src/hotspot/share/gc/shenandoah/c2/shenandoahBarrierSetC2.cpp

rev 53149 : [mq]: flatten-alias-types.patch

*** 1019,1023 ****
--- 1019,1037 ----
        return false;
      }
    }
    return n->outcnt() > 0;
  }
+ 
+ bool ShenandoahBarrierSetC2::flatten_gc_alias_type(const TypePtr*& adr_type) const {
+   int offset = adr_type->offset();
+   if (offset == BrooksPointer::byte_offset()) {
+     if (adr_type->isa_aryptr()) {
+       adr_type = TypeAryPtr::make(adr_type->ptr(), adr_type->isa_aryptr()->ary(), adr_type->isa_aryptr()->klass(), false, offset);
+     } else if (adr_type->isa_instptr()) {
+       adr_type = TypeInstPtr::make(adr_type->ptr(), ciEnv::current()->Object_klass(), false, NULL, offset);
+     }
+     return true;
+   } else {
+     return false;
+   }
+ }