From ef8136dda15f6b57b8633cdcc0e2b78a944e2b5d Mon Sep 17 00:00:00 2001 From: Peter Collingbourne Date: Wed, 14 Aug 2013 20:51:38 +0000 Subject: DataFlowSanitizer: Instrumentation for memset. Differential Revision: http://llvm-reviews.chandlerc.com/D1395 git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@188412 91177308-0d34-0410-b5e6-96231b3b80d8 --- test/Instrumentation/DataFlowSanitizer/memset.ll | 11 +++++++++++ 1 file changed, 11 insertions(+) create mode 100644 test/Instrumentation/DataFlowSanitizer/memset.ll (limited to 'test/Instrumentation') diff --git a/test/Instrumentation/DataFlowSanitizer/memset.ll b/test/Instrumentation/DataFlowSanitizer/memset.ll new file mode 100644 index 0000000..2cc25db --- /dev/null +++ b/test/Instrumentation/DataFlowSanitizer/memset.ll @@ -0,0 +1,11 @@ +; RUN: opt < %s -dfsan -dfsan-args-abi -S | FileCheck %s +target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64-S128" + +declare void @llvm.memset.p0i8.i64(i8* nocapture, i8, i64, i32, i1) + +define void @ms(i8* %p, i8 %v) { + ; CHECK-LABEL: @ms(i8*, i8, i16, i16) + ; CHECK: call void @__dfsan_set_label(i16 %3, i8* %0, i64 1) + call void @llvm.memset.p0i8.i64(i8* %p, i8 %v, i64 1, i32 1, i1 1) + ret void +} -- cgit v1.1