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mirror of https://github.com/c64scene-ar/llvm-6502.git synced 2024-12-14 11:32:34 +00:00

minor speedup

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@30065 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner 2006-09-03 07:53:50 +00:00
parent 5e50349070
commit fbecc5a593

View File

@ -161,7 +161,7 @@ bool LiveIntervals::runOnMachineFunction(MachineFunction &fn) {
numIntervalsAfter += getNumIntervals(); numIntervalsAfter += getNumIntervals();
// perform a final pass over the instructions and compute spill // perform a final pass over the instructions and compute spill
// weights, coalesce virtual registers and remove identity moves // weights, coalesce virtual registers and remove identity moves.
const LoopInfo& loopInfo = getAnalysis<LoopInfo>(); const LoopInfo& loopInfo = getAnalysis<LoopInfo>();
for (MachineFunction::iterator mbbi = mf_->begin(), mbbe = mf_->end(); for (MachineFunction::iterator mbbi = mf_->begin(), mbbe = mf_->end();
@ -182,8 +182,8 @@ bool LiveIntervals::runOnMachineFunction(MachineFunction &fn) {
++numPeep; ++numPeep;
} }
else { else {
for (unsigned i = 0; i < mii->getNumOperands(); ++i) { for (unsigned i = 0, e = mii->getNumOperands(); i != e; ++i) {
const MachineOperand& mop = mii->getOperand(i); const MachineOperand &mop = mii->getOperand(i);
if (mop.isRegister() && mop.getReg() && if (mop.isRegister() && mop.getReg() &&
MRegisterInfo::isVirtualRegister(mop.getReg())) { MRegisterInfo::isVirtualRegister(mop.getReg())) {
// replace register with representative register // replace register with representative register