llvm-project

70beea81 - [AMDGPU] Add DS loop preheader flush (3/4)

[AMDGPU] Add DS loop preheader flush (3/4) Add insertDSPreheaderFlushes() to insert S_WAIT_DSCNT 0 in loop preheaders when DS wait relaxation was applied. Assisted-by: Cursor / claude-4.5-opus-high