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matterbridge/vendor/github.com/minio/sha256-simd/sha256blockAvx512_amd64.asm
2021-10-16 23:23:24 +02:00

687 lines
33 KiB
NASM

// 16x Parallel implementation of SHA256 for AVX512
//
// Minio Cloud Storage, (C) 2017 Minio, Inc.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
//
// This code is based on the Intel Multi-Buffer Crypto for IPSec library
// and more specifically the following implementation:
// https://github.com/intel/intel-ipsec-mb/blob/master/avx512/sha256_x16_avx512.asm
//
// For Golang it has been converted into Plan 9 assembly with the help of
// github.com/minio/asm2plan9s to assemble the AVX512 instructions
//
// Copyright (c) 2017, Intel Corporation
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are met:
//
// * Redistributions of source code must retain the above copyright notice,
// this list of conditions and the following disclaimer.
// * Redistributions in binary form must reproduce the above copyright
// notice, this list of conditions and the following disclaimer in the
// documentation and/or other materials provided with the distribution.
// * Neither the name of Intel Corporation nor the names of its contributors
// may be used to endorse or promote products derived from this software
// without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
// AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
// DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE
// FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
// DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
// SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
// CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
// OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
#define SHA256_DIGEST_ROW_SIZE 64
// arg1
#define STATE rdi
#define STATE_P9 DI
// arg2
#define INP_SIZE rsi
#define INP_SIZE_P9 SI
#define IDX rcx
#define TBL rdx
#define TBL_P9 DX
#define INPUT rax
#define INPUT_P9 AX
#define inp0 r9
#define SCRATCH_P9 R12
#define SCRATCH r12
#define maskp r13
#define MASKP_P9 R13
#define mask r14
#define MASK_P9 R14
#define A zmm0
#define B zmm1
#define C zmm2
#define D zmm3
#define E zmm4
#define F zmm5
#define G zmm6
#define H zmm7
#define T1 zmm8
#define TMP0 zmm9
#define TMP1 zmm10
#define TMP2 zmm11
#define TMP3 zmm12
#define TMP4 zmm13
#define TMP5 zmm14
#define TMP6 zmm15
#define W0 zmm16
#define W1 zmm17
#define W2 zmm18
#define W3 zmm19
#define W4 zmm20
#define W5 zmm21
#define W6 zmm22
#define W7 zmm23
#define W8 zmm24
#define W9 zmm25
#define W10 zmm26
#define W11 zmm27
#define W12 zmm28
#define W13 zmm29
#define W14 zmm30
#define W15 zmm31
#define TRANSPOSE16(_r0, _r1, _r2, _r3, _r4, _r5, _r6, _r7, _r8, _r9, _r10, _r11, _r12, _r13, _r14, _r15, _t0, _t1) \
\
\ // input r0 = {a15 a14 a13 a12 a11 a10 a9 a8 a7 a6 a5 a4 a3 a2 a1 a0}
\ // r1 = {b15 b14 b13 b12 b11 b10 b9 b8 b7 b6 b5 b4 b3 b2 b1 b0}
\ // r2 = {c15 c14 c13 c12 c11 c10 c9 c8 c7 c6 c5 c4 c3 c2 c1 c0}
\ // r3 = {d15 d14 d13 d12 d11 d10 d9 d8 d7 d6 d5 d4 d3 d2 d1 d0}
\ // r4 = {e15 e14 e13 e12 e11 e10 e9 e8 e7 e6 e5 e4 e3 e2 e1 e0}
\ // r5 = {f15 f14 f13 f12 f11 f10 f9 f8 f7 f6 f5 f4 f3 f2 f1 f0}
\ // r6 = {g15 g14 g13 g12 g11 g10 g9 g8 g7 g6 g5 g4 g3 g2 g1 g0}
\ // r7 = {h15 h14 h13 h12 h11 h10 h9 h8 h7 h6 h5 h4 h3 h2 h1 h0}
\ // r8 = {i15 i14 i13 i12 i11 i10 i9 i8 i7 i6 i5 i4 i3 i2 i1 i0}
\ // r9 = {j15 j14 j13 j12 j11 j10 j9 j8 j7 j6 j5 j4 j3 j2 j1 j0}
\ // r10 = {k15 k14 k13 k12 k11 k10 k9 k8 k7 k6 k5 k4 k3 k2 k1 k0}
\ // r11 = {l15 l14 l13 l12 l11 l10 l9 l8 l7 l6 l5 l4 l3 l2 l1 l0}
\ // r12 = {m15 m14 m13 m12 m11 m10 m9 m8 m7 m6 m5 m4 m3 m2 m1 m0}
\ // r13 = {n15 n14 n13 n12 n11 n10 n9 n8 n7 n6 n5 n4 n3 n2 n1 n0}
\ // r14 = {o15 o14 o13 o12 o11 o10 o9 o8 o7 o6 o5 o4 o3 o2 o1 o0}
\ // r15 = {p15 p14 p13 p12 p11 p10 p9 p8 p7 p6 p5 p4 p3 p2 p1 p0}
\
\ // output r0 = { p0 o0 n0 m0 l0 k0 j0 i0 h0 g0 f0 e0 d0 c0 b0 a0}
\ // r1 = { p1 o1 n1 m1 l1 k1 j1 i1 h1 g1 f1 e1 d1 c1 b1 a1}
\ // r2 = { p2 o2 n2 m2 l2 k2 j2 i2 h2 g2 f2 e2 d2 c2 b2 a2}
\ // r3 = { p3 o3 n3 m3 l3 k3 j3 i3 h3 g3 f3 e3 d3 c3 b3 a3}
\ // r4 = { p4 o4 n4 m4 l4 k4 j4 i4 h4 g4 f4 e4 d4 c4 b4 a4}
\ // r5 = { p5 o5 n5 m5 l5 k5 j5 i5 h5 g5 f5 e5 d5 c5 b5 a5}
\ // r6 = { p6 o6 n6 m6 l6 k6 j6 i6 h6 g6 f6 e6 d6 c6 b6 a6}
\ // r7 = { p7 o7 n7 m7 l7 k7 j7 i7 h7 g7 f7 e7 d7 c7 b7 a7}
\ // r8 = { p8 o8 n8 m8 l8 k8 j8 i8 h8 g8 f8 e8 d8 c8 b8 a8}
\ // r9 = { p9 o9 n9 m9 l9 k9 j9 i9 h9 g9 f9 e9 d9 c9 b9 a9}
\ // r10 = {p10 o10 n10 m10 l10 k10 j10 i10 h10 g10 f10 e10 d10 c10 b10 a10}
\ // r11 = {p11 o11 n11 m11 l11 k11 j11 i11 h11 g11 f11 e11 d11 c11 b11 a11}
\ // r12 = {p12 o12 n12 m12 l12 k12 j12 i12 h12 g12 f12 e12 d12 c12 b12 a12}
\ // r13 = {p13 o13 n13 m13 l13 k13 j13 i13 h13 g13 f13 e13 d13 c13 b13 a13}
\ // r14 = {p14 o14 n14 m14 l14 k14 j14 i14 h14 g14 f14 e14 d14 c14 b14 a14}
\ // r15 = {p15 o15 n15 m15 l15 k15 j15 i15 h15 g15 f15 e15 d15 c15 b15 a15}
\
\ // process top half
vshufps _t0, _r0, _r1, 0x44 \ // t0 = {b13 b12 a13 a12 b9 b8 a9 a8 b5 b4 a5 a4 b1 b0 a1 a0}
vshufps _r0, _r0, _r1, 0xEE \ // r0 = {b15 b14 a15 a14 b11 b10 a11 a10 b7 b6 a7 a6 b3 b2 a3 a2}
vshufps _t1, _r2, _r3, 0x44 \ // t1 = {d13 d12 c13 c12 d9 d8 c9 c8 d5 d4 c5 c4 d1 d0 c1 c0}
vshufps _r2, _r2, _r3, 0xEE \ // r2 = {d15 d14 c15 c14 d11 d10 c11 c10 d7 d6 c7 c6 d3 d2 c3 c2}
\
vshufps _r3, _t0, _t1, 0xDD \ // r3 = {d13 c13 b13 a13 d9 c9 b9 a9 d5 c5 b5 a5 d1 c1 b1 a1}
vshufps _r1, _r0, _r2, 0x88 \ // r1 = {d14 c14 b14 a14 d10 c10 b10 a10 d6 c6 b6 a6 d2 c2 b2 a2}
vshufps _r0, _r0, _r2, 0xDD \ // r0 = {d15 c15 b15 a15 d11 c11 b11 a11 d7 c7 b7 a7 d3 c3 b3 a3}
vshufps _t0, _t0, _t1, 0x88 \ // t0 = {d12 c12 b12 a12 d8 c8 b8 a8 d4 c4 b4 a4 d0 c0 b0 a0}
\
\ // use r2 in place of t0
vshufps _r2, _r4, _r5, 0x44 \ // r2 = {f13 f12 e13 e12 f9 f8 e9 e8 f5 f4 e5 e4 f1 f0 e1 e0}
vshufps _r4, _r4, _r5, 0xEE \ // r4 = {f15 f14 e15 e14 f11 f10 e11 e10 f7 f6 e7 e6 f3 f2 e3 e2}
vshufps _t1, _r6, _r7, 0x44 \ // t1 = {h13 h12 g13 g12 h9 h8 g9 g8 h5 h4 g5 g4 h1 h0 g1 g0}
vshufps _r6, _r6, _r7, 0xEE \ // r6 = {h15 h14 g15 g14 h11 h10 g11 g10 h7 h6 g7 g6 h3 h2 g3 g2}
\
vshufps _r7, _r2, _t1, 0xDD \ // r7 = {h13 g13 f13 e13 h9 g9 f9 e9 h5 g5 f5 e5 h1 g1 f1 e1}
vshufps _r5, _r4, _r6, 0x88 \ // r5 = {h14 g14 f14 e14 h10 g10 f10 e10 h6 g6 f6 e6 h2 g2 f2 e2}
vshufps _r4, _r4, _r6, 0xDD \ // r4 = {h15 g15 f15 e15 h11 g11 f11 e11 h7 g7 f7 e7 h3 g3 f3 e3}
vshufps _r2, _r2, _t1, 0x88 \ // r2 = {h12 g12 f12 e12 h8 g8 f8 e8 h4 g4 f4 e4 h0 g0 f0 e0}
\
\ // use r6 in place of t0
vshufps _r6, _r8, _r9, 0x44 \ // r6 = {j13 j12 i13 i12 j9 j8 i9 i8 j5 j4 i5 i4 j1 j0 i1 i0}
vshufps _r8, _r8, _r9, 0xEE \ // r8 = {j15 j14 i15 i14 j11 j10 i11 i10 j7 j6 i7 i6 j3 j2 i3 i2}
vshufps _t1, _r10, _r11, 0x44 \ // t1 = {l13 l12 k13 k12 l9 l8 k9 k8 l5 l4 k5 k4 l1 l0 k1 k0}
vshufps _r10, _r10, _r11, 0xEE \ // r10 = {l15 l14 k15 k14 l11 l10 k11 k10 l7 l6 k7 k6 l3 l2 k3 k2}
\
vshufps _r11, _r6, _t1, 0xDD \ // r11 = {l13 k13 j13 113 l9 k9 j9 i9 l5 k5 j5 i5 l1 k1 j1 i1}
vshufps _r9, _r8, _r10, 0x88 \ // r9 = {l14 k14 j14 114 l10 k10 j10 i10 l6 k6 j6 i6 l2 k2 j2 i2}
vshufps _r8, _r8, _r10, 0xDD \ // r8 = {l15 k15 j15 115 l11 k11 j11 i11 l7 k7 j7 i7 l3 k3 j3 i3}
vshufps _r6, _r6, _t1, 0x88 \ // r6 = {l12 k12 j12 112 l8 k8 j8 i8 l4 k4 j4 i4 l0 k0 j0 i0}
\
\ // use r10 in place of t0
vshufps _r10, _r12, _r13, 0x44 \ // r10 = {n13 n12 m13 m12 n9 n8 m9 m8 n5 n4 m5 m4 n1 n0 a1 m0}
vshufps _r12, _r12, _r13, 0xEE \ // r12 = {n15 n14 m15 m14 n11 n10 m11 m10 n7 n6 m7 m6 n3 n2 a3 m2}
vshufps _t1, _r14, _r15, 0x44 \ // t1 = {p13 p12 013 012 p9 p8 09 08 p5 p4 05 04 p1 p0 01 00}
vshufps _r14, _r14, _r15, 0xEE \ // r14 = {p15 p14 015 014 p11 p10 011 010 p7 p6 07 06 p3 p2 03 02}
\
vshufps _r15, _r10, _t1, 0xDD \ // r15 = {p13 013 n13 m13 p9 09 n9 m9 p5 05 n5 m5 p1 01 n1 m1}
vshufps _r13, _r12, _r14, 0x88 \ // r13 = {p14 014 n14 m14 p10 010 n10 m10 p6 06 n6 m6 p2 02 n2 m2}
vshufps _r12, _r12, _r14, 0xDD \ // r12 = {p15 015 n15 m15 p11 011 n11 m11 p7 07 n7 m7 p3 03 n3 m3}
vshufps _r10, _r10, _t1, 0x88 \ // r10 = {p12 012 n12 m12 p8 08 n8 m8 p4 04 n4 m4 p0 00 n0 m0}
\
\ // At this point, the registers that contain interesting data are:
\ // t0, r3, r1, r0, r2, r7, r5, r4, r6, r11, r9, r8, r10, r15, r13, r12
\ // Can use t1 and r14 as scratch registers
LEAQ PSHUFFLE_TRANSPOSE16_MASK1<>(SB), BX \
LEAQ PSHUFFLE_TRANSPOSE16_MASK2<>(SB), R8 \
\
vmovdqu32 _r14, [rbx] \
vpermi2q _r14, _t0, _r2 \ // r14 = {h8 g8 f8 e8 d8 c8 b8 a8 h0 g0 f0 e0 d0 c0 b0 a0}
vmovdqu32 _t1, [r8] \
vpermi2q _t1, _t0, _r2 \ // t1 = {h12 g12 f12 e12 d12 c12 b12 a12 h4 g4 f4 e4 d4 c4 b4 a4}
\
vmovdqu32 _r2, [rbx] \
vpermi2q _r2, _r3, _r7 \ // r2 = {h9 g9 f9 e9 d9 c9 b9 a9 h1 g1 f1 e1 d1 c1 b1 a1}
vmovdqu32 _t0, [r8] \
vpermi2q _t0, _r3, _r7 \ // t0 = {h13 g13 f13 e13 d13 c13 b13 a13 h5 g5 f5 e5 d5 c5 b5 a5}
\
vmovdqu32 _r3, [rbx] \
vpermi2q _r3, _r1, _r5 \ // r3 = {h10 g10 f10 e10 d10 c10 b10 a10 h2 g2 f2 e2 d2 c2 b2 a2}
vmovdqu32 _r7, [r8] \
vpermi2q _r7, _r1, _r5 \ // r7 = {h14 g14 f14 e14 d14 c14 b14 a14 h6 g6 f6 e6 d6 c6 b6 a6}
\
vmovdqu32 _r1, [rbx] \
vpermi2q _r1, _r0, _r4 \ // r1 = {h11 g11 f11 e11 d11 c11 b11 a11 h3 g3 f3 e3 d3 c3 b3 a3}
vmovdqu32 _r5, [r8] \
vpermi2q _r5, _r0, _r4 \ // r5 = {h15 g15 f15 e15 d15 c15 b15 a15 h7 g7 f7 e7 d7 c7 b7 a7}
\
vmovdqu32 _r0, [rbx] \
vpermi2q _r0, _r6, _r10 \ // r0 = {p8 o8 n8 m8 l8 k8 j8 i8 p0 o0 n0 m0 l0 k0 j0 i0}
vmovdqu32 _r4, [r8] \
vpermi2q _r4, _r6, _r10 \ // r4 = {p12 o12 n12 m12 l12 k12 j12 i12 p4 o4 n4 m4 l4 k4 j4 i4}
\
vmovdqu32 _r6, [rbx] \
vpermi2q _r6, _r11, _r15 \ // r6 = {p9 o9 n9 m9 l9 k9 j9 i9 p1 o1 n1 m1 l1 k1 j1 i1}
vmovdqu32 _r10, [r8] \
vpermi2q _r10, _r11, _r15 \ // r10 = {p13 o13 n13 m13 l13 k13 j13 i13 p5 o5 n5 m5 l5 k5 j5 i5}
\
vmovdqu32 _r11, [rbx] \
vpermi2q _r11, _r9, _r13 \ // r11 = {p10 o10 n10 m10 l10 k10 j10 i10 p2 o2 n2 m2 l2 k2 j2 i2}
vmovdqu32 _r15, [r8] \
vpermi2q _r15, _r9, _r13 \ // r15 = {p14 o14 n14 m14 l14 k14 j14 i14 p6 o6 n6 m6 l6 k6 j6 i6}
\
vmovdqu32 _r9, [rbx] \
vpermi2q _r9, _r8, _r12 \ // r9 = {p11 o11 n11 m11 l11 k11 j11 i11 p3 o3 n3 m3 l3 k3 j3 i3}
vmovdqu32 _r13, [r8] \
vpermi2q _r13, _r8, _r12 \ // r13 = {p15 o15 n15 m15 l15 k15 j15 i15 p7 o7 n7 m7 l7 k7 j7 i7}
\
\ // At this point r8 and r12 can be used as scratch registers
vshuff64x2 _r8, _r14, _r0, 0xEE \ // r8 = {p8 o8 n8 m8 l8 k8 j8 i8 h8 g8 f8 e8 d8 c8 b8 a8}
vshuff64x2 _r0, _r14, _r0, 0x44 \ // r0 = {p0 o0 n0 m0 l0 k0 j0 i0 h0 g0 f0 e0 d0 c0 b0 a0}
\
vshuff64x2 _r12, _t1, _r4, 0xEE \ // r12 = {p12 o12 n12 m12 l12 k12 j12 i12 h12 g12 f12 e12 d12 c12 b12 a12}
vshuff64x2 _r4, _t1, _r4, 0x44 \ // r4 = {p4 o4 n4 m4 l4 k4 j4 i4 h4 g4 f4 e4 d4 c4 b4 a4}
\
vshuff64x2 _r14, _r7, _r15, 0xEE \ // r14 = {p14 o14 n14 m14 l14 k14 j14 i14 h14 g14 f14 e14 d14 c14 b14 a14}
vshuff64x2 _t1, _r7, _r15, 0x44 \ // t1 = {p6 o6 n6 m6 l6 k6 j6 i6 h6 g6 f6 e6 d6 c6 b6 a6}
\
vshuff64x2 _r15, _r5, _r13, 0xEE \ // r15 = {p15 o15 n15 m15 l15 k15 j15 i15 h15 g15 f15 e15 d15 c15 b15 a15}
vshuff64x2 _r7, _r5, _r13, 0x44 \ // r7 = {p7 o7 n7 m7 l7 k7 j7 i7 h7 g7 f7 e7 d7 c7 b7 a7}
\
vshuff64x2 _r13, _t0, _r10, 0xEE \ // r13 = {p13 o13 n13 m13 l13 k13 j13 i13 h13 g13 f13 e13 d13 c13 b13 a13}
vshuff64x2 _r5, _t0, _r10, 0x44 \ // r5 = {p5 o5 n5 m5 l5 k5 j5 i5 h5 g5 f5 e5 d5 c5 b5 a5}
\
vshuff64x2 _r10, _r3, _r11, 0xEE \ // r10 = {p10 o10 n10 m10 l10 k10 j10 i10 h10 g10 f10 e10 d10 c10 b10 a10}
vshuff64x2 _t0, _r3, _r11, 0x44 \ // t0 = {p2 o2 n2 m2 l2 k2 j2 i2 h2 g2 f2 e2 d2 c2 b2 a2}
\
vshuff64x2 _r11, _r1, _r9, 0xEE \ // r11 = {p11 o11 n11 m11 l11 k11 j11 i11 h11 g11 f11 e11 d11 c11 b11 a11}
vshuff64x2 _r3, _r1, _r9, 0x44 \ // r3 = {p3 o3 n3 m3 l3 k3 j3 i3 h3 g3 f3 e3 d3 c3 b3 a3}
\
vshuff64x2 _r9, _r2, _r6, 0xEE \ // r9 = {p9 o9 n9 m9 l9 k9 j9 i9 h9 g9 f9 e9 d9 c9 b9 a9}
vshuff64x2 _r1, _r2, _r6, 0x44 \ // r1 = {p1 o1 n1 m1 l1 k1 j1 i1 h1 g1 f1 e1 d1 c1 b1 a1}
\
vmovdqu32 _r2, _t0 \ // r2 = {p2 o2 n2 m2 l2 k2 j2 i2 h2 g2 f2 e2 d2 c2 b2 a2}
vmovdqu32 _r6, _t1 \ // r6 = {p6 o6 n6 m6 l6 k6 j6 i6 h6 g6 f6 e6 d6 c6 b6 a6}
// CH(A, B, C) = (A&B) ^ (~A&C)
// MAJ(E, F, G) = (E&F) ^ (E&G) ^ (F&G)
// SIGMA0 = ROR_2 ^ ROR_13 ^ ROR_22
// SIGMA1 = ROR_6 ^ ROR_11 ^ ROR_25
// sigma0 = ROR_7 ^ ROR_18 ^ SHR_3
// sigma1 = ROR_17 ^ ROR_19 ^ SHR_10
// Main processing loop per round
#define PROCESS_LOOP(_WT, _ROUND, _A, _B, _C, _D, _E, _F, _G, _H) \
\ // T1 = H + SIGMA1(E) + CH(E, F, G) + Kt + Wt
\ // T2 = SIGMA0(A) + MAJ(A, B, C)
\ // H=G, G=F, F=E, E=D+T1, D=C, C=B, B=A, A=T1+T2
\
\ // H becomes T2, then add T1 for A
\ // D becomes D + T1 for E
\
vpaddd T1, _H, TMP3 \ // T1 = H + Kt
vmovdqu32 TMP0, _E \
vprord TMP1, _E, 6 \ // ROR_6(E)
vprord TMP2, _E, 11 \ // ROR_11(E)
vprord TMP3, _E, 25 \ // ROR_25(E)
vpternlogd TMP0, _F, _G, 0xCA \ // TMP0 = CH(E,F,G)
vpaddd T1, T1, _WT \ // T1 = T1 + Wt
vpternlogd TMP1, TMP2, TMP3, 0x96 \ // TMP1 = SIGMA1(E)
vpaddd T1, T1, TMP0 \ // T1 = T1 + CH(E,F,G)
vpaddd T1, T1, TMP1 \ // T1 = T1 + SIGMA1(E)
vpaddd _D, _D, T1 \ // D = D + T1
\
vprord _H, _A, 2 \ // ROR_2(A)
vprord TMP2, _A, 13 \ // ROR_13(A)
vprord TMP3, _A, 22 \ // ROR_22(A)
vmovdqu32 TMP0, _A \
vpternlogd TMP0, _B, _C, 0xE8 \ // TMP0 = MAJ(A,B,C)
vpternlogd _H, TMP2, TMP3, 0x96 \ // H(T2) = SIGMA0(A)
vpaddd _H, _H, TMP0 \ // H(T2) = SIGMA0(A) + MAJ(A,B,C)
vpaddd _H, _H, T1 \ // H(A) = H(T2) + T1
\
vmovdqu32 TMP3, [TBL + ((_ROUND+1)*64)] \ // Next Kt
#define MSG_SCHED_ROUND_16_63(_WT, _WTp1, _WTp9, _WTp14) \
vprord TMP4, _WTp14, 17 \ // ROR_17(Wt-2)
vprord TMP5, _WTp14, 19 \ // ROR_19(Wt-2)
vpsrld TMP6, _WTp14, 10 \ // SHR_10(Wt-2)
vpternlogd TMP4, TMP5, TMP6, 0x96 \ // TMP4 = sigma1(Wt-2)
\
vpaddd _WT, _WT, TMP4 \ // Wt = Wt-16 + sigma1(Wt-2)
vpaddd _WT, _WT, _WTp9 \ // Wt = Wt-16 + sigma1(Wt-2) + Wt-7
\
vprord TMP4, _WTp1, 7 \ // ROR_7(Wt-15)
vprord TMP5, _WTp1, 18 \ // ROR_18(Wt-15)
vpsrld TMP6, _WTp1, 3 \ // SHR_3(Wt-15)
vpternlogd TMP4, TMP5, TMP6, 0x96 \ // TMP4 = sigma0(Wt-15)
\
vpaddd _WT, _WT, TMP4 \ // Wt = Wt-16 + sigma1(Wt-2) +
\ // Wt-7 + sigma0(Wt-15) +
// Note this is reading in a block of data for one lane
// When all 16 are read, the data must be transposed to build msg schedule
#define MSG_SCHED_ROUND_00_15(_WT, OFFSET, LABEL) \
TESTQ $(1<<OFFSET), MASK_P9 \
JE LABEL \
MOVQ OFFSET*24(INPUT_P9), R9 \
vmovups _WT, [inp0+IDX] \
LABEL: \
#define MASKED_LOAD(_WT, OFFSET, LABEL) \
TESTQ $(1<<OFFSET), MASK_P9 \
JE LABEL \
MOVQ OFFSET*24(INPUT_P9), R9 \
vmovups _WT,[inp0+IDX] \
LABEL: \
TEXT ·sha256_x16_avx512(SB), 7, $0
MOVQ digests+0(FP), STATE_P9 //
MOVQ scratch+8(FP), SCRATCH_P9
MOVQ mask_len+32(FP), INP_SIZE_P9 // number of blocks to process
MOVQ mask+24(FP), MASKP_P9
MOVQ (MASKP_P9), MASK_P9
kmovq k1, mask
LEAQ inputs+48(FP), INPUT_P9
// Initialize digests
vmovdqu32 A, [STATE + 0*SHA256_DIGEST_ROW_SIZE]
vmovdqu32 B, [STATE + 1*SHA256_DIGEST_ROW_SIZE]
vmovdqu32 C, [STATE + 2*SHA256_DIGEST_ROW_SIZE]
vmovdqu32 D, [STATE + 3*SHA256_DIGEST_ROW_SIZE]
vmovdqu32 E, [STATE + 4*SHA256_DIGEST_ROW_SIZE]
vmovdqu32 F, [STATE + 5*SHA256_DIGEST_ROW_SIZE]
vmovdqu32 G, [STATE + 6*SHA256_DIGEST_ROW_SIZE]
vmovdqu32 H, [STATE + 7*SHA256_DIGEST_ROW_SIZE]
MOVQ table+16(FP), TBL_P9
xor IDX, IDX
// Read in first block of input data
MASKED_LOAD( W0, 0, skipInput0)
MASKED_LOAD( W1, 1, skipInput1)
MASKED_LOAD( W2, 2, skipInput2)
MASKED_LOAD( W3, 3, skipInput3)
MASKED_LOAD( W4, 4, skipInput4)
MASKED_LOAD( W5, 5, skipInput5)
MASKED_LOAD( W6, 6, skipInput6)
MASKED_LOAD( W7, 7, skipInput7)
MASKED_LOAD( W8, 8, skipInput8)
MASKED_LOAD( W9, 9, skipInput9)
MASKED_LOAD(W10, 10, skipInput10)
MASKED_LOAD(W11, 11, skipInput11)
MASKED_LOAD(W12, 12, skipInput12)
MASKED_LOAD(W13, 13, skipInput13)
MASKED_LOAD(W14, 14, skipInput14)
MASKED_LOAD(W15, 15, skipInput15)
lloop:
LEAQ PSHUFFLE_BYTE_FLIP_MASK<>(SB), TBL_P9
vmovdqu32 TMP2, [TBL]
// Get first K from table
MOVQ table+16(FP), TBL_P9
vmovdqu32 TMP3, [TBL]
// Save digests for later addition
vmovdqu32 [SCRATCH + 64*0], A
vmovdqu32 [SCRATCH + 64*1], B
vmovdqu32 [SCRATCH + 64*2], C
vmovdqu32 [SCRATCH + 64*3], D
vmovdqu32 [SCRATCH + 64*4], E
vmovdqu32 [SCRATCH + 64*5], F
vmovdqu32 [SCRATCH + 64*6], G
vmovdqu32 [SCRATCH + 64*7], H
add IDX, 64
// Transpose input data
TRANSPOSE16(W0, W1, W2, W3, W4, W5, W6, W7, W8, W9, W10, W11, W12, W13, W14, W15, TMP0, TMP1)
vpshufb W0, W0, TMP2
vpshufb W1, W1, TMP2
vpshufb W2, W2, TMP2
vpshufb W3, W3, TMP2
vpshufb W4, W4, TMP2
vpshufb W5, W5, TMP2
vpshufb W6, W6, TMP2
vpshufb W7, W7, TMP2
vpshufb W8, W8, TMP2
vpshufb W9, W9, TMP2
vpshufb W10, W10, TMP2
vpshufb W11, W11, TMP2
vpshufb W12, W12, TMP2
vpshufb W13, W13, TMP2
vpshufb W14, W14, TMP2
vpshufb W15, W15, TMP2
// MSG Schedule for W0-W15 is now complete in registers
// Process first 48 rounds
// Calculate next Wt+16 after processing is complete and Wt is unneeded
PROCESS_LOOP( W0, 0, A, B, C, D, E, F, G, H)
MSG_SCHED_ROUND_16_63( W0, W1, W9, W14)
PROCESS_LOOP( W1, 1, H, A, B, C, D, E, F, G)
MSG_SCHED_ROUND_16_63( W1, W2, W10, W15)
PROCESS_LOOP( W2, 2, G, H, A, B, C, D, E, F)
MSG_SCHED_ROUND_16_63( W2, W3, W11, W0)
PROCESS_LOOP( W3, 3, F, G, H, A, B, C, D, E)
MSG_SCHED_ROUND_16_63( W3, W4, W12, W1)
PROCESS_LOOP( W4, 4, E, F, G, H, A, B, C, D)
MSG_SCHED_ROUND_16_63( W4, W5, W13, W2)
PROCESS_LOOP( W5, 5, D, E, F, G, H, A, B, C)
MSG_SCHED_ROUND_16_63( W5, W6, W14, W3)
PROCESS_LOOP( W6, 6, C, D, E, F, G, H, A, B)
MSG_SCHED_ROUND_16_63( W6, W7, W15, W4)
PROCESS_LOOP( W7, 7, B, C, D, E, F, G, H, A)
MSG_SCHED_ROUND_16_63( W7, W8, W0, W5)
PROCESS_LOOP( W8, 8, A, B, C, D, E, F, G, H)
MSG_SCHED_ROUND_16_63( W8, W9, W1, W6)
PROCESS_LOOP( W9, 9, H, A, B, C, D, E, F, G)
MSG_SCHED_ROUND_16_63( W9, W10, W2, W7)
PROCESS_LOOP(W10, 10, G, H, A, B, C, D, E, F)
MSG_SCHED_ROUND_16_63(W10, W11, W3, W8)
PROCESS_LOOP(W11, 11, F, G, H, A, B, C, D, E)
MSG_SCHED_ROUND_16_63(W11, W12, W4, W9)
PROCESS_LOOP(W12, 12, E, F, G, H, A, B, C, D)
MSG_SCHED_ROUND_16_63(W12, W13, W5, W10)
PROCESS_LOOP(W13, 13, D, E, F, G, H, A, B, C)
MSG_SCHED_ROUND_16_63(W13, W14, W6, W11)
PROCESS_LOOP(W14, 14, C, D, E, F, G, H, A, B)
MSG_SCHED_ROUND_16_63(W14, W15, W7, W12)
PROCESS_LOOP(W15, 15, B, C, D, E, F, G, H, A)
MSG_SCHED_ROUND_16_63(W15, W0, W8, W13)
PROCESS_LOOP( W0, 16, A, B, C, D, E, F, G, H)
MSG_SCHED_ROUND_16_63( W0, W1, W9, W14)
PROCESS_LOOP( W1, 17, H, A, B, C, D, E, F, G)
MSG_SCHED_ROUND_16_63( W1, W2, W10, W15)
PROCESS_LOOP( W2, 18, G, H, A, B, C, D, E, F)
MSG_SCHED_ROUND_16_63( W2, W3, W11, W0)
PROCESS_LOOP( W3, 19, F, G, H, A, B, C, D, E)
MSG_SCHED_ROUND_16_63( W3, W4, W12, W1)
PROCESS_LOOP( W4, 20, E, F, G, H, A, B, C, D)
MSG_SCHED_ROUND_16_63( W4, W5, W13, W2)
PROCESS_LOOP( W5, 21, D, E, F, G, H, A, B, C)
MSG_SCHED_ROUND_16_63( W5, W6, W14, W3)
PROCESS_LOOP( W6, 22, C, D, E, F, G, H, A, B)
MSG_SCHED_ROUND_16_63( W6, W7, W15, W4)
PROCESS_LOOP( W7, 23, B, C, D, E, F, G, H, A)
MSG_SCHED_ROUND_16_63( W7, W8, W0, W5)
PROCESS_LOOP( W8, 24, A, B, C, D, E, F, G, H)
MSG_SCHED_ROUND_16_63( W8, W9, W1, W6)
PROCESS_LOOP( W9, 25, H, A, B, C, D, E, F, G)
MSG_SCHED_ROUND_16_63( W9, W10, W2, W7)
PROCESS_LOOP(W10, 26, G, H, A, B, C, D, E, F)
MSG_SCHED_ROUND_16_63(W10, W11, W3, W8)
PROCESS_LOOP(W11, 27, F, G, H, A, B, C, D, E)
MSG_SCHED_ROUND_16_63(W11, W12, W4, W9)
PROCESS_LOOP(W12, 28, E, F, G, H, A, B, C, D)
MSG_SCHED_ROUND_16_63(W12, W13, W5, W10)
PROCESS_LOOP(W13, 29, D, E, F, G, H, A, B, C)
MSG_SCHED_ROUND_16_63(W13, W14, W6, W11)
PROCESS_LOOP(W14, 30, C, D, E, F, G, H, A, B)
MSG_SCHED_ROUND_16_63(W14, W15, W7, W12)
PROCESS_LOOP(W15, 31, B, C, D, E, F, G, H, A)
MSG_SCHED_ROUND_16_63(W15, W0, W8, W13)
PROCESS_LOOP( W0, 32, A, B, C, D, E, F, G, H)
MSG_SCHED_ROUND_16_63( W0, W1, W9, W14)
PROCESS_LOOP( W1, 33, H, A, B, C, D, E, F, G)
MSG_SCHED_ROUND_16_63( W1, W2, W10, W15)
PROCESS_LOOP( W2, 34, G, H, A, B, C, D, E, F)
MSG_SCHED_ROUND_16_63( W2, W3, W11, W0)
PROCESS_LOOP( W3, 35, F, G, H, A, B, C, D, E)
MSG_SCHED_ROUND_16_63( W3, W4, W12, W1)
PROCESS_LOOP( W4, 36, E, F, G, H, A, B, C, D)
MSG_SCHED_ROUND_16_63( W4, W5, W13, W2)
PROCESS_LOOP( W5, 37, D, E, F, G, H, A, B, C)
MSG_SCHED_ROUND_16_63( W5, W6, W14, W3)
PROCESS_LOOP( W6, 38, C, D, E, F, G, H, A, B)
MSG_SCHED_ROUND_16_63( W6, W7, W15, W4)
PROCESS_LOOP( W7, 39, B, C, D, E, F, G, H, A)
MSG_SCHED_ROUND_16_63( W7, W8, W0, W5)
PROCESS_LOOP( W8, 40, A, B, C, D, E, F, G, H)
MSG_SCHED_ROUND_16_63( W8, W9, W1, W6)
PROCESS_LOOP( W9, 41, H, A, B, C, D, E, F, G)
MSG_SCHED_ROUND_16_63( W9, W10, W2, W7)
PROCESS_LOOP(W10, 42, G, H, A, B, C, D, E, F)
MSG_SCHED_ROUND_16_63(W10, W11, W3, W8)
PROCESS_LOOP(W11, 43, F, G, H, A, B, C, D, E)
MSG_SCHED_ROUND_16_63(W11, W12, W4, W9)
PROCESS_LOOP(W12, 44, E, F, G, H, A, B, C, D)
MSG_SCHED_ROUND_16_63(W12, W13, W5, W10)
PROCESS_LOOP(W13, 45, D, E, F, G, H, A, B, C)
MSG_SCHED_ROUND_16_63(W13, W14, W6, W11)
PROCESS_LOOP(W14, 46, C, D, E, F, G, H, A, B)
MSG_SCHED_ROUND_16_63(W14, W15, W7, W12)
PROCESS_LOOP(W15, 47, B, C, D, E, F, G, H, A)
MSG_SCHED_ROUND_16_63(W15, W0, W8, W13)
// Check if this is the last block
sub INP_SIZE, 1
JE lastLoop
// Load next mask for inputs
ADDQ $8, MASKP_P9
MOVQ (MASKP_P9), MASK_P9
// Process last 16 rounds
// Read in next block msg data for use in first 16 words of msg sched
PROCESS_LOOP( W0, 48, A, B, C, D, E, F, G, H)
MSG_SCHED_ROUND_00_15( W0, 0, skipNext0)
PROCESS_LOOP( W1, 49, H, A, B, C, D, E, F, G)
MSG_SCHED_ROUND_00_15( W1, 1, skipNext1)
PROCESS_LOOP( W2, 50, G, H, A, B, C, D, E, F)
MSG_SCHED_ROUND_00_15( W2, 2, skipNext2)
PROCESS_LOOP( W3, 51, F, G, H, A, B, C, D, E)
MSG_SCHED_ROUND_00_15( W3, 3, skipNext3)
PROCESS_LOOP( W4, 52, E, F, G, H, A, B, C, D)
MSG_SCHED_ROUND_00_15( W4, 4, skipNext4)
PROCESS_LOOP( W5, 53, D, E, F, G, H, A, B, C)
MSG_SCHED_ROUND_00_15( W5, 5, skipNext5)
PROCESS_LOOP( W6, 54, C, D, E, F, G, H, A, B)
MSG_SCHED_ROUND_00_15( W6, 6, skipNext6)
PROCESS_LOOP( W7, 55, B, C, D, E, F, G, H, A)
MSG_SCHED_ROUND_00_15( W7, 7, skipNext7)
PROCESS_LOOP( W8, 56, A, B, C, D, E, F, G, H)
MSG_SCHED_ROUND_00_15( W8, 8, skipNext8)
PROCESS_LOOP( W9, 57, H, A, B, C, D, E, F, G)
MSG_SCHED_ROUND_00_15( W9, 9, skipNext9)
PROCESS_LOOP(W10, 58, G, H, A, B, C, D, E, F)
MSG_SCHED_ROUND_00_15(W10, 10, skipNext10)
PROCESS_LOOP(W11, 59, F, G, H, A, B, C, D, E)
MSG_SCHED_ROUND_00_15(W11, 11, skipNext11)
PROCESS_LOOP(W12, 60, E, F, G, H, A, B, C, D)
MSG_SCHED_ROUND_00_15(W12, 12, skipNext12)
PROCESS_LOOP(W13, 61, D, E, F, G, H, A, B, C)
MSG_SCHED_ROUND_00_15(W13, 13, skipNext13)
PROCESS_LOOP(W14, 62, C, D, E, F, G, H, A, B)
MSG_SCHED_ROUND_00_15(W14, 14, skipNext14)
PROCESS_LOOP(W15, 63, B, C, D, E, F, G, H, A)
MSG_SCHED_ROUND_00_15(W15, 15, skipNext15)
// Add old digest
vmovdqu32 TMP2, A
vmovdqu32 A, [SCRATCH + 64*0]
vpaddd A{k1}, A, TMP2
vmovdqu32 TMP2, B
vmovdqu32 B, [SCRATCH + 64*1]
vpaddd B{k1}, B, TMP2
vmovdqu32 TMP2, C
vmovdqu32 C, [SCRATCH + 64*2]
vpaddd C{k1}, C, TMP2
vmovdqu32 TMP2, D
vmovdqu32 D, [SCRATCH + 64*3]
vpaddd D{k1}, D, TMP2
vmovdqu32 TMP2, E
vmovdqu32 E, [SCRATCH + 64*4]
vpaddd E{k1}, E, TMP2
vmovdqu32 TMP2, F
vmovdqu32 F, [SCRATCH + 64*5]
vpaddd F{k1}, F, TMP2
vmovdqu32 TMP2, G
vmovdqu32 G, [SCRATCH + 64*6]
vpaddd G{k1}, G, TMP2
vmovdqu32 TMP2, H
vmovdqu32 H, [SCRATCH + 64*7]
vpaddd H{k1}, H, TMP2
kmovq k1, mask
JMP lloop
lastLoop:
// Process last 16 rounds
PROCESS_LOOP( W0, 48, A, B, C, D, E, F, G, H)
PROCESS_LOOP( W1, 49, H, A, B, C, D, E, F, G)
PROCESS_LOOP( W2, 50, G, H, A, B, C, D, E, F)
PROCESS_LOOP( W3, 51, F, G, H, A, B, C, D, E)
PROCESS_LOOP( W4, 52, E, F, G, H, A, B, C, D)
PROCESS_LOOP( W5, 53, D, E, F, G, H, A, B, C)
PROCESS_LOOP( W6, 54, C, D, E, F, G, H, A, B)
PROCESS_LOOP( W7, 55, B, C, D, E, F, G, H, A)
PROCESS_LOOP( W8, 56, A, B, C, D, E, F, G, H)
PROCESS_LOOP( W9, 57, H, A, B, C, D, E, F, G)
PROCESS_LOOP(W10, 58, G, H, A, B, C, D, E, F)
PROCESS_LOOP(W11, 59, F, G, H, A, B, C, D, E)
PROCESS_LOOP(W12, 60, E, F, G, H, A, B, C, D)
PROCESS_LOOP(W13, 61, D, E, F, G, H, A, B, C)
PROCESS_LOOP(W14, 62, C, D, E, F, G, H, A, B)
PROCESS_LOOP(W15, 63, B, C, D, E, F, G, H, A)
// Add old digest
vmovdqu32 TMP2, A
vmovdqu32 A, [SCRATCH + 64*0]
vpaddd A{k1}, A, TMP2
vmovdqu32 TMP2, B
vmovdqu32 B, [SCRATCH + 64*1]
vpaddd B{k1}, B, TMP2
vmovdqu32 TMP2, C
vmovdqu32 C, [SCRATCH + 64*2]
vpaddd C{k1}, C, TMP2
vmovdqu32 TMP2, D
vmovdqu32 D, [SCRATCH + 64*3]
vpaddd D{k1}, D, TMP2
vmovdqu32 TMP2, E
vmovdqu32 E, [SCRATCH + 64*4]
vpaddd E{k1}, E, TMP2
vmovdqu32 TMP2, F
vmovdqu32 F, [SCRATCH + 64*5]
vpaddd F{k1}, F, TMP2
vmovdqu32 TMP2, G
vmovdqu32 G, [SCRATCH + 64*6]
vpaddd G{k1}, G, TMP2
vmovdqu32 TMP2, H
vmovdqu32 H, [SCRATCH + 64*7]
vpaddd H{k1}, H, TMP2
// Write out digest
vmovdqu32 [STATE + 0*SHA256_DIGEST_ROW_SIZE], A
vmovdqu32 [STATE + 1*SHA256_DIGEST_ROW_SIZE], B
vmovdqu32 [STATE + 2*SHA256_DIGEST_ROW_SIZE], C
vmovdqu32 [STATE + 3*SHA256_DIGEST_ROW_SIZE], D
vmovdqu32 [STATE + 4*SHA256_DIGEST_ROW_SIZE], E
vmovdqu32 [STATE + 5*SHA256_DIGEST_ROW_SIZE], F
vmovdqu32 [STATE + 6*SHA256_DIGEST_ROW_SIZE], G
vmovdqu32 [STATE + 7*SHA256_DIGEST_ROW_SIZE], H
VZEROUPPER
RET
//
// Tables
//
DATA PSHUFFLE_BYTE_FLIP_MASK<>+0x000(SB)/8, $0x0405060700010203
DATA PSHUFFLE_BYTE_FLIP_MASK<>+0x008(SB)/8, $0x0c0d0e0f08090a0b
DATA PSHUFFLE_BYTE_FLIP_MASK<>+0x010(SB)/8, $0x0405060700010203
DATA PSHUFFLE_BYTE_FLIP_MASK<>+0x018(SB)/8, $0x0c0d0e0f08090a0b
DATA PSHUFFLE_BYTE_FLIP_MASK<>+0x020(SB)/8, $0x0405060700010203
DATA PSHUFFLE_BYTE_FLIP_MASK<>+0x028(SB)/8, $0x0c0d0e0f08090a0b
DATA PSHUFFLE_BYTE_FLIP_MASK<>+0x030(SB)/8, $0x0405060700010203
DATA PSHUFFLE_BYTE_FLIP_MASK<>+0x038(SB)/8, $0x0c0d0e0f08090a0b
GLOBL PSHUFFLE_BYTE_FLIP_MASK<>(SB), 8, $64
DATA PSHUFFLE_TRANSPOSE16_MASK1<>+0x000(SB)/8, $0x0000000000000000
DATA PSHUFFLE_TRANSPOSE16_MASK1<>+0x008(SB)/8, $0x0000000000000001
DATA PSHUFFLE_TRANSPOSE16_MASK1<>+0x010(SB)/8, $0x0000000000000008
DATA PSHUFFLE_TRANSPOSE16_MASK1<>+0x018(SB)/8, $0x0000000000000009
DATA PSHUFFLE_TRANSPOSE16_MASK1<>+0x020(SB)/8, $0x0000000000000004
DATA PSHUFFLE_TRANSPOSE16_MASK1<>+0x028(SB)/8, $0x0000000000000005
DATA PSHUFFLE_TRANSPOSE16_MASK1<>+0x030(SB)/8, $0x000000000000000C
DATA PSHUFFLE_TRANSPOSE16_MASK1<>+0x038(SB)/8, $0x000000000000000D
GLOBL PSHUFFLE_TRANSPOSE16_MASK1<>(SB), 8, $64
DATA PSHUFFLE_TRANSPOSE16_MASK2<>+0x000(SB)/8, $0x0000000000000002
DATA PSHUFFLE_TRANSPOSE16_MASK2<>+0x008(SB)/8, $0x0000000000000003
DATA PSHUFFLE_TRANSPOSE16_MASK2<>+0x010(SB)/8, $0x000000000000000A
DATA PSHUFFLE_TRANSPOSE16_MASK2<>+0x018(SB)/8, $0x000000000000000B
DATA PSHUFFLE_TRANSPOSE16_MASK2<>+0x020(SB)/8, $0x0000000000000006
DATA PSHUFFLE_TRANSPOSE16_MASK2<>+0x028(SB)/8, $0x0000000000000007
DATA PSHUFFLE_TRANSPOSE16_MASK2<>+0x030(SB)/8, $0x000000000000000E
DATA PSHUFFLE_TRANSPOSE16_MASK2<>+0x038(SB)/8, $0x000000000000000F
GLOBL PSHUFFLE_TRANSPOSE16_MASK2<>(SB), 8, $64