/* 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_unlocked (&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_unlocked (&tag, sizeof (tag), 1, fp); fwrite_unlocked (&ncounts, sizeof (ncounts), 1, fp); for (i = 0; i < ncounts; ++i) { fwrite_unlocked (&ptr->addresses[i], sizeof (ptr->addresses[0]), 1, fp); fwrite_unlocked (&ptr->counts[i], sizeof (ptr->counts[0]), 1, fp); } } fclose (fp); }