summaryrefslogtreecommitdiff
path: root/secure/lib/libcrypto/aarch64/vpaes-armv8.S
diff options
context:
space:
mode:
Diffstat (limited to 'secure/lib/libcrypto/aarch64/vpaes-armv8.S')
-rw-r--r--secure/lib/libcrypto/aarch64/vpaes-armv8.S1198
1 files changed, 0 insertions, 1198 deletions
diff --git a/secure/lib/libcrypto/aarch64/vpaes-armv8.S b/secure/lib/libcrypto/aarch64/vpaes-armv8.S
deleted file mode 100644
index 390125ff05213..0000000000000
--- a/secure/lib/libcrypto/aarch64/vpaes-armv8.S
+++ /dev/null
@@ -1,1198 +0,0 @@
-/* $FreeBSD$ */
-/* Do not modify. This file is auto-generated from vpaes-armv8.pl. */
-.text
-
-.type _vpaes_consts,%object
-.align 7 // totally strategic alignment
-_vpaes_consts:
-.Lk_mc_forward: // mc_forward
-.quad 0x0407060500030201, 0x0C0F0E0D080B0A09
-.quad 0x080B0A0904070605, 0x000302010C0F0E0D
-.quad 0x0C0F0E0D080B0A09, 0x0407060500030201
-.quad 0x000302010C0F0E0D, 0x080B0A0904070605
-.Lk_mc_backward: // mc_backward
-.quad 0x0605040702010003, 0x0E0D0C0F0A09080B
-.quad 0x020100030E0D0C0F, 0x0A09080B06050407
-.quad 0x0E0D0C0F0A09080B, 0x0605040702010003
-.quad 0x0A09080B06050407, 0x020100030E0D0C0F
-.Lk_sr: // sr
-.quad 0x0706050403020100, 0x0F0E0D0C0B0A0908
-.quad 0x030E09040F0A0500, 0x0B06010C07020D08
-.quad 0x0F060D040B020900, 0x070E050C030A0108
-.quad 0x0B0E0104070A0D00, 0x0306090C0F020508
-
-//
-// "Hot" constants
-//
-.Lk_inv: // inv, inva
-.quad 0x0E05060F0D080180, 0x040703090A0B0C02
-.quad 0x01040A060F0B0780, 0x030D0E0C02050809
-.Lk_ipt: // input transform (lo, hi)
-.quad 0xC2B2E8985A2A7000, 0xCABAE09052227808
-.quad 0x4C01307D317C4D00, 0xCD80B1FCB0FDCC81
-.Lk_sbo: // sbou, sbot
-.quad 0xD0D26D176FBDC700, 0x15AABF7AC502A878
-.quad 0xCFE474A55FBB6A00, 0x8E1E90D1412B35FA
-.Lk_sb1: // sb1u, sb1t
-.quad 0x3618D415FAE22300, 0x3BF7CCC10D2ED9EF
-.quad 0xB19BE18FCB503E00, 0xA5DF7A6E142AF544
-.Lk_sb2: // sb2u, sb2t
-.quad 0x69EB88400AE12900, 0xC2A163C8AB82234A
-.quad 0xE27A93C60B712400, 0x5EB7E955BC982FCD
-
-//
-// Decryption stuff
-//
-.Lk_dipt: // decryption input transform
-.quad 0x0F505B040B545F00, 0x154A411E114E451A
-.quad 0x86E383E660056500, 0x12771772F491F194
-.Lk_dsbo: // decryption sbox final output
-.quad 0x1387EA537EF94000, 0xC7AA6DB9D4943E2D
-.quad 0x12D7560F93441D00, 0xCA4B8159D8C58E9C
-.Lk_dsb9: // decryption sbox output *9*u, *9*t
-.quad 0x851C03539A86D600, 0xCAD51F504F994CC9
-.quad 0xC03B1789ECD74900, 0x725E2C9EB2FBA565
-.Lk_dsbd: // decryption sbox output *D*u, *D*t
-.quad 0x7D57CCDFE6B1A200, 0xF56E9B13882A4439
-.quad 0x3CE2FAF724C6CB00, 0x2931180D15DEEFD3
-.Lk_dsbb: // decryption sbox output *B*u, *B*t
-.quad 0xD022649296B44200, 0x602646F6B0F2D404
-.quad 0xC19498A6CD596700, 0xF3FF0C3E3255AA6B
-.Lk_dsbe: // decryption sbox output *E*u, *E*t
-.quad 0x46F2929626D4D000, 0x2242600464B4F6B0
-.quad 0x0C55A6CDFFAAC100, 0x9467F36B98593E32
-
-//
-// Key schedule constants
-//
-.Lk_dksd: // decryption key schedule: invskew x*D
-.quad 0xFEB91A5DA3E44700, 0x0740E3A45A1DBEF9
-.quad 0x41C277F4B5368300, 0x5FDC69EAAB289D1E
-.Lk_dksb: // decryption key schedule: invskew x*B
-.quad 0x9A4FCA1F8550D500, 0x03D653861CC94C99
-.quad 0x115BEDA7B6FC4A00, 0xD993256F7E3482C8
-.Lk_dkse: // decryption key schedule: invskew x*E + 0x63
-.quad 0xD5031CCA1FC9D600, 0x53859A4C994F5086
-.quad 0xA23196054FDC7BE8, 0xCD5EF96A20B31487
-.Lk_dks9: // decryption key schedule: invskew x*9
-.quad 0xB6116FC87ED9A700, 0x4AED933482255BFC
-.quad 0x4576516227143300, 0x8BB89FACE9DAFDCE
-
-.Lk_rcon: // rcon
-.quad 0x1F8391B9AF9DEEB6, 0x702A98084D7C7D81
-
-.Lk_opt: // output transform
-.quad 0xFF9F4929D6B66000, 0xF7974121DEBE6808
-.quad 0x01EDBD5150BCEC00, 0xE10D5DB1B05C0CE0
-.Lk_deskew: // deskew tables: inverts the sbox's "skew"
-.quad 0x07E4A34047A4E300, 0x1DFEB95A5DBEF91A
-.quad 0x5F36B5DC83EA6900, 0x2841C2ABF49D1E77
-
-.byte 86,101,99,116,111,114,32,80,101,114,109,117,116,97,116,105,111,110,32,65,69,83,32,102,111,114,32,65,82,77,118,56,44,32,77,105,107,101,32,72,97,109,98,117,114,103,32,40,83,116,97,110,102,111,114,100,32,85,110,105,118,101,114,115,105,116,121,41,0
-.align 2
-.size _vpaes_consts,.-_vpaes_consts
-.align 6
-##
-## _aes_preheat
-##
-## Fills register %r10 -> .aes_consts (so you can -fPIC)
-## and %xmm9-%xmm15 as specified below.
-##
-.type _vpaes_encrypt_preheat,%function
-.align 4
-_vpaes_encrypt_preheat:
- adr x10, .Lk_inv
- movi v17.16b, #0x0f
- ld1 {v18.2d,v19.2d}, [x10],#32 // .Lk_inv
- ld1 {v20.2d,v21.2d,v22.2d,v23.2d}, [x10],#64 // .Lk_ipt, .Lk_sbo
- ld1 {v24.2d,v25.2d,v26.2d,v27.2d}, [x10] // .Lk_sb1, .Lk_sb2
- ret
-.size _vpaes_encrypt_preheat,.-_vpaes_encrypt_preheat
-
-##
-## _aes_encrypt_core
-##
-## AES-encrypt %xmm0.
-##
-## Inputs:
-## %xmm0 = input
-## %xmm9-%xmm15 as in _vpaes_preheat
-## (%rdx) = scheduled keys
-##
-## Output in %xmm0
-## Clobbers %xmm1-%xmm5, %r9, %r10, %r11, %rax
-## Preserves %xmm6 - %xmm8 so you get some local vectors
-##
-##
-.type _vpaes_encrypt_core,%function
-.align 4
-_vpaes_encrypt_core:
- mov x9, x2
- ldr w8, [x2,#240] // pull rounds
- adr x11, .Lk_mc_forward+16
- // vmovdqa .Lk_ipt(%rip), %xmm2 # iptlo
- ld1 {v16.2d}, [x9], #16 // vmovdqu (%r9), %xmm5 # round0 key
- and v1.16b, v7.16b, v17.16b // vpand %xmm9, %xmm0, %xmm1
- ushr v0.16b, v7.16b, #4 // vpsrlb $4, %xmm0, %xmm0
- tbl v1.16b, {v20.16b}, v1.16b // vpshufb %xmm1, %xmm2, %xmm1
- // vmovdqa .Lk_ipt+16(%rip), %xmm3 # ipthi
- tbl v2.16b, {v21.16b}, v0.16b // vpshufb %xmm0, %xmm3, %xmm2
- eor v0.16b, v1.16b, v16.16b // vpxor %xmm5, %xmm1, %xmm0
- eor v0.16b, v0.16b, v2.16b // vpxor %xmm2, %xmm0, %xmm0
- b .Lenc_entry
-
-.align 4
-.Lenc_loop:
- // middle of middle round
- add x10, x11, #0x40
- tbl v4.16b, {v25.16b}, v2.16b // vpshufb %xmm2, %xmm13, %xmm4 # 4 = sb1u
- ld1 {v1.2d}, [x11], #16 // vmovdqa -0x40(%r11,%r10), %xmm1 # .Lk_mc_forward[]
- tbl v0.16b, {v24.16b}, v3.16b // vpshufb %xmm3, %xmm12, %xmm0 # 0 = sb1t
- eor v4.16b, v4.16b, v16.16b // vpxor %xmm5, %xmm4, %xmm4 # 4 = sb1u + k
- tbl v5.16b, {v27.16b}, v2.16b // vpshufb %xmm2, %xmm15, %xmm5 # 4 = sb2u
- eor v0.16b, v0.16b, v4.16b // vpxor %xmm4, %xmm0, %xmm0 # 0 = A
- tbl v2.16b, {v26.16b}, v3.16b // vpshufb %xmm3, %xmm14, %xmm2 # 2 = sb2t
- ld1 {v4.2d}, [x10] // vmovdqa (%r11,%r10), %xmm4 # .Lk_mc_backward[]
- tbl v3.16b, {v0.16b}, v1.16b // vpshufb %xmm1, %xmm0, %xmm3 # 0 = B
- eor v2.16b, v2.16b, v5.16b // vpxor %xmm5, %xmm2, %xmm2 # 2 = 2A
- tbl v0.16b, {v0.16b}, v4.16b // vpshufb %xmm4, %xmm0, %xmm0 # 3 = D
- eor v3.16b, v3.16b, v2.16b // vpxor %xmm2, %xmm3, %xmm3 # 0 = 2A+B
- tbl v4.16b, {v3.16b}, v1.16b // vpshufb %xmm1, %xmm3, %xmm4 # 0 = 2B+C
- eor v0.16b, v0.16b, v3.16b // vpxor %xmm3, %xmm0, %xmm0 # 3 = 2A+B+D
- and x11, x11, #~(1<<6) // and $0x30, %r11 # ... mod 4
- eor v0.16b, v0.16b, v4.16b // vpxor %xmm4, %xmm0, %xmm0 # 0 = 2A+3B+C+D
- sub w8, w8, #1 // nr--
-
-.Lenc_entry:
- // top of round
- and v1.16b, v0.16b, v17.16b // vpand %xmm0, %xmm9, %xmm1 # 0 = k
- ushr v0.16b, v0.16b, #4 // vpsrlb $4, %xmm0, %xmm0 # 1 = i
- tbl v5.16b, {v19.16b}, v1.16b // vpshufb %xmm1, %xmm11, %xmm5 # 2 = a/k
- eor v1.16b, v1.16b, v0.16b // vpxor %xmm0, %xmm1, %xmm1 # 0 = j
- tbl v3.16b, {v18.16b}, v0.16b // vpshufb %xmm0, %xmm10, %xmm3 # 3 = 1/i
- tbl v4.16b, {v18.16b}, v1.16b // vpshufb %xmm1, %xmm10, %xmm4 # 4 = 1/j
- eor v3.16b, v3.16b, v5.16b // vpxor %xmm5, %xmm3, %xmm3 # 3 = iak = 1/i + a/k
- eor v4.16b, v4.16b, v5.16b // vpxor %xmm5, %xmm4, %xmm4 # 4 = jak = 1/j + a/k
- tbl v2.16b, {v18.16b}, v3.16b // vpshufb %xmm3, %xmm10, %xmm2 # 2 = 1/iak
- tbl v3.16b, {v18.16b}, v4.16b // vpshufb %xmm4, %xmm10, %xmm3 # 3 = 1/jak
- eor v2.16b, v2.16b, v1.16b // vpxor %xmm1, %xmm2, %xmm2 # 2 = io
- eor v3.16b, v3.16b, v0.16b // vpxor %xmm0, %xmm3, %xmm3 # 3 = jo
- ld1 {v16.2d}, [x9],#16 // vmovdqu (%r9), %xmm5
- cbnz w8, .Lenc_loop
-
- // middle of last round
- add x10, x11, #0x80
- // vmovdqa -0x60(%r10), %xmm4 # 3 : sbou .Lk_sbo
- // vmovdqa -0x50(%r10), %xmm0 # 0 : sbot .Lk_sbo+16
- tbl v4.16b, {v22.16b}, v2.16b // vpshufb %xmm2, %xmm4, %xmm4 # 4 = sbou
- ld1 {v1.2d}, [x10] // vmovdqa 0x40(%r11,%r10), %xmm1 # .Lk_sr[]
- tbl v0.16b, {v23.16b}, v3.16b // vpshufb %xmm3, %xmm0, %xmm0 # 0 = sb1t
- eor v4.16b, v4.16b, v16.16b // vpxor %xmm5, %xmm4, %xmm4 # 4 = sb1u + k
- eor v0.16b, v0.16b, v4.16b // vpxor %xmm4, %xmm0, %xmm0 # 0 = A
- tbl v0.16b, {v0.16b}, v1.16b // vpshufb %xmm1, %xmm0, %xmm0
- ret
-.size _vpaes_encrypt_core,.-_vpaes_encrypt_core
-
-.globl vpaes_encrypt
-.type vpaes_encrypt,%function
-.align 4
-vpaes_encrypt:
-.inst 0xd503233f // paciasp
- stp x29,x30,[sp,#-16]!
- add x29,sp,#0
-
- ld1 {v7.16b}, [x0]
- bl _vpaes_encrypt_preheat
- bl _vpaes_encrypt_core
- st1 {v0.16b}, [x1]
-
- ldp x29,x30,[sp],#16
-.inst 0xd50323bf // autiasp
- ret
-.size vpaes_encrypt,.-vpaes_encrypt
-
-.type _vpaes_encrypt_2x,%function
-.align 4
-_vpaes_encrypt_2x:
- mov x9, x2
- ldr w8, [x2,#240] // pull rounds
- adr x11, .Lk_mc_forward+16
- // vmovdqa .Lk_ipt(%rip), %xmm2 # iptlo
- ld1 {v16.2d}, [x9], #16 // vmovdqu (%r9), %xmm5 # round0 key
- and v1.16b, v14.16b, v17.16b // vpand %xmm9, %xmm0, %xmm1
- ushr v0.16b, v14.16b, #4 // vpsrlb $4, %xmm0, %xmm0
- and v9.16b, v15.16b, v17.16b
- ushr v8.16b, v15.16b, #4
- tbl v1.16b, {v20.16b}, v1.16b // vpshufb %xmm1, %xmm2, %xmm1
- tbl v9.16b, {v20.16b}, v9.16b
- // vmovdqa .Lk_ipt+16(%rip), %xmm3 # ipthi
- tbl v2.16b, {v21.16b}, v0.16b // vpshufb %xmm0, %xmm3, %xmm2
- tbl v10.16b, {v21.16b}, v8.16b
- eor v0.16b, v1.16b, v16.16b // vpxor %xmm5, %xmm1, %xmm0
- eor v8.16b, v9.16b, v16.16b
- eor v0.16b, v0.16b, v2.16b // vpxor %xmm2, %xmm0, %xmm0
- eor v8.16b, v8.16b, v10.16b
- b .Lenc_2x_entry
-
-.align 4
-.Lenc_2x_loop:
- // middle of middle round
- add x10, x11, #0x40
- tbl v4.16b, {v25.16b}, v2.16b // vpshufb %xmm2, %xmm13, %xmm4 # 4 = sb1u
- tbl v12.16b, {v25.16b}, v10.16b
- ld1 {v1.2d}, [x11], #16 // vmovdqa -0x40(%r11,%r10), %xmm1 # .Lk_mc_forward[]
- tbl v0.16b, {v24.16b}, v3.16b // vpshufb %xmm3, %xmm12, %xmm0 # 0 = sb1t
- tbl v8.16b, {v24.16b}, v11.16b
- eor v4.16b, v4.16b, v16.16b // vpxor %xmm5, %xmm4, %xmm4 # 4 = sb1u + k
- eor v12.16b, v12.16b, v16.16b
- tbl v5.16b, {v27.16b}, v2.16b // vpshufb %xmm2, %xmm15, %xmm5 # 4 = sb2u
- tbl v13.16b, {v27.16b}, v10.16b
- eor v0.16b, v0.16b, v4.16b // vpxor %xmm4, %xmm0, %xmm0 # 0 = A
- eor v8.16b, v8.16b, v12.16b
- tbl v2.16b, {v26.16b}, v3.16b // vpshufb %xmm3, %xmm14, %xmm2 # 2 = sb2t
- tbl v10.16b, {v26.16b}, v11.16b
- ld1 {v4.2d}, [x10] // vmovdqa (%r11,%r10), %xmm4 # .Lk_mc_backward[]
- tbl v3.16b, {v0.16b}, v1.16b // vpshufb %xmm1, %xmm0, %xmm3 # 0 = B
- tbl v11.16b, {v8.16b}, v1.16b
- eor v2.16b, v2.16b, v5.16b // vpxor %xmm5, %xmm2, %xmm2 # 2 = 2A
- eor v10.16b, v10.16b, v13.16b
- tbl v0.16b, {v0.16b}, v4.16b // vpshufb %xmm4, %xmm0, %xmm0 # 3 = D
- tbl v8.16b, {v8.16b}, v4.16b
- eor v3.16b, v3.16b, v2.16b // vpxor %xmm2, %xmm3, %xmm3 # 0 = 2A+B
- eor v11.16b, v11.16b, v10.16b
- tbl v4.16b, {v3.16b}, v1.16b // vpshufb %xmm1, %xmm3, %xmm4 # 0 = 2B+C
- tbl v12.16b, {v11.16b},v1.16b
- eor v0.16b, v0.16b, v3.16b // vpxor %xmm3, %xmm0, %xmm0 # 3 = 2A+B+D
- eor v8.16b, v8.16b, v11.16b
- and x11, x11, #~(1<<6) // and $0x30, %r11 # ... mod 4
- eor v0.16b, v0.16b, v4.16b // vpxor %xmm4, %xmm0, %xmm0 # 0 = 2A+3B+C+D
- eor v8.16b, v8.16b, v12.16b
- sub w8, w8, #1 // nr--
-
-.Lenc_2x_entry:
- // top of round
- and v1.16b, v0.16b, v17.16b // vpand %xmm0, %xmm9, %xmm1 # 0 = k
- ushr v0.16b, v0.16b, #4 // vpsrlb $4, %xmm0, %xmm0 # 1 = i
- and v9.16b, v8.16b, v17.16b
- ushr v8.16b, v8.16b, #4
- tbl v5.16b, {v19.16b},v1.16b // vpshufb %xmm1, %xmm11, %xmm5 # 2 = a/k
- tbl v13.16b, {v19.16b},v9.16b
- eor v1.16b, v1.16b, v0.16b // vpxor %xmm0, %xmm1, %xmm1 # 0 = j
- eor v9.16b, v9.16b, v8.16b
- tbl v3.16b, {v18.16b},v0.16b // vpshufb %xmm0, %xmm10, %xmm3 # 3 = 1/i
- tbl v11.16b, {v18.16b},v8.16b
- tbl v4.16b, {v18.16b},v1.16b // vpshufb %xmm1, %xmm10, %xmm4 # 4 = 1/j
- tbl v12.16b, {v18.16b},v9.16b
- eor v3.16b, v3.16b, v5.16b // vpxor %xmm5, %xmm3, %xmm3 # 3 = iak = 1/i + a/k
- eor v11.16b, v11.16b, v13.16b
- eor v4.16b, v4.16b, v5.16b // vpxor %xmm5, %xmm4, %xmm4 # 4 = jak = 1/j + a/k
- eor v12.16b, v12.16b, v13.16b
- tbl v2.16b, {v18.16b},v3.16b // vpshufb %xmm3, %xmm10, %xmm2 # 2 = 1/iak
- tbl v10.16b, {v18.16b},v11.16b
- tbl v3.16b, {v18.16b},v4.16b // vpshufb %xmm4, %xmm10, %xmm3 # 3 = 1/jak
- tbl v11.16b, {v18.16b},v12.16b
- eor v2.16b, v2.16b, v1.16b // vpxor %xmm1, %xmm2, %xmm2 # 2 = io
- eor v10.16b, v10.16b, v9.16b
- eor v3.16b, v3.16b, v0.16b // vpxor %xmm0, %xmm3, %xmm3 # 3 = jo
- eor v11.16b, v11.16b, v8.16b
- ld1 {v16.2d}, [x9],#16 // vmovdqu (%r9), %xmm5
- cbnz w8, .Lenc_2x_loop
-
- // middle of last round
- add x10, x11, #0x80
- // vmovdqa -0x60(%r10), %xmm4 # 3 : sbou .Lk_sbo
- // vmovdqa -0x50(%r10), %xmm0 # 0 : sbot .Lk_sbo+16
- tbl v4.16b, {v22.16b}, v2.16b // vpshufb %xmm2, %xmm4, %xmm4 # 4 = sbou
- tbl v12.16b, {v22.16b}, v10.16b
- ld1 {v1.2d}, [x10] // vmovdqa 0x40(%r11,%r10), %xmm1 # .Lk_sr[]
- tbl v0.16b, {v23.16b}, v3.16b // vpshufb %xmm3, %xmm0, %xmm0 # 0 = sb1t
- tbl v8.16b, {v23.16b}, v11.16b
- eor v4.16b, v4.16b, v16.16b // vpxor %xmm5, %xmm4, %xmm4 # 4 = sb1u + k
- eor v12.16b, v12.16b, v16.16b
- eor v0.16b, v0.16b, v4.16b // vpxor %xmm4, %xmm0, %xmm0 # 0 = A
- eor v8.16b, v8.16b, v12.16b
- tbl v0.16b, {v0.16b},v1.16b // vpshufb %xmm1, %xmm0, %xmm0
- tbl v1.16b, {v8.16b},v1.16b
- ret
-.size _vpaes_encrypt_2x,.-_vpaes_encrypt_2x
-
-.type _vpaes_decrypt_preheat,%function
-.align 4
-_vpaes_decrypt_preheat:
- adr x10, .Lk_inv
- movi v17.16b, #0x0f
- adr x11, .Lk_dipt
- ld1 {v18.2d,v19.2d}, [x10],#32 // .Lk_inv
- ld1 {v20.2d,v21.2d,v22.2d,v23.2d}, [x11],#64 // .Lk_dipt, .Lk_dsbo
- ld1 {v24.2d,v25.2d,v26.2d,v27.2d}, [x11],#64 // .Lk_dsb9, .Lk_dsbd
- ld1 {v28.2d,v29.2d,v30.2d,v31.2d}, [x11] // .Lk_dsbb, .Lk_dsbe
- ret
-.size _vpaes_decrypt_preheat,.-_vpaes_decrypt_preheat
-
-##
-## Decryption core
-##
-## Same API as encryption core.
-##
-.type _vpaes_decrypt_core,%function
-.align 4
-_vpaes_decrypt_core:
- mov x9, x2
- ldr w8, [x2,#240] // pull rounds
-
- // vmovdqa .Lk_dipt(%rip), %xmm2 # iptlo
- lsl x11, x8, #4 // mov %rax, %r11; shl $4, %r11
- eor x11, x11, #0x30 // xor $0x30, %r11
- adr x10, .Lk_sr
- and x11, x11, #0x30 // and $0x30, %r11
- add x11, x11, x10
- adr x10, .Lk_mc_forward+48
-
- ld1 {v16.2d}, [x9],#16 // vmovdqu (%r9), %xmm4 # round0 key
- and v1.16b, v7.16b, v17.16b // vpand %xmm9, %xmm0, %xmm1
- ushr v0.16b, v7.16b, #4 // vpsrlb $4, %xmm0, %xmm0
- tbl v2.16b, {v20.16b}, v1.16b // vpshufb %xmm1, %xmm2, %xmm2
- ld1 {v5.2d}, [x10] // vmovdqa .Lk_mc_forward+48(%rip), %xmm5
- // vmovdqa .Lk_dipt+16(%rip), %xmm1 # ipthi
- tbl v0.16b, {v21.16b}, v0.16b // vpshufb %xmm0, %xmm1, %xmm0
- eor v2.16b, v2.16b, v16.16b // vpxor %xmm4, %xmm2, %xmm2
- eor v0.16b, v0.16b, v2.16b // vpxor %xmm2, %xmm0, %xmm0
- b .Ldec_entry
-
-.align 4
-.Ldec_loop:
-//
-// Inverse mix columns
-//
- // vmovdqa -0x20(%r10),%xmm4 # 4 : sb9u
- // vmovdqa -0x10(%r10),%xmm1 # 0 : sb9t
- tbl v4.16b, {v24.16b}, v2.16b // vpshufb %xmm2, %xmm4, %xmm4 # 4 = sb9u
- tbl v1.16b, {v25.16b}, v3.16b // vpshufb %xmm3, %xmm1, %xmm1 # 0 = sb9t
- eor v0.16b, v4.16b, v16.16b // vpxor %xmm4, %xmm0, %xmm0
- // vmovdqa 0x00(%r10),%xmm4 # 4 : sbdu
- eor v0.16b, v0.16b, v1.16b // vpxor %xmm1, %xmm0, %xmm0 # 0 = ch
- // vmovdqa 0x10(%r10),%xmm1 # 0 : sbdt
-
- tbl v4.16b, {v26.16b}, v2.16b // vpshufb %xmm2, %xmm4, %xmm4 # 4 = sbdu
- tbl v0.16b, {v0.16b}, v5.16b // vpshufb %xmm5, %xmm0, %xmm0 # MC ch
- tbl v1.16b, {v27.16b}, v3.16b // vpshufb %xmm3, %xmm1, %xmm1 # 0 = sbdt
- eor v0.16b, v0.16b, v4.16b // vpxor %xmm4, %xmm0, %xmm0 # 4 = ch
- // vmovdqa 0x20(%r10), %xmm4 # 4 : sbbu
- eor v0.16b, v0.16b, v1.16b // vpxor %xmm1, %xmm0, %xmm0 # 0 = ch
- // vmovdqa 0x30(%r10), %xmm1 # 0 : sbbt
-
- tbl v4.16b, {v28.16b}, v2.16b // vpshufb %xmm2, %xmm4, %xmm4 # 4 = sbbu
- tbl v0.16b, {v0.16b}, v5.16b // vpshufb %xmm5, %xmm0, %xmm0 # MC ch
- tbl v1.16b, {v29.16b}, v3.16b // vpshufb %xmm3, %xmm1, %xmm1 # 0 = sbbt
- eor v0.16b, v0.16b, v4.16b // vpxor %xmm4, %xmm0, %xmm0 # 4 = ch
- // vmovdqa 0x40(%r10), %xmm4 # 4 : sbeu
- eor v0.16b, v0.16b, v1.16b // vpxor %xmm1, %xmm0, %xmm0 # 0 = ch
- // vmovdqa 0x50(%r10), %xmm1 # 0 : sbet
-
- tbl v4.16b, {v30.16b}, v2.16b // vpshufb %xmm2, %xmm4, %xmm4 # 4 = sbeu
- tbl v0.16b, {v0.16b}, v5.16b // vpshufb %xmm5, %xmm0, %xmm0 # MC ch
- tbl v1.16b, {v31.16b}, v3.16b // vpshufb %xmm3, %xmm1, %xmm1 # 0 = sbet
- eor v0.16b, v0.16b, v4.16b // vpxor %xmm4, %xmm0, %xmm0 # 4 = ch
- ext v5.16b, v5.16b, v5.16b, #12 // vpalignr $12, %xmm5, %xmm5, %xmm5
- eor v0.16b, v0.16b, v1.16b // vpxor %xmm1, %xmm0, %xmm0 # 0 = ch
- sub w8, w8, #1 // sub $1,%rax # nr--
-
-.Ldec_entry:
- // top of round
- and v1.16b, v0.16b, v17.16b // vpand %xmm9, %xmm0, %xmm1 # 0 = k
- ushr v0.16b, v0.16b, #4 // vpsrlb $4, %xmm0, %xmm0 # 1 = i
- tbl v2.16b, {v19.16b}, v1.16b // vpshufb %xmm1, %xmm11, %xmm2 # 2 = a/k
- eor v1.16b, v1.16b, v0.16b // vpxor %xmm0, %xmm1, %xmm1 # 0 = j
- tbl v3.16b, {v18.16b}, v0.16b // vpshufb %xmm0, %xmm10, %xmm3 # 3 = 1/i
- tbl v4.16b, {v18.16b}, v1.16b // vpshufb %xmm1, %xmm10, %xmm4 # 4 = 1/j
- eor v3.16b, v3.16b, v2.16b // vpxor %xmm2, %xmm3, %xmm3 # 3 = iak = 1/i + a/k
- eor v4.16b, v4.16b, v2.16b // vpxor %xmm2, %xmm4, %xmm4 # 4 = jak = 1/j + a/k
- tbl v2.16b, {v18.16b}, v3.16b // vpshufb %xmm3, %xmm10, %xmm2 # 2 = 1/iak
- tbl v3.16b, {v18.16b}, v4.16b // vpshufb %xmm4, %xmm10, %xmm3 # 3 = 1/jak
- eor v2.16b, v2.16b, v1.16b // vpxor %xmm1, %xmm2, %xmm2 # 2 = io
- eor v3.16b, v3.16b, v0.16b // vpxor %xmm0, %xmm3, %xmm3 # 3 = jo
- ld1 {v16.2d}, [x9],#16 // vmovdqu (%r9), %xmm0
- cbnz w8, .Ldec_loop
-
- // middle of last round
- // vmovdqa 0x60(%r10), %xmm4 # 3 : sbou
- tbl v4.16b, {v22.16b}, v2.16b // vpshufb %xmm2, %xmm4, %xmm4 # 4 = sbou
- // vmovdqa 0x70(%r10), %xmm1 # 0 : sbot
- ld1 {v2.2d}, [x11] // vmovdqa -0x160(%r11), %xmm2 # .Lk_sr-.Lk_dsbd=-0x160
- tbl v1.16b, {v23.16b}, v3.16b // vpshufb %xmm3, %xmm1, %xmm1 # 0 = sb1t
- eor v4.16b, v4.16b, v16.16b // vpxor %xmm0, %xmm4, %xmm4 # 4 = sb1u + k
- eor v0.16b, v1.16b, v4.16b // vpxor %xmm4, %xmm1, %xmm0 # 0 = A
- tbl v0.16b, {v0.16b}, v2.16b // vpshufb %xmm2, %xmm0, %xmm0
- ret
-.size _vpaes_decrypt_core,.-_vpaes_decrypt_core
-
-.globl vpaes_decrypt
-.type vpaes_decrypt,%function
-.align 4
-vpaes_decrypt:
-.inst 0xd503233f // paciasp
- stp x29,x30,[sp,#-16]!
- add x29,sp,#0
-
- ld1 {v7.16b}, [x0]
- bl _vpaes_decrypt_preheat
- bl _vpaes_decrypt_core
- st1 {v0.16b}, [x1]
-
- ldp x29,x30,[sp],#16
-.inst 0xd50323bf // autiasp
- ret
-.size vpaes_decrypt,.-vpaes_decrypt
-
-// v14-v15 input, v0-v1 output
-.type _vpaes_decrypt_2x,%function
-.align 4
-_vpaes_decrypt_2x:
- mov x9, x2
- ldr w8, [x2,#240] // pull rounds
-
- // vmovdqa .Lk_dipt(%rip), %xmm2 # iptlo
- lsl x11, x8, #4 // mov %rax, %r11; shl $4, %r11
- eor x11, x11, #0x30 // xor $0x30, %r11
- adr x10, .Lk_sr
- and x11, x11, #0x30 // and $0x30, %r11
- add x11, x11, x10
- adr x10, .Lk_mc_forward+48
-
- ld1 {v16.2d}, [x9],#16 // vmovdqu (%r9), %xmm4 # round0 key
- and v1.16b, v14.16b, v17.16b // vpand %xmm9, %xmm0, %xmm1
- ushr v0.16b, v14.16b, #4 // vpsrlb $4, %xmm0, %xmm0
- and v9.16b, v15.16b, v17.16b
- ushr v8.16b, v15.16b, #4
- tbl v2.16b, {v20.16b},v1.16b // vpshufb %xmm1, %xmm2, %xmm2
- tbl v10.16b, {v20.16b},v9.16b
- ld1 {v5.2d}, [x10] // vmovdqa .Lk_mc_forward+48(%rip), %xmm5
- // vmovdqa .Lk_dipt+16(%rip), %xmm1 # ipthi
- tbl v0.16b, {v21.16b},v0.16b // vpshufb %xmm0, %xmm1, %xmm0
- tbl v8.16b, {v21.16b},v8.16b
- eor v2.16b, v2.16b, v16.16b // vpxor %xmm4, %xmm2, %xmm2
- eor v10.16b, v10.16b, v16.16b
- eor v0.16b, v0.16b, v2.16b // vpxor %xmm2, %xmm0, %xmm0
- eor v8.16b, v8.16b, v10.16b
- b .Ldec_2x_entry
-
-.align 4
-.Ldec_2x_loop:
-//
-// Inverse mix columns
-//
- // vmovdqa -0x20(%r10),%xmm4 # 4 : sb9u
- // vmovdqa -0x10(%r10),%xmm1 # 0 : sb9t
- tbl v4.16b, {v24.16b}, v2.16b // vpshufb %xmm2, %xmm4, %xmm4 # 4 = sb9u
- tbl v12.16b, {v24.16b}, v10.16b
- tbl v1.16b, {v25.16b}, v3.16b // vpshufb %xmm3, %xmm1, %xmm1 # 0 = sb9t
- tbl v9.16b, {v25.16b}, v11.16b
- eor v0.16b, v4.16b, v16.16b // vpxor %xmm4, %xmm0, %xmm0
- eor v8.16b, v12.16b, v16.16b
- // vmovdqa 0x00(%r10),%xmm4 # 4 : sbdu
- eor v0.16b, v0.16b, v1.16b // vpxor %xmm1, %xmm0, %xmm0 # 0 = ch
- eor v8.16b, v8.16b, v9.16b // vpxor %xmm1, %xmm0, %xmm0 # 0 = ch
- // vmovdqa 0x10(%r10),%xmm1 # 0 : sbdt
-
- tbl v4.16b, {v26.16b}, v2.16b // vpshufb %xmm2, %xmm4, %xmm4 # 4 = sbdu
- tbl v12.16b, {v26.16b}, v10.16b
- tbl v0.16b, {v0.16b},v5.16b // vpshufb %xmm5, %xmm0, %xmm0 # MC ch
- tbl v8.16b, {v8.16b},v5.16b
- tbl v1.16b, {v27.16b}, v3.16b // vpshufb %xmm3, %xmm1, %xmm1 # 0 = sbdt
- tbl v9.16b, {v27.16b}, v11.16b
- eor v0.16b, v0.16b, v4.16b // vpxor %xmm4, %xmm0, %xmm0 # 4 = ch
- eor v8.16b, v8.16b, v12.16b
- // vmovdqa 0x20(%r10), %xmm4 # 4 : sbbu
- eor v0.16b, v0.16b, v1.16b // vpxor %xmm1, %xmm0, %xmm0 # 0 = ch
- eor v8.16b, v8.16b, v9.16b
- // vmovdqa 0x30(%r10), %xmm1 # 0 : sbbt
-
- tbl v4.16b, {v28.16b}, v2.16b // vpshufb %xmm2, %xmm4, %xmm4 # 4 = sbbu
- tbl v12.16b, {v28.16b}, v10.16b
- tbl v0.16b, {v0.16b},v5.16b // vpshufb %xmm5, %xmm0, %xmm0 # MC ch
- tbl v8.16b, {v8.16b},v5.16b
- tbl v1.16b, {v29.16b}, v3.16b // vpshufb %xmm3, %xmm1, %xmm1 # 0 = sbbt
- tbl v9.16b, {v29.16b}, v11.16b
- eor v0.16b, v0.16b, v4.16b // vpxor %xmm4, %xmm0, %xmm0 # 4 = ch
- eor v8.16b, v8.16b, v12.16b
- // vmovdqa 0x40(%r10), %xmm4 # 4 : sbeu
- eor v0.16b, v0.16b, v1.16b // vpxor %xmm1, %xmm0, %xmm0 # 0 = ch
- eor v8.16b, v8.16b, v9.16b
- // vmovdqa 0x50(%r10), %xmm1 # 0 : sbet
-
- tbl v4.16b, {v30.16b}, v2.16b // vpshufb %xmm2, %xmm4, %xmm4 # 4 = sbeu
- tbl v12.16b, {v30.16b}, v10.16b
- tbl v0.16b, {v0.16b},v5.16b // vpshufb %xmm5, %xmm0, %xmm0 # MC ch
- tbl v8.16b, {v8.16b},v5.16b
- tbl v1.16b, {v31.16b}, v3.16b // vpshufb %xmm3, %xmm1, %xmm1 # 0 = sbet
- tbl v9.16b, {v31.16b}, v11.16b
- eor v0.16b, v0.16b, v4.16b // vpxor %xmm4, %xmm0, %xmm0 # 4 = ch
- eor v8.16b, v8.16b, v12.16b
- ext v5.16b, v5.16b, v5.16b, #12 // vpalignr $12, %xmm5, %xmm5, %xmm5
- eor v0.16b, v0.16b, v1.16b // vpxor %xmm1, %xmm0, %xmm0 # 0 = ch
- eor v8.16b, v8.16b, v9.16b
- sub w8, w8, #1 // sub $1,%rax # nr--
-
-.Ldec_2x_entry:
- // top of round
- and v1.16b, v0.16b, v17.16b // vpand %xmm9, %xmm0, %xmm1 # 0 = k
- ushr v0.16b, v0.16b, #4 // vpsrlb $4, %xmm0, %xmm0 # 1 = i
- and v9.16b, v8.16b, v17.16b
- ushr v8.16b, v8.16b, #4
- tbl v2.16b, {v19.16b},v1.16b // vpshufb %xmm1, %xmm11, %xmm2 # 2 = a/k
- tbl v10.16b, {v19.16b},v9.16b
- eor v1.16b, v1.16b, v0.16b // vpxor %xmm0, %xmm1, %xmm1 # 0 = j
- eor v9.16b, v9.16b, v8.16b
- tbl v3.16b, {v18.16b},v0.16b // vpshufb %xmm0, %xmm10, %xmm3 # 3 = 1/i
- tbl v11.16b, {v18.16b},v8.16b
- tbl v4.16b, {v18.16b},v1.16b // vpshufb %xmm1, %xmm10, %xmm4 # 4 = 1/j
- tbl v12.16b, {v18.16b},v9.16b
- eor v3.16b, v3.16b, v2.16b // vpxor %xmm2, %xmm3, %xmm3 # 3 = iak = 1/i + a/k
- eor v11.16b, v11.16b, v10.16b
- eor v4.16b, v4.16b, v2.16b // vpxor %xmm2, %xmm4, %xmm4 # 4 = jak = 1/j + a/k
- eor v12.16b, v12.16b, v10.16b
- tbl v2.16b, {v18.16b},v3.16b // vpshufb %xmm3, %xmm10, %xmm2 # 2 = 1/iak
- tbl v10.16b, {v18.16b},v11.16b
- tbl v3.16b, {v18.16b},v4.16b // vpshufb %xmm4, %xmm10, %xmm3 # 3 = 1/jak
- tbl v11.16b, {v18.16b},v12.16b
- eor v2.16b, v2.16b, v1.16b // vpxor %xmm1, %xmm2, %xmm2 # 2 = io
- eor v10.16b, v10.16b, v9.16b
- eor v3.16b, v3.16b, v0.16b // vpxor %xmm0, %xmm3, %xmm3 # 3 = jo
- eor v11.16b, v11.16b, v8.16b
- ld1 {v16.2d}, [x9],#16 // vmovdqu (%r9), %xmm0
- cbnz w8, .Ldec_2x_loop
-
- // middle of last round
- // vmovdqa 0x60(%r10), %xmm4 # 3 : sbou
- tbl v4.16b, {v22.16b}, v2.16b // vpshufb %xmm2, %xmm4, %xmm4 # 4 = sbou
- tbl v12.16b, {v22.16b}, v10.16b
- // vmovdqa 0x70(%r10), %xmm1 # 0 : sbot
- tbl v1.16b, {v23.16b}, v3.16b // vpshufb %xmm3, %xmm1, %xmm1 # 0 = sb1t
- tbl v9.16b, {v23.16b}, v11.16b
- ld1 {v2.2d}, [x11] // vmovdqa -0x160(%r11), %xmm2 # .Lk_sr-.Lk_dsbd=-0x160
- eor v4.16b, v4.16b, v16.16b // vpxor %xmm0, %xmm4, %xmm4 # 4 = sb1u + k
- eor v12.16b, v12.16b, v16.16b
- eor v0.16b, v1.16b, v4.16b // vpxor %xmm4, %xmm1, %xmm0 # 0 = A
- eor v8.16b, v9.16b, v12.16b
- tbl v0.16b, {v0.16b},v2.16b // vpshufb %xmm2, %xmm0, %xmm0
- tbl v1.16b, {v8.16b},v2.16b
- ret
-.size _vpaes_decrypt_2x,.-_vpaes_decrypt_2x
-########################################################
-## ##
-## AES key schedule ##
-## ##
-########################################################
-.type _vpaes_key_preheat,%function
-.align 4
-_vpaes_key_preheat:
- adr x10, .Lk_inv
- movi v16.16b, #0x5b // .Lk_s63
- adr x11, .Lk_sb1
- movi v17.16b, #0x0f // .Lk_s0F
- ld1 {v18.2d,v19.2d,v20.2d,v21.2d}, [x10] // .Lk_inv, .Lk_ipt
- adr x10, .Lk_dksd
- ld1 {v22.2d,v23.2d}, [x11] // .Lk_sb1
- adr x11, .Lk_mc_forward
- ld1 {v24.2d,v25.2d,v26.2d,v27.2d}, [x10],#64 // .Lk_dksd, .Lk_dksb
- ld1 {v28.2d,v29.2d,v30.2d,v31.2d}, [x10],#64 // .Lk_dkse, .Lk_dks9
- ld1 {v8.2d}, [x10] // .Lk_rcon
- ld1 {v9.2d}, [x11] // .Lk_mc_forward[0]
- ret
-.size _vpaes_key_preheat,.-_vpaes_key_preheat
-
-.type _vpaes_schedule_core,%function
-.align 4
-_vpaes_schedule_core:
-.inst 0xd503233f // paciasp
- stp x29, x30, [sp,#-16]!
- add x29,sp,#0
-
- bl _vpaes_key_preheat // load the tables
-
- ld1 {v0.16b}, [x0],#16 // vmovdqu (%rdi), %xmm0 # load key (unaligned)
-
- // input transform
- mov v3.16b, v0.16b // vmovdqa %xmm0, %xmm3
- bl _vpaes_schedule_transform
- mov v7.16b, v0.16b // vmovdqa %xmm0, %xmm7
-
- adr x10, .Lk_sr // lea .Lk_sr(%rip),%r10
- add x8, x8, x10
- cbnz w3, .Lschedule_am_decrypting
-
- // encrypting, output zeroth round key after transform
- st1 {v0.2d}, [x2] // vmovdqu %xmm0, (%rdx)
- b .Lschedule_go
-
-.Lschedule_am_decrypting:
- // decrypting, output zeroth round key after shiftrows
- ld1 {v1.2d}, [x8] // vmovdqa (%r8,%r10), %xmm1
- tbl v3.16b, {v3.16b}, v1.16b // vpshufb %xmm1, %xmm3, %xmm3
- st1 {v3.2d}, [x2] // vmovdqu %xmm3, (%rdx)
- eor x8, x8, #0x30 // xor $0x30, %r8
-
-.Lschedule_go:
- cmp w1, #192 // cmp $192, %esi
- b.hi .Lschedule_256
- b.eq .Lschedule_192
- // 128: fall though
-
-##
-## .schedule_128
-##
-## 128-bit specific part of key schedule.
-##
-## This schedule is really simple, because all its parts
-## are accomplished by the subroutines.
-##
-.Lschedule_128:
- mov x0, #10 // mov $10, %esi
-
-.Loop_schedule_128:
- sub x0, x0, #1 // dec %esi
- bl _vpaes_schedule_round
- cbz x0, .Lschedule_mangle_last
- bl _vpaes_schedule_mangle // write output
- b .Loop_schedule_128
-
-##
-## .aes_schedule_192
-##
-## 192-bit specific part of key schedule.
-##
-## The main body of this schedule is the same as the 128-bit
-## schedule, but with more smearing. The long, high side is
-## stored in %xmm7 as before, and the short, low side is in
-## the high bits of %xmm6.
-##
-## This schedule is somewhat nastier, however, because each
-## round produces 192 bits of key material, or 1.5 round keys.
-## Therefore, on each cycle we do 2 rounds and produce 3 round
-## keys.
-##
-.align 4
-.Lschedule_192:
- sub x0, x0, #8
- ld1 {v0.16b}, [x0] // vmovdqu 8(%rdi),%xmm0 # load key part 2 (very unaligned)
- bl _vpaes_schedule_transform // input transform
- mov v6.16b, v0.16b // vmovdqa %xmm0, %xmm6 # save short part
- eor v4.16b, v4.16b, v4.16b // vpxor %xmm4, %xmm4, %xmm4 # clear 4
- ins v6.d[0], v4.d[0] // vmovhlps %xmm4, %xmm6, %xmm6 # clobber low side with zeros
- mov x0, #4 // mov $4, %esi
-
-.Loop_schedule_192:
- sub x0, x0, #1 // dec %esi
- bl _vpaes_schedule_round
- ext v0.16b, v6.16b, v0.16b, #8 // vpalignr $8,%xmm6,%xmm0,%xmm0
- bl _vpaes_schedule_mangle // save key n
- bl _vpaes_schedule_192_smear
- bl _vpaes_schedule_mangle // save key n+1
- bl _vpaes_schedule_round
- cbz x0, .Lschedule_mangle_last
- bl _vpaes_schedule_mangle // save key n+2
- bl _vpaes_schedule_192_smear
- b .Loop_schedule_192
-
-##
-## .aes_schedule_256
-##
-## 256-bit specific part of key schedule.
-##
-## The structure here is very similar to the 128-bit
-## schedule, but with an additional "low side" in
-## %xmm6. The low side's rounds are the same as the
-## high side's, except no rcon and no rotation.
-##
-.align 4
-.Lschedule_256:
- ld1 {v0.16b}, [x0] // vmovdqu 16(%rdi),%xmm0 # load key part 2 (unaligned)
- bl _vpaes_schedule_transform // input transform
- mov x0, #7 // mov $7, %esi
-
-.Loop_schedule_256:
- sub x0, x0, #1 // dec %esi
- bl _vpaes_schedule_mangle // output low result
- mov v6.16b, v0.16b // vmovdqa %xmm0, %xmm6 # save cur_lo in xmm6
-
- // high round
- bl _vpaes_schedule_round
- cbz x0, .Lschedule_mangle_last
- bl _vpaes_schedule_mangle
-
- // low round. swap xmm7 and xmm6
- dup v0.4s, v0.s[3] // vpshufd $0xFF, %xmm0, %xmm0
- movi v4.16b, #0
- mov v5.16b, v7.16b // vmovdqa %xmm7, %xmm5
- mov v7.16b, v6.16b // vmovdqa %xmm6, %xmm7
- bl _vpaes_schedule_low_round
- mov v7.16b, v5.16b // vmovdqa %xmm5, %xmm7
-
- b .Loop_schedule_256
-
-##
-## .aes_schedule_mangle_last
-##
-## Mangler for last round of key schedule
-## Mangles %xmm0
-## when encrypting, outputs out(%xmm0) ^ 63
-## when decrypting, outputs unskew(%xmm0)
-##
-## Always called right before return... jumps to cleanup and exits
-##
-.align 4
-.Lschedule_mangle_last:
- // schedule last round key from xmm0
- adr x11, .Lk_deskew // lea .Lk_deskew(%rip),%r11 # prepare to deskew
- cbnz w3, .Lschedule_mangle_last_dec
-
- // encrypting
- ld1 {v1.2d}, [x8] // vmovdqa (%r8,%r10),%xmm1
- adr x11, .Lk_opt // lea .Lk_opt(%rip), %r11 # prepare to output transform
- add x2, x2, #32 // add $32, %rdx
- tbl v0.16b, {v0.16b}, v1.16b // vpshufb %xmm1, %xmm0, %xmm0 # output permute
-
-.Lschedule_mangle_last_dec:
- ld1 {v20.2d,v21.2d}, [x11] // reload constants
- sub x2, x2, #16 // add $-16, %rdx
- eor v0.16b, v0.16b, v16.16b // vpxor .Lk_s63(%rip), %xmm0, %xmm0
- bl _vpaes_schedule_transform // output transform
- st1 {v0.2d}, [x2] // vmovdqu %xmm0, (%rdx) # save last key
-
- // cleanup
- eor v0.16b, v0.16b, v0.16b // vpxor %xmm0, %xmm0, %xmm0
- eor v1.16b, v1.16b, v1.16b // vpxor %xmm1, %xmm1, %xmm1
- eor v2.16b, v2.16b, v2.16b // vpxor %xmm2, %xmm2, %xmm2
- eor v3.16b, v3.16b, v3.16b // vpxor %xmm3, %xmm3, %xmm3
- eor v4.16b, v4.16b, v4.16b // vpxor %xmm4, %xmm4, %xmm4
- eor v5.16b, v5.16b, v5.16b // vpxor %xmm5, %xmm5, %xmm5
- eor v6.16b, v6.16b, v6.16b // vpxor %xmm6, %xmm6, %xmm6
- eor v7.16b, v7.16b, v7.16b // vpxor %xmm7, %xmm7, %xmm7
- ldp x29, x30, [sp],#16
-.inst 0xd50323bf // autiasp
- ret
-.size _vpaes_schedule_core,.-_vpaes_schedule_core
-
-##
-## .aes_schedule_192_smear
-##
-## Smear the short, low side in the 192-bit key schedule.
-##
-## Inputs:
-## %xmm7: high side, b a x y
-## %xmm6: low side, d c 0 0
-## %xmm13: 0
-##
-## Outputs:
-## %xmm6: b+c+d b+c 0 0
-## %xmm0: b+c+d b+c b a
-##
-.type _vpaes_schedule_192_smear,%function
-.align 4
-_vpaes_schedule_192_smear:
- movi v1.16b, #0
- dup v0.4s, v7.s[3]
- ins v1.s[3], v6.s[2] // vpshufd $0x80, %xmm6, %xmm1 # d c 0 0 -> c 0 0 0
- ins v0.s[0], v7.s[2] // vpshufd $0xFE, %xmm7, %xmm0 # b a _ _ -> b b b a
- eor v6.16b, v6.16b, v1.16b // vpxor %xmm1, %xmm6, %xmm6 # -> c+d c 0 0
- eor v1.16b, v1.16b, v1.16b // vpxor %xmm1, %xmm1, %xmm1
- eor v6.16b, v6.16b, v0.16b // vpxor %xmm0, %xmm6, %xmm6 # -> b+c+d b+c b a
- mov v0.16b, v6.16b // vmovdqa %xmm6, %xmm0
- ins v6.d[0], v1.d[0] // vmovhlps %xmm1, %xmm6, %xmm6 # clobber low side with zeros
- ret
-.size _vpaes_schedule_192_smear,.-_vpaes_schedule_192_smear
-
-##
-## .aes_schedule_round
-##
-## Runs one main round of the key schedule on %xmm0, %xmm7
-##
-## Specifically, runs subbytes on the high dword of %xmm0
-## then rotates it by one byte and xors into the low dword of
-## %xmm7.
-##
-## Adds rcon from low byte of %xmm8, then rotates %xmm8 for
-## next rcon.
-##
-## Smears the dwords of %xmm7 by xoring the low into the
-## second low, result into third, result into highest.
-##
-## Returns results in %xmm7 = %xmm0.
-## Clobbers %xmm1-%xmm4, %r11.
-##
-.type _vpaes_schedule_round,%function
-.align 4
-_vpaes_schedule_round:
- // extract rcon from xmm8
- movi v4.16b, #0 // vpxor %xmm4, %xmm4, %xmm4
- ext v1.16b, v8.16b, v4.16b, #15 // vpalignr $15, %xmm8, %xmm4, %xmm1
- ext v8.16b, v8.16b, v8.16b, #15 // vpalignr $15, %xmm8, %xmm8, %xmm8
- eor v7.16b, v7.16b, v1.16b // vpxor %xmm1, %xmm7, %xmm7
-
- // rotate
- dup v0.4s, v0.s[3] // vpshufd $0xFF, %xmm0, %xmm0
- ext v0.16b, v0.16b, v0.16b, #1 // vpalignr $1, %xmm0, %xmm0, %xmm0
-
- // fall through...
-
- // low round: same as high round, but no rotation and no rcon.
-_vpaes_schedule_low_round:
- // smear xmm7
- ext v1.16b, v4.16b, v7.16b, #12 // vpslldq $4, %xmm7, %xmm1
- eor v7.16b, v7.16b, v1.16b // vpxor %xmm1, %xmm7, %xmm7
- ext v4.16b, v4.16b, v7.16b, #8 // vpslldq $8, %xmm7, %xmm4
-
- // subbytes
- and v1.16b, v0.16b, v17.16b // vpand %xmm9, %xmm0, %xmm1 # 0 = k
- ushr v0.16b, v0.16b, #4 // vpsrlb $4, %xmm0, %xmm0 # 1 = i
- eor v7.16b, v7.16b, v4.16b // vpxor %xmm4, %xmm7, %xmm7
- tbl v2.16b, {v19.16b}, v1.16b // vpshufb %xmm1, %xmm11, %xmm2 # 2 = a/k
- eor v1.16b, v1.16b, v0.16b // vpxor %xmm0, %xmm1, %xmm1 # 0 = j
- tbl v3.16b, {v18.16b}, v0.16b // vpshufb %xmm0, %xmm10, %xmm3 # 3 = 1/i
- eor v3.16b, v3.16b, v2.16b // vpxor %xmm2, %xmm3, %xmm3 # 3 = iak = 1/i + a/k
- tbl v4.16b, {v18.16b}, v1.16b // vpshufb %xmm1, %xmm10, %xmm4 # 4 = 1/j
- eor v7.16b, v7.16b, v16.16b // vpxor .Lk_s63(%rip), %xmm7, %xmm7
- tbl v3.16b, {v18.16b}, v3.16b // vpshufb %xmm3, %xmm10, %xmm3 # 2 = 1/iak
- eor v4.16b, v4.16b, v2.16b // vpxor %xmm2, %xmm4, %xmm4 # 4 = jak = 1/j + a/k
- tbl v2.16b, {v18.16b}, v4.16b // vpshufb %xmm4, %xmm10, %xmm2 # 3 = 1/jak
- eor v3.16b, v3.16b, v1.16b // vpxor %xmm1, %xmm3, %xmm3 # 2 = io
- eor v2.16b, v2.16b, v0.16b // vpxor %xmm0, %xmm2, %xmm2 # 3 = jo
- tbl v4.16b, {v23.16b}, v3.16b // vpshufb %xmm3, %xmm13, %xmm4 # 4 = sbou
- tbl v1.16b, {v22.16b}, v2.16b // vpshufb %xmm2, %xmm12, %xmm1 # 0 = sb1t
- eor v1.16b, v1.16b, v4.16b // vpxor %xmm4, %xmm1, %xmm1 # 0 = sbox output
-
- // add in smeared stuff
- eor v0.16b, v1.16b, v7.16b // vpxor %xmm7, %xmm1, %xmm0
- eor v7.16b, v1.16b, v7.16b // vmovdqa %xmm0, %xmm7
- ret
-.size _vpaes_schedule_round,.-_vpaes_schedule_round
-
-##
-## .aes_schedule_transform
-##
-## Linear-transform %xmm0 according to tables at (%r11)
-##
-## Requires that %xmm9 = 0x0F0F... as in preheat
-## Output in %xmm0
-## Clobbers %xmm1, %xmm2
-##
-.type _vpaes_schedule_transform,%function
-.align 4
-_vpaes_schedule_transform:
- and v1.16b, v0.16b, v17.16b // vpand %xmm9, %xmm0, %xmm1
- ushr v0.16b, v0.16b, #4 // vpsrlb $4, %xmm0, %xmm0
- // vmovdqa (%r11), %xmm2 # lo
- tbl v2.16b, {v20.16b}, v1.16b // vpshufb %xmm1, %xmm2, %xmm2
- // vmovdqa 16(%r11), %xmm1 # hi
- tbl v0.16b, {v21.16b}, v0.16b // vpshufb %xmm0, %xmm1, %xmm0
- eor v0.16b, v0.16b, v2.16b // vpxor %xmm2, %xmm0, %xmm0
- ret
-.size _vpaes_schedule_transform,.-_vpaes_schedule_transform
-
-##
-## .aes_schedule_mangle
-##
-## Mangle xmm0 from (basis-transformed) standard version
-## to our version.
-##
-## On encrypt,
-## xor with 0x63
-## multiply by circulant 0,1,1,1
-## apply shiftrows transform
-##
-## On decrypt,
-## xor with 0x63
-## multiply by "inverse mixcolumns" circulant E,B,D,9
-## deskew
-## apply shiftrows transform
-##
-##
-## Writes out to (%rdx), and increments or decrements it
-## Keeps track of round number mod 4 in %r8
-## Preserves xmm0
-## Clobbers xmm1-xmm5
-##
-.type _vpaes_schedule_mangle,%function
-.align 4
-_vpaes_schedule_mangle:
- mov v4.16b, v0.16b // vmovdqa %xmm0, %xmm4 # save xmm0 for later
- // vmovdqa .Lk_mc_forward(%rip),%xmm5
- cbnz w3, .Lschedule_mangle_dec
-
- // encrypting
- eor v4.16b, v0.16b, v16.16b // vpxor .Lk_s63(%rip), %xmm0, %xmm4
- add x2, x2, #16 // add $16, %rdx
- tbl v4.16b, {v4.16b}, v9.16b // vpshufb %xmm5, %xmm4, %xmm4
- tbl v1.16b, {v4.16b}, v9.16b // vpshufb %xmm5, %xmm4, %xmm1
- tbl v3.16b, {v1.16b}, v9.16b // vpshufb %xmm5, %xmm1, %xmm3
- eor v4.16b, v4.16b, v1.16b // vpxor %xmm1, %xmm4, %xmm4
- ld1 {v1.2d}, [x8] // vmovdqa (%r8,%r10), %xmm1
- eor v3.16b, v3.16b, v4.16b // vpxor %xmm4, %xmm3, %xmm3
-
- b .Lschedule_mangle_both
-.align 4
-.Lschedule_mangle_dec:
- // inverse mix columns
- // lea .Lk_dksd(%rip),%r11
- ushr v1.16b, v4.16b, #4 // vpsrlb $4, %xmm4, %xmm1 # 1 = hi
- and v4.16b, v4.16b, v17.16b // vpand %xmm9, %xmm4, %xmm4 # 4 = lo
-
- // vmovdqa 0x00(%r11), %xmm2
- tbl v2.16b, {v24.16b}, v4.16b // vpshufb %xmm4, %xmm2, %xmm2
- // vmovdqa 0x10(%r11), %xmm3
- tbl v3.16b, {v25.16b}, v1.16b // vpshufb %xmm1, %xmm3, %xmm3
- eor v3.16b, v3.16b, v2.16b // vpxor %xmm2, %xmm3, %xmm3
- tbl v3.16b, {v3.16b}, v9.16b // vpshufb %xmm5, %xmm3, %xmm3
-
- // vmovdqa 0x20(%r11), %xmm2
- tbl v2.16b, {v26.16b}, v4.16b // vpshufb %xmm4, %xmm2, %xmm2
- eor v2.16b, v2.16b, v3.16b // vpxor %xmm3, %xmm2, %xmm2
- // vmovdqa 0x30(%r11), %xmm3
- tbl v3.16b, {v27.16b}, v1.16b // vpshufb %xmm1, %xmm3, %xmm3
- eor v3.16b, v3.16b, v2.16b // vpxor %xmm2, %xmm3, %xmm3
- tbl v3.16b, {v3.16b}, v9.16b // vpshufb %xmm5, %xmm3, %xmm3
-
- // vmovdqa 0x40(%r11), %xmm2
- tbl v2.16b, {v28.16b}, v4.16b // vpshufb %xmm4, %xmm2, %xmm2
- eor v2.16b, v2.16b, v3.16b // vpxor %xmm3, %xmm2, %xmm2
- // vmovdqa 0x50(%r11), %xmm3
- tbl v3.16b, {v29.16b}, v1.16b // vpshufb %xmm1, %xmm3, %xmm3
- eor v3.16b, v3.16b, v2.16b // vpxor %xmm2, %xmm3, %xmm3
-
- // vmovdqa 0x60(%r11), %xmm2
- tbl v2.16b, {v30.16b}, v4.16b // vpshufb %xmm4, %xmm2, %xmm2
- tbl v3.16b, {v3.16b}, v9.16b // vpshufb %xmm5, %xmm3, %xmm3
- // vmovdqa 0x70(%r11), %xmm4
- tbl v4.16b, {v31.16b}, v1.16b // vpshufb %xmm1, %xmm4, %xmm4
- ld1 {v1.2d}, [x8] // vmovdqa (%r8,%r10), %xmm1
- eor v2.16b, v2.16b, v3.16b // vpxor %xmm3, %xmm2, %xmm2
- eor v3.16b, v4.16b, v2.16b // vpxor %xmm2, %xmm4, %xmm3
-
- sub x2, x2, #16 // add $-16, %rdx
-
-.Lschedule_mangle_both:
- tbl v3.16b, {v3.16b}, v1.16b // vpshufb %xmm1, %xmm3, %xmm3
- add x8, x8, #64-16 // add $-16, %r8
- and x8, x8, #~(1<<6) // and $0x30, %r8
- st1 {v3.2d}, [x2] // vmovdqu %xmm3, (%rdx)
- ret
-.size _vpaes_schedule_mangle,.-_vpaes_schedule_mangle
-
-.globl vpaes_set_encrypt_key
-.type vpaes_set_encrypt_key,%function
-.align 4
-vpaes_set_encrypt_key:
-.inst 0xd503233f // paciasp
- stp x29,x30,[sp,#-16]!
- add x29,sp,#0
- stp d8,d9,[sp,#-16]! // ABI spec says so
-
- lsr w9, w1, #5 // shr $5,%eax
- add w9, w9, #5 // $5,%eax
- str w9, [x2,#240] // mov %eax,240(%rdx) # AES_KEY->rounds = nbits/32+5;
-
- mov w3, #0 // mov $0,%ecx
- mov x8, #0x30 // mov $0x30,%r8d
- bl _vpaes_schedule_core
- eor x0, x0, x0
-
- ldp d8,d9,[sp],#16
- ldp x29,x30,[sp],#16
-.inst 0xd50323bf // autiasp
- ret
-.size vpaes_set_encrypt_key,.-vpaes_set_encrypt_key
-
-.globl vpaes_set_decrypt_key
-.type vpaes_set_decrypt_key,%function
-.align 4
-vpaes_set_decrypt_key:
-.inst 0xd503233f // paciasp
- stp x29,x30,[sp,#-16]!
- add x29,sp,#0
- stp d8,d9,[sp,#-16]! // ABI spec says so
-
- lsr w9, w1, #5 // shr $5,%eax
- add w9, w9, #5 // $5,%eax
- str w9, [x2,#240] // mov %eax,240(%rdx) # AES_KEY->rounds = nbits/32+5;
- lsl w9, w9, #4 // shl $4,%eax
- add x2, x2, #16 // lea 16(%rdx,%rax),%rdx
- add x2, x2, x9
-
- mov w3, #1 // mov $1,%ecx
- lsr w8, w1, #1 // shr $1,%r8d
- and x8, x8, #32 // and $32,%r8d
- eor x8, x8, #32 // xor $32,%r8d # nbits==192?0:32
- bl _vpaes_schedule_core
-
- ldp d8,d9,[sp],#16
- ldp x29,x30,[sp],#16
-.inst 0xd50323bf // autiasp
- ret
-.size vpaes_set_decrypt_key,.-vpaes_set_decrypt_key
-.globl vpaes_cbc_encrypt
-.type vpaes_cbc_encrypt,%function
-.align 4
-vpaes_cbc_encrypt:
- cbz x2, .Lcbc_abort
- cmp w5, #0 // check direction
- b.eq vpaes_cbc_decrypt
-
-.inst 0xd503233f // paciasp
- stp x29,x30,[sp,#-16]!
- add x29,sp,#0
-
- mov x17, x2 // reassign
- mov x2, x3 // reassign
-
- ld1 {v0.16b}, [x4] // load ivec
- bl _vpaes_encrypt_preheat
- b .Lcbc_enc_loop
-
-.align 4
-.Lcbc_enc_loop:
- ld1 {v7.16b}, [x0],#16 // load input
- eor v7.16b, v7.16b, v0.16b // xor with ivec
- bl _vpaes_encrypt_core
- st1 {v0.16b}, [x1],#16 // save output
- subs x17, x17, #16
- b.hi .Lcbc_enc_loop
-
- st1 {v0.16b}, [x4] // write ivec
-
- ldp x29,x30,[sp],#16
-.inst 0xd50323bf // autiasp
-.Lcbc_abort:
- ret
-.size vpaes_cbc_encrypt,.-vpaes_cbc_encrypt
-
-.type vpaes_cbc_decrypt,%function
-.align 4
-vpaes_cbc_decrypt:
-.inst 0xd503233f // paciasp
- stp x29,x30,[sp,#-16]!
- add x29,sp,#0
- stp d8,d9,[sp,#-16]! // ABI spec says so
- stp d10,d11,[sp,#-16]!
- stp d12,d13,[sp,#-16]!
- stp d14,d15,[sp,#-16]!
-
- mov x17, x2 // reassign
- mov x2, x3 // reassign
- ld1 {v6.16b}, [x4] // load ivec
- bl _vpaes_decrypt_preheat
- tst x17, #16
- b.eq .Lcbc_dec_loop2x
-
- ld1 {v7.16b}, [x0], #16 // load input
- bl _vpaes_decrypt_core
- eor v0.16b, v0.16b, v6.16b // xor with ivec
- orr v6.16b, v7.16b, v7.16b // next ivec value
- st1 {v0.16b}, [x1], #16
- subs x17, x17, #16
- b.ls .Lcbc_dec_done
-
-.align 4
-.Lcbc_dec_loop2x:
- ld1 {v14.16b,v15.16b}, [x0], #32
- bl _vpaes_decrypt_2x
- eor v0.16b, v0.16b, v6.16b // xor with ivec
- eor v1.16b, v1.16b, v14.16b
- orr v6.16b, v15.16b, v15.16b
- st1 {v0.16b,v1.16b}, [x1], #32
- subs x17, x17, #32
- b.hi .Lcbc_dec_loop2x
-
-.Lcbc_dec_done:
- st1 {v6.16b}, [x4]
-
- ldp d14,d15,[sp],#16
- ldp d12,d13,[sp],#16
- ldp d10,d11,[sp],#16
- ldp d8,d9,[sp],#16
- ldp x29,x30,[sp],#16
-.inst 0xd50323bf // autiasp
- ret
-.size vpaes_cbc_decrypt,.-vpaes_cbc_decrypt
-.globl vpaes_ecb_encrypt
-.type vpaes_ecb_encrypt,%function
-.align 4
-vpaes_ecb_encrypt:
-.inst 0xd503233f // paciasp
- stp x29,x30,[sp,#-16]!
- add x29,sp,#0
- stp d8,d9,[sp,#-16]! // ABI spec says so
- stp d10,d11,[sp,#-16]!
- stp d12,d13,[sp,#-16]!
- stp d14,d15,[sp,#-16]!
-
- mov x17, x2
- mov x2, x3
- bl _vpaes_encrypt_preheat
- tst x17, #16
- b.eq .Lecb_enc_loop
-
- ld1 {v7.16b}, [x0],#16
- bl _vpaes_encrypt_core
- st1 {v0.16b}, [x1],#16
- subs x17, x17, #16
- b.ls .Lecb_enc_done
-
-.align 4
-.Lecb_enc_loop:
- ld1 {v14.16b,v15.16b}, [x0], #32
- bl _vpaes_encrypt_2x
- st1 {v0.16b,v1.16b}, [x1], #32
- subs x17, x17, #32
- b.hi .Lecb_enc_loop
-
-.Lecb_enc_done:
- ldp d14,d15,[sp],#16
- ldp d12,d13,[sp],#16
- ldp d10,d11,[sp],#16
- ldp d8,d9,[sp],#16
- ldp x29,x30,[sp],#16
-.inst 0xd50323bf // autiasp
- ret
-.size vpaes_ecb_encrypt,.-vpaes_ecb_encrypt
-
-.globl vpaes_ecb_decrypt
-.type vpaes_ecb_decrypt,%function
-.align 4
-vpaes_ecb_decrypt:
-.inst 0xd503233f // paciasp
- stp x29,x30,[sp,#-16]!
- add x29,sp,#0
- stp d8,d9,[sp,#-16]! // ABI spec says so
- stp d10,d11,[sp,#-16]!
- stp d12,d13,[sp,#-16]!
- stp d14,d15,[sp,#-16]!
-
- mov x17, x2
- mov x2, x3
- bl _vpaes_decrypt_preheat
- tst x17, #16
- b.eq .Lecb_dec_loop
-
- ld1 {v7.16b}, [x0],#16
- bl _vpaes_encrypt_core
- st1 {v0.16b}, [x1],#16
- subs x17, x17, #16
- b.ls .Lecb_dec_done
-
-.align 4
-.Lecb_dec_loop:
- ld1 {v14.16b,v15.16b}, [x0], #32
- bl _vpaes_decrypt_2x
- st1 {v0.16b,v1.16b}, [x1], #32
- subs x17, x17, #32
- b.hi .Lecb_dec_loop
-
-.Lecb_dec_done:
- ldp d14,d15,[sp],#16
- ldp d12,d13,[sp],#16
- ldp d10,d11,[sp],#16
- ldp d8,d9,[sp],#16
- ldp x29,x30,[sp],#16
-.inst 0xd50323bf // autiasp
- ret
-.size vpaes_ecb_decrypt,.-vpaes_ecb_decrypt
generated by cgit v1.2.3 (git 2.25.1) at 2024-06-13 16:54:05 +0000