1 def addrimm12 : ComplexPattern<iPTR, 2, "selectIntAddrMM", [frameindex]>;
3 def simm12 : Operand<i32> {
4 let DecoderMethod = "DecodeSimm12";
7 def uimm5_lsl2 : Operand<OtherVT> {
8 let EncoderMethod = "getUImm5Lsl2Encoding";
11 def mem_mm_12 : Operand<i32> {
12 let PrintMethod = "printMemOperand";
13 let MIOperandInfo = (ops GPR32, simm12);
14 let EncoderMethod = "getMemEncodingMMImm12";
15 let ParserMatchClass = MipsMemAsmOperand;
16 let OperandType = "OPERAND_MEMORY";
19 def jmptarget_mm : Operand<OtherVT> {
20 let EncoderMethod = "getJumpTargetOpValueMM";
23 def calltarget_mm : Operand<iPTR> {
24 let EncoderMethod = "getJumpTargetOpValueMM";
27 def brtarget_mm : Operand<OtherVT> {
28 let EncoderMethod = "getBranchTargetOpValueMM";
29 let OperandType = "OPERAND_PCREL";
30 let DecoderMethod = "DecodeBranchTargetMM";
33 class CompactBranchMM<string opstr, DAGOperand opnd, PatFrag cond_op,
35 InstSE<(outs), (ins RO:$rs, opnd:$offset),
36 !strconcat(opstr, "\t$rs, $offset"), [], IIBranch, FrmI> {
43 let canFoldAsLoad = 1 in
44 class LoadLeftRightMM<string opstr, SDNode OpNode, RegisterOperand RO,
46 InstSE<(outs RO:$rt), (ins MemOpnd:$addr, RO:$src),
47 !strconcat(opstr, "\t$rt, $addr"),
48 [(set RO:$rt, (OpNode addrimm12:$addr, RO:$src))],
50 let DecoderMethod = "DecodeMemMMImm12";
51 string Constraints = "$src = $rt";
54 class StoreLeftRightMM<string opstr, SDNode OpNode, RegisterOperand RO,
56 InstSE<(outs), (ins RO:$rt, MemOpnd:$addr),
57 !strconcat(opstr, "\t$rt, $addr"),
58 [(OpNode RO:$rt, addrimm12:$addr)], NoItinerary, FrmI> {
59 let DecoderMethod = "DecodeMemMMImm12";
62 class LLBaseMM<string opstr, RegisterOperand RO> :
63 InstSE<(outs RO:$rt), (ins mem_mm_12:$addr),
64 !strconcat(opstr, "\t$rt, $addr"), [], NoItinerary, FrmI> {
65 let DecoderMethod = "DecodeMemMMImm12";
69 class SCBaseMM<string opstr, RegisterOperand RO> :
70 InstSE<(outs RO:$dst), (ins RO:$rt, mem_mm_12:$addr),
71 !strconcat(opstr, "\t$rt, $addr"), [], NoItinerary, FrmI> {
72 let DecoderMethod = "DecodeMemMMImm12";
74 let Constraints = "$rt = $dst";
77 class LoadMM<string opstr, DAGOperand RO, SDPatternOperator OpNode = null_frag,
78 InstrItinClass Itin = NoItinerary> :
79 InstSE<(outs RO:$rt), (ins mem_mm_12:$addr),
80 !strconcat(opstr, "\t$rt, $addr"),
81 [(set RO:$rt, (OpNode addrimm12:$addr))], Itin, FrmI> {
82 let DecoderMethod = "DecodeMemMMImm12";
83 let canFoldAsLoad = 1;
87 class MoveFromHILOMM<string opstr, RegisterOperand RO, Register UseReg> :
88 MicroMipsInst16<(outs RO:$rd), (ins), !strconcat(opstr, "\t$rd"),
89 [], II_MFHI_MFLO, FrmR> {
91 let hasSideEffects = 0;
94 class MoveMM16<string opstr, RegisterOperand RO, bit isComm = 0,
95 InstrItinClass Itin = NoItinerary> :
96 MicroMipsInst16<(outs RO:$rd), (ins RO:$rs),
97 !strconcat(opstr, "\t$rd, $rs"), [], Itin, FrmR> {
98 let isCommutable = isComm;
99 let isReMaterializable = 1;
102 // 16-bit Jump and Link (Call)
103 class JumpLinkRegMM16<string opstr, RegisterOperand RO> :
104 MicroMipsInst16<(outs), (ins RO:$rs), !strconcat(opstr, "\t$rs"),
105 [(MipsJmpLink RO:$rs)], IIBranch, FrmR> {
107 let hasDelaySlot = 1;
111 // Base class for JRADDIUSP instruction.
112 class JumpRAddiuStackMM16 :
113 MicroMipsInst16<(outs), (ins uimm5_lsl2:$imm), "jraddiusp\t$imm",
114 [], IIBranch, FrmR> {
115 let isTerminator = 1;
117 let hasDelaySlot = 1;
119 let isIndirectBranch = 1;
122 // 16-bit Jump and Link (Call) - Short Delay Slot
123 class JumpLinkRegSMM16<string opstr, RegisterOperand RO> :
124 MicroMipsInst16<(outs), (ins RO:$rs), !strconcat(opstr, "\t$rs"),
125 [], IIBranch, FrmR> {
127 let hasDelaySlot = 1;
131 // MicroMIPS Jump and Link (Call) - Short Delay Slot
132 let isCall = 1, hasDelaySlot = 1, Defs = [RA] in {
133 class JumpLinkMM<string opstr, DAGOperand opnd> :
134 InstSE<(outs), (ins opnd:$target), !strconcat(opstr, "\t$target"),
135 [], IIBranch, FrmJ, opstr> {
136 let DecoderMethod = "DecodeJumpTargetMM";
139 class JumpLinkRegMM<string opstr, RegisterOperand RO>:
140 InstSE<(outs RO:$rd), (ins RO:$rs), !strconcat(opstr, "\t$rd, $rs"),
143 class BranchCompareToZeroLinkMM<string opstr, DAGOperand opnd,
144 RegisterOperand RO> :
145 InstSE<(outs), (ins RO:$rs, opnd:$offset),
146 !strconcat(opstr, "\t$rs, $offset"), [], IIBranch, FrmI, opstr>;
149 def MFHI16_MM : MoveFromHILOMM<"mfhi", GPR32Opnd, AC0>, MFHILO_FM_MM16<0x10>;
150 def MFLO16_MM : MoveFromHILOMM<"mflo", GPR32Opnd, AC0>, MFHILO_FM_MM16<0x12>;
151 def MOVE16_MM : MoveMM16<"move", GPR32Opnd>, MOVE_FM_MM16<0x03>;
152 def JALR16_MM : JumpLinkRegMM16<"jalr", GPR32Opnd>, JALR_FM_MM16<0x0e>;
153 def JALRS16_MM : JumpLinkRegSMM16<"jalrs16", GPR32Opnd>, JALR_FM_MM16<0x0f>;
154 def JRADDIUSP : JumpRAddiuStackMM16, JRADDIUSP_FM_MM16<0x18>;
156 class WaitMM<string opstr> :
157 InstSE<(outs), (ins uimm10:$code_), !strconcat(opstr, "\t$code_"), [],
158 NoItinerary, FrmOther, opstr>;
160 let DecoderNamespace = "MicroMips", Predicates = [InMicroMips] in {
161 /// Compact Branch Instructions
162 def BEQZC_MM : CompactBranchMM<"beqzc", brtarget_mm, seteq, GPR32Opnd>,
163 COMPACT_BRANCH_FM_MM<0x7>;
164 def BNEZC_MM : CompactBranchMM<"bnezc", brtarget_mm, setne, GPR32Opnd>,
165 COMPACT_BRANCH_FM_MM<0x5>;
167 /// Arithmetic Instructions (ALU Immediate)
168 def ADDiu_MM : MMRel, ArithLogicI<"addiu", simm16, GPR32Opnd>,
170 def ADDi_MM : MMRel, ArithLogicI<"addi", simm16, GPR32Opnd>,
172 def SLTi_MM : MMRel, SetCC_I<"slti", setlt, simm16, immSExt16, GPR32Opnd>,
174 def SLTiu_MM : MMRel, SetCC_I<"sltiu", setult, simm16, immSExt16, GPR32Opnd>,
176 def ANDi_MM : MMRel, ArithLogicI<"andi", uimm16, GPR32Opnd>,
178 def ORi_MM : MMRel, ArithLogicI<"ori", uimm16, GPR32Opnd>,
180 def XORi_MM : MMRel, ArithLogicI<"xori", uimm16, GPR32Opnd>,
182 def LUi_MM : MMRel, LoadUpper<"lui", GPR32Opnd, uimm16>, LUI_FM_MM;
184 def LEA_ADDiu_MM : MMRel, EffectiveAddress<"addiu", GPR32Opnd>,
187 /// Arithmetic Instructions (3-Operand, R-Type)
188 def ADDu_MM : MMRel, ArithLogicR<"addu", GPR32Opnd>, ADD_FM_MM<0, 0x150>;
189 def SUBu_MM : MMRel, ArithLogicR<"subu", GPR32Opnd>, ADD_FM_MM<0, 0x1d0>;
190 def MUL_MM : MMRel, ArithLogicR<"mul", GPR32Opnd>, ADD_FM_MM<0, 0x210>;
191 def ADD_MM : MMRel, ArithLogicR<"add", GPR32Opnd>, ADD_FM_MM<0, 0x110>;
192 def SUB_MM : MMRel, ArithLogicR<"sub", GPR32Opnd>, ADD_FM_MM<0, 0x190>;
193 def SLT_MM : MMRel, SetCC_R<"slt", setlt, GPR32Opnd>, ADD_FM_MM<0, 0x350>;
194 def SLTu_MM : MMRel, SetCC_R<"sltu", setult, GPR32Opnd>,
196 def AND_MM : MMRel, ArithLogicR<"and", GPR32Opnd, 1, II_AND, and>,
198 def OR_MM : MMRel, ArithLogicR<"or", GPR32Opnd, 1, II_OR, or>,
200 def XOR_MM : MMRel, ArithLogicR<"xor", GPR32Opnd, 1, II_XOR, xor>,
202 def NOR_MM : MMRel, LogicNOR<"nor", GPR32Opnd>, ADD_FM_MM<0, 0x2d0>;
203 def MULT_MM : MMRel, Mult<"mult", II_MULT, GPR32Opnd, [HI0, LO0]>,
205 def MULTu_MM : MMRel, Mult<"multu", II_MULTU, GPR32Opnd, [HI0, LO0]>,
207 def SDIV_MM : MMRel, Div<"div", II_DIV, GPR32Opnd, [HI0, LO0]>,
209 def UDIV_MM : MMRel, Div<"divu", II_DIVU, GPR32Opnd, [HI0, LO0]>,
212 /// Shift Instructions
213 def SLL_MM : MMRel, shift_rotate_imm<"sll", uimm5, GPR32Opnd, II_SLL>,
215 def SRL_MM : MMRel, shift_rotate_imm<"srl", uimm5, GPR32Opnd, II_SRL>,
217 def SRA_MM : MMRel, shift_rotate_imm<"sra", uimm5, GPR32Opnd, II_SRA>,
219 def SLLV_MM : MMRel, shift_rotate_reg<"sllv", GPR32Opnd, II_SLLV>,
221 def SRLV_MM : MMRel, shift_rotate_reg<"srlv", GPR32Opnd, II_SRLV>,
223 def SRAV_MM : MMRel, shift_rotate_reg<"srav", GPR32Opnd, II_SRAV>,
225 def ROTR_MM : MMRel, shift_rotate_imm<"rotr", uimm5, GPR32Opnd, II_ROTR>,
227 def ROTRV_MM : MMRel, shift_rotate_reg<"rotrv", GPR32Opnd, II_ROTRV>,
230 /// Load and Store Instructions - aligned
231 let DecoderMethod = "DecodeMemMMImm16" in {
232 def LB_MM : Load<"lb", GPR32Opnd>, MMRel, LW_FM_MM<0x7>;
233 def LBu_MM : Load<"lbu", GPR32Opnd>, MMRel, LW_FM_MM<0x5>;
234 def LH_MM : Load<"lh", GPR32Opnd>, MMRel, LW_FM_MM<0xf>;
235 def LHu_MM : Load<"lhu", GPR32Opnd>, MMRel, LW_FM_MM<0xd>;
236 def LW_MM : Load<"lw", GPR32Opnd>, MMRel, LW_FM_MM<0x3f>;
237 def SB_MM : Store<"sb", GPR32Opnd>, MMRel, LW_FM_MM<0x6>;
238 def SH_MM : Store<"sh", GPR32Opnd>, MMRel, LW_FM_MM<0xe>;
239 def SW_MM : Store<"sw", GPR32Opnd>, MMRel, LW_FM_MM<0x3e>;
242 def LWU_MM : LoadMM<"lwu", GPR32Opnd, zextloadi32, II_LWU>, LL_FM_MM<0xe>;
244 /// Load and Store Instructions - unaligned
245 def LWL_MM : LoadLeftRightMM<"lwl", MipsLWL, GPR32Opnd, mem_mm_12>,
247 def LWR_MM : LoadLeftRightMM<"lwr", MipsLWR, GPR32Opnd, mem_mm_12>,
249 def SWL_MM : StoreLeftRightMM<"swl", MipsSWL, GPR32Opnd, mem_mm_12>,
251 def SWR_MM : StoreLeftRightMM<"swr", MipsSWR, GPR32Opnd, mem_mm_12>,
255 def MOVZ_I_MM : MMRel, CMov_I_I_FT<"movz", GPR32Opnd, GPR32Opnd,
256 NoItinerary>, ADD_FM_MM<0, 0x58>;
257 def MOVN_I_MM : MMRel, CMov_I_I_FT<"movn", GPR32Opnd, GPR32Opnd,
258 NoItinerary>, ADD_FM_MM<0, 0x18>;
259 def MOVT_I_MM : MMRel, CMov_F_I_FT<"movt", GPR32Opnd, II_MOVT>,
260 CMov_F_I_FM_MM<0x25>;
261 def MOVF_I_MM : MMRel, CMov_F_I_FT<"movf", GPR32Opnd, II_MOVF>,
264 /// Move to/from HI/LO
265 def MTHI_MM : MMRel, MoveToLOHI<"mthi", GPR32Opnd, [HI0]>,
267 def MTLO_MM : MMRel, MoveToLOHI<"mtlo", GPR32Opnd, [LO0]>,
269 def MFHI_MM : MMRel, MoveFromLOHI<"mfhi", GPR32Opnd, AC0>,
271 def MFLO_MM : MMRel, MoveFromLOHI<"mflo", GPR32Opnd, AC0>,
274 /// Multiply Add/Sub Instructions
275 def MADD_MM : MMRel, MArithR<"madd", II_MADD, 1>, MULT_FM_MM<0x32c>;
276 def MADDU_MM : MMRel, MArithR<"maddu", II_MADDU, 1>, MULT_FM_MM<0x36c>;
277 def MSUB_MM : MMRel, MArithR<"msub", II_MSUB>, MULT_FM_MM<0x3ac>;
278 def MSUBU_MM : MMRel, MArithR<"msubu", II_MSUBU>, MULT_FM_MM<0x3ec>;
281 def CLZ_MM : MMRel, CountLeading0<"clz", GPR32Opnd>, CLO_FM_MM<0x16c>,
283 def CLO_MM : MMRel, CountLeading1<"clo", GPR32Opnd>, CLO_FM_MM<0x12c>,
286 /// Sign Ext In Register Instructions.
287 def SEB_MM : MMRel, SignExtInReg<"seb", i8, GPR32Opnd, II_SEB>,
288 SEB_FM_MM<0x0ac>, ISA_MIPS32R2;
289 def SEH_MM : MMRel, SignExtInReg<"seh", i16, GPR32Opnd, II_SEH>,
290 SEB_FM_MM<0x0ec>, ISA_MIPS32R2;
292 /// Word Swap Bytes Within Halfwords
293 def WSBH_MM : MMRel, SubwordSwap<"wsbh", GPR32Opnd>, SEB_FM_MM<0x1ec>,
296 def EXT_MM : MMRel, ExtBase<"ext", GPR32Opnd, uimm5, MipsExt>,
298 def INS_MM : MMRel, InsBase<"ins", GPR32Opnd, uimm5, MipsIns>,
301 /// Jump Instructions
302 let DecoderMethod = "DecodeJumpTargetMM" in {
303 def J_MM : MMRel, JumpFJ<jmptarget_mm, "j", br, bb, "j">,
305 def JAL_MM : MMRel, JumpLink<"jal", calltarget_mm>, J_FM_MM<0x3d>;
307 def JR_MM : MMRel, IndirectBranch<"jr", GPR32Opnd>, JR_FM_MM<0x3c>;
308 def JALR_MM : JumpLinkReg<"jalr", GPR32Opnd>, JALR_FM_MM<0x03c>;
310 /// Jump Instructions - Short Delay Slot
311 def JALS_MM : JumpLinkMM<"jals", calltarget_mm>, J_FM_MM<0x1d>;
312 def JALRS_MM : JumpLinkRegMM<"jalrs", GPR32Opnd>, JALR_FM_MM<0x13c>;
314 /// Branch Instructions
315 def BEQ_MM : MMRel, CBranch<"beq", brtarget_mm, seteq, GPR32Opnd>,
317 def BNE_MM : MMRel, CBranch<"bne", brtarget_mm, setne, GPR32Opnd>,
319 def BGEZ_MM : MMRel, CBranchZero<"bgez", brtarget_mm, setge, GPR32Opnd>,
321 def BGTZ_MM : MMRel, CBranchZero<"bgtz", brtarget_mm, setgt, GPR32Opnd>,
323 def BLEZ_MM : MMRel, CBranchZero<"blez", brtarget_mm, setle, GPR32Opnd>,
325 def BLTZ_MM : MMRel, CBranchZero<"bltz", brtarget_mm, setlt, GPR32Opnd>,
327 def BGEZAL_MM : MMRel, BGEZAL_FT<"bgezal", brtarget_mm, GPR32Opnd>,
329 def BLTZAL_MM : MMRel, BGEZAL_FT<"bltzal", brtarget_mm, GPR32Opnd>,
332 /// Branch Instructions - Short Delay Slot
333 def BGEZALS_MM : BranchCompareToZeroLinkMM<"bgezals", brtarget_mm,
334 GPR32Opnd>, BGEZAL_FM_MM<0x13>;
335 def BLTZALS_MM : BranchCompareToZeroLinkMM<"bltzals", brtarget_mm,
336 GPR32Opnd>, BGEZAL_FM_MM<0x11>;
338 /// Control Instructions
339 def SYNC_MM : MMRel, SYNC_FT<"sync">, SYNC_FM_MM;
340 def BREAK_MM : MMRel, BRK_FT<"break">, BRK_FM_MM;
341 def SYSCALL_MM : MMRel, SYS_FT<"syscall">, SYS_FM_MM;
342 def WAIT_MM : WaitMM<"wait">, WAIT_FM_MM;
343 def ERET_MM : MMRel, ER_FT<"eret">, ER_FM_MM<0x3cd>;
344 def DERET_MM : MMRel, ER_FT<"deret">, ER_FM_MM<0x38d>;
345 def EI_MM : MMRel, DEI_FT<"ei", GPR32Opnd>, EI_FM_MM<0x15d>,
347 def DI_MM : MMRel, DEI_FT<"di", GPR32Opnd>, EI_FM_MM<0x11d>,
350 /// Trap Instructions
351 def TEQ_MM : MMRel, TEQ_FT<"teq", GPR32Opnd>, TEQ_FM_MM<0x0>;
352 def TGE_MM : MMRel, TEQ_FT<"tge", GPR32Opnd>, TEQ_FM_MM<0x08>;
353 def TGEU_MM : MMRel, TEQ_FT<"tgeu", GPR32Opnd>, TEQ_FM_MM<0x10>;
354 def TLT_MM : MMRel, TEQ_FT<"tlt", GPR32Opnd>, TEQ_FM_MM<0x20>;
355 def TLTU_MM : MMRel, TEQ_FT<"tltu", GPR32Opnd>, TEQ_FM_MM<0x28>;
356 def TNE_MM : MMRel, TEQ_FT<"tne", GPR32Opnd>, TEQ_FM_MM<0x30>;
358 def TEQI_MM : MMRel, TEQI_FT<"teqi", GPR32Opnd>, TEQI_FM_MM<0x0e>;
359 def TGEI_MM : MMRel, TEQI_FT<"tgei", GPR32Opnd>, TEQI_FM_MM<0x09>;
360 def TGEIU_MM : MMRel, TEQI_FT<"tgeiu", GPR32Opnd>, TEQI_FM_MM<0x0b>;
361 def TLTI_MM : MMRel, TEQI_FT<"tlti", GPR32Opnd>, TEQI_FM_MM<0x08>;
362 def TLTIU_MM : MMRel, TEQI_FT<"tltiu", GPR32Opnd>, TEQI_FM_MM<0x0a>;
363 def TNEI_MM : MMRel, TEQI_FT<"tnei", GPR32Opnd>, TEQI_FM_MM<0x0c>;
365 /// Load-linked, Store-conditional
366 def LL_MM : LLBaseMM<"ll", GPR32Opnd>, LL_FM_MM<0x3>;
367 def SC_MM : SCBaseMM<"sc", GPR32Opnd>, LL_FM_MM<0xb>;
369 def TLBP_MM : MMRel, TLB<"tlbp">, COP0_TLB_FM_MM<0x0d>;
370 def TLBR_MM : MMRel, TLB<"tlbr">, COP0_TLB_FM_MM<0x4d>;
371 def TLBWI_MM : MMRel, TLB<"tlbwi">, COP0_TLB_FM_MM<0x8d>;
372 def TLBWR_MM : MMRel, TLB<"tlbwr">, COP0_TLB_FM_MM<0xcd>;
375 //===----------------------------------------------------------------------===//
376 // MicroMips instruction aliases
377 //===----------------------------------------------------------------------===//
379 let Predicates = [InMicroMips] in {
380 def : MipsInstAlias<"wait", (WAIT_MM 0x0), 1>;