diff options
Diffstat (limited to 'lib/Target/X86/X86ISelLowering.cpp')
| -rw-r--r-- | lib/Target/X86/X86ISelLowering.cpp | 25 |
1 files changed, 19 insertions, 6 deletions
diff --git a/lib/Target/X86/X86ISelLowering.cpp b/lib/Target/X86/X86ISelLowering.cpp index 48e049c617..2fd848d030 100644 --- a/lib/Target/X86/X86ISelLowering.cpp +++ b/lib/Target/X86/X86ISelLowering.cpp @@ -238,13 +238,22 @@ X86TargetLowering::X86TargetLowering(TargetMachine &TM) addLegalFPImmediate(-1.0); // FLD1/FCHS } + // First set operation action for all vector types to expand. Then we + // will selectively turn on ones that can be effectively codegen'd. + for (unsigned VT = (unsigned)MVT::Vector + 1; + VT != (unsigned)MVT::LAST_VALUETYPE; VT++) { + setOperationAction(ISD::ADD , (MVT::ValueType)VT, Expand); + setOperationAction(ISD::SUB , (MVT::ValueType)VT, Expand); + setOperationAction(ISD::MUL , (MVT::ValueType)VT, Expand); + setOperationAction(ISD::LOAD, (MVT::ValueType)VT, Expand); + } + if (TM.getSubtarget<X86Subtarget>().hasMMX()) { addRegisterClass(MVT::v8i8, X86::VR64RegisterClass); addRegisterClass(MVT::v4i16, X86::VR64RegisterClass); addRegisterClass(MVT::v2i32, X86::VR64RegisterClass); - // FIXME: We don't support any ConstantVec's yet. We should custom expand - // the ones we do! + // FIXME: add MMX packed arithmetics setOperationAction(ISD::ConstantVec, MVT::v8i8, Expand); setOperationAction(ISD::ConstantVec, MVT::v4i16, Expand); setOperationAction(ISD::ConstantVec, MVT::v2i32, Expand); @@ -253,8 +262,10 @@ X86TargetLowering::X86TargetLowering(TargetMachine &TM) if (TM.getSubtarget<X86Subtarget>().hasSSE1()) { addRegisterClass(MVT::v4f32, X86::VR128RegisterClass); - // FIXME: We don't support any ConstantVec's yet. We should custom expand - // the ones we do! + setOperationAction(ISD::ADD , MVT::v4f32, Legal); + setOperationAction(ISD::SUB , MVT::v4f32, Legal); + setOperationAction(ISD::MUL , MVT::v4f32, Legal); + setOperationAction(ISD::LOAD , MVT::v4f32, Legal); setOperationAction(ISD::ConstantVec, MVT::v4f32, Expand); } @@ -266,8 +277,10 @@ X86TargetLowering::X86TargetLowering(TargetMachine &TM) addRegisterClass(MVT::v2i64, X86::VR128RegisterClass); - // FIXME: We don't support any ConstantVec's yet. We should custom expand - // the ones we do! + setOperationAction(ISD::ADD , MVT::v2f64, Legal); + setOperationAction(ISD::SUB , MVT::v2f64, Legal); + setOperationAction(ISD::MUL , MVT::v2f64, Legal); + setOperationAction(ISD::LOAD , MVT::v2f64, Legal); setOperationAction(ISD::ConstantVec, MVT::v2f64, Expand); setOperationAction(ISD::ConstantVec, MVT::v16i8, Expand); setOperationAction(ISD::ConstantVec, MVT::v8i16, Expand); |