Optimize parsing + translation time

[kateinoigakukun]

Launch_swift-plugin-server_2024-10-14_13.32.19_2F702FD8.trace.zip

Parser

• Optimize parseInteger
• Use mmap
  • Consider madvise(MADV_DONTNEED) not to page-in whole .wasm contents

Translator

• Reuse internal Array buffers across translation to avoid allocation a fresh Arrays for each translation
  • removeAll(keepingCapacity: true)