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authorMon P Wang <wangmp@apple.com>2009-10-16 22:07:19 +0000
committerMon P Wang <wangmp@apple.com>2009-10-16 22:07:19 +0000
commit70bf40d02ee01448be30f6f73ec108af2fb73b61 (patch)
tree674d24af395e62605010f1409ccc3078d059b0e9 /test/CodeGen/X86/widen_extract-1.ll
parent3b7ee20d58f526c3904dc6e068c55e9e07b54c90 (diff)
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Add test case for r84279
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@84280 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test/CodeGen/X86/widen_extract-1.ll')
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1 files changed, 12 insertions, 0 deletions
diff --git a/test/CodeGen/X86/widen_extract-1.ll b/test/CodeGen/X86/widen_extract-1.ll
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index 0000000000..308e6b859b
--- /dev/null
+++ b/test/CodeGen/X86/widen_extract-1.ll
@@ -0,0 +1,12 @@
+; RUN: llc < %s -march=x86-64 -mattr=+sse42 -disable-mmx | FileCheck %s
+; widen extract subvector
+
+define void @convert(<2 x double>* %dst.addr, <3 x double> %src) {
+entry:
+; CHECK: convert:
+; CHECK: unpcklpd {{%xmm[0-7]}}, {{%xmm[0-7]}}
+; CHECK-NEXT: movapd
+ %val = shufflevector <3 x double> %src, <3 x double> undef, <2 x i32> < i32 0, i32 1>
+ store <2 x double> %val, <2 x double>* %dst.addr
+ ret void
+}