| /* SPDX-License-Identifier: GPL-2.0-or-later */ |
| /* |
| * x86_64/AVX2 assembler optimized version of Serpent |
| * |
| * Copyright © 2012-2013 Jussi Kivilinna <jussi.kivilinna@mbnet.fi> |
| * |
| * Based on AVX assembler implementation of Serpent by: |
| * Copyright © 2012 Johannes Goetzfried |
| * <Johannes.Goetzfried@informatik.stud.uni-erlangen.de> |
| */ |
| |
| #include <linux/linkage.h> |
| #include <asm/frame.h> |
| #include "glue_helper-asm-avx2.S" |
| |
| .file "serpent-avx2-asm_64.S" |
| |
| .section .rodata.cst16.bswap128_mask, "aM", @progbits, 16 |
| .align 16 |
| .Lbswap128_mask: |
| .byte 15, 14, 13, 12, 11, 10, 9, 8, 7, 6, 5, 4, 3, 2, 1, 0 |
| |
| .text |
| |
| #define CTX %rdi |
| |
| #define RNOT %ymm0 |
| #define tp %ymm1 |
| |
| #define RA1 %ymm2 |
| #define RA2 %ymm3 |
| #define RB1 %ymm4 |
| #define RB2 %ymm5 |
| #define RC1 %ymm6 |
| #define RC2 %ymm7 |
| #define RD1 %ymm8 |
| #define RD2 %ymm9 |
| #define RE1 %ymm10 |
| #define RE2 %ymm11 |
| |
| #define RK0 %ymm12 |
| #define RK1 %ymm13 |
| #define RK2 %ymm14 |
| #define RK3 %ymm15 |
| |
| #define RK0x %xmm12 |
| #define RK1x %xmm13 |
| #define RK2x %xmm14 |
| #define RK3x %xmm15 |
| |
| #define S0_1(x0, x1, x2, x3, x4) \ |
| vpor x0, x3, tp; \ |
| vpxor x3, x0, x0; \ |
| vpxor x2, x3, x4; \ |
| vpxor RNOT, x4, x4; \ |
| vpxor x1, tp, x3; \ |
| vpand x0, x1, x1; \ |
| vpxor x4, x1, x1; \ |
| vpxor x0, x2, x2; |
| #define S0_2(x0, x1, x2, x3, x4) \ |
| vpxor x3, x0, x0; \ |
| vpor x0, x4, x4; \ |
| vpxor x2, x0, x0; \ |
| vpand x1, x2, x2; \ |
| vpxor x2, x3, x3; \ |
| vpxor RNOT, x1, x1; \ |
| vpxor x4, x2, x2; \ |
| vpxor x2, x1, x1; |
| |
| #define S1_1(x0, x1, x2, x3, x4) \ |
| vpxor x0, x1, tp; \ |
| vpxor x3, x0, x0; \ |
| vpxor RNOT, x3, x3; \ |
| vpand tp, x1, x4; \ |
| vpor tp, x0, x0; \ |
| vpxor x2, x3, x3; \ |
| vpxor x3, x0, x0; \ |
| vpxor x3, tp, x1; |
| #define S1_2(x0, x1, x2, x3, x4) \ |
| vpxor x4, x3, x3; \ |
| vpor x4, x1, x1; \ |
| vpxor x2, x4, x4; \ |
| vpand x0, x2, x2; \ |
| vpxor x1, x2, x2; \ |
| vpor x0, x1, x1; \ |
| vpxor RNOT, x0, x0; \ |
| vpxor x2, x0, x0; \ |
| vpxor x1, x4, x4; |
| |
| #define S2_1(x0, x1, x2, x3, x4) \ |
| vpxor RNOT, x3, x3; \ |
| vpxor x0, x1, x1; \ |
| vpand x2, x0, tp; \ |
| vpxor x3, tp, tp; \ |
| vpor x0, x3, x3; \ |
| vpxor x1, x2, x2; \ |
| vpxor x1, x3, x3; \ |
| vpand tp, x1, x1; |
| #define S2_2(x0, x1, x2, x3, x4) \ |
| vpxor x2, tp, tp; \ |
| vpand x3, x2, x2; \ |
| vpor x1, x3, x3; \ |
| vpxor RNOT, tp, tp; \ |
| vpxor tp, x3, x3; \ |
| vpxor tp, x0, x4; \ |
| vpxor x2, tp, x0; \ |
| vpor x2, x1, x1; |
| |
| #define S3_1(x0, x1, x2, x3, x4) \ |
| vpxor x3, x1, tp; \ |
| vpor x0, x3, x3; \ |
| vpand x0, x1, x4; \ |
| vpxor x2, x0, x0; \ |
| vpxor tp, x2, x2; \ |
| vpand x3, tp, x1; \ |
| vpxor x3, x2, x2; \ |
| vpor x4, x0, x0; \ |
| vpxor x3, x4, x4; |
| #define S3_2(x0, x1, x2, x3, x4) \ |
| vpxor x0, x1, x1; \ |
| vpand x3, x0, x0; \ |
| vpand x4, x3, x3; \ |
| vpxor x2, x3, x3; \ |
| vpor x1, x4, x4; \ |
| vpand x1, x2, x2; \ |
| vpxor x3, x4, x4; \ |
| vpxor x3, x0, x0; \ |
| vpxor x2, x3, x3; |
| |
| #define S4_1(x0, x1, x2, x3, x4) \ |
| vpand x0, x3, tp; \ |
| vpxor x3, x0, x0; \ |
| vpxor x2, tp, tp; \ |
| vpor x3, x2, x2; \ |
| vpxor x1, x0, x0; \ |
| vpxor tp, x3, x4; \ |
| vpor x0, x2, x2; \ |
| vpxor x1, x2, x2; |
| #define S4_2(x0, x1, x2, x3, x4) \ |
| vpand x0, x1, x1; \ |
| vpxor x4, x1, x1; \ |
| vpand x2, x4, x4; \ |
| vpxor tp, x2, x2; \ |
| vpxor x0, x4, x4; \ |
| vpor x1, tp, x3; \ |
| vpxor RNOT, x1, x1; \ |
| vpxor x0, x3, x3; |
| |
| #define S5_1(x0, x1, x2, x3, x4) \ |
| vpor x0, x1, tp; \ |
| vpxor tp, x2, x2; \ |
| vpxor RNOT, x3, x3; \ |
| vpxor x0, x1, x4; \ |
| vpxor x2, x0, x0; \ |
| vpand x4, tp, x1; \ |
| vpor x3, x4, x4; \ |
| vpxor x0, x4, x4; |
| #define S5_2(x0, x1, x2, x3, x4) \ |
| vpand x3, x0, x0; \ |
| vpxor x3, x1, x1; \ |
| vpxor x2, x3, x3; \ |
| vpxor x1, x0, x0; \ |
| vpand x4, x2, x2; \ |
| vpxor x2, x1, x1; \ |
| vpand x0, x2, x2; \ |
| vpxor x2, x3, x3; |
| |
| #define S6_1(x0, x1, x2, x3, x4) \ |
| vpxor x0, x3, x3; \ |
| vpxor x2, x1, tp; \ |
| vpxor x0, x2, x2; \ |
| vpand x3, x0, x0; \ |
| vpor x3, tp, tp; \ |
| vpxor RNOT, x1, x4; \ |
| vpxor tp, x0, x0; \ |
| vpxor x2, tp, x1; |
| #define S6_2(x0, x1, x2, x3, x4) \ |
| vpxor x4, x3, x3; \ |
| vpxor x0, x4, x4; \ |
| vpand x0, x2, x2; \ |
| vpxor x1, x4, x4; \ |
| vpxor x3, x2, x2; \ |
| vpand x1, x3, x3; \ |
| vpxor x0, x3, x3; \ |
| vpxor x2, x1, x1; |
| |
| #define S7_1(x0, x1, x2, x3, x4) \ |
| vpxor RNOT, x1, tp; \ |
| vpxor RNOT, x0, x0; \ |
| vpand x2, tp, x1; \ |
| vpxor x3, x1, x1; \ |
| vpor tp, x3, x3; \ |
| vpxor x2, tp, x4; \ |
| vpxor x3, x2, x2; \ |
| vpxor x0, x3, x3; \ |
| vpor x1, x0, x0; |
| #define S7_2(x0, x1, x2, x3, x4) \ |
| vpand x0, x2, x2; \ |
| vpxor x4, x0, x0; \ |
| vpxor x3, x4, x4; \ |
| vpand x0, x3, x3; \ |
| vpxor x1, x4, x4; \ |
| vpxor x4, x2, x2; \ |
| vpxor x1, x3, x3; \ |
| vpor x0, x4, x4; \ |
| vpxor x1, x4, x4; |
| |
| #define SI0_1(x0, x1, x2, x3, x4) \ |
| vpxor x0, x1, x1; \ |
| vpor x1, x3, tp; \ |
| vpxor x1, x3, x4; \ |
| vpxor RNOT, x0, x0; \ |
| vpxor tp, x2, x2; \ |
| vpxor x0, tp, x3; \ |
| vpand x1, x0, x0; \ |
| vpxor x2, x0, x0; |
| #define SI0_2(x0, x1, x2, x3, x4) \ |
| vpand x3, x2, x2; \ |
| vpxor x4, x3, x3; \ |
| vpxor x3, x2, x2; \ |
| vpxor x3, x1, x1; \ |
| vpand x0, x3, x3; \ |
| vpxor x0, x1, x1; \ |
| vpxor x2, x0, x0; \ |
| vpxor x3, x4, x4; |
| |
| #define SI1_1(x0, x1, x2, x3, x4) \ |
| vpxor x3, x1, x1; \ |
| vpxor x2, x0, tp; \ |
| vpxor RNOT, x2, x2; \ |
| vpor x1, x0, x4; \ |
| vpxor x3, x4, x4; \ |
| vpand x1, x3, x3; \ |
| vpxor x2, x1, x1; \ |
| vpand x4, x2, x2; |
| #define SI1_2(x0, x1, x2, x3, x4) \ |
| vpxor x1, x4, x4; \ |
| vpor x3, x1, x1; \ |
| vpxor tp, x3, x3; \ |
| vpxor tp, x2, x2; \ |
| vpor x4, tp, x0; \ |
| vpxor x4, x2, x2; \ |
| vpxor x0, x1, x1; \ |
| vpxor x1, x4, x4; |
| |
| #define SI2_1(x0, x1, x2, x3, x4) \ |
| vpxor x1, x2, x2; \ |
| vpxor RNOT, x3, tp; \ |
| vpor x2, tp, tp; \ |
| vpxor x3, x2, x2; \ |
| vpxor x0, x3, x4; \ |
| vpxor x1, tp, x3; \ |
| vpor x2, x1, x1; \ |
| vpxor x0, x2, x2; |
| #define SI2_2(x0, x1, x2, x3, x4) \ |
| vpxor x4, x1, x1; \ |
| vpor x3, x4, x4; \ |
| vpxor x3, x2, x2; \ |
| vpxor x2, x4, x4; \ |
| vpand x1, x2, x2; \ |
| vpxor x3, x2, x2; \ |
| vpxor x4, x3, x3; \ |
| vpxor x0, x4, x4; |
| |
| #define SI3_1(x0, x1, x2, x3, x4) \ |
| vpxor x1, x2, x2; \ |
| vpand x2, x1, tp; \ |
| vpxor x0, tp, tp; \ |
| vpor x1, x0, x0; \ |
| vpxor x3, x1, x4; \ |
| vpxor x3, x0, x0; \ |
| vpor tp, x3, x3; \ |
| vpxor x2, tp, x1; |
| #define SI3_2(x0, x1, x2, x3, x4) \ |
| vpxor x3, x1, x1; \ |
| vpxor x2, x0, x0; \ |
| vpxor x3, x2, x2; \ |
| vpand x1, x3, x3; \ |
| vpxor x0, x1, x1; \ |
| vpand x2, x0, x0; \ |
| vpxor x3, x4, x4; \ |
| vpxor x0, x3, x3; \ |
| vpxor x1, x0, x0; |
| |
| #define SI4_1(x0, x1, x2, x3, x4) \ |
| vpxor x3, x2, x2; \ |
| vpand x1, x0, tp; \ |
| vpxor x2, tp, tp; \ |
| vpor x3, x2, x2; \ |
| vpxor RNOT, x0, x4; \ |
| vpxor tp, x1, x1; \ |
| vpxor x2, tp, x0; \ |
| vpand x4, x2, x2; |
| #define SI4_2(x0, x1, x2, x3, x4) \ |
| vpxor x0, x2, x2; \ |
| vpor x4, x0, x0; \ |
| vpxor x3, x0, x0; \ |
| vpand x2, x3, x3; \ |
| vpxor x3, x4, x4; \ |
| vpxor x1, x3, x3; \ |
| vpand x0, x1, x1; \ |
| vpxor x1, x4, x4; \ |
| vpxor x3, x0, x0; |
| |
| #define SI5_1(x0, x1, x2, x3, x4) \ |
| vpor x2, x1, tp; \ |
| vpxor x1, x2, x2; \ |
| vpxor x3, tp, tp; \ |
| vpand x1, x3, x3; \ |
| vpxor x3, x2, x2; \ |
| vpor x0, x3, x3; \ |
| vpxor RNOT, x0, x0; \ |
| vpxor x2, x3, x3; \ |
| vpor x0, x2, x2; |
| #define SI5_2(x0, x1, x2, x3, x4) \ |
| vpxor tp, x1, x4; \ |
| vpxor x4, x2, x2; \ |
| vpand x0, x4, x4; \ |
| vpxor tp, x0, x0; \ |
| vpxor x3, tp, x1; \ |
| vpand x2, x0, x0; \ |
| vpxor x3, x2, x2; \ |
| vpxor x2, x0, x0; \ |
| vpxor x4, x2, x2; \ |
| vpxor x3, x4, x4; |
| |
| #define SI6_1(x0, x1, x2, x3, x4) \ |
| vpxor x2, x0, x0; \ |
| vpand x3, x0, tp; \ |
| vpxor x3, x2, x2; \ |
| vpxor x2, tp, tp; \ |
| vpxor x1, x3, x3; \ |
| vpor x0, x2, x2; \ |
| vpxor x3, x2, x2; \ |
| vpand tp, x3, x3; |
| #define SI6_2(x0, x1, x2, x3, x4) \ |
| vpxor RNOT, tp, tp; \ |
| vpxor x1, x3, x3; \ |
| vpand x2, x1, x1; \ |
| vpxor tp, x0, x4; \ |
| vpxor x4, x3, x3; \ |
| vpxor x2, x4, x4; \ |
| vpxor x1, tp, x0; \ |
| vpxor x0, x2, x2; |
| |
| #define SI7_1(x0, x1, x2, x3, x4) \ |
| vpand x0, x3, tp; \ |
| vpxor x2, x0, x0; \ |
| vpor x3, x2, x2; \ |
| vpxor x1, x3, x4; \ |
| vpxor RNOT, x0, x0; \ |
| vpor tp, x1, x1; \ |
| vpxor x0, x4, x4; \ |
| vpand x2, x0, x0; \ |
| vpxor x1, x0, x0; |
| #define SI7_2(x0, x1, x2, x3, x4) \ |
| vpand x2, x1, x1; \ |
| vpxor x2, tp, x3; \ |
| vpxor x3, x4, x4; \ |
| vpand x3, x2, x2; \ |
| vpor x0, x3, x3; \ |
| vpxor x4, x1, x1; \ |
| vpxor x4, x3, x3; \ |
| vpand x0, x4, x4; \ |
| vpxor x2, x4, x4; |
| |
| #define get_key(i,j,t) \ |
| vpbroadcastd (4*(i)+(j))*4(CTX), 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); \ |
| vpxor RK0, x0 ## 1, x0 ## 1; \ |
| vpxor RK1, x1 ## 1, x1 ## 1; \ |
| vpxor RK2, x2 ## 1, x2 ## 1; \ |
| vpxor RK3, x3 ## 1, x3 ## 1; \ |
| vpxor RK0, x0 ## 2, x0 ## 2; \ |
| vpxor RK1, x1 ## 2, x1 ## 2; \ |
| vpxor RK2, x2 ## 2, x2 ## 2; \ |
| vpxor RK3, x3 ## 2, x3 ## 2; |
| |
| #define LK2(x0, x1, x2, x3, x4, i) \ |
| vpslld $13, x0 ## 1, x4 ## 1; \ |
| vpsrld $(32 - 13), x0 ## 1, x0 ## 1; \ |
| vpor x4 ## 1, x0 ## 1, x0 ## 1; \ |
| vpxor x0 ## 1, x1 ## 1, x1 ## 1; \ |
| vpslld $3, x2 ## 1, x4 ## 1; \ |
| vpsrld $(32 - 3), x2 ## 1, x2 ## 1; \ |
| vpor x4 ## 1, x2 ## 1, x2 ## 1; \ |
| vpxor x2 ## 1, x1 ## 1, x1 ## 1; \ |
| vpslld $13, x0 ## 2, x4 ## 2; \ |
| vpsrld $(32 - 13), x0 ## 2, x0 ## 2; \ |
| vpor x4 ## 2, x0 ## 2, x0 ## 2; \ |
| vpxor x0 ## 2, x1 ## 2, x1 ## 2; \ |
| vpslld $3, x2 ## 2, x4 ## 2; \ |
| vpsrld $(32 - 3), x2 ## 2, x2 ## 2; \ |
| vpor x4 ## 2, x2 ## 2, x2 ## 2; \ |
| vpxor x2 ## 2, x1 ## 2, x1 ## 2; \ |
| vpslld $1, x1 ## 1, x4 ## 1; \ |
| vpsrld $(32 - 1), x1 ## 1, x1 ## 1; \ |
| vpor x4 ## 1, x1 ## 1, x1 ## 1; \ |
| vpslld $3, x0 ## 1, x4 ## 1; \ |
| vpxor x2 ## 1, x3 ## 1, x3 ## 1; \ |
| vpxor x4 ## 1, x3 ## 1, x3 ## 1; \ |
| get_key(i, 1, RK1); \ |
| vpslld $1, x1 ## 2, x4 ## 2; \ |
| vpsrld $(32 - 1), x1 ## 2, x1 ## 2; \ |
| vpor x4 ## 2, x1 ## 2, x1 ## 2; \ |
| vpslld $3, x0 ## 2, x4 ## 2; \ |
| vpxor x2 ## 2, x3 ## 2, x3 ## 2; \ |
| vpxor x4 ## 2, x3 ## 2, x3 ## 2; \ |
| get_key(i, 3, RK3); \ |
| vpslld $7, x3 ## 1, x4 ## 1; \ |
| vpsrld $(32 - 7), x3 ## 1, x3 ## 1; \ |
| vpor x4 ## 1, x3 ## 1, x3 ## 1; \ |
| vpslld $7, x1 ## 1, x4 ## 1; \ |
| vpxor x1 ## 1, x0 ## 1, x0 ## 1; \ |
| vpxor x3 ## 1, x0 ## 1, x0 ## 1; \ |
| vpxor x3 ## 1, x2 ## 1, x2 ## 1; \ |
| vpxor x4 ## 1, x2 ## 1, x2 ## 1; \ |
| get_key(i, 0, RK0); \ |
| vpslld $7, x3 ## 2, x4 ## 2; \ |
| vpsrld $(32 - 7), x3 ## 2, x3 ## 2; \ |
| vpor x4 ## 2, x3 ## 2, x3 ## 2; \ |
| vpslld $7, x1 ## 2, x4 ## 2; \ |
| vpxor x1 ## 2, x0 ## 2, x0 ## 2; \ |
| vpxor x3 ## 2, x0 ## 2, x0 ## 2; \ |
| vpxor x3 ## 2, x2 ## 2, x2 ## 2; \ |
| vpxor x4 ## 2, x2 ## 2, x2 ## 2; \ |
| get_key(i, 2, RK2); \ |
| vpxor RK1, x1 ## 1, x1 ## 1; \ |
| vpxor RK3, x3 ## 1, x3 ## 1; \ |
| vpslld $5, x0 ## 1, x4 ## 1; \ |
| vpsrld $(32 - 5), x0 ## 1, x0 ## 1; \ |
| vpor x4 ## 1, x0 ## 1, x0 ## 1; \ |
| vpslld $22, x2 ## 1, x4 ## 1; \ |
| vpsrld $(32 - 22), x2 ## 1, x2 ## 1; \ |
| vpor x4 ## 1, x2 ## 1, x2 ## 1; \ |
| vpxor RK0, x0 ## 1, x0 ## 1; \ |
| vpxor RK2, x2 ## 1, x2 ## 1; \ |
| vpxor RK1, x1 ## 2, x1 ## 2; \ |
| vpxor RK3, x3 ## 2, x3 ## 2; \ |
| vpslld $5, x0 ## 2, x4 ## 2; \ |
| vpsrld $(32 - 5), x0 ## 2, x0 ## 2; \ |
| vpor x4 ## 2, x0 ## 2, x0 ## 2; \ |
| vpslld $22, x2 ## 2, x4 ## 2; \ |
| vpsrld $(32 - 22), x2 ## 2, x2 ## 2; \ |
| vpor x4 ## 2, x2 ## 2, x2 ## 2; \ |
| vpxor RK0, x0 ## 2, x0 ## 2; \ |
| vpxor RK2, x2 ## 2, x2 ## 2; |
| |
| #define KL2(x0, x1, x2, x3, x4, i) \ |
| vpxor RK0, x0 ## 1, x0 ## 1; \ |
| vpxor RK2, x2 ## 1, x2 ## 1; \ |
| vpsrld $5, x0 ## 1, x4 ## 1; \ |
| vpslld $(32 - 5), x0 ## 1, x0 ## 1; \ |
| vpor x4 ## 1, x0 ## 1, x0 ## 1; \ |
| vpxor RK3, x3 ## 1, x3 ## 1; \ |
| vpxor RK1, x1 ## 1, x1 ## 1; \ |
| vpsrld $22, x2 ## 1, x4 ## 1; \ |
| vpslld $(32 - 22), x2 ## 1, x2 ## 1; \ |
| vpor x4 ## 1, x2 ## 1, x2 ## 1; \ |
| vpxor x3 ## 1, x2 ## 1, x2 ## 1; \ |
| vpxor RK0, x0 ## 2, x0 ## 2; \ |
| vpxor RK2, x2 ## 2, x2 ## 2; \ |
| vpsrld $5, x0 ## 2, x4 ## 2; \ |
| vpslld $(32 - 5), x0 ## 2, x0 ## 2; \ |
| vpor x4 ## 2, x0 ## 2, x0 ## 2; \ |
| vpxor RK3, x3 ## 2, x3 ## 2; \ |
| vpxor RK1, x1 ## 2, x1 ## 2; \ |
| vpsrld $22, x2 ## 2, x4 ## 2; \ |
| vpslld $(32 - 22), x2 ## 2, x2 ## 2; \ |
| vpor x4 ## 2, x2 ## 2, x2 ## 2; \ |
| vpxor x3 ## 2, x2 ## 2, x2 ## 2; \ |
| vpxor x3 ## 1, x0 ## 1, x0 ## 1; \ |
| vpslld $7, x1 ## 1, x4 ## 1; \ |
| vpxor x1 ## 1, x0 ## 1, x0 ## 1; \ |
| vpxor x4 ## 1, x2 ## 1, x2 ## 1; \ |
| vpsrld $1, x1 ## 1, x4 ## 1; \ |
| vpslld $(32 - 1), x1 ## 1, x1 ## 1; \ |
| vpor x4 ## 1, x1 ## 1, x1 ## 1; \ |
| vpxor x3 ## 2, x0 ## 2, x0 ## 2; \ |
| vpslld $7, x1 ## 2, x4 ## 2; \ |
| vpxor x1 ## 2, x0 ## 2, x0 ## 2; \ |
| vpxor x4 ## 2, x2 ## 2, x2 ## 2; \ |
| vpsrld $1, x1 ## 2, x4 ## 2; \ |
| vpslld $(32 - 1), x1 ## 2, x1 ## 2; \ |
| vpor x4 ## 2, x1 ## 2, x1 ## 2; \ |
| vpsrld $7, x3 ## 1, x4 ## 1; \ |
| vpslld $(32 - 7), x3 ## 1, x3 ## 1; \ |
| vpor x4 ## 1, x3 ## 1, x3 ## 1; \ |
| vpxor x0 ## 1, x1 ## 1, x1 ## 1; \ |
| vpslld $3, x0 ## 1, x4 ## 1; \ |
| vpxor x4 ## 1, x3 ## 1, x3 ## 1; \ |
| vpsrld $7, x3 ## 2, x4 ## 2; \ |
| vpslld $(32 - 7), x3 ## 2, x3 ## 2; \ |
| vpor x4 ## 2, x3 ## 2, x3 ## 2; \ |
| vpxor x0 ## 2, x1 ## 2, x1 ## 2; \ |
| vpslld $3, x0 ## 2, x4 ## 2; \ |
| vpxor x4 ## 2, x3 ## 2, x3 ## 2; \ |
| vpsrld $13, x0 ## 1, x4 ## 1; \ |
| vpslld $(32 - 13), x0 ## 1, x0 ## 1; \ |
| vpor x4 ## 1, x0 ## 1, x0 ## 1; \ |
| vpxor x2 ## 1, x1 ## 1, x1 ## 1; \ |
| vpxor x2 ## 1, x3 ## 1, x3 ## 1; \ |
| vpsrld $3, x2 ## 1, x4 ## 1; \ |
| vpslld $(32 - 3), x2 ## 1, x2 ## 1; \ |
| vpor x4 ## 1, x2 ## 1, x2 ## 1; \ |
| vpsrld $13, x0 ## 2, x4 ## 2; \ |
| vpslld $(32 - 13), x0 ## 2, x0 ## 2; \ |
| vpor x4 ## 2, x0 ## 2, x0 ## 2; \ |
| vpxor x2 ## 2, x1 ## 2, x1 ## 2; \ |
| vpxor x2 ## 2, x3 ## 2, x3 ## 2; \ |
| vpsrld $3, x2 ## 2, x4 ## 2; \ |
| vpslld $(32 - 3), x2 ## 2, x2 ## 2; \ |
| vpor x4 ## 2, x2 ## 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 ## _2(x0 ## 1, x1 ## 1, x2 ## 1, x3 ## 1, x4 ## 1); \ |
| get_key(i, 3, RK3); \ |
| SBOX ## _1(x0 ## 2, x1 ## 2, x2 ## 2, x3 ## 2, x4 ## 2); \ |
| 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) \ |
| vpunpckldq x1, x0, t0; \ |
| vpunpckhdq x1, x0, t2; \ |
| vpunpckldq x3, x2, t1; \ |
| vpunpckhdq x3, x2, x3; \ |
| \ |
| vpunpcklqdq t1, t0, x0; \ |
| vpunpckhqdq t1, t0, x1; \ |
| vpunpcklqdq x3, t2, x2; \ |
| vpunpckhqdq x3, t2, x3; |
| |
| #define read_blocks(x0, x1, x2, x3, t0, t1, t2) \ |
| transpose_4x4(x0, x1, x2, x3, t0, t1, t2) |
| |
| #define write_blocks(x0, x1, x2, x3, t0, t1, t2) \ |
| transpose_4x4(x0, x1, x2, x3, t0, t1, t2) |
| |
| .align 8 |
| SYM_FUNC_START_LOCAL(__serpent_enc_blk16) |
| /* input: |
| * %rdi: ctx, CTX |
| * RA1, RB1, RC1, RD1, RA2, RB2, RC2, RD2: plaintext |
| * output: |
| * RA1, RB1, RC1, RD1, RA2, RB2, RC2, RD2: ciphertext |
| */ |
| |
| vpcmpeqd RNOT, RNOT, RNOT; |
| |
| read_blocks(RA1, RB1, RC1, RD1, RK0, RK1, RK2); |
| read_blocks(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); |
| |
| write_blocks(RA1, RB1, RC1, RD1, RK0, RK1, RK2); |
| write_blocks(RA2, RB2, RC2, RD2, RK0, RK1, RK2); |
| |
| ret; |
| SYM_FUNC_END(__serpent_enc_blk16) |
| |
| .align 8 |
| SYM_FUNC_START_LOCAL(__serpent_dec_blk16) |
| /* input: |
| * %rdi: ctx, CTX |
| * RA1, RB1, RC1, RD1, RA2, RB2, RC2, RD2: ciphertext |
| * output: |
| * RC1, RD1, RB1, RE1, RC2, RD2, RB2, RE2: plaintext |
| */ |
| |
| vpcmpeqd RNOT, RNOT, RNOT; |
| |
| read_blocks(RA1, RB1, RC1, RD1, RK0, RK1, RK2); |
| read_blocks(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); |
| |
| write_blocks(RC1, RD1, RB1, RE1, RK0, RK1, RK2); |
| write_blocks(RC2, RD2, RB2, RE2, RK0, RK1, RK2); |
| |
| ret; |
| SYM_FUNC_END(__serpent_dec_blk16) |
| |
| SYM_FUNC_START(serpent_ecb_enc_16way) |
| /* input: |
| * %rdi: ctx, CTX |
| * %rsi: dst |
| * %rdx: src |
| */ |
| FRAME_BEGIN |
| |
| vzeroupper; |
| |
| load_16way(%rdx, RA1, RB1, RC1, RD1, RA2, RB2, RC2, RD2); |
| |
| call __serpent_enc_blk16; |
| |
| store_16way(%rsi, RA1, RB1, RC1, RD1, RA2, RB2, RC2, RD2); |
| |
| vzeroupper; |
| |
| FRAME_END |
| ret; |
| SYM_FUNC_END(serpent_ecb_enc_16way) |
| |
| SYM_FUNC_START(serpent_ecb_dec_16way) |
| /* input: |
| * %rdi: ctx, CTX |
| * %rsi: dst |
| * %rdx: src |
| */ |
| FRAME_BEGIN |
| |
| vzeroupper; |
| |
| load_16way(%rdx, RA1, RB1, RC1, RD1, RA2, RB2, RC2, RD2); |
| |
| call __serpent_dec_blk16; |
| |
| store_16way(%rsi, RC1, RD1, RB1, RE1, RC2, RD2, RB2, RE2); |
| |
| vzeroupper; |
| |
| FRAME_END |
| ret; |
| SYM_FUNC_END(serpent_ecb_dec_16way) |
| |
| SYM_FUNC_START(serpent_cbc_dec_16way) |
| /* input: |
| * %rdi: ctx, CTX |
| * %rsi: dst |
| * %rdx: src |
| */ |
| FRAME_BEGIN |
| |
| vzeroupper; |
| |
| load_16way(%rdx, RA1, RB1, RC1, RD1, RA2, RB2, RC2, RD2); |
| |
| call __serpent_dec_blk16; |
| |
| store_cbc_16way(%rdx, %rsi, RC1, RD1, RB1, RE1, RC2, RD2, RB2, RE2, |
| RK0); |
| |
| vzeroupper; |
| |
| FRAME_END |
| ret; |
| SYM_FUNC_END(serpent_cbc_dec_16way) |
| |
| SYM_FUNC_START(serpent_ctr_16way) |
| /* input: |
| * %rdi: ctx, CTX |
| * %rsi: dst (16 blocks) |
| * %rdx: src (16 blocks) |
| * %rcx: iv (little endian, 128bit) |
| */ |
| FRAME_BEGIN |
| |
| vzeroupper; |
| |
| load_ctr_16way(%rcx, .Lbswap128_mask, RA1, RB1, RC1, RD1, RA2, RB2, RC2, |
| RD2, RK0, RK0x, RK1, RK1x, RK2, RK2x, RK3, RK3x, RNOT, |
| tp); |
| |
| call __serpent_enc_blk16; |
| |
| store_ctr_16way(%rdx, %rsi, RA1, RB1, RC1, RD1, RA2, RB2, RC2, RD2); |
| |
| vzeroupper; |
| |
| FRAME_END |
| ret; |
| SYM_FUNC_END(serpent_ctr_16way) |
