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|
#include "arm_arch.h"
#if __ARM_ARCH__>=7
.text
.fpu neon
.code 32
.align 5
rcon:
.long 0x01,0x01,0x01,0x01
.long 0x0c0f0e0d,0x0c0f0e0d,0x0c0f0e0d,0x0c0f0e0d @ rotate-n-splat
.long 0x1b,0x1b,0x1b,0x1b
.globl aes_v8_set_encrypt_key
.type aes_v8_set_encrypt_key,%function
.align 5
aes_v8_set_encrypt_key:
.Lenc_key:
adr r3,rcon
cmp r1,#192
veor q0,q0,q0
vld1.8 {q3},[r0]!
mov r1,#8 @ reuse r1
vld1.32 {q1,q2},[r3]!
blt .Loop128
beq .L192
b .L256
.align 4
.Loop128:
vtbl.8 d20,{q3},d4
vtbl.8 d21,{q3},d5
vext.8 q9,q0,q3,#12
vst1.32 {q3},[r2]!
.byte 0x00,0x43,0xf0,0xf3 @ aese q10,q0
subs r1,r1,#1
veor q3,q3,q9
vext.8 q9,q0,q9,#12
veor q3,q3,q9
vext.8 q9,q0,q9,#12
veor q10,q10,q1
veor q3,q3,q9
vshl.u8 q1,q1,#1
veor q3,q3,q10
bne .Loop128
vld1.32 {q1},[r3]
vtbl.8 d20,{q3},d4
vtbl.8 d21,{q3},d5
vext.8 q9,q0,q3,#12
vst1.32 {q3},[r2]!
.byte 0x00,0x43,0xf0,0xf3 @ aese q10,q0
veor q3,q3,q9
vext.8 q9,q0,q9,#12
veor q3,q3,q9
vext.8 q9,q0,q9,#12
veor q10,q10,q1
veor q3,q3,q9
vshl.u8 q1,q1,#1
veor q3,q3,q10
vtbl.8 d20,{q3},d4
vtbl.8 d21,{q3},d5
vext.8 q9,q0,q3,#12
vst1.32 {q3},[r2]!
.byte 0x00,0x43,0xf0,0xf3 @ aese q10,q0
veor q3,q3,q9
vext.8 q9,q0,q9,#12
veor q3,q3,q9
vext.8 q9,q0,q9,#12
veor q10,q10,q1
veor q3,q3,q9
veor q3,q3,q10
vst1.32 {q3},[r2]
add r2,r2,#0x50
mov r12,#10
b .Ldone
.align 4
.L192:
vld1.8 {d16},[r0]!
vmov.i8 q10,#8 @ borrow q10
vst1.32 {q3},[r2]!
vsub.i8 q2,q2,q10 @ adjust the mask
.Loop192:
vtbl.8 d20,{q8},d4
vtbl.8 d21,{q8},d5
vext.8 q9,q0,q3,#12
vst1.32 {d16},[r2]!
.byte 0x00,0x43,0xf0,0xf3 @ aese q10,q0
subs r1,r1,#1
veor q3,q3,q9
vext.8 q9,q0,q9,#12
veor q3,q3,q9
vext.8 q9,q0,q9,#12
veor q3,q3,q9
vdup.32 q9,d7[1]
veor q9,q9,q8
veor q10,q10,q1
vext.8 q8,q0,q8,#12
vshl.u8 q1,q1,#1
veor q8,q8,q9
veor q3,q3,q10
veor q8,q8,q10
vst1.32 {q3},[r2]!
bne .Loop192
mov r12,#12
add r2,r2,#0x20
b .Ldone
.align 4
.L256:
vld1.8 {q8},[r0]
mov r1,#7
mov r12,#14
vst1.32 {q3},[r2]!
.Loop256:
vtbl.8 d20,{q8},d4
vtbl.8 d21,{q8},d5
vext.8 q9,q0,q3,#12
vst1.32 {q8},[r2]!
.byte 0x00,0x43,0xf0,0xf3 @ aese q10,q0
subs r1,r1,#1
veor q3,q3,q9
vext.8 q9,q0,q9,#12
veor q3,q3,q9
vext.8 q9,q0,q9,#12
veor q10,q10,q1
veor q3,q3,q9
vshl.u8 q1,q1,#1
veor q3,q3,q10
vst1.32 {q3},[r2]!
beq .Ldone
vdup.32 q10,d7[1]
vext.8 q9,q0,q8,#12
.byte 0x00,0x43,0xf0,0xf3 @ aese q10,q0
veor q8,q8,q9
vext.8 q9,q0,q9,#12
veor q8,q8,q9
vext.8 q9,q0,q9,#12
veor q8,q8,q9
veor q8,q8,q10
b .Loop256
.Ldone:
str r12,[r2]
eor r0,r0,r0 @ return value
bx lr
.size aes_v8_set_encrypt_key,.-aes_v8_set_encrypt_key
.globl aes_v8_set_decrypt_key
.type aes_v8_set_decrypt_key,%function
.align 5
aes_v8_set_decrypt_key:
stmdb sp!,{r4,lr}
bl .Lenc_key
sub r2,r2,#240 @ restore original r2
mov r4,#-16
add r0,r2,r12,lsl#4 @ end of key schedule
vld1.32 {q0},[r2]
vld1.32 {q1},[r0]
vst1.32 {q0},[r0],r4
vst1.32 {q1},[r2]!
.Loop_imc:
vld1.32 {q0},[r2]
vld1.32 {q1},[r0]
.byte 0xc0,0x03,0xb0,0xf3 @ aesimc q0,q0
.byte 0xc2,0x23,0xb0,0xf3 @ aesimc q1,q1
vst1.32 {q0},[r0],r4
vst1.32 {q1},[r2]!
cmp r0,r2
bhi .Loop_imc
vld1.32 {q0},[r2]
.byte 0xc0,0x03,0xb0,0xf3 @ aesimc q0,q0
vst1.32 {q0},[r0]
eor r0,r0,r0 @ return value
ldmia sp!,{r4,pc}
.size aes_v8_set_decrypt_key,.-aes_v8_set_decrypt_key
.globl aes_v8_encrypt
.type aes_v8_encrypt,%function
.align 5
aes_v8_encrypt:
ldr r3,[r2,#240]
vld1.32 {q0},[r2]!
vld1.8 {q2},[r0]
sub r3,r3,#2
vld1.32 {q1},[r2]!
.Loop_enc:
.byte 0x00,0x43,0xb0,0xf3 @ aese q2,q0
vld1.32 {q0},[r2]!
.byte 0x84,0x43,0xb0,0xf3 @ aesmc q2,q2
subs r3,r3,#2
.byte 0x02,0x43,0xb0,0xf3 @ aese q2,q1
vld1.32 {q1},[r2]!
.byte 0x84,0x43,0xb0,0xf3 @ aesmc q2,q2
bgt .Loop_enc
.byte 0x00,0x43,0xb0,0xf3 @ aese q2,q0
vld1.32 {q0},[r2]
.byte 0x84,0x43,0xb0,0xf3 @ aesmc q2,q2
.byte 0x02,0x43,0xb0,0xf3 @ aese q2,q1
veor q2,q2,q0
vst1.8 {q2},[r1]
bx lr
.size aes_v8_encrypt,.-aes_v8_encrypt
.globl aes_v8_decrypt
.type aes_v8_decrypt,%function
.align 5
aes_v8_decrypt:
ldr r3,[r2,#240]
vld1.32 {q0},[r2]!
vld1.8 {q2},[r0]
sub r3,r3,#2
vld1.32 {q1},[r2]!
.Loop_dec:
.byte 0x40,0x43,0xb0,0xf3 @ aesd q2,q0
vld1.32 {q0},[r2]!
.byte 0xc4,0x43,0xb0,0xf3 @ aesimc q2,q2
subs r3,r3,#2
.byte 0x42,0x43,0xb0,0xf3 @ aesd q2,q1
vld1.32 {q1},[r2]!
.byte 0xc4,0x43,0xb0,0xf3 @ aesimc q2,q2
bgt .Loop_dec
.byte 0x40,0x43,0xb0,0xf3 @ aesd q2,q0
vld1.32 {q0},[r2]
.byte 0xc4,0x43,0xb0,0xf3 @ aesimc q2,q2
.byte 0x42,0x43,0xb0,0xf3 @ aesd q2,q1
veor q2,q2,q0
vst1.8 {q2},[r1]
bx lr
.size aes_v8_decrypt,.-aes_v8_decrypt
.globl aes_v8_cbc_encrypt
.type aes_v8_cbc_encrypt,%function
.align 5
aes_v8_cbc_encrypt:
mov ip,sp
stmdb sp!,{r4-r8,lr}
vstmdb sp!,{d8-d15} @ ABI specification says so
ldmia ip,{r4-r5} @ load remaining args
subs r2,r2,#16
mov r8,#16
blo .Lcbc_abort
moveq r8,#0
cmp r5,#0 @ en- or decrypting?
ldr r5,[r3,#240]
and r2,r2,#-16
vld1.8 {q6},[r4]
vld1.8 {q0},[r0],r8
vld1.32 {q8-q9},[r3] @ load key schedule...
sub r5,r5,#6
add r7,r3,r5,lsl#4 @ pointer to last 7 round keys
sub r5,r5,#2
vld1.32 {q10-q11},[r7]!
vld1.32 {q12-q13},[r7]!
vld1.32 {q14-q15},[r7]!
vld1.32 {q7},[r7]
add r7,r3,#32
mov r6,r5
beq .Lcbc_dec
cmp r5,#2
veor q0,q0,q6
veor q5,q8,q7
beq .Lcbc_enc128
.Loop_cbc_enc:
.byte 0x20,0x03,0xb0,0xf3 @ aese q0,q8
vld1.32 {q8},[r7]!
.byte 0x80,0x03,0xb0,0xf3 @ aesmc q0,q0
subs r6,r6,#2
.byte 0x22,0x03,0xb0,0xf3 @ aese q0,q9
vld1.32 {q9},[r7]!
.byte 0x80,0x03,0xb0,0xf3 @ aesmc q0,q0
bgt .Loop_cbc_enc
.byte 0x20,0x03,0xb0,0xf3 @ aese q0,q8
.byte 0x80,0x03,0xb0,0xf3 @ aesmc q0,q0
subs r2,r2,#16
.byte 0x22,0x03,0xb0,0xf3 @ aese q0,q9
.byte 0x80,0x03,0xb0,0xf3 @ aesmc q0,q0
moveq r8,#0
.byte 0x24,0x03,0xb0,0xf3 @ aese q0,q10
.byte 0x80,0x03,0xb0,0xf3 @ aesmc q0,q0
add r7,r3,#16
.byte 0x26,0x03,0xb0,0xf3 @ aese q0,q11
.byte 0x80,0x03,0xb0,0xf3 @ aesmc q0,q0
vld1.8 {q8},[r0],r8
.byte 0x28,0x03,0xb0,0xf3 @ aese q0,q12
.byte 0x80,0x03,0xb0,0xf3 @ aesmc q0,q0
veor q8,q8,q5
.byte 0x2a,0x03,0xb0,0xf3 @ aese q0,q13
.byte 0x80,0x03,0xb0,0xf3 @ aesmc q0,q0
vld1.32 {q9},[r7]! @ re-pre-load rndkey[1]
.byte 0x2c,0x03,0xb0,0xf3 @ aese q0,q14
.byte 0x80,0x03,0xb0,0xf3 @ aesmc q0,q0
.byte 0x2e,0x03,0xb0,0xf3 @ aese q0,q15
mov r6,r5
veor q6,q0,q7
vst1.8 {q6},[r1]!
bhs .Loop_cbc_enc
b .Lcbc_done
.align 5
.Lcbc_enc128:
vld1.32 {q2-q3},[r7]
.byte 0x20,0x03,0xb0,0xf3 @ aese q0,q8
.byte 0x80,0x03,0xb0,0xf3 @ aesmc q0,q0
b .Lenter_cbc_enc128
.Loop_cbc_enc128:
.byte 0x20,0x03,0xb0,0xf3 @ aese q0,q8
.byte 0x80,0x03,0xb0,0xf3 @ aesmc q0,q0
vst1.8 {q6},[r1]!
.Lenter_cbc_enc128:
.byte 0x22,0x03,0xb0,0xf3 @ aese q0,q9
.byte 0x80,0x03,0xb0,0xf3 @ aesmc q0,q0
subs r2,r2,#16
.byte 0x04,0x03,0xb0,0xf3 @ aese q0,q2
.byte 0x80,0x03,0xb0,0xf3 @ aesmc q0,q0
moveq r8,#0
.byte 0x06,0x03,0xb0,0xf3 @ aese q0,q3
.byte 0x80,0x03,0xb0,0xf3 @ aesmc q0,q0
.byte 0x24,0x03,0xb0,0xf3 @ aese q0,q10
.byte 0x80,0x03,0xb0,0xf3 @ aesmc q0,q0
.byte 0x26,0x03,0xb0,0xf3 @ aese q0,q11
.byte 0x80,0x03,0xb0,0xf3 @ aesmc q0,q0
vld1.8 {q8},[r0],r8
.byte 0x28,0x03,0xb0,0xf3 @ aese q0,q12
.byte 0x80,0x03,0xb0,0xf3 @ aesmc q0,q0
.byte 0x2a,0x03,0xb0,0xf3 @ aese q0,q13
.byte 0x80,0x03,0xb0,0xf3 @ aesmc q0,q0
.byte 0x2c,0x03,0xb0,0xf3 @ aese q0,q14
.byte 0x80,0x03,0xb0,0xf3 @ aesmc q0,q0
veor q8,q8,q5
.byte 0x2e,0x03,0xb0,0xf3 @ aese q0,q15
veor q6,q0,q7
bhs .Loop_cbc_enc128
vst1.8 {q6},[r1]!
b .Lcbc_done
.align 5
.Lcbc_dec128:
vld1.32 {q4-q5},[r7]
veor q6,q6,q7
veor q2,q0,q7
mov r12,r8
.Loop2x_cbc_dec128:
.byte 0x60,0x03,0xb0,0xf3 @ aesd q0,q8
.byte 0x60,0x23,0xb0,0xf3 @ aesd q1,q8
.byte 0xc0,0x03,0xb0,0xf3 @ aesimc q0,q0
.byte 0xc2,0x23,0xb0,0xf3 @ aesimc q1,q1
subs r2,r2,#32
.byte 0x62,0x03,0xb0,0xf3 @ aesd q0,q9
.byte 0x62,0x23,0xb0,0xf3 @ aesd q1,q9
.byte 0xc0,0x03,0xb0,0xf3 @ aesimc q0,q0
.byte 0xc2,0x23,0xb0,0xf3 @ aesimc q1,q1
movlo r8,#0
.byte 0x48,0x03,0xb0,0xf3 @ aesd q0,q4
.byte 0x48,0x23,0xb0,0xf3 @ aesd q1,q4
.byte 0xc0,0x03,0xb0,0xf3 @ aesimc q0,q0
.byte 0xc2,0x23,0xb0,0xf3 @ aesimc q1,q1
movls r12,#0
.byte 0x4a,0x03,0xb0,0xf3 @ aesd q0,q5
.byte 0x4a,0x23,0xb0,0xf3 @ aesd q1,q5
.byte 0xc0,0x03,0xb0,0xf3 @ aesimc q0,q0
.byte 0xc2,0x23,0xb0,0xf3 @ aesimc q1,q1
.byte 0x64,0x03,0xb0,0xf3 @ aesd q0,q10
.byte 0x64,0x23,0xb0,0xf3 @ aesd q1,q10
.byte 0xc0,0x03,0xb0,0xf3 @ aesimc q0,q0
.byte 0xc2,0x23,0xb0,0xf3 @ aesimc q1,q1
.byte 0x66,0x03,0xb0,0xf3 @ aesd q0,q11
.byte 0x66,0x23,0xb0,0xf3 @ aesd q1,q11
.byte 0xc0,0x03,0xb0,0xf3 @ aesimc q0,q0
.byte 0xc2,0x23,0xb0,0xf3 @ aesimc q1,q1
.byte 0x68,0x03,0xb0,0xf3 @ aesd q0,q12
.byte 0x68,0x23,0xb0,0xf3 @ aesd q1,q12
.byte 0xc0,0x03,0xb0,0xf3 @ aesimc q0,q0
.byte 0xc2,0x23,0xb0,0xf3 @ aesimc q1,q1
.byte 0x6a,0x03,0xb0,0xf3 @ aesd q0,q13
.byte 0x6a,0x23,0xb0,0xf3 @ aesd q1,q13
.byte 0xc0,0x03,0xb0,0xf3 @ aesimc q0,q0
.byte 0xc2,0x23,0xb0,0xf3 @ aesimc q1,q1
.byte 0x6c,0x03,0xb0,0xf3 @ aesd q0,q14
.byte 0x6c,0x23,0xb0,0xf3 @ aesd q1,q14
.byte 0xc0,0x03,0xb0,0xf3 @ aesimc q0,q0
.byte 0xc2,0x23,0xb0,0xf3 @ aesimc q1,q1
.byte 0x6e,0x03,0xb0,0xf3 @ aesd q0,q15
.byte 0x6e,0x23,0xb0,0xf3 @ aesd q1,q15
veor q6,q6,q0
vld1.8 {q0},[r0],r8
veor q2,q2,q1
vld1.8 {q1},[r0],r12
vst1.8 {q6},[r1]!
veor q6,q3,q7
vst1.8 {q2},[r1]!
veor q2,q0,q7
vorr q3,q1,q1
bhs .Loop2x_cbc_dec128
adds r2,r2,#32
veor q6,q6,q7
beq .Lcbc_done
veor q2,q2,q7
b .Lcbc_dec_tail
.align 5
.Lcbc_dec:
subs r2,r2,#16
vorr q2,q0,q0
blo .Lcbc_dec_tail
moveq r8,#0
cmp r5,#2
vld1.8 {q1},[r0],r8
vorr q3,q1,q1
beq .Lcbc_dec128
.Loop2x_cbc_dec:
.byte 0x60,0x03,0xb0,0xf3 @ aesd q0,q8
.byte 0x60,0x23,0xb0,0xf3 @ aesd q1,q8
vld1.32 {q8},[r7]!
.byte 0xc0,0x03,0xb0,0xf3 @ aesimc q0,q0
.byte 0xc2,0x23,0xb0,0xf3 @ aesimc q1,q1
subs r6,r6,#2
.byte 0x62,0x03,0xb0,0xf3 @ aesd q0,q9
.byte 0x62,0x23,0xb0,0xf3 @ aesd q1,q9
vld1.32 {q9},[r7]!
.byte 0xc0,0x03,0xb0,0xf3 @ aesimc q0,q0
.byte 0xc2,0x23,0xb0,0xf3 @ aesimc q1,q1
bgt .Loop2x_cbc_dec
.byte 0x60,0x03,0xb0,0xf3 @ aesd q0,q8
.byte 0x60,0x23,0xb0,0xf3 @ aesd q1,q8
.byte 0xc0,0x03,0xb0,0xf3 @ aesimc q0,q0
.byte 0xc2,0x23,0xb0,0xf3 @ aesimc q1,q1
veor q4,q6,q7
veor q5,q2,q7
.byte 0x62,0x03,0xb0,0xf3 @ aesd q0,q9
.byte 0x62,0x23,0xb0,0xf3 @ aesd q1,q9
.byte 0xc0,0x03,0xb0,0xf3 @ aesimc q0,q0
.byte 0xc2,0x23,0xb0,0xf3 @ aesimc q1,q1
vorr q6,q3,q3
subs r2,r2,#32
.byte 0x64,0x03,0xb0,0xf3 @ aesd q0,q10
.byte 0x64,0x23,0xb0,0xf3 @ aesd q1,q10
.byte 0xc0,0x03,0xb0,0xf3 @ aesimc q0,q0
movlo r8,#0
.byte 0xc2,0x23,0xb0,0xf3 @ aesimc q1,q1
mov r7,r3
.byte 0x66,0x03,0xb0,0xf3 @ aesd q0,q11
.byte 0x66,0x23,0xb0,0xf3 @ aesd q1,q11
.byte 0xc0,0x03,0xb0,0xf3 @ aesimc q0,q0
vld1.8 {q2},[r0],r8
.byte 0xc2,0x23,0xb0,0xf3 @ aesimc q1,q1
movls r8,#0
.byte 0x68,0x03,0xb0,0xf3 @ aesd q0,q12
.byte 0x68,0x23,0xb0,0xf3 @ aesd q1,q12
.byte 0xc0,0x03,0xb0,0xf3 @ aesimc q0,q0
.byte 0xc2,0x23,0xb0,0xf3 @ aesimc q1,q1
vld1.8 {q3},[r0],r8
.byte 0x6a,0x03,0xb0,0xf3 @ aesd q0,q13
.byte 0x6a,0x23,0xb0,0xf3 @ aesd q1,q13
.byte 0xc0,0x03,0xb0,0xf3 @ aesimc q0,q0
.byte 0xc2,0x23,0xb0,0xf3 @ aesimc q1,q1
vld1.32 {q8},[r7]! @ re-pre-load rndkey[0]
.byte 0x6c,0x03,0xb0,0xf3 @ aesd q0,q14
.byte 0x6c,0x23,0xb0,0xf3 @ aesd q1,q14
.byte 0xc0,0x03,0xb0,0xf3 @ aesimc q0,q0
.byte 0xc2,0x23,0xb0,0xf3 @ aesimc q1,q1
vld1.32 {q9},[r7]! @ re-pre-load rndkey[1]
.byte 0x6e,0x03,0xb0,0xf3 @ aesd q0,q15
.byte 0x6e,0x23,0xb0,0xf3 @ aesd q1,q15
mov r6,r5
veor q4,q4,q0
veor q5,q5,q1
vorr q0,q2,q2
vst1.8 {q4},[r1]!
vorr q1,q3,q3
vst1.8 {q5},[r1]!
bhs .Loop2x_cbc_dec
adds r2,r2,#32
beq .Lcbc_done
.Lcbc_dec_tail:
.byte 0x60,0x03,0xb0,0xf3 @ aesd q0,q8
vld1.32 {q8},[r7]!
.byte 0xc0,0x03,0xb0,0xf3 @ aesimc q0,q0
subs r6,r6,#2
.byte 0x62,0x03,0xb0,0xf3 @ aesd q0,q9
vld1.32 {q9},[r7]!
.byte 0xc0,0x03,0xb0,0xf3 @ aesimc q0,q0
bgt .Lcbc_dec_tail
.byte 0x60,0x03,0xb0,0xf3 @ aesd q0,q8
.byte 0xc0,0x03,0xb0,0xf3 @ aesimc q0,q0
.byte 0x62,0x03,0xb0,0xf3 @ aesd q0,q9
.byte 0xc0,0x03,0xb0,0xf3 @ aesimc q0,q0
veor q4,q6,q7
.byte 0x64,0x03,0xb0,0xf3 @ aesd q0,q10
.byte 0xc0,0x03,0xb0,0xf3 @ aesimc q0,q0
vorr q6,q2,q2
.byte 0x66,0x03,0xb0,0xf3 @ aesd q0,q11
.byte 0xc0,0x03,0xb0,0xf3 @ aesimc q0,q0
.byte 0x68,0x03,0xb0,0xf3 @ aesd q0,q12
.byte 0xc0,0x03,0xb0,0xf3 @ aesimc q0,q0
.byte 0x6a,0x03,0xb0,0xf3 @ aesd q0,q13
.byte 0xc0,0x03,0xb0,0xf3 @ aesimc q0,q0
.byte 0x6c,0x03,0xb0,0xf3 @ aesd q0,q14
.byte 0xc0,0x03,0xb0,0xf3 @ aesimc q0,q0
.byte 0x6e,0x03,0xb0,0xf3 @ aesd q0,q15
veor q4,q4,q0
vst1.8 {q4},[r1]!
.Lcbc_done:
vst1.8 {q6},[r4]
.Lcbc_abort:
vldmia sp!,{d8-d15}
ldmia sp!,{r4-r8,pc}
.size aes_v8_cbc_encrypt,.-aes_v8_cbc_encrypt
.globl aes_v8_ctr32_encrypt_blocks
.type aes_v8_ctr32_encrypt_blocks,%function
.align 5
aes_v8_ctr32_encrypt_blocks:
mov ip,sp
stmdb sp!,{r4-r10,lr}
vstmdb sp!,{d8-d15} @ ABI specification says so
ldr r4, [ip] @ load remaining arg
ldr r5,[r3,#240]
ldr r8, [r4, #12]
vld1.32 {q0},[r4]
vld1.32 {q8-q9},[r3] @ load key schedule...
sub r5,r5,#6
add r7,r3,r5,lsl#4 @ pointer to last 7 round keys
sub r5,r5,#2
vld1.32 {q10-q11},[r7]!
vld1.32 {q12-q13},[r7]!
vld1.32 {q14-q15},[r7]!
vld1.32 {q7},[r7]
add r7,r3,#32
mov r6,r5
subs r2,r2,#2
blo .Lctr32_tail
#ifndef __ARMEB__
rev r8, r8
#endif
vorr q1,q0,q0
add r8, r8, #1
vorr q6,q0,q0
rev r10, r8
cmp r5,#2
vmov.32 d3[1],r10
beq .Lctr32_128
.Loop2x_ctr32:
.byte 0x20,0x03,0xb0,0xf3 @ aese q0,q8
.byte 0x20,0x23,0xb0,0xf3 @ aese q1,q8
vld1.32 {q8},[r7]!
.byte 0x80,0x03,0xb0,0xf3 @ aesmc q0,q0
.byte 0x82,0x23,0xb0,0xf3 @ aesmc q1,q1
subs r6,r6,#2
.byte 0x22,0x03,0xb0,0xf3 @ aese q0,q9
.byte 0x22,0x23,0xb0,0xf3 @ aese q1,q9
vld1.32 {q9},[r7]!
.byte 0x80,0x03,0xb0,0xf3 @ aesmc q0,q0
.byte 0x82,0x23,0xb0,0xf3 @ aesmc q1,q1
bgt .Loop2x_ctr32
.byte 0x20,0x03,0xb0,0xf3 @ aese q0,q8
.byte 0x20,0x23,0xb0,0xf3 @ aese q1,q8
.byte 0x80,0x83,0xb0,0xf3 @ aesmc q4,q0
vorr q0,q6,q6
.byte 0x82,0xa3,0xb0,0xf3 @ aesmc q5,q1
vorr q1,q6,q6
.byte 0x22,0x83,0xb0,0xf3 @ aese q4,q9
.byte 0x22,0xa3,0xb0,0xf3 @ aese q5,q9
vld1.8 {q2},[r0]!
.byte 0x88,0x83,0xb0,0xf3 @ aesmc q4,q4
vld1.8 {q3},[r0]!
.byte 0x8a,0xa3,0xb0,0xf3 @ aesmc q5,q5
add r8,r8,#1
.byte 0x24,0x83,0xb0,0xf3 @ aese q4,q10
.byte 0x24,0xa3,0xb0,0xf3 @ aese q5,q10
rev r9,r8
.byte 0x88,0x83,0xb0,0xf3 @ aesmc q4,q4
.byte 0x8a,0xa3,0xb0,0xf3 @ aesmc q5,q5
add r8,r8,#1
.byte 0x26,0x83,0xb0,0xf3 @ aese q4,q11
.byte 0x26,0xa3,0xb0,0xf3 @ aese q5,q11
veor q2,q2,q7
rev r10,r8
.byte 0x88,0x83,0xb0,0xf3 @ aesmc q4,q4
.byte 0x8a,0xa3,0xb0,0xf3 @ aesmc q5,q5
veor q3,q3,q7
mov r7,r3
.byte 0x28,0x83,0xb0,0xf3 @ aese q4,q12
.byte 0x28,0xa3,0xb0,0xf3 @ aese q5,q12
subs r2,r2,#2
.byte 0x88,0x83,0xb0,0xf3 @ aesmc q4,q4
.byte 0x8a,0xa3,0xb0,0xf3 @ aesmc q5,q5
vld1.32 {q8-q9},[r7]! @ re-pre-load rndkey[0-1]
.byte 0x2a,0x83,0xb0,0xf3 @ aese q4,q13
.byte 0x2a,0xa3,0xb0,0xf3 @ aese q5,q13
.byte 0x88,0x83,0xb0,0xf3 @ aesmc q4,q4
.byte 0x8a,0xa3,0xb0,0xf3 @ aesmc q5,q5
.byte 0x2c,0x83,0xb0,0xf3 @ aese q4,q14
.byte 0x2c,0xa3,0xb0,0xf3 @ aese q5,q14
vmov.32 d1[1], r9
.byte 0x88,0x83,0xb0,0xf3 @ aesmc q4,q4
vmov.32 d3[1], r10
.byte 0x8a,0xa3,0xb0,0xf3 @ aesmc q5,q5
.byte 0x2e,0x83,0xb0,0xf3 @ aese q4,q15
.byte 0x2e,0xa3,0xb0,0xf3 @ aese q5,q15
mov r6,r5
veor q2,q2,q4
veor q3,q3,q5
vst1.8 {q2},[r1]!
vst1.8 {q3},[r1]!
bhs .Loop2x_ctr32
adds r2,r2,#2
beq .Lctr32_done
b .Lctr32_tail
.Lctr32_128:
vld1.32 {q4-q5},[r7]
.Loop2x_ctr32_128:
.byte 0x20,0x03,0xb0,0xf3 @ aese q0,q8
.byte 0x20,0x23,0xb0,0xf3 @ aese q1,q8
.byte 0x80,0x03,0xb0,0xf3 @ aesmc q0,q0
vld1.8 {q2},[r0]!
.byte 0x82,0x23,0xb0,0xf3 @ aesmc q1,q1
vld1.8 {q3},[r0]!
.byte 0x22,0x03,0xb0,0xf3 @ aese q0,q9
.byte 0x22,0x23,0xb0,0xf3 @ aese q1,q9
add r8,r8,#1
.byte 0x80,0x03,0xb0,0xf3 @ aesmc q0,q0
.byte 0x82,0x23,0xb0,0xf3 @ aesmc q1,q1
rev r9,r8
.byte 0x08,0x03,0xb0,0xf3 @ aese q0,q4
.byte 0x08,0x23,0xb0,0xf3 @ aese q1,q4
add r8,r8,#1
.byte 0x80,0x03,0xb0,0xf3 @ aesmc q0,q0
.byte 0x82,0x23,0xb0,0xf3 @ aesmc q1,q1
rev r10,r8
.byte 0x0a,0x03,0xb0,0xf3 @ aese q0,q5
.byte 0x0a,0x23,0xb0,0xf3 @ aese q1,q5
subs r2,r2,#2
.byte 0x80,0x03,0xb0,0xf3 @ aesmc q0,q0
.byte 0x82,0x23,0xb0,0xf3 @ aesmc q1,q1
.byte 0x24,0x03,0xb0,0xf3 @ aese q0,q10
.byte 0x24,0x23,0xb0,0xf3 @ aese q1,q10
.byte 0x80,0x03,0xb0,0xf3 @ aesmc q0,q0
.byte 0x82,0x23,0xb0,0xf3 @ aesmc q1,q1
.byte 0x26,0x03,0xb0,0xf3 @ aese q0,q11
.byte 0x26,0x23,0xb0,0xf3 @ aese q1,q11
.byte 0x80,0x03,0xb0,0xf3 @ aesmc q0,q0
.byte 0x82,0x23,0xb0,0xf3 @ aesmc q1,q1
.byte 0x28,0x03,0xb0,0xf3 @ aese q0,q12
.byte 0x28,0x23,0xb0,0xf3 @ aese q1,q12
.byte 0x80,0x03,0xb0,0xf3 @ aesmc q0,q0
.byte 0x82,0x23,0xb0,0xf3 @ aesmc q1,q1
.byte 0x2a,0x03,0xb0,0xf3 @ aese q0,q13
.byte 0x2a,0x23,0xb0,0xf3 @ aese q1,q13
.byte 0x80,0x03,0xb0,0xf3 @ aesmc q0,q0
.byte 0x82,0x23,0xb0,0xf3 @ aesmc q1,q1
.byte 0x2c,0x03,0xb0,0xf3 @ aese q0,q14
.byte 0x2c,0x23,0xb0,0xf3 @ aese q1,q14
.byte 0x80,0x03,0xb0,0xf3 @ aesmc q0,q0
.byte 0x82,0x23,0xb0,0xf3 @ aesmc q1,q1
veor q2,q2,q7
.byte 0x2e,0x03,0xb0,0xf3 @ aese q0,q15
veor q3,q3,q7
.byte 0x2e,0x23,0xb0,0xf3 @ aese q1,q15
veor q2,q2,q0
vorr q0,q6,q6
veor q3,q3,q1
vorr q1,q6,q6
vst1.8 {q2},[r1]!
vmov.32 d1[1], r9
vst1.8 {q3},[r1]!
vmov.32 d3[1], r10
bhs .Loop2x_ctr32_128
adds r2,r2,#2
beq .Lctr32_done
.Lctr32_tail:
.byte 0x20,0x03,0xb0,0xf3 @ aese q0,q8
vld1.32 {q8},[r7]!
.byte 0x80,0x03,0xb0,0xf3 @ aesmc q0,q0
subs r6,r6,#2
.byte 0x22,0x03,0xb0,0xf3 @ aese q0,q9
vld1.32 {q9},[r7]!
.byte 0x80,0x03,0xb0,0xf3 @ aesmc q0,q0
bgt .Lctr32_tail
.byte 0x20,0x03,0xb0,0xf3 @ aese q0,q8
.byte 0x80,0x03,0xb0,0xf3 @ aesmc q0,q0
.byte 0x22,0x03,0xb0,0xf3 @ aese q0,q9
.byte 0x80,0x03,0xb0,0xf3 @ aesmc q0,q0
vld1.8 {q2},[r0]
.byte 0x24,0x03,0xb0,0xf3 @ aese q0,q10
.byte 0x80,0x03,0xb0,0xf3 @ aesmc q0,q0
.byte 0x26,0x03,0xb0,0xf3 @ aese q0,q11
.byte 0x80,0x03,0xb0,0xf3 @ aesmc q0,q0
.byte 0x28,0x03,0xb0,0xf3 @ aese q0,q12
.byte 0x80,0x03,0xb0,0xf3 @ aesmc q0,q0
.byte 0x2a,0x03,0xb0,0xf3 @ aese q0,q13
.byte 0x80,0x03,0xb0,0xf3 @ aesmc q0,q0
.byte 0x2c,0x03,0xb0,0xf3 @ aese q0,q14
.byte 0x80,0x03,0xb0,0xf3 @ aesmc q0,q0
veor q2,q2,q7
.byte 0x2e,0x03,0xb0,0xf3 @ aese q0,q15
veor q2,q2,q0
vst1.8 {q2},[r1]
.Lctr32_done:
vldmia sp!,{d8-d15}
ldmia sp!,{r4-r10,pc}
.size aes_v8_ctr32_encrypt_blocks,.-aes_v8_ctr32_encrypt_blocks
#endif
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