1 /*
2 * Copyright (c) 2011, 2015, 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 "code/codeCache.hpp"
26 #include "code/scopeDesc.hpp"
27 #include "interpreter/linkResolver.hpp"
28 #include "memory/oopFactory.hpp"
29 #include "oops/generateOopMap.hpp"
30 #include "oops/fieldStreams.hpp"
31 #include "oops/oop.inline.hpp"
32 #include "oops/objArrayOop.inline.hpp"
33 #include "runtime/fieldDescriptor.hpp"
34 #include "runtime/javaCalls.hpp"
35 #include "jvmci/jvmciRuntime.hpp"
36 #include "compiler/abstractCompiler.hpp"
37 #include "compiler/compileBroker.hpp"
38 #include "compiler/compilerOracle.hpp"
39 #include "compiler/disassembler.hpp"
40 #include "compiler/oopMap.hpp"
41 #include "jvmci/jvmciCompilerToVM.hpp"
42 #include "jvmci/jvmciCompiler.hpp"
43 #include "jvmci/jvmciEnv.hpp"
44 #include "jvmci/jvmciJavaClasses.hpp"
45 #include "jvmci/jvmciCodeInstaller.hpp"
46 #include "gc/g1/heapRegion.hpp"
47 #include "runtime/javaCalls.hpp"
48 #include "runtime/deoptimization.hpp"
49 #include "runtime/vframe.hpp"
50 #include "runtime/vframe_hp.hpp"
51 #include "runtime/vmStructs.hpp"
52
53
54 // Entry to native method implementation that transitions current thread to '_thread_in_vm'.
55 #define C2V_VMENTRY(result_type, name, signature) \
56 JNIEXPORT result_type JNICALL c2v_ ## name signature { \
57 TRACE_jvmci_1("CompilerToVM::" #name); \
58 TRACE_CALL(result_type, jvmci_ ## name signature) \
59 JVMCI_VM_ENTRY_MARK; \
60
61 #define C2V_END }
62
63 oop CompilerToVM::get_jvmci_method(const methodHandle& method, TRAPS) {
64 if (method() != NULL) {
65 JavaValue result(T_OBJECT);
66 JavaCallArguments args;
67 args.push_long((jlong) (address) method());
68 JavaCalls::call_static(&result, SystemDictionary::HotSpotResolvedJavaMethodImpl_klass(), vmSymbols::fromMetaspace_name(), vmSymbols::method_fromMetaspace_signature(), &args, CHECK_NULL);
69
70 return (oop)result.get_jobject();
71 }
72 return NULL;
73 }
74
75 oop CompilerToVM::get_jvmci_type(KlassHandle klass, TRAPS) {
76 if (klass() != NULL) {
77 JavaValue result(T_OBJECT);
78 JavaCallArguments args;
79 args.push_oop(klass->java_mirror());
80 JavaCalls::call_static(&result, SystemDictionary::HotSpotResolvedObjectTypeImpl_klass(), vmSymbols::fromMetaspace_name(), vmSymbols::klass_fromMetaspace_signature(), &args, CHECK_NULL);
81
82 return (oop)result.get_jobject();
83 }
84 return NULL;
85 }
86
87 void CompilerToVM::invalidate_installed_code(Handle installedCode, TRAPS) {
88 if (installedCode() == NULL) {
89 THROW(vmSymbols::java_lang_NullPointerException());
90 }
91 jlong nativeMethod = InstalledCode::address(installedCode);
92 nmethod* nm = (nmethod*)nativeMethod;
93 assert(nm == NULL || nm->jvmci_installed_code() == installedCode(), "sanity check");
94 if (nm != NULL && nm->is_alive()) {
95 // The nmethod state machinery maintains the link between the
96 // HotSpotInstalledCode and nmethod* so as long as the nmethod appears to be
97 // alive assume there is work to do and deoptimize the nmethod.
98 nm->mark_for_deoptimization();
99 VM_Deoptimize op;
100 VMThread::execute(&op);
101 }
102 InstalledCode::set_address(installedCode, 0);
103 }
104
105 extern "C" {
106 extern VMStructEntry* gHotSpotVMStructs;
107 extern uint64_t gHotSpotVMStructEntryTypeNameOffset;
108 extern uint64_t gHotSpotVMStructEntryFieldNameOffset;
109 extern uint64_t gHotSpotVMStructEntryTypeStringOffset;
110 extern uint64_t gHotSpotVMStructEntryIsStaticOffset;
111 extern uint64_t gHotSpotVMStructEntryOffsetOffset;
112 extern uint64_t gHotSpotVMStructEntryAddressOffset;
113 extern uint64_t gHotSpotVMStructEntryArrayStride;
114
115 extern VMTypeEntry* gHotSpotVMTypes;
116 extern uint64_t gHotSpotVMTypeEntryTypeNameOffset;
117 extern uint64_t gHotSpotVMTypeEntrySuperclassNameOffset;
118 extern uint64_t gHotSpotVMTypeEntryIsOopTypeOffset;
119 extern uint64_t gHotSpotVMTypeEntryIsIntegerTypeOffset;
120 extern uint64_t gHotSpotVMTypeEntryIsUnsignedOffset;
121 extern uint64_t gHotSpotVMTypeEntrySizeOffset;
122 extern uint64_t gHotSpotVMTypeEntryArrayStride;
123
124 extern VMIntConstantEntry* gHotSpotVMIntConstants;
125 extern uint64_t gHotSpotVMIntConstantEntryNameOffset;
126 extern uint64_t gHotSpotVMIntConstantEntryValueOffset;
127 extern uint64_t gHotSpotVMIntConstantEntryArrayStride;
128
129 extern VMLongConstantEntry* gHotSpotVMLongConstants;
130 extern uint64_t gHotSpotVMLongConstantEntryNameOffset;
131 extern uint64_t gHotSpotVMLongConstantEntryValueOffset;
132 extern uint64_t gHotSpotVMLongConstantEntryArrayStride;
133
134 extern VMAddressEntry* gHotSpotVMAddresses;
135 extern uint64_t gHotSpotVMAddressEntryNameOffset;
136 extern uint64_t gHotSpotVMAddressEntryValueOffset;
137 extern uint64_t gHotSpotVMAddressEntryArrayStride;
138 }
139
140 // FIXME This is only temporary until the GC code is changed.
141 bool CompilerToVM::_supports_inline_contig_alloc;
142 HeapWord** CompilerToVM::_heap_end_addr;
143 HeapWord** CompilerToVM::_heap_top_addr;
144
145 /**
146 * We put all gHotSpotVM values in an array so we can read them easily from Java.
147 */
148 static uintptr_t ciHotSpotVMData[28];
149
150 C2V_VMENTRY(jlong, initializeConfiguration, (JNIEnv *env, jobject))
151 ciHotSpotVMData[0] = (uintptr_t) gHotSpotVMStructs;
152 ciHotSpotVMData[1] = gHotSpotVMStructEntryTypeNameOffset;
153 ciHotSpotVMData[2] = gHotSpotVMStructEntryFieldNameOffset;
154 ciHotSpotVMData[3] = gHotSpotVMStructEntryTypeStringOffset;
155 ciHotSpotVMData[4] = gHotSpotVMStructEntryIsStaticOffset;
156 ciHotSpotVMData[5] = gHotSpotVMStructEntryOffsetOffset;
157 ciHotSpotVMData[6] = gHotSpotVMStructEntryAddressOffset;
158 ciHotSpotVMData[7] = gHotSpotVMStructEntryArrayStride;
159
160 ciHotSpotVMData[8] = (uintptr_t) gHotSpotVMTypes;
161 ciHotSpotVMData[9] = gHotSpotVMTypeEntryTypeNameOffset;
162 ciHotSpotVMData[10] = gHotSpotVMTypeEntrySuperclassNameOffset;
163 ciHotSpotVMData[11] = gHotSpotVMTypeEntryIsOopTypeOffset;
164 ciHotSpotVMData[12] = gHotSpotVMTypeEntryIsIntegerTypeOffset;
165 ciHotSpotVMData[13] = gHotSpotVMTypeEntryIsUnsignedOffset;
166 ciHotSpotVMData[14] = gHotSpotVMTypeEntrySizeOffset;
167 ciHotSpotVMData[15] = gHotSpotVMTypeEntryArrayStride;
168
169 ciHotSpotVMData[16] = (uintptr_t) gHotSpotVMIntConstants;
170 ciHotSpotVMData[17] = gHotSpotVMIntConstantEntryNameOffset;
171 ciHotSpotVMData[18] = gHotSpotVMIntConstantEntryValueOffset;
172 ciHotSpotVMData[19] = gHotSpotVMIntConstantEntryArrayStride;
173
174 ciHotSpotVMData[20] = (uintptr_t) gHotSpotVMLongConstants;
175 ciHotSpotVMData[21] = gHotSpotVMLongConstantEntryNameOffset;
176 ciHotSpotVMData[22] = gHotSpotVMLongConstantEntryValueOffset;
177 ciHotSpotVMData[23] = gHotSpotVMLongConstantEntryArrayStride;
178
179 ciHotSpotVMData[24] = (uintptr_t) gHotSpotVMAddresses;
180 ciHotSpotVMData[25] = gHotSpotVMAddressEntryNameOffset;
181 ciHotSpotVMData[26] = gHotSpotVMAddressEntryValueOffset;
182 ciHotSpotVMData[27] = gHotSpotVMAddressEntryArrayStride;
183
184 // FIXME This is only temporary until the GC code is changed.
185 CompilerToVM::_supports_inline_contig_alloc = Universe::heap()->supports_inline_contig_alloc();
186 CompilerToVM::_heap_end_addr = CompilerToVM::_supports_inline_contig_alloc ? Universe::heap()->end_addr() : (HeapWord**) -1;
187 CompilerToVM::_heap_top_addr = CompilerToVM::_supports_inline_contig_alloc ? Universe::heap()->top_addr() : (HeapWord**) -1;
188
189 return (jlong) (address) &ciHotSpotVMData;
190 C2V_END
191
192 C2V_VMENTRY(jbyteArray, getBytecode, (JNIEnv *, jobject, jobject jvmci_method))
193 methodHandle method = CompilerToVM::asMethod(jvmci_method);
194 ResourceMark rm;
195
196 int code_size = method->code_size();
197 typeArrayOop reconstituted_code = oopFactory::new_byteArray(code_size, CHECK_NULL);
198
199 guarantee(method->method_holder()->is_rewritten(), "Method's holder should be rewritten");
200 // iterate over all bytecodes and replace non-Java bytecodes
201
202 for (BytecodeStream s(method); s.next() != Bytecodes::_illegal; ) {
203 Bytecodes::Code code = s.code();
204 Bytecodes::Code raw_code = s.raw_code();
205 int bci = s.bci();
206 int len = s.instruction_size();
207
208 // Restore original byte code.
209 reconstituted_code->byte_at_put(bci, (jbyte) (s.is_wide()? Bytecodes::_wide : code));
210 if (len > 1) {
211 memcpy(reconstituted_code->byte_at_addr(bci + 1), s.bcp()+1, len-1);
212 }
213
214 if (len > 1) {
215 // Restore the big-endian constant pool indexes.
216 // Cf. Rewriter::scan_method
217 switch (code) {
218 case Bytecodes::_getstatic:
219 case Bytecodes::_putstatic:
220 case Bytecodes::_getfield:
221 case Bytecodes::_putfield:
222 case Bytecodes::_invokevirtual:
223 case Bytecodes::_invokespecial:
224 case Bytecodes::_invokestatic:
225 case Bytecodes::_invokeinterface:
226 case Bytecodes::_invokehandle: {
227 int cp_index = Bytes::get_native_u2((address) reconstituted_code->byte_at_addr(bci + 1));
228 Bytes::put_Java_u2((address) reconstituted_code->byte_at_addr(bci + 1), (u2) cp_index);
229 break;
230 }
231
232 case Bytecodes::_invokedynamic:
233 int cp_index = Bytes::get_native_u4((address) reconstituted_code->byte_at_addr(bci + 1));
234 Bytes::put_Java_u4((address) reconstituted_code->byte_at_addr(bci + 1), (u4) cp_index);
235 break;
236 }
237
238 // Not all ldc byte code are rewritten.
239 switch (raw_code) {
240 case Bytecodes::_fast_aldc: {
241 int cpc_index = reconstituted_code->byte_at(bci + 1) & 0xff;
242 int cp_index = method->constants()->object_to_cp_index(cpc_index);
243 assert(cp_index < method->constants()->length(), "sanity check");
244 reconstituted_code->byte_at_put(bci + 1, (jbyte) cp_index);
245 break;
246 }
247
248 case Bytecodes::_fast_aldc_w: {
249 int cpc_index = Bytes::get_native_u2((address) reconstituted_code->byte_at_addr(bci + 1));
250 int cp_index = method->constants()->object_to_cp_index(cpc_index);
251 assert(cp_index < method->constants()->length(), "sanity check");
252 Bytes::put_Java_u2((address) reconstituted_code->byte_at_addr(bci + 1), (u2) cp_index);
253 break;
254 }
255 }
256 }
257 }
258
259 return (jbyteArray) JNIHandles::make_local(THREAD, reconstituted_code);
260 C2V_END
261
262 C2V_VMENTRY(jint, getExceptionTableLength, (JNIEnv *, jobject, jobject jvmci_method))
263 ResourceMark rm;
264 methodHandle method = CompilerToVM::asMethod(jvmci_method);
265 return method->exception_table_length();
266 C2V_END
267
268 C2V_VMENTRY(jlong, getExceptionTableStart, (JNIEnv *, jobject, jobject jvmci_method))
269 ResourceMark rm;
270 methodHandle method = CompilerToVM::asMethod(jvmci_method);
271 if (method->exception_table_length() == 0) {
272 return 0L;
273 }
274 return (jlong) (address) method->exception_table_start();
275 C2V_END
276
277 C2V_VMENTRY(jobject, getResolvedJavaMethodAtSlot, (JNIEnv *, jobject, jclass holder_handle, jint slot))
278 oop java_class = JNIHandles::resolve(holder_handle);
279 Klass* holder = java_lang_Class::as_Klass(java_class);
280 methodHandle method = InstanceKlass::cast(holder)->method_with_idnum(slot);
281 oop result = CompilerToVM::get_jvmci_method(method, CHECK_NULL);
282 return JNIHandles::make_local(THREAD, result);
283 }
284
285 C2V_VMENTRY(jobject, getResolvedJavaMethod, (JNIEnv *, jobject, jobject base, jlong offset))
286 methodHandle method;
287 oop base_object = JNIHandles::resolve(base);
288 if (base_object == NULL) {
289 method = *((Method**)(offset));
290 } else if (base_object->is_a(SystemDictionary::MemberName_klass())) {
291 method = (Method*) (intptr_t) base_object->long_field(offset);
292 } else if (base_object->is_a(SystemDictionary::HotSpotResolvedJavaMethodImpl_klass())) {
293 method = *((Method**)(HotSpotResolvedJavaMethodImpl::metaspaceMethod(base_object) + offset));
294 } else {
295 THROW_MSG_0(vmSymbols::java_lang_IllegalArgumentException(),
296 err_msg("Unexpected type: %s", base_object->klass()->external_name()));
297 }
298 assert (method.is_null() || method->is_method(), "invalid read");
299 oop result = CompilerToVM::get_jvmci_method(method, CHECK_NULL);
300 return JNIHandles::make_local(THREAD, result);
301 }
302
303 C2V_VMENTRY(jobject, getConstantPool, (JNIEnv *, jobject, jobject base, jlong offset))
304 constantPoolHandle cp;
305 oop base_object = JNIHandles::resolve(base);
306 jlong base_address = 0;
307 if (base_object != NULL) {
308 if (base_object->is_a(SystemDictionary::HotSpotResolvedJavaMethodImpl_klass())) {
309 base_address = HotSpotResolvedJavaMethodImpl::metaspaceMethod(base_object);
310 } else if (base_object->is_a(SystemDictionary::HotSpotConstantPool_klass())) {
311 base_address = HotSpotConstantPool::metaspaceConstantPool(base_object);
312 } else if (base_object->is_a(SystemDictionary::HotSpotResolvedObjectTypeImpl_klass())) {
313 base_address = (jlong) CompilerToVM::asKlass(base_object);
314 } else {
315 THROW_MSG_0(vmSymbols::java_lang_IllegalArgumentException(),
316 err_msg("Unexpected type: %s", base_object->klass()->external_name()));
317 }
318 }
319 cp = *((ConstantPool**) (intptr_t) (base_address + offset));
320 if (!cp.is_null()) {
321 JavaValue method_result(T_OBJECT);
322 JavaCallArguments args;
323 args.push_long((jlong) (address) cp());
324 JavaCalls::call_static(&method_result, SystemDictionary::HotSpotConstantPool_klass(), vmSymbols::fromMetaspace_name(), vmSymbols::constantPool_fromMetaspace_signature(), &args, CHECK_NULL);
325 return JNIHandles::make_local(THREAD, (oop)method_result.get_jobject());
326 }
327 return NULL;
328 }
329
330 C2V_VMENTRY(jobject, getResolvedJavaType, (JNIEnv *, jobject, jobject base, jlong offset, jboolean compressed))
331 KlassHandle klass;
332 oop base_object = JNIHandles::resolve(base);
333 jlong base_address = 0;
334 if (base_object != NULL && offset == oopDesc::klass_offset_in_bytes()) {
335 klass = base_object->klass();
336 } else if (!compressed) {
337 if (base_object != NULL) {
338 if (base_object->is_a(SystemDictionary::HotSpotResolvedJavaMethodImpl_klass())) {
339 base_address = HotSpotResolvedJavaMethodImpl::metaspaceMethod(base_object);
340 } else if (base_object->is_a(SystemDictionary::HotSpotConstantPool_klass())) {
341 base_address = HotSpotConstantPool::metaspaceConstantPool(base_object);
342 } else if (base_object->is_a(SystemDictionary::HotSpotResolvedObjectTypeImpl_klass())) {
343 base_address = (jlong) CompilerToVM::asKlass(base_object);
344 } else if (base_object->is_a(SystemDictionary::Class_klass())) {
345 base_address = (jlong) (address) base_object;
346 } else {
347 THROW_MSG_0(vmSymbols::java_lang_IllegalArgumentException(),
348 err_msg("Unexpected arguments: %s " JLONG_FORMAT " %s", base_object->klass()->external_name(), offset, compressed ? "true" : "false"));
349 }
350 }
351 klass = *((Klass**) (intptr_t) (base_address + offset));
352 } else {
353 THROW_MSG_0(vmSymbols::java_lang_IllegalArgumentException(),
354 err_msg("Unexpected arguments: %s " JLONG_FORMAT " %s", base_object->klass()->external_name(), offset, compressed ? "true" : "false"));
355 }
356 assert (klass.is_null() || klass->is_klass(), "invalid read");
357 oop result = CompilerToVM::get_jvmci_type(klass, CHECK_NULL);
358 return JNIHandles::make_local(THREAD, result);
359 }
360
361 C2V_VMENTRY(jobject, findUniqueConcreteMethod, (JNIEnv *, jobject, jobject jvmci_type, jobject jvmci_method))
362 ResourceMark rm;
363 methodHandle method = CompilerToVM::asMethod(jvmci_method);
364 KlassHandle holder = CompilerToVM::asKlass(jvmci_type);
365 if (holder->is_interface()) {
366 THROW_MSG_0(vmSymbols::java_lang_InternalError(), err_msg("Interface %s should be handled in Java code", holder->external_name()));
367 }
368
369 methodHandle ucm;
370 {
371 MutexLocker locker(Compile_lock);
372 ucm = Dependencies::find_unique_concrete_method(holder(), method());
373 }
374 oop result = CompilerToVM::get_jvmci_method(ucm, CHECK_NULL);
375 return JNIHandles::make_local(THREAD, result);
376 C2V_END
377
378 C2V_VMENTRY(jobject, getImplementor, (JNIEnv *, jobject, jobject jvmci_type))
379 InstanceKlass* klass = (InstanceKlass*) CompilerToVM::asKlass(jvmci_type);
380 oop implementor = CompilerToVM::get_jvmci_type(klass->implementor(), CHECK_NULL);
381 return JNIHandles::make_local(THREAD, implementor);
382 C2V_END
383
384 C2V_VMENTRY(jboolean, methodIsIgnoredBySecurityStackWalk,(JNIEnv *, jobject, jobject jvmci_method))
385 methodHandle method = CompilerToVM::asMethod(jvmci_method);
386 return method->is_ignored_by_security_stack_walk();
387 C2V_END
388
389 C2V_VMENTRY(jboolean, canInlineMethod,(JNIEnv *, jobject, jobject jvmci_method))
390 methodHandle method = CompilerToVM::asMethod(jvmci_method);
391 return !method->is_not_compilable() && !CompilerOracle::should_not_inline(method) && !method->dont_inline();
392 C2V_END
393
394 C2V_VMENTRY(jboolean, shouldInlineMethod,(JNIEnv *, jobject, jobject jvmci_method))
395 methodHandle method = CompilerToVM::asMethod(jvmci_method);
396 return CompilerOracle::should_inline(method) || method->force_inline();
397 C2V_END
398
399 C2V_VMENTRY(jobject, lookupType, (JNIEnv*, jobject, jstring jname, jclass accessing_class, jboolean resolve))
400 ResourceMark rm;
401 Handle name = JNIHandles::resolve(jname);
402 Symbol* class_name = java_lang_String::as_symbol(name, CHECK_0);
403 if (java_lang_String::length(name()) <= 1) {
404 THROW_MSG_0(vmSymbols::java_lang_InternalError(), err_msg("Primitive type %s should be handled in Java code", class_name->as_C_string()));
405 }
406
407 Klass* resolved_klass = NULL;
408 Handle class_loader;
409 Handle protection_domain;
410 if (JNIHandles::resolve(accessing_class) == NULL) {
411 THROW_0(vmSymbols::java_lang_NullPointerException());
412 }
413 Klass* accessing_klass = java_lang_Class::as_Klass(JNIHandles::resolve(accessing_class));
414 class_loader = accessing_klass->class_loader();
415 protection_domain = accessing_klass->protection_domain();
416
417 if (resolve) {
418 resolved_klass = SystemDictionary::resolve_or_null(class_name, class_loader, protection_domain, CHECK_0);
419 } else {
420 if (class_name->byte_at(0) == 'L' &&
421 class_name->byte_at(class_name->utf8_length()-1) == ';') {
422 // This is a name from a signature. Strip off the trimmings.
423 // Call recursive to keep scope of strippedsym.
424 TempNewSymbol strippedsym = SymbolTable::new_symbol(class_name->as_utf8()+1,
425 class_name->utf8_length()-2,
426 CHECK_0);
427 resolved_klass = SystemDictionary::find(strippedsym, class_loader, protection_domain, CHECK_0);
428 } else if (FieldType::is_array(class_name)) {
429 FieldArrayInfo fd;
430 // dimension and object_key in FieldArrayInfo are assigned as a side-effect
431 // of this call
432 BasicType t = FieldType::get_array_info(class_name, fd, CHECK_0);
433 if (t == T_OBJECT) {
434 TempNewSymbol strippedsym = SymbolTable::new_symbol(class_name->as_utf8()+1+fd.dimension(),
435 class_name->utf8_length()-2-fd.dimension(),
436 CHECK_0);
437 // naked oop "k" is OK here -- we assign back into it
438 resolved_klass = SystemDictionary::find(strippedsym,
439 class_loader,
440 protection_domain,
441 CHECK_0);
442 if (resolved_klass != NULL) {
443 resolved_klass = resolved_klass->array_klass(fd.dimension(), CHECK_0);
444 }
445 } else {
446 resolved_klass = Universe::typeArrayKlassObj(t);
447 resolved_klass = TypeArrayKlass::cast(resolved_klass)->array_klass(fd.dimension(), CHECK_0);
448 }
449 }
450 }
451 Handle result = CompilerToVM::get_jvmci_type(resolved_klass, CHECK_NULL);
452 return JNIHandles::make_local(THREAD, result());
453 C2V_END
454
455 C2V_VMENTRY(jobject, resolveConstantInPool, (JNIEnv*, jobject, jobject jvmci_constant_pool, jint index))
456 constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool);
457 oop result = cp->resolve_constant_at(index, CHECK_NULL);
458 return JNIHandles::make_local(THREAD, result);
459 C2V_END
460
461 C2V_VMENTRY(jobject, resolvePossiblyCachedConstantInPool, (JNIEnv*, jobject, jobject jvmci_constant_pool, jint index))
462 constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool);
463 oop result = cp->resolve_possibly_cached_constant_at(index, CHECK_NULL);
464 return JNIHandles::make_local(THREAD, result);
465 C2V_END
466
467 C2V_VMENTRY(jint, lookupNameAndTypeRefIndexInPool, (JNIEnv*, jobject, jobject jvmci_constant_pool, jint index))
468 constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool);
469 return cp->name_and_type_ref_index_at(index);
470 C2V_END
471
472 C2V_VMENTRY(jobject, lookupNameInPool, (JNIEnv*, jobject, jobject jvmci_constant_pool, jint which))
473 constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool);
474 Handle sym = java_lang_String::create_from_symbol(cp->name_ref_at(which), CHECK_NULL);
475 return JNIHandles::make_local(THREAD, sym());
476 C2V_END
477
478 C2V_VMENTRY(jobject, lookupSignatureInPool, (JNIEnv*, jobject, jobject jvmci_constant_pool, jint which))
479 constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool);
480 Handle sym = java_lang_String::create_from_symbol(cp->signature_ref_at(which), CHECK_NULL);
481 return JNIHandles::make_local(THREAD, sym());
482 C2V_END
483
484 C2V_VMENTRY(jint, lookupKlassRefIndexInPool, (JNIEnv*, jobject, jobject jvmci_constant_pool, jint index))
485 constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool);
486 return cp->klass_ref_index_at(index);
487 C2V_END
488
489 C2V_VMENTRY(jobject, resolveTypeInPool, (JNIEnv*, jobject, jobject jvmci_constant_pool, jint index))
490 constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool);
491 Klass* resolved_klass = cp->klass_at(index, CHECK_NULL);
492 Handle klass = CompilerToVM::get_jvmci_type(resolved_klass, CHECK_NULL);
493 return JNIHandles::make_local(THREAD, klass());
494 C2V_END
495
496 C2V_VMENTRY(jobject, lookupKlassInPool, (JNIEnv*, jobject, jobject jvmci_constant_pool, jint index, jbyte opcode))
497 constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool);
498 KlassHandle loading_klass(cp->pool_holder());
499 bool is_accessible = false;
500 KlassHandle klass = JVMCIEnv::get_klass_by_index(cp, index, is_accessible, loading_klass);
501 Symbol* symbol = NULL;
502 if (klass.is_null()) {
503 symbol = cp->klass_name_at(index);
504 }
505 Handle result;
506 if (!klass.is_null()) {
507 result = CompilerToVM::get_jvmci_type(klass, CHECK_NULL);
508 } else {
509 result = java_lang_String::create_from_symbol(symbol, CHECK_NULL);
510 }
511 return JNIHandles::make_local(THREAD, result());
512 C2V_END
513
514 C2V_VMENTRY(jobject, lookupAppendixInPool, (JNIEnv*, jobject, jobject jvmci_constant_pool, jint index))
515 constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool);
516 oop appendix_oop = ConstantPool::appendix_at_if_loaded(cp, index);
517 return JNIHandles::make_local(THREAD, appendix_oop);
518 C2V_END
519
520 C2V_VMENTRY(jobject, lookupMethodInPool, (JNIEnv*, jobject, jobject jvmci_constant_pool, jint index, jbyte opcode))
521 constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool);
522 instanceKlassHandle pool_holder(cp->pool_holder());
523 Bytecodes::Code bc = (Bytecodes::Code) (((int) opcode) & 0xFF);
524 methodHandle method = JVMCIEnv::get_method_by_index(cp, index, bc, pool_holder);
525 oop result = CompilerToVM::get_jvmci_method(method, CHECK_NULL);
526 return JNIHandles::make_local(THREAD, result);
527 C2V_END
528
529 C2V_VMENTRY(jint, constantPoolRemapInstructionOperandFromCache, (JNIEnv*, jobject, jobject jvmci_constant_pool, jint index))
530 constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool);
531 return cp->remap_instruction_operand_from_cache(index);
532 C2V_END
533
534 C2V_VMENTRY(jobject, resolveFieldInPool, (JNIEnv*, jobject, jobject jvmci_constant_pool, jint index, jbyte opcode, jlongArray info_handle))
535 ResourceMark rm;
536 constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool);
537 Bytecodes::Code code = (Bytecodes::Code)(((int) opcode) & 0xFF);
538 fieldDescriptor fd;
539 LinkInfo link_info(cp, index, CHECK_0);
540 LinkResolver::resolve_field(fd, link_info, Bytecodes::java_code(code), false, CHECK_0);
541 typeArrayOop info = (typeArrayOop) JNIHandles::resolve(info_handle);
542 assert(info != NULL && info->length() == 2, "must be");
543 info->long_at_put(0, (jlong) fd.access_flags().as_int());
544 info->long_at_put(1, (jlong) fd.offset());
545 oop field_holder = CompilerToVM::get_jvmci_type(fd.field_holder(), CHECK_NULL);
546 return JNIHandles::make_local(THREAD, field_holder);
547 C2V_END
548
549 C2V_VMENTRY(jint, getVtableIndexForInterfaceMethod, (JNIEnv *, jobject, jobject jvmci_type, jobject jvmci_method))
550 ResourceMark rm;
551 Klass* klass = CompilerToVM::asKlass(jvmci_type);
552 Method* method = CompilerToVM::asMethod(jvmci_method);
553 if (klass->is_interface()) {
554 THROW_MSG_0(vmSymbols::java_lang_InternalError(), err_msg("Interface %s should be handled in Java code", klass->external_name()));
555 }
556 if (!method->method_holder()->is_interface()) {
557 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()));
558 }
559 if (!InstanceKlass::cast(klass)->is_linked()) {
560 THROW_MSG_0(vmSymbols::java_lang_InternalError(), err_msg("Class %s must be linked", klass->external_name()));
561 }
562 return LinkResolver::vtable_index_of_interface_method(klass, method);
563 C2V_END
564
565 C2V_VMENTRY(jobject, resolveMethod, (JNIEnv *, jobject, jobject receiver_jvmci_type, jobject jvmci_method, jobject caller_jvmci_type))
566 Klass* recv_klass = CompilerToVM::asKlass(receiver_jvmci_type);
567 Klass* caller_klass = CompilerToVM::asKlass(caller_jvmci_type);
568 Method* method = CompilerToVM::asMethod(jvmci_method);
569
570 if (recv_klass->is_array_klass() || (InstanceKlass::cast(recv_klass)->is_linked())) {
571 Klass* holder_klass = method->method_holder();
572 Symbol* method_name = method->name();
573 Symbol* method_signature = method->signature();
574
575 if (holder_klass->is_interface()) {
576 // do link-time resolution to check all access rules.
577 LinkInfo link_info(holder_klass, method_name, method_signature, caller_klass, true);
578 methodHandle resolved_method = LinkResolver::linktime_resolve_interface_method_or_null(link_info);
579 if (resolved_method.is_null() || resolved_method->is_private()) {
580 return NULL;
581 }
582 assert(recv_klass->is_subtype_of(holder_klass), "");
583 // do actual lookup
584 methodHandle sel_method = LinkResolver::lookup_instance_method_in_klasses(recv_klass, resolved_method->name(), resolved_method->signature(), CHECK_AND_CLEAR_0);
585 oop result = CompilerToVM::get_jvmci_method(sel_method, CHECK_NULL);
586 return JNIHandles::make_local(THREAD, result);
587 } else {
588 // do link-time resolution to check all access rules.
589 LinkInfo link_info(holder_klass, method_name, method_signature, caller_klass, true);
590 methodHandle resolved_method = LinkResolver::linktime_resolve_virtual_method_or_null(link_info);
591 if (resolved_method.is_null()) {
592 return NULL;
593 }
594 // do actual lookup (see LinkResolver::runtime_resolve_virtual_method)
595 int vtable_index = Method::invalid_vtable_index;
596 Method* selected_method;
597
598 if (resolved_method->method_holder()->is_interface()) { // miranda method
599 vtable_index = LinkResolver::vtable_index_of_interface_method(holder_klass, resolved_method);
600 assert(vtable_index >= 0 , "we should have valid vtable index at this point");
601
602 InstanceKlass* inst = InstanceKlass::cast(recv_klass);
603 selected_method = inst->method_at_vtable(vtable_index);
604 } else {
605 // at this point we are sure that resolved_method is virtual and not
606 // a miranda method; therefore, it must have a valid vtable index.
607 assert(!resolved_method->has_itable_index(), "");
608 vtable_index = resolved_method->vtable_index();
609 // We could get a negative vtable_index for final methods,
610 // because as an optimization they are they are never put in the vtable,
611 // unless they override an existing method.
612 // If we do get a negative, it means the resolved method is the the selected
613 // method, and it can never be changed by an override.
614 if (vtable_index == Method::nonvirtual_vtable_index) {
615 assert(resolved_method->can_be_statically_bound(), "cannot override this method");
616 selected_method = resolved_method();
617 } else {
618 // recv_klass might be an arrayKlassOop but all vtables start at
619 // the same place. The cast is to avoid virtual call and assertion.
620 InstanceKlass* inst = (InstanceKlass*)recv_klass;
621 selected_method = inst->method_at_vtable(vtable_index);
622 }
623 }
624 oop result = CompilerToVM::get_jvmci_method(selected_method, CHECK_NULL);
625 return JNIHandles::make_local(THREAD, result);
626 }
627 }
628 return NULL;
629 C2V_END
630
631 C2V_VMENTRY(jboolean, hasFinalizableSubclass,(JNIEnv *, jobject, jobject jvmci_type))
632 Klass* klass = CompilerToVM::asKlass(jvmci_type);
633 assert(klass != NULL, "method must not be called for primitive types");
634 return Dependencies::find_finalizable_subclass(klass) != NULL;
635 C2V_END
636
637 C2V_VMENTRY(jobject, getClassInitializer, (JNIEnv *, jobject, jobject jvmci_type))
638 InstanceKlass* klass = (InstanceKlass*) CompilerToVM::asKlass(jvmci_type);
639 oop result = CompilerToVM::get_jvmci_method(klass->class_initializer(), CHECK_NULL);
640 return JNIHandles::make_local(THREAD, result);
641 C2V_END
642
643 C2V_VMENTRY(jlong, getMaxCallTargetOffset, (JNIEnv*, jobject, jlong addr))
644 address target_addr = (address) addr;
645 if (target_addr != 0x0) {
646 int64_t off_low = (int64_t)target_addr - ((int64_t)CodeCache::low_bound() + sizeof(int));
647 int64_t off_high = (int64_t)target_addr - ((int64_t)CodeCache::high_bound() + sizeof(int));
648 return MAX2(ABS(off_low), ABS(off_high));
649 }
650 return -1;
651 C2V_END
652
653 C2V_VMENTRY(void, doNotInlineOrCompile,(JNIEnv *, jobject, jobject jvmci_method))
654 methodHandle method = CompilerToVM::asMethod(jvmci_method);
655 method->set_not_c1_compilable();
656 method->set_not_c2_compilable();
657 method->set_dont_inline(true);
658 C2V_END
659
660 C2V_VMENTRY(jint, installCode, (JNIEnv *jniEnv, jobject, jobject target, jobject compiled_code, jobject installed_code, jobject speculation_log))
661 ResourceMark rm;
662 HandleMark hm;
663 Handle target_handle = JNIHandles::resolve(target);
664 Handle compiled_code_handle = JNIHandles::resolve(compiled_code);
665 CodeBlob* cb = NULL;
666 Handle installed_code_handle = JNIHandles::resolve(installed_code);
667 Handle speculation_log_handle = JNIHandles::resolve(speculation_log);
668
669 JVMCICompiler* compiler = JVMCICompiler::instance(CHECK_JNI_ERR);
670
671 TraceTime install_time("installCode", JVMCICompiler::codeInstallTimer());
672 CodeInstaller installer;
673 JVMCIEnv::CodeInstallResult result = installer.install(compiler, target_handle, compiled_code_handle, cb, installed_code_handle, speculation_log_handle);
674
675 if (PrintCodeCacheOnCompilation) {
676 stringStream s;
677 // Dump code cache into a buffer before locking the tty,
678 {
679 MutexLockerEx mu(CodeCache_lock, Mutex::_no_safepoint_check_flag);
680 CodeCache::print_summary(&s, false);
681 }
682 ttyLocker ttyl;
683 tty->print_raw_cr(s.as_string());
684 }
685
686 if (result != JVMCIEnv::ok) {
687 assert(cb == NULL, "should be");
688 } else {
689 if (!installed_code_handle.is_null()) {
690 assert(installed_code_handle->is_a(InstalledCode::klass()), "wrong type");
691 CompilerToVM::invalidate_installed_code(installed_code_handle, CHECK_0);
692 InstalledCode::set_address(installed_code_handle, (jlong) cb);
693 if (cb->is_nmethod()) {
694 InstalledCode::set_entryPoint(installed_code_handle, (jlong) cb->as_nmethod_or_null()->verified_entry_point());
695 } else {
696 InstalledCode::set_entryPoint(installed_code_handle, (jlong) cb->code_begin());
697 }
698 if (installed_code_handle->is_a(HotSpotInstalledCode::klass())) {
699 HotSpotInstalledCode::set_size(installed_code_handle, cb->size());
700 HotSpotInstalledCode::set_codeStart(installed_code_handle, (jlong) cb->code_begin());
701 HotSpotInstalledCode::set_codeSize(installed_code_handle, cb->code_size());
702 }
703 nmethod* nm = cb->as_nmethod_or_null();
704 if (nm != NULL && installed_code_handle->is_scavengable()) {
705 assert(nm->detect_scavenge_root_oops(), "nm should be scavengable if installed_code is scavengable");
706 if (!UseG1GC) {
707 assert(nm->on_scavenge_root_list(), "nm should be on scavengable list");
708 }
709 }
710 }
711 }
712 return result;
713 C2V_END
714
715 C2V_VMENTRY(jint, getMetadata, (JNIEnv *jniEnv, jobject, jobject target, jobject compiled_code, jobject metadata))
716 ResourceMark rm;
717 HandleMark hm;
718
719 Handle target_handle = JNIHandles::resolve(target);
720 Handle compiled_code_handle = JNIHandles::resolve(compiled_code);
721 Handle metadata_handle = JNIHandles::resolve(metadata);
722
723 HotSpotOopMap::klass()->initialize(thread);
724
725 CodeMetadata code_metadata;
726 CodeBlob *cb = NULL;
727 CodeInstaller installer;
728
729 JVMCIEnv::CodeInstallResult result = installer.gather_metadata(target_handle, compiled_code_handle, code_metadata); //cb, pc_descs, nr_pc_descs, scopes_descs, scopes_size, reloc_buffer);
730 if (result != JVMCIEnv::ok) {
731 return result;
732 }
733
734 if (code_metadata.get_nr_pc_desc() > 0) {
735 typeArrayHandle pcArrayOop = oopFactory::new_byteArray(sizeof(PcDesc) * code_metadata.get_nr_pc_desc(), CHECK_(JVMCIEnv::cache_full));
736 memcpy(pcArrayOop->byte_at_addr(0), code_metadata.get_pc_desc(), sizeof(PcDesc) * code_metadata.get_nr_pc_desc());
737 HotSpotMetaData::set_pcDescBytes(metadata_handle, pcArrayOop());
738 }
739
740 if (code_metadata.get_scopes_size() > 0) {
741 typeArrayHandle scopesArrayOop = oopFactory::new_byteArray(code_metadata.get_scopes_size(), CHECK_(JVMCIEnv::cache_full));
742 memcpy(scopesArrayOop->byte_at_addr(0), code_metadata.get_scopes_desc(), code_metadata.get_scopes_size());
743 HotSpotMetaData::set_scopesDescBytes(metadata_handle, scopesArrayOop());
744 }
745
746 RelocBuffer* reloc_buffer = code_metadata.get_reloc_buffer();
747 typeArrayHandle relocArrayOop = oopFactory::new_byteArray((int) reloc_buffer->size(), CHECK_(JVMCIEnv::cache_full));
748 if (reloc_buffer->size() > 0) {
749 memcpy(relocArrayOop->byte_at_addr(0), reloc_buffer->begin(), reloc_buffer->size());
750 }
751 HotSpotMetaData::set_relocBytes(metadata_handle, relocArrayOop());
752
753 const OopMapSet* oopMapSet = installer.oopMapSet();
754 {
755 ResourceMark mark;
756 ImmutableOopMapBuilder builder(oopMapSet);
757 int oopmap_size = builder.heap_size();
758 typeArrayHandle oopMapArrayHandle = oopFactory::new_byteArray(oopmap_size, CHECK_(JVMCIEnv::cache_full));
759 builder.generate_into((address) oopMapArrayHandle->byte_at_addr(0));
760 HotSpotMetaData::set_oopMaps(metadata_handle, oopMapArrayHandle());
761 }
762
763 HotSpotMetaData::set_metadata(metadata_handle, NULL);
764
765 ExceptionHandlerTable* handler = code_metadata.get_exception_table();
766 int table_size = handler->size_in_bytes();
767 typeArrayHandle exceptionArrayOop = oopFactory::new_byteArray(table_size, CHECK_(JVMCIEnv::cache_full));
768
769 if (table_size > 0) {
770 handler->copy_bytes_to((address) exceptionArrayOop->byte_at_addr(0));
771 }
772 HotSpotMetaData::set_exceptionBytes(metadata_handle, exceptionArrayOop());
773
774 return result;
775 C2V_END
776
777 C2V_VMENTRY(void, notifyCompilationStatistics, (JNIEnv *jniEnv, jobject, jint id, jobject hotspot_method, jboolean osr, jint processedBytecodes, jlong time, jlong timeUnitsPerSecond, jobject installed_code))
778 JVMCICompiler* compiler = JVMCICompiler::instance(CHECK);
779 CompilerStatistics* stats = compiler->stats();
780
781 elapsedTimer timer = elapsedTimer(time, timeUnitsPerSecond);
782 if (osr) {
783 stats->_osr.update(timer, processedBytecodes);
784 } else {
785 stats->_standard.update(timer, processedBytecodes);
786 }
787 Handle installed_code_handle = JNIHandles::resolve(installed_code);
788 if (installed_code_handle->is_a(HotSpotInstalledCode::klass())) {
789 stats->_nmethods_size += HotSpotInstalledCode::size(installed_code_handle);
790 stats->_nmethods_code_size += HotSpotInstalledCode::codeSize(installed_code_handle);
791 }
792
793 if (CITimeEach) {
794 methodHandle method = CompilerToVM::asMethod(hotspot_method);
795 float bytes_per_sec = 1.0 * processedBytecodes / timer.seconds();
796 tty->print_cr("%3d seconds: %f bytes/sec: %f (bytes %d)",
797 id, timer.seconds(), bytes_per_sec, processedBytecodes);
798 }
799 C2V_END
800
801 C2V_VMENTRY(void, resetCompilationStatistics, (JNIEnv *jniEnv, jobject))
802 JVMCICompiler* compiler = JVMCICompiler::instance(CHECK);
803 CompilerStatistics* stats = compiler->stats();
804 stats->_standard.reset();
805 stats->_osr.reset();
806 C2V_END
807
808 C2V_VMENTRY(jobject, disassembleCodeBlob, (JNIEnv *jniEnv, jobject, jobject installedCode))
809 ResourceMark rm;
810 HandleMark hm;
811
812 if (installedCode == NULL) {
813 THROW_MSG_NULL(vmSymbols::java_lang_NullPointerException(), "installedCode is null");
814 }
815
816 jlong codeBlob = InstalledCode::address(installedCode);
817 if (codeBlob == 0L) {
818 return NULL;
819 }
820
821 CodeBlob* cb = (CodeBlob*) (address) codeBlob;
822 if (cb == NULL) {
823 return NULL;
824 }
825
826 // We don't want the stringStream buffer to resize during disassembly as it
827 // uses scoped resource memory. If a nested function called during disassembly uses
828 // a ResourceMark and the buffer expands within the scope of the mark,
829 // the buffer becomes garbage when that scope is exited. Experience shows that
830 // the disassembled code is typically about 10x the code size so a fixed buffer
831 // sized to 20x code size plus a fixed amount for header info should be sufficient.
832 int bufferSize = cb->code_size() * 20 + 1024;
833 char* buffer = NEW_RESOURCE_ARRAY(char, bufferSize);
834 stringStream st(buffer, bufferSize);
835 if (cb->is_nmethod()) {
836 nmethod* nm = (nmethod*) cb;
837 if (!nm->is_alive()) {
838 return NULL;
839 }
840 Disassembler::decode(nm, &st);
841 } else {
842 Disassembler::decode(cb, &st);
843 }
844 if (st.size() <= 0) {
845 return NULL;
846 }
847
848 Handle result = java_lang_String::create_from_platform_dependent_str(st.as_string(), CHECK_NULL);
849 return JNIHandles::make_local(THREAD, result());
850 C2V_END
851
852 C2V_VMENTRY(jobject, getStackTraceElement, (JNIEnv*, jobject, jobject jvmci_method, int bci))
853 ResourceMark rm;
854 HandleMark hm;
855
856 methodHandle method = CompilerToVM::asMethod(jvmci_method);
857 oop element = java_lang_StackTraceElement::create(method, bci, CHECK_NULL);
858 return JNIHandles::make_local(THREAD, element);
859 C2V_END
860
861 C2V_VMENTRY(jobject, executeInstalledCode, (JNIEnv*, jobject, jobject args, jobject hotspotInstalledCode))
862 ResourceMark rm;
863 HandleMark hm;
864
865 jlong nmethodValue = InstalledCode::address(hotspotInstalledCode);
866 if (nmethodValue == 0L) {
867 THROW_NULL(vmSymbols::jdk_vm_ci_code_InvalidInstalledCodeException());
868 }
869 nmethod* nm = (nmethod*) (address) nmethodValue;
870 methodHandle mh = nm->method();
871 Symbol* signature = mh->signature();
872 JavaCallArguments jca(mh->size_of_parameters());
873
874 JavaArgumentUnboxer jap(signature, &jca, (arrayOop) JNIHandles::resolve(args), mh->is_static());
875 JavaValue result(jap.get_ret_type());
876 jca.set_alternative_target(nm);
877 JavaCalls::call(&result, mh, &jca, CHECK_NULL);
878
879 if (jap.get_ret_type() == T_VOID) {
880 return NULL;
881 } else if (jap.get_ret_type() == T_OBJECT || jap.get_ret_type() == T_ARRAY) {
882 return JNIHandles::make_local(THREAD, (oop) result.get_jobject());
883 } else {
884 jvalue *value = (jvalue *) result.get_value_addr();
885 // Narrow the value down if required (Important on big endian machines)
886 switch (jap.get_ret_type()) {
887 case T_BOOLEAN:
888 value->z = (jboolean) value->i;
889 break;
890 case T_BYTE:
891 value->b = (jbyte) value->i;
892 break;
893 case T_CHAR:
894 value->c = (jchar) value->i;
895 break;
896 case T_SHORT:
897 value->s = (jshort) value->i;
898 break;
899 }
900 oop o = java_lang_boxing_object::create(jap.get_ret_type(), value, CHECK_NULL);
901 return JNIHandles::make_local(THREAD, o);
902 }
903 C2V_END
904
905 C2V_VMENTRY(jlongArray, getLineNumberTable, (JNIEnv *, jobject, jobject jvmci_method))
906 Method* method = CompilerToVM::asMethod(jvmci_method);
907 if (!method->has_linenumber_table()) {
908 return NULL;
909 }
910 u2 num_entries = 0;
911 CompressedLineNumberReadStream streamForSize(method->compressed_linenumber_table());
912 while (streamForSize.read_pair()) {
913 num_entries++;
914 }
915
916 CompressedLineNumberReadStream stream(method->compressed_linenumber_table());
917 typeArrayOop result = oopFactory::new_longArray(2 * num_entries, CHECK_NULL);
918
919 int i = 0;
920 jlong value;
921 while (stream.read_pair()) {
922 value = ((long) stream.bci());
923 result->long_at_put(i, value);
924 value = ((long) stream.line());
925 result->long_at_put(i + 1, value);
926 i += 2;
927 }
928
929 return (jlongArray) JNIHandles::make_local(THREAD, result);
930 C2V_END
931
932 C2V_VMENTRY(jlong, getLocalVariableTableStart, (JNIEnv *, jobject, jobject jvmci_method))
933 ResourceMark rm;
934 Method* method = CompilerToVM::asMethod(jvmci_method);
935 if (!method->has_localvariable_table()) {
936 return 0;
937 }
938 return (jlong) (address) method->localvariable_table_start();
939 C2V_END
940
941 C2V_VMENTRY(jint, getLocalVariableTableLength, (JNIEnv *, jobject, jobject jvmci_method))
942 ResourceMark rm;
943 Method* method = CompilerToVM::asMethod(jvmci_method);
944 return method->localvariable_table_length();
945 C2V_END
946
947 C2V_VMENTRY(void, reprofile, (JNIEnv*, jobject, jobject jvmci_method))
948 Method* method = CompilerToVM::asMethod(jvmci_method);
949 MethodCounters* mcs = method->method_counters();
950 if (mcs != NULL) {
951 mcs->clear_counters();
952 }
953 NOT_PRODUCT(method->set_compiled_invocation_count(0));
954
955 nmethod* code = method->code();
956 if (code != NULL) {
957 code->make_not_entrant();
958 }
959
960 MethodData* method_data = method->method_data();
961 if (method_data == NULL) {
962 ClassLoaderData* loader_data = method->method_holder()->class_loader_data();
963 method_data = MethodData::allocate(loader_data, method, CHECK);
964 method->set_method_data(method_data);
965 } else {
966 method_data->initialize();
967 }
968 C2V_END
969
970
971 C2V_VMENTRY(void, invalidateInstalledCode, (JNIEnv*, jobject, jobject installed_code))
972 Handle installed_code_handle = JNIHandles::resolve(installed_code);
973 CompilerToVM::invalidate_installed_code(installed_code_handle, CHECK);
974 C2V_END
975
976 C2V_VMENTRY(jobject, readUncompressedOop, (JNIEnv*, jobject, jlong addr))
977 oop ret = oopDesc::load_decode_heap_oop((oop*)(address)addr);
978 return JNIHandles::make_local(THREAD, ret);
979 C2V_END
980
981 C2V_VMENTRY(jlongArray, collectCounters, (JNIEnv*, jobject))
982 typeArrayOop arrayOop = oopFactory::new_longArray(JVMCICounterSize, CHECK_NULL);
983 JavaThread::collect_counters(arrayOop);
984 return (jlongArray) JNIHandles::make_local(THREAD, arrayOop);
985 C2V_END
986
987 C2V_VMENTRY(int, allocateCompileId, (JNIEnv*, jobject, jobject jvmci_method, int entry_bci))
988 HandleMark hm;
989 ResourceMark rm;
990 if (JNIHandles::resolve(jvmci_method) == NULL) {
991 THROW_0(vmSymbols::java_lang_NullPointerException());
992 }
993 Method* method = CompilerToVM::asMethod(jvmci_method);
994 if (entry_bci >= method->code_size() || entry_bci < -1) {
995 THROW_MSG_0(vmSymbols::java_lang_IllegalArgumentException(), err_msg("Unexpected bci %d", entry_bci));
996 }
997 return CompileBroker::assign_compile_id_unlocked(THREAD, method, entry_bci);
998 C2V_END
999
1000
1001 C2V_VMENTRY(jboolean, isMature, (JNIEnv*, jobject, jlong metaspace_method_data))
1002 MethodData* mdo = CompilerToVM::asMethodData(metaspace_method_data);
1003 return mdo != NULL && mdo->is_mature();
1004 C2V_END
1005
1006 C2V_VMENTRY(jboolean, hasCompiledCodeForOSR, (JNIEnv*, jobject, jobject jvmci_method, int entry_bci, int comp_level))
1007 Method* method = CompilerToVM::asMethod(jvmci_method);
1008 return method->lookup_osr_nmethod_for(entry_bci, comp_level, true) != NULL;
1009 C2V_END
1010
1011 C2V_VMENTRY(jobject, getSymbol, (JNIEnv*, jobject, jlong symbol))
1012 Handle sym = java_lang_String::create_from_symbol((Symbol*)(address)symbol, CHECK_NULL);
1013 return JNIHandles::make_local(THREAD, sym());
1014 C2V_END
1015
1016 bool matches(jobjectArray methods, Method* method) {
1017 objArrayOop methods_oop = (objArrayOop) JNIHandles::resolve(methods);
1018
1019 for (int i = 0; i < methods_oop->length(); i++) {
1020 oop resolved = methods_oop->obj_at(i);
1021 if (resolved->is_a(HotSpotResolvedJavaMethodImpl::klass()) && CompilerToVM::asMethod(resolved) == method) {
1022 return true;
1023 }
1024 }
1025 return false;
1026 }
1027
1028 C2V_VMENTRY(jobject, getNextStackFrame, (JNIEnv*, jobject compilerToVM, jobject hs_frame, jobjectArray methods, jint initialSkip))
1029 ResourceMark rm;
1030
1031 if (!thread->has_last_Java_frame()) return NULL;
1032 Handle result = HotSpotStackFrameReference::klass()->allocate_instance(thread);
1033 HotSpotStackFrameReference::klass()->initialize(thread);
1034
1035 StackFrameStream fst(thread);
1036 if (hs_frame != NULL) {
1037 // look for the correct stack frame if one is given
1038 intptr_t* stack_pointer = (intptr_t*) HotSpotStackFrameReference::stackPointer(hs_frame);
1039 while (fst.current()->sp() != stack_pointer && !fst.is_done()) {
1040 fst.next();
1041 }
1042 if (fst.current()->sp() != stack_pointer) {
1043 THROW_MSG_NULL(vmSymbols::java_lang_IllegalStateException(), "stack frame not found")
1044 }
1045 }
1046
1047 int frame_number = 0;
1048 vframe* vf = vframe::new_vframe(fst.current(), fst.register_map(), thread);
1049 if (hs_frame != NULL) {
1050 // look for the correct vframe within the stack frame if one is given
1051 int last_frame_number = HotSpotStackFrameReference::frameNumber(hs_frame);
1052 while (frame_number < last_frame_number) {
1053 if (vf->is_top()) {
1054 THROW_MSG_NULL(vmSymbols::java_lang_IllegalStateException(), "invalid frame number")
1055 }
1056 vf = vf->sender();
1057 frame_number ++;
1058 }
1059 // move one frame forward
1060 if (vf->is_top()) {
1061 if (fst.is_done()) {
1062 return NULL;
1063 }
1064 fst.next();
1065 vf = vframe::new_vframe(fst.current(), fst.register_map(), thread);
1066 frame_number = 0;
1067 } else {
1068 vf = vf->sender();
1069 frame_number++;
1070 }
1071 }
1072
1073 while (true) {
1074 // look for the given method
1075 while (true) {
1076 StackValueCollection* locals = NULL;
1077 if (vf->is_compiled_frame()) {
1078 // compiled method frame
1079 compiledVFrame* cvf = compiledVFrame::cast(vf);
1080 if (methods == NULL || matches(methods, cvf->method())) {
1081 if (initialSkip > 0) {
1082 initialSkip --;
1083 } else {
1084 ScopeDesc* scope = cvf->scope();
1085 // native wrapper do not have a scope
1086 if (scope != NULL && scope->objects() != NULL) {
1087 bool realloc_failures = Deoptimization::realloc_objects(thread, fst.current(), scope->objects(), THREAD);
1088 Deoptimization::reassign_fields(fst.current(), fst.register_map(), scope->objects(), realloc_failures, false);
1089
1090 GrowableArray<ScopeValue*>* local_values = scope->locals();
1091 typeArrayHandle array = oopFactory::new_boolArray(local_values->length(), thread);
1092 for (int i = 0; i < local_values->length(); i++) {
1093 ScopeValue* value = local_values->at(i);
1094 if (value->is_object()) {
1095 array->bool_at_put(i, true);
1096 }
1097 }
1098 HotSpotStackFrameReference::set_localIsVirtual(result, array());
1099 } else {
1100 HotSpotStackFrameReference::set_localIsVirtual(result, NULL);
1101 }
1102
1103 locals = cvf->locals();
1104 HotSpotStackFrameReference::set_bci(result, cvf->bci());
1105 oop method = CompilerToVM::get_jvmci_method(cvf->method(), CHECK_NULL);
1106 HotSpotStackFrameReference::set_method(result, method);
1107 }
1108 }
1109 } else if (vf->is_interpreted_frame()) {
1110 // interpreted method frame
1111 interpretedVFrame* ivf = interpretedVFrame::cast(vf);
1112 if (methods == NULL || matches(methods, ivf->method())) {
1113 if (initialSkip > 0) {
1114 initialSkip --;
1115 } else {
1116 locals = ivf->locals();
1117 HotSpotStackFrameReference::set_bci(result, ivf->bci());
1118 oop method = CompilerToVM::get_jvmci_method(ivf->method(), CHECK_NULL);
1119 HotSpotStackFrameReference::set_method(result, method);
1120 HotSpotStackFrameReference::set_localIsVirtual(result, NULL);
1121 }
1122 }
1123 }
1124
1125 // locals != NULL means that we found a matching frame and result is already partially initialized
1126 if (locals != NULL) {
1127 HotSpotStackFrameReference::set_compilerToVM(result, JNIHandles::resolve(compilerToVM));
1128 HotSpotStackFrameReference::set_stackPointer(result, (jlong) fst.current()->sp());
1129 HotSpotStackFrameReference::set_frameNumber(result, frame_number);
1130
1131 // initialize the locals array
1132 objArrayHandle array = oopFactory::new_objectArray(locals->size(), thread);
1133 for (int i = 0; i < locals->size(); i++) {
1134 StackValue* var = locals->at(i);
1135 if (var->type() == T_OBJECT) {
1136 array->obj_at_put(i, locals->at(i)->get_obj()());
1137 }
1138 }
1139 HotSpotStackFrameReference::set_locals(result, array());
1140
1141 return JNIHandles::make_local(thread, result());
1142 }
1143
1144 if (vf->is_top()) {
1145 break;
1146 }
1147 frame_number++;
1148 vf = vf->sender();
1149 } // end of vframe loop
1150
1151 if (fst.is_done()) {
1152 break;
1153 }
1154 fst.next();
1155 vf = vframe::new_vframe(fst.current(), fst.register_map(), thread);
1156 frame_number = 0;
1157 } // end of frame loop
1158
1159 // the end was reached without finding a matching method
1160 return NULL;
1161 C2V_END
1162
1163 C2V_VMENTRY(void, resolveInvokeDynamicInPool, (JNIEnv*, jobject, jobject jvmci_constant_pool, jint index))
1164 constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool);
1165 CallInfo callInfo;
1166 LinkResolver::resolve_invoke(callInfo, Handle(), cp, index, Bytecodes::_invokedynamic, CHECK);
1167 ConstantPoolCacheEntry* cp_cache_entry = cp->invokedynamic_cp_cache_entry_at(index);
1168 cp_cache_entry->set_dynamic_call(cp, callInfo);
1169 C2V_END
1170
1171 C2V_VMENTRY(void, resolveInvokeHandleInPool, (JNIEnv*, jobject, jobject jvmci_constant_pool, jint index))
1172 constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool);
1173 CallInfo callInfo;
1174 LinkResolver::resolve_invoke(callInfo, Handle(), cp, index, Bytecodes::_invokehandle, CHECK);
1175 ConstantPoolCacheEntry* cp_cache_entry = cp_cache_entry = cp->cache()->entry_at(cp->decode_cpcache_index(index));
1176 cp_cache_entry->set_method_handle(cp, callInfo);
1177 C2V_END
1178
1179 C2V_VMENTRY(jboolean, shouldDebugNonSafepoints, (JNIEnv*, jobject))
1180 //see compute_recording_non_safepoints in debugInfroRec.cpp
1181 if (JvmtiExport::should_post_compiled_method_load() && FLAG_IS_DEFAULT(DebugNonSafepoints)) {
1182 return true;
1183 }
1184 return DebugNonSafepoints;
1185 C2V_END
1186
1187 // public native void materializeVirtualObjects(HotSpotStackFrameReference stackFrame, boolean invalidate);
1188 C2V_VMENTRY(void, materializeVirtualObjects, (JNIEnv*, jobject, jobject hs_frame, bool invalidate))
1189 ResourceMark rm;
1190
1191 if (hs_frame == NULL) {
1192 THROW_MSG(vmSymbols::java_lang_NullPointerException(), "stack frame is null")
1193 }
1194
1195 HotSpotStackFrameReference::klass()->initialize(thread);
1196
1197 // look for the given stack frame
1198 StackFrameStream fst(thread);
1199 intptr_t* stack_pointer = (intptr_t*) HotSpotStackFrameReference::stackPointer(hs_frame);
1200 while (fst.current()->sp() != stack_pointer && !fst.is_done()) {
1201 fst.next();
1202 }
1203 if (fst.current()->sp() != stack_pointer) {
1204 THROW_MSG(vmSymbols::java_lang_IllegalStateException(), "stack frame not found")
1205 }
1206
1207 if (invalidate) {
1208 if (!fst.current()->is_compiled_frame()) {
1209 THROW_MSG(vmSymbols::java_lang_IllegalStateException(), "compiled stack frame expected")
1210 }
1211 assert(fst.current()->cb()->is_nmethod(), "nmethod expected");
1212 ((nmethod*) fst.current()->cb())->make_not_entrant();
1213 }
1214 Deoptimization::deoptimize(thread, *fst.current(), fst.register_map(), Deoptimization::Reason_none);
1215 // look for the frame again as it has been updated by deopt (pc, deopt state...)
1216 StackFrameStream fstAfterDeopt(thread);
1217 while (fstAfterDeopt.current()->sp() != stack_pointer && !fstAfterDeopt.is_done()) {
1218 fstAfterDeopt.next();
1219 }
1220 if (fstAfterDeopt.current()->sp() != stack_pointer) {
1221 THROW_MSG(vmSymbols::java_lang_IllegalStateException(), "stack frame not found after deopt")
1222 }
1223
1224 vframe* vf = vframe::new_vframe(fstAfterDeopt.current(), fstAfterDeopt.register_map(), thread);
1225 if (!vf->is_compiled_frame()) {
1226 THROW_MSG(vmSymbols::java_lang_IllegalStateException(), "compiled stack frame expected")
1227 }
1228
1229 GrowableArray<compiledVFrame*>* virtualFrames = new GrowableArray<compiledVFrame*>(10);
1230 while (true) {
1231 assert(vf->is_compiled_frame(), "Wrong frame type");
1232 virtualFrames->push(compiledVFrame::cast(vf));
1233 if (vf->is_top()) {
1234 break;
1235 }
1236 vf = vf->sender();
1237 }
1238
1239 int last_frame_number = HotSpotStackFrameReference::frameNumber(hs_frame);
1240 if (last_frame_number >= virtualFrames->length()) {
1241 THROW_MSG(vmSymbols::java_lang_IllegalStateException(), "invalid frame number")
1242 }
1243
1244 // Reallocate the non-escaping objects and restore their fields.
1245 assert (virtualFrames->at(last_frame_number)->scope() != NULL,"invalid scope");
1246 GrowableArray<ScopeValue*>* objects = virtualFrames->at(last_frame_number)->scope()->objects();
1247
1248 if (objects == NULL) {
1249 // no objects to materialize
1250 return;
1251 }
1252
1253 bool realloc_failures = Deoptimization::realloc_objects(thread, fstAfterDeopt.current(), objects, THREAD);
1254 Deoptimization::reassign_fields(fstAfterDeopt.current(), fstAfterDeopt.register_map(), objects, realloc_failures, false);
1255
1256 for (int frame_index = 0; frame_index < virtualFrames->length(); frame_index++) {
1257 compiledVFrame* cvf = virtualFrames->at(frame_index);
1258
1259 GrowableArray<ScopeValue*>* scopeLocals = cvf->scope()->locals();
1260 StackValueCollection* locals = cvf->locals();
1261
1262 if (locals != NULL) {
1263 for (int i2 = 0; i2 < locals->size(); i2++) {
1264 StackValue* var = locals->at(i2);
1265 if (var->type() == T_OBJECT && scopeLocals->at(i2)->is_object()) {
1266 jvalue val;
1267 val.l = (jobject) locals->at(i2)->get_obj()();
1268 cvf->update_local(T_OBJECT, i2, val);
1269 }
1270 }
1271 }
1272 }
1273
1274 // all locals are materialized by now
1275 HotSpotStackFrameReference::set_localIsVirtual(hs_frame, NULL);
1276
1277 // update the locals array
1278 objArrayHandle array = HotSpotStackFrameReference::locals(hs_frame);
1279 StackValueCollection* locals = virtualFrames->at(last_frame_number)->locals();
1280 for (int i = 0; i < locals->size(); i++) {
1281 StackValue* var = locals->at(i);
1282 if (var->type() == T_OBJECT) {
1283 array->obj_at_put(i, locals->at(i)->get_obj()());
1284 }
1285 }
1286 C2V_END
1287
1288 C2V_VMENTRY(void, writeDebugOutput, (JNIEnv*, jobject, jbyteArray bytes, jint offset, jint length))
1289 if (bytes == NULL) {
1290 THROW(vmSymbols::java_lang_NullPointerException());
1291 }
1292 typeArrayOop array = (typeArrayOop) JNIHandles::resolve(bytes);
1293
1294 // Check if offset and length are non negative.
1295 if (offset < 0 || length < 0) {
1296 THROW(vmSymbols::java_lang_ArrayIndexOutOfBoundsException());
1297 }
1298 // Check if the range is valid.
1299 if ((((unsigned int) length + (unsigned int) offset) > (unsigned int) array->length())) {
1300 THROW(vmSymbols::java_lang_ArrayIndexOutOfBoundsException());
1301 }
1302 while (length > 0) {
1303 jbyte* start = array->byte_at_addr(offset);
1304 tty->write((char*) start, MIN2(length, O_BUFLEN));
1305 length -= O_BUFLEN;
1306 offset += O_BUFLEN;
1307 }
1308 C2V_END
1309
1310 C2V_VMENTRY(void, flushDebugOutput, (JNIEnv*, jobject))
1311 tty->flush();
1312 C2V_END
1313
1314 C2V_VMENTRY(int, methodDataProfileDataSize, (JNIEnv*, jobject, jlong metaspace_method_data, jint position))
1315 ResourceMark rm;
1316 MethodData* mdo = CompilerToVM::asMethodData(metaspace_method_data);
1317 ProfileData* profile_data = mdo->data_at(position);
1318 if (mdo->is_valid(profile_data)) {
1319 return profile_data->size_in_bytes();
1320 }
1321 DataLayout* data = mdo->extra_data_base();
1322 DataLayout* end = mdo->extra_data_limit();
1323 for (;; data = mdo->next_extra(data)) {
1324 assert(data < end, "moved past end of extra data");
1325 profile_data = data->data_in();
1326 if (mdo->dp_to_di(profile_data->dp()) == position) {
1327 return profile_data->size_in_bytes();
1328 }
1329 }
1330 THROW_MSG_0(vmSymbols::java_lang_IllegalArgumentException(), err_msg("Invalid profile data position %d", position));
1331 C2V_END
1332
1333
1334 #define CC (char*) /*cast a literal from (const char*)*/
1335 #define FN_PTR(f) CAST_FROM_FN_PTR(void*, &(c2v_ ## f))
1336
1337 #define STRING "Ljava/lang/String;"
1338 #define OBJECT "Ljava/lang/Object;"
1339 #define CLASS "Ljava/lang/Class;"
1340 #define STACK_TRACE_ELEMENT "Ljava/lang/StackTraceElement;"
1341 #define INSTALLED_CODE "Ljdk/vm/ci/code/InstalledCode;"
1342 #define TARGET_DESCRIPTION "Ljdk/vm/ci/code/TargetDescription;"
1343 #define RESOLVED_METHOD "Ljdk/vm/ci/meta/ResolvedJavaMethod;"
1344 #define HS_RESOLVED_METHOD "Ljdk/vm/ci/hotspot/HotSpotResolvedJavaMethodImpl;"
1345 #define HS_RESOLVED_KLASS "Ljdk/vm/ci/hotspot/HotSpotResolvedObjectTypeImpl;"
1346 #define HS_CONSTANT_POOL "Ljdk/vm/ci/hotspot/HotSpotConstantPool;"
1347 #define HS_COMPILED_CODE "Ljdk/vm/ci/hotspot/HotSpotCompiledCode;"
1348 #define HS_CONFIG "Ljdk/vm/ci/hotspot/HotSpotVMConfig;"
1349 #define HS_METADATA "Ljdk/vm/ci/hotspot/HotSpotMetaData;"
1350 #define HS_STACK_FRAME_REF "Ljdk/vm/ci/hotspot/HotSpotStackFrameReference;"
1351 #define HS_SPECULATION_LOG "Ljdk/vm/ci/hotspot/HotSpotSpeculationLog;"
1352 #define METASPACE_METHOD_DATA "J"
1353
1354 JNINativeMethod CompilerToVM::methods[] = {
1355 {CC "getBytecode", CC "(" HS_RESOLVED_METHOD ")[B", FN_PTR(getBytecode)},
1356 {CC "getExceptionTableStart", CC "(" HS_RESOLVED_METHOD ")J", FN_PTR(getExceptionTableStart)},
1357 {CC "getExceptionTableLength", CC "(" HS_RESOLVED_METHOD ")I", FN_PTR(getExceptionTableLength)},
1358 {CC "findUniqueConcreteMethod", CC "(" HS_RESOLVED_KLASS HS_RESOLVED_METHOD ")" HS_RESOLVED_METHOD, FN_PTR(findUniqueConcreteMethod)},
1359 {CC "getImplementor", CC "(" HS_RESOLVED_KLASS ")" HS_RESOLVED_KLASS, FN_PTR(getImplementor)},
1360 {CC "getStackTraceElement", CC "(" HS_RESOLVED_METHOD "I)" STACK_TRACE_ELEMENT, FN_PTR(getStackTraceElement)},
1361 {CC "methodIsIgnoredBySecurityStackWalk", CC "(" HS_RESOLVED_METHOD ")Z", FN_PTR(methodIsIgnoredBySecurityStackWalk)},
1362 {CC "doNotInlineOrCompile", CC "(" HS_RESOLVED_METHOD ")V", FN_PTR(doNotInlineOrCompile)},
1363 {CC "canInlineMethod", CC "(" HS_RESOLVED_METHOD ")Z", FN_PTR(canInlineMethod)},
1364 {CC "shouldInlineMethod", CC "(" HS_RESOLVED_METHOD ")Z", FN_PTR(shouldInlineMethod)},
1365 {CC "lookupType", CC "(" STRING CLASS "Z)" HS_RESOLVED_KLASS, FN_PTR(lookupType)},
1366 {CC "lookupNameInPool", CC "(" HS_CONSTANT_POOL "I)" STRING, FN_PTR(lookupNameInPool)},
1367 {CC "lookupNameAndTypeRefIndexInPool", CC "(" HS_CONSTANT_POOL "I)I", FN_PTR(lookupNameAndTypeRefIndexInPool)},
1368 {CC "lookupSignatureInPool", CC "(" HS_CONSTANT_POOL "I)" STRING, FN_PTR(lookupSignatureInPool)},
1369 {CC "lookupKlassRefIndexInPool", CC "(" HS_CONSTANT_POOL "I)I", FN_PTR(lookupKlassRefIndexInPool)},
1370 {CC "lookupKlassInPool", CC "(" HS_CONSTANT_POOL "I)Ljava/lang/Object;", FN_PTR(lookupKlassInPool)},
1371 {CC "lookupAppendixInPool", CC "(" HS_CONSTANT_POOL "I)" OBJECT, FN_PTR(lookupAppendixInPool)},
1372 {CC "lookupMethodInPool", CC "(" HS_CONSTANT_POOL "IB)" HS_RESOLVED_METHOD, FN_PTR(lookupMethodInPool)},
1373 {CC "constantPoolRemapInstructionOperandFromCache", CC "(" HS_CONSTANT_POOL "I)I", FN_PTR(constantPoolRemapInstructionOperandFromCache)},
1374 {CC "resolveConstantInPool", CC "(" HS_CONSTANT_POOL "I)" OBJECT, FN_PTR(resolveConstantInPool)},
1375 {CC "resolvePossiblyCachedConstantInPool", CC "(" HS_CONSTANT_POOL "I)" OBJECT, FN_PTR(resolvePossiblyCachedConstantInPool)},
1376 {CC "resolveTypeInPool", CC "(" HS_CONSTANT_POOL "I)" HS_RESOLVED_KLASS, FN_PTR(resolveTypeInPool)},
1377 {CC "resolveFieldInPool", CC "(" HS_CONSTANT_POOL "IB[J)" HS_RESOLVED_KLASS, FN_PTR(resolveFieldInPool)},
1378 {CC "resolveInvokeDynamicInPool", CC "(" HS_CONSTANT_POOL "I)V", FN_PTR(resolveInvokeDynamicInPool)},
1379 {CC "resolveInvokeHandleInPool", CC "(" HS_CONSTANT_POOL "I)V", FN_PTR(resolveInvokeHandleInPool)},
1380 {CC "resolveMethod", CC "(" HS_RESOLVED_KLASS HS_RESOLVED_METHOD HS_RESOLVED_KLASS ")" HS_RESOLVED_METHOD, FN_PTR(resolveMethod)},
1381 {CC "getVtableIndexForInterfaceMethod", CC "(" HS_RESOLVED_KLASS HS_RESOLVED_METHOD ")I", FN_PTR(getVtableIndexForInterfaceMethod)},
1382 {CC "getClassInitializer", CC "(" HS_RESOLVED_KLASS ")" HS_RESOLVED_METHOD, FN_PTR(getClassInitializer)},
1383 {CC "hasFinalizableSubclass", CC "(" HS_RESOLVED_KLASS ")Z", FN_PTR(hasFinalizableSubclass)},
1384 {CC "getMaxCallTargetOffset", CC "(J)J", FN_PTR(getMaxCallTargetOffset)},
1385 {CC "getResolvedJavaMethodAtSlot", CC "(" CLASS "I)" HS_RESOLVED_METHOD, FN_PTR(getResolvedJavaMethodAtSlot)},
1386 {CC "getResolvedJavaMethod", CC "(Ljava/lang/Object;J)" HS_RESOLVED_METHOD, FN_PTR(getResolvedJavaMethod)},
1387 {CC "getConstantPool", CC "(Ljava/lang/Object;J)" HS_CONSTANT_POOL, FN_PTR(getConstantPool)},
1388 {CC "getResolvedJavaType", CC "(Ljava/lang/Object;JZ)" HS_RESOLVED_KLASS, FN_PTR(getResolvedJavaType)},
1389 {CC "initializeConfiguration", CC "(" HS_CONFIG ")J", FN_PTR(initializeConfiguration)},
1390 {CC "installCode", CC "(" TARGET_DESCRIPTION HS_COMPILED_CODE INSTALLED_CODE HS_SPECULATION_LOG ")I", FN_PTR(installCode)},
1391 {CC "getMetadata", CC "(" TARGET_DESCRIPTION HS_COMPILED_CODE HS_METADATA ")I", FN_PTR(getMetadata)},
1392 {CC "notifyCompilationStatistics", CC "(I" HS_RESOLVED_METHOD "ZIJJ" INSTALLED_CODE ")V", FN_PTR(notifyCompilationStatistics)},
1393 {CC "resetCompilationStatistics", CC "()V", FN_PTR(resetCompilationStatistics)},
1394 {CC "disassembleCodeBlob", CC "(" INSTALLED_CODE ")" STRING, FN_PTR(disassembleCodeBlob)},
1395 {CC "executeInstalledCode", CC "([" OBJECT INSTALLED_CODE ")" OBJECT, FN_PTR(executeInstalledCode)},
1396 {CC "getLineNumberTable", CC "(" HS_RESOLVED_METHOD ")[J", FN_PTR(getLineNumberTable)},
1397 {CC "getLocalVariableTableStart", CC "(" HS_RESOLVED_METHOD ")J", FN_PTR(getLocalVariableTableStart)},
1398 {CC "getLocalVariableTableLength", CC "(" HS_RESOLVED_METHOD ")I", FN_PTR(getLocalVariableTableLength)},
1399 {CC "reprofile", CC "(" HS_RESOLVED_METHOD ")V", FN_PTR(reprofile)},
1400 {CC "invalidateInstalledCode", CC "(" INSTALLED_CODE ")V", FN_PTR(invalidateInstalledCode)},
1401 {CC "readUncompressedOop", CC "(J)" OBJECT, FN_PTR(readUncompressedOop)},
1402 {CC "collectCounters", CC "()[J", FN_PTR(collectCounters)},
1403 {CC "allocateCompileId", CC "(" HS_RESOLVED_METHOD "I)I", FN_PTR(allocateCompileId)},
1404 {CC "isMature", CC "(" METASPACE_METHOD_DATA ")Z", FN_PTR(isMature)},
1405 {CC "hasCompiledCodeForOSR", CC "(" HS_RESOLVED_METHOD "II)Z", FN_PTR(hasCompiledCodeForOSR)},
1406 {CC "getSymbol", CC "(J)" STRING, FN_PTR(getSymbol)},
1407 {CC "getNextStackFrame", CC "(" HS_STACK_FRAME_REF "[" RESOLVED_METHOD "I)" HS_STACK_FRAME_REF, FN_PTR(getNextStackFrame)},
1408 {CC "materializeVirtualObjects", CC "(" HS_STACK_FRAME_REF "Z)V", FN_PTR(materializeVirtualObjects)},
1409 {CC "shouldDebugNonSafepoints", CC "()Z", FN_PTR(shouldDebugNonSafepoints)},
1410 {CC "writeDebugOutput", CC "([BII)V", FN_PTR(writeDebugOutput)},
1411 {CC "flushDebugOutput", CC "()V", FN_PTR(flushDebugOutput)},
1412 {CC "methodDataProfileDataSize", CC "(JI)I", FN_PTR(methodDataProfileDataSize)},
1413 };
1414
1415 int CompilerToVM::methods_count() {
1416 return sizeof(methods) / sizeof(JNINativeMethod);
1417 }