| /* 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) |
