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; }
218 class NOTRACK { bit hasNoTrackPrefix = 1; }
220 // Specify AVX512 8-bit compressed displacement encoding based on the vector
221 // element size in bits (8, 16, 32, 64) and the CDisp8 form.
222 class EVEX_CD8<int esize, CD8VForm form> {
223 int CD8_EltSize = !srl(esize, 3);
224 bits<3> CD8_Form = form.Value;
227 class Has3DNow0F0FOpcode { bit has3DNow0F0FOpcode = 1; }
228 class XOP { Encoding OpEnc = EncXOP; }
229 class XOP_4V : XOP { bit hasVEX_4V = 1; }
231 // Specify the alternative register form instruction to replace the current
232 // instruction in case it was picked during generation of memory folding tables
233 class FoldGenData<string _RegisterForm> {
234 string FoldGenRegForm = _RegisterForm;
237 // Mark the instruction as "illegal to memory fold/unfold"
238 class NotMemoryFoldable { bit isMemoryFoldable = 0; }
240 class X86Inst<bits<8> opcod, Format f, ImmType i, dag outs, dag ins,
243 Domain d = GenericDomain>
245 let Namespace = "X86";
247 bits<8> Opcode = opcod;
249 bits<7> FormBits = Form.Value;
252 dag OutOperandList = outs;
253 dag InOperandList = ins;
254 string AsmString = AsmStr;
256 // If this is a pseudo instruction, mark it isCodeGenOnly.
257 let isCodeGenOnly = !eq(!cast<string>(f), "Pseudo");
259 let Itinerary = itin;
262 // Attributes specific to X86 instructions...
264 bit ForceDisassemble = 0; // Force instruction to disassemble even though it's
265 // isCodeGenonly. Needed to hide an ambiguous
266 // AsmString from the parser, but still disassemble.
268 OperandSize OpSize = OpSizeFixed; // Does this instruction's encoding change
269 // based on operand size of the mode?
270 bits<2> OpSizeBits = OpSize.Value;
271 AddressSize AdSize = AdSizeX; // Does this instruction's encoding change
272 // based on address size of the mode?
273 bits<2> AdSizeBits = AdSize.Value;
275 Prefix OpPrefix = NoPrfx; // Which prefix byte does this inst have?
276 bits<3> OpPrefixBits = OpPrefix.Value;
277 Map OpMap = OB; // Which opcode map does this inst have?
278 bits<3> OpMapBits = OpMap.Value;
279 bit hasREX_WPrefix = 0; // Does this inst require the REX.W prefix?
280 FPFormat FPForm = NotFP; // What flavor of FP instruction is this?
281 bit hasLockPrefix = 0; // Does this inst have a 0xF0 prefix?
282 Domain ExeDomain = d;
283 bit hasREPPrefix = 0; // Does this inst have a REP prefix?
284 Encoding OpEnc = EncNormal; // Encoding used by this instruction
285 bits<2> OpEncBits = OpEnc.Value;
286 bits<2> VEX_WPrefix = 0; // Does this inst set the VEX_W field?
287 bit hasVEX_4V = 0; // Does this inst require the VEX.VVVV field?
288 bit hasVEX_L = 0; // Does this inst use large (256-bit) registers?
289 bit ignoresVEX_L = 0; // Does this instruction ignore the L-bit
290 bit hasEVEX_K = 0; // Does this inst require masking?
291 bit hasEVEX_Z = 0; // Does this inst set the EVEX_Z field?
292 bit hasEVEX_L2 = 0; // Does this inst set the EVEX_L2 field?
293 bit hasEVEX_B = 0; // Does this inst set the EVEX_B field?
294 bits<3> CD8_Form = 0; // Compressed disp8 form - vector-width.
295 // Declare it int rather than bits<4> so that all bits are defined when
296 // assigning to bits<7>.
297 int CD8_EltSize = 0; // Compressed disp8 form - element-size in bytes.
298 bit has3DNow0F0FOpcode =0;// Wacky 3dNow! encoding?
299 bit hasEVEX_RC = 0; // Explicitly specified rounding control in FP instruction.
300 bit hasNoTrackPrefix = 0; // Does this inst has 0x3E (NoTrack) prefix?
303 let EVEX_LL{0} = hasVEX_L;
304 let EVEX_LL{1} = hasEVEX_L2;
305 // Vector size in bytes.
306 bits<7> VectSize = !shl(16, EVEX_LL);
308 // The scaling factor for AVX512's compressed displacement is either
309 // - the size of a power-of-two number of elements or
310 // - the size of a single element for broadcasts or
311 // - the total vector size divided by a power-of-two number.
312 // Possible values are: 0 (non-AVX512 inst), 1, 2, 4, 8, 16, 32 and 64.
313 bits<7> CD8_Scale = !if (!eq (OpEnc.Value, EncEVEX.Value),
315 !shl(CD8_EltSize, CD8_Form{1-0}),
318 !srl(VectSize, CD8_Form{1-0}))), 0);
320 // Used in the memory folding generation (TableGen backend) to point to an alternative
321 // instruction to replace the current one in case it got picked during generation.
322 string FoldGenRegForm = ?;
324 bit isMemoryFoldable = 1; // Is it allowed to memory fold/unfold this instruction?
326 // TSFlags layout should be kept in sync with X86BaseInfo.h.
327 let TSFlags{6-0} = FormBits;
328 let TSFlags{8-7} = OpSizeBits;
329 let TSFlags{10-9} = AdSizeBits;
330 let TSFlags{13-11} = OpPrefixBits;
331 let TSFlags{16-14} = OpMapBits;
332 let TSFlags{17} = hasREX_WPrefix;
333 let TSFlags{21-18} = ImmT.Value;
334 let TSFlags{24-22} = FPForm.Value;
335 let TSFlags{25} = hasLockPrefix;
336 let TSFlags{26} = hasREPPrefix;
337 let TSFlags{28-27} = ExeDomain.Value;
338 let TSFlags{30-29} = OpEncBits;
339 let TSFlags{38-31} = Opcode;
340 // Currently no need for second bit in TSFlags - W Ignore is equivalent to 0.
341 let TSFlags{39} = VEX_WPrefix{0};
342 let TSFlags{40} = hasVEX_4V;
343 let TSFlags{41} = hasVEX_L;
344 let TSFlags{42} = hasEVEX_K;
345 let TSFlags{43} = hasEVEX_Z;
346 let TSFlags{44} = hasEVEX_L2;
347 let TSFlags{45} = hasEVEX_B;
348 // If we run out of TSFlags bits, it's possible to encode this in 3 bits.
349 let TSFlags{52-46} = CD8_Scale;
350 let TSFlags{53} = has3DNow0F0FOpcode;
351 let TSFlags{54} = hasEVEX_RC;
352 let TSFlags{55} = hasNoTrackPrefix;
355 class PseudoI<dag oops, dag iops, list<dag> pattern,
356 InstrItinClass itin = NoItinerary>
357 : X86Inst<0, Pseudo, NoImm, oops, iops, "", itin> {
358 let Pattern = pattern;
361 class I<bits<8> o, Format f, dag outs, dag ins, string asm,
362 list<dag> pattern, InstrItinClass itin = NoItinerary,
363 Domain d = GenericDomain>
364 : X86Inst<o, f, NoImm, outs, ins, asm, itin, d> {
365 let Pattern = pattern;
368 class Ii8 <bits<8> o, Format f, dag outs, dag ins, string asm,
369 list<dag> pattern, InstrItinClass itin = NoItinerary,
370 Domain d = GenericDomain>
371 : X86Inst<o, f, Imm8, outs, ins, asm, itin, d> {
372 let Pattern = pattern;
375 class Ii8Reg<bits<8> o, Format f, dag outs, dag ins, string asm,
376 list<dag> pattern, InstrItinClass itin = NoItinerary,
377 Domain d = GenericDomain>
378 : X86Inst<o, f, Imm8Reg, outs, ins, asm, itin, d> {
379 let Pattern = pattern;
382 class Ii8PCRel<bits<8> o, Format f, dag outs, dag ins, string asm,
383 list<dag> pattern, InstrItinClass itin = NoItinerary>
384 : X86Inst<o, f, Imm8PCRel, outs, ins, asm, itin> {
385 let Pattern = pattern;
388 class Ii16<bits<8> o, Format f, dag outs, dag ins, string asm,
389 list<dag> pattern, InstrItinClass itin = NoItinerary>
390 : X86Inst<o, f, Imm16, outs, ins, asm, itin> {
391 let Pattern = pattern;
394 class Ii32<bits<8> o, Format f, dag outs, dag ins, string asm,
395 list<dag> pattern, InstrItinClass itin = NoItinerary>
396 : X86Inst<o, f, Imm32, outs, ins, asm, itin> {
397 let Pattern = pattern;
400 class Ii32S<bits<8> o, Format f, dag outs, dag ins, string asm,
401 list<dag> pattern, InstrItinClass itin = NoItinerary>
402 : X86Inst<o, f, Imm32S, outs, ins, asm, itin> {
403 let Pattern = pattern;
407 class Ii16PCRel<bits<8> o, Format f, dag outs, dag ins, string asm,
408 list<dag> pattern, InstrItinClass itin = NoItinerary>
409 : X86Inst<o, f, Imm16PCRel, outs, ins, asm, itin> {
410 let Pattern = pattern;
414 class Ii32PCRel<bits<8> o, Format f, dag outs, dag ins, string asm,
415 list<dag> pattern, InstrItinClass itin = NoItinerary>
416 : X86Inst<o, f, Imm32PCRel, outs, ins, asm, itin> {
417 let Pattern = pattern;
421 // FPStack Instruction Templates:
422 // FPI - Floating Point Instruction template.
423 class FPI<bits<8> o, Format F, dag outs, dag ins, string asm,
424 InstrItinClass itin = NoItinerary>
425 : I<o, F, outs, ins, asm, [], itin> {}
427 // FpI_ - Floating Point Pseudo Instruction template. Not Predicated.
428 class FpI_<dag outs, dag ins, FPFormat fp, list<dag> pattern,
429 InstrItinClass itin = NoItinerary>
430 : PseudoI<outs, ins, pattern, itin> {
434 // Templates for instructions that use a 16- or 32-bit segmented address as
435 // their only operand: lcall (FAR CALL) and ljmp (FAR JMP)
437 // Iseg16 - 16-bit segment selector, 16-bit offset
438 // Iseg32 - 16-bit segment selector, 32-bit offset
440 class Iseg16 <bits<8> o, Format f, dag outs, dag ins, string asm,
441 list<dag> pattern, InstrItinClass itin = NoItinerary>
442 : X86Inst<o, f, Imm16, outs, ins, asm, itin> {
443 let Pattern = pattern;
447 class Iseg32 <bits<8> o, Format f, dag outs, dag ins, string asm,
448 list<dag> pattern, InstrItinClass itin = NoItinerary>
449 : X86Inst<o, f, Imm32, outs, ins, asm, itin> {
450 let Pattern = pattern;
454 // SI - SSE 1 & 2 scalar instructions
455 class SI<bits<8> o, Format F, dag outs, dag ins, string asm,
456 list<dag> pattern, InstrItinClass itin = NoItinerary,
457 Domain d = GenericDomain>
458 : I<o, F, outs, ins, asm, pattern, itin, d> {
459 let Predicates = !if(!eq(OpEnc.Value, EncEVEX.Value), [HasAVX512],
460 !if(!eq(OpEnc.Value, EncVEX.Value), [UseAVX],
461 !if(!eq(OpPrefix.Value, XS.Value), [UseSSE1],
462 !if(!eq(OpPrefix.Value, XD.Value), [UseSSE2],
463 !if(!eq(OpPrefix.Value, PD.Value), [UseSSE2],
466 // AVX instructions have a 'v' prefix in the mnemonic
467 let AsmString = !if(!eq(OpEnc.Value, EncEVEX.Value), !strconcat("v", asm),
468 !if(!eq(OpEnc.Value, EncVEX.Value), !strconcat("v", asm),
472 // SI - SSE 1 & 2 scalar intrinsics - vex form available on AVX512
473 class SI_Int<bits<8> o, Format F, dag outs, dag ins, string asm,
474 list<dag> pattern, InstrItinClass itin = NoItinerary,
475 Domain d = GenericDomain>
476 : I<o, F, outs, ins, asm, pattern, itin, d> {
477 let Predicates = !if(!eq(OpEnc.Value, EncEVEX.Value), [HasAVX512],
478 !if(!eq(OpEnc.Value, EncVEX.Value), [UseAVX],
479 !if(!eq(OpPrefix.Value, XS.Value), [UseSSE1],
480 !if(!eq(OpPrefix.Value, XD.Value), [UseSSE2],
481 !if(!eq(OpPrefix.Value, PD.Value), [UseSSE2],
484 // AVX instructions have a 'v' prefix in the mnemonic
485 let AsmString = !if(!eq(OpEnc.Value, EncEVEX.Value), !strconcat("v", asm),
486 !if(!eq(OpEnc.Value, EncVEX.Value), !strconcat("v", asm),
489 // SIi8 - SSE 1 & 2 scalar instructions - vex form available on AVX512
490 class SIi8<bits<8> o, Format F, dag outs, dag ins, string asm,
491 list<dag> pattern, InstrItinClass itin = NoItinerary>
492 : Ii8<o, F, outs, ins, asm, pattern, itin> {
493 let Predicates = !if(!eq(OpEnc.Value, EncEVEX.Value), [HasAVX512],
494 !if(!eq(OpEnc.Value, EncVEX.Value), [HasAVX],
495 !if(!eq(OpPrefix.Value, XS.Value), [UseSSE1],
498 // AVX instructions have a 'v' prefix in the mnemonic
499 let AsmString = !if(!eq(OpEnc.Value, EncEVEX.Value), !strconcat("v", asm),
500 !if(!eq(OpEnc.Value, EncVEX.Value), !strconcat("v", asm),
504 // PI - SSE 1 & 2 packed instructions
505 class PI<bits<8> o, Format F, dag outs, dag ins, string asm, list<dag> pattern,
506 InstrItinClass itin, Domain d>
507 : I<o, F, outs, ins, asm, pattern, itin, d> {
508 let Predicates = !if(!eq(OpEnc.Value, EncEVEX.Value), [HasAVX512],
509 !if(!eq(OpEnc.Value, EncVEX.Value), [HasAVX],
510 !if(!eq(OpPrefix.Value, PD.Value), [UseSSE2],
513 // AVX instructions have a 'v' prefix in the mnemonic
514 let AsmString = !if(!eq(OpEnc.Value, EncEVEX.Value), !strconcat("v", asm),
515 !if(!eq(OpEnc.Value, EncVEX.Value), !strconcat("v", asm),
519 // MMXPI - SSE 1 & 2 packed instructions with MMX operands
520 class MMXPI<bits<8> o, Format F, dag outs, dag ins, string asm, list<dag> pattern,
521 InstrItinClass itin, Domain d>
522 : I<o, F, outs, ins, asm, pattern, itin, d> {
523 let Predicates = !if(!eq(OpPrefix.Value, PD.Value), [HasSSE2],
527 // PIi8 - SSE 1 & 2 packed instructions with immediate
528 class PIi8<bits<8> o, Format F, dag outs, dag ins, string asm,
529 list<dag> pattern, InstrItinClass itin, Domain d>
530 : Ii8<o, F, outs, ins, asm, pattern, itin, d> {
531 let Predicates = !if(!eq(OpEnc.Value, EncEVEX.Value), [HasAVX512],
532 !if(!eq(OpEnc.Value, EncVEX.Value), [HasAVX],
533 !if(!eq(OpPrefix.Value, PD.Value), [UseSSE2],
536 // AVX instructions have a 'v' prefix in the mnemonic
537 let AsmString = !if(!eq(OpEnc.Value, EncEVEX.Value), !strconcat("v", asm),
538 !if(!eq(OpEnc.Value, EncVEX.Value), !strconcat("v", asm),
542 // SSE1 Instruction Templates:
544 // SSI - SSE1 instructions with XS prefix.
545 // PSI - SSE1 instructions with PS prefix.
546 // PSIi8 - SSE1 instructions with ImmT == Imm8 and PS prefix.
547 // VSSI - SSE1 instructions with XS prefix in AVX form.
548 // VPSI - SSE1 instructions with PS prefix in AVX form, packed single.
550 class SSI<bits<8> o, Format F, dag outs, dag ins, string asm,
551 list<dag> pattern, InstrItinClass itin = NoItinerary>
552 : I<o, F, outs, ins, asm, pattern, itin>, XS, Requires<[UseSSE1]>;
553 class SSIi8<bits<8> o, Format F, dag outs, dag ins, string asm,
554 list<dag> pattern, InstrItinClass itin = NoItinerary>
555 : Ii8<o, F, outs, ins, asm, pattern, itin>, XS, Requires<[UseSSE1]>;
556 class PSI<bits<8> o, Format F, dag outs, dag ins, string asm,
557 list<dag> pattern, InstrItinClass itin = NoItinerary>
558 : I<o, F, outs, ins, asm, pattern, itin, SSEPackedSingle>, PS,
560 class PSIi8<bits<8> o, Format F, dag outs, dag ins, string asm,
561 list<dag> pattern, InstrItinClass itin = NoItinerary>
562 : Ii8<o, F, outs, ins, asm, pattern, itin, SSEPackedSingle>, PS,
564 class VSSI<bits<8> o, Format F, dag outs, dag ins, string asm,
565 list<dag> pattern, InstrItinClass itin = NoItinerary>
566 : I<o, F, outs, ins, !strconcat("v", asm), pattern, itin>, XS,
568 class VPSI<bits<8> o, Format F, dag outs, dag ins, string asm,
569 list<dag> pattern, InstrItinClass itin = NoItinerary>
570 : I<o, F, outs, ins, !strconcat("v", asm), pattern, itin, SSEPackedSingle>, PS,
573 // SSE2 Instruction Templates:
575 // SDI - SSE2 instructions with XD prefix.
576 // SDIi8 - SSE2 instructions with ImmT == Imm8 and XD prefix.
577 // S2SI - SSE2 instructions with XS prefix.
578 // SSDIi8 - SSE2 instructions with ImmT == Imm8 and XS prefix.
579 // PDI - SSE2 instructions with PD prefix, packed double domain.
580 // PDIi8 - SSE2 instructions with ImmT == Imm8 and PD prefix.
581 // VSDI - SSE2 scalar instructions with XD prefix in AVX form.
582 // VPDI - SSE2 vector instructions with PD prefix in AVX form,
583 // packed double domain.
584 // VS2I - SSE2 scalar instructions with PD prefix in AVX form.
585 // S2I - SSE2 scalar instructions with PD prefix.
586 // MMXSDIi8 - SSE2 instructions with ImmT == Imm8 and XD prefix as well as
588 // MMXSSDIi8 - SSE2 instructions with ImmT == Imm8 and XS prefix as well as
591 class SDI<bits<8> o, Format F, dag outs, dag ins, string asm,
592 list<dag> pattern, InstrItinClass itin = NoItinerary>
593 : I<o, F, outs, ins, asm, pattern, itin>, XD, Requires<[UseSSE2]>;
594 class SDIi8<bits<8> o, Format F, dag outs, dag ins, string asm,
595 list<dag> pattern, InstrItinClass itin = NoItinerary>
596 : Ii8<o, F, outs, ins, asm, pattern, itin>, XD, Requires<[UseSSE2]>;
597 class S2SI<bits<8> o, Format F, dag outs, dag ins, string asm,
598 list<dag> pattern, InstrItinClass itin = NoItinerary>
599 : I<o, F, outs, ins, asm, pattern, itin>, XS, Requires<[UseSSE2]>;
600 class S2SIi8<bits<8> o, Format F, dag outs, dag ins, string asm,
601 list<dag> pattern, InstrItinClass itin = NoItinerary>
602 : Ii8<o, F, outs, ins, asm, pattern>, XS, Requires<[UseSSE2]>;
603 class PDI<bits<8> o, Format F, dag outs, dag ins, string asm,
604 list<dag> pattern, InstrItinClass itin = NoItinerary>
605 : I<o, F, outs, ins, asm, pattern, itin, SSEPackedDouble>, PD,
607 class PDIi8<bits<8> o, Format F, dag outs, dag ins, string asm,
608 list<dag> pattern, InstrItinClass itin = NoItinerary>
609 : Ii8<o, F, outs, ins, asm, pattern, itin, SSEPackedDouble>, PD,
611 class VSDI<bits<8> o, Format F, dag outs, dag ins, string asm,
612 list<dag> pattern, InstrItinClass itin = NoItinerary>
613 : I<o, F, outs, ins, !strconcat("v", asm), pattern, itin>, XD,
615 class VS2SI<bits<8> o, Format F, dag outs, dag ins, string asm,
616 list<dag> pattern, InstrItinClass itin = NoItinerary>
617 : I<o, F, outs, ins, !strconcat("v", asm), pattern, itin>, XS,
619 class VPDI<bits<8> o, Format F, dag outs, dag ins, string asm,
620 list<dag> pattern, InstrItinClass itin = NoItinerary>
621 : I<o, F, outs, ins, !strconcat("v", asm), pattern, itin, SSEPackedDouble>,
622 PD, Requires<[HasAVX]>;
623 class VS2I<bits<8> o, Format F, dag outs, dag ins, string asm,
624 list<dag> pattern, InstrItinClass itin = NoItinerary>
625 : I<o, F, outs, ins, !strconcat("v", asm), pattern, itin>, PD,
627 class S2I<bits<8> o, Format F, dag outs, dag ins, string asm,
628 list<dag> pattern, InstrItinClass itin = NoItinerary>
629 : I<o, F, outs, ins, asm, pattern, itin>, PD, Requires<[UseSSE2]>;
630 class MMXSDIi8<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, itin>, XD, Requires<[HasSSE2]>;
633 class MMXS2SIi8<bits<8> o, Format F, dag outs, dag ins, string asm,
634 list<dag> pattern, InstrItinClass itin = NoItinerary>
635 : Ii8<o, F, outs, ins, asm, pattern>, XS, Requires<[HasSSE2]>;
637 // SSE3 Instruction Templates:
639 // S3I - SSE3 instructions with PD prefixes.
640 // S3SI - SSE3 instructions with XS prefix.
641 // S3DI - SSE3 instructions with XD prefix.
643 class S3SI<bits<8> o, Format F, dag outs, dag ins, string asm,
644 list<dag> pattern, InstrItinClass itin = NoItinerary>
645 : I<o, F, outs, ins, asm, pattern, itin, SSEPackedSingle>, XS,
647 class S3DI<bits<8> o, Format F, dag outs, dag ins, string asm,
648 list<dag> pattern, InstrItinClass itin = NoItinerary>
649 : I<o, F, outs, ins, asm, pattern, itin, SSEPackedDouble>, XD,
651 class S3I<bits<8> o, Format F, dag outs, dag ins, string asm,
652 list<dag> pattern, InstrItinClass itin = NoItinerary>
653 : I<o, F, outs, ins, asm, pattern, itin, SSEPackedDouble>, PD,
657 // SSSE3 Instruction Templates:
659 // SS38I - SSSE3 instructions with T8 prefix.
660 // SS3AI - SSSE3 instructions with TA prefix.
661 // MMXSS38I - SSSE3 instructions with T8 prefix and MMX operands.
662 // MMXSS3AI - SSSE3 instructions with TA prefix and MMX operands.
664 // Note: SSSE3 instructions have 64-bit and 128-bit versions. The 64-bit version
665 // uses the MMX registers. The 64-bit versions are grouped with the MMX
666 // classes. They need to be enabled even if AVX is enabled.
668 class SS38I<bits<8> o, Format F, dag outs, dag ins, string asm,
669 list<dag> pattern, InstrItinClass itin = NoItinerary>
670 : I<o, F, outs, ins, asm, pattern, itin, SSEPackedInt>, T8PD,
671 Requires<[UseSSSE3]>;
672 class SS3AI<bits<8> o, Format F, dag outs, dag ins, string asm,
673 list<dag> pattern, InstrItinClass itin = NoItinerary>
674 : Ii8<o, F, outs, ins, asm, pattern, itin, SSEPackedInt>, TAPD,
675 Requires<[UseSSSE3]>;
676 class MMXSS38I<bits<8> o, Format F, dag outs, dag ins, string asm,
677 list<dag> pattern, InstrItinClass itin = NoItinerary>
678 : I<o, F, outs, ins, asm, pattern, itin, SSEPackedInt>, T8PS,
679 Requires<[HasSSSE3]>;
680 class MMXSS3AI<bits<8> o, Format F, dag outs, dag ins, string asm,
681 list<dag> pattern, InstrItinClass itin = NoItinerary>
682 : Ii8<o, F, outs, ins, asm, pattern, itin, SSEPackedInt>, TAPS,
683 Requires<[HasSSSE3]>;
685 // SSE4.1 Instruction Templates:
687 // SS48I - SSE 4.1 instructions with T8 prefix.
688 // SS41AIi8 - SSE 4.1 instructions with TA prefix and ImmT == Imm8.
690 class SS48I<bits<8> o, Format F, dag outs, dag ins, string asm,
691 list<dag> pattern, InstrItinClass itin = NoItinerary>
692 : I<o, F, outs, ins, asm, pattern, itin, SSEPackedInt>, T8PD,
693 Requires<[UseSSE41]>;
694 class SS4AIi8<bits<8> o, Format F, dag outs, dag ins, string asm,
695 list<dag> pattern, InstrItinClass itin = NoItinerary>
696 : Ii8<o, F, outs, ins, asm, pattern, itin, SSEPackedInt>, TAPD,
697 Requires<[UseSSE41]>;
699 // SSE4.2 Instruction Templates:
701 // SS428I - SSE 4.2 instructions with T8 prefix.
702 class SS428I<bits<8> o, Format F, dag outs, dag ins, string asm,
703 list<dag> pattern, InstrItinClass itin = NoItinerary>
704 : I<o, F, outs, ins, asm, pattern, itin, SSEPackedInt>, T8PD,
705 Requires<[UseSSE42]>;
707 // SS42FI - SSE 4.2 instructions with T8XD prefix.
708 // NOTE: 'HasSSE42' is used as SS42FI is only used for CRC32 insns.
709 class SS42FI<bits<8> o, Format F, dag outs, dag ins, string asm,
710 list<dag> pattern, InstrItinClass itin = NoItinerary>
711 : I<o, F, outs, ins, asm, pattern, itin>, T8XD, Requires<[HasSSE42]>;
713 // SS42AI = SSE 4.2 instructions with TA prefix
714 class SS42AI<bits<8> o, Format F, dag outs, dag ins, string asm,
715 list<dag> pattern, InstrItinClass itin = NoItinerary>
716 : Ii8<o, F, outs, ins, asm, pattern, itin, SSEPackedInt>, TAPD,
717 Requires<[UseSSE42]>;
719 // AVX Instruction Templates:
720 // Instructions introduced in AVX (no SSE equivalent forms)
722 // AVX8I - AVX instructions with T8PD prefix.
723 // AVXAIi8 - AVX instructions with TAPD prefix and ImmT = Imm8.
724 class AVX8I<bits<8> o, Format F, dag outs, dag ins, string asm,
725 list<dag> pattern, InstrItinClass itin = NoItinerary>
726 : I<o, F, outs, ins, asm, pattern, itin, SSEPackedInt>, T8PD,
728 class AVXAIi8<bits<8> o, Format F, dag outs, dag ins, string asm,
729 list<dag> pattern, InstrItinClass itin = NoItinerary>
730 : Ii8<o, F, outs, ins, asm, pattern, itin, SSEPackedInt>, TAPD,
733 // AVX2 Instruction Templates:
734 // Instructions introduced in AVX2 (no SSE equivalent forms)
736 // AVX28I - AVX2 instructions with T8PD prefix.
737 // AVX2AIi8 - AVX2 instructions with TAPD prefix and ImmT = Imm8.
738 class AVX28I<bits<8> o, Format F, dag outs, dag ins, string asm,
739 list<dag> pattern, InstrItinClass itin = NoItinerary>
740 : I<o, F, outs, ins, asm, pattern, itin, SSEPackedInt>, T8PD,
742 class AVX2AIi8<bits<8> o, Format F, dag outs, dag ins, string asm,
743 list<dag> pattern, InstrItinClass itin = NoItinerary>
744 : Ii8<o, F, outs, ins, asm, pattern, itin, SSEPackedInt>, TAPD,
748 // AVX-512 Instruction Templates:
749 // Instructions introduced in AVX-512 (no SSE equivalent forms)
751 // AVX5128I - AVX-512 instructions with T8PD prefix.
752 // AVX512AIi8 - AVX-512 instructions with TAPD prefix and ImmT = Imm8.
753 // AVX512PDI - AVX-512 instructions with PD, double packed.
754 // AVX512PSI - AVX-512 instructions with PS, single packed.
755 // AVX512XS8I - AVX-512 instructions with T8 and XS prefixes.
756 // AVX512XSI - AVX-512 instructions with XS prefix, generic domain.
757 // AVX512BI - AVX-512 instructions with PD, int packed domain.
758 // AVX512SI - AVX-512 scalar instructions with PD prefix.
760 class AVX5128I<bits<8> o, Format F, dag outs, dag ins, string asm,
761 list<dag> pattern, InstrItinClass itin = NoItinerary>
762 : I<o, F, outs, ins, asm, pattern, itin, SSEPackedInt>, T8PD,
763 Requires<[HasAVX512]>;
764 class AVX5128IBase : T8PD {
765 Domain ExeDomain = SSEPackedInt;
767 class AVX512XS8I<bits<8> o, Format F, dag outs, dag ins, string asm,
768 list<dag> pattern, InstrItinClass itin = NoItinerary>
769 : I<o, F, outs, ins, asm, pattern, itin, SSEPackedInt>, T8XS,
770 Requires<[HasAVX512]>;
771 class AVX512XSI<bits<8> o, Format F, dag outs, dag ins, string asm,
772 list<dag> pattern, InstrItinClass itin = NoItinerary>
773 : I<o, F, outs, ins, asm, pattern, itin>, XS,
774 Requires<[HasAVX512]>;
775 class AVX512XDI<bits<8> o, Format F, dag outs, dag ins, string asm,
776 list<dag> pattern, InstrItinClass itin = NoItinerary>
777 : I<o, F, outs, ins, asm, pattern, itin, SSEPackedInt>, XD,
778 Requires<[HasAVX512]>;
779 class AVX512BI<bits<8> o, Format F, dag outs, dag ins, string asm,
780 list<dag> pattern, InstrItinClass itin = NoItinerary>
781 : I<o, F, outs, ins, asm, pattern, itin, SSEPackedInt>, PD,
782 Requires<[HasAVX512]>;
783 class AVX512BIBase : PD {
784 Domain ExeDomain = SSEPackedInt;
786 class AVX512BIi8<bits<8> o, Format F, dag outs, dag ins, string asm,
787 list<dag> pattern, InstrItinClass itin = NoItinerary>
788 : Ii8<o, F, outs, ins, asm, pattern, itin, SSEPackedInt>, PD,
789 Requires<[HasAVX512]>;
790 class AVX512BIi8Base : PD {
791 Domain ExeDomain = SSEPackedInt;
794 class AVX512XSIi8Base : XS {
795 Domain ExeDomain = SSEPackedInt;
798 class AVX512XDIi8Base : XD {
799 Domain ExeDomain = SSEPackedInt;
802 class AVX512PSIi8Base : PS {
803 Domain ExeDomain = SSEPackedSingle;
806 class AVX512PDIi8Base : PD {
807 Domain ExeDomain = SSEPackedDouble;
810 class AVX512AIi8<bits<8> o, Format F, dag outs, dag ins, string asm,
811 list<dag> pattern, InstrItinClass itin = NoItinerary>
812 : Ii8<o, F, outs, ins, asm, pattern, itin, SSEPackedInt>, TAPD,
813 Requires<[HasAVX512]>;
814 class AVX512AIi8Base : TAPD {
817 class AVX512Ii8<bits<8> o, Format F, dag outs, dag ins, string asm,
818 list<dag> pattern, InstrItinClass itin = NoItinerary>
819 : Ii8<o, F, outs, ins, asm, pattern, itin, SSEPackedInt>,
820 Requires<[HasAVX512]>;
821 class AVX512PDI<bits<8> o, Format F, dag outs, dag ins, string asm,
822 list<dag> pattern, InstrItinClass itin = NoItinerary>
823 : I<o, F, outs, ins, asm, pattern, itin, SSEPackedDouble>, PD,
824 Requires<[HasAVX512]>;
825 class AVX512PSI<bits<8> o, Format F, dag outs, dag ins, string asm,
826 list<dag> pattern, InstrItinClass itin = NoItinerary>
827 : I<o, F, outs, ins, asm, pattern, itin, SSEPackedSingle>, PS,
828 Requires<[HasAVX512]>;
829 class AVX512PIi8<bits<8> o, Format F, dag outs, dag ins, string asm,
830 list<dag> pattern, Domain d, InstrItinClass itin = NoItinerary>
831 : Ii8<o, F, outs, ins, asm, pattern, itin, d>, Requires<[HasAVX512]>;
832 class AVX512PI<bits<8> o, Format F, dag outs, dag ins, string asm,
833 list<dag> pattern, Domain d, InstrItinClass itin = NoItinerary>
834 : I<o, F, outs, ins, asm, pattern, itin, d>, Requires<[HasAVX512]>;
835 class AVX512FMA3S<bits<8> o, Format F, dag outs, dag ins, string asm,
836 list<dag>pattern, InstrItinClass itin = NoItinerary>
837 : I<o, F, outs, ins, asm, pattern, itin>, T8PD,
838 EVEX_4V, Requires<[HasAVX512]>;
839 class AVX512FMA3Base : T8PD, EVEX_4V;
841 class AVX512<bits<8> o, Format F, dag outs, dag ins, string asm,
842 list<dag>pattern, InstrItinClass itin = NoItinerary>
843 : I<o, F, outs, ins, asm, pattern, itin>, Requires<[HasAVX512]>;
845 // AES Instruction Templates:
848 // These use the same encoding as the SSE4.2 T8 and TA encodings.
849 class AES8I<bits<8> o, Format F, dag outs, dag ins, string asm,
850 list<dag>pattern, InstrItinClass itin = IIC_AES>
851 : I<o, F, outs, ins, asm, pattern, itin, SSEPackedInt>, T8PD,
852 Requires<[NoAVX, HasAES]>;
854 class AESAI<bits<8> o, Format F, dag outs, dag ins, string asm,
855 list<dag> pattern, InstrItinClass itin = NoItinerary>
856 : Ii8<o, F, outs, ins, asm, pattern, itin, SSEPackedInt>, TAPD,
857 Requires<[NoAVX, HasAES]>;
859 // PCLMUL Instruction Templates
860 class PCLMULIi8<bits<8> o, Format F, dag outs, dag ins, string asm,
861 list<dag>pattern, InstrItinClass itin = NoItinerary>
862 : Ii8<o, F, outs, ins, asm, pattern, itin, SSEPackedInt>, TAPD;
864 // FMA3 Instruction Templates
865 class FMA3<bits<8> o, Format F, dag outs, dag ins, string asm,
866 list<dag>pattern, InstrItinClass itin = NoItinerary>
867 : I<o, F, outs, ins, asm, pattern, itin>, T8PD,
868 VEX_4V, FMASC, Requires<[HasFMA, NoFMA4, NoVLX]>;
869 class FMA3S<bits<8> o, Format F, dag outs, dag ins, string asm,
870 list<dag>pattern, InstrItinClass itin = NoItinerary>
871 : I<o, F, outs, ins, asm, pattern, itin>, T8PD,
872 VEX_4V, FMASC, Requires<[HasFMA, NoFMA4, NoAVX512]>;
873 class FMA3S_Int<bits<8> o, Format F, dag outs, dag ins, string asm,
874 list<dag>pattern, InstrItinClass itin = NoItinerary>
875 : I<o, F, outs, ins, asm, pattern, itin>, T8PD,
876 VEX_4V, FMASC, Requires<[HasFMA, NoAVX512]>;
878 // FMA4 Instruction Templates
879 class FMA4<bits<8> o, Format F, dag outs, dag ins, string asm,
880 list<dag>pattern, InstrItinClass itin = NoItinerary>
881 : Ii8Reg<o, F, outs, ins, asm, pattern, itin>, TAPD,
882 VEX_4V, FMASC, Requires<[HasFMA4, NoVLX]>;
883 class FMA4S<bits<8> o, Format F, dag outs, dag ins, string asm,
884 list<dag>pattern, InstrItinClass itin = NoItinerary>
885 : Ii8Reg<o, F, outs, ins, asm, pattern, itin>, TAPD,
886 VEX_4V, FMASC, Requires<[HasFMA4, NoAVX512]>;
887 class FMA4S_Int<bits<8> o, Format F, dag outs, dag ins, string asm,
888 list<dag>pattern, InstrItinClass itin = NoItinerary>
889 : Ii8Reg<o, F, outs, ins, asm, pattern, itin>, TAPD,
890 VEX_4V, FMASC, Requires<[HasFMA4]>;
892 // XOP 2, 3 and 4 Operand Instruction Template
893 class IXOP<bits<8> o, Format F, dag outs, dag ins, string asm,
894 list<dag> pattern, InstrItinClass itin = NoItinerary>
895 : I<o, F, outs, ins, asm, pattern, itin, SSEPackedDouble>,
896 XOP9, Requires<[HasXOP]>;
898 // XOP 2 and 3 Operand Instruction Templates with imm byte
899 class IXOPi8<bits<8> o, Format F, dag outs, dag ins, string asm,
900 list<dag> pattern, InstrItinClass itin = NoItinerary>
901 : Ii8<o, F, outs, ins, asm, pattern, itin, SSEPackedDouble>,
902 XOP8, Requires<[HasXOP]>;
903 // XOP 4 Operand Instruction Templates with imm byte
904 class IXOPi8Reg<bits<8> o, Format F, dag outs, dag ins, string asm,
905 list<dag> pattern, InstrItinClass itin = NoItinerary>
906 : Ii8Reg<o, F, outs, ins, asm, pattern, itin, SSEPackedDouble>,
907 XOP8, Requires<[HasXOP]>;
909 // XOP 5 operand instruction (VEX encoding!)
910 class IXOP5<bits<8> o, Format F, dag outs, dag ins, string asm,
911 list<dag>pattern, InstrItinClass itin = NoItinerary>
912 : Ii8Reg<o, F, outs, ins, asm, pattern, itin, SSEPackedInt>, TAPD,
913 VEX_4V, Requires<[HasXOP]>;
915 // X86-64 Instruction templates...
918 class RI<bits<8> o, Format F, dag outs, dag ins, string asm,
919 list<dag> pattern, InstrItinClass itin = NoItinerary>
920 : I<o, F, outs, ins, asm, pattern, itin>, REX_W;
921 class RIi8 <bits<8> o, Format F, dag outs, dag ins, string asm,
922 list<dag> pattern, InstrItinClass itin = NoItinerary>
923 : Ii8<o, F, outs, ins, asm, pattern, itin>, REX_W;
924 class RIi16 <bits<8> o, Format F, dag outs, dag ins, string asm,
925 list<dag> pattern, InstrItinClass itin = NoItinerary>
926 : Ii16<o, F, outs, ins, asm, pattern, itin>, REX_W;
927 class RIi32 <bits<8> o, Format F, dag outs, dag ins, string asm,
928 list<dag> pattern, InstrItinClass itin = NoItinerary>
929 : Ii32<o, F, outs, ins, asm, pattern, itin>, REX_W;
930 class RIi32S <bits<8> o, Format F, dag outs, dag ins, string asm,
931 list<dag> pattern, InstrItinClass itin = NoItinerary>
932 : Ii32S<o, F, outs, ins, asm, pattern, itin>, REX_W;
934 class RIi64<bits<8> o, Format f, dag outs, dag ins, string asm,
935 list<dag> pattern, InstrItinClass itin = NoItinerary>
936 : X86Inst<o, f, Imm64, outs, ins, asm, itin>, REX_W {
937 let Pattern = pattern;
941 class RIi64_NOREX<bits<8> o, Format f, dag outs, dag ins, string asm,
942 list<dag> pattern, InstrItinClass itin = NoItinerary>
943 : X86Inst<o, f, Imm64, outs, ins, asm, itin> {
944 let Pattern = pattern;
948 class RS2I<bits<8> o, Format F, dag outs, dag ins, string asm,
949 list<dag> pattern, InstrItinClass itin = NoItinerary>
950 : S2I<o, F, outs, ins, asm, pattern, itin>, REX_W;
951 class VRS2I<bits<8> o, Format F, dag outs, dag ins, string asm,
952 list<dag> pattern, InstrItinClass itin = NoItinerary>
953 : VS2I<o, F, outs, ins, asm, pattern, itin>, VEX_W;
955 // MMX Instruction templates
958 // MMXI - MMX instructions with TB prefix.
959 // MMXI32 - MMX instructions with TB prefix valid only in 32 bit mode.
960 // MMXI64 - MMX instructions with TB prefix valid only in 64 bit mode.
961 // MMX2I - MMX / SSE2 instructions with PD prefix.
962 // MMXIi8 - MMX instructions with ImmT == Imm8 and PS prefix.
963 // MMXIi8 - MMX instructions with ImmT == Imm8 and PS prefix.
964 // MMXID - MMX instructions with XD prefix.
965 // MMXIS - MMX instructions with XS prefix.
966 class MMXI<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]>;
969 class MMXI32<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,Not64BitMode]>;
972 class MMXI64<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, Requires<[HasMMX,In64BitMode]>;
975 class MMXRI<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>, PS, REX_W, Requires<[HasMMX]>;
978 class MMX2I<bits<8> o, Format F, dag outs, dag ins, string asm,
979 list<dag> pattern, InstrItinClass itin = NoItinerary>
980 : I<o, F, outs, ins, asm, pattern, itin>, PD, Requires<[HasMMX]>;
981 class MMXIi8<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>, PS, Requires<[HasMMX]>;
984 class MMXID<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>, XD, Requires<[HasMMX]>;
987 class MMXIS<bits<8> o, Format F, dag outs, dag ins, string asm,
988 list<dag> pattern, InstrItinClass itin = NoItinerary>
989 : Ii8<o, F, outs, ins, asm, pattern, itin>, XS, Requires<[HasMMX]>;