| ; RUN: opt -S -passes=hwasan -hwasan-use-stack-safety=0 %s | FileCheck %s |
| |
| target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128" |
| target triple = "x86_64-unknown-linux-gnu" |
| |
| ; Function Attrs: noinline nounwind optnone uwtable |
| define dso_local i32 @main() sanitize_hwaddress { |
| entry: |
| %retval = alloca i32, align 4 |
| %Q = alloca [10 x i8], align 1 |
| %P = alloca [10 x i8], align 1 |
| store i32 0, i32* %retval, align 4 |
| %arraydecay = getelementptr inbounds [10 x i8], [10 x i8]* %Q, i32 0, i32 0 |
| |
| call void @llvm.memset.p0i8.i64(i8* align 1 %arraydecay, i8 0, i64 10, i1 false) |
| ; CHECK: call i8* @__hwasan_memset |
| |
| %arraydecay1 = getelementptr inbounds [10 x i8], [10 x i8]* %Q, i32 0, i32 0 |
| %arraydecay2 = getelementptr inbounds [10 x i8], [10 x i8]* %Q, i32 0, i32 0 |
| %add.ptr = getelementptr inbounds i8, i8* %arraydecay2, i64 5 |
| |
| call void @llvm.memmove.p0i8.p0i8.i64(i8* align 1 %arraydecay1, i8* align 1 %add.ptr, i64 5, i1 false) |
| ; CHECK: call i8* @__hwasan_memmove |
| |
| %arraydecay3 = getelementptr inbounds [10 x i8], [10 x i8]* %P, i32 0, i32 0 |
| %arraydecay4 = getelementptr inbounds [10 x i8], [10 x i8]* %Q, i32 0, i32 0 |
| |
| call void @llvm.memcpy.p0i8.p0i8.i64(i8* align 1 %arraydecay3, i8* align 1 %arraydecay4, i64 10, i1 false) |
| ; CHECK: call i8* @__hwasan_memcpy |
| ret i32 0 |
| } |
| |
| ; Function Attrs: argmemonly nounwind |
| declare void @llvm.memset.p0i8.i64(i8* nocapture writeonly, i8, i64, i1) #1 |
| |
| ; Function Attrs: argmemonly nounwind |
| declare void @llvm.memmove.p0i8.p0i8.i64(i8* nocapture, i8* nocapture readonly, i64, i1) #1 |
| |
| ; Function Attrs: argmemonly nounwind |
| declare void @llvm.memcpy.p0i8.p0i8.i64(i8* nocapture writeonly, i8* nocapture readonly, i64, i1) #1 |