doko@ubuntu.com | 2a91876 | 2012-06-26 17:56:44 +0200 | [diff] [blame] | 1 | /* Area: ffi_call |
| 2 | Purpose: Check fastcall strlen 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 | |
| 11 | static size_t __FASTCALL__ my_fastcall_strlen(char *s) |
| 12 | { |
| 13 | return (strlen(s)); |
| 14 | } |
| 15 | |
| 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 | args[0] = &ffi_type_pointer; |
| 24 | values[0] = (void*) &s; |
| 25 | |
| 26 | /* Initialize the cif */ |
| 27 | CHECK(ffi_prep_cif(&cif, FFI_FASTCALL, 1, |
| 28 | &ffi_type_sint, args) == FFI_OK); |
| 29 | |
| 30 | s = "a"; |
| 31 | ffi_call(&cif, FFI_FN(my_fastcall_strlen), &rint, values); |
| 32 | CHECK(rint == 1); |
| 33 | |
| 34 | s = "1234567"; |
| 35 | ffi_call(&cif, FFI_FN(my_fastcall_strlen), &rint, values); |
| 36 | CHECK(rint == 7); |
| 37 | |
| 38 | s = "1234567890123456789012345"; |
| 39 | ffi_call(&cif, FFI_FN(my_fastcall_strlen), &rint, values); |
| 40 | CHECK(rint == 25); |
| 41 | |
| 42 | printf("fastcall strlen tests passed\n"); |
| 43 | exit(0); |
| 44 | } |