From: Dan Gohman <gohman@apple.com>
Date: Tue, 9 Nov 2010 19:58:21 +0000 (+0000)
Subject: Teach LICM and AliasSetTracker about AccessesArgumentsReadonly.
X-Git-Url: http://plrg.eecs.uci.edu/git/?a=commitdiff_plain;h=cd93f3bbb9cf209aff3ffdff9d7c7d05d935b292;p=oota-llvm.git

Teach LICM and AliasSetTracker about AccessesArgumentsReadonly.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@118618 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/lib/Analysis/AliasSetTracker.cpp b/lib/Analysis/AliasSetTracker.cpp
index 7d05a9c35d9..e74fbec5e1f 100644
--- a/lib/Analysis/AliasSetTracker.cpp
+++ b/lib/Analysis/AliasSetTracker.cpp
@@ -124,7 +124,7 @@ void AliasSet::addCallSite(CallSite CS, AliasAnalysis &AA) {
   AliasAnalysis::ModRefBehavior Behavior = AA.getModRefBehavior(CS);
   if (Behavior == AliasAnalysis::DoesNotAccessMemory)
     return;
-  else if (Behavior == AliasAnalysis::OnlyReadsMemory) {
+  if (AliasAnalysis::onlyReadsMemory(Behavior)) {
     AliasTy = MayAlias;
     AccessTy |= Refs;
     return;
diff --git a/lib/Transforms/Scalar/LICM.cpp b/lib/Transforms/Scalar/LICM.cpp
index 7e1021725c9..a5846887124 100644
--- a/lib/Transforms/Scalar/LICM.cpp
+++ b/lib/Transforms/Scalar/LICM.cpp
@@ -412,7 +412,7 @@ bool LICM::canSinkOrHoistInst(Instruction &I) {
     AliasAnalysis::ModRefBehavior Behavior = AA->getModRefBehavior(CI);
     if (Behavior == AliasAnalysis::DoesNotAccessMemory)
       return true;
-    else if (Behavior == AliasAnalysis::OnlyReadsMemory) {
+    if (AliasAnalysis::onlyReadsMemory(Behavior)) {
       // If this call only reads from memory and there are no writes to memory
       // in the loop, we can hoist or sink the call as appropriate.
       bool FoundMod = false;