1 def addrimm12 : ComplexPattern<iPTR, 2, "selectIntAddrMM", [frameindex]>;
3 def simm4 : Operand<i32>;
5 def simm12 : Operand<i32> {
6 let DecoderMethod = "DecodeSimm12";
9 def uimm5_lsl2 : Operand<OtherVT> {
10 let EncoderMethod = "getUImm5Lsl2Encoding";
13 def simm9_addiusp : Operand<i32> {
14 let EncoderMethod = "getSImm9AddiuspValue";
17 def mem_mm_12 : Operand<i32> {
18 let PrintMethod = "printMemOperand";
19 let MIOperandInfo = (ops GPR32, simm12);
20 let EncoderMethod = "getMemEncodingMMImm12";
21 let ParserMatchClass = MipsMemAsmOperand;
22 let OperandType = "OPERAND_MEMORY";
25 def jmptarget_mm : Operand<OtherVT> {
26 let EncoderMethod = "getJumpTargetOpValueMM";
29 def calltarget_mm : Operand<iPTR> {
30 let EncoderMethod = "getJumpTargetOpValueMM";
33 def brtarget_mm : Operand<OtherVT> {
34 let EncoderMethod = "getBranchTargetOpValueMM";
35 let OperandType = "OPERAND_PCREL";
36 let DecoderMethod = "DecodeBranchTargetMM";
39 class CompactBranchMM<string opstr, DAGOperand opnd, PatFrag cond_op,
41 InstSE<(outs), (ins RO:$rs, opnd:$offset),
42 !strconcat(opstr, "\t$rs, $offset"), [], IIBranch, FrmI> {
49 let canFoldAsLoad = 1 in
50 class LoadLeftRightMM<string opstr, SDNode OpNode, RegisterOperand RO,
52 InstSE<(outs RO:$rt), (ins MemOpnd:$addr, RO:$src),
53 !strconcat(opstr, "\t$rt, $addr"),
54 [(set RO:$rt, (OpNode addrimm12:$addr, RO:$src))],
56 let DecoderMethod = "DecodeMemMMImm12";
57 string Constraints = "$src = $rt";
60 class StoreLeftRightMM<string opstr, SDNode OpNode, RegisterOperand RO,
62 InstSE<(outs), (ins RO:$rt, MemOpnd:$addr),
63 !strconcat(opstr, "\t$rt, $addr"),
64 [(OpNode RO:$rt, addrimm12:$addr)], NoItinerary, FrmI> {
65 let DecoderMethod = "DecodeMemMMImm12";
68 class LLBaseMM<string opstr, RegisterOperand RO> :
69 InstSE<(outs RO:$rt), (ins mem_mm_12:$addr),
70 !strconcat(opstr, "\t$rt, $addr"), [], NoItinerary, FrmI> {
71 let DecoderMethod = "DecodeMemMMImm12";
75 class SCBaseMM<string opstr, RegisterOperand RO> :
76 InstSE<(outs RO:$dst), (ins RO:$rt, mem_mm_12:$addr),
77 !strconcat(opstr, "\t$rt, $addr"), [], NoItinerary, FrmI> {
78 let DecoderMethod = "DecodeMemMMImm12";
80 let Constraints = "$rt = $dst";
83 class LoadMM<string opstr, DAGOperand RO, SDPatternOperator OpNode = null_frag,
84 InstrItinClass Itin = NoItinerary> :
85 InstSE<(outs RO:$rt), (ins mem_mm_12:$addr),
86 !strconcat(opstr, "\t$rt, $addr"),
87 [(set RO:$rt, (OpNode addrimm12:$addr))], Itin, FrmI> {
88 let DecoderMethod = "DecodeMemMMImm12";
89 let canFoldAsLoad = 1;
93 class AddImmUS5<string opstr, RegisterOperand RO> :
94 MicroMipsInst16<(outs RO:$dst), (ins RO:$rd, simm4:$imm),
95 !strconcat(opstr, "\t$rd, $imm"), [], NoItinerary, FrmR> {
96 let Constraints = "$rd = $dst";
100 class AddImmUSP<string opstr> :
101 MicroMipsInst16<(outs), (ins simm9_addiusp:$imm),
102 !strconcat(opstr, "\t$imm"), [], NoItinerary, FrmI>;
104 class MoveFromHILOMM<string opstr, RegisterOperand RO, Register UseReg> :
105 MicroMipsInst16<(outs RO:$rd), (ins), !strconcat(opstr, "\t$rd"),
106 [], II_MFHI_MFLO, FrmR> {
108 let hasSideEffects = 0;
111 class MoveMM16<string opstr, RegisterOperand RO, bit isComm = 0,
112 InstrItinClass Itin = NoItinerary> :
113 MicroMipsInst16<(outs RO:$rd), (ins RO:$rs),
114 !strconcat(opstr, "\t$rd, $rs"), [], Itin, FrmR> {
115 let isCommutable = isComm;
116 let isReMaterializable = 1;
119 // 16-bit Jump and Link (Call)
120 class JumpLinkRegMM16<string opstr, RegisterOperand RO> :
121 MicroMipsInst16<(outs), (ins RO:$rs), !strconcat(opstr, "\t$rs"),
122 [(MipsJmpLink RO:$rs)], IIBranch, FrmR> {
124 let hasDelaySlot = 1;
129 class JumpRegMM16<string opstr, RegisterOperand RO> :
130 MicroMipsInst16<(outs), (ins RO:$rs), !strconcat(opstr, "\t$rs"),
131 [], IIBranch, FrmR> {
132 let hasDelaySlot = 1;
134 let isIndirectBranch = 1;
137 // Base class for JRADDIUSP instruction.
138 class JumpRAddiuStackMM16 :
139 MicroMipsInst16<(outs), (ins uimm5_lsl2:$imm), "jraddiusp\t$imm",
140 [], IIBranch, FrmR> {
141 let isTerminator = 1;
143 let hasDelaySlot = 1;
145 let isIndirectBranch = 1;
148 // 16-bit Jump and Link (Call) - Short Delay Slot
149 class JumpLinkRegSMM16<string opstr, RegisterOperand RO> :
150 MicroMipsInst16<(outs), (ins RO:$rs), !strconcat(opstr, "\t$rs"),
151 [], IIBranch, FrmR> {
153 let hasDelaySlot = 1;
157 // 16-bit Jump Register Compact - No delay slot
158 class JumpRegCMM16<string opstr, RegisterOperand RO> :
159 MicroMipsInst16<(outs), (ins RO:$rs), !strconcat(opstr, "\t$rs"),
160 [], IIBranch, FrmR> {
161 let isTerminator = 1;
164 let isIndirectBranch = 1;
167 // MicroMIPS Jump and Link (Call) - Short Delay Slot
168 let isCall = 1, hasDelaySlot = 1, Defs = [RA] in {
169 class JumpLinkMM<string opstr, DAGOperand opnd> :
170 InstSE<(outs), (ins opnd:$target), !strconcat(opstr, "\t$target"),
171 [], IIBranch, FrmJ, opstr> {
172 let DecoderMethod = "DecodeJumpTargetMM";
175 class JumpLinkRegMM<string opstr, RegisterOperand RO>:
176 InstSE<(outs RO:$rd), (ins RO:$rs), !strconcat(opstr, "\t$rd, $rs"),
179 class BranchCompareToZeroLinkMM<string opstr, DAGOperand opnd,
180 RegisterOperand RO> :
181 InstSE<(outs), (ins RO:$rs, opnd:$offset),
182 !strconcat(opstr, "\t$rs, $offset"), [], IIBranch, FrmI, opstr>;
185 def ADDIUS5_MM : AddImmUS5<"addius5", GPR32Opnd>, ADDIUS5_FM_MM16;
186 def ADDIUSP_MM : AddImmUSP<"addiusp">, ADDIUSP_FM_MM16;
187 def MFHI16_MM : MoveFromHILOMM<"mfhi", GPR32Opnd, AC0>, MFHILO_FM_MM16<0x10>;
188 def MFLO16_MM : MoveFromHILOMM<"mflo", GPR32Opnd, AC0>, MFHILO_FM_MM16<0x12>;
189 def MOVE16_MM : MoveMM16<"move", GPR32Opnd>, MOVE_FM_MM16<0x03>;
190 def JALR16_MM : JumpLinkRegMM16<"jalr", GPR32Opnd>, JALR_FM_MM16<0x0e>;
191 def JALRS16_MM : JumpLinkRegSMM16<"jalrs16", GPR32Opnd>, JALR_FM_MM16<0x0f>;
192 def JRC16_MM : JumpRegCMM16<"jrc", GPR32Opnd>, JALR_FM_MM16<0x0d>;
193 def JRADDIUSP : JumpRAddiuStackMM16, JRADDIUSP_FM_MM16<0x18>;
194 def JR16_MM : JumpRegMM16<"jr16", GPR32Opnd>, JALR_FM_MM16<0x0c>;
196 class WaitMM<string opstr> :
197 InstSE<(outs), (ins uimm10:$code_), !strconcat(opstr, "\t$code_"), [],
198 NoItinerary, FrmOther, opstr>;
200 let DecoderNamespace = "MicroMips", Predicates = [InMicroMips] in {
201 /// Compact Branch Instructions
202 def BEQZC_MM : CompactBranchMM<"beqzc", brtarget_mm, seteq, GPR32Opnd>,
203 COMPACT_BRANCH_FM_MM<0x7>;
204 def BNEZC_MM : CompactBranchMM<"bnezc", brtarget_mm, setne, GPR32Opnd>,
205 COMPACT_BRANCH_FM_MM<0x5>;
207 /// Arithmetic Instructions (ALU Immediate)
208 def ADDiu_MM : MMRel, ArithLogicI<"addiu", simm16, GPR32Opnd>,
210 def ADDi_MM : MMRel, ArithLogicI<"addi", simm16, GPR32Opnd>,
212 def SLTi_MM : MMRel, SetCC_I<"slti", setlt, simm16, immSExt16, GPR32Opnd>,
214 def SLTiu_MM : MMRel, SetCC_I<"sltiu", setult, simm16, immSExt16, GPR32Opnd>,
216 def ANDi_MM : MMRel, ArithLogicI<"andi", uimm16, GPR32Opnd>,
218 def ORi_MM : MMRel, ArithLogicI<"ori", uimm16, GPR32Opnd>,
220 def XORi_MM : MMRel, ArithLogicI<"xori", uimm16, GPR32Opnd>,
222 def LUi_MM : MMRel, LoadUpper<"lui", GPR32Opnd, uimm16>, LUI_FM_MM;
224 def LEA_ADDiu_MM : MMRel, EffectiveAddress<"addiu", GPR32Opnd>,
227 /// Arithmetic Instructions (3-Operand, R-Type)
228 def ADDu_MM : MMRel, ArithLogicR<"addu", GPR32Opnd>, ADD_FM_MM<0, 0x150>;
229 def SUBu_MM : MMRel, ArithLogicR<"subu", GPR32Opnd>, ADD_FM_MM<0, 0x1d0>;
230 def MUL_MM : MMRel, ArithLogicR<"mul", GPR32Opnd>, ADD_FM_MM<0, 0x210>;
231 def ADD_MM : MMRel, ArithLogicR<"add", GPR32Opnd>, ADD_FM_MM<0, 0x110>;
232 def SUB_MM : MMRel, ArithLogicR<"sub", GPR32Opnd>, ADD_FM_MM<0, 0x190>;
233 def SLT_MM : MMRel, SetCC_R<"slt", setlt, GPR32Opnd>, ADD_FM_MM<0, 0x350>;
234 def SLTu_MM : MMRel, SetCC_R<"sltu", setult, GPR32Opnd>,
236 def AND_MM : MMRel, ArithLogicR<"and", GPR32Opnd, 1, II_AND, and>,
238 def OR_MM : MMRel, ArithLogicR<"or", GPR32Opnd, 1, II_OR, or>,
240 def XOR_MM : MMRel, ArithLogicR<"xor", GPR32Opnd, 1, II_XOR, xor>,
242 def NOR_MM : MMRel, LogicNOR<"nor", GPR32Opnd>, ADD_FM_MM<0, 0x2d0>;
243 def MULT_MM : MMRel, Mult<"mult", II_MULT, GPR32Opnd, [HI0, LO0]>,
245 def MULTu_MM : MMRel, Mult<"multu", II_MULTU, GPR32Opnd, [HI0, LO0]>,
247 def SDIV_MM : MMRel, Div<"div", II_DIV, GPR32Opnd, [HI0, LO0]>,
249 def UDIV_MM : MMRel, Div<"divu", II_DIVU, GPR32Opnd, [HI0, LO0]>,
252 /// Shift Instructions
253 def SLL_MM : MMRel, shift_rotate_imm<"sll", uimm5, GPR32Opnd, II_SLL>,
255 def SRL_MM : MMRel, shift_rotate_imm<"srl", uimm5, GPR32Opnd, II_SRL>,
257 def SRA_MM : MMRel, shift_rotate_imm<"sra", uimm5, GPR32Opnd, II_SRA>,
259 def SLLV_MM : MMRel, shift_rotate_reg<"sllv", GPR32Opnd, II_SLLV>,
261 def SRLV_MM : MMRel, shift_rotate_reg<"srlv", GPR32Opnd, II_SRLV>,
263 def SRAV_MM : MMRel, shift_rotate_reg<"srav", GPR32Opnd, II_SRAV>,
265 def ROTR_MM : MMRel, shift_rotate_imm<"rotr", uimm5, GPR32Opnd, II_ROTR>,
267 def ROTRV_MM : MMRel, shift_rotate_reg<"rotrv", GPR32Opnd, II_ROTRV>,
270 /// Load and Store Instructions - aligned
271 let DecoderMethod = "DecodeMemMMImm16" in {
272 def LB_MM : Load<"lb", GPR32Opnd>, MMRel, LW_FM_MM<0x7>;
273 def LBu_MM : Load<"lbu", GPR32Opnd>, MMRel, LW_FM_MM<0x5>;
274 def LH_MM : Load<"lh", GPR32Opnd>, MMRel, LW_FM_MM<0xf>;
275 def LHu_MM : Load<"lhu", GPR32Opnd>, MMRel, LW_FM_MM<0xd>;
276 def LW_MM : Load<"lw", GPR32Opnd>, MMRel, LW_FM_MM<0x3f>;
277 def SB_MM : Store<"sb", GPR32Opnd>, MMRel, LW_FM_MM<0x6>;
278 def SH_MM : Store<"sh", GPR32Opnd>, MMRel, LW_FM_MM<0xe>;
279 def SW_MM : Store<"sw", GPR32Opnd>, MMRel, LW_FM_MM<0x3e>;
282 def LWU_MM : LoadMM<"lwu", GPR32Opnd, zextloadi32, II_LWU>, LL_FM_MM<0xe>;
284 /// Load and Store Instructions - unaligned
285 def LWL_MM : LoadLeftRightMM<"lwl", MipsLWL, GPR32Opnd, mem_mm_12>,
287 def LWR_MM : LoadLeftRightMM<"lwr", MipsLWR, GPR32Opnd, mem_mm_12>,
289 def SWL_MM : StoreLeftRightMM<"swl", MipsSWL, GPR32Opnd, mem_mm_12>,
291 def SWR_MM : StoreLeftRightMM<"swr", MipsSWR, GPR32Opnd, mem_mm_12>,
295 def MOVZ_I_MM : MMRel, CMov_I_I_FT<"movz", GPR32Opnd, GPR32Opnd,
296 NoItinerary>, ADD_FM_MM<0, 0x58>;
297 def MOVN_I_MM : MMRel, CMov_I_I_FT<"movn", GPR32Opnd, GPR32Opnd,
298 NoItinerary>, ADD_FM_MM<0, 0x18>;
299 def MOVT_I_MM : MMRel, CMov_F_I_FT<"movt", GPR32Opnd, II_MOVT>,
300 CMov_F_I_FM_MM<0x25>;
301 def MOVF_I_MM : MMRel, CMov_F_I_FT<"movf", GPR32Opnd, II_MOVF>,
304 /// Move to/from HI/LO
305 def MTHI_MM : MMRel, MoveToLOHI<"mthi", GPR32Opnd, [HI0]>,
307 def MTLO_MM : MMRel, MoveToLOHI<"mtlo", GPR32Opnd, [LO0]>,
309 def MFHI_MM : MMRel, MoveFromLOHI<"mfhi", GPR32Opnd, AC0>,
311 def MFLO_MM : MMRel, MoveFromLOHI<"mflo", GPR32Opnd, AC0>,
314 /// Multiply Add/Sub Instructions
315 def MADD_MM : MMRel, MArithR<"madd", II_MADD, 1>, MULT_FM_MM<0x32c>;
316 def MADDU_MM : MMRel, MArithR<"maddu", II_MADDU, 1>, MULT_FM_MM<0x36c>;
317 def MSUB_MM : MMRel, MArithR<"msub", II_MSUB>, MULT_FM_MM<0x3ac>;
318 def MSUBU_MM : MMRel, MArithR<"msubu", II_MSUBU>, MULT_FM_MM<0x3ec>;
321 def CLZ_MM : MMRel, CountLeading0<"clz", GPR32Opnd>, CLO_FM_MM<0x16c>,
323 def CLO_MM : MMRel, CountLeading1<"clo", GPR32Opnd>, CLO_FM_MM<0x12c>,
326 /// Sign Ext In Register Instructions.
327 def SEB_MM : MMRel, SignExtInReg<"seb", i8, GPR32Opnd, II_SEB>,
328 SEB_FM_MM<0x0ac>, ISA_MIPS32R2;
329 def SEH_MM : MMRel, SignExtInReg<"seh", i16, GPR32Opnd, II_SEH>,
330 SEB_FM_MM<0x0ec>, ISA_MIPS32R2;
332 /// Word Swap Bytes Within Halfwords
333 def WSBH_MM : MMRel, SubwordSwap<"wsbh", GPR32Opnd>, SEB_FM_MM<0x1ec>,
336 def EXT_MM : MMRel, ExtBase<"ext", GPR32Opnd, uimm5, MipsExt>,
338 def INS_MM : MMRel, InsBase<"ins", GPR32Opnd, uimm5, MipsIns>,
341 /// Jump Instructions
342 let DecoderMethod = "DecodeJumpTargetMM" in {
343 def J_MM : MMRel, JumpFJ<jmptarget_mm, "j", br, bb, "j">,
345 def JAL_MM : MMRel, JumpLink<"jal", calltarget_mm>, J_FM_MM<0x3d>;
347 def JR_MM : MMRel, IndirectBranch<"jr", GPR32Opnd>, JR_FM_MM<0x3c>;
348 def JALR_MM : JumpLinkReg<"jalr", GPR32Opnd>, JALR_FM_MM<0x03c>;
350 /// Jump Instructions - Short Delay Slot
351 def JALS_MM : JumpLinkMM<"jals", calltarget_mm>, J_FM_MM<0x1d>;
352 def JALRS_MM : JumpLinkRegMM<"jalrs", GPR32Opnd>, JALR_FM_MM<0x13c>;
354 /// Branch Instructions
355 def BEQ_MM : MMRel, CBranch<"beq", brtarget_mm, seteq, GPR32Opnd>,
357 def BNE_MM : MMRel, CBranch<"bne", brtarget_mm, setne, GPR32Opnd>,
359 def BGEZ_MM : MMRel, CBranchZero<"bgez", brtarget_mm, setge, GPR32Opnd>,
361 def BGTZ_MM : MMRel, CBranchZero<"bgtz", brtarget_mm, setgt, GPR32Opnd>,
363 def BLEZ_MM : MMRel, CBranchZero<"blez", brtarget_mm, setle, GPR32Opnd>,
365 def BLTZ_MM : MMRel, CBranchZero<"bltz", brtarget_mm, setlt, GPR32Opnd>,
367 def BGEZAL_MM : MMRel, BGEZAL_FT<"bgezal", brtarget_mm, GPR32Opnd>,
369 def BLTZAL_MM : MMRel, BGEZAL_FT<"bltzal", brtarget_mm, GPR32Opnd>,
372 /// Branch Instructions - Short Delay Slot
373 def BGEZALS_MM : BranchCompareToZeroLinkMM<"bgezals", brtarget_mm,
374 GPR32Opnd>, BGEZAL_FM_MM<0x13>;
375 def BLTZALS_MM : BranchCompareToZeroLinkMM<"bltzals", brtarget_mm,
376 GPR32Opnd>, BGEZAL_FM_MM<0x11>;
378 /// Control Instructions
379 def SYNC_MM : MMRel, SYNC_FT<"sync">, SYNC_FM_MM;
380 def BREAK_MM : MMRel, BRK_FT<"break">, BRK_FM_MM;
381 def SYSCALL_MM : MMRel, SYS_FT<"syscall">, SYS_FM_MM;
382 def WAIT_MM : WaitMM<"wait">, WAIT_FM_MM;
383 def ERET_MM : MMRel, ER_FT<"eret">, ER_FM_MM<0x3cd>;
384 def DERET_MM : MMRel, ER_FT<"deret">, ER_FM_MM<0x38d>;
385 def EI_MM : MMRel, DEI_FT<"ei", GPR32Opnd>, EI_FM_MM<0x15d>,
387 def DI_MM : MMRel, DEI_FT<"di", GPR32Opnd>, EI_FM_MM<0x11d>,
390 /// Trap Instructions
391 def TEQ_MM : MMRel, TEQ_FT<"teq", GPR32Opnd>, TEQ_FM_MM<0x0>;
392 def TGE_MM : MMRel, TEQ_FT<"tge", GPR32Opnd>, TEQ_FM_MM<0x08>;
393 def TGEU_MM : MMRel, TEQ_FT<"tgeu", GPR32Opnd>, TEQ_FM_MM<0x10>;
394 def TLT_MM : MMRel, TEQ_FT<"tlt", GPR32Opnd>, TEQ_FM_MM<0x20>;
395 def TLTU_MM : MMRel, TEQ_FT<"tltu", GPR32Opnd>, TEQ_FM_MM<0x28>;
396 def TNE_MM : MMRel, TEQ_FT<"tne", GPR32Opnd>, TEQ_FM_MM<0x30>;
398 def TEQI_MM : MMRel, TEQI_FT<"teqi", GPR32Opnd>, TEQI_FM_MM<0x0e>;
399 def TGEI_MM : MMRel, TEQI_FT<"tgei", GPR32Opnd>, TEQI_FM_MM<0x09>;
400 def TGEIU_MM : MMRel, TEQI_FT<"tgeiu", GPR32Opnd>, TEQI_FM_MM<0x0b>;
401 def TLTI_MM : MMRel, TEQI_FT<"tlti", GPR32Opnd>, TEQI_FM_MM<0x08>;
402 def TLTIU_MM : MMRel, TEQI_FT<"tltiu", GPR32Opnd>, TEQI_FM_MM<0x0a>;
403 def TNEI_MM : MMRel, TEQI_FT<"tnei", GPR32Opnd>, TEQI_FM_MM<0x0c>;
405 /// Load-linked, Store-conditional
406 def LL_MM : LLBaseMM<"ll", GPR32Opnd>, LL_FM_MM<0x3>;
407 def SC_MM : SCBaseMM<"sc", GPR32Opnd>, LL_FM_MM<0xb>;
409 def TLBP_MM : MMRel, TLB<"tlbp">, COP0_TLB_FM_MM<0x0d>;
410 def TLBR_MM : MMRel, TLB<"tlbr">, COP0_TLB_FM_MM<0x4d>;
411 def TLBWI_MM : MMRel, TLB<"tlbwi">, COP0_TLB_FM_MM<0x8d>;
412 def TLBWR_MM : MMRel, TLB<"tlbwr">, COP0_TLB_FM_MM<0xcd>;
415 //===----------------------------------------------------------------------===//
416 // MicroMips instruction aliases
417 //===----------------------------------------------------------------------===//
419 let Predicates = [InMicroMips] in {
420 def : MipsInstAlias<"wait", (WAIT_MM 0x0), 1>;