[thirdparty/glibc.git] / gmon / sys / gmon_out.h

/* Copyright (C) 1996, 1997 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.  */

/* This file specifies the format of gmon.out files.  It should have
   as few external dependencies as possible as it is going to be included
   in many different programs.  That is, minimize the number of #include's.

   A gmon.out file consists of a header (defined by gmon_hdr) followed by
   a sequence of records.  Each record starts with a one-byte tag
   identifying the type of records, followed by records specific data. */

#ifndef _SYS_GMON_OUT_H

#define _SYS_GMON_OUT_H	1
#include <features.h>

#define	GMON_MAGIC	"gmon"	/* magic cookie */
#define GMON_VERSION	1	/* version number */

__BEGIN_DECLS

/*
 * Raw header as it appears on file (without padding).  This header
 * always comes first in gmon.out and is then followed by a series
 * records defined below.
 */
struct gmon_hdr
  {
    char cookie[4];
    char version[4];
    char spare[3 * 4];
  };

/* types of records in this file: */
typedef enum
  {
    GMON_TAG_TIME_HIST = 0,
    GMON_TAG_CG_ARC = 1,
    GMON_TAG_BB_COUNT = 2
  } GMON_Record_Tag;

struct gmon_hist_hdr
  {
    char low_pc[sizeof (char *)];	/* base pc address of sample buffer */
    char high_pc[sizeof (char *)];	/* max pc address of sampled buffer */
    char hist_size[4];			/* size of sample buffer */
    char prof_rate[4];			/* profiling clock rate */
    char dimen[15];			/* phys. dim., usually "seconds" */
    char dimen_abbrev;			/* usually 's' for "seconds" */
  };

struct gmon_cg_arc_record
  {
    char from_pc[sizeof (char *)];	/* address within caller's body */
    char self_pc[sizeof (char *)];	/* address within callee's body */
    char count[4];			/* number of arc traversals */
};

__END_DECLS

#endif /* _SYS_GMON_OUT_H */
Commit	Line	Data
5ae9d168	1	/* Copyright (C) 1996, 1997 Free Software Foundation, Inc.
54d79e99 UD	2	This file is part of the GNU C Library.
54d79e99 UD	3	Contributed by David Mosberger <davidm@cs.arizona.edu>.
b20e47cb	4
54d79e99 UD	5	The GNU C Library is free software; you can redistribute it and/or
	6	modify it under the terms of the GNU Library General Public License as
	7	published by the Free Software Foundation; either version 2 of the
	8	License, or (at your option) any later version.
b20e47cb	9
54d79e99 UD	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	Library General Public License for more details.
b20e47cb	14
54d79e99 UD	15	You should have received a copy of the GNU Library General Public
	16	License along with the GNU C Library; see the file COPYING.LIB. If not,
	17	write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
	18	Boston, MA 02111-1307, USA. */
b20e47cb RM	19
b20e47cb RM	20	/* This file specifies the format of gmon.out files. It should have
54d79e99 UD	21	as few external dependencies as possible as it is going to be included
54d79e99 UD	22	in many different programs. That is, minimize the number of #include's.
b20e47cb	23
54d79e99 UD	24	A gmon.out file consists of a header (defined by gmon_hdr) followed by
	25	a sequence of records. Each record starts with a one-byte tag
	26	identifying the type of records, followed by records specific data. */
b20e47cb	27
8a4b65b4 UD	28	#ifndef _SYS_GMON_OUT_H
	29
	30	#define _SYS_GMON_OUT_H 1
	31	#include <features.h>
b20e47cb RM	32
	33	#define GMON_MAGIC "gmon" /* magic cookie */
	34	#define GMON_VERSION 1 /* version number */
	35
8a4b65b4 UD	36	__BEGIN_DECLS
8a4b65b4 UD	37
b20e47cb RM	38	/*
	39	* Raw header as it appears on file (without padding). This header
	40	* always comes first in gmon.out and is then followed by a series
	41	* records defined below.
	42	*/
5ae9d168 UD	43	struct gmon_hdr
	44	{
	45	char cookie[4];
	46	char version[4];
	47	char spare[3 * 4];
	48	};
b20e47cb RM	49
b20e47cb RM	50	/* types of records in this file: */
5ae9d168 UD	51	typedef enum
	52	{
	53	GMON_TAG_TIME_HIST = 0,
	54	GMON_TAG_CG_ARC = 1,
	55	GMON_TAG_BB_COUNT = 2
	56	} GMON_Record_Tag;
b20e47cb	57
5ae9d168 UD	58	struct gmon_hist_hdr
	59	{
	60	char low_pc[sizeof (char )]; / base pc address of sample buffer */
	61	char high_pc[sizeof (char )]; / max pc address of sampled buffer */
	62	char hist_size[4]; /* size of sample buffer */
	63	char prof_rate[4]; /* profiling clock rate */
	64	char dimen[15]; /* phys. dim., usually "seconds" */
	65	char dimen_abbrev; /* usually 's' for "seconds" */
	66	};
b20e47cb	67
5ae9d168 UD	68	struct gmon_cg_arc_record
	69	{
	70	char from_pc[sizeof (char )]; / address within caller's body */
	71	char self_pc[sizeof (char )]; / address within callee's body */
	72	char count[4]; /* number of arc traversals */
b20e47cb RM	73	};
b20e47cb RM	74
8a4b65b4 UD	75	__END_DECLS
	76
	77	#endif /* _SYS_GMON_OUT_H */