From 891f7029457c5135c365ec32c06e7750abaceeab Mon Sep 17 00:00:00 2001 From: Simon Hausmann Date: Mon, 15 Apr 2013 11:50:16 +0200 Subject: Fix compilation with built-in v4vm JS engine Change-Id: Ieda9267e296acf6392a5461f4cfb9233a7a409a0 Reviewed-by: Lars Knoll --- src/qml/qml/v4vm/qv4context_p.h | 194 ++++++++++++++++++++++++++++++++++++++++ 1 file changed, 194 insertions(+) create mode 100644 src/qml/qml/v4vm/qv4context_p.h (limited to 'src/qml/qml/v4vm/qv4context_p.h') diff --git a/src/qml/qml/v4vm/qv4context_p.h b/src/qml/qml/v4vm/qv4context_p.h new file mode 100644 index 0000000000..4337ca0f0a --- /dev/null +++ b/src/qml/qml/v4vm/qv4context_p.h @@ -0,0 +1,194 @@ +/**************************************************************************** +** +** Copyright (C) 2012 Digia Plc and/or its subsidiary(-ies). +** Contact: http://www.qt-project.org/legal +** +** This file is part of the V4VM module of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** Commercial License Usage +** Licensees holding valid commercial Qt licenses may use this file in +** accordance with the commercial license agreement provided with the +** Software or, alternatively, in accordance with the terms contained in +** a written agreement between you and Digia. For licensing terms and +** conditions see http://qt.digia.com/licensing. For further information +** use the contact form at http://qt.digia.com/contact-us. +** +** GNU Lesser General Public License Usage +** Alternatively, 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, Digia gives you certain additional +** rights. These rights are described in the Digia 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. +** +** +** $QT_END_LICENSE$ +** +****************************************************************************/ +#ifndef QMLJS_ENVIRONMENT_H +#define QMLJS_ENVIRONMENT_H + +#include "qv4global_p.h" +#include "qv4runtime_p.h" + +QT_BEGIN_NAMESPACE + +namespace QQmlJS { +namespace VM { + +struct Value; +struct Object; +struct ExecutionEngine; +struct DeclarativeEnvironment; +struct Lookup; + +struct Q_V4_EXPORT DiagnosticMessage +{ + enum { Error, Warning }; + + QString fileName; + quint32 offset; + quint32 length; + quint32 startLine; + unsigned startColumn: 31; + unsigned type: 1; + QString message; + DiagnosticMessage *next; + + DiagnosticMessage(); + ~DiagnosticMessage(); + String *buildFullMessage(ExecutionContext *ctx) const; +}; + +struct CallContext; + +struct ExecutionContext +{ + enum Type { + Type_GlobalContext = 0x1, + Type_CatchContext = 0x2, + Type_WithContext = 0x3, + Type_SimpleCallContext = 0x4, + Type_CallContext = 0x5, + Type_QmlContext = 0x6 + }; + + Type type; + bool strictMode; + bool marked; + + Value thisObject; + + ExecutionEngine *engine; + ExecutionContext *parent; + ExecutionContext *outer; + Lookup *lookups; + ExecutionContext *next; // used in the GC + + String * const *formals() const; + unsigned int formalCount() const; + String * const *variables() const; + unsigned int variableCount() const; + + void createMutableBinding(String *name, bool deletable); + + void Q_NORETURN throwError(const Value &value); + void Q_NORETURN throwError(const QString &message); + void Q_NORETURN throwSyntaxError(DiagnosticMessage *message); + void Q_NORETURN throwTypeError(); + void Q_NORETURN throwReferenceError(Value value); + void Q_NORETURN throwRangeError(Value value); + void Q_NORETURN throwURIError(Value msg); + void Q_NORETURN throwUnimplemented(const QString &message); + + void setProperty(String *name, const Value &value); + Value getProperty(String *name); + Value getPropertyNoThrow(String *name); + Value getPropertyAndBase(String *name, Object **base); + void inplaceBitOp(String *name, const QQmlJS::VM::Value &value, BinOp op); + bool deleteProperty(String *name); + + inline Value argument(unsigned int index = 0); + + void mark(); + + inline CallContext *asCallContext(); +}; + +struct SimpleCallContext : public ExecutionContext +{ + FunctionObject *function; + Value *arguments; + unsigned int argumentCount; +}; + +struct CallContext : public SimpleCallContext +{ + void initCallContext(QQmlJS::VM::ExecutionEngine *engine); + bool needsOwnArguments() const; + + Value *locals; + Object *activation; +}; + +struct GlobalContext : public ExecutionContext +{ + void init(ExecutionEngine *e); + + Object *global; +}; + +struct CatchContext : public ExecutionContext +{ + void init(ExecutionContext *p, String *exceptionVarName, const QQmlJS::VM::Value &exceptionValue); + + String *exceptionVarName; + Value exceptionValue; +}; + +struct WithContext : public ExecutionContext +{ + Object *withObject; + + void init(ExecutionContext *p, Object *with); +}; + +inline Value ExecutionContext::argument(unsigned int index) +{ + if (type >= Type_SimpleCallContext) { + CallContext *ctx = static_cast(this); + if (index < ctx->argumentCount) + return ctx->arguments[index]; + } + return Value::undefinedValue(); +} + +inline CallContext *ExecutionContext::asCallContext() +{ + return type >= Type_CallContext ? static_cast(this) : 0; +} + +/* Function *f, int argc */ +#define requiredMemoryForExecutionContect(f, argc) \ + sizeof(CallContext) + sizeof(Value) * (f->varCount + qMax((uint)argc, f->formalParameterCount)) +#define stackContextSize (sizeof(CallContext) + 32*sizeof(Value)) + +} // namespace VM +} // namespace QQmlJS + +QT_END_NAMESPACE + +#endif -- cgit v1.2.3