Add Dart_Save/LoadCompilationTrace.

runtime/include/dart_api.h

 /*
  * Copyright (c) 2012, the Dart project authors.  Please see the AUTHORS file
  * for details. All rights reserved. Use of this source code is governed by a
  * BSD-style license that can be found in the LICENSE file.
  */
 
 #ifndef RUNTIME_INCLUDE_DART_API_H_
 #define RUNTIME_INCLUDE_DART_API_H_
 
 /** \mainpage Dart Embedding API Reference
@@ skipping 3176 matching lines @@
 
 /**
  * Returns the port that script load requests should be sent on.
  *
  * \return Returns the port for load requests or ILLEGAL_PORT if the service
  * isolate failed to startup or does not support load requests.
  */
 DART_EXPORT Dart_Port Dart_ServiceWaitForLoadPort();
 
 
+/**
+ * Record all functions which have been compiled in the current isolate.
+ *
+ * \param buffer Returns a pointer to a buffer containing the trace.
+ *   This buffer is scope allocated and is only valid  until the next call to
+ *   Dart_ExitScope.
+ * \param size Returns the size of the buffer.
+ * \return Returns an valid handle upon success.
+ */
+DART_EXPORT Dart_Handle Dart_SaveCompilationTrace(uint8_t** buffer,
+                                                  intptr_t* buffer_length);
+
+
+/**
+ * Compile all functions from data from Dart_SaveCompilationTrace. Unlike JIT
+ * feedback, this data is fuzzy: loading does not need to happen in the exact
+ * program that was saved, the saver and loader do not need to agree on checked
+ * mode versus production mode or debug/release/product.
+ *
+ * \return Returns an error handle if a compilation error was encountered.
+ */
+DART_EXPORT Dart_Handle Dart_LoadCompilationTrace(uint8_t* buffer,
+                                                  intptr_t buffer_length);
+
+
 /*
  * ==============
  * Precompilation
  * ==============
  */
 
+
 /**
  * Saves a serialized version of the information collected for use by the
  * optimizing compiler, such as type feedback and usage counters. When this
  * information is passed to Dart_Precompile, the AOT compiler may use it to
  * produce faster and smaller code. The feedback is only used if the JIT that
  * created it and the AOT compiler consuming it
  *   - are running the same Dart program
  *   - are built from the same version of the VM
  *   - agree on whether type checks and assertions are enabled
  *
@@ skipping 140 matching lines @@
  */
 DART_EXPORT bool Dart_IsPrecompiledRuntime();
 
 
 /**
  *  Print a native stack trace. Used for crash handling.
  */
 DART_EXPORT void Dart_DumpNativeStackTrace(void* context);
 
 #endif /* INCLUDE_DART_API_H_ */ /* NOLINT */