Reimplement dynamic frame alignment for frames that are compiled via OSR or have more than 2 double…

src/ia32/lithium-ia32.h

Index: src/ia32/lithium-ia32.h
diff --git a/src/ia32/lithium-ia32.h b/src/ia32/lithium-ia32.h
index 601c9c2f7011b4862866f16743f1fd0678e28b13..52079d69077ebc42dd95dae47cb35c16ae10f3d8 100644
--- a/src/ia32/lithium-ia32.h
+++ b/src/ia32/lithium-ia32.h
@@ -2305,6 +2305,7 @@ class LChunk: public ZoneObject {
  public:
   LChunk(CompilationInfo* info, HGraph* graph)
     : spill_slot_count_(0),
+      num_double_slots_(0),
       info_(info),
       graph_(graph),
       instructions_(32),
@@ -2322,6 +2323,7 @@ class LChunk: public ZoneObject {
   int ParameterAt(int index);
   int GetParameterStackSlot(int index) const;
   int spill_slot_count() const { return spill_slot_count_; }
+  int num_double_slots() const { return num_double_slots_; }
   CompilationInfo* info() const { return info_; }
   HGraph* graph() const { return graph_; }
   const ZoneList<LInstruction*>* instructions() const { return &instructions_; }
@@ -2359,6 +2361,7 @@ class LChunk: public ZoneObject {
 
  private:
   int spill_slot_count_;
+  int num_double_slots_;
   CompilationInfo* info_;
   HGraph* const graph_;
   ZoneList<LInstruction*> instructions_;