nb_kernel314_ia32_sse2.intel_syntax.s
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;#;# $Id: nb_kernel314_ia32_sse2.intel_syntax.s,v 1.1.2.2 2007/11/28 18:35:36 spoel Exp $;#;# Gromacs 4.0 Copyright (c) 1991-2003 ;# David van der Spoel, Erik Lindahl;#;# This program is free software; you can redistribute it and/or;# modify it under the terms of the GNU General Public License;# as published by the Free Software Foundation; either version 2;# of the License, or (at your option) any later version.;#;# To help us fund GROMACS development, we humbly ask that you cite;# the research papers on the package. Check out http://www.gromacs.org;# ;# And Hey:;# Gnomes, ROck Monsters And Chili Sauce;#;# These files require GNU binutils 2.10 or later, since we;# use intel syntax for portability, or a recent version ;# of NASM that understands Extended 3DNow and SSE2 instructions.;# (NASM is normally only used with MS Visual C++).;# Since NASM and gnu as disagree on some definitions and use ;# completely different preprocessing options I have to introduce a;# trick: NASM uses ';' for comments, while gnu as uses '#' on x86.;# Gnu as treats ';' as a line break, i.e. ignores it. This is the;# reason why all comments need both symbols...;# The source is written for GNU as, with intel syntax. When you use;# NASM we redefine a couple of things. The false if-statement around ;# the following code is seen by GNU as, but NASM doesn't see it, so ;# the code inside is read by NASM but not gcc.; .if 0 # block below only read by NASM%define .section section%define .long dd%define .align align%define .globl global;# NASM only wants 'dword', not 'dword ptr'.%define ptr.equiv .equiv 2 %1 equ %2%endmacro; .endif # End of NASM-specific block; .intel_syntax noprefix # Line only read by gnu as .globl nb_kernel314_ia32_sse2.globl _nb_kernel314_ia32_sse2nb_kernel314_ia32_sse2: _nb_kernel314_ia32_sse2: .equiv nb314_p_nri, 8.equiv nb314_iinr, 12.equiv nb314_jindex, 16.equiv nb314_jjnr, 20.equiv nb314_shift, 24.equiv nb314_shiftvec, 28.equiv nb314_fshift, 32.equiv nb314_gid, 36.equiv nb314_pos, 40.equiv nb314_faction, 44.equiv nb314_charge, 48.equiv nb314_p_facel, 52.equiv nb314_argkrf, 56.equiv nb314_argcrf, 60.equiv nb314_Vc, 64.equiv nb314_type, 68.equiv nb314_p_ntype, 72.equiv nb314_vdwparam, 76.equiv nb314_Vvdw, 80.equiv nb314_p_tabscale, 84.equiv nb314_VFtab, 88.equiv nb314_invsqrta, 92.equiv nb314_dvda, 96.equiv nb314_p_gbtabscale, 100.equiv nb314_GBtab, 104.equiv nb314_p_nthreads, 108.equiv nb314_count, 112.equiv nb314_mtx, 116.equiv nb314_outeriter, 120.equiv nb314_inneriter, 124.equiv nb314_work, 128 ;# stack offsets for local variables ;# bottom of stack is cache-aligned for sse2 use .equiv nb314_ixO, 0.equiv nb314_iyO, 16.equiv nb314_izO, 32.equiv nb314_ixH1, 48.equiv nb314_iyH1, 64.equiv nb314_izH1, 80.equiv nb314_ixH2, 96.equiv nb314_iyH2, 112.equiv nb314_izH2, 128.equiv nb314_ixM, 144.equiv nb314_iyM, 160.equiv nb314_izM, 176.equiv nb314_jxO, 192.equiv nb314_jyO, 208.equiv nb314_jzO, 224.equiv nb314_jxH1, 240.equiv nb314_jyH1, 256.equiv nb314_jzH1, 272.equiv nb314_jxH2, 288.equiv nb314_jyH2, 304.equiv nb314_jzH2, 320.equiv nb314_jxM, 336.equiv nb314_jyM, 352.equiv nb314_jzM, 368.equiv nb314_dxOO, 384.equiv nb314_dyOO, 400.equiv nb314_dzOO, 416.equiv nb314_dxH1H1, 432.equiv nb314_dyH1H1, 448.equiv nb314_dzH1H1, 464.equiv nb314_dxH1H2, 480.equiv nb314_dyH1H2, 496.equiv nb314_dzH1H2, 512.equiv nb314_dxH1M, 528.equiv nb314_dyH1M, 544.equiv nb314_dzH1M, 560.equiv nb314_dxH2H1, 576.equiv nb314_dyH2H1, 592.equiv nb314_dzH2H1, 608.equiv nb314_dxH2H2, 624.equiv nb314_dyH2H2, 640.equiv nb314_dzH2H2, 656.equiv nb314_dxH2M, 672.equiv nb314_dyH2M, 688.equiv nb314_dzH2M, 704.equiv nb314_dxMH1, 720.equiv nb314_dyMH1, 736.equiv nb314_dzMH1, 752.equiv nb314_dxMH2, 768.equiv nb314_dyMH2, 784.equiv nb314_dzMH2, 800.equiv nb314_dxMM, 816.equiv nb314_dyMM, 832.equiv nb314_dzMM, 848.equiv nb314_qqMM, 864.equiv nb314_qqMH, 880.equiv nb314_qqHH, 896.equiv nb314_two, 912.equiv nb314_tsc, 928.equiv nb314_c6, 944.equiv nb314_c12, 960.equiv nb314_vctot, 976.equiv nb314_Vvdwtot, 992.equiv nb314_fixO, 1008.equiv nb314_fiyO, 1024.equiv nb314_fizO, 1040.equiv nb314_fixH1, 1056.equiv nb314_fiyH1, 1072.equiv nb314_fizH1, 1088.equiv nb314_fixH2, 1104.equiv nb314_fiyH2, 1120.equiv nb314_fizH2, 1136.equiv nb314_fixM, 1152.equiv nb314_fiyM, 1168.equiv nb314_fizM, 1184.equiv nb314_fjxO, 1200.equiv nb314_fjyO, 1216.equiv nb314_fjzO, 1232.equiv nb314_fjxH1, 1248.equiv nb314_fjyH1, 1264.equiv nb314_fjzH1, 1280.equiv nb314_fjxH2, 1296.equiv nb314_fjyH2, 1312.equiv nb314_fjzH2, 1328.equiv nb314_fjxM, 1344.equiv nb314_fjyM, 1360.equiv nb314_fjzM, 1376.equiv nb314_half, 1392.equiv nb314_three, 1408.equiv nb314_six, 1424.equiv nb314_twelve, 1440.equiv nb314_rsqOO, 1456.equiv nb314_rsqH1H1, 1472.equiv nb314_rsqH1H2, 1488.equiv nb314_rsqH1M, 1504.equiv nb314_rsqH2H1, 1520.equiv nb314_rsqH2H2, 1536.equiv nb314_rsqH2M, 1552.equiv nb314_rsqMH1, 1568.equiv nb314_rsqMH2, 1584.equiv nb314_rsqMM, 1600.equiv nb314_rinvsqOO, 1616.equiv nb314_rinvH1H1, 1632.equiv nb314_rinvH1H2, 1648.equiv nb314_rinvH1M, 1664.equiv nb314_rinvH2H1, 1680.equiv nb314_rinvH2H2, 1696.equiv nb314_rinvH2M, 1712.equiv nb314_rinvMH1, 1728.equiv nb314_rinvMH2, 1744.equiv nb314_rinvMM, 1760.equiv nb314_is3, 1776.equiv nb314_ii3, 1780.equiv nb314_innerjjnr, 1784.equiv nb314_innerk, 1788.equiv nb314_n, 1792.equiv nb314_nn1, 1796.equiv nb314_nri, 1800.equiv nb314_nouter, 1804.equiv nb314_ninner, 1808.equiv nb314_salign, 1812 push ebp mov ebp,esp push eax push ebx push ecx push edx push esi push edi sub esp, 1816 ;# local stack space mov eax, esp and eax, 0xf sub esp, eax mov [esp + nb314_salign], eax emms ;# Move args passed by reference to stack mov ecx, [ebp + nb314_p_nri] mov ecx, [ecx] mov [esp + nb314_nri], ecx ;# zero iteration counters mov eax, 0 mov [esp + nb314_nouter], eax mov [esp + nb314_ninner], eax ;# create constant floating-point factors on stack mov eax, 0x00000000 ;# lower half of double 0.5 IEEE (hex) mov ebx, 0x3fe00000 mov [esp + nb314_half], eax mov [esp + nb314_half+4], ebx movsd xmm1, [esp + nb314_half] shufpd xmm1, xmm1, 0 ;# splat to all elements movapd xmm3, xmm1 addpd xmm3, xmm3 ;# 1.0 movapd xmm2, xmm3 addpd xmm2, xmm2 ;# 2.0 addpd xmm3, xmm2 ;# 3.0 movapd xmm4, xmm3 addpd xmm4, xmm4 ;# 6.0 movapd xmm5, xmm4 addpd xmm5, xmm5 ;# 12.0 movapd [esp + nb314_half], xmm1 movapd [esp + nb314_two], xmm2 movapd [esp + nb314_three], xmm3 movapd [esp + nb314_six], xmm4 movapd [esp + nb314_twelve], xmm5 mov eax, [ebp + nb314_p_tabscale] movsd xmm3, [eax] shufpd xmm3, xmm3, 0 movapd [esp + nb314_tsc], xmm3 ;# assume we have at least one i particle - start directly mov ecx, [ebp + nb314_iinr] ;# ecx = pointer into iinr[] mov ebx, [ecx] ;# ebx =ii mov edx, [ebp + nb314_charge] movsd xmm3, [edx + ebx*8 + 24] movsd xmm4, xmm3 movsd xmm5, [edx + ebx*8 + 8] mov esi, [ebp + nb314_p_facel] movsd xmm6, [esi] mulsd xmm3, xmm3 mulsd xmm4, xmm5 mulsd xmm5, xmm5 mulsd xmm3, xmm6 mulsd xmm4, xmm6 mulsd xmm5, xmm6 shufpd xmm3, xmm3, 0 shufpd xmm4, xmm4, 0 shufpd xmm5, xmm5, 0 movapd [esp + nb314_qqMM], xmm3 movapd [esp + nb314_qqMH], xmm4 movapd [esp + nb314_qqHH], xmm5 xorpd xmm0, xmm0 mov edx, [ebp + nb314_type] mov ecx, [edx + ebx*4] shl ecx, 1 mov edx, ecx mov edi, [ebp + nb314_p_ntype] imul ecx, [edi] ;# ecx = ntia = 2*ntype*type[ii0] add edx, ecx mov eax, [ebp + nb314_vdwparam] movlpd xmm0, [eax + edx*8] movlpd xmm1, [eax + edx*8 + 8] shufpd xmm0, xmm0, 0 shufpd xmm1, xmm1, 0 movapd [esp + nb314_c6], xmm0 movapd [esp + nb314_c12], xmm1.nb314_threadloop: mov esi, [ebp + nb314_count] ;# pointer to sync counter mov eax, [esi].nb314_spinlock: mov ebx, eax ;# ebx=*count=nn0 add ebx, 1 ;# ebx=nn1=nn0+10 lock cmpxchg [esi], ebx ;# write nn1 to *counter, ;# if it hasnt changed. ;# or reread *counter to eax. pause ;# -> better p4 performance jnz .nb314_spinlock ;# if(nn1>nri) nn1=nri mov ecx, [esp + nb314_nri] mov edx, ecx sub ecx, ebx cmovle ebx, edx ;# if(nn1>nri) nn1=nri ;# Cleared the spinlock if we got here. ;# eax contains nn0, ebx contains nn1. mov [esp + nb314_n], eax mov [esp + nb314_nn1], ebx sub ebx, eax ;# calc number of outer lists mov esi, eax ;# copy n to esi jg .nb314_outerstart jmp .nb314_end.nb314_outerstart: ;# ebx contains number of outer iterations add ebx, [esp + nb314_nouter] mov [esp + nb314_nouter], ebx.nb314_outer: mov eax, [ebp + nb314_shift] ;# eax = pointer into shift[] mov ebx, [eax+esi*4] ;# ebx=shift[n] lea ebx, [ebx + ebx*2] ;# ebx=3*is mov [esp + nb314_is3],ebx ;# store is3 mov eax, [ebp + nb314_shiftvec] ;# eax = base of shiftvec[] movsd xmm0, [eax + ebx*8] movsd xmm1, [eax + ebx*8 + 8] movsd xmm2, [eax + ebx*8 + 16] mov ecx, [ebp + nb314_iinr] ;# ecx = pointer into iinr[] mov ebx, [ecx+esi*4] ;# ebx =ii movapd xmm3, xmm0 movapd xmm4, xmm1 movapd xmm5, xmm2 movapd xmm6, xmm0 movapd xmm7, xmm1 lea ebx, [ebx + ebx*2] ;# ebx = 3*ii=ii3 mov eax, [ebp + nb314_pos] ;# eax = base of pos[] mov [esp + nb314_ii3], ebx addsd xmm3, [eax + ebx*8] ;# ox addsd xmm4, [eax + ebx*8 + 8] ;# oy addsd xmm5, [eax + ebx*8 + 16] ;# oz addsd xmm6, [eax + ebx*8 + 24] ;# h1x addsd xmm7, [eax + ebx*8 + 32] ;# h1y shufpd xmm3, xmm3, 0 shufpd xmm4, xmm4, 0 shufpd xmm5, xmm5, 0 shufpd xmm6, xmm6, 0 shufpd xmm7, xmm7, 0 movapd [esp + nb314_ixO], xmm3 movapd [esp + nb314_iyO], xmm4 movapd [esp + nb314_izO], xmm5 movapd [esp + nb314_ixH1], xmm6 movapd [esp + nb314_iyH1], xmm7 movsd xmm6, xmm2 movsd xmm3, xmm0 movsd xmm4, xmm1 movsd xmm5, xmm2 addsd xmm6, [eax + ebx*8 + 40] ;# h1z addsd xmm0, [eax + ebx*8 + 48] ;# h2x addsd xmm1, [eax + ebx*8 + 56] ;# h2y addsd xmm2, [eax + ebx*8 + 64] ;# h2z addsd xmm3, [eax + ebx*8 + 72] ;# mx addsd xmm4, [eax + ebx*8 + 80] ;# my addsd xmm5, [eax + ebx*8 + 88] ;# mz shufpd xmm6, xmm6, 0 shufpd xmm0, xmm0, 0 shufpd xmm1, xmm1, 0 shufpd xmm2, xmm2, 0 shufpd xmm3, xmm3, 0 shufpd xmm4, xmm4, 0 shufpd xmm5, xmm5, 0 movapd [esp + nb314_izH1], xmm6 movapd [esp + nb314_ixH2], xmm0 movapd [esp + nb314_iyH2], xmm1 movapd [esp + nb314_izH2], xmm2 movapd [esp + nb314_ixM], xmm3 movapd [esp + nb314_iyM], xmm4 movapd [esp + nb314_izM], xmm5 ;# clear vctot and i forces xorpd xmm4, xmm4 movapd [esp + nb314_vctot], xmm4 movapd [esp + nb314_Vvdwtot], xmm4 movapd [esp + nb314_fixO], xmm4 movapd [esp + nb314_fiyO], xmm4 movapd [esp + nb314_fizO], xmm4 movapd [esp + nb314_fixH1], xmm4 movapd [esp + nb314_fiyH1], xmm4 movapd [esp + nb314_fizH1], xmm4 movapd [esp + nb314_fixH2], xmm4 movapd [esp + nb314_fiyH2], xmm4 movapd [esp + nb314_fizH2], xmm4 movapd [esp + nb314_fixM], xmm4 movapd [esp + nb314_fiyM], xmm4 movapd [esp + nb314_fizM], xmm4 mov eax, [ebp + nb314_jindex] mov ecx, [eax + esi*4] ;# jindex[n] mov edx, [eax + esi*4 + 4] ;# jindex[n+1] sub edx, ecx ;# number of innerloop atoms mov esi, [ebp + nb314_pos] mov edi, [ebp + nb314_faction] mov eax, [ebp + nb314_jjnr] shl ecx, 2 add eax, ecx mov [esp + nb314_innerjjnr], eax ;# pointer to jjnr[nj0] mov ecx, edx sub edx, 2 add ecx, [esp + nb314_ninner] mov [esp + nb314_ninner], ecx add edx, 0 mov [esp + nb314_innerk], edx ;# number of innerloop atoms jge .nb314_unroll_loop jmp .nb314_checksingle.nb314_unroll_loop: ;# twice unrolled innerloop here mov edx, [esp + nb314_innerjjnr] ;# pointer to jjnr[k] mov eax, [edx] ⌨️ 快捷键说明
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