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Update the fuzzing harness for API changes.

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This commit is contained in:
Dan Gohman
2018-07-20 16:18:52 -07:00
parent dd3a9dab6e
commit 1413a58544
3 changed files with 19 additions and 10 deletions
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22
fuzz/fuzz_targets/compile.rs
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@@ -2,26 +2,34 @@
#[macro_use]
extern crate libfuzzer_sys;
extern crate cranelift;
extern crate cranelift_codegen;
extern crate cranelift_wasm;
extern crate cranelift_native;
extern crate wasmtime_runtime;
extern crate wasmtime_execute;
extern crate wasmparser;
use cranelift::settings;
use cranelift_codegen::settings;
use cranelift_wasm::translate_module;
use wasmtime_runtime::{ModuleEnvironment, Module};
use wasmparser::{validate};
fuzz_target!(|data: &[u8]| {
if !validate(data, None) {
return;
}
let (flag_builder, isa_builder) = cranelift_native::builders().unwrap_or_else(|_| {
panic!("host machine is not a supported target");
});
let isa = isa_builder.finish(settings::Flags::new(&flag_builder));
let mut runtime = wasmtime_runtime::Runtime::with_flags(isa.flags().clone());
let translation = match translate_module(&data, &mut runtime) {
Ok(x) => x,
let isa = isa_builder.finish(settings::Flags::new(flag_builder));
let mut module = Module::new();
let mut runtime = ModuleEnvironment::new(&*isa, &mut module);
match translate_module(&data, &mut runtime) {
Ok(()) => (),
Err(_) => return,
};
let _exec = match wasmtime_execute::compile_module(&translation, &*isa, &runtime) {
let translation = runtime.finish_translation();
let _exec = match wasmtime_execute::compile_module(&*isa, &translation) {
Ok(x) => x,
Err(_) => return,
};