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 mips*-*-* arm*-*-* strongarm*-*-* xscale*-*-* } } */ 8/* { dg-options -mlong-double-128 { target powerpc64*-*-* } } */ 9 10#include "ffitest.h" 11 12typedef 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 22cls_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 45cls_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 66static void 67cls_struct_align_gn(ffi_cif* cif, void* resp, void** args, void* userdata) 68{ 69 struct cls_struct_align a1, a2; 70 71 a1 = *(struct cls_struct_align*)(args[0]); 72 a2 = *(struct cls_struct_align*)(args[1]); 73 74 *(cls_struct_align*)resp = cls_struct_align_fn(a1, a2); 75} 76 77int main (void) 78{ 79 ffi_cif cif; 80#ifndef USING_MMAP 81 static ffi_closure cl; 82#endif 83 ffi_closure *pcl; 84 void* args_dbl[3]; 85 ffi_type* cls_struct_fields[8]; 86 ffi_type cls_struct_type; 87 ffi_type* dbl_arg_types[3]; 88 89#ifdef USING_MMAP 90 pcl = allocate_mmap (sizeof(ffi_closure)); 91#else 92 pcl = &cl; 93#endif 94 95 cls_struct_type.size = 0; 96 cls_struct_type.alignment = 0; 97 cls_struct_type.type = FFI_TYPE_STRUCT; 98 cls_struct_type.elements = cls_struct_fields; 99 100 struct cls_struct_align g_dbl = { 1, 2, 3, 4, 5, 6, 7 }; 101 struct cls_struct_align f_dbl = { 8, 9, 10, 11, 12, 13, 14 }; 102 struct cls_struct_align res_dbl; 103 104 cls_struct_fields[0] = &ffi_type_longdouble; 105 cls_struct_fields[1] = &ffi_type_longdouble; 106 cls_struct_fields[2] = &ffi_type_longdouble; 107 cls_struct_fields[3] = &ffi_type_longdouble; 108 cls_struct_fields[4] = &ffi_type_longdouble; 109 cls_struct_fields[5] = &ffi_type_longdouble; 110 cls_struct_fields[6] = &ffi_type_longdouble; 111 cls_struct_fields[7] = NULL; 112 113 dbl_arg_types[0] = &cls_struct_type; 114 dbl_arg_types[1] = &cls_struct_type; 115 dbl_arg_types[2] = NULL; 116 117 CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 2, &cls_struct_type, 118 dbl_arg_types) == FFI_OK); 119 120 args_dbl[0] = &g_dbl; 121 args_dbl[1] = &f_dbl; 122 args_dbl[2] = NULL; 123 124 ffi_call(&cif, FFI_FN(cls_struct_align_fn), &res_dbl, args_dbl); 125 /* { dg-output "1 2 3 4 5 6 7 8 9 10 11 12 13 14: 9 11 13 15 17 19 21" } */ 126 printf("res: %Lg %Lg %Lg %Lg %Lg %Lg %Lg\n", res_dbl.a, res_dbl.b, 127 res_dbl.c, res_dbl.d, res_dbl.e, res_dbl.f, res_dbl.g); 128 /* { dg-output "\nres: 9 11 13 15 17 19 21" } */ 129 130 CHECK(ffi_prep_closure(pcl, &cif, cls_struct_align_gn, NULL) == FFI_OK); 131 132 res_dbl = ((cls_struct_align(*)(cls_struct_align, cls_struct_align))(pcl))(g_dbl, f_dbl); 133 /* { dg-output "\n1 2 3 4 5 6 7 8 9 10 11 12 13 14: 9 11 13 15 17 19 21" } */ 134 printf("res: %Lg %Lg %Lg %Lg %Lg %Lg %Lg\n", res_dbl.a, res_dbl.b, 135 res_dbl.c, res_dbl.d, res_dbl.e, res_dbl.f, res_dbl.g); 136 /* { dg-output "\nres: 9 11 13 15 17 19 21" } */ 137 138 exit(0); 139} 140