//===-- CSKYInstrInfo.td - Target Description for CSKY -----*- tablegen -*-===// // // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. // See https://llvm.org/LICENSE.txt for license information. // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception // //===----------------------------------------------------------------------===// // // This file describes the CSKY instructions in TableGen format. // //===----------------------------------------------------------------------===// //===----------------------------------------------------------------------===// // CSKY specific DAG Nodes. //===----------------------------------------------------------------------===// // Target-independent type requirements, but with target-specific formats. def SDT_CallSeqStart : SDCallSeqStart<[SDTCisVT<0, i32>, SDTCisVT<1, i32>]>; def SDT_CallSeqEnd : SDCallSeqEnd<[SDTCisVT<0, i32>, SDTCisVT<1, i32>]>; def SDT_CSKYCall : SDTypeProfile<0, 2, [SDTCisVT<0, iPTR>, SDTCisVT<1, iPTR>]>; def SDT_CSKYCallReg : SDTypeProfile<0, 1, [SDTCisVT<0, iPTR>]>; def SDT_CSKY_LOADADDR : SDTypeProfile<1, 2, [SDTCisVT<0, i32>, SDTCisVT<1, iPTR>, SDTCisVT<2, iPTR>]>; def callseq_start : SDNode<"ISD::CALLSEQ_START", SDT_CallSeqStart, [SDNPHasChain, SDNPOutGlue]>; def callseq_end : SDNode<"ISD::CALLSEQ_END", SDT_CallSeqEnd, [SDNPHasChain, SDNPOptInGlue, SDNPOutGlue]>; def CSKY_RET : SDNode<"CSKYISD::RET", SDTNone, [SDNPHasChain, SDNPOptInGlue, SDNPVariadic]>; def CSKY_CALL : SDNode<"CSKYISD::CALL", SDT_CSKYCall, [SDNPHasChain, SDNPOutGlue, SDNPOptInGlue, SDNPVariadic]>; def CSKY_CALLReg : SDNode<"CSKYISD::CALLReg", SDT_CSKYCallReg, [SDNPHasChain, SDNPOutGlue, SDNPOptInGlue, SDNPVariadic]>; def CSKY_TAIL : SDNode<"CSKYISD::TAIL", SDT_CSKYCall, [SDNPHasChain, SDNPOutGlue, SDNPOptInGlue, SDNPVariadic]>; def CSKY_TAILReg : SDNode<"CSKYISD::TAILReg", SDT_CSKYCallReg, [SDNPHasChain, SDNPOutGlue, SDNPOptInGlue, SDNPVariadic]>; def CSKY_LOAD_ADDR : SDNode<"CSKYISD::LOAD_ADDR", SDT_CSKY_LOADADDR>; //===----------------------------------------------------------------------===// // Operand and SDNode transformation definitions. //===----------------------------------------------------------------------===// class ImmAsmOperand<string prefix, int width, string suffix> : AsmOperandClass { let Name = prefix # "Imm" # width # suffix; let RenderMethod = "addImmOperands"; let DiagnosticType = !strconcat("Invalid", Name); } class SImmAsmOperand<int width, string suffix = ""> : ImmAsmOperand<"S", width, suffix> { } class UImmAsmOperand<int width, string suffix = ""> : ImmAsmOperand<"U", width, suffix> { } class OImmAsmOperand<int width, string suffix = ""> : ImmAsmOperand<"O", width, suffix> { } def to_tframeindex : SDNodeXForm<frameindex, [{ auto FI = cast<FrameIndexSDNode>(N); return CurDAG->getTargetFrameIndex(FI->getIndex(), TLI->getPointerTy(CurDAG->getDataLayout())); }]>; def to_tconstpool : SDNodeXForm<constpool, [{ auto CP = cast<ConstantPoolSDNode>(N); return CurDAG->getTargetConstantPool(CP->getConstVal(), TLI->getPointerTy(CurDAG->getDataLayout()), CP->getAlign(), CP->getOffset(), CSKYII::MO_None); }]>; def to_tconstpool_hi16 : SDNodeXForm<constpool, [{ auto CP = cast<ConstantPoolSDNode>(N); return CurDAG->getTargetConstantPool(CP->getConstVal(), TLI->getPointerTy(CurDAG->getDataLayout()), CP->getAlign(), CP->getOffset(), CSKYII::MO_ADDR_HI16); }]>; def to_tconstpool_lo16 : SDNodeXForm<constpool, [{ auto CP = cast<ConstantPoolSDNode>(N); return CurDAG->getTargetConstantPool(CP->getConstVal(), TLI->getPointerTy(CurDAG->getDataLayout()), CP->getAlign(), CP->getOffset(), CSKYII::MO_ADDR_LO16); }]>; class oimm<int num> : Operand<i32>, ImmLeaf<i32, "return isUInt<"#num#">(Imm - 1);"> { let EncoderMethod = "getOImmOpValue"; let ParserMatchClass = OImmAsmOperand<num>; let DecoderMethod = "decodeOImmOperand<"#num#">"; } class uimm<int num, int shift = 0> : Operand<i32>, ImmLeaf<i32, "return isShiftedUInt<"#num#", "#shift#">(Imm);"> { let EncoderMethod = "getImmOpValue<"#shift#">"; let ParserMatchClass = !if(!ne(shift, 0), UImmAsmOperand<num, "Shift"#shift>, UImmAsmOperand<num>); let DecoderMethod = "decodeUImmOperand<"#num#", "#shift#">"; } class simm<int num, int shift = 0> : Operand<i32>, ImmLeaf<i32, "return isShiftedInt<"#num#", "#shift#">(Imm);"> { let EncoderMethod = "getImmOpValue<"#shift#">"; let ParserMatchClass = SImmAsmOperand<num>; let DecoderMethod = "decodeSImmOperand<"#num#", "#shift#">"; } def nimm_XFORM : SDNodeXForm<imm, [{ return CurDAG->getTargetConstant(~N->getSExtValue(), SDLoc(N), MVT::i32); }]>; class nimm<int num> : Operand<i32>, ImmLeaf<i32, "return isUInt<"#num#">(~Imm);", nimm_XFORM> { let ParserMatchClass = UImmAsmOperand<num>; } def uimm32_hi16 : SDNodeXForm<imm, [{ return CurDAG->getTargetConstant((N->getZExtValue() >> 16) & 0xFFFF, SDLoc(N), MVT::i32); }]>; def uimm32_lo16 : SDNodeXForm<imm, [{ return CurDAG->getTargetConstant(N->getZExtValue()& 0xFFFF, SDLoc(N), MVT::i32); }]>; def uimm16_16_xform : Operand<i32>, ImmLeaf<i32, "return isShiftedUInt<16, 16>(Imm);", uimm32_hi16> { let ParserMatchClass = UImmAsmOperand<16>; let EncoderMethod = "getImmOpValue"; } def uimm_shift : Operand<i32>, ImmLeaf<i32, "return isUInt<2>(Imm);"> { let EncoderMethod = "getImmShiftOpValue"; let ParserMatchClass = UImmAsmOperand<2>; let DecoderMethod = "decodeImmShiftOpValue"; } def CSKYSymbol : AsmOperandClass { let Name = "CSKYSymbol"; let RenderMethod = "addImmOperands"; let DiagnosticType = "InvalidCSKYSymbol"; let ParserMethod = "parseCSKYSymbol"; } def br_symbol : Operand<OtherVT> { let EncoderMethod = "getBranchSymbolOpValue<CSKY::fixup_csky_pcrel_imm16_scale2>"; let ParserMatchClass = CSKYSymbol; let DecoderMethod = "decodeSImmOperand<16, 1>"; let PrintMethod = "printCSKYSymbolOperand"; let OperandType = "OPERAND_PCREL"; } def call_symbol : Operand<iPTR> { let ParserMatchClass = CSKYSymbol; let EncoderMethod = "getCallSymbolOpValue"; let DecoderMethod = "decodeSImmOperand<26, 1>"; let PrintMethod = "printCSKYSymbolOperand"; let OperandType = "OPERAND_PCREL"; } def Constpool : AsmOperandClass { let Name = "Constpool"; let RenderMethod = "addConstpoolOperands"; let DiagnosticType = "InvalidConstpool"; let ParserMethod = "parseConstpoolSymbol"; } def constpool_symbol : Operand<iPTR> { let ParserMatchClass = Constpool; let EncoderMethod = "getConstpoolSymbolOpValue<CSKY::fixup_csky_pcrel_uimm16_scale4>"; let DecoderMethod = "decodeUImmOperand<16, 2>"; let PrintMethod = "printConstpool"; let OperandType = "OPERAND_PCREL"; } def DataAsmClass : AsmOperandClass { let Name = "DataSymbol"; let RenderMethod = "addConstpoolOperands"; let DiagnosticType = "InvalidConstpool"; let ParserMethod = "parseDataSymbol"; } class data_symbol<string reloc, int shift> : Operand<iPTR> { let ParserMatchClass = Constpool; let EncoderMethod = "getDataSymbolOpValue<"#reloc#">"; let DecoderMethod = "decodeUImmOperand<18, "#shift#">"; let PrintMethod = "printDataSymbol"; } def bare_symbol : Operand<iPTR> { let ParserMatchClass = CSKYSymbol; let EncoderMethod = "getBareSymbolOpValue"; let PrintMethod = "printCSKYSymbolOperand"; let DecoderMethod = "decodeSImmOperand<18, 1>"; let OperandType = "OPERAND_PCREL"; } def oimm3 : oimm<3> { let MCOperandPredicate = [{ int64_t Imm; if (MCOp.evaluateAsConstantImm(Imm)) return isUInt<3>(Imm - 1); return MCOp.isBareSymbolRef(); }]; } def oimm4 : oimm<4>; def oimm5 : oimm<5> { let MCOperandPredicate = [{ int64_t Imm; if (MCOp.evaluateAsConstantImm(Imm)) return isUInt<5>(Imm - 1); return MCOp.isBareSymbolRef(); }]; } def oimm6 : oimm<6>; def imm5_idly : Operand<i32>, ImmLeaf<i32, "return Imm <= 32 && Imm >= 0;"> { let EncoderMethod = "getImmOpValueIDLY"; let DecoderMethod = "decodeOImmOperand<5>"; } def oimm8 : oimm<8> { let MCOperandPredicate = [{ int64_t Imm; if (MCOp.evaluateAsConstantImm(Imm)) return isUInt<8>(Imm - 1); return MCOp.isBareSymbolRef(); }]; } def oimm12 : oimm<12> { let MCOperandPredicate = [{ int64_t Imm; if (MCOp.evaluateAsConstantImm(Imm)) return isUInt<12>(Imm - 1); return MCOp.isBareSymbolRef(); }]; } def oimm16 : oimm<16> { let MCOperandPredicate = [{ int64_t Imm; if (MCOp.evaluateAsConstantImm(Imm)) return isUInt<16>(Imm - 1); return MCOp.isBareSymbolRef(); }]; } def nimm12 : nimm<12>; def uimm1 : uimm<1>; def uimm2 : uimm<2>; def uimm2_jmpix : Operand<i32>, ImmLeaf<i32, "return Imm == 16 || Imm == 24 || Imm == 32 || Imm == 40;"> { let EncoderMethod = "getImmJMPIX"; let DecoderMethod = "decodeJMPIXImmOperand"; } def uimm3 : uimm<3>; def uimm4 : uimm<4>; def uimm5 : uimm<5> { let MCOperandPredicate = [{ int64_t Imm; if (MCOp.evaluateAsConstantImm(Imm)) return isShiftedUInt<5, 0>(Imm); return MCOp.isBareSymbolRef(); }]; } def uimm5_msb_size : uimm<5> { let EncoderMethod = "getImmOpValueMSBSize"; } def uimm5_1 : uimm<5, 1> { let MCOperandPredicate = [{ int64_t Imm; if (MCOp.evaluateAsConstantImm(Imm)) return isShiftedUInt<5, 1>(Imm); return MCOp.isBareSymbolRef(); }]; } def uimm5_2 : uimm<5, 2> { let MCOperandPredicate = [{ int64_t Imm; if (MCOp.evaluateAsConstantImm(Imm)) return isShiftedUInt<5, 2>(Imm); return MCOp.isBareSymbolRef(); }]; } def uimm6 : uimm<6>; def uimm7 : uimm<7>; def uimm7_1 : uimm<7, 1>; def uimm7_2 : uimm<7, 2>{ let MCOperandPredicate = [{ int64_t Imm; if (MCOp.evaluateAsConstantImm(Imm)) return isShiftedUInt<7, 2>(Imm); return MCOp.isBareSymbolRef(); }]; } def uimm7_3 : uimm<7, 3>; def uimm8 : uimm<8> { let MCOperandPredicate = [{ int64_t Imm; if (MCOp.evaluateAsConstantImm(Imm)) return isShiftedUInt<8, 0>(Imm); return MCOp.isBareSymbolRef(); }]; } def uimm8_2 : uimm<8, 2> { let MCOperandPredicate = [{ int64_t Imm; if (MCOp.evaluateAsConstantImm(Imm)) return isShiftedUInt<8, 2>(Imm); return MCOp.isBareSymbolRef(); }]; } def uimm8_3 : uimm<8, 3>; def uimm8_8 : uimm<8, 8>; def uimm8_16 : uimm<8, 16>; def uimm8_24 : uimm<8, 24>; def uimm12 : uimm<12> { let MCOperandPredicate = [{ int64_t Imm; if (MCOp.evaluateAsConstantImm(Imm)) return isShiftedUInt<12, 0>(Imm); return MCOp.isBareSymbolRef(); }]; } def uimm12_1 : uimm<12, 1> { let MCOperandPredicate = [{ int64_t Imm; if (MCOp.evaluateAsConstantImm(Imm)) return isShiftedUInt<12, 1>(Imm); return MCOp.isBareSymbolRef(); }]; } def uimm12_2 : uimm<12, 2> { let MCOperandPredicate = [{ int64_t Imm; if (MCOp.evaluateAsConstantImm(Imm)) return isShiftedUInt<12, 2>(Imm); return MCOp.isBareSymbolRef(); }]; } def uimm16 : uimm<16> { let MCOperandPredicate = [{ int64_t Imm; if (MCOp.evaluateAsConstantImm(Imm)) return isShiftedUInt<16, 0>(Imm); return MCOp.isBareSymbolRef(); }]; } def uimm16_8 : uimm<16, 8>; def uimm16_16 : uimm<16, 16>; def uimm20 : uimm<20>; def uimm24 : uimm<24>; def uimm24_8 : uimm<24, 8>; def simm8_2 : simm<8, 2>; class RegSeqAsmOperand<string Suffix = ""> : AsmOperandClass { let Name = "RegSeq"#Suffix; let RenderMethod = "addRegSeqOperands"; let DiagnosticType = "InvalidRegSeq"; let ParserMethod = "parseRegSeq"; } def regseq : Operand<iPTR> { let EncoderMethod = "getRegisterSeqOpValue"; let ParserMatchClass = RegSeqAsmOperand<"">; let PrintMethod = "printRegisterSeq"; let DecoderMethod = "DecodeRegSeqOperand"; let MIOperandInfo = (ops GPR, uimm5); } def RegListAsmOperand : AsmOperandClass { let Name = "RegList"; let RenderMethod = "addRegListOperands"; let DiagnosticType = "InvalidRegList"; let ParserMethod = "parseRegList"; } def reglist : Operand<iPTR> { let ParserMatchClass = RegListAsmOperand; let PrintMethod = "printRegisterList"; } def PSRFlag : AsmOperandClass { let Name = "PSRFlag"; let RenderMethod = "addImmOperands"; let DiagnosticType = "InvalidPSRFlag"; let ParserMethod = "parsePSRFlag"; } def psrflag : Operand<i32>, ImmLeaf<i32, "return isShiftedUInt<5, 0>(Imm);"> { let EncoderMethod = "getImmOpValue"; let ParserMatchClass = PSRFlag; let PrintMethod = "printPSRFlag"; } multiclass uimm8SRLXForm<SDNode opc> { def _0: SDNodeXForm<opc, [{return CurDAG->getTargetConstant((N->getZExtValue() >> 0) & 0xFF, SDLoc(N), MVT::i32);}]>; def _8: SDNodeXForm<opc, [{return CurDAG->getTargetConstant((N->getZExtValue() >> 8) & 0xFF, SDLoc(N), MVT::i32);}]>; def _16: SDNodeXForm<opc, [{return CurDAG->getTargetConstant((N->getZExtValue() >> 16) & 0xFF, SDLoc(N), MVT::i32);}]>; def _24: SDNodeXForm<opc, [{return CurDAG->getTargetConstant((N->getZExtValue() >> 24) & 0xFF, SDLoc(N), MVT::i32);}]>; } defm uimm8SRL : uimm8SRLXForm<imm>; //===----------------------------------------------------------------------===// // Instruction Formats //===----------------------------------------------------------------------===// include "CSKYInstrFormats.td" //===----------------------------------------------------------------------===// // Instruction definitions. //===----------------------------------------------------------------------===// class TriOpFrag<dag res> : PatFrag<(ops node: $LHS, node:$MHS, node:$RHS), res>; class BinOpFrag<dag res> : PatFrag<(ops node:$LHS, node:$RHS), res>; class UnOpFrag<dag res> : PatFrag<(ops node:$Src), res>; def eqToAdd : PatFrag<(ops node:$lhs, node:$rhs), (or node:$lhs, node:$rhs), [{ return isOrEquivalentToAdd(N); }]>; def BaseAddr : ComplexPattern<iPTR, 1, "SelectBaseAddr">; //===----------------------------------------------------------------------===// // CSKYPseudo //===----------------------------------------------------------------------===// // Pessimistically assume the stack pointer will be clobbered let Defs = [R14], Uses = [R14] in { def ADJCALLSTACKDOWN : CSKYPseudo<(outs), (ins i32imm:$amt1, i32imm:$amt2), "!ADJCALLSTACKDOWN $amt1, $amt2", [(callseq_start timm:$amt1, timm:$amt2)]>; def ADJCALLSTACKUP : CSKYPseudo<(outs), (ins i32imm:$amt1, i32imm:$amt2), "!ADJCALLSTACKUP $amt1, $amt2", [(callseq_end timm:$amt1, timm:$amt2)]>; } // Defs = [R14], Uses = [R14] //===----------------------------------------------------------------------===// // Basic ALU instructions. //===----------------------------------------------------------------------===// let Predicates = [iHasE2] in { let isReMaterializable = 1, isAsCheapAsAMove = 1 in { let isAdd = 1 in def ADDI32 : I_12<0x0, "addi32", add, oimm12>; def SUBI32 : I_12<0x1, "subi32", sub, oimm12>; def ORI32 : I_16_ZX<"ori32", uimm16, [(set GPR:$rz, (or GPR:$rx, uimm16:$imm16))]>; def XORI32 : I_12<0x4, "xori32", xor, uimm12>; def ANDI32 : I_12<0x2, "andi32", and, uimm12>; def ANDNI32 : I_12<0x3, "andni32", and, nimm12>; def LSLI32 : I_5_XZ<0x12, 0x1, "lsli32", (outs GPR:$rz), (ins GPR:$rx, uimm5:$imm5), [(set GPR:$rz, (shl GPR:$rx, uimm5:$imm5))]>; def LSRI32 : I_5_XZ<0x12, 0x2, "lsri32", (outs GPR:$rz), (ins GPR:$rx, uimm5:$imm5), [(set GPR:$rz, (srl GPR:$rx, uimm5:$imm5))]>; def ASRI32 : I_5_XZ<0x12, 0x4, "asri32", (outs GPR:$rz), (ins GPR:$rx, uimm5:$imm5), [(set GPR:$rz, (sra GPR:$rx, uimm5:$imm5))]>; def ROTLI32 : I_5_XZ<0x12, 0x8, "rotli32", (outs GPR:$rz), (ins GPR:$rx, uimm5:$imm5), [(set GPR:$rz, (rotl GPR:$rx, uimm5:$imm5))]>; def ROTRI32 : CSKYPseudo<(outs GPR:$rz), (ins GPR:$rx, oimm5:$imm5), "rotri32 $rz, $rx, $imm5", []>; } let isAdd = 1 in def ADDU32 : R_YXZ_SP_F1<0x0, 0x1, BinOpFrag<(add node:$LHS, node:$RHS)>, "addu32", 1>; def SUBU32 : R_YXZ_SP_F1<0x0, 0x4, BinOpFrag<(sub node:$LHS, node:$RHS)>, "subu32">; def MULT32 : R_YXZ_SP_F1<0x21, 0x1, BinOpFrag<(mul node:$LHS, node:$RHS)>, "mult32", 1>; def AND32 : R_YXZ_SP_F1<0x8, 0x1, BinOpFrag<(and node:$LHS, node:$RHS)>, "and32", 1>; def ANDN32 : R_YXZ_SP_F1<0x8, 0x2, BinOpFrag<(and node:$LHS, (not node:$RHS))>, "andn32">; def OR32: R_YXZ_SP_F1<0x9, 0x1, BinOpFrag<(or node:$LHS, node:$RHS)>, "or32", 1>; def XOR32 : R_YXZ_SP_F1<0x9, 0x2, BinOpFrag<(xor node:$LHS, node:$RHS)>, "xor32", 1>; def NOR32 : R_YXZ_SP_F1<0x9, 0x4, BinOpFrag<(not (or node:$LHS, node:$RHS))>, "nor32", 1>; let isCodeGenOnly = 1 in def NOT32 : R_XXZ<0b001001, 0b00100, (outs GPR:$rz), (ins GPR:$rx), "not32", [(set GPR:$rz, (not GPR:$rx))]>; let Size = 8 in def NEG32 : CSKYPseudo<(outs GPR:$rd), (ins GPR:$rx), "neg32 $rd, $rx", []>; let Size = 8 in def RSUBI32 : CSKYPseudo<(outs GPR:$rd), (ins GPR:$rx, uimm12:$imm12), "rsubi32 $rd, $rx, $imm12", []>; def LSL32 : R_YXZ_SP_F1<0x10, 0x1, BinOpFrag<(shl node:$LHS, node:$RHS)>, "lsl32">; def LSR32 : R_YXZ_SP_F1<0x10, 0x2, BinOpFrag<(srl node:$LHS, node:$RHS)>, "lsr32">; def ASR32 : R_YXZ_SP_F1<0x10, 0x4, BinOpFrag<(sra node:$LHS, node:$RHS)>, "asr32">; def ROTL32 : R_YXZ_SP_F1<0x10, 0x8, BinOpFrag<(rotl node:$LHS, (and node:$RHS, 0x1f))>, "rotl32">; def BMASKI32 : I_5_Z<0b010100, 0x1, "bmaski32", oimm5, []>; def LSLC32 : I_5_XZ<0x13, 0x1, "lslc32", (outs GPR:$rz, CARRY:$cout), (ins GPR:$rx, oimm5:$imm5), []>; def LSRC32 : I_5_XZ<0x13, 0x2, "lsrc32", (outs GPR:$rz, CARRY:$cout), (ins GPR:$rx, oimm5:$imm5), []>; def ASRC32 : I_5_XZ<0x13, 0x4, "asrc32", (outs GPR:$rz, CARRY:$cout), (ins GPR:$rx, oimm5:$imm5), []>; def XSR32 : I_5_XZ<0x13, 0x8, "xsr32", (outs GPR:$rz, CARRY:$cout), (ins GPR:$rx, oimm5:$imm5, CARRY:$cin), []>; def IXH32 : R_YXZ_SP_F1<0x2, 0x1, BinOpFrag<(add node:$LHS, (shl node:$RHS, (i32 1)))>, "ixh32">; def IXW32 : R_YXZ_SP_F1<0x2, 0x2, BinOpFrag<(add node:$LHS, (shl node:$RHS, (i32 2)))>, "ixw32">; let Predicates = [iHas2E3] in def IXD32 : R_YXZ_SP_F1<0x2, 0x4, BinOpFrag<(add node:$LHS, (shl node:$RHS, (i32 3)))>, "ixd32">; let isCommutable = 1, isAdd = 1 in def ADDC32 : R_YXZ<0x31, 0x0, 0x2, (outs GPR:$rz, CARRY:$cout), (ins GPR:$rx, GPR:$ry, CARRY:$cin), "addc32", []>; def SUBC32 : R_YXZ<0x31, 0x0, 0x8, (outs GPR:$rz, CARRY:$cout), (ins GPR:$rx, GPR:$ry, CARRY:$cin), "subc32", []>; def INCF32 : I_5_ZX<0x3, 0x1, "incf32", uimm5, []>; def INCT32 : I_5_ZX<0x3, 0x2, "inct32", uimm5, []>; def DECF32 : I_5_ZX<0x3, 0x4, "decf32", uimm5, []>; def DECT32 : I_5_ZX<0x3, 0x8, "dect32", uimm5, []>; } let Predicates = [iHas2E3] in { def DIVS32 : R_YXZ_SP_F1<0x20, 0x2, BinOpFrag<(sdiv node:$LHS, node:$RHS)>, "divs32">; def DIVU32 : R_YXZ_SP_F1<0x20, 0x1, BinOpFrag<(udiv node:$LHS, node:$RHS)>, "divu32">; def DECGT32 : I_5_XZ<0x4, 0x1, "decgt32", (outs GPR:$rz, CARRY:$cout), (ins GPR:$rx, uimm5:$imm5), []>; def DECLT32 : I_5_XZ<0x4, 0x2, "declt32", (outs GPR:$rz, CARRY:$cout), (ins GPR:$rx, uimm5:$imm5), []>; def DECNE32 : I_5_XZ<0x4, 0x4, "decne32", (outs GPR:$rz, CARRY:$cout), (ins GPR:$rx, uimm5:$imm5), []>; def SEXT32 : I_5_XZ_U<0x16, (outs GPR:$rz), (ins GPR:$rx, uimm5:$msb, uimm5:$lsb), "sext32", []>; let isCodeGenOnly = 1 in { def SEXTB32 : I_5_XZ_US<0x16, 0, 7, "sextb32", sext_inreg, i8>; def SEXTH32 : I_5_XZ_US<0x16, 0, 15, "sexth32", sext_inreg, i16>; def ZEXTB32 : I_5_XZ_UZ<0x15, 0, 7, "zextb32", 255>; def ZEXTH32 : I_5_XZ_UZ<0x15, 0, 15, "zexth32", 65535>; } def ZEXT32 : I_5_XZ_U<0x15, (outs GPR:$rz), (ins GPR:$rx, uimm5:$msb, uimm5:$lsb), "zext32",[]>; let Constraints = "$rZ = $rz" in def INS32 : I_5_XZ_INS<0b010111, (outs GPR:$rz), (ins GPR:$rZ, GPR:$rx, uimm5_msb_size:$msb, uimm5:$lsb), "ins32", []>; } let Predicates = [iHas3E3r1] in { def MULTS32 : R_YXZ<0x3e, 0x20, 0x10, (outs GPRPair:$rz), (ins GPR:$rx, GPR:$ry), "mul.s32", []>; def MULTU32 : R_YXZ<0x3e, 0x20, 0x00, (outs GPRPair:$rz), (ins GPR:$rx, GPR:$ry), "mul.u32", []>; let Constraints = "$rZ = $rz" in { def MULATS32 : R_YXZ<0x3e, 0x20, 0x14, (outs GPRPair:$rZ), (ins GPRPair:$rz, GPR:$rx, GPR:$ry), "mula.s32", []>; def MULATU32 : R_YXZ<0x3e, 0x20, 0x04, (outs GPRPair:$rZ), (ins GPRPair:$rz, GPR:$rx, GPR:$ry), "mula.u32", []>; } } def MULSH32 : R_YXZ<0x31, 0b100100, 0b00001, (outs GPR:$rz), (ins GPR:$rx, GPR:$ry), "mulsh32", []>; //===----------------------------------------------------------------------===// // Load & Store instructions. //===----------------------------------------------------------------------===// def LD32B : I_LD<AddrMode32B, 0x0, "ld32.b", uimm12>; def LD32H : I_LD<AddrMode32H, 0x1, "ld32.h", uimm12_1>; def LD32W : I_LD<AddrMode32WD, 0x2, "ld32.w", uimm12_2>; let OutOperandList = (outs GPRPair:$rz) in def LD32D : I_LD<AddrMode32WD, 0x3, "ld32.d", uimm12_2>; let Predicates = [iHasE2] in { def LD32BS : I_LD<AddrMode32B, 0x4, "ld32.bs", uimm12>; def LD32HS : I_LD<AddrMode32H, 0x5, "ld32.hs", uimm12_1>; def LDM32 : I_5_YX<0b110100, 0b000111, (outs), (ins GPR:$rx, regseq:$regs, variable_ops), "ldm32\t$regs, (${rx})", []>; def STM32 : I_5_YX<0b110101, 0b000111, (outs), (ins GPR:$rx, regseq:$regs, variable_ops), "stm32\t$regs, (${rx})", []>; let Size = 4, isCodeGenOnly = 0 in { def LDQ32 : CSKYPseudo<(outs), (ins GPR:$rx, regseq:$regs, variable_ops), "ldq32\t$regs, (${rx})", []>; def STQ32 : CSKYPseudo<(outs), (ins GPR:$rx, regseq:$regs, variable_ops), "stq32\t$regs, (${rx})", []>; } } def ST32B : I_ST<AddrMode32B, 0x0, "st32.b", uimm12>; def ST32H : I_ST<AddrMode32H, 0x1, "st32.h", uimm12_1>; def ST32W : I_ST<AddrMode32WD, 0x2, "st32.w", uimm12_2>; let InOperandList = (ins GPRPair:$rz, GPR:$rx, uimm12_2:$imm12 ) in def ST32D : I_ST<AddrMode32WD, 0x3, "st32.d", uimm12_2>; let Predicates = [iHas2E3] in { def LDR32B : I_LDR<0x0, "ldr32.b">; def LDR32BS : I_LDR<0x4, "ldr32.bs">; def LDR32H : I_LDR<0x1, "ldr32.h">; def LDR32HS : I_LDR<0x5, "ldr32.hs">; def LDR32W : I_LDR<0x2, "ldr32.w">; def STR32B : I_STR<0x0, "str32.b">; def STR32H : I_STR<0x1, "str32.h">; def STR32W : I_STR<0x2, "str32.w">; } // Indicate that we're dumping the CR register, so we'll need to // scavenge a register for it. let mayStore = 1 in { def SPILL_CARRY : CSKYPseudo<(outs), (ins CARRY:$cond, GPR:$rx, uimm12_2:$imm), "!SPILL_CARRY $cond, $rx, $imm", []>; } // Indicate that we're restoring the CR register (previously // spilled), so we'll need to scavenge a register for it. let mayLoad = 1 in { def RESTORE_CARRY : CSKYPseudo<(outs CARRY:$cond), (ins GPR:$rx, uimm12_2:$imm), "!RESTORE_CARRY $cond, $rx, $imm", []>; } let mayLoad = 1 in { def STORE_PAIR : CSKYPseudo<(outs), (ins GPRPair:$rz, GPR:$rx, uimm12_2:$imm), "!STORE_PAIR $rz, $rx, $imm", []>; } let mayLoad = 1 in { def LOAD_PAIR : CSKYPseudo<(outs GPRPair:$rz), (ins GPR:$rx, uimm12_2:$imm), "!LOAD_PAIR $rz, $rx, $imm", []>; } //===----------------------------------------------------------------------===// // Compare instructions. //===----------------------------------------------------------------------===// let Predicates = [iHasE2] in { def CMPNEI32 : I_16_X<0x1A, "cmpnei32", uimm16>; def CMPHSI32 : I_16_X<0x18, "cmphsi32", oimm16>; def CMPLTI32 : I_16_X<0x19, "cmplti32", oimm16>; def CMPLEI32 : CSKYPseudo<(outs CARRY:$ca), (ins GPR:$rx, uimm16:$imm16), "cmplei32\t$rx, $imm16", []>; } let Predicates = [iHas2E3] in { def CMPNE32 : R_YX<0x1, 0x4, "cmpne32">; def CMPHS32 : R_YX<0x1, 0x1, "cmphs32">; def CMPLT32 : R_YX<0x1, 0x2, "cmplt32">; def SETC32 : CSKY32Inst<AddrModeNone, 0x31, (outs CARRY:$ca), (ins), "setc32", []> { let Inst{25 - 21} = 0; //rx let Inst{20 - 16} = 0; //ry let Inst{15 - 10} = 0x1; let Inst{9 - 5} = 0x1; let Inst{4 - 0} = 0; let isCompare = 1; } def CLRC32 : CSKY32Inst<AddrModeNone, 0x31, (outs CARRY:$ca), (ins), "clrc32", []> { let Inst{25 - 21} = 0; //rx let Inst{20 - 16} = 0; //ry let Inst{15 - 10} = 0x1; let Inst{9 - 5} = 0x4; let Inst{4 - 0} = 0; let isCompare = 1; } def TST32 : R_YX<0x8, 0x4, "tst32">; def TSTNBZ32 : R_X<0x8, 0x8, (outs CARRY:$ca), (ins GPR:$rx), "tstnbz32", []>; } //===----------------------------------------------------------------------===// // Data move instructions. //===----------------------------------------------------------------------===// let Predicates= [iHasE2] in { let isCodeGenOnly = 1 in { def MOVT32 : R_ZX<0x3, 0x2, "movt32", []>; def MOVF32 : R_ZX<0x3, 0x1, "movf32", []>; } def MOVI32 : I_16_MOV<0x10, "movi32", uimm16>; let Size = 4, isCodeGenOnly = 0 in def BGENI : CSKYPseudo<(outs GPR:$dst), (ins uimm5:$imm), "bgeni\t$dst, $imm", []>; def MOVIH32 : I_16_MOV<0x11, "movih32", uimm16_16_xform>; def MVC32 : R_Z_1<0x1, 0x8, "mvc32">; let isCodeGenOnly = 1 in def MOV32 : R_XZ<0x12, 0x1, "mov32">; let usesCustomInserter = 1 in def ISEL32 : CSKYPseudo<(outs GPR:$dst), (ins CARRY:$cond, GPR:$src1, GPR:$src2), "!isel32\t$dst, $src1, src2", [(set GPR:$dst, (select CARRY:$cond, GPR:$src1, GPR:$src2))]>; } let Predicates = [iHas2E3] in { def MVCV32 : R_Z_1<0x1, 0x10, "mvcv32">; def CLRF32 : R_Z_2<0xB, 0x1, "clrf32">; def CLRT32 : R_Z_2<0xB, 0x2, "clrt32">; } //===----------------------------------------------------------------------===// // Branch and call instructions. //===----------------------------------------------------------------------===// let isBranch = 1, isTerminator = 1 in { let isBarrier = 1, isPredicable = 1 in def BR32 : I_16_L<0x0, (outs), (ins br_symbol:$imm16), "br32\t$imm16", [(br bb:$imm16)]>; def BT32 : I_16_L<0x3, (outs), (ins CARRY:$ca, br_symbol:$imm16), "bt32\t$imm16", [(brcond CARRY:$ca, bb:$imm16)]>, Requires<[iHasE2]>; def BF32 : I_16_L<0x2, (outs), (ins CARRY:$ca, br_symbol:$imm16), "bf32\t$imm16", []>, Requires<[iHasE2]>; } let Predicates = [iHas2E3] in { def BEZ32 : I_16_X_L<0x8, "bez32", br_symbol>; def BNEZ32 : I_16_X_L<0x9, "bnez32", br_symbol>; def BHZ32 : I_16_X_L<0xA, "bhz32", br_symbol>; def BLSZ32 : I_16_X_L<0xB, "blsz32", br_symbol>; def BLZ32 : I_16_X_L<0xC, "blz32", br_symbol>; def BHSZ32 : I_16_X_L<0xD, "bhsz32", br_symbol>; let isBranch = 1, isTerminator = 1, isBarrier = 1, isIndirectBranch = 1 in { def JMP32 : I_16_JX<0x6, "jmp32", [(brind GPR:$rx)]>; // jmp to register def JMPI32 : I_16_L<0x16, (outs), (ins constpool_symbol:$imm16), "jmpi32\t$imm16", []>; } let isCall = 1, Defs = [ R15 ] in def JSR32 : I_16_JX<0x7, "jsr32", []>; let isCall = 1, Defs = [ R15 ] , mayLoad = 1 in def JSRI32: I_16_L<0x17, (outs), (ins constpool_symbol:$imm16), "jsri32\t$imm16", []>; } def BNEZAD32 : CSKY32Inst<AddrModeNone, 0x3a, (outs GPR:$rx_u), (ins GPR:$rx, br_symbol:$imm16), "bnezad32\t$rx, $imm16", []> { bits<5> rx; bits<16> imm16; let Inst{25 - 21} = 0x1; let Inst{20 - 16} = rx; let Inst{15 - 0} = imm16; let isBranch = 1; let isTerminator = 1; let Constraints = "$rx_u = $rx"; let Predicates = [iHas2E3, iHas10E60]; } def BSR32 : J<0x38, (outs), (ins call_symbol:$offset), "bsr32", []>; def BSR32_BR : J<0x38, (outs), (ins call_symbol:$offset), "bsr32", []>{ let isCodeGenOnly = 1; let isBranch = 1; let isTerminator = 1; let isBarrier = 1; let isPredicable = 1; let Defs = [ R15 ]; } //===----------------------------------------------------------------------===// // Symbol address instructions. //===----------------------------------------------------------------------===// def data_symbol_b : data_symbol<"CSKY::fixup_csky_doffset_imm18", 0>; def data_symbol_h : data_symbol<"CSKY::fixup_csky_doffset_imm18_scale2", 1>; def data_symbol_w : data_symbol<"CSKY::fixup_csky_doffset_imm18_scale4", 2> { let ParserMatchClass = DataAsmClass; } let Predicates = [iHas2E3] in { def GRS32 : I_18_Z_L<0x3, "grs32\t$rz, $offset", (outs GPR:$rz), (ins bare_symbol:$offset), []>; let Uses = [R28] in { def LRS32B : I_18_Z_L<0x0, "lrs32.b\t$rz, $offset", (outs GPR:$rz), (ins data_symbol_b:$offset), []>; def LRS32H : I_18_Z_L<0x1, "lrs32.h\t$rz, $offset", (outs GPR:$rz), (ins data_symbol_h:$offset), []>; def LRS32W : I_18_Z_L<0x2, "lrs32.w\t$rz, $offset", (outs GPR:$rz), (ins data_symbol_w:$offset), []>; def SRS32B : I_18_Z_L<0x4, "srs32.b\t$rz, $offset", (outs), (ins GPR:$rz, data_symbol_b:$offset), []>; def SRS32H : I_18_Z_L<0x5, "srs32.h\t$rz, $offset", (outs), (ins GPR:$rz, data_symbol_h:$offset), []>; def SRS32W : I_18_Z_L<0x6, "srs32.w\t$rz, $offset", (outs), (ins GPR:$rz, data_symbol_w:$offset), []>; } def PUSH32 : I_12_PP<0b11111, 0b00000, (outs), (ins reglist:$regs, variable_ops), "push32 $regs">; let Uses = [R14, R15], isReturn = 1, isTerminator = 1, isBarrier = 1 in def POP32 : I_12_PP<0b11110, 0b00000, (outs), (ins reglist:$regs, variable_ops), "pop32 $regs">; } let mayLoad = 1, mayStore = 0 in { def LRW32 : I_16_Z_L<0x14, "lrw32", (ins constpool_symbol:$imm16), []>; let isCodeGenOnly = 1 in def LRW32_Gen : I_16_Z_L<0x14, "lrw32", (ins bare_symbol:$src1, constpool_symbol:$imm16), []>; } //===----------------------------------------------------------------------===// // Atomic and fence instructions. //===----------------------------------------------------------------------===// let Predicates = [iHasMP1E2] in { def BRWARW : BAR<0b01111, "bar.brwarw", 0>; def BRWARWS : BAR<0b01111, "bar.brwarws", 1>; def BRARW : BAR<0b00111, "bar.brarw", 0>; def BRARWS : BAR<0b00111, "bar.brarws", 1>; def BRWAW : BAR<0b01110, "bar.brwaw", 0>; def BRWAWS : BAR<0b01110, "bar.brwaws", 1>; def BRAR : BAR<0b00101, "bar.brar", 0>; def BRARS : BAR<0b00101, "bar.brars", 1>; def BWAW : BAR<0b01010, "bar.bwaw", 0>; def BWAWS : BAR<0b01010, "bar.bwaws", 1>; def LDEX32W : I_LD<AddrMode32WD, 0x7, "ldex32.w", uimm12_2>; let Constraints = "$rd = $rz" in def STEX32W : I_LDST<AddrMode32WD, 0x37, 7, (outs GPR:$rd), (ins GPR:$rz, GPR:$rx, uimm12_2:$imm12), "stex32.w", []>; } //===----------------------------------------------------------------------===// // Other operation instructions. //===----------------------------------------------------------------------===// let Predicates = [iHas2E3] in { def BREV32 : R_XZ<0x18, 0x10, "brev32">; def ABS32 : R_XZ<0x0, 0x10, "abs32">; def BGENR32 : R_XZ<0x14, 0x2, "bgenr32">; } let Predicates = [iHasE2] in { def REVB32 : R_XZ<0x18, 0x4, "revb32">; def REVH32 : R_XZ<0x18, 0x8, "revh32">; def FF0 : R_XZ<0x1F, 0x1, "ff0.32">; def FF1 : R_XZ<0x1F, 0x2, "ff1.32">; def XTRB0 : R_XZ<0x1C, 0x1, "xtrb0.32">; def XTRB1 : R_XZ<0x1C, 0x2, "xtrb1.32">; def XTRB2 : R_XZ<0x1C, 0x4, "xtrb2.32">; def XTRB3 : R_XZ<0x1C, 0x8, "xtrb3.32">; def BTSTI32 : I_5_X<0x0A, 0x4, "btsti32", uimm5, []>; def BCLRI32 : I_5_XZ<0xA, 0x1, "bclri32", (outs GPR:$rz), (ins GPR:$rx, uimm5:$imm5), []>; def BSETI32 : I_5_XZ<0xA, 0x2, "bseti32", (outs GPR:$rz), (ins GPR:$rx, uimm5:$imm5), []>; } //===----------------------------------------------------------------------===// // Special instructions. //===----------------------------------------------------------------------===// def MFFCR : CSKY32Inst<AddrModeNone, 0x30, (outs GPR:$rx), (ins), "mfcr\t$rx, fcr", []> { bits<5> rx; let Inst{25 - 21} = 0b00010; let Inst{20 - 16} = 0b00001; let Inst{15 - 10} = 0b011000; let Inst{9 - 5} = 0b00001; let Inst{4 - 0} = rx; let hasSideEffects = 1; let isCodeGenOnly = 1; } def MTFCR : CSKY32Inst<AddrModeNone, 0x30, (outs), (ins GPR:$rx), "mtcr\t$rx, fcr", []> { bits<5> rx; let Inst{25 - 21} = 0b00010; let Inst{20 - 16} = rx; let Inst{15 - 10} = 0b011001; let Inst{9 - 5} = 0b00001; let Inst{4 - 0} = 0b00001; let hasSideEffects = 1; let isCodeGenOnly = 1; } def SYNC32 : I_5_IMM5<0x30, 0b000001, 0b00001, "sync32", uimm5, []>; def SYNC0_32 : CSKY32Inst<AddrModeNone, 0x30, (outs), (ins), "sync32", []> { let Inst{25 - 21} = 0; let Inst{20 - 16} = 0; let Inst{15 - 10} = 0b000001; let Inst{9 - 5} = 0b00001; let Inst{4 - 0} = 0; } def SYNC_32_I : CSKY32Inst<AddrModeNone, 0x30, (outs), (ins), "sync32.i", []> { let Inst{25 - 21} = 1; let Inst{20 - 16} = 0; let Inst{15 - 10} = 0b000001; let Inst{9 - 5} = 0b00001; let Inst{4 - 0} = 0; } def SYNC_32_S : CSKY32Inst<AddrModeNone, 0x30, (outs), (ins), "sync32.s", []> { let Inst{25 - 21} = 0b10000; let Inst{20 - 16} = 0; let Inst{15 - 10} = 0b000001; let Inst{9 - 5} = 0b00001; let Inst{4 - 0} = 0; } def SYNC_32_IS : CSKY32Inst<AddrModeNone, 0x30, (outs), (ins), "sync32.is", []> { let Inst{25 - 21} = 0b10001; let Inst{20 - 16} = 0; let Inst{15 - 10} = 0b000001; let Inst{9 - 5} = 0b00001; let Inst{4 - 0} = 0; } let Predicates = [iHas2E3] in { def RFI32 : I_5_XZ_PRIVI<0x11, 0x1, "rfi32">; def SCE32 : I_5_IMM5<0x30, 0b000110, 0b00001, "sce32", uimm4, []>; } let Predicates = [HasExtendLrw] in def IDLY32 : I_5_IMM5<0x30, 0b000111, 0b00001, "idly32", imm5_idly, []>; def STOP32 : I_5_XZ_PRIVI<0x12, 0x1, "stop32">; def WAIT32 : I_5_XZ_PRIVI<0x13, 0x1, "wait32">; def DOZE32 : I_5_XZ_PRIVI<0x14, 0x1, "doze32">; def WE32 : I_5_XZ_PRIVI<0b010101, 0x1, "we32">; def SE32 : I_5_XZ_PRIVI<0b010110, 0x1, "se32">; def WSC32 : I_5_XZ_PRIVI<0b001111, 0x1, "wsc32">; def CPOP32 : I_CPOP<(outs), (ins uimm5:$cpid, uimm20:$usdef), "cpop32 <$cpid, ${usdef}>">; def CPRC32 : I_CP<0b0100, (outs CARRY:$ca), (ins uimm5:$cpid, uimm12:$usdef), "cprc32 <$cpid, ${usdef}>">; def CPRCR32 : I_CP_Z<0b0010, (outs GPR:$rz), (ins uimm5:$cpid, uimm12:$usdef), "cprcr32 $rz, <$cpid, ${usdef}>">; def CPRGR32 : I_CP_Z<0b0000, (outs GPR:$rz), (ins uimm5:$cpid, uimm12:$usdef), "cprgr32 $rz, <$cpid, ${usdef}>">; def CPWCR32 : I_CP_Z<0b0011, (outs), (ins GPR:$rz, uimm5:$cpid, uimm12:$usdef), "cpwcr32 $rz, <$cpid, ${usdef}>">; def CPWGR32 : I_CP_Z<0b0001, (outs), (ins GPR:$rz, uimm5:$cpid, uimm12:$usdef), "cpwgr32 $rz, <$cpid, ${usdef}>">; let Predicates = [iHas3r2E3r3] in { def DCACHE_IALL32 : I_5_CACHE<0b100101, 0b01000, "dcache32.iall">; def DCACHE_CALL32 : I_5_CACHE<0b100101, 0b00100, "dcache32.call">; def DCACHE_CIALL32 : I_5_CACHE<0b100101, 0b01100, "dcache32.ciall">; def DCACHE_IVA32 : I_5_X_CACHE<0b100101, 0b01011, "dcache32.iva">; def DCACHE_ISW32: I_5_X_CACHE<0b100101, 0b01010, "dcache32.isw">; def DCACHE_CVA32 : I_5_X_CACHE<0b100101, 0b00111, "dcache32.cva">; def DCACHE_CVAL32 : I_5_X_CACHE<0b100101, 0b10111, "dcache32.cval1">; def DCACHE_CSW32 : I_5_X_CACHE<0b100101, 0b00110, "dcache32.csw">; def DCACHE_CIVA32 : I_5_X_CACHE<0b100101, 0b01111, "dcache32.civa">; def DCACHE_CISW32 : I_5_X_CACHE<0b100101, 0b01110, "dcache32.cisw">; def ICACHE_IALL32 : I_5_CACHE<0b100100, 0b01000, "icache32.iall">; def ICACHE_IALLS32 : I_5_CACHE<0b100100, 0b11000, "icache32.ialls">; def ICACHE_IVA32 : I_5_X_CACHE<0b100100, 0b01011, "icache32.iva">; def TLBI_VAA32 : I_5_X_CACHE<0b100010, 0b00010, "tlbi32.vaa">; def TLBI_VAAS32 : I_5_X_CACHE<0b100010, 0b10010, "tlbi32.vaas">; def TLBI_ASID32 : I_5_X_CACHE<0b100010, 0b00001, "tlbi32.asid">; def TLBI_ASIDS32 : I_5_X_CACHE<0b100010, 0b10001, "tlbi32.asids">; def TLBI_VA32 : I_5_X_CACHE<0b100010, 0b00011, "tlbi32.va">; def TLBI_VAS32 : I_5_X_CACHE<0b100010, 0b10011, "tlbi32.vas">; def TLBI_ALL32 : I_5_CACHE<0b100010, 0b00000, "tlbi32.all">; def TLBI_ALLS32 : I_5_CACHE<0b100010, 0b10000, "tlbi32.alls">; def L2CACHE_IALL : I_5_CACHE<0b100110, 0b01000, "l2cache.iall">; def L2CACHE_CALL : I_5_CACHE<0b100110, 0b00100, "l2cache.call">; def L2CACHE_CIALL : I_5_CACHE<0b100110, 0b01100, "l2cache.ciall">; } def PLDR32 :I_PLDR<AddrMode32WD, 0x36, 0b0110, (outs), (ins GPR:$rx, uimm12_2:$imm12), "pldr32", []>; def PLDW32 :I_PLDR<AddrMode32WD, 0x37, 0b0110, (outs), (ins GPR:$rx, uimm12_2:$imm12), "pldw32", []>; def TRAP32 : CSKY32Inst<AddrModeNone, 0x30, (outs), (ins uimm2:$imm2), "trap32 ${imm2}", []> { bits<2> imm2; let Inst{25 - 21} = 0; let Inst{20 - 16} = 0; let Inst{15 - 12} = 0b0010; let Inst{11 - 10} = imm2; let Inst{9 - 5} = 0b00001; let Inst{4 - 0} = 0; } //===----------------------------------------------------------------------===// // Instruction Patterns. //===----------------------------------------------------------------------===// // Load & Store Patterns multiclass LdPat<PatFrag LoadOp, ImmLeaf imm_type, Instruction Inst, ValueType Type> { def : Pat<(Type (LoadOp GPR:$rs1)), (Inst GPR:$rs1, 0)>; def : Pat<(Type (LoadOp (i32 frameindex:$rs1))), (Inst (i32 (to_tframeindex tframeindex:$rs1)), 0)>; def : Pat<(Type (LoadOp (add GPR:$rs1, imm_type:$uimm))), (Inst GPR:$rs1, imm_type:$uimm)>; def : Pat<(Type (LoadOp (add frameindex:$rs1, imm_type:$uimm))), (Inst (i32 (to_tframeindex tframeindex:$rs1)), imm_type:$uimm)>; def : Pat<(Type (LoadOp (eqToAdd frameindex:$rs1, imm_type:$uimm))), (Inst (i32 (to_tframeindex tframeindex:$rs1)), imm_type:$uimm)>; def : Pat<(Type (LoadOp (add GPR:$rs1, tglobaladdr:$gd))), (Inst GPR:$rs1, tglobaladdr:$gd)>; } defm : LdPat<extloadi8, uimm12, LD32B, i32>; defm : LdPat<zextloadi8, uimm12, LD32B, i32>; let Predicates = [iHasE2] in { defm : LdPat<sextloadi8, uimm12, LD32BS, i32>; } defm : LdPat<extloadi16, uimm12_1, LD32H, i32>; defm : LdPat<zextloadi16, uimm12_1, LD32H, i32>; let Predicates = [iHasE2] in { defm : LdPat<sextloadi16, uimm12_1, LD32HS, i32>; } defm : LdPat<load, uimm12_2, LD32W, i32>; multiclass LdrPat<PatFrag LoadOp, Instruction Inst, ValueType Type> { def : Pat<(Type (LoadOp (add GPR:$rs1, GPR:$rs2))), (Inst GPR:$rs1, GPR:$rs2, 0)>; def : Pat<(Type (LoadOp (add GPR:$rs1, (shl GPR:$rs2, (i32 1))))), (Inst GPR:$rs1, GPR:$rs2, 1)>; def : Pat<(Type (LoadOp (add GPR:$rs1, (shl GPR:$rs2, (i32 2))))), (Inst GPR:$rs1, GPR:$rs2, 2)>; def : Pat<(Type (LoadOp (add GPR:$rs1, (shl GPR:$rs2, (i32 3))))), (Inst GPR:$rs1, GPR:$rs2, 3)>; } let Predicates = [iHas2E3] in { defm : LdrPat<zextloadi8, LDR32B, i32>; defm : LdrPat<sextloadi8, LDR32BS, i32>; defm : LdrPat<extloadi8, LDR32BS, i32>; defm : LdrPat<zextloadi16, LDR32H, i32>; defm : LdrPat<sextloadi16, LDR32HS, i32>; defm : LdrPat<extloadi16, LDR32HS, i32>; defm : LdrPat<load, LDR32W, i32>; } multiclass StPat<PatFrag StoreOp, ValueType Type, ImmLeaf imm_type, Instruction Inst> { def : Pat<(StoreOp Type:$rs2, GPR:$rs1), (Inst Type:$rs2, GPR:$rs1, 0)>; def : Pat<(StoreOp Type:$rs2, frameindex:$rs1), (Inst Type:$rs2, (i32 (to_tframeindex tframeindex:$rs1)), 0)>; def : Pat<(StoreOp Type:$rs2, (add GPR:$rs1, imm_type:$uimm12)), (Inst Type:$rs2, GPR:$rs1, imm_type:$uimm12)>; def : Pat<(StoreOp Type:$rs2, (add frameindex:$rs1, imm_type:$uimm12)), (Inst Type:$rs2, (i32 (to_tframeindex tframeindex:$rs1)), imm_type:$uimm12)>; def : Pat<(StoreOp Type:$rs2, (eqToAdd frameindex:$rs1, imm_type:$uimm12)), (Inst Type:$rs2, (i32 (to_tframeindex tframeindex:$rs1)), imm_type:$uimm12)>; } defm : StPat<truncstorei8, i32, uimm12, ST32B>; defm : StPat<truncstorei16, i32, uimm12_1, ST32H>; defm : StPat<store, i32, uimm12_2, ST32W>; multiclass StrPat<PatFrag StoreOp, ValueType Type, Instruction Inst> { def : Pat<(StoreOp Type:$rz, (add GPR:$rs1, GPR:$rs2)), (Inst Type:$rz, GPR:$rs1, GPR:$rs2, 0)>; def : Pat<(StoreOp Type:$rz, (add GPR:$rs1, (shl GPR:$rs2, (i32 1)))), (Inst Type:$rz, GPR:$rs1, GPR:$rs2, 1)>; def : Pat<(StoreOp Type:$rz, (add GPR:$rs1, (shl GPR:$rs2, (i32 2)))), (Inst Type:$rz, GPR:$rs1, GPR:$rs2, 2)>; def : Pat<(StoreOp Type:$rz, (add GPR:$rs1, (shl GPR:$rs2, (i32 3)))), (Inst Type:$rz, GPR:$rs1, GPR:$rs2, 3)>; } let Predicates = [iHas2E3] in { defm : StrPat<truncstorei8, i32, STR32B>; defm : StrPat<truncstorei16, i32, STR32H>; defm : StrPat<store, i32, STR32W>; // Sext & Zext Patterns def : Pat<(sext_inreg GPR:$src, i1), (SEXT32 GPR:$src, 0, 0)>; def : Pat<(and GPR:$src, 255), (ZEXT32 GPR:$src, 7, 0)>; def : Pat<(and GPR:$src, 65535), (ZEXT32 GPR:$src, 15, 0)>; // Call Patterns def : Pat<(CSKY_CALL tglobaladdr, tconstpool:$src2), (JSRI32 tconstpool:$src2)>; def : Pat<(CSKY_CALL texternalsym, tconstpool:$src2), (JSRI32 tconstpool:$src2)>; def : Pat<(CSKY_TAIL tglobaladdr, tconstpool:$src2), (JMPI32 tconstpool:$src2)>; def : Pat<(CSKY_TAIL texternalsym, tconstpool:$src2), (JMPI32 tconstpool:$src2)>; def : Pat<(CSKY_CALLReg GPR:$src), (JSR32 GPR:$src)>; def : Pat<(CSKY_TAILReg GPR:$src), (JMP32 GPR:$src)>; } // Symbol address Patterns def : Pat<(CSKY_LOAD_ADDR tglobaladdr, tconstpool:$src2), (LRW32 tconstpool:$src2)>; def : Pat<(CSKY_LOAD_ADDR tblockaddress, tconstpool:$src2), (LRW32 tconstpool:$src2)>; def : Pat<(CSKY_LOAD_ADDR tjumptable:$src1, tconstpool:$src2), (LRW32_Gen tjumptable:$src1, tconstpool:$src2)>; def : Pat<(CSKY_LOAD_ADDR texternalsym, tconstpool:$src2), (LRW32 tconstpool:$src2)>; let Predicates = [iHas2E3] in def : Pat<(i32 constpool:$src), (GRS32 (to_tconstpool tconstpool:$src))>; let Predicates = [iHasE2] in def : Pat<(i32 constpool:$src), (ORI32 (MOVIH32 (to_tconstpool_hi16 tconstpool:$src)), (to_tconstpool_lo16 tconstpool:$src))>; def : Pat<(i32 (load constpool:$src)), (LRW32 (to_tconstpool tconstpool:$src))>; // Branch Patterns. let Predicates = [iHasE2] in { def : Pat<(brcond CARRY:$ca, bb:$imm16), (BT32 CARRY:$ca, bb:$imm16)>; def : Pat<(brcond (i32 (setne GPR:$rs1, uimm16:$rs2)), bb:$imm16), (BT32 (CMPNEI32 GPR:$rs1, uimm16:$rs2), bb:$imm16)>; def : Pat<(brcond (i32 (seteq GPR:$rs1, uimm16:$rs2)), bb:$imm16), (BF32 (CMPNEI32 GPR:$rs1, uimm16:$rs2), bb:$imm16)>; def : Pat<(brcond (i32 (setuge GPR:$rs1, oimm16:$rs2)), bb:$imm16), (BT32 (CMPHSI32 GPR:$rs1, oimm16:$rs2), bb:$imm16)>; def : Pat<(brcond (i32 (setult GPR:$rs1, oimm16:$rs2)), bb:$imm16), (BF32 (CMPHSI32 GPR:$rs1, oimm16:$rs2), bb:$imm16)>; def : Pat<(brcond (i32 (setlt GPR:$rs1, oimm16:$rs2)), bb:$imm16), (BT32 (CMPLTI32 GPR:$rs1, oimm16:$rs2), bb:$imm16)>; def : Pat<(brcond (i32 (setge GPR:$rs1, oimm16:$rs2)), bb:$imm16), (BF32 (CMPLTI32 GPR:$rs1, oimm16:$rs2), bb:$imm16)>; } let Predicates = [iHas2E3] in { def : Pat<(brcond (i32 (setne GPR:$rs1, GPR:$rs2)), bb:$imm16), (BT32 (CMPNE32 GPR:$rs1, GPR:$rs2), bb:$imm16)>; def : Pat<(brcond (i32 (seteq GPR:$rs1, GPR:$rs2)), bb:$imm16), (BF32 (CMPNE32 GPR:$rs1, GPR:$rs2), bb:$imm16)>; def : Pat<(brcond (i32 (setuge GPR:$rs1, GPR:$rs2)), bb:$imm16), (BT32 (CMPHS32 GPR:$rs1, GPR:$rs2), bb:$imm16)>; def : Pat<(brcond (i32 (setule GPR:$rs1, GPR:$rs2)), bb:$imm16), (BT32 (CMPHS32 GPR:$rs2, GPR:$rs1), bb:$imm16)>; def : Pat<(brcond (i32 (setult GPR:$rs1, GPR:$rs2)), bb:$imm16), (BF32 (CMPHS32 GPR:$rs1, GPR:$rs2), bb:$imm16)>; def : Pat<(brcond (i32 (setugt GPR:$rs1, GPR:$rs2)), bb:$imm16), (BF32 (CMPHS32 GPR:$rs2, GPR:$rs1), bb:$imm16)>; def : Pat<(brcond (i32 (setlt GPR:$rs1, GPR:$rs2)), bb:$imm16), (BT32 (CMPLT32 GPR:$rs1, GPR:$rs2), bb:$imm16)>; def : Pat<(brcond (i32 (setgt GPR:$rs1, GPR:$rs2)), bb:$imm16), (BT32 (CMPLT32 GPR:$rs2, GPR:$rs1), bb:$imm16)>; def : Pat<(brcond (i32 (setge GPR:$rs1, GPR:$rs2)), bb:$imm16), (BF32 (CMPLT32 GPR:$rs1, GPR:$rs2), bb:$imm16)>; def : Pat<(brcond (i32 (setle GPR:$rs1, GPR:$rs2)), bb:$imm16), (BF32 (CMPLT32 GPR:$rs2, GPR:$rs1), bb:$imm16)>; def : Pat<(brcond (i32 (seteq GPR:$rs1, (i32 0))), bb:$imm16), (BEZ32 GPR:$rs1, bb:$imm16)>; def : Pat<(brcond (i32 (setne GPR:$rs1, (i32 0))), bb:$imm16), (BNEZ32 GPR:$rs1, bb:$imm16)>; def : Pat<(brcond (i32 (setlt GPR:$rs1, (i32 0))), bb:$imm16), (BLZ32 GPR:$rs1, bb:$imm16)>; def : Pat<(brcond (i32 (setge GPR:$rs1, (i32 0))), bb:$imm16), (BHSZ32 GPR:$rs1, bb:$imm16)>; def : Pat<(brcond (i32 (setgt GPR:$rs1, (i32 0))), bb:$imm16), (BHZ32 GPR:$rs1, bb:$imm16)>; def : Pat<(brcond (i32 (setle GPR:$rs1, (i32 0))), bb:$imm16), (BLSZ32 GPR:$rs1, bb:$imm16)>; } // Compare Patterns. let Predicates = [iHas2E3] in { def : Pat<(setne GPR:$rs1, GPR:$rs2), (CMPNE32 GPR:$rs1, GPR:$rs2)>; def : Pat<(i32 (seteq GPR:$rs1, GPR:$rs2)), (MVCV32 (CMPNE32 GPR:$rs1, GPR:$rs2))>; def : Pat<(setuge GPR:$rs1, GPR:$rs2), (CMPHS32 GPR:$rs1, GPR:$rs2)>; def : Pat<(setule GPR:$rs1, GPR:$rs2), (CMPHS32 GPR:$rs2, GPR:$rs1)>; def : Pat<(i32 (setult GPR:$rs1, GPR:$rs2)), (MVCV32 (CMPHS32 GPR:$rs1, GPR:$rs2))>; def : Pat<(i32 (setugt GPR:$rs1, GPR:$rs2)), (MVCV32 (CMPHS32 GPR:$rs2, GPR:$rs1))>; def : Pat<(setlt GPR:$rs1, GPR:$rs2), (CMPLT32 GPR:$rs1, GPR:$rs2)>; def : Pat<(setgt GPR:$rs1, GPR:$rs2), (CMPLT32 GPR:$rs2, GPR:$rs1)>; def : Pat<(i32 (setge GPR:$rs1, GPR:$rs2)), (MVCV32 (CMPLT32 GPR:$rs1, GPR:$rs2))>; def : Pat<(i32 (setle GPR:$rs1, GPR:$rs2)), (MVCV32 (CMPLT32 GPR:$rs2, GPR:$rs1))>; } let Predicates = [iHasE2] in { def : Pat<(setne GPR:$rs1, uimm16:$rs2), (CMPNEI32 GPR:$rs1, uimm16:$rs2)>; let Predicates = [iHas2E3] in def : Pat<(i32 (seteq GPR:$rs1, uimm16:$rs2)), (MVCV32 (CMPNEI32 GPR:$rs1, uimm16:$rs2))>; def : Pat<(setuge GPR:$rs1, oimm16:$rs2), (CMPHSI32 GPR:$rs1, oimm16:$rs2)>; let Predicates = [iHas2E3] in def : Pat<(i32 (setult GPR:$rs1, oimm16:$rs2)), (MVCV32 (CMPHSI32 GPR:$rs1, oimm16:$rs2))>; def : Pat<(setlt GPR:$rs1, oimm16:$rs2), (CMPLTI32 GPR:$rs1, oimm16:$rs2)>; let Predicates = [iHas2E3] in def : Pat<(i32 (setge GPR:$rs1, oimm16:$rs2)), (MVCV32 (CMPLTI32 GPR:$rs1, oimm16:$rs2))>; } // Select Patterns. let Predicates = [iHasE2] in { def : Pat<(select CARRY:$ca, GPR:$rx, GPR:$false), (MOVT32 CARRY:$ca, GPR:$rx, GPR:$false)>; def : Pat<(select (and CARRY:$ca, 1), GPR:$rx, GPR:$false), (MOVT32 CARRY:$ca, GPR:$rx, GPR:$false)>; def : Pat<(select (i32 (setne GPR:$rs1, GPR:$rs2)), GPR:$rx, GPR:$false), (MOVT32 (CMPNE32 GPR:$rs1, GPR:$rs2), GPR:$rx, GPR:$false)>; def : Pat<(select (i32 (setne GPR:$rs1, uimm16:$rs2)), GPR:$rx, GPR:$false), (MOVT32 (CMPNEI32 GPR:$rs1, uimm16:$rs2), GPR:$rx, GPR:$false)>; def : Pat<(select (i32 (seteq GPR:$rs1, GPR:$rs2)), GPR:$rx, GPR:$false), (MOVF32 (CMPNE32 GPR:$rs1, GPR:$rs2), GPR:$rx, GPR:$false)>; def : Pat<(select (i32 (seteq GPR:$rs1, uimm16:$rs2)), GPR:$rx, GPR:$false), (MOVF32 (CMPNEI32 GPR:$rs1, uimm16:$rs2), GPR:$rx, GPR:$false)>; def : Pat<(select (i32 (setuge GPR:$rs1, GPR:$rs2)), GPR:$rx, GPR:$false), (MOVT32 (CMPHS32 GPR:$rs1, GPR:$rs2), GPR:$rx, GPR:$false)>; def : Pat<(select (i32 (setuge GPR:$rs1, oimm16:$rs2)), GPR:$rx, GPR:$false), (MOVT32 (CMPHSI32 GPR:$rs1, oimm16:$rs2), GPR:$rx, GPR:$false)>; def : Pat<(select (i32 (setule GPR:$rs1, GPR:$rs2)), GPR:$rx, GPR:$false), (MOVT32 (CMPHS32 GPR:$rs2, GPR:$rs1), GPR:$rx, GPR:$false)>; def : Pat<(select (i32 (setult GPR:$rs1, GPR:$rs2)), GPR:$rx, GPR:$false), (MOVF32 (CMPHS32 GPR:$rs1, GPR:$rs2), GPR:$rx, GPR:$false)>; def : Pat<(select (i32 (setult GPR:$rs1, oimm16:$rs2)), GPR:$rx, GPR:$false), (MOVF32 (CMPHSI32 GPR:$rs1, oimm16:$rs2), GPR:$rx, GPR:$false)>; def : Pat<(select (i32 (setugt GPR:$rs1, GPR:$rs2)), GPR:$rx, GPR:$false), (MOVF32 (CMPHS32 GPR:$rs2, GPR:$rs1), GPR:$rx, GPR:$false)>; def : Pat<(select (i32 (setlt GPR:$rs1, GPR:$rs2)), GPR:$rx, GPR:$false), (MOVT32 (CMPLT32 GPR:$rs1, GPR:$rs2), GPR:$rx, GPR:$false)>; def : Pat<(select (i32 (setlt GPR:$rs1, oimm16:$rs2)), GPR:$rx, GPR:$false), (MOVT32 (CMPLTI32 GPR:$rs1, oimm16:$rs2), GPR:$rx, GPR:$false)>; def : Pat<(select (i32 (setgt GPR:$rs1, GPR:$rs2)), GPR:$rx, GPR:$false), (MOVT32 (CMPLT32 GPR:$rs2, GPR:$rs1), GPR:$rx, GPR:$false)>; def : Pat<(select (i32 (setge GPR:$rs1, GPR:$rs2)), GPR:$rx, GPR:$false), (MOVF32 (CMPLT32 GPR:$rs1, GPR:$rs2), GPR:$rx, GPR:$false)>; def : Pat<(select (i32 (setge GPR:$rs1, oimm16:$rs2)), GPR:$rx, GPR:$false), (MOVF32 (CMPLTI32 GPR:$rs1, oimm16:$rs2), GPR:$rx, GPR:$false)>; def : Pat<(select (i32 (setle GPR:$rs1, GPR:$rs2)), GPR:$rx, GPR:$false), (MOVF32 (CMPLT32 GPR:$rs2, GPR:$rs1), GPR:$rx, GPR:$false)>; def : Pat<(select CARRY:$ca, GPR:$rx, GPR:$false), (ISEL32 CARRY:$ca, GPR:$rx, GPR:$false)>; def : Pat<(select (and CARRY:$ca, 1), GPR:$rx, GPR:$false), (ISEL32 CARRY:$ca, GPR:$rx, GPR:$false)>; } // Constant materialize patterns. let Predicates = [iHasE2] in def : Pat<(i32 imm:$imm), (ORI32 (MOVIH32 (uimm32_hi16 imm:$imm)), (uimm32_lo16 imm:$imm))>; // Other operations. let Predicates = [iHasE2] in { def : Pat<(rotl GPR:$rs1, GPR:$rs2), (ROTL32 GPR:$rs1, (ANDI32 GPR:$rs2, 0x1f))>; let Predicates = [iHas2E3] in { def : Pat<(bitreverse GPR:$rx), (BREV32 GPR:$rx)>; def : Pat<(bswap GPR:$rx), (REVB32 GPR:$rx)>; } def : Pat<(i32 (ctlz GPR:$rx)), (FF1 GPR:$rx)>; } //===----------------------------------------------------------------------===// // Pseudo for assembly //===----------------------------------------------------------------------===// let isCall = 1, Defs = [ R15 ], mayLoad = 1, Size = 4, isCodeGenOnly = 0 in def JBSR32 : CSKYPseudo<(outs), (ins call_symbol:$src1), "jbsr32\t$src1", []>; def JBR32 : CSKYPseudo<(outs), (ins br_symbol:$src1), "jbr32\t$src1", []> { let isBranch = 1; let isTerminator = 1; let isBarrier = 1; let isIndirectBranch = 1; let mayLoad = 1; let Size = 4; } def JBT32 : CSKYPseudo<(outs), (ins CARRY:$ca, br_symbol:$src1), "jbt32\t$src1", []> { let isBranch = 1; let isTerminator = 1; let isIndirectBranch = 1; let mayLoad = 1; let Size = 4; } def JBF32 : CSKYPseudo<(outs), (ins CARRY:$ca, br_symbol:$src1), "jbf32\t$src1", []> { let isBranch = 1; let isTerminator = 1; let isIndirectBranch = 1; let mayLoad = 1; let Size = 4; } def JBT_E : CSKYPseudo<(outs), (ins CARRY:$ca, br_symbol:$src1), "!jbt_e\t$src1", []> { let isBranch = 1; let isTerminator = 1; let isIndirectBranch = 1; let mayLoad = 1; let Size = 6; } def JBF_E : CSKYPseudo<(outs), (ins CARRY:$ca, br_symbol:$src1), "!jbf_e\t$src1", []> { let isBranch = 1; let isTerminator = 1; let isIndirectBranch = 1; let mayLoad = 1; let Size = 6; } let mayLoad = 1, Size = 2, isCodeGenOnly = 0 in def PseudoLRW32 : CSKYPseudo<(outs GPR:$rz), (ins bare_symbol:$src), "lrw32 $rz, $src", []>; let mayLoad = 1, Size = 4, isCodeGenOnly = 0 in def PseudoJSRI32 : CSKYPseudo<(outs), (ins call_symbol:$src), "jsri32 $src", []>; let mayLoad = 1, Size = 4, isCodeGenOnly = 0 in def PseudoJMPI32 : CSKYPseudo<(outs), (ins br_symbol:$src), "jmpi32 $src", []>; let isNotDuplicable = 1, mayLoad = 1, mayStore = 0, Size = 8 in def PseudoTLSLA32 : CSKYPseudo<(outs GPR:$dst1, GPR:$dst2), (ins constpool_symbol:$src, i32imm:$label), "!tlslrw32\t$dst1, $dst2, $src, $label", []>; let hasSideEffects = 0, isNotDuplicable = 1 in def CONSTPOOL_ENTRY : CSKYPseudo<(outs), (ins i32imm:$instid, i32imm:$cpidx, i32imm:$size), "", []>; include "CSKYInstrInfo16Instr.td" include "CSKYInstrInfoF1.td" include "CSKYInstrInfoF2.td" include "CSKYInstrAlias.td"