181 lines
3.8 KiB
C++
181 lines
3.8 KiB
C++
// Ryzom - MMORPG Framework <http://dev.ryzom.com/projects/ryzom/>
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// Copyright (C) 2010 Winch Gate Property Limited
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//
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU Affero General Public License as
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// published by the Free Software Foundation, either version 3 of the
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// License, or (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU Affero General Public License for more details.
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//
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// You should have received a copy of the GNU Affero General Public License
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// along with this program. If not, see <http://www.gnu.org/licenses/>.
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#include "stdafx.h"
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// ----------------------------------------------------------------------------------------------------------------------------------
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typedef struct SYS_CPU
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{
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unsigned long ID;
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__int64 Start,Stop;
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unsigned long NbCycles;
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struct SYS_CPU *Previous;
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struct SYS_CPU *Next;
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} SYS_CPU;
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// ----------------------------------------------------------------------------------------------------------------------------------
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static __int64 first_cycle;
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static __int64 last_cycle;
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static unsigned long NbCpus=0;
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static struct SYS_CPU *Sys_Cpu=NULL;
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// ----------------------------------------------------------------------------------------------------------------------------------
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/*
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typedef struct ROUT
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{
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unsigned char Name[32];
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unsigned long id;
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unsigned long time;
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} ROUT;
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*/
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ROUT Routines[20];
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//#define PROFILE_BEGIN(name,i) {strcpy(Routine[i].Name,name); Routine[i].id=Sys_StartClock();}
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//#define PROFILE_END(i) {Routine[i].time=Sys_StopClock(Routine[i].id);}
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void FlushProfile(void)
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{
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FILE* file;
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int i;
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file=fopen("\\profile.txt","wt");
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if (file)
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{
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for(i=0 ; i<20 ; i++)
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{
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if (Routines[i].id)
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{
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fprintf(file,"-------------------------------\n");
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fprintf(file,"Routine : %s",Routines[i].Name);
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fprintf(file," Cpu : %2.2f\n",Routines[i].time/(float)Routines[i].nbtimes);
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}
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}
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}
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fclose(file);
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}
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unsigned long Sys_StartClock(void)
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{
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SYS_CPU *cpu,*temp,*cpu2;
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unsigned long i,taken;
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cpu=(SYS_CPU*)malloc(sizeof(SYS_CPU));
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if (!cpu)
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{
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return(0);
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}
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if (Sys_Cpu==NULL)
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{
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Sys_Cpu=cpu;
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cpu->Previous=NULL;
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cpu->Next=NULL;
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}
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else
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{
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/* temp=Sys_Cpu->Next;
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Sys_Cpu->Next=cpu;
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cpu->Previous=Sys_Cpu;
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cpu->Next=temp;
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if (temp)
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{
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temp->Previous=cpu;
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}*/
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temp = Sys_Cpu;
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Sys_Cpu = cpu;
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Sys_Cpu->Previous = NULL;
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Sys_Cpu->Next = temp;
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temp->Previous = Sys_Cpu;
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}
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NbCpus++;
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for(i=1 ; i<NbCpus+1 ; i++)
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{
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taken=0;
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for(cpu2=Sys_Cpu ; cpu2 ; cpu2=cpu2->Next)
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{
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if (cpu2->ID==i)
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{
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taken=1;
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break;
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}
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}
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if (!taken)
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{
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cpu->ID=i;
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break;
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}
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}
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__asm
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{
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push eax
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push edx
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_emit 0x0F
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_emit 0x31
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mov ebx, OFFSET first_cycle
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mov [ebx+0],eax
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mov [ebx+4],edx
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pop edx
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pop eax
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}
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cpu->Start=first_cycle;
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return(cpu->ID);
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}
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// ----------------------------------------------------------------------------------------------------------------------------------
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float Sys_StopClock(unsigned long id)
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{
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SYS_CPU *cpu;
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__int64 diftime;
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for(cpu=Sys_Cpu ; cpu ; cpu=cpu->Next)
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{
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if (cpu->ID==id)
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{
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break;
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}
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}
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__asm
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{
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push eax
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push edx
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_emit 0x0F
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_emit 0x31
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mov ebx,OFFSET last_cycle
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mov [ebx+0],eax
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mov [ebx+4],edx
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pop edx
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pop eax
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}
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cpu->Stop=last_cycle;
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diftime=cpu->Stop-cpu->Start;
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if (diftime>0xFFFFFFFF)
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{
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diftime=0xFFFFFFFF;
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}
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cpu->NbCycles=(unsigned long)diftime;
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free(cpu);
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return( diftime );
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}
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// ----------------------------------------------------------------------------------------------------------------------------------
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