1 /*
2 * Copyright (c) 2011, 2015, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation.
8 *
9 * This code is distributed in the hope that it will be useful, but WITHOUT
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
12 * version 2 for more details (a copy is included in the LICENSE file that
13 * accompanied this code).
14 *
15 * You should have received a copy of the GNU General Public License version
16 * 2 along with this work; if not, write to the Free Software Foundation,
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
18 *
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
20 * or visit www.oracle.com if you need additional information or have any
21 * questions.
22 */
23
24 #include "precompiled.hpp"
25 #include "code/codeCache.hpp"
26 #include "code/scopeDesc.hpp"
27 #include "interpreter/linkResolver.hpp"
28 #include "memory/oopFactory.hpp"
29 #include "oops/generateOopMap.hpp"
30 #include "oops/fieldStreams.hpp"
31 #include "oops/oop.inline.hpp"
32 #include "oops/objArrayOop.inline.hpp"
33 #include "runtime/fieldDescriptor.hpp"
34 #include "runtime/javaCalls.hpp"
35 #include "jvmci/jvmciRuntime.hpp"
36 #include "compiler/abstractCompiler.hpp"
37 #include "compiler/compileBroker.hpp"
38 #include "compiler/compilerOracle.hpp"
39 #include "compiler/disassembler.hpp"
40 #include "compiler/oopMap.hpp"
41 #include "jvmci/jvmciCompilerToVM.hpp"
42 #include "jvmci/jvmciCompiler.hpp"
43 #include "jvmci/jvmciEnv.hpp"
44 #include "jvmci/jvmciJavaClasses.hpp"
45 #include "jvmci/jvmciCodeInstaller.hpp"
46 #include "jvmci/vmStructs_jvmci.hpp"
47 #include "gc/g1/heapRegion.hpp"
48 #include "runtime/javaCalls.hpp"
49 #include "runtime/deoptimization.hpp"
50 #include "runtime/vframe.hpp"
51 #include "runtime/vframe_hp.hpp"
52 #include "runtime/vmStructs.hpp"
53
54
55 // Entry to native method implementation that transitions current thread to '_thread_in_vm'.
56 #define C2V_VMENTRY(result_type, name, signature) \
57 JNIEXPORT result_type JNICALL c2v_ ## name signature { \
58 TRACE_jvmci_1("CompilerToVM::" #name); \
59 TRACE_CALL(result_type, jvmci_ ## name signature) \
60 JVMCI_VM_ENTRY_MARK; \
61
62 #define C2V_END }
63
64 oop CompilerToVM::get_jvmci_method(const methodHandle& method, TRAPS) {
65 if (method() != NULL) {
66 JavaValue result(T_OBJECT);
67 JavaCallArguments args;
68 args.push_long((jlong) (address) method());
69 JavaCalls::call_static(&result, SystemDictionary::HotSpotResolvedJavaMethodImpl_klass(), vmSymbols::fromMetaspace_name(), vmSymbols::method_fromMetaspace_signature(), &args, CHECK_NULL);
70
71 return (oop)result.get_jobject();
72 }
73 return NULL;
74 }
75
76 oop CompilerToVM::get_jvmci_type(KlassHandle klass, TRAPS) {
77 if (klass() != NULL) {
78 JavaValue result(T_OBJECT);
79 JavaCallArguments args;
80 args.push_oop(klass->java_mirror());
81 JavaCalls::call_static(&result, SystemDictionary::HotSpotResolvedObjectTypeImpl_klass(), vmSymbols::fromMetaspace_name(), vmSymbols::klass_fromMetaspace_signature(), &args, CHECK_NULL);
82
83 return (oop)result.get_jobject();
84 }
85 return NULL;
86 }
87
88 extern "C" {
89 extern VMStructEntry* jvmciHotSpotVMStructs;
90 extern uint64_t jvmciHotSpotVMStructEntryTypeNameOffset;
91 extern uint64_t jvmciHotSpotVMStructEntryFieldNameOffset;
92 extern uint64_t jvmciHotSpotVMStructEntryTypeStringOffset;
93 extern uint64_t jvmciHotSpotVMStructEntryIsStaticOffset;
94 extern uint64_t jvmciHotSpotVMStructEntryOffsetOffset;
95 extern uint64_t jvmciHotSpotVMStructEntryAddressOffset;
96 extern uint64_t jvmciHotSpotVMStructEntryArrayStride;
97
98 extern VMTypeEntry* jvmciHotSpotVMTypes;
99 extern uint64_t jvmciHotSpotVMTypeEntryTypeNameOffset;
100 extern uint64_t jvmciHotSpotVMTypeEntrySuperclassNameOffset;
101 extern uint64_t jvmciHotSpotVMTypeEntryIsOopTypeOffset;
102 extern uint64_t jvmciHotSpotVMTypeEntryIsIntegerTypeOffset;
103 extern uint64_t jvmciHotSpotVMTypeEntryIsUnsignedOffset;
104 extern uint64_t jvmciHotSpotVMTypeEntrySizeOffset;
105 extern uint64_t jvmciHotSpotVMTypeEntryArrayStride;
106
107 extern VMIntConstantEntry* jvmciHotSpotVMIntConstants;
108 extern uint64_t jvmciHotSpotVMIntConstantEntryNameOffset;
109 extern uint64_t jvmciHotSpotVMIntConstantEntryValueOffset;
110 extern uint64_t jvmciHotSpotVMIntConstantEntryArrayStride;
111
112 extern VMLongConstantEntry* jvmciHotSpotVMLongConstants;
113 extern uint64_t jvmciHotSpotVMLongConstantEntryNameOffset;
114 extern uint64_t jvmciHotSpotVMLongConstantEntryValueOffset;
115 extern uint64_t jvmciHotSpotVMLongConstantEntryArrayStride;
116
117 extern VMAddressEntry* jvmciHotSpotVMAddresses;
118 extern uint64_t jvmciHotSpotVMAddressEntryNameOffset;
119 extern uint64_t jvmciHotSpotVMAddressEntryValueOffset;
120 extern uint64_t jvmciHotSpotVMAddressEntryArrayStride;
121 }
122
123 int CompilerToVM::Data::InstanceKlass_vtable_start_offset;
124 int CompilerToVM::Data::InstanceKlass_vtable_length_offset;
125
126 int CompilerToVM::Data::Method_extra_stack_entries;
127
128 address CompilerToVM::Data::SharedRuntime_ic_miss_stub;
129 address CompilerToVM::Data::SharedRuntime_handle_wrong_method_stub;
130 address CompilerToVM::Data::SharedRuntime_deopt_blob_unpack;
131 address CompilerToVM::Data::SharedRuntime_deopt_blob_uncommon_trap;
132
133 size_t CompilerToVM::Data::ThreadLocalAllocBuffer_alignment_reserve;
134
135 CollectedHeap* CompilerToVM::Data::Universe_collectedHeap;
136 int CompilerToVM::Data::Universe_base_vtable_size;
137 address CompilerToVM::Data::Universe_narrow_oop_base;
138 int CompilerToVM::Data::Universe_narrow_oop_shift;
139 address CompilerToVM::Data::Universe_narrow_klass_base;
140 int CompilerToVM::Data::Universe_narrow_klass_shift;
141 void* CompilerToVM::Data::Universe_non_oop_bits;
142 uintptr_t CompilerToVM::Data::Universe_verify_oop_mask;
143 uintptr_t CompilerToVM::Data::Universe_verify_oop_bits;
144
145 bool CompilerToVM::Data::_supports_inline_contig_alloc;
146 HeapWord** CompilerToVM::Data::_heap_end_addr;
147 HeapWord** CompilerToVM::Data::_heap_top_addr;
148
149 jbyte* CompilerToVM::Data::cardtable_start_address;
150 int CompilerToVM::Data::cardtable_shift;
151
152 int CompilerToVM::Data::vm_page_size;
153
154 void CompilerToVM::Data::initialize() {
155 InstanceKlass_vtable_start_offset = InstanceKlass::vtable_start_offset();
156 InstanceKlass_vtable_length_offset = InstanceKlass::vtable_length_offset() * HeapWordSize;
157
158 Method_extra_stack_entries = Method::extra_stack_entries();
159
160 SharedRuntime_ic_miss_stub = SharedRuntime::get_ic_miss_stub();
161 SharedRuntime_handle_wrong_method_stub = SharedRuntime::get_handle_wrong_method_stub();
162 SharedRuntime_deopt_blob_unpack = SharedRuntime::deopt_blob()->unpack();
163 SharedRuntime_deopt_blob_uncommon_trap = SharedRuntime::deopt_blob()->uncommon_trap();
164
165 ThreadLocalAllocBuffer_alignment_reserve = ThreadLocalAllocBuffer::alignment_reserve();
166
167 Universe_collectedHeap = Universe::heap();
168 Universe_base_vtable_size = Universe::base_vtable_size();
169 Universe_narrow_oop_base = Universe::narrow_oop_base();
170 Universe_narrow_oop_shift = Universe::narrow_oop_shift();
171 Universe_narrow_klass_base = Universe::narrow_klass_base();
172 Universe_narrow_klass_shift = Universe::narrow_klass_shift();
173 Universe_non_oop_bits = Universe::non_oop_word();
174 Universe_verify_oop_mask = Universe::verify_oop_mask();
175 Universe_verify_oop_bits = Universe::verify_oop_bits();
176
177 _supports_inline_contig_alloc = Universe::heap()->supports_inline_contig_alloc();
178 _heap_end_addr = _supports_inline_contig_alloc ? Universe::heap()->end_addr() : (HeapWord**) -1;
179 _heap_top_addr = _supports_inline_contig_alloc ? Universe::heap()->top_addr() : (HeapWord**) -1;
180
181 BarrierSet* bs = Universe::heap()->barrier_set();
182 switch (bs->kind()) {
183 case BarrierSet::CardTableModRef:
184 case BarrierSet::CardTableForRS:
185 case BarrierSet::CardTableExtension:
186 case BarrierSet::G1SATBCT:
187 case BarrierSet::G1SATBCTLogging: {
188 jbyte* base = barrier_set_cast<CardTableModRefBS>(bs)->byte_map_base;
189 assert(base != 0, "unexpected byte_map_base");
190 cardtable_start_address = base;
191 cardtable_shift = CardTableModRefBS::card_shift;
192 break;
193 }
194 case BarrierSet::ModRef:
195 cardtable_start_address = 0;
196 cardtable_shift = 0;
197 // No post barriers
198 break;
199 default:
200 ShouldNotReachHere();
201 break;
202 }
203
204 vm_page_size = os::vm_page_size();
205 }
206
207 /**
208 * We put all jvmciHotSpotVM values in an array so we can read them easily from Java.
209 */
210 static uintptr_t ciHotSpotVMData[28];
211
212 C2V_VMENTRY(jlong, initializeConfiguration, (JNIEnv *env, jobject))
213 ciHotSpotVMData[0] = (uintptr_t) jvmciHotSpotVMStructs;
214 ciHotSpotVMData[1] = jvmciHotSpotVMStructEntryTypeNameOffset;
215 ciHotSpotVMData[2] = jvmciHotSpotVMStructEntryFieldNameOffset;
216 ciHotSpotVMData[3] = jvmciHotSpotVMStructEntryTypeStringOffset;
217 ciHotSpotVMData[4] = jvmciHotSpotVMStructEntryIsStaticOffset;
218 ciHotSpotVMData[5] = jvmciHotSpotVMStructEntryOffsetOffset;
219 ciHotSpotVMData[6] = jvmciHotSpotVMStructEntryAddressOffset;
220 ciHotSpotVMData[7] = jvmciHotSpotVMStructEntryArrayStride;
221
222 ciHotSpotVMData[8] = (uintptr_t) jvmciHotSpotVMTypes;
223 ciHotSpotVMData[9] = jvmciHotSpotVMTypeEntryTypeNameOffset;
224 ciHotSpotVMData[10] = jvmciHotSpotVMTypeEntrySuperclassNameOffset;
225 ciHotSpotVMData[11] = jvmciHotSpotVMTypeEntryIsOopTypeOffset;
226 ciHotSpotVMData[12] = jvmciHotSpotVMTypeEntryIsIntegerTypeOffset;
227 ciHotSpotVMData[13] = jvmciHotSpotVMTypeEntryIsUnsignedOffset;
228 ciHotSpotVMData[14] = jvmciHotSpotVMTypeEntrySizeOffset;
229 ciHotSpotVMData[15] = jvmciHotSpotVMTypeEntryArrayStride;
230
231 ciHotSpotVMData[16] = (uintptr_t) jvmciHotSpotVMIntConstants;
232 ciHotSpotVMData[17] = jvmciHotSpotVMIntConstantEntryNameOffset;
233 ciHotSpotVMData[18] = jvmciHotSpotVMIntConstantEntryValueOffset;
234 ciHotSpotVMData[19] = jvmciHotSpotVMIntConstantEntryArrayStride;
235
236 ciHotSpotVMData[20] = (uintptr_t) jvmciHotSpotVMLongConstants;
237 ciHotSpotVMData[21] = jvmciHotSpotVMLongConstantEntryNameOffset;
238 ciHotSpotVMData[22] = jvmciHotSpotVMLongConstantEntryValueOffset;
239 ciHotSpotVMData[23] = jvmciHotSpotVMLongConstantEntryArrayStride;
240
241 ciHotSpotVMData[24] = (uintptr_t) jvmciHotSpotVMAddresses;
242 ciHotSpotVMData[25] = jvmciHotSpotVMAddressEntryNameOffset;
243 ciHotSpotVMData[26] = jvmciHotSpotVMAddressEntryValueOffset;
244 ciHotSpotVMData[27] = jvmciHotSpotVMAddressEntryArrayStride;
245
246 CompilerToVM::Data::initialize();
247
248 return (jlong) (address) &ciHotSpotVMData;
249 C2V_END
250
251 C2V_VMENTRY(jbyteArray, getBytecode, (JNIEnv *, jobject, jobject jvmci_method))
252 methodHandle method = CompilerToVM::asMethod(jvmci_method);
253 ResourceMark rm;
254
255 int code_size = method->code_size();
256 typeArrayOop reconstituted_code = oopFactory::new_byteArray(code_size, CHECK_NULL);
257
258 guarantee(method->method_holder()->is_rewritten(), "Method's holder should be rewritten");
259 // iterate over all bytecodes and replace non-Java bytecodes
260
261 for (BytecodeStream s(method); s.next() != Bytecodes::_illegal; ) {
262 Bytecodes::Code code = s.code();
263 Bytecodes::Code raw_code = s.raw_code();
264 int bci = s.bci();
265 int len = s.instruction_size();
266
267 // Restore original byte code.
268 reconstituted_code->byte_at_put(bci, (jbyte) (s.is_wide()? Bytecodes::_wide : code));
269 if (len > 1) {
270 memcpy(reconstituted_code->byte_at_addr(bci + 1), s.bcp()+1, len-1);
271 }
272
273 if (len > 1) {
274 // Restore the big-endian constant pool indexes.
275 // Cf. Rewriter::scan_method
276 switch (code) {
277 case Bytecodes::_getstatic:
278 case Bytecodes::_putstatic:
279 case Bytecodes::_getfield:
280 case Bytecodes::_putfield:
281 case Bytecodes::_invokevirtual:
282 case Bytecodes::_invokespecial:
283 case Bytecodes::_invokestatic:
284 case Bytecodes::_invokeinterface:
285 case Bytecodes::_invokehandle: {
286 int cp_index = Bytes::get_native_u2((address) reconstituted_code->byte_at_addr(bci + 1));
287 Bytes::put_Java_u2((address) reconstituted_code->byte_at_addr(bci + 1), (u2) cp_index);
288 break;
289 }
290
291 case Bytecodes::_invokedynamic:
292 int cp_index = Bytes::get_native_u4((address) reconstituted_code->byte_at_addr(bci + 1));
293 Bytes::put_Java_u4((address) reconstituted_code->byte_at_addr(bci + 1), (u4) cp_index);
294 break;
295 }
296
297 // Not all ldc byte code are rewritten.
298 switch (raw_code) {
299 case Bytecodes::_fast_aldc: {
300 int cpc_index = reconstituted_code->byte_at(bci + 1) & 0xff;
301 int cp_index = method->constants()->object_to_cp_index(cpc_index);
302 assert(cp_index < method->constants()->length(), "sanity check");
303 reconstituted_code->byte_at_put(bci + 1, (jbyte) cp_index);
304 break;
305 }
306
307 case Bytecodes::_fast_aldc_w: {
308 int cpc_index = Bytes::get_native_u2((address) reconstituted_code->byte_at_addr(bci + 1));
309 int cp_index = method->constants()->object_to_cp_index(cpc_index);
310 assert(cp_index < method->constants()->length(), "sanity check");
311 Bytes::put_Java_u2((address) reconstituted_code->byte_at_addr(bci + 1), (u2) cp_index);
312 break;
313 }
314 }
315 }
316 }
317
318 return (jbyteArray) JNIHandles::make_local(THREAD, reconstituted_code);
319 C2V_END
320
321 C2V_VMENTRY(jint, getExceptionTableLength, (JNIEnv *, jobject, jobject jvmci_method))
322 ResourceMark rm;
323 methodHandle method = CompilerToVM::asMethod(jvmci_method);
324 return method->exception_table_length();
325 C2V_END
326
327 C2V_VMENTRY(jlong, getExceptionTableStart, (JNIEnv *, jobject, jobject jvmci_method))
328 ResourceMark rm;
329 methodHandle method = CompilerToVM::asMethod(jvmci_method);
330 if (method->exception_table_length() == 0) {
331 return 0L;
332 }
333 return (jlong) (address) method->exception_table_start();
334 C2V_END
335
336 C2V_VMENTRY(jobject, getResolvedJavaMethodAtSlot, (JNIEnv *, jobject, jclass holder_handle, jint slot))
337 oop java_class = JNIHandles::resolve(holder_handle);
338 Klass* holder = java_lang_Class::as_Klass(java_class);
339 methodHandle method = InstanceKlass::cast(holder)->method_with_idnum(slot);
340 oop result = CompilerToVM::get_jvmci_method(method, CHECK_NULL);
341 return JNIHandles::make_local(THREAD, result);
342 }
343
344 C2V_VMENTRY(jobject, getResolvedJavaMethod, (JNIEnv *, jobject, jobject base, jlong offset))
345 methodHandle method;
346 oop base_object = JNIHandles::resolve(base);
347 if (base_object == NULL) {
348 method = *((Method**)(offset));
349 } else if (base_object->is_a(SystemDictionary::MemberName_klass())) {
350 method = (Method*) (intptr_t) base_object->long_field(offset);
351 } else if (base_object->is_a(SystemDictionary::HotSpotResolvedJavaMethodImpl_klass())) {
352 method = *((Method**)(HotSpotResolvedJavaMethodImpl::metaspaceMethod(base_object) + offset));
353 } else {
354 THROW_MSG_0(vmSymbols::java_lang_IllegalArgumentException(),
355 err_msg("Unexpected type: %s", base_object->klass()->external_name()));
356 }
357 assert (method.is_null() || method->is_method(), "invalid read");
358 oop result = CompilerToVM::get_jvmci_method(method, CHECK_NULL);
359 return JNIHandles::make_local(THREAD, result);
360 }
361
362 C2V_VMENTRY(jobject, getConstantPool, (JNIEnv *, jobject, jobject base, jlong offset))
363 constantPoolHandle cp;
364 oop base_object = JNIHandles::resolve(base);
365 jlong base_address = 0;
366 if (base_object != NULL) {
367 if (base_object->is_a(SystemDictionary::HotSpotResolvedJavaMethodImpl_klass())) {
368 base_address = HotSpotResolvedJavaMethodImpl::metaspaceMethod(base_object);
369 } else if (base_object->is_a(SystemDictionary::HotSpotConstantPool_klass())) {
370 base_address = HotSpotConstantPool::metaspaceConstantPool(base_object);
371 } else if (base_object->is_a(SystemDictionary::HotSpotResolvedObjectTypeImpl_klass())) {
372 base_address = (jlong) CompilerToVM::asKlass(base_object);
373 } else {
374 THROW_MSG_0(vmSymbols::java_lang_IllegalArgumentException(),
375 err_msg("Unexpected type: %s", base_object->klass()->external_name()));
376 }
377 }
378 cp = *((ConstantPool**) (intptr_t) (base_address + offset));
379 if (!cp.is_null()) {
380 JavaValue method_result(T_OBJECT);
381 JavaCallArguments args;
382 args.push_long((jlong) (address) cp());
383 JavaCalls::call_static(&method_result, SystemDictionary::HotSpotConstantPool_klass(), vmSymbols::fromMetaspace_name(), vmSymbols::constantPool_fromMetaspace_signature(), &args, CHECK_NULL);
384 return JNIHandles::make_local(THREAD, (oop)method_result.get_jobject());
385 }
386 return NULL;
387 }
388
389 C2V_VMENTRY(jobject, getResolvedJavaType, (JNIEnv *, jobject, jobject base, jlong offset, jboolean compressed))
390 KlassHandle klass;
391 oop base_object = JNIHandles::resolve(base);
392 jlong base_address = 0;
393 if (base_object != NULL && offset == oopDesc::klass_offset_in_bytes()) {
394 klass = base_object->klass();
395 } else if (!compressed) {
396 if (base_object != NULL) {
397 if (base_object->is_a(SystemDictionary::HotSpotResolvedJavaMethodImpl_klass())) {
398 base_address = HotSpotResolvedJavaMethodImpl::metaspaceMethod(base_object);
399 } else if (base_object->is_a(SystemDictionary::HotSpotConstantPool_klass())) {
400 base_address = HotSpotConstantPool::metaspaceConstantPool(base_object);
401 } else if (base_object->is_a(SystemDictionary::HotSpotResolvedObjectTypeImpl_klass())) {
402 base_address = (jlong) CompilerToVM::asKlass(base_object);
403 } else if (base_object->is_a(SystemDictionary::Class_klass())) {
404 base_address = (jlong) (address) base_object;
405 } else {
406 THROW_MSG_0(vmSymbols::java_lang_IllegalArgumentException(),
407 err_msg("Unexpected arguments: %s " JLONG_FORMAT " %s", base_object->klass()->external_name(), offset, compressed ? "true" : "false"));
408 }
409 }
410 klass = *((Klass**) (intptr_t) (base_address + offset));
411 } else {
412 THROW_MSG_0(vmSymbols::java_lang_IllegalArgumentException(),
413 err_msg("Unexpected arguments: %s " JLONG_FORMAT " %s", base_object->klass()->external_name(), offset, compressed ? "true" : "false"));
414 }
415 assert (klass.is_null() || klass->is_klass(), "invalid read");
416 oop result = CompilerToVM::get_jvmci_type(klass, CHECK_NULL);
417 return JNIHandles::make_local(THREAD, result);
418 }
419
420 C2V_VMENTRY(jobject, findUniqueConcreteMethod, (JNIEnv *, jobject, jobject jvmci_type, jobject jvmci_method))
421 ResourceMark rm;
422 methodHandle method = CompilerToVM::asMethod(jvmci_method);
423 KlassHandle holder = CompilerToVM::asKlass(jvmci_type);
424 if (holder->is_interface()) {
425 THROW_MSG_0(vmSymbols::java_lang_InternalError(), err_msg("Interface %s should be handled in Java code", holder->external_name()));
426 }
427
428 methodHandle ucm;
429 {
430 MutexLocker locker(Compile_lock);
431 ucm = Dependencies::find_unique_concrete_method(holder(), method());
432 }
433 oop result = CompilerToVM::get_jvmci_method(ucm, CHECK_NULL);
434 return JNIHandles::make_local(THREAD, result);
435 C2V_END
436
437 C2V_VMENTRY(jobject, getImplementor, (JNIEnv *, jobject, jobject jvmci_type))
438 InstanceKlass* klass = (InstanceKlass*) CompilerToVM::asKlass(jvmci_type);
439 oop implementor = CompilerToVM::get_jvmci_type(klass->implementor(), CHECK_NULL);
440 return JNIHandles::make_local(THREAD, implementor);
441 C2V_END
442
443 C2V_VMENTRY(jboolean, methodIsIgnoredBySecurityStackWalk,(JNIEnv *, jobject, jobject jvmci_method))
444 methodHandle method = CompilerToVM::asMethod(jvmci_method);
445 return method->is_ignored_by_security_stack_walk();
446 C2V_END
447
448 C2V_VMENTRY(jboolean, canInlineMethod,(JNIEnv *, jobject, jobject jvmci_method))
449 methodHandle method = CompilerToVM::asMethod(jvmci_method);
450 return !method->is_not_compilable() && !CompilerOracle::should_not_inline(method) && !method->dont_inline();
451 C2V_END
452
453 C2V_VMENTRY(jboolean, shouldInlineMethod,(JNIEnv *, jobject, jobject jvmci_method))
454 methodHandle method = CompilerToVM::asMethod(jvmci_method);
455 return CompilerOracle::should_inline(method) || method->force_inline();
456 C2V_END
457
458 C2V_VMENTRY(jobject, lookupType, (JNIEnv*, jobject, jstring jname, jclass accessing_class, jboolean resolve))
459 ResourceMark rm;
460 Handle name = JNIHandles::resolve(jname);
461 Symbol* class_name = java_lang_String::as_symbol(name, CHECK_0);
462 if (java_lang_String::length(name()) <= 1) {
463 THROW_MSG_0(vmSymbols::java_lang_InternalError(), err_msg("Primitive type %s should be handled in Java code", class_name->as_C_string()));
464 }
465
466 Klass* resolved_klass = NULL;
467 Handle class_loader;
468 Handle protection_domain;
469 if (JNIHandles::resolve(accessing_class) == NULL) {
470 THROW_0(vmSymbols::java_lang_NullPointerException());
471 }
472 Klass* accessing_klass = java_lang_Class::as_Klass(JNIHandles::resolve(accessing_class));
473 class_loader = accessing_klass->class_loader();
474 protection_domain = accessing_klass->protection_domain();
475
476 if (resolve) {
477 resolved_klass = SystemDictionary::resolve_or_null(class_name, class_loader, protection_domain, CHECK_0);
478 } else {
479 if (class_name->byte_at(0) == 'L' &&
480 class_name->byte_at(class_name->utf8_length()-1) == ';') {
481 // This is a name from a signature. Strip off the trimmings.
482 // Call recursive to keep scope of strippedsym.
483 TempNewSymbol strippedsym = SymbolTable::new_symbol(class_name->as_utf8()+1,
484 class_name->utf8_length()-2,
485 CHECK_0);
486 resolved_klass = SystemDictionary::find(strippedsym, class_loader, protection_domain, CHECK_0);
487 } else if (FieldType::is_array(class_name)) {
488 FieldArrayInfo fd;
489 // dimension and object_key in FieldArrayInfo are assigned as a side-effect
490 // of this call
491 BasicType t = FieldType::get_array_info(class_name, fd, CHECK_0);
492 if (t == T_OBJECT) {
493 TempNewSymbol strippedsym = SymbolTable::new_symbol(class_name->as_utf8()+1+fd.dimension(),
494 class_name->utf8_length()-2-fd.dimension(),
495 CHECK_0);
496 // naked oop "k" is OK here -- we assign back into it
497 resolved_klass = SystemDictionary::find(strippedsym,
498 class_loader,
499 protection_domain,
500 CHECK_0);
501 if (resolved_klass != NULL) {
502 resolved_klass = resolved_klass->array_klass(fd.dimension(), CHECK_0);
503 }
504 } else {
505 resolved_klass = Universe::typeArrayKlassObj(t);
506 resolved_klass = TypeArrayKlass::cast(resolved_klass)->array_klass(fd.dimension(), CHECK_0);
507 }
508 }
509 }
510 Handle result = CompilerToVM::get_jvmci_type(resolved_klass, CHECK_NULL);
511 return JNIHandles::make_local(THREAD, result());
512 C2V_END
513
514 C2V_VMENTRY(jobject, resolveConstantInPool, (JNIEnv*, jobject, jobject jvmci_constant_pool, jint index))
515 constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool);
516 oop result = cp->resolve_constant_at(index, CHECK_NULL);
517 return JNIHandles::make_local(THREAD, result);
518 C2V_END
519
520 C2V_VMENTRY(jobject, resolvePossiblyCachedConstantInPool, (JNIEnv*, jobject, jobject jvmci_constant_pool, jint index))
521 constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool);
522 oop result = cp->resolve_possibly_cached_constant_at(index, CHECK_NULL);
523 return JNIHandles::make_local(THREAD, result);
524 C2V_END
525
526 C2V_VMENTRY(jint, lookupNameAndTypeRefIndexInPool, (JNIEnv*, jobject, jobject jvmci_constant_pool, jint index))
527 constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool);
528 return cp->name_and_type_ref_index_at(index);
529 C2V_END
530
531 C2V_VMENTRY(jobject, lookupNameInPool, (JNIEnv*, jobject, jobject jvmci_constant_pool, jint which))
532 constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool);
533 Handle sym = java_lang_String::create_from_symbol(cp->name_ref_at(which), CHECK_NULL);
534 return JNIHandles::make_local(THREAD, sym());
535 C2V_END
536
537 C2V_VMENTRY(jobject, lookupSignatureInPool, (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->signature_ref_at(which), CHECK_NULL);
540 return JNIHandles::make_local(THREAD, sym());
541 C2V_END
542
543 C2V_VMENTRY(jint, lookupKlassRefIndexInPool, (JNIEnv*, jobject, jobject jvmci_constant_pool, jint index))
544 constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool);
545 return cp->klass_ref_index_at(index);
546 C2V_END
547
548 C2V_VMENTRY(jobject, resolveTypeInPool, (JNIEnv*, jobject, jobject jvmci_constant_pool, jint index))
549 constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool);
550 Klass* resolved_klass = cp->klass_at(index, CHECK_NULL);
551 Handle klass = CompilerToVM::get_jvmci_type(resolved_klass, CHECK_NULL);
552 return JNIHandles::make_local(THREAD, klass());
553 C2V_END
554
555 C2V_VMENTRY(jobject, lookupKlassInPool, (JNIEnv*, jobject, jobject jvmci_constant_pool, jint index, jbyte opcode))
556 constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool);
557 KlassHandle loading_klass(cp->pool_holder());
558 bool is_accessible = false;
559 KlassHandle klass = JVMCIEnv::get_klass_by_index(cp, index, is_accessible, loading_klass);
560 Symbol* symbol = NULL;
561 if (klass.is_null()) {
562 symbol = cp->klass_name_at(index);
563 }
564 Handle result;
565 if (!klass.is_null()) {
566 result = CompilerToVM::get_jvmci_type(klass, CHECK_NULL);
567 } else {
568 result = java_lang_String::create_from_symbol(symbol, CHECK_NULL);
569 }
570 return JNIHandles::make_local(THREAD, result());
571 C2V_END
572
573 C2V_VMENTRY(jobject, lookupAppendixInPool, (JNIEnv*, jobject, jobject jvmci_constant_pool, jint index))
574 constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool);
575 oop appendix_oop = ConstantPool::appendix_at_if_loaded(cp, index);
576 return JNIHandles::make_local(THREAD, appendix_oop);
577 C2V_END
578
579 C2V_VMENTRY(jobject, lookupMethodInPool, (JNIEnv*, jobject, jobject jvmci_constant_pool, jint index, jbyte opcode))
580 constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool);
581 instanceKlassHandle pool_holder(cp->pool_holder());
582 Bytecodes::Code bc = (Bytecodes::Code) (((int) opcode) & 0xFF);
583 methodHandle method = JVMCIEnv::get_method_by_index(cp, index, bc, pool_holder);
584 oop result = CompilerToVM::get_jvmci_method(method, CHECK_NULL);
585 return JNIHandles::make_local(THREAD, result);
586 C2V_END
587
588 C2V_VMENTRY(jint, constantPoolRemapInstructionOperandFromCache, (JNIEnv*, jobject, jobject jvmci_constant_pool, jint index))
589 constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool);
590 return cp->remap_instruction_operand_from_cache(index);
591 C2V_END
592
593 C2V_VMENTRY(jobject, resolveFieldInPool, (JNIEnv*, jobject, jobject jvmci_constant_pool, jint index, jbyte opcode, jlongArray info_handle))
594 ResourceMark rm;
595 constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool);
596 Bytecodes::Code code = (Bytecodes::Code)(((int) opcode) & 0xFF);
597 fieldDescriptor fd;
598 LinkInfo link_info(cp, index, CHECK_0);
599 LinkResolver::resolve_field(fd, link_info, Bytecodes::java_code(code), false, CHECK_0);
600 typeArrayOop info = (typeArrayOop) JNIHandles::resolve(info_handle);
601 assert(info != NULL && info->length() == 2, "must be");
602 info->long_at_put(0, (jlong) fd.access_flags().as_int());
603 info->long_at_put(1, (jlong) fd.offset());
604 oop field_holder = CompilerToVM::get_jvmci_type(fd.field_holder(), CHECK_NULL);
605 return JNIHandles::make_local(THREAD, field_holder);
606 C2V_END
607
608 C2V_VMENTRY(jint, getVtableIndexForInterfaceMethod, (JNIEnv *, jobject, jobject jvmci_type, jobject jvmci_method))
609 ResourceMark rm;
610 Klass* klass = CompilerToVM::asKlass(jvmci_type);
611 Method* method = CompilerToVM::asMethod(jvmci_method);
612 if (klass->is_interface()) {
613 THROW_MSG_0(vmSymbols::java_lang_InternalError(), err_msg("Interface %s should be handled in Java code", klass->external_name()));
614 }
615 if (!method->method_holder()->is_interface()) {
616 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()));
617 }
618 if (!InstanceKlass::cast(klass)->is_linked()) {
619 THROW_MSG_0(vmSymbols::java_lang_InternalError(), err_msg("Class %s must be linked", klass->external_name()));
620 }
621 return LinkResolver::vtable_index_of_interface_method(klass, method);
622 C2V_END
623
624 C2V_VMENTRY(jobject, resolveMethod, (JNIEnv *, jobject, jobject receiver_jvmci_type, jobject jvmci_method, jobject caller_jvmci_type))
625 Klass* recv_klass = CompilerToVM::asKlass(receiver_jvmci_type);
626 Klass* caller_klass = CompilerToVM::asKlass(caller_jvmci_type);
627 Method* method = CompilerToVM::asMethod(jvmci_method);
628
629 if (recv_klass->is_array_klass() || (InstanceKlass::cast(recv_klass)->is_linked())) {
630 Klass* holder_klass = method->method_holder();
631 Symbol* method_name = method->name();
632 Symbol* method_signature = method->signature();
633
634 if (holder_klass->is_interface()) {
635 // do link-time resolution to check all access rules.
636 LinkInfo link_info(holder_klass, method_name, method_signature, caller_klass, true);
637 methodHandle resolved_method = LinkResolver::linktime_resolve_interface_method_or_null(link_info);
638 if (resolved_method.is_null() || resolved_method->is_private()) {
639 return NULL;
640 }
641 assert(recv_klass->is_subtype_of(holder_klass), "");
642 // do actual lookup
643 methodHandle sel_method = LinkResolver::lookup_instance_method_in_klasses(recv_klass, resolved_method->name(), resolved_method->signature(), CHECK_AND_CLEAR_0);
644 oop result = CompilerToVM::get_jvmci_method(sel_method, CHECK_NULL);
645 return JNIHandles::make_local(THREAD, result);
646 } else {
647 // do link-time resolution to check all access rules.
648 LinkInfo link_info(holder_klass, method_name, method_signature, caller_klass, true);
649 methodHandle resolved_method = LinkResolver::linktime_resolve_virtual_method_or_null(link_info);
650 if (resolved_method.is_null()) {
651 return NULL;
652 }
653 // do actual lookup (see LinkResolver::runtime_resolve_virtual_method)
654 int vtable_index = Method::invalid_vtable_index;
655 Method* selected_method;
656
657 if (resolved_method->method_holder()->is_interface()) { // miranda method
658 vtable_index = LinkResolver::vtable_index_of_interface_method(holder_klass, resolved_method);
659 assert(vtable_index >= 0 , "we should have valid vtable index at this point");
660
661 InstanceKlass* inst = InstanceKlass::cast(recv_klass);
662 selected_method = inst->method_at_vtable(vtable_index);
663 } else {
664 // at this point we are sure that resolved_method is virtual and not
665 // a miranda method; therefore, it must have a valid vtable index.
666 assert(!resolved_method->has_itable_index(), "");
667 vtable_index = resolved_method->vtable_index();
668 // We could get a negative vtable_index for final methods,
669 // because as an optimization they are they are never put in the vtable,
670 // unless they override an existing method.
671 // If we do get a negative, it means the resolved method is the the selected
672 // method, and it can never be changed by an override.
673 if (vtable_index == Method::nonvirtual_vtable_index) {
674 assert(resolved_method->can_be_statically_bound(), "cannot override this method");
675 selected_method = resolved_method();
676 } else {
677 // recv_klass might be an arrayKlassOop but all vtables start at
678 // the same place. The cast is to avoid virtual call and assertion.
679 InstanceKlass* inst = (InstanceKlass*)recv_klass;
680 selected_method = inst->method_at_vtable(vtable_index);
681 }
682 }
683 oop result = CompilerToVM::get_jvmci_method(selected_method, CHECK_NULL);
684 return JNIHandles::make_local(THREAD, result);
685 }
686 }
687 return NULL;
688 C2V_END
689
690 C2V_VMENTRY(jboolean, hasFinalizableSubclass,(JNIEnv *, jobject, jobject jvmci_type))
691 Klass* klass = CompilerToVM::asKlass(jvmci_type);
692 assert(klass != NULL, "method must not be called for primitive types");
693 return Dependencies::find_finalizable_subclass(klass) != NULL;
694 C2V_END
695
696 C2V_VMENTRY(jobject, getClassInitializer, (JNIEnv *, jobject, jobject jvmci_type))
697 InstanceKlass* klass = (InstanceKlass*) CompilerToVM::asKlass(jvmci_type);
698 oop result = CompilerToVM::get_jvmci_method(klass->class_initializer(), CHECK_NULL);
699 return JNIHandles::make_local(THREAD, result);
700 C2V_END
701
702 C2V_VMENTRY(jlong, getMaxCallTargetOffset, (JNIEnv*, jobject, jlong addr))
703 address target_addr = (address) addr;
704 if (target_addr != 0x0) {
705 int64_t off_low = (int64_t)target_addr - ((int64_t)CodeCache::low_bound() + sizeof(int));
706 int64_t off_high = (int64_t)target_addr - ((int64_t)CodeCache::high_bound() + sizeof(int));
707 return MAX2(ABS(off_low), ABS(off_high));
708 }
709 return -1;
710 C2V_END
711
712 C2V_VMENTRY(void, doNotInlineOrCompile,(JNIEnv *, jobject, jobject jvmci_method))
713 methodHandle method = CompilerToVM::asMethod(jvmci_method);
714 method->set_not_c1_compilable();
715 method->set_not_c2_compilable();
716 method->set_dont_inline(true);
717 C2V_END
718
719 C2V_VMENTRY(jint, installCode, (JNIEnv *jniEnv, jobject, jobject target, jobject compiled_code, jobject installed_code, jobject speculation_log))
720 ResourceMark rm;
721 HandleMark hm;
722 Handle target_handle = JNIHandles::resolve(target);
723 Handle compiled_code_handle = JNIHandles::resolve(compiled_code);
724 CodeBlob* cb = NULL;
725 Handle installed_code_handle = JNIHandles::resolve(installed_code);
726 Handle speculation_log_handle = JNIHandles::resolve(speculation_log);
727
728 JVMCICompiler* compiler = JVMCICompiler::instance(CHECK_JNI_ERR);
729
730 TraceTime install_time("installCode", JVMCICompiler::codeInstallTimer());
731 CodeInstaller installer;
732 JVMCIEnv::CodeInstallResult result = installer.install(compiler, target_handle, compiled_code_handle, cb, installed_code_handle, speculation_log_handle, CHECK_0);
733
734 if (PrintCodeCacheOnCompilation) {
735 stringStream s;
736 // Dump code cache into a buffer before locking the tty,
737 {
738 MutexLockerEx mu(CodeCache_lock, Mutex::_no_safepoint_check_flag);
739 CodeCache::print_summary(&s, false);
740 }
741 ttyLocker ttyl;
742 tty->print_raw_cr(s.as_string());
743 }
744
745 if (result != JVMCIEnv::ok) {
746 assert(cb == NULL, "should be");
747 } else {
748 if (!installed_code_handle.is_null()) {
749 assert(installed_code_handle->is_a(InstalledCode::klass()), "wrong type");
750 nmethod::invalidate_installed_code(installed_code_handle, CHECK_0);
751 {
752 // Ensure that all updates to the InstalledCode fields are consistent.
753 MutexLockerEx pl(Patching_lock, Mutex::_no_safepoint_check_flag);
754 InstalledCode::set_address(installed_code_handle, (jlong) cb);
755 InstalledCode::set_version(installed_code_handle, InstalledCode::version(installed_code_handle) + 1);
756 if (cb->is_nmethod()) {
757 InstalledCode::set_entryPoint(installed_code_handle, (jlong) cb->as_nmethod_or_null()->verified_entry_point());
758 } else {
759 InstalledCode::set_entryPoint(installed_code_handle, (jlong) cb->code_begin());
760 }
761 if (installed_code_handle->is_a(HotSpotInstalledCode::klass())) {
762 HotSpotInstalledCode::set_size(installed_code_handle, cb->size());
763 HotSpotInstalledCode::set_codeStart(installed_code_handle, (jlong) cb->code_begin());
764 HotSpotInstalledCode::set_codeSize(installed_code_handle, cb->code_size());
765 }
766 }
767 nmethod* nm = cb->as_nmethod_or_null();
768 if (nm != NULL && installed_code_handle->is_scavengable()) {
769 assert(nm->detect_scavenge_root_oops(), "nm should be scavengable if installed_code is scavengable");
770 if (!UseG1GC) {
771 assert(nm->on_scavenge_root_list(), "nm should be on scavengable list");
772 }
773 }
774 }
775 }
776 return result;
777 C2V_END
778
779 C2V_VMENTRY(jint, getMetadata, (JNIEnv *jniEnv, jobject, jobject target, jobject compiled_code, jobject metadata))
780 ResourceMark rm;
781 HandleMark hm;
782
783 Handle target_handle = JNIHandles::resolve(target);
784 Handle compiled_code_handle = JNIHandles::resolve(compiled_code);
785 Handle metadata_handle = JNIHandles::resolve(metadata);
786
787 HotSpotOopMap::klass()->initialize(thread);
788
789 CodeMetadata code_metadata;
790 CodeBlob *cb = NULL;
791 CodeInstaller installer;
792
793 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);
794 if (result != JVMCIEnv::ok) {
795 return result;
796 }
797
798 if (code_metadata.get_nr_pc_desc() > 0) {
799 typeArrayHandle pcArrayOop = oopFactory::new_byteArray(sizeof(PcDesc) * code_metadata.get_nr_pc_desc(), CHECK_(JVMCIEnv::cache_full));
800 memcpy(pcArrayOop->byte_at_addr(0), code_metadata.get_pc_desc(), sizeof(PcDesc) * code_metadata.get_nr_pc_desc());
801 HotSpotMetaData::set_pcDescBytes(metadata_handle, pcArrayOop());
802 }
803
804 if (code_metadata.get_scopes_size() > 0) {
805 typeArrayHandle scopesArrayOop = oopFactory::new_byteArray(code_metadata.get_scopes_size(), CHECK_(JVMCIEnv::cache_full));
806 memcpy(scopesArrayOop->byte_at_addr(0), code_metadata.get_scopes_desc(), code_metadata.get_scopes_size());
807 HotSpotMetaData::set_scopesDescBytes(metadata_handle, scopesArrayOop());
808 }
809
810 RelocBuffer* reloc_buffer = code_metadata.get_reloc_buffer();
811 typeArrayHandle relocArrayOop = oopFactory::new_byteArray((int) reloc_buffer->size(), CHECK_(JVMCIEnv::cache_full));
812 if (reloc_buffer->size() > 0) {
813 memcpy(relocArrayOop->byte_at_addr(0), reloc_buffer->begin(), reloc_buffer->size());
814 }
815 HotSpotMetaData::set_relocBytes(metadata_handle, relocArrayOop());
816
817 const OopMapSet* oopMapSet = installer.oopMapSet();
818 {
819 ResourceMark mark;
820 ImmutableOopMapBuilder builder(oopMapSet);
821 int oopmap_size = builder.heap_size();
822 typeArrayHandle oopMapArrayHandle = oopFactory::new_byteArray(oopmap_size, CHECK_(JVMCIEnv::cache_full));
823 builder.generate_into((address) oopMapArrayHandle->byte_at_addr(0));
824 HotSpotMetaData::set_oopMaps(metadata_handle, oopMapArrayHandle());
825 }
826
827 HotSpotMetaData::set_metadata(metadata_handle, NULL);
828
829 ExceptionHandlerTable* handler = code_metadata.get_exception_table();
830 int table_size = handler->size_in_bytes();
831 typeArrayHandle exceptionArrayOop = oopFactory::new_byteArray(table_size, CHECK_(JVMCIEnv::cache_full));
832
833 if (table_size > 0) {
834 handler->copy_bytes_to((address) exceptionArrayOop->byte_at_addr(0));
835 }
836 HotSpotMetaData::set_exceptionBytes(metadata_handle, exceptionArrayOop());
837
838 return result;
839 C2V_END
840
841 C2V_VMENTRY(void, notifyCompilationStatistics, (JNIEnv *jniEnv, jobject, jint id, jobject hotspot_method, jboolean osr, jint processedBytecodes, jlong time, jlong timeUnitsPerSecond, jobject installed_code))
842 JVMCICompiler* compiler = JVMCICompiler::instance(CHECK);
843 CompilerStatistics* stats = compiler->stats();
844
845 elapsedTimer timer = elapsedTimer(time, timeUnitsPerSecond);
846 if (osr) {
847 stats->_osr.update(timer, processedBytecodes);
848 } else {
849 stats->_standard.update(timer, processedBytecodes);
850 }
851 Handle installed_code_handle = JNIHandles::resolve(installed_code);
852 if (installed_code_handle->is_a(HotSpotInstalledCode::klass())) {
853 stats->_nmethods_size += HotSpotInstalledCode::size(installed_code_handle);
854 stats->_nmethods_code_size += HotSpotInstalledCode::codeSize(installed_code_handle);
855 }
856
857 if (CITimeEach) {
858 methodHandle method = CompilerToVM::asMethod(hotspot_method);
859 float bytes_per_sec = 1.0 * processedBytecodes / timer.seconds();
860 tty->print_cr("%3d seconds: %f bytes/sec: %f (bytes %d)",
861 id, timer.seconds(), bytes_per_sec, processedBytecodes);
862 }
863 C2V_END
864
865 C2V_VMENTRY(void, resetCompilationStatistics, (JNIEnv *jniEnv, jobject))
866 JVMCICompiler* compiler = JVMCICompiler::instance(CHECK);
867 CompilerStatistics* stats = compiler->stats();
868 stats->_standard.reset();
869 stats->_osr.reset();
870 C2V_END
871
872 C2V_VMENTRY(jobject, disassembleCodeBlob, (JNIEnv *jniEnv, jobject, jobject installedCode))
873 ResourceMark rm;
874 HandleMark hm;
875
876 if (installedCode == NULL) {
877 THROW_MSG_NULL(vmSymbols::java_lang_NullPointerException(), "installedCode is null");
878 }
879
880 jlong codeBlob = InstalledCode::address(installedCode);
881 if (codeBlob == 0L) {
882 return NULL;
883 }
884
885 CodeBlob* cb = (CodeBlob*) (address) codeBlob;
886 if (cb == NULL) {
887 return NULL;
888 }
889
890 // We don't want the stringStream buffer to resize during disassembly as it
891 // uses scoped resource memory. If a nested function called during disassembly uses
892 // a ResourceMark and the buffer expands within the scope of the mark,
893 // the buffer becomes garbage when that scope is exited. Experience shows that
894 // the disassembled code is typically about 10x the code size so a fixed buffer
895 // sized to 20x code size plus a fixed amount for header info should be sufficient.
896 int bufferSize = cb->code_size() * 20 + 1024;
897 char* buffer = NEW_RESOURCE_ARRAY(char, bufferSize);
898 stringStream st(buffer, bufferSize);
899 if (cb->is_nmethod()) {
900 nmethod* nm = (nmethod*) cb;
901 if (!nm->is_alive()) {
902 return NULL;
903 }
904 }
905 Disassembler::decode(cb, &st);
906 if (st.size() <= 0) {
907 return NULL;
908 }
909
910 Handle result = java_lang_String::create_from_platform_dependent_str(st.as_string(), CHECK_NULL);
911 return JNIHandles::make_local(THREAD, result());
912 C2V_END
913
914 C2V_VMENTRY(jobject, getStackTraceElement, (JNIEnv*, jobject, jobject jvmci_method, int bci))
915 ResourceMark rm;
916 HandleMark hm;
917
918 methodHandle method = CompilerToVM::asMethod(jvmci_method);
919 oop element = java_lang_StackTraceElement::create(method, bci, CHECK_NULL);
920 return JNIHandles::make_local(THREAD, element);
921 C2V_END
922
923 C2V_VMENTRY(jobject, executeInstalledCode, (JNIEnv*, jobject, jobject args, jobject hotspotInstalledCode))
924 ResourceMark rm;
925 HandleMark hm;
926
927 jlong nmethodValue = InstalledCode::address(hotspotInstalledCode);
928 if (nmethodValue == 0L) {
929 THROW_NULL(vmSymbols::jdk_vm_ci_code_InvalidInstalledCodeException());
930 }
931 nmethod* nm = (nmethod*) (address) nmethodValue;
932 methodHandle mh = nm->method();
933 Symbol* signature = mh->signature();
934 JavaCallArguments jca(mh->size_of_parameters());
935
936 JavaArgumentUnboxer jap(signature, &jca, (arrayOop) JNIHandles::resolve(args), mh->is_static());
937 JavaValue result(jap.get_ret_type());
938 jca.set_alternative_target(nm);
939 JavaCalls::call(&result, mh, &jca, CHECK_NULL);
940
941 if (jap.get_ret_type() == T_VOID) {
942 return NULL;
943 } else if (jap.get_ret_type() == T_OBJECT || jap.get_ret_type() == T_ARRAY) {
944 return JNIHandles::make_local(THREAD, (oop) result.get_jobject());
945 } else {
946 jvalue *value = (jvalue *) result.get_value_addr();
947 // Narrow the value down if required (Important on big endian machines)
948 switch (jap.get_ret_type()) {
949 case T_BOOLEAN:
950 value->z = (jboolean) value->i;
951 break;
952 case T_BYTE:
953 value->b = (jbyte) value->i;
954 break;
955 case T_CHAR:
956 value->c = (jchar) value->i;
957 break;
958 case T_SHORT:
959 value->s = (jshort) value->i;
960 break;
961 }
962 oop o = java_lang_boxing_object::create(jap.get_ret_type(), value, CHECK_NULL);
963 return JNIHandles::make_local(THREAD, o);
964 }
965 C2V_END
966
967 C2V_VMENTRY(jlongArray, getLineNumberTable, (JNIEnv *, jobject, jobject jvmci_method))
968 Method* method = CompilerToVM::asMethod(jvmci_method);
969 if (!method->has_linenumber_table()) {
970 return NULL;
971 }
972 u2 num_entries = 0;
973 CompressedLineNumberReadStream streamForSize(method->compressed_linenumber_table());
974 while (streamForSize.read_pair()) {
975 num_entries++;
976 }
977
978 CompressedLineNumberReadStream stream(method->compressed_linenumber_table());
979 typeArrayOop result = oopFactory::new_longArray(2 * num_entries, CHECK_NULL);
980
981 int i = 0;
982 jlong value;
983 while (stream.read_pair()) {
984 value = ((long) stream.bci());
985 result->long_at_put(i, value);
986 value = ((long) stream.line());
987 result->long_at_put(i + 1, value);
988 i += 2;
989 }
990
991 return (jlongArray) JNIHandles::make_local(THREAD, result);
992 C2V_END
993
994 C2V_VMENTRY(jlong, getLocalVariableTableStart, (JNIEnv *, jobject, jobject jvmci_method))
995 ResourceMark rm;
996 Method* method = CompilerToVM::asMethod(jvmci_method);
997 if (!method->has_localvariable_table()) {
998 return 0;
999 }
1000 return (jlong) (address) method->localvariable_table_start();
1001 C2V_END
1002
1003 C2V_VMENTRY(jint, getLocalVariableTableLength, (JNIEnv *, jobject, jobject jvmci_method))
1004 ResourceMark rm;
1005 Method* method = CompilerToVM::asMethod(jvmci_method);
1006 return method->localvariable_table_length();
1007 C2V_END
1008
1009 C2V_VMENTRY(void, reprofile, (JNIEnv*, jobject, jobject jvmci_method))
1010 Method* method = CompilerToVM::asMethod(jvmci_method);
1011 MethodCounters* mcs = method->method_counters();
1012 if (mcs != NULL) {
1013 mcs->clear_counters();
1014 }
1015 NOT_PRODUCT(method->set_compiled_invocation_count(0));
1016
1017 nmethod* code = method->code();
1018 if (code != NULL) {
1019 code->make_not_entrant();
1020 }
1021
1022 MethodData* method_data = method->method_data();
1023 if (method_data == NULL) {
1024 ClassLoaderData* loader_data = method->method_holder()->class_loader_data();
1025 method_data = MethodData::allocate(loader_data, method, CHECK);
1026 method->set_method_data(method_data);
1027 } else {
1028 method_data->initialize();
1029 }
1030 C2V_END
1031
1032
1033 C2V_VMENTRY(void, invalidateInstalledCode, (JNIEnv*, jobject, jobject installed_code))
1034 Handle installed_code_handle = JNIHandles::resolve(installed_code);
1035 nmethod::invalidate_installed_code(installed_code_handle, CHECK);
1036 C2V_END
1037
1038 C2V_VMENTRY(jobject, readUncompressedOop, (JNIEnv*, jobject, jlong addr))
1039 oop ret = oopDesc::load_decode_heap_oop((oop*)(address)addr);
1040 return JNIHandles::make_local(THREAD, ret);
1041 C2V_END
1042
1043 C2V_VMENTRY(jlongArray, collectCounters, (JNIEnv*, jobject))
1044 typeArrayOop arrayOop = oopFactory::new_longArray(JVMCICounterSize, CHECK_NULL);
1045 JavaThread::collect_counters(arrayOop);
1046 return (jlongArray) JNIHandles::make_local(THREAD, arrayOop);
1047 C2V_END
1048
1049 C2V_VMENTRY(int, allocateCompileId, (JNIEnv*, jobject, jobject jvmci_method, int entry_bci))
1050 HandleMark hm;
1051 ResourceMark rm;
1052 if (JNIHandles::resolve(jvmci_method) == NULL) {
1053 THROW_0(vmSymbols::java_lang_NullPointerException());
1054 }
1055 Method* method = CompilerToVM::asMethod(jvmci_method);
1056 if (entry_bci >= method->code_size() || entry_bci < -1) {
1057 THROW_MSG_0(vmSymbols::java_lang_IllegalArgumentException(), err_msg("Unexpected bci %d", entry_bci));
1058 }
1059 return CompileBroker::assign_compile_id_unlocked(THREAD, method, entry_bci);
1060 C2V_END
1061
1062
1063 C2V_VMENTRY(jboolean, isMature, (JNIEnv*, jobject, jlong metaspace_method_data))
1064 MethodData* mdo = CompilerToVM::asMethodData(metaspace_method_data);
1065 return mdo != NULL && mdo->is_mature();
1066 C2V_END
1067
1068 C2V_VMENTRY(jboolean, hasCompiledCodeForOSR, (JNIEnv*, jobject, jobject jvmci_method, int entry_bci, int comp_level))
1069 Method* method = CompilerToVM::asMethod(jvmci_method);
1070 return method->lookup_osr_nmethod_for(entry_bci, comp_level, true) != NULL;
1071 C2V_END
1072
1073 C2V_VMENTRY(jobject, getSymbol, (JNIEnv*, jobject, jlong symbol))
1074 Handle sym = java_lang_String::create_from_symbol((Symbol*)(address)symbol, CHECK_NULL);
1075 return JNIHandles::make_local(THREAD, sym());
1076 C2V_END
1077
1078 bool matches(jobjectArray methods, Method* method) {
1079 objArrayOop methods_oop = (objArrayOop) JNIHandles::resolve(methods);
1080
1081 for (int i = 0; i < methods_oop->length(); i++) {
1082 oop resolved = methods_oop->obj_at(i);
1083 if (resolved->is_a(HotSpotResolvedJavaMethodImpl::klass()) && CompilerToVM::asMethod(resolved) == method) {
1084 return true;
1085 }
1086 }
1087 return false;
1088 }
1089
1090 C2V_VMENTRY(jobject, getNextStackFrame, (JNIEnv*, jobject compilerToVM, jobject hs_frame, jobjectArray methods, jint initialSkip))
1091 ResourceMark rm;
1092
1093 if (!thread->has_last_Java_frame()) return NULL;
1094 Handle result = HotSpotStackFrameReference::klass()->allocate_instance(thread);
1095 HotSpotStackFrameReference::klass()->initialize(thread);
1096
1097 StackFrameStream fst(thread);
1098 if (hs_frame != NULL) {
1099 // look for the correct stack frame if one is given
1100 intptr_t* stack_pointer = (intptr_t*) HotSpotStackFrameReference::stackPointer(hs_frame);
1101 while (fst.current()->sp() != stack_pointer && !fst.is_done()) {
1102 fst.next();
1103 }
1104 if (fst.current()->sp() != stack_pointer) {
1105 THROW_MSG_NULL(vmSymbols::java_lang_IllegalStateException(), "stack frame not found")
1106 }
1107 }
1108
1109 int frame_number = 0;
1110 vframe* vf = vframe::new_vframe(fst.current(), fst.register_map(), thread);
1111 if (hs_frame != NULL) {
1112 // look for the correct vframe within the stack frame if one is given
1113 int last_frame_number = HotSpotStackFrameReference::frameNumber(hs_frame);
1114 while (frame_number < last_frame_number) {
1115 if (vf->is_top()) {
1116 THROW_MSG_NULL(vmSymbols::java_lang_IllegalStateException(), "invalid frame number")
1117 }
1118 vf = vf->sender();
1119 frame_number ++;
1120 }
1121 // move one frame forward
1122 if (vf->is_top()) {
1123 if (fst.is_done()) {
1124 return NULL;
1125 }
1126 fst.next();
1127 vf = vframe::new_vframe(fst.current(), fst.register_map(), thread);
1128 frame_number = 0;
1129 } else {
1130 vf = vf->sender();
1131 frame_number++;
1132 }
1133 }
1134
1135 while (true) {
1136 // look for the given method
1137 while (true) {
1138 StackValueCollection* locals = NULL;
1139 if (vf->is_compiled_frame()) {
1140 // compiled method frame
1141 compiledVFrame* cvf = compiledVFrame::cast(vf);
1142 if (methods == NULL || matches(methods, cvf->method())) {
1143 if (initialSkip > 0) {
1144 initialSkip --;
1145 } else {
1146 ScopeDesc* scope = cvf->scope();
1147 // native wrapper do not have a scope
1148 if (scope != NULL && scope->objects() != NULL) {
1149 bool realloc_failures = Deoptimization::realloc_objects(thread, fst.current(), scope->objects(), THREAD);
1150 Deoptimization::reassign_fields(fst.current(), fst.register_map(), scope->objects(), realloc_failures, false);
1151
1152 GrowableArray<ScopeValue*>* local_values = scope->locals();
1153 typeArrayHandle array = oopFactory::new_boolArray(local_values->length(), thread);
1154 for (int i = 0; i < local_values->length(); i++) {
1155 ScopeValue* value = local_values->at(i);
1156 if (value->is_object()) {
1157 array->bool_at_put(i, true);
1158 }
1159 }
1160 HotSpotStackFrameReference::set_localIsVirtual(result, array());
1161 } else {
1162 HotSpotStackFrameReference::set_localIsVirtual(result, NULL);
1163 }
1164
1165 locals = cvf->locals();
1166 HotSpotStackFrameReference::set_bci(result, cvf->bci());
1167 oop method = CompilerToVM::get_jvmci_method(cvf->method(), CHECK_NULL);
1168 HotSpotStackFrameReference::set_method(result, method);
1169 }
1170 }
1171 } else if (vf->is_interpreted_frame()) {
1172 // interpreted method frame
1173 interpretedVFrame* ivf = interpretedVFrame::cast(vf);
1174 if (methods == NULL || matches(methods, ivf->method())) {
1175 if (initialSkip > 0) {
1176 initialSkip --;
1177 } else {
1178 locals = ivf->locals();
1179 HotSpotStackFrameReference::set_bci(result, ivf->bci());
1180 oop method = CompilerToVM::get_jvmci_method(ivf->method(), CHECK_NULL);
1181 HotSpotStackFrameReference::set_method(result, method);
1182 HotSpotStackFrameReference::set_localIsVirtual(result, NULL);
1183 }
1184 }
1185 }
1186
1187 // locals != NULL means that we found a matching frame and result is already partially initialized
1188 if (locals != NULL) {
1189 HotSpotStackFrameReference::set_compilerToVM(result, JNIHandles::resolve(compilerToVM));
1190 HotSpotStackFrameReference::set_stackPointer(result, (jlong) fst.current()->sp());
1191 HotSpotStackFrameReference::set_frameNumber(result, frame_number);
1192
1193 // initialize the locals array
1194 objArrayHandle array = oopFactory::new_objectArray(locals->size(), thread);
1195 for (int i = 0; i < locals->size(); i++) {
1196 StackValue* var = locals->at(i);
1197 if (var->type() == T_OBJECT) {
1198 array->obj_at_put(i, locals->at(i)->get_obj()());
1199 }
1200 }
1201 HotSpotStackFrameReference::set_locals(result, array());
1202
1203 return JNIHandles::make_local(thread, result());
1204 }
1205
1206 if (vf->is_top()) {
1207 break;
1208 }
1209 frame_number++;
1210 vf = vf->sender();
1211 } // end of vframe loop
1212
1213 if (fst.is_done()) {
1214 break;
1215 }
1216 fst.next();
1217 vf = vframe::new_vframe(fst.current(), fst.register_map(), thread);
1218 frame_number = 0;
1219 } // end of frame loop
1220
1221 // the end was reached without finding a matching method
1222 return NULL;
1223 C2V_END
1224
1225 C2V_VMENTRY(void, resolveInvokeDynamicInPool, (JNIEnv*, jobject, jobject jvmci_constant_pool, jint index))
1226 constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool);
1227 CallInfo callInfo;
1228 LinkResolver::resolve_invoke(callInfo, Handle(), cp, index, Bytecodes::_invokedynamic, CHECK);
1229 ConstantPoolCacheEntry* cp_cache_entry = cp->invokedynamic_cp_cache_entry_at(index);
1230 cp_cache_entry->set_dynamic_call(cp, callInfo);
1231 C2V_END
1232
1233 C2V_VMENTRY(void, resolveInvokeHandleInPool, (JNIEnv*, jobject, jobject jvmci_constant_pool, jint index))
1234 constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool);
1235 CallInfo callInfo;
1236 LinkResolver::resolve_invoke(callInfo, Handle(), cp, index, Bytecodes::_invokehandle, CHECK);
1237 ConstantPoolCacheEntry* cp_cache_entry = cp_cache_entry = cp->cache()->entry_at(cp->decode_cpcache_index(index));
1238 cp_cache_entry->set_method_handle(cp, callInfo);
1239 C2V_END
1240
1241 C2V_VMENTRY(jboolean, shouldDebugNonSafepoints, (JNIEnv*, jobject))
1242 //see compute_recording_non_safepoints in debugInfroRec.cpp
1243 if (JvmtiExport::should_post_compiled_method_load() && FLAG_IS_DEFAULT(DebugNonSafepoints)) {
1244 return true;
1245 }
1246 return DebugNonSafepoints;
1247 C2V_END
1248
1249 // public native void materializeVirtualObjects(HotSpotStackFrameReference stackFrame, boolean invalidate);
1250 C2V_VMENTRY(void, materializeVirtualObjects, (JNIEnv*, jobject, jobject hs_frame, bool invalidate))
1251 ResourceMark rm;
1252
1253 if (hs_frame == NULL) {
1254 THROW_MSG(vmSymbols::java_lang_NullPointerException(), "stack frame is null")
1255 }
1256
1257 HotSpotStackFrameReference::klass()->initialize(thread);
1258
1259 // look for the given stack frame
1260 StackFrameStream fst(thread);
1261 intptr_t* stack_pointer = (intptr_t*) HotSpotStackFrameReference::stackPointer(hs_frame);
1262 while (fst.current()->sp() != stack_pointer && !fst.is_done()) {
1263 fst.next();
1264 }
1265 if (fst.current()->sp() != stack_pointer) {
1266 THROW_MSG(vmSymbols::java_lang_IllegalStateException(), "stack frame not found")
1267 }
1268
1269 if (invalidate) {
1270 if (!fst.current()->is_compiled_frame()) {
1271 THROW_MSG(vmSymbols::java_lang_IllegalStateException(), "compiled stack frame expected")
1272 }
1273 assert(fst.current()->cb()->is_nmethod(), "nmethod expected");
1274 ((nmethod*) fst.current()->cb())->make_not_entrant();
1275 }
1276 Deoptimization::deoptimize(thread, *fst.current(), fst.register_map(), Deoptimization::Reason_none);
1277 // look for the frame again as it has been updated by deopt (pc, deopt state...)
1278 StackFrameStream fstAfterDeopt(thread);
1279 while (fstAfterDeopt.current()->sp() != stack_pointer && !fstAfterDeopt.is_done()) {
1280 fstAfterDeopt.next();
1281 }
1282 if (fstAfterDeopt.current()->sp() != stack_pointer) {
1283 THROW_MSG(vmSymbols::java_lang_IllegalStateException(), "stack frame not found after deopt")
1284 }
1285
1286 vframe* vf = vframe::new_vframe(fstAfterDeopt.current(), fstAfterDeopt.register_map(), thread);
1287 if (!vf->is_compiled_frame()) {
1288 THROW_MSG(vmSymbols::java_lang_IllegalStateException(), "compiled stack frame expected")
1289 }
1290
1291 GrowableArray<compiledVFrame*>* virtualFrames = new GrowableArray<compiledVFrame*>(10);
1292 while (true) {
1293 assert(vf->is_compiled_frame(), "Wrong frame type");
1294 virtualFrames->push(compiledVFrame::cast(vf));
1295 if (vf->is_top()) {
1296 break;
1297 }
1298 vf = vf->sender();
1299 }
1300
1301 int last_frame_number = HotSpotStackFrameReference::frameNumber(hs_frame);
1302 if (last_frame_number >= virtualFrames->length()) {
1303 THROW_MSG(vmSymbols::java_lang_IllegalStateException(), "invalid frame number")
1304 }
1305
1306 // Reallocate the non-escaping objects and restore their fields.
1307 assert (virtualFrames->at(last_frame_number)->scope() != NULL,"invalid scope");
1308 GrowableArray<ScopeValue*>* objects = virtualFrames->at(last_frame_number)->scope()->objects();
1309
1310 if (objects == NULL) {
1311 // no objects to materialize
1312 return;
1313 }
1314
1315 bool realloc_failures = Deoptimization::realloc_objects(thread, fstAfterDeopt.current(), objects, THREAD);
1316 Deoptimization::reassign_fields(fstAfterDeopt.current(), fstAfterDeopt.register_map(), objects, realloc_failures, false);
1317
1318 for (int frame_index = 0; frame_index < virtualFrames->length(); frame_index++) {
1319 compiledVFrame* cvf = virtualFrames->at(frame_index);
1320
1321 GrowableArray<ScopeValue*>* scopeLocals = cvf->scope()->locals();
1322 StackValueCollection* locals = cvf->locals();
1323
1324 if (locals != NULL) {
1325 for (int i2 = 0; i2 < locals->size(); i2++) {
1326 StackValue* var = locals->at(i2);
1327 if (var->type() == T_OBJECT && scopeLocals->at(i2)->is_object()) {
1328 jvalue val;
1329 val.l = (jobject) locals->at(i2)->get_obj()();
1330 cvf->update_local(T_OBJECT, i2, val);
1331 }
1332 }
1333 }
1334 }
1335
1336 // all locals are materialized by now
1337 HotSpotStackFrameReference::set_localIsVirtual(hs_frame, NULL);
1338
1339 // update the locals array
1340 objArrayHandle array = HotSpotStackFrameReference::locals(hs_frame);
1341 StackValueCollection* locals = virtualFrames->at(last_frame_number)->locals();
1342 for (int i = 0; i < locals->size(); i++) {
1343 StackValue* var = locals->at(i);
1344 if (var->type() == T_OBJECT) {
1345 array->obj_at_put(i, locals->at(i)->get_obj()());
1346 }
1347 }
1348 C2V_END
1349
1350 C2V_VMENTRY(void, writeDebugOutput, (JNIEnv*, jobject, jbyteArray bytes, jint offset, jint length))
1351 if (bytes == NULL) {
1352 THROW(vmSymbols::java_lang_NullPointerException());
1353 }
1354 typeArrayOop array = (typeArrayOop) JNIHandles::resolve(bytes);
1355
1356 // Check if offset and length are non negative.
1357 if (offset < 0 || length < 0) {
1358 THROW(vmSymbols::java_lang_ArrayIndexOutOfBoundsException());
1359 }
1360 // Check if the range is valid.
1361 if ((((unsigned int) length + (unsigned int) offset) > (unsigned int) array->length())) {
1362 THROW(vmSymbols::java_lang_ArrayIndexOutOfBoundsException());
1363 }
1364 while (length > 0) {
1365 jbyte* start = array->byte_at_addr(offset);
1366 tty->write((char*) start, MIN2(length, O_BUFLEN));
1367 length -= O_BUFLEN;
1368 offset += O_BUFLEN;
1369 }
1370 C2V_END
1371
1372 C2V_VMENTRY(void, flushDebugOutput, (JNIEnv*, jobject))
1373 tty->flush();
1374 C2V_END
1375
1376 C2V_VMENTRY(int, methodDataProfileDataSize, (JNIEnv*, jobject, jlong metaspace_method_data, jint position))
1377 ResourceMark rm;
1378 MethodData* mdo = CompilerToVM::asMethodData(metaspace_method_data);
1379 ProfileData* profile_data = mdo->data_at(position);
1380 if (mdo->is_valid(profile_data)) {
1381 return profile_data->size_in_bytes();
1382 }
1383 DataLayout* data = mdo->extra_data_base();
1384 DataLayout* end = mdo->extra_data_limit();
1385 for (;; data = mdo->next_extra(data)) {
1386 assert(data < end, "moved past end of extra data");
1387 profile_data = data->data_in();
1388 if (mdo->dp_to_di(profile_data->dp()) == position) {
1389 return profile_data->size_in_bytes();
1390 }
1391 }
1392 THROW_MSG_0(vmSymbols::java_lang_IllegalArgumentException(), err_msg("Invalid profile data position %d", position));
1393 C2V_END
1394
1395 C2V_VMENTRY(int, interpreterFrameSize, (JNIEnv*, jobject, jobject bytecode_frame_handle))
1396 if (bytecode_frame_handle == NULL) {
1397 THROW_0(vmSymbols::java_lang_NullPointerException());
1398 }
1399
1400 oop top_bytecode_frame = JNIHandles::resolve_non_null(bytecode_frame_handle);
1401 oop bytecode_frame = top_bytecode_frame;
1402 int size = 0;
1403 int callee_parameters = 0;
1404 int callee_locals = 0;
1405 Method* method = getMethodFromHotSpotMethod(BytecodePosition::method(bytecode_frame));
1406 int extra_args = method->max_stack() - BytecodeFrame::numStack(bytecode_frame);
1407
1408 while (bytecode_frame != NULL) {
1409 int locks = BytecodeFrame::numLocks(bytecode_frame);
1410 int temps = BytecodeFrame::numStack(bytecode_frame);
1411 bool is_top_frame = (bytecode_frame == top_bytecode_frame);
1412 Method* method = getMethodFromHotSpotMethod(BytecodePosition::method(bytecode_frame));
1413
1414 int frame_size = BytesPerWord * Interpreter::size_activation(method->max_stack(),
1415 temps + callee_parameters,
1416 extra_args,
1417 locks,
1418 callee_parameters,
1419 callee_locals,
1420 is_top_frame);
1421 size += frame_size;
1422
1423 callee_parameters = method->size_of_parameters();
1424 callee_locals = method->max_locals();
1425 extra_args = 0;
1426 bytecode_frame = BytecodePosition::caller(bytecode_frame);
1427 }
1428 return size + Deoptimization::last_frame_adjust(0, callee_locals) * BytesPerWord;
1429 C2V_END
1430
1431
1432 #define CC (char*) /*cast a literal from (const char*)*/
1433 #define FN_PTR(f) CAST_FROM_FN_PTR(void*, &(c2v_ ## f))
1434
1435 #define STRING "Ljava/lang/String;"
1436 #define OBJECT "Ljava/lang/Object;"
1437 #define CLASS "Ljava/lang/Class;"
1438 #define STACK_TRACE_ELEMENT "Ljava/lang/StackTraceElement;"
1439 #define INSTALLED_CODE "Ljdk/vm/ci/code/InstalledCode;"
1440 #define TARGET_DESCRIPTION "Ljdk/vm/ci/code/TargetDescription;"
1441 #define BYTECODE_FRAME "Ljdk/vm/ci/code/BytecodeFrame;"
1442 #define RESOLVED_METHOD "Ljdk/vm/ci/meta/ResolvedJavaMethod;"
1443 #define HS_RESOLVED_METHOD "Ljdk/vm/ci/hotspot/HotSpotResolvedJavaMethodImpl;"
1444 #define HS_RESOLVED_KLASS "Ljdk/vm/ci/hotspot/HotSpotResolvedObjectTypeImpl;"
1445 #define HS_CONSTANT_POOL "Ljdk/vm/ci/hotspot/HotSpotConstantPool;"
1446 #define HS_COMPILED_CODE "Ljdk/vm/ci/hotspot/HotSpotCompiledCode;"
1447 #define HS_CONFIG "Ljdk/vm/ci/hotspot/HotSpotVMConfig;"
1448 #define HS_METADATA "Ljdk/vm/ci/hotspot/HotSpotMetaData;"
1449 #define HS_STACK_FRAME_REF "Ljdk/vm/ci/hotspot/HotSpotStackFrameReference;"
1450 #define HS_SPECULATION_LOG "Ljdk/vm/ci/hotspot/HotSpotSpeculationLog;"
1451 #define METASPACE_METHOD_DATA "J"
1452
1453 JNINativeMethod CompilerToVM::methods[] = {
1454 {CC"getBytecode", CC"("HS_RESOLVED_METHOD")[B", FN_PTR(getBytecode)},
1455 {CC"getExceptionTableStart", CC"("HS_RESOLVED_METHOD")J", FN_PTR(getExceptionTableStart)},
1456 {CC"getExceptionTableLength", CC"("HS_RESOLVED_METHOD")I", FN_PTR(getExceptionTableLength)},
1457 {CC"findUniqueConcreteMethod", CC"("HS_RESOLVED_KLASS HS_RESOLVED_METHOD")"HS_RESOLVED_METHOD, FN_PTR(findUniqueConcreteMethod)},
1458 {CC"getImplementor", CC"("HS_RESOLVED_KLASS")"HS_RESOLVED_KLASS, FN_PTR(getImplementor)},
1459 {CC"getStackTraceElement", CC"("HS_RESOLVED_METHOD"I)"STACK_TRACE_ELEMENT, FN_PTR(getStackTraceElement)},
1460 {CC"methodIsIgnoredBySecurityStackWalk", CC"("HS_RESOLVED_METHOD")Z", FN_PTR(methodIsIgnoredBySecurityStackWalk)},
1461 {CC"doNotInlineOrCompile", CC"("HS_RESOLVED_METHOD")V", FN_PTR(doNotInlineOrCompile)},
1462 {CC"canInlineMethod", CC"("HS_RESOLVED_METHOD")Z", FN_PTR(canInlineMethod)},
1463 {CC"shouldInlineMethod", CC"("HS_RESOLVED_METHOD")Z", FN_PTR(shouldInlineMethod)},
1464 {CC"lookupType", CC"("STRING CLASS"Z)"HS_RESOLVED_KLASS, FN_PTR(lookupType)},
1465 {CC"lookupNameInPool", CC"("HS_CONSTANT_POOL"I)"STRING, FN_PTR(lookupNameInPool)},
1466 {CC"lookupNameAndTypeRefIndexInPool", CC"("HS_CONSTANT_POOL"I)I", FN_PTR(lookupNameAndTypeRefIndexInPool)},
1467 {CC"lookupSignatureInPool", CC"("HS_CONSTANT_POOL"I)"STRING, FN_PTR(lookupSignatureInPool)},
1468 {CC"lookupKlassRefIndexInPool", CC"("HS_CONSTANT_POOL"I)I", FN_PTR(lookupKlassRefIndexInPool)},
1469 {CC"lookupKlassInPool", CC"("HS_CONSTANT_POOL"I)Ljava/lang/Object;", FN_PTR(lookupKlassInPool)},
1470 {CC"lookupAppendixInPool", CC"("HS_CONSTANT_POOL"I)"OBJECT, FN_PTR(lookupAppendixInPool)},
1471 {CC"lookupMethodInPool", CC"("HS_CONSTANT_POOL"IB)"HS_RESOLVED_METHOD, FN_PTR(lookupMethodInPool)},
1472 {CC"constantPoolRemapInstructionOperandFromCache", CC"("HS_CONSTANT_POOL"I)I", FN_PTR(constantPoolRemapInstructionOperandFromCache)},
1473 {CC"resolveConstantInPool", CC"("HS_CONSTANT_POOL"I)"OBJECT, FN_PTR(resolveConstantInPool)},
1474 {CC"resolvePossiblyCachedConstantInPool", CC"("HS_CONSTANT_POOL"I)"OBJECT, FN_PTR(resolvePossiblyCachedConstantInPool)},
1475 {CC"resolveTypeInPool", CC"("HS_CONSTANT_POOL"I)"HS_RESOLVED_KLASS, FN_PTR(resolveTypeInPool)},
1476 {CC"resolveFieldInPool", CC"("HS_CONSTANT_POOL"IB[J)"HS_RESOLVED_KLASS, FN_PTR(resolveFieldInPool)},
1477 {CC"resolveInvokeDynamicInPool", CC"("HS_CONSTANT_POOL"I)V", FN_PTR(resolveInvokeDynamicInPool)},
1478 {CC"resolveInvokeHandleInPool", CC"("HS_CONSTANT_POOL"I)V", FN_PTR(resolveInvokeHandleInPool)},
1479 {CC"resolveMethod", CC"("HS_RESOLVED_KLASS HS_RESOLVED_METHOD HS_RESOLVED_KLASS")"HS_RESOLVED_METHOD, FN_PTR(resolveMethod)},
1480 {CC"getVtableIndexForInterfaceMethod", CC"("HS_RESOLVED_KLASS HS_RESOLVED_METHOD")I", FN_PTR(getVtableIndexForInterfaceMethod)},
1481 {CC"getClassInitializer", CC"("HS_RESOLVED_KLASS")"HS_RESOLVED_METHOD, FN_PTR(getClassInitializer)},
1482 {CC"hasFinalizableSubclass", CC"("HS_RESOLVED_KLASS")Z", FN_PTR(hasFinalizableSubclass)},
1483 {CC"getMaxCallTargetOffset", CC"(J)J", FN_PTR(getMaxCallTargetOffset)},
1484 {CC"getResolvedJavaMethodAtSlot", CC"("CLASS"I)"HS_RESOLVED_METHOD, FN_PTR(getResolvedJavaMethodAtSlot)},
1485 {CC"getResolvedJavaMethod", CC"(Ljava/lang/Object;J)"HS_RESOLVED_METHOD, FN_PTR(getResolvedJavaMethod)},
1486 {CC"getConstantPool", CC"(Ljava/lang/Object;J)"HS_CONSTANT_POOL, FN_PTR(getConstantPool)},
1487 {CC"getResolvedJavaType", CC"(Ljava/lang/Object;JZ)"HS_RESOLVED_KLASS, FN_PTR(getResolvedJavaType)},
1488 {CC"initializeConfiguration", CC"("HS_CONFIG")J", FN_PTR(initializeConfiguration)},
1489 {CC"installCode", CC"("TARGET_DESCRIPTION HS_COMPILED_CODE INSTALLED_CODE HS_SPECULATION_LOG")I", FN_PTR(installCode)},
1490 {CC"getMetadata", CC"("TARGET_DESCRIPTION HS_COMPILED_CODE HS_METADATA")I", FN_PTR(getMetadata)},
1491 {CC"notifyCompilationStatistics", CC"(I"HS_RESOLVED_METHOD"ZIJJ"INSTALLED_CODE")V", FN_PTR(notifyCompilationStatistics)},
1492 {CC"resetCompilationStatistics", CC"()V", FN_PTR(resetCompilationStatistics)},
1493 {CC"disassembleCodeBlob", CC"("INSTALLED_CODE")"STRING, FN_PTR(disassembleCodeBlob)},
1494 {CC"executeInstalledCode", CC"(["OBJECT INSTALLED_CODE")"OBJECT, FN_PTR(executeInstalledCode)},
1495 {CC"getLineNumberTable", CC"("HS_RESOLVED_METHOD")[J", FN_PTR(getLineNumberTable)},
1496 {CC"getLocalVariableTableStart", CC"("HS_RESOLVED_METHOD")J", FN_PTR(getLocalVariableTableStart)},
1497 {CC"getLocalVariableTableLength", CC"("HS_RESOLVED_METHOD")I", FN_PTR(getLocalVariableTableLength)},
1498 {CC"reprofile", CC"("HS_RESOLVED_METHOD")V", FN_PTR(reprofile)},
1499 {CC"invalidateInstalledCode", CC"("INSTALLED_CODE")V", FN_PTR(invalidateInstalledCode)},
1500 {CC"readUncompressedOop", CC"(J)"OBJECT, FN_PTR(readUncompressedOop)},
1501 {CC"collectCounters", CC"()[J", FN_PTR(collectCounters)},
1502 {CC"allocateCompileId", CC"("HS_RESOLVED_METHOD"I)I", FN_PTR(allocateCompileId)},
1503 {CC"isMature", CC"("METASPACE_METHOD_DATA")Z", FN_PTR(isMature)},
1504 {CC"hasCompiledCodeForOSR", CC"("HS_RESOLVED_METHOD"II)Z", FN_PTR(hasCompiledCodeForOSR)},
1505 {CC"getSymbol", CC"(J)"STRING, FN_PTR(getSymbol)},
1506 {CC"getNextStackFrame", CC"("HS_STACK_FRAME_REF "["RESOLVED_METHOD"I)"HS_STACK_FRAME_REF, FN_PTR(getNextStackFrame)},
1507 {CC"materializeVirtualObjects", CC"("HS_STACK_FRAME_REF"Z)V", FN_PTR(materializeVirtualObjects)},
1508 {CC"shouldDebugNonSafepoints", CC"()Z", FN_PTR(shouldDebugNonSafepoints)},
1509 {CC"writeDebugOutput", CC"([BII)V", FN_PTR(writeDebugOutput)},
1510 {CC"flushDebugOutput", CC"()V", FN_PTR(flushDebugOutput)},
1511 {CC"methodDataProfileDataSize", CC"(JI)I", FN_PTR(methodDataProfileDataSize)},
1512 {CC"interpreterFrameSize", CC"("BYTECODE_FRAME")I", FN_PTR(interpreterFrameSize)},
1513 };
1514
1515 int CompilerToVM::methods_count() {
1516 return sizeof(methods) / sizeof(JNINativeMethod);
1517 }
1518