llvm-project/llvm/lib/Target/Mips/MicroMipsInstrInfo.td

1192 lines
49 KiB
TableGen

def addrimm11 : ComplexPattern<iPTR, 2, "selectIntAddr11MM", [frameindex]>;
def addrimm12 : ComplexPattern<iPTR, 2, "selectIntAddr12MM", [frameindex]>;
def addrimm16 : ComplexPattern<iPTR, 2, "selectIntAddr16MM", [frameindex]>;
def addrimm4lsl2 : ComplexPattern<iPTR, 2, "selectIntAddrLSL2MM", [frameindex]>;
def simm9_addiusp : Operand<i32> {
let EncoderMethod = "getSImm9AddiuspValue";
let DecoderMethod = "DecodeSimm9SP";
}
def uimm3_shift : Operand<i32> {
let EncoderMethod = "getUImm3Mod8Encoding";
let DecoderMethod = "DecodePOOL16BEncodedField";
}
def simm3_lsa2 : Operand<i32> {
let EncoderMethod = "getSImm3Lsa2Value";
let DecoderMethod = "DecodeAddiur2Simm7";
}
def uimm4_andi : Operand<i32> {
let EncoderMethod = "getUImm4AndValue";
let DecoderMethod = "DecodeANDI16Imm";
}
def immSExtAddiur2 : ImmLeaf<i32, [{return Imm == 1 || Imm == -1 ||
((Imm % 4 == 0) &&
Imm < 28 && Imm > 0);}]>;
def immSExtAddius5 : ImmLeaf<i32, [{return Imm >= -8 && Imm <= 7;}]>;
def immZExtAndi16 : ImmLeaf<i32,
[{return (Imm == 128 || (Imm >= 1 && Imm <= 4) || Imm == 7 || Imm == 8 ||
Imm == 15 || Imm == 16 || Imm == 31 || Imm == 32 || Imm == 63 ||
Imm == 64 || Imm == 255 || Imm == 32768 || Imm == 65535 );}]>;
def immZExt2Shift : ImmLeaf<i32, [{return Imm >= 1 && Imm <= 8;}]>;
def immLi16 : ImmLeaf<i32, [{return Imm >= -1 && Imm <= 126;}]>;
def MicroMipsMemGPRMM16AsmOperand : AsmOperandClass {
let Name = "MicroMipsMem";
let RenderMethod = "addMicroMipsMemOperands";
let ParserMethod = "parseMemOperand";
let PredicateMethod = "isMemWithGRPMM16Base";
}
// Define the classes of pointers used by microMIPS.
// The numbers must match those in MipsRegisterInfo::MipsPtrClass.
def ptr_gpr16mm_rc : PointerLikeRegClass<1>;
def ptr_sp_rc : PointerLikeRegClass<2>;
def ptr_gp_rc : PointerLikeRegClass<3>;
class mem_mm_4_generic : Operand<i32> {
let PrintMethod = "printMemOperand";
let MIOperandInfo = (ops ptr_gpr16mm_rc, simm4);
let OperandType = "OPERAND_MEMORY";
let ParserMatchClass = MicroMipsMemGPRMM16AsmOperand;
}
def mem_mm_4 : mem_mm_4_generic {
let EncoderMethod = "getMemEncodingMMImm4";
}
def mem_mm_4_lsl1 : mem_mm_4_generic {
let EncoderMethod = "getMemEncodingMMImm4Lsl1";
}
def mem_mm_4_lsl2 : mem_mm_4_generic {
let EncoderMethod = "getMemEncodingMMImm4Lsl2";
}
def MicroMipsMemSPAsmOperand : AsmOperandClass {
let Name = "MicroMipsMemSP";
let RenderMethod = "addMemOperands";
let ParserMethod = "parseMemOperand";
let PredicateMethod = "isMemWithUimmWordAlignedOffsetSP<7>";
}
def MicroMipsMemGPAsmOperand : AsmOperandClass {
let Name = "MicroMipsMemGP";
let RenderMethod = "addMemOperands";
let ParserMethod = "parseMemOperand";
let PredicateMethod = "isMemWithSimmWordAlignedOffsetGP<9>";
}
def mem_mm_sp_imm5_lsl2 : Operand<i32> {
let PrintMethod = "printMemOperand";
let MIOperandInfo = (ops ptr_sp_rc:$base, simm5:$offset);
let OperandType = "OPERAND_MEMORY";
let ParserMatchClass = MicroMipsMemSPAsmOperand;
let EncoderMethod = "getMemEncodingMMSPImm5Lsl2";
}
def mem_mm_gp_simm7_lsl2 : Operand<i32> {
let PrintMethod = "printMemOperand";
let MIOperandInfo = (ops ptr_gp_rc:$base, simm7_lsl2:$offset);
let OperandType = "OPERAND_MEMORY";
let ParserMatchClass = MicroMipsMemGPAsmOperand;
let EncoderMethod = "getMemEncodingMMGPImm7Lsl2";
}
def mem_mm_9 : Operand<i32> {
let PrintMethod = "printMemOperand";
let MIOperandInfo = (ops ptr_rc, simm9);
let EncoderMethod = "getMemEncodingMMImm9";
let ParserMatchClass = MipsMemSimm9AsmOperand;
let OperandType = "OPERAND_MEMORY";
}
def mem_mm_11 : Operand<i32> {
let PrintMethod = "printMemOperand";
let MIOperandInfo = (ops GPR32, simm11);
let EncoderMethod = "getMemEncodingMMImm11";
let ParserMatchClass = MipsMemSimm11AsmOperand;
let OperandType = "OPERAND_MEMORY";
}
def mem_mm_12 : Operand<i32> {
let PrintMethod = "printMemOperand";
let MIOperandInfo = (ops ptr_rc, simm12);
let EncoderMethod = "getMemEncodingMMImm12";
let ParserMatchClass = MipsMemAsmOperand;
let OperandType = "OPERAND_MEMORY";
}
def mem_mm_16 : Operand<i32> {
let PrintMethod = "printMemOperand";
let MIOperandInfo = (ops ptr_rc, simm16);
let EncoderMethod = "getMemEncodingMMImm16";
let ParserMatchClass = MipsMemSimm16AsmOperand;
let OperandType = "OPERAND_MEMORY";
}
def MipsMemUimm4AsmOperand : AsmOperandClass {
let Name = "MemOffsetUimm4";
let SuperClasses = [MipsMemAsmOperand];
let RenderMethod = "addMemOperands";
let ParserMethod = "parseMemOperand";
let PredicateMethod = "isMemWithUimmOffsetSP<6>";
}
def mem_mm_4sp : Operand<i32> {
let PrintMethod = "printMemOperand";
let MIOperandInfo = (ops ptr_sp_rc, uimm8);
let EncoderMethod = "getMemEncodingMMImm4sp";
let ParserMatchClass = MipsMemUimm4AsmOperand;
let OperandType = "OPERAND_MEMORY";
}
def jmptarget_mm : Operand<OtherVT> {
let EncoderMethod = "getJumpTargetOpValueMM";
}
def calltarget_mm : Operand<iPTR> {
let EncoderMethod = "getJumpTargetOpValueMM";
}
def brtarget7_mm : Operand<OtherVT> {
let EncoderMethod = "getBranchTarget7OpValueMM";
let OperandType = "OPERAND_PCREL";
let DecoderMethod = "DecodeBranchTarget7MM";
let ParserMatchClass = MipsJumpTargetAsmOperand;
}
def brtarget10_mm : Operand<OtherVT> {
let EncoderMethod = "getBranchTargetOpValueMMPC10";
let OperandType = "OPERAND_PCREL";
let DecoderMethod = "DecodeBranchTarget10MM";
let ParserMatchClass = MipsJumpTargetAsmOperand;
}
def brtarget_mm : Operand<OtherVT> {
let EncoderMethod = "getBranchTargetOpValueMM";
let OperandType = "OPERAND_PCREL";
let DecoderMethod = "DecodeBranchTargetMM";
let ParserMatchClass = MipsJumpTargetAsmOperand;
}
def simm23_lsl2 : Operand<i32> {
let EncoderMethod = "getSimm23Lsl2Encoding";
let DecoderMethod = "DecodeSimm23Lsl2";
}
class CompactBranchMM<string opstr, DAGOperand opnd, PatFrag cond_op,
RegisterOperand RO> :
InstSE<(outs), (ins RO:$rs, opnd:$offset),
!strconcat(opstr, "\t$rs, $offset"), [], II_BCCZC, FrmI> {
let isBranch = 1;
let isTerminator = 1;
let hasDelaySlot = 0;
let Defs = [AT];
}
let canFoldAsLoad = 1 in
class LoadLeftRightMM<string opstr, SDNode OpNode, RegisterOperand RO,
Operand MemOpnd, InstrItinClass Itin> :
InstSE<(outs RO:$rt), (ins MemOpnd:$addr, RO:$src),
!strconcat(opstr, "\t$rt, $addr"),
[(set RO:$rt, (OpNode addrimm12:$addr, RO:$src))],
Itin, FrmI> {
let DecoderMethod = "DecodeMemMMImm12";
string Constraints = "$src = $rt";
}
class StoreLeftRightMM<string opstr, SDNode OpNode, RegisterOperand RO,
Operand MemOpnd, InstrItinClass Itin>:
InstSE<(outs), (ins RO:$rt, MemOpnd:$addr),
!strconcat(opstr, "\t$rt, $addr"),
[(OpNode RO:$rt, addrimm12:$addr)], Itin, FrmI> {
let DecoderMethod = "DecodeMemMMImm12";
}
/// A register pair used by movep instruction.
def MovePRegPairAsmOperand : AsmOperandClass {
let Name = "MovePRegPair";
let ParserMethod = "parseMovePRegPair";
let PredicateMethod = "isMovePRegPair";
}
def movep_regpair : Operand<i32> {
let EncoderMethod = "getMovePRegPairOpValue";
let ParserMatchClass = MovePRegPairAsmOperand;
let PrintMethod = "printRegisterList";
let DecoderMethod = "DecodeMovePRegPair";
let MIOperandInfo = (ops ptr_rc, ptr_rc);
}
class MovePMM16<string opstr, RegisterOperand RO> :
MicroMipsInst16<(outs movep_regpair:$dst_regs), (ins RO:$rs, RO:$rt),
!strconcat(opstr, "\t$dst_regs, $rs, $rt"), [],
NoItinerary, FrmR> {
let isReMaterializable = 1;
}
/// A register pair used by load/store pair instructions.
def RegPairAsmOperand : AsmOperandClass {
let Name = "RegPair";
let ParserMethod = "parseRegisterPair";
let PredicateMethod = "isRegPair";
}
def regpair : Operand<i32> {
let EncoderMethod = "getRegisterPairOpValue";
let ParserMatchClass = RegPairAsmOperand;
let PrintMethod = "printRegisterPair";
let DecoderMethod = "DecodeRegPairOperand";
let MIOperandInfo = (ops ptr_rc, ptr_rc);
}
class StorePairMM<string opstr, ComplexPattern Addr = addr>
: InstSE<(outs), (ins regpair:$rt, mem_simm12:$addr),
!strconcat(opstr, "\t$rt, $addr"), [], II_SWP, FrmI, opstr> {
let DecoderMethod = "DecodeMemMMImm12";
let mayStore = 1;
}
class LoadPairMM<string opstr, ComplexPattern Addr = addr>
: InstSE<(outs regpair:$rt), (ins mem_simm12:$addr),
!strconcat(opstr, "\t$rt, $addr"), [], II_LWP, FrmI, opstr> {
let DecoderMethod = "DecodeMemMMImm12";
let mayLoad = 1;
}
class LLBaseMM<string opstr, RegisterOperand RO> :
InstSE<(outs RO:$rt), (ins mem_mm_12:$addr),
!strconcat(opstr, "\t$rt, $addr"), [], II_LL, FrmI> {
let DecoderMethod = "DecodeMemMMImm12";
let mayLoad = 1;
}
class LLEBaseMM<string opstr, RegisterOperand RO> :
InstSE<(outs RO:$rt), (ins mem_simm9:$addr),
!strconcat(opstr, "\t$rt, $addr"), [], II_LLE, FrmI> {
let DecoderMethod = "DecodeMemMMImm9";
let mayLoad = 1;
}
class SCBaseMM<string opstr, RegisterOperand RO> :
InstSE<(outs RO:$dst), (ins RO:$rt, mem_mm_12:$addr),
!strconcat(opstr, "\t$rt, $addr"), [], II_SC, FrmI> {
let DecoderMethod = "DecodeMemMMImm12";
let mayStore = 1;
let Constraints = "$rt = $dst";
}
class SCEBaseMM<string opstr, RegisterOperand RO> :
InstSE<(outs RO:$dst), (ins RO:$rt, mem_simm9:$addr),
!strconcat(opstr, "\t$rt, $addr"), [], II_SCE, FrmI> {
let DecoderMethod = "DecodeMemMMImm9";
let mayStore = 1;
let Constraints = "$rt = $dst";
}
class LoadMM<string opstr, DAGOperand RO, SDPatternOperator OpNode = null_frag,
InstrItinClass Itin = NoItinerary, DAGOperand MO = mem_mm_12> :
InstSE<(outs RO:$rt), (ins MO:$addr),
!strconcat(opstr, "\t$rt, $addr"),
[(set RO:$rt, (OpNode addrimm12:$addr))], Itin, FrmI, opstr> {
let DecoderMethod = "DecodeMemMMImm12";
let canFoldAsLoad = 1;
let mayLoad = 1;
}
class ArithRMM16<string opstr, RegisterOperand RO, bit isComm = 0,
InstrItinClass Itin = NoItinerary,
SDPatternOperator OpNode = null_frag> :
MicroMipsInst16<(outs RO:$rd), (ins RO:$rs, RO:$rt),
!strconcat(opstr, "\t$rd, $rs, $rt"),
[(set RO:$rd, (OpNode RO:$rs, RO:$rt))], Itin, FrmR> {
let isCommutable = isComm;
}
class AndImmMM16<string opstr, RegisterOperand RO,
InstrItinClass Itin = NoItinerary> :
MicroMipsInst16<(outs RO:$rd), (ins RO:$rs, uimm4_andi:$imm),
!strconcat(opstr, "\t$rd, $rs, $imm"), [], Itin, FrmI>;
class LogicRMM16<string opstr, RegisterOperand RO,
InstrItinClass Itin = NoItinerary,
SDPatternOperator OpNode = null_frag> :
MicroMipsInst16<(outs RO:$dst), (ins RO:$rs, RO:$rt),
!strconcat(opstr, "\t$rt, $rs"),
[(set RO:$dst, (OpNode RO:$rs, RO:$rt))], Itin, FrmR> {
let isCommutable = 1;
let Constraints = "$rt = $dst";
}
class NotMM16<string opstr, RegisterOperand RO> :
MicroMipsInst16<(outs RO:$rt), (ins RO:$rs),
!strconcat(opstr, "\t$rt, $rs"),
[(set RO:$rt, (not RO:$rs))], II_NOT, FrmR>;
class ShiftIMM16<string opstr, Operand ImmOpnd, RegisterOperand RO,
InstrItinClass Itin = NoItinerary> :
MicroMipsInst16<(outs RO:$rd), (ins RO:$rt, ImmOpnd:$shamt),
!strconcat(opstr, "\t$rd, $rt, $shamt"), [], Itin, FrmR>;
class LoadMM16<string opstr, DAGOperand RO, SDPatternOperator OpNode,
InstrItinClass Itin, Operand MemOpnd> :
MicroMipsInst16<(outs RO:$rt), (ins MemOpnd:$addr),
!strconcat(opstr, "\t$rt, $addr"), [], Itin, FrmI> {
let DecoderMethod = "DecodeMemMMImm4";
let canFoldAsLoad = 1;
let mayLoad = 1;
}
class StoreMM16<string opstr, DAGOperand RTOpnd, DAGOperand RO,
SDPatternOperator OpNode, InstrItinClass Itin,
Operand MemOpnd> :
MicroMipsInst16<(outs), (ins RTOpnd:$rt, MemOpnd:$addr),
!strconcat(opstr, "\t$rt, $addr"), [], Itin, FrmI> {
let DecoderMethod = "DecodeMemMMImm4";
let mayStore = 1;
}
class LoadSPMM16<string opstr, DAGOperand RO, InstrItinClass Itin,
Operand MemOpnd> :
MicroMipsInst16<(outs RO:$rt), (ins MemOpnd:$offset),
!strconcat(opstr, "\t$rt, $offset"), [], Itin, FrmI> {
let DecoderMethod = "DecodeMemMMSPImm5Lsl2";
let canFoldAsLoad = 1;
let mayLoad = 1;
}
class StoreSPMM16<string opstr, DAGOperand RO, InstrItinClass Itin,
Operand MemOpnd> :
MicroMipsInst16<(outs), (ins RO:$rt, MemOpnd:$offset),
!strconcat(opstr, "\t$rt, $offset"), [], Itin, FrmI> {
let DecoderMethod = "DecodeMemMMSPImm5Lsl2";
let mayStore = 1;
}
class LoadGPMM16<string opstr, DAGOperand RO, InstrItinClass Itin,
Operand MemOpnd> :
MicroMipsInst16<(outs RO:$rt), (ins MemOpnd:$offset),
!strconcat(opstr, "\t$rt, $offset"), [], Itin, FrmI> {
let DecoderMethod = "DecodeMemMMGPImm7Lsl2";
let canFoldAsLoad = 1;
let mayLoad = 1;
}
class AddImmUR2<string opstr, RegisterOperand RO> :
MicroMipsInst16<(outs RO:$rd), (ins RO:$rs, simm3_lsa2:$imm),
!strconcat(opstr, "\t$rd, $rs, $imm"),
[], II_ADDIU, FrmR> {
let isCommutable = 1;
}
class AddImmUS5<string opstr, RegisterOperand RO> :
MicroMipsInst16<(outs RO:$dst), (ins RO:$rd, simm4:$imm),
!strconcat(opstr, "\t$rd, $imm"), [], II_ADDIU, FrmR> {
let Constraints = "$rd = $dst";
}
class AddImmUR1SP<string opstr, RegisterOperand RO> :
MicroMipsInst16<(outs RO:$rd), (ins uimm6_lsl2:$imm),
!strconcat(opstr, "\t$rd, $imm"), [], II_ADDIU, FrmR>;
class AddImmUSP<string opstr> :
MicroMipsInst16<(outs), (ins simm9_addiusp:$imm),
!strconcat(opstr, "\t$imm"), [], II_ADDIU, FrmI>;
class MoveFromHILOMM<string opstr, RegisterOperand RO, Register UseReg> :
MicroMipsInst16<(outs RO:$rd), (ins), !strconcat(opstr, "\t$rd"),
[], II_MFHI_MFLO, FrmR> {
let Uses = [UseReg];
let hasSideEffects = 0;
}
class MoveMM16<string opstr, RegisterOperand RO>
: MicroMipsInst16<(outs RO:$rd), (ins RO:$rs),
!strconcat(opstr, "\t$rd, $rs"), [], II_MOVE, FrmR> {
let isReMaterializable = 1;
}
class LoadImmMM16<string opstr, Operand Od, RegisterOperand RO> :
MicroMipsInst16<(outs RO:$rd), (ins Od:$imm),
!strconcat(opstr, "\t$rd, $imm"), [], II_LI, FrmI> {
let isReMaterializable = 1;
}
// 16-bit Jump and Link (Call)
class JumpLinkRegMM16<string opstr, RegisterOperand RO> :
MicroMipsInst16<(outs), (ins RO:$rs), !strconcat(opstr, "\t$rs"),
[(MipsJmpLink RO:$rs)], II_JALR, FrmR>, PredicateControl {
let isCall = 1;
let hasDelaySlot = 1;
let Defs = [RA];
}
// 16-bit Jump Reg
class JumpRegMM16<string opstr, RegisterOperand RO> :
MicroMipsInst16<(outs), (ins RO:$rs), !strconcat(opstr, "\t$rs"),
[], II_JR, FrmR> {
let hasDelaySlot = 1;
let isBranch = 1;
let isIndirectBranch = 1;
}
// Base class for JRADDIUSP instruction.
class JumpRAddiuStackMM16 :
MicroMipsInst16<(outs), (ins uimm5_lsl2:$imm), "jraddiusp\t$imm",
[], II_JRADDIUSP, FrmR> {
let isTerminator = 1;
let isBarrier = 1;
let isBranch = 1;
let isIndirectBranch = 1;
}
// 16-bit Jump and Link (Call) - Short Delay Slot
class JumpLinkRegSMM16<string opstr, RegisterOperand RO> :
MicroMipsInst16<(outs), (ins RO:$rs), !strconcat(opstr, "\t$rs"),
[], II_JALRS, FrmR> {
let isCall = 1;
let hasDelaySlot = 1;
let Defs = [RA];
}
// 16-bit Jump Register Compact - No delay slot
class JumpRegCMM16<string opstr, RegisterOperand RO> :
MicroMipsInst16<(outs), (ins RO:$rs), !strconcat(opstr, "\t$rs"),
[], II_JRC, FrmR> {
let isTerminator = 1;
let isBarrier = 1;
let isBranch = 1;
let isIndirectBranch = 1;
}
// Break16 and Sdbbp16
class BrkSdbbp16MM<string opstr, InstrItinClass Itin> :
MicroMipsInst16<(outs), (ins uimm4:$code_),
!strconcat(opstr, "\t$code_"),
[], Itin, FrmOther>;
class CBranchZeroMM<string opstr, DAGOperand opnd, RegisterOperand RO> :
MicroMipsInst16<(outs), (ins RO:$rs, opnd:$offset),
!strconcat(opstr, "\t$rs, $offset"), [], II_BCCZ, FrmI> {
let isBranch = 1;
let isTerminator = 1;
let hasDelaySlot = 1;
let Defs = [AT];
}
// MicroMIPS Jump and Link (Call) - Short Delay Slot
let isCall = 1, hasDelaySlot = 1, Defs = [RA] in {
class JumpLinkMM<string opstr, DAGOperand opnd> :
InstSE<(outs), (ins opnd:$target), !strconcat(opstr, "\t$target"),
[], II_JALS, FrmJ, opstr> {
let DecoderMethod = "DecodeJumpTargetMM";
}
class JumpLinkRegMM<string opstr, RegisterOperand RO>:
InstSE<(outs RO:$rd), (ins RO:$rs), !strconcat(opstr, "\t$rd, $rs"),
[], II_JALRS, FrmR>;
class BranchCompareToZeroLinkMM<string opstr, DAGOperand opnd,
RegisterOperand RO> :
InstSE<(outs), (ins RO:$rs, opnd:$offset),
!strconcat(opstr, "\t$rs, $offset"), [], II_BCCZALS, FrmI, opstr>;
}
class LoadWordIndexedScaledMM<string opstr, RegisterOperand RO,
SDPatternOperator OpNode = null_frag> :
InstSE<(outs RO:$rd), (ins PtrRC:$base, PtrRC:$index),
!strconcat(opstr, "\t$rd, ${index}(${base})"), [], II_LWXS, FrmFI>;
class PrefetchIndexed<string opstr> :
InstSE<(outs), (ins PtrRC:$base, PtrRC:$index, uimm5:$hint),
!strconcat(opstr, "\t$hint, ${index}(${base})"), [], II_PREF, FrmOther>;
class AddImmUPC<string opstr, RegisterOperand RO> :
InstSE<(outs RO:$rs), (ins simm23_lsl2:$imm),
!strconcat(opstr, "\t$rs, $imm"), [], II_ADDIU, FrmR>;
/// A list of registers used by load/store multiple instructions.
def RegListAsmOperand : AsmOperandClass {
let Name = "RegList";
let ParserMethod = "parseRegisterList";
}
def reglist : Operand<i32> {
let EncoderMethod = "getRegisterListOpValue";
let ParserMatchClass = RegListAsmOperand;
let PrintMethod = "printRegisterList";
let DecoderMethod = "DecodeRegListOperand";
}
def RegList16AsmOperand : AsmOperandClass {
let Name = "RegList16";
let ParserMethod = "parseRegisterList";
let PredicateMethod = "isRegList16";
let RenderMethod = "addRegListOperands";
}
def reglist16 : Operand<i32> {
let EncoderMethod = "getRegisterListOpValue16";
let DecoderMethod = "DecodeRegListOperand16";
let PrintMethod = "printRegisterList";
let ParserMatchClass = RegList16AsmOperand;
}
class StoreMultMM<string opstr,
InstrItinClass Itin = NoItinerary, ComplexPattern Addr = addr> :
InstSE<(outs), (ins reglist:$rt, mem_mm_12:$addr),
!strconcat(opstr, "\t$rt, $addr"), [], Itin, FrmI, opstr> {
let DecoderMethod = "DecodeMemMMImm12";
let mayStore = 1;
}
class LoadMultMM<string opstr,
InstrItinClass Itin = NoItinerary, ComplexPattern Addr = addr> :
InstSE<(outs reglist:$rt), (ins mem_mm_12:$addr),
!strconcat(opstr, "\t$rt, $addr"), [], Itin, FrmI, opstr> {
let DecoderMethod = "DecodeMemMMImm12";
let mayLoad = 1;
}
class StoreMultMM16<string opstr,
InstrItinClass Itin = NoItinerary,
ComplexPattern Addr = addr> :
MicroMipsInst16<(outs), (ins reglist16:$rt, mem_mm_4sp:$addr),
!strconcat(opstr, "\t$rt, $addr"), [], Itin, FrmI> {
let DecoderMethod = "DecodeMemMMReglistImm4Lsl2";
let mayStore = 1;
}
class LoadMultMM16<string opstr,
InstrItinClass Itin = NoItinerary,
ComplexPattern Addr = addr> :
MicroMipsInst16<(outs reglist16:$rt), (ins mem_mm_4sp:$addr),
!strconcat(opstr, "\t$rt, $addr"), [], Itin, FrmI> {
let DecoderMethod = "DecodeMemMMReglistImm4Lsl2";
let mayLoad = 1;
}
class UncondBranchMM16<string opstr> :
MicroMipsInst16<(outs), (ins brtarget10_mm:$offset),
!strconcat(opstr, "\t$offset"),
[], II_B, FrmI> {
let isBranch = 1;
let isTerminator = 1;
let isBarrier = 1;
let hasDelaySlot = 1;
let Predicates = [RelocPIC, InMicroMips];
let Defs = [AT];
}
def ADDU16_MM : ArithRMM16<"addu16", GPRMM16Opnd, 1, II_ADDU, add>,
ARITH_FM_MM16<0>, ISA_MICROMIPS_NOT_32R6;
def AND16_MM : LogicRMM16<"and16", GPRMM16Opnd, II_AND, and>,
LOGIC_FM_MM16<0x2>, ISA_MICROMIPS_NOT_32R6;
def ANDI16_MM : AndImmMM16<"andi16", GPRMM16Opnd, II_AND>, ANDI_FM_MM16<0x0b>,
ISA_MICROMIPS_NOT_32R6;
def NOT16_MM : NotMM16<"not16", GPRMM16Opnd>, LOGIC_FM_MM16<0x0>,
ISA_MICROMIPS_NOT_32R6;
def OR16_MM : LogicRMM16<"or16", GPRMM16Opnd, II_OR, or>, LOGIC_FM_MM16<0x3>,
ISA_MICROMIPS_NOT_32R6;
def SLL16_MM : ShiftIMM16<"sll16", uimm3_shift, GPRMM16Opnd, II_SLL>,
SHIFT_FM_MM16<0>, ISA_MICROMIPS_NOT_32R6;
def SRL16_MM : ShiftIMM16<"srl16", uimm3_shift, GPRMM16Opnd, II_SRL>,
SHIFT_FM_MM16<1>, ISA_MICROMIPS_NOT_32R6;
def SUBU16_MM : ArithRMM16<"subu16", GPRMM16Opnd, 0, II_SUBU, sub>,
ARITH_FM_MM16<1>, ISA_MICROMIPS_NOT_32R6;
def XOR16_MM : LogicRMM16<"xor16", GPRMM16Opnd, II_XOR, xor>,
LOGIC_FM_MM16<0x1>, ISA_MICROMIPS_NOT_32R6;
def LBU16_MM : LoadMM16<"lbu16", GPRMM16Opnd, zextloadi8, II_LBU,
mem_mm_4>, LOAD_STORE_FM_MM16<0x02>;
def LHU16_MM : LoadMM16<"lhu16", GPRMM16Opnd, zextloadi16, II_LHU,
mem_mm_4_lsl1>, LOAD_STORE_FM_MM16<0x0a>;
def LW16_MM : LoadMM16<"lw16", GPRMM16Opnd, load, II_LW, mem_mm_4_lsl2>,
LOAD_STORE_FM_MM16<0x1a>;
def SB16_MM : StoreMM16<"sb16", GPRMM16OpndZero, GPRMM16Opnd, truncstorei8,
II_SB, mem_mm_4>, LOAD_STORE_FM_MM16<0x22>;
def SH16_MM : StoreMM16<"sh16", GPRMM16OpndZero, GPRMM16Opnd, truncstorei16,
II_SH, mem_mm_4_lsl1>,
LOAD_STORE_FM_MM16<0x2a>;
def SW16_MM : StoreMM16<"sw16", GPRMM16OpndZero, GPRMM16Opnd, store, II_SW,
mem_mm_4_lsl2>, LOAD_STORE_FM_MM16<0x3a>;
def LWGP_MM : LoadGPMM16<"lw", GPRMM16Opnd, II_LW, mem_mm_gp_simm7_lsl2>,
LOAD_GP_FM_MM16<0x19>;
def LWSP_MM : LoadSPMM16<"lw", GPR32Opnd, II_LW, mem_mm_sp_imm5_lsl2>,
LOAD_STORE_SP_FM_MM16<0x12>;
def SWSP_MM : StoreSPMM16<"sw", GPR32Opnd, II_SW, mem_mm_sp_imm5_lsl2>,
LOAD_STORE_SP_FM_MM16<0x32>;
def ADDIUR1SP_MM : AddImmUR1SP<"addiur1sp", GPRMM16Opnd>, ADDIUR1SP_FM_MM16;
def ADDIUR2_MM : AddImmUR2<"addiur2", GPRMM16Opnd>, ADDIUR2_FM_MM16;
def ADDIUS5_MM : AddImmUS5<"addius5", GPR32Opnd>, ADDIUS5_FM_MM16;
def ADDIUSP_MM : AddImmUSP<"addiusp">, ADDIUSP_FM_MM16;
def MFHI16_MM : MoveFromHILOMM<"mfhi", GPR32Opnd, AC0>, MFHILO_FM_MM16<0x10>;
def MFLO16_MM : MoveFromHILOMM<"mflo", GPR32Opnd, AC0>, MFHILO_FM_MM16<0x12>;
def MOVE16_MM : MoveMM16<"move", GPR32Opnd>, MOVE_FM_MM16<0x03>;
def MOVEP_MM : MovePMM16<"movep", GPRMM16OpndMoveP>, MOVEP_FM_MM16,
ISA_MICROMIPS_NOT_32R6;
def LI16_MM : LoadImmMM16<"li16", li16_imm, GPRMM16Opnd>, LI_FM_MM16,
IsAsCheapAsAMove;
def JALR16_MM : JumpLinkRegMM16<"jalr", GPR32Opnd>, JALR_FM_MM16<0x0e>,
ISA_MICROMIPS32_NOT_MIPS32R6;
def JALRS16_MM : JumpLinkRegSMM16<"jalrs16", GPR32Opnd>, JALR_FM_MM16<0x0f>;
def JRC16_MM : JumpRegCMM16<"jrc", GPR32Opnd>, JALR_FM_MM16<0x0d>;
def JRADDIUSP : JumpRAddiuStackMM16, JRADDIUSP_FM_MM16<0x18>;
def JR16_MM : JumpRegMM16<"jr16", GPR32Opnd>, JALR_FM_MM16<0x0c>;
def BEQZ16_MM : CBranchZeroMM<"beqz16", brtarget7_mm, GPRMM16Opnd>,
BEQNEZ_FM_MM16<0x23>;
def BNEZ16_MM : CBranchZeroMM<"bnez16", brtarget7_mm, GPRMM16Opnd>,
BEQNEZ_FM_MM16<0x2b>;
def B16_MM : UncondBranchMM16<"b16">, B16_FM;
def BREAK16_MM : BrkSdbbp16MM<"break16", II_BREAK>, BRKSDBBP16_FM_MM<0x28>,
ISA_MICROMIPS_NOT_32R6;
def SDBBP16_MM : BrkSdbbp16MM<"sdbbp16", II_SDBBP>, BRKSDBBP16_FM_MM<0x2C>,
ISA_MICROMIPS_NOT_32R6;
let DecoderNamespace = "MicroMips" in {
/// Load and Store Instructions - multiple
def SWM16_MM : StoreMultMM16<"swm16", II_SWM>, LWM_FM_MM16<0x5>,
ISA_MICROMIPS32_NOT_MIPS32R6;
def LWM16_MM : LoadMultMM16<"lwm16", II_LWM>, LWM_FM_MM16<0x4>,
ISA_MICROMIPS32_NOT_MIPS32R6;
let AdditionalPredicates = [InMicroMips] in {
def CFC2_MM : InstSE<(outs GPR32Opnd:$rt), (ins COP2Opnd:$impl),
"cfc2\t$rt, $impl", [], II_CFC2, FrmFR, "cfc2">,
POOL32A_CFTC2_FM_MM<0b1100110100>;
def CTC2_MM : InstSE<(outs COP2Opnd:$impl), (ins GPR32Opnd:$rt),
"ctc2\t$rt, $impl", [], II_CTC2, FrmFR, "ctc2">,
POOL32A_CFTC2_FM_MM<0b1101110100>;
}
}
class WaitMM<string opstr> :
InstSE<(outs), (ins uimm10:$code_), !strconcat(opstr, "\t$code_"), [],
II_WAIT, FrmOther, opstr>;
let DecoderNamespace = "MicroMips", Predicates = [InMicroMips, NotMips32r6,
NotMips64r6] in {
/// Compact Branch Instructions
def BEQZC_MM : CompactBranchMM<"beqzc", brtarget_mm, seteq, GPR32Opnd>,
COMPACT_BRANCH_FM_MM<0x7>;
def BNEZC_MM : CompactBranchMM<"bnezc", brtarget_mm, setne, GPR32Opnd>,
COMPACT_BRANCH_FM_MM<0x5>;
}
let DecoderNamespace = "MicroMips", Predicates = [InMicroMips] in {
/// Arithmetic Instructions (ALU Immediate)
def ADDiu_MM : MMRel, ArithLogicI<"addiu", simm16, GPR32Opnd, II_ADDIU>,
ADDI_FM_MM<0xc>;
def ADDi_MM : MMRel, ArithLogicI<"addi", simm16, GPR32Opnd, II_ADDI>,
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, II_ANDI>,
ADDI_FM_MM<0x34>;
def ORi_MM : MMRel, ArithLogicI<"ori", uimm16, GPR32Opnd, II_ORI, immZExt16,
or>, ADDI_FM_MM<0x14>;
def XORi_MM : MMRel, ArithLogicI<"xori", uimm16, GPR32Opnd, II_XORI,
immZExt16, xor>, ADDI_FM_MM<0x1c>;
def LUi_MM : MMRel, LoadUpper<"lui", GPR32Opnd, uimm16_relaxed>, LUI_FM_MM;
def LEA_ADDiu_MM : MMRel, EffectiveAddress<"addiu", GPR32Opnd>,
LW_FM_MM<0xc>;
/// Arithmetic Instructions (3-Operand, R-Type)
def ADDu_MM : MMRel, ArithLogicR<"addu", GPR32Opnd, 1, II_ADDU, add>,
ADD_FM_MM<0, 0x150>;
def SUBu_MM : MMRel, ArithLogicR<"subu", GPR32Opnd, 0, II_SUBU, sub>,
ADD_FM_MM<0, 0x1d0>;
def MUL_MM : MMRel, ArithLogicR<"mul", GPR32Opnd, 1, II_MUL>,
ADD_FM_MM<0, 0x210>;
def ADD_MM : MMRel, ArithLogicR<"add", GPR32Opnd, 1, II_ADD>,
ADD_FM_MM<0, 0x110>;
def SUB_MM : MMRel, ArithLogicR<"sub", GPR32Opnd, 0, II_SUB>,
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, II_AND, and>,
ADD_FM_MM<0, 0x250>;
def OR_MM : MMRel, ArithLogicR<"or", GPR32Opnd, 1, II_OR, or>,
ADD_FM_MM<0, 0x290>;
def XOR_MM : MMRel, ArithLogicR<"xor", GPR32Opnd, 1, II_XOR, xor>,
ADD_FM_MM<0, 0x310>;
def NOR_MM : MMRel, LogicNOR<"nor", GPR32Opnd>, ADD_FM_MM<0, 0x2d0>;
def MULT_MM : MMRel, Mult<"mult", II_MULT, GPR32Opnd, [HI0, LO0]>,
MULT_FM_MM<0x22c>;
def MULTu_MM : MMRel, Mult<"multu", II_MULTU, GPR32Opnd, [HI0, LO0]>,
MULT_FM_MM<0x26c>;
def SDIV_MM : MMRel, Div<"div", II_DIV, GPR32Opnd, [HI0, LO0]>,
MULT_FM_MM<0x2ac>, ISA_MIPS1_NOT_32R6_64R6;
def UDIV_MM : MMRel, Div<"divu", II_DIVU, GPR32Opnd, [HI0, LO0]>,
MULT_FM_MM<0x2ec>, ISA_MIPS1_NOT_32R6_64R6;
/// Arithmetic Instructions with PC and Immediate
def ADDIUPC_MM : AddImmUPC<"addiupc", GPRMM16Opnd>, ADDIUPC_FM_MM;
/// Shift Instructions
def SLL_MM : MMRel, shift_rotate_imm<"sll", uimm5, GPR32Opnd, II_SLL>,
SRA_FM_MM<0, 0>;
def SRL_MM : MMRel, shift_rotate_imm<"srl", uimm5, GPR32Opnd, II_SRL>,
SRA_FM_MM<0x40, 0>;
def SRA_MM : MMRel, shift_rotate_imm<"sra", uimm5, GPR32Opnd, II_SRA>,
SRA_FM_MM<0x80, 0>;
def SLLV_MM : MMRel, shift_rotate_reg<"sllv", GPR32Opnd, II_SLLV>,
SRLV_FM_MM<0x10, 0>;
def SRLV_MM : MMRel, shift_rotate_reg<"srlv", GPR32Opnd, II_SRLV>,
SRLV_FM_MM<0x50, 0>;
def SRAV_MM : MMRel, shift_rotate_reg<"srav", GPR32Opnd, II_SRAV>,
SRLV_FM_MM<0x90, 0>;
def ROTR_MM : MMRel, shift_rotate_imm<"rotr", uimm5, GPR32Opnd, II_ROTR>,
SRA_FM_MM<0xc0, 0> {
list<dag> Pattern = [(set GPR32Opnd:$rd,
(rotr GPR32Opnd:$rt, immZExt5:$shamt))];
}
def ROTRV_MM : MMRel, shift_rotate_reg<"rotrv", GPR32Opnd, II_ROTRV>,
SRLV_FM_MM<0xd0, 0> {
list<dag> Pattern = [(set GPR32Opnd:$rd,
(rotr GPR32Opnd:$rt, GPR32Opnd:$rs))];
}
/// Load and Store Instructions - aligned
let DecoderMethod = "DecodeMemMMImm16" in {
def LB_MM : LoadMemory<"lb", GPR32Opnd, mem_mm_16, null_frag, II_LB>,
MMRel, LW_FM_MM<0x7>;
def LBu_MM : LoadMemory<"lbu", GPR32Opnd, mem_mm_16, null_frag, II_LBU>,
MMRel, LW_FM_MM<0x5>;
def LH_MM : LoadMemory<"lh", GPR32Opnd, mem_simm16, sextloadi16, II_LH,
addrDefault>, MMRel, LW_FM_MM<0xf>;
def LHu_MM : LoadMemory<"lhu", GPR32Opnd, mem_simm16, zextloadi16, II_LHU>,
MMRel, LW_FM_MM<0xd>;
def LW_MM : Load<"lw", GPR32Opnd, null_frag, II_LW>, MMRel, LW_FM_MM<0x3f>;
def SB_MM : Store<"sb", GPR32Opnd, null_frag, II_SB>, MMRel,
LW_FM_MM<0x6>;
def SH_MM : Store<"sh", GPR32Opnd, null_frag, II_SH>, MMRel,
LW_FM_MM<0xe>;
def SW_MM : Store<"sw", GPR32Opnd, null_frag, II_SW>, MMRel,
LW_FM_MM<0x3e>;
}
let DecoderMethod = "DecodeMemMMImm9" in {
def LBE_MM : Load<"lbe", GPR32Opnd, null_frag, II_LBE>,
POOL32C_LHUE_FM_MM<0x18, 0x6, 0x4>;
def LBuE_MM : Load<"lbue", GPR32Opnd, null_frag, II_LBUE>,
POOL32C_LHUE_FM_MM<0x18, 0x6, 0x0>;
def LHE_MM : LoadMemory<"lhe", GPR32Opnd, mem_simm9, null_frag, II_LHE>,
POOL32C_LHUE_FM_MM<0x18, 0x6, 0x5>;
def LHuE_MM : LoadMemory<"lhue", GPR32Opnd, mem_simm9, null_frag, II_LHUE>,
POOL32C_LHUE_FM_MM<0x18, 0x6, 0x1>;
def LWE_MM : LoadMemory<"lwe", GPR32Opnd, mem_simm9, null_frag, II_LWE>,
POOL32C_LHUE_FM_MM<0x18, 0x6, 0x7>;
def SBE_MM : StoreMemory<"sbe", GPR32Opnd, mem_simm9, null_frag, II_SBE>,
POOL32C_LHUE_FM_MM<0x18, 0xa, 0x4>;
def SHE_MM : StoreMemory<"she", GPR32Opnd, mem_simm9, null_frag, II_SHE>,
POOL32C_LHUE_FM_MM<0x18, 0xa, 0x5>;
def SWE_MM : StoreMemory<"swe", GPR32Opnd, mem_simm9, null_frag, II_SWE>,
POOL32C_LHUE_FM_MM<0x18, 0xa, 0x7>;
}
def LWXS_MM : LoadWordIndexedScaledMM<"lwxs", GPR32Opnd>, LWXS_FM_MM<0x118>;
/// Load and Store Instructions - unaligned
def LWL_MM : LoadLeftRightMM<"lwl", MipsLWL, GPR32Opnd, mem_mm_12, II_LWL>,
LWL_FM_MM<0x0>;
def LWR_MM : LoadLeftRightMM<"lwr", MipsLWR, GPR32Opnd, mem_mm_12, II_LWR>,
LWL_FM_MM<0x1>;
def SWL_MM : StoreLeftRightMM<"swl", MipsSWL, GPR32Opnd, mem_mm_12, II_SWL>,
LWL_FM_MM<0x8>;
def SWR_MM : StoreLeftRightMM<"swr", MipsSWR, GPR32Opnd, mem_mm_12, II_SWR>,
LWL_FM_MM<0x9>;
let DecoderMethod = "DecodeMemMMImm9" in {
def LWLE_MM : LoadLeftRightMM<"lwle", MipsLWL, GPR32Opnd, mem_mm_9,
II_LWLE>, POOL32C_STEVA_LDEVA_FM_MM<0x6, 0x2>;
def LWRE_MM : LoadLeftRightMM<"lwre", MipsLWR, GPR32Opnd, mem_mm_9,
II_LWRE>, POOL32C_STEVA_LDEVA_FM_MM<0x6, 0x3>;
def SWLE_MM : StoreLeftRightMM<"swle", MipsSWL, GPR32Opnd, mem_mm_9,
II_SWLE>,
POOL32C_STEVA_LDEVA_FM_MM<0xa, 0x0>;
def SWRE_MM : StoreLeftRightMM<"swre", MipsSWR, GPR32Opnd, mem_mm_9,
II_SWRE>,
POOL32C_STEVA_LDEVA_FM_MM<0xa, 0x1>, ISA_MIPS1_NOT_32R6_64R6;
}
/// Load and Store Instructions - multiple
def SWM32_MM : StoreMultMM<"swm32", II_SWM>, LWM_FM_MM<0xd>;
def LWM32_MM : LoadMultMM<"lwm32", II_LWM>, LWM_FM_MM<0x5>;
/// Load and Store Pair Instructions
def SWP_MM : StorePairMM<"swp">, LWM_FM_MM<0x9>;
def LWP_MM : LoadPairMM<"lwp">, LWM_FM_MM<0x1>;
/// Load and Store multiple pseudo Instructions
class LoadWordMultMM<string instr_asm > :
MipsAsmPseudoInst<(outs reglist:$rt), (ins mem_mm_12:$addr),
!strconcat(instr_asm, "\t$rt, $addr")> ;
class StoreWordMultMM<string instr_asm > :
MipsAsmPseudoInst<(outs), (ins reglist:$rt, mem_mm_12:$addr),
!strconcat(instr_asm, "\t$rt, $addr")> ;
def SWM_MM : StoreWordMultMM<"swm">;
def LWM_MM : LoadWordMultMM<"lwm">;
/// Move Conditional
def MOVZ_I_MM : MMRel, CMov_I_I_FT<"movz", GPR32Opnd, GPR32Opnd,
NoItinerary>, ADD_FM_MM<0, 0x58>;
def MOVN_I_MM : MMRel, CMov_I_I_FT<"movn", GPR32Opnd, GPR32Opnd,
NoItinerary>, ADD_FM_MM<0, 0x18>;
def MOVT_I_MM : MMRel, CMov_F_I_FT<"movt", GPR32Opnd, II_MOVT>,
CMov_F_I_FM_MM<0x25>;
def MOVF_I_MM : MMRel, CMov_F_I_FT<"movf", GPR32Opnd, II_MOVF>,
CMov_F_I_FM_MM<0x5>;
/// Move to/from HI/LO
def MTHI_MM : MMRel, MoveToLOHI<"mthi", GPR32Opnd, [HI0]>,
MTLO_FM_MM<0x0b5>;
def MTLO_MM : MMRel, MoveToLOHI<"mtlo", GPR32Opnd, [LO0]>,
MTLO_FM_MM<0x0f5>;
def MFHI_MM : MMRel, MoveFromLOHI<"mfhi", GPR32Opnd, AC0>,
MFLO_FM_MM<0x035>;
def MFLO_MM : MMRel, MoveFromLOHI<"mflo", GPR32Opnd, AC0>,
MFLO_FM_MM<0x075>;
/// Multiply Add/Sub Instructions
def MADD_MM : MMRel, MArithR<"madd", II_MADD, 1>, MULT_FM_MM<0x32c>;
def MADDU_MM : MMRel, MArithR<"maddu", II_MADDU, 1>, MULT_FM_MM<0x36c>;
def MSUB_MM : MMRel, MArithR<"msub", II_MSUB>, MULT_FM_MM<0x3ac>;
def MSUBU_MM : MMRel, MArithR<"msubu", II_MSUBU>, MULT_FM_MM<0x3ec>;
/// Count Leading
def CLZ_MM : MMRel, CountLeading0<"clz", GPR32Opnd, II_CLZ>, CLO_FM_MM<0x16c>,
ISA_MIPS32;
def CLO_MM : MMRel, CountLeading1<"clo", GPR32Opnd, II_CLO>, CLO_FM_MM<0x12c>,
ISA_MIPS32;
/// Sign Ext In Register Instructions.
def SEB_MM : MMRel, SignExtInReg<"seb", i8, GPR32Opnd, II_SEB>,
SEB_FM_MM<0x0ac>, ISA_MIPS32R2;
def SEH_MM : MMRel, SignExtInReg<"seh", i16, GPR32Opnd, II_SEH>,
SEB_FM_MM<0x0ec>, ISA_MIPS32R2;
/// Word Swap Bytes Within Halfwords
def WSBH_MM : MMRel, SubwordSwap<"wsbh", GPR32Opnd, II_WSBH>,
SEB_FM_MM<0x1ec>, ISA_MIPS32R2;
// TODO: Add '0 < pos+size <= 32' constraint check to ext instruction
def EXT_MM : MMRel, ExtBase<"ext", GPR32Opnd, uimm5, uimm5_plus1, immZExt5,
immZExt5Plus1, MipsExt>, EXT_FM_MM<0x2c>;
def INS_MM : MMRel, InsBase<"ins", GPR32Opnd, uimm5, uimm5_inssize_plus1,
immZExt5, immZExt5Plus1>,
EXT_FM_MM<0x0c>;
/// Jump Instructions
}
let DecoderNamespace = "MicroMips", DecoderMethod = "DecodeJumpTargetMM" in
def J_MM : MMRel, JumpFJ<jmptarget_mm, "j", br, bb, "j">,
J_FM_MM<0x35>, AdditionalRequires<[RelocNotPIC]>,
IsBranch, ISA_MICROMIPS32_NOT_MIPS32R6;
let DecoderNamespace = "MicroMips", Predicates = [InMicroMips] in {
let DecoderMethod = "DecodeJumpTargetMM" in {
def JAL_MM : MMRel, JumpLink<"jal", calltarget_mm>, J_FM_MM<0x3d>;
def JALX_MM : MMRel, JumpLink<"jalx", calltarget>, J_FM_MM<0x3c>;
}
def JR_MM : MMRel, IndirectBranch<"jr", GPR32Opnd>, JR_FM_MM<0x3c>,
ISA_MICROMIPS32_NOT_MIPS32R6;
def JALR_MM : JumpLinkReg<"jalr", GPR32Opnd>, JALR_FM_MM<0x03c>;
/// Jump Instructions - Short Delay Slot
def JALS_MM : JumpLinkMM<"jals", calltarget_mm>, J_FM_MM<0x1d>;
def JALRS_MM : JumpLinkRegMM<"jalrs", GPR32Opnd>, JALR_FM_MM<0x13c>;
/// Branch Instructions
def BEQ_MM : MMRel, CBranch<"beq", brtarget_mm, seteq, GPR32Opnd>,
BEQ_FM_MM<0x25>;
def BNE_MM : MMRel, CBranch<"bne", brtarget_mm, setne, GPR32Opnd>,
BEQ_FM_MM<0x2d>;
def BGEZ_MM : MMRel, CBranchZero<"bgez", brtarget_mm, setge, GPR32Opnd>,
BGEZ_FM_MM<0x2>;
def BGTZ_MM : MMRel, CBranchZero<"bgtz", brtarget_mm, setgt, GPR32Opnd>,
BGEZ_FM_MM<0x6>;
def BLEZ_MM : MMRel, CBranchZero<"blez", brtarget_mm, setle, GPR32Opnd>,
BGEZ_FM_MM<0x4>;
def BLTZ_MM : MMRel, CBranchZero<"bltz", brtarget_mm, setlt, GPR32Opnd>,
BGEZ_FM_MM<0x0>;
def BGEZAL_MM : MMRel, BGEZAL_FT<"bgezal", brtarget_mm, GPR32Opnd>,
BGEZAL_FM_MM<0x03>;
def BLTZAL_MM : MMRel, BGEZAL_FT<"bltzal", brtarget_mm, GPR32Opnd>,
BGEZAL_FM_MM<0x01>;
/// Branch Instructions - Short Delay Slot
def BGEZALS_MM : BranchCompareToZeroLinkMM<"bgezals", brtarget_mm,
GPR32Opnd>, BGEZAL_FM_MM<0x13>;
def BLTZALS_MM : BranchCompareToZeroLinkMM<"bltzals", brtarget_mm,
GPR32Opnd>, BGEZAL_FM_MM<0x11>;
}
def B_MM : UncondBranch<BEQ_MM, brtarget_mm>, IsBranch, ISA_MICROMIPS;
let DecoderNamespace = "MicroMips", Predicates = [InMicroMips] in {
/// Control Instructions
def SYNC_MM : MMRel, SYNC_FT<"sync">, SYNC_FM_MM;
def SYNCI_MM : MMRel, SYNCI_FT<"synci">, SYNCI_FM_MM;
def BREAK_MM : MMRel, BRK_FT<"break">, BRK_FM_MM;
def SYSCALL_MM : MMRel, SYS_FT<"syscall", uimm10, II_SYSCALL>, SYS_FM_MM;
def WAIT_MM : WaitMM<"wait">, WAIT_FM_MM;
def ERET_MM : MMRel, ER_FT<"eret", II_ERET>, ER_FM_MM<0x3cd>;
def DERET_MM : MMRel, ER_FT<"deret", II_DERET>, ER_FM_MM<0x38d>;
def EI_MM : MMRel, DEI_FT<"ei", GPR32Opnd, II_EI>, EI_FM_MM<0x15d>,
ISA_MIPS32R2;
def DI_MM : MMRel, DEI_FT<"di", GPR32Opnd, II_DI>, EI_FM_MM<0x11d>,
ISA_MIPS32R2;
/// Trap Instructions
def TEQ_MM : MMRel, TEQ_FT<"teq", GPR32Opnd, uimm4, II_TEQ>, TEQ_FM_MM<0x0>;
def TGE_MM : MMRel, TEQ_FT<"tge", GPR32Opnd, uimm4, II_TGE>, TEQ_FM_MM<0x08>;
def TGEU_MM : MMRel, TEQ_FT<"tgeu", GPR32Opnd, uimm4, II_TGEU>,
TEQ_FM_MM<0x10>;
def TLT_MM : MMRel, TEQ_FT<"tlt", GPR32Opnd, uimm4, II_TLT>, TEQ_FM_MM<0x20>;
def TLTU_MM : MMRel, TEQ_FT<"tltu", GPR32Opnd, uimm4, II_TLTU>,
TEQ_FM_MM<0x28>;
def TNE_MM : MMRel, TEQ_FT<"tne", GPR32Opnd, uimm4, II_TNE>, TEQ_FM_MM<0x30>;
def TEQI_MM : MMRel, TEQI_FT<"teqi", GPR32Opnd, II_TEQI>, TEQI_FM_MM<0x0e>;
def TGEI_MM : MMRel, TEQI_FT<"tgei", GPR32Opnd, II_TGEI>, TEQI_FM_MM<0x09>;
def TGEIU_MM : MMRel, TEQI_FT<"tgeiu", GPR32Opnd, II_TGEIU>,
TEQI_FM_MM<0x0b>;
def TLTI_MM : MMRel, TEQI_FT<"tlti", GPR32Opnd, II_TLTI>, TEQI_FM_MM<0x08>;
def TLTIU_MM : MMRel, TEQI_FT<"tltiu", GPR32Opnd, II_TTLTIU>,
TEQI_FM_MM<0x0a>;
def TNEI_MM : MMRel, TEQI_FT<"tnei", GPR32Opnd, II_TNEI>, TEQI_FM_MM<0x0c>;
/// Load-linked, Store-conditional
def LL_MM : LLBaseMM<"ll", GPR32Opnd>, LL_FM_MM<0x3>;
def SC_MM : SCBaseMM<"sc", GPR32Opnd>, LL_FM_MM<0xb>;
def LLE_MM : LLEBaseMM<"lle", GPR32Opnd>, LLE_FM_MM<0x6>;
def SCE_MM : SCEBaseMM<"sce", GPR32Opnd>, LLE_FM_MM<0xA>;
let DecoderMethod = "DecodeCacheOpMM" in {
def CACHE_MM : MMRel, CacheOp<"cache", mem_mm_12, II_CACHE>,
CACHE_PREF_FM_MM<0x08, 0x6>;
def PREF_MM : MMRel, CacheOp<"pref", mem_mm_12, II_PREF>,
CACHE_PREF_FM_MM<0x18, 0x2>;
}
let DecoderMethod = "DecodePrefeOpMM" in {
def PREFE_MM : MMRel, CacheOp<"prefe", mem_mm_9, II_PREFE>,
CACHE_PREFE_FM_MM<0x18, 0x2>;
def CACHEE_MM : MMRel, CacheOp<"cachee", mem_mm_9, II_CACHEE>,
CACHE_PREFE_FM_MM<0x18, 0x3>;
}
def SSNOP_MM : MMRel, Barrier<"ssnop", II_SSNOP>, BARRIER_FM_MM<0x1>;
def EHB_MM : MMRel, Barrier<"ehb", II_EHB>, BARRIER_FM_MM<0x3>;
def PAUSE_MM : MMRel, Barrier<"pause", II_PAUSE>, BARRIER_FM_MM<0x5>;
def TLBP_MM : MMRel, TLB<"tlbp", II_TLBP>, COP0_TLB_FM_MM<0x0d>;
def TLBR_MM : MMRel, TLB<"tlbr", II_TLBR>, COP0_TLB_FM_MM<0x4d>;
def TLBWI_MM : MMRel, TLB<"tlbwi", II_TLBWI>, COP0_TLB_FM_MM<0x8d>;
def TLBWR_MM : MMRel, TLB<"tlbwr", II_TLBWR>, COP0_TLB_FM_MM<0xcd>;
def SDBBP_MM : MMRel, SYS_FT<"sdbbp", uimm10, II_SDBBP>, SDBBP_FM_MM;
def PREFX_MM : PrefetchIndexed<"prefx">, POOL32F_PREFX_FM_MM<0x15, 0x1A0>;
}
def TAILCALL_MM : TailCall<J_MM, jmptarget_mm>, ISA_MIPS1_NOT_32R6_64R6;
let DecoderNamespace = "MicroMips" in {
def RDHWR_MM : MMRel, R6MMR6Rel, ReadHardware<GPR32Opnd, HWRegsOpnd>,
RDHWR_FM_MM, ISA_MICROMIPS32_NOT_MIPS32R6;
def LWU_MM : MMRel, LoadMM<"lwu", GPR32Opnd, zextloadi32, II_LWU,
mem_simm12>, LL_FM_MM<0xe>,
ISA_MICROMIPS32_NOT_MIPS32R6;
}
//===----------------------------------------------------------------------===//
// MicroMips arbitrary patterns that map to one or more instructions
//===----------------------------------------------------------------------===//
let AdditionalPredicates = [InMicroMips] in {
def : MipsPat<(i32 immLi16:$imm),
(LI16_MM immLi16:$imm)>;
defm : MaterializeImms<i32, ZERO, ADDiu_MM, LUi_MM, ORi_MM>;
}
let Predicates = [InMicroMips] in {
def : MipsPat<(not GPRMM16:$in),
(NOT16_MM GPRMM16:$in)>;
def : MipsPat<(not GPR32:$in),
(NOR_MM GPR32Opnd:$in, ZERO)>;
def : MipsPat<(add GPRMM16:$src, immSExtAddiur2:$imm),
(ADDIUR2_MM GPRMM16:$src, immSExtAddiur2:$imm)>;
def : MipsPat<(add GPR32:$src, immSExtAddius5:$imm),
(ADDIUS5_MM GPR32:$src, immSExtAddius5:$imm)>;
def : MipsPat<(add GPR32:$src, immSExt16:$imm),
(ADDiu_MM GPR32:$src, immSExt16:$imm)>;
def : MipsPat<(and GPRMM16:$src, immZExtAndi16:$imm),
(ANDI16_MM GPRMM16:$src, immZExtAndi16:$imm)>;
def : MipsPat<(and GPR32:$src, immZExt16:$imm),
(ANDi_MM GPR32:$src, immZExt16:$imm)>;
def : MipsPat<(shl GPRMM16:$src, immZExt2Shift:$imm),
(SLL16_MM GPRMM16:$src, immZExt2Shift:$imm)>;
def : MipsPat<(shl GPR32:$src, immZExt5:$imm),
(SLL_MM GPR32:$src, immZExt5:$imm)>;
def : MipsPat<(shl GPR32:$lhs, GPR32:$rhs),
(SLLV_MM GPR32:$lhs, GPR32:$rhs)>;
def : MipsPat<(srl GPRMM16:$src, immZExt2Shift:$imm),
(SRL16_MM GPRMM16:$src, immZExt2Shift:$imm)>;
def : MipsPat<(srl GPR32:$src, immZExt5:$imm),
(SRL_MM GPR32:$src, immZExt5:$imm)>;
def : MipsPat<(srl GPR32:$lhs, GPR32:$rhs),
(SRLV_MM GPR32:$lhs, GPR32:$rhs)>;
def : MipsPat<(sra GPR32:$src, immZExt5:$imm),
(SRA_MM GPR32:$src, immZExt5:$imm)>;
def : MipsPat<(sra GPR32:$lhs, GPR32:$rhs),
(SRAV_MM GPR32:$lhs, GPR32:$rhs)>;
def : MipsPat<(store GPRMM16:$src, addrimm4lsl2:$addr),
(SW16_MM GPRMM16:$src, addrimm4lsl2:$addr)>;
def : MipsPat<(store GPR32:$src, addr:$addr),
(SW_MM GPR32:$src, addr:$addr)>;
def : MipsPat<(load addrimm4lsl2:$addr),
(LW16_MM addrimm4lsl2:$addr)>;
def : MipsPat<(load addr:$addr),
(LW_MM addr:$addr)>;
def : MipsPat<(subc GPR32:$lhs, GPR32:$rhs),
(SUBu_MM GPR32:$lhs, GPR32:$rhs)>;
}
def : MipsPat<(MipsTailCall (iPTR tglobaladdr:$dst)),
(TAILCALL_MM tglobaladdr:$dst)>, ISA_MICROMIPS32_NOT_MIPS32R6;
def : MipsPat<(MipsTailCall (iPTR texternalsym:$dst)),
(TAILCALL_MM texternalsym:$dst)>, ISA_MICROMIPS32_NOT_MIPS32R6;
let AddedComplexity = 40 in {
def : MipsPat<(i32 (sextloadi16 addrRegImm:$a)),
(LH_MM addrRegImm:$a)>;
}
def : MipsPat<(atomic_load_16 addr:$a),
(LH_MM addr:$a)>;
def : MipsPat<(i32 (extloadi16 addr:$src)),
(LHu_MM addr:$src)>;
defm : BrcondPats<GPR32, BEQ_MM, BEQ_MM, BNE_MM, SLT_MM, SLTu_MM, SLTi_MM,
SLTiu_MM, ZERO>;
defm : SeteqPats<GPR32, SLTiu_MM, XOR_MM, SLTu_MM, ZERO>;
defm : SetlePats<GPR32, XORi_MM, SLT_MM, SLTu_MM>;
defm : SetgtPats<GPR32, SLT_MM, SLTu_MM>;
defm : SetgePats<GPR32, XORi_MM, SLT_MM, SLTu_MM>;
defm : SetgeImmPats<GPR32, XORi_MM, SLTi_MM, SLTiu_MM>;
//===----------------------------------------------------------------------===//
// MicroMips instruction aliases
//===----------------------------------------------------------------------===//
class UncondBranchMMPseudo<string opstr> :
MipsAsmPseudoInst<(outs), (ins brtarget_mm:$offset),
!strconcat(opstr, "\t$offset")>;
def B_MM_Pseudo : UncondBranchMMPseudo<"b">, ISA_MICROMIPS;
let Predicates = [InMicroMips] in {
def SDIV_MM_Pseudo : MultDivPseudo<SDIV_MM, ACC64, GPR32Opnd, MipsDivRem,
II_DIV, 0, 1, 1>, ISA_MIPS1_NOT_32R6_64R6;
def UDIV_MM_Pseudo : MultDivPseudo<UDIV_MM, ACC64, GPR32Opnd, MipsDivRemU,
II_DIVU, 0, 1, 1>, ISA_MIPS1_NOT_32R6_64R6;
def : MipsInstAlias<"wait", (WAIT_MM 0x0), 1>;
def : MipsInstAlias<"nop", (SLL_MM ZERO, ZERO, 0), 1>;
def : MipsInstAlias<"nop", (MOVE16_MM ZERO, ZERO), 1>;
def : MipsInstAlias<"ei", (EI_MM ZERO), 1>, ISA_MIPS32R2;
def : MipsInstAlias<"di", (DI_MM ZERO), 1>, ISA_MIPS32R2;
def : MipsInstAlias<"teq $rs, $rt",
(TEQ_MM GPR32Opnd:$rs, GPR32Opnd:$rt, 0), 1>;
def : MipsInstAlias<"tge $rs, $rt",
(TGE_MM GPR32Opnd:$rs, GPR32Opnd:$rt, 0), 1>;
def : MipsInstAlias<"tgeu $rs, $rt",
(TGEU_MM GPR32Opnd:$rs, GPR32Opnd:$rt, 0), 1>;
def : MipsInstAlias<"tlt $rs, $rt",
(TLT_MM GPR32Opnd:$rs, GPR32Opnd:$rt, 0), 1>;
def : MipsInstAlias<"tltu $rs, $rt",
(TLTU_MM GPR32Opnd:$rs, GPR32Opnd:$rt, 0), 1>;
def : MipsInstAlias<"tne $rs, $rt",
(TNE_MM GPR32Opnd:$rs, GPR32Opnd:$rt, 0), 1>;
def : MipsInstAlias<
"sgt $rd, $rs, $rt",
(SLT_MM GPR32Opnd:$rd, GPR32Opnd:$rt, GPR32Opnd:$rs), 0>;
def : MipsInstAlias<
"sgt $rs, $rt",
(SLT_MM GPR32Opnd:$rs, GPR32Opnd:$rt, GPR32Opnd:$rs), 0>;
def : MipsInstAlias<
"sgtu $rd, $rs, $rt",
(SLTu_MM GPR32Opnd:$rd, GPR32Opnd:$rt, GPR32Opnd:$rs), 0>;
def : MipsInstAlias<
"sgtu $rs, $rt",
(SLTu_MM GPR32Opnd:$rs, GPR32Opnd:$rt, GPR32Opnd:$rs), 0>;
def : MipsInstAlias<"sll $rd, $rt, $rs",
(SLLV_MM GPR32Opnd:$rd, GPR32Opnd:$rt, GPR32Opnd:$rs), 0>;
def : MipsInstAlias<"sra $rd, $rt, $rs",
(SRAV_MM GPR32Opnd:$rd, GPR32Opnd:$rt, GPR32Opnd:$rs), 0>;
def : MipsInstAlias<"srl $rd, $rt, $rs",
(SRLV_MM GPR32Opnd:$rd, GPR32Opnd:$rt, GPR32Opnd:$rs), 0>;
def : MipsInstAlias<"sll $rd, $rt",
(SLLV_MM GPR32Opnd:$rd, GPR32Opnd:$rd, GPR32Opnd:$rt), 0>;
def : MipsInstAlias<"sra $rd, $rt",
(SRAV_MM GPR32Opnd:$rd, GPR32Opnd:$rd, GPR32Opnd:$rt), 0>;
def : MipsInstAlias<"srl $rd, $rt",
(SRLV_MM GPR32Opnd:$rd, GPR32Opnd:$rd, GPR32Opnd:$rt), 0>;
def : MipsInstAlias<"sll $rd, $shamt",
(SLL_MM GPR32Opnd:$rd, GPR32Opnd:$rd, uimm5:$shamt), 0>;
def : MipsInstAlias<"sra $rd, $shamt",
(SRA_MM GPR32Opnd:$rd, GPR32Opnd:$rd, uimm5:$shamt), 0>;
def : MipsInstAlias<"srl $rd, $shamt",
(SRL_MM GPR32Opnd:$rd, GPR32Opnd:$rd, uimm5:$shamt), 0>;
def : MipsInstAlias<"rotr $rt, $imm",
(ROTR_MM GPR32Opnd:$rt, GPR32Opnd:$rt, uimm5:$imm), 0>;
def : MipsInstAlias<"syscall", (SYSCALL_MM 0), 1>;
defm : OneOrTwoOperandMacroImmediateAlias<"add", ADDi_MM>;
defm : OneOrTwoOperandMacroImmediateAlias<"addu", ADDiu_MM>;
defm : OneOrTwoOperandMacroImmediateAlias<"and", ANDi_MM>;
defm : OneOrTwoOperandMacroImmediateAlias<"or", ORi_MM>;
defm : OneOrTwoOperandMacroImmediateAlias<"xor", XORi_MM>;
defm : OneOrTwoOperandMacroImmediateAlias<"slt", SLTi_MM>;
defm : OneOrTwoOperandMacroImmediateAlias<"sltu", SLTiu_MM>;
def : MipsInstAlias<"not $rt, $rs",
(NOR_MM GPR32Opnd:$rt, GPR32Opnd:$rs, ZERO), 0>;
def : MipsInstAlias<"not $rt",
(NOR_MM GPR32Opnd:$rt, GPR32Opnd:$rt, ZERO), 0>;
def : MipsInstAlias<"bnez $rs,$offset",
(BNE_MM GPR32Opnd:$rs, ZERO, brtarget:$offset), 0>;
def : MipsInstAlias<"beqz $rs,$offset",
(BEQ_MM GPR32Opnd:$rs, ZERO, brtarget:$offset), 0>;
def : MipsInstAlias<"seh $rd", (SEH_MM GPR32Opnd:$rd, GPR32Opnd:$rd), 0>,
ISA_MIPS32R2_NOT_32R6_64R6;
def : MipsInstAlias<"seb $rd", (SEB_MM GPR32Opnd:$rd, GPR32Opnd:$rd), 0>,
ISA_MIPS32R2_NOT_32R6_64R6;
}