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Updated ubsan

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This commit is contained in:
Alex 2022-11-17 04:20:23 +02:00
parent 95de1f4a3e
commit 3f2cc6e3ff
Signed by untrusted user who does not match committer: enderice2
GPG Key ID: EACC3AD603BAB4DD
2 changed files with 25 additions and 1 deletions
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20
Core/UndefinedBehaviorSanitization.c
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@ -92,7 +92,13 @@ extern void __asan_unregister_globals(void) { ubsan("unregister_globals"); }
extern void __asan_init(void) { ubsan("init"); } extern void __asan_init(void) { ubsan("init"); }
extern void __asan_version_mismatch_check_v8(void) { ubsan("version_mismatch_check_v8"); } extern void __asan_version_mismatch_check_v8(void) { ubsan("version_mismatch_check_v8"); }
extern void __asan_option_detect_stack_use_after_return(void) { ubsan("stack use after return"); } extern void __asan_option_detect_stack_use_after_return(void) { ubsan("stack use after return"); }
extern __noreturn void __asan_handle_no_return(void) { ubsan("no_return"); }
extern __noreturn void __asan_handle_no_return(void)
{
ubsan("no_return");
while (1)
;
}
#define is_aligned(value, alignment) !(value & (alignment - 1)) #define is_aligned(value, alignment) !(value & (alignment - 1))
@ -249,3 +255,15 @@ void __ubsan_handle_missing_return(struct unreachable_data *data)
if (UBSANMsg(data->location.file, data->location.line, data->location.column)) if (UBSANMsg(data->location.file, data->location.line, data->location.column))
ubsan("Missing return."); ubsan("Missing return.");
} }
void __ubsan_vptr_type_cache(uintptr_t *cache, uintptr_t ptr)
{
ubsan("Vptr type cache.");
*cache = ptr;
}
void __ubsan_handle_dynamic_type_cache_miss(struct dynamic_type_cache_miss_data *data, uintptr_t ptr)
{
if (UBSANMsg(data->location.file, data->location.line, data->location.column))
ubsan("Dynamic type cache miss.");
}

6
Core/ubsan.h
View File

@ -85,4 +85,10 @@ struct shift_out_of_bounds_data
struct type_descriptor *right_type; struct type_descriptor *right_type;
}; };
struct dynamic_type_cache_miss_data
{
struct source_location location;
struct type_descriptor *type;
};
#endif // !__FENNIX_KERNEL_UBSAN_H__ #endif // !__FENNIX_KERNEL_UBSAN_H__