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| author | Craig Topper <craig.topper@gmail.com> | 2012-05-18 07:07:36 +0000 |
|---|---|---|
| committer | Craig Topper <craig.topper@gmail.com> | 2012-05-18 07:07:36 +0000 |
| commit | 0cf4038c59dd1cff4d8c28e36006d292e7dbd156 (patch) | |
| tree | c7e048e971f6d5bb16137509720f21e02d62da43 /llvm/lib | |
| parent | 92db928ee952c0eadaf1e741c2c1206517fbe39a (diff) | |
| download | bcm5719-llvm-0cf4038c59dd1cff4d8c28e36006d292e7dbd156.tar.gz bcm5719-llvm-0cf4038c59dd1cff4d8c28e36006d292e7dbd156.zip | |
Simplify code a bit. No functional change intended.
llvm-svn: 157044
Diffstat (limited to 'llvm/lib')
| -rw-r--r-- | llvm/lib/Target/X86/X86ISelLowering.cpp | 22 |
1 files changed, 8 insertions, 14 deletions
diff --git a/llvm/lib/Target/X86/X86ISelLowering.cpp b/llvm/lib/Target/X86/X86ISelLowering.cpp index e1f777b402a..439cd4f8625 100644 --- a/llvm/lib/Target/X86/X86ISelLowering.cpp +++ b/llvm/lib/Target/X86/X86ISelLowering.cpp @@ -5644,13 +5644,10 @@ X86TargetLowering::LowerVECTOR_SHUFFLEv8i16(SDValue Op, bool TwoInputs = V1Used && V2Used; for (unsigned i = 0; i != 8; ++i) { int EltIdx = MaskVals[i] * 2; - if (TwoInputs && (EltIdx >= 16)) { - pshufbMask.push_back(DAG.getConstant(0x80, MVT::i8)); - pshufbMask.push_back(DAG.getConstant(0x80, MVT::i8)); - continue; - } - pshufbMask.push_back(DAG.getConstant(EltIdx, MVT::i8)); - pshufbMask.push_back(DAG.getConstant(EltIdx+1, MVT::i8)); + int Idx0 = (TwoInputs && (EltIdx >= 16)) ? 0x80 : EltIdx; + int Idx1 = (TwoInputs && (EltIdx >= 16)) ? 0x80 : EltIdx+1; + pshufbMask.push_back(DAG.getConstant(Idx0, MVT::i8)); + pshufbMask.push_back(DAG.getConstant(Idx1, MVT::i8)); } V1 = DAG.getNode(ISD::BITCAST, dl, MVT::v16i8, V1); V1 = DAG.getNode(X86ISD::PSHUFB, dl, MVT::v16i8, V1, @@ -5664,13 +5661,10 @@ X86TargetLowering::LowerVECTOR_SHUFFLEv8i16(SDValue Op, pshufbMask.clear(); for (unsigned i = 0; i != 8; ++i) { int EltIdx = MaskVals[i] * 2; - if (EltIdx < 16) { - pshufbMask.push_back(DAG.getConstant(0x80, MVT::i8)); - pshufbMask.push_back(DAG.getConstant(0x80, MVT::i8)); - continue; - } - pshufbMask.push_back(DAG.getConstant(EltIdx - 16, MVT::i8)); - pshufbMask.push_back(DAG.getConstant(EltIdx - 15, MVT::i8)); + int Idx0 = (EltIdx < 16) ? 0x80 : EltIdx - 16; + int Idx1 = (EltIdx < 16) ? 0x80 : EltIdx - 15; + pshufbMask.push_back(DAG.getConstant(Idx0, MVT::i8)); + pshufbMask.push_back(DAG.getConstant(Idx1, MVT::i8)); } V2 = DAG.getNode(ISD::BITCAST, dl, MVT::v16i8, V2); V2 = DAG.getNode(X86ISD::PSHUFB, dl, MVT::v16i8, V2, |
