Dead
[official-gcc.git] / gomp-20050608-branch / libffi / testsuite / libffi.call / cls_18byte.c
blobd04d8b3bfc1155cf4de27258f23f8c1aa5b9c0e7
1 /* Area: ffi_call, closure_call
2 Purpose: Check structure passing with different structure size.
3 Depending on the ABI. Double alignment check on darwin.
4 Limitations: none.
5 PR: none.
6 Originator: <andreast@gcc.gnu.org> 20030915 */
8 /* { dg-do run { xfail mips64*-*-* arm*-*-* strongarm*-*-* xscale*-*-* } } */
9 #include "ffitest.h"
11 typedef struct cls_struct_18byte {
12 double a;
13 unsigned char b;
14 unsigned char c;
15 double d;
16 } cls_struct_18byte;
18 cls_struct_18byte cls_struct_18byte_fn(struct cls_struct_18byte a1,
19 struct cls_struct_18byte a2)
21 struct cls_struct_18byte result;
23 result.a = a1.a + a2.a;
24 result.b = a1.b + a2.b;
25 result.c = a1.c + a2.c;
26 result.d = a1.d + a2.d;
29 printf("%g %d %d %g %g %d %d %g: %g %d %d %g\n", a1.a, a1.b, a1.c, a1.d,
30 a2.a, a2.b, a2.c, a2.d,
31 result.a, result.b, result.c, result.d);
32 return result;
35 static void
36 cls_struct_18byte_gn(ffi_cif* cif, void* resp, void** args, void* userdata)
38 struct cls_struct_18byte a1, a2;
40 a1 = *(struct cls_struct_18byte*)(args[0]);
41 a2 = *(struct cls_struct_18byte*)(args[1]);
43 *(cls_struct_18byte*)resp = cls_struct_18byte_fn(a1, a2);
46 int main (void)
48 ffi_cif cif;
49 #ifndef USING_MMAP
50 static ffi_closure cl;
51 #endif
52 ffi_closure *pcl;
53 void* args_dbl[3];
54 ffi_type* cls_struct_fields[5];
55 ffi_type cls_struct_type;
56 ffi_type* dbl_arg_types[3];
58 #ifdef USING_MMAP
59 pcl = allocate_mmap (sizeof(ffi_closure));
60 #else
61 pcl = &cl;
62 #endif
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;
69 struct cls_struct_18byte g_dbl = { 1.0, 127, 126, 3.0 };
70 struct cls_struct_18byte f_dbl = { 4.0, 125, 124, 5.0 };
71 struct cls_struct_18byte res_dbl;
73 cls_struct_fields[0] = &ffi_type_double;
74 cls_struct_fields[1] = &ffi_type_uchar;
75 cls_struct_fields[2] = &ffi_type_uchar;
76 cls_struct_fields[3] = &ffi_type_double;
77 cls_struct_fields[4] = NULL;
79 dbl_arg_types[0] = &cls_struct_type;
80 dbl_arg_types[1] = &cls_struct_type;
81 dbl_arg_types[2] = NULL;
83 CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 2, &cls_struct_type,
84 dbl_arg_types) == FFI_OK);
86 args_dbl[0] = &g_dbl;
87 args_dbl[1] = &f_dbl;
88 args_dbl[2] = NULL;
90 ffi_call(&cif, FFI_FN(cls_struct_18byte_fn), &res_dbl, args_dbl);
91 /* { dg-output "1 127 126 3 4 125 124 5: 5 252 250 8" } */
92 printf("res: %g %d %d %g\n", res_dbl.a, res_dbl.b, res_dbl.c, res_dbl.d);
93 /* { dg-output "\nres: 5 252 250 8" } */
95 CHECK(ffi_prep_closure(pcl, &cif, cls_struct_18byte_gn, NULL) == FFI_OK);
97 res_dbl = ((cls_struct_18byte(*)(cls_struct_18byte, cls_struct_18byte))(pcl))(g_dbl, f_dbl);
98 /* { dg-output "\n1 127 126 3 4 125 124 5: 5 252 250 8" } */
99 printf("res: %g %d %d %g\n", res_dbl.a, res_dbl.b, res_dbl.c, res_dbl.d);
100 /* { dg-output "\nres: 5 252 250 8" } */
102 exit(0);