Performance chart showing time for 100 million calls. wasm-to-js before: about 750ms. wasm-to-js after: about 450ms. JS-to-wasm before: about 5500ms. JS-to-wasm after: about 450ms. monomorphic JS-to-wasm before: about 5250ms. monomorphic JS-to-wasm before: about 250ms. wasm-to-builtin before: about 6000ms. wasm-to-builtin before: about 650ms.