2000-02-18 03:38:33 +08:00
|
|
|
/* profil.h: gprof profiling header file
|
|
|
|
|
|
2001-09-12 04:01:02 +08:00
|
|
|
Copyright 1998, 1999, 2000, 2001 Red Hat, Inc.
|
2000-02-18 03:38:33 +08:00
|
|
|
|
|
|
|
|
This file is part of Cygwin.
|
|
|
|
|
|
|
|
|
|
This software is a copyrighted work licensed under the terms of the
|
|
|
|
|
Cygwin license. Please consult the file "CYGWIN_LICENSE" for
|
|
|
|
|
details. */
|
|
|
|
|
|
|
|
|
|
/* profiling frequency. (No larger than 1000) */
|
|
|
|
|
#define PROF_HZ 100
|
|
|
|
|
|
|
|
|
|
/* convert an addr to an index */
|
|
|
|
|
#define PROFIDX(pc, base, scale) \
|
|
|
|
|
({ \
|
|
|
|
|
size_t i = (pc - base) / 2; \
|
|
|
|
|
if (sizeof (unsigned long long int) > sizeof (size_t)) \
|
|
|
|
|
i = (unsigned long long int) i * scale / 65536; \
|
|
|
|
|
else \
|
|
|
|
|
i = i / 65536 * scale + i % 65536 * scale / 65536; \
|
|
|
|
|
i; \
|
|
|
|
|
})
|
|
|
|
|
|
|
|
|
|
/* convert an index into an address */
|
|
|
|
|
#define PROFADDR(idx, base, scale) \
|
|
|
|
|
((base) + ((((idx) << 16) / (scale)) << 1))
|
|
|
|
|
|
|
|
|
|
/* convert a bin size into a scale */
|
|
|
|
|
#define PROFSCALE(range, bins) (((bins) << 16) / ((range) >> 1))
|
|
|
|
|
|
|
|
|
|
typedef void *_WINHANDLE;
|
|
|
|
|
|
|
|
|
|
struct profinfo {
|
|
|
|
|
_WINHANDLE targthr; /* thread to profile */
|
|
|
|
|
_WINHANDLE profthr; /* profiling thread */
|
|
|
|
|
u_short *counter; /* profiling counters */
|
|
|
|
|
u_long lowpc, highpc; /* range to be profiled */
|
|
|
|
|
u_int scale; /* scale value of bins */
|
|
|
|
|
};
|
|
|
|
|
|
|
|
|
|
int profile_ctl(struct profinfo *, char *, size_t, u_long, u_int);
|
|
|
|
|
int profil(char *, size_t, u_long, u_int);
|
|
|
|
|
|
