gecko-dev/js2/tools/genmap.pl

214 строки
6.9 KiB
Perl

#!/usr/bin/perl
#
# The contents of this file are subject to the Netscape Public
# License Version 1.1 (the "License"); you may not use this file
# except in compliance with the License. You may obtain a copy of
# the License at http://www.mozilla.org/NPL/
#
# Software distributed under the License is distributed on an "AS
# IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
# implied. See the License for the specific language governing
# rights and limitations under the License.
#
# The Original Code is JavaScript 2 Prototype.
#
# The Initial Developer of the Original Code is Netscape
# Communications Corporation. Portions created by Netscape are
# Copyright (C) 1997-1999 Netscape Communications Corporation. All
# Rights Reserved.
#
# Alternatively, the contents of this file may be used under the
# terms of the GNU Public License (the "GPL"), in which case the
# provisions of the GPL are applicable instead of those above.
# If you wish to allow use of your version of this file only
# under the terms of the GPL and not to allow others to use your
# version of this file under the NPL, indicate your decision by
# deleting the provisions above and replace them with the notice
# and other provisions required by the GPL. If you do not delete
# the provisions above, a recipient may use your version of this
# file under either the NPL or the GPL.
#
# Contributers:
#
use strict;
use jsicodes;
my $tab = " ";
my @map = &get_map();
my $map_body = join ("\n", @map);
my $map_size = $#map + 1;
my $gen_body = &get_generator();
print <<MAP_END;
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*-
*
* The contents of this file are subject to the Netscape Public
* License Version 1.1 (the "License"); you may not use this file
* except in compliance with the License. You may obtain a copy of
* the License at http://www.mozilla.org/NPL/
*
* Software distributed under the License is distributed on an "AS
* IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
* implied. See the License for the specific language governing
* rights and limitations under the License.
*
* The Original Code is the JavaScript 2 Prototype.
*
* The Initial Developer of the Original Code is Netscape
* Communications Corporation. Portions created by Netscape are
* Copyright (C) 1998 Netscape Communications Corporation. All
* Rights Reserved.
*
* Contributor(s):
*
* Alternatively, the contents of this file may be used under the
* terms of the GNU Public License (the "GPL"), in which case the
* provisions of the GPL are applicable instead of those above.
* If you wish to allow use of your version of this file only
* under the terms of the GPL and not to allow others to use your
* version of this file under the NPL, indicate your decision by
* deleting the provisions above and replace them with the notice
* and other provisions required by the GPL. If you do not delete
* the provisions above, a recipient may use your version of this
* file under either the NPL or the GPL.
*/
/***** THIS FILE IS AUTO GENERATED! DO NOT EDIT THIS FILE! *****
* make changes to js2/tools/genmap.pl and regenerate this file *
***** THIS FILE IS AUTO GENERATED! DO NOT EDIT THIS FILE! *****/
#ifndef __icodemap_h
#define __icodemap_h
#include "systemtypes.h"
#include "icodeasm.h"
namespace JavaScript {
namespace ICodeASM {
static uint icodemap_size = $map_size;
static struct {
char *name;
OperandType otype[4];
} icodemap [] = {
$map_body
};
VM::Instruction *InstructionFromNode (StatementNode *node)
{
using namespace VM;
using namespace JSTypes;
Instruction *i;
switch (node->icodeID)
{
$gen_body
default:
NOT_REACHED("Unknown icodeID");
}
return i;
}
}
}
#endif /* #ifdef __icodemap_h */
MAP_END
sub get_map {
my $k;
my @map;
for $k (sort(keys(%jsicodes::ops))) {
my $map_entry .= $tab . $tab . "{\"$k\", {";
my $c = $jsicodes::ops{$k};
if ($c->{"params"}) {
my @ot;
my @params = @{$c->{"params"}};
my $p;
@ot = ();
for $p (@params) {
if ($p eq "ArgumentList*") {
push (@ot, "otArgumentList");
} elsif ($p eq "JSTypes::Operator") {
push (@ot, "otJSTypesOperator");
} elsif ($p eq "ICodeModule*") {
push (@ot, "otICodeModule");
} elsif ($p eq "JSClass*") {
push (@ot, "otJSClass");
} elsif ($p eq "JSFunction*") {
push (@ot, "otJSFunction");
} elsif ($p eq "JSString*") {
push (@ot, "otJSString");
} elsif ($p eq "JSType*") {
push (@ot, "otJSType");
} elsif ($p eq "Label*") {
push (@ot, "otLabel");
} elsif ($p eq "TypedRegister") {
push (@ot, "otRegister");
} elsif ($p eq "bool") {
push (@ot, "otBool");
} elsif ($p eq "const StringAtom*") {
push (@ot, "otStringAtom");
} elsif ($p eq "double") {
push (@ot, "otDouble");
} elsif ($p eq "uint32") {
push (@ot, "otUInt32");
} else {
die "unknown parameter type '$p' for icode '$k'.\n";
}
}
$map_entry .= join (", ", @ot);
} else {
$map_entry .= "otNone";
}
$map_entry .= "}},";
push (@map, $map_entry);
}
return @map;
}
sub get_generator {
my $k;
my $rval = "";
my $icode_id = 0;
for $k (sort(keys(%jsicodes::ops))) {
my $c = $jsicodes::ops{$k};
my @args = ();
if ($c->{"params"}) {
my @params = @{$c->{"params"}};
my $arg_num = 0;
my $p;
for $p (@params) {
if ($p eq "TypedRegister") {
push (@args, "TypedRegister(static_cast<Register>(node->operand[$arg_num].data), 0)");
} elsif ($p eq "ArgumentList") {
push (@args, "*(reinterpret_cast<ArgumentList *>(node->operand[$arg_num].data))");
} elsif ($p =~ /\*$/) {
push (@args, "reinterpret_cast<$p>(node->operand[$arg_num].data)");
} else {
push (@args, "static_cast<$p>(node->operand[$arg_num].data)");
}
$arg_num++;
}
}
$rval .= $tab . $tab . $tab . "case $icode_id:\n";
$rval .= $tab . $tab . $tab . $tab .
"i = new " . &jsicodes::get_classname($k) . " (" . join (", ", @args) .
");\n";
$rval .= $tab . $tab . $tab . $tab . "break;\n";
$icode_id++;
}
return $rval;
}