nb_kernel130_ia32_sse.intel_syntax.s
来自「最著名最快的分子模拟软件」· S 代码 · 共 2,015 行 · 第 1/4 页
S
2,015 行
addps xmm7, xmm5 ;# xmm7=FF mulps xmm5, xmm1 ;# xmm5=eps*Fp addps xmm5, xmm4 ;# xmm5=VV movaps xmm4, [esp + nb130_c12] mulps xmm7, xmm4 ;# fijR mulps xmm5, xmm4 ;# Vvdw12 movaps xmm3, [esp + nb130_fstmp] mulps xmm7, [esp + nb130_tsc] subps xmm3, xmm7 addps xmm5, [esp + nb130_Vvdwtot] movaps [esp + nb130_Vvdwtot], xmm5 xorps xmm4, xmm4 mulps xmm3, xmm0 movd eax, mm0 movd ebx, mm1 movd ecx, mm2 movd edx, mm3 movaps xmm0, [esp + nb130_dx] movaps xmm1, [esp + nb130_dy] movaps xmm2, [esp + nb130_dz] mov edi, [ebp + nb130_faction] mulps xmm0, xmm3 mulps xmm1, xmm3 mulps xmm2, xmm3 ;# xmm0-xmm2 contains tx-tz (partial force) ;# now update f_i movaps xmm3, [esp + nb130_fix] movaps xmm4, [esp + nb130_fiy] movaps xmm5, [esp + nb130_fiz] addps xmm3, xmm0 addps xmm4, xmm1 addps xmm5, xmm2 movaps [esp + nb130_fix], xmm3 movaps [esp + nb130_fiy], xmm4 movaps [esp + nb130_fiz], xmm5 ;# the fj's - start by accumulating x & y forces from memory movlps xmm4, [edi + eax*4] movlps xmm6, [edi + ecx*4] movhps xmm4, [edi + ebx*4] movhps xmm6, [edi + edx*4] movaps xmm3, xmm4 shufps xmm3, xmm6, 136 ;# constant 10001000 shufps xmm4, xmm6, 221 ;# constant 11011101 ;# now xmm3-xmm5 contains fjx, fjy, fjz subps xmm3, xmm0 subps xmm4, xmm1 ;# unpack them back so we can store them - first x & y in xmm3/xmm4 movaps xmm6, xmm3 unpcklps xmm6, xmm4 unpckhps xmm3, xmm4 ;# xmm6(l)=x & y for j1, (h) for j2 ;# xmm3(l)=x & y for j3, (h) for j4 movlps [edi + eax*4], xmm6 movlps [edi + ecx*4], xmm3 movhps [edi + ebx*4], xmm6 movhps [edi + edx*4], xmm3 ;# and the z forces movss xmm4, [edi + eax*4 + 8] movss xmm5, [edi + ebx*4 + 8] movss xmm6, [edi + ecx*4 + 8] movss xmm7, [edi + edx*4 + 8] subss xmm4, xmm2 shufps xmm2, xmm2, 229 ;# constant 11100101 subss xmm5, xmm2 shufps xmm2, xmm2, 234 ;# constant 11101010 subss xmm6, xmm2 shufps xmm2, xmm2, 255 ;# constant 11111111 subss xmm7, xmm2 movss [edi + eax*4 + 8], xmm4 movss [edi + ebx*4 + 8], xmm5 movss [edi + ecx*4 + 8], xmm6 movss [edi + edx*4 + 8], xmm7 ;# should we do one more iteration? sub dword ptr [esp + nb130_innerk], 4 jl .nb130_finish_inner jmp .nb130_unroll_loop.nb130_finish_inner: ;# check if at least two particles remain add dword ptr [esp + nb130_innerk], 4 mov edx, [esp + nb130_innerk] and edx, 2 jnz .nb130_dopair jmp .nb130_checksingle.nb130_dopair: mov esi, [ebp + nb130_charge] mov ecx, [esp + nb130_innerjjnr] mov eax, [ecx] mov ebx, [ecx + 4] add dword ptr [esp + nb130_innerjjnr], 8 xorps xmm3, xmm3 movss xmm3, [esi + eax*4] movss xmm6, [esi + ebx*4] shufps xmm3, xmm6, 12 ;# constant 00001100 shufps xmm3, xmm3, 88 ;# constant 01011000 ;# xmm3(0,1) has the charges mov esi, [ebp + nb130_type] mov ecx, eax mov edx, ebx mov ecx, [esi + ecx*4] mov edx, [esi + edx*4] mov esi, [ebp + nb130_vdwparam] shl ecx, 1 shl edx, 1 mov edi, [esp + nb130_ntia] add ecx, edi add edx, edi movlps xmm6, [esi + ecx*4] movhps xmm6, [esi + edx*4] mov edi, [ebp + nb130_pos] xorps xmm7,xmm7 movaps xmm4, xmm6 shufps xmm4, xmm4, 8 ;# constant 00001000 shufps xmm6, xmm6, 13 ;# constant 00001101 movlhps xmm4, xmm7 movlhps xmm6, xmm7 movaps [esp + nb130_c6], xmm4 movaps [esp + nb130_c12], xmm6 lea eax, [eax + eax*2] lea ebx, [ebx + ebx*2] ;# move coordinates to xmm0-xmm2 movlps xmm1, [edi + eax*4] movss xmm2, [edi + eax*4 + 8] movhps xmm1, [edi + ebx*4] movss xmm0, [edi + ebx*4 + 8] mulps xmm3, [esp + nb130_iq] movlhps xmm3, xmm7 shufps xmm2, xmm0, 0 movaps xmm0, xmm1 shufps xmm2, xmm2, 136 ;# constant 10001000 shufps xmm0, xmm0, 136 ;# constant 10001000 shufps xmm1, xmm1, 221 ;# constant 11011101 mov edi, [ebp + nb130_faction] ;# move ix-iz to xmm4-xmm6 xorps xmm7, xmm7 movaps xmm4, [esp + nb130_ix] movaps xmm5, [esp + nb130_iy] movaps xmm6, [esp + nb130_iz] ;# calc dr subps xmm4, xmm0 subps xmm5, xmm1 subps xmm6, xmm2 ;# store dr movaps [esp + nb130_dx], xmm4 movaps [esp + nb130_dy], xmm5 movaps [esp + nb130_dz], xmm6 ;# square it mulps xmm4,xmm4 mulps xmm5,xmm5 mulps xmm6,xmm6 addps xmm4, xmm5 addps xmm4, xmm6 ;# rsq in xmm4 movaps xmm7, [esp + nb130_krf] rsqrtps xmm5, xmm4 ;# lookup seed in xmm5 movaps xmm2, xmm5 mulps xmm5, xmm5 movaps xmm1, [esp + nb130_three] mulps xmm5, xmm4 ;# rsq*lu*lu movaps xmm0, [esp + nb130_half] mulps xmm7, xmm4 ;# xmm7=krsq subps xmm1, xmm5 ;# constant 30-rsq*lu*lu mulps xmm1, xmm2 mulps xmm0, xmm1 ;# xmm0=rinv movaps xmm1, xmm0 movaps xmm2, xmm0 mulps xmm3, xmm0 ;# vcoul mulps xmm2, xmm3 ;# vcoul*rinv addps xmm3, [esp + nb130_vctot] movaps [esp + nb130_vctot], xmm3 movaps [esp + nb130_fstmp], xmm2 ;# LJ table mulps xmm4, xmm1 ;# r mulps xmm4, [esp + nb130_tsc] ;# rtab movaps xmm0, xmm1 ;# copy of rinv cvttps2pi mm6, xmm4 cvtpi2ps xmm6, mm6 subps xmm4, xmm6 movaps xmm1, xmm4 ;# xmm1=eps movaps xmm2, xmm1 mulps xmm2, xmm2 ;# xmm2=eps2 pslld mm6, 3 movd mm0, eax movd mm1, ebx mov esi, [ebp + nb130_VFtab] movd eax, mm6 psrlq mm6, 32 movd ebx, mm6 ;# dispersion movlps xmm5, [esi + eax*4] movhps xmm5, [esi + ebx*4] movaps xmm4, xmm5 shufps xmm4, xmm7, 136 ;# constant 10001000 shufps xmm5, xmm7, 221 ;# constant 11011101 movlps xmm7, [esi + eax*4 + 8] movhps xmm7, [esi + ebx*4 + 8] movaps xmm6, xmm7 shufps xmm6, xmm3, 136 ;# constant 10001000 shufps xmm7, xmm3, 221 ;# constant 11011101 ;# dispersion table ready, in xmm4-xmm7 mulps xmm6, xmm1 ;# xmm6=Geps mulps xmm7, xmm2 ;# xmm7=Heps2 addps xmm5, xmm6 addps xmm5, xmm7 ;# xmm5=Fp mulps xmm7, [esp + nb130_two] ;# two*Heps2 addps xmm7, xmm6 addps xmm7, xmm5 ;# xmm7=FF mulps xmm5, xmm1 ;# xmm5=eps*Fp addps xmm5, xmm4 ;# xmm5=VV movaps xmm4, [esp + nb130_c6] mulps xmm7, xmm4 ;# fijD mulps xmm5, xmm4 ;# Vvdw6 movaps xmm3, [esp + nb130_fstmp] mulps xmm7, [esp + nb130_tsc] subps xmm3, xmm7 ;# put scalar force on stack Update Vvdwtot directly addps xmm5, [esp + nb130_Vvdwtot] movaps [esp + nb130_fstmp], xmm3 movaps [esp + nb130_Vvdwtot], xmm5 ;# repulsion movlps xmm5, [esi + eax*4 + 16] movhps xmm5, [esi + ebx*4 + 16] movaps xmm4, xmm5 shufps xmm4, xmm7, 136 ;# constant 10001000 shufps xmm5, xmm7, 221 ;# constant 11011101 movlps xmm7, [esi + eax*4 + 24] movhps xmm7, [esi + ebx*4 + 24] movaps xmm6, xmm7 shufps xmm6, xmm3, 136 ;# constant 10001000 shufps xmm7, xmm3, 221 ;# constant 11011101 ;# table ready, in xmm4-xmm7 mulps xmm6, xmm1 ;# xmm6=Geps mulps xmm7, xmm2 ;# xmm7=Heps2 addps xmm5, xmm6 addps xmm5, xmm7 ;# xmm5=Fp mulps xmm7, [esp + nb130_two] ;# two*Heps2 addps xmm7, xmm6 addps xmm7, xmm5 ;# xmm7=FF mulps xmm5, xmm1 ;# xmm5=eps*Fp addps xmm5, xmm4 ;# xmm5=VV movaps xmm4, [esp + nb130_c12] mulps xmm7, xmm4 ;# fijR mulps xmm5, xmm4 ;# Vvdw12 movaps xmm3, [esp + nb130_fstmp] mulps xmm7, [esp + nb130_tsc] subps xmm3, xmm7 addps xmm5, [esp + nb130_Vvdwtot] movaps [esp + nb130_Vvdwtot], xmm5 xorps xmm4, xmm4 mulps xmm3, xmm0 movd eax, mm0 movd ebx, mm1 movaps xmm0, [esp + nb130_dx] movaps xmm1, [esp + nb130_dy] movaps xmm2, [esp + nb130_dz] mulps xmm0, xmm3 mulps xmm1, xmm3 mulps xmm2, xmm3 ;# xmm0-xmm2 contains tx-tz (partial force) ;# now update f_i movaps xmm3, [esp + nb130_fix] movaps xmm4, [esp + nb130_fiy] movaps xmm5, [esp + nb130_fiz] addps xmm3, xmm0 addps xmm4, xmm1 addps xmm5, xmm2 movaps [esp + nb130_fix], xmm3 movaps [esp + nb130_fiy], xmm4 movaps [esp + nb130_fiz], xmm5 ;# update the fj's movss xmm3, [edi + eax*4] movss xmm4, [edi + eax*4 + 4] movss xmm5, [edi + eax*4 + 8] subss xmm3, xmm0 subss xmm4, xmm1 subss xmm5, xmm2 movss [edi + eax*4], xmm3 movss [edi + eax*4 + 4], xmm4 movss [edi + eax*4 + 8], xmm5 shufps xmm0, xmm0, 225 ;# constant 11100001 shufps xmm1, xmm1, 225 ;# constant 11100001 shufps xmm2, xmm2, 225 ;# constant 11100001 movss xmm3, [edi + ebx*4] movss xmm4, [edi + ebx*4 + 4] movss xmm5, [edi + ebx*4 + 8] subss xmm3, xmm0 subss xmm4, xmm1 subss xmm5, xmm2 movss [edi + ebx*4], xmm3 movss [edi + ebx*4 + 4], xmm4 movss [edi + ebx*4 + 8], xmm5 .nb130_checksingle: mov edx, [esp + nb130_innerk] and edx, 1 jnz .nb130_dosingle jmp .nb130_updateouterdata.nb130_dosingle: mov esi, [ebp + nb130_charge] mov edi, [ebp + nb130_pos] mov ecx, [esp + nb130_innerjjnr] xorps xmm3, xmm3 mov eax, [ecx] movss xmm3, [esi + eax*4] ;# xmm3(0) has the charge mov esi, [ebp + nb130_type] mov ecx, eax mov ecx, [esi + ecx*4] mov esi, [ebp + nb130_vdwparam] shl ecx, 1 add ecx, [esp + nb130_ntia] xorps xmm6, xmm6 movlps xmm6, [esi + ecx*4] movaps xmm4, xmm6 shufps xmm4, xmm4, 252 ;# constant 11111100 shufps xmm6, xmm6, 253 ;# constant 11111101 movaps [esp + nb130_c6], xmm4 movaps [esp + nb130_c12], xmm6 lea eax, [eax + eax*2] ;# move coordinates to xmm0-xmm2 movss xmm0, [edi + eax*4] movss xmm1, [edi + eax*4 + 4] movss xmm2, [edi + eax*4 + 8] mulps xmm3, [esp + nb130_iq] xorps xmm7, xmm7 movaps xmm4, [esp + nb130_ix] movaps xmm5, [esp + nb130_iy] movaps xmm6, [esp + nb130_iz] ;# calc dr subps xmm4, xmm0 subps xmm5, xmm1 subps xmm6, xmm2 ;# store dr movaps [esp + nb130_dx], xmm4 movaps [esp + nb130_dy], xmm5 movaps [esp + nb130_dz], xmm6 ;# square it mulps xmm4,xmm4 mulps xmm5,xmm5 mulps xmm6,xmm6 addps xmm4, xmm5 addps xmm4, xmm6 ;# rsq in xmm4 movss xmm7, [esp + nb130_krf] rsqrtss xmm5, xmm4 ;# lookup seed in xmm5 movss xmm2, xmm5 mulss xmm5, xmm5 movss xmm1, [esp + nb130_three] mulss xmm5, xmm4 ;# rsq*lu*lu movss xmm0, [esp + nb130_half] mulss xmm7, xmm4 ;# xmm7=krsq subss xmm1, xmm5 ;# constant 30-rsq*lu*lu mulss xmm1, xmm2 mulss xmm0, xmm1 ;# xmm0=rinv movss xmm1, xmm0 movss xmm2, xmm0 mulss xmm3, xmm0 ;# vcoul mulss xmm2, xmm3 ;# vcoul*rinv addss xmm3, [esp + nb130_vctot] movss [esp + nb130_vctot], xmm3 movss [esp + nb130_fstmp], xmm2 ;# LJ table mulss xmm4, xmm1 ;# r mulss xmm4, [esp + nb130_tsc] ;# rtab movaps xmm0, xmm1 ;# copy of rinv cvttps2pi mm6, xmm4 cvtpi2ps xmm6, mm6 subss xmm4, xmm6 movss xmm1, xmm4 ;# xmm1=eps movss xmm2, xmm1 mulss xmm2, xmm2 ;# xmm2=eps2 pslld mm6, 3 movd mm0, eax mov esi, [ebp + nb130_VFtab] movd eax, mm6 ;# dispersion movlps xmm5, [esi + eax*4] movaps xmm4, xmm5 shufps xmm4, xmm7, 136 ;# constant 10001000 shufps xmm5, xmm7, 221 ;# constant 11011101 movlps xmm7, [esi + eax*4 + 8] movaps xmm6, xmm7 shufps xmm6, xmm3, 136 ;# constant 10001000 shufps xmm7, xmm3, 221 ;# constant 11011101 ;# dispersion table ready, in xmm4-xmm7 mulss xmm6, xmm1 ;# xmm6=Geps mulss xmm7, xmm2 ;# xmm7=Heps2 addss xmm5, xmm6 addss xmm5, xmm7 ;# xmm5=Fp mulss xmm7, [esp + nb130_two] ;# two*Heps2 addss xmm7, xmm6 addss xmm7, xmm5 ;# xmm7=FF mulss xmm5, xmm1 ;# xmm5=eps*Fp addss xmm5, xmm4 ;# xmm5=VV movss xmm4, [esp + nb130_c6] mulss xmm7, xmm4 ;# fijD mulss xmm5, xmm4 ;# Vvdw6 movss xmm3, [esp + nb130_fstmp] mulss xmm7, [esp + nb130_tsc] subss xmm3, xmm7 ;# put scalar force on stack Update Vvdwtot directly addss xmm5, [esp + nb130_Vvdwtot] movss [esp + nb130_fstmp], xmm3 movss [esp + nb130_Vvdwtot], xmm5 ;# repulsion movlps xmm5, [esi + eax*4 + 16] movaps xmm4, xmm5 shufps xmm4, xmm7, 136 ;# constant 10001000 shufps xmm5, xmm7, 221 ;# constant 11011101 movlps xmm7, [esi + eax*4 + 24] movaps xmm6, xmm7 shufps xmm6, xmm3, 136 ;# constant 10001000 shufps xmm7, xmm3, 221 ;# constant 11011101 ;# table ready, in xmm4-xmm7 mulss xmm6, xmm1 ;# xmm6=Geps mulss xmm7, xmm2 ;# xmm7=Heps2 addss xmm5, xmm6 addss xmm5, xmm7 ;# xmm5=Fp mulss xmm7, [esp + nb130_two] ;# two*Heps2 addss xmm7, xmm6 addss xmm7, xmm5 ;# xmm7=FF mulss xmm5, xmm1 ;# xmm5=eps*Fp addss xmm5, xmm4 ;# xmm5=VV movss xmm4, [esp + nb130_c12] mulss xmm7, xmm4 ;# fijR mulss xmm5, xmm4 ;# Vvdw12 movss xmm3, [esp + nb130_fstmp] mulss xmm7, [esp + nb130_tsc] subss xmm3, xmm7⌨️ 快捷键说明
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