31 lines
989 B
LLVM
31 lines
989 B
LLVM
; Test basic address sanitizer instrumentation.
|
|
;
|
|
; RUN: opt < %s -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(i64* %ptr) sanitize_hwaddress {
|
|
; CHECK-LABEL: @atomicrmw(
|
|
; CHECK: [[PTRI8:%[^ ]*]] = bitcast i64* %ptr to i8*
|
|
; CHECK: call void @llvm.hwasan.check.memaccess({{.*}}, i8* [[PTRI8]], i32 19)
|
|
; CHECK: atomicrmw add i64* %ptr, i64 1 seq_cst
|
|
; CHECK: ret void
|
|
|
|
entry:
|
|
%0 = atomicrmw add i64* %ptr, i64 1 seq_cst
|
|
ret void
|
|
}
|
|
|
|
define void @cmpxchg(i64* %ptr, i64 %compare_to, i64 %new_value) sanitize_hwaddress {
|
|
; CHECK-LABEL: @cmpxchg(
|
|
; CHECK: [[PTRI8:%[^ ]*]] = bitcast i64* %ptr to i8*
|
|
; CHECK: call void @llvm.hwasan.check.memaccess({{.*}}, i8* [[PTRI8]], i32 19)
|
|
; CHECK: cmpxchg i64* %ptr, i64 %compare_to, i64 %new_value seq_cst seq_cst
|
|
; CHECK: ret void
|
|
|
|
entry:
|
|
%0 = cmpxchg i64* %ptr, i64 %compare_to, i64 %new_value seq_cst seq_cst
|
|
ret void
|
|
}
|