diff options
Diffstat (limited to 'testsuite/libffi.call/cls_6_1_byte.c')
| -rw-r--r-- | testsuite/libffi.call/cls_6_1_byte.c | 113 |
1 files changed, 113 insertions, 0 deletions
diff --git a/testsuite/libffi.call/cls_6_1_byte.c b/testsuite/libffi.call/cls_6_1_byte.c new file mode 100644 index 0000000..9f2eff6 --- /dev/null +++ b/testsuite/libffi.call/cls_6_1_byte.c @@ -0,0 +1,113 @@ +/* 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> 20050708 */ + +/* { dg-do run } */ +#include "ffitest.h" + +typedef struct cls_struct_6byte { + unsigned char a; + unsigned char b; + unsigned char c; + unsigned char d; + unsigned char e; + unsigned char f; +} cls_struct_6byte; + +cls_struct_6byte cls_struct_6byte_fn(struct cls_struct_6byte a1, + struct cls_struct_6byte a2) +{ + struct cls_struct_6byte 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; + result.f = a1.f + a2.f; + + printf("%d %d %d %d %d %d %d %d %d %d %d %d: %d %d %d %d %d %d\n", + a1.a, a1.b, a1.c, a1.d, a1.e, a1.f, + a2.a, a2.b, a2.c, a2.d, a2.e, a2.f, + result.a, result.b, result.c, result.d, result.e, result.f); + + return result; +} + +static void +cls_struct_6byte_gn(ffi_cif* cif __UNUSED__, void* resp, void** args, + void* userdata __UNUSED__) +{ + + struct cls_struct_6byte a1, a2; + + a1 = *(struct cls_struct_6byte*)(args[0]); + a2 = *(struct cls_struct_6byte*)(args[1]); + + *(cls_struct_6byte*)resp = cls_struct_6byte_fn(a1, a2); +} + +int main (void) +{ + ffi_cif cif; + void *code; + ffi_closure *pcl = ffi_closure_alloc(sizeof(ffi_closure), &code); + void* args_dbl[5]; + ffi_type* cls_struct_fields[7]; + ffi_type cls_struct_type; + ffi_type* dbl_arg_types[5]; + + 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_6byte g_dbl = { 127, 120, 1, 3, 4, 5 }; + struct cls_struct_6byte f_dbl = { 12, 128, 9, 3, 4, 5 }; + struct cls_struct_6byte res_dbl = { 0, 0, 0, 0, 0, 0 }; + + cls_struct_fields[0] = &ffi_type_uchar; + cls_struct_fields[1] = &ffi_type_uchar; + cls_struct_fields[2] = &ffi_type_uchar; + cls_struct_fields[3] = &ffi_type_uchar; + cls_struct_fields[4] = &ffi_type_uchar; + cls_struct_fields[5] = &ffi_type_uchar; + cls_struct_fields[6] = 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_6byte_fn), &res_dbl, args_dbl); + /* { dg-output "127 120 1 3 4 5 12 128 9 3 4 5: 139 248 10 6 8 10" } */ + printf("res: %d %d %d %d %d %d\n", res_dbl.a, res_dbl.b, res_dbl.c, + res_dbl.d, res_dbl.e, res_dbl.f); + /* { dg-output "\nres: 139 248 10 6 8 10" } */ + + res_dbl.a = 0; + res_dbl.b = 0; + res_dbl.c = 0; + res_dbl.d = 0; + res_dbl.e = 0; + res_dbl.f = 0; + + CHECK(ffi_prep_closure_loc(pcl, &cif, cls_struct_6byte_gn, NULL, code) == FFI_OK); + + res_dbl = ((cls_struct_6byte(*)(cls_struct_6byte, cls_struct_6byte))(code))(g_dbl, f_dbl); + /* { dg-output "\n127 120 1 3 4 5 12 128 9 3 4 5: 139 248 10 6 8 10" } */ + printf("res: %d %d %d %d %d %d\n", res_dbl.a, res_dbl.b, res_dbl.c, + res_dbl.d, res_dbl.e, res_dbl.f); + /* { dg-output "\nres: 139 248 10 6 8 10" } */ + + exit(0); +} |