First round of JumpTarget simplification. Remove dead functions...

src/ia32/virtual-frame-ia32.cc

 // 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 156 matching lines @@
     stack_pointer_ = end;
     __ sub(Operand(esp), Immediate(delta * kPointerSize));
   }
 
   for (int i = start; i <= end; i++) {
     if (!elements_[i].is_synced()) SyncElementBelowStackPointer(i);
   }
 }
 
 
-void VirtualFrame::MakeMergable(int mergable_elements) {
-  if (mergable_elements == JumpTarget::kAllElements) {
-    mergable_elements = element_count();
-  }
-  ASSERT(mergable_elements <= element_count());
-
-  int start_index = element_count() - mergable_elements;
-  for (int i = start_index; i < element_count(); i++) {
+void VirtualFrame::MakeMergable() {
+  for (int i = 0; i < element_count(); i++) {
     FrameElement element = elements_[i];
 
     if (element.is_constant() || element.is_copy()) {
       if (element.is_synced()) {
         // Just spill.
         elements_[i] = FrameElement::MemoryElement();
       } else {
         // Allocate to a register.
         FrameElement backing_element;  // Invalid if not a copy.
         if (element.is_copy()) {
@@ skipping 890 matching lines @@
   ASSERT(stack_pointer_ == element_count() - 1);
   elements_.Add(FrameElement::MemoryElement());
   stack_pointer_++;
   __ push(immediate);
 }
 
 
 #undef __
 
 } }  // namespace v8::internal