profiler/ProfilerOrigin.cpp

   1 /*
   2  * Copyright (C) 2012 Apple Inc. All rights reserved.
   3  *
   4  * Redistribution and use in source and binary forms, with or without
   5  * modification, are permitted provided that the following conditions
   6  * are met:
   7  * 1. Redistributions of source code must retain the above copyright
   8  *    notice, this list of conditions and the following disclaimer.
   9  * 2. Redistributions in binary form must reproduce the above copyright
  10  *    notice, this list of conditions and the following disclaimer in the
  11  *    documentation and/or other materials provided with the distribution.
  12  *
  13  * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
  14  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  15  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
  16  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE INC. OR
  17  * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
  18  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
  19  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
  20  * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
  21  * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  22  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  23  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  24  */
  25
  26 #include "config.h"
  27 #include "ProfilerOrigin.h"
  28
  29 #include "JSGlobalObject.h"
  30 #include "ObjectConstructor.h"
  31 #include "JSCInlines.h"
  32 #include "ProfilerBytecodes.h"
  33 #include "ProfilerDatabase.h"
  34
  35 namespace JSC { namespace Profiler {
  36
  37 Origin::Origin(Database& database, CodeBlock* codeBlock, unsigned bytecodeIndex)
  38     : m_bytecodes(database.ensureBytecodesFor(codeBlock))
  39     , m_bytecodeIndex(bytecodeIndex)
  40 {
  41 }
  42
  43 void Origin::dump(PrintStream& out) const
  44 {
  45     out.print(*m_bytecodes, ":bc#", m_bytecodeIndex);
  46 }
  47
  48 JSValue Origin::toJS(ExecState* exec) const
  49 {
  50     JSObject* result = constructEmptyObject(exec);
  51     result->putDirect(exec->vm(), exec->propertyNames().bytecodesID, jsNumber(m_bytecodes->id()));
  52     result->putDirect(exec->vm(), exec->propertyNames().bytecodeIndex, jsNumber(m_bytecodeIndex));
  53     return result;
  54 }
  55
  56 } } // namespace JSC::Profiler
  57