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
24 #include "precompiled.hpp"
25 #include "classfile/javaClasses.inline.hpp"
26 #include "code/codeCache.hpp"
27 #include "code/scopeDesc.hpp"
28 #include "interpreter/linkResolver.hpp"
29 #include "memory/oopFactory.hpp"
30 #include "oops/generateOopMap.hpp"
31 #include "oops/fieldStreams.hpp"
32 #include "oops/oop.inline.hpp"
33 #include "oops/objArrayOop.inline.hpp"
34 #include "runtime/fieldDescriptor.hpp"
35 #include "runtime/javaCalls.hpp"
36 #include "jvmci/jvmciRuntime.hpp"
37 #include "compiler/abstractCompiler.hpp"
38 #include "compiler/compileBroker.hpp"
39 #include "compiler/compilerOracle.hpp"
40 #include "compiler/disassembler.hpp"
41 #include "compiler/oopMap.hpp"
42 #include "jvmci/jvmciCompilerToVM.hpp"
43 #include "jvmci/jvmciCompiler.hpp"
44 #include "jvmci/jvmciEnv.hpp"
45 #include "jvmci/jvmciJavaClasses.hpp"
46 #include "jvmci/jvmciCodeInstaller.hpp"
47 #include "gc/g1/heapRegion.hpp"
48 #include "runtime/javaCalls.hpp"
49 #include "runtime/deoptimization.hpp"
50 #include "runtime/vframe.hpp"
51 #include "runtime/vframe_hp.hpp"
52 #include "runtime/vmStructs.hpp"
53
54
55 // Entry to native method implementation that transitions current thread to '_thread_in_vm'.
56 #define C2V_VMENTRY(result_type, name, signature) \
57 JNIEXPORT result_type JNICALL c2v_ ## name signature { \
58 TRACE_jvmci_1("CompilerToVM::" #name); \
59 TRACE_CALL(result_type, jvmci_ ## name signature) \
60 JVMCI_VM_ENTRY_MARK; \
61
62 #define C2V_END }
63
64 oop CompilerToVM::get_jvmci_method(const methodHandle& method, TRAPS) {
65 if (method() != NULL) {
66 JavaValue result(T_OBJECT);
67 JavaCallArguments args;
68 args.push_long((jlong) (address) method());
69 JavaCalls::call_static(&result, SystemDictionary::HotSpotResolvedJavaMethodImpl_klass(), vmSymbols::fromMetaspace_name(), vmSymbols::method_fromMetaspace_signature(), &args, CHECK_NULL);
70
71 return (oop)result.get_jobject();
72 }
73 return NULL;
74 }
75
76 oop CompilerToVM::get_jvmci_type(KlassHandle klass, TRAPS) {
77 if (klass() != NULL) {
78 JavaValue result(T_OBJECT);
79 JavaCallArguments args;
80 args.push_oop(klass->java_mirror());
81 JavaCalls::call_static(&result, SystemDictionary::HotSpotResolvedObjectTypeImpl_klass(), vmSymbols::fromMetaspace_name(), vmSymbols::klass_fromMetaspace_signature(), &args, CHECK_NULL);
82
83 return (oop)result.get_jobject();
84 }
85 return NULL;
86 }
87
88 void CompilerToVM::invalidate_installed_code(Handle installedCode, TRAPS) {
89 if (installedCode() == NULL) {
90 THROW(vmSymbols::java_lang_NullPointerException());
91 }
92 jlong nativeMethod = InstalledCode::address(installedCode);
93 nmethod* nm = (nmethod*)nativeMethod;
94 assert(nm == NULL || nm->jvmci_installed_code() == installedCode(), "sanity check");
95 if (nm != NULL && nm->is_alive()) {
96 // The nmethod state machinery maintains the link between the
97 // HotSpotInstalledCode and nmethod* so as long as the nmethod appears to be
98 // alive assume there is work to do and deoptimize the nmethod.
99 nm->mark_for_deoptimization();
100 VM_Deoptimize op;
101 VMThread::execute(&op);
102 }
103 InstalledCode::set_address(installedCode, 0);
104 }
105
106 extern "C" {
107 extern VMStructEntry* gHotSpotVMStructs;
108 extern uint64_t gHotSpotVMStructEntryTypeNameOffset;
109 extern uint64_t gHotSpotVMStructEntryFieldNameOffset;
110 extern uint64_t gHotSpotVMStructEntryTypeStringOffset;
111 extern uint64_t gHotSpotVMStructEntryIsStaticOffset;
112 extern uint64_t gHotSpotVMStructEntryOffsetOffset;
113 extern uint64_t gHotSpotVMStructEntryAddressOffset;
114 extern uint64_t gHotSpotVMStructEntryArrayStride;
115
116 extern VMTypeEntry* gHotSpotVMTypes;
117 extern uint64_t gHotSpotVMTypeEntryTypeNameOffset;
118 extern uint64_t gHotSpotVMTypeEntrySuperclassNameOffset;
119 extern uint64_t gHotSpotVMTypeEntryIsOopTypeOffset;
120 extern uint64_t gHotSpotVMTypeEntryIsIntegerTypeOffset;
121 extern uint64_t gHotSpotVMTypeEntryIsUnsignedOffset;
122 extern uint64_t gHotSpotVMTypeEntrySizeOffset;
123 extern uint64_t gHotSpotVMTypeEntryArrayStride;
124
125 extern VMIntConstantEntry* gHotSpotVMIntConstants;
126 extern uint64_t gHotSpotVMIntConstantEntryNameOffset;
127 extern uint64_t gHotSpotVMIntConstantEntryValueOffset;
128 extern uint64_t gHotSpotVMIntConstantEntryArrayStride;
129
130 extern VMLongConstantEntry* gHotSpotVMLongConstants;
131 extern uint64_t gHotSpotVMLongConstantEntryNameOffset;
132 extern uint64_t gHotSpotVMLongConstantEntryValueOffset;
133 extern uint64_t gHotSpotVMLongConstantEntryArrayStride;
134
135 extern VMAddressEntry* gHotSpotVMAddresses;
136 extern uint64_t gHotSpotVMAddressEntryNameOffset;
137 extern uint64_t gHotSpotVMAddressEntryValueOffset;
138 extern uint64_t gHotSpotVMAddressEntryArrayStride;
139 }
140
141 // FIXME This is only temporary until the GC code is changed.
142 bool CompilerToVM::_supports_inline_contig_alloc;
143 HeapWord** CompilerToVM::_heap_end_addr;
144 HeapWord** CompilerToVM::_heap_top_addr;
145
146 /**
147 * We put all gHotSpotVM values in an array so we can read them easily from Java.
148 */
149 static uintptr_t ciHotSpotVMData[28];
150
151 C2V_VMENTRY(jlong, initializeConfiguration, (JNIEnv *env, jobject))
152 ciHotSpotVMData[0] = (uintptr_t) gHotSpotVMStructs;
153 ciHotSpotVMData[1] = gHotSpotVMStructEntryTypeNameOffset;
154 ciHotSpotVMData[2] = gHotSpotVMStructEntryFieldNameOffset;
155 ciHotSpotVMData[3] = gHotSpotVMStructEntryTypeStringOffset;
156 ciHotSpotVMData[4] = gHotSpotVMStructEntryIsStaticOffset;
157 ciHotSpotVMData[5] = gHotSpotVMStructEntryOffsetOffset;
158 ciHotSpotVMData[6] = gHotSpotVMStructEntryAddressOffset;
159 ciHotSpotVMData[7] = gHotSpotVMStructEntryArrayStride;
160
161 ciHotSpotVMData[8] = (uintptr_t) gHotSpotVMTypes;
162 ciHotSpotVMData[9] = gHotSpotVMTypeEntryTypeNameOffset;
163 ciHotSpotVMData[10] = gHotSpotVMTypeEntrySuperclassNameOffset;
164 ciHotSpotVMData[11] = gHotSpotVMTypeEntryIsOopTypeOffset;
165 ciHotSpotVMData[12] = gHotSpotVMTypeEntryIsIntegerTypeOffset;
166 ciHotSpotVMData[13] = gHotSpotVMTypeEntryIsUnsignedOffset;
167 ciHotSpotVMData[14] = gHotSpotVMTypeEntrySizeOffset;
168 ciHotSpotVMData[15] = gHotSpotVMTypeEntryArrayStride;
169
170 ciHotSpotVMData[16] = (uintptr_t) gHotSpotVMIntConstants;
171 ciHotSpotVMData[17] = gHotSpotVMIntConstantEntryNameOffset;
172 ciHotSpotVMData[18] = gHotSpotVMIntConstantEntryValueOffset;
173 ciHotSpotVMData[19] = gHotSpotVMIntConstantEntryArrayStride;
174
175 ciHotSpotVMData[20] = (uintptr_t) gHotSpotVMLongConstants;
176 ciHotSpotVMData[21] = gHotSpotVMLongConstantEntryNameOffset;
177 ciHotSpotVMData[22] = gHotSpotVMLongConstantEntryValueOffset;
178 ciHotSpotVMData[23] = gHotSpotVMLongConstantEntryArrayStride;
179
180 ciHotSpotVMData[24] = (uintptr_t) gHotSpotVMAddresses;
181 ciHotSpotVMData[25] = gHotSpotVMAddressEntryNameOffset;
182 ciHotSpotVMData[26] = gHotSpotVMAddressEntryValueOffset;
183 ciHotSpotVMData[27] = gHotSpotVMAddressEntryArrayStride;
184
185 // FIXME This is only temporary until the GC code is changed.
186 CompilerToVM::_supports_inline_contig_alloc = Universe::heap()->supports_inline_contig_alloc();
187 CompilerToVM::_heap_end_addr = CompilerToVM::_supports_inline_contig_alloc ? Universe::heap()->end_addr() : (HeapWord**) -1;
188 CompilerToVM::_heap_top_addr = CompilerToVM::_supports_inline_contig_alloc ? Universe::heap()->top_addr() : (HeapWord**) -1;
189
190 return (jlong) (address) &ciHotSpotVMData;
191 C2V_END
192
193 C2V_VMENTRY(jbyteArray, getBytecode, (JNIEnv *, jobject, jobject jvmci_method))
194 methodHandle method = CompilerToVM::asMethod(jvmci_method);
195 ResourceMark rm;
196
197 int code_size = method->code_size();
198 typeArrayOop reconstituted_code = oopFactory::new_byteArray(code_size, CHECK_NULL);
199
200 guarantee(method->method_holder()->is_rewritten(), "Method's holder should be rewritten");
201 // iterate over all bytecodes and replace non-Java bytecodes
202
203 for (BytecodeStream s(method); s.next() != Bytecodes::_illegal; ) {
204 Bytecodes::Code code = s.code();
205 Bytecodes::Code raw_code = s.raw_code();
206 int bci = s.bci();
207 int len = s.instruction_size();
208
209 // Restore original byte code.
210 reconstituted_code->byte_at_put(bci, (jbyte) (s.is_wide()? Bytecodes::_wide : code));
211 if (len > 1) {
212 memcpy(reconstituted_code->byte_at_addr(bci + 1), s.bcp()+1, len-1);
213 }
214
215 if (len > 1) {
216 // Restore the big-endian constant pool indexes.
217 // Cf. Rewriter::scan_method
218 switch (code) {
219 case Bytecodes::_getstatic:
220 case Bytecodes::_putstatic:
221 case Bytecodes::_getfield:
222 case Bytecodes::_putfield:
223 case Bytecodes::_invokevirtual:
224 case Bytecodes::_invokespecial:
225 case Bytecodes::_invokestatic:
226 case Bytecodes::_invokeinterface:
227 case Bytecodes::_invokehandle: {
228 int cp_index = Bytes::get_native_u2((address) reconstituted_code->byte_at_addr(bci + 1));
229 Bytes::put_Java_u2((address) reconstituted_code->byte_at_addr(bci + 1), (u2) cp_index);
230 break;
231 }
232
233 case Bytecodes::_invokedynamic:
234 int cp_index = Bytes::get_native_u4((address) reconstituted_code->byte_at_addr(bci + 1));
235 Bytes::put_Java_u4((address) reconstituted_code->byte_at_addr(bci + 1), (u4) cp_index);
236 break;
237 }
238
239 // Not all ldc byte code are rewritten.
240 switch (raw_code) {
241 case Bytecodes::_fast_aldc: {
242 int cpc_index = reconstituted_code->byte_at(bci + 1) & 0xff;
243 int cp_index = method->constants()->object_to_cp_index(cpc_index);
244 assert(cp_index < method->constants()->length(), "sanity check");
245 reconstituted_code->byte_at_put(bci + 1, (jbyte) cp_index);
246 break;
247 }
248
249 case Bytecodes::_fast_aldc_w: {
250 int cpc_index = Bytes::get_native_u2((address) reconstituted_code->byte_at_addr(bci + 1));
251 int cp_index = method->constants()->object_to_cp_index(cpc_index);
252 assert(cp_index < method->constants()->length(), "sanity check");
253 Bytes::put_Java_u2((address) reconstituted_code->byte_at_addr(bci + 1), (u2) cp_index);
254 break;
255 }
256 }
257 }
258 }
259
260 return (jbyteArray) JNIHandles::make_local(THREAD, reconstituted_code);
261 C2V_END
262
263 C2V_VMENTRY(jint, getExceptionTableLength, (JNIEnv *, jobject, jobject jvmci_method))
264 ResourceMark rm;
265 methodHandle method = CompilerToVM::asMethod(jvmci_method);
266 return method->exception_table_length();
267 C2V_END
268
269 C2V_VMENTRY(jlong, getExceptionTableStart, (JNIEnv *, jobject, jobject jvmci_method))
270 ResourceMark rm;
271 methodHandle method = CompilerToVM::asMethod(jvmci_method);
272 if (method->exception_table_length() == 0) {
273 return 0L;
274 }
275 return (jlong) (address) method->exception_table_start();
276 C2V_END
277
278 C2V_VMENTRY(jobject, getResolvedJavaMethodAtSlot, (JNIEnv *, jobject, jclass holder_handle, jint slot))
279 oop java_class = JNIHandles::resolve(holder_handle);
280 Klass* holder = java_lang_Class::as_Klass(java_class);
281 methodHandle method = InstanceKlass::cast(holder)->method_with_idnum(slot);
282 oop result = CompilerToVM::get_jvmci_method(method, CHECK_NULL);
283 return JNIHandles::make_local(THREAD, result);
284 }
285
286 C2V_VMENTRY(jobject, getResolvedJavaMethod, (JNIEnv *, jobject, jobject base, jlong offset))
287 methodHandle method;
288 oop base_object = JNIHandles::resolve(base);
289 if (base_object == NULL) {
290 method = *((Method**)(offset));
291 } else if (base_object->is_a(SystemDictionary::MemberName_klass())) {
292 method = (Method*) (intptr_t) base_object->long_field(offset);
293 } else if (base_object->is_a(SystemDictionary::HotSpotResolvedJavaMethodImpl_klass())) {
294 method = *((Method**)(HotSpotResolvedJavaMethodImpl::metaspaceMethod(base_object) + offset));
295 } else {
296 THROW_MSG_0(vmSymbols::java_lang_IllegalArgumentException(),
297 err_msg("Unexpected type: %s", base_object->klass()->external_name()));
298 }
299 assert (method.is_null() || method->is_method(), "invalid read");
300 oop result = CompilerToVM::get_jvmci_method(method, CHECK_NULL);
301 return JNIHandles::make_local(THREAD, result);
302 }
303
304 C2V_VMENTRY(jobject, getConstantPool, (JNIEnv *, jobject, jobject base, jlong offset))
305 constantPoolHandle cp;
306 oop base_object = JNIHandles::resolve(base);
307 jlong base_address = 0;
308 if (base_object != NULL) {
309 if (base_object->is_a(SystemDictionary::HotSpotResolvedJavaMethodImpl_klass())) {
310 base_address = HotSpotResolvedJavaMethodImpl::metaspaceMethod(base_object);
311 } else if (base_object->is_a(SystemDictionary::HotSpotConstantPool_klass())) {
312 base_address = HotSpotConstantPool::metaspaceConstantPool(base_object);
313 } else if (base_object->is_a(SystemDictionary::HotSpotResolvedObjectTypeImpl_klass())) {
314 base_address = (jlong) CompilerToVM::asKlass(base_object);
315 } else {
316 THROW_MSG_0(vmSymbols::java_lang_IllegalArgumentException(),
317 err_msg("Unexpected type: %s", base_object->klass()->external_name()));
318 }
319 }
320 cp = *((ConstantPool**) (intptr_t) (base_address + offset));
321 if (!cp.is_null()) {
322 JavaValue method_result(T_OBJECT);
323 JavaCallArguments args;
324 args.push_long((jlong) (address) cp());
325 JavaCalls::call_static(&method_result, SystemDictionary::HotSpotConstantPool_klass(), vmSymbols::fromMetaspace_name(), vmSymbols::constantPool_fromMetaspace_signature(), &args, CHECK_NULL);
326 return JNIHandles::make_local(THREAD, (oop)method_result.get_jobject());
327 }
328 return NULL;
329 }
330
331 C2V_VMENTRY(jobject, getResolvedJavaType, (JNIEnv *, jobject, jobject base, jlong offset, jboolean compressed))
332 KlassHandle klass;
333 oop base_object = JNIHandles::resolve(base);
334 jlong base_address = 0;
335 if (base_object != NULL && offset == oopDesc::klass_offset_in_bytes()) {
336 klass = base_object->klass();
337 } else if (!compressed) {
338 if (base_object != NULL) {
339 if (base_object->is_a(SystemDictionary::HotSpotResolvedJavaMethodImpl_klass())) {
340 base_address = HotSpotResolvedJavaMethodImpl::metaspaceMethod(base_object);
341 } else if (base_object->is_a(SystemDictionary::HotSpotConstantPool_klass())) {
342 base_address = HotSpotConstantPool::metaspaceConstantPool(base_object);
343 } else if (base_object->is_a(SystemDictionary::HotSpotResolvedObjectTypeImpl_klass())) {
344 base_address = (jlong) CompilerToVM::asKlass(base_object);
345 } else if (base_object->is_a(SystemDictionary::Class_klass())) {
346 base_address = (jlong) (address) base_object;
347 } else {
348 THROW_MSG_0(vmSymbols::java_lang_IllegalArgumentException(),
349 err_msg("Unexpected arguments: %s " JLONG_FORMAT " %s", base_object->klass()->external_name(), offset, compressed ? "true" : "false"));
350 }
351 }
352 klass = *((Klass**) (intptr_t) (base_address + offset));
353 } else {
354 THROW_MSG_0(vmSymbols::java_lang_IllegalArgumentException(),
355 err_msg("Unexpected arguments: %s " JLONG_FORMAT " %s", base_object->klass()->external_name(), offset, compressed ? "true" : "false"));
356 }
357 assert (klass.is_null() || klass->is_klass(), "invalid read");
358 oop result = CompilerToVM::get_jvmci_type(klass, CHECK_NULL);
359 return JNIHandles::make_local(THREAD, result);
360 }
361
362 C2V_VMENTRY(jobject, findUniqueConcreteMethod, (JNIEnv *, jobject, jobject jvmci_type, jobject jvmci_method))
363 ResourceMark rm;
364 methodHandle method = CompilerToVM::asMethod(jvmci_method);
365 KlassHandle holder = CompilerToVM::asKlass(jvmci_type);
366 if (holder->is_interface()) {
367 THROW_MSG_0(vmSymbols::java_lang_InternalError(), err_msg("Interface %s should be handled in Java code", holder->external_name()));
368 }
369
370 methodHandle ucm;
371 {
372 MutexLocker locker(Compile_lock);
373 ucm = Dependencies::find_unique_concrete_method(holder(), method());
374 }
375 oop result = CompilerToVM::get_jvmci_method(ucm, CHECK_NULL);
376 return JNIHandles::make_local(THREAD, result);
377 C2V_END
378
379 C2V_VMENTRY(jobject, getImplementor, (JNIEnv *, jobject, jobject jvmci_type))
380 InstanceKlass* klass = (InstanceKlass*) CompilerToVM::asKlass(jvmci_type);
381 oop implementor = CompilerToVM::get_jvmci_type(klass->implementor(), CHECK_NULL);
382 return JNIHandles::make_local(THREAD, implementor);
383 C2V_END
384
385 C2V_VMENTRY(jboolean, methodIsIgnoredBySecurityStackWalk,(JNIEnv *, jobject, jobject jvmci_method))
386 methodHandle method = CompilerToVM::asMethod(jvmci_method);
387 return method->is_ignored_by_security_stack_walk();
388 C2V_END
389
390 C2V_VMENTRY(jboolean, canInlineMethod,(JNIEnv *, jobject, jobject jvmci_method))
391 methodHandle method = CompilerToVM::asMethod(jvmci_method);
392 return !method->is_not_compilable() && !CompilerOracle::should_not_inline(method) && !method->dont_inline();
393 C2V_END
394
395 C2V_VMENTRY(jboolean, shouldInlineMethod,(JNIEnv *, jobject, jobject jvmci_method))
396 methodHandle method = CompilerToVM::asMethod(jvmci_method);
397 return CompilerOracle::should_inline(method) || method->force_inline();
398 C2V_END
399
400 C2V_VMENTRY(jobject, lookupType, (JNIEnv*, jobject, jstring jname, jclass accessing_class, jboolean resolve))
401 ResourceMark rm;
402 Handle name = JNIHandles::resolve(jname);
403 Symbol* class_name = java_lang_String::as_symbol(name, CHECK_0);
404 if (java_lang_String::length(name()) <= 1) {
405 THROW_MSG_0(vmSymbols::java_lang_InternalError(), err_msg("Primitive type %s should be handled in Java code", class_name->as_C_string()));
406 }
407
408 Klass* resolved_klass = NULL;
409 Handle class_loader;
410 Handle protection_domain;
411 if (JNIHandles::resolve(accessing_class) == NULL) {
412 THROW_0(vmSymbols::java_lang_NullPointerException());
413 }
414 Klass* accessing_klass = java_lang_Class::as_Klass(JNIHandles::resolve(accessing_class));
415 class_loader = accessing_klass->class_loader();
416 protection_domain = accessing_klass->protection_domain();
417
418 if (resolve) {
419 resolved_klass = SystemDictionary::resolve_or_null(class_name, class_loader, protection_domain, CHECK_0);
420 } else {
421 if (class_name->byte_at(0) == 'L' &&
422 class_name->byte_at(class_name->utf8_length()-1) == ';') {
423 // This is a name from a signature. Strip off the trimmings.
424 // Call recursive to keep scope of strippedsym.
425 TempNewSymbol strippedsym = SymbolTable::new_symbol(class_name->as_utf8()+1,
426 class_name->utf8_length()-2,
427 CHECK_0);
428 resolved_klass = SystemDictionary::find(strippedsym, class_loader, protection_domain, CHECK_0);
429 } else if (FieldType::is_array(class_name)) {
430 FieldArrayInfo fd;
431 // dimension and object_key in FieldArrayInfo are assigned as a side-effect
432 // of this call
433 BasicType t = FieldType::get_array_info(class_name, fd, CHECK_0);
434 if (t == T_OBJECT) {
435 TempNewSymbol strippedsym = SymbolTable::new_symbol(class_name->as_utf8()+1+fd.dimension(),
436 class_name->utf8_length()-2-fd.dimension(),
437 CHECK_0);
438 // naked oop "k" is OK here -- we assign back into it
439 resolved_klass = SystemDictionary::find(strippedsym,
440 class_loader,
441 protection_domain,
442 CHECK_0);
443 if (resolved_klass != NULL) {
444 resolved_klass = resolved_klass->array_klass(fd.dimension(), CHECK_0);
445 }
446 } else {
447 resolved_klass = Universe::typeArrayKlassObj(t);
448 resolved_klass = TypeArrayKlass::cast(resolved_klass)->array_klass(fd.dimension(), CHECK_0);
449 }
450 }
451 }
452 Handle result = CompilerToVM::get_jvmci_type(resolved_klass, CHECK_NULL);
453 return JNIHandles::make_local(THREAD, result());
454 C2V_END
455
456 C2V_VMENTRY(jobject, resolveConstantInPool, (JNIEnv*, jobject, jobject jvmci_constant_pool, jint index))
457 constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool);
458 oop result = cp->resolve_constant_at(index, CHECK_NULL);
459 return JNIHandles::make_local(THREAD, result);
460 C2V_END
461
462 C2V_VMENTRY(jobject, resolvePossiblyCachedConstantInPool, (JNIEnv*, jobject, jobject jvmci_constant_pool, jint index))
463 constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool);
464 oop result = cp->resolve_possibly_cached_constant_at(index, CHECK_NULL);
465 return JNIHandles::make_local(THREAD, result);
466 C2V_END
467
468 C2V_VMENTRY(jint, lookupNameAndTypeRefIndexInPool, (JNIEnv*, jobject, jobject jvmci_constant_pool, jint index))
469 constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool);
470 return cp->name_and_type_ref_index_at(index);
471 C2V_END
472
473 C2V_VMENTRY(jobject, lookupNameInPool, (JNIEnv*, jobject, jobject jvmci_constant_pool, jint which))
474 constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool);
475 Handle sym = java_lang_String::create_from_symbol(cp->name_ref_at(which), CHECK_NULL);
476 return JNIHandles::make_local(THREAD, sym());
477 C2V_END
478
479 C2V_VMENTRY(jobject, lookupSignatureInPool, (JNIEnv*, jobject, jobject jvmci_constant_pool, jint which))
480 constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool);
481 Handle sym = java_lang_String::create_from_symbol(cp->signature_ref_at(which), CHECK_NULL);
482 return JNIHandles::make_local(THREAD, sym());
483 C2V_END
484
485 C2V_VMENTRY(jint, lookupKlassRefIndexInPool, (JNIEnv*, jobject, jobject jvmci_constant_pool, jint index))
486 constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool);
487 return cp->klass_ref_index_at(index);
488 C2V_END
489
490 C2V_VMENTRY(jobject, resolveTypeInPool, (JNIEnv*, jobject, jobject jvmci_constant_pool, jint index))
491 constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool);
492 Klass* resolved_klass = cp->klass_at(index, CHECK_NULL);
493 Handle klass = CompilerToVM::get_jvmci_type(resolved_klass, CHECK_NULL);
494 return JNIHandles::make_local(THREAD, klass());
495 C2V_END
496
497 C2V_VMENTRY(jobject, lookupKlassInPool, (JNIEnv*, jobject, jobject jvmci_constant_pool, jint index, jbyte opcode))
498 constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool);
499 KlassHandle loading_klass(cp->pool_holder());
500 bool is_accessible = false;
501 KlassHandle klass = JVMCIEnv::get_klass_by_index(cp, index, is_accessible, loading_klass);
502 Symbol* symbol = NULL;
503 if (klass.is_null()) {
504 symbol = cp->klass_name_at(index);
505 }
506 Handle result;
507 if (!klass.is_null()) {
508 result = CompilerToVM::get_jvmci_type(klass, CHECK_NULL);
509 } else {
510 result = java_lang_String::create_from_symbol(symbol, CHECK_NULL);
511 }
512 return JNIHandles::make_local(THREAD, result());
513 C2V_END
514
515 C2V_VMENTRY(jobject, lookupAppendixInPool, (JNIEnv*, jobject, jobject jvmci_constant_pool, jint index))
516 constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool);
517 oop appendix_oop = ConstantPool::appendix_at_if_loaded(cp, index);
518 return JNIHandles::make_local(THREAD, appendix_oop);
519 C2V_END
520
521 C2V_VMENTRY(jobject, lookupMethodInPool, (JNIEnv*, jobject, jobject jvmci_constant_pool, jint index, jbyte opcode))
522 constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool);
523 instanceKlassHandle pool_holder(cp->pool_holder());
524 Bytecodes::Code bc = (Bytecodes::Code) (((int) opcode) & 0xFF);
525 methodHandle method = JVMCIEnv::get_method_by_index(cp, index, bc, pool_holder);
526 oop result = CompilerToVM::get_jvmci_method(method, CHECK_NULL);
527 return JNIHandles::make_local(THREAD, result);
528 C2V_END
529
530 C2V_VMENTRY(jint, constantPoolRemapInstructionOperandFromCache, (JNIEnv*, jobject, jobject jvmci_constant_pool, jint index))
531 constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool);
532 return cp->remap_instruction_operand_from_cache(index);
533 C2V_END
534
535 C2V_VMENTRY(jobject, resolveFieldInPool, (JNIEnv*, jobject, jobject jvmci_constant_pool, jint index, jbyte opcode, jlongArray info_handle))
536 ResourceMark rm;
537 constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool);
538 Bytecodes::Code code = (Bytecodes::Code)(((int) opcode) & 0xFF);
539 fieldDescriptor fd;
540 LinkInfo link_info(cp, index, CHECK_0);
541 LinkResolver::resolve_field(fd, link_info, Bytecodes::java_code(code), false, CHECK_0);
542 typeArrayOop info = (typeArrayOop) JNIHandles::resolve(info_handle);
543 assert(info != NULL && info->length() == 2, "must be");
544 info->long_at_put(0, (jlong) fd.access_flags().as_int());
545 info->long_at_put(1, (jlong) fd.offset());
546 oop field_holder = CompilerToVM::get_jvmci_type(fd.field_holder(), CHECK_NULL);
547 return JNIHandles::make_local(THREAD, field_holder);
548 C2V_END
549
550 C2V_VMENTRY(jint, getVtableIndexForInterfaceMethod, (JNIEnv *, jobject, jobject jvmci_type, jobject jvmci_method))
551 ResourceMark rm;
552 Klass* klass = CompilerToVM::asKlass(jvmci_type);
553 Method* method = CompilerToVM::asMethod(jvmci_method);
554 if (klass->is_interface()) {
555 THROW_MSG_0(vmSymbols::java_lang_InternalError(), err_msg("Interface %s should be handled in Java code", klass->external_name()));
556 }
557 if (!method->method_holder()->is_interface()) {
558 THROW_MSG_0(vmSymbols::java_lang_InternalError(), err_msg("Method %s is not held by an interface, this case should be handled in Java code", method->name_and_sig_as_C_string()));
559 }
560 if (!InstanceKlass::cast(klass)->is_linked()) {
561 THROW_MSG_0(vmSymbols::java_lang_InternalError(), err_msg("Class %s must be linked", klass->external_name()));
562 }
563 return LinkResolver::vtable_index_of_interface_method(klass, method);
564 C2V_END
565
566 C2V_VMENTRY(jobject, resolveMethod, (JNIEnv *, jobject, jobject receiver_jvmci_type, jobject jvmci_method, jobject caller_jvmci_type))
567 Klass* recv_klass = CompilerToVM::asKlass(receiver_jvmci_type);
568 Klass* caller_klass = CompilerToVM::asKlass(caller_jvmci_type);
569 Method* method = CompilerToVM::asMethod(jvmci_method);
570
571 if (recv_klass->is_array_klass() || (InstanceKlass::cast(recv_klass)->is_linked())) {
572 Klass* holder_klass = method->method_holder();
573 Symbol* method_name = method->name();
574 Symbol* method_signature = method->signature();
575
576 if (holder_klass->is_interface()) {
577 // do link-time resolution to check all access rules.
578 LinkInfo link_info(holder_klass, method_name, method_signature, caller_klass, true);
579 methodHandle resolved_method = LinkResolver::linktime_resolve_interface_method_or_null(link_info);
580 if (resolved_method.is_null() || resolved_method->is_private()) {
581 return NULL;
582 }
583 assert(recv_klass->is_subtype_of(holder_klass), "");
584 // do actual lookup
585 methodHandle sel_method = LinkResolver::lookup_instance_method_in_klasses(recv_klass, resolved_method->name(), resolved_method->signature(), CHECK_AND_CLEAR_0);
586 oop result = CompilerToVM::get_jvmci_method(sel_method, CHECK_NULL);
587 return JNIHandles::make_local(THREAD, result);
588 } else {
589 // do link-time resolution to check all access rules.
590 LinkInfo link_info(holder_klass, method_name, method_signature, caller_klass, true);
591 methodHandle resolved_method = LinkResolver::linktime_resolve_virtual_method_or_null(link_info);
592 if (resolved_method.is_null()) {
593 return NULL;
594 }
595 // do actual lookup (see LinkResolver::runtime_resolve_virtual_method)
596 int vtable_index = Method::invalid_vtable_index;
597 Method* selected_method;
598
599 if (resolved_method->method_holder()->is_interface()) { // miranda method
600 vtable_index = LinkResolver::vtable_index_of_interface_method(holder_klass, resolved_method);
601 assert(vtable_index >= 0 , "we should have valid vtable index at this point");
602
603 InstanceKlass* inst = InstanceKlass::cast(recv_klass);
604 selected_method = inst->method_at_vtable(vtable_index);
605 } else {
606 // at this point we are sure that resolved_method is virtual and not
607 // a miranda method; therefore, it must have a valid vtable index.
608 assert(!resolved_method->has_itable_index(), "");
609 vtable_index = resolved_method->vtable_index();
610 // We could get a negative vtable_index for final methods,
611 // because as an optimization they are they are never put in the vtable,
612 // unless they override an existing method.
613 // If we do get a negative, it means the resolved method is the the selected
614 // method, and it can never be changed by an override.
615 if (vtable_index == Method::nonvirtual_vtable_index) {
616 assert(resolved_method->can_be_statically_bound(), "cannot override this method");
617 selected_method = resolved_method();
618 } else {
619 // recv_klass might be an arrayKlassOop but all vtables start at
620 // the same place. The cast is to avoid virtual call and assertion.
621 InstanceKlass* inst = (InstanceKlass*)recv_klass;
622 selected_method = inst->method_at_vtable(vtable_index);
623 }
624 }
625 oop result = CompilerToVM::get_jvmci_method(selected_method, CHECK_NULL);
626 return JNIHandles::make_local(THREAD, result);
627 }
628 }
629 return NULL;
630 C2V_END
631
632 C2V_VMENTRY(jboolean, hasFinalizableSubclass,(JNIEnv *, jobject, jobject jvmci_type))
633 Klass* klass = CompilerToVM::asKlass(jvmci_type);
634 assert(klass != NULL, "method must not be called for primitive types");
635 return Dependencies::find_finalizable_subclass(klass) != NULL;
636 C2V_END
637
638 C2V_VMENTRY(jobject, getClassInitializer, (JNIEnv *, jobject, jobject jvmci_type))
639 InstanceKlass* klass = (InstanceKlass*) CompilerToVM::asKlass(jvmci_type);
640 oop result = CompilerToVM::get_jvmci_method(klass->class_initializer(), CHECK_NULL);
641 return JNIHandles::make_local(THREAD, result);
642 C2V_END
643
644 C2V_VMENTRY(jlong, getMaxCallTargetOffset, (JNIEnv*, jobject, jlong addr))
645 address target_addr = (address) addr;
646 if (target_addr != 0x0) {
647 int64_t off_low = (int64_t)target_addr - ((int64_t)CodeCache::low_bound() + sizeof(int));
648 int64_t off_high = (int64_t)target_addr - ((int64_t)CodeCache::high_bound() + sizeof(int));
649 return MAX2(ABS(off_low), ABS(off_high));
650 }
651 return -1;
652 C2V_END
653
654 C2V_VMENTRY(void, doNotInlineOrCompile,(JNIEnv *, jobject, jobject jvmci_method))
655 methodHandle method = CompilerToVM::asMethod(jvmci_method);
656 method->set_not_c1_compilable();
657 method->set_not_c2_compilable();
658 method->set_dont_inline(true);
659 C2V_END
660
661 C2V_VMENTRY(jint, installCode, (JNIEnv *jniEnv, jobject, jobject target, jobject compiled_code, jobject installed_code, jobject speculation_log))
662 ResourceMark rm;
663 HandleMark hm;
664 Handle target_handle = JNIHandles::resolve(target);
665 Handle compiled_code_handle = JNIHandles::resolve(compiled_code);
666 CodeBlob* cb = NULL;
667 Handle installed_code_handle = JNIHandles::resolve(installed_code);
668 Handle speculation_log_handle = JNIHandles::resolve(speculation_log);
669
670 JVMCICompiler* compiler = JVMCICompiler::instance(CHECK_JNI_ERR);
671
672 TraceTime install_time("installCode", JVMCICompiler::codeInstallTimer());
673 CodeInstaller installer;
674 JVMCIEnv::CodeInstallResult result = installer.install(compiler, target_handle, compiled_code_handle, cb, installed_code_handle, speculation_log_handle, CHECK_0);
675
676 if (PrintCodeCacheOnCompilation) {
677 stringStream s;
678 // Dump code cache into a buffer before locking the tty,
679 {
680 MutexLockerEx mu(CodeCache_lock, Mutex::_no_safepoint_check_flag);
681 CodeCache::print_summary(&s, false);
682 }
683 ttyLocker ttyl;
684 tty->print_raw_cr(s.as_string());
685 }
686
687 if (result != JVMCIEnv::ok) {
688 assert(cb == NULL, "should be");
689 } else {
690 if (!installed_code_handle.is_null()) {
691 assert(installed_code_handle->is_a(InstalledCode::klass()), "wrong type");
692 CompilerToVM::invalidate_installed_code(installed_code_handle, CHECK_0);
693 InstalledCode::set_address(installed_code_handle, (jlong) cb);
694 InstalledCode::set_version(installed_code_handle, InstalledCode::version(installed_code_handle) + 1);
695 if (cb->is_nmethod()) {
696 InstalledCode::set_entryPoint(installed_code_handle, (jlong) cb->as_nmethod_or_null()->verified_entry_point());
697 } else {
698 InstalledCode::set_entryPoint(installed_code_handle, (jlong) cb->code_begin());
699 }
700 if (installed_code_handle->is_a(HotSpotInstalledCode::klass())) {
701 HotSpotInstalledCode::set_size(installed_code_handle, cb->size());
702 HotSpotInstalledCode::set_codeStart(installed_code_handle, (jlong) cb->code_begin());
703 HotSpotInstalledCode::set_codeSize(installed_code_handle, cb->code_size());
704 }
705 nmethod* nm = cb->as_nmethod_or_null();
706 if (nm != NULL && installed_code_handle->is_scavengable()) {
707 assert(nm->detect_scavenge_root_oops(), "nm should be scavengable if installed_code is scavengable");
708 if (!UseG1GC) {
709 assert(nm->on_scavenge_root_list(), "nm should be on scavengable list");
710 }
711 }
712 }
713 }
714 return result;
715 C2V_END
716
717 C2V_VMENTRY(jint, getMetadata, (JNIEnv *jniEnv, jobject, jobject target, jobject compiled_code, jobject metadata))
718 ResourceMark rm;
719 HandleMark hm;
720
721 Handle target_handle = JNIHandles::resolve(target);
722 Handle compiled_code_handle = JNIHandles::resolve(compiled_code);
723 Handle metadata_handle = JNIHandles::resolve(metadata);
724
725 HotSpotOopMap::klass()->initialize(thread);
726
727 CodeMetadata code_metadata;
728 CodeBlob *cb = NULL;
729 CodeInstaller installer;
730
731 JVMCIEnv::CodeInstallResult result = installer.gather_metadata(target_handle, compiled_code_handle, code_metadata, CHECK_0); //cb, pc_descs, nr_pc_descs, scopes_descs, scopes_size, reloc_buffer);
732 if (result != JVMCIEnv::ok) {
733 return result;
734 }
735
736 if (code_metadata.get_nr_pc_desc() > 0) {
737 typeArrayHandle pcArrayOop = oopFactory::new_byteArray(sizeof(PcDesc) * code_metadata.get_nr_pc_desc(), CHECK_(JVMCIEnv::cache_full));
738 memcpy(pcArrayOop->byte_at_addr(0), code_metadata.get_pc_desc(), sizeof(PcDesc) * code_metadata.get_nr_pc_desc());
739 HotSpotMetaData::set_pcDescBytes(metadata_handle, pcArrayOop());
740 }
741
742 if (code_metadata.get_scopes_size() > 0) {
743 typeArrayHandle scopesArrayOop = oopFactory::new_byteArray(code_metadata.get_scopes_size(), CHECK_(JVMCIEnv::cache_full));
744 memcpy(scopesArrayOop->byte_at_addr(0), code_metadata.get_scopes_desc(), code_metadata.get_scopes_size());
745 HotSpotMetaData::set_scopesDescBytes(metadata_handle, scopesArrayOop());
746 }
747
748 RelocBuffer* reloc_buffer = code_metadata.get_reloc_buffer();
749 typeArrayHandle relocArrayOop = oopFactory::new_byteArray((int) reloc_buffer->size(), CHECK_(JVMCIEnv::cache_full));
750 if (reloc_buffer->size() > 0) {
751 memcpy(relocArrayOop->byte_at_addr(0), reloc_buffer->begin(), reloc_buffer->size());
752 }
753 HotSpotMetaData::set_relocBytes(metadata_handle, relocArrayOop());
754
755 const OopMapSet* oopMapSet = installer.oopMapSet();
756 {
757 ResourceMark mark;
758 ImmutableOopMapBuilder builder(oopMapSet);
759 int oopmap_size = builder.heap_size();
760 typeArrayHandle oopMapArrayHandle = oopFactory::new_byteArray(oopmap_size, CHECK_(JVMCIEnv::cache_full));
761 builder.generate_into((address) oopMapArrayHandle->byte_at_addr(0));
762 HotSpotMetaData::set_oopMaps(metadata_handle, oopMapArrayHandle());
763 }
764
765 HotSpotMetaData::set_metadata(metadata_handle, NULL);
766
767 ExceptionHandlerTable* handler = code_metadata.get_exception_table();
768 int table_size = handler->size_in_bytes();
769 typeArrayHandle exceptionArrayOop = oopFactory::new_byteArray(table_size, CHECK_(JVMCIEnv::cache_full));
770
771 if (table_size > 0) {
772 handler->copy_bytes_to((address) exceptionArrayOop->byte_at_addr(0));
773 }
774 HotSpotMetaData::set_exceptionBytes(metadata_handle, exceptionArrayOop());
775
776 return result;
777 C2V_END
778
779 C2V_VMENTRY(void, notifyCompilationStatistics, (JNIEnv *jniEnv, jobject, jint id, jobject hotspot_method, jboolean osr, jint processedBytecodes, jlong time, jlong timeUnitsPerSecond, jobject installed_code))
780 JVMCICompiler* compiler = JVMCICompiler::instance(CHECK);
781 CompilerStatistics* stats = compiler->stats();
782
783 elapsedTimer timer = elapsedTimer(time, timeUnitsPerSecond);
784 if (osr) {
785 stats->_osr.update(timer, processedBytecodes);
786 } else {
787 stats->_standard.update(timer, processedBytecodes);
788 }
789 Handle installed_code_handle = JNIHandles::resolve(installed_code);
790 if (installed_code_handle->is_a(HotSpotInstalledCode::klass())) {
791 stats->_nmethods_size += HotSpotInstalledCode::size(installed_code_handle);
792 stats->_nmethods_code_size += HotSpotInstalledCode::codeSize(installed_code_handle);
793 }
794
795 if (CITimeEach) {
796 methodHandle method = CompilerToVM::asMethod(hotspot_method);
797 float bytes_per_sec = 1.0 * processedBytecodes / timer.seconds();
798 tty->print_cr("%3d seconds: %f bytes/sec: %f (bytes %d)",
799 id, timer.seconds(), bytes_per_sec, processedBytecodes);
800 }
801 C2V_END
802
803 C2V_VMENTRY(void, resetCompilationStatistics, (JNIEnv *jniEnv, jobject))
804 JVMCICompiler* compiler = JVMCICompiler::instance(CHECK);
805 CompilerStatistics* stats = compiler->stats();
806 stats->_standard.reset();
807 stats->_osr.reset();
808 C2V_END
809
810 C2V_VMENTRY(jobject, disassembleCodeBlob, (JNIEnv *jniEnv, jobject, jobject installedCode))
811 ResourceMark rm;
812 HandleMark hm;
813
814 if (installedCode == NULL) {
815 THROW_MSG_NULL(vmSymbols::java_lang_NullPointerException(), "installedCode is null");
816 }
817
818 jlong codeBlob = InstalledCode::address(installedCode);
819 if (codeBlob == 0L) {
820 return NULL;
821 }
822
823 CodeBlob* cb = (CodeBlob*) (address) codeBlob;
824 if (cb == NULL) {
825 return NULL;
826 }
827
828 // We don't want the stringStream buffer to resize during disassembly as it
829 // uses scoped resource memory. If a nested function called during disassembly uses
830 // a ResourceMark and the buffer expands within the scope of the mark,
831 // the buffer becomes garbage when that scope is exited. Experience shows that
832 // the disassembled code is typically about 10x the code size so a fixed buffer
833 // sized to 20x code size plus a fixed amount for header info should be sufficient.
834 int bufferSize = cb->code_size() * 20 + 1024;
835 char* buffer = NEW_RESOURCE_ARRAY(char, bufferSize);
836 stringStream st(buffer, bufferSize);
837 if (cb->is_nmethod()) {
838 nmethod* nm = (nmethod*) cb;
839 if (!nm->is_alive()) {
840 return NULL;
841 }
842 Disassembler::decode(nm, &st);
843 } else {
844 Disassembler::decode(cb, &st);
845 }
846 if (st.size() <= 0) {
847 return NULL;
848 }
849
850 Handle result = java_lang_String::create_from_platform_dependent_str(st.as_string(), CHECK_NULL);
851 return JNIHandles::make_local(THREAD, result());
852 C2V_END
853
854 C2V_VMENTRY(jobject, getStackTraceElement, (JNIEnv*, jobject, jobject jvmci_method, int bci))
855 ResourceMark rm;
856 HandleMark hm;
857
858 methodHandle method = CompilerToVM::asMethod(jvmci_method);
859 oop element = java_lang_StackTraceElement::create(method, bci, CHECK_NULL);
860 return JNIHandles::make_local(THREAD, element);
861 C2V_END
862
863 C2V_VMENTRY(jobject, executeInstalledCode, (JNIEnv*, jobject, jobject args, jobject hotspotInstalledCode))
864 ResourceMark rm;
865 HandleMark hm;
866
867 jlong nmethodValue = InstalledCode::address(hotspotInstalledCode);
868 if (nmethodValue == 0L) {
869 THROW_NULL(vmSymbols::jdk_vm_ci_code_InvalidInstalledCodeException());
870 }
871 nmethod* nm = (nmethod*) (address) nmethodValue;
872 methodHandle mh = nm->method();
873 Symbol* signature = mh->signature();
874 JavaCallArguments jca(mh->size_of_parameters());
875
876 JavaArgumentUnboxer jap(signature, &jca, (arrayOop) JNIHandles::resolve(args), mh->is_static());
877 JavaValue result(jap.get_ret_type());
878 jca.set_alternative_target(nm);
879 JavaCalls::call(&result, mh, &jca, CHECK_NULL);
880
881 if (jap.get_ret_type() == T_VOID) {
882 return NULL;
883 } else if (jap.get_ret_type() == T_OBJECT || jap.get_ret_type() == T_ARRAY) {
884 return JNIHandles::make_local(THREAD, (oop) result.get_jobject());
885 } else {
886 jvalue *value = (jvalue *) result.get_value_addr();
887 // Narrow the value down if required (Important on big endian machines)
888 switch (jap.get_ret_type()) {
889 case T_BOOLEAN:
890 value->z = (jboolean) value->i;
891 break;
892 case T_BYTE:
893 value->b = (jbyte) value->i;
894 break;
895 case T_CHAR:
896 value->c = (jchar) value->i;
897 break;
898 case T_SHORT:
899 value->s = (jshort) value->i;
900 break;
901 }
902 oop o = java_lang_boxing_object::create(jap.get_ret_type(), value, CHECK_NULL);
903 return JNIHandles::make_local(THREAD, o);
904 }
905 C2V_END
906
907 C2V_VMENTRY(jlongArray, getLineNumberTable, (JNIEnv *, jobject, jobject jvmci_method))
908 Method* method = CompilerToVM::asMethod(jvmci_method);
909 if (!method->has_linenumber_table()) {
910 return NULL;
911 }
912 u2 num_entries = 0;
913 CompressedLineNumberReadStream streamForSize(method->compressed_linenumber_table());
914 while (streamForSize.read_pair()) {
915 num_entries++;
916 }
917
918 CompressedLineNumberReadStream stream(method->compressed_linenumber_table());
919 typeArrayOop result = oopFactory::new_longArray(2 * num_entries, CHECK_NULL);
920
921 int i = 0;
922 jlong value;
923 while (stream.read_pair()) {
924 value = ((long) stream.bci());
925 result->long_at_put(i, value);
926 value = ((long) stream.line());
927 result->long_at_put(i + 1, value);
928 i += 2;
929 }
930
931 return (jlongArray) JNIHandles::make_local(THREAD, result);
932 C2V_END
933
934 C2V_VMENTRY(jlong, getLocalVariableTableStart, (JNIEnv *, jobject, jobject jvmci_method))
935 ResourceMark rm;
936 Method* method = CompilerToVM::asMethod(jvmci_method);
937 if (!method->has_localvariable_table()) {
938 return 0;
939 }
940 return (jlong) (address) method->localvariable_table_start();
941 C2V_END
942
943 C2V_VMENTRY(jint, getLocalVariableTableLength, (JNIEnv *, jobject, jobject jvmci_method))
944 ResourceMark rm;
945 Method* method = CompilerToVM::asMethod(jvmci_method);
946 return method->localvariable_table_length();
947 C2V_END
948
949 C2V_VMENTRY(void, reprofile, (JNIEnv*, jobject, jobject jvmci_method))
950 Method* method = CompilerToVM::asMethod(jvmci_method);
951 MethodCounters* mcs = method->method_counters();
952 if (mcs != NULL) {
953 mcs->clear_counters();
954 }
955 NOT_PRODUCT(method->set_compiled_invocation_count(0));
956
957 nmethod* code = method->code();
958 if (code != NULL) {
959 code->make_not_entrant();
960 }
961
962 MethodData* method_data = method->method_data();
963 if (method_data == NULL) {
964 ClassLoaderData* loader_data = method->method_holder()->class_loader_data();
965 method_data = MethodData::allocate(loader_data, method, CHECK);
966 method->set_method_data(method_data);
967 } else {
968 method_data->initialize();
969 }
970 C2V_END
971
972
973 C2V_VMENTRY(void, invalidateInstalledCode, (JNIEnv*, jobject, jobject installed_code))
974 Handle installed_code_handle = JNIHandles::resolve(installed_code);
975 CompilerToVM::invalidate_installed_code(installed_code_handle, CHECK);
976 C2V_END
977
978 C2V_VMENTRY(jobject, readUncompressedOop, (JNIEnv*, jobject, jlong addr))
979 oop ret = oopDesc::load_decode_heap_oop((oop*)(address)addr);
980 return JNIHandles::make_local(THREAD, ret);
981 C2V_END
982
983 C2V_VMENTRY(jlongArray, collectCounters, (JNIEnv*, jobject))
984 typeArrayOop arrayOop = oopFactory::new_longArray(JVMCICounterSize, CHECK_NULL);
985 JavaThread::collect_counters(arrayOop);
986 return (jlongArray) JNIHandles::make_local(THREAD, arrayOop);
987 C2V_END
988
989 C2V_VMENTRY(int, allocateCompileId, (JNIEnv*, jobject, jobject jvmci_method, int entry_bci))
990 HandleMark hm;
991 ResourceMark rm;
992 if (JNIHandles::resolve(jvmci_method) == NULL) {
993 THROW_0(vmSymbols::java_lang_NullPointerException());
994 }
995 Method* method = CompilerToVM::asMethod(jvmci_method);
996 if (entry_bci >= method->code_size() || entry_bci < -1) {
997 THROW_MSG_0(vmSymbols::java_lang_IllegalArgumentException(), err_msg("Unexpected bci %d", entry_bci));
998 }
999 return CompileBroker::assign_compile_id_unlocked(THREAD, method, entry_bci);
1000 C2V_END
1001
1002
1003 C2V_VMENTRY(jboolean, isMature, (JNIEnv*, jobject, jlong metaspace_method_data))
1004 MethodData* mdo = CompilerToVM::asMethodData(metaspace_method_data);
1005 return mdo != NULL && mdo->is_mature();
1006 C2V_END
1007
1008 C2V_VMENTRY(jboolean, hasCompiledCodeForOSR, (JNIEnv*, jobject, jobject jvmci_method, int entry_bci, int comp_level))
1009 Method* method = CompilerToVM::asMethod(jvmci_method);
1010 return method->lookup_osr_nmethod_for(entry_bci, comp_level, true) != NULL;
1011 C2V_END
1012
1013 C2V_VMENTRY(jobject, getSymbol, (JNIEnv*, jobject, jlong symbol))
1014 Handle sym = java_lang_String::create_from_symbol((Symbol*)(address)symbol, CHECK_NULL);
1015 return JNIHandles::make_local(THREAD, sym());
1016 C2V_END
1017
1018 bool matches(jobjectArray methods, Method* method) {
1019 objArrayOop methods_oop = (objArrayOop) JNIHandles::resolve(methods);
1020
1021 for (int i = 0; i < methods_oop->length(); i++) {
1022 oop resolved = methods_oop->obj_at(i);
1023 if (resolved->is_a(HotSpotResolvedJavaMethodImpl::klass()) && CompilerToVM::asMethod(resolved) == method) {
1024 return true;
1025 }
1026 }
1027 return false;
1028 }
1029
1030 C2V_VMENTRY(jobject, getNextStackFrame, (JNIEnv*, jobject compilerToVM, jobject hs_frame, jobjectArray methods, jint initialSkip))
1031 ResourceMark rm;
1032
1033 if (!thread->has_last_Java_frame()) return NULL;
1034 Handle result = HotSpotStackFrameReference::klass()->allocate_instance(thread);
1035 HotSpotStackFrameReference::klass()->initialize(thread);
1036
1037 StackFrameStream fst(thread);
1038 if (hs_frame != NULL) {
1039 // look for the correct stack frame if one is given
1040 intptr_t* stack_pointer = (intptr_t*) HotSpotStackFrameReference::stackPointer(hs_frame);
1041 while (fst.current()->sp() != stack_pointer && !fst.is_done()) {
1042 fst.next();
1043 }
1044 if (fst.current()->sp() != stack_pointer) {
1045 THROW_MSG_NULL(vmSymbols::java_lang_IllegalStateException(), "stack frame not found")
1046 }
1047 }
1048
1049 int frame_number = 0;
1050 vframe* vf = vframe::new_vframe(fst.current(), fst.register_map(), thread);
1051 if (hs_frame != NULL) {
1052 // look for the correct vframe within the stack frame if one is given
1053 int last_frame_number = HotSpotStackFrameReference::frameNumber(hs_frame);
1054 while (frame_number < last_frame_number) {
1055 if (vf->is_top()) {
1056 THROW_MSG_NULL(vmSymbols::java_lang_IllegalStateException(), "invalid frame number")
1057 }
1058 vf = vf->sender();
1059 frame_number ++;
1060 }
1061 // move one frame forward
1062 if (vf->is_top()) {
1063 if (fst.is_done()) {
1064 return NULL;
1065 }
1066 fst.next();
1067 vf = vframe::new_vframe(fst.current(), fst.register_map(), thread);
1068 frame_number = 0;
1069 } else {
1070 vf = vf->sender();
1071 frame_number++;
1072 }
1073 }
1074
1075 while (true) {
1076 // look for the given method
1077 while (true) {
1078 StackValueCollection* locals = NULL;
1079 if (vf->is_compiled_frame()) {
1080 // compiled method frame
1081 compiledVFrame* cvf = compiledVFrame::cast(vf);
1082 if (methods == NULL || matches(methods, cvf->method())) {
1083 if (initialSkip > 0) {
1084 initialSkip --;
1085 } else {
1086 ScopeDesc* scope = cvf->scope();
1087 // native wrapper do not have a scope
1088 if (scope != NULL && scope->objects() != NULL) {
1089 bool realloc_failures = Deoptimization::realloc_objects(thread, fst.current(), scope->objects(), THREAD);
1090 Deoptimization::reassign_fields(fst.current(), fst.register_map(), scope->objects(), realloc_failures, false);
1091
1092 GrowableArray<ScopeValue*>* local_values = scope->locals();
1093 typeArrayHandle array = oopFactory::new_boolArray(local_values->length(), thread);
1094 for (int i = 0; i < local_values->length(); i++) {
1095 ScopeValue* value = local_values->at(i);
1096 if (value->is_object()) {
1097 array->bool_at_put(i, true);
1098 }
1099 }
1100 HotSpotStackFrameReference::set_localIsVirtual(result, array());
1101 } else {
1102 HotSpotStackFrameReference::set_localIsVirtual(result, NULL);
1103 }
1104
1105 locals = cvf->locals();
1106 HotSpotStackFrameReference::set_bci(result, cvf->bci());
1107 oop method = CompilerToVM::get_jvmci_method(cvf->method(), CHECK_NULL);
1108 HotSpotStackFrameReference::set_method(result, method);
1109 }
1110 }
1111 } else if (vf->is_interpreted_frame()) {
1112 // interpreted method frame
1113 interpretedVFrame* ivf = interpretedVFrame::cast(vf);
1114 if (methods == NULL || matches(methods, ivf->method())) {
1115 if (initialSkip > 0) {
1116 initialSkip --;
1117 } else {
1118 locals = ivf->locals();
1119 HotSpotStackFrameReference::set_bci(result, ivf->bci());
1120 oop method = CompilerToVM::get_jvmci_method(ivf->method(), CHECK_NULL);
1121 HotSpotStackFrameReference::set_method(result, method);
1122 HotSpotStackFrameReference::set_localIsVirtual(result, NULL);
1123 }
1124 }
1125 }
1126
1127 // locals != NULL means that we found a matching frame and result is already partially initialized
1128 if (locals != NULL) {
1129 HotSpotStackFrameReference::set_compilerToVM(result, JNIHandles::resolve(compilerToVM));
1130 HotSpotStackFrameReference::set_stackPointer(result, (jlong) fst.current()->sp());
1131 HotSpotStackFrameReference::set_frameNumber(result, frame_number);
1132
1133 // initialize the locals array
1134 objArrayHandle array = oopFactory::new_objectArray(locals->size(), thread);
1135 for (int i = 0; i < locals->size(); i++) {
1136 StackValue* var = locals->at(i);
1137 if (var->type() == T_OBJECT) {
1138 array->obj_at_put(i, locals->at(i)->get_obj()());
1139 }
1140 }
1141 HotSpotStackFrameReference::set_locals(result, array());
1142
1143 return JNIHandles::make_local(thread, result());
1144 }
1145
1146 if (vf->is_top()) {
1147 break;
1148 }
1149 frame_number++;
1150 vf = vf->sender();
1151 } // end of vframe loop
1152
1153 if (fst.is_done()) {
1154 break;
1155 }
1156 fst.next();
1157 vf = vframe::new_vframe(fst.current(), fst.register_map(), thread);
1158 frame_number = 0;
1159 } // end of frame loop
1160
1161 // the end was reached without finding a matching method
1162 return NULL;
1163 C2V_END
1164
1165 C2V_VMENTRY(void, resolveInvokeDynamicInPool, (JNIEnv*, jobject, jobject jvmci_constant_pool, jint index))
1166 constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool);
1167 CallInfo callInfo;
1168 LinkResolver::resolve_invoke(callInfo, Handle(), cp, index, Bytecodes::_invokedynamic, CHECK);
1169 ConstantPoolCacheEntry* cp_cache_entry = cp->invokedynamic_cp_cache_entry_at(index);
1170 cp_cache_entry->set_dynamic_call(cp, callInfo);
1171 C2V_END
1172
1173 C2V_VMENTRY(void, resolveInvokeHandleInPool, (JNIEnv*, jobject, jobject jvmci_constant_pool, jint index))
1174 constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool);
1175 CallInfo callInfo;
1176 LinkResolver::resolve_invoke(callInfo, Handle(), cp, index, Bytecodes::_invokehandle, CHECK);
1177 ConstantPoolCacheEntry* cp_cache_entry = cp_cache_entry = cp->cache()->entry_at(cp->decode_cpcache_index(index));
1178 cp_cache_entry->set_method_handle(cp, callInfo);
1179 C2V_END
1180
1181 C2V_VMENTRY(jboolean, shouldDebugNonSafepoints, (JNIEnv*, jobject))
1182 //see compute_recording_non_safepoints in debugInfroRec.cpp
1183 if (JvmtiExport::should_post_compiled_method_load() && FLAG_IS_DEFAULT(DebugNonSafepoints)) {
1184 return true;
1185 }
1186 return DebugNonSafepoints;
1187 C2V_END
1188
1189 // public native void materializeVirtualObjects(HotSpotStackFrameReference stackFrame, boolean invalidate);
1190 C2V_VMENTRY(void, materializeVirtualObjects, (JNIEnv*, jobject, jobject hs_frame, bool invalidate))
1191 ResourceMark rm;
1192
1193 if (hs_frame == NULL) {
1194 THROW_MSG(vmSymbols::java_lang_NullPointerException(), "stack frame is null")
1195 }
1196
1197 HotSpotStackFrameReference::klass()->initialize(thread);
1198
1199 // look for the given stack frame
1200 StackFrameStream fst(thread);
1201 intptr_t* stack_pointer = (intptr_t*) HotSpotStackFrameReference::stackPointer(hs_frame);
1202 while (fst.current()->sp() != stack_pointer && !fst.is_done()) {
1203 fst.next();
1204 }
1205 if (fst.current()->sp() != stack_pointer) {
1206 THROW_MSG(vmSymbols::java_lang_IllegalStateException(), "stack frame not found")
1207 }
1208
1209 if (invalidate) {
1210 if (!fst.current()->is_compiled_frame()) {
1211 THROW_MSG(vmSymbols::java_lang_IllegalStateException(), "compiled stack frame expected")
1212 }
1213 assert(fst.current()->cb()->is_nmethod(), "nmethod expected");
1214 ((nmethod*) fst.current()->cb())->make_not_entrant();
1215 }
1216 Deoptimization::deoptimize(thread, *fst.current(), fst.register_map(), Deoptimization::Reason_none);
1217 // look for the frame again as it has been updated by deopt (pc, deopt state...)
1218 StackFrameStream fstAfterDeopt(thread);
1219 while (fstAfterDeopt.current()->sp() != stack_pointer && !fstAfterDeopt.is_done()) {
1220 fstAfterDeopt.next();
1221 }
1222 if (fstAfterDeopt.current()->sp() != stack_pointer) {
1223 THROW_MSG(vmSymbols::java_lang_IllegalStateException(), "stack frame not found after deopt")
1224 }
1225
1226 vframe* vf = vframe::new_vframe(fstAfterDeopt.current(), fstAfterDeopt.register_map(), thread);
1227 if (!vf->is_compiled_frame()) {
1228 THROW_MSG(vmSymbols::java_lang_IllegalStateException(), "compiled stack frame expected")
1229 }
1230
1231 GrowableArray<compiledVFrame*>* virtualFrames = new GrowableArray<compiledVFrame*>(10);
1232 while (true) {
1233 assert(vf->is_compiled_frame(), "Wrong frame type");
1234 virtualFrames->push(compiledVFrame::cast(vf));
1235 if (vf->is_top()) {
1236 break;
1237 }
1238 vf = vf->sender();
1239 }
1240
1241 int last_frame_number = HotSpotStackFrameReference::frameNumber(hs_frame);
1242 if (last_frame_number >= virtualFrames->length()) {
1243 THROW_MSG(vmSymbols::java_lang_IllegalStateException(), "invalid frame number")
1244 }
1245
1246 // Reallocate the non-escaping objects and restore their fields.
1247 assert (virtualFrames->at(last_frame_number)->scope() != NULL,"invalid scope");
1248 GrowableArray<ScopeValue*>* objects = virtualFrames->at(last_frame_number)->scope()->objects();
1249
1250 if (objects == NULL) {
1251 // no objects to materialize
1252 return;
1253 }
1254
1255 bool realloc_failures = Deoptimization::realloc_objects(thread, fstAfterDeopt.current(), objects, THREAD);
1256 Deoptimization::reassign_fields(fstAfterDeopt.current(), fstAfterDeopt.register_map(), objects, realloc_failures, false);
1257
1258 for (int frame_index = 0; frame_index < virtualFrames->length(); frame_index++) {
1259 compiledVFrame* cvf = virtualFrames->at(frame_index);
1260
1261 GrowableArray<ScopeValue*>* scopeLocals = cvf->scope()->locals();
1262 StackValueCollection* locals = cvf->locals();
1263
1264 if (locals != NULL) {
1265 for (int i2 = 0; i2 < locals->size(); i2++) {
1266 StackValue* var = locals->at(i2);
1267 if (var->type() == T_OBJECT && scopeLocals->at(i2)->is_object()) {
1268 jvalue val;
1269 val.l = (jobject) locals->at(i2)->get_obj()();
1270 cvf->update_local(T_OBJECT, i2, val);
1271 }
1272 }
1273 }
1274 }
1275
1276 // all locals are materialized by now
1277 HotSpotStackFrameReference::set_localIsVirtual(hs_frame, NULL);
1278
1279 // update the locals array
1280 objArrayHandle array = HotSpotStackFrameReference::locals(hs_frame);
1281 StackValueCollection* locals = virtualFrames->at(last_frame_number)->locals();
1282 for (int i = 0; i < locals->size(); i++) {
1283 StackValue* var = locals->at(i);
1284 if (var->type() == T_OBJECT) {
1285 array->obj_at_put(i, locals->at(i)->get_obj()());
1286 }
1287 }
1288 C2V_END
1289
1290 C2V_VMENTRY(void, writeDebugOutput, (JNIEnv*, jobject, jbyteArray bytes, jint offset, jint length))
1291 if (bytes == NULL) {
1292 THROW(vmSymbols::java_lang_NullPointerException());
1293 }
1294 typeArrayOop array = (typeArrayOop) JNIHandles::resolve(bytes);
1295
1296 // Check if offset and length are non negative.
1297 if (offset < 0 || length < 0) {
1298 THROW(vmSymbols::java_lang_ArrayIndexOutOfBoundsException());
1299 }
1300 // Check if the range is valid.
1301 if ((((unsigned int) length + (unsigned int) offset) > (unsigned int) array->length())) {
1302 THROW(vmSymbols::java_lang_ArrayIndexOutOfBoundsException());
1303 }
1304 while (length > 0) {
1305 jbyte* start = array->byte_at_addr(offset);
1306 tty->write((char*) start, MIN2(length, O_BUFLEN));
1307 length -= O_BUFLEN;
1308 offset += O_BUFLEN;
1309 }
1310 C2V_END
1311
1312 C2V_VMENTRY(void, flushDebugOutput, (JNIEnv*, jobject))
1313 tty->flush();
1314 C2V_END
1315
1316 C2V_VMENTRY(int, methodDataProfileDataSize, (JNIEnv*, jobject, jlong metaspace_method_data, jint position))
1317 ResourceMark rm;
1318 MethodData* mdo = CompilerToVM::asMethodData(metaspace_method_data);
1319 ProfileData* profile_data = mdo->data_at(position);
1320 if (mdo->is_valid(profile_data)) {
1321 return profile_data->size_in_bytes();
1322 }
1323 DataLayout* data = mdo->extra_data_base();
1324 DataLayout* end = mdo->extra_data_limit();
1325 for (;; data = mdo->next_extra(data)) {
1326 assert(data < end, "moved past end of extra data");
1327 profile_data = data->data_in();
1328 if (mdo->dp_to_di(profile_data->dp()) == position) {
1329 return profile_data->size_in_bytes();
1330 }
1331 }
1332 THROW_MSG_0(vmSymbols::java_lang_IllegalArgumentException(), err_msg("Invalid profile data position %d", position));
1333 C2V_END
1334
1335
1336 #define CC (char*) /*cast a literal from (const char*)*/
1337 #define FN_PTR(f) CAST_FROM_FN_PTR(void*, &(c2v_ ## f))
1338
1339 #define STRING "Ljava/lang/String;"
1340 #define OBJECT "Ljava/lang/Object;"
1341 #define CLASS "Ljava/lang/Class;"
1342 #define STACK_TRACE_ELEMENT "Ljava/lang/StackTraceElement;"
1343 #define INSTALLED_CODE "Ljdk/vm/ci/code/InstalledCode;"
1344 #define TARGET_DESCRIPTION "Ljdk/vm/ci/code/TargetDescription;"
1345 #define RESOLVED_METHOD "Ljdk/vm/ci/meta/ResolvedJavaMethod;"
1346 #define HS_RESOLVED_METHOD "Ljdk/vm/ci/hotspot/HotSpotResolvedJavaMethodImpl;"
1347 #define HS_RESOLVED_KLASS "Ljdk/vm/ci/hotspot/HotSpotResolvedObjectTypeImpl;"
1348 #define HS_CONSTANT_POOL "Ljdk/vm/ci/hotspot/HotSpotConstantPool;"
1349 #define HS_COMPILED_CODE "Ljdk/vm/ci/hotspot/HotSpotCompiledCode;"
1350 #define HS_CONFIG "Ljdk/vm/ci/hotspot/HotSpotVMConfig;"
1351 #define HS_METADATA "Ljdk/vm/ci/hotspot/HotSpotMetaData;"
1352 #define HS_STACK_FRAME_REF "Ljdk/vm/ci/hotspot/HotSpotStackFrameReference;"
1353 #define HS_SPECULATION_LOG "Ljdk/vm/ci/hotspot/HotSpotSpeculationLog;"
1354 #define METASPACE_METHOD_DATA "J"
1355
1356 JNINativeMethod CompilerToVM::methods[] = {
1357 {CC"getBytecode", CC"("HS_RESOLVED_METHOD")[B", FN_PTR(getBytecode)},
1358 {CC"getExceptionTableStart", CC"("HS_RESOLVED_METHOD")J", FN_PTR(getExceptionTableStart)},
1359 {CC"getExceptionTableLength", CC"("HS_RESOLVED_METHOD")I", FN_PTR(getExceptionTableLength)},
1360 {CC"findUniqueConcreteMethod", CC"("HS_RESOLVED_KLASS HS_RESOLVED_METHOD")"HS_RESOLVED_METHOD, FN_PTR(findUniqueConcreteMethod)},
1361 {CC"getImplementor", CC"("HS_RESOLVED_KLASS")"HS_RESOLVED_KLASS, FN_PTR(getImplementor)},
1362 {CC"getStackTraceElement", CC"("HS_RESOLVED_METHOD"I)"STACK_TRACE_ELEMENT, FN_PTR(getStackTraceElement)},
1363 {CC"methodIsIgnoredBySecurityStackWalk", CC"("HS_RESOLVED_METHOD")Z", FN_PTR(methodIsIgnoredBySecurityStackWalk)},
1364 {CC"doNotInlineOrCompile", CC"("HS_RESOLVED_METHOD")V", FN_PTR(doNotInlineOrCompile)},
1365 {CC"canInlineMethod", CC"("HS_RESOLVED_METHOD")Z", FN_PTR(canInlineMethod)},
1366 {CC"shouldInlineMethod", CC"("HS_RESOLVED_METHOD")Z", FN_PTR(shouldInlineMethod)},
1367 {CC"lookupType", CC"("STRING CLASS"Z)"HS_RESOLVED_KLASS, FN_PTR(lookupType)},
1368 {CC"lookupNameInPool", CC"("HS_CONSTANT_POOL"I)"STRING, FN_PTR(lookupNameInPool)},
1369 {CC"lookupNameAndTypeRefIndexInPool", CC"("HS_CONSTANT_POOL"I)I", FN_PTR(lookupNameAndTypeRefIndexInPool)},
1370 {CC"lookupSignatureInPool", CC"("HS_CONSTANT_POOL"I)"STRING, FN_PTR(lookupSignatureInPool)},
1371 {CC"lookupKlassRefIndexInPool", CC"("HS_CONSTANT_POOL"I)I", FN_PTR(lookupKlassRefIndexInPool)},
1372 {CC"lookupKlassInPool", CC"("HS_CONSTANT_POOL"I)Ljava/lang/Object;", FN_PTR(lookupKlassInPool)},
1373 {CC"lookupAppendixInPool", CC"("HS_CONSTANT_POOL"I)"OBJECT, FN_PTR(lookupAppendixInPool)},
1374 {CC"lookupMethodInPool", CC"("HS_CONSTANT_POOL"IB)"HS_RESOLVED_METHOD, FN_PTR(lookupMethodInPool)},
1375 {CC"constantPoolRemapInstructionOperandFromCache", CC"("HS_CONSTANT_POOL"I)I", FN_PTR(constantPoolRemapInstructionOperandFromCache)},
1376 {CC"resolveConstantInPool", CC"("HS_CONSTANT_POOL"I)"OBJECT, FN_PTR(resolveConstantInPool)},
1377 {CC"resolvePossiblyCachedConstantInPool", CC"("HS_CONSTANT_POOL"I)"OBJECT, FN_PTR(resolvePossiblyCachedConstantInPool)},
1378 {CC"resolveTypeInPool", CC"("HS_CONSTANT_POOL"I)"HS_RESOLVED_KLASS, FN_PTR(resolveTypeInPool)},
1379 {CC"resolveFieldInPool", CC"("HS_CONSTANT_POOL"IB[J)"HS_RESOLVED_KLASS, FN_PTR(resolveFieldInPool)},
1380 {CC"resolveInvokeDynamicInPool", CC"("HS_CONSTANT_POOL"I)V", FN_PTR(resolveInvokeDynamicInPool)},
1381 {CC"resolveInvokeHandleInPool", CC"("HS_CONSTANT_POOL"I)V", FN_PTR(resolveInvokeHandleInPool)},
1382 {CC"resolveMethod", CC"("HS_RESOLVED_KLASS HS_RESOLVED_METHOD HS_RESOLVED_KLASS")"HS_RESOLVED_METHOD, FN_PTR(resolveMethod)},
1383 {CC"getVtableIndexForInterfaceMethod", CC"("HS_RESOLVED_KLASS HS_RESOLVED_METHOD")I", FN_PTR(getVtableIndexForInterfaceMethod)},
1384 {CC"getClassInitializer", CC"("HS_RESOLVED_KLASS")"HS_RESOLVED_METHOD, FN_PTR(getClassInitializer)},
1385 {CC"hasFinalizableSubclass", CC"("HS_RESOLVED_KLASS")Z", FN_PTR(hasFinalizableSubclass)},
1386 {CC"getMaxCallTargetOffset", CC"(J)J", FN_PTR(getMaxCallTargetOffset)},
1387 {CC"getResolvedJavaMethodAtSlot", CC"("CLASS"I)"HS_RESOLVED_METHOD, FN_PTR(getResolvedJavaMethodAtSlot)},
1388 {CC"getResolvedJavaMethod", CC"(Ljava/lang/Object;J)"HS_RESOLVED_METHOD, FN_PTR(getResolvedJavaMethod)},
1389 {CC"getConstantPool", CC"(Ljava/lang/Object;J)"HS_CONSTANT_POOL, FN_PTR(getConstantPool)},
1390 {CC"getResolvedJavaType", CC"(Ljava/lang/Object;JZ)"HS_RESOLVED_KLASS, FN_PTR(getResolvedJavaType)},
1391 {CC"initializeConfiguration", CC"("HS_CONFIG")J", FN_PTR(initializeConfiguration)},
1392 {CC"installCode", CC"("TARGET_DESCRIPTION HS_COMPILED_CODE INSTALLED_CODE HS_SPECULATION_LOG")I", FN_PTR(installCode)},
1393 {CC"getMetadata", CC"("TARGET_DESCRIPTION HS_COMPILED_CODE HS_METADATA")I", FN_PTR(getMetadata)},
1394 {CC"notifyCompilationStatistics", CC"(I"HS_RESOLVED_METHOD"ZIJJ"INSTALLED_CODE")V", FN_PTR(notifyCompilationStatistics)},
1395 {CC"resetCompilationStatistics", CC"()V", FN_PTR(resetCompilationStatistics)},
1396 {CC"disassembleCodeBlob", CC"("INSTALLED_CODE")"STRING, FN_PTR(disassembleCodeBlob)},
1397 {CC"executeInstalledCode", CC"(["OBJECT INSTALLED_CODE")"OBJECT, FN_PTR(executeInstalledCode)},
1398 {CC"getLineNumberTable", CC"("HS_RESOLVED_METHOD")[J", FN_PTR(getLineNumberTable)},
1399 {CC"getLocalVariableTableStart", CC"("HS_RESOLVED_METHOD")J", FN_PTR(getLocalVariableTableStart)},
1400 {CC"getLocalVariableTableLength", CC"("HS_RESOLVED_METHOD")I", FN_PTR(getLocalVariableTableLength)},
1401 {CC"reprofile", CC"("HS_RESOLVED_METHOD")V", FN_PTR(reprofile)},
1402 {CC"invalidateInstalledCode", CC"("INSTALLED_CODE")V", FN_PTR(invalidateInstalledCode)},
1403 {CC"readUncompressedOop", CC"(J)"OBJECT, FN_PTR(readUncompressedOop)},
1404 {CC"collectCounters", CC"()[J", FN_PTR(collectCounters)},
1405 {CC"allocateCompileId", CC"("HS_RESOLVED_METHOD"I)I", FN_PTR(allocateCompileId)},
1406 {CC"isMature", CC"("METASPACE_METHOD_DATA")Z", FN_PTR(isMature)},
1407 {CC"hasCompiledCodeForOSR", CC"("HS_RESOLVED_METHOD"II)Z", FN_PTR(hasCompiledCodeForOSR)},
1408 {CC"getSymbol", CC"(J)"STRING, FN_PTR(getSymbol)},
1409 {CC"getNextStackFrame", CC"("HS_STACK_FRAME_REF "["RESOLVED_METHOD"I)"HS_STACK_FRAME_REF, FN_PTR(getNextStackFrame)},
1410 {CC"materializeVirtualObjects", CC"("HS_STACK_FRAME_REF"Z)V", FN_PTR(materializeVirtualObjects)},
1411 {CC"shouldDebugNonSafepoints", CC"()Z", FN_PTR(shouldDebugNonSafepoints)},
1412 {CC"writeDebugOutput", CC"([BII)V", FN_PTR(writeDebugOutput)},
1413 {CC"flushDebugOutput", CC"()V", FN_PTR(flushDebugOutput)},
1414 {CC"methodDataProfileDataSize", CC"(JI)I", FN_PTR(methodDataProfileDataSize)},
1415 };
1416
1417 int CompilerToVM::methods_count() {
1418 return sizeof(methods) / sizeof(JNINativeMethod);
1419 }
1420