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Initial checkin

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Brian Fiete 2019-08-23 11:56:54 -07:00
parent c74712dad9
commit 078564ac9e
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66
BeefySysLib/third_party/libffi/testsuite/libffi.call/struct5.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
{
char c1;
char c2;
} test_structure_5;
static test_structure_5 struct5(test_structure_5 ts1, test_structure_5 ts2)
{
ts1.c1 += ts2.c1;
ts1.c2 -= ts2.c2;
return ts1;
}
int main (void)
{
ffi_cif cif;
ffi_type *args[MAX_ARGS];
void *values[MAX_ARGS];
ffi_type ts5_type;
ffi_type *ts5_type_elements[3];
test_structure_5 ts5_arg1, ts5_arg2;
/* This is a hack to get a properly aligned result buffer */
test_structure_5 *ts5_result =
(test_structure_5 *) malloc (sizeof(test_structure_5));
ts5_type.size = 0;
ts5_type.alignment = 0;
ts5_type.type = FFI_TYPE_STRUCT;
ts5_type.elements = ts5_type_elements;
ts5_type_elements[0] = &ffi_type_schar;
ts5_type_elements[1] = &ffi_type_schar;
ts5_type_elements[2] = NULL;
args[0] = &ts5_type;
args[1] = &ts5_type;
values[0] = &ts5_arg1;
values[1] = &ts5_arg2;
/* Initialize the cif */
CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 2, &ts5_type, args) == FFI_OK);
ts5_arg1.c1 = 2;
ts5_arg1.c2 = 6;
ts5_arg2.c1 = 5;
ts5_arg2.c2 = 3;
ffi_call (&cif, FFI_FN(struct5), ts5_result, values);
CHECK(ts5_result->c1 == 7);
CHECK(ts5_result->c2 == 3);
free (ts5_result);
exit(0);
}