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/*
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58299
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* Copyright (c) 2013, 2019, Oracle and/or its affiliates. All rights reserved.
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43972
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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50858
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package org.graalvm.compiler.core.common.spi;
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import org.graalvm.compiler.core.common.LIRKind;
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import jdk.internal.vm.compiler.word.LocationIdentity;
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import jdk.vm.ci.code.ValueKindFactory;
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/**
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* Details about a set of supported {@link ForeignCallDescriptor foreign calls}.
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*/
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public interface ForeignCallsProvider extends ValueKindFactory<LIRKind> {
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/**
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* Determines if a given foreign call is side-effect free. Deoptimization cannot return
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* execution to a point before a foreign call that has a side effect.
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*/
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boolean isReexecutable(ForeignCallDescriptor descriptor);
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/**
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* Gets the set of memory locations killed by a given foreign call. Returning the special value
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* {@link LocationIdentity#any()} denotes that the call kills all memory locations. Returning
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* any empty array denotes that the call does not kill any memory locations.
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*/
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LocationIdentity[] getKilledLocations(ForeignCallDescriptor descriptor);
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/**
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* Determines if deoptimization can occur during a given foreign call.
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*/
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boolean canDeoptimize(ForeignCallDescriptor descriptor);
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/**
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* Identifies foreign calls which are guaranteed to include a safepoint check.
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*/
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boolean isGuaranteedSafepoint(ForeignCallDescriptor descriptor);
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/**
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* Gets the linkage for a foreign call.
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*/
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ForeignCallLinkage lookupForeignCall(ForeignCallDescriptor descriptor);
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/**
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* Return true if the foreign call has a binding.
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*/
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boolean isAvailable(ForeignCallDescriptor descriptor);
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}
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