1; Test basic address sanitizer instrumentation. 2; 3; RUN: opt < %s -hwasan -S | FileCheck %s 4 5target datalayout = "e-m:e-i8:8:32-i16:16:32-i64:64-i128:128-n32:64-S128" 6target triple = "x86_64-unknown-linux-gnu" 7 8define void @atomicrmw(i64* %ptr) sanitize_hwaddress { 9; CHECK-LABEL: @atomicrmw( 10; CHECK: %[[A:[^ ]*]] = ptrtoint i64* %ptr to i64 11 12; CHECK: call void asm sideeffect "int3\0Anopl 83(%rax)", "{rdi}"(i64 %[[A]]) 13 14; CHECK: %[[A:[^ ]*]] = ptrtoint i64* %ptr to i64 15; CHECK: %[[UNTAGGED:[^ ]*]] = and i64 %[[A]], 72057594037927935 16; CHECK: %[[UNTAGGED_PTR:[^ ]*]] = inttoptr i64 %[[UNTAGGED]] to i64* 17; CHECK: atomicrmw add i64* %[[UNTAGGED_PTR]], i64 1 seq_cst 18; CHECK: ret void 19 20entry: 21 %0 = atomicrmw add i64* %ptr, i64 1 seq_cst 22 ret void 23} 24 25define void @cmpxchg(i64* %ptr, i64 %compare_to, i64 %new_value) sanitize_hwaddress { 26; CHECK-LABEL: @cmpxchg( 27; CHECK: %[[A:[^ ]*]] = ptrtoint i64* %ptr to i64 28 29; CHECK: call void asm sideeffect "int3\0Anopl 83(%rax)", "{rdi}"(i64 %[[A]]) 30 31; CHECK: %[[A:[^ ]*]] = ptrtoint i64* %ptr to i64 32; CHECK: %[[UNTAGGED:[^ ]*]] = and i64 %[[A]], 72057594037927935 33; CHECK: %[[UNTAGGED_PTR:[^ ]*]] = inttoptr i64 %[[UNTAGGED]] to i64* 34; CHECK: cmpxchg i64* %[[UNTAGGED_PTR]], i64 %compare_to, i64 %new_value seq_cst seq_cst 35; CHECK: ret void 36 37entry: 38 %0 = cmpxchg i64* %ptr, i64 %compare_to, i64 %new_value seq_cst seq_cst 39 ret void 40} 41