llvm-project

d5824db2 - [AMDGPU] Rework NeedNopBeforeSetVGPRMSB flag. NFC. (#187520)

[AMDGPU] Rework NeedNopBeforeSetVGPRMSB flag. NFC. (#187520) This avoids tracking state with a flag when it is conceptually simpler to look at the preceding instructions to detemine whether a NOP is needed.