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/* profil.h: gprof profiling header file
Copyright 1998, 1999, 2000, 2001 Red Hat, Inc.
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);
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