From dce42b75dc05befb4f43b664951c80752904bcde Mon Sep 17 00:00:00 2001 From: Chad Rosier Date: Tue, 6 Dec 2011 00:19:08 +0000 Subject: Probably not a good idea to convert a single vector load into a memcpy. We don't do this now, but add a test case to prevent this from happening in the future. Additional test for rdar://9892684 git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@145879 91177308-0d34-0410-b5e6-96231b3b80d8 --- test/Transforms/MemCpyOpt/form-memset.ll | 12 ++++++++++++ 1 file changed, 12 insertions(+) (limited to 'test') diff --git a/test/Transforms/MemCpyOpt/form-memset.ll b/test/Transforms/MemCpyOpt/form-memset.ll index e5ace33270..8832f897b0 100644 --- a/test/Transforms/MemCpyOpt/form-memset.ll +++ b/test/Transforms/MemCpyOpt/form-memset.ll @@ -236,3 +236,15 @@ define void @test7(i32* nocapture %c) nounwind optsize { ; CHECK: call void @llvm.memset.p0i8.i64(i8* %5, i8 -1, i64 20, i32 4, i1 false) ret void } + +%struct.test8 = type { [4 x i32] } + +define void @test8() { +entry: + %memtmp = alloca %struct.test8, align 16 + %0 = bitcast %struct.test8* %memtmp to <4 x i32>* + store <4 x i32> , <4 x i32>* %0, align 16 + ret void +; CHECK: @test8 +; CHECK: store <4 x i32> , <4 x i32>* %0, align 16 +} -- cgit v1.2.3