We have observed a significant performance degradation after merging https://github.com/bytecodealliance/wasm-micro-runtime/pull/1991 Instead of protecting suspend flags with a mutex, we implement the flags as atomic variable and only use mutex when atomics are not available on a given platform.
This directory consists of selected files copied from the [src/libemulator] directory in the cloudabi-utils repository, with minor modifications, along with the accompanying LICENSE file from that repository.
The modifications are marked with WASMTIME_* preprocessor macros.
The files were copied at git revision 223dadc53248552db43e012c67ed08cf416a2b12 which is dated Tue Jun 25 17:22:07 2019 -0700 .