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/* Copyright (C) 1996, 1997, 1998 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by David Mosberger (davidm@cs.arizona.edu).
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public License as
published by the Free Software Foundation; either version 2 of the
License, or (at your option) any later version.
The GNU C Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Library General Public License for more details.
You should have received a copy of the GNU Library General Public
License along with the GNU C Library; see the file COPYING.LIB. If not,
write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
/* __bb_exit_func() dumps all the basic-block statistics linked into
the __bb_head chain to .d files. */
#include <sys/gmon_out.h>
#include <sys/types.h>
#include <stdio.h>
#include <string.h>
/* structure emitted by -a */
struct bb
{
long int zero_word;
const char *filename;
long int *counts;
long int ncounts;
struct bb *next;
const unsigned long int *addresses;
};
extern struct bb *__bb_head; /* from gmon.c */
#define OUT_NAME "gmon.out"
void
__bb_exit_func (void)
{
const int version = GMON_VERSION;
struct gmon_hdr ghdr;
struct bb *ptr;
FILE *fp;
fp = fopen (OUT_NAME, "wb");
if (!fp)
{
perror (OUT_NAME);
return;
}
memcpy (&ghdr.cookie[0], GMON_MAGIC, 4);
memcpy (&ghdr.version, &version, sizeof (version));
fwrite (&ghdr, sizeof (ghdr), 1, fp);
for (ptr = __bb_head; ptr != 0; ptr = ptr->next)
{
u_int ncounts = ptr->ncounts;
u_char tag;
u_int i;
tag = GMON_TAG_BB_COUNT;
fwrite (&tag, sizeof (tag), 1, fp);
fwrite (&ncounts, sizeof (ncounts), 1, fp);
for (i = 0; i < ncounts; ++i)
{
fwrite (&ptr->addresses[i], sizeof (ptr->addresses[0]), 1, fp);
fwrite (&ptr->counts[i], sizeof (ptr->counts[0]), 1, fp);
}
}
fclose (fp);
}
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