1 /* Copyright (C) 1996-2013 Free Software Foundation, Inc.
2 This file is part of the GNU C Library.
3 Contributed by David Mosberger (davidm@cs.arizona.edu).
5 The GNU C Library is free software; you can redistribute it and/or
6 modify it under the terms of the GNU Lesser General Public
7 License as published by the Free Software Foundation; either
8 version 2.1 of the License, or (at your option) any later version.
10 The GNU C Library is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 Lesser General Public License for more details.
15 You should have received a copy of the GNU Lesser General Public
16 License along with the GNU C Library; if not, see
17 <http://www.gnu.org/licenses/>. */
19 /* __bb_exit_func() dumps all the basic-block statistics linked into
20 the __bb_head chain to .d files. */
23 #include <sys/gmon_out.h>
24 #include <sys/types.h>
27 #include <stdio_ext.h>
30 #define OUT_NAME "gmon.out"
33 extern struct __bb
*__bb_head attribute_hidden
;
39 const int version
= GMON_VERSION
;
43 fp
= fopen (OUT_NAME
, "wb");
49 /* No threads use this stream. */
50 __fsetlocking (fp
, FSETLOCKING_BYCALLER
);
52 memcpy (&ghdr
.cookie
[0], GMON_MAGIC
, 4);
53 memcpy (&ghdr
.version
, &version
, sizeof (version
));
54 fwrite_unlocked (&ghdr
, sizeof (ghdr
), 1, fp
);
56 for (ptr
= __bb_head
; ptr
!= 0; ptr
= ptr
->next
)
58 u_int ncounts
= ptr
->ncounts
;
62 tag
= GMON_TAG_BB_COUNT
;
63 fwrite_unlocked (&tag
, sizeof (tag
), 1, fp
);
64 fwrite_unlocked (&ncounts
, sizeof (ncounts
), 1, fp
);
66 for (i
= 0; i
< ncounts
; ++i
)
68 fwrite_unlocked (&ptr
->addresses
[i
], sizeof (ptr
->addresses
[0]), 1,
70 fwrite_unlocked (&ptr
->counts
[i
], sizeof (ptr
->counts
[0]), 1, fp
);