/* * Copyright (C) 2011-2019 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 "VirtualRegister.h" #include "RegisterID.h" namespace JSC { void VirtualRegister::dump(PrintStream& out) const { if (!isValid()) { out.print("<invalid>"); return; } if (isHeader()) { if (m_virtualRegister == CallFrameSlot::codeBlock) out.print("codeBlock"); else if (m_virtualRegister == CallFrameSlot::callee) out.print("callee"); else if (m_virtualRegister == CallFrameSlot::argumentCountIncludingThis) out.print("argumentCountIncludingThis"); #if CPU(ADDRESS64) else if (!m_virtualRegister) out.print("callerFrame"); else if (m_virtualRegister == 1) out.print("returnPC"); #else else if (!m_virtualRegister) out.print("callerFrameAndReturnPC"); #endif return; } if (isConstant()) { out.print("const", toConstantIndex()); return; } if (isArgument()) { if (!toArgument()) out.print("this"); else out.print("arg", toArgument()); return; } if (isLocal()) { out.print("loc", toLocal()); return; } RELEASE_ASSERT_NOT_REACHED(); } VirtualRegister::VirtualRegister(RegisterID* reg) : VirtualRegister(reg->m_virtualRegister.m_virtualRegister) { } VirtualRegister::VirtualRegister(RefPtr<RegisterID> reg) : VirtualRegister(reg.get()) { } } // namespace JSC