com.oracle.graal.python.lib.PyCallableCheckNode Maven / Gradle / Ivy
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package com.oracle.graal.python.lib;
import com.oracle.graal.python.builtins.PythonBuiltinClassType;
import com.oracle.graal.python.builtins.objects.PNone;
import com.oracle.graal.python.builtins.objects.function.PBuiltinFunction;
import com.oracle.graal.python.builtins.objects.function.PFunction;
import com.oracle.graal.python.builtins.objects.method.PBuiltinMethod;
import com.oracle.graal.python.builtins.objects.method.PMethod;
import com.oracle.graal.python.builtins.objects.type.PythonBuiltinClass;
import com.oracle.graal.python.builtins.objects.type.PythonClass;
import com.oracle.graal.python.builtins.objects.type.SpecialMethodSlot;
import com.oracle.graal.python.nodes.PNodeWithContext;
import com.oracle.graal.python.nodes.attributes.LookupCallableSlotInMRONode;
import com.oracle.graal.python.nodes.object.GetClassNode;
import com.oracle.graal.python.nodes.util.LazyInteropLibrary;
import com.oracle.truffle.api.dsl.Cached;
import com.oracle.truffle.api.dsl.Fallback;
import com.oracle.truffle.api.dsl.GenerateCached;
import com.oracle.truffle.api.dsl.GenerateInline;
import com.oracle.truffle.api.dsl.GenerateUncached;
import com.oracle.truffle.api.dsl.ImportStatic;
import com.oracle.truffle.api.dsl.Specialization;
import com.oracle.truffle.api.interop.InteropLibrary;
import com.oracle.truffle.api.nodes.Node;
/**
* Equivalent of CPython's {@code PyCallable_Check} function.
*/
@GenerateUncached
@GenerateInline(inlineByDefault = true)
@GenerateCached
@ImportStatic(SpecialMethodSlot.class)
public abstract class PyCallableCheckNode extends PNodeWithContext {
public static boolean executeUncached(Object object) {
return PyCallableCheckNodeGen.getUncached().execute(null, object);
}
/**
* Use this overload only if the node is cached!
*/
public final boolean execute(Object object) {
return execute(null, object);
}
public abstract boolean execute(Node inliningTarget, Object object);
@Specialization
static boolean doFunction(@SuppressWarnings("unused") PFunction o) {
return true;
}
@Specialization
static boolean doMethod(@SuppressWarnings("unused") PMethod o) {
return true;
}
@Specialization
static boolean doBuiltinFunction(@SuppressWarnings("unused") PBuiltinFunction o) {
return true;
}
@Specialization
static boolean doBuiltinMethod(@SuppressWarnings("unused") PBuiltinMethod o) {
return true;
}
@Specialization
static boolean doClass(@SuppressWarnings("unused") PythonClass o) {
return true;
}
@Specialization
static boolean doBuiltinClass(@SuppressWarnings("unused") PythonBuiltinClass o) {
return true;
}
@Specialization
static boolean doType(@SuppressWarnings("unused") PythonBuiltinClassType o) {
return true;
}
@Fallback
static boolean doObject(Node inliningTarget, Object o,
@Cached GetClassNode getClassNode,
@Cached LazyInteropLibrary lazyInteropLib,
@Cached(parameters = "Call", inline = false) LookupCallableSlotInMRONode lookupCall) {
Object type = getClassNode.execute(inliningTarget, o);
if (type == PythonBuiltinClassType.ForeignObject) {
InteropLibrary lib = lazyInteropLib.get(inliningTarget);
return lib.isExecutable(o) || lib.isInstantiable(o);
}
return lookupCall.execute(type) != PNone.NO_VALUE;
}
public static PyCallableCheckNode create() {
return PyCallableCheckNodeGen.create();
}
}
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