1// Copyright (c) 2007-2008 The Hewlett-Packard Development Company
2// All rights reserved.
3//
4// The license below extends only to copyright in the software and shall
5// not be construed as granting a license to any other intellectual
6// property including but not limited to intellectual property relating
7// to a hardware implementation of the functionality of the software
8// licensed hereunder. You may use the software subject to the license
9// terms below provided that you ensure that this notice is replicated
10// unmodified and in its entirety in all distributions of the software,
11// modified or unmodified, in source code or in binary form.
12//
13// Copyright (c) 2008 The Regents of The University of Michigan
14// All rights reserved.
15//
16// Redistribution and use in source and binary forms, with or without
17// modification, are permitted provided that the following conditions are
18// met: redistributions of source code must retain the above copyright
19// notice, this list of conditions and the following disclaimer;
20// redistributions in binary form must reproduce the above copyright
21// notice, this list of conditions and the following disclaimer in the
22// documentation and/or other materials provided with the distribution;
23// neither the name of the copyright holders nor the names of its
24// contributors may be used to endorse or promote products derived from
25// this software without specific prior written permission.
26//
27// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
28// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
29// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
30// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
31// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
32// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
33// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
34// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
35// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
36// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
37// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
38//
39// Authors: Gabe Black
40
41////////////////////////////////////////////////////////////////////
42//
43// Decode the two byte opcodes
44//
450x2: decode OPCODE_PREFIXA {
46 0x0F: decode OPCODE_OP_TOP5 {
47 format WarnUnimpl {
48 0x00: decode OPCODE_OP_BOTTOM3 {
49 //0x00: group6();
50 0x00: decode MODRM_REG {
51 0x0: sldt_Mw_or_Rv();
52 0x1: str_Mw_or_Rv();
53 0x2: Inst::LLDT(Ew);
54 0x3: Inst::LTR(Ew);
55 0x4: verr_Mw_or_Rv();
56 0x5: verw_Mw_or_Rv();
57 //0x6: jmpe_Ev(); // IA-64
58 default: Inst::UD2();
59 }
60 //0x01: group7(); // Ugly, ugly, ugly...
61 0x01: decode MODRM_REG {
62 0x0: decode MODRM_MOD {
63 0x3: decode MODRM_RM {
64 0x1: vmcall();
65 0x2: vmlaunch();
66 0x3: vmresume();
67 0x4: vmxoff();
68 default: Inst::UD2();
69 }
70 default: sgdt_Ms();
71 }
72 0x1: decode MODRM_MOD {
73 0x3: decode MODRM_RM {
74 0x0: monitor();
75 0x1: mwait();
76 default: Inst::UD2();
77 }
78 default: sidt_Ms();
79 }
80 0x2: decode MODRM_MOD {
81 0x3: decode MODRM_RM {
82 0x0: xgetbv();
83 0x1: xsetbv();
84 }
85 default: decode MODE_SUBMODE {
86 0x0: Inst::LGDT(M);
87 default: decode OPSIZE {
88 // 16 bit operand sizes are special, but only
89 // in legacy and compatability modes.
90 0x2: Inst::LGDT_16(M);
91 default: Inst::LGDT(M);
92 }
93 }
94 }
95 0x3: decode MODRM_MOD {
96 0x3: decode MODRM_RM {
97 0x0: vmrun();
98 0x1: vmmcall();
99 0x2: vmload();
100 0x3: vmsave();
101 0x4: stgi();
102 0x5: clgi();
103 0x6: skinit();
104 0x7: invlpga();
105 }
106 default: decode MODE_SUBMODE {
107 0x0: Inst::LIDT(M);
108 default: decode OPSIZE {
109 // 16 bit operand sizes are special, but only
110 // in legacy and compatability modes.
111 0x2: Inst::LIDT_16(M);
112 default: Inst::LIDT(M);
113 }
114 }
115 }
116 0x4: decode MODRM_MOD {
117 0x3: Inst::SMSW(Rv);
118 default: Inst::SMSW(Mw);
119 }
120 0x6: Inst::LMSW(Ew);
121 0x7: decode MODRM_MOD {
122 0x3: decode MODRM_RM {
123 0x0: Inst::SWAPGS();
124 0x1: rdtscp();
125 default: Inst::UD2();
126 }
127 default: Inst::INVLPG(M);
128 }
129 }
130 0x02: lar_Gv_Ew();
131 0x03: lsl_Gv_Ew();
132 // sandpile.org doesn't seem to know what this is...? We'll
133 // use it for pseudo instructions. We've got 16 bits of space
134 // to play with so there can be quite a few pseudo
135 // instructions.
136 //0x04: loadall_or_reset_or_hang();
137 0x4: decode IMMEDIATE {
138 format BasicOperate {
139 0x00: m5arm({{
140 PseudoInst::arm(xc->tcBase());
141 }}, IsNonSpeculative);
142 0x01: m5quiesce({{
143 PseudoInst::quiesce(xc->tcBase());
144 }}, IsNonSpeculative);
145 0x02: m5quiesceNs({{
146 PseudoInst::quiesceNs(xc->tcBase(), Rdi);
147 }}, IsNonSpeculative);
148 0x03: m5quiesceCycle({{
149 PseudoInst::quiesceCycles(xc->tcBase(), Rdi);
150 }}, IsNonSpeculative);
151 0x04: m5quiesceTime({{
152 Rax = PseudoInst::quiesceTime(xc->tcBase());
153 }}, IsNonSpeculative);
154 0x07: m5rpns({{
155 Rax = PseudoInst::rpns(xc->tcBase());
156 }}, IsNonSpeculative);
157 0x21: m5exit({{
158 PseudoInst::m5exit(xc->tcBase(), Rdi);
159 }}, IsNonSpeculative);
160 0x30: m5initparam({{
161 Rax = PseudoInst::initParam(xc->tcBase());
162 }}, IsNonSpeculative);
163 0x31: m5loadsymbol({{
164 PseudoInst::loadsymbol(xc->tcBase());
165 }}, IsNonSpeculative);
166 0x40: m5resetstats({{
167 PseudoInst::resetstats(xc->tcBase(), Rdi, Rsi);
168 }}, IsNonSpeculative);
169 0x41: m5dumpstats({{
170 PseudoInst::dumpstats(xc->tcBase(), Rdi, Rsi);
171 }}, IsNonSpeculative);
172 0x42: m5dumpresetstats({{
173 PseudoInst::dumpresetstats(xc->tcBase(), Rdi, Rsi);
174 }}, IsNonSpeculative);
175 0x43: m5checkpoint({{
176 PseudoInst::m5checkpoint(xc->tcBase(), Rdi, Rsi);
177 }}, IsNonSpeculative);
178 0x50: m5readfile({{
179 Rax = PseudoInst::readfile(
180 xc->tcBase(), Rdi, Rsi, Rdx);
181 }}, IsNonSpeculative);
182 0x51: m5debugbreak({{
183 PseudoInst::debugbreak(xc->tcBase());
184 }}, IsNonSpeculative);
185 0x52: m5switchcpu({{
186 PseudoInst::switchcpu(xc->tcBase());
187 }}, IsNonSpeculative);
188 0x53: m5addsymbol({{
189 PseudoInst::addsymbol(xc->tcBase(), Rdi, Rsi);
190 }}, IsNonSpeculative);
191 0x54: m5panic({{
192 panic("M5 panic instruction called at pc = %#x.\n",
193 RIP);
194 }}, IsNonSpeculative);
195 0x55: m5reserved1({{
196 warn("M5 reserved opcode 1 ignored.\n");
197 }}, IsNonSpeculative);
198 0x56: m5reserved2({{
199 warn("M5 reserved opcode 2 ignored.\n");
200 }}, IsNonSpeculative);
201 0x57: m5reserved3({{
202 warn("M5 reserved opcode 3 ignored.\n");
203 }}, IsNonSpeculative);
204 0x58: m5reserved4({{
205 warn("M5 reserved opcode 4 ignored.\n");
206 }}, IsNonSpeculative);
207 0x59: m5reserved5({{
208 warn("M5 reserved opcode 5 ignored.\n");
209 }}, IsNonSpeculative);
210 0x5a: m5_work_begin({{
211 PseudoInst::workbegin(xc->tcBase(), Rdi, Rsi);
212 }}, IsNonSpeculative);
213 0x5b: m5_work_end({{
214 PseudoInst::workend(xc->tcBase(), Rdi, Rsi);
215 }}, IsNonSpeculative);
216 default: Inst::UD2();
217 }
218 }
| 1// Copyright (c) 2007-2008 The Hewlett-Packard Development Company
2// All rights reserved.
3//
4// The license below extends only to copyright in the software and shall
5// not be construed as granting a license to any other intellectual
6// property including but not limited to intellectual property relating
7// to a hardware implementation of the functionality of the software
8// licensed hereunder. You may use the software subject to the license
9// terms below provided that you ensure that this notice is replicated
10// unmodified and in its entirety in all distributions of the software,
11// modified or unmodified, in source code or in binary form.
12//
13// Copyright (c) 2008 The Regents of The University of Michigan
14// All rights reserved.
15//
16// Redistribution and use in source and binary forms, with or without
17// modification, are permitted provided that the following conditions are
18// met: redistributions of source code must retain the above copyright
19// notice, this list of conditions and the following disclaimer;
20// redistributions in binary form must reproduce the above copyright
21// notice, this list of conditions and the following disclaimer in the
22// documentation and/or other materials provided with the distribution;
23// neither the name of the copyright holders nor the names of its
24// contributors may be used to endorse or promote products derived from
25// this software without specific prior written permission.
26//
27// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
28// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
29// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
30// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
31// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
32// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
33// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
34// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
35// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
36// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
37// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
38//
39// Authors: Gabe Black
40
41////////////////////////////////////////////////////////////////////
42//
43// Decode the two byte opcodes
44//
450x2: decode OPCODE_PREFIXA {
46 0x0F: decode OPCODE_OP_TOP5 {
47 format WarnUnimpl {
48 0x00: decode OPCODE_OP_BOTTOM3 {
49 //0x00: group6();
50 0x00: decode MODRM_REG {
51 0x0: sldt_Mw_or_Rv();
52 0x1: str_Mw_or_Rv();
53 0x2: Inst::LLDT(Ew);
54 0x3: Inst::LTR(Ew);
55 0x4: verr_Mw_or_Rv();
56 0x5: verw_Mw_or_Rv();
57 //0x6: jmpe_Ev(); // IA-64
58 default: Inst::UD2();
59 }
60 //0x01: group7(); // Ugly, ugly, ugly...
61 0x01: decode MODRM_REG {
62 0x0: decode MODRM_MOD {
63 0x3: decode MODRM_RM {
64 0x1: vmcall();
65 0x2: vmlaunch();
66 0x3: vmresume();
67 0x4: vmxoff();
68 default: Inst::UD2();
69 }
70 default: sgdt_Ms();
71 }
72 0x1: decode MODRM_MOD {
73 0x3: decode MODRM_RM {
74 0x0: monitor();
75 0x1: mwait();
76 default: Inst::UD2();
77 }
78 default: sidt_Ms();
79 }
80 0x2: decode MODRM_MOD {
81 0x3: decode MODRM_RM {
82 0x0: xgetbv();
83 0x1: xsetbv();
84 }
85 default: decode MODE_SUBMODE {
86 0x0: Inst::LGDT(M);
87 default: decode OPSIZE {
88 // 16 bit operand sizes are special, but only
89 // in legacy and compatability modes.
90 0x2: Inst::LGDT_16(M);
91 default: Inst::LGDT(M);
92 }
93 }
94 }
95 0x3: decode MODRM_MOD {
96 0x3: decode MODRM_RM {
97 0x0: vmrun();
98 0x1: vmmcall();
99 0x2: vmload();
100 0x3: vmsave();
101 0x4: stgi();
102 0x5: clgi();
103 0x6: skinit();
104 0x7: invlpga();
105 }
106 default: decode MODE_SUBMODE {
107 0x0: Inst::LIDT(M);
108 default: decode OPSIZE {
109 // 16 bit operand sizes are special, but only
110 // in legacy and compatability modes.
111 0x2: Inst::LIDT_16(M);
112 default: Inst::LIDT(M);
113 }
114 }
115 }
116 0x4: decode MODRM_MOD {
117 0x3: Inst::SMSW(Rv);
118 default: Inst::SMSW(Mw);
119 }
120 0x6: Inst::LMSW(Ew);
121 0x7: decode MODRM_MOD {
122 0x3: decode MODRM_RM {
123 0x0: Inst::SWAPGS();
124 0x1: rdtscp();
125 default: Inst::UD2();
126 }
127 default: Inst::INVLPG(M);
128 }
129 }
130 0x02: lar_Gv_Ew();
131 0x03: lsl_Gv_Ew();
132 // sandpile.org doesn't seem to know what this is...? We'll
133 // use it for pseudo instructions. We've got 16 bits of space
134 // to play with so there can be quite a few pseudo
135 // instructions.
136 //0x04: loadall_or_reset_or_hang();
137 0x4: decode IMMEDIATE {
138 format BasicOperate {
139 0x00: m5arm({{
140 PseudoInst::arm(xc->tcBase());
141 }}, IsNonSpeculative);
142 0x01: m5quiesce({{
143 PseudoInst::quiesce(xc->tcBase());
144 }}, IsNonSpeculative);
145 0x02: m5quiesceNs({{
146 PseudoInst::quiesceNs(xc->tcBase(), Rdi);
147 }}, IsNonSpeculative);
148 0x03: m5quiesceCycle({{
149 PseudoInst::quiesceCycles(xc->tcBase(), Rdi);
150 }}, IsNonSpeculative);
151 0x04: m5quiesceTime({{
152 Rax = PseudoInst::quiesceTime(xc->tcBase());
153 }}, IsNonSpeculative);
154 0x07: m5rpns({{
155 Rax = PseudoInst::rpns(xc->tcBase());
156 }}, IsNonSpeculative);
157 0x21: m5exit({{
158 PseudoInst::m5exit(xc->tcBase(), Rdi);
159 }}, IsNonSpeculative);
160 0x30: m5initparam({{
161 Rax = PseudoInst::initParam(xc->tcBase());
162 }}, IsNonSpeculative);
163 0x31: m5loadsymbol({{
164 PseudoInst::loadsymbol(xc->tcBase());
165 }}, IsNonSpeculative);
166 0x40: m5resetstats({{
167 PseudoInst::resetstats(xc->tcBase(), Rdi, Rsi);
168 }}, IsNonSpeculative);
169 0x41: m5dumpstats({{
170 PseudoInst::dumpstats(xc->tcBase(), Rdi, Rsi);
171 }}, IsNonSpeculative);
172 0x42: m5dumpresetstats({{
173 PseudoInst::dumpresetstats(xc->tcBase(), Rdi, Rsi);
174 }}, IsNonSpeculative);
175 0x43: m5checkpoint({{
176 PseudoInst::m5checkpoint(xc->tcBase(), Rdi, Rsi);
177 }}, IsNonSpeculative);
178 0x50: m5readfile({{
179 Rax = PseudoInst::readfile(
180 xc->tcBase(), Rdi, Rsi, Rdx);
181 }}, IsNonSpeculative);
182 0x51: m5debugbreak({{
183 PseudoInst::debugbreak(xc->tcBase());
184 }}, IsNonSpeculative);
185 0x52: m5switchcpu({{
186 PseudoInst::switchcpu(xc->tcBase());
187 }}, IsNonSpeculative);
188 0x53: m5addsymbol({{
189 PseudoInst::addsymbol(xc->tcBase(), Rdi, Rsi);
190 }}, IsNonSpeculative);
191 0x54: m5panic({{
192 panic("M5 panic instruction called at pc = %#x.\n",
193 RIP);
194 }}, IsNonSpeculative);
195 0x55: m5reserved1({{
196 warn("M5 reserved opcode 1 ignored.\n");
197 }}, IsNonSpeculative);
198 0x56: m5reserved2({{
199 warn("M5 reserved opcode 2 ignored.\n");
200 }}, IsNonSpeculative);
201 0x57: m5reserved3({{
202 warn("M5 reserved opcode 3 ignored.\n");
203 }}, IsNonSpeculative);
204 0x58: m5reserved4({{
205 warn("M5 reserved opcode 4 ignored.\n");
206 }}, IsNonSpeculative);
207 0x59: m5reserved5({{
208 warn("M5 reserved opcode 5 ignored.\n");
209 }}, IsNonSpeculative);
210 0x5a: m5_work_begin({{
211 PseudoInst::workbegin(xc->tcBase(), Rdi, Rsi);
212 }}, IsNonSpeculative);
213 0x5b: m5_work_end({{
214 PseudoInst::workend(xc->tcBase(), Rdi, Rsi);
215 }}, IsNonSpeculative);
216 default: Inst::UD2();
217 }
218 }
|
220 0: SyscallInst::syscall('xc->syscall(Rax)',
221 IsSyscall, IsNonSpeculative, IsSerializeAfter);
222 default: decode MODE_MODE {
223 0x0: decode MODE_SUBMODE {
224 0x0: Inst::SYSCALL_64();
225 0x1: Inst::SYSCALL_COMPAT();
226 }
227 0x1: Inst::SYSCALL_LEGACY();
228 }
229 }
230 0x06: Inst::CLTS();
231 0x07: decode MODE_SUBMODE {
232 0x0: decode OPSIZE {
233 // Return to 64 bit mode.
234 0x8: Inst::SYSRET_TO_64();
235 // Return to compatibility mode.
236 default: Inst::SYSRET_TO_COMPAT();
237 }
238 default: Inst::SYSRET_NON_64();
239 }
240 }
241 0x01: decode OPCODE_OP_BOTTOM3 {
242 0x0: invd();
243 0x1: wbinvd();
244 0x2: Inst::UD2();
245 0x3: Inst::UD2();
246 0x4: Inst::UD2();
247 0x5: Inst::PREFETCH(Mb);
248 0x6: FailUnimpl::femms();
249 0x7: decode IMMEDIATE {
250 0x0C: pi2fw_Pq_Qq();
251 0x0D: pi2fd_Pq_Qq();
252 0x1C: pf2iw_Pq_Qq();
253 0x1D: pf2id_Pq_Qq();
254 0x8A: pfnacc_Pq_Qq();
255 0x8E: pfpnacc_Pq_Qq();
256 0x90: pfcmpge_Pq_Qq();
257 0x94: pfmin_Pq_Qq();
258 0x96: pfrcp_Pq_Qq();
259 0x97: pfrsqrt_Pq_Qq();
260 0x9A: Inst::PFSUB(Pq,Qq);
261 0x9E: pfadd_Pq_Qq();
262 0xA0: pfcmpgt_Pq_Qq();
263 0xA4: pfmax_Pq_Qq();
264 0xA6: pfrcpit1_Pq_Qq();
265 0xA7: pfrsqit1_Pq_Qq();
266 0xAA: Inst::PFSUBR(Pq,Qq);
267 0xAE: pfacc_Pq_Qq();
268 0xB0: pfcmpeq_Pq_Qq();
269 0xB4: Inst::PFMUL(Pq,Qq);
270 0xB6: pfrcpit2_Pq_Qq();
271 0xB7: Inst::PMULHRW(Pq,Qq);
272 0xBB: pswapd_Pq_Qq();
273 0xBF: pavgusb_Pq_Qq();
274 default: Inst::UD2();
275 }
276 }
277 format Inst{
278 0x02: decode LEGACY_DECODEVAL {
279 // no prefix
280 0x0: decode OPCODE_OP_BOTTOM3 {
281 0x0: MOVUPS(Vo,Wo);
282 0x1: MOVUPS(Wo,Vo);
283 0x2: decode MODRM_MOD {
284 0x3: MOVHLPS(Vps,VRq);
285 default: MOVLPS(Vps,Mq);
286 }
287 0x3: MOVLPS(Mq,Vps);
288 0x4: UNPCKLPS(Vps,Wq);
289 0x5: UNPCKHPS(Vps,Wq);
290 0x6: decode MODRM_MOD {
291 0x3: MOVLHPS(Vps,VRq);
292 default: MOVHPS(Vps,Mq);
293 }
294 0x7: MOVHPS(Mq,Vq);
295 }
296 // repe (0xF3)
297 0x4: decode OPCODE_OP_BOTTOM3 {
298 0x0: MOVSS(Vd,Wd);
299 0x1: MOVSS(Wd,Vd);
300 0x2: WarnUnimpl::movsldup_Vo_Wo();
301 0x6: WarnUnimpl::movshdup_Vo_Wo();
302 default: UD2();
303 }
304 // operand size (0x66)
305 0x1: decode OPCODE_OP_BOTTOM3 {
306 0x0: MOVUPD(Vo,Wo);
307 0x1: MOVUPD(Wo,Vo);
308 0x2: MOVLPD(Vq,Mq);
309 0x3: MOVLPD(Mq,Vq);
310 0x4: UNPCKLPD(Vo,Wq);
311 0x5: UNPCKHPD(Vo,Wo);
312 0x6: MOVHPD(Vq,Mq);
313 0x7: MOVHPD(Mq,Vq);
314 }
315 // repne (0xF2)
316 0x8: decode OPCODE_OP_BOTTOM3 {
317 0x0: MOVSD(Vq,Wq);
318 0x1: MOVSD(Wq,Vq);
319 0x2: MOVDDUP(Vo,Wq);
320 default: UD2();
321 }
322 default: UD2();
323 }
324 0x03: decode OPCODE_OP_BOTTOM3 {
325 //group16();
326 0x0: decode MODRM_REG {
327 0x0: WarnUnimpl::prefetch_nta();
328 0x1: PREFETCH_T0(Mb);
329 0x2: WarnUnimpl::prefetch_t1();
330 0x3: WarnUnimpl::prefetch_t2();
331 default: HINT_NOP();
332 }
333 0x1: HINT_NOP();
334 0x2: HINT_NOP();
335 0x3: HINT_NOP();
336 0x4: HINT_NOP();
337 0x5: HINT_NOP();
338 0x6: HINT_NOP();
339 0x7: HINT_NOP();
340 }
341 0x04: decode LEGACY_DECODEVAL {
342 // no prefix
343 0x0: decode OPCODE_OP_BOTTOM3 {
344 0x0: MOV(Rd,Cd);
345 0x1: MOV(Rd,Dd);
346 0x2: MOV(Cd,Rd);
347 0x3: MOV(Dd,Rd);
348 default: UD2();
349 }
350 default: UD2();
351 }
352 0x05: decode LEGACY_DECODEVAL {
353 // no prefix
354 0x0: decode OPCODE_OP_BOTTOM3 {
355 //These moves should really use size o (octword), but
356 //because they are split in two, they use q (quadword).
357 0x0: MOVAPS(Vq,Wq);
358 0x1: MOVAPS(Wq,Vq);
359 0x2: CVTPI2PS(Vq,Qq);
360 0x3: WarnUnimpl::movntps_Mo_Vo();
361 0x4: CVTTPS2PI(Pq,Wq);
362 0x5: CVTPS2PI(Pq,Wq);
363 0x6: UCOMISS(Vd,Wd);
364 0x7: COMISS(Vd,Wd);
365 }
366 // repe (0xF3)
367 0x4: decode OPCODE_OP_BOTTOM3 {
368 0x2: CVTSI2SS(Vd,Ed);
369 0x4: CVTTSS2SI(Gd,Wd);
370 0x5: CVTSS2SI(Gd,Wd);
371 default: UD2();
372 }
373 // operand size (0x66)
374 0x1: decode OPCODE_OP_BOTTOM3 {
375 0x0: MOVAPD(Vo,Wo);
376 0x1: MOVAPD(Wo,Vo);
377 0x2: CVTPI2PD(Vo,Qq);
378 0x3: WarnUnimpl::movntpd_Mo_Vo();
379 0x4: CVTTPD2PI(Pq,Wo);
380 0x5: CVTPD2PI(Pq,Wo);
381 0x6: UCOMISD(Vq,Wq);
382 0x7: COMISD(Vq,Wq);
383 }
384 // repne (0xF2)
385 0x8: decode OPCODE_OP_BOTTOM3 {
386 // The size of the V operand should be q, not dp
387 0x2: CVTSI2SD(Vdp,Edp);
388 // The size of the W operand should be q, not dp
389 0x4: CVTTSD2SI(Gdp,Wdp);
390 0x5: CVTSD2SI(Gd,Wq);
391 default: UD2();
392 }
393 default: UD2();
394 }
395 }
396 0x06: decode OPCODE_OP_BOTTOM3 {
397 0x0: Inst::WRMSR();
398 0x1: Inst::RDTSC();
399 0x2: Inst::RDMSR();
400 0x3: rdpmc();
| 220 0: SyscallInst::syscall('xc->syscall(Rax)',
221 IsSyscall, IsNonSpeculative, IsSerializeAfter);
222 default: decode MODE_MODE {
223 0x0: decode MODE_SUBMODE {
224 0x0: Inst::SYSCALL_64();
225 0x1: Inst::SYSCALL_COMPAT();
226 }
227 0x1: Inst::SYSCALL_LEGACY();
228 }
229 }
230 0x06: Inst::CLTS();
231 0x07: decode MODE_SUBMODE {
232 0x0: decode OPSIZE {
233 // Return to 64 bit mode.
234 0x8: Inst::SYSRET_TO_64();
235 // Return to compatibility mode.
236 default: Inst::SYSRET_TO_COMPAT();
237 }
238 default: Inst::SYSRET_NON_64();
239 }
240 }
241 0x01: decode OPCODE_OP_BOTTOM3 {
242 0x0: invd();
243 0x1: wbinvd();
244 0x2: Inst::UD2();
245 0x3: Inst::UD2();
246 0x4: Inst::UD2();
247 0x5: Inst::PREFETCH(Mb);
248 0x6: FailUnimpl::femms();
249 0x7: decode IMMEDIATE {
250 0x0C: pi2fw_Pq_Qq();
251 0x0D: pi2fd_Pq_Qq();
252 0x1C: pf2iw_Pq_Qq();
253 0x1D: pf2id_Pq_Qq();
254 0x8A: pfnacc_Pq_Qq();
255 0x8E: pfpnacc_Pq_Qq();
256 0x90: pfcmpge_Pq_Qq();
257 0x94: pfmin_Pq_Qq();
258 0x96: pfrcp_Pq_Qq();
259 0x97: pfrsqrt_Pq_Qq();
260 0x9A: Inst::PFSUB(Pq,Qq);
261 0x9E: pfadd_Pq_Qq();
262 0xA0: pfcmpgt_Pq_Qq();
263 0xA4: pfmax_Pq_Qq();
264 0xA6: pfrcpit1_Pq_Qq();
265 0xA7: pfrsqit1_Pq_Qq();
266 0xAA: Inst::PFSUBR(Pq,Qq);
267 0xAE: pfacc_Pq_Qq();
268 0xB0: pfcmpeq_Pq_Qq();
269 0xB4: Inst::PFMUL(Pq,Qq);
270 0xB6: pfrcpit2_Pq_Qq();
271 0xB7: Inst::PMULHRW(Pq,Qq);
272 0xBB: pswapd_Pq_Qq();
273 0xBF: pavgusb_Pq_Qq();
274 default: Inst::UD2();
275 }
276 }
277 format Inst{
278 0x02: decode LEGACY_DECODEVAL {
279 // no prefix
280 0x0: decode OPCODE_OP_BOTTOM3 {
281 0x0: MOVUPS(Vo,Wo);
282 0x1: MOVUPS(Wo,Vo);
283 0x2: decode MODRM_MOD {
284 0x3: MOVHLPS(Vps,VRq);
285 default: MOVLPS(Vps,Mq);
286 }
287 0x3: MOVLPS(Mq,Vps);
288 0x4: UNPCKLPS(Vps,Wq);
289 0x5: UNPCKHPS(Vps,Wq);
290 0x6: decode MODRM_MOD {
291 0x3: MOVLHPS(Vps,VRq);
292 default: MOVHPS(Vps,Mq);
293 }
294 0x7: MOVHPS(Mq,Vq);
295 }
296 // repe (0xF3)
297 0x4: decode OPCODE_OP_BOTTOM3 {
298 0x0: MOVSS(Vd,Wd);
299 0x1: MOVSS(Wd,Vd);
300 0x2: WarnUnimpl::movsldup_Vo_Wo();
301 0x6: WarnUnimpl::movshdup_Vo_Wo();
302 default: UD2();
303 }
304 // operand size (0x66)
305 0x1: decode OPCODE_OP_BOTTOM3 {
306 0x0: MOVUPD(Vo,Wo);
307 0x1: MOVUPD(Wo,Vo);
308 0x2: MOVLPD(Vq,Mq);
309 0x3: MOVLPD(Mq,Vq);
310 0x4: UNPCKLPD(Vo,Wq);
311 0x5: UNPCKHPD(Vo,Wo);
312 0x6: MOVHPD(Vq,Mq);
313 0x7: MOVHPD(Mq,Vq);
314 }
315 // repne (0xF2)
316 0x8: decode OPCODE_OP_BOTTOM3 {
317 0x0: MOVSD(Vq,Wq);
318 0x1: MOVSD(Wq,Vq);
319 0x2: MOVDDUP(Vo,Wq);
320 default: UD2();
321 }
322 default: UD2();
323 }
324 0x03: decode OPCODE_OP_BOTTOM3 {
325 //group16();
326 0x0: decode MODRM_REG {
327 0x0: WarnUnimpl::prefetch_nta();
328 0x1: PREFETCH_T0(Mb);
329 0x2: WarnUnimpl::prefetch_t1();
330 0x3: WarnUnimpl::prefetch_t2();
331 default: HINT_NOP();
332 }
333 0x1: HINT_NOP();
334 0x2: HINT_NOP();
335 0x3: HINT_NOP();
336 0x4: HINT_NOP();
337 0x5: HINT_NOP();
338 0x6: HINT_NOP();
339 0x7: HINT_NOP();
340 }
341 0x04: decode LEGACY_DECODEVAL {
342 // no prefix
343 0x0: decode OPCODE_OP_BOTTOM3 {
344 0x0: MOV(Rd,Cd);
345 0x1: MOV(Rd,Dd);
346 0x2: MOV(Cd,Rd);
347 0x3: MOV(Dd,Rd);
348 default: UD2();
349 }
350 default: UD2();
351 }
352 0x05: decode LEGACY_DECODEVAL {
353 // no prefix
354 0x0: decode OPCODE_OP_BOTTOM3 {
355 //These moves should really use size o (octword), but
356 //because they are split in two, they use q (quadword).
357 0x0: MOVAPS(Vq,Wq);
358 0x1: MOVAPS(Wq,Vq);
359 0x2: CVTPI2PS(Vq,Qq);
360 0x3: WarnUnimpl::movntps_Mo_Vo();
361 0x4: CVTTPS2PI(Pq,Wq);
362 0x5: CVTPS2PI(Pq,Wq);
363 0x6: UCOMISS(Vd,Wd);
364 0x7: COMISS(Vd,Wd);
365 }
366 // repe (0xF3)
367 0x4: decode OPCODE_OP_BOTTOM3 {
368 0x2: CVTSI2SS(Vd,Ed);
369 0x4: CVTTSS2SI(Gd,Wd);
370 0x5: CVTSS2SI(Gd,Wd);
371 default: UD2();
372 }
373 // operand size (0x66)
374 0x1: decode OPCODE_OP_BOTTOM3 {
375 0x0: MOVAPD(Vo,Wo);
376 0x1: MOVAPD(Wo,Vo);
377 0x2: CVTPI2PD(Vo,Qq);
378 0x3: WarnUnimpl::movntpd_Mo_Vo();
379 0x4: CVTTPD2PI(Pq,Wo);
380 0x5: CVTPD2PI(Pq,Wo);
381 0x6: UCOMISD(Vq,Wq);
382 0x7: COMISD(Vq,Wq);
383 }
384 // repne (0xF2)
385 0x8: decode OPCODE_OP_BOTTOM3 {
386 // The size of the V operand should be q, not dp
387 0x2: CVTSI2SD(Vdp,Edp);
388 // The size of the W operand should be q, not dp
389 0x4: CVTTSD2SI(Gdp,Wdp);
390 0x5: CVTSD2SI(Gd,Wq);
391 default: UD2();
392 }
393 default: UD2();
394 }
395 }
396 0x06: decode OPCODE_OP_BOTTOM3 {
397 0x0: Inst::WRMSR();
398 0x1: Inst::RDTSC();
399 0x2: Inst::RDMSR();
400 0x3: rdpmc();
|
402 0: SyscallInst::sysenter('xc->syscall(Rax)',
403 IsSyscall, IsNonSpeculative, IsSerializeAfter);
404 default: sysenter();
405 }
406 0x5: sysexit();
407 0x6: Inst::UD2();
408 0x7: getsec();
409 }
410 0x07: decode OPCODE_OP_BOTTOM3 {
411 0x0: M5InternalError::error(
412 {{"Three byte opcode shouldn't be handled by "
413 "two_byte_opcodes.isa!"}});
414 0x2: M5InternalError::error(
415 {{"Three byte opcode shouldn't be handled by "
416 "two_byte_opcodes.isa!"}});
417 default: UD2();
418 }
419 format Inst {
420 0x08: decode OPCODE_OP_BOTTOM3 {
421 0x0: CMOVO(Gv,Ev);
422 0x1: CMOVNO(Gv,Ev);
423 0x2: CMOVB(Gv,Ev);
424 0x3: CMOVNB(Gv,Ev);
425 0x4: CMOVZ(Gv,Ev);
426 0x5: CMOVNZ(Gv,Ev);
427 0x6: CMOVBE(Gv,Ev);
428 0x7: CMOVNBE(Gv,Ev);
429 }
430 0x09: decode OPCODE_OP_BOTTOM3 {
431 0x0: CMOVS(Gv,Ev);
432 0x1: CMOVNS(Gv,Ev);
433 0x2: CMOVP(Gv,Ev);
434 0x3: CMOVNP(Gv,Ev);
435 0x4: CMOVL(Gv,Ev);
436 0x5: CMOVNL(Gv,Ev);
437 0x6: CMOVLE(Gv,Ev);
438 0x7: CMOVNLE(Gv,Ev);
439 }
440 0x0A: decode LEGACY_DECODEVAL {
441 // no prefix
442 0x0: decode OPCODE_OP_BOTTOM3 {
443 0x0: MOVMSKPS(Gd,VRo);
444 0x1: SQRTPS(Vo,Wo);
445 0x2: WarnUnimpl::rqsrtps_Vo_Wo();
446 0x3: WarnUnimpl::rcpps_Vo_Wo();
447 0x4: ANDPS(Vo,Wo);
448 0x5: ANDNPS(Vo,Wo);
449 0x6: ORPS(Vo,Wo);
450 0x7: XORPS(Vo,Wo);
451 }
452 // repe (0xF3)
453 0x4: decode OPCODE_OP_BOTTOM3 {
454 0x1: SQRTSS(Vd,Wd);
455 0x2: WarnUnimpl::rsqrtss_Vd_Wd();
456 0x3: WarnUnimpl::rcpss_Vd_Wd();
457 default: UD2();
458 }
459 // operand size (0x66)
460 0x1: decode OPCODE_OP_BOTTOM3 {
461 0x0: MOVMSKPD(Gd,VRo);
462 0x1: SQRTPD(Vo,Wo);
463 0x4: ANDPD(Vo,Wo);
464 0x5: ANDNPD(Vo,Wo);
465 0x6: ORPD(Vo,Wo);
466 0x7: XORPD(Vo,Wo);
467 default: UD2();
468 }
469 // repne (0xF2)
470 0x8: decode OPCODE_OP_BOTTOM3 {
471 0x1: SQRTSD(Vq,Wq);
472 default: UD2();
473 }
474 default: UD2();
475 }
476 0x0B: decode LEGACY_DECODEVAL {
477 // no prefix
478 0x0: decode OPCODE_OP_BOTTOM3 {
479 0x0: ADDPS(Vo,Wo);
480 0x1: MULPS(Vo,Wo);
481 0x2: CVTPS2PD(Vo,Wq);
482 0x3: CVTDQ2PS(Vo,Wo);
483 0x4: SUBPS(Vo,Wo);
484 0x5: MINPS(Vo,Wo);
485 0x6: DIVPS(Vo,Wo);
486 0x7: MAXPS(Vo,Wo);
487 }
488 // repe (0xF3)
489 0x4: decode OPCODE_OP_BOTTOM3 {
490 0x0: ADDSS(Vd,Wd);
491 0x1: MULSS(Vd,Wd);
492 0x2: CVTSS2SD(Vq,Wd);
493 0x3: CVTTPS2DQ(Vo,Wo);
494 0x4: SUBSS(Vd,Wd);
495 0x5: MINSS(Vd,Wd);
496 0x6: DIVSS(Vd,Wd);
497 0x7: MAXSS(Vd,Wd);
498 }
499 // operand size (0x66)
500 0x1: decode OPCODE_OP_BOTTOM3 {
501 0x0: ADDPD(Vo,Wo);
502 0x1: MULPD(Vo,Wo);
503 0x2: CVTPD2PS(Vo,Wo);
504 0x3: CVTPS2DQ(Vo,Wo);
505 0x4: SUBPD(Vo,Wo);
506 0x5: MINPD(Vo,Wo);
507 0x6: DIVPD(Vo,Wo);
508 0x7: MAXPD(Vo,Wo);
509 }
510 // repne (0xF2)
511 0x8: decode OPCODE_OP_BOTTOM3 {
512 0x0: ADDSD(Vq,Wq);
513 0x1: MULSD(Vq,Wq);
514 0x2: CVTSD2SS(Vd,Wq);
515 0x4: SUBSD(Vq,Wq);
516 0x5: MINSD(Vq,Wq);
517 0x6: DIVSD(Vq,Wq);
518 0x7: MAXSD(Vq,Wq);
519 default: UD2();
520 }
521 default: UD2();
522 }
523 0x0C: decode LEGACY_DECODEVAL {
524 // no prefix
525 0x0: decode OPCODE_OP_BOTTOM3 {
526 0x0: PUNPCKLBW(Pq,Qd);
527 0x1: PUNPCKLWD(Pq,Qd);
528 0x2: PUNPCKLDQ(Pq,Qd);
529 0x3: PACKSSWB(Pq,Qq);
530 0x4: PCMPGTB(Pq,Qq);
531 0x5: PCMPGTW(Pq,Qq);
532 0x6: PCMPGTD(Pq,Qq);
533 0x7: PACKUSWB(Pq,Qq);
534 }
535 // operand size (0x66)
536 0x1: decode OPCODE_OP_BOTTOM3 {
537 0x0: PUNPCKLBW(Vo,Wq);
538 0x1: PUNPCKLWD(Vo,Wq);
539 0x2: PUNPCKLDQ(Vo,Wq);
540 0x3: PACKSSWB(Vo,Wo);
541 0x4: PCMPGTB(Vo,Wo);
542 0x5: PCMPGTW(Vo,Wo);
543 0x6: PCMPGTD(Vo,Wo);
544 0x7: PACKUSWB(Vo,Wo);
545 }
546 default: UD2();
547 }
548 0x0D: decode LEGACY_DECODEVAL {
549 // no prefix
550 0x0: decode OPCODE_OP_BOTTOM3 {
551 0x0: PUNPCKHBW(Pq,Qq);
552 0x1: PUNPCKHWD(Pq,Qq);
553 0x2: PUNPCKHDQ(Pq,Qq);
554 0x3: PACKSSDW(Pq,Qq);
555 0x6: MOVD(Pq,Edp);
556 0x7: MOVQ(Pq,Qq);
557 default: UD2();
558 }
559 // repe (0xF3)
560 0x4: decode OPCODE_OP_BOTTOM3 {
561 0x7: MOVDQU(Vo,Wo);
562 default: UD2();
563 }
564 // operand size (0x66)
565 0x1: decode OPCODE_OP_BOTTOM3 {
566 0x0: PUNPCKHBW(Vo,Wo);
567 0x1: PUNPCKHWD(Vo,Wo);
568 0x2: PUNPCKHDQ(Vo,Wo);
569 0x3: PACKSSDW(Vo,Wo);
570 0x4: PUNPCKLQDQ(Vo,Wq);
571 0x5: PUNPCKHQDQ(Vo,Wq);
572 0x6: MOVD(Vo,Edp);
573 0x7: MOVDQA(Vo,Wo);
574 }
575 default: UD2();
576 }
577 0x0E: decode LEGACY_DECODEVAL {
578 // no prefix
579 0x0: decode OPCODE_OP_BOTTOM3 {
580 0x0: PSHUFW(Pq,Qq,Ib);
581 //0x1: group12_pshimw();
582 0x1: decode MODRM_REG {
583 0x2: PSRLW(PRq,Ib);
584 0x4: PSRAW(PRq,Ib);
585 0x6: PSLLW(PRq,Ib);
586 default: UD2();
587 }
588 //0x2: group13_pshimd();
589 0x2: decode MODRM_REG {
590 0x2: PSRLD(PRq,Ib);
591 0x4: PSRAD(PRq,Ib);
592 0x6: PSLLD(PRq,Ib);
593 default: UD2();
594 }
595 //0x3: group14_pshimq();
596 0x3: decode MODRM_REG {
597 0x2: PSRLQ(PRq,Ib);
598 0x6: PSLLQ(PRq,Ib);
599 default: Inst::UD2();
600 }
601 0x4: Inst::PCMPEQB(Pq,Qq);
602 0x5: Inst::PCMPEQW(Pq,Qq);
603 0x6: Inst::PCMPEQD(Pq,Qq);
604 0x7: WarnUnimpl::emms();
605 }
606 // repe (0xF3)
607 0x4: decode OPCODE_OP_BOTTOM3 {
608 0x0: PSHUFHW(Vo,Wo,Ib);
609 default: UD2();
610 }
611 // operand size (0x66)
612 0x1: decode OPCODE_OP_BOTTOM3 {
613 0x0: PSHUFD(Vo,Wo,Ib);
614 //0x1: group12_pshimw();
615 0x1: decode MODRM_REG {
616 0x2: PSRLW(VRo,Ib);
617 0x4: PSRAW(VRo,Ib);
618 0x6: PSLLW(VRo,Ib);
619 }
620 //0x2: group13_pshimd();
621 0x2: decode MODRM_REG {
622 0x2: PSRLD(VRo,Ib);
623 0x4: PSRAD(VRo,Ib);
624 0x6: PSLLD(VRo,Ib);
625 default: UD2();
626 }
627 //0x3: group14_pshimq();
628 0x3: decode MODRM_REG {
629 0x2: PSRLQ(VRo,Ib);
630 0x3: PSRLDQ(VRo,Ib);
631 0x6: PSLLQ(VRo,Ib);
632 0x7: PSLLDQ(VRo,Ib);
633 default: UD2();
634 }
635 0x4: PCMPEQB(Vo,Wo);
636 0x5: PCMPEQW(Vo,Wo);
637 0x6: PCMPEQD(Vo,Wo);
638 default: UD2();
639 }
640 // repne (0xF2)
641 0x8: decode OPCODE_OP_BOTTOM3 {
642 0x0: PSHUFLW(Vo,Wo,Ib);
643 default: UD2();
644 }
645 default: UD2();
646 }
647 0x0F: decode LEGACY_DECODEVAL {
648 // no prefix
649 0x0: decode OPCODE_OP_BOTTOM3 {
650 0x0: WarnUnimpl::vmread_Edp_Gdp();
651 0x1: WarnUnimpl::vmwrite_Gdp_Edp();
652 0x6: MOVD(Edp,Pdp);
653 0x7: MOVQ(Qq,Pq);
654 default: UD2();
655 }
656 // repe (0xF3)
657 0x4: decode OPCODE_OP_BOTTOM3 {
658 0x6: MOVQ(Vq,Wq);
659 0x7: MOVDQU(Wo,Vo);
660 default: UD2();
661 }
662 // operand size (0x66)
663 0x1: decode OPCODE_OP_BOTTOM3 {
664 0x4: HADDPD(Vo,Wo);
665 0x5: WarnUnimpl::hsubpd_Vo_Wo();
666 0x6: MOVD(Edp,Vd);
667 0x7: MOVDQA(Wo,Vo);
668 default: UD2();
669 }
670 // repne (0xF2)
671 0x8: decode OPCODE_OP_BOTTOM3 {
672 0x4: WarnUnimpl::haddps_Vo_Wo();
673 0x5: WarnUnimpl::hsubps_Vo_Wo();
674 default: UD2();
675 }
676 default: UD2();
677 }
678 0x10: decode OPCODE_OP_BOTTOM3 {
679 0x0: JO(Jz);
680 0x1: JNO(Jz);
681 0x2: JB(Jz);
682 0x3: JNB(Jz);
683 0x4: JZ(Jz);
684 0x5: JNZ(Jz);
685 0x6: JBE(Jz);
686 0x7: JNBE(Jz);
687 }
688 0x11: decode OPCODE_OP_BOTTOM3 {
689 0x0: JS(Jz);
690 0x1: JNS(Jz);
691 0x2: JP(Jz);
692 0x3: JNP(Jz);
693 0x4: JL(Jz);
694 0x5: JNL(Jz);
695 0x6: JLE(Jz);
696 0x7: JNLE(Jz);
697 }
698 0x12: decode OPCODE_OP_BOTTOM3 {
699 0x0: SETO(Eb);
700 0x1: SETNO(Eb);
701 0x2: SETB(Eb);
702 0x3: SETNB(Eb);
703 0x4: SETZ(Eb);
704 0x5: SETNZ(Eb);
705 0x6: SETBE(Eb);
706 0x7: SETNBE(Eb);
707 }
708 0x13: decode OPCODE_OP_BOTTOM3 {
709 0x0: SETS(Eb);
710 0x1: SETNS(Eb);
711 0x2: SETP(Eb);
712 0x3: SETNP(Eb);
713 0x4: SETL(Eb);
714 0x5: SETNL(Eb);
715 0x6: SETLE(Eb);
716 0x7: SETNLE(Eb);
717 }
718 }
719 0x14: decode OPCODE_OP_BOTTOM3 {
720 0x0: push_fs();
721 0x1: pop_fs();
722 0x2: CPUIDInst::CPUID({{
723 CpuidResult result;
724 success = doCpuid(xc->tcBase(), bits(Rax, 31, 0),
725 bits(Rcx, 31, 0), result);
726 Rax = result.rax;
727 Rbx = result.rbx;
728 Rcx = result.rcx;
729 Rdx = result.rdx;
730 }});
731 0x3: Inst::BT(Ev,Gv);
732 0x4: Inst::SHLD(Ev,Gv,Ib);
733 0x5: Inst::SHLD(Ev,Gv);
734 default: Inst::UD2();
735 }
736 0x15: decode OPCODE_OP_BOTTOM3 {
737 0x0: push_gs();
738 0x1: pop_gs();
739 0x2: rsm_smm();
740 0x3: Inst::BTS(Ev,Gv);
741 0x4: Inst::SHRD(Ev,Gv,Ib);
742 0x5: Inst::SHRD(Ev,Gv);
743 //0x6: group15();
744 0x6: decode MODRM_MOD {
745 0x3: decode MODRM_REG {
746 0x5: BasicOperate::LFENCE(
747 {{/*Nothing*/}}, IsReadBarrier);
748 0x6: BasicOperate::MFENCE(
749 {{/*Nothing*/}}, IsMemBarrier);
750 0x7: BasicOperate::SFENCE(
751 {{/*Nothing*/}}, IsWriteBarrier);
752 default: Inst::UD2();
753 }
754 default: decode MODRM_REG {
755 0x0: fxsave();
756 0x1: fxrstor();
757 0x2: Inst::LDMXCSR(Md);
758 0x3: Inst::STMXCSR(Md);
759 0x4: xsave();
760 0x5: xrstor();
761 0x6: Inst::UD2();
762 0x7: clflush();
763 }
764 }
765 0x7: Inst::IMUL(Gv,Ev);
766 }
767 format Inst {
768 0x16: decode OPCODE_OP_BOTTOM3 {
769 0x0: CMPXCHG(Eb,Gb);
770 0x1: CMPXCHG(Ev,Gv);
771 0x2: WarnUnimpl::lss_Gz_Mp();
772 0x3: BTR(Ev,Gv);
773 0x4: WarnUnimpl::lfs_Gz_Mp();
774 0x5: WarnUnimpl::lgs_Gz_Mp();
775 //The size of the second operand in these instructions
776 //should really be "b" or "w", but it's set to v in order
777 //to have a consistent register size. This shouldn't
778 //affect behavior.
779 0x6: MOVZX_B(Gv,Ev);
780 0x7: MOVZX_W(Gv,Ev);
781 }
782 0x17: decode OPCODE_OP_BOTTOM3 {
783 0x0: decode LEGACY_REP {
784 0x0: WarnUnimpl::jmpe_Jz();
785 0x1: WarnUnimpl::popcnt_Gv_Ev();
786 }
787 //0x1: group10_UD2();
788 0x1: UD2();
789 //0x2: group8_Ev_Ib();
790 0x2: decode MODRM_REG {
791 0x4: BT(Ev,Ib);
792 0x5: BTS(Ev,Ib);
793 0x6: BTR(Ev,Ib);
794 0x7: BTC(Ev,Ib);
795 default: UD2();
796 }
797 0x3: BTC(Ev,Gv);
798 0x4: BSF(Gv,Ev);
799 0x5: BSR(Gv,Ev);
800 //The size of the second operand in these instructions
801 //should really be "b" or "w", but it's set to v in order
802 //to have a consistent register size. This shouldn't
803 //affect behavior.
804 0x6: MOVSX_B(Gv,Ev);
805 0x7: MOVSX_W(Gv,Ev);
806 }
807 0x18: decode OPCODE_OP_BOTTOM3 {
808 0x0: XADD(Eb,Gb);
809 0x1: XADD(Ev,Gv);
810 //0x7: group9();
811 0x7: decode MODRM_REG {
812 //Also CMPXCHG16B
813 0x1: CMPXCHG8B(Mdp);
814 0x6: decode LEGACY_OP {
815 0x1: WarnUnimpl::vmclear_Mq();
816 default: decode LEGACY_REP {
817 0x1: WarnUnimpl::vmxon_Mq();
818 0x0: WarnUnimpl::vmptrld_Mq();
819 }
820 }
821 0x7: WarnUnimpl::vmptrst_Mq();
822 default: UD2();
823 }
824 default: decode LEGACY_DECODEVAL {
825 // no prefix
826 0x0: decode OPCODE_OP_BOTTOM3 {
827 0x2: CMPPS(Vo,Wo,Ib);
828 0x3: MOVNTI(Mdp,Gdp);
829 0x4: PINSRW(Pq,Ew,Ib);
830 0x5: PEXTRW(Gd,PRq,Ib);
831 0x6: SHUFPS(Vps,Wps,Ib);
832 }
833 // repe (0xF3)
834 0x4: decode OPCODE_OP_BOTTOM3 {
835 0x2: CMPSS(Vd,Wd,Ib);
836 default: UD2();
837 }
838 // operand size (0x66)
839 0x1: decode OPCODE_OP_BOTTOM3 {
840 0x2: CMPPD(Vo,Wo,Ib);
841 0x4: PINSRW(Vdw,Ew,Ib);
842 0x5: PEXTRW(Gd,VRdq,Ib);
843 0x6: SHUFPD(Vpd,Wpd,Ib);
844 default: UD2();
845 }
846 // repne (0xF2)
847 0x8: decode OPCODE_OP_BOTTOM3 {
848 0x2: CMPSD(Vq,Wq,Ib);
849 default: UD2();
850 }
851 default: UD2();
852 }
853 }
854 0x19: decode OPSIZE {
855 4: BSWAP_D(Bd);
856 8: BSWAP_Q(Bq);
857 default: UD2();
858 }
859 0x1A: decode LEGACY_DECODEVAL {
860 // no prefix
861 0x0: decode OPCODE_OP_BOTTOM3 {
862 0x1: PSRLW(Pq,Qq);
863 0x2: PSRLD(Pq,Qq);
864 0x3: PSRLQ(Pq,Qq);
865 0x4: PADDQ(Pq,Qq);
866 0x5: PMULLW(Pq,Qq);
867 0x7: PMOVMSKB(Gd,PRq);
868 default: UD2();
869 }
870 // repe (0xF3)
871 0x4: decode OPCODE_OP_BOTTOM3 {
872 0x6: MOVQ2DQ(Vo,PRq);
873 default: UD2();
874 }
875 // operand size (0x66)
876 0x1: decode OPCODE_OP_BOTTOM3 {
877 0x0: WarnUnimpl::addsubpd_Vo_Wo();
878 0x1: PSRLW(Vo,Wo);
879 0x2: PSRLD(Vo,Wo);
880 0x3: PSRLQ(Vo,Wo);
881 0x4: PADDQ(Vo,Wo);
882 0x5: PMULLW(Vo,Wo);
883 0x6: MOVQ(Wq,Vq);
884 0x7: PMOVMSKB(Gd,VRo);
885 }
886 // repne (0xF2)
887 0x8: decode OPCODE_OP_BOTTOM3 {
888 0x0: WarnUnimpl::addsubps_Vo_Wo();
889 0x6: MOVDQ2Q(Pq,VRq);
890 default: UD2();
891 }
892 default: UD2();
893 }
894 0x1B: decode LEGACY_DECODEVAL {
895 // no prefix
896 0x0: decode OPCODE_OP_BOTTOM3 {
897 0x0: PSUBUSB(Pq,Qq);
898 0x1: PSUBUSW(Pq,Qq);
899 0x2: PMINUB(Pq,Qq);
900 0x3: PAND(Pq,Qq);
901 0x4: PADDUSB(Pq,Qq);
902 0x5: PADDUSW(Pq,Qq);
903 0x6: PMAXUB(Pq,Qq);
904 0x7: PANDN(Pq,Qq);
905 }
906 // operand size (0x66)
907 0x1: decode OPCODE_OP_BOTTOM3 {
908 0x0: PSUBUSB(Vo,Wo);
909 0x1: PSUBUSW(Vo,Wo);
910 0x2: PMINUB(Vo,Wo);
911 0x3: PAND(Vo,Wo);
912 0x4: PADDUSB(Vo,Wo);
913 0x5: PADDUSW(Vo,Wo);
914 0x6: PMAXUB(Vo,Wo);
915 0x7: PANDN(Vo,Wo);
916 }
917 default: UD2();
918 }
919 0x1C: decode LEGACY_DECODEVAL {
920 // no prefix
921 0x0: decode OPCODE_OP_BOTTOM3 {
922 0x0: PAVGB(Pq,Qq);
923 0x1: PSRAW(Pq,Qq);
924 0x2: PSRAD(Pq,Qq);
925 0x3: PAVGW(Pq,Qq);
926 0x4: PMULHUW(Pq,Qq);
927 0x5: PMULHW(Pq,Qq);
928 0x7: WarnUnimpl::movntq_Mq_Pq();
929 default: UD2();
930 }
931 // repe (0xF3)
932 0x4: decode OPCODE_OP_BOTTOM3 {
933 0x6: CVTDQ2PD(Vo,Wq);
934 default: UD2();
935 }
936 // operand size (0x66)
937 0x1: decode OPCODE_OP_BOTTOM3 {
938 0x0: PAVGB(Vo,Wo);
939 0x1: PSRAW(Vo,Wo);
940 0x2: PSRAD(Vo,Wo);
941 0x3: PAVGW(Vo,Wo);
942 0x4: PMULHUW(Vo,Wo);
943 0x5: PMULHW(Vo,Wo);
944 0x6: CVTTPD2DQ(Vo,Wo);
945 0x7: WarnUnimpl::movntdq_Mo_Vo();
946 }
947 // repne (0xF2)
948 0x8: decode OPCODE_OP_BOTTOM3 {
949 0x6: CVTPD2DQ(Vo,Wo);
950 default: UD2();
951 }
952 default: UD2();
953 }
954 0x1D: decode LEGACY_DECODEVAL {
955 // no prefix
956 0x0: decode OPCODE_OP_BOTTOM3 {
957 0x0: PSUBSB(Pq,Qq);
958 0x1: PSUBSW(Pq,Qq);
959 0x2: PMINSW(Pq,Qq);
960 0x3: POR(Pq,Qq);
961 0x4: PADDSB(Pq,Qq);
962 0x5: PADDSW(Pq,Qq);
963 0x6: PMAXSW(Pq,Qq);
964 0x7: PXOR(Pq,Qq);
965 }
966 // operand size (0x66)
967 0x1: decode OPCODE_OP_BOTTOM3 {
968 0x0: PSUBSB(Vo,Wo);
969 0x1: PSUBSW(Vo,Wo);
970 0x2: PMINSW(Vo,Wo);
971 0x3: POR(Vo,Wo);
972 0x4: PADDSB(Vo,Wo);
973 0x5: PADDSW(Vo,Wo);
974 0x6: PMAXSW(Vo,Wo);
975 0x7: PXOR(Vo,Wo);
976 }
977 default: UD2();
978 }
979 0x1E: decode LEGACY_DECODEVAL {
980 // no prefix
981 0x0: decode OPCODE_OP_BOTTOM3 {
982 0x1: PSLLW(Pq,Qq);
983 0x2: PSLLD(Pq,Qq);
984 0x3: PSLLQ(Pq,Qq);
985 0x4: PMULUDQ(Pq,Qq);
986 0x5: PMADDWD(Pq,Qq);
987 0x6: PSADBW(Pq,Qq);
988 0x7: MASKMOVQ(Pq,PRq);
989 default: UD2();
990 }
991 // operand size (0x66)
992 0x1: decode OPCODE_OP_BOTTOM3 {
993 0x1: PSLLW(Vo,Wo);
994 0x2: PSLLD(Vo,Wo);
995 0x3: PSLLQ(Vo,Wo);
996 0x4: PMULUDQ(Vo,Wo);
997 0x5: PMADDWD(Vo,Wo);
998 0x6: PSADBW(Vo,Wo);
999 0x7: MASKMOVDQU(Vo,VRo);
1000 default: UD2();
1001 }
1002 // repne (0xF2)
1003 0x8: decode OPCODE_OP_BOTTOM3 {
1004 0x0: WarnUnimpl::lddqu_Vo_Mo();
1005 default: UD2();
1006 }
1007 default: UD2();
1008 }
1009 0x1F: decode LEGACY_DECODEVAL {
1010 // no prefix
1011 0x0: decode OPCODE_OP_BOTTOM3 {
1012 0x0: PSUBB(Pq,Qq);
1013 0x1: PSUBW(Pq,Qq);
1014 0x2: PSUBD(Pq,Qq);
1015 0x3: PSUBQ(Pq,Qq);
1016 0x4: PADDB(Pq,Qq);
1017 0x5: PADDW(Pq,Qq);
1018 0x6: PADDD(Pq,Qq);
1019 0x7: UD2();
1020 }
1021 // operand size (0x66)
1022 0x1: decode OPCODE_OP_BOTTOM3 {
1023 0x0: PSUBB(Vo,Wo);
1024 0x1: PSUBW(Vo,Wo);
1025 0x2: PSUBD(Vo,Wo);
1026 0x3: PSUBQ(Vo,Wo);
1027 0x4: PADDB(Vo,Wo);
1028 0x5: PADDW(Vo,Wo);
1029 0x6: PADDD(Vo,Wo);
1030 0x7: UD2();
1031 }
1032 default: UD2();
1033 }
1034 }
1035 default: FailUnimpl::twoByteOps();
1036 }
1037 }
1038 default: M5InternalError::error(
1039 {{"Unexpected first opcode byte in two byte opcode!"}});
1040}
| 402 0: SyscallInst::sysenter('xc->syscall(Rax)',
403 IsSyscall, IsNonSpeculative, IsSerializeAfter);
404 default: sysenter();
405 }
406 0x5: sysexit();
407 0x6: Inst::UD2();
408 0x7: getsec();
409 }
410 0x07: decode OPCODE_OP_BOTTOM3 {
411 0x0: M5InternalError::error(
412 {{"Three byte opcode shouldn't be handled by "
413 "two_byte_opcodes.isa!"}});
414 0x2: M5InternalError::error(
415 {{"Three byte opcode shouldn't be handled by "
416 "two_byte_opcodes.isa!"}});
417 default: UD2();
418 }
419 format Inst {
420 0x08: decode OPCODE_OP_BOTTOM3 {
421 0x0: CMOVO(Gv,Ev);
422 0x1: CMOVNO(Gv,Ev);
423 0x2: CMOVB(Gv,Ev);
424 0x3: CMOVNB(Gv,Ev);
425 0x4: CMOVZ(Gv,Ev);
426 0x5: CMOVNZ(Gv,Ev);
427 0x6: CMOVBE(Gv,Ev);
428 0x7: CMOVNBE(Gv,Ev);
429 }
430 0x09: decode OPCODE_OP_BOTTOM3 {
431 0x0: CMOVS(Gv,Ev);
432 0x1: CMOVNS(Gv,Ev);
433 0x2: CMOVP(Gv,Ev);
434 0x3: CMOVNP(Gv,Ev);
435 0x4: CMOVL(Gv,Ev);
436 0x5: CMOVNL(Gv,Ev);
437 0x6: CMOVLE(Gv,Ev);
438 0x7: CMOVNLE(Gv,Ev);
439 }
440 0x0A: decode LEGACY_DECODEVAL {
441 // no prefix
442 0x0: decode OPCODE_OP_BOTTOM3 {
443 0x0: MOVMSKPS(Gd,VRo);
444 0x1: SQRTPS(Vo,Wo);
445 0x2: WarnUnimpl::rqsrtps_Vo_Wo();
446 0x3: WarnUnimpl::rcpps_Vo_Wo();
447 0x4: ANDPS(Vo,Wo);
448 0x5: ANDNPS(Vo,Wo);
449 0x6: ORPS(Vo,Wo);
450 0x7: XORPS(Vo,Wo);
451 }
452 // repe (0xF3)
453 0x4: decode OPCODE_OP_BOTTOM3 {
454 0x1: SQRTSS(Vd,Wd);
455 0x2: WarnUnimpl::rsqrtss_Vd_Wd();
456 0x3: WarnUnimpl::rcpss_Vd_Wd();
457 default: UD2();
458 }
459 // operand size (0x66)
460 0x1: decode OPCODE_OP_BOTTOM3 {
461 0x0: MOVMSKPD(Gd,VRo);
462 0x1: SQRTPD(Vo,Wo);
463 0x4: ANDPD(Vo,Wo);
464 0x5: ANDNPD(Vo,Wo);
465 0x6: ORPD(Vo,Wo);
466 0x7: XORPD(Vo,Wo);
467 default: UD2();
468 }
469 // repne (0xF2)
470 0x8: decode OPCODE_OP_BOTTOM3 {
471 0x1: SQRTSD(Vq,Wq);
472 default: UD2();
473 }
474 default: UD2();
475 }
476 0x0B: decode LEGACY_DECODEVAL {
477 // no prefix
478 0x0: decode OPCODE_OP_BOTTOM3 {
479 0x0: ADDPS(Vo,Wo);
480 0x1: MULPS(Vo,Wo);
481 0x2: CVTPS2PD(Vo,Wq);
482 0x3: CVTDQ2PS(Vo,Wo);
483 0x4: SUBPS(Vo,Wo);
484 0x5: MINPS(Vo,Wo);
485 0x6: DIVPS(Vo,Wo);
486 0x7: MAXPS(Vo,Wo);
487 }
488 // repe (0xF3)
489 0x4: decode OPCODE_OP_BOTTOM3 {
490 0x0: ADDSS(Vd,Wd);
491 0x1: MULSS(Vd,Wd);
492 0x2: CVTSS2SD(Vq,Wd);
493 0x3: CVTTPS2DQ(Vo,Wo);
494 0x4: SUBSS(Vd,Wd);
495 0x5: MINSS(Vd,Wd);
496 0x6: DIVSS(Vd,Wd);
497 0x7: MAXSS(Vd,Wd);
498 }
499 // operand size (0x66)
500 0x1: decode OPCODE_OP_BOTTOM3 {
501 0x0: ADDPD(Vo,Wo);
502 0x1: MULPD(Vo,Wo);
503 0x2: CVTPD2PS(Vo,Wo);
504 0x3: CVTPS2DQ(Vo,Wo);
505 0x4: SUBPD(Vo,Wo);
506 0x5: MINPD(Vo,Wo);
507 0x6: DIVPD(Vo,Wo);
508 0x7: MAXPD(Vo,Wo);
509 }
510 // repne (0xF2)
511 0x8: decode OPCODE_OP_BOTTOM3 {
512 0x0: ADDSD(Vq,Wq);
513 0x1: MULSD(Vq,Wq);
514 0x2: CVTSD2SS(Vd,Wq);
515 0x4: SUBSD(Vq,Wq);
516 0x5: MINSD(Vq,Wq);
517 0x6: DIVSD(Vq,Wq);
518 0x7: MAXSD(Vq,Wq);
519 default: UD2();
520 }
521 default: UD2();
522 }
523 0x0C: decode LEGACY_DECODEVAL {
524 // no prefix
525 0x0: decode OPCODE_OP_BOTTOM3 {
526 0x0: PUNPCKLBW(Pq,Qd);
527 0x1: PUNPCKLWD(Pq,Qd);
528 0x2: PUNPCKLDQ(Pq,Qd);
529 0x3: PACKSSWB(Pq,Qq);
530 0x4: PCMPGTB(Pq,Qq);
531 0x5: PCMPGTW(Pq,Qq);
532 0x6: PCMPGTD(Pq,Qq);
533 0x7: PACKUSWB(Pq,Qq);
534 }
535 // operand size (0x66)
536 0x1: decode OPCODE_OP_BOTTOM3 {
537 0x0: PUNPCKLBW(Vo,Wq);
538 0x1: PUNPCKLWD(Vo,Wq);
539 0x2: PUNPCKLDQ(Vo,Wq);
540 0x3: PACKSSWB(Vo,Wo);
541 0x4: PCMPGTB(Vo,Wo);
542 0x5: PCMPGTW(Vo,Wo);
543 0x6: PCMPGTD(Vo,Wo);
544 0x7: PACKUSWB(Vo,Wo);
545 }
546 default: UD2();
547 }
548 0x0D: decode LEGACY_DECODEVAL {
549 // no prefix
550 0x0: decode OPCODE_OP_BOTTOM3 {
551 0x0: PUNPCKHBW(Pq,Qq);
552 0x1: PUNPCKHWD(Pq,Qq);
553 0x2: PUNPCKHDQ(Pq,Qq);
554 0x3: PACKSSDW(Pq,Qq);
555 0x6: MOVD(Pq,Edp);
556 0x7: MOVQ(Pq,Qq);
557 default: UD2();
558 }
559 // repe (0xF3)
560 0x4: decode OPCODE_OP_BOTTOM3 {
561 0x7: MOVDQU(Vo,Wo);
562 default: UD2();
563 }
564 // operand size (0x66)
565 0x1: decode OPCODE_OP_BOTTOM3 {
566 0x0: PUNPCKHBW(Vo,Wo);
567 0x1: PUNPCKHWD(Vo,Wo);
568 0x2: PUNPCKHDQ(Vo,Wo);
569 0x3: PACKSSDW(Vo,Wo);
570 0x4: PUNPCKLQDQ(Vo,Wq);
571 0x5: PUNPCKHQDQ(Vo,Wq);
572 0x6: MOVD(Vo,Edp);
573 0x7: MOVDQA(Vo,Wo);
574 }
575 default: UD2();
576 }
577 0x0E: decode LEGACY_DECODEVAL {
578 // no prefix
579 0x0: decode OPCODE_OP_BOTTOM3 {
580 0x0: PSHUFW(Pq,Qq,Ib);
581 //0x1: group12_pshimw();
582 0x1: decode MODRM_REG {
583 0x2: PSRLW(PRq,Ib);
584 0x4: PSRAW(PRq,Ib);
585 0x6: PSLLW(PRq,Ib);
586 default: UD2();
587 }
588 //0x2: group13_pshimd();
589 0x2: decode MODRM_REG {
590 0x2: PSRLD(PRq,Ib);
591 0x4: PSRAD(PRq,Ib);
592 0x6: PSLLD(PRq,Ib);
593 default: UD2();
594 }
595 //0x3: group14_pshimq();
596 0x3: decode MODRM_REG {
597 0x2: PSRLQ(PRq,Ib);
598 0x6: PSLLQ(PRq,Ib);
599 default: Inst::UD2();
600 }
601 0x4: Inst::PCMPEQB(Pq,Qq);
602 0x5: Inst::PCMPEQW(Pq,Qq);
603 0x6: Inst::PCMPEQD(Pq,Qq);
604 0x7: WarnUnimpl::emms();
605 }
606 // repe (0xF3)
607 0x4: decode OPCODE_OP_BOTTOM3 {
608 0x0: PSHUFHW(Vo,Wo,Ib);
609 default: UD2();
610 }
611 // operand size (0x66)
612 0x1: decode OPCODE_OP_BOTTOM3 {
613 0x0: PSHUFD(Vo,Wo,Ib);
614 //0x1: group12_pshimw();
615 0x1: decode MODRM_REG {
616 0x2: PSRLW(VRo,Ib);
617 0x4: PSRAW(VRo,Ib);
618 0x6: PSLLW(VRo,Ib);
619 }
620 //0x2: group13_pshimd();
621 0x2: decode MODRM_REG {
622 0x2: PSRLD(VRo,Ib);
623 0x4: PSRAD(VRo,Ib);
624 0x6: PSLLD(VRo,Ib);
625 default: UD2();
626 }
627 //0x3: group14_pshimq();
628 0x3: decode MODRM_REG {
629 0x2: PSRLQ(VRo,Ib);
630 0x3: PSRLDQ(VRo,Ib);
631 0x6: PSLLQ(VRo,Ib);
632 0x7: PSLLDQ(VRo,Ib);
633 default: UD2();
634 }
635 0x4: PCMPEQB(Vo,Wo);
636 0x5: PCMPEQW(Vo,Wo);
637 0x6: PCMPEQD(Vo,Wo);
638 default: UD2();
639 }
640 // repne (0xF2)
641 0x8: decode OPCODE_OP_BOTTOM3 {
642 0x0: PSHUFLW(Vo,Wo,Ib);
643 default: UD2();
644 }
645 default: UD2();
646 }
647 0x0F: decode LEGACY_DECODEVAL {
648 // no prefix
649 0x0: decode OPCODE_OP_BOTTOM3 {
650 0x0: WarnUnimpl::vmread_Edp_Gdp();
651 0x1: WarnUnimpl::vmwrite_Gdp_Edp();
652 0x6: MOVD(Edp,Pdp);
653 0x7: MOVQ(Qq,Pq);
654 default: UD2();
655 }
656 // repe (0xF3)
657 0x4: decode OPCODE_OP_BOTTOM3 {
658 0x6: MOVQ(Vq,Wq);
659 0x7: MOVDQU(Wo,Vo);
660 default: UD2();
661 }
662 // operand size (0x66)
663 0x1: decode OPCODE_OP_BOTTOM3 {
664 0x4: HADDPD(Vo,Wo);
665 0x5: WarnUnimpl::hsubpd_Vo_Wo();
666 0x6: MOVD(Edp,Vd);
667 0x7: MOVDQA(Wo,Vo);
668 default: UD2();
669 }
670 // repne (0xF2)
671 0x8: decode OPCODE_OP_BOTTOM3 {
672 0x4: WarnUnimpl::haddps_Vo_Wo();
673 0x5: WarnUnimpl::hsubps_Vo_Wo();
674 default: UD2();
675 }
676 default: UD2();
677 }
678 0x10: decode OPCODE_OP_BOTTOM3 {
679 0x0: JO(Jz);
680 0x1: JNO(Jz);
681 0x2: JB(Jz);
682 0x3: JNB(Jz);
683 0x4: JZ(Jz);
684 0x5: JNZ(Jz);
685 0x6: JBE(Jz);
686 0x7: JNBE(Jz);
687 }
688 0x11: decode OPCODE_OP_BOTTOM3 {
689 0x0: JS(Jz);
690 0x1: JNS(Jz);
691 0x2: JP(Jz);
692 0x3: JNP(Jz);
693 0x4: JL(Jz);
694 0x5: JNL(Jz);
695 0x6: JLE(Jz);
696 0x7: JNLE(Jz);
697 }
698 0x12: decode OPCODE_OP_BOTTOM3 {
699 0x0: SETO(Eb);
700 0x1: SETNO(Eb);
701 0x2: SETB(Eb);
702 0x3: SETNB(Eb);
703 0x4: SETZ(Eb);
704 0x5: SETNZ(Eb);
705 0x6: SETBE(Eb);
706 0x7: SETNBE(Eb);
707 }
708 0x13: decode OPCODE_OP_BOTTOM3 {
709 0x0: SETS(Eb);
710 0x1: SETNS(Eb);
711 0x2: SETP(Eb);
712 0x3: SETNP(Eb);
713 0x4: SETL(Eb);
714 0x5: SETNL(Eb);
715 0x6: SETLE(Eb);
716 0x7: SETNLE(Eb);
717 }
718 }
719 0x14: decode OPCODE_OP_BOTTOM3 {
720 0x0: push_fs();
721 0x1: pop_fs();
722 0x2: CPUIDInst::CPUID({{
723 CpuidResult result;
724 success = doCpuid(xc->tcBase(), bits(Rax, 31, 0),
725 bits(Rcx, 31, 0), result);
726 Rax = result.rax;
727 Rbx = result.rbx;
728 Rcx = result.rcx;
729 Rdx = result.rdx;
730 }});
731 0x3: Inst::BT(Ev,Gv);
732 0x4: Inst::SHLD(Ev,Gv,Ib);
733 0x5: Inst::SHLD(Ev,Gv);
734 default: Inst::UD2();
735 }
736 0x15: decode OPCODE_OP_BOTTOM3 {
737 0x0: push_gs();
738 0x1: pop_gs();
739 0x2: rsm_smm();
740 0x3: Inst::BTS(Ev,Gv);
741 0x4: Inst::SHRD(Ev,Gv,Ib);
742 0x5: Inst::SHRD(Ev,Gv);
743 //0x6: group15();
744 0x6: decode MODRM_MOD {
745 0x3: decode MODRM_REG {
746 0x5: BasicOperate::LFENCE(
747 {{/*Nothing*/}}, IsReadBarrier);
748 0x6: BasicOperate::MFENCE(
749 {{/*Nothing*/}}, IsMemBarrier);
750 0x7: BasicOperate::SFENCE(
751 {{/*Nothing*/}}, IsWriteBarrier);
752 default: Inst::UD2();
753 }
754 default: decode MODRM_REG {
755 0x0: fxsave();
756 0x1: fxrstor();
757 0x2: Inst::LDMXCSR(Md);
758 0x3: Inst::STMXCSR(Md);
759 0x4: xsave();
760 0x5: xrstor();
761 0x6: Inst::UD2();
762 0x7: clflush();
763 }
764 }
765 0x7: Inst::IMUL(Gv,Ev);
766 }
767 format Inst {
768 0x16: decode OPCODE_OP_BOTTOM3 {
769 0x0: CMPXCHG(Eb,Gb);
770 0x1: CMPXCHG(Ev,Gv);
771 0x2: WarnUnimpl::lss_Gz_Mp();
772 0x3: BTR(Ev,Gv);
773 0x4: WarnUnimpl::lfs_Gz_Mp();
774 0x5: WarnUnimpl::lgs_Gz_Mp();
775 //The size of the second operand in these instructions
776 //should really be "b" or "w", but it's set to v in order
777 //to have a consistent register size. This shouldn't
778 //affect behavior.
779 0x6: MOVZX_B(Gv,Ev);
780 0x7: MOVZX_W(Gv,Ev);
781 }
782 0x17: decode OPCODE_OP_BOTTOM3 {
783 0x0: decode LEGACY_REP {
784 0x0: WarnUnimpl::jmpe_Jz();
785 0x1: WarnUnimpl::popcnt_Gv_Ev();
786 }
787 //0x1: group10_UD2();
788 0x1: UD2();
789 //0x2: group8_Ev_Ib();
790 0x2: decode MODRM_REG {
791 0x4: BT(Ev,Ib);
792 0x5: BTS(Ev,Ib);
793 0x6: BTR(Ev,Ib);
794 0x7: BTC(Ev,Ib);
795 default: UD2();
796 }
797 0x3: BTC(Ev,Gv);
798 0x4: BSF(Gv,Ev);
799 0x5: BSR(Gv,Ev);
800 //The size of the second operand in these instructions
801 //should really be "b" or "w", but it's set to v in order
802 //to have a consistent register size. This shouldn't
803 //affect behavior.
804 0x6: MOVSX_B(Gv,Ev);
805 0x7: MOVSX_W(Gv,Ev);
806 }
807 0x18: decode OPCODE_OP_BOTTOM3 {
808 0x0: XADD(Eb,Gb);
809 0x1: XADD(Ev,Gv);
810 //0x7: group9();
811 0x7: decode MODRM_REG {
812 //Also CMPXCHG16B
813 0x1: CMPXCHG8B(Mdp);
814 0x6: decode LEGACY_OP {
815 0x1: WarnUnimpl::vmclear_Mq();
816 default: decode LEGACY_REP {
817 0x1: WarnUnimpl::vmxon_Mq();
818 0x0: WarnUnimpl::vmptrld_Mq();
819 }
820 }
821 0x7: WarnUnimpl::vmptrst_Mq();
822 default: UD2();
823 }
824 default: decode LEGACY_DECODEVAL {
825 // no prefix
826 0x0: decode OPCODE_OP_BOTTOM3 {
827 0x2: CMPPS(Vo,Wo,Ib);
828 0x3: MOVNTI(Mdp,Gdp);
829 0x4: PINSRW(Pq,Ew,Ib);
830 0x5: PEXTRW(Gd,PRq,Ib);
831 0x6: SHUFPS(Vps,Wps,Ib);
832 }
833 // repe (0xF3)
834 0x4: decode OPCODE_OP_BOTTOM3 {
835 0x2: CMPSS(Vd,Wd,Ib);
836 default: UD2();
837 }
838 // operand size (0x66)
839 0x1: decode OPCODE_OP_BOTTOM3 {
840 0x2: CMPPD(Vo,Wo,Ib);
841 0x4: PINSRW(Vdw,Ew,Ib);
842 0x5: PEXTRW(Gd,VRdq,Ib);
843 0x6: SHUFPD(Vpd,Wpd,Ib);
844 default: UD2();
845 }
846 // repne (0xF2)
847 0x8: decode OPCODE_OP_BOTTOM3 {
848 0x2: CMPSD(Vq,Wq,Ib);
849 default: UD2();
850 }
851 default: UD2();
852 }
853 }
854 0x19: decode OPSIZE {
855 4: BSWAP_D(Bd);
856 8: BSWAP_Q(Bq);
857 default: UD2();
858 }
859 0x1A: decode LEGACY_DECODEVAL {
860 // no prefix
861 0x0: decode OPCODE_OP_BOTTOM3 {
862 0x1: PSRLW(Pq,Qq);
863 0x2: PSRLD(Pq,Qq);
864 0x3: PSRLQ(Pq,Qq);
865 0x4: PADDQ(Pq,Qq);
866 0x5: PMULLW(Pq,Qq);
867 0x7: PMOVMSKB(Gd,PRq);
868 default: UD2();
869 }
870 // repe (0xF3)
871 0x4: decode OPCODE_OP_BOTTOM3 {
872 0x6: MOVQ2DQ(Vo,PRq);
873 default: UD2();
874 }
875 // operand size (0x66)
876 0x1: decode OPCODE_OP_BOTTOM3 {
877 0x0: WarnUnimpl::addsubpd_Vo_Wo();
878 0x1: PSRLW(Vo,Wo);
879 0x2: PSRLD(Vo,Wo);
880 0x3: PSRLQ(Vo,Wo);
881 0x4: PADDQ(Vo,Wo);
882 0x5: PMULLW(Vo,Wo);
883 0x6: MOVQ(Wq,Vq);
884 0x7: PMOVMSKB(Gd,VRo);
885 }
886 // repne (0xF2)
887 0x8: decode OPCODE_OP_BOTTOM3 {
888 0x0: WarnUnimpl::addsubps_Vo_Wo();
889 0x6: MOVDQ2Q(Pq,VRq);
890 default: UD2();
891 }
892 default: UD2();
893 }
894 0x1B: decode LEGACY_DECODEVAL {
895 // no prefix
896 0x0: decode OPCODE_OP_BOTTOM3 {
897 0x0: PSUBUSB(Pq,Qq);
898 0x1: PSUBUSW(Pq,Qq);
899 0x2: PMINUB(Pq,Qq);
900 0x3: PAND(Pq,Qq);
901 0x4: PADDUSB(Pq,Qq);
902 0x5: PADDUSW(Pq,Qq);
903 0x6: PMAXUB(Pq,Qq);
904 0x7: PANDN(Pq,Qq);
905 }
906 // operand size (0x66)
907 0x1: decode OPCODE_OP_BOTTOM3 {
908 0x0: PSUBUSB(Vo,Wo);
909 0x1: PSUBUSW(Vo,Wo);
910 0x2: PMINUB(Vo,Wo);
911 0x3: PAND(Vo,Wo);
912 0x4: PADDUSB(Vo,Wo);
913 0x5: PADDUSW(Vo,Wo);
914 0x6: PMAXUB(Vo,Wo);
915 0x7: PANDN(Vo,Wo);
916 }
917 default: UD2();
918 }
919 0x1C: decode LEGACY_DECODEVAL {
920 // no prefix
921 0x0: decode OPCODE_OP_BOTTOM3 {
922 0x0: PAVGB(Pq,Qq);
923 0x1: PSRAW(Pq,Qq);
924 0x2: PSRAD(Pq,Qq);
925 0x3: PAVGW(Pq,Qq);
926 0x4: PMULHUW(Pq,Qq);
927 0x5: PMULHW(Pq,Qq);
928 0x7: WarnUnimpl::movntq_Mq_Pq();
929 default: UD2();
930 }
931 // repe (0xF3)
932 0x4: decode OPCODE_OP_BOTTOM3 {
933 0x6: CVTDQ2PD(Vo,Wq);
934 default: UD2();
935 }
936 // operand size (0x66)
937 0x1: decode OPCODE_OP_BOTTOM3 {
938 0x0: PAVGB(Vo,Wo);
939 0x1: PSRAW(Vo,Wo);
940 0x2: PSRAD(Vo,Wo);
941 0x3: PAVGW(Vo,Wo);
942 0x4: PMULHUW(Vo,Wo);
943 0x5: PMULHW(Vo,Wo);
944 0x6: CVTTPD2DQ(Vo,Wo);
945 0x7: WarnUnimpl::movntdq_Mo_Vo();
946 }
947 // repne (0xF2)
948 0x8: decode OPCODE_OP_BOTTOM3 {
949 0x6: CVTPD2DQ(Vo,Wo);
950 default: UD2();
951 }
952 default: UD2();
953 }
954 0x1D: decode LEGACY_DECODEVAL {
955 // no prefix
956 0x0: decode OPCODE_OP_BOTTOM3 {
957 0x0: PSUBSB(Pq,Qq);
958 0x1: PSUBSW(Pq,Qq);
959 0x2: PMINSW(Pq,Qq);
960 0x3: POR(Pq,Qq);
961 0x4: PADDSB(Pq,Qq);
962 0x5: PADDSW(Pq,Qq);
963 0x6: PMAXSW(Pq,Qq);
964 0x7: PXOR(Pq,Qq);
965 }
966 // operand size (0x66)
967 0x1: decode OPCODE_OP_BOTTOM3 {
968 0x0: PSUBSB(Vo,Wo);
969 0x1: PSUBSW(Vo,Wo);
970 0x2: PMINSW(Vo,Wo);
971 0x3: POR(Vo,Wo);
972 0x4: PADDSB(Vo,Wo);
973 0x5: PADDSW(Vo,Wo);
974 0x6: PMAXSW(Vo,Wo);
975 0x7: PXOR(Vo,Wo);
976 }
977 default: UD2();
978 }
979 0x1E: decode LEGACY_DECODEVAL {
980 // no prefix
981 0x0: decode OPCODE_OP_BOTTOM3 {
982 0x1: PSLLW(Pq,Qq);
983 0x2: PSLLD(Pq,Qq);
984 0x3: PSLLQ(Pq,Qq);
985 0x4: PMULUDQ(Pq,Qq);
986 0x5: PMADDWD(Pq,Qq);
987 0x6: PSADBW(Pq,Qq);
988 0x7: MASKMOVQ(Pq,PRq);
989 default: UD2();
990 }
991 // operand size (0x66)
992 0x1: decode OPCODE_OP_BOTTOM3 {
993 0x1: PSLLW(Vo,Wo);
994 0x2: PSLLD(Vo,Wo);
995 0x3: PSLLQ(Vo,Wo);
996 0x4: PMULUDQ(Vo,Wo);
997 0x5: PMADDWD(Vo,Wo);
998 0x6: PSADBW(Vo,Wo);
999 0x7: MASKMOVDQU(Vo,VRo);
1000 default: UD2();
1001 }
1002 // repne (0xF2)
1003 0x8: decode OPCODE_OP_BOTTOM3 {
1004 0x0: WarnUnimpl::lddqu_Vo_Mo();
1005 default: UD2();
1006 }
1007 default: UD2();
1008 }
1009 0x1F: decode LEGACY_DECODEVAL {
1010 // no prefix
1011 0x0: decode OPCODE_OP_BOTTOM3 {
1012 0x0: PSUBB(Pq,Qq);
1013 0x1: PSUBW(Pq,Qq);
1014 0x2: PSUBD(Pq,Qq);
1015 0x3: PSUBQ(Pq,Qq);
1016 0x4: PADDB(Pq,Qq);
1017 0x5: PADDW(Pq,Qq);
1018 0x6: PADDD(Pq,Qq);
1019 0x7: UD2();
1020 }
1021 // operand size (0x66)
1022 0x1: decode OPCODE_OP_BOTTOM3 {
1023 0x0: PSUBB(Vo,Wo);
1024 0x1: PSUBW(Vo,Wo);
1025 0x2: PSUBD(Vo,Wo);
1026 0x3: PSUBQ(Vo,Wo);
1027 0x4: PADDB(Vo,Wo);
1028 0x5: PADDW(Vo,Wo);
1029 0x6: PADDD(Vo,Wo);
1030 0x7: UD2();
1031 }
1032 default: UD2();
1033 }
1034 }
1035 default: FailUnimpl::twoByteOps();
1036 }
1037 }
1038 default: M5InternalError::error(
1039 {{"Unexpected first opcode byte in two byte opcode!"}});
1040}
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