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Diffstat (limited to 'Source/JavaScriptCore/generate-js-builtins')
| -rw-r--r-- | Source/JavaScriptCore/generate-js-builtins | 321 |
1 files changed, 0 insertions, 321 deletions
diff --git a/Source/JavaScriptCore/generate-js-builtins b/Source/JavaScriptCore/generate-js-builtins deleted file mode 100644 index 96471636f..000000000 --- a/Source/JavaScriptCore/generate-js-builtins +++ /dev/null @@ -1,321 +0,0 @@ -#!/usr/bin/python -# Copyright (C) 2014 Apple Inc. All rights reserved. -# -# Redistribution and use in source and binary forms, with or without -# modification, are permitted provided that the following conditions -# are met: -# 1. Redistributions of source code must retain the above copyright -# notice, this list of conditions and the following disclaimer. -# 2. Redistributions in binary form must reproduce the above copyright -# notice, this list of conditions and the following disclaimer in the -# documentation and/or other materials provided with the distribution. -# -# THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY -# EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE -# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR -# PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR -# CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, -# EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, -# PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR -# PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY -# OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT -# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE -# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - -import argparse -import filecmp -import fnmatch -import os -import re -import shutil -import sys -import datetime -import json - -parser = argparse.ArgumentParser() -parser.add_argument('input_file', nargs='*', help='Input JS files which builtins generated from') -parser.add_argument('--input-directory', help='All JS files will be used as input from this directory.') -parser.add_argument('--output', help='path to output cpp or h file') -args = parser.parse_args() - -copyrightText = """ * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * - * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY - * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR - * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR - * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, - * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, - * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR - * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY - * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT - * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE - * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - */\n -""" - -generatorString = "/* Generated by %s do not hand edit. */\n" % os.path.basename(__file__) - -functionHeadRegExp = re.compile(r"(?:function|constructor)\s+\w+\s*\(.*?\)", re.MULTILINE | re.S) -functionNameRegExp = re.compile(r"(?:function|constructor)\s+(\w+)\s*\(", re.MULTILINE | re.S) -functionIsConstructorRegExp = re.compile(r"^constructor", re.MULTILINE | re.S) -functionParameterFinder = re.compile(r"^(?:function|constructor)\s+(?:\w+)\s*\(((?:\s*\w+)?\s*(?:\s*,\s*\w+)*)?\s*\)", re.MULTILINE | re.S) - -multilineCommentRegExp = re.compile(r"\/\*.*?\*\/", re.MULTILINE | re.S) -singleLineCommentRegExp = re.compile(r"\/\/.*?\n", re.MULTILINE | re.S) - -def getCopyright(source): - copyrightBlock = multilineCommentRegExp.findall(source)[0] - copyrightBlock = copyrightBlock[:copyrightBlock.index("Redistribution")] - copyRightLines = [] - - for line in copyrightBlock.split("\n"): - line = line.replace("/*", "") - line = line.replace("*/", "") - line = line.replace("*", "") - line = line.replace("Copyright", "") - line = line.replace("copyright", "") - line = line.replace("(C)", "") - line = line.replace("(c)", "") - line = line.strip() - if len(line) == 0: - continue - - copyRightLines.append(line) - - return list(set(copyRightLines)) - -class Function(object): - def __init__(self, name, source, isConstructor, parameters): - self.name = name - self.source = source - self.isConstructor = isConstructor - self.parameters = parameters - - def mangleName(self, object): - qName = object + "." + self.name - mangledName = "" - i = 0 - while i < len(qName): - if qName[i] == '.': - mangledName = mangledName + qName[i + 1].upper() - i = i + 1 - else: - mangledName = mangledName + qName[i] - i = i + 1 - if self.isConstructor: - mangledName = mangledName + "Constructor" - return mangledName - -def getFunctions(source): - - source = multilineCommentRegExp.sub("/**/", singleLineCommentRegExp.sub("//\n", source)) - - matches = [ f for f in functionHeadRegExp.finditer(source)] - functionBounds = [] - start = 0 - end = 0 - for match in matches: - start = match.start() - if start < end: - continue - end = match.end() - while source[end] != '{': - end = end + 1 - depth = 1 - end = end + 1 - while depth > 0: - if source[end] == '{': - depth = depth + 1 - elif source[end] == '}': - depth = depth - 1 - end = end + 1 - functionBounds.append((start, end)) - - functions = [source[start:end].strip() for (start, end) in functionBounds] - result = [] - for function in functions: - function = multilineCommentRegExp.sub("", function) - functionName = functionNameRegExp.findall(function)[0] - functionIsConstructor = functionIsConstructorRegExp.match(function) != None - functionParameters = functionParameterFinder.findall(function)[0].split(',') - if len(functionParameters[0]) == 0: - functionParameters = [] - - result.append(Function(functionName, function, functionIsConstructor, functionParameters)) - return result - - -def generateCode(source): - inputFile = open(source, "r") - baseName = os.path.basename(source).replace(".js", "") - - source = "" - for line in inputFile: - source = source + line - - if sys.platform == "cygwin": - source = source.replace("\r\n", "\n") - return (baseName, getFunctions(source), getCopyright(source)) - -builtins = [] -copyrights = [] -(output_base, _) = os.path.splitext(args.output) - -if args.input_directory: - for file in os.listdir(args.input_directory): - args.input_file.append(os.path.join(args.input_directory, file)) - -for file in args.input_file: - if fnmatch.fnmatch(file, '*.js'): - (baseName, functions, objectCopyrights) = generateCode(file) - copyrights.extend(objectCopyrights) - builtins.append((baseName, functions)) - -copyrights = list(set(copyrights)) - -copyrightBody = "" -for copyright in copyrights: - copyrightBody = copyrightBody +" * Copyright (C) " + copyright + "\n" - -builtinsHeader = open(output_base + ".h.tmp", "w") -builtinsImplementation = open(output_base + ".cpp.tmp", "w") -copyrightText = "/*\n" + copyrightBody + copyrightText -builtinsHeader.write("""%s -%s - -#ifndef JSCBuiltins_H -#define JSCBuiltins_H - -#include "ConstructAbility.h" - -namespace JSC { - -class FunctionExecutable; -class Identifier; -class JSGlobalObject; -class SourceCode; -class UnlinkedFunctionExecutable; -class VM; - -FunctionExecutable* createBuiltinExecutable(VM&, UnlinkedFunctionExecutable*, const SourceCode&); - -""" % (generatorString, copyrightText)) - -codeReferences = [] - -for (objectName, functions) in builtins: - print("Generating bindings for the %s builtin." % objectName) - builtinsHeader.write("/* %s functions */\n" % objectName) - for function in functions: - name = function.name - mangledName = function.mangleName(objectName) - mangledName = mangledName[0].lower() + mangledName[1:] + "Code" - codeReferences.append((mangledName, function)) - builtinsHeader.write("extern const char* s_%s;\n" % mangledName) - builtinsHeader.write("extern const int s_%sLength;\n" % mangledName) - builtinsHeader.write("extern const ConstructAbility s_%sConstructAbility;\n" % mangledName) - builtinsHeader.write("\n") - builtinsHeader.write("#define JSC_FOREACH_%s_BUILTIN(macro) \\\n" % objectName.replace(".", "_").upper()) - for function in functions: - mangledName = function.mangleName(objectName) - builtinsHeader.write(" macro(%s, %s, %d) \\\n" % (function.name, mangledName, len(function.parameters))) - builtinsHeader.write("\n") - for function in functions: - builtinsHeader.write("#define JSC_BUILTIN_%s 1\n" % function.mangleName(objectName).upper()) - builtinsHeader.write("\n\n") -names = [] -builtinsHeader.write("#define JSC_FOREACH_BUILTIN(macro)\\\n") -for (codeReference, function) in codeReferences: - builtinsHeader.write(" macro(%s, %s, s_%sLength) \\\n" % (codeReference, function.name, codeReference)) - names.append(function.name) - -builtinsHeader.write("\n\n") -builtinsHeader.write("#define JSC_FOREACH_BUILTIN_FUNCTION_NAME(macro) \\\n") -for name in sorted(set(names)): - builtinsHeader.write(" macro(%s) \\\n" % name) -builtinsHeader.write(""" - -#define JSC_DECLARE_BUILTIN_GENERATOR(codeName, functionName, argumentCount) \\ - FunctionExecutable* codeName##Generator(VM&); - -JSC_FOREACH_BUILTIN(JSC_DECLARE_BUILTIN_GENERATOR) -#undef JSC_DECLARE_BUILTIN_GENERATOR - -#define JSC_BUILTIN_EXISTS(name) defined JSC_BUILTIN_ ## name - -} - -#endif - -""") - -builtinsImplementation.write("""%s -%s - -#include "config.h" - -#include "JSCBuiltins.h" - -#include "BuiltinExecutables.h" -#include "ConstructAbility.h" -#include "Executable.h" -#include "JSCellInlines.h" -#include "VM.h" - -namespace JSC { - -""" % (generatorString, copyrightText)) - -for (codeReference, function) in codeReferences: - source = function.source - source = "(function " + source[source.index("("):] + ")" - lines = json.dumps(source)[1:-1].split("\\n") - sourceLength = len(source) - source = "" - for line in lines: - source = source + (" \"%s\\n\" \\\n" % line) - builtinsImplementation.write("const char* s_%s =\n%s;\n\n" % (codeReference, source)) - builtinsImplementation.write("const int s_%sLength = %d;\n\n" % (codeReference, sourceLength + 1)) # + 1 for \n - constructAbility = "ConstructAbility::CannotConstruct" - if function.isConstructor: - constructAbility = "ConstructAbility::CanConstruct" - builtinsImplementation.write("const ConstructAbility s_%sConstructAbility = %s;\n\n" % (codeReference, constructAbility)) # + 1 for \n - -builtinsImplementation.write(""" -#define JSC_DEFINE_BUILTIN_GENERATOR(codeName, functionName, argumentCount) \\ -FunctionExecutable* codeName##Generator(VM& vm) \\ -{ \\ - return vm.builtinExecutables()->codeName##Executable()->link(vm, vm.builtinExecutables()->codeName##Source()); \\ -} - -JSC_FOREACH_BUILTIN(JSC_DEFINE_BUILTIN_GENERATOR) -#undef JSC_DEFINE_BUILTIN_GENERATOR -} - -""") - -builtinsHeader.close() -builtinsImplementation.close() - -if (not os.path.exists(output_base + ".h")) or (not filecmp.cmp(output_base + ".h.tmp", output_base + ".h", shallow=False)): - if (os.path.exists(output_base + ".h")): - os.remove(output_base + ".h") - os.rename(output_base + ".h.tmp", output_base + ".h") -else: - os.remove(output_base + ".h.tmp") - -if (not os.path.exists(output_base + ".cpp")) or (not filecmp.cmp(output_base + ".cpp.tmp", output_base + ".cpp", shallow=False)): - if (os.path.exists(output_base + ".cpp")): - os.remove(output_base + ".cpp") - os.rename(output_base + ".cpp.tmp", output_base + ".cpp") -else: - os.remove(output_base + ".cpp.tmp") |