update V8 to TOT snapshot branch
diff --git a/src/assembler.h b/src/assembler.h
index 942ce47..004ede3 100644
--- a/src/assembler.h
+++ b/src/assembler.h
@@ -119,6 +119,7 @@
     // Please note the order is important (see IsCodeTarget, IsGCRelocMode).
     CONSTRUCT_CALL,  // code target that is a call to a JavaScript constructor.
     CODE_TARGET_CONTEXT,  // code target used for contextual loads.
+    DEBUG_BREAK,
     CODE_TARGET,         // code target which is not any of the above.
     EMBEDDED_OBJECT,
     EMBEDDED_STRING,
@@ -399,6 +400,7 @@
 
   static ExternalReference perform_gc_function();
   static ExternalReference random_positive_smi_function();
+  static ExternalReference transcendental_cache_array_address();
 
   // Static data in the keyed lookup cache.
   static ExternalReference keyed_lookup_cache_keys();
@@ -426,6 +428,7 @@
 
   // Static variable Heap::NewSpaceStart()
   static ExternalReference new_space_start();
+  static ExternalReference new_space_mask();
   static ExternalReference heap_always_allocate_scope_depth();
 
   // Used for fast allocation in generated code.