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A Shaded CQL ActivityType driver for http://nosqlbench.io/
/*
* Copyright (c) 2018, 2020, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* The Universal Permissive License (UPL), Version 1.0
*
* Subject to the condition set forth below, permission is hereby granted to any
* person obtaining a copy of this software, associated documentation and/or
* data (collectively the "Software"), free of charge and under any and all
* copyright rights in the Software, and any and all patent rights owned or
* freely licensable by each licensor hereunder covering either (i) the
* unmodified Software as contributed to or provided by such licensor, or (ii)
* the Larger Works (as defined below), to deal in both
*
* (a) the Software, and
*
* (b) any piece of software and/or hardware listed in the lrgrwrks.txt file if
* one is included with the Software each a "Larger Work" to which the Software
* is contributed by such licensors),
*
* without restriction, including without limitation the rights to copy, create
* derivative works of, display, perform, and distribute the Software and make,
* use, sell, offer for sale, import, export, have made, and have sold the
* Software and the Larger Work(s), and to sublicense the foregoing rights on
* either these or other terms.
*
* This license is subject to the following condition:
*
* The above copyright notice and either this complete permission notice or at a
* minimum a reference to the UPL must be included in all copies or substantial
* portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*/
package com.oracle.truffle.js.nodes.binary;
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.Cached;
import com.oracle.truffle.api.dsl.Specialization;
import com.oracle.truffle.api.dsl.Cached.Shared;
import com.oracle.truffle.api.instrumentation.Tag;
import com.oracle.truffle.api.interop.InteropLibrary;
import com.oracle.truffle.api.interop.UnsupportedMessageException;
import com.oracle.truffle.api.library.CachedLibrary;
import com.oracle.truffle.api.object.DynamicObject;
import com.oracle.truffle.api.object.Shape;
import com.oracle.truffle.api.profiles.BranchProfile;
import com.oracle.truffle.api.profiles.ConditionProfile;
import com.oracle.truffle.js.nodes.JavaScriptBaseNode;
import com.oracle.truffle.js.nodes.JavaScriptNode;
import com.oracle.truffle.js.nodes.access.GetMethodNode;
import com.oracle.truffle.js.nodes.access.GetPrototypeNode;
import com.oracle.truffle.js.nodes.access.IsJSObjectNode;
import com.oracle.truffle.js.nodes.access.PropertyGetNode;
import com.oracle.truffle.js.nodes.binary.InstanceofNodeGen.IsBoundFunctionCacheNodeGen;
import com.oracle.truffle.js.nodes.binary.InstanceofNodeGen.OrdinaryHasInstanceNodeGen;
import com.oracle.truffle.js.nodes.cast.JSToBooleanNode;
import com.oracle.truffle.js.nodes.function.JSFunctionCallNode;
import com.oracle.truffle.js.runtime.BigInt;
import com.oracle.truffle.js.runtime.Errors;
import com.oracle.truffle.js.runtime.JSArguments;
import com.oracle.truffle.js.runtime.JSContext;
import com.oracle.truffle.js.runtime.JSException;
import com.oracle.truffle.js.runtime.JSRuntime;
import com.oracle.truffle.js.runtime.Symbol;
import com.oracle.truffle.js.runtime.builtins.JSFunction;
import com.oracle.truffle.js.runtime.builtins.JSProxy;
import com.oracle.truffle.js.runtime.objects.JSObject;
import com.oracle.truffle.js.runtime.objects.Null;
import com.oracle.truffle.js.runtime.objects.Undefined;
import java.util.Set;
/*
* ES6, 12.9.4: Runtime Semantics: InstanceofOperator(O, C).
*/
public abstract class InstanceofNode extends JSBinaryNode {
protected final JSContext context;
@Child private OrdinaryHasInstanceNode ordinaryHasInstanceNode;
protected InstanceofNode(JSContext context, JavaScriptNode left, JavaScriptNode right) {
super(left, right);
this.context = context;
}
public static InstanceofNode create(JSContext context) {
return create(context, null, null);
}
public static InstanceofNode create(JSContext context, JavaScriptNode left, JavaScriptNode right) {
return InstanceofNodeGen.create(context, left, right);
}
@Override
public boolean isResultAlwaysOfType(Class clazz) {
return clazz == boolean.class;
}
public abstract boolean executeBoolean(Object left, Object right);
GetMethodNode createGetMethodHasInstance() {
return GetMethodNode.create(context, null, Symbol.SYMBOL_HAS_INSTANCE);
}
@Specialization(guards = {"isObjectNode.executeBoolean(target)"}, limit = "1")
protected boolean doJSObject(Object obj, DynamicObject target,
@Cached("create()") @SuppressWarnings("unused") IsJSObjectNode isObjectNode,
@Cached("createGetMethodHasInstance()") GetMethodNode getMethodHasInstanceNode,
@Cached("create()") JSToBooleanNode toBooleanNode,
@Cached("createCall()") JSFunctionCallNode callHasInstanceNode,
@Cached("createBinaryProfile()") ConditionProfile hasInstanceProfile,
@Cached("create()") BranchProfile errorBranch,
@Cached("create()") BranchProfile proxyBranch) {
Object hasInstance = getMethodHasInstanceNode.executeWithTarget(target);
if (hasInstanceProfile.profile(hasInstance != Undefined.instance)) {
Object res = callHasInstanceNode.executeCall(JSArguments.createOneArg(target, hasInstance, obj));
return toBooleanNode.executeBoolean(res);
} else {
// legacy instanceof
if (!isCallable(target, proxyBranch)) {
errorBranch.enter();
throw Errors.createTypeErrorInvalidInstanceofTarget(target, this);
}
if (ordinaryHasInstanceNode == null) {
CompilerDirectives.transferToInterpreterAndInvalidate();
ordinaryHasInstanceNode = insert(OrdinaryHasInstanceNode.create(context));
}
return ordinaryHasInstanceNode.executeBoolean(obj, target);
}
}
private static boolean isCallable(DynamicObject target, BranchProfile proxyBranch) {
if (JSFunction.isJSFunction(target)) {
return true;
} else if (JSProxy.isJSProxy(target)) {
proxyBranch.enter();
return JSRuntime.isCallableProxy(target);
} else {
return false;
}
}
@Specialization(guards = {"isNullOrUndefined(target)"})
protected boolean doNullOrUndefinedTarget(@SuppressWarnings("unused") Object obj, DynamicObject target) {
throw Errors.createTypeErrorInvalidInstanceofTarget(target, this);
}
@Specialization()
protected boolean doStringTarget(@SuppressWarnings("unused") Object obj, String target) {
throw Errors.createTypeErrorInvalidInstanceofTarget(target, this);
}
@Specialization()
protected boolean doDoubleTarget(@SuppressWarnings("unused") Object obj, double target) {
throw Errors.createTypeErrorInvalidInstanceofTarget(target, this);
}
@Specialization()
protected boolean doBooleanTarget(@SuppressWarnings("unused") Object obj, boolean target) {
throw Errors.createTypeErrorInvalidInstanceofTarget(target, this);
}
@Specialization()
protected boolean doBigIntTarget(@SuppressWarnings("unused") Object obj, BigInt target) {
throw Errors.createTypeErrorInvalidInstanceofTarget(target, this);
}
@Specialization()
protected boolean doSymbolTarget(@SuppressWarnings("unused") Object obj, Symbol target) {
throw Errors.createTypeErrorInvalidInstanceofTarget(target, this);
}
@Specialization(guards = {"isForeignObject(target)", "isJSDynamicObject(instance)"})
protected boolean doForeignTargetJSType(@SuppressWarnings("unused") DynamicObject instance, @SuppressWarnings("unused") Object target) {
return false;
}
@Specialization(guards = {"isForeignObject(target)", "!isJSDynamicObject(instance)"}, limit = "3")
protected boolean doForeignTargetOther(Object instance, Object target,
@CachedLibrary("target") InteropLibrary interop) {
try {
return interop.isMetaInstance(target, instance);
} catch (UnsupportedMessageException e) {
throw Errors.createTypeErrorInvalidInstanceofTarget(target, this);
}
}
@Override
protected JavaScriptNode copyUninitialized(Set> materializedTags) {
return InstanceofNodeGen.create(context, cloneUninitialized(getLeft(), materializedTags), cloneUninitialized(getRight(), materializedTags));
}
// ES6, 7.3.19, OrdinaryHasInstance (C, O).
public abstract static class OrdinaryHasInstanceNode extends JavaScriptBaseNode {
protected final JSContext context;
@CompilationFinal private boolean lessThan4 = true;
@Child private PropertyGetNode getPrototypeNode;
@Child private IsBoundFunctionCacheNode boundFuncCacheNode;
public abstract boolean executeBoolean(Object left, Object right);
protected OrdinaryHasInstanceNode(JSContext context) {
this.context = context;
this.boundFuncCacheNode = IsBoundFunctionCacheNode.create(context);
}
public static OrdinaryHasInstanceNode create(JSContext context) {
return OrdinaryHasInstanceNodeGen.create(context);
}
private DynamicObject getConstructorPrototype(DynamicObject rhs, BranchProfile invalidPrototypeBranch) {
if (getPrototypeNode == null) {
CompilerDirectives.transferToInterpreterAndInvalidate();
getPrototypeNode = insert(PropertyGetNode.create(JSObject.PROTOTYPE, context));
}
Object proto = getPrototypeNode.getValue(rhs);
if (!(JSRuntime.isObject(proto))) {
invalidPrototypeBranch.enter();
throw createTypeErrorInvalidPrototype(rhs, proto);
}
return (DynamicObject) proto;
}
@SuppressWarnings("unused")
@Specialization(guards = "!isCallable(check)")
protected boolean doNotCallable(Object obj, Object check) {
return false;
}
@Specialization(guards = {"isJSFunction(check)", "isBoundFunction(check)"})
protected boolean doIsBound(Object obj, DynamicObject check,
@Cached("create(context)") InstanceofNode instanceofNode) {
DynamicObject boundTargetFunction = JSFunction.getBoundTargetFunction(check);
return instanceofNode.executeBoolean(obj, boundTargetFunction);
}
@Specialization(guards = {"!isJSObject(left)", "isJSFunction(right)", "!isBoundFunction(right)"})
protected boolean doNotAnObject(@SuppressWarnings("unused") Object left, @SuppressWarnings("unused") DynamicObject right) {
return false;
}
@Specialization(guards = {"!isJSObject(left)", "isJSProxy(right)", "isCallableProxy(right)"})
protected boolean doNotAnObjectProxy(@SuppressWarnings("unused") Object left, @SuppressWarnings("unused") DynamicObject right) {
return false;
}
@Specialization(guards = {"isObjectNode.executeBoolean(left)", "isJSFunction(right)", "!isBoundFunction(right)"}, limit = "1")
protected boolean doJSObject(DynamicObject left, DynamicObject right,
@Cached @Shared("isObjectNode") @SuppressWarnings("unused") IsJSObjectNode isObjectNode,
@Cached @Shared("getPrototype1Node") GetPrototypeNode getPrototype1Node,
@Cached @Shared("getPrototype2Node") GetPrototypeNode getPrototype2Node,
@Cached @Shared("getPrototype3Node") GetPrototypeNode getPrototype3Node,
@Cached @Shared("firstTrue") BranchProfile firstTrue,
@Cached @Shared("firstFalse") BranchProfile firstFalse,
@Cached @Shared("need2Hops") BranchProfile need2Hops,
@Cached @Shared("need3Hops") BranchProfile need3Hops,
@Cached @Shared("errorBranch") BranchProfile errorBranch,
@Cached @Shared("invalidPrototypeBranch") BranchProfile invalidPrototypeBranch) {
DynamicObject ctorPrototype = getConstructorPrototype(right, invalidPrototypeBranch);
if (lessThan4) {
DynamicObject proto = getPrototype1Node.executeJSObject(left);
if (proto == ctorPrototype) {
firstTrue.enter();
return true;
} else if (proto == Null.instance) {
firstFalse.enter();
return false;
}
need2Hops.enter();
proto = getPrototype2Node.executeJSObject(proto);
if (proto == ctorPrototype) {
return true;
} else if (proto == Null.instance) {
return false;
}
need3Hops.enter();
proto = getPrototype3Node.executeJSObject(proto);
if (proto == ctorPrototype) {
return true;
}
CompilerDirectives.transferToInterpreterAndInvalidate();
lessThan4 = false;
}
return doJSObject4(left, ctorPrototype, getPrototype3Node, errorBranch);
}
@Specialization(guards = {"isObjectNode.executeBoolean(left)", "isJSProxy(right)", "isCallableProxy(right)"}, limit = "1")
protected boolean doJSObjectProxy(DynamicObject left, DynamicObject right,
@Cached @Shared("isObjectNode") IsJSObjectNode isObjectNode,
@Cached @Shared("getPrototype1Node") GetPrototypeNode getPrototype1Node,
@Cached @Shared("getPrototype2Node") GetPrototypeNode getPrototype2Node,
@Cached @Shared("getPrototype3Node") GetPrototypeNode getPrototype3Node,
@Cached @Shared("firstTrue") BranchProfile firstTrue,
@Cached @Shared("firstFalse") BranchProfile firstFalse,
@Cached @Shared("need2Hops") BranchProfile need2Hops,
@Cached @Shared("need3Hops") BranchProfile need3Hops,
@Cached @Shared("errorBranch") BranchProfile errorBranch,
@Cached @Shared("invalidPrototypeBranch") BranchProfile invalidPrototypeBranch) {
return doJSObject(left, right, isObjectNode, getPrototype1Node, getPrototype2Node, getPrototype3Node, firstTrue, firstFalse, need2Hops, need3Hops, errorBranch, invalidPrototypeBranch);
}
private boolean doJSObject4(DynamicObject obj, DynamicObject check, GetPrototypeNode getLoopedPrototypeNode, BranchProfile errorBranch) {
DynamicObject proto = obj;
int counter = 0;
while ((proto = getLoopedPrototypeNode.executeJSObject(proto)) != Null.instance) {
counter++;
if (counter > context.getContextOptions().getMaxPrototypeChainLength()) {
errorBranch.enter();
throw Errors.createRangeError("prototype chain length exceeded");
}
if (proto == check) {
return true;
}
}
return false;
}
protected boolean isBoundFunction(DynamicObject func) {
assert JSFunction.isJSFunction(func);
return boundFuncCacheNode.executeBoolean(func);
}
@TruffleBoundary
private JSException createTypeErrorInvalidPrototype(DynamicObject obj, Object proto) {
return Errors.createTypeError("\"prototype\" of " + JSRuntime.safeToString(obj) + " is not an Object, it is " + JSRuntime.safeToString(proto), this);
}
}
/**
* Caches on the passed function and its property of being a "bound function exotic object".
*
* Bound functions have internal slots due to which we can identify them with a shape check.
*/
public abstract static class IsBoundFunctionCacheNode extends JavaScriptBaseNode {
final boolean multiContext;
public abstract boolean executeBoolean(DynamicObject func);
protected IsBoundFunctionCacheNode(boolean multiContext) {
this.multiContext = multiContext;
}
public static IsBoundFunctionCacheNode create(JSContext context) {
return IsBoundFunctionCacheNodeGen.create(context.isMultiContext());
}
@SuppressWarnings("unused")
@Specialization(guards = {"!multiContext", "func == cachedFunction"}, limit = "1")
protected static boolean doCachedInstance(DynamicObject func,
@Cached("func") DynamicObject cachedFunction,
@Cached("isBoundFunction(func)") boolean cachedIsBound) {
assert isBoundFunction(func) == cachedIsBound;
return cachedIsBound;
}
@SuppressWarnings("unused")
@Specialization(guards = "cachedShape.check(func)", replaces = "doCachedInstance")
protected static boolean doCachedShape(DynamicObject func,
@Cached("func.getShape()") Shape cachedShape,
@Cached("isBoundFunction(func)") boolean cachedIsBound) {
assert isBoundFunction(func) == cachedIsBound;
return cachedIsBound;
}
@Specialization(replaces = "doCachedShape")
protected static boolean isBoundFunction(DynamicObject func) {
assert JSFunction.isJSFunction(func);
return JSFunction.isBoundFunction(func);
}
}
}
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