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path: root/lib/CodeGen/SelectionDAG/ResourcePriorityQueue.cpp
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Diffstat (limited to 'lib/CodeGen/SelectionDAG/ResourcePriorityQueue.cpp')
-rw-r--r--lib/CodeGen/SelectionDAG/ResourcePriorityQueue.cpp15
1 files changed, 4 insertions, 11 deletions
diff --git a/lib/CodeGen/SelectionDAG/ResourcePriorityQueue.cpp b/lib/CodeGen/SelectionDAG/ResourcePriorityQueue.cpp
index ded8e68fcbce..a1d70ab6f036 100644
--- a/lib/CodeGen/SelectionDAG/ResourcePriorityQueue.cpp
+++ b/lib/CodeGen/SelectionDAG/ResourcePriorityQueue.cpp
@@ -57,10 +57,8 @@ ResourcePriorityQueue::ResourcePriorityQueue(SelectionDAGISel *IS)
RegPressure.resize(NumRC);
std::fill(RegLimit.begin(), RegLimit.end(), 0);
std::fill(RegPressure.begin(), RegPressure.end(), 0);
- for (TargetRegisterInfo::regclass_iterator I = TRI->regclass_begin(),
- E = TRI->regclass_end();
- I != E; ++I)
- RegLimit[(*I)->getID()] = TRI->getRegPressureLimit(*I, *IS->MF);
+ for (const TargetRegisterClass *RC : TRI->regclasses())
+ RegLimit[RC->getID()] = TRI->getRegPressureLimit(RC, *IS->MF);
ParallelLiveRanges = 0;
HorizontalVerticalBalance = 0;
@@ -364,16 +362,11 @@ int ResourcePriorityQueue::regPressureDelta(SUnit *SU, bool RawPressure) {
return RegBalance;
if (RawPressure) {
- for (TargetRegisterInfo::regclass_iterator I = TRI->regclass_begin(),
- E = TRI->regclass_end(); I != E; ++I) {
- const TargetRegisterClass *RC = *I;
+ for (const TargetRegisterClass *RC : TRI->regclasses())
RegBalance += rawRegPressureDelta(SU, RC->getID());
- }
}
else {
- for (TargetRegisterInfo::regclass_iterator I = TRI->regclass_begin(),
- E = TRI->regclass_end(); I != E; ++I) {
- const TargetRegisterClass *RC = *I;
+ for (const TargetRegisterClass *RC : TRI->regclasses()) {
if ((RegPressure[RC->getID()] +
rawRegPressureDelta(SU, RC->getID()) > 0) &&
(RegPressure[RC->getID()] +