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| author | Benjamin Kramer <benny.kra@googlemail.com> | 2013-10-23 21:06:07 +0000 |
|---|---|---|
| committer | Benjamin Kramer <benny.kra@googlemail.com> | 2013-10-23 21:06:07 +0000 |
| commit | bb41c75ab51fcfc3ad36d3f8a438652b141e0fc0 (patch) | |
| tree | 1bb8f7c09feb260afbdaedf1b4ce48f42c0d3024 /lib/Target/X86/X86ISelLowering.cpp | |
| parent | d7da59004fc9262f33c96ad2736b36ff1235ce7b (diff) | |
| download | llvm-bb41c75ab51fcfc3ad36d3f8a438652b141e0fc0.tar.gz llvm-bb41c75ab51fcfc3ad36d3f8a438652b141e0fc0.tar.bz2 llvm-bb41c75ab51fcfc3ad36d3f8a438652b141e0fc0.tar.xz | |
X86: Custom lower sext v16i8 to v16i16, and the corresponding truncate.
Also update the cost model.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@193270 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Target/X86/X86ISelLowering.cpp')
| -rw-r--r-- | lib/Target/X86/X86ISelLowering.cpp | 14 |
1 files changed, 8 insertions, 6 deletions
diff --git a/lib/Target/X86/X86ISelLowering.cpp b/lib/Target/X86/X86ISelLowering.cpp index d74764714f..694623e175 100644 --- a/lib/Target/X86/X86ISelLowering.cpp +++ b/lib/Target/X86/X86ISelLowering.cpp @@ -1150,9 +1150,6 @@ void X86TargetLowering::resetOperationActions() { setOperationAction(ISD::FNEG, MVT::v4f64, Custom); setOperationAction(ISD::FABS, MVT::v4f64, Custom); - setOperationAction(ISD::TRUNCATE, MVT::v8i16, Custom); - setOperationAction(ISD::TRUNCATE, MVT::v4i32, Custom); - setOperationAction(ISD::FP_TO_SINT, MVT::v8i16, Custom); setOperationAction(ISD::FP_TO_SINT, MVT::v8i32, Legal); @@ -1160,8 +1157,6 @@ void X86TargetLowering::resetOperationActions() { setOperationAction(ISD::SINT_TO_FP, MVT::v8i32, Legal); setOperationAction(ISD::FP_ROUND, MVT::v4f32, Legal); - setOperationAction(ISD::ZERO_EXTEND, MVT::v16i16, Custom); - setOperationAction(ISD::ZERO_EXTEND, MVT::v8i32, Custom); setOperationAction(ISD::UINT_TO_FP, MVT::v8i8, Custom); setOperationAction(ISD::UINT_TO_FP, MVT::v8i16, Custom); @@ -1194,10 +1189,16 @@ void X86TargetLowering::resetOperationActions() { setOperationAction(ISD::SIGN_EXTEND, MVT::v4i64, Custom); setOperationAction(ISD::SIGN_EXTEND, MVT::v8i32, Custom); + setOperationAction(ISD::SIGN_EXTEND, MVT::v16i16, Custom); setOperationAction(ISD::ZERO_EXTEND, MVT::v4i64, Custom); setOperationAction(ISD::ZERO_EXTEND, MVT::v8i32, Custom); + setOperationAction(ISD::ZERO_EXTEND, MVT::v16i16, Custom); setOperationAction(ISD::ANY_EXTEND, MVT::v4i64, Custom); setOperationAction(ISD::ANY_EXTEND, MVT::v8i32, Custom); + setOperationAction(ISD::ANY_EXTEND, MVT::v16i16, Custom); + setOperationAction(ISD::TRUNCATE, MVT::v16i8, Custom); + setOperationAction(ISD::TRUNCATE, MVT::v8i16, Custom); + setOperationAction(ISD::TRUNCATE, MVT::v4i32, Custom); if (Subtarget->hasFMA() || Subtarget->hasFMA4()) { setOperationAction(ISD::FMA, MVT::v8f32, Legal); @@ -10391,7 +10392,8 @@ static SDValue LowerSIGN_EXTEND(SDValue Op, const X86Subtarget *Subtarget, return LowerSIGN_EXTEND_AVX512(Op, DAG); if ((VT != MVT::v4i64 || InVT != MVT::v4i32) && - (VT != MVT::v8i32 || InVT != MVT::v8i16)) + (VT != MVT::v8i32 || InVT != MVT::v8i16) && + (VT != MVT::v16i16 || InVT != MVT::v16i8)) return SDValue(); if (Subtarget->hasInt256()) |