nb_kernel134_ia32_sse.intel_syntax.s
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S
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;#;# $Id: nb_kernel134_ia32_sse.intel_syntax.s,v 1.1.2.1 2006/03/01 15:18:29 lindahl 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_kernel134_ia32_sse.globl _nb_kernel134_ia32_ssenb_kernel134_ia32_sse: _nb_kernel134_ia32_sse: .equiv nb134_p_nri, 8.equiv nb134_iinr, 12.equiv nb134_jindex, 16.equiv nb134_jjnr, 20.equiv nb134_shift, 24.equiv nb134_shiftvec, 28.equiv nb134_fshift, 32.equiv nb134_gid, 36.equiv nb134_pos, 40.equiv nb134_faction, 44.equiv nb134_charge, 48.equiv nb134_p_facel, 52.equiv nb134_argkrf, 56.equiv nb134_argcrf, 60.equiv nb134_Vc, 64.equiv nb134_type, 68.equiv nb134_p_ntype, 72.equiv nb134_vdwparam, 76.equiv nb134_Vvdw, 80.equiv nb134_p_tabscale, 84.equiv nb134_VFtab, 88.equiv nb134_invsqrta, 92.equiv nb134_dvda, 96.equiv nb134_p_gbtabscale, 100.equiv nb134_GBtab, 104.equiv nb134_p_nthreads, 108.equiv nb134_count, 112.equiv nb134_mtx, 116.equiv nb134_outeriter, 120.equiv nb134_inneriter, 124.equiv nb134_work, 128 ;# stack offsets for local variables ;# bottom of stack is cache-aligned for sse use .equiv nb134_ixO, 0.equiv nb134_iyO, 16.equiv nb134_izO, 32.equiv nb134_ixH1, 48.equiv nb134_iyH1, 64.equiv nb134_izH1, 80.equiv nb134_ixH2, 96.equiv nb134_iyH2, 112.equiv nb134_izH2, 128.equiv nb134_ixM, 144.equiv nb134_iyM, 160.equiv nb134_izM, 176.equiv nb134_jxO, 192.equiv nb134_jyO, 208.equiv nb134_jzO, 224.equiv nb134_jxH1, 240.equiv nb134_jyH1, 256.equiv nb134_jzH1, 272.equiv nb134_jxH2, 288.equiv nb134_jyH2, 304.equiv nb134_jzH2, 320.equiv nb134_jxM, 336.equiv nb134_jyM, 352.equiv nb134_jzM, 368.equiv nb134_dxOO, 384.equiv nb134_dyOO, 400.equiv nb134_dzOO, 416.equiv nb134_dxH1H1, 432.equiv nb134_dyH1H1, 448.equiv nb134_dzH1H1, 464.equiv nb134_dxH1H2, 480.equiv nb134_dyH1H2, 496.equiv nb134_dzH1H2, 512.equiv nb134_dxH1M, 528.equiv nb134_dyH1M, 544.equiv nb134_dzH1M, 560.equiv nb134_dxH2H1, 576.equiv nb134_dyH2H1, 592.equiv nb134_dzH2H1, 608.equiv nb134_dxH2H2, 624.equiv nb134_dyH2H2, 640.equiv nb134_dzH2H2, 656.equiv nb134_dxH2M, 672.equiv nb134_dyH2M, 688.equiv nb134_dzH2M, 704.equiv nb134_dxMH1, 720.equiv nb134_dyMH1, 736.equiv nb134_dzMH1, 752.equiv nb134_dxMH2, 768.equiv nb134_dyMH2, 784.equiv nb134_dzMH2, 800.equiv nb134_dxMM, 816.equiv nb134_dyMM, 832.equiv nb134_dzMM, 848.equiv nb134_qqMM, 864.equiv nb134_qqMH, 880.equiv nb134_qqHH, 896.equiv nb134_two, 912.equiv nb134_c6, 928.equiv nb134_c12, 944.equiv nb134_tsc, 960.equiv nb134_fscal, 976.equiv nb134_vctot, 992.equiv nb134_Vvdwtot, 1008.equiv nb134_fixO, 1024.equiv nb134_fiyO, 1040.equiv nb134_fizO, 1056.equiv nb134_fixH1, 1072.equiv nb134_fiyH1, 1088.equiv nb134_fizH1, 1104.equiv nb134_fixH2, 1120.equiv nb134_fiyH2, 1136.equiv nb134_fizH2, 1152.equiv nb134_fixM, 1168.equiv nb134_fiyM, 1184.equiv nb134_fizM, 1200.equiv nb134_fjxO, 1216.equiv nb134_fjyO, 1232.equiv nb134_fjzO, 1248.equiv nb134_fjxH1, 1264.equiv nb134_fjyH1, 1280.equiv nb134_fjzH1, 1296.equiv nb134_fjxH2, 1312.equiv nb134_fjyH2, 1328.equiv nb134_fjzH2, 1344.equiv nb134_fjxM, 1360.equiv nb134_fjyM, 1376.equiv nb134_fjzM, 1392.equiv nb134_half, 1408.equiv nb134_three, 1424.equiv nb134_rsqOO, 1440.equiv nb134_rsqH1H1, 1456.equiv nb134_rsqH1H2, 1472.equiv nb134_rsqH1M, 1488.equiv nb134_rsqH2H1, 1504.equiv nb134_rsqH2H2, 1520.equiv nb134_rsqH2M, 1536.equiv nb134_rsqMH1, 1552.equiv nb134_rsqMH2, 1568.equiv nb134_rsqMM, 1584.equiv nb134_rinvOO, 1600.equiv nb134_rinvH1H1, 1616.equiv nb134_rinvH1H2, 1632.equiv nb134_rinvH1M, 1648.equiv nb134_rinvH2H1, 1664.equiv nb134_rinvH2H2, 1680.equiv nb134_rinvH2M, 1696.equiv nb134_rinvMH1, 1712.equiv nb134_rinvMH2, 1728.equiv nb134_rinvMM, 1744.equiv nb134_fstmp, 1760.equiv nb134_is3, 1808.equiv nb134_ii3, 1812.equiv nb134_innerjjnr, 1816.equiv nb134_innerk, 1820.equiv nb134_n, 1824.equiv nb134_nn1, 1828.equiv nb134_nri, 1832.equiv nb134_nouter, 1836.equiv nb134_ninner, 1840.equiv nb134_salign, 1844 push ebp mov ebp,esp push eax push ebx push ecx push edx push esi push edi sub esp, 1848 ;# local stack space mov eax, esp and eax, 0xf sub esp, eax mov [esp + nb134_salign], eax emms ;# Move args passed by reference to stack mov ecx, [ebp + nb134_p_nri] mov ecx, [ecx] mov [esp + nb134_nri], ecx ;# zero iteration counters mov eax, 0 mov [esp + nb134_nouter], eax mov [esp + nb134_ninner], eax mov eax, [ebp + nb134_p_tabscale] movss xmm3, [eax] shufps xmm3, xmm3, 0 movaps [esp + nb134_tsc], xmm3 ;# create constant floating-point factors on stack mov eax, 0x3f000000 ;# constant 0.5 in IEEE (hex) mov [esp + nb134_half], eax movss xmm1, [esp + nb134_half] shufps xmm1, xmm1, 0 ;# splat to all elements movaps xmm2, xmm1 addps xmm2, xmm2 ;# constant 1.0 movaps xmm3, xmm2 addps xmm2, xmm2 ;# constant 2.0 addps xmm3, xmm2 ;# constant 3.0 movaps [esp + nb134_half], xmm1 movaps [esp + nb134_two], xmm2 movaps [esp + nb134_three], xmm3 ;# assume we have at least one i particle - start directly mov ecx, [ebp + nb134_iinr] ;# ecx = pointer into iinr[] mov ebx, [ecx] ;# ebx =ii mov edx, [ebp + nb134_charge] movss xmm5, [edx + ebx*4 + 4] movss xmm3, [edx + ebx*4 + 12] movss xmm4, xmm3 mov esi, [ebp + nb134_p_facel] movss xmm6, [esi] mulss xmm3, xmm3 mulss xmm4, xmm5 mulss xmm5, xmm5 mulss xmm3, xmm6 mulss xmm4, xmm6 mulss xmm5, xmm6 shufps xmm3, xmm3, 0 shufps xmm4, xmm4, 0 shufps xmm5, xmm5, 0 movaps [esp + nb134_qqMM], xmm3 movaps [esp + nb134_qqMH], xmm4 movaps [esp + nb134_qqHH], xmm5 xorps xmm0, xmm0 mov edx, [ebp + nb134_type] mov ecx, [edx + ebx*4] shl ecx, 1 mov edx, ecx mov edi, [ebp + nb134_p_ntype] imul ecx, [edi] ;# ecx = ntia = 2*ntype*type[ii0] add edx, ecx mov eax, [ebp + nb134_vdwparam] movlps xmm0, [eax + edx*4] movaps xmm1, xmm0 shufps xmm0, xmm0, 0 shufps xmm1, xmm1, 0x55 movaps [esp + nb134_c6], xmm0 movaps [esp + nb134_c12], xmm1.nb134_threadloop: mov esi, [ebp + nb134_count] ;# pointer to sync counter mov eax, [esi].nb134_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 .nb134_spinlock ;# if(nn1>nri) nn1=nri mov ecx, [esp + nb134_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 + nb134_n], eax mov [esp + nb134_nn1], ebx sub ebx, eax ;# calc number of outer lists mov esi, eax ;# copy n to esi jg .nb134_outerstart jmp .nb134_end .nb134_outerstart: ;# ebx contains number of outer iterations add ebx, [esp + nb134_nouter] mov [esp + nb134_nouter], ebx.nb134_outer: mov eax, [ebp + nb134_shift] ;# eax = pointer into shift[] mov ebx, [eax + esi*4] ;# ebx=shift[n] lea ebx, [ebx + ebx*2] ;# ebx=3*is mov [esp + nb134_is3],ebx ;# store is3 mov eax, [ebp + nb134_shiftvec] ;# eax = base of shiftvec[] movss xmm0, [eax + ebx*4] movss xmm1, [eax + ebx*4 + 4] movss xmm2, [eax + ebx*4 + 8] mov ecx, [ebp + nb134_iinr] ;# ecx = pointer into iinr[] mov ebx, [ecx + esi*4] ;# ebx =ii lea ebx, [ebx + ebx*2] ;# ebx = 3*ii=ii3 mov eax, [ebp + nb134_pos] ;# eax = base of pos[] mov [esp + nb134_ii3], ebx movaps xmm3, xmm0 movaps xmm4, xmm1 movaps xmm5, xmm2 movaps xmm6, xmm0 movaps xmm7, xmm1 addss xmm3, [eax + ebx*4] ;# ox addss xmm4, [eax + ebx*4 + 4] ;# oy addss xmm5, [eax + ebx*4 + 8] ;# oz addss xmm6, [eax + ebx*4 + 12] ;# h1x addss xmm7, [eax + ebx*4 + 16] ;# h1y shufps xmm3, xmm3, 0 shufps xmm4, xmm4, 0 shufps xmm5, xmm5, 0 shufps xmm6, xmm6, 0 shufps xmm7, xmm7, 0 movaps [esp + nb134_ixO], xmm3 movaps [esp + nb134_iyO], xmm4 movaps [esp + nb134_izO], xmm5 movaps [esp + nb134_ixH1], xmm6 movaps [esp + nb134_iyH1], xmm7 movss xmm6, xmm2 movss xmm3, xmm0 movss xmm4, xmm1 movss xmm5, xmm2 addss xmm6, [eax + ebx*4 + 20] ;# h1z addss xmm0, [eax + ebx*4 + 24] ;# h2x addss xmm1, [eax + ebx*4 + 28] ;# h2y addss xmm2, [eax + ebx*4 + 32] ;# h2z addss xmm3, [eax + ebx*4 + 36] ;# mx addss xmm4, [eax + ebx*4 + 40] ;# my addss xmm5, [eax + ebx*4 + 44] ;# mz shufps xmm6, xmm6, 0 shufps xmm0, xmm0, 0 shufps xmm1, xmm1, 0 shufps xmm2, xmm2, 0 shufps xmm3, xmm3, 0 shufps xmm4, xmm4, 0 shufps xmm5, xmm5, 0 movaps [esp + nb134_izH1], xmm6 movaps [esp + nb134_ixH2], xmm0 movaps [esp + nb134_iyH2], xmm1 movaps [esp + nb134_izH2], xmm2 movaps [esp + nb134_ixM], xmm3 movaps [esp + nb134_iyM], xmm4 movaps [esp + nb134_izM], xmm5 ;# clear vctot and i forces xorps xmm4, xmm4 movaps [esp + nb134_vctot], xmm4 movaps [esp + nb134_Vvdwtot], xmm4 movaps [esp + nb134_fixO], xmm4 movaps [esp + nb134_fiyO], xmm4 movaps [esp + nb134_fizO], xmm4 movaps [esp + nb134_fixH1], xmm4 movaps [esp + nb134_fiyH1], xmm4 movaps [esp + nb134_fizH1], xmm4 movaps [esp + nb134_fixH2], xmm4 movaps [esp + nb134_fiyH2], xmm4 movaps [esp + nb134_fizH2], xmm4 movaps [esp + nb134_fixM], xmm4 movaps [esp + nb134_fiyM], xmm4 movaps [esp + nb134_fizM], xmm4 mov eax, [ebp + nb134_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 + nb134_pos] mov edi, [ebp + nb134_faction] mov eax, [ebp + nb134_jjnr] shl ecx, 2 add eax, ecx mov [esp + nb134_innerjjnr], eax ;# pointer to jjnr[nj0] mov ecx, edx sub edx, 4 add ecx, [esp + nb134_ninner] mov [esp + nb134_ninner], ecx add edx, 0 mov [esp + nb134_innerk], edx ;# number of innerloop atoms jge .nb134_unroll_loop jmp .nb134_single_check.nb134_unroll_loop: ;# quad-unroll innerloop here mov edx, [esp + nb134_innerjjnr] ;# pointer to jjnr[k] mov eax, [edx] mov ebx, [edx + 4] mov ecx, [edx + 8] mov edx, [edx + 12] ;# eax-edx=jnr1-4 add dword ptr [esp + nb134_innerjjnr], 16 ;# advance pointer (unroll 4) mov esi, [ebp + nb134_pos] ;# base of pos[] lea eax, [eax + eax*2] ;# replace jnr with j3 lea ebx, [ebx + ebx*2] lea ecx, [ecx + ecx*2] ;# replace jnr with j3 ⌨️ 快捷键说明
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