nb_kernel114_x86_64_sse.intel_syntax.s
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;#;# $Id: nb_kernel114_x86_64_sse.intel_syntax.s,v 1.1.2.2 2006/09/22 08:32:48 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_kernel114_x86_64_sse .globl _nb_kernel114_x86_64_ssenb_kernel114_x86_64_sse: _nb_kernel114_x86_64_sse: .equiv nb114_fshift, 16.equiv nb114_gid, 24.equiv nb114_pos, 32.equiv nb114_faction, 40.equiv nb114_charge, 48.equiv nb114_p_facel, 56.equiv nb114_argkrf, 64.equiv nb114_argcrf, 72.equiv nb114_Vc, 80.equiv nb114_type, 88.equiv nb114_p_ntype, 96.equiv nb114_vdwparam, 104.equiv nb114_Vvdw, 112.equiv nb114_p_tabscale, 120.equiv nb114_VFtab, 128.equiv nb114_invsqrta, 136.equiv nb114_dvda, 144.equiv nb114_p_gbtabscale, 152.equiv nb114_GBtab, 160.equiv nb114_p_nthreads, 168.equiv nb114_count, 176.equiv nb114_mtx, 184.equiv nb114_outeriter, 192.equiv nb114_inneriter, 200.equiv nb114_work, 208 ;# stack offsets for local variables ;# bottom of stack is cache-aligned for sse use .equiv nb114_ixO, 0.equiv nb114_iyO, 16.equiv nb114_izO, 32.equiv nb114_ixH1, 48.equiv nb114_iyH1, 64.equiv nb114_izH1, 80.equiv nb114_ixH2, 96.equiv nb114_iyH2, 112.equiv nb114_izH2, 128.equiv nb114_ixM, 144.equiv nb114_iyM, 160.equiv nb114_izM, 176.equiv nb114_jxO, 192.equiv nb114_jyO, 208.equiv nb114_jzO, 224.equiv nb114_jxH1, 240.equiv nb114_jyH1, 256.equiv nb114_jzH1, 272.equiv nb114_jxH2, 288.equiv nb114_jyH2, 304.equiv nb114_jzH2, 320.equiv nb114_jxM, 336.equiv nb114_jyM, 352.equiv nb114_jzM, 368.equiv nb114_dxOO, 384.equiv nb114_dyOO, 400.equiv nb114_dzOO, 416.equiv nb114_dxH1H1, 432.equiv nb114_dyH1H1, 448.equiv nb114_dzH1H1, 464.equiv nb114_dxH1H2, 480.equiv nb114_dyH1H2, 496.equiv nb114_dzH1H2, 512.equiv nb114_dxH1M, 528.equiv nb114_dyH1M, 544.equiv nb114_dzH1M, 560.equiv nb114_dxH2H1, 576.equiv nb114_dyH2H1, 592.equiv nb114_dzH2H1, 608.equiv nb114_dxH2H2, 624.equiv nb114_dyH2H2, 640.equiv nb114_dzH2H2, 656.equiv nb114_dxH2M, 672.equiv nb114_dyH2M, 688.equiv nb114_dzH2M, 704.equiv nb114_dxMH1, 720.equiv nb114_dyMH1, 736.equiv nb114_dzMH1, 752.equiv nb114_dxMH2, 768.equiv nb114_dyMH2, 784.equiv nb114_dzMH2, 800.equiv nb114_dxMM, 816.equiv nb114_dyMM, 832.equiv nb114_dzMM, 848.equiv nb114_qqMM, 864.equiv nb114_qqMH, 880.equiv nb114_qqHH, 896.equiv nb114_two, 912.equiv nb114_c6, 928.equiv nb114_c12, 944.equiv nb114_six, 960.equiv nb114_twelve, 976.equiv nb114_vctot, 992.equiv nb114_Vvdwtot, 1008.equiv nb114_fixO, 1024.equiv nb114_fiyO, 1040.equiv nb114_fizO, 1056.equiv nb114_fixH1, 1072.equiv nb114_fiyH1, 1088.equiv nb114_fizH1, 1104.equiv nb114_fixH2, 1120.equiv nb114_fiyH2, 1136.equiv nb114_fizH2, 1152.equiv nb114_fixM, 1168.equiv nb114_fiyM, 1184.equiv nb114_fizM, 1200.equiv nb114_fjxO, 1216.equiv nb114_fjyO, 1232.equiv nb114_fjzO, 1248.equiv nb114_fjxH1, 1264.equiv nb114_fjyH1, 1280.equiv nb114_fjzH1, 1296.equiv nb114_fjxH2, 1312.equiv nb114_fjyH2, 1328.equiv nb114_fjzH2, 1344.equiv nb114_fjxM, 1360.equiv nb114_fjyM, 1376.equiv nb114_fjzM, 1392.equiv nb114_half, 1408.equiv nb114_three, 1424.equiv nb114_rsqOO, 1440.equiv nb114_rsqH1H1, 1456.equiv nb114_rsqH1H2, 1472.equiv nb114_rsqH1M, 1488.equiv nb114_rsqH2H1, 1504.equiv nb114_rsqH2H2, 1520.equiv nb114_rsqH2M, 1536.equiv nb114_rsqMH1, 1552.equiv nb114_rsqMH2, 1568.equiv nb114_rsqMM, 1584.equiv nb114_rinvsqOO, 1600.equiv nb114_rinvH1H1, 1616.equiv nb114_rinvH1H2, 1632.equiv nb114_rinvH1M, 1648.equiv nb114_rinvH2H1, 1664.equiv nb114_rinvH2H2, 1680.equiv nb114_rinvH2M, 1696.equiv nb114_rinvMH1, 1712.equiv nb114_rinvMH2, 1728.equiv nb114_rinvMM, 1744.equiv nb114_fstmp, 1760.equiv nb114_nri, 1776.equiv nb114_iinr, 1784.equiv nb114_jindex, 1792.equiv nb114_jjnr, 1800.equiv nb114_shift, 1808.equiv nb114_shiftvec, 1816.equiv nb114_facel, 1824.equiv nb114_innerjjnr, 1832.equiv nb114_is3, 1840.equiv nb114_ii3, 1844.equiv nb114_innerk, 1848.equiv nb114_n, 1856.equiv nb114_nn1, 1860.equiv nb114_nouter, 1864.equiv nb114_ninner, 1868 push rbp mov rbp, rsp push rbx push r12 push r13 push r14 push r15 sub rsp, 1880 emms ;# zero 32-bit iteration counters mov eax, 0 mov [rsp + nb114_nouter], eax mov [rsp + nb114_ninner], eax mov edi, [rdi] mov [rsp + nb114_nri], edi mov [rsp + nb114_iinr], rsi mov [rsp + nb114_jindex], rdx mov [rsp + nb114_jjnr], rcx mov [rsp + nb114_shift], r8 mov [rsp + nb114_shiftvec], r9 mov rsi, [rbp + nb114_p_facel] movss xmm0, [rsi] movss [rsp + nb114_facel], xmm0 ;# create constant floating-point factors on stack mov eax, 0x3f000000 ;# half in IEEE (hex) mov [rsp + nb114_half], eax movss xmm1, [rsp + nb114_half] shufps xmm1, xmm1, 0 ;# splat to all elements movaps xmm2, xmm1 addps xmm2, xmm2 ;# one movaps xmm3, xmm2 addps xmm2, xmm2 ;# two addps xmm3, xmm2 ;# three movaps xmm4, xmm3 addps xmm4, xmm4 ;# six movaps xmm5, xmm4 addps xmm5, xmm5 ;# twelve movaps [rsp + nb114_half], xmm1 movaps [rsp + nb114_two], xmm2 movaps [rsp + nb114_three], xmm3 movaps [rsp + nb114_six], xmm4 movaps [rsp + nb114_twelve], xmm5 ;# assume we have at least one i particle - start directly mov rcx, [rsp + nb114_iinr] ;# rcx = pointer into iinr[] mov ebx, [rcx] ;# ebx =ii mov rdx, [rbp + nb114_charge] movss xmm5, [rdx + rbx*4 + 4] movss xmm3, [rdx + rbx*4 + 12] movss xmm4, xmm3 mov rsi, [rbp + nb114_p_facel] movss xmm0, [rsi] movss xmm6, [rsp + nb114_facel] 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 [rsp + nb114_qqMM], xmm3 movaps [rsp + nb114_qqMH], xmm4 movaps [rsp + nb114_qqHH], xmm5 xorps xmm0, xmm0 mov rdx, [rbp + nb114_type] mov ecx, [rdx + rbx*4] shl ecx, 1 mov edx, ecx mov rdi, [rbp + nb114_p_ntype] imul ecx, [rdi] ;# rcx = ntia = 2*ntype*type[ii0] add rdx, rcx mov rax, [rbp + nb114_vdwparam] movlps xmm0, [rax + rdx*4] movaps xmm1, xmm0 shufps xmm0, xmm0, 0 shufps xmm1, xmm1, 0x55 movaps [rsp + nb114_c6], xmm0 movaps [rsp + nb114_c12], xmm1.nb114_threadloop: mov rsi, [rbp + nb114_count] ;# pointer to sync counter mov eax, [rsi].nb114_spinlock: mov ebx, eax ;# ebx=*count=nn0 add rbx, 1 ;# rbx=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 .nb114_spinlock ;# if(nn1>nri) nn1=nri mov ecx, [rsp + nb114_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 [rsp + nb114_n], eax mov [rsp + nb114_nn1], ebx sub ebx, eax ;# calc number of outer lists mov esi, eax ;# copy n to esi jg .nb114_outerstart jmp .nb114_end .nb114_outerstart: ;# ebx contains number of outer iterations add ebx, [rsp + nb114_nouter] mov [rsp + nb114_nouter], ebx.nb114_outer: mov rax, [rsp + nb114_shift] ;# rax = pointer into shift[] mov ebx, [rax + rsi*4] ;# rbx=shift[n] lea rbx, [rbx + rbx*2] ;# rbx=3*is mov [rsp + nb114_is3],ebx ;# store is3 mov rax, [rsp + nb114_shiftvec] ;# rax = base of shiftvec[] movss xmm0, [rax + rbx*4] movss xmm1, [rax + rbx*4 + 4] movss xmm2, [rax + rbx*4 + 8] mov rcx, [rsp + nb114_iinr] ;# rcx = pointer into iinr[] mov ebx, [rcx + rsi*4] ;# ebx =ii lea rbx, [rbx + rbx*2] ;# rbx = 3*ii=ii3 mov rax, [rbp + nb114_pos] ;# rax = base of pos[] mov [rsp + nb114_ii3], ebx movaps xmm3, xmm0 movaps xmm4, xmm1 movaps xmm5, xmm2 movaps xmm6, xmm0 movaps xmm7, xmm1 addss xmm3, [rax + rbx*4] ;# ox addss xmm4, [rax + rbx*4 + 4] ;# oy addss xmm5, [rax + rbx*4 + 8] ;# oz addss xmm6, [rax + rbx*4 + 12] ;# h1x addss xmm7, [rax + rbx*4 + 16] ;# h1y shufps xmm3, xmm3, 0 shufps xmm4, xmm4, 0 shufps xmm5, xmm5, 0 shufps xmm6, xmm6, 0 shufps xmm7, xmm7, 0 movaps [rsp + nb114_ixO], xmm3 movaps [rsp + nb114_iyO], xmm4 movaps [rsp + nb114_izO], xmm5 movaps [rsp + nb114_ixH1], xmm6 movaps [rsp + nb114_iyH1], xmm7 movss xmm6, xmm2 movss xmm3, xmm0 movss xmm4, xmm1 movss xmm5, xmm2 addss xmm6, [rax + rbx*4 + 20] ;# h1z addss xmm0, [rax + rbx*4 + 24] ;# h2x addss xmm1, [rax + rbx*4 + 28] ;# h2y addss xmm2, [rax + rbx*4 + 32] ;# h2z addss xmm3, [rax + rbx*4 + 36] ;# mx addss xmm4, [rax + rbx*4 + 40] ;# my addss xmm5, [rax + rbx*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 [rsp + nb114_izH1], xmm6 movaps [rsp + nb114_ixH2], xmm0 movaps [rsp + nb114_iyH2], xmm1 movaps [rsp + nb114_izH2], xmm2 movaps [rsp + nb114_ixM], xmm3 movaps [rsp + nb114_iyM], xmm4 movaps [rsp + nb114_izM], xmm5 ;# clear vctot and i forces xorps xmm4, xmm4 movaps [rsp + nb114_vctot], xmm4 movaps [rsp + nb114_Vvdwtot], xmm4 movaps [rsp + nb114_fixO], xmm4 movaps [rsp + nb114_fiyO], xmm4 movaps [rsp + nb114_fizO], xmm4 movaps [rsp + nb114_fixH1], xmm4 movaps [rsp + nb114_fiyH1], xmm4 movaps [rsp + nb114_fizH1], xmm4 movaps [rsp + nb114_fixH2], xmm4 movaps [rsp + nb114_fiyH2], xmm4 movaps [rsp + nb114_fizH2], xmm4 movaps [rsp + nb114_fixM], xmm4 movaps [rsp + nb114_fiyM], xmm4 movaps [rsp + nb114_fizM], xmm4 mov rax, [rsp + nb114_jindex] mov ecx, [rax + rsi*4] ;# jindex[n] mov edx, [rax + rsi*4 + 4] ;# jindex[n+1] sub edx, ecx ;# number of innerloop atoms mov rsi, [rbp + nb114_pos] mov rdi, [rbp + nb114_faction] mov rax, [rsp + nb114_jjnr] shl ecx, 2 add rax, rcx mov [rsp + nb114_innerjjnr], rax ;# pointer to jjnr[nj0] mov ecx, edx sub edx, 4 add ecx, [rsp + nb114_ninner] mov [rsp + nb114_ninner], ecx add edx, 0 mov [rsp + nb114_innerk], edx ;# number of innerloop atoms jge .nb114_unroll_loop jmp .nb114_single_check.nb114_unroll_loop: ;# quad-unroll innerloop here mov rdx, [rsp + nb114_innerjjnr] ;# pointer to jjnr[k] mov eax, [rdx] mov ebx, [rdx + 4] mov ecx, [rdx + 8] mov edx, [rdx + 12] ;# eax-edx=jnr1-4 ⌨️ 快捷键说明
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