From 169d2bd06003c39970bc94c99669a34b61bb7e45 Mon Sep 17 00:00:00 2001 From: dim Date: Mon, 8 Apr 2013 18:41:23 +0000 Subject: Vendor import of llvm trunk r178860: http://llvm.org/svn/llvm-project/llvm/trunk@178860 --- test/Instrumentation/ThreadSanitizer/tsan_basic.ll | 33 ++++++++++++++++++++++ 1 file changed, 33 insertions(+) (limited to 'test/Instrumentation/ThreadSanitizer/tsan_basic.ll') diff --git a/test/Instrumentation/ThreadSanitizer/tsan_basic.ll b/test/Instrumentation/ThreadSanitizer/tsan_basic.ll index 33c703b..0ecff40 100644 --- a/test/Instrumentation/ThreadSanitizer/tsan_basic.ll +++ b/test/Instrumentation/ThreadSanitizer/tsan_basic.ll @@ -20,3 +20,36 @@ entry: ; CHECK: ret i32 +declare void @llvm.memcpy.p0i8.p0i8.i64(i8* nocapture, i8* nocapture, i64, i32, i1) +declare void @llvm.memmove.p0i8.p0i8.i64(i8* nocapture, i8* nocapture, i64, i32, i1) +declare void @llvm.memset.p0i8.i64(i8* nocapture, i8, i64, i32, i1) + + +; Check that tsan converts mem intrinsics back to function calls. + +define void @MemCpyTest(i8* nocapture %x, i8* nocapture %y) { +entry: + tail call void @llvm.memcpy.p0i8.p0i8.i64(i8* %x, i8* %y, i64 16, i32 4, i1 false) + ret void +; CHECK: define void @MemCpyTest +; CHECK: call i8* @memcpy +; CHECK: ret void +} + +define void @MemMoveTest(i8* nocapture %x, i8* nocapture %y) { +entry: + tail call void @llvm.memmove.p0i8.p0i8.i64(i8* %x, i8* %y, i64 16, i32 4, i1 false) + ret void +; CHECK: define void @MemMoveTest +; CHECK: call i8* @memmove +; CHECK: ret void +} + +define void @MemSetTest(i8* nocapture %x) { +entry: + tail call void @llvm.memset.p0i8.i64(i8* %x, i8 77, i64 16, i32 4, i1 false) + ret void +; CHECK define void @MemSetTest +; CHECK: call i8* @memset +; CHECK: ret void +} -- cgit v1.1