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RegPressure: fix array index iteration style.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156560 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Andrew Trick 2012-05-10 19:11:49 +00:00
parent b401e3bd16
commit d253035339
1 changed files with 8 additions and 8 deletions
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16
lib/CodeGen/RegisterPressure.cpp
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@ -424,14 +424,14 @@ bool RegPressureTracker::recede() {
// Kill liveness at live defs.
// TODO: consider earlyclobbers?
for (unsigned i = 0; i < PhysRegOpers.Defs.size(); ++i) {
for (unsigned i = 0, e = PhysRegOpers.Defs.size(); i < e; ++i) {
unsigned Reg = PhysRegOpers.Defs[i];
if (LivePhysRegs.erase(Reg))
decreasePhysRegPressure(Reg);
else
discoverPhysLiveOut(Reg);
}
for (unsigned i = 0; i < VirtRegOpers.Defs.size(); ++i) {
for (unsigned i = 0, e = VirtRegOpers.Defs.size(); i < e; ++i) {
unsigned Reg = VirtRegOpers.Defs[i];
if (LiveVirtRegs.erase(Reg))
decreaseVirtRegPressure(Reg);
@ -440,14 +440,14 @@ bool RegPressureTracker::recede() {
}
// Generate liveness for uses.
for (unsigned i = 0; i < PhysRegOpers.Uses.size(); ++i) {
for (unsigned i = 0, e = PhysRegOpers.Uses.size(); i < e; ++i) {
unsigned Reg = PhysRegOpers.Uses[i];
if (!hasRegAlias(Reg, LivePhysRegs, TRI)) {
increasePhysRegPressure(Reg);
LivePhysRegs.insert(Reg);
}
}
for (unsigned i = 0; i < VirtRegOpers.Uses.size(); ++i) {
for (unsigned i = 0, e = VirtRegOpers.Uses.size(); i < e; ++i) {
unsigned Reg = VirtRegOpers.Uses[i];
if (!LiveVirtRegs.count(Reg)) {
// Adjust liveouts if LiveIntervals are available.
@ -490,7 +490,7 @@ bool RegPressureTracker::advance() {
collectOperands(CurrPos, PhysRegOpers, VirtRegOpers, TRI, RCI);
// Kill liveness at last uses.
for (unsigned i = 0; i < PhysRegOpers.Uses.size(); ++i) {
for (unsigned i = 0, e = PhysRegOpers.Uses.size(); i < e; ++i) {
unsigned Reg = PhysRegOpers.Uses[i];
if (!hasRegAlias(Reg, LivePhysRegs, TRI))
discoverPhysLiveIn(Reg);
@ -500,7 +500,7 @@ bool RegPressureTracker::advance() {
LivePhysRegs.erase(Reg);
}
}
for (unsigned i = 0; i < VirtRegOpers.Uses.size(); ++i) {
for (unsigned i = 0, e = VirtRegOpers.Uses.size(); i < e; ++i) {
unsigned Reg = VirtRegOpers.Uses[i];
if (RequireIntervals) {
const LiveInterval *LI = &LIS->getInterval(Reg);
@ -518,14 +518,14 @@ bool RegPressureTracker::advance() {
}
// Generate liveness for defs.
for (unsigned i = 0; i < PhysRegOpers.Defs.size(); ++i) {
for (unsigned i = 0, e = PhysRegOpers.Defs.size(); i < e; ++i) {
unsigned Reg = PhysRegOpers.Defs[i];
if (!hasRegAlias(Reg, LivePhysRegs, TRI)) {
increasePhysRegPressure(Reg);
LivePhysRegs.insert(Reg);
}
}
for (unsigned i = 0; i < VirtRegOpers.Defs.size(); ++i) {
for (unsigned i = 0, e = VirtRegOpers.Defs.size(); i < e; ++i) {
unsigned Reg = VirtRegOpers.Defs[i];
if (LiveVirtRegs.insert(Reg).second)
increaseVirtRegPressure(Reg);