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WABT(1) General Commands Manual WABT(1)

NAME

wast2json —
convert a file in the wasm spec test format to a JSON file and associated wasm binary files

SYNOPSIS

wast2json [options] file

DESCRIPTION

wast2json reads a file in the wasm spec test format, checks it for errors, and converts it to a JSON file and associated wasm binary files.

The options are as follows:

, --verbose
Use multiple times for more info
--help
Print this help message
--debug-parser
Turn on debugging the parser of wast files
--enable-exceptions
Enable Experimental exception handling
--disable-mutable-globals
Disable Import/export mutable globals
--enable-saturating-float-to-int
Enable Saturating float-to-int operators
--enable-sign-extension
Enable Sign-extension operators
--enable-simd
Enable SIMD support
--enable-threads
Enable Threading support
--enable-multi-value
Enable Multi-value
--enable-tail-call
Enable Tail-call support
, --output=FILE
output wasm binary file
, --relocatable
Create a relocatable wasm binary (suitable for linking with e.g. lld)
--no-canonicalize-leb128s
Write all LEB128 sizes as 5-bytes instead of their minimal size
--debug-names
Write debug names to the generated binary file
--no-check
Don't check for invalid modules

EXAMPLES

Parse spec-test.wast, and write files to spec-test.json. Modules are written to spec-test.0.wasm, spec-test.1.wasm, etc.

$ wast2json spec-test.wast -o spec-test.json

SEE ALSO

wasm-interp(1), wasm-objdump(1), wasm-opcodecnt(1), wasm-strip(1), wasm-validate(1), wasm2c(1), wasm2wat(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 8, 2020 Linux 4.19.0-10-amd64