1; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --version 2 2; Test basic address sanitizer instrumentation. 3; 4; RUN: opt < %s -passes=hwasan -S | FileCheck %s 5 6target datalayout = "e-m:e-i8:8:32-i16:16:32-i64:64-i128:128-n32:64-S128" 7target triple = "aarch64--linux-android" 8 9define void @atomicrmw(ptr %ptr) sanitize_hwaddress { 10; CHECK-LABEL: define void @atomicrmw 11; CHECK-SAME: (ptr [[PTR:%.*]]) #[[ATTR0:[0-9]+]] { 12; CHECK-NEXT: entry: 13; CHECK-NEXT: [[DOTHWASAN_SHADOW:%.*]] = call ptr asm "", "=r,0"(ptr @__hwasan_shadow) 14; CHECK-NEXT: call void @llvm.hwasan.check.memaccess(ptr [[DOTHWASAN_SHADOW]], ptr [[PTR]], i32 19) 15; CHECK-NEXT: [[TMP0:%.*]] = atomicrmw add ptr [[PTR]], i64 1 seq_cst, align 8 16; CHECK-NEXT: ret void 17; 18 19entry: 20 %0 = atomicrmw add ptr %ptr, i64 1 seq_cst 21 ret void 22} 23 24define void @cmpxchg(ptr %ptr, i64 %compare_to, i64 %new_value) sanitize_hwaddress { 25; CHECK-LABEL: define void @cmpxchg 26; CHECK-SAME: (ptr [[PTR:%.*]], i64 [[COMPARE_TO:%.*]], i64 [[NEW_VALUE:%.*]]) #[[ATTR0]] { 27; CHECK-NEXT: entry: 28; CHECK-NEXT: [[DOTHWASAN_SHADOW:%.*]] = call ptr asm "", "=r,0"(ptr @__hwasan_shadow) 29; CHECK-NEXT: call void @llvm.hwasan.check.memaccess(ptr [[DOTHWASAN_SHADOW]], ptr [[PTR]], i32 19) 30; CHECK-NEXT: [[TMP0:%.*]] = cmpxchg ptr [[PTR]], i64 [[COMPARE_TO]], i64 [[NEW_VALUE]] seq_cst seq_cst, align 8 31; CHECK-NEXT: ret void 32; 33 34entry: 35 %0 = cmpxchg ptr %ptr, i64 %compare_to, i64 %new_value seq_cst seq_cst 36 ret void 37} 38