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Start working on plugin epoch async yield

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This commit is contained in:
Isaac Clayton 2022-07-12 16:32:41 +02:00
parent 8bcfcce506
commit 170d27b04c
2 changed files with 17 additions and 6 deletions
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2
crates/plugin_runtime/build.rs
View file

@ -60,7 +60,7 @@ fn main() {
fn create_default_engine() -> Engine { fn create_default_engine() -> Engine {
let mut config = Config::default(); let mut config = Config::default();
config.async_support(true); config.async_support(true);
// config.epoch_interruption(true); config.epoch_interruption(true);
Engine::new(&config).expect("Could not create engine") Engine::new(&config).expect("Could not create engine")
} }

21
crates/plugin_runtime/src/plugin.rs
View file

@ -71,7 +71,7 @@ pub struct PluginBuilder {
pub fn create_default_engine() -> Result<Engine, Error> { pub fn create_default_engine() -> Result<Engine, Error> {
let mut config = Config::default(); let mut config = Config::default();
config.async_support(true); config.async_support(true);
// config.epoch_interruption(true); config.epoch_interruption(true);
Engine::new(&config) Engine::new(&config)
} }
@ -303,11 +303,12 @@ impl Plugin {
println!(); println!();
} }
async fn init( async fn init<T, F: Future<Output = ()> + Send + 'static>(
precompiled: bool, precompiled: bool,
module: Vec<u8>, module: Vec<u8>,
plugin: PluginBuilder, plugin: PluginBuilder,
) -> Result<Self, Error> { spawn_incrementer: impl Fn(F) -> T,
) -> Result<(Self, T), Error> {
// initialize the WebAssembly System Interface context // initialize the WebAssembly System Interface context
let engine = plugin.engine; let engine = plugin.engine;
let mut linker = plugin.linker; let mut linker = plugin.linker;
@ -322,7 +323,8 @@ impl Plugin {
alloc: None, alloc: None,
}, },
); );
// store.epoch_deadline_async_yield_and_update(todo!()); store.epoch_deadline_async_yield_and_update(1);
let module = if precompiled { let module = if precompiled {
unsafe { Module::deserialize(&engine, module)? } unsafe { Module::deserialize(&engine, module)? }
} else { } else {
@ -342,7 +344,16 @@ impl Plugin {
free_buffer, free_buffer,
}); });
Ok(Plugin { store, instance }) let plugin = Plugin { store, instance };
let incrementer = spawn_incrementer(async move {
loop {
smol::Timer::after(std::time::Duration::from_millis(100)).await;
engine.increment_epoch();
}
});
Ok((plugin, incrementer))
} }
/// Attaches a file or directory the the given system path to the runtime. /// Attaches a file or directory the the given system path to the runtime.