55 lines
2.1 KiB
LLVM
55 lines
2.1 KiB
LLVM
; RUN: opt -S -passes=hwasan -hwasan-use-stack-safety=0 %s | FileCheck --check-prefixes=CHECK,CHECK-PREFIX %s
|
|
; RUN: opt -S -passes=hwasan -hwasan-kernel -hwasan-use-stack-safety=0 %s | FileCheck --check-prefixes=CHECK,CHECK-NOPREFIX %s
|
|
; RUN: opt -S -passes=hwasan -hwasan-kernel -hwasan-kernel-mem-intrinsic-prefix -hwasan-use-stack-safety=0 %s | FileCheck --check-prefixes=CHECK,CHECK-PREFIX %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 {
|
|
; CHECK-LABEL: main
|
|
entry:
|
|
%retval = alloca i32, align 4
|
|
%Q = alloca [10 x i8], align 1
|
|
%P = alloca [10 x i8], align 1
|
|
store i32 0, ptr %retval, align 4
|
|
|
|
call void @llvm.memset.p0.i64(ptr align 1 %Q, i8 0, i64 10, i1 false)
|
|
; CHECK-PREFIX: call ptr @__hwasan_memset
|
|
; CHECK-NOPREFIX: call ptr @memset
|
|
|
|
%add.ptr = getelementptr inbounds i8, ptr %Q, i64 5
|
|
|
|
call void @llvm.memmove.p0.p0.i64(ptr align 1 %Q, ptr align 1 %add.ptr, i64 5, i1 false)
|
|
; CHECK-PREFIX: call ptr @__hwasan_memmove
|
|
; CHECK-NOPREFIX: call ptr @memmove
|
|
|
|
|
|
call void @llvm.memcpy.p0.p0.i64(ptr align 1 %P, ptr align 1 %Q, i64 10, i1 false)
|
|
; CHECK-PREFIX: call ptr @__hwasan_memcpy
|
|
; CHECK-NOPREFIX: call ptr @memcpy
|
|
ret i32 0
|
|
}
|
|
|
|
; Function Attrs: argmemonly nounwind
|
|
declare void @llvm.memset.p0.i64(ptr nocapture writeonly, i8, i64, i1) #1
|
|
|
|
; Function Attrs: argmemonly nounwind
|
|
declare void @llvm.memmove.p0.p0.i64(ptr nocapture, ptr nocapture readonly, i64, i1) #1
|
|
|
|
; Function Attrs: argmemonly nounwind
|
|
declare void @llvm.memcpy.p0.p0.i64(ptr nocapture writeonly, ptr nocapture readonly, i64, i1) #1
|
|
|
|
define void @memintr_test_nosanitize(ptr %a, ptr %b) nounwind uwtable {
|
|
entry:
|
|
tail call void @llvm.memset.p0.i64(ptr %a, i8 0, i64 100, i1 false)
|
|
tail call void @llvm.memmove.p0.p0.i64(ptr %a, ptr %b, i64 100, i1 false)
|
|
tail call void @llvm.memcpy.p0.p0.i64(ptr %a, ptr %b, i64 100, i1 false)
|
|
ret void
|
|
}
|
|
; CHECK-LABEL: memintr_test_nosanitize
|
|
; CHECK: @llvm.memset
|
|
; CHECK: @llvm.memmove
|
|
; CHECK: @llvm.memcpy
|
|
; CHECK: ret void
|