/* gmon_io.c - Input and output from/to gmon.out files.
- Copyright 2000, 2001, 2002 Free Software Foundation, Inc.
+ Copyright 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2007
+ Free Software Foundation, Inc.
This file is part of GNU Binutils.
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
- the Free Software Foundation; either version 2 of the License, or
+ the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
- Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
- 02111-1307, USA. */
+ Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA
+ 02110-1301, USA. */
\f
#include "gprof.h"
#include "search_list.h"
ptr_unsigned
};
-static enum gmon_ptr_size gmon_get_ptr_size PARAMS ((void));
-static enum gmon_ptr_signedness gmon_get_ptr_signedness PARAMS ((void));
+static enum gmon_ptr_size gmon_get_ptr_size (void);
+static enum gmon_ptr_signedness gmon_get_ptr_signedness (void);
#ifdef BFD_HOST_U_64_BIT
-static int gmon_io_read_64 PARAMS ((FILE *, BFD_HOST_U_64_BIT *));
-static int gmon_io_write_64 PARAMS ((FILE *, BFD_HOST_U_64_BIT));
+static int gmon_io_read_64 (FILE *, BFD_HOST_U_64_BIT *);
+static int gmon_io_write_64 (FILE *, BFD_HOST_U_64_BIT);
#endif
static int gmon_read_raw_arc
- PARAMS ((FILE *, bfd_vma *, bfd_vma *, unsigned long *));
+ (FILE *, bfd_vma *, bfd_vma *, unsigned long *);
static int gmon_write_raw_arc
- PARAMS ((FILE *, bfd_vma, bfd_vma, unsigned long));
+ (FILE *, bfd_vma, bfd_vma, unsigned long);
int gmon_input = 0;
int gmon_file_version = 0; /* 0 == old (non-versioned) file format. */
}
int
-gmon_io_read_32 (ifp, valp)
- FILE *ifp;
- unsigned int *valp;
+gmon_io_read_32 (FILE *ifp, unsigned int *valp)
{
char buf[4];
#ifdef BFD_HOST_U_64_BIT
static int
-gmon_io_read_64 (ifp, valp)
- FILE *ifp;
- BFD_HOST_U_64_BIT *valp;
+gmon_io_read_64 (FILE *ifp, BFD_HOST_U_64_BIT *valp)
{
char buf[8];
#endif
int
-gmon_io_read_vma (ifp, valp)
- FILE *ifp;
- bfd_vma *valp;
+gmon_io_read_vma (FILE *ifp, bfd_vma *valp)
{
unsigned int val32;
#ifdef BFD_HOST_U_64_BIT
}
int
-gmon_io_read (ifp, buf, n)
- FILE *ifp;
- char *buf;
- size_t n;
+gmon_io_read (FILE *ifp, char *buf, size_t n)
{
if (fread (buf, 1, n, ifp) != n)
return 1;
}
int
-gmon_io_write_32 (ofp, val)
- FILE *ofp;
- unsigned int val;
+gmon_io_write_32 (FILE *ofp, unsigned int val)
{
char buf[4];
#ifdef BFD_HOST_U_64_BIT
static int
-gmon_io_write_64 (ofp, val)
- FILE *ofp;
- BFD_HOST_U_64_BIT val;
+gmon_io_write_64 (FILE *ofp, BFD_HOST_U_64_BIT val)
{
char buf[8];
#endif
int
-gmon_io_write_vma (ofp, val)
- FILE *ofp;
- bfd_vma val;
+gmon_io_write_vma (FILE *ofp, bfd_vma val)
{
switch (gmon_get_ptr_size ())
}
int
-gmon_io_write_8 (ofp, val)
- FILE *ofp;
- unsigned int val;
+gmon_io_write_8 (FILE *ofp, unsigned int val)
{
char buf[1];
}
int
-gmon_io_write (ofp, buf, n)
- FILE *ofp;
- char *buf;
- size_t n;
+gmon_io_write (FILE *ofp, char *buf, size_t n)
{
if (fwrite (buf, 1, n, ofp) != n)
return 1;
}
static int
-gmon_read_raw_arc (ifp, fpc, spc, cnt)
- FILE *ifp;
- bfd_vma *fpc;
- bfd_vma *spc;
- unsigned long *cnt;
+gmon_read_raw_arc (FILE *ifp, bfd_vma *fpc, bfd_vma *spc, unsigned long *cnt)
{
#ifdef BFD_HOST_U_64_BIT
BFD_HOST_U_64_BIT cnt64;
*cnt = cnt64;
break;
#endif
+
+ default:
+ return 1;
}
return 0;
}
static int
-gmon_write_raw_arc (ofp, fpc, spc, cnt)
- FILE *ofp;
- bfd_vma fpc;
- bfd_vma spc;
- unsigned long cnt;
+gmon_write_raw_arc (FILE *ofp, bfd_vma fpc, bfd_vma spc, unsigned long cnt)
{
if (gmon_io_write_vma (ofp, fpc)
}
void
-gmon_out_read (filename)
- const char *filename;
+gmon_out_read (const char *filename)
{
FILE *ifp;
struct gmon_hdr ghdr;
{
bfd_vma low_pc;
bfd_vma high_pc;
- int ncnt;
+ unsigned int ncnt;
};
- int i, samp_bytes, header_size = 0;
+ unsigned int i;
+ int samp_bytes, header_size = 0;
unsigned long count;
bfd_vma from_pc, self_pc;
- static struct hdr h;
UNIT raw_bin_count;
struct hdr tmp;
- int version;
+ unsigned int version;
+ unsigned int hist_num_bins;
/* Information from a gmon.out file is in two parts: an array of
sampling hits within pc ranges, and the arcs. */
if (version == GMONVERSION)
{
- int profrate;
+ unsigned int profrate;
/* 4.4BSD format header. */
if (gmon_io_read_32 (ifp, &profrate))
goto bad_gmon_file;
- if (!s_highpc)
+ if (!histograms)
hz = profrate;
- else if (hz != profrate)
+ else if (hz != (int) profrate)
{
fprintf (stderr,
_("%s: profiling rate incompatible with first gmon file\n"),
done (1);
}
- if (s_highpc && (tmp.low_pc != h.low_pc
- || tmp.high_pc != h.high_pc || tmp.ncnt != h.ncnt))
+ samp_bytes = tmp.ncnt - header_size;
+ hist_num_bins = samp_bytes / sizeof (UNIT);
+ if (histograms && (tmp.low_pc != histograms->lowpc
+ || tmp.high_pc != histograms->highpc
+ || (hist_num_bins != histograms->num_bins)))
{
fprintf (stderr, _("%s: incompatible with first gmon file\n"),
filename);
done (1);
}
- h = tmp;
- s_lowpc = (bfd_vma) h.low_pc;
- s_highpc = (bfd_vma) h.high_pc;
- lowpc = (bfd_vma) h.low_pc / sizeof (UNIT);
- highpc = (bfd_vma) h.high_pc / sizeof (UNIT);
- samp_bytes = h.ncnt - header_size;
- hist_num_bins = samp_bytes / sizeof (UNIT);
+ if (!histograms)
+ {
+ histograms = xmalloc (sizeof (struct histogram));
+ histograms->lowpc = tmp.low_pc;
+ histograms->highpc = tmp.high_pc;
+ histograms->num_bins = hist_num_bins;
+ histograms->sample = xmalloc (hist_num_bins * sizeof (int));
+ memset (histograms->sample, 0,
+ hist_num_bins * sizeof (int));
+ }
DBG (SAMPLEDEBUG,
printf ("[gmon_out_read] lowpc 0x%lx highpc 0x%lx ncnt %d\n",
- (unsigned long) h.low_pc, (unsigned long) h.high_pc,
- h.ncnt);
- printf ("[gmon_out_read] s_lowpc 0x%lx s_highpc 0x%lx\n",
- (unsigned long) s_lowpc, (unsigned long) s_highpc);
- printf ("[gmon_out_read] lowpc 0x%lx highpc 0x%lx\n",
- (unsigned long) lowpc, (unsigned long) highpc);
+ (unsigned long) tmp.low_pc, (unsigned long) tmp.high_pc,
+ tmp.ncnt);
printf ("[gmon_out_read] samp_bytes %d hist_num_bins %d\n",
samp_bytes, hist_num_bins));
/* Make sure that we have sensible values. */
- if (samp_bytes < 0 || lowpc > highpc)
+ if (samp_bytes < 0 || histograms->lowpc > histograms->highpc)
{
fprintf (stderr,
_("%s: file '%s' does not appear to be in gmon.out format\n"),
if (hist_num_bins)
++nhist;
- if (!hist_sample)
- {
- hist_sample =
- (int *) xmalloc (hist_num_bins * sizeof (hist_sample[0]));
-
- memset (hist_sample, 0, hist_num_bins * sizeof (hist_sample[0]));
- }
-
for (i = 0; i < hist_num_bins; ++i)
{
if (fread (raw_bin_count, sizeof (raw_bin_count), 1, ifp) != 1)
done (1);
}
- hist_sample[i] += bfd_get_16 (core_bfd, (bfd_byte *) raw_bin_count);
+ histograms->sample[i]
+ += bfd_get_16 (core_bfd, (bfd_byte *) raw_bin_count);
}
/* The rest of the file consists of a bunch of
void
-gmon_out_write (filename)
- const char *filename;
+gmon_out_write (const char *filename)
{
FILE *ofp;
struct gmon_hdr ghdr;
else if (file_format == FF_BSD || file_format == FF_BSD44)
{
UNIT raw_bin_count;
- int i, hdrsize;
+ unsigned int i, hdrsize;
unsigned padsize;
char pad[3*4];
Arc *arc;
/* Write the parts of the headers that are common to both the
old BSD and 4.4BSD formats. */
- if (gmon_io_write_vma (ofp, s_lowpc)
- || gmon_io_write_vma (ofp, s_highpc)
- || gmon_io_write_32 (ofp, hist_num_bins * sizeof (UNIT) + hdrsize))
+ if (gmon_io_write_vma (ofp, histograms->lowpc)
+ || gmon_io_write_vma (ofp, histograms->highpc)
+ || gmon_io_write_32 (ofp, histograms->num_bins
+ * sizeof (UNIT) + hdrsize))
{
perror (filename);
done (1);
}
/* Dump the samples. */
- for (i = 0; i < hist_num_bins; ++i)
+ for (i = 0; i < histograms->num_bins; ++i)
{
- bfd_put_16 (core_bfd, (bfd_vma) hist_sample[i],
+ bfd_put_16 (core_bfd, (bfd_vma) histograms->sample[i],
(bfd_byte *) &raw_bin_count[0]);
if (fwrite (&raw_bin_count[0], sizeof (raw_bin_count), 1, ofp) != 1)
{