Optimize the WASI random_get implementation. (#4917)

* Optimize the WASI `random_get` implementation.

Use `StdRng` instead of the `OsRng` in the default implementation of
`random_get`. This uses a userspace CSPRNG, making `random_get` 3x faster
in simple benchmarks.

* Update cargo-vet audits for cap-std 0.25.3.

* Update all cap-std packages to 0.25.3.
This commit is contained in:
Dan Gohman
2022-09-16 08:27:06 -07:00
committed by GitHub
parent 27435ae398
commit cbd2efd236
10 changed files with 50 additions and 43 deletions

View File

@@ -29,7 +29,7 @@ wat = { version = "1.0.47", optional = true }
# Optional dependencies for the `wasi` feature
wasi-cap-std-sync = { path = "../wasi-common/cap-std-sync", optional = true }
wasmtime-wasi = { path = "../wasi", optional = true }
cap-std = { version = "0.25.0", optional = true }
cap-std = { version = "0.25.3", optional = true }
[features]
default = ['jitdump', 'wat', 'wasi', 'cache', 'parallel-compilation', 'memory-init-cow']