create_jit_stubs

   1 #! /usr/bin/perl -w
   2 #
   3 # Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies)
   4 # Copyright (C) 2010 Patrick Gansterer <paroga@paroga.com>
   5 #
   6 # This library is free software; you can redistribute it and/or
   7 # modify it under the terms of the GNU Library General Public
   8 # License as published by the Free Software Foundation; either
   9 # version 2 of the License, or (at your option) any later version.
  10 #
  11 # This library is distributed in the hope that it will be useful,
  12 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14 # Library General Public License for more details.
  15 #
  16 # You should have received a copy of the GNU Library General Public License
  17 # along with this library; see the file COPYING.LIB.  If not, write to
  18 # the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
  19 # Boston, MA 02110-1301, USA.
  20
  21 use strict;
  22 use File::Basename;
  23 use Getopt::Long;
  24
  25 my $usage = basename($0) . " --prefix prefix file";
  26
  27 my $rtype_template = quotemeta("#rtype#");
  28 my $op_template = quotemeta("#op#");
  29
  30 my $prefix;
  31 my $file;
  32
  33 my $getOptionsResult = GetOptions(
  34     'prefix=s' => \$prefix
  35 );
  36
  37 $file = $ARGV[0];
  38
  39 die "$usage\n" unless ($prefix and $file);
  40
  41 my $stub_template = "";
  42 my $output_end = "";
  43 my $stub = "";
  44
  45 my $rtype = "";
  46 my $op = "";
  47
  48 print STDERR "Creating JIT stubs for $file \n";
  49 open(IN, $file) or die "No such file $file";
  50
  51 while ( $_ = <IN> ) {
  52     if ( /^$prefix\_BEGIN\((.*)\)/ ) {
  53         $stub = $1;
  54         print $stub . "\n";
  55     }
  56     if ( /^$prefix\((.*)\)/ ) {
  57         $stub_template .= $1 . "\n";
  58     }
  59     if ( /^$prefix\_END\((.*)\)/ ) {
  60         $output_end .= $1 . "\n";
  61     }
  62     if ( /^DEFINE_STUB_FUNCTION\((.*), (.*)\)/ ) {
  63         $stub = $stub_template;
  64         $rtype = quotemeta($1);
  65         $op = quotemeta($2);
  66         $stub =~ s/$rtype_template/$rtype/g;
  67         $stub =~ s/$op_template/$op/g;
  68         $stub =~ s/\\\*/\*/g;
  69         print $stub;
  70     }
  71 }
  72
  73 print $output_end;
  74
  75 close(IN);