[all-commits] [llvm/llvm-project] 1fe65d: [AMDGPU] Add test that spills WWM CSRs twice

[Sebastian Neubauer via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 1fe65d866c5285261b7766f2d3930ae975b878ff
      https://github.com/llvm/llvm-project/commit/1fe65d866c5285261b7766f2d3930ae975b878ff
  Author: Sebastian Neubauer <Sebastian.Neubauer at amd.com>
  Date:   2022-12-08 (Thu, 08 Dec 2022)

  Changed paths:
    M llvm/test/CodeGen/AMDGPU/wwm-reserved-spill.ll

  Log Message:
  -----------
  [AMDGPU] Add test that spills WWM CSRs twice

Add a test to show a deficit in the current wwm/spilling code that
creates double saves and restores for v40 and v41.

This case came up in D124193.

Differential Revision: https://reviews.llvm.org/D139626