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Keep WashHash::generate function the same

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This commit is contained in:
Mark McCaskey
2019-07-08 12:22:17 -07:00
parent f45d523012
commit 9a3fd82a4b
4 changed files with 24 additions and 8 deletions
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6
lib/runtime-core/src/backend.rs
View File

@ -51,6 +51,12 @@ impl Backend {
}
}
impl Default for Backend {
fn default() -> Self {
Backend::Cranelift
}
}
impl std::str::FromStr for Backend {
type Err = String;
fn from_str(s: &str) -> Result<Backend, String> {

17
lib/runtime-core/src/cache.rs
View File

@ -37,12 +37,25 @@ impl From<io::Error> for Error {
pub struct WasmHash([u8; 32], [u8; 32]);
impl WasmHash {
/// Hash a wasm module.
/// Hash a wasm module for the default compiler backend.
///
/// See also: `WasmHash::generate_for_backend`.
///
/// # Note:
/// This does no verification that the supplied data
/// is, in fact, a wasm module.
pub fn generate(wasm: &[u8], backend: Backend) -> Self {
pub fn generate(wasm: &[u8]) -> Self {
WasmHash::generate_for_backend(wasm, Backend::default())
}
/// Hash a wasm module for a specific compiler backend.
/// This allows multiple cache entries containing the same compiled
/// module with different compiler backends.
///
/// # Note:
/// This function also does no verification that the supplied data
/// is a wasm module
pub fn generate_for_backend(wasm: &[u8], backend: Backend) -> Self {
let mut first_part = [0u8; 32];
let mut second_part = [0u8; 32];