From: James Molloy <james.molloy@arm.com>
Date: Mon, 16 Feb 2015 18:59:54 +0000 (+0000)
Subject: Run LICM as part of the cleanup phase from the scalar optimizer.
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=25a35b5639d9a0de64d1a60f8fb3453112f04a76;p=oota-llvm.git

Run LICM as part of the cleanup phase from the scalar optimizer.

Things like LoopUnrolling can produce loop invariant values - make sure
we pick them up.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@229419 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/lib/Transforms/IPO/PassManagerBuilder.cpp b/lib/Transforms/IPO/PassManagerBuilder.cpp
index 0ea7ebd6b6a..00b8c7cbbd7 100644
--- a/lib/Transforms/IPO/PassManagerBuilder.cpp
+++ b/lib/Transforms/IPO/PassManagerBuilder.cpp
@@ -259,6 +259,7 @@ void PassManagerBuilder::populateModulePassManager(
   MPM.add(createJumpThreadingPass());         // Thread jumps
   MPM.add(createCorrelatedValuePropagationPass());
   MPM.add(createDeadStoreEliminationPass());  // Delete dead stores
+  MPM.add(createLICMPass());
 
   addExtensionsToPM(EP_ScalarOptimizerLate, MPM);