DBC: CheckClassInstr

runtime/vm/deferred_objects.h

Index: runtime/vm/deferred_objects.h
diff --git a/runtime/vm/deferred_objects.h b/runtime/vm/deferred_objects.h
index 35556f801def7f93dbc9542b436ab4ab70c69c0d..cbce6180d2cd00e0595266c41bc2a7c71d6c59d3 100644
--- a/runtime/vm/deferred_objects.h
+++ b/runtime/vm/deferred_objects.h
@@ -231,6 +231,7 @@ class DeferredObject {
   // a graph which can contain cycles.
   void Create();
 
+#if !defined(TARGET_ARCH_DBC)
   RawObject* GetClass() const {
     return args_[kClassIndex];
   }
@@ -247,6 +248,25 @@ class DeferredObject {
     return args_[kFieldsStartIndex + kFieldEntrySize * index + kValueIndex];
   }
 
+#else

[zra, 2016/06/23 23:06:01]

Is there a better hack to fix this problem?

[Vyacheslav Egorov (Google), 2016/06/24 14:47:07]

How about:

RawObject* GetArg(intptr_t index) {
#if !defined(...)
  return args_[index];
#else
  return args_[-index];
#endif
}

and then using it below instead of args_[...]

[zra, 2016/06/24 22:37:49]

Done.

+
+  RawObject* GetClass() const {
+    return args_[-kClassIndex];
+  }
+
+  RawObject* GetLength() const {
+    return args_[-kLengthIndex];
+  }
+
+  RawObject* GetFieldOffset(intptr_t index) const {
+    return args_[-kFieldsStartIndex - kFieldEntrySize * index - kOffsetIndex];
+  }
+
+  RawObject* GetValue(intptr_t index) const {
+    return args_[-kFieldsStartIndex - kFieldEntrySize * index - kValueIndex];
+  }
+#endif  // !defined(TARGET_ARCH_DBC)
+
   // Amount of fields that have to be initialized.
   const intptr_t field_count_;