[llvm] r219847 - Avoid caching the MachineFunction, we don't use it outside of
Eric Christopher
echristo at gmail.com
Wed Oct 15 14:06:26 PDT 2014
Author: echristo
Date: Wed Oct 15 16:06:25 2014
New Revision: 219847
URL: http://llvm.org/viewvc/llvm-project?rev=219847&view=rev
Log:
Avoid caching the MachineFunction, we don't use it outside of
runOnMachineFunction.
Modified:
llvm/trunk/lib/CodeGen/PeepholeOptimizer.cpp
Modified: llvm/trunk/lib/CodeGen/PeepholeOptimizer.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/CodeGen/PeepholeOptimizer.cpp?rev=219847&r1=219846&r2=219847&view=diff
==============================================================================
--- llvm/trunk/lib/CodeGen/PeepholeOptimizer.cpp (original)
+++ llvm/trunk/lib/CodeGen/PeepholeOptimizer.cpp Wed Oct 15 16:06:25 2014
@@ -107,7 +107,6 @@ STATISTIC(NumRewrittenCopies, "Number of
namespace {
class PeepholeOptimizer : public MachineFunctionPass {
- MachineFunction *MF;
const TargetInstrInfo *TII;
const TargetRegisterInfo *TRI;
MachineRegisterInfo *MRI;
@@ -1052,25 +1051,24 @@ bool PeepholeOptimizer::foldImmediate(Ma
return false;
}
-bool PeepholeOptimizer::runOnMachineFunction(MachineFunction &mf) {
- if (skipOptnoneFunction(*mf.getFunction()))
+bool PeepholeOptimizer::runOnMachineFunction(MachineFunction &MF) {
+ if (skipOptnoneFunction(*MF.getFunction()))
return false;
DEBUG(dbgs() << "********** PEEPHOLE OPTIMIZER **********\n");
- DEBUG(dbgs() << "********** Function: " << mf.getName() << '\n');
+ DEBUG(dbgs() << "********** Function: " << MF.getName() << '\n');
if (DisablePeephole)
return false;
- MF = &mf;
- TII = MF->getSubtarget().getInstrInfo();
- TRI = MF->getSubtarget().getRegisterInfo();
- MRI = &MF->getRegInfo();
+ TII = MF.getSubtarget().getInstrInfo();
+ TRI = MF.getSubtarget().getRegisterInfo();
+ MRI = &MF.getRegInfo();
DT = Aggressive ? &getAnalysis<MachineDominatorTree>() : nullptr;
bool Changed = false;
- for (MachineFunction::iterator I = MF->begin(), E = MF->end(); I != E; ++I) {
+ for (MachineFunction::iterator I = MF.begin(), E = MF.end(); I != E; ++I) {
MachineBasicBlock *MBB = &*I;
bool SeenMoveImm = false;
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