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Move Value into it's own header/cpp file 

Change-Id: I2872d824a2016a653e64f0332f6416f416eef0e7
Reviewed-by: Simon Hausmann <simon.hausmann@digia.com>
This commit is contained in:
Lars Knoll 2012-11-17 22:10:52 +01:00 committed by Simon Hausmann
parent 65724ce3e7
commit 1162d4dde6
5 changed files with 555 additions and 427 deletions
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118
qmljs_runtime.cpp
View File

@ -112,124 +112,6 @@ QString numberToString(double num, int radix = 10)
return str;
}
Value Value::fromString(ExecutionContext *ctx, const QString &s)
{
return fromString(ctx->engine->newString(s));
}
int Value::toInt32(double number)
{
const double D32 = 4294967296.0;
const double D31 = D32 / 2.0;
if ((number >= -D31 && number < D31))
return static_cast<int>(number);
if (!std::isfinite(number))
return 0;
double d = ::floor(::fabs(number));
if (std::signbit(number))
d = -d;
number = ::fmod(d , D32);
if (number < -D31)
number += D32;
else if (number >= D31)
number -= D32;
return int(number);
}
unsigned int Value::toUInt32(double number)
{
const double D32 = 4294967296.0;
if ((number >= 0 && number < D32))
return static_cast<uint>(number);
if (!std::isfinite(number))
return +0;
double d = ::floor(::fabs(number));
if (std::signbit(number))
d = -d;
number = ::fmod(d , D32);
if (number < 0)
number += D32;
return unsigned(number);
}
double Value::toInteger(double number)
{
if (std::isnan(number))
return +0;
else if (! number || std::isinf(number))
return number;
const double v = floor(fabs(number));
return std::signbit(number) ? -v : v;
}
Object *Value::asObject() const
{
return isObject() ? objectValue() : 0;
}
FunctionObject *Value::asFunctionObject() const
{
return isObject() ? objectValue()->asFunctionObject() : 0;
}
BooleanObject *Value::asBooleanObject() const
{
return isObject() ? objectValue()->asBooleanObject() : 0;
}
NumberObject *Value::asNumberObject() const
{
return isObject() ? objectValue()->asNumberObject() : 0;
}
StringObject *Value::asStringObject() const
{
return isObject() ? objectValue()->asStringObject() : 0;
}
DateObject *Value::asDateObject() const
{
return isObject() ? objectValue()->asDateObject() : 0;
}
RegExpObject *Value::asRegExpObject() const
{
return isObject() ? objectValue()->asRegExpObject() : 0;
}
ArrayObject *Value::asArrayObject() const
{
return isObject() ? objectValue()->asArrayObject() : 0;
}
ErrorObject *Value::asErrorObject() const
{
return isObject() ? objectValue()->asErrorObject() : 0;
}
ActivationObject *Value::asArgumentsObject() const
{
return isObject() ? objectValue()->asActivationObject() : 0;
}
Value Value::property(ExecutionContext *ctx, String *name) const
{
return isObject() ? objectValue()->__get__(ctx, name) : undefinedValue();
}
extern "C" {
Value __qmljs_init_closure(IR::Function *clos, ExecutionContext *ctx)

311
qmljs_runtime.h
View File

@ -41,12 +41,12 @@
#ifndef QMLJS_RUNTIME_H
#define QMLJS_RUNTIME_H
#include <qmljs_value.h>
#include <QtCore/QString>
#include <QtCore/qnumeric.h>
#include <QtCore/QDebug>
#include <wtf/Platform.h>
#include <cmath>
#include <cassert>
@ -87,185 +87,6 @@ struct ErrorObject;
struct ActivationObject;
struct ExecutionEngine;
typedef uint Bool;
struct Value
{
union {
quint64 val;
double dbl;
struct {
#if Q_BYTE_ORDER != Q_LITTLE_ENDIAN
uint tag;
#endif
union {
uint uint_32;
int int_32;
#if CPU(X86_64)
#else
Object *o;
String *s;
#endif
};
#if Q_BYTE_ORDER == Q_LITTLE_ENDIAN
uint tag;
#endif
};
};
enum Masks {
NotDouble_Mask = 0xfff80000,
Type_Mask = 0xffff0000,
Immediate_Mask = NotDouble_Mask | 0x00040000,
Tag_Shift = 32
};
enum ValueType {
Undefined_Type = Immediate_Mask | 0x00000,
Null_Type = Immediate_Mask | 0x10000,
Boolean_Type = Immediate_Mask | 0x20000,
Integer_Type = Immediate_Mask | 0x30000,
Object_Type = NotDouble_Mask | 0x00000,
String_Type = NotDouble_Mask | 0x10000
};
enum ImmediateFlags {
ConvertibleToInt = Immediate_Mask | (0x1 << 15)
};
enum ValueTypeInternal {
_Undefined_Type = Undefined_Type,
_Null_Type = Null_Type | ConvertibleToInt,
_Boolean_Type = Boolean_Type | ConvertibleToInt,
_Integer_Type = Integer_Type | ConvertibleToInt,
_Object_Type = Object_Type,
_String_Type = String_Type
};
inline ValueType type() const {
return (ValueType)(tag & Type_Mask);
}
inline bool isUndefined() const { return tag == _Undefined_Type; }
inline bool isNull() const { return tag == _Null_Type; }
inline bool isBoolean() const { return tag == _Boolean_Type; }
inline bool isInteger() const { return tag == _Integer_Type; }
inline bool isDouble() const { return (tag & NotDouble_Mask) != NotDouble_Mask; }
inline bool isNumber() const { return tag == _Integer_Type || (tag & NotDouble_Mask) != NotDouble_Mask; }
#if CPU(X86_64)
inline bool isString() const { return (tag & Type_Mask) == String_Type; }
inline bool isObject() const { return (tag & Type_Mask) == Object_Type; }
#else
inline bool isString() const { return tag == String_Type; }
inline bool isObject() const { return tag == Object_Type; }
#endif
inline bool isConvertibleToInt() const { return (tag & ConvertibleToInt) == ConvertibleToInt; }
Bool booleanValue() const {
return int_32;
}
double doubleValue() const {
return dbl;
}
void setDouble(double d) {
dbl = d;
}
double asDouble() const {
if (tag == _Integer_Type)
return int_32;
return dbl;
}
int integerValue() const {
return int_32;
}
#if CPU(X86_64)
String *stringValue() const {
return (String *)(val & ~(quint64(Type_Mask) << Tag_Shift));
}
Object *objectValue() const {
return (Object *)(val & ~(quint64(Type_Mask) << Tag_Shift));
}
#else
String *stringValue() const {
return s;
}
Object *objectValue() const {
return o;
}
#endif
quint64 rawValue() const {
return val;
}
static Value undefinedValue();
static Value nullValue();
static Value fromBoolean(Bool b);
static Value fromDouble(double d);
static Value fromInt32(int i);
static Value fromString(String *s);
static Value fromObject(Object *o);
#ifndef QMLJS_LLVM_RUNTIME
static Value fromString(ExecutionContext *ctx, const QString &fromString);
#endif
static double toInteger(double fromNumber);
static int toInt32(double value);
static unsigned int toUInt32(double value);
inline int toUInt16(ExecutionContext *ctx);
inline int toInt32(ExecutionContext *ctx);
inline unsigned int toUInt32(ExecutionContext *ctx);
inline Bool toBoolean(ExecutionContext *ctx) const;
inline double toInteger(ExecutionContext *ctx) const;
double toNumber(ExecutionContext *ctx) const;
inline String *toString(ExecutionContext *ctx) const;
inline Value toObject(ExecutionContext *ctx) const;
inline bool isPrimitive() const { return !isObject(); }
#if CPU(X86_64)
static inline bool integerCompatible(Value a, Value b) {
const quint64 mask = quint64(ConvertibleToInt) << 32;
return ((a.val & b.val) & mask) == mask;
}
static inline bool bothDouble(Value a, Value b) {
const quint64 mask = quint64(NotDouble_Mask) << 32;
return ((a.val | b.val) & mask) != mask;
}
#else
static inline bool integerCompatible(Value a, Value b) {
return ((a.tag & b.tag) & ConvertibleToInt) == ConvertibleToInt;
}
static inline bool bothDouble(Value a, Value b) {
return ((a.tag | b.tag) & NotDouble_Mask) != NotDouble_Mask;
}
#endif
inline bool tryIntegerConversion() {
bool b = isConvertibleToInt();
if (b)
tag = _Integer_Type;
return b;
}
Object *asObject() const;
FunctionObject *asFunctionObject() const;
BooleanObject *asBooleanObject() const;
NumberObject *asNumberObject() const;
StringObject *asStringObject() const;
DateObject *asDateObject() const;
RegExpObject *asRegExpObject() const;
ArrayObject *asArrayObject() const;
ErrorObject *asErrorObject() const;
ActivationObject *asArgumentsObject() const;
Value property(ExecutionContext *ctx, String *name) const;
// Section 9.12
bool sameValue(Value other);
};
extern "C" {
// context
@ -439,134 +260,6 @@ Bool __qmljs_cmp_in(Value left, Value right, ExecutionContext *ctx);
} // extern "C"
inline int Value::toUInt16(ExecutionContext *ctx)
{
return __qmljs_to_uint16(*this, ctx);
}
inline int Value::toInt32(ExecutionContext *ctx)
{
if (isConvertibleToInt())
return int_32;
return Value::toInt32(__qmljs_to_number(*this, ctx));
}
inline unsigned int Value::toUInt32(ExecutionContext *ctx)
{
if (isConvertibleToInt())
return (unsigned) int_32;
return toUInt32(__qmljs_to_number(*this, ctx));
}
inline Bool Value::toBoolean(ExecutionContext *ctx) const
{
return __qmljs_to_boolean(*this, ctx);
}
inline double Value::toInteger(ExecutionContext *ctx) const
{
return __qmljs_to_integer(*this, ctx);
}
inline double Value::toNumber(ExecutionContext *ctx) const
{
return __qmljs_to_number(*this, ctx);
}
inline String *Value::toString(ExecutionContext *ctx) const
{
Value v = __qmljs_to_string(*this, ctx);
assert(v.isString());
return v.stringValue();
}
inline Value Value::toObject(ExecutionContext *ctx) const
{
return __qmljs_to_object(*this, ctx);
}
inline Value Value::undefinedValue()
{
Value v;
#if CPU(X86_64)
v.val = quint64(_Undefined_Type) << Tag_Shift;
#else
v.tag = _Undefined_Type;
v.int_32 = 0;
#endif
return v;
}
inline Value Value::nullValue()
{
Value v;
#if CPU(X86_64)
v.val = quint64(_Null_Type) << Tag_Shift;
#else
v.tag = _Null_Type;
v.int_32 = 0;
#endif
return v;
}
inline Value Value::fromBoolean(Bool b)
{
Value v;
v.tag = _Boolean_Type;
v.int_32 = (bool)b;
return v;
}
inline Value Value::fromDouble(double d)
{
Value v;
v.dbl = d;
return v;
}
inline Value Value::fromInt32(int i)
{
Value v;
v.tag = _Integer_Type;
v.int_32 = i;
return v;
}
inline Value Value::fromString(String *s)
{
Value v;
#if CPU(X86_64)
v.val = (quint64)s;
v.val |= quint64(_String_Type) << Tag_Shift;
#else
v.tag = _String_Type;
v.s = s;
#endif
return v;
}
inline Value Value::fromObject(Object *o)
{
Value v;
#if CPU(X86_64)
v.val = (quint64)o;
v.val |= quint64(_Object_Type) << Tag_Shift;
#else
v.tag = _Object_Type;
v.o = o;
#endif
return v;
}
inline bool Value::sameValue(Value other) {
if (val == other.val)
return true;
if (isString() && other.isString())
return __qmljs_string_equal(stringValue(), other.stringValue());
return false;
}
#include <qmljs_math.h>

226
qmljs_value.cpp Normal file
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@ -0,0 +1,226 @@
/****************************************************************************
**
** 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.
**
**
** $QT_END_LICENSE$
**
****************************************************************************/
#include <qmljs_engine.h>
#include <qmljs_objects.h>
#include <qv4ecmaobjects_p.h>
namespace QQmlJS {
namespace VM {
int Value::toUInt16(ExecutionContext *ctx)
{
return __qmljs_to_uint16(*this, ctx);
}
int Value::toInt32(ExecutionContext *ctx)
{
if (isConvertibleToInt())
return int_32;
return Value::toInt32(__qmljs_to_number(*this, ctx));
}
unsigned int Value::toUInt32(ExecutionContext *ctx)
{
if (isConvertibleToInt())
return (unsigned) int_32;
return toUInt32(__qmljs_to_number(*this, ctx));
}
Bool Value::toBoolean(ExecutionContext *ctx) const
{
return __qmljs_to_boolean(*this, ctx);
}
double Value::toInteger(ExecutionContext *ctx) const
{
return __qmljs_to_integer(*this, ctx);
}
double Value::toNumber(ExecutionContext *ctx) const
{
return __qmljs_to_number(*this, ctx);
}
String *Value::toString(ExecutionContext *ctx) const
{
Value v = __qmljs_to_string(*this, ctx);
assert(v.isString());
return v.stringValue();
}
Value Value::toObject(ExecutionContext *ctx) const
{
return __qmljs_to_object(*this, ctx);
}
bool Value::sameValue(Value other) {
if (val == other.val)
return true;
if (isString() && other.isString())
return __qmljs_string_equal(stringValue(), other.stringValue());
return false;
}
Value Value::fromString(ExecutionContext *ctx, const QString &s)
{
return fromString(ctx->engine->newString(s));
}
int Value::toInt32(double number)
{
const double D32 = 4294967296.0;
const double D31 = D32 / 2.0;
if ((number >= -D31 && number < D31))
return static_cast<int>(number);
if (!std::isfinite(number))
return 0;
double d = ::floor(::fabs(number));
if (std::signbit(number))
d = -d;
number = ::fmod(d , D32);
if (number < -D31)
number += D32;
else if (number >= D31)
number -= D32;
return int(number);
}
unsigned int Value::toUInt32(double number)
{
const double D32 = 4294967296.0;
if ((number >= 0 && number < D32))
return static_cast<uint>(number);
if (!std::isfinite(number))
return +0;
double d = ::floor(::fabs(number));
if (std::signbit(number))
d = -d;
number = ::fmod(d , D32);
if (number < 0)
number += D32;
return unsigned(number);
}
double Value::toInteger(double number)
{
if (std::isnan(number))
return +0;
else if (! number || std::isinf(number))
return number;
const double v = floor(fabs(number));
return std::signbit(number) ? -v : v;
}
Object *Value::asObject() const
{
return isObject() ? objectValue() : 0;
}
FunctionObject *Value::asFunctionObject() const
{
return isObject() ? objectValue()->asFunctionObject() : 0;
}
BooleanObject *Value::asBooleanObject() const
{
return isObject() ? objectValue()->asBooleanObject() : 0;
}
NumberObject *Value::asNumberObject() const
{
return isObject() ? objectValue()->asNumberObject() : 0;
}
StringObject *Value::asStringObject() const
{
return isObject() ? objectValue()->asStringObject() : 0;
}
DateObject *Value::asDateObject() const
{
return isObject() ? objectValue()->asDateObject() : 0;
}
RegExpObject *Value::asRegExpObject() const
{
return isObject() ? objectValue()->asRegExpObject() : 0;
}
ArrayObject *Value::asArrayObject() const
{
return isObject() ? objectValue()->asArrayObject() : 0;
}
ErrorObject *Value::asErrorObject() const
{
return isObject() ? objectValue()->asErrorObject() : 0;
}
ActivationObject *Value::asArgumentsObject() const
{
return isObject() ? objectValue()->asActivationObject() : 0;
}
Value Value::property(ExecutionContext *ctx, String *name) const
{
return isObject() ? objectValue()->__get__(ctx, name) : undefinedValue();
}
} // namespace VM
} // namespace QQmlJS

325
qmljs_value.h Normal file
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@ -0,0 +1,325 @@
/****************************************************************************
**
** 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_VALUE_H
#define QMLJS_VALUE_H
#include <wtf/Platform.h>
#include <QtCore/QString>
#include <QtCore/qnumeric.h>
#include <QtCore/QDebug>
namespace QQmlJS {
namespace VM {
struct Array;
struct String;
struct Object;
struct BooleanObject;
struct NumberObject;
struct StringObject;
struct ArrayObject;
struct DateObject;
struct FunctionObject;
struct RegExpObject;
struct ErrorObject;
struct ActivationObject;
struct ArgumentsObject;
struct ExecutionContext;
struct ExecutionEngine;
typedef uint Bool;
struct Value
{
union {
quint64 val;
double dbl;
struct {
#if Q_BYTE_ORDER != Q_LITTLE_ENDIAN
uint tag;
#endif
union {
uint uint_32;
int int_32;
#if CPU(X86_64)
#else
Object *o;
String *s;
#endif
};
#if Q_BYTE_ORDER == Q_LITTLE_ENDIAN
uint tag;
#endif
};
};
enum Masks {
NotDouble_Mask = 0xfff80000,
Type_Mask = 0xffff0000,
Immediate_Mask = NotDouble_Mask | 0x00040000,
Tag_Shift = 32
};
enum ValueType {
Undefined_Type = Immediate_Mask | 0x00000,
Null_Type = Immediate_Mask | 0x10000,
Boolean_Type = Immediate_Mask | 0x20000,
Integer_Type = Immediate_Mask | 0x30000,
Object_Type = NotDouble_Mask | 0x00000,
String_Type = NotDouble_Mask | 0x10000
};
enum ImmediateFlags {
ConvertibleToInt = Immediate_Mask | (0x1 << 15)
};
enum ValueTypeInternal {
_Undefined_Type = Undefined_Type,
_Null_Type = Null_Type | ConvertibleToInt,
_Boolean_Type = Boolean_Type | ConvertibleToInt,
_Integer_Type = Integer_Type | ConvertibleToInt,
_Object_Type = Object_Type,
_String_Type = String_Type
};
inline ValueType type() const {
return (ValueType)(tag & Type_Mask);
}
inline bool isUndefined() const { return tag == _Undefined_Type; }
inline bool isNull() const { return tag == _Null_Type; }
inline bool isBoolean() const { return tag == _Boolean_Type; }
inline bool isInteger() const { return tag == _Integer_Type; }
inline bool isDouble() const { return (tag & NotDouble_Mask) != NotDouble_Mask; }
inline bool isNumber() const { return tag == _Integer_Type || (tag & NotDouble_Mask) != NotDouble_Mask; }
#if CPU(X86_64)
inline bool isString() const { return (tag & Type_Mask) == String_Type; }
inline bool isObject() const { return (tag & Type_Mask) == Object_Type; }
#else
inline bool isString() const { return tag == String_Type; }
inline bool isObject() const { return tag == Object_Type; }
#endif
inline bool isConvertibleToInt() const { return (tag & ConvertibleToInt) == ConvertibleToInt; }
Bool booleanValue() const {
return int_32;
}
double doubleValue() const {
return dbl;
}
void setDouble(double d) {
dbl = d;
}
double asDouble() const {
if (tag == _Integer_Type)
return int_32;
return dbl;
}
int integerValue() const {
return int_32;
}
#if CPU(X86_64)
String *stringValue() const {
return (String *)(val & ~(quint64(Type_Mask) << Tag_Shift));
}
Object *objectValue() const {
return (Object *)(val & ~(quint64(Type_Mask) << Tag_Shift));
}
#else
String *stringValue() const {
return s;
}
Object *objectValue() const {
return o;
}
#endif
quint64 rawValue() const {
return val;
}
static Value undefinedValue();
static Value nullValue();
static Value fromBoolean(Bool b);
static Value fromDouble(double d);
static Value fromInt32(int i);
static Value fromString(String *s);
static Value fromObject(Object *o);
#ifndef QMLJS_LLVM_RUNTIME
static Value fromString(ExecutionContext *ctx, const QString &fromString);
#endif
static double toInteger(double fromNumber);
static int toInt32(double value);
static unsigned int toUInt32(double value);
int toUInt16(ExecutionContext *ctx);
int toInt32(ExecutionContext *ctx);
unsigned int toUInt32(ExecutionContext *ctx);
Bool toBoolean(ExecutionContext *ctx) const;
double toInteger(ExecutionContext *ctx) const;
double toNumber(ExecutionContext *ctx) const;
String *toString(ExecutionContext *ctx) const;
Value toObject(ExecutionContext *ctx) const;
inline bool isPrimitive() const { return !isObject(); }
#if CPU(X86_64)
static inline bool integerCompatible(Value a, Value b) {
const quint64 mask = quint64(ConvertibleToInt) << 32;
return ((a.val & b.val) & mask) == mask;
}
static inline bool bothDouble(Value a, Value b) {
const quint64 mask = quint64(NotDouble_Mask) << 32;
return ((a.val | b.val) & mask) != mask;
}
#else
static inline bool integerCompatible(Value a, Value b) {
return ((a.tag & b.tag) & ConvertibleToInt) == ConvertibleToInt;
}
static inline bool bothDouble(Value a, Value b) {
return ((a.tag | b.tag) & NotDouble_Mask) != NotDouble_Mask;
}
#endif
inline bool tryIntegerConversion() {
bool b = isConvertibleToInt();
if (b)
tag = _Integer_Type;
return b;
}
Object *asObject() const;
FunctionObject *asFunctionObject() const;
BooleanObject *asBooleanObject() const;
NumberObject *asNumberObject() const;
StringObject *asStringObject() const;
DateObject *asDateObject() const;
RegExpObject *asRegExpObject() const;
ArrayObject *asArrayObject() const;
ErrorObject *asErrorObject() const;
ActivationObject *asArgumentsObject() const;
Value property(ExecutionContext *ctx, String *name) const;
// Section 9.12
bool sameValue(Value other);
};
inline Value Value::undefinedValue()
{
Value v;
#if CPU(X86_64)
v.val = quint64(_Undefined_Type) << Tag_Shift;
#else
v.tag = _Undefined_Type;
v.int_32 = 0;
#endif
return v;
}
inline Value Value::nullValue()
{
Value v;
#if CPU(X86_64)
v.val = quint64(_Null_Type) << Tag_Shift;
#else
v.tag = _Null_Type;
v.int_32 = 0;
#endif
return v;
}
inline Value Value::fromBoolean(Bool b)
{
Value v;
v.tag = _Boolean_Type;
v.int_32 = (bool)b;
return v;
}
inline Value Value::fromDouble(double d)
{
Value v;
v.dbl = d;
return v;
}
inline Value Value::fromInt32(int i)
{
Value v;
v.tag = _Integer_Type;
v.int_32 = i;
return v;
}
inline Value Value::fromString(String *s)
{
Value v;
#if CPU(X86_64)
v.val = (quint64)s;
v.val |= quint64(_String_Type) << Tag_Shift;
#else
v.tag = _String_Type;
v.s = s;
#endif
return v;
}
inline Value Value::fromObject(Object *o)
{
Value v;
#if CPU(X86_64)
v.val = (quint64)o;
v.val |= quint64(_Object_Type) << Tag_Shift;
#else
v.tag = _Object_Type;
v.o = o;
#endif
return v;
}
} // namespace VM
} // namespace QQmlJS
#endif

2
v4.pro
View File

@ -17,6 +17,7 @@ SOURCES += main.cpp \
qmljs_environment.cpp \
qmljs_runtime.cpp \
qmljs_objects.cpp \
qmljs_value.cpp \
qv4syntaxchecker.cpp \
qv4ecmaobjects.cpp \
qv4array.cpp \
@ -31,6 +32,7 @@ HEADERS += \
qmljs_runtime.h \
qmljs_objects.h \
qmljs_math.h \
qmljs_value.h \
qv4syntaxchecker_p.h \
qv4ecmaobjects_p.h \
qv4array_p.h \