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Treat external variables similarly to those with weak linkage: load indirect.
llvm-svn: 15047
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1954583a4a
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@ -524,9 +524,8 @@ void ISel::copyConstantToRegister(MachineBasicBlock *MBB,
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// GV is located at PC + distance
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unsigned CurPC = makeAnotherReg(Type::IntTy);
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unsigned TmpReg = makeAnotherReg(GV->getType());
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unsigned Opcode = GV->hasWeakLinkage() ?
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PPC32::LOADLoIndirect :
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PPC32::LOADLoDirect;
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unsigned Opcode = (GV->hasWeakLinkage() || GV->isExternal()) ?
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PPC32::LOADLoIndirect : PPC32::LOADLoDirect;
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// Move PC to destination reg
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BuildMI(*MBB, IP, PPC32::MovePCtoLR, 0, CurPC);
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@ -2481,7 +2480,8 @@ void ISel::emitCastOperation(MachineBasicBlock *MBB,
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unsigned SrcReg2 = makeAnotherReg(Type::IntTy);
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BuildMI(*MBB, IP, PPC32::OR, 2, SrcReg2).addReg(SrcReg).addReg(SrcReg+1);
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BuildMI(*MBB, IP, PPC32::ADDIC, 2, TmpReg).addReg(SrcReg2).addImm(-1);
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BuildMI(*MBB, IP, PPC32::SUBFE, 2, DestReg).addReg(TmpReg).addReg(SrcReg2);
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BuildMI(*MBB, IP, PPC32::SUBFE, 2, DestReg).addReg(TmpReg)
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.addReg(SrcReg2);
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break;
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}
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case cFP32:
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@ -524,9 +524,8 @@ void ISel::copyConstantToRegister(MachineBasicBlock *MBB,
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// GV is located at PC + distance
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unsigned CurPC = makeAnotherReg(Type::IntTy);
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unsigned TmpReg = makeAnotherReg(GV->getType());
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unsigned Opcode = GV->hasWeakLinkage() ?
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PPC32::LOADLoIndirect :
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PPC32::LOADLoDirect;
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unsigned Opcode = (GV->hasWeakLinkage() || GV->isExternal()) ?
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PPC32::LOADLoIndirect : PPC32::LOADLoDirect;
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// Move PC to destination reg
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BuildMI(*MBB, IP, PPC32::MovePCtoLR, 0, CurPC);
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@ -2481,7 +2480,8 @@ void ISel::emitCastOperation(MachineBasicBlock *MBB,
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unsigned SrcReg2 = makeAnotherReg(Type::IntTy);
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BuildMI(*MBB, IP, PPC32::OR, 2, SrcReg2).addReg(SrcReg).addReg(SrcReg+1);
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BuildMI(*MBB, IP, PPC32::ADDIC, 2, TmpReg).addReg(SrcReg2).addImm(-1);
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BuildMI(*MBB, IP, PPC32::SUBFE, 2, DestReg).addReg(TmpReg).addReg(SrcReg2);
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BuildMI(*MBB, IP, PPC32::SUBFE, 2, DestReg).addReg(TmpReg)
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.addReg(SrcReg2);
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break;
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}
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case cFP32:
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