summaryrefslogtreecommitdiff
path: root/libffi/testsuite/libffi.call/cls_19byte.c
diff options
context:
space:
mode:
Diffstat (limited to 'libffi/testsuite/libffi.call/cls_19byte.c')
-rw-r--r--libffi/testsuite/libffi.call/cls_19byte.c109
1 files changed, 109 insertions, 0 deletions
diff --git a/libffi/testsuite/libffi.call/cls_19byte.c b/libffi/testsuite/libffi.call/cls_19byte.c
new file mode 100644
index 0000000..3bef938
--- /dev/null
+++ b/libffi/testsuite/libffi.call/cls_19byte.c
@@ -0,0 +1,109 @@
+/* Area: ffi_call, closure_call
+ Purpose: Check structure passing with different structure size.
+ Depending on the ABI. Double alignment check on darwin.
+ Limitations: none.
+ PR: none.
+ Originator: <andreast@gcc.gnu.org> 20030915 */
+
+/* { dg-do run { xfail mips*-*-* arm*-*-* strongarm*-*-* xscale*-*-* } } */
+#include "ffitest.h"
+
+typedef struct cls_struct_19byte {
+ double a;
+ unsigned char b;
+ unsigned char c;
+ double d;
+ unsigned char e;
+} cls_struct_19byte;
+
+cls_struct_19byte cls_struct_19byte_fn(struct cls_struct_19byte a1,
+ struct cls_struct_19byte a2)
+{
+ struct cls_struct_19byte result;
+
+ result.a = a1.a + a2.a;
+ result.b = a1.b + a2.b;
+ result.c = a1.c + a2.c;
+ result.d = a1.d + a2.d;
+ result.e = a1.e + a2.e;
+
+
+ printf("%g %d %d %g %d %g %d %d %g %d: %g %d %d %g %d\n",
+ a1.a, a1.b, a1.c, a1.d, a1.e,
+ a2.a, a2.b, a2.c, a2.d, a2.e,
+ result.a, result.b, result.c, result.d, result.e);
+ return result;
+}
+
+static void
+cls_struct_19byte_gn(ffi_cif* cif, void* resp, void** args, void* userdata)
+{
+ struct cls_struct_19byte a1, a2;
+
+ a1 = *(struct cls_struct_19byte*)(args[0]);
+ a2 = *(struct cls_struct_19byte*)(args[1]);
+
+ *(cls_struct_19byte*)resp = cls_struct_19byte_fn(a1, a2);
+}
+
+int main (void)
+{
+ ffi_cif cif;
+#ifndef USING_MMAP
+ static ffi_closure cl;
+#endif
+ ffi_closure *pcl;
+ void* args_dbl[3];
+ ffi_type* cls_struct_fields[6];
+ ffi_type cls_struct_type;
+ ffi_type* dbl_arg_types[3];
+
+#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;
+
+ struct cls_struct_19byte g_dbl = { 1.0, 127, 126, 3.0, 120 };
+ struct cls_struct_19byte f_dbl = { 4.0, 125, 124, 5.0, 119 };
+ struct cls_struct_19byte res_dbl;
+
+ cls_struct_fields[0] = &ffi_type_double;
+ cls_struct_fields[1] = &ffi_type_uchar;
+ cls_struct_fields[2] = &ffi_type_uchar;
+ cls_struct_fields[3] = &ffi_type_double;
+ cls_struct_fields[4] = &ffi_type_uchar;
+ cls_struct_fields[5] = NULL;
+
+ dbl_arg_types[0] = &cls_struct_type;
+ dbl_arg_types[1] = &cls_struct_type;
+ dbl_arg_types[2] = NULL;
+
+ CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 2, &cls_struct_type,
+ dbl_arg_types) == FFI_OK);
+
+ args_dbl[0] = &g_dbl;
+ args_dbl[1] = &f_dbl;
+ args_dbl[2] = NULL;
+
+ ffi_call(&cif, FFI_FN(cls_struct_19byte_fn), &res_dbl, args_dbl);
+ /* { dg-output "1 127 126 3 120 4 125 124 5 119: 5 252 250 8 239" } */
+ printf("res: %g %d %d %g %d\n", res_dbl.a, res_dbl.b, res_dbl.c,
+ res_dbl.d, res_dbl.e);
+ /* { dg-output "\nres: 5 252 250 8 239" } */
+
+ CHECK(ffi_prep_closure(pcl, &cif, cls_struct_19byte_gn, NULL) == FFI_OK);
+
+ res_dbl = ((cls_struct_19byte(*)(cls_struct_19byte, cls_struct_19byte))(pcl))(g_dbl, f_dbl);
+ /* { dg-output "\n1 127 126 3 120 4 125 124 5 119: 5 252 250 8 239" } */
+ printf("res: %g %d %d %g %d\n", res_dbl.a, res_dbl.b, res_dbl.c,
+ res_dbl.d, res_dbl.e);
+ /* { dg-output "\nres: 5 252 250 8 239" } */
+
+ exit(0);
+}