[all-commits] [llvm/llvm-project] 04b94c: Revert "[DebugInfo][LoopStrengthReduction] SCEV-ba...

[chrisjbris via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 04b94c7caee48919d937350c312604d6c39365a4
      https://github.com/llvm/llvm-project/commit/04b94c7caee48919d937350c312604d6c39365a4
  Author: Chris Jackson <chris.jackson at sony.com>
  Date:   2021-07-28 (Wed, 28 Jul 2021)

  Changed paths:
    M llvm/include/llvm/Transforms/Utils/ScalarEvolutionExpander.h
    M llvm/lib/Transforms/Scalar/LoopStrengthReduce.cpp
    M llvm/lib/Transforms/Utils/ScalarEvolutionExpander.cpp
    M llvm/test/Transforms/LoopStrengthReduce/dbg-preserve-0.ll
    M llvm/test/Transforms/LoopStrengthReduce/dbg-preserve-2.ll
    R llvm/test/Transforms/LoopStrengthReduce/debuginfo-scev-salvage-0.ll
    R llvm/test/Transforms/LoopStrengthReduce/debuginfo-scev-salvage-1.ll
    R llvm/test/Transforms/LoopStrengthReduce/debuginfo-scev-salvage-2.ll
    R llvm/test/Transforms/LoopStrengthReduce/debuginfo-scev-salvage-3.ll
    R llvm/test/Transforms/LoopStrengthReduce/debuginfo-scev-salvage-4.ll

  Log Message:
  -----------
  Revert "[DebugInfo][LoopStrengthReduction] SCEV-based salvaging for LSR"

Crashes were reported on the upstreamm revision:
https://reviews.llvm.org/D105207

This reverts commit 796b84d26f4d461fb50e7b4e84e15a10eaca88fc.