[all-commits] [llvm/llvm-project] 580454: Revert "[LoopPeel] Remove known trip count restric...

[Florian Hahn via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 580454526b936f7a576ddbc9bb932cf9be376ec4
      https://github.com/llvm/llvm-project/commit/580454526b936f7a576ddbc9bb932cf9be376ec4
  Author: Florian Hahn <flo at fhahn.com>
  Date:   2025-05-27 (Tue, 27 May 2025)

  Changed paths:
    M llvm/include/llvm/Transforms/Utils/LoopPeel.h
    M llvm/lib/Transforms/Scalar/LoopUnrollPass.cpp
    M llvm/lib/Transforms/Utils/LoopPeel.cpp
    R llvm/test/Transforms/LoopUnroll/peel-last-iteration-debug.ll
    M llvm/test/Transforms/LoopUnroll/peel-last-iteration-expansion-cost.ll
    M llvm/test/Transforms/LoopUnroll/peel-last-iteration-with-constant-trip-count.ll
    M llvm/test/Transforms/LoopUnroll/peel-last-iteration-with-variable-trip-count.ll
    M llvm/test/Transforms/LoopUnroll/unroll-and-peel-last-iteration.ll

  Log Message:
  -----------
  Revert "[LoopPeel] Remove known trip count restriction when peeling last. (#140792)"

This reverts commit 24b97756decb7bf0e26dcf0e30a7a9aaf27f417c.
Also reverts ac9a466e39bf97ffeab127982aa7c405cb257551.

Building CMake triggers a crash with the patch, revert while I
investigate.



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