1 /* Area:	ffi_call
2    Purpose:	Check fastcall fct call on X86_WIN32 systems.
3    Limitations:	none.
4    PR:		none.
5    Originator:	From the original ffitest.c  */
6 
7 /* { dg-do run { target i?86-*-cygwin* i?86-*-mingw* } } */
8 
9 #include "ffitest.h"
10 
my_fastcall_f(float a,char * s)11 static size_t __FASTCALL__ my_fastcall_f(float a, char *s)
12 {
13   return (size_t) ((int) strlen(s) + (int) a);
14 }
15 
main(void)16 int main (void)
17 {
18   ffi_cif cif;
19   ffi_type *args[MAX_ARGS];
20   void *values[MAX_ARGS];
21   ffi_arg rint;
22   char *s;
23   float v2;
24   args[1] = &ffi_type_pointer;
25   args[0] = &ffi_type_float;
26   values[1] = (void*) &s;
27   values[0] = (void*) &v2;
28 
29   /* Initialize the cif */
30   CHECK(ffi_prep_cif(&cif, FFI_FASTCALL, 2,
31 		       &ffi_type_sint, args) == FFI_OK);
32 
33   s = "a";
34   v2 = 0.0;
35   ffi_call(&cif, FFI_FN(my_fastcall_f), &rint, values);
36   CHECK(rint == 1);
37 
38   s = "1234567";
39   v2 = -1.0;
40   ffi_call(&cif, FFI_FN(my_fastcall_f), &rint, values);
41   CHECK(rint == 6);
42 
43   s = "1234567890123456789012345";
44   v2 = 1.0;
45   ffi_call(&cif, FFI_FN(my_fastcall_f), &rint, values);
46   CHECK(rint == 26);
47 
48   printf("fastcall fct2 tests passed\n");
49   exit(0);
50 }
51