1 /*
2 * Copyright (c) 2011, 2016, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation.
8 *
9 * This code is distributed in the hope that it will be useful, but WITHOUT
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
12 * version 2 for more details (a copy is included in the LICENSE file that
13 * accompanied this code).
14 *
15 * You should have received a copy of the GNU General Public License version
16 * 2 along with this work; if not, write to the Free Software Foundation,
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
18 *
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
20 * or visit www.oracle.com if you need additional information or have any
21 * questions.
22 */
23
24 #include "precompiled.hpp"
25 #include "classfile/javaClasses.inline.hpp"
26 #include "code/codeCache.hpp"
27 #include "code/scopeDesc.hpp"
28 #include "interpreter/linkResolver.hpp"
29 #include "memory/oopFactory.hpp"
30 #include "memory/resourceArea.hpp"
31 #include "oops/generateOopMap.hpp"
32 #include "oops/fieldStreams.hpp"
33 #include "oops/oop.inline.hpp"
34 #include "oops/objArrayOop.inline.hpp"
35 #include "runtime/fieldDescriptor.hpp"
36 #include "runtime/javaCalls.hpp"
37 #include "jvmci/jvmciRuntime.hpp"
38 #include "compiler/abstractCompiler.hpp"
39 #include "compiler/compileBroker.hpp"
40 #include "compiler/compilerOracle.hpp"
41 #include "compiler/disassembler.hpp"
42 #include "compiler/oopMap.hpp"
43 #include "jvmci/jvmciCompilerToVM.hpp"
44 #include "jvmci/jvmciCompiler.hpp"
45 #include "jvmci/jvmciEnv.hpp"
46 #include "jvmci/jvmciJavaClasses.hpp"
47 #include "jvmci/jvmciCodeInstaller.hpp"
48 #include "jvmci/vmStructs_jvmci.hpp"
49 #include "gc/g1/heapRegion.hpp"
50 #include "runtime/javaCalls.hpp"
51 #include "runtime/deoptimization.hpp"
52 #include "runtime/timerTrace.hpp"
53 #include "runtime/vframe.hpp"
54 #include "runtime/vframe_hp.hpp"
55 #include "runtime/vmStructs.hpp"
56 #include "utilities/resourceHash.hpp"
57
58
59 // Entry to native method implementation that transitions current thread to '_thread_in_vm'.
60 #define C2V_VMENTRY(result_type, name, signature) \
61 JNIEXPORT result_type JNICALL c2v_ ## name signature { \
62 TRACE_jvmci_1("CompilerToVM::" #name); \
63 TRACE_CALL(result_type, jvmci_ ## name signature) \
64 JVMCI_VM_ENTRY_MARK; \
65
66 #define C2V_END }
67
68 oop CompilerToVM::get_jvmci_method(const methodHandle& method, TRAPS) {
69 if (method() != NULL) {
70 JavaValue result(T_OBJECT);
71 JavaCallArguments args;
72 args.push_long((jlong) (address) method());
73 JavaCalls::call_static(&result, SystemDictionary::HotSpotResolvedJavaMethodImpl_klass(), vmSymbols::fromMetaspace_name(), vmSymbols::method_fromMetaspace_signature(), &args, CHECK_NULL);
74
75 return (oop)result.get_jobject();
76 }
77 return NULL;
78 }
79
80 oop CompilerToVM::get_jvmci_type(KlassHandle klass, TRAPS) {
81 if (klass() != NULL) {
82 JavaValue result(T_OBJECT);
83 JavaCallArguments args;
84 args.push_oop(klass->java_mirror());
85 JavaCalls::call_static(&result, SystemDictionary::HotSpotResolvedObjectTypeImpl_klass(), vmSymbols::fromMetaspace_name(), vmSymbols::klass_fromMetaspace_signature(), &args, CHECK_NULL);
86
87 return (oop)result.get_jobject();
88 }
89 return NULL;
90 }
91
92 int CompilerToVM::Data::Klass_vtable_start_offset;
93 int CompilerToVM::Data::Klass_vtable_length_offset;
94
95 int CompilerToVM::Data::Method_extra_stack_entries;
96
97 address CompilerToVM::Data::SharedRuntime_ic_miss_stub;
98 address CompilerToVM::Data::SharedRuntime_handle_wrong_method_stub;
99 address CompilerToVM::Data::SharedRuntime_deopt_blob_unpack;
100 address CompilerToVM::Data::SharedRuntime_deopt_blob_uncommon_trap;
101
102 size_t CompilerToVM::Data::ThreadLocalAllocBuffer_alignment_reserve;
103
104 CollectedHeap* CompilerToVM::Data::Universe_collectedHeap;
105 int CompilerToVM::Data::Universe_base_vtable_size;
106 address CompilerToVM::Data::Universe_narrow_oop_base;
107 int CompilerToVM::Data::Universe_narrow_oop_shift;
108 address CompilerToVM::Data::Universe_narrow_klass_base;
109 int CompilerToVM::Data::Universe_narrow_klass_shift;
110 void* CompilerToVM::Data::Universe_non_oop_bits;
111 uintptr_t CompilerToVM::Data::Universe_verify_oop_mask;
112 uintptr_t CompilerToVM::Data::Universe_verify_oop_bits;
113
114 bool CompilerToVM::Data::_supports_inline_contig_alloc;
115 HeapWord** CompilerToVM::Data::_heap_end_addr;
116 HeapWord* volatile* CompilerToVM::Data::_heap_top_addr;
117 int CompilerToVM::Data::_max_oop_map_stack_offset;
118
119 jbyte* CompilerToVM::Data::cardtable_start_address;
120 int CompilerToVM::Data::cardtable_shift;
121
122 int CompilerToVM::Data::vm_page_size;
123
124 int CompilerToVM::Data::sizeof_vtableEntry = sizeof(vtableEntry);
125 int CompilerToVM::Data::sizeof_ExceptionTableElement = sizeof(ExceptionTableElement);
126 int CompilerToVM::Data::sizeof_LocalVariableTableElement = sizeof(LocalVariableTableElement);
127 int CompilerToVM::Data::sizeof_ConstantPool = sizeof(ConstantPool);
128 int CompilerToVM::Data::sizeof_SymbolPointer = sizeof(Symbol*);
129 int CompilerToVM::Data::sizeof_narrowKlass = sizeof(narrowKlass);
130 int CompilerToVM::Data::sizeof_arrayOopDesc = sizeof(arrayOopDesc);
131 int CompilerToVM::Data::sizeof_BasicLock = sizeof(BasicLock);
132
133 address CompilerToVM::Data::dsin;
134 address CompilerToVM::Data::dcos;
135 address CompilerToVM::Data::dtan;
136 address CompilerToVM::Data::dexp;
137 address CompilerToVM::Data::dlog;
138 address CompilerToVM::Data::dlog10;
139 address CompilerToVM::Data::dpow;
140
141 address CompilerToVM::Data::symbol_init;
142 address CompilerToVM::Data::symbol_clinit;
143
144 void CompilerToVM::Data::initialize(TRAPS) {
145 Klass_vtable_start_offset = in_bytes(Klass::vtable_start_offset());
146 Klass_vtable_length_offset = in_bytes(Klass::vtable_length_offset());
147
148 Method_extra_stack_entries = Method::extra_stack_entries();
149
150 SharedRuntime_ic_miss_stub = SharedRuntime::get_ic_miss_stub();
151 SharedRuntime_handle_wrong_method_stub = SharedRuntime::get_handle_wrong_method_stub();
152 SharedRuntime_deopt_blob_unpack = SharedRuntime::deopt_blob()->unpack();
153 SharedRuntime_deopt_blob_uncommon_trap = SharedRuntime::deopt_blob()->uncommon_trap();
154
155 ThreadLocalAllocBuffer_alignment_reserve = ThreadLocalAllocBuffer::alignment_reserve();
156
157 Universe_collectedHeap = Universe::heap();
158 Universe_base_vtable_size = Universe::base_vtable_size();
159 Universe_narrow_oop_base = Universe::narrow_oop_base();
160 Universe_narrow_oop_shift = Universe::narrow_oop_shift();
161 Universe_narrow_klass_base = Universe::narrow_klass_base();
162 Universe_narrow_klass_shift = Universe::narrow_klass_shift();
163 Universe_non_oop_bits = Universe::non_oop_word();
164 Universe_verify_oop_mask = Universe::verify_oop_mask();
165 Universe_verify_oop_bits = Universe::verify_oop_bits();
166
167 _supports_inline_contig_alloc = Universe::heap()->supports_inline_contig_alloc();
168 _heap_end_addr = _supports_inline_contig_alloc ? Universe::heap()->end_addr() : (HeapWord**) -1;
169 _heap_top_addr = _supports_inline_contig_alloc ? Universe::heap()->top_addr() : (HeapWord* volatile*) -1;
170
171 _max_oop_map_stack_offset = (OopMapValue::register_mask - VMRegImpl::stack2reg(0)->value()) * VMRegImpl::stack_slot_size;
172 int max_oop_map_stack_index = _max_oop_map_stack_offset / VMRegImpl::stack_slot_size;
173 assert(OopMapValue::legal_vm_reg_name(VMRegImpl::stack2reg(max_oop_map_stack_index)), "should be valid");
174 assert(!OopMapValue::legal_vm_reg_name(VMRegImpl::stack2reg(max_oop_map_stack_index + 1)), "should be invalid");
175
176 symbol_init = (address) vmSymbols::object_initializer_name();
177 symbol_clinit = (address) vmSymbols::class_initializer_name();
178
179 BarrierSet* bs = Universe::heap()->barrier_set();
180 switch (bs->kind()) {
181 case BarrierSet::CardTableModRef:
182 case BarrierSet::CardTableForRS:
183 case BarrierSet::CardTableExtension:
184 case BarrierSet::G1SATBCT:
185 case BarrierSet::G1SATBCTLogging: {
186 jbyte* base = barrier_set_cast<CardTableModRefBS>(bs)->byte_map_base;
187 assert(base != 0, "unexpected byte_map_base");
188 cardtable_start_address = base;
189 cardtable_shift = CardTableModRefBS::card_shift;
190 break;
191 }
192 case BarrierSet::ModRef:
193 cardtable_start_address = 0;
194 cardtable_shift = 0;
195 // No post barriers
196 break;
197 default:
198 JVMCI_ERROR("Unsupported BarrierSet kind %d", bs->kind());
199 break;
200 }
201
202 vm_page_size = os::vm_page_size();
203
204 #define SET_TRIGFUNC(name) \
205 if (StubRoutines::name() != NULL) { \
206 name = StubRoutines::name(); \
207 } else { \
208 name = CAST_FROM_FN_PTR(address, SharedRuntime::name); \
209 }
210
211 SET_TRIGFUNC(dsin);
212 SET_TRIGFUNC(dcos);
213 SET_TRIGFUNC(dtan);
214 SET_TRIGFUNC(dexp);
215 SET_TRIGFUNC(dlog10);
216 SET_TRIGFUNC(dlog);
217 SET_TRIGFUNC(dpow);
218
219 #undef SET_TRIGFUNC
220 }
221
222 objArrayHandle CompilerToVM::initialize_intrinsics(TRAPS) {
223 objArrayHandle vmIntrinsics = oopFactory::new_objArray(VMIntrinsicMethod::klass(), (vmIntrinsics::ID_LIMIT - 1), CHECK_(objArrayHandle()));
224 int index = 0;
225 // The intrinsics for a class are usually adjacent to each other.
226 // When they are, the string for the class name can be reused.
227 vmSymbols::SID kls_sid = vmSymbols::NO_SID;
228 Handle kls_str;
229 #define SID_ENUM(n) vmSymbols::VM_SYMBOL_ENUM_NAME(n)
230 #define VM_SYMBOL_TO_STRING(s) \
231 java_lang_String::create_from_symbol(vmSymbols::symbol_at(SID_ENUM(s)), CHECK_(objArrayHandle()))
232 #define VM_INTRINSIC_INFO(id, kls, name, sig, ignore_fcode) { \
233 instanceHandle vmIntrinsicMethod = InstanceKlass::cast(VMIntrinsicMethod::klass())->allocate_instance_handle(CHECK_(objArrayHandle())); \
234 if (kls_sid != SID_ENUM(kls)) { \
235 kls_str = VM_SYMBOL_TO_STRING(kls); \
236 kls_sid = SID_ENUM(kls); \
237 } \
238 Handle name_str = VM_SYMBOL_TO_STRING(name); \
239 Handle sig_str = VM_SYMBOL_TO_STRING(sig); \
240 VMIntrinsicMethod::set_declaringClass(vmIntrinsicMethod, kls_str()); \
241 VMIntrinsicMethod::set_name(vmIntrinsicMethod, name_str()); \
242 VMIntrinsicMethod::set_descriptor(vmIntrinsicMethod, sig_str()); \
243 VMIntrinsicMethod::set_id(vmIntrinsicMethod, vmIntrinsics::id); \
244 vmIntrinsics->obj_at_put(index++, vmIntrinsicMethod()); \
245 }
246
247 VM_INTRINSICS_DO(VM_INTRINSIC_INFO, VM_SYMBOL_IGNORE, VM_SYMBOL_IGNORE, VM_SYMBOL_IGNORE, VM_ALIAS_IGNORE)
248 #undef SID_ENUM
249 #undef VM_SYMBOL_TO_STRING
250 #undef VM_INTRINSIC_INFO
251 assert(index == vmIntrinsics::ID_LIMIT - 1, "must be");
252
253 return vmIntrinsics;
254 }
255
256 /**
257 * The set of VM flags known to be used.
258 */
259 #define PREDEFINED_CONFIG_FLAGS(do_bool_flag, do_intx_flag, do_uintx_flag) \
260 do_intx_flag(AllocateInstancePrefetchLines) \
261 do_intx_flag(AllocatePrefetchDistance) \
262 do_intx_flag(AllocatePrefetchInstr) \
263 do_intx_flag(AllocatePrefetchLines) \
264 do_intx_flag(AllocatePrefetchStepSize) \
265 do_intx_flag(AllocatePrefetchStyle) \
266 do_intx_flag(BciProfileWidth) \
267 do_bool_flag(BootstrapJVMCI) \
268 do_bool_flag(CITime) \
269 do_bool_flag(CITimeEach) \
270 do_uintx_flag(CodeCacheSegmentSize) \
271 do_intx_flag(CodeEntryAlignment) \
272 do_bool_flag(CompactFields) \
273 NOT_PRODUCT(do_intx_flag(CompileTheWorldStartAt)) \
274 NOT_PRODUCT(do_intx_flag(CompileTheWorldStopAt)) \
275 do_intx_flag(ContendedPaddingWidth) \
276 do_bool_flag(DontCompileHugeMethods) \
277 do_bool_flag(EnableContended) \
278 do_intx_flag(FieldsAllocationStyle) \
279 do_bool_flag(FoldStableValues) \
280 do_bool_flag(ForceUnreachable) \
281 do_intx_flag(HugeMethodLimit) \
282 do_bool_flag(Inline) \
283 do_intx_flag(JVMCICounterSize) \
284 do_bool_flag(JVMCIPrintProperties) \
285 do_bool_flag(JVMCIUseFastLocking) \
286 do_intx_flag(MethodProfileWidth) \
287 do_intx_flag(ObjectAlignmentInBytes) \
288 do_bool_flag(PrintInlining) \
289 do_bool_flag(ReduceInitialCardMarks) \
290 do_bool_flag(RestrictContended) \
291 do_intx_flag(StackReservedPages) \
292 do_intx_flag(StackShadowPages) \
293 do_bool_flag(TLABStats) \
294 do_uintx_flag(TLABWasteIncrement) \
295 do_intx_flag(TypeProfileWidth) \
296 do_bool_flag(UseAESIntrinsics) \
297 X86_ONLY(do_intx_flag(UseAVX)) \
298 do_bool_flag(UseBiasedLocking) \
299 do_bool_flag(UseCRC32Intrinsics) \
300 do_bool_flag(UseCompressedClassPointers) \
301 do_bool_flag(UseCompressedOops) \
302 do_bool_flag(UseConcMarkSweepGC) \
303 X86_ONLY(do_bool_flag(UseCountLeadingZerosInstruction)) \
304 X86_ONLY(do_bool_flag(UseCountTrailingZerosInstruction)) \
305 do_bool_flag(UseG1GC) \
306 COMPILER2_PRESENT(do_bool_flag(UseMontgomeryMultiplyIntrinsic)) \
307 COMPILER2_PRESENT(do_bool_flag(UseMontgomerySquareIntrinsic)) \
308 COMPILER2_PRESENT(do_bool_flag(UseMulAddIntrinsic)) \
309 COMPILER2_PRESENT(do_bool_flag(UseMultiplyToLenIntrinsic)) \
310 do_bool_flag(UsePopCountInstruction) \
311 do_bool_flag(UseSHA1Intrinsics) \
312 do_bool_flag(UseSHA256Intrinsics) \
313 do_bool_flag(UseSHA512Intrinsics) \
314 do_intx_flag(UseSSE) \
315 COMPILER2_PRESENT(do_bool_flag(UseSquareToLenIntrinsic)) \
316 do_bool_flag(UseStackBanging) \
317 do_bool_flag(UseTLAB) \
318 do_bool_flag(VerifyOops) \
319
320 #define BOXED_BOOLEAN(name, value) oop name = ((jboolean)(value) ? boxedTrue() : boxedFalse())
321 #define BOXED_DOUBLE(name, value) oop name; do { jvalue p; p.d = (jdouble) (value); name = java_lang_boxing_object::create(T_DOUBLE, &p, CHECK_NULL);} while(0)
322 #define BOXED_LONG(name, value) \
323 oop name; \
324 do { \
325 jvalue p; p.j = (jlong) (value); \
326 Handle* e = longs.get(p.j); \
327 if (e == NULL) { \
328 Handle h = java_lang_boxing_object::create(T_LONG, &p, CHECK_NULL); \
329 longs.put(p.j, h); \
330 name = h(); \
331 } else { \
332 name = (*e)(); \
333 } \
334 } while (0)
335
336 #define CSTRING_TO_JSTRING(name, value) \
337 Handle name; \
338 do { \
339 if (value != NULL) { \
340 Handle* e = strings.get(value); \
341 if (e == NULL) { \
342 Handle h = java_lang_String::create_from_str(value, CHECK_NULL); \
343 strings.put(value, h); \
344 name = h(); \
345 } else { \
346 name = (*e)(); \
347 } \
348 } \
349 } while (0)
350
351 C2V_VMENTRY(jobjectArray, readConfiguration, (JNIEnv *env))
352 ResourceMark rm;
353 HandleMark hm;
354
355 // Used to canonicalize Long and String values.
356 ResourceHashtable<jlong, Handle> longs;
357 ResourceHashtable<const char*, Handle, &CompilerToVM::cstring_hash, &CompilerToVM::cstring_equals> strings;
358
359 jvalue prim;
360 prim.z = true; Handle boxedTrue = java_lang_boxing_object::create(T_BOOLEAN, &prim, CHECK_NULL);
361 prim.z = false; Handle boxedFalse = java_lang_boxing_object::create(T_BOOLEAN, &prim, CHECK_NULL);
362
363 CompilerToVM::Data::initialize(CHECK_NULL);
364
365 VMField::klass()->initialize(CHECK_NULL);
366 VMFlag::klass()->initialize(CHECK_NULL);
367 VMIntrinsicMethod::klass()->initialize(CHECK_NULL);
368
369 int len = JVMCIVMStructs::localHotSpotVMStructs_count();
370 objArrayHandle vmFields = oopFactory::new_objArray(VMField::klass(), len, CHECK_NULL);
371 for (int i = 0; i < len ; i++) {
372 VMStructEntry vmField = JVMCIVMStructs::localHotSpotVMStructs[i];
373 instanceHandle vmFieldObj = InstanceKlass::cast(VMField::klass())->allocate_instance_handle(CHECK_NULL);
374 size_t name_buf_len = strlen(vmField.typeName) + strlen(vmField.fieldName) + 2 /* "::" */;
375 char* name_buf = NEW_RESOURCE_ARRAY_IN_THREAD(THREAD, char, name_buf_len + 1);
376 sprintf(name_buf, "%s::%s", vmField.typeName, vmField.fieldName);
377 CSTRING_TO_JSTRING(name, name_buf);
378 CSTRING_TO_JSTRING(type, vmField.typeString);
379 VMField::set_name(vmFieldObj, name());
380 VMField::set_type(vmFieldObj, type());
381 VMField::set_offset(vmFieldObj, vmField.offset);
382 VMField::set_address(vmFieldObj, (jlong) vmField.address);
383 if (vmField.isStatic && vmField.typeString != NULL) {
384 if (strcmp(vmField.typeString, "bool") == 0) {
385 BOXED_BOOLEAN(box, *(jbyte*) vmField.address);
386 VMField::set_value(vmFieldObj, box);
387 } else if (strcmp(vmField.typeString, "int") == 0 ||
388 strcmp(vmField.typeString, "jint") == 0) {
389 BOXED_LONG(box, *(jint*) vmField.address);
390 VMField::set_value(vmFieldObj, box);
391 } else if (strcmp(vmField.typeString, "uint64_t") == 0) {
392 BOXED_LONG(box, *(uint64_t*) vmField.address);
393 VMField::set_value(vmFieldObj, box);
394 } else if (strcmp(vmField.typeString, "address") == 0 ||
395 strcmp(vmField.typeString, "intptr_t") == 0 ||
396 strcmp(vmField.typeString, "uintptr_t") == 0 ||
397 strcmp(vmField.typeString, "size_t") == 0 ||
398 // All foo* types are addresses.
399 vmField.typeString[strlen(vmField.typeString) - 1] == '*') {
400 BOXED_LONG(box, *((address*) vmField.address));
401 VMField::set_value(vmFieldObj, box);
402 } else {
403 JVMCI_ERROR_NULL("VM field %s has unsupported type %s", name_buf, vmField.typeString);
404 }
405 }
406 vmFields->obj_at_put(i, vmFieldObj());
407 }
408
409 int ints_len = JVMCIVMStructs::localHotSpotVMIntConstants_count();
410 int longs_len = JVMCIVMStructs::localHotSpotVMLongConstants_count();
411 len = ints_len + longs_len;
412 objArrayHandle vmConstants = oopFactory::new_objArray(SystemDictionary::Object_klass(), len * 2, CHECK_NULL);
413 int insert = 0;
414 for (int i = 0; i < ints_len ; i++) {
415 VMIntConstantEntry c = JVMCIVMStructs::localHotSpotVMIntConstants[i];
416 CSTRING_TO_JSTRING(name, c.name);
417 BOXED_LONG(value, c.value);
418 vmConstants->obj_at_put(insert++, name());
419 vmConstants->obj_at_put(insert++, value);
420 }
421 for (int i = 0; i < longs_len ; i++) {
422 VMLongConstantEntry c = JVMCIVMStructs::localHotSpotVMLongConstants[i];
423 CSTRING_TO_JSTRING(name, c.name);
424 BOXED_LONG(value, c.value);
425 vmConstants->obj_at_put(insert++, name());
426 vmConstants->obj_at_put(insert++, value);
427 }
428 assert(insert == len * 2, "must be");
429
430 len = JVMCIVMStructs::localHotSpotVMAddresses_count();
431 objArrayHandle vmAddresses = oopFactory::new_objArray(SystemDictionary::Object_klass(), len * 2, CHECK_NULL);
432 for (int i = 0; i < len ; i++) {
433 VMAddressEntry a = JVMCIVMStructs::localHotSpotVMAddresses[i];
434 CSTRING_TO_JSTRING(name, a.name);
435 BOXED_LONG(value, a.value);
436 vmAddresses->obj_at_put(i * 2, name());
437 vmAddresses->obj_at_put(i * 2 + 1, value);
438 }
439
440 #define COUNT_FLAG(ignore) +1
441 #ifdef ASSERT
442 #define CHECK_FLAG(type, name) { \
443 Flag* flag = Flag::find_flag(#name, strlen(#name), /*allow_locked*/ true, /* return_flag */ true); \
444 assert(flag != NULL, "No such flag named " #name); \
445 assert(flag->is_##type(), "Flag " #name " is not of type " #type); \
446 }
447 #else
448 #define CHECK_FLAG(type, name)
449 #endif
450
451 #define ADD_FLAG(type, name, convert) { \
452 CHECK_FLAG(type, name) \
453 instanceHandle vmFlagObj = InstanceKlass::cast(VMFlag::klass())->allocate_instance_handle(CHECK_NULL); \
454 CSTRING_TO_JSTRING(fname, #name); \
455 CSTRING_TO_JSTRING(ftype, #type); \
456 VMFlag::set_name(vmFlagObj, fname()); \
457 VMFlag::set_type(vmFlagObj, ftype()); \
458 convert(value, name); \
459 VMFlag::set_value(vmFlagObj, value); \
460 vmFlags->obj_at_put(i++, vmFlagObj()); \
461 }
462 #define ADD_BOOL_FLAG(name) ADD_FLAG(bool, name, BOXED_BOOLEAN)
463 #define ADD_INTX_FLAG(name) ADD_FLAG(intx, name, BOXED_LONG)
464 #define ADD_UINTX_FLAG(name) ADD_FLAG(uintx, name, BOXED_LONG)
465
466 len = 0 + PREDEFINED_CONFIG_FLAGS(COUNT_FLAG, COUNT_FLAG, COUNT_FLAG);
467 objArrayHandle vmFlags = oopFactory::new_objArray(VMFlag::klass(), len, CHECK_NULL);
468 int i = 0;
469 PREDEFINED_CONFIG_FLAGS(ADD_BOOL_FLAG, ADD_INTX_FLAG, ADD_UINTX_FLAG)
470
471 objArrayHandle vmIntrinsics = CompilerToVM::initialize_intrinsics(CHECK_NULL);
472
473 objArrayOop data = oopFactory::new_objArray(SystemDictionary::Object_klass(), 5, CHECK_NULL);
474 data->obj_at_put(0, vmFields());
475 data->obj_at_put(1, vmConstants());
476 data->obj_at_put(2, vmAddresses());
477 data->obj_at_put(3, vmFlags());
478 data->obj_at_put(4, vmIntrinsics());
479
480 return (jobjectArray) JNIHandles::make_local(THREAD, data);
481 #undef COUNT_FLAG
482 #undef ADD_FLAG
483 #undef ADD_BOOL_FLAG
484 #undef ADD_INTX_FLAG
485 #undef ADD_UINTX_FLAG
486 #undef CHECK_FLAG
487 C2V_END
488
489 C2V_VMENTRY(jobject, getFlagValue, (JNIEnv *, jobject c2vm, jobject name_handle))
490 #define RETURN_BOXED_LONG(value) oop box; jvalue p; p.j = (jlong) (value); box = java_lang_boxing_object::create(T_LONG, &p, CHECK_NULL); return JNIHandles::make_local(THREAD, box);
491 #define RETURN_BOXED_DOUBLE(value) oop box; jvalue p; p.d = (jdouble) (value); box = java_lang_boxing_object::create(T_DOUBLE, &p, CHECK_NULL); return JNIHandles::make_local(THREAD, box);
492 Handle name = JNIHandles::resolve(name_handle);
493 if (name.is_null()) {
494 THROW_0(vmSymbols::java_lang_NullPointerException());
495 }
496 ResourceMark rm;
497 const char* cstring = java_lang_String::as_utf8_string(name());
498 Flag* flag = Flag::find_flag(cstring, strlen(cstring), /* allow_locked */ true, /* return_flag */ true);
499 if (flag == NULL) {
500 return c2vm;
501 }
502 if (flag->is_bool()) {
503 jvalue prim;
504 prim.z = flag->get_bool();
505 oop box = java_lang_boxing_object::create(T_BOOLEAN, &prim, CHECK_NULL);
506 return JNIHandles::make_local(THREAD, box);
507 } else if (flag->is_ccstr()) {
508 Handle value = java_lang_String::create_from_str(flag->get_ccstr(), CHECK_NULL);
509 return JNIHandles::make_local(THREAD, value());
510 } else if (flag->is_intx()) {
511 RETURN_BOXED_LONG(flag->get_intx());
512 } else if (flag->is_int()) {
513 RETURN_BOXED_LONG(flag->get_int());
514 } else if (flag->is_uint()) {
515 RETURN_BOXED_LONG(flag->get_uint());
516 } else if (flag->is_uint64_t()) {
517 RETURN_BOXED_LONG(flag->get_uint64_t());
518 } else if (flag->is_size_t()) {
519 RETURN_BOXED_LONG(flag->get_size_t());
520 } else if (flag->is_uintx()) {
521 RETURN_BOXED_LONG(flag->get_uintx());
522 } else if (flag->is_double()) {
523 RETURN_BOXED_DOUBLE(flag->get_double());
524 } else {
525 JVMCI_ERROR_NULL("VM flag %s has unsupported type %s", flag->_name, flag->_type);
526 }
527 C2V_END
528
529 #undef BOXED_LONG
530 #undef BOXED_DOUBLE
531 #undef CSTRING_TO_JSTRING
532
533 C2V_VMENTRY(jbyteArray, getBytecode, (JNIEnv *, jobject, jobject jvmci_method))
534 methodHandle method = CompilerToVM::asMethod(jvmci_method);
535 ResourceMark rm;
536
537 int code_size = method->code_size();
538 typeArrayOop reconstituted_code = oopFactory::new_byteArray(code_size, CHECK_NULL);
539
540 guarantee(method->method_holder()->is_rewritten(), "Method's holder should be rewritten");
541 // iterate over all bytecodes and replace non-Java bytecodes
542
543 for (BytecodeStream s(method); s.next() != Bytecodes::_illegal; ) {
544 Bytecodes::Code code = s.code();
545 Bytecodes::Code raw_code = s.raw_code();
546 int bci = s.bci();
547 int len = s.instruction_size();
548
549 // Restore original byte code.
550 reconstituted_code->byte_at_put(bci, (jbyte) (s.is_wide()? Bytecodes::_wide : code));
551 if (len > 1) {
552 memcpy(reconstituted_code->byte_at_addr(bci + 1), s.bcp()+1, len-1);
553 }
554
555 if (len > 1) {
556 // Restore the big-endian constant pool indexes.
557 // Cf. Rewriter::scan_method
558 switch (code) {
559 case Bytecodes::_getstatic:
560 case Bytecodes::_putstatic:
561 case Bytecodes::_getfield:
562 case Bytecodes::_putfield:
563 case Bytecodes::_invokevirtual:
564 case Bytecodes::_invokespecial:
565 case Bytecodes::_invokestatic:
566 case Bytecodes::_invokeinterface:
567 case Bytecodes::_invokehandle: {
568 int cp_index = Bytes::get_native_u2((address) reconstituted_code->byte_at_addr(bci + 1));
569 Bytes::put_Java_u2((address) reconstituted_code->byte_at_addr(bci + 1), (u2) cp_index);
570 break;
571 }
572
573 case Bytecodes::_invokedynamic:
574 int cp_index = Bytes::get_native_u4((address) reconstituted_code->byte_at_addr(bci + 1));
575 Bytes::put_Java_u4((address) reconstituted_code->byte_at_addr(bci + 1), (u4) cp_index);
576 break;
577 }
578
579 // Not all ldc byte code are rewritten.
580 switch (raw_code) {
581 case Bytecodes::_fast_aldc: {
582 int cpc_index = reconstituted_code->byte_at(bci + 1) & 0xff;
583 int cp_index = method->constants()->object_to_cp_index(cpc_index);
584 assert(cp_index < method->constants()->length(), "sanity check");
585 reconstituted_code->byte_at_put(bci + 1, (jbyte) cp_index);
586 break;
587 }
588
589 case Bytecodes::_fast_aldc_w: {
590 int cpc_index = Bytes::get_native_u2((address) reconstituted_code->byte_at_addr(bci + 1));
591 int cp_index = method->constants()->object_to_cp_index(cpc_index);
592 assert(cp_index < method->constants()->length(), "sanity check");
593 Bytes::put_Java_u2((address) reconstituted_code->byte_at_addr(bci + 1), (u2) cp_index);
594 break;
595 }
596 }
597 }
598 }
599
600 return (jbyteArray) JNIHandles::make_local(THREAD, reconstituted_code);
601 C2V_END
602
603 C2V_VMENTRY(jint, getExceptionTableLength, (JNIEnv *, jobject, jobject jvmci_method))
604 ResourceMark rm;
605 methodHandle method = CompilerToVM::asMethod(jvmci_method);
606 return method->exception_table_length();
607 C2V_END
608
609 C2V_VMENTRY(jlong, getExceptionTableStart, (JNIEnv *, jobject, jobject jvmci_method))
610 ResourceMark rm;
611 methodHandle method = CompilerToVM::asMethod(jvmci_method);
612 if (method->exception_table_length() == 0) {
613 return 0L;
614 }
615 return (jlong) (address) method->exception_table_start();
616 C2V_END
617
618 C2V_VMENTRY(jobject, asResolvedJavaMethod, (JNIEnv *, jobject, jobject executable_handle))
619 oop executable = JNIHandles::resolve(executable_handle);
620 oop mirror = NULL;
621 int slot = 0;
622
623 if (executable->klass() == SystemDictionary::reflect_Constructor_klass()) {
624 mirror = java_lang_reflect_Constructor::clazz(executable);
625 slot = java_lang_reflect_Constructor::slot(executable);
626 } else {
627 assert(executable->klass() == SystemDictionary::reflect_Method_klass(), "wrong type");
628 mirror = java_lang_reflect_Method::clazz(executable);
629 slot = java_lang_reflect_Method::slot(executable);
630 }
631 Klass* holder = java_lang_Class::as_Klass(mirror);
632 methodHandle method = InstanceKlass::cast(holder)->method_with_idnum(slot);
633 oop result = CompilerToVM::get_jvmci_method(method, CHECK_NULL);
634 return JNIHandles::make_local(THREAD, result);
635 }
636
637 C2V_VMENTRY(jobject, getResolvedJavaMethod, (JNIEnv *, jobject, jobject base, jlong offset))
638 methodHandle method;
639 oop base_object = JNIHandles::resolve(base);
640 if (base_object == NULL) {
641 method = *((Method**)(offset));
642 } else if (base_object->is_a(SystemDictionary::MemberName_klass())) {
643 method = (Method*) (intptr_t) base_object->long_field(offset);
644 } else if (base_object->is_a(SystemDictionary::HotSpotResolvedJavaMethodImpl_klass())) {
645 method = *((Method**)(HotSpotResolvedJavaMethodImpl::metaspaceMethod(base_object) + offset));
646 } else {
647 THROW_MSG_0(vmSymbols::java_lang_IllegalArgumentException(),
648 err_msg("Unexpected type: %s", base_object->klass()->external_name()));
649 }
650 assert (method.is_null() || method->is_method(), "invalid read");
651 oop result = CompilerToVM::get_jvmci_method(method, CHECK_NULL);
652 return JNIHandles::make_local(THREAD, result);
653 }
654
655 C2V_VMENTRY(jobject, getConstantPool, (JNIEnv *, jobject, jobject object_handle))
656 constantPoolHandle cp;
657 oop object = JNIHandles::resolve(object_handle);
658 if (object == NULL) {
659 THROW_0(vmSymbols::java_lang_NullPointerException());
660 }
661 if (object->is_a(SystemDictionary::HotSpotResolvedJavaMethodImpl_klass())) {
662 cp = CompilerToVM::asMethod(object)->constMethod()->constants();
663 } else if (object->is_a(SystemDictionary::HotSpotResolvedObjectTypeImpl_klass())) {
664 cp = InstanceKlass::cast(CompilerToVM::asKlass(object))->constants();
665 } else {
666 THROW_MSG_0(vmSymbols::java_lang_IllegalArgumentException(),
667 err_msg("Unexpected type: %s", object->klass()->external_name()));
668 }
669 assert(!cp.is_null(), "npe");
670 JavaValue method_result(T_OBJECT);
671 JavaCallArguments args;
672 args.push_long((jlong) (address) cp());
673 JavaCalls::call_static(&method_result, SystemDictionary::HotSpotConstantPool_klass(), vmSymbols::fromMetaspace_name(), vmSymbols::constantPool_fromMetaspace_signature(), &args, CHECK_NULL);
674 return JNIHandles::make_local(THREAD, (oop)method_result.get_jobject());
675 }
676
677 C2V_VMENTRY(jobject, getResolvedJavaType, (JNIEnv *, jobject, jobject base, jlong offset, jboolean compressed))
678 KlassHandle klass;
679 oop base_object = JNIHandles::resolve(base);
680 jlong base_address = 0;
681 if (base_object != NULL && offset == oopDesc::klass_offset_in_bytes()) {
682 klass = base_object->klass();
683 } else if (!compressed) {
684 if (base_object != NULL) {
685 if (base_object->is_a(SystemDictionary::HotSpotResolvedJavaMethodImpl_klass())) {
686 base_address = HotSpotResolvedJavaMethodImpl::metaspaceMethod(base_object);
687 } else if (base_object->is_a(SystemDictionary::HotSpotConstantPool_klass())) {
688 base_address = HotSpotConstantPool::metaspaceConstantPool(base_object);
689 } else if (base_object->is_a(SystemDictionary::HotSpotResolvedObjectTypeImpl_klass())) {
690 base_address = (jlong) CompilerToVM::asKlass(base_object);
691 } else if (base_object->is_a(SystemDictionary::Class_klass())) {
692 base_address = (jlong) (address) base_object;
693 } else {
694 THROW_MSG_0(vmSymbols::java_lang_IllegalArgumentException(),
695 err_msg("Unexpected arguments: %s " JLONG_FORMAT " %s", base_object->klass()->external_name(), offset, compressed ? "true" : "false"));
696 }
697 }
698 klass = *((Klass**) (intptr_t) (base_address + offset));
699 } else {
700 THROW_MSG_0(vmSymbols::java_lang_IllegalArgumentException(),
701 err_msg("Unexpected arguments: %s " JLONG_FORMAT " %s", base_object->klass()->external_name(), offset, compressed ? "true" : "false"));
702 }
703 assert (klass.is_null() || klass->is_klass(), "invalid read");
704 oop result = CompilerToVM::get_jvmci_type(klass, CHECK_NULL);
705 return JNIHandles::make_local(THREAD, result);
706 }
707
708 C2V_VMENTRY(jobject, findUniqueConcreteMethod, (JNIEnv *, jobject, jobject jvmci_type, jobject jvmci_method))
709 ResourceMark rm;
710 methodHandle method = CompilerToVM::asMethod(jvmci_method);
711 KlassHandle holder = CompilerToVM::asKlass(jvmci_type);
712 if (holder->is_interface()) {
713 THROW_MSG_0(vmSymbols::java_lang_InternalError(), err_msg("Interface %s should be handled in Java code", holder->external_name()));
714 }
715
716 methodHandle ucm;
717 {
718 MutexLocker locker(Compile_lock);
719 ucm = Dependencies::find_unique_concrete_method(holder(), method());
720 }
721 oop result = CompilerToVM::get_jvmci_method(ucm, CHECK_NULL);
722 return JNIHandles::make_local(THREAD, result);
723 C2V_END
724
725 C2V_VMENTRY(jobject, getImplementor, (JNIEnv *, jobject, jobject jvmci_type))
726 InstanceKlass* klass = (InstanceKlass*) CompilerToVM::asKlass(jvmci_type);
727 oop implementor = CompilerToVM::get_jvmci_type(klass->implementor(), CHECK_NULL);
728 return JNIHandles::make_local(THREAD, implementor);
729 C2V_END
730
731 C2V_VMENTRY(jboolean, methodIsIgnoredBySecurityStackWalk,(JNIEnv *, jobject, jobject jvmci_method))
732 methodHandle method = CompilerToVM::asMethod(jvmci_method);
733 return method->is_ignored_by_security_stack_walk();
734 C2V_END
735
736 C2V_VMENTRY(jboolean, isCompilable,(JNIEnv *, jobject, jobject jvmci_method))
737 methodHandle method = CompilerToVM::asMethod(jvmci_method);
738 return !method->is_not_compilable(CompLevel_full_optimization);
739 C2V_END
740
741 C2V_VMENTRY(jboolean, hasNeverInlineDirective,(JNIEnv *, jobject, jobject jvmci_method))
742 methodHandle method = CompilerToVM::asMethod(jvmci_method);
743 return CompilerOracle::should_not_inline(method) || method->dont_inline();
744 C2V_END
745
746 C2V_VMENTRY(jboolean, shouldInlineMethod,(JNIEnv *, jobject, jobject jvmci_method))
747 methodHandle method = CompilerToVM::asMethod(jvmci_method);
748 return CompilerOracle::should_inline(method) || method->force_inline();
749 C2V_END
750
751 C2V_VMENTRY(jobject, lookupType, (JNIEnv*, jobject, jstring jname, jclass accessing_class, jboolean resolve))
752 ResourceMark rm;
753 Handle name = JNIHandles::resolve(jname);
754 Symbol* class_name = java_lang_String::as_symbol(name, CHECK_0);
755 if (java_lang_String::length(name()) <= 1) {
756 THROW_MSG_0(vmSymbols::java_lang_InternalError(), err_msg("Primitive type %s should be handled in Java code", class_name->as_C_string()));
757 }
758
759 Klass* resolved_klass = NULL;
760 Handle class_loader;
761 Handle protection_domain;
762 if (JNIHandles::resolve(accessing_class) == NULL) {
763 THROW_0(vmSymbols::java_lang_NullPointerException());
764 }
765 Klass* accessing_klass = java_lang_Class::as_Klass(JNIHandles::resolve(accessing_class));
766 class_loader = accessing_klass->class_loader();
767 protection_domain = accessing_klass->protection_domain();
768
769 if (resolve) {
770 resolved_klass = SystemDictionary::resolve_or_null(class_name, class_loader, protection_domain, CHECK_0);
771 } else {
772 if (class_name->byte_at(0) == 'L' &&
773 class_name->byte_at(class_name->utf8_length()-1) == ';') {
774 // This is a name from a signature. Strip off the trimmings.
775 // Call recursive to keep scope of strippedsym.
776 TempNewSymbol strippedsym = SymbolTable::new_symbol(class_name->as_utf8()+1,
777 class_name->utf8_length()-2,
778 CHECK_0);
779 resolved_klass = SystemDictionary::find(strippedsym, class_loader, protection_domain, CHECK_0);
780 } else if (FieldType::is_array(class_name)) {
781 FieldArrayInfo fd;
782 // dimension and object_key in FieldArrayInfo are assigned as a side-effect
783 // of this call
784 BasicType t = FieldType::get_array_info(class_name, fd, CHECK_0);
785 if (t == T_OBJECT) {
786 TempNewSymbol strippedsym = SymbolTable::new_symbol(class_name->as_utf8()+1+fd.dimension(),
787 class_name->utf8_length()-2-fd.dimension(),
788 CHECK_0);
789 // naked oop "k" is OK here -- we assign back into it
790 resolved_klass = SystemDictionary::find(strippedsym,
791 class_loader,
792 protection_domain,
793 CHECK_0);
794 if (resolved_klass != NULL) {
795 resolved_klass = resolved_klass->array_klass(fd.dimension(), CHECK_0);
796 }
797 } else {
798 resolved_klass = Universe::typeArrayKlassObj(t);
799 resolved_klass = TypeArrayKlass::cast(resolved_klass)->array_klass(fd.dimension(), CHECK_0);
800 }
801 }
802 }
803 Handle result = CompilerToVM::get_jvmci_type(resolved_klass, CHECK_NULL);
804 return JNIHandles::make_local(THREAD, result());
805 C2V_END
806
807 C2V_VMENTRY(jobject, resolveConstantInPool, (JNIEnv*, jobject, jobject jvmci_constant_pool, jint index))
808 constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool);
809 oop result = cp->resolve_constant_at(index, CHECK_NULL);
810 return JNIHandles::make_local(THREAD, result);
811 C2V_END
812
813 C2V_VMENTRY(jobject, resolvePossiblyCachedConstantInPool, (JNIEnv*, jobject, jobject jvmci_constant_pool, jint index))
814 constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool);
815 oop result = cp->resolve_possibly_cached_constant_at(index, CHECK_NULL);
816 return JNIHandles::make_local(THREAD, result);
817 C2V_END
818
819 C2V_VMENTRY(jint, lookupNameAndTypeRefIndexInPool, (JNIEnv*, jobject, jobject jvmci_constant_pool, jint index))
820 constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool);
821 return cp->name_and_type_ref_index_at(index);
822 C2V_END
823
824 C2V_VMENTRY(jobject, lookupNameInPool, (JNIEnv*, jobject, jobject jvmci_constant_pool, jint which))
825 constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool);
826 Handle sym = java_lang_String::create_from_symbol(cp->name_ref_at(which), CHECK_NULL);
827 return JNIHandles::make_local(THREAD, sym());
828 C2V_END
829
830 C2V_VMENTRY(jobject, lookupSignatureInPool, (JNIEnv*, jobject, jobject jvmci_constant_pool, jint which))
831 constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool);
832 Handle sym = java_lang_String::create_from_symbol(cp->signature_ref_at(which), CHECK_NULL);
833 return JNIHandles::make_local(THREAD, sym());
834 C2V_END
835
836 C2V_VMENTRY(jint, lookupKlassRefIndexInPool, (JNIEnv*, jobject, jobject jvmci_constant_pool, jint index))
837 constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool);
838 return cp->klass_ref_index_at(index);
839 C2V_END
840
841 C2V_VMENTRY(jobject, resolveTypeInPool, (JNIEnv*, jobject, jobject jvmci_constant_pool, jint index))
842 constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool);
843 Klass* resolved_klass = cp->klass_at(index, CHECK_NULL);
844 Handle klass = CompilerToVM::get_jvmci_type(resolved_klass, CHECK_NULL);
845 return JNIHandles::make_local(THREAD, klass());
846 C2V_END
847
848 C2V_VMENTRY(jobject, lookupKlassInPool, (JNIEnv*, jobject, jobject jvmci_constant_pool, jint index, jbyte opcode))
849 constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool);
850 KlassHandle loading_klass(cp->pool_holder());
851 bool is_accessible = false;
852 KlassHandle klass = JVMCIEnv::get_klass_by_index(cp, index, is_accessible, loading_klass);
853 Symbol* symbol = NULL;
854 if (klass.is_null()) {
855 symbol = cp->klass_name_at(index);
856 }
857 Handle result;
858 if (!klass.is_null()) {
859 result = CompilerToVM::get_jvmci_type(klass, CHECK_NULL);
860 } else {
861 result = java_lang_String::create_from_symbol(symbol, CHECK_NULL);
862 }
863 return JNIHandles::make_local(THREAD, result());
864 C2V_END
865
866 C2V_VMENTRY(jobject, lookupAppendixInPool, (JNIEnv*, jobject, jobject jvmci_constant_pool, jint index))
867 constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool);
868 oop appendix_oop = ConstantPool::appendix_at_if_loaded(cp, index);
869 return JNIHandles::make_local(THREAD, appendix_oop);
870 C2V_END
871
872 C2V_VMENTRY(jobject, lookupMethodInPool, (JNIEnv*, jobject, jobject jvmci_constant_pool, jint index, jbyte opcode))
873 constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool);
874 instanceKlassHandle pool_holder(cp->pool_holder());
875 Bytecodes::Code bc = (Bytecodes::Code) (((int) opcode) & 0xFF);
876 methodHandle method = JVMCIEnv::get_method_by_index(cp, index, bc, pool_holder);
877 oop result = CompilerToVM::get_jvmci_method(method, CHECK_NULL);
878 return JNIHandles::make_local(THREAD, result);
879 C2V_END
880
881 C2V_VMENTRY(jint, constantPoolRemapInstructionOperandFromCache, (JNIEnv*, jobject, jobject jvmci_constant_pool, jint index))
882 constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool);
883 return cp->remap_instruction_operand_from_cache(index);
884 C2V_END
885
886 C2V_VMENTRY(jobject, resolveFieldInPool, (JNIEnv*, jobject, jobject jvmci_constant_pool, jint index, jobject jvmci_method, jbyte opcode, jintArray info_handle))
887 ResourceMark rm;
888 constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool);
889 Bytecodes::Code code = (Bytecodes::Code)(((int) opcode) & 0xFF);
890 fieldDescriptor fd;
891 LinkInfo link_info(cp, index, (jvmci_method != NULL) ? CompilerToVM::asMethod(jvmci_method) : NULL, CHECK_0);
892 LinkResolver::resolve_field(fd, link_info, Bytecodes::java_code(code), false, CHECK_0);
893 typeArrayOop info = (typeArrayOop) JNIHandles::resolve(info_handle);
894 if (info == NULL || info->length() != 3) {
895 JVMCI_ERROR_NULL("info must not be null and have a length of 3");
896 }
897 info->int_at_put(0, fd.access_flags().as_int());
898 info->int_at_put(1, fd.offset());
899 info->int_at_put(2, fd.index());
900 oop field_holder = CompilerToVM::get_jvmci_type(fd.field_holder(), CHECK_NULL);
901 return JNIHandles::make_local(THREAD, field_holder);
902 C2V_END
903
904 C2V_VMENTRY(jint, getVtableIndexForInterfaceMethod, (JNIEnv *, jobject, jobject jvmci_type, jobject jvmci_method))
905 ResourceMark rm;
906 Klass* klass = CompilerToVM::asKlass(jvmci_type);
907 Method* method = CompilerToVM::asMethod(jvmci_method);
908 if (klass->is_interface()) {
909 THROW_MSG_0(vmSymbols::java_lang_InternalError(), err_msg("Interface %s should be handled in Java code", klass->external_name()));
910 }
911 if (!method->method_holder()->is_interface()) {
912 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()));
913 }
914 if (!InstanceKlass::cast(klass)->is_linked()) {
915 THROW_MSG_0(vmSymbols::java_lang_InternalError(), err_msg("Class %s must be linked", klass->external_name()));
916 }
917 return LinkResolver::vtable_index_of_interface_method(klass, method);
918 C2V_END
919
920 C2V_VMENTRY(jobject, resolveMethod, (JNIEnv *, jobject, jobject receiver_jvmci_type, jobject jvmci_method, jobject caller_jvmci_type))
921 KlassHandle recv_klass = CompilerToVM::asKlass(receiver_jvmci_type);
922 KlassHandle caller_klass = CompilerToVM::asKlass(caller_jvmci_type);
923 methodHandle method = CompilerToVM::asMethod(jvmci_method);
924
925 KlassHandle h_resolved (THREAD, method->method_holder());
926 Symbol* h_name = method->name();
927 Symbol* h_signature = method->signature();
928
929 if (MethodHandles::is_signature_polymorphic_method(method())) {
930 // Signature polymorphic methods are already resolved, JVMCI just returns NULL in this case.
931 return NULL;
932 }
933
934 LinkInfo link_info(h_resolved, h_name, h_signature, caller_klass);
935 methodHandle m;
936 // Only do exact lookup if receiver klass has been linked. Otherwise,
937 // the vtable has not been setup, and the LinkResolver will fail.
938 if (recv_klass->is_array_klass() ||
939 InstanceKlass::cast(recv_klass())->is_linked() && !recv_klass->is_interface()) {
940 if (h_resolved->is_interface()) {
941 m = LinkResolver::resolve_interface_call_or_null(recv_klass, link_info);
942 } else {
943 m = LinkResolver::resolve_virtual_call_or_null(recv_klass, link_info);
944 }
945 }
946
947 if (m.is_null()) {
948 // Return NULL if there was a problem with lookup (uninitialized class, etc.)
949 return NULL;
950 }
951
952 oop result = CompilerToVM::get_jvmci_method(m, CHECK_NULL);
953 return JNIHandles::make_local(THREAD, result);
954 C2V_END
955
956 C2V_VMENTRY(jboolean, hasFinalizableSubclass,(JNIEnv *, jobject, jobject jvmci_type))
957 Klass* klass = CompilerToVM::asKlass(jvmci_type);
958 assert(klass != NULL, "method must not be called for primitive types");
959 return Dependencies::find_finalizable_subclass(klass) != NULL;
960 C2V_END
961
962 C2V_VMENTRY(jobject, getClassInitializer, (JNIEnv *, jobject, jobject jvmci_type))
963 InstanceKlass* klass = (InstanceKlass*) CompilerToVM::asKlass(jvmci_type);
964 oop result = CompilerToVM::get_jvmci_method(klass->class_initializer(), CHECK_NULL);
965 return JNIHandles::make_local(THREAD, result);
966 C2V_END
967
968 C2V_VMENTRY(jlong, getMaxCallTargetOffset, (JNIEnv*, jobject, jlong addr))
969 address target_addr = (address) addr;
970 if (target_addr != 0x0) {
971 int64_t off_low = (int64_t)target_addr - ((int64_t)CodeCache::low_bound() + sizeof(int));
972 int64_t off_high = (int64_t)target_addr - ((int64_t)CodeCache::high_bound() + sizeof(int));
973 return MAX2(ABS(off_low), ABS(off_high));
974 }
975 return -1;
976 C2V_END
977
978 C2V_VMENTRY(void, doNotInlineOrCompile,(JNIEnv *, jobject, jobject jvmci_method))
979 methodHandle method = CompilerToVM::asMethod(jvmci_method);
980 method->set_not_c1_compilable();
981 method->set_not_c2_compilable();
982 method->set_dont_inline(true);
983 C2V_END
984
985 C2V_VMENTRY(jint, installCode, (JNIEnv *jniEnv, jobject, jobject target, jobject compiled_code, jobject installed_code, jobject speculation_log))
986 ResourceMark rm;
987 HandleMark hm;
988 Handle target_handle = JNIHandles::resolve(target);
989 Handle compiled_code_handle = JNIHandles::resolve(compiled_code);
990 CodeBlob* cb = NULL;
991 Handle installed_code_handle = JNIHandles::resolve(installed_code);
992 Handle speculation_log_handle = JNIHandles::resolve(speculation_log);
993
994 JVMCICompiler* compiler = JVMCICompiler::instance(CHECK_JNI_ERR);
995
996 TraceTime install_time("installCode", JVMCICompiler::codeInstallTimer());
997 bool is_immutable_PIC = HotSpotCompiledCode::isImmutablePIC(compiled_code_handle) > 0;
998 CodeInstaller installer(is_immutable_PIC);
999 JVMCIEnv::CodeInstallResult result = installer.install(compiler, target_handle, compiled_code_handle, cb, installed_code_handle, speculation_log_handle, CHECK_0);
1000
1001 if (PrintCodeCacheOnCompilation) {
1002 stringStream s;
1003 // Dump code cache into a buffer before locking the tty,
1004 {
1005 MutexLockerEx mu(CodeCache_lock, Mutex::_no_safepoint_check_flag);
1006 CodeCache::print_summary(&s, false);
1007 }
1008 ttyLocker ttyl;
1009 tty->print_raw_cr(s.as_string());
1010 }
1011
1012 if (result != JVMCIEnv::ok) {
1013 assert(cb == NULL, "should be");
1014 } else {
1015 if (!installed_code_handle.is_null()) {
1016 assert(installed_code_handle->is_a(InstalledCode::klass()), "wrong type");
1017 nmethod::invalidate_installed_code(installed_code_handle, CHECK_0);
1018 {
1019 // Ensure that all updates to the InstalledCode fields are consistent.
1020 MutexLockerEx pl(Patching_lock, Mutex::_no_safepoint_check_flag);
1021 InstalledCode::set_address(installed_code_handle, (jlong) cb);
1022 InstalledCode::set_version(installed_code_handle, InstalledCode::version(installed_code_handle) + 1);
1023 if (cb->is_nmethod()) {
1024 InstalledCode::set_entryPoint(installed_code_handle, (jlong) cb->as_nmethod_or_null()->verified_entry_point());
1025 } else {
1026 InstalledCode::set_entryPoint(installed_code_handle, (jlong) cb->code_begin());
1027 }
1028 if (installed_code_handle->is_a(HotSpotInstalledCode::klass())) {
1029 HotSpotInstalledCode::set_size(installed_code_handle, cb->size());
1030 HotSpotInstalledCode::set_codeStart(installed_code_handle, (jlong) cb->code_begin());
1031 HotSpotInstalledCode::set_codeSize(installed_code_handle, cb->code_size());
1032 }
1033 }
1034 nmethod* nm = cb->as_nmethod_or_null();
1035 if (nm != NULL && installed_code_handle->is_scavengable()) {
1036 assert(nm->detect_scavenge_root_oops(), "nm should be scavengable if installed_code is scavengable");
1037 if (!UseG1GC) {
1038 assert(nm->on_scavenge_root_list(), "nm should be on scavengable list");
1039 }
1040 }
1041 }
1042 }
1043 return result;
1044 C2V_END
1045
1046 C2V_VMENTRY(jint, getMetadata, (JNIEnv *jniEnv, jobject, jobject target, jobject compiled_code, jobject metadata))
1047 ResourceMark rm;
1048 HandleMark hm;
1049
1050 Handle target_handle = JNIHandles::resolve(target);
1051 Handle compiled_code_handle = JNIHandles::resolve(compiled_code);
1052 Handle metadata_handle = JNIHandles::resolve(metadata);
1053
1054 CodeMetadata code_metadata;
1055 CodeBlob *cb = NULL;
1056 CodeInstaller installer(true /* immutable PIC compilation */);
1057
1058 JVMCIEnv::CodeInstallResult result = installer.gather_metadata(target_handle, compiled_code_handle, code_metadata, CHECK_0);
1059 if (result != JVMCIEnv::ok) {
1060 return result;
1061 }
1062
1063 if (code_metadata.get_nr_pc_desc() > 0) {
1064 typeArrayHandle pcArrayOop = oopFactory::new_byteArray(sizeof(PcDesc) * code_metadata.get_nr_pc_desc(), CHECK_(JVMCIEnv::cache_full));
1065 memcpy(pcArrayOop->byte_at_addr(0), code_metadata.get_pc_desc(), sizeof(PcDesc) * code_metadata.get_nr_pc_desc());
1066 HotSpotMetaData::set_pcDescBytes(metadata_handle, pcArrayOop());
1067 }
1068
1069 if (code_metadata.get_scopes_size() > 0) {
1070 typeArrayHandle scopesArrayOop = oopFactory::new_byteArray(code_metadata.get_scopes_size(), CHECK_(JVMCIEnv::cache_full));
1071 memcpy(scopesArrayOop->byte_at_addr(0), code_metadata.get_scopes_desc(), code_metadata.get_scopes_size());
1072 HotSpotMetaData::set_scopesDescBytes(metadata_handle, scopesArrayOop());
1073 }
1074
1075 RelocBuffer* reloc_buffer = code_metadata.get_reloc_buffer();
1076 typeArrayHandle relocArrayOop = oopFactory::new_byteArray((int) reloc_buffer->size(), CHECK_(JVMCIEnv::cache_full));
1077 if (reloc_buffer->size() > 0) {
1078 memcpy(relocArrayOop->byte_at_addr(0), reloc_buffer->begin(), reloc_buffer->size());
1079 }
1080 HotSpotMetaData::set_relocBytes(metadata_handle, relocArrayOop());
1081
1082 const OopMapSet* oopMapSet = installer.oopMapSet();
1083 {
1084 ResourceMark mark;
1085 ImmutableOopMapBuilder builder(oopMapSet);
1086 int oopmap_size = builder.heap_size();
1087 typeArrayHandle oopMapArrayHandle = oopFactory::new_byteArray(oopmap_size, CHECK_(JVMCIEnv::cache_full));
1088 builder.generate_into((address) oopMapArrayHandle->byte_at_addr(0));
1089 HotSpotMetaData::set_oopMaps(metadata_handle, oopMapArrayHandle());
1090 }
1091
1092 AOTOopRecorder* recorder = code_metadata.get_oop_recorder();
1093
1094 int nr_meta_strings = recorder->nr_meta_strings();
1095 objArrayHandle metadataArrayHandle = oopFactory::new_objectArray(nr_meta_strings, CHECK_(JVMCIEnv::cache_full));
1096 for (int i = 0; i < nr_meta_strings; ++i) {
1097 const char* element = recorder->meta_element(i);
1098 Handle java_string = java_lang_String::create_from_str(element, CHECK_(JVMCIEnv::cache_full));
1099 metadataArrayHandle->obj_at_put(i, java_string());
1100 }
1101 HotSpotMetaData::set_metadata(metadata_handle, metadataArrayHandle());
1102
1103 ExceptionHandlerTable* handler = code_metadata.get_exception_table();
1104 int table_size = handler->size_in_bytes();
1105 typeArrayHandle exceptionArrayOop = oopFactory::new_byteArray(table_size, CHECK_(JVMCIEnv::cache_full));
1106
1107 if (table_size > 0) {
1108 handler->copy_bytes_to((address) exceptionArrayOop->byte_at_addr(0));
1109 }
1110 HotSpotMetaData::set_exceptionBytes(metadata_handle, exceptionArrayOop());
1111
1112 return result;
1113 C2V_END
1114
1115 C2V_VMENTRY(void, resetCompilationStatistics, (JNIEnv *jniEnv, jobject))
1116 JVMCICompiler* compiler = JVMCICompiler::instance(CHECK);
1117 CompilerStatistics* stats = compiler->stats();
1118 stats->_standard.reset();
1119 stats->_osr.reset();
1120 C2V_END
1121
1122 C2V_VMENTRY(jobject, disassembleCodeBlob, (JNIEnv *jniEnv, jobject, jobject installedCode))
1123 ResourceMark rm;
1124 HandleMark hm;
1125
1126 if (installedCode == NULL) {
1127 THROW_MSG_NULL(vmSymbols::java_lang_NullPointerException(), "installedCode is null");
1128 }
1129
1130 jlong codeBlob = InstalledCode::address(installedCode);
1131 if (codeBlob == 0L) {
1132 return NULL;
1133 }
1134
1135 CodeBlob* cb = (CodeBlob*) (address) codeBlob;
1136 if (cb == NULL) {
1137 return NULL;
1138 }
1139
1140 // We don't want the stringStream buffer to resize during disassembly as it
1141 // uses scoped resource memory. If a nested function called during disassembly uses
1142 // a ResourceMark and the buffer expands within the scope of the mark,
1143 // the buffer becomes garbage when that scope is exited. Experience shows that
1144 // the disassembled code is typically about 10x the code size so a fixed buffer
1145 // sized to 20x code size plus a fixed amount for header info should be sufficient.
1146 int bufferSize = cb->code_size() * 20 + 1024;
1147 char* buffer = NEW_RESOURCE_ARRAY(char, bufferSize);
1148 stringStream st(buffer, bufferSize);
1149 if (cb->is_nmethod()) {
1150 nmethod* nm = (nmethod*) cb;
1151 if (!nm->is_alive()) {
1152 return NULL;
1153 }
1154 }
1155 Disassembler::decode(cb, &st);
1156 if (st.size() <= 0) {
1157 return NULL;
1158 }
1159
1160 Handle result = java_lang_String::create_from_platform_dependent_str(st.as_string(), CHECK_NULL);
1161 return JNIHandles::make_local(THREAD, result());
1162 C2V_END
1163
1164 C2V_VMENTRY(jobject, getStackTraceElement, (JNIEnv*, jobject, jobject jvmci_method, int bci))
1165 ResourceMark rm;
1166 HandleMark hm;
1167
1168 methodHandle method = CompilerToVM::asMethod(jvmci_method);
1169 oop element = java_lang_StackTraceElement::create(method, bci, CHECK_NULL);
1170 return JNIHandles::make_local(THREAD, element);
1171 C2V_END
1172
1173 C2V_VMENTRY(jobject, executeInstalledCode, (JNIEnv*, jobject, jobject args, jobject hotspotInstalledCode))
1174 ResourceMark rm;
1175 HandleMark hm;
1176
1177 jlong nmethodValue = InstalledCode::address(hotspotInstalledCode);
1178 if (nmethodValue == 0L) {
1179 THROW_NULL(vmSymbols::jdk_vm_ci_code_InvalidInstalledCodeException());
1180 }
1181 nmethod* nm = (nmethod*) (address) nmethodValue;
1182 methodHandle mh = nm->method();
1183 Symbol* signature = mh->signature();
1184 JavaCallArguments jca(mh->size_of_parameters());
1185
1186 JavaArgumentUnboxer jap(signature, &jca, (arrayOop) JNIHandles::resolve(args), mh->is_static());
1187 JavaValue result(jap.get_ret_type());
1188 jca.set_alternative_target(nm);
1189 JavaCalls::call(&result, mh, &jca, CHECK_NULL);
1190
1191 if (jap.get_ret_type() == T_VOID) {
1192 return NULL;
1193 } else if (jap.get_ret_type() == T_OBJECT || jap.get_ret_type() == T_ARRAY) {
1194 return JNIHandles::make_local(THREAD, (oop) result.get_jobject());
1195 } else {
1196 jvalue *value = (jvalue *) result.get_value_addr();
1197 // Narrow the value down if required (Important on big endian machines)
1198 switch (jap.get_ret_type()) {
1199 case T_BOOLEAN:
1200 value->z = (jboolean) value->i;
1201 break;
1202 case T_BYTE:
1203 value->b = (jbyte) value->i;
1204 break;
1205 case T_CHAR:
1206 value->c = (jchar) value->i;
1207 break;
1208 case T_SHORT:
1209 value->s = (jshort) value->i;
1210 break;
1211 }
1212 oop o = java_lang_boxing_object::create(jap.get_ret_type(), value, CHECK_NULL);
1213 return JNIHandles::make_local(THREAD, o);
1214 }
1215 C2V_END
1216
1217 C2V_VMENTRY(jlongArray, getLineNumberTable, (JNIEnv *, jobject, jobject jvmci_method))
1218 Method* method = CompilerToVM::asMethod(jvmci_method);
1219 if (!method->has_linenumber_table()) {
1220 return NULL;
1221 }
1222 u2 num_entries = 0;
1223 CompressedLineNumberReadStream streamForSize(method->compressed_linenumber_table());
1224 while (streamForSize.read_pair()) {
1225 num_entries++;
1226 }
1227
1228 CompressedLineNumberReadStream stream(method->compressed_linenumber_table());
1229 typeArrayOop result = oopFactory::new_longArray(2 * num_entries, CHECK_NULL);
1230
1231 int i = 0;
1232 jlong value;
1233 while (stream.read_pair()) {
1234 value = ((long) stream.bci());
1235 result->long_at_put(i, value);
1236 value = ((long) stream.line());
1237 result->long_at_put(i + 1, value);
1238 i += 2;
1239 }
1240
1241 return (jlongArray) JNIHandles::make_local(THREAD, result);
1242 C2V_END
1243
1244 C2V_VMENTRY(jlong, getLocalVariableTableStart, (JNIEnv *, jobject, jobject jvmci_method))
1245 ResourceMark rm;
1246 Method* method = CompilerToVM::asMethod(jvmci_method);
1247 if (!method->has_localvariable_table()) {
1248 return 0;
1249 }
1250 return (jlong) (address) method->localvariable_table_start();
1251 C2V_END
1252
1253 C2V_VMENTRY(jint, getLocalVariableTableLength, (JNIEnv *, jobject, jobject jvmci_method))
1254 ResourceMark rm;
1255 Method* method = CompilerToVM::asMethod(jvmci_method);
1256 return method->localvariable_table_length();
1257 C2V_END
1258
1259 C2V_VMENTRY(void, reprofile, (JNIEnv*, jobject, jobject jvmci_method))
1260 Method* method = CompilerToVM::asMethod(jvmci_method);
1261 MethodCounters* mcs = method->method_counters();
1262 if (mcs != NULL) {
1263 mcs->clear_counters();
1264 }
1265 NOT_PRODUCT(method->set_compiled_invocation_count(0));
1266
1267 CompiledMethod* code = method->code();
1268 if (code != NULL) {
1269 code->make_not_entrant();
1270 }
1271
1272 MethodData* method_data = method->method_data();
1273 if (method_data == NULL) {
1274 ClassLoaderData* loader_data = method->method_holder()->class_loader_data();
1275 method_data = MethodData::allocate(loader_data, method, CHECK);
1276 method->set_method_data(method_data);
1277 } else {
1278 method_data->initialize();
1279 }
1280 C2V_END
1281
1282
1283 C2V_VMENTRY(void, invalidateInstalledCode, (JNIEnv*, jobject, jobject installed_code))
1284 Handle installed_code_handle = JNIHandles::resolve(installed_code);
1285 nmethod::invalidate_installed_code(installed_code_handle, CHECK);
1286 C2V_END
1287
1288 C2V_VMENTRY(jlongArray, collectCounters, (JNIEnv*, jobject))
1289 typeArrayOop arrayOop = oopFactory::new_longArray(JVMCICounterSize, CHECK_NULL);
1290 JavaThread::collect_counters(arrayOop);
1291 return (jlongArray) JNIHandles::make_local(THREAD, arrayOop);
1292 C2V_END
1293
1294 C2V_VMENTRY(int, allocateCompileId, (JNIEnv*, jobject, jobject jvmci_method, int entry_bci))
1295 HandleMark hm;
1296 ResourceMark rm;
1297 if (JNIHandles::resolve(jvmci_method) == NULL) {
1298 THROW_0(vmSymbols::java_lang_NullPointerException());
1299 }
1300 Method* method = CompilerToVM::asMethod(jvmci_method);
1301 if (entry_bci >= method->code_size() || entry_bci < -1) {
1302 THROW_MSG_0(vmSymbols::java_lang_IllegalArgumentException(), err_msg("Unexpected bci %d", entry_bci));
1303 }
1304 return CompileBroker::assign_compile_id_unlocked(THREAD, method, entry_bci);
1305 C2V_END
1306
1307
1308 C2V_VMENTRY(jboolean, isMature, (JNIEnv*, jobject, jlong metaspace_method_data))
1309 MethodData* mdo = CompilerToVM::asMethodData(metaspace_method_data);
1310 return mdo != NULL && mdo->is_mature();
1311 C2V_END
1312
1313 C2V_VMENTRY(jboolean, hasCompiledCodeForOSR, (JNIEnv*, jobject, jobject jvmci_method, int entry_bci, int comp_level))
1314 Method* method = CompilerToVM::asMethod(jvmci_method);
1315 return method->lookup_osr_nmethod_for(entry_bci, comp_level, true) != NULL;
1316 C2V_END
1317
1318 C2V_VMENTRY(jobject, getSymbol, (JNIEnv*, jobject, jlong symbol))
1319 Handle sym = java_lang_String::create_from_symbol((Symbol*)(address)symbol, CHECK_NULL);
1320 return JNIHandles::make_local(THREAD, sym());
1321 C2V_END
1322
1323 bool matches(jobjectArray methods, Method* method) {
1324 objArrayOop methods_oop = (objArrayOop) JNIHandles::resolve(methods);
1325
1326 for (int i = 0; i < methods_oop->length(); i++) {
1327 oop resolved = methods_oop->obj_at(i);
1328 if (resolved->is_a(HotSpotResolvedJavaMethodImpl::klass()) && CompilerToVM::asMethod(resolved) == method) {
1329 return true;
1330 }
1331 }
1332 return false;
1333 }
1334
1335 C2V_VMENTRY(jobject, getNextStackFrame, (JNIEnv*, jobject compilerToVM, jobject hs_frame, jobjectArray methods, jint initialSkip))
1336 ResourceMark rm;
1337
1338 if (!thread->has_last_Java_frame()) return NULL;
1339 Handle result = HotSpotStackFrameReference::klass()->allocate_instance(thread);
1340 HotSpotStackFrameReference::klass()->initialize(thread);
1341
1342 StackFrameStream fst(thread);
1343 if (hs_frame != NULL) {
1344 // look for the correct stack frame if one is given
1345 intptr_t* stack_pointer = (intptr_t*) HotSpotStackFrameReference::stackPointer(hs_frame);
1346 while (fst.current()->sp() != stack_pointer && !fst.is_done()) {
1347 fst.next();
1348 }
1349 if (fst.current()->sp() != stack_pointer) {
1350 THROW_MSG_NULL(vmSymbols::java_lang_IllegalStateException(), "stack frame not found")
1351 }
1352 }
1353
1354 int frame_number = 0;
1355 vframe* vf = vframe::new_vframe(fst.current(), fst.register_map(), thread);
1356 if (hs_frame != NULL) {
1357 // look for the correct vframe within the stack frame if one is given
1358 int last_frame_number = HotSpotStackFrameReference::frameNumber(hs_frame);
1359 while (frame_number < last_frame_number) {
1360 if (vf->is_top()) {
1361 THROW_MSG_NULL(vmSymbols::java_lang_IllegalStateException(), "invalid frame number")
1362 }
1363 vf = vf->sender();
1364 frame_number ++;
1365 }
1366 // move one frame forward
1367 if (vf->is_top()) {
1368 if (fst.is_done()) {
1369 return NULL;
1370 }
1371 fst.next();
1372 vf = vframe::new_vframe(fst.current(), fst.register_map(), thread);
1373 frame_number = 0;
1374 } else {
1375 vf = vf->sender();
1376 frame_number++;
1377 }
1378 }
1379
1380 while (true) {
1381 // look for the given method
1382 while (true) {
1383 StackValueCollection* locals = NULL;
1384 if (vf->is_compiled_frame()) {
1385 // compiled method frame
1386 compiledVFrame* cvf = compiledVFrame::cast(vf);
1387 if (methods == NULL || matches(methods, cvf->method())) {
1388 if (initialSkip > 0) {
1389 initialSkip --;
1390 } else {
1391 ScopeDesc* scope = cvf->scope();
1392 // native wrapper do not have a scope
1393 if (scope != NULL && scope->objects() != NULL) {
1394 bool realloc_failures = Deoptimization::realloc_objects(thread, fst.current(), scope->objects(), THREAD);
1395 Deoptimization::reassign_fields(fst.current(), fst.register_map(), scope->objects(), realloc_failures, false);
1396
1397 GrowableArray<ScopeValue*>* local_values = scope->locals();
1398 typeArrayHandle array = oopFactory::new_boolArray(local_values->length(), thread);
1399 for (int i = 0; i < local_values->length(); i++) {
1400 ScopeValue* value = local_values->at(i);
1401 if (value->is_object()) {
1402 array->bool_at_put(i, true);
1403 }
1404 }
1405 HotSpotStackFrameReference::set_localIsVirtual(result, array());
1406 } else {
1407 HotSpotStackFrameReference::set_localIsVirtual(result, NULL);
1408 }
1409
1410 locals = cvf->locals();
1411 HotSpotStackFrameReference::set_bci(result, cvf->bci());
1412 oop method = CompilerToVM::get_jvmci_method(cvf->method(), CHECK_NULL);
1413 HotSpotStackFrameReference::set_method(result, method);
1414 }
1415 }
1416 } else if (vf->is_interpreted_frame()) {
1417 // interpreted method frame
1418 interpretedVFrame* ivf = interpretedVFrame::cast(vf);
1419 if (methods == NULL || matches(methods, ivf->method())) {
1420 if (initialSkip > 0) {
1421 initialSkip --;
1422 } else {
1423 locals = ivf->locals();
1424 HotSpotStackFrameReference::set_bci(result, ivf->bci());
1425 oop method = CompilerToVM::get_jvmci_method(ivf->method(), CHECK_NULL);
1426 HotSpotStackFrameReference::set_method(result, method);
1427 HotSpotStackFrameReference::set_localIsVirtual(result, NULL);
1428 }
1429 }
1430 }
1431
1432 // locals != NULL means that we found a matching frame and result is already partially initialized
1433 if (locals != NULL) {
1434 HotSpotStackFrameReference::set_compilerToVM(result, JNIHandles::resolve(compilerToVM));
1435 HotSpotStackFrameReference::set_stackPointer(result, (jlong) fst.current()->sp());
1436 HotSpotStackFrameReference::set_frameNumber(result, frame_number);
1437
1438 // initialize the locals array
1439 objArrayHandle array = oopFactory::new_objectArray(locals->size(), thread);
1440 for (int i = 0; i < locals->size(); i++) {
1441 StackValue* var = locals->at(i);
1442 if (var->type() == T_OBJECT) {
1443 array->obj_at_put(i, locals->at(i)->get_obj()());
1444 }
1445 }
1446 HotSpotStackFrameReference::set_locals(result, array());
1447
1448 return JNIHandles::make_local(thread, result());
1449 }
1450
1451 if (vf->is_top()) {
1452 break;
1453 }
1454 frame_number++;
1455 vf = vf->sender();
1456 } // end of vframe loop
1457
1458 if (fst.is_done()) {
1459 break;
1460 }
1461 fst.next();
1462 vf = vframe::new_vframe(fst.current(), fst.register_map(), thread);
1463 frame_number = 0;
1464 } // end of frame loop
1465
1466 // the end was reached without finding a matching method
1467 return NULL;
1468 C2V_END
1469
1470 C2V_VMENTRY(void, resolveInvokeDynamicInPool, (JNIEnv*, jobject, jobject jvmci_constant_pool, jint index))
1471 constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool);
1472 CallInfo callInfo;
1473 LinkResolver::resolve_invoke(callInfo, Handle(), cp, index, Bytecodes::_invokedynamic, CHECK);
1474 ConstantPoolCacheEntry* cp_cache_entry = cp->invokedynamic_cp_cache_entry_at(index);
1475 cp_cache_entry->set_dynamic_call(cp, callInfo);
1476 C2V_END
1477
1478 C2V_VMENTRY(void, resolveInvokeHandleInPool, (JNIEnv*, jobject, jobject jvmci_constant_pool, jint index))
1479 constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool);
1480 KlassHandle holder = cp->klass_ref_at(index, CHECK);
1481 Symbol* name = cp->name_ref_at(index);
1482 if (MethodHandles::is_signature_polymorphic_name(holder(), name)) {
1483 CallInfo callInfo;
1484 LinkResolver::resolve_invoke(callInfo, Handle(), cp, index, Bytecodes::_invokehandle, CHECK);
1485 ConstantPoolCacheEntry* cp_cache_entry = cp_cache_entry = cp->cache()->entry_at(cp->decode_cpcache_index(index));
1486 cp_cache_entry->set_method_handle(cp, callInfo);
1487 }
1488 C2V_END
1489
1490 C2V_VMENTRY(jobject, getSignaturePolymorphicHolders, (JNIEnv*, jobject))
1491 objArrayHandle holders = oopFactory::new_objArray(SystemDictionary::String_klass(), 2, CHECK_NULL);
1492 Handle mh = java_lang_String::create_from_str("Ljava/lang/invoke/MethodHandle;", CHECK_NULL);
1493 Handle vh = java_lang_String::create_from_str("Ljava/lang/invoke/VarHandle;", CHECK_NULL);
1494 holders->obj_at_put(0, mh());
1495 holders->obj_at_put(1, vh());
1496 return JNIHandles::make_local(THREAD, holders());
1497 C2V_END
1498
1499 C2V_VMENTRY(jboolean, shouldDebugNonSafepoints, (JNIEnv*, jobject))
1500 //see compute_recording_non_safepoints in debugInfroRec.cpp
1501 if (JvmtiExport::should_post_compiled_method_load() && FLAG_IS_DEFAULT(DebugNonSafepoints)) {
1502 return true;
1503 }
1504 return DebugNonSafepoints;
1505 C2V_END
1506
1507 // public native void materializeVirtualObjects(HotSpotStackFrameReference stackFrame, boolean invalidate);
1508 C2V_VMENTRY(void, materializeVirtualObjects, (JNIEnv*, jobject, jobject hs_frame, bool invalidate))
1509 ResourceMark rm;
1510
1511 if (hs_frame == NULL) {
1512 THROW_MSG(vmSymbols::java_lang_NullPointerException(), "stack frame is null")
1513 }
1514
1515 HotSpotStackFrameReference::klass()->initialize(thread);
1516
1517 // look for the given stack frame
1518 StackFrameStream fst(thread);
1519 intptr_t* stack_pointer = (intptr_t*) HotSpotStackFrameReference::stackPointer(hs_frame);
1520 while (fst.current()->sp() != stack_pointer && !fst.is_done()) {
1521 fst.next();
1522 }
1523 if (fst.current()->sp() != stack_pointer) {
1524 THROW_MSG(vmSymbols::java_lang_IllegalStateException(), "stack frame not found")
1525 }
1526
1527 if (invalidate) {
1528 if (!fst.current()->is_compiled_frame()) {
1529 THROW_MSG(vmSymbols::java_lang_IllegalStateException(), "compiled stack frame expected")
1530 }
1531 assert(fst.current()->cb()->is_nmethod(), "nmethod expected");
1532 ((nmethod*) fst.current()->cb())->make_not_entrant();
1533 }
1534 Deoptimization::deoptimize(thread, *fst.current(), fst.register_map(), Deoptimization::Reason_none);
1535 // look for the frame again as it has been updated by deopt (pc, deopt state...)
1536 StackFrameStream fstAfterDeopt(thread);
1537 while (fstAfterDeopt.current()->sp() != stack_pointer && !fstAfterDeopt.is_done()) {
1538 fstAfterDeopt.next();
1539 }
1540 if (fstAfterDeopt.current()->sp() != stack_pointer) {
1541 THROW_MSG(vmSymbols::java_lang_IllegalStateException(), "stack frame not found after deopt")
1542 }
1543
1544 vframe* vf = vframe::new_vframe(fstAfterDeopt.current(), fstAfterDeopt.register_map(), thread);
1545 if (!vf->is_compiled_frame()) {
1546 THROW_MSG(vmSymbols::java_lang_IllegalStateException(), "compiled stack frame expected")
1547 }
1548
1549 GrowableArray<compiledVFrame*>* virtualFrames = new GrowableArray<compiledVFrame*>(10);
1550 while (true) {
1551 assert(vf->is_compiled_frame(), "Wrong frame type");
1552 virtualFrames->push(compiledVFrame::cast(vf));
1553 if (vf->is_top()) {
1554 break;
1555 }
1556 vf = vf->sender();
1557 }
1558
1559 int last_frame_number = HotSpotStackFrameReference::frameNumber(hs_frame);
1560 if (last_frame_number >= virtualFrames->length()) {
1561 THROW_MSG(vmSymbols::java_lang_IllegalStateException(), "invalid frame number")
1562 }
1563
1564 // Reallocate the non-escaping objects and restore their fields.
1565 assert (virtualFrames->at(last_frame_number)->scope() != NULL,"invalid scope");
1566 GrowableArray<ScopeValue*>* objects = virtualFrames->at(last_frame_number)->scope()->objects();
1567
1568 if (objects == NULL) {
1569 // no objects to materialize
1570 return;
1571 }
1572
1573 bool realloc_failures = Deoptimization::realloc_objects(thread, fstAfterDeopt.current(), objects, THREAD);
1574 Deoptimization::reassign_fields(fstAfterDeopt.current(), fstAfterDeopt.register_map(), objects, realloc_failures, false);
1575
1576 for (int frame_index = 0; frame_index < virtualFrames->length(); frame_index++) {
1577 compiledVFrame* cvf = virtualFrames->at(frame_index);
1578
1579 GrowableArray<ScopeValue*>* scopeLocals = cvf->scope()->locals();
1580 StackValueCollection* locals = cvf->locals();
1581
1582 if (locals != NULL) {
1583 for (int i2 = 0; i2 < locals->size(); i2++) {
1584 StackValue* var = locals->at(i2);
1585 if (var->type() == T_OBJECT && scopeLocals->at(i2)->is_object()) {
1586 jvalue val;
1587 val.l = (jobject) locals->at(i2)->get_obj()();
1588 cvf->update_local(T_OBJECT, i2, val);
1589 }
1590 }
1591 }
1592 }
1593
1594 // all locals are materialized by now
1595 HotSpotStackFrameReference::set_localIsVirtual(hs_frame, NULL);
1596
1597 // update the locals array
1598 objArrayHandle array = HotSpotStackFrameReference::locals(hs_frame);
1599 StackValueCollection* locals = virtualFrames->at(last_frame_number)->locals();
1600 for (int i = 0; i < locals->size(); i++) {
1601 StackValue* var = locals->at(i);
1602 if (var->type() == T_OBJECT) {
1603 array->obj_at_put(i, locals->at(i)->get_obj()());
1604 }
1605 }
1606 C2V_END
1607
1608 C2V_VMENTRY(void, writeDebugOutput, (JNIEnv*, jobject, jbyteArray bytes, jint offset, jint length))
1609 if (bytes == NULL) {
1610 THROW(vmSymbols::java_lang_NullPointerException());
1611 }
1612 typeArrayOop array = (typeArrayOop) JNIHandles::resolve(bytes);
1613
1614 // Check if offset and length are non negative.
1615 if (offset < 0 || length < 0) {
1616 THROW(vmSymbols::java_lang_ArrayIndexOutOfBoundsException());
1617 }
1618 // Check if the range is valid.
1619 if ((((unsigned int) length + (unsigned int) offset) > (unsigned int) array->length())) {
1620 THROW(vmSymbols::java_lang_ArrayIndexOutOfBoundsException());
1621 }
1622 while (length > 0) {
1623 jbyte* start = array->byte_at_addr(offset);
1624 tty->write((char*) start, MIN2(length, O_BUFLEN));
1625 length -= O_BUFLEN;
1626 offset += O_BUFLEN;
1627 }
1628 C2V_END
1629
1630 C2V_VMENTRY(void, flushDebugOutput, (JNIEnv*, jobject))
1631 tty->flush();
1632 C2V_END
1633
1634 C2V_VMENTRY(int, methodDataProfileDataSize, (JNIEnv*, jobject, jlong metaspace_method_data, jint position))
1635 ResourceMark rm;
1636 MethodData* mdo = CompilerToVM::asMethodData(metaspace_method_data);
1637 ProfileData* profile_data = mdo->data_at(position);
1638 if (mdo->is_valid(profile_data)) {
1639 return profile_data->size_in_bytes();
1640 }
1641 DataLayout* data = mdo->extra_data_base();
1642 DataLayout* end = mdo->extra_data_limit();
1643 for (;; data = mdo->next_extra(data)) {
1644 assert(data < end, "moved past end of extra data");
1645 profile_data = data->data_in();
1646 if (mdo->dp_to_di(profile_data->dp()) == position) {
1647 return profile_data->size_in_bytes();
1648 }
1649 }
1650 THROW_MSG_0(vmSymbols::java_lang_IllegalArgumentException(), err_msg("Invalid profile data position %d", position));
1651 C2V_END
1652
1653 C2V_VMENTRY(jlong, getFingerprint, (JNIEnv*, jobject, jlong metaspace_klass))
1654 Klass *k = CompilerToVM::asKlass(metaspace_klass);
1655 if (k->is_instance_klass()) {
1656 return InstanceKlass::cast(k)->get_stored_fingerprint();
1657 } else {
1658 return 0;
1659 }
1660 C2V_END
1661
1662 C2V_VMENTRY(int, interpreterFrameSize, (JNIEnv*, jobject, jobject bytecode_frame_handle))
1663 if (bytecode_frame_handle == NULL) {
1664 THROW_0(vmSymbols::java_lang_NullPointerException());
1665 }
1666
1667 oop top_bytecode_frame = JNIHandles::resolve_non_null(bytecode_frame_handle);
1668 oop bytecode_frame = top_bytecode_frame;
1669 int size = 0;
1670 int callee_parameters = 0;
1671 int callee_locals = 0;
1672 Method* method = getMethodFromHotSpotMethod(BytecodePosition::method(bytecode_frame));
1673 int extra_args = method->max_stack() - BytecodeFrame::numStack(bytecode_frame);
1674
1675 while (bytecode_frame != NULL) {
1676 int locks = BytecodeFrame::numLocks(bytecode_frame);
1677 int temps = BytecodeFrame::numStack(bytecode_frame);
1678 bool is_top_frame = (bytecode_frame == top_bytecode_frame);
1679 Method* method = getMethodFromHotSpotMethod(BytecodePosition::method(bytecode_frame));
1680
1681 int frame_size = BytesPerWord * Interpreter::size_activation(method->max_stack(),
1682 temps + callee_parameters,
1683 extra_args,
1684 locks,
1685 callee_parameters,
1686 callee_locals,
1687 is_top_frame);
1688 size += frame_size;
1689
1690 callee_parameters = method->size_of_parameters();
1691 callee_locals = method->max_locals();
1692 extra_args = 0;
1693 bytecode_frame = BytecodePosition::caller(bytecode_frame);
1694 }
1695 return size + Deoptimization::last_frame_adjust(0, callee_locals) * BytesPerWord;
1696 C2V_END
1697
1698 C2V_VMENTRY(void, compileToBytecode, (JNIEnv*, jobject, jobject lambda_form_handle))
1699 Handle lambda_form = JNIHandles::resolve_non_null(lambda_form_handle);
1700 if (lambda_form->is_a(SystemDictionary::LambdaForm_klass())) {
1701 TempNewSymbol compileToBytecode = SymbolTable::new_symbol("compileToBytecode", CHECK);
1702 JavaValue result(T_VOID);
1703 JavaCalls::call_special(&result, lambda_form, SystemDictionary::LambdaForm_klass(), compileToBytecode, vmSymbols::void_method_signature(), CHECK);
1704 } else {
1705 THROW_MSG(vmSymbols::java_lang_IllegalArgumentException(),
1706 err_msg("Unexpected type: %s", lambda_form->klass()->external_name()));
1707 }
1708 C2V_END
1709
1710 #define CC (char*) /*cast a literal from (const char*)*/
1711 #define FN_PTR(f) CAST_FROM_FN_PTR(void*, &(c2v_ ## f))
1712
1713 #define STRING "Ljava/lang/String;"
1714 #define OBJECT "Ljava/lang/Object;"
1715 #define CLASS "Ljava/lang/Class;"
1716 #define EXECUTABLE "Ljava/lang/reflect/Executable;"
1717 #define STACK_TRACE_ELEMENT "Ljava/lang/StackTraceElement;"
1718 #define INSTALLED_CODE "Ljdk/vm/ci/code/InstalledCode;"
1719 #define TARGET_DESCRIPTION "Ljdk/vm/ci/code/TargetDescription;"
1720 #define BYTECODE_FRAME "Ljdk/vm/ci/code/BytecodeFrame;"
1721 #define RESOLVED_METHOD "Ljdk/vm/ci/meta/ResolvedJavaMethod;"
1722 #define HS_RESOLVED_METHOD "Ljdk/vm/ci/hotspot/HotSpotResolvedJavaMethodImpl;"
1723 #define HS_RESOLVED_KLASS "Ljdk/vm/ci/hotspot/HotSpotResolvedObjectTypeImpl;"
1724 #define HS_CONSTANT_POOL "Ljdk/vm/ci/hotspot/HotSpotConstantPool;"
1725 #define HS_COMPILED_CODE "Ljdk/vm/ci/hotspot/HotSpotCompiledCode;"
1726 #define HS_CONFIG "Ljdk/vm/ci/hotspot/HotSpotVMConfig;"
1727 #define HS_METADATA "Ljdk/vm/ci/hotspot/HotSpotMetaData;"
1728 #define HS_STACK_FRAME_REF "Ljdk/vm/ci/hotspot/HotSpotStackFrameReference;"
1729 #define HS_SPECULATION_LOG "Ljdk/vm/ci/hotspot/HotSpotSpeculationLog;"
1730 #define METASPACE_METHOD_DATA "J"
1731
1732 JNINativeMethod CompilerToVM::methods[] = {
1733 {CC "getBytecode", CC "(" HS_RESOLVED_METHOD ")[B", FN_PTR(getBytecode)},
1734 {CC "getExceptionTableStart", CC "(" HS_RESOLVED_METHOD ")J", FN_PTR(getExceptionTableStart)},
1735 {CC "getExceptionTableLength", CC "(" HS_RESOLVED_METHOD ")I", FN_PTR(getExceptionTableLength)},
1736 {CC "findUniqueConcreteMethod", CC "(" HS_RESOLVED_KLASS HS_RESOLVED_METHOD ")" HS_RESOLVED_METHOD, FN_PTR(findUniqueConcreteMethod)},
1737 {CC "getImplementor", CC "(" HS_RESOLVED_KLASS ")" HS_RESOLVED_KLASS, FN_PTR(getImplementor)},
1738 {CC "getStackTraceElement", CC "(" HS_RESOLVED_METHOD "I)" STACK_TRACE_ELEMENT, FN_PTR(getStackTraceElement)},
1739 {CC "methodIsIgnoredBySecurityStackWalk", CC "(" HS_RESOLVED_METHOD ")Z", FN_PTR(methodIsIgnoredBySecurityStackWalk)},
1740 {CC "doNotInlineOrCompile", CC "(" HS_RESOLVED_METHOD ")V", FN_PTR(doNotInlineOrCompile)},
1741 {CC "isCompilable", CC "(" HS_RESOLVED_METHOD ")Z", FN_PTR(isCompilable)},
1742 {CC "hasNeverInlineDirective", CC "(" HS_RESOLVED_METHOD ")Z", FN_PTR(hasNeverInlineDirective)},
1743 {CC "shouldInlineMethod", CC "(" HS_RESOLVED_METHOD ")Z", FN_PTR(shouldInlineMethod)},
1744 {CC "lookupType", CC "(" STRING CLASS "Z)" HS_RESOLVED_KLASS, FN_PTR(lookupType)},
1745 {CC "lookupNameInPool", CC "(" HS_CONSTANT_POOL "I)" STRING, FN_PTR(lookupNameInPool)},
1746 {CC "lookupNameAndTypeRefIndexInPool", CC "(" HS_CONSTANT_POOL "I)I", FN_PTR(lookupNameAndTypeRefIndexInPool)},
1747 {CC "lookupSignatureInPool", CC "(" HS_CONSTANT_POOL "I)" STRING, FN_PTR(lookupSignatureInPool)},
1748 {CC "lookupKlassRefIndexInPool", CC "(" HS_CONSTANT_POOL "I)I", FN_PTR(lookupKlassRefIndexInPool)},
1749 {CC "lookupKlassInPool", CC "(" HS_CONSTANT_POOL "I)Ljava/lang/Object;", FN_PTR(lookupKlassInPool)},
1750 {CC "lookupAppendixInPool", CC "(" HS_CONSTANT_POOL "I)" OBJECT, FN_PTR(lookupAppendixInPool)},
1751 {CC "lookupMethodInPool", CC "(" HS_CONSTANT_POOL "IB)" HS_RESOLVED_METHOD, FN_PTR(lookupMethodInPool)},
1752 {CC "constantPoolRemapInstructionOperandFromCache", CC "(" HS_CONSTANT_POOL "I)I", FN_PTR(constantPoolRemapInstructionOperandFromCache)},
1753 {CC "resolveConstantInPool", CC "(" HS_CONSTANT_POOL "I)" OBJECT, FN_PTR(resolveConstantInPool)},
1754 {CC "resolvePossiblyCachedConstantInPool", CC "(" HS_CONSTANT_POOL "I)" OBJECT, FN_PTR(resolvePossiblyCachedConstantInPool)},
1755 {CC "resolveTypeInPool", CC "(" HS_CONSTANT_POOL "I)" HS_RESOLVED_KLASS, FN_PTR(resolveTypeInPool)},
1756 {CC "resolveFieldInPool", CC "(" HS_CONSTANT_POOL "I" HS_RESOLVED_METHOD "B[I)" HS_RESOLVED_KLASS, FN_PTR(resolveFieldInPool)},
1757 {CC "resolveInvokeDynamicInPool", CC "(" HS_CONSTANT_POOL "I)V", FN_PTR(resolveInvokeDynamicInPool)},
1758 {CC "resolveInvokeHandleInPool", CC "(" HS_CONSTANT_POOL "I)V", FN_PTR(resolveInvokeHandleInPool)},
1759 {CC "resolveMethod", CC "(" HS_RESOLVED_KLASS HS_RESOLVED_METHOD HS_RESOLVED_KLASS ")" HS_RESOLVED_METHOD, FN_PTR(resolveMethod)},
1760 {CC "getSignaturePolymorphicHolders", CC "()[" STRING, FN_PTR(getSignaturePolymorphicHolders)},
1761 {CC "getVtableIndexForInterfaceMethod", CC "(" HS_RESOLVED_KLASS HS_RESOLVED_METHOD ")I", FN_PTR(getVtableIndexForInterfaceMethod)},
1762 {CC "getClassInitializer", CC "(" HS_RESOLVED_KLASS ")" HS_RESOLVED_METHOD, FN_PTR(getClassInitializer)},
1763 {CC "hasFinalizableSubclass", CC "(" HS_RESOLVED_KLASS ")Z", FN_PTR(hasFinalizableSubclass)},
1764 {CC "getMaxCallTargetOffset", CC "(J)J", FN_PTR(getMaxCallTargetOffset)},
1765 {CC "asResolvedJavaMethod", CC "(" EXECUTABLE ")" HS_RESOLVED_METHOD, FN_PTR(asResolvedJavaMethod)},
1766 {CC "getResolvedJavaMethod", CC "(Ljava/lang/Object;J)" HS_RESOLVED_METHOD, FN_PTR(getResolvedJavaMethod)},
1767 {CC "getConstantPool", CC "(Ljava/lang/Object;)" HS_CONSTANT_POOL, FN_PTR(getConstantPool)},
1768 {CC "getResolvedJavaType", CC "(Ljava/lang/Object;JZ)" HS_RESOLVED_KLASS, FN_PTR(getResolvedJavaType)},
1769 {CC "readConfiguration", CC "()[" OBJECT, FN_PTR(readConfiguration)},
1770 {CC "installCode", CC "(" TARGET_DESCRIPTION HS_COMPILED_CODE INSTALLED_CODE HS_SPECULATION_LOG ")I", FN_PTR(installCode)},
1771 {CC "getMetadata", CC "(" TARGET_DESCRIPTION HS_COMPILED_CODE HS_METADATA ")I", FN_PTR(getMetadata)},
1772 {CC "resetCompilationStatistics", CC "()V", FN_PTR(resetCompilationStatistics)},
1773 {CC "disassembleCodeBlob", CC "(" INSTALLED_CODE ")" STRING, FN_PTR(disassembleCodeBlob)},
1774 {CC "executeInstalledCode", CC "([" OBJECT INSTALLED_CODE ")" OBJECT, FN_PTR(executeInstalledCode)},
1775 {CC "getLineNumberTable", CC "(" HS_RESOLVED_METHOD ")[J", FN_PTR(getLineNumberTable)},
1776 {CC "getLocalVariableTableStart", CC "(" HS_RESOLVED_METHOD ")J", FN_PTR(getLocalVariableTableStart)},
1777 {CC "getLocalVariableTableLength", CC "(" HS_RESOLVED_METHOD ")I", FN_PTR(getLocalVariableTableLength)},
1778 {CC "reprofile", CC "(" HS_RESOLVED_METHOD ")V", FN_PTR(reprofile)},
1779 {CC "invalidateInstalledCode", CC "(" INSTALLED_CODE ")V", FN_PTR(invalidateInstalledCode)},
1780 {CC "collectCounters", CC "()[J", FN_PTR(collectCounters)},
1781 {CC "allocateCompileId", CC "(" HS_RESOLVED_METHOD "I)I", FN_PTR(allocateCompileId)},
1782 {CC "isMature", CC "(" METASPACE_METHOD_DATA ")Z", FN_PTR(isMature)},
1783 {CC "hasCompiledCodeForOSR", CC "(" HS_RESOLVED_METHOD "II)Z", FN_PTR(hasCompiledCodeForOSR)},
1784 {CC "getSymbol", CC "(J)" STRING, FN_PTR(getSymbol)},
1785 {CC "getNextStackFrame", CC "(" HS_STACK_FRAME_REF "[" RESOLVED_METHOD "I)" HS_STACK_FRAME_REF, FN_PTR(getNextStackFrame)},
1786 {CC "materializeVirtualObjects", CC "(" HS_STACK_FRAME_REF "Z)V", FN_PTR(materializeVirtualObjects)},
1787 {CC "shouldDebugNonSafepoints", CC "()Z", FN_PTR(shouldDebugNonSafepoints)},
1788 {CC "writeDebugOutput", CC "([BII)V", FN_PTR(writeDebugOutput)},
1789 {CC "flushDebugOutput", CC "()V", FN_PTR(flushDebugOutput)},
1790 {CC "methodDataProfileDataSize", CC "(JI)I", FN_PTR(methodDataProfileDataSize)},
1791 {CC "getFingerprint", CC "(J)J", FN_PTR(getFingerprint)},
1792 {CC "interpreterFrameSize", CC "(" BYTECODE_FRAME ")I", FN_PTR(interpreterFrameSize)},
1793 {CC "compileToBytecode", CC "(" OBJECT ")V", FN_PTR(compileToBytecode)},
1794 {CC "getFlagValue", CC "(" STRING ")" OBJECT, FN_PTR(getFlagValue)},
1795 };
1796
1797 int CompilerToVM::methods_count() {
1798 return sizeof(methods) / sizeof(JNINativeMethod);
1799 }