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Brian Fiete 2019-08-23 11:56:54 -07:00
parent c74712dad9
commit 078564ac9e
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50
BeefySysLib/third_party/libffi/testsuite/libffi.call/fastthis1_win32.c vendored Normal file
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/* Area: ffi_call
Purpose: Check fastcall fct call on X86_WIN32 systems.
Limitations: none.
PR: none.
Originator: From the original ffitest.c */
/* { dg-do run { target i?86-*-cygwin* i?86-*-mingw* } } */
#include "ffitest.h"
static size_t __FASTCALL__ my_fastcall_f(char *s, float a)
{
return (size_t) ((int) strlen(s) + (int) a);
}
int main (void)
{
ffi_cif cif;
ffi_type *args[MAX_ARGS];
void *values[MAX_ARGS];
ffi_arg rint;
char *s;
float v2;
args[0] = &ffi_type_pointer;
args[1] = &ffi_type_float;
values[0] = (void*) &s;
values[1] = (void*) &v2;
/* Initialize the cif */
CHECK(ffi_prep_cif(&cif, FFI_FASTCALL, 2,
&ffi_type_sint, args) == FFI_OK);
s = "a";
v2 = 0.0;
ffi_call(&cif, FFI_FN(my_fastcall_f), &rint, values);
CHECK(rint == 1);
s = "1234567";
v2 = -1.0;
ffi_call(&cif, FFI_FN(my_fastcall_f), &rint, values);
CHECK(rint == 6);
s = "1234567890123456789012345";
v2 = 1.0;
ffi_call(&cif, FFI_FN(my_fastcall_f), &rint, values);
CHECK(rint == 26);
printf("fastcall fct1 tests passed\n");
exit(0);
}