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diff test/CodeGen/X86/2011-05-09-loaduse.ll @ 0:95c75e76d11b LLVM3.4

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LLVM 3.4
author Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
date Thu, 12 Dec 2013 13:56:28 +0900
parents
children 54457678186b
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--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/test/CodeGen/X86/2011-05-09-loaduse.ll	Thu Dec 12 13:56:28 2013 +0900
@@ -0,0 +1,13 @@
+; RUN: llc < %s -march=x86 -mcpu=corei7 | FileCheck %s
+
+;CHECK-LABEL: test:
+;CHECK-not: pshufd
+;CHECK: ret
+define float @test(<4 x float>* %A) nounwind {
+entry:
+  %T = load <4 x float>* %A
+  %R = extractelement <4 x float> %T, i32 3
+  store <4 x float><float 0.0, float 0.0, float 0.0, float 0.0>, <4 x float>* %A
+  ret float %R
+}
+