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68 lines
2.3 KiB
C
68 lines
2.3 KiB
C
/* gmon_out.h
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Copyright (C) 2000 Free Software Foundation, Inc.
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This file is part of GNU Binutils.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
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/* This file specifies the format of gmon.out files. It should have
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as few external dependencies as possible as it is going to be
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included in many different programs. That is, minimize the
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number of #include's.
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A gmon.out file consists of a header (defined by gmon_hdr) followed
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by a sequence of records. Each record starts with a one-byte tag
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identifying the type of records, followed by records specific data. */
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#ifndef gmon_out_h
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#define gmon_out_h
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#define GMON_MAGIC "gmon" /* magic cookie */
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#define GMON_VERSION 1 /* version number */
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/* Raw header as it appears on file (without padding). */
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struct gmon_hdr
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{
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char cookie[4];
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char version[4];
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char spare[3 * 4];
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};
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/* Types of records in this file. */
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typedef enum
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{
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GMON_TAG_TIME_HIST = 0, GMON_TAG_CG_ARC = 1, GMON_TAG_BB_COUNT = 2
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}
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GMON_Record_Tag;
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struct gmon_hist_hdr
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{
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char low_pc[sizeof (char*)]; /* Base pc address of sample buffer. */
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char high_pc[sizeof (char*)]; /* Max pc address of sampled buffer. */
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char hist_size[4]; /* Size of sample buffer. */
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char prof_rate[4]; /* Profiling clock rate. */
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char dimen[15]; /* Phys. dim., usually "seconds". */
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char dimen_abbrev; /* Usually 's' for "seconds". */
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};
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struct gmon_cg_arc_record
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{
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char from_pc[sizeof (char*)]; /* Address within caller's body. */
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char self_pc[sizeof (char*)]; /* Address within callee's body. */
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char count[4]; /* Number of arc traversals. */
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};
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#endif /* gmon_out_h */
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