[all-commits] [llvm/llvm-project] 7050d5: [AMDGPU] Limit GFX11 to using 128 VGPRs

[Jay Foad via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 7050d5b98c0952b24b61f88653de86443cbabd7c
      https://github.com/llvm/llvm-project/commit/7050d5b98c0952b24b61f88653de86443cbabd7c
  Author: Jay Foad <jay.foad at amd.com>
  Date:   2022-06-20 (Mon, 20 Jun 2022)

  Changed paths:
    M llvm/lib/Target/AMDGPU/Utils/AMDGPUBaseInfo.cpp
    M llvm/test/CodeGen/AMDGPU/attr-amdgpu-flat-work-group-size-vgpr-limit.ll

  Log Message:
  -----------
  [AMDGPU] Limit GFX11 to using 128 VGPRs

This is a temporary measure to avoid generating incorrect code until the
compiler understands the new way that GFX11 encodes 16-bit operands in
VOP instructions.

Differential Revision: https://reviews.llvm.org/D128054