CpuProfiler: public API for deopt info in cpu profiler.

include/v8-profiler.h

Index: include/v8-profiler.h
diff --git a/include/v8-profiler.h b/include/v8-profiler.h
index f9439c2e629445c610b226438a21f82b2687b8de..a7b589dcc40c567df539eb5eb174500a1501116a 100644
--- a/include/v8-profiler.h
+++ b/include/v8-profiler.h
@@ -17,6 +17,20 @@ struct HeapStatsUpdate;
 
 typedef uint32_t SnapshotObjectId;
 
+
+class V8_EXPORT CpuProfileDeoptInfo {
+ public:
+  struct Frame {
+    int script_id;
+    unsigned int position;
+  };
+
+  const char* GetDeoptReason() const;
+  unsigned GetFramesCount() const;
+  bool GetCallFrames(Frame* frames, unsigned int length) const;
+};
+
+
 /**
  * CpuProfileNode represents a node in a call graph.
  */
@@ -85,6 +99,11 @@ class V8_EXPORT CpuProfileNode {
   /** Retrieves a child node by index. */
   const CpuProfileNode* GetChild(int index) const;
 
+  /** Retrieves a child node by index. */

[alph, 2015/03/30 12:31:21]

The comment belongs to the second function.

[loislo, 2015/03/30 13:04:22]

done.

+  unsigned GetDeoptCount() const;
+
+  const CpuProfileDeoptInfo* GetDeoptInfo(unsigned index) const;
+
   static const int kNoLineNumberInfo = Message::kNoLineNumberInfo;
   static const int kNoColumnNumberInfo = Message::kNoColumnInfo;
 };