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