[llvm] [hwasan] Add intrinsics for fixed shadow on Aarch64 (PR #89319)
Thurston Dang via llvm-commits
llvm-commits at lists.llvm.org
Thu Apr 18 16:04:39 PDT 2024
================
@@ -0,0 +1,144 @@
+; RUN: llc --hwasan-mapping-offset=4398046511104 < %s | FileCheck %s
+
+target triple = "aarch64--linux-android"
+
+define ptr @f1(ptr %x0, ptr %x1) {
+ ; CHECK: f1:
+ ; CHECK: str x30, [sp, #-16]!
+ ; CHECK-NEXT: .cfi_def_cfa_offset 16
+ ; CHECK-NEXT: .cfi_offset w30, -16
+ ; CHECK-NEXT: bl __hwasan_check_x1_1
+ ; CHECK-NEXT: mov x0, x1
+ ; CHECK-NEXT: ldr x30, [sp], #16
+ ; CHECK-NEXT: ret
+ call void @llvm.hwasan.check.memaccess.fixedshadow(ptr %x1, i32 1)
----------------
thurstond wrote:
Added https://github.com/llvm/llvm-project/pull/89328
https://github.com/llvm/llvm-project/pull/89319
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