profiler/ProfilerBytecodes.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 "ProfilerBytecodes.h"
  28
  29 #include "CodeBlock.h"
  30 #include "JSGlobalObject.h"
  31 #include "ObjectConstructor.h"
  32 #include "JSCInlines.h"
  33 #include <wtf/StringPrintStream.h>
  34
  35 namespace JSC { namespace Profiler {
  36
  37 Bytecodes::Bytecodes(size_t id, CodeBlock* codeBlock)
  38     : BytecodeSequence(codeBlock)
  39     , m_id(id)
  40     , m_inferredName(codeBlock->inferredName())
  41     , m_sourceCode(codeBlock->sourceCodeForTools())
  42     , m_hash(codeBlock->hash())
  43     , m_instructionCount(codeBlock->instructionCount())
  44 {
  45 }
  46
  47 Bytecodes::~Bytecodes() { }
  48
  49 void Bytecodes::dump(PrintStream& out) const
  50 {
  51     out.print("#", m_hash, "(", m_id, ")");
  52 }
  53
  54 JSValue Bytecodes::toJS(ExecState* exec) const
  55 {
  56     JSObject* result = constructEmptyObject(exec);
  57
  58     result->putDirect(exec->vm(), exec->propertyNames().bytecodesID, jsNumber(m_id));
  59     result->putDirect(exec->vm(), exec->propertyNames().inferredName, jsString(exec, String::fromUTF8(m_inferredName)));
  60     result->putDirect(exec->vm(), exec->propertyNames().sourceCode, jsString(exec, String::fromUTF8(m_sourceCode)));
  61     result->putDirect(exec->vm(), exec->propertyNames().hash, jsString(exec, String::fromUTF8(toCString(m_hash))));
  62     result->putDirect(exec->vm(), exec->propertyNames().instructionCount, jsNumber(m_instructionCount));
  63     addSequenceProperties(exec, result);
  64
  65     return result;
  66 }
  67
  68 } } // namespace JSC::Profiler
  69