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_REG {
105 0x0: decode MODRM_MOD {
106 0x3: decode MODRM_RM {
107 0x1: vmcall();
108 0x2: vmlaunch();
109 0x3: vmresume();
110 0x4: vmxoff();
111 default: Inst::UD2();
112 }
113 default: sgdt_Ms();
114 }
115 0x1: decode MODRM_MOD {
116 0x3: decode MODRM_RM {
117 0x0: monitor();
118 0x1: mwait();
119 default: Inst::UD2();
120 }
121 default: sidt_Ms();
122 }
123 0x2: decode MODRM_MOD {
124 0x3: decode MODRM_RM {
125 0x0: xgetbv();
126 0x1: xsetbv();
127 }
128 default: decode MODE_SUBMODE {
129 0x0: Inst::LGDT(M);
130 default: decode OPSIZE {
131 // 16 bit operand sizes are special, but only
132 // in legacy and compatability modes.
133 0x2: Inst::LGDT_16(M);
134 default: Inst::LGDT(M);
135 }
136 }
137 }
138 0x3: decode MODRM_MOD {
139 0x3: decode MODRM_RM {
140 0x0: vmrun();
141 0x1: vmmcall();
142 0x2: vmload();
143 0x3: vmsave();
144 0x4: stgi();
145 0x5: clgi();
146 0x6: skinit();
147 0x7: invlpga();
148 }
149 default: decode MODE_SUBMODE {
150 0x0: Inst::LIDT(M);
151 default: decode OPSIZE {
152 // 16 bit operand sizes are special, but only
153 // in legacy and compatability modes.
154 0x2: Inst::LIDT_16(M);
155 default: Inst::LIDT(M);
156 }
157 }
158 }
159 0x4: decode MODRM_MOD {
160 0x3: Inst::SMSW(Rv);
161 default: Inst::SMSW(Mw);
162 }
163 0x6: Inst::LMSW(Ew);
164 0x7: decode MODRM_MOD {
165 0x3: decode MODRM_RM {
166 0x0: Inst::SWAPGS();
167 0x1: rdtscp();
168 default: Inst::UD2();
169 }
170 default: Inst::INVLPG(M);
171 }
172 }
173 0x02: lar_Gv_Ew();
174 0x03: lsl_Gv_Ew();
175 // sandpile.org doesn't seem to know what this is...? We'll
176 // use it for pseudo instructions. We've got 16 bits of space
177 // to play with so there can be quite a few pseudo
178 // instructions.
179 //0x04: loadall_or_reset_or_hang();
180 0x4: decode IMMEDIATE {
181 format BasicOperate {
182#if FULL_SYSTEM
183 0x00: m5arm({{
184 PseudoInst::arm(xc->tcBase());
185 }}, IsNonSpeculative);
186 0x01: m5quiesce({{
187 PseudoInst::quiesce(xc->tcBase());
188 }}, IsNonSpeculative);
189 0x02: m5quiesceNs({{
190 PseudoInst::quiesceNs(xc->tcBase(), Rdi);
191 }}, IsNonSpeculative);
192 0x03: m5quiesceCycle({{
193 PseudoInst::quiesceCycles(xc->tcBase(), Rdi);
194 }}, IsNonSpeculative);
195 0x04: m5quiesceTime({{
196 Rax = PseudoInst::quiesceTime(xc->tcBase());
197 }}, IsNonSpeculative);
198#endif
199 0x07: m5rpns({{
200 Rax = PseudoInst::rpns(xc->tcBase());
201 }}, IsNonSpeculative);
202 0x21: m5exit({{
203 PseudoInst::m5exit(xc->tcBase(), Rdi);
204 }}, IsNonSpeculative);
205#if FULL_SYSTEM
206 0x30: m5initparam({{
207 Rax = xc->tcBase()->getCpuPtr()->
208 system->init_param;
209 }}, IsNonSpeculative);
210 0x31: m5loadsymbol({{
211 PseudoInst::loadsymbol(xc->tcBase());
212 }}, IsNonSpeculative);
213#endif
214 0x40: m5resetstats({{
215 PseudoInst::resetstats(xc->tcBase(), Rdi, Rsi);
216 }}, IsNonSpeculative);
217 0x41: m5dumpstats({{
218 PseudoInst::dumpstats(xc->tcBase(), Rdi, Rsi);
219 }}, IsNonSpeculative);
220 0x42: m5dumpresetstats({{
221 PseudoInst::dumpresetstats(xc->tcBase(), Rdi, Rsi);
222 }}, IsNonSpeculative);
223 0x43: m5checkpoint({{
224 PseudoInst::m5checkpoint(xc->tcBase(), Rdi, Rsi);
225 }}, IsNonSpeculative);
226#if FULL_SYSTEM
227 0x50: m5readfile({{
228 Rax = PseudoInst::readfile(
229 xc->tcBase(), Rdi, Rsi, Rdx);
230 }}, IsNonSpeculative);
231#endif
232 0x51: m5debugbreak({{
233 PseudoInst::debugbreak(xc->tcBase());
234 }}, IsNonSpeculative);
235 0x52: m5switchcpu({{
236 PseudoInst::switchcpu(xc->tcBase());
237 }}, IsNonSpeculative);
238#if FULL_SYSTEM
239 0x53: m5addsymbol({{
240 PseudoInst::addsymbol(xc->tcBase(), Rdi, Rsi);
241 }}, IsNonSpeculative);
242#endif
243 0x54: m5panic({{
244 panic("M5 panic instruction called at pc=%#x.\n",
245 xc->readPC());
246 }}, IsNonSpeculative);
247 0x55: m5reserved1({{
248 warn("M5 reserved opcode 1 ignored.\n");
249 }}, IsNonSpeculative);
250 0x56: m5reserved2({{
251 warn("M5 reserved opcode 2 ignored.\n");
252 }}, IsNonSpeculative);
253 0x57: m5reserved3({{
254 warn("M5 reserved opcode 3 ignored.\n");
255 }}, IsNonSpeculative);
256 0x58: m5reserved4({{
257 warn("M5 reserved opcode 4 ignored.\n");
258 }}, IsNonSpeculative);
259 0x59: m5reserved5({{
260 warn("M5 reserved opcode 5 ignored.\n");
261 }}, IsNonSpeculative);
262 default: Inst::UD2();
263 }
264 }
265#if FULL_SYSTEM
266 0x05: decode MODE_MODE {
267 0x0: decode MODE_SUBMODE {
268 0x0: Inst::SYSCALL_64();
269 0x1: Inst::SYSCALL_COMPAT();
270 }
271 0x1: Inst::SYSCALL_LEGACY();
272 }
273#else
274 0x05: SyscallInst::syscall('xc->syscall(Rax)', IsSyscall);
275#endif
276 0x06: Inst::CLTS();
277 0x07: decode MODE_SUBMODE {
278 0x0: decode OPSIZE {
279 // Return to 64 bit mode.
280 0x8: Inst::SYSRET_TO_64();
281 // Return to compatibility mode.
282 default: Inst::SYSRET_TO_COMPAT();
283 }
284 default: Inst::SYSRET_NON_64();
285 }
286 }
287 0x01: decode OPCODE_OP_BOTTOM3 {
288 0x0: invd();
289 0x1: wbinvd();
290 0x2: Inst::UD2();
291 0x3: Inst::UD2();
292 0x4: Inst::UD2();
293 0x5: Inst::PREFETCH(Mb);
294 0x6: FailUnimpl::femms();
295 0x7: FailUnimpl::threednow();
296 }
297 format Inst{
298 0x02: decode LEGACY_DECODEVAL {
299 // no prefix
300 0x0: decode OPCODE_OP_BOTTOM3 {
301 0x0: MOVUPS(Vo,Wo);
302 0x1: MOVUPS(Wo,Vo);
303 0x2: decode MODRM_MOD {
304 0x3: MOVHLPS(Vps,VRq);
305 default: MOVLPS(Vps,Mq);
306 }
307 0x3: MOVLPS(Mq,Vps);
308 0x4: UNPCKLPS(Vps,Wq);
309 0x5: UNPCKHPS(Vps,Wq);
310 0x6: decode MODRM_MOD {
311 0x3: MOVLHPS(Vps,VRq);
312 default: MOVHPS(Vps,Mq);
313 }
314 0x7: MOVHPS(Mq,Vq);
315 }
316 // repe (0xF3)
317 0x4: decode OPCODE_OP_BOTTOM3 {
318 0x0: MOVSS(Vd,Wd);
319 0x1: MOVSS(Wd,Vd);
320 0x2: WarnUnimpl::movsldup_Vo_Wo();
321 0x6: WarnUnimpl::movshdup_Vo_Wo();
322 default: UD2();
323 }
324 // operand size (0x66)
325 0x1: decode OPCODE_OP_BOTTOM3 {
326 0x0: MOVUPD(Vo,Wo);
327 0x1: MOVUPD(Wo,Vo);
328 0x2: MOVLPD(Vq,Mq);
329 0x3: MOVLPD(Mq,Vq);
330 0x4: UNPCKLPD(Vo,Wq);
331 0x5: UNPCKHPD(Vo,Wo);
332 0x6: MOVHPD(Vq,Mq);
333 0x7: MOVHPD(Mq,Vq);
334 }
335 // repne (0xF2)
336 0x8: decode OPCODE_OP_BOTTOM3 {
337 0x0: MOVSD(Vq,Wq);
338 0x1: MOVSD(Wq,Vq);
339 0x2: MOVDDUP(Vo,Wq);
340 default: UD2();
341 }
342 default: UD2();
343 }
344 0x03: decode OPCODE_OP_BOTTOM3 {
345 //group16();
346 0x0: decode MODRM_REG {
347 0x0: WarnUnimpl::prefetch_nta();
348 0x1: PREFETCH_T0(Mb);
349 0x2: WarnUnimpl::prefetch_t1();
350 0x3: WarnUnimpl::prefetch_t2();
351 default: HINT_NOP();
352 }
353 0x1: HINT_NOP();
354 0x2: HINT_NOP();
355 0x3: HINT_NOP();
356 0x4: HINT_NOP();
357 0x5: HINT_NOP();
358 0x6: HINT_NOP();
359 0x7: HINT_NOP();
360 }
361 0x04: decode LEGACY_DECODEVAL {
362 // no prefix
363 0x0: decode OPCODE_OP_BOTTOM3 {
364 0x0: MOV(Rd,Cd);
365 0x1: MOV(Rd,Dd);
366 0x2: MOV(Cd,Rd);
367 0x3: MOV(Dd,Rd);
368 default: UD2();
369 }
370 default: UD2();
371 }
372 0x05: decode LEGACY_DECODEVAL {
373 // no prefix
374 0x0: decode OPCODE_OP_BOTTOM3 {
375 //These moves should really use size o (octword), but
376 //because they are split in two, they use q (quadword).
377 0x0: MOVAPS(Vq,Wq);
378 0x1: MOVAPS(Wq,Vq);
379 0x2: CVTPI2PS(Vq,Qq);
380 0x3: WarnUnimpl::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: UD2();
392 }
393 // operand size (0x66)
394 0x1: decode OPCODE_OP_BOTTOM3 {
395 0x0: MOVAPD(Vo,Wo);
396 0x1: MOVAPD(Wo,Vo);
397 0x2: CVTPI2PD(Vo,Qq);
398 0x3: WarnUnimpl::movntpd_Mo_Vo();
399 0x4: CVTTPD2PI(Pq,Wo);
400 0x5: CVTPD2PI(Pq,Wo);
401 0x6: UCOMISD(Vq,Wq);
402 0x7: COMISD(Vq,Wq);
403 }
404 // repne (0xF2)
405 0x8: decode OPCODE_OP_BOTTOM3 {
406 // The size of the V operand should be q, not dp
407 0x2: CVTSI2SD(Vdp,Edp);
408 // The size of the W operand should be q, not dp
409 0x4: CVTTSD2SI(Gdp,Wdp);
410 0x5: CVTSD2SI(Gd,Wq);
411 default: UD2();
412 }
413 default: UD2();
414 }
415 }
416 0x06: decode OPCODE_OP_BOTTOM3 {
417 0x0: Inst::WRMSR();
418 0x1: Inst::RDTSC();
419 0x2: Inst::RDMSR();
420 0x3: rdpmc();
421#if FULL_SYSTEM
422 0x4: sysenter();
423#else
424 0x4: SyscallInst::sysenter('xc->syscall(Rax)', IsSyscall);
425#endif
426 0x5: sysexit();
427 0x6: Inst::UD2();
428 0x7: getsec();
429 }
430 0x07: decode OPCODE_OP_BOTTOM3 {
| 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_REG {
105 0x0: decode MODRM_MOD {
106 0x3: decode MODRM_RM {
107 0x1: vmcall();
108 0x2: vmlaunch();
109 0x3: vmresume();
110 0x4: vmxoff();
111 default: Inst::UD2();
112 }
113 default: sgdt_Ms();
114 }
115 0x1: decode MODRM_MOD {
116 0x3: decode MODRM_RM {
117 0x0: monitor();
118 0x1: mwait();
119 default: Inst::UD2();
120 }
121 default: sidt_Ms();
122 }
123 0x2: decode MODRM_MOD {
124 0x3: decode MODRM_RM {
125 0x0: xgetbv();
126 0x1: xsetbv();
127 }
128 default: decode MODE_SUBMODE {
129 0x0: Inst::LGDT(M);
130 default: decode OPSIZE {
131 // 16 bit operand sizes are special, but only
132 // in legacy and compatability modes.
133 0x2: Inst::LGDT_16(M);
134 default: Inst::LGDT(M);
135 }
136 }
137 }
138 0x3: decode MODRM_MOD {
139 0x3: decode MODRM_RM {
140 0x0: vmrun();
141 0x1: vmmcall();
142 0x2: vmload();
143 0x3: vmsave();
144 0x4: stgi();
145 0x5: clgi();
146 0x6: skinit();
147 0x7: invlpga();
148 }
149 default: decode MODE_SUBMODE {
150 0x0: Inst::LIDT(M);
151 default: decode OPSIZE {
152 // 16 bit operand sizes are special, but only
153 // in legacy and compatability modes.
154 0x2: Inst::LIDT_16(M);
155 default: Inst::LIDT(M);
156 }
157 }
158 }
159 0x4: decode MODRM_MOD {
160 0x3: Inst::SMSW(Rv);
161 default: Inst::SMSW(Mw);
162 }
163 0x6: Inst::LMSW(Ew);
164 0x7: decode MODRM_MOD {
165 0x3: decode MODRM_RM {
166 0x0: Inst::SWAPGS();
167 0x1: rdtscp();
168 default: Inst::UD2();
169 }
170 default: Inst::INVLPG(M);
171 }
172 }
173 0x02: lar_Gv_Ew();
174 0x03: lsl_Gv_Ew();
175 // sandpile.org doesn't seem to know what this is...? We'll
176 // use it for pseudo instructions. We've got 16 bits of space
177 // to play with so there can be quite a few pseudo
178 // instructions.
179 //0x04: loadall_or_reset_or_hang();
180 0x4: decode IMMEDIATE {
181 format BasicOperate {
182#if FULL_SYSTEM
183 0x00: m5arm({{
184 PseudoInst::arm(xc->tcBase());
185 }}, IsNonSpeculative);
186 0x01: m5quiesce({{
187 PseudoInst::quiesce(xc->tcBase());
188 }}, IsNonSpeculative);
189 0x02: m5quiesceNs({{
190 PseudoInst::quiesceNs(xc->tcBase(), Rdi);
191 }}, IsNonSpeculative);
192 0x03: m5quiesceCycle({{
193 PseudoInst::quiesceCycles(xc->tcBase(), Rdi);
194 }}, IsNonSpeculative);
195 0x04: m5quiesceTime({{
196 Rax = PseudoInst::quiesceTime(xc->tcBase());
197 }}, IsNonSpeculative);
198#endif
199 0x07: m5rpns({{
200 Rax = PseudoInst::rpns(xc->tcBase());
201 }}, IsNonSpeculative);
202 0x21: m5exit({{
203 PseudoInst::m5exit(xc->tcBase(), Rdi);
204 }}, IsNonSpeculative);
205#if FULL_SYSTEM
206 0x30: m5initparam({{
207 Rax = xc->tcBase()->getCpuPtr()->
208 system->init_param;
209 }}, IsNonSpeculative);
210 0x31: m5loadsymbol({{
211 PseudoInst::loadsymbol(xc->tcBase());
212 }}, IsNonSpeculative);
213#endif
214 0x40: m5resetstats({{
215 PseudoInst::resetstats(xc->tcBase(), Rdi, Rsi);
216 }}, IsNonSpeculative);
217 0x41: m5dumpstats({{
218 PseudoInst::dumpstats(xc->tcBase(), Rdi, Rsi);
219 }}, IsNonSpeculative);
220 0x42: m5dumpresetstats({{
221 PseudoInst::dumpresetstats(xc->tcBase(), Rdi, Rsi);
222 }}, IsNonSpeculative);
223 0x43: m5checkpoint({{
224 PseudoInst::m5checkpoint(xc->tcBase(), Rdi, Rsi);
225 }}, IsNonSpeculative);
226#if FULL_SYSTEM
227 0x50: m5readfile({{
228 Rax = PseudoInst::readfile(
229 xc->tcBase(), Rdi, Rsi, Rdx);
230 }}, IsNonSpeculative);
231#endif
232 0x51: m5debugbreak({{
233 PseudoInst::debugbreak(xc->tcBase());
234 }}, IsNonSpeculative);
235 0x52: m5switchcpu({{
236 PseudoInst::switchcpu(xc->tcBase());
237 }}, IsNonSpeculative);
238#if FULL_SYSTEM
239 0x53: m5addsymbol({{
240 PseudoInst::addsymbol(xc->tcBase(), Rdi, Rsi);
241 }}, IsNonSpeculative);
242#endif
243 0x54: m5panic({{
244 panic("M5 panic instruction called at pc=%#x.\n",
245 xc->readPC());
246 }}, IsNonSpeculative);
247 0x55: m5reserved1({{
248 warn("M5 reserved opcode 1 ignored.\n");
249 }}, IsNonSpeculative);
250 0x56: m5reserved2({{
251 warn("M5 reserved opcode 2 ignored.\n");
252 }}, IsNonSpeculative);
253 0x57: m5reserved3({{
254 warn("M5 reserved opcode 3 ignored.\n");
255 }}, IsNonSpeculative);
256 0x58: m5reserved4({{
257 warn("M5 reserved opcode 4 ignored.\n");
258 }}, IsNonSpeculative);
259 0x59: m5reserved5({{
260 warn("M5 reserved opcode 5 ignored.\n");
261 }}, IsNonSpeculative);
262 default: Inst::UD2();
263 }
264 }
265#if FULL_SYSTEM
266 0x05: decode MODE_MODE {
267 0x0: decode MODE_SUBMODE {
268 0x0: Inst::SYSCALL_64();
269 0x1: Inst::SYSCALL_COMPAT();
270 }
271 0x1: Inst::SYSCALL_LEGACY();
272 }
273#else
274 0x05: SyscallInst::syscall('xc->syscall(Rax)', IsSyscall);
275#endif
276 0x06: Inst::CLTS();
277 0x07: decode MODE_SUBMODE {
278 0x0: decode OPSIZE {
279 // Return to 64 bit mode.
280 0x8: Inst::SYSRET_TO_64();
281 // Return to compatibility mode.
282 default: Inst::SYSRET_TO_COMPAT();
283 }
284 default: Inst::SYSRET_NON_64();
285 }
286 }
287 0x01: decode OPCODE_OP_BOTTOM3 {
288 0x0: invd();
289 0x1: wbinvd();
290 0x2: Inst::UD2();
291 0x3: Inst::UD2();
292 0x4: Inst::UD2();
293 0x5: Inst::PREFETCH(Mb);
294 0x6: FailUnimpl::femms();
295 0x7: FailUnimpl::threednow();
296 }
297 format Inst{
298 0x02: decode LEGACY_DECODEVAL {
299 // no prefix
300 0x0: decode OPCODE_OP_BOTTOM3 {
301 0x0: MOVUPS(Vo,Wo);
302 0x1: MOVUPS(Wo,Vo);
303 0x2: decode MODRM_MOD {
304 0x3: MOVHLPS(Vps,VRq);
305 default: MOVLPS(Vps,Mq);
306 }
307 0x3: MOVLPS(Mq,Vps);
308 0x4: UNPCKLPS(Vps,Wq);
309 0x5: UNPCKHPS(Vps,Wq);
310 0x6: decode MODRM_MOD {
311 0x3: MOVLHPS(Vps,VRq);
312 default: MOVHPS(Vps,Mq);
313 }
314 0x7: MOVHPS(Mq,Vq);
315 }
316 // repe (0xF3)
317 0x4: decode OPCODE_OP_BOTTOM3 {
318 0x0: MOVSS(Vd,Wd);
319 0x1: MOVSS(Wd,Vd);
320 0x2: WarnUnimpl::movsldup_Vo_Wo();
321 0x6: WarnUnimpl::movshdup_Vo_Wo();
322 default: UD2();
323 }
324 // operand size (0x66)
325 0x1: decode OPCODE_OP_BOTTOM3 {
326 0x0: MOVUPD(Vo,Wo);
327 0x1: MOVUPD(Wo,Vo);
328 0x2: MOVLPD(Vq,Mq);
329 0x3: MOVLPD(Mq,Vq);
330 0x4: UNPCKLPD(Vo,Wq);
331 0x5: UNPCKHPD(Vo,Wo);
332 0x6: MOVHPD(Vq,Mq);
333 0x7: MOVHPD(Mq,Vq);
334 }
335 // repne (0xF2)
336 0x8: decode OPCODE_OP_BOTTOM3 {
337 0x0: MOVSD(Vq,Wq);
338 0x1: MOVSD(Wq,Vq);
339 0x2: MOVDDUP(Vo,Wq);
340 default: UD2();
341 }
342 default: UD2();
343 }
344 0x03: decode OPCODE_OP_BOTTOM3 {
345 //group16();
346 0x0: decode MODRM_REG {
347 0x0: WarnUnimpl::prefetch_nta();
348 0x1: PREFETCH_T0(Mb);
349 0x2: WarnUnimpl::prefetch_t1();
350 0x3: WarnUnimpl::prefetch_t2();
351 default: HINT_NOP();
352 }
353 0x1: HINT_NOP();
354 0x2: HINT_NOP();
355 0x3: HINT_NOP();
356 0x4: HINT_NOP();
357 0x5: HINT_NOP();
358 0x6: HINT_NOP();
359 0x7: HINT_NOP();
360 }
361 0x04: decode LEGACY_DECODEVAL {
362 // no prefix
363 0x0: decode OPCODE_OP_BOTTOM3 {
364 0x0: MOV(Rd,Cd);
365 0x1: MOV(Rd,Dd);
366 0x2: MOV(Cd,Rd);
367 0x3: MOV(Dd,Rd);
368 default: UD2();
369 }
370 default: UD2();
371 }
372 0x05: decode LEGACY_DECODEVAL {
373 // no prefix
374 0x0: decode OPCODE_OP_BOTTOM3 {
375 //These moves should really use size o (octword), but
376 //because they are split in two, they use q (quadword).
377 0x0: MOVAPS(Vq,Wq);
378 0x1: MOVAPS(Wq,Vq);
379 0x2: CVTPI2PS(Vq,Qq);
380 0x3: WarnUnimpl::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: UD2();
392 }
393 // operand size (0x66)
394 0x1: decode OPCODE_OP_BOTTOM3 {
395 0x0: MOVAPD(Vo,Wo);
396 0x1: MOVAPD(Wo,Vo);
397 0x2: CVTPI2PD(Vo,Qq);
398 0x3: WarnUnimpl::movntpd_Mo_Vo();
399 0x4: CVTTPD2PI(Pq,Wo);
400 0x5: CVTPD2PI(Pq,Wo);
401 0x6: UCOMISD(Vq,Wq);
402 0x7: COMISD(Vq,Wq);
403 }
404 // repne (0xF2)
405 0x8: decode OPCODE_OP_BOTTOM3 {
406 // The size of the V operand should be q, not dp
407 0x2: CVTSI2SD(Vdp,Edp);
408 // The size of the W operand should be q, not dp
409 0x4: CVTTSD2SI(Gdp,Wdp);
410 0x5: CVTSD2SI(Gd,Wq);
411 default: UD2();
412 }
413 default: UD2();
414 }
415 }
416 0x06: decode OPCODE_OP_BOTTOM3 {
417 0x0: Inst::WRMSR();
418 0x1: Inst::RDTSC();
419 0x2: Inst::RDMSR();
420 0x3: rdpmc();
421#if FULL_SYSTEM
422 0x4: sysenter();
423#else
424 0x4: SyscallInst::sysenter('xc->syscall(Rax)', IsSyscall);
425#endif
426 0x5: sysexit();
427 0x6: Inst::UD2();
428 0x7: getsec();
429 }
430 0x07: decode OPCODE_OP_BOTTOM3 {
|
433 default: UD2();
434 }
435 format Inst {
436 0x08: decode OPCODE_OP_BOTTOM3 {
437 0x0: CMOVO(Gv,Ev);
438 0x1: CMOVNO(Gv,Ev);
439 0x2: CMOVB(Gv,Ev);
440 0x3: CMOVNB(Gv,Ev);
441 0x4: CMOVZ(Gv,Ev);
442 0x5: CMOVNZ(Gv,Ev);
443 0x6: CMOVBE(Gv,Ev);
444 0x7: CMOVNBE(Gv,Ev);
445 }
446 0x09: decode OPCODE_OP_BOTTOM3 {
447 0x0: CMOVS(Gv,Ev);
448 0x1: CMOVNS(Gv,Ev);
449 0x2: CMOVP(Gv,Ev);
450 0x3: CMOVNP(Gv,Ev);
451 0x4: CMOVL(Gv,Ev);
452 0x5: CMOVNL(Gv,Ev);
453 0x6: CMOVLE(Gv,Ev);
454 0x7: CMOVNLE(Gv,Ev);
455 }
456 0x0A: decode LEGACY_DECODEVAL {
457 // no prefix
458 0x0: decode OPCODE_OP_BOTTOM3 {
459 0x0: MOVMSKPS(Gd,VRo);
460 0x1: SQRTPS(Vo,Wo);
461 0x2: WarnUnimpl::rqsrtps_Vo_Wo();
462 0x3: WarnUnimpl::rcpps_Vo_Wo();
463 0x4: ANDPS(Vo,Wo);
464 0x5: ANDNPS(Vo,Wo);
465 0x6: ORPS(Vo,Wo);
466 0x7: XORPS(Vo,Wo);
467 }
468 // repe (0xF3)
469 0x4: decode OPCODE_OP_BOTTOM3 {
470 0x1: SQRTSS(Vd,Wd);
471 0x2: WarnUnimpl::rsqrtss_Vd_Wd();
472 0x3: WarnUnimpl::rcpss_Vd_Wd();
473 default: UD2();
474 }
475 // operand size (0x66)
476 0x1: decode OPCODE_OP_BOTTOM3 {
477 0x0: MOVMSKPD(Gd,VRo);
478 0x1: SQRTPD(Vo,Wo);
479 0x4: ANDPD(Vo,Wo);
480 0x5: ANDNPD(Vo,Wo);
481 0x6: ORPD(Vo,Wo);
482 0x7: XORPD(Vo,Wo);
483 default: UD2();
484 }
485 // repne (0xF2)
486 0x8: decode OPCODE_OP_BOTTOM3 {
487 0x1: SQRTSD(Vq,Wq);
488 default: UD2();
489 }
490 default: UD2();
491 }
492 0x0B: decode LEGACY_DECODEVAL {
493 // no prefix
494 0x0: decode OPCODE_OP_BOTTOM3 {
495 0x0: ADDPS(Vo,Wo);
496 0x1: MULPS(Vo,Wo);
497 0x2: CVTPS2PD(Vo,Wq);
498 0x3: CVTDQ2PS(Vo,Wo);
499 0x4: SUBPS(Vo,Wo);
500 0x5: MINPS(Vo,Wo);
501 0x6: DIVPS(Vo,Wo);
502 0x7: MAXPS(Vo,Wo);
503 }
504 // repe (0xF3)
505 0x4: decode OPCODE_OP_BOTTOM3 {
506 0x0: ADDSS(Vd,Wd);
507 0x1: MULSS(Vd,Wd);
508 0x2: CVTSS2SD(Vq,Wd);
509 0x3: CVTTPS2DQ(Vo,Wo);
510 0x4: SUBSS(Vd,Wd);
511 0x5: MINSS(Vd,Wd);
512 0x6: DIVSS(Vd,Wd);
513 0x7: MAXSS(Vd,Wd);
514 }
515 // operand size (0x66)
516 0x1: decode OPCODE_OP_BOTTOM3 {
517 0x0: ADDPD(Vo,Wo);
518 0x1: MULPD(Vo,Wo);
519 0x2: CVTPD2PS(Vo,Wo);
520 0x3: CVTPS2DQ(Vo,Wo);
521 0x4: SUBPD(Vo,Wo);
522 0x5: MINPD(Vo,Wo);
523 0x6: DIVPD(Vo,Wo);
524 0x7: MAXPD(Vo,Wo);
525 }
526 // repne (0xF2)
527 0x8: decode OPCODE_OP_BOTTOM3 {
528 0x0: ADDSD(Vq,Wq);
529 0x1: MULSD(Vq,Wq);
530 0x2: CVTSD2SS(Vd,Wq);
531 0x4: SUBSD(Vq,Wq);
532 0x5: MINSD(Vq,Wq);
533 0x6: DIVSD(Vq,Wq);
534 0x7: MAXSD(Vq,Wq);
535 default: UD2();
536 }
537 default: UD2();
538 }
539 0x0C: decode LEGACY_DECODEVAL {
540 // no prefix
541 0x0: decode OPCODE_OP_BOTTOM3 {
542 0x0: PUNPCKLBW(Pq,Qd);
543 0x1: PUNPCKLWD(Pq,Qd);
544 0x2: PUNPCKLDQ(Pq,Qd);
545 0x3: PACKSSWB(Pq,Qq);
546 0x4: PCMPGTB(Pq,Qq);
547 0x5: PCMPGTW(Pq,Qq);
548 0x6: PCMPGTD(Pq,Qq);
549 0x7: PACKUSWB(Pq,Qq);
550 }
551 // operand size (0x66)
552 0x1: decode OPCODE_OP_BOTTOM3 {
553 0x0: PUNPCKLBW(Vo,Wq);
554 0x1: PUNPCKLWD(Vo,Wq);
555 0x2: PUNPCKLDQ(Vo,Wq);
556 0x3: PACKSSWB(Vo,Wo);
557 0x4: PCMPGTB(Vo,Wo);
558 0x5: PCMPGTW(Vo,Wo);
559 0x6: PCMPGTD(Vo,Wo);
560 0x7: PACKUSWB(Vo,Wo);
561 }
562 default: UD2();
563 }
564 0x0D: decode LEGACY_DECODEVAL {
565 // no prefix
566 0x0: decode OPCODE_OP_BOTTOM3 {
567 0x0: PUNPCKHBW(Pq,Qq);
568 0x1: PUNPCKHWD(Pq,Qq);
569 0x2: PUNPCKHDQ(Pq,Qq);
570 0x3: PACKSSDW(Pq,Qq);
571 0x6: MOVD(Pq,Edp);
572 0x7: MOVQ(Pq,Qq);
573 default: UD2();
574 }
575 // repe (0xF3)
576 0x4: decode OPCODE_OP_BOTTOM3 {
577 0x7: WarnUnimpl::movdqu_Vo_Wo();
578 default: UD2();
579 }
580 // operand size (0x66)
581 0x1: decode OPCODE_OP_BOTTOM3 {
582 0x0: PUNPCKHBW(Vo,Wo);
583 0x1: PUNPCKHWD(Vo,Wo);
584 0x2: PUNPCKHDQ(Vo,Wo);
585 0x3: PACKSSDW(Vo,Wo);
586 0x4: PUNPCKLQDQ(Vo,Wq);
587 0x5: PUNPCKHQDQ(Vo,Wq);
588 0x6: WarnUnimpl::movd_Vo_Ed();
589 0x7: WarnUnimpl::movdqa_Vo_Wo();
590 }
591 default: UD2();
592 }
593 0x0E: decode LEGACY_DECODEVAL {
594 // no prefix
595 0x0: decode OPCODE_OP_BOTTOM3 {
596 0x0: PSHUFW(Pq,Qq,Ib);
597 //0x1: group12_pshimw();
598 0x1: decode MODRM_REG {
599 0x2: PSRLW(PRq,Ib);
600 0x4: PSRAW(PRq,Ib);
601 0x6: PSLLW(PRq,Ib);
602 default: UD2();
603 }
604 //0x2: group13_pshimd();
605 0x2: decode MODRM_REG {
606 0x2: PSRLD(PRq,Ib);
607 0x4: PSRAD(PRq,Ib);
608 0x6: PSLLD(PRq,Ib);
609 default: UD2();
610 }
611 //0x3: group14_pshimq();
612 0x3: decode MODRM_REG {
613 0x2: PSRLQ(PRq,Ib);
614 0x6: PSLLQ(PRq,Ib);
615 default: Inst::UD2();
616 }
617 0x4: Inst::PCMPEQB(Pq,Qq);
618 0x5: Inst::PCMPEQW(Pq,Qq);
619 0x6: Inst::PCMPEQD(Pq,Qq);
620 0x7: WarnUnimpl::emms();
621 }
622 // repe (0xF3)
623 0x4: decode OPCODE_OP_BOTTOM3 {
624 0x0: PSHUFHW(Vo,Wo,Ib);
625 default: UD2();
626 }
627 // operand size (0x66)
628 0x1: decode OPCODE_OP_BOTTOM3 {
629 0x0: PSHUFD(Vo,Wo,Ib);
630 //0x1: group12_pshimw();
631 0x1: decode MODRM_REG {
632 0x2: PSRLW(VRo,Ib);
633 0x4: PSRAW(VRo,Ib);
634 0x6: PSLLW(VRo,Ib);
635 }
636 //0x2: group13_pshimd();
637 0x2: decode MODRM_REG {
638 0x2: PSRLD(VRo,Ib);
639 0x4: PSRAD(VRo,Ib);
640 0x6: PSLLD(VRo,Ib);
641 default: UD2();
642 }
643 //0x3: group14_pshimq();
644 0x3: decode MODRM_REG {
645 0x2: PSRLQ(VRo,Ib);
646 0x3: WarnUnimpl::psrldq_VRo_Ib();
647 0x6: PSLLQ(VRo,Ib);
648 0x7: WarnUnimpl::pslldq_VRo_Ib();
649 default: UD2();
650 }
651 0x4: PCMPEQB(Vo,Wo);
652 0x5: PCMPEQW(Vo,Wo);
653 0x6: PCMPEQD(Vo,Wo);
654 default: UD2();
655 }
656 // repne (0xF2)
657 0x8: decode OPCODE_OP_BOTTOM3 {
658 0x0: PSHUFLW(Vo,Wo,Ib);
659 default: UD2();
660 }
661 default: UD2();
662 }
663 0x0F: decode LEGACY_DECODEVAL {
664 // no prefix
665 0x0: decode OPCODE_OP_BOTTOM3 {
666 0x0: WarnUnimpl::vmread_Edp_Gdp();
667 0x1: WarnUnimpl::vmwrite_Gdp_Edp();
668 0x6: MOVD(Edp,Pdp);
669 0x7: MOVQ(Qq,Pq);
670 default: UD2();
671 }
672 // repe (0xF3)
673 0x4: decode OPCODE_OP_BOTTOM3 {
674 0x6: MOVQ(Vq,Wq);
675 0x7: WarnUnimpl::movdqu_Wo_Vo();
676 default: UD2();
677 }
678 // operand size (0x66)
679 0x1: decode OPCODE_OP_BOTTOM3 {
680 0x4: WarnUnimpl::haddpd_Vo_Wo();
681 0x5: WarnUnimpl::hsubpd_Vo_Wo();
682 0x6: WarnUnimpl::movd_Ed_Vd();
683 0x7: WarnUnimpl::movdqa_Wo_Vo();
684 default: UD2();
685 }
686 // repne (0xF2)
687 0x8: decode OPCODE_OP_BOTTOM3 {
688 0x4: WarnUnimpl::haddps_Vo_Wo();
689 0x5: WarnUnimpl::hsubps_Vo_Wo();
690 default: UD2();
691 }
692 default: UD2();
693 }
694 0x10: decode OPCODE_OP_BOTTOM3 {
695 0x0: JO(Jz);
696 0x1: JNO(Jz);
697 0x2: JB(Jz);
698 0x3: JNB(Jz);
699 0x4: JZ(Jz);
700 0x5: JNZ(Jz);
701 0x6: JBE(Jz);
702 0x7: JNBE(Jz);
703 }
704 0x11: decode OPCODE_OP_BOTTOM3 {
705 0x0: JS(Jz);
706 0x1: JNS(Jz);
707 0x2: JP(Jz);
708 0x3: JNP(Jz);
709 0x4: JL(Jz);
710 0x5: JNL(Jz);
711 0x6: JLE(Jz);
712 0x7: JNLE(Jz);
713 }
714 0x12: decode OPCODE_OP_BOTTOM3 {
715 0x0: SETO(Eb);
716 0x1: SETNO(Eb);
717 0x2: SETB(Eb);
718 0x3: SETNB(Eb);
719 0x4: SETZ(Eb);
720 0x5: SETNZ(Eb);
721 0x6: SETBE(Eb);
722 0x7: SETNBE(Eb);
723 }
724 0x13: decode OPCODE_OP_BOTTOM3 {
725 0x0: SETS(Eb);
726 0x1: SETNS(Eb);
727 0x2: SETP(Eb);
728 0x3: SETNP(Eb);
729 0x4: SETL(Eb);
730 0x5: SETNL(Eb);
731 0x6: SETLE(Eb);
732 0x7: SETNLE(Eb);
733 }
734 }
735 0x14: decode OPCODE_OP_BOTTOM3 {
736 0x0: push_fs();
737 0x1: pop_fs();
738 0x2: CPUIDInst::CPUID({{
739 CpuidResult result;
740 success = doCpuid(xc->tcBase(), bits(Rax, 31, 0), result);
741 Rax = result.rax;
742 Rbx = result.rbx;
743 Rcx = result.rcx;
744 Rdx = result.rdx;
745 }});
746 0x3: Inst::BT(Ev,Gv);
747 0x4: Inst::SHLD(Ev,Gv,Ib);
748 0x5: Inst::SHLD(Ev,Gv);
749 default: Inst::UD2();
750 }
751 0x15: decode OPCODE_OP_BOTTOM3 {
752 0x0: push_gs();
753 0x1: pop_gs();
754 0x2: rsm_smm();
755 0x3: Inst::BTS(Ev,Gv);
756 0x4: Inst::SHRD(Ev,Gv,Ib);
757 0x5: Inst::SHRD(Ev,Gv);
758 //0x6: group15();
759 0x6: decode MODRM_MOD {
760 0x3: decode MODRM_REG {
761 0x5: BasicOperate::LFENCE(
762 {{/*Nothing*/}}, IsReadBarrier);
763 0x6: BasicOperate::MFENCE(
764 {{/*Nothing*/}}, IsMemBarrier);
765 0x7: BasicOperate::SFENCE(
766 {{/*Nothing*/}}, IsWriteBarrier);
767 default: Inst::UD2();
768 }
769 default: decode MODRM_REG {
770 0x0: fxsave();
771 0x1: fxrstor();
772 0x2: Inst::LDMXCSR(Md);
773 0x3: Inst::STMXCSR(Md);
774 0x4: xsave();
775 0x5: xrstor();
776 0x6: Inst::UD2();
777 0x7: clflush();
778 }
779 }
780 0x7: Inst::IMUL(Gv,Ev);
781 }
782 format Inst {
783 0x16: decode OPCODE_OP_BOTTOM3 {
784 0x0: CMPXCHG(Eb,Gb);
785 0x1: CMPXCHG(Ev,Gv);
786 0x2: WarnUnimpl::lss_Gz_Mp();
787 0x3: BTR(Ev,Gv);
788 0x4: WarnUnimpl::lfs_Gz_Mp();
789 0x5: WarnUnimpl::lgs_Gz_Mp();
790 //The size of the second operand in these instructions
791 //should really be "b" or "w", but it's set to v in order
792 //to have a consistent register size. This shouldn't
793 //affect behavior.
794 0x6: MOVZX_B(Gv,Ev);
795 0x7: MOVZX_W(Gv,Ev);
796 }
797 0x17: decode OPCODE_OP_BOTTOM3 {
798 0x0: decode LEGACY_REP {
799 0x0: WarnUnimpl::jmpe_Jz();
800 0x1: WarnUnimpl::popcnt_Gv_Ev();
801 }
802 //0x1: group10_UD2();
803 0x1: UD2();
804 //0x2: group8_Ev_Ib();
805 0x2: decode MODRM_REG {
806 0x4: BT(Ev,Ib);
807 0x5: BTS(Ev,Ib);
808 0x6: BTR(Ev,Ib);
809 0x7: BTC(Ev,Ib);
810 default: UD2();
811 }
812 0x3: BTC(Ev,Gv);
813 0x4: BSF(Gv,Ev);
814 0x5: BSR(Gv,Ev);
815 //The size of the second operand in these instructions
816 //should really be "b" or "w", but it's set to v in order
817 //to have a consistent register size. This shouldn't
818 //affect behavior.
819 0x6: MOVSX_B(Gv,Ev);
820 0x7: MOVSX_W(Gv,Ev);
821 }
822 0x18: decode OPCODE_OP_BOTTOM3 {
823 0x0: XADD(Eb,Gb);
824 0x1: XADD(Ev,Gv);
825 //0x7: group9();
826 0x7: decode MODRM_REG {
827 //Also CMPXCHG16B
828 0x1: CMPXCHG8B(Mdp);
829 0x6: decode LEGACY_OP {
830 0x1: WarnUnimpl::vmclear_Mq();
831 default: decode LEGACY_REP {
832 0x1: WarnUnimpl::vmxon_Mq();
833 0x0: WarnUnimpl::vmptrld_Mq();
834 }
835 }
836 0x7: WarnUnimpl::vmptrst_Mq();
837 default: UD2();
838 }
839 default: decode LEGACY_DECODEVAL {
840 // no prefix
841 0x0: decode OPCODE_OP_BOTTOM3 {
842 0x2: CMPPS(Vo,Wo,Ib);
843 0x3: MOVNTI(Mdp,Gdp);
844 0x4: PINSRW(Pq,Ew,Ib);
845 0x5: PEXTRW(Gd,PRq,Ib);
846 0x6: SHUFPS(Vps,Wps,Ib);
847 }
848 // repe (0xF3)
849 0x4: decode OPCODE_OP_BOTTOM3 {
850 0x2: CMPSS(Vd,Wd,Ib);
851 default: UD2();
852 }
853 // operand size (0x66)
854 0x1: decode OPCODE_OP_BOTTOM3 {
855 0x2: CMPPD(Vo,Wo,Ib);
856 0x4: PINSRW(Vdw,Ew,Ib);
857 0x5: PEXTRW(Gd,VRdq,Ib);
858 0x6: SHUFPD(Vpd,Wpd,Ib);
859 default: UD2();
860 }
861 // repne (0xF2)
862 0x8: decode OPCODE_OP_BOTTOM3 {
863 0x2: CMPSD(Vq,Wq,Ib);
864 default: UD2();
865 }
866 default: UD2();
867 }
868 }
869 0x19: decode OPSIZE {
870 4: BSWAP_D(Bd);
871 8: BSWAP_Q(Bq);
872 default: UD2();
873 }
874 0x1A: decode LEGACY_DECODEVAL {
875 // no prefix
876 0x0: decode OPCODE_OP_BOTTOM3 {
877 0x1: PSRLW(Pq,Qq);
878 0x2: PSRLD(Pq,Qq);
879 0x3: PSRLQ(Pq,Qq);
880 0x4: PADDQ(Pq,Qq);
881 0x5: PMULLW(Pq,Qq);
882 0x7: PMOVMSKB(Gd,PRq);
883 default: UD2();
884 }
885 // repe (0xF3)
886 0x4: decode OPCODE_OP_BOTTOM3 {
887 0x6: MOVQ2DQ(Vo,PRq);
888 default: UD2();
889 }
890 // operand size (0x66)
891 0x1: decode OPCODE_OP_BOTTOM3 {
892 0x0: WarnUnimpl::addsubpd_Vo_Wo();
893 0x1: PSRLW(Vo,Wo);
894 0x2: PSRLD(Vo,Wo);
895 0x3: PSRLQ(Vo,Wo);
896 0x4: PADDQ(Vo,Wo);
897 0x5: PMULLW(Vo,Wo);
898 0x6: MOVQ(Wq,Vq);
899 0x7: PMOVMSKB(Gd,VRo);
900 }
901 // repne (0xF2)
902 0x8: decode OPCODE_OP_BOTTOM3 {
903 0x0: WarnUnimpl::addsubps_Vo_Wo();
904 0x6: MOVDQ2Q(Pq,VRq);
905 default: UD2();
906 }
907 default: UD2();
908 }
909 0x1B: decode LEGACY_DECODEVAL {
910 // no prefix
911 0x0: decode OPCODE_OP_BOTTOM3 {
912 0x0: PSUBUSB(Pq,Qq);
913 0x1: PSUBUSW(Pq,Qq);
914 0x2: PMINUB(Pq,Qq);
915 0x3: PAND(Pq,Qq);
916 0x4: PADDUSB(Pq,Qq);
917 0x5: PADDUSW(Pq,Qq);
918 0x6: PMAXUB(Pq,Qq);
919 0x7: PANDN(Pq,Qq);
920 }
921 // operand size (0x66)
922 0x1: decode OPCODE_OP_BOTTOM3 {
923 0x0: PSUBUSB(Vo,Wo);
924 0x1: PSUBUSW(Vo,Wo);
925 0x2: PMINUB(Vo,Wo);
926 0x3: PAND(Vo,Wo);
927 0x4: PADDUSB(Vo,Wo);
928 0x5: PADDUSW(Vo,Wo);
929 0x6: PMAXUB(Vo,Wo);
930 0x7: PANDN(Vo,Wo);
931 }
932 default: UD2();
933 }
934 0x1C: decode LEGACY_DECODEVAL {
935 // no prefix
936 0x0: decode OPCODE_OP_BOTTOM3 {
937 0x0: PAVGB(Pq,Qq);
938 0x1: PSRAW(Pq,Qq);
939 0x2: PSRAD(Pq,Qq);
940 0x3: PAVGW(Pq,Qq);
941 0x4: PMULHUW(Pq,Qq);
942 0x5: PMULHW(Pq,Qq);
943 0x7: WarnUnimpl::movntq_Mq_Pq();
944 default: UD2();
945 }
946 // repe (0xF3)
947 0x4: decode OPCODE_OP_BOTTOM3 {
948 0x6: CVTDQ2PD(Vo,Wq);
949 default: UD2();
950 }
951 // operand size (0x66)
952 0x1: decode OPCODE_OP_BOTTOM3 {
953 0x0: PAVGB(Vo,Wo);
954 0x1: PSRAW(Vo,Wo);
955 0x2: PSRAD(Vo,Wo);
956 0x3: PAVGW(Vo,Wo);
957 0x4: PMULHUW(Vo,Wo);
958 0x5: PMULHW(Vo,Wo);
959 0x6: CVTTPD2DQ(Vo,Wo);
960 0x7: WarnUnimpl::movntdq_Mo_Vo();
961 }
962 // repne (0xF2)
963 0x8: decode OPCODE_OP_BOTTOM3 {
964 0x6: CVTPD2DQ(Vo,Wo);
965 default: UD2();
966 }
967 default: UD2();
968 }
969 0x1D: decode LEGACY_DECODEVAL {
970 // no prefix
971 0x0: decode OPCODE_OP_BOTTOM3 {
972 0x0: PSUBSB(Pq,Qq);
973 0x1: PSUBSW(Pq,Qq);
974 0x2: PMINSW(Pq,Qq);
975 0x3: POR(Pq,Qq);
976 0x4: PADDSB(Pq,Qq);
977 0x5: PADDSW(Pq,Qq);
978 0x6: PMAXSW(Pq,Qq);
979 0x7: PXOR(Pq,Qq);
980 }
981 // operand size (0x66)
982 0x1: decode OPCODE_OP_BOTTOM3 {
983 0x0: PSUBSB(Vo,Wo);
984 0x1: PSUBSW(Vo,Wo);
985 0x2: PMINSW(Vo,Wo);
986 0x3: POR(Vo,Wo);
987 0x4: PADDSB(Vo,Wo);
988 0x5: PADDSW(Vo,Wo);
989 0x6: PMAXSW(Vo,Wo);
990 0x7: PXOR(Vo,Wo);
991 }
992 default: UD2();
993 }
994 0x1E: decode LEGACY_DECODEVAL {
995 // no prefix
996 0x0: decode OPCODE_OP_BOTTOM3 {
997 0x1: PSLLW(Pq,Qq);
998 0x2: PSLLD(Pq,Qq);
999 0x3: PSLLQ(Pq,Qq);
1000 0x4: PMULUDQ(Pq,Qq);
1001 0x5: PMADDWD(Pq,Qq);
1002 0x6: PSADBW(Pq,Qq);
1003 0x7: MASKMOVQ(Pq,PRq);
1004 default: UD2();
1005 }
1006 // operand size (0x66)
1007 0x1: decode OPCODE_OP_BOTTOM3 {
1008 0x1: PSLLW(Vo,Wo);
1009 0x2: PSLLD(Vo,Wo);
1010 0x3: PSLLQ(Vo,Wo);
1011 0x4: PMULUDQ(Vo,Wo);
1012 0x5: PMADDWD(Vo,Wo);
1013 0x6: PSADBW(Vo,Wo);
1014 0x7: MASKMOVDQU(Vo,VRo);
1015 default: UD2();
1016 }
1017 // repne (0xF2)
1018 0x8: decode OPCODE_OP_BOTTOM3 {
1019 0x0: WarnUnimpl::lddqu_Vo_Mo();
1020 default: UD2();
1021 }
1022 default: UD2();
1023 }
1024 0x1F: decode LEGACY_DECODEVAL {
1025 // no prefix
1026 0x0: decode OPCODE_OP_BOTTOM3 {
1027 0x0: PSUBB(Pq,Qq);
1028 0x1: PSUBW(Pq,Qq);
1029 0x2: PSUBD(Pq,Qq);
1030 0x3: PSUBQ(Pq,Qq);
1031 0x4: PADDB(Pq,Qq);
1032 0x5: PADDW(Pq,Qq);
1033 0x6: PADDD(Pq,Qq);
1034 0x7: UD2();
1035 }
1036 // operand size (0x66)
1037 0x1: decode OPCODE_OP_BOTTOM3 {
1038 0x0: PSUBB(Vo,Wo);
1039 0x1: PSUBW(Vo,Wo);
1040 0x2: PSUBD(Vo,Wo);
1041 0x3: PSUBQ(Vo,Wo);
1042 0x4: PADDB(Vo,Wo);
1043 0x5: PADDW(Vo,Wo);
1044 0x6: PADDD(Vo,Wo);
1045 0x7: UD2();
1046 }
1047 default: UD2();
1048 }
1049 }
1050 default: FailUnimpl::twoByteOps();
1051 }
1052 }
1053 default: M5InternalError::error(
1054 {{"Unexpected first opcode byte in two byte opcode!"}});
1055}
| 437 default: UD2();
438 }
439 format Inst {
440 0x08: decode OPCODE_OP_BOTTOM3 {
441 0x0: CMOVO(Gv,Ev);
442 0x1: CMOVNO(Gv,Ev);
443 0x2: CMOVB(Gv,Ev);
444 0x3: CMOVNB(Gv,Ev);
445 0x4: CMOVZ(Gv,Ev);
446 0x5: CMOVNZ(Gv,Ev);
447 0x6: CMOVBE(Gv,Ev);
448 0x7: CMOVNBE(Gv,Ev);
449 }
450 0x09: decode OPCODE_OP_BOTTOM3 {
451 0x0: CMOVS(Gv,Ev);
452 0x1: CMOVNS(Gv,Ev);
453 0x2: CMOVP(Gv,Ev);
454 0x3: CMOVNP(Gv,Ev);
455 0x4: CMOVL(Gv,Ev);
456 0x5: CMOVNL(Gv,Ev);
457 0x6: CMOVLE(Gv,Ev);
458 0x7: CMOVNLE(Gv,Ev);
459 }
460 0x0A: decode LEGACY_DECODEVAL {
461 // no prefix
462 0x0: decode OPCODE_OP_BOTTOM3 {
463 0x0: MOVMSKPS(Gd,VRo);
464 0x1: SQRTPS(Vo,Wo);
465 0x2: WarnUnimpl::rqsrtps_Vo_Wo();
466 0x3: WarnUnimpl::rcpps_Vo_Wo();
467 0x4: ANDPS(Vo,Wo);
468 0x5: ANDNPS(Vo,Wo);
469 0x6: ORPS(Vo,Wo);
470 0x7: XORPS(Vo,Wo);
471 }
472 // repe (0xF3)
473 0x4: decode OPCODE_OP_BOTTOM3 {
474 0x1: SQRTSS(Vd,Wd);
475 0x2: WarnUnimpl::rsqrtss_Vd_Wd();
476 0x3: WarnUnimpl::rcpss_Vd_Wd();
477 default: UD2();
478 }
479 // operand size (0x66)
480 0x1: decode OPCODE_OP_BOTTOM3 {
481 0x0: MOVMSKPD(Gd,VRo);
482 0x1: SQRTPD(Vo,Wo);
483 0x4: ANDPD(Vo,Wo);
484 0x5: ANDNPD(Vo,Wo);
485 0x6: ORPD(Vo,Wo);
486 0x7: XORPD(Vo,Wo);
487 default: UD2();
488 }
489 // repne (0xF2)
490 0x8: decode OPCODE_OP_BOTTOM3 {
491 0x1: SQRTSD(Vq,Wq);
492 default: UD2();
493 }
494 default: UD2();
495 }
496 0x0B: decode LEGACY_DECODEVAL {
497 // no prefix
498 0x0: decode OPCODE_OP_BOTTOM3 {
499 0x0: ADDPS(Vo,Wo);
500 0x1: MULPS(Vo,Wo);
501 0x2: CVTPS2PD(Vo,Wq);
502 0x3: CVTDQ2PS(Vo,Wo);
503 0x4: SUBPS(Vo,Wo);
504 0x5: MINPS(Vo,Wo);
505 0x6: DIVPS(Vo,Wo);
506 0x7: MAXPS(Vo,Wo);
507 }
508 // repe (0xF3)
509 0x4: decode OPCODE_OP_BOTTOM3 {
510 0x0: ADDSS(Vd,Wd);
511 0x1: MULSS(Vd,Wd);
512 0x2: CVTSS2SD(Vq,Wd);
513 0x3: CVTTPS2DQ(Vo,Wo);
514 0x4: SUBSS(Vd,Wd);
515 0x5: MINSS(Vd,Wd);
516 0x6: DIVSS(Vd,Wd);
517 0x7: MAXSS(Vd,Wd);
518 }
519 // operand size (0x66)
520 0x1: decode OPCODE_OP_BOTTOM3 {
521 0x0: ADDPD(Vo,Wo);
522 0x1: MULPD(Vo,Wo);
523 0x2: CVTPD2PS(Vo,Wo);
524 0x3: CVTPS2DQ(Vo,Wo);
525 0x4: SUBPD(Vo,Wo);
526 0x5: MINPD(Vo,Wo);
527 0x6: DIVPD(Vo,Wo);
528 0x7: MAXPD(Vo,Wo);
529 }
530 // repne (0xF2)
531 0x8: decode OPCODE_OP_BOTTOM3 {
532 0x0: ADDSD(Vq,Wq);
533 0x1: MULSD(Vq,Wq);
534 0x2: CVTSD2SS(Vd,Wq);
535 0x4: SUBSD(Vq,Wq);
536 0x5: MINSD(Vq,Wq);
537 0x6: DIVSD(Vq,Wq);
538 0x7: MAXSD(Vq,Wq);
539 default: UD2();
540 }
541 default: UD2();
542 }
543 0x0C: decode LEGACY_DECODEVAL {
544 // no prefix
545 0x0: decode OPCODE_OP_BOTTOM3 {
546 0x0: PUNPCKLBW(Pq,Qd);
547 0x1: PUNPCKLWD(Pq,Qd);
548 0x2: PUNPCKLDQ(Pq,Qd);
549 0x3: PACKSSWB(Pq,Qq);
550 0x4: PCMPGTB(Pq,Qq);
551 0x5: PCMPGTW(Pq,Qq);
552 0x6: PCMPGTD(Pq,Qq);
553 0x7: PACKUSWB(Pq,Qq);
554 }
555 // operand size (0x66)
556 0x1: decode OPCODE_OP_BOTTOM3 {
557 0x0: PUNPCKLBW(Vo,Wq);
558 0x1: PUNPCKLWD(Vo,Wq);
559 0x2: PUNPCKLDQ(Vo,Wq);
560 0x3: PACKSSWB(Vo,Wo);
561 0x4: PCMPGTB(Vo,Wo);
562 0x5: PCMPGTW(Vo,Wo);
563 0x6: PCMPGTD(Vo,Wo);
564 0x7: PACKUSWB(Vo,Wo);
565 }
566 default: UD2();
567 }
568 0x0D: decode LEGACY_DECODEVAL {
569 // no prefix
570 0x0: decode OPCODE_OP_BOTTOM3 {
571 0x0: PUNPCKHBW(Pq,Qq);
572 0x1: PUNPCKHWD(Pq,Qq);
573 0x2: PUNPCKHDQ(Pq,Qq);
574 0x3: PACKSSDW(Pq,Qq);
575 0x6: MOVD(Pq,Edp);
576 0x7: MOVQ(Pq,Qq);
577 default: UD2();
578 }
579 // repe (0xF3)
580 0x4: decode OPCODE_OP_BOTTOM3 {
581 0x7: WarnUnimpl::movdqu_Vo_Wo();
582 default: UD2();
583 }
584 // operand size (0x66)
585 0x1: decode OPCODE_OP_BOTTOM3 {
586 0x0: PUNPCKHBW(Vo,Wo);
587 0x1: PUNPCKHWD(Vo,Wo);
588 0x2: PUNPCKHDQ(Vo,Wo);
589 0x3: PACKSSDW(Vo,Wo);
590 0x4: PUNPCKLQDQ(Vo,Wq);
591 0x5: PUNPCKHQDQ(Vo,Wq);
592 0x6: WarnUnimpl::movd_Vo_Ed();
593 0x7: WarnUnimpl::movdqa_Vo_Wo();
594 }
595 default: UD2();
596 }
597 0x0E: decode LEGACY_DECODEVAL {
598 // no prefix
599 0x0: decode OPCODE_OP_BOTTOM3 {
600 0x0: PSHUFW(Pq,Qq,Ib);
601 //0x1: group12_pshimw();
602 0x1: decode MODRM_REG {
603 0x2: PSRLW(PRq,Ib);
604 0x4: PSRAW(PRq,Ib);
605 0x6: PSLLW(PRq,Ib);
606 default: UD2();
607 }
608 //0x2: group13_pshimd();
609 0x2: decode MODRM_REG {
610 0x2: PSRLD(PRq,Ib);
611 0x4: PSRAD(PRq,Ib);
612 0x6: PSLLD(PRq,Ib);
613 default: UD2();
614 }
615 //0x3: group14_pshimq();
616 0x3: decode MODRM_REG {
617 0x2: PSRLQ(PRq,Ib);
618 0x6: PSLLQ(PRq,Ib);
619 default: Inst::UD2();
620 }
621 0x4: Inst::PCMPEQB(Pq,Qq);
622 0x5: Inst::PCMPEQW(Pq,Qq);
623 0x6: Inst::PCMPEQD(Pq,Qq);
624 0x7: WarnUnimpl::emms();
625 }
626 // repe (0xF3)
627 0x4: decode OPCODE_OP_BOTTOM3 {
628 0x0: PSHUFHW(Vo,Wo,Ib);
629 default: UD2();
630 }
631 // operand size (0x66)
632 0x1: decode OPCODE_OP_BOTTOM3 {
633 0x0: PSHUFD(Vo,Wo,Ib);
634 //0x1: group12_pshimw();
635 0x1: decode MODRM_REG {
636 0x2: PSRLW(VRo,Ib);
637 0x4: PSRAW(VRo,Ib);
638 0x6: PSLLW(VRo,Ib);
639 }
640 //0x2: group13_pshimd();
641 0x2: decode MODRM_REG {
642 0x2: PSRLD(VRo,Ib);
643 0x4: PSRAD(VRo,Ib);
644 0x6: PSLLD(VRo,Ib);
645 default: UD2();
646 }
647 //0x3: group14_pshimq();
648 0x3: decode MODRM_REG {
649 0x2: PSRLQ(VRo,Ib);
650 0x3: WarnUnimpl::psrldq_VRo_Ib();
651 0x6: PSLLQ(VRo,Ib);
652 0x7: WarnUnimpl::pslldq_VRo_Ib();
653 default: UD2();
654 }
655 0x4: PCMPEQB(Vo,Wo);
656 0x5: PCMPEQW(Vo,Wo);
657 0x6: PCMPEQD(Vo,Wo);
658 default: UD2();
659 }
660 // repne (0xF2)
661 0x8: decode OPCODE_OP_BOTTOM3 {
662 0x0: PSHUFLW(Vo,Wo,Ib);
663 default: UD2();
664 }
665 default: UD2();
666 }
667 0x0F: decode LEGACY_DECODEVAL {
668 // no prefix
669 0x0: decode OPCODE_OP_BOTTOM3 {
670 0x0: WarnUnimpl::vmread_Edp_Gdp();
671 0x1: WarnUnimpl::vmwrite_Gdp_Edp();
672 0x6: MOVD(Edp,Pdp);
673 0x7: MOVQ(Qq,Pq);
674 default: UD2();
675 }
676 // repe (0xF3)
677 0x4: decode OPCODE_OP_BOTTOM3 {
678 0x6: MOVQ(Vq,Wq);
679 0x7: WarnUnimpl::movdqu_Wo_Vo();
680 default: UD2();
681 }
682 // operand size (0x66)
683 0x1: decode OPCODE_OP_BOTTOM3 {
684 0x4: WarnUnimpl::haddpd_Vo_Wo();
685 0x5: WarnUnimpl::hsubpd_Vo_Wo();
686 0x6: WarnUnimpl::movd_Ed_Vd();
687 0x7: WarnUnimpl::movdqa_Wo_Vo();
688 default: UD2();
689 }
690 // repne (0xF2)
691 0x8: decode OPCODE_OP_BOTTOM3 {
692 0x4: WarnUnimpl::haddps_Vo_Wo();
693 0x5: WarnUnimpl::hsubps_Vo_Wo();
694 default: UD2();
695 }
696 default: UD2();
697 }
698 0x10: decode OPCODE_OP_BOTTOM3 {
699 0x0: JO(Jz);
700 0x1: JNO(Jz);
701 0x2: JB(Jz);
702 0x3: JNB(Jz);
703 0x4: JZ(Jz);
704 0x5: JNZ(Jz);
705 0x6: JBE(Jz);
706 0x7: JNBE(Jz);
707 }
708 0x11: decode OPCODE_OP_BOTTOM3 {
709 0x0: JS(Jz);
710 0x1: JNS(Jz);
711 0x2: JP(Jz);
712 0x3: JNP(Jz);
713 0x4: JL(Jz);
714 0x5: JNL(Jz);
715 0x6: JLE(Jz);
716 0x7: JNLE(Jz);
717 }
718 0x12: decode OPCODE_OP_BOTTOM3 {
719 0x0: SETO(Eb);
720 0x1: SETNO(Eb);
721 0x2: SETB(Eb);
722 0x3: SETNB(Eb);
723 0x4: SETZ(Eb);
724 0x5: SETNZ(Eb);
725 0x6: SETBE(Eb);
726 0x7: SETNBE(Eb);
727 }
728 0x13: decode OPCODE_OP_BOTTOM3 {
729 0x0: SETS(Eb);
730 0x1: SETNS(Eb);
731 0x2: SETP(Eb);
732 0x3: SETNP(Eb);
733 0x4: SETL(Eb);
734 0x5: SETNL(Eb);
735 0x6: SETLE(Eb);
736 0x7: SETNLE(Eb);
737 }
738 }
739 0x14: decode OPCODE_OP_BOTTOM3 {
740 0x0: push_fs();
741 0x1: pop_fs();
742 0x2: CPUIDInst::CPUID({{
743 CpuidResult result;
744 success = doCpuid(xc->tcBase(), bits(Rax, 31, 0), result);
745 Rax = result.rax;
746 Rbx = result.rbx;
747 Rcx = result.rcx;
748 Rdx = result.rdx;
749 }});
750 0x3: Inst::BT(Ev,Gv);
751 0x4: Inst::SHLD(Ev,Gv,Ib);
752 0x5: Inst::SHLD(Ev,Gv);
753 default: Inst::UD2();
754 }
755 0x15: decode OPCODE_OP_BOTTOM3 {
756 0x0: push_gs();
757 0x1: pop_gs();
758 0x2: rsm_smm();
759 0x3: Inst::BTS(Ev,Gv);
760 0x4: Inst::SHRD(Ev,Gv,Ib);
761 0x5: Inst::SHRD(Ev,Gv);
762 //0x6: group15();
763 0x6: decode MODRM_MOD {
764 0x3: decode MODRM_REG {
765 0x5: BasicOperate::LFENCE(
766 {{/*Nothing*/}}, IsReadBarrier);
767 0x6: BasicOperate::MFENCE(
768 {{/*Nothing*/}}, IsMemBarrier);
769 0x7: BasicOperate::SFENCE(
770 {{/*Nothing*/}}, IsWriteBarrier);
771 default: Inst::UD2();
772 }
773 default: decode MODRM_REG {
774 0x0: fxsave();
775 0x1: fxrstor();
776 0x2: Inst::LDMXCSR(Md);
777 0x3: Inst::STMXCSR(Md);
778 0x4: xsave();
779 0x5: xrstor();
780 0x6: Inst::UD2();
781 0x7: clflush();
782 }
783 }
784 0x7: Inst::IMUL(Gv,Ev);
785 }
786 format Inst {
787 0x16: decode OPCODE_OP_BOTTOM3 {
788 0x0: CMPXCHG(Eb,Gb);
789 0x1: CMPXCHG(Ev,Gv);
790 0x2: WarnUnimpl::lss_Gz_Mp();
791 0x3: BTR(Ev,Gv);
792 0x4: WarnUnimpl::lfs_Gz_Mp();
793 0x5: WarnUnimpl::lgs_Gz_Mp();
794 //The size of the second operand in these instructions
795 //should really be "b" or "w", but it's set to v in order
796 //to have a consistent register size. This shouldn't
797 //affect behavior.
798 0x6: MOVZX_B(Gv,Ev);
799 0x7: MOVZX_W(Gv,Ev);
800 }
801 0x17: decode OPCODE_OP_BOTTOM3 {
802 0x0: decode LEGACY_REP {
803 0x0: WarnUnimpl::jmpe_Jz();
804 0x1: WarnUnimpl::popcnt_Gv_Ev();
805 }
806 //0x1: group10_UD2();
807 0x1: UD2();
808 //0x2: group8_Ev_Ib();
809 0x2: decode MODRM_REG {
810 0x4: BT(Ev,Ib);
811 0x5: BTS(Ev,Ib);
812 0x6: BTR(Ev,Ib);
813 0x7: BTC(Ev,Ib);
814 default: UD2();
815 }
816 0x3: BTC(Ev,Gv);
817 0x4: BSF(Gv,Ev);
818 0x5: BSR(Gv,Ev);
819 //The size of the second operand in these instructions
820 //should really be "b" or "w", but it's set to v in order
821 //to have a consistent register size. This shouldn't
822 //affect behavior.
823 0x6: MOVSX_B(Gv,Ev);
824 0x7: MOVSX_W(Gv,Ev);
825 }
826 0x18: decode OPCODE_OP_BOTTOM3 {
827 0x0: XADD(Eb,Gb);
828 0x1: XADD(Ev,Gv);
829 //0x7: group9();
830 0x7: decode MODRM_REG {
831 //Also CMPXCHG16B
832 0x1: CMPXCHG8B(Mdp);
833 0x6: decode LEGACY_OP {
834 0x1: WarnUnimpl::vmclear_Mq();
835 default: decode LEGACY_REP {
836 0x1: WarnUnimpl::vmxon_Mq();
837 0x0: WarnUnimpl::vmptrld_Mq();
838 }
839 }
840 0x7: WarnUnimpl::vmptrst_Mq();
841 default: UD2();
842 }
843 default: decode LEGACY_DECODEVAL {
844 // no prefix
845 0x0: decode OPCODE_OP_BOTTOM3 {
846 0x2: CMPPS(Vo,Wo,Ib);
847 0x3: MOVNTI(Mdp,Gdp);
848 0x4: PINSRW(Pq,Ew,Ib);
849 0x5: PEXTRW(Gd,PRq,Ib);
850 0x6: SHUFPS(Vps,Wps,Ib);
851 }
852 // repe (0xF3)
853 0x4: decode OPCODE_OP_BOTTOM3 {
854 0x2: CMPSS(Vd,Wd,Ib);
855 default: UD2();
856 }
857 // operand size (0x66)
858 0x1: decode OPCODE_OP_BOTTOM3 {
859 0x2: CMPPD(Vo,Wo,Ib);
860 0x4: PINSRW(Vdw,Ew,Ib);
861 0x5: PEXTRW(Gd,VRdq,Ib);
862 0x6: SHUFPD(Vpd,Wpd,Ib);
863 default: UD2();
864 }
865 // repne (0xF2)
866 0x8: decode OPCODE_OP_BOTTOM3 {
867 0x2: CMPSD(Vq,Wq,Ib);
868 default: UD2();
869 }
870 default: UD2();
871 }
872 }
873 0x19: decode OPSIZE {
874 4: BSWAP_D(Bd);
875 8: BSWAP_Q(Bq);
876 default: UD2();
877 }
878 0x1A: decode LEGACY_DECODEVAL {
879 // no prefix
880 0x0: decode OPCODE_OP_BOTTOM3 {
881 0x1: PSRLW(Pq,Qq);
882 0x2: PSRLD(Pq,Qq);
883 0x3: PSRLQ(Pq,Qq);
884 0x4: PADDQ(Pq,Qq);
885 0x5: PMULLW(Pq,Qq);
886 0x7: PMOVMSKB(Gd,PRq);
887 default: UD2();
888 }
889 // repe (0xF3)
890 0x4: decode OPCODE_OP_BOTTOM3 {
891 0x6: MOVQ2DQ(Vo,PRq);
892 default: UD2();
893 }
894 // operand size (0x66)
895 0x1: decode OPCODE_OP_BOTTOM3 {
896 0x0: WarnUnimpl::addsubpd_Vo_Wo();
897 0x1: PSRLW(Vo,Wo);
898 0x2: PSRLD(Vo,Wo);
899 0x3: PSRLQ(Vo,Wo);
900 0x4: PADDQ(Vo,Wo);
901 0x5: PMULLW(Vo,Wo);
902 0x6: MOVQ(Wq,Vq);
903 0x7: PMOVMSKB(Gd,VRo);
904 }
905 // repne (0xF2)
906 0x8: decode OPCODE_OP_BOTTOM3 {
907 0x0: WarnUnimpl::addsubps_Vo_Wo();
908 0x6: MOVDQ2Q(Pq,VRq);
909 default: UD2();
910 }
911 default: UD2();
912 }
913 0x1B: decode LEGACY_DECODEVAL {
914 // no prefix
915 0x0: decode OPCODE_OP_BOTTOM3 {
916 0x0: PSUBUSB(Pq,Qq);
917 0x1: PSUBUSW(Pq,Qq);
918 0x2: PMINUB(Pq,Qq);
919 0x3: PAND(Pq,Qq);
920 0x4: PADDUSB(Pq,Qq);
921 0x5: PADDUSW(Pq,Qq);
922 0x6: PMAXUB(Pq,Qq);
923 0x7: PANDN(Pq,Qq);
924 }
925 // operand size (0x66)
926 0x1: decode OPCODE_OP_BOTTOM3 {
927 0x0: PSUBUSB(Vo,Wo);
928 0x1: PSUBUSW(Vo,Wo);
929 0x2: PMINUB(Vo,Wo);
930 0x3: PAND(Vo,Wo);
931 0x4: PADDUSB(Vo,Wo);
932 0x5: PADDUSW(Vo,Wo);
933 0x6: PMAXUB(Vo,Wo);
934 0x7: PANDN(Vo,Wo);
935 }
936 default: UD2();
937 }
938 0x1C: decode LEGACY_DECODEVAL {
939 // no prefix
940 0x0: decode OPCODE_OP_BOTTOM3 {
941 0x0: PAVGB(Pq,Qq);
942 0x1: PSRAW(Pq,Qq);
943 0x2: PSRAD(Pq,Qq);
944 0x3: PAVGW(Pq,Qq);
945 0x4: PMULHUW(Pq,Qq);
946 0x5: PMULHW(Pq,Qq);
947 0x7: WarnUnimpl::movntq_Mq_Pq();
948 default: UD2();
949 }
950 // repe (0xF3)
951 0x4: decode OPCODE_OP_BOTTOM3 {
952 0x6: CVTDQ2PD(Vo,Wq);
953 default: UD2();
954 }
955 // operand size (0x66)
956 0x1: decode OPCODE_OP_BOTTOM3 {
957 0x0: PAVGB(Vo,Wo);
958 0x1: PSRAW(Vo,Wo);
959 0x2: PSRAD(Vo,Wo);
960 0x3: PAVGW(Vo,Wo);
961 0x4: PMULHUW(Vo,Wo);
962 0x5: PMULHW(Vo,Wo);
963 0x6: CVTTPD2DQ(Vo,Wo);
964 0x7: WarnUnimpl::movntdq_Mo_Vo();
965 }
966 // repne (0xF2)
967 0x8: decode OPCODE_OP_BOTTOM3 {
968 0x6: CVTPD2DQ(Vo,Wo);
969 default: UD2();
970 }
971 default: UD2();
972 }
973 0x1D: decode LEGACY_DECODEVAL {
974 // no prefix
975 0x0: decode OPCODE_OP_BOTTOM3 {
976 0x0: PSUBSB(Pq,Qq);
977 0x1: PSUBSW(Pq,Qq);
978 0x2: PMINSW(Pq,Qq);
979 0x3: POR(Pq,Qq);
980 0x4: PADDSB(Pq,Qq);
981 0x5: PADDSW(Pq,Qq);
982 0x6: PMAXSW(Pq,Qq);
983 0x7: PXOR(Pq,Qq);
984 }
985 // operand size (0x66)
986 0x1: decode OPCODE_OP_BOTTOM3 {
987 0x0: PSUBSB(Vo,Wo);
988 0x1: PSUBSW(Vo,Wo);
989 0x2: PMINSW(Vo,Wo);
990 0x3: POR(Vo,Wo);
991 0x4: PADDSB(Vo,Wo);
992 0x5: PADDSW(Vo,Wo);
993 0x6: PMAXSW(Vo,Wo);
994 0x7: PXOR(Vo,Wo);
995 }
996 default: UD2();
997 }
998 0x1E: decode LEGACY_DECODEVAL {
999 // no prefix
1000 0x0: decode OPCODE_OP_BOTTOM3 {
1001 0x1: PSLLW(Pq,Qq);
1002 0x2: PSLLD(Pq,Qq);
1003 0x3: PSLLQ(Pq,Qq);
1004 0x4: PMULUDQ(Pq,Qq);
1005 0x5: PMADDWD(Pq,Qq);
1006 0x6: PSADBW(Pq,Qq);
1007 0x7: MASKMOVQ(Pq,PRq);
1008 default: UD2();
1009 }
1010 // operand size (0x66)
1011 0x1: decode OPCODE_OP_BOTTOM3 {
1012 0x1: PSLLW(Vo,Wo);
1013 0x2: PSLLD(Vo,Wo);
1014 0x3: PSLLQ(Vo,Wo);
1015 0x4: PMULUDQ(Vo,Wo);
1016 0x5: PMADDWD(Vo,Wo);
1017 0x6: PSADBW(Vo,Wo);
1018 0x7: MASKMOVDQU(Vo,VRo);
1019 default: UD2();
1020 }
1021 // repne (0xF2)
1022 0x8: decode OPCODE_OP_BOTTOM3 {
1023 0x0: WarnUnimpl::lddqu_Vo_Mo();
1024 default: UD2();
1025 }
1026 default: UD2();
1027 }
1028 0x1F: decode LEGACY_DECODEVAL {
1029 // no prefix
1030 0x0: decode OPCODE_OP_BOTTOM3 {
1031 0x0: PSUBB(Pq,Qq);
1032 0x1: PSUBW(Pq,Qq);
1033 0x2: PSUBD(Pq,Qq);
1034 0x3: PSUBQ(Pq,Qq);
1035 0x4: PADDB(Pq,Qq);
1036 0x5: PADDW(Pq,Qq);
1037 0x6: PADDD(Pq,Qq);
1038 0x7: UD2();
1039 }
1040 // operand size (0x66)
1041 0x1: decode OPCODE_OP_BOTTOM3 {
1042 0x0: PSUBB(Vo,Wo);
1043 0x1: PSUBW(Vo,Wo);
1044 0x2: PSUBD(Vo,Wo);
1045 0x3: PSUBQ(Vo,Wo);
1046 0x4: PADDB(Vo,Wo);
1047 0x5: PADDW(Vo,Wo);
1048 0x6: PADDD(Vo,Wo);
1049 0x7: UD2();
1050 }
1051 default: UD2();
1052 }
1053 }
1054 default: FailUnimpl::twoByteOps();
1055 }
1056 }
1057 default: M5InternalError::error(
1058 {{"Unexpected first opcode byte in two byte opcode!"}});
1059}
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