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Brian Fiete 2019-08-23 11:56:54 -07:00
parent c74712dad9
commit 078564ac9e
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91
BeefySysLib/third_party/libffi/testsuite/libffi.call/cls_multi_uchar.c vendored Normal file
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/* Area: ffi_call, closure_call
Purpose: Check passing of multiple unsigned char values.
Limitations: none.
PR: PR13221.
Originator: <andreast@gcc.gnu.org> 20031129 */
/* { dg-do run } */
#include "ffitest.h"
unsigned char test_func_fn(unsigned char a1, unsigned char a2,
unsigned char a3, unsigned char a4)
{
unsigned char result;
result = a1 + a2 + a3 + a4;
printf("%d %d %d %d: %d\n", a1, a2, a3, a4, result);
return result;
}
static void test_func_gn(ffi_cif *cif __UNUSED__, void *rval, void **avals,
void *data __UNUSED__)
{
unsigned char a1, a2, a3, a4;
a1 = *(unsigned char *)avals[0];
a2 = *(unsigned char *)avals[1];
a3 = *(unsigned char *)avals[2];
a4 = *(unsigned char *)avals[3];
*(ffi_arg *)rval = test_func_fn(a1, a2, a3, a4);
}
typedef unsigned char (*test_type)(unsigned char, unsigned char,
unsigned char, unsigned char);
void test_func(ffi_cif *cif __UNUSED__, void *rval __UNUSED__, void **avals,
void *data __UNUSED__)
{
printf("%d %d %d %d\n", *(unsigned char *)avals[0],
*(unsigned char *)avals[1], *(unsigned char *)avals[2],
*(unsigned char *)avals[3]);
}
int main (void)
{
ffi_cif cif;
void *code;
ffi_closure *pcl = ffi_closure_alloc(sizeof(ffi_closure), &code);
void * args_dbl[5];
ffi_type * cl_arg_types[5];
ffi_arg res_call;
unsigned char a, b, c, d, res_closure;
a = 1;
b = 2;
c = 127;
d = 125;
args_dbl[0] = &a;
args_dbl[1] = &b;
args_dbl[2] = &c;
args_dbl[3] = &d;
args_dbl[4] = NULL;
cl_arg_types[0] = &ffi_type_uchar;
cl_arg_types[1] = &ffi_type_uchar;
cl_arg_types[2] = &ffi_type_uchar;
cl_arg_types[3] = &ffi_type_uchar;
cl_arg_types[4] = NULL;
/* Initialize the cif */
CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 4,
&ffi_type_uchar, cl_arg_types) == FFI_OK);
ffi_call(&cif, FFI_FN(test_func_fn), &res_call, args_dbl);
/* { dg-output "1 2 127 125: 255" } */
printf("res: %d\n", (unsigned char)res_call);
/* { dg-output "\nres: 255" } */
CHECK(ffi_prep_closure_loc(pcl, &cif, test_func_gn, NULL, code) == FFI_OK);
res_closure = (*((test_type)code))(1, 2, 127, 125);
/* { dg-output "\n1 2 127 125: 255" } */
printf("res: %d\n", res_closure);
/* { dg-output "\nres: 255" } */
exit(0);
}