Mercurial > hg > truffle
diff graal/com.oracle.graal.hotspot/src/com/oracle/graal/hotspot/meta/HotSpotForeignCallsProvider.java @ 12429:5124eeec1a7b
split HotSpotRuntime into separate provider implementations
moved HotSpot specific parts of HSAIL into new com.oracle.graal.hotspot.hsail project
author | Doug Simon <doug.simon@oracle.com> |
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date | Tue, 15 Oct 2013 14:14:06 +0200 |
parents | |
children | 7080a96be216 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/graal/com.oracle.graal.hotspot/src/com/oracle/graal/hotspot/meta/HotSpotForeignCallsProvider.java Tue Oct 15 14:14:06 2013 +0200 @@ -0,0 +1,223 @@ +/* + * Copyright (c) 2013, Oracle and/or its affiliates. All rights reserved. + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. + * + * This code is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License version 2 only, as + * published by the Free Software Foundation. + * + * This code is distributed in the hope that it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License + * version 2 for more details (a copy is included in the LICENSE file that + * accompanied this code). + * + * You should have received a copy of the GNU General Public License version + * 2 along with this work; if not, write to the Free Software Foundation, + * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. + * + * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA + * or visit www.oracle.com if you need additional information or have any + * questions. + */ +package com.oracle.graal.hotspot.meta; + +import static com.oracle.graal.api.code.CallingConvention.Type.*; +import static com.oracle.graal.api.meta.LocationIdentity.*; +import static com.oracle.graal.hotspot.HotSpotBackend.*; +import static com.oracle.graal.hotspot.HotSpotForeignCallLinkage.RegisterEffect.*; +import static com.oracle.graal.hotspot.HotSpotForeignCallLinkage.Transition.*; +import static com.oracle.graal.hotspot.nodes.MonitorExitStubCall.*; +import static com.oracle.graal.hotspot.nodes.NewArrayStubCall.*; +import static com.oracle.graal.hotspot.nodes.NewInstanceStubCall.*; +import static com.oracle.graal.hotspot.nodes.NewMultiArrayStubCall.*; +import static com.oracle.graal.hotspot.nodes.VMErrorNode.*; +import static com.oracle.graal.hotspot.replacements.HotSpotReplacementsUtil.*; +import static com.oracle.graal.hotspot.replacements.MonitorSnippets.*; +import static com.oracle.graal.hotspot.replacements.NewObjectSnippets.*; +import static com.oracle.graal.hotspot.replacements.SystemSubstitutions.*; +import static com.oracle.graal.hotspot.replacements.ThreadSubstitutions.*; +import static com.oracle.graal.hotspot.replacements.WriteBarrierSnippets.*; +import static com.oracle.graal.hotspot.stubs.ExceptionHandlerStub.*; +import static com.oracle.graal.hotspot.stubs.NewArrayStub.*; +import static com.oracle.graal.hotspot.stubs.NewInstanceStub.*; +import static com.oracle.graal.hotspot.stubs.StubUtil.*; +import static com.oracle.graal.hotspot.stubs.UnwindExceptionToCallerStub.*; +import static com.oracle.graal.java.GraphBuilderPhase.RuntimeCalls.*; +import static com.oracle.graal.nodes.java.RegisterFinalizerNode.*; +import static com.oracle.graal.replacements.Log.*; +import static com.oracle.graal.replacements.MathSubstitutionsX86.*; + +import java.util.*; + +import com.oracle.graal.api.code.*; +import com.oracle.graal.api.meta.*; +import com.oracle.graal.hotspot.*; +import com.oracle.graal.hotspot.HotSpotForeignCallLinkage.RegisterEffect; +import com.oracle.graal.hotspot.HotSpotForeignCallLinkage.Transition; +import com.oracle.graal.hotspot.stubs.*; +import com.oracle.graal.word.*; + +/** + * HotSpot implementation of {@link ForeignCallsProvider}. + */ +public class HotSpotForeignCallsProvider implements ForeignCallsProvider { + + public static final ForeignCallDescriptor OSR_MIGRATION_END = new ForeignCallDescriptor("OSR_migration_end", void.class, long.class); + public static final ForeignCallDescriptor IDENTITY_HASHCODE = new ForeignCallDescriptor("identity_hashcode", int.class, Object.class); + public static final ForeignCallDescriptor VERIFY_OOP = new ForeignCallDescriptor("verify_oop", Object.class, Object.class); + public static final ForeignCallDescriptor LOAD_AND_CLEAR_EXCEPTION = new ForeignCallDescriptor("load_and_clear_exception", Object.class, Word.class); + + protected final HotSpotGraalRuntime graalRuntime; + + private final Map<ForeignCallDescriptor, HotSpotForeignCallLinkage> foreignCalls = new HashMap<>(); + + public HotSpotForeignCallsProvider(HotSpotGraalRuntime graalRuntime) { + this.graalRuntime = graalRuntime; + } + + /** + * Registers the linkage for a foreign call. + */ + protected HotSpotForeignCallLinkage register(HotSpotForeignCallLinkage linkage) { + assert !foreignCalls.containsKey(linkage.getDescriptor()) : "already registered linkage for " + linkage.getDescriptor(); + foreignCalls.put(linkage.getDescriptor(), linkage); + return linkage; + } + + /** + * Creates and registers the details for linking a foreign call to a {@link Stub}. + * + * @param descriptor the signature of the call to the stub + * @param reexecutable specifies if the stub call can be re-executed without (meaningful) side + * effects. Deoptimization will not return to a point before a stub call that cannot + * be re-executed. + * @param transition specifies if this is a {@linkplain Transition#LEAF leaf} call + * @param killedLocations the memory locations killed by the stub call + */ + protected HotSpotForeignCallLinkage registerStubCall(ForeignCallDescriptor descriptor, boolean reexecutable, Transition transition, LocationIdentity... killedLocations) { + return register(HotSpotForeignCallLinkage.create(descriptor, 0L, PRESERVES_REGISTERS, JavaCall, JavaCallee, transition, reexecutable, killedLocations)); + } + + /** + * Creates and registers the linkage for a foreign call. + * + * @param descriptor the signature of the foreign call + * @param address the address of the code to call + * @param outgoingCcType outgoing (caller) calling convention type + * @param effect specifies if the call destroys or preserves all registers (apart from + * temporaries which are always destroyed) + * @param transition specifies if this is a {@linkplain Transition#LEAF leaf} call + * @param reexecutable specifies if the foreign call can be re-executed without (meaningful) + * side effects. Deoptimization will not return to a point before a foreign call that + * cannot be re-executed. + * @param killedLocations the memory locations killed by the foreign call + */ + protected HotSpotForeignCallLinkage registerForeignCall(ForeignCallDescriptor descriptor, long address, CallingConvention.Type outgoingCcType, RegisterEffect effect, Transition transition, + boolean reexecutable, LocationIdentity... killedLocations) { + Class<?> resultType = descriptor.getResultType(); + assert transition == LEAF || resultType.isPrimitive() || Word.class.isAssignableFrom(resultType) : "non-leaf foreign calls must return objects in thread local storage: " + descriptor; + return register(HotSpotForeignCallLinkage.create(descriptor, address, effect, outgoingCcType, null, transition, reexecutable, killedLocations)); + } + + private static void link(Stub stub) { + stub.getLinkage().setCompiledStub(stub); + } + + /** + * Creates a {@linkplain ForeignCallStub stub} for a foreign call. + * + * @param descriptor the signature of the call to the stub + * @param address the address of the foreign code to call + * @param prependThread true if the JavaThread value for the current thread is to be prepended + * to the arguments for the call to {@code address} + * @param transition specifies if this is a {@linkplain Transition#LEAF leaf} call + * @param reexecutable specifies if the foreign call can be re-executed without (meaningful) + * side effects. Deoptimization will not return to a point before a foreign call that + * cannot be re-executed. + * @param killedLocations the memory locations killed by the foreign call + */ + private void linkForeignCall(HotSpotProviders providers, ForeignCallDescriptor descriptor, long address, boolean prependThread, Transition transition, boolean reexecutable, + LocationIdentity... killedLocations) { + ForeignCallStub stub = new ForeignCallStub(providers, address, descriptor, prependThread, transition, reexecutable, killedLocations); + HotSpotForeignCallLinkage linkage = stub.getLinkage(); + HotSpotForeignCallLinkage targetLinkage = stub.getTargetLinkage(); + linkage.setCompiledStub(stub); + register(linkage); + register(targetLinkage); + } + + public static final boolean PREPEND_THREAD = true; + public static final boolean DONT_PREPEND_THREAD = !PREPEND_THREAD; + + public static final boolean REEXECUTABLE = true; + public static final boolean NOT_REEXECUTABLE = !REEXECUTABLE; + + public static final LocationIdentity[] NO_LOCATIONS = {}; + + public void initialize(HotSpotProviders providers) { + HotSpotVMConfig c = graalRuntime.getConfig(); + TargetDescription target = providers.getCodeCache().getTarget(); + + registerForeignCall(UNCOMMON_TRAP, c.uncommonTrapStub, NativeCall, PRESERVES_REGISTERS, LEAF, REEXECUTABLE, NO_LOCATIONS); + registerForeignCall(DEOPT_HANDLER, c.handleDeoptStub, NativeCall, PRESERVES_REGISTERS, LEAF, REEXECUTABLE, NO_LOCATIONS); + registerForeignCall(IC_MISS_HANDLER, c.inlineCacheMissStub, NativeCall, PRESERVES_REGISTERS, LEAF, REEXECUTABLE, NO_LOCATIONS); + + registerForeignCall(JAVA_TIME_MILLIS, c.javaTimeMillisAddress, NativeCall, DESTROYS_REGISTERS, LEAF, REEXECUTABLE, NO_LOCATIONS); + registerForeignCall(JAVA_TIME_NANOS, c.javaTimeNanosAddress, NativeCall, DESTROYS_REGISTERS, LEAF, REEXECUTABLE, NO_LOCATIONS); + registerForeignCall(ARITHMETIC_SIN, c.arithmeticSinAddress, NativeCall, DESTROYS_REGISTERS, LEAF, REEXECUTABLE, NO_LOCATIONS); + registerForeignCall(ARITHMETIC_COS, c.arithmeticCosAddress, NativeCall, DESTROYS_REGISTERS, LEAF, REEXECUTABLE, NO_LOCATIONS); + registerForeignCall(ARITHMETIC_TAN, c.arithmeticTanAddress, NativeCall, DESTROYS_REGISTERS, LEAF, REEXECUTABLE, NO_LOCATIONS); + registerForeignCall(LOAD_AND_CLEAR_EXCEPTION, c.loadAndClearExceptionAddress, NativeCall, DESTROYS_REGISTERS, LEAF, NOT_REEXECUTABLE, ANY_LOCATION); + + registerForeignCall(EXCEPTION_HANDLER_FOR_PC, c.exceptionHandlerForPcAddress, NativeCall, DESTROYS_REGISTERS, NOT_LEAF, REEXECUTABLE, ANY_LOCATION); + registerForeignCall(EXCEPTION_HANDLER_FOR_RETURN_ADDRESS, c.exceptionHandlerForReturnAddressAddress, NativeCall, DESTROYS_REGISTERS, NOT_LEAF, REEXECUTABLE, ANY_LOCATION); + registerForeignCall(NEW_ARRAY_C, c.newArrayAddress, NativeCall, DESTROYS_REGISTERS, NOT_LEAF, REEXECUTABLE, ANY_LOCATION); + registerForeignCall(NEW_INSTANCE_C, c.newInstanceAddress, NativeCall, DESTROYS_REGISTERS, NOT_LEAF, REEXECUTABLE, ANY_LOCATION); + registerForeignCall(VM_MESSAGE_C, c.vmMessageAddress, NativeCall, DESTROYS_REGISTERS, NOT_LEAF, REEXECUTABLE, NO_LOCATIONS); + + link(new NewInstanceStub(providers, target, registerStubCall(NEW_INSTANCE, REEXECUTABLE, NOT_LEAF, ANY_LOCATION))); + link(new NewArrayStub(providers, target, registerStubCall(NEW_ARRAY, REEXECUTABLE, NOT_LEAF, INIT_LOCATION))); + link(new ExceptionHandlerStub(providers, target, foreignCalls.get(EXCEPTION_HANDLER))); + link(new UnwindExceptionToCallerStub(providers, target, registerStubCall(UNWIND_EXCEPTION_TO_CALLER, NOT_REEXECUTABLE, NOT_LEAF, ANY_LOCATION))); + link(new VerifyOopStub(providers, target, registerStubCall(VERIFY_OOP, REEXECUTABLE, LEAF, NO_LOCATIONS))); + + linkForeignCall(providers, IDENTITY_HASHCODE, c.identityHashCodeAddress, PREPEND_THREAD, NOT_LEAF, NOT_REEXECUTABLE, MARK_WORD_LOCATION); + linkForeignCall(providers, REGISTER_FINALIZER, c.registerFinalizerAddress, PREPEND_THREAD, NOT_LEAF, NOT_REEXECUTABLE, ANY_LOCATION); + linkForeignCall(providers, CREATE_NULL_POINTER_EXCEPTION, c.createNullPointerExceptionAddress, PREPEND_THREAD, NOT_LEAF, REEXECUTABLE, ANY_LOCATION); + linkForeignCall(providers, CREATE_OUT_OF_BOUNDS_EXCEPTION, c.createOutOfBoundsExceptionAddress, PREPEND_THREAD, NOT_LEAF, REEXECUTABLE, ANY_LOCATION); + linkForeignCall(providers, MONITORENTER, c.monitorenterAddress, PREPEND_THREAD, NOT_LEAF, NOT_REEXECUTABLE, ANY_LOCATION); + linkForeignCall(providers, MONITOREXIT, c.monitorexitAddress, PREPEND_THREAD, NOT_LEAF, NOT_REEXECUTABLE, ANY_LOCATION); + linkForeignCall(providers, NEW_MULTI_ARRAY, c.newMultiArrayAddress, PREPEND_THREAD, NOT_LEAF, REEXECUTABLE, INIT_LOCATION); + linkForeignCall(providers, DYNAMIC_NEW_ARRAY, c.dynamicNewArrayAddress, PREPEND_THREAD, NOT_LEAF, REEXECUTABLE, INIT_LOCATION); + linkForeignCall(providers, LOG_PRINTF, c.logPrintfAddress, PREPEND_THREAD, LEAF, REEXECUTABLE, NO_LOCATIONS); + linkForeignCall(providers, LOG_OBJECT, c.logObjectAddress, PREPEND_THREAD, NOT_LEAF, REEXECUTABLE, NO_LOCATIONS); + linkForeignCall(providers, LOG_PRIMITIVE, c.logPrimitiveAddress, PREPEND_THREAD, NOT_LEAF, REEXECUTABLE, NO_LOCATIONS); + linkForeignCall(providers, THREAD_IS_INTERRUPTED, c.threadIsInterruptedAddress, PREPEND_THREAD, NOT_LEAF, NOT_REEXECUTABLE, ANY_LOCATION); + linkForeignCall(providers, VM_ERROR, c.vmErrorAddress, PREPEND_THREAD, LEAF, REEXECUTABLE, NO_LOCATIONS); + linkForeignCall(providers, OSR_MIGRATION_END, c.osrMigrationEndAddress, DONT_PREPEND_THREAD, LEAF, NOT_REEXECUTABLE, NO_LOCATIONS); + linkForeignCall(providers, G1WBPRECALL, c.writeBarrierPreAddress, PREPEND_THREAD, LEAF, REEXECUTABLE, NO_LOCATIONS); + linkForeignCall(providers, G1WBPOSTCALL, c.writeBarrierPostAddress, PREPEND_THREAD, LEAF, REEXECUTABLE, NO_LOCATIONS); + linkForeignCall(providers, VALIDATE_OBJECT, c.validateObject, PREPEND_THREAD, LEAF, REEXECUTABLE, NO_LOCATIONS); + } + + public HotSpotForeignCallLinkage lookupForeignCall(ForeignCallDescriptor descriptor) { + HotSpotForeignCallLinkage callTarget = foreignCalls.get(descriptor); + assert foreignCalls != null : descriptor; + callTarget.finalizeAddress(graalRuntime.getBackend()); + return callTarget; + } + + @Override + public boolean isReexecutable(ForeignCallDescriptor descriptor) { + return foreignCalls.get(descriptor).isReexecutable(); + } + + public boolean canDeoptimize(ForeignCallDescriptor descriptor) { + return foreignCalls.get(descriptor).canDeoptimize(); + } + + public LocationIdentity[] getKilledLocations(ForeignCallDescriptor descriptor) { + return foreignCalls.get(descriptor).getKilledLocations(); + } +}