1 #define __ARM_ARCH__ __LINUX_ARM_ARCH__
2 @ ====================================================================
3 @ Written by Andy Polyakov <appro@fy.chalmers.se> for the OpenSSL
4 @ project. The module is, however, dual licensed under OpenSSL and
5 @ CRYPTOGAMS licenses depending on where you obtain it. For further
6 @ details see http://www.openssl.org/~appro/cryptogams/.
7 @ ====================================================================
13 @ Code uses single 1K S-box and is >2 times faster than code generated
14 @ by gcc-3.4.1. This is thanks to unique feature of ARMv4 ISA, which
15 @ allows to merge logical or arithmetic operation with shift or rotate
16 @ in one instruction and emit combined result every cycle. The module
17 @ is endian-neutral. The performance is ~42 cycles/byte for 128-bit
18 @ key [on single-issue Xscale PXA250 core].
22 @ AES_set_[en|de]crypt_key is added.
26 @ Rescheduling for dual-issue pipeline resulted in 12% improvement on
27 @ Cortex A8 core and ~25 cycles per byte processed with 128-bit key.
31 @ Profiler-assisted and platform-specific optimization resulted in 16%
32 @ improvement on Cortex A8 core and ~21.5 cycles per byte.
34 @ A little glue here to select the correct code below for the ARM CPU
35 @ that is being targetted.
43 .word 0xc66363a5, 0xf87c7c84, 0xee777799, 0xf67b7b8d
44 .word 0xfff2f20d, 0xd66b6bbd, 0xde6f6fb1, 0x91c5c554
45 .word 0x60303050, 0x02010103, 0xce6767a9, 0x562b2b7d
46 .word 0xe7fefe19, 0xb5d7d762, 0x4dababe6, 0xec76769a
47 .word 0x8fcaca45, 0x1f82829d, 0x89c9c940, 0xfa7d7d87
48 .word 0xeffafa15, 0xb25959eb, 0x8e4747c9, 0xfbf0f00b
49 .word 0x41adadec, 0xb3d4d467, 0x5fa2a2fd, 0x45afafea
50 .word 0x239c9cbf, 0x53a4a4f7, 0xe4727296, 0x9bc0c05b
51 .word 0x75b7b7c2, 0xe1fdfd1c, 0x3d9393ae, 0x4c26266a
52 .word 0x6c36365a, 0x7e3f3f41, 0xf5f7f702, 0x83cccc4f
53 .word 0x6834345c, 0x51a5a5f4, 0xd1e5e534, 0xf9f1f108
54 .word 0xe2717193, 0xabd8d873, 0x62313153, 0x2a15153f
55 .word 0x0804040c, 0x95c7c752, 0x46232365, 0x9dc3c35e
56 .word 0x30181828, 0x379696a1, 0x0a05050f, 0x2f9a9ab5
57 .word 0x0e070709, 0x24121236, 0x1b80809b, 0xdfe2e23d
58 .word 0xcdebeb26, 0x4e272769, 0x7fb2b2cd, 0xea75759f
59 .word 0x1209091b, 0x1d83839e, 0x582c2c74, 0x341a1a2e
60 .word 0x361b1b2d, 0xdc6e6eb2, 0xb45a5aee, 0x5ba0a0fb
61 .word 0xa45252f6, 0x763b3b4d, 0xb7d6d661, 0x7db3b3ce
62 .word 0x5229297b, 0xdde3e33e, 0x5e2f2f71, 0x13848497
63 .word 0xa65353f5, 0xb9d1d168, 0x00000000, 0xc1eded2c
64 .word 0x40202060, 0xe3fcfc1f, 0x79b1b1c8, 0xb65b5bed
65 .word 0xd46a6abe, 0x8dcbcb46, 0x67bebed9, 0x7239394b
66 .word 0x944a4ade, 0x984c4cd4, 0xb05858e8, 0x85cfcf4a
67 .word 0xbbd0d06b, 0xc5efef2a, 0x4faaaae5, 0xedfbfb16
68 .word 0x864343c5, 0x9a4d4dd7, 0x66333355, 0x11858594
69 .word 0x8a4545cf, 0xe9f9f910, 0x04020206, 0xfe7f7f81
70 .word 0xa05050f0, 0x783c3c44, 0x259f9fba, 0x4ba8a8e3
71 .word 0xa25151f3, 0x5da3a3fe, 0x804040c0, 0x058f8f8a
72 .word 0x3f9292ad, 0x219d9dbc, 0x70383848, 0xf1f5f504
73 .word 0x63bcbcdf, 0x77b6b6c1, 0xafdada75, 0x42212163
74 .word 0x20101030, 0xe5ffff1a, 0xfdf3f30e, 0xbfd2d26d
75 .word 0x81cdcd4c, 0x180c0c14, 0x26131335, 0xc3ecec2f
76 .word 0xbe5f5fe1, 0x359797a2, 0x884444cc, 0x2e171739
77 .word 0x93c4c457, 0x55a7a7f2, 0xfc7e7e82, 0x7a3d3d47
78 .word 0xc86464ac, 0xba5d5de7, 0x3219192b, 0xe6737395
79 .word 0xc06060a0, 0x19818198, 0x9e4f4fd1, 0xa3dcdc7f
80 .word 0x44222266, 0x542a2a7e, 0x3b9090ab, 0x0b888883
81 .word 0x8c4646ca, 0xc7eeee29, 0x6bb8b8d3, 0x2814143c
82 .word 0xa7dede79, 0xbc5e5ee2, 0x160b0b1d, 0xaddbdb76
83 .word 0xdbe0e03b, 0x64323256, 0x743a3a4e, 0x140a0a1e
84 .word 0x924949db, 0x0c06060a, 0x4824246c, 0xb85c5ce4
85 .word 0x9fc2c25d, 0xbdd3d36e, 0x43acacef, 0xc46262a6
86 .word 0x399191a8, 0x319595a4, 0xd3e4e437, 0xf279798b
87 .word 0xd5e7e732, 0x8bc8c843, 0x6e373759, 0xda6d6db7
88 .word 0x018d8d8c, 0xb1d5d564, 0x9c4e4ed2, 0x49a9a9e0
89 .word 0xd86c6cb4, 0xac5656fa, 0xf3f4f407, 0xcfeaea25
90 .word 0xca6565af, 0xf47a7a8e, 0x47aeaee9, 0x10080818
91 .word 0x6fbabad5, 0xf0787888, 0x4a25256f, 0x5c2e2e72
92 .word 0x381c1c24, 0x57a6a6f1, 0x73b4b4c7, 0x97c6c651
93 .word 0xcbe8e823, 0xa1dddd7c, 0xe874749c, 0x3e1f1f21
94 .word 0x964b4bdd, 0x61bdbddc, 0x0d8b8b86, 0x0f8a8a85
95 .word 0xe0707090, 0x7c3e3e42, 0x71b5b5c4, 0xcc6666aa
96 .word 0x904848d8, 0x06030305, 0xf7f6f601, 0x1c0e0e12
97 .word 0xc26161a3, 0x6a35355f, 0xae5757f9, 0x69b9b9d0
98 .word 0x17868691, 0x99c1c158, 0x3a1d1d27, 0x279e9eb9
99 .word 0xd9e1e138, 0xebf8f813, 0x2b9898b3, 0x22111133
100 .word 0xd26969bb, 0xa9d9d970, 0x078e8e89, 0x339494a7
101 .word 0x2d9b9bb6, 0x3c1e1e22, 0x15878792, 0xc9e9e920
102 .word 0x87cece49, 0xaa5555ff, 0x50282878, 0xa5dfdf7a
103 .word 0x038c8c8f, 0x59a1a1f8, 0x09898980, 0x1a0d0d17
104 .word 0x65bfbfda, 0xd7e6e631, 0x844242c6, 0xd06868b8
105 .word 0x824141c3, 0x299999b0, 0x5a2d2d77, 0x1e0f0f11
106 .word 0x7bb0b0cb, 0xa85454fc, 0x6dbbbbd6, 0x2c16163a
108 .byte 0x63, 0x7c, 0x77, 0x7b, 0xf2, 0x6b, 0x6f, 0xc5
109 .byte 0x30, 0x01, 0x67, 0x2b, 0xfe, 0xd7, 0xab, 0x76
110 .byte 0xca, 0x82, 0xc9, 0x7d, 0xfa, 0x59, 0x47, 0xf0
111 .byte 0xad, 0xd4, 0xa2, 0xaf, 0x9c, 0xa4, 0x72, 0xc0
112 .byte 0xb7, 0xfd, 0x93, 0x26, 0x36, 0x3f, 0xf7, 0xcc
113 .byte 0x34, 0xa5, 0xe5, 0xf1, 0x71, 0xd8, 0x31, 0x15
114 .byte 0x04, 0xc7, 0x23, 0xc3, 0x18, 0x96, 0x05, 0x9a
115 .byte 0x07, 0x12, 0x80, 0xe2, 0xeb, 0x27, 0xb2, 0x75
116 .byte 0x09, 0x83, 0x2c, 0x1a, 0x1b, 0x6e, 0x5a, 0xa0
117 .byte 0x52, 0x3b, 0xd6, 0xb3, 0x29, 0xe3, 0x2f, 0x84
118 .byte 0x53, 0xd1, 0x00, 0xed, 0x20, 0xfc, 0xb1, 0x5b
119 .byte 0x6a, 0xcb, 0xbe, 0x39, 0x4a, 0x4c, 0x58, 0xcf
120 .byte 0xd0, 0xef, 0xaa, 0xfb, 0x43, 0x4d, 0x33, 0x85
121 .byte 0x45, 0xf9, 0x02, 0x7f, 0x50, 0x3c, 0x9f, 0xa8
122 .byte 0x51, 0xa3, 0x40, 0x8f, 0x92, 0x9d, 0x38, 0xf5
123 .byte 0xbc, 0xb6, 0xda, 0x21, 0x10, 0xff, 0xf3, 0xd2
124 .byte 0xcd, 0x0c, 0x13, 0xec, 0x5f, 0x97, 0x44, 0x17
125 .byte 0xc4, 0xa7, 0x7e, 0x3d, 0x64, 0x5d, 0x19, 0x73
126 .byte 0x60, 0x81, 0x4f, 0xdc, 0x22, 0x2a, 0x90, 0x88
127 .byte 0x46, 0xee, 0xb8, 0x14, 0xde, 0x5e, 0x0b, 0xdb
128 .byte 0xe0, 0x32, 0x3a, 0x0a, 0x49, 0x06, 0x24, 0x5c
129 .byte 0xc2, 0xd3, 0xac, 0x62, 0x91, 0x95, 0xe4, 0x79
130 .byte 0xe7, 0xc8, 0x37, 0x6d, 0x8d, 0xd5, 0x4e, 0xa9
131 .byte 0x6c, 0x56, 0xf4, 0xea, 0x65, 0x7a, 0xae, 0x08
132 .byte 0xba, 0x78, 0x25, 0x2e, 0x1c, 0xa6, 0xb4, 0xc6
133 .byte 0xe8, 0xdd, 0x74, 0x1f, 0x4b, 0xbd, 0x8b, 0x8a
134 .byte 0x70, 0x3e, 0xb5, 0x66, 0x48, 0x03, 0xf6, 0x0e
135 .byte 0x61, 0x35, 0x57, 0xb9, 0x86, 0xc1, 0x1d, 0x9e
136 .byte 0xe1, 0xf8, 0x98, 0x11, 0x69, 0xd9, 0x8e, 0x94
137 .byte 0x9b, 0x1e, 0x87, 0xe9, 0xce, 0x55, 0x28, 0xdf
138 .byte 0x8c, 0xa1, 0x89, 0x0d, 0xbf, 0xe6, 0x42, 0x68
139 .byte 0x41, 0x99, 0x2d, 0x0f, 0xb0, 0x54, 0xbb, 0x16
141 .word 0x01000000, 0x02000000, 0x04000000, 0x08000000
142 .word 0x10000000, 0x20000000, 0x40000000, 0x80000000
143 .word 0x1B000000, 0x36000000, 0, 0, 0, 0, 0, 0
144 .size AES_Te,.-AES_Te
146 @ void AES_encrypt(const unsigned char *in, unsigned char *out,
147 @ const AES_KEY *key) {
149 .type AES_encrypt,%function
152 sub r3,pc,#8 @ AES_encrypt
153 stmdb sp!,{r1,r4-r12,lr}
156 sub r10,r3,#AES_encrypt-AES_Te @ Te
158 ldrb r0,[r12,#3] @ load input data in endian-neutral
159 ldrb r4,[r12,#2] @ manner...
198 bl _armv4_AES_encrypt
200 ldr r12,[sp],#4 @ pop out
213 mov r4,r0,lsr#24 @ write output in endian-neutral
214 mov r5,r0,lsr#16 @ manner...
243 ldmia sp!,{r4-r12,pc}
245 ldmia sp!,{r4-r12,lr}
247 moveq pc,lr @ be binary compatible with V4, yet
248 .word 0xe12fff1e @ interoperable with Thumb ISA:-)
250 .size AES_encrypt,.-AES_encrypt
252 .type _armv4_AES_encrypt,%function
255 str lr,[sp,#-4]! @ push lr
258 ldr r12,[r11,#240-16]
270 ldr r4,[r10,r7,lsl#2] @ Te3[s0>>0]
271 and r7,lr,r1,lsr#16 @ i0
272 ldr r5,[r10,r8,lsl#2] @ Te2[s0>>8]
274 ldr r6,[r10,r9,lsl#2] @ Te1[s0>>16]
276 ldr r0,[r10,r0,lsl#2] @ Te0[s0>>24]
279 ldr r7,[r10,r7,lsl#2] @ Te1[s1>>16]
280 ldr r8,[r10,r8,lsl#2] @ Te3[s1>>0]
281 ldr r9,[r10,r9,lsl#2] @ Te2[s1>>8]
283 ldr r1,[r10,r1,lsl#2] @ Te0[s1>>24]
284 and r7,lr,r2,lsr#8 @ i0
286 and r8,lr,r2,lsr#16 @ i1
289 ldr r7,[r10,r7,lsl#2] @ Te2[s2>>8]
291 ldr r8,[r10,r8,lsl#2] @ Te1[s2>>16]
294 ldr r9,[r10,r9,lsl#2] @ Te3[s2>>0]
296 ldr r2,[r10,r2,lsl#2] @ Te0[s2>>24]
299 and r8,lr,r3,lsr#8 @ i1
301 and r9,lr,r3,lsr#16 @ i2
302 ldr r7,[r10,r7,lsl#2] @ Te3[s3>>0]
304 ldr r8,[r10,r8,lsl#2] @ Te2[s3>>8]
307 ldr r9,[r10,r9,lsl#2] @ Te1[s3>>16]
311 ldr r3,[r10,r3,lsl#2] @ Te0[s3>>24]
332 ldrb r4,[r10,r7,lsl#2] @ Te4[s0>>0]
333 and r7,lr,r1,lsr#16 @ i0
334 ldrb r5,[r10,r8,lsl#2] @ Te4[s0>>8]
336 ldrb r6,[r10,r9,lsl#2] @ Te4[s0>>16]
338 ldrb r0,[r10,r0,lsl#2] @ Te4[s0>>24]
341 ldrb r7,[r10,r7,lsl#2] @ Te4[s1>>16]
342 ldrb r8,[r10,r8,lsl#2] @ Te4[s1>>0]
343 ldrb r9,[r10,r9,lsl#2] @ Te4[s1>>8]
345 ldrb r1,[r10,r1,lsl#2] @ Te4[s1>>24]
346 and r7,lr,r2,lsr#8 @ i0
348 and r8,lr,r2,lsr#16 @ i1
351 ldrb r7,[r10,r7,lsl#2] @ Te4[s2>>8]
353 ldrb r8,[r10,r8,lsl#2] @ Te4[s2>>16]
356 ldrb r9,[r10,r9,lsl#2] @ Te4[s2>>0]
358 ldrb r2,[r10,r2,lsl#2] @ Te4[s2>>24]
361 and r8,lr,r3,lsr#8 @ i1
363 and r9,lr,r3,lsr#16 @ i2
364 ldrb r7,[r10,r7,lsl#2] @ Te4[s3>>0]
366 ldrb r8,[r10,r8,lsl#2] @ Te4[s3>>8]
369 ldrb r9,[r10,r9,lsl#2] @ Te4[s3>>16]
372 ldrb r3,[r10,r3,lsl#2] @ Te4[s3>>24]
386 ldr pc,[sp],#4 @ pop and return
387 .size _armv4_AES_encrypt,.-_armv4_AES_encrypt
389 .global private_AES_set_encrypt_key
390 .type private_AES_set_encrypt_key,%function
392 private_AES_set_encrypt_key:
393 _armv4_AES_set_encrypt_key:
394 sub r3,pc,#8 @ AES_set_encrypt_key
410 .Lok: stmdb sp!,{r4-r12,lr}
411 sub r10,r3,#_armv4_AES_set_encrypt_key-AES_Te-1024 @ Te4
418 ldrb r0,[r12,#3] @ load input data in endian-neutral
419 ldrb r4,[r12,#2] @ manner...
470 str r12,[r11,#240-16]
471 add r6,r10,#256 @ rcon
485 ldr r4,[r6],#4 @ rcon[i++]
488 eor r0,r0,r5 @ rk[4]=rk[0]^...
489 eor r1,r1,r0 @ rk[5]=rk[1]^rk[4]
491 eor r2,r2,r1 @ rk[6]=rk[2]^rk[5]
493 eor r3,r3,r2 @ rk[7]=rk[3]^rk[6]
533 str r12,[r11,#240-24]
534 add r6,r10,#256 @ rcon
549 ldr r4,[r6],#4 @ rcon[i++]
552 eor r0,r0,r9 @ rk[6]=rk[0]^...
553 eor r1,r1,r0 @ rk[7]=rk[1]^rk[6]
555 eor r2,r2,r1 @ rk[8]=rk[2]^rk[7]
557 eor r3,r3,r2 @ rk[9]=rk[3]^rk[8]
566 eor r7,r7,r3 @ rk[10]=rk[4]^rk[9]
567 eor r9,r8,r7 @ rk[11]=rk[5]^rk[10]
602 str r12,[r11,#240-32]
603 add r6,r10,#256 @ rcon
618 ldr r4,[r6],#4 @ rcon[i++]
621 eor r0,r0,r9 @ rk[8]=rk[0]^...
622 eor r1,r1,r0 @ rk[9]=rk[1]^rk[8]
624 eor r2,r2,r1 @ rk[10]=rk[2]^rk[9]
626 eor r3,r3,r2 @ rk[11]=rk[3]^rk[10]
648 eor r4,r4,r5 @ rk[12]=rk[4]^...
650 eor r7,r7,r4 @ rk[13]=rk[5]^rk[12]
652 eor r8,r8,r7 @ rk[14]=rk[6]^rk[13]
654 eor r9,r9,r8 @ rk[15]=rk[7]^rk[14]
660 ldmia sp!,{r4-r12,lr}
662 moveq pc,lr @ be binary compatible with V4, yet
663 .word 0xe12fff1e @ interoperable with Thumb ISA:-)
664 .size private_AES_set_encrypt_key,.-private_AES_set_encrypt_key
666 .global private_AES_set_decrypt_key
667 .type private_AES_set_decrypt_key,%function
669 private_AES_set_decrypt_key:
670 str lr,[sp,#-4]! @ push lr
672 @ kernel does both of these in setkey so optimise this bit out by
673 @ expecting the key to already have the enc_key work done (see aes_glue.c)
674 bl _armv4_AES_set_encrypt_key
679 ldrne lr,[sp],#4 @ pop lr
684 ldr r12,[r2,#240] @ AES_set_encrypt_key preserves r2,
685 mov r11,r2 @ which is AES_KEY *key
707 ldr r0,[r11,#16]! @ prefetch tp1
716 mov r12,r12,lsl#2 @ (rounds-1)*4
722 eor r1,r4,r1,lsl#1 @ tp2
728 eor r2,r4,r2,lsl#1 @ tp4
734 eor r3,r4,r3,lsl#1 @ tp8
740 eor r4,r4,r5,ror#24 @ ^= ROTATE(tpb=tp9^tp2,8)
742 eor r4,r4,r5,ror#16 @ ^= ROTATE(tpd=tp9^tp4,16)
743 eor r4,r4,r5,ror#8 @ ^= ROTATE(tp9,24)
745 ldr r0,[r11,#4] @ prefetch tp1
752 ldmia sp!,{r4-r12,pc}
754 ldmia sp!,{r4-r12,lr}
756 moveq pc,lr @ be binary compatible with V4, yet
757 .word 0xe12fff1e @ interoperable with Thumb ISA:-)
759 .size private_AES_set_decrypt_key,.-private_AES_set_decrypt_key
764 .word 0x51f4a750, 0x7e416553, 0x1a17a4c3, 0x3a275e96
765 .word 0x3bab6bcb, 0x1f9d45f1, 0xacfa58ab, 0x4be30393
766 .word 0x2030fa55, 0xad766df6, 0x88cc7691, 0xf5024c25
767 .word 0x4fe5d7fc, 0xc52acbd7, 0x26354480, 0xb562a38f
768 .word 0xdeb15a49, 0x25ba1b67, 0x45ea0e98, 0x5dfec0e1
769 .word 0xc32f7502, 0x814cf012, 0x8d4697a3, 0x6bd3f9c6
770 .word 0x038f5fe7, 0x15929c95, 0xbf6d7aeb, 0x955259da
771 .word 0xd4be832d, 0x587421d3, 0x49e06929, 0x8ec9c844
772 .word 0x75c2896a, 0xf48e7978, 0x99583e6b, 0x27b971dd
773 .word 0xbee14fb6, 0xf088ad17, 0xc920ac66, 0x7dce3ab4
774 .word 0x63df4a18, 0xe51a3182, 0x97513360, 0x62537f45
775 .word 0xb16477e0, 0xbb6bae84, 0xfe81a01c, 0xf9082b94
776 .word 0x70486858, 0x8f45fd19, 0x94de6c87, 0x527bf8b7
777 .word 0xab73d323, 0x724b02e2, 0xe31f8f57, 0x6655ab2a
778 .word 0xb2eb2807, 0x2fb5c203, 0x86c57b9a, 0xd33708a5
779 .word 0x302887f2, 0x23bfa5b2, 0x02036aba, 0xed16825c
780 .word 0x8acf1c2b, 0xa779b492, 0xf307f2f0, 0x4e69e2a1
781 .word 0x65daf4cd, 0x0605bed5, 0xd134621f, 0xc4a6fe8a
782 .word 0x342e539d, 0xa2f355a0, 0x058ae132, 0xa4f6eb75
783 .word 0x0b83ec39, 0x4060efaa, 0x5e719f06, 0xbd6e1051
784 .word 0x3e218af9, 0x96dd063d, 0xdd3e05ae, 0x4de6bd46
785 .word 0x91548db5, 0x71c45d05, 0x0406d46f, 0x605015ff
786 .word 0x1998fb24, 0xd6bde997, 0x894043cc, 0x67d99e77
787 .word 0xb0e842bd, 0x07898b88, 0xe7195b38, 0x79c8eedb
788 .word 0xa17c0a47, 0x7c420fe9, 0xf8841ec9, 0x00000000
789 .word 0x09808683, 0x322bed48, 0x1e1170ac, 0x6c5a724e
790 .word 0xfd0efffb, 0x0f853856, 0x3daed51e, 0x362d3927
791 .word 0x0a0fd964, 0x685ca621, 0x9b5b54d1, 0x24362e3a
792 .word 0x0c0a67b1, 0x9357e70f, 0xb4ee96d2, 0x1b9b919e
793 .word 0x80c0c54f, 0x61dc20a2, 0x5a774b69, 0x1c121a16
794 .word 0xe293ba0a, 0xc0a02ae5, 0x3c22e043, 0x121b171d
795 .word 0x0e090d0b, 0xf28bc7ad, 0x2db6a8b9, 0x141ea9c8
796 .word 0x57f11985, 0xaf75074c, 0xee99ddbb, 0xa37f60fd
797 .word 0xf701269f, 0x5c72f5bc, 0x44663bc5, 0x5bfb7e34
798 .word 0x8b432976, 0xcb23c6dc, 0xb6edfc68, 0xb8e4f163
799 .word 0xd731dcca, 0x42638510, 0x13972240, 0x84c61120
800 .word 0x854a247d, 0xd2bb3df8, 0xaef93211, 0xc729a16d
801 .word 0x1d9e2f4b, 0xdcb230f3, 0x0d8652ec, 0x77c1e3d0
802 .word 0x2bb3166c, 0xa970b999, 0x119448fa, 0x47e96422
803 .word 0xa8fc8cc4, 0xa0f03f1a, 0x567d2cd8, 0x223390ef
804 .word 0x87494ec7, 0xd938d1c1, 0x8ccaa2fe, 0x98d40b36
805 .word 0xa6f581cf, 0xa57ade28, 0xdab78e26, 0x3fadbfa4
806 .word 0x2c3a9de4, 0x5078920d, 0x6a5fcc9b, 0x547e4662
807 .word 0xf68d13c2, 0x90d8b8e8, 0x2e39f75e, 0x82c3aff5
808 .word 0x9f5d80be, 0x69d0937c, 0x6fd52da9, 0xcf2512b3
809 .word 0xc8ac993b, 0x10187da7, 0xe89c636e, 0xdb3bbb7b
810 .word 0xcd267809, 0x6e5918f4, 0xec9ab701, 0x834f9aa8
811 .word 0xe6956e65, 0xaaffe67e, 0x21bccf08, 0xef15e8e6
812 .word 0xbae79bd9, 0x4a6f36ce, 0xea9f09d4, 0x29b07cd6
813 .word 0x31a4b2af, 0x2a3f2331, 0xc6a59430, 0x35a266c0
814 .word 0x744ebc37, 0xfc82caa6, 0xe090d0b0, 0x33a7d815
815 .word 0xf104984a, 0x41ecdaf7, 0x7fcd500e, 0x1791f62f
816 .word 0x764dd68d, 0x43efb04d, 0xccaa4d54, 0xe49604df
817 .word 0x9ed1b5e3, 0x4c6a881b, 0xc12c1fb8, 0x4665517f
818 .word 0x9d5eea04, 0x018c355d, 0xfa877473, 0xfb0b412e
819 .word 0xb3671d5a, 0x92dbd252, 0xe9105633, 0x6dd64713
820 .word 0x9ad7618c, 0x37a10c7a, 0x59f8148e, 0xeb133c89
821 .word 0xcea927ee, 0xb761c935, 0xe11ce5ed, 0x7a47b13c
822 .word 0x9cd2df59, 0x55f2733f, 0x1814ce79, 0x73c737bf
823 .word 0x53f7cdea, 0x5ffdaa5b, 0xdf3d6f14, 0x7844db86
824 .word 0xcaaff381, 0xb968c43e, 0x3824342c, 0xc2a3405f
825 .word 0x161dc372, 0xbce2250c, 0x283c498b, 0xff0d9541
826 .word 0x39a80171, 0x080cb3de, 0xd8b4e49c, 0x6456c190
827 .word 0x7bcb8461, 0xd532b670, 0x486c5c74, 0xd0b85742
829 .byte 0x52, 0x09, 0x6a, 0xd5, 0x30, 0x36, 0xa5, 0x38
830 .byte 0xbf, 0x40, 0xa3, 0x9e, 0x81, 0xf3, 0xd7, 0xfb
831 .byte 0x7c, 0xe3, 0x39, 0x82, 0x9b, 0x2f, 0xff, 0x87
832 .byte 0x34, 0x8e, 0x43, 0x44, 0xc4, 0xde, 0xe9, 0xcb
833 .byte 0x54, 0x7b, 0x94, 0x32, 0xa6, 0xc2, 0x23, 0x3d
834 .byte 0xee, 0x4c, 0x95, 0x0b, 0x42, 0xfa, 0xc3, 0x4e
835 .byte 0x08, 0x2e, 0xa1, 0x66, 0x28, 0xd9, 0x24, 0xb2
836 .byte 0x76, 0x5b, 0xa2, 0x49, 0x6d, 0x8b, 0xd1, 0x25
837 .byte 0x72, 0xf8, 0xf6, 0x64, 0x86, 0x68, 0x98, 0x16
838 .byte 0xd4, 0xa4, 0x5c, 0xcc, 0x5d, 0x65, 0xb6, 0x92
839 .byte 0x6c, 0x70, 0x48, 0x50, 0xfd, 0xed, 0xb9, 0xda
840 .byte 0x5e, 0x15, 0x46, 0x57, 0xa7, 0x8d, 0x9d, 0x84
841 .byte 0x90, 0xd8, 0xab, 0x00, 0x8c, 0xbc, 0xd3, 0x0a
842 .byte 0xf7, 0xe4, 0x58, 0x05, 0xb8, 0xb3, 0x45, 0x06
843 .byte 0xd0, 0x2c, 0x1e, 0x8f, 0xca, 0x3f, 0x0f, 0x02
844 .byte 0xc1, 0xaf, 0xbd, 0x03, 0x01, 0x13, 0x8a, 0x6b
845 .byte 0x3a, 0x91, 0x11, 0x41, 0x4f, 0x67, 0xdc, 0xea
846 .byte 0x97, 0xf2, 0xcf, 0xce, 0xf0, 0xb4, 0xe6, 0x73
847 .byte 0x96, 0xac, 0x74, 0x22, 0xe7, 0xad, 0x35, 0x85
848 .byte 0xe2, 0xf9, 0x37, 0xe8, 0x1c, 0x75, 0xdf, 0x6e
849 .byte 0x47, 0xf1, 0x1a, 0x71, 0x1d, 0x29, 0xc5, 0x89
850 .byte 0x6f, 0xb7, 0x62, 0x0e, 0xaa, 0x18, 0xbe, 0x1b
851 .byte 0xfc, 0x56, 0x3e, 0x4b, 0xc6, 0xd2, 0x79, 0x20
852 .byte 0x9a, 0xdb, 0xc0, 0xfe, 0x78, 0xcd, 0x5a, 0xf4
853 .byte 0x1f, 0xdd, 0xa8, 0x33, 0x88, 0x07, 0xc7, 0x31
854 .byte 0xb1, 0x12, 0x10, 0x59, 0x27, 0x80, 0xec, 0x5f
855 .byte 0x60, 0x51, 0x7f, 0xa9, 0x19, 0xb5, 0x4a, 0x0d
856 .byte 0x2d, 0xe5, 0x7a, 0x9f, 0x93, 0xc9, 0x9c, 0xef
857 .byte 0xa0, 0xe0, 0x3b, 0x4d, 0xae, 0x2a, 0xf5, 0xb0
858 .byte 0xc8, 0xeb, 0xbb, 0x3c, 0x83, 0x53, 0x99, 0x61
859 .byte 0x17, 0x2b, 0x04, 0x7e, 0xba, 0x77, 0xd6, 0x26
860 .byte 0xe1, 0x69, 0x14, 0x63, 0x55, 0x21, 0x0c, 0x7d
861 .size AES_Td,.-AES_Td
863 @ void AES_decrypt(const unsigned char *in, unsigned char *out,
864 @ const AES_KEY *key) {
866 .type AES_decrypt,%function
869 sub r3,pc,#8 @ AES_decrypt
870 stmdb sp!,{r1,r4-r12,lr}
873 sub r10,r3,#AES_decrypt-AES_Td @ Td
875 ldrb r0,[r12,#3] @ load input data in endian-neutral
876 ldrb r4,[r12,#2] @ manner...
915 bl _armv4_AES_decrypt
917 ldr r12,[sp],#4 @ pop out
930 mov r4,r0,lsr#24 @ write output in endian-neutral
931 mov r5,r0,lsr#16 @ manner...
960 ldmia sp!,{r4-r12,pc}
962 ldmia sp!,{r4-r12,lr}
964 moveq pc,lr @ be binary compatible with V4, yet
965 .word 0xe12fff1e @ interoperable with Thumb ISA:-)
967 .size AES_decrypt,.-AES_decrypt
969 .type _armv4_AES_decrypt,%function
972 str lr,[sp,#-4]! @ push lr
975 ldr r12,[r11,#240-16]
987 ldr r4,[r10,r7,lsl#2] @ Td1[s0>>16]
989 ldr r5,[r10,r8,lsl#2] @ Td2[s0>>8]
991 ldr r6,[r10,r9,lsl#2] @ Td3[s0>>0]
993 ldr r0,[r10,r0,lsl#2] @ Td0[s0>>24]
996 ldr r7,[r10,r7,lsl#2] @ Td3[s1>>0]
997 ldr r8,[r10,r8,lsl#2] @ Td1[s1>>16]
998 ldr r9,[r10,r9,lsl#2] @ Td2[s1>>8]
1000 ldr r1,[r10,r1,lsl#2] @ Td0[s1>>24]
1001 and r7,lr,r2,lsr#8 @ i0
1006 ldr r7,[r10,r7,lsl#2] @ Td2[s2>>8]
1008 ldr r8,[r10,r8,lsl#2] @ Td3[s2>>0]
1011 ldr r9,[r10,r9,lsl#2] @ Td1[s2>>16]
1013 ldr r2,[r10,r2,lsl#2] @ Td0[s2>>24]
1014 and r7,lr,r3,lsr#16 @ i0
1016 and r8,lr,r3,lsr#8 @ i1
1019 ldr r7,[r10,r7,lsl#2] @ Td1[s3>>16]
1021 ldr r8,[r10,r8,lsl#2] @ Td2[s3>>8]
1024 ldr r9,[r10,r9,lsl#2] @ Td3[s3>>0]
1028 ldr r3,[r10,r3,lsl#2] @ Td0[s3>>24]
1049 ldr r5,[r10,#0] @ prefetch Td4
1058 ldrb r0,[r10,r0] @ Td4[s0>>24]
1059 ldrb r4,[r10,r7] @ Td4[s0>>16]
1061 ldrb r5,[r10,r8] @ Td4[s0>>8]
1063 ldrb r6,[r10,r9] @ Td4[s0>>0]
1066 ldrb r7,[r10,r7] @ Td4[s1>>0]
1067 ldrb r1,[r10,r1,lsr#24] @ Td4[s1>>24]
1068 ldrb r8,[r10,r8] @ Td4[s1>>16]
1070 ldrb r9,[r10,r9] @ Td4[s1>>8]
1072 and r7,lr,r2,lsr#8 @ i0
1075 ldrb r7,[r10,r7] @ Td4[s2>>8]
1077 ldrb r8,[r10,r8] @ Td4[s2>>0]
1080 ldrb r2,[r10,r2,lsr#24] @ Td4[s2>>24]
1082 ldrb r9,[r10,r9] @ Td4[s2>>16]
1084 and r7,lr,r3,lsr#16 @ i0
1086 and r8,lr,r3,lsr#8 @ i1
1087 ldrb r7,[r10,r7] @ Td4[s3>>16]
1089 ldrb r8,[r10,r8] @ Td4[s3>>8]
1092 ldrb r9,[r10,r9] @ Td4[s3>>0]
1093 ldrb r3,[r10,r3,lsr#24] @ Td4[s3>>24]
1109 ldr pc,[sp],#4 @ pop and return
1110 .size _armv4_AES_decrypt,.-_armv4_AES_decrypt
1111 .asciz "AES for ARMv4, CRYPTOGAMS by <appro@openssl.org>"