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-rw-r--r--linux-arm/crypto/aes/aesv8-armx.S754
1 files changed, 754 insertions, 0 deletions
diff --git a/linux-arm/crypto/aes/aesv8-armx.S b/linux-arm/crypto/aes/aesv8-armx.S
new file mode 100644
index 0000000..006300c
--- /dev/null
+++ b/linux-arm/crypto/aes/aesv8-armx.S
@@ -0,0 +1,754 @@
+#include "arm_arch.h"
+
+#if __ARM_MAX_ARCH__>=7
+.text
+.arch armv7-a
+.fpu neon
+.code 32
+.align 5
+.Lrcon:
+.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:
+ mov r3,#-1
+ cmp r0,#0
+ beq .Lenc_key_abort
+ cmp r2,#0
+ beq .Lenc_key_abort
+ mov r3,#-2
+ cmp r1,#128
+ blt .Lenc_key_abort
+ cmp r1,#256
+ bgt .Lenc_key_abort
+ tst r1,#0x3f
+ bne .Lenc_key_abort
+
+ adr r3,.Lrcon
+ 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]
+ mov r3,#0
+
+.Lenc_key_abort:
+ mov r0,r3 @ 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
+
+ cmp r0,#0
+ bne .Ldec_key_abort
+
+ 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
+.Ldec_key_abort:
+ 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
+.byte 0x84,0x43,0xb0,0xf3 @ aesmc q2,q2
+ vld1.32 {q0},[r2]!
+ subs r3,r3,#2
+.byte 0x02,0x43,0xb0,0xf3 @ aese q2,q1
+.byte 0x84,0x43,0xb0,0xf3 @ aesmc q2,q2
+ vld1.32 {q1},[r2]!
+ bgt .Loop_enc
+
+.byte 0x00,0x43,0xb0,0xf3 @ aese q2,q0
+.byte 0x84,0x43,0xb0,0xf3 @ aesmc q2,q2
+ vld1.32 {q0},[r2]
+.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
+.byte 0xc4,0x43,0xb0,0xf3 @ aesimc q2,q2
+ vld1.32 {q0},[r2]!
+ subs r3,r3,#2
+.byte 0x42,0x43,0xb0,0xf3 @ aesd q2,q1
+.byte 0xc4,0x43,0xb0,0xf3 @ aesimc q2,q2
+ vld1.32 {q1},[r2]!
+ bgt .Loop_dec
+
+.byte 0x40,0x43,0xb0,0xf3 @ aesd q2,q0
+.byte 0xc4,0x43,0xb0,0xf3 @ aesimc q2,q2
+ vld1.32 {q0},[r2]
+.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,r5,r6,r7,r8,lr}
+ vstmdb sp!,{d8,d9,d10,d11,d12,d13,d14,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
+
+ vld1.32 {q2,q3},[r7]
+ add r7,r3,#16
+ add r6,r3,#16*4
+ add r12,r3,#16*5
+.byte 0x20,0x03,0xb0,0xf3 @ aese q0,q8
+.byte 0x80,0x03,0xb0,0xf3 @ aesmc q0,q0
+ add r14,r3,#16*6
+ add r3,r3,#16*7
+ b .Lenter_cbc_enc
+
+.align 4
+.Loop_cbc_enc:
+.byte 0x20,0x03,0xb0,0xf3 @ aese q0,q8
+.byte 0x80,0x03,0xb0,0xf3 @ aesmc q0,q0
+ vst1.8 {q6},[r1]!
+.Lenter_cbc_enc:
+.byte 0x22,0x03,0xb0,0xf3 @ aese q0,q9
+.byte 0x80,0x03,0xb0,0xf3 @ aesmc q0,q0
+.byte 0x04,0x03,0xb0,0xf3 @ aese q0,q2
+.byte 0x80,0x03,0xb0,0xf3 @ aesmc q0,q0
+ vld1.32 {q8},[r6]
+ cmp r5,#4
+.byte 0x06,0x03,0xb0,0xf3 @ aese q0,q3
+.byte 0x80,0x03,0xb0,0xf3 @ aesmc q0,q0
+ vld1.32 {q9},[r12]
+ beq .Lcbc_enc192
+
+.byte 0x20,0x03,0xb0,0xf3 @ aese q0,q8
+.byte 0x80,0x03,0xb0,0xf3 @ aesmc q0,q0
+ vld1.32 {q8},[r14]
+.byte 0x22,0x03,0xb0,0xf3 @ aese q0,q9
+.byte 0x80,0x03,0xb0,0xf3 @ aesmc q0,q0
+ vld1.32 {q9},[r3]
+ nop
+
+.Lcbc_enc192:
+.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
+.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
+ veor q6,q0,q7
+ bhs .Loop_cbc_enc
+
+ vst1.8 {q6},[r1]!
+ 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_dec:
+ vld1.8 {q10},[r0]!
+ subs r2,r2,#32 @ bias
+ add r6,r5,#2
+ vorr q3,q0,q0
+ vorr q1,q0,q0
+ vorr q11,q10,q10
+ blo .Lcbc_dec_tail
+
+ vorr q1,q10,q10
+ vld1.8 {q10},[r0]!
+ vorr q2,q0,q0
+ vorr q3,q1,q1
+ vorr q11,q10,q10
+
+.Loop3x_cbc_dec:
+.byte 0x60,0x03,0xb0,0xf3 @ aesd q0,q8
+.byte 0xc0,0x03,0xb0,0xf3 @ aesimc q0,q0
+.byte 0x60,0x23,0xb0,0xf3 @ aesd q1,q8
+.byte 0xc2,0x23,0xb0,0xf3 @ aesimc q1,q1
+.byte 0x60,0x43,0xf0,0xf3 @ aesd q10,q8
+.byte 0xe4,0x43,0xf0,0xf3 @ aesimc q10,q10
+ vld1.32 {q8},[r7]!
+ subs r6,r6,#2
+.byte 0x62,0x03,0xb0,0xf3 @ aesd q0,q9
+.byte 0xc0,0x03,0xb0,0xf3 @ aesimc q0,q0
+.byte 0x62,0x23,0xb0,0xf3 @ aesd q1,q9
+.byte 0xc2,0x23,0xb0,0xf3 @ aesimc q1,q1
+.byte 0x62,0x43,0xf0,0xf3 @ aesd q10,q9
+.byte 0xe4,0x43,0xf0,0xf3 @ aesimc q10,q10
+ vld1.32 {q9},[r7]!
+ bgt .Loop3x_cbc_dec
+
+.byte 0x60,0x03,0xb0,0xf3 @ aesd q0,q8
+.byte 0xc0,0x03,0xb0,0xf3 @ aesimc q0,q0
+.byte 0x60,0x23,0xb0,0xf3 @ aesd q1,q8
+.byte 0xc2,0x23,0xb0,0xf3 @ aesimc q1,q1
+.byte 0x60,0x43,0xf0,0xf3 @ aesd q10,q8
+.byte 0xe4,0x43,0xf0,0xf3 @ aesimc q10,q10
+ veor q4,q6,q7
+ subs r2,r2,#0x30
+ veor q5,q2,q7
+ movlo r6,r2 @ r6, r6, is zero at this point
+.byte 0x62,0x03,0xb0,0xf3 @ aesd q0,q9
+.byte 0xc0,0x03,0xb0,0xf3 @ aesimc q0,q0
+.byte 0x62,0x23,0xb0,0xf3 @ aesd q1,q9
+.byte 0xc2,0x23,0xb0,0xf3 @ aesimc q1,q1
+.byte 0x62,0x43,0xf0,0xf3 @ aesd q10,q9
+.byte 0xe4,0x43,0xf0,0xf3 @ aesimc q10,q10
+ veor q9,q3,q7
+ add r0,r0,r6 @ r0 is adjusted in such way that
+ @ at exit from the loop q1-q10
+ @ are loaded with last "words"
+ vorr q6,q11,q11
+ mov r7,r3
+.byte 0x68,0x03,0xb0,0xf3 @ aesd q0,q12
+.byte 0xc0,0x03,0xb0,0xf3 @ aesimc q0,q0
+.byte 0x68,0x23,0xb0,0xf3 @ aesd q1,q12
+.byte 0xc2,0x23,0xb0,0xf3 @ aesimc q1,q1
+.byte 0x68,0x43,0xf0,0xf3 @ aesd q10,q12
+.byte 0xe4,0x43,0xf0,0xf3 @ aesimc q10,q10
+ vld1.8 {q2},[r0]!
+.byte 0x6a,0x03,0xb0,0xf3 @ aesd q0,q13
+.byte 0xc0,0x03,0xb0,0xf3 @ aesimc q0,q0
+.byte 0x6a,0x23,0xb0,0xf3 @ aesd q1,q13
+.byte 0xc2,0x23,0xb0,0xf3 @ aesimc q1,q1
+.byte 0x6a,0x43,0xf0,0xf3 @ aesd q10,q13
+.byte 0xe4,0x43,0xf0,0xf3 @ aesimc q10,q10
+ vld1.8 {q3},[r0]!
+.byte 0x6c,0x03,0xb0,0xf3 @ aesd q0,q14
+.byte 0xc0,0x03,0xb0,0xf3 @ aesimc q0,q0
+.byte 0x6c,0x23,0xb0,0xf3 @ aesd q1,q14
+.byte 0xc2,0x23,0xb0,0xf3 @ aesimc q1,q1
+.byte 0x6c,0x43,0xf0,0xf3 @ aesd q10,q14
+.byte 0xe4,0x43,0xf0,0xf3 @ aesimc q10,q10
+ vld1.8 {q11},[r0]!
+.byte 0x6e,0x03,0xb0,0xf3 @ aesd q0,q15
+.byte 0x6e,0x23,0xb0,0xf3 @ aesd q1,q15
+.byte 0x6e,0x43,0xf0,0xf3 @ aesd q10,q15
+ vld1.32 {q8},[r7]! @ re-pre-load rndkey[0]
+ add r6,r5,#2
+ veor q4,q4,q0
+ veor q5,q5,q1
+ veor q10,q10,q9
+ vld1.32 {q9},[r7]! @ re-pre-load rndkey[1]
+ vst1.8 {q4},[r1]!
+ vorr q0,q2,q2
+ vst1.8 {q5},[r1]!
+ vorr q1,q3,q3
+ vst1.8 {q10},[r1]!
+ vorr q10,q11,q11
+ bhs .Loop3x_cbc_dec
+
+ cmn r2,#0x30
+ beq .Lcbc_done
+ nop
+
+.Lcbc_dec_tail:
+.byte 0x60,0x23,0xb0,0xf3 @ aesd q1,q8
+.byte 0xc2,0x23,0xb0,0xf3 @ aesimc q1,q1
+.byte 0x60,0x43,0xf0,0xf3 @ aesd q10,q8
+.byte 0xe4,0x43,0xf0,0xf3 @ aesimc q10,q10
+ vld1.32 {q8},[r7]!
+ subs r6,r6,#2
+.byte 0x62,0x23,0xb0,0xf3 @ aesd q1,q9
+.byte 0xc2,0x23,0xb0,0xf3 @ aesimc q1,q1
+.byte 0x62,0x43,0xf0,0xf3 @ aesd q10,q9
+.byte 0xe4,0x43,0xf0,0xf3 @ aesimc q10,q10
+ vld1.32 {q9},[r7]!
+ bgt .Lcbc_dec_tail
+
+.byte 0x60,0x23,0xb0,0xf3 @ aesd q1,q8
+.byte 0xc2,0x23,0xb0,0xf3 @ aesimc q1,q1
+.byte 0x60,0x43,0xf0,0xf3 @ aesd q10,q8
+.byte 0xe4,0x43,0xf0,0xf3 @ aesimc q10,q10
+.byte 0x62,0x23,0xb0,0xf3 @ aesd q1,q9
+.byte 0xc2,0x23,0xb0,0xf3 @ aesimc q1,q1
+.byte 0x62,0x43,0xf0,0xf3 @ aesd q10,q9
+.byte 0xe4,0x43,0xf0,0xf3 @ aesimc q10,q10
+.byte 0x68,0x23,0xb0,0xf3 @ aesd q1,q12
+.byte 0xc2,0x23,0xb0,0xf3 @ aesimc q1,q1
+.byte 0x68,0x43,0xf0,0xf3 @ aesd q10,q12
+.byte 0xe4,0x43,0xf0,0xf3 @ aesimc q10,q10
+ cmn r2,#0x20
+.byte 0x6a,0x23,0xb0,0xf3 @ aesd q1,q13
+.byte 0xc2,0x23,0xb0,0xf3 @ aesimc q1,q1
+.byte 0x6a,0x43,0xf0,0xf3 @ aesd q10,q13
+.byte 0xe4,0x43,0xf0,0xf3 @ aesimc q10,q10
+ veor q5,q6,q7
+.byte 0x6c,0x23,0xb0,0xf3 @ aesd q1,q14
+.byte 0xc2,0x23,0xb0,0xf3 @ aesimc q1,q1
+.byte 0x6c,0x43,0xf0,0xf3 @ aesd q10,q14
+.byte 0xe4,0x43,0xf0,0xf3 @ aesimc q10,q10
+ veor q9,q3,q7
+.byte 0x6e,0x23,0xb0,0xf3 @ aesd q1,q15
+.byte 0x6e,0x43,0xf0,0xf3 @ aesd q10,q15
+ beq .Lcbc_dec_one
+ veor q5,q5,q1
+ veor q9,q9,q10
+ vorr q6,q11,q11
+ vst1.8 {q5},[r1]!
+ vst1.8 {q9},[r1]!
+ b .Lcbc_done
+
+.Lcbc_dec_one:
+ veor q5,q5,q10
+ vorr q6,q11,q11
+ vst1.8 {q5},[r1]!
+
+.Lcbc_done:
+ vst1.8 {q6},[r4]
+.Lcbc_abort:
+ vldmia sp!,{d8,d9,d10,d11,d12,d13,d14,d15}
+ ldmia sp!,{r4,r5,r6,r7,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,r5,r6,r7,r8,r9,r10,lr}
+ vstmdb sp!,{d8,d9,d10,d11,d12,d13,d14,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,#4
+ mov r12,#16
+ cmp r2,#2
+ add r7,r3,r5,lsl#4 @ pointer to last 5 round keys
+ sub r5,r5,#2
+ vld1.32 {q12,q13},[r7]!
+ vld1.32 {q14,q15},[r7]!
+ vld1.32 {q7},[r7]
+ add r7,r3,#32
+ mov r6,r5
+ movlo r12,#0
+#ifndef __ARMEB__
+ rev r8, r8
+#endif
+ vorr q1,q0,q0
+ add r10, r8, #1
+ vorr q10,q0,q0
+ add r8, r8, #2
+ vorr q6,q0,q0
+ rev r10, r10
+ vmov.32 d3[1],r10
+ bls .Lctr32_tail
+ rev r12, r8
+ sub r2,r2,#3 @ bias
+ vmov.32 d21[1],r12
+ b .Loop3x_ctr32
+
+.align 4
+.Loop3x_ctr32:
+.byte 0x20,0x03,0xb0,0xf3 @ aese q0,q8
+.byte 0x80,0x03,0xb0,0xf3 @ aesmc q0,q0
+.byte 0x20,0x23,0xb0,0xf3 @ aese q1,q8
+.byte 0x82,0x23,0xb0,0xf3 @ aesmc q1,q1
+.byte 0x20,0x43,0xf0,0xf3 @ aese q10,q8
+.byte 0xa4,0x43,0xf0,0xf3 @ aesmc q10,q10
+ vld1.32 {q8},[r7]!
+ subs r6,r6,#2
+.byte 0x22,0x03,0xb0,0xf3 @ aese q0,q9
+.byte 0x80,0x03,0xb0,0xf3 @ aesmc q0,q0
+.byte 0x22,0x23,0xb0,0xf3 @ aese q1,q9
+.byte 0x82,0x23,0xb0,0xf3 @ aesmc q1,q1
+.byte 0x22,0x43,0xf0,0xf3 @ aese q10,q9
+.byte 0xa4,0x43,0xf0,0xf3 @ aesmc q10,q10
+ vld1.32 {q9},[r7]!
+ bgt .Loop3x_ctr32
+
+.byte 0x20,0x03,0xb0,0xf3 @ aese q0,q8
+.byte 0x80,0x83,0xb0,0xf3 @ aesmc q4,q0
+.byte 0x20,0x23,0xb0,0xf3 @ aese q1,q8
+.byte 0x82,0xa3,0xb0,0xf3 @ aesmc q5,q1
+ vld1.8 {q2},[r0]!
+ vorr q0,q6,q6
+.byte 0x20,0x43,0xf0,0xf3 @ aese q10,q8
+.byte 0xa4,0x43,0xf0,0xf3 @ aesmc q10,q10
+ vld1.8 {q3},[r0]!
+ vorr q1,q6,q6
+.byte 0x22,0x83,0xb0,0xf3 @ aese q4,q9
+.byte 0x88,0x83,0xb0,0xf3 @ aesmc q4,q4
+.byte 0x22,0xa3,0xb0,0xf3 @ aese q5,q9
+.byte 0x8a,0xa3,0xb0,0xf3 @ aesmc q5,q5
+ vld1.8 {q11},[r0]!
+ mov r7,r3
+.byte 0x22,0x43,0xf0,0xf3 @ aese q10,q9
+.byte 0xa4,0x23,0xf0,0xf3 @ aesmc q9,q10
+ vorr q10,q6,q6
+ add r9,r8,#1
+.byte 0x28,0x83,0xb0,0xf3 @ aese q4,q12
+.byte 0x88,0x83,0xb0,0xf3 @ aesmc q4,q4
+.byte 0x28,0xa3,0xb0,0xf3 @ aese q5,q12
+.byte 0x8a,0xa3,0xb0,0xf3 @ aesmc q5,q5
+ veor q2,q2,q7
+ add r10,r8,#2
+.byte 0x28,0x23,0xf0,0xf3 @ aese q9,q12
+.byte 0xa2,0x23,0xf0,0xf3 @ aesmc q9,q9
+ veor q3,q3,q7
+ add r8,r8,#3
+.byte 0x2a,0x83,0xb0,0xf3 @ aese q4,q13
+.byte 0x88,0x83,0xb0,0xf3 @ aesmc q4,q4
+.byte 0x2a,0xa3,0xb0,0xf3 @ aese q5,q13
+.byte 0x8a,0xa3,0xb0,0xf3 @ aesmc q5,q5
+ veor q11,q11,q7
+ rev r9,r9
+.byte 0x2a,0x23,0xf0,0xf3 @ aese q9,q13
+.byte 0xa2,0x23,0xf0,0xf3 @ aesmc q9,q9
+ vmov.32 d1[1], r9
+ rev r10,r10
+.byte 0x2c,0x83,0xb0,0xf3 @ aese q4,q14
+.byte 0x88,0x83,0xb0,0xf3 @ aesmc q4,q4
+.byte 0x2c,0xa3,0xb0,0xf3 @ aese q5,q14
+.byte 0x8a,0xa3,0xb0,0xf3 @ aesmc q5,q5
+ vmov.32 d3[1], r10
+ rev r12,r8
+.byte 0x2c,0x23,0xf0,0xf3 @ aese q9,q14
+.byte 0xa2,0x23,0xf0,0xf3 @ aesmc q9,q9
+ vmov.32 d21[1], r12
+ subs r2,r2,#3
+.byte 0x2e,0x83,0xb0,0xf3 @ aese q4,q15
+.byte 0x2e,0xa3,0xb0,0xf3 @ aese q5,q15
+.byte 0x2e,0x23,0xf0,0xf3 @ aese q9,q15
+
+ veor q2,q2,q4
+ vld1.32 {q8},[r7]! @ re-pre-load rndkey[0]
+ vst1.8 {q2},[r1]!
+ veor q3,q3,q5
+ mov r6,r5
+ vst1.8 {q3},[r1]!
+ veor q11,q11,q9
+ vld1.32 {q9},[r7]! @ re-pre-load rndkey[1]
+ vst1.8 {q11},[r1]!
+ bhs .Loop3x_ctr32
+
+ adds r2,r2,#3
+ beq .Lctr32_done
+ cmp r2,#1
+ mov r12,#16
+ moveq r12,#0
+
+.Lctr32_tail:
+.byte 0x20,0x03,0xb0,0xf3 @ aese q0,q8
+.byte 0x80,0x03,0xb0,0xf3 @ aesmc q0,q0
+.byte 0x20,0x23,0xb0,0xf3 @ aese q1,q8
+.byte 0x82,0x23,0xb0,0xf3 @ aesmc q1,q1
+ vld1.32 {q8},[r7]!
+ subs r6,r6,#2
+.byte 0x22,0x03,0xb0,0xf3 @ aese q0,q9
+.byte 0x80,0x03,0xb0,0xf3 @ aesmc q0,q0
+.byte 0x22,0x23,0xb0,0xf3 @ aese q1,q9
+.byte 0x82,0x23,0xb0,0xf3 @ aesmc q1,q1
+ vld1.32 {q9},[r7]!
+ bgt .Lctr32_tail
+
+.byte 0x20,0x03,0xb0,0xf3 @ aese q0,q8
+.byte 0x80,0x03,0xb0,0xf3 @ aesmc q0,q0
+.byte 0x20,0x23,0xb0,0xf3 @ aese q1,q8
+.byte 0x82,0x23,0xb0,0xf3 @ aesmc q1,q1
+.byte 0x22,0x03,0xb0,0xf3 @ aese q0,q9
+.byte 0x80,0x03,0xb0,0xf3 @ aesmc q0,q0
+.byte 0x22,0x23,0xb0,0xf3 @ aese q1,q9
+.byte 0x82,0x23,0xb0,0xf3 @ aesmc q1,q1
+ vld1.8 {q2},[r0],r12
+.byte 0x28,0x03,0xb0,0xf3 @ aese q0,q12
+.byte 0x80,0x03,0xb0,0xf3 @ aesmc q0,q0
+.byte 0x28,0x23,0xb0,0xf3 @ aese q1,q12
+.byte 0x82,0x23,0xb0,0xf3 @ aesmc q1,q1
+ vld1.8 {q3},[r0]
+.byte 0x2a,0x03,0xb0,0xf3 @ aese q0,q13
+.byte 0x80,0x03,0xb0,0xf3 @ aesmc q0,q0
+.byte 0x2a,0x23,0xb0,0xf3 @ aese q1,q13
+.byte 0x82,0x23,0xb0,0xf3 @ aesmc q1,q1
+ veor q2,q2,q7
+.byte 0x2c,0x03,0xb0,0xf3 @ aese q0,q14
+.byte 0x80,0x03,0xb0,0xf3 @ aesmc q0,q0
+.byte 0x2c,0x23,0xb0,0xf3 @ aese q1,q14
+.byte 0x82,0x23,0xb0,0xf3 @ aesmc q1,q1
+ veor q3,q3,q7
+.byte 0x2e,0x03,0xb0,0xf3 @ aese q0,q15
+.byte 0x2e,0x23,0xb0,0xf3 @ aese q1,q15
+
+ cmp r2,#1
+ veor q2,q2,q0
+ veor q3,q3,q1
+ vst1.8 {q2},[r1]!
+ beq .Lctr32_done
+ vst1.8 {q3},[r1]
+
+.Lctr32_done:
+ vldmia sp!,{d8,d9,d10,d11,d12,d13,d14,d15}
+ ldmia sp!,{r4,r5,r6,r7,r8,r9,r10,pc}
+.size aes_v8_ctr32_encrypt_blocks,.-aes_v8_ctr32_encrypt_blocks
+#endif
generated by cgit v1.1 at 2024-12-22 09:22:04 +0000