Mercurial > octave-nkf
view scripts/general/profshow.m @ 13141:e81ddf9cacd5
maint: untabify and remove trailing whitespace from source files
* bicg.m, gmres.m, pkg.m: Untabify and remove trailing whitespace.
* libcruft/Makefile.am, libcruft/blas-xtra/cdotc3.f,
libcruft/blas-xtra/cmatm3.f, libcruft/blas-xtra/ddot3.f,
libcruft/blas-xtra/dmatm3.f, libcruft/blas-xtra/sdot3.f,
libcruft/blas-xtra/smatm3.f, libcruft/blas-xtra/zdotc3.f,
libcruft/blas-xtra/zmatm3.f, libcruft/lapack-xtra/crsf2csf.f,
libcruft/lapack-xtra/zrsf2csf.f, liboctave/Array.cc,
liboctave/DASPK-opts.in, liboctave/DASRT-opts.in,
liboctave/DASSL-opts.in, liboctave/LSODE-opts.in,
liboctave/Makefile.a,mliboctave/Quad-opts.in,
liboctave/Sparse-perm-op-defs.h,
scripts/Makefile.a,mscripts/deprecated/glpkmex.m,
scripts/general/blkdiag.m, scripts/general/interp1.m,
scripts/general/profshow.m, scripts/general/quadl.m,
scripts/general/triplequad.m, scripts/help/__makeinfo__.m,
scripts/io/strread.m, scripts/io/textread.m, scripts/io/textscan.m,
scripts/linear-algebra/rank.m, scripts/miscellaneous/gzip.m,
scripts/miscellaneous/private/__xzip__.m,
scripts/miscellaneous/tempdir.m, scripts/miscellaneous/unpack.m,
scripts/pkg/pkg.m, scripts/plot/allchild.m, scripts/plot/ancestor.m,
scripts/plot/cla.m, scripts/plot/clf.m, scripts/plot/findall.m,
scripts/plot/findobj.m, scripts/plot/gca.m, scripts/plot/gcf.m,
scripts/plot/hggroup.m, scripts/plot/isfigure.m,
scripts/plot/ishghandle.m, scripts/plot/legend.m,
scripts/plot/line.m, scripts/plot/loglog.m, scripts/plot/patch.m,
scripts/plot/print.m, scripts/plot/private/__quiver__.m,
scripts/plot/private/__scatter__.m, scripts/plot/rectangle.m,
scripts/plot/semilogx.m, scripts/plot/semilogy.m,
scripts/plot/surface.m, scripts/plot/text.m, scripts/plot/title.m,
scripts/plot/trisurf.m, scripts/plot/view.m, scripts/plot/whitebg.m,
scripts/plot/xlabel.m, scripts/plot/xlim.m, scripts/plot/ylabel.m,
scripts/plot/ylim.m, scripts/plot/zlabel.m, scripts/plot/zlim.m,
scripts/polynomial/mkpp.m, scripts/polynomial/polygcd.m,
scripts/polynomial/ppint.m, scripts/polynomial/ppjumps.m,
scripts/polynomial/ppval.m, scripts/set/setxor.m,
scripts/sparse/bicgstab.m, scripts/sparse/cgs.m,
scripts/sparse/spconvert.m, scripts/specfun/nthroot.m,
scripts/strings/strmatch.m, scripts/strings/untabify.m,
scripts/testfun/demo.m, scripts/testfun/example.m,
src/DLD-FUNCTIONS/filter.cc, src/DLD-FUNCTIONS/mgorth.cc,
src/DLD-FUNCTIONS/quadcc.cc, src/DLD-FUNCTIONS/str2double.cc,
src/Makefile.a,msrc/gl-render.cc, src/gl2ps-renderer.cc,
src/graphics.cc, src/octave-config.cc.in, src/octave-config.in,
src/ov-class.h, src/ov-fcn.h, src/profiler.cc, src/profiler.h,
src/pt-binop.cc, src/pt-unop.cc, src/symtab.cc, src/txt-eng-ft.cc:
Remove trailing whitespace.
author | John W. Eaton <jwe@octave.org> |
---|---|
date | Thu, 15 Sep 2011 12:51:10 -0400 |
parents | 66662c033301 |
children | c5ddb99ff5de |
line wrap: on
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## Copyright (C) 2011 Daniel Kraft ## ## This file is part of Octave. ## ## Octave 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 3 of the License, or (at ## your option) any later version. ## ## Octave is distributed in the hope that it will be useful, but ## WITHOUT ANY WARRANTY; without even the implied warranty of ## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU ## General Public License for more details. ## ## You should have received a copy of the GNU General Public License ## along with Octave; see the file COPYING. If not, see ## <http://www.gnu.org/licenses/>. ## -*- texinfo -*- ## @deftypefn {Function File} {} profshow (@var{data}) ## @deftypefnx {Function File} {} profshow (@var{data}, @var{n}) ## Show flat profiler results. ## ## This command prints out profiler data as a flat profile. @var{data} is the ## structure returned by @code{profile ('info')}. If @var{n} is given, it ## specifies the number of functions to show in the profile; functions are ## sorted in descending order by total time spent in them. If there are more ## than @var{n} included in the profile, those will not be shown. @var{n} ## defaults to 20. ## ## The attribute column shows @samp{R} for recursive functions and nothing ## otherwise. ## @end deftypefn ## Built-in profiler. ## Author: Daniel Kraft <d@domob.eu> function profshow (data, n = 20) if (nargin < 1 || nargin > 2) print_usage (); endif n = fix (n); if (! isscalar (n) || ! isreal (n) || ! (n > 0)) error ("profile: N must be a positive integer"); endif m = length (data.FunctionTable); n = min (n, m); ## We want to sort by times in descending order. For this, extract the ## times to an array, then sort this, and use the resulting index permutation ## to print out our table. times = -[ data.FunctionTable.TotalTime ]; [~, p] = sort (times); ## For printing the table, find out the maximum length of a function name ## so that we can proportion the table accordingly. Based on this, ## we can build the format used for printing table rows. nameLen = length ("Function"); for i = 1 : n nameLen = max (nameLen, length (data.FunctionTable(p(i)).FunctionName)); endfor headerFormat = sprintf ("%%4s %%%ds %%4s %%12s %%12s\n", nameLen); rowFormat = sprintf ("%%4d %%%ds %%4s %%12.3f %%12d\n", nameLen); printf (headerFormat, "#", "Function", "Attr", "Time (s)", "Calls"); printf ("%s\n", repmat ("-", 1, nameLen + 2 * 5 + 2 * 13)); for i = 1 : n row = data.FunctionTable(p(i)); attr = ""; if (row.IsRecursive) attr = "R"; endif printf (rowFormat, p(i), row.FunctionName, attr, ... row.TotalTime, row.NumCalls); endfor endfunction %!demo %! profile ("on"); %! A = rand (100); %! B = expm (A); %! profile ("off"); %! T = profile ("info"); %! profshow (T, 10); %!demo %! function f = myfib (n) %! if (n <= 2) %! f = 1; %! else %! f = myfib (n - 1) + myfib (n - 2); %! endif %! endfunction %! profile ("on"); %! myfib (20); %! profile ("off"); %! profshow (profile ("info"), 5); %!error profshow (); %!error profshow (1, 2, 3); %!error profshow (struct (), 1.2);