From 637eab6a3be3a15fbf2057328ec4773d77467a76 Mon Sep 17 00:00:00 2001
From: Bill Wendling <isanbard@gmail.com>
Date: Fri, 7 Jun 2013 06:26:43 +0000
Subject: Don't cache the instruction and register info from the TargetMachine,
 because the internals of TargetMachine could change.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@183491 91177308-0d34-0410-b5e6-96231b3b80d8
---
 lib/Target/MBlaze/MBlazeDelaySlotFiller.cpp | 6 ++----
 lib/Target/MBlaze/MBlazeInstrInfo.cpp       | 2 +-
 lib/Target/MBlaze/MBlazeRegisterInfo.cpp    | 4 ++--
 lib/Target/MBlaze/MBlazeRegisterInfo.h      | 4 +---
 4 files changed, 6 insertions(+), 10 deletions(-)

diff --git a/lib/Target/MBlaze/MBlazeDelaySlotFiller.cpp b/lib/Target/MBlaze/MBlazeDelaySlotFiller.cpp
index 3d0d1cecd1..1d18cc454b 100644
--- a/lib/Target/MBlaze/MBlazeDelaySlotFiller.cpp
+++ b/lib/Target/MBlaze/MBlazeDelaySlotFiller.cpp
@@ -37,13 +37,11 @@ static cl::opt<bool> MBDisableDelaySlotFiller(
 
 namespace {
   struct Filler : public MachineFunctionPass {
-
     TargetMachine &TM;
-    const TargetInstrInfo *TII;
 
     static char ID;
     Filler(TargetMachine &tm)
-      : MachineFunctionPass(ID), TM(tm), TII(tm.getInstrInfo()) { }
+      : MachineFunctionPass(ID), TM(tm) { }
 
     virtual const char *getPassName() const {
       return "MBlaze Delay Slot Filler";
@@ -239,7 +237,7 @@ bool Filler::runOnMachineBasicBlock(MachineBasicBlock &MBB) {
       Changed = true;
 
       if (D == MBB.end())
-        BuildMI(MBB, ++J, I->getDebugLoc(), TII->get(MBlaze::NOP));
+        BuildMI(MBB, ++J, I->getDebugLoc(),TM.getInstrInfo()->get(MBlaze::NOP));
       else
         MBB.splice(++J, &MBB, D);
     }
diff --git a/lib/Target/MBlaze/MBlazeInstrInfo.cpp b/lib/Target/MBlaze/MBlazeInstrInfo.cpp
index 79449f73f7..ab069e6716 100644
--- a/lib/Target/MBlaze/MBlazeInstrInfo.cpp
+++ b/lib/Target/MBlaze/MBlazeInstrInfo.cpp
@@ -29,7 +29,7 @@ using namespace llvm;
 
 MBlazeInstrInfo::MBlazeInstrInfo(MBlazeTargetMachine &tm)
   : MBlazeGenInstrInfo(MBlaze::ADJCALLSTACKDOWN, MBlaze::ADJCALLSTACKUP),
-    TM(tm), RI(*TM.getSubtargetImpl(), *this) {}
+    TM(tm), RI(*TM.getSubtargetImpl()) {}
 
 static bool isZeroImm(const MachineOperand &op) {
   return op.isImm() && op.getImm() == 0;
diff --git a/lib/Target/MBlaze/MBlazeRegisterInfo.cpp b/lib/Target/MBlaze/MBlazeRegisterInfo.cpp
index bd83afc1cc..72fb8c62af 100644
--- a/lib/Target/MBlaze/MBlazeRegisterInfo.cpp
+++ b/lib/Target/MBlaze/MBlazeRegisterInfo.cpp
@@ -42,8 +42,8 @@
 using namespace llvm;
 
 MBlazeRegisterInfo::
-MBlazeRegisterInfo(const MBlazeSubtarget &ST, const TargetInstrInfo &tii)
-  : MBlazeGenRegisterInfo(MBlaze::R15), Subtarget(ST), TII(tii) {}
+MBlazeRegisterInfo(const MBlazeSubtarget &ST)
+  : MBlazeGenRegisterInfo(MBlaze::R15), Subtarget(ST) {}
 
 unsigned MBlazeRegisterInfo::getPICCallReg() {
   return MBlaze::R20;
diff --git a/lib/Target/MBlaze/MBlazeRegisterInfo.h b/lib/Target/MBlaze/MBlazeRegisterInfo.h
index 497f3866c9..b463478a90 100644
--- a/lib/Target/MBlaze/MBlazeRegisterInfo.h
+++ b/lib/Target/MBlaze/MBlazeRegisterInfo.h
@@ -37,10 +37,8 @@ namespace MBlaze {
 
 struct MBlazeRegisterInfo : public MBlazeGenRegisterInfo {
   const MBlazeSubtarget &Subtarget;
-  const TargetInstrInfo &TII;
 
-  MBlazeRegisterInfo(const MBlazeSubtarget &Subtarget,
-                     const TargetInstrInfo &tii);
+  MBlazeRegisterInfo(const MBlazeSubtarget &Subtarget);
 
   /// Get PIC indirect call register
   static unsigned getPICCallReg();
-- 
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