[all-commits] [llvm/llvm-project] e880d4: [SeparateConstOffsetFromGEP] Preserve inbounds fla...

[Fabian Ritter via All-commits]

  Branch: refs/heads/users/ritter-x2a/03-10-_separateconstoffsetfromgep_preserve_inbounds_flag_based_on_valuetracking
  Home:   https://github.com/llvm/llvm-project
  Commit: e880d4330b4a2fe9b281013b128763e6d24f81dd
      https://github.com/llvm/llvm-project/commit/e880d4330b4a2fe9b281013b128763e6d24f81dd
  Author: Fabian Ritter <fabian.ritter at amd.com>
  Date:   2025-03-10 (Mon, 10 Mar 2025)

  Changed paths:
    M llvm/lib/Transforms/Scalar/SeparateConstOffsetFromGEP.cpp
    M llvm/test/Transforms/SeparateConstOffsetFromGEP/AMDGPU/preserve-inbounds.ll
    M llvm/test/Transforms/SeparateConstOffsetFromGEP/NVPTX/split-gep-and-gvn.ll
    M llvm/test/Transforms/SeparateConstOffsetFromGEP/NVPTX/split-gep.ll

  Log Message:
  -----------
  [SeparateConstOffsetFromGEP] Preserve inbounds flag based on ValueTracking

If we know that the initial GEP was inbounds, and we change it to a
sequence of GEPs from the same base pointer where every offset is
non-negative, then the new GEPs are inbounds.

For SWDEV-516125.



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