Change a few instance variables to be local variables.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@84503 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Dan Gohman 2009-10-19 14:52:05 +00:00
parent e02a698acf
commit 4e9785ed8a

View File

@ -34,10 +34,8 @@ STATISTIC(NumSunk, "Number of machine instructions sunk");
namespace {
class VISIBILITY_HIDDEN MachineSinking : public MachineFunctionPass {
const TargetMachine *TM;
const TargetInstrInfo *TII;
const TargetRegisterInfo *TRI;
MachineFunction *CurMF; // Current MachineFunction
MachineRegisterInfo *RegInfo; // Machine register information
MachineDominatorTree *DT; // Machine dominator tree
AliasAnalysis *AA;
@ -92,19 +90,16 @@ bool MachineSinking::AllUsesDominatedByBlock(unsigned Reg,
return true;
}
bool MachineSinking::runOnMachineFunction(MachineFunction &MF) {
DEBUG(errs() << "******** Machine Sinking ********\n");
CurMF = &MF;
TM = &CurMF->getTarget();
TII = TM->getInstrInfo();
TRI = TM->getRegisterInfo();
RegInfo = &CurMF->getRegInfo();
const TargetMachine &TM = MF.getTarget();
TII = TM.getInstrInfo();
TRI = TM.getRegisterInfo();
RegInfo = &MF.getRegInfo();
DT = &getAnalysis<MachineDominatorTree>();
AA = &getAnalysis<AliasAnalysis>();
AllocatableSet = TRI->getAllocatableSet(*CurMF);
AllocatableSet = TRI->getAllocatableSet(MF);
bool EverMadeChange = false;
@ -112,7 +107,7 @@ bool MachineSinking::runOnMachineFunction(MachineFunction &MF) {
bool MadeChange = false;
// Process all basic blocks.
for (MachineFunction::iterator I = CurMF->begin(), E = CurMF->end();
for (MachineFunction::iterator I = MF.begin(), E = MF.end();
I != E; ++I)
MadeChange |= ProcessBlock(*I);