[llvm] r227175 - Clean up the AArch64 store pair suppression pass initialization

[Eric Christopher]

Author: echristo
Date: Tue Jan 27 01:54:36 2015
New Revision: 227175

URL: http://llvm.org/viewvc/llvm-project?rev=227175&view=rev
Log:
Clean up the AArch64 store pair suppression pass initialization
and remove and unnecessary class variable.

Modified:
    llvm/trunk/lib/Target/AArch64/AArch64StorePairSuppress.cpp

Modified: llvm/trunk/lib/Target/AArch64/AArch64StorePairSuppress.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/AArch64/AArch64StorePairSuppress.cpp?rev=227175&r1=227174&r2=227175&view=diff
==============================================================================
--- llvm/trunk/lib/Target/AArch64/AArch64StorePairSuppress.cpp (original)
+++ llvm/trunk/lib/Target/AArch64/AArch64StorePairSuppress.cpp Tue Jan 27 01:54:36 2015
@@ -30,7 +30,6 @@ class AArch64StorePairSuppress : public
   const AArch64InstrInfo *TII;
   const TargetRegisterInfo *TRI;
   const MachineRegisterInfo *MRI;
-  MachineFunction *MF;
   TargetSchedModel SchedModel;
   MachineTraceMetrics *Traces;
   MachineTraceMetrics::Ensemble *MinInstr;
@@ -115,19 +114,16 @@ bool AArch64StorePairSuppress::isNarrowF
   }
 }
 
-bool AArch64StorePairSuppress::runOnMachineFunction(MachineFunction &mf) {
-  MF = &mf;
-  TII =
-      static_cast<const AArch64InstrInfo *>(MF->getSubtarget().getInstrInfo());
-  TRI = MF->getSubtarget().getRegisterInfo();
-  MRI = &MF->getRegInfo();
-  const TargetSubtargetInfo &ST = MF->getSubtarget();
+bool AArch64StorePairSuppress::runOnMachineFunction(MachineFunction &MF) {
+  const TargetSubtargetInfo &ST = MF.getSubtarget();
+  TII = static_cast<const AArch64InstrInfo *>(ST.getInstrInfo());
+  TRI = ST.getRegisterInfo();
+  MRI = &MF.getRegInfo();
   SchedModel.init(ST.getSchedModel(), &ST, TII);
-
   Traces = &getAnalysis<MachineTraceMetrics>();
   MinInstr = nullptr;
 
-  DEBUG(dbgs() << "*** " << getPassName() << ": " << MF->getName() << '\n');
+  DEBUG(dbgs() << "*** " << getPassName() << ": " << MF.getName() << '\n');
 
   if (!SchedModel.hasInstrSchedModel()) {
     DEBUG(dbgs() << "  Skipping pass: no machine model present.\n");
@@ -138,7 +134,7 @@ bool AArch64StorePairSuppress::runOnMach
   // precisely determine whether a store pair can be formed. But we do want to
   // filter out most situations where we can't form store pairs to avoid
   // computing trace metrics in those cases.
-  for (auto &MBB : *MF) {
+  for (auto &MBB : MF) {
     bool SuppressSTP = false;
     unsigned PrevBaseReg = 0;
     for (auto &MI : MBB) {