diff options
Diffstat (limited to 'src/qml/compiler/qv4isel_p.cpp')
| -rw-r--r-- | src/qml/compiler/qv4isel_p.cpp | 446 |
1 files changed, 0 insertions, 446 deletions
diff --git a/src/qml/compiler/qv4isel_p.cpp b/src/qml/compiler/qv4isel_p.cpp deleted file mode 100644 index efcfb9bd77..0000000000 --- a/src/qml/compiler/qv4isel_p.cpp +++ /dev/null @@ -1,446 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2016 The Qt Company Ltd. -** Contact: https://www.qt.io/licensing/ -** -** This file is part of the QtQml 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 The Qt Company. For licensing terms -** and conditions see https://www.qt.io/terms-conditions. For further -** information use the contact form at https://www.qt.io/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 3 as published by the Free Software -** Foundation and appearing in the file LICENSE.LGPL3 included in the -** packaging of this file. Please review the following information to -** ensure the GNU Lesser General Public License version 3 requirements -** will be met: https://www.gnu.org/licenses/lgpl-3.0.html. -** -** GNU General Public License Usage -** Alternatively, this file may be used under the terms of the GNU -** General Public License version 2.0 or (at your option) the GNU General -** Public license version 3 or any later version approved by the KDE Free -** Qt Foundation. The licenses are as published by the Free Software -** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3 -** included in the packaging of this file. Please review the following -** information to ensure the GNU General Public License requirements will -** be met: https://www.gnu.org/licenses/gpl-2.0.html and -** https://www.gnu.org/licenses/gpl-3.0.html. -** -** $QT_END_LICENSE$ -** -****************************************************************************/ - -#include <QtCore/QDebug> -#include <QtCore/QBuffer> -#include "qv4jsir_p.h" -#include "qv4isel_p.h" -#include "qv4isel_util_p.h" -#include <private/qv4value_p.h> -#ifndef V4_BOOTSTRAP -#include <private/qqmlpropertycache_p.h> -#endif - -#include <QString> - -using namespace QV4; -using namespace QV4::IR; - -EvalInstructionSelection::EvalInstructionSelection(QV4::ExecutableAllocator *execAllocator, Module *module, QV4::Compiler::JSUnitGenerator *jsGenerator, EvalISelFactory *iselFactory) - : useFastLookups(true) - , useTypeInference(true) - , executableAllocator(execAllocator) - , irModule(module) -{ - if (!jsGenerator) { - jsGenerator = new QV4::Compiler::JSUnitGenerator(module); - ownJSGenerator.reset(jsGenerator); - } - this->jsGenerator = jsGenerator; -#ifndef V4_BOOTSTRAP - Q_ASSERT(execAllocator); -#endif - Q_ASSERT(module); - jsGenerator->codeGeneratorName = iselFactory->codeGeneratorName; -} - -EvalInstructionSelection::~EvalInstructionSelection() -{} - -EvalISelFactory::~EvalISelFactory() -{} - -QQmlRefPointer<CompiledData::CompilationUnit> EvalInstructionSelection::compile(bool generateUnitData) -{ - for (int i = 0; i < irModule->functions.size(); ++i) - run(i); - - QQmlRefPointer<QV4::CompiledData::CompilationUnit> unit = backendCompileStep(); - if (generateUnitData) - unit->data = jsGenerator->generateUnit(); - return unit; -} - -void IRDecoder::visitMove(IR::Move *s) -{ - if (IR::Name *n = s->target->asName()) { - if (s->source->asTemp() || s->source->asConst() || s->source->asArgLocal()) { - setActivationProperty(s->source, *n->id); - return; - } - } else if (s->target->asTemp() || s->target->asArgLocal()) { - if (IR::Name *n = s->source->asName()) { - if (n->id && *n->id == QLatin1String("this")) // TODO: `this' should be a builtin. - loadThisObject(s->target); - else if (n->builtin == IR::Name::builtin_qml_context) - loadQmlContext(s->target); - else if (n->builtin == IR::Name::builtin_qml_imported_scripts_object) - loadQmlImportedScripts(s->target); - else if (n->qmlSingleton) - loadQmlSingleton(*n->id, s->target); - else - getActivationProperty(n, s->target); - return; - } else if (IR::Const *c = s->source->asConst()) { - loadConst(c, s->target); - return; - } else if (s->source->asTemp() || s->source->asArgLocal()) { - if (s->swap) - swapValues(s->source, s->target); - else - copyValue(s->source, s->target); - return; - } else if (IR::String *str = s->source->asString()) { - loadString(*str->value, s->target); - return; - } else if (IR::RegExp *re = s->source->asRegExp()) { - loadRegexp(re, s->target); - return; - } else if (IR::Closure *clos = s->source->asClosure()) { - initClosure(clos, s->target); - return; - } else if (IR::New *ctor = s->source->asNew()) { - if (Name *func = ctor->base->asName()) { - constructActivationProperty(func, ctor->args, s->target); - return; - } else if (IR::Member *member = ctor->base->asMember()) { - constructProperty(member->base, *member->name, ctor->args, s->target); - return; - } else if (ctor->base->asTemp() || ctor->base->asArgLocal()) { - constructValue(ctor->base, ctor->args, s->target); - return; - } - } else if (IR::Member *m = s->source->asMember()) { - if (m->property) { -#ifdef V4_BOOTSTRAP - Q_UNIMPLEMENTED(); -#else - bool captureRequired = true; - - Q_ASSERT(m->kind != IR::Member::MemberOfEnum && m->kind != IR::Member::MemberOfIdObjectsArray); - const int attachedPropertiesId = m->attachedPropertiesId; - const bool isSingletonProperty = m->kind == IR::Member::MemberOfSingletonObject; - - if (_function && attachedPropertiesId == 0 && !m->property->isConstant() && _function->isQmlBinding) { - if (m->kind == IR::Member::MemberOfQmlContextObject) { - _function->contextObjectPropertyDependencies.insert(m->property->coreIndex(), m->property->notifyIndex()); - captureRequired = false; - } else if (m->kind == IR::Member::MemberOfQmlScopeObject) { - _function->scopeObjectPropertyDependencies.insert(m->property->coreIndex(), m->property->notifyIndex()); - captureRequired = false; - } - } - if (m->kind == IR::Member::MemberOfQmlScopeObject || m->kind == IR::Member::MemberOfQmlContextObject) { - getQmlContextProperty(m->base, (IR::Member::MemberKind)m->kind, m->property->coreIndex(), captureRequired, s->target); - return; - } - getQObjectProperty(m->base, m->property->coreIndex(), captureRequired, isSingletonProperty, attachedPropertiesId, s->target); -#endif // V4_BOOTSTRAP - return; - } else if (m->kind == IR::Member::MemberOfIdObjectsArray) { - getQmlContextProperty(m->base, (IR::Member::MemberKind)m->kind, m->idIndex, /*captureRequired*/false, s->target); - return; - } else if (m->base->asTemp() || m->base->asConst() || m->base->asArgLocal()) { - getProperty(m->base, *m->name, s->target); - return; - } - } else if (IR::Subscript *ss = s->source->asSubscript()) { - getElement(ss->base, ss->index, s->target); - return; - } else if (IR::Unop *u = s->source->asUnop()) { - unop(u->op, u->expr, s->target); - return; - } else if (IR::Binop *b = s->source->asBinop()) { - binop(b->op, b->left, b->right, s->target); - return; - } else if (IR::Call *c = s->source->asCall()) { - if (c->base->asName()) { - callBuiltin(c, s->target); - return; - } else if (Member *member = c->base->asMember()) { -#ifndef V4_BOOTSTRAP - Q_ASSERT(member->kind != IR::Member::MemberOfIdObjectsArray); - if (member->kind == IR::Member::MemberOfQmlScopeObject || member->kind == IR::Member::MemberOfQmlContextObject) { - callQmlContextProperty(member->base, (IR::Member::MemberKind)member->kind, member->property->coreIndex(), c->args, s->target); - return; - } -#endif - callProperty(member->base, *member->name, c->args, s->target); - return; - } else if (Subscript *ss = c->base->asSubscript()) { - callSubscript(ss->base, ss->index, c->args, s->target); - return; - } else if (c->base->asTemp() || c->base->asArgLocal() || c->base->asConst()) { - callValue(c->base, c->args, s->target); - return; - } - } else if (IR::Convert *c = s->source->asConvert()) { - Q_ASSERT(c->expr->asTemp() || c->expr->asArgLocal()); - convertType(c->expr, s->target); - return; - } - } else if (IR::Member *m = s->target->asMember()) { - if (m->base->asTemp() || m->base->asConst() || m->base->asArgLocal()) { - if (s->source->asTemp() || s->source->asConst() || s->source->asArgLocal()) { - Q_ASSERT(m->kind != IR::Member::MemberOfEnum); - Q_ASSERT(m->kind != IR::Member::MemberOfIdObjectsArray); - const int attachedPropertiesId = m->attachedPropertiesId; - if (m->property && attachedPropertiesId == 0) { -#ifdef V4_BOOTSTRAP - Q_UNIMPLEMENTED(); -#else - if (m->kind == IR::Member::MemberOfQmlScopeObject || m->kind == IR::Member::MemberOfQmlContextObject) { - setQmlContextProperty(s->source, m->base, (IR::Member::MemberKind)m->kind, m->property->coreIndex()); - return; - } - setQObjectProperty(s->source, m->base, m->property->coreIndex()); -#endif - return; - } else { - setProperty(s->source, m->base, *m->name); - return; - } - } - } - } else if (IR::Subscript *ss = s->target->asSubscript()) { - if (s->source->asTemp() || s->source->asConst() || s->source->asArgLocal()) { - setElement(s->source, ss->base, ss->index); - return; - } - } - - // For anything else...: - Q_UNIMPLEMENTED(); - QBuffer buf; - buf.open(QIODevice::WriteOnly); - QTextStream qout(&buf); - IRPrinter(&qout).print(s); - qout << endl; - qDebug("%s", buf.data().constData()); - Q_ASSERT(!"TODO"); -} - -IRDecoder::~IRDecoder() -{ -} - -void IRDecoder::visitExp(IR::Exp *s) -{ - if (IR::Call *c = s->expr->asCall()) { - // These are calls where the result is ignored. - if (c->base->asName()) { - callBuiltin(c, 0); - } else if (c->base->asTemp() || c->base->asArgLocal() || c->base->asConst()) { - callValue(c->base, c->args, 0); - } else if (Member *member = c->base->asMember()) { - Q_ASSERT(member->base->asTemp() || member->base->asArgLocal()); -#ifndef V4_BOOTSTRAP - Q_ASSERT(member->kind != IR::Member::MemberOfIdObjectsArray); - if (member->kind == IR::Member::MemberOfQmlScopeObject || member->kind == IR::Member::MemberOfQmlContextObject) { - callQmlContextProperty(member->base, (IR::Member::MemberKind)member->kind, member->property->coreIndex(), c->args, 0); - return; - } -#endif - callProperty(member->base, *member->name, c->args, 0); - } else if (Subscript *s = c->base->asSubscript()) { - callSubscript(s->base, s->index, c->args, 0); - } else { - Q_UNREACHABLE(); - } - } else { - Q_UNREACHABLE(); - } -} - -void IRDecoder::callBuiltin(IR::Call *call, Expr *result) -{ - IR::Name *baseName = call->base->asName(); - Q_ASSERT(baseName != 0); - - switch (baseName->builtin) { - case IR::Name::builtin_invalid: - callBuiltinInvalid(baseName, call->args, result); - return; - - case IR::Name::builtin_typeof: { - if (IR::Member *member = call->args->expr->asMember()) { -#ifndef V4_BOOTSTRAP - Q_ASSERT(member->kind != IR::Member::MemberOfIdObjectsArray); - if (member->kind == IR::Member::MemberOfQmlScopeObject || member->kind == IR::Member::MemberOfQmlContextObject) { - callBuiltinTypeofQmlContextProperty(member->base, - IR::Member::MemberKind(member->kind), - member->property->coreIndex(), result); - return; - } -#endif - callBuiltinTypeofMember(member->base, *member->name, result); - return; - } else if (IR::Subscript *ss = call->args->expr->asSubscript()) { - callBuiltinTypeofSubscript(ss->base, ss->index, result); - return; - } else if (IR::Name *n = call->args->expr->asName()) { - callBuiltinTypeofName(*n->id, result); - return; - } else if (call->args->expr->asTemp() || - call->args->expr->asConst() || - call->args->expr->asArgLocal()) { - callBuiltinTypeofValue(call->args->expr, result); - return; - } - } break; - - case IR::Name::builtin_delete: { - if (IR::Member *m = call->args->expr->asMember()) { - callBuiltinDeleteMember(m->base, *m->name, result); - return; - } else if (IR::Subscript *ss = call->args->expr->asSubscript()) { - callBuiltinDeleteSubscript(ss->base, ss->index, result); - return; - } else if (IR::Name *n = call->args->expr->asName()) { - callBuiltinDeleteName(*n->id, result); - return; - } else if (call->args->expr->asTemp() || - call->args->expr->asArgLocal()) { - // TODO: should throw in strict mode - callBuiltinDeleteValue(result); - return; - } - } break; - - case IR::Name::builtin_throw: { - IR::Expr *arg = call->args->expr; - Q_ASSERT(arg->asTemp() || arg->asConst() || arg->asArgLocal()); - callBuiltinThrow(arg); - } return; - - case IR::Name::builtin_rethrow: { - callBuiltinReThrow(); - } return; - - case IR::Name::builtin_unwind_exception: { - callBuiltinUnwindException(result); - } return; - - case IR::Name::builtin_push_catch_scope: { - IR::String *s = call->args->expr->asString(); - Q_ASSERT(s); - callBuiltinPushCatchScope(*s->value); - } return; - - case IR::Name::builtin_foreach_iterator_object: { - IR::Expr *arg = call->args->expr; - Q_ASSERT(arg != 0); - callBuiltinForeachIteratorObject(arg, result); - } return; - - case IR::Name::builtin_foreach_next_property_name: { - IR::Expr *arg = call->args->expr; - Q_ASSERT(arg != 0); - callBuiltinForeachNextPropertyname(arg, result); - } return; - case IR::Name::builtin_push_with_scope: { - if (call->args->expr->asTemp() || call->args->expr->asArgLocal()) - callBuiltinPushWithScope(call->args->expr); - else - Q_UNIMPLEMENTED(); - } return; - - case IR::Name::builtin_pop_scope: - callBuiltinPopScope(); - return; - - case IR::Name::builtin_declare_vars: { - if (!call->args) - return; - IR::Const *deletable = call->args->expr->asConst(); - Q_ASSERT(deletable->type == IR::BoolType); - for (IR::ExprList *it = call->args->next; it; it = it->next) { - IR::Name *arg = it->expr->asName(); - Q_ASSERT(arg != 0); - callBuiltinDeclareVar(deletable->value != 0, *arg->id); - } - } return; - - case IR::Name::builtin_define_array: - callBuiltinDefineArray(result, call->args); - return; - - case IR::Name::builtin_define_object_literal: { - IR::ExprList *args = call->args; - const int keyValuePairsCount = args->expr->asConst()->value; - args = args->next; - - IR::ExprList *keyValuePairs = args; - for (int i = 0; i < keyValuePairsCount; ++i) { - args = args->next; // name - bool isData = args->expr->asConst()->value; - args = args->next; // isData flag - args = args->next; // value or getter - if (!isData) - args = args->next; // setter - } - - IR::ExprList *arrayEntries = args; - bool needSparseArray = false; - for (IR::ExprList *it = arrayEntries; it; it = it->next) { - uint index = it->expr->asConst()->value; - if (index > 16) { - needSparseArray = true; - break; - } - it = it->next; - bool isData = it->expr->asConst()->value; - it = it->next; - if (!isData) - it = it->next; - } - - callBuiltinDefineObjectLiteral(result, keyValuePairsCount, keyValuePairs, arrayEntries, needSparseArray); - } return; - - case IR::Name::builtin_setup_argument_object: - callBuiltinSetupArgumentObject(result); - return; - - case IR::Name::builtin_convert_this_to_object: - callBuiltinConvertThisToObject(); - return; - - default: - break; - } - - Q_UNIMPLEMENTED(); - QBuffer buf; - buf.open(QIODevice::WriteOnly); - QTextStream qout(&buf); - IRPrinter(&qout).print(call); qout << endl; - qDebug("%s", buf.data().constData()); - Q_UNREACHABLE(); -} |