diff options
Diffstat (limited to 'libffi/testsuite/libffi.call/nested_struct.c')
| -rw-r--r-- | libffi/testsuite/libffi.call/nested_struct.c | 159 |
1 files changed, 159 insertions, 0 deletions
diff --git a/libffi/testsuite/libffi.call/nested_struct.c b/libffi/testsuite/libffi.call/nested_struct.c new file mode 100644 index 0000000..86d685a --- /dev/null +++ b/libffi/testsuite/libffi.call/nested_struct.c @@ -0,0 +1,159 @@ +/* Area: ffi_call, closure_call + Purpose: Check structure passing with different structure size. + Contains structs as parameter of the struct itself. + Limitations: none. + PR: none. + Originator: <andreast@gcc.gnu.org> 20030828 */ + +/* { dg-do run { xfail mips*-*-* arm*-*-* strongarm*-*-* xscale*-*-* } } */ +#include "ffitest.h" + +typedef struct cls_struct_16byte1 { + double a; + float b; + int c; +} cls_struct_16byte1; + +typedef struct cls_struct_16byte2 { + int ii; + double dd; + float ff; +} cls_struct_16byte2; + +typedef struct cls_struct_combined { + cls_struct_16byte1 d; + cls_struct_16byte2 e; +} cls_struct_combined; + +cls_struct_combined cls_struct_combined_fn(struct cls_struct_16byte1 b0, + struct cls_struct_16byte2 b1, + struct cls_struct_combined b2) +{ + struct cls_struct_combined result; + + result.d.a = b0.a + b1.dd + b2.d.a; + result.d.b = b0.b + b1.ff + b2.d.b; + result.d.c = b0.c + b1.ii + b2.d.c; + result.e.ii = b0.c + b1.ii + b2.e.ii; + result.e.dd = b0.a + b1.dd + b2.e.dd; + result.e.ff = b0.b + b1.ff + b2.e.ff; + + printf("%g %g %d %d %g %g %g %g %d %d %g %g: %g %g %d %d %g %g\n", + b0.a, b0.b, b0.c, + b1.ii, b1.dd, b1.ff, + b2.d.a, b2.d.b, b2.d.c, + b2.e.ii, b2.e.dd, b2.e.ff, + result.d.a, result.d.b, result.d.c, + result.e.ii, result.e.dd, result.e.ff); + + return result; +} + +static void +cls_struct_combined_gn(ffi_cif* cif, void* resp, void** args, void* userdata) +{ + struct cls_struct_16byte1 b0; + struct cls_struct_16byte2 b1; + struct cls_struct_combined b2; + + b0 = *(struct cls_struct_16byte1*)(args[0]); + b1 = *(struct cls_struct_16byte2*)(args[1]); + b2 = *(struct cls_struct_combined*)(args[2]); + + + *(cls_struct_combined*)resp = cls_struct_combined_fn(b0, b1, b2); +} + +int main (void) +{ + ffi_cif cif; +#ifndef USING_MMAP + static ffi_closure cl; +#endif + ffi_closure *pcl; + void* args_dbl[5]; + ffi_type* cls_struct_fields[5]; + ffi_type* cls_struct_fields1[5]; + ffi_type* cls_struct_fields2[5]; + ffi_type cls_struct_type, cls_struct_type1, cls_struct_type2; + ffi_type* dbl_arg_types[5]; + +#ifdef USING_MMAP + pcl = allocate_mmap (sizeof(ffi_closure)); +#else + pcl = &cl; +#endif + + cls_struct_type.size = 0; + cls_struct_type.alignment = 0; + cls_struct_type.type = FFI_TYPE_STRUCT; + cls_struct_type.elements = cls_struct_fields; + + cls_struct_type1.size = 0; + cls_struct_type1.alignment = 0; + cls_struct_type1.type = FFI_TYPE_STRUCT; + cls_struct_type1.elements = cls_struct_fields1; + + cls_struct_type2.size = 0; + cls_struct_type2.alignment = 0; + cls_struct_type2.type = FFI_TYPE_STRUCT; + cls_struct_type2.elements = cls_struct_fields2; + + struct cls_struct_16byte1 e_dbl = { 9.0, 2.0, 6}; + struct cls_struct_16byte2 f_dbl = { 1, 2.0, 3.0}; + struct cls_struct_combined g_dbl = {{4.0, 5.0, 6}, + {3, 1.0, 8.0}}; + struct cls_struct_combined res_dbl; + + cls_struct_fields[0] = &ffi_type_double; + cls_struct_fields[1] = &ffi_type_float; + cls_struct_fields[2] = &ffi_type_uint32; + cls_struct_fields[3] = NULL; + + cls_struct_fields1[0] = &ffi_type_uint32; + cls_struct_fields1[1] = &ffi_type_double; + cls_struct_fields1[2] = &ffi_type_float; + cls_struct_fields1[3] = NULL; + + cls_struct_fields2[0] = &cls_struct_type; + cls_struct_fields2[1] = &cls_struct_type1; + cls_struct_fields2[2] = NULL; + + + dbl_arg_types[0] = &cls_struct_type; + dbl_arg_types[1] = &cls_struct_type1; + dbl_arg_types[2] = &cls_struct_type2; + dbl_arg_types[3] = NULL; + + CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 3, &cls_struct_type2, + dbl_arg_types) == FFI_OK); + + args_dbl[0] = &e_dbl; + args_dbl[1] = &f_dbl; + args_dbl[2] = &g_dbl; + args_dbl[3] = NULL; + + ffi_call(&cif, FFI_FN(cls_struct_combined_fn), &res_dbl, args_dbl); + /* { dg-output "9 2 6 1 2 3 4 5 6 3 1 8: 15 10 13 10 12 13" } */ + CHECK( res_dbl.d.a == (e_dbl.a + f_dbl.dd + g_dbl.d.a)); + CHECK( res_dbl.d.b == (e_dbl.b + f_dbl.ff + g_dbl.d.b)); + CHECK( res_dbl.d.c == (e_dbl.c + f_dbl.ii + g_dbl.d.c)); + CHECK( res_dbl.e.ii == (e_dbl.c + f_dbl.ii + g_dbl.e.ii)); + CHECK( res_dbl.e.dd == (e_dbl.a + f_dbl.dd + g_dbl.e.dd)); + CHECK( res_dbl.e.ff == (e_dbl.b + f_dbl.ff + g_dbl.e.ff)); + + CHECK(ffi_prep_closure(pcl, &cif, cls_struct_combined_gn, NULL) == FFI_OK); + + res_dbl = ((cls_struct_combined(*)(cls_struct_16byte1, + cls_struct_16byte2, + cls_struct_combined)) + (pcl))(e_dbl, f_dbl, g_dbl); + /* { dg-output "\n9 2 6 1 2 3 4 5 6 3 1 8: 15 10 13 10 12 13" } */ + CHECK( res_dbl.d.a == (e_dbl.a + f_dbl.dd + g_dbl.d.a)); + CHECK( res_dbl.d.b == (e_dbl.b + f_dbl.ff + g_dbl.d.b)); + CHECK( res_dbl.d.c == (e_dbl.c + f_dbl.ii + g_dbl.d.c)); + CHECK( res_dbl.e.ii == (e_dbl.c + f_dbl.ii + g_dbl.e.ii)); + CHECK( res_dbl.e.dd == (e_dbl.a + f_dbl.dd + g_dbl.e.dd)); + CHECK( res_dbl.e.ff == (e_dbl.b + f_dbl.ff + g_dbl.e.ff)); + exit(0); +} |