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Merge pull request #91 from joshtriplett/esp-extra-stackery-perception

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testsuite: Remove fragile stack pointer checks
This commit is contained in:
Anthony Green
2014-03-16 07:47:17 -04:00
parent 2680e9ea9b 9c279328ee
commit 134ce4c026
2 changed files with 0 additions and 32 deletions
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testsuite/libffi.call/closure_stdcall.c
-16
View File
@@ -32,9 +32,6 @@ int main (void)
ffi_closure *pcl = ffi_closure_alloc(sizeof(ffi_closure), &code); ffi_closure *pcl = ffi_closure_alloc(sizeof(ffi_closure), &code);
ffi_type * cl_arg_types[17]; ffi_type * cl_arg_types[17];
int res; int res;
void* sp_pre;
void* sp_post;
char buf[1024];
cl_arg_types[0] = &ffi_type_uint; cl_arg_types[0] = &ffi_type_uint;
cl_arg_types[1] = &ffi_type_uint; cl_arg_types[1] = &ffi_type_uint;
@@ -49,24 +46,11 @@ int main (void)
CHECK(ffi_prep_closure_loc(pcl, &cif, closure_test_stdcall, CHECK(ffi_prep_closure_loc(pcl, &cif, closure_test_stdcall,
(void *) 3 /* userdata */, code) == FFI_OK); (void *) 3 /* userdata */, code) == FFI_OK);
#ifdef _MSC_VER
__asm { mov sp_pre, esp }
#else
asm volatile (" movl %%esp,%0" : "=g" (sp_pre));
#endif
res = (*(closure_test_type0)code)(0, 1, 2, 3); res = (*(closure_test_type0)code)(0, 1, 2, 3);
#ifdef _MSC_VER
__asm { mov sp_post, esp }
#else
asm volatile (" movl %%esp,%0" : "=g" (sp_post));
#endif
/* { dg-output "0 1 2 3: 9" } */ /* { dg-output "0 1 2 3: 9" } */
printf("res: %d\n",res); printf("res: %d\n",res);
/* { dg-output "\nres: 9" } */ /* { dg-output "\nres: 9" } */
sprintf(buf, "mismatch: pre=%p vs post=%p", sp_pre, sp_post);
printf("stack pointer %s\n", (sp_pre == sp_post ? "match" : buf));
/* { dg-output "\nstack pointer match" } */
exit(0); exit(0);
} }
testsuite/libffi.call/closure_thiscall.c
-16
View File
@@ -32,9 +32,6 @@ int main (void)
ffi_closure *pcl = ffi_closure_alloc(sizeof(ffi_closure), &code); ffi_closure *pcl = ffi_closure_alloc(sizeof(ffi_closure), &code);
ffi_type * cl_arg_types[17]; ffi_type * cl_arg_types[17];
int res; int res;
void* sp_pre;
void* sp_post;
char buf[1024];
cl_arg_types[0] = &ffi_type_uint; cl_arg_types[0] = &ffi_type_uint;
cl_arg_types[1] = &ffi_type_uint; cl_arg_types[1] = &ffi_type_uint;
@@ -49,24 +46,11 @@ int main (void)
CHECK(ffi_prep_closure_loc(pcl, &cif, closure_test_thiscall, CHECK(ffi_prep_closure_loc(pcl, &cif, closure_test_thiscall,
(void *) 3 /* userdata */, code) == FFI_OK); (void *) 3 /* userdata */, code) == FFI_OK);
#ifdef _MSC_VER
__asm { mov sp_pre, esp }
#else
asm volatile (" movl %%esp,%0" : "=g" (sp_pre));
#endif
res = (*(closure_test_type0)code)(0, 1, 2, 3); res = (*(closure_test_type0)code)(0, 1, 2, 3);
#ifdef _MSC_VER
__asm { mov sp_post, esp }
#else
asm volatile (" movl %%esp,%0" : "=g" (sp_post));
#endif
/* { dg-output "0 1 2 3: 9" } */ /* { dg-output "0 1 2 3: 9" } */
printf("res: %d\n",res); printf("res: %d\n",res);
/* { dg-output "\nres: 9" } */ /* { dg-output "\nres: 9" } */
sprintf(buf, "mismatch: pre=%p vs post=%p", sp_pre, sp_post);
printf("stack pointer %s\n", (sp_pre == sp_post ? "match" : buf));
/* { dg-output "\nstack pointer match" } */
exit(0); exit(0);
} }