nb_kernel112_x86_64_sse.intel_syntax.s

来自「最著名最快的分子模拟软件」· S 代码 · 共 2,220 行 · 第 1/5 页

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	movhlps xmm5, xmm2	addps  xmm0, xmm3	addps  xmm1, xmm4	addps  xmm2, xmm5 ;# sum is in 1/2 in xmm0-xmm2 	movaps xmm3, xmm0		movaps xmm4, xmm1		movaps xmm5, xmm2		shufps xmm3, xmm3, 1	shufps xmm4, xmm4, 1	shufps xmm5, xmm5, 1	addss  xmm0, xmm3	addss  xmm1, xmm4	addss  xmm2, xmm5	;# xmm0-xmm2 has single force in pos0 	;# increment i force 	movss  xmm3, [rdi + rcx*4]	movss  xmm4, [rdi + rcx*4 + 4]	movss  xmm5, [rdi + rcx*4 + 8]	subss  xmm3, xmm0	subss  xmm4, xmm1	subss  xmm5, xmm2	movss  [rdi + rcx*4],     xmm3	movss  [rdi + rcx*4 + 4], xmm4	movss  [rdi + rcx*4 + 8], xmm5	;# accumulate force in xmm6/xmm7 for fshift 	movaps xmm6, xmm0	movss xmm7, xmm2	movlhps xmm6, xmm1	shufps  xmm6, xmm6, 8 ;# 00001000		;# accumulate H1i forces in xmm0, xmm1, xmm2 	movaps xmm0, [rsp + nb112_fixH1]	movaps xmm1, [rsp + nb112_fiyH1]	movaps xmm2, [rsp + nb112_fizH1]	movhlps xmm3, xmm0	movhlps xmm4, xmm1	movhlps xmm5, xmm2	addps  xmm0, xmm3	addps  xmm1, xmm4	addps  xmm2, xmm5 ;# sum is in 1/2 in xmm0-xmm2 	movaps xmm3, xmm0		movaps xmm4, xmm1		movaps xmm5, xmm2		shufps xmm3, xmm3, 1	shufps xmm4, xmm4, 1	shufps xmm5, xmm5, 1	addss  xmm0, xmm3	addss  xmm1, xmm4	addss  xmm2, xmm5	;# xmm0-xmm2 has single force in pos0 	;# increment i force 	movss  xmm3, [rdi + rcx*4 + 12]	movss  xmm4, [rdi + rcx*4 + 16]	movss  xmm5, [rdi + rcx*4 + 20]	subss  xmm3, xmm0	subss  xmm4, xmm1	subss  xmm5, xmm2	movss  [rdi + rcx*4 + 12], xmm3	movss  [rdi + rcx*4 + 16], xmm4	movss  [rdi + rcx*4 + 20], xmm5	;# accumulate force in xmm6/xmm7 for fshift 	addss xmm7, xmm2	movlhps xmm0, xmm1	shufps  xmm0, xmm0, 8 ;# 00001000		addps   xmm6, xmm0	;# accumulate H2i forces in xmm0, xmm1, xmm2 	movaps xmm0, [rsp + nb112_fixH2]	movaps xmm1, [rsp + nb112_fiyH2]	movaps xmm2, [rsp + nb112_fizH2]	movhlps xmm3, xmm0	movhlps xmm4, xmm1	movhlps xmm5, xmm2	addps  xmm0, xmm3	addps  xmm1, xmm4	addps  xmm2, xmm5 ;# sum is in 1/2 in xmm0-xmm2 	movaps xmm3, xmm0		movaps xmm4, xmm1		movaps xmm5, xmm2		shufps xmm3, xmm3, 1	shufps xmm4, xmm4, 1	shufps xmm5, xmm5, 1	addss  xmm0, xmm3	addss  xmm1, xmm4	addss  xmm2, xmm5	;# xmm0-xmm2 has single force in pos0 	;# increment i force 	movss  xmm3, [rdi + rcx*4 + 24]	movss  xmm4, [rdi + rcx*4 + 28]	movss  xmm5, [rdi + rcx*4 + 32]	subss  xmm3, xmm0	subss  xmm4, xmm1	subss  xmm5, xmm2	movss  [rdi + rcx*4 + 24], xmm3	movss  [rdi + rcx*4 + 28], xmm4	movss  [rdi + rcx*4 + 32], xmm5	;# accumulate force in xmm6/xmm7 for fshift 	addss xmm7, xmm2	movlhps xmm0, xmm1	shufps  xmm0, xmm0, 8 ;# 00001000		addps   xmm6, xmm0	;# increment fshift force  	movlps  xmm3, [rsi + rdx*4]	movss  xmm4, [rsi + rdx*4 + 8]	subps  xmm3, xmm6	subss  xmm4, xmm7	movlps  [rsi + rdx*4],    xmm3	movss  [rsi + rdx*4 + 8], xmm4	;# get n from stack	mov esi, [rsp + nb112_n]        ;# get group index for i particle         mov   rdx, [rbp + nb112_gid]      	;# base of gid[]        mov   edx, [rdx + rsi*4]		;# ggid=gid[n]	;# accumulate total potential energy and update it 	movaps xmm7, [rsp + nb112_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   rax, [rbp + nb112_Vc]	addss xmm7, [rax + rdx*4] 	;# move back to mem 	movss [rax + rdx*4], xmm7 		;# accumulate total lj energy and update it 	movaps xmm7, [rsp + nb112_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   rax, [rbp + nb112_Vvdw]	addss xmm7, [rax + rdx*4] 	;# move back to mem 	movss [rax + rdx*4], xmm7 	        ;# finish if last         mov ecx, [rsp + nb112_nn1]	;# esi already loaded with n	inc esi        sub ecx, esi        jz .nb112_outerend        ;# not last, iterate outer loop once more!          mov [rsp + nb112_n], esi        jmp .nb112_outer.nb112_outerend:        ;# check if more outer neighborlists remain        mov   ecx, [rsp + nb112_nri]	;# esi already loaded with n above        sub   ecx, esi        jz .nb112_end        ;# non-zero, do one more workunit        jmp   .nb112_threadloop.nb112_end:	mov eax, [rsp + nb112_nouter]	mov ebx, [rsp + nb112_ninner]	mov rcx, [rbp + nb112_outeriter]	mov rdx, [rbp + nb112_inneriter]	mov [rcx], eax	mov [rdx], ebx	add rsp, 1592	emms	pop r15	pop r14	pop r13	pop r12	pop rbx	pop	rbp	ret	.globl nb_kernel112nf_x86_64_sse.globl _nb_kernel112nf_x86_64_ssenb_kernel112nf_x86_64_sse:	_nb_kernel112nf_x86_64_sse:	;#	Room for return address and rbp (16 bytes).equiv          nb112nf_fshift,         16.equiv          nb112nf_gid,            24.equiv          nb112nf_pos,            32.equiv          nb112nf_faction,        40.equiv          nb112nf_charge,         48.equiv          nb112nf_p_facel,        56.equiv          nb112nf_argkrf,         64.equiv          nb112nf_argcrf,         72.equiv          nb112nf_Vc,             80.equiv          nb112nf_type,           88.equiv          nb112nf_p_ntype,        96.equiv          nb112nf_vdwparam,       104.equiv          nb112nf_Vvdw,           112.equiv          nb112nf_p_tabscale,     120.equiv          nb112nf_VFtab,          128.equiv          nb112nf_invsqrta,       136.equiv          nb112nf_dvda,           144.equiv          nb112nf_p_gbtabscale,   152.equiv          nb112nf_GBtab,          160.equiv          nb112nf_p_nthreads,     168.equiv          nb112nf_count,          176.equiv          nb112nf_mtx,            184.equiv          nb112nf_outeriter,      192.equiv          nb112nf_inneriter,      200.equiv          nb112nf_work,           208	;# stack offsets for local variables  	;# bottom of stack is cache-aligned for sse use .equiv          nb112nf_ixO,            0.equiv          nb112nf_iyO,            16.equiv          nb112nf_izO,            32.equiv          nb112nf_ixH1,           48.equiv          nb112nf_iyH1,           64.equiv          nb112nf_izH1,           80.equiv          nb112nf_ixH2,           96.equiv          nb112nf_iyH2,           112.equiv          nb112nf_izH2,           128.equiv          nb112nf_jxO,            144.equiv          nb112nf_jyO,            160.equiv          nb112nf_jzO,            176.equiv          nb112nf_jxH1,           192.equiv          nb112nf_jyH1,           208.equiv          nb112nf_jzH1,           224.equiv          nb112nf_jxH2,           240.equiv          nb112nf_jyH2,           256.equiv          nb112nf_jzH2,           272.equiv          nb112nf_qqOO,           288.equiv          nb112nf_qqOH,           304.equiv          nb112nf_qqHH,           320.equiv          nb112nf_c6,             336.equiv          nb112nf_c12,            352.equiv          nb112nf_vctot,          368.equiv          nb112nf_Vvdwtot,        384.equiv          nb112nf_half,           400.equiv          nb112nf_three,          416.equiv          nb112nf_rsqOO,          432.equiv          nb112nf_rsqOH1,         448.equiv          nb112nf_rsqOH2,         464.equiv          nb112nf_rsqH1O,         480.equiv          nb112nf_rsqH1H1,        496.equiv          nb112nf_rsqH1H2,        512.equiv          nb112nf_rsqH2O,         528.equiv          nb112nf_rsqH2H1,        544.equiv          nb112nf_rsqH2H2,        560.equiv          nb112nf_rinvOO,         576.equiv          nb112nf_rinvOH1,        592.equiv          nb112nf_rinvOH2,        608.equiv          nb112nf_rinvH1O,        624.equiv          nb112nf_rinvH1H1,       640.equiv          nb112nf_rinvH1H2,       656.equiv          nb112nf_rinvH2O,        672.equiv          nb112nf_rinvH2H1,       688.equiv          nb112nf_rinvH2H2,       704.equiv          nb112nf_is3,            720.equiv          nb112nf_ii3,            724.equiv          nb112nf_nri,            740.equiv          nb112nf_iinr,           748.equiv          nb112nf_jindex,         756.equiv          nb112nf_jjnr,           764.equiv          nb112nf_shift,          772.equiv          nb112nf_shiftvec,       780.equiv          nb112nf_facel,          788.equiv          nb112nf_innerjjnr,      796.equiv          nb112nf_innerk,         804.equiv          nb112nf_n,              812.equiv          nb112nf_nn1,            816.equiv          nb112nf_nouter,         820.equiv          nb112nf_ninner,         824	push rbp	mov  rbp, rsp	push rbx	sub rsp, 840	emms	;# zero 32-bit iteration counters	mov eax, 0	mov [rsp + nb112nf_nouter], eax	mov [rsp + nb112nf_ninner], eax	mov edi, [rdi]	mov [rsp + nb112nf_nri], edi	mov [rsp + nb112nf_iinr], rsi	mov [rsp + nb112nf_jindex], rdx	mov [rsp + nb112nf_jjnr], rcx	mov [rsp + nb112nf_shift], r8	mov [rsp + nb112nf_shiftvec], r9	mov rsi, [rbp + nb112nf_p_facel]	movss xmm0, [rsi]	movss [rsp + nb112nf_facel], xmm0	;# assume we have at least one i particle - start directly 	mov   rcx, [rsp + nb112nf_iinr]       ;# rcx = pointer into iinr[] 		mov   ebx, [rcx]	    ;# ebx =ii 	mov   rdx, [rbp + nb112nf_charge]	movss xmm3, [rdx + rbx*4]		movss xmm4, xmm3		movss xmm5, [rdx + rbx*4 + 4]		mov rsi, [rbp + nb112nf_p_facel]	movss xmm0, [rsi]	movss xmm6, [rsp + nb112nf_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 + nb112nf_qqOO], xmm3	movaps [rsp + nb112nf_qqOH], xmm4	movaps [rsp + nb112nf_qqHH], xmm5		xorps xmm0, xmm0	mov   rdx, [rbp + nb112nf_type]	mov   ecx, [rdx + rbx*4]	shl   ecx, 1	mov   edx, ecx	mov rdi, [rbp + nb112nf_p_ntype]	imul  ecx, [rdi]      ;# rcx = ntia = 2*ntype*type[ii0] 	add   edx, ecx	mov   rax, [rbp + nb112nf_vdwparam]	movlps xmm0, [rax + rdx*4] 	movaps xmm1, xmm0	shufps xmm0, xmm0, 0	shufps xmm1, xmm1, 85  ;# 01010101	movaps [rsp + nb112nf_c6], xmm0	movaps [rsp + nb112nf_c12], xmm1	;# create constant floating-point factors on stack	mov eax, 0x3f000000     ;# half in IEEE (hex)	mov [rsp + nb112nf_half], eax	movss xmm1, [rsp + nb112nf_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 [rsp + nb112nf_half],  xmm1	movaps [rsp + nb112nf_three],  xmm3.nb112nf_threadloop:        mov   rsi, [rbp + nb112nf_count]          ;# pointer to sync counter        mov   eax, [rsi].nb112nf_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 .nb112nf_spinlock        ;# if(nn1>nri) nn1=nri        mov ecx, [rsp + nb112nf_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 + nb112nf_n], eax        mov [rsp + nb112nf_nn1], ebx        sub ebx, eax                            ;# calc number of outer lists	mov esi, eax				;# copy n to esi        jg  .nb112nf_outerstart        jmp .nb112nf_end.nb112nf_outerstart:	;# ebx contains number of outer iterations	add ebx, [rsp + nb112nf_nouter]	mov [rsp + nb112nf_nouter], ebx.nb112nf_outer:	mov   rax, [rsp + nb112nf_shift]      ;# rax = pointer into shift[] 	mov   ebx, [rax + rsi*4]		;# rbx=shift[n] 		lea   rbx, [rbx + rbx*2]    ;# rbx=3*is 	mov   [rsp + nb112nf_is3],ebx    	;# store is3 	mov   rax, [rsp + nb112nf_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 + nb112nf_iinr]       ;# rcx = pointer into iinr[] 		mov   ebx, [rcx + rsi*4]	    ;# ebx =ii 	lea   rbx, [rbx + rbx*2]	;# rbx = 3*ii=ii3 	mov   rax, [rbp + nb112nf_pos]    ;# rax = base of pos[]  	mov   [rsp + nb112nf_ii3], ebx			movaps xmm3, xmm0	movaps xmm4, xmm1	movaps xmm5, xmm2	addss xmm3, [rax + rbx*4]	addss xmm4, [rax + rbx*4 + 4]	addss xmm5, [rax + rbx*4 + 8]			shufps xmm3, xmm3, 0	shufps xmm4, xmm4, 0	shufps xmm5, xmm5, 0	movaps [rsp + nb112nf_ixO], xmm3	movaps [rsp + nb112nf_iyO], xmm4	movaps [rsp + nb112nf_izO], xmm5	movss xmm3, xmm0	movss xmm4, xmm1	movss xmm5, xmm2	addss xmm0, [rax + rbx*4 + 12]	addss xmm1, [rax + rbx*4 + 16]	addss xmm2, [rax + rbx*4 + 20]			addss xmm3, [rax + rbx*4 + 24]	addss xmm4, [rax + rbx*4 + 28]

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