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1 #if defined(__arm__) | 1 #if defined(__arm__) |
2 #include <openssl/arm_arch.h> | 2 #include <openssl/arm_arch.h> |
3 | 3 |
4 #if __ARM_MAX_ARCH__>=7 | 4 #if __ARM_MAX_ARCH__>=7 |
5 .text | 5 .text |
6 .arch armv7-a | 6 .arch armv7-a |
7 .fpu neon | 7 .fpu neon |
8 .code 32 | 8 .code 32 |
9 .align 5 | 9 .align 5 |
10 .Lrcon: | 10 .Lrcon: |
11 .long 0x01,0x01,0x01,0x01 | 11 .long 0x01,0x01,0x01,0x01 |
12 .long 0x0c0f0e0d,0x0c0f0e0d,0x0c0f0e0d,0x0c0f0e0d @ rotate-n-splat | 12 .long 0x0c0f0e0d,0x0c0f0e0d,0x0c0f0e0d,0x0c0f0e0d @ rotate-n-splat |
13 .long 0x1b,0x1b,0x1b,0x1b | 13 .long 0x1b,0x1b,0x1b,0x1b |
14 | 14 |
15 .globl» aes_v8_set_encrypt_key | 15 .globl» aes_hw_set_encrypt_key |
16 .hidden»aes_v8_set_encrypt_key | 16 .hidden»aes_hw_set_encrypt_key |
17 .type» aes_v8_set_encrypt_key,%function | 17 .type» aes_hw_set_encrypt_key,%function |
18 .align 5 | 18 .align 5 |
19 aes_v8_set_encrypt_key: | 19 aes_hw_set_encrypt_key: |
20 .Lenc_key: | 20 .Lenc_key: |
21 mov r3,#-1 | 21 mov r3,#-1 |
22 cmp r0,#0 | 22 cmp r0,#0 |
23 beq .Lenc_key_abort | 23 beq .Lenc_key_abort |
24 cmp r2,#0 | 24 cmp r2,#0 |
25 beq .Lenc_key_abort | 25 beq .Lenc_key_abort |
26 mov r3,#-2 | 26 mov r3,#-2 |
27 cmp r1,#128 | 27 cmp r1,#128 |
28 blt .Lenc_key_abort | 28 blt .Lenc_key_abort |
29 cmp r1,#256 | 29 cmp r1,#256 |
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174 b .Loop256 | 174 b .Loop256 |
175 | 175 |
176 .Ldone: | 176 .Ldone: |
177 str r12,[r2] | 177 str r12,[r2] |
178 mov r3,#0 | 178 mov r3,#0 |
179 | 179 |
180 .Lenc_key_abort: | 180 .Lenc_key_abort: |
181 mov r0,r3 @ return value | 181 mov r0,r3 @ return value |
182 | 182 |
183 bx lr | 183 bx lr |
184 .size» aes_v8_set_encrypt_key,.-aes_v8_set_encrypt_key | 184 .size» aes_hw_set_encrypt_key,.-aes_hw_set_encrypt_key |
185 | 185 |
186 .globl» aes_v8_set_decrypt_key | 186 .globl» aes_hw_set_decrypt_key |
187 .hidden»aes_v8_set_decrypt_key | 187 .hidden»aes_hw_set_decrypt_key |
188 .type» aes_v8_set_decrypt_key,%function | 188 .type» aes_hw_set_decrypt_key,%function |
189 .align 5 | 189 .align 5 |
190 aes_v8_set_decrypt_key: | 190 aes_hw_set_decrypt_key: |
191 stmdb sp!,{r4,lr} | 191 stmdb sp!,{r4,lr} |
192 bl .Lenc_key | 192 bl .Lenc_key |
193 | 193 |
194 cmp r0,#0 | 194 cmp r0,#0 |
195 bne .Ldec_key_abort | 195 bne .Ldec_key_abort |
196 | 196 |
197 sub r2,r2,#240 @ restore original r2 | 197 sub r2,r2,#240 @ restore original r2 |
198 mov r4,#-16 | 198 mov r4,#-16 |
199 add r0,r2,r12,lsl#4 @ end of key schedule | 199 add r0,r2,r12,lsl#4 @ end of key schedule |
200 | 200 |
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213 cmp r0,r2 | 213 cmp r0,r2 |
214 bhi .Loop_imc | 214 bhi .Loop_imc |
215 | 215 |
216 vld1.32 {q0},[r2] | 216 vld1.32 {q0},[r2] |
217 .byte 0xc0,0x03,0xb0,0xf3 @ aesimc q0,q0 | 217 .byte 0xc0,0x03,0xb0,0xf3 @ aesimc q0,q0 |
218 vst1.32 {q0},[r0] | 218 vst1.32 {q0},[r0] |
219 | 219 |
220 eor r0,r0,r0 @ return value | 220 eor r0,r0,r0 @ return value |
221 .Ldec_key_abort: | 221 .Ldec_key_abort: |
222 ldmia sp!,{r4,pc} | 222 ldmia sp!,{r4,pc} |
223 .size» aes_v8_set_decrypt_key,.-aes_v8_set_decrypt_key | 223 .size» aes_hw_set_decrypt_key,.-aes_hw_set_decrypt_key |
224 .globl» aes_v8_encrypt | 224 .globl» aes_hw_encrypt |
225 .hidden»aes_v8_encrypt | 225 .hidden»aes_hw_encrypt |
226 .type» aes_v8_encrypt,%function | 226 .type» aes_hw_encrypt,%function |
227 .align 5 | 227 .align 5 |
228 aes_v8_encrypt: | 228 aes_hw_encrypt: |
229 ldr r3,[r2,#240] | 229 ldr r3,[r2,#240] |
230 vld1.32 {q0},[r2]! | 230 vld1.32 {q0},[r2]! |
231 vld1.8 {q2},[r0] | 231 vld1.8 {q2},[r0] |
232 sub r3,r3,#2 | 232 sub r3,r3,#2 |
233 vld1.32 {q1},[r2]! | 233 vld1.32 {q1},[r2]! |
234 | 234 |
235 .Loop_enc: | 235 .Loop_enc: |
236 .byte 0x00,0x43,0xb0,0xf3 @ aese q2,q0 | 236 .byte 0x00,0x43,0xb0,0xf3 @ aese q2,q0 |
237 .byte 0x84,0x43,0xb0,0xf3 @ aesmc q2,q2 | 237 .byte 0x84,0x43,0xb0,0xf3 @ aesmc q2,q2 |
238 vld1.32 {q0},[r2]! | 238 vld1.32 {q0},[r2]! |
239 subs r3,r3,#2 | 239 subs r3,r3,#2 |
240 .byte 0x02,0x43,0xb0,0xf3 @ aese q2,q1 | 240 .byte 0x02,0x43,0xb0,0xf3 @ aese q2,q1 |
241 .byte 0x84,0x43,0xb0,0xf3 @ aesmc q2,q2 | 241 .byte 0x84,0x43,0xb0,0xf3 @ aesmc q2,q2 |
242 vld1.32 {q1},[r2]! | 242 vld1.32 {q1},[r2]! |
243 bgt .Loop_enc | 243 bgt .Loop_enc |
244 | 244 |
245 .byte 0x00,0x43,0xb0,0xf3 @ aese q2,q0 | 245 .byte 0x00,0x43,0xb0,0xf3 @ aese q2,q0 |
246 .byte 0x84,0x43,0xb0,0xf3 @ aesmc q2,q2 | 246 .byte 0x84,0x43,0xb0,0xf3 @ aesmc q2,q2 |
247 vld1.32 {q0},[r2] | 247 vld1.32 {q0},[r2] |
248 .byte 0x02,0x43,0xb0,0xf3 @ aese q2,q1 | 248 .byte 0x02,0x43,0xb0,0xf3 @ aese q2,q1 |
249 veor q2,q2,q0 | 249 veor q2,q2,q0 |
250 | 250 |
251 vst1.8 {q2},[r1] | 251 vst1.8 {q2},[r1] |
252 bx lr | 252 bx lr |
253 .size» aes_v8_encrypt,.-aes_v8_encrypt | 253 .size» aes_hw_encrypt,.-aes_hw_encrypt |
254 .globl» aes_v8_decrypt | 254 .globl» aes_hw_decrypt |
255 .hidden»aes_v8_decrypt | 255 .hidden»aes_hw_decrypt |
256 .type» aes_v8_decrypt,%function | 256 .type» aes_hw_decrypt,%function |
257 .align 5 | 257 .align 5 |
258 aes_v8_decrypt: | 258 aes_hw_decrypt: |
259 ldr r3,[r2,#240] | 259 ldr r3,[r2,#240] |
260 vld1.32 {q0},[r2]! | 260 vld1.32 {q0},[r2]! |
261 vld1.8 {q2},[r0] | 261 vld1.8 {q2},[r0] |
262 sub r3,r3,#2 | 262 sub r3,r3,#2 |
263 vld1.32 {q1},[r2]! | 263 vld1.32 {q1},[r2]! |
264 | 264 |
265 .Loop_dec: | 265 .Loop_dec: |
266 .byte 0x40,0x43,0xb0,0xf3 @ aesd q2,q0 | 266 .byte 0x40,0x43,0xb0,0xf3 @ aesd q2,q0 |
267 .byte 0xc4,0x43,0xb0,0xf3 @ aesimc q2,q2 | 267 .byte 0xc4,0x43,0xb0,0xf3 @ aesimc q2,q2 |
268 vld1.32 {q0},[r2]! | 268 vld1.32 {q0},[r2]! |
269 subs r3,r3,#2 | 269 subs r3,r3,#2 |
270 .byte 0x42,0x43,0xb0,0xf3 @ aesd q2,q1 | 270 .byte 0x42,0x43,0xb0,0xf3 @ aesd q2,q1 |
271 .byte 0xc4,0x43,0xb0,0xf3 @ aesimc q2,q2 | 271 .byte 0xc4,0x43,0xb0,0xf3 @ aesimc q2,q2 |
272 vld1.32 {q1},[r2]! | 272 vld1.32 {q1},[r2]! |
273 bgt .Loop_dec | 273 bgt .Loop_dec |
274 | 274 |
275 .byte 0x40,0x43,0xb0,0xf3 @ aesd q2,q0 | 275 .byte 0x40,0x43,0xb0,0xf3 @ aesd q2,q0 |
276 .byte 0xc4,0x43,0xb0,0xf3 @ aesimc q2,q2 | 276 .byte 0xc4,0x43,0xb0,0xf3 @ aesimc q2,q2 |
277 vld1.32 {q0},[r2] | 277 vld1.32 {q0},[r2] |
278 .byte 0x42,0x43,0xb0,0xf3 @ aesd q2,q1 | 278 .byte 0x42,0x43,0xb0,0xf3 @ aesd q2,q1 |
279 veor q2,q2,q0 | 279 veor q2,q2,q0 |
280 | 280 |
281 vst1.8 {q2},[r1] | 281 vst1.8 {q2},[r1] |
282 bx lr | 282 bx lr |
283 .size» aes_v8_decrypt,.-aes_v8_decrypt | 283 .size» aes_hw_decrypt,.-aes_hw_decrypt |
284 .globl» aes_v8_cbc_encrypt | 284 .globl» aes_hw_cbc_encrypt |
285 .hidden»aes_v8_cbc_encrypt | 285 .hidden»aes_hw_cbc_encrypt |
286 .type» aes_v8_cbc_encrypt,%function | 286 .type» aes_hw_cbc_encrypt,%function |
287 .align 5 | 287 .align 5 |
288 aes_v8_cbc_encrypt: | 288 aes_hw_cbc_encrypt: |
289 mov ip,sp | 289 mov ip,sp |
290 stmdb sp!,{r4,r5,r6,r7,r8,lr} | 290 stmdb sp!,{r4,r5,r6,r7,r8,lr} |
291 vstmdb sp!,{d8,d9,d10,d11,d12,d13,d14,d15} @ ABI specificati
on says so | 291 vstmdb sp!,{d8,d9,d10,d11,d12,d13,d14,d15} @ ABI specificati
on says so |
292 ldmia ip,{r4,r5} @ load remaining args | 292 ldmia ip,{r4,r5} @ load remaining args |
293 subs r2,r2,#16 | 293 subs r2,r2,#16 |
294 mov r8,#16 | 294 mov r8,#16 |
295 blo .Lcbc_abort | 295 blo .Lcbc_abort |
296 moveq r8,#0 | 296 moveq r8,#0 |
297 | 297 |
298 cmp r5,#0 @ en- or decrypting? | 298 cmp r5,#0 @ en- or decrypting? |
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566 .Lcbc_dec_one: | 566 .Lcbc_dec_one: |
567 veor q5,q5,q10 | 567 veor q5,q5,q10 |
568 vorr q6,q11,q11 | 568 vorr q6,q11,q11 |
569 vst1.8 {q5},[r1]! | 569 vst1.8 {q5},[r1]! |
570 | 570 |
571 .Lcbc_done: | 571 .Lcbc_done: |
572 vst1.8 {q6},[r4] | 572 vst1.8 {q6},[r4] |
573 .Lcbc_abort: | 573 .Lcbc_abort: |
574 vldmia sp!,{d8,d9,d10,d11,d12,d13,d14,d15} | 574 vldmia sp!,{d8,d9,d10,d11,d12,d13,d14,d15} |
575 ldmia sp!,{r4,r5,r6,r7,r8,pc} | 575 ldmia sp!,{r4,r5,r6,r7,r8,pc} |
576 .size» aes_v8_cbc_encrypt,.-aes_v8_cbc_encrypt | 576 .size» aes_hw_cbc_encrypt,.-aes_hw_cbc_encrypt |
577 .globl» aes_v8_ctr32_encrypt_blocks | 577 .globl» aes_hw_ctr32_encrypt_blocks |
578 .hidden»aes_v8_ctr32_encrypt_blocks | 578 .hidden»aes_hw_ctr32_encrypt_blocks |
579 .type» aes_v8_ctr32_encrypt_blocks,%function | 579 .type» aes_hw_ctr32_encrypt_blocks,%function |
580 .align 5 | 580 .align 5 |
581 aes_v8_ctr32_encrypt_blocks: | 581 aes_hw_ctr32_encrypt_blocks: |
582 mov ip,sp | 582 mov ip,sp |
583 stmdb sp!,{r4,r5,r6,r7,r8,r9,r10,lr} | 583 stmdb sp!,{r4,r5,r6,r7,r8,r9,r10,lr} |
584 vstmdb sp!,{d8,d9,d10,d11,d12,d13,d14,d15} @ ABI specificati
on says so | 584 vstmdb sp!,{d8,d9,d10,d11,d12,d13,d14,d15} @ ABI specificati
on says so |
585 ldr r4, [ip] @ load remaining arg | 585 ldr r4, [ip] @ load remaining arg |
586 ldr r5,[r3,#240] | 586 ldr r5,[r3,#240] |
587 | 587 |
588 ldr r8, [r4, #12] | 588 ldr r8, [r4, #12] |
589 vld1.32 {q0},[r4] | 589 vld1.32 {q0},[r4] |
590 | 590 |
591 vld1.32 {q8,q9},[r3] @ load key schedule... | 591 vld1.32 {q8,q9},[r3] @ load key schedule... |
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750 cmp r2,#1 | 750 cmp r2,#1 |
751 veor q2,q2,q0 | 751 veor q2,q2,q0 |
752 veor q3,q3,q1 | 752 veor q3,q3,q1 |
753 vst1.8 {q2},[r1]! | 753 vst1.8 {q2},[r1]! |
754 beq .Lctr32_done | 754 beq .Lctr32_done |
755 vst1.8 {q3},[r1] | 755 vst1.8 {q3},[r1] |
756 | 756 |
757 .Lctr32_done: | 757 .Lctr32_done: |
758 vldmia sp!,{d8,d9,d10,d11,d12,d13,d14,d15} | 758 vldmia sp!,{d8,d9,d10,d11,d12,d13,d14,d15} |
759 ldmia sp!,{r4,r5,r6,r7,r8,r9,r10,pc} | 759 ldmia sp!,{r4,r5,r6,r7,r8,r9,r10,pc} |
760 .size» aes_v8_ctr32_encrypt_blocks,.-aes_v8_ctr32_encrypt_blocks | 760 .size» aes_hw_ctr32_encrypt_blocks,.-aes_hw_ctr32_encrypt_blocks |
761 #endif | 761 #endif |
762 #endif | 762 #endif |
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