diff options
Diffstat (limited to 'llvm')
| -rw-r--r-- | llvm/lib/Target/X86/X86ISelLowering.cpp | 26 |
1 files changed, 6 insertions, 20 deletions
diff --git a/llvm/lib/Target/X86/X86ISelLowering.cpp b/llvm/lib/Target/X86/X86ISelLowering.cpp index 9037ece8c9c..05cd3afa93e 100644 --- a/llvm/lib/Target/X86/X86ISelLowering.cpp +++ b/llvm/lib/Target/X86/X86ISelLowering.cpp @@ -132,26 +132,6 @@ X86TargetLowering::X86TargetLowering(X86TargetMachine &TM) setLoadExtAction(ISD::SEXTLOAD, MVT::i1, Promote); - setOperationAction(ISD::ADDC, MVT::i8, Custom); - setOperationAction(ISD::ADDC, MVT::i16, Custom); - setOperationAction(ISD::ADDC, MVT::i32, Custom); - setOperationAction(ISD::ADDC, MVT::i64, Custom); - - setOperationAction(ISD::ADDE, MVT::i8, Custom); - setOperationAction(ISD::ADDE, MVT::i16, Custom); - setOperationAction(ISD::ADDE, MVT::i32, Custom); - setOperationAction(ISD::ADDE, MVT::i64, Custom); - - setOperationAction(ISD::SUBC, MVT::i8, Custom); - setOperationAction(ISD::SUBC, MVT::i16, Custom); - setOperationAction(ISD::SUBC, MVT::i32, Custom); - setOperationAction(ISD::SUBC, MVT::i64, Custom); - - setOperationAction(ISD::SUBE, MVT::i8, Custom); - setOperationAction(ISD::SUBE, MVT::i16, Custom); - setOperationAction(ISD::SUBE, MVT::i32, Custom); - setOperationAction(ISD::SUBE, MVT::i64, Custom); - // We don't accept any truncstore of integer registers. setTruncStoreAction(MVT::i64, MVT::i32, Expand); setTruncStoreAction(MVT::i64, MVT::i16, Expand); @@ -275,6 +255,12 @@ X86TargetLowering::X86TargetLowering(X86TargetMachine &TM) setOperationAction(ISD::UDIV, VT, Expand); setOperationAction(ISD::SREM, VT, Expand); setOperationAction(ISD::UREM, VT, Expand); + + // Add/Sub overflow ops with MVT::Flags are lowered to EFLAGS dependences. + setOperationAction(ISD::ADDC, VT, Custom); + setOperationAction(ISD::ADDE, VT, Custom); + setOperationAction(ISD::SUBC, VT, Custom); + setOperationAction(ISD::SUBE, VT, Custom); } setOperationAction(ISD::BR_JT , MVT::Other, Expand); |
