1 //===- SparcV8Instrs.td - Target Description for SparcV8 Target -----------===//
3 // The LLVM Compiler Infrastructure
5 // This file was developed by the LLVM research group and is distributed under
6 // the University of Illinois Open Source License. See LICENSE.TXT for details.
8 //===----------------------------------------------------------------------===//
10 // This file describes the SparcV8 instructions in TableGen format.
12 //===----------------------------------------------------------------------===//
14 //===----------------------------------------------------------------------===//
15 // Instruction format superclass
16 //===----------------------------------------------------------------------===//
18 class InstV8 : Instruction { // SparcV8 instruction baseline
24 let Inst{31-30} = op; // Top two bits are the 'op' field
26 // Bit attributes specific to SparcV8 instructions
27 bit isPasi = 0; // Does this instruction affect an alternate addr space?
28 bit isPrivileged = 0; // Is this a privileged instruction?
31 include "SparcV8InstrFormats.td"
33 //===----------------------------------------------------------------------===//
35 //===----------------------------------------------------------------------===//
37 // Pseudo instructions.
38 class PseudoInstV8<string asmstr, dag ops> : InstV8 {
39 let AsmString = asmstr;
40 dag OperandList = ops;
42 def PHI : PseudoInstV8<"PHI", (ops variable_ops)>;
43 def ADJCALLSTACKDOWN : PseudoInstV8<"!ADJCALLSTACKDOWN $amt",
45 def ADJCALLSTACKUP : PseudoInstV8<"!ADJCALLSTACKUP $amt",
47 //def IMPLICIT_USE : PseudoInstV8<"!IMPLICIT_USE",(ops variable_ops)>;
48 def IMPLICIT_DEF : PseudoInstV8<"!IMPLICIT_DEF $dst",
50 def FpMOVD : PseudoInstV8<"!FpMOVD", (ops)>; // pseudo 64-bit double move
52 // Section A.3 - Synthetic Instructions, p. 85
53 // special cases of JMPL:
54 let isReturn = 1, isTerminator = 1, hasDelaySlot = 1 in {
55 let rd = I7.Num, rs1 = G0.Num, simm13 = 8 in
56 def RET : F3_2<2, 0b111000,
57 (ops IntRegs:$dst, IntRegs:$b, i32imm:$c),
59 let rd = O7.Num, rs1 = G0.Num, simm13 = 8 in
60 def RETL: F3_2<2, 0b111000, (ops),
63 // CMP is a special case of SUBCC where destination is ignored, by setting it to
64 // %g0 (hardwired zero).
65 // FIXME: should keep track of the fact that it defs the integer condition codes
67 def CMPri: F3_2<2, 0b010100,
68 (ops IntRegs:$dst, IntRegs:$b, i32imm:$c),
71 // Section B.1 - Load Integer Instructions, p. 90
72 def LDSB: F3_2<3, 0b001001,
73 (ops IntRegs:$dst, IntRegs:$b, i32imm:$c),
74 "ldsb [$b+$c], $dst">;
75 def LDSH: F3_2<3, 0b001010,
76 (ops IntRegs:$dst, IntRegs:$b, i32imm:$c),
77 "ldsh [$b+$c], $dst">;
78 def LDUB: F3_2<3, 0b000001,
79 (ops IntRegs:$dst, IntRegs:$b, i32imm:$c),
80 "ldub [$b+$c], $dst">;
81 def LDUH: F3_2<3, 0b000010,
82 (ops IntRegs:$dst, IntRegs:$b, i32imm:$c),
83 "lduh [$b+$c], $dst">;
84 def LD : F3_2<3, 0b000000,
85 (ops IntRegs:$dst, IntRegs:$b, i32imm:$c),
87 def LDD : F3_2<3, 0b000011,
88 (ops IntRegs:$dst, IntRegs:$b, i32imm:$c),
91 // Section B.2 - Load Floating-point Instructions, p. 92
92 def LDFrr : F3_1<3, 0b100000,
93 (ops IntRegs:$dst, IntRegs:$b, IntRegs:$c),
95 def LDFri : F3_2<3, 0b100000,
96 (ops IntRegs:$dst, IntRegs:$b, i32imm:$c),
98 def LDDFrr : F3_1<3, 0b100011,
99 (ops IntRegs:$dst, IntRegs:$b, IntRegs:$c),
100 "ldd [$b+$c], $dst">;
101 def LDDFri : F3_2<3, 0b100011,
102 (ops IntRegs:$dst, IntRegs:$b, i32imm:$c),
103 "ldd [$b+$c], $dst">;
104 def LDFSRrr: F3_1<3, 0b100001,
105 (ops IntRegs:$dst, IntRegs:$b, IntRegs:$c),
107 def LDFSRri: F3_2<3, 0b100001,
108 (ops IntRegs:$dst, IntRegs:$b, i32imm:$c),
111 // Section B.4 - Store Integer Instructions, p. 95
112 def STB : F3_2<3, 0b000101,
113 (ops IntRegs:$base, IntRegs:$offset, i32imm:$src),
114 "stb $src, [$base+$offset]">;
115 def STH : F3_2<3, 0b000110,
116 (ops IntRegs:$base, IntRegs:$offset, i32imm:$src),
117 "sth $src, [$base+$offset]">;
118 def ST : F3_2<3, 0b000100,
119 (ops IntRegs:$base, IntRegs:$offset, i32imm:$src),
120 "st $src, [$base+$offset]">;
121 def STD : F3_2<3, 0b000111,
122 (ops IntRegs:$base, IntRegs:$offset, i32imm:$src),
123 "std $src, [$base+$offset]">;
125 // Section B.5 - Store Floating-point Instructions, p. 97
126 def STFrr : F3_1<3, 0b100100,
127 (ops IntRegs:$base, IntRegs:$offset, IntRegs:$src),
128 "st $src, [$base+$offset]">;
129 def STFri : F3_2<3, 0b100100,
130 (ops IntRegs:$base, IntRegs:$offset, i32imm:$src),
131 "st $src, [$base+$offset]">;
132 def STDFrr : F3_1<3, 0b100111,
133 (ops IntRegs:$base, IntRegs:$offset, IntRegs:$src),
134 "std $src, [$base+$offset]">;
135 def STDFri : F3_2<3, 0b100111,
136 (ops IntRegs:$base, IntRegs:$offset, i32imm:$src),
137 "std $src, [$base+$offset]">;
138 def STFSRrr : F3_1<3, 0b100101,
139 (ops IntRegs:$base, IntRegs:$offset, IntRegs:$src),
140 "st $src, [$base+$offset]">;
141 def STFSRri : F3_2<3, 0b100101,
142 (ops IntRegs:$base, IntRegs:$offset, i32imm:$src),
143 "st $src, [$base+$offset]">;
144 def STDFQrr : F3_1<3, 0b100110,
145 (ops IntRegs:$base, IntRegs:$offset, IntRegs:$src),
146 "std $src, [$base+$offset]">;
147 def STDFQri : F3_2<3, 0b100110,
148 (ops IntRegs:$base, IntRegs:$offset, i32imm:$src),
149 "std $src, [$base+$offset]">;
151 // Section B.9 - SETHI Instruction, p. 104
152 def SETHIi: F2_1<0b100, "sethi">;
154 // Section B.10 - NOP Instruction, p. 105
155 // (It's a special case of SETHI)
156 let rd = 0, imm22 = 0 in
157 def NOP : F2_1<0b100, "nop">;
159 // Section B.11 - Logical Instructions, p. 106
160 def ANDrr : F3_1<2, 0b000001,
161 (ops IntRegs:$dst, IntRegs:$b, IntRegs:$c),
163 def ANDri : F3_2<2, 0b000001,
164 (ops IntRegs:$dst, IntRegs:$b, i32imm:$c),
166 def ANDCCrr : F3_1<2, 0b010001,
167 (ops IntRegs:$dst, IntRegs:$b, IntRegs:$c),
168 "andcc $b, $c, $dst">;
169 def ANDCCri : F3_2<2, 0b010001,
170 (ops IntRegs:$dst, IntRegs:$b, i32imm:$c),
171 "andcc $b, $c, $dst">;
172 def ANDNrr : F3_1<2, 0b000101,
173 (ops IntRegs:$dst, IntRegs:$b, IntRegs:$c),
174 "andn $b, $c, $dst">;
175 def ANDNri : F3_2<2, 0b000101,
176 (ops IntRegs:$dst, IntRegs:$b, i32imm:$c),
177 "andn $b, $c, $dst">;
178 def ANDNCCrr: F3_1<2, 0b010101,
179 (ops IntRegs:$dst, IntRegs:$b, IntRegs:$c),
180 "andncc $b, $c, $dst">;
181 def ANDNCCri: F3_2<2, 0b010101,
182 (ops IntRegs:$dst, IntRegs:$b, i32imm:$c),
183 "andncc $b, $c, $dst">;
184 def ORrr : F3_1<2, 0b000010,
185 (ops IntRegs:$dst, IntRegs:$b, IntRegs:$c),
187 def ORri : F3_2<2, 0b000010,
188 (ops IntRegs:$dst, IntRegs:$b, i32imm:$c),
190 def ORCCrr : F3_1<2, 0b010010,
191 (ops IntRegs:$dst, IntRegs:$b, IntRegs:$c),
192 "orcc $b, $c, $dst">;
193 def ORCCri : F3_2<2, 0b010010,
194 (ops IntRegs:$dst, IntRegs:$b, i32imm:$c),
195 "orcc $b, $c, $dst">;
196 def ORNrr : F3_1<2, 0b000110,
197 (ops IntRegs:$dst, IntRegs:$b, IntRegs:$c),
199 def ORNri : F3_2<2, 0b000110,
200 (ops IntRegs:$dst, IntRegs:$b, i32imm:$c),
202 def ORNCCrr : F3_1<2, 0b010110,
203 (ops IntRegs:$dst, IntRegs:$b, IntRegs:$c),
204 "orncc $b, $c, $dst">;
205 def ORNCCri : F3_2<2, 0b010110,
206 (ops IntRegs:$dst, IntRegs:$b, i32imm:$c),
207 "orncc $b, $c, $dst">;
208 def XORrr : F3_1<2, 0b000011,
209 (ops IntRegs:$dst, IntRegs:$b, IntRegs:$c),
211 def XORri : F3_2<2, 0b000011,
212 (ops IntRegs:$dst, IntRegs:$b, i32imm:$c),
214 def XORCCrr : F3_1<2, 0b010011,
215 (ops IntRegs:$dst, IntRegs:$b, IntRegs:$c),
216 "xorcc $b, $c, $dst">;
217 def XORCCri : F3_2<2, 0b010011,
218 (ops IntRegs:$dst, IntRegs:$b, i32imm:$c),
219 "xorcc $b, $c, $dst">;
220 def XNORrr : F3_1<2, 0b000111,
221 (ops IntRegs:$dst, IntRegs:$b, IntRegs:$c),
222 "xnor $b, $c, $dst">;
223 def XNORri : F3_2<2, 0b000111,
224 (ops IntRegs:$dst, IntRegs:$b, i32imm:$c),
225 "xnor $b, $c, $dst">;
226 def XNORCCrr: F3_1<2, 0b010111,
227 (ops IntRegs:$dst, IntRegs:$b, IntRegs:$c),
228 "xnorcc $b, $c, $dst">;
229 def XNORCCri: F3_2<2, 0b010111,
230 (ops IntRegs:$dst, IntRegs:$b, i32imm:$c),
231 "xnorcc $b, $c, $dst">;
233 // Section B.12 - Shift Instructions, p. 107
234 def SLLrr : F3_1<2, 0b100101,
235 (ops IntRegs:$dst, IntRegs:$b, IntRegs:$c),
237 def SLLri : F3_2<2, 0b100101,
238 (ops IntRegs:$dst, IntRegs:$b, i32imm:$c),
240 def SRLrr : F3_1<2, 0b100110,
241 (ops IntRegs:$dst, IntRegs:$b, IntRegs:$c),
243 def SRLri : F3_2<2, 0b100110,
244 (ops IntRegs:$dst, IntRegs:$b, i32imm:$c),
246 def SRArr : F3_1<2, 0b100111,
247 (ops IntRegs:$dst, IntRegs:$b, IntRegs:$c),
249 def SRAri : F3_2<2, 0b100111,
250 (ops IntRegs:$dst, IntRegs:$b, i32imm:$c),
253 // Section B.13 - Add Instructions, p. 108
254 def ADDrr : F3_1<2, 0b000000,
255 (ops IntRegs:$dst, IntRegs:$b, IntRegs:$c),
257 def ADDri : F3_2<2, 0b000000,
258 (ops IntRegs:$dst, IntRegs:$b, i32imm:$c),
260 def ADDCCrr : F3_1<2, 0b010000,
261 (ops IntRegs:$dst, IntRegs:$b, IntRegs:$c),
262 "addcc $b, $c, $dst">;
263 def ADDCCri : F3_2<2, 0b010000,
264 (ops IntRegs:$dst, IntRegs:$b, i32imm:$c),
265 "addcc $b, $c, $dst">;
266 def ADDXrr : F3_1<2, 0b001000,
267 (ops IntRegs:$dst, IntRegs:$b, IntRegs:$c),
268 "addx $b, $c, $dst">;
269 def ADDXri : F3_2<2, 0b001000,
270 (ops IntRegs:$dst, IntRegs:$b, i32imm:$c),
271 "addx $b, $c, $dst">;
272 def ADDXCCrr: F3_1<2, 0b011000,
273 (ops IntRegs:$dst, IntRegs:$b, IntRegs:$c),
274 "addxcc $b, $c, $dst">;
275 def ADDXCCri: F3_2<2, 0b011000,
276 (ops IntRegs:$dst, IntRegs:$b, i32imm:$c),
277 "addxcc $b, $c, $dst">;
279 // Section B.15 - Subtract Instructions, p. 110
280 def SUBrr : F3_1<2, 0b000100,
281 (ops IntRegs:$dst, IntRegs:$b, IntRegs:$c),
283 def SUBri : F3_2<2, 0b000100,
284 (ops IntRegs:$dst, IntRegs:$b, i32imm:$c),
286 def SUBCCrr : F3_1<2, 0b010100,
287 (ops IntRegs:$dst, IntRegs:$b, IntRegs:$c),
288 "subcc $b, $c, $dst">;
289 def SUBCCri : F3_2<2, 0b010100,
290 (ops IntRegs:$dst, IntRegs:$b, i32imm:$c),
291 "subcc $b, $c, $dst">;
292 def SUBXrr : F3_1<2, 0b001100,
293 (ops IntRegs:$dst, IntRegs:$b, IntRegs:$c),
294 "subx $b, $c, $dst">;
295 def SUBXri : F3_2<2, 0b001100,
296 (ops IntRegs:$dst, IntRegs:$b, i32imm:$c),
297 "subx $b, $c, $dst">;
298 def SUBXCCrr: F3_1<2, 0b011100,
299 (ops IntRegs:$dst, IntRegs:$b, IntRegs:$c),
300 "subxcc $b, $c, $dst">;
301 def SUBXCCri: F3_2<2, 0b011100,
302 (ops IntRegs:$dst, IntRegs:$b, i32imm:$c),
303 "subxcc $b, $c, $dst">;
305 // Section B.18 - Multiply Instructions, p. 113
306 def UMULrr : F3_1<2, 0b001010,
307 (ops IntRegs:$dst, IntRegs:$b, IntRegs:$c),
308 "umul $b, $c, $dst">;
309 def UMULri : F3_2<2, 0b001010,
310 (ops IntRegs:$dst, IntRegs:$b, i32imm:$c),
311 "umul $b, $c, $dst">;
312 def SMULrr : F3_1<2, 0b001011,
313 (ops IntRegs:$dst, IntRegs:$b, IntRegs:$c),
314 "smul $b, $c, $dst">;
315 def SMULri : F3_2<2, 0b001011,
316 (ops IntRegs:$dst, IntRegs:$b, i32imm:$c),
317 "smul $b, $c, $dst">;
318 def UMULCCrr: F3_1<2, 0b011010,
319 (ops IntRegs:$dst, IntRegs:$b, IntRegs:$c),
320 "umulcc $b, $c, $dst">;
321 def UMULCCri: F3_2<2, 0b011010,
322 (ops IntRegs:$dst, IntRegs:$b, i32imm:$c),
323 "umulcc $b, $c, $dst">;
324 def SMULCCrr: F3_1<2, 0b011011,
325 (ops IntRegs:$dst, IntRegs:$b, IntRegs:$c),
326 "smulcc $b, $c, $dst">;
327 def SMULCCri: F3_2<2, 0b011011,
328 (ops IntRegs:$dst, IntRegs:$b, i32imm:$c),
329 "smulcc $b, $c, $dst">;
331 // Section B.19 - Divide Instructions, p. 115
332 def UDIVrr : F3_1<2, 0b001110,
333 (ops IntRegs:$dst, IntRegs:$b, IntRegs:$c),
334 "udiv $b, $c, $dst">;
335 def UDIVri : F3_2<2, 0b001110,
336 (ops IntRegs:$dst, IntRegs:$b, i32imm:$c),
337 "udiv $b, $c, $dst">;
338 def SDIVrr : F3_1<2, 0b001111,
339 (ops IntRegs:$dst, IntRegs:$b, IntRegs:$c),
340 "sdiv $b, $c, $dst">;
341 def SDIVri : F3_2<2, 0b001111,
342 (ops IntRegs:$dst, IntRegs:$b, i32imm:$c),
343 "sdiv $b, $c, $dst">;
344 def UDIVCCrr : F3_1<2, 0b011110,
345 (ops IntRegs:$dst, IntRegs:$b, IntRegs:$c),
346 "udivcc $b, $c, $dst">;
347 def UDIVCCri : F3_2<2, 0b011110,
348 (ops IntRegs:$dst, IntRegs:$b, i32imm:$c),
349 "udivcc $b, $c, $dst">;
350 def SDIVCCrr : F3_1<2, 0b011111,
351 (ops IntRegs:$dst, IntRegs:$b, IntRegs:$c),
352 "sdivcc $b, $c, $dst">;
353 def SDIVCCri : F3_2<2, 0b011111,
354 (ops IntRegs:$dst, IntRegs:$b, i32imm:$c),
355 "sdivcc $b, $c, $dst">;
357 // Section B.20 - SAVE and RESTORE, p. 117
358 def SAVErr : F3_1<2, 0b111100,
359 (ops IntRegs:$dst, IntRegs:$b, IntRegs:$c),
360 "save $b, $c, $dst">;
361 def SAVEri : F3_2<2, 0b111100,
362 (ops IntRegs:$dst, IntRegs:$b, i32imm:$c),
363 "save $b, $c, $dst">;
364 def RESTORErr : F3_1<2, 0b111101,
365 (ops IntRegs:$dst, IntRegs:$b, IntRegs:$c),
366 "restore $b, $c, $dst">;
367 def RESTOREri : F3_2<2, 0b111101,
368 (ops IntRegs:$dst, IntRegs:$b, i32imm:$c),
369 "restore $b, $c, $dst">;
371 // Section B.21 - Branch on Integer Condition Codes Instructions, p. 119
373 // conditional branch class:
374 class BranchV8<bits<4> cc, string nm> : F2_2<cc, 0b010, nm> {
376 let isTerminator = 1;
377 let hasDelaySlot = 1;
381 def BA : BranchV8<0b1000, "ba">;
382 def BN : BranchV8<0b0000, "bn">;
383 def BNE : BranchV8<0b1001, "bne">;
384 def BE : BranchV8<0b0001, "be">;
385 def BG : BranchV8<0b1010, "bg">;
386 def BLE : BranchV8<0b0010, "ble">;
387 def BGE : BranchV8<0b1011, "bge">;
388 def BL : BranchV8<0b0011, "bl">;
389 def BGU : BranchV8<0b1100, "bgu">;
390 def BLEU : BranchV8<0b0100, "bleu">;
391 def BCC : BranchV8<0b1101, "bcc">;
392 def BCS : BranchV8<0b0101, "bcs">;
394 // Section B.22 - Branch on Floating-point Condition Codes Instructions, p. 121
396 // floating-point conditional branch class:
397 class FPBranchV8<bits<4> cc, string nm> : F2_2<cc, 0b110, nm> {
399 let isTerminator = 1;
400 let hasDelaySlot = 1;
403 def FBA : FPBranchV8<0b1000, "fba">;
404 def FBN : FPBranchV8<0b0000, "fbn">;
405 def FBU : FPBranchV8<0b0111, "fbu">;
406 def FBG : FPBranchV8<0b0110, "fbg">;
407 def FBUG : FPBranchV8<0b0101, "fbug">;
408 def FBL : FPBranchV8<0b0100, "fbl">;
409 def FBUL : FPBranchV8<0b0011, "fbul">;
410 def FBLG : FPBranchV8<0b0010, "fblg">;
411 def FBNE : FPBranchV8<0b0001, "fbne">;
412 def FBE : FPBranchV8<0b1001, "fbe">;
413 def FBUE : FPBranchV8<0b1010, "fbue">;
414 def FBGE : FPBranchV8<0b1011, "fbge">;
415 def FBUGE: FPBranchV8<0b1100, "fbuge">;
416 def FBLE : FPBranchV8<0b1101, "fble">;
417 def FBULE: FPBranchV8<0b1110, "fbule">;
418 def FBO : FPBranchV8<0b1111, "fbo">;
422 // Section B.24 - Call and Link Instruction, p. 125
423 // This is the only Format 1 instruction
424 let Uses = [O0, O1, O2, O3, O4, O5], hasDelaySlot = 1, isCall = 1 in {
426 let Defs = [O0, O1, O2, O3, O4, O5, O7, G1, G2, G3, G4, G5, G6, G7,
427 D0, D1, D2, D3, D4, D5, D6, D7, D8, D9, D10, D11, D12, D13, D14, D15] in
431 let Inst{29-0} = disp;
435 // indirect call (O7 is an EXPLICIT def in indirect calls, so it cannot also
436 // be an implicit def):
437 let Defs = [O0, O1, O2, O3, O4, O5, G1, G2, G3, G4, G5, G6, G7,
438 D0, D1, D2, D3, D4, D5, D6, D7, D8, D9, D10, D11, D12, D13, D14, D15] in
439 def JMPLrr : F3_1<2, 0b111000,
440 (ops IntRegs:$dst, IntRegs:$b, IntRegs:$c),
444 // Section B.29 - Write State Register Instructions
445 def WRrr : F3_1<2, 0b110000,
446 (ops IntRegs:$dst, IntRegs:$b, IntRegs:$c),
448 def WRri : F3_2<2, 0b110000,
449 (ops IntRegs:$dst, IntRegs:$b, i32imm:$c),
452 // Convert Integer to Floating-point Instructions, p. 141
453 def FITOS : F3_3<2, 0b110100, 0b011000100, "fitos">;
454 def FITOD : F3_3<2, 0b110100, 0b011001000, "fitod">;
456 // Convert Floating-point to Integer Instructions, p. 142
457 def FSTOI : F3_3<2, 0b110100, 0b011010001, "fstoi">;
458 def FDTOI : F3_3<2, 0b110100, 0b011010010, "fdtoi">;
460 // Convert between Floating-point Formats Instructions, p. 143
461 def FSTOD : F3_3<2, 0b110100, 0b011001001, "fstod">;
462 def FDTOS : F3_3<2, 0b110100, 0b011000110, "fdtos">;
464 // Floating-point Move Instructions, p. 144
465 def FMOVS : F3_3<2, 0b110100, 0b000000001, "fmovs">;
466 def FNEGS : F3_3<2, 0b110100, 0b000000101, "fnegs">;
467 def FABSS : F3_3<2, 0b110100, 0b000001001, "fabss">;
469 // Floating-point Add and Subtract Instructions, p. 146
470 def FADDS : F3_3<2, 0b110100, 0b001000001, "fadds">;
471 def FADDD : F3_3<2, 0b110100, 0b001000010, "faddd">;
472 def FSUBS : F3_3<2, 0b110100, 0b001000101, "fsubs">;
473 def FSUBD : F3_3<2, 0b110100, 0b001000110, "fsubd">;
475 // Floating-point Multiply and Divide Instructions, p. 147
476 def FMULS : F3_3<2, 0b110100, 0b001001001, "fmuls">;
477 def FMULD : F3_3<2, 0b110100, 0b001001010, "fmuld">;
478 def FSMULD : F3_3<2, 0b110100, 0b001101001, "fsmuld">;
479 def FDIVS : F3_3<2, 0b110100, 0b001001101, "fdivs">;
480 def FDIVD : F3_3<2, 0b110100, 0b001001110, "fdivd">;
482 // Floating-point Compare Instructions, p. 148
483 // Note: the 2nd template arg is different for these guys.
484 // Note 2: the result of a FCMP is not available until the 2nd cycle
485 // after the instr is retired, but there is no interlock. This behavior
486 // is modelled as a delay slot.
487 let hasDelaySlot = 1 in {
488 def FCMPS : F3_3<2, 0b110101, 0b001010001, "fcmps">;
489 def FCMPD : F3_3<2, 0b110101, 0b001010010, "fcmpd">;
490 def FCMPES : F3_3<2, 0b110101, 0b001010101, "fcmpes">;
491 def FCMPED : F3_3<2, 0b110101, 0b001010110, "fcmped">;