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Move getCommonSubClass() into TRI.

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It will soon need the context.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@140896 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Jakob Stoklund Olesen
2011-09-30 22:18:51 +00:00
parent f9a4bb78da
commit e27e1ca3c9
8 changed files with 22 additions and 16 deletions
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5
lib/CodeGen/LiveStackAnalysis.cpp
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@ -44,7 +44,8 @@ void LiveStacks::releaseMemory() {
S2RCMap.clear();
}
bool LiveStacks::runOnMachineFunction(MachineFunction &) {
bool LiveStacks::runOnMachineFunction(MachineFunction &MF) {
TRI = MF.getTarget().getRegisterInfo();
// FIXME: No analysis is being done right now. We are relying on the
// register allocators to provide the information.
return false;
@ -61,7 +62,7 @@ LiveStacks::getOrCreateInterval(int Slot, const TargetRegisterClass *RC) {
} else {
// Use the largest common subclass register class.
const TargetRegisterClass *OldRC = S2RCMap[Slot];
S2RCMap[Slot] = getCommonSubClass(OldRC, RC);
S2RCMap[Slot] = TRI->getCommonSubClass(OldRC, RC);
}
return I->second;
}