2011-11-09 22:26:25 +08:00
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/*
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* Serpent Cipher 8-way parallel algorithm (x86_64/SSE2)
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*
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* Copyright (C) 2011 Jussi Kivilinna <jussi.kivilinna@mbnet.fi>
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*
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* Based on crypto/serpent.c by
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* Copyright (C) 2002 Dag Arne Osvik <osvik@ii.uib.no>
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* 2003 Herbert Valerio Riedel <hvr@gnu.org>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
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* USA
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*
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*/
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2013-01-19 19:39:36 +08:00
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#include <linux/linkage.h>
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2011-11-09 22:26:25 +08:00
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.file "serpent-sse2-x86_64-asm_64.S"
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.text
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#define CTX %rdi
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/**********************************************************************
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8-way SSE2 serpent
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**********************************************************************/
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#define RA1 %xmm0
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#define RB1 %xmm1
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#define RC1 %xmm2
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#define RD1 %xmm3
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#define RE1 %xmm4
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#define RA2 %xmm5
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#define RB2 %xmm6
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#define RC2 %xmm7
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#define RD2 %xmm8
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#define RE2 %xmm9
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#define RNOT %xmm10
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#define RK0 %xmm11
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#define RK1 %xmm12
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#define RK2 %xmm13
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#define RK3 %xmm14
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#define S0_1(x0, x1, x2, x3, x4) \
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movdqa x3, x4; \
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por x0, x3; \
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pxor x4, x0; \
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pxor x2, x4; \
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pxor RNOT, x4; \
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pxor x1, x3; \
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pand x0, x1; \
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pxor x4, x1; \
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pxor x0, x2;
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#define S0_2(x0, x1, x2, x3, x4) \
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pxor x3, x0; \
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por x0, x4; \
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pxor x2, x0; \
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pand x1, x2; \
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pxor x2, x3; \
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pxor RNOT, x1; \
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pxor x4, x2; \
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pxor x2, x1;
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#define S1_1(x0, x1, x2, x3, x4) \
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movdqa x1, x4; \
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pxor x0, x1; \
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pxor x3, x0; \
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pxor RNOT, x3; \
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pand x1, x4; \
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por x1, x0; \
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pxor x2, x3; \
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pxor x3, x0; \
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pxor x3, x1;
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#define S1_2(x0, x1, x2, x3, x4) \
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pxor x4, x3; \
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por x4, x1; \
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pxor x2, x4; \
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pand x0, x2; \
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pxor x1, x2; \
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por x0, x1; \
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pxor RNOT, x0; \
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pxor x2, x0; \
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pxor x1, x4;
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#define S2_1(x0, x1, x2, x3, x4) \
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pxor RNOT, x3; \
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pxor x0, x1; \
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movdqa x0, x4; \
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pand x2, x0; \
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pxor x3, x0; \
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por x4, x3; \
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pxor x1, x2; \
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pxor x1, x3; \
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pand x0, x1;
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#define S2_2(x0, x1, x2, x3, x4) \
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pxor x2, x0; \
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pand x3, x2; \
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por x1, x3; \
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pxor RNOT, x0; \
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pxor x0, x3; \
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pxor x0, x4; \
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pxor x2, x0; \
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por x2, x1;
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#define S3_1(x0, x1, x2, x3, x4) \
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movdqa x1, x4; \
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pxor x3, x1; \
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por x0, x3; \
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pand x0, x4; \
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pxor x2, x0; \
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pxor x1, x2; \
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pand x3, x1; \
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pxor x3, x2; \
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por x4, x0; \
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pxor x3, x4;
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#define S3_2(x0, x1, x2, x3, x4) \
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pxor x0, x1; \
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pand x3, x0; \
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pand x4, x3; \
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pxor x2, x3; \
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por x1, x4; \
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pand x1, x2; \
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pxor x3, x4; \
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pxor x3, x0; \
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pxor x2, x3;
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#define S4_1(x0, x1, x2, x3, x4) \
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movdqa x3, x4; \
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pand x0, x3; \
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pxor x4, x0; \
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pxor x2, x3; \
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por x4, x2; \
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pxor x1, x0; \
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pxor x3, x4; \
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por x0, x2; \
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pxor x1, x2;
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#define S4_2(x0, x1, x2, x3, x4) \
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pand x0, x1; \
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pxor x4, x1; \
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pand x2, x4; \
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pxor x3, x2; \
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pxor x0, x4; \
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por x1, x3; \
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pxor RNOT, x1; \
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pxor x0, x3;
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#define S5_1(x0, x1, x2, x3, x4) \
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movdqa x1, x4; \
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por x0, x1; \
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pxor x1, x2; \
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pxor RNOT, x3; \
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pxor x0, x4; \
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pxor x2, x0; \
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pand x4, x1; \
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por x3, x4; \
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pxor x0, x4;
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#define S5_2(x0, x1, x2, x3, x4) \
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pand x3, x0; \
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pxor x3, x1; \
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pxor x2, x3; \
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pxor x1, x0; \
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pand x4, x2; \
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pxor x2, x1; \
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pand x0, x2; \
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pxor x2, x3;
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#define S6_1(x0, x1, x2, x3, x4) \
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movdqa x1, x4; \
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pxor x0, x3; \
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pxor x2, x1; \
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pxor x0, x2; \
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pand x3, x0; \
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por x3, x1; \
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pxor RNOT, x4; \
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pxor x1, x0; \
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pxor x2, x1;
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#define S6_2(x0, x1, x2, x3, x4) \
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pxor x4, x3; \
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pxor x0, x4; \
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pand x0, x2; \
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pxor x1, x4; \
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pxor x3, x2; \
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pand x1, x3; \
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pxor x0, x3; \
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pxor x2, x1;
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#define S7_1(x0, x1, x2, x3, x4) \
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pxor RNOT, x1; \
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movdqa x1, x4; \
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pxor RNOT, x0; \
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pand x2, x1; \
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pxor x3, x1; \
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por x4, x3; \
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pxor x2, x4; \
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pxor x3, x2; \
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pxor x0, x3; \
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por x1, x0;
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#define S7_2(x0, x1, x2, x3, x4) \
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pand x0, x2; \
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pxor x4, x0; \
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pxor x3, x4; \
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pand x0, x3; \
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pxor x1, x4; \
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pxor x4, x2; \
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pxor x1, x3; \
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por x0, x4; \
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pxor x1, x4;
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#define SI0_1(x0, x1, x2, x3, x4) \
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movdqa x3, x4; \
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pxor x0, x1; \
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por x1, x3; \
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pxor x1, x4; \
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pxor RNOT, x0; \
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pxor x3, x2; \
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pxor x0, x3; \
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pand x1, x0; \
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pxor x2, x0;
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#define SI0_2(x0, x1, x2, x3, x4) \
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pand x3, x2; \
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pxor x4, x3; \
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pxor x3, x2; \
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pxor x3, x1; \
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pand x0, x3; \
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pxor x0, x1; \
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pxor x2, x0; \
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pxor x3, x4;
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#define SI1_1(x0, x1, x2, x3, x4) \
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pxor x3, x1; \
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movdqa x0, x4; \
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pxor x2, x0; \
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pxor RNOT, x2; \
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por x1, x4; \
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pxor x3, x4; \
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pand x1, x3; \
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pxor x2, x1; \
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pand x4, x2;
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#define SI1_2(x0, x1, x2, x3, x4) \
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pxor x1, x4; \
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por x3, x1; \
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pxor x0, x3; \
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pxor x0, x2; \
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por x4, x0; \
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pxor x4, x2; \
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pxor x0, x1; \
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pxor x1, x4;
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#define SI2_1(x0, x1, x2, x3, x4) \
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pxor x1, x2; \
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movdqa x3, x4; \
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pxor RNOT, x3; \
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por x2, x3; \
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pxor x4, x2; \
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pxor x0, x4; \
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pxor x1, x3; \
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por x2, x1; \
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pxor x0, x2;
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#define SI2_2(x0, x1, x2, x3, x4) \
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pxor x4, x1; \
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por x3, x4; \
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pxor x3, x2; \
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pxor x2, x4; \
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pand x1, x2; \
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pxor x3, x2; \
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pxor x4, x3; \
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pxor x0, x4;
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#define SI3_1(x0, x1, x2, x3, x4) \
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pxor x1, x2; \
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movdqa x1, x4; \
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pand x2, x1; \
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pxor x0, x1; \
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por x4, x0; \
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pxor x3, x4; \
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pxor x3, x0; \
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por x1, x3; \
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pxor x2, x1;
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#define SI3_2(x0, x1, x2, x3, x4) \
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pxor x3, x1; \
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pxor x2, x0; \
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pxor x3, x2; \
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pand x1, x3; \
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pxor x0, x1; \
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pand x2, x0; \
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pxor x3, x4; \
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pxor x0, x3; \
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pxor x1, x0;
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#define SI4_1(x0, x1, x2, x3, x4) \
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pxor x3, x2; \
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movdqa x0, x4; \
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pand x1, x0; \
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pxor x2, x0; \
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por x3, x2; \
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pxor RNOT, x4; \
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pxor x0, x1; \
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pxor x2, x0; \
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|
pand x4, x2;
|
|
|
|
|
#define SI4_2(x0, x1, x2, x3, x4) \
|
|
|
|
|
pxor x0, x2; \
|
|
|
|
|
por x4, x0; \
|
|
|
|
|
pxor x3, x0; \
|
|
|
|
|
pand x2, x3; \
|
|
|
|
|
pxor x3, x4; \
|
|
|
|
|
pxor x1, x3; \
|
|
|
|
|
pand x0, x1; \
|
|
|
|
|
pxor x1, x4; \
|
|
|
|
|
pxor x3, x0;
|
|
|
|
|
|
|
|
|
|
#define SI5_1(x0, x1, x2, x3, x4) \
|
|
|
|
|
movdqa x1, x4; \
|
|
|
|
|
por x2, x1; \
|
|
|
|
|
pxor x4, x2; \
|
|
|
|
|
pxor x3, x1; \
|
|
|
|
|
pand x4, x3; \
|
|
|
|
|
pxor x3, x2; \
|
|
|
|
|
por x0, x3; \
|
|
|
|
|
pxor RNOT, x0; \
|
|
|
|
|
pxor x2, x3; \
|
|
|
|
|
por x0, x2;
|
|
|
|
|
#define SI5_2(x0, x1, x2, x3, x4) \
|
|
|
|
|
pxor x1, x4; \
|
|
|
|
|
pxor x4, x2; \
|
|
|
|
|
pand x0, x4; \
|
|
|
|
|
pxor x1, x0; \
|
|
|
|
|
pxor x3, x1; \
|
|
|
|
|
pand x2, x0; \
|
|
|
|
|
pxor x3, x2; \
|
|
|
|
|
pxor x2, x0; \
|
|
|
|
|
pxor x4, x2; \
|
|
|
|
|
pxor x3, x4;
|
|
|
|
|
|
|
|
|
|
#define SI6_1(x0, x1, x2, x3, x4) \
|
|
|
|
|
pxor x2, x0; \
|
|
|
|
|
movdqa x0, x4; \
|
|
|
|
|
pand x3, x0; \
|
|
|
|
|
pxor x3, x2; \
|
|
|
|
|
pxor x2, x0; \
|
|
|
|
|
pxor x1, x3; \
|
|
|
|
|
por x4, x2; \
|
|
|
|
|
pxor x3, x2; \
|
|
|
|
|
pand x0, x3;
|
|
|
|
|
#define SI6_2(x0, x1, x2, x3, x4) \
|
|
|
|
|
pxor RNOT, x0; \
|
|
|
|
|
pxor x1, x3; \
|
|
|
|
|
pand x2, x1; \
|
|
|
|
|
pxor x0, x4; \
|
|
|
|
|
pxor x4, x3; \
|
|
|
|
|
pxor x2, x4; \
|
|
|
|
|
pxor x1, x0; \
|
|
|
|
|
pxor x0, x2;
|
|
|
|
|
|
|
|
|
|
#define SI7_1(x0, x1, x2, x3, x4) \
|
|
|
|
|
movdqa x3, x4; \
|
|
|
|
|
pand x0, x3; \
|
|
|
|
|
pxor x2, x0; \
|
|
|
|
|
por x4, x2; \
|
|
|
|
|
pxor x1, x4; \
|
|
|
|
|
pxor RNOT, x0; \
|
|
|
|
|
por x3, x1; \
|
|
|
|
|
pxor x0, x4; \
|
|
|
|
|
pand x2, x0; \
|
|
|
|
|
pxor x1, x0;
|
|
|
|
|
#define SI7_2(x0, x1, x2, x3, x4) \
|
|
|
|
|
pand x2, x1; \
|
|
|
|
|
pxor x2, x3; \
|
|
|
|
|
pxor x3, x4; \
|
|
|
|
|
pand x3, x2; \
|
|
|
|
|
por x0, x3; \
|
|
|
|
|
pxor x4, x1; \
|
|
|
|
|
pxor x4, x3; \
|
|
|
|
|
pand x0, x4; \
|
|
|
|
|
pxor x2, x4;
|
|
|
|
|
|
|
|
|
|
#define get_key(i, j, t) \
|
|
|
|
|
movd (4*(i)+(j))*4(CTX), t; \
|
|
|
|
|
pshufd $0, t, t;
|
|
|
|
|
|
|
|
|
|
#define K2(x0, x1, x2, x3, x4, i) \
|
|
|
|
|
get_key(i, 0, RK0); \
|
|
|
|
|
get_key(i, 1, RK1); \
|
|
|
|
|
get_key(i, 2, RK2); \
|
|
|
|
|
get_key(i, 3, RK3); \
|
|
|
|
|
pxor RK0, x0 ## 1; \
|
|
|
|
|
pxor RK1, x1 ## 1; \
|
|
|
|
|
pxor RK2, x2 ## 1; \
|
|
|
|
|
pxor RK3, x3 ## 1; \
|
|
|
|
|
pxor RK0, x0 ## 2; \
|
|
|
|
|
pxor RK1, x1 ## 2; \
|
|
|
|
|
pxor RK2, x2 ## 2; \
|
|
|
|
|
pxor RK3, x3 ## 2;
|
|
|
|
|
|
|
|
|
|
#define LK2(x0, x1, x2, x3, x4, i) \
|
|
|
|
|
movdqa x0 ## 1, x4 ## 1; \
|
|
|
|
|
pslld $13, x0 ## 1; \
|
|
|
|
|
psrld $(32 - 13), x4 ## 1; \
|
|
|
|
|
por x4 ## 1, x0 ## 1; \
|
|
|
|
|
pxor x0 ## 1, x1 ## 1; \
|
|
|
|
|
movdqa x2 ## 1, x4 ## 1; \
|
|
|
|
|
pslld $3, x2 ## 1; \
|
|
|
|
|
psrld $(32 - 3), x4 ## 1; \
|
|
|
|
|
por x4 ## 1, x2 ## 1; \
|
|
|
|
|
pxor x2 ## 1, x1 ## 1; \
|
|
|
|
|
movdqa x0 ## 2, x4 ## 2; \
|
|
|
|
|
pslld $13, x0 ## 2; \
|
|
|
|
|
psrld $(32 - 13), x4 ## 2; \
|
|
|
|
|
por x4 ## 2, x0 ## 2; \
|
|
|
|
|
pxor x0 ## 2, x1 ## 2; \
|
|
|
|
|
movdqa x2 ## 2, x4 ## 2; \
|
|
|
|
|
pslld $3, x2 ## 2; \
|
|
|
|
|
psrld $(32 - 3), x4 ## 2; \
|
|
|
|
|
por x4 ## 2, x2 ## 2; \
|
|
|
|
|
pxor x2 ## 2, x1 ## 2; \
|
|
|
|
|
movdqa x1 ## 1, x4 ## 1; \
|
|
|
|
|
pslld $1, x1 ## 1; \
|
|
|
|
|
psrld $(32 - 1), x4 ## 1; \
|
|
|
|
|
por x4 ## 1, x1 ## 1; \
|
|
|
|
|
movdqa x0 ## 1, x4 ## 1; \
|
|
|
|
|
pslld $3, x4 ## 1; \
|
|
|
|
|
pxor x2 ## 1, x3 ## 1; \
|
|
|
|
|
pxor x4 ## 1, x3 ## 1; \
|
|
|
|
|
movdqa x3 ## 1, x4 ## 1; \
|
|
|
|
|
get_key(i, 1, RK1); \
|
|
|
|
|
movdqa x1 ## 2, x4 ## 2; \
|
|
|
|
|
pslld $1, x1 ## 2; \
|
|
|
|
|
psrld $(32 - 1), x4 ## 2; \
|
|
|
|
|
por x4 ## 2, x1 ## 2; \
|
|
|
|
|
movdqa x0 ## 2, x4 ## 2; \
|
|
|
|
|
pslld $3, x4 ## 2; \
|
|
|
|
|
pxor x2 ## 2, x3 ## 2; \
|
|
|
|
|
pxor x4 ## 2, x3 ## 2; \
|
|
|
|
|
movdqa x3 ## 2, x4 ## 2; \
|
|
|
|
|
get_key(i, 3, RK3); \
|
|
|
|
|
pslld $7, x3 ## 1; \
|
|
|
|
|
psrld $(32 - 7), x4 ## 1; \
|
|
|
|
|
por x4 ## 1, x3 ## 1; \
|
|
|
|
|
movdqa x1 ## 1, x4 ## 1; \
|
|
|
|
|
pslld $7, x4 ## 1; \
|
|
|
|
|
pxor x1 ## 1, x0 ## 1; \
|
|
|
|
|
pxor x3 ## 1, x0 ## 1; \
|
|
|
|
|
pxor x3 ## 1, x2 ## 1; \
|
|
|
|
|
pxor x4 ## 1, x2 ## 1; \
|
|
|
|
|
get_key(i, 0, RK0); \
|
|
|
|
|
pslld $7, x3 ## 2; \
|
|
|
|
|
psrld $(32 - 7), x4 ## 2; \
|
|
|
|
|
por x4 ## 2, x3 ## 2; \
|
|
|
|
|
movdqa x1 ## 2, x4 ## 2; \
|
|
|
|
|
pslld $7, x4 ## 2; \
|
|
|
|
|
pxor x1 ## 2, x0 ## 2; \
|
|
|
|
|
pxor x3 ## 2, x0 ## 2; \
|
|
|
|
|
pxor x3 ## 2, x2 ## 2; \
|
|
|
|
|
pxor x4 ## 2, x2 ## 2; \
|
|
|
|
|
get_key(i, 2, RK2); \
|
|
|
|
|
pxor RK1, x1 ## 1; \
|
|
|
|
|
pxor RK3, x3 ## 1; \
|
|
|
|
|
movdqa x0 ## 1, x4 ## 1; \
|
|
|
|
|
pslld $5, x0 ## 1; \
|
|
|
|
|
psrld $(32 - 5), x4 ## 1; \
|
|
|
|
|
por x4 ## 1, x0 ## 1; \
|
|
|
|
|
movdqa x2 ## 1, x4 ## 1; \
|
|
|
|
|
pslld $22, x2 ## 1; \
|
|
|
|
|
psrld $(32 - 22), x4 ## 1; \
|
|
|
|
|
por x4 ## 1, x2 ## 1; \
|
|
|
|
|
pxor RK0, x0 ## 1; \
|
|
|
|
|
pxor RK2, x2 ## 1; \
|
|
|
|
|
pxor RK1, x1 ## 2; \
|
|
|
|
|
pxor RK3, x3 ## 2; \
|
|
|
|
|
movdqa x0 ## 2, x4 ## 2; \
|
|
|
|
|
pslld $5, x0 ## 2; \
|
|
|
|
|
psrld $(32 - 5), x4 ## 2; \
|
|
|
|
|
por x4 ## 2, x0 ## 2; \
|
|
|
|
|
movdqa x2 ## 2, x4 ## 2; \
|
|
|
|
|
pslld $22, x2 ## 2; \
|
|
|
|
|
psrld $(32 - 22), x4 ## 2; \
|
|
|
|
|
por x4 ## 2, x2 ## 2; \
|
|
|
|
|
pxor RK0, x0 ## 2; \
|
|
|
|
|
pxor RK2, x2 ## 2;
|
|
|
|
|
|
|
|
|
|
#define KL2(x0, x1, x2, x3, x4, i) \
|
|
|
|
|
pxor RK0, x0 ## 1; \
|
|
|
|
|
pxor RK2, x2 ## 1; \
|
|
|
|
|
movdqa x0 ## 1, x4 ## 1; \
|
|
|
|
|
psrld $5, x0 ## 1; \
|
|
|
|
|
pslld $(32 - 5), x4 ## 1; \
|
|
|
|
|
por x4 ## 1, x0 ## 1; \
|
|
|
|
|
pxor RK3, x3 ## 1; \
|
|
|
|
|
pxor RK1, x1 ## 1; \
|
|
|
|
|
movdqa x2 ## 1, x4 ## 1; \
|
|
|
|
|
psrld $22, x2 ## 1; \
|
|
|
|
|
pslld $(32 - 22), x4 ## 1; \
|
|
|
|
|
por x4 ## 1, x2 ## 1; \
|
|
|
|
|
pxor x3 ## 1, x2 ## 1; \
|
|
|
|
|
pxor RK0, x0 ## 2; \
|
|
|
|
|
pxor RK2, x2 ## 2; \
|
|
|
|
|
movdqa x0 ## 2, x4 ## 2; \
|
|
|
|
|
psrld $5, x0 ## 2; \
|
|
|
|
|
pslld $(32 - 5), x4 ## 2; \
|
|
|
|
|
por x4 ## 2, x0 ## 2; \
|
|
|
|
|
pxor RK3, x3 ## 2; \
|
|
|
|
|
pxor RK1, x1 ## 2; \
|
|
|
|
|
movdqa x2 ## 2, x4 ## 2; \
|
|
|
|
|
psrld $22, x2 ## 2; \
|
|
|
|
|
pslld $(32 - 22), x4 ## 2; \
|
|
|
|
|
por x4 ## 2, x2 ## 2; \
|
|
|
|
|
pxor x3 ## 2, x2 ## 2; \
|
|
|
|
|
pxor x3 ## 1, x0 ## 1; \
|
|
|
|
|
movdqa x1 ## 1, x4 ## 1; \
|
|
|
|
|
pslld $7, x4 ## 1; \
|
|
|
|
|
pxor x1 ## 1, x0 ## 1; \
|
|
|
|
|
pxor x4 ## 1, x2 ## 1; \
|
|
|
|
|
movdqa x1 ## 1, x4 ## 1; \
|
|
|
|
|
psrld $1, x1 ## 1; \
|
|
|
|
|
pslld $(32 - 1), x4 ## 1; \
|
|
|
|
|
por x4 ## 1, x1 ## 1; \
|
|
|
|
|
pxor x3 ## 2, x0 ## 2; \
|
|
|
|
|
movdqa x1 ## 2, x4 ## 2; \
|
|
|
|
|
pslld $7, x4 ## 2; \
|
|
|
|
|
pxor x1 ## 2, x0 ## 2; \
|
|
|
|
|
pxor x4 ## 2, x2 ## 2; \
|
|
|
|
|
movdqa x1 ## 2, x4 ## 2; \
|
|
|
|
|
psrld $1, x1 ## 2; \
|
|
|
|
|
pslld $(32 - 1), x4 ## 2; \
|
|
|
|
|
por x4 ## 2, x1 ## 2; \
|
|
|
|
|
movdqa x3 ## 1, x4 ## 1; \
|
|
|
|
|
psrld $7, x3 ## 1; \
|
|
|
|
|
pslld $(32 - 7), x4 ## 1; \
|
|
|
|
|
por x4 ## 1, x3 ## 1; \
|
|
|
|
|
pxor x0 ## 1, x1 ## 1; \
|
|
|
|
|
movdqa x0 ## 1, x4 ## 1; \
|
|
|
|
|
pslld $3, x4 ## 1; \
|
|
|
|
|
pxor x4 ## 1, x3 ## 1; \
|
|
|
|
|
movdqa x0 ## 1, x4 ## 1; \
|
|
|
|
|
movdqa x3 ## 2, x4 ## 2; \
|
|
|
|
|
psrld $7, x3 ## 2; \
|
|
|
|
|
pslld $(32 - 7), x4 ## 2; \
|
|
|
|
|
por x4 ## 2, x3 ## 2; \
|
|
|
|
|
pxor x0 ## 2, x1 ## 2; \
|
|
|
|
|
movdqa x0 ## 2, x4 ## 2; \
|
|
|
|
|
pslld $3, x4 ## 2; \
|
|
|
|
|
pxor x4 ## 2, x3 ## 2; \
|
|
|
|
|
movdqa x0 ## 2, x4 ## 2; \
|
|
|
|
|
psrld $13, x0 ## 1; \
|
|
|
|
|
pslld $(32 - 13), x4 ## 1; \
|
|
|
|
|
por x4 ## 1, x0 ## 1; \
|
|
|
|
|
pxor x2 ## 1, x1 ## 1; \
|
|
|
|
|
pxor x2 ## 1, x3 ## 1; \
|
|
|
|
|
movdqa x2 ## 1, x4 ## 1; \
|
|
|
|
|
psrld $3, x2 ## 1; \
|
|
|
|
|
pslld $(32 - 3), x4 ## 1; \
|
|
|
|
|
por x4 ## 1, x2 ## 1; \
|
|
|
|
|
psrld $13, x0 ## 2; \
|
|
|
|
|
pslld $(32 - 13), x4 ## 2; \
|
|
|
|
|
por x4 ## 2, x0 ## 2; \
|
|
|
|
|
pxor x2 ## 2, x1 ## 2; \
|
|
|
|
|
pxor x2 ## 2, x3 ## 2; \
|
|
|
|
|
movdqa x2 ## 2, x4 ## 2; \
|
|
|
|
|
psrld $3, x2 ## 2; \
|
|
|
|
|
pslld $(32 - 3), x4 ## 2; \
|
|
|
|
|
por x4 ## 2, x2 ## 2;
|
|
|
|
|
|
|
|
|
|
#define S(SBOX, x0, x1, x2, x3, x4) \
|
|
|
|
|
SBOX ## _1(x0 ## 1, x1 ## 1, x2 ## 1, x3 ## 1, x4 ## 1); \
|
|
|
|
|
SBOX ## _2(x0 ## 1, x1 ## 1, x2 ## 1, x3 ## 1, x4 ## 1); \
|
|
|
|
|
SBOX ## _1(x0 ## 2, x1 ## 2, x2 ## 2, x3 ## 2, x4 ## 2); \
|
|
|
|
|
SBOX ## _2(x0 ## 2, x1 ## 2, x2 ## 2, x3 ## 2, x4 ## 2);
|
|
|
|
|
|
|
|
|
|
#define SP(SBOX, x0, x1, x2, x3, x4, i) \
|
|
|
|
|
get_key(i, 0, RK0); \
|
|
|
|
|
SBOX ## _1(x0 ## 1, x1 ## 1, x2 ## 1, x3 ## 1, x4 ## 1); \
|
|
|
|
|
get_key(i, 2, RK2); \
|
|
|
|
|
SBOX ## _1(x0 ## 2, x1 ## 2, x2 ## 2, x3 ## 2, x4 ## 2); \
|
|
|
|
|
get_key(i, 3, RK3); \
|
|
|
|
|
SBOX ## _2(x0 ## 1, x1 ## 1, x2 ## 1, x3 ## 1, x4 ## 1); \
|
|
|
|
|
get_key(i, 1, RK1); \
|
|
|
|
|
SBOX ## _2(x0 ## 2, x1 ## 2, x2 ## 2, x3 ## 2, x4 ## 2); \
|
|
|
|
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|
2011-12-20 18:58:06 +08:00
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#define transpose_4x4(x0, x1, x2, x3, t0, t1, t2) \
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2011-11-09 22:26:25 +08:00
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movdqa x0, t2; \
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2011-12-20 18:58:06 +08:00
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punpckldq x1, x0; \
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punpckhdq x1, t2; \
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movdqa x2, t1; \
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punpckhdq x3, x2; \
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punpckldq x3, t1; \
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movdqa x0, x1; \
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punpcklqdq t1, x0; \
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punpckhqdq t1, x1; \
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movdqa t2, x3; \
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punpcklqdq x2, t2; \
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punpckhqdq x2, x3; \
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movdqa t2, x2;
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2011-11-09 22:26:25 +08:00
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#define read_blocks(in, x0, x1, x2, x3, t0, t1, t2) \
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movdqu (0*4*4)(in), x0; \
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movdqu (1*4*4)(in), x1; \
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movdqu (2*4*4)(in), x2; \
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movdqu (3*4*4)(in), x3; \
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\
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transpose_4x4(x0, x1, x2, x3, t0, t1, t2)
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#define write_blocks(out, x0, x1, x2, x3, t0, t1, t2) \
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transpose_4x4(x0, x1, x2, x3, t0, t1, t2) \
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\
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movdqu x0, (0*4*4)(out); \
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movdqu x1, (1*4*4)(out); \
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movdqu x2, (2*4*4)(out); \
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movdqu x3, (3*4*4)(out);
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#define xor_blocks(out, x0, x1, x2, x3, t0, t1, t2) \
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transpose_4x4(x0, x1, x2, x3, t0, t1, t2) \
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\
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movdqu (0*4*4)(out), t0; \
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pxor t0, x0; \
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movdqu x0, (0*4*4)(out); \
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movdqu (1*4*4)(out), t0; \
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pxor t0, x1; \
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movdqu x1, (1*4*4)(out); \
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movdqu (2*4*4)(out), t0; \
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pxor t0, x2; \
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movdqu x2, (2*4*4)(out); \
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movdqu (3*4*4)(out), t0; \
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pxor t0, x3; \
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movdqu x3, (3*4*4)(out);
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2013-01-19 19:39:36 +08:00
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ENTRY(__serpent_enc_blk_8way)
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2011-11-09 22:26:25 +08:00
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/* input:
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* %rdi: ctx, CTX
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* %rsi: dst
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* %rdx: src
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* %rcx: bool, if true: xor output
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*/
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pcmpeqd RNOT, RNOT;
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leaq (4*4*4)(%rdx), %rax;
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read_blocks(%rdx, RA1, RB1, RC1, RD1, RK0, RK1, RK2);
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read_blocks(%rax, RA2, RB2, RC2, RD2, RK0, RK1, RK2);
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K2(RA, RB, RC, RD, RE, 0);
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S(S0, RA, RB, RC, RD, RE); LK2(RC, RB, RD, RA, RE, 1);
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S(S1, RC, RB, RD, RA, RE); LK2(RE, RD, RA, RC, RB, 2);
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S(S2, RE, RD, RA, RC, RB); LK2(RB, RD, RE, RC, RA, 3);
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S(S3, RB, RD, RE, RC, RA); LK2(RC, RA, RD, RB, RE, 4);
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S(S4, RC, RA, RD, RB, RE); LK2(RA, RD, RB, RE, RC, 5);
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S(S5, RA, RD, RB, RE, RC); LK2(RC, RA, RD, RE, RB, 6);
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S(S6, RC, RA, RD, RE, RB); LK2(RD, RB, RA, RE, RC, 7);
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S(S7, RD, RB, RA, RE, RC); LK2(RC, RA, RE, RD, RB, 8);
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S(S0, RC, RA, RE, RD, RB); LK2(RE, RA, RD, RC, RB, 9);
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S(S1, RE, RA, RD, RC, RB); LK2(RB, RD, RC, RE, RA, 10);
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S(S2, RB, RD, RC, RE, RA); LK2(RA, RD, RB, RE, RC, 11);
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S(S3, RA, RD, RB, RE, RC); LK2(RE, RC, RD, RA, RB, 12);
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S(S4, RE, RC, RD, RA, RB); LK2(RC, RD, RA, RB, RE, 13);
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S(S5, RC, RD, RA, RB, RE); LK2(RE, RC, RD, RB, RA, 14);
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S(S6, RE, RC, RD, RB, RA); LK2(RD, RA, RC, RB, RE, 15);
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S(S7, RD, RA, RC, RB, RE); LK2(RE, RC, RB, RD, RA, 16);
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S(S0, RE, RC, RB, RD, RA); LK2(RB, RC, RD, RE, RA, 17);
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S(S1, RB, RC, RD, RE, RA); LK2(RA, RD, RE, RB, RC, 18);
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S(S2, RA, RD, RE, RB, RC); LK2(RC, RD, RA, RB, RE, 19);
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S(S3, RC, RD, RA, RB, RE); LK2(RB, RE, RD, RC, RA, 20);
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S(S4, RB, RE, RD, RC, RA); LK2(RE, RD, RC, RA, RB, 21);
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S(S5, RE, RD, RC, RA, RB); LK2(RB, RE, RD, RA, RC, 22);
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S(S6, RB, RE, RD, RA, RC); LK2(RD, RC, RE, RA, RB, 23);
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S(S7, RD, RC, RE, RA, RB); LK2(RB, RE, RA, RD, RC, 24);
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S(S0, RB, RE, RA, RD, RC); LK2(RA, RE, RD, RB, RC, 25);
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S(S1, RA, RE, RD, RB, RC); LK2(RC, RD, RB, RA, RE, 26);
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S(S2, RC, RD, RB, RA, RE); LK2(RE, RD, RC, RA, RB, 27);
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S(S3, RE, RD, RC, RA, RB); LK2(RA, RB, RD, RE, RC, 28);
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S(S4, RA, RB, RD, RE, RC); LK2(RB, RD, RE, RC, RA, 29);
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S(S5, RB, RD, RE, RC, RA); LK2(RA, RB, RD, RC, RE, 30);
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S(S6, RA, RB, RD, RC, RE); LK2(RD, RE, RB, RC, RA, 31);
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S(S7, RD, RE, RB, RC, RA); K2(RA, RB, RC, RD, RE, 32);
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leaq (4*4*4)(%rsi), %rax;
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testb %cl, %cl;
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2013-01-19 19:39:36 +08:00
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jnz .L__enc_xor8;
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2011-11-09 22:26:25 +08:00
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write_blocks(%rsi, RA1, RB1, RC1, RD1, RK0, RK1, RK2);
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write_blocks(%rax, RA2, RB2, RC2, RD2, RK0, RK1, RK2);
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ret;
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2013-01-19 19:39:36 +08:00
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.L__enc_xor8:
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2011-11-09 22:26:25 +08:00
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xor_blocks(%rsi, RA1, RB1, RC1, RD1, RK0, RK1, RK2);
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xor_blocks(%rax, RA2, RB2, RC2, RD2, RK0, RK1, RK2);
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ret;
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2013-01-19 19:39:36 +08:00
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ENDPROC(__serpent_enc_blk_8way)
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2011-11-09 22:26:25 +08:00
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2013-01-19 19:39:36 +08:00
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ENTRY(serpent_dec_blk_8way)
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2011-11-09 22:26:25 +08:00
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/* input:
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* %rdi: ctx, CTX
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* %rsi: dst
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* %rdx: src
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*/
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pcmpeqd RNOT, RNOT;
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leaq (4*4*4)(%rdx), %rax;
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read_blocks(%rdx, RA1, RB1, RC1, RD1, RK0, RK1, RK2);
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read_blocks(%rax, RA2, RB2, RC2, RD2, RK0, RK1, RK2);
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K2(RA, RB, RC, RD, RE, 32);
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SP(SI7, RA, RB, RC, RD, RE, 31); KL2(RB, RD, RA, RE, RC, 31);
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SP(SI6, RB, RD, RA, RE, RC, 30); KL2(RA, RC, RE, RB, RD, 30);
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SP(SI5, RA, RC, RE, RB, RD, 29); KL2(RC, RD, RA, RE, RB, 29);
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SP(SI4, RC, RD, RA, RE, RB, 28); KL2(RC, RA, RB, RE, RD, 28);
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SP(SI3, RC, RA, RB, RE, RD, 27); KL2(RB, RC, RD, RE, RA, 27);
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SP(SI2, RB, RC, RD, RE, RA, 26); KL2(RC, RA, RE, RD, RB, 26);
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SP(SI1, RC, RA, RE, RD, RB, 25); KL2(RB, RA, RE, RD, RC, 25);
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SP(SI0, RB, RA, RE, RD, RC, 24); KL2(RE, RC, RA, RB, RD, 24);
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SP(SI7, RE, RC, RA, RB, RD, 23); KL2(RC, RB, RE, RD, RA, 23);
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SP(SI6, RC, RB, RE, RD, RA, 22); KL2(RE, RA, RD, RC, RB, 22);
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SP(SI5, RE, RA, RD, RC, RB, 21); KL2(RA, RB, RE, RD, RC, 21);
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SP(SI4, RA, RB, RE, RD, RC, 20); KL2(RA, RE, RC, RD, RB, 20);
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SP(SI3, RA, RE, RC, RD, RB, 19); KL2(RC, RA, RB, RD, RE, 19);
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SP(SI2, RC, RA, RB, RD, RE, 18); KL2(RA, RE, RD, RB, RC, 18);
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SP(SI1, RA, RE, RD, RB, RC, 17); KL2(RC, RE, RD, RB, RA, 17);
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SP(SI0, RC, RE, RD, RB, RA, 16); KL2(RD, RA, RE, RC, RB, 16);
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SP(SI7, RD, RA, RE, RC, RB, 15); KL2(RA, RC, RD, RB, RE, 15);
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SP(SI6, RA, RC, RD, RB, RE, 14); KL2(RD, RE, RB, RA, RC, 14);
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SP(SI5, RD, RE, RB, RA, RC, 13); KL2(RE, RC, RD, RB, RA, 13);
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SP(SI4, RE, RC, RD, RB, RA, 12); KL2(RE, RD, RA, RB, RC, 12);
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SP(SI3, RE, RD, RA, RB, RC, 11); KL2(RA, RE, RC, RB, RD, 11);
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SP(SI2, RA, RE, RC, RB, RD, 10); KL2(RE, RD, RB, RC, RA, 10);
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SP(SI1, RE, RD, RB, RC, RA, 9); KL2(RA, RD, RB, RC, RE, 9);
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SP(SI0, RA, RD, RB, RC, RE, 8); KL2(RB, RE, RD, RA, RC, 8);
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SP(SI7, RB, RE, RD, RA, RC, 7); KL2(RE, RA, RB, RC, RD, 7);
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SP(SI6, RE, RA, RB, RC, RD, 6); KL2(RB, RD, RC, RE, RA, 6);
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SP(SI5, RB, RD, RC, RE, RA, 5); KL2(RD, RA, RB, RC, RE, 5);
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SP(SI4, RD, RA, RB, RC, RE, 4); KL2(RD, RB, RE, RC, RA, 4);
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SP(SI3, RD, RB, RE, RC, RA, 3); KL2(RE, RD, RA, RC, RB, 3);
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SP(SI2, RE, RD, RA, RC, RB, 2); KL2(RD, RB, RC, RA, RE, 2);
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SP(SI1, RD, RB, RC, RA, RE, 1); KL2(RE, RB, RC, RA, RD, 1);
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S(SI0, RE, RB, RC, RA, RD); K2(RC, RD, RB, RE, RA, 0);
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leaq (4*4*4)(%rsi), %rax;
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write_blocks(%rsi, RC1, RD1, RB1, RE1, RK0, RK1, RK2);
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write_blocks(%rax, RC2, RD2, RB2, RE2, RK0, RK1, RK2);
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ret;
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2013-01-19 19:39:36 +08:00
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ENDPROC(serpent_dec_blk_8way)
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