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Diffstat (limited to 'winsup/cygwin/gmon.h')
-rw-r--r-- | winsup/cygwin/gmon.h | 166 |
1 files changed, 0 insertions, 166 deletions
diff --git a/winsup/cygwin/gmon.h b/winsup/cygwin/gmon.h deleted file mode 100644 index be01679..0000000 --- a/winsup/cygwin/gmon.h +++ /dev/null @@ -1,166 +0,0 @@ -/* $OpenBSD: gmon.h,v 1.3 1996/04/21 22:31:46 deraadt Exp $ */ -/* $NetBSD: gmon.h,v 1.5 1996/04/09 20:55:30 cgd Exp $ */ - -/*- - * Copyright (c) 1982, 1986, 1992, 1993 - * 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. All advertising materials mentioning features or use of this software - * must display the following acknowledgement: - * This product includes software developed by the University of - * California, Berkeley and its contributors. - * 4. 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. - * - * @(#)gmon.h 8.2 (Berkeley) 1/4/94 - */ - -#ifndef _SYS_GMON_H_ -#define _SYS_GMON_H_ - -#ifndef __P -#define __P(x) x -#endif - -#include <profile.h> - -/* - * Structure prepended to gmon.out profiling data file. - */ -struct gmonhdr { - u_long lpc; /* base pc address of sample buffer */ - u_long hpc; /* max pc address of sampled buffer */ - int ncnt; /* size of sample buffer (plus this header) */ - int version; /* version number */ - int profrate; /* profiling clock rate */ - int spare[3]; /* reserved */ -}; -#define GMONVERSION 0x00051879 - -/* - * histogram counters are unsigned shorts (according to the kernel). - */ -#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 example, on 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! - * - * In practice, however, call instructions are rarely at a minimal - * distance. Hence, we will define HASHFRACTION to be 2 across all - * architectures. This saves a reasonable amount of space for - * profiling data structures without (in practice) sacrificing - * any granularity. - */ -#define HASHFRACTION 2 - -/* - * percent of text space to allocate for tostructs with a minimum. - */ -#define ARCDENSITY 2 -#define MINARCS 50 -#define MAXARCS ((1 << (8 * sizeof(HISTCOUNTER))) - 2) - -struct tostruct { - u_long selfpc; - long count; - u_short link; - u_short pad; -}; - -/* - * a raw arc, with pointers to the calling site and - * the called site and a count. - */ -struct rawarc { - u_long raw_frompc; - u_long raw_selfpc; - long raw_count; -}; - -/* - * general rounding functions. - */ -#define ROUNDDOWN(x,y) (((x)/(y))*(y)) -#define ROUNDUP(x,y) ((((x)+(y)-1)/(y))*(y)) - -/* - * The profiling data structures are housed in this structure. - */ -struct gmonparam { - int state; - u_short *kcount; - u_long kcountsize; - u_short *froms; - u_long fromssize; - struct tostruct *tos; - u_long tossize; - long tolimit; - u_long lowpc; - u_long highpc; - u_long textsize; - u_long hashfraction; -}; -extern struct gmonparam _gmonparam; - -/* - * Possible states of profiling. - */ -#define GMON_PROF_ON 0 -#define GMON_PROF_BUSY 1 -#define GMON_PROF_ERROR 2 -#define GMON_PROF_OFF 3 - -/* - * Sysctl definitions for extracting profiling information from the kernel. - */ -#define GPROF_STATE 0 /* int: profiling enabling variable */ -#define GPROF_COUNT 1 /* struct: profile tick count buffer */ -#define GPROF_FROMS 2 /* struct: from location hash bucket */ -#define GPROF_TOS 3 /* struct: destination/count structure */ -#define GPROF_GMONPARAM 4 /* struct: profiling parameters (see above) */ -#endif /* !_SYS_GMONH_ */ |