mirror of
https://github.com/autc04/Retro68.git
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75 lines
1.9 KiB
C
75 lines
1.9 KiB
C
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/* Area: ffi_call, closure_call
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Purpose: Check pointer arguments.
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Limitations: none.
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PR: none.
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Originator: Blake Chaffin 6/6/2007 */
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/* { dg-do run { xfail strongarm*-*-* xscale*-*-* } } */
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#include "ffitest.h"
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void* cls_pointer_fn(void* a1, void* a2)
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{
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void* result = (void*)((intptr_t)a1 + (intptr_t)a2);
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printf("0x%08x 0x%08x: 0x%08x\n",
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(unsigned int)(uintptr_t) a1,
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(unsigned int)(uintptr_t) a2,
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(unsigned int)(uintptr_t) result);
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return result;
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}
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static void
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cls_pointer_gn(ffi_cif* cif __UNUSED__, void* resp,
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void** args, void* userdata __UNUSED__)
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{
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void* a1 = *(void**)(args[0]);
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void* a2 = *(void**)(args[1]);
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*(void**)resp = cls_pointer_fn(a1, a2);
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}
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int main (void)
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{
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ffi_cif cif;
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void *code;
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ffi_closure* pcl = ffi_closure_alloc(sizeof(ffi_closure), &code);
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void* args[3];
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// ffi_type cls_pointer_type;
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ffi_type* arg_types[3];
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/* cls_pointer_type.size = sizeof(void*);
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cls_pointer_type.alignment = 0;
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cls_pointer_type.type = FFI_TYPE_POINTER;
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cls_pointer_type.elements = NULL;*/
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void* arg1 = (void*)0x12345678;
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void* arg2 = (void*)0x89abcdef;
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ffi_arg res = 0;
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arg_types[0] = &ffi_type_pointer;
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arg_types[1] = &ffi_type_pointer;
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arg_types[2] = NULL;
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CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 2, &ffi_type_pointer,
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arg_types) == FFI_OK);
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args[0] = &arg1;
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args[1] = &arg2;
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args[2] = NULL;
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ffi_call(&cif, FFI_FN(cls_pointer_fn), &res, args);
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/* { dg-output "0x12345678 0x89abcdef: 0x9be02467" } */
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printf("res: 0x%08x\n", (unsigned int) res);
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/* { dg-output "\nres: 0x9be02467" } */
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CHECK(ffi_prep_closure_loc(pcl, &cif, cls_pointer_gn, NULL, code) == FFI_OK);
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res = (ffi_arg)(uintptr_t)((void*(*)(void*, void*))(code))(arg1, arg2);
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/* { dg-output "\n0x12345678 0x89abcdef: 0x9be02467" } */
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printf("res: 0x%08x\n", (unsigned int) res);
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/* { dg-output "\nres: 0x9be02467" } */
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exit(0);
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}
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