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Code Issues Projects Releases Wiki Activity

Add caching. (#134)

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* Allow a module to have a different signature registry than the process-specific

* Add core ability to build compiled code caches

* Remove timing printouts

* Serialize/Deserialize memories to reduce copies

* Work more on api

* Relocate local functions relatively before external functions

* Fix incorrect definition in test

* merge errors caused by merge

* Fix emscripten compile

* Fix review comments
This commit is contained in:
Lachlan Sneff
2019-02-06 16:26:45 -08:00
committed by GitHub
parent 2f2f86a4de
commit 8fe9b7eac2
34 changed files with 1768 additions and 291 deletions
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32
lib/runtime-core/src/lib.rs
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@ -2,11 +2,17 @@
#[macro_use]
extern crate field_offset;
#[cfg(feature = "cache")]
#[macro_use]
extern crate serde_derive;
#[macro_use]
mod macros;
#[doc(hidden)]
pub mod backend;
mod backing;
#[cfg(feature = "cache")]
pub mod cache;
pub mod error;
pub mod export;
pub mod global;
@ -36,6 +42,9 @@ pub use self::module::Module;
pub use self::typed_func::Func;
use std::sync::Arc;
#[cfg(feature = "cache")]
use self::cache::{Cache, Error as CacheError};
pub mod prelude {
pub use crate::import::{ImportObject, Namespace};
pub use crate::types::{
@ -79,5 +88,28 @@ pub fn validate(wasm: &[u8]) -> bool {
}
}
#[cfg(feature = "cache")]
pub fn compile_to_cache_with(
wasm: &[u8],
compiler: &dyn backend::Compiler,
) -> CompileResult<Cache> {
let token = backend::Token::generate();
let (info, backend_metadata, compiled_code) =
compiler.compile_to_backend_cache_data(wasm, token)?;
Ok(Cache::new(wasm, info, backend_metadata, compiled_code))
}
#[cfg(feature = "cache")]
pub unsafe fn load_cache_with(
cache: Cache,
compiler: &dyn backend::Compiler,
) -> std::result::Result<module::Module, CacheError> {
let token = backend::Token::generate();
compiler
.from_cache(cache, token)
.map(|inner| module::Module::new(Arc::new(inner)))
}
/// The current version of this crate
pub const VERSION: &str = env!("CARGO_PKG_VERSION");