1 //===-- X86InstrFormats.td - X86 Instruction Formats -------*- tablegen -*-===//
3 // The LLVM Compiler Infrastructure
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
8 //===----------------------------------------------------------------------===//
10 //===----------------------------------------------------------------------===//
11 // X86 Instruction Format Definitions.
14 // Format specifies the encoding used by the instruction. This is part of the
15 // ad-hoc solution used to emit machine instruction encodings by our machine
17 class Format<bits<7> val> {
21 def Pseudo : Format<0>;
22 def RawFrm : Format<1>;
23 def AddRegFrm : Format<2>;
24 def RawFrmMemOffs : Format<3>;
25 def RawFrmSrc : Format<4>;
26 def RawFrmDst : Format<5>;
27 def RawFrmDstSrc : Format<6>;
28 def RawFrmImm8 : Format<7>;
29 def RawFrmImm16 : Format<8>;
30 def MRMDestMem : Format<32>;
31 def MRMSrcMem : Format<33>;
32 def MRMSrcMem4VOp3 : Format<34>;
33 def MRMSrcMemOp4 : Format<35>;
34 def MRMXm : Format<39>;
35 def MRM0m : Format<40>; def MRM1m : Format<41>; def MRM2m : Format<42>;
36 def MRM3m : Format<43>; def MRM4m : Format<44>; def MRM5m : Format<45>;
37 def MRM6m : Format<46>; def MRM7m : Format<47>;
38 def MRMDestReg : Format<48>;
39 def MRMSrcReg : Format<49>;
40 def MRMSrcReg4VOp3 : Format<50>;
41 def MRMSrcRegOp4 : Format<51>;
42 def MRMXr : Format<55>;
43 def MRM0r : Format<56>; def MRM1r : Format<57>; def MRM2r : Format<58>;
44 def MRM3r : Format<59>; def MRM4r : Format<60>; def MRM5r : Format<61>;
45 def MRM6r : Format<62>; def MRM7r : Format<63>;
46 def MRM_C0 : Format<64>; def MRM_C1 : Format<65>; def MRM_C2 : Format<66>;
47 def MRM_C3 : Format<67>; def MRM_C4 : Format<68>; def MRM_C5 : Format<69>;
48 def MRM_C6 : Format<70>; def MRM_C7 : Format<71>; def MRM_C8 : Format<72>;
49 def MRM_C9 : Format<73>; def MRM_CA : Format<74>; def MRM_CB : Format<75>;
50 def MRM_CC : Format<76>; def MRM_CD : Format<77>; def MRM_CE : Format<78>;
51 def MRM_CF : Format<79>; def MRM_D0 : Format<80>; def MRM_D1 : Format<81>;
52 def MRM_D2 : Format<82>; def MRM_D3 : Format<83>; def MRM_D4 : Format<84>;
53 def MRM_D5 : Format<85>; def MRM_D6 : Format<86>; def MRM_D7 : Format<87>;
54 def MRM_D8 : Format<88>; def MRM_D9 : Format<89>; def MRM_DA : Format<90>;
55 def MRM_DB : Format<91>; def MRM_DC : Format<92>; def MRM_DD : Format<93>;
56 def MRM_DE : Format<94>; def MRM_DF : Format<95>; def MRM_E0 : Format<96>;
57 def MRM_E1 : Format<97>; def MRM_E2 : Format<98>; def MRM_E3 : Format<99>;
58 def MRM_E4 : Format<100>; def MRM_E5 : Format<101>; def MRM_E6 : Format<102>;
59 def MRM_E7 : Format<103>; def MRM_E8 : Format<104>; def MRM_E9 : Format<105>;
60 def MRM_EA : Format<106>; def MRM_EB : Format<107>; def MRM_EC : Format<108>;
61 def MRM_ED : Format<109>; def MRM_EE : Format<110>; def MRM_EF : Format<111>;
62 def MRM_F0 : Format<112>; def MRM_F1 : Format<113>; def MRM_F2 : Format<114>;
63 def MRM_F3 : Format<115>; def MRM_F4 : Format<116>; def MRM_F5 : Format<117>;
64 def MRM_F6 : Format<118>; def MRM_F7 : Format<119>; def MRM_F8 : Format<120>;
65 def MRM_F9 : Format<121>; def MRM_FA : Format<122>; def MRM_FB : Format<123>;
66 def MRM_FC : Format<124>; def MRM_FD : Format<125>; def MRM_FE : Format<126>;
67 def MRM_FF : Format<127>;
69 // ImmType - This specifies the immediate type used by an instruction. This is
70 // part of the ad-hoc solution used to emit machine instruction encodings by our
71 // machine code emitter.
72 class ImmType<bits<4> val> {
75 def NoImm : ImmType<0>;
76 def Imm8 : ImmType<1>;
77 def Imm8PCRel : ImmType<2>;
78 def Imm8Reg : ImmType<3>; // Register encoded in [7:4].
79 def Imm16 : ImmType<4>;
80 def Imm16PCRel : ImmType<5>;
81 def Imm32 : ImmType<6>;
82 def Imm32PCRel : ImmType<7>;
83 def Imm32S : ImmType<8>;
84 def Imm64 : ImmType<9>;
86 // FPFormat - This specifies what form this FP instruction has. This is used by
87 // the Floating-Point stackifier pass.
88 class FPFormat<bits<3> val> {
91 def NotFP : FPFormat<0>;
92 def ZeroArgFP : FPFormat<1>;
93 def OneArgFP : FPFormat<2>;
94 def OneArgFPRW : FPFormat<3>;
95 def TwoArgFP : FPFormat<4>;
96 def CompareFP : FPFormat<5>;
97 def CondMovFP : FPFormat<6>;
98 def SpecialFP : FPFormat<7>;
100 // Class specifying the SSE execution domain, used by the SSEDomainFix pass.
101 // Keep in sync with tables in X86InstrInfo.cpp.
102 class Domain<bits<2> val> {
105 def GenericDomain : Domain<0>;
106 def SSEPackedSingle : Domain<1>;
107 def SSEPackedDouble : Domain<2>;
108 def SSEPackedInt : Domain<3>;
110 // Class specifying the vector form of the decompressed
111 // displacement of 8-bit.
112 class CD8VForm<bits<3> val> {
115 def CD8VF : CD8VForm<0>; // v := VL
116 def CD8VH : CD8VForm<1>; // v := VL/2
117 def CD8VQ : CD8VForm<2>; // v := VL/4
118 def CD8VO : CD8VForm<3>; // v := VL/8
119 // The tuple (subvector) forms.
120 def CD8VT1 : CD8VForm<4>; // v := 1
121 def CD8VT2 : CD8VForm<5>; // v := 2
122 def CD8VT4 : CD8VForm<6>; // v := 4
123 def CD8VT8 : CD8VForm<7>; // v := 8
125 // Class specifying the prefix used an opcode extension.
126 class Prefix<bits<3> val> {
129 def NoPrfx : Prefix<0>;
135 // Class specifying the opcode map.
136 class Map<bits<3> val> {
147 // Class specifying the encoding
148 class Encoding<bits<2> val> {
151 def EncNormal : Encoding<0>;
152 def EncVEX : Encoding<1>;
153 def EncXOP : Encoding<2>;
154 def EncEVEX : Encoding<3>;
156 // Operand size for encodings that change based on mode.
157 class OperandSize<bits<2> val> {
160 def OpSizeFixed : OperandSize<0>; // Never needs a 0x66 prefix.
161 def OpSize16 : OperandSize<1>; // Needs 0x66 prefix in 32-bit mode.
162 def OpSize32 : OperandSize<2>; // Needs 0x66 prefix in 16-bit mode.
163 def OpSizeIgnore : OperandSize<3>; // Takes 0x66 prefix, never emits.
165 // Address size for encodings that change based on mode.
166 class AddressSize<bits<2> val> {
169 def AdSizeX : AddressSize<0>; // Address size determined using addr operand.
170 def AdSize16 : AddressSize<1>; // Encodes a 16-bit address.
171 def AdSize32 : AddressSize<2>; // Encodes a 32-bit address.
172 def AdSize64 : AddressSize<3>; // Encodes a 64-bit address.
174 // Prefix byte classes which are used to indicate to the ad-hoc machine code
175 // emitter that various prefix bytes are required.
176 class OpSize16 { OperandSize OpSize = OpSize16; }
177 class OpSize32 { OperandSize OpSize = OpSize32; }
178 class OpSizeIgnore { OperandSize OpSize = OpSizeIgnore; }
179 class AdSize16 { AddressSize AdSize = AdSize16; }
180 class AdSize32 { AddressSize AdSize = AdSize32; }
181 class AdSize64 { AddressSize AdSize = AdSize64; }
182 class REX_W { bit hasREX_WPrefix = 1; }
183 class LOCK { bit hasLockPrefix = 1; }
184 class REP { bit hasREPPrefix = 1; }
185 class TB { Map OpMap = TB; }
186 class T8 { Map OpMap = T8; }
187 class TA { Map OpMap = TA; }
188 class XOP8 { Map OpMap = XOP8; Prefix OpPrefix = PS; }
189 class XOP9 { Map OpMap = XOP9; Prefix OpPrefix = PS; }
190 class XOPA { Map OpMap = XOPA; Prefix OpPrefix = PS; }
191 class OBXS { Prefix OpPrefix = XS; }
192 class PS : TB { Prefix OpPrefix = PS; }
193 class PD : TB { Prefix OpPrefix = PD; }
194 class XD : TB { Prefix OpPrefix = XD; }
195 class XS : TB { Prefix OpPrefix = XS; }
196 class T8PS : T8 { Prefix OpPrefix = PS; }
197 class T8PD : T8 { Prefix OpPrefix = PD; }
198 class T8XD : T8 { Prefix OpPrefix = XD; }
199 class T8XS : T8 { Prefix OpPrefix = XS; }
200 class TAPS : TA { Prefix OpPrefix = PS; }
201 class TAPD : TA { Prefix OpPrefix = PD; }
202 class TAXD : TA { Prefix OpPrefix = XD; }
203 class VEX { Encoding OpEnc = EncVEX; }
204 class VEX_W { bits<2> VEX_WPrefix = 1; }
205 class VEX_WIG { bits<2> VEX_WPrefix = 2; }
206 class VEX_4V : VEX { bit hasVEX_4V = 1; }
207 class VEX_L { bit hasVEX_L = 1; }
208 class VEX_LIG { bit ignoresVEX_L = 1; }
209 class EVEX : VEX { Encoding OpEnc = EncEVEX; }
210 class EVEX_4V : VEX_4V { Encoding OpEnc = EncEVEX; }
211 class EVEX_K { bit hasEVEX_K = 1; }
212 class EVEX_KZ : EVEX_K { bit hasEVEX_Z = 1; }
213 class EVEX_B { bit hasEVEX_B = 1; }
214 class EVEX_RC { bit hasEVEX_RC = 1; }
215 class EVEX_V512 { bit hasEVEX_L2 = 1; bit hasVEX_L = 0; }
216 class EVEX_V256 { bit hasEVEX_L2 = 0; bit hasVEX_L = 1; }
217 class EVEX_V128 { bit hasEVEX_L2 = 0; bit hasVEX_L = 0; }
219 // Specify AVX512 8-bit compressed displacement encoding based on the vector
220 // element size in bits (8, 16, 32, 64) and the CDisp8 form.
221 class EVEX_CD8<int esize, CD8VForm form> {
222 int CD8_EltSize = !srl(esize, 3);
223 bits<3> CD8_Form = form.Value;
226 class Has3DNow0F0FOpcode { bit has3DNow0F0FOpcode = 1; }
227 class XOP { Encoding OpEnc = EncXOP; }
228 class XOP_4V : XOP { bit hasVEX_4V = 1; }
230 // Specify the alternative register form instruction to replace the current
231 // instruction in case it was picked during generation of memory folding tables
232 class FoldGenData<string _RegisterForm> {
233 string FoldGenRegForm = _RegisterForm;
236 // Mark the instruction as "illegal to memory fold/unfold"
237 class NotMemoryFoldable { bit isMemoryFoldable = 0; }
239 class X86Inst<bits<8> opcod, Format f, ImmType i, dag outs, dag ins,
242 Domain d = GenericDomain>
244 let Namespace = "X86";
246 bits<8> Opcode = opcod;
248 bits<7> FormBits = Form.Value;
251 dag OutOperandList = outs;
252 dag InOperandList = ins;
253 string AsmString = AsmStr;
255 // If this is a pseudo instruction, mark it isCodeGenOnly.
256 let isCodeGenOnly = !eq(!cast<string>(f), "Pseudo");
258 let Itinerary = itin;
261 // Attributes specific to X86 instructions...
263 bit ForceDisassemble = 0; // Force instruction to disassemble even though it's
264 // isCodeGenonly. Needed to hide an ambiguous
265 // AsmString from the parser, but still disassemble.
267 OperandSize OpSize = OpSizeFixed; // Does this instruction's encoding change
268 // based on operand size of the mode?
269 bits<2> OpSizeBits = OpSize.Value;
270 AddressSize AdSize = AdSizeX; // Does this instruction's encoding change
271 // based on address size of the mode?
272 bits<2> AdSizeBits = AdSize.Value;
274 Prefix OpPrefix = NoPrfx; // Which prefix byte does this inst have?
275 bits<3> OpPrefixBits = OpPrefix.Value;
276 Map OpMap = OB; // Which opcode map does this inst have?
277 bits<3> OpMapBits = OpMap.Value;
278 bit hasREX_WPrefix = 0; // Does this inst require the REX.W prefix?
279 FPFormat FPForm = NotFP; // What flavor of FP instruction is this?
280 bit hasLockPrefix = 0; // Does this inst have a 0xF0 prefix?
281 Domain ExeDomain = d;
282 bit hasREPPrefix = 0; // Does this inst have a REP prefix?
283 Encoding OpEnc = EncNormal; // Encoding used by this instruction
284 bits<2> OpEncBits = OpEnc.Value;
285 bits<2> VEX_WPrefix = 0; // Does this inst set the VEX_W field?
286 bit hasVEX_4V = 0; // Does this inst require the VEX.VVVV field?
287 bit hasVEX_L = 0; // Does this inst use large (256-bit) registers?
288 bit ignoresVEX_L = 0; // Does this instruction ignore the L-bit
289 bit hasEVEX_K = 0; // Does this inst require masking?
290 bit hasEVEX_Z = 0; // Does this inst set the EVEX_Z field?
291 bit hasEVEX_L2 = 0; // Does this inst set the EVEX_L2 field?
292 bit hasEVEX_B = 0; // Does this inst set the EVEX_B field?
293 bits<3> CD8_Form = 0; // Compressed disp8 form - vector-width.
294 // Declare it int rather than bits<4> so that all bits are defined when
295 // assigning to bits<7>.
296 int CD8_EltSize = 0; // Compressed disp8 form - element-size in bytes.
297 bit has3DNow0F0FOpcode =0;// Wacky 3dNow! encoding?
298 bit hasEVEX_RC = 0; // Explicitly specified rounding control in FP instruction.
301 let EVEX_LL{0} = hasVEX_L;
302 let EVEX_LL{1} = hasEVEX_L2;
303 // Vector size in bytes.
304 bits<7> VectSize = !shl(16, EVEX_LL);
306 // The scaling factor for AVX512's compressed displacement is either
307 // - the size of a power-of-two number of elements or
308 // - the size of a single element for broadcasts or
309 // - the total vector size divided by a power-of-two number.
310 // Possible values are: 0 (non-AVX512 inst), 1, 2, 4, 8, 16, 32 and 64.
311 bits<7> CD8_Scale = !if (!eq (OpEnc.Value, EncEVEX.Value),
313 !shl(CD8_EltSize, CD8_Form{1-0}),
316 !srl(VectSize, CD8_Form{1-0}))), 0);
318 // Used in the memory folding generation (TableGen backend) to point to an alternative
319 // instruction to replace the current one in case it got picked during generation.
320 string FoldGenRegForm = ?;
322 bit isMemoryFoldable = 1; // Is it allowed to memory fold/unfold this instruction?
324 // TSFlags layout should be kept in sync with X86BaseInfo.h.
325 let TSFlags{6-0} = FormBits;
326 let TSFlags{8-7} = OpSizeBits;
327 let TSFlags{10-9} = AdSizeBits;
328 let TSFlags{13-11} = OpPrefixBits;
329 let TSFlags{16-14} = OpMapBits;
330 let TSFlags{17} = hasREX_WPrefix;
331 let TSFlags{21-18} = ImmT.Value;
332 let TSFlags{24-22} = FPForm.Value;
333 let TSFlags{25} = hasLockPrefix;
334 let TSFlags{26} = hasREPPrefix;
335 let TSFlags{28-27} = ExeDomain.Value;
336 let TSFlags{30-29} = OpEncBits;
337 let TSFlags{38-31} = Opcode;
338 // Currently no need for second bit in TSFlags - W Ignore is equivalent to 0.
339 let TSFlags{39} = VEX_WPrefix{0};
340 let TSFlags{40} = hasVEX_4V;
341 let TSFlags{41} = hasVEX_L;
342 let TSFlags{42} = hasEVEX_K;
343 let TSFlags{43} = hasEVEX_Z;
344 let TSFlags{44} = hasEVEX_L2;
345 let TSFlags{45} = hasEVEX_B;
346 // If we run out of TSFlags bits, it's possible to encode this in 3 bits.
347 let TSFlags{52-46} = CD8_Scale;
348 let TSFlags{53} = has3DNow0F0FOpcode;
349 let TSFlags{54} = hasEVEX_RC;
352 class PseudoI<dag oops, dag iops, list<dag> pattern,
353 InstrItinClass itin = NoItinerary>
354 : X86Inst<0, Pseudo, NoImm, oops, iops, "", itin> {
355 let Pattern = pattern;
358 class I<bits<8> o, Format f, dag outs, dag ins, string asm,
359 list<dag> pattern, InstrItinClass itin = NoItinerary,
360 Domain d = GenericDomain>
361 : X86Inst<o, f, NoImm, outs, ins, asm, itin, d> {
362 let Pattern = pattern;
365 class Ii8 <bits<8> o, Format f, dag outs, dag ins, string asm,
366 list<dag> pattern, InstrItinClass itin = NoItinerary,
367 Domain d = GenericDomain>
368 : X86Inst<o, f, Imm8, outs, ins, asm, itin, d> {
369 let Pattern = pattern;
372 class Ii8Reg<bits<8> o, Format f, dag outs, dag ins, string asm,
373 list<dag> pattern, InstrItinClass itin = NoItinerary,
374 Domain d = GenericDomain>
375 : X86Inst<o, f, Imm8Reg, outs, ins, asm, itin, d> {
376 let Pattern = pattern;
379 class Ii8PCRel<bits<8> o, Format f, dag outs, dag ins, string asm,
380 list<dag> pattern, InstrItinClass itin = NoItinerary>
381 : X86Inst<o, f, Imm8PCRel, outs, ins, asm, itin> {
382 let Pattern = pattern;
385 class Ii16<bits<8> o, Format f, dag outs, dag ins, string asm,
386 list<dag> pattern, InstrItinClass itin = NoItinerary>
387 : X86Inst<o, f, Imm16, outs, ins, asm, itin> {
388 let Pattern = pattern;
391 class Ii32<bits<8> o, Format f, dag outs, dag ins, string asm,
392 list<dag> pattern, InstrItinClass itin = NoItinerary>
393 : X86Inst<o, f, Imm32, outs, ins, asm, itin> {
394 let Pattern = pattern;
397 class Ii32S<bits<8> o, Format f, dag outs, dag ins, string asm,
398 list<dag> pattern, InstrItinClass itin = NoItinerary>
399 : X86Inst<o, f, Imm32S, outs, ins, asm, itin> {
400 let Pattern = pattern;
404 class Ii16PCRel<bits<8> o, Format f, dag outs, dag ins, string asm,
405 list<dag> pattern, InstrItinClass itin = NoItinerary>
406 : X86Inst<o, f, Imm16PCRel, outs, ins, asm, itin> {
407 let Pattern = pattern;
411 class Ii32PCRel<bits<8> o, Format f, dag outs, dag ins, string asm,
412 list<dag> pattern, InstrItinClass itin = NoItinerary>
413 : X86Inst<o, f, Imm32PCRel, outs, ins, asm, itin> {
414 let Pattern = pattern;
418 // FPStack Instruction Templates:
419 // FPI - Floating Point Instruction template.
420 class FPI<bits<8> o, Format F, dag outs, dag ins, string asm,
421 InstrItinClass itin = NoItinerary>
422 : I<o, F, outs, ins, asm, [], itin> {}
424 // FpI_ - Floating Point Pseudo Instruction template. Not Predicated.
425 class FpI_<dag outs, dag ins, FPFormat fp, list<dag> pattern,
426 InstrItinClass itin = NoItinerary>
427 : PseudoI<outs, ins, pattern, itin> {
431 // Templates for instructions that use a 16- or 32-bit segmented address as
432 // their only operand: lcall (FAR CALL) and ljmp (FAR JMP)
434 // Iseg16 - 16-bit segment selector, 16-bit offset
435 // Iseg32 - 16-bit segment selector, 32-bit offset
437 class Iseg16 <bits<8> o, Format f, dag outs, dag ins, string asm,
438 list<dag> pattern, InstrItinClass itin = NoItinerary>
439 : X86Inst<o, f, Imm16, outs, ins, asm, itin> {
440 let Pattern = pattern;
444 class Iseg32 <bits<8> o, Format f, dag outs, dag ins, string asm,
445 list<dag> pattern, InstrItinClass itin = NoItinerary>
446 : X86Inst<o, f, Imm32, outs, ins, asm, itin> {
447 let Pattern = pattern;
451 // SI - SSE 1 & 2 scalar instructions
452 class SI<bits<8> o, Format F, dag outs, dag ins, string asm,
453 list<dag> pattern, InstrItinClass itin = NoItinerary,
454 Domain d = GenericDomain>
455 : I<o, F, outs, ins, asm, pattern, itin, d> {
456 let Predicates = !if(!eq(OpEnc.Value, EncEVEX.Value), [HasAVX512],
457 !if(!eq(OpEnc.Value, EncVEX.Value), [UseAVX],
458 !if(!eq(OpPrefix.Value, XS.Value), [UseSSE1],
459 !if(!eq(OpPrefix.Value, XD.Value), [UseSSE2],
460 !if(!eq(OpPrefix.Value, PD.Value), [UseSSE2],
463 // AVX instructions have a 'v' prefix in the mnemonic
464 let AsmString = !if(!eq(OpEnc.Value, EncEVEX.Value), !strconcat("v", asm),
465 !if(!eq(OpEnc.Value, EncVEX.Value), !strconcat("v", asm),
469 // SI - SSE 1 & 2 scalar intrinsics - vex form available on AVX512
470 class SI_Int<bits<8> o, Format F, dag outs, dag ins, string asm,
471 list<dag> pattern, InstrItinClass itin = NoItinerary,
472 Domain d = GenericDomain>
473 : I<o, F, outs, ins, asm, pattern, itin, d> {
474 let Predicates = !if(!eq(OpEnc.Value, EncEVEX.Value), [HasAVX512],
475 !if(!eq(OpEnc.Value, EncVEX.Value), [UseAVX],
476 !if(!eq(OpPrefix.Value, XS.Value), [UseSSE1],
477 !if(!eq(OpPrefix.Value, XD.Value), [UseSSE2],
478 !if(!eq(OpPrefix.Value, PD.Value), [UseSSE2],
481 // AVX instructions have a 'v' prefix in the mnemonic
482 let AsmString = !if(!eq(OpEnc.Value, EncEVEX.Value), !strconcat("v", asm),
483 !if(!eq(OpEnc.Value, EncVEX.Value), !strconcat("v", asm),
486 // SIi8 - SSE 1 & 2 scalar instructions - vex form available on AVX512
487 class SIi8<bits<8> o, Format F, dag outs, dag ins, string asm,
488 list<dag> pattern, InstrItinClass itin = NoItinerary>
489 : Ii8<o, F, outs, ins, asm, pattern, itin> {
490 let Predicates = !if(!eq(OpEnc.Value, EncEVEX.Value), [HasAVX512],
491 !if(!eq(OpEnc.Value, EncVEX.Value), [HasAVX],
492 !if(!eq(OpPrefix.Value, XS.Value), [UseSSE1],
495 // AVX instructions have a 'v' prefix in the mnemonic
496 let AsmString = !if(!eq(OpEnc.Value, EncEVEX.Value), !strconcat("v", asm),
497 !if(!eq(OpEnc.Value, EncVEX.Value), !strconcat("v", asm),
501 // PI - SSE 1 & 2 packed instructions
502 class PI<bits<8> o, Format F, dag outs, dag ins, string asm, list<dag> pattern,
503 InstrItinClass itin, Domain d>
504 : I<o, F, outs, ins, asm, pattern, itin, d> {
505 let Predicates = !if(!eq(OpEnc.Value, EncEVEX.Value), [HasAVX512],
506 !if(!eq(OpEnc.Value, EncVEX.Value), [HasAVX],
507 !if(!eq(OpPrefix.Value, PD.Value), [UseSSE2],
510 // AVX instructions have a 'v' prefix in the mnemonic
511 let AsmString = !if(!eq(OpEnc.Value, EncEVEX.Value), !strconcat("v", asm),
512 !if(!eq(OpEnc.Value, EncVEX.Value), !strconcat("v", asm),
516 // MMXPI - SSE 1 & 2 packed instructions with MMX operands
517 class MMXPI<bits<8> o, Format F, dag outs, dag ins, string asm, list<dag> pattern,
518 InstrItinClass itin, Domain d>
519 : I<o, F, outs, ins, asm, pattern, itin, d> {
520 let Predicates = !if(!eq(OpPrefix.Value, PD.Value), [HasSSE2],
524 // PIi8 - SSE 1 & 2 packed instructions with immediate
525 class PIi8<bits<8> o, Format F, dag outs, dag ins, string asm,
526 list<dag> pattern, InstrItinClass itin, Domain d>
527 : Ii8<o, F, outs, ins, asm, pattern, itin, d> {
528 let Predicates = !if(!eq(OpEnc.Value, EncEVEX.Value), [HasAVX512],
529 !if(!eq(OpEnc.Value, EncVEX.Value), [HasAVX],
530 !if(!eq(OpPrefix.Value, PD.Value), [UseSSE2],
533 // AVX instructions have a 'v' prefix in the mnemonic
534 let AsmString = !if(!eq(OpEnc.Value, EncEVEX.Value), !strconcat("v", asm),
535 !if(!eq(OpEnc.Value, EncVEX.Value), !strconcat("v", asm),
539 // SSE1 Instruction Templates:
541 // SSI - SSE1 instructions with XS prefix.
542 // PSI - SSE1 instructions with PS prefix.
543 // PSIi8 - SSE1 instructions with ImmT == Imm8 and PS prefix.
544 // VSSI - SSE1 instructions with XS prefix in AVX form.
545 // VPSI - SSE1 instructions with PS prefix in AVX form, packed single.
547 class SSI<bits<8> o, Format F, dag outs, dag ins, string asm,
548 list<dag> pattern, InstrItinClass itin = NoItinerary>
549 : I<o, F, outs, ins, asm, pattern, itin>, XS, Requires<[UseSSE1]>;
550 class SSIi8<bits<8> o, Format F, dag outs, dag ins, string asm,
551 list<dag> pattern, InstrItinClass itin = NoItinerary>
552 : Ii8<o, F, outs, ins, asm, pattern, itin>, XS, Requires<[UseSSE1]>;
553 class PSI<bits<8> o, Format F, dag outs, dag ins, string asm,
554 list<dag> pattern, InstrItinClass itin = NoItinerary>
555 : I<o, F, outs, ins, asm, pattern, itin, SSEPackedSingle>, PS,
557 class PSIi8<bits<8> o, Format F, dag outs, dag ins, string asm,
558 list<dag> pattern, InstrItinClass itin = NoItinerary>
559 : Ii8<o, F, outs, ins, asm, pattern, itin, SSEPackedSingle>, PS,
561 class VSSI<bits<8> o, Format F, dag outs, dag ins, string asm,
562 list<dag> pattern, InstrItinClass itin = NoItinerary>
563 : I<o, F, outs, ins, !strconcat("v", asm), pattern, itin>, XS,
565 class VPSI<bits<8> o, Format F, dag outs, dag ins, string asm,
566 list<dag> pattern, InstrItinClass itin = NoItinerary>
567 : I<o, F, outs, ins, !strconcat("v", asm), pattern, itin, SSEPackedSingle>, PS,
570 // SSE2 Instruction Templates:
572 // SDI - SSE2 instructions with XD prefix.
573 // SDIi8 - SSE2 instructions with ImmT == Imm8 and XD prefix.
574 // S2SI - SSE2 instructions with XS prefix.
575 // SSDIi8 - SSE2 instructions with ImmT == Imm8 and XS prefix.
576 // PDI - SSE2 instructions with PD prefix, packed double domain.
577 // PDIi8 - SSE2 instructions with ImmT == Imm8 and PD prefix.
578 // VSDI - SSE2 scalar instructions with XD prefix in AVX form.
579 // VPDI - SSE2 vector instructions with PD prefix in AVX form,
580 // packed double domain.
581 // VS2I - SSE2 scalar instructions with PD prefix in AVX form.
582 // S2I - SSE2 scalar instructions with PD prefix.
583 // MMXSDIi8 - SSE2 instructions with ImmT == Imm8 and XD prefix as well as
585 // MMXSSDIi8 - SSE2 instructions with ImmT == Imm8 and XS prefix as well as
588 class SDI<bits<8> o, Format F, dag outs, dag ins, string asm,
589 list<dag> pattern, InstrItinClass itin = NoItinerary>
590 : I<o, F, outs, ins, asm, pattern, itin>, XD, Requires<[UseSSE2]>;
591 class SDIi8<bits<8> o, Format F, dag outs, dag ins, string asm,
592 list<dag> pattern, InstrItinClass itin = NoItinerary>
593 : Ii8<o, F, outs, ins, asm, pattern, itin>, XD, Requires<[UseSSE2]>;
594 class S2SI<bits<8> o, Format F, dag outs, dag ins, string asm,
595 list<dag> pattern, InstrItinClass itin = NoItinerary>
596 : I<o, F, outs, ins, asm, pattern, itin>, XS, Requires<[UseSSE2]>;
597 class S2SIi8<bits<8> o, Format F, dag outs, dag ins, string asm,
598 list<dag> pattern, InstrItinClass itin = NoItinerary>
599 : Ii8<o, F, outs, ins, asm, pattern>, XS, Requires<[UseSSE2]>;
600 class PDI<bits<8> o, Format F, dag outs, dag ins, string asm,
601 list<dag> pattern, InstrItinClass itin = NoItinerary>
602 : I<o, F, outs, ins, asm, pattern, itin, SSEPackedDouble>, PD,
604 class PDIi8<bits<8> o, Format F, dag outs, dag ins, string asm,
605 list<dag> pattern, InstrItinClass itin = NoItinerary>
606 : Ii8<o, F, outs, ins, asm, pattern, itin, SSEPackedDouble>, PD,
608 class VSDI<bits<8> o, Format F, dag outs, dag ins, string asm,
609 list<dag> pattern, InstrItinClass itin = NoItinerary>
610 : I<o, F, outs, ins, !strconcat("v", asm), pattern, itin>, XD,
612 class VS2SI<bits<8> o, Format F, dag outs, dag ins, string asm,
613 list<dag> pattern, InstrItinClass itin = NoItinerary>
614 : I<o, F, outs, ins, !strconcat("v", asm), pattern, itin>, XS,
616 class VPDI<bits<8> o, Format F, dag outs, dag ins, string asm,
617 list<dag> pattern, InstrItinClass itin = NoItinerary>
618 : I<o, F, outs, ins, !strconcat("v", asm), pattern, itin, SSEPackedDouble>,
619 PD, Requires<[HasAVX]>;
620 class VS2I<bits<8> o, Format F, dag outs, dag ins, string asm,
621 list<dag> pattern, InstrItinClass itin = NoItinerary>
622 : I<o, F, outs, ins, !strconcat("v", asm), pattern, itin>, PD,
624 class S2I<bits<8> o, Format F, dag outs, dag ins, string asm,
625 list<dag> pattern, InstrItinClass itin = NoItinerary>
626 : I<o, F, outs, ins, asm, pattern, itin>, PD, Requires<[UseSSE2]>;
627 class MMXSDIi8<bits<8> o, Format F, dag outs, dag ins, string asm,
628 list<dag> pattern, InstrItinClass itin = NoItinerary>
629 : Ii8<o, F, outs, ins, asm, pattern, itin>, XD, Requires<[HasSSE2]>;
630 class MMXS2SIi8<bits<8> o, Format F, dag outs, dag ins, string asm,
631 list<dag> pattern, InstrItinClass itin = NoItinerary>
632 : Ii8<o, F, outs, ins, asm, pattern>, XS, Requires<[HasSSE2]>;
634 // SSE3 Instruction Templates:
636 // S3I - SSE3 instructions with PD prefixes.
637 // S3SI - SSE3 instructions with XS prefix.
638 // S3DI - SSE3 instructions with XD prefix.
640 class S3SI<bits<8> o, Format F, dag outs, dag ins, string asm,
641 list<dag> pattern, InstrItinClass itin = NoItinerary>
642 : I<o, F, outs, ins, asm, pattern, itin, SSEPackedSingle>, XS,
644 class S3DI<bits<8> o, Format F, dag outs, dag ins, string asm,
645 list<dag> pattern, InstrItinClass itin = NoItinerary>
646 : I<o, F, outs, ins, asm, pattern, itin, SSEPackedDouble>, XD,
648 class S3I<bits<8> o, Format F, dag outs, dag ins, string asm,
649 list<dag> pattern, InstrItinClass itin = NoItinerary>
650 : I<o, F, outs, ins, asm, pattern, itin, SSEPackedDouble>, PD,
654 // SSSE3 Instruction Templates:
656 // SS38I - SSSE3 instructions with T8 prefix.
657 // SS3AI - SSSE3 instructions with TA prefix.
658 // MMXSS38I - SSSE3 instructions with T8 prefix and MMX operands.
659 // MMXSS3AI - SSSE3 instructions with TA prefix and MMX operands.
661 // Note: SSSE3 instructions have 64-bit and 128-bit versions. The 64-bit version
662 // uses the MMX registers. The 64-bit versions are grouped with the MMX
663 // classes. They need to be enabled even if AVX is enabled.
665 class SS38I<bits<8> o, Format F, dag outs, dag ins, string asm,
666 list<dag> pattern, InstrItinClass itin = NoItinerary>
667 : I<o, F, outs, ins, asm, pattern, itin, SSEPackedInt>, T8PD,
668 Requires<[UseSSSE3]>;
669 class SS3AI<bits<8> o, Format F, dag outs, dag ins, string asm,
670 list<dag> pattern, InstrItinClass itin = NoItinerary>
671 : Ii8<o, F, outs, ins, asm, pattern, itin, SSEPackedInt>, TAPD,
672 Requires<[UseSSSE3]>;
673 class MMXSS38I<bits<8> o, Format F, dag outs, dag ins, string asm,
674 list<dag> pattern, InstrItinClass itin = NoItinerary>
675 : I<o, F, outs, ins, asm, pattern, itin, SSEPackedInt>, T8PS,
676 Requires<[HasSSSE3]>;
677 class MMXSS3AI<bits<8> o, Format F, dag outs, dag ins, string asm,
678 list<dag> pattern, InstrItinClass itin = NoItinerary>
679 : Ii8<o, F, outs, ins, asm, pattern, itin, SSEPackedInt>, TAPS,
680 Requires<[HasSSSE3]>;
682 // SSE4.1 Instruction Templates:
684 // SS48I - SSE 4.1 instructions with T8 prefix.
685 // SS41AIi8 - SSE 4.1 instructions with TA prefix and ImmT == Imm8.
687 class SS48I<bits<8> o, Format F, dag outs, dag ins, string asm,
688 list<dag> pattern, InstrItinClass itin = NoItinerary>
689 : I<o, F, outs, ins, asm, pattern, itin, SSEPackedInt>, T8PD,
690 Requires<[UseSSE41]>;
691 class SS4AIi8<bits<8> o, Format F, dag outs, dag ins, string asm,
692 list<dag> pattern, InstrItinClass itin = NoItinerary>
693 : Ii8<o, F, outs, ins, asm, pattern, itin, SSEPackedInt>, TAPD,
694 Requires<[UseSSE41]>;
696 // SSE4.2 Instruction Templates:
698 // SS428I - SSE 4.2 instructions with T8 prefix.
699 class SS428I<bits<8> o, Format F, dag outs, dag ins, string asm,
700 list<dag> pattern, InstrItinClass itin = NoItinerary>
701 : I<o, F, outs, ins, asm, pattern, itin, SSEPackedInt>, T8PD,
702 Requires<[UseSSE42]>;
704 // SS42FI - SSE 4.2 instructions with T8XD prefix.
705 // NOTE: 'HasSSE42' is used as SS42FI is only used for CRC32 insns.
706 class SS42FI<bits<8> o, Format F, dag outs, dag ins, string asm,
707 list<dag> pattern, InstrItinClass itin = NoItinerary>
708 : I<o, F, outs, ins, asm, pattern, itin>, T8XD, Requires<[HasSSE42]>;
710 // SS42AI = SSE 4.2 instructions with TA prefix
711 class SS42AI<bits<8> o, Format F, dag outs, dag ins, string asm,
712 list<dag> pattern, InstrItinClass itin = NoItinerary>
713 : Ii8<o, F, outs, ins, asm, pattern, itin, SSEPackedInt>, TAPD,
714 Requires<[UseSSE42]>;
716 // AVX Instruction Templates:
717 // Instructions introduced in AVX (no SSE equivalent forms)
719 // AVX8I - AVX instructions with T8PD prefix.
720 // AVXAIi8 - AVX instructions with TAPD prefix and ImmT = Imm8.
721 class AVX8I<bits<8> o, Format F, dag outs, dag ins, string asm,
722 list<dag> pattern, InstrItinClass itin = NoItinerary>
723 : I<o, F, outs, ins, asm, pattern, itin, SSEPackedInt>, T8PD,
725 class AVXAIi8<bits<8> o, Format F, dag outs, dag ins, string asm,
726 list<dag> pattern, InstrItinClass itin = NoItinerary>
727 : Ii8<o, F, outs, ins, asm, pattern, itin, SSEPackedInt>, TAPD,
730 // AVX2 Instruction Templates:
731 // Instructions introduced in AVX2 (no SSE equivalent forms)
733 // AVX28I - AVX2 instructions with T8PD prefix.
734 // AVX2AIi8 - AVX2 instructions with TAPD prefix and ImmT = Imm8.
735 class AVX28I<bits<8> o, Format F, dag outs, dag ins, string asm,
736 list<dag> pattern, InstrItinClass itin = NoItinerary>
737 : I<o, F, outs, ins, asm, pattern, itin, SSEPackedInt>, T8PD,
739 class AVX2AIi8<bits<8> o, Format F, dag outs, dag ins, string asm,
740 list<dag> pattern, InstrItinClass itin = NoItinerary>
741 : Ii8<o, F, outs, ins, asm, pattern, itin, SSEPackedInt>, TAPD,
745 // AVX-512 Instruction Templates:
746 // Instructions introduced in AVX-512 (no SSE equivalent forms)
748 // AVX5128I - AVX-512 instructions with T8PD prefix.
749 // AVX512AIi8 - AVX-512 instructions with TAPD prefix and ImmT = Imm8.
750 // AVX512PDI - AVX-512 instructions with PD, double packed.
751 // AVX512PSI - AVX-512 instructions with PS, single packed.
752 // AVX512XS8I - AVX-512 instructions with T8 and XS prefixes.
753 // AVX512XSI - AVX-512 instructions with XS prefix, generic domain.
754 // AVX512BI - AVX-512 instructions with PD, int packed domain.
755 // AVX512SI - AVX-512 scalar instructions with PD prefix.
757 class AVX5128I<bits<8> o, Format F, dag outs, dag ins, string asm,
758 list<dag> pattern, InstrItinClass itin = NoItinerary>
759 : I<o, F, outs, ins, asm, pattern, itin, SSEPackedInt>, T8PD,
760 Requires<[HasAVX512]>;
761 class AVX5128IBase : T8PD {
762 Domain ExeDomain = SSEPackedInt;
764 class AVX512XS8I<bits<8> o, Format F, dag outs, dag ins, string asm,
765 list<dag> pattern, InstrItinClass itin = NoItinerary>
766 : I<o, F, outs, ins, asm, pattern, itin, SSEPackedInt>, T8XS,
767 Requires<[HasAVX512]>;
768 class AVX512XSI<bits<8> o, Format F, dag outs, dag ins, string asm,
769 list<dag> pattern, InstrItinClass itin = NoItinerary>
770 : I<o, F, outs, ins, asm, pattern, itin>, XS,
771 Requires<[HasAVX512]>;
772 class AVX512XDI<bits<8> o, Format F, dag outs, dag ins, string asm,
773 list<dag> pattern, InstrItinClass itin = NoItinerary>
774 : I<o, F, outs, ins, asm, pattern, itin, SSEPackedInt>, XD,
775 Requires<[HasAVX512]>;
776 class AVX512BI<bits<8> o, Format F, dag outs, dag ins, string asm,
777 list<dag> pattern, InstrItinClass itin = NoItinerary>
778 : I<o, F, outs, ins, asm, pattern, itin, SSEPackedInt>, PD,
779 Requires<[HasAVX512]>;
780 class AVX512BIBase : PD {
781 Domain ExeDomain = SSEPackedInt;
783 class AVX512BIi8<bits<8> o, Format F, dag outs, dag ins, string asm,
784 list<dag> pattern, InstrItinClass itin = NoItinerary>
785 : Ii8<o, F, outs, ins, asm, pattern, itin, SSEPackedInt>, PD,
786 Requires<[HasAVX512]>;
787 class AVX512BIi8Base : PD {
788 Domain ExeDomain = SSEPackedInt;
791 class AVX512XSIi8Base : XS {
792 Domain ExeDomain = SSEPackedInt;
795 class AVX512XDIi8Base : XD {
796 Domain ExeDomain = SSEPackedInt;
799 class AVX512PSIi8Base : PS {
800 Domain ExeDomain = SSEPackedSingle;
803 class AVX512PDIi8Base : PD {
804 Domain ExeDomain = SSEPackedDouble;
807 class AVX512AIi8<bits<8> o, Format F, dag outs, dag ins, string asm,
808 list<dag> pattern, InstrItinClass itin = NoItinerary>
809 : Ii8<o, F, outs, ins, asm, pattern, itin, SSEPackedInt>, TAPD,
810 Requires<[HasAVX512]>;
811 class AVX512AIi8Base : TAPD {
814 class AVX512Ii8<bits<8> o, Format F, dag outs, dag ins, string asm,
815 list<dag> pattern, InstrItinClass itin = NoItinerary>
816 : Ii8<o, F, outs, ins, asm, pattern, itin, SSEPackedInt>,
817 Requires<[HasAVX512]>;
818 class AVX512PDI<bits<8> o, Format F, dag outs, dag ins, string asm,
819 list<dag> pattern, InstrItinClass itin = NoItinerary>
820 : I<o, F, outs, ins, asm, pattern, itin, SSEPackedDouble>, PD,
821 Requires<[HasAVX512]>;
822 class AVX512PSI<bits<8> o, Format F, dag outs, dag ins, string asm,
823 list<dag> pattern, InstrItinClass itin = NoItinerary>
824 : I<o, F, outs, ins, asm, pattern, itin, SSEPackedSingle>, PS,
825 Requires<[HasAVX512]>;
826 class AVX512PIi8<bits<8> o, Format F, dag outs, dag ins, string asm,
827 list<dag> pattern, Domain d, InstrItinClass itin = NoItinerary>
828 : Ii8<o, F, outs, ins, asm, pattern, itin, d>, Requires<[HasAVX512]>;
829 class AVX512PI<bits<8> o, Format F, dag outs, dag ins, string asm,
830 list<dag> pattern, Domain d, InstrItinClass itin = NoItinerary>
831 : I<o, F, outs, ins, asm, pattern, itin, d>, Requires<[HasAVX512]>;
832 class AVX512FMA3S<bits<8> o, Format F, dag outs, dag ins, string asm,
833 list<dag>pattern, InstrItinClass itin = NoItinerary>
834 : I<o, F, outs, ins, asm, pattern, itin>, T8PD,
835 EVEX_4V, Requires<[HasAVX512]>;
836 class AVX512FMA3Base : T8PD, EVEX_4V;
838 class AVX512<bits<8> o, Format F, dag outs, dag ins, string asm,
839 list<dag>pattern, InstrItinClass itin = NoItinerary>
840 : I<o, F, outs, ins, asm, pattern, itin>, Requires<[HasAVX512]>;
842 // AES Instruction Templates:
845 // These use the same encoding as the SSE4.2 T8 and TA encodings.
846 class AES8I<bits<8> o, Format F, dag outs, dag ins, string asm,
847 list<dag>pattern, InstrItinClass itin = IIC_AES>
848 : I<o, F, outs, ins, asm, pattern, itin, SSEPackedInt>, T8PD,
849 Requires<[NoAVX, HasAES]>;
851 class AESAI<bits<8> o, Format F, dag outs, dag ins, string asm,
852 list<dag> pattern, InstrItinClass itin = NoItinerary>
853 : Ii8<o, F, outs, ins, asm, pattern, itin, SSEPackedInt>, TAPD,
854 Requires<[NoAVX, HasAES]>;
856 // PCLMUL Instruction Templates
857 class PCLMULIi8<bits<8> o, Format F, dag outs, dag ins, string asm,
858 list<dag>pattern, InstrItinClass itin = NoItinerary>
859 : Ii8<o, F, outs, ins, asm, pattern, itin, SSEPackedInt>, TAPD;
861 // FMA3 Instruction Templates
862 class FMA3<bits<8> o, Format F, dag outs, dag ins, string asm,
863 list<dag>pattern, InstrItinClass itin = NoItinerary>
864 : I<o, F, outs, ins, asm, pattern, itin>, T8PD,
865 VEX_4V, FMASC, Requires<[HasFMA, NoFMA4, NoVLX]>;
866 class FMA3S<bits<8> o, Format F, dag outs, dag ins, string asm,
867 list<dag>pattern, InstrItinClass itin = NoItinerary>
868 : I<o, F, outs, ins, asm, pattern, itin>, T8PD,
869 VEX_4V, FMASC, Requires<[HasFMA, NoFMA4, NoAVX512]>;
870 class FMA3S_Int<bits<8> o, Format F, dag outs, dag ins, string asm,
871 list<dag>pattern, InstrItinClass itin = NoItinerary>
872 : I<o, F, outs, ins, asm, pattern, itin>, T8PD,
873 VEX_4V, FMASC, Requires<[HasFMA, NoAVX512]>;
875 // FMA4 Instruction Templates
876 class FMA4<bits<8> o, Format F, dag outs, dag ins, string asm,
877 list<dag>pattern, InstrItinClass itin = NoItinerary>
878 : Ii8Reg<o, F, outs, ins, asm, pattern, itin>, TAPD,
879 VEX_4V, FMASC, Requires<[HasFMA4, NoVLX]>;
880 class FMA4S<bits<8> o, Format F, dag outs, dag ins, string asm,
881 list<dag>pattern, InstrItinClass itin = NoItinerary>
882 : Ii8Reg<o, F, outs, ins, asm, pattern, itin>, TAPD,
883 VEX_4V, FMASC, Requires<[HasFMA4, NoAVX512]>;
884 class FMA4S_Int<bits<8> o, Format F, dag outs, dag ins, string asm,
885 list<dag>pattern, InstrItinClass itin = NoItinerary>
886 : Ii8Reg<o, F, outs, ins, asm, pattern, itin>, TAPD,
887 VEX_4V, FMASC, Requires<[HasFMA4]>;
889 // XOP 2, 3 and 4 Operand Instruction Template
890 class IXOP<bits<8> o, Format F, dag outs, dag ins, string asm,
891 list<dag> pattern, InstrItinClass itin = NoItinerary>
892 : I<o, F, outs, ins, asm, pattern, itin, SSEPackedDouble>,
893 XOP9, Requires<[HasXOP]>;
895 // XOP 2 and 3 Operand Instruction Templates with imm byte
896 class IXOPi8<bits<8> o, Format F, dag outs, dag ins, string asm,
897 list<dag> pattern, InstrItinClass itin = NoItinerary>
898 : Ii8<o, F, outs, ins, asm, pattern, itin, SSEPackedDouble>,
899 XOP8, Requires<[HasXOP]>;
900 // XOP 4 Operand Instruction Templates with imm byte
901 class IXOPi8Reg<bits<8> o, Format F, dag outs, dag ins, string asm,
902 list<dag> pattern, InstrItinClass itin = NoItinerary>
903 : Ii8Reg<o, F, outs, ins, asm, pattern, itin, SSEPackedDouble>,
904 XOP8, Requires<[HasXOP]>;
906 // XOP 5 operand instruction (VEX encoding!)
907 class IXOP5<bits<8> o, Format F, dag outs, dag ins, string asm,
908 list<dag>pattern, InstrItinClass itin = NoItinerary>
909 : Ii8Reg<o, F, outs, ins, asm, pattern, itin, SSEPackedInt>, TAPD,
910 VEX_4V, Requires<[HasXOP]>;
912 // X86-64 Instruction templates...
915 class RI<bits<8> o, Format F, dag outs, dag ins, string asm,
916 list<dag> pattern, InstrItinClass itin = NoItinerary>
917 : I<o, F, outs, ins, asm, pattern, itin>, REX_W;
918 class RIi8 <bits<8> o, Format F, dag outs, dag ins, string asm,
919 list<dag> pattern, InstrItinClass itin = NoItinerary>
920 : Ii8<o, F, outs, ins, asm, pattern, itin>, REX_W;
921 class RIi16 <bits<8> o, Format F, dag outs, dag ins, string asm,
922 list<dag> pattern, InstrItinClass itin = NoItinerary>
923 : Ii16<o, F, outs, ins, asm, pattern, itin>, REX_W;
924 class RIi32 <bits<8> o, Format F, dag outs, dag ins, string asm,
925 list<dag> pattern, InstrItinClass itin = NoItinerary>
926 : Ii32<o, F, outs, ins, asm, pattern, itin>, REX_W;
927 class RIi32S <bits<8> o, Format F, dag outs, dag ins, string asm,
928 list<dag> pattern, InstrItinClass itin = NoItinerary>
929 : Ii32S<o, F, outs, ins, asm, pattern, itin>, REX_W;
931 class RIi64<bits<8> o, Format f, dag outs, dag ins, string asm,
932 list<dag> pattern, InstrItinClass itin = NoItinerary>
933 : X86Inst<o, f, Imm64, outs, ins, asm, itin>, REX_W {
934 let Pattern = pattern;
938 class RIi64_NOREX<bits<8> o, Format f, dag outs, dag ins, string asm,
939 list<dag> pattern, InstrItinClass itin = NoItinerary>
940 : X86Inst<o, f, Imm64, outs, ins, asm, itin> {
941 let Pattern = pattern;
945 class RS2I<bits<8> o, Format F, dag outs, dag ins, string asm,
946 list<dag> pattern, InstrItinClass itin = NoItinerary>
947 : S2I<o, F, outs, ins, asm, pattern, itin>, REX_W;
948 class VRS2I<bits<8> o, Format F, dag outs, dag ins, string asm,
949 list<dag> pattern, InstrItinClass itin = NoItinerary>
950 : VS2I<o, F, outs, ins, asm, pattern, itin>, VEX_W;
952 // MMX Instruction templates
955 // MMXI - MMX instructions with TB prefix.
956 // MMXI32 - MMX instructions with TB prefix valid only in 32 bit mode.
957 // MMXI64 - MMX instructions with TB prefix valid only in 64 bit mode.
958 // MMX2I - MMX / SSE2 instructions with PD prefix.
959 // MMXIi8 - MMX instructions with ImmT == Imm8 and PS prefix.
960 // MMXIi8 - MMX instructions with ImmT == Imm8 and PS prefix.
961 // MMXID - MMX instructions with XD prefix.
962 // MMXIS - MMX instructions with XS prefix.
963 class MMXI<bits<8> o, Format F, dag outs, dag ins, string asm,
964 list<dag> pattern, InstrItinClass itin = NoItinerary>
965 : I<o, F, outs, ins, asm, pattern, itin>, PS, Requires<[HasMMX]>;
966 class MMXI32<bits<8> o, Format F, dag outs, dag ins, string asm,
967 list<dag> pattern, InstrItinClass itin = NoItinerary>
968 : I<o, F, outs, ins, asm, pattern, itin>, PS, Requires<[HasMMX,Not64BitMode]>;
969 class MMXI64<bits<8> o, Format F, dag outs, dag ins, string asm,
970 list<dag> pattern, InstrItinClass itin = NoItinerary>
971 : I<o, F, outs, ins, asm, pattern, itin>, PS, Requires<[HasMMX,In64BitMode]>;
972 class MMXRI<bits<8> o, Format F, dag outs, dag ins, string asm,
973 list<dag> pattern, InstrItinClass itin = NoItinerary>
974 : I<o, F, outs, ins, asm, pattern, itin>, PS, REX_W, Requires<[HasMMX]>;
975 class MMX2I<bits<8> o, Format F, dag outs, dag ins, string asm,
976 list<dag> pattern, InstrItinClass itin = NoItinerary>
977 : I<o, F, outs, ins, asm, pattern, itin>, PD, Requires<[HasMMX]>;
978 class MMXIi8<bits<8> o, Format F, dag outs, dag ins, string asm,
979 list<dag> pattern, InstrItinClass itin = NoItinerary>
980 : Ii8<o, F, outs, ins, asm, pattern, itin>, PS, Requires<[HasMMX]>;
981 class MMXID<bits<8> o, Format F, dag outs, dag ins, string asm,
982 list<dag> pattern, InstrItinClass itin = NoItinerary>
983 : Ii8<o, F, outs, ins, asm, pattern, itin>, XD, Requires<[HasMMX]>;
984 class MMXIS<bits<8> o, Format F, dag outs, dag ins, string asm,
985 list<dag> pattern, InstrItinClass itin = NoItinerary>
986 : Ii8<o, F, outs, ins, asm, pattern, itin>, XS, Requires<[HasMMX]>;