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| author | Alon Zakai <alonzakai@gmail.com> | 2016-05-12 17:50:44 -0700 |
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| committer | Alon Zakai <alonzakai@gmail.com> | 2016-05-12 17:50:44 -0700 |
| commit | 4a720eca42c463d53db1c81f9957a3e5d9011836 (patch) | |
| tree | b6810b5161b7a6835a468f63403080e26799cfad /src/tools/wasm-dis.cpp | |
| parent | f518f097c80c0659fbacf11fe12f89955093282b (diff) | |
| download | binaryen-4a720eca42c463d53db1c81f9957a3e5d9011836.tar.gz binaryen-4a720eca42c463d53db1c81f9957a3e5d9011836.tar.bz2 binaryen-4a720eca42c463d53db1c81f9957a3e5d9011836.zip | |
move console tool sources into src/tools (#490)
Diffstat (limited to 'src/tools/wasm-dis.cpp')
| -rw-r--r-- | src/tools/wasm-dis.cpp | 62 |
1 files changed, 62 insertions, 0 deletions
diff --git a/src/tools/wasm-dis.cpp b/src/tools/wasm-dis.cpp new file mode 100644 index 000000000..93c286913 --- /dev/null +++ b/src/tools/wasm-dis.cpp @@ -0,0 +1,62 @@ +/* + * Copyright 2016 WebAssembly Community Group participants + * + * Licensed under the Apache License, Version 2.0 (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.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +// +// wasm2asm console tool +// + +#include "support/colors.h" +#include "support/command-line.h" +#include "support/file.h" +#include "wasm-binary.h" +#include "wasm-printing.h" + +using namespace cashew; +using namespace wasm; + +int main(int argc, const char *argv[]) { + Options options("wasm-dis", "Un-assemble a .wasm (WebAssembly binary format) into a .wast (WebAssembly text format)"); + options.add("--output", "-o", "Output file (stdout if not specified)", + Options::Arguments::One, + [](Options *o, const std::string &argument) { + o->extra["output"] = argument; + Colors::disable(); + }) + .add_positional("INFILE", Options::Arguments::One, + [](Options *o, const std::string &argument) { + o->extra["infile"] = argument; + }); + options.parse(argc, argv); + + auto input(read_file<std::vector<char>>(options.extra["infile"], Flags::Binary, options.debug ? Flags::Debug : Flags::Release)); + + if (options.debug) std::cerr << "parsing binary..." << std::endl; + Module wasm; + try { + WasmBinaryBuilder parser(wasm, input, options.debug); + parser.read(); + } catch (ParseException& p) { + p.dump(std::cerr); + Fatal() << "error in parsing wasm binary"; + } + + if (options.debug) std::cerr << "Printing..." << std::endl; + Output output(options.extra["output"], Flags::Text, options.debug ? Flags::Debug : Flags::Release); + WasmPrinter::printModule(&wasm, output.getStream()); + output << '\n'; + + if (options.debug) std::cerr << "Done." << std::endl; +} |