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https://github.com/c64scene-ar/llvm-6502.git
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remove some now-dead code
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@26652 91177308-0d34-0410-b5e6-96231b3b80d8
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@ -31,10 +31,6 @@
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#include <iostream>
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#include <iostream>
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using namespace llvm;
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using namespace llvm;
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namespace llvm {
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extern cl::opt<bool> EnableAlphaLSMark;
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}
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//These describe LDAx
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//These describe LDAx
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static const int IMM_LOW = -32768;
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static const int IMM_LOW = -32768;
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static const int IMM_HIGH = 32767;
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static const int IMM_HIGH = 32767;
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@ -72,9 +68,6 @@ AlphaRegisterInfo::storeRegToStackSlot(MachineBasicBlock &MBB,
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const TargetRegisterClass *RC) const {
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const TargetRegisterClass *RC) const {
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//std::cerr << "Trying to store " << getPrettyName(SrcReg) << " to " << FrameIdx << "\n";
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//std::cerr << "Trying to store " << getPrettyName(SrcReg) << " to " << FrameIdx << "\n";
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//BuildMI(MBB, MI, Alpha::WTF, 0).addReg(SrcReg);
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//BuildMI(MBB, MI, Alpha::WTF, 0).addReg(SrcReg);
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if (EnableAlphaLSMark)
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BuildMI(MBB, MI, Alpha::MEMLABEL, 4).addImm(4).addImm(0).addImm(1)
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.addImm(getUID());
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if (RC == Alpha::F4RCRegisterClass)
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if (RC == Alpha::F4RCRegisterClass)
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BuildMI(MBB, MI, Alpha::STS, 3).addReg(SrcReg).addFrameIndex(FrameIdx).addReg(Alpha::F31);
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BuildMI(MBB, MI, Alpha::STS, 3).addReg(SrcReg).addFrameIndex(FrameIdx).addReg(Alpha::F31);
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else if (RC == Alpha::F8RCRegisterClass)
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else if (RC == Alpha::F8RCRegisterClass)
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@ -91,9 +84,6 @@ AlphaRegisterInfo::loadRegFromStackSlot(MachineBasicBlock &MBB,
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unsigned DestReg, int FrameIdx,
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unsigned DestReg, int FrameIdx,
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const TargetRegisterClass *RC) const {
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const TargetRegisterClass *RC) const {
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//std::cerr << "Trying to load " << getPrettyName(DestReg) << " to " << FrameIdx << "\n";
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//std::cerr << "Trying to load " << getPrettyName(DestReg) << " to " << FrameIdx << "\n";
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if (EnableAlphaLSMark)
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BuildMI(MBB, MI, Alpha::MEMLABEL, 4).addImm(4).addImm(0).addImm(2)
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.addImm(getUID());
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if (RC == Alpha::F4RCRegisterClass)
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if (RC == Alpha::F4RCRegisterClass)
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BuildMI(MBB, MI, Alpha::LDS, 2, DestReg).addFrameIndex(FrameIdx).addReg(Alpha::F31);
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BuildMI(MBB, MI, Alpha::LDS, 2, DestReg).addFrameIndex(FrameIdx).addReg(Alpha::F31);
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else if (RC == Alpha::F8RCRegisterClass)
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else if (RC == Alpha::F8RCRegisterClass)
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@ -317,9 +307,6 @@ void AlphaRegisterInfo::emitPrologue(MachineFunction &MF) const {
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//now if we need to, save the old FP and set the new
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//now if we need to, save the old FP and set the new
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if (FP)
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if (FP)
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{
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{
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if (EnableAlphaLSMark)
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BuildMI(MBB, MBBI, Alpha::MEMLABEL, 4).addImm(4).addImm(0).addImm(1)
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.addImm(getUID());
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BuildMI(MBB, MBBI, Alpha::STQ, 3).addReg(Alpha::R15).addImm(0).addReg(Alpha::R30);
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BuildMI(MBB, MBBI, Alpha::STQ, 3).addReg(Alpha::R15).addImm(0).addReg(Alpha::R30);
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//this must be the last instr in the prolog
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//this must be the last instr in the prolog
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BuildMI(MBB, MBBI, Alpha::BIS, 2, Alpha::R15).addReg(Alpha::R30).addReg(Alpha::R30);
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BuildMI(MBB, MBBI, Alpha::BIS, 2, Alpha::R15).addReg(Alpha::R30).addReg(Alpha::R30);
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@ -346,9 +333,6 @@ void AlphaRegisterInfo::emitEpilogue(MachineFunction &MF,
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BuildMI(MBB, MBBI, Alpha::BIS, 2, Alpha::R30).addReg(Alpha::R15)
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BuildMI(MBB, MBBI, Alpha::BIS, 2, Alpha::R30).addReg(Alpha::R15)
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.addReg(Alpha::R15);
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.addReg(Alpha::R15);
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//restore the FP
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//restore the FP
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if (EnableAlphaLSMark)
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BuildMI(MBB, MBBI, Alpha::MEMLABEL, 4).addImm(4).addImm(0).addImm(2)
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.addImm(getUID());
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BuildMI(MBB, MBBI, Alpha::LDQ, 2, Alpha::R15).addImm(0).addReg(Alpha::R15);
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BuildMI(MBB, MBBI, Alpha::LDQ, 2, Alpha::R15).addImm(0).addReg(Alpha::R15);
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}
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}
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