[all-commits] [llvm/llvm-project] 0d9c02: [InstCombine] Make `takeLog2` visible in all of In...

[goldsteinn via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 0d9c027ad7fa36a607386e24d4928c9046f6ff56
      https://github.com/llvm/llvm-project/commit/0d9c027ad7fa36a607386e24d4928c9046f6ff56
  Author: Noah Goldstein <goldstein.w.n at gmail.com>
  Date:   2025-01-10 (Fri, 10 Jan 2025)

  Changed paths:
    M llvm/lib/Transforms/InstCombine/InstCombineInternal.h
    M llvm/lib/Transforms/InstCombine/InstCombineMulDivRem.cpp

  Log Message:
  -----------
  [InstCombine] Make `takeLog2` visible in all of InstCombine; NFC

Also add `tryGetLog2` helper that encapsulates the common pattern:

```
if (takeLog2(..., /*DoFold=*/false)) {
    Value * Log2 = takeLog2(..., /*DoFold=*/true);
    ...
}
```

Closes #122498



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