Unnamed repository; edit this file 'description' to name the repository.
Auto merge of #104054 - RalfJung:byte-provenance, r=oli-obk
interpret: support for per-byte provenance
Also factors the provenance map into its own module.
The third commit does the same for the init mask. I can move it in a separate PR if you prefer.
Fixes https://github.com/rust-lang/miri/issues/2181
r? `@oli-obk`
