Kenny Root | b849459 | 2015-09-25 02:29:14 +0000 | [diff] [blame] | 1 | #if defined(__arm__) |
| 2 | #include <openssl/arm_arch.h> |
Adam Langley | d9e397b | 2015-01-22 14:27:53 -0800 | [diff] [blame] | 3 | |
| 4 | #if __ARM_MAX_ARCH__>=7 |
| 5 | .text |
| 6 | .arch armv7-a |
| 7 | .fpu neon |
| 8 | .code 32 |
| 9 | .align 5 |
Adam Langley | e9ada86 | 2015-05-11 17:20:37 -0700 | [diff] [blame] | 10 | .Lrcon: |
Adam Langley | d9e397b | 2015-01-22 14:27:53 -0800 | [diff] [blame] | 11 | .long 0x01,0x01,0x01,0x01 |
| 12 | .long 0x0c0f0e0d,0x0c0f0e0d,0x0c0f0e0d,0x0c0f0e0d @ rotate-n-splat |
| 13 | .long 0x1b,0x1b,0x1b,0x1b |
| 14 | |
Steven Valdez | bb1ceac | 2016-10-07 10:34:51 -0400 | [diff] [blame] | 15 | .globl aes_hw_set_encrypt_key |
| 16 | .hidden aes_hw_set_encrypt_key |
| 17 | .type aes_hw_set_encrypt_key,%function |
Adam Langley | d9e397b | 2015-01-22 14:27:53 -0800 | [diff] [blame] | 18 | .align 5 |
Steven Valdez | bb1ceac | 2016-10-07 10:34:51 -0400 | [diff] [blame] | 19 | aes_hw_set_encrypt_key: |
Adam Langley | d9e397b | 2015-01-22 14:27:53 -0800 | [diff] [blame] | 20 | .Lenc_key: |
| 21 | mov r3,#-1 |
| 22 | cmp r0,#0 |
| 23 | beq .Lenc_key_abort |
| 24 | cmp r2,#0 |
| 25 | beq .Lenc_key_abort |
| 26 | mov r3,#-2 |
| 27 | cmp r1,#128 |
| 28 | blt .Lenc_key_abort |
| 29 | cmp r1,#256 |
| 30 | bgt .Lenc_key_abort |
| 31 | tst r1,#0x3f |
| 32 | bne .Lenc_key_abort |
| 33 | |
Adam Langley | e9ada86 | 2015-05-11 17:20:37 -0700 | [diff] [blame] | 34 | adr r3,.Lrcon |
Adam Langley | d9e397b | 2015-01-22 14:27:53 -0800 | [diff] [blame] | 35 | cmp r1,#192 |
| 36 | |
| 37 | veor q0,q0,q0 |
| 38 | vld1.8 {q3},[r0]! |
| 39 | mov r1,#8 @ reuse r1 |
| 40 | vld1.32 {q1,q2},[r3]! |
| 41 | |
| 42 | blt .Loop128 |
| 43 | beq .L192 |
| 44 | b .L256 |
| 45 | |
| 46 | .align 4 |
| 47 | .Loop128: |
| 48 | vtbl.8 d20,{q3},d4 |
| 49 | vtbl.8 d21,{q3},d5 |
| 50 | vext.8 q9,q0,q3,#12 |
| 51 | vst1.32 {q3},[r2]! |
Adam Langley | e9ada86 | 2015-05-11 17:20:37 -0700 | [diff] [blame] | 52 | .byte 0x00,0x43,0xf0,0xf3 @ aese q10,q0 |
Adam Langley | d9e397b | 2015-01-22 14:27:53 -0800 | [diff] [blame] | 53 | subs r1,r1,#1 |
| 54 | |
| 55 | veor q3,q3,q9 |
| 56 | vext.8 q9,q0,q9,#12 |
| 57 | veor q3,q3,q9 |
| 58 | vext.8 q9,q0,q9,#12 |
Adam Langley | e9ada86 | 2015-05-11 17:20:37 -0700 | [diff] [blame] | 59 | veor q10,q10,q1 |
Adam Langley | d9e397b | 2015-01-22 14:27:53 -0800 | [diff] [blame] | 60 | veor q3,q3,q9 |
| 61 | vshl.u8 q1,q1,#1 |
| 62 | veor q3,q3,q10 |
| 63 | bne .Loop128 |
| 64 | |
| 65 | vld1.32 {q1},[r3] |
| 66 | |
| 67 | vtbl.8 d20,{q3},d4 |
| 68 | vtbl.8 d21,{q3},d5 |
| 69 | vext.8 q9,q0,q3,#12 |
| 70 | vst1.32 {q3},[r2]! |
Adam Langley | e9ada86 | 2015-05-11 17:20:37 -0700 | [diff] [blame] | 71 | .byte 0x00,0x43,0xf0,0xf3 @ aese q10,q0 |
Adam Langley | d9e397b | 2015-01-22 14:27:53 -0800 | [diff] [blame] | 72 | |
| 73 | veor q3,q3,q9 |
| 74 | vext.8 q9,q0,q9,#12 |
| 75 | veor q3,q3,q9 |
| 76 | vext.8 q9,q0,q9,#12 |
Adam Langley | e9ada86 | 2015-05-11 17:20:37 -0700 | [diff] [blame] | 77 | veor q10,q10,q1 |
Adam Langley | d9e397b | 2015-01-22 14:27:53 -0800 | [diff] [blame] | 78 | veor q3,q3,q9 |
| 79 | vshl.u8 q1,q1,#1 |
| 80 | veor q3,q3,q10 |
| 81 | |
| 82 | vtbl.8 d20,{q3},d4 |
| 83 | vtbl.8 d21,{q3},d5 |
| 84 | vext.8 q9,q0,q3,#12 |
| 85 | vst1.32 {q3},[r2]! |
Adam Langley | e9ada86 | 2015-05-11 17:20:37 -0700 | [diff] [blame] | 86 | .byte 0x00,0x43,0xf0,0xf3 @ aese q10,q0 |
Adam Langley | d9e397b | 2015-01-22 14:27:53 -0800 | [diff] [blame] | 87 | |
| 88 | veor q3,q3,q9 |
| 89 | vext.8 q9,q0,q9,#12 |
| 90 | veor q3,q3,q9 |
| 91 | vext.8 q9,q0,q9,#12 |
Adam Langley | e9ada86 | 2015-05-11 17:20:37 -0700 | [diff] [blame] | 92 | veor q10,q10,q1 |
Adam Langley | d9e397b | 2015-01-22 14:27:53 -0800 | [diff] [blame] | 93 | veor q3,q3,q9 |
| 94 | veor q3,q3,q10 |
| 95 | vst1.32 {q3},[r2] |
| 96 | add r2,r2,#0x50 |
| 97 | |
| 98 | mov r12,#10 |
| 99 | b .Ldone |
| 100 | |
| 101 | .align 4 |
| 102 | .L192: |
| 103 | vld1.8 {d16},[r0]! |
| 104 | vmov.i8 q10,#8 @ borrow q10 |
| 105 | vst1.32 {q3},[r2]! |
| 106 | vsub.i8 q2,q2,q10 @ adjust the mask |
| 107 | |
| 108 | .Loop192: |
| 109 | vtbl.8 d20,{q8},d4 |
| 110 | vtbl.8 d21,{q8},d5 |
| 111 | vext.8 q9,q0,q3,#12 |
| 112 | vst1.32 {d16},[r2]! |
Adam Langley | e9ada86 | 2015-05-11 17:20:37 -0700 | [diff] [blame] | 113 | .byte 0x00,0x43,0xf0,0xf3 @ aese q10,q0 |
Adam Langley | d9e397b | 2015-01-22 14:27:53 -0800 | [diff] [blame] | 114 | subs r1,r1,#1 |
| 115 | |
| 116 | veor q3,q3,q9 |
| 117 | vext.8 q9,q0,q9,#12 |
| 118 | veor q3,q3,q9 |
| 119 | vext.8 q9,q0,q9,#12 |
| 120 | veor q3,q3,q9 |
| 121 | |
| 122 | vdup.32 q9,d7[1] |
| 123 | veor q9,q9,q8 |
Adam Langley | e9ada86 | 2015-05-11 17:20:37 -0700 | [diff] [blame] | 124 | veor q10,q10,q1 |
Adam Langley | d9e397b | 2015-01-22 14:27:53 -0800 | [diff] [blame] | 125 | vext.8 q8,q0,q8,#12 |
| 126 | vshl.u8 q1,q1,#1 |
| 127 | veor q8,q8,q9 |
| 128 | veor q3,q3,q10 |
| 129 | veor q8,q8,q10 |
| 130 | vst1.32 {q3},[r2]! |
| 131 | bne .Loop192 |
| 132 | |
| 133 | mov r12,#12 |
| 134 | add r2,r2,#0x20 |
| 135 | b .Ldone |
| 136 | |
| 137 | .align 4 |
| 138 | .L256: |
| 139 | vld1.8 {q8},[r0] |
| 140 | mov r1,#7 |
| 141 | mov r12,#14 |
| 142 | vst1.32 {q3},[r2]! |
| 143 | |
| 144 | .Loop256: |
| 145 | vtbl.8 d20,{q8},d4 |
| 146 | vtbl.8 d21,{q8},d5 |
| 147 | vext.8 q9,q0,q3,#12 |
| 148 | vst1.32 {q8},[r2]! |
Adam Langley | e9ada86 | 2015-05-11 17:20:37 -0700 | [diff] [blame] | 149 | .byte 0x00,0x43,0xf0,0xf3 @ aese q10,q0 |
Adam Langley | d9e397b | 2015-01-22 14:27:53 -0800 | [diff] [blame] | 150 | subs r1,r1,#1 |
| 151 | |
| 152 | veor q3,q3,q9 |
| 153 | vext.8 q9,q0,q9,#12 |
| 154 | veor q3,q3,q9 |
| 155 | vext.8 q9,q0,q9,#12 |
Adam Langley | e9ada86 | 2015-05-11 17:20:37 -0700 | [diff] [blame] | 156 | veor q10,q10,q1 |
Adam Langley | d9e397b | 2015-01-22 14:27:53 -0800 | [diff] [blame] | 157 | veor q3,q3,q9 |
| 158 | vshl.u8 q1,q1,#1 |
| 159 | veor q3,q3,q10 |
| 160 | vst1.32 {q3},[r2]! |
| 161 | beq .Ldone |
| 162 | |
| 163 | vdup.32 q10,d7[1] |
| 164 | vext.8 q9,q0,q8,#12 |
Adam Langley | e9ada86 | 2015-05-11 17:20:37 -0700 | [diff] [blame] | 165 | .byte 0x00,0x43,0xf0,0xf3 @ aese q10,q0 |
Adam Langley | d9e397b | 2015-01-22 14:27:53 -0800 | [diff] [blame] | 166 | |
| 167 | veor q8,q8,q9 |
| 168 | vext.8 q9,q0,q9,#12 |
| 169 | veor q8,q8,q9 |
| 170 | vext.8 q9,q0,q9,#12 |
| 171 | veor q8,q8,q9 |
| 172 | |
| 173 | veor q8,q8,q10 |
| 174 | b .Loop256 |
| 175 | |
| 176 | .Ldone: |
| 177 | str r12,[r2] |
| 178 | mov r3,#0 |
| 179 | |
| 180 | .Lenc_key_abort: |
| 181 | mov r0,r3 @ return value |
Adam Langley | e9ada86 | 2015-05-11 17:20:37 -0700 | [diff] [blame] | 182 | |
Adam Langley | d9e397b | 2015-01-22 14:27:53 -0800 | [diff] [blame] | 183 | bx lr |
Steven Valdez | bb1ceac | 2016-10-07 10:34:51 -0400 | [diff] [blame] | 184 | .size aes_hw_set_encrypt_key,.-aes_hw_set_encrypt_key |
Adam Langley | d9e397b | 2015-01-22 14:27:53 -0800 | [diff] [blame] | 185 | |
Steven Valdez | bb1ceac | 2016-10-07 10:34:51 -0400 | [diff] [blame] | 186 | .globl aes_hw_set_decrypt_key |
| 187 | .hidden aes_hw_set_decrypt_key |
| 188 | .type aes_hw_set_decrypt_key,%function |
Adam Langley | d9e397b | 2015-01-22 14:27:53 -0800 | [diff] [blame] | 189 | .align 5 |
Steven Valdez | bb1ceac | 2016-10-07 10:34:51 -0400 | [diff] [blame] | 190 | aes_hw_set_decrypt_key: |
Adam Langley | d9e397b | 2015-01-22 14:27:53 -0800 | [diff] [blame] | 191 | stmdb sp!,{r4,lr} |
| 192 | bl .Lenc_key |
| 193 | |
| 194 | cmp r0,#0 |
| 195 | bne .Ldec_key_abort |
| 196 | |
| 197 | sub r2,r2,#240 @ restore original r2 |
| 198 | mov r4,#-16 |
| 199 | add r0,r2,r12,lsl#4 @ end of key schedule |
| 200 | |
| 201 | vld1.32 {q0},[r2] |
| 202 | vld1.32 {q1},[r0] |
| 203 | vst1.32 {q0},[r0],r4 |
| 204 | vst1.32 {q1},[r2]! |
| 205 | |
| 206 | .Loop_imc: |
| 207 | vld1.32 {q0},[r2] |
| 208 | vld1.32 {q1},[r0] |
Adam Langley | e9ada86 | 2015-05-11 17:20:37 -0700 | [diff] [blame] | 209 | .byte 0xc0,0x03,0xb0,0xf3 @ aesimc q0,q0 |
| 210 | .byte 0xc2,0x23,0xb0,0xf3 @ aesimc q1,q1 |
Adam Langley | d9e397b | 2015-01-22 14:27:53 -0800 | [diff] [blame] | 211 | vst1.32 {q0},[r0],r4 |
| 212 | vst1.32 {q1},[r2]! |
| 213 | cmp r0,r2 |
| 214 | bhi .Loop_imc |
| 215 | |
| 216 | vld1.32 {q0},[r2] |
Adam Langley | e9ada86 | 2015-05-11 17:20:37 -0700 | [diff] [blame] | 217 | .byte 0xc0,0x03,0xb0,0xf3 @ aesimc q0,q0 |
Adam Langley | d9e397b | 2015-01-22 14:27:53 -0800 | [diff] [blame] | 218 | vst1.32 {q0},[r0] |
| 219 | |
| 220 | eor r0,r0,r0 @ return value |
| 221 | .Ldec_key_abort: |
| 222 | ldmia sp!,{r4,pc} |
Steven Valdez | bb1ceac | 2016-10-07 10:34:51 -0400 | [diff] [blame] | 223 | .size aes_hw_set_decrypt_key,.-aes_hw_set_decrypt_key |
| 224 | .globl aes_hw_encrypt |
| 225 | .hidden aes_hw_encrypt |
| 226 | .type aes_hw_encrypt,%function |
Adam Langley | d9e397b | 2015-01-22 14:27:53 -0800 | [diff] [blame] | 227 | .align 5 |
Steven Valdez | bb1ceac | 2016-10-07 10:34:51 -0400 | [diff] [blame] | 228 | aes_hw_encrypt: |
Adam Langley | d9e397b | 2015-01-22 14:27:53 -0800 | [diff] [blame] | 229 | ldr r3,[r2,#240] |
| 230 | vld1.32 {q0},[r2]! |
| 231 | vld1.8 {q2},[r0] |
| 232 | sub r3,r3,#2 |
| 233 | vld1.32 {q1},[r2]! |
| 234 | |
| 235 | .Loop_enc: |
Adam Langley | e9ada86 | 2015-05-11 17:20:37 -0700 | [diff] [blame] | 236 | .byte 0x00,0x43,0xb0,0xf3 @ aese q2,q0 |
| 237 | .byte 0x84,0x43,0xb0,0xf3 @ aesmc q2,q2 |
Adam Langley | d9e397b | 2015-01-22 14:27:53 -0800 | [diff] [blame] | 238 | vld1.32 {q0},[r2]! |
Adam Langley | d9e397b | 2015-01-22 14:27:53 -0800 | [diff] [blame] | 239 | subs r3,r3,#2 |
Adam Langley | e9ada86 | 2015-05-11 17:20:37 -0700 | [diff] [blame] | 240 | .byte 0x02,0x43,0xb0,0xf3 @ aese q2,q1 |
| 241 | .byte 0x84,0x43,0xb0,0xf3 @ aesmc q2,q2 |
Adam Langley | d9e397b | 2015-01-22 14:27:53 -0800 | [diff] [blame] | 242 | vld1.32 {q1},[r2]! |
Adam Langley | d9e397b | 2015-01-22 14:27:53 -0800 | [diff] [blame] | 243 | bgt .Loop_enc |
| 244 | |
Adam Langley | e9ada86 | 2015-05-11 17:20:37 -0700 | [diff] [blame] | 245 | .byte 0x00,0x43,0xb0,0xf3 @ aese q2,q0 |
| 246 | .byte 0x84,0x43,0xb0,0xf3 @ aesmc q2,q2 |
Adam Langley | d9e397b | 2015-01-22 14:27:53 -0800 | [diff] [blame] | 247 | vld1.32 {q0},[r2] |
Adam Langley | e9ada86 | 2015-05-11 17:20:37 -0700 | [diff] [blame] | 248 | .byte 0x02,0x43,0xb0,0xf3 @ aese q2,q1 |
Adam Langley | d9e397b | 2015-01-22 14:27:53 -0800 | [diff] [blame] | 249 | veor q2,q2,q0 |
| 250 | |
| 251 | vst1.8 {q2},[r1] |
| 252 | bx lr |
Steven Valdez | bb1ceac | 2016-10-07 10:34:51 -0400 | [diff] [blame] | 253 | .size aes_hw_encrypt,.-aes_hw_encrypt |
| 254 | .globl aes_hw_decrypt |
| 255 | .hidden aes_hw_decrypt |
| 256 | .type aes_hw_decrypt,%function |
Adam Langley | d9e397b | 2015-01-22 14:27:53 -0800 | [diff] [blame] | 257 | .align 5 |
Steven Valdez | bb1ceac | 2016-10-07 10:34:51 -0400 | [diff] [blame] | 258 | aes_hw_decrypt: |
Adam Langley | d9e397b | 2015-01-22 14:27:53 -0800 | [diff] [blame] | 259 | ldr r3,[r2,#240] |
| 260 | vld1.32 {q0},[r2]! |
| 261 | vld1.8 {q2},[r0] |
| 262 | sub r3,r3,#2 |
| 263 | vld1.32 {q1},[r2]! |
| 264 | |
| 265 | .Loop_dec: |
Adam Langley | e9ada86 | 2015-05-11 17:20:37 -0700 | [diff] [blame] | 266 | .byte 0x40,0x43,0xb0,0xf3 @ aesd q2,q0 |
| 267 | .byte 0xc4,0x43,0xb0,0xf3 @ aesimc q2,q2 |
Adam Langley | d9e397b | 2015-01-22 14:27:53 -0800 | [diff] [blame] | 268 | vld1.32 {q0},[r2]! |
Adam Langley | d9e397b | 2015-01-22 14:27:53 -0800 | [diff] [blame] | 269 | subs r3,r3,#2 |
Adam Langley | e9ada86 | 2015-05-11 17:20:37 -0700 | [diff] [blame] | 270 | .byte 0x42,0x43,0xb0,0xf3 @ aesd q2,q1 |
| 271 | .byte 0xc4,0x43,0xb0,0xf3 @ aesimc q2,q2 |
Adam Langley | d9e397b | 2015-01-22 14:27:53 -0800 | [diff] [blame] | 272 | vld1.32 {q1},[r2]! |
Adam Langley | d9e397b | 2015-01-22 14:27:53 -0800 | [diff] [blame] | 273 | bgt .Loop_dec |
| 274 | |
Adam Langley | e9ada86 | 2015-05-11 17:20:37 -0700 | [diff] [blame] | 275 | .byte 0x40,0x43,0xb0,0xf3 @ aesd q2,q0 |
| 276 | .byte 0xc4,0x43,0xb0,0xf3 @ aesimc q2,q2 |
Adam Langley | d9e397b | 2015-01-22 14:27:53 -0800 | [diff] [blame] | 277 | vld1.32 {q0},[r2] |
Adam Langley | e9ada86 | 2015-05-11 17:20:37 -0700 | [diff] [blame] | 278 | .byte 0x42,0x43,0xb0,0xf3 @ aesd q2,q1 |
Adam Langley | d9e397b | 2015-01-22 14:27:53 -0800 | [diff] [blame] | 279 | veor q2,q2,q0 |
| 280 | |
| 281 | vst1.8 {q2},[r1] |
| 282 | bx lr |
Steven Valdez | bb1ceac | 2016-10-07 10:34:51 -0400 | [diff] [blame] | 283 | .size aes_hw_decrypt,.-aes_hw_decrypt |
| 284 | .globl aes_hw_cbc_encrypt |
| 285 | .hidden aes_hw_cbc_encrypt |
| 286 | .type aes_hw_cbc_encrypt,%function |
Adam Langley | d9e397b | 2015-01-22 14:27:53 -0800 | [diff] [blame] | 287 | .align 5 |
Steven Valdez | bb1ceac | 2016-10-07 10:34:51 -0400 | [diff] [blame] | 288 | aes_hw_cbc_encrypt: |
Adam Langley | d9e397b | 2015-01-22 14:27:53 -0800 | [diff] [blame] | 289 | mov ip,sp |
Adam Langley | e9ada86 | 2015-05-11 17:20:37 -0700 | [diff] [blame] | 290 | stmdb sp!,{r4,r5,r6,r7,r8,lr} |
| 291 | vstmdb sp!,{d8,d9,d10,d11,d12,d13,d14,d15} @ ABI specification says so |
| 292 | ldmia ip,{r4,r5} @ load remaining args |
Adam Langley | d9e397b | 2015-01-22 14:27:53 -0800 | [diff] [blame] | 293 | subs r2,r2,#16 |
| 294 | mov r8,#16 |
| 295 | blo .Lcbc_abort |
| 296 | moveq r8,#0 |
| 297 | |
| 298 | cmp r5,#0 @ en- or decrypting? |
| 299 | ldr r5,[r3,#240] |
| 300 | and r2,r2,#-16 |
| 301 | vld1.8 {q6},[r4] |
| 302 | vld1.8 {q0},[r0],r8 |
| 303 | |
Adam Langley | e9ada86 | 2015-05-11 17:20:37 -0700 | [diff] [blame] | 304 | vld1.32 {q8,q9},[r3] @ load key schedule... |
Adam Langley | d9e397b | 2015-01-22 14:27:53 -0800 | [diff] [blame] | 305 | sub r5,r5,#6 |
| 306 | add r7,r3,r5,lsl#4 @ pointer to last 7 round keys |
| 307 | sub r5,r5,#2 |
Adam Langley | e9ada86 | 2015-05-11 17:20:37 -0700 | [diff] [blame] | 308 | vld1.32 {q10,q11},[r7]! |
| 309 | vld1.32 {q12,q13},[r7]! |
| 310 | vld1.32 {q14,q15},[r7]! |
Adam Langley | d9e397b | 2015-01-22 14:27:53 -0800 | [diff] [blame] | 311 | vld1.32 {q7},[r7] |
| 312 | |
| 313 | add r7,r3,#32 |
| 314 | mov r6,r5 |
| 315 | beq .Lcbc_dec |
| 316 | |
| 317 | cmp r5,#2 |
| 318 | veor q0,q0,q6 |
| 319 | veor q5,q8,q7 |
| 320 | beq .Lcbc_enc128 |
| 321 | |
Adam Langley | e9ada86 | 2015-05-11 17:20:37 -0700 | [diff] [blame] | 322 | vld1.32 {q2,q3},[r7] |
| 323 | add r7,r3,#16 |
| 324 | add r6,r3,#16*4 |
| 325 | add r12,r3,#16*5 |
| 326 | .byte 0x20,0x03,0xb0,0xf3 @ aese q0,q8 |
| 327 | .byte 0x80,0x03,0xb0,0xf3 @ aesmc q0,q0 |
| 328 | add r14,r3,#16*6 |
| 329 | add r3,r3,#16*7 |
| 330 | b .Lenter_cbc_enc |
| 331 | |
| 332 | .align 4 |
Adam Langley | d9e397b | 2015-01-22 14:27:53 -0800 | [diff] [blame] | 333 | .Loop_cbc_enc: |
Adam Langley | e9ada86 | 2015-05-11 17:20:37 -0700 | [diff] [blame] | 334 | .byte 0x20,0x03,0xb0,0xf3 @ aese q0,q8 |
| 335 | .byte 0x80,0x03,0xb0,0xf3 @ aesmc q0,q0 |
Adam Langley | d9e397b | 2015-01-22 14:27:53 -0800 | [diff] [blame] | 336 | vst1.8 {q6},[r1]! |
Adam Langley | e9ada86 | 2015-05-11 17:20:37 -0700 | [diff] [blame] | 337 | .Lenter_cbc_enc: |
| 338 | .byte 0x22,0x03,0xb0,0xf3 @ aese q0,q9 |
| 339 | .byte 0x80,0x03,0xb0,0xf3 @ aesmc q0,q0 |
| 340 | .byte 0x04,0x03,0xb0,0xf3 @ aese q0,q2 |
| 341 | .byte 0x80,0x03,0xb0,0xf3 @ aesmc q0,q0 |
| 342 | vld1.32 {q8},[r6] |
| 343 | cmp r5,#4 |
| 344 | .byte 0x06,0x03,0xb0,0xf3 @ aese q0,q3 |
| 345 | .byte 0x80,0x03,0xb0,0xf3 @ aesmc q0,q0 |
| 346 | vld1.32 {q9},[r12] |
| 347 | beq .Lcbc_enc192 |
| 348 | |
| 349 | .byte 0x20,0x03,0xb0,0xf3 @ aese q0,q8 |
| 350 | .byte 0x80,0x03,0xb0,0xf3 @ aesmc q0,q0 |
| 351 | vld1.32 {q8},[r14] |
| 352 | .byte 0x22,0x03,0xb0,0xf3 @ aese q0,q9 |
| 353 | .byte 0x80,0x03,0xb0,0xf3 @ aesmc q0,q0 |
| 354 | vld1.32 {q9},[r3] |
| 355 | nop |
| 356 | |
| 357 | .Lcbc_enc192: |
| 358 | .byte 0x20,0x03,0xb0,0xf3 @ aese q0,q8 |
| 359 | .byte 0x80,0x03,0xb0,0xf3 @ aesmc q0,q0 |
| 360 | subs r2,r2,#16 |
| 361 | .byte 0x22,0x03,0xb0,0xf3 @ aese q0,q9 |
| 362 | .byte 0x80,0x03,0xb0,0xf3 @ aesmc q0,q0 |
| 363 | moveq r8,#0 |
| 364 | .byte 0x24,0x03,0xb0,0xf3 @ aese q0,q10 |
| 365 | .byte 0x80,0x03,0xb0,0xf3 @ aesmc q0,q0 |
| 366 | .byte 0x26,0x03,0xb0,0xf3 @ aese q0,q11 |
| 367 | .byte 0x80,0x03,0xb0,0xf3 @ aesmc q0,q0 |
| 368 | vld1.8 {q8},[r0],r8 |
| 369 | .byte 0x28,0x03,0xb0,0xf3 @ aese q0,q12 |
| 370 | .byte 0x80,0x03,0xb0,0xf3 @ aesmc q0,q0 |
| 371 | veor q8,q8,q5 |
| 372 | .byte 0x2a,0x03,0xb0,0xf3 @ aese q0,q13 |
| 373 | .byte 0x80,0x03,0xb0,0xf3 @ aesmc q0,q0 |
| 374 | vld1.32 {q9},[r7] @ re-pre-load rndkey[1] |
| 375 | .byte 0x2c,0x03,0xb0,0xf3 @ aese q0,q14 |
| 376 | .byte 0x80,0x03,0xb0,0xf3 @ aesmc q0,q0 |
| 377 | .byte 0x2e,0x03,0xb0,0xf3 @ aese q0,q15 |
| 378 | veor q6,q0,q7 |
Adam Langley | d9e397b | 2015-01-22 14:27:53 -0800 | [diff] [blame] | 379 | bhs .Loop_cbc_enc |
| 380 | |
Adam Langley | e9ada86 | 2015-05-11 17:20:37 -0700 | [diff] [blame] | 381 | vst1.8 {q6},[r1]! |
Adam Langley | d9e397b | 2015-01-22 14:27:53 -0800 | [diff] [blame] | 382 | b .Lcbc_done |
| 383 | |
| 384 | .align 5 |
| 385 | .Lcbc_enc128: |
Adam Langley | e9ada86 | 2015-05-11 17:20:37 -0700 | [diff] [blame] | 386 | vld1.32 {q2,q3},[r7] |
| 387 | .byte 0x20,0x03,0xb0,0xf3 @ aese q0,q8 |
| 388 | .byte 0x80,0x03,0xb0,0xf3 @ aesmc q0,q0 |
Adam Langley | d9e397b | 2015-01-22 14:27:53 -0800 | [diff] [blame] | 389 | b .Lenter_cbc_enc128 |
| 390 | .Loop_cbc_enc128: |
Adam Langley | e9ada86 | 2015-05-11 17:20:37 -0700 | [diff] [blame] | 391 | .byte 0x20,0x03,0xb0,0xf3 @ aese q0,q8 |
| 392 | .byte 0x80,0x03,0xb0,0xf3 @ aesmc q0,q0 |
| 393 | vst1.8 {q6},[r1]! |
Adam Langley | d9e397b | 2015-01-22 14:27:53 -0800 | [diff] [blame] | 394 | .Lenter_cbc_enc128: |
Adam Langley | e9ada86 | 2015-05-11 17:20:37 -0700 | [diff] [blame] | 395 | .byte 0x22,0x03,0xb0,0xf3 @ aese q0,q9 |
| 396 | .byte 0x80,0x03,0xb0,0xf3 @ aesmc q0,q0 |
| 397 | subs r2,r2,#16 |
| 398 | .byte 0x04,0x03,0xb0,0xf3 @ aese q0,q2 |
| 399 | .byte 0x80,0x03,0xb0,0xf3 @ aesmc q0,q0 |
| 400 | moveq r8,#0 |
| 401 | .byte 0x06,0x03,0xb0,0xf3 @ aese q0,q3 |
| 402 | .byte 0x80,0x03,0xb0,0xf3 @ aesmc q0,q0 |
| 403 | .byte 0x24,0x03,0xb0,0xf3 @ aese q0,q10 |
| 404 | .byte 0x80,0x03,0xb0,0xf3 @ aesmc q0,q0 |
| 405 | .byte 0x26,0x03,0xb0,0xf3 @ aese q0,q11 |
| 406 | .byte 0x80,0x03,0xb0,0xf3 @ aesmc q0,q0 |
| 407 | vld1.8 {q8},[r0],r8 |
| 408 | .byte 0x28,0x03,0xb0,0xf3 @ aese q0,q12 |
| 409 | .byte 0x80,0x03,0xb0,0xf3 @ aesmc q0,q0 |
| 410 | .byte 0x2a,0x03,0xb0,0xf3 @ aese q0,q13 |
| 411 | .byte 0x80,0x03,0xb0,0xf3 @ aesmc q0,q0 |
| 412 | .byte 0x2c,0x03,0xb0,0xf3 @ aese q0,q14 |
| 413 | .byte 0x80,0x03,0xb0,0xf3 @ aesmc q0,q0 |
| 414 | veor q8,q8,q5 |
| 415 | .byte 0x2e,0x03,0xb0,0xf3 @ aese q0,q15 |
Adam Langley | d9e397b | 2015-01-22 14:27:53 -0800 | [diff] [blame] | 416 | veor q6,q0,q7 |
| 417 | bhs .Loop_cbc_enc128 |
| 418 | |
| 419 | vst1.8 {q6},[r1]! |
| 420 | b .Lcbc_done |
| 421 | .align 5 |
| 422 | .Lcbc_dec: |
| 423 | vld1.8 {q10},[r0]! |
| 424 | subs r2,r2,#32 @ bias |
| 425 | add r6,r5,#2 |
| 426 | vorr q3,q0,q0 |
| 427 | vorr q1,q0,q0 |
| 428 | vorr q11,q10,q10 |
| 429 | blo .Lcbc_dec_tail |
| 430 | |
| 431 | vorr q1,q10,q10 |
| 432 | vld1.8 {q10},[r0]! |
| 433 | vorr q2,q0,q0 |
| 434 | vorr q3,q1,q1 |
| 435 | vorr q11,q10,q10 |
| 436 | |
| 437 | .Loop3x_cbc_dec: |
Adam Langley | e9ada86 | 2015-05-11 17:20:37 -0700 | [diff] [blame] | 438 | .byte 0x60,0x03,0xb0,0xf3 @ aesd q0,q8 |
| 439 | .byte 0xc0,0x03,0xb0,0xf3 @ aesimc q0,q0 |
| 440 | .byte 0x60,0x23,0xb0,0xf3 @ aesd q1,q8 |
| 441 | .byte 0xc2,0x23,0xb0,0xf3 @ aesimc q1,q1 |
| 442 | .byte 0x60,0x43,0xf0,0xf3 @ aesd q10,q8 |
| 443 | .byte 0xe4,0x43,0xf0,0xf3 @ aesimc q10,q10 |
Adam Langley | d9e397b | 2015-01-22 14:27:53 -0800 | [diff] [blame] | 444 | vld1.32 {q8},[r7]! |
Adam Langley | d9e397b | 2015-01-22 14:27:53 -0800 | [diff] [blame] | 445 | subs r6,r6,#2 |
Adam Langley | e9ada86 | 2015-05-11 17:20:37 -0700 | [diff] [blame] | 446 | .byte 0x62,0x03,0xb0,0xf3 @ aesd q0,q9 |
| 447 | .byte 0xc0,0x03,0xb0,0xf3 @ aesimc q0,q0 |
| 448 | .byte 0x62,0x23,0xb0,0xf3 @ aesd q1,q9 |
| 449 | .byte 0xc2,0x23,0xb0,0xf3 @ aesimc q1,q1 |
| 450 | .byte 0x62,0x43,0xf0,0xf3 @ aesd q10,q9 |
| 451 | .byte 0xe4,0x43,0xf0,0xf3 @ aesimc q10,q10 |
Adam Langley | d9e397b | 2015-01-22 14:27:53 -0800 | [diff] [blame] | 452 | vld1.32 {q9},[r7]! |
Adam Langley | d9e397b | 2015-01-22 14:27:53 -0800 | [diff] [blame] | 453 | bgt .Loop3x_cbc_dec |
| 454 | |
Adam Langley | e9ada86 | 2015-05-11 17:20:37 -0700 | [diff] [blame] | 455 | .byte 0x60,0x03,0xb0,0xf3 @ aesd q0,q8 |
| 456 | .byte 0xc0,0x03,0xb0,0xf3 @ aesimc q0,q0 |
| 457 | .byte 0x60,0x23,0xb0,0xf3 @ aesd q1,q8 |
| 458 | .byte 0xc2,0x23,0xb0,0xf3 @ aesimc q1,q1 |
| 459 | .byte 0x60,0x43,0xf0,0xf3 @ aesd q10,q8 |
| 460 | .byte 0xe4,0x43,0xf0,0xf3 @ aesimc q10,q10 |
| 461 | veor q4,q6,q7 |
| 462 | subs r2,r2,#0x30 |
| 463 | veor q5,q2,q7 |
| 464 | movlo r6,r2 @ r6, r6, is zero at this point |
| 465 | .byte 0x62,0x03,0xb0,0xf3 @ aesd q0,q9 |
| 466 | .byte 0xc0,0x03,0xb0,0xf3 @ aesimc q0,q0 |
| 467 | .byte 0x62,0x23,0xb0,0xf3 @ aesd q1,q9 |
| 468 | .byte 0xc2,0x23,0xb0,0xf3 @ aesimc q1,q1 |
| 469 | .byte 0x62,0x43,0xf0,0xf3 @ aesd q10,q9 |
| 470 | .byte 0xe4,0x43,0xf0,0xf3 @ aesimc q10,q10 |
| 471 | veor q9,q3,q7 |
| 472 | add r0,r0,r6 @ r0 is adjusted in such way that |
Adam Langley | d9e397b | 2015-01-22 14:27:53 -0800 | [diff] [blame] | 473 | @ at exit from the loop q1-q10 |
| 474 | @ are loaded with last "words" |
Adam Langley | e9ada86 | 2015-05-11 17:20:37 -0700 | [diff] [blame] | 475 | vorr q6,q11,q11 |
| 476 | mov r7,r3 |
| 477 | .byte 0x68,0x03,0xb0,0xf3 @ aesd q0,q12 |
| 478 | .byte 0xc0,0x03,0xb0,0xf3 @ aesimc q0,q0 |
| 479 | .byte 0x68,0x23,0xb0,0xf3 @ aesd q1,q12 |
| 480 | .byte 0xc2,0x23,0xb0,0xf3 @ aesimc q1,q1 |
| 481 | .byte 0x68,0x43,0xf0,0xf3 @ aesd q10,q12 |
| 482 | .byte 0xe4,0x43,0xf0,0xf3 @ aesimc q10,q10 |
| 483 | vld1.8 {q2},[r0]! |
| 484 | .byte 0x6a,0x03,0xb0,0xf3 @ aesd q0,q13 |
| 485 | .byte 0xc0,0x03,0xb0,0xf3 @ aesimc q0,q0 |
| 486 | .byte 0x6a,0x23,0xb0,0xf3 @ aesd q1,q13 |
| 487 | .byte 0xc2,0x23,0xb0,0xf3 @ aesimc q1,q1 |
| 488 | .byte 0x6a,0x43,0xf0,0xf3 @ aesd q10,q13 |
| 489 | .byte 0xe4,0x43,0xf0,0xf3 @ aesimc q10,q10 |
| 490 | vld1.8 {q3},[r0]! |
| 491 | .byte 0x6c,0x03,0xb0,0xf3 @ aesd q0,q14 |
| 492 | .byte 0xc0,0x03,0xb0,0xf3 @ aesimc q0,q0 |
| 493 | .byte 0x6c,0x23,0xb0,0xf3 @ aesd q1,q14 |
| 494 | .byte 0xc2,0x23,0xb0,0xf3 @ aesimc q1,q1 |
| 495 | .byte 0x6c,0x43,0xf0,0xf3 @ aesd q10,q14 |
| 496 | .byte 0xe4,0x43,0xf0,0xf3 @ aesimc q10,q10 |
| 497 | vld1.8 {q11},[r0]! |
| 498 | .byte 0x6e,0x03,0xb0,0xf3 @ aesd q0,q15 |
| 499 | .byte 0x6e,0x23,0xb0,0xf3 @ aesd q1,q15 |
| 500 | .byte 0x6e,0x43,0xf0,0xf3 @ aesd q10,q15 |
| 501 | vld1.32 {q8},[r7]! @ re-pre-load rndkey[0] |
| 502 | add r6,r5,#2 |
Adam Langley | d9e397b | 2015-01-22 14:27:53 -0800 | [diff] [blame] | 503 | veor q4,q4,q0 |
| 504 | veor q5,q5,q1 |
| 505 | veor q10,q10,q9 |
Adam Langley | e9ada86 | 2015-05-11 17:20:37 -0700 | [diff] [blame] | 506 | vld1.32 {q9},[r7]! @ re-pre-load rndkey[1] |
Adam Langley | d9e397b | 2015-01-22 14:27:53 -0800 | [diff] [blame] | 507 | vst1.8 {q4},[r1]! |
Adam Langley | e9ada86 | 2015-05-11 17:20:37 -0700 | [diff] [blame] | 508 | vorr q0,q2,q2 |
Adam Langley | d9e397b | 2015-01-22 14:27:53 -0800 | [diff] [blame] | 509 | vst1.8 {q5},[r1]! |
Adam Langley | e9ada86 | 2015-05-11 17:20:37 -0700 | [diff] [blame] | 510 | vorr q1,q3,q3 |
Adam Langley | d9e397b | 2015-01-22 14:27:53 -0800 | [diff] [blame] | 511 | vst1.8 {q10},[r1]! |
Adam Langley | e9ada86 | 2015-05-11 17:20:37 -0700 | [diff] [blame] | 512 | vorr q10,q11,q11 |
Adam Langley | d9e397b | 2015-01-22 14:27:53 -0800 | [diff] [blame] | 513 | bhs .Loop3x_cbc_dec |
| 514 | |
| 515 | cmn r2,#0x30 |
| 516 | beq .Lcbc_done |
| 517 | nop |
| 518 | |
| 519 | .Lcbc_dec_tail: |
Adam Langley | e9ada86 | 2015-05-11 17:20:37 -0700 | [diff] [blame] | 520 | .byte 0x60,0x23,0xb0,0xf3 @ aesd q1,q8 |
| 521 | .byte 0xc2,0x23,0xb0,0xf3 @ aesimc q1,q1 |
| 522 | .byte 0x60,0x43,0xf0,0xf3 @ aesd q10,q8 |
| 523 | .byte 0xe4,0x43,0xf0,0xf3 @ aesimc q10,q10 |
Adam Langley | d9e397b | 2015-01-22 14:27:53 -0800 | [diff] [blame] | 524 | vld1.32 {q8},[r7]! |
Adam Langley | d9e397b | 2015-01-22 14:27:53 -0800 | [diff] [blame] | 525 | subs r6,r6,#2 |
Adam Langley | e9ada86 | 2015-05-11 17:20:37 -0700 | [diff] [blame] | 526 | .byte 0x62,0x23,0xb0,0xf3 @ aesd q1,q9 |
| 527 | .byte 0xc2,0x23,0xb0,0xf3 @ aesimc q1,q1 |
| 528 | .byte 0x62,0x43,0xf0,0xf3 @ aesd q10,q9 |
| 529 | .byte 0xe4,0x43,0xf0,0xf3 @ aesimc q10,q10 |
Adam Langley | d9e397b | 2015-01-22 14:27:53 -0800 | [diff] [blame] | 530 | vld1.32 {q9},[r7]! |
Adam Langley | d9e397b | 2015-01-22 14:27:53 -0800 | [diff] [blame] | 531 | bgt .Lcbc_dec_tail |
| 532 | |
Adam Langley | e9ada86 | 2015-05-11 17:20:37 -0700 | [diff] [blame] | 533 | .byte 0x60,0x23,0xb0,0xf3 @ aesd q1,q8 |
| 534 | .byte 0xc2,0x23,0xb0,0xf3 @ aesimc q1,q1 |
| 535 | .byte 0x60,0x43,0xf0,0xf3 @ aesd q10,q8 |
| 536 | .byte 0xe4,0x43,0xf0,0xf3 @ aesimc q10,q10 |
| 537 | .byte 0x62,0x23,0xb0,0xf3 @ aesd q1,q9 |
| 538 | .byte 0xc2,0x23,0xb0,0xf3 @ aesimc q1,q1 |
| 539 | .byte 0x62,0x43,0xf0,0xf3 @ aesd q10,q9 |
| 540 | .byte 0xe4,0x43,0xf0,0xf3 @ aesimc q10,q10 |
| 541 | .byte 0x68,0x23,0xb0,0xf3 @ aesd q1,q12 |
| 542 | .byte 0xc2,0x23,0xb0,0xf3 @ aesimc q1,q1 |
| 543 | .byte 0x68,0x43,0xf0,0xf3 @ aesd q10,q12 |
| 544 | .byte 0xe4,0x43,0xf0,0xf3 @ aesimc q10,q10 |
| 545 | cmn r2,#0x20 |
| 546 | .byte 0x6a,0x23,0xb0,0xf3 @ aesd q1,q13 |
| 547 | .byte 0xc2,0x23,0xb0,0xf3 @ aesimc q1,q1 |
| 548 | .byte 0x6a,0x43,0xf0,0xf3 @ aesd q10,q13 |
| 549 | .byte 0xe4,0x43,0xf0,0xf3 @ aesimc q10,q10 |
| 550 | veor q5,q6,q7 |
| 551 | .byte 0x6c,0x23,0xb0,0xf3 @ aesd q1,q14 |
| 552 | .byte 0xc2,0x23,0xb0,0xf3 @ aesimc q1,q1 |
| 553 | .byte 0x6c,0x43,0xf0,0xf3 @ aesd q10,q14 |
| 554 | .byte 0xe4,0x43,0xf0,0xf3 @ aesimc q10,q10 |
| 555 | veor q9,q3,q7 |
| 556 | .byte 0x6e,0x23,0xb0,0xf3 @ aesd q1,q15 |
| 557 | .byte 0x6e,0x43,0xf0,0xf3 @ aesd q10,q15 |
Adam Langley | d9e397b | 2015-01-22 14:27:53 -0800 | [diff] [blame] | 558 | beq .Lcbc_dec_one |
| 559 | veor q5,q5,q1 |
| 560 | veor q9,q9,q10 |
Adam Langley | e9ada86 | 2015-05-11 17:20:37 -0700 | [diff] [blame] | 561 | vorr q6,q11,q11 |
Adam Langley | d9e397b | 2015-01-22 14:27:53 -0800 | [diff] [blame] | 562 | vst1.8 {q5},[r1]! |
| 563 | vst1.8 {q9},[r1]! |
| 564 | b .Lcbc_done |
| 565 | |
| 566 | .Lcbc_dec_one: |
| 567 | veor q5,q5,q10 |
Adam Langley | e9ada86 | 2015-05-11 17:20:37 -0700 | [diff] [blame] | 568 | vorr q6,q11,q11 |
Adam Langley | d9e397b | 2015-01-22 14:27:53 -0800 | [diff] [blame] | 569 | vst1.8 {q5},[r1]! |
| 570 | |
| 571 | .Lcbc_done: |
| 572 | vst1.8 {q6},[r4] |
| 573 | .Lcbc_abort: |
Adam Langley | e9ada86 | 2015-05-11 17:20:37 -0700 | [diff] [blame] | 574 | vldmia sp!,{d8,d9,d10,d11,d12,d13,d14,d15} |
| 575 | ldmia sp!,{r4,r5,r6,r7,r8,pc} |
Steven Valdez | bb1ceac | 2016-10-07 10:34:51 -0400 | [diff] [blame] | 576 | .size aes_hw_cbc_encrypt,.-aes_hw_cbc_encrypt |
| 577 | .globl aes_hw_ctr32_encrypt_blocks |
| 578 | .hidden aes_hw_ctr32_encrypt_blocks |
| 579 | .type aes_hw_ctr32_encrypt_blocks,%function |
Adam Langley | d9e397b | 2015-01-22 14:27:53 -0800 | [diff] [blame] | 580 | .align 5 |
Steven Valdez | bb1ceac | 2016-10-07 10:34:51 -0400 | [diff] [blame] | 581 | aes_hw_ctr32_encrypt_blocks: |
Adam Langley | e9ada86 | 2015-05-11 17:20:37 -0700 | [diff] [blame] | 582 | mov ip,sp |
| 583 | stmdb sp!,{r4,r5,r6,r7,r8,r9,r10,lr} |
| 584 | vstmdb sp!,{d8,d9,d10,d11,d12,d13,d14,d15} @ ABI specification says so |
| 585 | ldr r4, [ip] @ load remaining arg |
| 586 | ldr r5,[r3,#240] |
Adam Langley | d9e397b | 2015-01-22 14:27:53 -0800 | [diff] [blame] | 587 | |
Adam Langley | e9ada86 | 2015-05-11 17:20:37 -0700 | [diff] [blame] | 588 | ldr r8, [r4, #12] |
| 589 | vld1.32 {q0},[r4] |
Adam Langley | d9e397b | 2015-01-22 14:27:53 -0800 | [diff] [blame] | 590 | |
Adam Langley | e9ada86 | 2015-05-11 17:20:37 -0700 | [diff] [blame] | 591 | vld1.32 {q8,q9},[r3] @ load key schedule... |
| 592 | sub r5,r5,#4 |
| 593 | mov r12,#16 |
| 594 | cmp r2,#2 |
| 595 | add r7,r3,r5,lsl#4 @ pointer to last 5 round keys |
| 596 | sub r5,r5,#2 |
| 597 | vld1.32 {q12,q13},[r7]! |
| 598 | vld1.32 {q14,q15},[r7]! |
| 599 | vld1.32 {q7},[r7] |
| 600 | add r7,r3,#32 |
| 601 | mov r6,r5 |
Adam Langley | d9e397b | 2015-01-22 14:27:53 -0800 | [diff] [blame] | 602 | movlo r12,#0 |
| 603 | #ifndef __ARMEB__ |
Adam Langley | e9ada86 | 2015-05-11 17:20:37 -0700 | [diff] [blame] | 604 | rev r8, r8 |
Adam Langley | d9e397b | 2015-01-22 14:27:53 -0800 | [diff] [blame] | 605 | #endif |
Adam Langley | e9ada86 | 2015-05-11 17:20:37 -0700 | [diff] [blame] | 606 | vorr q1,q0,q0 |
| 607 | add r10, r8, #1 |
| 608 | vorr q10,q0,q0 |
| 609 | add r8, r8, #2 |
| 610 | vorr q6,q0,q0 |
| 611 | rev r10, r10 |
Adam Langley | d9e397b | 2015-01-22 14:27:53 -0800 | [diff] [blame] | 612 | vmov.32 d3[1],r10 |
Adam Langley | e9ada86 | 2015-05-11 17:20:37 -0700 | [diff] [blame] | 613 | bls .Lctr32_tail |
| 614 | rev r12, r8 |
| 615 | sub r2,r2,#3 @ bias |
Adam Langley | d9e397b | 2015-01-22 14:27:53 -0800 | [diff] [blame] | 616 | vmov.32 d21[1],r12 |
Adam Langley | e9ada86 | 2015-05-11 17:20:37 -0700 | [diff] [blame] | 617 | b .Loop3x_ctr32 |
Adam Langley | d9e397b | 2015-01-22 14:27:53 -0800 | [diff] [blame] | 618 | |
| 619 | .align 4 |
| 620 | .Loop3x_ctr32: |
Adam Langley | e9ada86 | 2015-05-11 17:20:37 -0700 | [diff] [blame] | 621 | .byte 0x20,0x03,0xb0,0xf3 @ aese q0,q8 |
| 622 | .byte 0x80,0x03,0xb0,0xf3 @ aesmc q0,q0 |
| 623 | .byte 0x20,0x23,0xb0,0xf3 @ aese q1,q8 |
| 624 | .byte 0x82,0x23,0xb0,0xf3 @ aesmc q1,q1 |
| 625 | .byte 0x20,0x43,0xf0,0xf3 @ aese q10,q8 |
| 626 | .byte 0xa4,0x43,0xf0,0xf3 @ aesmc q10,q10 |
| 627 | vld1.32 {q8},[r7]! |
| 628 | subs r6,r6,#2 |
| 629 | .byte 0x22,0x03,0xb0,0xf3 @ aese q0,q9 |
| 630 | .byte 0x80,0x03,0xb0,0xf3 @ aesmc q0,q0 |
| 631 | .byte 0x22,0x23,0xb0,0xf3 @ aese q1,q9 |
| 632 | .byte 0x82,0x23,0xb0,0xf3 @ aesmc q1,q1 |
| 633 | .byte 0x22,0x43,0xf0,0xf3 @ aese q10,q9 |
| 634 | .byte 0xa4,0x43,0xf0,0xf3 @ aesmc q10,q10 |
| 635 | vld1.32 {q9},[r7]! |
| 636 | bgt .Loop3x_ctr32 |
Adam Langley | d9e397b | 2015-01-22 14:27:53 -0800 | [diff] [blame] | 637 | |
Adam Langley | e9ada86 | 2015-05-11 17:20:37 -0700 | [diff] [blame] | 638 | .byte 0x20,0x03,0xb0,0xf3 @ aese q0,q8 |
| 639 | .byte 0x80,0x83,0xb0,0xf3 @ aesmc q4,q0 |
| 640 | .byte 0x20,0x23,0xb0,0xf3 @ aese q1,q8 |
| 641 | .byte 0x82,0xa3,0xb0,0xf3 @ aesmc q5,q1 |
| 642 | vld1.8 {q2},[r0]! |
| 643 | vorr q0,q6,q6 |
| 644 | .byte 0x20,0x43,0xf0,0xf3 @ aese q10,q8 |
| 645 | .byte 0xa4,0x43,0xf0,0xf3 @ aesmc q10,q10 |
| 646 | vld1.8 {q3},[r0]! |
| 647 | vorr q1,q6,q6 |
| 648 | .byte 0x22,0x83,0xb0,0xf3 @ aese q4,q9 |
| 649 | .byte 0x88,0x83,0xb0,0xf3 @ aesmc q4,q4 |
| 650 | .byte 0x22,0xa3,0xb0,0xf3 @ aese q5,q9 |
| 651 | .byte 0x8a,0xa3,0xb0,0xf3 @ aesmc q5,q5 |
| 652 | vld1.8 {q11},[r0]! |
| 653 | mov r7,r3 |
| 654 | .byte 0x22,0x43,0xf0,0xf3 @ aese q10,q9 |
| 655 | .byte 0xa4,0x23,0xf0,0xf3 @ aesmc q9,q10 |
| 656 | vorr q10,q6,q6 |
| 657 | add r9,r8,#1 |
| 658 | .byte 0x28,0x83,0xb0,0xf3 @ aese q4,q12 |
| 659 | .byte 0x88,0x83,0xb0,0xf3 @ aesmc q4,q4 |
| 660 | .byte 0x28,0xa3,0xb0,0xf3 @ aese q5,q12 |
| 661 | .byte 0x8a,0xa3,0xb0,0xf3 @ aesmc q5,q5 |
| 662 | veor q2,q2,q7 |
| 663 | add r10,r8,#2 |
| 664 | .byte 0x28,0x23,0xf0,0xf3 @ aese q9,q12 |
| 665 | .byte 0xa2,0x23,0xf0,0xf3 @ aesmc q9,q9 |
| 666 | veor q3,q3,q7 |
| 667 | add r8,r8,#3 |
| 668 | .byte 0x2a,0x83,0xb0,0xf3 @ aese q4,q13 |
| 669 | .byte 0x88,0x83,0xb0,0xf3 @ aesmc q4,q4 |
| 670 | .byte 0x2a,0xa3,0xb0,0xf3 @ aese q5,q13 |
| 671 | .byte 0x8a,0xa3,0xb0,0xf3 @ aesmc q5,q5 |
| 672 | veor q11,q11,q7 |
| 673 | rev r9,r9 |
| 674 | .byte 0x2a,0x23,0xf0,0xf3 @ aese q9,q13 |
| 675 | .byte 0xa2,0x23,0xf0,0xf3 @ aesmc q9,q9 |
| 676 | vmov.32 d1[1], r9 |
| 677 | rev r10,r10 |
| 678 | .byte 0x2c,0x83,0xb0,0xf3 @ aese q4,q14 |
| 679 | .byte 0x88,0x83,0xb0,0xf3 @ aesmc q4,q4 |
| 680 | .byte 0x2c,0xa3,0xb0,0xf3 @ aese q5,q14 |
| 681 | .byte 0x8a,0xa3,0xb0,0xf3 @ aesmc q5,q5 |
| 682 | vmov.32 d3[1], r10 |
| 683 | rev r12,r8 |
| 684 | .byte 0x2c,0x23,0xf0,0xf3 @ aese q9,q14 |
| 685 | .byte 0xa2,0x23,0xf0,0xf3 @ aesmc q9,q9 |
| 686 | vmov.32 d21[1], r12 |
| 687 | subs r2,r2,#3 |
| 688 | .byte 0x2e,0x83,0xb0,0xf3 @ aese q4,q15 |
| 689 | .byte 0x2e,0xa3,0xb0,0xf3 @ aese q5,q15 |
| 690 | .byte 0x2e,0x23,0xf0,0xf3 @ aese q9,q15 |
Adam Langley | d9e397b | 2015-01-22 14:27:53 -0800 | [diff] [blame] | 691 | |
Adam Langley | e9ada86 | 2015-05-11 17:20:37 -0700 | [diff] [blame] | 692 | veor q2,q2,q4 |
| 693 | vld1.32 {q8},[r7]! @ re-pre-load rndkey[0] |
| 694 | vst1.8 {q2},[r1]! |
| 695 | veor q3,q3,q5 |
| 696 | mov r6,r5 |
| 697 | vst1.8 {q3},[r1]! |
| 698 | veor q11,q11,q9 |
| 699 | vld1.32 {q9},[r7]! @ re-pre-load rndkey[1] |
| 700 | vst1.8 {q11},[r1]! |
| 701 | bhs .Loop3x_ctr32 |
Adam Langley | d9e397b | 2015-01-22 14:27:53 -0800 | [diff] [blame] | 702 | |
Adam Langley | e9ada86 | 2015-05-11 17:20:37 -0700 | [diff] [blame] | 703 | adds r2,r2,#3 |
| 704 | beq .Lctr32_done |
| 705 | cmp r2,#1 |
| 706 | mov r12,#16 |
Adam Langley | d9e397b | 2015-01-22 14:27:53 -0800 | [diff] [blame] | 707 | moveq r12,#0 |
| 708 | |
| 709 | .Lctr32_tail: |
Adam Langley | e9ada86 | 2015-05-11 17:20:37 -0700 | [diff] [blame] | 710 | .byte 0x20,0x03,0xb0,0xf3 @ aese q0,q8 |
| 711 | .byte 0x80,0x03,0xb0,0xf3 @ aesmc q0,q0 |
| 712 | .byte 0x20,0x23,0xb0,0xf3 @ aese q1,q8 |
| 713 | .byte 0x82,0x23,0xb0,0xf3 @ aesmc q1,q1 |
| 714 | vld1.32 {q8},[r7]! |
| 715 | subs r6,r6,#2 |
| 716 | .byte 0x22,0x03,0xb0,0xf3 @ aese q0,q9 |
| 717 | .byte 0x80,0x03,0xb0,0xf3 @ aesmc q0,q0 |
| 718 | .byte 0x22,0x23,0xb0,0xf3 @ aese q1,q9 |
| 719 | .byte 0x82,0x23,0xb0,0xf3 @ aesmc q1,q1 |
| 720 | vld1.32 {q9},[r7]! |
| 721 | bgt .Lctr32_tail |
Adam Langley | d9e397b | 2015-01-22 14:27:53 -0800 | [diff] [blame] | 722 | |
Adam Langley | e9ada86 | 2015-05-11 17:20:37 -0700 | [diff] [blame] | 723 | .byte 0x20,0x03,0xb0,0xf3 @ aese q0,q8 |
| 724 | .byte 0x80,0x03,0xb0,0xf3 @ aesmc q0,q0 |
| 725 | .byte 0x20,0x23,0xb0,0xf3 @ aese q1,q8 |
| 726 | .byte 0x82,0x23,0xb0,0xf3 @ aesmc q1,q1 |
| 727 | .byte 0x22,0x03,0xb0,0xf3 @ aese q0,q9 |
| 728 | .byte 0x80,0x03,0xb0,0xf3 @ aesmc q0,q0 |
| 729 | .byte 0x22,0x23,0xb0,0xf3 @ aese q1,q9 |
| 730 | .byte 0x82,0x23,0xb0,0xf3 @ aesmc q1,q1 |
| 731 | vld1.8 {q2},[r0],r12 |
| 732 | .byte 0x28,0x03,0xb0,0xf3 @ aese q0,q12 |
| 733 | .byte 0x80,0x03,0xb0,0xf3 @ aesmc q0,q0 |
| 734 | .byte 0x28,0x23,0xb0,0xf3 @ aese q1,q12 |
| 735 | .byte 0x82,0x23,0xb0,0xf3 @ aesmc q1,q1 |
| 736 | vld1.8 {q3},[r0] |
| 737 | .byte 0x2a,0x03,0xb0,0xf3 @ aese q0,q13 |
| 738 | .byte 0x80,0x03,0xb0,0xf3 @ aesmc q0,q0 |
| 739 | .byte 0x2a,0x23,0xb0,0xf3 @ aese q1,q13 |
| 740 | .byte 0x82,0x23,0xb0,0xf3 @ aesmc q1,q1 |
| 741 | veor q2,q2,q7 |
| 742 | .byte 0x2c,0x03,0xb0,0xf3 @ aese q0,q14 |
| 743 | .byte 0x80,0x03,0xb0,0xf3 @ aesmc q0,q0 |
| 744 | .byte 0x2c,0x23,0xb0,0xf3 @ aese q1,q14 |
| 745 | .byte 0x82,0x23,0xb0,0xf3 @ aesmc q1,q1 |
| 746 | veor q3,q3,q7 |
| 747 | .byte 0x2e,0x03,0xb0,0xf3 @ aese q0,q15 |
| 748 | .byte 0x2e,0x23,0xb0,0xf3 @ aese q1,q15 |
Adam Langley | d9e397b | 2015-01-22 14:27:53 -0800 | [diff] [blame] | 749 | |
Adam Langley | e9ada86 | 2015-05-11 17:20:37 -0700 | [diff] [blame] | 750 | cmp r2,#1 |
| 751 | veor q2,q2,q0 |
| 752 | veor q3,q3,q1 |
| 753 | vst1.8 {q2},[r1]! |
| 754 | beq .Lctr32_done |
| 755 | vst1.8 {q3},[r1] |
Adam Langley | d9e397b | 2015-01-22 14:27:53 -0800 | [diff] [blame] | 756 | |
| 757 | .Lctr32_done: |
Adam Langley | e9ada86 | 2015-05-11 17:20:37 -0700 | [diff] [blame] | 758 | vldmia sp!,{d8,d9,d10,d11,d12,d13,d14,d15} |
| 759 | ldmia sp!,{r4,r5,r6,r7,r8,r9,r10,pc} |
Steven Valdez | bb1ceac | 2016-10-07 10:34:51 -0400 | [diff] [blame] | 760 | .size aes_hw_ctr32_encrypt_blocks,.-aes_hw_ctr32_encrypt_blocks |
Adam Langley | d9e397b | 2015-01-22 14:27:53 -0800 | [diff] [blame] | 761 | #endif |
David Benjamin | 4969cc9 | 2016-04-22 15:02:23 -0400 | [diff] [blame] | 762 | #endif |