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Emit target specific nodes for isSHUFPMask

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@113048 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Bruno Cardoso Lopes 2010-09-04 01:22:57 +00:00
parent d344f28b9d
commit 4c827f5ae1
1 changed files with 10 additions and 1 deletions
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11
lib/Target/X86/X86ISelLowering.cpp
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@ -5471,12 +5471,21 @@ X86TargetLowering::LowerVECTOR_SHUFFLE(SDValue Op, SelectionDAG &DAG) const {
// FIXME: pshufb, blends, shifts.
if (VT.getVectorNumElements() == 2 ||
ShuffleVectorSDNode::isSplatMask(&M[0], VT) ||
isSHUFPMask(M, VT) ||
isPSHUFHWMask(M, VT) ||
isPSHUFLWMask(M, VT) ||
isPALIGNRMask(M, VT, Subtarget->hasSSSE3()))
return Op;
if (isSHUFPMask(M, VT)) {
unsigned TargetMask = X86::getShuffleSHUFImmediate(SVOp);
if (VT == MVT::v4f32 || VT == MVT::v4i32)
return getTargetShuffleNode(X86ISD::SHUFPS, dl, VT, V1, V2,
TargetMask, DAG);
if (VT == MVT::v2f64 || VT == MVT::v2i64)
return getTargetShuffleNode(X86ISD::SHUFPD, dl, VT, V1, V2,
TargetMask, DAG);
}
if (X86::isUNPCKL_v_undef_Mask(SVOp))
if (VT != MVT::v2i64 && VT != MVT::v2f64)
return getTargetShuffleNode(getUNPCKLOpcode(VT), dl, VT, V1, V1, DAG);