diff options
Diffstat (limited to 'src/qml/jit/qv4isel_masm.cpp')
| -rw-r--r-- | src/qml/jit/qv4isel_masm.cpp | 275 |
1 files changed, 121 insertions, 154 deletions
diff --git a/src/qml/jit/qv4isel_masm.cpp b/src/qml/jit/qv4isel_masm.cpp index 859ecfbe64..71069d64a5 100644 --- a/src/qml/jit/qv4isel_masm.cpp +++ b/src/qml/jit/qv4isel_masm.cpp @@ -145,13 +145,10 @@ JSC::MacroAssemblerCodeRef Assembler::link(int *codeSize) Label endOfCode = label(); { - QHashIterator<IR::BasicBlock *, QVector<Jump> > it(_patches); - while (it.hasNext()) { - it.next(); - IR::BasicBlock *block = it.key(); - Label target = _addrs.value(block); + for (size_t i = 0, ei = _patches.size(); i != ei; ++i) { + Label target = _addrs.at(i); Q_ASSERT(target.isSet()); - foreach (Jump jump, it.value()) + for (Jump jump : qAsConst(_patches.at(i))) jump.linkTo(target, this); } } @@ -159,31 +156,21 @@ JSC::MacroAssemblerCodeRef Assembler::link(int *codeSize) JSC::JSGlobalData dummy(_executableAllocator); JSC::LinkBuffer linkBuffer(dummy, this, 0); - QHash<void*, const char*> functions; - foreach (CallToLink ctl, _callsToLink) { - linkBuffer.link(ctl.call, ctl.externalFunction); - functions[linkBuffer.locationOf(ctl.label).dataLocation()] = ctl.functionName; - } - - foreach (const DataLabelPatch &p, _dataLabelPatches) + for (const DataLabelPatch &p : qAsConst(_dataLabelPatches)) linkBuffer.patch(p.dataLabel, linkBuffer.locationOf(p.target)); // link exception handlers - foreach(Jump jump, exceptionPropagationJumps) + for (Jump jump : qAsConst(exceptionPropagationJumps)) linkBuffer.link(jump, linkBuffer.locationOf(exceptionReturnLabel)); { - QHashIterator<IR::BasicBlock *, QVector<DataLabelPtr> > it(_labelPatches); - while (it.hasNext()) { - it.next(); - IR::BasicBlock *block = it.key(); - Label target = _addrs.value(block); + for (size_t i = 0, ei = _labelPatches.size(); i != ei; ++i) { + Label target = _addrs.at(i); Q_ASSERT(target.isSet()); - foreach (DataLabelPtr label, it.value()) + for (DataLabelPtr label : _labelPatches.at(i)) linkBuffer.patch(label, linkBuffer.locationOf(target)); } } - _constTable.finalize(linkBuffer, _isel); *codeSize = linkBuffer.offsetOf(endOfCode); @@ -193,6 +180,12 @@ JSC::MacroAssemblerCodeRef Assembler::link(int *codeSize) static const bool showCode = qEnvironmentVariableIsSet("QV4_SHOW_ASM"); if (showCode) { + QHash<void*, const char*> functions; +#ifndef QT_NO_DEBUG + for (CallInfo call : qAsConst(_callInfos)) + functions[linkBuffer.locationOf(call.label).dataLocation()] = call.functionName; +#endif + QBuffer buf; buf.open(QIODevice::WriteOnly); WTF::setDataFile(new QIODevicePrintStream(&buf)); @@ -258,14 +251,15 @@ JSC::MacroAssemblerCodeRef Assembler::link(int *codeSize) return codeRef; } -InstructionSelection::InstructionSelection(QQmlEnginePrivate *qmlEngine, QV4::ExecutableAllocator *execAllocator, IR::Module *module, Compiler::JSUnitGenerator *jsGenerator) - : EvalInstructionSelection(execAllocator, module, jsGenerator) +InstructionSelection::InstructionSelection(QQmlEnginePrivate *qmlEngine, QV4::ExecutableAllocator *execAllocator, IR::Module *module, Compiler::JSUnitGenerator *jsGenerator, EvalISelFactory *iselFactory) + : EvalInstructionSelection(execAllocator, module, jsGenerator, iselFactory) , _block(0) , _as(0) , compilationUnit(new CompilationUnit) , qmlEngine(qmlEngine) { compilationUnit->codeRefs.resize(module->functions.size()); + module->unitFlags |= QV4::CompiledData::Unit::ContainsMachineCode; } InstructionSelection::~InstructionSelection() @@ -344,7 +338,7 @@ void InstructionSelection::run(int functionIndex) continue; _as->registerBlock(_block, nextBlock); - foreach (IR::Stmt *s, _block->statements()) { + for (IR::Stmt *s : _block->statements()) { if (s->location.isValid()) { if (int(s->location.startLine) != lastLine) { _as->loadPtr(Address(Assembler::EngineRegister, qOffsetOf(QV4::ExecutionEngine, current)), Assembler::ScratchRegister); @@ -353,7 +347,7 @@ void InstructionSelection::run(int functionIndex) lastLine = s->location.startLine; } } - s->accept(this); + visit(s); } } @@ -370,16 +364,6 @@ void InstructionSelection::run(int functionIndex) qSwap(_removableJumps, removableJumps); } -const void *InstructionSelection::addConstantTable(QVector<Primitive> *values) -{ - compilationUnit->constantValues.append(*values); - values->clear(); - - QVector<QV4::Primitive> &finalValues = compilationUnit->constantValues.last(); - finalValues.squeeze(); - return finalValues.constData(); -} - QQmlRefPointer<QV4::CompiledData::CompilationUnit> InstructionSelection::backendCompileStep() { QQmlRefPointer<QV4::CompiledData::CompilationUnit> result; @@ -393,12 +377,12 @@ void InstructionSelection::callBuiltinInvalid(IR::Name *func, IR::ExprList *args if (useFastLookups && func->global) { uint index = registerGlobalGetterLookup(*func->id); - generateFunctionCall(result, Runtime::callGlobalLookup, + generateRuntimeCall(result, callGlobalLookup, Assembler::EngineRegister, Assembler::TrustedImm32(index), baseAddressForCallData()); } else { - generateFunctionCall(result, Runtime::callActivationProperty, + generateRuntimeCall(result, callActivationProperty, Assembler::EngineRegister, Assembler::StringToIndex(*func->id), baseAddressForCallData()); @@ -410,11 +394,11 @@ void InstructionSelection::callBuiltinTypeofQmlContextProperty(IR::Expr *base, int propertyIndex, IR::Expr *result) { if (kind == IR::Member::MemberOfQmlScopeObject) { - generateFunctionCall(result, Runtime::typeofScopeObjectProperty, Assembler::EngineRegister, + generateRuntimeCall(result, typeofScopeObjectProperty, Assembler::EngineRegister, Assembler::PointerToValue(base), Assembler::TrustedImm32(propertyIndex)); } else if (kind == IR::Member::MemberOfQmlContextObject) { - generateFunctionCall(result, Runtime::typeofContextObjectProperty, + generateRuntimeCall(result, typeofContextObjectProperty, Assembler::EngineRegister, Assembler::PointerToValue(base), Assembler::TrustedImm32(propertyIndex)); } else { @@ -425,46 +409,46 @@ void InstructionSelection::callBuiltinTypeofQmlContextProperty(IR::Expr *base, void InstructionSelection::callBuiltinTypeofMember(IR::Expr *base, const QString &name, IR::Expr *result) { - generateFunctionCall(result, Runtime::typeofMember, Assembler::EngineRegister, + generateRuntimeCall(result, typeofMember, Assembler::EngineRegister, Assembler::PointerToValue(base), Assembler::StringToIndex(name)); } void InstructionSelection::callBuiltinTypeofSubscript(IR::Expr *base, IR::Expr *index, IR::Expr *result) { - generateFunctionCall(result, Runtime::typeofElement, + generateRuntimeCall(result, typeofElement, Assembler::EngineRegister, Assembler::PointerToValue(base), Assembler::PointerToValue(index)); } void InstructionSelection::callBuiltinTypeofName(const QString &name, IR::Expr *result) { - generateFunctionCall(result, Runtime::typeofName, Assembler::EngineRegister, + generateRuntimeCall(result, typeofName, Assembler::EngineRegister, Assembler::StringToIndex(name)); } void InstructionSelection::callBuiltinTypeofValue(IR::Expr *value, IR::Expr *result) { - generateFunctionCall(result, Runtime::typeofValue, Assembler::EngineRegister, + generateRuntimeCall(result, typeofValue, Assembler::EngineRegister, Assembler::PointerToValue(value)); } void InstructionSelection::callBuiltinDeleteMember(IR::Expr *base, const QString &name, IR::Expr *result) { - generateFunctionCall(result, Runtime::deleteMember, Assembler::EngineRegister, + generateRuntimeCall(result, deleteMember, Assembler::EngineRegister, Assembler::Reference(base), Assembler::StringToIndex(name)); } void InstructionSelection::callBuiltinDeleteSubscript(IR::Expr *base, IR::Expr *index, IR::Expr *result) { - generateFunctionCall(result, Runtime::deleteElement, Assembler::EngineRegister, + generateRuntimeCall(result, deleteElement, Assembler::EngineRegister, Assembler::Reference(base), Assembler::PointerToValue(index)); } void InstructionSelection::callBuiltinDeleteName(const QString &name, IR::Expr *result) { - generateFunctionCall(result, Runtime::deleteName, Assembler::EngineRegister, + generateRuntimeCall(result, deleteName, Assembler::EngineRegister, Assembler::StringToIndex(name)); } @@ -475,7 +459,7 @@ void InstructionSelection::callBuiltinDeleteValue(IR::Expr *result) void InstructionSelection::callBuiltinThrow(IR::Expr *arg) { - generateFunctionCall(Assembler::ReturnValueRegister, Runtime::throwException, Assembler::EngineRegister, + generateRuntimeCall(Assembler::ReturnValueRegister, throwException, Assembler::EngineRegister, Assembler::PointerToValue(arg)); } @@ -486,13 +470,13 @@ void InstructionSelection::callBuiltinReThrow() void InstructionSelection::callBuiltinUnwindException(IR::Expr *result) { - generateFunctionCall(result, Runtime::unwindException, Assembler::EngineRegister); + generateRuntimeCall(result, unwindException, Assembler::EngineRegister); } void InstructionSelection::callBuiltinPushCatchScope(const QString &exceptionName) { - generateFunctionCall(Assembler::Void, Runtime::pushCatchScope, Assembler::EngineRegister, Assembler::StringToIndex(exceptionName)); + generateRuntimeCall(Assembler::Void, pushCatchScope, Assembler::EngineRegister, Assembler::StringToIndex(exceptionName)); } void InstructionSelection::callBuiltinForeachIteratorObject(IR::Expr *arg, IR::Expr *result) @@ -500,7 +484,7 @@ void InstructionSelection::callBuiltinForeachIteratorObject(IR::Expr *arg, IR::E Q_ASSERT(arg); Q_ASSERT(result); - generateFunctionCall(result, Runtime::foreachIterator, Assembler::EngineRegister, Assembler::PointerToValue(arg)); + generateRuntimeCall(result, foreachIterator, Assembler::EngineRegister, Assembler::PointerToValue(arg)); } void InstructionSelection::callBuiltinForeachNextPropertyname(IR::Expr *arg, IR::Expr *result) @@ -508,24 +492,24 @@ void InstructionSelection::callBuiltinForeachNextPropertyname(IR::Expr *arg, IR: Q_ASSERT(arg); Q_ASSERT(result); - generateFunctionCall(result, Runtime::foreachNextPropertyName, Assembler::Reference(arg)); + generateRuntimeCall(result, foreachNextPropertyName, Assembler::Reference(arg)); } void InstructionSelection::callBuiltinPushWithScope(IR::Expr *arg) { Q_ASSERT(arg); - generateFunctionCall(Assembler::Void, Runtime::pushWithScope, Assembler::Reference(arg), Assembler::EngineRegister); + generateRuntimeCall(Assembler::Void, pushWithScope, Assembler::Reference(arg), Assembler::EngineRegister); } void InstructionSelection::callBuiltinPopScope() { - generateFunctionCall(Assembler::Void, Runtime::popScope, Assembler::EngineRegister); + generateRuntimeCall(Assembler::Void, popScope, Assembler::EngineRegister); } void InstructionSelection::callBuiltinDeclareVar(bool deletable, const QString &name) { - generateFunctionCall(Assembler::Void, Runtime::declareVar, Assembler::EngineRegister, + generateRuntimeCall(Assembler::Void, declareVar, Assembler::EngineRegister, Assembler::TrustedImm32(deletable), Assembler::StringToIndex(name)); } @@ -534,7 +518,7 @@ void InstructionSelection::callBuiltinDefineArray(IR::Expr *result, IR::ExprList Q_ASSERT(result); int length = prepareVariableArguments(args); - generateFunctionCall(result, Runtime::arrayLiteral, Assembler::EngineRegister, + generateRuntimeCall(result, arrayLiteral, Assembler::EngineRegister, baseAddressForCallArguments(), Assembler::TrustedImm32(length)); } @@ -614,19 +598,19 @@ void InstructionSelection::callBuiltinDefineObjectLiteral(IR::Expr *result, int it = it->next; } - generateFunctionCall(result, Runtime::objectLiteral, Assembler::EngineRegister, + generateRuntimeCall(result, objectLiteral, Assembler::EngineRegister, baseAddressForCallArguments(), Assembler::TrustedImm32(classId), Assembler::TrustedImm32(arrayValueCount), Assembler::TrustedImm32(arrayGetterSetterCount | (needSparseArray << 30))); } void InstructionSelection::callBuiltinSetupArgumentObject(IR::Expr *result) { - generateFunctionCall(result, Runtime::setupArgumentsObject, Assembler::EngineRegister); + generateRuntimeCall(result, setupArgumentsObject, Assembler::EngineRegister); } void InstructionSelection::callBuiltinConvertThisToObject() { - generateFunctionCall(Assembler::Void, Runtime::convertThisToObject, Assembler::EngineRegister); + generateRuntimeCall(Assembler::Void, convertThisToObject, Assembler::EngineRegister); } void InstructionSelection::callValue(IR::Expr *value, IR::ExprList *args, IR::Expr *result) @@ -635,11 +619,11 @@ void InstructionSelection::callValue(IR::Expr *value, IR::ExprList *args, IR::Ex prepareCallData(args, 0); if (value->asConst()) - generateFunctionCall(result, Runtime::callValue, Assembler::EngineRegister, + generateRuntimeCall(result, callValue, Assembler::EngineRegister, Assembler::PointerToValue(value), baseAddressForCallData()); else - generateFunctionCall(result, Runtime::callValue, Assembler::EngineRegister, + generateRuntimeCall(result, callValue, Assembler::EngineRegister, Assembler::Reference(value), baseAddressForCallData()); } @@ -659,17 +643,17 @@ void InstructionSelection::loadThisObject(IR::Expr *temp) void InstructionSelection::loadQmlContext(IR::Expr *temp) { - generateFunctionCall(temp, Runtime::getQmlContext, Assembler::EngineRegister); + generateRuntimeCall(temp, getQmlContext, Assembler::EngineRegister); } void InstructionSelection::loadQmlImportedScripts(IR::Expr *temp) { - generateFunctionCall(temp, Runtime::getQmlImportedScripts, Assembler::EngineRegister); + generateRuntimeCall(temp, getQmlImportedScripts, Assembler::EngineRegister); } void InstructionSelection::loadQmlSingleton(const QString &name, IR::Expr *temp) { - generateFunctionCall(temp, Runtime::getQmlSingleton, Assembler::EngineRegister, Assembler::StringToIndex(name)); + generateRuntimeCall(temp, getQmlSingleton, Assembler::EngineRegister, Assembler::StringToIndex(name)); } void InstructionSelection::loadConst(IR::Const *sourceConst, IR::Expr *target) @@ -716,7 +700,7 @@ void InstructionSelection::loadString(const QString &str, IR::Expr *target) void InstructionSelection::loadRegexp(IR::RegExp *sourceRegexp, IR::Expr *target) { int id = registerRegExp(sourceRegexp); - generateFunctionCall(target, Runtime::regexpLiteral, Assembler::EngineRegister, Assembler::TrustedImm32(id)); + generateRuntimeCall(target, regexpLiteral, Assembler::EngineRegister, Assembler::TrustedImm32(id)); } void InstructionSelection::getActivationProperty(const IR::Name *name, IR::Expr *target) @@ -726,20 +710,20 @@ void InstructionSelection::getActivationProperty(const IR::Name *name, IR::Expr generateLookupCall(target, index, qOffsetOf(QV4::Lookup, globalGetter), Assembler::EngineRegister, Assembler::Void); return; } - generateFunctionCall(target, Runtime::getActivationProperty, Assembler::EngineRegister, Assembler::StringToIndex(*name->id)); + generateRuntimeCall(target, getActivationProperty, Assembler::EngineRegister, Assembler::StringToIndex(*name->id)); } void InstructionSelection::setActivationProperty(IR::Expr *source, const QString &targetName) { // ### should use a lookup call here - generateFunctionCall(Assembler::Void, Runtime::setActivationProperty, + generateRuntimeCall(Assembler::Void, setActivationProperty, Assembler::EngineRegister, Assembler::StringToIndex(targetName), Assembler::PointerToValue(source)); } void InstructionSelection::initClosure(IR::Closure *closure, IR::Expr *target) { int id = closure->value; - generateFunctionCall(target, Runtime::closure, Assembler::EngineRegister, Assembler::TrustedImm32(id)); + generateRuntimeCall(target, closure, Assembler::EngineRegister, Assembler::TrustedImm32(id)); } void InstructionSelection::getProperty(IR::Expr *base, const QString &name, IR::Expr *target) @@ -748,19 +732,19 @@ void InstructionSelection::getProperty(IR::Expr *base, const QString &name, IR:: uint index = registerGetterLookup(name); generateLookupCall(target, index, qOffsetOf(QV4::Lookup, getter), Assembler::EngineRegister, Assembler::PointerToValue(base), Assembler::Void); } else { - generateFunctionCall(target, Runtime::getProperty, Assembler::EngineRegister, + generateRuntimeCall(target, getProperty, Assembler::EngineRegister, Assembler::PointerToValue(base), Assembler::StringToIndex(name)); } } -void InstructionSelection::getQmlContextProperty(IR::Expr *base, IR::Member::MemberKind kind, int index, IR::Expr *target) +void InstructionSelection::getQmlContextProperty(IR::Expr *base, IR::Member::MemberKind kind, int index, bool captureRequired, IR::Expr *target) { if (kind == IR::Member::MemberOfQmlScopeObject) - generateFunctionCall(target, Runtime::getQmlScopeObjectProperty, Assembler::EngineRegister, Assembler::PointerToValue(base), Assembler::TrustedImm32(index)); + generateRuntimeCall(target, getQmlScopeObjectProperty, Assembler::EngineRegister, Assembler::PointerToValue(base), Assembler::TrustedImm32(index), Assembler::TrustedImm32(captureRequired)); else if (kind == IR::Member::MemberOfQmlContextObject) - generateFunctionCall(target, Runtime::getQmlContextObjectProperty, Assembler::EngineRegister, Assembler::PointerToValue(base), Assembler::TrustedImm32(index)); + generateRuntimeCall(target, getQmlContextObjectProperty, Assembler::EngineRegister, Assembler::PointerToValue(base), Assembler::TrustedImm32(index), Assembler::TrustedImm32(captureRequired)); else if (kind == IR::Member::MemberOfIdObjectsArray) - generateFunctionCall(target, Runtime::getQmlIdObject, Assembler::EngineRegister, Assembler::PointerToValue(base), Assembler::TrustedImm32(index)); + generateRuntimeCall(target, getQmlIdObject, Assembler::EngineRegister, Assembler::PointerToValue(base), Assembler::TrustedImm32(index)); else Q_ASSERT(false); } @@ -768,12 +752,12 @@ void InstructionSelection::getQmlContextProperty(IR::Expr *base, IR::Member::Mem void InstructionSelection::getQObjectProperty(IR::Expr *base, int propertyIndex, bool captureRequired, bool isSingleton, int attachedPropertiesId, IR::Expr *target) { if (attachedPropertiesId != 0) - generateFunctionCall(target, Runtime::getQmlAttachedProperty, Assembler::EngineRegister, Assembler::TrustedImm32(attachedPropertiesId), Assembler::TrustedImm32(propertyIndex)); + generateRuntimeCall(target, getQmlAttachedProperty, Assembler::EngineRegister, Assembler::TrustedImm32(attachedPropertiesId), Assembler::TrustedImm32(propertyIndex)); else if (isSingleton) - generateFunctionCall(target, Runtime::getQmlSingletonQObjectProperty, Assembler::EngineRegister, Assembler::PointerToValue(base), Assembler::TrustedImm32(propertyIndex), + generateRuntimeCall(target, getQmlSingletonQObjectProperty, Assembler::EngineRegister, Assembler::PointerToValue(base), Assembler::TrustedImm32(propertyIndex), Assembler::TrustedImm32(captureRequired)); else - generateFunctionCall(target, Runtime::getQmlQObjectProperty, Assembler::EngineRegister, Assembler::PointerToValue(base), Assembler::TrustedImm32(propertyIndex), + generateRuntimeCall(target, getQmlQObjectProperty, Assembler::EngineRegister, Assembler::PointerToValue(base), Assembler::TrustedImm32(propertyIndex), Assembler::TrustedImm32(captureRequired)); } @@ -787,7 +771,7 @@ void InstructionSelection::setProperty(IR::Expr *source, IR::Expr *targetBase, Assembler::PointerToValue(targetBase), Assembler::PointerToValue(source)); } else { - generateFunctionCall(Assembler::Void, Runtime::setProperty, Assembler::EngineRegister, + generateRuntimeCall(Assembler::Void, setProperty, Assembler::EngineRegister, Assembler::PointerToValue(targetBase), Assembler::StringToIndex(targetName), Assembler::PointerToValue(source)); } @@ -796,10 +780,10 @@ void InstructionSelection::setProperty(IR::Expr *source, IR::Expr *targetBase, void InstructionSelection::setQmlContextProperty(IR::Expr *source, IR::Expr *targetBase, IR::Member::MemberKind kind, int propertyIndex) { if (kind == IR::Member::MemberOfQmlScopeObject) - generateFunctionCall(Assembler::Void, Runtime::setQmlScopeObjectProperty, Assembler::EngineRegister, Assembler::PointerToValue(targetBase), + generateRuntimeCall(Assembler::Void, setQmlScopeObjectProperty, Assembler::EngineRegister, Assembler::PointerToValue(targetBase), Assembler::TrustedImm32(propertyIndex), Assembler::PointerToValue(source)); else if (kind == IR::Member::MemberOfQmlContextObject) - generateFunctionCall(Assembler::Void, Runtime::setQmlContextObjectProperty, Assembler::EngineRegister, Assembler::PointerToValue(targetBase), + generateRuntimeCall(Assembler::Void, setQmlContextObjectProperty, Assembler::EngineRegister, Assembler::PointerToValue(targetBase), Assembler::TrustedImm32(propertyIndex), Assembler::PointerToValue(source)); else Q_ASSERT(false); @@ -807,7 +791,7 @@ void InstructionSelection::setQmlContextProperty(IR::Expr *source, IR::Expr *tar void InstructionSelection::setQObjectProperty(IR::Expr *source, IR::Expr *targetBase, int propertyIndex) { - generateFunctionCall(Assembler::Void, Runtime::setQmlQObjectProperty, Assembler::EngineRegister, Assembler::PointerToValue(targetBase), + generateRuntimeCall(Assembler::Void, setQmlQObjectProperty, Assembler::EngineRegister, Assembler::PointerToValue(targetBase), Assembler::TrustedImm32(propertyIndex), Assembler::PointerToValue(source)); } @@ -821,7 +805,7 @@ void InstructionSelection::getElement(IR::Expr *base, IR::Expr *index, IR::Expr return; } - generateFunctionCall(target, Runtime::getElement, Assembler::EngineRegister, + generateRuntimeCall(target, getElement, Assembler::EngineRegister, Assembler::PointerToValue(base), Assembler::PointerToValue(index)); } @@ -834,7 +818,7 @@ void InstructionSelection::setElement(IR::Expr *source, IR::Expr *targetBase, IR Assembler::PointerToValue(source)); return; } - generateFunctionCall(Assembler::Void, Runtime::setElement, Assembler::EngineRegister, + generateRuntimeCall(Assembler::Void, setElement, Assembler::EngineRegister, Assembler::PointerToValue(targetBase), Assembler::PointerToValue(targetIndex), Assembler::PointerToValue(source)); } @@ -981,9 +965,15 @@ void InstructionSelection::swapValues(IR::Expr *source, IR::Expr *target) } #define setOp(op, opName, operation) \ - do { op = operation; opName = isel_stringIfy(operation); } while (0) + do { \ + op = RuntimeCall(qOffsetOf(QV4::Runtime, operation)); opName = "Runtime::" isel_stringIfy(operation); \ + needsExceptionCheck = QV4::Runtime::Method_##operation##_NeedsExceptionCheck; \ + } while (0) #define setOpContext(op, opName, operation) \ - do { opContext = operation; opName = isel_stringIfy(operation); } while (0) + do { \ + opContext = RuntimeCall(qOffsetOf(QV4::Runtime, operation)); opName = "Runtime::" isel_stringIfy(operation); \ + needsExceptionCheck = QV4::Runtime::Method_##operation##_NeedsExceptionCheck; \ + } while (0) void InstructionSelection::unop(IR::AluOp oper, IR::Expr *source, IR::Expr *target) { @@ -1003,12 +993,12 @@ void InstructionSelection::callQmlContextProperty(IR::Expr *base, IR::Member::Me prepareCallData(args, base); if (kind == IR::Member::MemberOfQmlScopeObject) - generateFunctionCall(result, Runtime::callQmlScopeObjectProperty, + generateRuntimeCall(result, callQmlScopeObjectProperty, Assembler::EngineRegister, Assembler::TrustedImm32(propertyIndex), baseAddressForCallData()); else if (kind == IR::Member::MemberOfQmlContextObject) - generateFunctionCall(result, Runtime::callQmlContextObjectProperty, + generateRuntimeCall(result, callQmlContextObjectProperty, Assembler::EngineRegister, Assembler::TrustedImm32(propertyIndex), baseAddressForCallData()); @@ -1025,12 +1015,12 @@ void InstructionSelection::callProperty(IR::Expr *base, const QString &name, IR: if (useFastLookups) { uint index = registerGetterLookup(name); - generateFunctionCall(result, Runtime::callPropertyLookup, + generateRuntimeCall(result, callPropertyLookup, Assembler::EngineRegister, Assembler::TrustedImm32(index), baseAddressForCallData()); } else { - generateFunctionCall(result, Runtime::callProperty, Assembler::EngineRegister, + generateRuntimeCall(result, callProperty, Assembler::EngineRegister, Assembler::StringToIndex(name), baseAddressForCallData()); } @@ -1042,7 +1032,7 @@ void InstructionSelection::callSubscript(IR::Expr *base, IR::Expr *index, IR::Ex Q_ASSERT(base != 0); prepareCallData(args, base); - generateFunctionCall(result, Runtime::callElement, Assembler::EngineRegister, + generateRuntimeCall(result, callElement, Assembler::EngineRegister, Assembler::PointerToValue(index), baseAddressForCallData()); } @@ -1118,7 +1108,7 @@ void InstructionSelection::convertTypeToDouble(IR::Expr *source, IR::Expr *targe Assembler::TrustedImm32(Value::NotDouble_Mask)); #endif - generateFunctionCall(target, Runtime::toDouble, Assembler::PointerToValue(source)); + generateRuntimeCall(target, toDouble, Assembler::PointerToValue(source)); Assembler::Jump noDoubleDone = _as->jump(); // it is a double: @@ -1183,7 +1173,7 @@ void InstructionSelection::convertTypeToBool(IR::Expr *source, IR::Expr *target) case IR::StringType: case IR::VarType: default: - generateFunctionCall(Assembler::ReturnValueRegister, Runtime::toBoolean, + generateRuntimeCall(Assembler::ReturnValueRegister, toBoolean, Assembler::PointerToValue(source)); _as->storeBool(Assembler::ReturnValueRegister, target); break; @@ -1220,7 +1210,7 @@ void InstructionSelection::convertTypeToSInt32(IR::Expr *source, IR::Expr *targe // not an int: fallback.link(_as); - generateFunctionCall(Assembler::ReturnValueRegister, Runtime::toInt, + generateRuntimeCall(Assembler::ReturnValueRegister, toInt, _as->loadAddress(Assembler::ScratchRegister, source)); isIntConvertible.link(_as); @@ -1258,7 +1248,7 @@ void InstructionSelection::convertTypeToSInt32(IR::Expr *source, IR::Expr *targe // not an int: fallback.link(_as); - generateFunctionCall(Assembler::ReturnValueRegister, Runtime::toInt, + generateRuntimeCall(Assembler::ReturnValueRegister, toInt, _as->loadAddress(Assembler::ScratchRegister, source)); _as->storeInt32(Assembler::ReturnValueRegister, target); @@ -1271,7 +1261,7 @@ void InstructionSelection::convertTypeToSInt32(IR::Expr *source, IR::Expr *targe _as->branchTruncateDoubleToInt32(_as->toDoubleRegister(source), Assembler::ReturnValueRegister, Assembler::BranchIfTruncateSuccessful); - generateFunctionCall(Assembler::ReturnValueRegister, Runtime::doubleToInt, + generateRuntimeCall(Assembler::ReturnValueRegister, doubleToInt, Assembler::PointerToValue(source)); success.link(_as); _as->storeInt32(Assembler::ReturnValueRegister, target); @@ -1289,7 +1279,7 @@ void InstructionSelection::convertTypeToSInt32(IR::Expr *source, IR::Expr *targe break; case IR::StringType: default: - generateFunctionCall(Assembler::ReturnValueRegister, Runtime::toInt, + generateRuntimeCall(Assembler::ReturnValueRegister, toInt, _as->loadAddress(Assembler::ScratchRegister, source)); _as->storeInt32(Assembler::ReturnValueRegister, target); break; @@ -1314,7 +1304,7 @@ void InstructionSelection::convertTypeToUInt32(IR::Expr *source, IR::Expr *targe // not an int: isNoInt.link(_as); - generateFunctionCall(Assembler::ReturnValueRegister, Runtime::toUInt, + generateRuntimeCall(Assembler::ReturnValueRegister, toUInt, _as->loadAddress(Assembler::ScratchRegister, source)); _as->storeInt32(Assembler::ReturnValueRegister, target); @@ -1325,7 +1315,7 @@ void InstructionSelection::convertTypeToUInt32(IR::Expr *source, IR::Expr *targe Assembler::Jump success = _as->branchTruncateDoubleToUint32(reg, Assembler::ReturnValueRegister, Assembler::BranchIfTruncateSuccessful); - generateFunctionCall(Assembler::ReturnValueRegister, Runtime::doubleToUInt, + generateRuntimeCall(Assembler::ReturnValueRegister, doubleToUInt, Assembler::PointerToValue(source)); success.link(_as); _as->storeUInt32(Assembler::ReturnValueRegister, target); @@ -1336,7 +1326,7 @@ void InstructionSelection::convertTypeToUInt32(IR::Expr *source, IR::Expr *targe _as->storeUInt32(Assembler::ReturnValueRegister, target); break; case IR::StringType: - generateFunctionCall(Assembler::ReturnValueRegister, Runtime::toUInt, + generateRuntimeCall(Assembler::ReturnValueRegister, toUInt, Assembler::PointerToValue(source)); _as->storeUInt32(Assembler::ReturnValueRegister, target); break; @@ -1356,13 +1346,13 @@ void InstructionSelection::constructActivationProperty(IR::Name *func, IR::ExprL if (useFastLookups && func->global) { uint index = registerGlobalGetterLookup(*func->id); - generateFunctionCall(result, Runtime::constructGlobalLookup, + generateRuntimeCall(result, constructGlobalLookup, Assembler::EngineRegister, Assembler::TrustedImm32(index), baseAddressForCallData()); return; } - generateFunctionCall(result, Runtime::constructActivationProperty, + generateRuntimeCall(result, constructActivationProperty, Assembler::EngineRegister, Assembler::StringToIndex(*func->id), baseAddressForCallData()); @@ -1374,14 +1364,14 @@ void InstructionSelection::constructProperty(IR::Expr *base, const QString &name prepareCallData(args, base); if (useFastLookups) { uint index = registerGetterLookup(name); - generateFunctionCall(result, Runtime::constructPropertyLookup, + generateRuntimeCall(result, constructPropertyLookup, Assembler::EngineRegister, Assembler::TrustedImm32(index), baseAddressForCallData()); return; } - generateFunctionCall(result, Runtime::constructProperty, Assembler::EngineRegister, + generateRuntimeCall(result, constructProperty, Assembler::EngineRegister, Assembler::StringToIndex(name), baseAddressForCallData()); } @@ -1391,7 +1381,7 @@ void InstructionSelection::constructValue(IR::Expr *value, IR::ExprList *args, I Q_ASSERT(value != 0); prepareCallData(args, 0); - generateFunctionCall(result, Runtime::constructValue, + generateRuntimeCall(result, constructValue, Assembler::EngineRegister, Assembler::Reference(value), baseAddressForCallData()); @@ -1427,7 +1417,7 @@ void InstructionSelection::visitCJump(IR::CJump *s) booleanConversion.link(_as); reg = Assembler::ReturnValueRegister; - generateFunctionCall(reg, Runtime::toBoolean, Assembler::Reference(s->cond)); + generateRuntimeCall(reg, toBoolean, Assembler::Reference(s->cond)); testBoolean.link(_as); } @@ -1437,7 +1427,7 @@ void InstructionSelection::visitCJump(IR::CJump *s) } else if (IR::Const *c = s->cond->asConst()) { // TODO: SSA optimization for constant condition evaluation should remove this. // See also visitCJump() in RegAllocInfo. - generateFunctionCall(Assembler::ReturnValueRegister, Runtime::toBoolean, + generateRuntimeCall(Assembler::ReturnValueRegister, toBoolean, Assembler::PointerToValue(c)); _as->generateCJumpOnNonZero(Assembler::ReturnValueRegister, _block, s->iftrue, s->iffalse); return; @@ -1459,21 +1449,22 @@ void InstructionSelection::visitCJump(IR::CJump *s) return; } - Runtime::CompareOperation op = 0; - Runtime::CompareOperationContext opContext = 0; + RuntimeCall op; + RuntimeCall opContext; const char *opName = 0; + bool needsExceptionCheck; switch (b->op) { default: Q_UNREACHABLE(); Q_ASSERT(!"todo"); break; - case IR::OpGt: setOp(op, opName, Runtime::compareGreaterThan); break; - case IR::OpLt: setOp(op, opName, Runtime::compareLessThan); break; - case IR::OpGe: setOp(op, opName, Runtime::compareGreaterEqual); break; - case IR::OpLe: setOp(op, opName, Runtime::compareLessEqual); break; - case IR::OpEqual: setOp(op, opName, Runtime::compareEqual); break; - case IR::OpNotEqual: setOp(op, opName, Runtime::compareNotEqual); break; - case IR::OpStrictEqual: setOp(op, opName, Runtime::compareStrictEqual); break; - case IR::OpStrictNotEqual: setOp(op, opName, Runtime::compareStrictNotEqual); break; - case IR::OpInstanceof: setOpContext(op, opName, Runtime::compareInstanceof); break; - case IR::OpIn: setOpContext(op, opName, Runtime::compareIn); break; + case IR::OpGt: setOp(op, opName, compareGreaterThan); break; + case IR::OpLt: setOp(op, opName, compareLessThan); break; + case IR::OpGe: setOp(op, opName, compareGreaterEqual); break; + case IR::OpLe: setOp(op, opName, compareLessEqual); break; + case IR::OpEqual: setOp(op, opName, compareEqual); break; + case IR::OpNotEqual: setOp(op, opName, compareNotEqual); break; + case IR::OpStrictEqual: setOp(op, opName, compareStrictEqual); break; + case IR::OpStrictNotEqual: setOp(op, opName, compareStrictNotEqual); break; + case IR::OpInstanceof: setOpContext(op, opName, compareInstanceof); break; + case IR::OpIn: setOpContext(op, opName, compareIn); break; } // switch // TODO: in SSA optimization, do constant expression evaluation. @@ -1481,13 +1472,15 @@ void InstructionSelection::visitCJump(IR::CJump *s) // if (true === true) ..... // Of course, after folding the CJUMP to a JUMP, dead-code (dead-basic-block) // elimination (which isn't there either) would remove the whole else block. - if (opContext) - _as->generateFunctionCallImp(Assembler::ReturnValueRegister, opName, opContext, + if (opContext.isValid()) + _as->generateFunctionCallImp(needsExceptionCheck, + Assembler::ReturnValueRegister, opName, opContext, Assembler::EngineRegister, Assembler::PointerToValue(b->left), Assembler::PointerToValue(b->right)); else - _as->generateFunctionCallImp(Assembler::ReturnValueRegister, opName, op, + _as->generateFunctionCallImp(needsExceptionCheck, + Assembler::ReturnValueRegister, opName, op, Assembler::PointerToValue(b->left), Assembler::PointerToValue(b->right)); @@ -1695,7 +1688,7 @@ void InstructionSelection::calculateRegistersToSave(const RegisterInformation &u regularRegistersToSave.clear(); fpRegistersToSave.clear(); - foreach (const RegisterInfo &ri, Assembler::getRegisterInfo()) { + for (const RegisterInfo &ri : Assembler::getRegisterInfo()) { #if defined(RESTORE_EBX_ON_CALL) if (ri.isRegularRegister() && ri.reg<JSC::X86Registers::RegisterID>() == JSC::X86Registers::ebx) { regularRegistersToSave.append(ri); @@ -1724,38 +1717,6 @@ bool operator==(const Primitive &v1, const Primitive &v2) } // QV4 namespace QT_END_NAMESPACE -int Assembler::ConstantTable::add(const Primitive &v) -{ - int idx = _values.indexOf(v); - if (idx == -1) { - idx = _values.size(); - _values.append(v); - } - return idx; -} - -Assembler::Address Assembler::ConstantTable::loadValueAddress(IR::Const *c, RegisterID baseReg) -{ - return loadValueAddress(convertToValue(c), baseReg); -} - -Assembler::Address Assembler::ConstantTable::loadValueAddress(const Primitive &v, RegisterID baseReg) -{ - _toPatch.append(_as->moveWithPatch(TrustedImmPtr(0), baseReg)); - Address addr(baseReg); - addr.offset = add(v) * sizeof(QV4::Primitive); - Q_ASSERT(addr.offset >= 0); - return addr; -} - -void Assembler::ConstantTable::finalize(JSC::LinkBuffer &linkBuffer, InstructionSelection *isel) -{ - const void *tablePtr = isel->addConstantTable(&_values); - - foreach (DataLabelPtr label, _toPatch) - linkBuffer.patch(label, const_cast<void *>(tablePtr)); -} - bool InstructionSelection::visitCJumpDouble(IR::AluOp op, IR::Expr *left, IR::Expr *right, IR::BasicBlock *iftrue, IR::BasicBlock *iffalse) { @@ -1805,7 +1766,7 @@ void InstructionSelection::visitCJumpStrict(IR::Binop *binop, IR::BasicBlock *tr IR::Expr *left = binop->left; IR::Expr *right = binop->right; - _as->generateFunctionCallImp(Assembler::ReturnValueRegister, "Runtime::compareStrictEqual", Runtime::compareStrictEqual, + generateRuntimeCall(Assembler::ReturnValueRegister, compareStrictEqual, Assembler::PointerToValue(left), Assembler::PointerToValue(right)); _as->generateCJumpOnCompare(binop->op == IR::OpStrictEqual ? Assembler::NotEqual : Assembler::Equal, Assembler::ReturnValueRegister, Assembler::TrustedImm32(0), @@ -2006,12 +1967,18 @@ void InstructionSelection::visitCJumpEqual(IR::Binop *binop, IR::BasicBlock *tru IR::Expr *left = binop->left; IR::Expr *right = binop->right; - _as->generateFunctionCallImp(Assembler::ReturnValueRegister, "Runtime::compareEqual", Runtime::compareEqual, + generateRuntimeCall(Assembler::ReturnValueRegister, compareEqual, Assembler::PointerToValue(left), Assembler::PointerToValue(right)); _as->generateCJumpOnCompare(binop->op == IR::OpEqual ? Assembler::NotEqual : Assembler::Equal, Assembler::ReturnValueRegister, Assembler::TrustedImm32(0), _block, trueBlock, falseBlock); } +QQmlRefPointer<CompiledData::CompilationUnit> ISelFactory::createUnitForLoading() +{ + QQmlRefPointer<CompiledData::CompilationUnit> result; + result.adopt(new JIT::CompilationUnit); + return result; +} #endif // ENABLE(ASSEMBLER) |