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Truffle SL is an example language implemented using the Truffle API.
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// CheckStyle: start generated
package com.oracle.truffle.sl.builtins;
import com.oracle.truffle.api.CompilerDirectives;
import com.oracle.truffle.api.CompilerDirectives.CompilationFinal;
import com.oracle.truffle.api.CompilerDirectives.TruffleBoundary;
import com.oracle.truffle.api.dsl.GeneratedBy;
import com.oracle.truffle.api.dsl.NeverDefault;
import com.oracle.truffle.api.dsl.NodeFactory;
import com.oracle.truffle.api.dsl.UnsupportedSpecializationException;
import com.oracle.truffle.api.dsl.DSLSupport.SpecializationDataNode;
import com.oracle.truffle.api.dsl.InlineSupport.ReferenceField;
import com.oracle.truffle.api.dsl.InlineSupport.UnsafeAccessedField;
import com.oracle.truffle.api.frame.VirtualFrame;
import com.oracle.truffle.api.instrumentation.AllocationReporter;
import com.oracle.truffle.api.interop.InteropLibrary;
import com.oracle.truffle.api.library.LibraryFactory;
import com.oracle.truffle.api.nodes.DenyReplace;
import com.oracle.truffle.api.nodes.EncapsulatingNodeReference;
import com.oracle.truffle.api.nodes.ExplodeLoop;
import com.oracle.truffle.api.nodes.Node;
import com.oracle.truffle.sl.nodes.SLExpressionNode;
import com.oracle.truffle.sl.nodes.SLTypes;
import com.oracle.truffle.sl.runtime.SLNull;
import java.lang.invoke.MethodHandles;
import java.lang.invoke.VarHandle;
import java.util.List;
import java.util.Objects;
@GeneratedBy(SLNewObjectBuiltin.class)
@SuppressWarnings({"javadoc", "unused"})
public final class SLNewObjectBuiltinFactory implements NodeFactory {
private static final SLNewObjectBuiltinFactory INSTANCE = new SLNewObjectBuiltinFactory();
private static final LibraryFactory INTEROP_LIBRARY_ = LibraryFactory.resolve(InteropLibrary.class);
private SLNewObjectBuiltinFactory() {
}
@Override
public Class getNodeClass() {
return SLNewObjectBuiltin.class;
}
@Override
public List> getExecutionSignature() {
return List.of(SLExpressionNode.class);
}
@Override
public List>> getNodeSignatures() {
return List.of(List.of(SLExpressionNode[].class));
}
@Override
public SLNewObjectBuiltin createNode(Object... arguments) {
if (arguments.length == 1 && (arguments[0] == null || arguments[0] instanceof SLExpressionNode[])) {
return create((SLExpressionNode[]) arguments[0]);
} else {
throw new IllegalArgumentException("Invalid create signature.");
}
}
public static NodeFactory getInstance() {
return INSTANCE;
}
@NeverDefault
public static SLNewObjectBuiltin create(SLExpressionNode[] arguments) {
return new SLNewObjectBuiltinNodeGen(arguments);
}
/**
* Debug Info:
* Specialization {@link SLNewObjectBuiltin#newObject(SLNull, AllocationReporter)}
* Activation probability: 0.48333
* With/without class size: 11/4 bytes
* Specialization {@link SLNewObjectBuiltin#newObject(Object, InteropLibrary)}
* Activation probability: 0.33333
* With/without class size: 12/4 bytes
* Specialization {@link SLNewObjectBuiltin#newObject(Object, InteropLibrary)}
* Activation probability: 0.18333
* With/without class size: 6/0 bytes
*
*/
@GeneratedBy(SLNewObjectBuiltin.class)
@SuppressWarnings("javadoc")
public static final class SLNewObjectBuiltinNodeGen extends SLNewObjectBuiltin {
static final ReferenceField NEW_OBJECT1_CACHE_UPDATER = ReferenceField.create(MethodHandles.lookup(), "newObject1_cache", NewObject1Data.class);
@Child private SLExpressionNode arguments0_;
/**
* State Info:
* 0: SpecializationActive {@link SLNewObjectBuiltin#newObject(SLNull, AllocationReporter)}
* 1: SpecializationActive {@link SLNewObjectBuiltin#newObject(Object, InteropLibrary)}
* 2: SpecializationActive {@link SLNewObjectBuiltin#newObject(Object, InteropLibrary)}
*
*/
@CompilationFinal private int state_0_;
/**
* Source Info:
* Specialization: {@link SLNewObjectBuiltin#newObject(SLNull, AllocationReporter)}
* Parameter: {@link AllocationReporter} reporter
*/
@CompilationFinal private AllocationReporter newObject0_reporter_;
@UnsafeAccessedField @Child private NewObject1Data newObject1_cache;
private SLNewObjectBuiltinNodeGen(SLExpressionNode[] arguments) {
this.arguments0_ = arguments != null && 0 < arguments.length ? arguments[0] : null;
}
@ExplodeLoop
@Override
protected Object execute(VirtualFrame frameValue) {
int state_0 = this.state_0_;
Object arguments0Value_ = this.arguments0_.executeGeneric(frameValue);
if (state_0 != 0 /* is SpecializationActive[SLNewObjectBuiltin.newObject(SLNull, AllocationReporter)] || SpecializationActive[SLNewObjectBuiltin.newObject(Object, InteropLibrary)] || SpecializationActive[SLNewObjectBuiltin.newObject(Object, InteropLibrary)] */) {
if ((state_0 & 0b1) != 0 /* is SpecializationActive[SLNewObjectBuiltin.newObject(SLNull, AllocationReporter)] */ && SLTypes.isSLNull(arguments0Value_)) {
SLNull arguments0Value__ = SLTypes.asSLNull(arguments0Value_);
{
AllocationReporter reporter__ = this.newObject0_reporter_;
if (reporter__ != null) {
return newObject(arguments0Value__, reporter__);
}
}
}
if ((state_0 & 0b110) != 0 /* is SpecializationActive[SLNewObjectBuiltin.newObject(Object, InteropLibrary)] || SpecializationActive[SLNewObjectBuiltin.newObject(Object, InteropLibrary)] */) {
if ((state_0 & 0b10) != 0 /* is SpecializationActive[SLNewObjectBuiltin.newObject(Object, InteropLibrary)] */) {
NewObject1Data s1_ = this.newObject1_cache;
while (s1_ != null) {
if ((s1_.values_.accepts(arguments0Value_)) && (!(s1_.values_.isNull(arguments0Value_)))) {
return newObject(arguments0Value_, s1_.values_);
}
s1_ = s1_.next_;
}
}
if ((state_0 & 0b100) != 0 /* is SpecializationActive[SLNewObjectBuiltin.newObject(Object, InteropLibrary)] */) {
EncapsulatingNodeReference encapsulating_ = EncapsulatingNodeReference.getCurrent();
Node prev_ = encapsulating_.set(this);
try {
{
InteropLibrary values__ = (INTEROP_LIBRARY_.getUncached());
if ((!(values__.isNull(arguments0Value_)))) {
return this.newObject2Boundary(state_0, arguments0Value_);
}
}
} finally {
encapsulating_.set(prev_);
}
}
}
}
CompilerDirectives.transferToInterpreterAndInvalidate();
return executeAndSpecialize(arguments0Value_);
}
@SuppressWarnings("static-method")
@TruffleBoundary
private Object newObject2Boundary(int state_0, Object arguments0Value_) {
{
InteropLibrary values__ = (INTEROP_LIBRARY_.getUncached());
return newObject(arguments0Value_, values__);
}
}
@SuppressWarnings("unused")
private Object executeAndSpecialize(Object arguments0Value) {
int state_0 = this.state_0_;
if (SLTypes.isSLNull(arguments0Value)) {
SLNull arguments0Value_ = SLTypes.asSLNull(arguments0Value);
AllocationReporter reporter__ = (lookup());
Objects.requireNonNull(reporter__, "A specialization cache returned a default value. The cache initializer must never return a default value for this cache. Use @Cached(neverDefault=false) to allow default values for this cached value or make sure the cache initializer never returns the default value.");
VarHandle.storeStoreFence();
this.newObject0_reporter_ = reporter__;
state_0 = state_0 | 0b1 /* add SpecializationActive[SLNewObjectBuiltin.newObject(SLNull, AllocationReporter)] */;
this.state_0_ = state_0;
return newObject(arguments0Value_, reporter__);
}
if (((state_0 & 0b100)) == 0 /* is-not SpecializationActive[SLNewObjectBuiltin.newObject(Object, InteropLibrary)] */) {
while (true) {
int count1_ = 0;
NewObject1Data s1_ = NEW_OBJECT1_CACHE_UPDATER.getVolatile(this);
NewObject1Data s1_original = s1_;
while (s1_ != null) {
if ((s1_.values_.accepts(arguments0Value)) && (!(s1_.values_.isNull(arguments0Value)))) {
break;
}
count1_++;
s1_ = s1_.next_;
}
if (s1_ == null) {
{
InteropLibrary values__ = this.insert((INTEROP_LIBRARY_.create(arguments0Value)));
// assert (s1_.values_.accepts(arguments0Value));
if ((!(values__.isNull(arguments0Value))) && count1_ < (3)) {
s1_ = this.insert(new NewObject1Data(s1_original));
Objects.requireNonNull(s1_.insert(values__), "A specialization cache returned a default value. The cache initializer must never return a default value for this cache. Use @Cached(neverDefault=false) to allow default values for this cached value or make sure the cache initializer never returns the default value.");
s1_.values_ = values__;
if (!NEW_OBJECT1_CACHE_UPDATER.compareAndSet(this, s1_original, s1_)) {
continue;
}
state_0 = state_0 | 0b10 /* add SpecializationActive[SLNewObjectBuiltin.newObject(Object, InteropLibrary)] */;
this.state_0_ = state_0;
}
}
}
if (s1_ != null) {
return newObject(arguments0Value, s1_.values_);
}
break;
}
}
{
InteropLibrary values__ = null;
{
EncapsulatingNodeReference encapsulating_ = EncapsulatingNodeReference.getCurrent();
Node prev_ = encapsulating_.set(this);
try {
{
values__ = (INTEROP_LIBRARY_.getUncached());
if ((!(values__.isNull(arguments0Value)))) {
this.newObject1_cache = null;
state_0 = state_0 & 0xfffffffd /* remove SpecializationActive[SLNewObjectBuiltin.newObject(Object, InteropLibrary)] */;
state_0 = state_0 | 0b100 /* add SpecializationActive[SLNewObjectBuiltin.newObject(Object, InteropLibrary)] */;
this.state_0_ = state_0;
return newObject(arguments0Value, values__);
}
}
} finally {
encapsulating_.set(prev_);
}
}
}
throw new UnsupportedSpecializationException(this, new Node[] {this.arguments0_}, arguments0Value);
}
@GeneratedBy(SLNewObjectBuiltin.class)
@DenyReplace
private static final class NewObject1Data extends Node implements SpecializationDataNode {
@Child NewObject1Data next_;
/**
* Source Info:
* Specialization: {@link SLNewObjectBuiltin#newObject(Object, InteropLibrary)}
* Parameter: {@link InteropLibrary} values
*/
@Child InteropLibrary values_;
NewObject1Data(NewObject1Data next_) {
this.next_ = next_;
}
}
}
}
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