llvm-6502/lib/Target/Mips/MicroMipsInstrInfo.td
Akira Hatanaka f530aff9de [mips] First patch which adds support for micromips.
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
2013-04-19 19:03:11 +00:00

40 lines
2.1 KiB
TableGen

let isCodeGenOnly = 1 in {
/// Arithmetic Instructions (ALU Immediate)
def ADDiu_MM : MMRel, ArithLogicI<"addiu", simm16, CPURegsOpnd>,
ADDI_FM_MM<0xc>;
def ADDi_MM : MMRel, ArithLogicI<"addi", simm16, CPURegsOpnd>,
ADDI_FM_MM<0x4>;
def SLTi_MM : MMRel, SetCC_I<"slti", setlt, simm16, immSExt16, CPURegs>,
SLTI_FM_MM<0x24>;
def SLTiu_MM : MMRel, SetCC_I<"sltiu", setult, simm16, immSExt16, CPURegs>,
SLTI_FM_MM<0x2c>;
def ANDi_MM : MMRel, ArithLogicI<"andi", uimm16, CPURegsOpnd, immZExt16, and>,
ADDI_FM_MM<0x34>;
def ORi_MM : MMRel, ArithLogicI<"ori", uimm16, CPURegsOpnd, immZExt16, or>,
ADDI_FM_MM<0x14>;
def XORi_MM : MMRel, ArithLogicI<"xori", uimm16, CPURegsOpnd, immZExt16, xor>,
ADDI_FM_MM<0x1c>;
def LUi_MM : MMRel, LoadUpper<"lui", CPURegs, uimm16>, LUI_FM_MM;
/// Arithmetic Instructions (3-Operand, R-Type)
def ADDu_MM : MMRel, ArithLogicR<"addu", CPURegsOpnd>, ADD_FM_MM<0, 0x150>;
def SUBu_MM : MMRel, ArithLogicR<"subu", CPURegsOpnd>, ADD_FM_MM<0, 0x1d0>;
def MUL_MM : MMRel, ArithLogicR<"mul", CPURegsOpnd>, ADD_FM_MM<0, 0x210>;
def ADD_MM : MMRel, ArithLogicR<"add", CPURegsOpnd>, ADD_FM_MM<0, 0x110>;
def SUB_MM : MMRel, ArithLogicR<"sub", CPURegsOpnd>, ADD_FM_MM<0, 0x190>;
def SLT_MM : MMRel, SetCC_R<"slt", setlt, CPURegs>, ADD_FM_MM<0, 0x350>;
def SLTu_MM : MMRel, SetCC_R<"sltu", setult, CPURegs>,
ADD_FM_MM<0, 0x390>;
def AND_MM : MMRel, ArithLogicR<"and", CPURegsOpnd, 1, IIAlu, and>,
ADD_FM_MM<0, 0x250>;
def OR_MM : MMRel, ArithLogicR<"or", CPURegsOpnd, 1, IIAlu, or>,
ADD_FM_MM<0, 0x290>;
def XOR_MM : MMRel, ArithLogicR<"xor", CPURegsOpnd, 1, IIAlu, xor>,
ADD_FM_MM<0, 0x310>;
def NOR_MM : MMRel, LogicNOR<"nor", CPURegsOpnd>, ADD_FM_MM<0, 0x2d0>;
def MULT_MM : MMRel, Mult<"mult", IIImul, CPURegsOpnd, [HI, LO]>,
MULT_FM_MM<0x22c>;
def MULTu_MM : MMRel, Mult<"multu", IIImul, CPURegsOpnd, [HI, LO]>,
MULT_FM_MM<0x26c>;
}