106 lines
2.9 KiB
Rust
106 lines
2.9 KiB
Rust
extern crate cretonne_wasm;
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extern crate cretonne;
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use cretonne_wasm::{translate_module, FunctionTranslation, DummyRuntime, WasmRuntime};
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use std::path::PathBuf;
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use std::fs::File;
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use std::error::Error;
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use std::io;
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use std::io::BufReader;
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use std::io::prelude::*;
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use std::fs;
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use cretonne::ir;
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use cretonne::ir::entities::AnyEntity;
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use cretonne::isa::TargetIsa;
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use cretonne::verifier;
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#[test]
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fn testsuite() {
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let mut paths: Vec<_> = fs::read_dir("../../wasmtests")
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.unwrap()
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.map(|r| r.unwrap())
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.collect();
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paths.sort_by_key(|dir| dir.path());
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for path in paths {
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let path = path.path();
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match handle_module(path) {
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Ok(()) => (),
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Err(message) => println!("{}", message),
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};
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}
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}
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fn read_wasm_file(path: PathBuf) -> Result<Vec<u8>, io::Error> {
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let mut buf: Vec<u8> = Vec::new();
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let file = File::open(path)?;
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let mut buf_reader = BufReader::new(file);
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buf_reader.read_to_end(&mut buf)?;
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Ok(buf)
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}
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fn handle_module(path: PathBuf) -> Result<(), String> {
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let data = match path.extension() {
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None => {
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return Err(String::from("the file extension is not wasm or wast"));
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}
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Some(ext) => {
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match ext.to_str() {
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Some("wasm") => {
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match read_wasm_file(path.clone()) {
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Ok(data) => data,
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Err(err) => {
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return Err(String::from(err.description()));
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}
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}
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}
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None | Some(&_) => {
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return Err(String::from("the file extension is not wasm or wast"));
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}
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}
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}
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};
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let mut dummy_runtime = DummyRuntime::new();
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let translation = {
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let runtime: &mut WasmRuntime = &mut dummy_runtime;
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match translate_module(&data, runtime) {
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Ok(x) => x,
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Err(string) => {
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return Err(string);
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}
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}
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};
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for func in translation.functions {
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let il = match func {
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FunctionTranslation::Import() => continue,
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FunctionTranslation::Code { ref il, .. } => il.clone(),
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};
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match verifier::verify_function(&il, None) {
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Ok(()) => (),
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Err(err) => return Err(pretty_verifier_error(&il, None, err)),
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}
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}
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Ok(())
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}
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/// Pretty-print a verifier error.
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pub fn pretty_verifier_error(
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func: &ir::Function,
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isa: Option<&TargetIsa>,
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err: verifier::Error,
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) -> String {
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let msg = err.to_string();
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let str1 = match err.location {
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AnyEntity::Inst(inst) => {
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format!(
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"{}\n{}: {}\n\n",
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msg,
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inst,
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func.dfg.display_inst(inst, isa)
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)
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}
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_ => String::from(format!("{}\n", msg)),
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};
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format!("{}{}", str1, func.display(isa))
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}
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