From ba54bca472a15d0657e1b88776f7069042b60b4e Mon Sep 17 00:00:00 2001
From: Bill Wendling <isanbard@gmail.com>
Date: Wed, 19 Jun 2013 21:36:55 +0000
Subject: Access the TargetLoweringInfo from the TargetMachine object instead
 of caching it. The TLI may change between functions. No functionality change.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@184360 91177308-0d34-0410-b5e6-96231b3b80d8
---
 include/llvm/CodeGen/SelectionDAG.h     |  5 +++--
 include/llvm/CodeGen/SelectionDAGISel.h | 10 +++++-----
 2 files changed, 8 insertions(+), 7 deletions(-)

(limited to 'include/llvm/CodeGen')

diff --git a/include/llvm/CodeGen/SelectionDAG.h b/include/llvm/CodeGen/SelectionDAG.h
index 263907455f..741eb08f72 100644
--- a/include/llvm/CodeGen/SelectionDAG.h
+++ b/include/llvm/CodeGen/SelectionDAG.h
@@ -129,7 +129,6 @@ void checkForCycles(const SelectionDAG *DAG);
 ///
 class SelectionDAG {
   const TargetMachine &TM;
-  const TargetLowering &TLI;
   const TargetSelectionDAGInfo &TSI;
   const TargetTransformInfo *TTI;
   MachineFunction *MF;
@@ -232,7 +231,9 @@ public:
 
   MachineFunction &getMachineFunction() const { return *MF; }
   const TargetMachine &getTarget() const { return TM; }
-  const TargetLowering &getTargetLoweringInfo() const { return TLI; }
+  const TargetLowering &getTargetLoweringInfo() const {
+    return *TM.getTargetLowering();
+  }
   const TargetSelectionDAGInfo &getSelectionDAGInfo() const { return TSI; }
   const TargetTransformInfo *getTargetTransformInfo() const { return TTI; }
   LLVMContext *getContext() const {return Context; }
diff --git a/include/llvm/CodeGen/SelectionDAGISel.h b/include/llvm/CodeGen/SelectionDAGISel.h
index 37bbc1f776..3d55d3a06b 100644
--- a/include/llvm/CodeGen/SelectionDAGISel.h
+++ b/include/llvm/CodeGen/SelectionDAGISel.h
@@ -30,7 +30,6 @@ namespace llvm {
   class MachineInstr;
   class TargetLowering;
   class TargetLibraryInfo;
-  class TargetInstrInfo;
   class TargetTransformInfo;
   class FunctionLoweringInfo;
   class ScheduleHazardRecognizer;
@@ -42,8 +41,7 @@ namespace llvm {
 /// pattern-matching instruction selectors.
 class SelectionDAGISel : public MachineFunctionPass {
 public:
-  const TargetMachine &TM;
-  const TargetLowering *TLI;
+  TargetMachine &TM;
   const TargetLibraryInfo *LibInfo;
   const TargetTransformInfo *TTI;
   FunctionLoweringInfo *FuncInfo;
@@ -56,11 +54,13 @@ public:
   CodeGenOpt::Level OptLevel;
   static char ID;
 
-  explicit SelectionDAGISel(const TargetMachine &tm,
+  explicit SelectionDAGISel(TargetMachine &tm,
                             CodeGenOpt::Level OL = CodeGenOpt::Default);
   virtual ~SelectionDAGISel();
 
-  const TargetLowering *getTargetLowering() { return TLI; }
+  const TargetLowering *getTargetLowering() const {
+    return TM.getTargetLowering();
+  }
 
   virtual void getAnalysisUsage(AnalysisUsage &AU) const;
 
-- 
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