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; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --version 2
; Test basic address sanitizer instrumentation.
;
; RUN: opt < %s -passes=hwasan -S | FileCheck %s
target datalayout = "e-m:e-i8:8:32-i16:16:32-i64:64-i128:128-n32:64-S128"
target triple = "aarch64--linux-android"
define void @atomicrmw(ptr %ptr) sanitize_hwaddress {
; CHECK-LABEL: define void @atomicrmw
; CHECK-SAME: (ptr [[PTR:%.*]]) #[[ATTR0:[0-9]+]] {
; CHECK-NEXT: entry:
; CHECK-NEXT: [[DOTHWASAN_SHADOW:%.*]] = call ptr asm "", "=r,0"(ptr @__hwasan_shadow)
; CHECK-NEXT: call void @llvm.hwasan.check.memaccess(ptr [[DOTHWASAN_SHADOW]], ptr [[PTR]], i32 19)
; CHECK-NEXT: [[TMP0:%.*]] = atomicrmw add ptr [[PTR]], i64 1 seq_cst, align 8
; CHECK-NEXT: ret void
;
entry:
%0 = atomicrmw add ptr %ptr, i64 1 seq_cst
ret void
}
define void @cmpxchg(ptr %ptr, i64 %compare_to, i64 %new_value) sanitize_hwaddress {
; CHECK-LABEL: define void @cmpxchg
; CHECK-SAME: (ptr [[PTR:%.*]], i64 [[COMPARE_TO:%.*]], i64 [[NEW_VALUE:%.*]]) #[[ATTR0]] {
; CHECK-NEXT: entry:
; CHECK-NEXT: [[DOTHWASAN_SHADOW:%.*]] = call ptr asm "", "=r,0"(ptr @__hwasan_shadow)
; CHECK-NEXT: call void @llvm.hwasan.check.memaccess(ptr [[DOTHWASAN_SHADOW]], ptr [[PTR]], i32 19)
; CHECK-NEXT: [[TMP0:%.*]] = cmpxchg ptr [[PTR]], i64 [[COMPARE_TO]], i64 [[NEW_VALUE]] seq_cst seq_cst, align 8
; CHECK-NEXT: ret void
;
entry:
%0 = cmpxchg ptr %ptr, i64 %compare_to, i64 %new_value seq_cst seq_cst
ret void
}
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