[all-commits] [llvm/llvm-project] c111dc: [AMDGPU] Allow potentially negative flat scratch o...

[Jay Foad via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: c111dc72e907d8aeb85b42e2251ea55130199681
      https://github.com/llvm/llvm-project/commit/c111dc72e907d8aeb85b42e2251ea55130199681
  Author: Jay Foad <jay.foad at amd.com>
  Date:   2024-01-18 (Thu, 18 Jan 2024)

  Changed paths:
    M llvm/lib/Target/AMDGPU/AMDGPUISelDAGToDAG.cpp
    M llvm/lib/Target/AMDGPU/AMDGPUInstructionSelector.cpp
    M llvm/lib/Target/AMDGPU/GCNSubtarget.h
    M llvm/test/CodeGen/AMDGPU/GlobalISel/flat-scratch.ll
    M llvm/test/CodeGen/AMDGPU/flat-scratch-i8-i16.ll
    M llvm/test/CodeGen/AMDGPU/flat-scratch-svs.ll
    M llvm/test/CodeGen/AMDGPU/flat-scratch.ll
    M llvm/test/CodeGen/AMDGPU/memory-legalizer-private-nontemporal.ll
    M llvm/test/CodeGen/AMDGPU/memory-legalizer-private-volatile.ll

  Log Message:
  -----------
  [AMDGPU] Allow potentially negative flat scratch offsets on GFX12 (#78193)

https://github.com/llvm/llvm-project/pull/70634 has disabled use
of potentially negative scratch offsets, but we can use it on GFX12.

---------

Co-authored-by: Stanislav Mekhanoshin <Stanislav.Mekhanoshin at amd.com>