NAME

wasm-interp —

decode and run a WebAssembly binary file

SYNOPSIS

wasm-interp [options] file

wasm-interp decodes and runs a WebAssembly binary file using a stack-based interpreter.

The options are as follows:

-v, --verbose: Use multiple times for more info
--help: Print a help message
--enable-exceptions: Experimental exception handling
--disable-mutable-globals: Import/export mutable globals
--enable-saturating-float-to-int: Saturating float-to-int operators
--enable-sign-extension: Sign-extension operators
--disable-simd: SIMD support
--enable-threads: Threading support
-V, --value-stack-size=SIZE: Size in elements of the value stack
-C, --call-stack-size=SIZE: Size in elements of the call stack
-t, --trace: Trace execution
--run-all-exports: Run all the exported functions, in order. Useful for testing
--host-print: Include an importable function named "host.print" for printing to stdout

Parse binary file test.wasm, and type-check it

$ wasm-interp test.wasm

Parse test.wasm and run all its exported functions

$ wasm-interp test.wasm
  --run-all-exports

Parse test.wasm, run the exported functions and trace the output

$ wasm-interp test.wasm
  --run-all-exports --trace

Parse test.wasm and run all its exported functions, setting the value stack size to 100 elements

$ wasm-interp test.wasm -V 100
  --run-all-exports

If you find a bug, please report it at
https://github.com/WebAssembly/wabt/issues.