Examples with ValueNode org.graalvm.compiler.nodes.ValueNode used on opensource projects

Example 11 with ValueNode

use of org.graalvm.compiler.nodes.ValueNode in project graal by oracle.

the class RawLoadNode method virtualize.

@Override
public void virtualize(VirtualizerTool tool) {
    ValueNode alias = tool.getAlias(object());
    if (alias instanceof VirtualObjectNode) {
        VirtualObjectNode virtual = (VirtualObjectNode) alias;
        ValueNode offsetValue = tool.getAlias(offset());
        if (offsetValue.isConstant()) {
            long off = offsetValue.asJavaConstant().asLong();
            int entryIndex = virtual.entryIndexForOffset(tool.getArrayOffsetProvider(), off, accessKind());
            if (entryIndex != -1) {
                ValueNode entry = tool.getEntry(virtual, entryIndex);
                JavaKind entryKind = virtual.entryKind(entryIndex);
                if (entry.getStackKind() == getStackKind() || entryKind == accessKind()) {
                    if (!(entry.stamp(NodeView.DEFAULT).isCompatible(stamp(NodeView.DEFAULT)))) {
                        if (entry.stamp(NodeView.DEFAULT) instanceof PrimitiveStamp && stamp instanceof PrimitiveStamp) {
                            PrimitiveStamp p1 = (PrimitiveStamp) stamp;
                            PrimitiveStamp p2 = (PrimitiveStamp) entry.stamp(NodeView.DEFAULT);
                            int width1 = p1.getBits();
                            int width2 = p2.getBits();
                            if (width1 == width2) {
                                Node replacement = ReinterpretNode.create(p2, entry, NodeView.DEFAULT);
                                tool.replaceWith((ValueNode) replacement);
                                return;
                            } else {
                                // different bit width
                                return;
                            }
                        } else {
                            // cannot reinterpret for arbitrary objects
                            return;
                        }
                    }
                    tool.replaceWith(entry);
                }
            }
        }
    }
}

Example 12 with ValueNode

use of org.graalvm.compiler.nodes.ValueNode in project graal by oracle.

the class RawLoadNode method canonical.

@Override
public Node canonical(CanonicalizerTool tool) {
    if (!isAnyLocationForced() && getLocationIdentity().isAny()) {
        ValueNode targetObject = object();
        if (offset().isConstant() && targetObject.isConstant() && !targetObject.isNullConstant()) {
            ConstantNode objectConstant = (ConstantNode) targetObject;
            ResolvedJavaType type = StampTool.typeOrNull(objectConstant);
            if (type != null && type.isArray()) {
                JavaConstant arrayConstant = objectConstant.asJavaConstant();
                if (arrayConstant != null) {
                    int stableDimension = objectConstant.getStableDimension();
                    if (stableDimension > 0) {
                        NodeView view = NodeView.from(tool);
                        long constantOffset = offset().asJavaConstant().asLong();
                        Constant constant = stamp(view).readConstant(tool.getConstantReflection().getMemoryAccessProvider(), arrayConstant, constantOffset);
                        boolean isDefaultStable = objectConstant.isDefaultStable();
                        if (constant != null && (isDefaultStable || !constant.isDefaultForKind())) {
                            return ConstantNode.forConstant(stamp(view), constant, stableDimension - 1, isDefaultStable, tool.getMetaAccess());
                        }
                    }
                }
            }
        }
    }
    return super.canonical(tool);
}

Example 13 with ValueNode

use of org.graalvm.compiler.nodes.ValueNode in project graal by oracle.

the class RawStoreNode method virtualize.

@Override
public void virtualize(VirtualizerTool tool) {
    ValueNode alias = tool.getAlias(object());
    if (alias instanceof VirtualObjectNode) {
        VirtualObjectNode virtual = (VirtualObjectNode) alias;
        ValueNode indexValue = tool.getAlias(offset());
        if (indexValue.isConstant()) {
            long off = indexValue.asJavaConstant().asLong();
            int entryIndex = virtual.entryIndexForOffset(tool.getArrayOffsetProvider(), off, accessKind());
            if (entryIndex != -1 && tool.setVirtualEntry(virtual, entryIndex, value(), accessKind(), off)) {
                tool.delete();
            }
        }
    }
}

Example 14 with ValueNode

use of org.graalvm.compiler.nodes.ValueNode in project graal by oracle.

the class TruffleGraphBuilderPlugins method registerExactMathPlugins.

public static void registerExactMathPlugins(InvocationPlugins plugins, MetaAccessProvider metaAccess) {
    final ResolvedJavaType exactMathType = getRuntime().resolveType(metaAccess, "com.oracle.truffle.api.ExactMath");
    Registration r = new Registration(plugins, new ResolvedJavaSymbol(exactMathType));
    for (JavaKind kind : new JavaKind[] { JavaKind.Int, JavaKind.Long }) {
        Class<?> type = kind.toJavaClass();
        r.register2("multiplyHigh", type, type, new InvocationPlugin() {

            @Override
            public boolean apply(GraphBuilderContext b, ResolvedJavaMethod targetMethod, Receiver receiver, ValueNode x, ValueNode y) {
                b.addPush(kind, new IntegerMulHighNode(x, y));
                return true;
            }
        });
        r.register2("multiplyHighUnsigned", type, type, new InvocationPlugin() {

            @Override
            public boolean apply(GraphBuilderContext b, ResolvedJavaMethod targetMethod, Receiver receiver, ValueNode x, ValueNode y) {
                b.addPush(kind, new UnsignedMulHighNode(x, y));
                return true;
            }
        });
    }
}

Example 15 with ValueNode

use of org.graalvm.compiler.nodes.ValueNode in project graal by oracle.

the class TruffleGraphBuilderPlugins method registerCompilerDirectivesPlugins.

public static void registerCompilerDirectivesPlugins(InvocationPlugins plugins, MetaAccessProvider metaAccess, boolean canDelayIntrinsification) {
    final ResolvedJavaType compilerDirectivesType = getRuntime().resolveType(metaAccess, "com.oracle.truffle.api.CompilerDirectives");
    Registration r = new Registration(plugins, new ResolvedJavaSymbol(compilerDirectivesType));
    r.register0("inInterpreter", new InvocationPlugin() {

        @Override
        public boolean apply(GraphBuilderContext b, ResolvedJavaMethod targetMethod, Receiver receiver) {
            b.addPush(JavaKind.Boolean, ConstantNode.forBoolean(false));
            return true;
        }
    });
    r.register0("inCompiledCode", new InvocationPlugin() {

        @Override
        public boolean apply(GraphBuilderContext b, ResolvedJavaMethod targetMethod, Receiver receiver) {
            b.addPush(JavaKind.Boolean, ConstantNode.forBoolean(true));
            return true;
        }
    });
    r.register0("inCompilationRoot", new InvocationPlugin() {

        @Override
        public boolean apply(GraphBuilderContext b, ResolvedJavaMethod targetMethod, Receiver receiver) {
            GraphBuilderContext.ExternalInliningContext inliningContext = b.getExternalInliningContext();
            if (inliningContext != null) {
                b.addPush(JavaKind.Boolean, ConstantNode.forBoolean(inliningContext.getInlinedDepth() == 0));
                return true;
            }
            return false;
        }
    });
    r.register0("transferToInterpreter", new InvocationPlugin() {

        @Override
        public boolean apply(GraphBuilderContext b, ResolvedJavaMethod targetMethod, Receiver receiver) {
            b.add(new DeoptimizeNode(DeoptimizationAction.None, DeoptimizationReason.TransferToInterpreter));
            return true;
        }
    });
    r.register0("transferToInterpreterAndInvalidate", new InvocationPlugin() {

        @Override
        public boolean apply(GraphBuilderContext b, ResolvedJavaMethod targetMethod, Receiver receiver) {
            b.add(new DeoptimizeNode(DeoptimizationAction.InvalidateReprofile, DeoptimizationReason.TransferToInterpreter));
            return true;
        }
    });
    r.register1("interpreterOnly", Runnable.class, new InvocationPlugin() {

        @Override
        public boolean apply(GraphBuilderContext b, ResolvedJavaMethod targetMethod, Receiver receiver, ValueNode arg) {
            return true;
        }
    });
    r.register1("interpreterOnly", Callable.class, new InvocationPlugin() {

        @Override
        public boolean apply(GraphBuilderContext b, ResolvedJavaMethod targetMethod, Receiver receiver, ValueNode arg) {
            return true;
        }
    });
    r.register2("injectBranchProbability", double.class, boolean.class, new InvocationPlugin() {

        @Override
        public boolean apply(GraphBuilderContext b, ResolvedJavaMethod targetMethod, Receiver receiver, ValueNode probability, ValueNode condition) {
            b.addPush(JavaKind.Boolean, new BranchProbabilityNode(probability, condition));
            return true;
        }
    });
    r.register1("bailout", String.class, new InvocationPlugin() {

        @Override
        public boolean apply(GraphBuilderContext b, ResolvedJavaMethod targetMethod, Receiver receiver, ValueNode message) {
            if (canDelayIntrinsification) {
                /*
                     * We do not want to bailout yet, since we are still parsing individual methods
                     * and constant folding could still eliminate the call to bailout(). However, we
                     * also want to stop parsing, since we are sure that we will never need the
                     * graph beyond the bailout point.
                     *
                     * Therefore, we manually emit the call to bailout, which will be intrinsified
                     * later when intrinsifications can no longer be delayed. The call is followed
                     * by a NeverPartOfCompilationNode, which is a control sink and therefore stops
                     * any further parsing.
                     */
                StampPair returnStamp = b.getInvokeReturnStamp(b.getAssumptions());
                CallTargetNode callTarget = b.add(new MethodCallTargetNode(InvokeKind.Static, targetMethod, new ValueNode[] { message }, returnStamp, null));
                b.add(new InvokeNode(callTarget, b.bci()));
                b.add(new NeverPartOfCompilationNode("intrinsification of call to bailout() will abort entire compilation"));
                return true;
            }
            if (message.isConstant()) {
                throw b.bailout(message.asConstant().toValueString());
            }
            throw b.bailout("bailout (message is not compile-time constant, so no additional information is available)");
        }
    });
    r.register1("isCompilationConstant", Object.class, new InvocationPlugin() {

        @Override
        public boolean apply(GraphBuilderContext b, ResolvedJavaMethod targetMethod, Receiver receiver, ValueNode value) {
            if ((value instanceof BoxNode ? ((BoxNode) value).getValue() : value).isConstant()) {
                b.addPush(JavaKind.Boolean, ConstantNode.forBoolean(true));
            } else {
                b.addPush(JavaKind.Boolean, new IsCompilationConstantNode(value));
            }
            return true;
        }
    });
    r.register1("isPartialEvaluationConstant", Object.class, new InvocationPlugin() {

        @Override
        public boolean apply(GraphBuilderContext b, ResolvedJavaMethod targetMethod, Receiver receiver, ValueNode value) {
            if ((value instanceof BoxNode ? ((BoxNode) value).getValue() : value).isConstant()) {
                b.addPush(JavaKind.Boolean, ConstantNode.forBoolean(true));
            } else if (canDelayIntrinsification) {
                return false;
            } else {
                b.addPush(JavaKind.Boolean, ConstantNode.forBoolean(false));
            }
            return true;
        }
    });
    r.register1("materialize", Object.class, new InvocationPlugin() {

        @Override
        public boolean apply(GraphBuilderContext b, ResolvedJavaMethod targetMethod, Receiver receiver, ValueNode value) {
            AllowMaterializeNode materializedValue = b.append(new AllowMaterializeNode(value));
            b.add(new ForceMaterializeNode(materializedValue));
            return true;
        }
    });
    r.register1("ensureVirtualized", Object.class, new InvocationPlugin() {

        @Override
        public boolean apply(GraphBuilderContext b, ResolvedJavaMethod targetMethod, Receiver receiver, ValueNode object) {
            b.add(new EnsureVirtualizedNode(object, false));
            return true;
        }
    });
    r.register1("ensureVirtualizedHere", Object.class, new InvocationPlugin() {

        @Override
        public boolean apply(GraphBuilderContext b, ResolvedJavaMethod targetMethod, Receiver receiver, ValueNode object) {
            b.add(new EnsureVirtualizedNode(object, true));
            return true;
        }
    });
    r.register2("castExact", Object.class, Class.class, new InvocationPlugin() {

        @Override
        public boolean apply(GraphBuilderContext b, ResolvedJavaMethod targetMethod, Receiver receiver, ValueNode object, ValueNode javaClass) {
            ValueNode nullCheckedClass = b.addNonNullCast(javaClass);
            LogicNode condition = b.append(InstanceOfDynamicNode.create(b.getAssumptions(), b.getConstantReflection(), nullCheckedClass, object, true, true));
            if (condition.isTautology()) {
                b.addPush(JavaKind.Object, object);
            } else {
                FixedGuardNode fixedGuard = b.add(new FixedGuardNode(condition, DeoptimizationReason.ClassCastException, DeoptimizationAction.InvalidateReprofile, false));
                b.addPush(JavaKind.Object, DynamicPiNode.create(b.getAssumptions(), b.getConstantReflection(), object, fixedGuard, nullCheckedClass, true));
            }
            return true;
        }
    });
}