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/* camellia-avx2-aesni-amd64.S - AES-NI/AVX2 implementation of Camellia cipher
*
* Copyright (C) 2013-2015 Jussi Kivilinna <jussi.kivilinna@iki.fi>
*
* This file is part of Libgcrypt.
*
* Libgcrypt is free software; you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as
* published by the Free Software Foundation; either version 2.1 of
* the License, or (at your option) any later version.
*
* Libgcrypt is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this program; if not, see <http://www.gnu.org/licenses/>.
*/
#include <config.h>
#ifdef __x86_64
#if (defined(HAVE_COMPATIBLE_GCC_AMD64_PLATFORM_AS) || \
defined(HAVE_COMPATIBLE_GCC_WIN64_PLATFORM_AS)) && \
defined(ENABLE_AESNI_SUPPORT) && defined(ENABLE_AVX2_SUPPORT)
#include "asm-common-amd64.h"
#define CAMELLIA_TABLE_BYTE_LEN 272
/* struct CAMELLIA_context: */
#define key_table 0
#define key_bitlength CAMELLIA_TABLE_BYTE_LEN
/* register macros */
#define CTX %rdi
#define RIO %r8
/**********************************************************************
helper macros
**********************************************************************/
#define filter_8bit(x, lo_t, hi_t, mask4bit, tmp0) \
vpand x, mask4bit, tmp0; \
vpandn x, mask4bit, x; \
vpsrld $4, x, x; \
\
vpshufb tmp0, lo_t, tmp0; \
vpshufb x, hi_t, x; \
vpxor tmp0, x, x;
#define ymm0_x xmm0
#define ymm1_x xmm1
#define ymm2_x xmm2
#define ymm3_x xmm3
#define ymm4_x xmm4
#define ymm5_x xmm5
#define ymm6_x xmm6
#define ymm7_x xmm7
#define ymm8_x xmm8
#define ymm9_x xmm9
#define ymm10_x xmm10
#define ymm11_x xmm11
#define ymm12_x xmm12
#define ymm13_x xmm13
#define ymm14_x xmm14
#define ymm15_x xmm15
/**********************************************************************
32-way camellia
**********************************************************************/
/*
* IN:
* x0..x7: byte-sliced AB state
* mem_cd: register pointer storing CD state
* key: index for key material
* OUT:
* x0..x7: new byte-sliced CD state
*/
#define roundsm32(x0, x1, x2, x3, x4, x5, x6, x7, t0, t1, t2, t3, t4, t5, t6, \
t7, mem_cd, key) \
/* \
* S-function with AES subbytes \
*/ \
vbroadcasti128 .Linv_shift_row rRIP, t4; \
vpbroadcastd .L0f0f0f0f rRIP, t7; \
vbroadcasti128 .Lpre_tf_lo_s1 rRIP, t5; \
vbroadcasti128 .Lpre_tf_hi_s1 rRIP, t6; \
vbroadcasti128 .Lpre_tf_lo_s4 rRIP, t2; \
vbroadcasti128 .Lpre_tf_hi_s4 rRIP, t3; \
\
/* AES inverse shift rows */ \
vpshufb t4, x0, x0; \
vpshufb t4, x7, x7; \
vpshufb t4, x3, x3; \
vpshufb t4, x6, x6; \
vpshufb t4, x2, x2; \
vpshufb t4, x5, x5; \
vpshufb t4, x1, x1; \
vpshufb t4, x4, x4; \
\
/* prefilter sboxes 1, 2 and 3 */ \
/* prefilter sbox 4 */ \
filter_8bit(x0, t5, t6, t7, t4); \
filter_8bit(x7, t5, t6, t7, t4); \
vextracti128 $1, x0, t0##_x; \
vextracti128 $1, x7, t1##_x; \
filter_8bit(x3, t2, t3, t7, t4); \
filter_8bit(x6, t2, t3, t7, t4); \
vextracti128 $1, x3, t3##_x; \
vextracti128 $1, x6, t2##_x; \
filter_8bit(x2, t5, t6, t7, t4); \
filter_8bit(x5, t5, t6, t7, t4); \
filter_8bit(x1, t5, t6, t7, t4); \
filter_8bit(x4, t5, t6, t7, t4); \
\
vpxor t4##_x, t4##_x, t4##_x; \
\
/* AES subbytes + AES shift rows */ \
vextracti128 $1, x2, t6##_x; \
vextracti128 $1, x5, t5##_x; \
vaesenclast t4##_x, x0##_x, x0##_x; \
vaesenclast t4##_x, t0##_x, t0##_x; \
vaesenclast t4##_x, x7##_x, x7##_x; \
vaesenclast t4##_x, t1##_x, t1##_x; \
vaesenclast t4##_x, x3##_x, x3##_x; \
vaesenclast t4##_x, t3##_x, t3##_x; \
vaesenclast t4##_x, x6##_x, x6##_x; \
vaesenclast t4##_x, t2##_x, t2##_x; \
vinserti128 $1, t0##_x, x0, x0; \
vinserti128 $1, t1##_x, x7, x7; \
vinserti128 $1, t3##_x, x3, x3; \
vinserti128 $1, t2##_x, x6, x6; \
vextracti128 $1, x1, t3##_x; \
vextracti128 $1, x4, t2##_x; \
vbroadcasti128 .Lpost_tf_lo_s1 rRIP, t0; \
vbroadcasti128 .Lpost_tf_hi_s1 rRIP, t1; \
vaesenclast t4##_x, x2##_x, x2##_x; \
vaesenclast t4##_x, t6##_x, t6##_x; \
vaesenclast t4##_x, x5##_x, x5##_x; \
vaesenclast t4##_x, t5##_x, t5##_x; \
vaesenclast t4##_x, x1##_x, x1##_x; \
vaesenclast t4##_x, t3##_x, t3##_x; \
vaesenclast t4##_x, x4##_x, x4##_x; \
vaesenclast t4##_x, t2##_x, t2##_x; \
vinserti128 $1, t6##_x, x2, x2; \
vinserti128 $1, t5##_x, x5, x5; \
vinserti128 $1, t3##_x, x1, x1; \
vinserti128 $1, t2##_x, x4, x4; \
\
/* postfilter sboxes 1 and 4 */ \
vbroadcasti128 .Lpost_tf_lo_s3 rRIP, t2; \
vbroadcasti128 .Lpost_tf_hi_s3 rRIP, t3; \
filter_8bit(x0, t0, t1, t7, t4); \
filter_8bit(x7, t0, t1, t7, t4); \
filter_8bit(x3, t0, t1, t7, t6); \
filter_8bit(x6, t0, t1, t7, t6); \
\
/* postfilter sbox 3 */ \
vbroadcasti128 .Lpost_tf_lo_s2 rRIP, t4; \
vbroadcasti128 .Lpost_tf_hi_s2 rRIP, t5; \
filter_8bit(x2, t2, t3, t7, t6); \
filter_8bit(x5, t2, t3, t7, t6); \
\
vpbroadcastq key, t0; /* higher 64-bit duplicate ignored */ \
\
/* postfilter sbox 2 */ \
filter_8bit(x1, t4, t5, t7, t2); \
filter_8bit(x4, t4, t5, t7, t2); \
vpxor t7, t7, t7; \
\
vpsrldq $1, t0, t1; \
vpsrldq $2, t0, t2; \
vpshufb t7, t1, t1; \
vpsrldq $3, t0, t3; \
\
/* P-function */ \
vpxor x5, x0, x0; \
vpxor x6, x1, x1; \
vpxor x7, x2, x2; \
vpxor x4, x3, x3; \
\
vpshufb t7, t2, t2; \
vpsrldq $4, t0, t4; \
vpshufb t7, t3, t3; \
vpsrldq $5, t0, t5; \
vpshufb t7, t4, t4; \
\
vpxor x2, x4, x4; \
vpxor x3, x5, x5; \
vpxor x0, x6, x6; \
vpxor x1, x7, x7; \
\
vpsrldq $6, t0, t6; \
vpshufb t7, t5, t5; \
vpshufb t7, t6, t6; \
\
vpxor x7, x0, x0; \
vpxor x4, x1, x1; \
vpxor x5, x2, x2; \
vpxor x6, x3, x3; \
\
vpxor x3, x4, x4; \
vpxor x0, x5, x5; \
vpxor x1, x6, x6; \
vpxor x2, x7, x7; /* note: high and low parts swapped */ \
\
/* Add key material and result to CD (x becomes new CD) */ \
\
vpxor t6, x1, x1; \
vpxor 5 * 32(mem_cd), x1, x1; \
\
vpsrldq $7, t0, t6; \
vpshufb t7, t0, t0; \
vpshufb t7, t6, t7; \
\
vpxor t7, x0, x0; \
vpxor 4 * 32(mem_cd), x0, x0; \
\
vpxor t5, x2, x2; \
vpxor 6 * 32(mem_cd), x2, x2; \
\
vpxor t4, x3, x3; \
vpxor 7 * 32(mem_cd), x3, x3; \
\
vpxor t3, x4, x4; \
vpxor 0 * 32(mem_cd), x4, x4; \
\
vpxor t2, x5, x5; \
vpxor 1 * 32(mem_cd), x5, x5; \
\
vpxor t1, x6, x6; \
vpxor 2 * 32(mem_cd), x6, x6; \
\
vpxor t0, x7, x7; \
vpxor 3 * 32(mem_cd), x7, x7;
/*
* IN/OUT:
* x0..x7: byte-sliced AB state preloaded
* mem_ab: byte-sliced AB state in memory
* mem_cb: byte-sliced CD state in memory
*/
#define two_roundsm32(x0, x1, x2, x3, x4, x5, x6, x7, y0, y1, y2, y3, y4, y5, \
y6, y7, mem_ab, mem_cd, i, dir, store_ab) \
roundsm32(x0, x1, x2, x3, x4, x5, x6, x7, y0, y1, y2, y3, y4, y5, \
y6, y7, mem_cd, (key_table + (i) * 8)(CTX)); \
\
vmovdqu x0, 4 * 32(mem_cd); \
vmovdqu x1, 5 * 32(mem_cd); \
vmovdqu x2, 6 * 32(mem_cd); \
vmovdqu x3, 7 * 32(mem_cd); \
vmovdqu x4, 0 * 32(mem_cd); \
vmovdqu x5, 1 * 32(mem_cd); \
vmovdqu x6, 2 * 32(mem_cd); \
vmovdqu x7, 3 * 32(mem_cd); \
\
roundsm32(x4, x5, x6, x7, x0, x1, x2, x3, y0, y1, y2, y3, y4, y5, \
y6, y7, mem_ab, (key_table + ((i) + (dir)) * 8)(CTX)); \
\
store_ab(x0, x1, x2, x3, x4, x5, x6, x7, mem_ab);
#define dummy_store(x0, x1, x2, x3, x4, x5, x6, x7, mem_ab) /* do nothing */
#define store_ab_state(x0, x1, x2, x3, x4, x5, x6, x7, mem_ab) \
/* Store new AB state */ \
vmovdqu x4, 4 * 32(mem_ab); \
vmovdqu x5, 5 * 32(mem_ab); \
vmovdqu x6, 6 * 32(mem_ab); \
vmovdqu x7, 7 * 32(mem_ab); \
vmovdqu x0, 0 * 32(mem_ab); \
vmovdqu x1, 1 * 32(mem_ab); \
vmovdqu x2, 2 * 32(mem_ab); \
vmovdqu x3, 3 * 32(mem_ab);
#define enc_rounds32(x0, x1, x2, x3, x4, x5, x6, x7, y0, y1, y2, y3, y4, y5, \
y6, y7, mem_ab, mem_cd, i) \
two_roundsm32(x0, x1, x2, x3, x4, x5, x6, x7, y0, y1, y2, y3, y4, y5, \
y6, y7, mem_ab, mem_cd, (i) + 2, 1, store_ab_state); \
two_roundsm32(x0, x1, x2, x3, x4, x5, x6, x7, y0, y1, y2, y3, y4, y5, \
y6, y7, mem_ab, mem_cd, (i) + 4, 1, store_ab_state); \
two_roundsm32(x0, x1, x2, x3, x4, x5, x6, x7, y0, y1, y2, y3, y4, y5, \
y6, y7, mem_ab, mem_cd, (i) + 6, 1, dummy_store);
#define dec_rounds32(x0, x1, x2, x3, x4, x5, x6, x7, y0, y1, y2, y3, y4, y5, \
y6, y7, mem_ab, mem_cd, i) \
two_roundsm32(x0, x1, x2, x3, x4, x5, x6, x7, y0, y1, y2, y3, y4, y5, \
y6, y7, mem_ab, mem_cd, (i) + 7, -1, store_ab_state); \
two_roundsm32(x0, x1, x2, x3, x4, x5, x6, x7, y0, y1, y2, y3, y4, y5, \
y6, y7, mem_ab, mem_cd, (i) + 5, -1, store_ab_state); \
two_roundsm32(x0, x1, x2, x3, x4, x5, x6, x7, y0, y1, y2, y3, y4, y5, \
y6, y7, mem_ab, mem_cd, (i) + 3, -1, dummy_store);
/*
* IN:
* v0..3: byte-sliced 32-bit integers
* OUT:
* v0..3: (IN <<< 1)
*/
#define rol32_1_32(v0, v1, v2, v3, t0, t1, t2, zero) \
vpcmpgtb v0, zero, t0; \
vpaddb v0, v0, v0; \
vpabsb t0, t0; \
\
vpcmpgtb v1, zero, t1; \
vpaddb v1, v1, v1; \
vpabsb t1, t1; \
\
vpcmpgtb v2, zero, t2; \
vpaddb v2, v2, v2; \
vpabsb t2, t2; \
\
vpor t0, v1, v1; \
\
vpcmpgtb v3, zero, t0; \
vpaddb v3, v3, v3; \
vpabsb t0, t0; \
\
vpor t1, v2, v2; \
vpor t2, v3, v3; \
vpor t0, v0, v0;
/*
* IN:
* r: byte-sliced AB state in memory
* l: byte-sliced CD state in memory
* OUT:
* x0..x7: new byte-sliced CD state
*/
#define fls32(l, l0, l1, l2, l3, l4, l5, l6, l7, r, t0, t1, t2, t3, tt0, \
tt1, tt2, tt3, kll, klr, krl, krr) \
/* \
* t0 = kll; \
* t0 &= ll; \
* lr ^= rol32(t0, 1); \
*/ \
vpbroadcastd kll, t0; /* only lowest 32-bit used */ \
vpxor tt0, tt0, tt0; \
vpshufb tt0, t0, t3; \
vpsrldq $1, t0, t0; \
vpshufb tt0, t0, t2; \
vpsrldq $1, t0, t0; \
vpshufb tt0, t0, t1; \
vpsrldq $1, t0, t0; \
vpshufb tt0, t0, t0; \
\
vpand l0, t0, t0; \
vpand l1, t1, t1; \
vpand l2, t2, t2; \
vpand l3, t3, t3; \
\
rol32_1_32(t3, t2, t1, t0, tt1, tt2, tt3, tt0); \
\
vpxor l4, t0, l4; \
vpbroadcastd krr, t0; /* only lowest 32-bit used */ \
vmovdqu l4, 4 * 32(l); \
vpxor l5, t1, l5; \
vmovdqu l5, 5 * 32(l); \
vpxor l6, t2, l6; \
vmovdqu l6, 6 * 32(l); \
vpxor l7, t3, l7; \
vmovdqu l7, 7 * 32(l); \
\
/* \
* t2 = krr; \
* t2 |= rr; \
* rl ^= t2; \
*/ \
\
vpshufb tt0, t0, t3; \
vpsrldq $1, t0, t0; \
vpshufb tt0, t0, t2; \
vpsrldq $1, t0, t0; \
vpshufb tt0, t0, t1; \
vpsrldq $1, t0, t0; \
vpshufb tt0, t0, t0; \
\
vpor 4 * 32(r), t0, t0; \
vpor 5 * 32(r), t1, t1; \
vpor 6 * 32(r), t2, t2; \
vpor 7 * 32(r), t3, t3; \
\
vpxor 0 * 32(r), t0, t0; \
vpxor 1 * 32(r), t1, t1; \
vpxor 2 * 32(r), t2, t2; \
vpxor 3 * 32(r), t3, t3; \
vmovdqu t0, 0 * 32(r); \
vpbroadcastd krl, t0; /* only lowest 32-bit used */ \
vmovdqu t1, 1 * 32(r); \
vmovdqu t2, 2 * 32(r); \
vmovdqu t3, 3 * 32(r); \
\
/* \
* t2 = krl; \
* t2 &= rl; \
* rr ^= rol32(t2, 1); \
*/ \
vpshufb tt0, t0, t3; \
vpsrldq $1, t0, t0; \
vpshufb tt0, t0, t2; \
vpsrldq $1, t0, t0; \
vpshufb tt0, t0, t1; \
vpsrldq $1, t0, t0; \
vpshufb tt0, t0, t0; \
\
vpand 0 * 32(r), t0, t0; \
vpand 1 * 32(r), t1, t1; \
vpand 2 * 32(r), t2, t2; \
vpand 3 * 32(r), t3, t3; \
\
rol32_1_32(t3, t2, t1, t0, tt1, tt2, tt3, tt0); \
\
vpxor 4 * 32(r), t0, t0; \
vpxor 5 * 32(r), t1, t1; \
vpxor 6 * 32(r), t2, t2; \
vpxor 7 * 32(r), t3, t3; \
vmovdqu t0, 4 * 32(r); \
vpbroadcastd klr, t0; /* only lowest 32-bit used */ \
vmovdqu t1, 5 * 32(r); \
vmovdqu t2, 6 * 32(r); \
vmovdqu t3, 7 * 32(r); \
\
/* \
* t0 = klr; \
* t0 |= lr; \
* ll ^= t0; \
*/ \
\
vpshufb tt0, t0, t3; \
vpsrldq $1, t0, t0; \
vpshufb tt0, t0, t2; \
vpsrldq $1, t0, t0; \
vpshufb tt0, t0, t1; \
vpsrldq $1, t0, t0; \
vpshufb tt0, t0, t0; \
\
vpor l4, t0, t0; \
vpor l5, t1, t1; \
vpor l6, t2, t2; \
vpor l7, t3, t3; \
\
vpxor l0, t0, l0; \
vmovdqu l0, 0 * 32(l); \
vpxor l1, t1, l1; \
vmovdqu l1, 1 * 32(l); \
vpxor l2, t2, l2; \
vmovdqu l2, 2 * 32(l); \
vpxor l3, t3, l3; \
vmovdqu l3, 3 * 32(l);
#define transpose_4x4(x0, x1, x2, x3, t1, t2) \
vpunpckhdq x1, x0, t2; \
vpunpckldq x1, x0, x0; \
\
vpunpckldq x3, x2, t1; \
vpunpckhdq x3, x2, x2; \
\
vpunpckhqdq t1, x0, x1; \
vpunpcklqdq t1, x0, x0; \
\
vpunpckhqdq x2, t2, x3; \
vpunpcklqdq x2, t2, x2;
#define byteslice_16x16b_fast(a0, b0, c0, d0, a1, b1, c1, d1, a2, b2, c2, d2, \
a3, b3, c3, d3, st0, st1) \
vmovdqu d2, st0; \
vmovdqu d3, st1; \
transpose_4x4(a0, a1, a2, a3, d2, d3); \
transpose_4x4(b0, b1, b2, b3, d2, d3); \
vmovdqu st0, d2; \
vmovdqu st1, d3; \
\
vmovdqu a0, st0; \
vmovdqu a1, st1; \
transpose_4x4(c0, c1, c2, c3, a0, a1); \
transpose_4x4(d0, d1, d2, d3, a0, a1); \
\
vbroadcasti128 .Lshufb_16x16b rRIP, a0; \
vmovdqu st1, a1; \
vpshufb a0, a2, a2; \
vpshufb a0, a3, a3; \
vpshufb a0, b0, b0; \
vpshufb a0, b1, b1; \
vpshufb a0, b2, b2; \
vpshufb a0, b3, b3; \
vpshufb a0, a1, a1; \
vpshufb a0, c0, c0; \
vpshufb a0, c1, c1; \
vpshufb a0, c2, c2; \
vpshufb a0, c3, c3; \
vpshufb a0, d0, d0; \
vpshufb a0, d1, d1; \
vpshufb a0, d2, d2; \
vpshufb a0, d3, d3; \
vmovdqu d3, st1; \
vmovdqu st0, d3; \
vpshufb a0, d3, a0; \
vmovdqu d2, st0; \
\
transpose_4x4(a0, b0, c0, d0, d2, d3); \
transpose_4x4(a1, b1, c1, d1, d2, d3); \
vmovdqu st0, d2; \
vmovdqu st1, d3; \
\
vmovdqu b0, st0; \
vmovdqu b1, st1; \
transpose_4x4(a2, b2, c2, d2, b0, b1); \
transpose_4x4(a3, b3, c3, d3, b0, b1); \
vmovdqu st0, b0; \
vmovdqu st1, b1; \
/* does not adjust output bytes inside vectors */
/* load blocks to registers and apply pre-whitening */
#define inpack32_pre(x0, x1, x2, x3, x4, x5, x6, x7, y0, y1, y2, y3, y4, y5, \
y6, y7, rio, key) \
vpbroadcastq key, x0; \
vpshufb .Lpack_bswap rRIP, x0, x0; \
\
vpxor 0 * 32(rio), x0, y7; \
vpxor 1 * 32(rio), x0, y6; \
vpxor 2 * 32(rio), x0, y5; \
vpxor 3 * 32(rio), x0, y4; \
vpxor 4 * 32(rio), x0, y3; \
vpxor 5 * 32(rio), x0, y2; \
vpxor 6 * 32(rio), x0, y1; \
vpxor 7 * 32(rio), x0, y0; \
vpxor 8 * 32(rio), x0, x7; \
vpxor 9 * 32(rio), x0, x6; \
vpxor 10 * 32(rio), x0, x5; \
vpxor 11 * 32(rio), x0, x4; \
vpxor 12 * 32(rio), x0, x3; \
vpxor 13 * 32(rio), x0, x2; \
vpxor 14 * 32(rio), x0, x1; \
vpxor 15 * 32(rio), x0, x0;
/* byteslice pre-whitened blocks and store to temporary memory */
#define inpack32_post(x0, x1, x2, x3, x4, x5, x6, x7, y0, y1, y2, y3, y4, y5, \
y6, y7, mem_ab, mem_cd) \
byteslice_16x16b_fast(x0, x1, x2, x3, x4, x5, x6, x7, y0, y1, y2, y3, \
y4, y5, y6, y7, (mem_ab), (mem_cd)); \
\
vmovdqu x0, 0 * 32(mem_ab); \
vmovdqu x1, 1 * 32(mem_ab); \
vmovdqu x2, 2 * 32(mem_ab); \
vmovdqu x3, 3 * 32(mem_ab); \
vmovdqu x4, 4 * 32(mem_ab); \
vmovdqu x5, 5 * 32(mem_ab); \
vmovdqu x6, 6 * 32(mem_ab); \
vmovdqu x7, 7 * 32(mem_ab); \
vmovdqu y0, 0 * 32(mem_cd); \
vmovdqu y1, 1 * 32(mem_cd); \
vmovdqu y2, 2 * 32(mem_cd); \
vmovdqu y3, 3 * 32(mem_cd); \
vmovdqu y4, 4 * 32(mem_cd); \
vmovdqu y5, 5 * 32(mem_cd); \
vmovdqu y6, 6 * 32(mem_cd); \
vmovdqu y7, 7 * 32(mem_cd);
/* de-byteslice, apply post-whitening and store blocks */
#define outunpack32(x0, x1, x2, x3, x4, x5, x6, x7, y0, y1, y2, y3, y4, \
y5, y6, y7, key, stack_tmp0, stack_tmp1) \
byteslice_16x16b_fast(y0, y4, x0, x4, y1, y5, x1, x5, y2, y6, x2, x6, \
y3, y7, x3, x7, stack_tmp0, stack_tmp1); \
\
vmovdqu x0, stack_tmp0; \
\
vpbroadcastq key, x0; \
vpshufb .Lpack_bswap rRIP, x0, x0; \
\
vpxor x0, y7, y7; \
vpxor x0, y6, y6; \
vpxor x0, y5, y5; \
vpxor x0, y4, y4; \
vpxor x0, y3, y3; \
vpxor x0, y2, y2; \
vpxor x0, y1, y1; \
vpxor x0, y0, y0; \
vpxor x0, x7, x7; \
vpxor x0, x6, x6; \
vpxor x0, x5, x5; \
vpxor x0, x4, x4; \
vpxor x0, x3, x3; \
vpxor x0, x2, x2; \
vpxor x0, x1, x1; \
vpxor stack_tmp0, x0, x0;
#define write_output(x0, x1, x2, x3, x4, x5, x6, x7, y0, y1, y2, y3, y4, y5, \
y6, y7, rio) \
vmovdqu x0, 0 * 32(rio); \
vmovdqu x1, 1 * 32(rio); \
vmovdqu x2, 2 * 32(rio); \
vmovdqu x3, 3 * 32(rio); \
vmovdqu x4, 4 * 32(rio); \
vmovdqu x5, 5 * 32(rio); \
vmovdqu x6, 6 * 32(rio); \
vmovdqu x7, 7 * 32(rio); \
vmovdqu y0, 8 * 32(rio); \
vmovdqu y1, 9 * 32(rio); \
vmovdqu y2, 10 * 32(rio); \
vmovdqu y3, 11 * 32(rio); \
vmovdqu y4, 12 * 32(rio); \
vmovdqu y5, 13 * 32(rio); \
vmovdqu y6, 14 * 32(rio); \
vmovdqu y7, 15 * 32(rio);
.text
.align 32
#define SHUFB_BYTES(idx) \
0 + (idx), 4 + (idx), 8 + (idx), 12 + (idx)
.Lshufb_16x16b:
.byte SHUFB_BYTES(0), SHUFB_BYTES(1), SHUFB_BYTES(2), SHUFB_BYTES(3)
.byte SHUFB_BYTES(0), SHUFB_BYTES(1), SHUFB_BYTES(2), SHUFB_BYTES(3)
.Lpack_bswap:
.long 0x00010203, 0x04050607, 0x80808080, 0x80808080
.long 0x00010203, 0x04050607, 0x80808080, 0x80808080
/* For CTR-mode IV byteswap */
.Lbswap128_mask:
.byte 15, 14, 13, 12, 11, 10, 9, 8, 7, 6, 5, 4, 3, 2, 1, 0
/*
* pre-SubByte transform
*
* pre-lookup for sbox1, sbox2, sbox3:
* swap_bitendianness(
* isom_map_camellia_to_aes(
* camellia_f(
* swap_bitendianess(in)
* )
* )
* )
*
* (note: '⊕ 0xc5' inside camellia_f())
*/
.Lpre_tf_lo_s1:
.byte 0x45, 0xe8, 0x40, 0xed, 0x2e, 0x83, 0x2b, 0x86
.byte 0x4b, 0xe6, 0x4e, 0xe3, 0x20, 0x8d, 0x25, 0x88
.Lpre_tf_hi_s1:
.byte 0x00, 0x51, 0xf1, 0xa0, 0x8a, 0xdb, 0x7b, 0x2a
.byte 0x09, 0x58, 0xf8, 0xa9, 0x83, 0xd2, 0x72, 0x23
/*
* pre-SubByte transform
*
* pre-lookup for sbox4:
* swap_bitendianness(
* isom_map_camellia_to_aes(
* camellia_f(
* swap_bitendianess(in <<< 1)
* )
* )
* )
*
* (note: '⊕ 0xc5' inside camellia_f())
*/
.Lpre_tf_lo_s4:
.byte 0x45, 0x40, 0x2e, 0x2b, 0x4b, 0x4e, 0x20, 0x25
.byte 0x14, 0x11, 0x7f, 0x7a, 0x1a, 0x1f, 0x71, 0x74
.Lpre_tf_hi_s4:
.byte 0x00, 0xf1, 0x8a, 0x7b, 0x09, 0xf8, 0x83, 0x72
.byte 0xad, 0x5c, 0x27, 0xd6, 0xa4, 0x55, 0x2e, 0xdf
/*
* post-SubByte transform
*
* post-lookup for sbox1, sbox4:
* swap_bitendianness(
* camellia_h(
* isom_map_aes_to_camellia(
* swap_bitendianness(
* aes_inverse_affine_transform(in)
* )
* )
* )
* )
*
* (note: '⊕ 0x6e' inside camellia_h())
*/
.Lpost_tf_lo_s1:
.byte 0x3c, 0xcc, 0xcf, 0x3f, 0x32, 0xc2, 0xc1, 0x31
.byte 0xdc, 0x2c, 0x2f, 0xdf, 0xd2, 0x22, 0x21, 0xd1
.Lpost_tf_hi_s1:
.byte 0x00, 0xf9, 0x86, 0x7f, 0xd7, 0x2e, 0x51, 0xa8
.byte 0xa4, 0x5d, 0x22, 0xdb, 0x73, 0x8a, 0xf5, 0x0c
/*
* post-SubByte transform
*
* post-lookup for sbox2:
* swap_bitendianness(
* camellia_h(
* isom_map_aes_to_camellia(
* swap_bitendianness(
* aes_inverse_affine_transform(in)
* )
* )
* )
* ) <<< 1
*
* (note: '⊕ 0x6e' inside camellia_h())
*/
.Lpost_tf_lo_s2:
.byte 0x78, 0x99, 0x9f, 0x7e, 0x64, 0x85, 0x83, 0x62
.byte 0xb9, 0x58, 0x5e, 0xbf, 0xa5, 0x44, 0x42, 0xa3
.Lpost_tf_hi_s2:
.byte 0x00, 0xf3, 0x0d, 0xfe, 0xaf, 0x5c, 0xa2, 0x51
.byte 0x49, 0xba, 0x44, 0xb7, 0xe6, 0x15, 0xeb, 0x18
/*
* post-SubByte transform
*
* post-lookup for sbox3:
* swap_bitendianness(
* camellia_h(
* isom_map_aes_to_camellia(
* swap_bitendianness(
* aes_inverse_affine_transform(in)
* )
* )
* )
* ) >>> 1
*
* (note: '⊕ 0x6e' inside camellia_h())
*/
.Lpost_tf_lo_s3:
.byte 0x1e, 0x66, 0xe7, 0x9f, 0x19, 0x61, 0xe0, 0x98
.byte 0x6e, 0x16, 0x97, 0xef, 0x69, 0x11, 0x90, 0xe8
.Lpost_tf_hi_s3:
.byte 0x00, 0xfc, 0x43, 0xbf, 0xeb, 0x17, 0xa8, 0x54
.byte 0x52, 0xae, 0x11, 0xed, 0xb9, 0x45, 0xfa, 0x06
/* For isolating SubBytes from AESENCLAST, inverse shift row */
.Linv_shift_row:
.byte 0x00, 0x0d, 0x0a, 0x07, 0x04, 0x01, 0x0e, 0x0b
.byte 0x08, 0x05, 0x02, 0x0f, 0x0c, 0x09, 0x06, 0x03
.align 4
/* 4-bit mask */
.L0f0f0f0f:
.long 0x0f0f0f0f
.align 8
ELF(.type __camellia_enc_blk32,@function;)
__camellia_enc_blk32:
/* input:
* %rdi: ctx, CTX
* %rax: temporary storage, 512 bytes
* %ymm0..%ymm15: 32 plaintext blocks
* output:
* %ymm0..%ymm15: 32 encrypted blocks, order swapped:
* 7, 8, 6, 5, 4, 3, 2, 1, 0, 15, 14, 13, 12, 11, 10, 9, 8
*/
CFI_STARTPROC();
leaq 8 * 32(%rax), %rcx;
inpack32_post(%ymm0, %ymm1, %ymm2, %ymm3, %ymm4, %ymm5, %ymm6, %ymm7,
%ymm8, %ymm9, %ymm10, %ymm11, %ymm12, %ymm13, %ymm14,
%ymm15, %rax, %rcx);
enc_rounds32(%ymm0, %ymm1, %ymm2, %ymm3, %ymm4, %ymm5, %ymm6, %ymm7,
%ymm8, %ymm9, %ymm10, %ymm11, %ymm12, %ymm13, %ymm14,
%ymm15, %rax, %rcx, 0);
fls32(%rax, %ymm0, %ymm1, %ymm2, %ymm3, %ymm4, %ymm5, %ymm6, %ymm7,
%rcx, %ymm8, %ymm9, %ymm10, %ymm11, %ymm12, %ymm13, %ymm14,
%ymm15,
((key_table + (8) * 8) + 0)(CTX),
((key_table + (8) * 8) + 4)(CTX),
((key_table + (8) * 8) + 8)(CTX),
((key_table + (8) * 8) + 12)(CTX));
enc_rounds32(%ymm0, %ymm1, %ymm2, %ymm3, %ymm4, %ymm5, %ymm6, %ymm7,
%ymm8, %ymm9, %ymm10, %ymm11, %ymm12, %ymm13, %ymm14,
%ymm15, %rax, %rcx, 8);
fls32(%rax, %ymm0, %ymm1, %ymm2, %ymm3, %ymm4, %ymm5, %ymm6, %ymm7,
%rcx, %ymm8, %ymm9, %ymm10, %ymm11, %ymm12, %ymm13, %ymm14,
%ymm15,
((key_table + (16) * 8) + 0)(CTX),
((key_table + (16) * 8) + 4)(CTX),
((key_table + (16) * 8) + 8)(CTX),
((key_table + (16) * 8) + 12)(CTX));
enc_rounds32(%ymm0, %ymm1, %ymm2, %ymm3, %ymm4, %ymm5, %ymm6, %ymm7,
%ymm8, %ymm9, %ymm10, %ymm11, %ymm12, %ymm13, %ymm14,
%ymm15, %rax, %rcx, 16);
movl $24, %r8d;
cmpl $128, key_bitlength(CTX);
jne .Lenc_max32;
.Lenc_done:
/* load CD for output */
vmovdqu 0 * 32(%rcx), %ymm8;
vmovdqu 1 * 32(%rcx), %ymm9;
vmovdqu 2 * 32(%rcx), %ymm10;
vmovdqu 3 * 32(%rcx), %ymm11;
vmovdqu 4 * 32(%rcx), %ymm12;
vmovdqu 5 * 32(%rcx), %ymm13;
vmovdqu 6 * 32(%rcx), %ymm14;
vmovdqu 7 * 32(%rcx), %ymm15;
outunpack32(%ymm0, %ymm1, %ymm2, %ymm3, %ymm4, %ymm5, %ymm6, %ymm7,
%ymm8, %ymm9, %ymm10, %ymm11, %ymm12, %ymm13, %ymm14,
%ymm15, (key_table)(CTX, %r8, 8), (%rax), 1 * 32(%rax));
ret;
.align 8
.Lenc_max32:
movl $32, %r8d;
fls32(%rax, %ymm0, %ymm1, %ymm2, %ymm3, %ymm4, %ymm5, %ymm6, %ymm7,
%rcx, %ymm8, %ymm9, %ymm10, %ymm11, %ymm12, %ymm13, %ymm14,
%ymm15,
((key_table + (24) * 8) + 0)(CTX),
((key_table + (24) * 8) + 4)(CTX),
((key_table + (24) * 8) + 8)(CTX),
((key_table + (24) * 8) + 12)(CTX));
enc_rounds32(%ymm0, %ymm1, %ymm2, %ymm3, %ymm4, %ymm5, %ymm6, %ymm7,
%ymm8, %ymm9, %ymm10, %ymm11, %ymm12, %ymm13, %ymm14,
%ymm15, %rax, %rcx, 24);
jmp .Lenc_done;
CFI_ENDPROC();
ELF(.size __camellia_enc_blk32,.-__camellia_enc_blk32;)
.align 8
ELF(.type __camellia_dec_blk32,@function;)
__camellia_dec_blk32:
/* input:
* %rdi: ctx, CTX
* %rax: temporary storage, 512 bytes
* %r8d: 24 for 16 byte key, 32 for larger
* %ymm0..%ymm15: 16 encrypted blocks
* output:
* %ymm0..%ymm15: 16 plaintext blocks, order swapped:
* 7, 8, 6, 5, 4, 3, 2, 1, 0, 15, 14, 13, 12, 11, 10, 9, 8
*/
CFI_STARTPROC();
leaq 8 * 32(%rax), %rcx;
inpack32_post(%ymm0, %ymm1, %ymm2, %ymm3, %ymm4, %ymm5, %ymm6, %ymm7,
%ymm8, %ymm9, %ymm10, %ymm11, %ymm12, %ymm13, %ymm14,
%ymm15, %rax, %rcx);
cmpl $32, %r8d;
je .Ldec_max32;
.Ldec_max24:
dec_rounds32(%ymm0, %ymm1, %ymm2, %ymm3, %ymm4, %ymm5, %ymm6, %ymm7,
%ymm8, %ymm9, %ymm10, %ymm11, %ymm12, %ymm13, %ymm14,
%ymm15, %rax, %rcx, 16);
fls32(%rax, %ymm0, %ymm1, %ymm2, %ymm3, %ymm4, %ymm5, %ymm6, %ymm7,
%rcx, %ymm8, %ymm9, %ymm10, %ymm11, %ymm12, %ymm13, %ymm14,
%ymm15,
((key_table + (16) * 8) + 8)(CTX),
((key_table + (16) * 8) + 12)(CTX),
((key_table + (16) * 8) + 0)(CTX),
((key_table + (16) * 8) + 4)(CTX));
dec_rounds32(%ymm0, %ymm1, %ymm2, %ymm3, %ymm4, %ymm5, %ymm6, %ymm7,
%ymm8, %ymm9, %ymm10, %ymm11, %ymm12, %ymm13, %ymm14,
%ymm15, %rax, %rcx, 8);
fls32(%rax, %ymm0, %ymm1, %ymm2, %ymm3, %ymm4, %ymm5, %ymm6, %ymm7,
%rcx, %ymm8, %ymm9, %ymm10, %ymm11, %ymm12, %ymm13, %ymm14,
%ymm15,
((key_table + (8) * 8) + 8)(CTX),
((key_table + (8) * 8) + 12)(CTX),
((key_table + (8) * 8) + 0)(CTX),
((key_table + (8) * 8) + 4)(CTX));
dec_rounds32(%ymm0, %ymm1, %ymm2, %ymm3, %ymm4, %ymm5, %ymm6, %ymm7,
%ymm8, %ymm9, %ymm10, %ymm11, %ymm12, %ymm13, %ymm14,
%ymm15, %rax, %rcx, 0);
/* load CD for output */
vmovdqu 0 * 32(%rcx), %ymm8;
vmovdqu 1 * 32(%rcx), %ymm9;
vmovdqu 2 * 32(%rcx), %ymm10;
vmovdqu 3 * 32(%rcx), %ymm11;
vmovdqu 4 * 32(%rcx), %ymm12;
vmovdqu 5 * 32(%rcx), %ymm13;
vmovdqu 6 * 32(%rcx), %ymm14;
vmovdqu 7 * 32(%rcx), %ymm15;
outunpack32(%ymm0, %ymm1, %ymm2, %ymm3, %ymm4, %ymm5, %ymm6, %ymm7,
%ymm8, %ymm9, %ymm10, %ymm11, %ymm12, %ymm13, %ymm14,
%ymm15, (key_table)(CTX), (%rax), 1 * 32(%rax));
ret;
.align 8
.Ldec_max32:
dec_rounds32(%ymm0, %ymm1, %ymm2, %ymm3, %ymm4, %ymm5, %ymm6, %ymm7,
%ymm8, %ymm9, %ymm10, %ymm11, %ymm12, %ymm13, %ymm14,
%ymm15, %rax, %rcx, 24);
fls32(%rax, %ymm0, %ymm1, %ymm2, %ymm3, %ymm4, %ymm5, %ymm6, %ymm7,
%rcx, %ymm8, %ymm9, %ymm10, %ymm11, %ymm12, %ymm13, %ymm14,
%ymm15,
((key_table + (24) * 8) + 8)(CTX),
((key_table + (24) * 8) + 12)(CTX),
((key_table + (24) * 8) + 0)(CTX),
((key_table + (24) * 8) + 4)(CTX));
jmp .Ldec_max24;
CFI_ENDPROC();
ELF(.size __camellia_dec_blk32,.-__camellia_dec_blk32;)
#define inc_le128(x, minus_one, tmp) \
vpcmpeqq minus_one, x, tmp; \
vpsubq minus_one, x, x; \
vpslldq $8, tmp, tmp; \
vpsubq tmp, x, x;
.align 8
.globl _gcry_camellia_aesni_avx2_ctr_enc
ELF(.type _gcry_camellia_aesni_avx2_ctr_enc,@function;)
_gcry_camellia_aesni_avx2_ctr_enc:
/* input:
* %rdi: ctx, CTX
* %rsi: dst (32 blocks)
* %rdx: src (32 blocks)
* %rcx: iv (big endian, 128bit)
*/
CFI_STARTPROC();
pushq %rbp;
CFI_PUSH(%rbp);
movq %rsp, %rbp;
CFI_DEF_CFA_REGISTER(%rbp);
movq 8(%rcx), %r11;
bswapq %r11;
vzeroupper;
subq $(16 * 32), %rsp;
andq $~63, %rsp;
movq %rsp, %rax;
vpcmpeqd %ymm15, %ymm15, %ymm15;
vpsrldq $8, %ymm15, %ymm15; /* ab: -1:0 ; cd: -1:0 */
/* load IV and byteswap */
vmovdqu (%rcx), %xmm0;
vpshufb .Lbswap128_mask rRIP, %xmm0, %xmm0;
vmovdqa %xmm0, %xmm1;
inc_le128(%xmm0, %xmm15, %xmm14);
vbroadcasti128 .Lbswap128_mask rRIP, %ymm14;
vinserti128 $1, %xmm0, %ymm1, %ymm0;
vpshufb %ymm14, %ymm0, %ymm13;
vmovdqu %ymm13, 15 * 32(%rax);
/* check need for handling 64-bit overflow and carry */
cmpq $(0xffffffffffffffff - 32), %r11;
ja .Lload_ctr_carry;
/* construct IVs */
vpaddq %ymm15, %ymm15, %ymm15; /* ab: -2:0 ; cd: -2:0 */
vpsubq %ymm15, %ymm0, %ymm0;
vpshufb %ymm14, %ymm0, %ymm13;
vmovdqu %ymm13, 14 * 32(%rax);
vpsubq %ymm15, %ymm0, %ymm0;
vpshufb %ymm14, %ymm0, %ymm13;
vmovdqu %ymm13, 13 * 32(%rax);
vpsubq %ymm15, %ymm0, %ymm0;
vpshufb %ymm14, %ymm0, %ymm12;
vpsubq %ymm15, %ymm0, %ymm0;
vpshufb %ymm14, %ymm0, %ymm11;
vpsubq %ymm15, %ymm0, %ymm0;
vpshufb %ymm14, %ymm0, %ymm10;
vpsubq %ymm15, %ymm0, %ymm0;
vpshufb %ymm14, %ymm0, %ymm9;
vpsubq %ymm15, %ymm0, %ymm0;
vpshufb %ymm14, %ymm0, %ymm8;
vpsubq %ymm15, %ymm0, %ymm0;
vpshufb %ymm14, %ymm0, %ymm7;
vpsubq %ymm15, %ymm0, %ymm0;
vpshufb %ymm14, %ymm0, %ymm6;
vpsubq %ymm15, %ymm0, %ymm0;
vpshufb %ymm14, %ymm0, %ymm5;
vpsubq %ymm15, %ymm0, %ymm0;
vpshufb %ymm14, %ymm0, %ymm4;
vpsubq %ymm15, %ymm0, %ymm0;
vpshufb %ymm14, %ymm0, %ymm3;
vpsubq %ymm15, %ymm0, %ymm0;
vpshufb %ymm14, %ymm0, %ymm2;
vpsubq %ymm15, %ymm0, %ymm0;
vpshufb %ymm14, %ymm0, %ymm1;
vpsubq %ymm15, %ymm0, %ymm0; /* +30 ; +31 */
vpsubq %xmm15, %xmm0, %xmm13; /* +32 */
vpshufb %ymm14, %ymm0, %ymm0;
vpshufb %xmm14, %xmm13, %xmm13;
vmovdqu %xmm13, (%rcx);
jmp .Lload_ctr_done;
.align 4
.Lload_ctr_carry:
/* construct IVs */
inc_le128(%ymm0, %ymm15, %ymm13); /* ab: le1 ; cd: le2 */
inc_le128(%ymm0, %ymm15, %ymm13); /* ab: le2 ; cd: le3 */
vpshufb %ymm14, %ymm0, %ymm13;
vmovdqu %ymm13, 14 * 32(%rax);
inc_le128(%ymm0, %ymm15, %ymm13);
inc_le128(%ymm0, %ymm15, %ymm13);
vpshufb %ymm14, %ymm0, %ymm13;
vmovdqu %ymm13, 13 * 32(%rax);
inc_le128(%ymm0, %ymm15, %ymm13);
inc_le128(%ymm0, %ymm15, %ymm13);
vpshufb %ymm14, %ymm0, %ymm12;
inc_le128(%ymm0, %ymm15, %ymm13);
inc_le128(%ymm0, %ymm15, %ymm13);
vpshufb %ymm14, %ymm0, %ymm11;
inc_le128(%ymm0, %ymm15, %ymm13);
inc_le128(%ymm0, %ymm15, %ymm13);
vpshufb %ymm14, %ymm0, %ymm10;
inc_le128(%ymm0, %ymm15, %ymm13);
inc_le128(%ymm0, %ymm15, %ymm13);
vpshufb %ymm14, %ymm0, %ymm9;
inc_le128(%ymm0, %ymm15, %ymm13);
inc_le128(%ymm0, %ymm15, %ymm13);
vpshufb %ymm14, %ymm0, %ymm8;
inc_le128(%ymm0, %ymm15, %ymm13);
inc_le128(%ymm0, %ymm15, %ymm13);
vpshufb %ymm14, %ymm0, %ymm7;
inc_le128(%ymm0, %ymm15, %ymm13);
inc_le128(%ymm0, %ymm15, %ymm13);
vpshufb %ymm14, %ymm0, %ymm6;
inc_le128(%ymm0, %ymm15, %ymm13);
inc_le128(%ymm0, %ymm15, %ymm13);
vpshufb %ymm14, %ymm0, %ymm5;
inc_le128(%ymm0, %ymm15, %ymm13);
inc_le128(%ymm0, %ymm15, %ymm13);
vpshufb %ymm14, %ymm0, %ymm4;
inc_le128(%ymm0, %ymm15, %ymm13);
inc_le128(%ymm0, %ymm15, %ymm13);
vpshufb %ymm14, %ymm0, %ymm3;
inc_le128(%ymm0, %ymm15, %ymm13);
inc_le128(%ymm0, %ymm15, %ymm13);
vpshufb %ymm14, %ymm0, %ymm2;
inc_le128(%ymm0, %ymm15, %ymm13);
inc_le128(%ymm0, %ymm15, %ymm13);
vpshufb %ymm14, %ymm0, %ymm1;
inc_le128(%ymm0, %ymm15, %ymm13);
inc_le128(%ymm0, %ymm15, %ymm13);
vextracti128 $1, %ymm0, %xmm13;
vpshufb %ymm14, %ymm0, %ymm0;
inc_le128(%xmm13, %xmm15, %xmm14);
vpshufb .Lbswap128_mask rRIP, %xmm13, %xmm13;
vmovdqu %xmm13, (%rcx);
.align 4
.Lload_ctr_done:
/* inpack16_pre: */
vpbroadcastq (key_table)(CTX), %ymm15;
vpshufb .Lpack_bswap rRIP, %ymm15, %ymm15;
vpxor %ymm0, %ymm15, %ymm0;
vpxor %ymm1, %ymm15, %ymm1;
vpxor %ymm2, %ymm15, %ymm2;
vpxor %ymm3, %ymm15, %ymm3;
vpxor %ymm4, %ymm15, %ymm4;
vpxor %ymm5, %ymm15, %ymm5;
vpxor %ymm6, %ymm15, %ymm6;
vpxor %ymm7, %ymm15, %ymm7;
vpxor %ymm8, %ymm15, %ymm8;
vpxor %ymm9, %ymm15, %ymm9;
vpxor %ymm10, %ymm15, %ymm10;
vpxor %ymm11, %ymm15, %ymm11;
vpxor %ymm12, %ymm15, %ymm12;
vpxor 13 * 32(%rax), %ymm15, %ymm13;
vpxor 14 * 32(%rax), %ymm15, %ymm14;
vpxor 15 * 32(%rax), %ymm15, %ymm15;
call __camellia_enc_blk32;
vpxor 0 * 32(%rdx), %ymm7, %ymm7;
vpxor 1 * 32(%rdx), %ymm6, %ymm6;
vpxor 2 * 32(%rdx), %ymm5, %ymm5;
vpxor 3 * 32(%rdx), %ymm4, %ymm4;
vpxor 4 * 32(%rdx), %ymm3, %ymm3;
vpxor 5 * 32(%rdx), %ymm2, %ymm2;
vpxor 6 * 32(%rdx), %ymm1, %ymm1;
vpxor 7 * 32(%rdx), %ymm0, %ymm0;
vpxor 8 * 32(%rdx), %ymm15, %ymm15;
vpxor 9 * 32(%rdx), %ymm14, %ymm14;
vpxor 10 * 32(%rdx), %ymm13, %ymm13;
vpxor 11 * 32(%rdx), %ymm12, %ymm12;
vpxor 12 * 32(%rdx), %ymm11, %ymm11;
vpxor 13 * 32(%rdx), %ymm10, %ymm10;
vpxor 14 * 32(%rdx), %ymm9, %ymm9;
vpxor 15 * 32(%rdx), %ymm8, %ymm8;
leaq 32 * 16(%rdx), %rdx;
write_output(%ymm7, %ymm6, %ymm5, %ymm4, %ymm3, %ymm2, %ymm1, %ymm0,
%ymm15, %ymm14, %ymm13, %ymm12, %ymm11, %ymm10, %ymm9,
%ymm8, %rsi);
vzeroall;
leave;
CFI_LEAVE();
ret;
CFI_ENDPROC();
ELF(.size _gcry_camellia_aesni_avx2_ctr_enc,.-_gcry_camellia_aesni_avx2_ctr_enc;)
.align 8
.globl _gcry_camellia_aesni_avx2_cbc_dec
ELF(.type _gcry_camellia_aesni_avx2_cbc_dec,@function;)
_gcry_camellia_aesni_avx2_cbc_dec:
/* input:
* %rdi: ctx, CTX
* %rsi: dst (32 blocks)
* %rdx: src (32 blocks)
* %rcx: iv
*/
CFI_STARTPROC();
pushq %rbp;
CFI_PUSH(%rbp);
movq %rsp, %rbp;
CFI_DEF_CFA_REGISTER(%rbp);
vzeroupper;
movq %rcx, %r9;
cmpl $128, key_bitlength(CTX);
movl $32, %r8d;
movl $24, %eax;
cmovel %eax, %r8d; /* max */
subq $(16 * 32), %rsp;
andq $~63, %rsp;
movq %rsp, %rax;
inpack32_pre(%ymm0, %ymm1, %ymm2, %ymm3, %ymm4, %ymm5, %ymm6, %ymm7,
%ymm8, %ymm9, %ymm10, %ymm11, %ymm12, %ymm13, %ymm14,
%ymm15, %rdx, (key_table)(CTX, %r8, 8));
call __camellia_dec_blk32;
/* XOR output with IV */
vmovdqu %ymm8, (%rax);
vmovdqu (%r9), %xmm8;
vinserti128 $1, (%rdx), %ymm8, %ymm8;
vpxor %ymm8, %ymm7, %ymm7;
vmovdqu (%rax), %ymm8;
vpxor (0 * 32 + 16)(%rdx), %ymm6, %ymm6;
vpxor (1 * 32 + 16)(%rdx), %ymm5, %ymm5;
vpxor (2 * 32 + 16)(%rdx), %ymm4, %ymm4;
vpxor (3 * 32 + 16)(%rdx), %ymm3, %ymm3;
vpxor (4 * 32 + 16)(%rdx), %ymm2, %ymm2;
vpxor (5 * 32 + 16)(%rdx), %ymm1, %ymm1;
vpxor (6 * 32 + 16)(%rdx), %ymm0, %ymm0;
vpxor (7 * 32 + 16)(%rdx), %ymm15, %ymm15;
vpxor (8 * 32 + 16)(%rdx), %ymm14, %ymm14;
vpxor (9 * 32 + 16)(%rdx), %ymm13, %ymm13;
vpxor (10 * 32 + 16)(%rdx), %ymm12, %ymm12;
vpxor (11 * 32 + 16)(%rdx), %ymm11, %ymm11;
vpxor (12 * 32 + 16)(%rdx), %ymm10, %ymm10;
vpxor (13 * 32 + 16)(%rdx), %ymm9, %ymm9;
vpxor (14 * 32 + 16)(%rdx), %ymm8, %ymm8;
movq (15 * 32 + 16 + 0)(%rdx), %rax;
movq (15 * 32 + 16 + 8)(%rdx), %rcx;
write_output(%ymm7, %ymm6, %ymm5, %ymm4, %ymm3, %ymm2, %ymm1, %ymm0,
%ymm15, %ymm14, %ymm13, %ymm12, %ymm11, %ymm10, %ymm9,
%ymm8, %rsi);
/* store new IV */
movq %rax, (0)(%r9);
movq %rcx, (8)(%r9);
vzeroall;
leave;
CFI_LEAVE();
ret;
CFI_ENDPROC();
ELF(.size _gcry_camellia_aesni_avx2_cbc_dec,.-_gcry_camellia_aesni_avx2_cbc_dec;)
.align 8
.globl _gcry_camellia_aesni_avx2_cfb_dec
ELF(.type _gcry_camellia_aesni_avx2_cfb_dec,@function;)
_gcry_camellia_aesni_avx2_cfb_dec:
/* input:
* %rdi: ctx, CTX
* %rsi: dst (32 blocks)
* %rdx: src (32 blocks)
* %rcx: iv
*/
CFI_STARTPROC();
pushq %rbp;
CFI_PUSH(%rbp);
movq %rsp, %rbp;
CFI_DEF_CFA_REGISTER(%rbp);
vzeroupper;
subq $(16 * 32), %rsp;
andq $~63, %rsp;
movq %rsp, %rax;
/* inpack16_pre: */
vpbroadcastq (key_table)(CTX), %ymm0;
vpshufb .Lpack_bswap rRIP, %ymm0, %ymm0;
vmovdqu (%rcx), %xmm15;
vinserti128 $1, (%rdx), %ymm15, %ymm15;
vpxor %ymm15, %ymm0, %ymm15;
vmovdqu (15 * 32 + 16)(%rdx), %xmm1;
vmovdqu %xmm1, (%rcx); /* store new IV */
vpxor (0 * 32 + 16)(%rdx), %ymm0, %ymm14;
vpxor (1 * 32 + 16)(%rdx), %ymm0, %ymm13;
vpxor (2 * 32 + 16)(%rdx), %ymm0, %ymm12;
vpxor (3 * 32 + 16)(%rdx), %ymm0, %ymm11;
vpxor (4 * 32 + 16)(%rdx), %ymm0, %ymm10;
vpxor (5 * 32 + 16)(%rdx), %ymm0, %ymm9;
vpxor (6 * 32 + 16)(%rdx), %ymm0, %ymm8;
vpxor (7 * 32 + 16)(%rdx), %ymm0, %ymm7;
vpxor (8 * 32 + 16)(%rdx), %ymm0, %ymm6;
vpxor (9 * 32 + 16)(%rdx), %ymm0, %ymm5;
vpxor (10 * 32 + 16)(%rdx), %ymm0, %ymm4;
vpxor (11 * 32 + 16)(%rdx), %ymm0, %ymm3;
vpxor (12 * 32 + 16)(%rdx), %ymm0, %ymm2;
vpxor (13 * 32 + 16)(%rdx), %ymm0, %ymm1;
vpxor (14 * 32 + 16)(%rdx), %ymm0, %ymm0;
call __camellia_enc_blk32;
vpxor 0 * 32(%rdx), %ymm7, %ymm7;
vpxor 1 * 32(%rdx), %ymm6, %ymm6;
vpxor 2 * 32(%rdx), %ymm5, %ymm5;
vpxor 3 * 32(%rdx), %ymm4, %ymm4;
vpxor 4 * 32(%rdx), %ymm3, %ymm3;
vpxor 5 * 32(%rdx), %ymm2, %ymm2;
vpxor 6 * 32(%rdx), %ymm1, %ymm1;
vpxor 7 * 32(%rdx), %ymm0, %ymm0;
vpxor 8 * 32(%rdx), %ymm15, %ymm15;
vpxor 9 * 32(%rdx), %ymm14, %ymm14;
vpxor 10 * 32(%rdx), %ymm13, %ymm13;
vpxor 11 * 32(%rdx), %ymm12, %ymm12;
vpxor 12 * 32(%rdx), %ymm11, %ymm11;
vpxor 13 * 32(%rdx), %ymm10, %ymm10;
vpxor 14 * 32(%rdx), %ymm9, %ymm9;
vpxor 15 * 32(%rdx), %ymm8, %ymm8;
write_output(%ymm7, %ymm6, %ymm5, %ymm4, %ymm3, %ymm2, %ymm1, %ymm0,
%ymm15, %ymm14, %ymm13, %ymm12, %ymm11, %ymm10, %ymm9,
%ymm8, %rsi);
vzeroall;
leave;
CFI_LEAVE();
ret;
CFI_ENDPROC();
ELF(.size _gcry_camellia_aesni_avx2_cfb_dec,.-_gcry_camellia_aesni_avx2_cfb_dec;)
.align 8
.globl _gcry_camellia_aesni_avx2_ocb_enc
ELF(.type _gcry_camellia_aesni_avx2_ocb_enc,@function;)
_gcry_camellia_aesni_avx2_ocb_enc:
/* input:
* %rdi: ctx, CTX
* %rsi: dst (32 blocks)
* %rdx: src (32 blocks)
* %rcx: offset
* %r8 : checksum
* %r9 : L pointers (void *L[32])
*/
CFI_STARTPROC();
pushq %rbp;
CFI_PUSH(%rbp);
movq %rsp, %rbp;
CFI_DEF_CFA_REGISTER(%rbp);
vzeroupper;
subq $(16 * 32 + 4 * 8), %rsp;
andq $~63, %rsp;
movq %rsp, %rax;
movq %r10, (16 * 32 + 0 * 8)(%rsp);
movq %r11, (16 * 32 + 1 * 8)(%rsp);
movq %r12, (16 * 32 + 2 * 8)(%rsp);
movq %r13, (16 * 32 + 3 * 8)(%rsp);
CFI_REG_ON_STACK(r10, 16 * 32 + 0 * 8);
CFI_REG_ON_STACK(r11, 16 * 32 + 1 * 8);
CFI_REG_ON_STACK(r12, 16 * 32 + 2 * 8);
CFI_REG_ON_STACK(r13, 16 * 32 + 3 * 8);
vmovdqu (%rcx), %xmm14;
vmovdqu (%r8), %xmm13;
/* Offset_i = Offset_{i-1} xor L_{ntz(i)} */
/* Checksum_i = Checksum_{i-1} xor P_i */
/* C_i = Offset_i xor ENCIPHER(K, P_i xor Offset_i) */
#define OCB_INPUT(n, l0reg, l1reg, yreg) \
vmovdqu (n * 32)(%rdx), yreg; \
vpxor (l0reg), %xmm14, %xmm15; \
vpxor (l1reg), %xmm15, %xmm14; \
vinserti128 $1, %xmm14, %ymm15, %ymm15; \
vpxor yreg, %ymm13, %ymm13; \
vpxor yreg, %ymm15, yreg; \
vmovdqu %ymm15, (n * 32)(%rsi);
movq (0 * 8)(%r9), %r10;
movq (1 * 8)(%r9), %r11;
movq (2 * 8)(%r9), %r12;
movq (3 * 8)(%r9), %r13;
OCB_INPUT(0, %r10, %r11, %ymm0);
vmovdqu %ymm0, (15 * 32)(%rax);
OCB_INPUT(1, %r12, %r13, %ymm0);
vmovdqu %ymm0, (14 * 32)(%rax);
movq (4 * 8)(%r9), %r10;
movq (5 * 8)(%r9), %r11;
movq (6 * 8)(%r9), %r12;
movq (7 * 8)(%r9), %r13;
OCB_INPUT(2, %r10, %r11, %ymm0);
vmovdqu %ymm0, (13 * 32)(%rax);
OCB_INPUT(3, %r12, %r13, %ymm12);
movq (8 * 8)(%r9), %r10;
movq (9 * 8)(%r9), %r11;
movq (10 * 8)(%r9), %r12;
movq (11 * 8)(%r9), %r13;
OCB_INPUT(4, %r10, %r11, %ymm11);
OCB_INPUT(5, %r12, %r13, %ymm10);
movq (12 * 8)(%r9), %r10;
movq (13 * 8)(%r9), %r11;
movq (14 * 8)(%r9), %r12;
movq (15 * 8)(%r9), %r13;
OCB_INPUT(6, %r10, %r11, %ymm9);
OCB_INPUT(7, %r12, %r13, %ymm8);
movq (16 * 8)(%r9), %r10;
movq (17 * 8)(%r9), %r11;
movq (18 * 8)(%r9), %r12;
movq (19 * 8)(%r9), %r13;
OCB_INPUT(8, %r10, %r11, %ymm7);
OCB_INPUT(9, %r12, %r13, %ymm6);
movq (20 * 8)(%r9), %r10;
movq (21 * 8)(%r9), %r11;
movq (22 * 8)(%r9), %r12;
movq (23 * 8)(%r9), %r13;
OCB_INPUT(10, %r10, %r11, %ymm5);
OCB_INPUT(11, %r12, %r13, %ymm4);
movq (24 * 8)(%r9), %r10;
movq (25 * 8)(%r9), %r11;
movq (26 * 8)(%r9), %r12;
movq (27 * 8)(%r9), %r13;
OCB_INPUT(12, %r10, %r11, %ymm3);
OCB_INPUT(13, %r12, %r13, %ymm2);
movq (28 * 8)(%r9), %r10;
movq (29 * 8)(%r9), %r11;
movq (30 * 8)(%r9), %r12;
movq (31 * 8)(%r9), %r13;
OCB_INPUT(14, %r10, %r11, %ymm1);
OCB_INPUT(15, %r12, %r13, %ymm0);
#undef OCB_INPUT
vextracti128 $1, %ymm13, %xmm15;
vmovdqu %xmm14, (%rcx);
vpxor %xmm13, %xmm15, %xmm15;
vmovdqu %xmm15, (%r8);
/* inpack16_pre: */
vpbroadcastq (key_table)(CTX), %ymm15;
vpshufb .Lpack_bswap rRIP, %ymm15, %ymm15;
vpxor %ymm0, %ymm15, %ymm0;
vpxor %ymm1, %ymm15, %ymm1;
vpxor %ymm2, %ymm15, %ymm2;
vpxor %ymm3, %ymm15, %ymm3;
vpxor %ymm4, %ymm15, %ymm4;
vpxor %ymm5, %ymm15, %ymm5;
vpxor %ymm6, %ymm15, %ymm6;
vpxor %ymm7, %ymm15, %ymm7;
vpxor %ymm8, %ymm15, %ymm8;
vpxor %ymm9, %ymm15, %ymm9;
vpxor %ymm10, %ymm15, %ymm10;
vpxor %ymm11, %ymm15, %ymm11;
vpxor %ymm12, %ymm15, %ymm12;
vpxor 13 * 32(%rax), %ymm15, %ymm13;
vpxor 14 * 32(%rax), %ymm15, %ymm14;
vpxor 15 * 32(%rax), %ymm15, %ymm15;
call __camellia_enc_blk32;
vpxor 0 * 32(%rsi), %ymm7, %ymm7;
vpxor 1 * 32(%rsi), %ymm6, %ymm6;
vpxor 2 * 32(%rsi), %ymm5, %ymm5;
vpxor 3 * 32(%rsi), %ymm4, %ymm4;
vpxor 4 * 32(%rsi), %ymm3, %ymm3;
vpxor 5 * 32(%rsi), %ymm2, %ymm2;
vpxor 6 * 32(%rsi), %ymm1, %ymm1;
vpxor 7 * 32(%rsi), %ymm0, %ymm0;
vpxor 8 * 32(%rsi), %ymm15, %ymm15;
vpxor 9 * 32(%rsi), %ymm14, %ymm14;
vpxor 10 * 32(%rsi), %ymm13, %ymm13;
vpxor 11 * 32(%rsi), %ymm12, %ymm12;
vpxor 12 * 32(%rsi), %ymm11, %ymm11;
vpxor 13 * 32(%rsi), %ymm10, %ymm10;
vpxor 14 * 32(%rsi), %ymm9, %ymm9;
vpxor 15 * 32(%rsi), %ymm8, %ymm8;
write_output(%ymm7, %ymm6, %ymm5, %ymm4, %ymm3, %ymm2, %ymm1, %ymm0,
%ymm15, %ymm14, %ymm13, %ymm12, %ymm11, %ymm10, %ymm9,
%ymm8, %rsi);
vzeroall;
movq (16 * 32 + 0 * 8)(%rsp), %r10;
movq (16 * 32 + 1 * 8)(%rsp), %r11;
movq (16 * 32 + 2 * 8)(%rsp), %r12;
movq (16 * 32 + 3 * 8)(%rsp), %r13;
CFI_RESTORE(%r10);
CFI_RESTORE(%r11);
CFI_RESTORE(%r12);
CFI_RESTORE(%r13);
leave;
CFI_LEAVE();
ret;
CFI_ENDPROC();
ELF(.size _gcry_camellia_aesni_avx2_ocb_enc,.-_gcry_camellia_aesni_avx2_ocb_enc;)
.align 8
.globl _gcry_camellia_aesni_avx2_ocb_dec
ELF(.type _gcry_camellia_aesni_avx2_ocb_dec,@function;)
_gcry_camellia_aesni_avx2_ocb_dec:
/* input:
* %rdi: ctx, CTX
* %rsi: dst (32 blocks)
* %rdx: src (32 blocks)
* %rcx: offset
* %r8 : checksum
* %r9 : L pointers (void *L[32])
*/
CFI_STARTPROC();
pushq %rbp;
CFI_PUSH(%rbp);
movq %rsp, %rbp;
CFI_DEF_CFA_REGISTER(%rbp);
vzeroupper;
subq $(16 * 32 + 4 * 8), %rsp;
andq $~63, %rsp;
movq %rsp, %rax;
movq %r10, (16 * 32 + 0 * 8)(%rsp);
movq %r11, (16 * 32 + 1 * 8)(%rsp);
movq %r12, (16 * 32 + 2 * 8)(%rsp);
movq %r13, (16 * 32 + 3 * 8)(%rsp);
CFI_REG_ON_STACK(r10, 16 * 32 + 0 * 8);
CFI_REG_ON_STACK(r11, 16 * 32 + 1 * 8);
CFI_REG_ON_STACK(r12, 16 * 32 + 2 * 8);
CFI_REG_ON_STACK(r13, 16 * 32 + 3 * 8);
vmovdqu (%rcx), %xmm14;
/* Offset_i = Offset_{i-1} xor L_{ntz(i)} */
/* P_i = Offset_i xor DECIPHER(K, C_i xor Offset_i) */
#define OCB_INPUT(n, l0reg, l1reg, yreg) \
vmovdqu (n * 32)(%rdx), yreg; \
vpxor (l0reg), %xmm14, %xmm15; \
vpxor (l1reg), %xmm15, %xmm14; \
vinserti128 $1, %xmm14, %ymm15, %ymm15; \
vpxor yreg, %ymm15, yreg; \
vmovdqu %ymm15, (n * 32)(%rsi);
movq (0 * 8)(%r9), %r10;
movq (1 * 8)(%r9), %r11;
movq (2 * 8)(%r9), %r12;
movq (3 * 8)(%r9), %r13;
OCB_INPUT(0, %r10, %r11, %ymm0);
vmovdqu %ymm0, (15 * 32)(%rax);
OCB_INPUT(1, %r12, %r13, %ymm0);
vmovdqu %ymm0, (14 * 32)(%rax);
movq (4 * 8)(%r9), %r10;
movq (5 * 8)(%r9), %r11;
movq (6 * 8)(%r9), %r12;
movq (7 * 8)(%r9), %r13;
OCB_INPUT(2, %r10, %r11, %ymm13);
OCB_INPUT(3, %r12, %r13, %ymm12);
movq (8 * 8)(%r9), %r10;
movq (9 * 8)(%r9), %r11;
movq (10 * 8)(%r9), %r12;
movq (11 * 8)(%r9), %r13;
OCB_INPUT(4, %r10, %r11, %ymm11);
OCB_INPUT(5, %r12, %r13, %ymm10);
movq (12 * 8)(%r9), %r10;
movq (13 * 8)(%r9), %r11;
movq (14 * 8)(%r9), %r12;
movq (15 * 8)(%r9), %r13;
OCB_INPUT(6, %r10, %r11, %ymm9);
OCB_INPUT(7, %r12, %r13, %ymm8);
movq (16 * 8)(%r9), %r10;
movq (17 * 8)(%r9), %r11;
movq (18 * 8)(%r9), %r12;
movq (19 * 8)(%r9), %r13;
OCB_INPUT(8, %r10, %r11, %ymm7);
OCB_INPUT(9, %r12, %r13, %ymm6);
movq (20 * 8)(%r9), %r10;
movq (21 * 8)(%r9), %r11;
movq (22 * 8)(%r9), %r12;
movq (23 * 8)(%r9), %r13;
OCB_INPUT(10, %r10, %r11, %ymm5);
OCB_INPUT(11, %r12, %r13, %ymm4);
movq (24 * 8)(%r9), %r10;
movq (25 * 8)(%r9), %r11;
movq (26 * 8)(%r9), %r12;
movq (27 * 8)(%r9), %r13;
OCB_INPUT(12, %r10, %r11, %ymm3);
OCB_INPUT(13, %r12, %r13, %ymm2);
movq (28 * 8)(%r9), %r10;
movq (29 * 8)(%r9), %r11;
movq (30 * 8)(%r9), %r12;
movq (31 * 8)(%r9), %r13;
OCB_INPUT(14, %r10, %r11, %ymm1);
OCB_INPUT(15, %r12, %r13, %ymm0);
#undef OCB_INPUT
vmovdqu %xmm14, (%rcx);
movq %r8, %r10;
cmpl $128, key_bitlength(CTX);
movl $32, %r8d;
movl $24, %r9d;
cmovel %r9d, %r8d; /* max */
/* inpack16_pre: */
vpbroadcastq (key_table)(CTX, %r8, 8), %ymm15;
vpshufb .Lpack_bswap rRIP, %ymm15, %ymm15;
vpxor %ymm0, %ymm15, %ymm0;
vpxor %ymm1, %ymm15, %ymm1;
vpxor %ymm2, %ymm15, %ymm2;
vpxor %ymm3, %ymm15, %ymm3;
vpxor %ymm4, %ymm15, %ymm4;
vpxor %ymm5, %ymm15, %ymm5;
vpxor %ymm6, %ymm15, %ymm6;
vpxor %ymm7, %ymm15, %ymm7;
vpxor %ymm8, %ymm15, %ymm8;
vpxor %ymm9, %ymm15, %ymm9;
vpxor %ymm10, %ymm15, %ymm10;
vpxor %ymm11, %ymm15, %ymm11;
vpxor %ymm12, %ymm15, %ymm12;
vpxor %ymm13, %ymm15, %ymm13;
vpxor 14 * 32(%rax), %ymm15, %ymm14;
vpxor 15 * 32(%rax), %ymm15, %ymm15;
call __camellia_dec_blk32;
vpxor 0 * 32(%rsi), %ymm7, %ymm7;
vpxor 1 * 32(%rsi), %ymm6, %ymm6;
vpxor 2 * 32(%rsi), %ymm5, %ymm5;
vpxor 3 * 32(%rsi), %ymm4, %ymm4;
vpxor 4 * 32(%rsi), %ymm3, %ymm3;
vpxor 5 * 32(%rsi), %ymm2, %ymm2;
vpxor 6 * 32(%rsi), %ymm1, %ymm1;
vpxor 7 * 32(%rsi), %ymm0, %ymm0;
vmovdqu %ymm7, (7 * 32)(%rax);
vmovdqu %ymm6, (6 * 32)(%rax);
vpxor 8 * 32(%rsi), %ymm15, %ymm15;
vpxor 9 * 32(%rsi), %ymm14, %ymm14;
vpxor 10 * 32(%rsi), %ymm13, %ymm13;
vpxor 11 * 32(%rsi), %ymm12, %ymm12;
vpxor 12 * 32(%rsi), %ymm11, %ymm11;
vpxor 13 * 32(%rsi), %ymm10, %ymm10;
vpxor 14 * 32(%rsi), %ymm9, %ymm9;
vpxor 15 * 32(%rsi), %ymm8, %ymm8;
/* Checksum_i = Checksum_{i-1} xor P_i */
vpxor %ymm5, %ymm7, %ymm7;
vpxor %ymm4, %ymm6, %ymm6;
vpxor %ymm3, %ymm7, %ymm7;
vpxor %ymm2, %ymm6, %ymm6;
vpxor %ymm1, %ymm7, %ymm7;
vpxor %ymm0, %ymm6, %ymm6;
vpxor %ymm15, %ymm7, %ymm7;
vpxor %ymm14, %ymm6, %ymm6;
vpxor %ymm13, %ymm7, %ymm7;
vpxor %ymm12, %ymm6, %ymm6;
vpxor %ymm11, %ymm7, %ymm7;
vpxor %ymm10, %ymm6, %ymm6;
vpxor %ymm9, %ymm7, %ymm7;
vpxor %ymm8, %ymm6, %ymm6;
vpxor %ymm7, %ymm6, %ymm7;
vextracti128 $1, %ymm7, %xmm6;
vpxor %xmm6, %xmm7, %xmm7;
vpxor (%r10), %xmm7, %xmm7;
vmovdqu %xmm7, (%r10);
vmovdqu 7 * 32(%rax), %ymm7;
vmovdqu 6 * 32(%rax), %ymm6;
write_output(%ymm7, %ymm6, %ymm5, %ymm4, %ymm3, %ymm2, %ymm1, %ymm0,
%ymm15, %ymm14, %ymm13, %ymm12, %ymm11, %ymm10, %ymm9,
%ymm8, %rsi);
vzeroall;
movq (16 * 32 + 0 * 8)(%rsp), %r10;
movq (16 * 32 + 1 * 8)(%rsp), %r11;
movq (16 * 32 + 2 * 8)(%rsp), %r12;
movq (16 * 32 + 3 * 8)(%rsp), %r13;
CFI_RESTORE(%r10);
CFI_RESTORE(%r11);
CFI_RESTORE(%r12);
CFI_RESTORE(%r13);
leave;
CFI_LEAVE();
ret;
CFI_ENDPROC();
ELF(.size _gcry_camellia_aesni_avx2_ocb_dec,.-_gcry_camellia_aesni_avx2_ocb_dec;)
.align 8
.globl _gcry_camellia_aesni_avx2_ocb_auth
ELF(.type _gcry_camellia_aesni_avx2_ocb_auth,@function;)
_gcry_camellia_aesni_avx2_ocb_auth:
/* input:
* %rdi: ctx, CTX
* %rsi: abuf (16 blocks)
* %rdx: offset
* %rcx: checksum
* %r8 : L pointers (void *L[16])
*/
CFI_STARTPROC();
pushq %rbp;
CFI_PUSH(%rbp);
movq %rsp, %rbp;
CFI_DEF_CFA_REGISTER(%rbp);
vzeroupper;
subq $(16 * 32 + 4 * 8), %rsp;
andq $~63, %rsp;
movq %rsp, %rax;
movq %r10, (16 * 32 + 0 * 8)(%rsp);
movq %r11, (16 * 32 + 1 * 8)(%rsp);
movq %r12, (16 * 32 + 2 * 8)(%rsp);
movq %r13, (16 * 32 + 3 * 8)(%rsp);
CFI_REG_ON_STACK(r10, 16 * 32 + 0 * 8);
CFI_REG_ON_STACK(r11, 16 * 32 + 1 * 8);
CFI_REG_ON_STACK(r12, 16 * 32 + 2 * 8);
CFI_REG_ON_STACK(r13, 16 * 32 + 3 * 8);
vmovdqu (%rdx), %xmm14;
/* Offset_i = Offset_{i-1} xor L_{ntz(i)} */
/* Checksum_i = Checksum_{i-1} xor P_i */
/* C_i = Offset_i xor ENCIPHER(K, P_i xor Offset_i) */
#define OCB_INPUT(n, l0reg, l1reg, yreg) \
vmovdqu (n * 32)(%rsi), yreg; \
vpxor (l0reg), %xmm14, %xmm15; \
vpxor (l1reg), %xmm15, %xmm14; \
vinserti128 $1, %xmm14, %ymm15, %ymm15; \
vpxor yreg, %ymm15, yreg;
movq (0 * 8)(%r8), %r10;
movq (1 * 8)(%r8), %r11;
movq (2 * 8)(%r8), %r12;
movq (3 * 8)(%r8), %r13;
OCB_INPUT(0, %r10, %r11, %ymm0);
vmovdqu %ymm0, (15 * 32)(%rax);
OCB_INPUT(1, %r12, %r13, %ymm0);
vmovdqu %ymm0, (14 * 32)(%rax);
movq (4 * 8)(%r8), %r10;
movq (5 * 8)(%r8), %r11;
movq (6 * 8)(%r8), %r12;
movq (7 * 8)(%r8), %r13;
OCB_INPUT(2, %r10, %r11, %ymm13);
OCB_INPUT(3, %r12, %r13, %ymm12);
movq (8 * 8)(%r8), %r10;
movq (9 * 8)(%r8), %r11;
movq (10 * 8)(%r8), %r12;
movq (11 * 8)(%r8), %r13;
OCB_INPUT(4, %r10, %r11, %ymm11);
OCB_INPUT(5, %r12, %r13, %ymm10);
movq (12 * 8)(%r8), %r10;
movq (13 * 8)(%r8), %r11;
movq (14 * 8)(%r8), %r12;
movq (15 * 8)(%r8), %r13;
OCB_INPUT(6, %r10, %r11, %ymm9);
OCB_INPUT(7, %r12, %r13, %ymm8);
movq (16 * 8)(%r8), %r10;
movq (17 * 8)(%r8), %r11;
movq (18 * 8)(%r8), %r12;
movq (19 * 8)(%r8), %r13;
OCB_INPUT(8, %r10, %r11, %ymm7);
OCB_INPUT(9, %r12, %r13, %ymm6);
movq (20 * 8)(%r8), %r10;
movq (21 * 8)(%r8), %r11;
movq (22 * 8)(%r8), %r12;
movq (23 * 8)(%r8), %r13;
OCB_INPUT(10, %r10, %r11, %ymm5);
OCB_INPUT(11, %r12, %r13, %ymm4);
movq (24 * 8)(%r8), %r10;
movq (25 * 8)(%r8), %r11;
movq (26 * 8)(%r8), %r12;
movq (27 * 8)(%r8), %r13;
OCB_INPUT(12, %r10, %r11, %ymm3);
OCB_INPUT(13, %r12, %r13, %ymm2);
movq (28 * 8)(%r8), %r10;
movq (29 * 8)(%r8), %r11;
movq (30 * 8)(%r8), %r12;
movq (31 * 8)(%r8), %r13;
OCB_INPUT(14, %r10, %r11, %ymm1);
OCB_INPUT(15, %r12, %r13, %ymm0);
#undef OCB_INPUT
vmovdqu %xmm14, (%rdx);
movq %rcx, %r10;
/* inpack16_pre: */
vpbroadcastq (key_table)(CTX), %ymm15;
vpshufb .Lpack_bswap rRIP, %ymm15, %ymm15;
vpxor %ymm0, %ymm15, %ymm0;
vpxor %ymm1, %ymm15, %ymm1;
vpxor %ymm2, %ymm15, %ymm2;
vpxor %ymm3, %ymm15, %ymm3;
vpxor %ymm4, %ymm15, %ymm4;
vpxor %ymm5, %ymm15, %ymm5;
vpxor %ymm6, %ymm15, %ymm6;
vpxor %ymm7, %ymm15, %ymm7;
vpxor %ymm8, %ymm15, %ymm8;
vpxor %ymm9, %ymm15, %ymm9;
vpxor %ymm10, %ymm15, %ymm10;
vpxor %ymm11, %ymm15, %ymm11;
vpxor %ymm12, %ymm15, %ymm12;
vpxor %ymm13, %ymm15, %ymm13;
vpxor 14 * 32(%rax), %ymm15, %ymm14;
vpxor 15 * 32(%rax), %ymm15, %ymm15;
call __camellia_enc_blk32;
vpxor %ymm7, %ymm6, %ymm6;
vpxor %ymm5, %ymm4, %ymm4;
vpxor %ymm3, %ymm2, %ymm2;
vpxor %ymm1, %ymm0, %ymm0;
vpxor %ymm15, %ymm14, %ymm14;
vpxor %ymm13, %ymm12, %ymm12;
vpxor %ymm11, %ymm10, %ymm10;
vpxor %ymm9, %ymm8, %ymm8;
vpxor %ymm6, %ymm4, %ymm4;
vpxor %ymm2, %ymm0, %ymm0;
vpxor %ymm14, %ymm12, %ymm12;
vpxor %ymm10, %ymm8, %ymm8;
vpxor %ymm4, %ymm0, %ymm0;
vpxor %ymm12, %ymm8, %ymm8;
vpxor %ymm0, %ymm8, %ymm0;
vextracti128 $1, %ymm0, %xmm1;
vpxor (%r10), %xmm0, %xmm0;
vpxor %xmm0, %xmm1, %xmm0;
vmovdqu %xmm0, (%r10);
vzeroall;
movq (16 * 32 + 0 * 8)(%rsp), %r10;
movq (16 * 32 + 1 * 8)(%rsp), %r11;
movq (16 * 32 + 2 * 8)(%rsp), %r12;
movq (16 * 32 + 3 * 8)(%rsp), %r13;
CFI_RESTORE(%r10);
CFI_RESTORE(%r11);
CFI_RESTORE(%r12);
CFI_RESTORE(%r13);
leave;
CFI_LEAVE();
ret;
CFI_ENDPROC();
ELF(.size _gcry_camellia_aesni_avx2_ocb_auth,.-_gcry_camellia_aesni_avx2_ocb_auth;)
#endif /*defined(ENABLE_AESNI_SUPPORT) && defined(ENABLE_AVX2_SUPPORT)*/
#endif /*__x86_64*/

File Metadata

Mime Type
text/x-c
Expires
Mon, Dec 23, 5:10 PM (11 h, 1 m)
Storage Engine
local-disk
Storage Format
Raw Data
Storage Handle
a3/70/687cca3e27bcf531655cbf8b30df

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