59 lines · plain
1; RUN: opt -S -passes=hwasan -hwasan-use-stack-safety=0 %s | FileCheck --check-prefixes=CHECK,CHECK-PREFIX %s2; RUN: opt -S -passes=hwasan -hwasan-kernel -hwasan-use-stack-safety=0 %s | FileCheck --check-prefixes=CHECK,CHECK-NOPREFIX %s3; RUN: opt -S -passes=hwasan -hwasan-kernel -hwasan-kernel-mem-intrinsic-prefix -hwasan-use-stack-safety=0 %s | FileCheck --check-prefixes=CHECK,CHECK-PREFIX %s4; RUN: opt -S -passes=hwasan -hwasan-use-stack-safety=0 -hwasan-match-all-tag=0 %s | FileCheck --check-prefixes=CHECK,CHECK-MATCH-ALL-TAG %s5 6target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"7target triple = "x86_64-unknown-linux-gnu"8 9; Function Attrs: noinline nounwind optnone uwtable10define dso_local i32 @main() sanitize_hwaddress {11; CHECK-LABEL: main12entry:13 %retval = alloca i32, align 414 %Q = alloca [10 x i8], align 115 %P = alloca [10 x i8], align 116 store i32 0, ptr %retval, align 417 18 call void @llvm.memset.p0.i64(ptr align 1 %Q, i8 0, i64 10, i1 false)19; CHECK-PREFIX: call ptr @__hwasan_memset(20; CHECK-NOPREFIX: call ptr @memset(21; CHECK-MATCH-ALL-TAG: call ptr @__hwasan_memset_match_all(ptr %Q.hwasan, i32 0, i64 10, i8 0)22 23 %add.ptr = getelementptr inbounds i8, ptr %Q, i64 524 25 call void @llvm.memmove.p0.p0.i64(ptr align 1 %Q, ptr align 1 %add.ptr, i64 5, i1 false)26; CHECK-PREFIX: call ptr @__hwasan_memmove(27; CHECK-NOPREFIX: call ptr @memmove(28; CHECK-MATCH-ALL-TAG: call ptr @__hwasan_memmove_match_all(ptr %Q.hwasan, ptr %add.ptr, i64 5, i8 0)29 30 31 call void @llvm.memcpy.p0.p0.i64(ptr align 1 %P, ptr align 1 %Q, i64 10, i1 false)32; CHECK-PREFIX: call ptr @__hwasan_memcpy(33; CHECK-NOPREFIX: call ptr @memcpy(34; CHECK-MATCH-ALL-TAG: call ptr @__hwasan_memcpy_match_all(ptr %P.hwasan, ptr %Q.hwasan, i64 10, i8 0)35 ret i32 036}37 38; Function Attrs: argmemonly nounwind39declare void @llvm.memset.p0.i64(ptr nocapture writeonly, i8, i64, i1) #140 41; Function Attrs: argmemonly nounwind42declare void @llvm.memmove.p0.p0.i64(ptr nocapture, ptr nocapture readonly, i64, i1) #143 44; Function Attrs: argmemonly nounwind45declare void @llvm.memcpy.p0.p0.i64(ptr nocapture writeonly, ptr nocapture readonly, i64, i1) #146 47define void @memintr_test_nosanitize(ptr %a, ptr %b) nounwind uwtable {48 entry:49 tail call void @llvm.memset.p0.i64(ptr %a, i8 0, i64 100, i1 false)50 tail call void @llvm.memmove.p0.p0.i64(ptr %a, ptr %b, i64 100, i1 false)51 tail call void @llvm.memcpy.p0.p0.i64(ptr %a, ptr %b, i64 100, i1 false)52 ret void53}54; CHECK-LABEL: memintr_test_nosanitize55; CHECK: @llvm.memset56; CHECK: @llvm.memmove57; CHECK: @llvm.memcpy58; CHECK: ret void59