From: Dan Gohman <gohman@apple.com>
Date: Tue, 5 Jun 2007 16:05:55 +0000 (+0000)
Subject: Allow insertelement, extractelement, and shufflevector to be hoisted/sunk
X-Git-Url: http://plrg.eecs.uci.edu/git/?a=commitdiff_plain;h=d8af90c1da64b81a7aa167b5adcc1e81b0741252;p=oota-llvm.git

Allow insertelement, extractelement, and shufflevector to be hoisted/sunk
by LICM.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37435 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/lib/Transforms/Scalar/LICM.cpp b/lib/Transforms/Scalar/LICM.cpp
index 1680e43fe45..8139959a265 100644
--- a/lib/Transforms/Scalar/LICM.cpp
+++ b/lib/Transforms/Scalar/LICM.cpp
@@ -389,7 +389,9 @@ bool LICM::canSinkOrHoistInst(Instruction &I) {
 
   // Otherwise these instructions are hoistable/sinkable
   return isa<BinaryOperator>(I) || isa<CastInst>(I) ||
-         isa<SelectInst>(I) || isa<GetElementPtrInst>(I) || isa<CmpInst>(I);
+         isa<SelectInst>(I) || isa<GetElementPtrInst>(I) || isa<CmpInst>(I) ||
+         isa<InsertElementInst>(I) || isa<ExtractElementInst>(I) ||
+         isa<ShuffleVectorInst>(I);
 }
 
 /// isNotUsedInLoop - Return true if the only users of this instruction are