Examples with ResolvedJavaMethod jdk.vm.ci.meta.ResolvedJavaMethod used on opensource projects

Example 1 with ResolvedJavaMethod

use of jdk.vm.ci.meta.ResolvedJavaMethod in project graal by oracle.

the class CompressedNullCheckTest method testImplicit.

@SuppressWarnings("try")
private void testImplicit(Integer i) {
    Assume.assumeTrue(runtime().getVMConfig().useCompressedOops);
    Container c = new Container();
    c.i = i;
    ResolvedJavaMethod method = getResolvedJavaMethod("testSnippet");
    Result expect = executeExpected(method, null, c);
    // make sure we don't get a profile that removes the implicit null check
    method.reprofile();
    OptionValues options = new OptionValues(getInitialOptions(), OptImplicitNullChecks, true);
    Result actual = executeActual(options, method, null, c);
    assertEquals(expect, actual);
}

Example 2 with ResolvedJavaMethod

use of jdk.vm.ci.meta.ResolvedJavaMethod in project graal by oracle.

the class StubAVXTest method editGraphBuilderConfiguration.

@Override
protected GraphBuilderConfiguration editGraphBuilderConfiguration(GraphBuilderConfiguration conf) {
    InvocationPlugins invocationPlugins = conf.getPlugins().getInvocationPlugins();
    InvocationPlugins.Registration r = new InvocationPlugins.Registration(invocationPlugins, TestStub.class);
    r.register0("testStub", new InvocationPlugin() {

        @Override
        public boolean apply(GraphBuilderContext b, ResolvedJavaMethod targetMethod, InvocationPlugin.Receiver receiver) {
            b.add(new ForeignCallNode(getProviders().getForeignCalls(), TEST_STUB));
            return true;
        }
    });
    return super.editGraphBuilderConfiguration(conf);
}

Example 3 with ResolvedJavaMethod

use of jdk.vm.ci.meta.ResolvedJavaMethod in project graal by oracle.

the class MethodCallTargetNode method simplify.

@Override
public void simplify(SimplifierTool tool) {
    // attempt to devirtualize the call
    if (invoke().getContextMethod() == null) {
        // avoid invokes that have placeholder bcis: they do not have a valid contextType
        assert (invoke().stateAfter() != null && BytecodeFrame.isPlaceholderBci(invoke().stateAfter().bci)) || BytecodeFrame.isPlaceholderBci(invoke().stateDuring().bci);
        return;
    }
    ResolvedJavaType contextType = (invoke().stateAfter() == null && invoke().stateDuring() == null) ? null : invoke().getContextType();
    ResolvedJavaMethod specialCallTarget = findSpecialCallTarget(invokeKind, receiver(), targetMethod, contextType);
    if (specialCallTarget != null) {
        this.setTargetMethod(specialCallTarget);
        setInvokeKind(InvokeKind.Special);
        return;
    }
    Assumptions assumptions = graph().getAssumptions();
    /*
         * Even though we are not registering an assumption (see comment below), the optimization is
         * only valid when speculative optimizations are enabled.
         */
    if (invokeKind().isIndirect() && invokeKind().isInterface() && assumptions != null) {
        // check if the type of the receiver can narrow the result
        ValueNode receiver = receiver();
        // try to turn a interface call into a virtual call
        ResolvedJavaType declaredReceiverType = targetMethod().getDeclaringClass();
        /*
             * We need to check the invoke kind to avoid recursive simplification for virtual
             * interface methods calls.
             */
        if (declaredReceiverType.isInterface()) {
            ResolvedJavaType singleImplementor = declaredReceiverType.getSingleImplementor();
            if (singleImplementor != null && !singleImplementor.equals(declaredReceiverType)) {
                TypeReference speculatedType = TypeReference.createTrusted(assumptions, singleImplementor);
                if (tryCheckCastSingleImplementor(receiver, speculatedType)) {
                    return;
                }
            }
        }
        if (receiver instanceof UncheckedInterfaceProvider) {
            UncheckedInterfaceProvider uncheckedInterfaceProvider = (UncheckedInterfaceProvider) receiver;
            Stamp uncheckedStamp = uncheckedInterfaceProvider.uncheckedStamp();
            if (uncheckedStamp != null) {
                TypeReference speculatedType = StampTool.typeReferenceOrNull(uncheckedStamp);
                if (speculatedType != null) {
                    tryCheckCastSingleImplementor(receiver, speculatedType);
                }
            }
        }
    }
}

Example 4 with ResolvedJavaMethod

use of jdk.vm.ci.meta.ResolvedJavaMethod 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 5 with ResolvedJavaMethod

use of jdk.vm.ci.meta.ResolvedJavaMethod 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;
        }
    });
}