1 /*
2 * Copyright (c) 2011, 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;
24
25 import java.lang.reflect.Field;
26 import java.lang.reflect.Modifier;
27
28 import org.graalvm.compiler.api.replacements.Fold;
29 import org.graalvm.compiler.api.replacements.Fold.InjectedParameter;
30 import org.graalvm.compiler.core.common.CompressEncoding;
31 import org.graalvm.compiler.hotspot.nodes.GraalHotSpotVMConfigNode;
32
33 import jdk.vm.ci.common.JVMCIError;
34 import jdk.vm.ci.hotspot.HotSpotVMConfigAccess;
35 import jdk.vm.ci.hotspot.HotSpotVMConfigStore;
36
37 /**
38 * Used to access native configuration details.
39 */
40 public class GraalHotSpotVMConfig extends HotSpotVMConfigAccess {
41
42 /**
43 * Sentinel value to use for an {@linkplain InjectedParameter injected}
44 * {@link GraalHotSpotVMConfig} parameter to a {@linkplain Fold foldable} method.
45 */
46 public static final GraalHotSpotVMConfig INJECTED_VMCONFIG = null;
47
48 private final boolean isJDK8 = System.getProperty("java.specification.version").compareTo("1.9") < 0;
49 private final boolean isJDK9 = !isJDK8;
50 private final boolean isJDK10 = isJDK9;
51 public final String osName = getHostOSName();
52 public final String osArch = getHostArchitectureName();
53 public final boolean windowsOs = System.getProperty("os.name", "").startsWith("Windows");
54 public final boolean linuxOs = System.getProperty("os.name", "").startsWith("Linux");
55
56 GraalHotSpotVMConfig(HotSpotVMConfigStore store) {
57 super(store);
58
59 assert narrowKlassShift <= logKlassAlignment;
60 assert narrowOopShift <= logMinObjAlignment();
61 oopEncoding = new CompressEncoding(narrowOopBase, narrowOopShift);
62 klassEncoding = new CompressEncoding(narrowKlassBase, narrowKlassShift);
63
64 assert check();
65 }
66
67 /**
68 * Gets the value of a static C++ field under two possible names. {@code name} is the preferred
69 * name and will be checked first.
70 *
71 * @param name fully qualified name of the field
72 * @param alternateName fully qualified alternate name of the field
73 * @param type the boxed type to which the constant value will be converted
74 * @param cppType if non-null, the expected C++ type of the field (e.g., {@code "HeapWord*"})
75 * @return the value of the requested field
76 * @throws JVMCIError if the field is not static or not present
77 */
78 public <T> T getFieldValueWithAlternate(String name, String alternateName, Class<T> type, String cppType) {
79 try {
80 return getFieldValue(name, type, cppType);
81 } catch (JVMCIError e) {
82 try {
83 return getFieldValue(alternateName, type, cppType);
84 } catch (JVMCIError e2) {
85 throw new JVMCIError("expected VM field not found: " + name + " or " + alternateName);
86 }
87 }
88 }
89
90 private final CompressEncoding oopEncoding;
91 private final CompressEncoding klassEncoding;
92
93 public CompressEncoding getOopEncoding() {
94 return oopEncoding;
95 }
96
97 public CompressEncoding getKlassEncoding() {
98 return klassEncoding;
99 }
100
101 /**
102 * Gets the host operating system name.
103 */
104 private static String getHostOSName() {
105 String osName = System.getProperty("os.name");
106 switch (osName) {
107 case "Linux":
108 osName = "linux";
109 break;
110 case "SunOS":
111 osName = "solaris";
112 break;
113 case "Mac OS X":
114 osName = "bsd";
115 break;
116 default:
117 // Of course Windows is different...
118 if (osName.startsWith("Windows")) {
119 osName = "windows";
120 } else {
121 throw new JVMCIError("Unexpected OS name: " + osName);
122 }
123 }
124 return osName;
125 }
126
127 private static String getHostArchitectureName() {
128 String arch = System.getProperty("os.arch");
129 switch (arch) {
130 case "x86_64":
131 arch = "amd64";
132 break;
133 case "sparcv9":
134 arch = "sparc";
135 break;
136 }
137 return arch;
138 }
139
140 private final Integer intRequiredOnAMD64 = osArch.equals("amd64") ? null : 0;
141 private final Long longRequiredOnAMD64 = osArch.equals("amd64") ? null : 0L;
142 private final Integer intNotPresentInJDK8 = isJDK8 ? 0 : null;
143 private final Long longNotPresentInJDK8 = isJDK8 ? 0L : null;
144
145 public final boolean cAssertions = getConstant("ASSERT", Boolean.class);
146
147 public final int codeEntryAlignment = getFlag("CodeEntryAlignment", Integer.class);
148 public final boolean enableContended = getFlag("EnableContended", Boolean.class);
149 public final boolean restrictContended = getFlag("RestrictContended", Boolean.class);
150 public final int contendedPaddingWidth = getFlag("ContendedPaddingWidth", Integer.class);
151 public final int fieldsAllocationStyle = getFlag("FieldsAllocationStyle", Integer.class);
152 public final boolean compactFields = getFlag("CompactFields", Boolean.class);
153 public final boolean verifyOops = getFlag("VerifyOops", Boolean.class);
154 public final boolean ciTime = getFlag("CITime", Boolean.class);
155 public final boolean ciTimeEach = getFlag("CITimeEach", Boolean.class);
156 public final boolean dontCompileHugeMethods = getFlag("DontCompileHugeMethods", Boolean.class);
157 public final int hugeMethodLimit = getFlag("HugeMethodLimit", Integer.class);
158 public final boolean printInlining = getFlag("PrintInlining", Boolean.class);
159 public final boolean inline = getFlag("Inline", Boolean.class);
160 public final boolean useFastLocking = getFlag("JVMCIUseFastLocking", Boolean.class);
161 public final boolean forceUnreachable = getFlag("ForceUnreachable", Boolean.class);
162 public final int codeSegmentSize = getFlag("CodeCacheSegmentSize", Integer.class);
163 public final boolean foldStableValues = getFlag("FoldStableValues", Boolean.class);
164
165 public final boolean useTLAB = getFlag("UseTLAB", Boolean.class);
166 public final boolean useBiasedLocking = getFlag("UseBiasedLocking", Boolean.class);
167 public final boolean usePopCountInstruction = getFlag("UsePopCountInstruction", Boolean.class);
168 public final boolean useAESIntrinsics = getFlag("UseAESIntrinsics", Boolean.class);
169 public final boolean useCRC32Intrinsics = getFlag("UseCRC32Intrinsics", Boolean.class);
170
171 private final boolean useMultiplyToLenIntrinsic = getFlag("UseMultiplyToLenIntrinsic", Boolean.class);
172 private final boolean useSHA1Intrinsics = getFlag("UseSHA1Intrinsics", Boolean.class);
173 private final boolean useSHA256Intrinsics = getFlag("UseSHA256Intrinsics", Boolean.class);
174 private final boolean useSHA512Intrinsics = getFlag("UseSHA512Intrinsics", Boolean.class);
175 private final boolean useMontgomeryMultiplyIntrinsic = getFlag("UseMontgomeryMultiplyIntrinsic", Boolean.class, false);
176 private final boolean useMontgomerySquareIntrinsic = getFlag("UseMontgomerySquareIntrinsic", Boolean.class, false);
177 private final boolean useMulAddIntrinsic = getFlag("UseMulAddIntrinsic", Boolean.class, false);
178 private final boolean useSquareToLenIntrinsic = getFlag("UseSquareToLenIntrinsic", Boolean.class, false);
179
180 /*
181 * These are methods because in some JDKs the flags are visible but the stubs themselves haven't
182 * been exported so we have to check both if the flag is on and if we have the stub.
183 */
184 public boolean useMultiplyToLenIntrinsic() {
185 return useMultiplyToLenIntrinsic && multiplyToLen != 0;
186 }
187
188 public boolean useSHA1Intrinsics() {
189 return useSHA1Intrinsics && sha1ImplCompress != 0;
190 }
191
192 public boolean useSHA256Intrinsics() {
193 return useSHA256Intrinsics && sha256ImplCompress != 0;
194 }
195
196 public boolean useSHA512Intrinsics() {
197 return useSHA512Intrinsics && sha512ImplCompress != 0;
198 }
199
200 public boolean useMontgomeryMultiplyIntrinsic() {
201 return useMontgomeryMultiplyIntrinsic && montgomeryMultiply != 0;
202 }
203
204 public boolean useMontgomerySquareIntrinsic() {
205 return useMontgomerySquareIntrinsic && montgomerySquare != 0;
206 }
207
208 public boolean useMulAddIntrinsic() {
209 return useMulAddIntrinsic && mulAdd != 0;
210 }
211
212 public boolean useSquareToLenIntrinsic() {
213 return useSquareToLenIntrinsic && squareToLen != 0;
214 }
215
216 public final boolean useG1GC = getFlag("UseG1GC", Boolean.class);
217 public final boolean useCMSGC = getFlag("UseConcMarkSweepGC", Boolean.class);
218
219 public final int allocatePrefetchStyle = getFlag("AllocatePrefetchStyle", Integer.class);
220 public final int allocatePrefetchInstr = getFlag("AllocatePrefetchInstr", Integer.class);
221 public final int allocatePrefetchLines = getFlag("AllocatePrefetchLines", Integer.class);
222 public final int allocateInstancePrefetchLines = getFlag("AllocateInstancePrefetchLines", Integer.class);
223 public final int allocatePrefetchStepSize = getFlag("AllocatePrefetchStepSize", Integer.class);
224 public final int allocatePrefetchDistance = getFlag("AllocatePrefetchDistance", Integer.class);
225
226 private final long universeCollectedHeap = getFieldValue("CompilerToVM::Data::Universe_collectedHeap", Long.class, "CollectedHeap*");
227 private final int collectedHeapTotalCollectionsOffset = getFieldOffset("CollectedHeap::_total_collections", Integer.class, "unsigned int");
228
229 public long gcTotalCollectionsAddress() {
230 return universeCollectedHeap + collectedHeapTotalCollectionsOffset;
231 }
232
233 public final boolean useDeferredInitBarriers = getFlag("ReduceInitialCardMarks", Boolean.class);
234
235 // Compressed Oops related values.
236 public final boolean useCompressedOops = getFlag("UseCompressedOops", Boolean.class);
237 public final boolean useCompressedClassPointers = getFlag("UseCompressedClassPointers", Boolean.class);
238
239 public final long narrowOopBase = getFieldValue("CompilerToVM::Data::Universe_narrow_oop_base", Long.class, "address");
240 public final int narrowOopShift = getFieldValue("CompilerToVM::Data::Universe_narrow_oop_shift", Integer.class, "int");
241 public final int objectAlignment = getFlag("ObjectAlignmentInBytes", Integer.class);
242
243 public final int minObjAlignment() {
244 return objectAlignment / heapWordSize;
245 }
246
247 public final int logMinObjAlignment() {
248 return (int) (Math.log(objectAlignment) / Math.log(2));
249 }
250
251 public final int narrowKlassSize = getFieldValue("CompilerToVM::Data::sizeof_narrowKlass", Integer.class, "int");
252 public final long narrowKlassBase = getFieldValue("CompilerToVM::Data::Universe_narrow_klass_base", Long.class, "address");
253 public final int narrowKlassShift = getFieldValue("CompilerToVM::Data::Universe_narrow_klass_shift", Integer.class, "int");
254 public final int logKlassAlignment = getConstant("LogKlassAlignmentInBytes", Integer.class);
255
256 public final int stackShadowPages = getFlag("StackShadowPages", Integer.class);
257 public final int stackReservedPages = getFlag("StackReservedPages", Integer.class, 0);
258 public final boolean useStackBanging = getFlag("UseStackBanging", Boolean.class);
259 public final int stackBias = getConstant("STACK_BIAS", Integer.class);
260 public final int vmPageSize = getFieldValue("CompilerToVM::Data::vm_page_size", Integer.class, "int");
261
262 public final int markOffset = getFieldOffset("oopDesc::_mark", Integer.class, "markOop");
263 public final int hubOffset = getFieldOffset("oopDesc::_metadata._klass", Integer.class, "Klass*");
264
265 public final int prototypeMarkWordOffset = getFieldOffset("Klass::_prototype_header", Integer.class, "markOop");
266 public final int subklassOffset = getFieldOffset("Klass::_subklass", Integer.class, "Klass*");
267 public final int nextSiblingOffset = getFieldOffset("Klass::_next_sibling", Integer.class, "Klass*");
268 public final int superCheckOffsetOffset = getFieldOffset("Klass::_super_check_offset", Integer.class, "juint");
269 public final int secondarySuperCacheOffset = getFieldOffset("Klass::_secondary_super_cache", Integer.class, "Klass*");
270 public final int secondarySupersOffset = getFieldOffset("Klass::_secondary_supers", Integer.class, "Array<Klass*>*");
271
272 public final boolean classMirrorIsHandle;
273 public final int classMirrorOffset;
274 {
275 String name = "Klass::_java_mirror";
276 int offset = -1;
277 boolean isHandle = false;
278 try {
279 offset = getFieldOffset(name, Integer.class, "oop");
280 } catch (JVMCIError e) {
281
282 }
283 if (offset == -1) {
284 try {
285 offset = getFieldOffset(name, Integer.class, "jobject");
286 isHandle = true;
287 } catch (JVMCIError e) {
288
289 }
290 }
291 if (offset == -1) {
292 throw new JVMCIError("cannot get offset of field " + name + " with type oop or jobject");
293 }
294 classMirrorOffset = offset;
295 classMirrorIsHandle = isHandle;
296 }
297
298 public final int klassSuperKlassOffset = getFieldOffset("Klass::_super", Integer.class, "Klass*");
299 public final int klassModifierFlagsOffset = getFieldOffset("Klass::_modifier_flags", Integer.class, "jint");
300 public final int klassAccessFlagsOffset = getFieldOffset("Klass::_access_flags", Integer.class, "AccessFlags");
301 public final int klassLayoutHelperOffset = getFieldOffset("Klass::_layout_helper", Integer.class, "jint");
302
303 public final int klassLayoutHelperNeutralValue = getConstant("Klass::_lh_neutral_value", Integer.class);
304 public final int layoutHelperLog2ElementSizeShift = getConstant("Klass::_lh_log2_element_size_shift", Integer.class);
305 public final int layoutHelperLog2ElementSizeMask = getConstant("Klass::_lh_log2_element_size_mask", Integer.class);
306 public final int layoutHelperElementTypeShift = getConstant("Klass::_lh_element_type_shift", Integer.class);
307 public final int layoutHelperElementTypeMask = getConstant("Klass::_lh_element_type_mask", Integer.class);
308 public final int layoutHelperHeaderSizeShift = getConstant("Klass::_lh_header_size_shift", Integer.class);
309 public final int layoutHelperHeaderSizeMask = getConstant("Klass::_lh_header_size_mask", Integer.class);
310 public final int layoutHelperArrayTagShift = getConstant("Klass::_lh_array_tag_shift", Integer.class);
311 public final int layoutHelperArrayTagTypeValue = getConstant("Klass::_lh_array_tag_type_value", Integer.class);
312 public final int layoutHelperArrayTagObjectValue = getConstant("Klass::_lh_array_tag_obj_value", Integer.class);
313
314 /**
315 * This filters out the bit that differentiates a type array from an object array.
316 */
317 public int layoutHelperElementTypePrimitiveInPlace() {
318 return (layoutHelperArrayTagTypeValue & ~layoutHelperArrayTagObjectValue) << layoutHelperArrayTagShift;
319 }
320
321 public final int vtableEntrySize = getFieldValue("CompilerToVM::Data::sizeof_vtableEntry", Integer.class, "int");
322 public final int vtableEntryMethodOffset = getFieldOffset("vtableEntry::_method", Integer.class, "Method*");
323
324 public final int instanceKlassInitStateOffset = getFieldOffset("InstanceKlass::_init_state", Integer.class, "u1");
325 public final int instanceKlassConstantsOffset = getFieldOffset("InstanceKlass::_constants", Integer.class, "ConstantPool*");
326 public final int instanceKlassFieldsOffset = getFieldOffset("InstanceKlass::_fields", Integer.class, "Array<u2>*");
327 public final int klassVtableStartOffset = getFieldValue("CompilerToVM::Data::Klass_vtable_start_offset", Integer.class, "int");
328 public final int klassVtableLengthOffset = getFieldValue("CompilerToVM::Data::Klass_vtable_length_offset", Integer.class, "int");
329
330 public final int instanceKlassStateLinked = getConstant("InstanceKlass::linked", Integer.class);
331 public final int instanceKlassStateFullyInitialized = getConstant("InstanceKlass::fully_initialized", Integer.class);
332
333 public final int arrayOopDescSize = getFieldValue("CompilerToVM::Data::sizeof_arrayOopDesc", Integer.class, "int");
334
335 /**
336 * The offset of the array length word in an array object's header.
337 *
338 * See {@code arrayOopDesc::length_offset_in_bytes()}.
339 */
340 public final int arrayOopDescLengthOffset() {
341 return useCompressedClassPointers ? hubOffset + narrowKlassSize : arrayOopDescSize;
342 }
343
344 public final int arrayU1LengthOffset = getFieldOffset("Array<int>::_length", Integer.class, "int");
345 public final int arrayU1DataOffset = getFieldOffset("Array<u1>::_data", Integer.class);
346 public final int arrayU2DataOffset = getFieldOffset("Array<u2>::_data", Integer.class);
347 public final int metaspaceArrayLengthOffset = getFieldOffset("Array<Klass*>::_length", Integer.class, "int");
348 public final int metaspaceArrayBaseOffset = getFieldOffset("Array<Klass*>::_data[0]", Integer.class, "Klass*");
349
350 public final int arrayClassElementOffset = getFieldOffset("ObjArrayKlass::_element_klass", Integer.class, "Klass*");
351
352 public final int fieldInfoAccessFlagsOffset = getConstant("FieldInfo::access_flags_offset", Integer.class);
353 public final int fieldInfoNameIndexOffset = getConstant("FieldInfo::name_index_offset", Integer.class);
354 public final int fieldInfoSignatureIndexOffset = getConstant("FieldInfo::signature_index_offset", Integer.class);
355 public final int fieldInfoInitvalIndexOffset = getConstant("FieldInfo::initval_index_offset", Integer.class);
356 public final int fieldInfoLowPackedOffset = getConstant("FieldInfo::low_packed_offset", Integer.class);
357 public final int fieldInfoHighPackedOffset = getConstant("FieldInfo::high_packed_offset", Integer.class);
358 public final int fieldInfoFieldSlots = getConstant("FieldInfo::field_slots", Integer.class);
359
360 public final int fieldInfoTagSize = getConstant("FIELDINFO_TAG_SIZE", Integer.class);
361
362 public final int jvmAccMonitorMatch = getConstant("JVM_ACC_MONITOR_MATCH", Integer.class);
363 public final int jvmAccHasMonitorBytecodes = getConstant("JVM_ACC_HAS_MONITOR_BYTECODES", Integer.class);
364 public final int jvmAccHasFinalizer = getConstant("JVM_ACC_HAS_FINALIZER", Integer.class);
365 public final int jvmAccFieldInternal = getConstant("JVM_ACC_FIELD_INTERNAL", Integer.class);
366 public final int jvmAccFieldStable = getConstant("JVM_ACC_FIELD_STABLE", Integer.class);
367 public final int jvmAccFieldHasGenericSignature = getConstant("JVM_ACC_FIELD_HAS_GENERIC_SIGNATURE", Integer.class);
368 public final int jvmAccWrittenFlags = getConstant("JVM_ACC_WRITTEN_FLAGS", Integer.class);
369 public final int jvmAccSynthetic = getConstant("JVM_ACC_SYNTHETIC", Integer.class);
370
371 public final int threadTlabOffset = getFieldOffset("Thread::_tlab", Integer.class, "ThreadLocalAllocBuffer");
372 public final int javaThreadAnchorOffset = getFieldOffset("JavaThread::_anchor", Integer.class, "JavaFrameAnchor");
373 public final int threadObjectOffset = getFieldOffset("JavaThread::_threadObj", Integer.class, "oop");
374 public final int osThreadOffset = getFieldOffset("JavaThread::_osthread", Integer.class, "OSThread*");
375 public final int javaThreadDirtyCardQueueOffset = getFieldOffset("JavaThread::_dirty_card_queue", Integer.class, "DirtyCardQueue");
376 public final int threadIsMethodHandleReturnOffset = getFieldOffset("JavaThread::_is_method_handle_return", Integer.class, "int");
377 public final int javaThreadSatbMarkQueueOffset = getFieldOffset("JavaThread::_satb_mark_queue", Integer.class);
378 public final int threadObjectResultOffset = getFieldOffset("JavaThread::_vm_result", Integer.class, "oop");
379 public final int jvmciCountersThreadOffset = getFieldOffset("JavaThread::_jvmci_counters", Integer.class, "jlong*");
380 public final int javaThreadReservedStackActivationOffset = getFieldOffset("JavaThread::_reserved_stack_activation", Integer.class, "address", intNotPresentInJDK8);
381
382 /**
383 * An invalid value for {@link #rtldDefault}.
384 */
385 public static final long INVALID_RTLD_DEFAULT_HANDLE = 0xDEADFACE;
386
387 /**
388 * Address of the library lookup routine. The C signature of this routine is:
389 *
390 * <pre>
391 * void* (const char *filename, char *ebuf, int ebuflen)
392 * </pre>
393 */
394 public final long dllLoad = getAddress("os::dll_load");
395
396 /**
397 * Address of the library lookup routine. The C signature of this routine is:
398 *
399 * <pre>
400 * void* (void* handle, const char* name)
401 * </pre>
402 */
403 public final long dllLookup = getAddress("os::dll_lookup");
404
405 /**
406 * A pseudo-handle which when used as the first argument to {@link #dllLookup} means lookup will
407 * return the first occurrence of the desired symbol using the default library search order. If
408 * this field is {@value #INVALID_RTLD_DEFAULT_HANDLE}, then this capability is not supported on
409 * the current platform.
410 */
411 public final long rtldDefault = getAddress("RTLD_DEFAULT", osName.equals("bsd") || osName.equals("linux") ? null : INVALID_RTLD_DEFAULT_HANDLE);
412
413 /**
414 * This field is used to pass exception objects into and out of the runtime system during
415 * exception handling for compiled code.
416 */
417 public final int threadExceptionOopOffset = getFieldOffset("JavaThread::_exception_oop", Integer.class, "oop");
418 public final int threadExceptionPcOffset = getFieldOffset("JavaThread::_exception_pc", Integer.class, "address");
419 public final int pendingExceptionOffset = getFieldOffset("ThreadShadow::_pending_exception", Integer.class, "oop");
420
421 public final int pendingDeoptimizationOffset = getFieldOffset("JavaThread::_pending_deoptimization", Integer.class, "int");
422 public final int pendingFailedSpeculationOffset = getFieldOffset("JavaThread::_pending_failed_speculation", Integer.class, "oop");
423 public final int pendingTransferToInterpreterOffset = getFieldOffset("JavaThread::_pending_transfer_to_interpreter", Integer.class, "bool");
424
425 private final int javaFrameAnchorLastJavaSpOffset = getFieldOffset("JavaFrameAnchor::_last_Java_sp", Integer.class, "intptr_t*");
426 private final int javaFrameAnchorLastJavaPcOffset = getFieldOffset("JavaFrameAnchor::_last_Java_pc", Integer.class, "address");
427
428 public int threadLastJavaSpOffset() {
429 return javaThreadAnchorOffset + javaFrameAnchorLastJavaSpOffset;
430 }
431
432 public int threadLastJavaPcOffset() {
433 return javaThreadAnchorOffset + javaFrameAnchorLastJavaPcOffset;
434 }
435
436 public int threadLastJavaFpOffset() {
437 assert osArch.equals("aarch64") || osArch.equals("amd64");
438 return javaThreadAnchorOffset + getFieldOffset("JavaFrameAnchor::_last_Java_fp", Integer.class, "intptr_t*");
439 }
440
441 public int threadJavaFrameAnchorFlagsOffset() {
442 assert osArch.equals("sparc");
443 return javaThreadAnchorOffset + getFieldOffset("JavaFrameAnchor::_flags", Integer.class, "int");
444 }
445
446 public final int runtimeCallStackSize = getConstant("frame::arg_reg_save_area_bytes", Integer.class, intRequiredOnAMD64);
447 public final int frameInterpreterFrameSenderSpOffset = getConstant("frame::interpreter_frame_sender_sp_offset", Integer.class, intRequiredOnAMD64);
448 public final int frameInterpreterFrameLastSpOffset = getConstant("frame::interpreter_frame_last_sp_offset", Integer.class, intRequiredOnAMD64);
449
450 private final int dirtyCardQueueBufferOffset = isJDK8 ? getFieldOffset("PtrQueue::_buf", Integer.class, "void**") : getConstant("dirtyCardQueueBufferOffset", Integer.class);
451 private final int dirtyCardQueueIndexOffset = isJDK8 ? getFieldOffset("PtrQueue::_index", Integer.class, "size_t") : getConstant("dirtyCardQueueIndexOffset", Integer.class);
452
453 private final int satbMarkQueueBufferOffset = getConstant("satbMarkQueueBufferOffset", Integer.class, intNotPresentInJDK8);
454 private final int satbMarkQueueIndexOffset = getConstant("satbMarkQueueIndexOffset", Integer.class, intNotPresentInJDK8);
455 private final int satbMarkQueueActiveOffset = isJDK8 ? getFieldOffset("PtrQueue::_active", Integer.class, "bool") : getConstant("satbMarkQueueActiveOffset", Integer.class, intNotPresentInJDK8);
456
457 public final int osThreadInterruptedOffset = getFieldOffset("OSThread::_interrupted", Integer.class, "jint");
458
459 public final long markOopDescHashShift = getConstant("markOopDesc::hash_shift", Long.class);
460
461 public final int biasedLockMaskInPlace = getConstant("markOopDesc::biased_lock_mask_in_place", Integer.class);
462 public final int ageMaskInPlace = getConstant("markOopDesc::age_mask_in_place", Integer.class);
463 public final int epochMaskInPlace = getConstant("markOopDesc::epoch_mask_in_place", Integer.class);
464 public final long markOopDescHashMask = getConstant("markOopDesc::hash_mask", Long.class);
465 public final long markOopDescHashMaskInPlace = getConstant("markOopDesc::hash_mask_in_place", Long.class);
466
467 public final int unlockedMask = getConstant("markOopDesc::unlocked_value", Integer.class);
468 public final int monitorMask = getConstant("markOopDesc::monitor_value", Integer.class, -1);
469 public final int biasedLockPattern = getConstant("markOopDesc::biased_lock_pattern", Integer.class);
470
471 // This field has no type in vmStructs.cpp
472 public final int objectMonitorOwner = getFieldOffset("ObjectMonitor::_owner", Integer.class, null, -1);
473 public final int objectMonitorRecursions = getFieldOffset("ObjectMonitor::_recursions", Integer.class, "intptr_t", -1);
474 public final int objectMonitorCxq = getFieldOffset("ObjectMonitor::_cxq", Integer.class, "ObjectWaiter*", -1);
475 public final int objectMonitorEntryList = getFieldOffset("ObjectMonitor::_EntryList", Integer.class, "ObjectWaiter*", -1);
476
477 public final int markWordNoHashInPlace = getConstant("markOopDesc::no_hash_in_place", Integer.class);
478 public final int markWordNoLockInPlace = getConstant("markOopDesc::no_lock_in_place", Integer.class);
479
480 /**
481 * See {@code markOopDesc::prototype()}.
482 */
483 public long arrayPrototypeMarkWord() {
484 return markWordNoHashInPlace | markWordNoLockInPlace;
485 }
486
487 /**
488 * See {@code markOopDesc::copy_set_hash()}.
489 */
490 public long tlabIntArrayMarkWord() {
491 long tmp = arrayPrototypeMarkWord() & (~markOopDescHashMaskInPlace);
492 tmp |= ((0x2 & markOopDescHashMask) << markOopDescHashShift);
493 return tmp;
494 }
495
496 /**
497 * Mark word right shift to get identity hash code.
498 */
499 public final int identityHashCodeShift = getConstant("markOopDesc::hash_shift", Integer.class);
500
501 /**
502 * Identity hash code value when uninitialized.
503 */
504 public final int uninitializedIdentityHashCodeValue = getConstant("markOopDesc::no_hash", Integer.class);
505
506 public final int methodAccessFlagsOffset = getFieldOffset("Method::_access_flags", Integer.class, "AccessFlags");
507 public final int methodConstMethodOffset = getFieldOffset("Method::_constMethod", Integer.class, "ConstMethod*");
508 public final int methodIntrinsicIdOffset = getFieldOffset("Method::_intrinsic_id", Integer.class, isJDK8 ? "u1" : "u2");
509 public final int methodFlagsOffset = getFieldOffset("Method::_flags", Integer.class, isJDK8 ? "u1" : "u2");
510 public final int methodVtableIndexOffset = getFieldOffset("Method::_vtable_index", Integer.class, "int");
511
512 public final int methodCountersOffset = getFieldOffset("Method::_method_counters", Integer.class, "MethodCounters*");
513 public final int methodDataOffset = getFieldOffset("Method::_method_data", Integer.class, "MethodData*");
514 public final int methodCompiledEntryOffset = getFieldOffset("Method::_from_compiled_entry", Integer.class, "address");
515 public final int methodCodeOffset = getFieldOffset("Method::_code", Integer.class, isJDK8 ? "nmethod*" : "CompiledMethod*");
516
517 public final int methodFlagsCallerSensitive = getConstant("Method::_caller_sensitive", Integer.class);
518 public final int methodFlagsForceInline = getConstant("Method::_force_inline", Integer.class);
519 public final int methodFlagsDontInline = getConstant("Method::_dont_inline", Integer.class);
520 public final int methodFlagsHidden = getConstant("Method::_hidden", Integer.class);
521 public final int nonvirtualVtableIndex = getConstant("Method::nonvirtual_vtable_index", Integer.class);
522 public final int invalidVtableIndex = getConstant("Method::invalid_vtable_index", Integer.class);
523
524 public final int invocationCounterOffset = getFieldOffset("MethodCounters::_invocation_counter", Integer.class, "InvocationCounter");
525 public final int backedgeCounterOffset = getFieldOffset("MethodCounters::_backedge_counter", Integer.class, "InvocationCounter");
526 public final int invocationCounterIncrement = getConstant("InvocationCounter::count_increment", Integer.class, intNotPresentInJDK8);
527 public final int invocationCounterShift = getConstant("InvocationCounter::count_shift", Integer.class, intNotPresentInJDK8);
528
529 public final int nmethodEntryOffset = getFieldOffset("nmethod::_verified_entry_point",
530 Integer.class, "address");
531 public final int compilationLevelFullOptimization = getConstant("CompLevel_full_optimization",
532 Integer.class);
533
534 public final int constantPoolSize = getFieldValue("CompilerToVM::Data::sizeof_ConstantPool", Integer.class, "int");
535 public final int constantPoolLengthOffset = getFieldOffset("ConstantPool::_length",
536 Integer.class, "int");
537
538 public final int heapWordSize = getConstant("HeapWordSize", Integer.class);
539
540 /**
541 * Bit pattern that represents a non-oop. Neither the high bits nor the low bits of this value
542 * are allowed to look like (respectively) the high or low bits of a real oop.
543 */
544 public final long nonOopBits = getFieldValue("CompilerToVM::Data::Universe_non_oop_bits", Long.class, "void*");
545
546 public final long verifyOopCounterAddress = getFieldAddress("StubRoutines::_verify_oop_count", "jint");
547 public final long verifyOopMask = getFieldValue("CompilerToVM::Data::Universe_verify_oop_mask", Long.class, "uintptr_t");
548 public final long verifyOopBits = getFieldValue("CompilerToVM::Data::Universe_verify_oop_bits", Long.class, "uintptr_t");
549
550 public final int logOfHRGrainBytes = getFieldValue("HeapRegion::LogOfHRGrainBytes", Integer.class, "int");
551
552 public final byte dirtyCardValue = isJDK10 ? getConstant("CardTable::dirty_card", Byte.class) :
553 (isJDK9 ? getConstant("CardTableModRefBS::dirty_card", Byte.class) :
554 getFieldValue("CompilerToVM::Data::dirty_card", Byte.class, "int"));
555 public final byte g1YoungCardValue = isJDK10 ? getConstant("G1CardTable::g1_young_gen", Byte.class) :
556 (isJDK9 ? getConstant("G1SATBCardTableModRefBS::g1_young_gen", Byte.class) :
557 getFieldValue("CompilerToVM::Data::g1_young_card", Byte.class, "int"));
558
559 public final long cardtableStartAddress = getFieldValue("CompilerToVM::Data::cardtable_start_address", Long.class, "jbyte*");
560 public final int cardtableShift = getFieldValue("CompilerToVM::Data::cardtable_shift", Integer.class, "int");
561
562 /**
563 * This is the largest stack offset encodeable in an OopMapValue. Offsets larger than this will
564 * throw an exception during code installation.
565 */
566 public final int maxOopMapStackOffset = getFieldValueWithAlternate("CompilerToVM::Data::_max_oop_map_stack_offset", "JVMCIRuntime::max_oop_map_stack_offset", Integer.class, "int");
567
568 public final long safepointPollingAddress = getFieldValue("os::_polling_page", Long.class, "address");
569
570 // G1 Collector Related Values.
571
572 public int g1CardQueueIndexOffset() {
573 return javaThreadDirtyCardQueueOffset + dirtyCardQueueIndexOffset;
574 }
575
576 public int g1CardQueueBufferOffset() {
577 return javaThreadDirtyCardQueueOffset + dirtyCardQueueBufferOffset;
578 }
579
580 public int g1SATBQueueMarkingOffset() {
581 return javaThreadSatbMarkQueueOffset + satbMarkQueueActiveOffset;
582 }
583
584 public int g1SATBQueueIndexOffset() {
585 return javaThreadSatbMarkQueueOffset + (isJDK8 ? dirtyCardQueueIndexOffset : satbMarkQueueIndexOffset);
586 }
587
588 public int g1SATBQueueBufferOffset() {
589 return javaThreadSatbMarkQueueOffset + (isJDK8 ? dirtyCardQueueBufferOffset : satbMarkQueueBufferOffset);
590 }
591
592 public final int klassOffset = getFieldValue("java_lang_Class::_klass_offset", Integer.class, "int");
593 public final int arrayKlassOffset = getFieldValue("java_lang_Class::_array_klass_offset", Integer.class, "int");
594
595 public final int basicLockSize = getFieldValue("CompilerToVM::Data::sizeof_BasicLock", Integer.class, "int");
596 public final int basicLockDisplacedHeaderOffset = getFieldOffset("BasicLock::_displaced_header", Integer.class, "markOop");
597
598 public final int threadAllocatedBytesOffset = getFieldOffset("Thread::_allocated_bytes", Integer.class, "jlong");
599
600 public final int tlabRefillWasteIncrement = getFlag("TLABWasteIncrement", Integer.class);
601
602 private final int threadLocalAllocBufferStartOffset = getFieldOffset("ThreadLocalAllocBuffer::_start", Integer.class, "HeapWord*");
603 private final int threadLocalAllocBufferEndOffset = getFieldOffset("ThreadLocalAllocBuffer::_end", Integer.class, "HeapWord*");
604 private final int threadLocalAllocBufferTopOffset = getFieldOffset("ThreadLocalAllocBuffer::_top", Integer.class, "HeapWord*");
605 private final int threadLocalAllocBufferPfTopOffset = getFieldOffset("ThreadLocalAllocBuffer::_pf_top", Integer.class, "HeapWord*");
606 private final int threadLocalAllocBufferSlowAllocationsOffset = getFieldOffset("ThreadLocalAllocBuffer::_slow_allocations", Integer.class, "unsigned");
607 private final int threadLocalAllocBufferFastRefillWasteOffset = getFieldOffset("ThreadLocalAllocBuffer::_fast_refill_waste", Integer.class, "unsigned");
608 private final int threadLocalAllocBufferNumberOfRefillsOffset = getFieldOffset("ThreadLocalAllocBuffer::_number_of_refills", Integer.class, "unsigned");
609 private final int threadLocalAllocBufferRefillWasteLimitOffset = getFieldOffset("ThreadLocalAllocBuffer::_refill_waste_limit", Integer.class, "size_t");
610 private final int threadLocalAllocBufferDesiredSizeOffset = getFieldOffset("ThreadLocalAllocBuffer::_desired_size", Integer.class, "size_t");
611
612 public int tlabSlowAllocationsOffset() {
613 return threadTlabOffset + threadLocalAllocBufferSlowAllocationsOffset;
614 }
615
616 public int tlabFastRefillWasteOffset() {
617 return threadTlabOffset + threadLocalAllocBufferFastRefillWasteOffset;
618 }
619
620 public int tlabNumberOfRefillsOffset() {
621 return threadTlabOffset + threadLocalAllocBufferNumberOfRefillsOffset;
622 }
623
624 public int tlabRefillWasteLimitOffset() {
625 return threadTlabOffset + threadLocalAllocBufferRefillWasteLimitOffset;
626 }
627
628 public int threadTlabSizeOffset() {
629 return threadTlabOffset + threadLocalAllocBufferDesiredSizeOffset;
630 }
631
632 public int threadTlabStartOffset() {
633 return threadTlabOffset + threadLocalAllocBufferStartOffset;
634 }
635
636 public int threadTlabEndOffset() {
637 return threadTlabOffset + threadLocalAllocBufferEndOffset;
638 }
639
640 public int threadTlabTopOffset() {
641 return threadTlabOffset + threadLocalAllocBufferTopOffset;
642 }
643
644 public int threadTlabPfTopOffset() {
645 return threadTlabOffset + threadLocalAllocBufferPfTopOffset;
646 }
647
648 public final int tlabAlignmentReserve = getFieldValue("CompilerToVM::Data::ThreadLocalAllocBuffer_alignment_reserve", Integer.class, "size_t");
649
650 public final boolean tlabStats = getFlag("TLABStats", Boolean.class);
651
652 // FIXME This is only temporary until the GC code is changed.
653 public final boolean inlineContiguousAllocationSupported = getFieldValue("CompilerToVM::Data::_supports_inline_contig_alloc", Boolean.class);
654 public final long heapEndAddress = getFieldValue("CompilerToVM::Data::_heap_end_addr", Long.class, "HeapWord**");
655 public final long heapTopAddress = getFieldValue("CompilerToVM::Data::_heap_top_addr", Long.class, isJDK8 ? "HeapWord**" : "HeapWord* volatile*");
656
657 public final long inlineCacheMissStub = getFieldValue("CompilerToVM::Data::SharedRuntime_ic_miss_stub", Long.class, "address");
658 public final long handleWrongMethodStub = getFieldValue("CompilerToVM::Data::SharedRuntime_handle_wrong_method_stub", Long.class, "address");
659
660 public final long handleDeoptStub = getFieldValue("CompilerToVM::Data::SharedRuntime_deopt_blob_unpack", Long.class, "address");
661 public final long uncommonTrapStub = getFieldValue("CompilerToVM::Data::SharedRuntime_deopt_blob_uncommon_trap", Long.class, "address");
662
663 public final long codeCacheLowBound = getFieldValue(isJDK8 ? "CompilerToVM::Data::CodeCache_low_bound" : "CodeCache::_low_bound", Long.class, "address");
664 public final long codeCacheHighBound = getFieldValue(isJDK8 ? "CompilerToVM::Data::CodeCache_high_bound" : "CodeCache::_high_bound", Long.class, "address");
665
666 public final long aescryptEncryptBlockStub = getFieldValue("StubRoutines::_aescrypt_encryptBlock", Long.class, "address");
667 public final long aescryptDecryptBlockStub = getFieldValue("StubRoutines::_aescrypt_decryptBlock", Long.class, "address");
668 public final long cipherBlockChainingEncryptAESCryptStub = getFieldValue("StubRoutines::_cipherBlockChaining_encryptAESCrypt", Long.class, "address");
669 public final long cipherBlockChainingDecryptAESCryptStub = getFieldValue("StubRoutines::_cipherBlockChaining_decryptAESCrypt", Long.class, "address");
670 public final long updateBytesCRC32Stub = getFieldValue("StubRoutines::_updateBytesCRC32", Long.class, "address");
671 public final long crcTableAddress = getFieldValue("StubRoutines::_crc_table_adr", Long.class, "address");
672
673 public final long sha1ImplCompress = getFieldValue("StubRoutines::_sha1_implCompress", Long.class, "address", 0L);
674 public final long sha1ImplCompressMB = getFieldValue("StubRoutines::_sha1_implCompressMB", Long.class, "address", 0L);
675 public final long sha256ImplCompress = getFieldValue("StubRoutines::_sha256_implCompress", Long.class, "address", 0L);
676 public final long sha256ImplCompressMB = getFieldValue("StubRoutines::_sha256_implCompressMB", Long.class, "address", 0L);
677 public final long sha512ImplCompress = getFieldValue("StubRoutines::_sha512_implCompress", Long.class, "address", 0L);
678 public final long sha512ImplCompressMB = getFieldValue("StubRoutines::_sha512_implCompressMB", Long.class, "address", 0L);
679 public final long multiplyToLen = getFieldValue("StubRoutines::_multiplyToLen", Long.class, "address", longRequiredOnAMD64);
680
681 public final long counterModeAESCrypt = getFieldValue("StubRoutines::_counterMode_AESCrypt", Long.class, "address", 0L);
682 public final long ghashProcessBlocks = getFieldValue("StubRoutines::_ghash_processBlocks", Long.class, "address", 0L);
683 public final long crc32cTableTddr = getFieldValue("StubRoutines::_crc32c_table_addr", Long.class, "address", 0L);
684 public final long updateBytesCRC32C = getFieldValue("StubRoutines::_updateBytesCRC32C", Long.class, "address", 0L);
685 public final long updateBytesAdler32 = getFieldValue("StubRoutines::_updateBytesAdler32", Long.class, "address", 0L);
686 public final long squareToLen = getFieldValue("StubRoutines::_squareToLen", Long.class, "address", longRequiredOnAMD64);
687 public final long mulAdd = getFieldValue("StubRoutines::_mulAdd", Long.class, "address", longRequiredOnAMD64);
688 public final long montgomeryMultiply = getFieldValue("StubRoutines::_montgomeryMultiply", Long.class, "address", longRequiredOnAMD64);
689 public final long montgomerySquare = getFieldValue("StubRoutines::_montgomerySquare", Long.class, "address", longRequiredOnAMD64);
690 public final long vectorizedMismatch = getFieldValue("StubRoutines::_vectorizedMismatch", Long.class, "address", 0L);
691
692 public final long throwDelayedStackOverflowErrorEntry = getFieldValue("StubRoutines::_throw_delayed_StackOverflowError_entry", Long.class, "address", longNotPresentInJDK8);
693
694 public final long jbyteArraycopy = getFieldValue("StubRoutines::_jbyte_arraycopy", Long.class, "address");
695 public final long jshortArraycopy = getFieldValue("StubRoutines::_jshort_arraycopy", Long.class, "address");
696 public final long jintArraycopy = getFieldValue("StubRoutines::_jint_arraycopy", Long.class, "address");
697 public final long jlongArraycopy = getFieldValue("StubRoutines::_jlong_arraycopy", Long.class, "address");
698 public final long oopArraycopy = getFieldValue("StubRoutines::_oop_arraycopy", Long.class, "address");
699 public final long oopArraycopyUninit = getFieldValue("StubRoutines::_oop_arraycopy_uninit", Long.class, "address");
700 public final long jbyteDisjointArraycopy = getFieldValue("StubRoutines::_jbyte_disjoint_arraycopy", Long.class, "address");
701 public final long jshortDisjointArraycopy = getFieldValue("StubRoutines::_jshort_disjoint_arraycopy", Long.class, "address");
702 public final long jintDisjointArraycopy = getFieldValue("StubRoutines::_jint_disjoint_arraycopy", Long.class, "address");
703 public final long jlongDisjointArraycopy = getFieldValue("StubRoutines::_jlong_disjoint_arraycopy", Long.class, "address");
704 public final long oopDisjointArraycopy = getFieldValue("StubRoutines::_oop_disjoint_arraycopy", Long.class, "address");
705 public final long oopDisjointArraycopyUninit = getFieldValue("StubRoutines::_oop_disjoint_arraycopy_uninit", Long.class, "address");
706 public final long jbyteAlignedArraycopy = getFieldValue("StubRoutines::_arrayof_jbyte_arraycopy", Long.class, "address");
707 public final long jshortAlignedArraycopy = getFieldValue("StubRoutines::_arrayof_jshort_arraycopy", Long.class, "address");
708 public final long jintAlignedArraycopy = getFieldValue("StubRoutines::_arrayof_jint_arraycopy", Long.class, "address");
709 public final long jlongAlignedArraycopy = getFieldValue("StubRoutines::_arrayof_jlong_arraycopy", Long.class, "address");
710 public final long oopAlignedArraycopy = getFieldValue("StubRoutines::_arrayof_oop_arraycopy", Long.class, "address");
711 public final long oopAlignedArraycopyUninit = getFieldValue("StubRoutines::_arrayof_oop_arraycopy_uninit", Long.class, "address");
712 public final long jbyteAlignedDisjointArraycopy = getFieldValue("StubRoutines::_arrayof_jbyte_disjoint_arraycopy", Long.class, "address");
713 public final long jshortAlignedDisjointArraycopy = getFieldValue("StubRoutines::_arrayof_jshort_disjoint_arraycopy", Long.class, "address");
714 public final long jintAlignedDisjointArraycopy = getFieldValue("StubRoutines::_arrayof_jint_disjoint_arraycopy", Long.class, "address");
715 public final long jlongAlignedDisjointArraycopy = getFieldValue("StubRoutines::_arrayof_jlong_disjoint_arraycopy", Long.class, "address");
716 public final long oopAlignedDisjointArraycopy = getFieldValue("StubRoutines::_arrayof_oop_disjoint_arraycopy", Long.class, "address");
717 public final long oopAlignedDisjointArraycopyUninit = getFieldValue("StubRoutines::_arrayof_oop_disjoint_arraycopy_uninit", Long.class, "address");
718 public final long checkcastArraycopy = getFieldValue("StubRoutines::_checkcast_arraycopy", Long.class, "address");
719 public final long checkcastArraycopyUninit = getFieldValue("StubRoutines::_checkcast_arraycopy_uninit", Long.class, "address");
720 public final long unsafeArraycopy = getFieldValue("StubRoutines::_unsafe_arraycopy", Long.class, "address");
721 public final long genericArraycopy = getFieldValue("StubRoutines::_generic_arraycopy", Long.class, "address");
722
723 public final long newInstanceAddress = getAddress("JVMCIRuntime::new_instance");
724 public final long newArrayAddress = getAddress("JVMCIRuntime::new_array");
725 public final long newMultiArrayAddress = getAddress("JVMCIRuntime::new_multi_array");
726 public final long dynamicNewArrayAddress = getAddress("JVMCIRuntime::dynamic_new_array");
727 public final long dynamicNewInstanceAddress = getAddress("JVMCIRuntime::dynamic_new_instance");
728
729 public final long threadIsInterruptedAddress = getAddress("JVMCIRuntime::thread_is_interrupted");
730 public final long vmMessageAddress = getAddress("JVMCIRuntime::vm_message");
731 public final long identityHashCodeAddress = getAddress("JVMCIRuntime::identity_hash_code");
732 public final long exceptionHandlerForPcAddress = getAddress("JVMCIRuntime::exception_handler_for_pc");
733 public final long monitorenterAddress = getAddress("JVMCIRuntime::monitorenter");
734 public final long monitorexitAddress = getAddress("JVMCIRuntime::monitorexit");
735 public final long throwAndPostJvmtiExceptionAddress = getAddress("JVMCIRuntime::throw_and_post_jvmti_exception");
736 public final long throwKlassExternalNameExceptionAddress = getAddress("JVMCIRuntime::throw_klass_external_name_exception");
737 public final long throwClassCastExceptionAddress = getAddress("JVMCIRuntime::throw_class_cast_exception");
738 public final long logPrimitiveAddress = getAddress("JVMCIRuntime::log_primitive");
739 public final long logObjectAddress = getAddress("JVMCIRuntime::log_object");
740 public final long logPrintfAddress = getAddress("JVMCIRuntime::log_printf");
741 public final long vmErrorAddress = getAddress("JVMCIRuntime::vm_error");
742 public final long loadAndClearExceptionAddress = getAddress("JVMCIRuntime::load_and_clear_exception");
743 public final long writeBarrierPreAddress = getAddress("JVMCIRuntime::write_barrier_pre");
744 public final long writeBarrierPostAddress = getAddress("JVMCIRuntime::write_barrier_post");
745 public final long validateObject = getAddress("JVMCIRuntime::validate_object");
746
747 public final long testDeoptimizeCallInt = getAddress("JVMCIRuntime::test_deoptimize_call_int");
748
749 public final long registerFinalizerAddress = getAddress("SharedRuntime::register_finalizer");
750 public final long exceptionHandlerForReturnAddressAddress = getAddress("SharedRuntime::exception_handler_for_return_address");
751 public final long osrMigrationEndAddress = getAddress("SharedRuntime::OSR_migration_end");
752 public final long enableStackReservedZoneAddress = getAddress("SharedRuntime::enable_stack_reserved_zone", longNotPresentInJDK8);
753
754 public final long javaTimeMillisAddress = getAddress("os::javaTimeMillis");
755 public final long javaTimeNanosAddress = getAddress("os::javaTimeNanos");
756 public final long arithmeticSinAddress = getFieldValue("CompilerToVM::Data::dsin", Long.class, "address");
757 public final long arithmeticCosAddress = getFieldValue("CompilerToVM::Data::dcos", Long.class, "address");
758 public final long arithmeticTanAddress = getFieldValue("CompilerToVM::Data::dtan", Long.class, "address");
759 public final long arithmeticExpAddress = getFieldValue("CompilerToVM::Data::dexp", Long.class, "address");
760 public final long arithmeticLogAddress = getFieldValue("CompilerToVM::Data::dlog", Long.class, "address");
761 public final long arithmeticLog10Address = getFieldValue("CompilerToVM::Data::dlog10", Long.class, "address");
762 public final long arithmeticPowAddress = getFieldValue("CompilerToVM::Data::dpow", Long.class, "address");
763
764 public final long fremAddress = getAddress("SharedRuntime::frem");
765 public final long dremAddress = getAddress("SharedRuntime::drem");
766
767 public final int jvmciCountersSize = getFlag("JVMCICounterSize", Integer.class);
768
769 public final long deoptimizationFetchUnrollInfo = getAddress("Deoptimization::fetch_unroll_info");
770 public final long deoptimizationUncommonTrap = getAddress("Deoptimization::uncommon_trap");
771 public final long deoptimizationUnpackFrames = getAddress("Deoptimization::unpack_frames");
772
773 public final int deoptimizationUnpackDeopt = getConstant("Deoptimization::Unpack_deopt", Integer.class);
774 public final int deoptimizationUnpackException = getConstant("Deoptimization::Unpack_exception", Integer.class);
775 public final int deoptimizationUnpackUncommonTrap = getConstant("Deoptimization::Unpack_uncommon_trap", Integer.class);
776 public final int deoptimizationUnpackReexecute = getConstant("Deoptimization::Unpack_reexecute", Integer.class);
777
778 public final int deoptimizationUnrollBlockSizeOfDeoptimizedFrameOffset = getFieldOffset("Deoptimization::UnrollBlock::_size_of_deoptimized_frame", Integer.class, "int");
779 public final int deoptimizationUnrollBlockCallerAdjustmentOffset = getFieldOffset("Deoptimization::UnrollBlock::_caller_adjustment", Integer.class, "int");
780 public final int deoptimizationUnrollBlockNumberOfFramesOffset = getFieldOffset("Deoptimization::UnrollBlock::_number_of_frames", Integer.class, "int");
781 public final int deoptimizationUnrollBlockTotalFrameSizesOffset = getFieldOffset("Deoptimization::UnrollBlock::_total_frame_sizes", Integer.class, "int");
782 public final int deoptimizationUnrollBlockUnpackKindOffset = getFieldOffset("Deoptimization::UnrollBlock::_unpack_kind", Integer.class, "int");
783 public final int deoptimizationUnrollBlockFrameSizesOffset = getFieldOffset("Deoptimization::UnrollBlock::_frame_sizes", Integer.class, "intptr_t*");
784 public final int deoptimizationUnrollBlockFramePcsOffset = getFieldOffset("Deoptimization::UnrollBlock::_frame_pcs", Integer.class, "address*");
785 public final int deoptimizationUnrollBlockInitialInfoOffset = getFieldOffset("Deoptimization::UnrollBlock::_initial_info", Integer.class, "intptr_t");
786
787 // Checkstyle: stop
788 public final int MARKID_VERIFIED_ENTRY = getConstant("CodeInstaller::VERIFIED_ENTRY", Integer.class);
789 public final int MARKID_UNVERIFIED_ENTRY = getConstant("CodeInstaller::UNVERIFIED_ENTRY", Integer.class);
790 public final int MARKID_OSR_ENTRY = getConstant("CodeInstaller::OSR_ENTRY", Integer.class);
791 public final int MARKID_EXCEPTION_HANDLER_ENTRY = getConstant("CodeInstaller::EXCEPTION_HANDLER_ENTRY", Integer.class);
792 public final int MARKID_DEOPT_HANDLER_ENTRY = getConstant("CodeInstaller::DEOPT_HANDLER_ENTRY", Integer.class);
793 public final int MARKID_INVOKEINTERFACE = getConstant("CodeInstaller::INVOKEINTERFACE", Integer.class);
794 public final int MARKID_INVOKEVIRTUAL = getConstant("CodeInstaller::INVOKEVIRTUAL", Integer.class);
795 public final int MARKID_INVOKESTATIC = getConstant("CodeInstaller::INVOKESTATIC", Integer.class);
796 public final int MARKID_INVOKESPECIAL = getConstant("CodeInstaller::INVOKESPECIAL", Integer.class);
797 public final int MARKID_INLINE_INVOKE = getConstant("CodeInstaller::INLINE_INVOKE", Integer.class);
798 public final int MARKID_POLL_NEAR = getConstant("CodeInstaller::POLL_NEAR", Integer.class);
799 public final int MARKID_POLL_RETURN_NEAR = getConstant("CodeInstaller::POLL_RETURN_NEAR", Integer.class);
800 public final int MARKID_POLL_FAR = getConstant("CodeInstaller::POLL_FAR", Integer.class);
801 public final int MARKID_POLL_RETURN_FAR = getConstant("CodeInstaller::POLL_RETURN_FAR", Integer.class);
802 public final int MARKID_CARD_TABLE_SHIFT = getConstant("CodeInstaller::CARD_TABLE_SHIFT", Integer.class);
803 public final int MARKID_CARD_TABLE_ADDRESS = getConstant("CodeInstaller::CARD_TABLE_ADDRESS", Integer.class);
804 public final int MARKID_INVOKE_INVALID = getConstant("CodeInstaller::INVOKE_INVALID", Integer.class);
805
806 /**
807 * The following constants are given default values here since they are missing in the native
808 * JVMCI-8 code but are still required for {@link GraalHotSpotVMConfigNode#canonical} to work in
809 * a JDK8 environment.
810 */
811 public final int MARKID_HEAP_TOP_ADDRESS = getConstant("CodeInstaller::HEAP_TOP_ADDRESS", Integer.class, 17);
812 public final int MARKID_HEAP_END_ADDRESS = getConstant("CodeInstaller::HEAP_END_ADDRESS", Integer.class, 18);
813 public final int MARKID_NARROW_KLASS_BASE_ADDRESS = getConstant("CodeInstaller::NARROW_KLASS_BASE_ADDRESS", Integer.class, 19);
814 public final int MARKID_NARROW_OOP_BASE_ADDRESS = getConstant("CodeInstaller::NARROW_OOP_BASE_ADDRESS", Integer.class, 20);
815 public final int MARKID_CRC_TABLE_ADDRESS = getConstant("CodeInstaller::CRC_TABLE_ADDRESS", Integer.class, 21);
816 public final int MARKID_LOG_OF_HEAP_REGION_GRAIN_BYTES = getConstant("CodeInstaller::LOG_OF_HEAP_REGION_GRAIN_BYTES", Integer.class, 22);
817 public final int MARKID_INLINE_CONTIGUOUS_ALLOCATION_SUPPORTED = getConstant("CodeInstaller::INLINE_CONTIGUOUS_ALLOCATION_SUPPORTED", Integer.class, 23);
818
819 // Checkstyle: resume
820
821 protected boolean check() {
822 for (Field f : getClass().getDeclaredFields()) {
823 int modifiers = f.getModifiers();
824 if (Modifier.isPublic(modifiers) && !Modifier.isStatic(modifiers)) {
825 assert Modifier.isFinal(modifiers) : "field should be final: " + f;
826 }
827 }
828
829 assert codeEntryAlignment > 0 : codeEntryAlignment;
830 return true;
831 }
832 }