From 316477dd543b5ae30b832ed4c7708f7aaa51747c Mon Sep 17 00:00:00 2001
From: Nadav Rotem <nadav.rotem@intel.com>
Date: Tue, 3 Jan 2012 22:12:28 +0000
Subject: Fix incorrect widening of the bitcast sdnode in case the incoming
 operand is integer-promoted.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@147484 91177308-0d34-0410-b5e6-96231b3b80d8
---
 test/CodeGen/X86/promote.ll | 11 +++++++++++
 1 file changed, 11 insertions(+)

(limited to 'test/CodeGen/X86/promote.ll')

diff --git a/test/CodeGen/X86/promote.ll b/test/CodeGen/X86/promote.ll
index b8964f2..8b30dc7 100644
--- a/test/CodeGen/X86/promote.ll
+++ b/test/CodeGen/X86/promote.ll
@@ -29,3 +29,14 @@ entry:
   ret i32 0
 ; CHECK: ret
 }
+
+; CHECK: bitcast_widen
+define <2 x float> @bitcast_widen(<4 x i32> %in) nounwind readnone {
+entry:
+; CHECK-NOT: pshufd
+ %x = shufflevector <4 x i32> %in, <4 x i32> undef, <2 x i32> <i32 0, i32 1>
+ %y = bitcast <2 x i32> %x to <2 x float>
+ ret <2 x float> %y
+; CHECK: ret
+}
+
-- 
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