| WABT(1) | General Commands Manual | WABT(1) |
NAME¶
wasm2wat —
translate from the binary format to the text
format
SYNOPSIS¶
wasm2wat |
[options] file |
DESCRIPTION¶
wasm2wat Read a file in the WebAssembly
binary format, and convert it to the WebAssembly text format.
The options are as follows:
--help- Print a help message
--version- Print version information
-v,--verbose- Use multiple times for more info
-o,--output=FILENAME- Output file for the generated wast file, by default use stdout
-f,--fold-exprs- Write folded expressions where possible
--enable-exceptions- Enable Experimental exception handling
--disable-mutable-globals- Disable Import/export mutable globals
--disable-saturating-float-to-int- Disable Saturating float-to-int operators
--disable-sign-extension- Disable Sign-extension operators
--disable-simd- Disable SIMD support
--enable-threads- Enable Threading support
--enable-function-references- Enable Typed function references
--disable-multi-value- Disable Multi-value
--enable-tail-call- Enable Tail-call support
--disable-bulk-memory- Disable Bulk-memory operations
--disable-reference-types- Disable Reference types (externref)
--enable-annotations- Enable Custom annotation syntax
--enable-code-metadata- Enable Code metadata
--enable-gc- Enable Garbage collection
--enable-memory64- Enable 64-bit memory
--enable-multi-memory- Enable Multi-memory
--enable-extended-const- Enable Extended constant expressions
--enable-all- Enable all features
--inline-exports- Write all exports inline
--inline-imports- Write all imports inline
--no-debug-names- Ignore debug names in the binary file
--ignore-custom-section-errors- Ignore errors in custom sections
--generate-names- Give auto-generated names to non-named functions, types, etc.
--no-check- Don't check for invalid modules
EXAMPLES¶
Parse binary file test.wasm and write text file test.wast
$ wasm2wat test.wasm -o
test.watParse test.wasm, write test.wat, but ignore the debug names, if any
$ wasm2wat test.wasm --no-debug-names
-o test.watSEE ALSO¶
wasm-decompile(1), wasm-interp(1), wasm-objdump(1), wasm-stats(1), wasm-strip(1), wasm-validate(1), wasm2c(1), wast2json(1), wat-desugar(1), wat2wasm(1), spectest-interp(1)
BUGS¶
If you find a bug, please report it at
https://github.com/WebAssembly/wabt/issues.
| August 16, 2025 | Debian |