1 /* 2 * Copyright (c) 2011, 2016, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. 8 * 9 * This code is distributed in the hope that it will be useful, but WITHOUT 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 12 * version 2 for more details (a copy is included in the LICENSE file that 13 * accompanied this code). 14 * 15 * You should have received a copy of the GNU General Public License version 16 * 2 along with this work; if not, write to the Free Software Foundation, 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 18 * 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 20 * or visit www.oracle.com if you need additional information or have any 21 * questions. 22 */ 23 24 #include "precompiled.hpp" 25 #include "classfile/javaClasses.inline.hpp" 26 #include "code/codeCache.hpp" 27 #include "code/scopeDesc.hpp" 28 #include "interpreter/linkResolver.hpp" 29 #include "memory/oopFactory.hpp" 30 #include "memory/resourceArea.hpp" 31 #include "oops/generateOopMap.hpp" 32 #include "oops/fieldStreams.hpp" 33 #include "oops/oop.inline.hpp" 34 #include "oops/objArrayOop.inline.hpp" 35 #include "runtime/fieldDescriptor.hpp" 36 #include "runtime/javaCalls.hpp" 37 #include "jvmci/jvmciRuntime.hpp" 38 #include "compiler/abstractCompiler.hpp" 39 #include "compiler/compileBroker.hpp" 40 #include "compiler/compilerOracle.hpp" 41 #include "compiler/disassembler.hpp" 42 #include "compiler/oopMap.hpp" 43 #include "jvmci/jvmciCompilerToVM.hpp" 44 #include "jvmci/jvmciCompiler.hpp" 45 #include "jvmci/jvmciEnv.hpp" 46 #include "jvmci/jvmciJavaClasses.hpp" 47 #include "jvmci/jvmciCodeInstaller.hpp" 48 #include "jvmci/vmStructs_jvmci.hpp" 49 #include "gc/g1/heapRegion.hpp" 50 #include "runtime/javaCalls.hpp" 51 #include "runtime/deoptimization.hpp" 52 #include "runtime/timerTrace.hpp" 53 #include "runtime/vframe.hpp" 54 #include "runtime/vframe_hp.hpp" 55 #include "runtime/vmStructs.hpp" 56 57 58 // Entry to native method implementation that transitions current thread to '_thread_in_vm'. 59 #define C2V_VMENTRY(result_type, name, signature) \ 60 JNIEXPORT result_type JNICALL c2v_ ## name signature { \ 61 TRACE_jvmci_1("CompilerToVM::" #name); \ 62 TRACE_CALL(result_type, jvmci_ ## name signature) \ 63 JVMCI_VM_ENTRY_MARK; \ 64 65 #define C2V_END } 66 67 oop CompilerToVM::get_jvmci_method(const methodHandle& method, TRAPS) { 68 if (method() != NULL) { 69 JavaValue result(T_OBJECT); 70 JavaCallArguments args; 71 args.push_long((jlong) (address) method()); 72 JavaCalls::call_static(&result, SystemDictionary::HotSpotResolvedJavaMethodImpl_klass(), vmSymbols::fromMetaspace_name(), vmSymbols::method_fromMetaspace_signature(), &args, CHECK_NULL); 73 74 return (oop)result.get_jobject(); 75 } 76 return NULL; 77 } 78 79 oop CompilerToVM::get_jvmci_type(KlassHandle klass, TRAPS) { 80 if (klass() != NULL) { 81 JavaValue result(T_OBJECT); 82 JavaCallArguments args; 83 args.push_oop(klass->java_mirror()); 84 JavaCalls::call_static(&result, SystemDictionary::HotSpotResolvedObjectTypeImpl_klass(), vmSymbols::fromMetaspace_name(), vmSymbols::klass_fromMetaspace_signature(), &args, CHECK_NULL); 85 86 return (oop)result.get_jobject(); 87 } 88 return NULL; 89 } 90 91 extern "C" { 92 extern VMStructEntry* jvmciHotSpotVMStructs; 93 extern uint64_t jvmciHotSpotVMStructEntryTypeNameOffset; 94 extern uint64_t jvmciHotSpotVMStructEntryFieldNameOffset; 95 extern uint64_t jvmciHotSpotVMStructEntryTypeStringOffset; 96 extern uint64_t jvmciHotSpotVMStructEntryIsStaticOffset; 97 extern uint64_t jvmciHotSpotVMStructEntryOffsetOffset; 98 extern uint64_t jvmciHotSpotVMStructEntryAddressOffset; 99 extern uint64_t jvmciHotSpotVMStructEntryArrayStride; 100 101 extern VMTypeEntry* jvmciHotSpotVMTypes; 102 extern uint64_t jvmciHotSpotVMTypeEntryTypeNameOffset; 103 extern uint64_t jvmciHotSpotVMTypeEntrySuperclassNameOffset; 104 extern uint64_t jvmciHotSpotVMTypeEntryIsOopTypeOffset; 105 extern uint64_t jvmciHotSpotVMTypeEntryIsIntegerTypeOffset; 106 extern uint64_t jvmciHotSpotVMTypeEntryIsUnsignedOffset; 107 extern uint64_t jvmciHotSpotVMTypeEntrySizeOffset; 108 extern uint64_t jvmciHotSpotVMTypeEntryArrayStride; 109 110 extern VMIntConstantEntry* jvmciHotSpotVMIntConstants; 111 extern uint64_t jvmciHotSpotVMIntConstantEntryNameOffset; 112 extern uint64_t jvmciHotSpotVMIntConstantEntryValueOffset; 113 extern uint64_t jvmciHotSpotVMIntConstantEntryArrayStride; 114 115 extern VMLongConstantEntry* jvmciHotSpotVMLongConstants; 116 extern uint64_t jvmciHotSpotVMLongConstantEntryNameOffset; 117 extern uint64_t jvmciHotSpotVMLongConstantEntryValueOffset; 118 extern uint64_t jvmciHotSpotVMLongConstantEntryArrayStride; 119 120 extern VMAddressEntry* jvmciHotSpotVMAddresses; 121 extern uint64_t jvmciHotSpotVMAddressEntryNameOffset; 122 extern uint64_t jvmciHotSpotVMAddressEntryValueOffset; 123 extern uint64_t jvmciHotSpotVMAddressEntryArrayStride; 124 } 125 126 int CompilerToVM::Data::Klass_vtable_start_offset; 127 int CompilerToVM::Data::Klass_vtable_length_offset; 128 129 int CompilerToVM::Data::Method_extra_stack_entries; 130 131 address CompilerToVM::Data::SharedRuntime_ic_miss_stub; 132 address CompilerToVM::Data::SharedRuntime_handle_wrong_method_stub; 133 address CompilerToVM::Data::SharedRuntime_deopt_blob_unpack; 134 address CompilerToVM::Data::SharedRuntime_deopt_blob_uncommon_trap; 135 136 size_t CompilerToVM::Data::ThreadLocalAllocBuffer_alignment_reserve; 137 138 CollectedHeap* CompilerToVM::Data::Universe_collectedHeap; 139 int CompilerToVM::Data::Universe_base_vtable_size; 140 address CompilerToVM::Data::Universe_narrow_oop_base; 141 int CompilerToVM::Data::Universe_narrow_oop_shift; 142 address CompilerToVM::Data::Universe_narrow_klass_base; 143 int CompilerToVM::Data::Universe_narrow_klass_shift; 144 void* CompilerToVM::Data::Universe_non_oop_bits; 145 uintptr_t CompilerToVM::Data::Universe_verify_oop_mask; 146 uintptr_t CompilerToVM::Data::Universe_verify_oop_bits; 147 148 bool CompilerToVM::Data::_supports_inline_contig_alloc; 149 HeapWord** CompilerToVM::Data::_heap_end_addr; 150 HeapWord** CompilerToVM::Data::_heap_top_addr; 151 152 jbyte* CompilerToVM::Data::cardtable_start_address; 153 int CompilerToVM::Data::cardtable_shift; 154 155 int CompilerToVM::Data::vm_page_size; 156 157 address CompilerToVM::Data::dsin; 158 address CompilerToVM::Data::dcos; 159 address CompilerToVM::Data::dtan; 160 address CompilerToVM::Data::dexp; 161 address CompilerToVM::Data::dlog; 162 address CompilerToVM::Data::dlog10; 163 address CompilerToVM::Data::dpow; 164 165 void CompilerToVM::Data::initialize() { 166 Klass_vtable_start_offset = in_bytes(Klass::vtable_start_offset()); 167 Klass_vtable_length_offset = in_bytes(Klass::vtable_length_offset()); 168 169 Method_extra_stack_entries = Method::extra_stack_entries(); 170 171 SharedRuntime_ic_miss_stub = SharedRuntime::get_ic_miss_stub(); 172 SharedRuntime_handle_wrong_method_stub = SharedRuntime::get_handle_wrong_method_stub(); 173 SharedRuntime_deopt_blob_unpack = SharedRuntime::deopt_blob()->unpack(); 174 SharedRuntime_deopt_blob_uncommon_trap = SharedRuntime::deopt_blob()->uncommon_trap(); 175 176 ThreadLocalAllocBuffer_alignment_reserve = ThreadLocalAllocBuffer::alignment_reserve(); 177 178 Universe_collectedHeap = Universe::heap(); 179 Universe_base_vtable_size = Universe::base_vtable_size(); 180 Universe_narrow_oop_base = Universe::narrow_oop_base(); 181 Universe_narrow_oop_shift = Universe::narrow_oop_shift(); 182 Universe_narrow_klass_base = Universe::narrow_klass_base(); 183 Universe_narrow_klass_shift = Universe::narrow_klass_shift(); 184 Universe_non_oop_bits = Universe::non_oop_word(); 185 Universe_verify_oop_mask = Universe::verify_oop_mask(); 186 Universe_verify_oop_bits = Universe::verify_oop_bits(); 187 188 _supports_inline_contig_alloc = Universe::heap()->supports_inline_contig_alloc(); 189 _heap_end_addr = _supports_inline_contig_alloc ? Universe::heap()->end_addr() : (HeapWord**) -1; 190 _heap_top_addr = _supports_inline_contig_alloc ? Universe::heap()->top_addr() : (HeapWord**) -1; 191 192 BarrierSet* bs = Universe::heap()->barrier_set(); 193 switch (bs->kind()) { 194 case BarrierSet::CardTableModRef: 195 case BarrierSet::CardTableForRS: 196 case BarrierSet::CardTableExtension: 197 case BarrierSet::G1SATBCT: 198 case BarrierSet::G1SATBCTLogging: { 199 jbyte* base = barrier_set_cast<CardTableModRefBS>(bs)->byte_map_base; 200 assert(base != 0, "unexpected byte_map_base"); 201 cardtable_start_address = base; 202 cardtable_shift = CardTableModRefBS::card_shift; 203 break; 204 } 205 case BarrierSet::ModRef: 206 cardtable_start_address = 0; 207 cardtable_shift = 0; 208 // No post barriers 209 break; 210 default: 211 ShouldNotReachHere(); 212 break; 213 } 214 215 vm_page_size = os::vm_page_size(); 216 217 #define SET_TRIGFUNC(name) \ 218 if (StubRoutines::name() != NULL) { \ 219 name = StubRoutines::name(); \ 220 } else { \ 221 name = CAST_FROM_FN_PTR(address, SharedRuntime::name); \ 222 } 223 224 SET_TRIGFUNC(dsin); 225 SET_TRIGFUNC(dcos); 226 SET_TRIGFUNC(dtan); 227 SET_TRIGFUNC(dexp); 228 SET_TRIGFUNC(dlog10); 229 SET_TRIGFUNC(dlog); 230 SET_TRIGFUNC(dpow); 231 232 #undef SET_TRIGFUNC 233 } 234 235 /** 236 * We put all jvmciHotSpotVM values in an array so we can read them easily from Java. 237 */ 238 static uintptr_t ciHotSpotVMData[28]; 239 240 C2V_VMENTRY(jlong, initializeConfiguration, (JNIEnv *env, jobject)) 241 ciHotSpotVMData[0] = (uintptr_t) jvmciHotSpotVMStructs; 242 ciHotSpotVMData[1] = jvmciHotSpotVMStructEntryTypeNameOffset; 243 ciHotSpotVMData[2] = jvmciHotSpotVMStructEntryFieldNameOffset; 244 ciHotSpotVMData[3] = jvmciHotSpotVMStructEntryTypeStringOffset; 245 ciHotSpotVMData[4] = jvmciHotSpotVMStructEntryIsStaticOffset; 246 ciHotSpotVMData[5] = jvmciHotSpotVMStructEntryOffsetOffset; 247 ciHotSpotVMData[6] = jvmciHotSpotVMStructEntryAddressOffset; 248 ciHotSpotVMData[7] = jvmciHotSpotVMStructEntryArrayStride; 249 250 ciHotSpotVMData[8] = (uintptr_t) jvmciHotSpotVMTypes; 251 ciHotSpotVMData[9] = jvmciHotSpotVMTypeEntryTypeNameOffset; 252 ciHotSpotVMData[10] = jvmciHotSpotVMTypeEntrySuperclassNameOffset; 253 ciHotSpotVMData[11] = jvmciHotSpotVMTypeEntryIsOopTypeOffset; 254 ciHotSpotVMData[12] = jvmciHotSpotVMTypeEntryIsIntegerTypeOffset; 255 ciHotSpotVMData[13] = jvmciHotSpotVMTypeEntryIsUnsignedOffset; 256 ciHotSpotVMData[14] = jvmciHotSpotVMTypeEntrySizeOffset; 257 ciHotSpotVMData[15] = jvmciHotSpotVMTypeEntryArrayStride; 258 259 ciHotSpotVMData[16] = (uintptr_t) jvmciHotSpotVMIntConstants; 260 ciHotSpotVMData[17] = jvmciHotSpotVMIntConstantEntryNameOffset; 261 ciHotSpotVMData[18] = jvmciHotSpotVMIntConstantEntryValueOffset; 262 ciHotSpotVMData[19] = jvmciHotSpotVMIntConstantEntryArrayStride; 263 264 ciHotSpotVMData[20] = (uintptr_t) jvmciHotSpotVMLongConstants; 265 ciHotSpotVMData[21] = jvmciHotSpotVMLongConstantEntryNameOffset; 266 ciHotSpotVMData[22] = jvmciHotSpotVMLongConstantEntryValueOffset; 267 ciHotSpotVMData[23] = jvmciHotSpotVMLongConstantEntryArrayStride; 268 269 ciHotSpotVMData[24] = (uintptr_t) jvmciHotSpotVMAddresses; 270 ciHotSpotVMData[25] = jvmciHotSpotVMAddressEntryNameOffset; 271 ciHotSpotVMData[26] = jvmciHotSpotVMAddressEntryValueOffset; 272 ciHotSpotVMData[27] = jvmciHotSpotVMAddressEntryArrayStride; 273 274 CompilerToVM::Data::initialize(); 275 276 return (jlong) (address) &ciHotSpotVMData; 277 C2V_END 278 279 C2V_VMENTRY(jbyteArray, getBytecode, (JNIEnv *, jobject, jobject jvmci_method)) 280 methodHandle method = CompilerToVM::asMethod(jvmci_method); 281 ResourceMark rm; 282 283 int code_size = method->code_size(); 284 typeArrayOop reconstituted_code = oopFactory::new_byteArray(code_size, CHECK_NULL); 285 286 guarantee(method->method_holder()->is_rewritten(), "Method's holder should be rewritten"); 287 // iterate over all bytecodes and replace non-Java bytecodes 288 289 for (BytecodeStream s(method); s.next() != Bytecodes::_illegal; ) { 290 Bytecodes::Code code = s.code(); 291 Bytecodes::Code raw_code = s.raw_code(); 292 int bci = s.bci(); 293 int len = s.instruction_size(); 294 295 // Restore original byte code. 296 reconstituted_code->byte_at_put(bci, (jbyte) (s.is_wide()? Bytecodes::_wide : code)); 297 if (len > 1) { 298 memcpy(reconstituted_code->byte_at_addr(bci + 1), s.bcp()+1, len-1); 299 } 300 301 if (len > 1) { 302 // Restore the big-endian constant pool indexes. 303 // Cf. Rewriter::scan_method 304 switch (code) { 305 case Bytecodes::_getstatic: 306 case Bytecodes::_putstatic: 307 case Bytecodes::_getfield: 308 case Bytecodes::_putfield: 309 case Bytecodes::_invokevirtual: 310 case Bytecodes::_invokespecial: 311 case Bytecodes::_invokestatic: 312 case Bytecodes::_invokeinterface: 313 case Bytecodes::_invokehandle: { 314 int cp_index = Bytes::get_native_u2((address) reconstituted_code->byte_at_addr(bci + 1)); 315 Bytes::put_Java_u2((address) reconstituted_code->byte_at_addr(bci + 1), (u2) cp_index); 316 break; 317 } 318 319 case Bytecodes::_invokedynamic: 320 int cp_index = Bytes::get_native_u4((address) reconstituted_code->byte_at_addr(bci + 1)); 321 Bytes::put_Java_u4((address) reconstituted_code->byte_at_addr(bci + 1), (u4) cp_index); 322 break; 323 } 324 325 // Not all ldc byte code are rewritten. 326 switch (raw_code) { 327 case Bytecodes::_fast_aldc: { 328 int cpc_index = reconstituted_code->byte_at(bci + 1) & 0xff; 329 int cp_index = method->constants()->object_to_cp_index(cpc_index); 330 assert(cp_index < method->constants()->length(), "sanity check"); 331 reconstituted_code->byte_at_put(bci + 1, (jbyte) cp_index); 332 break; 333 } 334 335 case Bytecodes::_fast_aldc_w: { 336 int cpc_index = Bytes::get_native_u2((address) reconstituted_code->byte_at_addr(bci + 1)); 337 int cp_index = method->constants()->object_to_cp_index(cpc_index); 338 assert(cp_index < method->constants()->length(), "sanity check"); 339 Bytes::put_Java_u2((address) reconstituted_code->byte_at_addr(bci + 1), (u2) cp_index); 340 break; 341 } 342 } 343 } 344 } 345 346 return (jbyteArray) JNIHandles::make_local(THREAD, reconstituted_code); 347 C2V_END 348 349 C2V_VMENTRY(jint, getExceptionTableLength, (JNIEnv *, jobject, jobject jvmci_method)) 350 ResourceMark rm; 351 methodHandle method = CompilerToVM::asMethod(jvmci_method); 352 return method->exception_table_length(); 353 C2V_END 354 355 C2V_VMENTRY(jlong, getExceptionTableStart, (JNIEnv *, jobject, jobject jvmci_method)) 356 ResourceMark rm; 357 methodHandle method = CompilerToVM::asMethod(jvmci_method); 358 if (method->exception_table_length() == 0) { 359 return 0L; 360 } 361 return (jlong) (address) method->exception_table_start(); 362 C2V_END 363 364 C2V_VMENTRY(jobject, getResolvedJavaMethodAtSlot, (JNIEnv *, jobject, jclass holder_handle, jint slot)) 365 oop java_class = JNIHandles::resolve(holder_handle); 366 Klass* holder = java_lang_Class::as_Klass(java_class); 367 methodHandle method = InstanceKlass::cast(holder)->method_with_idnum(slot); 368 oop result = CompilerToVM::get_jvmci_method(method, CHECK_NULL); 369 return JNIHandles::make_local(THREAD, result); 370 } 371 372 C2V_VMENTRY(jobject, getResolvedJavaMethod, (JNIEnv *, jobject, jobject base, jlong offset)) 373 methodHandle method; 374 oop base_object = JNIHandles::resolve(base); 375 if (base_object == NULL) { 376 method = *((Method**)(offset)); 377 } else if (base_object->is_a(SystemDictionary::MemberName_klass())) { 378 method = (Method*) (intptr_t) base_object->long_field(offset); 379 } else if (base_object->is_a(SystemDictionary::HotSpotResolvedJavaMethodImpl_klass())) { 380 method = *((Method**)(HotSpotResolvedJavaMethodImpl::metaspaceMethod(base_object) + offset)); 381 } else { 382 THROW_MSG_0(vmSymbols::java_lang_IllegalArgumentException(), 383 err_msg("Unexpected type: %s", base_object->klass()->external_name())); 384 } 385 assert (method.is_null() || method->is_method(), "invalid read"); 386 oop result = CompilerToVM::get_jvmci_method(method, CHECK_NULL); 387 return JNIHandles::make_local(THREAD, result); 388 } 389 390 C2V_VMENTRY(jobject, getConstantPool, (JNIEnv *, jobject, jobject base, jlong offset)) 391 constantPoolHandle cp; 392 oop base_object = JNIHandles::resolve(base); 393 jlong base_address = 0; 394 if (base_object != NULL) { 395 if (base_object->is_a(SystemDictionary::HotSpotResolvedJavaMethodImpl_klass())) { 396 base_address = HotSpotResolvedJavaMethodImpl::metaspaceMethod(base_object); 397 } else if (base_object->is_a(SystemDictionary::HotSpotConstantPool_klass())) { 398 base_address = HotSpotConstantPool::metaspaceConstantPool(base_object); 399 } else if (base_object->is_a(SystemDictionary::HotSpotResolvedObjectTypeImpl_klass())) { 400 base_address = (jlong) CompilerToVM::asKlass(base_object); 401 } else { 402 THROW_MSG_0(vmSymbols::java_lang_IllegalArgumentException(), 403 err_msg("Unexpected type: %s", base_object->klass()->external_name())); 404 } 405 } 406 cp = *((ConstantPool**) (intptr_t) (base_address + offset)); 407 if (!cp.is_null()) { 408 JavaValue method_result(T_OBJECT); 409 JavaCallArguments args; 410 args.push_long((jlong) (address) cp()); 411 JavaCalls::call_static(&method_result, SystemDictionary::HotSpotConstantPool_klass(), vmSymbols::fromMetaspace_name(), vmSymbols::constantPool_fromMetaspace_signature(), &args, CHECK_NULL); 412 return JNIHandles::make_local(THREAD, (oop)method_result.get_jobject()); 413 } 414 return NULL; 415 } 416 417 C2V_VMENTRY(jobject, getResolvedJavaType, (JNIEnv *, jobject, jobject base, jlong offset, jboolean compressed)) 418 KlassHandle klass; 419 oop base_object = JNIHandles::resolve(base); 420 jlong base_address = 0; 421 if (base_object != NULL && offset == oopDesc::klass_offset_in_bytes()) { 422 klass = base_object->klass(); 423 } else if (!compressed) { 424 if (base_object != NULL) { 425 if (base_object->is_a(SystemDictionary::HotSpotResolvedJavaMethodImpl_klass())) { 426 base_address = HotSpotResolvedJavaMethodImpl::metaspaceMethod(base_object); 427 } else if (base_object->is_a(SystemDictionary::HotSpotConstantPool_klass())) { 428 base_address = HotSpotConstantPool::metaspaceConstantPool(base_object); 429 } else if (base_object->is_a(SystemDictionary::HotSpotResolvedObjectTypeImpl_klass())) { 430 base_address = (jlong) CompilerToVM::asKlass(base_object); 431 } else if (base_object->is_a(SystemDictionary::Class_klass())) { 432 base_address = (jlong) (address) base_object; 433 } else { 434 THROW_MSG_0(vmSymbols::java_lang_IllegalArgumentException(), 435 err_msg("Unexpected arguments: %s " JLONG_FORMAT " %s", base_object->klass()->external_name(), offset, compressed ? "true" : "false")); 436 } 437 } 438 klass = *((Klass**) (intptr_t) (base_address + offset)); 439 } else { 440 THROW_MSG_0(vmSymbols::java_lang_IllegalArgumentException(), 441 err_msg("Unexpected arguments: %s " JLONG_FORMAT " %s", base_object->klass()->external_name(), offset, compressed ? "true" : "false")); 442 } 443 assert (klass.is_null() || klass->is_klass(), "invalid read"); 444 oop result = CompilerToVM::get_jvmci_type(klass, CHECK_NULL); 445 return JNIHandles::make_local(THREAD, result); 446 } 447 448 C2V_VMENTRY(jobject, findUniqueConcreteMethod, (JNIEnv *, jobject, jobject jvmci_type, jobject jvmci_method)) 449 ResourceMark rm; 450 methodHandle method = CompilerToVM::asMethod(jvmci_method); 451 KlassHandle holder = CompilerToVM::asKlass(jvmci_type); 452 if (holder->is_interface()) { 453 THROW_MSG_0(vmSymbols::java_lang_InternalError(), err_msg("Interface %s should be handled in Java code", holder->external_name())); 454 } 455 456 methodHandle ucm; 457 { 458 MutexLocker locker(Compile_lock); 459 ucm = Dependencies::find_unique_concrete_method(holder(), method()); 460 } 461 oop result = CompilerToVM::get_jvmci_method(ucm, CHECK_NULL); 462 return JNIHandles::make_local(THREAD, result); 463 C2V_END 464 465 C2V_VMENTRY(jobject, getImplementor, (JNIEnv *, jobject, jobject jvmci_type)) 466 InstanceKlass* klass = (InstanceKlass*) CompilerToVM::asKlass(jvmci_type); 467 oop implementor = CompilerToVM::get_jvmci_type(klass->implementor(), CHECK_NULL); 468 return JNIHandles::make_local(THREAD, implementor); 469 C2V_END 470 471 C2V_VMENTRY(jboolean, methodIsIgnoredBySecurityStackWalk,(JNIEnv *, jobject, jobject jvmci_method)) 472 methodHandle method = CompilerToVM::asMethod(jvmci_method); 473 return method->is_ignored_by_security_stack_walk(); 474 C2V_END 475 476 C2V_VMENTRY(jboolean, canInlineMethod,(JNIEnv *, jobject, jobject jvmci_method)) 477 methodHandle method = CompilerToVM::asMethod(jvmci_method); 478 // In hosted mode ignore the not_compilable flags since they are never set by 479 // the JVMCI compiler. 480 bool is_compilable = UseJVMCICompiler ? !method->is_not_compilable(CompLevel_full_optimization) : true; 481 return is_compilable && !CompilerOracle::should_not_inline(method) && !method->dont_inline(); 482 C2V_END 483 484 C2V_VMENTRY(jboolean, shouldInlineMethod,(JNIEnv *, jobject, jobject jvmci_method)) 485 methodHandle method = CompilerToVM::asMethod(jvmci_method); 486 return CompilerOracle::should_inline(method) || method->force_inline(); 487 C2V_END 488 489 C2V_VMENTRY(jobject, lookupType, (JNIEnv*, jobject, jstring jname, jclass accessing_class, jboolean resolve)) 490 ResourceMark rm; 491 Handle name = JNIHandles::resolve(jname); 492 Symbol* class_name = java_lang_String::as_symbol(name, CHECK_0); 493 if (java_lang_String::length(name()) <= 1) { 494 THROW_MSG_0(vmSymbols::java_lang_InternalError(), err_msg("Primitive type %s should be handled in Java code", class_name->as_C_string())); 495 } 496 497 Klass* resolved_klass = NULL; 498 Handle class_loader; 499 Handle protection_domain; 500 if (JNIHandles::resolve(accessing_class) == NULL) { 501 THROW_0(vmSymbols::java_lang_NullPointerException()); 502 } 503 Klass* accessing_klass = java_lang_Class::as_Klass(JNIHandles::resolve(accessing_class)); 504 class_loader = accessing_klass->class_loader(); 505 protection_domain = accessing_klass->protection_domain(); 506 507 if (resolve) { 508 resolved_klass = SystemDictionary::resolve_or_null(class_name, class_loader, protection_domain, CHECK_0); 509 } else { 510 if (class_name->byte_at(0) == 'L' && 511 class_name->byte_at(class_name->utf8_length()-1) == ';') { 512 // This is a name from a signature. Strip off the trimmings. 513 // Call recursive to keep scope of strippedsym. 514 TempNewSymbol strippedsym = SymbolTable::new_symbol(class_name->as_utf8()+1, 515 class_name->utf8_length()-2, 516 CHECK_0); 517 resolved_klass = SystemDictionary::find(strippedsym, class_loader, protection_domain, CHECK_0); 518 } else if (FieldType::is_array(class_name)) { 519 FieldArrayInfo fd; 520 // dimension and object_key in FieldArrayInfo are assigned as a side-effect 521 // of this call 522 BasicType t = FieldType::get_array_info(class_name, fd, CHECK_0); 523 if (t == T_OBJECT) { 524 TempNewSymbol strippedsym = SymbolTable::new_symbol(class_name->as_utf8()+1+fd.dimension(), 525 class_name->utf8_length()-2-fd.dimension(), 526 CHECK_0); 527 // naked oop "k" is OK here -- we assign back into it 528 resolved_klass = SystemDictionary::find(strippedsym, 529 class_loader, 530 protection_domain, 531 CHECK_0); 532 if (resolved_klass != NULL) { 533 resolved_klass = resolved_klass->array_klass(fd.dimension(), CHECK_0); 534 } 535 } else { 536 resolved_klass = Universe::typeArrayKlassObj(t); 537 resolved_klass = TypeArrayKlass::cast(resolved_klass)->array_klass(fd.dimension(), CHECK_0); 538 } 539 } 540 } 541 Handle result = CompilerToVM::get_jvmci_type(resolved_klass, CHECK_NULL); 542 return JNIHandles::make_local(THREAD, result()); 543 C2V_END 544 545 C2V_VMENTRY(jobject, resolveConstantInPool, (JNIEnv*, jobject, jobject jvmci_constant_pool, jint index)) 546 constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool); 547 oop result = cp->resolve_constant_at(index, CHECK_NULL); 548 return JNIHandles::make_local(THREAD, result); 549 C2V_END 550 551 C2V_VMENTRY(jobject, resolvePossiblyCachedConstantInPool, (JNIEnv*, jobject, jobject jvmci_constant_pool, jint index)) 552 constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool); 553 oop result = cp->resolve_possibly_cached_constant_at(index, CHECK_NULL); 554 return JNIHandles::make_local(THREAD, result); 555 C2V_END 556 557 C2V_VMENTRY(jint, lookupNameAndTypeRefIndexInPool, (JNIEnv*, jobject, jobject jvmci_constant_pool, jint index)) 558 constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool); 559 return cp->name_and_type_ref_index_at(index); 560 C2V_END 561 562 C2V_VMENTRY(jobject, lookupNameInPool, (JNIEnv*, jobject, jobject jvmci_constant_pool, jint which)) 563 constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool); 564 Handle sym = java_lang_String::create_from_symbol(cp->name_ref_at(which), CHECK_NULL); 565 return JNIHandles::make_local(THREAD, sym()); 566 C2V_END 567 568 C2V_VMENTRY(jobject, lookupSignatureInPool, (JNIEnv*, jobject, jobject jvmci_constant_pool, jint which)) 569 constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool); 570 Handle sym = java_lang_String::create_from_symbol(cp->signature_ref_at(which), CHECK_NULL); 571 return JNIHandles::make_local(THREAD, sym()); 572 C2V_END 573 574 C2V_VMENTRY(jint, lookupKlassRefIndexInPool, (JNIEnv*, jobject, jobject jvmci_constant_pool, jint index)) 575 constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool); 576 return cp->klass_ref_index_at(index); 577 C2V_END 578 579 C2V_VMENTRY(jobject, resolveTypeInPool, (JNIEnv*, jobject, jobject jvmci_constant_pool, jint index)) 580 constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool); 581 Klass* resolved_klass = cp->klass_at(index, CHECK_NULL); 582 Handle klass = CompilerToVM::get_jvmci_type(resolved_klass, CHECK_NULL); 583 return JNIHandles::make_local(THREAD, klass()); 584 C2V_END 585 586 C2V_VMENTRY(jobject, lookupKlassInPool, (JNIEnv*, jobject, jobject jvmci_constant_pool, jint index, jbyte opcode)) 587 constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool); 588 KlassHandle loading_klass(cp->pool_holder()); 589 bool is_accessible = false; 590 KlassHandle klass = JVMCIEnv::get_klass_by_index(cp, index, is_accessible, loading_klass); 591 Symbol* symbol = NULL; 592 if (klass.is_null()) { 593 symbol = cp->klass_name_at(index); 594 } 595 Handle result; 596 if (!klass.is_null()) { 597 result = CompilerToVM::get_jvmci_type(klass, CHECK_NULL); 598 } else { 599 result = java_lang_String::create_from_symbol(symbol, CHECK_NULL); 600 } 601 return JNIHandles::make_local(THREAD, result()); 602 C2V_END 603 604 C2V_VMENTRY(jobject, lookupAppendixInPool, (JNIEnv*, jobject, jobject jvmci_constant_pool, jint index)) 605 constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool); 606 oop appendix_oop = ConstantPool::appendix_at_if_loaded(cp, index); 607 return JNIHandles::make_local(THREAD, appendix_oop); 608 C2V_END 609 610 C2V_VMENTRY(jobject, lookupMethodInPool, (JNIEnv*, jobject, jobject jvmci_constant_pool, jint index, jbyte opcode)) 611 constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool); 612 instanceKlassHandle pool_holder(cp->pool_holder()); 613 Bytecodes::Code bc = (Bytecodes::Code) (((int) opcode) & 0xFF); 614 methodHandle method = JVMCIEnv::get_method_by_index(cp, index, bc, pool_holder); 615 oop result = CompilerToVM::get_jvmci_method(method, CHECK_NULL); 616 return JNIHandles::make_local(THREAD, result); 617 C2V_END 618 619 C2V_VMENTRY(jint, constantPoolRemapInstructionOperandFromCache, (JNIEnv*, jobject, jobject jvmci_constant_pool, jint index)) 620 constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool); 621 return cp->remap_instruction_operand_from_cache(index); 622 C2V_END 623 624 C2V_VMENTRY(jobject, resolveFieldInPool, (JNIEnv*, jobject, jobject jvmci_constant_pool, jint index, jbyte opcode, jlongArray info_handle)) 625 ResourceMark rm; 626 constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool); 627 Bytecodes::Code code = (Bytecodes::Code)(((int) opcode) & 0xFF); 628 fieldDescriptor fd; 629 LinkInfo link_info(cp, index, CHECK_0); 630 LinkResolver::resolve_field(fd, link_info, Bytecodes::java_code(code), false, CHECK_0); 631 typeArrayOop info = (typeArrayOop) JNIHandles::resolve(info_handle); 632 assert(info != NULL && info->length() == 2, "must be"); 633 info->long_at_put(0, (jlong) fd.access_flags().as_int()); 634 info->long_at_put(1, (jlong) fd.offset()); 635 oop field_holder = CompilerToVM::get_jvmci_type(fd.field_holder(), CHECK_NULL); 636 return JNIHandles::make_local(THREAD, field_holder); 637 C2V_END 638 639 C2V_VMENTRY(jint, getVtableIndexForInterfaceMethod, (JNIEnv *, jobject, jobject jvmci_type, jobject jvmci_method)) 640 ResourceMark rm; 641 Klass* klass = CompilerToVM::asKlass(jvmci_type); 642 Method* method = CompilerToVM::asMethod(jvmci_method); 643 if (klass->is_interface()) { 644 THROW_MSG_0(vmSymbols::java_lang_InternalError(), err_msg("Interface %s should be handled in Java code", klass->external_name())); 645 } 646 if (!method->method_holder()->is_interface()) { 647 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())); 648 } 649 if (!InstanceKlass::cast(klass)->is_linked()) { 650 THROW_MSG_0(vmSymbols::java_lang_InternalError(), err_msg("Class %s must be linked", klass->external_name())); 651 } 652 return LinkResolver::vtable_index_of_interface_method(klass, method); 653 C2V_END 654 655 C2V_VMENTRY(jobject, resolveMethod, (JNIEnv *, jobject, jobject receiver_jvmci_type, jobject jvmci_method, jobject caller_jvmci_type)) 656 KlassHandle recv_klass = CompilerToVM::asKlass(receiver_jvmci_type); 657 KlassHandle caller_klass = CompilerToVM::asKlass(caller_jvmci_type); 658 methodHandle method = CompilerToVM::asMethod(jvmci_method); 659 660 KlassHandle h_resolved (THREAD, method->method_holder()); 661 Symbol* h_name = method->name(); 662 Symbol* h_signature = method->signature(); 663 664 bool check_access = true; 665 LinkInfo link_info(h_resolved, h_name, h_signature, caller_klass, check_access); 666 methodHandle m; 667 // Only do exact lookup if receiver klass has been linked. Otherwise, 668 // the vtable has not been setup, and the LinkResolver will fail. 669 if (recv_klass->is_array_klass() || 670 InstanceKlass::cast(recv_klass())->is_linked() && !recv_klass->is_interface()) { 671 if (h_resolved->is_interface()) { 672 m = LinkResolver::resolve_interface_call_or_null(recv_klass, link_info); 673 } else { 674 m = LinkResolver::resolve_virtual_call_or_null(recv_klass, link_info); 675 } 676 } 677 678 if (m.is_null()) { 679 // Return NULL only if there was a problem with lookup (uninitialized class, etc.) 680 return NULL; 681 } 682 683 oop result = CompilerToVM::get_jvmci_method(m, CHECK_NULL); 684 return JNIHandles::make_local(THREAD, result); 685 C2V_END 686 687 C2V_VMENTRY(jboolean, hasFinalizableSubclass,(JNIEnv *, jobject, jobject jvmci_type)) 688 Klass* klass = CompilerToVM::asKlass(jvmci_type); 689 assert(klass != NULL, "method must not be called for primitive types"); 690 return Dependencies::find_finalizable_subclass(klass) != NULL; 691 C2V_END 692 693 C2V_VMENTRY(jobject, getClassInitializer, (JNIEnv *, jobject, jobject jvmci_type)) 694 InstanceKlass* klass = (InstanceKlass*) CompilerToVM::asKlass(jvmci_type); 695 oop result = CompilerToVM::get_jvmci_method(klass->class_initializer(), CHECK_NULL); 696 return JNIHandles::make_local(THREAD, result); 697 C2V_END 698 699 C2V_VMENTRY(jlong, getMaxCallTargetOffset, (JNIEnv*, jobject, jlong addr)) 700 address target_addr = (address) addr; 701 if (target_addr != 0x0) { 702 int64_t off_low = (int64_t)target_addr - ((int64_t)CodeCache::low_bound() + sizeof(int)); 703 int64_t off_high = (int64_t)target_addr - ((int64_t)CodeCache::high_bound() + sizeof(int)); 704 return MAX2(ABS(off_low), ABS(off_high)); 705 } 706 return -1; 707 C2V_END 708 709 C2V_VMENTRY(void, doNotInlineOrCompile,(JNIEnv *, jobject, jobject jvmci_method)) 710 methodHandle method = CompilerToVM::asMethod(jvmci_method); 711 method->set_not_c1_compilable(); 712 method->set_not_c2_compilable(); 713 method->set_dont_inline(true); 714 C2V_END 715 716 C2V_VMENTRY(jint, installCode, (JNIEnv *jniEnv, jobject, jobject target, jobject compiled_code, jobject installed_code, jobject speculation_log)) 717 ResourceMark rm; 718 HandleMark hm; 719 Handle target_handle = JNIHandles::resolve(target); 720 Handle compiled_code_handle = JNIHandles::resolve(compiled_code); 721 CodeBlob* cb = NULL; 722 Handle installed_code_handle = JNIHandles::resolve(installed_code); 723 Handle speculation_log_handle = JNIHandles::resolve(speculation_log); 724 725 JVMCICompiler* compiler = JVMCICompiler::instance(CHECK_JNI_ERR); 726 727 TraceTime install_time("installCode", JVMCICompiler::codeInstallTimer()); 728 CodeInstaller installer; 729 JVMCIEnv::CodeInstallResult result = installer.install(compiler, target_handle, compiled_code_handle, cb, installed_code_handle, speculation_log_handle, CHECK_0); 730 731 if (PrintCodeCacheOnCompilation) { 732 stringStream s; 733 // Dump code cache into a buffer before locking the tty, 734 { 735 MutexLockerEx mu(CodeCache_lock, Mutex::_no_safepoint_check_flag); 736 CodeCache::print_summary(&s, false); 737 } 738 ttyLocker ttyl; 739 tty->print_raw_cr(s.as_string()); 740 } 741 742 if (result != JVMCIEnv::ok) { 743 assert(cb == NULL, "should be"); 744 } else { 745 if (!installed_code_handle.is_null()) { 746 assert(installed_code_handle->is_a(InstalledCode::klass()), "wrong type"); 747 nmethod::invalidate_installed_code(installed_code_handle, CHECK_0); 748 { 749 // Ensure that all updates to the InstalledCode fields are consistent. 750 MutexLockerEx pl(Patching_lock, Mutex::_no_safepoint_check_flag); 751 InstalledCode::set_address(installed_code_handle, (jlong) cb); 752 InstalledCode::set_version(installed_code_handle, InstalledCode::version(installed_code_handle) + 1); 753 if (cb->is_nmethod()) { 754 InstalledCode::set_entryPoint(installed_code_handle, (jlong) cb->as_nmethod_or_null()->verified_entry_point()); 755 } else { 756 InstalledCode::set_entryPoint(installed_code_handle, (jlong) cb->code_begin()); 757 } 758 if (installed_code_handle->is_a(HotSpotInstalledCode::klass())) { 759 HotSpotInstalledCode::set_size(installed_code_handle, cb->size()); 760 HotSpotInstalledCode::set_codeStart(installed_code_handle, (jlong) cb->code_begin()); 761 HotSpotInstalledCode::set_codeSize(installed_code_handle, cb->code_size()); 762 } 763 } 764 nmethod* nm = cb->as_nmethod_or_null(); 765 if (nm != NULL && installed_code_handle->is_scavengable()) { 766 assert(nm->detect_scavenge_root_oops(), "nm should be scavengable if installed_code is scavengable"); 767 if (!UseG1GC) { 768 assert(nm->on_scavenge_root_list(), "nm should be on scavengable list"); 769 } 770 } 771 } 772 } 773 return result; 774 C2V_END 775 776 C2V_VMENTRY(jint, getMetadata, (JNIEnv *jniEnv, jobject, jobject target, jobject compiled_code, jobject metadata)) 777 ResourceMark rm; 778 HandleMark hm; 779 780 Handle target_handle = JNIHandles::resolve(target); 781 Handle compiled_code_handle = JNIHandles::resolve(compiled_code); 782 Handle metadata_handle = JNIHandles::resolve(metadata); 783 784 CodeMetadata code_metadata; 785 CodeBlob *cb = NULL; 786 CodeInstaller installer; 787 788 JVMCIEnv::CodeInstallResult result = installer.gather_metadata(target_handle, compiled_code_handle, code_metadata, CHECK_0); 789 if (result != JVMCIEnv::ok) { 790 return result; 791 } 792 793 if (code_metadata.get_nr_pc_desc() > 0) { 794 typeArrayHandle pcArrayOop = oopFactory::new_byteArray(sizeof(PcDesc) * code_metadata.get_nr_pc_desc(), CHECK_(JVMCIEnv::cache_full)); 795 memcpy(pcArrayOop->byte_at_addr(0), code_metadata.get_pc_desc(), sizeof(PcDesc) * code_metadata.get_nr_pc_desc()); 796 HotSpotMetaData::set_pcDescBytes(metadata_handle, pcArrayOop()); 797 } 798 799 if (code_metadata.get_scopes_size() > 0) { 800 typeArrayHandle scopesArrayOop = oopFactory::new_byteArray(code_metadata.get_scopes_size(), CHECK_(JVMCIEnv::cache_full)); 801 memcpy(scopesArrayOop->byte_at_addr(0), code_metadata.get_scopes_desc(), code_metadata.get_scopes_size()); 802 HotSpotMetaData::set_scopesDescBytes(metadata_handle, scopesArrayOop()); 803 } 804 805 RelocBuffer* reloc_buffer = code_metadata.get_reloc_buffer(); 806 typeArrayHandle relocArrayOop = oopFactory::new_byteArray((int) reloc_buffer->size(), CHECK_(JVMCIEnv::cache_full)); 807 if (reloc_buffer->size() > 0) { 808 memcpy(relocArrayOop->byte_at_addr(0), reloc_buffer->begin(), reloc_buffer->size()); 809 } 810 HotSpotMetaData::set_relocBytes(metadata_handle, relocArrayOop()); 811 812 const OopMapSet* oopMapSet = installer.oopMapSet(); 813 { 814 ResourceMark mark; 815 ImmutableOopMapBuilder builder(oopMapSet); 816 int oopmap_size = builder.heap_size(); 817 typeArrayHandle oopMapArrayHandle = oopFactory::new_byteArray(oopmap_size, CHECK_(JVMCIEnv::cache_full)); 818 builder.generate_into((address) oopMapArrayHandle->byte_at_addr(0)); 819 HotSpotMetaData::set_oopMaps(metadata_handle, oopMapArrayHandle()); 820 } 821 822 HotSpotMetaData::set_metadata(metadata_handle, NULL); 823 824 ExceptionHandlerTable* handler = code_metadata.get_exception_table(); 825 int table_size = handler->size_in_bytes(); 826 typeArrayHandle exceptionArrayOop = oopFactory::new_byteArray(table_size, CHECK_(JVMCIEnv::cache_full)); 827 828 if (table_size > 0) { 829 handler->copy_bytes_to((address) exceptionArrayOop->byte_at_addr(0)); 830 } 831 HotSpotMetaData::set_exceptionBytes(metadata_handle, exceptionArrayOop()); 832 833 return result; 834 C2V_END 835 836 C2V_VMENTRY(void, resetCompilationStatistics, (JNIEnv *jniEnv, jobject)) 837 JVMCICompiler* compiler = JVMCICompiler::instance(CHECK); 838 CompilerStatistics* stats = compiler->stats(); 839 stats->_standard.reset(); 840 stats->_osr.reset(); 841 C2V_END 842 843 C2V_VMENTRY(jobject, disassembleCodeBlob, (JNIEnv *jniEnv, jobject, jobject installedCode)) 844 ResourceMark rm; 845 HandleMark hm; 846 847 if (installedCode == NULL) { 848 THROW_MSG_NULL(vmSymbols::java_lang_NullPointerException(), "installedCode is null"); 849 } 850 851 jlong codeBlob = InstalledCode::address(installedCode); 852 if (codeBlob == 0L) { 853 return NULL; 854 } 855 856 CodeBlob* cb = (CodeBlob*) (address) codeBlob; 857 if (cb == NULL) { 858 return NULL; 859 } 860 861 // We don't want the stringStream buffer to resize during disassembly as it 862 // uses scoped resource memory. If a nested function called during disassembly uses 863 // a ResourceMark and the buffer expands within the scope of the mark, 864 // the buffer becomes garbage when that scope is exited. Experience shows that 865 // the disassembled code is typically about 10x the code size so a fixed buffer 866 // sized to 20x code size plus a fixed amount for header info should be sufficient. 867 int bufferSize = cb->code_size() * 20 + 1024; 868 char* buffer = NEW_RESOURCE_ARRAY(char, bufferSize); 869 stringStream st(buffer, bufferSize); 870 if (cb->is_nmethod()) { 871 nmethod* nm = (nmethod*) cb; 872 if (!nm->is_alive()) { 873 return NULL; 874 } 875 } 876 Disassembler::decode(cb, &st); 877 if (st.size() <= 0) { 878 return NULL; 879 } 880 881 Handle result = java_lang_String::create_from_platform_dependent_str(st.as_string(), CHECK_NULL); 882 return JNIHandles::make_local(THREAD, result()); 883 C2V_END 884 885 C2V_VMENTRY(jobject, getStackTraceElement, (JNIEnv*, jobject, jobject jvmci_method, int bci)) 886 ResourceMark rm; 887 HandleMark hm; 888 889 methodHandle method = CompilerToVM::asMethod(jvmci_method); 890 oop element = java_lang_StackTraceElement::create(method, bci, CHECK_NULL); 891 return JNIHandles::make_local(THREAD, element); 892 C2V_END 893 894 C2V_VMENTRY(jobject, executeInstalledCode, (JNIEnv*, jobject, jobject args, jobject hotspotInstalledCode)) 895 ResourceMark rm; 896 HandleMark hm; 897 898 jlong nmethodValue = InstalledCode::address(hotspotInstalledCode); 899 if (nmethodValue == 0L) { 900 THROW_NULL(vmSymbols::jdk_vm_ci_code_InvalidInstalledCodeException()); 901 } 902 nmethod* nm = (nmethod*) (address) nmethodValue; 903 methodHandle mh = nm->method(); 904 Symbol* signature = mh->signature(); 905 JavaCallArguments jca(mh->size_of_parameters()); 906 907 JavaArgumentUnboxer jap(signature, &jca, (arrayOop) JNIHandles::resolve(args), mh->is_static()); 908 JavaValue result(jap.get_ret_type()); 909 jca.set_alternative_target(nm); 910 JavaCalls::call(&result, mh, &jca, CHECK_NULL); 911 912 if (jap.get_ret_type() == T_VOID) { 913 return NULL; 914 } else if (jap.get_ret_type() == T_OBJECT || jap.get_ret_type() == T_ARRAY) { 915 return JNIHandles::make_local(THREAD, (oop) result.get_jobject()); 916 } else { 917 jvalue *value = (jvalue *) result.get_value_addr(); 918 // Narrow the value down if required (Important on big endian machines) 919 switch (jap.get_ret_type()) { 920 case T_BOOLEAN: 921 value->z = (jboolean) value->i; 922 break; 923 case T_BYTE: 924 value->b = (jbyte) value->i; 925 break; 926 case T_CHAR: 927 value->c = (jchar) value->i; 928 break; 929 case T_SHORT: 930 value->s = (jshort) value->i; 931 break; 932 } 933 oop o = java_lang_boxing_object::create(jap.get_ret_type(), value, CHECK_NULL); 934 return JNIHandles::make_local(THREAD, o); 935 } 936 C2V_END 937 938 C2V_VMENTRY(jlongArray, getLineNumberTable, (JNIEnv *, jobject, jobject jvmci_method)) 939 Method* method = CompilerToVM::asMethod(jvmci_method); 940 if (!method->has_linenumber_table()) { 941 return NULL; 942 } 943 u2 num_entries = 0; 944 CompressedLineNumberReadStream streamForSize(method->compressed_linenumber_table()); 945 while (streamForSize.read_pair()) { 946 num_entries++; 947 } 948 949 CompressedLineNumberReadStream stream(method->compressed_linenumber_table()); 950 typeArrayOop result = oopFactory::new_longArray(2 * num_entries, CHECK_NULL); 951 952 int i = 0; 953 jlong value; 954 while (stream.read_pair()) { 955 value = ((long) stream.bci()); 956 result->long_at_put(i, value); 957 value = ((long) stream.line()); 958 result->long_at_put(i + 1, value); 959 i += 2; 960 } 961 962 return (jlongArray) JNIHandles::make_local(THREAD, result); 963 C2V_END 964 965 C2V_VMENTRY(jlong, getLocalVariableTableStart, (JNIEnv *, jobject, jobject jvmci_method)) 966 ResourceMark rm; 967 Method* method = CompilerToVM::asMethod(jvmci_method); 968 if (!method->has_localvariable_table()) { 969 return 0; 970 } 971 return (jlong) (address) method->localvariable_table_start(); 972 C2V_END 973 974 C2V_VMENTRY(jint, getLocalVariableTableLength, (JNIEnv *, jobject, jobject jvmci_method)) 975 ResourceMark rm; 976 Method* method = CompilerToVM::asMethod(jvmci_method); 977 return method->localvariable_table_length(); 978 C2V_END 979 980 C2V_VMENTRY(void, reprofile, (JNIEnv*, jobject, jobject jvmci_method)) 981 Method* method = CompilerToVM::asMethod(jvmci_method); 982 MethodCounters* mcs = method->method_counters(); 983 if (mcs != NULL) { 984 mcs->clear_counters(); 985 } 986 NOT_PRODUCT(method->set_compiled_invocation_count(0)); 987 988 CompiledMethod* code = method->code(); 989 if (code != NULL) { 990 code->make_not_entrant(); 991 } 992 993 MethodData* method_data = method->method_data(); 994 if (method_data == NULL) { 995 ClassLoaderData* loader_data = method->method_holder()->class_loader_data(); 996 method_data = MethodData::allocate(loader_data, method, CHECK); 997 method->set_method_data(method_data); 998 } else { 999 method_data->initialize(); 1000 } 1001 C2V_END 1002 1003 1004 C2V_VMENTRY(void, invalidateInstalledCode, (JNIEnv*, jobject, jobject installed_code)) 1005 Handle installed_code_handle = JNIHandles::resolve(installed_code); 1006 nmethod::invalidate_installed_code(installed_code_handle, CHECK); 1007 C2V_END 1008 1009 C2V_VMENTRY(jlongArray, collectCounters, (JNIEnv*, jobject)) 1010 typeArrayOop arrayOop = oopFactory::new_longArray(JVMCICounterSize, CHECK_NULL); 1011 JavaThread::collect_counters(arrayOop); 1012 return (jlongArray) JNIHandles::make_local(THREAD, arrayOop); 1013 C2V_END 1014 1015 C2V_VMENTRY(int, allocateCompileId, (JNIEnv*, jobject, jobject jvmci_method, int entry_bci)) 1016 HandleMark hm; 1017 ResourceMark rm; 1018 if (JNIHandles::resolve(jvmci_method) == NULL) { 1019 THROW_0(vmSymbols::java_lang_NullPointerException()); 1020 } 1021 Method* method = CompilerToVM::asMethod(jvmci_method); 1022 if (entry_bci >= method->code_size() || entry_bci < -1) { 1023 THROW_MSG_0(vmSymbols::java_lang_IllegalArgumentException(), err_msg("Unexpected bci %d", entry_bci)); 1024 } 1025 return CompileBroker::assign_compile_id_unlocked(THREAD, method, entry_bci); 1026 C2V_END 1027 1028 1029 C2V_VMENTRY(jboolean, isMature, (JNIEnv*, jobject, jlong metaspace_method_data)) 1030 MethodData* mdo = CompilerToVM::asMethodData(metaspace_method_data); 1031 return mdo != NULL && mdo->is_mature(); 1032 C2V_END 1033 1034 C2V_VMENTRY(jboolean, hasCompiledCodeForOSR, (JNIEnv*, jobject, jobject jvmci_method, int entry_bci, int comp_level)) 1035 Method* method = CompilerToVM::asMethod(jvmci_method); 1036 return method->lookup_osr_nmethod_for(entry_bci, comp_level, true) != NULL; 1037 C2V_END 1038 1039 C2V_VMENTRY(jobject, getSymbol, (JNIEnv*, jobject, jlong symbol)) 1040 Handle sym = java_lang_String::create_from_symbol((Symbol*)(address)symbol, CHECK_NULL); 1041 return JNIHandles::make_local(THREAD, sym()); 1042 C2V_END 1043 1044 bool matches(jobjectArray methods, Method* method) { 1045 objArrayOop methods_oop = (objArrayOop) JNIHandles::resolve(methods); 1046 1047 for (int i = 0; i < methods_oop->length(); i++) { 1048 oop resolved = methods_oop->obj_at(i); 1049 if (resolved->is_a(HotSpotResolvedJavaMethodImpl::klass()) && CompilerToVM::asMethod(resolved) == method) { 1050 return true; 1051 } 1052 } 1053 return false; 1054 } 1055 1056 C2V_VMENTRY(jobject, getNextStackFrame, (JNIEnv*, jobject compilerToVM, jobject hs_frame, jobjectArray methods, jint initialSkip)) 1057 ResourceMark rm; 1058 1059 if (!thread->has_last_Java_frame()) return NULL; 1060 Handle result = HotSpotStackFrameReference::klass()->allocate_instance(thread); 1061 HotSpotStackFrameReference::klass()->initialize(thread); 1062 1063 StackFrameStream fst(thread); 1064 if (hs_frame != NULL) { 1065 // look for the correct stack frame if one is given 1066 intptr_t* stack_pointer = (intptr_t*) HotSpotStackFrameReference::stackPointer(hs_frame); 1067 while (fst.current()->sp() != stack_pointer && !fst.is_done()) { 1068 fst.next(); 1069 } 1070 if (fst.current()->sp() != stack_pointer) { 1071 THROW_MSG_NULL(vmSymbols::java_lang_IllegalStateException(), "stack frame not found") 1072 } 1073 } 1074 1075 int frame_number = 0; 1076 vframe* vf = vframe::new_vframe(fst.current(), fst.register_map(), thread); 1077 if (hs_frame != NULL) { 1078 // look for the correct vframe within the stack frame if one is given 1079 int last_frame_number = HotSpotStackFrameReference::frameNumber(hs_frame); 1080 while (frame_number < last_frame_number) { 1081 if (vf->is_top()) { 1082 THROW_MSG_NULL(vmSymbols::java_lang_IllegalStateException(), "invalid frame number") 1083 } 1084 vf = vf->sender(); 1085 frame_number ++; 1086 } 1087 // move one frame forward 1088 if (vf->is_top()) { 1089 if (fst.is_done()) { 1090 return NULL; 1091 } 1092 fst.next(); 1093 vf = vframe::new_vframe(fst.current(), fst.register_map(), thread); 1094 frame_number = 0; 1095 } else { 1096 vf = vf->sender(); 1097 frame_number++; 1098 } 1099 } 1100 1101 while (true) { 1102 // look for the given method 1103 while (true) { 1104 StackValueCollection* locals = NULL; 1105 if (vf->is_compiled_frame()) { 1106 // compiled method frame 1107 compiledVFrame* cvf = compiledVFrame::cast(vf); 1108 if (methods == NULL || matches(methods, cvf->method())) { 1109 if (initialSkip > 0) { 1110 initialSkip --; 1111 } else { 1112 ScopeDesc* scope = cvf->scope(); 1113 // native wrapper do not have a scope 1114 if (scope != NULL && scope->objects() != NULL) { 1115 bool realloc_failures = Deoptimization::realloc_objects(thread, fst.current(), scope->objects(), THREAD); 1116 Deoptimization::reassign_fields(fst.current(), fst.register_map(), scope->objects(), realloc_failures, false); 1117 1118 GrowableArray<ScopeValue*>* local_values = scope->locals(); 1119 typeArrayHandle array = oopFactory::new_boolArray(local_values->length(), thread); 1120 for (int i = 0; i < local_values->length(); i++) { 1121 ScopeValue* value = local_values->at(i); 1122 if (value->is_object()) { 1123 array->bool_at_put(i, true); 1124 } 1125 } 1126 HotSpotStackFrameReference::set_localIsVirtual(result, array()); 1127 } else { 1128 HotSpotStackFrameReference::set_localIsVirtual(result, NULL); 1129 } 1130 1131 locals = cvf->locals(); 1132 HotSpotStackFrameReference::set_bci(result, cvf->bci()); 1133 oop method = CompilerToVM::get_jvmci_method(cvf->method(), CHECK_NULL); 1134 HotSpotStackFrameReference::set_method(result, method); 1135 } 1136 } 1137 } else if (vf->is_interpreted_frame()) { 1138 // interpreted method frame 1139 interpretedVFrame* ivf = interpretedVFrame::cast(vf); 1140 if (methods == NULL || matches(methods, ivf->method())) { 1141 if (initialSkip > 0) { 1142 initialSkip --; 1143 } else { 1144 locals = ivf->locals(); 1145 HotSpotStackFrameReference::set_bci(result, ivf->bci()); 1146 oop method = CompilerToVM::get_jvmci_method(ivf->method(), CHECK_NULL); 1147 HotSpotStackFrameReference::set_method(result, method); 1148 HotSpotStackFrameReference::set_localIsVirtual(result, NULL); 1149 } 1150 } 1151 } 1152 1153 // locals != NULL means that we found a matching frame and result is already partially initialized 1154 if (locals != NULL) { 1155 HotSpotStackFrameReference::set_compilerToVM(result, JNIHandles::resolve(compilerToVM)); 1156 HotSpotStackFrameReference::set_stackPointer(result, (jlong) fst.current()->sp()); 1157 HotSpotStackFrameReference::set_frameNumber(result, frame_number); 1158 1159 // initialize the locals array 1160 objArrayHandle array = oopFactory::new_objectArray(locals->size(), thread); 1161 for (int i = 0; i < locals->size(); i++) { 1162 StackValue* var = locals->at(i); 1163 if (var->type() == T_OBJECT) { 1164 array->obj_at_put(i, locals->at(i)->get_obj()()); 1165 } 1166 } 1167 HotSpotStackFrameReference::set_locals(result, array()); 1168 1169 return JNIHandles::make_local(thread, result()); 1170 } 1171 1172 if (vf->is_top()) { 1173 break; 1174 } 1175 frame_number++; 1176 vf = vf->sender(); 1177 } // end of vframe loop 1178 1179 if (fst.is_done()) { 1180 break; 1181 } 1182 fst.next(); 1183 vf = vframe::new_vframe(fst.current(), fst.register_map(), thread); 1184 frame_number = 0; 1185 } // end of frame loop 1186 1187 // the end was reached without finding a matching method 1188 return NULL; 1189 C2V_END 1190 1191 C2V_VMENTRY(void, resolveInvokeDynamicInPool, (JNIEnv*, jobject, jobject jvmci_constant_pool, jint index)) 1192 constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool); 1193 CallInfo callInfo; 1194 LinkResolver::resolve_invoke(callInfo, Handle(), cp, index, Bytecodes::_invokedynamic, CHECK); 1195 ConstantPoolCacheEntry* cp_cache_entry = cp->invokedynamic_cp_cache_entry_at(index); 1196 cp_cache_entry->set_dynamic_call(cp, callInfo); 1197 C2V_END 1198 1199 C2V_VMENTRY(void, resolveInvokeHandleInPool, (JNIEnv*, jobject, jobject jvmci_constant_pool, jint index)) 1200 constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool); 1201 CallInfo callInfo; 1202 LinkResolver::resolve_invoke(callInfo, Handle(), cp, index, Bytecodes::_invokehandle, CHECK); 1203 ConstantPoolCacheEntry* cp_cache_entry = cp_cache_entry = cp->cache()->entry_at(cp->decode_cpcache_index(index)); 1204 cp_cache_entry->set_method_handle(cp, callInfo); 1205 C2V_END 1206 1207 C2V_VMENTRY(jboolean, shouldDebugNonSafepoints, (JNIEnv*, jobject)) 1208 //see compute_recording_non_safepoints in debugInfroRec.cpp 1209 if (JvmtiExport::should_post_compiled_method_load() && FLAG_IS_DEFAULT(DebugNonSafepoints)) { 1210 return true; 1211 } 1212 return DebugNonSafepoints; 1213 C2V_END 1214 1215 // public native void materializeVirtualObjects(HotSpotStackFrameReference stackFrame, boolean invalidate); 1216 C2V_VMENTRY(void, materializeVirtualObjects, (JNIEnv*, jobject, jobject hs_frame, bool invalidate)) 1217 ResourceMark rm; 1218 1219 if (hs_frame == NULL) { 1220 THROW_MSG(vmSymbols::java_lang_NullPointerException(), "stack frame is null") 1221 } 1222 1223 HotSpotStackFrameReference::klass()->initialize(thread); 1224 1225 // look for the given stack frame 1226 StackFrameStream fst(thread); 1227 intptr_t* stack_pointer = (intptr_t*) HotSpotStackFrameReference::stackPointer(hs_frame); 1228 while (fst.current()->sp() != stack_pointer && !fst.is_done()) { 1229 fst.next(); 1230 } 1231 if (fst.current()->sp() != stack_pointer) { 1232 THROW_MSG(vmSymbols::java_lang_IllegalStateException(), "stack frame not found") 1233 } 1234 1235 if (invalidate) { 1236 if (!fst.current()->is_compiled_frame()) { 1237 THROW_MSG(vmSymbols::java_lang_IllegalStateException(), "compiled stack frame expected") 1238 } 1239 assert(fst.current()->cb()->is_nmethod(), "nmethod expected"); 1240 ((nmethod*) fst.current()->cb())->make_not_entrant(); 1241 } 1242 Deoptimization::deoptimize(thread, *fst.current(), fst.register_map(), Deoptimization::Reason_none); 1243 // look for the frame again as it has been updated by deopt (pc, deopt state...) 1244 StackFrameStream fstAfterDeopt(thread); 1245 while (fstAfterDeopt.current()->sp() != stack_pointer && !fstAfterDeopt.is_done()) { 1246 fstAfterDeopt.next(); 1247 } 1248 if (fstAfterDeopt.current()->sp() != stack_pointer) { 1249 THROW_MSG(vmSymbols::java_lang_IllegalStateException(), "stack frame not found after deopt") 1250 } 1251 1252 vframe* vf = vframe::new_vframe(fstAfterDeopt.current(), fstAfterDeopt.register_map(), thread); 1253 if (!vf->is_compiled_frame()) { 1254 THROW_MSG(vmSymbols::java_lang_IllegalStateException(), "compiled stack frame expected") 1255 } 1256 1257 GrowableArray<compiledVFrame*>* virtualFrames = new GrowableArray<compiledVFrame*>(10); 1258 while (true) { 1259 assert(vf->is_compiled_frame(), "Wrong frame type"); 1260 virtualFrames->push(compiledVFrame::cast(vf)); 1261 if (vf->is_top()) { 1262 break; 1263 } 1264 vf = vf->sender(); 1265 } 1266 1267 int last_frame_number = HotSpotStackFrameReference::frameNumber(hs_frame); 1268 if (last_frame_number >= virtualFrames->length()) { 1269 THROW_MSG(vmSymbols::java_lang_IllegalStateException(), "invalid frame number") 1270 } 1271 1272 // Reallocate the non-escaping objects and restore their fields. 1273 assert (virtualFrames->at(last_frame_number)->scope() != NULL,"invalid scope"); 1274 GrowableArray<ScopeValue*>* objects = virtualFrames->at(last_frame_number)->scope()->objects(); 1275 1276 if (objects == NULL) { 1277 // no objects to materialize 1278 return; 1279 } 1280 1281 bool realloc_failures = Deoptimization::realloc_objects(thread, fstAfterDeopt.current(), objects, THREAD); 1282 Deoptimization::reassign_fields(fstAfterDeopt.current(), fstAfterDeopt.register_map(), objects, realloc_failures, false); 1283 1284 for (int frame_index = 0; frame_index < virtualFrames->length(); frame_index++) { 1285 compiledVFrame* cvf = virtualFrames->at(frame_index); 1286 1287 GrowableArray<ScopeValue*>* scopeLocals = cvf->scope()->locals(); 1288 StackValueCollection* locals = cvf->locals(); 1289 1290 if (locals != NULL) { 1291 for (int i2 = 0; i2 < locals->size(); i2++) { 1292 StackValue* var = locals->at(i2); 1293 if (var->type() == T_OBJECT && scopeLocals->at(i2)->is_object()) { 1294 jvalue val; 1295 val.l = (jobject) locals->at(i2)->get_obj()(); 1296 cvf->update_local(T_OBJECT, i2, val); 1297 } 1298 } 1299 } 1300 } 1301 1302 // all locals are materialized by now 1303 HotSpotStackFrameReference::set_localIsVirtual(hs_frame, NULL); 1304 1305 // update the locals array 1306 objArrayHandle array = HotSpotStackFrameReference::locals(hs_frame); 1307 StackValueCollection* locals = virtualFrames->at(last_frame_number)->locals(); 1308 for (int i = 0; i < locals->size(); i++) { 1309 StackValue* var = locals->at(i); 1310 if (var->type() == T_OBJECT) { 1311 array->obj_at_put(i, locals->at(i)->get_obj()()); 1312 } 1313 } 1314 C2V_END 1315 1316 C2V_VMENTRY(void, writeDebugOutput, (JNIEnv*, jobject, jbyteArray bytes, jint offset, jint length)) 1317 if (bytes == NULL) { 1318 THROW(vmSymbols::java_lang_NullPointerException()); 1319 } 1320 typeArrayOop array = (typeArrayOop) JNIHandles::resolve(bytes); 1321 1322 // Check if offset and length are non negative. 1323 if (offset < 0 || length < 0) { 1324 THROW(vmSymbols::java_lang_ArrayIndexOutOfBoundsException()); 1325 } 1326 // Check if the range is valid. 1327 if ((((unsigned int) length + (unsigned int) offset) > (unsigned int) array->length())) { 1328 THROW(vmSymbols::java_lang_ArrayIndexOutOfBoundsException()); 1329 } 1330 while (length > 0) { 1331 jbyte* start = array->byte_at_addr(offset); 1332 tty->write((char*) start, MIN2(length, O_BUFLEN)); 1333 length -= O_BUFLEN; 1334 offset += O_BUFLEN; 1335 } 1336 C2V_END 1337 1338 C2V_VMENTRY(void, flushDebugOutput, (JNIEnv*, jobject)) 1339 tty->flush(); 1340 C2V_END 1341 1342 C2V_VMENTRY(int, methodDataProfileDataSize, (JNIEnv*, jobject, jlong metaspace_method_data, jint position)) 1343 ResourceMark rm; 1344 MethodData* mdo = CompilerToVM::asMethodData(metaspace_method_data); 1345 ProfileData* profile_data = mdo->data_at(position); 1346 if (mdo->is_valid(profile_data)) { 1347 return profile_data->size_in_bytes(); 1348 } 1349 DataLayout* data = mdo->extra_data_base(); 1350 DataLayout* end = mdo->extra_data_limit(); 1351 for (;; data = mdo->next_extra(data)) { 1352 assert(data < end, "moved past end of extra data"); 1353 profile_data = data->data_in(); 1354 if (mdo->dp_to_di(profile_data->dp()) == position) { 1355 return profile_data->size_in_bytes(); 1356 } 1357 } 1358 THROW_MSG_0(vmSymbols::java_lang_IllegalArgumentException(), err_msg("Invalid profile data position %d", position)); 1359 C2V_END 1360 1361 C2V_VMENTRY(int, interpreterFrameSize, (JNIEnv*, jobject, jobject bytecode_frame_handle)) 1362 if (bytecode_frame_handle == NULL) { 1363 THROW_0(vmSymbols::java_lang_NullPointerException()); 1364 } 1365 1366 oop top_bytecode_frame = JNIHandles::resolve_non_null(bytecode_frame_handle); 1367 oop bytecode_frame = top_bytecode_frame; 1368 int size = 0; 1369 int callee_parameters = 0; 1370 int callee_locals = 0; 1371 Method* method = getMethodFromHotSpotMethod(BytecodePosition::method(bytecode_frame)); 1372 int extra_args = method->max_stack() - BytecodeFrame::numStack(bytecode_frame); 1373 1374 while (bytecode_frame != NULL) { 1375 int locks = BytecodeFrame::numLocks(bytecode_frame); 1376 int temps = BytecodeFrame::numStack(bytecode_frame); 1377 bool is_top_frame = (bytecode_frame == top_bytecode_frame); 1378 Method* method = getMethodFromHotSpotMethod(BytecodePosition::method(bytecode_frame)); 1379 1380 int frame_size = BytesPerWord * Interpreter::size_activation(method->max_stack(), 1381 temps + callee_parameters, 1382 extra_args, 1383 locks, 1384 callee_parameters, 1385 callee_locals, 1386 is_top_frame); 1387 size += frame_size; 1388 1389 callee_parameters = method->size_of_parameters(); 1390 callee_locals = method->max_locals(); 1391 extra_args = 0; 1392 bytecode_frame = BytecodePosition::caller(bytecode_frame); 1393 } 1394 return size + Deoptimization::last_frame_adjust(0, callee_locals) * BytesPerWord; 1395 C2V_END 1396 1397 1398 #define CC (char*) /*cast a literal from (const char*)*/ 1399 #define FN_PTR(f) CAST_FROM_FN_PTR(void*, &(c2v_ ## f)) 1400 1401 #define STRING "Ljava/lang/String;" 1402 #define OBJECT "Ljava/lang/Object;" 1403 #define CLASS "Ljava/lang/Class;" 1404 #define STACK_TRACE_ELEMENT "Ljava/lang/StackTraceElement;" 1405 #define INSTALLED_CODE "Ljdk/vm/ci/code/InstalledCode;" 1406 #define TARGET_DESCRIPTION "Ljdk/vm/ci/code/TargetDescription;" 1407 #define BYTECODE_FRAME "Ljdk/vm/ci/code/BytecodeFrame;" 1408 #define RESOLVED_METHOD "Ljdk/vm/ci/meta/ResolvedJavaMethod;" 1409 #define HS_RESOLVED_METHOD "Ljdk/vm/ci/hotspot/HotSpotResolvedJavaMethodImpl;" 1410 #define HS_RESOLVED_KLASS "Ljdk/vm/ci/hotspot/HotSpotResolvedObjectTypeImpl;" 1411 #define HS_CONSTANT_POOL "Ljdk/vm/ci/hotspot/HotSpotConstantPool;" 1412 #define HS_COMPILED_CODE "Ljdk/vm/ci/hotspot/HotSpotCompiledCode;" 1413 #define HS_CONFIG "Ljdk/vm/ci/hotspot/HotSpotVMConfig;" 1414 #define HS_METADATA "Ljdk/vm/ci/hotspot/HotSpotMetaData;" 1415 #define HS_STACK_FRAME_REF "Ljdk/vm/ci/hotspot/HotSpotStackFrameReference;" 1416 #define HS_SPECULATION_LOG "Ljdk/vm/ci/hotspot/HotSpotSpeculationLog;" 1417 #define METASPACE_METHOD_DATA "J" 1418 1419 JNINativeMethod CompilerToVM::methods[] = { 1420 {CC "getBytecode", CC "(" HS_RESOLVED_METHOD ")[B", FN_PTR(getBytecode)}, 1421 {CC "getExceptionTableStart", CC "(" HS_RESOLVED_METHOD ")J", FN_PTR(getExceptionTableStart)}, 1422 {CC "getExceptionTableLength", CC "(" HS_RESOLVED_METHOD ")I", FN_PTR(getExceptionTableLength)}, 1423 {CC "findUniqueConcreteMethod", CC "(" HS_RESOLVED_KLASS HS_RESOLVED_METHOD ")" HS_RESOLVED_METHOD, FN_PTR(findUniqueConcreteMethod)}, 1424 {CC "getImplementor", CC "(" HS_RESOLVED_KLASS ")" HS_RESOLVED_KLASS, FN_PTR(getImplementor)}, 1425 {CC "getStackTraceElement", CC "(" HS_RESOLVED_METHOD "I)" STACK_TRACE_ELEMENT, FN_PTR(getStackTraceElement)}, 1426 {CC "methodIsIgnoredBySecurityStackWalk", CC "(" HS_RESOLVED_METHOD ")Z", FN_PTR(methodIsIgnoredBySecurityStackWalk)}, 1427 {CC "doNotInlineOrCompile", CC "(" HS_RESOLVED_METHOD ")V", FN_PTR(doNotInlineOrCompile)}, 1428 {CC "canInlineMethod", CC "(" HS_RESOLVED_METHOD ")Z", FN_PTR(canInlineMethod)}, 1429 {CC "shouldInlineMethod", CC "(" HS_RESOLVED_METHOD ")Z", FN_PTR(shouldInlineMethod)}, 1430 {CC "lookupType", CC "(" STRING CLASS "Z)" HS_RESOLVED_KLASS, FN_PTR(lookupType)}, 1431 {CC "lookupNameInPool", CC "(" HS_CONSTANT_POOL "I)" STRING, FN_PTR(lookupNameInPool)}, 1432 {CC "lookupNameAndTypeRefIndexInPool", CC "(" HS_CONSTANT_POOL "I)I", FN_PTR(lookupNameAndTypeRefIndexInPool)}, 1433 {CC "lookupSignatureInPool", CC "(" HS_CONSTANT_POOL "I)" STRING, FN_PTR(lookupSignatureInPool)}, 1434 {CC "lookupKlassRefIndexInPool", CC "(" HS_CONSTANT_POOL "I)I", FN_PTR(lookupKlassRefIndexInPool)}, 1435 {CC "lookupKlassInPool", CC "(" HS_CONSTANT_POOL "I)Ljava/lang/Object;", FN_PTR(lookupKlassInPool)}, 1436 {CC "lookupAppendixInPool", CC "(" HS_CONSTANT_POOL "I)" OBJECT, FN_PTR(lookupAppendixInPool)}, 1437 {CC "lookupMethodInPool", CC "(" HS_CONSTANT_POOL "IB)" HS_RESOLVED_METHOD, FN_PTR(lookupMethodInPool)}, 1438 {CC "constantPoolRemapInstructionOperandFromCache", CC "(" HS_CONSTANT_POOL "I)I", FN_PTR(constantPoolRemapInstructionOperandFromCache)}, 1439 {CC "resolveConstantInPool", CC "(" HS_CONSTANT_POOL "I)" OBJECT, FN_PTR(resolveConstantInPool)}, 1440 {CC "resolvePossiblyCachedConstantInPool", CC "(" HS_CONSTANT_POOL "I)" OBJECT, FN_PTR(resolvePossiblyCachedConstantInPool)}, 1441 {CC "resolveTypeInPool", CC "(" HS_CONSTANT_POOL "I)" HS_RESOLVED_KLASS, FN_PTR(resolveTypeInPool)}, 1442 {CC "resolveFieldInPool", CC "(" HS_CONSTANT_POOL "IB[J)" HS_RESOLVED_KLASS, FN_PTR(resolveFieldInPool)}, 1443 {CC "resolveInvokeDynamicInPool", CC "(" HS_CONSTANT_POOL "I)V", FN_PTR(resolveInvokeDynamicInPool)}, 1444 {CC "resolveInvokeHandleInPool", CC "(" HS_CONSTANT_POOL "I)V", FN_PTR(resolveInvokeHandleInPool)}, 1445 {CC "resolveMethod", CC "(" HS_RESOLVED_KLASS HS_RESOLVED_METHOD HS_RESOLVED_KLASS ")" HS_RESOLVED_METHOD, FN_PTR(resolveMethod)}, 1446 {CC "getVtableIndexForInterfaceMethod", CC "(" HS_RESOLVED_KLASS HS_RESOLVED_METHOD ")I", FN_PTR(getVtableIndexForInterfaceMethod)}, 1447 {CC "getClassInitializer", CC "(" HS_RESOLVED_KLASS ")" HS_RESOLVED_METHOD, FN_PTR(getClassInitializer)}, 1448 {CC "hasFinalizableSubclass", CC "(" HS_RESOLVED_KLASS ")Z", FN_PTR(hasFinalizableSubclass)}, 1449 {CC "getMaxCallTargetOffset", CC "(J)J", FN_PTR(getMaxCallTargetOffset)}, 1450 {CC "getResolvedJavaMethodAtSlot", CC "(" CLASS "I)" HS_RESOLVED_METHOD, FN_PTR(getResolvedJavaMethodAtSlot)}, 1451 {CC "getResolvedJavaMethod", CC "(Ljava/lang/Object;J)" HS_RESOLVED_METHOD, FN_PTR(getResolvedJavaMethod)}, 1452 {CC "getConstantPool", CC "(Ljava/lang/Object;J)" HS_CONSTANT_POOL, FN_PTR(getConstantPool)}, 1453 {CC "getResolvedJavaType", CC "(Ljava/lang/Object;JZ)" HS_RESOLVED_KLASS, FN_PTR(getResolvedJavaType)}, 1454 {CC "initializeConfiguration", CC "(" HS_CONFIG ")J", FN_PTR(initializeConfiguration)}, 1455 {CC "installCode", CC "(" TARGET_DESCRIPTION HS_COMPILED_CODE INSTALLED_CODE HS_SPECULATION_LOG ")I", FN_PTR(installCode)}, 1456 {CC "getMetadata", CC "(" TARGET_DESCRIPTION HS_COMPILED_CODE HS_METADATA ")I", FN_PTR(getMetadata)}, 1457 {CC "resetCompilationStatistics", CC "()V", FN_PTR(resetCompilationStatistics)}, 1458 {CC "disassembleCodeBlob", CC "(" INSTALLED_CODE ")" STRING, FN_PTR(disassembleCodeBlob)}, 1459 {CC "executeInstalledCode", CC "([" OBJECT INSTALLED_CODE ")" OBJECT, FN_PTR(executeInstalledCode)}, 1460 {CC "getLineNumberTable", CC "(" HS_RESOLVED_METHOD ")[J", FN_PTR(getLineNumberTable)}, 1461 {CC "getLocalVariableTableStart", CC "(" HS_RESOLVED_METHOD ")J", FN_PTR(getLocalVariableTableStart)}, 1462 {CC "getLocalVariableTableLength", CC "(" HS_RESOLVED_METHOD ")I", FN_PTR(getLocalVariableTableLength)}, 1463 {CC "reprofile", CC "(" HS_RESOLVED_METHOD ")V", FN_PTR(reprofile)}, 1464 {CC "invalidateInstalledCode", CC "(" INSTALLED_CODE ")V", FN_PTR(invalidateInstalledCode)}, 1465 {CC "collectCounters", CC "()[J", FN_PTR(collectCounters)}, 1466 {CC "allocateCompileId", CC "(" HS_RESOLVED_METHOD "I)I", FN_PTR(allocateCompileId)}, 1467 {CC "isMature", CC "(" METASPACE_METHOD_DATA ")Z", FN_PTR(isMature)}, 1468 {CC "hasCompiledCodeForOSR", CC "(" HS_RESOLVED_METHOD "II)Z", FN_PTR(hasCompiledCodeForOSR)}, 1469 {CC "getSymbol", CC "(J)" STRING, FN_PTR(getSymbol)}, 1470 {CC "getNextStackFrame", CC "(" HS_STACK_FRAME_REF "[" RESOLVED_METHOD "I)" HS_STACK_FRAME_REF, FN_PTR(getNextStackFrame)}, 1471 {CC "materializeVirtualObjects", CC "(" HS_STACK_FRAME_REF "Z)V", FN_PTR(materializeVirtualObjects)}, 1472 {CC "shouldDebugNonSafepoints", CC "()Z", FN_PTR(shouldDebugNonSafepoints)}, 1473 {CC "writeDebugOutput", CC "([BII)V", FN_PTR(writeDebugOutput)}, 1474 {CC "flushDebugOutput", CC "()V", FN_PTR(flushDebugOutput)}, 1475 {CC "methodDataProfileDataSize", CC "(JI)I", FN_PTR(methodDataProfileDataSize)}, 1476 {CC "interpreterFrameSize", CC "(" BYTECODE_FRAME ")I", FN_PTR(interpreterFrameSize)}, 1477 }; 1478 1479 int CompilerToVM::methods_count() { 1480 return sizeof(methods) / sizeof(JNINativeMethod); 1481 } 1482