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229 lines
5.4 KiB
ArmAsm
229 lines
5.4 KiB
ArmAsm
// Copyright (c) 2020 MinIO Inc. All rights reserved.
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// Use of this source code is governed by a license that can be
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// found in the LICENSE file.
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//+build !noasm,!appengine,gc
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// This is the AVX512 implementation of the MD5 block function (16-way parallel)
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#define prep(index) \
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KMOVQ kmask, ktmp \
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VPGATHERDD index*4(base)(ptrs*1), ktmp, mem
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#define ROUND1(a, b, c, d, index, const, shift) \
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VPXORQ c, tmp, tmp \
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VPADDD 64*const(consts), a, a \
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VPADDD mem, a, a \
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VPTERNLOGD $0x6C, b, d, tmp \
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prep(index) \
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VPADDD tmp, a, a \
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VPROLD $shift, a, a \
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VMOVAPD c, tmp \
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VPADDD b, a, a
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#define ROUND1noload(a, b, c, d, const, shift) \
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VPXORQ c, tmp, tmp \
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VPADDD 64*const(consts), a, a \
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VPADDD mem, a, a \
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VPTERNLOGD $0x6C, b, d, tmp \
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VPADDD tmp, a, a \
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VPROLD $shift, a, a \
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VMOVAPD c, tmp \
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VPADDD b, a, a
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#define ROUND2(a, b, c, d, zreg, const, shift) \
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VPADDD 64*const(consts), a, a \
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VPADDD zreg, a, a \
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VANDNPD c, tmp, tmp \
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VPTERNLOGD $0xEC, b, tmp, tmp2 \
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VMOVAPD c, tmp \
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VPADDD tmp2, a, a \
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VMOVAPD c, tmp2 \
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VPROLD $shift, a, a \
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VPADDD b, a, a
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#define ROUND3(a, b, c, d, zreg, const, shift) \
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VPADDD 64*const(consts), a, a \
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VPADDD zreg, a, a \
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VPTERNLOGD $0x96, b, d, tmp \
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VPADDD tmp, a, a \
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VPROLD $shift, a, a \
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VMOVAPD b, tmp \
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VPADDD b, a, a
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#define ROUND4(a, b, c, d, zreg, const, shift) \
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VPADDD 64*const(consts), a, a \
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VPADDD zreg, a, a \
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VPTERNLOGD $0x36, b, c, tmp \
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VPADDD tmp, a, a \
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VPROLD $shift, a, a \
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VPXORQ c, ones, tmp \
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VPADDD b, a, a
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TEXT ·block16(SB), 4, $0-40
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MOVQ state+0(FP), BX
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MOVQ base+8(FP), SI
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MOVQ ptrs+16(FP), AX
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KMOVQ mask+24(FP), K1
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MOVQ n+32(FP), DX
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MOVQ ·avx512md5consts+0(SB), DI
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#define a Z0
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#define b Z1
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#define c Z2
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#define d Z3
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#define sa Z4
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#define sb Z5
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#define sc Z6
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#define sd Z7
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#define tmp Z8
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#define tmp2 Z9
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#define ptrs Z10
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#define ones Z12
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#define mem Z15
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#define kmask K1
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#define ktmp K3
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// ----------------------------------------------------------
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// Registers Z16 through to Z31 are used for caching purposes
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// ----------------------------------------------------------
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#define dig BX
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#define count DX
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#define base SI
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#define consts DI
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// load digest into state registers
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VMOVUPD (dig), a
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VMOVUPD 0x40(dig), b
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VMOVUPD 0x80(dig), c
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VMOVUPD 0xc0(dig), d
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// load source pointers
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VMOVUPD 0x00(AX), ptrs
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MOVQ $-1, AX
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VPBROADCASTQ AX, ones
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loop:
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VMOVAPD a, sa
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VMOVAPD b, sb
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VMOVAPD c, sc
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VMOVAPD d, sd
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prep(0)
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VMOVAPD d, tmp
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VMOVAPD mem, Z16
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ROUND1(a,b,c,d, 1,0x00, 7)
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VMOVAPD mem, Z17
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ROUND1(d,a,b,c, 2,0x01,12)
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VMOVAPD mem, Z18
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ROUND1(c,d,a,b, 3,0x02,17)
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VMOVAPD mem, Z19
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ROUND1(b,c,d,a, 4,0x03,22)
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VMOVAPD mem, Z20
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ROUND1(a,b,c,d, 5,0x04, 7)
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VMOVAPD mem, Z21
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ROUND1(d,a,b,c, 6,0x05,12)
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VMOVAPD mem, Z22
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ROUND1(c,d,a,b, 7,0x06,17)
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VMOVAPD mem, Z23
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ROUND1(b,c,d,a, 8,0x07,22)
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VMOVAPD mem, Z24
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ROUND1(a,b,c,d, 9,0x08, 7)
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VMOVAPD mem, Z25
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ROUND1(d,a,b,c,10,0x09,12)
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VMOVAPD mem, Z26
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ROUND1(c,d,a,b,11,0x0a,17)
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VMOVAPD mem, Z27
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ROUND1(b,c,d,a,12,0x0b,22)
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VMOVAPD mem, Z28
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ROUND1(a,b,c,d,13,0x0c, 7)
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VMOVAPD mem, Z29
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ROUND1(d,a,b,c,14,0x0d,12)
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VMOVAPD mem, Z30
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ROUND1(c,d,a,b,15,0x0e,17)
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VMOVAPD mem, Z31
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ROUND1noload(b,c,d,a, 0x0f,22)
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VMOVAPD d, tmp
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VMOVAPD d, tmp2
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ROUND2(a,b,c,d, Z17,0x10, 5)
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ROUND2(d,a,b,c, Z22,0x11, 9)
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ROUND2(c,d,a,b, Z27,0x12,14)
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ROUND2(b,c,d,a, Z16,0x13,20)
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ROUND2(a,b,c,d, Z21,0x14, 5)
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ROUND2(d,a,b,c, Z26,0x15, 9)
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ROUND2(c,d,a,b, Z31,0x16,14)
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ROUND2(b,c,d,a, Z20,0x17,20)
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ROUND2(a,b,c,d, Z25,0x18, 5)
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ROUND2(d,a,b,c, Z30,0x19, 9)
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ROUND2(c,d,a,b, Z19,0x1a,14)
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ROUND2(b,c,d,a, Z24,0x1b,20)
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ROUND2(a,b,c,d, Z29,0x1c, 5)
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ROUND2(d,a,b,c, Z18,0x1d, 9)
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ROUND2(c,d,a,b, Z23,0x1e,14)
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ROUND2(b,c,d,a, Z28,0x1f,20)
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VMOVAPD c, tmp
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ROUND3(a,b,c,d, Z21,0x20, 4)
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ROUND3(d,a,b,c, Z24,0x21,11)
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ROUND3(c,d,a,b, Z27,0x22,16)
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ROUND3(b,c,d,a, Z30,0x23,23)
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ROUND3(a,b,c,d, Z17,0x24, 4)
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ROUND3(d,a,b,c, Z20,0x25,11)
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ROUND3(c,d,a,b, Z23,0x26,16)
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ROUND3(b,c,d,a, Z26,0x27,23)
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ROUND3(a,b,c,d, Z29,0x28, 4)
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ROUND3(d,a,b,c, Z16,0x29,11)
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ROUND3(c,d,a,b, Z19,0x2a,16)
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ROUND3(b,c,d,a, Z22,0x2b,23)
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ROUND3(a,b,c,d, Z25,0x2c, 4)
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ROUND3(d,a,b,c, Z28,0x2d,11)
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ROUND3(c,d,a,b, Z31,0x2e,16)
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ROUND3(b,c,d,a, Z18,0x2f,23)
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VPXORQ d, ones, tmp
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ROUND4(a,b,c,d, Z16,0x30, 6)
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ROUND4(d,a,b,c, Z23,0x31,10)
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ROUND4(c,d,a,b, Z30,0x32,15)
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ROUND4(b,c,d,a, Z21,0x33,21)
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ROUND4(a,b,c,d, Z28,0x34, 6)
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ROUND4(d,a,b,c, Z19,0x35,10)
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ROUND4(c,d,a,b, Z26,0x36,15)
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ROUND4(b,c,d,a, Z17,0x37,21)
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ROUND4(a,b,c,d, Z24,0x38, 6)
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ROUND4(d,a,b,c, Z31,0x39,10)
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ROUND4(c,d,a,b, Z22,0x3a,15)
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ROUND4(b,c,d,a, Z29,0x3b,21)
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ROUND4(a,b,c,d, Z20,0x3c, 6)
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ROUND4(d,a,b,c, Z27,0x3d,10)
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ROUND4(c,d,a,b, Z18,0x3e,15)
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ROUND4(b,c,d,a, Z25,0x3f,21)
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VPADDD sa, a, a
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VPADDD sb, b, b
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VPADDD sc, c, c
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VPADDD sd, d, d
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LEAQ 64(base), base
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SUBQ $64, count
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JNE loop
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VMOVUPD a, (dig)
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VMOVUPD b, 0x40(dig)
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VMOVUPD c, 0x80(dig)
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VMOVUPD d, 0xc0(dig)
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VZEROUPPER
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RET
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