1 /* Area: ffi_call, closure_call 2 Purpose: Check structure alignment of long double. 3 Limitations: none. 4 PR: none. 5 Originator: <hos (at) tamanegi.org> 20031203 */ 6 7 /* { dg-excess-errors "no long double format" { xfail x86_64-*-mingw* x86_64-*-cygwin* } } */ 8 /* { dg-do run { xfail strongarm*-*-* xscale*-*-* } } */ 9 /* { dg-options -mlong-double-128 { target powerpc64*-*-linux* } } */ 10 /* { dg-output "" { xfail x86_64-*-mingw* x86_64-*-cygwin* } } */ 11 12 #include "ffitest.h" 13 14 typedef struct cls_struct_align { 15 long double a; 16 long double b; 17 long double c; 18 long double d; 19 long double e; 20 long double f; 21 long double g; 22 } cls_struct_align; 23 24 cls_struct_align cls_struct_align_fn( 25 cls_struct_align a1, 26 cls_struct_align a2) 27 { 28 struct cls_struct_align r; 29 30 r.a = a1.a + a2.a; 31 r.b = a1.b + a2.b; 32 r.c = a1.c + a2.c; 33 r.d = a1.d + a2.d; 34 r.e = a1.e + a2.e; 35 r.f = a1.f + a2.f; 36 r.g = a1.g + a2.g; 37 38 printf("%Lg %Lg %Lg %Lg %Lg %Lg %Lg %Lg %Lg %Lg %Lg %Lg %Lg %Lg: " 39 "%Lg %Lg %Lg %Lg %Lg %Lg %Lg\n", 40 a1.a, a1.b, a1.c, a1.d, a1.e, a1.f, a1.g, 41 a2.a, a2.b, a2.c, a2.d, a2.e, a2.f, a2.g, 42 r.a, r.b, r.c, r.d, r.e, r.f, r.g); 43 44 return r; 45 } 46 47 cls_struct_align cls_struct_align_fn2( 48 cls_struct_align a1) 49 { 50 struct cls_struct_align r; 51 52 r.a = a1.a + 1; 53 r.b = a1.b + 1; 54 r.c = a1.c + 1; 55 r.d = a1.d + 1; 56 r.e = a1.e + 1; 57 r.f = a1.f + 1; 58 r.g = a1.g + 1; 59 60 printf("%Lg %Lg %Lg %Lg %Lg %Lg %Lg: " 61 "%Lg %Lg %Lg %Lg %Lg %Lg %Lg\n", 62 a1.a, a1.b, a1.c, a1.d, a1.e, a1.f, a1.g, 63 r.a, r.b, r.c, r.d, r.e, r.f, r.g); 64 65 return r; 66 } 67 68 static void 69 cls_struct_align_gn(ffi_cif* cif __UNUSED__, void* resp, void** args, 70 void* userdata __UNUSED__) 71 { 72 struct cls_struct_align a1, a2; 73 74 a1 = *(struct cls_struct_align*)(args[0]); 75 a2 = *(struct cls_struct_align*)(args[1]); 76 77 *(cls_struct_align*)resp = cls_struct_align_fn(a1, a2); 78 } 79 80 int main (void) 81 { 82 ffi_cif cif; 83 void *code; 84 ffi_closure *pcl = ffi_closure_alloc(sizeof(ffi_closure), &code); 85 void* args_dbl[3]; 86 ffi_type* cls_struct_fields[8]; 87 ffi_type cls_struct_type; 88 ffi_type* dbl_arg_types[3]; 89 90 struct cls_struct_align g_dbl = { 1, 2, 3, 4, 5, 6, 7 }; 91 struct cls_struct_align f_dbl = { 8, 9, 10, 11, 12, 13, 14 }; 92 struct cls_struct_align res_dbl; 93 94 cls_struct_type.size = 0; 95 cls_struct_type.alignment = 0; 96 cls_struct_type.type = FFI_TYPE_STRUCT; 97 cls_struct_type.elements = cls_struct_fields; 98 99 cls_struct_fields[0] = &ffi_type_longdouble; 100 cls_struct_fields[1] = &ffi_type_longdouble; 101 cls_struct_fields[2] = &ffi_type_longdouble; 102 cls_struct_fields[3] = &ffi_type_longdouble; 103 cls_struct_fields[4] = &ffi_type_longdouble; 104 cls_struct_fields[5] = &ffi_type_longdouble; 105 cls_struct_fields[6] = &ffi_type_longdouble; 106 cls_struct_fields[7] = NULL; 107 108 dbl_arg_types[0] = &cls_struct_type; 109 dbl_arg_types[1] = &cls_struct_type; 110 dbl_arg_types[2] = NULL; 111 112 CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 2, &cls_struct_type, 113 dbl_arg_types) == FFI_OK); 114 115 args_dbl[0] = &g_dbl; 116 args_dbl[1] = &f_dbl; 117 args_dbl[2] = NULL; 118 119 ffi_call(&cif, FFI_FN(cls_struct_align_fn), &res_dbl, args_dbl); 120 /* { dg-output "1 2 3 4 5 6 7 8 9 10 11 12 13 14: 9 11 13 15 17 19 21" } */ 121 printf("res: %Lg %Lg %Lg %Lg %Lg %Lg %Lg\n", res_dbl.a, res_dbl.b, 122 res_dbl.c, res_dbl.d, res_dbl.e, res_dbl.f, res_dbl.g); 123 /* { dg-output "\nres: 9 11 13 15 17 19 21" } */ 124 125 CHECK(ffi_prep_closure_loc(pcl, &cif, cls_struct_align_gn, NULL, code) == FFI_OK); 126 127 res_dbl = ((cls_struct_align(*)(cls_struct_align, cls_struct_align))(code))(g_dbl, f_dbl); 128 /* { dg-output "\n1 2 3 4 5 6 7 8 9 10 11 12 13 14: 9 11 13 15 17 19 21" } */ 129 printf("res: %Lg %Lg %Lg %Lg %Lg %Lg %Lg\n", res_dbl.a, res_dbl.b, 130 res_dbl.c, res_dbl.d, res_dbl.e, res_dbl.f, res_dbl.g); 131 /* { dg-output "\nres: 9 11 13 15 17 19 21" } */ 132 133 exit(0); 134 } 135
