search for: subvt

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2018 Apr 10
1
64 bit mask in x86vshuffle instruction
...l OnlyUsesV1 = isShuffleEquivalent(V1, V2, Mask, {0, 1, 2, 3, 4, 5, 6, 7,0, 1, 2, 3, 4, 5, 6, 7}); if (OnlyUsesV1 || isShuffleEquivalent(V1, V2, Mask, {0, 1, 2, 3, 4, 5, 6, 7, 12, 13, 14, 15,16,17,18,19})) { MVT SubVT = MVT::getVectorVT(VT.getVectorElementType(), 16); SDValue LoV = DAG.getNode(ISD::EXTRACT_SUBVECTOR, DL, SubVT, V1, DAG.getIntPtrConstant(0, DL)); SDValue HiV = DAG.getNode(ISD::EXTRACT_SUBVECTOR, DL, SubVT, OnlyUsesV1 ? V1 : V2,...