Split the virtual frame into heavy and light versions....

src/jump-target-inl.h

 // Copyright 2009 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 12 matching lines @@
 // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
 // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 
 #ifndef V8_JUMP_TARGET_INL_H_
 #define V8_JUMP_TARGET_INL_H_
 
 #include "virtual-frame-inl.h"
 
+#if V8_TARGET_ARCH_IA32 || V8_TARGET_ARCH_X64
+#include "jump-target-heavy-inl.h"
+#else
+#include "jump-target-light-inl.h"
+#endif
 namespace v8 {
 namespace internal {
 
 CodeGenerator* JumpTarget::cgen() {
   return CodeGeneratorScope::Current();
 }
 
-void JumpTarget::InitializeEntryElement(int index, FrameElement* target) {
-  FrameElement* element = &entry_frame_->elements_[index];
-  element->clear_copied();
-  if (target->is_register()) {
-    entry_frame_->set_register_location(target->reg(), index);
-  } else if (target->is_copy()) {
-    entry_frame_->elements_[target->index()].set_copied();
-  }
-  if (direction_ == BIDIRECTIONAL && !target->is_copy()) {
-    element->set_number_info(NumberInfo::Unknown());
-  }
-}
-
 } }  // namespace v8::internal
 
 #endif  // V8_JUMP_TARGET_INL_H_