7592c99f3b
wasmtime-execute is now wasmtime-jit. Move `JITCode` and the TargetIsa into a new `Compiler` type. `InstancePlus` is no more, with trampoline functionality now handled by `Compiler`.
36 lines
1.1 KiB
Rust
36 lines
1.1 KiB
Rust
#![no_main]
|
|
|
|
#[macro_use]
|
|
extern crate libfuzzer_sys;
|
|
extern crate cranelift_codegen;
|
|
extern crate cranelift_native;
|
|
extern crate wasmparser;
|
|
extern crate wasmtime_environ;
|
|
extern crate wasmtime_jit;
|
|
|
|
use cranelift_codegen::settings;
|
|
use wasmparser::validate;
|
|
use wasmtime_environ::{Module, ModuleEnvironment};
|
|
|
|
fuzz_target!(|data: &[u8]| {
|
|
if !validate(data, None) {
|
|
return;
|
|
}
|
|
let flag_builder = settings::builder();
|
|
let isa_builder = cranelift_native::builder().unwrap_or_else(|_| {
|
|
panic!("host machine is not a supported target");
|
|
});
|
|
let isa = isa_builder.finish(settings::Flags::new(flag_builder));
|
|
let mut module = Module::new();
|
|
let environment = ModuleEnvironment::new(&*isa, &mut module);
|
|
let translation = match environment.translate(&data) {
|
|
Ok(translation) => translation,
|
|
Err(_) => return,
|
|
};
|
|
let imports_resolver = |_env: &str, _function: &str| None;
|
|
let _exec = match wasmtime_jit::compile_and_link_module(&*isa, &translation, imports_resolver) {
|
|
Ok(x) => x,
|
|
Err(_) => return,
|
|
};
|
|
});
|