121 lines
3.1 KiB
C
121 lines
3.1 KiB
C
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#include "trace.h"
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#include <omp.h>
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Event events[MAXTHREADS][MAXEVENTS];
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int nevents[MAXTHREADS];
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void trace_init(){
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int i;
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#pragma omp master
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{
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/* strcpy(colors[0], "#d38d5f"); */
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/* strcpy(colors[1], "#ffdd55"); */
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/* strcpy(colors[2], "#8dd35f"); */
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/* strcpy(colors[3], "#80b3ff"); */
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/* strcpy(colors[4], "#e580ff"); */
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for(i=0; i<MAXTHREADS; i++)
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nevents[i]=0;
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t_zero = usecs();
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}
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return;
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}
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void trace_event_start(int type){
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int iam;
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iam = omp_get_thread_num();
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(events[iam][nevents[iam]]).t_start = usecs();
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(events[iam][nevents[iam]]).type = type;
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return;
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}
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void trace_event_stop(int type){
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int iam;
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iam = omp_get_thread_num();
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(events[iam][nevents[iam]]).t_stop = usecs();
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nevents[iam] +=1;
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return;
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}
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void trace_dump(char *fname){
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int t, e, i, nth;
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long offs, t_stop;
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Event ev;
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FILE * pFile;
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char *colors[] = { "#d38d5f", "#ffdd55", "#8dd35f", "#80b3ff", "#e580ff"};
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double scale_x, scale_y, x;
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#pragma omp master
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{
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t_stop = usecs();
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nth = 0;
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for(i=0; i<MAXTHREADS; i++)
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if(nevents[i] > 0) nth=i+1;
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/* scale_x = 1000.0; */
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/* scale_y = ((double)(nth+1)) *30000 / ((double)(t_stop-t_zero)); */
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scale_x = ((double)(t_stop-t_zero))/1000.0;
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scale_y = 0.1;
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pFile = fopen (fname,"w");
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fprintf(pFile,"<svg x=\"-11\" y=\"-8\" width=\"%f\" height=\"%f\">\n",
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((double)t_stop-t_zero)*1.06/scale_x, ((double)nth+1)*1.05/scale_y+8);
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for(t=0; t<MAXTHREADS; t++){
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for(e=0; e<nevents[t]; e++){
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ev = events[t][e];
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fprintf(pFile," "
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"<rect x=\"%f\" y=\"%f\" width=\"%f\" height=\"%f\" "
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"fill=\"%7s\" stroke-width=\"0\"/>\n",
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(double)(ev.t_start-t_zero)/scale_x,
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((double)t)/scale_y,
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((double)(ev.t_stop-ev.t_start))/scale_x,
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((double)1.0)/scale_y,
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colors[ev.type]);
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}
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}
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fprintf(pFile, "<line x1=\"0\" y1=\"%f\" x2=\"%f\" y2=\"%f\" \
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style=\"stroke:rgb(0,0,0);stroke-width:1\"/>\n",
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((double)nth+1)*1.01/scale_y,
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((double)t_stop-t_zero)*1.02/scale_x,
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((double)nth+1)*1.01/scale_y);
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for(t=0; t<nth; t++){
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fprintf(pFile,"<text x=\"%f\" y=\"%f\" style=\"font-size:6pt\">Thread %d</text>\n",
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((double)t_stop-t_zero)*1.01/scale_x, ((double)t+0.8)/scale_y, t);
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}
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fprintf(pFile,"<text x=\"0\" y=\"%f\" style=\"font-size:6pt\">Time (usec.)</text>\n",((double)nth+1)*1.05/scale_y+7);
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for(x=((double)t_stop-t_zero)/scale_x/10.0; x<=((double)t_stop-t_zero)/scale_x; x+=((double)t_stop-t_zero)/scale_x/10.0){
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fprintf(pFile, "<line x1=\"%f\" y1=\"%f\" x2=\"%f\" y2=\"%f\" \
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style=\"stroke:rgb(0,0,0);stroke-width:0.5\"/>\n",
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x,((double)nth+1)*1.01/scale_y-1, x, ((double)nth+1)*1.01/scale_y+1);
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fprintf(pFile,"<text x=\"%f\" y=\"%f\" style=\"font-size:6pt\"> %.0f </text>\n",
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x,((double)nth+1)*1.01/scale_y+7,x*scale_x);
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}
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fprintf(pFile,"</svg>\n");
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}
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}
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