//
//===----------------------------------------------------------------------===//
-//===----------------------------------------------------------------------===//
-// Instruction format superclass
-//===----------------------------------------------------------------------===//
-
-include "MipsInstrFormats.td"
//===----------------------------------------------------------------------===//
// Mips profiles and nodes
//===----------------------------------------------------------------------===//
-def SDT_MipsRet : SDTypeProfile<0, 1, [SDTCisInt<0>]>;
def SDT_MipsJmpLink : SDTypeProfile<0, 1, [SDTCisVT<0, iPTR>]>;
def SDT_MipsCMov : SDTypeProfile<1, 4, [SDTCisSameAs<0, 1>,
SDTCisSameAs<1, 2>,
def SDT_MipsThreadPointer : SDTypeProfile<1, 0, [SDTCisPtrTy<0>]>;
-def SDT_MipsDynAlloc : SDTypeProfile<1, 1, [SDTCisVT<0, i32>,
- SDTCisVT<1, iPTR>]>;
def SDT_Sync : SDTypeProfile<0, 1, [SDTCisVT<0, i32>]>;
def SDT_Ext : SDTypeProfile<1, 3, [SDTCisInt<0>, SDTCisSameAs<0, 1>,
SDTCisVT<2, i32>, SDTCisSameAs<2, 3>,
SDTCisSameAs<0, 4>]>;
+def SDTMipsLoadLR : SDTypeProfile<1, 2,
+ [SDTCisInt<0>, SDTCisPtrTy<1>,
+ SDTCisSameAs<0, 2>]>;
+
// Call
def MipsJmpLink : SDNode<"MipsISD::JmpLink",SDT_MipsJmpLink,
[SDNPHasChain, SDNPOutGlue, SDNPOptInGlue,
SDNPVariadic]>;
+// Tail call
+def MipsTailCall : SDNode<"MipsISD::TailCall", SDT_MipsJmpLink,
+ [SDNPHasChain, SDNPOptInGlue, SDNPVariadic]>;
+
// Hi and Lo nodes are used to handle global addresses. Used on
// MipsISelLowering to lower stuff like GlobalAddress, ExternalSymbol
// static model. (nothing to do with Mips Registers Hi and Lo)
def MipsThreadPointer: SDNode<"MipsISD::ThreadPointer", SDT_MipsThreadPointer>;
// Return
-def MipsRet : SDNode<"MipsISD::Ret", SDT_MipsRet, [SDNPHasChain,
- SDNPOptInGlue]>;
+def MipsRet : SDNode<"MipsISD::Ret", SDTNone, [SDNPHasChain, SDNPOptInGlue]>;
// These are target-independent nodes, but have target-specific formats.
def callseq_start : SDNode<"ISD::CALLSEQ_START", SDT_MipsCallSeqStart,
- [SDNPHasChain, SDNPOutGlue]>;
+ [SDNPHasChain, SDNPSideEffect, SDNPOutGlue]>;
def callseq_end : SDNode<"ISD::CALLSEQ_END", SDT_MipsCallSeqEnd,
- [SDNPHasChain, SDNPOptInGlue, SDNPOutGlue]>;
+ [SDNPHasChain, SDNPSideEffect,
+ SDNPOptInGlue, SDNPOutGlue]>;
// MAdd*/MSub* nodes
def MipsMAdd : SDNode<"MipsISD::MAdd", SDT_MipsMAddMSub,
// target constant nodes that would otherwise remain unchanged with ADDiu
// nodes. Without these wrapper node patterns, the following conditional move
// instrucion is emitted when function cmov2 in test/CodeGen/Mips/cmov.ll is
-// compiled:
+// compiled:
// movn %got(d)($gp), %got(c)($gp), $4
// This instruction is illegal since movn can take only register operands.
-def MipsWrapperPIC : SDNode<"MipsISD::WrapperPIC", SDTIntUnaryOp>;
-
-// Pointer to dynamically allocated stack area.
-def MipsDynAlloc : SDNode<"MipsISD::DynAlloc", SDT_MipsDynAlloc,
- [SDNPHasChain, SDNPInGlue]>;
+def MipsWrapper : SDNode<"MipsISD::Wrapper", SDTIntBinOp>;
-def MipsSync : SDNode<"MipsISD::Sync", SDT_Sync, [SDNPHasChain]>;
+def MipsSync : SDNode<"MipsISD::Sync", SDT_Sync, [SDNPHasChain,SDNPSideEffect]>;
def MipsExt : SDNode<"MipsISD::Ext", SDT_Ext>;
def MipsIns : SDNode<"MipsISD::Ins", SDT_Ins>;
+def MipsLWL : SDNode<"MipsISD::LWL", SDTMipsLoadLR,
+ [SDNPHasChain, SDNPMayLoad, SDNPMemOperand]>;
+def MipsLWR : SDNode<"MipsISD::LWR", SDTMipsLoadLR,
+ [SDNPHasChain, SDNPMayLoad, SDNPMemOperand]>;
+def MipsSWL : SDNode<"MipsISD::SWL", SDTStore,
+ [SDNPHasChain, SDNPMayStore, SDNPMemOperand]>;
+def MipsSWR : SDNode<"MipsISD::SWR", SDTStore,
+ [SDNPHasChain, SDNPMayStore, SDNPMemOperand]>;
+def MipsLDL : SDNode<"MipsISD::LDL", SDTMipsLoadLR,
+ [SDNPHasChain, SDNPMayLoad, SDNPMemOperand]>;
+def MipsLDR : SDNode<"MipsISD::LDR", SDTMipsLoadLR,
+ [SDNPHasChain, SDNPMayLoad, SDNPMemOperand]>;
+def MipsSDL : SDNode<"MipsISD::SDL", SDTStore,
+ [SDNPHasChain, SDNPMayStore, SDNPMemOperand]>;
+def MipsSDR : SDNode<"MipsISD::SDR", SDTStore,
+ [SDNPHasChain, SDNPMayStore, SDNPMemOperand]>;
+
//===----------------------------------------------------------------------===//
// Mips Instruction Predicate Definitions.
//===----------------------------------------------------------------------===//
-def HasSEInReg : Predicate<"Subtarget.hasSEInReg()">;
-def HasBitCount : Predicate<"Subtarget.hasBitCount()">;
-def HasSwap : Predicate<"Subtarget.hasSwap()">;
-def HasCondMov : Predicate<"Subtarget.hasCondMov()">;
-def HasMips32 : Predicate<"Subtarget.hasMips32()">;
-def HasMips32r2 : Predicate<"Subtarget.hasMips32r2()">;
-def HasMips64 : Predicate<"Subtarget.hasMips64()">;
-def NotMips64 : Predicate<"!Subtarget.hasMips64()">;
-def HasMips64r2 : Predicate<"Subtarget.hasMips64r2()">;
-def IsN64 : Predicate<"Subtarget.isABI_N64()">;
-def NotN64 : Predicate<"!Subtarget.isABI_N64()">;
+def HasSEInReg : Predicate<"Subtarget.hasSEInReg()">,
+ AssemblerPredicate<"FeatureSEInReg">;
+def HasBitCount : Predicate<"Subtarget.hasBitCount()">,
+ AssemblerPredicate<"FeatureBitCount">;
+def HasSwap : Predicate<"Subtarget.hasSwap()">,
+ AssemblerPredicate<"FeatureSwap">;
+def HasCondMov : Predicate<"Subtarget.hasCondMov()">,
+ AssemblerPredicate<"FeatureCondMov">;
+def HasFPIdx : Predicate<"Subtarget.hasFPIdx()">,
+ AssemblerPredicate<"FeatureFPIdx">;
+def HasMips32 : Predicate<"Subtarget.hasMips32()">,
+ AssemblerPredicate<"FeatureMips32">;
+def HasMips32r2 : Predicate<"Subtarget.hasMips32r2()">,
+ AssemblerPredicate<"FeatureMips32r2">;
+def HasMips64 : Predicate<"Subtarget.hasMips64()">,
+ AssemblerPredicate<"FeatureMips64">;
+def NotMips64 : Predicate<"!Subtarget.hasMips64()">,
+ AssemblerPredicate<"!FeatureMips64">;
+def HasMips64r2 : Predicate<"Subtarget.hasMips64r2()">,
+ AssemblerPredicate<"FeatureMips64r2">;
+def IsN64 : Predicate<"Subtarget.isABI_N64()">,
+ AssemblerPredicate<"FeatureN64">;
+def NotN64 : Predicate<"!Subtarget.isABI_N64()">,
+ AssemblerPredicate<"!FeatureN64">;
+def InMips16Mode : Predicate<"Subtarget.inMips16Mode()">,
+ AssemblerPredicate<"FeatureMips16">;
+def RelocStatic : Predicate<"TM.getRelocationModel() == Reloc::Static">,
+ AssemblerPredicate<"FeatureMips32">;
+def RelocPIC : Predicate<"TM.getRelocationModel() == Reloc::PIC_">,
+ AssemblerPredicate<"FeatureMips32">;
+def NoNaNsFPMath : Predicate<"TM.Options.NoNaNsFPMath">,
+ AssemblerPredicate<"FeatureMips32">;
+def HasStdEnc : Predicate<"Subtarget.hasStandardEncoding()">,
+ AssemblerPredicate<"!FeatureMips16">;
+
+class MipsPat<dag pattern, dag result> : Pat<pattern, result> {
+ let Predicates = [HasStdEnc];
+}
+
+class IsCommutable {
+ bit isCommutable = 1;
+}
+
+class IsBranch {
+ bit isBranch = 1;
+}
+
+class IsReturn {
+ bit isReturn = 1;
+}
+
+class IsCall {
+ bit isCall = 1;
+}
+
+class IsTailCall {
+ bit isCall = 1;
+ bit isTerminator = 1;
+ bit isReturn = 1;
+ bit isBarrier = 1;
+ bit hasExtraSrcRegAllocReq = 1;
+ bit isCodeGenOnly = 1;
+}
+
+class IsAsCheapAsAMove {
+ bit isAsCheapAsAMove = 1;
+}
+
+class NeverHasSideEffects {
+ bit neverHasSideEffects = 1;
+}
+
+//===----------------------------------------------------------------------===//
+// Instruction format superclass
+//===----------------------------------------------------------------------===//
+
+include "MipsInstrFormats.td"
//===----------------------------------------------------------------------===//
// Mips Operand, Complex Patterns and Transformations Definitions.
//===----------------------------------------------------------------------===//
// Instruction operand types
-def brtarget : Operand<OtherVT>;
-def calltarget : Operand<i32>;
-def simm16 : Operand<i32>;
+def jmptarget : Operand<OtherVT> {
+ let EncoderMethod = "getJumpTargetOpValue";
+}
+def brtarget : Operand<OtherVT> {
+ let EncoderMethod = "getBranchTargetOpValue";
+ let OperandType = "OPERAND_PCREL";
+ let DecoderMethod = "DecodeBranchTarget";
+}
+def calltarget : Operand<iPTR> {
+ let EncoderMethod = "getJumpTargetOpValue";
+}
+def calltarget64: Operand<i64>;
+def simm16 : Operand<i32> {
+ let DecoderMethod= "DecodeSimm16";
+}
def simm16_64 : Operand<i64>;
def shamt : Operand<i32>;
let PrintMethod = "printUnsignedImm";
}
+def MipsMemAsmOperand : AsmOperandClass {
+ let Name = "Mem";
+ let ParserMethod = "parseMemOperand";
+}
+
// Address operand
def mem : Operand<i32> {
let PrintMethod = "printMemOperand";
let MIOperandInfo = (ops CPURegs, simm16);
+ let EncoderMethod = "getMemEncoding";
+ let ParserMatchClass = MipsMemAsmOperand;
}
def mem64 : Operand<i64> {
let PrintMethod = "printMemOperand";
let MIOperandInfo = (ops CPU64Regs, simm16_64);
+ let EncoderMethod = "getMemEncoding";
+ let ParserMatchClass = MipsMemAsmOperand;
}
def mem_ea : Operand<i32> {
let PrintMethod = "printMemOperandEA";
let MIOperandInfo = (ops CPURegs, simm16);
+ let EncoderMethod = "getMemEncoding";
+}
+
+def mem_ea_64 : Operand<i64> {
+ let PrintMethod = "printMemOperandEA";
+ let MIOperandInfo = (ops CPU64Regs, simm16_64);
+ let EncoderMethod = "getMemEncoding";
+}
+
+// size operand of ext instruction
+def size_ext : Operand<i32> {
+ let EncoderMethod = "getSizeExtEncoding";
+ let DecoderMethod = "DecodeExtSize";
+}
+
+// size operand of ins instruction
+def size_ins : Operand<i32> {
+ let EncoderMethod = "getSizeInsEncoding";
+ let DecoderMethod = "DecodeInsSize";
}
// Transformation Function - get the lower 16 bits.
def LO16 : SDNodeXForm<imm, [{
- return getI32Imm((unsigned)N->getZExtValue() & 0xFFFF);
+ return getImm(N, N->getZExtValue() & 0xFFFF);
}]>;
// Transformation Function - get the higher 16 bits.
def HI16 : SDNodeXForm<imm, [{
- return getI32Imm((unsigned)N->getZExtValue() >> 16);
+ return getImm(N, (N->getZExtValue() >> 16) & 0xFFFF);
}]>;
// Node immediate fits as 16-bit sign extended on target immediate.
// e.g. addi, andi
def immSExt16 : PatLeaf<(imm), [{ return isInt<16>(N->getSExtValue()); }]>;
+// Node immediate fits as 15-bit sign extended on target immediate.
+// e.g. addi, andi
+def immSExt15 : PatLeaf<(imm), [{ return isInt<15>(N->getSExtValue()); }]>;
+
// Node immediate fits as 16-bit zero extended on target immediate.
// The LO16 param means that only the lower 16 bits of the node
// immediate are caught.
return (uint64_t)N->getZExtValue() == (unsigned short)N->getZExtValue();
}], LO16>;
-// shamt field must fit in 5 bits.
-def immZExt5 : PatLeaf<(imm), [{
- return N->getZExtValue() == ((N->getZExtValue()) & 0x1f) ;
+// Immediate can be loaded with LUi (32-bit int with lower 16-bit cleared).
+def immLow16Zero : PatLeaf<(imm), [{
+ int64_t Val = N->getSExtValue();
+ return isInt<32>(Val) && !(Val & 0xffff);
}]>;
+// shamt field must fit in 5 bits.
+def immZExt5 : ImmLeaf<i32, [{return Imm == (Imm & 0x1f);}]>;
+
// Mips Address Mode! SDNode frameindex could possibily be a match
// since load and store instructions from stack used it.
-def addr : ComplexPattern<iPTR, 2, "SelectAddr", [frameindex], []>;
-
-//===----------------------------------------------------------------------===//
-// Pattern fragment for load/store
-//===----------------------------------------------------------------------===//
-class UnalignedLoad<PatFrag Node> : PatFrag<(ops node:$ptr), (Node node:$ptr), [{
- LoadSDNode *LD = cast<LoadSDNode>(N);
- return LD->getMemoryVT().getSizeInBits()/8 > LD->getAlignment();
-}]>;
-
-class AlignedLoad<PatFrag Node> : PatFrag<(ops node:$ptr), (Node node:$ptr), [{
- LoadSDNode *LD = cast<LoadSDNode>(N);
- return LD->getMemoryVT().getSizeInBits()/8 <= LD->getAlignment();
-}]>;
-
-class UnalignedStore<PatFrag Node> : PatFrag<(ops node:$val, node:$ptr),
- (Node node:$val, node:$ptr), [{
- StoreSDNode *SD = cast<StoreSDNode>(N);
- return SD->getMemoryVT().getSizeInBits()/8 > SD->getAlignment();
-}]>;
-
-class AlignedStore<PatFrag Node> : PatFrag<(ops node:$val, node:$ptr),
- (Node node:$val, node:$ptr), [{
- StoreSDNode *SD = cast<StoreSDNode>(N);
- return SD->getMemoryVT().getSizeInBits()/8 <= SD->getAlignment();
-}]>;
-
-// Load/Store PatFrags.
-def sextloadi16_a : AlignedLoad<sextloadi16>;
-def zextloadi16_a : AlignedLoad<zextloadi16>;
-def extloadi16_a : AlignedLoad<extloadi16>;
-def load_a : AlignedLoad<load>;
-def sextloadi32_a : AlignedLoad<sextloadi32>;
-def zextloadi32_a : AlignedLoad<zextloadi32>;
-def extloadi32_a : AlignedLoad<extloadi32>;
-def truncstorei16_a : AlignedStore<truncstorei16>;
-def store_a : AlignedStore<store>;
-def truncstorei32_a : AlignedStore<truncstorei32>;
-def sextloadi16_u : UnalignedLoad<sextloadi16>;
-def zextloadi16_u : UnalignedLoad<zextloadi16>;
-def extloadi16_u : UnalignedLoad<extloadi16>;
-def load_u : UnalignedLoad<load>;
-def sextloadi32_u : UnalignedLoad<sextloadi32>;
-def zextloadi32_u : UnalignedLoad<zextloadi32>;
-def extloadi32_u : UnalignedLoad<extloadi32>;
-def truncstorei16_u : UnalignedStore<truncstorei16>;
-def store_u : UnalignedStore<store>;
-def truncstorei32_u : UnalignedStore<truncstorei32>;
+def addr :
+ ComplexPattern<iPTR, 2, "SelectAddr", [frameindex], [SDNPWantParent]>;
//===----------------------------------------------------------------------===//
// Instructions specific format
//===----------------------------------------------------------------------===//
// Arithmetic and logical instructions with 3 register operands.
-class ArithLogicR<bits<6> op, bits<6> func, string instr_asm, SDNode OpNode,
- InstrItinClass itin, RegisterClass RC, bit isComm = 0>:
- FR<op, func, (outs RC:$rd), (ins RC:$rs, RC:$rt),
- !strconcat(instr_asm, "\t$rd, $rs, $rt"),
- [(set RC:$rd, (OpNode RC:$rs, RC:$rt))], itin> {
- let shamt = 0;
- let isCommutable = isComm;
-}
-
-class ArithLogicOfR<bits<6> op, bits<6> func, string instr_asm,
- InstrItinClass itin, RegisterClass RC, bit isComm = 0>:
- FR<op, func, (outs RC:$rd), (ins RC:$rs, RC:$rt),
- !strconcat(instr_asm, "\t$rd, $rs, $rt"), [], itin> {
- let shamt = 0;
+class ArithLogicR<string opstr, RegisterClass RC, bit isComm = 0,
+ InstrItinClass Itin = NoItinerary,
+ SDPatternOperator OpNode = null_frag>:
+ InstSE<(outs RC:$rd), (ins RC:$rs, RC:$rt),
+ !strconcat(opstr, "\t$rd, $rs, $rt"),
+ [(set RC:$rd, (OpNode RC:$rs, RC:$rt))], Itin, FrmR> {
let isCommutable = isComm;
+ let isReMaterializable = 1;
+ string BaseOpcode;
+ string Arch;
}
// Arithmetic and logical instructions with 2 register operands.
-class ArithLogicI<bits<6> op, string instr_asm, SDNode OpNode,
- Operand Od, PatLeaf imm_type, RegisterClass RC> :
- FI<op, (outs RC:$rt), (ins RC:$rs, Od:$i),
- !strconcat(instr_asm, "\t$rt, $rs, $i"),
- [(set RC:$rt, (OpNode RC:$rs, imm_type:$i))], IIAlu>;
-
-class ArithOverflowI<bits<6> op, string instr_asm, SDNode OpNode,
- Operand Od, PatLeaf imm_type, RegisterClass RC> :
- FI<op, (outs RC:$rt), (ins RC:$rs, Od:$i),
- !strconcat(instr_asm, "\t$rt, $rs, $i"), [], IIAlu>;
+class ArithLogicI<string opstr, Operand Od, RegisterClass RC,
+ SDPatternOperator imm_type = null_frag,
+ SDPatternOperator OpNode = null_frag> :
+ InstSE<(outs RC:$rt), (ins RC:$rs, Od:$imm16),
+ !strconcat(opstr, "\t$rt, $rs, $imm16"),
+ [(set RC:$rt, (OpNode RC:$rs, imm_type:$imm16))], IIAlu, FrmI> {
+ let isReMaterializable = 1;
+}
// Arithmetic Multiply ADD/SUB
-let rd = 0, shamt = 0, Defs = [HI, LO], Uses = [HI, LO] in
-class MArithR<bits<6> func, string instr_asm, SDNode op, bit isComm = 0> :
- FR<0x1c, func, (outs), (ins CPURegs:$rs, CPURegs:$rt),
- !strconcat(instr_asm, "\t$rs, $rt"),
- [(op CPURegs:$rs, CPURegs:$rt, LO, HI)], IIImul> {
+class MArithR<string opstr, SDPatternOperator op = null_frag, bit isComm = 0> :
+ InstSE<(outs), (ins CPURegs:$rs, CPURegs:$rt),
+ !strconcat(opstr, "\t$rs, $rt"),
+ [(op CPURegs:$rs, CPURegs:$rt, LO, HI)], IIImul, FrmR> {
+ let Defs = [HI, LO];
+ let Uses = [HI, LO];
let isCommutable = isComm;
}
// Logical
-let isCommutable = 1 in
-class LogicNOR<bits<6> op, bits<6> func, string instr_asm>:
- FR<op, func, (outs CPURegs:$dst), (ins CPURegs:$b, CPURegs:$c),
- !strconcat(instr_asm, "\t$dst, $b, $c"),
- [(set CPURegs:$dst, (not (or CPURegs:$b, CPURegs:$c)))], IIAlu>;
+class LogicNOR<string opstr, RegisterClass RC>:
+ InstSE<(outs RC:$rd), (ins RC:$rs, RC:$rt),
+ !strconcat(opstr, "\t$rd, $rs, $rt"),
+ [(set RC:$rd, (not (or RC:$rs, RC:$rt)))], IIAlu, FrmR> {
+ let isCommutable = 1;
+}
// Shifts
-class LogicR_shift_rotate_imm<bits<6> func, bits<5> _rs, string instr_asm,
- SDNode OpNode>:
- FR<0x00, func, (outs CPURegs:$dst), (ins CPURegs:$b, shamt:$c),
- !strconcat(instr_asm, "\t$dst, $b, $c"),
- [(set CPURegs:$dst, (OpNode CPURegs:$b, (i32 immZExt5:$c)))], IIAlu> {
- let rs = _rs;
-}
+class shift_rotate_imm<string opstr, Operand ImmOpnd,
+ RegisterClass RC, SDPatternOperator OpNode = null_frag,
+ SDPatternOperator PF = null_frag> :
+ InstSE<(outs RC:$rd), (ins RC:$rt, ImmOpnd:$shamt),
+ !strconcat(opstr, "\t$rd, $rt, $shamt"),
+ [(set RC:$rd, (OpNode RC:$rt, PF:$shamt))], IIAlu, FrmR>;
+
+class shift_rotate_reg<string opstr, RegisterClass RC,
+ SDPatternOperator OpNode = null_frag>:
+ InstSE<(outs RC:$rd), (ins CPURegs:$rs, RC:$rt),
+ !strconcat(opstr, "\t$rd, $rt, $rs"),
+ [(set RC:$rd, (OpNode RC:$rt, CPURegs:$rs))], IIAlu, FrmR>;
-class LogicR_shift_rotate_reg<bits<6> func, bits<5> _shamt, string instr_asm,
- SDNode OpNode>:
- FR<0x00, func, (outs CPURegs:$dst), (ins CPURegs:$c, CPURegs:$b),
- !strconcat(instr_asm, "\t$dst, $b, $c"),
- [(set CPURegs:$dst, (OpNode CPURegs:$b, CPURegs:$c))], IIAlu> {
- let shamt = _shamt;
+// Load Upper Imediate
+class LoadUpper<string opstr, RegisterClass RC, Operand Imm>:
+ InstSE<(outs RC:$rt), (ins Imm:$imm16), !strconcat(opstr, "\t$rt, $imm16"),
+ [], IIAlu, FrmI>, IsAsCheapAsAMove {
+ let neverHasSideEffects = 1;
+ let isReMaterializable = 1;
}
-// Load Upper Imediate
-class LoadUpper<bits<6> op, string instr_asm>:
- FI< op,
- (outs CPURegs:$dst),
- (ins uimm16:$imm),
- !strconcat(instr_asm, "\t$dst, $imm"),
- [], IIAlu>;
+class FMem<bits<6> op, dag outs, dag ins, string asmstr, list<dag> pattern,
+ InstrItinClass itin>: FFI<op, outs, ins, asmstr, pattern> {
+ bits<21> addr;
+ let Inst{25-21} = addr{20-16};
+ let Inst{15-0} = addr{15-0};
+ let DecoderMethod = "DecodeMem";
+}
// Memory Load/Store
+class Load<string opstr, SDPatternOperator OpNode, RegisterClass RC,
+ Operand MemOpnd> :
+ InstSE<(outs RC:$rt), (ins MemOpnd:$addr), !strconcat(opstr, "\t$rt, $addr"),
+ [(set RC:$rt, (OpNode addr:$addr))], NoItinerary, FrmI> {
+ let DecoderMethod = "DecodeMem";
+ let canFoldAsLoad = 1;
+}
+
+class Store<string opstr, SDPatternOperator OpNode, RegisterClass RC,
+ Operand MemOpnd> :
+ InstSE<(outs), (ins RC:$rt, MemOpnd:$addr), !strconcat(opstr, "\t$rt, $addr"),
+ [(OpNode RC:$rt, addr:$addr)], NoItinerary, FrmI> {
+ let DecoderMethod = "DecodeMem";
+}
+
+multiclass LoadM<string opstr, RegisterClass RC,
+ SDPatternOperator OpNode = null_frag> {
+ def #NAME# : Load<opstr, OpNode, RC, mem>, Requires<[NotN64, HasStdEnc]>;
+ def _P8 : Load<opstr, OpNode, RC, mem64>, Requires<[IsN64, HasStdEnc]> {
+ let DecoderNamespace = "Mips64";
+ let isCodeGenOnly = 1;
+ }
+}
+
+multiclass StoreM<string opstr, RegisterClass RC,
+ SDPatternOperator OpNode = null_frag> {
+ def #NAME# : Store<opstr, OpNode, RC, mem>, Requires<[NotN64, HasStdEnc]>;
+ def _P8 : Store<opstr, OpNode, RC, mem64>, Requires<[IsN64, HasStdEnc]> {
+ let DecoderNamespace = "Mips64";
+ let isCodeGenOnly = 1;
+ }
+}
+
+// Load/Store Left/Right
let canFoldAsLoad = 1 in
-class LoadM<bits<6> op, string instr_asm, PatFrag OpNode, RegisterClass RC,
- Operand MemOpnd, bit Pseudo>:
- FI<op, (outs RC:$dst), (ins MemOpnd:$addr),
- !strconcat(instr_asm, "\t$dst, $addr"),
- [(set RC:$dst, (OpNode addr:$addr))], IILoad> {
- let isPseudo = Pseudo;
-}
-
-class StoreM<bits<6> op, string instr_asm, PatFrag OpNode, RegisterClass RC,
- Operand MemOpnd, bit Pseudo>:
- FI<op, (outs), (ins RC:$dst, MemOpnd:$addr),
- !strconcat(instr_asm, "\t$dst, $addr"),
- [(OpNode RC:$dst, addr:$addr)], IIStore> {
- let isPseudo = Pseudo;
-}
-
-// 32-bit load.
-multiclass LoadM32<bits<6> op, string instr_asm, PatFrag OpNode,
- bit Pseudo = 0> {
- def #NAME# : LoadM<op, instr_asm, OpNode, CPURegs, mem, Pseudo>,
- Requires<[NotN64]>;
- def _P8 : LoadM<op, instr_asm, OpNode, CPURegs, mem64, Pseudo>,
- Requires<[IsN64]>;
-}
-
-// 64-bit load.
-multiclass LoadM64<bits<6> op, string instr_asm, PatFrag OpNode,
- bit Pseudo = 0> {
- def #NAME# : LoadM<op, instr_asm, OpNode, CPU64Regs, mem, Pseudo>,
- Requires<[NotN64]>;
- def _P8 : LoadM<op, instr_asm, OpNode, CPU64Regs, mem64, Pseudo>,
- Requires<[IsN64]>;
-}
-
-// 32-bit store.
-multiclass StoreM32<bits<6> op, string instr_asm, PatFrag OpNode,
- bit Pseudo = 0> {
- def #NAME# : StoreM<op, instr_asm, OpNode, CPURegs, mem, Pseudo>,
- Requires<[NotN64]>;
- def _P8 : StoreM<op, instr_asm, OpNode, CPURegs, mem64, Pseudo>,
- Requires<[IsN64]>;
-}
-
-// 64-bit store.
-multiclass StoreM64<bits<6> op, string instr_asm, PatFrag OpNode,
- bit Pseudo = 0> {
- def #NAME# : StoreM<op, instr_asm, OpNode, CPU64Regs, mem, Pseudo>,
- Requires<[NotN64]>;
- def _P8 : StoreM<op, instr_asm, OpNode, CPU64Regs, mem64, Pseudo>,
- Requires<[IsN64]>;
+class LoadLeftRight<string opstr, SDNode OpNode, RegisterClass RC,
+ Operand MemOpnd> :
+ InstSE<(outs RC:$rt), (ins MemOpnd:$addr, RC:$src),
+ !strconcat(opstr, "\t$rt, $addr"),
+ [(set RC:$rt, (OpNode addr:$addr, RC:$src))], NoItinerary, FrmI> {
+ let DecoderMethod = "DecodeMem";
+ string Constraints = "$src = $rt";
+}
+
+class StoreLeftRight<string opstr, SDNode OpNode, RegisterClass RC,
+ Operand MemOpnd>:
+ InstSE<(outs), (ins RC:$rt, MemOpnd:$addr), !strconcat(opstr, "\t$rt, $addr"),
+ [(OpNode RC:$rt, addr:$addr)], NoItinerary, FrmI> {
+ let DecoderMethod = "DecodeMem";
+}
+
+multiclass LoadLeftRightM<string opstr, SDNode OpNode, RegisterClass RC> {
+ def #NAME# : LoadLeftRight<opstr, OpNode, RC, mem>,
+ Requires<[NotN64, HasStdEnc]>;
+ def _P8 : LoadLeftRight<opstr, OpNode, RC, mem64>,
+ Requires<[IsN64, HasStdEnc]> {
+ let DecoderNamespace = "Mips64";
+ let isCodeGenOnly = 1;
+ }
+}
+
+multiclass StoreLeftRightM<string opstr, SDNode OpNode, RegisterClass RC> {
+ def #NAME# : StoreLeftRight<opstr, OpNode, RC, mem>,
+ Requires<[NotN64, HasStdEnc]>;
+ def _P8 : StoreLeftRight<opstr, OpNode, RC, mem64>,
+ Requires<[IsN64, HasStdEnc]> {
+ let DecoderNamespace = "Mips64";
+ let isCodeGenOnly = 1;
+ }
}
// Conditional Branch
-class CBranch<bits<6> op, string instr_asm, PatFrag cond_op, RegisterClass RC>:
- CBranchBase<op, (outs), (ins RC:$rs, RC:$rt, brtarget:$offset),
- !strconcat(instr_asm, "\t$rs, $rt, $offset"),
- [(brcond (i32 (cond_op RC:$rs, RC:$rt)), bb:$offset)], IIBranch> {
+class CBranch<string opstr, PatFrag cond_op, RegisterClass RC> :
+ InstSE<(outs), (ins RC:$rs, RC:$rt, brtarget:$offset),
+ !strconcat(opstr, "\t$rs, $rt, $offset"),
+ [(brcond (i32 (cond_op RC:$rs, RC:$rt)), bb:$offset)], IIBranch,
+ FrmI> {
let isBranch = 1;
let isTerminator = 1;
let hasDelaySlot = 1;
+ let Defs = [AT];
}
-class CBranchZero<bits<6> op, bits<5> _rt, string instr_asm, PatFrag cond_op,
- RegisterClass RC>:
- CBranchBase<op, (outs), (ins RC:$rs, brtarget:$offset),
- !strconcat(instr_asm, "\t$rs, $offset"),
- [(brcond (i32 (cond_op RC:$rs, 0)), bb:$offset)], IIBranch> {
- let rt = _rt;
+class CBranchZero<string opstr, PatFrag cond_op, RegisterClass RC> :
+ InstSE<(outs), (ins RC:$rs, brtarget:$offset),
+ !strconcat(opstr, "\t$rs, $offset"),
+ [(brcond (i32 (cond_op RC:$rs, 0)), bb:$offset)], IIBranch, FrmI> {
let isBranch = 1;
let isTerminator = 1;
let hasDelaySlot = 1;
+ let Defs = [AT];
}
// SetCC
-class SetCC_R<bits<6> op, bits<6> func, string instr_asm, PatFrag cond_op,
+class SetCC_R<string opstr, PatFrag cond_op, RegisterClass RC> :
+ InstSE<(outs CPURegs:$rd), (ins RC:$rs, RC:$rt),
+ !strconcat(opstr, "\t$rd, $rs, $rt"),
+ [(set CPURegs:$rd, (cond_op RC:$rs, RC:$rt))], IIAlu, FrmR>;
+
+class SetCC_I<string opstr, PatFrag cond_op, Operand Od, PatLeaf imm_type,
RegisterClass RC>:
- FR<op, func, (outs CPURegs:$rd), (ins RC:$rs, RC:$rt),
- !strconcat(instr_asm, "\t$rd, $rs, $rt"),
- [(set CPURegs:$rd, (cond_op RC:$rs, RC:$rt))],
- IIAlu>;
-
-class SetCC_I<bits<6> op, string instr_asm, PatFrag cond_op, Operand Od,
- PatLeaf imm_type, RegisterClass RC>:
- FI<op, (outs CPURegs:$rd), (ins RC:$rs, Od:$i),
- !strconcat(instr_asm, "\t$rd, $rs, $i"),
- [(set CPURegs:$rd, (cond_op RC:$rs, imm_type:$i))],
- IIAlu>;
+ InstSE<(outs CPURegs:$rt), (ins RC:$rs, Od:$imm16),
+ !strconcat(opstr, "\t$rt, $rs, $imm16"),
+ [(set CPURegs:$rt, (cond_op RC:$rs, imm_type:$imm16))], IIAlu, FrmI>;
+
+// Jump
+class JumpFJ<DAGOperand opnd, string opstr, SDPatternOperator operator,
+ SDPatternOperator targetoperator> :
+ InstSE<(outs), (ins opnd:$target), !strconcat(opstr, "\t$target"),
+ [(operator targetoperator:$target)], IIBranch, FrmJ> {
+ let isTerminator=1;
+ let isBarrier=1;
+ let hasDelaySlot = 1;
+ let DecoderMethod = "DecodeJumpTarget";
+ let Defs = [AT];
+}
// Unconditional branch
-let isBranch=1, isTerminator=1, isBarrier=1, hasDelaySlot = 1 in
-class JumpFJ<bits<6> op, string instr_asm>:
- FJ<op, (outs), (ins brtarget:$target),
- !strconcat(instr_asm, "\t$target"), [(br bb:$target)], IIBranch>;
+class UncondBranch<string opstr> :
+ InstSE<(outs), (ins brtarget:$offset), !strconcat(opstr, "\t$offset"),
+ [(br bb:$offset)], IIBranch, FrmI> {
+ let isBranch = 1;
+ let isTerminator = 1;
+ let isBarrier = 1;
+ let hasDelaySlot = 1;
+ let Predicates = [RelocPIC, HasStdEnc];
+ let Defs = [AT];
+}
-let isBranch=1, isTerminator=1, isBarrier=1, rd=0, hasDelaySlot = 1 in
-class JumpFR<bits<6> op, bits<6> func, string instr_asm>:
- FR<op, func, (outs), (ins CPURegs:$target),
- !strconcat(instr_asm, "\t$target"), [(brind CPURegs:$target)], IIBranch>;
+// Base class for indirect branch and return instruction classes.
+let isTerminator=1, isBarrier=1, hasDelaySlot = 1 in
+class JumpFR<RegisterClass RC, SDPatternOperator operator = null_frag>:
+ InstSE<(outs), (ins RC:$rs), "jr\t$rs", [(operator RC:$rs)], IIBranch, FrmR>;
+
+// Indirect branch
+class IndirectBranch<RegisterClass RC>: JumpFR<RC, brind> {
+ let isBranch = 1;
+ let isIndirectBranch = 1;
+}
+
+// Return instruction
+class RetBase<RegisterClass RC>: JumpFR<RC> {
+ let isReturn = 1;
+ let isCodeGenOnly = 1;
+ let hasCtrlDep = 1;
+ let hasExtraSrcRegAllocReq = 1;
+}
// Jump and Link (Call)
-let isCall=1, hasDelaySlot=1,
- // All calls clobber the non-callee saved registers...
- Defs = [AT, V0, V1, A0, A1, A2, A3, T0, T1, T2, T3, T4, T5, T6, T7, T8, T9,
- K0, K1, D0, D1, D2, D3, D4, D5, D6, D7, D8, D9], Uses = [GP] in {
- class JumpLink<bits<6> op, string instr_asm>:
- FJ<op, (outs), (ins calltarget:$target, variable_ops),
- !strconcat(instr_asm, "\t$target"), [(MipsJmpLink imm:$target)],
- IIBranch>;
+let isCall=1, hasDelaySlot=1, Defs = [RA] in {
+ class JumpLink<string opstr> :
+ InstSE<(outs), (ins calltarget:$target), !strconcat(opstr, "\t$target"),
+ [(MipsJmpLink imm:$target)], IIBranch, FrmJ> {
+ let DecoderMethod = "DecodeJumpTarget";
+ }
+
+ class JumpLinkReg<string opstr, RegisterClass RC>:
+ InstSE<(outs), (ins RC:$rs), !strconcat(opstr, "\t$rs"),
+ [(MipsJmpLink RC:$rs)], IIBranch, FrmR>;
- let rd=31 in
- class JumpLinkReg<bits<6> op, bits<6> func, string instr_asm>:
- FR<op, func, (outs), (ins CPURegs:$rs, variable_ops),
- !strconcat(instr_asm, "\t$rs"), [(MipsJmpLink CPURegs:$rs)], IIBranch>;
+ class BGEZAL_FT<string opstr, RegisterClass RC> :
+ InstSE<(outs), (ins RC:$rs, brtarget:$offset),
+ !strconcat(opstr, "\t$rs, $offset"), [], IIBranch, FrmI>;
- class BranchLink<string instr_asm>:
- FI<0x1, (outs), (ins CPURegs:$rs, brtarget:$target, variable_ops),
- !strconcat(instr_asm, "\t$rs, $target"), [], IIBranch>;
}
+class BAL_FT :
+ InstSE<(outs), (ins brtarget:$offset), "bal\t$offset", [], IIBranch, FrmI> {
+ let isBranch = 1;
+ let isTerminator = 1;
+ let isBarrier = 1;
+ let hasDelaySlot = 1;
+ let Defs = [RA];
+}
+
+// Sync
+let hasSideEffects = 1 in
+class SYNC_FT :
+ InstSE<(outs), (ins i32imm:$stype), "sync $stype", [(MipsSync imm:$stype)],
+ NoItinerary, FrmOther>;
+
// Mul, Div
-let Defs = [HI, LO] in {
- let isCommutable = 1 in
- class Mul<bits<6> func, string instr_asm, InstrItinClass itin>:
- FR<0x00, func, (outs), (ins CPURegs:$a, CPURegs:$b),
- !strconcat(instr_asm, "\t$a, $b"), [], itin>;
+class Mult<string opstr, InstrItinClass itin, RegisterClass RC,
+ list<Register> DefRegs> :
+ InstSE<(outs), (ins RC:$rs, RC:$rt), !strconcat(opstr, "\t$rs, $rt"), [],
+ itin, FrmR> {
+ let isCommutable = 1;
+ let Defs = DefRegs;
+ let neverHasSideEffects = 1;
+}
- class Div<SDNode op, bits<6> func, string instr_asm, InstrItinClass itin>:
- FR<0x00, func, (outs), (ins CPURegs:$a, CPURegs:$b),
- !strconcat(instr_asm, "\t$$zero, $a, $b"),
- [(op CPURegs:$a, CPURegs:$b)], itin>;
+class Div<SDNode op, string opstr, InstrItinClass itin, RegisterClass RC,
+ list<Register> DefRegs> :
+ InstSE<(outs), (ins RC:$rs, RC:$rt),
+ !strconcat(opstr, "\t$$zero, $rs, $rt"), [(op RC:$rs, RC:$rt)], itin,
+ FrmR> {
+ let Defs = DefRegs;
}
// Move from Hi/Lo
-let shamt = 0 in {
-let rs = 0, rt = 0 in
-class MoveFromLOHI<bits<6> func, string instr_asm>:
- FR<0x00, func, (outs CPURegs:$dst), (ins),
- !strconcat(instr_asm, "\t$dst"), [], IIHiLo>;
+class MoveFromLOHI<string opstr, RegisterClass RC, list<Register> UseRegs>:
+ InstSE<(outs RC:$rd), (ins), !strconcat(opstr, "\t$rd"), [], IIHiLo, FrmR> {
+ let Uses = UseRegs;
+ let neverHasSideEffects = 1;
+}
-let rt = 0, rd = 0 in
-class MoveToLOHI<bits<6> func, string instr_asm>:
- FR<0x00, func, (outs), (ins CPURegs:$src),
- !strconcat(instr_asm, "\t$src"), [], IIHiLo>;
+class MoveToLOHI<string opstr, RegisterClass RC, list<Register> DefRegs>:
+ InstSE<(outs), (ins RC:$rs), !strconcat(opstr, "\t$rs"), [], IIHiLo, FrmR> {
+ let Defs = DefRegs;
+ let neverHasSideEffects = 1;
}
-class EffectiveAddress<string instr_asm> :
- FI<0x09, (outs CPURegs:$dst), (ins mem_ea:$addr),
- instr_asm, [(set CPURegs:$dst, addr:$addr)], IIAlu>;
+class EffectiveAddress<string opstr, RegisterClass RC, Operand Mem> :
+ InstSE<(outs RC:$rt), (ins Mem:$addr), !strconcat(opstr, "\t$rt, $addr"),
+ [(set RC:$rt, addr:$addr)], NoItinerary, FrmI> {
+ let isCodeGenOnly = 1;
+ let DecoderMethod = "DecodeMem";
+}
// Count Leading Ones/Zeros in Word
-class CountLeading<bits<6> func, string instr_asm, list<dag> pattern>:
- FR<0x1c, func, (outs CPURegs:$dst), (ins CPURegs:$src),
- !strconcat(instr_asm, "\t$dst, $src"), pattern, IIAlu>,
- Requires<[HasBitCount]> {
- let shamt = 0;
- let rt = rd;
-}
+class CountLeading0<string opstr, RegisterClass RC>:
+ InstSE<(outs RC:$rd), (ins RC:$rs), !strconcat(opstr, "\t$rd, $rs"),
+ [(set RC:$rd, (ctlz RC:$rs))], IIAlu, FrmR>,
+ Requires<[HasBitCount, HasStdEnc]>;
+
+class CountLeading1<string opstr, RegisterClass RC>:
+ InstSE<(outs RC:$rd), (ins RC:$rs), !strconcat(opstr, "\t$rd, $rs"),
+ [(set RC:$rd, (ctlz (not RC:$rs)))], IIAlu, FrmR>,
+ Requires<[HasBitCount, HasStdEnc]>;
+
// Sign Extend in Register.
-class SignExtInReg<bits<6> func, string instr_asm, ValueType vt>:
- FR<0x3f, func, (outs CPURegs:$dst), (ins CPURegs:$src),
- !strconcat(instr_asm, "\t$dst, $src"),
- [(set CPURegs:$dst, (sext_inreg CPURegs:$src, vt))], NoItinerary>;
-
-// Byte Swap
-class ByteSwap<bits<6> func, string instr_asm>:
- FR<0x1f, func, (outs CPURegs:$dst), (ins CPURegs:$src),
- !strconcat(instr_asm, "\t$dst, $src"),
- [(set CPURegs:$dst, (bswap CPURegs:$src))], NoItinerary>;
-
-// Conditional Move
-class CondMov<bits<6> func, string instr_asm, PatLeaf MovCode>:
- FR<0x00, func, (outs CPURegs:$dst), (ins CPURegs:$F, CPURegs:$T,
- CPURegs:$cond), !strconcat(instr_asm, "\t$dst, $T, $cond"),
- [], NoItinerary>;
+class SignExtInReg<string opstr, ValueType vt, RegisterClass RC> :
+ InstSE<(outs RC:$rd), (ins RC:$rt), !strconcat(opstr, "\t$rd, $rt"),
+ [(set RC:$rd, (sext_inreg RC:$rt, vt))], NoItinerary, FrmR> {
+ let Predicates = [HasSEInReg, HasStdEnc];
+}
-// Read Hardware
-class ReadHardware: FR<0x1f, 0x3b, (outs CPURegs:$dst), (ins HWRegs:$src),
- "rdhwr\t$dst, $src", [], IIAlu> {
- let rs = 0;
- let shamt = 0;
+// Subword Swap
+class SubwordSwap<string opstr, RegisterClass RC>:
+ InstSE<(outs RC:$rd), (ins RC:$rt), !strconcat(opstr, "\t$rd, $rt"), [],
+ NoItinerary, FrmR> {
+ let Predicates = [HasSwap, HasStdEnc];
+ let neverHasSideEffects = 1;
}
+// Read Hardware
+class ReadHardware<RegisterClass CPURegClass, RegisterClass HWRegClass> :
+ InstSE<(outs CPURegClass:$rt), (ins HWRegClass:$rd), "rdhwr\t$rt, $rd", [],
+ IIAlu, FrmR>;
+
// Ext and Ins
-class ExtIns<bits<6> _funct, string instr_asm, dag outs, dag ins,
- list<dag> pattern, InstrItinClass itin>:
- FR<0x1f, _funct, outs, ins, !strconcat(instr_asm, " $rt, $rs, $pos, $sz"),
- pattern, itin>, Requires<[HasMips32r2]> {
- bits<5> pos;
- bits<5> sz;
- let rd = sz;
- let shamt = pos;
+class ExtBase<string opstr, RegisterClass RC>:
+ InstSE<(outs RC:$rt), (ins RC:$rs, uimm16:$pos, size_ext:$size),
+ !strconcat(opstr, " $rt, $rs, $pos, $size"),
+ [(set RC:$rt, (MipsExt RC:$rs, imm:$pos, imm:$size))], NoItinerary,
+ FrmR> {
+ let Predicates = [HasMips32r2, HasStdEnc];
+}
+
+class InsBase<string opstr, RegisterClass RC>:
+ InstSE<(outs RC:$rt), (ins RC:$rs, uimm16:$pos, size_ins:$size, RC:$src),
+ !strconcat(opstr, " $rt, $rs, $pos, $size"),
+ [(set RC:$rt, (MipsIns RC:$rs, imm:$pos, imm:$size, RC:$src))],
+ NoItinerary, FrmR> {
+ let Predicates = [HasMips32r2, HasStdEnc];
+ let Constraints = "$src = $rt";
}
// Atomic instructions with 2 source operands (ATOMIC_SWAP & ATOMIC_LOAD_*).
-class Atomic2Ops<PatFrag Op, string Opstr> :
- MipsPseudo<(outs CPURegs:$dst), (ins CPURegs:$ptr, CPURegs:$incr),
- !strconcat("atomic_", Opstr, "\t$dst, $ptr, $incr"),
- [(set CPURegs:$dst,
- (Op CPURegs:$ptr, CPURegs:$incr))]>;
+class Atomic2Ops<PatFrag Op, RegisterClass DRC, RegisterClass PRC> :
+ PseudoSE<(outs DRC:$dst), (ins PRC:$ptr, DRC:$incr),
+ [(set DRC:$dst, (Op PRC:$ptr, DRC:$incr))]>;
+
+multiclass Atomic2Ops32<PatFrag Op> {
+ def #NAME# : Atomic2Ops<Op, CPURegs, CPURegs>, Requires<[NotN64, HasStdEnc]>;
+ def _P8 : Atomic2Ops<Op, CPURegs, CPU64Regs>,
+ Requires<[IsN64, HasStdEnc]> {
+ let DecoderNamespace = "Mips64";
+ }
+}
// Atomic Compare & Swap.
-class AtomicCmpSwap<PatFrag Op, string Width> :
- MipsPseudo<(outs CPURegs:$dst),
- (ins CPURegs:$ptr, CPURegs:$cmp, CPURegs:$swap),
- !strconcat("atomic_cmp_swap_", Width,
- "\t$dst, $ptr, $cmp, $swap"),
- [(set CPURegs:$dst,
- (Op CPURegs:$ptr, CPURegs:$cmp, CPURegs:$swap))]>;
+class AtomicCmpSwap<PatFrag Op, RegisterClass DRC, RegisterClass PRC> :
+ PseudoSE<(outs DRC:$dst), (ins PRC:$ptr, DRC:$cmp, DRC:$swap),
+ [(set DRC:$dst, (Op PRC:$ptr, DRC:$cmp, DRC:$swap))]>;
+
+multiclass AtomicCmpSwap32<PatFrag Op> {
+ def #NAME# : AtomicCmpSwap<Op, CPURegs, CPURegs>,
+ Requires<[NotN64, HasStdEnc]>;
+ def _P8 : AtomicCmpSwap<Op, CPURegs, CPU64Regs>,
+ Requires<[IsN64, HasStdEnc]> {
+ let DecoderNamespace = "Mips64";
+ }
+}
+
+class LLBase<string opstr, RegisterClass RC, Operand Mem> :
+ InstSE<(outs RC:$rt), (ins Mem:$addr), !strconcat(opstr, "\t$rt, $addr"),
+ [], NoItinerary, FrmI> {
+ let DecoderMethod = "DecodeMem";
+ let mayLoad = 1;
+}
+
+class SCBase<string opstr, RegisterClass RC, Operand Mem> :
+ InstSE<(outs RC:$dst), (ins RC:$rt, Mem:$addr),
+ !strconcat(opstr, "\t$rt, $addr"), [], NoItinerary, FrmI> {
+ let DecoderMethod = "DecodeMem";
+ let mayStore = 1;
+ let Constraints = "$rt = $dst";
+}
+
+class MFC3OP<dag outs, dag ins, string asmstr> :
+ InstSE<outs, ins, asmstr, [], NoItinerary, FrmFR>;
//===----------------------------------------------------------------------===//
// Pseudo instructions
//===----------------------------------------------------------------------===//
-// As stack alignment is always done with addiu, we need a 16-bit immediate
-let Defs = [SP], Uses = [SP] in {
-def ADJCALLSTACKDOWN : MipsPseudo<(outs), (ins uimm16:$amt),
- "!ADJCALLSTACKDOWN $amt",
+// Return RA.
+let isReturn=1, isTerminator=1, hasDelaySlot=1, isBarrier=1, hasCtrlDep=1 in
+def RetRA : PseudoSE<(outs), (ins), [(MipsRet)]>;
+
+let Defs = [SP], Uses = [SP], hasSideEffects = 1 in {
+def ADJCALLSTACKDOWN : MipsPseudo<(outs), (ins i32imm:$amt),
[(callseq_start timm:$amt)]>;
-def ADJCALLSTACKUP : MipsPseudo<(outs), (ins uimm16:$amt1, uimm16:$amt2),
- "!ADJCALLSTACKUP $amt1",
+def ADJCALLSTACKUP : MipsPseudo<(outs), (ins i32imm:$amt1, i32imm:$amt2),
[(callseq_end timm:$amt1, timm:$amt2)]>;
}
-// Some assembly macros need to avoid pseudoinstructions and assembler
-// automatic reodering, we should reorder ourselves.
-def MACRO : MipsPseudo<(outs), (ins), ".set\tmacro", []>;
-def REORDER : MipsPseudo<(outs), (ins), ".set\treorder", []>;
-def NOMACRO : MipsPseudo<(outs), (ins), ".set\tnomacro", []>;
-def NOREORDER : MipsPseudo<(outs), (ins), ".set\tnoreorder", []>;
-
-// These macros are inserted to prevent GAS from complaining
-// when using the AT register.
-def NOAT : MipsPseudo<(outs), (ins), ".set\tnoat", []>;
-def ATMACRO : MipsPseudo<(outs), (ins), ".set\tat", []>;
-
-// When handling PIC code the assembler needs .cpload and .cprestore
-// directives. If the real instructions corresponding these directives
-// are used, we have the same behavior, but get also a bunch of warnings
-// from the assembler.
-def CPLOAD : MipsPseudo<(outs), (ins CPURegs:$picreg), ".cpload\t$picreg", []>;
-def CPRESTORE : MipsPseudo<(outs), (ins i32imm:$loc), ".cprestore\t$loc", []>;
-
let usesCustomInserter = 1 in {
- def ATOMIC_LOAD_ADD_I8 : Atomic2Ops<atomic_load_add_8, "load_add_8">;
- def ATOMIC_LOAD_ADD_I16 : Atomic2Ops<atomic_load_add_16, "load_add_16">;
- def ATOMIC_LOAD_ADD_I32 : Atomic2Ops<atomic_load_add_32, "load_add_32">;
- def ATOMIC_LOAD_SUB_I8 : Atomic2Ops<atomic_load_sub_8, "load_sub_8">;
- def ATOMIC_LOAD_SUB_I16 : Atomic2Ops<atomic_load_sub_16, "load_sub_16">;
- def ATOMIC_LOAD_SUB_I32 : Atomic2Ops<atomic_load_sub_32, "load_sub_32">;
- def ATOMIC_LOAD_AND_I8 : Atomic2Ops<atomic_load_and_8, "load_and_8">;
- def ATOMIC_LOAD_AND_I16 : Atomic2Ops<atomic_load_and_16, "load_and_16">;
- def ATOMIC_LOAD_AND_I32 : Atomic2Ops<atomic_load_and_32, "load_and_32">;
- def ATOMIC_LOAD_OR_I8 : Atomic2Ops<atomic_load_or_8, "load_or_8">;
- def ATOMIC_LOAD_OR_I16 : Atomic2Ops<atomic_load_or_16, "load_or_16">;
- def ATOMIC_LOAD_OR_I32 : Atomic2Ops<atomic_load_or_32, "load_or_32">;
- def ATOMIC_LOAD_XOR_I8 : Atomic2Ops<atomic_load_xor_8, "load_xor_8">;
- def ATOMIC_LOAD_XOR_I16 : Atomic2Ops<atomic_load_xor_16, "load_xor_16">;
- def ATOMIC_LOAD_XOR_I32 : Atomic2Ops<atomic_load_xor_32, "load_xor_32">;
- def ATOMIC_LOAD_NAND_I8 : Atomic2Ops<atomic_load_nand_8, "load_nand_8">;
- def ATOMIC_LOAD_NAND_I16 : Atomic2Ops<atomic_load_nand_16, "load_nand_16">;
- def ATOMIC_LOAD_NAND_I32 : Atomic2Ops<atomic_load_nand_32, "load_nand_32">;
-
- def ATOMIC_SWAP_I8 : Atomic2Ops<atomic_swap_8, "swap_8">;
- def ATOMIC_SWAP_I16 : Atomic2Ops<atomic_swap_16, "swap_16">;
- def ATOMIC_SWAP_I32 : Atomic2Ops<atomic_swap_32, "swap_32">;
-
- def ATOMIC_CMP_SWAP_I8 : AtomicCmpSwap<atomic_cmp_swap_8, "8">;
- def ATOMIC_CMP_SWAP_I16 : AtomicCmpSwap<atomic_cmp_swap_16, "16">;
- def ATOMIC_CMP_SWAP_I32 : AtomicCmpSwap<atomic_cmp_swap_32, "32">;
+ defm ATOMIC_LOAD_ADD_I8 : Atomic2Ops32<atomic_load_add_8>;
+ defm ATOMIC_LOAD_ADD_I16 : Atomic2Ops32<atomic_load_add_16>;
+ defm ATOMIC_LOAD_ADD_I32 : Atomic2Ops32<atomic_load_add_32>;
+ defm ATOMIC_LOAD_SUB_I8 : Atomic2Ops32<atomic_load_sub_8>;
+ defm ATOMIC_LOAD_SUB_I16 : Atomic2Ops32<atomic_load_sub_16>;
+ defm ATOMIC_LOAD_SUB_I32 : Atomic2Ops32<atomic_load_sub_32>;
+ defm ATOMIC_LOAD_AND_I8 : Atomic2Ops32<atomic_load_and_8>;
+ defm ATOMIC_LOAD_AND_I16 : Atomic2Ops32<atomic_load_and_16>;
+ defm ATOMIC_LOAD_AND_I32 : Atomic2Ops32<atomic_load_and_32>;
+ defm ATOMIC_LOAD_OR_I8 : Atomic2Ops32<atomic_load_or_8>;
+ defm ATOMIC_LOAD_OR_I16 : Atomic2Ops32<atomic_load_or_16>;
+ defm ATOMIC_LOAD_OR_I32 : Atomic2Ops32<atomic_load_or_32>;
+ defm ATOMIC_LOAD_XOR_I8 : Atomic2Ops32<atomic_load_xor_8>;
+ defm ATOMIC_LOAD_XOR_I16 : Atomic2Ops32<atomic_load_xor_16>;
+ defm ATOMIC_LOAD_XOR_I32 : Atomic2Ops32<atomic_load_xor_32>;
+ defm ATOMIC_LOAD_NAND_I8 : Atomic2Ops32<atomic_load_nand_8>;
+ defm ATOMIC_LOAD_NAND_I16 : Atomic2Ops32<atomic_load_nand_16>;
+ defm ATOMIC_LOAD_NAND_I32 : Atomic2Ops32<atomic_load_nand_32>;
+
+ defm ATOMIC_SWAP_I8 : Atomic2Ops32<atomic_swap_8>;
+ defm ATOMIC_SWAP_I16 : Atomic2Ops32<atomic_swap_16>;
+ defm ATOMIC_SWAP_I32 : Atomic2Ops32<atomic_swap_32>;
+
+ defm ATOMIC_CMP_SWAP_I8 : AtomicCmpSwap32<atomic_cmp_swap_8>;
+ defm ATOMIC_CMP_SWAP_I16 : AtomicCmpSwap32<atomic_cmp_swap_16>;
+ defm ATOMIC_CMP_SWAP_I32 : AtomicCmpSwap32<atomic_cmp_swap_32>;
}
//===----------------------------------------------------------------------===//
// Instruction definition
//===----------------------------------------------------------------------===//
-
//===----------------------------------------------------------------------===//
// MipsI Instructions
//===----------------------------------------------------------------------===//
/// Arithmetic Instructions (ALU Immediate)
-def ADDiu : ArithLogicI<0x09, "addiu", add, simm16, immSExt16, CPURegs>;
-def ADDi : ArithOverflowI<0x08, "addi", add, simm16, immSExt16, CPURegs>;
-def SLTi : SetCC_I<0x0a, "slti", setlt, simm16, immSExt16, CPURegs>;
-def SLTiu : SetCC_I<0x0b, "sltiu", setult, simm16, immSExt16, CPURegs>;
-def ANDi : ArithLogicI<0x0c, "andi", and, uimm16, immZExt16, CPURegs>;
-def ORi : ArithLogicI<0x0d, "ori", or, uimm16, immZExt16, CPURegs>;
-def XORi : ArithLogicI<0x0e, "xori", xor, uimm16, immZExt16, CPURegs>;
-def LUi : LoadUpper<0x0f, "lui">;
+def ADDiu : ArithLogicI<"addiu", simm16, CPURegs, immSExt16, add>,
+ ADDI_FM<0x9>, IsAsCheapAsAMove;
+def ADDi : ArithLogicI<"addi", simm16, CPURegs>, ADDI_FM<0x8>;
+def SLTi : SetCC_I<"slti", setlt, simm16, immSExt16, CPURegs>, SLTI_FM<0xa>;
+def SLTiu : SetCC_I<"sltiu", setult, simm16, immSExt16, CPURegs>, SLTI_FM<0xb>;
+def ANDi : ArithLogicI<"andi", uimm16, CPURegs, immZExt16, and>, ADDI_FM<0xc>;
+def ORi : ArithLogicI<"ori", uimm16, CPURegs, immZExt16, or>, ADDI_FM<0xd>;
+def XORi : ArithLogicI<"xori", uimm16, CPURegs, immZExt16, xor>, ADDI_FM<0xe>;
+def LUi : LoadUpper<"lui", CPURegs, uimm16>, LUI_FM;
/// Arithmetic Instructions (3-Operand, R-Type)
-def ADDu : ArithLogicR<0x00, 0x21, "addu", add, IIAlu, CPURegs, 1>;
-def SUBu : ArithLogicR<0x00, 0x23, "subu", sub, IIAlu, CPURegs>;
-def ADD : ArithLogicOfR<0x00, 0x20, "add", IIAlu, CPURegs, 1>;
-def SUB : ArithLogicOfR<0x00, 0x22, "sub", IIAlu, CPURegs>;
-def SLT : SetCC_R<0x00, 0x2a, "slt", setlt, CPURegs>;
-def SLTu : SetCC_R<0x00, 0x2b, "sltu", setult, CPURegs>;
-def AND : ArithLogicR<0x00, 0x24, "and", and, IIAlu, CPURegs, 1>;
-def OR : ArithLogicR<0x00, 0x25, "or", or, IIAlu, CPURegs, 1>;
-def XOR : ArithLogicR<0x00, 0x26, "xor", xor, IIAlu, CPURegs, 1>;
-def NOR : LogicNOR<0x00, 0x27, "nor">;
+def ADDu : ArithLogicR<"addu", CPURegs, 1, IIAlu, add>, ADD_FM<0, 0x21>;
+def SUBu : ArithLogicR<"subu", CPURegs, 0, IIAlu, sub>, ADD_FM<0, 0x23>;
+def MUL : ArithLogicR<"mul", CPURegs, 1, IIImul, mul>, ADD_FM<0x1c, 2>;
+def ADD : ArithLogicR<"add", CPURegs>, ADD_FM<0, 0x20>;
+def SUB : ArithLogicR<"sub", CPURegs>, ADD_FM<0, 0x22>;
+def SLT : SetCC_R<"slt", setlt, CPURegs>, ADD_FM<0, 0x2a>;
+def SLTu : SetCC_R<"sltu", setult, CPURegs>, ADD_FM<0, 0x2b>;
+def AND : ArithLogicR<"and", CPURegs, 1, IIAlu, and>, ADD_FM<0, 0x24>;
+def OR : ArithLogicR<"or", CPURegs, 1, IIAlu, or>, ADD_FM<0, 0x25>;
+def XOR : ArithLogicR<"xor", CPURegs, 1, IIAlu, xor>, ADD_FM<0, 0x26>;
+def NOR : LogicNOR<"nor", CPURegs>, ADD_FM<0, 0x27>;
/// Shift Instructions
-def SLL : LogicR_shift_rotate_imm<0x00, 0x00, "sll", shl>;
-def SRL : LogicR_shift_rotate_imm<0x02, 0x00, "srl", srl>;
-def SRA : LogicR_shift_rotate_imm<0x03, 0x00, "sra", sra>;
-def SLLV : LogicR_shift_rotate_reg<0x04, 0x00, "sllv", shl>;
-def SRLV : LogicR_shift_rotate_reg<0x06, 0x00, "srlv", srl>;
-def SRAV : LogicR_shift_rotate_reg<0x07, 0x00, "srav", sra>;
+def SLL : shift_rotate_imm<"sll", shamt, CPURegs, shl, immZExt5>, SRA_FM<0, 0>;
+def SRL : shift_rotate_imm<"srl", shamt, CPURegs, srl, immZExt5>, SRA_FM<2, 0>;
+def SRA : shift_rotate_imm<"sra", shamt, CPURegs, sra, immZExt5>, SRA_FM<3, 0>;
+def SLLV : shift_rotate_reg<"sllv", CPURegs, shl>, SRLV_FM<4, 0>;
+def SRLV : shift_rotate_reg<"srlv", CPURegs, srl>, SRLV_FM<6, 0>;
+def SRAV : shift_rotate_reg<"srav", CPURegs, sra>, SRLV_FM<7, 0>;
// Rotate Instructions
-let Predicates = [HasMips32r2] in {
- def ROTR : LogicR_shift_rotate_imm<0x02, 0x01, "rotr", rotr>;
- def ROTRV : LogicR_shift_rotate_reg<0x06, 0x01, "rotrv", rotr>;
+let Predicates = [HasMips32r2, HasStdEnc] in {
+ def ROTR : shift_rotate_imm<"rotr", shamt, CPURegs, rotr, immZExt5>,
+ SRA_FM<2, 1>;
+ def ROTRV : shift_rotate_reg<"rotrv", CPURegs, rotr>, SRLV_FM<6, 1>;
}
/// Load and Store Instructions
/// aligned
-defm LB : LoadM32<0x20, "lb", sextloadi8>;
-defm LBu : LoadM32<0x24, "lbu", zextloadi8>;
-defm LH : LoadM32<0x21, "lh", sextloadi16_a>;
-defm LHu : LoadM32<0x25, "lhu", zextloadi16_a>;
-defm LW : LoadM32<0x23, "lw", load_a>;
-defm SB : StoreM32<0x28, "sb", truncstorei8>;
-defm SH : StoreM32<0x29, "sh", truncstorei16_a>;
-defm SW : StoreM32<0x2b, "sw", store_a>;
-
-/// unaligned
-defm ULH : LoadM32<0x21, "ulh", sextloadi16_u, 1>;
-defm ULHu : LoadM32<0x25, "ulhu", zextloadi16_u, 1>;
-defm ULW : LoadM32<0x23, "ulw", load_u, 1>;
-defm USH : StoreM32<0x29, "ush", truncstorei16_u, 1>;
-defm USW : StoreM32<0x2b, "usw", store_u, 1>;
+defm LB : LoadM<"lb", CPURegs, sextloadi8>, LW_FM<0x20>;
+defm LBu : LoadM<"lbu", CPURegs, zextloadi8>, LW_FM<0x24>;
+defm LH : LoadM<"lh", CPURegs, sextloadi16>, LW_FM<0x21>;
+defm LHu : LoadM<"lhu", CPURegs, zextloadi16>, LW_FM<0x25>;
+defm LW : LoadM<"lw", CPURegs, load>, LW_FM<0x23>;
+defm SB : StoreM<"sb", CPURegs, truncstorei8>, LW_FM<0x28>;
+defm SH : StoreM<"sh", CPURegs, truncstorei16>, LW_FM<0x29>;
+defm SW : StoreM<"sw", CPURegs, store>, LW_FM<0x2b>;
+
+/// load/store left/right
+defm LWL : LoadLeftRightM<"lwl", MipsLWL, CPURegs>, LW_FM<0x22>;
+defm LWR : LoadLeftRightM<"lwr", MipsLWR, CPURegs>, LW_FM<0x26>;
+defm SWL : StoreLeftRightM<"swl", MipsSWL, CPURegs>, LW_FM<0x2a>;
+defm SWR : StoreLeftRightM<"swr", MipsSWR, CPURegs>, LW_FM<0x2e>;
+
+def SYNC : SYNC_FT, SYNC_FM;
-let hasSideEffects = 1 in
-def SYNC : MipsInst<(outs), (ins i32imm:$stype), "sync $stype",
- [(MipsSync imm:$stype)], NoItinerary>
-{
- let opcode = 0;
- let Inst{25-11} = 0;
- let Inst{5-0} = 15;
+/// Load-linked, Store-conditional
+let Predicates = [NotN64, HasStdEnc] in {
+ def LL : LLBase<"ll", CPURegs, mem>, LW_FM<0x30>;
+ def SC : SCBase<"sc", CPURegs, mem>, LW_FM<0x38>;
}
-/// Load-linked, Store-conditional
-let mayLoad = 1 in
- def LL : FI<0x30, (outs CPURegs:$dst), (ins mem:$addr),
- "ll\t$dst, $addr", [], IILoad>;
-let mayStore = 1, Constraints = "$src = $dst" in
- def SC : FI<0x38, (outs CPURegs:$dst), (ins CPURegs:$src, mem:$addr),
- "sc\t$src, $addr", [], IIStore>;
+let Predicates = [IsN64, HasStdEnc], DecoderNamespace = "Mips64" in {
+ def LL_P8 : LLBase<"ll", CPURegs, mem64>, LW_FM<0x30>;
+ def SC_P8 : SCBase<"sc", CPURegs, mem64>, LW_FM<0x38>;
+}
/// Jump and Branch Instructions
-def J : JumpFJ<0x02, "j">;
-let isIndirectBranch = 1 in
- def JR : JumpFR<0x00, 0x08, "jr">;
-def JAL : JumpLink<0x03, "jal">;
-def JALR : JumpLinkReg<0x00, 0x09, "jalr">;
-def BEQ : CBranch<0x04, "beq", seteq, CPURegs>;
-def BNE : CBranch<0x05, "bne", setne, CPURegs>;
-def BGEZ : CBranchZero<0x01, 1, "bgez", setge, CPURegs>;
-def BGTZ : CBranchZero<0x07, 0, "bgtz", setgt, CPURegs>;
-def BLEZ : CBranchZero<0x07, 0, "blez", setle, CPURegs>;
-def BLTZ : CBranchZero<0x01, 0, "bltz", setlt, CPURegs>;
-
-def BGEZAL : BranchLink<"bgezal">;
-def BLTZAL : BranchLink<"bltzal">;
-
-let isReturn=1, isTerminator=1, hasDelaySlot=1,
- isBarrier=1, hasCtrlDep=1, rs=0, rt=0, shamt=0 in
- def RET : FR <0x00, 0x02, (outs), (ins CPURegs:$target),
- "jr\t$target", [(MipsRet CPURegs:$target)], IIBranch>;
+def J : JumpFJ<jmptarget, "j", br, bb>, FJ<2>,
+ Requires<[RelocStatic, HasStdEnc]>, IsBranch;
+def JR : IndirectBranch<CPURegs>, MTLO_FM<8>;
+def B : UncondBranch<"b">, B_FM;
+def BEQ : CBranch<"beq", seteq, CPURegs>, BEQ_FM<4>;
+def BNE : CBranch<"bne", setne, CPURegs>, BEQ_FM<5>;
+def BGEZ : CBranchZero<"bgez", setge, CPURegs>, BGEZ_FM<1, 1>;
+def BGTZ : CBranchZero<"bgtz", setgt, CPURegs>, BGEZ_FM<7, 0>;
+def BLEZ : CBranchZero<"blez", setle, CPURegs>, BGEZ_FM<6, 0>;
+def BLTZ : CBranchZero<"bltz", setlt, CPURegs>, BGEZ_FM<1, 0>;
+
+def BAL_BR: BAL_FT, BAL_FM;
+
+def JAL : JumpLink<"jal">, FJ<3>;
+def JALR : JumpLinkReg<"jalr", CPURegs>, JALR_FM;
+def BGEZAL : BGEZAL_FT<"bgezal", CPURegs>, BGEZAL_FM<0x11>;
+def BLTZAL : BGEZAL_FT<"bltzal", CPURegs>, BGEZAL_FM<0x10>;
+def TAILCALL : JumpFJ<calltarget, "j", MipsTailCall, imm>, FJ<2>, IsTailCall;
+def TAILCALL_R : JumpFR<CPURegs, MipsTailCall>, MTLO_FM<8>, IsTailCall;
+
+def RET : RetBase<CPURegs>, MTLO_FM<8>;
/// Multiply and Divide Instructions.
-def MULT : Mul<0x18, "mult", IIImul>;
-def MULTu : Mul<0x19, "multu", IIImul>;
-def SDIV : Div<MipsDivRem, 0x1a, "div", IIIdiv>;
-def UDIV : Div<MipsDivRemU, 0x1b, "divu", IIIdiv>;
+def MULT : Mult<"mult", IIImul, CPURegs, [HI, LO]>, MULT_FM<0, 0x18>;
+def MULTu : Mult<"multu", IIImul, CPURegs, [HI, LO]>, MULT_FM<0, 0x19>;
+def SDIV : Div<MipsDivRem, "div", IIIdiv, CPURegs, [HI, LO]>, MULT_FM<0, 0x1a>;
+def UDIV : Div<MipsDivRemU, "divu", IIIdiv, CPURegs, [HI, LO]>,
+ MULT_FM<0, 0x1b>;
-let Defs = [HI] in
- def MTHI : MoveToLOHI<0x11, "mthi">;
-let Defs = [LO] in
- def MTLO : MoveToLOHI<0x13, "mtlo">;
-
-let Uses = [HI] in
- def MFHI : MoveFromLOHI<0x10, "mfhi">;
-let Uses = [LO] in
- def MFLO : MoveFromLOHI<0x12, "mflo">;
+def MTHI : MoveToLOHI<"mthi", CPURegs, [HI]>, MTLO_FM<0x11>;
+def MTLO : MoveToLOHI<"mtlo", CPURegs, [LO]>, MTLO_FM<0x13>;
+def MFHI : MoveFromLOHI<"mfhi", CPURegs, [HI]>, MFLO_FM<0x10>;
+def MFLO : MoveFromLOHI<"mflo", CPURegs, [LO]>, MFLO_FM<0x12>;
/// Sign Ext In Register Instructions.
-let Predicates = [HasSEInReg] in {
- let shamt = 0x10, rs = 0 in
- def SEB : SignExtInReg<0x21, "seb", i8>;
-
- let shamt = 0x18, rs = 0 in
- def SEH : SignExtInReg<0x20, "seh", i16>;
-}
+def SEB : SignExtInReg<"seb", i8, CPURegs>, SEB_FM<0x10, 0x20>;
+def SEH : SignExtInReg<"seh", i16, CPURegs>, SEB_FM<0x18, 0x20>;
/// Count Leading
-def CLZ : CountLeading<0b100000, "clz",
- [(set CPURegs:$dst, (ctlz CPURegs:$src))]>;
-def CLO : CountLeading<0b100001, "clo",
- [(set CPURegs:$dst, (ctlz (not CPURegs:$src)))]>;
-
-/// Byte Swap
-let Predicates = [HasSwap] in {
- let shamt = 0x3, rs = 0 in
- def WSBW : ByteSwap<0x20, "wsbw">;
-}
-
-// Conditional moves:
-// These instructions are expanded in
-// MipsISelLowering::EmitInstrWithCustomInserter if target does not have
-// conditional move instructions.
-// flag:int, data:int
-let usesCustomInserter = 1, shamt = 0, Constraints = "$F = $dst" in
- class CondMovIntInt<bits<6> funct, string instr_asm> :
- FR<0, funct, (outs CPURegs:$dst),
- (ins CPURegs:$T, CPURegs:$cond, CPURegs:$F),
- !strconcat(instr_asm, "\t$dst, $T, $cond"), [], NoItinerary>;
-
-def MOVZ_I : CondMovIntInt<0x0a, "movz">;
-def MOVN_I : CondMovIntInt<0x0b, "movn">;
-
-/// No operation
-let addr=0 in
- def NOP : FJ<0, (outs), (ins), "nop", [], IIAlu>;
+def CLZ : CountLeading0<"clz", CPURegs>, CLO_FM<0x20>;
+def CLO : CountLeading1<"clo", CPURegs>, CLO_FM<0x21>;
+
+/// Word Swap Bytes Within Halfwords
+def WSBH : SubwordSwap<"wsbh", CPURegs>, SEB_FM<2, 0x20>;
+
+/// No operation.
+/// FIXME: NOP should be an alias of "sll $0, $0, 0".
+def NOP : InstSE<(outs), (ins), "nop", [], IIAlu, FrmJ>, NOP_FM;
// FrameIndexes are legalized when they are operands from load/store
// instructions. The same not happens for stack address copies, so an
// add op with mem ComplexPattern is used and the stack address copy
// can be matched. It's similar to Sparc LEA_ADDRi
-def LEA_ADDiu : EffectiveAddress<"addiu\t$dst, $addr">;
-
-// DynAlloc node points to dynamically allocated stack space.
-// $sp is added to the list of implicitly used registers to prevent dead code
-// elimination from removing instructions that modify $sp.
-let Uses = [SP] in
-def DynAlloc : EffectiveAddress<"addiu\t$dst, $addr">;
+def LEA_ADDiu : EffectiveAddress<"addiu", CPURegs, mem_ea>, LW_FM<9>;
// MADD*/MSUB*
-def MADD : MArithR<0, "madd", MipsMAdd, 1>;
-def MADDU : MArithR<1, "maddu", MipsMAddu, 1>;
-def MSUB : MArithR<4, "msub", MipsMSub>;
-def MSUBU : MArithR<5, "msubu", MipsMSubu>;
-
-// MUL is a assembly macro in the current used ISAs. In recent ISA's
-// it is a real instruction.
-def MUL : ArithLogicR<0x1c, 0x02, "mul", mul, IIImul, CPURegs, 1>,
- Requires<[HasMips32]>;
-
-def RDHWR : ReadHardware;
-
-def EXT : ExtIns<0, "ext", (outs CPURegs:$rt),
- (ins CPURegs:$rs, uimm16:$pos, uimm16:$sz),
- [(set CPURegs:$rt,
- (MipsExt CPURegs:$rs, immZExt5:$pos, immZExt5:$sz))],
- NoItinerary>;
-
-let Constraints = "$src = $rt" in
-def INS : ExtIns<4, "ins", (outs CPURegs:$rt),
- (ins CPURegs:$rs, uimm16:$pos, uimm16:$sz, CPURegs:$src),
- [(set CPURegs:$rt,
- (MipsIns CPURegs:$rs, immZExt5:$pos, immZExt5:$sz,
- CPURegs:$src))],
- NoItinerary>;
+def MADD : MArithR<"madd", MipsMAdd, 1>, MULT_FM<0x1c, 0>;
+def MADDU : MArithR<"maddu", MipsMAddu, 1>, MULT_FM<0x1c, 1>;
+def MSUB : MArithR<"msub", MipsMSub>, MULT_FM<0x1c, 4>;
+def MSUBU : MArithR<"msubu", MipsMSubu>, MULT_FM<0x1c, 5>;
+
+def RDHWR : ReadHardware<CPURegs, HWRegs>, RDHWR_FM;
+
+def EXT : ExtBase<"ext", CPURegs>, EXT_FM<0>;
+def INS : InsBase<"ins", CPURegs>, EXT_FM<4>;
+
+/// Move Control Registers From/To CPU Registers
+def MFC0_3OP : MFC3OP<(outs CPURegs:$rt), (ins CPURegs:$rd, uimm16:$sel),
+ "mfc0\t$rt, $rd, $sel">, MFC3OP_FM<0x10, 0>;
+
+def MTC0_3OP : MFC3OP<(outs CPURegs:$rd, uimm16:$sel), (ins CPURegs:$rt),
+ "mtc0\t$rt, $rd, $sel">, MFC3OP_FM<0x10, 4>;
+
+def MFC2_3OP : MFC3OP<(outs CPURegs:$rt), (ins CPURegs:$rd, uimm16:$sel),
+ "mfc2\t$rt, $rd, $sel">, MFC3OP_FM<0x12, 0>;
+
+def MTC2_3OP : MFC3OP<(outs CPURegs:$rd, uimm16:$sel), (ins CPURegs:$rt),
+ "mtc2\t$rt, $rd, $sel">, MFC3OP_FM<0x12, 4>;
+
+//===----------------------------------------------------------------------===//
+// Instruction aliases
+//===----------------------------------------------------------------------===//
+def : InstAlias<"move $dst,$src", (ADD CPURegs:$dst,CPURegs:$src,ZERO)>;
+def : InstAlias<"bal $offset", (BGEZAL RA,brtarget:$offset)>;
+def : InstAlias<"addu $rs,$rt,$imm",
+ (ADDiu CPURegs:$rs,CPURegs:$rt,simm16:$imm)>;
+def : InstAlias<"add $rs,$rt,$imm",
+ (ADDi CPURegs:$rs,CPURegs:$rt,simm16:$imm)>;
+def : InstAlias<"and $rs,$rt,$imm",
+ (ANDi CPURegs:$rs,CPURegs:$rt,simm16:$imm)>;
+def : InstAlias<"j $rs", (JR CPURegs:$rs)>;
+def : InstAlias<"not $rt,$rs", (NOR CPURegs:$rt,CPURegs:$rs,ZERO)>;
+def : InstAlias<"neg $rt,$rs", (SUB CPURegs:$rt,ZERO,CPURegs:$rs)>;
+def : InstAlias<"negu $rt,$rs", (SUBu CPURegs:$rt,ZERO,CPURegs:$rs)>;
+def : InstAlias<"slt $rs,$rt,$imm",
+ (SLTi CPURegs:$rs,CPURegs:$rt,simm16:$imm)>;
+def : InstAlias<"xor $rs,$rt,$imm",
+ (XORi CPURegs:$rs,CPURegs:$rt,simm16:$imm)>;
+def : InstAlias<"mfc0 $rt, $rd", (MFC0_3OP CPURegs:$rt, CPURegs:$rd, 0)>;
+def : InstAlias<"mtc0 $rt, $rd", (MTC0_3OP CPURegs:$rd, 0, CPURegs:$rt)>;
+def : InstAlias<"mfc2 $rt, $rd", (MFC2_3OP CPURegs:$rt, CPURegs:$rd, 0)>;
+def : InstAlias<"mtc2 $rt, $rd", (MTC2_3OP CPURegs:$rd, 0, CPURegs:$rt)>;
+
+//===----------------------------------------------------------------------===//
+// Assembler Pseudo Instructions
+//===----------------------------------------------------------------------===//
+
+class LoadImm32< string instr_asm, Operand Od, RegisterClass RC> :
+ MipsAsmPseudoInst<(outs RC:$rt), (ins Od:$imm32),
+ !strconcat(instr_asm, "\t$rt, $imm32")> ;
+def LoadImm32Reg : LoadImm32<"li", shamt,CPURegs>;
+
+class LoadAddress<string instr_asm, Operand MemOpnd, RegisterClass RC> :
+ MipsAsmPseudoInst<(outs RC:$rt), (ins MemOpnd:$addr),
+ !strconcat(instr_asm, "\t$rt, $addr")> ;
+def LoadAddr32Reg : LoadAddress<"la", mem, CPURegs>;
+
+class LoadAddressImm<string instr_asm, Operand Od, RegisterClass RC> :
+ MipsAsmPseudoInst<(outs RC:$rt), (ins Od:$imm32),
+ !strconcat(instr_asm, "\t$rt, $imm32")> ;
+def LoadAddr32Imm : LoadAddressImm<"la", shamt,CPURegs>;
+
+
//===----------------------------------------------------------------------===//
// Arbitrary patterns that map to one or more instructions
//===----------------------------------------------------------------------===//
// Small immediates
-def : Pat<(i32 immSExt16:$in),
- (ADDiu ZERO, imm:$in)>;
-def : Pat<(i32 immZExt16:$in),
- (ORi ZERO, imm:$in)>;
+def : MipsPat<(i32 immSExt16:$in),
+ (ADDiu ZERO, imm:$in)>;
+def : MipsPat<(i32 immZExt16:$in),
+ (ORi ZERO, imm:$in)>;
+def : MipsPat<(i32 immLow16Zero:$in),
+ (LUi (HI16 imm:$in))>;
// Arbitrary immediates
-def : Pat<(i32 imm:$imm),
+def : MipsPat<(i32 imm:$imm),
(ORi (LUi (HI16 imm:$imm)), (LO16 imm:$imm))>;
-// Carry patterns
-def : Pat<(subc CPURegs:$lhs, CPURegs:$rhs),
- (SUBu CPURegs:$lhs, CPURegs:$rhs)>;
-def : Pat<(addc CPURegs:$lhs, CPURegs:$rhs),
- (ADDu CPURegs:$lhs, CPURegs:$rhs)>;
-def : Pat<(addc CPURegs:$src, immSExt16:$imm),
- (ADDiu CPURegs:$src, imm:$imm)>;
+// Carry MipsPatterns
+def : MipsPat<(subc CPURegs:$lhs, CPURegs:$rhs),
+ (SUBu CPURegs:$lhs, CPURegs:$rhs)>;
+def : MipsPat<(addc CPURegs:$lhs, CPURegs:$rhs),
+ (ADDu CPURegs:$lhs, CPURegs:$rhs)>;
+def : MipsPat<(addc CPURegs:$src, immSExt16:$imm),
+ (ADDiu CPURegs:$src, imm:$imm)>;
// Call
-def : Pat<(MipsJmpLink (i32 tglobaladdr:$dst)),
- (JAL tglobaladdr:$dst)>;
-def : Pat<(MipsJmpLink (i32 texternalsym:$dst)),
- (JAL texternalsym:$dst)>;
-//def : Pat<(MipsJmpLink CPURegs:$dst),
-// (JALR CPURegs:$dst)>;
-
+def : MipsPat<(MipsJmpLink (i32 tglobaladdr:$dst)),
+ (JAL tglobaladdr:$dst)>;
+def : MipsPat<(MipsJmpLink (i32 texternalsym:$dst)),
+ (JAL texternalsym:$dst)>;
+//def : MipsPat<(MipsJmpLink CPURegs:$dst),
+// (JALR CPURegs:$dst)>;
+
+// Tail call
+def : MipsPat<(MipsTailCall (iPTR tglobaladdr:$dst)),
+ (TAILCALL tglobaladdr:$dst)>;
+def : MipsPat<(MipsTailCall (iPTR texternalsym:$dst)),
+ (TAILCALL texternalsym:$dst)>;
// hi/lo relocs
-def : Pat<(MipsHi tglobaladdr:$in), (LUi tglobaladdr:$in)>;
-def : Pat<(MipsHi tblockaddress:$in), (LUi tblockaddress:$in)>;
-def : Pat<(MipsLo tglobaladdr:$in), (ADDiu ZERO, tglobaladdr:$in)>;
-def : Pat<(MipsLo tblockaddress:$in), (ADDiu ZERO, tblockaddress:$in)>;
-def : Pat<(add CPURegs:$hi, (MipsLo tglobaladdr:$lo)),
- (ADDiu CPURegs:$hi, tglobaladdr:$lo)>;
-def : Pat<(add CPURegs:$hi, (MipsLo tblockaddress:$lo)),
- (ADDiu CPURegs:$hi, tblockaddress:$lo)>;
-
-def : Pat<(MipsHi tjumptable:$in), (LUi tjumptable:$in)>;
-def : Pat<(MipsLo tjumptable:$in), (ADDiu ZERO, tjumptable:$in)>;
-def : Pat<(add CPURegs:$hi, (MipsLo tjumptable:$lo)),
- (ADDiu CPURegs:$hi, tjumptable:$lo)>;
-
-def : Pat<(MipsHi tconstpool:$in), (LUi tconstpool:$in)>;
-def : Pat<(MipsLo tconstpool:$in), (ADDiu ZERO, tconstpool:$in)>;
-def : Pat<(add CPURegs:$hi, (MipsLo tconstpool:$lo)),
- (ADDiu CPURegs:$hi, tconstpool:$lo)>;
+def : MipsPat<(MipsHi tglobaladdr:$in), (LUi tglobaladdr:$in)>;
+def : MipsPat<(MipsHi tblockaddress:$in), (LUi tblockaddress:$in)>;
+def : MipsPat<(MipsHi tjumptable:$in), (LUi tjumptable:$in)>;
+def : MipsPat<(MipsHi tconstpool:$in), (LUi tconstpool:$in)>;
+def : MipsPat<(MipsHi tglobaltlsaddr:$in), (LUi tglobaltlsaddr:$in)>;
+def : MipsPat<(MipsHi texternalsym:$in), (LUi texternalsym:$in)>;
+
+def : MipsPat<(MipsLo tglobaladdr:$in), (ADDiu ZERO, tglobaladdr:$in)>;
+def : MipsPat<(MipsLo tblockaddress:$in), (ADDiu ZERO, tblockaddress:$in)>;
+def : MipsPat<(MipsLo tjumptable:$in), (ADDiu ZERO, tjumptable:$in)>;
+def : MipsPat<(MipsLo tconstpool:$in), (ADDiu ZERO, tconstpool:$in)>;
+def : MipsPat<(MipsLo tglobaltlsaddr:$in), (ADDiu ZERO, tglobaltlsaddr:$in)>;
+def : MipsPat<(MipsLo texternalsym:$in), (ADDiu ZERO, texternalsym:$in)>;
+
+def : MipsPat<(add CPURegs:$hi, (MipsLo tglobaladdr:$lo)),
+ (ADDiu CPURegs:$hi, tglobaladdr:$lo)>;
+def : MipsPat<(add CPURegs:$hi, (MipsLo tblockaddress:$lo)),
+ (ADDiu CPURegs:$hi, tblockaddress:$lo)>;
+def : MipsPat<(add CPURegs:$hi, (MipsLo tjumptable:$lo)),
+ (ADDiu CPURegs:$hi, tjumptable:$lo)>;
+def : MipsPat<(add CPURegs:$hi, (MipsLo tconstpool:$lo)),
+ (ADDiu CPURegs:$hi, tconstpool:$lo)>;
+def : MipsPat<(add CPURegs:$hi, (MipsLo tglobaltlsaddr:$lo)),
+ (ADDiu CPURegs:$hi, tglobaltlsaddr:$lo)>;
// gp_rel relocs
-def : Pat<(add CPURegs:$gp, (MipsGPRel tglobaladdr:$in)),
- (ADDiu CPURegs:$gp, tglobaladdr:$in)>;
-def : Pat<(add CPURegs:$gp, (MipsGPRel tconstpool:$in)),
- (ADDiu CPURegs:$gp, tconstpool:$in)>;
-
-// tlsgd
-def : Pat<(add CPURegs:$gp, (MipsTlsGd tglobaltlsaddr:$in)),
- (ADDiu CPURegs:$gp, tglobaltlsaddr:$in)>;
-
-// tprel hi/lo
-def : Pat<(MipsTprelHi tglobaltlsaddr:$in), (LUi tglobaltlsaddr:$in)>;
-def : Pat<(MipsTprelLo tglobaltlsaddr:$in), (ADDiu ZERO, tglobaltlsaddr:$in)>;
-def : Pat<(add CPURegs:$hi, (MipsTprelLo tglobaltlsaddr:$lo)),
- (ADDiu CPURegs:$hi, tglobaltlsaddr:$lo)>;
+def : MipsPat<(add CPURegs:$gp, (MipsGPRel tglobaladdr:$in)),
+ (ADDiu CPURegs:$gp, tglobaladdr:$in)>;
+def : MipsPat<(add CPURegs:$gp, (MipsGPRel tconstpool:$in)),
+ (ADDiu CPURegs:$gp, tconstpool:$in)>;
// wrapper_pic
-class WrapperPICPat<SDNode node>:
- Pat<(MipsWrapperPIC node:$in),
- (ADDiu GP, node:$in)>;
+class WrapperPat<SDNode node, Instruction ADDiuOp, RegisterClass RC>:
+ MipsPat<(MipsWrapper RC:$gp, node:$in),
+ (ADDiuOp RC:$gp, node:$in)>;
-def : WrapperPICPat<tglobaladdr>;
-def : WrapperPICPat<tconstpool>;
-def : WrapperPICPat<texternalsym>;
-def : WrapperPICPat<tblockaddress>;
-def : WrapperPICPat<tjumptable>;
+def : WrapperPat<tglobaladdr, ADDiu, CPURegs>;
+def : WrapperPat<tconstpool, ADDiu, CPURegs>;
+def : WrapperPat<texternalsym, ADDiu, CPURegs>;
+def : WrapperPat<tblockaddress, ADDiu, CPURegs>;
+def : WrapperPat<tjumptable, ADDiu, CPURegs>;
+def : WrapperPat<tglobaltlsaddr, ADDiu, CPURegs>;
// Mips does not have "not", so we expand our way
-def : Pat<(not CPURegs:$in),
- (NOR CPURegs:$in, ZERO)>;
-
-// extended load and stores
-def : Pat<(extloadi1 addr:$src), (LBu addr:$src)>;
-def : Pat<(extloadi8 addr:$src), (LBu addr:$src)>;
-def : Pat<(extloadi16_a addr:$src), (LHu addr:$src)>;
-def : Pat<(extloadi16_u addr:$src), (ULHu addr:$src)>;
+def : MipsPat<(not CPURegs:$in),
+ (NOR CPURegs:$in, ZERO)>;
+
+// extended loads
+let Predicates = [NotN64, HasStdEnc] in {
+ def : MipsPat<(i32 (extloadi1 addr:$src)), (LBu addr:$src)>;
+ def : MipsPat<(i32 (extloadi8 addr:$src)), (LBu addr:$src)>;
+ def : MipsPat<(i32 (extloadi16 addr:$src)), (LHu addr:$src)>;
+}
+let Predicates = [IsN64, HasStdEnc] in {
+ def : MipsPat<(i32 (extloadi1 addr:$src)), (LBu_P8 addr:$src)>;
+ def : MipsPat<(i32 (extloadi8 addr:$src)), (LBu_P8 addr:$src)>;
+ def : MipsPat<(i32 (extloadi16 addr:$src)), (LHu_P8 addr:$src)>;
+}
// peepholes
-def : Pat<(store (i32 0), addr:$dst), (SW ZERO, addr:$dst)>;
+let Predicates = [NotN64, HasStdEnc] in {
+ def : MipsPat<(store (i32 0), addr:$dst), (SW ZERO, addr:$dst)>;
+}
+let Predicates = [IsN64, HasStdEnc] in {
+ def : MipsPat<(store (i32 0), addr:$dst), (SW_P8 ZERO, addr:$dst)>;
+}
// brcond patterns
multiclass BrcondPats<RegisterClass RC, Instruction BEQOp, Instruction BNEOp,
Instruction SLTOp, Instruction SLTuOp, Instruction SLTiOp,
Instruction SLTiuOp, Register ZEROReg> {
-def : Pat<(brcond (i32 (setne RC:$lhs, 0)), bb:$dst),
- (BNEOp RC:$lhs, ZEROReg, bb:$dst)>;
-def : Pat<(brcond (i32 (seteq RC:$lhs, 0)), bb:$dst),
- (BEQOp RC:$lhs, ZEROReg, bb:$dst)>;
-
-def : Pat<(brcond (i32 (setge RC:$lhs, RC:$rhs)), bb:$dst),
- (BEQ (SLTOp RC:$lhs, RC:$rhs), ZERO, bb:$dst)>;
-def : Pat<(brcond (i32 (setuge RC:$lhs, RC:$rhs)), bb:$dst),
- (BEQ (SLTuOp RC:$lhs, RC:$rhs), ZERO, bb:$dst)>;
-def : Pat<(brcond (i32 (setge RC:$lhs, immSExt16:$rhs)), bb:$dst),
- (BEQ (SLTiOp RC:$lhs, immSExt16:$rhs), ZERO, bb:$dst)>;
-def : Pat<(brcond (i32 (setuge RC:$lhs, immSExt16:$rhs)), bb:$dst),
- (BEQ (SLTiuOp RC:$lhs, immSExt16:$rhs), ZERO, bb:$dst)>;
-
-def : Pat<(brcond (i32 (setle RC:$lhs, RC:$rhs)), bb:$dst),
- (BEQ (SLTOp RC:$rhs, RC:$lhs), ZERO, bb:$dst)>;
-def : Pat<(brcond (i32 (setule RC:$lhs, RC:$rhs)), bb:$dst),
- (BEQ (SLTuOp RC:$rhs, RC:$lhs), ZERO, bb:$dst)>;
-
-def : Pat<(brcond RC:$cond, bb:$dst),
- (BNEOp RC:$cond, ZEROReg, bb:$dst)>;
+def : MipsPat<(brcond (i32 (setne RC:$lhs, 0)), bb:$dst),
+ (BNEOp RC:$lhs, ZEROReg, bb:$dst)>;
+def : MipsPat<(brcond (i32 (seteq RC:$lhs, 0)), bb:$dst),
+ (BEQOp RC:$lhs, ZEROReg, bb:$dst)>;
+
+def : MipsPat<(brcond (i32 (setge RC:$lhs, RC:$rhs)), bb:$dst),
+ (BEQ (SLTOp RC:$lhs, RC:$rhs), ZERO, bb:$dst)>;
+def : MipsPat<(brcond (i32 (setuge RC:$lhs, RC:$rhs)), bb:$dst),
+ (BEQ (SLTuOp RC:$lhs, RC:$rhs), ZERO, bb:$dst)>;
+def : MipsPat<(brcond (i32 (setge RC:$lhs, immSExt16:$rhs)), bb:$dst),
+ (BEQ (SLTiOp RC:$lhs, immSExt16:$rhs), ZERO, bb:$dst)>;
+def : MipsPat<(brcond (i32 (setuge RC:$lhs, immSExt16:$rhs)), bb:$dst),
+ (BEQ (SLTiuOp RC:$lhs, immSExt16:$rhs), ZERO, bb:$dst)>;
+
+def : MipsPat<(brcond (i32 (setle RC:$lhs, RC:$rhs)), bb:$dst),
+ (BEQ (SLTOp RC:$rhs, RC:$lhs), ZERO, bb:$dst)>;
+def : MipsPat<(brcond (i32 (setule RC:$lhs, RC:$rhs)), bb:$dst),
+ (BEQ (SLTuOp RC:$rhs, RC:$lhs), ZERO, bb:$dst)>;
+
+def : MipsPat<(brcond RC:$cond, bb:$dst),
+ (BNEOp RC:$cond, ZEROReg, bb:$dst)>;
}
defm : BrcondPats<CPURegs, BEQ, BNE, SLT, SLTu, SLTi, SLTiu, ZERO>;
-// select patterns
-multiclass MovzPats<RegisterClass RC, Instruction MOVZInst> {
- def : Pat<(select (i32 (setge CPURegs:$lhs, CPURegs:$rhs)), RC:$T, RC:$F),
- (MOVZInst RC:$T, (SLT CPURegs:$lhs, CPURegs:$rhs), RC:$F)>;
- def : Pat<(select (i32 (setuge CPURegs:$lhs, CPURegs:$rhs)), RC:$T, RC:$F),
- (MOVZInst RC:$T, (SLTu CPURegs:$lhs, CPURegs:$rhs), RC:$F)>;
- def : Pat<(select (i32 (setge CPURegs:$lhs, immSExt16:$rhs)), RC:$T, RC:$F),
- (MOVZInst RC:$T, (SLTi CPURegs:$lhs, immSExt16:$rhs), RC:$F)>;
- def : Pat<(select (i32 (setuge CPURegs:$lh, immSExt16:$rh)), RC:$T, RC:$F),
- (MOVZInst RC:$T, (SLTiu CPURegs:$lh, immSExt16:$rh), RC:$F)>;
- def : Pat<(select (i32 (setle CPURegs:$lhs, CPURegs:$rhs)), RC:$T, RC:$F),
- (MOVZInst RC:$T, (SLT CPURegs:$rhs, CPURegs:$lhs), RC:$F)>;
- def : Pat<(select (i32 (setule CPURegs:$lhs, CPURegs:$rhs)), RC:$T, RC:$F),
- (MOVZInst RC:$T, (SLTu CPURegs:$rhs, CPURegs:$lhs), RC:$F)>;
- def : Pat<(select (i32 (seteq CPURegs:$lhs, CPURegs:$rhs)), RC:$T, RC:$F),
- (MOVZInst RC:$T, (XOR CPURegs:$lhs, CPURegs:$rhs), RC:$F)>;
- def : Pat<(select (i32 (seteq CPURegs:$lhs, 0)), RC:$T, RC:$F),
- (MOVZInst RC:$T, CPURegs:$lhs, RC:$F)>;
-}
-
-multiclass MovnPats<RegisterClass RC, Instruction MOVNInst> {
- def : Pat<(select (i32 (setne CPURegs:$lhs, CPURegs:$rhs)), RC:$T, RC:$F),
- (MOVNInst RC:$T, (XOR CPURegs:$lhs, CPURegs:$rhs), RC:$F)>;
- def : Pat<(select CPURegs:$cond, RC:$T, RC:$F),
- (MOVNInst RC:$T, CPURegs:$cond, RC:$F)>;
- def : Pat<(select (i32 (setne CPURegs:$lhs, 0)), RC:$T, RC:$F),
- (MOVNInst RC:$T, CPURegs:$lhs, RC:$F)>;
-}
-
-defm : MovzPats<CPURegs, MOVZ_I>;
-defm : MovnPats<CPURegs, MOVN_I>;
-
// setcc patterns
multiclass SeteqPats<RegisterClass RC, Instruction SLTiuOp, Instruction XOROp,
Instruction SLTuOp, Register ZEROReg> {
- def : Pat<(seteq RC:$lhs, RC:$rhs),
- (SLTiuOp (XOROp RC:$lhs, RC:$rhs), 1)>;
- def : Pat<(setne RC:$lhs, RC:$rhs),
- (SLTuOp ZEROReg, (XOROp RC:$lhs, RC:$rhs))>;
+ def : MipsPat<(seteq RC:$lhs, RC:$rhs),
+ (SLTiuOp (XOROp RC:$lhs, RC:$rhs), 1)>;
+ def : MipsPat<(setne RC:$lhs, RC:$rhs),
+ (SLTuOp ZEROReg, (XOROp RC:$lhs, RC:$rhs))>;
}
multiclass SetlePats<RegisterClass RC, Instruction SLTOp, Instruction SLTuOp> {
- def : Pat<(setle RC:$lhs, RC:$rhs),
- (XORi (SLTOp RC:$rhs, RC:$lhs), 1)>;
- def : Pat<(setule RC:$lhs, RC:$rhs),
- (XORi (SLTuOp RC:$rhs, RC:$lhs), 1)>;
+ def : MipsPat<(setle RC:$lhs, RC:$rhs),
+ (XORi (SLTOp RC:$rhs, RC:$lhs), 1)>;
+ def : MipsPat<(setule RC:$lhs, RC:$rhs),
+ (XORi (SLTuOp RC:$rhs, RC:$lhs), 1)>;
}
multiclass SetgtPats<RegisterClass RC, Instruction SLTOp, Instruction SLTuOp> {
- def : Pat<(setgt RC:$lhs, RC:$rhs),
- (SLTOp RC:$rhs, RC:$lhs)>;
- def : Pat<(setugt RC:$lhs, RC:$rhs),
- (SLTuOp RC:$rhs, RC:$lhs)>;
+ def : MipsPat<(setgt RC:$lhs, RC:$rhs),
+ (SLTOp RC:$rhs, RC:$lhs)>;
+ def : MipsPat<(setugt RC:$lhs, RC:$rhs),
+ (SLTuOp RC:$rhs, RC:$lhs)>;
}
multiclass SetgePats<RegisterClass RC, Instruction SLTOp, Instruction SLTuOp> {
- def : Pat<(setge RC:$lhs, RC:$rhs),
- (XORi (SLTOp RC:$lhs, RC:$rhs), 1)>;
- def : Pat<(setuge RC:$lhs, RC:$rhs),
- (XORi (SLTuOp RC:$lhs, RC:$rhs), 1)>;
+ def : MipsPat<(setge RC:$lhs, RC:$rhs),
+ (XORi (SLTOp RC:$lhs, RC:$rhs), 1)>;
+ def : MipsPat<(setuge RC:$lhs, RC:$rhs),
+ (XORi (SLTuOp RC:$lhs, RC:$rhs), 1)>;
}
multiclass SetgeImmPats<RegisterClass RC, Instruction SLTiOp,
Instruction SLTiuOp> {
- def : Pat<(setge RC:$lhs, immSExt16:$rhs),
- (XORi (SLTiOp RC:$lhs, immSExt16:$rhs), 1)>;
- def : Pat<(setuge RC:$lhs, immSExt16:$rhs),
- (XORi (SLTiuOp RC:$lhs, immSExt16:$rhs), 1)>;
+ def : MipsPat<(setge RC:$lhs, immSExt16:$rhs),
+ (XORi (SLTiOp RC:$lhs, immSExt16:$rhs), 1)>;
+ def : MipsPat<(setuge RC:$lhs, immSExt16:$rhs),
+ (XORi (SLTiuOp RC:$lhs, immSExt16:$rhs), 1)>;
}
defm : SeteqPats<CPURegs, SLTiu, XOR, SLTu, ZERO>;
defm : SetgePats<CPURegs, SLT, SLTu>;
defm : SetgeImmPats<CPURegs, SLTi, SLTiu>;
-// select MipsDynAlloc
-def : Pat<(MipsDynAlloc addr:$f), (DynAlloc addr:$f)>;
+// bswap pattern
+def : MipsPat<(bswap CPURegs:$rt), (ROTR (WSBH CPURegs:$rt), 16)>;
//===----------------------------------------------------------------------===//
// Floating Point Support
include "MipsInstrFPU.td"
include "Mips64InstrInfo.td"
+include "MipsCondMov.td"
+
+//
+// Mips16
+
+include "Mips16InstrFormats.td"
+include "Mips16InstrInfo.td"
+
+// DSP
+include "MipsDSPInstrFormats.td"
+include "MipsDSPInstrInfo.td"