96 lines
2.5 KiB
C
96 lines
2.5 KiB
C
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/* Area: ffi_call, closure_call
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Purpose: Check structure passing with different structure size.
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Depending on the ABI. Check overlapping.
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Limitations:>none.
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PR: none.
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Originator: <compnerd@compnerd.org> 20171026 */
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/* { dg-do run } */
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#include "ffitest.h"
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typedef struct cls_struct_3float {
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float f;
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float g;
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float h;
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} cls_struct_3float;
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cls_struct_3float cls_struct_3float_fn(struct cls_struct_3float a1,
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struct cls_struct_3float a2)
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{
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struct cls_struct_3float result;
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result.f = a1.f + a2.f;
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result.g = a1.g + a2.g;
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result.h = a1.h + a2.h;
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printf("%g %g %g %g %g %g: %g %g %g\n", a1.f, a1.g, a1.h,
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a2.f, a2.g, a2.h, result.f, result.g, result.h);
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return result;
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}
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static void
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cls_struct_3float_gn(ffi_cif *cif __UNUSED__, void* resp, void **args,
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void* userdata __UNUSED__)
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{
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struct cls_struct_3float a1, a2;
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a1 = *(struct cls_struct_3float*)(args[0]);
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a2 = *(struct cls_struct_3float*)(args[1]);
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*(cls_struct_3float*)resp = cls_struct_3float_fn(a1, a2);
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}
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int main (void)
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{
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ffi_cif cif;
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void *code;
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ffi_closure *pcl = ffi_closure_alloc(sizeof(ffi_closure), &code);
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void *args_dbl[3];
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ffi_type* cls_struct_fields[4];
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ffi_type cls_struct_type;
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ffi_type* dbl_arg_types[3];
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struct cls_struct_3float g_dbl = { 1.0f, 2.0f, 3.0f };
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struct cls_struct_3float f_dbl = { 1.0f, 2.0f, 3.0f };
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struct cls_struct_3float res_dbl;
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cls_struct_fields[0] = &ffi_type_float;
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cls_struct_fields[1] = &ffi_type_float;
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cls_struct_fields[2] = &ffi_type_float;
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cls_struct_fields[3] = NULL;
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cls_struct_type.size = 0;
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cls_struct_type.alignment = 0;
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cls_struct_type.type = FFI_TYPE_STRUCT;
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cls_struct_type.elements = cls_struct_fields;
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dbl_arg_types[0] = &cls_struct_type;
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dbl_arg_types[1] = &cls_struct_type;
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dbl_arg_types[2] = NULL;
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CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 2, &cls_struct_type,
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dbl_arg_types) == FFI_OK);
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args_dbl[0] = &g_dbl;
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args_dbl[1] = &f_dbl;
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args_dbl[2] = NULL;
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ffi_call(&cif, FFI_FN(cls_struct_3float_fn), &res_dbl, args_dbl);
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/* { dg-output "1 2 3 1 2 3: 2 4 6" } */
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printf("res: %g %g %g\n", res_dbl.f, res_dbl.g, res_dbl.h);
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/* { dg-output "\nres: 2 4 6" } */
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CHECK(ffi_prep_closure_loc(pcl, &cif, cls_struct_3float_gn, NULL, code) ==
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FFI_OK);
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res_dbl = ((cls_struct_3float(*)(cls_struct_3float,
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cls_struct_3float))(code))(g_dbl, f_dbl);
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/* { dg-output "\n1 2 3 1 2 3: 2 4 6" } */
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printf("res: %g %g %g\n", res_dbl.f, res_dbl.g, res_dbl.h);
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/* { dg-output "\nres: 2 4 6" } */
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exit(0);
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}
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