Report cease true from GemminiTile

src/main/scala/radiance/memory/Coalescing.scala

@@ -354,7 +354,7 @@ class SourceGenerator[T <: Data](
   }
   when(io.reclaim.valid) {
     // @perf: would this require multiple write ports?
-    // NOTE: this does not seem sufficient to handle same-cycle gen-reclaimon
+    // NOTE: this does not seem sufficient to handle same-cycle gen-reclaim on
     // its own
     occupancyTable(io.reclaim.bits).valid := false.B // mark freed
   }

src/main/scala/radiance/tile/GemminiTile.scala

@@ -140,5 +140,7 @@ class GemminiTileModuleImp(outer: GemminiTile) extends BaseTileModuleImp(outer)
 
   tieOffGemminiRocc
 
-  outer.reportCease(None)
+  // hacky, but cluster will AND the cease signals from all tiles, and we want
+  // the core tiles to determine cluster cease not Gemmini
+  outer.reportCease(Some(true.B))
 }