@SuppressWarnings("unused")
protected int executeAndSpecialize0(
Class<?> minimumState,
VirtualFrame frameValue,
Object value0Value,
Object value1Value,
String reason) {
neverPartOfCompilation();
int result = 0;
Class<?> resultClass = null;
boolean allowed = (minimumState == InvocationGuardUninitializedNode.class);
String message = createInfo0(reason, value0Value, value1Value);
allowed = allowed || (minimumState == InvocationGuardIntNode.class);
if (SIMPLETYPES.isInteger(value0Value) && SIMPLETYPES.isInteger(value1Value)) {
int value0ValueCast = SIMPLETYPES.asInteger(value0Value);
int value1ValueCast = SIMPLETYPES.asInteger(value1Value);
if (super.guard(value0ValueCast, value1ValueCast)) {
if (resultClass == null) {
result = super.doSpecialized(value0ValueCast, value1ValueCast);
resultClass = InvocationGuardIntNode.class;
}
if (allowed) {
super.replace(new InvocationGuardIntNode(this), message);
return result;
}
}
}
if (resultClass == null) {
result = super.doGeneric(value0Value, value1Value);
resultClass = InvocationGuardGenericNode.class;
}
super.replace(new InvocationGuardGenericNode(this), message);
return result;
}
@SuppressWarnings("unused")
protected int executeAndSpecialize0(
Class<?> minimumState, VirtualFrame frameValue, Object expressionValue, String reason) {
neverPartOfCompilation();
int result = 0;
Class<?> resultClass = null;
boolean allowed = (minimumState == GlobalFlagGuardUninitializedNode.class);
String message = createInfo0(reason, expressionValue);
allowed = allowed || (minimumState == GlobalFlagGuardObjectNode.class);
if (super.globalFlagGuard()) {
if (resultClass == null) {
result = super.doSpecialized(expressionValue);
resultClass = GlobalFlagGuardObjectNode.class;
}
if (allowed) {
super.replace(new GlobalFlagGuardObjectNode(this), message);
return result;
}
}
if (resultClass == null) {
result = super.doGeneric(expressionValue);
resultClass = GlobalFlagGuardGenericNode.class;
}
super.replace(new GlobalFlagGuardGenericNode(this), message);
return result;
}
public void setBehaveAsBlock(boolean behaveAsBlock) {
CompilerAsserts.neverPartOfCompilation();
this.behaveAsBlock = behaveAsBlock;
// No need to deoptimize, as we're only doing this during clone
}
@TruffleBoundary
public static void setClassVariable(
RubyModule module, String name, Object value, RubyNode currentNode) {
CompilerAsserts.neverPartOfCompilation();
// Look in the current module
if (module.getClassVariables().containsKey(name)) {
module.setClassVariable(currentNode, name, value);
return;
}
// Look in ancestors
for (RubyModule ancestor : module.parentAncestors()) {
if (ancestor.getClassVariables().containsKey(name)) {
ancestor.setClassVariable(currentNode, name, value);
return;
}
}
// Not existing class variable - set in the current module
module.setClassVariable(currentNode, name, value);
}
public DynamicObject getNormalObjectSingletonClass(DynamicObject object) {
CompilerAsserts.neverPartOfCompilation();
if (RubyGuards.isRubyClass(object)) { // For the direct caller
return ClassNodes.getSingletonClass(object);
}
if (Layouts.CLASS.getIsSingleton(Layouts.BASIC_OBJECT.getMetaClass(object))) {
return Layouts.BASIC_OBJECT.getMetaClass(object);
}
CompilerDirectives.transferToInterpreter();
final DynamicObject logicalClass = BasicObjectNodes.getLogicalClass(object);
DynamicObject attached = null;
if (RubyGuards.isRubyModule(object)) {
attached = object;
}
final String name =
String.format(
"#<Class:#<%s:0x%x>>",
Layouts.MODULE.getFields(logicalClass).getName(),
BasicObjectNodes.verySlowGetObjectID(object));
final DynamicObject singletonClass =
ClassNodes.createSingletonClassOfObject(getContext(), logicalClass, attached, name);
propagateFrozen(object, singletonClass);
Layouts.BASIC_OBJECT.setMetaClass(object, singletonClass);
return singletonClass;
}
@TruffleBoundary
public static Object lookupClassVariable(RubyModule module, String name) {
CompilerAsserts.neverPartOfCompilation();
Object value;
// Look in the current module
value = module.getClassVariables().get(name);
if (value != null) {
return value;
}
// Look in ancestors
for (RubyModule ancestor : module.parentAncestors()) {
value = ancestor.getClassVariables().get(name);
if (value != null) {
return value;
}
}
// Nothing found
return null;
}
public boolean isVisibleTo(RubyContext context, LexicalScope lexicalScope, RubyModule module) {
CompilerAsserts.neverPartOfCompilation();
assert lexicalScope == null || lexicalScope.getLiveModule() == module;
if (!isPrivate) {
return true;
}
// Look in lexical scope
if (lexicalScope != null) {
while (lexicalScope != context.getRootLexicalScope()) {
if (lexicalScope.getLiveModule() == declaringModule) {
return true;
}
lexicalScope = lexicalScope.getParent();
}
}
// Look in ancestors
if (module instanceof RubyClass) {
for (RubyModule included : module.parentAncestors()) {
if (included == declaringModule) {
return true;
}
}
}
// Allow Object constants if looking with lexical scope.
if (lexicalScope != null && context.getCoreLibrary().getObjectClass() == declaringModule) {
return true;
}
return false;
}
@TruffleBoundary
public static InternalMethod lookupMethod(RubyModule module, String name) {
CompilerAsserts.neverPartOfCompilation();
InternalMethod method;
// Look in the current module
method = module.getMethods().get(name);
if (method != null) {
return method;
}
// Look in ancestors
for (RubyModule ancestor : module.parentAncestors()) {
method = ancestor.getMethods().get(name);
if (method != null) {
return method;
}
}
// Nothing found
return null;
}
public static DynamicObject createOneSingletonClass(DynamicObject rubyClass) {
CompilerAsserts.neverPartOfCompilation();
if (Layouts.CLASS.getIsSingleton(Layouts.BASIC_OBJECT.getMetaClass(rubyClass))) {
return Layouts.BASIC_OBJECT.getMetaClass(rubyClass);
}
final DynamicObject singletonSuperclass;
if (getSuperClass(rubyClass) == null) {
singletonSuperclass = Layouts.BASIC_OBJECT.getLogicalClass(rubyClass);
} else {
singletonSuperclass = createOneSingletonClass(getSuperClass(rubyClass));
}
String name = String.format("#<Class:%s>", Layouts.MODULE.getFields(rubyClass).getName());
Layouts.BASIC_OBJECT.setMetaClass(
rubyClass,
ClassNodes.createRubyClass(
Layouts.MODULE.getFields(Layouts.BASIC_OBJECT.getLogicalClass(rubyClass)).getContext(),
Layouts.BASIC_OBJECT.getLogicalClass(rubyClass),
null,
singletonSuperclass,
name,
true,
rubyClass));
return Layouts.BASIC_OBJECT.getMetaClass(rubyClass);
}
private void updateProfiledArgumentTypes(Object[] args, Class<?>[] types) {
CompilerAsserts.neverPartOfCompilation();
profiledArgumentTypesAssumption.invalidate();
for (int j = 0; j < types.length; j++) {
types[j] = joinTypes(types[j], classOf(args[j]));
}
profiledArgumentTypesAssumption =
Truffle.getRuntime().createAssumption("Profiled Argument Types");
}
private Counter createCounter(SourceSection section) {
CompilerAsserts.neverPartOfCompilation();
// For a production profiler you might want to differentiate between sources.
Counter counter = counters.get(section);
if (counter == null) {
counter = new Counter();
counters.put(section, counter);
}
return counter;
}
private void reportLoopCount(final long count) {
CompilerAsserts.neverPartOfCompilation("reportLoopCount");
Node current = getParent();
while (current != null && !(current instanceof RootNode)) {
current = current.getParent();
}
if (current != null) {
((Invokable) current).propagateLoopCountThroughoutLexicalScope(count);
}
}
public static DynamicObject getSuperClass(DynamicObject rubyClass) {
CompilerAsserts.neverPartOfCompilation();
for (DynamicObject ancestor : Layouts.MODULE.getFields(rubyClass).parentAncestors()) {
if (RubyGuards.isRubyClass(ancestor)) {
return ancestor;
}
}
return null;
}
public void enterThread() {
CompilerAsserts.neverPartOfCompilation();
lock.lock();
try {
phaser.register();
runningThreads.add(Thread.currentThread());
} finally {
lock.unlock();
}
}
@Override
public String toString() {
CompilerAsserts.neverPartOfCompilation();
String superString = rootNode.toString();
if (isValid()) {
superString += " <opt>";
}
if (sourceCallTarget != null) {
superString += " <split-" + cloneIndex + "-" + argumentStamp.toStringShort() + ">";
}
return superString;
}
public static SInvokable constructPrimitive(
final SSymbol signature,
final NodeFactory<? extends ExpressionNode> nodeFactory,
final Universe universe,
final SClass holder) {
CompilerAsserts.neverPartOfCompilation();
int numArgs = signature.getNumberOfSignatureArguments();
MethodGenerationContext mgen = new MethodGenerationContext(null);
ExpressionNode[] args = new ExpressionNode[numArgs];
for (int i = 0; i < numArgs; i++) {
args[i] = new LocalArgumentReadNode(i, null);
}
ExpressionNode primNode;
switch (numArgs) {
case 1:
primNode = nodeFactory.createNode(args[0]);
break;
case 2:
// HACK for node class where we use `executeWith`
if (nodeFactory == PutAllNodeFactory.getInstance()) {
primNode = nodeFactory.createNode(args[0], args[1], LengthPrimFactory.create(null));
} else {
primNode = nodeFactory.createNode(args[0], args[1]);
}
break;
case 3:
// HACK for node class where we use `executeWith`
if (nodeFactory == InvokeOnPrimFactory.getInstance()) {
primNode =
nodeFactory.createNode(
args[0], args[1], args[2], ToArgumentsArrayNodeGen.create(null, null));
} else {
primNode = nodeFactory.createNode(args[0], args[1], args[2]);
}
break;
case 4:
primNode = nodeFactory.createNode(args[0], args[1], args[2], args[3]);
break;
default:
throw new RuntimeException("Not supported by SOM.");
}
Primitive primMethodNode =
new Primitive(
primNode,
mgen.getCurrentLexicalScope().getFrameDescriptor(),
(ExpressionNode) primNode.deepCopy());
SInvokable prim = Universe.newMethod(signature, primMethodNode, true, new SMethod[0]);
return prim;
}
public static SInvokable constructEmptyPrimitive(final SSymbol signature) {
CompilerAsserts.neverPartOfCompilation();
MethodGenerationContext mgen = new MethodGenerationContext(null);
ExpressionNode primNode = EmptyPrim.create(new LocalArgumentReadNode(0, null));
Primitive primMethodNode =
new Primitive(
primNode,
mgen.getCurrentLexicalScope().getFrameDescriptor(),
(ExpressionNode) primNode.deepCopy());
SInvokable prim = Universe.newMethod(signature, primMethodNode, true, new SMethod[0]);
return prim;
}
private void initializeProfiledArgumentTypes(Object[] args) {
CompilerAsserts.neverPartOfCompilation();
profiledArgumentTypesAssumption =
Truffle.getRuntime().createAssumption("Profiled Argument Types");
if (TruffleArgumentTypeSpeculation.getValue()) {
Class<?>[] result = new Class<?>[args.length];
for (int i = 0; i < args.length; i++) {
result[i] = classOf(args[i]);
}
profiledArgumentTypes = result;
}
}
protected static LLVMExpressionNode[] prepareForNative(LLVMExpressionNode[] originalArgs) {
CompilerAsserts.neverPartOfCompilation();
LLVMExpressionNode[] newNodes = new LLVMExpressionNode[originalArgs.length];
for (int i = 0; i < newNodes.length; i++) {
if (originalArgs[i] instanceof LLVMAddressNode) {
newNodes[i] = LLVMAddressToI64NodeGen.create((LLVMAddressNode) originalArgs[i]);
} else if (originalArgs[i] instanceof LLVM80BitFloatNode) {
newNodes[i] = LLVM80BitArgConvertNodeGen.create((LLVM80BitFloatNode) originalArgs[i]);
throw new AssertionError("foreign function interface does not support 80 bit floats yet");
} else {
newNodes[i] = originalArgs[i];
}
}
return newNodes;
}
@Override
public boolean nodeReplaced(Node oldNode, Node newNode, CharSequence reason) {
CompilerAsserts.neverPartOfCompilation();
if (isValid()) {
invalidate(newNode, reason);
}
/* Notify compiled method that have inlined this call target that the tree changed. */
nodeRewritingAssumption.invalidate();
compilationProfile.reportNodeReplaced();
if (cancelInstalledTask(newNode, reason)) {
compilationProfile.reportInvalidated();
}
return false;
}
protected RubyArray makeGeneric(VirtualFrame frame, Object[] alreadyExecuted) {
CompilerAsserts.neverPartOfCompilation();
replace(new ObjectArrayLiteralNode(getContext(), getSourceSection(), values));
final Object[] executedValues = new Object[values.length];
for (int n = 0; n < values.length; n++) {
if (n < alreadyExecuted.length) {
executedValues[n] = alreadyExecuted[n];
} else {
executedValues[n] = values[n].execute(frame);
}
}
return RubyArray.fromObjects(getContext().getCoreLibrary().getArrayClass(), executedValues);
}
private Object handleException(VirtualFrame frame, RuntimeException exception) {
CompilerAsserts.neverPartOfCompilation();
final RubyContext context = getContext();
final RubyBasicObject rubyException =
ExceptionTranslator.translateException(context, exception);
context.getCoreLibrary().getGlobalVariablesObject().setInstanceVariable("$!", rubyException);
for (RescueNode rescue : rescueParts) {
if (rescue.canHandle(frame, rubyException)) {
return rescue.execute(frame);
}
}
throw exception;
}
@TruffleBoundary
public static Map<String, InternalMethod> getAllMethods(RubyModule module) {
CompilerAsserts.neverPartOfCompilation();
final Map<String, InternalMethod> methods = new HashMap<>();
// Look in the current module
methods.putAll(module.getMethods());
// Look in ancestors
for (RubyModule ancestor : module.parentAncestors()) {
for (Map.Entry<String, InternalMethod> method : ancestor.getMethods().entrySet()) {
if (!methods.containsKey(method.getKey())) {
methods.put(method.getKey(), method.getValue());
}
}
}
return methods;
}
@TruffleBoundary
public static Map<String, Object> getAllClassVariables(RubyModule module) {
CompilerAsserts.neverPartOfCompilation();
final Map<String, Object> classVariables = new HashMap<>();
// Look in the current module
classVariables.putAll(module.getClassVariables());
// Look in ancestors
for (RubyModule ancestor : module.parentAncestors()) {
for (Map.Entry<String, Object> classVariable : ancestor.getClassVariables().entrySet()) {
if (!classVariables.containsKey(classVariable.getKey())) {
classVariables.put(classVariable.getKey(), classVariable.getValue());
}
}
}
return classVariables;
}
@TruffleBoundary
public static InternalMethod lookupSuperMethod(
RubyModule declaringModule, String name, RubyClass objectMetaClass) {
CompilerAsserts.neverPartOfCompilation();
boolean foundDeclaringModule = false;
for (RubyModule module : objectMetaClass.ancestors()) {
if (module == declaringModule) {
foundDeclaringModule = true;
} else if (foundDeclaringModule) {
InternalMethod method = module.getMethods().get(name);
if (method != null) {
return method;
}
}
}
assert foundDeclaringModule
: "Did not find the declaring module in " + objectMetaClass.getName() + " ancestors";
return null;
}
@TruffleBoundary
public static Map<String, RubyConstant> getAllConstants(RubyModule module) {
CompilerAsserts.neverPartOfCompilation();
final Map<String, RubyConstant> constants = new HashMap<>();
// Look in the current module
constants.putAll(module.getConstants());
// TODO(eregon): Look in lexical scope?
// Look in ancestors
for (RubyModule ancestor : module.parentAncestors()) {
for (Map.Entry<String, RubyConstant> constant : ancestor.getConstants().entrySet()) {
if (!constants.containsKey(constant.getKey())) {
constants.put(constant.getKey(), constant.getValue());
}
}
}
return constants;
}
@ExplodeLoop
private Object handleException(VirtualFrame frame, RaiseException exception) {
CompilerAsserts.neverPartOfCompilation();
notDesignedForCompilation();
getContext()
.getCoreLibrary()
.getGlobalVariablesObject()
.getOperations()
.setInstanceVariable(
getContext().getCoreLibrary().getGlobalVariablesObject(),
"$!",
exception.getRubyException());
for (RescueNode rescue : rescueParts) {
if (rescue.canHandle(frame, exception.getRubyException())) {
return rescue.execute(frame);
}
}
throw exception;
}
public void leaveThread() {
CompilerAsserts.neverPartOfCompilation();
phaser.arriveAndDeregister();
runningThreads.remove(Thread.currentThread());
}
private ForeignAccess(Factory faf) {
this.factory = faf;
this.initThread = Thread.currentThread();
CompilerAsserts.neverPartOfCompilation(
"do not create a ForeignAccess object from compiled code");
}
protected SetDispatchNode rewrite(SetDispatchNode next) {
CompilerAsserts.neverPartOfCompilation();
assert this != next;
return replace(next);
}