diff options
Diffstat (limited to 'gcc-4.4.3/libffi/testsuite/libffi.call/cls_24byte.c')
| -rw-r--r-- | gcc-4.4.3/libffi/testsuite/libffi.call/cls_24byte.c | 121 |
1 files changed, 121 insertions, 0 deletions
diff --git a/gcc-4.4.3/libffi/testsuite/libffi.call/cls_24byte.c b/gcc-4.4.3/libffi/testsuite/libffi.call/cls_24byte.c new file mode 100644 index 000000000..22e169058 --- /dev/null +++ b/gcc-4.4.3/libffi/testsuite/libffi.call/cls_24byte.c @@ -0,0 +1,121 @@ +/* Area: ffi_call, closure_call + Purpose: Check structure passing with different structure size. + Depending on the ABI. Check overlapping. + Limitations: none. + PR: none. + Originator: <andreast@gcc.gnu.org> 20030828 */ + +/* { dg-do run } */ +#include "ffitest.h" + +typedef struct cls_struct_24byte { + double a; + double b; + int c; + float d; +} cls_struct_24byte; + +cls_struct_24byte cls_struct_24byte_fn(struct cls_struct_24byte b0, + struct cls_struct_24byte b1, + struct cls_struct_24byte b2, + struct cls_struct_24byte b3) +{ + struct cls_struct_24byte result; + + result.a = b0.a + b1.a + b2.a + b3.a; + result.b = b0.b + b1.b + b2.b + b3.b; + result.c = b0.c + b1.c + b2.c + b3.c; + result.d = b0.d + b1.d + b2.d + b3.d; + + printf("%g %g %d %g %g %g %d %g %g %g %d %g %g %g %d %g: %g %g %d %g\n", + b0.a, b0.b, b0.c, b0.d, + b1.a, b1.b, b1.c, b1.d, + b2.a, b2.b, b2.c, b2.d, + b3.a, b3.b, b3.c, b2.d, + result.a, result.b, result.c, result.d); + + return result; +} + +static void +cls_struct_24byte_gn(ffi_cif* cif __UNUSED__, void* resp, void** args, + void* userdata __UNUSED__) +{ + struct cls_struct_24byte b0, b1, b2, b3; + + b0 = *(struct cls_struct_24byte*)(args[0]); + b1 = *(struct cls_struct_24byte*)(args[1]); + b2 = *(struct cls_struct_24byte*)(args[2]); + b3 = *(struct cls_struct_24byte*)(args[3]); + + *(cls_struct_24byte*)resp = cls_struct_24byte_fn(b0, b1, b2, b3); +} + +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_type; + 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; + + struct cls_struct_24byte e_dbl = { 9.0, 2.0, 6, 5.0 }; + struct cls_struct_24byte f_dbl = { 1.0, 2.0, 3, 7.0 }; + struct cls_struct_24byte g_dbl = { 4.0, 5.0, 7, 9.0 }; + struct cls_struct_24byte h_dbl = { 8.0, 6.0, 1, 4.0 }; + struct cls_struct_24byte res_dbl; + + cls_struct_fields[0] = &ffi_type_double; + cls_struct_fields[1] = &ffi_type_double; + cls_struct_fields[2] = &ffi_type_sint; + cls_struct_fields[3] = &ffi_type_float; + cls_struct_fields[4] = NULL; + + dbl_arg_types[0] = &cls_struct_type; + dbl_arg_types[1] = &cls_struct_type; + dbl_arg_types[2] = &cls_struct_type; + dbl_arg_types[3] = &cls_struct_type; + dbl_arg_types[4] = NULL; + + CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 4, &cls_struct_type, + dbl_arg_types) == FFI_OK); + + args_dbl[0] = &e_dbl; + args_dbl[1] = &f_dbl; + args_dbl[2] = &g_dbl; + args_dbl[3] = &h_dbl; + args_dbl[4] = NULL; + + ffi_call(&cif, FFI_FN(cls_struct_24byte_fn), &res_dbl, args_dbl); + /* { dg-output "9 2 6 5 1 2 3 7 4 5 7 9 8 6 1 9: 22 15 17 25" } */ + printf("res: %g %g %d %g\n", res_dbl.a, res_dbl.b, res_dbl.c, res_dbl.d); + /* { dg-output "\nres: 22 15 17 25" } */ + + CHECK(ffi_prep_closure(pcl, &cif, cls_struct_24byte_gn, NULL) == FFI_OK); + + res_dbl = ((cls_struct_24byte(*)(cls_struct_24byte, + cls_struct_24byte, + cls_struct_24byte, + cls_struct_24byte)) + (pcl))(e_dbl, f_dbl, g_dbl, h_dbl); + /* { dg-output "\n9 2 6 5 1 2 3 7 4 5 7 9 8 6 1 9: 22 15 17 25" } */ + printf("res: %g %g %d %g\n", res_dbl.a, res_dbl.b, res_dbl.c, res_dbl.d); + /* { dg-output "\nres: 22 15 17 25" } */ + + exit(0); +} |