1 /* Area: ffi_call, closure_call
2 Purpose: Check structure passing with different structure size.
3 Contains structs as parameter of the struct itself.
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_16byte1 {
12 double a;
13 float b;
14 int c;
15 } cls_struct_16byte1;
16
17 typedef struct cls_struct_16byte2 {
18 int ii;
19 double dd;
20 float ff;
21 } cls_struct_16byte2;
22
23 typedef struct cls_struct_combined {
24 cls_struct_16byte1 d;
25 cls_struct_16byte2 e;
26 } cls_struct_combined;
27
cls_struct_combined_fn(struct cls_struct_16byte1 b0,struct cls_struct_16byte2 b1,struct cls_struct_combined b2,struct cls_struct_16byte1 b3)28 cls_struct_combined cls_struct_combined_fn(struct cls_struct_16byte1 b0,
29 struct cls_struct_16byte2 b1,
30 struct cls_struct_combined b2,
31 struct cls_struct_16byte1 b3)
32 {
33 struct cls_struct_combined result;
34
35 result.d.a = b0.a + b1.dd + b2.d.a;
36 result.d.b = b0.b + b1.ff + b2.d.b;
37 result.d.c = b0.c + b1.ii + b2.d.c;
38 result.e.ii = b0.c + b1.ii + b2.e.ii;
39 result.e.dd = b0.a + b1.dd + b2.e.dd;
40 result.e.ff = b0.b + b1.ff + b2.e.ff;
41
42 printf("%g %g %d %d %g %g %g %g %d %d %g %g %g %g %d: %g %g %d %d %g %g\n",
43 b0.a, b0.b, b0.c,
44 b1.ii, b1.dd, b1.ff,
45 b2.d.a, b2.d.b, b2.d.c,
46 b2.e.ii, b2.e.dd, b2.e.ff,
47 b3.a, b3.b, b3.c,
48 result.d.a, result.d.b, result.d.c,
49 result.e.ii, result.e.dd, result.e.ff);
50
51 return result;
52 }
53
54 static void
cls_struct_combined_gn(ffi_cif * cif __UNUSED__,void * resp,void ** args,void * userdata __UNUSED__)55 cls_struct_combined_gn(ffi_cif* cif __UNUSED__, void* resp, void** args,
56 void* userdata __UNUSED__)
57 {
58 struct cls_struct_16byte1 b0;
59 struct cls_struct_16byte2 b1;
60 struct cls_struct_combined b2;
61 struct cls_struct_16byte1 b3;
62
63 b0 = *(struct cls_struct_16byte1*)(args[0]);
64 b1 = *(struct cls_struct_16byte2*)(args[1]);
65 b2 = *(struct cls_struct_combined*)(args[2]);
66 b3 = *(struct cls_struct_16byte1*)(args[3]);
67
68
69 *(cls_struct_combined*)resp = cls_struct_combined_fn(b0, b1, b2, b3);
70 }
71
main(void)72 int main (void)
73 {
74 ffi_cif cif;
75 #ifndef USING_MMAP
76 static ffi_closure cl;
77 #endif
78 ffi_closure *pcl;
79 void* args_dbl[5];
80 ffi_type* cls_struct_fields[5];
81 ffi_type* cls_struct_fields1[5];
82 ffi_type* cls_struct_fields2[5];
83 ffi_type cls_struct_type, cls_struct_type1, cls_struct_type2;
84 ffi_type* dbl_arg_types[5];
85
86 #ifdef USING_MMAP
87 pcl = allocate_mmap (sizeof(ffi_closure));
88 #else
89 pcl = &cl;
90 #endif
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_type1.size = 0;
98 cls_struct_type1.alignment = 0;
99 cls_struct_type1.type = FFI_TYPE_STRUCT;
100 cls_struct_type1.elements = cls_struct_fields1;
101
102 cls_struct_type2.size = 0;
103 cls_struct_type2.alignment = 0;
104 cls_struct_type2.type = FFI_TYPE_STRUCT;
105 cls_struct_type2.elements = cls_struct_fields2;
106
107 struct cls_struct_16byte1 e_dbl = { 9.0, 2.0, 6};
108 struct cls_struct_16byte2 f_dbl = { 1, 2.0, 3.0};
109 struct cls_struct_combined g_dbl = {{4.0, 5.0, 6},
110 {3, 1.0, 8.0}};
111 struct cls_struct_16byte1 h_dbl = { 3.0, 2.0, 4};
112 struct cls_struct_combined res_dbl;
113
114 cls_struct_fields[0] = &ffi_type_double;
115 cls_struct_fields[1] = &ffi_type_float;
116 cls_struct_fields[2] = &ffi_type_sint;
117 cls_struct_fields[3] = NULL;
118
119 cls_struct_fields1[0] = &ffi_type_sint;
120 cls_struct_fields1[1] = &ffi_type_double;
121 cls_struct_fields1[2] = &ffi_type_float;
122 cls_struct_fields1[3] = NULL;
123
124 cls_struct_fields2[0] = &cls_struct_type;
125 cls_struct_fields2[1] = &cls_struct_type1;
126 cls_struct_fields2[2] = NULL;
127
128
129 dbl_arg_types[0] = &cls_struct_type;
130 dbl_arg_types[1] = &cls_struct_type1;
131 dbl_arg_types[2] = &cls_struct_type2;
132 dbl_arg_types[3] = &cls_struct_type;
133 dbl_arg_types[4] = NULL;
134
135 CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 4, &cls_struct_type2,
136 dbl_arg_types) == FFI_OK);
137
138 args_dbl[0] = &e_dbl;
139 args_dbl[1] = &f_dbl;
140 args_dbl[2] = &g_dbl;
141 args_dbl[3] = &h_dbl;
142 args_dbl[4] = NULL;
143
144 ffi_call(&cif, FFI_FN(cls_struct_combined_fn), &res_dbl, args_dbl);
145 /* { dg-output "9 2 6 1 2 3 4 5 6 3 1 8 3 2 4: 15 10 13 10 12 13" } */
146 CHECK( res_dbl.d.a == (e_dbl.a + f_dbl.dd + g_dbl.d.a));
147 CHECK( res_dbl.d.b == (e_dbl.b + f_dbl.ff + g_dbl.d.b));
148 CHECK( res_dbl.d.c == (e_dbl.c + f_dbl.ii + g_dbl.d.c));
149 CHECK( res_dbl.e.ii == (e_dbl.c + f_dbl.ii + g_dbl.e.ii));
150 CHECK( res_dbl.e.dd == (e_dbl.a + f_dbl.dd + g_dbl.e.dd));
151 CHECK( res_dbl.e.ff == (e_dbl.b + f_dbl.ff + g_dbl.e.ff));
152
153 CHECK(ffi_prep_closure(pcl, &cif, cls_struct_combined_gn, NULL) == FFI_OK);
154
155 res_dbl = ((cls_struct_combined(*)(cls_struct_16byte1,
156 cls_struct_16byte2,
157 cls_struct_combined,
158 cls_struct_16byte1))
159 (pcl))(e_dbl, f_dbl, g_dbl, h_dbl);
160 /* { dg-output "\n9 2 6 1 2 3 4 5 6 3 1 8 3 2 4: 15 10 13 10 12 13" } */
161 CHECK( res_dbl.d.a == (e_dbl.a + f_dbl.dd + g_dbl.d.a));
162 CHECK( res_dbl.d.b == (e_dbl.b + f_dbl.ff + g_dbl.d.b));
163 CHECK( res_dbl.d.c == (e_dbl.c + f_dbl.ii + g_dbl.d.c));
164 CHECK( res_dbl.e.ii == (e_dbl.c + f_dbl.ii + g_dbl.e.ii));
165 CHECK( res_dbl.e.dd == (e_dbl.a + f_dbl.dd + g_dbl.e.dd));
166 CHECK( res_dbl.e.ff == (e_dbl.b + f_dbl.ff + g_dbl.e.ff));
167 // CHECK( 1 == 0);
168 exit(0);
169 }
170