1 /* Area: ffi_call, closure_call
2 Purpose: Check structure returning with different structure size.
3 Depending on the ABI. Check bigger struct which overlaps
4 the gp and fp register count on Darwin/AIX/ppc64.
5 Limitations: none.
6 PR: none.
7 Originator: Blake Chaffin 6/21/2007 */
8
9 /* { dg-do run { xfail strongarm*-*-* xscale*-*-* } } */
10 #include "ffitest.h"
11
12 typedef struct struct_72byte {
13 double a;
14 double b;
15 double c;
16 double d;
17 double e;
18 double f;
19 double g;
20 double h;
21 double i;
22 } struct_72byte;
23
24 static struct_72byte cls_struct_72byte_fn(
25 struct_72byte b0,
26 struct_72byte b1,
27 struct_72byte b2,
28 struct_72byte b3)
29 {
30 struct_72byte result;
31
32 result.a = b0.a + b1.a + b2.a + b3.a;
33 result.b = b0.b + b1.b + b2.b + b3.b;
34 result.c = b0.c + b1.c + b2.c + b3.c;
35 result.d = b0.d + b1.d + b2.d + b3.d;
36 result.e = b0.e + b1.e + b2.e + b3.e;
37 result.f = b0.f + b1.f + b2.f + b3.f;
38 result.g = b0.g + b1.g + b2.g + b3.g;
39 result.h = b0.h + b1.h + b2.h + b3.h;
40 result.i = b0.i + b1.i + b2.i + b3.i;
41
42 printf("%g %g %g %g %g %g %g %g %g\n", result.a, result.b, result.c,
43 result.d, result.e, result.f, result.g, result.h, result.i);
44
45 return result;
46 }
47
48 static void
49 cls_struct_72byte_gn(ffi_cif* cif __UNUSED__, void* resp, void** args, void* userdata __UNUSED__)
50 {
51 struct_72byte b0, b1, b2, b3;
52
53 b0 = *(struct_72byte*)(args[0]);
54 b1 = *(struct_72byte*)(args[1]);
55 b2 = *(struct_72byte*)(args[2]);
56 b3 = *(struct_72byte*)(args[3]);
57
58 *(struct_72byte*)resp = cls_struct_72byte_fn(b0, b1, b2, b3);
59 }
60
61 int main (void)
62 {
63 ffi_cif cif;
64 void *code;
65 ffi_closure *pcl = ffi_closure_alloc(sizeof(ffi_closure), &code);
66 void* args_dbl[5];
67 ffi_type* cls_struct_fields[10];
68 ffi_type cls_struct_type;
69 ffi_type* dbl_arg_types[5];
70
71 struct_72byte e_dbl = { 9.0, 2.0, 6.0, 5.0, 3.0, 4.0, 8.0, 1.0, 7.0 };
72 struct_72byte f_dbl = { 1.0, 2.0, 3.0, 7.0, 2.0, 5.0, 6.0, 7.0, 4.0 };
73 struct_72byte g_dbl = { 4.0, 5.0, 7.0, 9.0, 1.0, 1.0, 2.0, 9.0, 3.0 };
74 struct_72byte h_dbl = { 8.0, 6.0, 1.0, 4.0, 0.0, 3.0, 3.0, 1.0, 2.0 };
75 struct_72byte res_dbl;
76
77 cls_struct_type.size = 0;
78 cls_struct_type.alignment = 0;
79 cls_struct_type.type = FFI_TYPE_STRUCT;
80 cls_struct_type.elements = cls_struct_fields;
81
82 cls_struct_fields[0] = &ffi_type_double;
83 cls_struct_fields[1] = &ffi_type_double;
84 cls_struct_fields[2] = &ffi_type_double;
85 cls_struct_fields[3] = &ffi_type_double;
86 cls_struct_fields[4] = &ffi_type_double;
87 cls_struct_fields[5] = &ffi_type_double;
88 cls_struct_fields[6] = &ffi_type_double;
89 cls_struct_fields[7] = &ffi_type_double;
90 cls_struct_fields[8] = &ffi_type_double;
91 cls_struct_fields[9] = NULL;
92
93 dbl_arg_types[0] = &cls_struct_type;
94 dbl_arg_types[1] = &cls_struct_type;
95 dbl_arg_types[2] = &cls_struct_type;
96 dbl_arg_types[3] = &cls_struct_type;
97 dbl_arg_types[4] = NULL;
98
99 CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 4, &cls_struct_type,
100 dbl_arg_types) == FFI_OK);
101
102 args_dbl[0] = &e_dbl;
103 args_dbl[1] = &f_dbl;
104 args_dbl[2] = &g_dbl;
105 args_dbl[3] = &h_dbl;
106 args_dbl[4] = NULL;
107
108 ffi_call(&cif, FFI_FN(cls_struct_72byte_fn), &res_dbl, args_dbl);
109 /* { dg-output "22 15 17 25 6 13 19 18 16" } */
110 printf("res: %g %g %g %g %g %g %g %g %g\n", res_dbl.a, res_dbl.b, res_dbl.c,
111 res_dbl.d, res_dbl.e, res_dbl.f, res_dbl.g, res_dbl.h, res_dbl.i);
112 /* { dg-output "\nres: 22 15 17 25 6 13 19 18 16" } */
113
114 CHECK(ffi_prep_closure_loc(pcl, &cif, cls_struct_72byte_gn, NULL, code) == FFI_OK);
115
116 res_dbl = ((struct_72byte(*)(struct_72byte, struct_72byte,
117 struct_72byte, struct_72byte))(code))(e_dbl, f_dbl, g_dbl, h_dbl);
118 /* { dg-output "\n22 15 17 25 6 13 19 18 16" } */
119 printf("res: %g %g %g %g %g %g %g %g %g\n", res_dbl.a, res_dbl.b, res_dbl.c,
120 res_dbl.d, res_dbl.e, res_dbl.f, res_dbl.g, res_dbl.h, res_dbl.i);
121 /* { dg-output "\nres: 22 15 17 25 6 13 19 18 16" } */
122
123 exit(0);
124 }