intel/compiler: Don't emit empty else blocks
Simple series to stop emitting "ELSE ENDIF" back to back, only to clean it up later. This cuts about a major portion of what opt_dead_control_flow is accomplishing on Skylake, according to shader-db.
Simple series to stop emitting "ELSE ENDIF" back to back, only to clean it up later. This cuts about a major portion of what opt_dead_control_flow is accomplishing on Skylake, according to shader-db.