1 def addrimm12 : ComplexPattern<iPTR, 2, "selectIntAddrMM", [frameindex]>;
3 def simm12 : Operand<i32> {
4 let DecoderMethod = "DecodeSimm12";
7 def mem_mm_12 : Operand<i32> {
8 let PrintMethod = "printMemOperand";
9 let MIOperandInfo = (ops GPR32, simm12);
10 let EncoderMethod = "getMemEncodingMMImm12";
11 let ParserMatchClass = MipsMemAsmOperand;
12 let OperandType = "OPERAND_MEMORY";
15 def jmptarget_mm : Operand<OtherVT> {
16 let EncoderMethod = "getJumpTargetOpValueMM";
19 def calltarget_mm : Operand<iPTR> {
20 let EncoderMethod = "getJumpTargetOpValueMM";
23 def brtarget_mm : Operand<OtherVT> {
24 let EncoderMethod = "getBranchTargetOpValueMM";
25 let OperandType = "OPERAND_PCREL";
26 let DecoderMethod = "DecodeBranchTargetMM";
29 class CompactBranchMM<string opstr, DAGOperand opnd, PatFrag cond_op,
31 InstSE<(outs), (ins RO:$rs, opnd:$offset),
32 !strconcat(opstr, "\t$rs, $offset"), [], IIBranch, FrmI> {
39 let canFoldAsLoad = 1 in
40 class LoadLeftRightMM<string opstr, SDNode OpNode, RegisterOperand RO,
42 InstSE<(outs RO:$rt), (ins MemOpnd:$addr, RO:$src),
43 !strconcat(opstr, "\t$rt, $addr"),
44 [(set RO:$rt, (OpNode addrimm12:$addr, RO:$src))],
46 let DecoderMethod = "DecodeMemMMImm12";
47 string Constraints = "$src = $rt";
50 class StoreLeftRightMM<string opstr, SDNode OpNode, RegisterOperand RO,
52 InstSE<(outs), (ins RO:$rt, MemOpnd:$addr),
53 !strconcat(opstr, "\t$rt, $addr"),
54 [(OpNode RO:$rt, addrimm12:$addr)], NoItinerary, FrmI> {
55 let DecoderMethod = "DecodeMemMMImm12";
58 class LLBaseMM<string opstr, RegisterOperand RO> :
59 InstSE<(outs RO:$rt), (ins mem_mm_12:$addr),
60 !strconcat(opstr, "\t$rt, $addr"), [], NoItinerary, FrmI> {
61 let DecoderMethod = "DecodeMemMMImm12";
65 class SCBaseMM<string opstr, RegisterOperand RO> :
66 InstSE<(outs RO:$dst), (ins RO:$rt, mem_mm_12:$addr),
67 !strconcat(opstr, "\t$rt, $addr"), [], NoItinerary, FrmI> {
68 let DecoderMethod = "DecodeMemMMImm12";
70 let Constraints = "$rt = $dst";
73 class LoadMM<string opstr, DAGOperand RO, SDPatternOperator OpNode = null_frag,
74 InstrItinClass Itin = NoItinerary> :
75 InstSE<(outs RO:$rt), (ins mem_mm_12:$addr),
76 !strconcat(opstr, "\t$rt, $addr"),
77 [(set RO:$rt, (OpNode addrimm12:$addr))], Itin, FrmI> {
78 let DecoderMethod = "DecodeMemMMImm12";
79 let canFoldAsLoad = 1;
83 class MoveFromHILOMM<string opstr, RegisterOperand RO, Register UseReg> :
84 MicroMipsInst16<(outs RO:$rd), (ins), !strconcat(opstr, "\t$rd"),
85 [], II_MFHI_MFLO, FrmR> {
87 let hasSideEffects = 0;
90 class MoveMM16<string opstr, RegisterOperand RO, bit isComm = 0,
91 InstrItinClass Itin = NoItinerary> :
92 MicroMipsInst16<(outs RO:$rd), (ins RO:$rs),
93 !strconcat(opstr, "\t$rd, $rs"), [], Itin, FrmR> {
94 let isCommutable = isComm;
95 let isReMaterializable = 1;
98 // 16-bit Jump and Link (Call)
99 class JumpLinkRegMM16<string opstr, RegisterOperand RO> :
100 MicroMipsInst16<(outs), (ins RO:$rs), !strconcat(opstr, "\t$rs"),
101 [(MipsJmpLink RO:$rs)], IIBranch, FrmR> {
103 let hasDelaySlot = 1;
107 // MicroMIPS Jump and Link (Call) - Short Delay Slot
108 let isCall = 1, hasDelaySlot = 1, Defs = [RA] in {
109 class JumpLinkMM<string opstr, DAGOperand opnd> :
110 InstSE<(outs), (ins opnd:$target), !strconcat(opstr, "\t$target"),
111 [], IIBranch, FrmJ, opstr> {
112 let DecoderMethod = "DecodeJumpTargetMM";
115 class JumpLinkRegMM<string opstr, RegisterOperand RO>:
116 InstSE<(outs RO:$rd), (ins RO:$rs), !strconcat(opstr, "\t$rd, $rs"),
119 class BranchCompareToZeroLinkMM<string opstr, DAGOperand opnd,
120 RegisterOperand RO> :
121 InstSE<(outs), (ins RO:$rs, opnd:$offset),
122 !strconcat(opstr, "\t$rs, $offset"), [], IIBranch, FrmI, opstr>;
125 def MFHI16_MM : MoveFromHILOMM<"mfhi", GPR32Opnd, AC0>, MFHILO_FM_MM16<0x10>;
126 def MFLO16_MM : MoveFromHILOMM<"mflo", GPR32Opnd, AC0>, MFHILO_FM_MM16<0x12>;
127 def MOVE16_MM : MoveMM16<"move", GPR32Opnd>, MOVE_FM_MM16<0x03>;
128 def JALR16_MM : JumpLinkRegMM16<"jalr", GPR32Opnd>, JALR_FM_MM16<0x0e>;
130 class WaitMM<string opstr> :
131 InstSE<(outs), (ins uimm10:$code_), !strconcat(opstr, "\t$code_"), [],
132 NoItinerary, FrmOther, opstr>;
134 let DecoderNamespace = "MicroMips", Predicates = [InMicroMips] in {
135 /// Compact Branch Instructions
136 def BEQZC_MM : CompactBranchMM<"beqzc", brtarget_mm, seteq, GPR32Opnd>,
137 COMPACT_BRANCH_FM_MM<0x7>;
138 def BNEZC_MM : CompactBranchMM<"bnezc", brtarget_mm, setne, GPR32Opnd>,
139 COMPACT_BRANCH_FM_MM<0x5>;
141 /// Arithmetic Instructions (ALU Immediate)
142 def ADDiu_MM : MMRel, ArithLogicI<"addiu", simm16, GPR32Opnd>,
144 def ADDi_MM : MMRel, ArithLogicI<"addi", simm16, GPR32Opnd>,
146 def SLTi_MM : MMRel, SetCC_I<"slti", setlt, simm16, immSExt16, GPR32Opnd>,
148 def SLTiu_MM : MMRel, SetCC_I<"sltiu", setult, simm16, immSExt16, GPR32Opnd>,
150 def ANDi_MM : MMRel, ArithLogicI<"andi", uimm16, GPR32Opnd>,
152 def ORi_MM : MMRel, ArithLogicI<"ori", uimm16, GPR32Opnd>,
154 def XORi_MM : MMRel, ArithLogicI<"xori", uimm16, GPR32Opnd>,
156 def LUi_MM : MMRel, LoadUpper<"lui", GPR32Opnd, uimm16>, LUI_FM_MM;
158 def LEA_ADDiu_MM : MMRel, EffectiveAddress<"addiu", GPR32Opnd>,
161 /// Arithmetic Instructions (3-Operand, R-Type)
162 def ADDu_MM : MMRel, ArithLogicR<"addu", GPR32Opnd>, ADD_FM_MM<0, 0x150>;
163 def SUBu_MM : MMRel, ArithLogicR<"subu", GPR32Opnd>, ADD_FM_MM<0, 0x1d0>;
164 def MUL_MM : MMRel, ArithLogicR<"mul", GPR32Opnd>, ADD_FM_MM<0, 0x210>;
165 def ADD_MM : MMRel, ArithLogicR<"add", GPR32Opnd>, ADD_FM_MM<0, 0x110>;
166 def SUB_MM : MMRel, ArithLogicR<"sub", GPR32Opnd>, ADD_FM_MM<0, 0x190>;
167 def SLT_MM : MMRel, SetCC_R<"slt", setlt, GPR32Opnd>, ADD_FM_MM<0, 0x350>;
168 def SLTu_MM : MMRel, SetCC_R<"sltu", setult, GPR32Opnd>,
170 def AND_MM : MMRel, ArithLogicR<"and", GPR32Opnd, 1, II_AND, and>,
172 def OR_MM : MMRel, ArithLogicR<"or", GPR32Opnd, 1, II_OR, or>,
174 def XOR_MM : MMRel, ArithLogicR<"xor", GPR32Opnd, 1, II_XOR, xor>,
176 def NOR_MM : MMRel, LogicNOR<"nor", GPR32Opnd>, ADD_FM_MM<0, 0x2d0>;
177 def MULT_MM : MMRel, Mult<"mult", II_MULT, GPR32Opnd, [HI0, LO0]>,
179 def MULTu_MM : MMRel, Mult<"multu", II_MULTU, GPR32Opnd, [HI0, LO0]>,
181 def SDIV_MM : MMRel, Div<"div", II_DIV, GPR32Opnd, [HI0, LO0]>,
183 def UDIV_MM : MMRel, Div<"divu", II_DIVU, GPR32Opnd, [HI0, LO0]>,
186 /// Shift Instructions
187 def SLL_MM : MMRel, shift_rotate_imm<"sll", uimm5, GPR32Opnd, II_SLL>,
189 def SRL_MM : MMRel, shift_rotate_imm<"srl", uimm5, GPR32Opnd, II_SRL>,
191 def SRA_MM : MMRel, shift_rotate_imm<"sra", uimm5, GPR32Opnd, II_SRA>,
193 def SLLV_MM : MMRel, shift_rotate_reg<"sllv", GPR32Opnd, II_SLLV>,
195 def SRLV_MM : MMRel, shift_rotate_reg<"srlv", GPR32Opnd, II_SRLV>,
197 def SRAV_MM : MMRel, shift_rotate_reg<"srav", GPR32Opnd, II_SRAV>,
199 def ROTR_MM : MMRel, shift_rotate_imm<"rotr", uimm5, GPR32Opnd, II_ROTR>,
201 def ROTRV_MM : MMRel, shift_rotate_reg<"rotrv", GPR32Opnd, II_ROTRV>,
204 /// Load and Store Instructions - aligned
205 let DecoderMethod = "DecodeMemMMImm16" in {
206 def LB_MM : Load<"lb", GPR32Opnd>, MMRel, LW_FM_MM<0x7>;
207 def LBu_MM : Load<"lbu", GPR32Opnd>, MMRel, LW_FM_MM<0x5>;
208 def LH_MM : Load<"lh", GPR32Opnd>, MMRel, LW_FM_MM<0xf>;
209 def LHu_MM : Load<"lhu", GPR32Opnd>, MMRel, LW_FM_MM<0xd>;
210 def LW_MM : Load<"lw", GPR32Opnd>, MMRel, LW_FM_MM<0x3f>;
211 def SB_MM : Store<"sb", GPR32Opnd>, MMRel, LW_FM_MM<0x6>;
212 def SH_MM : Store<"sh", GPR32Opnd>, MMRel, LW_FM_MM<0xe>;
213 def SW_MM : Store<"sw", GPR32Opnd>, MMRel, LW_FM_MM<0x3e>;
216 def LWU_MM : LoadMM<"lwu", GPR32Opnd, zextloadi32, II_LWU>, LL_FM_MM<0xe>;
218 /// Load and Store Instructions - unaligned
219 def LWL_MM : LoadLeftRightMM<"lwl", MipsLWL, GPR32Opnd, mem_mm_12>,
221 def LWR_MM : LoadLeftRightMM<"lwr", MipsLWR, GPR32Opnd, mem_mm_12>,
223 def SWL_MM : StoreLeftRightMM<"swl", MipsSWL, GPR32Opnd, mem_mm_12>,
225 def SWR_MM : StoreLeftRightMM<"swr", MipsSWR, GPR32Opnd, mem_mm_12>,
229 def MOVZ_I_MM : MMRel, CMov_I_I_FT<"movz", GPR32Opnd, GPR32Opnd,
230 NoItinerary>, ADD_FM_MM<0, 0x58>;
231 def MOVN_I_MM : MMRel, CMov_I_I_FT<"movn", GPR32Opnd, GPR32Opnd,
232 NoItinerary>, ADD_FM_MM<0, 0x18>;
233 def MOVT_I_MM : MMRel, CMov_F_I_FT<"movt", GPR32Opnd, II_MOVT>,
234 CMov_F_I_FM_MM<0x25>;
235 def MOVF_I_MM : MMRel, CMov_F_I_FT<"movf", GPR32Opnd, II_MOVF>,
238 /// Move to/from HI/LO
239 def MTHI_MM : MMRel, MoveToLOHI<"mthi", GPR32Opnd, [HI0]>,
241 def MTLO_MM : MMRel, MoveToLOHI<"mtlo", GPR32Opnd, [LO0]>,
243 def MFHI_MM : MMRel, MoveFromLOHI<"mfhi", GPR32Opnd, AC0>,
245 def MFLO_MM : MMRel, MoveFromLOHI<"mflo", GPR32Opnd, AC0>,
248 /// Multiply Add/Sub Instructions
249 def MADD_MM : MMRel, MArithR<"madd", II_MADD, 1>, MULT_FM_MM<0x32c>;
250 def MADDU_MM : MMRel, MArithR<"maddu", II_MADDU, 1>, MULT_FM_MM<0x36c>;
251 def MSUB_MM : MMRel, MArithR<"msub", II_MSUB>, MULT_FM_MM<0x3ac>;
252 def MSUBU_MM : MMRel, MArithR<"msubu", II_MSUBU>, MULT_FM_MM<0x3ec>;
255 def CLZ_MM : MMRel, CountLeading0<"clz", GPR32Opnd>, CLO_FM_MM<0x16c>,
257 def CLO_MM : MMRel, CountLeading1<"clo", GPR32Opnd>, CLO_FM_MM<0x12c>,
260 /// Sign Ext In Register Instructions.
261 def SEB_MM : MMRel, SignExtInReg<"seb", i8, GPR32Opnd, II_SEB>,
262 SEB_FM_MM<0x0ac>, ISA_MIPS32R2;
263 def SEH_MM : MMRel, SignExtInReg<"seh", i16, GPR32Opnd, II_SEH>,
264 SEB_FM_MM<0x0ec>, ISA_MIPS32R2;
266 /// Word Swap Bytes Within Halfwords
267 def WSBH_MM : MMRel, SubwordSwap<"wsbh", GPR32Opnd>, SEB_FM_MM<0x1ec>,
270 def EXT_MM : MMRel, ExtBase<"ext", GPR32Opnd, uimm5, MipsExt>,
272 def INS_MM : MMRel, InsBase<"ins", GPR32Opnd, uimm5, MipsIns>,
275 /// Jump Instructions
276 let DecoderMethod = "DecodeJumpTargetMM" in {
277 def J_MM : MMRel, JumpFJ<jmptarget_mm, "j", br, bb, "j">,
279 def JAL_MM : MMRel, JumpLink<"jal", calltarget_mm>, J_FM_MM<0x3d>;
281 def JR_MM : MMRel, IndirectBranch<"jr", GPR32Opnd>, JR_FM_MM<0x3c>;
282 def JALR_MM : JumpLinkReg<"jalr", GPR32Opnd>, JALR_FM_MM<0x03c>;
284 /// Jump Instructions - Short Delay Slot
285 def JALS_MM : JumpLinkMM<"jals", calltarget_mm>, J_FM_MM<0x1d>;
286 def JALRS_MM : JumpLinkRegMM<"jalrs", GPR32Opnd>, JALR_FM_MM<0x13c>;
288 /// Branch Instructions
289 def BEQ_MM : MMRel, CBranch<"beq", brtarget_mm, seteq, GPR32Opnd>,
291 def BNE_MM : MMRel, CBranch<"bne", brtarget_mm, setne, GPR32Opnd>,
293 def BGEZ_MM : MMRel, CBranchZero<"bgez", brtarget_mm, setge, GPR32Opnd>,
295 def BGTZ_MM : MMRel, CBranchZero<"bgtz", brtarget_mm, setgt, GPR32Opnd>,
297 def BLEZ_MM : MMRel, CBranchZero<"blez", brtarget_mm, setle, GPR32Opnd>,
299 def BLTZ_MM : MMRel, CBranchZero<"bltz", brtarget_mm, setlt, GPR32Opnd>,
301 def BGEZAL_MM : MMRel, BGEZAL_FT<"bgezal", brtarget_mm, GPR32Opnd>,
303 def BLTZAL_MM : MMRel, BGEZAL_FT<"bltzal", brtarget_mm, GPR32Opnd>,
306 /// Branch Instructions - Short Delay Slot
307 def BGEZALS_MM : BranchCompareToZeroLinkMM<"bgezals", brtarget_mm,
308 GPR32Opnd>, BGEZAL_FM_MM<0x13>;
309 def BLTZALS_MM : BranchCompareToZeroLinkMM<"bltzals", brtarget_mm,
310 GPR32Opnd>, BGEZAL_FM_MM<0x11>;
312 /// Control Instructions
313 def SYNC_MM : MMRel, SYNC_FT<"sync">, SYNC_FM_MM;
314 def BREAK_MM : MMRel, BRK_FT<"break">, BRK_FM_MM;
315 def SYSCALL_MM : MMRel, SYS_FT<"syscall">, SYS_FM_MM;
316 def WAIT_MM : WaitMM<"wait">, WAIT_FM_MM;
317 def ERET_MM : MMRel, ER_FT<"eret">, ER_FM_MM<0x3cd>;
318 def DERET_MM : MMRel, ER_FT<"deret">, ER_FM_MM<0x38d>;
319 def EI_MM : MMRel, DEI_FT<"ei", GPR32Opnd>, EI_FM_MM<0x15d>,
321 def DI_MM : MMRel, DEI_FT<"di", GPR32Opnd>, EI_FM_MM<0x11d>,
324 /// Trap Instructions
325 def TEQ_MM : MMRel, TEQ_FT<"teq", GPR32Opnd>, TEQ_FM_MM<0x0>;
326 def TGE_MM : MMRel, TEQ_FT<"tge", GPR32Opnd>, TEQ_FM_MM<0x08>;
327 def TGEU_MM : MMRel, TEQ_FT<"tgeu", GPR32Opnd>, TEQ_FM_MM<0x10>;
328 def TLT_MM : MMRel, TEQ_FT<"tlt", GPR32Opnd>, TEQ_FM_MM<0x20>;
329 def TLTU_MM : MMRel, TEQ_FT<"tltu", GPR32Opnd>, TEQ_FM_MM<0x28>;
330 def TNE_MM : MMRel, TEQ_FT<"tne", GPR32Opnd>, TEQ_FM_MM<0x30>;
332 def TEQI_MM : MMRel, TEQI_FT<"teqi", GPR32Opnd>, TEQI_FM_MM<0x0e>;
333 def TGEI_MM : MMRel, TEQI_FT<"tgei", GPR32Opnd>, TEQI_FM_MM<0x09>;
334 def TGEIU_MM : MMRel, TEQI_FT<"tgeiu", GPR32Opnd>, TEQI_FM_MM<0x0b>;
335 def TLTI_MM : MMRel, TEQI_FT<"tlti", GPR32Opnd>, TEQI_FM_MM<0x08>;
336 def TLTIU_MM : MMRel, TEQI_FT<"tltiu", GPR32Opnd>, TEQI_FM_MM<0x0a>;
337 def TNEI_MM : MMRel, TEQI_FT<"tnei", GPR32Opnd>, TEQI_FM_MM<0x0c>;
339 /// Load-linked, Store-conditional
340 def LL_MM : LLBaseMM<"ll", GPR32Opnd>, LL_FM_MM<0x3>;
341 def SC_MM : SCBaseMM<"sc", GPR32Opnd>, LL_FM_MM<0xb>;
343 def TLBP_MM : MMRel, TLB<"tlbp">, COP0_TLB_FM_MM<0x0d>;
344 def TLBR_MM : MMRel, TLB<"tlbr">, COP0_TLB_FM_MM<0x4d>;
345 def TLBWI_MM : MMRel, TLB<"tlbwi">, COP0_TLB_FM_MM<0x8d>;
346 def TLBWR_MM : MMRel, TLB<"tlbwr">, COP0_TLB_FM_MM<0xcd>;
349 //===----------------------------------------------------------------------===//
350 // MicroMips instruction aliases
351 //===----------------------------------------------------------------------===//
353 let Predicates = [InMicroMips] in {
354 def : MipsInstAlias<"wait", (WAIT_MM 0x0), 1>;