nb_kernel310_ia32_sse.intel_syntax.s
来自「最著名最快的分子模拟软件」· S 代码 · 共 1,851 行 · 第 1/4 页
S
1,851 行
movaps xmm6, [esp + nb310nf_iz] ;# calc dr subps xmm4, xmm0 subps xmm5, xmm1 subps xmm6, xmm2 ;# square it mulps xmm4,xmm4 mulps xmm5,xmm5 mulps xmm6,xmm6 addps xmm4, xmm5 addps xmm4, xmm6 ;# rsq in xmm4 rsqrtps xmm5, xmm4 ;# lookup seed in xmm5 movaps xmm2, xmm5 mulps xmm5, xmm5 movaps xmm1, [esp + nb310nf_three] mulps xmm5, xmm4 ;# rsq*lu*lu movaps xmm0, [esp + nb310nf_half] subps xmm1, xmm5 ;# constant 30-rsq*lu*lu mulps xmm1, xmm2 mulps xmm0, xmm1 ;# xmm0=rinv mulps xmm4, xmm0 ;# xmm4=r mulps xmm4, [esp + nb310nf_tsc] movhlps xmm5, xmm4 cvttps2pi mm6, xmm4 cvttps2pi mm7, xmm5 ;# mm6/mm7 contain lu indices cvtpi2ps xmm6, mm6 cvtpi2ps xmm5, mm7 movlhps xmm6, xmm5 subps xmm4, xmm6 movaps xmm1, xmm4 ;# xmm1=eps movaps xmm2, xmm1 mulps xmm2, xmm2 ;# xmm2=eps2 pslld mm6, 2 pslld mm7, 2 movd mm0, eax movd mm1, ebx movd mm2, ecx movd mm3, edx mov esi, [ebp + nb310nf_VFtab] movd eax, mm6 psrlq mm6, 32 movd ecx, mm7 psrlq mm7, 32 movd ebx, mm6 movd edx, mm7 movlps xmm5, [esi + eax*4] movlps xmm7, [esi + ecx*4] movhps xmm5, [esi + ebx*4] movhps xmm7, [esi + edx*4] ;# got half coulomb table movaps xmm4, xmm5 shufps xmm4, xmm7, 136 ;# constant 10001000 shufps xmm5, xmm7, 221 ;# constant 11011101 movlps xmm7, [esi + eax*4 + 8] movlps xmm3, [esi + ecx*4 + 8] movhps xmm7, [esi + ebx*4 + 8] movhps xmm3, [esi + edx*4 + 8] ;# other half of coulomb table movaps xmm6, xmm7 shufps xmm6, xmm3, 136 ;# constant 10001000 shufps xmm7, xmm3, 221 ;# constant 11011101 ;# coulomb table ready, in xmm4-xmm7 mulps xmm6, xmm1 ;# xmm6=Geps mulps xmm7, xmm2 ;# xmm7=Heps2 addps xmm5, xmm6 addps xmm5, xmm7 ;# xmm5=Fp movaps xmm3, [esp + nb310nf_qq] mulps xmm5, xmm1 ;# xmm5=eps*Fp addps xmm5, xmm4 ;# xmm5=VV mulps xmm5, xmm3 ;# vcoul=qq*VV ;# L-J movaps xmm4, xmm0 mulps xmm4, xmm0 ;# xmm4=rinvsq ;# at this point mm5 contains vcoul ;# increment vcoul - then we can get rid of mm5 ;# update vctot addps xmm5, [esp + nb310nf_vctot] movaps xmm6, xmm4 mulps xmm6, xmm4 movaps [esp + nb310nf_vctot], xmm5 mulps xmm6, xmm4 ;# xmm6=rinvsix movaps xmm4, xmm6 mulps xmm4, xmm4 ;# xmm4=rinvtwelve mulps xmm6, [esp + nb310nf_c6] mulps xmm4, [esp + nb310nf_c12] movaps xmm7, [esp + nb310nf_Vvdwtot] addps xmm7, xmm4 subps xmm7, xmm6 movaps [esp + nb310nf_Vvdwtot], xmm7 ;# should we do one more iteration? sub dword ptr [esp + nb310nf_innerk], 4 jl .nb310nf_finish_inner jmp .nb310nf_unroll_loop.nb310nf_finish_inner: ;# check if at least two particles remain add dword ptr [esp + nb310nf_innerk], 4 mov edx, [esp + nb310nf_innerk] and edx, 2 jnz .nb310nf_dopair jmp .nb310nf_checksingle.nb310nf_dopair: mov esi, [ebp + nb310nf_charge] mov ecx, [esp + nb310nf_innerjjnr] mov eax, [ecx] mov ebx, [ecx + 4] add dword ptr [esp + nb310nf_innerjjnr], 8 xorps xmm7, xmm7 movss xmm3, [esi + eax*4] movss xmm6, [esi + ebx*4] shufps xmm3, xmm6, 0 shufps xmm3, xmm3, 8 ;# constant 00001000 ;# xmm3(0,1) has the charges mulps xmm3, [esp + nb310nf_iq] movlhps xmm3, xmm7 movaps [esp + nb310nf_qq], xmm3 mov esi, [ebp + nb310nf_type] mov ecx, eax mov edx, ebx mov ecx, [esi + ecx*4] mov edx, [esi + edx*4] mov esi, [ebp + nb310nf_vdwparam] shl ecx, 1 shl edx, 1 mov edi, [esp + nb310nf_ntia] add ecx, edi add edx, edi movlps xmm6, [esi + ecx*4] movhps xmm6, [esi + edx*4] mov edi, [ebp + nb310nf_pos] movaps xmm4, xmm6 shufps xmm4, xmm4, 8 ;# constant 00001000 shufps xmm6, xmm6, 13 ;# constant 00001101 movlhps xmm4, xmm7 movlhps xmm6, xmm7 movaps [esp + nb310nf_c6], xmm4 movaps [esp + nb310nf_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] 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 ;# move ix-iz to xmm4-xmm6 xorps xmm7, xmm7 movaps xmm4, [esp + nb310nf_ix] movaps xmm5, [esp + nb310nf_iy] movaps xmm6, [esp + nb310nf_iz] ;# calc dr subps xmm4, xmm0 subps xmm5, xmm1 subps xmm6, xmm2 ;# square it mulps xmm4,xmm4 mulps xmm5,xmm5 mulps xmm6,xmm6 addps xmm4, xmm5 addps xmm4, xmm6 ;# rsq in xmm4 rsqrtps xmm5, xmm4 ;# lookup seed in xmm5 movaps xmm2, xmm5 mulps xmm5, xmm5 movaps xmm1, [esp + nb310nf_three] mulps xmm5, xmm4 ;# rsq*lu*lu movaps xmm0, [esp + nb310nf_half] subps xmm1, xmm5 ;# constant 30-rsq*lu*lu mulps xmm1, xmm2 mulps xmm0, xmm1 ;# xmm0=rinv mulps xmm4, xmm0 ;# xmm4=r mulps xmm4, [esp + nb310nf_tsc] cvttps2pi mm6, xmm4 ;# mm6 contain lu indices cvtpi2ps xmm6, mm6 subps xmm4, xmm6 movaps xmm1, xmm4 ;# xmm1=eps movaps xmm2, xmm1 mulps xmm2, xmm2 ;# xmm2=eps2 pslld mm6, 2 mov esi, [ebp + nb310nf_VFtab] movd ecx, mm6 psrlq mm6, 32 movd edx, mm6 movlps xmm5, [esi + ecx*4] movhps xmm5, [esi + edx*4] ;# got half coulomb table movaps xmm4, xmm5 shufps xmm4, xmm4, 136 ;# constant 10001000 shufps xmm5, xmm7, 221 ;# constant 11011101 movlps xmm7, [esi + ecx*4 + 8] movhps xmm7, [esi + edx*4 + 8] movaps xmm6, xmm7 shufps xmm6, xmm6, 136 ;# constant 10001000 shufps xmm7, xmm7, 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 movaps xmm3, [esp + nb310nf_qq] mulps xmm5, xmm1 ;# xmm5=eps*Fp addps xmm5, xmm4 ;# xmm5=VV mulps xmm5, xmm3 ;# vcoul=qq*VV ;# L-J movaps xmm4, xmm0 mulps xmm4, xmm0 ;# xmm4=rinvsq ;# at this point mm5 contains vcoul ;# increment vcoul - then we can get rid of mm5 ;# update vctot addps xmm5, [esp + nb310nf_vctot] movaps xmm6, xmm4 mulps xmm6, xmm4 movaps [esp + nb310nf_vctot], xmm5 mulps xmm6, xmm4 ;# xmm6=rinvsix movaps xmm4, xmm6 mulps xmm4, xmm4 ;# xmm4=rinvtwelve mulps xmm6, [esp + nb310nf_c6] mulps xmm4, [esp + nb310nf_c12] movaps xmm7, [esp + nb310nf_Vvdwtot] addps xmm7, xmm4 subps xmm7, xmm6 movaps [esp + nb310nf_Vvdwtot], xmm7.nb310nf_checksingle: mov edx, [esp + nb310nf_innerk] and edx, 1 jnz .nb310nf_dosingle jmp .nb310nf_updateouterdata.nb310nf_dosingle: mov esi, [ebp + nb310nf_charge] mov edi, [ebp + nb310nf_pos] mov ecx, [esp + nb310nf_innerjjnr] mov eax, [ecx] xorps xmm6, xmm6 movss xmm6, [esi + eax*4] ;# xmm6(0) has the charge mulps xmm6, [esp + nb310nf_iq] movaps [esp + nb310nf_qq], xmm6 mov esi, [ebp + nb310nf_type] mov ecx, eax mov ecx, [esi + ecx*4] mov esi, [ebp + nb310nf_vdwparam] shl ecx, 1 add ecx, [esp + nb310nf_ntia] movlps xmm6, [esi + ecx*4] movaps xmm4, xmm6 shufps xmm4, xmm4, 252 ;# constant 11111100 shufps xmm6, xmm6, 253 ;# constant 11111101 movaps [esp + nb310nf_c6], xmm4 movaps [esp + nb310nf_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] movaps xmm4, [esp + nb310nf_ix] movaps xmm5, [esp + nb310nf_iy] movaps xmm6, [esp + nb310nf_iz] ;# calc dr subps xmm4, xmm0 subps xmm5, xmm1 subps xmm6, xmm2 ;# square it mulps xmm4,xmm4 mulps xmm5,xmm5 mulps xmm6,xmm6 addps xmm4, xmm5 addps xmm4, xmm6 ;# rsq in xmm4 rsqrtps xmm5, xmm4 ;# lookup seed in xmm5 movaps xmm2, xmm5 mulps xmm5, xmm5 movaps xmm1, [esp + nb310nf_three] mulps xmm5, xmm4 ;# rsq*lu*lu movaps xmm0, [esp + nb310nf_half] subps xmm1, xmm5 ;# constant 30-rsq*lu*lu mulps xmm1, xmm2 mulps xmm0, xmm1 ;# xmm0=rinv mulps xmm4, xmm0 ;# xmm4=r mulps xmm4, [esp + nb310nf_tsc] cvttps2pi mm6, xmm4 ;# mm6 contain lu indices cvtpi2ps xmm6, mm6 subps xmm4, xmm6 movaps xmm1, xmm4 ;# xmm1=eps movaps xmm2, xmm1 mulps xmm2, xmm2 ;# xmm2=eps2 pslld mm6, 2 mov esi, [ebp + nb310nf_VFtab] movd ebx, mm6 movlps xmm4, [esi + ebx*4] movlps xmm6, [esi + ebx*4 + 8] movaps xmm5, xmm4 movaps xmm7, xmm6 shufps xmm5, xmm5, 1 shufps xmm7, xmm7, 1 ;# table ready in xmm4-xmm7 mulps xmm6, xmm1 ;# xmm6=Geps mulps xmm7, xmm2 ;# xmm7=Heps2 addps xmm5, xmm6 addps xmm5, xmm7 ;# xmm5=Fp movaps xmm3, [esp + nb310nf_qq] mulps xmm5, xmm1 ;# xmm5=eps*Fp addps xmm5, xmm4 ;# xmm5=VV mulps xmm5, xmm3 ;# vcoul=qq*VV ;# L-J movaps xmm4, xmm0 mulps xmm4, xmm0 ;# xmm4=rinvsq ;# at this point mm5 contains vcoul ;# increment vcoul - then we can get rid of mm5 ;# update vctot addss xmm5, [esp + nb310nf_vctot] movaps xmm6, xmm4 mulps xmm6, xmm4 movss [esp + nb310nf_vctot], xmm5 mulps xmm6, xmm4 ;# xmm6=rinvsix movaps xmm4, xmm6 mulps xmm4, xmm4 ;# xmm4=rinvtwelve mulps xmm6, [esp + nb310nf_c6] mulps xmm4, [esp + nb310nf_c12] movss xmm7, [esp + nb310nf_Vvdwtot] addps xmm7, xmm4 subps xmm7, xmm6 movss [esp + nb310nf_Vvdwtot], xmm7.nb310nf_updateouterdata: ;# get n from stack mov esi, [esp + nb310nf_n] ;# get group index for i particle mov edx, [ebp + nb310nf_gid] ;# base of gid[] mov edx, [edx + esi*4] ;# ggid=gid[n] ;# accumulate total potential energy and update it movaps xmm7, [esp + nb310nf_vctot] ;# accumulate movhlps xmm6, xmm7 addps xmm7, xmm6 ;# pos 0-1 in xmm7 have the sum now movaps xmm6, xmm7 shufps xmm6, xmm6, 1 addss xmm7, xmm6 ;# add earlier value from mem mov eax, [ebp + nb310nf_Vc] addss xmm7, [eax + edx*4] ;# move back to mem movss [eax + edx*4], xmm7 ;# accumulate total lj energy and update it movaps xmm7, [esp + nb310nf_Vvdwtot] ;# accumulate movhlps xmm6, xmm7 addps xmm7, xmm6 ;# pos 0-1 in xmm7 have the sum now movaps xmm6, xmm7 shufps xmm6, xmm6, 1 addss xmm7, xmm6 ;# add earlier value from mem mov eax, [ebp + nb310nf_Vvdw] addss xmm7, [eax + edx*4] ;# move back to mem movss [eax + edx*4], xmm7 ;# finish if last mov ecx, [esp + nb310nf_nn1] ;# esi already loaded with n inc esi sub ecx, esi jecxz .nb310nf_outerend ;# not last, iterate outer loop once more! mov [esp + nb310nf_n], esi jmp .nb310nf_outer.nb310nf_outerend: ;# check if more outer neighborlists remain mov ecx, [esp + nb310nf_nri] ;# esi already loaded with n above sub ecx, esi jecxz .nb310nf_end ;# non-zero, do one more workunit jmp .nb310nf_threadloop.nb310nf_end: emms mov eax, [esp + nb310nf_nouter] mov ebx, [esp + nb310nf_ninner] mov ecx, [ebp + nb310nf_outeriter] mov edx, [ebp + nb310nf_inneriter] mov [ecx], eax mov [edx], ebx mov eax, [esp + nb310nf_salign] add esp, eax add esp, 244 pop edi pop esi pop edx pop ecx pop ebx pop eax leave ret
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