[all-commits] [llvm/llvm-project] 542a3c: [ValueTracking] Compute known FPClass from dominat...

[Yingwei Zheng via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 542a3cb9cc89c3d6fca68374bf6c35ac6c229300
      https://github.com/llvm/llvm-project/commit/542a3cb9cc89c3d6fca68374bf6c35ac6c229300
  Author: Yingwei Zheng <dtcxzyw2333 at gmail.com>
  Date:   2024-02-13 (Tue, 13 Feb 2024)

  Changed paths:
    M llvm/lib/Analysis/DomConditionCache.cpp
    M llvm/lib/Analysis/ValueTracking.cpp
    A llvm/test/Transforms/InstCombine/fpclass-from-dom-cond.ll

  Log Message:
  -----------
  [ValueTracking] Compute known FPClass from dominating condition (#80941)

This patch improves `computeKnownFPClass` by using context-sensitive
information from `DomConditionCache`.