forked from OSchip/llvm-project
now that we have a reg class to spill with, get this info from the regclass
llvm-svn: 23559
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88025e17c5
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2e794c9198
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@ -165,6 +165,7 @@ void PEI::calculateCallerSavedRegisters(MachineFunction &Fn) {
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// stack slots for them.
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// stack slots for them.
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for (unsigned i = 0, e = RegsToSave.size(); i != e; ++i) {
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for (unsigned i = 0, e = RegsToSave.size(); i != e; ++i) {
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unsigned Reg = RegsToSave[i].first;
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unsigned Reg = RegsToSave[i].first;
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const TargetRegisterClass *RC = RegsToSave[i].second;
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// Check to see if this physreg must be spilled to a particular stack slot
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// Check to see if this physreg must be spilled to a particular stack slot
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// on this target.
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// on this target.
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@ -176,12 +177,10 @@ void PEI::calculateCallerSavedRegisters(MachineFunction &Fn) {
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int FrameIdx;
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int FrameIdx;
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if (FixedSlot == FixedSpillSlots+NumFixedSpillSlots) {
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if (FixedSlot == FixedSpillSlots+NumFixedSpillSlots) {
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// Nope, just spill it anywhere convenient.
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// Nope, just spill it anywhere convenient.
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FrameIdx = FFI->CreateStackObject(RegInfo->getSpillSize(Reg)/8,
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FrameIdx = FFI->CreateStackObject(RC->getSize(), RC->getAlignment());
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RegInfo->getSpillAlignment(Reg)/8);
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} else {
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} else {
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// Spill it to the stack where we must.
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// Spill it to the stack where we must.
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FrameIdx = FFI->CreateFixedObject(RegInfo->getSpillSize(Reg)/8,
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FrameIdx = FFI->CreateFixedObject(RC->getSize(), FixedSlot->second);
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FixedSlot->second);
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}
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}
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StackSlots.push_back(FrameIdx);
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StackSlots.push_back(FrameIdx);
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}
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}
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