[all-commits] [llvm/llvm-project] a10f6c: [InstCombine] Handle isnormal idiom (#125454)

[Yingwei Zheng via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: a10f6c1e689aaa0fee86db740b99d3895076a61c
      https://github.com/llvm/llvm-project/commit/a10f6c1e689aaa0fee86db740b99d3895076a61c
  Author: Yingwei Zheng <dtcxzyw2333 at gmail.com>
  Date:   2025-05-06 (Tue, 06 May 2025)

  Changed paths:
    M llvm/lib/Transforms/InstCombine/InstCombineAndOrXor.cpp
    M llvm/test/Transforms/InstCombine/fpclass-check-idioms.ll

  Log Message:
  -----------
  [InstCombine] Handle isnormal idiom (#125454)

This patch improves the codegen of Rust's `is_normal` implementation:
https://godbolt.org/z/1MPzcrrYG
Alive2: https://alive2.llvm.org/ce/z/hF9RWQ



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