| /* |
| * Copyright (C) 2012 Apple Inc. All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions |
| * are met: |
| * 1. Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * 2. 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. |
| * |
| * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``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 APPLE INC. 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. |
| */ |
| |
| #include "config.h" |
| #include "ProfilerOriginStack.h" |
| |
| #include "CodeOrigin.h" |
| #include "JSGlobalObject.h" |
| #include "ProfilerDatabase.h" |
| |
| namespace JSC { namespace Profiler { |
| |
| OriginStack::OriginStack(WTF::HashTableDeletedValueType) |
| { |
| m_stack.append(Origin(WTF::HashTableDeletedValue)); |
| } |
| |
| OriginStack::OriginStack(const Origin& origin) |
| { |
| m_stack.append(origin); |
| } |
| |
| OriginStack::OriginStack(Database& database, CodeBlock* codeBlock, const CodeOrigin& codeOrigin) |
| { |
| Vector<CodeOrigin> stack = codeOrigin.inlineStack(); |
| |
| append(Origin(database, codeBlock, stack[0].bytecodeIndex)); |
| |
| for (unsigned i = 1; i < stack.size(); ++i) { |
| append(Origin( |
| database.ensureBytecodesFor(stack[i].inlineCallFrame->baselineCodeBlock()), |
| stack[i].bytecodeIndex)); |
| } |
| } |
| |
| OriginStack::~OriginStack() { } |
| |
| void OriginStack::append(const Origin& origin) |
| { |
| m_stack.append(origin); |
| } |
| |
| bool OriginStack::operator==(const OriginStack& other) const |
| { |
| if (m_stack.size() != other.m_stack.size()) |
| return false; |
| |
| for (unsigned i = m_stack.size(); i--;) { |
| if (m_stack[i] != other.m_stack[i]) |
| return false; |
| } |
| |
| return true; |
| } |
| |
| unsigned OriginStack::hash() const |
| { |
| unsigned result = m_stack.size(); |
| |
| for (unsigned i = m_stack.size(); i--;) { |
| result *= 3; |
| result += m_stack[i].hash(); |
| } |
| |
| return result; |
| } |
| |
| void OriginStack::dump(PrintStream& out) const |
| { |
| for (unsigned i = 0; i < m_stack.size(); ++i) { |
| if (i) |
| out.print(" --> "); |
| out.print(m_stack[i]); |
| } |
| } |
| |
| JSValue OriginStack::toJS(ExecState* exec) const |
| { |
| JSArray* result = constructEmptyArray(exec, 0); |
| |
| for (unsigned i = 0; i < m_stack.size(); ++i) |
| result->putDirectIndex(exec, i, m_stack[i].toJS(exec)); |
| |
| return result; |
| } |
| |
| } } // namespace JSC::Profiler |
| |