1 /* Area: ffi_call, closure_call
2 Purpose: Check structure alignment of long double.
3 Limitations: none.
4 PR: none.
5 Originator: <hos@tamanegi.org> 20031203 */
6
7 /* { dg-do run { xfail strongarm*-*-* xscale*-*-* } } */
8 /* { dg-options -mlong-double-128 { target powerpc64*-*-linux* } } */
9
10 #include "ffitest.h"
11
12 typedef struct cls_struct_align {
13 long double a;
14 long double b;
15 long double c;
16 long double d;
17 long double e;
18 long double f;
19 long double g;
20 } cls_struct_align;
21
22 static cls_struct_align cls_struct_align_fn(
23 cls_struct_align a1,
24 cls_struct_align a2)
25 {
26 struct cls_struct_align r;
27
28 r.a = a1.a + a2.a;
29 r.b = a1.b + a2.b;
30 r.c = a1.c + a2.c;
31 r.d = a1.d + a2.d;
32 r.e = a1.e + a2.e;
33 r.f = a1.f + a2.f;
34 r.g = a1.g + a2.g;
35
36 printf("%Lg %Lg %Lg %Lg %Lg %Lg %Lg %Lg %Lg %Lg %Lg %Lg %Lg %Lg: "
37 "%Lg %Lg %Lg %Lg %Lg %Lg %Lg\n",
38 a1.a, a1.b, a1.c, a1.d, a1.e, a1.f, a1.g,
39 a2.a, a2.b, a2.c, a2.d, a2.e, a2.f, a2.g,
40 r.a, r.b, r.c, r.d, r.e, r.f, r.g);
41
42 return r;
43 }
44
45 cls_struct_align cls_struct_align_fn2(
46 cls_struct_align a1)
47 {
48 struct cls_struct_align r;
49
50 r.a = a1.a + 1;
51 r.b = a1.b + 1;
52 r.c = a1.c + 1;
53 r.d = a1.d + 1;
54 r.e = a1.e + 1;
55 r.f = a1.f + 1;
56 r.g = a1.g + 1;
57
58 printf("%Lg %Lg %Lg %Lg %Lg %Lg %Lg: "
59 "%Lg %Lg %Lg %Lg %Lg %Lg %Lg\n",
60 a1.a, a1.b, a1.c, a1.d, a1.e, a1.f, a1.g,
61 r.a, r.b, r.c, r.d, r.e, r.f, r.g);
62
63 return r;
64 }
65
66 static void
67 cls_struct_align_gn(ffi_cif* cif __UNUSED__, void* resp, void** args,
68 void* userdata __UNUSED__)
69 {
70 struct cls_struct_align a1, a2;
71
72 a1 = *(struct cls_struct_align*)(args[0]);
73 a2 = *(struct cls_struct_align*)(args[1]);
74
75 *(cls_struct_align*)resp = cls_struct_align_fn(a1, a2);
76 }
77
78 int main (void)
79 {
80 ffi_cif cif;
81 void *code;
82 ffi_closure *pcl = ffi_closure_alloc(sizeof(ffi_closure), &code);
83 void* args_dbl[3];
84 ffi_type* cls_struct_fields[8];
85 ffi_type cls_struct_type;
86 ffi_type* dbl_arg_types[3];
87
88 struct cls_struct_align g_dbl = { 1, 2, 3, 4, 5, 6, 7 };
89 struct cls_struct_align f_dbl = { 8, 9, 10, 11, 12, 13, 14 };
90 struct cls_struct_align res_dbl;
91
92 cls_struct_type.size = 0;
93 cls_struct_type.alignment = 0;
94 cls_struct_type.type = FFI_TYPE_STRUCT;
95 cls_struct_type.elements = cls_struct_fields;
96
97 cls_struct_fields[0] = &ffi_type_longdouble;
98 cls_struct_fields[1] = &ffi_type_longdouble;
99 cls_struct_fields[2] = &ffi_type_longdouble;
100 cls_struct_fields[3] = &ffi_type_longdouble;
101 cls_struct_fields[4] = &ffi_type_longdouble;
102 cls_struct_fields[5] = &ffi_type_longdouble;
103 cls_struct_fields[6] = &ffi_type_longdouble;
104 cls_struct_fields[7] = NULL;
105
106 dbl_arg_types[0] = &cls_struct_type;
107 dbl_arg_types[1] = &cls_struct_type;
108 dbl_arg_types[2] = NULL;
109
110 CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 2, &cls_struct_type,
111 dbl_arg_types) == FFI_OK);
112
113 args_dbl[0] = &g_dbl;
114 args_dbl[1] = &f_dbl;
115 args_dbl[2] = NULL;
116
117 ffi_call(&cif, FFI_FN(cls_struct_align_fn), &res_dbl, args_dbl);
118 /* { dg-output "1 2 3 4 5 6 7 8 9 10 11 12 13 14: 9 11 13 15 17 19 21" } */
119 printf("res: %Lg %Lg %Lg %Lg %Lg %Lg %Lg\n", res_dbl.a, res_dbl.b,
120 res_dbl.c, res_dbl.d, res_dbl.e, res_dbl.f, res_dbl.g);
121 /* { dg-output "\nres: 9 11 13 15 17 19 21" } */
122
123 CHECK(ffi_prep_closure_loc(pcl, &cif, cls_struct_align_gn, NULL, code) == FFI_OK);
124
125 res_dbl = ((cls_struct_align(*)(cls_struct_align, cls_struct_align))(code))(g_dbl, f_dbl);
126 /* { dg-output "\n1 2 3 4 5 6 7 8 9 10 11 12 13 14: 9 11 13 15 17 19 21" } */
127 printf("res: %Lg %Lg %Lg %Lg %Lg %Lg %Lg\n", res_dbl.a, res_dbl.b,
128 res_dbl.c, res_dbl.d, res_dbl.e, res_dbl.f, res_dbl.g);
129 /* { dg-output "\nres: 9 11 13 15 17 19 21" } */
130
131 exit(0);
132 }