[clang] [compiler-rt] [llvm] [Profile] Refactor profile correlation. (PR #70856)

[David Tellenbach via cfe-commits]

dtellenbach wrote:

@ZequanWu this seems to cause issues on macOS: https://green.lab.llvm.org/green/job/clang-stage1-RA/36184/console
```
Profile-x86_64 :: Darwin/instrprof-debug-info-correlate.c
Profile-x86_64 :: instrprof-darwin-
Profile-x86_64h :: Darwin/instrprof-debug-info-correlate.c
Profile-x86_64h :: instrprof-darwin-exports.c
```
are failing, could you please take a look or revert?


https://github.com/llvm/llvm-project/pull/70856