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: Inst::SMSW(Rv);
129 0x6: Inst::LMSW(Rv);
130 0x7: decode MODRM_RM {
131 0x0: Inst::SWAPGS();
132 0x1: rdtscp();
133 default: Inst::UD2();
134 }
135 default: Inst::UD2();
136 }
137 default: decode MODRM_REG {
138 0x0: sgdt_Ms();
139 0x1: sidt_Ms();
140 0x2: decode MODE_SUBMODE {
141 0x0: Inst::LGDT(M);
142 default: decode OPSIZE {
143 // 16 bit operand sizes are special, but only
144 // in legacy and compatability modes.
145 0x2: Inst::LGDT_16(M);
146 default: Inst::LGDT(M);
147 }
148 }
149 0x3: 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 0x4: Inst::SMSW(Mw);
159 0x6: Inst::LMSW(Mw);
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 format Inst{
289 0x02: decode LEGACY_DECODEVAL {
290 // no prefix
291 0x0: decode OPCODE_OP_BOTTOM3 {
292 0x0: MOVUPS(Vo,Wo);
293 0x1: MOVUPS(Wo,Vo);
294 0x2: decode MODRM_MOD {
295 0x3: MOVHLPS(Vq,VRq);
296 default: MOVLPS(Vq,Mq);
297 }
298 0x3: MOVLPS(Mq,Vq);
299 0x4: UNPCKLPS(Vps,Wq);
300 0x5: UNPCKHPS(Vpd,Wq);
301 0x6: decode MODRM_MOD {
302 0x3: MOVLHPS(Vq,VRq);
303 default: MOVHPS(Vq,Mq);
304 }
305 0x7: MOVHPS(Mq,Vq);
306 }
307 // repe (0xF3)
308 0x4: decode OPCODE_OP_BOTTOM3 {
309 0x0: MOVSS(Vd,Wd);
310 0x1: MOVSS(Wd,Vd);
311 0x2: WarnUnimpl::movsldup_Vo_Wo();
312 0x6: WarnUnimpl::movshdup_Vo_Wo();
313 default: UD2();
314 }
315 // operand size (0x66)
316 0x1: decode OPCODE_OP_BOTTOM3 {
317 0x0: MOVUPD(Vo,Wo);
318 0x1: MOVUPD(Wo,Vo);
319 0x2: MOVLPD(Vq,Mq);
320 0x3: MOVLPD(Mq,Vq);
321 0x4: UNPCKLPD(Vo,Wq);
322 0x5: UNPCKHPD(Vo,Wo);
323 0x6: MOVHPD(Vq,Mq);
324 0x7: MOVHPD(Mq,Vq);
325 }
326 // repne (0xF2)
327 0x8: decode OPCODE_OP_BOTTOM3 {
328 0x0: MOVSD(Vq,Wq);
329 0x1: MOVSD(Wq,Vq);
330 0x2: MOVDDUP(Vo,Wq);
331 default: UD2();
332 }
333 default: UD2();
334 }
335 0x03: decode OPCODE_OP_BOTTOM3 {
336 //group17();
337 0x0: decode MODRM_REG {
338 0x0: WarnUnimpl::prefetch_nta();
339 0x1: PREFETCH_T0(Mb);
340 0x2: WarnUnimpl::prefetch_t1();
341 0x3: WarnUnimpl::prefetch_t2();
342 default: HINT_NOP();
343 }
344 0x1: HINT_NOP();
345 0x2: HINT_NOP();
346 0x3: HINT_NOP();
347 0x4: HINT_NOP();
348 0x5: HINT_NOP();
349 0x6: HINT_NOP();
350 0x7: HINT_NOP();
351 }
352 0x04: decode LEGACY_DECODEVAL {
353 // no prefix
354 0x0: decode OPCODE_OP_BOTTOM3 {
355 0x0: MOV(Rd,Cd);
356 0x1: MOV(Rd,Dd);
357 0x2: MOV(Cd,Rd);
358 0x3: MOV(Dd,Rd);
359 0x4: WarnUnimpl::mov_Rd_Td();
360 0x6: WarnUnimpl::mov_Td_Rd();
361 default: UD2();
362 }
363 // lock prefix (0xF0)
364 0x2: decode OPCODE_OP_BOTTOM3 {
365 0x0: WarnUnimpl::mov_Rd_CR8D();
366 0x2: WarnUnimpl::mov_CR8D_Rd();
367 }
368 default: UD2();
369 }
370 }
371 0x05: decode LEGACY_DECODEVAL {
372 // no prefix
373 0x0: decode OPCODE_OP_BOTTOM3 {
374 //These moves should really use size o (octword), but
375 //because they are split in two, they use q (quadword).
376 0x0: Inst::MOVAPS(Vq,Wq);
377 0x1: Inst::MOVAPS(Wq,Vq);
378 0x2: Inst::CVTPI2PS(Vq,Qq);
379 0x3: movntps_Mo_Vo();
380 0x4: cvttps2pi_Pq_Wq();
381 0x5: cvtpS2pi_Pq_Wq();
| 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: Inst::SMSW(Rv);
129 0x6: Inst::LMSW(Rv);
130 0x7: decode MODRM_RM {
131 0x0: Inst::SWAPGS();
132 0x1: rdtscp();
133 default: Inst::UD2();
134 }
135 default: Inst::UD2();
136 }
137 default: decode MODRM_REG {
138 0x0: sgdt_Ms();
139 0x1: sidt_Ms();
140 0x2: decode MODE_SUBMODE {
141 0x0: Inst::LGDT(M);
142 default: decode OPSIZE {
143 // 16 bit operand sizes are special, but only
144 // in legacy and compatability modes.
145 0x2: Inst::LGDT_16(M);
146 default: Inst::LGDT(M);
147 }
148 }
149 0x3: 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 0x4: Inst::SMSW(Mw);
159 0x6: Inst::LMSW(Mw);
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 format Inst{
289 0x02: decode LEGACY_DECODEVAL {
290 // no prefix
291 0x0: decode OPCODE_OP_BOTTOM3 {
292 0x0: MOVUPS(Vo,Wo);
293 0x1: MOVUPS(Wo,Vo);
294 0x2: decode MODRM_MOD {
295 0x3: MOVHLPS(Vq,VRq);
296 default: MOVLPS(Vq,Mq);
297 }
298 0x3: MOVLPS(Mq,Vq);
299 0x4: UNPCKLPS(Vps,Wq);
300 0x5: UNPCKHPS(Vpd,Wq);
301 0x6: decode MODRM_MOD {
302 0x3: MOVLHPS(Vq,VRq);
303 default: MOVHPS(Vq,Mq);
304 }
305 0x7: MOVHPS(Mq,Vq);
306 }
307 // repe (0xF3)
308 0x4: decode OPCODE_OP_BOTTOM3 {
309 0x0: MOVSS(Vd,Wd);
310 0x1: MOVSS(Wd,Vd);
311 0x2: WarnUnimpl::movsldup_Vo_Wo();
312 0x6: WarnUnimpl::movshdup_Vo_Wo();
313 default: UD2();
314 }
315 // operand size (0x66)
316 0x1: decode OPCODE_OP_BOTTOM3 {
317 0x0: MOVUPD(Vo,Wo);
318 0x1: MOVUPD(Wo,Vo);
319 0x2: MOVLPD(Vq,Mq);
320 0x3: MOVLPD(Mq,Vq);
321 0x4: UNPCKLPD(Vo,Wq);
322 0x5: UNPCKHPD(Vo,Wo);
323 0x6: MOVHPD(Vq,Mq);
324 0x7: MOVHPD(Mq,Vq);
325 }
326 // repne (0xF2)
327 0x8: decode OPCODE_OP_BOTTOM3 {
328 0x0: MOVSD(Vq,Wq);
329 0x1: MOVSD(Wq,Vq);
330 0x2: MOVDDUP(Vo,Wq);
331 default: UD2();
332 }
333 default: UD2();
334 }
335 0x03: decode OPCODE_OP_BOTTOM3 {
336 //group17();
337 0x0: decode MODRM_REG {
338 0x0: WarnUnimpl::prefetch_nta();
339 0x1: PREFETCH_T0(Mb);
340 0x2: WarnUnimpl::prefetch_t1();
341 0x3: WarnUnimpl::prefetch_t2();
342 default: HINT_NOP();
343 }
344 0x1: HINT_NOP();
345 0x2: HINT_NOP();
346 0x3: HINT_NOP();
347 0x4: HINT_NOP();
348 0x5: HINT_NOP();
349 0x6: HINT_NOP();
350 0x7: HINT_NOP();
351 }
352 0x04: decode LEGACY_DECODEVAL {
353 // no prefix
354 0x0: decode OPCODE_OP_BOTTOM3 {
355 0x0: MOV(Rd,Cd);
356 0x1: MOV(Rd,Dd);
357 0x2: MOV(Cd,Rd);
358 0x3: MOV(Dd,Rd);
359 0x4: WarnUnimpl::mov_Rd_Td();
360 0x6: WarnUnimpl::mov_Td_Rd();
361 default: UD2();
362 }
363 // lock prefix (0xF0)
364 0x2: decode OPCODE_OP_BOTTOM3 {
365 0x0: WarnUnimpl::mov_Rd_CR8D();
366 0x2: WarnUnimpl::mov_CR8D_Rd();
367 }
368 default: UD2();
369 }
370 }
371 0x05: decode LEGACY_DECODEVAL {
372 // no prefix
373 0x0: decode OPCODE_OP_BOTTOM3 {
374 //These moves should really use size o (octword), but
375 //because they are split in two, they use q (quadword).
376 0x0: Inst::MOVAPS(Vq,Wq);
377 0x1: Inst::MOVAPS(Wq,Vq);
378 0x2: Inst::CVTPI2PS(Vq,Qq);
379 0x3: movntps_Mo_Vo();
380 0x4: cvttps2pi_Pq_Wq();
381 0x5: cvtpS2pi_Pq_Wq();
|
402 }
403 // repne (0xF2)
404 0x8: decode OPCODE_OP_BOTTOM3 {
405 // The size of the V operand should be q, not dp
406 0x2: Inst::CVTSI2SD(Vdp,Edp);
407 // The size of the W operand should be q, not dp
408 0x4: Inst::CVTTSD2SI(Gdp,Wdp);
409 0x5: cvtsd2si_Gd_Wq();
410 default: Inst::UD2();
411 }
412 default: Inst::UD2();
413 }
414 0x06: decode OPCODE_OP_BOTTOM3 {
415 0x0: Inst::WRMSR();
416 0x1: Inst::RDTSC();
417 0x2: Inst::RDMSR();
418 0x3: rdpmc();
419#if FULL_SYSTEM
420 0x4: sysenter();
421#else
422 0x4: SyscallInst::sysenter('xc->syscall(Rax)', IsSyscall);
423#endif
424 0x5: sysexit();
425 0x6: Inst::UD2();
426 0x7: getsec();
427 }
428 0x07: decode OPCODE_OP_BOTTOM3 {
429 0x0: three_byte_opcode();
430 0x1: three_byte_opcode();
431 0x2: three_byte_opcode();
432 0x3: three_byte_opcode();
433 0x4: three_byte_opcode();
434 0x5: three_byte_opcode();
435 0x6: three_byte_opcode();
436 0x7: three_byte_opcode();
437 }
438 format Inst {
439 0x08: decode OPCODE_OP_BOTTOM3 {
440 0x0: CMOVO(Gv,Ev);
441 0x1: CMOVNO(Gv,Ev);
442 0x2: CMOVB(Gv,Ev);
443 0x3: CMOVNB(Gv,Ev);
444 0x4: CMOVZ(Gv,Ev);
445 0x5: CMOVNZ(Gv,Ev);
446 0x6: CMOVBE(Gv,Ev);
447 0x7: CMOVNBE(Gv,Ev);
448 }
449 0x09: decode OPCODE_OP_BOTTOM3 {
450 0x0: CMOVS(Gv,Ev);
451 0x1: CMOVNS(Gv,Ev);
452 0x2: CMOVP(Gv,Ev);
453 0x3: CMOVNP(Gv,Ev);
454 0x4: CMOVL(Gv,Ev);
455 0x5: CMOVNL(Gv,Ev);
456 0x6: CMOVLE(Gv,Ev);
457 0x7: CMOVNLE(Gv,Ev);
458 }
459 0x0A: decode LEGACY_DECODEVAL {
460 // no prefix
461 0x0: decode OPCODE_OP_BOTTOM3 {
462 0x0: MOVMSKPS(Gd,VRo);
463 0x1: SQRTPS(Vo,Wo);
464 0x2: WarnUnimpl::rqsrtps_Vo_Wo();
465 0x3: WarnUnimpl::rcpps_Vo_Wo();
466 0x4: ANDPS(Vo,Wo);
467 0x5: ANDNPS(Vo,Wo);
468 0x6: ORPS(Vo,Wo);
469 0x7: XORPS(Vo,Wo);
470 }
471 // repe (0xF3)
472 0x4: decode OPCODE_OP_BOTTOM3 {
473 0x1: SQRTSS(Vd,Wd);
474 0x2: WarnUnimpl::rsqrtss_Vd_Wd();
475 0x3: WarnUnimpl::rcpss_Vd_Wd();
476 default: UD2();
477 }
478 // operand size (0x66)
479 0x1: decode OPCODE_OP_BOTTOM3 {
480 0x0: MOVMSKPD(Gd,VRo);
481 0x1: SQRTPD(Vo,Wo);
482 0x4: ANDPD(Vo,Wo);
483 0x5: ANDNPD(Vo,Wo);
484 0x6: ORPD(Vo,Wo);
485 //This really should be type o, but it works on q sized
486 //chunks at a time.
487 0x7: XORPD(Vq,Wq);
488 default: UD2();
489 }
490 // repne (0xF2)
491 0x8: decode OPCODE_OP_BOTTOM3 {
492 0x1: SQRTSD(Vq,Wq);
493 default: UD2();
494 }
495 default: UD2();
496 }
497 0x0B: decode LEGACY_DECODEVAL {
498 // no prefix
499 0x0: decode OPCODE_OP_BOTTOM3 {
500 0x0: ADDPS(Vo,Wo);
501 0x1: MULPS(Vo,Wo);
502 0x2: CVTPS2PD(Vo,Wq);
503 0x3: CVTDQ2PS(Vo,Wo);
504 0x4: SUBPS(Vo,Wo);
505 0x5: MINPS(Vo,Wo);
506 0x6: DIVPS(Vo,Wo);
507 0x7: MAXPS(Vo,Wo);
508 }
509 // repe (0xF3)
510 0x4: decode OPCODE_OP_BOTTOM3 {
511 0x0: ADDSS(Vd,Wd);
512 0x1: MULSS(Vd,Wd);
513 0x2: CVTSS2SD(Vq,Wd);
514 0x3: WarnUnimpl::cvttps2dq_Vo_Wo();
515 0x4: SUBSS(Vd,Wd);
516 0x5: MINSS(Vd,Wd);
517 0x6: DIVSS(Vd,Wd);
518 0x7: MAXSS(Vd,Wd);
519 }
520 // operand size (0x66)
521 0x1: decode OPCODE_OP_BOTTOM3 {
522 0x0: ADDPD(Vo,Wo);
523 0x1: MULPD(Vo,Wo);
524 0x2: CVTPD2PS(Vo,Wo);
525 0x3: WarnUnimpl::cvtps2dq_Vo_Wo();
526 0x4: SUBPD(Vo,Wo);
527 0x5: MINPD(Vo,Wo);
528 0x6: DIVPD(Vo,Wo);
529 0x7: MAXPD(Vo,Wo);
530 }
531 // repne (0xF2)
532 0x8: decode OPCODE_OP_BOTTOM3 {
533 0x0: ADDSD(Vq,Wq);
534 0x1: MULSD(Vq,Wq);
535 0x2: CVTSD2SS(Vd,Wq);
536 0x4: SUBSD(Vq,Wq);
537 0x5: MINSD(Vq,Wq);
538 0x6: DIVSD(Vq,Wq);
539 0x7: MAXSD(Vq,Wq);
540 default: UD2();
541 }
542 default: UD2();
543 }
544 0x0C: decode LEGACY_DECODEVAL {
545 // no prefix
546 0x0: decode OPCODE_OP_BOTTOM3 {
547 0x0: PUNPCKLBW(Pq,Qd);
548 0x1: PUNPCKLWD(Pq,Qd);
549 0x2: PUNPCKLDQ(Pq,Qd);
550 0x3: PACKSSWB(Pq,Qq);
551 0x4: PCMPGTB(Pq,Qq);
552 0x5: PCMPGTW(Pq,Qq);
553 0x6: PCMPGTD(Pq,Qq);
554 0x7: PACKUSWB(Pq,Qq);
555 }
556 // operand size (0x66)
557 0x1: decode OPCODE_OP_BOTTOM3 {
558 0x0: PUNPCKLBW(Vo,Wq);
559 0x1: PUNPCKLWD(Vo,Wq);
560 0x2: PUNPCKLDQ(Vo,Wq);
561 0x3: PACKSSWB(Vo,Wo);
562 0x4: PCMPGTB(Vo,Wo);
563 0x5: PCMPGTW(Vo,Wo);
564 0x6: PCMPGTD(Vo,Wo);
565 0x7: PACKUSWB(Vo,Wo);
566 }
567 default: UD2();
568 }
569 0x0D: decode LEGACY_DECODEVAL {
570 // no prefix
571 0x0: decode OPCODE_OP_BOTTOM3 {
572 0x0: PUNPCKHBW(Pq,Qq);
573 0x1: PUNPCKHWD(Pq,Qq);
574 0x2: PUNPCKHDQ(Pq,Qq);
575 0x3: PACKSSDW(Pq,Qq);
576 0x6: MOVD(Pq,Edp);
577 0x7: MOVQ(Pq,Qq);
578 default: UD2();
579 }
580 // repe (0xF3)
581 0x4: decode OPCODE_OP_BOTTOM3 {
582 0x7: WarnUnimpl::movdqu_Vo_Wo();
583 default: UD2();
584 }
585 // operand size (0x66)
586 0x1: decode OPCODE_OP_BOTTOM3 {
587 0x0: PUNPCKHBW(Vo,Wo);
588 0x1: PUNPCKHWD(Vo,Wo);
589 0x2: PUNPCKHDQ(Vo,Wo);
590 0x3: PACKSSDW(Vo,Wo);
591 0x4: PUNPCKLQDQ(Vo,Wq);
592 0x5: PUNPCKHQDQ(Vo,Wq);
593 0x6: WarnUnimpl::movd_Vo_Ed();
594 0x7: WarnUnimpl::movdqa_Vo_Wo();
595 }
596 default: UD2();
597 }
598 0x0E: decode LEGACY_DECODEVAL {
599 // no prefix
600 0x0: decode OPCODE_OP_BOTTOM3 {
601 0x0: PSHUFW(Pq,Qq,Ib);
602 //0x1: group13_pshimw();
603 0x1: decode MODRM_REG {
604 0x2: decode LEGACY_OP {
605 0x0: PSRLW(PRq,Ib);
606 0x1: PSRLW(VRo,Ib);
607 }
608 0x4: decode LEGACY_OP {
609 0x0: PSRAW(PRq,Ib);
610 0x1: PSRAW(VRo,Ib);
611 }
612 0x6: decode LEGACY_OP {
613 0x0: PSLLW(PRq,Ib);
614 0x1: PSLLW(VRo,Ib);
615 }
616 default: UD2();
617 }
618 //0x2: group14_pshimd();
619 0x2: decode MODRM_REG {
620 0x2: decode LEGACY_OP {
621 0x0: PSRLD(PRq,Ib);
622 0x1: PSRLD(VRo,Ib);
623 }
624 0x4: decode LEGACY_OP {
625 0x0: PSRAD(PRq,Ib);
626 0x1: PSRAD(VRo,Ib);
627 }
628 0x6: decode LEGACY_OP {
629 0x0: PSLLD(PRq,Ib);
630 0x1: PSLLD(VRo,Ib);
631 }
632 default: UD2();
633 }
634 //0x3: group15_pshimq();
635 0x3: decode MODRM_REG {
636 0x2: decode LEGACY_OP {
637 0x0: PSRLQ(PRq,Ib);
638 0x1: PSRLQ(VRo,Ib);
639 }
640 0x3: decode LEGACY_OP {
641 0x0: UD2();
642 0x1: WarnUnimpl::psrldq_VRo_Ib();
643 }
644 0x6: decode LEGACY_OP {
645 0x0: PSLLQ(PRq,Ib);
646 0x1: PSLLQ(VRo,Ib);
647 }
648 0x7: decode LEGACY_OP {
649 0x0: UD2();
650 0x1: WarnUnimpl::pslldq_VRo_Ib();
651 }
652 default: Inst::UD2();
653 }
654 0x4: Inst::PCMPEQB(Pq,Qq);
655 0x5: Inst::PCMPEQW(Pq,Qq);
656 0x6: Inst::PCMPEQD(Pq,Qq);
657 0x7: WarnUnimpl::emms();
658 }
659 // repe (0xF3)
660 0x4: decode OPCODE_OP_BOTTOM3 {
661 0x0: PSHUFHW(Vo,Wo,Ib);
662 default: UD2();
663 }
664 // operand size (0x66)
665 0x1: decode OPCODE_OP_BOTTOM3 {
666 0x0: PSHUFD(Vo,Wo,Ib);
667 //0x1: group13_pshimw();
668 0x1: decode MODRM_REG {
669 0x2: decode LEGACY_OP {
670 0x0: PSRLW(PRq,Ib);
671 0x1: PSRLW(VRo,Ib);
672 }
673 0x4: decode LEGACY_OP {
674 0x0: PSRAW(PRq,Ib);
675 0x1: PSRAW(VRo,Ib);
676 }
677 0x6: decode LEGACY_OP {
678 0x0: PSLLW(PRq,Ib);
679 0x1: PSLLW(VRo,Ib);
680 }
681 default: Inst::UD2();
682 }
683 //0x2: group14_pshimd();
684 0x2: decode MODRM_REG {
685 0x2: decode LEGACY_OP {
686 0x0: PSRLD(PRq,Ib);
687 0x1: PSRLD(VRo,Ib);
688 }
689 0x4: decode LEGACY_OP {
690 0x0: PSRAD(PRq,Ib);
691 0x1: PSRAD(VRo,Ib);
692 }
693 0x6: decode LEGACY_OP {
694 0x0: PSLLD(PRq,Ib);
695 0x1: PSLLD(VRo,Ib);
696 }
697 default: UD2();
698 }
699 //0x3: group15_pshimq();
700 0x3: decode MODRM_REG {
701 0x2: decode LEGACY_OP {
702 0x0: PSRLQ(PRq,Ib);
703 0x1: PSRLQ(VRo,Ib);
704 }
705 0x3: decode LEGACY_OP {
706 0x0: UD2();
707 0x1: WarnUnimpl::psrldq_VRo_Ib();
708 }
709 0x6: decode LEGACY_OP {
710 0x0: PSLLQ(PRq,Ib);
711 0x1: PSLLQ(VRo,Ib);
712 }
713 0x7: decode LEGACY_OP {
714 0x0: UD2();
715 0x1: WarnUnimpl::pslldq_VRo_Ib();
716 }
717 default: UD2();
718 }
719 0x4: PCMPEQB(Vo,Wo);
720 0x5: PCMPEQW(Vo,Wo);
721 0x6: PCMPEQD(Vo,Wo);
722 default: UD2();
723 }
724 // repne (0xF2)
725 0x8: decode OPCODE_OP_BOTTOM3 {
726 0x0: PSHUFLW(Vo,Wo,Ib);
727 default: UD2();
728 }
729 default: UD2();
730 }
731 0x0F: decode LEGACY_DECODEVAL {
732 // no prefix
733 0x0: decode OPCODE_OP_BOTTOM3 {
734 0x0: WarnUnimpl::vmread_Ed_or_Eq_Gd_or_Gq();
735 0x1: WarnUnimpl::vmwrite_Gd_or_Gq_Ed_or_Eq();
736 0x6: MOVD(Edp,Pdp);
737 0x7: MOVQ(Qq,Pq);
738 default: UD2();
739 }
740 // repe (0xF3)
741 0x4: decode OPCODE_OP_BOTTOM3 {
742 0x6: MOVQ(Vq,Wq);
743 0x7: WarnUnimpl::movdqu_Wo_Vo();
744 default: UD2();
745 }
746 // operand size (0x66)
747 0x1: decode OPCODE_OP_BOTTOM3 {
748 0x4: WarnUnimpl::haddpd_Vo_Wo();
749 0x5: WarnUnimpl::hsubpd_Vo_Wo();
750 0x6: WarnUnimpl::movd_Ed_Vd();
751 0x7: WarnUnimpl::movdqa_Wo_Vo();
752 default: UD2();
753 }
754 // repne (0xF2)
755 0x8: decode OPCODE_OP_BOTTOM3 {
756 0x4: WarnUnimpl::haddps_Vo_Wo();
757 0x5: WarnUnimpl::hsubps_Vo_Wo();
758 default: UD2();
759 }
760 default: UD2();
761 }
762 0x10: decode OPCODE_OP_BOTTOM3 {
763 0x0: JO(Jz);
764 0x1: JNO(Jz);
765 0x2: JB(Jz);
766 0x3: JNB(Jz);
767 0x4: JZ(Jz);
768 0x5: JNZ(Jz);
769 0x6: JBE(Jz);
770 0x7: JNBE(Jz);
771 }
772 0x11: decode OPCODE_OP_BOTTOM3 {
773 0x0: JS(Jz);
774 0x1: JNS(Jz);
775 0x2: JP(Jz);
776 0x3: JNP(Jz);
777 0x4: JL(Jz);
778 0x5: JNL(Jz);
779 0x6: JLE(Jz);
780 0x7: JNLE(Jz);
781 }
782 0x12: decode OPCODE_OP_BOTTOM3 {
783 0x0: SETO(Eb);
784 0x1: SETNO(Eb);
785 0x2: SETB(Eb);
786 0x3: SETNB(Eb);
787 0x4: SETZ(Eb);
788 0x5: SETNZ(Eb);
789 0x6: SETBE(Eb);
790 0x7: SETNBE(Eb);
791 }
792 0x13: decode OPCODE_OP_BOTTOM3 {
793 0x0: SETS(Eb);
794 0x1: SETNS(Eb);
795 0x2: SETP(Eb);
796 0x3: SETNP(Eb);
797 0x4: SETL(Eb);
798 0x5: SETNL(Eb);
799 0x6: SETLE(Eb);
800 0x7: SETNLE(Eb);
801 }
802 }
803 0x14: decode OPCODE_OP_BOTTOM3 {
804 0x0: push_fs();
805 0x1: pop_fs();
806 0x2: CPUIDInst::CPUID({{
807 CpuidResult result;
808 success = doCpuid(xc->tcBase(), bits(Rax, 31, 0), result);
809 Rax = result.rax;
810 Rbx = result.rbx;
811 Rcx = result.rcx;
812 Rdx = result.rdx;
813 }});
814 0x3: Inst::BT(Ev,Gv);
815 0x4: Inst::SHLD(Ev,Gv,Ib);
816 0x5: Inst::SHLD(Ev,Gv);
817 0x6: xbts_and_cmpxchg();
818 0x7: ibts_and_cmpxchg();
819 }
820 0x15: decode OPCODE_OP_BOTTOM3 {
821 0x0: push_gs();
822 0x1: pop_gs();
823 0x2: rsm_smm();
824 0x3: Inst::BTS(Ev,Gv);
825 0x4: Inst::SHRD(Ev,Gv,Ib);
826 0x5: Inst::SHRD(Ev,Gv);
827 //0x6: group16();
828 0x6: decode MODRM_REG {
829 0x0: fxsave();
830 0x1: fxrstor();
831 0x2: Inst::LDMXCSR(Md);
832 0x3: Inst::STMXCSR(Md);
833 0x4: Inst::UD2();
834 0x5: decode MODRM_MOD {
835 0x3: BasicOperate::LFENCE(
836 {{/*Nothing*/}}, IsReadBarrier);
837 default: Inst::UD2();
838 }
839 0x6: decode MODRM_MOD {
840 0x3: BasicOperate::MFENCE(
841 {{/*Nothing*/}}, IsMemBarrier);
842 default: Inst::UD2();
843 }
844 0x7: decode MODRM_MOD {
845 0x3: BasicOperate::SFENCE(
846 {{/*Nothing*/}}, IsWriteBarrier);
847 default: Inst::UD2();
848 }
849 }
850 0x7: Inst::IMUL(Gv,Ev);
851 }
852 format Inst {
853 0x16: decode OPCODE_OP_BOTTOM3 {
854 0x0: CMPXCHG(Eb,Gb);
855 0x1: CMPXCHG(Ev,Gv);
856 0x2: WarnUnimpl::lss_Gz_Mp();
857 0x3: BTR(Ev,Gv);
858 0x4: WarnUnimpl::lfs_Gz_Mp();
859 0x5: WarnUnimpl::lgs_Gz_Mp();
860 //The size of the second operand in these instructions
861 //should really be "b" or "w", but it's set to v in order
862 //to have a consistent register size. This shouldn't
863 //affect behavior.
864 0x6: MOVZX_B(Gv,Ev);
865 0x7: MOVZX_W(Gv,Ev);
866 }
867 0x17: decode OPCODE_OP_BOTTOM3 {
868 0x0: WarnUnimpl::jmpe_Jz(); // IA-64?
869 //0x1: group11_UD2();
870 0x1: UD2();
871 //0x2: group8_Ev_Ib();
872 0x2: decode MODRM_REG {
873 0x4: BT(Ev,Ib);
874 0x5: BTS(Ev,Ib);
875 0x6: BTR(Ev,Ib);
876 0x7: BTC(Ev,Ib);
877 default: UD2();
878 }
879 0x3: BTC(Ev,Gv);
880 0x4: BSF(Gv,Ev);
881 0x5: BSR(Gv,Ev);
882 //The size of the second operand in these instructions
883 //should really be "b" or "w", but it's set to v in order
884 //to have a consistent register size. This shouldn't
885 //affect behavior.
886 0x6: MOVSX_B(Gv,Ev);
887 0x7: MOVSX_W(Gv,Ev);
888 }
889 0x18: decode OPCODE_OP_BOTTOM3 {
890 0x0: XADD(Eb,Gb);
891 0x1: XADD(Ev,Gv);
892 //0x7: group9();
893 0x7: decode MODRM_REG {
894 //Also CMPXCHG16B
895 0x1: CMPXCHG8B(Mdp);
896 0x6: decode LEGACY_OP {
897 0x1: WarnUnimpl::vmclear_Mq();
898 default: decode LEGACY_REP {
899 0x1: WarnUnimpl::vmxon_Mq();
900 0x0: WarnUnimpl::vmptrld_Mq();
901 }
902 }
903 0x7: WarnUnimpl::vmptrst_Mq();
904 default: UD2();
905 }
906 default: decode LEGACY_DECODEVAL {
907 // no prefix
908 0x0: decode OPCODE_OP_BOTTOM3 {
909 0x2: WarnUnimpl::cmpccps_Vo_Wo_Ib();
910 0x3: WarnUnimpl::movnti_Mdq_Gdq();
911 0x4: PINSRW(Pq,Ew,Ib);
912 0x5: PEXTRW(Gd,PRq,Ib);
913 0x6: SHUFPS(Vps,Wps,Ib);
914 }
915 // repe (0xF3)
916 0x4: decode OPCODE_OP_BOTTOM3 {
917 0x2: WarnUnimpl::cmpccss_Vd_Wd_Ib();
918 default: UD2();
919 }
920 // operand size (0x66)
921 0x1: decode OPCODE_OP_BOTTOM3 {
922 0x2: WarnUnimpl::cmpccpd_Vo_Wo_Ib();
923 0x4: PINSRW(Vdw,Ew,Ib);
924 0x5: PEXTRW(Gd,VRdq,Ib);
925 0x6: SHUFPD(Vpd,Wpd,Ib);
926 default: UD2();
927 }
928 // repne (0xF2)
929 0x8: decode OPCODE_OP_BOTTOM3 {
930 0x2: WarnUnimpl::cmpccsd_Vq_Wq_Ib();
931 default: UD2();
932 }
933 default: UD2();
934 }
935 }
936 0x19: decode OPSIZE {
937 4: BSWAP_D(Bd);
938 8: BSWAP_Q(Bq);
939 default: UD2();
940 }
941 0x1A: decode LEGACY_DECODEVAL {
942 // no prefix
943 0x0: decode OPCODE_OP_BOTTOM3 {
944 0x1: PSRLW(Pq,Qq);
945 0x2: PSRLD(Pq,Qq);
946 0x3: PSRLQ(Pq,Qq);
947 0x4: PADDQ(Pq,Qq);
948 0x5: PMULLW(Pq,Qq);
949 0x7: PMOVMSKB(Gd,PRq);
950 default: UD2();
951 }
952 // repe (0xF3)
953 0x4: decode OPCODE_OP_BOTTOM3 {
954 0x6: WarnUnimpl::movq2dq_Vo_PRq();
955 default: UD2();
956 }
957 // operand size (0x66)
958 0x1: decode OPCODE_OP_BOTTOM3 {
959 0x0: WarnUnimpl::addsubpd_Vo_Wo();
960 0x1: PSRLW(Vo,Wo);
961 0x2: PSRLD(Vo,Wo);
962 0x3: PSRLQ(Vo,Wo);
963 0x4: PADDQ(Vo,Wo);
964 0x5: PMULLW(Vo,Wo);
965 0x6: MOVQ(Wq,Vq);
966 0x7: PMOVMSKB(Gd,VRo);
967 }
968 // repne (0xF2)
969 0x8: decode OPCODE_OP_BOTTOM3 {
970 0x0: WarnUnimpl::addsubps_Vo_Wo();
971 0x6: WarnUnimpl::movdq2q_Pq_VRq();
972 default: UD2();
973 }
974 default: UD2();
975 }
976 0x1B: decode LEGACY_DECODEVAL {
977 // no prefix
978 0x0: decode OPCODE_OP_BOTTOM3 {
979 0x0: PSUBUSB(Pq,Qq);
980 0x1: PSUBUSW(Pq,Qq);
981 0x2: PMINUB(Pq,Qq);
982 0x3: PAND(Pq,Qq);
983 0x4: PADDUSB(Pq,Qq);
984 0x5: PADDUSW(Pq,Qq);
985 0x6: PMAXUB(Pq,Qq);
986 0x7: PANDN(Pq,Qq);
987 }
988 // operand size (0x66)
989 0x1: decode OPCODE_OP_BOTTOM3 {
990 0x0: PSUBUSB(Vo,Wo);
991 0x1: PSUBUSW(Vo,Wo);
992 0x2: PMINUB(Vo,Wo);
993 0x3: PAND(Vo,Wo);
994 0x4: PADDUSB(Vo,Wo);
995 0x5: PADDUSW(Vo,Wo);
996 0x6: PMAXUB(Vo,Wo);
997 0x7: PANDN(Vo,Wo);
998 }
999 default: UD2();
1000 }
1001 0x1C: decode LEGACY_DECODEVAL {
1002 // no prefix
1003 0x0: decode OPCODE_OP_BOTTOM3 {
1004 0x0: PAVGB(Pq,Qq);
1005 0x1: PSRAW(Pq,Qq);
1006 0x2: PSRAD(Pq,Qq);
1007 0x3: PAVGW(Pq,Qq);
1008 0x4: PMULHUW(Pq,Qq);
1009 0x5: PMULHW(Pq,Qq);
1010 0x7: WarnUnimpl::movntq_Mq_Pq();
1011 default: UD2();
1012 }
1013 // repe (0xF3)
1014 0x4: decode OPCODE_OP_BOTTOM3 {
1015 0x6: CVTDQ2PD(Vo,Wq);
1016 default: UD2();
1017 }
1018 // operand size (0x66)
1019 0x1: decode OPCODE_OP_BOTTOM3 {
1020 0x0: PAVGB(Vo,Wo);
1021 0x1: PSRAW(Vo,Wo);
1022 0x2: PSRAD(Vo,Wo);
1023 0x3: PAVGW(Vo,Wo);
1024 0x4: PMULHUW(Vo,Wo);
1025 0x5: PMULHW(Vo,Wo);
1026 0x6: WarnUnimpl::cvttpd2dq_Vo_Wo();
1027 0x7: WarnUnimpl::movntdq_Mo_Vo();
1028 }
1029 // repne (0xF2)
1030 0x8: decode OPCODE_OP_BOTTOM3 {
1031 0x6: WarnUnimpl::cvtpd2dq_Vo_Wo();
1032 default: UD2();
1033 }
1034 default: UD2();
1035 }
1036 0x1D: decode LEGACY_DECODEVAL {
1037 // no prefix
1038 0x0: decode OPCODE_OP_BOTTOM3 {
1039 0x0: PSUBSB(Pq,Qq);
1040 0x1: PSUBSW(Pq,Qq);
1041 0x2: PMINSW(Pq,Qq);
1042 0x3: POR(Pq,Qq);
1043 0x4: PADDSB(Pq,Qq);
1044 0x5: PADDSW(Pq,Qq);
1045 0x6: PMAXSW(Pq,Qq);
1046 0x7: PXOR(Pq,Qq);
1047 }
1048 // operand size (0x66)
1049 0x1: decode OPCODE_OP_BOTTOM3 {
1050 0x0: PSUBSB(Vo,Wo);
1051 0x1: PSUBSW(Vo,Wo);
1052 0x2: PMINSW(Vo,Wo);
1053 0x3: POR(Vo,Wo);
1054 0x4: PADDSB(Vo,Wo);
1055 0x5: PADDSW(Vo,Wo);
1056 0x6: PMAXSW(Vo,Wo);
1057 0x7: PXOR(Vo,Wo);
1058 }
1059 default: UD2();
1060 }
1061 0x1E: decode LEGACY_DECODEVAL {
1062 // no prefix
1063 0x0: decode OPCODE_OP_BOTTOM3 {
1064 0x1: PSLLW(Pq,Qq);
1065 0x2: PSLLD(Pq,Qq);
1066 0x3: PSLLQ(Pq,Qq);
1067 0x4: PMULUDQ(Pq,Qq);
1068 0x5: PMADDWD(Pq,Qq);
1069 0x6: PSADBW(Pq,Qq);
1070 0x7: MASKMOVQ(Pq,PRq);
1071 default: UD2();
1072 }
1073 // operand size (0x66)
1074 0x1: decode OPCODE_OP_BOTTOM3 {
1075 0x1: PSLLW(Vo,Wo);
1076 0x2: PSLLD(Vo,Wo);
1077 0x3: PSLLQ(Vo,Wo);
1078 0x4: PMULUDQ(Vo,Wo);
1079 0x5: PMADDWD(Vo,Wo);
1080 0x6: PSADBW(Vo,Wo);
1081 0x7: MASKMOVDQU(Vo,VRo);
1082 default: UD2();
1083 }
1084 // repne (0xF2)
1085 0x8: decode OPCODE_OP_BOTTOM3 {
1086 0x0: WarnUnimpl::lddqu_Vo_Mo();
1087 default: UD2();
1088 }
1089 default: UD2();
1090 }
1091 0x1F: decode LEGACY_DECODEVAL {
1092 // no prefix
1093 0x0: decode OPCODE_OP_BOTTOM3 {
1094 0x0: PSUBB(Pq,Qq);
1095 0x1: PSUBW(Pq,Qq);
1096 0x2: PSUBD(Pq,Qq);
1097 0x3: PSUBQ(Pq,Qq);
1098 0x4: PADDB(Pq,Qq);
1099 0x5: PADDW(Pq,Qq);
1100 0x6: PADDD(Pq,Qq);
1101 0x7: UD2();
1102 }
1103 // operand size (0x66)
1104 0x1: decode OPCODE_OP_BOTTOM3 {
1105 0x0: PSUBB(Vo,Wo);
1106 0x1: PSUBW(Vo,Wo);
1107 0x2: PSUBD(Vo,Wo);
1108 0x3: PSUBQ(Vo,Wo);
1109 0x4: PADDB(Vo,Wo);
1110 0x5: PADDW(Vo,Wo);
1111 0x6: PADDD(Vo,Wo);
1112 0x7: UD2();
1113 }
1114 default: UD2();
1115 }
1116 }
1117 default: FailUnimpl::twoByteOps();
1118 }
1119 }
1120 default: M5InternalError::error(
1121 {{"Unexpected first opcode byte in two byte opcode!"}});
1122}
| 402 }
403 // repne (0xF2)
404 0x8: decode OPCODE_OP_BOTTOM3 {
405 // The size of the V operand should be q, not dp
406 0x2: Inst::CVTSI2SD(Vdp,Edp);
407 // The size of the W operand should be q, not dp
408 0x4: Inst::CVTTSD2SI(Gdp,Wdp);
409 0x5: cvtsd2si_Gd_Wq();
410 default: Inst::UD2();
411 }
412 default: Inst::UD2();
413 }
414 0x06: decode OPCODE_OP_BOTTOM3 {
415 0x0: Inst::WRMSR();
416 0x1: Inst::RDTSC();
417 0x2: Inst::RDMSR();
418 0x3: rdpmc();
419#if FULL_SYSTEM
420 0x4: sysenter();
421#else
422 0x4: SyscallInst::sysenter('xc->syscall(Rax)', IsSyscall);
423#endif
424 0x5: sysexit();
425 0x6: Inst::UD2();
426 0x7: getsec();
427 }
428 0x07: decode OPCODE_OP_BOTTOM3 {
429 0x0: three_byte_opcode();
430 0x1: three_byte_opcode();
431 0x2: three_byte_opcode();
432 0x3: three_byte_opcode();
433 0x4: three_byte_opcode();
434 0x5: three_byte_opcode();
435 0x6: three_byte_opcode();
436 0x7: three_byte_opcode();
437 }
438 format Inst {
439 0x08: decode OPCODE_OP_BOTTOM3 {
440 0x0: CMOVO(Gv,Ev);
441 0x1: CMOVNO(Gv,Ev);
442 0x2: CMOVB(Gv,Ev);
443 0x3: CMOVNB(Gv,Ev);
444 0x4: CMOVZ(Gv,Ev);
445 0x5: CMOVNZ(Gv,Ev);
446 0x6: CMOVBE(Gv,Ev);
447 0x7: CMOVNBE(Gv,Ev);
448 }
449 0x09: decode OPCODE_OP_BOTTOM3 {
450 0x0: CMOVS(Gv,Ev);
451 0x1: CMOVNS(Gv,Ev);
452 0x2: CMOVP(Gv,Ev);
453 0x3: CMOVNP(Gv,Ev);
454 0x4: CMOVL(Gv,Ev);
455 0x5: CMOVNL(Gv,Ev);
456 0x6: CMOVLE(Gv,Ev);
457 0x7: CMOVNLE(Gv,Ev);
458 }
459 0x0A: decode LEGACY_DECODEVAL {
460 // no prefix
461 0x0: decode OPCODE_OP_BOTTOM3 {
462 0x0: MOVMSKPS(Gd,VRo);
463 0x1: SQRTPS(Vo,Wo);
464 0x2: WarnUnimpl::rqsrtps_Vo_Wo();
465 0x3: WarnUnimpl::rcpps_Vo_Wo();
466 0x4: ANDPS(Vo,Wo);
467 0x5: ANDNPS(Vo,Wo);
468 0x6: ORPS(Vo,Wo);
469 0x7: XORPS(Vo,Wo);
470 }
471 // repe (0xF3)
472 0x4: decode OPCODE_OP_BOTTOM3 {
473 0x1: SQRTSS(Vd,Wd);
474 0x2: WarnUnimpl::rsqrtss_Vd_Wd();
475 0x3: WarnUnimpl::rcpss_Vd_Wd();
476 default: UD2();
477 }
478 // operand size (0x66)
479 0x1: decode OPCODE_OP_BOTTOM3 {
480 0x0: MOVMSKPD(Gd,VRo);
481 0x1: SQRTPD(Vo,Wo);
482 0x4: ANDPD(Vo,Wo);
483 0x5: ANDNPD(Vo,Wo);
484 0x6: ORPD(Vo,Wo);
485 //This really should be type o, but it works on q sized
486 //chunks at a time.
487 0x7: XORPD(Vq,Wq);
488 default: UD2();
489 }
490 // repne (0xF2)
491 0x8: decode OPCODE_OP_BOTTOM3 {
492 0x1: SQRTSD(Vq,Wq);
493 default: UD2();
494 }
495 default: UD2();
496 }
497 0x0B: decode LEGACY_DECODEVAL {
498 // no prefix
499 0x0: decode OPCODE_OP_BOTTOM3 {
500 0x0: ADDPS(Vo,Wo);
501 0x1: MULPS(Vo,Wo);
502 0x2: CVTPS2PD(Vo,Wq);
503 0x3: CVTDQ2PS(Vo,Wo);
504 0x4: SUBPS(Vo,Wo);
505 0x5: MINPS(Vo,Wo);
506 0x6: DIVPS(Vo,Wo);
507 0x7: MAXPS(Vo,Wo);
508 }
509 // repe (0xF3)
510 0x4: decode OPCODE_OP_BOTTOM3 {
511 0x0: ADDSS(Vd,Wd);
512 0x1: MULSS(Vd,Wd);
513 0x2: CVTSS2SD(Vq,Wd);
514 0x3: WarnUnimpl::cvttps2dq_Vo_Wo();
515 0x4: SUBSS(Vd,Wd);
516 0x5: MINSS(Vd,Wd);
517 0x6: DIVSS(Vd,Wd);
518 0x7: MAXSS(Vd,Wd);
519 }
520 // operand size (0x66)
521 0x1: decode OPCODE_OP_BOTTOM3 {
522 0x0: ADDPD(Vo,Wo);
523 0x1: MULPD(Vo,Wo);
524 0x2: CVTPD2PS(Vo,Wo);
525 0x3: WarnUnimpl::cvtps2dq_Vo_Wo();
526 0x4: SUBPD(Vo,Wo);
527 0x5: MINPD(Vo,Wo);
528 0x6: DIVPD(Vo,Wo);
529 0x7: MAXPD(Vo,Wo);
530 }
531 // repne (0xF2)
532 0x8: decode OPCODE_OP_BOTTOM3 {
533 0x0: ADDSD(Vq,Wq);
534 0x1: MULSD(Vq,Wq);
535 0x2: CVTSD2SS(Vd,Wq);
536 0x4: SUBSD(Vq,Wq);
537 0x5: MINSD(Vq,Wq);
538 0x6: DIVSD(Vq,Wq);
539 0x7: MAXSD(Vq,Wq);
540 default: UD2();
541 }
542 default: UD2();
543 }
544 0x0C: decode LEGACY_DECODEVAL {
545 // no prefix
546 0x0: decode OPCODE_OP_BOTTOM3 {
547 0x0: PUNPCKLBW(Pq,Qd);
548 0x1: PUNPCKLWD(Pq,Qd);
549 0x2: PUNPCKLDQ(Pq,Qd);
550 0x3: PACKSSWB(Pq,Qq);
551 0x4: PCMPGTB(Pq,Qq);
552 0x5: PCMPGTW(Pq,Qq);
553 0x6: PCMPGTD(Pq,Qq);
554 0x7: PACKUSWB(Pq,Qq);
555 }
556 // operand size (0x66)
557 0x1: decode OPCODE_OP_BOTTOM3 {
558 0x0: PUNPCKLBW(Vo,Wq);
559 0x1: PUNPCKLWD(Vo,Wq);
560 0x2: PUNPCKLDQ(Vo,Wq);
561 0x3: PACKSSWB(Vo,Wo);
562 0x4: PCMPGTB(Vo,Wo);
563 0x5: PCMPGTW(Vo,Wo);
564 0x6: PCMPGTD(Vo,Wo);
565 0x7: PACKUSWB(Vo,Wo);
566 }
567 default: UD2();
568 }
569 0x0D: decode LEGACY_DECODEVAL {
570 // no prefix
571 0x0: decode OPCODE_OP_BOTTOM3 {
572 0x0: PUNPCKHBW(Pq,Qq);
573 0x1: PUNPCKHWD(Pq,Qq);
574 0x2: PUNPCKHDQ(Pq,Qq);
575 0x3: PACKSSDW(Pq,Qq);
576 0x6: MOVD(Pq,Edp);
577 0x7: MOVQ(Pq,Qq);
578 default: UD2();
579 }
580 // repe (0xF3)
581 0x4: decode OPCODE_OP_BOTTOM3 {
582 0x7: WarnUnimpl::movdqu_Vo_Wo();
583 default: UD2();
584 }
585 // operand size (0x66)
586 0x1: decode OPCODE_OP_BOTTOM3 {
587 0x0: PUNPCKHBW(Vo,Wo);
588 0x1: PUNPCKHWD(Vo,Wo);
589 0x2: PUNPCKHDQ(Vo,Wo);
590 0x3: PACKSSDW(Vo,Wo);
591 0x4: PUNPCKLQDQ(Vo,Wq);
592 0x5: PUNPCKHQDQ(Vo,Wq);
593 0x6: WarnUnimpl::movd_Vo_Ed();
594 0x7: WarnUnimpl::movdqa_Vo_Wo();
595 }
596 default: UD2();
597 }
598 0x0E: decode LEGACY_DECODEVAL {
599 // no prefix
600 0x0: decode OPCODE_OP_BOTTOM3 {
601 0x0: PSHUFW(Pq,Qq,Ib);
602 //0x1: group13_pshimw();
603 0x1: decode MODRM_REG {
604 0x2: decode LEGACY_OP {
605 0x0: PSRLW(PRq,Ib);
606 0x1: PSRLW(VRo,Ib);
607 }
608 0x4: decode LEGACY_OP {
609 0x0: PSRAW(PRq,Ib);
610 0x1: PSRAW(VRo,Ib);
611 }
612 0x6: decode LEGACY_OP {
613 0x0: PSLLW(PRq,Ib);
614 0x1: PSLLW(VRo,Ib);
615 }
616 default: UD2();
617 }
618 //0x2: group14_pshimd();
619 0x2: decode MODRM_REG {
620 0x2: decode LEGACY_OP {
621 0x0: PSRLD(PRq,Ib);
622 0x1: PSRLD(VRo,Ib);
623 }
624 0x4: decode LEGACY_OP {
625 0x0: PSRAD(PRq,Ib);
626 0x1: PSRAD(VRo,Ib);
627 }
628 0x6: decode LEGACY_OP {
629 0x0: PSLLD(PRq,Ib);
630 0x1: PSLLD(VRo,Ib);
631 }
632 default: UD2();
633 }
634 //0x3: group15_pshimq();
635 0x3: decode MODRM_REG {
636 0x2: decode LEGACY_OP {
637 0x0: PSRLQ(PRq,Ib);
638 0x1: PSRLQ(VRo,Ib);
639 }
640 0x3: decode LEGACY_OP {
641 0x0: UD2();
642 0x1: WarnUnimpl::psrldq_VRo_Ib();
643 }
644 0x6: decode LEGACY_OP {
645 0x0: PSLLQ(PRq,Ib);
646 0x1: PSLLQ(VRo,Ib);
647 }
648 0x7: decode LEGACY_OP {
649 0x0: UD2();
650 0x1: WarnUnimpl::pslldq_VRo_Ib();
651 }
652 default: Inst::UD2();
653 }
654 0x4: Inst::PCMPEQB(Pq,Qq);
655 0x5: Inst::PCMPEQW(Pq,Qq);
656 0x6: Inst::PCMPEQD(Pq,Qq);
657 0x7: WarnUnimpl::emms();
658 }
659 // repe (0xF3)
660 0x4: decode OPCODE_OP_BOTTOM3 {
661 0x0: PSHUFHW(Vo,Wo,Ib);
662 default: UD2();
663 }
664 // operand size (0x66)
665 0x1: decode OPCODE_OP_BOTTOM3 {
666 0x0: PSHUFD(Vo,Wo,Ib);
667 //0x1: group13_pshimw();
668 0x1: decode MODRM_REG {
669 0x2: decode LEGACY_OP {
670 0x0: PSRLW(PRq,Ib);
671 0x1: PSRLW(VRo,Ib);
672 }
673 0x4: decode LEGACY_OP {
674 0x0: PSRAW(PRq,Ib);
675 0x1: PSRAW(VRo,Ib);
676 }
677 0x6: decode LEGACY_OP {
678 0x0: PSLLW(PRq,Ib);
679 0x1: PSLLW(VRo,Ib);
680 }
681 default: Inst::UD2();
682 }
683 //0x2: group14_pshimd();
684 0x2: decode MODRM_REG {
685 0x2: decode LEGACY_OP {
686 0x0: PSRLD(PRq,Ib);
687 0x1: PSRLD(VRo,Ib);
688 }
689 0x4: decode LEGACY_OP {
690 0x0: PSRAD(PRq,Ib);
691 0x1: PSRAD(VRo,Ib);
692 }
693 0x6: decode LEGACY_OP {
694 0x0: PSLLD(PRq,Ib);
695 0x1: PSLLD(VRo,Ib);
696 }
697 default: UD2();
698 }
699 //0x3: group15_pshimq();
700 0x3: decode MODRM_REG {
701 0x2: decode LEGACY_OP {
702 0x0: PSRLQ(PRq,Ib);
703 0x1: PSRLQ(VRo,Ib);
704 }
705 0x3: decode LEGACY_OP {
706 0x0: UD2();
707 0x1: WarnUnimpl::psrldq_VRo_Ib();
708 }
709 0x6: decode LEGACY_OP {
710 0x0: PSLLQ(PRq,Ib);
711 0x1: PSLLQ(VRo,Ib);
712 }
713 0x7: decode LEGACY_OP {
714 0x0: UD2();
715 0x1: WarnUnimpl::pslldq_VRo_Ib();
716 }
717 default: UD2();
718 }
719 0x4: PCMPEQB(Vo,Wo);
720 0x5: PCMPEQW(Vo,Wo);
721 0x6: PCMPEQD(Vo,Wo);
722 default: UD2();
723 }
724 // repne (0xF2)
725 0x8: decode OPCODE_OP_BOTTOM3 {
726 0x0: PSHUFLW(Vo,Wo,Ib);
727 default: UD2();
728 }
729 default: UD2();
730 }
731 0x0F: decode LEGACY_DECODEVAL {
732 // no prefix
733 0x0: decode OPCODE_OP_BOTTOM3 {
734 0x0: WarnUnimpl::vmread_Ed_or_Eq_Gd_or_Gq();
735 0x1: WarnUnimpl::vmwrite_Gd_or_Gq_Ed_or_Eq();
736 0x6: MOVD(Edp,Pdp);
737 0x7: MOVQ(Qq,Pq);
738 default: UD2();
739 }
740 // repe (0xF3)
741 0x4: decode OPCODE_OP_BOTTOM3 {
742 0x6: MOVQ(Vq,Wq);
743 0x7: WarnUnimpl::movdqu_Wo_Vo();
744 default: UD2();
745 }
746 // operand size (0x66)
747 0x1: decode OPCODE_OP_BOTTOM3 {
748 0x4: WarnUnimpl::haddpd_Vo_Wo();
749 0x5: WarnUnimpl::hsubpd_Vo_Wo();
750 0x6: WarnUnimpl::movd_Ed_Vd();
751 0x7: WarnUnimpl::movdqa_Wo_Vo();
752 default: UD2();
753 }
754 // repne (0xF2)
755 0x8: decode OPCODE_OP_BOTTOM3 {
756 0x4: WarnUnimpl::haddps_Vo_Wo();
757 0x5: WarnUnimpl::hsubps_Vo_Wo();
758 default: UD2();
759 }
760 default: UD2();
761 }
762 0x10: decode OPCODE_OP_BOTTOM3 {
763 0x0: JO(Jz);
764 0x1: JNO(Jz);
765 0x2: JB(Jz);
766 0x3: JNB(Jz);
767 0x4: JZ(Jz);
768 0x5: JNZ(Jz);
769 0x6: JBE(Jz);
770 0x7: JNBE(Jz);
771 }
772 0x11: decode OPCODE_OP_BOTTOM3 {
773 0x0: JS(Jz);
774 0x1: JNS(Jz);
775 0x2: JP(Jz);
776 0x3: JNP(Jz);
777 0x4: JL(Jz);
778 0x5: JNL(Jz);
779 0x6: JLE(Jz);
780 0x7: JNLE(Jz);
781 }
782 0x12: decode OPCODE_OP_BOTTOM3 {
783 0x0: SETO(Eb);
784 0x1: SETNO(Eb);
785 0x2: SETB(Eb);
786 0x3: SETNB(Eb);
787 0x4: SETZ(Eb);
788 0x5: SETNZ(Eb);
789 0x6: SETBE(Eb);
790 0x7: SETNBE(Eb);
791 }
792 0x13: decode OPCODE_OP_BOTTOM3 {
793 0x0: SETS(Eb);
794 0x1: SETNS(Eb);
795 0x2: SETP(Eb);
796 0x3: SETNP(Eb);
797 0x4: SETL(Eb);
798 0x5: SETNL(Eb);
799 0x6: SETLE(Eb);
800 0x7: SETNLE(Eb);
801 }
802 }
803 0x14: decode OPCODE_OP_BOTTOM3 {
804 0x0: push_fs();
805 0x1: pop_fs();
806 0x2: CPUIDInst::CPUID({{
807 CpuidResult result;
808 success = doCpuid(xc->tcBase(), bits(Rax, 31, 0), result);
809 Rax = result.rax;
810 Rbx = result.rbx;
811 Rcx = result.rcx;
812 Rdx = result.rdx;
813 }});
814 0x3: Inst::BT(Ev,Gv);
815 0x4: Inst::SHLD(Ev,Gv,Ib);
816 0x5: Inst::SHLD(Ev,Gv);
817 0x6: xbts_and_cmpxchg();
818 0x7: ibts_and_cmpxchg();
819 }
820 0x15: decode OPCODE_OP_BOTTOM3 {
821 0x0: push_gs();
822 0x1: pop_gs();
823 0x2: rsm_smm();
824 0x3: Inst::BTS(Ev,Gv);
825 0x4: Inst::SHRD(Ev,Gv,Ib);
826 0x5: Inst::SHRD(Ev,Gv);
827 //0x6: group16();
828 0x6: decode MODRM_REG {
829 0x0: fxsave();
830 0x1: fxrstor();
831 0x2: Inst::LDMXCSR(Md);
832 0x3: Inst::STMXCSR(Md);
833 0x4: Inst::UD2();
834 0x5: decode MODRM_MOD {
835 0x3: BasicOperate::LFENCE(
836 {{/*Nothing*/}}, IsReadBarrier);
837 default: Inst::UD2();
838 }
839 0x6: decode MODRM_MOD {
840 0x3: BasicOperate::MFENCE(
841 {{/*Nothing*/}}, IsMemBarrier);
842 default: Inst::UD2();
843 }
844 0x7: decode MODRM_MOD {
845 0x3: BasicOperate::SFENCE(
846 {{/*Nothing*/}}, IsWriteBarrier);
847 default: Inst::UD2();
848 }
849 }
850 0x7: Inst::IMUL(Gv,Ev);
851 }
852 format Inst {
853 0x16: decode OPCODE_OP_BOTTOM3 {
854 0x0: CMPXCHG(Eb,Gb);
855 0x1: CMPXCHG(Ev,Gv);
856 0x2: WarnUnimpl::lss_Gz_Mp();
857 0x3: BTR(Ev,Gv);
858 0x4: WarnUnimpl::lfs_Gz_Mp();
859 0x5: WarnUnimpl::lgs_Gz_Mp();
860 //The size of the second operand in these instructions
861 //should really be "b" or "w", but it's set to v in order
862 //to have a consistent register size. This shouldn't
863 //affect behavior.
864 0x6: MOVZX_B(Gv,Ev);
865 0x7: MOVZX_W(Gv,Ev);
866 }
867 0x17: decode OPCODE_OP_BOTTOM3 {
868 0x0: WarnUnimpl::jmpe_Jz(); // IA-64?
869 //0x1: group11_UD2();
870 0x1: UD2();
871 //0x2: group8_Ev_Ib();
872 0x2: decode MODRM_REG {
873 0x4: BT(Ev,Ib);
874 0x5: BTS(Ev,Ib);
875 0x6: BTR(Ev,Ib);
876 0x7: BTC(Ev,Ib);
877 default: UD2();
878 }
879 0x3: BTC(Ev,Gv);
880 0x4: BSF(Gv,Ev);
881 0x5: BSR(Gv,Ev);
882 //The size of the second operand in these instructions
883 //should really be "b" or "w", but it's set to v in order
884 //to have a consistent register size. This shouldn't
885 //affect behavior.
886 0x6: MOVSX_B(Gv,Ev);
887 0x7: MOVSX_W(Gv,Ev);
888 }
889 0x18: decode OPCODE_OP_BOTTOM3 {
890 0x0: XADD(Eb,Gb);
891 0x1: XADD(Ev,Gv);
892 //0x7: group9();
893 0x7: decode MODRM_REG {
894 //Also CMPXCHG16B
895 0x1: CMPXCHG8B(Mdp);
896 0x6: decode LEGACY_OP {
897 0x1: WarnUnimpl::vmclear_Mq();
898 default: decode LEGACY_REP {
899 0x1: WarnUnimpl::vmxon_Mq();
900 0x0: WarnUnimpl::vmptrld_Mq();
901 }
902 }
903 0x7: WarnUnimpl::vmptrst_Mq();
904 default: UD2();
905 }
906 default: decode LEGACY_DECODEVAL {
907 // no prefix
908 0x0: decode OPCODE_OP_BOTTOM3 {
909 0x2: WarnUnimpl::cmpccps_Vo_Wo_Ib();
910 0x3: WarnUnimpl::movnti_Mdq_Gdq();
911 0x4: PINSRW(Pq,Ew,Ib);
912 0x5: PEXTRW(Gd,PRq,Ib);
913 0x6: SHUFPS(Vps,Wps,Ib);
914 }
915 // repe (0xF3)
916 0x4: decode OPCODE_OP_BOTTOM3 {
917 0x2: WarnUnimpl::cmpccss_Vd_Wd_Ib();
918 default: UD2();
919 }
920 // operand size (0x66)
921 0x1: decode OPCODE_OP_BOTTOM3 {
922 0x2: WarnUnimpl::cmpccpd_Vo_Wo_Ib();
923 0x4: PINSRW(Vdw,Ew,Ib);
924 0x5: PEXTRW(Gd,VRdq,Ib);
925 0x6: SHUFPD(Vpd,Wpd,Ib);
926 default: UD2();
927 }
928 // repne (0xF2)
929 0x8: decode OPCODE_OP_BOTTOM3 {
930 0x2: WarnUnimpl::cmpccsd_Vq_Wq_Ib();
931 default: UD2();
932 }
933 default: UD2();
934 }
935 }
936 0x19: decode OPSIZE {
937 4: BSWAP_D(Bd);
938 8: BSWAP_Q(Bq);
939 default: UD2();
940 }
941 0x1A: decode LEGACY_DECODEVAL {
942 // no prefix
943 0x0: decode OPCODE_OP_BOTTOM3 {
944 0x1: PSRLW(Pq,Qq);
945 0x2: PSRLD(Pq,Qq);
946 0x3: PSRLQ(Pq,Qq);
947 0x4: PADDQ(Pq,Qq);
948 0x5: PMULLW(Pq,Qq);
949 0x7: PMOVMSKB(Gd,PRq);
950 default: UD2();
951 }
952 // repe (0xF3)
953 0x4: decode OPCODE_OP_BOTTOM3 {
954 0x6: WarnUnimpl::movq2dq_Vo_PRq();
955 default: UD2();
956 }
957 // operand size (0x66)
958 0x1: decode OPCODE_OP_BOTTOM3 {
959 0x0: WarnUnimpl::addsubpd_Vo_Wo();
960 0x1: PSRLW(Vo,Wo);
961 0x2: PSRLD(Vo,Wo);
962 0x3: PSRLQ(Vo,Wo);
963 0x4: PADDQ(Vo,Wo);
964 0x5: PMULLW(Vo,Wo);
965 0x6: MOVQ(Wq,Vq);
966 0x7: PMOVMSKB(Gd,VRo);
967 }
968 // repne (0xF2)
969 0x8: decode OPCODE_OP_BOTTOM3 {
970 0x0: WarnUnimpl::addsubps_Vo_Wo();
971 0x6: WarnUnimpl::movdq2q_Pq_VRq();
972 default: UD2();
973 }
974 default: UD2();
975 }
976 0x1B: decode LEGACY_DECODEVAL {
977 // no prefix
978 0x0: decode OPCODE_OP_BOTTOM3 {
979 0x0: PSUBUSB(Pq,Qq);
980 0x1: PSUBUSW(Pq,Qq);
981 0x2: PMINUB(Pq,Qq);
982 0x3: PAND(Pq,Qq);
983 0x4: PADDUSB(Pq,Qq);
984 0x5: PADDUSW(Pq,Qq);
985 0x6: PMAXUB(Pq,Qq);
986 0x7: PANDN(Pq,Qq);
987 }
988 // operand size (0x66)
989 0x1: decode OPCODE_OP_BOTTOM3 {
990 0x0: PSUBUSB(Vo,Wo);
991 0x1: PSUBUSW(Vo,Wo);
992 0x2: PMINUB(Vo,Wo);
993 0x3: PAND(Vo,Wo);
994 0x4: PADDUSB(Vo,Wo);
995 0x5: PADDUSW(Vo,Wo);
996 0x6: PMAXUB(Vo,Wo);
997 0x7: PANDN(Vo,Wo);
998 }
999 default: UD2();
1000 }
1001 0x1C: decode LEGACY_DECODEVAL {
1002 // no prefix
1003 0x0: decode OPCODE_OP_BOTTOM3 {
1004 0x0: PAVGB(Pq,Qq);
1005 0x1: PSRAW(Pq,Qq);
1006 0x2: PSRAD(Pq,Qq);
1007 0x3: PAVGW(Pq,Qq);
1008 0x4: PMULHUW(Pq,Qq);
1009 0x5: PMULHW(Pq,Qq);
1010 0x7: WarnUnimpl::movntq_Mq_Pq();
1011 default: UD2();
1012 }
1013 // repe (0xF3)
1014 0x4: decode OPCODE_OP_BOTTOM3 {
1015 0x6: CVTDQ2PD(Vo,Wq);
1016 default: UD2();
1017 }
1018 // operand size (0x66)
1019 0x1: decode OPCODE_OP_BOTTOM3 {
1020 0x0: PAVGB(Vo,Wo);
1021 0x1: PSRAW(Vo,Wo);
1022 0x2: PSRAD(Vo,Wo);
1023 0x3: PAVGW(Vo,Wo);
1024 0x4: PMULHUW(Vo,Wo);
1025 0x5: PMULHW(Vo,Wo);
1026 0x6: WarnUnimpl::cvttpd2dq_Vo_Wo();
1027 0x7: WarnUnimpl::movntdq_Mo_Vo();
1028 }
1029 // repne (0xF2)
1030 0x8: decode OPCODE_OP_BOTTOM3 {
1031 0x6: WarnUnimpl::cvtpd2dq_Vo_Wo();
1032 default: UD2();
1033 }
1034 default: UD2();
1035 }
1036 0x1D: decode LEGACY_DECODEVAL {
1037 // no prefix
1038 0x0: decode OPCODE_OP_BOTTOM3 {
1039 0x0: PSUBSB(Pq,Qq);
1040 0x1: PSUBSW(Pq,Qq);
1041 0x2: PMINSW(Pq,Qq);
1042 0x3: POR(Pq,Qq);
1043 0x4: PADDSB(Pq,Qq);
1044 0x5: PADDSW(Pq,Qq);
1045 0x6: PMAXSW(Pq,Qq);
1046 0x7: PXOR(Pq,Qq);
1047 }
1048 // operand size (0x66)
1049 0x1: decode OPCODE_OP_BOTTOM3 {
1050 0x0: PSUBSB(Vo,Wo);
1051 0x1: PSUBSW(Vo,Wo);
1052 0x2: PMINSW(Vo,Wo);
1053 0x3: POR(Vo,Wo);
1054 0x4: PADDSB(Vo,Wo);
1055 0x5: PADDSW(Vo,Wo);
1056 0x6: PMAXSW(Vo,Wo);
1057 0x7: PXOR(Vo,Wo);
1058 }
1059 default: UD2();
1060 }
1061 0x1E: decode LEGACY_DECODEVAL {
1062 // no prefix
1063 0x0: decode OPCODE_OP_BOTTOM3 {
1064 0x1: PSLLW(Pq,Qq);
1065 0x2: PSLLD(Pq,Qq);
1066 0x3: PSLLQ(Pq,Qq);
1067 0x4: PMULUDQ(Pq,Qq);
1068 0x5: PMADDWD(Pq,Qq);
1069 0x6: PSADBW(Pq,Qq);
1070 0x7: MASKMOVQ(Pq,PRq);
1071 default: UD2();
1072 }
1073 // operand size (0x66)
1074 0x1: decode OPCODE_OP_BOTTOM3 {
1075 0x1: PSLLW(Vo,Wo);
1076 0x2: PSLLD(Vo,Wo);
1077 0x3: PSLLQ(Vo,Wo);
1078 0x4: PMULUDQ(Vo,Wo);
1079 0x5: PMADDWD(Vo,Wo);
1080 0x6: PSADBW(Vo,Wo);
1081 0x7: MASKMOVDQU(Vo,VRo);
1082 default: UD2();
1083 }
1084 // repne (0xF2)
1085 0x8: decode OPCODE_OP_BOTTOM3 {
1086 0x0: WarnUnimpl::lddqu_Vo_Mo();
1087 default: UD2();
1088 }
1089 default: UD2();
1090 }
1091 0x1F: decode LEGACY_DECODEVAL {
1092 // no prefix
1093 0x0: decode OPCODE_OP_BOTTOM3 {
1094 0x0: PSUBB(Pq,Qq);
1095 0x1: PSUBW(Pq,Qq);
1096 0x2: PSUBD(Pq,Qq);
1097 0x3: PSUBQ(Pq,Qq);
1098 0x4: PADDB(Pq,Qq);
1099 0x5: PADDW(Pq,Qq);
1100 0x6: PADDD(Pq,Qq);
1101 0x7: UD2();
1102 }
1103 // operand size (0x66)
1104 0x1: decode OPCODE_OP_BOTTOM3 {
1105 0x0: PSUBB(Vo,Wo);
1106 0x1: PSUBW(Vo,Wo);
1107 0x2: PSUBD(Vo,Wo);
1108 0x3: PSUBQ(Vo,Wo);
1109 0x4: PADDB(Vo,Wo);
1110 0x5: PADDW(Vo,Wo);
1111 0x6: PADDD(Vo,Wo);
1112 0x7: UD2();
1113 }
1114 default: UD2();
1115 }
1116 }
1117 default: FailUnimpl::twoByteOps();
1118 }
1119 }
1120 default: M5InternalError::error(
1121 {{"Unexpected first opcode byte in two byte opcode!"}});
1122}
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