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Searched refs:HighBitExtract (Results 1 – 1 of 1) sorted by relevance

/openbsd-src/gnu/llvm/llvm/lib/Transforms/InstCombine/
H A DInstCombineShifts.cpp1439 Instruction *HighBitExtract; in foldVariableSignZeroExtensionOfVariableHighBitExtract() local
1440 match(MaybeTrunc, m_TruncOrSelf(m_Instruction(HighBitExtract))); in foldVariableSignZeroExtensionOfVariableHighBitExtract()
1441 bool HadTrunc = MaybeTrunc != HighBitExtract; in foldVariableSignZeroExtensionOfVariableHighBitExtract()
1445 if (!match(HighBitExtract, m_Shr(m_Value(X), m_Value(NumLowBitsToSkip)))) in foldVariableSignZeroExtensionOfVariableHighBitExtract()
1453 !BitWidthSplat(C0, HighBitExtract)) in foldVariableSignZeroExtensionOfVariableHighBitExtract()
1459 if (HighBitExtract->getOpcode() == OldAShr.getOpcode()) in foldVariableSignZeroExtensionOfVariableHighBitExtract()
1471 NewAShr->copyIRFlags(HighBitExtract); // We can preserve 'exact'-ness. in foldVariableSignZeroExtensionOfVariableHighBitExtract()