mirror of
https://github.com/DrBeef/ioq3quest.git
synced 2024-11-10 23:02:01 +00:00
123 lines
2.7 KiB
C
123 lines
2.7 KiB
C
#include <stdio.h>
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#include <stdlib.h>
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struct callsite {
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char *file, *name;
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union coordinate {
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struct { unsigned int index:6,x:10,y:16; } be;
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struct { unsigned int y:16,x:10,index:6; } le;
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unsigned int coord;
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} u;
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} *_caller;
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static struct _bbdata {
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struct _bbdata *link;
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unsigned npoints, *counts;
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union coordinate *coords;
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char **files;
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struct func {
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struct func *link;
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struct caller {
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struct caller *link;
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struct callsite *caller;
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unsigned count;
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} *callers;
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char *name;
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union coordinate src;
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} *funcs;
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} tail, *_bblist = &tail;
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static void unpack(unsigned int coord, int *index, int *x, int *y) {
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static union { int x; char endian; } little = { 1 };
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union coordinate u;
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u.coord = coord;
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if (little.endian) {
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*index = u.le.index;
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*x = u.le.x;
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*y = u.le.y;
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} else {
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*index = u.be.index;
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*x = u.be.x;
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*y = u.be.y;
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}
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}
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static void profout(struct _bbdata *p, FILE *fp) {
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int i, index, x, y;
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struct func *f;
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struct caller *q;
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for (i = 0; p->files[i]; i++)
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;
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fprintf(fp, "%d\n", i);
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for (i = 0; p->files[i]; i++)
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fprintf(fp, "%s\n", p->files[i]);
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for (i = 0, f = p->funcs; f; i++, f = f->link)
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if (q = f->callers)
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for (i--; q; q = q->link)
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i++;
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fprintf(fp, "%d\n", i);
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for (f = p->funcs; f; f = f->link) {
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int n = 0;
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for (q = f->callers; q; n += q->count, q = q->link) {
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unpack(f->src.coord, &index, &x, &y);
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fprintf(fp, "%s %d %d %d %d", f->name, index, x, y, q->count);
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if (q->caller) {
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unpack(q->caller->u.coord, &index, &x, &y);
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fprintf(fp, " %s %s %d %d\n", q->caller->name, q->caller->file, x, y);
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} else
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fprintf(fp, " ? ? 0 0\n");
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}
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if (n == 0) {
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unpack(f->src.coord, &index, &x, &y);
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fprintf(fp, "%s %d %d %d 0 ? ? 0 0\n", f->name, index, x, y);
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}
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}
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fprintf(fp, "%d\n", p->npoints);
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for (i = 0; i < p->npoints; i++) {
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unpack(p->coords[i].coord, &index, &x, &y);
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fprintf(fp, "%d %d %d %d\n", index, x, y, p->counts[i]);
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}
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}
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static void bbexit(void) {
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FILE *fp;
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if (_bblist != &tail && (fp = fopen("prof.out", "a"))) {
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for ( ; _bblist != &tail; _bblist = _bblist->link)
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profout(_bblist, fp);
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fclose(fp);
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}
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}
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void _epilogue(struct func *callee) {
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_caller = 0;
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}
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void _prologue(struct func *callee, struct _bbdata *yylink) {
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static struct caller callers[4096];
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static int next;
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struct caller *p;
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if (!yylink->link) {
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yylink->link = _bblist;
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_bblist = yylink;
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if (next == 0)
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atexit(bbexit);
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}
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for (p = callee->callers; p; p = p->link)
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if (p->caller == _caller) {
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p->count++;
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break;
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}
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if (!p && next < sizeof callers/sizeof callers[0]) {
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p = &callers[next++];
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p->caller = _caller;
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p->count = 1;
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p->link = callee->callers;
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callee->callers = p;
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}
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_caller = 0;
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}
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