// 5) ISD::CvtCode indicating the type of conversion to do
CONVERT_RNDSAT,
+ // FP16_TO_FP32, FP32_TO_FP16 - These operators are used to perform
+ // promotions and truncation for half-precision (16 bit) floating
+ // numbers. We need special nodes since FP16 is a storage-only type with
+ // special semantics of operations.
+ FP16_TO_FP32, FP32_TO_FP16,
+
// FNEG, FABS, FSQRT, FSIN, FCOS, FPOWI, FPOW,
// FLOG, FLOG2, FLOG10, FEXP, FEXP2,
// FCEIL, FTRUNC, FRINT, FNEARBYINT, FFLOOR - Perform various unary floating
case Intrinsic::pow:
visitPow(I);
return 0;
+ case Intrinsic::convert_to_fp16:
+ setValue(&I, DAG.getNode(ISD::FP32_TO_FP16, dl,
+ MVT::i16, getValue(I.getOperand(1))));
+ return 0;
+ case Intrinsic::convert_from_fp16:
+ setValue(&I, DAG.getNode(ISD::FP16_TO_FP32, dl,
+ MVT::f32, getValue(I.getOperand(1))));
+ return 0;
case Intrinsic::pcmarker: {
SDValue Tmp = getValue(I.getOperand(1));
DAG.setRoot(DAG.getNode(ISD::PCMARKER, dl, MVT::Other, getRoot(), Tmp));