/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
* SM3 AVX accelerated transform.
* specified in: https://datatracker.ietf.org/doc/html/draft-sca-cfrg-sm3-02
*
* Copyright (C) 2021 Jussi Kivilinna <jussi.kivilinna@iki.fi>
* Copyright (C) 2021 Tianjia Zhang <tianjia.zhang@linux.alibaba.com>
*/
/* Based on SM3 AES/BMI2 accelerated work by libgcrypt at:
* https://gnupg.org/software/libgcrypt/index.html
*/
#include <linux/linkage.h>
#include <linux/cfi_types.h>
#include <asm/frame.h>
/* Context structure */
#define state_h0
0
#define state_h1
4
#define state_h2
8
#define state_h3
12
#define state_h4
16
#define state_h5
20
#define state_h6
24
#define state_h7
28
/* Constants */
/* Round constant macros */
#define K0
2043430169 /* 0x79cc4519 */
#define K1 -
208106958 /* 0xf3988a32 */
#define K2 -
416213915 /* 0xe7311465 */
#define K3 -
832427829 /* 0xce6228cb */
#define K4 -
1664855657 /* 0x9cc45197 */
#define K5
965255983 /* 0x3988a32f */
#define K6
1930511966 /* 0x7311465e */
#define K7 -
433943364 /* 0xe6228cbc */
#define K8 -
867886727 /* 0xcc451979 */
#define K9 -
1735773453 /* 0x988a32f3 */
#define K10
823420391 /* 0x311465e7 */
#define K11
1646840782 /* 0x6228cbce */
#define K12 -
1001285732 /* 0xc451979c */
#define K13 -
2002571463 /* 0x88a32f39 */
#define K14
289824371 /* 0x11465e73 */
#define K15
579648742 /* 0x228cbce6 */
#define K16 -
1651869049 /* 0x9d8a7a87 */
#define K17
991229199 /* 0x3b14f50f */
#define K18
1982458398 /* 0x7629ea1e */
#define K19 -
330050500 /* 0xec53d43c */
#define K20 -
660100999 /* 0xd8a7a879 */
#define K21 -
1320201997 /* 0xb14f50f3 */
#define K22
1654563303 /* 0x629ea1e7 */
#define K23 -
985840690 /* 0xc53d43ce */
#define K24 -
1971681379 /* 0x8a7a879d */
#define K25
351604539 /* 0x14f50f3b */
#define K26
703209078 /* 0x29ea1e76 */
#define K27
1406418156 /* 0x53d43cec */
#define K28 -
1482130984 /* 0xa7a879d8 */
#define K29
1330705329 /* 0x4f50f3b1 */
#define K30 -
1633556638 /* 0x9ea1e762 */
#define K31
1027854021 /* 0x3d43cec5 */
#define K32
2055708042 /* 0x7a879d8a */
#define K33 -
183551212 /* 0xf50f3b14 */
#define K34 -
367102423 /* 0xea1e7629 */
#define K35 -
734204845 /* 0xd43cec53 */
#define K36 -
1468409689 /* 0xa879d8a7 */
#define K37
1358147919 /* 0x50f3b14f */
#define K38 -
1578671458 /* 0xa1e7629e */
#define K39
1137624381 /* 0x43cec53d */
#define K40 -
2019718534 /* 0x879d8a7a */
#define K41
255530229 /* 0x0f3b14f5 */
#define K42
511060458 /* 0x1e7629ea */
#define K43
1022120916 /* 0x3cec53d4 */
#define K44
2044241832 /* 0x79d8a7a8 */
#define K45 -
206483632 /* 0xf3b14f50 */
#define K46 -
412967263 /* 0xe7629ea1 */
#define K47 -
825934525 /* 0xcec53d43 */
#define K48 -
1651869049 /* 0x9d8a7a87 */
#define K49
991229199 /* 0x3b14f50f */
#define K50
1982458398 /* 0x7629ea1e */
#define K51 -
330050500 /* 0xec53d43c */
#define K52 -
660100999 /* 0xd8a7a879 */
#define K53 -
1320201997 /* 0xb14f50f3 */
#define K54
1654563303 /* 0x629ea1e7 */
#define K55 -
985840690 /* 0xc53d43ce */
#define K56 -
1971681379 /* 0x8a7a879d */
#define K57
351604539 /* 0x14f50f3b */
#define K58
703209078 /* 0x29ea1e76 */
#define K59
1406418156 /* 0x53d43cec */
#define K60 -
1482130984 /* 0xa7a879d8 */
#define K61
1330705329 /* 0x4f50f3b1 */
#define K62 -
1633556638 /* 0x9ea1e762 */
#define K63
1027854021 /* 0x3d43cec5 */
/* Register macros */
#define RSTATE %rdi
#define RDATA %rsi
#define RNBLKS %rdx
#define t0 %eax
#define t1 %ebx
#define t2 %ecx
#define a %r8d
#define b %r9d
#define c %r10d
#define d %r11d
#define e %r12d
#define f %r13d
#define g %r14d
#define h %r15d
#define W0 %xmm0
#define W1 %xmm1
#define W2 %xmm2
#define W3 %xmm3
#define W4 %xmm4
#define W5 %xmm5
#define XTMP0 %xmm6
#define XTMP1 %xmm7
#define XTMP2 %xmm8
#define XTMP3 %xmm9
#define XTMP4 %xmm10
#define XTMP5 %xmm11
#define XTMP6 %xmm12
#define BSWAP_REG %xmm15
/* Stack structure */
#define STACK_W_SIZE (
32 *
2 *
3)
#define STACK_REG_SAVE_SIZE (
64)
#define STACK_W (
0)
#define STACK_REG_SAVE (STACK_W + STACK_W_SIZE)
#define STACK_SIZE (STACK_REG_SAVE + STACK_REG_SAVE_SIZE)
/* Instruction helpers. */
#define roll2(v, reg) \
roll $(v), reg;
#define roll3mov(v, src, dst) \
movl src, dst; \
roll $(v), dst;
#define roll3(v, src, dst) \
rorxl $(
32-(v)), src, dst;
#define addl2(a, out) \
leal (a, out), out;
/* Round function macros. */
#define GG1(x, y, z, o, t) \
movl x, o; \
xorl y, o; \
xorl z, o;
#define FF1(x, y, z, o, t) GG1(x, y, z, o, t)
#define GG2(x, y, z, o, t) \
andnl z, x, o; \
movl y, t; \
andl x, t; \
addl2(t, o);
#define FF2(x, y, z, o, t) \
movl y, o; \
xorl x, o; \
movl y, t; \
andl x, t; \
andl z, o; \
xorl t, o;
#define R(i, a, b, c, d, e, f, g, h, round, widx, wtype) \
/* rol(a, 12) => t0 */ \
roll3mov(
12, a, t0);
/* rorxl here would reduce perf by 6% on zen3 */ \
/* rol (t0 + e + t), 7) => t1 */ \
leal K##round(t0, e,
1), t1; \
roll2(
7, t1); \
/* h + w1 => h */ \
addl wtype##_W1_ADDR(round, widx), h; \
/* h + t1 => h */ \
addl2(t1, h); \
/* t1 ^ t0 => t0 */ \
xorl t1, t0; \
/* w1w2 + d => d */ \
addl wtype##_W1W2_ADDR(round, widx), d; \
/* FF##i(a,b,c) => t1 */ \
FF##i(a, b, c, t1, t2); \
/* d + t1 => d */ \
addl2(t1, d); \
/* GG#i(e,f,g) => t2 */ \
GG##i(e, f, g, t2, t1); \
/* h + t2 => h */ \
addl2(t2, h); \
/* rol (f, 19) => f */ \
roll2(
19, f); \
/* d + t0 => d */ \
addl2(t0, d); \
/* rol (b, 9) => b */ \
roll2(
9, b); \
/* P0(h) => h */ \
roll3(
9, h, t2); \
roll3(
17, h, t1); \
xorl t2, h; \
xorl t1, h;
#define R1(a, b, c, d, e, f, g, h, round, widx, wtype) \
R(
1, a, b, c, d, e, f, g, h, round, widx, wtype)
#define R2(a, b, c, d, e, f, g, h, round, widx, wtype) \
R(
2, a, b, c, d, e, f, g, h, round, widx, wtype)
/* Input expansion macros. */
/* Byte-swapped input address. */
#define IW_W_ADDR(round, widx, offs) \
(STACK_W + ((round) /
4) *
64 + (offs) + ((widx) *
4))(%rsp)
/* Expanded input address. */
#define XW_W_ADDR(round, widx, offs) \
(STACK_W + ((((round) /
3) -
4) %
2) *
64 + (offs) + ((widx) *
4))(%rsp)
/* Rounds 1-12, byte-swapped input block addresses. */
#define IW_W1_ADDR(round, widx) IW_W_ADDR(round, widx,
0)
#define IW_W1W2_ADDR(round, widx) IW_W_ADDR(round, widx,
32)
/* Rounds 1-12, expanded input block addresses. */
#define XW_W1_ADDR(round, widx) XW_W_ADDR(round, widx,
0)
#define XW_W1W2_ADDR(round, widx) XW_W_ADDR(round, widx,
32)
/* Input block loading. */
#define LOAD_W_XMM_1() \
vmovdqu
0*
16(RDATA), XTMP0;
/* XTMP0: w3, w2, w1, w0 */ \
vmovdqu
1*
16(RDATA), XTMP1;
/* XTMP1: w7, w6, w5, w4 */ \
vmovdqu
2*
16(RDATA), XTMP2;
/* XTMP2: w11, w10, w9, w8 */ \
vmovdqu
3*
16(RDATA), XTMP3;
/* XTMP3: w15, w14, w13, w12 */ \
vpshufb BSWAP_REG, XTMP0, XTMP0; \
vpshufb BSWAP_REG, XTMP1, XTMP1; \
vpshufb BSWAP_REG, XTMP2, XTMP2; \
vpshufb BSWAP_REG, XTMP3, XTMP3; \
vpxor XTMP0, XTMP1, XTMP4; \
vpxor XTMP1, XTMP2, XTMP5; \
vpxor XTMP2, XTMP3, XTMP6; \
leaq
64(RDATA), RDATA; \
vmovdqa XTMP0, IW_W1_ADDR(
0,
0); \
vmovdqa XTMP4, IW_W1W2_ADDR(
0,
0); \
vmovdqa XTMP1, IW_W1_ADDR(
4,
0); \
vmovdqa XTMP5, IW_W1W2_ADDR(
4,
0);
#define LOAD_W_XMM_2() \
vmovdqa XTMP2, IW_W1_ADDR(
8,
0); \
vmovdqa XTMP6, IW_W1W2_ADDR(
8,
0);
#define LOAD_W_XMM_3() \
vpshufd $
0b00000000, XTMP0, W0;
/* W0: xx, w0, xx, xx */ \
vpshufd $
0b11111001, XTMP0, W1;
/* W1: xx, w3, w2, w1 */ \
vmovdqa XTMP1, W2;
/* W2: xx, w6, w5, w4 */ \
vpalignr $
12, XTMP1, XTMP2, W3;
/* W3: xx, w9, w8, w7 */ \
vpalignr $
8, XTMP2, XTMP3, W4;
/* W4: xx, w12, w11, w10 */ \
vpshufd $
0b11111001, XTMP3, W5;
/* W5: xx, w15, w14, w13 */
/* Message scheduling. Note: 3 words per XMM register. */
#define SCHED_W_0(round, w0, w1, w2, w3, w4, w5) \
/* Load (w[i - 16]) => XTMP0 */ \
vpshufd $
0b10111111, w0, XTMP0; \
vpalignr $
12, XTMP0, w1, XTMP0;
/* XTMP0: xx, w2, w1, w0 */ \
/* Load (w[i - 13]) => XTMP1 */ \
vpshufd $
0b10111111, w1, XTMP1; \
vpalignr $
12, XTMP1, w2, XTMP1; \
/* w[i - 9] == w3 */ \
/* XMM3 ^ XTMP0 => XTMP0 */ \
vpxor w3, XTMP0, XTMP0;
#define SCHED_W_1(round, w0, w1, w2, w3, w4, w5) \
/* w[i - 3] == w5 */ \
/* rol(XMM5, 15) ^ XTMP0 => XTMP0 */ \
vpslld $
15, w5, XTMP2; \
vpsrld $(
32-
15), w5, XTMP3; \
vpxor XTMP2, XTMP3, XTMP3; \
vpxor XTMP3, XTMP0, XTMP0; \
/* rol(XTMP1, 7) => XTMP1 */ \
vpslld $
7, XTMP1, XTMP5; \
vpsrld $(
32-
7), XTMP1, XTMP1; \
vpxor XTMP5, XTMP1, XTMP1; \
/* XMM4 ^ XTMP1 => XTMP1 */ \
vpxor w4, XTMP1, XTMP1; \
/* w[i - 6] == XMM4 */ \
/* P1(XTMP0) ^ XTMP1 => XMM0 */ \
vpslld $
15, XTMP0, XTMP5; \
vpsrld $(
32-
15), XTMP0, XTMP6; \
vpslld $
23, XTMP0, XTMP2; \
vpsrld $(
32-
23), XTMP0, XTMP3; \
vpxor XTMP0, XTMP1, XTMP1; \
vpxor XTMP6, XTMP5, XTMP5; \
vpxor XTMP3, XTMP2, XTMP2; \
vpxor XTMP2, XTMP5, XTMP5; \
vpxor XTMP5, XTMP1, w0;
#define SCHED_W_2(round, w0, w1, w2, w3, w4, w5) \
/* W1 in XMM12 */ \
vpshufd $
0b10111111, w4, XTMP4; \
vpalignr $
12, XTMP4, w5, XTMP4; \
vmovdqa XTMP4, XW_W1_ADDR((round),
0); \
/* W1 ^ W2 => XTMP1 */ \
vpxor w0, XTMP4, XTMP1; \
vmovdqa XTMP1, XW_W1W2_ADDR((round),
0);
.
section .rodata.cst16,
"aM", @progbits,
16
.
align 16
.Lbe32mask:
.long
0x00010203,
0x04050607,
0x08090a0b,
0x0c0d0e0f
.text
/*
* Transform nblocks*64 bytes (nblocks*16 32-bit words) at DATA.
*
* void sm3_transform_avx(struct sm3_state *state,
* const u8 *data, int nblocks);
*/
SYM_TYPED_FUNC_START(sm3_transform_avx)
/* input:
* %rdi: ctx, CTX
* %rsi: data (64*nblks bytes)
* %rdx: nblocks
*/
vzeroupper;
pushq %rbp;
movq %rsp, %rbp;
movq %rdx, RNBLKS;
subq $STACK_SIZE, %rsp;
andq $(~
63), %rsp;
movq %rbx, (STACK_REG_SAVE +
0 *
8)(%rsp);
movq %r15, (STACK_REG_SAVE +
1 *
8)(%rsp);
movq %r14, (STACK_REG_SAVE +
2 *
8)(%rsp);
movq %r13, (STACK_REG_SAVE +
3 *
8)(%rsp);
movq %r12, (STACK_REG_SAVE +
4 *
8)(%rsp);
vmovdqa .Lbe32mask (%rip), BSWAP_REG;
/* Get the values of the chaining variables. */
movl state_h0(RSTATE), a;
movl state_h1(RSTATE), b;
movl state_h2(RSTATE), c;
movl state_h3(RSTATE), d;
movl state_h4(RSTATE), e;
movl state_h5(RSTATE), f;
movl state_h6(RSTATE), g;
movl state_h7(RSTATE), h;
.
align 16
.Loop:
/* Load data part1. */
LOAD_W_XMM_1();
leaq -
1(RNBLKS), RNBLKS;
/* Transform 0-3 + Load data part2. */
R1(a, b, c, d, e, f, g, h,
0,
0, IW); LOAD_W_XMM_2();
R1(d, a, b, c, h, e, f, g,
1,
1, IW);
R1(c, d, a, b, g, h, e, f,
2,
2, IW);
R1(b, c, d, a, f, g, h, e,
3,
3, IW); LOAD_W_XMM_3();
/* Transform 4-7 + Precalc 12-14. */
R1(a, b, c, d, e, f, g, h,
4,
0, IW);
R1(d, a, b, c, h, e, f, g,
5,
1, IW);
R1(c, d, a, b, g, h, e, f,
6,
2, IW); SCHED_W_0(
12, W0, W1, W2, W3, W4, W5);
R1(b, c, d, a, f, g, h, e,
7,
3, IW); SCHED_W_1(
12, W0, W1, W2, W3, W4, W5);
/* Transform 8-11 + Precalc 12-17. */
R1(a, b, c, d, e, f, g, h,
8,
0, IW); SCHED_W_2(
12, W0, W1, W2, W3, W4, W5);
R1(d, a, b, c, h, e, f, g,
9,
1, IW); SCHED_W_0(
15, W1, W2, W3, W4, W5, W0);
R1(c, d, a, b, g, h, e, f,
10,
2, IW); SCHED_W_1(
15, W1, W2, W3, W4, W5, W0);
R1(b, c, d, a, f, g, h, e,
11,
3, IW); SCHED_W_2(
15, W1, W2, W3, W4, W5, W0);
/* Transform 12-14 + Precalc 18-20 */
R1(a, b, c, d, e, f, g, h,
12,
0, XW); SCHED_W_0(
18, W2, W3, W4, W5, W0, W1);
R1(d, a, b, c, h, e, f, g,
13,
1, XW); SCHED_W_1(
18, W2, W3, W4, W5, W0, W1);
R1(c, d, a, b, g, h, e, f,
14,
2, XW); SCHED_W_2(
18, W2, W3, W4, W5, W0, W1);
/* Transform 15-17 + Precalc 21-23 */
R1(b, c, d, a, f, g, h, e,
15,
0, XW); SCHED_W_0(
21, W3, W4, W5, W0, W1, W2);
R2(a, b, c, d, e, f, g, h,
16,
1, XW); SCHED_W_1(
21, W3, W4, W5, W0, W1, W2);
R2(d, a, b, c, h, e, f, g,
17,
2, XW); SCHED_W_2(
21, W3, W4, W5, W0, W1, W2);
/* Transform 18-20 + Precalc 24-26 */
R2(c, d, a, b, g, h, e, f,
18,
0, XW); SCHED_W_0(
24, W4, W5, W0, W1, W2, W3);
R2(b, c, d, a, f, g, h, e,
19,
1, XW); SCHED_W_1(
24, W4, W5, W0, W1, W2, W3);
R2(a, b, c, d, e, f, g, h,
20,
2, XW); SCHED_W_2(
24, W4, W5, W0, W1, W2, W3);
/* Transform 21-23 + Precalc 27-29 */
R2(d, a, b, c, h, e, f, g,
21,
0, XW); SCHED_W_0(
27, W5, W0, W1, W2, W3, W4);
R2(c, d, a, b, g, h, e, f,
22,
1, XW); SCHED_W_1(
27, W5, W0, W1, W2, W3, W4);
R2(b, c, d, a, f, g, h, e,
23,
2, XW); SCHED_W_2(
27, W5, W0, W1, W2, W3, W4);
/* Transform 24-26 + Precalc 30-32 */
R2(a, b, c, d, e, f, g, h,
24,
0, XW); SCHED_W_0(
30, W0, W1, W2, W3, W4, W5);
R2(d, a, b, c, h, e, f, g,
25,
1, XW); SCHED_W_1(
30, W0, W1, W2, W3, W4, W5);
R2(c, d, a, b, g, h, e, f,
26,
2, XW); SCHED_W_2(
30, W0, W1, W2, W3, W4, W5);
/* Transform 27-29 + Precalc 33-35 */
R2(b, c, d, a, f, g, h, e,
27,
0, XW); SCHED_W_0(
33, W1, W2, W3, W4, W5, W0);
R2(a, b, c, d, e, f, g, h,
28,
1, XW); SCHED_W_1(
33, W1, W2, W3, W4, W5, W0);
R2(d, a, b, c, h, e, f, g,
29,
2, XW); SCHED_W_2(
33, W1, W2, W3, W4, W5, W0);
/* Transform 30-32 + Precalc 36-38 */
R2(c, d, a, b, g, h, e, f,
30,
0, XW); SCHED_W_0(
36, W2, W3, W4, W5, W0, W1);
R2(b, c, d, a, f, g, h, e,
31,
1, XW); SCHED_W_1(
36, W2, W3, W4, W5, W0, W1);
R2(a, b, c, d, e, f, g, h,
32,
2, XW); SCHED_W_2(
36, W2, W3, W4, W5, W0, W1);
/* Transform 33-35 + Precalc 39-41 */
R2(d, a, b, c, h, e, f, g,
33,
0, XW); SCHED_W_0(
39, W3, W4, W5, W0, W1, W2);
R2(c, d, a, b, g, h, e, f,
34,
1, XW); SCHED_W_1(
39, W3, W4, W5, W0, W1, W2);
R2(b, c, d, a, f, g, h, e,
35,
2, XW); SCHED_W_2(
39, W3, W4, W5, W0, W1, W2);
/* Transform 36-38 + Precalc 42-44 */
R2(a, b, c, d, e, f, g, h,
36,
0, XW); SCHED_W_0(
42, W4, W5, W0, W1, W2, W3);
R2(d, a, b, c, h, e, f, g,
37,
1, XW); SCHED_W_1(
42, W4, W5, W0, W1, W2, W3);
R2(c, d, a, b, g, h, e, f,
38,
2, XW); SCHED_W_2(
42, W4, W5, W0, W1, W2, W3);
/* Transform 39-41 + Precalc 45-47 */
R2(b, c, d, a, f, g, h, e,
39,
0, XW); SCHED_W_0(
45, W5, W0, W1, W2, W3, W4);
R2(a, b, c, d, e, f, g, h,
40,
1, XW); SCHED_W_1(
45, W5, W0, W1, W2, W3, W4);
R2(d, a, b, c, h, e, f, g,
41,
2, XW); SCHED_W_2(
45, W5, W0, W1, W2, W3, W4);
/* Transform 42-44 + Precalc 48-50 */
R2(c, d, a, b, g, h, e, f,
42,
0, XW); SCHED_W_0(
48, W0, W1, W2, W3, W4, W5);
R2(b, c, d, a, f, g, h, e,
43,
1, XW); SCHED_W_1(
48, W0, W1, W2, W3, W4, W5);
R2(a, b, c, d, e, f, g, h,
44,
2, XW); SCHED_W_2(
48, W0, W1, W2, W3, W4, W5);
/* Transform 45-47 + Precalc 51-53 */
R2(d, a, b, c, h, e, f, g,
45,
0, XW); SCHED_W_0(
51, W1, W2, W3, W4, W5, W0);
R2(c, d, a, b, g, h, e, f,
46,
1, XW); SCHED_W_1(
51, W1, W2, W3, W4, W5, W0);
R2(b, c, d, a, f, g, h, e,
47,
2, XW); SCHED_W_2(
51, W1, W2, W3, W4, W5, W0);
/* Transform 48-50 + Precalc 54-56 */
R2(a, b, c, d, e, f, g, h,
48,
0, XW); SCHED_W_0(
54, W2, W3, W4, W5, W0, W1);
R2(d, a, b, c, h, e, f, g,
49,
1, XW); SCHED_W_1(
54, W2, W3, W4, W5, W0, W1);
R2(c, d, a, b, g, h, e, f,
50,
2, XW); SCHED_W_2(
54, W2, W3, W4, W5, W0, W1);
/* Transform 51-53 + Precalc 57-59 */
R2(b, c, d, a, f, g, h, e,
51,
0, XW); SCHED_W_0(
57, W3, W4, W5, W0, W1, W2);
R2(a, b, c, d, e, f, g, h,
52,
1, XW); SCHED_W_1(
57, W3, W4, W5, W0, W1, W2);
R2(d, a, b, c, h, e, f, g,
53,
2, XW); SCHED_W_2(
57, W3, W4, W5, W0, W1, W2);
/* Transform 54-56 + Precalc 60-62 */
R2(c, d, a, b, g, h, e, f,
54,
0, XW); SCHED_W_0(
60, W4, W5, W0, W1, W2, W3);
R2(b, c, d, a, f, g, h, e,
55,
1, XW); SCHED_W_1(
60, W4, W5, W0, W1, W2, W3);
R2(a, b, c, d, e, f, g, h,
56,
2, XW); SCHED_W_2(
60, W4, W5, W0, W1, W2, W3);
/* Transform 57-59 + Precalc 63 */
R2(d, a, b, c, h, e, f, g,
57,
0, XW); SCHED_W_0(
63, W5, W0, W1, W2, W3, W4);
R2(c, d, a, b, g, h, e, f,
58,
1, XW);
R2(b, c, d, a, f, g, h, e,
59,
2, XW); SCHED_W_1(
63, W5, W0, W1, W2, W3, W4);
/* Transform 60-62 + Precalc 63 */
R2(a, b, c, d, e, f, g, h,
60,
0, XW);
R2(d, a, b, c, h, e, f, g,
61,
1, XW); SCHED_W_2(
63, W5, W0, W1, W2, W3, W4);
R2(c, d, a, b, g, h, e, f,
62,
2, XW);
/* Transform 63 */
R2(b, c, d, a, f, g, h, e,
63,
0, XW);
/* Update the chaining variables. */
xorl state_h0(RSTATE), a;
xorl state_h1(RSTATE), b;
xorl state_h2(RSTATE), c;
xorl state_h3(RSTATE), d;
movl a, state_h0(RSTATE);
movl b, state_h1(RSTATE);
movl c, state_h2(RSTATE);
movl d, state_h3(RSTATE);
xorl state_h4(RSTATE), e;
xorl state_h5(RSTATE), f;
xorl state_h6(RSTATE), g;
xorl state_h7(RSTATE), h;
movl e, state_h4(RSTATE);
movl f, state_h5(RSTATE);
movl g, state_h6(RSTATE);
movl h, state_h7(RSTATE);
cmpq $
0, RNBLKS;
jne .Loop;
vzeroall;
movq (STACK_REG_SAVE +
0 *
8)(%rsp), %rbx;
movq (STACK_REG_SAVE +
1 *
8)(%rsp), %r15;
movq (STACK_REG_SAVE +
2 *
8)(%rsp), %r14;
movq (STACK_REG_SAVE +
3 *
8)(%rsp), %r13;
movq (STACK_REG_SAVE +
4 *
8)(%rsp), %r12;
vmovdqa %xmm0, IW_W1_ADDR(
0,
0);
vmovdqa %xmm0, IW_W1W2_ADDR(
0,
0);
vmovdqa %xmm0, IW_W1_ADDR(
4,
0);
vmovdqa %xmm0, IW_W1W2_ADDR(
4,
0);
vmovdqa %xmm0, IW_W1_ADDR(
8,
0);
vmovdqa %xmm0, IW_W1W2_ADDR(
8,
0);
movq %rbp, %rsp;
popq %rbp;
RET;
SYM_FUNC_END(sm3_transform_avx)