Differential D62272 Diff 202929 llvm/lib/CodeGen/ExpandReductions.cpp

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Show First 20 Lines • Show All 112 Lines • ▼ Show 20 Lines	case Intrinsic::experimental_vector_reduce_fmin:
Vec = II->getArgOperand(0);		Vec = II->getArgOperand(0);
MRK = getMRK(ID);		MRK = getMRK(ID);
break;		break;
default:		default:
continue;		continue;
}		}
if (!TTI->shouldExpandReduction(II))		if (!TTI->shouldExpandReduction(II))
continue;		continue;
		// Propagate FMF using the builder.
FastMathFlags FMF =		FastMathFlags FMF =
isa<FPMathOperator>(II) ? II->getFastMathFlags() : FastMathFlags{};		isa<FPMathOperator>(II) ? II->getFastMathFlags() : FastMathFlags{};
		IRBuilder<>::FastMathFlagGuard FMFGuard(Builder);
		Builder.setFastMathFlags(FMF);
Value *Rdx =		Value *Rdx =
IsOrdered ? getOrderedReduction(Builder, Acc, Vec, getOpcode(ID), MRK)		IsOrdered ? getOrderedReduction(Builder, Acc, Vec, getOpcode(ID), MRK)
: getShuffleReduction(Builder, Vec, getOpcode(ID), MRK, FMF);		: getShuffleReduction(Builder, Vec, getOpcode(ID), MRK);
II->replaceAllUsesWith(Rdx);		II->replaceAllUsesWith(Rdx);
II->eraseFromParent();		II->eraseFromParent();
Changed = true;		Changed = true;
}		}
return Changed;		return Changed;
}		}

class ExpandReductions : public FunctionPass {		class ExpandReductions : public FunctionPass {
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