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 "memory/resourceArea.hpp"
31 #include "oops/generateOopMap.hpp"
32 #include "oops/fieldStreams.hpp"
33 #include "oops/oop.inline.hpp"
34 #include "oops/objArrayOop.inline.hpp"
35 #include "runtime/fieldDescriptor.hpp"
36 #include "runtime/javaCalls.hpp"
37 #include "jvmci/jvmciRuntime.hpp"
38 #include "compiler/abstractCompiler.hpp"
39 #include "compiler/compileBroker.hpp"
40 #include "compiler/compilerOracle.hpp"
41 #include "compiler/disassembler.hpp"
42 #include "compiler/oopMap.hpp"
43 #include "jvmci/jvmciCompilerToVM.hpp"
44 #include "jvmci/jvmciCompiler.hpp"
45 #include "jvmci/jvmciEnv.hpp"
46 #include "jvmci/jvmciJavaClasses.hpp"
47 #include "jvmci/jvmciCodeInstaller.hpp"
48 #include "jvmci/vmStructs_jvmci.hpp"
49 #include "gc/g1/heapRegion.hpp"
50 #include "runtime/javaCalls.hpp"
51 #include "runtime/deoptimization.hpp"
52 #include "runtime/timerTrace.hpp"
53 #include "runtime/vframe.hpp"
54 #include "runtime/vframe_hp.hpp"
55 #include "runtime/vmStructs.hpp"
56
57
58 // Entry to native method implementation that transitions current thread to '_thread_in_vm'.
59 #define C2V_VMENTRY(result_type, name, signature) \
60 JNIEXPORT result_type JNICALL c2v_ ## name signature { \
61 TRACE_jvmci_1("CompilerToVM::" #name); \
62 TRACE_CALL(result_type, jvmci_ ## name signature) \
63 JVMCI_VM_ENTRY_MARK; \
64
65 #define C2V_END }
66
67 oop CompilerToVM::get_jvmci_method(const methodHandle& method, TRAPS) {
68 if (method() != NULL) {
69 JavaValue result(T_OBJECT);
70 JavaCallArguments args;
71 args.push_long((jlong) (address) method());
72 JavaCalls::call_static(&result, SystemDictionary::HotSpotResolvedJavaMethodImpl_klass(), vmSymbols::fromMetaspace_name(), vmSymbols::method_fromMetaspace_signature(), &args, CHECK_NULL);
73
74 return (oop)result.get_jobject();
75 }
76 return NULL;
77 }
78
79 oop CompilerToVM::get_jvmci_type(KlassHandle klass, TRAPS) {
80 if (klass() != NULL) {
81 JavaValue result(T_OBJECT);
82 JavaCallArguments args;
83 args.push_oop(klass->java_mirror());
84 JavaCalls::call_static(&result, SystemDictionary::HotSpotResolvedObjectTypeImpl_klass(), vmSymbols::fromMetaspace_name(), vmSymbols::klass_fromMetaspace_signature(), &args, CHECK_NULL);
85
86 return (oop)result.get_jobject();
87 }
88 return NULL;
89 }
90
91 extern "C" {
92 extern VMStructEntry* jvmciHotSpotVMStructs;
93 extern uint64_t jvmciHotSpotVMStructEntryTypeNameOffset;
94 extern uint64_t jvmciHotSpotVMStructEntryFieldNameOffset;
95 extern uint64_t jvmciHotSpotVMStructEntryTypeStringOffset;
96 extern uint64_t jvmciHotSpotVMStructEntryIsStaticOffset;
97 extern uint64_t jvmciHotSpotVMStructEntryOffsetOffset;
98 extern uint64_t jvmciHotSpotVMStructEntryAddressOffset;
99 extern uint64_t jvmciHotSpotVMStructEntryArrayStride;
100
101 extern VMTypeEntry* jvmciHotSpotVMTypes;
102 extern uint64_t jvmciHotSpotVMTypeEntryTypeNameOffset;
103 extern uint64_t jvmciHotSpotVMTypeEntrySuperclassNameOffset;
104 extern uint64_t jvmciHotSpotVMTypeEntryIsOopTypeOffset;
105 extern uint64_t jvmciHotSpotVMTypeEntryIsIntegerTypeOffset;
106 extern uint64_t jvmciHotSpotVMTypeEntryIsUnsignedOffset;
107 extern uint64_t jvmciHotSpotVMTypeEntrySizeOffset;
108 extern uint64_t jvmciHotSpotVMTypeEntryArrayStride;
109
110 extern VMIntConstantEntry* jvmciHotSpotVMIntConstants;
111 extern uint64_t jvmciHotSpotVMIntConstantEntryNameOffset;
112 extern uint64_t jvmciHotSpotVMIntConstantEntryValueOffset;
113 extern uint64_t jvmciHotSpotVMIntConstantEntryArrayStride;
114
115 extern VMLongConstantEntry* jvmciHotSpotVMLongConstants;
116 extern uint64_t jvmciHotSpotVMLongConstantEntryNameOffset;
117 extern uint64_t jvmciHotSpotVMLongConstantEntryValueOffset;
118 extern uint64_t jvmciHotSpotVMLongConstantEntryArrayStride;
119
120 extern VMAddressEntry* jvmciHotSpotVMAddresses;
121 extern uint64_t jvmciHotSpotVMAddressEntryNameOffset;
122 extern uint64_t jvmciHotSpotVMAddressEntryValueOffset;
123 extern uint64_t jvmciHotSpotVMAddressEntryArrayStride;
124 }
125
126 int CompilerToVM::Data::Klass_vtable_start_offset;
127 int CompilerToVM::Data::Klass_vtable_length_offset;
128
129 int CompilerToVM::Data::Method_extra_stack_entries;
130
131 address CompilerToVM::Data::SharedRuntime_ic_miss_stub;
132 address CompilerToVM::Data::SharedRuntime_handle_wrong_method_stub;
133 address CompilerToVM::Data::SharedRuntime_deopt_blob_unpack;
134 address CompilerToVM::Data::SharedRuntime_deopt_blob_uncommon_trap;
135
136 size_t CompilerToVM::Data::ThreadLocalAllocBuffer_alignment_reserve;
137
138 CollectedHeap* CompilerToVM::Data::Universe_collectedHeap;
139 int CompilerToVM::Data::Universe_base_vtable_size;
140 address CompilerToVM::Data::Universe_narrow_oop_base;
141 int CompilerToVM::Data::Universe_narrow_oop_shift;
142 address CompilerToVM::Data::Universe_narrow_klass_base;
143 int CompilerToVM::Data::Universe_narrow_klass_shift;
144 void* CompilerToVM::Data::Universe_non_oop_bits;
145 uintptr_t CompilerToVM::Data::Universe_verify_oop_mask;
146 uintptr_t CompilerToVM::Data::Universe_verify_oop_bits;
147
148 bool CompilerToVM::Data::_supports_inline_contig_alloc;
149 HeapWord** CompilerToVM::Data::_heap_end_addr;
150 HeapWord** CompilerToVM::Data::_heap_top_addr;
151
152 jbyte* CompilerToVM::Data::cardtable_start_address;
153 int CompilerToVM::Data::cardtable_shift;
154
155 int CompilerToVM::Data::vm_page_size;
156
157 void CompilerToVM::Data::initialize() {
158 Klass_vtable_start_offset = in_bytes(Klass::vtable_start_offset());
159 Klass_vtable_length_offset = in_bytes(Klass::vtable_length_offset());
160
161 Method_extra_stack_entries = Method::extra_stack_entries();
162
163 SharedRuntime_ic_miss_stub = SharedRuntime::get_ic_miss_stub();
164 SharedRuntime_handle_wrong_method_stub = SharedRuntime::get_handle_wrong_method_stub();
165 SharedRuntime_deopt_blob_unpack = SharedRuntime::deopt_blob()->unpack();
166 SharedRuntime_deopt_blob_uncommon_trap = SharedRuntime::deopt_blob()->uncommon_trap();
167
168 ThreadLocalAllocBuffer_alignment_reserve = ThreadLocalAllocBuffer::alignment_reserve();
169
170 Universe_collectedHeap = Universe::heap();
171 Universe_base_vtable_size = Universe::base_vtable_size();
172 Universe_narrow_oop_base = Universe::narrow_oop_base();
173 Universe_narrow_oop_shift = Universe::narrow_oop_shift();
174 Universe_narrow_klass_base = Universe::narrow_klass_base();
175 Universe_narrow_klass_shift = Universe::narrow_klass_shift();
176 Universe_non_oop_bits = Universe::non_oop_word();
177 Universe_verify_oop_mask = Universe::verify_oop_mask();
178 Universe_verify_oop_bits = Universe::verify_oop_bits();
179
180 _supports_inline_contig_alloc = Universe::heap()->supports_inline_contig_alloc();
181 _heap_end_addr = _supports_inline_contig_alloc ? Universe::heap()->end_addr() : (HeapWord**) -1;
182 _heap_top_addr = _supports_inline_contig_alloc ? Universe::heap()->top_addr() : (HeapWord**) -1;
183
184 BarrierSet* bs = Universe::heap()->barrier_set();
185 switch (bs->kind()) {
186 case BarrierSet::CardTableModRef:
187 case BarrierSet::CardTableForRS:
188 case BarrierSet::CardTableExtension:
189 case BarrierSet::G1SATBCT:
190 case BarrierSet::G1SATBCTLogging: {
191 jbyte* base = barrier_set_cast<CardTableModRefBS>(bs)->byte_map_base;
192 assert(base != 0, "unexpected byte_map_base");
193 cardtable_start_address = base;
194 cardtable_shift = CardTableModRefBS::card_shift;
195 break;
196 }
197 case BarrierSet::ModRef:
198 cardtable_start_address = 0;
199 cardtable_shift = 0;
200 // No post barriers
201 break;
202 default:
203 ShouldNotReachHere();
204 break;
205 }
206
207 vm_page_size = os::vm_page_size();
208 }
209
210 /**
211 * We put all jvmciHotSpotVM values in an array so we can read them easily from Java.
212 */
213 static uintptr_t ciHotSpotVMData[28];
214
215 C2V_VMENTRY(jlong, initializeConfiguration, (JNIEnv *env, jobject))
216 ciHotSpotVMData[0] = (uintptr_t) jvmciHotSpotVMStructs;
217 ciHotSpotVMData[1] = jvmciHotSpotVMStructEntryTypeNameOffset;
218 ciHotSpotVMData[2] = jvmciHotSpotVMStructEntryFieldNameOffset;
219 ciHotSpotVMData[3] = jvmciHotSpotVMStructEntryTypeStringOffset;
220 ciHotSpotVMData[4] = jvmciHotSpotVMStructEntryIsStaticOffset;
221 ciHotSpotVMData[5] = jvmciHotSpotVMStructEntryOffsetOffset;
222 ciHotSpotVMData[6] = jvmciHotSpotVMStructEntryAddressOffset;
223 ciHotSpotVMData[7] = jvmciHotSpotVMStructEntryArrayStride;
224
225 ciHotSpotVMData[8] = (uintptr_t) jvmciHotSpotVMTypes;
226 ciHotSpotVMData[9] = jvmciHotSpotVMTypeEntryTypeNameOffset;
227 ciHotSpotVMData[10] = jvmciHotSpotVMTypeEntrySuperclassNameOffset;
228 ciHotSpotVMData[11] = jvmciHotSpotVMTypeEntryIsOopTypeOffset;
229 ciHotSpotVMData[12] = jvmciHotSpotVMTypeEntryIsIntegerTypeOffset;
230 ciHotSpotVMData[13] = jvmciHotSpotVMTypeEntryIsUnsignedOffset;
231 ciHotSpotVMData[14] = jvmciHotSpotVMTypeEntrySizeOffset;
232 ciHotSpotVMData[15] = jvmciHotSpotVMTypeEntryArrayStride;
233
234 ciHotSpotVMData[16] = (uintptr_t) jvmciHotSpotVMIntConstants;
235 ciHotSpotVMData[17] = jvmciHotSpotVMIntConstantEntryNameOffset;
236 ciHotSpotVMData[18] = jvmciHotSpotVMIntConstantEntryValueOffset;
237 ciHotSpotVMData[19] = jvmciHotSpotVMIntConstantEntryArrayStride;
238
239 ciHotSpotVMData[20] = (uintptr_t) jvmciHotSpotVMLongConstants;
240 ciHotSpotVMData[21] = jvmciHotSpotVMLongConstantEntryNameOffset;
241 ciHotSpotVMData[22] = jvmciHotSpotVMLongConstantEntryValueOffset;
242 ciHotSpotVMData[23] = jvmciHotSpotVMLongConstantEntryArrayStride;
243
244 ciHotSpotVMData[24] = (uintptr_t) jvmciHotSpotVMAddresses;
245 ciHotSpotVMData[25] = jvmciHotSpotVMAddressEntryNameOffset;
246 ciHotSpotVMData[26] = jvmciHotSpotVMAddressEntryValueOffset;
247 ciHotSpotVMData[27] = jvmciHotSpotVMAddressEntryArrayStride;
248
249 CompilerToVM::Data::initialize();
250
251 return (jlong) (address) &ciHotSpotVMData;
252 C2V_END
253
254 C2V_VMENTRY(jbyteArray, getBytecode, (JNIEnv *, jobject, jobject jvmci_method))
255 methodHandle method = CompilerToVM::asMethod(jvmci_method);
256 ResourceMark rm;
257
258 int code_size = method->code_size();
259 typeArrayOop reconstituted_code = oopFactory::new_byteArray(code_size, CHECK_NULL);
260
261 guarantee(method->method_holder()->is_rewritten(), "Method's holder should be rewritten");
262 // iterate over all bytecodes and replace non-Java bytecodes
263
264 for (BytecodeStream s(method); s.next() != Bytecodes::_illegal; ) {
265 Bytecodes::Code code = s.code();
266 Bytecodes::Code raw_code = s.raw_code();
267 int bci = s.bci();
268 int len = s.instruction_size();
269
270 // Restore original byte code.
271 reconstituted_code->byte_at_put(bci, (jbyte) (s.is_wide()? Bytecodes::_wide : code));
272 if (len > 1) {
273 memcpy(reconstituted_code->byte_at_addr(bci + 1), s.bcp()+1, len-1);
274 }
275
276 if (len > 1) {
277 // Restore the big-endian constant pool indexes.
278 // Cf. Rewriter::scan_method
279 switch (code) {
280 case Bytecodes::_getstatic:
281 case Bytecodes::_putstatic:
282 case Bytecodes::_getfield:
283 case Bytecodes::_putfield:
284 case Bytecodes::_invokevirtual:
285 case Bytecodes::_invokespecial:
286 case Bytecodes::_invokestatic:
287 case Bytecodes::_invokeinterface:
288 case Bytecodes::_invokehandle: {
289 int cp_index = Bytes::get_native_u2((address) reconstituted_code->byte_at_addr(bci + 1));
290 Bytes::put_Java_u2((address) reconstituted_code->byte_at_addr(bci + 1), (u2) cp_index);
291 break;
292 }
293
294 case Bytecodes::_invokedynamic:
295 int cp_index = Bytes::get_native_u4((address) reconstituted_code->byte_at_addr(bci + 1));
296 Bytes::put_Java_u4((address) reconstituted_code->byte_at_addr(bci + 1), (u4) cp_index);
297 break;
298 }
299
300 // Not all ldc byte code are rewritten.
301 switch (raw_code) {
302 case Bytecodes::_fast_aldc: {
303 int cpc_index = reconstituted_code->byte_at(bci + 1) & 0xff;
304 int cp_index = method->constants()->object_to_cp_index(cpc_index);
305 assert(cp_index < method->constants()->length(), "sanity check");
306 reconstituted_code->byte_at_put(bci + 1, (jbyte) cp_index);
307 break;
308 }
309
310 case Bytecodes::_fast_aldc_w: {
311 int cpc_index = Bytes::get_native_u2((address) reconstituted_code->byte_at_addr(bci + 1));
312 int cp_index = method->constants()->object_to_cp_index(cpc_index);
313 assert(cp_index < method->constants()->length(), "sanity check");
314 Bytes::put_Java_u2((address) reconstituted_code->byte_at_addr(bci + 1), (u2) cp_index);
315 break;
316 }
317 }
318 }
319 }
320
321 return (jbyteArray) JNIHandles::make_local(THREAD, reconstituted_code);
322 C2V_END
323
324 C2V_VMENTRY(jint, getExceptionTableLength, (JNIEnv *, jobject, jobject jvmci_method))
325 ResourceMark rm;
326 methodHandle method = CompilerToVM::asMethod(jvmci_method);
327 return method->exception_table_length();
328 C2V_END
329
330 C2V_VMENTRY(jlong, getExceptionTableStart, (JNIEnv *, jobject, jobject jvmci_method))
331 ResourceMark rm;
332 methodHandle method = CompilerToVM::asMethod(jvmci_method);
333 if (method->exception_table_length() == 0) {
334 return 0L;
335 }
336 return (jlong) (address) method->exception_table_start();
337 C2V_END
338
339 C2V_VMENTRY(jobject, getResolvedJavaMethodAtSlot, (JNIEnv *, jobject, jclass holder_handle, jint slot))
340 oop java_class = JNIHandles::resolve(holder_handle);
341 Klass* holder = java_lang_Class::as_Klass(java_class);
342 methodHandle method = InstanceKlass::cast(holder)->method_with_idnum(slot);
343 oop result = CompilerToVM::get_jvmci_method(method, CHECK_NULL);
344 return JNIHandles::make_local(THREAD, result);
345 }
346
347 C2V_VMENTRY(jobject, getResolvedJavaMethod, (JNIEnv *, jobject, jobject base, jlong offset))
348 methodHandle method;
349 oop base_object = JNIHandles::resolve(base);
350 if (base_object == NULL) {
351 method = *((Method**)(offset));
352 } else if (base_object->is_a(SystemDictionary::MemberName_klass())) {
353 method = (Method*) (intptr_t) base_object->long_field(offset);
354 } else if (base_object->is_a(SystemDictionary::HotSpotResolvedJavaMethodImpl_klass())) {
355 method = *((Method**)(HotSpotResolvedJavaMethodImpl::metaspaceMethod(base_object) + offset));
356 } else {
357 THROW_MSG_0(vmSymbols::java_lang_IllegalArgumentException(),
358 err_msg("Unexpected type: %s", base_object->klass()->external_name()));
359 }
360 assert (method.is_null() || method->is_method(), "invalid read");
361 oop result = CompilerToVM::get_jvmci_method(method, CHECK_NULL);
362 return JNIHandles::make_local(THREAD, result);
363 }
364
365 C2V_VMENTRY(jobject, getConstantPool, (JNIEnv *, jobject, jobject base, jlong offset))
366 constantPoolHandle cp;
367 oop base_object = JNIHandles::resolve(base);
368 jlong base_address = 0;
369 if (base_object != NULL) {
370 if (base_object->is_a(SystemDictionary::HotSpotResolvedJavaMethodImpl_klass())) {
371 base_address = HotSpotResolvedJavaMethodImpl::metaspaceMethod(base_object);
372 } else if (base_object->is_a(SystemDictionary::HotSpotConstantPool_klass())) {
373 base_address = HotSpotConstantPool::metaspaceConstantPool(base_object);
374 } else if (base_object->is_a(SystemDictionary::HotSpotResolvedObjectTypeImpl_klass())) {
375 base_address = (jlong) CompilerToVM::asKlass(base_object);
376 } else {
377 THROW_MSG_0(vmSymbols::java_lang_IllegalArgumentException(),
378 err_msg("Unexpected type: %s", base_object->klass()->external_name()));
379 }
380 }
381 cp = *((ConstantPool**) (intptr_t) (base_address + offset));
382 if (!cp.is_null()) {
383 JavaValue method_result(T_OBJECT);
384 JavaCallArguments args;
385 args.push_long((jlong) (address) cp());
386 JavaCalls::call_static(&method_result, SystemDictionary::HotSpotConstantPool_klass(), vmSymbols::fromMetaspace_name(), vmSymbols::constantPool_fromMetaspace_signature(), &args, CHECK_NULL);
387 return JNIHandles::make_local(THREAD, (oop)method_result.get_jobject());
388 }
389 return NULL;
390 }
391
392 C2V_VMENTRY(jobject, getResolvedJavaType, (JNIEnv *, jobject, jobject base, jlong offset, jboolean compressed))
393 KlassHandle klass;
394 oop base_object = JNIHandles::resolve(base);
395 jlong base_address = 0;
396 if (base_object != NULL && offset == oopDesc::klass_offset_in_bytes()) {
397 klass = base_object->klass();
398 } else if (!compressed) {
399 if (base_object != NULL) {
400 if (base_object->is_a(SystemDictionary::HotSpotResolvedJavaMethodImpl_klass())) {
401 base_address = HotSpotResolvedJavaMethodImpl::metaspaceMethod(base_object);
402 } else if (base_object->is_a(SystemDictionary::HotSpotConstantPool_klass())) {
403 base_address = HotSpotConstantPool::metaspaceConstantPool(base_object);
404 } else if (base_object->is_a(SystemDictionary::HotSpotResolvedObjectTypeImpl_klass())) {
405 base_address = (jlong) CompilerToVM::asKlass(base_object);
406 } else if (base_object->is_a(SystemDictionary::Class_klass())) {
407 base_address = (jlong) (address) base_object;
408 } else {
409 THROW_MSG_0(vmSymbols::java_lang_IllegalArgumentException(),
410 err_msg("Unexpected arguments: %s " JLONG_FORMAT " %s", base_object->klass()->external_name(), offset, compressed ? "true" : "false"));
411 }
412 }
413 klass = *((Klass**) (intptr_t) (base_address + offset));
414 } else {
415 THROW_MSG_0(vmSymbols::java_lang_IllegalArgumentException(),
416 err_msg("Unexpected arguments: %s " JLONG_FORMAT " %s", base_object->klass()->external_name(), offset, compressed ? "true" : "false"));
417 }
418 assert (klass.is_null() || klass->is_klass(), "invalid read");
419 oop result = CompilerToVM::get_jvmci_type(klass, CHECK_NULL);
420 return JNIHandles::make_local(THREAD, result);
421 }
422
423 C2V_VMENTRY(jobject, findUniqueConcreteMethod, (JNIEnv *, jobject, jobject jvmci_type, jobject jvmci_method))
424 ResourceMark rm;
425 methodHandle method = CompilerToVM::asMethod(jvmci_method);
426 KlassHandle holder = CompilerToVM::asKlass(jvmci_type);
427 if (holder->is_interface()) {
428 THROW_MSG_0(vmSymbols::java_lang_InternalError(), err_msg("Interface %s should be handled in Java code", holder->external_name()));
429 }
430
431 methodHandle ucm;
432 {
433 MutexLocker locker(Compile_lock);
434 ucm = Dependencies::find_unique_concrete_method(holder(), method());
435 }
436 oop result = CompilerToVM::get_jvmci_method(ucm, CHECK_NULL);
437 return JNIHandles::make_local(THREAD, result);
438 C2V_END
439
440 C2V_VMENTRY(jobject, getImplementor, (JNIEnv *, jobject, jobject jvmci_type))
441 InstanceKlass* klass = (InstanceKlass*) CompilerToVM::asKlass(jvmci_type);
442 oop implementor = CompilerToVM::get_jvmci_type(klass->implementor(), CHECK_NULL);
443 return JNIHandles::make_local(THREAD, implementor);
444 C2V_END
445
446 C2V_VMENTRY(jboolean, methodIsIgnoredBySecurityStackWalk,(JNIEnv *, jobject, jobject jvmci_method))
447 methodHandle method = CompilerToVM::asMethod(jvmci_method);
448 return method->is_ignored_by_security_stack_walk();
449 C2V_END
450
451 C2V_VMENTRY(jboolean, canInlineMethod,(JNIEnv *, jobject, jobject jvmci_method))
452 methodHandle method = CompilerToVM::asMethod(jvmci_method);
453 // In hosted mode ignore the not_compilable flags since they are never set by
454 // the JVMCI compiler.
455 bool is_compilable = UseJVMCICompiler ? !method->is_not_compilable(CompLevel_full_optimization) : true;
456 return is_compilable && !CompilerOracle::should_not_inline(method) && !method->dont_inline();
457 C2V_END
458
459 C2V_VMENTRY(jboolean, shouldInlineMethod,(JNIEnv *, jobject, jobject jvmci_method))
460 methodHandle method = CompilerToVM::asMethod(jvmci_method);
461 return CompilerOracle::should_inline(method) || method->force_inline();
462 C2V_END
463
464 C2V_VMENTRY(jobject, lookupType, (JNIEnv*, jobject, jstring jname, jclass accessing_class, jboolean resolve))
465 ResourceMark rm;
466 Handle name = JNIHandles::resolve(jname);
467 Symbol* class_name = java_lang_String::as_symbol(name, CHECK_0);
468 if (java_lang_String::length(name()) <= 1) {
469 THROW_MSG_0(vmSymbols::java_lang_InternalError(), err_msg("Primitive type %s should be handled in Java code", class_name->as_C_string()));
470 }
471
472 Klass* resolved_klass = NULL;
473 Handle class_loader;
474 Handle protection_domain;
475 if (JNIHandles::resolve(accessing_class) == NULL) {
476 THROW_0(vmSymbols::java_lang_NullPointerException());
477 }
478 Klass* accessing_klass = java_lang_Class::as_Klass(JNIHandles::resolve(accessing_class));
479 class_loader = accessing_klass->class_loader();
480 protection_domain = accessing_klass->protection_domain();
481
482 if (resolve) {
483 resolved_klass = SystemDictionary::resolve_or_null(class_name, class_loader, protection_domain, CHECK_0);
484 } else {
485 if (class_name->byte_at(0) == 'L' &&
486 class_name->byte_at(class_name->utf8_length()-1) == ';') {
487 // This is a name from a signature. Strip off the trimmings.
488 // Call recursive to keep scope of strippedsym.
489 TempNewSymbol strippedsym = SymbolTable::new_symbol(class_name->as_utf8()+1,
490 class_name->utf8_length()-2,
491 CHECK_0);
492 resolved_klass = SystemDictionary::find(strippedsym, class_loader, protection_domain, CHECK_0);
493 } else if (FieldType::is_array(class_name)) {
494 FieldArrayInfo fd;
495 // dimension and object_key in FieldArrayInfo are assigned as a side-effect
496 // of this call
497 BasicType t = FieldType::get_array_info(class_name, fd, CHECK_0);
498 if (t == T_OBJECT) {
499 TempNewSymbol strippedsym = SymbolTable::new_symbol(class_name->as_utf8()+1+fd.dimension(),
500 class_name->utf8_length()-2-fd.dimension(),
501 CHECK_0);
502 // naked oop "k" is OK here -- we assign back into it
503 resolved_klass = SystemDictionary::find(strippedsym,
504 class_loader,
505 protection_domain,
506 CHECK_0);
507 if (resolved_klass != NULL) {
508 resolved_klass = resolved_klass->array_klass(fd.dimension(), CHECK_0);
509 }
510 } else {
511 resolved_klass = Universe::typeArrayKlassObj(t);
512 resolved_klass = TypeArrayKlass::cast(resolved_klass)->array_klass(fd.dimension(), CHECK_0);
513 }
514 }
515 }
516 Handle result = CompilerToVM::get_jvmci_type(resolved_klass, CHECK_NULL);
517 return JNIHandles::make_local(THREAD, result());
518 C2V_END
519
520 C2V_VMENTRY(jobject, resolveConstantInPool, (JNIEnv*, jobject, jobject jvmci_constant_pool, jint index))
521 constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool);
522 oop result = cp->resolve_constant_at(index, CHECK_NULL);
523 return JNIHandles::make_local(THREAD, result);
524 C2V_END
525
526 C2V_VMENTRY(jobject, resolvePossiblyCachedConstantInPool, (JNIEnv*, jobject, jobject jvmci_constant_pool, jint index))
527 constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool);
528 oop result = cp->resolve_possibly_cached_constant_at(index, CHECK_NULL);
529 return JNIHandles::make_local(THREAD, result);
530 C2V_END
531
532 C2V_VMENTRY(jint, lookupNameAndTypeRefIndexInPool, (JNIEnv*, jobject, jobject jvmci_constant_pool, jint index))
533 constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool);
534 return cp->name_and_type_ref_index_at(index);
535 C2V_END
536
537 C2V_VMENTRY(jobject, lookupNameInPool, (JNIEnv*, jobject, jobject jvmci_constant_pool, jint which))
538 constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool);
539 Handle sym = java_lang_String::create_from_symbol(cp->name_ref_at(which), CHECK_NULL);
540 return JNIHandles::make_local(THREAD, sym());
541 C2V_END
542
543 C2V_VMENTRY(jobject, lookupSignatureInPool, (JNIEnv*, jobject, jobject jvmci_constant_pool, jint which))
544 constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool);
545 Handle sym = java_lang_String::create_from_symbol(cp->signature_ref_at(which), CHECK_NULL);
546 return JNIHandles::make_local(THREAD, sym());
547 C2V_END
548
549 C2V_VMENTRY(jint, lookupKlassRefIndexInPool, (JNIEnv*, jobject, jobject jvmci_constant_pool, jint index))
550 constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool);
551 return cp->klass_ref_index_at(index);
552 C2V_END
553
554 C2V_VMENTRY(jobject, resolveTypeInPool, (JNIEnv*, jobject, jobject jvmci_constant_pool, jint index))
555 constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool);
556 Klass* resolved_klass = cp->klass_at(index, CHECK_NULL);
557 Handle klass = CompilerToVM::get_jvmci_type(resolved_klass, CHECK_NULL);
558 return JNIHandles::make_local(THREAD, klass());
559 C2V_END
560
561 C2V_VMENTRY(jobject, lookupKlassInPool, (JNIEnv*, jobject, jobject jvmci_constant_pool, jint index, jbyte opcode))
562 constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool);
563 KlassHandle loading_klass(cp->pool_holder());
564 bool is_accessible = false;
565 KlassHandle klass = JVMCIEnv::get_klass_by_index(cp, index, is_accessible, loading_klass);
566 Symbol* symbol = NULL;
567 if (klass.is_null()) {
568 symbol = cp->klass_name_at(index);
569 }
570 Handle result;
571 if (!klass.is_null()) {
572 result = CompilerToVM::get_jvmci_type(klass, CHECK_NULL);
573 } else {
574 result = java_lang_String::create_from_symbol(symbol, CHECK_NULL);
575 }
576 return JNIHandles::make_local(THREAD, result());
577 C2V_END
578
579 C2V_VMENTRY(jobject, lookupAppendixInPool, (JNIEnv*, jobject, jobject jvmci_constant_pool, jint index))
580 constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool);
581 oop appendix_oop = ConstantPool::appendix_at_if_loaded(cp, index);
582 return JNIHandles::make_local(THREAD, appendix_oop);
583 C2V_END
584
585 C2V_VMENTRY(jobject, lookupMethodInPool, (JNIEnv*, jobject, jobject jvmci_constant_pool, jint index, jbyte opcode))
586 constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool);
587 instanceKlassHandle pool_holder(cp->pool_holder());
588 Bytecodes::Code bc = (Bytecodes::Code) (((int) opcode) & 0xFF);
589 methodHandle method = JVMCIEnv::get_method_by_index(cp, index, bc, pool_holder);
590 oop result = CompilerToVM::get_jvmci_method(method, CHECK_NULL);
591 return JNIHandles::make_local(THREAD, result);
592 C2V_END
593
594 C2V_VMENTRY(jint, constantPoolRemapInstructionOperandFromCache, (JNIEnv*, jobject, jobject jvmci_constant_pool, jint index))
595 constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool);
596 return cp->remap_instruction_operand_from_cache(index);
597 C2V_END
598
599 C2V_VMENTRY(jobject, resolveFieldInPool, (JNIEnv*, jobject, jobject jvmci_constant_pool, jint index, jbyte opcode, jlongArray info_handle))
600 ResourceMark rm;
601 constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool);
602 Bytecodes::Code code = (Bytecodes::Code)(((int) opcode) & 0xFF);
603 fieldDescriptor fd;
604 LinkInfo link_info(cp, index, CHECK_0);
605 LinkResolver::resolve_field(fd, link_info, Bytecodes::java_code(code), false, CHECK_0);
606 typeArrayOop info = (typeArrayOop) JNIHandles::resolve(info_handle);
607 assert(info != NULL && info->length() == 2, "must be");
608 info->long_at_put(0, (jlong) fd.access_flags().as_int());
609 info->long_at_put(1, (jlong) fd.offset());
610 oop field_holder = CompilerToVM::get_jvmci_type(fd.field_holder(), CHECK_NULL);
611 return JNIHandles::make_local(THREAD, field_holder);
612 C2V_END
613
614 C2V_VMENTRY(jint, getVtableIndexForInterfaceMethod, (JNIEnv *, jobject, jobject jvmci_type, jobject jvmci_method))
615 ResourceMark rm;
616 Klass* klass = CompilerToVM::asKlass(jvmci_type);
617 Method* method = CompilerToVM::asMethod(jvmci_method);
618 if (klass->is_interface()) {
619 THROW_MSG_0(vmSymbols::java_lang_InternalError(), err_msg("Interface %s should be handled in Java code", klass->external_name()));
620 }
621 if (!method->method_holder()->is_interface()) {
622 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()));
623 }
624 if (!InstanceKlass::cast(klass)->is_linked()) {
625 THROW_MSG_0(vmSymbols::java_lang_InternalError(), err_msg("Class %s must be linked", klass->external_name()));
626 }
627 return LinkResolver::vtable_index_of_interface_method(klass, method);
628 C2V_END
629
630 C2V_VMENTRY(jobject, resolveMethod, (JNIEnv *, jobject, jobject receiver_jvmci_type, jobject jvmci_method, jobject caller_jvmci_type))
631 KlassHandle recv_klass = CompilerToVM::asKlass(receiver_jvmci_type);
632 KlassHandle caller_klass = CompilerToVM::asKlass(caller_jvmci_type);
633 methodHandle method = CompilerToVM::asMethod(jvmci_method);
634
635 KlassHandle h_resolved (THREAD, method->method_holder());
636 Symbol* h_name = method->name();
637 Symbol* h_signature = method->signature();
638
639 bool check_access = true;
640 LinkInfo link_info(h_resolved, h_name, h_signature, caller_klass, check_access);
641 methodHandle m;
642 // Only do exact lookup if receiver klass has been linked. Otherwise,
643 // the vtable has not been setup, and the LinkResolver will fail.
644 if (recv_klass->is_array_klass() ||
645 InstanceKlass::cast(recv_klass())->is_linked() && !recv_klass->is_interface()) {
646 if (h_resolved->is_interface()) {
647 m = LinkResolver::resolve_interface_call_or_null(recv_klass, link_info);
648 } else {
649 m = LinkResolver::resolve_virtual_call_or_null(recv_klass, link_info);
650 }
651 }
652
653 if (m.is_null()) {
654 // Return NULL only if there was a problem with lookup (uninitialized class, etc.)
655 return NULL;
656 }
657
658 oop result = CompilerToVM::get_jvmci_method(m, CHECK_NULL);
659 return JNIHandles::make_local(THREAD, result);
660 C2V_END
661
662 C2V_VMENTRY(jboolean, hasFinalizableSubclass,(JNIEnv *, jobject, jobject jvmci_type))
663 Klass* klass = CompilerToVM::asKlass(jvmci_type);
664 assert(klass != NULL, "method must not be called for primitive types");
665 return Dependencies::find_finalizable_subclass(klass) != NULL;
666 C2V_END
667
668 C2V_VMENTRY(jobject, getClassInitializer, (JNIEnv *, jobject, jobject jvmci_type))
669 InstanceKlass* klass = (InstanceKlass*) CompilerToVM::asKlass(jvmci_type);
670 oop result = CompilerToVM::get_jvmci_method(klass->class_initializer(), CHECK_NULL);
671 return JNIHandles::make_local(THREAD, result);
672 C2V_END
673
674 C2V_VMENTRY(jlong, getMaxCallTargetOffset, (JNIEnv*, jobject, jlong addr))
675 address target_addr = (address) addr;
676 if (target_addr != 0x0) {
677 int64_t off_low = (int64_t)target_addr - ((int64_t)CodeCache::low_bound() + sizeof(int));
678 int64_t off_high = (int64_t)target_addr - ((int64_t)CodeCache::high_bound() + sizeof(int));
679 return MAX2(ABS(off_low), ABS(off_high));
680 }
681 return -1;
682 C2V_END
683
684 C2V_VMENTRY(void, doNotInlineOrCompile,(JNIEnv *, jobject, jobject jvmci_method))
685 methodHandle method = CompilerToVM::asMethod(jvmci_method);
686 method->set_not_c1_compilable();
687 method->set_not_c2_compilable();
688 method->set_dont_inline(true);
689 C2V_END
690
691 C2V_VMENTRY(jint, installCode, (JNIEnv *jniEnv, jobject, jobject target, jobject compiled_code, jobject installed_code, jobject speculation_log))
692 ResourceMark rm;
693 HandleMark hm;
694 Handle target_handle = JNIHandles::resolve(target);
695 Handle compiled_code_handle = JNIHandles::resolve(compiled_code);
696 CodeBlob* cb = NULL;
697 Handle installed_code_handle = JNIHandles::resolve(installed_code);
698 Handle speculation_log_handle = JNIHandles::resolve(speculation_log);
699
700 JVMCICompiler* compiler = JVMCICompiler::instance(CHECK_JNI_ERR);
701
702 TraceTime install_time("installCode", JVMCICompiler::codeInstallTimer());
703 CodeInstaller installer;
704 JVMCIEnv::CodeInstallResult result = installer.install(compiler, target_handle, compiled_code_handle, cb, installed_code_handle, speculation_log_handle, CHECK_0);
705
706 if (PrintCodeCacheOnCompilation) {
707 stringStream s;
708 // Dump code cache into a buffer before locking the tty,
709 {
710 MutexLockerEx mu(CodeCache_lock, Mutex::_no_safepoint_check_flag);
711 CodeCache::print_summary(&s, false);
712 }
713 ttyLocker ttyl;
714 tty->print_raw_cr(s.as_string());
715 }
716
717 if (result != JVMCIEnv::ok) {
718 assert(cb == NULL, "should be");
719 } else {
720 if (!installed_code_handle.is_null()) {
721 assert(installed_code_handle->is_a(InstalledCode::klass()), "wrong type");
722 nmethod::invalidate_installed_code(installed_code_handle, CHECK_0);
723 {
724 // Ensure that all updates to the InstalledCode fields are consistent.
725 MutexLockerEx pl(Patching_lock, Mutex::_no_safepoint_check_flag);
726 InstalledCode::set_address(installed_code_handle, (jlong) cb);
727 InstalledCode::set_version(installed_code_handle, InstalledCode::version(installed_code_handle) + 1);
728 if (cb->is_nmethod()) {
729 InstalledCode::set_entryPoint(installed_code_handle, (jlong) cb->as_nmethod_or_null()->verified_entry_point());
730 } else {
731 InstalledCode::set_entryPoint(installed_code_handle, (jlong) cb->code_begin());
732 }
733 if (installed_code_handle->is_a(HotSpotInstalledCode::klass())) {
734 HotSpotInstalledCode::set_size(installed_code_handle, cb->size());
735 HotSpotInstalledCode::set_codeStart(installed_code_handle, (jlong) cb->code_begin());
736 HotSpotInstalledCode::set_codeSize(installed_code_handle, cb->code_size());
737 }
738 }
739 nmethod* nm = cb->as_nmethod_or_null();
740 if (nm != NULL && installed_code_handle->is_scavengable()) {
741 assert(nm->detect_scavenge_root_oops(), "nm should be scavengable if installed_code is scavengable");
742 if (!UseG1GC) {
743 assert(nm->on_scavenge_root_list(), "nm should be on scavengable list");
744 }
745 }
746 }
747 }
748 return result;
749 C2V_END
750
751 C2V_VMENTRY(jint, getMetadata, (JNIEnv *jniEnv, jobject, jobject target, jobject compiled_code, jobject metadata))
752 ResourceMark rm;
753 HandleMark hm;
754
755 Handle target_handle = JNIHandles::resolve(target);
756 Handle compiled_code_handle = JNIHandles::resolve(compiled_code);
757 Handle metadata_handle = JNIHandles::resolve(metadata);
758
759 HotSpotOopMap::klass()->initialize(thread);
760
761 CodeMetadata code_metadata;
762 CodeBlob *cb = NULL;
763 CodeInstaller installer;
764
765 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);
766 if (result != JVMCIEnv::ok) {
767 return result;
768 }
769
770 if (code_metadata.get_nr_pc_desc() > 0) {
771 typeArrayHandle pcArrayOop = oopFactory::new_byteArray(sizeof(PcDesc) * code_metadata.get_nr_pc_desc(), CHECK_(JVMCIEnv::cache_full));
772 memcpy(pcArrayOop->byte_at_addr(0), code_metadata.get_pc_desc(), sizeof(PcDesc) * code_metadata.get_nr_pc_desc());
773 HotSpotMetaData::set_pcDescBytes(metadata_handle, pcArrayOop());
774 }
775
776 if (code_metadata.get_scopes_size() > 0) {
777 typeArrayHandle scopesArrayOop = oopFactory::new_byteArray(code_metadata.get_scopes_size(), CHECK_(JVMCIEnv::cache_full));
778 memcpy(scopesArrayOop->byte_at_addr(0), code_metadata.get_scopes_desc(), code_metadata.get_scopes_size());
779 HotSpotMetaData::set_scopesDescBytes(metadata_handle, scopesArrayOop());
780 }
781
782 RelocBuffer* reloc_buffer = code_metadata.get_reloc_buffer();
783 typeArrayHandle relocArrayOop = oopFactory::new_byteArray((int) reloc_buffer->size(), CHECK_(JVMCIEnv::cache_full));
784 if (reloc_buffer->size() > 0) {
785 memcpy(relocArrayOop->byte_at_addr(0), reloc_buffer->begin(), reloc_buffer->size());
786 }
787 HotSpotMetaData::set_relocBytes(metadata_handle, relocArrayOop());
788
789 const OopMapSet* oopMapSet = installer.oopMapSet();
790 {
791 ResourceMark mark;
792 ImmutableOopMapBuilder builder(oopMapSet);
793 int oopmap_size = builder.heap_size();
794 typeArrayHandle oopMapArrayHandle = oopFactory::new_byteArray(oopmap_size, CHECK_(JVMCIEnv::cache_full));
795 builder.generate_into((address) oopMapArrayHandle->byte_at_addr(0));
796 HotSpotMetaData::set_oopMaps(metadata_handle, oopMapArrayHandle());
797 }
798
799 HotSpotMetaData::set_metadata(metadata_handle, NULL);
800
801 ExceptionHandlerTable* handler = code_metadata.get_exception_table();
802 int table_size = handler->size_in_bytes();
803 typeArrayHandle exceptionArrayOop = oopFactory::new_byteArray(table_size, CHECK_(JVMCIEnv::cache_full));
804
805 if (table_size > 0) {
806 handler->copy_bytes_to((address) exceptionArrayOop->byte_at_addr(0));
807 }
808 HotSpotMetaData::set_exceptionBytes(metadata_handle, exceptionArrayOop());
809
810 return result;
811 C2V_END
812
813 C2V_VMENTRY(void, resetCompilationStatistics, (JNIEnv *jniEnv, jobject))
814 JVMCICompiler* compiler = JVMCICompiler::instance(CHECK);
815 CompilerStatistics* stats = compiler->stats();
816 stats->_standard.reset();
817 stats->_osr.reset();
818 C2V_END
819
820 C2V_VMENTRY(jobject, disassembleCodeBlob, (JNIEnv *jniEnv, jobject, jobject installedCode))
821 ResourceMark rm;
822 HandleMark hm;
823
824 if (installedCode == NULL) {
825 THROW_MSG_NULL(vmSymbols::java_lang_NullPointerException(), "installedCode is null");
826 }
827
828 jlong codeBlob = InstalledCode::address(installedCode);
829 if (codeBlob == 0L) {
830 return NULL;
831 }
832
833 CodeBlob* cb = (CodeBlob*) (address) codeBlob;
834 if (cb == NULL) {
835 return NULL;
836 }
837
838 // We don't want the stringStream buffer to resize during disassembly as it
839 // uses scoped resource memory. If a nested function called during disassembly uses
840 // a ResourceMark and the buffer expands within the scope of the mark,
841 // the buffer becomes garbage when that scope is exited. Experience shows that
842 // the disassembled code is typically about 10x the code size so a fixed buffer
843 // sized to 20x code size plus a fixed amount for header info should be sufficient.
844 int bufferSize = cb->code_size() * 20 + 1024;
845 char* buffer = NEW_RESOURCE_ARRAY(char, bufferSize);
846 stringStream st(buffer, bufferSize);
847 if (cb->is_nmethod()) {
848 nmethod* nm = (nmethod*) cb;
849 if (!nm->is_alive()) {
850 return NULL;
851 }
852 }
853 Disassembler::decode(cb, &st);
854 if (st.size() <= 0) {
855 return NULL;
856 }
857
858 Handle result = java_lang_String::create_from_platform_dependent_str(st.as_string(), CHECK_NULL);
859 return JNIHandles::make_local(THREAD, result());
860 C2V_END
861
862 C2V_VMENTRY(jobject, getStackTraceElement, (JNIEnv*, jobject, jobject jvmci_method, int bci))
863 ResourceMark rm;
864 HandleMark hm;
865
866 methodHandle method = CompilerToVM::asMethod(jvmci_method);
867 oop element = java_lang_StackTraceElement::create(method, bci, CHECK_NULL);
868 return JNIHandles::make_local(THREAD, element);
869 C2V_END
870
871 C2V_VMENTRY(jobject, executeInstalledCode, (JNIEnv*, jobject, jobject args, jobject hotspotInstalledCode))
872 ResourceMark rm;
873 HandleMark hm;
874
875 jlong nmethodValue = InstalledCode::address(hotspotInstalledCode);
876 if (nmethodValue == 0L) {
877 THROW_NULL(vmSymbols::jdk_vm_ci_code_InvalidInstalledCodeException());
878 }
879 nmethod* nm = (nmethod*) (address) nmethodValue;
880 methodHandle mh = nm->method();
881 Symbol* signature = mh->signature();
882 JavaCallArguments jca(mh->size_of_parameters());
883
884 JavaArgumentUnboxer jap(signature, &jca, (arrayOop) JNIHandles::resolve(args), mh->is_static());
885 JavaValue result(jap.get_ret_type());
886 jca.set_alternative_target(nm);
887 JavaCalls::call(&result, mh, &jca, CHECK_NULL);
888
889 if (jap.get_ret_type() == T_VOID) {
890 return NULL;
891 } else if (jap.get_ret_type() == T_OBJECT || jap.get_ret_type() == T_ARRAY) {
892 return JNIHandles::make_local(THREAD, (oop) result.get_jobject());
893 } else {
894 jvalue *value = (jvalue *) result.get_value_addr();
895 // Narrow the value down if required (Important on big endian machines)
896 switch (jap.get_ret_type()) {
897 case T_BOOLEAN:
898 value->z = (jboolean) value->i;
899 break;
900 case T_BYTE:
901 value->b = (jbyte) value->i;
902 break;
903 case T_CHAR:
904 value->c = (jchar) value->i;
905 break;
906 case T_SHORT:
907 value->s = (jshort) value->i;
908 break;
909 }
910 oop o = java_lang_boxing_object::create(jap.get_ret_type(), value, CHECK_NULL);
911 return JNIHandles::make_local(THREAD, o);
912 }
913 C2V_END
914
915 C2V_VMENTRY(jlongArray, getLineNumberTable, (JNIEnv *, jobject, jobject jvmci_method))
916 Method* method = CompilerToVM::asMethod(jvmci_method);
917 if (!method->has_linenumber_table()) {
918 return NULL;
919 }
920 u2 num_entries = 0;
921 CompressedLineNumberReadStream streamForSize(method->compressed_linenumber_table());
922 while (streamForSize.read_pair()) {
923 num_entries++;
924 }
925
926 CompressedLineNumberReadStream stream(method->compressed_linenumber_table());
927 typeArrayOop result = oopFactory::new_longArray(2 * num_entries, CHECK_NULL);
928
929 int i = 0;
930 jlong value;
931 while (stream.read_pair()) {
932 value = ((long) stream.bci());
933 result->long_at_put(i, value);
934 value = ((long) stream.line());
935 result->long_at_put(i + 1, value);
936 i += 2;
937 }
938
939 return (jlongArray) JNIHandles::make_local(THREAD, result);
940 C2V_END
941
942 C2V_VMENTRY(jlong, getLocalVariableTableStart, (JNIEnv *, jobject, jobject jvmci_method))
943 ResourceMark rm;
944 Method* method = CompilerToVM::asMethod(jvmci_method);
945 if (!method->has_localvariable_table()) {
946 return 0;
947 }
948 return (jlong) (address) method->localvariable_table_start();
949 C2V_END
950
951 C2V_VMENTRY(jint, getLocalVariableTableLength, (JNIEnv *, jobject, jobject jvmci_method))
952 ResourceMark rm;
953 Method* method = CompilerToVM::asMethod(jvmci_method);
954 return method->localvariable_table_length();
955 C2V_END
956
957 C2V_VMENTRY(void, reprofile, (JNIEnv*, jobject, jobject jvmci_method))
958 Method* method = CompilerToVM::asMethod(jvmci_method);
959 MethodCounters* mcs = method->method_counters();
960 if (mcs != NULL) {
961 mcs->clear_counters();
962 }
963 NOT_PRODUCT(method->set_compiled_invocation_count(0));
964
965 CompiledMethod* code = method->code();
966 if (code != NULL) {
967 code->make_not_entrant();
968 }
969
970 MethodData* method_data = method->method_data();
971 if (method_data == NULL) {
972 ClassLoaderData* loader_data = method->method_holder()->class_loader_data();
973 method_data = MethodData::allocate(loader_data, method, CHECK);
974 method->set_method_data(method_data);
975 } else {
976 method_data->initialize();
977 }
978 C2V_END
979
980
981 C2V_VMENTRY(void, invalidateInstalledCode, (JNIEnv*, jobject, jobject installed_code))
982 Handle installed_code_handle = JNIHandles::resolve(installed_code);
983 nmethod::invalidate_installed_code(installed_code_handle, CHECK);
984 C2V_END
985
986 C2V_VMENTRY(jobject, readUncompressedOop, (JNIEnv*, jobject, jlong addr))
987 oop ret = oopDesc::load_decode_heap_oop((oop*)(address)addr);
988 return JNIHandles::make_local(THREAD, ret);
989 C2V_END
990
991 C2V_VMENTRY(jlongArray, collectCounters, (JNIEnv*, jobject))
992 typeArrayOop arrayOop = oopFactory::new_longArray(JVMCICounterSize, CHECK_NULL);
993 JavaThread::collect_counters(arrayOop);
994 return (jlongArray) JNIHandles::make_local(THREAD, arrayOop);
995 C2V_END
996
997 C2V_VMENTRY(int, allocateCompileId, (JNIEnv*, jobject, jobject jvmci_method, int entry_bci))
998 HandleMark hm;
999 ResourceMark rm;
1000 if (JNIHandles::resolve(jvmci_method) == NULL) {
1001 THROW_0(vmSymbols::java_lang_NullPointerException());
1002 }
1003 Method* method = CompilerToVM::asMethod(jvmci_method);
1004 if (entry_bci >= method->code_size() || entry_bci < -1) {
1005 THROW_MSG_0(vmSymbols::java_lang_IllegalArgumentException(), err_msg("Unexpected bci %d", entry_bci));
1006 }
1007 return CompileBroker::assign_compile_id_unlocked(THREAD, method, entry_bci);
1008 C2V_END
1009
1010
1011 C2V_VMENTRY(jboolean, isMature, (JNIEnv*, jobject, jlong metaspace_method_data))
1012 MethodData* mdo = CompilerToVM::asMethodData(metaspace_method_data);
1013 return mdo != NULL && mdo->is_mature();
1014 C2V_END
1015
1016 C2V_VMENTRY(jboolean, hasCompiledCodeForOSR, (JNIEnv*, jobject, jobject jvmci_method, int entry_bci, int comp_level))
1017 Method* method = CompilerToVM::asMethod(jvmci_method);
1018 return method->lookup_osr_nmethod_for(entry_bci, comp_level, true) != NULL;
1019 C2V_END
1020
1021 C2V_VMENTRY(jobject, getSymbol, (JNIEnv*, jobject, jlong symbol))
1022 Handle sym = java_lang_String::create_from_symbol((Symbol*)(address)symbol, CHECK_NULL);
1023 return JNIHandles::make_local(THREAD, sym());
1024 C2V_END
1025
1026 C2V_VMENTRY(jlong, lookupSymbol, (JNIEnv*, jobject, jobject string))
1027 Symbol* symbol = java_lang_String::as_symbol_or_null(JNIHandles::resolve(string));
1028 return (jlong) symbol;
1029 C2V_END
1030
1031 bool matches(jobjectArray methods, Method* method) {
1032 objArrayOop methods_oop = (objArrayOop) JNIHandles::resolve(methods);
1033
1034 for (int i = 0; i < methods_oop->length(); i++) {
1035 oop resolved = methods_oop->obj_at(i);
1036 if (resolved->is_a(HotSpotResolvedJavaMethodImpl::klass()) && CompilerToVM::asMethod(resolved) == method) {
1037 return true;
1038 }
1039 }
1040 return false;
1041 }
1042
1043 C2V_VMENTRY(jobject, getNextStackFrame, (JNIEnv*, jobject compilerToVM, jobject hs_frame, jobjectArray methods, jint initialSkip))
1044 ResourceMark rm;
1045
1046 if (!thread->has_last_Java_frame()) return NULL;
1047 Handle result = HotSpotStackFrameReference::klass()->allocate_instance(thread);
1048 HotSpotStackFrameReference::klass()->initialize(thread);
1049
1050 StackFrameStream fst(thread);
1051 if (hs_frame != NULL) {
1052 // look for the correct stack frame if one is given
1053 intptr_t* stack_pointer = (intptr_t*) HotSpotStackFrameReference::stackPointer(hs_frame);
1054 while (fst.current()->sp() != stack_pointer && !fst.is_done()) {
1055 fst.next();
1056 }
1057 if (fst.current()->sp() != stack_pointer) {
1058 THROW_MSG_NULL(vmSymbols::java_lang_IllegalStateException(), "stack frame not found")
1059 }
1060 }
1061
1062 int frame_number = 0;
1063 vframe* vf = vframe::new_vframe(fst.current(), fst.register_map(), thread);
1064 if (hs_frame != NULL) {
1065 // look for the correct vframe within the stack frame if one is given
1066 int last_frame_number = HotSpotStackFrameReference::frameNumber(hs_frame);
1067 while (frame_number < last_frame_number) {
1068 if (vf->is_top()) {
1069 THROW_MSG_NULL(vmSymbols::java_lang_IllegalStateException(), "invalid frame number")
1070 }
1071 vf = vf->sender();
1072 frame_number ++;
1073 }
1074 // move one frame forward
1075 if (vf->is_top()) {
1076 if (fst.is_done()) {
1077 return NULL;
1078 }
1079 fst.next();
1080 vf = vframe::new_vframe(fst.current(), fst.register_map(), thread);
1081 frame_number = 0;
1082 } else {
1083 vf = vf->sender();
1084 frame_number++;
1085 }
1086 }
1087
1088 while (true) {
1089 // look for the given method
1090 while (true) {
1091 StackValueCollection* locals = NULL;
1092 if (vf->is_compiled_frame()) {
1093 // compiled method frame
1094 compiledVFrame* cvf = compiledVFrame::cast(vf);
1095 if (methods == NULL || matches(methods, cvf->method())) {
1096 if (initialSkip > 0) {
1097 initialSkip --;
1098 } else {
1099 ScopeDesc* scope = cvf->scope();
1100 // native wrapper do not have a scope
1101 if (scope != NULL && scope->objects() != NULL) {
1102 bool realloc_failures = Deoptimization::realloc_objects(thread, fst.current(), scope->objects(), THREAD);
1103 Deoptimization::reassign_fields(fst.current(), fst.register_map(), scope->objects(), realloc_failures, false);
1104
1105 GrowableArray<ScopeValue*>* local_values = scope->locals();
1106 typeArrayHandle array = oopFactory::new_boolArray(local_values->length(), thread);
1107 for (int i = 0; i < local_values->length(); i++) {
1108 ScopeValue* value = local_values->at(i);
1109 if (value->is_object()) {
1110 array->bool_at_put(i, true);
1111 }
1112 }
1113 HotSpotStackFrameReference::set_localIsVirtual(result, array());
1114 } else {
1115 HotSpotStackFrameReference::set_localIsVirtual(result, NULL);
1116 }
1117
1118 locals = cvf->locals();
1119 HotSpotStackFrameReference::set_bci(result, cvf->bci());
1120 oop method = CompilerToVM::get_jvmci_method(cvf->method(), CHECK_NULL);
1121 HotSpotStackFrameReference::set_method(result, method);
1122 }
1123 }
1124 } else if (vf->is_interpreted_frame()) {
1125 // interpreted method frame
1126 interpretedVFrame* ivf = interpretedVFrame::cast(vf);
1127 if (methods == NULL || matches(methods, ivf->method())) {
1128 if (initialSkip > 0) {
1129 initialSkip --;
1130 } else {
1131 locals = ivf->locals();
1132 HotSpotStackFrameReference::set_bci(result, ivf->bci());
1133 oop method = CompilerToVM::get_jvmci_method(ivf->method(), CHECK_NULL);
1134 HotSpotStackFrameReference::set_method(result, method);
1135 HotSpotStackFrameReference::set_localIsVirtual(result, NULL);
1136 }
1137 }
1138 }
1139
1140 // locals != NULL means that we found a matching frame and result is already partially initialized
1141 if (locals != NULL) {
1142 HotSpotStackFrameReference::set_compilerToVM(result, JNIHandles::resolve(compilerToVM));
1143 HotSpotStackFrameReference::set_stackPointer(result, (jlong) fst.current()->sp());
1144 HotSpotStackFrameReference::set_frameNumber(result, frame_number);
1145
1146 // initialize the locals array
1147 objArrayHandle array = oopFactory::new_objectArray(locals->size(), thread);
1148 for (int i = 0; i < locals->size(); i++) {
1149 StackValue* var = locals->at(i);
1150 if (var->type() == T_OBJECT) {
1151 array->obj_at_put(i, locals->at(i)->get_obj()());
1152 }
1153 }
1154 HotSpotStackFrameReference::set_locals(result, array());
1155
1156 return JNIHandles::make_local(thread, result());
1157 }
1158
1159 if (vf->is_top()) {
1160 break;
1161 }
1162 frame_number++;
1163 vf = vf->sender();
1164 } // end of vframe loop
1165
1166 if (fst.is_done()) {
1167 break;
1168 }
1169 fst.next();
1170 vf = vframe::new_vframe(fst.current(), fst.register_map(), thread);
1171 frame_number = 0;
1172 } // end of frame loop
1173
1174 // the end was reached without finding a matching method
1175 return NULL;
1176 C2V_END
1177
1178 C2V_VMENTRY(void, resolveInvokeDynamicInPool, (JNIEnv*, jobject, jobject jvmci_constant_pool, jint index))
1179 constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool);
1180 CallInfo callInfo;
1181 LinkResolver::resolve_invoke(callInfo, Handle(), cp, index, Bytecodes::_invokedynamic, CHECK);
1182 ConstantPoolCacheEntry* cp_cache_entry = cp->invokedynamic_cp_cache_entry_at(index);
1183 cp_cache_entry->set_dynamic_call(cp, callInfo);
1184 C2V_END
1185
1186 C2V_VMENTRY(void, resolveInvokeHandleInPool, (JNIEnv*, jobject, jobject jvmci_constant_pool, jint index))
1187 constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool);
1188 CallInfo callInfo;
1189 LinkResolver::resolve_invoke(callInfo, Handle(), cp, index, Bytecodes::_invokehandle, CHECK);
1190 ConstantPoolCacheEntry* cp_cache_entry = cp_cache_entry = cp->cache()->entry_at(cp->decode_cpcache_index(index));
1191 cp_cache_entry->set_method_handle(cp, callInfo);
1192 C2V_END
1193
1194 C2V_VMENTRY(jboolean, shouldDebugNonSafepoints, (JNIEnv*, jobject))
1195 //see compute_recording_non_safepoints in debugInfroRec.cpp
1196 if (JvmtiExport::should_post_compiled_method_load() && FLAG_IS_DEFAULT(DebugNonSafepoints)) {
1197 return true;
1198 }
1199 return DebugNonSafepoints;
1200 C2V_END
1201
1202 // public native void materializeVirtualObjects(HotSpotStackFrameReference stackFrame, boolean invalidate);
1203 C2V_VMENTRY(void, materializeVirtualObjects, (JNIEnv*, jobject, jobject hs_frame, bool invalidate))
1204 ResourceMark rm;
1205
1206 if (hs_frame == NULL) {
1207 THROW_MSG(vmSymbols::java_lang_NullPointerException(), "stack frame is null")
1208 }
1209
1210 HotSpotStackFrameReference::klass()->initialize(thread);
1211
1212 // look for the given stack frame
1213 StackFrameStream fst(thread);
1214 intptr_t* stack_pointer = (intptr_t*) HotSpotStackFrameReference::stackPointer(hs_frame);
1215 while (fst.current()->sp() != stack_pointer && !fst.is_done()) {
1216 fst.next();
1217 }
1218 if (fst.current()->sp() != stack_pointer) {
1219 THROW_MSG(vmSymbols::java_lang_IllegalStateException(), "stack frame not found")
1220 }
1221
1222 if (invalidate) {
1223 if (!fst.current()->is_compiled_frame()) {
1224 THROW_MSG(vmSymbols::java_lang_IllegalStateException(), "compiled stack frame expected")
1225 }
1226 assert(fst.current()->cb()->is_nmethod(), "nmethod expected");
1227 ((nmethod*) fst.current()->cb())->make_not_entrant();
1228 }
1229 Deoptimization::deoptimize(thread, *fst.current(), fst.register_map(), Deoptimization::Reason_none);
1230 // look for the frame again as it has been updated by deopt (pc, deopt state...)
1231 StackFrameStream fstAfterDeopt(thread);
1232 while (fstAfterDeopt.current()->sp() != stack_pointer && !fstAfterDeopt.is_done()) {
1233 fstAfterDeopt.next();
1234 }
1235 if (fstAfterDeopt.current()->sp() != stack_pointer) {
1236 THROW_MSG(vmSymbols::java_lang_IllegalStateException(), "stack frame not found after deopt")
1237 }
1238
1239 vframe* vf = vframe::new_vframe(fstAfterDeopt.current(), fstAfterDeopt.register_map(), thread);
1240 if (!vf->is_compiled_frame()) {
1241 THROW_MSG(vmSymbols::java_lang_IllegalStateException(), "compiled stack frame expected")
1242 }
1243
1244 GrowableArray<compiledVFrame*>* virtualFrames = new GrowableArray<compiledVFrame*>(10);
1245 while (true) {
1246 assert(vf->is_compiled_frame(), "Wrong frame type");
1247 virtualFrames->push(compiledVFrame::cast(vf));
1248 if (vf->is_top()) {
1249 break;
1250 }
1251 vf = vf->sender();
1252 }
1253
1254 int last_frame_number = HotSpotStackFrameReference::frameNumber(hs_frame);
1255 if (last_frame_number >= virtualFrames->length()) {
1256 THROW_MSG(vmSymbols::java_lang_IllegalStateException(), "invalid frame number")
1257 }
1258
1259 // Reallocate the non-escaping objects and restore their fields.
1260 assert (virtualFrames->at(last_frame_number)->scope() != NULL,"invalid scope");
1261 GrowableArray<ScopeValue*>* objects = virtualFrames->at(last_frame_number)->scope()->objects();
1262
1263 if (objects == NULL) {
1264 // no objects to materialize
1265 return;
1266 }
1267
1268 bool realloc_failures = Deoptimization::realloc_objects(thread, fstAfterDeopt.current(), objects, THREAD);
1269 Deoptimization::reassign_fields(fstAfterDeopt.current(), fstAfterDeopt.register_map(), objects, realloc_failures, false);
1270
1271 for (int frame_index = 0; frame_index < virtualFrames->length(); frame_index++) {
1272 compiledVFrame* cvf = virtualFrames->at(frame_index);
1273
1274 GrowableArray<ScopeValue*>* scopeLocals = cvf->scope()->locals();
1275 StackValueCollection* locals = cvf->locals();
1276
1277 if (locals != NULL) {
1278 for (int i2 = 0; i2 < locals->size(); i2++) {
1279 StackValue* var = locals->at(i2);
1280 if (var->type() == T_OBJECT && scopeLocals->at(i2)->is_object()) {
1281 jvalue val;
1282 val.l = (jobject) locals->at(i2)->get_obj()();
1283 cvf->update_local(T_OBJECT, i2, val);
1284 }
1285 }
1286 }
1287 }
1288
1289 // all locals are materialized by now
1290 HotSpotStackFrameReference::set_localIsVirtual(hs_frame, NULL);
1291
1292 // update the locals array
1293 objArrayHandle array = HotSpotStackFrameReference::locals(hs_frame);
1294 StackValueCollection* locals = virtualFrames->at(last_frame_number)->locals();
1295 for (int i = 0; i < locals->size(); i++) {
1296 StackValue* var = locals->at(i);
1297 if (var->type() == T_OBJECT) {
1298 array->obj_at_put(i, locals->at(i)->get_obj()());
1299 }
1300 }
1301 C2V_END
1302
1303 C2V_VMENTRY(void, writeDebugOutput, (JNIEnv*, jobject, jbyteArray bytes, jint offset, jint length))
1304 if (bytes == NULL) {
1305 THROW(vmSymbols::java_lang_NullPointerException());
1306 }
1307 typeArrayOop array = (typeArrayOop) JNIHandles::resolve(bytes);
1308
1309 // Check if offset and length are non negative.
1310 if (offset < 0 || length < 0) {
1311 THROW(vmSymbols::java_lang_ArrayIndexOutOfBoundsException());
1312 }
1313 // Check if the range is valid.
1314 if ((((unsigned int) length + (unsigned int) offset) > (unsigned int) array->length())) {
1315 THROW(vmSymbols::java_lang_ArrayIndexOutOfBoundsException());
1316 }
1317 while (length > 0) {
1318 jbyte* start = array->byte_at_addr(offset);
1319 tty->write((char*) start, MIN2(length, O_BUFLEN));
1320 length -= O_BUFLEN;
1321 offset += O_BUFLEN;
1322 }
1323 C2V_END
1324
1325 C2V_VMENTRY(void, flushDebugOutput, (JNIEnv*, jobject))
1326 tty->flush();
1327 C2V_END
1328
1329 C2V_VMENTRY(int, methodDataProfileDataSize, (JNIEnv*, jobject, jlong metaspace_method_data, jint position))
1330 ResourceMark rm;
1331 MethodData* mdo = CompilerToVM::asMethodData(metaspace_method_data);
1332 ProfileData* profile_data = mdo->data_at(position);
1333 if (mdo->is_valid(profile_data)) {
1334 return profile_data->size_in_bytes();
1335 }
1336 DataLayout* data = mdo->extra_data_base();
1337 DataLayout* end = mdo->extra_data_limit();
1338 for (;; data = mdo->next_extra(data)) {
1339 assert(data < end, "moved past end of extra data");
1340 profile_data = data->data_in();
1341 if (mdo->dp_to_di(profile_data->dp()) == position) {
1342 return profile_data->size_in_bytes();
1343 }
1344 }
1345 THROW_MSG_0(vmSymbols::java_lang_IllegalArgumentException(), err_msg("Invalid profile data position %d", position));
1346 C2V_END
1347
1348 C2V_VMENTRY(int, interpreterFrameSize, (JNIEnv*, jobject, jobject bytecode_frame_handle))
1349 if (bytecode_frame_handle == NULL) {
1350 THROW_0(vmSymbols::java_lang_NullPointerException());
1351 }
1352
1353 oop top_bytecode_frame = JNIHandles::resolve_non_null(bytecode_frame_handle);
1354 oop bytecode_frame = top_bytecode_frame;
1355 int size = 0;
1356 int callee_parameters = 0;
1357 int callee_locals = 0;
1358 Method* method = getMethodFromHotSpotMethod(BytecodePosition::method(bytecode_frame));
1359 int extra_args = method->max_stack() - BytecodeFrame::numStack(bytecode_frame);
1360
1361 while (bytecode_frame != NULL) {
1362 int locks = BytecodeFrame::numLocks(bytecode_frame);
1363 int temps = BytecodeFrame::numStack(bytecode_frame);
1364 bool is_top_frame = (bytecode_frame == top_bytecode_frame);
1365 Method* method = getMethodFromHotSpotMethod(BytecodePosition::method(bytecode_frame));
1366
1367 int frame_size = BytesPerWord * Interpreter::size_activation(method->max_stack(),
1368 temps + callee_parameters,
1369 extra_args,
1370 locks,
1371 callee_parameters,
1372 callee_locals,
1373 is_top_frame);
1374 size += frame_size;
1375
1376 callee_parameters = method->size_of_parameters();
1377 callee_locals = method->max_locals();
1378 extra_args = 0;
1379 bytecode_frame = BytecodePosition::caller(bytecode_frame);
1380 }
1381 return size + Deoptimization::last_frame_adjust(0, callee_locals) * BytesPerWord;
1382 C2V_END
1383
1384
1385 #define CC (char*) /*cast a literal from (const char*)*/
1386 #define FN_PTR(f) CAST_FROM_FN_PTR(void*, &(c2v_ ## f))
1387
1388 #define STRING "Ljava/lang/String;"
1389 #define OBJECT "Ljava/lang/Object;"
1390 #define CLASS "Ljava/lang/Class;"
1391 #define STACK_TRACE_ELEMENT "Ljava/lang/StackTraceElement;"
1392 #define INSTALLED_CODE "Ljdk/vm/ci/code/InstalledCode;"
1393 #define TARGET_DESCRIPTION "Ljdk/vm/ci/code/TargetDescription;"
1394 #define BYTECODE_FRAME "Ljdk/vm/ci/code/BytecodeFrame;"
1395 #define RESOLVED_METHOD "Ljdk/vm/ci/meta/ResolvedJavaMethod;"
1396 #define HS_RESOLVED_METHOD "Ljdk/vm/ci/hotspot/HotSpotResolvedJavaMethodImpl;"
1397 #define HS_RESOLVED_KLASS "Ljdk/vm/ci/hotspot/HotSpotResolvedObjectTypeImpl;"
1398 #define HS_CONSTANT_POOL "Ljdk/vm/ci/hotspot/HotSpotConstantPool;"
1399 #define HS_COMPILED_CODE "Ljdk/vm/ci/hotspot/HotSpotCompiledCode;"
1400 #define HS_CONFIG "Ljdk/vm/ci/hotspot/HotSpotVMConfig;"
1401 #define HS_METADATA "Ljdk/vm/ci/hotspot/HotSpotMetaData;"
1402 #define HS_STACK_FRAME_REF "Ljdk/vm/ci/hotspot/HotSpotStackFrameReference;"
1403 #define HS_SPECULATION_LOG "Ljdk/vm/ci/hotspot/HotSpotSpeculationLog;"
1404 #define METASPACE_METHOD_DATA "J"
1405
1406 JNINativeMethod CompilerToVM::methods[] = {
1407 {CC "getBytecode", CC "(" HS_RESOLVED_METHOD ")[B", FN_PTR(getBytecode)},
1408 {CC "getExceptionTableStart", CC "(" HS_RESOLVED_METHOD ")J", FN_PTR(getExceptionTableStart)},
1409 {CC "getExceptionTableLength", CC "(" HS_RESOLVED_METHOD ")I", FN_PTR(getExceptionTableLength)},
1410 {CC "findUniqueConcreteMethod", CC "(" HS_RESOLVED_KLASS HS_RESOLVED_METHOD ")" HS_RESOLVED_METHOD, FN_PTR(findUniqueConcreteMethod)},
1411 {CC "getImplementor", CC "(" HS_RESOLVED_KLASS ")" HS_RESOLVED_KLASS, FN_PTR(getImplementor)},
1412 {CC "getStackTraceElement", CC "(" HS_RESOLVED_METHOD "I)" STACK_TRACE_ELEMENT, FN_PTR(getStackTraceElement)},
1413 {CC "methodIsIgnoredBySecurityStackWalk", CC "(" HS_RESOLVED_METHOD ")Z", FN_PTR(methodIsIgnoredBySecurityStackWalk)},
1414 {CC "doNotInlineOrCompile", CC "(" HS_RESOLVED_METHOD ")V", FN_PTR(doNotInlineOrCompile)},
1415 {CC "canInlineMethod", CC "(" HS_RESOLVED_METHOD ")Z", FN_PTR(canInlineMethod)},
1416 {CC "shouldInlineMethod", CC "(" HS_RESOLVED_METHOD ")Z", FN_PTR(shouldInlineMethod)},
1417 {CC "lookupType", CC "(" STRING CLASS "Z)" HS_RESOLVED_KLASS, FN_PTR(lookupType)},
1418 {CC "lookupNameInPool", CC "(" HS_CONSTANT_POOL "I)" STRING, FN_PTR(lookupNameInPool)},
1419 {CC "lookupNameAndTypeRefIndexInPool", CC "(" HS_CONSTANT_POOL "I)I", FN_PTR(lookupNameAndTypeRefIndexInPool)},
1420 {CC "lookupSignatureInPool", CC "(" HS_CONSTANT_POOL "I)" STRING, FN_PTR(lookupSignatureInPool)},
1421 {CC "lookupKlassRefIndexInPool", CC "(" HS_CONSTANT_POOL "I)I", FN_PTR(lookupKlassRefIndexInPool)},
1422 {CC "lookupKlassInPool", CC "(" HS_CONSTANT_POOL "I)Ljava/lang/Object;", FN_PTR(lookupKlassInPool)},
1423 {CC "lookupAppendixInPool", CC "(" HS_CONSTANT_POOL "I)" OBJECT, FN_PTR(lookupAppendixInPool)},
1424 {CC "lookupMethodInPool", CC "(" HS_CONSTANT_POOL "IB)" HS_RESOLVED_METHOD, FN_PTR(lookupMethodInPool)},
1425 {CC "constantPoolRemapInstructionOperandFromCache", CC "(" HS_CONSTANT_POOL "I)I", FN_PTR(constantPoolRemapInstructionOperandFromCache)},
1426 {CC "resolveConstantInPool", CC "(" HS_CONSTANT_POOL "I)" OBJECT, FN_PTR(resolveConstantInPool)},
1427 {CC "resolvePossiblyCachedConstantInPool", CC "(" HS_CONSTANT_POOL "I)" OBJECT, FN_PTR(resolvePossiblyCachedConstantInPool)},
1428 {CC "resolveTypeInPool", CC "(" HS_CONSTANT_POOL "I)" HS_RESOLVED_KLASS, FN_PTR(resolveTypeInPool)},
1429 {CC "resolveFieldInPool", CC "(" HS_CONSTANT_POOL "IB[J)" HS_RESOLVED_KLASS, FN_PTR(resolveFieldInPool)},
1430 {CC "resolveInvokeDynamicInPool", CC "(" HS_CONSTANT_POOL "I)V", FN_PTR(resolveInvokeDynamicInPool)},
1431 {CC "resolveInvokeHandleInPool", CC "(" HS_CONSTANT_POOL "I)V", FN_PTR(resolveInvokeHandleInPool)},
1432 {CC "resolveMethod", CC "(" HS_RESOLVED_KLASS HS_RESOLVED_METHOD HS_RESOLVED_KLASS ")" HS_RESOLVED_METHOD, FN_PTR(resolveMethod)},
1433 {CC "getVtableIndexForInterfaceMethod", CC "(" HS_RESOLVED_KLASS HS_RESOLVED_METHOD ")I", FN_PTR(getVtableIndexForInterfaceMethod)},
1434 {CC "getClassInitializer", CC "(" HS_RESOLVED_KLASS ")" HS_RESOLVED_METHOD, FN_PTR(getClassInitializer)},
1435 {CC "hasFinalizableSubclass", CC "(" HS_RESOLVED_KLASS ")Z", FN_PTR(hasFinalizableSubclass)},
1436 {CC "getMaxCallTargetOffset", CC "(J)J", FN_PTR(getMaxCallTargetOffset)},
1437 {CC "getResolvedJavaMethodAtSlot", CC "(" CLASS "I)" HS_RESOLVED_METHOD, FN_PTR(getResolvedJavaMethodAtSlot)},
1438 {CC "getResolvedJavaMethod", CC "(Ljava/lang/Object;J)" HS_RESOLVED_METHOD, FN_PTR(getResolvedJavaMethod)},
1439 {CC "getConstantPool", CC "(Ljava/lang/Object;J)" HS_CONSTANT_POOL, FN_PTR(getConstantPool)},
1440 {CC "getResolvedJavaType", CC "(Ljava/lang/Object;JZ)" HS_RESOLVED_KLASS, FN_PTR(getResolvedJavaType)},
1441 {CC "initializeConfiguration", CC "(" HS_CONFIG ")J", FN_PTR(initializeConfiguration)},
1442 {CC "installCode", CC "(" TARGET_DESCRIPTION HS_COMPILED_CODE INSTALLED_CODE HS_SPECULATION_LOG ")I", FN_PTR(installCode)},
1443 {CC "getMetadata", CC "(" TARGET_DESCRIPTION HS_COMPILED_CODE HS_METADATA ")I", FN_PTR(getMetadata)},
1444 {CC "resetCompilationStatistics", CC "()V", FN_PTR(resetCompilationStatistics)},
1445 {CC "disassembleCodeBlob", CC "(" INSTALLED_CODE ")" STRING, FN_PTR(disassembleCodeBlob)},
1446 {CC "executeInstalledCode", CC "([" OBJECT INSTALLED_CODE ")" OBJECT, FN_PTR(executeInstalledCode)},
1447 {CC "getLineNumberTable", CC "(" HS_RESOLVED_METHOD ")[J", FN_PTR(getLineNumberTable)},
1448 {CC "getLocalVariableTableStart", CC "(" HS_RESOLVED_METHOD ")J", FN_PTR(getLocalVariableTableStart)},
1449 {CC "getLocalVariableTableLength", CC "(" HS_RESOLVED_METHOD ")I", FN_PTR(getLocalVariableTableLength)},
1450 {CC "reprofile", CC "(" HS_RESOLVED_METHOD ")V", FN_PTR(reprofile)},
1451 {CC "invalidateInstalledCode", CC "(" INSTALLED_CODE ")V", FN_PTR(invalidateInstalledCode)},
1452 {CC "readUncompressedOop", CC "(J)" OBJECT, FN_PTR(readUncompressedOop)},
1453 {CC "collectCounters", CC "()[J", FN_PTR(collectCounters)},
1454 {CC "allocateCompileId", CC "(" HS_RESOLVED_METHOD "I)I", FN_PTR(allocateCompileId)},
1455 {CC "isMature", CC "(" METASPACE_METHOD_DATA ")Z", FN_PTR(isMature)},
1456 {CC "hasCompiledCodeForOSR", CC "(" HS_RESOLVED_METHOD "II)Z", FN_PTR(hasCompiledCodeForOSR)},
1457 {CC "getSymbol", CC "(J)" STRING, FN_PTR(getSymbol)},
1458 {CC "lookupSymbol", CC "(" STRING ")J", FN_PTR(lookupSymbol)},
1459 {CC "getNextStackFrame", CC "(" HS_STACK_FRAME_REF "[" RESOLVED_METHOD "I)" HS_STACK_FRAME_REF, FN_PTR(getNextStackFrame)},
1460 {CC "materializeVirtualObjects", CC "(" HS_STACK_FRAME_REF "Z)V", FN_PTR(materializeVirtualObjects)},
1461 {CC "shouldDebugNonSafepoints", CC "()Z", FN_PTR(shouldDebugNonSafepoints)},
1462 {CC "writeDebugOutput", CC "([BII)V", FN_PTR(writeDebugOutput)},
1463 {CC "flushDebugOutput", CC "()V", FN_PTR(flushDebugOutput)},
1464 {CC "methodDataProfileDataSize", CC "(JI)I", FN_PTR(methodDataProfileDataSize)},
1465 {CC "interpreterFrameSize", CC "(" BYTECODE_FRAME ")I", FN_PTR(interpreterFrameSize)},
1466 };
1467
1468 int CompilerToVM::methods_count() {
1469 return sizeof(methods) / sizeof(JNINativeMethod);
1470 }
1471