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 (at) 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 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 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 72 int main (void) 73 { 74 ffi_cif cif; 75 void *code; 76 ffi_closure *pcl = ffi_closure_alloc(sizeof(ffi_closure), &code); 77 void* args_dbl[5]; 78 ffi_type* cls_struct_fields[5]; 79 ffi_type* cls_struct_fields1[5]; 80 ffi_type* cls_struct_fields2[5]; 81 ffi_type cls_struct_type, cls_struct_type1, cls_struct_type2; 82 ffi_type* dbl_arg_types[5]; 83 84 struct cls_struct_16byte1 e_dbl = { 9.0, 2.0, 6}; 85 struct cls_struct_16byte2 f_dbl = { 1, 2.0, 3.0}; 86 struct cls_struct_combined g_dbl = {{4.0, 5.0, 6}, 87 {3, 1.0, 8.0}}; 88 struct cls_struct_16byte1 h_dbl = { 3.0, 2.0, 4}; 89 struct cls_struct_combined res_dbl; 90 91 cls_struct_type.size = 0; 92 cls_struct_type.alignment = 0; 93 cls_struct_type.type = FFI_TYPE_STRUCT; 94 cls_struct_type.elements = cls_struct_fields; 95 96 cls_struct_type1.size = 0; 97 cls_struct_type1.alignment = 0; 98 cls_struct_type1.type = FFI_TYPE_STRUCT; 99 cls_struct_type1.elements = cls_struct_fields1; 100 101 cls_struct_type2.size = 0; 102 cls_struct_type2.alignment = 0; 103 cls_struct_type2.type = FFI_TYPE_STRUCT; 104 cls_struct_type2.elements = cls_struct_fields2; 105 106 cls_struct_fields[0] = &ffi_type_double; 107 cls_struct_fields[1] = &ffi_type_float; 108 cls_struct_fields[2] = &ffi_type_sint; 109 cls_struct_fields[3] = NULL; 110 111 cls_struct_fields1[0] = &ffi_type_sint; 112 cls_struct_fields1[1] = &ffi_type_double; 113 cls_struct_fields1[2] = &ffi_type_float; 114 cls_struct_fields1[3] = NULL; 115 116 cls_struct_fields2[0] = &cls_struct_type; 117 cls_struct_fields2[1] = &cls_struct_type1; 118 cls_struct_fields2[2] = NULL; 119 120 121 dbl_arg_types[0] = &cls_struct_type; 122 dbl_arg_types[1] = &cls_struct_type1; 123 dbl_arg_types[2] = &cls_struct_type2; 124 dbl_arg_types[3] = &cls_struct_type; 125 dbl_arg_types[4] = NULL; 126 127 CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 4, &cls_struct_type2, 128 dbl_arg_types) == FFI_OK); 129 130 args_dbl[0] = &e_dbl; 131 args_dbl[1] = &f_dbl; 132 args_dbl[2] = &g_dbl; 133 args_dbl[3] = &h_dbl; 134 args_dbl[4] = NULL; 135 136 ffi_call(&cif, FFI_FN(cls_struct_combined_fn), &res_dbl, args_dbl); 137 /* { dg-output "9 2 6 1 2 3 4 5 6 3 1 8 3 2 4: 15 10 13 10 12 13" } */ 138 CHECK( res_dbl.d.a == (e_dbl.a + f_dbl.dd + g_dbl.d.a)); 139 CHECK( res_dbl.d.b == (e_dbl.b + f_dbl.ff + g_dbl.d.b)); 140 CHECK( res_dbl.d.c == (e_dbl.c + f_dbl.ii + g_dbl.d.c)); 141 CHECK( res_dbl.e.ii == (e_dbl.c + f_dbl.ii + g_dbl.e.ii)); 142 CHECK( res_dbl.e.dd == (e_dbl.a + f_dbl.dd + g_dbl.e.dd)); 143 CHECK( res_dbl.e.ff == (e_dbl.b + f_dbl.ff + g_dbl.e.ff)); 144 145 CHECK(ffi_prep_closure_loc(pcl, &cif, cls_struct_combined_gn, NULL, code) == FFI_OK); 146 147 res_dbl = ((cls_struct_combined(*)(cls_struct_16byte1, 148 cls_struct_16byte2, 149 cls_struct_combined, 150 cls_struct_16byte1)) 151 (code))(e_dbl, f_dbl, g_dbl, h_dbl); 152 /* { dg-output "\n9 2 6 1 2 3 4 5 6 3 1 8 3 2 4: 15 10 13 10 12 13" } */ 153 CHECK( res_dbl.d.a == (e_dbl.a + f_dbl.dd + g_dbl.d.a)); 154 CHECK( res_dbl.d.b == (e_dbl.b + f_dbl.ff + g_dbl.d.b)); 155 CHECK( res_dbl.d.c == (e_dbl.c + f_dbl.ii + g_dbl.d.c)); 156 CHECK( res_dbl.e.ii == (e_dbl.c + f_dbl.ii + g_dbl.e.ii)); 157 CHECK( res_dbl.e.dd == (e_dbl.a + f_dbl.dd + g_dbl.e.dd)); 158 CHECK( res_dbl.e.ff == (e_dbl.b + f_dbl.ff + g_dbl.e.ff)); 159 /* CHECK( 1 == 0); */ 160 exit(0); 161 } 162
