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https://github.com/c64scene-ar/llvm-6502.git
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f530aff9de
This patch adds support for recoded (meaning assembly-language compatible to standard mips32) arithmetic 32-bit instructions. Patch by Zoran Jovanovic. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@179873 91177308-0d34-0410-b5e6-96231b3b80d8
40 lines
2.1 KiB
TableGen
40 lines
2.1 KiB
TableGen
let isCodeGenOnly = 1 in {
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/// Arithmetic Instructions (ALU Immediate)
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def ADDiu_MM : MMRel, ArithLogicI<"addiu", simm16, CPURegsOpnd>,
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ADDI_FM_MM<0xc>;
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def ADDi_MM : MMRel, ArithLogicI<"addi", simm16, CPURegsOpnd>,
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ADDI_FM_MM<0x4>;
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def SLTi_MM : MMRel, SetCC_I<"slti", setlt, simm16, immSExt16, CPURegs>,
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SLTI_FM_MM<0x24>;
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def SLTiu_MM : MMRel, SetCC_I<"sltiu", setult, simm16, immSExt16, CPURegs>,
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SLTI_FM_MM<0x2c>;
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def ANDi_MM : MMRel, ArithLogicI<"andi", uimm16, CPURegsOpnd, immZExt16, and>,
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ADDI_FM_MM<0x34>;
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def ORi_MM : MMRel, ArithLogicI<"ori", uimm16, CPURegsOpnd, immZExt16, or>,
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ADDI_FM_MM<0x14>;
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def XORi_MM : MMRel, ArithLogicI<"xori", uimm16, CPURegsOpnd, immZExt16, xor>,
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ADDI_FM_MM<0x1c>;
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def LUi_MM : MMRel, LoadUpper<"lui", CPURegs, uimm16>, LUI_FM_MM;
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/// Arithmetic Instructions (3-Operand, R-Type)
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def ADDu_MM : MMRel, ArithLogicR<"addu", CPURegsOpnd>, ADD_FM_MM<0, 0x150>;
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def SUBu_MM : MMRel, ArithLogicR<"subu", CPURegsOpnd>, ADD_FM_MM<0, 0x1d0>;
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def MUL_MM : MMRel, ArithLogicR<"mul", CPURegsOpnd>, ADD_FM_MM<0, 0x210>;
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def ADD_MM : MMRel, ArithLogicR<"add", CPURegsOpnd>, ADD_FM_MM<0, 0x110>;
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def SUB_MM : MMRel, ArithLogicR<"sub", CPURegsOpnd>, ADD_FM_MM<0, 0x190>;
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def SLT_MM : MMRel, SetCC_R<"slt", setlt, CPURegs>, ADD_FM_MM<0, 0x350>;
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def SLTu_MM : MMRel, SetCC_R<"sltu", setult, CPURegs>,
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ADD_FM_MM<0, 0x390>;
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def AND_MM : MMRel, ArithLogicR<"and", CPURegsOpnd, 1, IIAlu, and>,
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ADD_FM_MM<0, 0x250>;
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def OR_MM : MMRel, ArithLogicR<"or", CPURegsOpnd, 1, IIAlu, or>,
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ADD_FM_MM<0, 0x290>;
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def XOR_MM : MMRel, ArithLogicR<"xor", CPURegsOpnd, 1, IIAlu, xor>,
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ADD_FM_MM<0, 0x310>;
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def NOR_MM : MMRel, LogicNOR<"nor", CPURegsOpnd>, ADD_FM_MM<0, 0x2d0>;
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def MULT_MM : MMRel, Mult<"mult", IIImul, CPURegsOpnd, [HI, LO]>,
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MULT_FM_MM<0x22c>;
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def MULTu_MM : MMRel, Mult<"multu", IIImul, CPURegsOpnd, [HI, LO]>,
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MULT_FM_MM<0x26c>;
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}
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