diff options
Diffstat (limited to 'gnu/usr.bin/binutils/gprof/hist.c')
| -rw-r--r-- | gnu/usr.bin/binutils/gprof/hist.c | 46 |
1 files changed, 30 insertions, 16 deletions
diff --git a/gnu/usr.bin/binutils/gprof/hist.c b/gnu/usr.bin/binutils/gprof/hist.c index ed360cdc8b6..bfa34eebf08 100644 --- a/gnu/usr.bin/binutils/gprof/hist.c +++ b/gnu/usr.bin/binutils/gprof/hist.c @@ -1,6 +1,6 @@ /* hist.c - Histogram related operations. - Copyright 2000, 2001 Free Software Foundation, Inc. + Copyright 2000, 2001, 2002 Free Software Foundation, Inc. This file is part of GNU Binutils. @@ -19,20 +19,24 @@ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ -#include <stdio.h> #include "libiberty.h" #include "gprof.h" +#include "search_list.h" +#include "source.h" +#include "symtab.h" #include "corefile.h" #include "gmon_io.h" #include "gmon_out.h" #include "hist.h" -#include "symtab.h" #include "sym_ids.h" #include "utils.h" #define UNITS_TO_CODE (offset_to_code / sizeof(UNIT)) static void scale_and_align_entries PARAMS ((void)); +static void print_header PARAMS ((int)); +static void print_line PARAMS ((Sym *, double)); +static int cmp_time PARAMS ((const PTR, const PTR)); /* Declarations of automatically generated functions to output blurbs. */ extern void flat_blurb PARAMS ((FILE * fp)); @@ -76,7 +80,9 @@ SItab[] = is provided for formatting error messages only. */ void -DEFUN (hist_read_rec, (ifp, filename), FILE * ifp AND const char *filename) +hist_read_rec (ifp, filename) + FILE * ifp; + const char *filename; { bfd_vma n_lowpc, n_highpc; int i, ncnt, profrate; @@ -151,7 +157,9 @@ DEFUN (hist_read_rec, (ifp, filename), FILE * ifp AND const char *filename) of OFP and is provided for formatting error-messages only. */ void -DEFUN (hist_write_hist, (ofp, filename), FILE * ofp AND const char *filename) +hist_write_hist (ofp, filename) + FILE * ofp; + const char *filename; { UNIT count; int i; @@ -172,7 +180,7 @@ DEFUN (hist_write_hist, (ofp, filename), FILE * ofp AND const char *filename) for (i = 0; i < hist_num_bins; ++i) { - bfd_put_16 (core_bfd, hist_sample[i], (bfd_byte *) & count[0]); + bfd_put_16 (core_bfd, (bfd_vma) hist_sample[i], (bfd_byte *) &count[0]); if (fwrite (&count[0], sizeof (count), 1, ofp) != 1) { @@ -254,7 +262,7 @@ scale_and_align_entries () cases, above). */ void -DEFUN_VOID (hist_assign_samples) +hist_assign_samples () { bfd_vma bin_low_pc, bin_high_pc; bfd_vma sym_low_pc, sym_high_pc; @@ -343,7 +351,8 @@ DEFUN_VOID (hist_assign_samples) /* Print header for flag histogram profile. */ static void -DEFUN (print_header, (prefix), const char prefix) +print_header (prefix) + int prefix; { char unit[64]; @@ -382,7 +391,9 @@ DEFUN (print_header, (prefix), const char prefix) static void -DEFUN (print_line, (sym, scale), Sym * sym AND double scale) +print_line (sym, scale) + Sym *sym; + double scale; { if (ignore_zeros && sym->ncalls == 0 && sym->hist.time == 0) return; @@ -419,7 +430,9 @@ DEFUN (print_line, (sym, scale), Sym * sym AND double scale) lexicographic order of the function names. */ static int -DEFUN (cmp_time, (lp, rp), const PTR lp AND const PTR rp) +cmp_time (lp, rp) + const PTR lp; + const PTR rp; { const Sym *left = *(const Sym **) lp; const Sym *right = *(const Sym **) rp; @@ -446,11 +459,11 @@ DEFUN (cmp_time, (lp, rp), const PTR lp AND const PTR rp) /* Print the flat histogram profile. */ void -DEFUN_VOID (hist_print) +hist_print () { Sym **time_sorted_syms, *top_dog, *sym; unsigned int index; - int log_scale; + unsigned log_scale; double top_time, time; bfd_vma addr; @@ -515,11 +528,12 @@ DEFUN_VOID (hist_print) { top_time /= hz; - while (SItab[log_scale].scale * top_time < 1000.0 - && ((size_t) log_scale - < sizeof (SItab) / sizeof (SItab[0]) - 1)) + for (log_scale = 0; log_scale < ARRAY_SIZE (SItab); log_scale ++) { - ++log_scale; + double scaled_value = SItab[log_scale].scale * top_time; + + if (scaled_value >= 1.0 && scaled_value < 1000.0) + break; } } } |