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

Example 36 with JavaType

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

the class BytecodeParser method lookupType.

protected JavaType lookupType(int cpi, int bytecode) {
    maybeEagerlyResolve(cpi, bytecode);
    JavaType result = constantPool.lookupType(cpi, bytecode);
    assert !graphBuilderConfig.unresolvedIsError() || result instanceof ResolvedJavaType;
    return result;
}

Example 37 with JavaType

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

the class BytecodeParser method appendInvoke.

protected Invoke appendInvoke(InvokeKind initialInvokeKind, ResolvedJavaMethod initialTargetMethod, ValueNode[] args) {
    ResolvedJavaMethod targetMethod = initialTargetMethod;
    InvokeKind invokeKind = initialInvokeKind;
    if (initialInvokeKind.isIndirect()) {
        ResolvedJavaType contextType = this.frameState.getMethod().getDeclaringClass();
        ResolvedJavaMethod specialCallTarget = MethodCallTargetNode.findSpecialCallTarget(initialInvokeKind, args[0], initialTargetMethod, contextType);
        if (specialCallTarget != null) {
            invokeKind = InvokeKind.Special;
            targetMethod = specialCallTarget;
        }
    }
    JavaKind resultType = targetMethod.getSignature().getReturnKind();
    if (!parsingIntrinsic() && DeoptALot.getValue(options)) {
        append(new DeoptimizeNode(DeoptimizationAction.None, RuntimeConstraint));
        frameState.pushReturn(resultType, ConstantNode.defaultForKind(resultType, graph));
        return null;
    }
    JavaType returnType = targetMethod.getSignature().getReturnType(method.getDeclaringClass());
    if (graphBuilderConfig.eagerResolving() || parsingIntrinsic()) {
        returnType = returnType.resolve(targetMethod.getDeclaringClass());
    }
    if (invokeKind.hasReceiver()) {
        args[0] = emitExplicitExceptions(args[0]);
    }
    if (initialInvokeKind == InvokeKind.Special && !targetMethod.isConstructor()) {
        emitCheckForInvokeSuperSpecial(args);
    }
    InlineInfo inlineInfo = null;
    try {
        currentInvoke = new CurrentInvoke(args, invokeKind, returnType);
        if (tryNodePluginForInvocation(args, targetMethod)) {
            if (TraceParserPlugins.getValue(options)) {
                traceWithContext("used node plugin for %s", targetMethod.format("%h.%n(%p)"));
            }
            return null;
        }
        if (invokeKind.hasReceiver() && args[0].isNullConstant()) {
            append(new DeoptimizeNode(InvalidateRecompile, NullCheckException));
            return null;
        }
        if (!invokeKind.isIndirect() || (UseGuardedIntrinsics.getValue(options) && !GeneratePIC.getValue(options))) {
            if (tryInvocationPlugin(invokeKind, args, targetMethod, resultType, returnType)) {
                if (TraceParserPlugins.getValue(options)) {
                    traceWithContext("used invocation plugin for %s", targetMethod.format("%h.%n(%p)"));
                }
                return null;
            }
        }
        if (invokeKind.isDirect()) {
            inlineInfo = tryInline(args, targetMethod);
            if (inlineInfo == SUCCESSFULLY_INLINED) {
                return null;
            }
        }
    } finally {
        currentInvoke = null;
    }
    int invokeBci = bci();
    JavaTypeProfile profile = getProfileForInvoke(invokeKind);
    ExceptionEdgeAction edgeAction = getActionForInvokeExceptionEdge(inlineInfo);
    boolean partialIntrinsicExit = false;
    if (intrinsicContext != null && intrinsicContext.isCallToOriginal(targetMethod)) {
        partialIntrinsicExit = true;
        ResolvedJavaMethod originalMethod = intrinsicContext.getOriginalMethod();
        BytecodeParser intrinsicCallSiteParser = getNonIntrinsicAncestor();
        if (intrinsicCallSiteParser != null) {
            // When exiting a partial intrinsic, the invoke to the original
            // must use the same context as the call to the intrinsic.
            invokeBci = intrinsicCallSiteParser.bci();
            profile = intrinsicCallSiteParser.getProfileForInvoke(invokeKind);
            edgeAction = intrinsicCallSiteParser.getActionForInvokeExceptionEdge(inlineInfo);
        } else {
            // so the bci must be set to unknown, so that the inliner patches it later.
            assert intrinsicContext.isPostParseInlined();
            invokeBci = BytecodeFrame.UNKNOWN_BCI;
            profile = null;
            edgeAction = graph.method().getAnnotation(Snippet.class) == null ? ExceptionEdgeAction.INCLUDE_AND_HANDLE : ExceptionEdgeAction.OMIT;
        }
        if (originalMethod.isStatic()) {
            invokeKind = InvokeKind.Static;
        } else {
            // The original call to the intrinsic must have been devirtualized
            // otherwise we wouldn't be here.
            invokeKind = InvokeKind.Special;
        }
        Signature sig = originalMethod.getSignature();
        returnType = sig.getReturnType(method.getDeclaringClass());
        resultType = sig.getReturnKind();
        assert intrinsicContext.allowPartialIntrinsicArgumentMismatch() || checkPartialIntrinsicExit(intrinsicCallSiteParser == null ? null : intrinsicCallSiteParser.currentInvoke.args, args);
        targetMethod = originalMethod;
    }
    Invoke invoke = createNonInlinedInvoke(edgeAction, invokeBci, args, targetMethod, invokeKind, resultType, returnType, profile);
    if (partialIntrinsicExit) {
        // This invoke must never be later inlined as it might select the intrinsic graph.
        // Until there is a mechanism to guarantee that any late inlining will not select
        // the intrinsic graph, prevent this invoke from being inlined.
        invoke.setUseForInlining(false);
    }
    return invoke;
}

Example 38 with JavaType

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

the class BytecodeParser method createExceptionDispatch.

private void createExceptionDispatch(ExceptionDispatchBlock block) {
    lastInstr = finishInstruction(lastInstr, frameState);
    assert frameState.stackSize() == 1 : frameState;
    if (block.handler.isCatchAll()) {
        assert block.getSuccessorCount() == 1;
        appendGoto(block.getSuccessor(0));
        return;
    }
    JavaType catchType = block.handler.getCatchType();
    if (graphBuilderConfig.eagerResolving()) {
        catchType = lookupType(block.handler.catchTypeCPI(), INSTANCEOF);
    }
    if (catchType instanceof ResolvedJavaType) {
        TypeReference checkedCatchType = TypeReference.createTrusted(graph.getAssumptions(), (ResolvedJavaType) catchType);
        if (graphBuilderConfig.getSkippedExceptionTypes() != null) {
            for (ResolvedJavaType skippedType : graphBuilderConfig.getSkippedExceptionTypes()) {
                if (skippedType.isAssignableFrom(checkedCatchType.getType())) {
                    BciBlock nextBlock = block.getSuccessorCount() == 1 ? blockMap.getUnwindBlock() : block.getSuccessor(1);
                    ValueNode exception = frameState.stack[0];
                    FixedNode trueSuccessor = graph.add(new DeoptimizeNode(InvalidateReprofile, UnreachedCode));
                    FixedNode nextDispatch = createTarget(nextBlock, frameState);
                    append(new IfNode(graph.addOrUniqueWithInputs(createInstanceOf(checkedCatchType, exception)), trueSuccessor, nextDispatch, 0));
                    return;
                }
            }
        }
        BciBlock nextBlock = block.getSuccessorCount() == 1 ? blockMap.getUnwindBlock() : block.getSuccessor(1);
        ValueNode exception = frameState.stack[0];
        /* Anchor for the piNode, which must be before any LoopExit inserted by createTarget. */
        BeginNode piNodeAnchor = graph.add(new BeginNode());
        ObjectStamp checkedStamp = StampFactory.objectNonNull(checkedCatchType);
        PiNode piNode = graph.addWithoutUnique(new PiNode(exception, checkedStamp));
        frameState.pop(JavaKind.Object);
        frameState.push(JavaKind.Object, piNode);
        FixedNode catchSuccessor = createTarget(block.getSuccessor(0), frameState);
        frameState.pop(JavaKind.Object);
        frameState.push(JavaKind.Object, exception);
        FixedNode nextDispatch = createTarget(nextBlock, frameState);
        piNodeAnchor.setNext(catchSuccessor);
        IfNode ifNode = append(new IfNode(graph.unique(createInstanceOf(checkedCatchType, exception)), piNodeAnchor, nextDispatch, 0.5));
        assert ifNode.trueSuccessor() == piNodeAnchor;
        piNode.setGuard(ifNode.trueSuccessor());
    } else {
        handleUnresolvedExceptionType(catchType);
    }
}

Example 39 with JavaType

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

the class FrameStateBuilder method initializeForMethodStart.

public void initializeForMethodStart(Assumptions assumptions, boolean eagerResolve, Plugins plugins) {
    int javaIndex = 0;
    int index = 0;
    ResolvedJavaMethod method = getMethod();
    ResolvedJavaType originalType = method.getDeclaringClass();
    if (!method.isStatic()) {
        // add the receiver
        FloatingNode receiver = null;
        StampPair receiverStamp = null;
        if (plugins != null) {
            receiverStamp = plugins.getOverridingStamp(tool, originalType, true);
        }
        if (receiverStamp == null) {
            receiverStamp = StampFactory.forDeclaredType(assumptions, originalType, true);
        }
        if (plugins != null) {
            for (ParameterPlugin plugin : plugins.getParameterPlugins()) {
                receiver = plugin.interceptParameter(tool, index, receiverStamp);
                if (receiver != null) {
                    break;
                }
            }
        }
        if (receiver == null) {
            receiver = new ParameterNode(javaIndex, receiverStamp);
        }
        locals[javaIndex] = graph.addOrUniqueWithInputs(receiver);
        javaIndex = 1;
        index = 1;
    }
    Signature sig = method.getSignature();
    int max = sig.getParameterCount(false);
    ResolvedJavaType accessingClass = originalType;
    for (int i = 0; i < max; i++) {
        JavaType type = sig.getParameterType(i, accessingClass);
        if (eagerResolve) {
            type = type.resolve(accessingClass);
        }
        JavaKind kind = type.getJavaKind();
        StampPair stamp = null;
        if (plugins != null) {
            stamp = plugins.getOverridingStamp(tool, type, false);
        }
        if (stamp == null) {
            stamp = StampFactory.forDeclaredType(assumptions, type, false);
        }
        FloatingNode param = null;
        if (plugins != null) {
            for (ParameterPlugin plugin : plugins.getParameterPlugins()) {
                param = plugin.interceptParameter(tool, index, stamp);
                if (param != null) {
                    break;
                }
            }
        }
        if (param == null) {
            param = new ParameterNode(index, stamp);
        }
        locals[javaIndex] = graph.addOrUniqueWithInputs(param);
        javaIndex++;
        if (kind.needsTwoSlots()) {
            locals[javaIndex] = TWO_SLOT_MARKER;
            javaIndex++;
        }
        index++;
    }
}

Example 40 with JavaType

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

the class SubstrateGraphKit method loadArguments.

public List<ValueNode> loadArguments(JavaType[] paramTypes) {
    List<ValueNode> arguments = new ArrayList<>();
    int numOfParams = paramTypes.length;
    int javaIndex = 0;
    for (int i = 0; i < numOfParams; i++) {
        JavaType type = paramTypes[i];
        JavaKind kind = type.getJavaKind();
        assert frameState.loadLocal(javaIndex, kind) != null;
        arguments.add(frameState.loadLocal(javaIndex, kind));
        javaIndex += kind.getSlotCount();
    }
    return arguments;
}