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author | Ulrich Drepper <drepper@redhat.com> | 1999-10-30 06:56:10 +0000 |
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committer | Ulrich Drepper <drepper@redhat.com> | 1999-10-30 06:56:10 +0000 |
commit | aaa1276ee31ca872190cd097c7b4d845996fed39 (patch) | |
tree | d14e77b1744c5713f4cfff6e86c9417d7ddd8ce8 /math | |
parent | 6491b8094e929133e3eb8793bb6296f69fb54a78 (diff) | |
download | glibc-aaa1276ee31ca872190cd097c7b4d845996fed39.tar.gz glibc-aaa1276ee31ca872190cd097c7b4d845996fed39.tar.xz glibc-aaa1276ee31ca872190cd097c7b4d845996fed39.zip |
Update.
* manual/math.texi (Errors in Math Functions): New section. * math/libm-err-tab.pl: Moved to... * manual/libm-err-tab.pl: ...here. * manual/Makefile: Add rules for math function error table generation.
Diffstat (limited to 'math')
-rwxr-xr-x | math/libm-err-tab.pl | 207 |
1 files changed, 0 insertions, 207 deletions
diff --git a/math/libm-err-tab.pl b/math/libm-err-tab.pl deleted file mode 100755 index 448bf801ab..0000000000 --- a/math/libm-err-tab.pl +++ /dev/null @@ -1,207 +0,0 @@ -#!/usr/bin/perl -w - -# Copyright (C) 1999 Free Software Foundation, Inc. -# This file is part of the GNU C Library. -# Contributed by Andreas Jaeger <aj@suse.de>, 1999. - -# The GNU C Library is free software; you can redistribute it and/or -# modify it under the terms of the GNU Library General Public License as -# published by the Free Software Foundation; either version 2 of the -# License, or (at your option) any later version. - -# The GNU C Library 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 -# Library General Public License for more details. - -# You should have received a copy of the GNU Library General Public -# License along with the GNU C Library; see the file COPYING.LIB. If not, -# write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, -# Boston, MA 02111-1307, USA. - -# Information about tests are stored in: %results -# $results{$test}{"type"} is the result type, e.g. normal or complex. -# In the following description $platform, $type and $float are: -# - $platform is the used platform -# - $type is either "normal", "real" (for the real part of a complex number) -# or "imag" (for the imaginary part # of a complex number). -# - $float is either of float, ifloat, double, idouble, ldouble, ildouble; -# It represents the underlying floating point type (float, double or long -# double) and if inline functions (the leading i stands for inline) -# are used. -# $results{$test}{$platform}{$type}{$float} is defined and has a delta -# or 'fail' as value. - -use File::Find; - -use strict; - -use vars qw ($sources @platforms %pplatforms); -use vars qw (%results @all_floats %suffices @all_functions); - - -# all_floats is in output order and contains all recognised float types that -# we're going to output -@all_floats = ('float', 'double', 'ldouble'); -%suffices = - ( 'float' => 'f', - 'double' => '', - 'ldouble' => 'l' - ); - -# Pretty description of platform -%pplatforms = - ( "i386/fpu" => "ix86", - "generic" => "Generic", - "alpha" => "Alpha" - ); - -@all_functions = - ( "acos", "acosh", "asin", "asinh", "atan", "atanh", - "atan2", "cabs", "cacos", "cacosh", "carg", "casin", "casinh", - "catan", "catanh", "cbrt", "ccos", "ccosh", "ceil", "cexp", "cimag", - "clog", "clog10", "conj", "copysign", "cos", "cosh", "cpow", "cproj", - "creal", "csin", "csinh", "csqrt", "ctan", "ctanh", "erf", "erfc", - "exp", "exp10", "exp2", "expm1", "fabs", "fdim", "floor", "fma", - "fmax", "fmin", "fmod", "frexp", "gamma", "hypot", - "ilogb", "j0", "j1", "jn", "lgamma", "lrint", - "llrint", "log", "log10", "log1p", "log2", "logb", "lround", - "llround", "modf", "nearbyint", "nextafter", "nexttoward", "pow", - "remainder", "remquo", "rint", "round", "scalb", "scalbn", "scalbln", - "sin", "sincos", "sinh", "sqrt", "tan", "tanh", "tgamma", - "trunc", "y0", "y1", "yn" ); -# "fpclassify", "isfinite", "isnormal", "signbit" are not tabulated - -if ($#ARGV == 0) { - $sources = $ARGV[0]; -} else { - $sources = '/usr/src/cvs/libc'; -} - -find (\&find_files, $sources); - -&print_all; - -sub find_files { - if ($_ eq 'libm-test-ulps') { - # print "Parsing $File::Find::name\n"; - push @platforms, $File::Find::dir; - &parse_ulps ($File::Find::name, $File::Find::dir); - } -} - -# Parse ulps file -sub parse_ulps { - my ($file, $platform) = @_; - my ($test, $type, $float, $eps, $kind); - - # $type has the following values: - # "normal": No complex variable - # "real": Real part of complex result - # "imag": Imaginary part of complex result - open ULP, $file or die ("Can't open $file: $!"); - while (<ULP>) { - chop; - # ignore comments and empty lines - next if /^#/; - next if /^\s*$/; - if (/^Test/) { - $kind = 'test'; - next; - } - if (/^Function: /) { - if (/\Real part of/) { - s/Real part of //; - $type = 'real'; - } elsif (/Imaginary part of/) { - s/Imaginary part of //; - $type = 'imag'; - } else { - $type = 'normal'; - } - ($test) = ($_ =~ /^Function:\s*\"([a-zA-Z0-9_]+)\"/); - $kind = 'fct'; - next; - } - # Only handle maximal errors of functions - next if ($kind eq 'test'); - if (/^i?(float|double|ldouble):/) { - ($float, $eps) = split /\s*:\s*/,$_,2; - if ($eps eq 'fail') { - $results{$test}{$platform}{$type}{$float} = 'fail'; - } elsif ($eps eq "0") { - # ignore - next; - } elsif (!exists $results{$test}{$platform}{$type}{$float} - || $results{$test}{$platform}{$type}{$float} ne 'fail') { - $results{$test}{$platform}{$type}{$float} = $eps; - } - if ($type =~ /^real|imag$/) { - $results{$test}{'type'} = 'complex'; - } elsif ($type eq 'normal') { - $results{$test}{'type'} = 'normal'; - } - next; - } - print "Skipping unknown entry: `$_'\n"; - } - close ULP; -} - -sub get_value { - my ($fct, $platform, $type, $float) = @_; - - return (exists $results{$fct}{$platform}{$type}{$float} - ? $results{$fct}{$platform}{$type}{$float} : "0"); -} - -sub canonicalize_platform { - my ($platform) = @_; - - $platform =~ s|^(.*/sysdeps/)||; - - - return exists $pplatforms{$platform} ? $pplatforms{$platform} : $platform; -} - -sub print_all { - my ($fct, $platform, $float, $first, $i); - - print '@multitable {nexttowardf} '; - foreach (@platforms) { - print ' {1000 + i 1000}'; - } - print "\n"; - - print '@item Function '; - foreach (@platforms) { - print ' @tab '; - print &canonicalize_platform ($_); - } - print "\n"; - - - foreach $fct (@all_functions) { - foreach $float (@all_floats) { - print "\@item $fct$suffices{$float} "; - foreach $platform (@platforms) { - print ' @tab '; - if (exists $results{$fct}{$platform}{'normal'}{$float} - || exists $results{$fct}{$platform}{'real'}{$float} - || exists $results{$fct}{$platform}{'imag'}{$float}) { - if ($results{$fct}{'type'} eq 'complex') { - print &get_value ($fct, $platform, 'real', $float), - ' + i ', &get_value ($fct, $platform, 'imag', $float); - } else { - print $results{$fct}{$platform}{'normal'}{$float}; - } - } else { - print '-'; - } - } - print "\n"; - } - } - - print "\@end multitable\n"; -} |