forked from OSchip/llvm-project
parent
1bde3f86d1
commit
c7f4841769
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@ -1903,7 +1903,7 @@ bool ARMTargetLowering::isUsedByReturnOnly(SDNode *N) const {
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return false;
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unsigned NumCopies = 0;
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SDNode* Copies[2];
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SDNode* Copies[2] = { 0, 0 };
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SDNode *Use = *N->use_begin();
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if (Use->getOpcode() == ISD::CopyToReg) {
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Copies[NumCopies++] = Use;
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@ -1938,7 +1938,7 @@ bool ARMTargetLowering::isUsedByReturnOnly(SDNode *N) const {
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UI != UE; ++UI) {
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if (UI->getOpcode() == ISD::CopyToReg) {
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SDNode *Use = *UI;
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if (Use == Copies[0] || Use == Copies[1])
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if (Use == Copies[0] || ((NumCopies == 2) && (Use == Copies[1])))
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continue;
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return false;
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}
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