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b2441318 | 1 | /* SPDX-License-Identifier: GPL-2.0 */ |
fd650a63 HY |
2 | /* |
3 | * Generate .byte code for some instructions not supported by old | |
4 | * binutils. | |
5 | */ | |
6 | #ifndef X86_ASM_INST_H | |
7 | #define X86_ASM_INST_H | |
8 | ||
9 | #ifdef __ASSEMBLY__ | |
10 | ||
32cbd7df HY |
11 | #define REG_NUM_INVALID 100 |
12 | ||
2baad612 JB |
13 | #define REG_TYPE_R32 0 |
14 | #define REG_TYPE_R64 1 | |
15 | #define REG_TYPE_XMM 2 | |
32cbd7df HY |
16 | #define REG_TYPE_INVALID 100 |
17 | ||
2baad612 JB |
18 | .macro R32_NUM opd r32 |
19 | \opd = REG_NUM_INVALID | |
20 | .ifc \r32,%eax | |
21 | \opd = 0 | |
22 | .endif | |
23 | .ifc \r32,%ecx | |
24 | \opd = 1 | |
25 | .endif | |
26 | .ifc \r32,%edx | |
27 | \opd = 2 | |
28 | .endif | |
29 | .ifc \r32,%ebx | |
30 | \opd = 3 | |
31 | .endif | |
32 | .ifc \r32,%esp | |
33 | \opd = 4 | |
34 | .endif | |
35 | .ifc \r32,%ebp | |
36 | \opd = 5 | |
37 | .endif | |
38 | .ifc \r32,%esi | |
39 | \opd = 6 | |
40 | .endif | |
41 | .ifc \r32,%edi | |
42 | \opd = 7 | |
43 | .endif | |
44 | #ifdef CONFIG_X86_64 | |
45 | .ifc \r32,%r8d | |
46 | \opd = 8 | |
47 | .endif | |
48 | .ifc \r32,%r9d | |
49 | \opd = 9 | |
50 | .endif | |
51 | .ifc \r32,%r10d | |
52 | \opd = 10 | |
53 | .endif | |
54 | .ifc \r32,%r11d | |
55 | \opd = 11 | |
56 | .endif | |
57 | .ifc \r32,%r12d | |
58 | \opd = 12 | |
59 | .endif | |
60 | .ifc \r32,%r13d | |
61 | \opd = 13 | |
62 | .endif | |
63 | .ifc \r32,%r14d | |
64 | \opd = 14 | |
65 | .endif | |
66 | .ifc \r32,%r15d | |
67 | \opd = 15 | |
68 | .endif | |
69 | #endif | |
70 | .endm | |
71 | ||
32cbd7df HY |
72 | .macro R64_NUM opd r64 |
73 | \opd = REG_NUM_INVALID | |
2baad612 | 74 | #ifdef CONFIG_X86_64 |
32cbd7df HY |
75 | .ifc \r64,%rax |
76 | \opd = 0 | |
77 | .endif | |
78 | .ifc \r64,%rcx | |
79 | \opd = 1 | |
80 | .endif | |
81 | .ifc \r64,%rdx | |
82 | \opd = 2 | |
83 | .endif | |
84 | .ifc \r64,%rbx | |
85 | \opd = 3 | |
86 | .endif | |
87 | .ifc \r64,%rsp | |
88 | \opd = 4 | |
89 | .endif | |
90 | .ifc \r64,%rbp | |
91 | \opd = 5 | |
92 | .endif | |
93 | .ifc \r64,%rsi | |
94 | \opd = 6 | |
95 | .endif | |
96 | .ifc \r64,%rdi | |
97 | \opd = 7 | |
98 | .endif | |
99 | .ifc \r64,%r8 | |
100 | \opd = 8 | |
101 | .endif | |
102 | .ifc \r64,%r9 | |
103 | \opd = 9 | |
104 | .endif | |
105 | .ifc \r64,%r10 | |
106 | \opd = 10 | |
107 | .endif | |
108 | .ifc \r64,%r11 | |
109 | \opd = 11 | |
110 | .endif | |
111 | .ifc \r64,%r12 | |
112 | \opd = 12 | |
113 | .endif | |
114 | .ifc \r64,%r13 | |
115 | \opd = 13 | |
116 | .endif | |
117 | .ifc \r64,%r14 | |
118 | \opd = 14 | |
119 | .endif | |
120 | .ifc \r64,%r15 | |
121 | \opd = 15 | |
122 | .endif | |
2baad612 | 123 | #endif |
32cbd7df HY |
124 | .endm |
125 | ||
fd650a63 | 126 | .macro XMM_NUM opd xmm |
32cbd7df | 127 | \opd = REG_NUM_INVALID |
fd650a63 HY |
128 | .ifc \xmm,%xmm0 |
129 | \opd = 0 | |
130 | .endif | |
131 | .ifc \xmm,%xmm1 | |
132 | \opd = 1 | |
133 | .endif | |
134 | .ifc \xmm,%xmm2 | |
135 | \opd = 2 | |
136 | .endif | |
137 | .ifc \xmm,%xmm3 | |
138 | \opd = 3 | |
139 | .endif | |
140 | .ifc \xmm,%xmm4 | |
141 | \opd = 4 | |
142 | .endif | |
143 | .ifc \xmm,%xmm5 | |
144 | \opd = 5 | |
145 | .endif | |
146 | .ifc \xmm,%xmm6 | |
147 | \opd = 6 | |
148 | .endif | |
149 | .ifc \xmm,%xmm7 | |
150 | \opd = 7 | |
151 | .endif | |
152 | .ifc \xmm,%xmm8 | |
153 | \opd = 8 | |
154 | .endif | |
155 | .ifc \xmm,%xmm9 | |
156 | \opd = 9 | |
157 | .endif | |
158 | .ifc \xmm,%xmm10 | |
159 | \opd = 10 | |
160 | .endif | |
161 | .ifc \xmm,%xmm11 | |
162 | \opd = 11 | |
163 | .endif | |
164 | .ifc \xmm,%xmm12 | |
165 | \opd = 12 | |
166 | .endif | |
167 | .ifc \xmm,%xmm13 | |
168 | \opd = 13 | |
169 | .endif | |
170 | .ifc \xmm,%xmm14 | |
171 | \opd = 14 | |
172 | .endif | |
173 | .ifc \xmm,%xmm15 | |
174 | \opd = 15 | |
175 | .endif | |
176 | .endm | |
177 | ||
32cbd7df | 178 | .macro REG_TYPE type reg |
2baad612 | 179 | R32_NUM reg_type_r32 \reg |
32cbd7df HY |
180 | R64_NUM reg_type_r64 \reg |
181 | XMM_NUM reg_type_xmm \reg | |
62e7bec4 | 182 | .if reg_type_r64 <> REG_NUM_INVALID |
32cbd7df | 183 | \type = REG_TYPE_R64 |
2baad612 JB |
184 | .elseif reg_type_r32 <> REG_NUM_INVALID |
185 | \type = REG_TYPE_R32 | |
62e7bec4 | 186 | .elseif reg_type_xmm <> REG_NUM_INVALID |
32cbd7df HY |
187 | \type = REG_TYPE_XMM |
188 | .else | |
189 | \type = REG_TYPE_INVALID | |
190 | .endif | |
191 | .endm | |
192 | ||
fd650a63 HY |
193 | .macro PFX_OPD_SIZE |
194 | .byte 0x66 | |
195 | .endm | |
196 | ||
32cbd7df HY |
197 | .macro PFX_REX opd1 opd2 W=0 |
198 | .if ((\opd1 | \opd2) & 8) || \W | |
199 | .byte 0x40 | ((\opd1 & 8) >> 3) | ((\opd2 & 8) >> 1) | (\W << 3) | |
fd650a63 HY |
200 | .endif |
201 | .endm | |
202 | ||
203 | .macro MODRM mod opd1 opd2 | |
204 | .byte \mod | (\opd1 & 7) | ((\opd2 & 7) << 3) | |
205 | .endm | |
206 | ||
207 | .macro PSHUFB_XMM xmm1 xmm2 | |
208 | XMM_NUM pshufb_opd1 \xmm1 | |
209 | XMM_NUM pshufb_opd2 \xmm2 | |
210 | PFX_OPD_SIZE | |
211 | PFX_REX pshufb_opd1 pshufb_opd2 | |
212 | .byte 0x0f, 0x38, 0x00 | |
213 | MODRM 0xc0 pshufb_opd1 pshufb_opd2 | |
214 | .endm | |
215 | ||
216 | .macro PCLMULQDQ imm8 xmm1 xmm2 | |
217 | XMM_NUM clmul_opd1 \xmm1 | |
218 | XMM_NUM clmul_opd2 \xmm2 | |
219 | PFX_OPD_SIZE | |
220 | PFX_REX clmul_opd1 clmul_opd2 | |
221 | .byte 0x0f, 0x3a, 0x44 | |
222 | MODRM 0xc0 clmul_opd1 clmul_opd2 | |
223 | .byte \imm8 | |
224 | .endm | |
225 | ||
2baad612 JB |
226 | .macro PEXTRD imm8 xmm gpr |
227 | R32_NUM extrd_opd1 \gpr | |
228 | XMM_NUM extrd_opd2 \xmm | |
229 | PFX_OPD_SIZE | |
230 | PFX_REX extrd_opd1 extrd_opd2 | |
231 | .byte 0x0f, 0x3a, 0x16 | |
232 | MODRM 0xc0 extrd_opd1 extrd_opd2 | |
233 | .byte \imm8 | |
234 | .endm | |
235 | ||
fd650a63 HY |
236 | .macro AESKEYGENASSIST rcon xmm1 xmm2 |
237 | XMM_NUM aeskeygen_opd1 \xmm1 | |
238 | XMM_NUM aeskeygen_opd2 \xmm2 | |
239 | PFX_OPD_SIZE | |
240 | PFX_REX aeskeygen_opd1 aeskeygen_opd2 | |
241 | .byte 0x0f, 0x3a, 0xdf | |
242 | MODRM 0xc0 aeskeygen_opd1 aeskeygen_opd2 | |
243 | .byte \rcon | |
244 | .endm | |
245 | ||
246 | .macro AESIMC xmm1 xmm2 | |
247 | XMM_NUM aesimc_opd1 \xmm1 | |
248 | XMM_NUM aesimc_opd2 \xmm2 | |
249 | PFX_OPD_SIZE | |
250 | PFX_REX aesimc_opd1 aesimc_opd2 | |
251 | .byte 0x0f, 0x38, 0xdb | |
252 | MODRM 0xc0 aesimc_opd1 aesimc_opd2 | |
253 | .endm | |
254 | ||
255 | .macro AESENC xmm1 xmm2 | |
256 | XMM_NUM aesenc_opd1 \xmm1 | |
257 | XMM_NUM aesenc_opd2 \xmm2 | |
258 | PFX_OPD_SIZE | |
259 | PFX_REX aesenc_opd1 aesenc_opd2 | |
260 | .byte 0x0f, 0x38, 0xdc | |
261 | MODRM 0xc0 aesenc_opd1 aesenc_opd2 | |
262 | .endm | |
263 | ||
264 | .macro AESENCLAST xmm1 xmm2 | |
265 | XMM_NUM aesenclast_opd1 \xmm1 | |
266 | XMM_NUM aesenclast_opd2 \xmm2 | |
267 | PFX_OPD_SIZE | |
268 | PFX_REX aesenclast_opd1 aesenclast_opd2 | |
269 | .byte 0x0f, 0x38, 0xdd | |
270 | MODRM 0xc0 aesenclast_opd1 aesenclast_opd2 | |
271 | .endm | |
272 | ||
273 | .macro AESDEC xmm1 xmm2 | |
274 | XMM_NUM aesdec_opd1 \xmm1 | |
275 | XMM_NUM aesdec_opd2 \xmm2 | |
276 | PFX_OPD_SIZE | |
277 | PFX_REX aesdec_opd1 aesdec_opd2 | |
278 | .byte 0x0f, 0x38, 0xde | |
279 | MODRM 0xc0 aesdec_opd1 aesdec_opd2 | |
280 | .endm | |
281 | ||
282 | .macro AESDECLAST xmm1 xmm2 | |
283 | XMM_NUM aesdeclast_opd1 \xmm1 | |
284 | XMM_NUM aesdeclast_opd2 \xmm2 | |
285 | PFX_OPD_SIZE | |
286 | PFX_REX aesdeclast_opd1 aesdeclast_opd2 | |
287 | .byte 0x0f, 0x38, 0xdf | |
288 | MODRM 0xc0 aesdeclast_opd1 aesdeclast_opd2 | |
289 | .endm | |
32cbd7df HY |
290 | |
291 | .macro MOVQ_R64_XMM opd1 opd2 | |
292 | REG_TYPE movq_r64_xmm_opd1_type \opd1 | |
293 | .if movq_r64_xmm_opd1_type == REG_TYPE_XMM | |
294 | XMM_NUM movq_r64_xmm_opd1 \opd1 | |
295 | R64_NUM movq_r64_xmm_opd2 \opd2 | |
296 | .else | |
297 | R64_NUM movq_r64_xmm_opd1 \opd1 | |
298 | XMM_NUM movq_r64_xmm_opd2 \opd2 | |
299 | .endif | |
300 | PFX_OPD_SIZE | |
301 | PFX_REX movq_r64_xmm_opd1 movq_r64_xmm_opd2 1 | |
302 | .if movq_r64_xmm_opd1_type == REG_TYPE_XMM | |
303 | .byte 0x0f, 0x7e | |
304 | .else | |
305 | .byte 0x0f, 0x6e | |
306 | .endif | |
307 | MODRM 0xc0 movq_r64_xmm_opd1 movq_r64_xmm_opd2 | |
308 | .endm | |
fd650a63 HY |
309 | #endif |
310 | ||
311 | #endif |