1 /* 2 * Copyright (c) 2011, 2017, 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 void JNIHandleMark::push_jni_handle_block() { 60 JavaThread* thread = JavaThread::current(); 61 if (thread != NULL) { 62 // Allocate a new block for JNI handles. 63 // Inlined code from jni_PushLocalFrame() 64 JNIHandleBlock* java_handles = ((JavaThread*)thread)->active_handles(); 65 JNIHandleBlock* compile_handles = JNIHandleBlock::allocate_block(thread); 66 assert(compile_handles != NULL && java_handles != NULL, "should not be NULL"); 67 compile_handles->set_pop_frame_link(java_handles); 68 thread->set_active_handles(compile_handles); 69 } 70 } 71 72 void JNIHandleMark::pop_jni_handle_block() { 73 JavaThread* thread = JavaThread::current(); 74 if (thread != NULL) { 75 // Release our JNI handle block 76 JNIHandleBlock* compile_handles = thread->active_handles(); 77 JNIHandleBlock* java_handles = compile_handles->pop_frame_link(); 78 thread->set_active_handles(java_handles); 79 compile_handles->set_pop_frame_link(NULL); 80 JNIHandleBlock::release_block(compile_handles, thread); // may block 81 } 82 } 83 84 // Entry to native method implementation that transitions current thread to '_thread_in_vm'. 85 #define C2V_VMENTRY(result_type, name, signature) \ 86 JNIEXPORT result_type JNICALL c2v_ ## name signature { \ 87 TRACE_jvmci_1("CompilerToVM::" #name); \ 88 TRACE_CALL(result_type, jvmci_ ## name signature) \ 89 JVMCI_VM_ENTRY_MARK; \ 90 91 #define C2V_END } 92 93 oop CompilerToVM::get_jvmci_method(const methodHandle& method, TRAPS) { 94 if (method() != NULL) { 95 JavaValue result(T_OBJECT); 96 JavaCallArguments args; 97 args.push_long((jlong) (address) method()); 98 JavaCalls::call_static(&result, SystemDictionary::HotSpotResolvedJavaMethodImpl_klass(), vmSymbols::fromMetaspace_name(), vmSymbols::method_fromMetaspace_signature(), &args, CHECK_NULL); 99 100 return (oop)result.get_jobject(); 101 } 102 return NULL; 103 } 104 105 oop CompilerToVM::get_jvmci_type(Klass* klass, TRAPS) { 106 if (klass != NULL) { 107 JavaValue result(T_OBJECT); 108 JavaCallArguments args; 109 args.push_oop(Handle(THREAD, klass->java_mirror())); 110 JavaCalls::call_static(&result, SystemDictionary::HotSpotResolvedObjectTypeImpl_klass(), vmSymbols::fromMetaspace_name(), vmSymbols::klass_fromMetaspace_signature(), &args, CHECK_NULL); 111 112 return (oop)result.get_jobject(); 113 } 114 return NULL; 115 } 116 117 118 int CompilerToVM::Data::Klass_vtable_start_offset; 119 int CompilerToVM::Data::Klass_vtable_length_offset; 120 121 int CompilerToVM::Data::Method_extra_stack_entries; 122 123 address CompilerToVM::Data::SharedRuntime_ic_miss_stub; 124 address CompilerToVM::Data::SharedRuntime_handle_wrong_method_stub; 125 address CompilerToVM::Data::SharedRuntime_deopt_blob_unpack; 126 address CompilerToVM::Data::SharedRuntime_deopt_blob_uncommon_trap; 127 128 size_t CompilerToVM::Data::ThreadLocalAllocBuffer_alignment_reserve; 129 130 CollectedHeap* CompilerToVM::Data::Universe_collectedHeap; 131 int CompilerToVM::Data::Universe_base_vtable_size; 132 address CompilerToVM::Data::Universe_narrow_oop_base; 133 int CompilerToVM::Data::Universe_narrow_oop_shift; 134 address CompilerToVM::Data::Universe_narrow_klass_base; 135 int CompilerToVM::Data::Universe_narrow_klass_shift; 136 void* CompilerToVM::Data::Universe_non_oop_bits; 137 uintptr_t CompilerToVM::Data::Universe_verify_oop_mask; 138 uintptr_t CompilerToVM::Data::Universe_verify_oop_bits; 139 140 bool CompilerToVM::Data::_supports_inline_contig_alloc; 141 HeapWord** CompilerToVM::Data::_heap_end_addr; 142 HeapWord* volatile* CompilerToVM::Data::_heap_top_addr; 143 int CompilerToVM::Data::_max_oop_map_stack_offset; 144 145 jbyte* CompilerToVM::Data::cardtable_start_address; 146 int CompilerToVM::Data::cardtable_shift; 147 148 int CompilerToVM::Data::vm_page_size; 149 150 int CompilerToVM::Data::sizeof_vtableEntry = sizeof(vtableEntry); 151 int CompilerToVM::Data::sizeof_ExceptionTableElement = sizeof(ExceptionTableElement); 152 int CompilerToVM::Data::sizeof_LocalVariableTableElement = sizeof(LocalVariableTableElement); 153 int CompilerToVM::Data::sizeof_ConstantPool = sizeof(ConstantPool); 154 int CompilerToVM::Data::sizeof_SymbolPointer = sizeof(Symbol*); 155 int CompilerToVM::Data::sizeof_narrowKlass = sizeof(narrowKlass); 156 int CompilerToVM::Data::sizeof_arrayOopDesc = sizeof(arrayOopDesc); 157 int CompilerToVM::Data::sizeof_BasicLock = sizeof(BasicLock); 158 159 address CompilerToVM::Data::dsin; 160 address CompilerToVM::Data::dcos; 161 address CompilerToVM::Data::dtan; 162 address CompilerToVM::Data::dexp; 163 address CompilerToVM::Data::dlog; 164 address CompilerToVM::Data::dlog10; 165 address CompilerToVM::Data::dpow; 166 167 address CompilerToVM::Data::symbol_init; 168 address CompilerToVM::Data::symbol_clinit; 169 170 void CompilerToVM::Data::initialize(TRAPS) { 171 Klass_vtable_start_offset = in_bytes(Klass::vtable_start_offset()); 172 Klass_vtable_length_offset = in_bytes(Klass::vtable_length_offset()); 173 174 Method_extra_stack_entries = Method::extra_stack_entries(); 175 176 SharedRuntime_ic_miss_stub = SharedRuntime::get_ic_miss_stub(); 177 SharedRuntime_handle_wrong_method_stub = SharedRuntime::get_handle_wrong_method_stub(); 178 SharedRuntime_deopt_blob_unpack = SharedRuntime::deopt_blob()->unpack(); 179 SharedRuntime_deopt_blob_uncommon_trap = SharedRuntime::deopt_blob()->uncommon_trap(); 180 181 ThreadLocalAllocBuffer_alignment_reserve = ThreadLocalAllocBuffer::alignment_reserve(); 182 183 Universe_collectedHeap = Universe::heap(); 184 Universe_base_vtable_size = Universe::base_vtable_size(); 185 Universe_narrow_oop_base = Universe::narrow_oop_base(); 186 Universe_narrow_oop_shift = Universe::narrow_oop_shift(); 187 Universe_narrow_klass_base = Universe::narrow_klass_base(); 188 Universe_narrow_klass_shift = Universe::narrow_klass_shift(); 189 Universe_non_oop_bits = Universe::non_oop_word(); 190 Universe_verify_oop_mask = Universe::verify_oop_mask(); 191 Universe_verify_oop_bits = Universe::verify_oop_bits(); 192 193 _supports_inline_contig_alloc = Universe::heap()->supports_inline_contig_alloc(); 194 _heap_end_addr = _supports_inline_contig_alloc ? Universe::heap()->end_addr() : (HeapWord**) -1; 195 _heap_top_addr = _supports_inline_contig_alloc ? Universe::heap()->top_addr() : (HeapWord* volatile*) -1; 196 197 _max_oop_map_stack_offset = (OopMapValue::register_mask - VMRegImpl::stack2reg(0)->value()) * VMRegImpl::stack_slot_size; 198 int max_oop_map_stack_index = _max_oop_map_stack_offset / VMRegImpl::stack_slot_size; 199 assert(OopMapValue::legal_vm_reg_name(VMRegImpl::stack2reg(max_oop_map_stack_index)), "should be valid"); 200 assert(!OopMapValue::legal_vm_reg_name(VMRegImpl::stack2reg(max_oop_map_stack_index + 1)), "should be invalid"); 201 202 symbol_init = (address) vmSymbols::object_initializer_name(); 203 symbol_clinit = (address) vmSymbols::class_initializer_name(); 204 205 BarrierSet* bs = Universe::heap()->barrier_set(); 206 if (bs->is_a(BarrierSet::CardTableModRef)) { 207 jbyte* base = barrier_set_cast<CardTableModRefBS>(bs)->byte_map_base; 208 assert(base != 0, "unexpected byte_map_base"); 209 cardtable_start_address = base; 210 cardtable_shift = CardTableModRefBS::card_shift; 211 } else { 212 // No card mark barriers 213 cardtable_start_address = 0; 214 cardtable_shift = 0; 215 } 216 217 vm_page_size = os::vm_page_size(); 218 219 #define SET_TRIGFUNC(name) \ 220 if (StubRoutines::name() != NULL) { \ 221 name = StubRoutines::name(); \ 222 } else { \ 223 name = CAST_FROM_FN_PTR(address, SharedRuntime::name); \ 224 } 225 226 SET_TRIGFUNC(dsin); 227 SET_TRIGFUNC(dcos); 228 SET_TRIGFUNC(dtan); 229 SET_TRIGFUNC(dexp); 230 SET_TRIGFUNC(dlog10); 231 SET_TRIGFUNC(dlog); 232 SET_TRIGFUNC(dpow); 233 234 #undef SET_TRIGFUNC 235 } 236 237 objArrayHandle CompilerToVM::initialize_intrinsics(TRAPS) { 238 objArrayHandle vmIntrinsics = oopFactory::new_objArray_handle(VMIntrinsicMethod::klass(), (vmIntrinsics::ID_LIMIT - 1), CHECK_(objArrayHandle())); 239 int index = 0; 240 // The intrinsics for a class are usually adjacent to each other. 241 // When they are, the string for the class name can be reused. 242 vmSymbols::SID kls_sid = vmSymbols::NO_SID; 243 Handle kls_str; 244 #define SID_ENUM(n) vmSymbols::VM_SYMBOL_ENUM_NAME(n) 245 #define VM_SYMBOL_TO_STRING(s) \ 246 java_lang_String::create_from_symbol(vmSymbols::symbol_at(SID_ENUM(s)), CHECK_(objArrayHandle())) 247 #define VM_INTRINSIC_INFO(id, kls, name, sig, ignore_fcode) { \ 248 instanceHandle vmIntrinsicMethod = InstanceKlass::cast(VMIntrinsicMethod::klass())->allocate_instance_handle(CHECK_(objArrayHandle())); \ 249 if (kls_sid != SID_ENUM(kls)) { \ 250 kls_str = VM_SYMBOL_TO_STRING(kls); \ 251 kls_sid = SID_ENUM(kls); \ 252 } \ 253 Handle name_str = VM_SYMBOL_TO_STRING(name); \ 254 Handle sig_str = VM_SYMBOL_TO_STRING(sig); \ 255 VMIntrinsicMethod::set_declaringClass(vmIntrinsicMethod, kls_str()); \ 256 VMIntrinsicMethod::set_name(vmIntrinsicMethod, name_str()); \ 257 VMIntrinsicMethod::set_descriptor(vmIntrinsicMethod, sig_str()); \ 258 VMIntrinsicMethod::set_id(vmIntrinsicMethod, vmIntrinsics::id); \ 259 vmIntrinsics->obj_at_put(index++, vmIntrinsicMethod()); \ 260 } 261 262 VM_INTRINSICS_DO(VM_INTRINSIC_INFO, VM_SYMBOL_IGNORE, VM_SYMBOL_IGNORE, VM_SYMBOL_IGNORE, VM_ALIAS_IGNORE) 263 #undef SID_ENUM 264 #undef VM_SYMBOL_TO_STRING 265 #undef VM_INTRINSIC_INFO 266 assert(index == vmIntrinsics::ID_LIMIT - 1, "must be"); 267 268 return vmIntrinsics; 269 } 270 271 /** 272 * The set of VM flags known to be used. 273 */ 274 #define PREDEFINED_CONFIG_FLAGS(do_bool_flag, do_intx_flag, do_uintx_flag) \ 275 do_intx_flag(AllocateInstancePrefetchLines) \ 276 do_intx_flag(AllocatePrefetchDistance) \ 277 do_intx_flag(AllocatePrefetchInstr) \ 278 do_intx_flag(AllocatePrefetchLines) \ 279 do_intx_flag(AllocatePrefetchStepSize) \ 280 do_intx_flag(AllocatePrefetchStyle) \ 281 do_intx_flag(BciProfileWidth) \ 282 do_bool_flag(BootstrapJVMCI) \ 283 do_bool_flag(CITime) \ 284 do_bool_flag(CITimeEach) \ 285 do_uintx_flag(CodeCacheSegmentSize) \ 286 do_intx_flag(CodeEntryAlignment) \ 287 do_bool_flag(CompactFields) \ 288 NOT_PRODUCT(do_intx_flag(CompileTheWorldStartAt)) \ 289 NOT_PRODUCT(do_intx_flag(CompileTheWorldStopAt)) \ 290 do_intx_flag(ContendedPaddingWidth) \ 291 do_bool_flag(DontCompileHugeMethods) \ 292 do_bool_flag(EnableContended) \ 293 do_intx_flag(FieldsAllocationStyle) \ 294 do_bool_flag(FoldStableValues) \ 295 do_bool_flag(ForceUnreachable) \ 296 do_intx_flag(HugeMethodLimit) \ 297 do_bool_flag(Inline) \ 298 do_intx_flag(JVMCICounterSize) \ 299 do_bool_flag(JVMCIPrintProperties) \ 300 do_bool_flag(JVMCIUseFastLocking) \ 301 do_intx_flag(MethodProfileWidth) \ 302 do_intx_flag(ObjectAlignmentInBytes) \ 303 do_bool_flag(PrintInlining) \ 304 do_bool_flag(ReduceInitialCardMarks) \ 305 do_bool_flag(RestrictContended) \ 306 do_intx_flag(StackReservedPages) \ 307 do_intx_flag(StackShadowPages) \ 308 do_bool_flag(TLABStats) \ 309 do_uintx_flag(TLABWasteIncrement) \ 310 do_intx_flag(TypeProfileWidth) \ 311 do_bool_flag(UseAESIntrinsics) \ 312 X86_ONLY(do_intx_flag(UseAVX)) \ 313 do_bool_flag(UseBiasedLocking) \ 314 do_bool_flag(UseCRC32Intrinsics) \ 315 do_bool_flag(UseCompressedClassPointers) \ 316 do_bool_flag(UseCompressedOops) \ 317 do_bool_flag(UseConcMarkSweepGC) \ 318 X86_ONLY(do_bool_flag(UseCountLeadingZerosInstruction)) \ 319 X86_ONLY(do_bool_flag(UseCountTrailingZerosInstruction)) \ 320 do_bool_flag(UseG1GC) \ 321 COMPILER2_PRESENT(do_bool_flag(UseMontgomeryMultiplyIntrinsic)) \ 322 COMPILER2_PRESENT(do_bool_flag(UseMontgomerySquareIntrinsic)) \ 323 COMPILER2_PRESENT(do_bool_flag(UseMulAddIntrinsic)) \ 324 COMPILER2_PRESENT(do_bool_flag(UseMultiplyToLenIntrinsic)) \ 325 do_bool_flag(UsePopCountInstruction) \ 326 do_bool_flag(UseSHA1Intrinsics) \ 327 do_bool_flag(UseSHA256Intrinsics) \ 328 do_bool_flag(UseSHA512Intrinsics) \ 329 do_intx_flag(UseSSE) \ 330 COMPILER2_PRESENT(do_bool_flag(UseSquareToLenIntrinsic)) \ 331 do_bool_flag(UseStackBanging) \ 332 do_bool_flag(UseTLAB) \ 333 do_bool_flag(VerifyOops) \ 334 335 #define BOXED_BOOLEAN(name, value) oop name = ((jboolean)(value) ? boxedTrue() : boxedFalse()) 336 #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) 337 #define BOXED_LONG(name, value) \ 338 oop name; \ 339 do { \ 340 jvalue p; p.j = (jlong) (value); \ 341 Handle* e = longs.get(p.j); \ 342 if (e == NULL) { \ 343 oop o = java_lang_boxing_object::create(T_LONG, &p, CHECK_NULL); \ 344 Handle h(THREAD, o); \ 345 longs.put(p.j, h); \ 346 name = h(); \ 347 } else { \ 348 name = (*e)(); \ 349 } \ 350 } while (0) 351 352 #define CSTRING_TO_JSTRING(name, value) \ 353 Handle name; \ 354 do { \ 355 if (value != NULL) { \ 356 Handle* e = strings.get(value); \ 357 if (e == NULL) { \ 358 Handle h = java_lang_String::create_from_str(value, CHECK_NULL); \ 359 strings.put(value, h); \ 360 name = h; \ 361 } else { \ 362 name = (*e); \ 363 } \ 364 } \ 365 } while (0) 366 367 C2V_VMENTRY(jobjectArray, readConfiguration, (JNIEnv *env)) 368 ResourceMark rm; 369 HandleMark hm; 370 371 // Used to canonicalize Long and String values. 372 ResourceHashtable<jlong, Handle> longs; 373 ResourceHashtable<const char*, Handle, &CompilerToVM::cstring_hash, &CompilerToVM::cstring_equals> strings; 374 375 jvalue prim; 376 prim.z = true; oop boxedTrueOop = java_lang_boxing_object::create(T_BOOLEAN, &prim, CHECK_NULL); 377 Handle boxedTrue(THREAD, boxedTrueOop); 378 prim.z = false; oop boxedFalseOop = java_lang_boxing_object::create(T_BOOLEAN, &prim, CHECK_NULL); 379 Handle boxedFalse(THREAD, boxedFalseOop); 380 381 CompilerToVM::Data::initialize(CHECK_NULL); 382 383 VMField::klass()->initialize(CHECK_NULL); 384 VMFlag::klass()->initialize(CHECK_NULL); 385 VMIntrinsicMethod::klass()->initialize(CHECK_NULL); 386 387 int len = JVMCIVMStructs::localHotSpotVMStructs_count(); 388 objArrayHandle vmFields = oopFactory::new_objArray_handle(VMField::klass(), len, CHECK_NULL); 389 for (int i = 0; i < len ; i++) { 390 VMStructEntry vmField = JVMCIVMStructs::localHotSpotVMStructs[i]; 391 instanceHandle vmFieldObj = InstanceKlass::cast(VMField::klass())->allocate_instance_handle(CHECK_NULL); 392 size_t name_buf_len = strlen(vmField.typeName) + strlen(vmField.fieldName) + 2 /* "::" */; 393 char* name_buf = NEW_RESOURCE_ARRAY_IN_THREAD(THREAD, char, name_buf_len + 1); 394 sprintf(name_buf, "%s::%s", vmField.typeName, vmField.fieldName); 395 CSTRING_TO_JSTRING(name, name_buf); 396 CSTRING_TO_JSTRING(type, vmField.typeString); 397 VMField::set_name(vmFieldObj, name()); 398 VMField::set_type(vmFieldObj, type()); 399 VMField::set_offset(vmFieldObj, vmField.offset); 400 VMField::set_address(vmFieldObj, (jlong) vmField.address); 401 if (vmField.isStatic && vmField.typeString != NULL) { 402 if (strcmp(vmField.typeString, "bool") == 0) { 403 BOXED_BOOLEAN(box, *(jbyte*) vmField.address); 404 VMField::set_value(vmFieldObj, box); 405 } else if (strcmp(vmField.typeString, "int") == 0 || 406 strcmp(vmField.typeString, "jint") == 0) { 407 BOXED_LONG(box, *(jint*) vmField.address); 408 VMField::set_value(vmFieldObj, box); 409 } else if (strcmp(vmField.typeString, "uint64_t") == 0) { 410 BOXED_LONG(box, *(uint64_t*) vmField.address); 411 VMField::set_value(vmFieldObj, box); 412 } else if (strcmp(vmField.typeString, "address") == 0 || 413 strcmp(vmField.typeString, "intptr_t") == 0 || 414 strcmp(vmField.typeString, "uintptr_t") == 0 || 415 strcmp(vmField.typeString, "OopHandle") == 0 || 416 strcmp(vmField.typeString, "size_t") == 0 || 417 // All foo* types are addresses. 418 vmField.typeString[strlen(vmField.typeString) - 1] == '*') { 419 BOXED_LONG(box, *((address*) vmField.address)); 420 VMField::set_value(vmFieldObj, box); 421 } else { 422 JVMCI_ERROR_NULL("VM field %s has unsupported type %s", name_buf, vmField.typeString); 423 } 424 } 425 vmFields->obj_at_put(i, vmFieldObj()); 426 } 427 428 int ints_len = JVMCIVMStructs::localHotSpotVMIntConstants_count(); 429 int longs_len = JVMCIVMStructs::localHotSpotVMLongConstants_count(); 430 len = ints_len + longs_len; 431 objArrayHandle vmConstants = oopFactory::new_objArray_handle(SystemDictionary::Object_klass(), len * 2, CHECK_NULL); 432 int insert = 0; 433 for (int i = 0; i < ints_len ; i++) { 434 VMIntConstantEntry c = JVMCIVMStructs::localHotSpotVMIntConstants[i]; 435 CSTRING_TO_JSTRING(name, c.name); 436 BOXED_LONG(value, c.value); 437 vmConstants->obj_at_put(insert++, name()); 438 vmConstants->obj_at_put(insert++, value); 439 } 440 for (int i = 0; i < longs_len ; i++) { 441 VMLongConstantEntry c = JVMCIVMStructs::localHotSpotVMLongConstants[i]; 442 CSTRING_TO_JSTRING(name, c.name); 443 BOXED_LONG(value, c.value); 444 vmConstants->obj_at_put(insert++, name()); 445 vmConstants->obj_at_put(insert++, value); 446 } 447 assert(insert == len * 2, "must be"); 448 449 len = JVMCIVMStructs::localHotSpotVMAddresses_count(); 450 objArrayHandle vmAddresses = oopFactory::new_objArray_handle(SystemDictionary::Object_klass(), len * 2, CHECK_NULL); 451 for (int i = 0; i < len ; i++) { 452 VMAddressEntry a = JVMCIVMStructs::localHotSpotVMAddresses[i]; 453 CSTRING_TO_JSTRING(name, a.name); 454 BOXED_LONG(value, a.value); 455 vmAddresses->obj_at_put(i * 2, name()); 456 vmAddresses->obj_at_put(i * 2 + 1, value); 457 } 458 459 #define COUNT_FLAG(ignore) +1 460 #ifdef ASSERT 461 #define CHECK_FLAG(type, name) { \ 462 Flag* flag = Flag::find_flag(#name, strlen(#name), /*allow_locked*/ true, /* return_flag */ true); \ 463 assert(flag != NULL, "No such flag named " #name); \ 464 assert(flag->is_##type(), "Flag " #name " is not of type " #type); \ 465 } 466 #else 467 #define CHECK_FLAG(type, name) 468 #endif 469 470 #define ADD_FLAG(type, name, convert) { \ 471 CHECK_FLAG(type, name) \ 472 instanceHandle vmFlagObj = InstanceKlass::cast(VMFlag::klass())->allocate_instance_handle(CHECK_NULL); \ 473 CSTRING_TO_JSTRING(fname, #name); \ 474 CSTRING_TO_JSTRING(ftype, #type); \ 475 VMFlag::set_name(vmFlagObj, fname()); \ 476 VMFlag::set_type(vmFlagObj, ftype()); \ 477 convert(value, name); \ 478 VMFlag::set_value(vmFlagObj, value); \ 479 vmFlags->obj_at_put(i++, vmFlagObj()); \ 480 } 481 #define ADD_BOOL_FLAG(name) ADD_FLAG(bool, name, BOXED_BOOLEAN) 482 #define ADD_INTX_FLAG(name) ADD_FLAG(intx, name, BOXED_LONG) 483 #define ADD_UINTX_FLAG(name) ADD_FLAG(uintx, name, BOXED_LONG) 484 485 len = 0 + PREDEFINED_CONFIG_FLAGS(COUNT_FLAG, COUNT_FLAG, COUNT_FLAG); 486 objArrayHandle vmFlags = oopFactory::new_objArray_handle(VMFlag::klass(), len, CHECK_NULL); 487 int i = 0; 488 PREDEFINED_CONFIG_FLAGS(ADD_BOOL_FLAG, ADD_INTX_FLAG, ADD_UINTX_FLAG) 489 490 objArrayHandle vmIntrinsics = CompilerToVM::initialize_intrinsics(CHECK_NULL); 491 492 objArrayOop data = oopFactory::new_objArray(SystemDictionary::Object_klass(), 5, CHECK_NULL); 493 data->obj_at_put(0, vmFields()); 494 data->obj_at_put(1, vmConstants()); 495 data->obj_at_put(2, vmAddresses()); 496 data->obj_at_put(3, vmFlags()); 497 data->obj_at_put(4, vmIntrinsics()); 498 499 return (jobjectArray) JNIHandles::make_local(THREAD, data); 500 #undef COUNT_FLAG 501 #undef ADD_FLAG 502 #undef ADD_BOOL_FLAG 503 #undef ADD_INTX_FLAG 504 #undef ADD_UINTX_FLAG 505 #undef CHECK_FLAG 506 C2V_END 507 508 C2V_VMENTRY(jobject, getFlagValue, (JNIEnv *, jobject c2vm, jobject name_handle)) 509 #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); 510 #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); 511 Handle name(THREAD, JNIHandles::resolve(name_handle)); 512 if (name.is_null()) { 513 THROW_0(vmSymbols::java_lang_NullPointerException()); 514 } 515 ResourceMark rm; 516 const char* cstring = java_lang_String::as_utf8_string(name()); 517 Flag* flag = Flag::find_flag(cstring, strlen(cstring), /* allow_locked */ true, /* return_flag */ true); 518 if (flag == NULL) { 519 return c2vm; 520 } 521 if (flag->is_bool()) { 522 jvalue prim; 523 prim.z = flag->get_bool(); 524 oop box = java_lang_boxing_object::create(T_BOOLEAN, &prim, CHECK_NULL); 525 return JNIHandles::make_local(THREAD, box); 526 } else if (flag->is_ccstr()) { 527 Handle value = java_lang_String::create_from_str(flag->get_ccstr(), CHECK_NULL); 528 return JNIHandles::make_local(THREAD, value()); 529 } else if (flag->is_intx()) { 530 RETURN_BOXED_LONG(flag->get_intx()); 531 } else if (flag->is_int()) { 532 RETURN_BOXED_LONG(flag->get_int()); 533 } else if (flag->is_uint()) { 534 RETURN_BOXED_LONG(flag->get_uint()); 535 } else if (flag->is_uint64_t()) { 536 RETURN_BOXED_LONG(flag->get_uint64_t()); 537 } else if (flag->is_size_t()) { 538 RETURN_BOXED_LONG(flag->get_size_t()); 539 } else if (flag->is_uintx()) { 540 RETURN_BOXED_LONG(flag->get_uintx()); 541 } else if (flag->is_double()) { 542 RETURN_BOXED_DOUBLE(flag->get_double()); 543 } else { 544 JVMCI_ERROR_NULL("VM flag %s has unsupported type %s", flag->_name, flag->_type); 545 } 546 C2V_END 547 548 #undef BOXED_LONG 549 #undef BOXED_DOUBLE 550 #undef CSTRING_TO_JSTRING 551 552 C2V_VMENTRY(jbyteArray, getBytecode, (JNIEnv *, jobject, jobject jvmci_method)) 553 methodHandle method = CompilerToVM::asMethod(jvmci_method); 554 ResourceMark rm; 555 556 int code_size = method->code_size(); 557 typeArrayOop reconstituted_code = oopFactory::new_byteArray(code_size, CHECK_NULL); 558 559 guarantee(method->method_holder()->is_rewritten(), "Method's holder should be rewritten"); 560 // iterate over all bytecodes and replace non-Java bytecodes 561 562 for (BytecodeStream s(method); s.next() != Bytecodes::_illegal; ) { 563 Bytecodes::Code code = s.code(); 564 Bytecodes::Code raw_code = s.raw_code(); 565 int bci = s.bci(); 566 int len = s.instruction_size(); 567 568 // Restore original byte code. 569 reconstituted_code->byte_at_put(bci, (jbyte) (s.is_wide()? Bytecodes::_wide : code)); 570 if (len > 1) { 571 memcpy(reconstituted_code->byte_at_addr(bci + 1), s.bcp()+1, len-1); 572 } 573 574 if (len > 1) { 575 // Restore the big-endian constant pool indexes. 576 // Cf. Rewriter::scan_method 577 switch (code) { 578 case Bytecodes::_getstatic: 579 case Bytecodes::_putstatic: 580 case Bytecodes::_getfield: 581 case Bytecodes::_putfield: 582 case Bytecodes::_invokevirtual: 583 case Bytecodes::_invokespecial: 584 case Bytecodes::_invokestatic: 585 case Bytecodes::_invokeinterface: 586 case Bytecodes::_invokehandle: { 587 int cp_index = Bytes::get_native_u2((address) reconstituted_code->byte_at_addr(bci + 1)); 588 Bytes::put_Java_u2((address) reconstituted_code->byte_at_addr(bci + 1), (u2) cp_index); 589 break; 590 } 591 592 case Bytecodes::_invokedynamic: { 593 int cp_index = Bytes::get_native_u4((address) reconstituted_code->byte_at_addr(bci + 1)); 594 Bytes::put_Java_u4((address) reconstituted_code->byte_at_addr(bci + 1), (u4) cp_index); 595 break; 596 } 597 598 default: 599 break; 600 } 601 602 // Not all ldc byte code are rewritten. 603 switch (raw_code) { 604 case Bytecodes::_fast_aldc: { 605 int cpc_index = reconstituted_code->byte_at(bci + 1) & 0xff; 606 int cp_index = method->constants()->object_to_cp_index(cpc_index); 607 assert(cp_index < method->constants()->length(), "sanity check"); 608 reconstituted_code->byte_at_put(bci + 1, (jbyte) cp_index); 609 break; 610 } 611 612 case Bytecodes::_fast_aldc_w: { 613 int cpc_index = Bytes::get_native_u2((address) reconstituted_code->byte_at_addr(bci + 1)); 614 int cp_index = method->constants()->object_to_cp_index(cpc_index); 615 assert(cp_index < method->constants()->length(), "sanity check"); 616 Bytes::put_Java_u2((address) reconstituted_code->byte_at_addr(bci + 1), (u2) cp_index); 617 break; 618 } 619 620 default: 621 break; 622 } 623 } 624 } 625 626 return (jbyteArray) JNIHandles::make_local(THREAD, reconstituted_code); 627 C2V_END 628 629 C2V_VMENTRY(jint, getExceptionTableLength, (JNIEnv *, jobject, jobject jvmci_method)) 630 ResourceMark rm; 631 methodHandle method = CompilerToVM::asMethod(jvmci_method); 632 return method->exception_table_length(); 633 C2V_END 634 635 C2V_VMENTRY(jlong, getExceptionTableStart, (JNIEnv *, jobject, jobject jvmci_method)) 636 ResourceMark rm; 637 methodHandle method = CompilerToVM::asMethod(jvmci_method); 638 if (method->exception_table_length() == 0) { 639 return 0L; 640 } 641 return (jlong) (address) method->exception_table_start(); 642 C2V_END 643 644 C2V_VMENTRY(jobject, asResolvedJavaMethod, (JNIEnv *, jobject, jobject executable_handle)) 645 oop executable = JNIHandles::resolve(executable_handle); 646 oop mirror = NULL; 647 int slot = 0; 648 649 if (executable->klass() == SystemDictionary::reflect_Constructor_klass()) { 650 mirror = java_lang_reflect_Constructor::clazz(executable); 651 slot = java_lang_reflect_Constructor::slot(executable); 652 } else { 653 assert(executable->klass() == SystemDictionary::reflect_Method_klass(), "wrong type"); 654 mirror = java_lang_reflect_Method::clazz(executable); 655 slot = java_lang_reflect_Method::slot(executable); 656 } 657 Klass* holder = java_lang_Class::as_Klass(mirror); 658 methodHandle method = InstanceKlass::cast(holder)->method_with_idnum(slot); 659 oop result = CompilerToVM::get_jvmci_method(method, CHECK_NULL); 660 return JNIHandles::make_local(THREAD, result); 661 } 662 663 C2V_VMENTRY(jobject, getResolvedJavaMethod, (JNIEnv *, jobject, jobject base, jlong offset)) 664 methodHandle method; 665 oop base_object = JNIHandles::resolve(base); 666 if (base_object == NULL) { 667 method = *((Method**)(offset)); 668 } else if (base_object->is_a(SystemDictionary::ResolvedMethodName_klass())) { 669 method = (Method*) (intptr_t) base_object->long_field(offset); 670 } else if (base_object->is_a(SystemDictionary::HotSpotResolvedJavaMethodImpl_klass())) { 671 method = *((Method**)(HotSpotResolvedJavaMethodImpl::metaspaceMethod(base_object) + offset)); 672 } else { 673 THROW_MSG_0(vmSymbols::java_lang_IllegalArgumentException(), 674 err_msg("Unexpected type: %s", base_object->klass()->external_name())); 675 } 676 assert (method.is_null() || method->is_method(), "invalid read"); 677 oop result = CompilerToVM::get_jvmci_method(method, CHECK_NULL); 678 return JNIHandles::make_local(THREAD, result); 679 } 680 681 C2V_VMENTRY(jobject, getConstantPool, (JNIEnv *, jobject, jobject object_handle)) 682 constantPoolHandle cp; 683 oop object = JNIHandles::resolve(object_handle); 684 if (object == NULL) { 685 THROW_0(vmSymbols::java_lang_NullPointerException()); 686 } 687 if (object->is_a(SystemDictionary::HotSpotResolvedJavaMethodImpl_klass())) { 688 cp = CompilerToVM::asMethod(object)->constMethod()->constants(); 689 } else if (object->is_a(SystemDictionary::HotSpotResolvedObjectTypeImpl_klass())) { 690 cp = InstanceKlass::cast(CompilerToVM::asKlass(object))->constants(); 691 } else { 692 THROW_MSG_0(vmSymbols::java_lang_IllegalArgumentException(), 693 err_msg("Unexpected type: %s", object->klass()->external_name())); 694 } 695 assert(!cp.is_null(), "npe"); 696 JavaValue method_result(T_OBJECT); 697 JavaCallArguments args; 698 args.push_long((jlong) (address) cp()); 699 JavaCalls::call_static(&method_result, SystemDictionary::HotSpotConstantPool_klass(), vmSymbols::fromMetaspace_name(), vmSymbols::constantPool_fromMetaspace_signature(), &args, CHECK_NULL); 700 return JNIHandles::make_local(THREAD, (oop)method_result.get_jobject()); 701 } 702 703 C2V_VMENTRY(jobject, getResolvedJavaType, (JNIEnv *, jobject, jobject base, jlong offset, jboolean compressed)) 704 Klass* klass = NULL; 705 oop base_object = JNIHandles::resolve(base); 706 jlong base_address = 0; 707 if (base_object != NULL && offset == oopDesc::klass_offset_in_bytes()) { 708 klass = base_object->klass(); 709 } else if (!compressed) { 710 if (base_object != NULL) { 711 if (base_object->is_a(SystemDictionary::HotSpotResolvedJavaMethodImpl_klass())) { 712 base_address = HotSpotResolvedJavaMethodImpl::metaspaceMethod(base_object); 713 } else if (base_object->is_a(SystemDictionary::HotSpotConstantPool_klass())) { 714 base_address = HotSpotConstantPool::metaspaceConstantPool(base_object); 715 } else if (base_object->is_a(SystemDictionary::HotSpotResolvedObjectTypeImpl_klass())) { 716 base_address = (jlong) CompilerToVM::asKlass(base_object); 717 } else if (base_object->is_a(SystemDictionary::Class_klass())) { 718 base_address = (jlong) (address) base_object; 719 } else { 720 THROW_MSG_0(vmSymbols::java_lang_IllegalArgumentException(), 721 err_msg("Unexpected arguments: %s " JLONG_FORMAT " %s", base_object->klass()->external_name(), offset, compressed ? "true" : "false")); 722 } 723 } 724 klass = *((Klass**) (intptr_t) (base_address + offset)); 725 } else { 726 THROW_MSG_0(vmSymbols::java_lang_IllegalArgumentException(), 727 err_msg("Unexpected arguments: %s " JLONG_FORMAT " %s", base_object->klass()->external_name(), offset, compressed ? "true" : "false")); 728 } 729 assert (klass == NULL || klass->is_klass(), "invalid read"); 730 oop result = CompilerToVM::get_jvmci_type(klass, CHECK_NULL); 731 return JNIHandles::make_local(THREAD, result); 732 } 733 734 C2V_VMENTRY(jobject, findUniqueConcreteMethod, (JNIEnv *, jobject, jobject jvmci_type, jobject jvmci_method)) 735 ResourceMark rm; 736 methodHandle method = CompilerToVM::asMethod(jvmci_method); 737 Klass* holder = CompilerToVM::asKlass(jvmci_type); 738 if (holder->is_interface()) { 739 THROW_MSG_0(vmSymbols::java_lang_InternalError(), err_msg("Interface %s should be handled in Java code", holder->external_name())); 740 } 741 742 methodHandle ucm; 743 { 744 MutexLocker locker(Compile_lock); 745 ucm = Dependencies::find_unique_concrete_method(holder, method()); 746 } 747 oop result = CompilerToVM::get_jvmci_method(ucm, CHECK_NULL); 748 return JNIHandles::make_local(THREAD, result); 749 C2V_END 750 751 C2V_VMENTRY(jobject, getImplementor, (JNIEnv *, jobject, jobject jvmci_type)) 752 InstanceKlass* klass = (InstanceKlass*) CompilerToVM::asKlass(jvmci_type); 753 oop implementor = CompilerToVM::get_jvmci_type(klass->implementor(), CHECK_NULL); 754 return JNIHandles::make_local(THREAD, implementor); 755 C2V_END 756 757 C2V_VMENTRY(jboolean, methodIsIgnoredBySecurityStackWalk,(JNIEnv *, jobject, jobject jvmci_method)) 758 methodHandle method = CompilerToVM::asMethod(jvmci_method); 759 return method->is_ignored_by_security_stack_walk(); 760 C2V_END 761 762 C2V_VMENTRY(jboolean, isCompilable,(JNIEnv *, jobject, jobject jvmci_method)) 763 methodHandle method = CompilerToVM::asMethod(jvmci_method); 764 return !method->is_not_compilable(CompLevel_full_optimization); 765 C2V_END 766 767 C2V_VMENTRY(jboolean, hasNeverInlineDirective,(JNIEnv *, jobject, jobject jvmci_method)) 768 methodHandle method = CompilerToVM::asMethod(jvmci_method); 769 return !Inline || CompilerOracle::should_not_inline(method) || method->dont_inline(); 770 C2V_END 771 772 C2V_VMENTRY(jboolean, shouldInlineMethod,(JNIEnv *, jobject, jobject jvmci_method)) 773 methodHandle method = CompilerToVM::asMethod(jvmci_method); 774 return CompilerOracle::should_inline(method) || method->force_inline(); 775 C2V_END 776 777 C2V_VMENTRY(jobject, lookupType, (JNIEnv*, jobject, jstring jname, jclass accessing_class, jboolean resolve)) 778 ResourceMark rm; 779 Handle name(THREAD, JNIHandles::resolve(jname)); 780 Symbol* class_name = java_lang_String::as_symbol(name(), CHECK_0); 781 if (java_lang_String::length(name()) <= 1) { 782 THROW_MSG_0(vmSymbols::java_lang_InternalError(), err_msg("Primitive type %s should be handled in Java code", class_name->as_C_string())); 783 } 784 785 Klass* resolved_klass = NULL; 786 if (JNIHandles::resolve(accessing_class) == NULL) { 787 THROW_0(vmSymbols::java_lang_NullPointerException()); 788 } 789 Klass* accessing_klass = java_lang_Class::as_Klass(JNIHandles::resolve(accessing_class)); 790 Handle class_loader(THREAD, accessing_klass->class_loader()); 791 Handle protection_domain(THREAD, accessing_klass->protection_domain()); 792 793 if (resolve) { 794 resolved_klass = SystemDictionary::resolve_or_null(class_name, class_loader, protection_domain, CHECK_0); 795 } else { 796 if (class_name->byte_at(0) == 'L' && 797 class_name->byte_at(class_name->utf8_length()-1) == ';') { 798 // This is a name from a signature. Strip off the trimmings. 799 // Call recursive to keep scope of strippedsym. 800 TempNewSymbol strippedsym = SymbolTable::new_symbol(class_name->as_utf8()+1, 801 class_name->utf8_length()-2, 802 CHECK_0); 803 resolved_klass = SystemDictionary::find(strippedsym, class_loader, protection_domain, CHECK_0); 804 } else if (FieldType::is_array(class_name)) { 805 FieldArrayInfo fd; 806 // dimension and object_key in FieldArrayInfo are assigned as a side-effect 807 // of this call 808 BasicType t = FieldType::get_array_info(class_name, fd, CHECK_0); 809 if (t == T_OBJECT) { 810 TempNewSymbol strippedsym = SymbolTable::new_symbol(class_name->as_utf8()+1+fd.dimension(), 811 class_name->utf8_length()-2-fd.dimension(), 812 CHECK_0); 813 // naked oop "k" is OK here -- we assign back into it 814 resolved_klass = SystemDictionary::find(strippedsym, 815 class_loader, 816 protection_domain, 817 CHECK_0); 818 if (resolved_klass != NULL) { 819 resolved_klass = resolved_klass->array_klass(fd.dimension(), CHECK_0); 820 } 821 } else { 822 resolved_klass = Universe::typeArrayKlassObj(t); 823 resolved_klass = TypeArrayKlass::cast(resolved_klass)->array_klass(fd.dimension(), CHECK_0); 824 } 825 } 826 } 827 oop result = CompilerToVM::get_jvmci_type(resolved_klass, CHECK_NULL); 828 return JNIHandles::make_local(THREAD, result); 829 C2V_END 830 831 C2V_VMENTRY(jobject, resolveConstantInPool, (JNIEnv*, jobject, jobject jvmci_constant_pool, jint index)) 832 constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool); 833 oop result = cp->resolve_constant_at(index, CHECK_NULL); 834 return JNIHandles::make_local(THREAD, result); 835 C2V_END 836 837 C2V_VMENTRY(jobject, resolvePossiblyCachedConstantInPool, (JNIEnv*, jobject, jobject jvmci_constant_pool, jint index)) 838 constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool); 839 oop result = cp->resolve_possibly_cached_constant_at(index, CHECK_NULL); 840 return JNIHandles::make_local(THREAD, result); 841 C2V_END 842 843 C2V_VMENTRY(jint, lookupNameAndTypeRefIndexInPool, (JNIEnv*, jobject, jobject jvmci_constant_pool, jint index)) 844 constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool); 845 return cp->name_and_type_ref_index_at(index); 846 C2V_END 847 848 C2V_VMENTRY(jobject, lookupNameInPool, (JNIEnv*, jobject, jobject jvmci_constant_pool, jint which)) 849 constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool); 850 Handle sym = java_lang_String::create_from_symbol(cp->name_ref_at(which), CHECK_NULL); 851 return JNIHandles::make_local(THREAD, sym()); 852 C2V_END 853 854 C2V_VMENTRY(jobject, lookupSignatureInPool, (JNIEnv*, jobject, jobject jvmci_constant_pool, jint which)) 855 constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool); 856 Handle sym = java_lang_String::create_from_symbol(cp->signature_ref_at(which), CHECK_NULL); 857 return JNIHandles::make_local(THREAD, sym()); 858 C2V_END 859 860 C2V_VMENTRY(jint, lookupKlassRefIndexInPool, (JNIEnv*, jobject, jobject jvmci_constant_pool, jint index)) 861 constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool); 862 return cp->klass_ref_index_at(index); 863 C2V_END 864 865 C2V_VMENTRY(jobject, resolveTypeInPool, (JNIEnv*, jobject, jobject jvmci_constant_pool, jint index)) 866 constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool); 867 Klass* resolved_klass = cp->klass_at(index, CHECK_NULL); 868 oop klass = CompilerToVM::get_jvmci_type(resolved_klass, CHECK_NULL); 869 return JNIHandles::make_local(THREAD, klass); 870 C2V_END 871 872 C2V_VMENTRY(jobject, lookupKlassInPool, (JNIEnv*, jobject, jobject jvmci_constant_pool, jint index, jbyte opcode)) 873 constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool); 874 Klass* loading_klass = cp->pool_holder(); 875 bool is_accessible = false; 876 Klass* klass = JVMCIEnv::get_klass_by_index(cp, index, is_accessible, loading_klass); 877 Symbol* symbol = NULL; 878 if (klass == NULL) { 879 symbol = cp->klass_name_at(index); 880 } 881 oop result_oop; 882 if (klass != NULL) { 883 result_oop = CompilerToVM::get_jvmci_type(klass, CHECK_NULL); 884 } else { 885 Handle result = java_lang_String::create_from_symbol(symbol, CHECK_NULL); 886 result_oop = result(); 887 } 888 return JNIHandles::make_local(THREAD, result_oop); 889 C2V_END 890 891 C2V_VMENTRY(jobject, lookupAppendixInPool, (JNIEnv*, jobject, jobject jvmci_constant_pool, jint index)) 892 constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool); 893 oop appendix_oop = ConstantPool::appendix_at_if_loaded(cp, index); 894 return JNIHandles::make_local(THREAD, appendix_oop); 895 C2V_END 896 897 C2V_VMENTRY(jobject, lookupMethodInPool, (JNIEnv*, jobject, jobject jvmci_constant_pool, jint index, jbyte opcode)) 898 constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool); 899 InstanceKlass* pool_holder = cp->pool_holder(); 900 Bytecodes::Code bc = (Bytecodes::Code) (((int) opcode) & 0xFF); 901 methodHandle method = JVMCIEnv::get_method_by_index(cp, index, bc, pool_holder); 902 oop result = CompilerToVM::get_jvmci_method(method, CHECK_NULL); 903 return JNIHandles::make_local(THREAD, result); 904 C2V_END 905 906 C2V_VMENTRY(jint, constantPoolRemapInstructionOperandFromCache, (JNIEnv*, jobject, jobject jvmci_constant_pool, jint index)) 907 constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool); 908 return cp->remap_instruction_operand_from_cache(index); 909 C2V_END 910 911 C2V_VMENTRY(jobject, resolveFieldInPool, (JNIEnv*, jobject, jobject jvmci_constant_pool, jint index, jobject jvmci_method, jbyte opcode, jintArray info_handle)) 912 ResourceMark rm; 913 constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool); 914 Bytecodes::Code code = (Bytecodes::Code)(((int) opcode) & 0xFF); 915 fieldDescriptor fd; 916 LinkInfo link_info(cp, index, (jvmci_method != NULL) ? CompilerToVM::asMethod(jvmci_method) : NULL, CHECK_0); 917 LinkResolver::resolve_field(fd, link_info, Bytecodes::java_code(code), false, CHECK_0); 918 typeArrayOop info = (typeArrayOop) JNIHandles::resolve(info_handle); 919 if (info == NULL || info->length() != 3) { 920 JVMCI_ERROR_NULL("info must not be null and have a length of 3"); 921 } 922 info->int_at_put(0, fd.access_flags().as_int()); 923 info->int_at_put(1, fd.offset()); 924 info->int_at_put(2, fd.index()); 925 oop field_holder = CompilerToVM::get_jvmci_type(fd.field_holder(), CHECK_NULL); 926 return JNIHandles::make_local(THREAD, field_holder); 927 C2V_END 928 929 C2V_VMENTRY(jint, getVtableIndexForInterfaceMethod, (JNIEnv *, jobject, jobject jvmci_type, jobject jvmci_method)) 930 ResourceMark rm; 931 Klass* klass = CompilerToVM::asKlass(jvmci_type); 932 Method* method = CompilerToVM::asMethod(jvmci_method); 933 if (klass->is_interface()) { 934 THROW_MSG_0(vmSymbols::java_lang_InternalError(), err_msg("Interface %s should be handled in Java code", klass->external_name())); 935 } 936 if (!method->method_holder()->is_interface()) { 937 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())); 938 } 939 if (!InstanceKlass::cast(klass)->is_linked()) { 940 THROW_MSG_0(vmSymbols::java_lang_InternalError(), err_msg("Class %s must be linked", klass->external_name())); 941 } 942 return LinkResolver::vtable_index_of_interface_method(klass, method); 943 C2V_END 944 945 C2V_VMENTRY(jobject, resolveMethod, (JNIEnv *, jobject, jobject receiver_jvmci_type, jobject jvmci_method, jobject caller_jvmci_type)) 946 Klass* recv_klass = CompilerToVM::asKlass(receiver_jvmci_type); 947 Klass* caller_klass = CompilerToVM::asKlass(caller_jvmci_type); 948 methodHandle method = CompilerToVM::asMethod(jvmci_method); 949 950 Klass* resolved = method->method_holder(); 951 Symbol* h_name = method->name(); 952 Symbol* h_signature = method->signature(); 953 954 if (MethodHandles::is_signature_polymorphic_method(method())) { 955 // Signature polymorphic methods are already resolved, JVMCI just returns NULL in this case. 956 return NULL; 957 } 958 959 LinkInfo link_info(resolved, h_name, h_signature, caller_klass); 960 methodHandle m; 961 // Only do exact lookup if receiver klass has been linked. Otherwise, 962 // the vtable has not been setup, and the LinkResolver will fail. 963 if (recv_klass->is_array_klass() || 964 (InstanceKlass::cast(recv_klass)->is_linked() && !recv_klass->is_interface())) { 965 if (resolved->is_interface()) { 966 m = LinkResolver::resolve_interface_call_or_null(recv_klass, link_info); 967 } else { 968 m = LinkResolver::resolve_virtual_call_or_null(recv_klass, link_info); 969 } 970 } 971 972 if (m.is_null()) { 973 // Return NULL if there was a problem with lookup (uninitialized class, etc.) 974 return NULL; 975 } 976 977 oop result = CompilerToVM::get_jvmci_method(m, CHECK_NULL); 978 return JNIHandles::make_local(THREAD, result); 979 C2V_END 980 981 C2V_VMENTRY(jboolean, hasFinalizableSubclass,(JNIEnv *, jobject, jobject jvmci_type)) 982 Klass* klass = CompilerToVM::asKlass(jvmci_type); 983 assert(klass != NULL, "method must not be called for primitive types"); 984 return Dependencies::find_finalizable_subclass(klass) != NULL; 985 C2V_END 986 987 C2V_VMENTRY(jobject, getClassInitializer, (JNIEnv *, jobject, jobject jvmci_type)) 988 InstanceKlass* klass = (InstanceKlass*) CompilerToVM::asKlass(jvmci_type); 989 oop result = CompilerToVM::get_jvmci_method(klass->class_initializer(), CHECK_NULL); 990 return JNIHandles::make_local(THREAD, result); 991 C2V_END 992 993 C2V_VMENTRY(jlong, getMaxCallTargetOffset, (JNIEnv*, jobject, jlong addr)) 994 address target_addr = (address) addr; 995 if (target_addr != 0x0) { 996 int64_t off_low = (int64_t)target_addr - ((int64_t)CodeCache::low_bound() + sizeof(int)); 997 int64_t off_high = (int64_t)target_addr - ((int64_t)CodeCache::high_bound() + sizeof(int)); 998 return MAX2(ABS(off_low), ABS(off_high)); 999 } 1000 return -1; 1001 C2V_END 1002 1003 C2V_VMENTRY(void, setNotInlineableOrCompileable,(JNIEnv *, jobject, jobject jvmci_method)) 1004 methodHandle method = CompilerToVM::asMethod(jvmci_method); 1005 method->set_not_c1_compilable(); 1006 method->set_not_c2_compilable(); 1007 method->set_dont_inline(true); 1008 C2V_END 1009 1010 C2V_VMENTRY(jint, installCode, (JNIEnv *jniEnv, jobject, jobject target, jobject compiled_code, jobject installed_code, jobject speculation_log)) 1011 ResourceMark rm; 1012 HandleMark hm; 1013 JNIHandleMark jni_hm; 1014 1015 Handle target_handle(THREAD, JNIHandles::resolve(target)); 1016 Handle compiled_code_handle(THREAD, JNIHandles::resolve(compiled_code)); 1017 CodeBlob* cb = NULL; 1018 Handle installed_code_handle(THREAD, JNIHandles::resolve(installed_code)); 1019 Handle speculation_log_handle(THREAD, JNIHandles::resolve(speculation_log)); 1020 1021 JVMCICompiler* compiler = JVMCICompiler::instance(CHECK_JNI_ERR); 1022 1023 TraceTime install_time("installCode", JVMCICompiler::codeInstallTimer()); 1024 bool is_immutable_PIC = HotSpotCompiledCode::isImmutablePIC(compiled_code_handle) > 0; 1025 CodeInstaller installer(is_immutable_PIC); 1026 JVMCIEnv::CodeInstallResult result = installer.install(compiler, target_handle, compiled_code_handle, cb, installed_code_handle, speculation_log_handle, CHECK_0); 1027 1028 if (PrintCodeCacheOnCompilation) { 1029 stringStream s; 1030 // Dump code cache into a buffer before locking the tty, 1031 { 1032 MutexLockerEx mu(CodeCache_lock, Mutex::_no_safepoint_check_flag); 1033 CodeCache::print_summary(&s, false); 1034 } 1035 ttyLocker ttyl; 1036 tty->print_raw_cr(s.as_string()); 1037 } 1038 1039 if (result != JVMCIEnv::ok) { 1040 assert(cb == NULL, "should be"); 1041 } else { 1042 if (installed_code_handle.not_null()) { 1043 assert(installed_code_handle->is_a(InstalledCode::klass()), "wrong type"); 1044 nmethod::invalidate_installed_code(installed_code_handle, CHECK_0); 1045 { 1046 // Ensure that all updates to the InstalledCode fields are consistent. 1047 MutexLockerEx pl(Patching_lock, Mutex::_no_safepoint_check_flag); 1048 InstalledCode::set_address(installed_code_handle, (jlong) cb); 1049 InstalledCode::set_version(installed_code_handle, InstalledCode::version(installed_code_handle) + 1); 1050 if (cb->is_nmethod()) { 1051 InstalledCode::set_entryPoint(installed_code_handle, (jlong) cb->as_nmethod_or_null()->verified_entry_point()); 1052 } else { 1053 InstalledCode::set_entryPoint(installed_code_handle, (jlong) cb->code_begin()); 1054 } 1055 if (installed_code_handle->is_a(HotSpotInstalledCode::klass())) { 1056 HotSpotInstalledCode::set_size(installed_code_handle, cb->size()); 1057 HotSpotInstalledCode::set_codeStart(installed_code_handle, (jlong) cb->code_begin()); 1058 HotSpotInstalledCode::set_codeSize(installed_code_handle, cb->code_size()); 1059 } 1060 } 1061 nmethod* nm = cb->as_nmethod_or_null(); 1062 } 1063 } 1064 return result; 1065 C2V_END 1066 1067 C2V_VMENTRY(jint, getMetadata, (JNIEnv *jniEnv, jobject, jobject target, jobject compiled_code, jobject metadata)) 1068 ResourceMark rm; 1069 HandleMark hm; 1070 1071 Handle target_handle(THREAD, JNIHandles::resolve(target)); 1072 Handle compiled_code_handle(THREAD, JNIHandles::resolve(compiled_code)); 1073 Handle metadata_handle(THREAD, JNIHandles::resolve(metadata)); 1074 1075 CodeMetadata code_metadata; 1076 CodeBlob *cb = NULL; 1077 CodeInstaller installer(true /* immutable PIC compilation */); 1078 1079 JVMCIEnv::CodeInstallResult result = installer.gather_metadata(target_handle, compiled_code_handle, code_metadata, CHECK_0); 1080 if (result != JVMCIEnv::ok) { 1081 return result; 1082 } 1083 1084 if (code_metadata.get_nr_pc_desc() > 0) { 1085 typeArrayHandle pcArrayOop = oopFactory::new_byteArray_handle(sizeof(PcDesc) * code_metadata.get_nr_pc_desc(), CHECK_(JVMCIEnv::cache_full)); 1086 memcpy(pcArrayOop->byte_at_addr(0), code_metadata.get_pc_desc(), sizeof(PcDesc) * code_metadata.get_nr_pc_desc()); 1087 HotSpotMetaData::set_pcDescBytes(metadata_handle, pcArrayOop()); 1088 } 1089 1090 if (code_metadata.get_scopes_size() > 0) { 1091 typeArrayHandle scopesArrayOop = oopFactory::new_byteArray_handle(code_metadata.get_scopes_size(), CHECK_(JVMCIEnv::cache_full)); 1092 memcpy(scopesArrayOop->byte_at_addr(0), code_metadata.get_scopes_desc(), code_metadata.get_scopes_size()); 1093 HotSpotMetaData::set_scopesDescBytes(metadata_handle, scopesArrayOop()); 1094 } 1095 1096 RelocBuffer* reloc_buffer = code_metadata.get_reloc_buffer(); 1097 typeArrayHandle relocArrayOop = oopFactory::new_byteArray_handle((int) reloc_buffer->size(), CHECK_(JVMCIEnv::cache_full)); 1098 if (reloc_buffer->size() > 0) { 1099 memcpy(relocArrayOop->byte_at_addr(0), reloc_buffer->begin(), reloc_buffer->size()); 1100 } 1101 HotSpotMetaData::set_relocBytes(metadata_handle, relocArrayOop()); 1102 1103 const OopMapSet* oopMapSet = installer.oopMapSet(); 1104 { 1105 ResourceMark mark; 1106 ImmutableOopMapBuilder builder(oopMapSet); 1107 int oopmap_size = builder.heap_size(); 1108 typeArrayHandle oopMapArrayHandle = oopFactory::new_byteArray_handle(oopmap_size, CHECK_(JVMCIEnv::cache_full)); 1109 builder.generate_into((address) oopMapArrayHandle->byte_at_addr(0)); 1110 HotSpotMetaData::set_oopMaps(metadata_handle, oopMapArrayHandle()); 1111 } 1112 1113 AOTOopRecorder* recorder = code_metadata.get_oop_recorder(); 1114 1115 int nr_meta_refs = recorder->nr_meta_refs(); 1116 objArrayOop metadataArray = oopFactory::new_objectArray(nr_meta_refs, CHECK_(JVMCIEnv::cache_full)); 1117 objArrayHandle metadataArrayHandle(THREAD, metadataArray); 1118 for (int i = 0; i < nr_meta_refs; ++i) { 1119 jobject element = recorder->meta_element(i); 1120 if (element == NULL) { 1121 return JVMCIEnv::cache_full; 1122 } 1123 metadataArrayHandle->obj_at_put(i, JNIHandles::resolve(element)); 1124 } 1125 HotSpotMetaData::set_metadata(metadata_handle, metadataArrayHandle()); 1126 1127 ExceptionHandlerTable* handler = code_metadata.get_exception_table(); 1128 int table_size = handler->size_in_bytes(); 1129 typeArrayHandle exceptionArrayOop = oopFactory::new_byteArray_handle(table_size, CHECK_(JVMCIEnv::cache_full)); 1130 1131 if (table_size > 0) { 1132 handler->copy_bytes_to((address) exceptionArrayOop->byte_at_addr(0)); 1133 } 1134 HotSpotMetaData::set_exceptionBytes(metadata_handle, exceptionArrayOop()); 1135 1136 return result; 1137 C2V_END 1138 1139 C2V_VMENTRY(void, resetCompilationStatistics, (JNIEnv *jniEnv, jobject)) 1140 JVMCICompiler* compiler = JVMCICompiler::instance(CHECK); 1141 CompilerStatistics* stats = compiler->stats(); 1142 stats->_standard.reset(); 1143 stats->_osr.reset(); 1144 C2V_END 1145 1146 C2V_VMENTRY(jobject, disassembleCodeBlob, (JNIEnv *jniEnv, jobject, jobject installedCode)) 1147 ResourceMark rm; 1148 HandleMark hm; 1149 1150 if (installedCode == NULL) { 1151 THROW_MSG_NULL(vmSymbols::java_lang_NullPointerException(), "installedCode is null"); 1152 } 1153 1154 jlong codeBlob = InstalledCode::address(installedCode); 1155 if (codeBlob == 0L) { 1156 return NULL; 1157 } 1158 1159 CodeBlob* cb = (CodeBlob*) (address) codeBlob; 1160 if (cb == NULL) { 1161 return NULL; 1162 } 1163 1164 // We don't want the stringStream buffer to resize during disassembly as it 1165 // uses scoped resource memory. If a nested function called during disassembly uses 1166 // a ResourceMark and the buffer expands within the scope of the mark, 1167 // the buffer becomes garbage when that scope is exited. Experience shows that 1168 // the disassembled code is typically about 10x the code size so a fixed buffer 1169 // sized to 20x code size plus a fixed amount for header info should be sufficient. 1170 int bufferSize = cb->code_size() * 20 + 1024; 1171 char* buffer = NEW_RESOURCE_ARRAY(char, bufferSize); 1172 stringStream st(buffer, bufferSize); 1173 if (cb->is_nmethod()) { 1174 nmethod* nm = (nmethod*) cb; 1175 if (!nm->is_alive()) { 1176 return NULL; 1177 } 1178 } 1179 Disassembler::decode(cb, &st); 1180 if (st.size() <= 0) { 1181 return NULL; 1182 } 1183 1184 Handle result = java_lang_String::create_from_platform_dependent_str(st.as_string(), CHECK_NULL); 1185 return JNIHandles::make_local(THREAD, result()); 1186 C2V_END 1187 1188 C2V_VMENTRY(jobject, getStackTraceElement, (JNIEnv*, jobject, jobject jvmci_method, int bci)) 1189 ResourceMark rm; 1190 HandleMark hm; 1191 1192 methodHandle method = CompilerToVM::asMethod(jvmci_method); 1193 oop element = java_lang_StackTraceElement::create(method, bci, CHECK_NULL); 1194 return JNIHandles::make_local(THREAD, element); 1195 C2V_END 1196 1197 C2V_VMENTRY(jobject, executeInstalledCode, (JNIEnv*, jobject, jobject args, jobject hotspotInstalledCode)) 1198 ResourceMark rm; 1199 HandleMark hm; 1200 1201 jlong nmethodValue = InstalledCode::address(hotspotInstalledCode); 1202 if (nmethodValue == 0L) { 1203 THROW_NULL(vmSymbols::jdk_vm_ci_code_InvalidInstalledCodeException()); 1204 } 1205 nmethod* nm = (nmethod*) (address) nmethodValue; 1206 methodHandle mh = nm->method(); 1207 Symbol* signature = mh->signature(); 1208 JavaCallArguments jca(mh->size_of_parameters()); 1209 1210 JavaArgumentUnboxer jap(signature, &jca, (arrayOop) JNIHandles::resolve(args), mh->is_static()); 1211 JavaValue result(jap.get_ret_type()); 1212 jca.set_alternative_target(nm); 1213 JavaCalls::call(&result, mh, &jca, CHECK_NULL); 1214 1215 if (jap.get_ret_type() == T_VOID) { 1216 return NULL; 1217 } else if (jap.get_ret_type() == T_OBJECT || jap.get_ret_type() == T_ARRAY) { 1218 return JNIHandles::make_local(THREAD, (oop) result.get_jobject()); 1219 } else { 1220 jvalue *value = (jvalue *) result.get_value_addr(); 1221 // Narrow the value down if required (Important on big endian machines) 1222 switch (jap.get_ret_type()) { 1223 case T_BOOLEAN: 1224 value->z = (jboolean) value->i; 1225 break; 1226 case T_BYTE: 1227 value->b = (jbyte) value->i; 1228 break; 1229 case T_CHAR: 1230 value->c = (jchar) value->i; 1231 break; 1232 case T_SHORT: 1233 value->s = (jshort) value->i; 1234 break; 1235 default: 1236 break; 1237 } 1238 oop o = java_lang_boxing_object::create(jap.get_ret_type(), value, CHECK_NULL); 1239 return JNIHandles::make_local(THREAD, o); 1240 } 1241 C2V_END 1242 1243 C2V_VMENTRY(jlongArray, getLineNumberTable, (JNIEnv *, jobject, jobject jvmci_method)) 1244 Method* method = CompilerToVM::asMethod(jvmci_method); 1245 if (!method->has_linenumber_table()) { 1246 return NULL; 1247 } 1248 u2 num_entries = 0; 1249 CompressedLineNumberReadStream streamForSize(method->compressed_linenumber_table()); 1250 while (streamForSize.read_pair()) { 1251 num_entries++; 1252 } 1253 1254 CompressedLineNumberReadStream stream(method->compressed_linenumber_table()); 1255 typeArrayOop result = oopFactory::new_longArray(2 * num_entries, CHECK_NULL); 1256 1257 int i = 0; 1258 jlong value; 1259 while (stream.read_pair()) { 1260 value = ((long) stream.bci()); 1261 result->long_at_put(i, value); 1262 value = ((long) stream.line()); 1263 result->long_at_put(i + 1, value); 1264 i += 2; 1265 } 1266 1267 return (jlongArray) JNIHandles::make_local(THREAD, result); 1268 C2V_END 1269 1270 C2V_VMENTRY(jlong, getLocalVariableTableStart, (JNIEnv *, jobject, jobject jvmci_method)) 1271 ResourceMark rm; 1272 Method* method = CompilerToVM::asMethod(jvmci_method); 1273 if (!method->has_localvariable_table()) { 1274 return 0; 1275 } 1276 return (jlong) (address) method->localvariable_table_start(); 1277 C2V_END 1278 1279 C2V_VMENTRY(jint, getLocalVariableTableLength, (JNIEnv *, jobject, jobject jvmci_method)) 1280 ResourceMark rm; 1281 Method* method = CompilerToVM::asMethod(jvmci_method); 1282 return method->localvariable_table_length(); 1283 C2V_END 1284 1285 C2V_VMENTRY(void, reprofile, (JNIEnv*, jobject, jobject jvmci_method)) 1286 Method* method = CompilerToVM::asMethod(jvmci_method); 1287 MethodCounters* mcs = method->method_counters(); 1288 if (mcs != NULL) { 1289 mcs->clear_counters(); 1290 } 1291 NOT_PRODUCT(method->set_compiled_invocation_count(0)); 1292 1293 CompiledMethod* code = method->code(); 1294 if (code != NULL) { 1295 code->make_not_entrant(); 1296 } 1297 1298 MethodData* method_data = method->method_data(); 1299 if (method_data == NULL) { 1300 ClassLoaderData* loader_data = method->method_holder()->class_loader_data(); 1301 method_data = MethodData::allocate(loader_data, method, CHECK); 1302 method->set_method_data(method_data); 1303 } else { 1304 method_data->initialize(); 1305 } 1306 C2V_END 1307 1308 1309 C2V_VMENTRY(void, invalidateInstalledCode, (JNIEnv*, jobject, jobject installed_code)) 1310 Handle installed_code_handle(THREAD, JNIHandles::resolve(installed_code)); 1311 nmethod::invalidate_installed_code(installed_code_handle, CHECK); 1312 C2V_END 1313 1314 C2V_VMENTRY(jlongArray, collectCounters, (JNIEnv*, jobject)) 1315 typeArrayOop arrayOop = oopFactory::new_longArray(JVMCICounterSize, CHECK_NULL); 1316 JavaThread::collect_counters(arrayOop); 1317 return (jlongArray) JNIHandles::make_local(THREAD, arrayOop); 1318 C2V_END 1319 1320 C2V_VMENTRY(int, allocateCompileId, (JNIEnv*, jobject, jobject jvmci_method, int entry_bci)) 1321 HandleMark hm; 1322 ResourceMark rm; 1323 if (JNIHandles::resolve(jvmci_method) == NULL) { 1324 THROW_0(vmSymbols::java_lang_NullPointerException()); 1325 } 1326 Method* method = CompilerToVM::asMethod(jvmci_method); 1327 if (entry_bci >= method->code_size() || entry_bci < -1) { 1328 THROW_MSG_0(vmSymbols::java_lang_IllegalArgumentException(), err_msg("Unexpected bci %d", entry_bci)); 1329 } 1330 return CompileBroker::assign_compile_id_unlocked(THREAD, method, entry_bci); 1331 C2V_END 1332 1333 1334 C2V_VMENTRY(jboolean, isMature, (JNIEnv*, jobject, jlong metaspace_method_data)) 1335 MethodData* mdo = CompilerToVM::asMethodData(metaspace_method_data); 1336 return mdo != NULL && mdo->is_mature(); 1337 C2V_END 1338 1339 C2V_VMENTRY(jboolean, hasCompiledCodeForOSR, (JNIEnv*, jobject, jobject jvmci_method, int entry_bci, int comp_level)) 1340 Method* method = CompilerToVM::asMethod(jvmci_method); 1341 return method->lookup_osr_nmethod_for(entry_bci, comp_level, true) != NULL; 1342 C2V_END 1343 1344 C2V_VMENTRY(jobject, getSymbol, (JNIEnv*, jobject, jlong symbol)) 1345 Handle sym = java_lang_String::create_from_symbol((Symbol*)(address)symbol, CHECK_NULL); 1346 return JNIHandles::make_local(THREAD, sym()); 1347 C2V_END 1348 1349 bool matches(jobjectArray methods, Method* method) { 1350 objArrayOop methods_oop = (objArrayOop) JNIHandles::resolve(methods); 1351 1352 for (int i = 0; i < methods_oop->length(); i++) { 1353 oop resolved = methods_oop->obj_at(i); 1354 if (resolved->is_a(HotSpotResolvedJavaMethodImpl::klass()) && CompilerToVM::asMethod(resolved) == method) { 1355 return true; 1356 } 1357 } 1358 return false; 1359 } 1360 1361 C2V_VMENTRY(jobject, getNextStackFrame, (JNIEnv*, jobject compilerToVM, jobject hs_frame, jobjectArray methods, jint initialSkip)) 1362 ResourceMark rm; 1363 1364 if (!thread->has_last_Java_frame()) return NULL; 1365 Handle result = HotSpotStackFrameReference::klass()->allocate_instance_handle(CHECK_NULL); 1366 HotSpotStackFrameReference::klass()->initialize(CHECK_NULL); 1367 1368 StackFrameStream fst(thread); 1369 if (hs_frame != NULL) { 1370 // look for the correct stack frame if one is given 1371 intptr_t* stack_pointer = (intptr_t*) HotSpotStackFrameReference::stackPointer(hs_frame); 1372 while (fst.current()->sp() != stack_pointer && !fst.is_done()) { 1373 fst.next(); 1374 } 1375 if (fst.current()->sp() != stack_pointer) { 1376 THROW_MSG_NULL(vmSymbols::java_lang_IllegalStateException(), "stack frame not found") 1377 } 1378 } 1379 1380 int frame_number = 0; 1381 vframe* vf = vframe::new_vframe(fst.current(), fst.register_map(), thread); 1382 if (hs_frame != NULL) { 1383 // look for the correct vframe within the stack frame if one is given 1384 int last_frame_number = HotSpotStackFrameReference::frameNumber(hs_frame); 1385 while (frame_number < last_frame_number) { 1386 if (vf->is_top()) { 1387 THROW_MSG_NULL(vmSymbols::java_lang_IllegalStateException(), "invalid frame number") 1388 } 1389 vf = vf->sender(); 1390 frame_number ++; 1391 } 1392 // move one frame forward 1393 if (vf->is_top()) { 1394 if (fst.is_done()) { 1395 return NULL; 1396 } 1397 fst.next(); 1398 vf = vframe::new_vframe(fst.current(), fst.register_map(), thread); 1399 frame_number = 0; 1400 } else { 1401 vf = vf->sender(); 1402 frame_number++; 1403 } 1404 } 1405 1406 while (true) { 1407 // look for the given method 1408 while (true) { 1409 StackValueCollection* locals = NULL; 1410 if (vf->is_compiled_frame()) { 1411 // compiled method frame 1412 compiledVFrame* cvf = compiledVFrame::cast(vf); 1413 if (methods == NULL || matches(methods, cvf->method())) { 1414 if (initialSkip > 0) { 1415 initialSkip --; 1416 } else { 1417 ScopeDesc* scope = cvf->scope(); 1418 // native wrappers do not have a scope 1419 if (scope != NULL && scope->objects() != NULL) { 1420 bool realloc_failures = Deoptimization::realloc_objects(thread, fst.current(), scope->objects(), CHECK_NULL); 1421 Deoptimization::reassign_fields(fst.current(), fst.register_map(), scope->objects(), realloc_failures, false); 1422 1423 GrowableArray<ScopeValue*>* local_values = scope->locals(); 1424 typeArrayOop array_oop = oopFactory::new_boolArray(local_values->length(), CHECK_NULL); 1425 typeArrayHandle array(THREAD, array_oop); 1426 for (int i = 0; i < local_values->length(); i++) { 1427 ScopeValue* value = local_values->at(i); 1428 if (value->is_object()) { 1429 array->bool_at_put(i, true); 1430 } 1431 } 1432 HotSpotStackFrameReference::set_localIsVirtual(result, array()); 1433 } else { 1434 HotSpotStackFrameReference::set_localIsVirtual(result, NULL); 1435 } 1436 1437 locals = cvf->locals(); 1438 HotSpotStackFrameReference::set_bci(result, cvf->bci()); 1439 oop method = CompilerToVM::get_jvmci_method(cvf->method(), CHECK_NULL); 1440 HotSpotStackFrameReference::set_method(result, method); 1441 } 1442 } 1443 } else if (vf->is_interpreted_frame()) { 1444 // interpreted method frame 1445 interpretedVFrame* ivf = interpretedVFrame::cast(vf); 1446 if (methods == NULL || matches(methods, ivf->method())) { 1447 if (initialSkip > 0) { 1448 initialSkip --; 1449 } else { 1450 locals = ivf->locals(); 1451 HotSpotStackFrameReference::set_bci(result, ivf->bci()); 1452 oop method = CompilerToVM::get_jvmci_method(ivf->method(), CHECK_NULL); 1453 HotSpotStackFrameReference::set_method(result, method); 1454 HotSpotStackFrameReference::set_localIsVirtual(result, NULL); 1455 } 1456 } 1457 } 1458 1459 // locals != NULL means that we found a matching frame and result is already partially initialized 1460 if (locals != NULL) { 1461 HotSpotStackFrameReference::set_compilerToVM(result, JNIHandles::resolve(compilerToVM)); 1462 HotSpotStackFrameReference::set_stackPointer(result, (jlong) fst.current()->sp()); 1463 HotSpotStackFrameReference::set_frameNumber(result, frame_number); 1464 1465 // initialize the locals array 1466 objArrayOop array_oop = oopFactory::new_objectArray(locals->size(), CHECK_NULL); 1467 objArrayHandle array(THREAD, array_oop); 1468 for (int i = 0; i < locals->size(); i++) { 1469 StackValue* var = locals->at(i); 1470 if (var->type() == T_OBJECT) { 1471 array->obj_at_put(i, locals->at(i)->get_obj()()); 1472 } 1473 } 1474 HotSpotStackFrameReference::set_locals(result, array()); 1475 1476 return JNIHandles::make_local(thread, result()); 1477 } 1478 1479 if (vf->is_top()) { 1480 break; 1481 } 1482 frame_number++; 1483 vf = vf->sender(); 1484 } // end of vframe loop 1485 1486 if (fst.is_done()) { 1487 break; 1488 } 1489 fst.next(); 1490 vf = vframe::new_vframe(fst.current(), fst.register_map(), thread); 1491 frame_number = 0; 1492 } // end of frame loop 1493 1494 // the end was reached without finding a matching method 1495 return NULL; 1496 C2V_END 1497 1498 C2V_VMENTRY(void, resolveInvokeDynamicInPool, (JNIEnv*, jobject, jobject jvmci_constant_pool, jint index)) 1499 constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool); 1500 CallInfo callInfo; 1501 LinkResolver::resolve_invoke(callInfo, Handle(), cp, index, Bytecodes::_invokedynamic, CHECK); 1502 ConstantPoolCacheEntry* cp_cache_entry = cp->invokedynamic_cp_cache_entry_at(index); 1503 cp_cache_entry->set_dynamic_call(cp, callInfo); 1504 C2V_END 1505 1506 C2V_VMENTRY(void, resolveInvokeHandleInPool, (JNIEnv*, jobject, jobject jvmci_constant_pool, jint index)) 1507 constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool); 1508 Klass* holder = cp->klass_ref_at(index, CHECK); 1509 Symbol* name = cp->name_ref_at(index); 1510 if (MethodHandles::is_signature_polymorphic_name(holder, name)) { 1511 CallInfo callInfo; 1512 LinkResolver::resolve_invoke(callInfo, Handle(), cp, index, Bytecodes::_invokehandle, CHECK); 1513 ConstantPoolCacheEntry* cp_cache_entry = cp->cache()->entry_at(cp->decode_cpcache_index(index)); 1514 cp_cache_entry->set_method_handle(cp, callInfo); 1515 } 1516 C2V_END 1517 1518 C2V_VMENTRY(jint, isResolvedInvokeHandleInPool, (JNIEnv*, jobject, jobject jvmci_constant_pool, jint index)) 1519 constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool); 1520 ConstantPoolCacheEntry* cp_cache_entry = cp->cache()->entry_at(cp->decode_cpcache_index(index)); 1521 if (cp_cache_entry->is_resolved(Bytecodes::_invokehandle)) { 1522 // MethodHandle.invoke* --> LambdaForm? 1523 ResourceMark rm; 1524 1525 LinkInfo link_info(cp, index, CATCH); 1526 1527 Klass* resolved_klass = link_info.resolved_klass(); 1528 1529 Symbol* name_sym = cp->name_ref_at(index); 1530 1531 vmassert(MethodHandles::is_method_handle_invoke_name(resolved_klass, name_sym), "!"); 1532 vmassert(MethodHandles::is_signature_polymorphic_name(resolved_klass, name_sym), "!"); 1533 1534 methodHandle adapter_method(cp_cache_entry->f1_as_method()); 1535 1536 methodHandle resolved_method(adapter_method); 1537 1538 // Can we treat it as a regular invokevirtual? 1539 if (resolved_method->method_holder() == resolved_klass && resolved_method->name() == name_sym) { 1540 vmassert(!resolved_method->is_static(),"!"); 1541 vmassert(MethodHandles::is_signature_polymorphic_method(resolved_method()),"!"); 1542 vmassert(!MethodHandles::is_signature_polymorphic_static(resolved_method->intrinsic_id()), "!"); 1543 vmassert(cp_cache_entry->appendix_if_resolved(cp) == NULL, "!"); 1544 vmassert(cp_cache_entry->method_type_if_resolved(cp) == NULL, "!"); 1545 1546 methodHandle m(LinkResolver::linktime_resolve_virtual_method_or_null(link_info)); 1547 vmassert(m == resolved_method, "!!"); 1548 return -1; 1549 } 1550 1551 return Bytecodes::_invokevirtual; 1552 } 1553 if (cp_cache_entry->is_resolved(Bytecodes::_invokedynamic)) { 1554 return Bytecodes::_invokedynamic; 1555 } 1556 return -1; 1557 C2V_END 1558 1559 1560 C2V_VMENTRY(jobject, getSignaturePolymorphicHolders, (JNIEnv*, jobject)) 1561 objArrayHandle holders = oopFactory::new_objArray_handle(SystemDictionary::String_klass(), 2, CHECK_NULL); 1562 Handle mh = java_lang_String::create_from_str("Ljava/lang/invoke/MethodHandle;", CHECK_NULL); 1563 Handle vh = java_lang_String::create_from_str("Ljava/lang/invoke/VarHandle;", CHECK_NULL); 1564 holders->obj_at_put(0, mh()); 1565 holders->obj_at_put(1, vh()); 1566 return JNIHandles::make_local(THREAD, holders()); 1567 C2V_END 1568 1569 C2V_VMENTRY(jboolean, shouldDebugNonSafepoints, (JNIEnv*, jobject)) 1570 //see compute_recording_non_safepoints in debugInfroRec.cpp 1571 if (JvmtiExport::should_post_compiled_method_load() && FLAG_IS_DEFAULT(DebugNonSafepoints)) { 1572 return true; 1573 } 1574 return DebugNonSafepoints; 1575 C2V_END 1576 1577 // public native void materializeVirtualObjects(HotSpotStackFrameReference stackFrame, boolean invalidate); 1578 C2V_VMENTRY(void, materializeVirtualObjects, (JNIEnv*, jobject, jobject hs_frame, bool invalidate)) 1579 ResourceMark rm; 1580 1581 if (hs_frame == NULL) { 1582 THROW_MSG(vmSymbols::java_lang_NullPointerException(), "stack frame is null") 1583 } 1584 1585 HotSpotStackFrameReference::klass()->initialize(CHECK); 1586 1587 // look for the given stack frame 1588 StackFrameStream fst(thread); 1589 intptr_t* stack_pointer = (intptr_t*) HotSpotStackFrameReference::stackPointer(hs_frame); 1590 while (fst.current()->sp() != stack_pointer && !fst.is_done()) { 1591 fst.next(); 1592 } 1593 if (fst.current()->sp() != stack_pointer) { 1594 THROW_MSG(vmSymbols::java_lang_IllegalStateException(), "stack frame not found") 1595 } 1596 1597 if (invalidate) { 1598 if (!fst.current()->is_compiled_frame()) { 1599 THROW_MSG(vmSymbols::java_lang_IllegalStateException(), "compiled stack frame expected") 1600 } 1601 assert(fst.current()->cb()->is_nmethod(), "nmethod expected"); 1602 ((nmethod*) fst.current()->cb())->make_not_entrant(); 1603 } 1604 Deoptimization::deoptimize(thread, *fst.current(), fst.register_map(), Deoptimization::Reason_none); 1605 // look for the frame again as it has been updated by deopt (pc, deopt state...) 1606 StackFrameStream fstAfterDeopt(thread); 1607 while (fstAfterDeopt.current()->sp() != stack_pointer && !fstAfterDeopt.is_done()) { 1608 fstAfterDeopt.next(); 1609 } 1610 if (fstAfterDeopt.current()->sp() != stack_pointer) { 1611 THROW_MSG(vmSymbols::java_lang_IllegalStateException(), "stack frame not found after deopt") 1612 } 1613 1614 vframe* vf = vframe::new_vframe(fstAfterDeopt.current(), fstAfterDeopt.register_map(), thread); 1615 if (!vf->is_compiled_frame()) { 1616 THROW_MSG(vmSymbols::java_lang_IllegalStateException(), "compiled stack frame expected") 1617 } 1618 1619 GrowableArray<compiledVFrame*>* virtualFrames = new GrowableArray<compiledVFrame*>(10); 1620 while (true) { 1621 assert(vf->is_compiled_frame(), "Wrong frame type"); 1622 virtualFrames->push(compiledVFrame::cast(vf)); 1623 if (vf->is_top()) { 1624 break; 1625 } 1626 vf = vf->sender(); 1627 } 1628 1629 int last_frame_number = HotSpotStackFrameReference::frameNumber(hs_frame); 1630 if (last_frame_number >= virtualFrames->length()) { 1631 THROW_MSG(vmSymbols::java_lang_IllegalStateException(), "invalid frame number") 1632 } 1633 1634 // Reallocate the non-escaping objects and restore their fields. 1635 assert (virtualFrames->at(last_frame_number)->scope() != NULL,"invalid scope"); 1636 GrowableArray<ScopeValue*>* objects = virtualFrames->at(last_frame_number)->scope()->objects(); 1637 1638 if (objects == NULL) { 1639 // no objects to materialize 1640 return; 1641 } 1642 1643 bool realloc_failures = Deoptimization::realloc_objects(thread, fstAfterDeopt.current(), objects, CHECK); 1644 Deoptimization::reassign_fields(fstAfterDeopt.current(), fstAfterDeopt.register_map(), objects, realloc_failures, false); 1645 1646 for (int frame_index = 0; frame_index < virtualFrames->length(); frame_index++) { 1647 compiledVFrame* cvf = virtualFrames->at(frame_index); 1648 1649 GrowableArray<ScopeValue*>* scopeLocals = cvf->scope()->locals(); 1650 StackValueCollection* locals = cvf->locals(); 1651 1652 if (locals != NULL) { 1653 for (int i2 = 0; i2 < locals->size(); i2++) { 1654 StackValue* var = locals->at(i2); 1655 if (var->type() == T_OBJECT && scopeLocals->at(i2)->is_object()) { 1656 jvalue val; 1657 val.l = (jobject) locals->at(i2)->get_obj()(); 1658 cvf->update_local(T_OBJECT, i2, val); 1659 } 1660 } 1661 } 1662 } 1663 1664 // all locals are materialized by now 1665 HotSpotStackFrameReference::set_localIsVirtual(hs_frame, NULL); 1666 1667 // update the locals array 1668 objArrayHandle array(THREAD, HotSpotStackFrameReference::locals(hs_frame)); 1669 StackValueCollection* locals = virtualFrames->at(last_frame_number)->locals(); 1670 for (int i = 0; i < locals->size(); i++) { 1671 StackValue* var = locals->at(i); 1672 if (var->type() == T_OBJECT) { 1673 array->obj_at_put(i, locals->at(i)->get_obj()()); 1674 } 1675 } 1676 C2V_END 1677 1678 C2V_VMENTRY(void, writeDebugOutput, (JNIEnv*, jobject, jbyteArray bytes, jint offset, jint length)) 1679 if (bytes == NULL) { 1680 THROW(vmSymbols::java_lang_NullPointerException()); 1681 } 1682 typeArrayOop array = (typeArrayOop) JNIHandles::resolve(bytes); 1683 1684 // Check if offset and length are non negative. 1685 if (offset < 0 || length < 0) { 1686 THROW(vmSymbols::java_lang_ArrayIndexOutOfBoundsException()); 1687 } 1688 // Check if the range is valid. 1689 if ((((unsigned int) length + (unsigned int) offset) > (unsigned int) array->length())) { 1690 THROW(vmSymbols::java_lang_ArrayIndexOutOfBoundsException()); 1691 } 1692 while (length > 0) { 1693 jbyte* start = array->byte_at_addr(offset); 1694 tty->write((char*) start, MIN2(length, O_BUFLEN)); 1695 length -= O_BUFLEN; 1696 offset += O_BUFLEN; 1697 } 1698 C2V_END 1699 1700 C2V_VMENTRY(void, flushDebugOutput, (JNIEnv*, jobject)) 1701 tty->flush(); 1702 C2V_END 1703 1704 C2V_VMENTRY(int, methodDataProfileDataSize, (JNIEnv*, jobject, jlong metaspace_method_data, jint position)) 1705 ResourceMark rm; 1706 MethodData* mdo = CompilerToVM::asMethodData(metaspace_method_data); 1707 ProfileData* profile_data = mdo->data_at(position); 1708 if (mdo->is_valid(profile_data)) { 1709 return profile_data->size_in_bytes(); 1710 } 1711 DataLayout* data = mdo->extra_data_base(); 1712 DataLayout* end = mdo->extra_data_limit(); 1713 for (;; data = mdo->next_extra(data)) { 1714 assert(data < end, "moved past end of extra data"); 1715 profile_data = data->data_in(); 1716 if (mdo->dp_to_di(profile_data->dp()) == position) { 1717 return profile_data->size_in_bytes(); 1718 } 1719 } 1720 THROW_MSG_0(vmSymbols::java_lang_IllegalArgumentException(), err_msg("Invalid profile data position %d", position)); 1721 C2V_END 1722 1723 C2V_VMENTRY(jlong, getFingerprint, (JNIEnv*, jobject, jlong metaspace_klass)) 1724 Klass *k = CompilerToVM::asKlass(metaspace_klass); 1725 if (k->is_instance_klass()) { 1726 return InstanceKlass::cast(k)->get_stored_fingerprint(); 1727 } else { 1728 return 0; 1729 } 1730 C2V_END 1731 1732 C2V_VMENTRY(jobject, getHostClass, (JNIEnv*, jobject, jobject jvmci_type)) 1733 InstanceKlass* k = InstanceKlass::cast(CompilerToVM::asKlass(jvmci_type)); 1734 InstanceKlass* host = k->host_klass(); 1735 oop result = CompilerToVM::get_jvmci_type(host, CHECK_NULL); 1736 return JNIHandles::make_local(THREAD, result); 1737 C2V_END 1738 1739 C2V_VMENTRY(int, interpreterFrameSize, (JNIEnv*, jobject, jobject bytecode_frame_handle)) 1740 if (bytecode_frame_handle == NULL) { 1741 THROW_0(vmSymbols::java_lang_NullPointerException()); 1742 } 1743 1744 oop top_bytecode_frame = JNIHandles::resolve_non_null(bytecode_frame_handle); 1745 oop bytecode_frame = top_bytecode_frame; 1746 int size = 0; 1747 int callee_parameters = 0; 1748 int callee_locals = 0; 1749 Method* method = getMethodFromHotSpotMethod(BytecodePosition::method(bytecode_frame)); 1750 int extra_args = method->max_stack() - BytecodeFrame::numStack(bytecode_frame); 1751 1752 while (bytecode_frame != NULL) { 1753 int locks = BytecodeFrame::numLocks(bytecode_frame); 1754 int temps = BytecodeFrame::numStack(bytecode_frame); 1755 bool is_top_frame = (bytecode_frame == top_bytecode_frame); 1756 Method* method = getMethodFromHotSpotMethod(BytecodePosition::method(bytecode_frame)); 1757 1758 int frame_size = BytesPerWord * Interpreter::size_activation(method->max_stack(), 1759 temps + callee_parameters, 1760 extra_args, 1761 locks, 1762 callee_parameters, 1763 callee_locals, 1764 is_top_frame); 1765 size += frame_size; 1766 1767 callee_parameters = method->size_of_parameters(); 1768 callee_locals = method->max_locals(); 1769 extra_args = 0; 1770 bytecode_frame = BytecodePosition::caller(bytecode_frame); 1771 } 1772 return size + Deoptimization::last_frame_adjust(0, callee_locals) * BytesPerWord; 1773 C2V_END 1774 1775 C2V_VMENTRY(void, compileToBytecode, (JNIEnv*, jobject, jobject lambda_form_handle)) 1776 Handle lambda_form(THREAD, JNIHandles::resolve_non_null(lambda_form_handle)); 1777 if (lambda_form->is_a(SystemDictionary::LambdaForm_klass())) { 1778 TempNewSymbol compileToBytecode = SymbolTable::new_symbol("compileToBytecode", CHECK); 1779 JavaValue result(T_VOID); 1780 JavaCalls::call_special(&result, lambda_form, SystemDictionary::LambdaForm_klass(), compileToBytecode, vmSymbols::void_method_signature(), CHECK); 1781 } else { 1782 THROW_MSG(vmSymbols::java_lang_IllegalArgumentException(), 1783 err_msg("Unexpected type: %s", lambda_form->klass()->external_name())); 1784 } 1785 C2V_END 1786 1787 #define CC (char*) /*cast a literal from (const char*)*/ 1788 #define FN_PTR(f) CAST_FROM_FN_PTR(void*, &(c2v_ ## f)) 1789 1790 #define STRING "Ljava/lang/String;" 1791 #define OBJECT "Ljava/lang/Object;" 1792 #define CLASS "Ljava/lang/Class;" 1793 #define EXECUTABLE "Ljava/lang/reflect/Executable;" 1794 #define STACK_TRACE_ELEMENT "Ljava/lang/StackTraceElement;" 1795 #define INSTALLED_CODE "Ljdk/vm/ci/code/InstalledCode;" 1796 #define TARGET_DESCRIPTION "Ljdk/vm/ci/code/TargetDescription;" 1797 #define BYTECODE_FRAME "Ljdk/vm/ci/code/BytecodeFrame;" 1798 #define RESOLVED_METHOD "Ljdk/vm/ci/meta/ResolvedJavaMethod;" 1799 #define HS_RESOLVED_METHOD "Ljdk/vm/ci/hotspot/HotSpotResolvedJavaMethodImpl;" 1800 #define HS_RESOLVED_KLASS "Ljdk/vm/ci/hotspot/HotSpotResolvedObjectTypeImpl;" 1801 #define HS_CONSTANT_POOL "Ljdk/vm/ci/hotspot/HotSpotConstantPool;" 1802 #define HS_COMPILED_CODE "Ljdk/vm/ci/hotspot/HotSpotCompiledCode;" 1803 #define HS_CONFIG "Ljdk/vm/ci/hotspot/HotSpotVMConfig;" 1804 #define HS_METADATA "Ljdk/vm/ci/hotspot/HotSpotMetaData;" 1805 #define HS_STACK_FRAME_REF "Ljdk/vm/ci/hotspot/HotSpotStackFrameReference;" 1806 #define HS_SPECULATION_LOG "Ljdk/vm/ci/hotspot/HotSpotSpeculationLog;" 1807 #define METASPACE_METHOD_DATA "J" 1808 1809 JNINativeMethod CompilerToVM::methods[] = { 1810 {CC "getBytecode", CC "(" HS_RESOLVED_METHOD ")[B", FN_PTR(getBytecode)}, 1811 {CC "getExceptionTableStart", CC "(" HS_RESOLVED_METHOD ")J", FN_PTR(getExceptionTableStart)}, 1812 {CC "getExceptionTableLength", CC "(" HS_RESOLVED_METHOD ")I", FN_PTR(getExceptionTableLength)}, 1813 {CC "findUniqueConcreteMethod", CC "(" HS_RESOLVED_KLASS HS_RESOLVED_METHOD ")" HS_RESOLVED_METHOD, FN_PTR(findUniqueConcreteMethod)}, 1814 {CC "getImplementor", CC "(" HS_RESOLVED_KLASS ")" HS_RESOLVED_KLASS, FN_PTR(getImplementor)}, 1815 {CC "getStackTraceElement", CC "(" HS_RESOLVED_METHOD "I)" STACK_TRACE_ELEMENT, FN_PTR(getStackTraceElement)}, 1816 {CC "methodIsIgnoredBySecurityStackWalk", CC "(" HS_RESOLVED_METHOD ")Z", FN_PTR(methodIsIgnoredBySecurityStackWalk)}, 1817 {CC "setNotInlineableOrCompileable", CC "(" HS_RESOLVED_METHOD ")V", FN_PTR(setNotInlineableOrCompileable)}, 1818 {CC "isCompilable", CC "(" HS_RESOLVED_METHOD ")Z", FN_PTR(isCompilable)}, 1819 {CC "hasNeverInlineDirective", CC "(" HS_RESOLVED_METHOD ")Z", FN_PTR(hasNeverInlineDirective)}, 1820 {CC "shouldInlineMethod", CC "(" HS_RESOLVED_METHOD ")Z", FN_PTR(shouldInlineMethod)}, 1821 {CC "lookupType", CC "(" STRING CLASS "Z)" HS_RESOLVED_KLASS, FN_PTR(lookupType)}, 1822 {CC "lookupNameInPool", CC "(" HS_CONSTANT_POOL "I)" STRING, FN_PTR(lookupNameInPool)}, 1823 {CC "lookupNameAndTypeRefIndexInPool", CC "(" HS_CONSTANT_POOL "I)I", FN_PTR(lookupNameAndTypeRefIndexInPool)}, 1824 {CC "lookupSignatureInPool", CC "(" HS_CONSTANT_POOL "I)" STRING, FN_PTR(lookupSignatureInPool)}, 1825 {CC "lookupKlassRefIndexInPool", CC "(" HS_CONSTANT_POOL "I)I", FN_PTR(lookupKlassRefIndexInPool)}, 1826 {CC "lookupKlassInPool", CC "(" HS_CONSTANT_POOL "I)Ljava/lang/Object;", FN_PTR(lookupKlassInPool)}, 1827 {CC "lookupAppendixInPool", CC "(" HS_CONSTANT_POOL "I)" OBJECT, FN_PTR(lookupAppendixInPool)}, 1828 {CC "lookupMethodInPool", CC "(" HS_CONSTANT_POOL "IB)" HS_RESOLVED_METHOD, FN_PTR(lookupMethodInPool)}, 1829 {CC "constantPoolRemapInstructionOperandFromCache", CC "(" HS_CONSTANT_POOL "I)I", FN_PTR(constantPoolRemapInstructionOperandFromCache)}, 1830 {CC "resolveConstantInPool", CC "(" HS_CONSTANT_POOL "I)" OBJECT, FN_PTR(resolveConstantInPool)}, 1831 {CC "resolvePossiblyCachedConstantInPool", CC "(" HS_CONSTANT_POOL "I)" OBJECT, FN_PTR(resolvePossiblyCachedConstantInPool)}, 1832 {CC "resolveTypeInPool", CC "(" HS_CONSTANT_POOL "I)" HS_RESOLVED_KLASS, FN_PTR(resolveTypeInPool)}, 1833 {CC "resolveFieldInPool", CC "(" HS_CONSTANT_POOL "I" HS_RESOLVED_METHOD "B[I)" HS_RESOLVED_KLASS, FN_PTR(resolveFieldInPool)}, 1834 {CC "resolveInvokeDynamicInPool", CC "(" HS_CONSTANT_POOL "I)V", FN_PTR(resolveInvokeDynamicInPool)}, 1835 {CC "resolveInvokeHandleInPool", CC "(" HS_CONSTANT_POOL "I)V", FN_PTR(resolveInvokeHandleInPool)}, 1836 {CC "isResolvedInvokeHandleInPool", CC "(" HS_CONSTANT_POOL "I)I", FN_PTR(isResolvedInvokeHandleInPool)}, 1837 {CC "resolveMethod", CC "(" HS_RESOLVED_KLASS HS_RESOLVED_METHOD HS_RESOLVED_KLASS ")" HS_RESOLVED_METHOD, FN_PTR(resolveMethod)}, 1838 {CC "getSignaturePolymorphicHolders", CC "()[" STRING, FN_PTR(getSignaturePolymorphicHolders)}, 1839 {CC "getVtableIndexForInterfaceMethod", CC "(" HS_RESOLVED_KLASS HS_RESOLVED_METHOD ")I", FN_PTR(getVtableIndexForInterfaceMethod)}, 1840 {CC "getClassInitializer", CC "(" HS_RESOLVED_KLASS ")" HS_RESOLVED_METHOD, FN_PTR(getClassInitializer)}, 1841 {CC "hasFinalizableSubclass", CC "(" HS_RESOLVED_KLASS ")Z", FN_PTR(hasFinalizableSubclass)}, 1842 {CC "getMaxCallTargetOffset", CC "(J)J", FN_PTR(getMaxCallTargetOffset)}, 1843 {CC "asResolvedJavaMethod", CC "(" EXECUTABLE ")" HS_RESOLVED_METHOD, FN_PTR(asResolvedJavaMethod)}, 1844 {CC "getResolvedJavaMethod", CC "(Ljava/lang/Object;J)" HS_RESOLVED_METHOD, FN_PTR(getResolvedJavaMethod)}, 1845 {CC "getConstantPool", CC "(Ljava/lang/Object;)" HS_CONSTANT_POOL, FN_PTR(getConstantPool)}, 1846 {CC "getResolvedJavaType", CC "(Ljava/lang/Object;JZ)" HS_RESOLVED_KLASS, FN_PTR(getResolvedJavaType)}, 1847 {CC "readConfiguration", CC "()[" OBJECT, FN_PTR(readConfiguration)}, 1848 {CC "installCode", CC "(" TARGET_DESCRIPTION HS_COMPILED_CODE INSTALLED_CODE HS_SPECULATION_LOG ")I", FN_PTR(installCode)}, 1849 {CC "getMetadata", CC "(" TARGET_DESCRIPTION HS_COMPILED_CODE HS_METADATA ")I", FN_PTR(getMetadata)}, 1850 {CC "resetCompilationStatistics", CC "()V", FN_PTR(resetCompilationStatistics)}, 1851 {CC "disassembleCodeBlob", CC "(" INSTALLED_CODE ")" STRING, FN_PTR(disassembleCodeBlob)}, 1852 {CC "executeInstalledCode", CC "([" OBJECT INSTALLED_CODE ")" OBJECT, FN_PTR(executeInstalledCode)}, 1853 {CC "getLineNumberTable", CC "(" HS_RESOLVED_METHOD ")[J", FN_PTR(getLineNumberTable)}, 1854 {CC "getLocalVariableTableStart", CC "(" HS_RESOLVED_METHOD ")J", FN_PTR(getLocalVariableTableStart)}, 1855 {CC "getLocalVariableTableLength", CC "(" HS_RESOLVED_METHOD ")I", FN_PTR(getLocalVariableTableLength)}, 1856 {CC "reprofile", CC "(" HS_RESOLVED_METHOD ")V", FN_PTR(reprofile)}, 1857 {CC "invalidateInstalledCode", CC "(" INSTALLED_CODE ")V", FN_PTR(invalidateInstalledCode)}, 1858 {CC "collectCounters", CC "()[J", FN_PTR(collectCounters)}, 1859 {CC "allocateCompileId", CC "(" HS_RESOLVED_METHOD "I)I", FN_PTR(allocateCompileId)}, 1860 {CC "isMature", CC "(" METASPACE_METHOD_DATA ")Z", FN_PTR(isMature)}, 1861 {CC "hasCompiledCodeForOSR", CC "(" HS_RESOLVED_METHOD "II)Z", FN_PTR(hasCompiledCodeForOSR)}, 1862 {CC "getSymbol", CC "(J)" STRING, FN_PTR(getSymbol)}, 1863 {CC "getNextStackFrame", CC "(" HS_STACK_FRAME_REF "[" RESOLVED_METHOD "I)" HS_STACK_FRAME_REF, FN_PTR(getNextStackFrame)}, 1864 {CC "materializeVirtualObjects", CC "(" HS_STACK_FRAME_REF "Z)V", FN_PTR(materializeVirtualObjects)}, 1865 {CC "shouldDebugNonSafepoints", CC "()Z", FN_PTR(shouldDebugNonSafepoints)}, 1866 {CC "writeDebugOutput", CC "([BII)V", FN_PTR(writeDebugOutput)}, 1867 {CC "flushDebugOutput", CC "()V", FN_PTR(flushDebugOutput)}, 1868 {CC "methodDataProfileDataSize", CC "(JI)I", FN_PTR(methodDataProfileDataSize)}, 1869 {CC "getFingerprint", CC "(J)J", FN_PTR(getFingerprint)}, 1870 {CC "getHostClass", CC "(" HS_RESOLVED_KLASS ")" HS_RESOLVED_KLASS, FN_PTR(getHostClass)}, 1871 {CC "interpreterFrameSize", CC "(" BYTECODE_FRAME ")I", FN_PTR(interpreterFrameSize)}, 1872 {CC "compileToBytecode", CC "(" OBJECT ")V", FN_PTR(compileToBytecode)}, 1873 {CC "getFlagValue", CC "(" STRING ")" OBJECT, FN_PTR(getFlagValue)}, 1874 }; 1875 1876 int CompilerToVM::methods_count() { 1877 return sizeof(methods) / sizeof(JNINativeMethod); 1878 }