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