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/vframe.hpp"
53 #include "runtime/vframe_hp.hpp"
54 #include "runtime/vmStructs.hpp"
55
56
57 // Entry to native method implementation that transitions current thread to '_thread_in_vm'.
58 #define C2V_VMENTRY(result_type, name, signature) \
59 JNIEXPORT result_type JNICALL c2v_ ## name signature { \
60 TRACE_jvmci_1("CompilerToVM::" #name); \
61 TRACE_CALL(result_type, jvmci_ ## name signature) \
62 JVMCI_VM_ENTRY_MARK; \
63
64 #define C2V_END }
65
66 oop CompilerToVM::get_jvmci_method(const methodHandle& method, TRAPS) {
67 if (method() != NULL) {
68 JavaValue result(T_OBJECT);
69 JavaCallArguments args;
70 args.push_long((jlong) (address) method());
71 JavaCalls::call_static(&result, SystemDictionary::HotSpotResolvedJavaMethodImpl_klass(), vmSymbols::fromMetaspace_name(), vmSymbols::method_fromMetaspace_signature(), &args, CHECK_NULL);
72
73 return (oop)result.get_jobject();
74 }
75 return NULL;
76 }
77
78 oop CompilerToVM::get_jvmci_type(KlassHandle klass, TRAPS) {
79 if (klass() != NULL) {
80 JavaValue result(T_OBJECT);
81 JavaCallArguments args;
82 args.push_oop(klass->java_mirror());
83 JavaCalls::call_static(&result, SystemDictionary::HotSpotResolvedObjectTypeImpl_klass(), vmSymbols::fromMetaspace_name(), vmSymbols::klass_fromMetaspace_signature(), &args, CHECK_NULL);
84
85 return (oop)result.get_jobject();
86 }
87 return NULL;
88 }
89
90 extern "C" {
91 extern VMStructEntry* jvmciHotSpotVMStructs;
92 extern uint64_t jvmciHotSpotVMStructEntryTypeNameOffset;
93 extern uint64_t jvmciHotSpotVMStructEntryFieldNameOffset;
94 extern uint64_t jvmciHotSpotVMStructEntryTypeStringOffset;
95 extern uint64_t jvmciHotSpotVMStructEntryIsStaticOffset;
96 extern uint64_t jvmciHotSpotVMStructEntryOffsetOffset;
97 extern uint64_t jvmciHotSpotVMStructEntryAddressOffset;
98 extern uint64_t jvmciHotSpotVMStructEntryArrayStride;
99
100 extern VMTypeEntry* jvmciHotSpotVMTypes;
101 extern uint64_t jvmciHotSpotVMTypeEntryTypeNameOffset;
102 extern uint64_t jvmciHotSpotVMTypeEntrySuperclassNameOffset;
103 extern uint64_t jvmciHotSpotVMTypeEntryIsOopTypeOffset;
104 extern uint64_t jvmciHotSpotVMTypeEntryIsIntegerTypeOffset;
105 extern uint64_t jvmciHotSpotVMTypeEntryIsUnsignedOffset;
106 extern uint64_t jvmciHotSpotVMTypeEntrySizeOffset;
107 extern uint64_t jvmciHotSpotVMTypeEntryArrayStride;
108
109 extern VMIntConstantEntry* jvmciHotSpotVMIntConstants;
110 extern uint64_t jvmciHotSpotVMIntConstantEntryNameOffset;
111 extern uint64_t jvmciHotSpotVMIntConstantEntryValueOffset;
112 extern uint64_t jvmciHotSpotVMIntConstantEntryArrayStride;
113
114 extern VMLongConstantEntry* jvmciHotSpotVMLongConstants;
115 extern uint64_t jvmciHotSpotVMLongConstantEntryNameOffset;
116 extern uint64_t jvmciHotSpotVMLongConstantEntryValueOffset;
117 extern uint64_t jvmciHotSpotVMLongConstantEntryArrayStride;
118
119 extern VMAddressEntry* jvmciHotSpotVMAddresses;
120 extern uint64_t jvmciHotSpotVMAddressEntryNameOffset;
121 extern uint64_t jvmciHotSpotVMAddressEntryValueOffset;
122 extern uint64_t jvmciHotSpotVMAddressEntryArrayStride;
123 }
124
125 int CompilerToVM::Data::Klass_vtable_start_offset;
126 int CompilerToVM::Data::Klass_vtable_length_offset;
127
128 int CompilerToVM::Data::Method_extra_stack_entries;
129
130 address CompilerToVM::Data::SharedRuntime_ic_miss_stub;
131 address CompilerToVM::Data::SharedRuntime_handle_wrong_method_stub;
132 address CompilerToVM::Data::SharedRuntime_deopt_blob_unpack;
133 address CompilerToVM::Data::SharedRuntime_deopt_blob_uncommon_trap;
134
135 size_t CompilerToVM::Data::ThreadLocalAllocBuffer_alignment_reserve;
136
137 CollectedHeap* CompilerToVM::Data::Universe_collectedHeap;
138 int CompilerToVM::Data::Universe_base_vtable_size;
139 address CompilerToVM::Data::Universe_narrow_oop_base;
140 int CompilerToVM::Data::Universe_narrow_oop_shift;
141 address CompilerToVM::Data::Universe_narrow_klass_base;
142 int CompilerToVM::Data::Universe_narrow_klass_shift;
143 void* CompilerToVM::Data::Universe_non_oop_bits;
144 uintptr_t CompilerToVM::Data::Universe_verify_oop_mask;
145 uintptr_t CompilerToVM::Data::Universe_verify_oop_bits;
146
147 bool CompilerToVM::Data::_supports_inline_contig_alloc;
148 HeapWord** CompilerToVM::Data::_heap_end_addr;
149 HeapWord** CompilerToVM::Data::_heap_top_addr;
150
151 jbyte* CompilerToVM::Data::cardtable_start_address;
152 int CompilerToVM::Data::cardtable_shift;
153
154 int CompilerToVM::Data::vm_page_size;
155
156 void CompilerToVM::Data::initialize() {
157 Klass_vtable_start_offset = in_bytes(Klass::vtable_start_offset());
158 Klass_vtable_length_offset = in_bytes(Klass::vtable_length_offset());
159
160 Method_extra_stack_entries = Method::extra_stack_entries();
161
162 SharedRuntime_ic_miss_stub = SharedRuntime::get_ic_miss_stub();
163 SharedRuntime_handle_wrong_method_stub = SharedRuntime::get_handle_wrong_method_stub();
164 SharedRuntime_deopt_blob_unpack = SharedRuntime::deopt_blob()->unpack();
165 SharedRuntime_deopt_blob_uncommon_trap = SharedRuntime::deopt_blob()->uncommon_trap();
166
167 ThreadLocalAllocBuffer_alignment_reserve = ThreadLocalAllocBuffer::alignment_reserve();
168
169 Universe_collectedHeap = Universe::heap();
170 Universe_base_vtable_size = Universe::base_vtable_size();
171 Universe_narrow_oop_base = Universe::narrow_oop_base();
172 Universe_narrow_oop_shift = Universe::narrow_oop_shift();
173 Universe_narrow_klass_base = Universe::narrow_klass_base();
174 Universe_narrow_klass_shift = Universe::narrow_klass_shift();
175 Universe_non_oop_bits = Universe::non_oop_word();
176 Universe_verify_oop_mask = Universe::verify_oop_mask();
177 Universe_verify_oop_bits = Universe::verify_oop_bits();
178
179 _supports_inline_contig_alloc = Universe::heap()->supports_inline_contig_alloc();
180 _heap_end_addr = _supports_inline_contig_alloc ? Universe::heap()->end_addr() : (HeapWord**) -1;
181 _heap_top_addr = _supports_inline_contig_alloc ? Universe::heap()->top_addr() : (HeapWord**) -1;
182
183 BarrierSet* bs = Universe::heap()->barrier_set();
184 switch (bs->kind()) {
185 case BarrierSet::CardTableModRef:
186 case BarrierSet::CardTableForRS:
187 case BarrierSet::CardTableExtension:
188 case BarrierSet::G1SATBCT:
189 case BarrierSet::G1SATBCTLogging: {
190 jbyte* base = barrier_set_cast<CardTableModRefBS>(bs)->byte_map_base;
191 assert(base != 0, "unexpected byte_map_base");
192 cardtable_start_address = base;
193 cardtable_shift = CardTableModRefBS::card_shift;
194 break;
195 }
196 case BarrierSet::ModRef:
197 cardtable_start_address = 0;
198 cardtable_shift = 0;
199 // No post barriers
200 break;
201 default:
202 ShouldNotReachHere();
203 break;
204 }
205
206 vm_page_size = os::vm_page_size();
207 }
208
209 /**
210 * We put all jvmciHotSpotVM values in an array so we can read them easily from Java.
211 */
212 static uintptr_t ciHotSpotVMData[28];
213
214 C2V_VMENTRY(jlong, initializeConfiguration, (JNIEnv *env, jobject))
215 ciHotSpotVMData[0] = (uintptr_t) jvmciHotSpotVMStructs;
216 ciHotSpotVMData[1] = jvmciHotSpotVMStructEntryTypeNameOffset;
217 ciHotSpotVMData[2] = jvmciHotSpotVMStructEntryFieldNameOffset;
218 ciHotSpotVMData[3] = jvmciHotSpotVMStructEntryTypeStringOffset;
219 ciHotSpotVMData[4] = jvmciHotSpotVMStructEntryIsStaticOffset;
220 ciHotSpotVMData[5] = jvmciHotSpotVMStructEntryOffsetOffset;
221 ciHotSpotVMData[6] = jvmciHotSpotVMStructEntryAddressOffset;
222 ciHotSpotVMData[7] = jvmciHotSpotVMStructEntryArrayStride;
223
224 ciHotSpotVMData[8] = (uintptr_t) jvmciHotSpotVMTypes;
225 ciHotSpotVMData[9] = jvmciHotSpotVMTypeEntryTypeNameOffset;
226 ciHotSpotVMData[10] = jvmciHotSpotVMTypeEntrySuperclassNameOffset;
227 ciHotSpotVMData[11] = jvmciHotSpotVMTypeEntryIsOopTypeOffset;
228 ciHotSpotVMData[12] = jvmciHotSpotVMTypeEntryIsIntegerTypeOffset;
229 ciHotSpotVMData[13] = jvmciHotSpotVMTypeEntryIsUnsignedOffset;
230 ciHotSpotVMData[14] = jvmciHotSpotVMTypeEntrySizeOffset;
231 ciHotSpotVMData[15] = jvmciHotSpotVMTypeEntryArrayStride;
232
233 ciHotSpotVMData[16] = (uintptr_t) jvmciHotSpotVMIntConstants;
234 ciHotSpotVMData[17] = jvmciHotSpotVMIntConstantEntryNameOffset;
235 ciHotSpotVMData[18] = jvmciHotSpotVMIntConstantEntryValueOffset;
236 ciHotSpotVMData[19] = jvmciHotSpotVMIntConstantEntryArrayStride;
237
238 ciHotSpotVMData[20] = (uintptr_t) jvmciHotSpotVMLongConstants;
239 ciHotSpotVMData[21] = jvmciHotSpotVMLongConstantEntryNameOffset;
240 ciHotSpotVMData[22] = jvmciHotSpotVMLongConstantEntryValueOffset;
241 ciHotSpotVMData[23] = jvmciHotSpotVMLongConstantEntryArrayStride;
242
243 ciHotSpotVMData[24] = (uintptr_t) jvmciHotSpotVMAddresses;
244 ciHotSpotVMData[25] = jvmciHotSpotVMAddressEntryNameOffset;
245 ciHotSpotVMData[26] = jvmciHotSpotVMAddressEntryValueOffset;
246 ciHotSpotVMData[27] = jvmciHotSpotVMAddressEntryArrayStride;
247
248 CompilerToVM::Data::initialize();
249
250 return (jlong) (address) &ciHotSpotVMData;
251 C2V_END
252
253 C2V_VMENTRY(jbyteArray, getBytecode, (JNIEnv *, jobject, jobject jvmci_method))
254 methodHandle method = CompilerToVM::asMethod(jvmci_method);
255 ResourceMark rm;
256
257 int code_size = method->code_size();
258 typeArrayOop reconstituted_code = oopFactory::new_byteArray(code_size, CHECK_NULL);
259
260 guarantee(method->method_holder()->is_rewritten(), "Method's holder should be rewritten");
261 // iterate over all bytecodes and replace non-Java bytecodes
262
263 for (BytecodeStream s(method); s.next() != Bytecodes::_illegal; ) {
264 Bytecodes::Code code = s.code();
265 Bytecodes::Code raw_code = s.raw_code();
266 int bci = s.bci();
267 int len = s.instruction_size();
268
269 // Restore original byte code.
270 reconstituted_code->byte_at_put(bci, (jbyte) (s.is_wide()? Bytecodes::_wide : code));
271 if (len > 1) {
272 memcpy(reconstituted_code->byte_at_addr(bci + 1), s.bcp()+1, len-1);
273 }
274
275 if (len > 1) {
276 // Restore the big-endian constant pool indexes.
277 // Cf. Rewriter::scan_method
278 switch (code) {
279 case Bytecodes::_getstatic:
280 case Bytecodes::_putstatic:
281 case Bytecodes::_getfield:
282 case Bytecodes::_putfield:
283 case Bytecodes::_invokevirtual:
284 case Bytecodes::_invokespecial:
285 case Bytecodes::_invokestatic:
286 case Bytecodes::_invokeinterface:
287 case Bytecodes::_invokehandle: {
288 int cp_index = Bytes::get_native_u2((address) reconstituted_code->byte_at_addr(bci + 1));
289 Bytes::put_Java_u2((address) reconstituted_code->byte_at_addr(bci + 1), (u2) cp_index);
290 break;
291 }
292
293 case Bytecodes::_invokedynamic:
294 int cp_index = Bytes::get_native_u4((address) reconstituted_code->byte_at_addr(bci + 1));
295 Bytes::put_Java_u4((address) reconstituted_code->byte_at_addr(bci + 1), (u4) cp_index);
296 break;
297 }
298
299 // Not all ldc byte code are rewritten.
300 switch (raw_code) {
301 case Bytecodes::_fast_aldc: {
302 int cpc_index = reconstituted_code->byte_at(bci + 1) & 0xff;
303 int cp_index = method->constants()->object_to_cp_index(cpc_index);
304 assert(cp_index < method->constants()->length(), "sanity check");
305 reconstituted_code->byte_at_put(bci + 1, (jbyte) cp_index);
306 break;
307 }
308
309 case Bytecodes::_fast_aldc_w: {
310 int cpc_index = Bytes::get_native_u2((address) reconstituted_code->byte_at_addr(bci + 1));
311 int cp_index = method->constants()->object_to_cp_index(cpc_index);
312 assert(cp_index < method->constants()->length(), "sanity check");
313 Bytes::put_Java_u2((address) reconstituted_code->byte_at_addr(bci + 1), (u2) cp_index);
314 break;
315 }
316 }
317 }
318 }
319
320 return (jbyteArray) JNIHandles::make_local(THREAD, reconstituted_code);
321 C2V_END
322
323 C2V_VMENTRY(jint, getExceptionTableLength, (JNIEnv *, jobject, jobject jvmci_method))
324 ResourceMark rm;
325 methodHandle method = CompilerToVM::asMethod(jvmci_method);
326 return method->exception_table_length();
327 C2V_END
328
329 C2V_VMENTRY(jlong, getExceptionTableStart, (JNIEnv *, jobject, jobject jvmci_method))
330 ResourceMark rm;
331 methodHandle method = CompilerToVM::asMethod(jvmci_method);
332 if (method->exception_table_length() == 0) {
333 return 0L;
334 }
335 return (jlong) (address) method->exception_table_start();
336 C2V_END
337
338 C2V_VMENTRY(jobject, getResolvedJavaMethodAtSlot, (JNIEnv *, jobject, jclass holder_handle, jint slot))
339 oop java_class = JNIHandles::resolve(holder_handle);
340 Klass* holder = java_lang_Class::as_Klass(java_class);
341 methodHandle method = InstanceKlass::cast(holder)->method_with_idnum(slot);
342 oop result = CompilerToVM::get_jvmci_method(method, CHECK_NULL);
343 return JNIHandles::make_local(THREAD, result);
344 }
345
346 C2V_VMENTRY(jobject, getResolvedJavaMethod, (JNIEnv *, jobject, jobject base, jlong offset))
347 methodHandle method;
348 oop base_object = JNIHandles::resolve(base);
349 if (base_object == NULL) {
350 method = *((Method**)(offset));
351 } else if (base_object->is_a(SystemDictionary::MemberName_klass())) {
352 method = (Method*) (intptr_t) base_object->long_field(offset);
353 } else if (base_object->is_a(SystemDictionary::HotSpotResolvedJavaMethodImpl_klass())) {
354 method = *((Method**)(HotSpotResolvedJavaMethodImpl::metaspaceMethod(base_object) + offset));
355 } else {
356 THROW_MSG_0(vmSymbols::java_lang_IllegalArgumentException(),
357 err_msg("Unexpected type: %s", base_object->klass()->external_name()));
358 }
359 assert (method.is_null() || method->is_method(), "invalid read");
360 oop result = CompilerToVM::get_jvmci_method(method, CHECK_NULL);
361 return JNIHandles::make_local(THREAD, result);
362 }
363
364 C2V_VMENTRY(jobject, getConstantPool, (JNIEnv *, jobject, jobject base, jlong offset))
365 constantPoolHandle cp;
366 oop base_object = JNIHandles::resolve(base);
367 jlong base_address = 0;
368 if (base_object != NULL) {
369 if (base_object->is_a(SystemDictionary::HotSpotResolvedJavaMethodImpl_klass())) {
370 base_address = HotSpotResolvedJavaMethodImpl::metaspaceMethod(base_object);
371 } else if (base_object->is_a(SystemDictionary::HotSpotConstantPool_klass())) {
372 base_address = HotSpotConstantPool::metaspaceConstantPool(base_object);
373 } else if (base_object->is_a(SystemDictionary::HotSpotResolvedObjectTypeImpl_klass())) {
374 base_address = (jlong) CompilerToVM::asKlass(base_object);
375 } else {
376 THROW_MSG_0(vmSymbols::java_lang_IllegalArgumentException(),
377 err_msg("Unexpected type: %s", base_object->klass()->external_name()));
378 }
379 }
380 cp = *((ConstantPool**) (intptr_t) (base_address + offset));
381 if (!cp.is_null()) {
382 JavaValue method_result(T_OBJECT);
383 JavaCallArguments args;
384 args.push_long((jlong) (address) cp());
385 JavaCalls::call_static(&method_result, SystemDictionary::HotSpotConstantPool_klass(), vmSymbols::fromMetaspace_name(), vmSymbols::constantPool_fromMetaspace_signature(), &args, CHECK_NULL);
386 return JNIHandles::make_local(THREAD, (oop)method_result.get_jobject());
387 }
388 return NULL;
389 }
390
391 C2V_VMENTRY(jobject, getResolvedJavaType, (JNIEnv *, jobject, jobject base, jlong offset, jboolean compressed))
392 KlassHandle klass;
393 oop base_object = JNIHandles::resolve(base);
394 jlong base_address = 0;
395 if (base_object != NULL && offset == oopDesc::klass_offset_in_bytes()) {
396 klass = base_object->klass();
397 } else if (!compressed) {
398 if (base_object != NULL) {
399 if (base_object->is_a(SystemDictionary::HotSpotResolvedJavaMethodImpl_klass())) {
400 base_address = HotSpotResolvedJavaMethodImpl::metaspaceMethod(base_object);
401 } else if (base_object->is_a(SystemDictionary::HotSpotConstantPool_klass())) {
402 base_address = HotSpotConstantPool::metaspaceConstantPool(base_object);
403 } else if (base_object->is_a(SystemDictionary::HotSpotResolvedObjectTypeImpl_klass())) {
404 base_address = (jlong) CompilerToVM::asKlass(base_object);
405 } else if (base_object->is_a(SystemDictionary::Class_klass())) {
406 base_address = (jlong) (address) base_object;
407 } else {
408 THROW_MSG_0(vmSymbols::java_lang_IllegalArgumentException(),
409 err_msg("Unexpected arguments: %s " JLONG_FORMAT " %s", base_object->klass()->external_name(), offset, compressed ? "true" : "false"));
410 }
411 }
412 klass = *((Klass**) (intptr_t) (base_address + offset));
413 } else {
414 THROW_MSG_0(vmSymbols::java_lang_IllegalArgumentException(),
415 err_msg("Unexpected arguments: %s " JLONG_FORMAT " %s", base_object->klass()->external_name(), offset, compressed ? "true" : "false"));
416 }
417 assert (klass.is_null() || klass->is_klass(), "invalid read");
418 oop result = CompilerToVM::get_jvmci_type(klass, CHECK_NULL);
419 return JNIHandles::make_local(THREAD, result);
420 }
421
422 C2V_VMENTRY(jobject, findUniqueConcreteMethod, (JNIEnv *, jobject, jobject jvmci_type, jobject jvmci_method))
423 ResourceMark rm;
424 methodHandle method = CompilerToVM::asMethod(jvmci_method);
425 KlassHandle holder = CompilerToVM::asKlass(jvmci_type);
426 if (holder->is_interface()) {
427 THROW_MSG_0(vmSymbols::java_lang_InternalError(), err_msg("Interface %s should be handled in Java code", holder->external_name()));
428 }
429
430 methodHandle ucm;
431 {
432 MutexLocker locker(Compile_lock);
433 ucm = Dependencies::find_unique_concrete_method(holder(), method());
434 }
435 oop result = CompilerToVM::get_jvmci_method(ucm, CHECK_NULL);
436 return JNIHandles::make_local(THREAD, result);
437 C2V_END
438
439 C2V_VMENTRY(jobject, getImplementor, (JNIEnv *, jobject, jobject jvmci_type))
440 InstanceKlass* klass = (InstanceKlass*) CompilerToVM::asKlass(jvmci_type);
441 oop implementor = CompilerToVM::get_jvmci_type(klass->implementor(), CHECK_NULL);
442 return JNIHandles::make_local(THREAD, implementor);
443 C2V_END
444
445 C2V_VMENTRY(jboolean, methodIsIgnoredBySecurityStackWalk,(JNIEnv *, jobject, jobject jvmci_method))
446 methodHandle method = CompilerToVM::asMethod(jvmci_method);
447 return method->is_ignored_by_security_stack_walk();
448 C2V_END
449
450 C2V_VMENTRY(jboolean, canInlineMethod,(JNIEnv *, jobject, jobject jvmci_method))
451 methodHandle method = CompilerToVM::asMethod(jvmci_method);
452 return !method->is_not_compilable() && !CompilerOracle::should_not_inline(method) && !method->dont_inline();
453 C2V_END
454
455 C2V_VMENTRY(jboolean, shouldInlineMethod,(JNIEnv *, jobject, jobject jvmci_method))
456 methodHandle method = CompilerToVM::asMethod(jvmci_method);
457 return CompilerOracle::should_inline(method) || method->force_inline();
458 C2V_END
459
460 C2V_VMENTRY(jobject, lookupType, (JNIEnv*, jobject, jstring jname, jclass accessing_class, jboolean resolve))
461 ResourceMark rm;
462 Handle name = JNIHandles::resolve(jname);
463 Symbol* class_name = java_lang_String::as_symbol(name, CHECK_0);
464 if (java_lang_String::length(name()) <= 1) {
465 THROW_MSG_0(vmSymbols::java_lang_InternalError(), err_msg("Primitive type %s should be handled in Java code", class_name->as_C_string()));
466 }
467
468 Klass* resolved_klass = NULL;
469 Handle class_loader;
470 Handle protection_domain;
471 if (JNIHandles::resolve(accessing_class) == NULL) {
472 THROW_0(vmSymbols::java_lang_NullPointerException());
473 }
474 Klass* accessing_klass = java_lang_Class::as_Klass(JNIHandles::resolve(accessing_class));
475 class_loader = accessing_klass->class_loader();
476 protection_domain = accessing_klass->protection_domain();
477
478 if (resolve) {
479 resolved_klass = SystemDictionary::resolve_or_null(class_name, class_loader, protection_domain, CHECK_0);
480 } else {
481 if (class_name->byte_at(0) == 'L' &&
482 class_name->byte_at(class_name->utf8_length()-1) == ';') {
483 // This is a name from a signature. Strip off the trimmings.
484 // Call recursive to keep scope of strippedsym.
485 TempNewSymbol strippedsym = SymbolTable::new_symbol(class_name->as_utf8()+1,
486 class_name->utf8_length()-2,
487 CHECK_0);
488 resolved_klass = SystemDictionary::find(strippedsym, class_loader, protection_domain, CHECK_0);
489 } else if (FieldType::is_array(class_name)) {
490 FieldArrayInfo fd;
491 // dimension and object_key in FieldArrayInfo are assigned as a side-effect
492 // of this call
493 BasicType t = FieldType::get_array_info(class_name, fd, CHECK_0);
494 if (t == T_OBJECT) {
495 TempNewSymbol strippedsym = SymbolTable::new_symbol(class_name->as_utf8()+1+fd.dimension(),
496 class_name->utf8_length()-2-fd.dimension(),
497 CHECK_0);
498 // naked oop "k" is OK here -- we assign back into it
499 resolved_klass = SystemDictionary::find(strippedsym,
500 class_loader,
501 protection_domain,
502 CHECK_0);
503 if (resolved_klass != NULL) {
504 resolved_klass = resolved_klass->array_klass(fd.dimension(), CHECK_0);
505 }
506 } else {
507 resolved_klass = Universe::typeArrayKlassObj(t);
508 resolved_klass = TypeArrayKlass::cast(resolved_klass)->array_klass(fd.dimension(), CHECK_0);
509 }
510 }
511 }
512 Handle result = CompilerToVM::get_jvmci_type(resolved_klass, CHECK_NULL);
513 return JNIHandles::make_local(THREAD, result());
514 C2V_END
515
516 C2V_VMENTRY(jobject, resolveConstantInPool, (JNIEnv*, jobject, jobject jvmci_constant_pool, jint index))
517 constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool);
518 oop result = cp->resolve_constant_at(index, CHECK_NULL);
519 return JNIHandles::make_local(THREAD, result);
520 C2V_END
521
522 C2V_VMENTRY(jobject, resolvePossiblyCachedConstantInPool, (JNIEnv*, jobject, jobject jvmci_constant_pool, jint index))
523 constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool);
524 oop result = cp->resolve_possibly_cached_constant_at(index, CHECK_NULL);
525 return JNIHandles::make_local(THREAD, result);
526 C2V_END
527
528 C2V_VMENTRY(jint, lookupNameAndTypeRefIndexInPool, (JNIEnv*, jobject, jobject jvmci_constant_pool, jint index))
529 constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool);
530 return cp->name_and_type_ref_index_at(index);
531 C2V_END
532
533 C2V_VMENTRY(jobject, lookupNameInPool, (JNIEnv*, jobject, jobject jvmci_constant_pool, jint which))
534 constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool);
535 Handle sym = java_lang_String::create_from_symbol(cp->name_ref_at(which), CHECK_NULL);
536 return JNIHandles::make_local(THREAD, sym());
537 C2V_END
538
539 C2V_VMENTRY(jobject, lookupSignatureInPool, (JNIEnv*, jobject, jobject jvmci_constant_pool, jint which))
540 constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool);
541 Handle sym = java_lang_String::create_from_symbol(cp->signature_ref_at(which), CHECK_NULL);
542 return JNIHandles::make_local(THREAD, sym());
543 C2V_END
544
545 C2V_VMENTRY(jint, lookupKlassRefIndexInPool, (JNIEnv*, jobject, jobject jvmci_constant_pool, jint index))
546 constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool);
547 return cp->klass_ref_index_at(index);
548 C2V_END
549
550 C2V_VMENTRY(jobject, resolveTypeInPool, (JNIEnv*, jobject, jobject jvmci_constant_pool, jint index))
551 constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool);
552 Klass* resolved_klass = cp->klass_at(index, CHECK_NULL);
553 Handle klass = CompilerToVM::get_jvmci_type(resolved_klass, CHECK_NULL);
554 return JNIHandles::make_local(THREAD, klass());
555 C2V_END
556
557 C2V_VMENTRY(jobject, lookupKlassInPool, (JNIEnv*, jobject, jobject jvmci_constant_pool, jint index, jbyte opcode))
558 constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool);
559 KlassHandle loading_klass(cp->pool_holder());
560 bool is_accessible = false;
561 KlassHandle klass = JVMCIEnv::get_klass_by_index(cp, index, is_accessible, loading_klass);
562 Symbol* symbol = NULL;
563 if (klass.is_null()) {
564 symbol = cp->klass_name_at(index);
565 }
566 Handle result;
567 if (!klass.is_null()) {
568 result = CompilerToVM::get_jvmci_type(klass, CHECK_NULL);
569 } else {
570 result = java_lang_String::create_from_symbol(symbol, CHECK_NULL);
571 }
572 return JNIHandles::make_local(THREAD, result());
573 C2V_END
574
575 C2V_VMENTRY(jobject, lookupAppendixInPool, (JNIEnv*, jobject, jobject jvmci_constant_pool, jint index))
576 constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool);
577 oop appendix_oop = ConstantPool::appendix_at_if_loaded(cp, index);
578 return JNIHandles::make_local(THREAD, appendix_oop);
579 C2V_END
580
581 C2V_VMENTRY(jobject, lookupMethodInPool, (JNIEnv*, jobject, jobject jvmci_constant_pool, jint index, jbyte opcode))
582 constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool);
583 instanceKlassHandle pool_holder(cp->pool_holder());
584 Bytecodes::Code bc = (Bytecodes::Code) (((int) opcode) & 0xFF);
585 methodHandle method = JVMCIEnv::get_method_by_index(cp, index, bc, pool_holder);
586 oop result = CompilerToVM::get_jvmci_method(method, CHECK_NULL);
587 return JNIHandles::make_local(THREAD, result);
588 C2V_END
589
590 C2V_VMENTRY(jint, constantPoolRemapInstructionOperandFromCache, (JNIEnv*, jobject, jobject jvmci_constant_pool, jint index))
591 constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool);
592 return cp->remap_instruction_operand_from_cache(index);
593 C2V_END
594
595 C2V_VMENTRY(jobject, resolveFieldInPool, (JNIEnv*, jobject, jobject jvmci_constant_pool, jint index, jbyte opcode, jlongArray info_handle))
596 ResourceMark rm;
597 constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool);
598 Bytecodes::Code code = (Bytecodes::Code)(((int) opcode) & 0xFF);
599 fieldDescriptor fd;
600 LinkInfo link_info(cp, index, CHECK_0);
601 LinkResolver::resolve_field(fd, link_info, Bytecodes::java_code(code), false, CHECK_0);
602 typeArrayOop info = (typeArrayOop) JNIHandles::resolve(info_handle);
603 assert(info != NULL && info->length() == 2, "must be");
604 info->long_at_put(0, (jlong) fd.access_flags().as_int());
605 info->long_at_put(1, (jlong) fd.offset());
606 oop field_holder = CompilerToVM::get_jvmci_type(fd.field_holder(), CHECK_NULL);
607 return JNIHandles::make_local(THREAD, field_holder);
608 C2V_END
609
610 C2V_VMENTRY(jint, getVtableIndexForInterfaceMethod, (JNIEnv *, jobject, jobject jvmci_type, jobject jvmci_method))
611 ResourceMark rm;
612 Klass* klass = CompilerToVM::asKlass(jvmci_type);
613 Method* method = CompilerToVM::asMethod(jvmci_method);
614 if (klass->is_interface()) {
615 THROW_MSG_0(vmSymbols::java_lang_InternalError(), err_msg("Interface %s should be handled in Java code", klass->external_name()));
616 }
617 if (!method->method_holder()->is_interface()) {
618 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()));
619 }
620 if (!InstanceKlass::cast(klass)->is_linked()) {
621 THROW_MSG_0(vmSymbols::java_lang_InternalError(), err_msg("Class %s must be linked", klass->external_name()));
622 }
623 return LinkResolver::vtable_index_of_interface_method(klass, method);
624 C2V_END
625
626 C2V_VMENTRY(jobject, resolveMethod, (JNIEnv *, jobject, jobject receiver_jvmci_type, jobject jvmci_method, jobject caller_jvmci_type))
627 Klass* recv_klass = CompilerToVM::asKlass(receiver_jvmci_type);
628 Klass* caller_klass = CompilerToVM::asKlass(caller_jvmci_type);
629 Method* method = CompilerToVM::asMethod(jvmci_method);
630
631 if (recv_klass->is_array_klass() || (InstanceKlass::cast(recv_klass)->is_linked())) {
632 Klass* holder_klass = method->method_holder();
633 Symbol* method_name = method->name();
634 Symbol* method_signature = method->signature();
635
636 if (holder_klass->is_interface()) {
637 // do link-time resolution to check all access rules.
638 LinkInfo link_info(holder_klass, method_name, method_signature, caller_klass, true);
639 methodHandle resolved_method = LinkResolver::linktime_resolve_interface_method_or_null(link_info);
640 if (resolved_method.is_null() || resolved_method->is_private()) {
641 return NULL;
642 }
643 assert(recv_klass->is_subtype_of(holder_klass), "");
644 // do actual lookup
645 methodHandle sel_method = LinkResolver::lookup_instance_method_in_klasses(recv_klass, resolved_method->name(), resolved_method->signature(), CHECK_AND_CLEAR_0);
646 oop result = CompilerToVM::get_jvmci_method(sel_method, CHECK_NULL);
647 return JNIHandles::make_local(THREAD, result);
648 } else {
649 // do link-time resolution to check all access rules.
650 LinkInfo link_info(holder_klass, method_name, method_signature, caller_klass, true);
651 methodHandle resolved_method = LinkResolver::linktime_resolve_virtual_method_or_null(link_info);
652 if (resolved_method.is_null()) {
653 return NULL;
654 }
655 // do actual lookup (see LinkResolver::runtime_resolve_virtual_method)
656 int vtable_index = Method::invalid_vtable_index;
657 Method* selected_method;
658
659 if (resolved_method->method_holder()->is_interface()) { // miranda method
660 vtable_index = LinkResolver::vtable_index_of_interface_method(holder_klass, resolved_method);
661 assert(vtable_index >= 0 , "we should have valid vtable index at this point");
662
663 selected_method = recv_klass->method_at_vtable(vtable_index);
664 } else {
665 // at this point we are sure that resolved_method is virtual and not
666 // a miranda method; therefore, it must have a valid vtable index.
667 assert(!resolved_method->has_itable_index(), "");
668 vtable_index = resolved_method->vtable_index();
669 // We could get a negative vtable_index for final methods,
670 // because as an optimization they are they are never put in the vtable,
671 // unless they override an existing method.
672 // If we do get a negative, it means the resolved method is the the selected
673 // method, and it can never be changed by an override.
674 if (vtable_index == Method::nonvirtual_vtable_index) {
675 assert(resolved_method->can_be_statically_bound(), "cannot override this method");
676 selected_method = resolved_method();
677 } else {
678 selected_method = recv_klass->method_at_vtable(vtable_index);
679 }
680 }
681 oop result = CompilerToVM::get_jvmci_method(selected_method, CHECK_NULL);
682 return JNIHandles::make_local(THREAD, result);
683 }
684 }
685 return NULL;
686 C2V_END
687
688 C2V_VMENTRY(jboolean, hasFinalizableSubclass,(JNIEnv *, jobject, jobject jvmci_type))
689 Klass* klass = CompilerToVM::asKlass(jvmci_type);
690 assert(klass != NULL, "method must not be called for primitive types");
691 return Dependencies::find_finalizable_subclass(klass) != NULL;
692 C2V_END
693
694 C2V_VMENTRY(jobject, getClassInitializer, (JNIEnv *, jobject, jobject jvmci_type))
695 InstanceKlass* klass = (InstanceKlass*) CompilerToVM::asKlass(jvmci_type);
696 oop result = CompilerToVM::get_jvmci_method(klass->class_initializer(), CHECK_NULL);
697 return JNIHandles::make_local(THREAD, result);
698 C2V_END
699
700 C2V_VMENTRY(jlong, getMaxCallTargetOffset, (JNIEnv*, jobject, jlong addr))
701 address target_addr = (address) addr;
702 if (target_addr != 0x0) {
703 int64_t off_low = (int64_t)target_addr - ((int64_t)CodeCache::low_bound() + sizeof(int));
704 int64_t off_high = (int64_t)target_addr - ((int64_t)CodeCache::high_bound() + sizeof(int));
705 return MAX2(ABS(off_low), ABS(off_high));
706 }
707 return -1;
708 C2V_END
709
710 C2V_VMENTRY(void, doNotInlineOrCompile,(JNIEnv *, jobject, jobject jvmci_method))
711 methodHandle method = CompilerToVM::asMethod(jvmci_method);
712 method->set_not_c1_compilable();
713 method->set_not_c2_compilable();
714 method->set_dont_inline(true);
715 C2V_END
716
717 C2V_VMENTRY(jint, installCode, (JNIEnv *jniEnv, jobject, jobject target, jobject compiled_code, jobject installed_code, jobject speculation_log))
718 ResourceMark rm;
719 HandleMark hm;
720 Handle target_handle = JNIHandles::resolve(target);
721 Handle compiled_code_handle = JNIHandles::resolve(compiled_code);
722 CodeBlob* cb = NULL;
723 Handle installed_code_handle = JNIHandles::resolve(installed_code);
724 Handle speculation_log_handle = JNIHandles::resolve(speculation_log);
725
726 JVMCICompiler* compiler = JVMCICompiler::instance(CHECK_JNI_ERR);
727
728 TraceTime install_time("installCode", JVMCICompiler::codeInstallTimer());
729 CodeInstaller installer;
730 JVMCIEnv::CodeInstallResult result = installer.install(compiler, target_handle, compiled_code_handle, cb, installed_code_handle, speculation_log_handle, CHECK_0);
731
732 if (PrintCodeCacheOnCompilation) {
733 stringStream s;
734 // Dump code cache into a buffer before locking the tty,
735 {
736 MutexLockerEx mu(CodeCache_lock, Mutex::_no_safepoint_check_flag);
737 CodeCache::print_summary(&s, false);
738 }
739 ttyLocker ttyl;
740 tty->print_raw_cr(s.as_string());
741 }
742
743 if (result != JVMCIEnv::ok) {
744 assert(cb == NULL, "should be");
745 } else {
746 if (!installed_code_handle.is_null()) {
747 assert(installed_code_handle->is_a(InstalledCode::klass()), "wrong type");
748 nmethod::invalidate_installed_code(installed_code_handle, CHECK_0);
749 {
750 // Ensure that all updates to the InstalledCode fields are consistent.
751 MutexLockerEx pl(Patching_lock, Mutex::_no_safepoint_check_flag);
752 InstalledCode::set_address(installed_code_handle, (jlong) cb);
753 InstalledCode::set_version(installed_code_handle, InstalledCode::version(installed_code_handle) + 1);
754 if (cb->is_nmethod()) {
755 InstalledCode::set_entryPoint(installed_code_handle, (jlong) cb->as_nmethod_or_null()->verified_entry_point());
756 } else {
757 InstalledCode::set_entryPoint(installed_code_handle, (jlong) cb->code_begin());
758 }
759 if (installed_code_handle->is_a(HotSpotInstalledCode::klass())) {
760 HotSpotInstalledCode::set_size(installed_code_handle, cb->size());
761 HotSpotInstalledCode::set_codeStart(installed_code_handle, (jlong) cb->code_begin());
762 HotSpotInstalledCode::set_codeSize(installed_code_handle, cb->code_size());
763 }
764 }
765 nmethod* nm = cb->as_nmethod_or_null();
766 if (nm != NULL && installed_code_handle->is_scavengable()) {
767 assert(nm->detect_scavenge_root_oops(), "nm should be scavengable if installed_code is scavengable");
768 if (!UseG1GC) {
769 assert(nm->on_scavenge_root_list(), "nm should be on scavengable list");
770 }
771 }
772 }
773 }
774 return result;
775 C2V_END
776
777 C2V_VMENTRY(jint, getMetadata, (JNIEnv *jniEnv, jobject, jobject target, jobject compiled_code, jobject metadata))
778 ResourceMark rm;
779 HandleMark hm;
780
781 Handle target_handle = JNIHandles::resolve(target);
782 Handle compiled_code_handle = JNIHandles::resolve(compiled_code);
783 Handle metadata_handle = JNIHandles::resolve(metadata);
784
785 HotSpotOopMap::klass()->initialize(thread);
786
787 CodeMetadata code_metadata;
788 CodeBlob *cb = NULL;
789 CodeInstaller installer;
790
791 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);
792 if (result != JVMCIEnv::ok) {
793 return result;
794 }
795
796 if (code_metadata.get_nr_pc_desc() > 0) {
797 typeArrayHandle pcArrayOop = oopFactory::new_byteArray(sizeof(PcDesc) * code_metadata.get_nr_pc_desc(), CHECK_(JVMCIEnv::cache_full));
798 memcpy(pcArrayOop->byte_at_addr(0), code_metadata.get_pc_desc(), sizeof(PcDesc) * code_metadata.get_nr_pc_desc());
799 HotSpotMetaData::set_pcDescBytes(metadata_handle, pcArrayOop());
800 }
801
802 if (code_metadata.get_scopes_size() > 0) {
803 typeArrayHandle scopesArrayOop = oopFactory::new_byteArray(code_metadata.get_scopes_size(), CHECK_(JVMCIEnv::cache_full));
804 memcpy(scopesArrayOop->byte_at_addr(0), code_metadata.get_scopes_desc(), code_metadata.get_scopes_size());
805 HotSpotMetaData::set_scopesDescBytes(metadata_handle, scopesArrayOop());
806 }
807
808 RelocBuffer* reloc_buffer = code_metadata.get_reloc_buffer();
809 typeArrayHandle relocArrayOop = oopFactory::new_byteArray((int) reloc_buffer->size(), CHECK_(JVMCIEnv::cache_full));
810 if (reloc_buffer->size() > 0) {
811 memcpy(relocArrayOop->byte_at_addr(0), reloc_buffer->begin(), reloc_buffer->size());
812 }
813 HotSpotMetaData::set_relocBytes(metadata_handle, relocArrayOop());
814
815 const OopMapSet* oopMapSet = installer.oopMapSet();
816 {
817 ResourceMark mark;
818 ImmutableOopMapBuilder builder(oopMapSet);
819 int oopmap_size = builder.heap_size();
820 typeArrayHandle oopMapArrayHandle = oopFactory::new_byteArray(oopmap_size, CHECK_(JVMCIEnv::cache_full));
821 builder.generate_into((address) oopMapArrayHandle->byte_at_addr(0));
822 HotSpotMetaData::set_oopMaps(metadata_handle, oopMapArrayHandle());
823 }
824
825 HotSpotMetaData::set_metadata(metadata_handle, NULL);
826
827 ExceptionHandlerTable* handler = code_metadata.get_exception_table();
828 int table_size = handler->size_in_bytes();
829 typeArrayHandle exceptionArrayOop = oopFactory::new_byteArray(table_size, CHECK_(JVMCIEnv::cache_full));
830
831 if (table_size > 0) {
832 handler->copy_bytes_to((address) exceptionArrayOop->byte_at_addr(0));
833 }
834 HotSpotMetaData::set_exceptionBytes(metadata_handle, exceptionArrayOop());
835
836 return result;
837 C2V_END
838
839 C2V_VMENTRY(void, resetCompilationStatistics, (JNIEnv *jniEnv, jobject))
840 JVMCICompiler* compiler = JVMCICompiler::instance(CHECK);
841 CompilerStatistics* stats = compiler->stats();
842 stats->_standard.reset();
843 stats->_osr.reset();
844 C2V_END
845
846 C2V_VMENTRY(jobject, disassembleCodeBlob, (JNIEnv *jniEnv, jobject, jobject installedCode))
847 ResourceMark rm;
848 HandleMark hm;
849
850 if (installedCode == NULL) {
851 THROW_MSG_NULL(vmSymbols::java_lang_NullPointerException(), "installedCode is null");
852 }
853
854 jlong codeBlob = InstalledCode::address(installedCode);
855 if (codeBlob == 0L) {
856 return NULL;
857 }
858
859 CodeBlob* cb = (CodeBlob*) (address) codeBlob;
860 if (cb == NULL) {
861 return NULL;
862 }
863
864 // We don't want the stringStream buffer to resize during disassembly as it
865 // uses scoped resource memory. If a nested function called during disassembly uses
866 // a ResourceMark and the buffer expands within the scope of the mark,
867 // the buffer becomes garbage when that scope is exited. Experience shows that
868 // the disassembled code is typically about 10x the code size so a fixed buffer
869 // sized to 20x code size plus a fixed amount for header info should be sufficient.
870 int bufferSize = cb->code_size() * 20 + 1024;
871 char* buffer = NEW_RESOURCE_ARRAY(char, bufferSize);
872 stringStream st(buffer, bufferSize);
873 if (cb->is_nmethod()) {
874 nmethod* nm = (nmethod*) cb;
875 if (!nm->is_alive()) {
876 return NULL;
877 }
878 }
879 Disassembler::decode(cb, &st);
880 if (st.size() <= 0) {
881 return NULL;
882 }
883
884 Handle result = java_lang_String::create_from_platform_dependent_str(st.as_string(), CHECK_NULL);
885 return JNIHandles::make_local(THREAD, result());
886 C2V_END
887
888 C2V_VMENTRY(jobject, getStackTraceElement, (JNIEnv*, jobject, jobject jvmci_method, int bci))
889 ResourceMark rm;
890 HandleMark hm;
891
892 methodHandle method = CompilerToVM::asMethod(jvmci_method);
893 oop element = java_lang_StackTraceElement::create(method, bci, CHECK_NULL);
894 return JNIHandles::make_local(THREAD, element);
895 C2V_END
896
897 C2V_VMENTRY(jobject, executeInstalledCode, (JNIEnv*, jobject, jobject args, jobject hotspotInstalledCode))
898 ResourceMark rm;
899 HandleMark hm;
900
901 jlong nmethodValue = InstalledCode::address(hotspotInstalledCode);
902 if (nmethodValue == 0L) {
903 THROW_NULL(vmSymbols::jdk_vm_ci_code_InvalidInstalledCodeException());
904 }
905 nmethod* nm = (nmethod*) (address) nmethodValue;
906 methodHandle mh = nm->method();
907 Symbol* signature = mh->signature();
908 JavaCallArguments jca(mh->size_of_parameters());
909
910 JavaArgumentUnboxer jap(signature, &jca, (arrayOop) JNIHandles::resolve(args), mh->is_static());
911 JavaValue result(jap.get_ret_type());
912 jca.set_alternative_target(nm);
913 JavaCalls::call(&result, mh, &jca, CHECK_NULL);
914
915 if (jap.get_ret_type() == T_VOID) {
916 return NULL;
917 } else if (jap.get_ret_type() == T_OBJECT || jap.get_ret_type() == T_ARRAY) {
918 return JNIHandles::make_local(THREAD, (oop) result.get_jobject());
919 } else {
920 jvalue *value = (jvalue *) result.get_value_addr();
921 // Narrow the value down if required (Important on big endian machines)
922 switch (jap.get_ret_type()) {
923 case T_BOOLEAN:
924 value->z = (jboolean) value->i;
925 break;
926 case T_BYTE:
927 value->b = (jbyte) value->i;
928 break;
929 case T_CHAR:
930 value->c = (jchar) value->i;
931 break;
932 case T_SHORT:
933 value->s = (jshort) value->i;
934 break;
935 }
936 oop o = java_lang_boxing_object::create(jap.get_ret_type(), value, CHECK_NULL);
937 return JNIHandles::make_local(THREAD, o);
938 }
939 C2V_END
940
941 C2V_VMENTRY(jlongArray, getLineNumberTable, (JNIEnv *, jobject, jobject jvmci_method))
942 Method* method = CompilerToVM::asMethod(jvmci_method);
943 if (!method->has_linenumber_table()) {
944 return NULL;
945 }
946 u2 num_entries = 0;
947 CompressedLineNumberReadStream streamForSize(method->compressed_linenumber_table());
948 while (streamForSize.read_pair()) {
949 num_entries++;
950 }
951
952 CompressedLineNumberReadStream stream(method->compressed_linenumber_table());
953 typeArrayOop result = oopFactory::new_longArray(2 * num_entries, CHECK_NULL);
954
955 int i = 0;
956 jlong value;
957 while (stream.read_pair()) {
958 value = ((long) stream.bci());
959 result->long_at_put(i, value);
960 value = ((long) stream.line());
961 result->long_at_put(i + 1, value);
962 i += 2;
963 }
964
965 return (jlongArray) JNIHandles::make_local(THREAD, result);
966 C2V_END
967
968 C2V_VMENTRY(jlong, getLocalVariableTableStart, (JNIEnv *, jobject, jobject jvmci_method))
969 ResourceMark rm;
970 Method* method = CompilerToVM::asMethod(jvmci_method);
971 if (!method->has_localvariable_table()) {
972 return 0;
973 }
974 return (jlong) (address) method->localvariable_table_start();
975 C2V_END
976
977 C2V_VMENTRY(jint, getLocalVariableTableLength, (JNIEnv *, jobject, jobject jvmci_method))
978 ResourceMark rm;
979 Method* method = CompilerToVM::asMethod(jvmci_method);
980 return method->localvariable_table_length();
981 C2V_END
982
983 C2V_VMENTRY(void, reprofile, (JNIEnv*, jobject, jobject jvmci_method))
984 Method* method = CompilerToVM::asMethod(jvmci_method);
985 MethodCounters* mcs = method->method_counters();
986 if (mcs != NULL) {
987 mcs->clear_counters();
988 }
989 NOT_PRODUCT(method->set_compiled_invocation_count(0));
990
991 nmethod* code = method->code();
992 if (code != NULL) {
993 code->make_not_entrant();
994 }
995
996 MethodData* method_data = method->method_data();
997 if (method_data == NULL) {
998 ClassLoaderData* loader_data = method->method_holder()->class_loader_data();
999 method_data = MethodData::allocate(loader_data, method, CHECK);
1000 method->set_method_data(method_data);
1001 } else {
1002 method_data->initialize();
1003 }
1004 C2V_END
1005
1006
1007 C2V_VMENTRY(void, invalidateInstalledCode, (JNIEnv*, jobject, jobject installed_code))
1008 Handle installed_code_handle = JNIHandles::resolve(installed_code);
1009 nmethod::invalidate_installed_code(installed_code_handle, CHECK);
1010 C2V_END
1011
1012 C2V_VMENTRY(jobject, readUncompressedOop, (JNIEnv*, jobject, jlong addr))
1013 oop ret = oopDesc::load_decode_heap_oop((oop*)(address)addr);
1014 return JNIHandles::make_local(THREAD, ret);
1015 C2V_END
1016
1017 C2V_VMENTRY(jlongArray, collectCounters, (JNIEnv*, jobject))
1018 typeArrayOop arrayOop = oopFactory::new_longArray(JVMCICounterSize, CHECK_NULL);
1019 JavaThread::collect_counters(arrayOop);
1020 return (jlongArray) JNIHandles::make_local(THREAD, arrayOop);
1021 C2V_END
1022
1023 C2V_VMENTRY(int, allocateCompileId, (JNIEnv*, jobject, jobject jvmci_method, int entry_bci))
1024 HandleMark hm;
1025 ResourceMark rm;
1026 if (JNIHandles::resolve(jvmci_method) == NULL) {
1027 THROW_0(vmSymbols::java_lang_NullPointerException());
1028 }
1029 Method* method = CompilerToVM::asMethod(jvmci_method);
1030 if (entry_bci >= method->code_size() || entry_bci < -1) {
1031 THROW_MSG_0(vmSymbols::java_lang_IllegalArgumentException(), err_msg("Unexpected bci %d", entry_bci));
1032 }
1033 return CompileBroker::assign_compile_id_unlocked(THREAD, method, entry_bci);
1034 C2V_END
1035
1036
1037 C2V_VMENTRY(jboolean, isMature, (JNIEnv*, jobject, jlong metaspace_method_data))
1038 MethodData* mdo = CompilerToVM::asMethodData(metaspace_method_data);
1039 return mdo != NULL && mdo->is_mature();
1040 C2V_END
1041
1042 C2V_VMENTRY(jboolean, hasCompiledCodeForOSR, (JNIEnv*, jobject, jobject jvmci_method, int entry_bci, int comp_level))
1043 Method* method = CompilerToVM::asMethod(jvmci_method);
1044 return method->lookup_osr_nmethod_for(entry_bci, comp_level, true) != NULL;
1045 C2V_END
1046
1047 C2V_VMENTRY(jobject, getSymbol, (JNIEnv*, jobject, jlong symbol))
1048 Handle sym = java_lang_String::create_from_symbol((Symbol*)(address)symbol, CHECK_NULL);
1049 return JNIHandles::make_local(THREAD, sym());
1050 C2V_END
1051
1052 bool matches(jobjectArray methods, Method* method) {
1053 objArrayOop methods_oop = (objArrayOop) JNIHandles::resolve(methods);
1054
1055 for (int i = 0; i < methods_oop->length(); i++) {
1056 oop resolved = methods_oop->obj_at(i);
1057 if (resolved->is_a(HotSpotResolvedJavaMethodImpl::klass()) && CompilerToVM::asMethod(resolved) == method) {
1058 return true;
1059 }
1060 }
1061 return false;
1062 }
1063
1064 C2V_VMENTRY(jobject, getNextStackFrame, (JNIEnv*, jobject compilerToVM, jobject hs_frame, jobjectArray methods, jint initialSkip))
1065 ResourceMark rm;
1066
1067 if (!thread->has_last_Java_frame()) return NULL;
1068 Handle result = HotSpotStackFrameReference::klass()->allocate_instance(thread);
1069 HotSpotStackFrameReference::klass()->initialize(thread);
1070
1071 StackFrameStream fst(thread);
1072 if (hs_frame != NULL) {
1073 // look for the correct stack frame if one is given
1074 intptr_t* stack_pointer = (intptr_t*) HotSpotStackFrameReference::stackPointer(hs_frame);
1075 while (fst.current()->sp() != stack_pointer && !fst.is_done()) {
1076 fst.next();
1077 }
1078 if (fst.current()->sp() != stack_pointer) {
1079 THROW_MSG_NULL(vmSymbols::java_lang_IllegalStateException(), "stack frame not found")
1080 }
1081 }
1082
1083 int frame_number = 0;
1084 vframe* vf = vframe::new_vframe(fst.current(), fst.register_map(), thread);
1085 if (hs_frame != NULL) {
1086 // look for the correct vframe within the stack frame if one is given
1087 int last_frame_number = HotSpotStackFrameReference::frameNumber(hs_frame);
1088 while (frame_number < last_frame_number) {
1089 if (vf->is_top()) {
1090 THROW_MSG_NULL(vmSymbols::java_lang_IllegalStateException(), "invalid frame number")
1091 }
1092 vf = vf->sender();
1093 frame_number ++;
1094 }
1095 // move one frame forward
1096 if (vf->is_top()) {
1097 if (fst.is_done()) {
1098 return NULL;
1099 }
1100 fst.next();
1101 vf = vframe::new_vframe(fst.current(), fst.register_map(), thread);
1102 frame_number = 0;
1103 } else {
1104 vf = vf->sender();
1105 frame_number++;
1106 }
1107 }
1108
1109 while (true) {
1110 // look for the given method
1111 while (true) {
1112 StackValueCollection* locals = NULL;
1113 if (vf->is_compiled_frame()) {
1114 // compiled method frame
1115 compiledVFrame* cvf = compiledVFrame::cast(vf);
1116 if (methods == NULL || matches(methods, cvf->method())) {
1117 if (initialSkip > 0) {
1118 initialSkip --;
1119 } else {
1120 ScopeDesc* scope = cvf->scope();
1121 // native wrapper do not have a scope
1122 if (scope != NULL && scope->objects() != NULL) {
1123 bool realloc_failures = Deoptimization::realloc_objects(thread, fst.current(), scope->objects(), THREAD);
1124 Deoptimization::reassign_fields(fst.current(), fst.register_map(), scope->objects(), realloc_failures, false);
1125
1126 GrowableArray<ScopeValue*>* local_values = scope->locals();
1127 typeArrayHandle array = oopFactory::new_boolArray(local_values->length(), thread);
1128 for (int i = 0; i < local_values->length(); i++) {
1129 ScopeValue* value = local_values->at(i);
1130 if (value->is_object()) {
1131 array->bool_at_put(i, true);
1132 }
1133 }
1134 HotSpotStackFrameReference::set_localIsVirtual(result, array());
1135 } else {
1136 HotSpotStackFrameReference::set_localIsVirtual(result, NULL);
1137 }
1138
1139 locals = cvf->locals();
1140 HotSpotStackFrameReference::set_bci(result, cvf->bci());
1141 oop method = CompilerToVM::get_jvmci_method(cvf->method(), CHECK_NULL);
1142 HotSpotStackFrameReference::set_method(result, method);
1143 }
1144 }
1145 } else if (vf->is_interpreted_frame()) {
1146 // interpreted method frame
1147 interpretedVFrame* ivf = interpretedVFrame::cast(vf);
1148 if (methods == NULL || matches(methods, ivf->method())) {
1149 if (initialSkip > 0) {
1150 initialSkip --;
1151 } else {
1152 locals = ivf->locals();
1153 HotSpotStackFrameReference::set_bci(result, ivf->bci());
1154 oop method = CompilerToVM::get_jvmci_method(ivf->method(), CHECK_NULL);
1155 HotSpotStackFrameReference::set_method(result, method);
1156 HotSpotStackFrameReference::set_localIsVirtual(result, NULL);
1157 }
1158 }
1159 }
1160
1161 // locals != NULL means that we found a matching frame and result is already partially initialized
1162 if (locals != NULL) {
1163 HotSpotStackFrameReference::set_compilerToVM(result, JNIHandles::resolve(compilerToVM));
1164 HotSpotStackFrameReference::set_stackPointer(result, (jlong) fst.current()->sp());
1165 HotSpotStackFrameReference::set_frameNumber(result, frame_number);
1166
1167 // initialize the locals array
1168 objArrayHandle array = oopFactory::new_objectArray(locals->size(), thread);
1169 for (int i = 0; i < locals->size(); i++) {
1170 StackValue* var = locals->at(i);
1171 if (var->type() == T_OBJECT) {
1172 array->obj_at_put(i, locals->at(i)->get_obj()());
1173 }
1174 }
1175 HotSpotStackFrameReference::set_locals(result, array());
1176
1177 return JNIHandles::make_local(thread, result());
1178 }
1179
1180 if (vf->is_top()) {
1181 break;
1182 }
1183 frame_number++;
1184 vf = vf->sender();
1185 } // end of vframe loop
1186
1187 if (fst.is_done()) {
1188 break;
1189 }
1190 fst.next();
1191 vf = vframe::new_vframe(fst.current(), fst.register_map(), thread);
1192 frame_number = 0;
1193 } // end of frame loop
1194
1195 // the end was reached without finding a matching method
1196 return NULL;
1197 C2V_END
1198
1199 C2V_VMENTRY(void, resolveInvokeDynamicInPool, (JNIEnv*, jobject, jobject jvmci_constant_pool, jint index))
1200 constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool);
1201 CallInfo callInfo;
1202 LinkResolver::resolve_invoke(callInfo, Handle(), cp, index, Bytecodes::_invokedynamic, CHECK);
1203 ConstantPoolCacheEntry* cp_cache_entry = cp->invokedynamic_cp_cache_entry_at(index);
1204 cp_cache_entry->set_dynamic_call(cp, callInfo);
1205 C2V_END
1206
1207 C2V_VMENTRY(void, resolveInvokeHandleInPool, (JNIEnv*, jobject, jobject jvmci_constant_pool, jint index))
1208 constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool);
1209 CallInfo callInfo;
1210 LinkResolver::resolve_invoke(callInfo, Handle(), cp, index, Bytecodes::_invokehandle, CHECK);
1211 ConstantPoolCacheEntry* cp_cache_entry = cp_cache_entry = cp->cache()->entry_at(cp->decode_cpcache_index(index));
1212 cp_cache_entry->set_method_handle(cp, callInfo);
1213 C2V_END
1214
1215 C2V_VMENTRY(jboolean, shouldDebugNonSafepoints, (JNIEnv*, jobject))
1216 //see compute_recording_non_safepoints in debugInfroRec.cpp
1217 if (JvmtiExport::should_post_compiled_method_load() && FLAG_IS_DEFAULT(DebugNonSafepoints)) {
1218 return true;
1219 }
1220 return DebugNonSafepoints;
1221 C2V_END
1222
1223 // public native void materializeVirtualObjects(HotSpotStackFrameReference stackFrame, boolean invalidate);
1224 C2V_VMENTRY(void, materializeVirtualObjects, (JNIEnv*, jobject, jobject hs_frame, bool invalidate))
1225 ResourceMark rm;
1226
1227 if (hs_frame == NULL) {
1228 THROW_MSG(vmSymbols::java_lang_NullPointerException(), "stack frame is null")
1229 }
1230
1231 HotSpotStackFrameReference::klass()->initialize(thread);
1232
1233 // look for the given stack frame
1234 StackFrameStream fst(thread);
1235 intptr_t* stack_pointer = (intptr_t*) HotSpotStackFrameReference::stackPointer(hs_frame);
1236 while (fst.current()->sp() != stack_pointer && !fst.is_done()) {
1237 fst.next();
1238 }
1239 if (fst.current()->sp() != stack_pointer) {
1240 THROW_MSG(vmSymbols::java_lang_IllegalStateException(), "stack frame not found")
1241 }
1242
1243 if (invalidate) {
1244 if (!fst.current()->is_compiled_frame()) {
1245 THROW_MSG(vmSymbols::java_lang_IllegalStateException(), "compiled stack frame expected")
1246 }
1247 assert(fst.current()->cb()->is_nmethod(), "nmethod expected");
1248 ((nmethod*) fst.current()->cb())->make_not_entrant();
1249 }
1250 Deoptimization::deoptimize(thread, *fst.current(), fst.register_map(), Deoptimization::Reason_none);
1251 // look for the frame again as it has been updated by deopt (pc, deopt state...)
1252 StackFrameStream fstAfterDeopt(thread);
1253 while (fstAfterDeopt.current()->sp() != stack_pointer && !fstAfterDeopt.is_done()) {
1254 fstAfterDeopt.next();
1255 }
1256 if (fstAfterDeopt.current()->sp() != stack_pointer) {
1257 THROW_MSG(vmSymbols::java_lang_IllegalStateException(), "stack frame not found after deopt")
1258 }
1259
1260 vframe* vf = vframe::new_vframe(fstAfterDeopt.current(), fstAfterDeopt.register_map(), thread);
1261 if (!vf->is_compiled_frame()) {
1262 THROW_MSG(vmSymbols::java_lang_IllegalStateException(), "compiled stack frame expected")
1263 }
1264
1265 GrowableArray<compiledVFrame*>* virtualFrames = new GrowableArray<compiledVFrame*>(10);
1266 while (true) {
1267 assert(vf->is_compiled_frame(), "Wrong frame type");
1268 virtualFrames->push(compiledVFrame::cast(vf));
1269 if (vf->is_top()) {
1270 break;
1271 }
1272 vf = vf->sender();
1273 }
1274
1275 int last_frame_number = HotSpotStackFrameReference::frameNumber(hs_frame);
1276 if (last_frame_number >= virtualFrames->length()) {
1277 THROW_MSG(vmSymbols::java_lang_IllegalStateException(), "invalid frame number")
1278 }
1279
1280 // Reallocate the non-escaping objects and restore their fields.
1281 assert (virtualFrames->at(last_frame_number)->scope() != NULL,"invalid scope");
1282 GrowableArray<ScopeValue*>* objects = virtualFrames->at(last_frame_number)->scope()->objects();
1283
1284 if (objects == NULL) {
1285 // no objects to materialize
1286 return;
1287 }
1288
1289 bool realloc_failures = Deoptimization::realloc_objects(thread, fstAfterDeopt.current(), objects, THREAD);
1290 Deoptimization::reassign_fields(fstAfterDeopt.current(), fstAfterDeopt.register_map(), objects, realloc_failures, false);
1291
1292 for (int frame_index = 0; frame_index < virtualFrames->length(); frame_index++) {
1293 compiledVFrame* cvf = virtualFrames->at(frame_index);
1294
1295 GrowableArray<ScopeValue*>* scopeLocals = cvf->scope()->locals();
1296 StackValueCollection* locals = cvf->locals();
1297
1298 if (locals != NULL) {
1299 for (int i2 = 0; i2 < locals->size(); i2++) {
1300 StackValue* var = locals->at(i2);
1301 if (var->type() == T_OBJECT && scopeLocals->at(i2)->is_object()) {
1302 jvalue val;
1303 val.l = (jobject) locals->at(i2)->get_obj()();
1304 cvf->update_local(T_OBJECT, i2, val);
1305 }
1306 }
1307 }
1308 }
1309
1310 // all locals are materialized by now
1311 HotSpotStackFrameReference::set_localIsVirtual(hs_frame, NULL);
1312
1313 // update the locals array
1314 objArrayHandle array = HotSpotStackFrameReference::locals(hs_frame);
1315 StackValueCollection* locals = virtualFrames->at(last_frame_number)->locals();
1316 for (int i = 0; i < locals->size(); i++) {
1317 StackValue* var = locals->at(i);
1318 if (var->type() == T_OBJECT) {
1319 array->obj_at_put(i, locals->at(i)->get_obj()());
1320 }
1321 }
1322 C2V_END
1323
1324 C2V_VMENTRY(void, writeDebugOutput, (JNIEnv*, jobject, jbyteArray bytes, jint offset, jint length))
1325 if (bytes == NULL) {
1326 THROW(vmSymbols::java_lang_NullPointerException());
1327 }
1328 typeArrayOop array = (typeArrayOop) JNIHandles::resolve(bytes);
1329
1330 // Check if offset and length are non negative.
1331 if (offset < 0 || length < 0) {
1332 THROW(vmSymbols::java_lang_ArrayIndexOutOfBoundsException());
1333 }
1334 // Check if the range is valid.
1335 if ((((unsigned int) length + (unsigned int) offset) > (unsigned int) array->length())) {
1336 THROW(vmSymbols::java_lang_ArrayIndexOutOfBoundsException());
1337 }
1338 while (length > 0) {
1339 jbyte* start = array->byte_at_addr(offset);
1340 tty->write((char*) start, MIN2(length, O_BUFLEN));
1341 length -= O_BUFLEN;
1342 offset += O_BUFLEN;
1343 }
1344 C2V_END
1345
1346 C2V_VMENTRY(void, flushDebugOutput, (JNIEnv*, jobject))
1347 tty->flush();
1348 C2V_END
1349
1350 C2V_VMENTRY(int, methodDataProfileDataSize, (JNIEnv*, jobject, jlong metaspace_method_data, jint position))
1351 ResourceMark rm;
1352 MethodData* mdo = CompilerToVM::asMethodData(metaspace_method_data);
1353 ProfileData* profile_data = mdo->data_at(position);
1354 if (mdo->is_valid(profile_data)) {
1355 return profile_data->size_in_bytes();
1356 }
1357 DataLayout* data = mdo->extra_data_base();
1358 DataLayout* end = mdo->extra_data_limit();
1359 for (;; data = mdo->next_extra(data)) {
1360 assert(data < end, "moved past end of extra data");
1361 profile_data = data->data_in();
1362 if (mdo->dp_to_di(profile_data->dp()) == position) {
1363 return profile_data->size_in_bytes();
1364 }
1365 }
1366 THROW_MSG_0(vmSymbols::java_lang_IllegalArgumentException(), err_msg("Invalid profile data position %d", position));
1367 C2V_END
1368
1369 C2V_VMENTRY(int, interpreterFrameSize, (JNIEnv*, jobject, jobject bytecode_frame_handle))
1370 if (bytecode_frame_handle == NULL) {
1371 THROW_0(vmSymbols::java_lang_NullPointerException());
1372 }
1373
1374 oop top_bytecode_frame = JNIHandles::resolve_non_null(bytecode_frame_handle);
1375 oop bytecode_frame = top_bytecode_frame;
1376 int size = 0;
1377 int callee_parameters = 0;
1378 int callee_locals = 0;
1379 Method* method = getMethodFromHotSpotMethod(BytecodePosition::method(bytecode_frame));
1380 int extra_args = method->max_stack() - BytecodeFrame::numStack(bytecode_frame);
1381
1382 while (bytecode_frame != NULL) {
1383 int locks = BytecodeFrame::numLocks(bytecode_frame);
1384 int temps = BytecodeFrame::numStack(bytecode_frame);
1385 bool is_top_frame = (bytecode_frame == top_bytecode_frame);
1386 Method* method = getMethodFromHotSpotMethod(BytecodePosition::method(bytecode_frame));
1387
1388 int frame_size = BytesPerWord * Interpreter::size_activation(method->max_stack(),
1389 temps + callee_parameters,
1390 extra_args,
1391 locks,
1392 callee_parameters,
1393 callee_locals,
1394 is_top_frame);
1395 size += frame_size;
1396
1397 callee_parameters = method->size_of_parameters();
1398 callee_locals = method->max_locals();
1399 extra_args = 0;
1400 bytecode_frame = BytecodePosition::caller(bytecode_frame);
1401 }
1402 return size + Deoptimization::last_frame_adjust(0, callee_locals) * BytesPerWord;
1403 C2V_END
1404
1405
1406 #define CC (char*) /*cast a literal from (const char*)*/
1407 #define FN_PTR(f) CAST_FROM_FN_PTR(void*, &(c2v_ ## f))
1408
1409 #define STRING "Ljava/lang/String;"
1410 #define OBJECT "Ljava/lang/Object;"
1411 #define CLASS "Ljava/lang/Class;"
1412 #define STACK_TRACE_ELEMENT "Ljava/lang/StackTraceElement;"
1413 #define INSTALLED_CODE "Ljdk/vm/ci/code/InstalledCode;"
1414 #define TARGET_DESCRIPTION "Ljdk/vm/ci/code/TargetDescription;"
1415 #define BYTECODE_FRAME "Ljdk/vm/ci/code/BytecodeFrame;"
1416 #define RESOLVED_METHOD "Ljdk/vm/ci/meta/ResolvedJavaMethod;"
1417 #define HS_RESOLVED_METHOD "Ljdk/vm/ci/hotspot/HotSpotResolvedJavaMethodImpl;"
1418 #define HS_RESOLVED_KLASS "Ljdk/vm/ci/hotspot/HotSpotResolvedObjectTypeImpl;"
1419 #define HS_CONSTANT_POOL "Ljdk/vm/ci/hotspot/HotSpotConstantPool;"
1420 #define HS_COMPILED_CODE "Ljdk/vm/ci/hotspot/HotSpotCompiledCode;"
1421 #define HS_CONFIG "Ljdk/vm/ci/hotspot/HotSpotVMConfig;"
1422 #define HS_METADATA "Ljdk/vm/ci/hotspot/HotSpotMetaData;"
1423 #define HS_STACK_FRAME_REF "Ljdk/vm/ci/hotspot/HotSpotStackFrameReference;"
1424 #define HS_SPECULATION_LOG "Ljdk/vm/ci/hotspot/HotSpotSpeculationLog;"
1425 #define METASPACE_METHOD_DATA "J"
1426
1427 JNINativeMethod CompilerToVM::methods[] = {
1428 {CC"getBytecode", CC"("HS_RESOLVED_METHOD")[B", FN_PTR(getBytecode)},
1429 {CC"getExceptionTableStart", CC"("HS_RESOLVED_METHOD")J", FN_PTR(getExceptionTableStart)},
1430 {CC"getExceptionTableLength", CC"("HS_RESOLVED_METHOD")I", FN_PTR(getExceptionTableLength)},
1431 {CC"findUniqueConcreteMethod", CC"("HS_RESOLVED_KLASS HS_RESOLVED_METHOD")"HS_RESOLVED_METHOD, FN_PTR(findUniqueConcreteMethod)},
1432 {CC"getImplementor", CC"("HS_RESOLVED_KLASS")"HS_RESOLVED_KLASS, FN_PTR(getImplementor)},
1433 {CC"getStackTraceElement", CC"("HS_RESOLVED_METHOD"I)"STACK_TRACE_ELEMENT, FN_PTR(getStackTraceElement)},
1434 {CC"methodIsIgnoredBySecurityStackWalk", CC"("HS_RESOLVED_METHOD")Z", FN_PTR(methodIsIgnoredBySecurityStackWalk)},
1435 {CC"doNotInlineOrCompile", CC"("HS_RESOLVED_METHOD")V", FN_PTR(doNotInlineOrCompile)},
1436 {CC"canInlineMethod", CC"("HS_RESOLVED_METHOD")Z", FN_PTR(canInlineMethod)},
1437 {CC"shouldInlineMethod", CC"("HS_RESOLVED_METHOD")Z", FN_PTR(shouldInlineMethod)},
1438 {CC"lookupType", CC"("STRING CLASS"Z)"HS_RESOLVED_KLASS, FN_PTR(lookupType)},
1439 {CC"lookupNameInPool", CC"("HS_CONSTANT_POOL"I)"STRING, FN_PTR(lookupNameInPool)},
1440 {CC"lookupNameAndTypeRefIndexInPool", CC"("HS_CONSTANT_POOL"I)I", FN_PTR(lookupNameAndTypeRefIndexInPool)},
1441 {CC"lookupSignatureInPool", CC"("HS_CONSTANT_POOL"I)"STRING, FN_PTR(lookupSignatureInPool)},
1442 {CC"lookupKlassRefIndexInPool", CC"("HS_CONSTANT_POOL"I)I", FN_PTR(lookupKlassRefIndexInPool)},
1443 {CC"lookupKlassInPool", CC"("HS_CONSTANT_POOL"I)Ljava/lang/Object;", FN_PTR(lookupKlassInPool)},
1444 {CC"lookupAppendixInPool", CC"("HS_CONSTANT_POOL"I)"OBJECT, FN_PTR(lookupAppendixInPool)},
1445 {CC"lookupMethodInPool", CC"("HS_CONSTANT_POOL"IB)"HS_RESOLVED_METHOD, FN_PTR(lookupMethodInPool)},
1446 {CC"constantPoolRemapInstructionOperandFromCache", CC"("HS_CONSTANT_POOL"I)I", FN_PTR(constantPoolRemapInstructionOperandFromCache)},
1447 {CC"resolveConstantInPool", CC"("HS_CONSTANT_POOL"I)"OBJECT, FN_PTR(resolveConstantInPool)},
1448 {CC"resolvePossiblyCachedConstantInPool", CC"("HS_CONSTANT_POOL"I)"OBJECT, FN_PTR(resolvePossiblyCachedConstantInPool)},
1449 {CC"resolveTypeInPool", CC"("HS_CONSTANT_POOL"I)"HS_RESOLVED_KLASS, FN_PTR(resolveTypeInPool)},
1450 {CC"resolveFieldInPool", CC"("HS_CONSTANT_POOL"IB[J)"HS_RESOLVED_KLASS, FN_PTR(resolveFieldInPool)},
1451 {CC"resolveInvokeDynamicInPool", CC"("HS_CONSTANT_POOL"I)V", FN_PTR(resolveInvokeDynamicInPool)},
1452 {CC"resolveInvokeHandleInPool", CC"("HS_CONSTANT_POOL"I)V", FN_PTR(resolveInvokeHandleInPool)},
1453 {CC"resolveMethod", CC"("HS_RESOLVED_KLASS HS_RESOLVED_METHOD HS_RESOLVED_KLASS")"HS_RESOLVED_METHOD, FN_PTR(resolveMethod)},
1454 {CC"getVtableIndexForInterfaceMethod", CC"("HS_RESOLVED_KLASS HS_RESOLVED_METHOD")I", FN_PTR(getVtableIndexForInterfaceMethod)},
1455 {CC"getClassInitializer", CC"("HS_RESOLVED_KLASS")"HS_RESOLVED_METHOD, FN_PTR(getClassInitializer)},
1456 {CC"hasFinalizableSubclass", CC"("HS_RESOLVED_KLASS")Z", FN_PTR(hasFinalizableSubclass)},
1457 {CC"getMaxCallTargetOffset", CC"(J)J", FN_PTR(getMaxCallTargetOffset)},
1458 {CC"getResolvedJavaMethodAtSlot", CC"("CLASS"I)"HS_RESOLVED_METHOD, FN_PTR(getResolvedJavaMethodAtSlot)},
1459 {CC"getResolvedJavaMethod", CC"(Ljava/lang/Object;J)"HS_RESOLVED_METHOD, FN_PTR(getResolvedJavaMethod)},
1460 {CC"getConstantPool", CC"(Ljava/lang/Object;J)"HS_CONSTANT_POOL, FN_PTR(getConstantPool)},
1461 {CC"getResolvedJavaType", CC"(Ljava/lang/Object;JZ)"HS_RESOLVED_KLASS, FN_PTR(getResolvedJavaType)},
1462 {CC"initializeConfiguration", CC"("HS_CONFIG")J", FN_PTR(initializeConfiguration)},
1463 {CC"installCode", CC"("TARGET_DESCRIPTION HS_COMPILED_CODE INSTALLED_CODE HS_SPECULATION_LOG")I", FN_PTR(installCode)},
1464 {CC"getMetadata", CC"("TARGET_DESCRIPTION HS_COMPILED_CODE HS_METADATA")I", FN_PTR(getMetadata)},
1465 {CC"resetCompilationStatistics", CC"()V", FN_PTR(resetCompilationStatistics)},
1466 {CC"disassembleCodeBlob", CC"("INSTALLED_CODE")"STRING, FN_PTR(disassembleCodeBlob)},
1467 {CC"executeInstalledCode", CC"(["OBJECT INSTALLED_CODE")"OBJECT, FN_PTR(executeInstalledCode)},
1468 {CC"getLineNumberTable", CC"("HS_RESOLVED_METHOD")[J", FN_PTR(getLineNumberTable)},
1469 {CC"getLocalVariableTableStart", CC"("HS_RESOLVED_METHOD")J", FN_PTR(getLocalVariableTableStart)},
1470 {CC"getLocalVariableTableLength", CC"("HS_RESOLVED_METHOD")I", FN_PTR(getLocalVariableTableLength)},
1471 {CC"reprofile", CC"("HS_RESOLVED_METHOD")V", FN_PTR(reprofile)},
1472 {CC"invalidateInstalledCode", CC"("INSTALLED_CODE")V", FN_PTR(invalidateInstalledCode)},
1473 {CC"readUncompressedOop", CC"(J)"OBJECT, FN_PTR(readUncompressedOop)},
1474 {CC"collectCounters", CC"()[J", FN_PTR(collectCounters)},
1475 {CC"allocateCompileId", CC"("HS_RESOLVED_METHOD"I)I", FN_PTR(allocateCompileId)},
1476 {CC"isMature", CC"("METASPACE_METHOD_DATA")Z", FN_PTR(isMature)},
1477 {CC"hasCompiledCodeForOSR", CC"("HS_RESOLVED_METHOD"II)Z", FN_PTR(hasCompiledCodeForOSR)},
1478 {CC"getSymbol", CC"(J)"STRING, FN_PTR(getSymbol)},
1479 {CC"getNextStackFrame", CC"("HS_STACK_FRAME_REF "["RESOLVED_METHOD"I)"HS_STACK_FRAME_REF, FN_PTR(getNextStackFrame)},
1480 {CC"materializeVirtualObjects", CC"("HS_STACK_FRAME_REF"Z)V", FN_PTR(materializeVirtualObjects)},
1481 {CC"shouldDebugNonSafepoints", CC"()Z", FN_PTR(shouldDebugNonSafepoints)},
1482 {CC"writeDebugOutput", CC"([BII)V", FN_PTR(writeDebugOutput)},
1483 {CC"flushDebugOutput", CC"()V", FN_PTR(flushDebugOutput)},
1484 {CC"methodDataProfileDataSize", CC"(JI)I", FN_PTR(methodDataProfileDataSize)},
1485 {CC"interpreterFrameSize", CC"("BYTECODE_FRAME")I", FN_PTR(interpreterFrameSize)},
1486 };
1487
1488 int CompilerToVM::methods_count() {
1489 return sizeof(methods) / sizeof(JNINativeMethod);
1490 }
1491