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| author | Krzysztof Parzyszek <kparzysz@codeaurora.org> | 2017-12-18 18:32:27 +0000 |
|---|---|---|
| committer | Krzysztof Parzyszek <kparzysz@codeaurora.org> | 2017-12-18 18:32:27 +0000 |
| commit | 6b589e593d7af86f3b32d767ae98e16fa8ddb0ff (patch) | |
| tree | c7c35eafea29c6a6f80729f0c7099adca7024517 /llvm/lib/Target/Hexagon/HexagonISelLoweringHVX.cpp | |
| parent | f947137ed0b6486cb0dc8cd47496e98899fc2987 (diff) | |
| download | bcm5719-llvm-6b589e593d7af86f3b32d767ae98e16fa8ddb0ff.tar.gz bcm5719-llvm-6b589e593d7af86f3b32d767ae98e16fa8ddb0ff.zip | |
[Hexagon] Generate HVX code for vector sign-, zero- and any-extends
Implement any-extend as zero-extend.
llvm-svn: 321004
Diffstat (limited to 'llvm/lib/Target/Hexagon/HexagonISelLoweringHVX.cpp')
| -rw-r--r-- | llvm/lib/Target/Hexagon/HexagonISelLoweringHVX.cpp | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/llvm/lib/Target/Hexagon/HexagonISelLoweringHVX.cpp b/llvm/lib/Target/Hexagon/HexagonISelLoweringHVX.cpp index 652dffce841..c1d44cb0e7d 100644 --- a/llvm/lib/Target/Hexagon/HexagonISelLoweringHVX.cpp +++ b/llvm/lib/Target/Hexagon/HexagonISelLoweringHVX.cpp @@ -454,3 +454,10 @@ HexagonTargetLowering::LowerHvxSetCC(SDValue Op, SelectionDAG &DAG) const { return Negate ? getNode(Hexagon::V6_pred_not, dl, ResTy, {CmpV}, DAG) : CmpV; } + +SDValue +HexagonTargetLowering::LowerHvxExtend(SDValue Op, SelectionDAG &DAG) const { + // Sign- and zero-extends are legal. + assert(Op.getOpcode() == ISD::ANY_EXTEND_VECTOR_INREG); + return DAG.getZeroExtendVectorInReg(Op.getOperand(0), SDLoc(Op), ty(Op)); +} |
