parent
a192536ebe
commit
fa6847f099
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@ -668,13 +668,15 @@ ARMBaseRegisterInfo::processFunctionBeforeCalleeSavedScan(MachineFunction &MF,
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NumExtras--;
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}
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}
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while (NumExtras && !UnspilledCS2GPRs.empty() &&
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!AFI->isThumb1OnlyFunction()) {
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unsigned Reg = UnspilledCS2GPRs.back();
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UnspilledCS2GPRs.pop_back();
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if (!isReservedReg(MF, Reg)) {
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Extras.push_back(Reg);
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NumExtras--;
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// For non-Thumb1 functions, also check for hi-reg CS registers
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if (!AFI->isThumb1OnlyFunction()) {
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while (NumExtras && !UnspilledCS2GPRs.empty()) {
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unsigned Reg = UnspilledCS2GPRs.back();
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UnspilledCS2GPRs.pop_back();
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if (!isReservedReg(MF, Reg)) {
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Extras.push_back(Reg);
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NumExtras--;
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}
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}
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}
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if (Extras.size() && NumExtras == 0) {
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