mirror of
https://github.com/darlinghq/darling-gdb.git
synced 2024-12-05 02:47:05 +00:00
158 lines
4.8 KiB
C
158 lines
4.8 KiB
C
/*
|
|
* Copyright (c) 1983, 1991, 1993, 2001
|
|
* The Regents of the University of California. All rights reserved.
|
|
*
|
|
* Redistribution and use in source and binary forms, with or without
|
|
* modification, are permitted provided that the following conditions
|
|
* are met:
|
|
* 1. Redistributions of source code must retain the above copyright
|
|
* notice, this list of conditions and the following disclaimer.
|
|
* 2. Redistributions in binary form must reproduce the above copyright
|
|
* notice, this list of conditions and the following disclaimer in the
|
|
* documentation and/or other materials provided with the distribution.
|
|
* 3. Neither the name of the University nor the names of its contributors
|
|
* may be used to endorse or promote products derived from this software
|
|
* without specific prior written permission.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
|
|
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
|
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
|
|
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
|
|
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
|
|
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
|
|
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
|
|
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
|
|
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
|
|
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
|
|
* SUCH DAMAGE.
|
|
*/
|
|
#ifndef gmon_h
|
|
#define gmon_h
|
|
|
|
/* Size of the 4.4BSD gmon header */
|
|
#define GMON_HDRSIZE_BSD44_32 (4 + 4 + 4 + 4 + 4 + (3 * 4))
|
|
#define GMON_HDRSIZE_BSD44_64 (8 + 8 + 4 + 4 + 4 + (3 * 4))
|
|
|
|
/* *INDENT-OFF* */
|
|
/* For documentation purposes only.
|
|
|
|
struct raw_phdr
|
|
{
|
|
char low_pc[sizeof(void *)]; -- base pc address of sample buffer
|
|
char high_pc[sizeof(void *)]; -- max pc address of sampled buffer
|
|
char ncnt[4]; -- size of sample buffer (plus this
|
|
header)
|
|
|
|
char version[4]; -- version number
|
|
char profrate[4]; -- profiling clock rate
|
|
char spare[3*4]; -- reserved
|
|
};
|
|
*/
|
|
/* *INDENT-ON* */
|
|
|
|
#define GMONVERSION 0x00051879
|
|
|
|
/* Size of the old BSD gmon header */
|
|
#define GMON_HDRSIZE_OLDBSD_32 (4 + 4 + 4)
|
|
|
|
/* FIXME: Checking host compiler defines here means that we can't
|
|
use a cross gprof alpha OSF. */
|
|
#if defined(__alpha__) && defined (__osf__)
|
|
#define GMON_HDRSIZE_OLDBSD_64 (8 + 8 + 4 + 4)
|
|
#else
|
|
#define GMON_HDRSIZE_OLDBSD_64 (8 + 8 + 4)
|
|
#endif
|
|
|
|
/* *INDENT-OFF* */
|
|
/* For documentation purposes only.
|
|
|
|
struct old_raw_phdr
|
|
{
|
|
char low_pc[sizeof(void *)]; -- base pc address of sample buffer
|
|
char high_pc[sizeof(void *)] -- max pc address of sampled buffer
|
|
char ncnt[4]; -- size of sample buffer (plus this
|
|
header)
|
|
|
|
if defined (__alpha__) && defined (__osf__)
|
|
char pad[4]; -- DEC's OSF v3.0 uses 4 bytes of padding
|
|
-- to bring the header to a size that is a
|
|
-- multiple of 8.
|
|
endif
|
|
};
|
|
*/
|
|
/* *INDENT-ON* */
|
|
|
|
/*
|
|
* Histogram counters are unsigned shorts:
|
|
*/
|
|
#define HISTCOUNTER unsigned short
|
|
|
|
/*
|
|
* Fraction of text space to allocate for histogram counters here, 1/2:
|
|
*/
|
|
#define HISTFRACTION 2
|
|
|
|
/*
|
|
* Fraction of text space to allocate for from hash buckets. The
|
|
* value of HASHFRACTION is based on the minimum number of bytes of
|
|
* separation between two subroutine call points in the object code.
|
|
* Given MIN_SUBR_SEPARATION bytes of separation the value of
|
|
* HASHFRACTION is calculated as:
|
|
*
|
|
* HASHFRACTION = MIN_SUBR_SEPARATION / (2 * sizeof(short) - 1);
|
|
*
|
|
* For the VAX, the shortest two call sequence is:
|
|
*
|
|
* calls $0,(r0)
|
|
* calls $0,(r0)
|
|
*
|
|
* which is separated by only three bytes, thus HASHFRACTION is
|
|
* calculated as:
|
|
*
|
|
* HASHFRACTION = 3 / (2 * 2 - 1) = 1
|
|
*
|
|
* Note that the division above rounds down, thus if MIN_SUBR_FRACTION
|
|
* is less than three, this algorithm will not work!
|
|
*/
|
|
#define HASHFRACTION 1
|
|
|
|
/*
|
|
* Percent of text space to allocate for tostructs with a minimum:
|
|
*/
|
|
#define ARCDENSITY 2
|
|
#define MINARCS 50
|
|
|
|
struct tostruct
|
|
{
|
|
char *selfpc;
|
|
int count;
|
|
unsigned short link;
|
|
};
|
|
|
|
/*
|
|
* A raw arc, with pointers to the calling site and the called site
|
|
* and a count. Everything is defined in terms of characters so
|
|
* as to get a packed representation (otherwise, different compilers
|
|
* might introduce different padding):
|
|
*/
|
|
|
|
/* *INDENT-OFF* */
|
|
/* For documentation purposes only.
|
|
|
|
struct raw_arc
|
|
{
|
|
char from_pc[sizeof(void *)];
|
|
char self_pc[sizeof(void *)];
|
|
char count[sizeof(long)];
|
|
};
|
|
*/
|
|
/* *INDENT-ON* */
|
|
|
|
/*
|
|
* General rounding functions:
|
|
*/
|
|
#define ROUNDDOWN(x,y) (((x)/(y))*(y))
|
|
#define ROUNDUP(x,y) ((((x)+(y)-1)/(y))*(y))
|
|
|
|
#endif /* gmon_h */
|