diff options
Diffstat (limited to 'src/declarative/qml/v4/qv4instruction.cpp')
| -rw-r--r-- | src/declarative/qml/v4/qv4instruction.cpp | 421 |
1 files changed, 0 insertions, 421 deletions
diff --git a/src/declarative/qml/v4/qv4instruction.cpp b/src/declarative/qml/v4/qv4instruction.cpp deleted file mode 100644 index e9213f5e3f..0000000000 --- a/src/declarative/qml/v4/qv4instruction.cpp +++ /dev/null @@ -1,421 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies). -** Contact: http://www.qt-project.org/ -** -** This file is part of the QtDeclarative module of the Qt Toolkit. -** -** $QT_BEGIN_LICENSE:LGPL$ -** GNU Lesser General Public License Usage -** This file may be used under the terms of the GNU Lesser General Public -** License version 2.1 as published by the Free Software Foundation and -** appearing in the file LICENSE.LGPL included in the packaging of this -** file. Please review the following information to ensure the GNU Lesser -** General Public License version 2.1 requirements will be met: -** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. -** -** In addition, as a special exception, Nokia gives you certain additional -** rights. These rights are described in the Nokia Qt LGPL Exception -** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. -** -** GNU General Public License Usage -** Alternatively, this file may be used under the terms of the GNU General -** Public License version 3.0 as published by the Free Software Foundation -** and appearing in the file LICENSE.GPL included in the packaging of this -** file. Please review the following information to ensure the GNU General -** Public License version 3.0 requirements will be met: -** http://www.gnu.org/copyleft/gpl.html. -** -** Other Usage -** Alternatively, this file may be used in accordance with the terms and -** conditions contained in a signed written agreement between you and Nokia. -** -** -** -** -** -** -** $QT_END_LICENSE$ -** -****************************************************************************/ - -#include "qv4instruction_p.h" -#include "qv4bindings_p.h" - -#include <QtCore/qdebug.h> -#include <private/qdeclarativeglobal_p.h> - -// Define this to do a test dump of all the instructions at startup. This is -// helpful to test that each instruction's Instr::dump() case uses the correct -// number of tabs etc and otherwise looks correct. -// #define DEBUG_INSTR_DUMP - -QT_BEGIN_NAMESPACE - -namespace QDeclarativeJS { - -#ifdef DEBUG_INSTR_DUMP -static struct DumpInstrAtStartup { - DumpInstrAtStartup() { - Bytecode bc; -#define DUMP_INSTR_AT_STARTUP(I, FMT) { V4InstrData<V4Instr::I> i; bc.append(i); } - FOR_EACH_V4_INSTR(DUMP_INSTR_AT_STARTUP); -#undef DUMP_INSTR_AT_STARTUP - const char *start = bc.constData(); - const char *end = start + bc.size(); - bc.dump(start, end); - } -} dump_instr_at_startup; -#endif - -int V4Instr::size(Type type) -{ -#define V4_RETURN_INSTR_SIZE(I, FMT) case I: return QML_V4_INSTR_SIZE(I, FMT); - switch (type) { - FOR_EACH_V4_INSTR(V4_RETURN_INSTR_SIZE) - } -#undef V4_RETURN_INSTR_SIZE - return 0; -} - -void Bytecode::dump(const V4Instr *i, int address) const -{ - QByteArray leading; - if (address != -1) { - leading = QByteArray::number(address); - leading.prepend(QByteArray(8 - leading.count(), ' ')); - leading.append("\t"); - } - -#define INSTR_DUMP qWarning().nospace() << leading.constData() - - switch (instructionType(i)) { - case V4Instr::Noop: - INSTR_DUMP << "\t" << "Noop"; - break; - case V4Instr::BindingId: - INSTR_DUMP << i->id.line << ":" << i->id.column << ":"; - break; - case V4Instr::Subscribe: - INSTR_DUMP << "\t" << "Subscribe" << "\t\t" << "Object_Reg(" << i->subscribeop.reg << ") Notify_Signal(" << i->subscribeop.index << ") -> Subscribe_Slot(" << i->subscribeop.offset << ")"; - break; - case V4Instr::SubscribeId: - INSTR_DUMP << "\t" << "SubscribeId" << "\t\t" << "Id_Offset(" << i->subscribeop.index << ") -> Subscribe_Slot(" << i->subscribeop.offset << ")"; - break; - case V4Instr::FetchAndSubscribe: - INSTR_DUMP << "\t" << "FetchAndSubscribe" << "\t" << "Object_Reg(" << i->fetchAndSubscribe.reg << ") Fast_Accessor(" << i->fetchAndSubscribe.property.accessors << ") -> Output_Reg(" << i->fetchAndSubscribe.reg << ") Subscription_Slot(" << i->fetchAndSubscribe.subscription << ")"; - break; - case V4Instr::LoadId: - INSTR_DUMP << "\t" << "LoadId" << "\t\t\t" << "Id_Offset(" << i->load.index << ") -> Output_Reg(" << i->load.reg << ")"; - break; - case V4Instr::LoadScope: - INSTR_DUMP << "\t" << "LoadScope" << "\t\t" << "-> Output_Reg(" << i->load.reg << ")"; - break; - case V4Instr::LoadRoot: - INSTR_DUMP << "\t" << "LoadRoot" << "\t\t" << "-> Output_Reg(" << i->load.reg << ")"; - break; - case V4Instr::LoadAttached: - INSTR_DUMP << "\t" << "LoadAttached" << "\t\t" << "Object_Reg(" << i->attached.reg << ") Attached_Index(" << i->attached.id << ") -> Output_Reg(" << i->attached.output << ")"; - break; - case V4Instr::UnaryNot: - INSTR_DUMP << "\t" << "UnaryNot" << "\t\t" << "Input_Reg(" << i->unaryop.src << ") -> Output_Reg(" << i->unaryop.output << ")"; - break; - case V4Instr::UnaryMinusReal: - INSTR_DUMP << "\t" << "UnaryMinusReal" << "\t\t" << "Input_Reg(" << i->unaryop.src << ") -> Output_Reg(" << i->unaryop.output << ")"; - break; - case V4Instr::UnaryMinusInt: - INSTR_DUMP << "\t" << "UnaryMinusInt" << "\t\t" << "Input_Reg(" << i->unaryop.src << ") -> Output_Reg(" << i->unaryop.output << ")"; - break; - case V4Instr::UnaryPlusReal: - INSTR_DUMP << "\t" << "UnaryPlusReal" << "\t\t" << "Input_Reg(" << i->unaryop.src << ") -> Output_Reg(" << i->unaryop.output << ")"; - break; - case V4Instr::UnaryPlusInt: - INSTR_DUMP << "\t" << "UnaryPlusInt" << "\t\t" << "Input_Reg(" << i->unaryop.src << ") -> Output_Reg(" << i->unaryop.output << ")"; - break; - case V4Instr::ConvertBoolToInt: - INSTR_DUMP << "\t" << "ConvertBoolToInt" << "\t" << "Input_Reg(" << i->unaryop.src << ") -> Output_Reg(" << i->unaryop.output << ")"; - break; - case V4Instr::ConvertBoolToReal: - INSTR_DUMP << "\t" << "ConvertBoolToReal" << "\t" << "Input_Reg(" << i->unaryop.src << ") -> Output_Reg(" << i->unaryop.output << ")"; - break; - case V4Instr::ConvertBoolToString: - INSTR_DUMP << "\t" << "ConvertBoolToString" << "\t" << "Input_Reg(" << i->unaryop.src << ") -> Output_Reg(" << i->unaryop.output << ")"; - break; - case V4Instr::ConvertIntToBool: - INSTR_DUMP << "\t" << "ConvertIntToBool" << "\t" << "Input_Reg(" << i->unaryop.src << ") -> Output_Reg(" << i->unaryop.output << ")"; - break; - case V4Instr::ConvertIntToReal: - INSTR_DUMP << "\t" << "ConvertIntToReal" << "\t" << "Input_Reg(" << i->unaryop.src << ") -> Output_Reg(" << i->unaryop.output << ")"; - break; - case V4Instr::ConvertIntToString: - INSTR_DUMP << "\t" << "ConvertIntToString" << "\t" << "Input_Reg(" << i->unaryop.src << ") -> Output_Reg(" << i->unaryop.output << ")"; - break; - case V4Instr::ConvertRealToBool: - INSTR_DUMP << "\t" << "ConvertRealToBool" << "\t" << "Input_Reg(" << i->unaryop.src << ") -> Output_Reg(" << i->unaryop.output << ")"; - break; - case V4Instr::ConvertRealToInt: - INSTR_DUMP << "\t" << "ConvertRealToInt" << "\t" << "Input_Reg(" << i->unaryop.src << ") -> Output_Reg(" << i->unaryop.output << ")"; - break; - case V4Instr::ConvertRealToString: - INSTR_DUMP << "\t" << "ConvertRealToString" << "\t" << "Input_Reg(" << i->unaryop.src << ") -> Output_Reg(" << i->unaryop.output << ")"; - break; - case V4Instr::ConvertStringToBool: - INSTR_DUMP << "\t" << "ConvertStringToBool" << "\t" << "Input_Reg(" << i->unaryop.src << ") -> Output_Reg(" << i->unaryop.output << ")"; - break; - case V4Instr::ConvertStringToInt: - INSTR_DUMP << "\t" << "ConvertStringToInt" << "\t" << "Input_Reg(" << i->unaryop.src << ") -> Output_Reg(" << i->unaryop.output << ")"; - break; - case V4Instr::ConvertStringToReal: - INSTR_DUMP << "\t" << "ConvertStringToReal" << "\t" << "Input_Reg(" << i->unaryop.src << ") -> Output_Reg(" << i->unaryop.output << ")"; - break; - case V4Instr::ConvertStringToUrl: - INSTR_DUMP << "\t" << "ConvertStringToUrl" << "\t" << "Input_Reg(" << i->unaryop.src << ") -> Output_Reg(" << i->unaryop.output << ")"; - break; - case V4Instr::ConvertStringToColor: - INSTR_DUMP << "\t" << "ConvertStringToColor" << "\t" << "Input_Reg(" << i->unaryop.src << ") -> Output_Reg(" << i->unaryop.output << ")"; - break; - case V4Instr::ConvertUrlToBool: - INSTR_DUMP << "\t" << "ConvertUrlToBool" << "\t" << "Input_Reg(" << i->unaryop.src << ") -> Output_Reg(" << i->unaryop.output << ")"; - break; - case V4Instr::ConvertUrlToString: - INSTR_DUMP << "\t" << "ConvertUrlToString" << "\t" << "Input_Reg(" << i->unaryop.src << ") -> Output_Reg(" << i->unaryop.output << ")"; - break; - case V4Instr::ConvertColorToBool: - INSTR_DUMP << "\t" << "ConvertColorToBool" << "\t" << "Input_Reg(" << i->unaryop.src << ") -> Output_Reg(" << i->unaryop.output << ")"; - break; - case V4Instr::ConvertColorToString: - INSTR_DUMP << "\t" << "ConvertColorToString" << "\t" << "Input_Reg(" << i->unaryop.src << ") -> Output_Reg(" << i->unaryop.output << ")"; - break; - case V4Instr::ResolveUrl: - INSTR_DUMP << "\t" << "ResolveUrl" << "\t\t" << "Input_Reg(" << i->unaryop.src << ") -> Output_Reg(" << i->unaryop.output << ")"; - break; - case V4Instr::MathSinReal: - INSTR_DUMP << "\t" << "MathSinReal" << "\t\t" << "Input_Reg(" << i->unaryop.src << ") -> Output_Reg(" << i->unaryop.output << ")"; - break; - case V4Instr::MathCosReal: - INSTR_DUMP << "\t" << "MathCosReal" << "\t\t" << "Input_Reg(" << i->unaryop.src << ") -> Output_Reg(" << i->unaryop.output << ")"; - break; - case V4Instr::MathRoundReal: - INSTR_DUMP << "\t" << "MathRoundReal" << "\t\t" << "Input_Reg(" << i->unaryop.src << ") -> Output_Reg(" << i->unaryop.output << ")"; - break; - case V4Instr::MathFloorReal: - INSTR_DUMP << "\t" << "MathFloorReal" << "\t\t" << "Input_Reg(" << i->unaryop.src << ") -> Output_Reg(" << i->unaryop.output << ")"; - break; - case V4Instr::MathPIReal: - INSTR_DUMP << "\t" << "MathPIReal" << "\t\t" << "Input_Reg(" << i->unaryop.src << ") -> Output_Reg(" << i->unaryop.output << ")"; - break; - case V4Instr::LoadReal: - INSTR_DUMP << "\t" << "LoadReal" << "\t\t" << "Constant(" << i->real_value.value << ") -> Output_Reg(" << i->real_value.reg << ")"; - break; - case V4Instr::LoadInt: - INSTR_DUMP << "\t" << "LoadInt" << "\t\t\t" << "Constant(" << i->int_value.value << ") -> Output_Reg(" << i->int_value.reg << ")"; - break; - case V4Instr::LoadBool: - INSTR_DUMP << "\t" << "LoadBool" << "\t\t" << "Constant(" << i->bool_value.value << ") -> Output_Reg(" << i->bool_value.reg << ")"; - break; - case V4Instr::LoadString: - INSTR_DUMP << "\t" << "LoadString" << "\t\t" << "String_DataIndex(" << i->string_value.offset << ") String_Length(" << i->string_value.length << ") -> Output_Register(" << i->string_value.reg << ")"; - break; - case V4Instr::EnableV4Test: - INSTR_DUMP << "\t" << "EnableV4Test" << "\t\t" << "String_DataIndex(" << i->string_value.offset << ") String_Length(" << i->string_value.length << ")"; - break; - case V4Instr::TestV4Store: - INSTR_DUMP << "\t" << "TestV4Store" << "\t\t" << "Input_Reg(" << i->storetest.reg << ") Reg_Type(" << i->storetest.regType << ")"; - break; - case V4Instr::BitAndInt: - INSTR_DUMP << "\t" << "BitAndInt" << "\t\t" << "Input_Reg(" << i->binaryop.left << ") Input_Reg(" << i->binaryop.right << ") -> Output_Reg(" << i->binaryop.output << ")"; - break; - case V4Instr::BitOrInt: - INSTR_DUMP << "\t" << "BitOrInt" << "\t\t" << "Input_Reg(" << i->binaryop.left << ") Input_Reg(" << i->binaryop.right << ") -> Output_Reg(" << i->binaryop.output << ")"; - break; - case V4Instr::BitXorInt: - INSTR_DUMP << "\t" << "BitXorInt" << "\t\t" << "Input_Reg(" << i->binaryop.left << ") Input_Reg(" << i->binaryop.right << ") -> Output_Reg(" << i->binaryop.output << ")"; - break; - case V4Instr::AddReal: - INSTR_DUMP << "\t" << "AddReal" << "\t\t\t" << "Input_Reg(" << i->binaryop.left << ") Input_Reg(" << i->binaryop.right << ") -> Output_Reg(" << i->binaryop.output << ")"; - break; - case V4Instr::AddString: - INSTR_DUMP << "\t" << "AddString" << "\t\t" << "Input_Reg(" << i->binaryop.left << ") Input_Reg(" << i->binaryop.right << ") -> Output_Reg(" << i->binaryop.output << ")"; - break; - case V4Instr::SubReal: - INSTR_DUMP << "\t" << "SubReal" << "\t\t\t" << "Input_Reg(" << i->binaryop.left << ") Input_Reg(" << i->binaryop.right << ") -> Output_Reg(" << i->binaryop.output << ")"; - break; - case V4Instr::MulReal: - INSTR_DUMP << "\t" << "MulReal" << "\t\t\t" << "Input_Reg(" << i->binaryop.left << ") Input_Reg(" << i->binaryop.right << ") -> Output_Reg(" << i->binaryop.output << ")"; - break; - case V4Instr::DivReal: - INSTR_DUMP << "\t" << "DivReal" << "\t\t\t" << "Input_Reg(" << i->binaryop.left << ") Input_Reg(" << i->binaryop.right << ") -> Output_Reg(" << i->binaryop.output << ")"; - break; - case V4Instr::ModReal: - INSTR_DUMP << "\t" << "ModReal" << "\t\t\t" << "Input_Reg(" << i->binaryop.left << ") Input_Reg(" << i->binaryop.right << ") -> Output_Reg(" << i->binaryop.output << ")"; - break; - case V4Instr::LShiftInt: - INSTR_DUMP << "\t" << "LShiftInt" << "\t\t" << "Input_Reg(" << i->binaryop.left << ") Input_Reg(" << i->binaryop.right << ") -> Output_Reg(" << i->binaryop.output << ")"; - break; - case V4Instr::RShiftInt: - INSTR_DUMP << "\t" << "RShiftInt" << "\t\t" << "Input_Reg(" << i->binaryop.left << ") Input_Reg(" << i->binaryop.right << ") -> Output_Reg(" << i->binaryop.output << ")"; - break; - case V4Instr::URShiftInt: - INSTR_DUMP << "\t" << "URShiftInt" << "\t\t" << "Input_Reg(" << i->binaryop.left << ") Input_Reg(" << i->binaryop.right << ") -> Output_Reg(" << i->binaryop.output << ")"; - break; - case V4Instr::GtReal: - INSTR_DUMP << "\t" << "GtReal" << "\t\t\t" << "Input_Reg(" << i->binaryop.left << ") Input_Reg(" << i->binaryop.right << ") -> Output_Reg(" << i->binaryop.output << ")"; - break; - case V4Instr::LtReal: - INSTR_DUMP << "\t" << "LtReal" << "\t\t\t" << "Input_Reg(" << i->binaryop.left << ") Input_Reg(" << i->binaryop.right << ") -> Output_Reg(" << i->binaryop.output << ")"; - break; - case V4Instr::GeReal: - INSTR_DUMP << "\t" << "GeReal" << "\t\t\t" << "Input_Reg(" << i->binaryop.left << ") Input_Reg(" << i->binaryop.right << ") -> Output_Reg(" << i->binaryop.output << ")"; - break; - case V4Instr::LeReal: - INSTR_DUMP << "\t" << "LeReal" << "\t\t\t" << "Input_Reg(" << i->binaryop.left << ") Input_Reg(" << i->binaryop.right << ") -> Output_Reg(" << i->binaryop.output << ")"; - break; - case V4Instr::EqualReal: - INSTR_DUMP << "\t" << "EqualReal" << "\t\t" << "Input_Reg(" << i->binaryop.left << ") Input_Reg(" << i->binaryop.right << ") -> Output_Reg(" << i->binaryop.output << ")"; - break; - case V4Instr::NotEqualReal: - INSTR_DUMP << "\t" << "NotEqualReal" << "\t\t" << "Input_Reg(" << i->binaryop.left << ") Input_Reg(" << i->binaryop.right << ") -> Output_Reg(" << i->binaryop.output << ")"; - break; - case V4Instr::StrictEqualReal: - INSTR_DUMP << "\t" << "StrictEqualReal" << "\t\t" << "Input_Reg(" << i->binaryop.left << ") Input_Reg(" << i->binaryop.right << ") -> Output_Reg(" << i->binaryop.output << ")"; - break; - case V4Instr::StrictNotEqualReal: - INSTR_DUMP << "\t" << "StrictNotEqualReal" << "\t" << "Input_Reg(" << i->binaryop.left << ") Input_Reg(" << i->binaryop.right << ") -> Output_Reg(" << i->binaryop.output << ")"; - break; - case V4Instr::GtString: - INSTR_DUMP << "\t" << "GtString" << "\t\t" << "Input_Reg(" << i->binaryop.left << ") Input_Reg(" << i->binaryop.right << ") -> Output_Reg(" << i->binaryop.output << ")"; - break; - case V4Instr::LtString: - INSTR_DUMP << "\t" << "LtString" << "\t\t" << "Input_Reg(" << i->binaryop.left << ") Input_Reg(" << i->binaryop.right << ") -> Output_Reg(" << i->binaryop.output << ")"; - break; - case V4Instr::GeString: - INSTR_DUMP << "\t" << "GeString" << "\t\t" << "Input_Reg(" << i->binaryop.left << ") Input_Reg(" << i->binaryop.right << ") -> Output_Reg(" << i->binaryop.output << ")"; - break; - case V4Instr::LeString: - INSTR_DUMP << "\t" << "LeString" << "\t\t" << "Input_Reg(" << i->binaryop.left << ") Input_Reg(" << i->binaryop.right << ") -> Output_Reg(" << i->binaryop.output << ")"; - break; - case V4Instr::EqualString: - INSTR_DUMP << "\t" << "EqualString" << "\t\t" << "Input_Reg(" << i->binaryop.left << ") Input_Reg(" << i->binaryop.right << ") -> Output_Reg(" << i->binaryop.output << ")"; - break; - case V4Instr::NotEqualString: - INSTR_DUMP << "\t" << "NotEqualString" << "\t\t" << "Input_Reg(" << i->binaryop.left << ") Input_Reg(" << i->binaryop.right << ") -> Output_Reg(" << i->binaryop.output << ")"; - break; - case V4Instr::StrictEqualString: - INSTR_DUMP << "\t" << "StrictEqualString" << "\t" << "Input_Reg(" << i->binaryop.left << ") Input_Reg(" << i->binaryop.right << ") -> Output_Reg(" << i->binaryop.output << ")"; - break; - case V4Instr::StrictNotEqualString: - INSTR_DUMP << "\t" << "StrictNotEqualString" << "\t" << "Input_Reg(" << i->binaryop.left << ") Input_Reg(" << i->binaryop.right << ") -> Output_Reg(" << i->binaryop.output << ")"; - break; - case V4Instr::NewString: - INSTR_DUMP << "\t" << "NewString" << "\t\t" << "Register(" << i->construct.reg << ")"; - break; - case V4Instr::NewUrl: - INSTR_DUMP << "\t" << "NewUrl" << "\t\t\t" << "Register(" << i->construct.reg << ")"; - break; - case V4Instr::CleanupRegister: - INSTR_DUMP << "\t" << "CleanupRegister" << "\t\t" << "Register(" << i->cleanup.reg << ")"; - break; - case V4Instr::Fetch: - INSTR_DUMP << "\t" << "Fetch" << "\t\t\t" << "Object_Reg(" << i->fetch.reg << ") Property_Index(" << i->fetch.index << ") -> Output_Reg(" << i->fetch.reg << ")"; - break; - case V4Instr::Store: - INSTR_DUMP << "\t" << "Store" << "\t\t\t" << "Input_Reg(" << i->store.reg << ") -> Object_Reg(" << i->store.output << ") Property_Index(" << i->store.index << ")"; - break; - case V4Instr::Copy: - INSTR_DUMP << "\t" << "Copy" << "\t\t\t" << "Input_Reg(" << i->copy.src << ") -> Output_Reg(" << i->copy.reg << ")"; - break; - case V4Instr::Jump: - if (i->jump.reg != -1) { - INSTR_DUMP << "\t" << "Jump" << "\t\t\t" << "Address(" << (address + size() + i->jump.count) << ") [if false == Input_Reg(" << i->jump.reg << ")]"; - } else { - INSTR_DUMP << "\t" << "Jump" << "\t\t\t" << "Address(" << (address + size() + i->jump.count) << ")"; - } - break; - case V4Instr::BranchFalse: - INSTR_DUMP << "\t" << "BranchFalse" << "\t\t" << "Address(" << (address + size() + i->branchop.offset) << ") [if false == Input_Reg(" << i->branchop.reg << ")]"; - break; - case V4Instr::BranchTrue: - INSTR_DUMP << "\t" << "BranchTrue" << "\t\t" << "Address(" << (address + size() + i->branchop.offset) << ") [if true == Input_Reg(" << i->branchop.reg << ")]"; - break; - case V4Instr::Branch: - INSTR_DUMP << "\t" << "Branch" << "\t\t\t" << "Address(" << (address + size() + i->branchop.offset) << ")"; - break; - case V4Instr::InitString: - INSTR_DUMP << "\t" << "InitString" << "\t\t" << "String_DataIndex(" << i->initstring.dataIdx << ") -> String_Slot(" << i->initstring.offset << ")"; - break; - case V4Instr::Block: - INSTR_DUMP << "\t" << "Block" << "\t\t\t" << "Mask(" << QByteArray::number(i->blockop.block, 16).constData() << ")"; - break; - default: - INSTR_DUMP << "\t" << "Unknown"; - break; - } -} - -void Bytecode::dump(const char *start, const char *end) const -{ - const char *code = start; - while (code < end) { - const V4Instr *instr = reinterpret_cast<const V4Instr *>(code); - dump(instr, code - start); - code += V4Instr::size(instructionType(instr)); - } -} - -Bytecode::Bytecode() -{ -#ifdef QML_THREADED_INTERPRETER - decodeInstr = QV4Bindings::getDecodeInstrTable(); -#endif -} - -V4Instr::Type Bytecode::instructionType(const V4Instr *instr) const -{ -#ifdef QML_THREADED_INTERPRETER - void *code = instr->common.code; - -# define CHECK_V4_INSTR_CODE(I, FMT) \ - if (decodeInstr[static_cast<int>(V4Instr::I)] == code) \ - return V4Instr::I; - - FOR_EACH_V4_INSTR(CHECK_V4_INSTR_CODE) - Q_ASSERT_X(false, Q_FUNC_INFO, "Invalid instruction address"); - return static_cast<V4Instr::Type>(0); -# undef CHECK_V4_INSTR_CODE -#else - return static_cast<V4Instr::Type>(instr->common.type); -#endif - -} - -void Bytecode::append(V4Instr::Type type, V4Instr &instr) -{ -#ifdef QML_THREADED_INTERPRETER - instr.common.code = decodeInstr[static_cast<int>(type)]; -#else - instr.common.type = type; -#endif - d.append(reinterpret_cast<const char *>(&instr), V4Instr::size(type)); -} - -int Bytecode::remove(int offset) -{ - const V4Instr *instr = reinterpret_cast<const V4Instr *>(d.begin() + offset); - const int instrSize = V4Instr::size(instructionType(instr)); - d.remove(offset, instrSize); - return instrSize; -} - -const V4Instr &Bytecode::operator[](int offset) const -{ - return *(reinterpret_cast<const V4Instr *>(d.begin() + offset)); -} - -V4Instr &Bytecode::operator[](int offset) -{ - return *(reinterpret_cast<V4Instr *>(d.begin() + offset)); -} - -} - -QT_END_NAMESPACE |