Enables V8 integration with the Intel VTune performance analysis tool. This allows the VTune profi…

src/third_party/vtune/vtune-jit.h

+/*
+  This file is provided under a dual BSD/GPLv2 license.  When using or
+  redistributing this file, you may do so under either license.
+
+  GPL LICENSE SUMMARY
+
+  Copyright(c) 2005-2012 Intel Corporation. All rights reserved.
+
+  This program is free software; you can redistribute it and/or modify
+  it under the terms of version 2 of the GNU General Public License as
+  published by the Free Software Foundation.
+
+  This program is distributed in the hope that it will be useful, but
+  WITHOUT ANY WARRANTY; without even the implied warranty of
+  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+  General Public License for more details.
+
+  You should have received a copy of the GNU General Public License
+  along with this program; if not, write to the Free Software
+  Foundation, Inc., 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
+  The full GNU General Public License is included in this distribution
+  in the file called LICENSE.GPL.
+
+  Contact Information:
+  http://software.intel.com/en-us/articles/intel-vtune-amplifier-xe/
+
+  BSD LICENSE
+
+  Copyright(c) 2005-2012 Intel Corporation. All rights reserved.
+  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 with the
+      distribution.
+    * Neither the name of Intel Corporation nor the names of its
+      contributors may be used to endorse or promote products derived
+      from this software without specific prior written permission.
+
+  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+  "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+  LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+  A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+  OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+  SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+  LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+  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_VTUNE_JIT_H_
+#define V8_VTUNE_JIT_H_
+
+#ifdef ENABLE_VTUNE_JIT_INTERFACE
+#define VTUNEDEBUG(action) ((void) 0)
+// #define VTUNEDEBUG(action) action
+#include "jitprofiling.h"
+#include "../../v8.h"
+
+#define VTUNERUNNING (iJIT_IsProfilingActive() == iJIT_SAMPLING_ON)
+
+namespace v8 {
+namespace internal {
+
+class VtuneJITLineInfo : public Malloced {
+ public:
+  VtuneJITLineInfo()
+    : vtunelineinfo_(10) { }
+
+  List<LineNumberInfo>* vtunelineinfo() {
+    return &vtunelineinfo_;
+  }
+
+  void AddLineInfo(const LineNumberInfo& line_info) {
+    vtunelineinfo_.Add(line_info);
+  }
+
+  void AddLineInfo(unsigned offset, unsigned pos) {
+    LineNumberInfo this_line_info;
+    this_line_info.Offset = offset;
+    this_line_info.LineNumber = pos;
+    AddLineInfo(this_line_info);
+  }
+
+  unsigned GetSize() {
+    return vtunelineinfo_.length();
+  }
+
+ private:
+  List<LineNumberInfo> vtunelineinfo_;
+};
+
+
+class VTUNEJITInterface: public AllStatic {
+ public:
+  static void AddCode(const char* methodname,
+                      Code* code,
+                      Handle<Script> script);
+
+  static void AddCode(const char* methodname,
+                      Code* code);
+
+  static void AddCode(const char* methodname,
+                      Handle<Code> code);
+
+
+  static void AddCode(Handle<String> methodname,
+                      Handle<Code> code);
+
+
+  static void AddCode(Handle<String> methodname,
+                      Handle<Code> code,
+                      Handle<Script> script);
+
+  static void AddCode(String *methodname, Code* code);
+
+  static void AddCode(Code* code);
+
+  static void AddCode(Handle<Code> code);
+
+  static void RegisterDetailedLineInfo(Code* code, VtuneJITLineInfo* line_info);
+
+ private:
+  static Mutex* vtunemutex_;
+};
+
+#define VTUNEJIT(action) VTUNEJITInterface::action
+}}
+#else   // ENABLE_VTUNE_JIT_INTERFACE
+  #define VTUNEJIT(action) ((void) 0)
+  #define VTUNEDEBUG(action) ((void) 0)
+  #define VTUNERUNNING 0
+#endif  // ENABLE_VTUNE_JIT_INTERFACE
+#endif  // V8_VTUNE_JIT_H_