Vector op lowering.

llvm-svn: 26438
This commit is contained in:
Evan Cheng 2006-03-01 01:11:20 +00:00
parent 53a2d60bca
commit 1926427351
2 changed files with 35 additions and 6 deletions

View File

@ -156,10 +156,26 @@ PPCTargetLowering::PPCTargetLowering(TargetMachine &TM)
setOperationAction(ISD::SRA, MVT::i64, Custom); setOperationAction(ISD::SRA, MVT::i64, Custom);
} }
// 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<PPCSubtarget>().hasAltivec()) { if (TM.getSubtarget<PPCSubtarget>().hasAltivec()) {
addRegisterClass(MVT::v4f32, PPC::VRRCRegisterClass); addRegisterClass(MVT::v4f32, PPC::VRRCRegisterClass);
addRegisterClass(MVT::v4i32, PPC::VRRCRegisterClass); addRegisterClass(MVT::v4i32, PPC::VRRCRegisterClass);
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::ADD , MVT::v4i32, Legal);
setOperationAction(ISD::LOAD , MVT::v4i32, Legal);
// FIXME: We don't support any ConstantVec's yet. We should custom expand // FIXME: We don't support any ConstantVec's yet. We should custom expand
// the ones we do! // the ones we do!
setOperationAction(ISD::ConstantVec, MVT::v4f32, Expand); setOperationAction(ISD::ConstantVec, MVT::v4f32, Expand);

View File

@ -238,13 +238,22 @@ X86TargetLowering::X86TargetLowering(TargetMachine &TM)
addLegalFPImmediate(-1.0); // FLD1/FCHS 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()) { if (TM.getSubtarget<X86Subtarget>().hasMMX()) {
addRegisterClass(MVT::v8i8, X86::VR64RegisterClass); addRegisterClass(MVT::v8i8, X86::VR64RegisterClass);
addRegisterClass(MVT::v4i16, X86::VR64RegisterClass); addRegisterClass(MVT::v4i16, X86::VR64RegisterClass);
addRegisterClass(MVT::v2i32, X86::VR64RegisterClass); addRegisterClass(MVT::v2i32, X86::VR64RegisterClass);
// FIXME: We don't support any ConstantVec's yet. We should custom expand // FIXME: add MMX packed arithmetics
// the ones we do!
setOperationAction(ISD::ConstantVec, MVT::v8i8, Expand); setOperationAction(ISD::ConstantVec, MVT::v8i8, Expand);
setOperationAction(ISD::ConstantVec, MVT::v4i16, Expand); setOperationAction(ISD::ConstantVec, MVT::v4i16, Expand);
setOperationAction(ISD::ConstantVec, MVT::v2i32, Expand); setOperationAction(ISD::ConstantVec, MVT::v2i32, Expand);
@ -253,8 +262,10 @@ X86TargetLowering::X86TargetLowering(TargetMachine &TM)
if (TM.getSubtarget<X86Subtarget>().hasSSE1()) { if (TM.getSubtarget<X86Subtarget>().hasSSE1()) {
addRegisterClass(MVT::v4f32, X86::VR128RegisterClass); addRegisterClass(MVT::v4f32, X86::VR128RegisterClass);
// FIXME: We don't support any ConstantVec's yet. We should custom expand setOperationAction(ISD::ADD , MVT::v4f32, Legal);
// the ones we do! setOperationAction(ISD::SUB , MVT::v4f32, Legal);
setOperationAction(ISD::MUL , MVT::v4f32, Legal);
setOperationAction(ISD::LOAD , MVT::v4f32, Legal);
setOperationAction(ISD::ConstantVec, MVT::v4f32, Expand); setOperationAction(ISD::ConstantVec, MVT::v4f32, Expand);
} }
@ -266,8 +277,10 @@ X86TargetLowering::X86TargetLowering(TargetMachine &TM)
addRegisterClass(MVT::v2i64, X86::VR128RegisterClass); addRegisterClass(MVT::v2i64, X86::VR128RegisterClass);
// FIXME: We don't support any ConstantVec's yet. We should custom expand setOperationAction(ISD::ADD , MVT::v2f64, Legal);
// the ones we do! 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::v2f64, Expand);
setOperationAction(ISD::ConstantVec, MVT::v16i8, Expand); setOperationAction(ISD::ConstantVec, MVT::v16i8, Expand);
setOperationAction(ISD::ConstantVec, MVT::v8i16, Expand); setOperationAction(ISD::ConstantVec, MVT::v8i16, Expand);