdata4) - .byte 0xc # DW_CFA_def_cfa - .uleb128 0xf - .uleb128 0x60 - .align 4 -.LECIE1: -.LSFDE1: - .4byte .LEFDE1-.LASFDE1 # FDE Length -.LASFDE1: - .4byte .LASFDE1-.Lframe1 # FDE CIE offset - .4byte .LFB1-. # FDE initial location - .4byte .LFE1-.LFB1 # FDE address range - .uleb128 0x0 # Augmentation size - .byte 0x4 # DW_CFA_advance_loc4 - .4byte .LCFI0-.LFB1 - .byte 0x8f # DW_CFA_offset, column 0xf - .uleb128 0x9 - .byte 0x8e # DW_CFA_offset, column 0xe - .uleb128 0xa - .byte 0x8d # DW_CFA_offset, column 0xd - .uleb128 0xb - .byte 0x8c # DW_CFA_offset, column 0xc - .uleb128 0xc - .byte 0x8b # DW_CFA_offset, column 0xb - .uleb128 0xd - .byte 0x8a # DW_CFA_offset, column 0xa - .uleb128 0xe - .byte 0x89 # DW_CFA_offset, column 0x9 - .uleb128 0xf - .byte 0x88 # DW_CFA_offset, column 0x8 - .uleb128 0x10 - .byte 0x87 # DW_CFA_offset, column 0x7 - .uleb128 0x11 - .byte 0x86 # DW_CFA_offset, column 0x6 - .uleb128 0x12 - .byte 0x4 # DW_CFA_advance_loc4 - .4byte .LCFI1-.LCFI0 - .byte 0xd # DW_CFA_def_cfa_register - .uleb128 0xb - .byte 0x4 # DW_CFA_advance_loc4 - .4byte .LCFI2-.LCFI1 - .byte 0xe # DW_CFA_def_cfa_offset - .uleb128 0x90 - .align 4 -.LEFDE1: -.LSFDE2: - .4byte .LEFDE2-.LASFDE2 # FDE Length -.LASFDE2: - .4byte .LASFDE2-.Lframe1 # FDE CIE offset - .4byte .LFB2-. # FDE initial location - .4byte .LFE2-.LFB2 # FDE address range - .uleb128 0x0 # Augmentation size - .byte 0x4 # DW_CFA_advance_loc4 - .4byte .LCFI10-.LFB2 - .byte 0x8f # DW_CFA_offset, column 0xf - .uleb128 0x9 - .byte 0x8e # DW_CFA_offset, column 0xe - .uleb128 0xa - .byte 0x8d # DW_CFA_offset, column 0xd - .uleb128 0xb - .byte 0x8c # DW_CFA_offset, column 0xc - .uleb128 0xc - .byte 0x4 # DW_CFA_advance_loc4 - .4byte .LCFI11-.LCFI10 - .byte 0xe # DW_CFA_def_cfa_offset - .uleb128 0xc0 - .align 4 -.LEFDE2: - -#else - -.text - - # r2: cif->bytes - # r3: &ecif - # r4: ffi_prep_args - # r5: ret_type - # r6: ecif.rvalue - # ov: fn - - # This assumes we are using gas. - .globl ffi_call_SYSV - .type ffi_call_SYSV,%function -ffi_call_SYSV: -.LFB1: - stmg %r6,%r15,48(%r15) # Save registers -.LCFI0: - larl %r13,.Lbase # Set up base register - lgr %r11,%r15 # Set up frame pointer -.LCFI1: - sgr %r15,%r2 - aghi %r15,-160-80 # Allocate stack - lgr %r8,%r6 # Save ecif.rvalue - llgc %r9,.Ltable-.Lbase(%r13,%r5) # Load epilog address - lg %r7,160(%r11) # Load function address - stg %r11,0(%r15) # Set up back chain - aghi %r11,-80 # Register save area -.LCFI2: - - la %r2,160(%r15) # Save area - # r3 already holds &ecif - basr %r14,%r4 # Call ffi_prep_args - - lmg %r2,%r6,0(%r11) # Load arguments - ld %f0,48(%r11) - ld %f2,56(%r11) - ld %f4,64(%r11) - ld %f6,72(%r11) - la %r14,0(%r13,%r9) # Set return address - br %r7 # ... and call function - -.Lbase: -.LretNone: # Return void - lg %r4,80+112(%r11) - lmg %r6,%r15,80+48(%r11) - br %r4 - -.LretFloat: - lg %r4,80+112(%r11) - ste %f0,0(%r8) # Return float - lmg %r6,%r15,80+48(%r11) - br %r4 - -.LretDouble: - lg %r4,80+112(%r11) - std %f0,0(%r8) # Return double - lmg %r6,%r15,80+48(%r11) - br %r4 - -.LretInt32: - lg %r4,80+112(%r11) - st %r2,0(%r8) # Return int - lmg %r6,%r15,80+48(%r11) - br %r4 - -.LretInt64: - lg %r4,80+112(%r11) - stg %r2,0(%r8) # Return long - lmg %r6,%r15,80+48(%r11) - br %r4 - -.Ltable: - .byte .LretNone-.Lbase # FFI390_RET_VOID - .byte .LretNone-.Lbase # FFI390_RET_STRUCT - .byte .LretFloat-.Lbase # FFI390_RET_FLOAT - .byte .LretDouble-.Lbase # FFI390_RET_DOUBLE - .byte .LretInt32-.Lbase # FFI390_RET_INT32 - .byte .LretInt64-.Lbase # FFI390_RET_INT64 - -.LFE1: -.ffi_call_SYSV_end: - .size ffi_call_SYSV,.ffi_call_SYSV_end-ffi_call_SYSV - - - .globl ffi_closure_SYSV - .type ffi_closure_SYSV,%function -ffi_closure_SYSV: -.LFB2: - stmg %r14,%r15,112(%r15) # Save registers -.LCFI10: - stmg %r2,%r6,16(%r15) # Save arguments - std %f0,128(%r15) - std %f2,136(%r15) - std %f4,144(%r15) - std %f6,152(%r15) - lgr %r1,%r15 # Set up stack frame - aghi %r15,-160 -.LCFI11: - lgr %r2,%r0 # Closure - la %r3,16(%r1) # GPRs - la %r4,128(%r1) # FPRs - la %r5,160(%r1) # Overflow - stg %r1,0(%r15) # Set up back chain - - brasl %r14,ffi_closure_helper_SYSV # Call helper - - lg %r14,160+112(%r15) - ld %f0,160+128(%r15) # Load return registers - lg %r2,160+16(%r15) - la %r15,160(%r15) - br %r14 -.LFE2: - -.ffi_closure_SYSV_end: - .size ffi_closure_SYSV,.ffi_closure_SYSV_end-ffi_closure_SYSV - - - - .section .eh_frame,EH_FRAME_FLAGS,@progbits -.Lframe1: - .4byte .LECIE1-.LSCIE1 # Length of Common Information Entry -.LSCIE1: - .4byte 0x0 # CIE Identifier Tag - .byte 0x1 # CIE Version - .ascii "zR\0" # CIE Augmentation - .uleb128 0x1 # CIE Code Alignment Factor - .sleb128 -8 # CIE Data Alignment Factor - .byte 0xe # CIE RA Column - .uleb128 0x1 # Augmentation size - .byte 0x1b # FDE Encoding (pcrel sdata4) - .byte 0xc # DW_CFA_def_cfa - .uleb128 0xf - .uleb128 0xa0 - .align 8 -.LECIE1: -.LSFDE1: - .4byte .LEFDE1-.LASFDE1 # FDE Length -.LASFDE1: - .4byte .LASFDE1-.Lframe1 # FDE CIE offset - .4byte .LFB1-. # FDE initial location - .4byte .LFE1-.LFB1 # FDE address range - .uleb128 0x0 # Augmentation size - .byte 0x4 # DW_CFA_advance_loc4 - .4byte .LCFI0-.LFB1 - .byte 0x8f # DW_CFA_offset, column 0xf - .uleb128 0x5 - .byte 0x8e # DW_CFA_offset, column 0xe - .uleb128 0x6 - .byte 0x8d # DW_CFA_offset, column 0xd - .uleb128 0x7 - .byte 0x8c # DW_CFA_offset, column 0xc - .uleb128 0x8 - .byte 0x8b # DW_CFA_offset, column 0xb - .uleb128 0x9 - .byte 0x8a # DW_CFA_offset, column 0xa - .uleb128 0xa - .byte 0x89 # DW_CFA_offset, column 0x9 - .uleb128 0xb - .byte 0x88 # DW_CFA_offset, column 0x8 - .uleb128 0xc - .byte 0x87 # DW_CFA_offset, column 0x7 - .uleb128 0xd - .byte 0x86 # DW_CFA_offset, column 0x6 - .uleb128 0xe - .byte 0x4 # DW_CFA_advance_loc4 - .4byte .LCFI1-.LCFI0 - .byte 0xd # DW_CFA_def_cfa_register - .uleb128 0xb - .byte 0x4 # DW_CFA_advance_loc4 - .4byte .LCFI2-.LCFI1 - .byte 0xe # DW_CFA_def_cfa_offset - .uleb128 0xf0 - .align 8 -.LEFDE1: -.LSFDE2: - .4byte .LEFDE2-.LASFDE2 # FDE Length -.LASFDE2: - .4byte .LASFDE2-.Lframe1 # FDE CIE offset - .4byte .LFB2-. # FDE initial location - .4byte .LFE2-.LFB2 # FDE address range - .uleb128 0x0 # Augmentation size - .byte 0x4 # DW_CFA_advance_loc4 - .4byte .LCFI10-.LFB2 - .byte 0x8f # DW_CFA_offset, column 0xf - .uleb128 0x5 - .byte 0x8e # DW_CFA_offset, column 0xe - .uleb128 0x6 - .byte 0x4 # DW_CFA_advance_loc4 - .4byte .LCFI11-.LCFI10 - .byte 0xe # DW_CFA_def_cfa_offset - .uleb128 0x140 - .align 8 -.LEFDE2: - -#endif - diff --git a/libffi/src/sh/ffi.c b/libffi/src/sh/ffi.c deleted file mode 100644 index 8aa96a1..0000000 --- a/libffi/src/sh/ffi.c +++ /dev/null @@ -1,722 +0,0 @@ -/* ----------------------------------------------------------------------- - ffi.c - Copyright (c) 2002, 2003 Kaz Kojima - - SuperH Foreign Function Interface - - Permission is hereby granted, free of charge, to any person obtaining - a copy of this software and associated documentation files (the - ``Software''), to deal in the Software without restriction, including - without limitation the rights to use, copy, modify, merge, publish, - distribute, sublicense, and/or sell copies of the Software, and to - permit persons to whom the Software is furnished to do so, subject to - the following conditions: - - The above copyright notice and this permission notice shall be included - in all copies or substantial portions of the Software. - - THE SOFTWARE IS PROVIDED ``AS IS'', WITHOUT WARRANTY OF ANY KIND, EXPRESS - OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF - MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. - IN NO EVENT SHALL CYGNUS SOLUTIONS BE LIABLE FOR ANY CLAIM, DAMAGES OR - OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, - ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR - OTHER DEALINGS IN THE SOFTWARE. - ----------------------------------------------------------------------- */ - -#include <ffi.h> -#include <ffi_common.h> - -#include <stdlib.h> - -#define NGREGARG 4 -#if defined(__SH4__) -#define NFREGARG 8 -#endif - -#if defined(__HITACHI__) -#define STRUCT_VALUE_ADDRESS_WITH_ARG 1 -#else -#define STRUCT_VALUE_ADDRESS_WITH_ARG 0 -#endif - -/* If the structure has essentialy an unique element, return its type. */ -static int -simple_type (ffi_type *arg) -{ - if (arg->type != FFI_TYPE_STRUCT) - return arg->type; - else if (arg->elements[1]) - return FFI_TYPE_STRUCT; - - return simple_type (arg->elements[0]); -} - -static int -return_type (ffi_type *arg) -{ - unsigned short type; - - if (arg->type != FFI_TYPE_STRUCT) - return arg->type; - - type = simple_type (arg->elements[0]); - if (! arg->elements[1]) - { - switch (type) - { - case FFI_TYPE_SINT8: - case FFI_TYPE_UINT8: - case FFI_TYPE_SINT16: - case FFI_TYPE_UINT16: - case FFI_TYPE_SINT32: - case FFI_TYPE_UINT32: - return FFI_TYPE_INT; - - default: - return type; - } - } - - /* gcc uses r0/r1 pair for some kind of structures. */ - if (arg->size <= 2 * sizeof (int)) - { - int i = 0; - ffi_type *e; - - while ((e = arg->elements[i++])) - { - type = simple_type (e); - switch (type) - { - case FFI_TYPE_SINT32: - case FFI_TYPE_UINT32: - case FFI_TYPE_INT: - case FFI_TYPE_FLOAT: - return FFI_TYPE_UINT64; - - default: - break; - } - } - } - - return FFI_TYPE_STRUCT; -} - -/* ffi_prep_args is called by the assembly routine once stack space - has been allocated for the function's arguments */ - -/*@-exportheader@*/ -void ffi_prep_args(char *stack, extended_cif *ecif) -/*@=exportheader@*/ -{ - register unsigned int i; - register int tmp; - register unsigned int avn; - register void **p_argv; - register char *argp; - register ffi_type **p_arg; - int greg, ireg; -#if defined(__SH4__) - int freg = 0; -#endif - - tmp = 0; - argp = stack; - - if (return_type (ecif->cif->rtype) == FFI_TYPE_STRUCT) - { - *(void **) argp = ecif->rvalue; - argp += 4; - ireg = STRUCT_VALUE_ADDRESS_WITH_ARG ? 1 : 0; - } - else - ireg = 0; - - /* Set arguments for registers. */ - greg = ireg; - avn = ecif->cif->nargs; - p_argv = ecif->avalue; - - for (i = 0, p_arg = ecif->cif->arg_types; i < avn; i++, p_arg++, p_argv++) - { - size_t z; - - z = (*p_arg)->size; - if (z < sizeof(int)) - { - if (greg++ >= NGREGARG) - continue; - - z = sizeof(int); - switch ((*p_arg)->type) - { - case FFI_TYPE_SINT8: - *(signed int *) argp = (signed int)*(SINT8 *)(* p_argv); - break; - - case FFI_TYPE_UINT8: - *(unsigned int *) argp = (unsigned int)*(UINT8 *)(* p_argv); - break; - - case FFI_TYPE_SINT16: - *(signed int *) argp = (signed int)*(SINT16 *)(* p_argv); - break; - - case FFI_TYPE_UINT16: - *(unsigned int *) argp = (unsigned int)*(UINT16 *)(* p_argv); - break; - - case FFI_TYPE_STRUCT: - *(unsigned int *) argp = (unsigned int)*(UINT32 *)(* p_argv); - break; - - default: - FFI_ASSERT(0); - } - argp += z; - } - else if (z == sizeof(int)) - { -#if defined(__SH4__) - if ((*p_arg)->type == FFI_TYPE_FLOAT) - { - if (freg++ >= NFREGARG) - continue; - } - else -#endif - { - if (greg++ >= NGREGARG) - continue; - } - *(unsigned int *) argp = (unsigned int)*(UINT32 *)(* p_argv); - argp += z; - } -#if defined(__SH4__) - else if ((*p_arg)->type == FFI_TYPE_DOUBLE) - { - if (freg + 1 >= NFREGARG) - continue; - freg = (freg + 1) & ~1; - freg += 2; - memcpy (argp, *p_argv, z); - argp += z; - } -#endif - else - { - int n = (z + sizeof (int) - 1) / sizeof (int); -#if defined(__SH4__) - if (greg + n - 1 >= NGREGARG) - continue; - greg += n; -#else - if (greg >= NGREGARG) - continue; - else if (greg + n - 1 >= NGREGARG) - greg = NGREGARG; - else - greg += n; -#endif - memcpy (argp, *p_argv, z); - argp += n * sizeof (int); - } - } - - /* Set arguments on stack. */ - greg = ireg; -#if defined(__SH4__) - freg = 0; -#endif - p_argv = ecif->avalue; - - for (i = 0, p_arg = ecif->cif->arg_types; i < avn; i++, p_arg++, p_argv++) - { - size_t z; - - z = (*p_arg)->size; - if (z < sizeof(int)) - { - if (greg++ < NGREGARG) - continue; - - z = sizeof(int); - switch ((*p_arg)->type) - { - case FFI_TYPE_SINT8: - *(signed int *) argp = (signed int)*(SINT8 *)(* p_argv); - break; - - case FFI_TYPE_UINT8: - *(unsigned int *) argp = (unsigned int)*(UINT8 *)(* p_argv); - break; - - case FFI_TYPE_SINT16: - *(signed int *) argp = (signed int)*(SINT16 *)(* p_argv); - break; - - case FFI_TYPE_UINT16: - *(unsigned int *) argp = (unsigned int)*(UINT16 *)(* p_argv); - break; - - case FFI_TYPE_STRUCT: - *(unsigned int *) argp = (unsigned int)*(UINT32 *)(* p_argv); - break; - - default: - FFI_ASSERT(0); - } - argp += z; - } - else if (z == sizeof(int)) - { -#if defined(__SH4__) - if ((*p_arg)->type == FFI_TYPE_FLOAT) - { - if (freg++ < NFREGARG) - continue; - } - else -#endif - { - if (greg++ < NGREGARG) - continue; - } - *(unsigned int *) argp = (unsigned int)*(UINT32 *)(* p_argv); - argp += z; - } -#if defined(__SH4__) - else if ((*p_arg)->type == FFI_TYPE_DOUBLE) - { - if (freg + 1 < NFREGARG) - { - freg = (freg + 1) & ~1; - freg += 2; - continue; - } - memcpy (argp, *p_argv, z); - argp += z; - } -#endif - else - { - int n = (z + sizeof (int) - 1) / sizeof (int); - if (greg + n - 1 < NGREGARG) - { - greg += n; - continue; - } -#if (! defined(__SH4__)) - else if (greg < NGREGARG) - { - greg = NGREGARG; - continue; - } -#endif - memcpy (argp, *p_argv, z); - argp += n * sizeof (int); - } - } - - return; -} - -/* Perform machine dependent cif processing */ -ffi_status ffi_prep_cif_machdep(ffi_cif *cif) -{ - int i, j; - int size, type; - int n, m; - int greg; -#if defined(__SH4__) - int freg = 0; -#endif - - cif->flags = 0; - - greg = ((return_type (cif->rtype) == FFI_TYPE_STRUCT) && - STRUCT_VALUE_ADDRESS_WITH_ARG) ? 1 : 0; - -#if defined(__SH4__) - for (i = j = 0; i < cif->nargs && j < 12; i++) - { - type = (cif->arg_types)[i]->type; - switch (type) - { - case FFI_TYPE_FLOAT: - if (freg >= NFREGARG) - continue; - freg++; - cif->flags += ((cif->arg_types)[i]->type) << (2 * j); - j++; - break; - - case FFI_TYPE_DOUBLE: - if ((freg + 1) >= NFREGARG) - continue; - freg = (freg + 1) & ~1; - freg += 2; - cif->flags += ((cif->arg_types)[i]->type) << (2 * j); - j++; - break; - - default: - size = (cif->arg_types)[i]->size; - n = (size + sizeof (int) - 1) / sizeof (int); - if (greg + n - 1 >= NGREGARG) - continue; - greg += n; - for (m = 0; m < n; m++) - cif->flags += FFI_TYPE_INT << (2 * j++); - break; - } - } -#else - for (i = j = 0; i < cif->nargs && j < 4; i++) - { - size = (cif->arg_types)[i]->size; - n = (size + sizeof (int) - 1) / sizeof (int); - if (greg >= NGREGARG) - continue; - else if (greg + n - 1 >= NGREGARG) - greg = NGREGARG; - else - greg += n; - for (m = 0; m < n; m++) - cif->flags += FFI_TYPE_INT << (2 * j++); - } -#endif - - /* Set the return type flag */ - switch (cif->rtype->type) - { - case FFI_TYPE_STRUCT: - cif->flags += (unsigned) (return_type (cif->rtype)) << 24; - break; - - case FFI_TYPE_VOID: - case FFI_TYPE_FLOAT: - case FFI_TYPE_DOUBLE: - case FFI_TYPE_SINT64: - case FFI_TYPE_UINT64: - cif->flags += (unsigned) cif->rtype->type << 24; - break; - - default: - cif->flags += FFI_TYPE_INT << 24; - break; - } - - return FFI_OK; -} - -/*@-declundef@*/ -/*@-exportheader@*/ -extern void ffi_call_SYSV(void (*)(char *, extended_cif *), - /*@out@*/ extended_cif *, - unsigned, unsigned, - /*@out@*/ unsigned *, - void (*fn)()); -/*@=declundef@*/ -/*@=exportheader@*/ - -void ffi_call(/*@dependent@*/ ffi_cif *cif, - void (*fn)(), - /*@out@*/ void *rvalue, - /*@dependent@*/ void **avalue) -{ - extended_cif ecif; - - ecif.cif = cif; - ecif.avalue = avalue; - - /* If the return value is a struct and we don't have a return */ - /* value address then we need to make one */ - - if ((rvalue == NULL) && - (cif->rtype->type == FFI_TYPE_STRUCT)) - { - /*@-sysunrecog@*/ - ecif.rvalue = alloca(cif->rtype->size); - /*@=sysunrecog@*/ - } - else - ecif.rvalue = rvalue; - - - switch (cif->abi) - { - case FFI_SYSV: - /*@-usedef@*/ - ffi_call_SYSV(ffi_prep_args, &ecif, cif->bytes, - cif->flags, ecif.rvalue, fn); - /*@=usedef@*/ - break; - default: - FFI_ASSERT(0); - break; - } -} - -extern void ffi_closure_SYSV (void); -#if defined(__SH4__) -extern void __ic_invalidate (void *line); -#endif - -ffi_status -ffi_prep_closure (ffi_closure* closure, - ffi_cif* cif, - void (*fun)(ffi_cif*, void*, void**, void*), - void *user_data) -{ - unsigned int *tramp; - - FFI_ASSERT (cif->abi == FFI_GCC_SYSV); - - tramp = (unsigned int *) &closure->tramp[0]; -#ifdef __LITTLE_ENDIAN__ - tramp[0] = 0xd301d202; - tramp[1] = 0x0009422b; -#else - tramp[0] = 0xd202d301; - tramp[1] = 0x422b0009; -#endif - *(void **) &tramp[2] = (void *)closure; /* ctx */ - *(void **) &tramp[3] = (void *)ffi_closure_SYSV; /* funaddr */ - - closure->cif = cif; - closure->fun = fun; - closure->user_data = user_data; - -#if defined(__SH4__) - /* Flush the icache. */ - __ic_invalidate(&closure->tramp[0]); -#endif - - return FFI_OK; -} - -/* Basically the trampoline invokes ffi_closure_SYSV, and on - * entry, r3 holds the address of the closure. - * After storing the registers that could possibly contain - * parameters to be passed into the stack frame and setting - * up space for a return value, ffi_closure_SYSV invokes the - * following helper function to do most of the work. - */ - -#ifdef __LITTLE_ENDIAN__ -#define OFS_INT8 0 -#define OFS_INT16 0 -#else -#define OFS_INT8 3 -#define OFS_INT16 2 -#endif - -int -ffi_closure_helper_SYSV (ffi_closure *closure, void *rvalue, - unsigned long *pgr, unsigned long *pfr, - unsigned long *pst) -{ - void **avalue; - ffi_type **p_arg; - int i, avn; - int ireg, greg = 0; -#if defined(__SH4__) - int freg = 0; -#endif - ffi_cif *cif; - double temp; - - cif = closure->cif; - avalue = alloca(cif->nargs * sizeof(void *)); - - /* Copy the caller's structure return value address so that the closure - returns the data directly to the caller. */ - if (cif->rtype->type == FFI_TYPE_STRUCT && STRUCT_VALUE_ADDRESS_WITH_ARG) - { - rvalue = *pgr++; - ireg = 1; - } - else - ireg = 0; - - cif = closure->cif; - greg = ireg; - avn = cif->nargs; - - /* Grab the addresses of the arguments from the stack frame. */ - for (i = 0, p_arg = cif->arg_types; i < avn; i++, p_arg++) - { - size_t z; - - z = (*p_arg)->size; - if (z < sizeof(int)) - { - if (greg++ >= NGREGARG) - continue; - - z = sizeof(int); - switch ((*p_arg)->type) - { - case FFI_TYPE_SINT8: - case FFI_TYPE_UINT8: - avalue[i] = (((char *)pgr) + OFS_INT8); - break; - - case FFI_TYPE_SINT16: - case FFI_TYPE_UINT16: - avalue[i] = (((char *)pgr) + OFS_INT16); - break; - - case FFI_TYPE_STRUCT: - avalue[i] = pgr; - break; - - default: - FFI_ASSERT(0); - } - pgr++; - } - else if (z == sizeof(int)) - { -#if defined(__SH4__) - if ((*p_arg)->type == FFI_TYPE_FLOAT) - { - if (freg++ >= NFREGARG) - continue; - avalue[i] = pfr; - pfr++; - } - else -#endif - { - if (greg++ >= NGREGARG) - continue; - avalue[i] = pgr; - pgr++; - } - } -#if defined(__SH4__) - else if ((*p_arg)->type == FFI_TYPE_DOUBLE) - { - if (freg + 1 >= NFREGARG) - continue; - freg = (freg + 1) & ~1; - freg += 2; - avalue[i] = pfr; - pfr += 2; - } -#endif - else - { - int n = (z + sizeof (int) - 1) / sizeof (int); -#if defined(__SH4__) - if (greg + n - 1 >= NGREGARG) - continue; - greg += n; -#else - if (greg >= NGREGARG) - continue; - else if (greg + n - 1 >= NGREGARG) - greg = NGREGARG; - else - greg += n; -#endif - avalue[i] = pgr; - pgr += n; - } - } - - greg = ireg; -#if defined(__SH4__) - freg = 0; -#endif - - for (i = 0, p_arg = cif->arg_types; i < avn; i++, p_arg++) - { - size_t z; - - z = (*p_arg)->size; - if (z < sizeof(int)) - { - if (greg++ < NGREGARG) - continue; - - z = sizeof(int); - switch ((*p_arg)->type) - { - case FFI_TYPE_SINT8: - case FFI_TYPE_UINT8: - avalue[i] = (((char *)pst) + OFS_INT8); - break; - - case FFI_TYPE_SINT16: - case FFI_TYPE_UINT16: - avalue[i] = (((char *)pst) + OFS_INT16); - break; - - case FFI_TYPE_STRUCT: - avalue[i] = pst; - break; - - default: - FFI_ASSERT(0); - } - pst++; - } - else if (z == sizeof(int)) - { -#if defined(__SH4__) - if ((*p_arg)->type == FFI_TYPE_FLOAT) - { - if (freg++ < NFREGARG) - continue; - } - else -#endif - { - if (greg++ < NGREGARG) - continue; - } - avalue[i] = pst; - pst++; - } -#if defined(__SH4__) - else if ((*p_arg)->type == FFI_TYPE_DOUBLE) - { - if (freg + 1 < NFREGARG) - { - freg = (freg + 1) & ~1; - freg += 2; - continue; - } - avalue[i] = pst; - pst += 2; - } -#endif - else - { - int n = (z + sizeof (int) - 1) / sizeof (int); - if (greg + n - 1 < NGREGARG) - { - greg += n; - continue; - } -#if (! defined(__SH4__)) - else if (greg < NGREGARG) - { - greg = NGREGARG; - continue; - } -#endif - avalue[i] = pst; - pst += n; - } - } - - (closure->fun) (cif, rvalue, avalue, closure->user_data); - - /* Tell ffi_closure_SYSV how to perform return type promotions. */ - return return_type (cif->rtype); -} diff --git a/libffi/src/sh/ffitarget.h b/libffi/src/sh/ffitarget.h deleted file mode 100644 index f8492a1..0000000 --- a/libffi/src/sh/ffitarget.h +++ /dev/null @@ -1,48 +0,0 @@ -/* -----------------------------------------------------------------*-C-*- - ffitarget.h - Copyright (c) 1996-2003 Red Hat, Inc. - Target configuration macros for SuperH. - - Permission is hereby granted, free of charge, to any person obtaining - a copy of this software and associated documentation files (the - ``Software''), to deal in the Software without restriction, including - without limitation the rights to use, copy, modify, merge, publish, - distribute, sublicense, and/or sell copies of the Software, and to - permit persons to whom the Software is furnished to do so, subject to - the following conditions: - - The above copyright notice and this permission notice shall be included - in all copies or substantial portions of the Software. - - THE SOFTWARE IS PROVIDED ``AS IS'', WITHOUT WARRANTY OF ANY KIND, EXPRESS - OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF - MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. - IN NO EVENT SHALL CYGNUS SOLUTIONS BE LIABLE FOR ANY CLAIM, DAMAGES OR - OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, - ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR - OTHER DEALINGS IN THE SOFTWARE. - - ----------------------------------------------------------------------- */ - -#ifndef LIBFFI_TARGET_H -#define LIBFFI_TARGET_H - -/* ---- Generic type definitions ----------------------------------------- */ - -#ifndef LIBFFI_ASM -typedef unsigned long ffi_arg; -typedef signed long ffi_sarg; - -typedef enum ffi_abi { - FFI_FIRST_ABI = 0, - FFI_SYSV, - FFI_DEFAULT_ABI = FFI_SYSV, - FFI_LAST_ABI = FFI_DEFAULT_ABI + 1 -} ffi_abi; -#endif - -#define FFI_CLOSURES 1 -#define FFI_TRAMPOLINE_SIZE 16 -#define FFI_NATIVE_RAW_API 0 - -#endif - diff --git a/libffi/src/sh/sysv.S b/libffi/src/sh/sysv.S deleted file mode 100644 index a7121c5..0000000 --- a/libffi/src/sh/sysv.S +++ /dev/null @@ -1,775 +0,0 @@ -/* ----------------------------------------------------------------------- - sysv.S - Copyright (c) 2002, 2003 Kaz Kojima - - SuperH Foreign Function Interface - - Permission is hereby granted, free of charge, to any person obtaining - a copy of this software and associated documentation files (the - ``Software''), to deal in the Software without restriction, including - without limitation the rights to use, copy, modify, merge, publish, - distribute, sublicense, and/or sell copies of the Software, and to - permit persons to whom the Software is furnished to do so, subject to - the following conditions: - - The above copyright notice and this permission notice shall be included - in all copies or substantial portions of the Software. - - THE SOFTWARE IS PROVIDED ``AS IS'', WITHOUT WARRANTY OF ANY KIND, EXPRESS - OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF - MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. - IN NO EVENT SHALL CYGNUS SOLUTIONS BE LIABLE FOR ANY CLAIM, DAMAGES OR - OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, - ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR - OTHER DEALINGS IN THE SOFTWARE. - ----------------------------------------------------------------------- */ - -#define LIBFFI_ASM -#include <fficonfig.h> -#include <ffi.h> -#ifdef HAVE_MACHINE_ASM_H -#include <machine/asm.h> -#else -/* XXX these lose for some platforms, I'm sure. */ -#define CNAME(x) x -#define ENTRY(x) .globl CNAME(x); .type CNAME(x),%function; CNAME(x): -#endif - -#if defined(__HITACHI__) -#define STRUCT_VALUE_ADDRESS_WITH_ARG 1 -#else -#define STRUCT_VALUE_ADDRESS_WITH_ARG 0 -#endif - -.text - - # r4: ffi_prep_args - # r5: &ecif - # r6: bytes - # r7: flags - # sp+0: rvalue - # sp+4: fn - - # This assumes we are using gas. -ENTRY(ffi_call_SYSV) - # Save registers -.LFB1: - mov.l r8,@-r15 -.LCFI0: - mov.l r9,@-r15 -.LCFI1: - mov.l r10,@-r15 -.LCFI2: - mov.l r12,@-r15 -.LCFI3: - mov.l r14,@-r15 -.LCFI4: - sts.l pr,@-r15 -.LCFI5: - mov r15,r14 -.LCFI6: -#if defined(__SH4__) - mov r6,r8 - mov r7,r9 - - sub r6,r15 - add #-16,r15 - mov #~7,r0 - and r0,r15 - - mov r4,r0 - jsr @r0 - mov r15,r4 - - mov r9,r1 - shlr8 r9 - shlr8 r9 - shlr8 r9 - - mov #FFI_TYPE_STRUCT,r2 - cmp/eq r2,r9 - bf 1f -#if STRUCT_VALUE_ADDRESS_WITH_ARG - mov.l @r15+,r4 - bra 2f - mov #5,r2 -#else - mov.l @r15+,r10 -#endif -1: - mov #4,r2 -2: - mov #4,r3 - -L_pass: - cmp/pl r8 - bf L_call_it - - mov r1,r0 - and #3,r0 - -L_pass_d: - cmp/eq #FFI_TYPE_DOUBLE,r0 - bf L_pass_f - - mov r3,r0 - and #1,r0 - tst r0,r0 - bt 1f - add #1,r3 -1: - mov r15,r0 - and #7,r0 - tst r0,r0 - bt 2f - add #4,r15 -2: - mov #12,r0 - cmp/hs r0,r3 - bt/s 3f - shlr2 r1 - bsr L_pop_d - nop -3: - add #2,r3 - bra L_pass - add #-8,r8 - -L_pop_d: - mov r3,r0 - add r0,r0 - add r3,r0 - add #-12,r0 - braf r0 - nop -#ifdef __LITTLE_ENDIAN__ - fmov.s @r15+,fr5 - rts - fmov.s @r15+,fr4 - fmov.s @r15+,fr7 - rts - fmov.s @r15+,fr6 - fmov.s @r15+,fr9 - rts - fmov.s @r15+,fr8 - fmov.s @r15+,fr11 - rts - fmov.s @r15+,fr10 -#else - fmov.s @r15+,fr4 - rts - fmov.s @r15+,fr5 - fmov.s @r15+,fr6 - rts - fmov.s @r15+,fr7 - fmov.s @r15+,fr8 - rts - fmov.s @r15+,fr9 - fmov.s @r15+,fr10 - rts - fmov.s @r15+,fr11 -#endif - -L_pass_f: - cmp/eq #FFI_TYPE_FLOAT,r0 - bf L_pass_i - - mov #12,r0 - cmp/hs r0,r3 - bt/s 2f - shlr2 r1 - bsr L_pop_f - nop -2: - add #1,r3 - bra L_pass - add #-4,r8 - -L_pop_f: - mov r3,r0 - shll2 r0 - add #-16,r0 - braf r0 - nop -#ifdef __LITTLE_ENDIAN__ - rts - fmov.s @r15+,fr5 - rts - fmov.s @r15+,fr4 - rts - fmov.s @r15+,fr7 - rts - fmov.s @r15+,fr6 - rts - fmov.s @r15+,fr9 - rts - fmov.s @r15+,fr8 - rts - fmov.s @r15+,fr11 - rts - fmov.s @r15+,fr10 -#else - rts - fmov.s @r15+,fr4 - rts - fmov.s @r15+,fr5 - rts - fmov.s @r15+,fr6 - rts - fmov.s @r15+,fr7 - rts - fmov.s @r15+,fr8 - rts - fmov.s @r15+,fr9 - rts - fmov.s @r15+,fr10 - rts - fmov.s @r15+,fr11 -#endif - -L_pass_i: - cmp/eq #FFI_TYPE_INT,r0 - bf L_call_it - - mov #8,r0 - cmp/hs r0,r2 - bt/s 2f - shlr2 r1 - bsr L_pop_i - nop -2: - add #1,r2 - bra L_pass - add #-4,r8 - -L_pop_i: - mov r2,r0 - shll2 r0 - add #-16,r0 - braf r0 - nop - rts - mov.l @r15+,r4 - rts - mov.l @r15+,r5 - rts - mov.l @r15+,r6 - rts - mov.l @r15+,r7 - -L_call_it: - # call function -#if (! STRUCT_VALUE_ADDRESS_WITH_ARG) - mov r10, r2 -#endif - mov.l @(28,r14),r1 - jsr @r1 - nop - -L_ret_d: - mov #FFI_TYPE_DOUBLE,r2 - cmp/eq r2,r9 - bf L_ret_ll - - mov.l @(24,r14),r1 -#ifdef __LITTLE_ENDIAN__ - fmov.s fr1,@r1 - add #4,r1 - bra L_epilogue - fmov.s fr0,@r1 -#else - fmov.s fr0,@r1 - add #4,r1 - bra L_epilogue - fmov.s fr1,@r1 -#endif - -L_ret_ll: - mov #FFI_TYPE_SINT64,r2 - cmp/eq r2,r9 - bt/s 1f - mov #FFI_TYPE_UINT64,r2 - cmp/eq r2,r9 - bf L_ret_f - -1: - mov.l @(24,r14),r2 - mov.l r0,@r2 - bra L_epilogue - mov.l r1,@(4,r2) - -L_ret_f: - mov #FFI_TYPE_FLOAT,r2 - cmp/eq r2,r9 - bf L_ret_i - - mov.l @(24,r14),r1 - bra L_epilogue - fmov.s fr0,@r1 - -L_ret_i: - mov #FFI_TYPE_INT,r2 - cmp/eq r2,r9 - bf L_epilogue - - mov.l @(24,r14),r1 - bra L_epilogue - mov.l r0,@r1 - -L_epilogue: - # Remove the space we pushed for the args - mov r14,r15 - - lds.l @r15+,pr - mov.l @r15+,r14 - mov.l @r15+,r12 - mov.l @r15+,r10 - mov.l @r15+,r9 - rts - mov.l @r15+,r8 -#else - mov r6,r8 - mov r7,r9 - - sub r6,r15 - add #-16,r15 - mov #~7,r0 - and r0,r15 - - mov r4,r0 - jsr @r0 - mov r15,r4 - - mov r9,r3 - shlr8 r9 - shlr8 r9 - shlr8 r9 - - mov #FFI_TYPE_STRUCT,r2 - cmp/eq r2,r9 - bf 1f -#if STRUCT_VALUE_ADDRESS_WITH_ARG - mov.l @r15+,r4 - bra 2f - mov #5,r2 -#else - mov.l @r15+,r10 -#endif -1: - mov #4,r2 -2: - -L_pass: - cmp/pl r8 - bf L_call_it - - mov r3,r0 - and #3,r0 - -L_pass_d: - cmp/eq #FFI_TYPE_DOUBLE,r0 - bf L_pass_i - - mov r15,r0 - and #7,r0 - tst r0,r0 - bt 1f - add #4,r15 -1: - mov #8,r0 - cmp/hs r0,r2 - bt/s 2f - shlr2 r3 - bsr L_pop_d - nop -2: - add #2,r2 - bra L_pass - add #-8,r8 - -L_pop_d: - mov r2,r0 - add r0,r0 - add r2,r0 - add #-12,r0 - add r0,r0 - braf r0 - nop - mov.l @r15+,r4 - rts - mov.l @r15+,r5 - mov.l @r15+,r5 - rts - mov.l @r15+,r6 - mov.l @r15+,r6 - rts - mov.l @r15+,r7 - rts - mov.l @r15+,r7 - -L_pass_i: - mov #8,r0 - cmp/hs r0,r2 - bt/s 2f - shlr2 r3 - bsr L_pop_i - nop -2: - add #1,r2 - bra L_pass - add #-4,r8 - -L_pop_i: - mov r2,r0 - shll2 r0 - add #-16,r0 - braf r0 - nop - rts - mov.l @r15+,r4 - rts - mov.l @r15+,r5 - rts - mov.l @r15+,r6 - rts - mov.l @r15+,r7 - -L_call_it: - # call function -#if (! STRUCT_VALUE_ADDRESS_WITH_ARG) - mov r10, r2 -#endif - mov.l @(28,r14),r1 - jsr @r1 - nop - -L_ret_d: - mov #FFI_TYPE_DOUBLE,r2 - cmp/eq r2,r9 - bf L_ret_ll - - mov.l @(24,r14),r2 - mov.l r0,@r2 - bra L_epilogue - mov.l r1,@(4,r2) - -L_ret_ll: - mov #FFI_TYPE_SINT64,r2 - cmp/eq r2,r9 - bt/s 1f - mov #FFI_TYPE_UINT64,r2 - cmp/eq r2,r9 - bf L_ret_i - -1: - mov.l @(24,r14),r2 - mov.l r0,@r2 - bra L_epilogue - mov.l r1,@(4,r2) - -L_ret_i: - mov #FFI_TYPE_FLOAT,r2 - cmp/eq r2,r9 - bt 1f - mov #FFI_TYPE_INT,r2 - cmp/eq r2,r9 - bf L_epilogue -1: - mov.l @(24,r14),r1 - bra L_epilogue - mov.l r0,@r1 - -L_epilogue: - # Remove the space we pushed for the args - mov r14,r15 - - lds.l @r15+,pr - mov.l @r15+,r14 - mov.l @r15+,r12 - mov.l @r15+,r10 - mov.l @r15+,r9 - rts - mov.l @r15+,r8 -#endif -.LFE1: -.ffi_call_SYSV_end: - .size CNAME(ffi_call_SYSV),.ffi_call_SYSV_end-CNAME(ffi_call_SYSV) - -.globl ffi_closure_helper_SYSV - -ENTRY(ffi_closure_SYSV) -.LFB2: - mov.l r14,@-r15 -.LCFI7: - sts.l pr,@-r15 - - /* Stack layout: - ... - 32 bytes (floating register parameters, SH-4 only) - 16 bytes (register parameters) - 8 bytes (result) - 4 bytes (pad) - 4 bytes (5th arg) - <- new stack pointer - */ -.LCFI8: -#if defined(__SH4__) - add #-64,r15 -#else - add #-32,r15 -#endif -.LCFI9: - mov r15,r14 -.LCFIA: - mov r14,r1 - add #32,r1 - mov.l r7,@-r1 - mov.l r6,@-r1 - mov.l r5,@-r1 - mov.l r4,@-r1 - mov r1,r6 - -#if defined(__SH4__) - mov r14,r1 - add #64,r1 -#ifdef __LITTLE_ENDIAN__ - fmov.s fr10,@-r1 - fmov.s fr11,@-r1 - fmov.s fr8,@-r1 - fmov.s fr9,@-r1 - fmov.s fr6,@-r1 - fmov.s fr7,@-r1 - fmov.s fr4,@-r1 - fmov.s fr5,@-r1 -#else - fmov.s fr11,@-r1 - fmov.s fr10,@-r1 - fmov.s fr9,@-r1 - fmov.s fr8,@-r1 - fmov.s fr7,@-r1 - fmov.s fr6,@-r1 - fmov.s fr5,@-r1 - fmov.s fr4,@-r1 -#endif - mov r1,r7 -#endif - - mov r14,r1 - add #8,r1 - mov r1,r5 - - mov r14,r1 -#if defined(__SH4__) - add #72,r1 -#else - add #40,r1 -#endif - mov.l r1,@r14 - - mov.l L_helper,r0 - jsr @r0 - mov r3,r4 - - shll r0 - mov r0,r1 - mova L_table,r0 - add r1,r0 - mov.w @r0,r0 - mov r14,r2 - braf r0 - add #8,r2 -0: - .align 2 -L_helper: - .long ffi_closure_helper_SYSV -L_table: - .short L_case_v - 0b /* FFI_TYPE_VOID */ - .short L_case_i - 0b /* FFI_TYPE_INT */ -#if defined(__SH4__) - .short L_case_f - 0b /* FFI_TYPE_FLOAT */ - .short L_case_d - 0b /* FFI_TYPE_DOUBLE */ - .short L_case_d - 0b /* FFI_TYPE_LONGDOUBLE */ -#else - .short L_case_i - 0b /* FFI_TYPE_FLOAT */ - .short L_case_ll - 0b /* FFI_TYPE_DOUBLE */ - .short L_case_ll - 0b /* FFI_TYPE_LONGDOUBLE */ -#endif - .short L_case_uq - 0b /* FFI_TYPE_UINT8 */ - .short L_case_q - 0b /* FFI_TYPE_SINT8 */ - .short L_case_uh - 0b /* FFI_TYPE_UINT16 */ - .short L_case_h - 0b /* FFI_TYPE_SINT16 */ - .short L_case_i - 0b /* FFI_TYPE_UINT32 */ - .short L_case_i - 0b /* FFI_TYPE_SINT32 */ - .short L_case_ll - 0b /* FFI_TYPE_UINT64 */ - .short L_case_ll - 0b /* FFI_TYPE_SINT64 */ - .short L_case_v - 0b /* FFI_TYPE_STRUCT */ - .short L_case_i - 0b /* FFI_TYPE_POINTER */ - -#if defined(__SH4__) -L_case_d: -#ifdef __LITTLE_ENDIAN__ - fmov.s @r2+,fr1 - bra L_case_v - fmov.s @r2,fr0 -#else - fmov.s @r2+,fr0 - bra L_case_v - fmov.s @r2,fr1 -#endif - -L_case_f: - bra L_case_v - fmov.s @r2,fr0 -#endif - -L_case_ll: - mov.l @r2+,r0 - bra L_case_v - mov.l @r2,r1 - -L_case_i: - bra L_case_v - mov.l @r2,r0 - -L_case_q: -#ifdef __LITTLE_ENDIAN__ -#else - add #3,r2 -#endif - bra L_case_v - mov.b @r2,r0 - -L_case_uq: -#ifdef __LITTLE_ENDIAN__ -#else - add #3,r2 -#endif - mov.b @r2,r0 - bra L_case_v - extu.b r0,r0 - -L_case_h: -#ifdef __LITTLE_ENDIAN__ -#else - add #2,r2 -#endif - bra L_case_v - mov.w @r2,r0 - -L_case_uh: -#ifdef __LITTLE_ENDIAN__ -#else - add #2,r2 -#endif - mov.w @r2,r0 - extu.w r0,r0 - /* fall through */ - -L_case_v: -#if defined(__SH4__) - add #64,r15 -#else - add #32,r15 -#endif - lds.l @r15+,pr - rts - mov.l @r15+,r14 -.LFE2: -.ffi_closure_SYSV_end: - .size CNAME(ffi_closure_SYSV),.ffi_closure_SYSV_end-CNAME(ffi_closure_SYSV) - - .section ".eh_frame","aw",@progbits -__FRAME_BEGIN__: - .4byte .LECIE1-.LSCIE1 /* Length of Common Information Entry */ -.LSCIE1: - .4byte 0x0 /* CIE Identifier Tag */ - .byte 0x1 /* CIE Version */ - .byte 0x0 /* CIE Augmentation */ - .byte 0x1 /* uleb128 0x1; CIE Code Alignment Factor */ - .byte 0x7c /* sleb128 -4; CIE Data Alignment Factor */ - .byte 0x11 /* CIE RA Column */ - .byte 0xc /* DW_CFA_def_cfa */ - .byte 0xf /* uleb128 0xf */ - .byte 0x0 /* uleb128 0x0 */ - .align 2 -.LECIE1: -.LSFDE1: - .4byte .LEFDE1-.LASFDE1 /* FDE Length */ -.LASFDE1: - .4byte .LASFDE1-__FRAME_BEGIN__ /* FDE CIE offset */ - .4byte .LFB1 /* FDE initial location */ - .4byte .LFE1-.LFB1 /* FDE address range */ - .byte 0x4 /* DW_CFA_advance_loc4 */ - .4byte .LCFI0-.LFB1 - .byte 0xe /* DW_CFA_def_cfa_offset */ - .byte 0x4 /* uleb128 0x4 */ - .byte 0x4 /* DW_CFA_advance_loc4 */ - .4byte .LCFI1-.LCFI0 - .byte 0xe /* DW_CFA_def_cfa_offset */ - .byte 0x8 /* uleb128 0x4 */ - .byte 0x4 /* DW_CFA_advance_loc4 */ - .4byte .LCFI2-.LCFI1 - .byte 0xe /* DW_CFA_def_cfa_offset */ - .byte 0xc /* uleb128 0x4 */ - .byte 0x4 /* DW_CFA_advance_loc4 */ - .4byte .LCFI3-.LCFI2 - .byte 0xe /* DW_CFA_def_cfa_offset */ - .byte 0x10 /* uleb128 0x4 */ - .byte 0x4 /* DW_CFA_advance_loc4 */ - .4byte .LCFI4-.LCFI3 - .byte 0xe /* DW_CFA_def_cfa_offset */ - .byte 0x14 /* uleb128 0x4 */ - .byte 0x4 /* DW_CFA_advance_loc4 */ - .4byte .LCFI5-.LCFI4 - .byte 0xe /* DW_CFA_def_cfa_offset */ - .byte 0x18 /* uleb128 0x4 */ - .byte 0x91 /* DW_CFA_offset, column 0x11 */ - .byte 0x6 /* uleb128 0x6 */ - .byte 0x8e /* DW_CFA_offset, column 0xe */ - .byte 0x5 /* uleb128 0x5 */ - .byte 0x8c /* DW_CFA_offset, column 0xc */ - .byte 0x4 /* uleb128 0x4 */ - .byte 0x8a /* DW_CFA_offset, column 0xa */ - .byte 0x3 /* uleb128 0x3 */ - .byte 0x89 /* DW_CFA_offset, column 0x9 */ - .byte 0x2 /* uleb128 0x2 */ - .byte 0x88 /* DW_CFA_offset, column 0x8 */ - .byte 0x1 /* uleb128 0x1 */ - .byte 0x4 /* DW_CFA_advance_loc4 */ - .4byte .LCFI6-.LCFI5 - .byte 0xd /* DW_CFA_def_cfa_register */ - .byte 0xe /* uleb128 0xe */ - .align 2 -.LEFDE1: - -.LSFDE3: - .4byte .LEFDE3-.LASFDE3 /* FDE Length */ -.LASFDE3: - .4byte .LASFDE3-__FRAME_BEGIN__ /* FDE CIE offset */ - .4byte .LFB2 /* FDE initial location */ - .4byte .LFE2-.LFB2 /* FDE address range */ - .byte 0x4 /* DW_CFA_advance_loc4 */ - .4byte .LCFI7-.LFB2 - .byte 0xe /* DW_CFA_def_cfa_offset */ - .byte 0x4 /* uleb128 0x4 */ - .byte 0x4 /* DW_CFA_advance_loc4 */ - .4byte .LCFI8-.LCFI7 - .byte 0xe /* DW_CFA_def_cfa_offset */ - .byte 0x8 /* uleb128 0x8 */ - .byte 0x4 /* DW_CFA_advance_loc4 */ - .4byte .LCFI9-.LCFI8 - .byte 0xe /* DW_CFA_def_cfa_offset */ -#if defined(__SH4__) - .byte 8+64 /* uleb128 8+64 */ -#else - .byte 8+32 /* uleb128 8+32 */ -#endif - .byte 0x91 /* DW_CFA_offset, column 0x11 */ - .byte 0x2 - .byte 0x8e /* DW_CFA_offset, column 0xe */ - .byte 0x1 - .byte 0x4 /* DW_CFA_advance_loc4 */ - .4byte .LCFIA-.LCFI9 - .byte 0xd /* DW_CFA_def_cfa_register */ - .byte 0xe /* uleb128 0xe */ - .align 2 -.LEFDE3: diff --git a/libffi/src/sh64/ffi.c b/libffi/src/sh64/ffi.c deleted file mode 100644 index 7709603..0000000 --- a/libffi/src/sh64/ffi.c +++ /dev/null @@ -1,448 +0,0 @@ -/* ----------------------------------------------------------------------- - ffi.c - Copyright (c) 2003 Kaz Kojima - - SuperH SHmedia Foreign Function Interface - - Permission is hereby granted, free of charge, to any person obtaining - a copy of this software and associated documentation files (the - ``Software''), to deal in the Software without restriction, including - without limitation the rights to use, copy, modify, merge, publish, - distribute, sublicense, and/or sell copies of the Software, and to - permit persons to whom the Software is furnished to do so, subject to - the following conditions: - - The above copyright notice and this permission notice shall be included - in all copies or substantial portions of the Software. - - THE SOFTWARE IS PROVIDED ``AS IS'', WITHOUT WARRANTY OF ANY KIND, EXPRESS - OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF - MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. - IN NO EVENT SHALL CYGNUS SOLUTIONS BE LIABLE FOR ANY CLAIM, DAMAGES OR - OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, - ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR - OTHER DEALINGS IN THE SOFTWARE. - ----------------------------------------------------------------------- */ - -#include <ffi.h> -#include <ffi_common.h> - -#include <stdlib.h> - -#define NGREGARG 8 -#define NFREGARG 12 - -/* If the structure has essentialy an unique element, return its type. */ -static int -simple_type (ffi_type *arg) -{ - if (arg->type != FFI_TYPE_STRUCT) - return arg->type; - else if (arg->elements[1]) - return FFI_TYPE_STRUCT; - - return simple_type (arg->elements[0]); -} - -static int -return_type (ffi_type *arg) -{ - unsigned short type; - - if (arg->type != FFI_TYPE_STRUCT) - return arg->type; - - type = simple_type (arg->elements[0]); - if (! arg->elements[1]) - { - switch (type) - { - case FFI_TYPE_SINT8: - case FFI_TYPE_UINT8: - case FFI_TYPE_SINT16: - case FFI_TYPE_UINT16: - case FFI_TYPE_SINT32: - case FFI_TYPE_UINT32: - case FFI_TYPE_SINT64: - case FFI_TYPE_UINT64: - return FFI_TYPE_UINT64; - - default: - return type; - } - } - - /* gcc uses r2 if the result can be packed in on register. */ - if (arg->size <= sizeof (UINT64)) - return FFI_TYPE_UINT64; - - return FFI_TYPE_STRUCT; -} - -/* ffi_prep_args is called by the assembly routine once stack space - has been allocated for the function's arguments */ - -/*@-exportheader@*/ -void ffi_prep_args(char *stack, extended_cif *ecif) -/*@=exportheader@*/ -{ - register unsigned int i; - register unsigned int avn; - register void **p_argv; - register char *argp; - register ffi_type **p_arg; - - argp = stack; - - if (return_type (ecif->cif->rtype) == FFI_TYPE_STRUCT) - { - *(void **) argp = ecif->rvalue; - argp += sizeof (UINT64); - } - - avn = ecif->cif->nargs; - p_argv = ecif->avalue; - - for (i = 0, p_arg = ecif->cif->arg_types; i < avn; i++, p_arg++, p_argv++) - { - size_t z; - - z = (*p_arg)->size; - if (z < sizeof (UINT32)) - { - switch ((*p_arg)->type) - { - case FFI_TYPE_SINT8: - *(SINT64 *) argp = (SINT64) *(SINT8 *)(*p_argv); - break; - - case FFI_TYPE_UINT8: - *(UINT64 *) argp = (UINT64) *(UINT8 *)(*p_argv); - break; - - case FFI_TYPE_SINT16: - *(SINT64 *) argp = (SINT64) *(SINT16 *)(*p_argv); - break; - - case FFI_TYPE_UINT16: - *(UINT64 *) argp = (UINT64) *(UINT16 *)(*p_argv); - break; - - case FFI_TYPE_STRUCT: - *(UINT64 *) argp = (UINT64) *(UINT32 *)(*p_argv); - break; - - default: - FFI_ASSERT(0); - } - argp += sizeof (UINT64); - } - else if (z == sizeof (UINT32)) - { - *(UINT64 *) argp = (UINT64) *(UINT32 *) (*p_argv); - argp += sizeof (UINT64); - } - else if (z == sizeof (UINT64)) - { - *(UINT64 *) argp = *(UINT64 *) (*p_argv); - argp += sizeof (UINT64); - } - else - { - int n = (z + sizeof (UINT64) - 1) / sizeof (UINT64); - - memcpy (argp, *p_argv, z); - argp += n * sizeof (UINT64); - } - } - - return; -} - -/* Perform machine dependent cif processing */ -ffi_status ffi_prep_cif_machdep(ffi_cif *cif) -{ - int i, j; - int size, type; - int n, m; - int greg; - int freg; - - greg = (return_type (cif->rtype) == FFI_TYPE_STRUCT ? 1 : 0); - freg = 0; - cif->flags2 = 0; - - for (i = j = 0; i < cif->nargs; i++) - { - type = (cif->arg_types)[i]->type; - switch (type) - { - case FFI_TYPE_FLOAT: - greg++; - cif->bytes += sizeof (UINT64) - sizeof (float); - if (freg >= NFREGARG - 1) - continue; - freg++; - cif->flags2 += ((cif->arg_types)[i]->type) << (2 * j++); - break; - - case FFI_TYPE_DOUBLE: - if (greg++ >= NGREGARG && (freg + 1) >= NFREGARG) - continue; - if ((freg + 1) < NFREGARG) - { - freg = (freg + 1) & ~1; - freg += 2; - cif->flags2 += ((cif->arg_types)[i]->type) << (2 * j++); - } - else - cif->flags2 += FFI_TYPE_INT << (2 * j++); - break; - - default: - size = (cif->arg_types)[i]->size; - if (size < sizeof (UINT64)) - cif->bytes += sizeof (UINT64) - size; - n = (size + sizeof (UINT64) - 1) / sizeof (UINT64); - if (greg >= NGREGARG) - continue; - else if (greg + n - 1 >= NGREGARG) - greg = NGREGARG; - else - greg += n; - for (m = 0; m < n; m++) - cif->flags2 += FFI_TYPE_INT << (2 * j++); - break; - } - } - - /* Set the return type flag */ - switch (cif->rtype->type) - { - case FFI_TYPE_STRUCT: - cif->flags = return_type (cif->rtype); - break; - - case FFI_TYPE_VOID: - case FFI_TYPE_FLOAT: - case FFI_TYPE_DOUBLE: - case FFI_TYPE_SINT64: - case FFI_TYPE_UINT64: - cif->flags = cif->rtype->type; - break; - - default: - cif->flags = FFI_TYPE_INT; - break; - } - - return FFI_OK; -} - -/*@-declundef@*/ -/*@-exportheader@*/ -extern void ffi_call_SYSV(void (*)(char *, extended_cif *), - /*@out@*/ extended_cif *, - unsigned, unsigned, long long, - /*@out@*/ unsigned *, - void (*fn)()); -/*@=declundef@*/ -/*@=exportheader@*/ - -void ffi_call(/*@dependent@*/ ffi_cif *cif, - void (*fn)(), - /*@out@*/ void *rvalue, - /*@dependent@*/ void **avalue) -{ - extended_cif ecif; - - ecif.cif = cif; - ecif.avalue = avalue; - - /* If the return value is a struct and we don't have a return */ - /* value address then we need to make one */ - - if ((rvalue == NULL) && - (cif->rtype->type == FFI_TYPE_STRUCT)) - { - /*@-sysunrecog@*/ - ecif.rvalue = alloca(cif->rtype->size); - /*@=sysunrecog@*/ - } - else - ecif.rvalue = rvalue; - - switch (cif->abi) - { - case FFI_SYSV: - /*@-usedef@*/ - ffi_call_SYSV(ffi_prep_args, &ecif, cif->bytes, - cif->flags, cif->flags2, ecif.rvalue, fn); - /*@=usedef@*/ - break; - default: - FFI_ASSERT(0); - break; - } -} - -extern void ffi_closure_SYSV (void); -extern void __ic_invalidate (void *line); - -ffi_status -ffi_prep_closure (ffi_closure *closure, - ffi_cif *cif, - void (*fun)(ffi_cif*, void*, void**, void*), - void *user_data) -{ - unsigned int *tramp; - - FFI_ASSERT (cif->abi == FFI_GCC_SYSV); - - tramp = (unsigned int *) &closure->tramp[0]; - /* Since ffi_closure is an aligned object, the ffi trampoline is - called as an SHcompact code. Sigh. - SHcompact part: - mova @(1,pc),r0; add #1,r0; jmp @r0; nop; - SHmedia part: - movi fnaddr >> 16,r1; shori fnaddr,r1; ptabs/l r1,tr0 - movi cxt >> 16,r1; shori cxt,r1; blink tr0,r63 */ -#ifdef __LITTLE_ENDIAN__ - tramp[0] = 0x7001c701; - tramp[1] = 0x0009402b; -#else - tramp[0] = 0xc7017001; - tramp[1] = 0x402b0009; -#endif - tramp[2] = 0xcc000010 | (((UINT32) ffi_closure_SYSV) >> 16) << 10; - tramp[3] = 0xc8000010 | (((UINT32) ffi_closure_SYSV) & 0xffff) << 10; - tramp[4] = 0x6bf10600; - tramp[5] = 0xcc000010 | (((UINT32) closure) >> 16) << 10; - tramp[6] = 0xc8000010 | (((UINT32) closure) & 0xffff) << 10; - tramp[7] = 0x4401fff0; - - closure->cif = cif; - closure->fun = fun; - closure->user_data = user_data; - - /* Flush the icache. */ - asm volatile ("ocbwb %0,0; synco; icbi %0,0; synci" : : "r" (tramp)); - - return FFI_OK; -} - -/* Basically the trampoline invokes ffi_closure_SYSV, and on - * entry, r3 holds the address of the closure. - * After storing the registers that could possibly contain - * parameters to be passed into the stack frame and setting - * up space for a return value, ffi_closure_SYSV invokes the - * following helper function to do most of the work. - */ - -int -ffi_closure_helper_SYSV (ffi_closure *closure, UINT64 *rvalue, - UINT64 *pgr, UINT64 *pfr, UINT64 *pst) -{ - void **avalue; - ffi_type **p_arg; - int i, avn; - int greg, freg; - ffi_cif *cif; - - cif = closure->cif; - avalue = alloca (cif->nargs * sizeof (void *)); - - /* Copy the caller's structure return value address so that the closure - returns the data directly to the caller. */ - if (cif->rtype->type == FFI_TYPE_STRUCT) - { - rvalue = *pgr; - greg = 1; - } - else - greg = 0; - - freg = 0; - cif = closure->cif; - avn = cif->nargs; - - /* Grab the addresses of the arguments from the stack frame. */ - for (i = 0, p_arg = cif->arg_types; i < avn; i++, p_arg++) - { - size_t z; - void *p; - - z = (*p_arg)->size; - if (z < sizeof (UINT32)) - { - p = pgr + greg++; - - switch ((*p_arg)->type) - { - case FFI_TYPE_SINT8: - case FFI_TYPE_UINT8: - case FFI_TYPE_SINT16: - case FFI_TYPE_UINT16: - case FFI_TYPE_STRUCT: -#ifdef __LITTLE_ENDIAN__ - avalue[i] = p; -#else - avalue[i] = ((char *) p) + sizeof (UINT32) - z; -#endif - break; - - default: - FFI_ASSERT(0); - } - } - else if (z == sizeof (UINT32)) - { - if ((*p_arg)->type == FFI_TYPE_FLOAT) - { - if (freg < NFREGARG - 1) -#ifdef __LITTLE_ENDIAN__ - avalue[i] = (UINT32 *) pfr + (1 ^ freg++); -#else - avalue[i] = (UINT32 *) pfr + freg++; -#endif - else -#ifdef __LITTLE_ENDIAN__ - avalue[i] = pgr + greg; -#else - avalue[i] = (UINT32 *) (pgr + greg) + 1; -#endif - } - else -#ifdef __LITTLE_ENDIAN__ - avalue[i] = pgr + greg; -#else - avalue[i] = (UINT32 *) (pgr + greg) + 1; -#endif - greg++; - } - else if ((*p_arg)->type == FFI_TYPE_DOUBLE) - { - if (freg + 1 >= NFREGARG) - avalue[i] = pgr + greg; - else - { - freg = (freg + 1) & ~1; - avalue[i] = pfr + (freg >> 1); - freg += 2; - } - greg++; - } - else - { - int n = (z + sizeof (UINT64) - 1) / sizeof (UINT64); - - avalue[i] = pgr + greg; - greg += n; - } - } - - (closure->fun) (cif, rvalue, avalue, closure->user_data); - - /* Tell ffi_closure_SYSV how to perform return type promotions. */ - return cif->rtype->type; -} - diff --git a/libffi/src/sh64/ffitarget.h b/libffi/src/sh64/ffitarget.h deleted file mode 100644 index a174d09..0000000 --- a/libffi/src/sh64/ffitarget.h +++ /dev/null @@ -1,52 +0,0 @@ -/* -----------------------------------------------------------------*-C-*- - ffitarget.h - Copyright (c) 1996-2003 Red Hat, Inc. - Target configuration macros for SuperH - SHmedia. - - Permission is hereby granted, free of charge, to any person obtaining - a copy of this software and associated documentation files (the - ``Software''), to deal in the Software without restriction, including - without limitation the rights to use, copy, modify, merge, publish, - distribute, sublicense, and/or sell copies of the Software, and to - permit persons to whom the Software is furnished to do so, subject to - the following conditions: - - The above copyright notice and this permission notice shall be included - in all copies or substantial portions of the Software. - - THE SOFTWARE IS PROVIDED ``AS IS'', WITHOUT WARRANTY OF ANY KIND, EXPRESS - OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF - MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. - IN NO EVENT SHALL CYGNUS SOLUTIONS BE LIABLE FOR ANY CLAIM, DAMAGES OR - OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, - ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR - OTHER DEALINGS IN THE SOFTWARE. - - ----------------------------------------------------------------------- */ - -#ifndef LIBFFI_TARGET_H -#define LIBFFI_TARGET_H - -/* ---- Generic type definitions ----------------------------------------- */ - -#ifndef LIBFFI_ASM -typedef unsigned long ffi_arg; -typedef signed long ffi_sarg; - -typedef enum ffi_abi { - FFI_FIRST_ABI = 0, - FFI_SYSV, - FFI_DEFAULT_ABI = FFI_SYSV, - FFI_LAST_ABI = FFI_DEFAULT_ABI + 1 -} ffi_abi; - -#define FFI_EXTRA_CIF_FIELDS long long flags2 -#endif - -/* ---- Definitions for closures ----------------------------------------- */ - -#define FFI_CLOSURES 1 -#define FFI_TRAMPOLINE_SIZE 32 -#define FFI_NATIVE_RAW_API 0 - -#endif - diff --git a/libffi/src/sh64/sysv.S b/libffi/src/sh64/sysv.S deleted file mode 100644 index 949f69f..0000000 --- a/libffi/src/sh64/sysv.S +++ /dev/null @@ -1,484 +0,0 @@ -/* ----------------------------------------------------------------------- - sysv.S - Copyright (c) 2003 Kaz Kojima - - SuperH SHmedia Foreign Function Interface - - Permission is hereby granted, free of charge, to any person obtaining - a copy of this software and associated documentation files (the - ``Software''), to deal in the Software without restriction, including - without limitation the rights to use, copy, modify, merge, publish, - distribute, sublicense, and/or sell copies of the Software, and to - permit persons to whom the Software is furnished to do so, subject to - the following conditions: - - The above copyright notice and this permission notice shall be included - in all copies or substantial portions of the Software. - - THE SOFTWARE IS PROVIDED ``AS IS'', WITHOUT WARRANTY OF ANY KIND, EXPRESS - OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF - MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. - IN NO EVENT SHALL CYGNUS SOLUTIONS BE LIABLE FOR ANY CLAIM, DAMAGES OR - OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, - ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR - OTHER DEALINGS IN THE SOFTWARE. - ----------------------------------------------------------------------- */ - -#define LIBFFI_ASM -#include <fficonfig.h> -#include <ffi.h> -#ifdef HAVE_MACHINE_ASM_H -#include <machine/asm.h> -#else -/* XXX these lose for some platforms, I'm sure. */ -#define CNAME(x) x -#define ENTRY(x) .globl CNAME(x); .type CNAME(x),%function; CNAME(x): -#endif - -#ifdef __LITTLE_ENDIAN__ -#define OFS_FLT 0 -#else -#define OFS_FLT 4 -#endif - - .section .text..SHmedia32,"ax" - - # r2: ffi_prep_args - # r3: &ecif - # r4: bytes - # r5: flags - # r6: flags2 - # r7: rvalue - # r8: fn - - # This assumes we are using gas. - .align 5 -ENTRY(ffi_call_SYSV) - # Save registers -.LFB1: - addi.l r15, -48, r15 -.LCFI0: - st.q r15, 40, r32 - st.q r15, 32, r31 - st.q r15, 24, r30 - st.q r15, 16, r29 - st.q r15, 8, r28 - st.l r15, 4, r18 - st.l r15, 0, r14 - add.l r15, r63, r14 -.LCFI1: -# add r4, r63, r28 - add r5, r63, r29 - add r6, r63, r30 - add r7, r63, r31 - add r8, r63, r32 - - addi r4, (64 + 7), r4 - andi r4, ~7, r4 - sub.l r15, r4, r15 - - ptabs/l r2, tr0 - add r15, r63, r2 - blink tr0, r18 - - addi r15, 64, r22 - movi 0, r0 - movi 0, r1 - - pt/l 1f, tr1 - bnei/l r29, FFI_TYPE_STRUCT, tr1 - ld.l r15, 0, r19 - addi r15, 8, r15 - addi r0, 1, r0 -1: - -.L_pass: - andi r30, 3, r20 - shlri r30, 2, r30 - - pt/l .L_call_it, tr0 - pt/l .L_pass_i, tr1 - pt/l .L_pass_f, tr2 - - beqi/l r20, FFI_TYPE_VOID, tr0 - beqi/l r20, FFI_TYPE_INT, tr1 - beqi/l r20, FFI_TYPE_FLOAT, tr2 - -.L_pass_d: - addi r0, 1, r0 - addi r1, 1, r1 - andi r1, ~1, r1 - - pt/l 3f, tr0 - movi 12, r20 - bge/l r1, r20, tr0 - - pt/l .L_pop_d, tr1 - pt/l 2f, tr0 - blink tr1, r63 -2: - addi.l r15, 8, r15 -3: - pt/l .L_pass, tr0 - addi r1, 2, r1 - blink tr0, r63 - -.L_pop_d: - pt/l .L_pop_d_tbl, tr1 - gettr tr1, r20 - shlli r1, 2, r21 - add r20, r21, r20 - ptabs/l r20, tr1 - blink tr1, r63 - -.L_pop_d_tbl: - fld.d r15, 0, dr0 - blink tr0, r63 - fld.d r15, 0, dr2 - blink tr0, r63 - fld.d r15, 0, dr4 - blink tr0, r63 - fld.d r15, 0, dr6 - blink tr0, r63 - fld.d r15, 0, dr8 - blink tr0, r63 - fld.d r15, 0, dr10 - blink tr0, r63 - -.L_pass_f: - addi r0, 1, r0 - pt/l 3f, tr0 - movi 12, r20 - bge/l r1, r20, tr0 - - pt/l .L_pop_f, tr1 - pt/l 2f, tr0 - blink tr1, r63 -2: - addi.l r15, 8, r15 -3: - pt/l .L_pass, tr0 - addi r1, 1, r1 - blink tr0, r63 - -.L_pop_f: - pt/l .L_pop_f_tbl, tr1 - gettr tr1, r20 - shlli r1, 3, r21 - add r20, r21, r20 - ptabs/l r20, tr1 - blink tr1, r63 - -.L_pop_f_tbl: - fld.s r15, OFS_FLT, fr0 - blink tr0, r63 - fld.s r15, OFS_FLT, fr1 - blink tr0, r63 - fld.s r15, OFS_FLT, fr2 - blink tr0, r63 - fld.s r15, OFS_FLT, fr3 - blink tr0, r63 - fld.s r15, OFS_FLT, fr4 - blink tr0, r63 - fld.s r15, OFS_FLT, fr5 - blink tr0, r63 - fld.s r15, OFS_FLT, fr6 - blink tr0, r63 - fld.s r15, OFS_FLT, fr7 - blink tr0, r63 - fld.s r15, OFS_FLT, fr8 - blink tr0, r63 - fld.s r15, OFS_FLT, fr9 - blink tr0, r63 - fld.s r15, OFS_FLT, fr10 - blink tr0, r63 - fld.s r15, OFS_FLT, fr11 - blink tr0, r63 - -.L_pass_i: - pt/l 3f, tr0 - movi 8, r20 - bge/l r0, r20, tr0 - - pt/l .L_pop_i, tr1 - pt/l 2f, tr0 - blink tr1, r63 -2: - addi.l r15, 8, r15 -3: - pt/l .L_pass, tr0 - addi r0, 1, r0 - blink tr0, r63 - -.L_pop_i: - pt/l .L_pop_i_tbl, tr1 - gettr tr1, r20 - shlli r0, 3, r21 - add r20, r21, r20 - ptabs/l r20, tr1 - blink tr1, r63 - -.L_pop_i_tbl: - ld.q r15, 0, r2 - blink tr0, r63 - ld.q r15, 0, r3 - blink tr0, r63 - ld.q r15, 0, r4 - blink tr0, r63 - ld.q r15, 0, r5 - blink tr0, r63 - ld.q r15, 0, r6 - blink tr0, r63 - ld.q r15, 0, r7 - blink tr0, r63 - ld.q r15, 0, r8 - blink tr0, r63 - ld.q r15, 0, r9 - blink tr0, r63 - -.L_call_it: - # call function - pt/l 1f, tr1 - bnei/l r29, FFI_TYPE_STRUCT, tr1 - add r19, r63, r2 -1: - add r22, r63, r15 - ptabs/l r32, tr0 - blink tr0, r18 - - pt/l .L_ret_i, tr0 - pt/l .L_ret_ll, tr1 - pt/l .L_ret_d, tr2 - pt/l .L_ret_f, tr3 - pt/l .L_epilogue, tr4 - - beqi/l r29, FFI_TYPE_INT, tr0 - beqi/l r29, FFI_TYPE_SINT64, tr1 - beqi/l r29, FFI_TYPE_UINT64, tr1 - beqi/l r29, FFI_TYPE_DOUBLE, tr2 - beqi/l r29, FFI_TYPE_FLOAT, tr3 - blink tr4, r63 - -.L_ret_d: - fst.d r31, 0, dr0 - blink tr4, r63 - -.L_ret_ll: - st.q r31, 0, r2 - blink tr4, r63 - -.L_ret_f: - fst.s r31, OFS_FLT, fr0 - blink tr4, r63 - -.L_ret_i: - st.l r31, 0, r2 - # Fall - -.L_epilogue: - # Remove the space we pushed for the args - add r14, r63, r15 - - ld.l r15, 0, r14 - ld.l r15, 4, r18 - ld.q r15, 8, r28 - ld.q r15, 16, r29 - ld.q r15, 24, r30 - ld.q r15, 32, r31 - ld.q r15, 40, r32 - addi.l r15, 48, r15 - ptabs r18, tr0 - blink tr0, r63 - -.LFE1: -.ffi_call_SYSV_end: - .size CNAME(ffi_call_SYSV),.ffi_call_SYSV_end-CNAME(ffi_call_SYSV) - - .align 5 -ENTRY(ffi_closure_SYSV) -.LFB2: - addi.l r15, -136, r15 -.LCFI2: - st.l r15, 12, r18 - st.l r15, 8, r14 - st.l r15, 4, r12 - add r15, r63, r14 -.LCFI3: - /* Stack layout: - ... - 64 bytes (register parameters) - 48 bytes (floating register parameters) - 8 bytes (result) - 4 bytes (r18) - 4 bytes (r14) - 4 bytes (r12) - 4 bytes (for align) - <- new stack pointer - */ - fst.d r14, 24, dr0 - fst.d r14, 32, dr2 - fst.d r14, 40, dr4 - fst.d r14, 48, dr6 - fst.d r14, 56, dr8 - fst.d r14, 64, dr10 - st.q r14, 72, r2 - st.q r14, 80, r3 - st.q r14, 88, r4 - st.q r14, 96, r5 - st.q r14, 104, r6 - st.q r14, 112, r7 - st.q r14, 120, r8 - st.q r14, 128, r9 - - add r1, r63, r2 - addi r14, 16, r3 - addi r14, 72, r4 - addi r14, 24, r5 - addi r14, 136, r6 -#ifdef PIC - movi (((datalabel _GLOBAL_OFFSET_TABLE_-(.LPCS0-.)) >> 16) & 65535), r12 - shori ((datalabel _GLOBAL_OFFSET_TABLE_-(.LPCS0-.)) & 65535), r12 -.LPCS0: ptrel/u r12, tr0 - movi ((ffi_closure_helper_SYSV@GOTPLT) & 65535), r1 - gettr tr0, r12 - ldx.l r1, r12, r1 - ptabs r1, tr0 -#else - pt/l ffi_closure_helper_SYSV, tr0 -#endif - blink tr0, r18 - - shlli r2, 1, r1 - movi (((datalabel .L_table) >> 16) & 65535), r2 - shori ((datalabel .L_table) & 65535), r2 - ldx.w r2, r1, r1 - add r1, r2, r1 - pt/l .L_case_v, tr1 - ptabs r1, tr0 - blink tr0, r63 - - .align 2 -.L_table: - .word .L_case_v - datalabel .L_table /* FFI_TYPE_VOID */ - .word .L_case_i - datalabel .L_table /* FFI_TYPE_INT */ - .word .L_case_f - datalabel .L_table /* FFI_TYPE_FLOAT */ - .word .L_case_d - datalabel .L_table /* FFI_TYPE_DOUBLE */ - .word .L_case_d - datalabel .L_table /* FFI_TYPE_LONGDOUBLE */ - .word .L_case_uq - datalabel .L_table /* FFI_TYPE_UINT8 */ - .word .L_case_q - datalabel .L_table /* FFI_TYPE_SINT8 */ - .word .L_case_uh - datalabel .L_table /* FFI_TYPE_UINT16 */ - .word .L_case_h - datalabel .L_table /* FFI_TYPE_SINT16 */ - .word .L_case_i - datalabel .L_table /* FFI_TYPE_UINT32 */ - .word .L_case_i - datalabel .L_table /* FFI_TYPE_SINT32 */ - .word .L_case_ll - datalabel .L_table /* FFI_TYPE_UINT64 */ - .word .L_case_ll - datalabel .L_table /* FFI_TYPE_SINT64 */ - .word .L_case_v - datalabel .L_table /* FFI_TYPE_STRUCT */ - .word .L_case_i - datalabel .L_table /* FFI_TYPE_POINTER */ - - .align 2 -.L_case_d: - fld.d r14, 16, dr0 - blink tr1, r63 -.L_case_f: - fld.s r14, 16, fr0 - blink tr1, r63 -.L_case_ll: - ld.q r14, 16, r2 - blink tr1, r63 -.L_case_i: - ld.l r14, 16, r2 - blink tr1, r63 -.L_case_q: - ld.b r14, 16, r2 - blink tr1, r63 -.L_case_uq: - ld.ub r14, 16, r2 - blink tr1, r63 -.L_case_h: - ld.w r14, 16, r2 - blink tr1, r63 -.L_case_uh: - ld.uw r14, 16, r2 - blink tr1, r63 -.L_case_v: - add.l r14, r63, r15 - ld.l r15, 4, r12 - ld.l r15, 8, r14 - ld.l r15, 12, r18 - addi.l r15, 136, r15 - ptabs r18, tr0 - blink tr0, r63 - -.LFE2: -.ffi_closure_SYSV_end: - .size CNAME(ffi_closure_SYSV),.ffi_closure_SYSV_end-CNAME(ffi_closure_SYSV) - - .section ".eh_frame","aw",@progbits -__FRAME_BEGIN__: - .4byte .LECIE1-.LSCIE1 /* Length of Common Information Entry */ -.LSCIE1: - .4byte 0x0 /* CIE Identifier Tag */ - .byte 0x1 /* CIE Version */ - .ascii "zR\0" /* CIE Augmentation */ - .uleb128 0x1 /* CIE Code Alignment Factor */ - .sleb128 -4 /* CIE Data Alignment Factor */ - .byte 0x12 /* CIE RA Column */ - .uleb128 0x1 /* Augmentation size */ - .byte 0x1b /* FDE Encoding (pcrel sdata4) */ - .byte 0xc /* DW_CFA_def_cfa */ - .uleb128 0xf - .uleb128 0x0 - .align 2 -.LECIE1: -.LSFDE1: - .4byte datalabel .LEFDE1-datalabel .LASFDE1 /* FDE Length */ -.LASFDE1: - .4byte datalabel .LASFDE1-datalabel __FRAME_BEGIN__ - .4byte datalabel .LFB1-. /* FDE initial location */ - .4byte datalabel .LFE1-datalabel .LFB1 /* FDE address range */ - .byte 0x4 /* DW_CFA_advance_loc4 */ - .4byte datalabel .LCFI0-datalabel .LFB1 - .byte 0xe /* DW_CFA_def_cfa_offset */ - .uleb128 0x30 - .byte 0x4 /* DW_CFA_advance_loc4 */ - .4byte datalabel .LCFI1-datalabel .LCFI0 - .byte 0x8e /* DW_CFA_offset, column 0xe */ - .uleb128 0xc - .byte 0x92 /* DW_CFA_offset, column 0x12 */ - .uleb128 0xb - .byte 0x9c /* DW_CFA_offset, column 0x1c */ - .uleb128 0xa - .byte 0x9d /* DW_CFA_offset, column 0x1d */ - .uleb128 0x8 - .byte 0x9e /* DW_CFA_offset, column 0x1e */ - .uleb128 0x6 - .byte 0x9f /* DW_CFA_offset, column 0x1f */ - .uleb128 0x4 - .byte 0xa0 /* DW_CFA_offset, column 0x20 */ - .uleb128 0x2 - .byte 0xd /* DW_CFA_def_cfa_register */ - .uleb128 0xe - .align 2 -.LEFDE1: - -.LSFDE3: - .4byte datalabel .LEFDE3-datalabel .LASFDE3 /* FDE Length */ -.LASFDE3: - .4byte datalabel .LASFDE3-datalabel __FRAME_BEGIN__ - .4byte datalabel .LFB2-. /* FDE initial location */ - .4byte datalabel .LFE2-datalabel .LFB2 /* FDE address range */ - .byte 0x4 /* DW_CFA_advance_loc4 */ - .4byte datalabel .LCFI2-datalabel .LFB2 - .byte 0xe /* DW_CFA_def_cfa_offset */ - .uleb128 0x88 - .byte 0x4 /* DW_CFA_advance_loc4 */ - .4byte datalabel .LCFI3-datalabel .LCFI2 - .byte 0x8c /* DW_CFA_offset, column 0xc */ - .uleb128 0x21 - .byte 0x8e /* DW_CFA_offset, column 0xe */ - .uleb128 0x20 - .byte 0x92 /* DW_CFA_offset, column 0x12 */ - .uleb128 0x1f - .byte 0xd /* DW_CFA_def_cfa_register */ - .uleb128 0xe - .align 2 -.LEFDE3: diff --git a/libffi/src/sparc/ffi.c b/libffi/src/sparc/ffi.c deleted file mode 100644 index ad15bee..0000000 --- a/libffi/src/sparc/ffi.c +++ /dev/null @@ -1,595 +0,0 @@ -/* ----------------------------------------------------------------------- - ffi.c - Copyright (c) 1996, 2003, 2004 Red Hat, Inc. - - SPARC Foreign Function Interface - - Permission is hereby granted, free of charge, to any person obtaining - a copy of this software and associated documentation files (the - ``Software''), to deal in the Software without restriction, including - without limitation the rights to use, copy, modify, merge, publish, - distribute, sublicense, and/or sell copies of the Software, and to - permit persons to whom the Software is furnished to do so, subject to - the following conditions: - - The above copyright notice and this permission notice shall be included - in all copies or substantial portions of the Software. - - THE SOFTWARE IS PROVIDED ``AS IS'', WITHOUT WARRANTY OF ANY KIND, EXPRESS - OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF - MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. - IN NO EVENT SHALL CYGNUS SOLUTIONS BE LIABLE FOR ANY CLAIM, DAMAGES OR - OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, - ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR - OTHER DEALINGS IN THE SOFTWARE. - ----------------------------------------------------------------------- */ - -#include <ffi.h> -#include <ffi_common.h> - -#include <stdlib.h> - - -/* ffi_prep_args is called by the assembly routine once stack space - has been allocated for the function's arguments */ - -void ffi_prep_args_v8(char *stack, extended_cif *ecif) -{ - int i; - void **p_argv; - char *argp; - ffi_type **p_arg; - - /* Skip 16 words for the window save area */ - argp = stack + 16*sizeof(int); - - /* This should only really be done when we are returning a structure, - however, it's faster just to do it all the time... - - if ( ecif->cif->rtype->type == FFI_TYPE_STRUCT ) */ - *(int *) argp = (long)ecif->rvalue; - - /* And 1 word for the structure return value. */ - argp += sizeof(int); - -#ifdef USING_PURIFY - /* Purify will probably complain in our assembly routine, unless we - zero out this memory. */ - - ((int*)argp)[0] = 0; - ((int*)argp)[1] = 0; - ((int*)argp)[2] = 0; - ((int*)argp)[3] = 0; - ((int*)argp)[4] = 0; - ((int*)argp)[5] = 0; -#endif - - p_argv = ecif->avalue; - - for (i = ecif->cif->nargs, p_arg = ecif->cif->arg_types; i; i--, p_arg++) - { - size_t z; - - if ((*p_arg)->type == FFI_TYPE_STRUCT -#if FFI_TYPE_LONGDOUBLE != FFI_TYPE_DOUBLE - || (*p_arg)->type == FFI_TYPE_LONGDOUBLE -#endif - ) - { - *(unsigned int *) argp = (unsigned long)(* p_argv); - z = sizeof(int); - } - else - { - z = (*p_arg)->size; - if (z < sizeof(int)) - { - z = sizeof(int); - switch ((*p_arg)->type) - { - case FFI_TYPE_SINT8: - *(signed int *) argp = *(SINT8 *)(* p_argv); - break; - - case FFI_TYPE_UINT8: - *(unsigned int *) argp = *(UINT8 *)(* p_argv); - break; - - case FFI_TYPE_SINT16: - *(signed int *) argp = *(SINT16 *)(* p_argv); - break; - - case FFI_TYPE_UINT16: - *(unsigned int *) argp = *(UINT16 *)(* p_argv); - break; - - default: - FFI_ASSERT(0); - } - } - else - { - memcpy(argp, *p_argv, z); - } - } - p_argv++; - argp += z; - } - - return; -} - -int ffi_prep_args_v9(char *stack, extended_cif *ecif) -{ - int i, ret = 0; - int tmp; - void **p_argv; - char *argp; - ffi_type **p_arg; - - tmp = 0; - - /* Skip 16 words for the window save area */ - argp = stack + 16*sizeof(long long); - -#ifdef USING_PURIFY - /* Purify will probably complain in our assembly routine, unless we - zero out this memory. */ - - ((long long*)argp)[0] = 0; - ((long long*)argp)[1] = 0; - ((long long*)argp)[2] = 0; - ((long long*)argp)[3] = 0; - ((long long*)argp)[4] = 0; - ((long long*)argp)[5] = 0; -#endif - - p_argv = ecif->avalue; - - if (ecif->cif->rtype->type == FFI_TYPE_STRUCT && - ecif->cif->rtype->size > 32) - { - *(unsigned long long *) argp = (unsigned long)ecif->rvalue; - argp += sizeof(long long); - tmp = 1; - } - - for (i = 0, p_arg = ecif->cif->arg_types; i < ecif->cif->nargs; - i++, p_arg++) - { - size_t z; - - z = (*p_arg)->size; - switch ((*p_arg)->type) - { - case FFI_TYPE_STRUCT: - if (z > 16) - { - /* For structures larger than 16 bytes we pass reference. */ - *(unsigned long long *) argp = (unsigned long)* p_argv; - argp += sizeof(long long); - tmp++; - p_argv++; - continue; - } - /* FALLTHROUGH */ - case FFI_TYPE_FLOAT: - case FFI_TYPE_DOUBLE: -#if FFI_TYPE_LONGDOUBLE != FFI_TYPE_DOUBLE - case FFI_TYPE_LONGDOUBLE: -#endif - ret = 1; /* We should promote into FP regs as well as integer. */ - break; - } - if (z < sizeof(long long)) - { - switch ((*p_arg)->type) - { - case FFI_TYPE_SINT8: - *(signed long long *) argp = *(SINT8 *)(* p_argv); - break; - - case FFI_TYPE_UINT8: - *(unsigned long long *) argp = *(UINT8 *)(* p_argv); - break; - - case FFI_TYPE_SINT16: - *(signed long long *) argp = *(SINT16 *)(* p_argv); - break; - - case FFI_TYPE_UINT16: - *(unsigned long long *) argp = *(UINT16 *)(* p_argv); - break; - - case FFI_TYPE_SINT32: - *(signed long long *) argp = *(SINT32 *)(* p_argv); - break; - - case FFI_TYPE_UINT32: - *(unsigned long long *) argp = *(UINT32 *)(* p_argv); - break; - - case FFI_TYPE_FLOAT: - *(float *) (argp + 4) = *(FLOAT32 *)(* p_argv); /* Right justify */ - break; - - case FFI_TYPE_STRUCT: - memcpy(argp, *p_argv, z); - break; - - default: - FFI_ASSERT(0); - } - z = sizeof(long long); - tmp++; - } - else if (z == sizeof(long long)) - { - memcpy(argp, *p_argv, z); - z = sizeof(long long); - tmp++; - } - else - { - if ((tmp & 1) && (*p_arg)->alignment > 8) - { - tmp++; - argp += sizeof(long long); - } - memcpy(argp, *p_argv, z); - z = 2 * sizeof(long long); - tmp += 2; - } - p_argv++; - argp += z; - } - - return ret; -} - -/* Perform machine dependent cif processing */ -ffi_status ffi_prep_cif_machdep(ffi_cif *cif) -{ - int wordsize; - - if (cif->abi != FFI_V9) - { - wordsize = 4; - - /* If we are returning a struct, this will already have been added. - Otherwise we need to add it because it's always got to be there! */ - - if (cif->rtype->type != FFI_TYPE_STRUCT) - cif->bytes += wordsize; - - /* sparc call frames require that space is allocated for 6 args, - even if they aren't used. Make that space if necessary. */ - - if (cif->bytes < 4*6+4) - cif->bytes = 4*6+4; - } - else - { - wordsize = 8; - - /* sparc call frames require that space is allocated for 6 args, - even if they aren't used. Make that space if necessary. */ - - if (cif->bytes < 8*6) - cif->bytes = 8*6; - } - - /* Adjust cif->bytes. to include 16 words for the window save area, - and maybe the struct/union return pointer area, */ - - cif->bytes += 16 * wordsize; - - /* The stack must be 2 word aligned, so round bytes up - appropriately. */ - - cif->bytes = ALIGN(cif->bytes, 2 * wordsize); - - /* Set the return type flag */ - switch (cif->rtype->type) - { - case FFI_TYPE_VOID: - case FFI_TYPE_FLOAT: - case FFI_TYPE_DOUBLE: -#if FFI_TYPE_LONGDOUBLE != FFI_TYPE_DOUBLE - case FFI_TYPE_LONGDOUBLE: -#endif - cif->flags = cif->rtype->type; - break; - - case FFI_TYPE_STRUCT: - if (cif->abi == FFI_V9 && cif->rtype->size > 32) - cif->flags = FFI_TYPE_VOID; - else - cif->flags = FFI_TYPE_STRUCT; - break; - - case FFI_TYPE_SINT64: - case FFI_TYPE_UINT64: - if (cif->abi != FFI_V9) - { - cif->flags = FFI_TYPE_SINT64; - break; - } - /* FALLTHROUGH */ - default: - cif->flags = FFI_TYPE_INT; - break; - } - return FFI_OK; -} - -int ffi_v9_layout_struct(ffi_type *arg, int off, char *ret, char *intg, char *flt) -{ - ffi_type **ptr = &arg->elements[0]; - - while (*ptr != NULL) - { - if (off & ((*ptr)->alignment - 1)) - off = ALIGN(off, (*ptr)->alignment); - - switch ((*ptr)->type) - { - case FFI_TYPE_STRUCT: - off = ffi_v9_layout_struct(*ptr, off, ret, intg, flt); - off = ALIGN(off, FFI_SIZEOF_ARG); - break; - case FFI_TYPE_FLOAT: - case FFI_TYPE_DOUBLE: -#if FFI_TYPE_LONGDOUBLE != FFI_TYPE_DOUBLE - case FFI_TYPE_LONGDOUBLE: -#endif - memmove(ret + off, flt + off, (*ptr)->size); - off += (*ptr)->size; - break; - default: - memmove(ret + off, intg + off, (*ptr)->size); - off += (*ptr)->size; - break; - } - ptr++; - } - return off; -} - - -#ifdef SPARC64 -extern int ffi_call_v9(void *, extended_cif *, unsigned, - unsigned, unsigned *, void (*fn)()); -#else -extern int ffi_call_v8(void *, extended_cif *, unsigned, - unsigned, unsigned *, void (*fn)()); -#endif - -void ffi_call(ffi_cif *cif, void (*fn)(), void *rvalue, void **avalue) -{ - extended_cif ecif; - void *rval = rvalue; - - ecif.cif = cif; - ecif.avalue = avalue; - - /* If the return value is a struct and we don't have a return */ - /* value address then we need to make one */ - - ecif.rvalue = rvalue; - if (cif->rtype->type == FFI_TYPE_STRUCT) - { - if (cif->rtype->size <= 32) - rval = alloca(64); - else - { - rval = NULL; - if (rvalue == NULL) - ecif.rvalue = alloca(cif->rtype->size); - } - } - - switch (cif->abi) - { - case FFI_V8: -#ifdef SPARC64 - /* We don't yet support calling 32bit code from 64bit */ - FFI_ASSERT(0); -#else - ffi_call_v8(ffi_prep_args_v8, &ecif, cif->bytes, - cif->flags, rvalue, fn); -#endif - break; - case FFI_V9: -#ifdef SPARC64 - ffi_call_v9(ffi_prep_args_v9, &ecif, cif->bytes, - cif->flags, rval, fn); - if (rvalue && rval && cif->rtype->type == FFI_TYPE_STRUCT) - ffi_v9_layout_struct(cif->rtype, 0, (char *)rvalue, (char *)rval, ((char *)rval)+32); -#else - /* And vice versa */ - FFI_ASSERT(0); -#endif - break; - default: - FFI_ASSERT(0); - break; - } - -} - - -#ifdef SPARC64 -extern void ffi_closure_v9(void); -#else -extern void ffi_closure_v8(void); -#endif - -ffi_status -ffi_prep_closure (ffi_closure* closure, - ffi_cif* cif, - void (*fun)(ffi_cif*, void*, void**, void*), - void *user_data) -{ - unsigned int *tramp = (unsigned int *) &closure->tramp[0]; - unsigned long fn; -#ifdef SPARC64 - /* Trampoline address is equal to the closure address. We take advantage - of that to reduce the trampoline size by 8 bytes. */ - FFI_ASSERT (cif->abi == FFI_V9); - fn = (unsigned long) ffi_closure_v9; - tramp[0] = 0x83414000; /* rd %pc, %g1 */ - tramp[1] = 0xca586010; /* ldx [%g1+16], %g5 */ - tramp[2] = 0x81c14000; /* jmp %g5 */ - tramp[3] = 0x01000000; /* nop */ - *((unsigned long *) &tramp[4]) = fn; -#else - unsigned long ctx = (unsigned long) closure; - FFI_ASSERT (cif->abi == FFI_V8); - fn = (unsigned long) ffi_closure_v8; - tramp[0] = 0x03000000 | fn >> 10; /* sethi %hi(fn), %g1 */ - tramp[1] = 0x05000000 | ctx >> 10; /* sethi %hi(ctx), %g2 */ - tramp[2] = 0x81c06000 | (fn & 0x3ff); /* jmp %g1+%lo(fn) */ - tramp[3] = 0x8410a000 | (ctx & 0x3ff);/* or %g2, %lo(ctx) */ -#endif - - closure->cif = cif; - closure->fun = fun; - closure->user_data = user_data; - - /* Flush the Icache. FIXME: alignment isn't certain, assume 8 bytes */ -#ifdef SPARC64 - asm volatile ("flush %0" : : "r" (closure) : "memory"); - asm volatile ("flush %0" : : "r" (((char *) closure) + 8) : "memory"); -#else - asm volatile ("iflush %0" : : "r" (closure) : "memory"); - asm volatile ("iflush %0" : : "r" (((char *) closure) + 8) : "memory"); -#endif - - return FFI_OK; -} - -int -ffi_closure_sparc_inner_v8(ffi_closure *closure, - void *rvalue, unsigned long *gpr) -{ - ffi_cif *cif; - ffi_type **arg_types; - void **avalue; - int i, argn; - - cif = closure->cif; - arg_types = cif->arg_types; - avalue = alloca(cif->nargs * sizeof(void *)); - - /* Copy the caller's structure return address so that the closure - returns the data directly to the caller. */ - if (cif->flags == FFI_TYPE_STRUCT -#if FFI_TYPE_LONGDOUBLE != FFI_TYPE_DOUBLE - || cif->flags == FFI_TYPE_LONGDOUBLE -#endif - ) - rvalue = (void *) gpr[0]; - - /* Always skip the structure return address. */ - argn = 1; - - /* Grab the addresses of the arguments from the stack frame. */ - for (i = 0; i < cif->nargs; i++) - { - if (arg_types[i]->type == FFI_TYPE_STRUCT -#if FFI_TYPE_LONGDOUBLE != FFI_TYPE_DOUBLE - || arg_types[i]->type == FFI_TYPE_LONGDOUBLE -#endif - ) - { - /* Straight copy of invisible reference. */ - avalue[i] = (void *)gpr[argn++]; - } - else - { - /* Always right-justify. */ - argn += ALIGN(arg_types[i]->size, FFI_SIZEOF_ARG) / FFI_SIZEOF_ARG; - avalue[i] = ((char *) &gpr[argn]) - arg_types[i]->size; - } - } - - /* Invoke the closure. */ - (closure->fun) (cif, rvalue, avalue, closure->user_data); - - /* Tell ffi_closure_sparc how to perform return type promotions. */ - return cif->rtype->type; -} - -int -ffi_closure_sparc_inner_v9(ffi_closure *closure, - void *rvalue, unsigned long *gpr, double *fpr) -{ - ffi_cif *cif; - ffi_type **arg_types; - void **avalue; - int i, argn, fp_slot_max; - - cif = closure->cif; - arg_types = cif->arg_types; - avalue = alloca(cif->nargs * sizeof(void *)); - - /* Copy the caller's structure return address so that the closure - returns the data directly to the caller. */ - if (cif->flags == FFI_TYPE_VOID - && cif->rtype->type == FFI_TYPE_STRUCT) - { - rvalue = (void *) gpr[0]; - /* Skip the structure return address. */ - argn = 1; - } - else - argn = 0; - - fp_slot_max = 16 - argn; - - /* Grab the addresses of the arguments from the stack frame. */ - for (i = 0; i < cif->nargs; i++) - { - if (arg_types[i]->type == FFI_TYPE_STRUCT) - { - if (arg_types[i]->size > 16) - { - /* Straight copy of invisible reference. */ - avalue[i] = (void *)gpr[argn++]; - } - else - { - /* Left-justify. */ - ffi_v9_layout_struct(arg_types[i], - 0, - (char *) &gpr[argn], - (char *) &gpr[argn], - (char *) &fpr[argn]); - avalue[i] = &gpr[argn]; - argn += ALIGN(arg_types[i]->size, FFI_SIZEOF_ARG) / FFI_SIZEOF_ARG; - } - } - else - { - /* Right-justify. */ - argn += ALIGN(arg_types[i]->size, FFI_SIZEOF_ARG) / FFI_SIZEOF_ARG; - - if (i < fp_slot_max - && (arg_types[i]->type == FFI_TYPE_FLOAT - || arg_types[i]->type == FFI_TYPE_DOUBLE -#if FFI_TYPE_LONGDOUBLE != FFI_TYPE_DOUBLE - || arg_types[i]->type == FFI_TYPE_LONGDOUBLE -#endif - )) - avalue[i] = ((char *) &fpr[argn]) - arg_types[i]->size; - else - avalue[i] = ((char *) &gpr[argn]) - arg_types[i]->size; - } - } - - /* Invoke the closure. */ - (closure->fun) (cif, rvalue, avalue, closure->user_data); - - /* Tell ffi_closure_sparc how to perform return type promotions. */ - return cif->rtype->type; -} diff --git a/libffi/src/sparc/ffitarget.h b/libffi/src/sparc/ffitarget.h deleted file mode 100644 index f4514e5..0000000 --- a/libffi/src/sparc/ffitarget.h +++ /dev/null @@ -1,65 +0,0 @@ -/* -----------------------------------------------------------------*-C-*- - ffitarget.h - Copyright (c) 1996-2003 Red Hat, Inc. - Target configuration macros for SPARC. - - Permission is hereby granted, free of charge, to any person obtaining - a copy of this software and associated documentation files (the - ``Software''), to deal in the Software without restriction, including - without limitation the rights to use, copy, modify, merge, publish, - distribute, sublicense, and/or sell copies of the Software, and to - permit persons to whom the Software is furnished to do so, subject to - the following conditions: - - The above copyright notice and this permission notice shall be included - in all copies or substantial portions of the Software. - - THE SOFTWARE IS PROVIDED ``AS IS'', WITHOUT WARRANTY OF ANY KIND, EXPRESS - OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF - MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. - IN NO EVENT SHALL CYGNUS SOLUTIONS BE LIABLE FOR ANY CLAIM, DAMAGES OR - OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, - ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR - OTHER DEALINGS IN THE SOFTWARE. - - ----------------------------------------------------------------------- */ - -#ifndef LIBFFI_TARGET_H -#define LIBFFI_TARGET_H - -/* ---- System specific configurations ----------------------------------- */ - -#if defined(__arch64__) || defined(__sparcv9) -#define SPARC64 -#endif - -#ifndef LIBFFI_ASM -typedef unsigned long ffi_arg; -typedef signed long ffi_sarg; - -typedef enum ffi_abi { - FFI_FIRST_ABI = 0, - FFI_V8, - FFI_V8PLUS, - FFI_V9, -#ifdef SPARC64 - FFI_DEFAULT_ABI = FFI_V9, -#else - FFI_DEFAULT_ABI = FFI_V8, -#endif - FFI_LAST_ABI = FFI_DEFAULT_ABI + 1 -} ffi_abi; -#endif - -/* ---- Definitions for closures ----------------------------------------- */ - -#define FFI_CLOSURES 1 -#define FFI_NATIVE_RAW_API 0 - -#ifdef SPARC64 -#define FFI_TRAMPOLINE_SIZE 24 -#else -#define FFI_TRAMPOLINE_SIZE 16 -#endif - -#endif - diff --git a/libffi/src/sparc/v8.S b/libffi/src/sparc/v8.S deleted file mode 100644 index aaa7be7..0000000 --- a/libffi/src/sparc/v8.S +++ /dev/null @@ -1,257 +0,0 @@ -/* ----------------------------------------------------------------------- - v8.S - Copyright (c) 1996, 1997, 2003, 2004 Red Hat, Inc. - - SPARC Foreign Function Interface - - Permission is hereby granted, free of charge, to any person obtaining - a copy of this software and associated documentation files (the - ``Software''), to deal in the Software without restriction, including - without limitation the rights to use, copy, modify, merge, publish, - distribute, sublicense, and/or sell copies of the Software, and to - permit persons to whom the Software is furnished to do so, subject to - the following conditions: - - The above copyright notice and this permission notice shall be included - in all copies or substantial portions of the Software. - - THE SOFTWARE IS PROVIDED ``AS IS'', WITHOUT WARRANTY OF ANY KIND, EXPRESS - OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF - MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. - IN NO EVENT SHALL CYGNUS SOLUTIONS BE LIABLE FOR ANY CLAIM, DAMAGES OR - OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, - ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR - OTHER DEALINGS IN THE SOFTWARE. - ----------------------------------------------------------------------- */ - -#define LIBFFI_ASM -#include <fficonfig.h> -#include <ffi.h> - -#define STACKFRAME 96 /* Minimum stack framesize for SPARC */ -#define ARGS (64+4) /* Offset of register area in frame */ - -.text - .align 8 -.globl ffi_call_v8 -.globl _ffi_call_v8 - -ffi_call_v8: -_ffi_call_v8: -.LLFB1: - save %sp, -STACKFRAME, %sp -.LLCFI0: - - sub %sp, %i2, %sp ! alloca() space in stack for frame to set up - add %sp, STACKFRAME, %l0 ! %l0 has start of - ! frame to set up - - mov %l0, %o0 ! call routine to set up frame - call %i0 - mov %i1, %o1 ! (delay) - - ld [%l0+ARGS], %o0 ! call foreign function - ld [%l0+ARGS+4], %o1 - ld [%l0+ARGS+8], %o2 - ld [%l0+ARGS+12], %o3 - ld [%l0+ARGS+16], %o4 - ld [%l0+ARGS+20], %o5 - call %i5 - mov %l0, %sp ! (delay) switch to frame - nop ! STRUCT returning functions skip 12 instead of 8 bytes - - ! If the return value pointer is NULL, assume no return value. - tst %i4 - bz done - nop - - cmp %i3, FFI_TYPE_INT - be,a done - st %o0, [%i4] ! (delay) - - cmp %i3, FFI_TYPE_FLOAT - be,a done - st %f0, [%i4+0] ! (delay) - - cmp %i3, FFI_TYPE_SINT64 - be longlong - - cmp %i3, FFI_TYPE_DOUBLE - bne done - nop - st %f0, [%i4+0] - st %f1, [%i4+4] - -done: - ret - restore - -longlong: - st %o0, [%i4+0] - st %o1, [%i4+4] - ret - restore -.LLFE1: - -.ffi_call_v8_end: - .size ffi_call_v8,.ffi_call_v8_end-ffi_call_v8 - - -#undef STACKFRAME -#define STACKFRAME 104 /* 16*4 register window + - 1*4 struct return + - 6*4 args backing store + - 3*4 locals */ - -/* ffi_closure_v8(...) - - Receives the closure argument in %g2. */ - - .text - .align 8 - .globl ffi_closure_v8 - -ffi_closure_v8: -#ifdef HAVE_AS_REGISTER_PSEUDO_OP - .register %g2, #scratch -#endif -.LLFB2: - save %sp, -STACKFRAME, %sp -.LLCFI1: - - ! Store all of the potential argument registers in va_list format. - st %i0, [%fp+68+0] - st %i1, [%fp+68+4] - st %i2, [%fp+68+8] - st %i3, [%fp+68+12] - st %i4, [%fp+68+16] - st %i5, [%fp+68+20] - - ! Call ffi_closure_sparc_inner to do the bulk of the work. - mov %g2, %o0 - add %fp, -8, %o1 - call ffi_closure_sparc_inner_v8 - add %fp, 64, %o2 - - ! Load up the return value in the proper type. - ! See ffi_prep_cif_machdep for the list of cases. - cmp %o0, FFI_TYPE_VOID - be done1 - - cmp %o0, FFI_TYPE_INT - be integer - - cmp %o0, FFI_TYPE_FLOAT - be,a done1 - ld [%fp-8], %f0 - - cmp %o0, FFI_TYPE_DOUBLE - be,a done1 - ldd [%fp-8], %f0 - -#if FFI_TYPE_LONGDOUBLE != FFI_TYPE_DOUBLE - cmp %o0, FFI_TYPE_LONGDOUBLE - be done2 -#endif - - cmp %o0, FFI_TYPE_STRUCT - be done2 - - ! FFI_TYPE_SINT64 - ld [%fp-4], %i1 - -integer: - ld [%fp-8], %i0 - -done1: - jmp %i7+8 - restore -done2: - ! Skip 'unimp'. - jmp %i7+12 - restore -.LLFE2: - -.ffi_closure_v8_end: - .size ffi_closure_v8,.ffi_closure_v8_end-ffi_closure_v8 - -#ifdef SPARC64 -#define WS 8 -#define nword xword -#define uanword uaxword -#else -#define WS 4 -#define nword long -#define uanword uaword -#endif - -#ifdef HAVE_RO_EH_FRAME - .section ".eh_frame",#alloc -#else - .section ".eh_frame",#alloc,#write -#endif -.LLframe1: - .uaword .LLECIE1-.LLSCIE1 ! Length of Common Information Entry -.LLSCIE1: - .uaword 0x0 ! CIE Identifier Tag - .byte 0x1 ! CIE Version - .ascii "zR\0" ! CIE Augmentation - .byte 0x1 ! uleb128 0x1; CIE Code Alignment Factor - .byte 0x80-WS ! sleb128 -WS; CIE Data Alignment Factor - .byte 0xf ! CIE RA Column - .byte 0x1 ! uleb128 0x1; Augmentation size -#ifdef HAVE_AS_SPARC_UA_PCREL - .byte 0x1b ! FDE Encoding (pcrel sdata4) -#else - .byte 0x50 ! FDE Encoding (aligned absolute) -#endif - .byte 0xc ! DW_CFA_def_cfa - .byte 0xe ! uleb128 0xe - .byte 0x0 ! uleb128 0x0 - .align WS -.LLECIE1: -.LLSFDE1: - .uaword .LLEFDE1-.LLASFDE1 ! FDE Length -.LLASFDE1: - .uaword .LLASFDE1-.LLframe1 ! FDE CIE offset -#ifdef HAVE_AS_SPARC_UA_PCREL - .uaword %r_disp32(.LLFB1) - .uaword .LLFE1-.LLFB1 ! FDE address range -#else - .align WS - .nword .LLFB1 - .uanword .LLFE1-.LLFB1 ! FDE address range -#endif - .byte 0x0 ! uleb128 0x0; Augmentation size - .byte 0x4 ! DW_CFA_advance_loc4 - .uaword .LLCFI0-.LLFB1 - .byte 0xd ! DW_CFA_def_cfa_register - .byte 0x1e ! uleb128 0x1e - .byte 0x2d ! DW_CFA_GNU_window_save - .byte 0x9 ! DW_CFA_register - .byte 0xf ! uleb128 0xf - .byte 0x1f ! uleb128 0x1f - .align WS -.LLEFDE1: -.LLSFDE2: - .uaword .LLEFDE2-.LLASFDE2 ! FDE Length -.LLASFDE2: - .uaword .LLASFDE2-.LLframe1 ! FDE CIE offset -#ifdef HAVE_AS_SPARC_UA_PCREL - .uaword %r_disp32(.LLFB2) - .uaword .LLFE2-.LLFB2 ! FDE address range -#else - .align WS - .nword .LLFB2 - .uanword .LLFE2-.LLFB2 ! FDE address range -#endif - .byte 0x0 ! uleb128 0x0; Augmentation size - .byte 0x4 ! DW_CFA_advance_loc4 - .uaword .LLCFI1-.LLFB2 - .byte 0xd ! DW_CFA_def_cfa_register - .byte 0x1e ! uleb128 0x1e - .byte 0x2d ! DW_CFA_GNU_window_save - .byte 0x9 ! DW_CFA_register - .byte 0xf ! uleb128 0xf - .byte 0x1f ! uleb128 0x1f - .align WS -.LLEFDE2: diff --git a/libffi/src/sparc/v9.S b/libffi/src/sparc/v9.S deleted file mode 100644 index d640e02..0000000 --- a/libffi/src/sparc/v9.S +++ /dev/null @@ -1,302 +0,0 @@ -/* ----------------------------------------------------------------------- - v9.S - Copyright (c) 2000, 2003, 2004 Red Hat, Inc. - - SPARC 64-bit Foreign Function Interface - - Permission is hereby granted, free of charge, to any person obtaining - a copy of this software and associated documentation files (the - ``Software''), to deal in the Software without restriction, including - without limitation the rights to use, copy, modify, merge, publish, - distribute, sublicense, and/or sell copies of the Software, and to - permit persons to whom the Software is furnished to do so, subject to - the following conditions: - - The above copyright notice and this permission notice shall be included - in all copies or substantial portions of the Software. - - THE SOFTWARE IS PROVIDED ``AS IS'', WITHOUT WARRANTY OF ANY KIND, EXPRESS - OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF - MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. - IN NO EVENT SHALL CYGNUS SOLUTIONS BE LIABLE FOR ANY CLAIM, DAMAGES OR - OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, - ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR - OTHER DEALINGS IN THE SOFTWARE. - ----------------------------------------------------------------------- */ - -#define LIBFFI_ASM -#include <fficonfig.h> -#include <ffi.h> - -#ifdef SPARC64 -/* Only compile this in for 64bit builds, because otherwise the object file - will have inproper architecture due to used instructions. */ - -#define STACKFRAME 128 /* Minimum stack framesize for SPARC */ -#define STACK_BIAS 2047 -#define ARGS (128) /* Offset of register area in frame */ - -.text - .align 8 -.globl ffi_call_v9 -.globl _ffi_call_v9 - -ffi_call_v9: -_ffi_call_v9: -.LLFB1: - save %sp, -STACKFRAME, %sp -.LLCFI0: - - sub %sp, %i2, %sp ! alloca() space in stack for frame to set up - add %sp, STACKFRAME+STACK_BIAS, %l0 ! %l0 has start of - ! frame to set up - - mov %l0, %o0 ! call routine to set up frame - call %i0 - mov %i1, %o1 ! (delay) - brz,pt %o0, 1f - ldx [%l0+ARGS], %o0 ! call foreign function - - ldd [%l0+ARGS], %f0 - ldd [%l0+ARGS+8], %f2 - ldd [%l0+ARGS+16], %f4 - ldd [%l0+ARGS+24], %f6 - ldd [%l0+ARGS+32], %f8 - ldd [%l0+ARGS+40], %f10 - ldd [%l0+ARGS+48], %f12 - ldd [%l0+ARGS+56], %f14 - ldd [%l0+ARGS+64], %f16 - ldd [%l0+ARGS+72], %f18 - ldd [%l0+ARGS+80], %f20 - ldd [%l0+ARGS+88], %f22 - ldd [%l0+ARGS+96], %f24 - ldd [%l0+ARGS+104], %f26 - ldd [%l0+ARGS+112], %f28 - ldd [%l0+ARGS+120], %f30 - -1: ldx [%l0+ARGS+8], %o1 - ldx [%l0+ARGS+16], %o2 - ldx [%l0+ARGS+24], %o3 - ldx [%l0+ARGS+32], %o4 - ldx [%l0+ARGS+40], %o5 - call %i5 - sub %l0, STACK_BIAS, %sp ! (delay) switch to frame - - ! If the return value pointer is NULL, assume no return value. - brz,pn %i4, done - nop - - cmp %i3, FFI_TYPE_INT - be,a,pt %icc, done - stx %o0, [%i4+0] ! (delay) - - cmp %i3, FFI_TYPE_FLOAT - be,a,pn %icc, done - st %f0, [%i4+0] ! (delay) - - cmp %i3, FFI_TYPE_DOUBLE - be,a,pn %icc, done - std %f0, [%i4+0] ! (delay) - - cmp %i3, FFI_TYPE_STRUCT - be,pn %icc, dostruct - - cmp %i3, FFI_TYPE_LONGDOUBLE - bne,pt %icc, done - nop - std %f0, [%i4+0] - std %f2, [%i4+8] - -done: ret - restore - -dostruct: - /* This will not work correctly for unions. */ - stx %o0, [%i4+0] - stx %o1, [%i4+8] - stx %o2, [%i4+16] - stx %o3, [%i4+24] - std %f0, [%i4+32] - std %f2, [%i4+40] - std %f4, [%i4+48] - std %f6, [%i4+56] - ret - restore -.LLFE1: - -.ffi_call_v9_end: - .size ffi_call_v9,.ffi_call_v9_end-ffi_call_v9 - - -#undef STACKFRAME -#define STACKFRAME 336 /* 16*8 register window + - 6*8 args backing store + - 20*8 locals */ -#define FP %fp+STACK_BIAS - -/* ffi_closure_v9(...) - - Receives the closure argument in %g1. */ - - .text - .align 8 - .globl ffi_closure_v9 - -ffi_closure_v9: -.LLFB2: - save %sp, -STACKFRAME, %sp -.LLCFI1: - - ! Store all of the potential argument registers in va_list format. - stx %i0, [FP+128+0] - stx %i1, [FP+128+8] - stx %i2, [FP+128+16] - stx %i3, [FP+128+24] - stx %i4, [FP+128+32] - stx %i5, [FP+128+40] - - ! Store possible floating point argument registers too. - std %f0, [FP-128] - std %f2, [FP-120] - std %f4, [FP-112] - std %f6, [FP-104] - std %f8, [FP-96] - std %f10, [FP-88] - std %f12, [FP-80] - std %f14, [FP-72] - std %f16, [FP-64] - std %f18, [FP-56] - std %f20, [FP-48] - std %f22, [FP-40] - std %f24, [FP-32] - std %f26, [FP-24] - std %f28, [FP-16] - std %f30, [FP-8] - - ! Call ffi_closure_sparc_inner to do the bulk of the work. - mov %g1, %o0 - add %fp, STACK_BIAS-160, %o1 - add %fp, STACK_BIAS+128, %o2 - call ffi_closure_sparc_inner_v9 - add %fp, STACK_BIAS-128, %o3 - - ! Load up the return value in the proper type. - ! See ffi_prep_cif_machdep for the list of cases. - cmp %o0, FFI_TYPE_VOID - be,pn %icc, done1 - - cmp %o0, FFI_TYPE_INT - be,pn %icc, integer - - cmp %o0, FFI_TYPE_FLOAT - be,a,pn %icc, done1 - ld [FP-160], %f0 - - cmp %o0, FFI_TYPE_DOUBLE - be,a,pn %icc, done1 - ldd [FP-160], %f0 - -#if FFI_TYPE_LONGDOUBLE != FFI_TYPE_DOUBLE - cmp %o0, FFI_TYPE_LONGDOUBLE - be,a,pn %icc, longdouble1 - ldd [FP-160], %f0 -#endif - - ! FFI_TYPE_STRUCT - ldx [FP-152], %i1 - ldx [FP-144], %i2 - ldx [FP-136], %i3 - ldd [FP-160], %f0 - ldd [FP-152], %f2 - ldd [FP-144], %f4 - ldd [FP-136], %f6 - -integer: - ldx [FP-160], %i0 - -done1: - ret - restore - -#if FFI_TYPE_LONGDOUBLE != FFI_TYPE_DOUBLE -longdouble1: - ldd [FP-152], %f2 - ret - restore -#endif -.LLFE2: - -.ffi_closure_v9_end: - .size ffi_closure_v9,.ffi_closure_v9_end-ffi_closure_v9 - -#ifdef HAVE_RO_EH_FRAME - .section ".eh_frame",#alloc -#else - .section ".eh_frame",#alloc,#write -#endif -.LLframe1: - .uaword .LLECIE1-.LLSCIE1 ! Length of Common Information Entry -.LLSCIE1: - .uaword 0x0 ! CIE Identifier Tag - .byte 0x1 ! CIE Version - .ascii "zR\0" ! CIE Augmentation - .byte 0x1 ! uleb128 0x1; CIE Code Alignment Factor - .byte 0x78 ! sleb128 -8; CIE Data Alignment Factor - .byte 0xf ! CIE RA Column - .byte 0x1 ! uleb128 0x1; Augmentation size -#ifdef HAVE_AS_SPARC_UA_PCREL - .byte 0x1b ! FDE Encoding (pcrel sdata4) -#else - .byte 0x50 ! FDE Encoding (aligned absolute) -#endif - .byte 0xc ! DW_CFA_def_cfa - .byte 0xe ! uleb128 0xe - .byte 0xff,0xf ! uleb128 0x7ff - .align 8 -.LLECIE1: -.LLSFDE1: - .uaword .LLEFDE1-.LLASFDE1 ! FDE Length -.LLASFDE1: - .uaword .LLASFDE1-.LLframe1 ! FDE CIE offset -#ifdef HAVE_AS_SPARC_UA_PCREL - .uaword %r_disp32(.LLFB1) - .uaword .LLFE1-.LLFB1 ! FDE address range -#else - .align 8 - .xword .LLFB1 - .uaxword .LLFE1-.LLFB1 ! FDE address range -#endif - .byte 0x0 ! uleb128 0x0; Augmentation size - .byte 0x4 ! DW_CFA_advance_loc4 - .uaword .LLCFI0-.LLFB1 - .byte 0xd ! DW_CFA_def_cfa_register - .byte 0x1e ! uleb128 0x1e - .byte 0x2d ! DW_CFA_GNU_window_save - .byte 0x9 ! DW_CFA_register - .byte 0xf ! uleb128 0xf - .byte 0x1f ! uleb128 0x1f - .align 8 -.LLEFDE1: -.LLSFDE2: - .uaword .LLEFDE2-.LLASFDE2 ! FDE Length -.LLASFDE2: - .uaword .LLASFDE2-.LLframe1 ! FDE CIE offset -#ifdef HAVE_AS_SPARC_UA_PCREL - .uaword %r_disp32(.LLFB2) - .uaword .LLFE2-.LLFB2 ! FDE address range -#else - .align 8 - .xword .LLFB2 - .uaxword .LLFE2-.LLFB2 ! FDE address range -#endif - .byte 0x0 ! uleb128 0x0; Augmentation size - .byte 0x4 ! DW_CFA_advance_loc4 - .uaword .LLCFI1-.LLFB2 - .byte 0xd ! DW_CFA_def_cfa_register - .byte 0x1e ! uleb128 0x1e - .byte 0x2d ! DW_CFA_GNU_window_save - .byte 0x9 ! DW_CFA_register - .byte 0xf ! uleb128 0xf - .byte 0x1f ! uleb128 0x1f - .align 8 -.LLEFDE2: -#endif diff --git a/libffi/src/types.c b/libffi/src/types.c deleted file mode 100644 index d25423f..0000000 --- a/libffi/src/types.c +++ /dev/null @@ -1,118 +0,0 @@ -/* ----------------------------------------------------------------------- - types.c - Copyright (c) 1996, 1998 Red Hat, Inc. - - Predefined ffi_types needed by libffi. - - Permission is hereby granted, free of charge, to any person obtaining - a copy of this software and associated documentation files (the - ``Software''), to deal in the Software without restriction, including - without limitation the rights to use, copy, modify, merge, publish, - distribute, sublicense, and/or sell copies of the Software, and to - permit persons to whom the Software is furnished to do so, subject to - the following conditions: - - The above copyright notice and this permission notice shall be included - in all copies or substantial portions of the Software. - - THE SOFTWARE IS PROVIDED ``AS IS'', WITHOUT WARRANTY OF ANY KIND, EXPRESS - OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF - MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. - IN NO EVENT SHALL CYGNUS SOLUTIONS BE LIABLE FOR ANY CLAIM, DAMAGES OR - OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, - ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR - OTHER DEALINGS IN THE SOFTWARE. - ----------------------------------------------------------------------- */ - -#include <ffi.h> -#include <ffi_common.h> - -/* Type definitions */ - -#define FFI_INTEGRAL_TYPEDEF(n, s, a, t) ffi_type ffi_type_##n = { s, a, t, NULL } -#define FFI_AGGREGATE_TYPEDEF(n, e) ffi_type ffi_type_##n = { 0, 0, FFI_TYPE_STRUCT, e } - -/* Size and alignment are fake here. They must not be 0. */ -FFI_INTEGRAL_TYPEDEF(void, 1, 1, FFI_TYPE_VOID); - -FFI_INTEGRAL_TYPEDEF(uint8, 1, 1, FFI_TYPE_UINT8); -FFI_INTEGRAL_TYPEDEF(sint8, 1, 1, FFI_TYPE_SINT8); -FFI_INTEGRAL_TYPEDEF(uint16, 2, 2, FFI_TYPE_UINT16); -FFI_INTEGRAL_TYPEDEF(sint16, 2, 2, FFI_TYPE_SINT16); -FFI_INTEGRAL_TYPEDEF(uint32, 4, 4, FFI_TYPE_UINT32); -FFI_INTEGRAL_TYPEDEF(sint32, 4, 4, FFI_TYPE_SINT32); -FFI_INTEGRAL_TYPEDEF(float, 4, 4, FFI_TYPE_FLOAT); - -#if defined ALPHA || defined SPARC64 || defined X86_64 || defined S390X \ - || defined IA64 || defined POWERPC64 - -FFI_INTEGRAL_TYPEDEF(pointer, 8, 8, FFI_TYPE_POINTER); - -#else - -FFI_INTEGRAL_TYPEDEF(pointer, 4, 4, FFI_TYPE_POINTER); - -#endif - -#if defined X86_DARWIN - -FFI_INTEGRAL_TYPEDEF(uint64, 8, 8, FFI_TYPE_UINT64); -FFI_INTEGRAL_TYPEDEF(sint64, 8, 8, FFI_TYPE_SINT64); - -#elif defined X86 || defined ARM || defined M68K || defined(POWERPC_DARWIN) - -FFI_INTEGRAL_TYPEDEF(uint64, 8, 4, FFI_TYPE_UINT64); -FFI_INTEGRAL_TYPEDEF(sint64, 8, 4, FFI_TYPE_SINT64); - -#elif defined SH - -FFI_INTEGRAL_TYPEDEF(uint64, 8, 4, FFI_TYPE_UINT64); -FFI_INTEGRAL_TYPEDEF(sint64, 8, 4, FFI_TYPE_SINT64); - -#else - -FFI_INTEGRAL_TYPEDEF(uint64, 8, 8, FFI_TYPE_UINT64); -FFI_INTEGRAL_TYPEDEF(sint64, 8, 8, FFI_TYPE_SINT64); - -#endif - - -#if defined X86 || defined X86_WIN32 || defined M68K - -#ifdef X86_WIN32 -FFI_INTEGRAL_TYPEDEF(double, 8, 8, FFI_TYPE_DOUBLE); -#else -FFI_INTEGRAL_TYPEDEF(double, 8, 4, FFI_TYPE_DOUBLE); -#endif - -#ifdef X86_DARWIN -FFI_INTEGRAL_TYPEDEF(longdouble, 16, 16, FFI_TYPE_LONGDOUBLE); -#else -FFI_INTEGRAL_TYPEDEF(longdouble, 12, 4, FFI_TYPE_LONGDOUBLE); -#endif - -#elif defined ARM || defined SH || defined POWERPC_AIX || defined POWERPC_DARWIN - -FFI_INTEGRAL_TYPEDEF(double, 8, 4, FFI_TYPE_DOUBLE); -FFI_INTEGRAL_TYPEDEF(longdouble, 8, 4, FFI_TYPE_LONGDOUBLE); - -#elif defined SPARC - -FFI_INTEGRAL_TYPEDEF(double, 8, 8, FFI_TYPE_DOUBLE); -#ifdef SPARC64 -FFI_INTEGRAL_TYPEDEF(longdouble, 16, 16, FFI_TYPE_LONGDOUBLE); -#else -FFI_INTEGRAL_TYPEDEF(longdouble, 16, 8, FFI_TYPE_LONGDOUBLE); -#endif - -#elif defined X86_64 || defined POWERPC64 - -FFI_INTEGRAL_TYPEDEF(double, 8, 8, FFI_TYPE_DOUBLE); -FFI_INTEGRAL_TYPEDEF(longdouble, 16, 16, FFI_TYPE_LONGDOUBLE); - -#else - -FFI_INTEGRAL_TYPEDEF(double, 8, 8, FFI_TYPE_DOUBLE); -FFI_INTEGRAL_TYPEDEF(longdouble, 8, 8, FFI_TYPE_LONGDOUBLE); - -#endif - diff --git a/libffi/src/x86/darwin.S b/libffi/src/x86/darwin.S deleted file mode 100644 index c5e55b5..0000000 --- a/libffi/src/x86/darwin.S +++ /dev/null @@ -1,195 +0,0 @@ -#ifdef __i386__ -/* ----------------------------------------------------------------------- - darwin.S - Copyright (c) 1996, 1998, 2001, 2002, 2003 Red Hat, Inc. - - X86 Foreign Function Interface - - Permission is hereby granted, free of charge, to any person obtaining - a copy of this software and associated documentation files (the - ``Software''), to deal in the Software without restriction, including - without limitation the rights to use, copy, modify, merge, publish, - distribute, sublicense, and/or sell copies of the Software, and to - permit persons to whom the Software is furnished to do so, subject to - the following conditions: - - The above copyright notice and this permission notice shall be included - in all copies or substantial portions of the Software. - - THE SOFTWARE IS PROVIDED ``AS IS'', WITHOUT WARRANTY OF ANY KIND, EXPRESS - OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF - MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. - IN NO EVENT SHALL CYGNUS SOLUTIONS BE LIABLE FOR ANY CLAIM, DAMAGES OR - OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, - ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR - OTHER DEALINGS IN THE SOFTWARE. - ----------------------------------------------------------------------- */ - -/* - * This file is based on sysv.S and then hacked up by Ronald who hasn't done - * assembly programming in 8 years. - */ - -#ifndef __x86_64__ - -#define LIBFFI_ASM -#include <fficonfig.h> -#include <ffi.h> - -.text - -.globl _ffi_prep_args - -.align 4 -.globl _ffi_call_SYSV - -_ffi_call_SYSV: -.LFB1: - pushl %ebp -.LCFI0: - movl %esp,%ebp -.LCFI1: - /* Make room for all of the new args. */ - movl 16(%ebp),%ecx - subl %ecx,%esp - - movl %esp,%eax - - /* Place all of the ffi_prep_args in position */ - pushl 12(%ebp) - pushl %eax - call *8(%ebp) - - /* Return stack to previous state and call the function */ - addl $8,%esp - - call *28(%ebp) - - /* Remove the space we pushed for the args */ - movl 16(%ebp),%ecx - addl %ecx,%esp - - /* Load %ecx with the return type code */ - movl 20(%ebp),%ecx - - /* If the return value pointer is NULL, assume no return value. */ - cmpl $0,24(%ebp) - jne retint - - /* Even if there is no space for the return value, we are - obliged to handle floating-point values. */ - cmpl $FFI_TYPE_FLOAT,%ecx - jne noretval - fstp %st(0) - - jmp epilogue - -retint: - cmpl $FFI_TYPE_INT,%ecx - jne retfloat - /* Load %ecx with the pointer to storage for the return value */ - movl 24(%ebp),%ecx - movl %eax,0(%ecx) - jmp epilogue - -retfloat: - cmpl $FFI_TYPE_FLOAT,%ecx - jne retdouble - /* Load %ecx with the pointer to storage for the return value */ - movl 24(%ebp),%ecx - fstps (%ecx) - jmp epilogue - -retdouble: - cmpl $FFI_TYPE_DOUBLE,%ecx - jne retlongdouble - /* Load %ecx with the pointer to storage for the return value */ - movl 24(%ebp),%ecx - fstpl (%ecx) - jmp epilogue - -retlongdouble: - cmpl $FFI_TYPE_LONGDOUBLE,%ecx - jne retint64 - /* Load %ecx with the pointer to storage for the return value */ - movl 24(%ebp),%ecx - fstpt (%ecx) - jmp epilogue - -retint64: - cmpl $FFI_TYPE_SINT64,%ecx - jne retstruct - /* Load %ecx with the pointer to storage for the return value */ - movl 24(%ebp),%ecx - movl %eax,0(%ecx) - movl %edx,4(%ecx) - -retstruct: - /* Nothing to do! */ - -noretval: -epilogue: - movl %ebp,%esp - popl %ebp - ret -.LFE1: -.ffi_call_SYSV_end: -#if 0 - .size ffi_call_SYSV,.ffi_call_SYSV_end-ffi_call_SYSV -#endif - -#if 0 - .section .eh_frame,EH_FRAME_FLAGS,@progbits -.Lframe1: - .long .LECIE1-.LSCIE1 /* Length of Common Information Entry */ -.LSCIE1: - .long 0x0 /* CIE Identifier Tag */ - .byte 0x1 /* CIE Version */ -#ifdef __PIC__ - .ascii "zR\0" /* CIE Augmentation */ -#else - .ascii "\0" /* CIE Augmentation */ -#endif - .byte 0x1 /* .uleb128 0x1; CIE Code Alignment Factor */ - .byte 0x7c /* .sleb128 -4; CIE Data Alignment Factor */ - .byte 0x8 /* CIE RA Column */ -#ifdef __PIC__ - .byte 0x1 /* .uleb128 0x1; Augmentation size */ - .byte 0x1b /* FDE Encoding (pcrel sdata4) */ -#endif - .byte 0xc /* DW_CFA_def_cfa */ - .byte 0x4 /* .uleb128 0x4 */ - .byte 0x4 /* .uleb128 0x4 */ - .byte 0x88 /* DW_CFA_offset, column 0x8 */ - .byte 0x1 /* .uleb128 0x1 */ - .align 4 -.LECIE1: -.LSFDE1: - .long .LEFDE1-.LASFDE1 /* FDE Length */ -.LASFDE1: - .long .LASFDE1-.Lframe1 /* FDE CIE offset */ -#ifdef __PIC__ - .long .LFB1-. /* FDE initial location */ -#else - .long .LFB1 /* FDE initial location */ -#endif - .long .LFE1-.LFB1 /* FDE address range */ -#ifdef __PIC__ - .byte 0x0 /* .uleb128 0x0; Augmentation size */ -#endif - .byte 0x4 /* DW_CFA_advance_loc4 */ - .long .LCFI0-.LFB1 - .byte 0xe /* DW_CFA_def_cfa_offset */ - .byte 0x8 /* .uleb128 0x8 */ - .byte 0x85 /* DW_CFA_offset, column 0x5 */ - .byte 0x2 /* .uleb128 0x2 */ - .byte 0x4 /* DW_CFA_advance_loc4 */ - .long .LCFI1-.LCFI0 - .byte 0xd /* DW_CFA_def_cfa_register */ - .byte 0x5 /* .uleb128 0x5 */ - .align 4 -.LEFDE1: -#endif - -#endif /* ifndef __x86_64__ */ - -#endif /* defined __i386__ */ diff --git a/libffi/src/x86/ffi.c b/libffi/src/x86/ffi.c deleted file mode 100644 index 633e549..0000000 --- a/libffi/src/x86/ffi.c +++ /dev/null @@ -1,557 +0,0 @@ -/* ----------------------------------------------------------------------- - ffi.c - Copyright (c) 1996, 1998, 1999, 2001 Red Hat, Inc. - Copyright (c) 2002 Ranjit Mathew - Copyright (c) 2002 Bo Thorsen - Copyright (c) 2002 Roger Sayle - - x86 Foreign Function Interface - - Permission is hereby granted, free of charge, to any person obtaining - a copy of this software and associated documentation files (the - ``Software''), to deal in the Software without restriction, including - without limitation the rights to use, copy, modify, merge, publish, - distribute, sublicense, and/or sell copies of the Software, and to - permit persons to whom the Software is furnished to do so, subject to - the following conditions: - - The above copyright notice and this permission notice shall be included - in all copies or substantial portions of the Software. - - THE SOFTWARE IS PROVIDED ``AS IS'', WITHOUT WARRANTY OF ANY KIND, EXPRESS - OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF - MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. - IN NO EVENT SHALL CYGNUS SOLUTIONS BE LIABLE FOR ANY CLAIM, DAMAGES OR - OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, - ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR - OTHER DEALINGS IN THE SOFTWARE. - ----------------------------------------------------------------------- */ - -#ifndef __x86_64__ - -#include <ffi.h> -#include <ffi_common.h> - -#include <stdlib.h> - -/* ffi_prep_args is called by the assembly routine once stack space - has been allocated for the function's arguments */ - -/*@-exportheader@*/ -void ffi_prep_args(char *stack, extended_cif *ecif) -/*@=exportheader@*/ -{ - register unsigned int i; - register void **p_argv; - register char *argp; - register ffi_type **p_arg; - - argp = stack; - - if (ecif->cif->flags == FFI_TYPE_STRUCT) - { - *(void **) argp = ecif->rvalue; - argp += 4; - } - - p_argv = ecif->avalue; - - for (i = ecif->cif->nargs, p_arg = ecif->cif->arg_types; - i != 0; - i--, p_arg++) - { - size_t z; - - /* Align if necessary */ - if ((sizeof(int) - 1) & (unsigned) argp) - argp = (char *) ALIGN(argp, sizeof(int)); - - z = (*p_arg)->size; - if (z < sizeof(int)) - { - z = sizeof(int); - switch ((*p_arg)->type) - { - case FFI_TYPE_SINT8: - *(signed int *) argp = (signed int)*(SINT8 *)(* p_argv); - break; - - case FFI_TYPE_UINT8: - *(unsigned int *) argp = (unsigned int)*(UINT8 *)(* p_argv); - break; - - case FFI_TYPE_SINT16: - *(signed int *) argp = (signed int)*(SINT16 *)(* p_argv); - break; - - case FFI_TYPE_UINT16: - *(unsigned int *) argp = (unsigned int)*(UINT16 *)(* p_argv); - break; - - case FFI_TYPE_SINT32: - *(signed int *) argp = (signed int)*(SINT32 *)(* p_argv); - break; - - case FFI_TYPE_UINT32: - *(unsigned int *) argp = (unsigned int)*(UINT32 *)(* p_argv); - break; - - case FFI_TYPE_STRUCT: - *(unsigned int *) argp = (unsigned int)*(UINT32 *)(* p_argv); - break; - - default: - FFI_ASSERT(0); - } - } - else - { - memcpy(argp, *p_argv, z); - } - p_argv++; - argp += z; - } - - return; -} - -/* Perform machine dependent cif processing */ -ffi_status ffi_prep_cif_machdep(ffi_cif *cif) -{ - /* Set the return type flag */ - switch (cif->rtype->type) - { - case FFI_TYPE_VOID: -#ifndef X86_WIN32 - case FFI_TYPE_STRUCT: -#endif - case FFI_TYPE_SINT64: - case FFI_TYPE_FLOAT: - case FFI_TYPE_DOUBLE: - case FFI_TYPE_LONGDOUBLE: - cif->flags = (unsigned) cif->rtype->type; - break; - - case FFI_TYPE_UINT64: - cif->flags = FFI_TYPE_SINT64; - break; - -#ifdef X86_WIN32 - case FFI_TYPE_STRUCT: - if (cif->rtype->size == 1) - { - cif->flags = FFI_TYPE_SINT8; /* same as char size */ - } - else if (cif->rtype->size == 2) - { - cif->flags = FFI_TYPE_SINT16; /* same as short size */ - } - else if (cif->rtype->size == 4) - { - cif->flags = FFI_TYPE_INT; /* same as int type */ - } - else if (cif->rtype->size == 8) - { - cif->flags = FFI_TYPE_SINT64; /* same as int64 type */ - } - else - { - cif->flags = FFI_TYPE_STRUCT; - } - break; -#endif - - default: - cif->flags = FFI_TYPE_INT; - break; - } - - return FFI_OK; -} - -/*@-declundef@*/ -/*@-exportheader@*/ -extern void ffi_call_SYSV(void (*)(char *, extended_cif *), - /*@out@*/ extended_cif *, - unsigned, unsigned, - /*@out@*/ unsigned *, - void (*fn)()); -/*@=declundef@*/ -/*@=exportheader@*/ - -#ifdef X86_WIN32 -/*@-declundef@*/ -/*@-exportheader@*/ -extern void ffi_call_STDCALL(void (*)(char *, extended_cif *), - /*@out@*/ extended_cif *, - unsigned, unsigned, - /*@out@*/ unsigned *, - void (*fn)()); -/*@=declundef@*/ -/*@=exportheader@*/ -#endif /* X86_WIN32 */ - -void ffi_call(/*@dependent@*/ ffi_cif *cif, - void (*fn)(), - /*@out@*/ void *rvalue, - /*@dependent@*/ void **avalue) -{ - extended_cif ecif; - - ecif.cif = cif; - ecif.avalue = avalue; - - /* If the return value is a struct and we don't have a return */ - /* value address then we need to make one */ - - if ((rvalue == NULL) && - (cif->flags == FFI_TYPE_STRUCT)) - { - /*@-sysunrecog@*/ - ecif.rvalue = alloca(cif->rtype->size); - /*@=sysunrecog@*/ - } - else - ecif.rvalue = rvalue; - - - switch (cif->abi) - { - case FFI_SYSV: - /*@-usedef@*/ - ffi_call_SYSV(ffi_prep_args, &ecif, cif->bytes, - cif->flags, ecif.rvalue, fn); - /*@=usedef@*/ - break; -#ifdef X86_WIN32 - case FFI_STDCALL: - /*@-usedef@*/ - ffi_call_STDCALL(ffi_prep_args, &ecif, cif->bytes, - cif->flags, ecif.rvalue, fn); - /*@=usedef@*/ - break; -#endif /* X86_WIN32 */ - default: - FFI_ASSERT(0); - break; - } -} - - -/** private members **/ - -static void ffi_prep_incoming_args_SYSV (char *stack, void **ret, - void** args, ffi_cif* cif); -static void ffi_closure_SYSV (ffi_closure *) - __attribute__ ((regparm(1))); -static void ffi_closure_raw_SYSV (ffi_raw_closure *) - __attribute__ ((regparm(1))); - -/* This function is jumped to by the trampoline */ - -static void -ffi_closure_SYSV (closure) - ffi_closure *closure; -{ - // this is our return value storage - long double res; - - // our various things... - ffi_cif *cif; - void **arg_area; - unsigned short rtype; - void *resp = (void*)&res; - void *args = __builtin_dwarf_cfa (); - - cif = closure->cif; - arg_area = (void**) alloca (cif->nargs * sizeof (void*)); - - /* this call will initialize ARG_AREA, such that each - * element in that array points to the corresponding - * value on the stack; and if the function returns - * a structure, it will re-set RESP to point to the - * structure return address. */ - - ffi_prep_incoming_args_SYSV(args, (void**)&resp, arg_area, cif); - - (closure->fun) (cif, resp, arg_area, closure->user_data); - - rtype = cif->flags; - - /* now, do a generic return based on the value of rtype */ - if (rtype == FFI_TYPE_INT) - { - asm ("movl (%0),%%eax" : : "r" (resp) : "eax"); - } - else if (rtype == FFI_TYPE_FLOAT) - { - asm ("flds (%0)" : : "r" (resp) : "st" ); - } - else if (rtype == FFI_TYPE_DOUBLE) - { - asm ("fldl (%0)" : : "r" (resp) : "st", "st(1)" ); - } - else if (rtype == FFI_TYPE_LONGDOUBLE) - { - asm ("fldt (%0)" : : "r" (resp) : "st", "st(1)" ); - } - else if (rtype == FFI_TYPE_SINT64) - { - asm ("movl 0(%0),%%eax;" - "movl 4(%0),%%edx" - : : "r"(resp) - : "eax", "edx"); - } -#ifdef X86_WIN32 - else if (rtype == FFI_TYPE_SINT8) /* 1-byte struct */ - { - asm ("movsbl (%0),%%eax" : : "r" (resp) : "eax"); - } - else if (rtype == FFI_TYPE_SINT16) /* 2-bytes struct */ - { - asm ("movswl (%0),%%eax" : : "r" (resp) : "eax"); - } -#endif -} - -/*@-exportheader@*/ -static void -ffi_prep_incoming_args_SYSV(char *stack, void **rvalue, - void **avalue, ffi_cif *cif) -/*@=exportheader@*/ -{ - register unsigned int i; - register void **p_argv; - register char *argp; - register ffi_type **p_arg; - - argp = stack; - - if ( cif->flags == FFI_TYPE_STRUCT ) { - *rvalue = *(void **) argp; - argp += 4; - } - - p_argv = avalue; - - for (i = cif->nargs, p_arg = cif->arg_types; (i != 0); i--, p_arg++) - { - size_t z; - - /* Align if necessary */ - if ((sizeof(int) - 1) & (unsigned) argp) { - argp = (char *) ALIGN(argp, sizeof(int)); - } - - z = (*p_arg)->size; - - /* because we're little endian, this is what it turns into. */ - - *p_argv = (void*) argp; - - p_argv++; - argp += z; - } - - return; -} - -/* How to make a trampoline. Derived from gcc/config/i386/i386.c. */ - -#define FFI_INIT_TRAMPOLINE(TRAMP,FUN,CTX) \ -({ unsigned char *__tramp = (unsigned char*)(TRAMP); \ - unsigned int __fun = (unsigned int)(FUN); \ - unsigned int __ctx = (unsigned int)(CTX); \ - unsigned int __dis = __fun - ((unsigned int) __tramp + FFI_TRAMPOLINE_SIZE); \ - *(unsigned char*) &__tramp[0] = 0xb8; \ - *(unsigned int*) &__tramp[1] = __ctx; /* movl __ctx, %eax */ \ - *(unsigned char *) &__tramp[5] = 0xe9; \ - *(unsigned int*) &__tramp[6] = __dis; /* jmp __fun */ \ - }) - - -/* the cif must already be prep'ed */ - -ffi_status -ffi_prep_closure (ffi_closure* closure, - ffi_cif* cif, - void (*fun)(ffi_cif*,void*,void**,void*), - void *user_data) -{ - FFI_ASSERT (cif->abi == FFI_SYSV); - - FFI_INIT_TRAMPOLINE (&closure->tramp[0], \ - &ffi_closure_SYSV, \ - (void*)closure); - - closure->cif = cif; - closure->user_data = user_data; - closure->fun = fun; - - return FFI_OK; -} - -/* ------- Native raw API support -------------------------------- */ - -#if !FFI_NO_RAW_API - -static void -ffi_closure_raw_SYSV (closure) - ffi_raw_closure *closure; -{ - // this is our return value storage - long double res; - - // our various things... - ffi_raw *raw_args; - ffi_cif *cif; - unsigned short rtype; - void *resp = (void*)&res; - - /* get the cif */ - cif = closure->cif; - - /* the SYSV/X86 abi matches the RAW API exactly, well.. almost */ - raw_args = (ffi_raw*) __builtin_dwarf_cfa (); - - (closure->fun) (cif, resp, raw_args, closure->user_data); - - rtype = cif->flags; - - /* now, do a generic return based on the value of rtype */ - if (rtype == FFI_TYPE_INT) - { - asm ("movl (%0),%%eax" : : "r" (resp) : "eax"); - } - else if (rtype == FFI_TYPE_FLOAT) - { - asm ("flds (%0)" : : "r" (resp) : "st" ); - } - else if (rtype == FFI_TYPE_DOUBLE) - { - asm ("fldl (%0)" : : "r" (resp) : "st", "st(1)" ); - } - else if (rtype == FFI_TYPE_LONGDOUBLE) - { - asm ("fldt (%0)" : : "r" (resp) : "st", "st(1)" ); - } - else if (rtype == FFI_TYPE_SINT64) - { - asm ("movl 0(%0),%%eax; movl 4(%0),%%edx" - : : "r"(resp) - : "eax", "edx"); - } -} - - - - -ffi_status -ffi_prep_raw_closure (ffi_raw_closure* closure, - ffi_cif* cif, - void (*fun)(ffi_cif*,void*,ffi_raw*,void*), - void *user_data) -{ - int i; - - FFI_ASSERT (cif->abi == FFI_SYSV); - - // we currently don't support certain kinds of arguments for raw - // closures. This should be implemented by a separate assembly language - // routine, since it would require argument processing, something we - // don't do now for performance. - - for (i = cif->nargs-1; i >= 0; i--) - { - FFI_ASSERT (cif->arg_types[i]->type != FFI_TYPE_STRUCT); - FFI_ASSERT (cif->arg_types[i]->type != FFI_TYPE_LONGDOUBLE); - } - - - FFI_INIT_TRAMPOLINE (&closure->tramp[0], &ffi_closure_raw_SYSV, - (void*)closure); - - closure->cif = cif; - closure->user_data = user_data; - closure->fun = fun; - - return FFI_OK; -} - -static void -ffi_prep_args_raw(char *stack, extended_cif *ecif) -{ - memcpy (stack, ecif->avalue, ecif->cif->bytes); -} - -/* we borrow this routine from libffi (it must be changed, though, to - * actually call the function passed in the first argument. as of - * libffi-1.20, this is not the case.) - */ - -extern void -ffi_call_SYSV(void (*)(char *, extended_cif *), - /*@out@*/ extended_cif *, - unsigned, unsigned, - /*@out@*/ unsigned *, - void (*fn)()); - -#ifdef X86_WIN32 -extern void -ffi_call_STDCALL(void (*)(char *, extended_cif *), - /*@out@*/ extended_cif *, - unsigned, unsigned, - /*@out@*/ unsigned *, - void (*fn)()); -#endif /* X86_WIN32 */ - -void -ffi_raw_call(/*@dependent@*/ ffi_cif *cif, - void (*fn)(), - /*@out@*/ void *rvalue, - /*@dependent@*/ ffi_raw *fake_avalue) -{ - extended_cif ecif; - void **avalue = (void **)fake_avalue; - - ecif.cif = cif; - ecif.avalue = avalue; - - /* If the return value is a struct and we don't have a return */ - /* value address then we need to make one */ - - if ((rvalue == NULL) && - (cif->rtype->type == FFI_TYPE_STRUCT)) - { - /*@-sysunrecog@*/ - ecif.rvalue = alloca(cif->rtype->size); - /*@=sysunrecog@*/ - } - else - ecif.rvalue = rvalue; - - - switch (cif->abi) - { - case FFI_SYSV: - /*@-usedef@*/ - ffi_call_SYSV(ffi_prep_args_raw, &ecif, cif->bytes, - cif->flags, ecif.rvalue, fn); - /*@=usedef@*/ - break; -#ifdef X86_WIN32 - case FFI_STDCALL: - /*@-usedef@*/ - ffi_call_STDCALL(ffi_prep_args_raw, &ecif, cif->bytes, - cif->flags, ecif.rvalue, fn); - /*@=usedef@*/ - break; -#endif /* X86_WIN32 */ - default: - FFI_ASSERT(0); - break; - } -} - -#endif - -#endif /* __x86_64__ */ diff --git a/libffi/src/x86/ffi64.c b/libffi/src/x86/ffi64.c deleted file mode 100644 index 343ee92..0000000 --- a/libffi/src/x86/ffi64.c +++ /dev/null @@ -1,706 +0,0 @@ -/* ----------------------------------------------------------------------- - ffi.c - Copyright (c) 2002 Bo Thorsen <bo@suse.de> - - x86-64 Foreign Function Interface - - Permission is hereby granted, free of charge, to any person obtaining - a copy of this software and associated documentation files (the - ``Software''), to deal in the Software without restriction, including - without limitation the rights to use, copy, modify, merge, publish, - distribute, sublicense, and/or sell copies of the Software, and to - permit persons to whom the Software is furnished to do so, subject to - the following conditions: - - The above copyright notice and this permission notice shall be included - in all copies or substantial portions of the Software. - - THE SOFTWARE IS PROVIDED ``AS IS'', WITHOUT WARRANTY OF ANY KIND, EXPRESS - OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF - MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. - IN NO EVENT SHALL CYGNUS SOLUTIONS BE LIABLE FOR ANY CLAIM, DAMAGES OR - OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, - ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR - OTHER DEALINGS IN THE SOFTWARE. - ----------------------------------------------------------------------- */ - -#include <ffi.h> -#include <ffi_common.h> - -#include <stdlib.h> -#include <stdarg.h> - -/* ffi_prep_args is called by the assembly routine once stack space - has been allocated for the function's arguments */ - -#ifdef __x86_64__ - -#define MAX_GPR_REGS 6 -#define MAX_SSE_REGS 8 -typedef struct -{ - /* Registers for argument passing. */ - long gpr[MAX_GPR_REGS]; - __int128_t sse[MAX_SSE_REGS]; - - /* Stack space for arguments. */ - char argspace[0]; -} stackLayout; - -/* All reference to register classes here is identical to the code in - gcc/config/i386/i386.c. Do *not* change one without the other. */ - -/* Register class used for passing given 64bit part of the argument. - These represent classes as documented by the PS ABI, with the exception - of SSESF, SSEDF classes, that are basically SSE class, just gcc will - use SF or DFmode move instead of DImode to avoid reformating penalties. - - Similary we play games with INTEGERSI_CLASS to use cheaper SImode moves - whenever possible (upper half does contain padding). - */ -enum x86_64_reg_class - { - X86_64_NO_CLASS, - X86_64_INTEGER_CLASS, - X86_64_INTEGERSI_CLASS, - X86_64_SSE_CLASS, - X86_64_SSESF_CLASS, - X86_64_SSEDF_CLASS, - X86_64_SSEUP_CLASS, - X86_64_X87_CLASS, - X86_64_X87UP_CLASS, - X86_64_MEMORY_CLASS - }; - -#define MAX_CLASSES 4 - -/* x86-64 register passing implementation. See x86-64 ABI for details. Goal - of this code is to classify each 8bytes of incoming argument by the register - class and assign registers accordingly. */ - -/* Return the union class of CLASS1 and CLASS2. - See the x86-64 PS ABI for details. */ - -static enum x86_64_reg_class -merge_classes (enum x86_64_reg_class class1, enum x86_64_reg_class class2) -{ - /* Rule #1: If both classes are equal, this is the resulting class. */ - if (class1 == class2) - return class1; - - /* Rule #2: If one of the classes is NO_CLASS, the resulting class is - the other class. */ - if (class1 == X86_64_NO_CLASS) - return class2; - if (class2 == X86_64_NO_CLASS) - return class1; - - /* Rule #3: If one of the classes is MEMORY, the result is MEMORY. */ - if (class1 == X86_64_MEMORY_CLASS || class2 == X86_64_MEMORY_CLASS) - return X86_64_MEMORY_CLASS; - - /* Rule #4: If one of the classes is INTEGER, the result is INTEGER. */ - if ((class1 == X86_64_INTEGERSI_CLASS && class2 == X86_64_SSESF_CLASS) - || (class2 == X86_64_INTEGERSI_CLASS && class1 == X86_64_SSESF_CLASS)) - return X86_64_INTEGERSI_CLASS; - if (class1 == X86_64_INTEGER_CLASS || class1 == X86_64_INTEGERSI_CLASS - || class2 == X86_64_INTEGER_CLASS || class2 == X86_64_INTEGERSI_CLASS) - return X86_64_INTEGER_CLASS; - - /* Rule #5: If one of the classes is X87 or X87UP class, MEMORY is used. */ - if (class1 == X86_64_X87_CLASS || class1 == X86_64_X87UP_CLASS - || class2 == X86_64_X87_CLASS || class2 == X86_64_X87UP_CLASS) - return X86_64_MEMORY_CLASS; - - /* Rule #6: Otherwise class SSE is used. */ - return X86_64_SSE_CLASS; -} - -/* Classify the argument of type TYPE and mode MODE. - CLASSES will be filled by the register class used to pass each word - of the operand. The number of words is returned. In case the parameter - should be passed in memory, 0 is returned. As a special case for zero - sized containers, classes[0] will be NO_CLASS and 1 is returned. - - See the x86-64 PS ABI for details. -*/ -static int -classify_argument (ffi_type *type, enum x86_64_reg_class classes[], - int *byte_offset) -{ - /* First, align to the right place. */ - *byte_offset = ALIGN(*byte_offset, type->alignment); - - switch (type->type) - { - case FFI_TYPE_UINT8: - case FFI_TYPE_SINT8: - case FFI_TYPE_UINT16: - case FFI_TYPE_SINT16: - case FFI_TYPE_UINT32: - case FFI_TYPE_SINT32: - case FFI_TYPE_UINT64: - case FFI_TYPE_SINT64: - case FFI_TYPE_POINTER: - if (((*byte_offset) % 8 + type->size) <= 4) - classes[0] = X86_64_INTEGERSI_CLASS; - else - classes[0] = X86_64_INTEGER_CLASS; - return 1; - case FFI_TYPE_FLOAT: - if (((*byte_offset) % 8) == 0) - classes[0] = X86_64_SSESF_CLASS; - else - classes[0] = X86_64_SSE_CLASS; - return 1; - case FFI_TYPE_DOUBLE: - classes[0] = X86_64_SSEDF_CLASS; - return 1; - case FFI_TYPE_LONGDOUBLE: - classes[0] = X86_64_X87_CLASS; - classes[1] = X86_64_X87UP_CLASS; - return 2; - case FFI_TYPE_STRUCT: - { - const int UNITS_PER_WORD = 8; - int words = (type->size + UNITS_PER_WORD - 1) / UNITS_PER_WORD; - ffi_type **ptr; - int i; - enum x86_64_reg_class subclasses[MAX_CLASSES]; - - /* If the struct is larger than 16 bytes, pass it on the stack. */ - if (type->size > 16) - return 0; - - for (i = 0; i < words; i++) - classes[i] = X86_64_NO_CLASS; - - /* Merge the fields of structure. */ - for (ptr=type->elements; (*ptr)!=NULL; ptr++) - { - int num; - - num = classify_argument (*ptr, subclasses, byte_offset); - if (num == 0) - return 0; - for (i = 0; i < num; i++) - { - int pos = *byte_offset / 8; - classes[i + pos] = - merge_classes (subclasses[i], classes[i + pos]); - } - - if ((*ptr)->type != FFI_TYPE_STRUCT) - *byte_offset += (*ptr)->size; - } - - /* Final merger cleanup. */ - for (i = 0; i < words; i++) - { - /* If one class is MEMORY, everything should be passed in - memory. */ - if (classes[i] == X86_64_MEMORY_CLASS) - return 0; - - /* The X86_64_SSEUP_CLASS should be always preceded by - X86_64_SSE_CLASS. */ - if (classes[i] == X86_64_SSEUP_CLASS - && (i == 0 || classes[i - 1] != X86_64_SSE_CLASS)) - classes[i] = X86_64_SSE_CLASS; - - /* X86_64_X87UP_CLASS should be preceded by X86_64_X87_CLASS. */ - if (classes[i] == X86_64_X87UP_CLASS - && (i == 0 || classes[i - 1] != X86_64_X87_CLASS)) - classes[i] = X86_64_SSE_CLASS; - } - return words; - } - - default: - FFI_ASSERT(0); - } - return 0; /* Never reached. */ -} - -/* Examine the argument and return set number of register required in each - class. Return 0 iff parameter should be passed in memory. */ -static int -examine_argument (ffi_type *type, int in_return, int *int_nregs,int *sse_nregs) -{ - enum x86_64_reg_class class[MAX_CLASSES]; - int offset = 0; - int n; - - n = classify_argument (type, class, &offset); - - if (n == 0) - return 0; - - *int_nregs = 0; - *sse_nregs = 0; - for (n--; n>=0; n--) - switch (class[n]) - { - case X86_64_INTEGER_CLASS: - case X86_64_INTEGERSI_CLASS: - (*int_nregs)++; - break; - case X86_64_SSE_CLASS: - case X86_64_SSESF_CLASS: - case X86_64_SSEDF_CLASS: - (*sse_nregs)++; - break; - case X86_64_NO_CLASS: - case X86_64_SSEUP_CLASS: - break; - case X86_64_X87_CLASS: - case X86_64_X87UP_CLASS: - if (!in_return) - return 0; - break; - default: - abort (); - } - return 1; -} - -/* Functions to load floats and double to an SSE register placeholder. */ -extern void float2sse (float, __int128_t *); -extern void double2sse (double, __int128_t *); -extern void floatfloat2sse (void *, __int128_t *); - -/* Functions to put the floats and doubles back. */ -extern float sse2float (__int128_t *); -extern double sse2double (__int128_t *); -extern void sse2floatfloat(__int128_t *, void *); - -/*@-exportheader@*/ -void -ffi_prep_args (stackLayout *stack, extended_cif *ecif) -/*@=exportheader@*/ -{ - int gprcount, ssecount, i, g, s; - void **p_argv; - void *argp = &stack->argspace; - ffi_type **p_arg; - - /* First check if the return value should be passed in memory. If so, - pass the pointer as the first argument. */ - gprcount = ssecount = 0; - if (ecif->cif->rtype->type != FFI_TYPE_VOID - && examine_argument (ecif->cif->rtype, 1, &g, &s) == 0) - stack->gpr[gprcount++] = (long) ecif->rvalue; - - for (i=ecif->cif->nargs, p_arg=ecif->cif->arg_types, p_argv = ecif->avalue; - i!=0; i--, p_arg++, p_argv++) - { - int in_register = 0; - - switch ((*p_arg)->type) - { - case FFI_TYPE_SINT8: - case FFI_TYPE_SINT16: - case FFI_TYPE_SINT32: - case FFI_TYPE_SINT64: - case FFI_TYPE_UINT8: - case FFI_TYPE_UINT16: - case FFI_TYPE_UINT32: - case FFI_TYPE_UINT64: - case FFI_TYPE_POINTER: - if (gprcount < MAX_GPR_REGS) - { - stack->gpr[gprcount] = 0; - stack->gpr[gprcount++] = *(long long *)(*p_argv); - in_register = 1; - } - break; - - case FFI_TYPE_FLOAT: - if (ssecount < MAX_SSE_REGS) - { - float2sse (*(float *)(*p_argv), &stack->sse[ssecount++]); - in_register = 1; - } - break; - - case FFI_TYPE_DOUBLE: - if (ssecount < MAX_SSE_REGS) - { - double2sse (*(double *)(*p_argv), &stack->sse[ssecount++]); - in_register = 1; - } - break; - } - - if (in_register) - continue; - - /* Either all places in registers where filled, or this is a - type that potentially goes into a memory slot. */ - if (examine_argument (*p_arg, 0, &g, &s) == 0 - || gprcount + g > MAX_GPR_REGS || ssecount + s > MAX_SSE_REGS) - { - /* Pass this argument in memory. */ - argp = (void *)ALIGN(argp, (*p_arg)->alignment); - memcpy (argp, *p_argv, (*p_arg)->size); - argp += (*p_arg)->size; - } - else - { - /* All easy cases are eliminated. Now fire the big guns. */ - - enum x86_64_reg_class classes[MAX_CLASSES]; - int offset = 0, j, num; - void *a; - - num = classify_argument (*p_arg, classes, &offset); - for (j=0, a=*p_argv; j<num; j++, a+=8) - { - switch (classes[j]) - { - case X86_64_INTEGER_CLASS: - case X86_64_INTEGERSI_CLASS: - stack->gpr[gprcount++] = *(long long *)a; - break; - case X86_64_SSE_CLASS: - floatfloat2sse (a, &stack->sse[ssecount++]); - break; - case X86_64_SSESF_CLASS: - float2sse (*(float *)a, &stack->sse[ssecount++]); - break; - case X86_64_SSEDF_CLASS: - double2sse (*(double *)a, &stack->sse[ssecount++]); - break; - default: - abort(); - } - } - } - } -} - -/* Perform machine dependent cif processing. */ -ffi_status -ffi_prep_cif_machdep (ffi_cif *cif) -{ - int gprcount, ssecount, i, g, s; - - gprcount = ssecount = 0; - - /* Reset the byte count. We handle this size estimation here. */ - cif->bytes = 0; - - /* If the return value should be passed in memory, pass the pointer - as the first argument. The actual memory isn't allocated here. */ - if (cif->rtype->type != FFI_TYPE_VOID - && examine_argument (cif->rtype, 1, &g, &s) == 0) - gprcount = 1; - - /* Go over all arguments and determine the way they should be passed. - If it's in a register and there is space for it, let that be so. If - not, add it's size to the stack byte count. */ - for (i=0; i<cif->nargs; i++) - { - if (examine_argument (cif->arg_types[i], 0, &g, &s) == 0 - || gprcount + g > MAX_GPR_REGS || ssecount + s > MAX_SSE_REGS) - { - /* This is passed in memory. First align to the basic type. */ - cif->bytes = ALIGN(cif->bytes, cif->arg_types[i]->alignment); - - /* Stack arguments are *always* at least 8 byte aligned. */ - cif->bytes = ALIGN(cif->bytes, 8); - - /* Now add the size of this argument. */ - cif->bytes += cif->arg_types[i]->size; - } - else - { - gprcount += g; - ssecount += s; - } - } - - /* Set the flag for the closures return. */ - switch (cif->rtype->type) - { - case FFI_TYPE_VOID: - case FFI_TYPE_STRUCT: - case FFI_TYPE_SINT64: - case FFI_TYPE_FLOAT: - case FFI_TYPE_DOUBLE: - case FFI_TYPE_LONGDOUBLE: - cif->flags = (unsigned) cif->rtype->type; - break; - - case FFI_TYPE_UINT64: - cif->flags = FFI_TYPE_SINT64; - break; - - default: - cif->flags = FFI_TYPE_INT; - break; - } - - return FFI_OK; -} - -typedef struct -{ - long gpr[2]; - __int128_t sse[2]; - long double st0; -} return_value; - -void -ffi_fill_return_value (return_value *rv, extended_cif *ecif) -{ - enum x86_64_reg_class classes[MAX_CLASSES]; - int i = 0, num; - long *gpr = rv->gpr; - __int128_t *sse = rv->sse; - signed char sc; - signed short ss; - - /* This is needed because of the way x86-64 handles signed short - integers. */ - switch (ecif->cif->rtype->type) - { - case FFI_TYPE_SINT8: - sc = *(signed char *)gpr; - *(long long *)ecif->rvalue = (long long)sc; - return; - case FFI_TYPE_SINT16: - ss = *(signed short *)gpr; - *(long long *)ecif->rvalue = (long long)ss; - return; - default: - /* Just continue. */ - ; - } - - num = classify_argument (ecif->cif->rtype, classes, &i); - - if (num == 0) - /* Return in memory. */ - ecif->rvalue = (void *) rv->gpr[0]; - else if (num == 2 && classes[0] == X86_64_X87_CLASS && - classes[1] == X86_64_X87UP_CLASS) - /* This is a long double (this is easiest to handle this way instead - of an eightbyte at a time as in the loop below. */ - *((long double *)ecif->rvalue) = rv->st0; - else - { - void *a; - - for (i=0, a=ecif->rvalue; i<num; i++, a+=8) - { - switch (classes[i]) - { - case X86_64_INTEGER_CLASS: - case X86_64_INTEGERSI_CLASS: - *(long long *)a = *gpr; - gpr++; - break; - case X86_64_SSE_CLASS: - sse2floatfloat (sse++, a); - break; - case X86_64_SSESF_CLASS: - *(float *)a = sse2float (sse++); - break; - case X86_64_SSEDF_CLASS: - *(double *)a = sse2double (sse++); - break; - default: - abort(); - } - } - } -} - -/*@-declundef@*/ -/*@-exportheader@*/ -extern void ffi_call_UNIX64(void (*)(stackLayout *, extended_cif *), - void (*) (return_value *, extended_cif *), - /*@out@*/ extended_cif *, - unsigned, /*@out@*/ unsigned *, void (*fn)()); -/*@=declundef@*/ -/*@=exportheader@*/ - -void ffi_call(/*@dependent@*/ ffi_cif *cif, - void (*fn)(), - /*@out@*/ void *rvalue, - /*@dependent@*/ void **avalue) -{ - extended_cif ecif; - int dummy; - - ecif.cif = cif; - ecif.avalue = avalue; - - /* If the return value is a struct and we don't have a return */ - /* value address then we need to make one */ - - if ((rvalue == NULL) && - (examine_argument (cif->rtype, 1, &dummy, &dummy) == 0)) - { - /*@-sysunrecog@*/ - ecif.rvalue = alloca(cif->rtype->size); - /*@=sysunrecog@*/ - } - else - ecif.rvalue = rvalue; - - /* Stack must always be 16byte aligned. Make it so. */ - cif->bytes = ALIGN(cif->bytes, 16); - - switch (cif->abi) - { - case FFI_SYSV: - /* Calling 32bit code from 64bit is not possible */ - FFI_ASSERT(0); - break; - - case FFI_UNIX64: - /*@-usedef@*/ - ffi_call_UNIX64 (ffi_prep_args, ffi_fill_return_value, &ecif, - cif->bytes, ecif.rvalue, fn); - /*@=usedef@*/ - break; - - default: - FFI_ASSERT(0); - break; - } -} - -extern void ffi_closure_UNIX64(void); - -ffi_status -ffi_prep_closure (ffi_closure* closure, - ffi_cif* cif, - void (*fun)(ffi_cif*, void*, void**, void*), - void *user_data) -{ - volatile unsigned short *tramp; - - /* FFI_ASSERT (cif->abi == FFI_OSF); */ - - tramp = (volatile unsigned short *) &closure->tramp[0]; - tramp[0] = 0xbb49; /* mov <code>, %r11 */ - tramp[5] = 0xba49; /* mov <data>, %r10 */ - tramp[10] = 0xff49; /* jmp *%r11 */ - tramp[11] = 0x00e3; - *(void * volatile *) &tramp[1] = ffi_closure_UNIX64; - *(void * volatile *) &tramp[6] = closure; - - closure->cif = cif; - closure->fun = fun; - closure->user_data = user_data; - - return FFI_OK; -} - -int -ffi_closure_UNIX64_inner(ffi_closure *closure, va_list l, void *rp) -{ - ffi_cif *cif; - void **avalue; - ffi_type **arg_types; - long i, avn, argn; - - cif = closure->cif; - avalue = alloca(cif->nargs * sizeof(void *)); - - argn = 0; - - i = 0; - avn = cif->nargs; - arg_types = cif->arg_types; - - /* Grab the addresses of the arguments from the stack frame. */ - while (i < avn) - { - switch (arg_types[i]->type) - { - case FFI_TYPE_SINT8: - case FFI_TYPE_UINT8: - case FFI_TYPE_SINT16: - case FFI_TYPE_UINT16: - case FFI_TYPE_SINT32: - case FFI_TYPE_UINT32: - case FFI_TYPE_SINT64: - case FFI_TYPE_UINT64: - case FFI_TYPE_POINTER: - { - if (l->gp_offset > 48-8) - { - avalue[i] = l->overflow_arg_area; - l->overflow_arg_area = (char *)l->overflow_arg_area + 8; - } - else - { - avalue[i] = (char *)l->reg_save_area + l->gp_offset; - l->gp_offset += 8; - } - } - break; - - case FFI_TYPE_STRUCT: - /* FIXME */ - FFI_ASSERT(0); - break; - - case FFI_TYPE_DOUBLE: - { - if (l->fp_offset > 176-16) - { - avalue[i] = l->overflow_arg_area; - l->overflow_arg_area = (char *)l->overflow_arg_area + 8; - } - else - { - avalue[i] = (char *)l->reg_save_area + l->fp_offset; - l->fp_offset += 16; - } - } -#if DEBUG_FFI - fprintf (stderr, "double arg %d = %g\n", i, *(double *)avalue[i]); -#endif - break; - - case FFI_TYPE_FLOAT: - { - if (l->fp_offset > 176-16) - { - avalue[i] = l->overflow_arg_area; - l->overflow_arg_area = (char *)l->overflow_arg_area + 8; - } - else - { - avalue[i] = (char *)l->reg_save_area + l->fp_offset; - l->fp_offset += 16; - } - } -#if DEBUG_FFI - fprintf (stderr, "float arg %d = %g\n", i, *(float *)avalue[i]); -#endif - break; - - default: - FFI_ASSERT(0); - } - - argn += ALIGN(arg_types[i]->size, FFI_SIZEOF_ARG) / FFI_SIZEOF_ARG; - i++; - } - - /* Invoke the closure. */ - (closure->fun) (cif, rp, avalue, closure->user_data); - - /* FIXME: Structs not supported. */ - FFI_ASSERT(cif->rtype->type != FFI_TYPE_STRUCT); - - /* Tell ffi_closure_UNIX64 how to perform return type promotions. */ - - return cif->rtype->type; -} -#endif /* ifndef __x86_64__ */ diff --git a/libffi/src/x86/ffi_darwin.c b/libffi/src/x86/ffi_darwin.c deleted file mode 100644 index bf79c56..0000000 --- a/libffi/src/x86/ffi_darwin.c +++ /dev/null @@ -1,584 +0,0 @@ -#ifdef __i386__ -/* ----------------------------------------------------------------------- - ffi.c - Copyright (c) 1996, 1998, 1999, 2001 Red Hat, Inc. - Copyright (c) 2002 Ranjit Mathew - Copyright (c) 2002 Bo Thorsen - Copyright (c) 2002 Roger Sayle - - x86 Foreign Function Interface - - Permission is hereby granted, free of charge, to any person obtaining - a copy of this software and associated documentation files (the - ``Software''), to deal in the Software without restriction, including - without limitation the rights to use, copy, modify, merge, publish, - distribute, sublicense, and/or sell copies of the Software, and to - permit persons to whom the Software is furnished to do so, subject to - the following conditions: - - The above copyright notice and this permission notice shall be included - in all copies or substantial portions of the Software. - - THE SOFTWARE IS PROVIDED ``AS IS'', WITHOUT WARRANTY OF ANY KIND, EXPRESS - OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF - MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. - IN NO EVENT SHALL CYGNUS SOLUTIONS BE LIABLE FOR ANY CLAIM, DAMAGES OR - OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, - ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR - OTHER DEALINGS IN THE SOFTWARE. - ----------------------------------------------------------------------- */ - -#ifndef __x86_64__ - -#include <ffi.h> -#include <ffi_common.h> - -#include <stdlib.h> - -/* ffi_prep_args is called by the assembly routine once stack space - has been allocated for the function's arguments */ - -/*@-exportheader@*/ -void ffi_prep_args(char *stack, extended_cif *ecif) -/*@=exportheader@*/ -{ - register unsigned int i; - register void **p_argv; - register char *argp; - register ffi_type **p_arg; - - argp = stack; - - if (ecif->cif->flags == FFI_TYPE_STRUCT && ecif->cif->rtype->size > 8) - { - *(void **) argp = ecif->rvalue; - argp += 4; - } - - p_argv = ecif->avalue; - - for (i = ecif->cif->nargs, p_arg = ecif->cif->arg_types; - i != 0; - i--, p_arg++) - { - size_t z; - - /* Align if necessary */ - if ((sizeof(int) - 1) & (unsigned) argp) - argp = (char *) ALIGN(argp, sizeof(int)); - - z = (*p_arg)->size; - if (z < sizeof(int)) - { - z = sizeof(int); - switch ((*p_arg)->type) - { - case FFI_TYPE_SINT8: - *(signed int *) argp = (signed int)*(SINT8 *)(* p_argv); - break; - - case FFI_TYPE_UINT8: - *(unsigned int *) argp = (unsigned int)*(UINT8 *)(* p_argv); - break; - - case FFI_TYPE_SINT16: - *(signed int *) argp = (signed int)*(SINT16 *)(* p_argv); - break; - - case FFI_TYPE_UINT16: - *(unsigned int *) argp = (unsigned int)*(UINT16 *)(* p_argv); - break; - - case FFI_TYPE_SINT32: - *(signed int *) argp = (signed int)*(SINT32 *)(* p_argv); - break; - - case FFI_TYPE_UINT32: - *(unsigned int *) argp = (unsigned int)*(UINT32 *)(* p_argv); - break; - - case FFI_TYPE_STRUCT: - *(unsigned int *) argp = (unsigned int)*(UINT32 *)(* p_argv); - break; - - default: - FFI_ASSERT(0); - } - } - else - { - memcpy(argp, *p_argv, z); - } - p_argv++; - argp += z; - } - - return; -} - -/* Perform machine dependent cif processing */ -ffi_status ffi_prep_cif_machdep(ffi_cif *cif) -{ - /* Set the return type flag */ - switch (cif->rtype->type) - { - case FFI_TYPE_VOID: -#if !defined(X86_WIN32) - case FFI_TYPE_STRUCT: -#endif - case FFI_TYPE_SINT64: - case FFI_TYPE_FLOAT: - case FFI_TYPE_DOUBLE: - case FFI_TYPE_LONGDOUBLE: - cif->flags = (unsigned) cif->rtype->type; - break; - - case FFI_TYPE_UINT64: - cif->flags = FFI_TYPE_SINT64; - break; - -#if defined X86_WIN32 - - case FFI_TYPE_STRUCT: - if (cif->rtype->size == 1) - { - cif->flags = FFI_TYPE_SINT8; /* same as char size */ - } - else if (cif->rtype->size == 2) - { - cif->flags = FFI_TYPE_SINT16; /* same as short size */ - } - else if (cif->rtype->size == 4) - { - cif->flags = FFI_TYPE_INT; /* same as int type */ - } - else if (cif->rtype->size == 8) - { - cif->flags = FFI_TYPE_SINT64; /* same as int64 type */ - } - else - { - cif->flags = FFI_TYPE_STRUCT; - } - break; -#endif - - default: - cif->flags = FFI_TYPE_INT; - break; - } - - /* Darwin: The stack needs to be aligned to a multiple of 16 bytes */ - cif->bytes = (cif->bytes + 15) & ~0xF; - - return FFI_OK; -} - -/*@-declundef@*/ -/*@-exportheader@*/ -extern void ffi_call_SYSV(void (*)(char *, extended_cif *), - /*@out@*/ extended_cif *, - unsigned, unsigned, - /*@out@*/ unsigned *, - void (*fn)()); -/*@=declundef@*/ -/*@=exportheader@*/ - -#ifdef X86_WIN32 -/*@-declundef@*/ -/*@-exportheader@*/ -extern void ffi_call_STDCALL(void (*)(char *, extended_cif *), - /*@out@*/ extended_cif *, - unsigned, unsigned, - /*@out@*/ unsigned *, - void (*fn)()); -/*@=declundef@*/ -/*@=exportheader@*/ -#endif /* X86_WIN32 */ - -void ffi_call(/*@dependent@*/ ffi_cif *cif, - void (*fn)(), - /*@out@*/ void *rvalue, - /*@dependent@*/ void **avalue) -{ - extended_cif ecif; - int flags; - - ecif.cif = cif; - ecif.avalue = avalue; - - /* If the return value is a struct and we don't have a return */ - /* value address then we need to make one */ - - if ((rvalue == NULL) && - (cif->flags == FFI_TYPE_STRUCT) && (cif->rtype->size > 8)) - { - /*@-sysunrecog@*/ - ecif.rvalue = alloca(cif->rtype->size); - /*@=sysunrecog@*/ - } - else - ecif.rvalue = rvalue; - - flags = cif->flags; - if (flags == FFI_TYPE_STRUCT) { - if (cif->rtype->size == 8) { - flags = FFI_TYPE_SINT64; - } else if (cif->rtype->size < 8) { - flags = FFI_TYPE_INT; - } - } - - - switch (cif->abi) - { - case FFI_SYSV: - /*@-usedef@*/ - ffi_call_SYSV(ffi_prep_args, &ecif, cif->bytes, - flags, ecif.rvalue, fn); - /*@=usedef@*/ - break; -#ifdef X86_WIN32 - case FFI_STDCALL: - /*@-usedef@*/ - ffi_call_STDCALL(ffi_prep_args, &ecif, cif->bytes, - cif->flags, ecif.rvalue, fn); - /*@=usedef@*/ - break; -#endif /* X86_WIN32 */ - default: - FFI_ASSERT(0); - break; - } -} - - -/** private members **/ - -static void ffi_prep_incoming_args_SYSV (char *stack, void **ret, - void** args, ffi_cif* cif); -static void ffi_closure_SYSV (ffi_closure *) - __attribute__ ((regparm(1))); -#if !FFI_NO_RAW_API -static void ffi_closure_raw_SYSV (ffi_raw_closure *) - __attribute__ ((regparm(1))); -#endif - -/* This function is jumped to by the trampoline */ - -static void -ffi_closure_SYSV (closure) - ffi_closure *closure; -{ - // this is our return value storage - long double res; - - // our various things... - ffi_cif *cif; - void **arg_area; - unsigned short rtype; - void *resp = (void*)&res; - void *args = __builtin_dwarf_cfa (); - - cif = closure->cif; - arg_area = (void**) alloca (cif->nargs * sizeof (void*)); - - /* this call will initialize ARG_AREA, such that each - * element in that array points to the corresponding - * value on the stack; and if the function returns - * a structure, it will re-set RESP to point to the - * structure return address. */ - - ffi_prep_incoming_args_SYSV(args, (void**)&resp, arg_area, cif); - - (closure->fun) (cif, resp, arg_area, closure->user_data); - - rtype = cif->flags; - - if (rtype == FFI_TYPE_STRUCT && cif->rtype->size <= 8) { - if (cif->rtype->size == 8) { - rtype = FFI_TYPE_SINT64; - } else { - rtype = FFI_TYPE_INT; - } - } - - /* now, do a generic return based on the value of rtype */ - if (rtype == FFI_TYPE_INT) - { - asm ("movl (%0),%%eax" : : "r" (resp) : "eax"); - } - else if (rtype == FFI_TYPE_FLOAT) - { - asm ("flds (%0)" : : "r" (resp) : "st" ); - } - else if (rtype == FFI_TYPE_DOUBLE) - { - asm ("fldl (%0)" : : "r" (resp) : "st", "st(1)" ); - } - else if (rtype == FFI_TYPE_LONGDOUBLE) - { - asm ("fldt (%0)" : : "r" (resp) : "st", "st(1)" ); - } - else if (rtype == FFI_TYPE_SINT64) - { - asm ("movl 0(%0),%%eax;" - "movl 4(%0),%%edx" - : : "r"(resp) - : "eax", "edx"); - } -#ifdef X86_WIN32 - else if (rtype == FFI_TYPE_SINT8) /* 1-byte struct */ - { - asm ("movsbl (%0),%%eax" : : "r" (resp) : "eax"); - } - else if (rtype == FFI_TYPE_SINT16) /* 2-bytes struct */ - { - asm ("movswl (%0),%%eax" : : "r" (resp) : "eax"); - } -#endif -} - -/*@-exportheader@*/ -static void -ffi_prep_incoming_args_SYSV(char *stack, void **rvalue, - void **avalue, ffi_cif *cif) -/*@=exportheader@*/ -{ - register unsigned int i; - register void **p_argv; - register char *argp; - register ffi_type **p_arg; - - argp = stack; - - if ( cif->flags == FFI_TYPE_STRUCT && (cif->rtype->size > 8)) { - *rvalue = *(void **) argp; - argp += 4; - } - - p_argv = avalue; - - for (i = cif->nargs, p_arg = cif->arg_types; (i != 0); i--, p_arg++) - { - size_t z; - - /* Align if necessary */ - if ((sizeof(int) - 1) & (unsigned) argp) { - argp = (char *) ALIGN(argp, sizeof(int)); - } - - z = (*p_arg)->size; - - /* because we're little endian, this is what it turns into. */ - - *p_argv = (void*) argp; - - p_argv++; - argp += z; - } - - return; -} - -/* How to make a trampoline. Derived from gcc/config/i386/i386.c. */ - -#define FFI_INIT_TRAMPOLINE(TRAMP,FUN,CTX) \ -({ unsigned char *__tramp = (unsigned char*)(TRAMP); \ - unsigned int __fun = (unsigned int)(FUN); \ - unsigned int __ctx = (unsigned int)(CTX); \ - unsigned int __dis = __fun - ((unsigned int) __tramp + FFI_TRAMPOLINE_SIZE); \ - *(unsigned char*) &__tramp[0] = 0xb8; \ - *(unsigned int*) &__tramp[1] = __ctx; /* movl __ctx, %eax */ \ - *(unsigned char *) &__tramp[5] = 0xe9; \ - *(unsigned int*) &__tramp[6] = __dis; /* jmp __fun */ \ - }) - - -/* the cif must already be prep'ed */ - -ffi_status -ffi_prep_closure (ffi_closure* closure, - ffi_cif* cif, - void (*fun)(ffi_cif*,void*,void**,void*), - void *user_data) -{ - FFI_ASSERT (cif->abi == FFI_SYSV); - - FFI_INIT_TRAMPOLINE (&closure->tramp[0], \ - &ffi_closure_SYSV, \ - (void*)closure); - - closure->cif = cif; - closure->user_data = user_data; - closure->fun = fun; - - return FFI_OK; -} - -/* ------- Native raw API support -------------------------------- */ - -#if !FFI_NO_RAW_API - -static void -ffi_closure_raw_SYSV (closure) - ffi_raw_closure *closure; -{ - // this is our return value storage - long double res; - - // our various things... - ffi_raw *raw_args; - ffi_cif *cif; - unsigned short rtype; - void *resp = (void*)&res; - - /* get the cif */ - cif = closure->cif; - - /* the SYSV/X86 abi matches the RAW API exactly, well.. almost */ - raw_args = (ffi_raw*) __builtin_dwarf_cfa (); - - (closure->fun) (cif, resp, raw_args, closure->user_data); - - rtype = cif->flags; - - /* now, do a generic return based on the value of rtype */ - if (rtype == FFI_TYPE_INT) - { - asm ("movl (%0),%%eax" : : "r" (resp) : "eax"); - } - else if (rtype == FFI_TYPE_FLOAT) - { - asm ("flds (%0)" : : "r" (resp) : "st" ); - } - else if (rtype == FFI_TYPE_DOUBLE) - { - asm ("fldl (%0)" : : "r" (resp) : "st", "st(1)" ); - } - else if (rtype == FFI_TYPE_LONGDOUBLE) - { - asm ("fldt (%0)" : : "r" (resp) : "st", "st(1)" ); - } - else if (rtype == FFI_TYPE_SINT64) - { - asm ("movl 0(%0),%%eax; movl 4(%0),%%edx" - : : "r"(resp) - : "eax", "edx"); - } -} - - - - -ffi_status -ffi_prep_raw_closure (ffi_raw_closure* closure, - ffi_cif* cif, - void (*fun)(ffi_cif*,void*,ffi_raw*,void*), - void *user_data) -{ - int i; - - FFI_ASSERT (cif->abi == FFI_SYSV); - - // we currently don't support certain kinds of arguments for raw - // closures. This should be implemented by a separate assembly language - // routine, since it would require argument processing, something we - // don't do now for performance. - - for (i = cif->nargs-1; i >= 0; i--) - { - FFI_ASSERT (cif->arg_types[i]->type != FFI_TYPE_STRUCT); - FFI_ASSERT (cif->arg_types[i]->type != FFI_TYPE_LONGDOUBLE); - } - - - FFI_INIT_TRAMPOLINE (&closure->tramp[0], &ffi_closure_raw_SYSV, - (void*)closure); - - closure->cif = cif; - closure->user_data = user_data; - closure->fun = fun; - - return FFI_OK; -} - -static void -ffi_prep_args_raw(char *stack, extended_cif *ecif) -{ - memcpy (stack, ecif->avalue, ecif->cif->bytes); -} - -/* we borrow this routine from libffi (it must be changed, though, to - * actually call the function passed in the first argument. as of - * libffi-1.20, this is not the case.) - */ - -extern void -ffi_call_SYSV(void (*)(char *, extended_cif *), - /*@out@*/ extended_cif *, - unsigned, unsigned, - /*@out@*/ unsigned *, - void (*fn)()); - -#ifdef X86_WIN32 -extern void -ffi_call_STDCALL(void (*)(char *, extended_cif *), - /*@out@*/ extended_cif *, - unsigned, unsigned, - /*@out@*/ unsigned *, - void (*fn)()); -#endif /* X86_WIN32 */ - -void -ffi_raw_call(/*@dependent@*/ ffi_cif *cif, - void (*fn)(), - /*@out@*/ void *rvalue, - /*@dependent@*/ ffi_raw *fake_avalue) -{ - extended_cif ecif; - void **avalue = (void **)fake_avalue; - - ecif.cif = cif; - ecif.avalue = avalue; - - /* If the return value is a struct and we don't have a return */ - /* value address then we need to make one */ - - if ((rvalue == NULL) && - (cif->rtype->type == FFI_TYPE_STRUCT) && (cif->rtype->size > 8)) - { - /*@-sysunrecog@*/ - ecif.rvalue = alloca(cif->rtype->size); - /*@=sysunrecog@*/ - } - else - ecif.rvalue = rvalue; - - - switch (cif->abi) - { - case FFI_SYSV: - /*@-usedef@*/ - ffi_call_SYSV(ffi_prep_args_raw, &ecif, cif->bytes, - cif->flags, ecif.rvalue, fn); - /*@=usedef@*/ - break; -#ifdef X86_WIN32 - case FFI_STDCALL: - /*@-usedef@*/ - ffi_call_STDCALL(ffi_prep_args_raw, &ecif, cif->bytes, - cif->flags, ecif.rvalue, fn); - /*@=usedef@*/ - break; -#endif /* X86_WIN32 */ - default: - FFI_ASSERT(0); - break; - } -} - -#endif - -#endif /* __x86_64__ */ - -#endif /* __i386__ */ diff --git a/libffi/src/x86/ffitarget.h b/libffi/src/x86/ffitarget.h deleted file mode 100644 index 9500f40..0000000 --- a/libffi/src/x86/ffitarget.h +++ /dev/null @@ -1,81 +0,0 @@ -/* -----------------------------------------------------------------*-C-*- - ffitarget.h - Copyright (c) 1996-2003 Red Hat, Inc. - Target configuration macros for x86 and x86-64. - - Permission is hereby granted, free of charge, to any person obtaining - a copy of this software and associated documentation files (the - ``Software''), to deal in the Software without restriction, including - without limitation the rights to use, copy, modify, merge, publish, - distribute, sublicense, and/or sell copies of the Software, and to - permit persons to whom the Software is furnished to do so, subject to - the following conditions: - - The above copyright notice and this permission notice shall be included - in all copies or substantial portions of the Software. - - THE SOFTWARE IS PROVIDED ``AS IS'', WITHOUT WARRANTY OF ANY KIND, EXPRESS - OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF - MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. - IN NO EVENT SHALL CYGNUS SOLUTIONS BE LIABLE FOR ANY CLAIM, DAMAGES OR - OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, - ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR - OTHER DEALINGS IN THE SOFTWARE. - - ----------------------------------------------------------------------- */ - -#ifndef LIBFFI_TARGET_H -#define LIBFFI_TARGET_H - -/* ---- System specific configurations ----------------------------------- */ - -#if defined (X86_64) && defined (__i386__) -#undef X86_64 -#define X86 -#endif - -/* ---- Generic type definitions ----------------------------------------- */ - -#ifndef LIBFFI_ASM -typedef unsigned long ffi_arg; -typedef signed long ffi_sarg; - -typedef enum ffi_abi { - FFI_FIRST_ABI = 0, - - /* ---- Intel x86 Win32 ---------- */ -#ifdef X86_WIN32 - FFI_SYSV, - FFI_STDCALL, - /* TODO: Add fastcall support for the sake of completeness */ - FFI_DEFAULT_ABI = FFI_SYSV, -#endif - - /* ---- Intel x86 and AMD x86-64 - */ -#if !defined(X86_WIN32) && (defined(__i386__) || defined(__x86_64__)) - FFI_SYSV, - FFI_UNIX64, /* Unix variants all use the same ABI for x86-64 */ -#ifdef __i386__ - FFI_DEFAULT_ABI = FFI_SYSV, -#else - FFI_DEFAULT_ABI = FFI_UNIX64, -#endif -#endif - - FFI_LAST_ABI = FFI_DEFAULT_ABI + 1 -} ffi_abi; -#endif - -/* ---- Definitions for closures ----------------------------------------- */ - -#define FFI_CLOSURES 1 - -#ifdef X86_64 -#define FFI_TRAMPOLINE_SIZE 24 -#define FFI_NATIVE_RAW_API 0 -#else -#define FFI_TRAMPOLINE_SIZE 10 -#define FFI_NATIVE_RAW_API 1 /* x86 has native raw api support */ -#endif - -#endif - diff --git a/libffi/src/x86/sysv.S b/libffi/src/x86/sysv.S deleted file mode 100644 index 53a4c2b..0000000 --- a/libffi/src/x86/sysv.S +++ /dev/null @@ -1,184 +0,0 @@ -/* ----------------------------------------------------------------------- - sysv.S - Copyright (c) 1996, 1998, 2001, 2002, 2003 Red Hat, Inc. - - X86 Foreign Function Interface - - Permission is hereby granted, free of charge, to any person obtaining - a copy of this software and associated documentation files (the - ``Software''), to deal in the Software without restriction, including - without limitation the rights to use, copy, modify, merge, publish, - distribute, sublicense, and/or sell copies of the Software, and to - permit persons to whom the Software is furnished to do so, subject to - the following conditions: - - The above copyright notice and this permission notice shall be included - in all copies or substantial portions of the Software. - - THE SOFTWARE IS PROVIDED ``AS IS'', WITHOUT WARRANTY OF ANY KIND, EXPRESS - OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF - MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. - IN NO EVENT SHALL CYGNUS SOLUTIONS BE LIABLE FOR ANY CLAIM, DAMAGES OR - OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, - ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR - OTHER DEALINGS IN THE SOFTWARE. - ----------------------------------------------------------------------- */ - -#ifndef __x86_64__ - -#define LIBFFI_ASM -#include <fficonfig.h> -#include <ffi.h> - -.text - -.globl ffi_prep_args - - .align 4 -.globl ffi_call_SYSV - .type ffi_call_SYSV,@function - -ffi_call_SYSV: -.LFB1: - pushl %ebp -.LCFI0: - movl %esp,%ebp -.LCFI1: - /* Make room for all of the new args. */ - movl 16(%ebp),%ecx - subl %ecx,%esp - - movl %esp,%eax - - /* Place all of the ffi_prep_args in position */ - pushl 12(%ebp) - pushl %eax - call *8(%ebp) - - /* Return stack to previous state and call the function */ - addl $8,%esp - - call *28(%ebp) - - /* Remove the space we pushed for the args */ - movl 16(%ebp),%ecx - addl %ecx,%esp - - /* Load %ecx with the return type code */ - movl 20(%ebp),%ecx - - /* If the return value pointer is NULL, assume no return value. */ - cmpl $0,24(%ebp) - jne retint - - /* Even if there is no space for the return value, we are - obliged to handle floating-point values. */ - cmpl $FFI_TYPE_FLOAT,%ecx - jne noretval - fstp %st(0) - - jmp epilogue - -retint: - cmpl $FFI_TYPE_INT,%ecx - jne retfloat - /* Load %ecx with the pointer to storage for the return value */ - movl 24(%ebp),%ecx - movl %eax,0(%ecx) - jmp epilogue - -retfloat: - cmpl $FFI_TYPE_FLOAT,%ecx - jne retdouble - /* Load %ecx with the pointer to storage for the return value */ - movl 24(%ebp),%ecx - fstps (%ecx) - jmp epilogue - -retdouble: - cmpl $FFI_TYPE_DOUBLE,%ecx - jne retlongdouble - /* Load %ecx with the pointer to storage for the return value */ - movl 24(%ebp),%ecx - fstpl (%ecx) - jmp epilogue - -retlongdouble: - cmpl $FFI_TYPE_LONGDOUBLE,%ecx - jne retint64 - /* Load %ecx with the pointer to storage for the return value */ - movl 24(%ebp),%ecx - fstpt (%ecx) - jmp epilogue - -retint64: - cmpl $FFI_TYPE_SINT64,%ecx - jne retstruct - /* Load %ecx with the pointer to storage for the return value */ - movl 24(%ebp),%ecx - movl %eax,0(%ecx) - movl %edx,4(%ecx) - -retstruct: - /* Nothing to do! */ - -noretval: -epilogue: - movl %ebp,%esp - popl %ebp - ret -.LFE1: -.ffi_call_SYSV_end: - .size ffi_call_SYSV,.ffi_call_SYSV_end-ffi_call_SYSV - - .section .eh_frame,EH_FRAME_FLAGS,@progbits -.Lframe1: - .long .LECIE1-.LSCIE1 /* Length of Common Information Entry */ -.LSCIE1: - .long 0x0 /* CIE Identifier Tag */ - .byte 0x1 /* CIE Version */ -#ifdef __PIC__ - .ascii "zR\0" /* CIE Augmentation */ -#else - .ascii "\0" /* CIE Augmentation */ -#endif - .byte 0x1 /* .uleb128 0x1; CIE Code Alignment Factor */ - .byte 0x7c /* .sleb128 -4; CIE Data Alignment Factor */ - .byte 0x8 /* CIE RA Column */ -#ifdef __PIC__ - .byte 0x1 /* .uleb128 0x1; Augmentation size */ - .byte 0x1b /* FDE Encoding (pcrel sdata4) */ -#endif - .byte 0xc /* DW_CFA_def_cfa */ - .byte 0x4 /* .uleb128 0x4 */ - .byte 0x4 /* .uleb128 0x4 */ - .byte 0x88 /* DW_CFA_offset, column 0x8 */ - .byte 0x1 /* .uleb128 0x1 */ - .align 4 -.LECIE1: -.LSFDE1: - .long .LEFDE1-.LASFDE1 /* FDE Length */ -.LASFDE1: - .long .LASFDE1-.Lframe1 /* FDE CIE offset */ -#ifdef __PIC__ - .long .LFB1-. /* FDE initial location */ -#else - .long .LFB1 /* FDE initial location */ -#endif - .long .LFE1-.LFB1 /* FDE address range */ -#ifdef __PIC__ - .byte 0x0 /* .uleb128 0x0; Augmentation size */ -#endif - .byte 0x4 /* DW_CFA_advance_loc4 */ - .long .LCFI0-.LFB1 - .byte 0xe /* DW_CFA_def_cfa_offset */ - .byte 0x8 /* .uleb128 0x8 */ - .byte 0x85 /* DW_CFA_offset, column 0x5 */ - .byte 0x2 /* .uleb128 0x2 */ - .byte 0x4 /* DW_CFA_advance_loc4 */ - .long .LCFI1-.LCFI0 - .byte 0xd /* DW_CFA_def_cfa_register */ - .byte 0x5 /* .uleb128 0x5 */ - .align 4 -.LEFDE1: - -#endif /* ifndef __x86_64__ */ diff --git a/libffi/src/x86/unix64.S b/libffi/src/x86/unix64.S deleted file mode 100644 index 310fed7..0000000 --- a/libffi/src/x86/unix64.S +++ /dev/null @@ -1,303 +0,0 @@ -/* ----------------------------------------------------------------------- - unix64.S - Copyright (c) 2002 Bo Thorsen <bo@suse.de> - - x86-64 Foreign Function Interface - - Permission is hereby granted, free of charge, to any person obtaining - a copy of this software and associated documentation files (the - ``Software''), to deal in the Software without restriction, including - without limitation the rights to use, copy, modify, merge, publish, - distribute, sublicense, and/or sell copies of the Software, and to - permit persons to whom the Software is furnished to do so, subject to - the following conditions: - - The above copyright notice and this permission notice shall be included - in all copies or substantial portions of the Software. - - THE SOFTWARE IS PROVIDED ``AS IS'', WITHOUT WARRANTY OF ANY KIND, EXPRESS - OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF - MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. - IN NO EVENT SHALL CYGNUS SOLUTIONS BE LIABLE FOR ANY CLAIM, DAMAGES OR - OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, - ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR - OTHER DEALINGS IN THE SOFTWARE. - ----------------------------------------------------------------------- */ - -#ifdef __x86_64__ -#define LIBFFI_ASM -#include <fficonfig.h> -#include <ffi.h> - - .section .rodata -.LC0: - .string "asm in progress %lld\n" -.LC1: - .string "asm in progress\n" -.text - .align 2 -.globl ffi_call_UNIX64 - .type ffi_call_UNIX64,@function - -ffi_call_UNIX64: -.LFB1: - pushq %rbp -.LCFI0: - movq %rsp, %rbp -.LCFI1: - /* Save all arguments */ - subq $48, %rsp -.LCFI2: - movq %rdi, -8(%rbp) /* ffi_prep_args */ - movq %rsi, -16(%rbp) /* ffi_fill_return_value */ - movq %rdx, -24(%rbp) /* ecif */ - movq %rcx, -32(%rbp) /* cif->bytes */ - movq %r8, -40(%rbp) /* ecif.rvalue */ - movq %r9, -48(%rbp) /* fn */ - - /* Make room for all of the new args and the register args */ - addl $176, %ecx -.LCFI3: - subq %rcx, %rsp -.LCFI4: - /* Setup the call to ffi_prep_args. */ - movq %rdi, %rax /* &ffi_prep_args */ - movq %rsp, %rdi /* stackLayout */ - movq %rdx, %rsi /* ecif */ - call *%rax /* ffi_prep_args(stackLayout, ecif);*/ - - /* ffi_prep_args have put all the register contents into the */ - /* stackLayout struct. Now put the register values in place. */ - movq (%rsp), %rdi - movq 8(%rsp), %rsi - movq 16(%rsp), %rdx - movq 24(%rsp), %rcx - movq 32(%rsp), %r8 - movq 40(%rsp), %r9 - movaps 48(%rsp), %xmm0 - movaps 64(%rsp), %xmm1 - movaps 80(%rsp), %xmm2 - movaps 96(%rsp), %xmm3 - movaps 112(%rsp), %xmm4 - movaps 128(%rsp), %xmm5 - movaps 144(%rsp), %xmm6 - movaps 160(%rsp), %xmm7 - - /* Remove space for stackLayout so stack arguments are placed - correctly for the call. */ -.LCFI5: - addq $176, %rsp -.LCFI6: - /* Call the user function. */ - call *-48(%rbp) - - /* Make stack space for the return_value struct. */ - subq $64, %rsp - - /* Fill in all potential return values to this struct. */ - movq %rax, (%rsp) - movq %rdx, 8(%rsp) - movaps %xmm0, 16(%rsp) - movaps %xmm1, 32(%rsp) - fstpt 48(%rsp) - - /* Now call ffi_fill_return_value. */ - movq %rsp, %rdi /* struct return_value */ - movq -24(%rbp), %rsi /* ecif */ - movq -16(%rbp), %rax /* &ffi_fill_return_value */ - call *%rax /* call it */ - - /* And the work is done. */ - leave - ret -.LFE1: -.ffi_call_UNIX64_end: - .size ffi_call_UNIX64,.ffi_call_UNIX64_end-ffi_call_UNIX64 - -.text - .align 2 -.globl float2sse - .type float2sse,@function -float2sse: - /* Save the contents of this sse-float in a pointer. */ - movaps %xmm0, (%rdi) - ret - - .align 2 -.globl floatfloat2sse - .type floatfloat2sse,@function -floatfloat2sse: - /* Save the contents of these two sse-floats in a pointer. */ - movq (%rdi), %xmm0 - movaps %xmm0, (%rsi) - ret - - .align 2 -.globl double2sse - .type double2sse,@function -double2sse: - /* Save the contents of this sse-double in a pointer. */ - movaps %xmm0, (%rdi) - ret - - .align 2 -.globl sse2float - .type sse2float,@function -sse2float: - /* Save the contents of this sse-float in a pointer. */ - movaps (%rdi), %xmm0 - ret - - .align 2 -.globl sse2double - .type sse2double,@function -sse2double: - /* Save the contents of this pointer in a sse-double. */ - movaps (%rdi), %xmm0 - ret - - .align 2 -.globl sse2floatfloat - .type sse2floatfloat,@function -sse2floatfloat: - /* Save the contents of this pointer in two sse-floats. */ - movaps (%rdi), %xmm0 - movq %xmm0, (%rsi) - ret - - .align 2 -.globl ffi_closure_UNIX64 - .type ffi_closure_UNIX64,@function - -ffi_closure_UNIX64: -.LFB2: - pushq %rbp -.LCFI10: - movq %rsp, %rbp -.LCFI11: - subq $240, %rsp -.LCFI12: - movq %rdi, -176(%rbp) - movq %rsi, -168(%rbp) - movq %rdx, -160(%rbp) - movq %rcx, -152(%rbp) - movq %r8, -144(%rbp) - movq %r9, -136(%rbp) - /* FIXME: We can avoid all this stashing of XMM registers by - (in ffi_prep_closure) computing the number of - floating-point args and moving it into %rax before calling - this function. Once this is done, uncomment the next few - lines and only the essential XMM registers will be written - to memory. This is a significant saving. */ -/* movzbl %al, %eax */ -/* movq %rax, %rdx */ -/* leaq 0(,%rdx,4), %rax */ -/* leaq 2f(%rip), %rdx */ -/* subq %rax, %rdx */ - leaq -1(%rbp), %rax -/* jmp *%rdx */ - movaps %xmm7, -15(%rax) - movaps %xmm6, -31(%rax) - movaps %xmm5, -47(%rax) - movaps %xmm4, -63(%rax) - movaps %xmm3, -79(%rax) - movaps %xmm2, -95(%rax) - movaps %xmm1, -111(%rax) - movaps %xmm0, -127(%rax) -2: - movl %edi, -180(%rbp) - movl $0, -224(%rbp) - movl $48, -220(%rbp) - leaq 16(%rbp), %rax - movq %rax, -216(%rbp) - leaq -176(%rbp), %rdx - movq %rdx, -208(%rbp) - leaq -224(%rbp), %rsi - movq %r10, %rdi - movq %rsp, %rdx - call ffi_closure_UNIX64_inner@PLT - - cmpl $FFI_TYPE_FLOAT, %eax - je 1f - cmpl $FFI_TYPE_DOUBLE, %eax - je 2f - cmpl $FFI_TYPE_LONGDOUBLE, %eax - je 3f - cmpl $FFI_TYPE_STRUCT, %eax - je 4f - popq %rax - leave - ret -1: -2: -3: - movaps -240(%rbp), %xmm0 - leave - ret -4: - leave - ret -.LFE2: - - .section .eh_frame,EH_FRAME_FLAGS,@progbits -.Lframe0: - .long .LECIE1-.LSCIE1 -.LSCIE1: - .long 0x0 - .byte 0x1 - .string "zR" - .uleb128 0x1 - .sleb128 -8 - .byte 0x10 - .uleb128 0x1 - .byte 0x1b - .byte 0xc - .uleb128 0x7 - .uleb128 0x8 - .byte 0x90 - .uleb128 0x1 - .align 8 -.LECIE1: -.LSFDE1: - .long .LEFDE1-.LASFDE1 -.LASFDE1: - .long .LASFDE1-.Lframe0 - - .long .LFB1-. - .long .LFE1-.LFB1 - .uleb128 0x0 - .byte 0x4 # DW_CFA_advance_loc4 - .long .LCFI0-.LFB1 - .byte 0xe # DW_CFA_def_cfa_offset - .uleb128 0x10 - .byte 0x86 # DW_CFA_offset: r6 at cfa-16 - .uleb128 0x2 - .byte 0x4 # DW_CFA_advance_loc4 - .long .LCFI1-.LCFI0 - .byte 0x86 # DW_CFA_offset: r6 at cfa-16 - .uleb128 0x2 - .byte 0xd # DW_CFA_def_cfa_reg: r6 - .uleb128 0x6 - .align 8 -.LEFDE1: -.LSFDE3: - .long .LEFDE3-.LASFDE3 # FDE Length -.LASFDE3: - .long .LASFDE3-.Lframe0 # FDE CIE offset - - .long .LFB2-. # FDE initial location - .long .LFE2-.LFB2 # FDE address range - .uleb128 0x0 # Augmentation size - .byte 0x4 # DW_CFA_advance_loc4 - .long .LCFI10-.LFB2 - .byte 0xe # DW_CFA_def_cfa_offset - .uleb128 0x10 - .byte 0x86 # DW_CFA_offset, column 0x6 - .uleb128 0x2 - .byte 0x4 # DW_CFA_advance_loc4 - .long .LCFI11-.LCFI10 - .byte 0xd # DW_CFA_def_cfa_register - .uleb128 0x6 - .align 8 -.LEFDE3: - -#endif /* __x86_64__ */ diff --git a/libffi/src/x86/win32.S b/libffi/src/x86/win32.S deleted file mode 100644 index bc2812c..0000000 --- a/libffi/src/x86/win32.S +++ /dev/null @@ -1,259 +0,0 @@ -/* ----------------------------------------------------------------------- - win32.S - Copyright (c) 1996, 1998, 2001, 2002 Red Hat, Inc. - Copyright (c) 2001 John Beniton - Copyright (c) 2002 Ranjit Mathew - - - X86 Foreign Function Interface - - Permission is hereby granted, free of charge, to any person obtaining - a copy of this software and associated documentation files (the - ``Software''), to deal in the Software without restriction, including - without limitation the rights to use, copy, modify, merge, publish, - distribute, sublicense, and/or sell copies of the Software, and to - permit persons to whom the Software is furnished to do so, subject to - the following conditions: - - The above copyright notice and this permission notice shall be included - in all copies or substantial portions of the Software. - - THE SOFTWARE IS PROVIDED ``AS IS'', WITHOUT WARRANTY OF ANY KIND, EXPRESS - OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF - MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. - IN NO EVENT SHALL CYGNUS SOLUTIONS BE LIABLE FOR ANY CLAIM, DAMAGES OR - OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, - ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR - OTHER DEALINGS IN THE SOFTWARE. - ----------------------------------------------------------------------- */ - -#define LIBFFI_ASM -#include <fficonfig.h> -#include <ffi.h> - -.text - -.globl ffi_prep_args - - # This assumes we are using gas. - .balign 16 -.globl _ffi_call_SYSV - -_ffi_call_SYSV: - pushl %ebp - movl %esp,%ebp - - # Make room for all of the new args. - movl 16(%ebp),%ecx - subl %ecx,%esp - - movl %esp,%eax - - # Place all of the ffi_prep_args in position - pushl 12(%ebp) - pushl %eax - call *8(%ebp) - - # Return stack to previous state and call the function - addl $8,%esp - - # FIXME: Align the stack to a 128-bit boundary to avoid - # potential performance hits. - - call *28(%ebp) - - # Remove the space we pushed for the args - movl 16(%ebp),%ecx - addl %ecx,%esp - - # Load %ecx with the return type code - movl 20(%ebp),%ecx - - # If the return value pointer is NULL, assume no return value. - cmpl $0,24(%ebp) - jne retint - - # Even if there is no space for the return value, we are - # obliged to handle floating-point values. - cmpl $FFI_TYPE_FLOAT,%ecx - jne noretval - fstp %st(0) - - jmp epilogue - -retint: - cmpl $FFI_TYPE_INT,%ecx - jne retfloat - # Load %ecx with the pointer to storage for the return value - movl 24(%ebp),%ecx - movl %eax,0(%ecx) - jmp epilogue - -retfloat: - cmpl $FFI_TYPE_FLOAT,%ecx - jne retdouble - # Load %ecx with the pointer to storage for the return value - movl 24(%ebp),%ecx - fstps (%ecx) - jmp epilogue - -retdouble: - cmpl $FFI_TYPE_DOUBLE,%ecx - jne retlongdouble - # Load %ecx with the pointer to storage for the return value - movl 24(%ebp),%ecx - fstpl (%ecx) - jmp epilogue - -retlongdouble: - cmpl $FFI_TYPE_LONGDOUBLE,%ecx - jne retint64 - # Load %ecx with the pointer to storage for the return value - movl 24(%ebp),%ecx - fstpt (%ecx) - jmp epilogue - -retint64: - cmpl $FFI_TYPE_SINT64,%ecx - jne retstruct1b - # Load %ecx with the pointer to storage for the return value - movl 24(%ebp),%ecx - movl %eax,0(%ecx) - movl %edx,4(%ecx) - -retstruct1b: - cmpl $FFI_TYPE_SINT8,%ecx - jne retstruct2b - # Load %ecx with the pointer to storage for the return value - movl 24(%ebp),%ecx - movb %al,0(%ecx) - jmp epilogue - -retstruct2b: - cmpl $FFI_TYPE_SINT16,%ecx - jne retstruct - # Load %ecx with the pointer to storage for the return value - movl 24(%ebp),%ecx - movw %ax,0(%ecx) - jmp epilogue - -retstruct: - # Nothing to do! - -noretval: -epilogue: - movl %ebp,%esp - popl %ebp - ret - -.ffi_call_SYSV_end: - - # This assumes we are using gas. - .balign 16 -.globl _ffi_call_STDCALL - -_ffi_call_STDCALL: - pushl %ebp - movl %esp,%ebp - - # Make room for all of the new args. - movl 16(%ebp),%ecx - subl %ecx,%esp - - movl %esp,%eax - - # Place all of the ffi_prep_args in position - pushl 12(%ebp) - pushl %eax - call *8(%ebp) - - # Return stack to previous state and call the function - addl $8,%esp - - # FIXME: Align the stack to a 128-bit boundary to avoid - # potential performance hits. - - call *28(%ebp) - - # stdcall functions pop arguments off the stack themselves - - # Load %ecx with the return type code - movl 20(%ebp),%ecx - - # If the return value pointer is NULL, assume no return value. - cmpl $0,24(%ebp) - jne sc_retint - - # Even if there is no space for the return value, we are - # obliged to handle floating-point values. - cmpl $FFI_TYPE_FLOAT,%ecx - jne sc_noretval - fstp %st(0) - - jmp sc_epilogue - -sc_retint: - cmpl $FFI_TYPE_INT,%ecx - jne sc_retfloat - # Load %ecx with the pointer to storage for the return value - movl 24(%ebp),%ecx - movl %eax,0(%ecx) - jmp sc_epilogue - -sc_retfloat: - cmpl $FFI_TYPE_FLOAT,%ecx - jne sc_retdouble - # Load %ecx with the pointer to storage for the return value - movl 24(%ebp),%ecx - fstps (%ecx) - jmp sc_epilogue - -sc_retdouble: - cmpl $FFI_TYPE_DOUBLE,%ecx - jne sc_retlongdouble - # Load %ecx with the pointer to storage for the return value - movl 24(%ebp),%ecx - fstpl (%ecx) - jmp sc_epilogue - -sc_retlongdouble: - cmpl $FFI_TYPE_LONGDOUBLE,%ecx - jne sc_retint64 - # Load %ecx with the pointer to storage for the return value - movl 24(%ebp),%ecx - fstpt (%ecx) - jmp sc_epilogue - -sc_retint64: - cmpl $FFI_TYPE_SINT64,%ecx - jne sc_retstruct1b - # Load %ecx with the pointer to storage for the return value - movl 24(%ebp),%ecx - movl %eax,0(%ecx) - movl %edx,4(%ecx) - -sc_retstruct1b: - cmpl $FFI_TYPE_SINT8,%ecx - jne sc_retstruct2b - # Load %ecx with the pointer to storage for the return value - movl 24(%ebp),%ecx - movb %al,0(%ecx) - jmp sc_epilogue - -sc_retstruct2b: - cmpl $FFI_TYPE_SINT16,%ecx - jne sc_retstruct - # Load %ecx with the pointer to storage for the return value - movl 24(%ebp),%ecx - movw %ax,0(%ecx) - jmp sc_epilogue - -sc_retstruct: - # Nothing to do! - -sc_noretval: -sc_epilogue: - movl %ebp,%esp - popl %ebp - ret - -.ffi_call_STDCALL_end: |