mirror of
https://github.com/UberGames/lilium-voyager.git
synced 2024-12-15 22:51:13 +00:00
123 lines
2.7 KiB
C
123 lines
2.7 KiB
C
#include <stdio.h>
|
|
#include <stdlib.h>
|
|
|
|
|
|
struct callsite {
|
|
char *file, *name;
|
|
union coordinate {
|
|
struct { unsigned int index:6,x:10,y:16; } be;
|
|
struct { unsigned int y:16,x:10,index:6; } le;
|
|
unsigned int coord;
|
|
} u;
|
|
} *_caller;
|
|
|
|
static struct _bbdata {
|
|
struct _bbdata *link;
|
|
unsigned npoints, *counts;
|
|
union coordinate *coords;
|
|
char **files;
|
|
struct func {
|
|
struct func *link;
|
|
struct caller {
|
|
struct caller *link;
|
|
struct callsite *caller;
|
|
unsigned count;
|
|
} *callers;
|
|
char *name;
|
|
union coordinate src;
|
|
} *funcs;
|
|
} tail, *_bblist = &tail;
|
|
|
|
static void unpack(unsigned int coord, int *index, int *x, int *y) {
|
|
static union { int x; char endian; } little = { 1 };
|
|
union coordinate u;
|
|
|
|
u.coord = coord;
|
|
if (little.endian) {
|
|
*index = u.le.index;
|
|
*x = u.le.x;
|
|
*y = u.le.y;
|
|
} else {
|
|
*index = u.be.index;
|
|
*x = u.be.x;
|
|
*y = u.be.y;
|
|
}
|
|
}
|
|
|
|
static void profout(struct _bbdata *p, FILE *fp) {
|
|
int i, index, x, y;
|
|
struct func *f;
|
|
struct caller *q;
|
|
|
|
for (i = 0; p->files[i]; i++)
|
|
;
|
|
fprintf(fp, "%d\n", i);
|
|
for (i = 0; p->files[i]; i++)
|
|
fprintf(fp, "%s\n", p->files[i]);
|
|
for (i = 0, f = p->funcs; f; i++, f = f->link)
|
|
if ((q = f->callers))
|
|
for (i--; q; q = q->link)
|
|
i++;
|
|
fprintf(fp, "%d\n", i);
|
|
for (f = p->funcs; f; f = f->link) {
|
|
int n = 0;
|
|
for (q = f->callers; q; n += q->count, q = q->link) {
|
|
unpack(f->src.coord, &index, &x, &y);
|
|
fprintf(fp, "%s %d %d %d %d", f->name, index, x, y, q->count);
|
|
if (q->caller) {
|
|
unpack(q->caller->u.coord, &index, &x, &y);
|
|
fprintf(fp, " %s %s %d %d\n", q->caller->name, q->caller->file, x, y);
|
|
} else
|
|
fprintf(fp, " ? ? 0 0\n");
|
|
}
|
|
if (n == 0) {
|
|
unpack(f->src.coord, &index, &x, &y);
|
|
fprintf(fp, "%s %d %d %d 0 ? ? 0 0\n", f->name, index, x, y);
|
|
}
|
|
}
|
|
fprintf(fp, "%d\n", p->npoints);
|
|
for (i = 0; i < p->npoints; i++) {
|
|
unpack(p->coords[i].coord, &index, &x, &y);
|
|
fprintf(fp, "%d %d %d %d\n", index, x, y, p->counts[i]);
|
|
}
|
|
}
|
|
|
|
static void bbexit(void) {
|
|
FILE *fp;
|
|
|
|
if (_bblist != &tail && (fp = fopen("prof.out", "a"))) {
|
|
for ( ; _bblist != &tail; _bblist = _bblist->link)
|
|
profout(_bblist, fp);
|
|
fclose(fp);
|
|
}
|
|
}
|
|
|
|
void _epilogue(struct func *callee) {
|
|
_caller = 0;
|
|
}
|
|
|
|
void _prologue(struct func *callee, struct _bbdata *yylink) {
|
|
static struct caller callers[4096];
|
|
static int next;
|
|
struct caller *p;
|
|
|
|
if (!yylink->link) {
|
|
yylink->link = _bblist;
|
|
_bblist = yylink;
|
|
if (next == 0)
|
|
atexit(bbexit);
|
|
}
|
|
for (p = callee->callers; p; p = p->link)
|
|
if (p->caller == _caller) {
|
|
p->count++;
|
|
break;
|
|
}
|
|
if (!p && next < sizeof callers/sizeof callers[0]) {
|
|
p = &callers[next++];
|
|
p->caller = _caller;
|
|
p->count = 1;
|
|
p->link = callee->callers;
|
|
callee->callers = p;
|
|
}
|
|
_caller = 0;
|
|
}
|