107 lines
2.6 KiB
C
107 lines
2.6 KiB
C
/* Area: ffi_call, closure_call
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Purpose: Check structure passing.
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Limitations: none.
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PR: none.
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Originator: <jincheng@ca.ibm.com> and <jakub@redhat.com> 20210609 */
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/* { dg-do run } */
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#include "ffitest.h"
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typedef struct A {
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float a, b;
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} A;
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typedef struct B {
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float x;
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struct A y;
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} B;
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B B_fn(float b0, struct B b1)
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{
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struct B result;
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result.x = b0 + b1.x;
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result.y.a = b0 + b1.y.a;
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result.y.b = b0 + b1.y.b;
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printf("%g %g %g %g: %g %g %g\n", b0, b1.x, b1.y.a, b1.y.b,
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result.x, result.y.a, result.y.b);
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return result;
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}
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static void
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B_gn(ffi_cif* cif __UNUSED__, void* resp, void** args,
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void* userdata __UNUSED__)
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{
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float b0;
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struct B b1;
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b0 = *(float*)(args[0]);
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b1 = *(struct B*)(args[1]);
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*(B*)resp = B_fn(b0, b1);
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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[3];
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ffi_type* cls_struct_fields1[3];
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ffi_type cls_struct_type, cls_struct_type1;
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ffi_type* dbl_arg_types[3];
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float e_dbl = 12.125f;
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struct B f_dbl = { 24.75f, { 31.625f, 32.25f } };
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struct B res_dbl;
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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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cls_struct_type1.size = 0;
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cls_struct_type1.alignment = 0;
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cls_struct_type1.type = FFI_TYPE_STRUCT;
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cls_struct_type1.elements = cls_struct_fields1;
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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] = NULL;
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cls_struct_fields1[0] = &ffi_type_float;
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cls_struct_fields1[1] = &cls_struct_type;
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cls_struct_fields1[2] = NULL;
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dbl_arg_types[0] = &ffi_type_float;
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dbl_arg_types[1] = &cls_struct_type1;
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dbl_arg_types[2] = NULL;
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CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 2, &cls_struct_type1,
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dbl_arg_types) == FFI_OK);
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args_dbl[0] = &e_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(B_fn), &res_dbl, args_dbl);
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/* { dg-output "12.125 24.75 31.625 32.25: 36.875 43.75 44.375" } */
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CHECK( res_dbl.x == (e_dbl + f_dbl.x));
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CHECK( res_dbl.y.a == (e_dbl + f_dbl.y.a));
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CHECK( res_dbl.y.b == (e_dbl + f_dbl.y.b));
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CHECK(ffi_prep_closure_loc(pcl, &cif, B_gn, NULL, code) == FFI_OK);
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res_dbl = ((B(*)(float, B))(code))(e_dbl, f_dbl);
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/* { dg-output "\n12.125 24.75 31.625 32.25: 36.875 43.75 44.375" } */
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CHECK( res_dbl.x == (e_dbl + f_dbl.x));
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CHECK( res_dbl.y.a == (e_dbl + f_dbl.y.a));
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CHECK( res_dbl.y.b == (e_dbl + f_dbl.y.b));
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exit(0);
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}
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