diff options
Diffstat (limited to 'lib/Target/Alpha/AlphaISelPattern.cpp')
| -rw-r--r-- | lib/Target/Alpha/AlphaISelPattern.cpp | 96 |
1 files changed, 60 insertions, 36 deletions
diff --git a/lib/Target/Alpha/AlphaISelPattern.cpp b/lib/Target/Alpha/AlphaISelPattern.cpp index 2ce18e1ae3..80e18e7325 100644 --- a/lib/Target/Alpha/AlphaISelPattern.cpp +++ b/lib/Target/Alpha/AlphaISelPattern.cpp @@ -676,31 +676,26 @@ unsigned AlphaISel::SelectExpr(SDOperand N) { getValueInfo(dyn_cast<SrcValueSDNode>(N.getOperand(2))->getValue(), i, j, k); - GlobalAddressSDNode *GASD = dyn_cast<GlobalAddressSDNode>(Address); - if (GASD && !GASD->getGlobal()->isExternal()) { - Tmp1 = MakeReg(MVT::i64); - AlphaLowering.restoreGP(BB); - BuildMI(BB, Alpha::LDAHr, 2, Tmp1) - .addGlobalAddress(GASD->getGlobal()).addReg(Alpha::R29); - if (EnableAlphaLSMark) - BuildMI(BB, Alpha::MEMLABEL, 4).addImm(i).addImm(j).addImm(k) - .addImm(getUID()); - BuildMI(BB, GetRelVersion(Opc), 2, Result) - .addGlobalAddress(GASD->getGlobal()).addReg(Tmp1); - } else if (ConstantPoolSDNode *CP = - dyn_cast<ConstantPoolSDNode>(Address)) { - unsigned CPIdx = BB->getParent()->getConstantPool()-> - getConstantPoolIndex(CP->get()); - AlphaLowering.restoreGP(BB); - has_sym = true; - Tmp1 = MakeReg(MVT::i64); - BuildMI(BB, Alpha::LDAHr, 2, Tmp1).addConstantPoolIndex(CPIdx) - .addReg(Alpha::R29); - if (EnableAlphaLSMark) - BuildMI(BB, Alpha::MEMLABEL, 4).addImm(i).addImm(j).addImm(k) - .addImm(getUID()); - BuildMI(BB, GetRelVersion(Opc), 2, Result) - .addConstantPoolIndex(CPIdx).addReg(Tmp1); + if (Address.getOpcode() == AlphaISD::GPRelLo) { + unsigned Hi = SelectExpr(Address.getOperand(1)); + Address = Address.getOperand(0); + if (GlobalAddressSDNode *GASD = dyn_cast<GlobalAddressSDNode>(Address)) { + if (EnableAlphaLSMark) + BuildMI(BB, Alpha::MEMLABEL, 4).addImm(i).addImm(j).addImm(k) + .addImm(getUID()); + BuildMI(BB, GetRelVersion(Opc), 2, Result) + .addGlobalAddress(GASD->getGlobal()).addReg(Hi); + } else if (ConstantPoolSDNode *CP = + dyn_cast<ConstantPoolSDNode>(Address)) { + unsigned CPIdx = BB->getParent()->getConstantPool()-> + getConstantPoolIndex(CP->get()); + has_sym = true; + if (EnableAlphaLSMark) + BuildMI(BB, Alpha::MEMLABEL, 4).addImm(i).addImm(j).addImm(k) + .addImm(getUID()); + BuildMI(BB, GetRelVersion(Opc), 2, Result) + .addConstantPoolIndex(CPIdx).addReg(Tmp1); + } else assert(0 && "Unknown Lo part"); } else if(Address.getOpcode() == ISD::FrameIndex) { if (EnableAlphaLSMark) BuildMI(BB, Alpha::MEMLABEL, 4).addImm(i).addImm(j).addImm(k) @@ -718,6 +713,36 @@ unsigned AlphaISel::SelectExpr(SDOperand N) { } return Result; } + case AlphaISD::GlobalBaseReg: + AlphaLowering.restoreGP(BB); + BuildMI(BB, Alpha::BIS, 2, Result).addReg(Alpha::R29).addReg(Alpha::R29); + return Result; + case AlphaISD::GPRelHi: + if (ConstantPoolSDNode *CP = dyn_cast<ConstantPoolSDNode>(N.getOperand(0))) + BuildMI(BB, Alpha::LDAHr, 2, Result) + .addConstantPoolIndex(BB->getParent()->getConstantPool()-> + getConstantPoolIndex(CP->get())) + .addReg(SelectExpr(N.getOperand(1))); + else if (GlobalAddressSDNode *GASD = + dyn_cast<GlobalAddressSDNode>(N.getOperand(0))) + BuildMI(BB, Alpha::LDAHr, 2, Result) + .addGlobalAddress(GASD->getGlobal()) + .addReg(SelectExpr(N.getOperand(1))); + else assert(0 && "unknown Hi part"); + return Result; + case AlphaISD::GPRelLo: + if (ConstantPoolSDNode *CP = dyn_cast<ConstantPoolSDNode>(N.getOperand(0))) + BuildMI(BB, Alpha::LDAr, 2, Result) + .addConstantPoolIndex(BB->getParent()->getConstantPool()-> + getConstantPoolIndex(CP->get())) + .addReg(SelectExpr(N.getOperand(1))); + else if (GlobalAddressSDNode *GASD = + dyn_cast<GlobalAddressSDNode>(N.getOperand(0))) + BuildMI(BB, Alpha::LDAr, 2, Result) + .addGlobalAddress(GASD->getGlobal()) + .addReg(SelectExpr(N.getOperand(1))); + else assert(0 && "unknown Lo part"); + return Result; case ISD::GlobalAddress: AlphaLowering.restoreGP(BB); @@ -1699,17 +1724,16 @@ void AlphaISel::Select(SDOperand N) { getValueInfo(cast<SrcValueSDNode>(N.getOperand(3))->getValue(), i, j, k); - GlobalAddressSDNode *GASD = dyn_cast<GlobalAddressSDNode>(Address); - if (GASD && !GASD->getGlobal()->isExternal()) { - Tmp2 = MakeReg(MVT::i64); - AlphaLowering.restoreGP(BB); - BuildMI(BB, Alpha::LDAHr, 2, Tmp2) - .addGlobalAddress(GASD->getGlobal()).addReg(Alpha::R29); - if (EnableAlphaLSMark) - BuildMI(BB, Alpha::MEMLABEL, 4).addImm(i).addImm(j).addImm(k) - .addImm(getUID()); - BuildMI(BB, GetRelVersion(Opc), 3).addReg(Tmp1) - .addGlobalAddress(GASD->getGlobal()).addReg(Tmp2); + if (Address.getOpcode() == AlphaISD::GPRelLo) { + unsigned Hi = SelectExpr(Address.getOperand(1)); + Address = Address.getOperand(0); + if (GlobalAddressSDNode *GASD = dyn_cast<GlobalAddressSDNode>(Address)) { + if (EnableAlphaLSMark) + BuildMI(BB, Alpha::MEMLABEL, 4).addImm(i).addImm(j).addImm(k) + .addImm(getUID()); + BuildMI(BB, GetRelVersion(Opc), 3).addReg(Tmp1) + .addGlobalAddress(GASD->getGlobal()).addReg(Hi); + } else assert(0 && "Unknown Lo part"); } else if(Address.getOpcode() == ISD::FrameIndex) { if (EnableAlphaLSMark) BuildMI(BB, Alpha::MEMLABEL, 4).addImm(i).addImm(j).addImm(k) |