/* SPDX-License-Identifier: GPL-2.0-or-later */ /* * Serpent Cipher 8-way parallel algorithm (x86_64/SSE2) * * Copyright (C) 2011 Jussi Kivilinna <jussi.kivilinna@mbnet.fi> * * Based on crypto/serpent.c by * Copyright (C) 2002 Dag Arne Osvik <osvik@ii.uib.no> * 2003 Herbert Valerio Riedel <hvr@gnu.org> */ #include <linux/linkage.h> .file "serpent-sse2-x86_64-asm_64.S" .text #define CTX %rdi /********************************************************************** 8-way SSE2 serpent **********************************************************************/ #define RA1 %xmm0 #define RB1 %xmm1 #define RC1 %xmm2 #define RD1 %xmm3 #define RE1 %xmm4 #define RA2 %xmm5 #define RB2 %xmm6 #define RC2 %xmm7 #define RD2 %xmm8 #define RE2 %xmm9 #define RNOT %xmm10 #define RK0 %xmm11 #define RK1 %xmm12 #define RK2 %xmm13 #define RK3 %xmm14 #define S0_1(x0, x1, x2, x3, x4) \ movdqa x3, x4; \ por x0, x3; \ pxor x4, x0; \ pxor x2, x4; \ pxor RNOT, x4; \ pxor x1, x3; \ pand x0, x1; \ pxor x4, x1; \ pxor x0, x2; #define S0_2(x0, x1, x2, x3, x4) \ pxor x3, x0; \ por x0, x4; \ pxor x2, x0; \ pand x1, x2; \ pxor x2, x3; \ pxor RNOT, x1; \ pxor x4, x2; \ pxor x2, x1; #define S1_1(x0, x1, x2, x3, x4) \ movdqa x1, x4; \ pxor x0, x1; \ pxor x3, x0; \ pxor RNOT, x3; \ pand x1, x4; \ por x1, x0; \ pxor x2, x3; \ pxor x3, x0; \ pxor x3, x1; #define S1_2(x0, x1, x2, x3, x4) \ pxor x4, x3; \ por x4, x1; \ pxor x2, x4; \ pand x0, x2; \ pxor x1, x2; \ por x0, x1; \ pxor RNOT, x0; \ pxor x2, x0; \ pxor x1, x4; #define S2_1(x0, x1, x2, x3, x4) \ pxor RNOT, x3; \ pxor x0, x1; \ movdqa x0, x4; \ pand x2, x0; \ pxor x3, x0; \ por x4, x3; \ pxor x1, x2; \ pxor x1, x3; \ pand x0, x1; #define S2_2(x0, x1, x2, x3, x4) \ pxor x2, x0; \ pand x3, x2; \ por x1, x3; \ pxor RNOT, x0; \ pxor x0, x3; \ pxor x0, x4; \ pxor x2, x0; \ por x2, x1; #define S3_1(x0, x1, x2, x3, x4) \ movdqa x1, x4; \ pxor x3, x1; \ por x0, x3; \ pand x0, x4; \ pxor x2, x0; \ pxor x1, x2; \ pand x3, x1; \ pxor x3, x2; \ por x4, x0; \ pxor x3, x4; #define S3_2(x0, x1, x2, x3, x4) \ pxor x0, x1; \ pand x3, x0; \ pand x4, x3; \ pxor x2, x3; \ por x1, x4; \ pand x1, x2; \ pxor x3, x4; \ pxor x3, x0; \ pxor x2, x3; #define S4_1(x0, x1, x2, x3, x4) \ movdqa x3, x4; \ pand x0, x3; \ pxor x4, x0; \ pxor x2, x3; \ por x4, x2; \ pxor x1, x0; \ pxor x3, x4; \ por x0, x2; \ pxor x1, x2; #define S4_2(x0, x1, x2, x3, x4) \ pand x0, x1; \ pxor x4, x1; \ pand x2, x4; \ pxor x3, x2; \ pxor x0, x4; \ por x1, x3; \ pxor RNOT, x1; \ pxor x0, x3; #define S5_1(x0, x1, x2, x3, x4) \ movdqa x1, x4; \ por x0, x1; \ pxor x1, x2; \ pxor RNOT, x3; \ pxor x0, x4; \ pxor x2, x0; \ pand x4, x1; \ por x3, x4; \ pxor x0, x4; #define S5_2(x0, x1, x2, x3, x4) \ pand x3, x0; \ pxor x3, x1; \ pxor x2, x3; \ pxor x1, x0; \ pand x4, x2; \ pxor x2, x1; \ pand x0, x2; \ pxor x2, x3; #define S6_1(x0, x1, x2, x3, x4) \ movdqa x1, x4; \ pxor x0, x3; \ pxor x2, x1; \ pxor x0, x2; \ pand x3, x0; \ por x3, x1; \ pxor RNOT, x4; \ pxor x1, x0; \ pxor x2, x1; #define S6_2(x0, x1, x2, x3, x4) \ pxor x4, x3; \ pxor x0, x4; \ pand x0, x2; \ pxor x1, x4; \ pxor x3, x2; \ pand x1, x3; \ pxor x0, x3; \ pxor x2, x1; #define S7_1(x0, x1, x2, x3, x4) \ pxor RNOT, x1; \ movdqa x1, x4; \ pxor RNOT, x0; \ pand x2, x1; \ pxor x3, x1; \ por x4, x3; \ pxor x2, x4; \ pxor x3, x2; \ pxor x0, x3; \ por x1, x0; #define S7_2(x0, x1, x2, x3, x4) \ pand x0, x2; \ pxor x4, x0; \ pxor x3, x4; \ pand x0, x3; \ pxor x1, x4; \ pxor x4, x2; \ pxor x1, x3; \ por x0, x4; \ pxor x1, x4; #define SI0_1(x0, x1, x2, x3, x4) \ movdqa x3, x4; \ pxor x0, x1; \ por x1, x3; \ pxor x1, x4; \ pxor RNOT, x0; \ pxor x3, x2; \ pxor x0, x3; \ pand x1, x0; \ pxor x2, x0; #define SI0_2(x0, x1, x2, x3, x4) \ pand x3, x2; \ pxor x4, x3; \ pxor x3, x2; \ pxor x3, x1; \ pand x0, x3; \ pxor x0, x1; \ pxor x2, x0; \ pxor x3, x4; #define SI1_1(x0, x1, x2, x3, x4) \ pxor x3, x1; \ movdqa x0, x4; \ pxor x2, x0; \ pxor RNOT, x2; \ por x1, x4; \ pxor x3, x4; \ pand x1, x3; \ pxor x2, x1; \ pand x4, x2; #define SI1_2(x0, x1, x2, x3, x4) \ pxor x1, x4; \ por x3, x1; \ pxor x0, x3; \ pxor x0, x2; \ por x4, x0; \ pxor x4, x2; \ pxor x0, x1; \ pxor x1, x4; #define SI2_1(x0, x1, x2, x3, x4) \ pxor x1, x2; \ movdqa x3, x4; \ pxor RNOT, x3; \ por x2, x3; \ pxor x4, x2; \ pxor x0, x4; \ pxor x1, x3; \ por x2, x1; \ pxor x0, x2; #define SI2_2(x0, x1, x2, x3, x4) \ pxor x4, x1; \ por x3, x4; \ pxor x3, x2; \ pxor x2, x4; \ pand x1, x2; \ pxor x3, x2; \ pxor x4, x3; \ pxor x0, x4; #define SI3_1(x0, x1, x2, x3, x4) \ pxor x1, x2; \ movdqa x1, x4; \ pand x2, x1; \ pxor x0, x1; \ por x4, x0; \ pxor x3, x4; \ pxor x3, x0; \ por x1, x3; \ pxor x2, x1; #define SI3_2(x0, x1, x2, x3, x4) \ pxor x3, x1; \ pxor x2, x0; \ pxor x3, x2; \ pand x1, x3; \ pxor x0, x1; \ pand x2, x0; \ pxor x3, x4; \ pxor x0, x3; \ pxor x1, x0; #define SI4_1(x0, x1, x2, x3, x4) \ pxor x3, x2; \ movdqa x0, x4; \ pand x1, x0; \ pxor x2, x0; \ por x3, x2; \ pxor RNOT, x4; \ pxor x0, x1; \ pxor x2, x0; \ 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); \ #define transpose_4x4(x0, x1, x2, x3, t0, t1, t2) \ movdqa x0, t2; \ punpckldq x1, x0; \ punpckhdq x1, t2; \ movdqa x2, t1; \ punpckhdq x3, x2; \ punpckldq x3, t1; \ movdqa x0, x1; \ punpcklqdq t1, x0; \ punpckhqdq t1, x1; \ movdqa t2, x3; \ punpcklqdq x2, t2; \ punpckhqdq x2, x3; \ movdqa t2, x2; #define read_blocks(in, x0, x1, x2, x3, t0, t1, t2) \ movdqu (0*4*4)(in), x0; \ movdqu (1*4*4)(in), x1; \ movdqu (2*4*4)(in), x2; \ movdqu (3*4*4)(in), x3; \ \ transpose_4x4(x0, x1, x2, x3, t0, t1, t2) #define write_blocks(out, x0, x1, x2, x3, t0, t1, t2) \ transpose_4x4(x0, x1, x2, x3, t0, t1, t2) \ \ movdqu x0, (0*4*4)(out); \ movdqu x1, (1*4*4)(out); \ movdqu x2, (2*4*4)(out); \ movdqu x3, (3*4*4)(out); #define xor_blocks(out, x0, x1, x2, x3, t0, t1, t2) \ transpose_4x4(x0, x1, x2, x3, t0, t1, t2) \ \ movdqu (0*4*4)(out), t0; \ pxor t0, x0; \ movdqu x0, (0*4*4)(out); \ movdqu (1*4*4)(out), t0; \ pxor t0, x1; \ movdqu x1, (1*4*4)(out); \ movdqu (2*4*4)(out), t0; \ pxor t0, x2; \ movdqu x2, (2*4*4)(out); \ movdqu (3*4*4)(out), t0; \ pxor t0, x3; \ movdqu x3, (3*4*4)(out); SYM_FUNC_START(__serpent_enc_blk_8way) /* input: * %rdi: ctx, CTX * %rsi: dst * %rdx: src * %rcx: bool, if true: xor output */ pcmpeqd RNOT, RNOT; leaq (4*4*4)(%rdx), %rax; read_blocks(%rdx, RA1, RB1, RC1, RD1, RK0, RK1, RK2); read_blocks(%rax, RA2, RB2, RC2, RD2, RK0, RK1, RK2); K2(RA, RB, RC, RD, RE, 0); S(S0, RA, RB, RC, RD, RE); LK2(RC, RB, RD, RA, RE, 1); S(S1, RC, RB, RD, RA, RE); LK2(RE, RD, RA, RC, RB, 2); S(S2, RE, RD, RA, RC, RB); LK2(RB, RD, RE, RC, RA, 3); S(S3, RB, RD, RE, RC, RA); LK2(RC, RA, RD, RB, RE, 4); S(S4, RC, RA, RD, RB, RE); LK2(RA, RD, RB, RE, RC, 5); S(S5, RA, RD, RB, RE, RC); LK2(RC, RA, RD, RE, RB, 6); S(S6, RC, RA, RD, RE, RB); LK2(RD, RB, RA, RE, RC, 7); S(S7, RD, RB, RA, RE, RC); LK2(RC, RA, RE, RD, RB, 8); S(S0, RC, RA, RE, RD, RB); LK2(RE, RA, RD, RC, RB, 9); S(S1, RE, RA, RD, RC, RB); LK2(RB, RD, RC, RE, RA, 10); S(S2, RB, RD, RC, RE, RA); LK2(RA, RD, RB, RE, RC, 11); S(S3, RA, RD, RB, RE, RC); LK2(RE, RC, RD, RA, RB, 12); S(S4, RE, RC, RD, RA, RB); LK2(RC, RD, RA, RB, RE, 13); S(S5, RC, RD, RA, RB, RE); LK2(RE, RC, RD, RB, RA, 14); S(S6, RE, RC, RD, RB, RA); LK2(RD, RA, RC, RB, RE, 15); S(S7, RD, RA, RC, RB, RE); LK2(RE, RC, RB, RD, RA, 16); S(S0, RE, RC, RB, RD, RA); LK2(RB, RC, RD, RE, RA, 17); S(S1, RB, RC, RD, RE, RA); LK2(RA, RD, RE, RB, RC, 18); S(S2, RA, RD, RE, RB, RC); LK2(RC, RD, RA, RB, RE, 19); S(S3, RC, RD, RA, RB, RE); LK2(RB, RE, RD, RC, RA, 20); S(S4, RB, RE, RD, RC, RA); LK2(RE, RD, RC, RA, RB, 21); S(S5, RE, RD, RC, RA, RB); LK2(RB, RE, RD, RA, RC, 22); S(S6, RB, RE, RD, RA, RC); LK2(RD, RC, RE, RA, RB, 23); S(S7, RD, RC, RE, RA, RB); LK2(RB, RE, RA, RD, RC, 24); S(S0, RB, RE, RA, RD, RC); LK2(RA, RE, RD, RB, RC, 25); S(S1, RA, RE, RD, RB, RC); LK2(RC, RD, RB, RA, RE, 26); S(S2, RC, RD, RB, RA, RE); LK2(RE, RD, RC, RA, RB, 27); S(S3, RE, RD, RC, RA, RB); LK2(RA, RB, RD, RE, RC, 28); S(S4, RA, RB, RD, RE, RC); LK2(RB, RD, RE, RC, RA, 29); S(S5, RB, RD, RE, RC, RA); LK2(RA, RB, RD, RC, RE, 30); S(S6, RA, RB, RD, RC, RE); LK2(RD, RE, RB, RC, RA, 31); S(S7, RD, RE, RB, RC, RA); K2(RA, RB, RC, RD, RE, 32); leaq (4*4*4)(%rsi), %rax; testb %cl, %cl; jnz .L__enc_xor8; write_blocks(%rsi, RA1, RB1, RC1, RD1, RK0, RK1, RK2); write_blocks(%rax, RA2, RB2, RC2, RD2, RK0, RK1, RK2); RET; .L__enc_xor8: xor_blocks(%rsi, RA1, RB1, RC1, RD1, RK0, RK1, RK2); xor_blocks(%rax, RA2, RB2, RC2, RD2, RK0, RK1, RK2); RET; SYM_FUNC_END(__serpent_enc_blk_8way) SYM_FUNC_START(serpent_dec_blk_8way) /* input: * %rdi: ctx, CTX * %rsi: dst * %rdx: src */ pcmpeqd RNOT, RNOT; leaq (4*4*4)(%rdx), %rax; read_blocks(%rdx, RA1, RB1, RC1, RD1, RK0, RK1, RK2); read_blocks(%rax, RA2, RB2, RC2, RD2, RK0, RK1, RK2); K2(RA, RB, RC, RD, RE, 32); SP(SI7, RA, RB, RC, RD, RE, 31); KL2(RB, RD, RA, RE, RC, 31); SP(SI6, RB, RD, RA, RE, RC, 30); KL2(RA, RC, RE, RB, RD, 30); SP(SI5, RA, RC, RE, RB, RD, 29); KL2(RC, RD, RA, RE, RB, 29); SP(SI4, RC, RD, RA, RE, RB, 28); KL2(RC, RA, RB, RE, RD, 28); SP(SI3, RC, RA, RB, RE, RD, 27); KL2(RB, RC, RD, RE, RA, 27); SP(SI2, RB, RC, RD, RE, RA, 26); KL2(RC, RA, RE, RD, RB, 26); SP(SI1, RC, RA, RE, RD, RB, 25); KL2(RB, RA, RE, RD, RC, 25); SP(SI0, RB, RA, RE, RD, RC, 24); KL2(RE, RC, RA, RB, RD, 24); SP(SI7, RE, RC, RA, RB, RD, 23); KL2(RC, RB, RE, RD, RA, 23); SP(SI6, RC, RB, RE, RD, RA, 22); KL2(RE, RA, RD, RC, RB, 22); SP(SI5, RE, RA, RD, RC, RB, 21); KL2(RA, RB, RE, RD, RC, 21); SP(SI4, RA, RB, RE, RD, RC, 20); KL2(RA, RE, RC, RD, RB, 20); SP(SI3, RA, RE, RC, RD, RB, 19); KL2(RC, RA, RB, RD, RE, 19); SP(SI2, RC, RA, RB, RD, RE, 18); KL2(RA, RE, RD, RB, RC, 18); SP(SI1, RA, RE, RD, RB, RC, 17); KL2(RC, RE, RD, RB, RA, 17); SP(SI0, RC, RE, RD, RB, RA, 16); KL2(RD, RA, RE, RC, RB, 16); SP(SI7, RD, RA, RE, RC, RB, 15); KL2(RA, RC, RD, RB, RE, 15); SP(SI6, RA, RC, RD, RB, RE, 14); KL2(RD, RE, RB, RA, RC, 14); SP(SI5, RD, RE, RB, RA, RC, 13); KL2(RE, RC, RD, RB, RA, 13); SP(SI4, RE, RC, RD, RB, RA, 12); KL2(RE, RD, RA, RB, RC, 12); SP(SI3, RE, RD, RA, RB, RC, 11); KL2(RA, RE, RC, RB, RD, 11); SP(SI2, RA, RE, RC, RB, RD, 10); KL2(RE, RD, RB, RC, RA, 10); SP(SI1, RE, RD, RB, RC, RA, 9); KL2(RA, RD, RB, RC, RE, 9); SP(SI0, RA, RD, RB, RC, RE, 8); KL2(RB, RE, RD, RA, RC, 8); SP(SI7, RB, RE, RD, RA, RC, 7); KL2(RE, RA, RB, RC, RD, 7); SP(SI6, RE, RA, RB, RC, RD, 6); KL2(RB, RD, RC, RE, RA, 6); SP(SI5, RB, RD, RC, RE, RA, 5); KL2(RD, RA, RB, RC, RE, 5); SP(SI4, RD, RA, RB, RC, RE, 4); KL2(RD, RB, RE, RC, RA, 4); SP(SI3, RD, RB, RE, RC, RA, 3); KL2(RE, RD, RA, RC, RB, 3); SP(SI2, RE, RD, RA, RC, RB, 2); KL2(RD, RB, RC, RA, RE, 2); SP(SI1, RD, RB, RC, RA, RE, 1); KL2(RE, RB, RC, RA, RD, 1); S(SI0, RE, RB, RC, RA, RD); K2(RC, RD, RB, RE, RA, 0); leaq (4*4*4)(%rsi), %rax; write_blocks(%rsi, RC1, RD1, RB1, RE1, RK0, RK1, RK2); write_blocks(%rax, RC2, RD2, RB2, RE2, RK0, RK1, RK2); RET; SYM_FUNC_END(serpent_dec_blk_8way)