[llvm-branch-commits] [compiler-rt] [test][hwasan] Implement sanitizer_specific for HWASAN (PR #75280)

[via llvm-branch-commits]

llvmbot wrote:


<!--LLVM PR SUMMARY COMMENT-->

@llvm/pr-subscribers-compiler-rt-sanitizer

Author: Vitaly Buka (vitalybuka)

<details>
<summary>Changes</summary>



---
Full diff: https://github.com/llvm/llvm-project/pull/75280.diff


1 Files Affected:

- (modified) compiler-rt/test/sanitizer_common/sanitizer_specific.h (+13) 


``````````diff
diff --git a/compiler-rt/test/sanitizer_common/sanitizer_specific.h b/compiler-rt/test/sanitizer_common/sanitizer_specific.h
index 898899f00e370..541af18a74979 100644
--- a/compiler-rt/test/sanitizer_common/sanitizer_specific.h
+++ b/compiler-rt/test/sanitizer_common/sanitizer_specific.h
@@ -31,6 +31,19 @@ static void make_mem_good(void *p, size_t s) {
 static void make_mem_bad(void *p, size_t s) {
   __asan_poison_memory_region(p, s);
 }
+#elif __has_feature(hwaddress_sanitizer)
+#  include <sanitizer/hwasan_interface.h>
+#  include <stdlib.h>
+static void check_mem_is_good(void *p, size_t s) {
+  if (__hwasan_test_shadow(p, s) != -1)
+    abort();
+}
+static void make_mem_good(void *p, size_t s) {
+  __hwasan_tag_memory(p, __hwasan_get_tag_from_pointer(p), s);
+}
+static void make_mem_bad(void *p, size_t s) {
+  __hwasan_tag_memory(p, ~__hwasan_get_tag_from_pointer(p), s);
+}
 #else
 static void check_mem_is_good(void *p, size_t s) {}
 static void make_mem_good(void *p, size_t s) {}

``````````

</details>


https://github.com/llvm/llvm-project/pull/75280