1WABT(1) BSD General Commands Manual WABT(1)
2
4 wast2json — convert a file in the wasm spec test format to a JSON file
5 and associated wasm binary files
6
8 wast2json [options] file
9
11 wast2json reads a file in the wasm spec test format, checks it for er‐
12 rors, and converts it to a JSON file and associated wasm binary files.
13
14 The options are as follows:
15
16 -v, --verbose
17 Use multiple times for more info
18
19 --help Print this help message
20
21 --debug-parser
22 Turn on debugging the parser of wast files
23
24 --enable-exceptions
25 Enable Experimental exception handling
26
27 --disable-mutable-globals
28 Disable Import/export mutable globals
29
30 --enable-saturating-float-to-int
31 Enable Saturating float-to-int operators
32
33 --enable-sign-extension
34 Enable Sign-extension operators
35
36 --disable-simd
37 Disable SIMD support
38
39 --enable-threads
40 Enable Threading support
41
42 --enable-multi-value
43 Enable Multi-value
44
45 --enable-tail-call
46 Enable Tail-call support
47
48 -o, --output=FILE
49 output wasm binary file
50
51 -r, --relocatable
52 Create a relocatable wasm binary (suitable for linking with e.g.
53 lld)
54
55 --no-canonicalize-leb128s
56 Write all LEB128 sizes as 5-bytes instead of their minimal size
57
58 --debug-names
59 Write debug names to the generated binary file
60
61 --no-check
62 Don't check for invalid modules
63
65 Parse spec-test.wast, and write files to spec-test.json. Modules are
66 written to spec-test.0.wasm, spec-test.1.wasm, etc.
67
68 $ wast2json spec-test.wast -o spec-test.json
69
71 wasm-interp(1), wasm-objdump(1), wasm-opcodecnt(1), wasm-strip(1),
72 wasm-validate(1), wasm2c(1), wasm2wat(1), wat-desugar(1), wat2wasm(1),
73 spectest-interp(1)
74
76 If you find a bug, please report it at
77 https://github.com/WebAssembly/wabt/issues
78
79BSD July 21, 2022 BSD