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# Copyright (C) 2018 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. AND ITS CONTRIBUTORS ``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 ITS 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.
require 'optparse'
$config = {
bytecodes_filename: {
short: "-b",
long: "--bytecodes_h FILE",
desc: "generate bytecodes macro .h FILE",
},
bytecode_structs_filename: {
short: "-s",
long: "--bytecode_structs_h FILE",
desc: "generate bytecode structs .h FILE",
},
init_asm_filename: {
short: "-a",
long: "--init_bytecodes_asm FILE",
desc: "generate ASM bytecodes init FILE",
},
bytecode_indices_filename: {
short: "-i",
long: "--bytecode_indices_h FILE",
desc: "generate indices of bytecode structs .h FILE",
},
wasm_json_filename: {
long: "--wasm_json FILE",
desc: "Path to JavaScriptCore's wasm.json file",
},
wasm_llint_generator_filename: {
long: "--wasm_llint_generator_h FILE",
desc: "Path to generate WasmLLIntGenerator entries from wasm.json file",
},
wasm_init_filename: {
long: "--init_wasm_llint FILE",
desc: "generate Wasm bytecodes init FILE",
},
bytecode_dumper_filename: {
long: "--bytecode_dumper FILE",
desc: "generate bytecode dumper FILE",
},
};
module Options
def self.optparser(options)
OptionParser.new do |opts|
opts.banner = "usage: #{opts.program_name} [options] <bytecode-list-file>"
$config.map do |key, option|
opts.on(*option.values) do |v|
options[key] = v
end
end
end
end
def self.check(argv, options)
missing = $config.keys.select{ |param| options[param].nil? }
unless missing.empty?
raise OptionParser::MissingArgument.new(missing.join(', '))
end
unless argv.length == 1
raise OptionParser::MissingArgument.new("<bytecode-list-file>")
end
end
def self.parse(argv)
options = {}
parser = optparser(options)
begin
parser.parse!(argv)
check(argv, options)
rescue OptionParser::MissingArgument, OptionParser::InvalidOption
puts $!.to_s
puts parser
exit 1
end
options[:bytecode_list] = argv[0]
options
end
end
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