Benchmarks for wasm-coredump

See results.

Running the benchmarks

Compile bench:

cargo b --target=wasm32-wasi

Make a coredump wasm version:

wasm-coredump-rewriter < target/wasm32-wasi/debug/bench.wasm > target/wasm32-wasi/debug/bench.coredump.wasm

Run:

hyperfine --warmup=10 --runs=100 --export-markdown=results.md --shell=none \
"wasmtime target/wasm32-wasi/debug/bench.wasm" "wasmtime target/wasm32-wasi/debug/bench.coredump.wasm"