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git-svn-id: https://yap.svn.sf.net/svnroot/yap/trunk@805 b08c6af1-5177-4d33-ba66-4b1c6b8b522a
This commit is contained in:
rslopes 2003-03-21 16:59:38 +00:00
parent 1febfedc9d
commit 9ff0aa5abb

View File

@ -39,6 +39,12 @@ static char SccsId[] = "%W% %G%";
#include <string.h>
#endif
#ifdef LOW_PROF
#include <signal.h>
#include <unistd.h>
#include <sys/time.h>
#endif
STD_PROTO(static Int p_setval, (void));
STD_PROTO(static Int p_value, (void));
STD_PROTO(static Int p_values, (void));
@ -94,6 +100,125 @@ STD_PROTO(static Int p_walltime, (void));
STD_PROTO(static Int p_access_yap_flags, (void));
STD_PROTO(static Int p_set_yap_flags, (void));
#ifdef LOW_PROF
STD_PROTO(static Int useprof, (void));
STD_PROTO(static Int useprof0, (void));
STD_PROTO(static Int profres, (void));
#define TIMER_DEFAULT 1000
static FILE *fprof;
void prof_alrm(int signo)
{
fprintf(fprof,"%x\n",Yap_regp->P_);
return;
}
static Int set_prof_timer(int msec) {
static int n=-1;
struct itimerval t;
if (msec==0 || n>0) { setitimer(ITIMER_REAL,NULL,NULL); fclose(fprof); n=0; return (TRUE); }
if (signal(SIGALRM,prof_alrm) == SIG_ERR) { return (FALSE); }
if (n==-1) fprof=fopen("PROFILING","w");
else fprof=fopen("PROFILING","a");
if (fprof==NULL) { return(FALSE); }
n=1;
t.it_interval.tv_sec=0;
t.it_interval.tv_usec=msec;
t.it_value.tv_sec=0;
t.it_value.tv_usec=msec;
setitimer(ITIMER_REAL,&t,NULL);
return(TRUE);
}
static Int useprof(void) {
Term p;
p=Deref(ARG1);
return (set_prof_timer(IntOfTerm(p)));
}
static Int useprof0(void) {
return(set_prof_timer(TIMER_DEFAULT));
}
static Int profres(void) {
FILE *f;
long p, p1,p2, total,total2,count,fora, i;
unsigned long es,ee,e1,e2,e;
long *end;
char nome[200];
f=fopen("PROFPREDS","r");
if (f==NULL) return -1;
i=fscanf(f,"%x - %x - Pred(%ld) - %s",&es,&ee,&p,nome);
p1=p2=p;
e1=es;
e2=ee;
while(i>0) {
if (p<p1) p1=p;
else if (p>p2) p2=p;
if (e1>es) e1=es;
if (e2<ee) e2=ee;
i=fscanf(f,"%x - %x - Pred(%ld) - %s",&es,&ee,&p,nome);
}
printf("%ld Addresses from [%x] to [%x]\n",e2-e1,e1,e2);
printf("%ld Predicates from (%ld) to (%ld) \n",p2-p1,p1,p2);
fclose(f);
end=(long *) malloc((e2-e1+1)*sizeof(long));
if (end==NULL) { printf("Not enought mem to process results...\n"); return -1; }
memset(end,0, (e2-e1+1)*sizeof(long));
f=fopen("PROFILING","r");
if (f==NULL) return -1;
i=fscanf(f,"%x",&e);
total=0; fora=0;
while(i>0) {
total++;
if (e<e1 || e>e2) fora++;
else end[e-e1]++;
i=fscanf(f,"%x",&e);
}
fclose(f);
printf("Total count %ld (other code %ld)\n",total,fora);
f=fopen("PROFPREDS","r");
if (f==NULL) return -1;
total2=0;
do {
i=fscanf(f,"%x - %x - Pred(%ld) - %s",&es,&ee,&p,nome);
if (i<=0) break;
count=0;
while(es<=ee) { count+=end[es-e1]; es++; }
total2+=count;
if (count) printf("Pred(%ld) - %s - %ld (%f\%)\n", p,nome,count, ((float) count/total)*100.0);
} while(i>0);
fclose(f);
printf("Total counted %ld (other code %ld)\n",total2,total-total2);
free(end);
}
#endif /* LOW_PROF */
static Int
p_setval(void)
@ -2318,6 +2443,11 @@ Yap_InitCPreds(void)
Yap_InitCPred("unhide", 1, p_unhide, SafePredFlag|SyncPredFlag);
Yap_InitCPred("$hidden", 1, p_hidden, SafePredFlag|SyncPredFlag);
Yap_InitCPred("$has_yap_or", 0, p_has_yap_or, SafePredFlag|SyncPredFlag);
#ifdef LOW_PROF
Yap_InitCPred("useprof", 1, useprof, SafePredFlag);
Yap_InitCPred("useprof", 0, useprof0, SafePredFlag);
Yap_InitCPred("profres", 0, profres, SafePredFlag);
#endif
#ifndef YAPOR
Yap_InitCPred("$default_sequential", 1, p_default_sequential, SafePredFlag|SyncPredFlag);
#endif