[all-commits] [llvm/llvm-project] 735974: [builtins] Use __builtin_clzll for 64-bit types (#...

[Sergei Barannikov via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 735974e550dae84b40bad06cbe8cf5f22d318896
      https://github.com/llvm/llvm-project/commit/735974e550dae84b40bad06cbe8cf5f22d318896
  Author: Sergei Barannikov <barannikov88 at gmail.com>
  Date:   2024-07-22 (Mon, 22 Jul 2024)

  Changed paths:
    M compiler-rt/lib/builtins/fp_extend.h
    M compiler-rt/lib/builtins/fp_lib.h

  Log Message:
  -----------
  [builtins] Use __builtin_clzll for 64-bit types (#99874)

This addresses the issue with `__LP64__` not being defined for targets
with 32-bit pointers but 64-bit longs, resulting in worse codegen.



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