Matthias Klose | a834975 | 2010-03-15 13:25:28 +0000 | [diff] [blame] | 1 | /* Area: ffi_call, closure_call |
| 2 | Purpose: Check pointer arguments. |
| 3 | Limitations: none. |
| 4 | PR: none. |
| 5 | Originator: Blake Chaffin 6/6/2007 */ |
| 6 | |
| 7 | /* { dg-do run { xfail strongarm*-*-* xscale*-*-* } } */ |
| 8 | #include "ffitest.h" |
| 9 | |
| 10 | void* cls_pointer_fn(void* a1, void* a2) |
| 11 | { |
| 12 | void* result = (void*)((intptr_t)a1 + (intptr_t)a2); |
| 13 | |
| 14 | printf("0x%08x 0x%08x: 0x%08x\n", |
| 15 | (unsigned int)(uintptr_t) a1, |
| 16 | (unsigned int)(uintptr_t) a2, |
| 17 | (unsigned int)(uintptr_t) result); |
| 18 | |
| 19 | return result; |
| 20 | } |
| 21 | |
| 22 | static void |
| 23 | cls_pointer_gn(ffi_cif* cif __UNUSED__, void* resp, |
| 24 | void** args, void* userdata __UNUSED__) |
| 25 | { |
| 26 | void* a1 = *(void**)(args[0]); |
| 27 | void* a2 = *(void**)(args[1]); |
| 28 | |
| 29 | *(void**)resp = cls_pointer_fn(a1, a2); |
| 30 | } |
| 31 | |
| 32 | int main (void) |
| 33 | { |
| 34 | ffi_cif cif; |
| 35 | void *code; |
| 36 | ffi_closure* pcl = ffi_closure_alloc(sizeof(ffi_closure), &code); |
| 37 | void* args[3]; |
| 38 | // ffi_type cls_pointer_type; |
| 39 | ffi_type* arg_types[3]; |
| 40 | |
| 41 | /* cls_pointer_type.size = sizeof(void*); |
| 42 | cls_pointer_type.alignment = 0; |
| 43 | cls_pointer_type.type = FFI_TYPE_POINTER; |
| 44 | cls_pointer_type.elements = NULL;*/ |
| 45 | |
| 46 | void* arg1 = (void*)0x12345678; |
| 47 | void* arg2 = (void*)0x89abcdef; |
| 48 | ffi_arg res = 0; |
| 49 | |
| 50 | arg_types[0] = &ffi_type_pointer; |
| 51 | arg_types[1] = &ffi_type_pointer; |
| 52 | arg_types[2] = NULL; |
| 53 | |
| 54 | CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 2, &ffi_type_pointer, |
| 55 | arg_types) == FFI_OK); |
| 56 | |
| 57 | args[0] = &arg1; |
| 58 | args[1] = &arg2; |
| 59 | args[2] = NULL; |
| 60 | |
| 61 | ffi_call(&cif, FFI_FN(cls_pointer_fn), &res, args); |
| 62 | /* { dg-output "0x12345678 0x89abcdef: 0x9be02467" } */ |
| 63 | printf("res: 0x%08x\n", (unsigned int) res); |
| 64 | /* { dg-output "\nres: 0x9be02467" } */ |
| 65 | |
| 66 | CHECK(ffi_prep_closure_loc(pcl, &cif, cls_pointer_gn, NULL, code) == FFI_OK); |
| 67 | |
doko@ubuntu.com | 2a91876 | 2012-06-26 17:56:44 +0200 | [diff] [blame] | 68 | res = (ffi_arg)(uintptr_t)((void*(*)(void*, void*))(code))(arg1, arg2); |
Matthias Klose | a834975 | 2010-03-15 13:25:28 +0000 | [diff] [blame] | 69 | /* { dg-output "\n0x12345678 0x89abcdef: 0x9be02467" } */ |
| 70 | printf("res: 0x%08x\n", (unsigned int) res); |
| 71 | /* { dg-output "\nres: 0x9be02467" } */ |
| 72 | |
| 73 | exit(0); |
| 74 | } |