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Truffle is a multi-language framework for executing dynamic languages that achieves high performance when combined with Graal.

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// CheckStyle: start generated
package com.oracle.truffle.polyglot;

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.DSLSupport.SpecializationDataNode;
import com.oracle.truffle.api.dsl.InlineSupport.InlineTarget;
import com.oracle.truffle.api.dsl.InlineSupport.ReferenceField;
import com.oracle.truffle.api.dsl.InlineSupport.StateField;
import com.oracle.truffle.api.dsl.InlineSupport.UnsafeAccessedField;
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.api.profiles.InlinedBranchProfile;
import com.oracle.truffle.polyglot.PolyglotByteSequence.Cache;
import com.oracle.truffle.polyglot.PolyglotByteSequence.Cache.ByteAtNode;
import com.oracle.truffle.polyglot.PolyglotByteSequence.Cache.LengthNode;
import com.oracle.truffle.polyglot.PolyglotByteSequence.Cache.PolyglotByteSequenceNode;
import com.oracle.truffle.polyglot.PolyglotByteSequence.Cache.ToByteArrayNode;
import java.lang.invoke.MethodHandles;
import java.lang.invoke.MethodHandles.Lookup;
import java.util.Objects;

@GeneratedBy(PolyglotByteSequence.class)
@SuppressWarnings({"javadoc", "unused"})
final class PolyglotByteSequenceFactory {

    private static final LibraryFactory INTEROP_LIBRARY_ = LibraryFactory.resolve(InteropLibrary.class);

    @GeneratedBy(Cache.class)
    static final class CacheFactory {

        /**
         * Debug Info: 
         *   Specialization {@link LengthNode#doCached}
         *     Activation probability: 0.65000
         *     With/without class size: 19/4 bytes
         *   Specialization {@link LengthNode#doCached}
         *     Activation probability: 0.35000
         *     With/without class size: 8/0 bytes
         * 
*/ @GeneratedBy(LengthNode.class) @SuppressWarnings("javadoc") static final class LengthNodeGen extends LengthNode { static final ReferenceField CACHED0_CACHE_UPDATER = ReferenceField.create(MethodHandles.lookup(), "cached0_cache", Cached0Data.class); /** * State Info:
             *   0: SpecializationActive {@link LengthNode#doCached}
             *   1: SpecializationActive {@link LengthNode#doCached}
             * 
*/ @CompilationFinal private int state_0_; @UnsafeAccessedField @Child private Cached0Data cached0_cache; private LengthNodeGen(Cache cache) { super(cache); } @ExplodeLoop @Override protected Object executeImpl(PolyglotLanguageContext arg0Value, Object arg1Value, Object[] arg2Value) { int state_0 = this.state_0_; if (state_0 != 0 /* is SpecializationActive[Cache.LengthNode.doCached(PolyglotLanguageContext, Object, Object[], InteropLibrary)] || SpecializationActive[Cache.LengthNode.doCached(PolyglotLanguageContext, Object, Object[], InteropLibrary)] */) { if ((state_0 & 0b1) != 0 /* is SpecializationActive[Cache.LengthNode.doCached(PolyglotLanguageContext, Object, Object[], InteropLibrary)] */) { Cached0Data s0_ = this.cached0_cache; while (s0_ != null) { if ((s0_.interop_.accepts(arg1Value))) { return doCached(arg0Value, arg1Value, arg2Value, s0_.interop_); } s0_ = s0_.next_; } } if ((state_0 & 0b10) != 0 /* is SpecializationActive[Cache.LengthNode.doCached(PolyglotLanguageContext, Object, Object[], InteropLibrary)] */) { return this.cached1Boundary(state_0, arg0Value, arg1Value, arg2Value); } } CompilerDirectives.transferToInterpreterAndInvalidate(); return executeAndSpecialize(arg0Value, arg1Value, arg2Value); } @SuppressWarnings("static-method") @TruffleBoundary private Object cached1Boundary(int state_0, PolyglotLanguageContext arg0Value, Object arg1Value, Object[] arg2Value) { EncapsulatingNodeReference encapsulating_ = EncapsulatingNodeReference.getCurrent(); Node prev_ = encapsulating_.set(this); try { { InteropLibrary interop__ = (INTEROP_LIBRARY_.getUncached(arg1Value)); return doCached(arg0Value, arg1Value, arg2Value, interop__); } } finally { encapsulating_.set(prev_); } } private Object executeAndSpecialize(PolyglotLanguageContext arg0Value, Object arg1Value, Object[] arg2Value) { int state_0 = this.state_0_; if (((state_0 & 0b10)) == 0 /* is-not SpecializationActive[Cache.LengthNode.doCached(PolyglotLanguageContext, Object, Object[], InteropLibrary)] */) { while (true) { int count0_ = 0; Cached0Data s0_ = CACHED0_CACHE_UPDATER.getVolatile(this); Cached0Data s0_original = s0_; while (s0_ != null) { if ((s0_.interop_.accepts(arg1Value))) { break; } count0_++; s0_ = s0_.next_; } if (s0_ == null) { // assert (s0_.interop_.accepts(arg1Value)); if (count0_ < (PolyglotByteSequenceNode.LIMIT)) { s0_ = this.insert(new Cached0Data(s0_original)); InteropLibrary interop__ = s0_.insert((INTEROP_LIBRARY_.create(arg1Value))); Objects.requireNonNull(interop__, "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."); s0_.interop_ = interop__; if (!CACHED0_CACHE_UPDATER.compareAndSet(this, s0_original, s0_)) { continue; } state_0 = state_0 | 0b1 /* add SpecializationActive[Cache.LengthNode.doCached(PolyglotLanguageContext, Object, Object[], InteropLibrary)] */; this.state_0_ = state_0; } } if (s0_ != null) { return doCached(arg0Value, arg1Value, arg2Value, s0_.interop_); } break; } } { InteropLibrary interop__ = null; { EncapsulatingNodeReference encapsulating_ = EncapsulatingNodeReference.getCurrent(); Node prev_ = encapsulating_.set(this); try { interop__ = (INTEROP_LIBRARY_.getUncached(arg1Value)); this.cached0_cache = null; state_0 = state_0 & 0xfffffffe /* remove SpecializationActive[Cache.LengthNode.doCached(PolyglotLanguageContext, Object, Object[], InteropLibrary)] */; state_0 = state_0 | 0b10 /* add SpecializationActive[Cache.LengthNode.doCached(PolyglotLanguageContext, Object, Object[], InteropLibrary)] */; this.state_0_ = state_0; return doCached(arg0Value, arg1Value, arg2Value, interop__); } finally { encapsulating_.set(prev_); } } } } @NeverDefault public static LengthNode create(Cache cache) { return new LengthNodeGen(cache); } @GeneratedBy(LengthNode.class) @DenyReplace private static final class Cached0Data extends Node implements SpecializationDataNode { @Child Cached0Data next_; /** * Source Info:
                 *   Specialization: {@link LengthNode#doCached}
                 *   Parameter: {@link InteropLibrary} interop
*/ @Child InteropLibrary interop_; Cached0Data(Cached0Data next_) { this.next_ = next_; } } } /** * Debug Info:
         *   Specialization {@link ByteAtNode#doCached}
         *     Activation probability: 0.65000
         *     With/without class size: 22/5 bytes
         *   Specialization {@link ByteAtNode#doCached}
         *     Activation probability: 0.35000
         *     With/without class size: 11/1 bytes
         * 
*/ @GeneratedBy(ByteAtNode.class) @SuppressWarnings("javadoc") static final class ByteAtNodeGen extends ByteAtNode { private static final StateField CACHED0__BYTE_AT_NODE_CACHED0_STATE_0_UPDATER = StateField.create(Cached0Data.lookup_(), "cached0_state_0_"); private static final StateField STATE_0_ByteAtNode_UPDATER = StateField.create(MethodHandles.lookup(), "state_0_"); static final ReferenceField CACHED0_CACHE_UPDATER = ReferenceField.create(MethodHandles.lookup(), "cached0_cache", Cached0Data.class); /** * Source Info:
             *   Specialization: {@link ByteAtNode#doCached}
             *   Parameter: {@link InlinedBranchProfile} error
             *   Inline method: {@link InlinedBranchProfile#inline}
*/ private static final InlinedBranchProfile INLINED_CACHED0_ERROR_ = InlinedBranchProfile.inline(InlineTarget.create(InlinedBranchProfile.class, CACHED0__BYTE_AT_NODE_CACHED0_STATE_0_UPDATER.subUpdater(0, 1))); /** * Source Info:
             *   Specialization: {@link ByteAtNode#doCached}
             *   Parameter: {@link InlinedBranchProfile} error
             *   Inline method: {@link InlinedBranchProfile#inline}
*/ private static final InlinedBranchProfile INLINED_CACHED1_ERROR_ = InlinedBranchProfile.inline(InlineTarget.create(InlinedBranchProfile.class, STATE_0_ByteAtNode_UPDATER.subUpdater(2, 1))); /** * State Info:
             *   0: SpecializationActive {@link ByteAtNode#doCached}
             *   1: SpecializationActive {@link ByteAtNode#doCached}
             *   2: InlinedCache
             *        Specialization: {@link ByteAtNode#doCached}
             *        Parameter: {@link InlinedBranchProfile} error
             *        Inline method: {@link InlinedBranchProfile#inline}
             * 
*/ @CompilationFinal @UnsafeAccessedField private int state_0_; @UnsafeAccessedField @Child private Cached0Data cached0_cache; private ByteAtNodeGen(Cache cache) { super(cache); } @ExplodeLoop @Override protected Object executeImpl(PolyglotLanguageContext arg0Value, Object arg1Value, Object[] arg2Value) { int state_0 = this.state_0_; if ((state_0 & 0b11) != 0 /* is SpecializationActive[Cache.ByteAtNode.doCached(PolyglotLanguageContext, Object, Object[], Node, InteropLibrary, InlinedBranchProfile)] || SpecializationActive[Cache.ByteAtNode.doCached(PolyglotLanguageContext, Object, Object[], Node, InteropLibrary, InlinedBranchProfile)] */) { if ((state_0 & 0b1) != 0 /* is SpecializationActive[Cache.ByteAtNode.doCached(PolyglotLanguageContext, Object, Object[], Node, InteropLibrary, InlinedBranchProfile)] */) { Cached0Data s0_ = this.cached0_cache; while (s0_ != null) { if ((s0_.interop_.accepts(arg1Value))) { Node node__ = (s0_); return ByteAtNode.doCached(arg0Value, arg1Value, arg2Value, node__, s0_.interop_, INLINED_CACHED0_ERROR_); } s0_ = s0_.next_; } } if ((state_0 & 0b10) != 0 /* is SpecializationActive[Cache.ByteAtNode.doCached(PolyglotLanguageContext, Object, Object[], Node, InteropLibrary, InlinedBranchProfile)] */) { return this.cached1Boundary(state_0, arg0Value, arg1Value, arg2Value); } } CompilerDirectives.transferToInterpreterAndInvalidate(); return executeAndSpecialize(arg0Value, arg1Value, arg2Value); } @SuppressWarnings("static-method") @TruffleBoundary private Object cached1Boundary(int state_0, PolyglotLanguageContext arg0Value, Object arg1Value, Object[] arg2Value) { EncapsulatingNodeReference encapsulating_ = EncapsulatingNodeReference.getCurrent(); Node prev_ = encapsulating_.set(this); try { { Node node__ = (this); InteropLibrary interop__ = (INTEROP_LIBRARY_.getUncached(arg1Value)); return ByteAtNode.doCached(arg0Value, arg1Value, arg2Value, node__, interop__, INLINED_CACHED1_ERROR_); } } finally { encapsulating_.set(prev_); } } private Object executeAndSpecialize(PolyglotLanguageContext arg0Value, Object arg1Value, Object[] arg2Value) { int state_0 = this.state_0_; { Node node__ = null; if (((state_0 & 0b10)) == 0 /* is-not SpecializationActive[Cache.ByteAtNode.doCached(PolyglotLanguageContext, Object, Object[], Node, InteropLibrary, InlinedBranchProfile)] */) { while (true) { int count0_ = 0; Cached0Data s0_ = CACHED0_CACHE_UPDATER.getVolatile(this); Cached0Data s0_original = s0_; while (s0_ != null) { if ((s0_.interop_.accepts(arg1Value))) { node__ = (s0_); break; } count0_++; s0_ = s0_.next_; } if (s0_ == null) { // assert (s0_.interop_.accepts(arg1Value)); if (count0_ < (PolyglotByteSequenceNode.LIMIT)) { s0_ = this.insert(new Cached0Data(s0_original)); node__ = (s0_); InteropLibrary interop__ = s0_.insert((INTEROP_LIBRARY_.create(arg1Value))); Objects.requireNonNull(interop__, "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."); s0_.interop_ = interop__; if (!CACHED0_CACHE_UPDATER.compareAndSet(this, s0_original, s0_)) { continue; } state_0 = state_0 | 0b1 /* add SpecializationActive[Cache.ByteAtNode.doCached(PolyglotLanguageContext, Object, Object[], Node, InteropLibrary, InlinedBranchProfile)] */; this.state_0_ = state_0; } } if (s0_ != null) { return ByteAtNode.doCached(arg0Value, arg1Value, arg2Value, node__, s0_.interop_, INLINED_CACHED0_ERROR_); } break; } } } { InteropLibrary interop__ = null; Node node__ = null; { EncapsulatingNodeReference encapsulating_ = EncapsulatingNodeReference.getCurrent(); Node prev_ = encapsulating_.set(this); try { node__ = (this); interop__ = (INTEROP_LIBRARY_.getUncached(arg1Value)); this.cached0_cache = null; state_0 = state_0 & 0xfffffffe /* remove SpecializationActive[Cache.ByteAtNode.doCached(PolyglotLanguageContext, Object, Object[], Node, InteropLibrary, InlinedBranchProfile)] */; state_0 = state_0 | 0b10 /* add SpecializationActive[Cache.ByteAtNode.doCached(PolyglotLanguageContext, Object, Object[], Node, InteropLibrary, InlinedBranchProfile)] */; this.state_0_ = state_0; return ByteAtNode.doCached(arg0Value, arg1Value, arg2Value, node__, interop__, INLINED_CACHED1_ERROR_); } finally { encapsulating_.set(prev_); } } } } @NeverDefault public static ByteAtNode create(Cache cache) { return new ByteAtNodeGen(cache); } @GeneratedBy(ByteAtNode.class) @DenyReplace private static final class Cached0Data extends Node implements SpecializationDataNode { @Child Cached0Data next_; /** * State Info:
                 *   0: InlinedCache
                 *        Specialization: {@link ByteAtNode#doCached}
                 *        Parameter: {@link InlinedBranchProfile} error
                 *        Inline method: {@link InlinedBranchProfile#inline}
                 * 
*/ @CompilationFinal @UnsafeAccessedField private int cached0_state_0_; /** * Source Info:
                 *   Specialization: {@link ByteAtNode#doCached}
                 *   Parameter: {@link InteropLibrary} interop
*/ @Child InteropLibrary interop_; Cached0Data(Cached0Data next_) { this.next_ = next_; } private static Lookup lookup_() { return MethodHandles.lookup(); } } } /** * Debug Info:
         *   Specialization {@link ToByteArrayNode#doCached}
         *     Activation probability: 0.65000
         *     With/without class size: 22/5 bytes
         *   Specialization {@link ToByteArrayNode#doCached}
         *     Activation probability: 0.35000
         *     With/without class size: 11/1 bytes
         * 
*/ @GeneratedBy(ToByteArrayNode.class) @SuppressWarnings("javadoc") static final class ToByteArrayNodeGen extends ToByteArrayNode { private static final StateField CACHED0__TO_BYTE_ARRAY_NODE_CACHED0_STATE_0_UPDATER = StateField.create(Cached0Data.lookup_(), "cached0_state_0_"); private static final StateField STATE_0_ToByteArrayNode_UPDATER = StateField.create(MethodHandles.lookup(), "state_0_"); static final ReferenceField CACHED0_CACHE_UPDATER = ReferenceField.create(MethodHandles.lookup(), "cached0_cache", Cached0Data.class); /** * Source Info:
             *   Specialization: {@link ToByteArrayNode#doCached}
             *   Parameter: {@link InlinedBranchProfile} error
             *   Inline method: {@link InlinedBranchProfile#inline}
*/ private static final InlinedBranchProfile INLINED_CACHED0_ERROR_ = InlinedBranchProfile.inline(InlineTarget.create(InlinedBranchProfile.class, CACHED0__TO_BYTE_ARRAY_NODE_CACHED0_STATE_0_UPDATER.subUpdater(0, 1))); /** * Source Info:
             *   Specialization: {@link ToByteArrayNode#doCached}
             *   Parameter: {@link InlinedBranchProfile} error
             *   Inline method: {@link InlinedBranchProfile#inline}
*/ private static final InlinedBranchProfile INLINED_CACHED1_ERROR_ = InlinedBranchProfile.inline(InlineTarget.create(InlinedBranchProfile.class, STATE_0_ToByteArrayNode_UPDATER.subUpdater(2, 1))); /** * State Info:
             *   0: SpecializationActive {@link ToByteArrayNode#doCached}
             *   1: SpecializationActive {@link ToByteArrayNode#doCached}
             *   2: InlinedCache
             *        Specialization: {@link ToByteArrayNode#doCached}
             *        Parameter: {@link InlinedBranchProfile} error
             *        Inline method: {@link InlinedBranchProfile#inline}
             * 
*/ @CompilationFinal @UnsafeAccessedField private int state_0_; @UnsafeAccessedField @Child private Cached0Data cached0_cache; private ToByteArrayNodeGen(Cache cache) { super(cache); } @ExplodeLoop @Override protected Object executeImpl(PolyglotLanguageContext arg0Value, Object arg1Value, Object[] arg2Value) { int state_0 = this.state_0_; if ((state_0 & 0b11) != 0 /* is SpecializationActive[Cache.ToByteArrayNode.doCached(PolyglotLanguageContext, Object, Object[], Node, InteropLibrary, InlinedBranchProfile)] || SpecializationActive[Cache.ToByteArrayNode.doCached(PolyglotLanguageContext, Object, Object[], Node, InteropLibrary, InlinedBranchProfile)] */) { if ((state_0 & 0b1) != 0 /* is SpecializationActive[Cache.ToByteArrayNode.doCached(PolyglotLanguageContext, Object, Object[], Node, InteropLibrary, InlinedBranchProfile)] */) { Cached0Data s0_ = this.cached0_cache; while (s0_ != null) { if ((s0_.interop_.accepts(arg1Value))) { Node node__ = (s0_); return ToByteArrayNode.doCached(arg0Value, arg1Value, arg2Value, node__, s0_.interop_, INLINED_CACHED0_ERROR_); } s0_ = s0_.next_; } } if ((state_0 & 0b10) != 0 /* is SpecializationActive[Cache.ToByteArrayNode.doCached(PolyglotLanguageContext, Object, Object[], Node, InteropLibrary, InlinedBranchProfile)] */) { return this.cached1Boundary(state_0, arg0Value, arg1Value, arg2Value); } } CompilerDirectives.transferToInterpreterAndInvalidate(); return executeAndSpecialize(arg0Value, arg1Value, arg2Value); } @SuppressWarnings("static-method") @TruffleBoundary private Object cached1Boundary(int state_0, PolyglotLanguageContext arg0Value, Object arg1Value, Object[] arg2Value) { EncapsulatingNodeReference encapsulating_ = EncapsulatingNodeReference.getCurrent(); Node prev_ = encapsulating_.set(this); try { { Node node__ = (this); InteropLibrary interop__ = (INTEROP_LIBRARY_.getUncached(arg1Value)); return ToByteArrayNode.doCached(arg0Value, arg1Value, arg2Value, node__, interop__, INLINED_CACHED1_ERROR_); } } finally { encapsulating_.set(prev_); } } private Object executeAndSpecialize(PolyglotLanguageContext arg0Value, Object arg1Value, Object[] arg2Value) { int state_0 = this.state_0_; { Node node__ = null; if (((state_0 & 0b10)) == 0 /* is-not SpecializationActive[Cache.ToByteArrayNode.doCached(PolyglotLanguageContext, Object, Object[], Node, InteropLibrary, InlinedBranchProfile)] */) { while (true) { int count0_ = 0; Cached0Data s0_ = CACHED0_CACHE_UPDATER.getVolatile(this); Cached0Data s0_original = s0_; while (s0_ != null) { if ((s0_.interop_.accepts(arg1Value))) { node__ = (s0_); break; } count0_++; s0_ = s0_.next_; } if (s0_ == null) { // assert (s0_.interop_.accepts(arg1Value)); if (count0_ < (PolyglotByteSequenceNode.LIMIT)) { s0_ = this.insert(new Cached0Data(s0_original)); node__ = (s0_); InteropLibrary interop__ = s0_.insert((INTEROP_LIBRARY_.create(arg1Value))); Objects.requireNonNull(interop__, "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."); s0_.interop_ = interop__; if (!CACHED0_CACHE_UPDATER.compareAndSet(this, s0_original, s0_)) { continue; } state_0 = state_0 | 0b1 /* add SpecializationActive[Cache.ToByteArrayNode.doCached(PolyglotLanguageContext, Object, Object[], Node, InteropLibrary, InlinedBranchProfile)] */; this.state_0_ = state_0; } } if (s0_ != null) { return ToByteArrayNode.doCached(arg0Value, arg1Value, arg2Value, node__, s0_.interop_, INLINED_CACHED0_ERROR_); } break; } } } { InteropLibrary interop__ = null; Node node__ = null; { EncapsulatingNodeReference encapsulating_ = EncapsulatingNodeReference.getCurrent(); Node prev_ = encapsulating_.set(this); try { node__ = (this); interop__ = (INTEROP_LIBRARY_.getUncached(arg1Value)); this.cached0_cache = null; state_0 = state_0 & 0xfffffffe /* remove SpecializationActive[Cache.ToByteArrayNode.doCached(PolyglotLanguageContext, Object, Object[], Node, InteropLibrary, InlinedBranchProfile)] */; state_0 = state_0 | 0b10 /* add SpecializationActive[Cache.ToByteArrayNode.doCached(PolyglotLanguageContext, Object, Object[], Node, InteropLibrary, InlinedBranchProfile)] */; this.state_0_ = state_0; return ToByteArrayNode.doCached(arg0Value, arg1Value, arg2Value, node__, interop__, INLINED_CACHED1_ERROR_); } finally { encapsulating_.set(prev_); } } } } @NeverDefault public static ToByteArrayNode create(Cache cache) { return new ToByteArrayNodeGen(cache); } @GeneratedBy(ToByteArrayNode.class) @DenyReplace private static final class Cached0Data extends Node implements SpecializationDataNode { @Child Cached0Data next_; /** * State Info:
                 *   0: InlinedCache
                 *        Specialization: {@link ToByteArrayNode#doCached}
                 *        Parameter: {@link InlinedBranchProfile} error
                 *        Inline method: {@link InlinedBranchProfile#inline}
                 * 
*/ @CompilationFinal @UnsafeAccessedField private int cached0_state_0_; /** * Source Info:
                 *   Specialization: {@link ToByteArrayNode#doCached}
                 *   Parameter: {@link InteropLibrary} interop
*/ @Child InteropLibrary interop_; Cached0Data(Cached0Data next_) { this.next_ = next_; } private static Lookup lookup_() { return MethodHandles.lookup(); } } } } }




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