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* volatile* CompilerToVM::Data::_heap_top_addr;
151
152 volatile 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* volatile*) -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 volatile 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 Klass* recv_klass = CompilerToVM::asKlass(receiver_jvmci_type);
632 Klass* caller_klass = CompilerToVM::asKlass(caller_jvmci_type);
633 Method* method = CompilerToVM::asMethod(jvmci_method);
634
635 if (recv_klass->is_array_klass() || (InstanceKlass::cast(recv_klass)->is_linked())) {
636 Klass* holder_klass = method->method_holder();
637 Symbol* method_name = method->name();
638 Symbol* method_signature = method->signature();
639
640 if (holder_klass->is_interface()) {
641 // do link-time resolution to check all access rules.
642 LinkInfo link_info(holder_klass, method_name, method_signature, caller_klass, true);
643 methodHandle resolved_method = LinkResolver::linktime_resolve_interface_method_or_null(link_info);
644 if (resolved_method.is_null() || resolved_method->is_private()) {
645 return NULL;
646 }
647 assert(recv_klass->is_subtype_of(holder_klass), "");
648 // do actual lookup
649 methodHandle sel_method = LinkResolver::lookup_instance_method_in_klasses(recv_klass, resolved_method->name(), resolved_method->signature(), CHECK_AND_CLEAR_0);
650 oop result = CompilerToVM::get_jvmci_method(sel_method, CHECK_NULL);
651 return JNIHandles::make_local(THREAD, result);
652 } else {
653 // do link-time resolution to check all access rules.
654 LinkInfo link_info(holder_klass, method_name, method_signature, caller_klass, true);
655 methodHandle resolved_method = LinkResolver::linktime_resolve_virtual_method_or_null(link_info);
656 if (resolved_method.is_null()) {
657 return NULL;
658 }
659 // do actual lookup (see LinkResolver::runtime_resolve_virtual_method)
660 int vtable_index = Method::invalid_vtable_index;
661 Method* selected_method;
662
663 if (resolved_method->method_holder()->is_interface()) { // miranda method
664 vtable_index = LinkResolver::vtable_index_of_interface_method(holder_klass, resolved_method);
665 assert(vtable_index >= 0 , "we should have valid vtable index at this point");
666
667 selected_method = recv_klass->method_at_vtable(vtable_index);
668 } else {
669 // at this point we are sure that resolved_method is virtual and not
670 // a miranda method; therefore, it must have a valid vtable index.
671 assert(!resolved_method->has_itable_index(), "");
672 vtable_index = resolved_method->vtable_index();
673 // We could get a negative vtable_index for final methods,
674 // because as an optimization they are they are never put in the vtable,
675 // unless they override an existing method.
676 // If we do get a negative, it means the resolved method is the the selected
677 // method, and it can never be changed by an override.
678 if (vtable_index == Method::nonvirtual_vtable_index) {
679 assert(resolved_method->can_be_statically_bound(), "cannot override this method");
680 selected_method = resolved_method();
681 } else {
682 selected_method = recv_klass->method_at_vtable(vtable_index);
683 }
684 }
685 oop result = CompilerToVM::get_jvmci_method(selected_method, CHECK_NULL);
686 return JNIHandles::make_local(THREAD, result);
687 }
688 }
689 return NULL;
690 C2V_END
691
692 C2V_VMENTRY(jboolean, hasFinalizableSubclass,(JNIEnv *, jobject, jobject jvmci_type))
693 Klass* klass = CompilerToVM::asKlass(jvmci_type);
694 assert(klass != NULL, "method must not be called for primitive types");
695 return Dependencies::find_finalizable_subclass(klass) != NULL;
696 C2V_END
697
698 C2V_VMENTRY(jobject, getClassInitializer, (JNIEnv *, jobject, jobject jvmci_type))
699 InstanceKlass* klass = (InstanceKlass*) CompilerToVM::asKlass(jvmci_type);
700 oop result = CompilerToVM::get_jvmci_method(klass->class_initializer(), CHECK_NULL);
701 return JNIHandles::make_local(THREAD, result);
702 C2V_END
703
704 C2V_VMENTRY(jlong, getMaxCallTargetOffset, (JNIEnv*, jobject, jlong addr))
705 address target_addr = (address) addr;
706 if (target_addr != 0x0) {
707 int64_t off_low = (int64_t)target_addr - ((int64_t)CodeCache::low_bound() + sizeof(int));
708 int64_t off_high = (int64_t)target_addr - ((int64_t)CodeCache::high_bound() + sizeof(int));
709 return MAX2(ABS(off_low), ABS(off_high));
710 }
711 return -1;
712 C2V_END
713
714 C2V_VMENTRY(void, doNotInlineOrCompile,(JNIEnv *, jobject, jobject jvmci_method))
715 methodHandle method = CompilerToVM::asMethod(jvmci_method);
716 method->set_not_c1_compilable();
717 method->set_not_c2_compilable();
718 method->set_dont_inline(true);
719 C2V_END
720
721 C2V_VMENTRY(jint, installCode, (JNIEnv *jniEnv, jobject, jobject target, jobject compiled_code, jobject installed_code, jobject speculation_log))
722 ResourceMark rm;
723 HandleMark hm;
724 Handle target_handle = JNIHandles::resolve(target);
725 Handle compiled_code_handle = JNIHandles::resolve(compiled_code);
726 CodeBlob* cb = NULL;
727 Handle installed_code_handle = JNIHandles::resolve(installed_code);
728 Handle speculation_log_handle = JNIHandles::resolve(speculation_log);
729
730 JVMCICompiler* compiler = JVMCICompiler::instance(CHECK_JNI_ERR);
731
732 TraceTime install_time("installCode", JVMCICompiler::codeInstallTimer());
733 CodeInstaller installer;
734 JVMCIEnv::CodeInstallResult result = installer.install(compiler, target_handle, compiled_code_handle, cb, installed_code_handle, speculation_log_handle, CHECK_0);
735
736 if (PrintCodeCacheOnCompilation) {
737 stringStream s;
738 // Dump code cache into a buffer before locking the tty,
739 {
740 MutexLockerEx mu(CodeCache_lock, Mutex::_no_safepoint_check_flag);
741 CodeCache::print_summary(&s, false);
742 }
743 ttyLocker ttyl;
744 tty->print_raw_cr(s.as_string());
745 }
746
747 if (result != JVMCIEnv::ok) {
748 assert(cb == NULL, "should be");
749 } else {
750 if (!installed_code_handle.is_null()) {
751 assert(installed_code_handle->is_a(InstalledCode::klass()), "wrong type");
752 nmethod::invalidate_installed_code(installed_code_handle, CHECK_0);
753 {
754 // Ensure that all updates to the InstalledCode fields are consistent.
755 MutexLockerEx pl(Patching_lock, Mutex::_no_safepoint_check_flag);
756 InstalledCode::set_address(installed_code_handle, (jlong) cb);
757 InstalledCode::set_version(installed_code_handle, InstalledCode::version(installed_code_handle) + 1);
758 if (cb->is_nmethod()) {
759 InstalledCode::set_entryPoint(installed_code_handle, (jlong) cb->as_nmethod_or_null()->verified_entry_point());
760 } else {
761 InstalledCode::set_entryPoint(installed_code_handle, (jlong) cb->code_begin());
762 }
763 if (installed_code_handle->is_a(HotSpotInstalledCode::klass())) {
764 HotSpotInstalledCode::set_size(installed_code_handle, cb->size());
765 HotSpotInstalledCode::set_codeStart(installed_code_handle, (jlong) cb->code_begin());
766 HotSpotInstalledCode::set_codeSize(installed_code_handle, cb->code_size());
767 }
768 }
769 nmethod* nm = cb->as_nmethod_or_null();
770 if (nm != NULL && installed_code_handle->is_scavengable()) {
771 assert(nm->detect_scavenge_root_oops(), "nm should be scavengable if installed_code is scavengable");
772 if (!UseG1GC) {
773 assert(nm->on_scavenge_root_list(), "nm should be on scavengable list");
774 }
775 }
776 }
777 }
778 return result;
779 C2V_END
780
781 C2V_VMENTRY(jint, getMetadata, (JNIEnv *jniEnv, jobject, jobject target, jobject compiled_code, jobject metadata))
782 ResourceMark rm;
783 HandleMark hm;
784
785 Handle target_handle = JNIHandles::resolve(target);
786 Handle compiled_code_handle = JNIHandles::resolve(compiled_code);
787 Handle metadata_handle = JNIHandles::resolve(metadata);
788
789 HotSpotOopMap::klass()->initialize(thread);
790
791 CodeMetadata code_metadata;
792 CodeBlob *cb = NULL;
793 CodeInstaller installer;
794
795 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);
796 if (result != JVMCIEnv::ok) {
797 return result;
798 }
799
800 if (code_metadata.get_nr_pc_desc() > 0) {
801 typeArrayHandle pcArrayOop = oopFactory::new_byteArray(sizeof(PcDesc) * code_metadata.get_nr_pc_desc(), CHECK_(JVMCIEnv::cache_full));
802 memcpy(pcArrayOop->byte_at_addr(0), code_metadata.get_pc_desc(), sizeof(PcDesc) * code_metadata.get_nr_pc_desc());
803 HotSpotMetaData::set_pcDescBytes(metadata_handle, pcArrayOop());
804 }
805
806 if (code_metadata.get_scopes_size() > 0) {
807 typeArrayHandle scopesArrayOop = oopFactory::new_byteArray(code_metadata.get_scopes_size(), CHECK_(JVMCIEnv::cache_full));
808 memcpy(scopesArrayOop->byte_at_addr(0), code_metadata.get_scopes_desc(), code_metadata.get_scopes_size());
809 HotSpotMetaData::set_scopesDescBytes(metadata_handle, scopesArrayOop());
810 }
811
812 RelocBuffer* reloc_buffer = code_metadata.get_reloc_buffer();
813 typeArrayHandle relocArrayOop = oopFactory::new_byteArray((int) reloc_buffer->size(), CHECK_(JVMCIEnv::cache_full));
814 if (reloc_buffer->size() > 0) {
815 memcpy(relocArrayOop->byte_at_addr(0), reloc_buffer->begin(), reloc_buffer->size());
816 }
817 HotSpotMetaData::set_relocBytes(metadata_handle, relocArrayOop());
818
819 const OopMapSet* oopMapSet = installer.oopMapSet();
820 {
821 ResourceMark mark;
822 ImmutableOopMapBuilder builder(oopMapSet);
823 int oopmap_size = builder.heap_size();
824 typeArrayHandle oopMapArrayHandle = oopFactory::new_byteArray(oopmap_size, CHECK_(JVMCIEnv::cache_full));
825 builder.generate_into((address) oopMapArrayHandle->byte_at_addr(0));
826 HotSpotMetaData::set_oopMaps(metadata_handle, oopMapArrayHandle());
827 }
828
829 HotSpotMetaData::set_metadata(metadata_handle, NULL);
830
831 ExceptionHandlerTable* handler = code_metadata.get_exception_table();
832 int table_size = handler->size_in_bytes();
833 typeArrayHandle exceptionArrayOop = oopFactory::new_byteArray(table_size, CHECK_(JVMCIEnv::cache_full));
834
835 if (table_size > 0) {
836 handler->copy_bytes_to((address) exceptionArrayOop->byte_at_addr(0));
837 }
838 HotSpotMetaData::set_exceptionBytes(metadata_handle, exceptionArrayOop());
839
840 return result;
841 C2V_END
842
843 C2V_VMENTRY(void, resetCompilationStatistics, (JNIEnv *jniEnv, jobject))
844 JVMCICompiler* compiler = JVMCICompiler::instance(CHECK);
845 CompilerStatistics* stats = compiler->stats();
846 stats->_standard.reset();
847 stats->_osr.reset();
848 C2V_END
849
850 C2V_VMENTRY(jobject, disassembleCodeBlob, (JNIEnv *jniEnv, jobject, jobject installedCode))
851 ResourceMark rm;
852 HandleMark hm;
853
854 if (installedCode == NULL) {
855 THROW_MSG_NULL(vmSymbols::java_lang_NullPointerException(), "installedCode is null");
856 }
857
858 jlong codeBlob = InstalledCode::address(installedCode);
859 if (codeBlob == 0L) {
860 return NULL;
861 }
862
863 CodeBlob* cb = (CodeBlob*) (address) codeBlob;
864 if (cb == NULL) {
865 return NULL;
866 }
867
868 // We don't want the stringStream buffer to resize during disassembly as it
869 // uses scoped resource memory. If a nested function called during disassembly uses
870 // a ResourceMark and the buffer expands within the scope of the mark,
871 // the buffer becomes garbage when that scope is exited. Experience shows that
872 // the disassembled code is typically about 10x the code size so a fixed buffer
873 // sized to 20x code size plus a fixed amount for header info should be sufficient.
874 int bufferSize = cb->code_size() * 20 + 1024;
875 char* buffer = NEW_RESOURCE_ARRAY(char, bufferSize);
876 stringStream st(buffer, bufferSize);
877 if (cb->is_nmethod()) {
878 nmethod* nm = (nmethod*) cb;
879 if (!nm->is_alive()) {
880 return NULL;
881 }
882 }
883 Disassembler::decode(cb, &st);
884 if (st.size() <= 0) {
885 return NULL;
886 }
887
888 Handle result = java_lang_String::create_from_platform_dependent_str(st.as_string(), CHECK_NULL);
889 return JNIHandles::make_local(THREAD, result());
890 C2V_END
891
892 C2V_VMENTRY(jobject, getStackTraceElement, (JNIEnv*, jobject, jobject jvmci_method, int bci))
893 ResourceMark rm;
894 HandleMark hm;
895
896 methodHandle method = CompilerToVM::asMethod(jvmci_method);
897 oop element = java_lang_StackTraceElement::create(method, bci, CHECK_NULL);
898 return JNIHandles::make_local(THREAD, element);
899 C2V_END
900
901 C2V_VMENTRY(jobject, executeInstalledCode, (JNIEnv*, jobject, jobject args, jobject hotspotInstalledCode))
902 ResourceMark rm;
903 HandleMark hm;
904
905 jlong nmethodValue = InstalledCode::address(hotspotInstalledCode);
906 if (nmethodValue == 0L) {
907 THROW_NULL(vmSymbols::jdk_vm_ci_code_InvalidInstalledCodeException());
908 }
909 nmethod* nm = (nmethod*) (address) nmethodValue;
910 methodHandle mh = nm->method();
911 Symbol* signature = mh->signature();
912 JavaCallArguments jca(mh->size_of_parameters());
913
914 JavaArgumentUnboxer jap(signature, &jca, (arrayOop) JNIHandles::resolve(args), mh->is_static());
915 JavaValue result(jap.get_ret_type());
916 jca.set_alternative_target(nm);
917 JavaCalls::call(&result, mh, &jca, CHECK_NULL);
918
919 if (jap.get_ret_type() == T_VOID) {
920 return NULL;
921 } else if (jap.get_ret_type() == T_OBJECT || jap.get_ret_type() == T_ARRAY) {
922 return JNIHandles::make_local(THREAD, (oop) result.get_jobject());
923 } else {
924 jvalue *value = (jvalue *) result.get_value_addr();
925 // Narrow the value down if required (Important on big endian machines)
926 switch (jap.get_ret_type()) {
927 case T_BOOLEAN:
928 value->z = (jboolean) value->i;
929 break;
930 case T_BYTE:
931 value->b = (jbyte) value->i;
932 break;
933 case T_CHAR:
934 value->c = (jchar) value->i;
935 break;
936 case T_SHORT:
937 value->s = (jshort) value->i;
938 break;
939 }
940 oop o = java_lang_boxing_object::create(jap.get_ret_type(), value, CHECK_NULL);
941 return JNIHandles::make_local(THREAD, o);
942 }
943 C2V_END
944
945 C2V_VMENTRY(jlongArray, getLineNumberTable, (JNIEnv *, jobject, jobject jvmci_method))
946 Method* method = CompilerToVM::asMethod(jvmci_method);
947 if (!method->has_linenumber_table()) {
948 return NULL;
949 }
950 u2 num_entries = 0;
951 CompressedLineNumberReadStream streamForSize(method->compressed_linenumber_table());
952 while (streamForSize.read_pair()) {
953 num_entries++;
954 }
955
956 CompressedLineNumberReadStream stream(method->compressed_linenumber_table());
957 typeArrayOop result = oopFactory::new_longArray(2 * num_entries, CHECK_NULL);
958
959 int i = 0;
960 jlong value;
961 while (stream.read_pair()) {
962 value = ((long) stream.bci());
963 result->long_at_put(i, value);
964 value = ((long) stream.line());
965 result->long_at_put(i + 1, value);
966 i += 2;
967 }
968
969 return (jlongArray) JNIHandles::make_local(THREAD, result);
970 C2V_END
971
972 C2V_VMENTRY(jlong, getLocalVariableTableStart, (JNIEnv *, jobject, jobject jvmci_method))
973 ResourceMark rm;
974 Method* method = CompilerToVM::asMethod(jvmci_method);
975 if (!method->has_localvariable_table()) {
976 return 0;
977 }
978 return (jlong) (address) method->localvariable_table_start();
979 C2V_END
980
981 C2V_VMENTRY(jint, getLocalVariableTableLength, (JNIEnv *, jobject, jobject jvmci_method))
982 ResourceMark rm;
983 Method* method = CompilerToVM::asMethod(jvmci_method);
984 return method->localvariable_table_length();
985 C2V_END
986
987 C2V_VMENTRY(void, reprofile, (JNIEnv*, jobject, jobject jvmci_method))
988 Method* method = CompilerToVM::asMethod(jvmci_method);
989 MethodCounters* mcs = method->method_counters();
990 if (mcs != NULL) {
991 mcs->clear_counters();
992 }
993 NOT_PRODUCT(method->set_compiled_invocation_count(0));
994
995 nmethod* code = method->code();
996 if (code != NULL) {
997 code->make_not_entrant();
998 }
999
1000 MethodData* method_data = method->method_data();
1001 if (method_data == NULL) {
1002 ClassLoaderData* loader_data = method->method_holder()->class_loader_data();
1003 method_data = MethodData::allocate(loader_data, method, CHECK);
1004 method->set_method_data(method_data);
1005 } else {
1006 method_data->initialize();
1007 }
1008 C2V_END
1009
1010
1011 C2V_VMENTRY(void, invalidateInstalledCode, (JNIEnv*, jobject, jobject installed_code))
1012 Handle installed_code_handle = JNIHandles::resolve(installed_code);
1013 nmethod::invalidate_installed_code(installed_code_handle, CHECK);
1014 C2V_END
1015
1016 C2V_VMENTRY(jobject, readUncompressedOop, (JNIEnv*, jobject, jlong addr))
1017 oop ret = oopDesc::load_decode_heap_oop((oop*)(address)addr);
1018 return JNIHandles::make_local(THREAD, ret);
1019 C2V_END
1020
1021 C2V_VMENTRY(jlongArray, collectCounters, (JNIEnv*, jobject))
1022 typeArrayOop arrayOop = oopFactory::new_longArray(JVMCICounterSize, CHECK_NULL);
1023 JavaThread::collect_counters(arrayOop);
1024 return (jlongArray) JNIHandles::make_local(THREAD, arrayOop);
1025 C2V_END
1026
1027 C2V_VMENTRY(int, allocateCompileId, (JNIEnv*, jobject, jobject jvmci_method, int entry_bci))
1028 HandleMark hm;
1029 ResourceMark rm;
1030 if (JNIHandles::resolve(jvmci_method) == NULL) {
1031 THROW_0(vmSymbols::java_lang_NullPointerException());
1032 }
1033 Method* method = CompilerToVM::asMethod(jvmci_method);
1034 if (entry_bci >= method->code_size() || entry_bci < -1) {
1035 THROW_MSG_0(vmSymbols::java_lang_IllegalArgumentException(), err_msg("Unexpected bci %d", entry_bci));
1036 }
1037 return CompileBroker::assign_compile_id_unlocked(THREAD, method, entry_bci);
1038 C2V_END
1039
1040
1041 C2V_VMENTRY(jboolean, isMature, (JNIEnv*, jobject, jlong metaspace_method_data))
1042 MethodData* mdo = CompilerToVM::asMethodData(metaspace_method_data);
1043 return mdo != NULL && mdo->is_mature();
1044 C2V_END
1045
1046 C2V_VMENTRY(jboolean, hasCompiledCodeForOSR, (JNIEnv*, jobject, jobject jvmci_method, int entry_bci, int comp_level))
1047 Method* method = CompilerToVM::asMethod(jvmci_method);
1048 return method->lookup_osr_nmethod_for(entry_bci, comp_level, true) != NULL;
1049 C2V_END
1050
1051 C2V_VMENTRY(jobject, getSymbol, (JNIEnv*, jobject, jlong symbol))
1052 Handle sym = java_lang_String::create_from_symbol((Symbol*)(address)symbol, CHECK_NULL);
1053 return JNIHandles::make_local(THREAD, sym());
1054 C2V_END
1055
1056 bool matches(jobjectArray methods, Method* method) {
1057 objArrayOop methods_oop = (objArrayOop) JNIHandles::resolve(methods);
1058
1059 for (int i = 0; i < methods_oop->length(); i++) {
1060 oop resolved = methods_oop->obj_at(i);
1061 if (resolved->is_a(HotSpotResolvedJavaMethodImpl::klass()) && CompilerToVM::asMethod(resolved) == method) {
1062 return true;
1063 }
1064 }
1065 return false;
1066 }
1067
1068 C2V_VMENTRY(jobject, getNextStackFrame, (JNIEnv*, jobject compilerToVM, jobject hs_frame, jobjectArray methods, jint initialSkip))
1069 ResourceMark rm;
1070
1071 if (!thread->has_last_Java_frame()) return NULL;
1072 Handle result = HotSpotStackFrameReference::klass()->allocate_instance(thread);
1073 HotSpotStackFrameReference::klass()->initialize(thread);
1074
1075 StackFrameStream fst(thread);
1076 if (hs_frame != NULL) {
1077 // look for the correct stack frame if one is given
1078 intptr_t* stack_pointer = (intptr_t*) HotSpotStackFrameReference::stackPointer(hs_frame);
1079 while (fst.current()->sp() != stack_pointer && !fst.is_done()) {
1080 fst.next();
1081 }
1082 if (fst.current()->sp() != stack_pointer) {
1083 THROW_MSG_NULL(vmSymbols::java_lang_IllegalStateException(), "stack frame not found")
1084 }
1085 }
1086
1087 int frame_number = 0;
1088 vframe* vf = vframe::new_vframe(fst.current(), fst.register_map(), thread);
1089 if (hs_frame != NULL) {
1090 // look for the correct vframe within the stack frame if one is given
1091 int last_frame_number = HotSpotStackFrameReference::frameNumber(hs_frame);
1092 while (frame_number < last_frame_number) {
1093 if (vf->is_top()) {
1094 THROW_MSG_NULL(vmSymbols::java_lang_IllegalStateException(), "invalid frame number")
1095 }
1096 vf = vf->sender();
1097 frame_number ++;
1098 }
1099 // move one frame forward
1100 if (vf->is_top()) {
1101 if (fst.is_done()) {
1102 return NULL;
1103 }
1104 fst.next();
1105 vf = vframe::new_vframe(fst.current(), fst.register_map(), thread);
1106 frame_number = 0;
1107 } else {
1108 vf = vf->sender();
1109 frame_number++;
1110 }
1111 }
1112
1113 while (true) {
1114 // look for the given method
1115 while (true) {
1116 StackValueCollection* locals = NULL;
1117 if (vf->is_compiled_frame()) {
1118 // compiled method frame
1119 compiledVFrame* cvf = compiledVFrame::cast(vf);
1120 if (methods == NULL || matches(methods, cvf->method())) {
1121 if (initialSkip > 0) {
1122 initialSkip --;
1123 } else {
1124 ScopeDesc* scope = cvf->scope();
1125 // native wrapper do not have a scope
1126 if (scope != NULL && scope->objects() != NULL) {
1127 bool realloc_failures = Deoptimization::realloc_objects(thread, fst.current(), scope->objects(), THREAD);
1128 Deoptimization::reassign_fields(fst.current(), fst.register_map(), scope->objects(), realloc_failures, false);
1129
1130 GrowableArray<ScopeValue*>* local_values = scope->locals();
1131 typeArrayHandle array = oopFactory::new_boolArray(local_values->length(), thread);
1132 for (int i = 0; i < local_values->length(); i++) {
1133 ScopeValue* value = local_values->at(i);
1134 if (value->is_object()) {
1135 array->bool_at_put(i, true);
1136 }
1137 }
1138 HotSpotStackFrameReference::set_localIsVirtual(result, array());
1139 } else {
1140 HotSpotStackFrameReference::set_localIsVirtual(result, NULL);
1141 }
1142
1143 locals = cvf->locals();
1144 HotSpotStackFrameReference::set_bci(result, cvf->bci());
1145 oop method = CompilerToVM::get_jvmci_method(cvf->method(), CHECK_NULL);
1146 HotSpotStackFrameReference::set_method(result, method);
1147 }
1148 }
1149 } else if (vf->is_interpreted_frame()) {
1150 // interpreted method frame
1151 interpretedVFrame* ivf = interpretedVFrame::cast(vf);
1152 if (methods == NULL || matches(methods, ivf->method())) {
1153 if (initialSkip > 0) {
1154 initialSkip --;
1155 } else {
1156 locals = ivf->locals();
1157 HotSpotStackFrameReference::set_bci(result, ivf->bci());
1158 oop method = CompilerToVM::get_jvmci_method(ivf->method(), CHECK_NULL);
1159 HotSpotStackFrameReference::set_method(result, method);
1160 HotSpotStackFrameReference::set_localIsVirtual(result, NULL);
1161 }
1162 }
1163 }
1164
1165 // locals != NULL means that we found a matching frame and result is already partially initialized
1166 if (locals != NULL) {
1167 HotSpotStackFrameReference::set_compilerToVM(result, JNIHandles::resolve(compilerToVM));
1168 HotSpotStackFrameReference::set_stackPointer(result, (jlong) fst.current()->sp());
1169 HotSpotStackFrameReference::set_frameNumber(result, frame_number);
1170
1171 // initialize the locals array
1172 objArrayHandle array = oopFactory::new_objectArray(locals->size(), thread);
1173 for (int i = 0; i < locals->size(); i++) {
1174 StackValue* var = locals->at(i);
1175 if (var->type() == T_OBJECT) {
1176 array->obj_at_put(i, locals->at(i)->get_obj()());
1177 }
1178 }
1179 HotSpotStackFrameReference::set_locals(result, array());
1180
1181 return JNIHandles::make_local(thread, result());
1182 }
1183
1184 if (vf->is_top()) {
1185 break;
1186 }
1187 frame_number++;
1188 vf = vf->sender();
1189 } // end of vframe loop
1190
1191 if (fst.is_done()) {
1192 break;
1193 }
1194 fst.next();
1195 vf = vframe::new_vframe(fst.current(), fst.register_map(), thread);
1196 frame_number = 0;
1197 } // end of frame loop
1198
1199 // the end was reached without finding a matching method
1200 return NULL;
1201 C2V_END
1202
1203 C2V_VMENTRY(void, resolveInvokeDynamicInPool, (JNIEnv*, jobject, jobject jvmci_constant_pool, jint index))
1204 constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool);
1205 CallInfo callInfo;
1206 LinkResolver::resolve_invoke(callInfo, Handle(), cp, index, Bytecodes::_invokedynamic, CHECK);
1207 ConstantPoolCacheEntry* cp_cache_entry = cp->invokedynamic_cp_cache_entry_at(index);
1208 cp_cache_entry->set_dynamic_call(cp, callInfo);
1209 C2V_END
1210
1211 C2V_VMENTRY(void, resolveInvokeHandleInPool, (JNIEnv*, jobject, jobject jvmci_constant_pool, jint index))
1212 constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool);
1213 CallInfo callInfo;
1214 LinkResolver::resolve_invoke(callInfo, Handle(), cp, index, Bytecodes::_invokehandle, CHECK);
1215 ConstantPoolCacheEntry* cp_cache_entry = cp_cache_entry = cp->cache()->entry_at(cp->decode_cpcache_index(index));
1216 cp_cache_entry->set_method_handle(cp, callInfo);
1217 C2V_END
1218
1219 C2V_VMENTRY(jboolean, shouldDebugNonSafepoints, (JNIEnv*, jobject))
1220 //see compute_recording_non_safepoints in debugInfroRec.cpp
1221 if (JvmtiExport::should_post_compiled_method_load() && FLAG_IS_DEFAULT(DebugNonSafepoints)) {
1222 return true;
1223 }
1224 return DebugNonSafepoints;
1225 C2V_END
1226
1227 // public native void materializeVirtualObjects(HotSpotStackFrameReference stackFrame, boolean invalidate);
1228 C2V_VMENTRY(void, materializeVirtualObjects, (JNIEnv*, jobject, jobject hs_frame, bool invalidate))
1229 ResourceMark rm;
1230
1231 if (hs_frame == NULL) {
1232 THROW_MSG(vmSymbols::java_lang_NullPointerException(), "stack frame is null")
1233 }
1234
1235 HotSpotStackFrameReference::klass()->initialize(thread);
1236
1237 // look for the given stack frame
1238 StackFrameStream fst(thread);
1239 intptr_t* stack_pointer = (intptr_t*) HotSpotStackFrameReference::stackPointer(hs_frame);
1240 while (fst.current()->sp() != stack_pointer && !fst.is_done()) {
1241 fst.next();
1242 }
1243 if (fst.current()->sp() != stack_pointer) {
1244 THROW_MSG(vmSymbols::java_lang_IllegalStateException(), "stack frame not found")
1245 }
1246
1247 if (invalidate) {
1248 if (!fst.current()->is_compiled_frame()) {
1249 THROW_MSG(vmSymbols::java_lang_IllegalStateException(), "compiled stack frame expected")
1250 }
1251 assert(fst.current()->cb()->is_nmethod(), "nmethod expected");
1252 ((nmethod*) fst.current()->cb())->make_not_entrant();
1253 }
1254 Deoptimization::deoptimize(thread, *fst.current(), fst.register_map(), Deoptimization::Reason_none);
1255 // look for the frame again as it has been updated by deopt (pc, deopt state...)
1256 StackFrameStream fstAfterDeopt(thread);
1257 while (fstAfterDeopt.current()->sp() != stack_pointer && !fstAfterDeopt.is_done()) {
1258 fstAfterDeopt.next();
1259 }
1260 if (fstAfterDeopt.current()->sp() != stack_pointer) {
1261 THROW_MSG(vmSymbols::java_lang_IllegalStateException(), "stack frame not found after deopt")
1262 }
1263
1264 vframe* vf = vframe::new_vframe(fstAfterDeopt.current(), fstAfterDeopt.register_map(), thread);
1265 if (!vf->is_compiled_frame()) {
1266 THROW_MSG(vmSymbols::java_lang_IllegalStateException(), "compiled stack frame expected")
1267 }
1268
1269 GrowableArray<compiledVFrame*>* virtualFrames = new GrowableArray<compiledVFrame*>(10);
1270 while (true) {
1271 assert(vf->is_compiled_frame(), "Wrong frame type");
1272 virtualFrames->push(compiledVFrame::cast(vf));
1273 if (vf->is_top()) {
1274 break;
1275 }
1276 vf = vf->sender();
1277 }
1278
1279 int last_frame_number = HotSpotStackFrameReference::frameNumber(hs_frame);
1280 if (last_frame_number >= virtualFrames->length()) {
1281 THROW_MSG(vmSymbols::java_lang_IllegalStateException(), "invalid frame number")
1282 }
1283
1284 // Reallocate the non-escaping objects and restore their fields.
1285 assert (virtualFrames->at(last_frame_number)->scope() != NULL,"invalid scope");
1286 GrowableArray<ScopeValue*>* objects = virtualFrames->at(last_frame_number)->scope()->objects();
1287
1288 if (objects == NULL) {
1289 // no objects to materialize
1290 return;
1291 }
1292
1293 bool realloc_failures = Deoptimization::realloc_objects(thread, fstAfterDeopt.current(), objects, THREAD);
1294 Deoptimization::reassign_fields(fstAfterDeopt.current(), fstAfterDeopt.register_map(), objects, realloc_failures, false);
1295
1296 for (int frame_index = 0; frame_index < virtualFrames->length(); frame_index++) {
1297 compiledVFrame* cvf = virtualFrames->at(frame_index);
1298
1299 GrowableArray<ScopeValue*>* scopeLocals = cvf->scope()->locals();
1300 StackValueCollection* locals = cvf->locals();
1301
1302 if (locals != NULL) {
1303 for (int i2 = 0; i2 < locals->size(); i2++) {
1304 StackValue* var = locals->at(i2);
1305 if (var->type() == T_OBJECT && scopeLocals->at(i2)->is_object()) {
1306 jvalue val;
1307 val.l = (jobject) locals->at(i2)->get_obj()();
1308 cvf->update_local(T_OBJECT, i2, val);
1309 }
1310 }
1311 }
1312 }
1313
1314 // all locals are materialized by now
1315 HotSpotStackFrameReference::set_localIsVirtual(hs_frame, NULL);
1316
1317 // update the locals array
1318 objArrayHandle array = HotSpotStackFrameReference::locals(hs_frame);
1319 StackValueCollection* locals = virtualFrames->at(last_frame_number)->locals();
1320 for (int i = 0; i < locals->size(); i++) {
1321 StackValue* var = locals->at(i);
1322 if (var->type() == T_OBJECT) {
1323 array->obj_at_put(i, locals->at(i)->get_obj()());
1324 }
1325 }
1326 C2V_END
1327
1328 C2V_VMENTRY(void, writeDebugOutput, (JNIEnv*, jobject, jbyteArray bytes, jint offset, jint length))
1329 if (bytes == NULL) {
1330 THROW(vmSymbols::java_lang_NullPointerException());
1331 }
1332 typeArrayOop array = (typeArrayOop) JNIHandles::resolve(bytes);
1333
1334 // Check if offset and length are non negative.
1335 if (offset < 0 || length < 0) {
1336 THROW(vmSymbols::java_lang_ArrayIndexOutOfBoundsException());
1337 }
1338 // Check if the range is valid.
1339 if ((((unsigned int) length + (unsigned int) offset) > (unsigned int) array->length())) {
1340 THROW(vmSymbols::java_lang_ArrayIndexOutOfBoundsException());
1341 }
1342 while (length > 0) {
1343 volatile jbyte* start = array->byte_at_addr(offset);
1344 tty->write((char*) start, MIN2(length, O_BUFLEN));
1345 length -= O_BUFLEN;
1346 offset += O_BUFLEN;
1347 }
1348 C2V_END
1349
1350 C2V_VMENTRY(void, flushDebugOutput, (JNIEnv*, jobject))
1351 tty->flush();
1352 C2V_END
1353
1354 C2V_VMENTRY(int, methodDataProfileDataSize, (JNIEnv*, jobject, jlong metaspace_method_data, jint position))
1355 ResourceMark rm;
1356 MethodData* mdo = CompilerToVM::asMethodData(metaspace_method_data);
1357 ProfileData* profile_data = mdo->data_at(position);
1358 if (mdo->is_valid(profile_data)) {
1359 return profile_data->size_in_bytes();
1360 }
1361 DataLayout* data = mdo->extra_data_base();
1362 DataLayout* end = mdo->extra_data_limit();
1363 for (;; data = mdo->next_extra(data)) {
1364 assert(data < end, "moved past end of extra data");
1365 profile_data = data->data_in();
1366 if (mdo->dp_to_di(profile_data->dp()) == position) {
1367 return profile_data->size_in_bytes();
1368 }
1369 }
1370 THROW_MSG_0(vmSymbols::java_lang_IllegalArgumentException(), err_msg("Invalid profile data position %d", position));
1371 C2V_END
1372
1373 C2V_VMENTRY(int, interpreterFrameSize, (JNIEnv*, jobject, jobject bytecode_frame_handle))
1374 if (bytecode_frame_handle == NULL) {
1375 THROW_0(vmSymbols::java_lang_NullPointerException());
1376 }
1377
1378 oop top_bytecode_frame = JNIHandles::resolve_non_null(bytecode_frame_handle);
1379 oop bytecode_frame = top_bytecode_frame;
1380 int size = 0;
1381 int callee_parameters = 0;
1382 int callee_locals = 0;
1383 Method* method = getMethodFromHotSpotMethod(BytecodePosition::method(bytecode_frame));
1384 int extra_args = method->max_stack() - BytecodeFrame::numStack(bytecode_frame);
1385
1386 while (bytecode_frame != NULL) {
1387 int locks = BytecodeFrame::numLocks(bytecode_frame);
1388 int temps = BytecodeFrame::numStack(bytecode_frame);
1389 bool is_top_frame = (bytecode_frame == top_bytecode_frame);
1390 Method* method = getMethodFromHotSpotMethod(BytecodePosition::method(bytecode_frame));
1391
1392 int frame_size = BytesPerWord * Interpreter::size_activation(method->max_stack(),
1393 temps + callee_parameters,
1394 extra_args,
1395 locks,
1396 callee_parameters,
1397 callee_locals,
1398 is_top_frame);
1399 size += frame_size;
1400
1401 callee_parameters = method->size_of_parameters();
1402 callee_locals = method->max_locals();
1403 extra_args = 0;
1404 bytecode_frame = BytecodePosition::caller(bytecode_frame);
1405 }
1406 return size + Deoptimization::last_frame_adjust(0, callee_locals) * BytesPerWord;
1407 C2V_END
1408
1409
1410 #define CC (char*) /*cast a literal from (const char*)*/
1411 #define FN_PTR(f) CAST_FROM_FN_PTR(void*, &(c2v_ ## f))
1412
1413 #define STRING "Ljava/lang/String;"
1414 #define OBJECT "Ljava/lang/Object;"
1415 #define CLASS "Ljava/lang/Class;"
1416 #define STACK_TRACE_ELEMENT "Ljava/lang/StackTraceElement;"
1417 #define INSTALLED_CODE "Ljdk/vm/ci/code/InstalledCode;"
1418 #define TARGET_DESCRIPTION "Ljdk/vm/ci/code/TargetDescription;"
1419 #define BYTECODE_FRAME "Ljdk/vm/ci/code/BytecodeFrame;"
1420 #define RESOLVED_METHOD "Ljdk/vm/ci/meta/ResolvedJavaMethod;"
1421 #define HS_RESOLVED_METHOD "Ljdk/vm/ci/hotspot/HotSpotResolvedJavaMethodImpl;"
1422 #define HS_RESOLVED_KLASS "Ljdk/vm/ci/hotspot/HotSpotResolvedObjectTypeImpl;"
1423 #define HS_CONSTANT_POOL "Ljdk/vm/ci/hotspot/HotSpotConstantPool;"
1424 #define HS_COMPILED_CODE "Ljdk/vm/ci/hotspot/HotSpotCompiledCode;"
1425 #define HS_CONFIG "Ljdk/vm/ci/hotspot/HotSpotVMConfig;"
1426 #define HS_METADATA "Ljdk/vm/ci/hotspot/HotSpotMetaData;"
1427 #define HS_STACK_FRAME_REF "Ljdk/vm/ci/hotspot/HotSpotStackFrameReference;"
1428 #define HS_SPECULATION_LOG "Ljdk/vm/ci/hotspot/HotSpotSpeculationLog;"
1429 #define METASPACE_METHOD_DATA "J"
1430
1431 JNINativeMethod CompilerToVM::methods[] = {
1432 {CC"getBytecode", CC"("HS_RESOLVED_METHOD")[B", FN_PTR(getBytecode)},
1433 {CC"getExceptionTableStart", CC"("HS_RESOLVED_METHOD")J", FN_PTR(getExceptionTableStart)},
1434 {CC"getExceptionTableLength", CC"("HS_RESOLVED_METHOD")I", FN_PTR(getExceptionTableLength)},
1435 {CC"findUniqueConcreteMethod", CC"("HS_RESOLVED_KLASS HS_RESOLVED_METHOD")"HS_RESOLVED_METHOD, FN_PTR(findUniqueConcreteMethod)},
1436 {CC"getImplementor", CC"("HS_RESOLVED_KLASS")"HS_RESOLVED_KLASS, FN_PTR(getImplementor)},
1437 {CC"getStackTraceElement", CC"("HS_RESOLVED_METHOD"I)"STACK_TRACE_ELEMENT, FN_PTR(getStackTraceElement)},
1438 {CC"methodIsIgnoredBySecurityStackWalk", CC"("HS_RESOLVED_METHOD")Z", FN_PTR(methodIsIgnoredBySecurityStackWalk)},
1439 {CC"doNotInlineOrCompile", CC"("HS_RESOLVED_METHOD")V", FN_PTR(doNotInlineOrCompile)},
1440 {CC"canInlineMethod", CC"("HS_RESOLVED_METHOD")Z", FN_PTR(canInlineMethod)},
1441 {CC"shouldInlineMethod", CC"("HS_RESOLVED_METHOD")Z", FN_PTR(shouldInlineMethod)},
1442 {CC"lookupType", CC"("STRING CLASS"Z)"HS_RESOLVED_KLASS, FN_PTR(lookupType)},
1443 {CC"lookupNameInPool", CC"("HS_CONSTANT_POOL"I)"STRING, FN_PTR(lookupNameInPool)},
1444 {CC"lookupNameAndTypeRefIndexInPool", CC"("HS_CONSTANT_POOL"I)I", FN_PTR(lookupNameAndTypeRefIndexInPool)},
1445 {CC"lookupSignatureInPool", CC"("HS_CONSTANT_POOL"I)"STRING, FN_PTR(lookupSignatureInPool)},
1446 {CC"lookupKlassRefIndexInPool", CC"("HS_CONSTANT_POOL"I)I", FN_PTR(lookupKlassRefIndexInPool)},
1447 {CC"lookupKlassInPool", CC"("HS_CONSTANT_POOL"I)Ljava/lang/Object;", FN_PTR(lookupKlassInPool)},
1448 {CC"lookupAppendixInPool", CC"("HS_CONSTANT_POOL"I)"OBJECT, FN_PTR(lookupAppendixInPool)},
1449 {CC"lookupMethodInPool", CC"("HS_CONSTANT_POOL"IB)"HS_RESOLVED_METHOD, FN_PTR(lookupMethodInPool)},
1450 {CC"constantPoolRemapInstructionOperandFromCache", CC"("HS_CONSTANT_POOL"I)I", FN_PTR(constantPoolRemapInstructionOperandFromCache)},
1451 {CC"resolveConstantInPool", CC"("HS_CONSTANT_POOL"I)"OBJECT, FN_PTR(resolveConstantInPool)},
1452 {CC"resolvePossiblyCachedConstantInPool", CC"("HS_CONSTANT_POOL"I)"OBJECT, FN_PTR(resolvePossiblyCachedConstantInPool)},
1453 {CC"resolveTypeInPool", CC"("HS_CONSTANT_POOL"I)"HS_RESOLVED_KLASS, FN_PTR(resolveTypeInPool)},
1454 {CC"resolveFieldInPool", CC"("HS_CONSTANT_POOL"IB[J)"HS_RESOLVED_KLASS, FN_PTR(resolveFieldInPool)},
1455 {CC"resolveInvokeDynamicInPool", CC"("HS_CONSTANT_POOL"I)V", FN_PTR(resolveInvokeDynamicInPool)},
1456 {CC"resolveInvokeHandleInPool", CC"("HS_CONSTANT_POOL"I)V", FN_PTR(resolveInvokeHandleInPool)},
1457 {CC"resolveMethod", CC"("HS_RESOLVED_KLASS HS_RESOLVED_METHOD HS_RESOLVED_KLASS")"HS_RESOLVED_METHOD, FN_PTR(resolveMethod)},
1458 {CC"getVtableIndexForInterfaceMethod", CC"("HS_RESOLVED_KLASS HS_RESOLVED_METHOD")I", FN_PTR(getVtableIndexForInterfaceMethod)},
1459 {CC"getClassInitializer", CC"("HS_RESOLVED_KLASS")"HS_RESOLVED_METHOD, FN_PTR(getClassInitializer)},
1460 {CC"hasFinalizableSubclass", CC"("HS_RESOLVED_KLASS")Z", FN_PTR(hasFinalizableSubclass)},
1461 {CC"getMaxCallTargetOffset", CC"(J)J", FN_PTR(getMaxCallTargetOffset)},
1462 {CC"getResolvedJavaMethodAtSlot", CC"("CLASS"I)"HS_RESOLVED_METHOD, FN_PTR(getResolvedJavaMethodAtSlot)},
1463 {CC"getResolvedJavaMethod", CC"(Ljava/lang/Object;J)"HS_RESOLVED_METHOD, FN_PTR(getResolvedJavaMethod)},
1464 {CC"getConstantPool", CC"(Ljava/lang/Object;J)"HS_CONSTANT_POOL, FN_PTR(getConstantPool)},
1465 {CC"getResolvedJavaType", CC"(Ljava/lang/Object;JZ)"HS_RESOLVED_KLASS, FN_PTR(getResolvedJavaType)},
1466 {CC"initializeConfiguration", CC"("HS_CONFIG")J", FN_PTR(initializeConfiguration)},
1467 {CC"installCode", CC"("TARGET_DESCRIPTION HS_COMPILED_CODE INSTALLED_CODE HS_SPECULATION_LOG")I", FN_PTR(installCode)},
1468 {CC"getMetadata", CC"("TARGET_DESCRIPTION HS_COMPILED_CODE HS_METADATA")I", FN_PTR(getMetadata)},
1469 {CC"resetCompilationStatistics", CC"()V", FN_PTR(resetCompilationStatistics)},
1470 {CC"disassembleCodeBlob", CC"("INSTALLED_CODE")"STRING, FN_PTR(disassembleCodeBlob)},
1471 {CC"executeInstalledCode", CC"(["OBJECT INSTALLED_CODE")"OBJECT, FN_PTR(executeInstalledCode)},
1472 {CC"getLineNumberTable", CC"("HS_RESOLVED_METHOD")[J", FN_PTR(getLineNumberTable)},
1473 {CC"getLocalVariableTableStart", CC"("HS_RESOLVED_METHOD")J", FN_PTR(getLocalVariableTableStart)},
1474 {CC"getLocalVariableTableLength", CC"("HS_RESOLVED_METHOD")I", FN_PTR(getLocalVariableTableLength)},
1475 {CC"reprofile", CC"("HS_RESOLVED_METHOD")V", FN_PTR(reprofile)},
1476 {CC"invalidateInstalledCode", CC"("INSTALLED_CODE")V", FN_PTR(invalidateInstalledCode)},
1477 {CC"readUncompressedOop", CC"(J)"OBJECT, FN_PTR(readUncompressedOop)},
1478 {CC"collectCounters", CC"()[J", FN_PTR(collectCounters)},
1479 {CC"allocateCompileId", CC"("HS_RESOLVED_METHOD"I)I", FN_PTR(allocateCompileId)},
1480 {CC"isMature", CC"("METASPACE_METHOD_DATA")Z", FN_PTR(isMature)},
1481 {CC"hasCompiledCodeForOSR", CC"("HS_RESOLVED_METHOD"II)Z", FN_PTR(hasCompiledCodeForOSR)},
1482 {CC"getSymbol", CC"(J)"STRING, FN_PTR(getSymbol)},
1483 {CC"getNextStackFrame", CC"("HS_STACK_FRAME_REF "["RESOLVED_METHOD"I)"HS_STACK_FRAME_REF, FN_PTR(getNextStackFrame)},
1484 {CC"materializeVirtualObjects", CC"("HS_STACK_FRAME_REF"Z)V", FN_PTR(materializeVirtualObjects)},
1485 {CC"shouldDebugNonSafepoints", CC"()Z", FN_PTR(shouldDebugNonSafepoints)},
1486 {CC"writeDebugOutput", CC"([BII)V", FN_PTR(writeDebugOutput)},
1487 {CC"flushDebugOutput", CC"()V", FN_PTR(flushDebugOutput)},
1488 {CC"methodDataProfileDataSize", CC"(JI)I", FN_PTR(methodDataProfileDataSize)},
1489 {CC"interpreterFrameSize", CC"("BYTECODE_FRAME")I", FN_PTR(interpreterFrameSize)},
1490 };
1491
1492 int CompilerToVM::methods_count() {
1493 return sizeof(methods) / sizeof(JNINativeMethod);
1494 }