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| author | Kalle Raiskila <kalle.raiskila@nokia.com> | 2011-01-20 15:49:06 +0000 |
|---|---|---|
| committer | Kalle Raiskila <kalle.raiskila@nokia.com> | 2011-01-20 15:49:06 +0000 |
| commit | 6e5a54b36c083542d8f987929111043a0afb1c07 (patch) | |
| tree | 3a965d909d1ee7eadab150ed2caabf4ebf29270f /llvm/lib/Target/CellSPU/SPUISelLowering.cpp | |
| parent | 8fb2c3827c2e85edca529380ae9e125713884126 (diff) | |
| download | bcm5719-llvm-6e5a54b36c083542d8f987929111043a0afb1c07.tar.gz bcm5719-llvm-6e5a54b36c083542d8f987929111043a0afb1c07.zip | |
Allow sign-extending of i8 and i16 to i128 on SPU.
llvm-svn: 123912
Diffstat (limited to 'llvm/lib/Target/CellSPU/SPUISelLowering.cpp')
| -rw-r--r-- | llvm/lib/Target/CellSPU/SPUISelLowering.cpp | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/llvm/lib/Target/CellSPU/SPUISelLowering.cpp b/llvm/lib/Target/CellSPU/SPUISelLowering.cpp index 36c8bd56846..e218fb92d1c 100644 --- a/llvm/lib/Target/CellSPU/SPUISelLowering.cpp +++ b/llvm/lib/Target/CellSPU/SPUISelLowering.cpp @@ -2719,6 +2719,12 @@ static SDValue LowerSIGN_EXTEND(SDValue Op, SelectionDAG &DAG) SDValue Op0 = Op.getOperand(0); MVT Op0VT = Op0.getValueType().getSimpleVT(); + // extend i8 & i16 via i32 + if (Op0VT == MVT::i8 || Op0VT == MVT::i16) { + Op0 = DAG.getNode(ISD::SIGN_EXTEND, dl, MVT::i32, Op0); + Op0VT = MVT::i32; + } + // The type to extend to needs to be a i128 and // the type to extend from needs to be i64 or i32. assert((OpVT == MVT::i128 && (Op0VT == MVT::i64 || Op0VT == MVT::i32)) && |
