1// Copyright (c) 2008 The Regents of The University of Michigan
2// All rights reserved.
3//
4// Redistribution and use in source and binary forms, with or without
5// modification, are permitted provided that the following conditions are
6// met: redistributions of source code must retain the above copyright
7// notice, this list of conditions and the following disclaimer;
8// redistributions in binary form must reproduce the above copyright
9// notice, this list of conditions and the following disclaimer in the
10// documentation and/or other materials provided with the distribution;
11// neither the name of the copyright holders nor the names of its
12// contributors may be used to endorse or promote products derived from
13// this software without specific prior written permission.
14//
15// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
16// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
17// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
18// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
19// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
20// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
21// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
22// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
23// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
24// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
25// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
26//
27// Authors: Gabe Black
28
29// Copyright (c) 2007-2008 The Hewlett-Packard Development Company
30// All rights reserved.
31//
32// Redistribution and use of this software in source and binary forms,
33// with or without modification, are permitted provided that the
34// following conditions are met:
35//
36// The software must be used only for Non-Commercial Use which means any
37// use which is NOT directed to receiving any direct monetary
38// compensation for, or commercial advantage from such use. Illustrative
39// examples of non-commercial use are academic research, personal study,
40// teaching, education and corporate research & development.
41// Illustrative examples of commercial use are distributing products for
42// commercial advantage and providing services using the software for
43// commercial advantage.
44//
45// If you wish to use this software or functionality therein that may be
46// covered by patents for commercial use, please contact:
47// Director of Intellectual Property Licensing
48// Office of Strategy and Technology
49// Hewlett-Packard Company
50// 1501 Page Mill Road
51// Palo Alto, California 94304
52//
53// Redistributions of source code must retain the above copyright notice,
54// this list of conditions and the following disclaimer. Redistributions
55// in binary form must reproduce the above copyright notice, this list of
56// conditions and the following disclaimer in the documentation and/or
57// other materials provided with the distribution. Neither the name of
58// the COPYRIGHT HOLDER(s), HEWLETT-PACKARD COMPANY, nor the names of its
59// contributors may be used to endorse or promote products derived from
60// this software without specific prior written permission. No right of
61// sublicense is granted herewith. Derivatives of the software and
62// output created using the software may be prepared, but only for
63// Non-Commercial Uses. Derivatives of the software may be shared with
64// others provided: (i) the others agree to abide by the list of
65// conditions herein which includes the Non-Commercial Use restrictions;
66// and (ii) such Derivatives of the software include the above copyright
67// notice to acknowledge the contribution from this software where
68// applicable, this list of conditions and the disclaimer below.
69//
70// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
71// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
72// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
73// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
74// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
75// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
76// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
77// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
78// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
79// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
80// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
81//
82// Authors: Gabe Black
83
84////////////////////////////////////////////////////////////////////
85//
86// Decode the two byte opcodes
87//
880x2: decode OPCODE_PREFIXA {
89 0x0F: decode OPCODE_OP_TOP5 {
90 format WarnUnimpl {
91 0x00: decode OPCODE_OP_BOTTOM3 {
92 //0x00: group6();
93 0x00: decode MODRM_REG {
94 0x0: sldt_Mw_or_Rv();
95 0x1: str_Mw_or_Rv();
96 0x2: Inst::LLDT(Ew);
97 0x3: Inst::LTR(Ew);
98 0x4: verr_Mw_or_Rv();
99 0x5: verw_Mw_or_Rv();
100 //0x6: jmpe_Ev(); // IA-64
101 default: Inst::UD2();
102 }
103 //0x01: group7(); // Ugly, ugly, ugly...
104 0x01: decode MODRM_MOD {
105 0x3: decode MODRM_REG {
106 0x0: decode MODRM_RM {
107 0x1: vmcall();
108 0x2: vmlaunch();
109 0x3: vmresume();
110 0x4: vmxoff();
111 default: Inst::UD2();
112 }
113 0x1: decode MODRM_RM {
114 0x0: monitor();
115 0x1: mwait();
116 default: Inst::UD2();
117 }
118 0x3: decode MODRM_RM {
119 0x0: vmrun();
120 0x1: vmmcall();
121 0x2: vmload();
122 0x3: vmsave();
123 0x4: stgi();
124 0x5: clgi();
125 0x6: skinit();
126 0x7: invlpga();
127 }
128 0x4: smsw_Rv();
| 1// Copyright (c) 2008 The Regents of The University of Michigan
2// All rights reserved.
3//
4// Redistribution and use in source and binary forms, with or without
5// modification, are permitted provided that the following conditions are
6// met: redistributions of source code must retain the above copyright
7// notice, this list of conditions and the following disclaimer;
8// redistributions in binary form must reproduce the above copyright
9// notice, this list of conditions and the following disclaimer in the
10// documentation and/or other materials provided with the distribution;
11// neither the name of the copyright holders nor the names of its
12// contributors may be used to endorse or promote products derived from
13// this software without specific prior written permission.
14//
15// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
16// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
17// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
18// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
19// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
20// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
21// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
22// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
23// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
24// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
25// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
26//
27// Authors: Gabe Black
28
29// Copyright (c) 2007-2008 The Hewlett-Packard Development Company
30// All rights reserved.
31//
32// Redistribution and use of this software in source and binary forms,
33// with or without modification, are permitted provided that the
34// following conditions are met:
35//
36// The software must be used only for Non-Commercial Use which means any
37// use which is NOT directed to receiving any direct monetary
38// compensation for, or commercial advantage from such use. Illustrative
39// examples of non-commercial use are academic research, personal study,
40// teaching, education and corporate research & development.
41// Illustrative examples of commercial use are distributing products for
42// commercial advantage and providing services using the software for
43// commercial advantage.
44//
45// If you wish to use this software or functionality therein that may be
46// covered by patents for commercial use, please contact:
47// Director of Intellectual Property Licensing
48// Office of Strategy and Technology
49// Hewlett-Packard Company
50// 1501 Page Mill Road
51// Palo Alto, California 94304
52//
53// Redistributions of source code must retain the above copyright notice,
54// this list of conditions and the following disclaimer. Redistributions
55// in binary form must reproduce the above copyright notice, this list of
56// conditions and the following disclaimer in the documentation and/or
57// other materials provided with the distribution. Neither the name of
58// the COPYRIGHT HOLDER(s), HEWLETT-PACKARD COMPANY, nor the names of its
59// contributors may be used to endorse or promote products derived from
60// this software without specific prior written permission. No right of
61// sublicense is granted herewith. Derivatives of the software and
62// output created using the software may be prepared, but only for
63// Non-Commercial Uses. Derivatives of the software may be shared with
64// others provided: (i) the others agree to abide by the list of
65// conditions herein which includes the Non-Commercial Use restrictions;
66// and (ii) such Derivatives of the software include the above copyright
67// notice to acknowledge the contribution from this software where
68// applicable, this list of conditions and the disclaimer below.
69//
70// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
71// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
72// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
73// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
74// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
75// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
76// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
77// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
78// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
79// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
80// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
81//
82// Authors: Gabe Black
83
84////////////////////////////////////////////////////////////////////
85//
86// Decode the two byte opcodes
87//
880x2: decode OPCODE_PREFIXA {
89 0x0F: decode OPCODE_OP_TOP5 {
90 format WarnUnimpl {
91 0x00: decode OPCODE_OP_BOTTOM3 {
92 //0x00: group6();
93 0x00: decode MODRM_REG {
94 0x0: sldt_Mw_or_Rv();
95 0x1: str_Mw_or_Rv();
96 0x2: Inst::LLDT(Ew);
97 0x3: Inst::LTR(Ew);
98 0x4: verr_Mw_or_Rv();
99 0x5: verw_Mw_or_Rv();
100 //0x6: jmpe_Ev(); // IA-64
101 default: Inst::UD2();
102 }
103 //0x01: group7(); // Ugly, ugly, ugly...
104 0x01: decode MODRM_MOD {
105 0x3: decode MODRM_REG {
106 0x0: decode MODRM_RM {
107 0x1: vmcall();
108 0x2: vmlaunch();
109 0x3: vmresume();
110 0x4: vmxoff();
111 default: Inst::UD2();
112 }
113 0x1: decode MODRM_RM {
114 0x0: monitor();
115 0x1: mwait();
116 default: Inst::UD2();
117 }
118 0x3: decode MODRM_RM {
119 0x0: vmrun();
120 0x1: vmmcall();
121 0x2: vmload();
122 0x3: vmsave();
123 0x4: stgi();
124 0x5: clgi();
125 0x6: skinit();
126 0x7: invlpga();
127 }
128 0x4: smsw_Rv();
|
160 0x7: Inst::INVLPG(M);
161 default: Inst::UD2();
162 }
163 }
164 0x02: lar_Gv_Ew();
165 0x03: lsl_Gv_Ew();
166 // sandpile.org doesn't seem to know what this is...? We'll
167 // use it for pseudo instructions. We've got 16 bits of space
168 // to play with so there can be quite a few pseudo
169 // instructions.
170 //0x04: loadall_or_reset_or_hang();
171 0x4: decode IMMEDIATE {
172 format BasicOperate {
173#if FULL_SYSTEM
174 0x00: m5arm({{
175 PseudoInst::arm(xc->tcBase());
176 }}, IsNonSpeculative);
177 0x01: m5quiesce({{
178 PseudoInst::quiesce(xc->tcBase());
179 }}, IsNonSpeculative);
180 0x02: m5quiesceNs({{
181 PseudoInst::quiesceNs(xc->tcBase(), Rdi);
182 }}, IsNonSpeculative);
183 0x03: m5quiesceCycle({{
184 PseudoInst::quiesceCycles(xc->tcBase(), Rdi);
185 }}, IsNonSpeculative);
186 0x04: m5quiesceTime({{
187 Rax = PseudoInst::quiesceTime(xc->tcBase());
188 }}, IsNonSpeculative);
189#endif
190 0x07: m5rpns({{
191 Rax = PseudoInst::rpns(xc->tcBase());
192 }}, IsNonSpeculative);
193 0x21: m5exit({{
194 PseudoInst::m5exit(xc->tcBase(), Rdi);
195 }}, IsNonSpeculative);
196#if FULL_SYSTEM
197 0x30: m5initparam({{
198 Rax = xc->tcBase()->getCpuPtr()->
199 system->init_param;
200 }}, IsNonSpeculative);
201 0x31: m5loadsymbol({{
202 PseudoInst::loadsymbol(xc->tcBase());
203 }}, IsNonSpeculative);
204#endif
205 0x40: m5resetstats({{
206 PseudoInst::resetstats(xc->tcBase(), Rdi, Rsi);
207 }}, IsNonSpeculative);
208 0x41: m5dumpstats({{
209 PseudoInst::dumpstats(xc->tcBase(), Rdi, Rsi);
210 }}, IsNonSpeculative);
211 0x42: m5dumpresetstats({{
212 PseudoInst::dumpresetstats(xc->tcBase(), Rdi, Rsi);
213 }}, IsNonSpeculative);
214 0x43: m5checkpoint({{
215 PseudoInst::m5checkpoint(xc->tcBase(), Rdi, Rsi);
216 }}, IsNonSpeculative);
217#if FULL_SYSTEM
218 0x50: m5readfile({{
219 Rax = PseudoInst::readfile(
220 xc->tcBase(), Rdi, Rsi, Rdx);
221 }}, IsNonSpeculative);
222#endif
223 0x51: m5debugbreak({{
224 PseudoInst::debugbreak(xc->tcBase());
225 }}, IsNonSpeculative);
226 0x52: m5switchcpu({{
227 PseudoInst::switchcpu(xc->tcBase());
228 }}, IsNonSpeculative);
229#if FULL_SYSTEM
230 0x53: m5addsymbol({{
231 PseudoInst::addsymbol(xc->tcBase(), Rdi, Rsi);
232 }}, IsNonSpeculative);
233#endif
234 0x54: m5panic({{
235 panic("M5 panic instruction called at pc=%#x.\n",
236 xc->readPC());
237 }}, IsNonSpeculative);
238 0x55: m5reserved1({{
239 warn("M5 reserved opcode 1 ignored.\n");
240 }}, IsNonSpeculative);
241 0x56: m5reserved2({{
242 warn("M5 reserved opcode 2 ignored.\n");
243 }}, IsNonSpeculative);
244 0x57: m5reserved3({{
245 warn("M5 reserved opcode 3 ignored.\n");
246 }}, IsNonSpeculative);
247 0x58: m5reserved4({{
248 warn("M5 reserved opcode 4 ignored.\n");
249 }}, IsNonSpeculative);
250 0x59: m5reserved5({{
251 warn("M5 reserved opcode 5 ignored.\n");
252 }}, IsNonSpeculative);
253 default: Inst::UD2();
254 }
255 }
256#if FULL_SYSTEM
257 0x05: decode MODE_MODE {
258 0x0: decode MODE_SUBMODE {
259 0x0: Inst::SYSCALL_64();
260 0x1: Inst::SYSCALL_COMPAT();
261 }
262 0x1: Inst::SYSCALL_LEGACY();
263 }
264#else
265 0x05: SyscallInst::syscall('xc->syscall(Rax)', IsSyscall);
266#endif
267 0x06: Inst::CLTS();
268 0x07: decode MODE_SUBMODE {
269 0x0: decode OPSIZE {
270 // Return to 64 bit mode.
271 0x8: Inst::SYSRET_TO_64();
272 // Return to compatibility mode.
273 default: Inst::SYSRET_TO_COMPAT();
274 }
275 default: Inst::SYSRET_NON_64();
276 }
277 }
278 0x01: decode OPCODE_OP_BOTTOM3 {
279 0x0: invd();
280 0x1: wbinvd();
281 0x2: Inst::UD2();
282 0x3: Inst::UD2();
283 0x4: Inst::UD2();
284 0x5: Inst::PREFETCH(Mb);
285 0x6: FailUnimpl::femms();
286 0x7: FailUnimpl::threednow();
287 }
288 0x02: decode LEGACY_DECODEVAL {
289 // no prefix
290 0x0: decode OPCODE_OP_BOTTOM3 {
291 0x0: movups_Vo_Wo();
292 0x1: movups_Wo_Vo();
293 0x2: decode MODRM_MOD {
294 0x3: movhlps_Vq_VRq();
295 default: movlps_Vq_Mq();
296 }
297 0x3: movlps_Mq_Vq();
298 0x4: unpcklps();
299 0x5: unpckhps();
300 0x6: decode MODRM_MOD {
301 0x3: movlhps_Vq_VRq();
302 default: movhps_Vq_Mq();
303 }
304 0x7: movhps_Mq_Vq();
305 }
306 // repe (0xF3)
307 0x4: decode OPCODE_OP_BOTTOM3 {
308 0x0: movss_Vd_Wd();
309 0x1: movss_Wd_Vd();
310 0x2: movsldup_Vo_Wo();
311 0x6: movshdup_Vo_Wo();
312 default: Inst::UD2();
313 }
314 // operand size (0x66)
315 0x1: decode OPCODE_OP_BOTTOM3 {
316 0x0: movupd_Vo_Wo();
317 0x1: movupd_Wo_Vo();
318 0x2: Inst::MOVLPD(Vq,Mq);
319 0x3: Inst::MOVLPD(Mq,Vq);
320 0x4: unpcklpd_Vo_Wq();
321 0x5: unpckhpd_Vo_Wo();
322 0x6: movhpd_Vq_Mq();
323 0x7: movhpd_Mq_Vq();
324 }
325 // repne (0xF2)
326 0x8: decode OPCODE_OP_BOTTOM3 {
327 0x0: Inst::MOVSD(Vq,Wq);
328 0x1: Inst::MOVSD(Wq,Vq);
329 0x2: movddup_Vo_Wq();
330 default: Inst::UD2();
331 }
332 default: Inst::UD2();
333 }
334 0x03: decode OPCODE_OP_BOTTOM3 {
335 //group17();
336 0x0: decode MODRM_REG {
337 0x0: prefetch_nta();
338 0x1: Inst::PREFETCH_T0(Mb);
339 0x2: prefetch_t1();
340 0x3: prefetch_t2();
341 default: Inst::HINT_NOP();
342 }
343 0x1: Inst::HINT_NOP();
344 0x2: Inst::HINT_NOP();
345 0x3: Inst::HINT_NOP();
346 0x4: Inst::HINT_NOP();
347 0x5: Inst::HINT_NOP();
348 0x6: Inst::HINT_NOP();
349 0x7: Inst::HINT_NOP();
350 }
351 0x04: decode LEGACY_DECODEVAL {
352 // no prefix
353 0x0: decode OPCODE_OP_BOTTOM3 {
354 0x0: Inst::MOV(Rd,Cd);
355 0x1: Inst::MOV(Rd,Dd);
356 0x2: Inst::MOV(Cd,Rd);
357 0x3: Inst::MOV(Dd,Rd);
358 0x4: mov_Rd_Td();
359 0x6: mov_Td_Rd();
360 default: Inst::UD2();
361 }
362 // lock prefix (0xF0)
363 0x2: decode OPCODE_OP_BOTTOM3 {
364 0x0: mov_Rd_CR8D();
365 0x2: mov_CR8D_Rd();
366 }
367 default: Inst::UD2();
368 }
369 0x05: decode LEGACY_DECODEVAL {
370 // no prefix
371 0x0: decode OPCODE_OP_BOTTOM3 {
372 //These moves should really use size o (octword), but
373 //because they are split in two, they use q (quadword).
374 0x0: Inst::MOVAPS(Vq,Wq);
375 0x1: Inst::MOVAPS(Wq,Vq);
376 0x2: decode MODRM_MOD {
377 0x3: cvtpi2pS_Vq_Pq();
378 default: cvtpi2ps_Vq_Mq();
379 }
380 0x3: movntps_Mo_Vo();
381 0x4: cvttps2pi_Pq_Wq();
382 0x5: cvtpS2pi_Pq_Wq();
383 0x6: ucomiss_Vd_Wd();
384 0x7: comiss_Vd_Wd();
385 }
386 // repe (0xF3)
387 0x4: decode OPCODE_OP_BOTTOM3 {
388 0x2: cvtsi2ss_Vd_Ed();
389 0x4: cvttss2si_Gd_Wd();
390 0x5: cvtss2si_Gd_Wd();
391 default: Inst::UD2();
392 }
393 // operand size (0x66)
394 0x1: decode OPCODE_OP_BOTTOM3 {
395 0x0: movapd_Vo_Wo();
396 0x1: movapd_Wo_Vo();
397 0x2: decode MODRM_MOD {
398 0x3: cvtpi2pd_Vo_Pq();
399 default: cvtpi2pd_Vo_Mq();
400 }
401 0x3: movntpd_Mo_Vo();
402 0x4: cvttpd2pi_Pq_Wo();
403 0x5: cvtpd2pi_Pq_Wo();
404 0x6: Inst::UCOMISD(Vq,Wq);
405 0x7: comisd_Vq_Wq();
406 }
407 // repne (0xF2)
408 0x8: decode OPCODE_OP_BOTTOM3 {
409 // The size of the V operand should be q, not dp
410 0x2: Inst::CVTSI2SD(Vdp,Edp);
411 // The size of the W operand should be q, not dp
412 0x4: Inst::CVTTSD2SI(Gdp,Wdp);
413 0x5: cvtsd2si_Gd_Wq();
414 default: Inst::UD2();
415 }
416 default: Inst::UD2();
417 }
418 0x06: decode OPCODE_OP_BOTTOM3 {
419 0x0: Inst::WRMSR();
420 0x1: Inst::RDTSC();
421 0x2: Inst::RDMSR();
422 0x3: rdpmc();
423#if FULL_SYSTEM
424 0x4: sysenter();
425#else
426 0x4: SyscallInst::sysenter('xc->syscall(Rax)', IsSyscall);
427#endif
428 0x5: sysexit();
429 0x6: Inst::UD2();
430 0x7: getsec();
431 }
432 0x07: decode OPCODE_OP_BOTTOM3 {
433 0x0: three_byte_opcode();
434 0x1: three_byte_opcode();
435 0x2: three_byte_opcode();
436 0x3: three_byte_opcode();
437 0x4: three_byte_opcode();
438 0x5: three_byte_opcode();
439 0x6: three_byte_opcode();
440 0x7: three_byte_opcode();
441 }
442 format Inst {
443 0x08: decode OPCODE_OP_BOTTOM3 {
444 0x0: CMOVO(Gv,Ev);
445 0x1: CMOVNO(Gv,Ev);
446 0x2: CMOVB(Gv,Ev);
447 0x3: CMOVNB(Gv,Ev);
448 0x4: CMOVZ(Gv,Ev);
449 0x5: CMOVNZ(Gv,Ev);
450 0x6: CMOVBE(Gv,Ev);
451 0x7: CMOVNBE(Gv,Ev);
452 }
453 0x09: decode OPCODE_OP_BOTTOM3 {
454 0x0: CMOVS(Gv,Ev);
455 0x1: CMOVNS(Gv,Ev);
456 0x2: CMOVP(Gv,Ev);
457 0x3: CMOVNP(Gv,Ev);
458 0x4: CMOVL(Gv,Ev);
459 0x5: CMOVNL(Gv,Ev);
460 0x6: CMOVLE(Gv,Ev);
461 0x7: CMOVNLE(Gv,Ev);
462 }
463 }
464 0x0A: decode LEGACY_DECODEVAL {
465 // no prefix
466 0x0: decode OPCODE_OP_BOTTOM3 {
467 0x0: movmskps_Gd_VRo();
468 0x1: sqrtps_Vo_Wo();
469 0x2: rqsrtps_Vo_Wo();
470 0x3: rcpps_Vo_Wo();
471 0x4: andps_Vo_Wo();
472 0x5: andnps_Vo_Wo();
473 0x6: orps_Vo_Wo();
474 0x7: xorps_Vo_Wo();
475 }
476 // repe (0xF3)
477 0x4: decode OPCODE_OP_BOTTOM3 {
478 0x1: sqrtss_Vd_Wd();
479 0x2: rsqrtss_Vd_Wd();
480 0x3: rcpss_Vd_Wd();
481 default: Inst::UD2();
482 }
483 // operand size (0x66)
484 0x1: decode OPCODE_OP_BOTTOM3 {
485 0x0: movmskpd_Gd_VRo();
486 0x1: sqrtpd_Vo_Wo();
487 0x4: andpd_Vo_Wo();
488 0x5: andnpd_Vo_Wo();
489 0x6: orpd_Vo_Wo();
490 //This really should be type o, but it works on q sized
491 //chunks at a time.
492 0x7: Inst::XORPD(Vq,Wq);
493 default: Inst::UD2();
494 }
495 format Inst {
496 // repne (0xF2)
497 0x8: decode OPCODE_OP_BOTTOM3 {
498 0x1: SQRTSD(Vq,Wq);
499 default: UD2();
500 }
501 default: UD2();
502 }
503 }
504 0x0B: decode LEGACY_DECODEVAL {
505 // no prefix
506 0x0: decode OPCODE_OP_BOTTOM3 {
507 0x0: addps_Vo_Wo();
508 0x1: mulps_Vo_Wo();
509 0x2: cvtps2pd_Vo_Wq();
510 0x3: cvtdq2ps_Vo_Wo();
511 0x4: subps_Vo_Wo();
512 0x5: minps_Vo_Wo();
513 0x6: divps_Vo_Wo();
514 0x7: maxps_Vo_Wo();
515 }
516 // repe (0xF3)
517 0x4: decode OPCODE_OP_BOTTOM3 {
518 0x0: addss_Vd_Wd();
519 0x1: mulss_Vd_Wd();
520 0x2: cvtss2sd_Vq_Wd();
521 0x3: cvttps2dq_Vo_Wo();
522 0x4: subss_Vd_Wd();
523 0x5: minss_Vd_Wd();
524 0x6: divss_Vd_Wd();
525 0x7: maxss_Vd_Wd();
526 }
527 // operand size (0x66)
528 0x1: decode OPCODE_OP_BOTTOM3 {
529 0x0: addpd_Vo_Wo();
530 0x1: mulpd_Vo_Wo();
531 0x2: cvtpd2ps_Vo_Wo();
532 0x3: cvtps2dq_Vo_Wo();
533 0x4: subpd_Vo_Wo();
534 0x5: minpd_Vo_Wo();
535 0x6: divpd_Vo_Wo();
536 0x7: maxpd_Vo_Wo();
537 }
538 // repne (0xF2)
539 0x8: decode OPCODE_OP_BOTTOM3 {
540 0x0: Inst::ADDSD(Vq,Wq);
541 0x1: Inst::MULSD(Vq,Wq);
542 0x2: cvtsd2ss_Vd_Wq();
543 0x4: Inst::SUBSD(Vq,Wq);
544 0x5: minsd_Vq_Wq();
545 0x6: Inst::DIVSD(Vq,Wq);
546 0x7: maxsd_Vq_Wq();
547 default: Inst::UD2();
548 }
549 default: Inst::UD2();
550 }
551 0x0C: decode LEGACY_DECODEVAL {
552 // no prefix
553 0x0: decode OPCODE_OP_BOTTOM3 {
554 0x0: punpcklbw_Pq_Qd();
555 0x1: punpcklwd_Pq_Qd();
556 0x2: punpckldq_Pq_Qd();
557 0x3: packsswb_Pq_Qq();
558 0x4: pcmpgtb_Pq_Qq();
559 0x5: pcmpgtw_Pq_Qq();
560 0x6: pcmpgtd_Pq_Qq();
561 0x7: packuswb_Pq_Qq();
562 }
563 // operand size (0x66)
564 0x1: decode OPCODE_OP_BOTTOM3 {
565 0x0: punpcklbw_Vo_Wq();
566 0x1: punpcklwd_Vo_Wq();
567 0x2: punpckldq_Vo_Wq();
568 0x3: packsswb_Vo_Wo();
569 0x4: pcmpgtb_Vo_Wo();
570 0x5: pcmpgtw_Vo_Wo();
571 0x6: pcmpgtd_Vo_Wo();
572 0x7: packuswb_Vo_Wo();
573 }
574 default: Inst::UD2();
575 }
576 0x0D: decode LEGACY_DECODEVAL {
577 // no prefix
578 0x0: decode OPCODE_OP_BOTTOM3 {
579 0x0: punpckhbw_Pq_Qq();
580 0x1: punpckhwd_Pq_Qq();
581 0x2: punpckhdq_Pq_Qq();
582 0x3: packssdw_Pq_Qq();
583 0x6: movd_Pq_Ed();
584 0x7: movq_Pq_Qq();
585 default: Inst::UD2();
586 }
587 // repe (0xF3)
588 0x4: decode OPCODE_OP_BOTTOM3 {
589 0x7: movdqu_Vo_Wo();
590 default: Inst::UD2();
591 }
592 // operand size (0x66)
593 0x1: decode OPCODE_OP_BOTTOM3 {
594 0x0: punpckhbw_Vo_Wo();
595 0x1: punpckhwd_Vo_Wo();
596 0x2: punpckhdq_Vo_Wo();
597 0x3: packssdw_Vo_Wo();
598 0x4: punpcklqdq_Vo_Wq();
599 0x5: punpcklqdq_Vo_Wq();
600 0x6: movd_Vo_Ed();
601 0x7: movdqa_Vo_Wo();
602 }
603 default: Inst::UD2();
604 }
605 0x0E: decode LEGACY_DECODEVAL {
606 // no prefix
607 0x0: decode OPCODE_OP_BOTTOM3 {
608 0x0: pshufw_Pq_Qq_Ib();
609 //0x1: group13_pshimw();
610 0x1: decode MODRM_REG {
611 0x2: decode LEGACY_OP {
612 0x0: psrlw_PRq_Ib();
613 0x1: psrlw_VRo_Ib();
614 }
615 0x4: decode LEGACY_OP {
616 0x0: psraw_PRq_Ib();
617 0x1: psraw_VRo_Ib();
618 }
619 0x6: decode LEGACY_OP {
620 0x0: psllw_PRq_Ib();
621 0x1: psllw_VRo_Ib();
622 }
623 default: Inst::UD2();
624 }
625 //0x2: group14_pshimd();
626 0x2: decode MODRM_REG {
627 0x2: decode LEGACY_OP {
628 0x0: psrld_PRq_Ib();
629 0x1: psrld_VRo_Ib();
630 }
631 0x4: decode LEGACY_OP {
632 0x0: psrad_PRq_Ib();
633 0x1: psrad_VRo_Ib();
634 }
635 0x6: decode LEGACY_OP {
636 0x0: pslld_PRq_Ib();
637 0x1: pslld_VRo_Ib();
638 }
639 default: Inst::UD2();
640 }
641 //0x3: group15_pshimq();
642 0x3: decode MODRM_REG {
643 0x2: decode LEGACY_OP {
644 0x0: psrlq_PRq_Ib();
645 0x1: psrlq_VRo_Ib();
646 }
647 0x3: decode LEGACY_OP {
648 0x0: Inst::UD2();
649 0x1: psrldq_VRo_Ib();
650 }
651 0x6: decode LEGACY_OP {
652 0x0: psllq_PRq_Ib();
653 0x1: psllq_VRo_Ib();
654 }
655 0x7: decode LEGACY_OP {
656 0x0: Inst::UD2();
657 0x1: pslldq_VRo_Ib();
658 }
659 default: Inst::UD2();
660 }
661 0x4: pcmpeqb_Pq_Qq();
662 0x5: pcmpeqw_Pq_Qq();
663 0x6: pcmpeqd_Pq_Qq();
664 0x7: emms();
665 }
666 // repe (0xF3)
667 0x4: decode OPCODE_OP_BOTTOM3 {
668 0x0: pshufhw_Vo_Wo_Ib();
669 default: Inst::UD2();
670 }
671 // operand size (0x66)
672 0x1: decode OPCODE_OP_BOTTOM3 {
673 0x0: pshufd_Vo_Wo_Ib();
674 //0x1: group13_pshimw();
675 0x1: decode MODRM_REG {
676 0x2: decode LEGACY_OP {
677 0x0: psrlw_PRq_Ib();
678 0x1: psrlw_VRo_Ib();
679 }
680 0x4: decode LEGACY_OP {
681 0x0: psraw_PRq_Ib();
682 0x1: psraw_VRo_Ib();
683 }
684 0x6: decode LEGACY_OP {
685 0x0: psllw_PRq_Ib();
686 0x1: psllw_VRo_Ib();
687 }
688 default: Inst::UD2();
689 }
690 //0x2: group14_pshimd();
691 0x2: decode MODRM_REG {
692 0x2: decode LEGACY_OP {
693 0x0: psrld_PRq_Ib();
694 0x1: psrld_VRo_Ib();
695 }
696 0x4: decode LEGACY_OP {
697 0x0: psrad_PRq_Ib();
698 0x1: psrad_VRo_Ib();
699 }
700 0x6: decode LEGACY_OP {
701 0x0: pslld_PRq_Ib();
702 0x1: pslld_VRo_Ib();
703 }
704 default: Inst::UD2();
705 }
706 //0x3: group15_pshimq();
707 0x3: decode MODRM_REG {
708 0x2: decode LEGACY_OP {
709 0x0: psrlq_PRq_Ib();
710 0x1: psrlq_VRo_Ib();
711 }
712 0x3: decode LEGACY_OP {
713 0x0: Inst::UD2();
714 0x1: psrldq_VRo_Ib();
715 }
716 0x6: decode LEGACY_OP {
717 0x0: psllq_PRq_Ib();
718 0x1: psllq_VRo_Ib();
719 }
720 0x7: decode LEGACY_OP {
721 0x0: Inst::UD2();
722 0x1: pslldq_VRo_Ib();
723 }
724 default: Inst::UD2();
725 }
726 0x4: pcmpeqb_Vo_Wo();
727 0x5: pcmpeqw_Vo_Wo();
728 0x6: pcmpeqd_Vo_Wo();
729 default: Inst::UD2();
730 }
731 // repne (0xF2)
732 0x8: decode OPCODE_OP_BOTTOM3 {
733 0x0: pshuflw_Vo_Wo_Ib();
734 default: Inst::UD2();
735 }
736 default: Inst::UD2();
737 }
738 0x0F: decode LEGACY_DECODEVAL {
739 // no prefix
740 0x0: decode OPCODE_OP_BOTTOM3 {
741 0x0: vmread_Ed_or_Eq_Gd_or_Gq();
742 0x1: vmwrite_Gd_or_Gq_Ed_or_Eq();
743 0x6: mov_Ed_Pd();
744 0x7: mov_Qq_Pq();
745 default: Inst::UD2();
746 }
747 // repe (0xF3)
748 0x4: decode OPCODE_OP_BOTTOM3 {
749 0x6: movq_Vo_Mq_or_Vq_Vq();
750 0x7: movdqu_Wo_Vo();
751 default: Inst::UD2();
752 }
753 // operand size (0x66)
754 0x1: decode OPCODE_OP_BOTTOM3 {
755 0x4: haddpd_Vo_Wo();
756 0x5: hsubpd_Vo_Wo();
757 0x6: movd_Ed_Vd();
758 0x7: movdqa_Wo_Vo();
759 default: Inst::UD2();
760 }
761 // repne (0xF2)
762 0x8: decode OPCODE_OP_BOTTOM3 {
763 0x4: haddps_Vo_Wo();
764 0x5: hsubps_Vo_Wo();
765 default: Inst::UD2();
766 }
767 default: Inst::UD2();
768 }
769 format Inst {
770 0x10: decode OPCODE_OP_BOTTOM3 {
771 0x0: JO(Jz);
772 0x1: JNO(Jz);
773 0x2: JB(Jz);
774 0x3: JNB(Jz);
775 0x4: JZ(Jz);
776 0x5: JNZ(Jz);
777 0x6: JBE(Jz);
778 0x7: JNBE(Jz);
779 }
780 0x11: decode OPCODE_OP_BOTTOM3 {
781 0x0: JS(Jz);
782 0x1: JNS(Jz);
783 0x2: JP(Jz);
784 0x3: JNP(Jz);
785 0x4: JL(Jz);
786 0x5: JNL(Jz);
787 0x6: JLE(Jz);
788 0x7: JNLE(Jz);
789 }
790 0x12: decode OPCODE_OP_BOTTOM3 {
791 0x0: SETO(Eb);
792 0x1: SETNO(Eb);
793 0x2: SETB(Eb);
794 0x3: SETNB(Eb);
795 0x4: SETZ(Eb);
796 0x5: SETNZ(Eb);
797 0x6: SETBE(Eb);
798 0x7: SETNBE(Eb);
799 }
800 0x13: decode OPCODE_OP_BOTTOM3 {
801 0x0: SETS(Eb);
802 0x1: SETNS(Eb);
803 0x2: SETP(Eb);
804 0x3: SETNP(Eb);
805 0x4: SETL(Eb);
806 0x5: SETNL(Eb);
807 0x6: SETLE(Eb);
808 0x7: SETNLE(Eb);
809 }
810 }
811 0x14: decode OPCODE_OP_BOTTOM3 {
812 0x0: push_fs();
813 0x1: pop_fs();
814 0x2: CPUIDInst::CPUID({{
815 CpuidResult result;
816 success = doCpuid(xc->tcBase(), bits(Rax, 31, 0), result);
817 Rax = result.rax;
818 Rbx = result.rbx;
819 Rcx = result.rcx;
820 Rdx = result.rdx;
821 }});
822 0x3: Inst::BT(Ev,Gv);
823 0x4: shld_Ev_Gv_Ib();
824 0x5: shld_Ev_Gv_rCl();
825 0x6: xbts_and_cmpxchg();
826 0x7: ibts_and_cmpxchg();
827 }
828 0x15: decode OPCODE_OP_BOTTOM3 {
829 0x0: push_gs();
830 0x1: pop_gs();
831 0x2: rsm_smm();
832 0x3: Inst::BTS(Ev,Gv);
833 0x4: Inst::SHRD(Ev,Gv,Ib);
834 0x5: shrd_Ev_Gv_rCl();
835 //0x6: group16();
836 0x6: decode MODRM_REG {
837 0x0: fxsave();
838 0x1: fxrstor();
839 0x2: ldmxcsr();
840 0x3: stmxcsr();
841 0x4: Inst::UD2();
842 0x5: decode MODRM_MOD {
843 0x3: BasicOperate::LFENCE(
844 {{/*Nothing*/}}, IsReadBarrier);
845 default: Inst::UD2();
846 }
847 0x6: decode MODRM_MOD {
848 0x3: BasicOperate::MFENCE(
849 {{/*Nothing*/}}, IsMemBarrier);
850 default: Inst::UD2();
851 }
852 0x7: decode MODRM_MOD {
853 0x3: BasicOperate::SFENCE(
854 {{/*Nothing*/}}, IsWriteBarrier);
855 default: Inst::UD2();
856 }
857 }
858 0x7: Inst::IMUL(Gv,Ev);
859 }
860 0x16: decode OPCODE_OP_BOTTOM3 {
861 0x0: Inst::CMPXCHG(Eb,Gb);
862 0x1: Inst::CMPXCHG(Ev,Gv);
863 0x2: lss_Gz_Mp();
864 0x3: Inst::BTR(Ev,Gv);
865 0x4: lfs_Gz_Mp();
866 0x5: lgs_Gz_Mp();
867 //The size of the second operand in these instructions should
868 //really be "b" or "w", but it's set to v in order to have a
869 //consistent register size. This shouldn't affect behavior.
870 0x6: Inst::MOVZX_B(Gv,Ev);
871 0x7: Inst::MOVZX_W(Gv,Ev);
872 }
873 0x17: decode OPCODE_OP_BOTTOM3 {
874 0x0: jmpe_Jz(); // IA-64?
875 format Inst {
876 //0x1: group11_UD2();
877 0x1: UD2();
878 //0x2: group8_Ev_Ib();
879 0x2: decode MODRM_REG {
880 0x4: BT(Ev,Ib);
881 0x5: BTS(Ev,Ib);
882 0x6: BTR(Ev,Ib);
883 0x7: BTC(Ev,Ib);
884 default: UD2();
885 }
886 0x3: BTC(Ev,Gv);
887 }
888 0x4: Inst::BSF(Gv,Ev);
889 0x5: Inst::BSR(Gv,Ev);
890 //The size of the second operand in these instructions should
891 //really be "b" or "w", but it's set to v in order to have a
892 //consistent register size. This shouldn't affect behavior.
893 0x6: Inst::MOVSX_B(Gv,Ev);
894 0x7: Inst::MOVSX_W(Gv,Ev);
895 }
896 0x18: decode OPCODE_OP_BOTTOM3 {
897 0x0: Inst::XADD(Eb,Gb);
898 0x1: Inst::XADD(Ev,Gv);
899 //0x7: group9();
900 0x7: decode MODRM_REG {
901 0x1: cmpxchg_Mq();
902 0x6: decode LEGACY_OP {
903 0x1: vmclear_Mq();
904 default: decode LEGACY_REP {
905 0x1: vmxon_Mq();
906 0x0: vmptrld_Mq();
907 }
908 }
909 0x7: vmptrst_Mq();
910 default: Inst::UD2();
911 }
912 default: decode LEGACY_DECODEVAL {
913 // no prefix
914 0x0: decode OPCODE_OP_BOTTOM3 {
915 0x2: cmpccps_Vo_Wo_Ib();
916 0x3: cvtdq2ps_Vo_Wo();
917 0x4: subps_Vo_Wo();
918 0x5: minps_Vo_Wo();
919 0x6: divps_Vo_Wo();
920 }
921 // repe (0xF3)
922 0x4: decode OPCODE_OP_BOTTOM3 {
923 0x2: cmpccss_Vd_Wd_Ib();
924 default: Inst::UD2();
925 }
926 // operand size (0x66)
927 0x1: decode OPCODE_OP_BOTTOM3 {
928 0x2: cmpccpd_Vo_Wo_Ib();
929 0x4: subpd_Vo_Wo();
930 0x5: minpd_Vo_Wo();
931 0x6: divpd_Vo_Wo();
932 default: Inst::UD2();
933 }
934 // repne (0xF2)
935 0x8: decode OPCODE_OP_BOTTOM3 {
936 0x2: cmpccsd_Vq_Wq_Ib();
937 default: Inst::UD2();
938 }
939 default: Inst::UD2();
940 }
941 }
942 0x19: decode OPSIZE {
943 4: Inst::BSWAP_D(Bd);
944 8: Inst::BSWAP_Q(Bq);
945 default: Inst::UD2();
946 }
947 0x1A: decode LEGACY_DECODEVAL {
948 // no prefix
949 0x0: decode OPCODE_OP_BOTTOM3 {
950 0x1: psrlw_Pq_Qq();
951 0x2: psrld_Pq_Qq();
952 0x3: psrlq_Pq_Qq();
953 0x4: paddq_Pq_Qq();
954 0x5: pmullw_Pq_Qq();
955 0x7: pmovmskb_Gd_PRq();
956 default: Inst::UD2();
957 }
958 // repe (0xF3)
959 0x4: decode OPCODE_OP_BOTTOM3 {
960 0x6: movq2dq_Vo_PRq();
961 default: Inst::UD2();
962 }
963 // operand size (0x66)
964 0x1: decode OPCODE_OP_BOTTOM3 {
965 0x0: addsubpd_Vo_Wo();
966 0x1: psrlw_Vo_Wo();
967 0x2: psrld_Vo_Wo();
968 0x3: psrlq_Vo_Wo();
969 0x4: paddq_Vo_Wo();
970 0x5: pmullw_Vo_Wo();
971 0x6: decode MODRM_MOD {
972 0x3: movq_Vq_Vq();
973 default: movq_Mq_Vq();
974 }
975 0x7: pmovmskb_Gd_VRo();
976 }
977 // repne (0xF2)
978 0x8: decode OPCODE_OP_BOTTOM3 {
979 0x0: addsubps_Vo_Wo();
980 0x6: movdq2q_Pq_VRq();
981 default: Inst::UD2();
982 }
983 default: Inst::UD2();
984 }
985 0x1B: decode LEGACY_DECODEVAL {
986 // no prefix
987 0x0: decode OPCODE_OP_BOTTOM3 {
988 0x0: psubusb_Pq_Qq();
989 0x1: psubusw_Pq_Qq();
990 0x2: pminub_Pq_Qq();
991 0x3: pand_Pq_Qq();
992 0x4: paddusb_Pq_Qq();
993 0x5: paddusw_Pq_Qq();
994 0x6: pmaxub_Pq_Qq();
995 0x7: pandn_Pq_Qq();
996 }
997 // operand size (0x66)
998 0x1: decode OPCODE_OP_BOTTOM3 {
999 0x0: psubusb_Vo_Wo();
1000 0x1: psubusw_Vo_Wo();
1001 0x2: pminub_Vo_Wo();
1002 0x3: pand_Vo_Wo();
1003 0x4: paddusb_Vo_Wo();
1004 0x5: paddusw_Vo_Wo();
1005 0x6: pmaxub_Vo_Wo();
1006 0x7: pandn_Vo_Wo();
1007 }
1008 default: Inst::UD2();
1009 }
1010 0x1C: decode LEGACY_DECODEVAL {
1011 // no prefix
1012 0x0: decode OPCODE_OP_BOTTOM3 {
1013 0x0: pavgb_Pq_Qq();
1014 0x1: psraw_Pq_Qq();
1015 0x2: psrad_Pq_Qq();
1016 0x3: pavgw_Pq_Qq();
1017 0x4: pmulhuw_Pq_Qq();
1018 0x5: pmulhw_Pq_Qq();
1019 0x7: movntq_Mq_Pq();
1020 default: Inst::UD2();
1021 }
1022 // repe (0xF3)
1023 0x4: decode OPCODE_OP_BOTTOM3 {
1024 0x6: cvtdq2pd_Vo_Wq();
1025 default: Inst::UD2();
1026 }
1027 // operand size (0x66)
1028 0x1: decode OPCODE_OP_BOTTOM3 {
1029 0x0: pavgb_Vo_Wo();
1030 0x1: psraw_Vo_Wo();
1031 0x2: psrad_Vo_Wo();
1032 0x3: pavgw_Vo_Wo();
1033 0x4: pmulhuw_Vo_Wo();
1034 0x5: pmulhw_Vo_Wo();
1035 0x6: cvttpd2dq_Vo_Wo();
1036 0x7: movntdq_Mo_Vo();
1037 }
1038 // repne (0xF2)
1039 0x8: decode OPCODE_OP_BOTTOM3 {
1040 0x6: cvtpd2dq_Vo_Wo();
1041 default: Inst::UD2();
1042 }
1043 default: Inst::UD2();
1044 }
1045 0x1D: decode LEGACY_DECODEVAL {
1046 // no prefix
1047 0x0: decode OPCODE_OP_BOTTOM3 {
1048 0x0: psubsb_Pq_Qq();
1049 0x1: psubsw_Pq_Qq();
1050 0x2: pminsw_Pq_Qq();
1051 0x3: por_Pq_Qq();
1052 0x4: paddsb_Pq_Qq();
1053 0x5: paddsw_Pq_Qq();
1054 0x6: pmaxsw_Pq_Qq();
1055 0x7: pxor_Pq_Qq();
1056 }
1057 // operand size (0x66)
1058 0x1: decode OPCODE_OP_BOTTOM3 {
1059 0x0: psubsb_Vo_Wo();
1060 0x1: psubsw_Vo_Wo();
1061 0x2: pminsw_Vo_Wo();
1062 0x3: por_Vo_Wo();
1063 0x4: paddsb_Vo_Wo();
1064 0x5: paddsw_Vo_Wo();
1065 0x6: pmaxsw_Vo_Wo();
1066 0x7: pxor_Vo_Wo();
1067 }
1068 default: Inst::UD2();
1069 }
1070 0x1E: decode OPCODE_OP_BOTTOM3 {
1071 // no prefix
1072 0x0: decode OPCODE_OP_BOTTOM3 {
1073 0x1: psllw_Pq_Qq();
1074 0x2: pslld_Pq_Qq();
1075 0x3: psllq_Pq_Qq();
1076 0x4: pmuludq_Pq_Qq();
1077 0x5: pmaddwd_Pq_Qq();
1078 0x6: psadbw_Pq_Qq();
1079 0x7: maskmovq_Pq_PRq();
1080 default: Inst::UD2();
1081 }
1082 // operand size (0x66)
1083 0x1: decode OPCODE_OP_BOTTOM3 {
1084 0x1: psllw_Vo_Wo();
1085 0x2: pslld_Vo_Wo();
1086 0x3: psllq_Vo_Wo();
1087 0x4: pmuludq_Vo_Wo();
1088 0x5: pmaddwd_Vo_Wo();
1089 0x6: psadbw_Vo_Wo();
1090 0x7: maskmovdqu_Vo_VRo();
1091 default: Inst::UD2();
1092 }
1093 // repne (0xF2)
1094 0x8: decode OPCODE_OP_BOTTOM3 {
1095 0x0: lddqu_Vo_Mo();
1096 default: Inst::UD2();
1097 }
1098 default: Inst::UD2();
1099 }
1100 0x1F: decode LEGACY_DECODEVAL {
1101 // no prefix
1102 0x0: decode OPCODE_OP_BOTTOM3 {
1103 0x0: psubb_Pq_Qq();
1104 0x1: psubw_Pq_Qq();
1105 0x2: psubd_Pq_Qq();
1106 0x3: psubq_Pq_Qq();
1107 0x4: paddb_Pq_Qq();
1108 0x5: paddw_Pq_Qq();
1109 0x6: paddd_Pq_Qq();
1110 0x7: Inst::UD2();
1111 }
1112 // operand size (0x66)
1113 0x1: decode OPCODE_OP_BOTTOM3 {
1114 0x0: psubb_Vo_Wo();
1115 0x1: psubw_Vo_Wo();
1116 0x2: psubd_Vo_Wo();
1117 0x3: psubq_Vo_Wo();
1118 0x4: paddb_Vo_Wo();
1119 0x5: paddw_Vo_Wo();
1120 0x6: paddd_Vo_Wo();
1121 0x7: Inst::UD2();
1122 }
1123 default: Inst::UD2();
1124 }
1125 default: FailUnimpl::twoByteOps();
1126 }
1127 }
1128 default: M5InternalError::error(
1129 {{"Unexpected first opcode byte in two byte opcode!"}});
1130}
| 160 0x7: Inst::INVLPG(M);
161 default: Inst::UD2();
162 }
163 }
164 0x02: lar_Gv_Ew();
165 0x03: lsl_Gv_Ew();
166 // sandpile.org doesn't seem to know what this is...? We'll
167 // use it for pseudo instructions. We've got 16 bits of space
168 // to play with so there can be quite a few pseudo
169 // instructions.
170 //0x04: loadall_or_reset_or_hang();
171 0x4: decode IMMEDIATE {
172 format BasicOperate {
173#if FULL_SYSTEM
174 0x00: m5arm({{
175 PseudoInst::arm(xc->tcBase());
176 }}, IsNonSpeculative);
177 0x01: m5quiesce({{
178 PseudoInst::quiesce(xc->tcBase());
179 }}, IsNonSpeculative);
180 0x02: m5quiesceNs({{
181 PseudoInst::quiesceNs(xc->tcBase(), Rdi);
182 }}, IsNonSpeculative);
183 0x03: m5quiesceCycle({{
184 PseudoInst::quiesceCycles(xc->tcBase(), Rdi);
185 }}, IsNonSpeculative);
186 0x04: m5quiesceTime({{
187 Rax = PseudoInst::quiesceTime(xc->tcBase());
188 }}, IsNonSpeculative);
189#endif
190 0x07: m5rpns({{
191 Rax = PseudoInst::rpns(xc->tcBase());
192 }}, IsNonSpeculative);
193 0x21: m5exit({{
194 PseudoInst::m5exit(xc->tcBase(), Rdi);
195 }}, IsNonSpeculative);
196#if FULL_SYSTEM
197 0x30: m5initparam({{
198 Rax = xc->tcBase()->getCpuPtr()->
199 system->init_param;
200 }}, IsNonSpeculative);
201 0x31: m5loadsymbol({{
202 PseudoInst::loadsymbol(xc->tcBase());
203 }}, IsNonSpeculative);
204#endif
205 0x40: m5resetstats({{
206 PseudoInst::resetstats(xc->tcBase(), Rdi, Rsi);
207 }}, IsNonSpeculative);
208 0x41: m5dumpstats({{
209 PseudoInst::dumpstats(xc->tcBase(), Rdi, Rsi);
210 }}, IsNonSpeculative);
211 0x42: m5dumpresetstats({{
212 PseudoInst::dumpresetstats(xc->tcBase(), Rdi, Rsi);
213 }}, IsNonSpeculative);
214 0x43: m5checkpoint({{
215 PseudoInst::m5checkpoint(xc->tcBase(), Rdi, Rsi);
216 }}, IsNonSpeculative);
217#if FULL_SYSTEM
218 0x50: m5readfile({{
219 Rax = PseudoInst::readfile(
220 xc->tcBase(), Rdi, Rsi, Rdx);
221 }}, IsNonSpeculative);
222#endif
223 0x51: m5debugbreak({{
224 PseudoInst::debugbreak(xc->tcBase());
225 }}, IsNonSpeculative);
226 0x52: m5switchcpu({{
227 PseudoInst::switchcpu(xc->tcBase());
228 }}, IsNonSpeculative);
229#if FULL_SYSTEM
230 0x53: m5addsymbol({{
231 PseudoInst::addsymbol(xc->tcBase(), Rdi, Rsi);
232 }}, IsNonSpeculative);
233#endif
234 0x54: m5panic({{
235 panic("M5 panic instruction called at pc=%#x.\n",
236 xc->readPC());
237 }}, IsNonSpeculative);
238 0x55: m5reserved1({{
239 warn("M5 reserved opcode 1 ignored.\n");
240 }}, IsNonSpeculative);
241 0x56: m5reserved2({{
242 warn("M5 reserved opcode 2 ignored.\n");
243 }}, IsNonSpeculative);
244 0x57: m5reserved3({{
245 warn("M5 reserved opcode 3 ignored.\n");
246 }}, IsNonSpeculative);
247 0x58: m5reserved4({{
248 warn("M5 reserved opcode 4 ignored.\n");
249 }}, IsNonSpeculative);
250 0x59: m5reserved5({{
251 warn("M5 reserved opcode 5 ignored.\n");
252 }}, IsNonSpeculative);
253 default: Inst::UD2();
254 }
255 }
256#if FULL_SYSTEM
257 0x05: decode MODE_MODE {
258 0x0: decode MODE_SUBMODE {
259 0x0: Inst::SYSCALL_64();
260 0x1: Inst::SYSCALL_COMPAT();
261 }
262 0x1: Inst::SYSCALL_LEGACY();
263 }
264#else
265 0x05: SyscallInst::syscall('xc->syscall(Rax)', IsSyscall);
266#endif
267 0x06: Inst::CLTS();
268 0x07: decode MODE_SUBMODE {
269 0x0: decode OPSIZE {
270 // Return to 64 bit mode.
271 0x8: Inst::SYSRET_TO_64();
272 // Return to compatibility mode.
273 default: Inst::SYSRET_TO_COMPAT();
274 }
275 default: Inst::SYSRET_NON_64();
276 }
277 }
278 0x01: decode OPCODE_OP_BOTTOM3 {
279 0x0: invd();
280 0x1: wbinvd();
281 0x2: Inst::UD2();
282 0x3: Inst::UD2();
283 0x4: Inst::UD2();
284 0x5: Inst::PREFETCH(Mb);
285 0x6: FailUnimpl::femms();
286 0x7: FailUnimpl::threednow();
287 }
288 0x02: decode LEGACY_DECODEVAL {
289 // no prefix
290 0x0: decode OPCODE_OP_BOTTOM3 {
291 0x0: movups_Vo_Wo();
292 0x1: movups_Wo_Vo();
293 0x2: decode MODRM_MOD {
294 0x3: movhlps_Vq_VRq();
295 default: movlps_Vq_Mq();
296 }
297 0x3: movlps_Mq_Vq();
298 0x4: unpcklps();
299 0x5: unpckhps();
300 0x6: decode MODRM_MOD {
301 0x3: movlhps_Vq_VRq();
302 default: movhps_Vq_Mq();
303 }
304 0x7: movhps_Mq_Vq();
305 }
306 // repe (0xF3)
307 0x4: decode OPCODE_OP_BOTTOM3 {
308 0x0: movss_Vd_Wd();
309 0x1: movss_Wd_Vd();
310 0x2: movsldup_Vo_Wo();
311 0x6: movshdup_Vo_Wo();
312 default: Inst::UD2();
313 }
314 // operand size (0x66)
315 0x1: decode OPCODE_OP_BOTTOM3 {
316 0x0: movupd_Vo_Wo();
317 0x1: movupd_Wo_Vo();
318 0x2: Inst::MOVLPD(Vq,Mq);
319 0x3: Inst::MOVLPD(Mq,Vq);
320 0x4: unpcklpd_Vo_Wq();
321 0x5: unpckhpd_Vo_Wo();
322 0x6: movhpd_Vq_Mq();
323 0x7: movhpd_Mq_Vq();
324 }
325 // repne (0xF2)
326 0x8: decode OPCODE_OP_BOTTOM3 {
327 0x0: Inst::MOVSD(Vq,Wq);
328 0x1: Inst::MOVSD(Wq,Vq);
329 0x2: movddup_Vo_Wq();
330 default: Inst::UD2();
331 }
332 default: Inst::UD2();
333 }
334 0x03: decode OPCODE_OP_BOTTOM3 {
335 //group17();
336 0x0: decode MODRM_REG {
337 0x0: prefetch_nta();
338 0x1: Inst::PREFETCH_T0(Mb);
339 0x2: prefetch_t1();
340 0x3: prefetch_t2();
341 default: Inst::HINT_NOP();
342 }
343 0x1: Inst::HINT_NOP();
344 0x2: Inst::HINT_NOP();
345 0x3: Inst::HINT_NOP();
346 0x4: Inst::HINT_NOP();
347 0x5: Inst::HINT_NOP();
348 0x6: Inst::HINT_NOP();
349 0x7: Inst::HINT_NOP();
350 }
351 0x04: decode LEGACY_DECODEVAL {
352 // no prefix
353 0x0: decode OPCODE_OP_BOTTOM3 {
354 0x0: Inst::MOV(Rd,Cd);
355 0x1: Inst::MOV(Rd,Dd);
356 0x2: Inst::MOV(Cd,Rd);
357 0x3: Inst::MOV(Dd,Rd);
358 0x4: mov_Rd_Td();
359 0x6: mov_Td_Rd();
360 default: Inst::UD2();
361 }
362 // lock prefix (0xF0)
363 0x2: decode OPCODE_OP_BOTTOM3 {
364 0x0: mov_Rd_CR8D();
365 0x2: mov_CR8D_Rd();
366 }
367 default: Inst::UD2();
368 }
369 0x05: decode LEGACY_DECODEVAL {
370 // no prefix
371 0x0: decode OPCODE_OP_BOTTOM3 {
372 //These moves should really use size o (octword), but
373 //because they are split in two, they use q (quadword).
374 0x0: Inst::MOVAPS(Vq,Wq);
375 0x1: Inst::MOVAPS(Wq,Vq);
376 0x2: decode MODRM_MOD {
377 0x3: cvtpi2pS_Vq_Pq();
378 default: cvtpi2ps_Vq_Mq();
379 }
380 0x3: movntps_Mo_Vo();
381 0x4: cvttps2pi_Pq_Wq();
382 0x5: cvtpS2pi_Pq_Wq();
383 0x6: ucomiss_Vd_Wd();
384 0x7: comiss_Vd_Wd();
385 }
386 // repe (0xF3)
387 0x4: decode OPCODE_OP_BOTTOM3 {
388 0x2: cvtsi2ss_Vd_Ed();
389 0x4: cvttss2si_Gd_Wd();
390 0x5: cvtss2si_Gd_Wd();
391 default: Inst::UD2();
392 }
393 // operand size (0x66)
394 0x1: decode OPCODE_OP_BOTTOM3 {
395 0x0: movapd_Vo_Wo();
396 0x1: movapd_Wo_Vo();
397 0x2: decode MODRM_MOD {
398 0x3: cvtpi2pd_Vo_Pq();
399 default: cvtpi2pd_Vo_Mq();
400 }
401 0x3: movntpd_Mo_Vo();
402 0x4: cvttpd2pi_Pq_Wo();
403 0x5: cvtpd2pi_Pq_Wo();
404 0x6: Inst::UCOMISD(Vq,Wq);
405 0x7: comisd_Vq_Wq();
406 }
407 // repne (0xF2)
408 0x8: decode OPCODE_OP_BOTTOM3 {
409 // The size of the V operand should be q, not dp
410 0x2: Inst::CVTSI2SD(Vdp,Edp);
411 // The size of the W operand should be q, not dp
412 0x4: Inst::CVTTSD2SI(Gdp,Wdp);
413 0x5: cvtsd2si_Gd_Wq();
414 default: Inst::UD2();
415 }
416 default: Inst::UD2();
417 }
418 0x06: decode OPCODE_OP_BOTTOM3 {
419 0x0: Inst::WRMSR();
420 0x1: Inst::RDTSC();
421 0x2: Inst::RDMSR();
422 0x3: rdpmc();
423#if FULL_SYSTEM
424 0x4: sysenter();
425#else
426 0x4: SyscallInst::sysenter('xc->syscall(Rax)', IsSyscall);
427#endif
428 0x5: sysexit();
429 0x6: Inst::UD2();
430 0x7: getsec();
431 }
432 0x07: decode OPCODE_OP_BOTTOM3 {
433 0x0: three_byte_opcode();
434 0x1: three_byte_opcode();
435 0x2: three_byte_opcode();
436 0x3: three_byte_opcode();
437 0x4: three_byte_opcode();
438 0x5: three_byte_opcode();
439 0x6: three_byte_opcode();
440 0x7: three_byte_opcode();
441 }
442 format Inst {
443 0x08: decode OPCODE_OP_BOTTOM3 {
444 0x0: CMOVO(Gv,Ev);
445 0x1: CMOVNO(Gv,Ev);
446 0x2: CMOVB(Gv,Ev);
447 0x3: CMOVNB(Gv,Ev);
448 0x4: CMOVZ(Gv,Ev);
449 0x5: CMOVNZ(Gv,Ev);
450 0x6: CMOVBE(Gv,Ev);
451 0x7: CMOVNBE(Gv,Ev);
452 }
453 0x09: decode OPCODE_OP_BOTTOM3 {
454 0x0: CMOVS(Gv,Ev);
455 0x1: CMOVNS(Gv,Ev);
456 0x2: CMOVP(Gv,Ev);
457 0x3: CMOVNP(Gv,Ev);
458 0x4: CMOVL(Gv,Ev);
459 0x5: CMOVNL(Gv,Ev);
460 0x6: CMOVLE(Gv,Ev);
461 0x7: CMOVNLE(Gv,Ev);
462 }
463 }
464 0x0A: decode LEGACY_DECODEVAL {
465 // no prefix
466 0x0: decode OPCODE_OP_BOTTOM3 {
467 0x0: movmskps_Gd_VRo();
468 0x1: sqrtps_Vo_Wo();
469 0x2: rqsrtps_Vo_Wo();
470 0x3: rcpps_Vo_Wo();
471 0x4: andps_Vo_Wo();
472 0x5: andnps_Vo_Wo();
473 0x6: orps_Vo_Wo();
474 0x7: xorps_Vo_Wo();
475 }
476 // repe (0xF3)
477 0x4: decode OPCODE_OP_BOTTOM3 {
478 0x1: sqrtss_Vd_Wd();
479 0x2: rsqrtss_Vd_Wd();
480 0x3: rcpss_Vd_Wd();
481 default: Inst::UD2();
482 }
483 // operand size (0x66)
484 0x1: decode OPCODE_OP_BOTTOM3 {
485 0x0: movmskpd_Gd_VRo();
486 0x1: sqrtpd_Vo_Wo();
487 0x4: andpd_Vo_Wo();
488 0x5: andnpd_Vo_Wo();
489 0x6: orpd_Vo_Wo();
490 //This really should be type o, but it works on q sized
491 //chunks at a time.
492 0x7: Inst::XORPD(Vq,Wq);
493 default: Inst::UD2();
494 }
495 format Inst {
496 // repne (0xF2)
497 0x8: decode OPCODE_OP_BOTTOM3 {
498 0x1: SQRTSD(Vq,Wq);
499 default: UD2();
500 }
501 default: UD2();
502 }
503 }
504 0x0B: decode LEGACY_DECODEVAL {
505 // no prefix
506 0x0: decode OPCODE_OP_BOTTOM3 {
507 0x0: addps_Vo_Wo();
508 0x1: mulps_Vo_Wo();
509 0x2: cvtps2pd_Vo_Wq();
510 0x3: cvtdq2ps_Vo_Wo();
511 0x4: subps_Vo_Wo();
512 0x5: minps_Vo_Wo();
513 0x6: divps_Vo_Wo();
514 0x7: maxps_Vo_Wo();
515 }
516 // repe (0xF3)
517 0x4: decode OPCODE_OP_BOTTOM3 {
518 0x0: addss_Vd_Wd();
519 0x1: mulss_Vd_Wd();
520 0x2: cvtss2sd_Vq_Wd();
521 0x3: cvttps2dq_Vo_Wo();
522 0x4: subss_Vd_Wd();
523 0x5: minss_Vd_Wd();
524 0x6: divss_Vd_Wd();
525 0x7: maxss_Vd_Wd();
526 }
527 // operand size (0x66)
528 0x1: decode OPCODE_OP_BOTTOM3 {
529 0x0: addpd_Vo_Wo();
530 0x1: mulpd_Vo_Wo();
531 0x2: cvtpd2ps_Vo_Wo();
532 0x3: cvtps2dq_Vo_Wo();
533 0x4: subpd_Vo_Wo();
534 0x5: minpd_Vo_Wo();
535 0x6: divpd_Vo_Wo();
536 0x7: maxpd_Vo_Wo();
537 }
538 // repne (0xF2)
539 0x8: decode OPCODE_OP_BOTTOM3 {
540 0x0: Inst::ADDSD(Vq,Wq);
541 0x1: Inst::MULSD(Vq,Wq);
542 0x2: cvtsd2ss_Vd_Wq();
543 0x4: Inst::SUBSD(Vq,Wq);
544 0x5: minsd_Vq_Wq();
545 0x6: Inst::DIVSD(Vq,Wq);
546 0x7: maxsd_Vq_Wq();
547 default: Inst::UD2();
548 }
549 default: Inst::UD2();
550 }
551 0x0C: decode LEGACY_DECODEVAL {
552 // no prefix
553 0x0: decode OPCODE_OP_BOTTOM3 {
554 0x0: punpcklbw_Pq_Qd();
555 0x1: punpcklwd_Pq_Qd();
556 0x2: punpckldq_Pq_Qd();
557 0x3: packsswb_Pq_Qq();
558 0x4: pcmpgtb_Pq_Qq();
559 0x5: pcmpgtw_Pq_Qq();
560 0x6: pcmpgtd_Pq_Qq();
561 0x7: packuswb_Pq_Qq();
562 }
563 // operand size (0x66)
564 0x1: decode OPCODE_OP_BOTTOM3 {
565 0x0: punpcklbw_Vo_Wq();
566 0x1: punpcklwd_Vo_Wq();
567 0x2: punpckldq_Vo_Wq();
568 0x3: packsswb_Vo_Wo();
569 0x4: pcmpgtb_Vo_Wo();
570 0x5: pcmpgtw_Vo_Wo();
571 0x6: pcmpgtd_Vo_Wo();
572 0x7: packuswb_Vo_Wo();
573 }
574 default: Inst::UD2();
575 }
576 0x0D: decode LEGACY_DECODEVAL {
577 // no prefix
578 0x0: decode OPCODE_OP_BOTTOM3 {
579 0x0: punpckhbw_Pq_Qq();
580 0x1: punpckhwd_Pq_Qq();
581 0x2: punpckhdq_Pq_Qq();
582 0x3: packssdw_Pq_Qq();
583 0x6: movd_Pq_Ed();
584 0x7: movq_Pq_Qq();
585 default: Inst::UD2();
586 }
587 // repe (0xF3)
588 0x4: decode OPCODE_OP_BOTTOM3 {
589 0x7: movdqu_Vo_Wo();
590 default: Inst::UD2();
591 }
592 // operand size (0x66)
593 0x1: decode OPCODE_OP_BOTTOM3 {
594 0x0: punpckhbw_Vo_Wo();
595 0x1: punpckhwd_Vo_Wo();
596 0x2: punpckhdq_Vo_Wo();
597 0x3: packssdw_Vo_Wo();
598 0x4: punpcklqdq_Vo_Wq();
599 0x5: punpcklqdq_Vo_Wq();
600 0x6: movd_Vo_Ed();
601 0x7: movdqa_Vo_Wo();
602 }
603 default: Inst::UD2();
604 }
605 0x0E: decode LEGACY_DECODEVAL {
606 // no prefix
607 0x0: decode OPCODE_OP_BOTTOM3 {
608 0x0: pshufw_Pq_Qq_Ib();
609 //0x1: group13_pshimw();
610 0x1: decode MODRM_REG {
611 0x2: decode LEGACY_OP {
612 0x0: psrlw_PRq_Ib();
613 0x1: psrlw_VRo_Ib();
614 }
615 0x4: decode LEGACY_OP {
616 0x0: psraw_PRq_Ib();
617 0x1: psraw_VRo_Ib();
618 }
619 0x6: decode LEGACY_OP {
620 0x0: psllw_PRq_Ib();
621 0x1: psllw_VRo_Ib();
622 }
623 default: Inst::UD2();
624 }
625 //0x2: group14_pshimd();
626 0x2: decode MODRM_REG {
627 0x2: decode LEGACY_OP {
628 0x0: psrld_PRq_Ib();
629 0x1: psrld_VRo_Ib();
630 }
631 0x4: decode LEGACY_OP {
632 0x0: psrad_PRq_Ib();
633 0x1: psrad_VRo_Ib();
634 }
635 0x6: decode LEGACY_OP {
636 0x0: pslld_PRq_Ib();
637 0x1: pslld_VRo_Ib();
638 }
639 default: Inst::UD2();
640 }
641 //0x3: group15_pshimq();
642 0x3: decode MODRM_REG {
643 0x2: decode LEGACY_OP {
644 0x0: psrlq_PRq_Ib();
645 0x1: psrlq_VRo_Ib();
646 }
647 0x3: decode LEGACY_OP {
648 0x0: Inst::UD2();
649 0x1: psrldq_VRo_Ib();
650 }
651 0x6: decode LEGACY_OP {
652 0x0: psllq_PRq_Ib();
653 0x1: psllq_VRo_Ib();
654 }
655 0x7: decode LEGACY_OP {
656 0x0: Inst::UD2();
657 0x1: pslldq_VRo_Ib();
658 }
659 default: Inst::UD2();
660 }
661 0x4: pcmpeqb_Pq_Qq();
662 0x5: pcmpeqw_Pq_Qq();
663 0x6: pcmpeqd_Pq_Qq();
664 0x7: emms();
665 }
666 // repe (0xF3)
667 0x4: decode OPCODE_OP_BOTTOM3 {
668 0x0: pshufhw_Vo_Wo_Ib();
669 default: Inst::UD2();
670 }
671 // operand size (0x66)
672 0x1: decode OPCODE_OP_BOTTOM3 {
673 0x0: pshufd_Vo_Wo_Ib();
674 //0x1: group13_pshimw();
675 0x1: decode MODRM_REG {
676 0x2: decode LEGACY_OP {
677 0x0: psrlw_PRq_Ib();
678 0x1: psrlw_VRo_Ib();
679 }
680 0x4: decode LEGACY_OP {
681 0x0: psraw_PRq_Ib();
682 0x1: psraw_VRo_Ib();
683 }
684 0x6: decode LEGACY_OP {
685 0x0: psllw_PRq_Ib();
686 0x1: psllw_VRo_Ib();
687 }
688 default: Inst::UD2();
689 }
690 //0x2: group14_pshimd();
691 0x2: decode MODRM_REG {
692 0x2: decode LEGACY_OP {
693 0x0: psrld_PRq_Ib();
694 0x1: psrld_VRo_Ib();
695 }
696 0x4: decode LEGACY_OP {
697 0x0: psrad_PRq_Ib();
698 0x1: psrad_VRo_Ib();
699 }
700 0x6: decode LEGACY_OP {
701 0x0: pslld_PRq_Ib();
702 0x1: pslld_VRo_Ib();
703 }
704 default: Inst::UD2();
705 }
706 //0x3: group15_pshimq();
707 0x3: decode MODRM_REG {
708 0x2: decode LEGACY_OP {
709 0x0: psrlq_PRq_Ib();
710 0x1: psrlq_VRo_Ib();
711 }
712 0x3: decode LEGACY_OP {
713 0x0: Inst::UD2();
714 0x1: psrldq_VRo_Ib();
715 }
716 0x6: decode LEGACY_OP {
717 0x0: psllq_PRq_Ib();
718 0x1: psllq_VRo_Ib();
719 }
720 0x7: decode LEGACY_OP {
721 0x0: Inst::UD2();
722 0x1: pslldq_VRo_Ib();
723 }
724 default: Inst::UD2();
725 }
726 0x4: pcmpeqb_Vo_Wo();
727 0x5: pcmpeqw_Vo_Wo();
728 0x6: pcmpeqd_Vo_Wo();
729 default: Inst::UD2();
730 }
731 // repne (0xF2)
732 0x8: decode OPCODE_OP_BOTTOM3 {
733 0x0: pshuflw_Vo_Wo_Ib();
734 default: Inst::UD2();
735 }
736 default: Inst::UD2();
737 }
738 0x0F: decode LEGACY_DECODEVAL {
739 // no prefix
740 0x0: decode OPCODE_OP_BOTTOM3 {
741 0x0: vmread_Ed_or_Eq_Gd_or_Gq();
742 0x1: vmwrite_Gd_or_Gq_Ed_or_Eq();
743 0x6: mov_Ed_Pd();
744 0x7: mov_Qq_Pq();
745 default: Inst::UD2();
746 }
747 // repe (0xF3)
748 0x4: decode OPCODE_OP_BOTTOM3 {
749 0x6: movq_Vo_Mq_or_Vq_Vq();
750 0x7: movdqu_Wo_Vo();
751 default: Inst::UD2();
752 }
753 // operand size (0x66)
754 0x1: decode OPCODE_OP_BOTTOM3 {
755 0x4: haddpd_Vo_Wo();
756 0x5: hsubpd_Vo_Wo();
757 0x6: movd_Ed_Vd();
758 0x7: movdqa_Wo_Vo();
759 default: Inst::UD2();
760 }
761 // repne (0xF2)
762 0x8: decode OPCODE_OP_BOTTOM3 {
763 0x4: haddps_Vo_Wo();
764 0x5: hsubps_Vo_Wo();
765 default: Inst::UD2();
766 }
767 default: Inst::UD2();
768 }
769 format Inst {
770 0x10: decode OPCODE_OP_BOTTOM3 {
771 0x0: JO(Jz);
772 0x1: JNO(Jz);
773 0x2: JB(Jz);
774 0x3: JNB(Jz);
775 0x4: JZ(Jz);
776 0x5: JNZ(Jz);
777 0x6: JBE(Jz);
778 0x7: JNBE(Jz);
779 }
780 0x11: decode OPCODE_OP_BOTTOM3 {
781 0x0: JS(Jz);
782 0x1: JNS(Jz);
783 0x2: JP(Jz);
784 0x3: JNP(Jz);
785 0x4: JL(Jz);
786 0x5: JNL(Jz);
787 0x6: JLE(Jz);
788 0x7: JNLE(Jz);
789 }
790 0x12: decode OPCODE_OP_BOTTOM3 {
791 0x0: SETO(Eb);
792 0x1: SETNO(Eb);
793 0x2: SETB(Eb);
794 0x3: SETNB(Eb);
795 0x4: SETZ(Eb);
796 0x5: SETNZ(Eb);
797 0x6: SETBE(Eb);
798 0x7: SETNBE(Eb);
799 }
800 0x13: decode OPCODE_OP_BOTTOM3 {
801 0x0: SETS(Eb);
802 0x1: SETNS(Eb);
803 0x2: SETP(Eb);
804 0x3: SETNP(Eb);
805 0x4: SETL(Eb);
806 0x5: SETNL(Eb);
807 0x6: SETLE(Eb);
808 0x7: SETNLE(Eb);
809 }
810 }
811 0x14: decode OPCODE_OP_BOTTOM3 {
812 0x0: push_fs();
813 0x1: pop_fs();
814 0x2: CPUIDInst::CPUID({{
815 CpuidResult result;
816 success = doCpuid(xc->tcBase(), bits(Rax, 31, 0), result);
817 Rax = result.rax;
818 Rbx = result.rbx;
819 Rcx = result.rcx;
820 Rdx = result.rdx;
821 }});
822 0x3: Inst::BT(Ev,Gv);
823 0x4: shld_Ev_Gv_Ib();
824 0x5: shld_Ev_Gv_rCl();
825 0x6: xbts_and_cmpxchg();
826 0x7: ibts_and_cmpxchg();
827 }
828 0x15: decode OPCODE_OP_BOTTOM3 {
829 0x0: push_gs();
830 0x1: pop_gs();
831 0x2: rsm_smm();
832 0x3: Inst::BTS(Ev,Gv);
833 0x4: Inst::SHRD(Ev,Gv,Ib);
834 0x5: shrd_Ev_Gv_rCl();
835 //0x6: group16();
836 0x6: decode MODRM_REG {
837 0x0: fxsave();
838 0x1: fxrstor();
839 0x2: ldmxcsr();
840 0x3: stmxcsr();
841 0x4: Inst::UD2();
842 0x5: decode MODRM_MOD {
843 0x3: BasicOperate::LFENCE(
844 {{/*Nothing*/}}, IsReadBarrier);
845 default: Inst::UD2();
846 }
847 0x6: decode MODRM_MOD {
848 0x3: BasicOperate::MFENCE(
849 {{/*Nothing*/}}, IsMemBarrier);
850 default: Inst::UD2();
851 }
852 0x7: decode MODRM_MOD {
853 0x3: BasicOperate::SFENCE(
854 {{/*Nothing*/}}, IsWriteBarrier);
855 default: Inst::UD2();
856 }
857 }
858 0x7: Inst::IMUL(Gv,Ev);
859 }
860 0x16: decode OPCODE_OP_BOTTOM3 {
861 0x0: Inst::CMPXCHG(Eb,Gb);
862 0x1: Inst::CMPXCHG(Ev,Gv);
863 0x2: lss_Gz_Mp();
864 0x3: Inst::BTR(Ev,Gv);
865 0x4: lfs_Gz_Mp();
866 0x5: lgs_Gz_Mp();
867 //The size of the second operand in these instructions should
868 //really be "b" or "w", but it's set to v in order to have a
869 //consistent register size. This shouldn't affect behavior.
870 0x6: Inst::MOVZX_B(Gv,Ev);
871 0x7: Inst::MOVZX_W(Gv,Ev);
872 }
873 0x17: decode OPCODE_OP_BOTTOM3 {
874 0x0: jmpe_Jz(); // IA-64?
875 format Inst {
876 //0x1: group11_UD2();
877 0x1: UD2();
878 //0x2: group8_Ev_Ib();
879 0x2: decode MODRM_REG {
880 0x4: BT(Ev,Ib);
881 0x5: BTS(Ev,Ib);
882 0x6: BTR(Ev,Ib);
883 0x7: BTC(Ev,Ib);
884 default: UD2();
885 }
886 0x3: BTC(Ev,Gv);
887 }
888 0x4: Inst::BSF(Gv,Ev);
889 0x5: Inst::BSR(Gv,Ev);
890 //The size of the second operand in these instructions should
891 //really be "b" or "w", but it's set to v in order to have a
892 //consistent register size. This shouldn't affect behavior.
893 0x6: Inst::MOVSX_B(Gv,Ev);
894 0x7: Inst::MOVSX_W(Gv,Ev);
895 }
896 0x18: decode OPCODE_OP_BOTTOM3 {
897 0x0: Inst::XADD(Eb,Gb);
898 0x1: Inst::XADD(Ev,Gv);
899 //0x7: group9();
900 0x7: decode MODRM_REG {
901 0x1: cmpxchg_Mq();
902 0x6: decode LEGACY_OP {
903 0x1: vmclear_Mq();
904 default: decode LEGACY_REP {
905 0x1: vmxon_Mq();
906 0x0: vmptrld_Mq();
907 }
908 }
909 0x7: vmptrst_Mq();
910 default: Inst::UD2();
911 }
912 default: decode LEGACY_DECODEVAL {
913 // no prefix
914 0x0: decode OPCODE_OP_BOTTOM3 {
915 0x2: cmpccps_Vo_Wo_Ib();
916 0x3: cvtdq2ps_Vo_Wo();
917 0x4: subps_Vo_Wo();
918 0x5: minps_Vo_Wo();
919 0x6: divps_Vo_Wo();
920 }
921 // repe (0xF3)
922 0x4: decode OPCODE_OP_BOTTOM3 {
923 0x2: cmpccss_Vd_Wd_Ib();
924 default: Inst::UD2();
925 }
926 // operand size (0x66)
927 0x1: decode OPCODE_OP_BOTTOM3 {
928 0x2: cmpccpd_Vo_Wo_Ib();
929 0x4: subpd_Vo_Wo();
930 0x5: minpd_Vo_Wo();
931 0x6: divpd_Vo_Wo();
932 default: Inst::UD2();
933 }
934 // repne (0xF2)
935 0x8: decode OPCODE_OP_BOTTOM3 {
936 0x2: cmpccsd_Vq_Wq_Ib();
937 default: Inst::UD2();
938 }
939 default: Inst::UD2();
940 }
941 }
942 0x19: decode OPSIZE {
943 4: Inst::BSWAP_D(Bd);
944 8: Inst::BSWAP_Q(Bq);
945 default: Inst::UD2();
946 }
947 0x1A: decode LEGACY_DECODEVAL {
948 // no prefix
949 0x0: decode OPCODE_OP_BOTTOM3 {
950 0x1: psrlw_Pq_Qq();
951 0x2: psrld_Pq_Qq();
952 0x3: psrlq_Pq_Qq();
953 0x4: paddq_Pq_Qq();
954 0x5: pmullw_Pq_Qq();
955 0x7: pmovmskb_Gd_PRq();
956 default: Inst::UD2();
957 }
958 // repe (0xF3)
959 0x4: decode OPCODE_OP_BOTTOM3 {
960 0x6: movq2dq_Vo_PRq();
961 default: Inst::UD2();
962 }
963 // operand size (0x66)
964 0x1: decode OPCODE_OP_BOTTOM3 {
965 0x0: addsubpd_Vo_Wo();
966 0x1: psrlw_Vo_Wo();
967 0x2: psrld_Vo_Wo();
968 0x3: psrlq_Vo_Wo();
969 0x4: paddq_Vo_Wo();
970 0x5: pmullw_Vo_Wo();
971 0x6: decode MODRM_MOD {
972 0x3: movq_Vq_Vq();
973 default: movq_Mq_Vq();
974 }
975 0x7: pmovmskb_Gd_VRo();
976 }
977 // repne (0xF2)
978 0x8: decode OPCODE_OP_BOTTOM3 {
979 0x0: addsubps_Vo_Wo();
980 0x6: movdq2q_Pq_VRq();
981 default: Inst::UD2();
982 }
983 default: Inst::UD2();
984 }
985 0x1B: decode LEGACY_DECODEVAL {
986 // no prefix
987 0x0: decode OPCODE_OP_BOTTOM3 {
988 0x0: psubusb_Pq_Qq();
989 0x1: psubusw_Pq_Qq();
990 0x2: pminub_Pq_Qq();
991 0x3: pand_Pq_Qq();
992 0x4: paddusb_Pq_Qq();
993 0x5: paddusw_Pq_Qq();
994 0x6: pmaxub_Pq_Qq();
995 0x7: pandn_Pq_Qq();
996 }
997 // operand size (0x66)
998 0x1: decode OPCODE_OP_BOTTOM3 {
999 0x0: psubusb_Vo_Wo();
1000 0x1: psubusw_Vo_Wo();
1001 0x2: pminub_Vo_Wo();
1002 0x3: pand_Vo_Wo();
1003 0x4: paddusb_Vo_Wo();
1004 0x5: paddusw_Vo_Wo();
1005 0x6: pmaxub_Vo_Wo();
1006 0x7: pandn_Vo_Wo();
1007 }
1008 default: Inst::UD2();
1009 }
1010 0x1C: decode LEGACY_DECODEVAL {
1011 // no prefix
1012 0x0: decode OPCODE_OP_BOTTOM3 {
1013 0x0: pavgb_Pq_Qq();
1014 0x1: psraw_Pq_Qq();
1015 0x2: psrad_Pq_Qq();
1016 0x3: pavgw_Pq_Qq();
1017 0x4: pmulhuw_Pq_Qq();
1018 0x5: pmulhw_Pq_Qq();
1019 0x7: movntq_Mq_Pq();
1020 default: Inst::UD2();
1021 }
1022 // repe (0xF3)
1023 0x4: decode OPCODE_OP_BOTTOM3 {
1024 0x6: cvtdq2pd_Vo_Wq();
1025 default: Inst::UD2();
1026 }
1027 // operand size (0x66)
1028 0x1: decode OPCODE_OP_BOTTOM3 {
1029 0x0: pavgb_Vo_Wo();
1030 0x1: psraw_Vo_Wo();
1031 0x2: psrad_Vo_Wo();
1032 0x3: pavgw_Vo_Wo();
1033 0x4: pmulhuw_Vo_Wo();
1034 0x5: pmulhw_Vo_Wo();
1035 0x6: cvttpd2dq_Vo_Wo();
1036 0x7: movntdq_Mo_Vo();
1037 }
1038 // repne (0xF2)
1039 0x8: decode OPCODE_OP_BOTTOM3 {
1040 0x6: cvtpd2dq_Vo_Wo();
1041 default: Inst::UD2();
1042 }
1043 default: Inst::UD2();
1044 }
1045 0x1D: decode LEGACY_DECODEVAL {
1046 // no prefix
1047 0x0: decode OPCODE_OP_BOTTOM3 {
1048 0x0: psubsb_Pq_Qq();
1049 0x1: psubsw_Pq_Qq();
1050 0x2: pminsw_Pq_Qq();
1051 0x3: por_Pq_Qq();
1052 0x4: paddsb_Pq_Qq();
1053 0x5: paddsw_Pq_Qq();
1054 0x6: pmaxsw_Pq_Qq();
1055 0x7: pxor_Pq_Qq();
1056 }
1057 // operand size (0x66)
1058 0x1: decode OPCODE_OP_BOTTOM3 {
1059 0x0: psubsb_Vo_Wo();
1060 0x1: psubsw_Vo_Wo();
1061 0x2: pminsw_Vo_Wo();
1062 0x3: por_Vo_Wo();
1063 0x4: paddsb_Vo_Wo();
1064 0x5: paddsw_Vo_Wo();
1065 0x6: pmaxsw_Vo_Wo();
1066 0x7: pxor_Vo_Wo();
1067 }
1068 default: Inst::UD2();
1069 }
1070 0x1E: decode OPCODE_OP_BOTTOM3 {
1071 // no prefix
1072 0x0: decode OPCODE_OP_BOTTOM3 {
1073 0x1: psllw_Pq_Qq();
1074 0x2: pslld_Pq_Qq();
1075 0x3: psllq_Pq_Qq();
1076 0x4: pmuludq_Pq_Qq();
1077 0x5: pmaddwd_Pq_Qq();
1078 0x6: psadbw_Pq_Qq();
1079 0x7: maskmovq_Pq_PRq();
1080 default: Inst::UD2();
1081 }
1082 // operand size (0x66)
1083 0x1: decode OPCODE_OP_BOTTOM3 {
1084 0x1: psllw_Vo_Wo();
1085 0x2: pslld_Vo_Wo();
1086 0x3: psllq_Vo_Wo();
1087 0x4: pmuludq_Vo_Wo();
1088 0x5: pmaddwd_Vo_Wo();
1089 0x6: psadbw_Vo_Wo();
1090 0x7: maskmovdqu_Vo_VRo();
1091 default: Inst::UD2();
1092 }
1093 // repne (0xF2)
1094 0x8: decode OPCODE_OP_BOTTOM3 {
1095 0x0: lddqu_Vo_Mo();
1096 default: Inst::UD2();
1097 }
1098 default: Inst::UD2();
1099 }
1100 0x1F: decode LEGACY_DECODEVAL {
1101 // no prefix
1102 0x0: decode OPCODE_OP_BOTTOM3 {
1103 0x0: psubb_Pq_Qq();
1104 0x1: psubw_Pq_Qq();
1105 0x2: psubd_Pq_Qq();
1106 0x3: psubq_Pq_Qq();
1107 0x4: paddb_Pq_Qq();
1108 0x5: paddw_Pq_Qq();
1109 0x6: paddd_Pq_Qq();
1110 0x7: Inst::UD2();
1111 }
1112 // operand size (0x66)
1113 0x1: decode OPCODE_OP_BOTTOM3 {
1114 0x0: psubb_Vo_Wo();
1115 0x1: psubw_Vo_Wo();
1116 0x2: psubd_Vo_Wo();
1117 0x3: psubq_Vo_Wo();
1118 0x4: paddb_Vo_Wo();
1119 0x5: paddw_Vo_Wo();
1120 0x6: paddd_Vo_Wo();
1121 0x7: Inst::UD2();
1122 }
1123 default: Inst::UD2();
1124 }
1125 default: FailUnimpl::twoByteOps();
1126 }
1127 }
1128 default: M5InternalError::error(
1129 {{"Unexpected first opcode byte in two byte opcode!"}});
1130}
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