[llvm-branch-commits] [llvm] [AMDGPU] Hint the MFMA destination into the accumulator register (PR #228533)

[Dmitry Sidorov via llvm-branch-commits]

MrSidims wrote:

Moving to draft. Still makes sense to pre-commit a test from https://github.com/llvm/llvm-project/pull/228531 (and may be more) to ensure, that whatever solution lands - benefits are visible before vs after.

https://github.com/llvm/llvm-project/pull/228533