1 /*
   2  * Copyright (c) 2013, 2016, Oracle and/or its affiliates. All rights reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * This code is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.
   8  *
   9  * This code is distributed in the hope that it will be useful, but WITHOUT
  10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  12  * version 2 for more details (a copy is included in the LICENSE file that
  13  * accompanied this code).
  14  *
  15  * You should have received a copy of the GNU General Public License version
  16  * 2 along with this work; if not, write to the Free Software Foundation,
  17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  18  *
  19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  20  * or visit www.oracle.com if you need additional information or have any
  21  * questions.
  22  */
  23 package org.graalvm.compiler.hotspot.meta;
  24 
  25 import static jdk.vm.ci.hotspot.HotSpotCallingConventionType.NativeCall;
  26 import static org.graalvm.compiler.core.common.GraalOptions.GeneratePIC;
  27 import static org.graalvm.compiler.core.target.Backend.ARITHMETIC_DREM;
  28 import static org.graalvm.compiler.core.target.Backend.ARITHMETIC_FREM;
  29 import static org.graalvm.compiler.hotspot.HotSpotBackend.BACKEDGE_EVENT;
  30 import static org.graalvm.compiler.hotspot.HotSpotBackend.DECRYPT;
  31 import static org.graalvm.compiler.hotspot.HotSpotBackend.DECRYPT_BLOCK;
  32 import static org.graalvm.compiler.hotspot.HotSpotBackend.DECRYPT_BLOCK_WITH_ORIGINAL_KEY;
  33 import static org.graalvm.compiler.hotspot.HotSpotBackend.DECRYPT_WITH_ORIGINAL_KEY;
  34 import static org.graalvm.compiler.hotspot.HotSpotBackend.ENCRYPT;
  35 import static org.graalvm.compiler.hotspot.HotSpotBackend.ENCRYPT_BLOCK;
  36 import static org.graalvm.compiler.hotspot.HotSpotBackend.EXCEPTION_HANDLER;
  37 import static org.graalvm.compiler.hotspot.HotSpotBackend.IC_MISS_HANDLER;
  38 import static org.graalvm.compiler.hotspot.HotSpotBackend.INITIALIZE_KLASS_BY_SYMBOL;
  39 import static org.graalvm.compiler.hotspot.HotSpotBackend.INVOCATION_EVENT;
  40 import static org.graalvm.compiler.hotspot.HotSpotBackend.MONTGOMERY_MULTIPLY;
  41 import static org.graalvm.compiler.hotspot.HotSpotBackend.MONTGOMERY_SQUARE;
  42 import static org.graalvm.compiler.hotspot.HotSpotBackend.MULTIPLY_TO_LEN;
  43 import static org.graalvm.compiler.hotspot.HotSpotBackend.MUL_ADD;
  44 import static org.graalvm.compiler.hotspot.HotSpotBackend.NEW_ARRAY;
  45 import static org.graalvm.compiler.hotspot.HotSpotBackend.NEW_INSTANCE;
  46 import static org.graalvm.compiler.hotspot.HotSpotBackend.NEW_MULTI_ARRAY;
  47 import static org.graalvm.compiler.hotspot.HotSpotBackend.RESOLVE_KLASS_BY_SYMBOL;
  48 import static org.graalvm.compiler.hotspot.HotSpotBackend.RESOLVE_METHOD_BY_SYMBOL_AND_LOAD_COUNTERS;
  49 import static org.graalvm.compiler.hotspot.HotSpotBackend.RESOLVE_STRING_BY_SYMBOL;
  50 import static org.graalvm.compiler.hotspot.HotSpotBackend.SHA2_IMPL_COMPRESS;
  51 import static org.graalvm.compiler.hotspot.HotSpotBackend.SHA5_IMPL_COMPRESS;
  52 import static org.graalvm.compiler.hotspot.HotSpotBackend.SHA_IMPL_COMPRESS;
  53 import static org.graalvm.compiler.hotspot.HotSpotBackend.SQUARE_TO_LEN;
  54 import static org.graalvm.compiler.hotspot.HotSpotBackend.UNSAFE_ARRAYCOPY;
  55 import static org.graalvm.compiler.hotspot.HotSpotBackend.UNWIND_EXCEPTION_TO_CALLER;
  56 import static org.graalvm.compiler.hotspot.HotSpotBackend.VM_ERROR;
  57 import static org.graalvm.compiler.hotspot.HotSpotBackend.WRONG_METHOD_HANDLER;
  58 import static org.graalvm.compiler.hotspot.HotSpotForeignCallLinkage.RegisterEffect.DESTROYS_REGISTERS;
  59 import static org.graalvm.compiler.hotspot.HotSpotForeignCallLinkage.RegisterEffect.PRESERVES_REGISTERS;
  60 import static org.graalvm.compiler.hotspot.HotSpotForeignCallLinkage.Transition.LEAF;
  61 import static org.graalvm.compiler.hotspot.HotSpotForeignCallLinkage.Transition.LEAF_NOFP;
  62 import static org.graalvm.compiler.hotspot.HotSpotForeignCallLinkage.Transition.SAFEPOINT;
  63 import static org.graalvm.compiler.hotspot.HotSpotForeignCallLinkage.Transition.STACK_INSPECTABLE_LEAF;
  64 import static org.graalvm.compiler.hotspot.HotSpotHostBackend.DEOPTIMIZATION_HANDLER;
  65 import static org.graalvm.compiler.hotspot.HotSpotHostBackend.UNCOMMON_TRAP_HANDLER;
  66 import static org.graalvm.compiler.hotspot.meta.DefaultHotSpotLoweringProvider.RuntimeCalls.CREATE_ARRAY_STORE_EXCEPTION;
  67 import static org.graalvm.compiler.hotspot.meta.DefaultHotSpotLoweringProvider.RuntimeCalls.CREATE_CLASS_CAST_EXCEPTION;
  68 import static org.graalvm.compiler.hotspot.meta.DefaultHotSpotLoweringProvider.RuntimeCalls.CREATE_NULL_POINTER_EXCEPTION;
  69 import static org.graalvm.compiler.hotspot.meta.DefaultHotSpotLoweringProvider.RuntimeCalls.CREATE_OUT_OF_BOUNDS_EXCEPTION;
  70 import static org.graalvm.compiler.hotspot.replacements.AssertionSnippets.ASSERTION_VM_MESSAGE_C;
  71 import static org.graalvm.compiler.hotspot.replacements.HotSpotReplacementsUtil.MARK_WORD_LOCATION;
  72 import static org.graalvm.compiler.hotspot.replacements.HotSpotReplacementsUtil.TLAB_END_LOCATION;
  73 import static org.graalvm.compiler.hotspot.replacements.HotSpotReplacementsUtil.TLAB_TOP_LOCATION;
  74 import static org.graalvm.compiler.hotspot.replacements.MonitorSnippets.MONITORENTER;
  75 import static org.graalvm.compiler.hotspot.replacements.MonitorSnippets.MONITOREXIT;
  76 import static org.graalvm.compiler.hotspot.replacements.NewObjectSnippets.DYNAMIC_NEW_ARRAY;
  77 import static org.graalvm.compiler.hotspot.replacements.NewObjectSnippets.DYNAMIC_NEW_INSTANCE;
  78 import static org.graalvm.compiler.hotspot.replacements.ThreadSubstitutions.THREAD_IS_INTERRUPTED;
  79 import static org.graalvm.compiler.hotspot.replacements.WriteBarrierSnippets.G1WBPOSTCALL;
  80 import static org.graalvm.compiler.hotspot.replacements.WriteBarrierSnippets.G1WBPRECALL;
  81 import static org.graalvm.compiler.hotspot.replacements.WriteBarrierSnippets.VALIDATE_OBJECT;
  82 import static org.graalvm.compiler.hotspot.stubs.ExceptionHandlerStub.EXCEPTION_HANDLER_FOR_PC;
  83 import static org.graalvm.compiler.hotspot.stubs.NewArrayStub.NEW_ARRAY_C;
  84 import static org.graalvm.compiler.hotspot.stubs.NewInstanceStub.NEW_INSTANCE_C;
  85 import static org.graalvm.compiler.hotspot.stubs.StubUtil.VM_MESSAGE_C;
  86 import static org.graalvm.compiler.hotspot.stubs.UnwindExceptionToCallerStub.EXCEPTION_HANDLER_FOR_RETURN_ADDRESS;
  87 import static org.graalvm.compiler.nodes.NamedLocationIdentity.any;
  88 import static org.graalvm.compiler.nodes.java.ForeignCallDescriptors.REGISTER_FINALIZER;
  89 import static org.graalvm.compiler.replacements.Log.LOG_OBJECT;
  90 import static org.graalvm.compiler.replacements.Log.LOG_PRIMITIVE;
  91 import static org.graalvm.compiler.replacements.Log.LOG_PRINTF;
  92 import static org.graalvm.compiler.replacements.nodes.BinaryMathIntrinsicNode.BinaryOperation.POW;
  93 import static org.graalvm.compiler.replacements.nodes.UnaryMathIntrinsicNode.UnaryOperation.COS;
  94 import static org.graalvm.compiler.replacements.nodes.UnaryMathIntrinsicNode.UnaryOperation.EXP;
  95 import static org.graalvm.compiler.replacements.nodes.UnaryMathIntrinsicNode.UnaryOperation.LOG;
  96 import static org.graalvm.compiler.replacements.nodes.UnaryMathIntrinsicNode.UnaryOperation.LOG10;
  97 import static org.graalvm.compiler.replacements.nodes.UnaryMathIntrinsicNode.UnaryOperation.SIN;
  98 import static org.graalvm.compiler.replacements.nodes.UnaryMathIntrinsicNode.UnaryOperation.TAN;
  99 
 100 import java.util.EnumMap;
 101 
 102 import org.graalvm.compiler.core.common.spi.ForeignCallDescriptor;
 103 import org.graalvm.compiler.core.common.spi.ForeignCallsProvider;
 104 import org.graalvm.compiler.debug.GraalError;
 105 import org.graalvm.compiler.hotspot.CompilerRuntimeHotSpotVMConfig;
 106 import org.graalvm.compiler.hotspot.GraalHotSpotVMConfig;
 107 import org.graalvm.compiler.hotspot.HotSpotForeignCallLinkage;
 108 import org.graalvm.compiler.hotspot.HotSpotGraalRuntimeProvider;
 109 import org.graalvm.compiler.hotspot.stubs.ArrayStoreExceptionStub;
 110 import org.graalvm.compiler.hotspot.stubs.ClassCastExceptionStub;
 111 import org.graalvm.compiler.hotspot.stubs.CreateExceptionStub;
 112 import org.graalvm.compiler.hotspot.stubs.ExceptionHandlerStub;
 113 import org.graalvm.compiler.hotspot.stubs.NewArrayStub;
 114 import org.graalvm.compiler.hotspot.stubs.NewInstanceStub;
 115 import org.graalvm.compiler.hotspot.stubs.NullPointerExceptionStub;
 116 import org.graalvm.compiler.hotspot.stubs.OutOfBoundsExceptionStub;
 117 import org.graalvm.compiler.hotspot.stubs.Stub;
 118 import org.graalvm.compiler.hotspot.stubs.UnwindExceptionToCallerStub;
 119 import org.graalvm.compiler.hotspot.stubs.VerifyOopStub;
 120 import org.graalvm.compiler.nodes.NamedLocationIdentity;
 121 import org.graalvm.compiler.options.OptionValues;
 122 import org.graalvm.compiler.word.Word;
 123 import org.graalvm.compiler.word.WordTypes;
 124 import org.graalvm.util.EconomicMap;
 125 import org.graalvm.word.LocationIdentity;
 126 
 127 import jdk.vm.ci.code.CodeCacheProvider;
 128 import jdk.vm.ci.hotspot.HotSpotJVMCIRuntime;
 129 import jdk.vm.ci.hotspot.HotSpotJVMCIRuntimeProvider;
 130 import jdk.vm.ci.meta.JavaKind;
 131 import jdk.vm.ci.meta.MetaAccessProvider;
 132 
 133 /**
 134  * HotSpot implementation of {@link ForeignCallsProvider}.
 135  */
 136 public abstract class HotSpotHostForeignCallsProvider extends HotSpotForeignCallsProviderImpl {
 137 
 138     public static final ForeignCallDescriptor JAVA_TIME_MILLIS = new ForeignCallDescriptor("javaTimeMillis", long.class);
 139     public static final ForeignCallDescriptor JAVA_TIME_NANOS = new ForeignCallDescriptor("javaTimeNanos", long.class);
 140 
 141     public HotSpotHostForeignCallsProvider(HotSpotJVMCIRuntimeProvider jvmciRuntime, HotSpotGraalRuntimeProvider runtime, MetaAccessProvider metaAccess, CodeCacheProvider codeCache,
 142                     WordTypes wordTypes) {
 143         super(jvmciRuntime, runtime, metaAccess, codeCache, wordTypes);
 144     }
 145 
 146     protected static void link(Stub stub) {
 147         stub.getLinkage().setCompiledStub(stub);
 148     }
 149 
 150     public static ForeignCallDescriptor lookupCheckcastArraycopyDescriptor(boolean uninit) {
 151         return checkcastArraycopyDescriptors[uninit ? 1 : 0];
 152     }
 153 
 154     public static ForeignCallDescriptor lookupArraycopyDescriptor(JavaKind kind, boolean aligned, boolean disjoint, boolean uninit, boolean killAny) {
 155         if (uninit) {
 156             assert kind == JavaKind.Object;
 157             assert !killAny : "unsupported";
 158             return uninitObjectArraycopyDescriptors[aligned ? 1 : 0][disjoint ? 1 : 0];
 159         }
 160         if (killAny) {
 161             assert kind == JavaKind.Object;
 162             return objectArraycopyDescriptorsKillAny[aligned ? 1 : 0][disjoint ? 1 : 0];
 163         }
 164         return arraycopyDescriptors[aligned ? 1 : 0][disjoint ? 1 : 0].get(kind);
 165     }
 166 
 167     @SuppressWarnings({"unchecked"}) private static final EnumMap<JavaKind, ForeignCallDescriptor>[][] arraycopyDescriptors = (EnumMap<JavaKind, ForeignCallDescriptor>[][]) new EnumMap<?, ?>[2][2];
 168 
 169     private static final ForeignCallDescriptor[][] uninitObjectArraycopyDescriptors = new ForeignCallDescriptor[2][2];
 170     private static final ForeignCallDescriptor[] checkcastArraycopyDescriptors = new ForeignCallDescriptor[2];
 171     private static ForeignCallDescriptor[][] objectArraycopyDescriptorsKillAny = new ForeignCallDescriptor[2][2];
 172 
 173     static {
 174         // Populate the EnumMap instances
 175         for (int i = 0; i < arraycopyDescriptors.length; i++) {
 176             for (int j = 0; j < arraycopyDescriptors[i].length; j++) {
 177                 arraycopyDescriptors[i][j] = new EnumMap<>(JavaKind.class);
 178             }
 179         }
 180     }
 181 
 182     private void registerArraycopyDescriptor(EconomicMap<Long, ForeignCallDescriptor> descMap, JavaKind kind, boolean aligned, boolean disjoint, boolean uninit, boolean killAny, long routine) {
 183         ForeignCallDescriptor desc = descMap.get(routine);
 184         if (desc == null) {
 185             desc = buildDescriptor(kind, aligned, disjoint, uninit, killAny, routine);
 186             descMap.put(routine, desc);
 187         }
 188         if (uninit) {
 189             assert kind == JavaKind.Object;
 190             uninitObjectArraycopyDescriptors[aligned ? 1 : 0][disjoint ? 1 : 0] = desc;
 191         } else {
 192             arraycopyDescriptors[aligned ? 1 : 0][disjoint ? 1 : 0].put(kind, desc);
 193         }
 194     }
 195 
 196     private ForeignCallDescriptor buildDescriptor(JavaKind kind, boolean aligned, boolean disjoint, boolean uninit, boolean killAny, long routine) {
 197         assert !killAny || kind == JavaKind.Object;
 198         String name = kind + (aligned ? "Aligned" : "") + (disjoint ? "Disjoint" : "") + (uninit ? "Uninit" : "") + "Arraycopy" + (killAny ? "KillAny" : "");
 199         ForeignCallDescriptor desc = new ForeignCallDescriptor(name, void.class, Word.class, Word.class, Word.class);
 200         LocationIdentity killed = killAny ? LocationIdentity.any() : NamedLocationIdentity.getArrayLocation(kind);
 201         registerForeignCall(desc, routine, NativeCall, DESTROYS_REGISTERS, LEAF_NOFP, NOT_REEXECUTABLE, killed);
 202         return desc;
 203     }
 204 
 205     private void registerCheckcastArraycopyDescriptor(boolean uninit, long routine) {
 206         String name = "Object" + (uninit ? "Uninit" : "") + "Checkcast";
 207         // Input:
 208         // c_rarg0 - source array address
 209         // c_rarg1 - destination array address
 210         // c_rarg2 - element count, treated as ssize_t, can be zero
 211         // c_rarg3 - size_t ckoff (super_check_offset)
 212         // c_rarg4 - oop ckval (super_klass)
 213         // return: 0 = success, n = number of copied elements xor'd with -1.
 214         ForeignCallDescriptor desc = new ForeignCallDescriptor(name, int.class, Word.class, Word.class, Word.class, Word.class, Word.class);
 215         LocationIdentity killed = NamedLocationIdentity.getArrayLocation(JavaKind.Object);
 216         registerForeignCall(desc, routine, NativeCall, DESTROYS_REGISTERS, LEAF_NOFP, NOT_REEXECUTABLE, killed);
 217         checkcastArraycopyDescriptors[uninit ? 1 : 0] = desc;
 218     }
 219 
 220     private void registerArrayCopy(JavaKind kind, long routine, long alignedRoutine, long disjointRoutine, long alignedDisjointRoutine) {
 221         registerArrayCopy(kind, routine, alignedRoutine, disjointRoutine, alignedDisjointRoutine, false);
 222     }
 223 
 224     private void registerArrayCopy(JavaKind kind, long routine, long alignedRoutine, long disjointRoutine, long alignedDisjointRoutine, boolean uninit) {
 225         /*
 226          * Sometimes the same function is used for multiple cases so share them when that's the case
 227          * but only within the same Kind. For instance short and char are the same copy routines but
 228          * they kill different memory so they still have to be distinct.
 229          */
 230         EconomicMap<Long, ForeignCallDescriptor> descMap = EconomicMap.create();
 231         registerArraycopyDescriptor(descMap, kind, false, false, uninit, false, routine);
 232         registerArraycopyDescriptor(descMap, kind, true, false, uninit, false, alignedRoutine);
 233         registerArraycopyDescriptor(descMap, kind, false, true, uninit, false, disjointRoutine);
 234         registerArraycopyDescriptor(descMap, kind, true, true, uninit, false, alignedDisjointRoutine);
 235 
 236         if (kind == JavaKind.Object && !uninit) {
 237             objectArraycopyDescriptorsKillAny[0][0] = buildDescriptor(kind, false, false, uninit, true, routine);
 238             objectArraycopyDescriptorsKillAny[1][0] = buildDescriptor(kind, true, false, uninit, true, alignedRoutine);
 239             objectArraycopyDescriptorsKillAny[0][1] = buildDescriptor(kind, false, true, uninit, true, disjointRoutine);
 240             objectArraycopyDescriptorsKillAny[1][1] = buildDescriptor(kind, true, true, uninit, true, alignedDisjointRoutine);
 241         }
 242     }
 243 
 244     public void initialize(HotSpotProviders providers, OptionValues options) {
 245         GraalHotSpotVMConfig c = runtime.getVMConfig();
 246         registerForeignCall(DEOPTIMIZATION_HANDLER, c.handleDeoptStub, NativeCall, PRESERVES_REGISTERS, LEAF_NOFP, REEXECUTABLE, NO_LOCATIONS);
 247         registerForeignCall(UNCOMMON_TRAP_HANDLER, c.uncommonTrapStub, NativeCall, PRESERVES_REGISTERS, LEAF_NOFP, REEXECUTABLE, NO_LOCATIONS);
 248         registerForeignCall(IC_MISS_HANDLER, c.inlineCacheMissStub, NativeCall, PRESERVES_REGISTERS, LEAF_NOFP, REEXECUTABLE, NO_LOCATIONS);
 249 
 250         registerForeignCall(JAVA_TIME_MILLIS, c.javaTimeMillisAddress, NativeCall, DESTROYS_REGISTERS, LEAF_NOFP, REEXECUTABLE, NO_LOCATIONS);
 251         registerForeignCall(JAVA_TIME_NANOS, c.javaTimeNanosAddress, NativeCall, DESTROYS_REGISTERS, LEAF_NOFP, REEXECUTABLE, NO_LOCATIONS);
 252         registerForeignCall(SIN.foreignCallDescriptor, c.arithmeticSinAddress, NativeCall, DESTROYS_REGISTERS, LEAF, REEXECUTABLE, NO_LOCATIONS);
 253         registerForeignCall(COS.foreignCallDescriptor, c.arithmeticCosAddress, NativeCall, DESTROYS_REGISTERS, LEAF, REEXECUTABLE, NO_LOCATIONS);
 254         registerForeignCall(TAN.foreignCallDescriptor, c.arithmeticTanAddress, NativeCall, DESTROYS_REGISTERS, LEAF, REEXECUTABLE, NO_LOCATIONS);
 255         registerForeignCall(EXP.foreignCallDescriptor, c.arithmeticExpAddress, NativeCall, DESTROYS_REGISTERS, LEAF, REEXECUTABLE, NO_LOCATIONS);
 256         registerForeignCall(LOG.foreignCallDescriptor, c.arithmeticLogAddress, NativeCall, DESTROYS_REGISTERS, LEAF, REEXECUTABLE, NO_LOCATIONS);
 257         registerForeignCall(LOG10.foreignCallDescriptor, c.arithmeticLog10Address, NativeCall, DESTROYS_REGISTERS, LEAF, REEXECUTABLE, NO_LOCATIONS);
 258         registerForeignCall(POW.foreignCallDescriptor, c.arithmeticPowAddress, NativeCall, DESTROYS_REGISTERS, LEAF, REEXECUTABLE, NO_LOCATIONS);
 259         registerForeignCall(ARITHMETIC_FREM, c.fremAddress, NativeCall, DESTROYS_REGISTERS, LEAF, REEXECUTABLE, NO_LOCATIONS);
 260         registerForeignCall(ARITHMETIC_DREM, c.dremAddress, NativeCall, DESTROYS_REGISTERS, LEAF, REEXECUTABLE, NO_LOCATIONS);
 261 
 262         registerForeignCall(LOAD_AND_CLEAR_EXCEPTION, c.loadAndClearExceptionAddress, NativeCall, DESTROYS_REGISTERS, LEAF_NOFP, NOT_REEXECUTABLE, any());
 263 
 264         registerForeignCall(EXCEPTION_HANDLER_FOR_PC, c.exceptionHandlerForPcAddress, NativeCall, DESTROYS_REGISTERS, SAFEPOINT, REEXECUTABLE, any());
 265         registerForeignCall(EXCEPTION_HANDLER_FOR_RETURN_ADDRESS, c.exceptionHandlerForReturnAddressAddress, NativeCall, DESTROYS_REGISTERS, SAFEPOINT, REEXECUTABLE, any());
 266         registerForeignCall(NEW_ARRAY_C, c.newArrayAddress, NativeCall, DESTROYS_REGISTERS, SAFEPOINT, REEXECUTABLE, any());
 267         registerForeignCall(NEW_INSTANCE_C, c.newInstanceAddress, NativeCall, DESTROYS_REGISTERS, SAFEPOINT, REEXECUTABLE, any());
 268 
 269         CreateExceptionStub.registerForeignCalls(c, this);
 270 
 271         /*
 272          * This message call is registered twice, where the second one must only be used for calls
 273          * that do not return, i.e., that exit the VM.
 274          */
 275         registerForeignCall(VM_MESSAGE_C, c.vmMessageAddress, NativeCall, DESTROYS_REGISTERS, SAFEPOINT, REEXECUTABLE, NO_LOCATIONS);
 276         registerForeignCall(ASSERTION_VM_MESSAGE_C, c.vmMessageAddress, NativeCall, PRESERVES_REGISTERS, LEAF, REEXECUTABLE, NO_LOCATIONS);
 277 
 278         link(new NewInstanceStub(options, providers, registerStubCall(NEW_INSTANCE, REEXECUTABLE, SAFEPOINT, TLAB_TOP_LOCATION, TLAB_END_LOCATION)));
 279         link(new NewArrayStub(options, providers, registerStubCall(NEW_ARRAY, REEXECUTABLE, SAFEPOINT, TLAB_TOP_LOCATION, TLAB_END_LOCATION)));
 280         link(new ExceptionHandlerStub(options, providers, foreignCalls.get(EXCEPTION_HANDLER)));
 281         link(new UnwindExceptionToCallerStub(options, providers, registerStubCall(UNWIND_EXCEPTION_TO_CALLER, NOT_REEXECUTABLE, SAFEPOINT, any())));
 282         link(new VerifyOopStub(options, providers, registerStubCall(VERIFY_OOP, REEXECUTABLE, LEAF_NOFP, NO_LOCATIONS)));
 283         link(new ArrayStoreExceptionStub(options, providers, registerStubCall(CREATE_ARRAY_STORE_EXCEPTION, REEXECUTABLE, SAFEPOINT, any())));
 284         link(new ClassCastExceptionStub(options, providers, registerStubCall(CREATE_CLASS_CAST_EXCEPTION, REEXECUTABLE, SAFEPOINT, any())));
 285         link(new NullPointerExceptionStub(options, providers, registerStubCall(CREATE_NULL_POINTER_EXCEPTION, REEXECUTABLE, SAFEPOINT, any())));
 286         link(new OutOfBoundsExceptionStub(options, providers, registerStubCall(CREATE_OUT_OF_BOUNDS_EXCEPTION, REEXECUTABLE, SAFEPOINT, any())));
 287 
 288         linkForeignCall(options, providers, IDENTITY_HASHCODE, c.identityHashCodeAddress, PREPEND_THREAD, SAFEPOINT, NOT_REEXECUTABLE, MARK_WORD_LOCATION);
 289         linkForeignCall(options, providers, REGISTER_FINALIZER, c.registerFinalizerAddress, PREPEND_THREAD, SAFEPOINT, NOT_REEXECUTABLE, any());
 290         linkForeignCall(options, providers, MONITORENTER, c.monitorenterAddress, PREPEND_THREAD, SAFEPOINT, NOT_REEXECUTABLE, any());
 291         linkForeignCall(options, providers, MONITOREXIT, c.monitorexitAddress, PREPEND_THREAD, STACK_INSPECTABLE_LEAF, NOT_REEXECUTABLE, any());
 292         linkForeignCall(options, providers, NEW_MULTI_ARRAY, c.newMultiArrayAddress, PREPEND_THREAD, SAFEPOINT, REEXECUTABLE, TLAB_TOP_LOCATION, TLAB_END_LOCATION);
 293         linkForeignCall(options, providers, DYNAMIC_NEW_ARRAY, c.dynamicNewArrayAddress, PREPEND_THREAD, SAFEPOINT, REEXECUTABLE);
 294         linkForeignCall(options, providers, DYNAMIC_NEW_INSTANCE, c.dynamicNewInstanceAddress, PREPEND_THREAD, SAFEPOINT, REEXECUTABLE);
 295         linkForeignCall(options, providers, LOG_PRINTF, c.logPrintfAddress, PREPEND_THREAD, LEAF, REEXECUTABLE, NO_LOCATIONS);
 296         linkForeignCall(options, providers, LOG_OBJECT, c.logObjectAddress, PREPEND_THREAD, LEAF, REEXECUTABLE, NO_LOCATIONS);
 297         linkForeignCall(options, providers, LOG_PRIMITIVE, c.logPrimitiveAddress, PREPEND_THREAD, LEAF, REEXECUTABLE, NO_LOCATIONS);
 298         linkForeignCall(options, providers, VM_ERROR, c.vmErrorAddress, PREPEND_THREAD, LEAF_NOFP, REEXECUTABLE, NO_LOCATIONS);
 299         linkForeignCall(options, providers, OSR_MIGRATION_END, c.osrMigrationEndAddress, DONT_PREPEND_THREAD, LEAF_NOFP, NOT_REEXECUTABLE, NO_LOCATIONS);
 300         linkForeignCall(options, providers, G1WBPRECALL, c.writeBarrierPreAddress, PREPEND_THREAD, LEAF_NOFP, REEXECUTABLE, NO_LOCATIONS);
 301         linkForeignCall(options, providers, G1WBPOSTCALL, c.writeBarrierPostAddress, PREPEND_THREAD, LEAF_NOFP, REEXECUTABLE, NO_LOCATIONS);
 302         linkForeignCall(options, providers, VALIDATE_OBJECT, c.validateObject, PREPEND_THREAD, LEAF_NOFP, REEXECUTABLE, NO_LOCATIONS);
 303 
 304         if (GeneratePIC.getValue(options)) {
 305             registerForeignCall(WRONG_METHOD_HANDLER, c.handleWrongMethodStub, NativeCall, PRESERVES_REGISTERS, LEAF_NOFP, REEXECUTABLE, NO_LOCATIONS);
 306             CompilerRuntimeHotSpotVMConfig cr = new CompilerRuntimeHotSpotVMConfig(HotSpotJVMCIRuntime.runtime().getConfigStore());
 307             linkForeignCall(options, providers, RESOLVE_STRING_BY_SYMBOL, cr.resolveStringBySymbol, PREPEND_THREAD, SAFEPOINT, REEXECUTABLE, TLAB_TOP_LOCATION, TLAB_END_LOCATION);
 308             linkForeignCall(options, providers, RESOLVE_KLASS_BY_SYMBOL, cr.resolveKlassBySymbol, PREPEND_THREAD, SAFEPOINT, REEXECUTABLE, any());
 309             linkForeignCall(options, providers, RESOLVE_METHOD_BY_SYMBOL_AND_LOAD_COUNTERS, cr.resolveMethodBySymbolAndLoadCounters, PREPEND_THREAD, SAFEPOINT, REEXECUTABLE, NO_LOCATIONS);
 310             linkForeignCall(options, providers, INITIALIZE_KLASS_BY_SYMBOL, cr.initializeKlassBySymbol, PREPEND_THREAD, SAFEPOINT, REEXECUTABLE, any());
 311             linkForeignCall(options, providers, INVOCATION_EVENT, cr.invocationEvent, PREPEND_THREAD, SAFEPOINT, REEXECUTABLE, NO_LOCATIONS);
 312             linkForeignCall(options, providers, BACKEDGE_EVENT, cr.backedgeEvent, PREPEND_THREAD, SAFEPOINT, REEXECUTABLE, NO_LOCATIONS);
 313         }
 314 
 315         // Cannot be a leaf as VM acquires Thread_lock which requires thread_in_vm state
 316         linkForeignCall(options, providers, THREAD_IS_INTERRUPTED, c.threadIsInterruptedAddress, PREPEND_THREAD, SAFEPOINT, NOT_REEXECUTABLE, any());
 317 
 318         linkForeignCall(options, providers, TEST_DEOPTIMIZE_CALL_INT, c.testDeoptimizeCallInt, PREPEND_THREAD, SAFEPOINT, REEXECUTABLE, any());
 319 
 320         registerArrayCopy(JavaKind.Byte, c.jbyteArraycopy, c.jbyteAlignedArraycopy, c.jbyteDisjointArraycopy, c.jbyteAlignedDisjointArraycopy);
 321         registerArrayCopy(JavaKind.Boolean, c.jbyteArraycopy, c.jbyteAlignedArraycopy, c.jbyteDisjointArraycopy, c.jbyteAlignedDisjointArraycopy);
 322         registerArrayCopy(JavaKind.Char, c.jshortArraycopy, c.jshortAlignedArraycopy, c.jshortDisjointArraycopy, c.jshortAlignedDisjointArraycopy);
 323         registerArrayCopy(JavaKind.Short, c.jshortArraycopy, c.jshortAlignedArraycopy, c.jshortDisjointArraycopy, c.jshortAlignedDisjointArraycopy);
 324         registerArrayCopy(JavaKind.Int, c.jintArraycopy, c.jintAlignedArraycopy, c.jintDisjointArraycopy, c.jintAlignedDisjointArraycopy);
 325         registerArrayCopy(JavaKind.Float, c.jintArraycopy, c.jintAlignedArraycopy, c.jintDisjointArraycopy, c.jintAlignedDisjointArraycopy);
 326         registerArrayCopy(JavaKind.Long, c.jlongArraycopy, c.jlongAlignedArraycopy, c.jlongDisjointArraycopy, c.jlongAlignedDisjointArraycopy);
 327         registerArrayCopy(JavaKind.Double, c.jlongArraycopy, c.jlongAlignedArraycopy, c.jlongDisjointArraycopy, c.jlongAlignedDisjointArraycopy);
 328         registerArrayCopy(JavaKind.Object, c.oopArraycopy, c.oopAlignedArraycopy, c.oopDisjointArraycopy, c.oopAlignedDisjointArraycopy);
 329         registerArrayCopy(JavaKind.Object, c.oopArraycopyUninit, c.oopAlignedArraycopyUninit, c.oopDisjointArraycopyUninit, c.oopAlignedDisjointArraycopyUninit, true);
 330 
 331         registerCheckcastArraycopyDescriptor(true, c.checkcastArraycopyUninit);
 332         registerCheckcastArraycopyDescriptor(false, c.checkcastArraycopy);
 333 
 334         registerForeignCall(UNSAFE_ARRAYCOPY, c.unsafeArraycopy, NativeCall, DESTROYS_REGISTERS, LEAF_NOFP, NOT_REEXECUTABLE, NamedLocationIdentity.any());
 335 
 336         if (c.useMultiplyToLenIntrinsic()) {
 337             registerForeignCall(MULTIPLY_TO_LEN, c.multiplyToLen, NativeCall, DESTROYS_REGISTERS, LEAF_NOFP, NOT_REEXECUTABLE, NamedLocationIdentity.getArrayLocation(JavaKind.Int));
 338         }
 339         if (c.useSHA1Intrinsics()) {
 340             registerForeignCall(SHA_IMPL_COMPRESS, c.sha1ImplCompress, NativeCall, DESTROYS_REGISTERS, LEAF_NOFP, NOT_REEXECUTABLE, NamedLocationIdentity.any());
 341         }
 342         if (c.useSHA256Intrinsics()) {
 343             registerForeignCall(SHA2_IMPL_COMPRESS, c.sha256ImplCompress, NativeCall, DESTROYS_REGISTERS, LEAF_NOFP, NOT_REEXECUTABLE, NamedLocationIdentity.any());
 344         }
 345         if (c.useSHA512Intrinsics()) {
 346             registerForeignCall(SHA5_IMPL_COMPRESS, c.sha512ImplCompress, NativeCall, DESTROYS_REGISTERS, LEAF_NOFP, NOT_REEXECUTABLE, NamedLocationIdentity.any());
 347         }
 348         if (c.useMulAddIntrinsic()) {
 349             registerForeignCall(MUL_ADD, c.mulAdd, NativeCall, DESTROYS_REGISTERS, LEAF_NOFP, NOT_REEXECUTABLE, NamedLocationIdentity.getArrayLocation(JavaKind.Int));
 350         }
 351         if (c.useMontgomeryMultiplyIntrinsic()) {
 352             registerForeignCall(MONTGOMERY_MULTIPLY, c.montgomeryMultiply, NativeCall, DESTROYS_REGISTERS, LEAF_NOFP, NOT_REEXECUTABLE, NamedLocationIdentity.getArrayLocation(JavaKind.Int));
 353         }
 354         if (c.useMontgomerySquareIntrinsic()) {
 355             registerForeignCall(MONTGOMERY_SQUARE, c.montgomerySquare, NativeCall, DESTROYS_REGISTERS, LEAF_NOFP, NOT_REEXECUTABLE, NamedLocationIdentity.getArrayLocation(JavaKind.Int));
 356         }
 357         if (c.useSquareToLenIntrinsic()) {
 358             registerForeignCall(SQUARE_TO_LEN, c.squareToLen, NativeCall, DESTROYS_REGISTERS, LEAF_NOFP, NOT_REEXECUTABLE, NamedLocationIdentity.getArrayLocation(JavaKind.Int));
 359         }
 360 
 361         if (c.useAESIntrinsics) {
 362             /*
 363              * When the java.ext.dirs property is modified then the crypto classes might not be
 364              * found. If that's the case we ignore the ClassNotFoundException and continue since we
 365              * cannot replace a non-existing method anyway.
 366              */
 367             try {
 368                 // These stubs do callee saving
 369                 registerForeignCall(ENCRYPT_BLOCK, c.aescryptEncryptBlockStub, NativeCall, PRESERVES_REGISTERS, LEAF_NOFP, NOT_REEXECUTABLE, NamedLocationIdentity.getArrayLocation(JavaKind.Byte));
 370                 registerForeignCall(DECRYPT_BLOCK, c.aescryptDecryptBlockStub, NativeCall, PRESERVES_REGISTERS, LEAF_NOFP, NOT_REEXECUTABLE, NamedLocationIdentity.getArrayLocation(JavaKind.Byte));
 371                 registerForeignCall(DECRYPT_BLOCK_WITH_ORIGINAL_KEY, c.aescryptDecryptBlockStub, NativeCall, PRESERVES_REGISTERS, LEAF_NOFP, NOT_REEXECUTABLE,
 372                                 NamedLocationIdentity.getArrayLocation(JavaKind.Byte));
 373             } catch (GraalError e) {
 374                 if (!(e.getCause() instanceof ClassNotFoundException)) {
 375                     throw e;
 376                 }
 377             }
 378             try {
 379                 // These stubs do callee saving
 380                 registerForeignCall(ENCRYPT, c.cipherBlockChainingEncryptAESCryptStub, NativeCall, PRESERVES_REGISTERS, LEAF_NOFP, NOT_REEXECUTABLE,
 381                                 NamedLocationIdentity.getArrayLocation(JavaKind.Byte));
 382                 registerForeignCall(DECRYPT, c.cipherBlockChainingDecryptAESCryptStub, NativeCall, PRESERVES_REGISTERS, LEAF_NOFP, NOT_REEXECUTABLE,
 383                                 NamedLocationIdentity.getArrayLocation(JavaKind.Byte));
 384                 registerForeignCall(DECRYPT_WITH_ORIGINAL_KEY, c.cipherBlockChainingDecryptAESCryptStub, NativeCall, PRESERVES_REGISTERS, LEAF_NOFP, NOT_REEXECUTABLE,
 385                                 NamedLocationIdentity.getArrayLocation(JavaKind.Byte));
 386             } catch (GraalError e) {
 387                 if (!(e.getCause() instanceof ClassNotFoundException)) {
 388                     throw e;
 389                 }
 390             }
 391         }
 392     }
 393 
 394     public HotSpotForeignCallLinkage getForeignCall(ForeignCallDescriptor descriptor) {
 395         assert foreignCalls != null : descriptor;
 396         return foreignCalls.get(descriptor);
 397     }
 398 }