From a0706f51ced00c4b1e243257340beb9502bdd113 Mon Sep 17 00:00:00 2001
From: Pete Cooper <peter_cooper@apple.com>
Date: Wed, 13 May 2015 01:12:12 +0000
Subject: [PATCH] Constify arguments in AliasSetTracker methods.  NFC

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@237225 91177308-0d34-0410-b5e6-96231b3b80d8
---
 include/llvm/Analysis/AliasSetTracker.h | 9 +++++----
 lib/Analysis/AliasSetTracker.cpp        | 9 +++++----
 2 files changed, 10 insertions(+), 8 deletions(-)

diff --git a/include/llvm/Analysis/AliasSetTracker.h b/include/llvm/Analysis/AliasSetTracker.h
index fc45903042f..18f95b401e6 100644
--- a/include/llvm/Analysis/AliasSetTracker.h
+++ b/include/llvm/Analysis/AliasSetTracker.h
@@ -268,7 +268,7 @@ public:
   ///
   bool aliasesPointer(const Value *Ptr, uint64_t Size, const AAMDNodes &AAInfo,
                       AliasAnalysis &AA) const;
-  bool aliasesUnknownInst(Instruction *Inst, AliasAnalysis &AA) const;
+  bool aliasesUnknownInst(const Instruction *Inst, AliasAnalysis &AA) const;
 };
 
 inline raw_ostream& operator<<(raw_ostream &OS, const AliasSet &AS) {
@@ -358,7 +358,7 @@ public:
 
   /// getAliasSetForPointerIfExists - Return the alias set containing the
   /// location specified if one exists, otherwise return null.
-  AliasSet *getAliasSetForPointerIfExists(Value *P, uint64_t Size,
+  AliasSet *getAliasSetForPointerIfExists(const Value *P, uint64_t Size,
                                           const AAMDNodes &AAInfo) {
     return findAliasSetForPointer(P, Size, AAInfo);
   }
@@ -366,11 +366,12 @@ public:
   /// containsPointer - Return true if the specified location is represented by
   /// this alias set, false otherwise.  This does not modify the AST object or
   /// alias sets.
-  bool containsPointer(Value *P, uint64_t Size, const AAMDNodes &AAInfo) const;
+  bool containsPointer(const Value *P, uint64_t Size,
+                       const AAMDNodes &AAInfo) const;
 
   /// Return true if the specified instruction "may" (or must) alias one of the
   /// members in any of the sets.
-  bool containsUnknown(Instruction *I) const;
+  bool containsUnknown(const Instruction *I) const;
 
   /// getAliasAnalysis - Return the underlying alias analysis object used by
   /// this tracker.
diff --git a/lib/Analysis/AliasSetTracker.cpp b/lib/Analysis/AliasSetTracker.cpp
index 4c79b9f3e8e..50890c17f2e 100644
--- a/lib/Analysis/AliasSetTracker.cpp
+++ b/lib/Analysis/AliasSetTracker.cpp
@@ -182,12 +182,13 @@ bool AliasSet::aliasesPointer(const Value *Ptr, uint64_t Size,
   return false;
 }
 
-bool AliasSet::aliasesUnknownInst(Instruction *Inst, AliasAnalysis &AA) const {
+bool AliasSet::aliasesUnknownInst(const Instruction *Inst,
+                                  AliasAnalysis &AA) const {
   if (!Inst->mayReadOrWriteMemory())
     return false;
 
   for (unsigned i = 0, e = UnknownInsts.size(); i != e; ++i) {
-    CallSite C1(getUnknownInst(i)), C2(Inst);
+    ImmutableCallSite C1(getUnknownInst(i)), C2(Inst);
     if (!C1 || !C2 ||
         AA.getModRefInfo(C1, C2) != AliasAnalysis::NoModRef ||
         AA.getModRefInfo(C2, C1) != AliasAnalysis::NoModRef)
@@ -242,7 +243,7 @@ AliasSet *AliasSetTracker::findAliasSetForPointer(const Value *Ptr,
 /// containsPointer - Return true if the specified location is represented by
 /// this alias set, false otherwise.  This does not modify the AST object or
 /// alias sets.
-bool AliasSetTracker::containsPointer(Value *Ptr, uint64_t Size,
+bool AliasSetTracker::containsPointer(const Value *Ptr, uint64_t Size,
                                       const AAMDNodes &AAInfo) const {
   for (const_iterator I = begin(), E = end(); I != E; ++I)
     if (!I->Forward && I->aliasesPointer(Ptr, Size, AAInfo, AA))
@@ -250,7 +251,7 @@ bool AliasSetTracker::containsPointer(Value *Ptr, uint64_t Size,
   return false;
 }
 
-bool AliasSetTracker::containsUnknown(Instruction *Inst) const {
+bool AliasSetTracker::containsUnknown(const Instruction *Inst) const {
   for (const_iterator I = begin(), E = end(); I != E; ++I)
     if (!I->Forward && I->aliasesUnknownInst(Inst, AA))
       return true;
-- 
2.34.1