From 845b1899b62f6f0e87d5c939c6bbd46a934fff4e Mon Sep 17 00:00:00 2001
From: Mon P Wang <wangmp@apple.com>
Date: Wed, 1 Feb 2012 22:15:20 +0000
Subject: Avoid creating an extract element to an illegal type after
 LegalizeTypes has run.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@149548 91177308-0d34-0410-b5e6-96231b3b80d8
---
 test/CodeGen/X86/shl-i64.ll | 20 ++++++++++++++++++++
 1 file changed, 20 insertions(+)
 create mode 100644 test/CodeGen/X86/shl-i64.ll

(limited to 'test/CodeGen/X86/shl-i64.ll')

diff --git a/test/CodeGen/X86/shl-i64.ll b/test/CodeGen/X86/shl-i64.ll
new file mode 100644
index 0000000..1cfc2c6
--- /dev/null
+++ b/test/CodeGen/X86/shl-i64.ll
@@ -0,0 +1,20 @@
+; RUN: llc -march=x86 < %s | FileCheck %s
+
+; Make sure that we don't generate an illegal i64 extract after LegalizeType.
+; CHECK: shll
+
+
+define void @test_cl(<4 x i64>*  %dst, <4 x i64>* %src, i32 %idx) {
+entry:
+  %arrayidx = getelementptr inbounds <4 x i64> * %src, i32 %idx
+  %0 = load <4 x i64> * %arrayidx, align 32
+  %arrayidx1 = getelementptr inbounds <4 x i64> * %dst, i32 %idx
+  %1 = load <4 x i64> * %arrayidx1, align 32
+  %2 = extractelement <4 x i64> %1, i32 0
+  %and = and i64 %2, 63
+  %3 = insertelement <4 x i64> undef, i64 %and, i32 0    
+  %splat = shufflevector <4 x i64> %3, <4 x i64> undef, <4 x i32> zeroinitializer
+  %shl = shl <4 x i64> %0, %splat
+  store <4 x i64> %shl, <4 x i64> * %arrayidx1, align 32
+  ret void
+}
-- 
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