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def addrimm12 : ComplexPattern<iPTR, 2, "selectIntAddrMM", [frameindex]>;
def simm12 : Operand<i32> {
let DecoderMethod = "DecodeSimm12";
}
def mem_mm_12 : Operand<i32> {
let PrintMethod = "printMemOperand";
let MIOperandInfo = (ops GPR32, simm12);
let EncoderMethod = "getMemEncodingMMImm12";
let ParserMatchClass = MipsMemAsmOperand;
let OperandType = "OPERAND_MEMORY";
}
let canFoldAsLoad = 1 in
class LoadLeftRightMM<string opstr, SDNode OpNode, RegisterOperand RO,
Operand MemOpnd> :
InstSE<(outs RO:$rt), (ins MemOpnd:$addr, RO:$src),
!strconcat(opstr, "\t$rt, $addr"),
[(set RO:$rt, (OpNode addrimm12:$addr, RO:$src))],
NoItinerary, FrmI> {
string Constraints = "$src = $rt";
}
class StoreLeftRightMM<string opstr, SDNode OpNode, RegisterOperand RO,
Operand MemOpnd>:
InstSE<(outs), (ins RO:$rt, MemOpnd:$addr),
!strconcat(opstr, "\t$rt, $addr"),
[(OpNode RO:$rt, addrimm12:$addr)], NoItinerary, FrmI>;
let DecoderNamespace = "MicroMips", Predicates = [InMicroMips] in {
/// Arithmetic Instructions (ALU Immediate)
def ADDiu_MM : MMRel, ArithLogicI<"addiu", simm16, GPR32Opnd>,
ADDI_FM_MM<0xc>;
def ADDi_MM : MMRel, ArithLogicI<"addi", simm16, GPR32Opnd>,
ADDI_FM_MM<0x4>;
def SLTi_MM : MMRel, SetCC_I<"slti", setlt, simm16, immSExt16, GPR32Opnd>,
SLTI_FM_MM<0x24>;
def SLTiu_MM : MMRel, SetCC_I<"sltiu", setult, simm16, immSExt16, GPR32Opnd>,
SLTI_FM_MM<0x2c>;
def ANDi_MM : MMRel, ArithLogicI<"andi", uimm16, GPR32Opnd>,
ADDI_FM_MM<0x34>;
def ORi_MM : MMRel, ArithLogicI<"ori", uimm16, GPR32Opnd>,
ADDI_FM_MM<0x14>;
def XORi_MM : MMRel, ArithLogicI<"xori", uimm16, GPR32Opnd>,
ADDI_FM_MM<0x1c>;
def LUi_MM : MMRel, LoadUpper<"lui", GPR32Opnd, uimm16>, LUI_FM_MM;
/// Arithmetic Instructions (3-Operand, R-Type)
def ADDu_MM : MMRel, ArithLogicR<"addu", GPR32Opnd>, ADD_FM_MM<0, 0x150>;
def SUBu_MM : MMRel, ArithLogicR<"subu", GPR32Opnd>, ADD_FM_MM<0, 0x1d0>;
def MUL_MM : MMRel, ArithLogicR<"mul", GPR32Opnd>, ADD_FM_MM<0, 0x210>;
def ADD_MM : MMRel, ArithLogicR<"add", GPR32Opnd>, ADD_FM_MM<0, 0x110>;
def SUB_MM : MMRel, ArithLogicR<"sub", GPR32Opnd>, ADD_FM_MM<0, 0x190>;
def SLT_MM : MMRel, SetCC_R<"slt", setlt, GPR32Opnd>, ADD_FM_MM<0, 0x350>;
def SLTu_MM : MMRel, SetCC_R<"sltu", setult, GPR32Opnd>,
ADD_FM_MM<0, 0x390>;
def AND_MM : MMRel, ArithLogicR<"and", GPR32Opnd, 1, IIAlu, and>,
ADD_FM_MM<0, 0x250>;
def OR_MM : MMRel, ArithLogicR<"or", GPR32Opnd, 1, IIAlu, or>,
ADD_FM_MM<0, 0x290>;
def XOR_MM : MMRel, ArithLogicR<"xor", GPR32Opnd, 1, IIAlu, xor>,
ADD_FM_MM<0, 0x310>;
def NOR_MM : MMRel, LogicNOR<"nor", GPR32Opnd>, ADD_FM_MM<0, 0x2d0>;
def MULT_MM : MMRel, Mult<"mult", IIImul, GPR32Opnd, [HI0, LO0]>,
MULT_FM_MM<0x22c>;
def MULTu_MM : MMRel, Mult<"multu", IIImul, GPR32Opnd, [HI0, LO0]>,
MULT_FM_MM<0x26c>;
/// Shift Instructions
def SLL_MM : MMRel, shift_rotate_imm<"sll", shamt, GPR32Opnd>,
SRA_FM_MM<0, 0>;
def SRL_MM : MMRel, shift_rotate_imm<"srl", shamt, GPR32Opnd>,
SRA_FM_MM<0x40, 0>;
def SRA_MM : MMRel, shift_rotate_imm<"sra", shamt, GPR32Opnd>,
SRA_FM_MM<0x80, 0>;
def SLLV_MM : MMRel, shift_rotate_reg<"sllv", GPR32Opnd>,
SRLV_FM_MM<0x10, 0>;
def SRLV_MM : MMRel, shift_rotate_reg<"srlv", GPR32Opnd>,
SRLV_FM_MM<0x50, 0>;
def SRAV_MM : MMRel, shift_rotate_reg<"srav", GPR32Opnd>,
SRLV_FM_MM<0x90, 0>;
def ROTR_MM : MMRel, shift_rotate_imm<"rotr", shamt, GPR32Opnd>,
SRA_FM_MM<0xc0, 0>;
def ROTRV_MM : MMRel, shift_rotate_reg<"rotrv", GPR32Opnd>,
SRLV_FM_MM<0xd0, 0>;
/// Load and Store Instructions - aligned
def LB_MM : Load<"lb", GPR32Opnd, sextloadi8>, MMRel, LW_FM_MM<0x7>;
def LBu_MM : Load<"lbu", GPR32Opnd, zextloadi8>, MMRel, LW_FM_MM<0x5>;
def LH_MM : Load<"lh", GPR32Opnd, sextloadi16>, MMRel, LW_FM_MM<0xf>;
def LHu_MM : Load<"lhu", GPR32Opnd, zextloadi16>, MMRel, LW_FM_MM<0xd>;
def LW_MM : Load<"lw", GPR32Opnd>, MMRel, LW_FM_MM<0x3f>;
def SB_MM : Store<"sb", GPR32Opnd, truncstorei8>, MMRel, LW_FM_MM<0x6>;
def SH_MM : Store<"sh", GPR32Opnd, truncstorei16>, MMRel, LW_FM_MM<0xe>;
def SW_MM : Store<"sw", GPR32Opnd>, MMRel, LW_FM_MM<0x3e>;
/// Load and Store Instructions - unaligned
def LWL_MM : LoadLeftRightMM<"lwl", MipsLWL, GPR32Opnd, mem_mm_12>,
LWL_FM_MM<0x0>;
def LWR_MM : LoadLeftRightMM<"lwr", MipsLWR, GPR32Opnd, mem_mm_12>,
LWL_FM_MM<0x1>;
def SWL_MM : StoreLeftRightMM<"swl", MipsSWL, GPR32Opnd, mem_mm_12>,
LWL_FM_MM<0x8>;
def SWR_MM : StoreLeftRightMM<"swr", MipsSWR, GPR32Opnd, mem_mm_12>,
LWL_FM_MM<0x9>;
}
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