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 [--offset offset] file";

    26 

    27 my $rtype_template = quotemeta("#rtype#");

    28 my $offset_template = quotemeta("#offset#");

    29 my $op_template = quotemeta("#op#");

    30 

    31 my $prefix;

    32 my $offset = 32;

    33 my $file;

    34 

    35 my $getOptionsResult = GetOptions(

    36     'prefix=s' => \$prefix,

    37     'offset=i' => \$offset

    38 );

    39 

    40 $file = $ENV{"WEBKITDIR"} . $ARGV[0];

    41 

    42 die "$usage\n" unless ($prefix and $file);

    43 

    44 my $stub_template = "";

    45 my $output_end = "";

    46 my $stub = "";

    47 

    48 my $rtype = "";

    49 my $op = "";

    50 

    51 print STDERR "Creating JIT stubs for $file \n";

    52 open(IN, $file) or die "No such file $file";

    53 

    54 while ( $_ = <IN> ) {

    55     if ( /^$prefix\_BEGIN\((.*)\)/ ) {

    56         $stub = $1;

    57         $stub =~ s/$offset_template/$offset/g;

    58         print $stub . "\n";

    59     }

    60     if ( /^$prefix\((.*)\)/ ) {

    61         $stub_template .= $1 . "\n";

    62     }

    63     if ( /^$prefix\_END\((.*)\)/ ) {

    64         $output_end .= $1 . "\n";

    65     }

    66     if ( /^DEFINE_STUB_FUNCTION\((.*), (.*)\)/ ) {

    67         $stub = $stub_template;

    68         $rtype = quotemeta($1);

    69         $op = quotemeta($2);

    70         $stub =~ s/$offset_template/$offset/g;

    71         $stub =~ s/$rtype_template/$rtype/g;

    72         $stub =~ s/$op_template/$op/g;

    73         $stub =~ s/\\\*/\*/g;

    74         print $stub;

    75     }

    76 }

    77 

    78 print $output_end;

    79 

    80 close(IN);