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Brian Fiete 2019-08-23 11:56:54 -07:00
parent c74712dad9
commit 078564ac9e
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81
BeefySysLib/third_party/libffi/testsuite/libffi.call/struct8.c vendored Normal file
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/* Area: ffi_call
Purpose: Check structures.
Limitations: none.
PR: none.
Originator: From the original ffitest.c */
/* { dg-do run } */
#include "ffitest.h"
typedef struct
{
float f1;
float f2;
float f3;
float f4;
} test_structure_8;
static test_structure_8 struct8 (test_structure_8 ts)
{
ts.f1 += 1;
ts.f2 += 1;
ts.f3 += 1;
ts.f4 += 1;
return ts;
}
int main (void)
{
ffi_cif cif;
ffi_type *args[MAX_ARGS];
void *values[MAX_ARGS];
ffi_type ts8_type;
ffi_type *ts8_type_elements[5];
test_structure_8 ts8_arg;
/* This is a hack to get a properly aligned result buffer */
test_structure_8 *ts8_result =
(test_structure_8 *) malloc (sizeof(test_structure_8));
ts8_type.size = 0;
ts8_type.alignment = 0;
ts8_type.type = FFI_TYPE_STRUCT;
ts8_type.elements = ts8_type_elements;
ts8_type_elements[0] = &ffi_type_float;
ts8_type_elements[1] = &ffi_type_float;
ts8_type_elements[2] = &ffi_type_float;
ts8_type_elements[3] = &ffi_type_float;
ts8_type_elements[4] = NULL;
args[0] = &ts8_type;
values[0] = &ts8_arg;
/* Initialize the cif */
CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 1, &ts8_type, args) == FFI_OK);
ts8_arg.f1 = 5.55f;
ts8_arg.f2 = 55.5f;
ts8_arg.f3 = -5.55f;
ts8_arg.f4 = -55.5f;
printf ("%g\n", ts8_arg.f1);
printf ("%g\n", ts8_arg.f2);
printf ("%g\n", ts8_arg.f3);
printf ("%g\n", ts8_arg.f4);
ffi_call(&cif, FFI_FN(struct8), ts8_result, values);
printf ("%g\n", ts8_result->f1);
printf ("%g\n", ts8_result->f2);
printf ("%g\n", ts8_result->f3);
printf ("%g\n", ts8_result->f4);
CHECK(ts8_result->f1 == 5.55f + 1);
CHECK(ts8_result->f2 == 55.5f + 1);
CHECK(ts8_result->f3 == -5.55f + 1);
CHECK(ts8_result->f4 == -55.5f + 1);
free (ts8_result);
exit(0);
}