Matthias Klose | a834975 | 2010-03-15 13:25:28 +0000 | [diff] [blame^] | 1 | /* Area: ffi_call, closure_call |
| 2 | Purpose: Check structure passing with different structure size. |
| 3 | Depending on the ABI. Check overlapping. |
| 4 | Limitations: none. |
| 5 | PR: none. |
| 6 | Originator: <andreast@gcc.gnu.org> 20030828 */ |
| 7 | |
| 8 | /* { dg-do run } */ |
| 9 | #include "ffitest.h" |
| 10 | |
| 11 | typedef struct cls_struct_24byte { |
| 12 | double a; |
| 13 | double b; |
| 14 | int c; |
| 15 | float d; |
| 16 | } cls_struct_24byte; |
| 17 | |
| 18 | cls_struct_24byte cls_struct_24byte_fn(struct cls_struct_24byte b0, |
| 19 | struct cls_struct_24byte b1, |
| 20 | struct cls_struct_24byte b2, |
| 21 | struct cls_struct_24byte b3) |
| 22 | { |
| 23 | struct cls_struct_24byte result; |
| 24 | |
| 25 | result.a = b0.a + b1.a + b2.a + b3.a; |
| 26 | result.b = b0.b + b1.b + b2.b + b3.b; |
| 27 | result.c = b0.c + b1.c + b2.c + b3.c; |
| 28 | result.d = b0.d + b1.d + b2.d + b3.d; |
| 29 | |
| 30 | printf("%g %g %d %g %g %g %d %g %g %g %d %g %g %g %d %g: %g %g %d %g\n", |
| 31 | b0.a, b0.b, b0.c, b0.d, |
| 32 | b1.a, b1.b, b1.c, b1.d, |
| 33 | b2.a, b2.b, b2.c, b2.d, |
| 34 | b3.a, b3.b, b3.c, b2.d, |
| 35 | result.a, result.b, result.c, result.d); |
| 36 | |
| 37 | return result; |
| 38 | } |
| 39 | |
| 40 | static void |
| 41 | cls_struct_24byte_gn(ffi_cif* cif __UNUSED__, void* resp, void** args, |
| 42 | void* userdata __UNUSED__) |
| 43 | { |
| 44 | struct cls_struct_24byte b0, b1, b2, b3; |
| 45 | |
| 46 | b0 = *(struct cls_struct_24byte*)(args[0]); |
| 47 | b1 = *(struct cls_struct_24byte*)(args[1]); |
| 48 | b2 = *(struct cls_struct_24byte*)(args[2]); |
| 49 | b3 = *(struct cls_struct_24byte*)(args[3]); |
| 50 | |
| 51 | *(cls_struct_24byte*)resp = cls_struct_24byte_fn(b0, b1, b2, b3); |
| 52 | } |
| 53 | |
| 54 | int main (void) |
| 55 | { |
| 56 | ffi_cif cif; |
| 57 | void *code; |
| 58 | ffi_closure *pcl = ffi_closure_alloc(sizeof(ffi_closure), &code); |
| 59 | void* args_dbl[5]; |
| 60 | ffi_type* cls_struct_fields[5]; |
| 61 | ffi_type cls_struct_type; |
| 62 | ffi_type* dbl_arg_types[5]; |
| 63 | |
| 64 | cls_struct_type.size = 0; |
| 65 | cls_struct_type.alignment = 0; |
| 66 | cls_struct_type.type = FFI_TYPE_STRUCT; |
| 67 | cls_struct_type.elements = cls_struct_fields; |
| 68 | |
| 69 | struct cls_struct_24byte e_dbl = { 9.0, 2.0, 6, 5.0 }; |
| 70 | struct cls_struct_24byte f_dbl = { 1.0, 2.0, 3, 7.0 }; |
| 71 | struct cls_struct_24byte g_dbl = { 4.0, 5.0, 7, 9.0 }; |
| 72 | struct cls_struct_24byte h_dbl = { 8.0, 6.0, 1, 4.0 }; |
| 73 | struct cls_struct_24byte res_dbl; |
| 74 | |
| 75 | cls_struct_fields[0] = &ffi_type_double; |
| 76 | cls_struct_fields[1] = &ffi_type_double; |
| 77 | cls_struct_fields[2] = &ffi_type_sint; |
| 78 | cls_struct_fields[3] = &ffi_type_float; |
| 79 | cls_struct_fields[4] = NULL; |
| 80 | |
| 81 | dbl_arg_types[0] = &cls_struct_type; |
| 82 | dbl_arg_types[1] = &cls_struct_type; |
| 83 | dbl_arg_types[2] = &cls_struct_type; |
| 84 | dbl_arg_types[3] = &cls_struct_type; |
| 85 | dbl_arg_types[4] = NULL; |
| 86 | |
| 87 | CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 4, &cls_struct_type, |
| 88 | dbl_arg_types) == FFI_OK); |
| 89 | |
| 90 | args_dbl[0] = &e_dbl; |
| 91 | args_dbl[1] = &f_dbl; |
| 92 | args_dbl[2] = &g_dbl; |
| 93 | args_dbl[3] = &h_dbl; |
| 94 | args_dbl[4] = NULL; |
| 95 | |
| 96 | ffi_call(&cif, FFI_FN(cls_struct_24byte_fn), &res_dbl, args_dbl); |
| 97 | /* { dg-output "9 2 6 5 1 2 3 7 4 5 7 9 8 6 1 9: 22 15 17 25" } */ |
| 98 | printf("res: %g %g %d %g\n", res_dbl.a, res_dbl.b, res_dbl.c, res_dbl.d); |
| 99 | /* { dg-output "\nres: 22 15 17 25" } */ |
| 100 | |
| 101 | CHECK(ffi_prep_closure_loc(pcl, &cif, cls_struct_24byte_gn, NULL, code) == FFI_OK); |
| 102 | |
| 103 | res_dbl = ((cls_struct_24byte(*)(cls_struct_24byte, |
| 104 | cls_struct_24byte, |
| 105 | cls_struct_24byte, |
| 106 | cls_struct_24byte)) |
| 107 | (code))(e_dbl, f_dbl, g_dbl, h_dbl); |
| 108 | /* { dg-output "\n9 2 6 5 1 2 3 7 4 5 7 9 8 6 1 9: 22 15 17 25" } */ |
| 109 | printf("res: %g %g %d %g\n", res_dbl.a, res_dbl.b, res_dbl.c, res_dbl.d); |
| 110 | /* { dg-output "\nres: 22 15 17 25" } */ |
| 111 | |
| 112 | exit(0); |
| 113 | } |