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 59void 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 72void 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 93oop 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 105oop 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 118int CompilerToVM::Data::Klass_vtable_start_offset; 119int CompilerToVM::Data::Klass_vtable_length_offset; 120 121int CompilerToVM::Data::Method_extra_stack_entries; 122 123address CompilerToVM::Data::SharedRuntime_ic_miss_stub; 124address CompilerToVM::Data::SharedRuntime_handle_wrong_method_stub; 125address CompilerToVM::Data::SharedRuntime_deopt_blob_unpack; 126address CompilerToVM::Data::SharedRuntime_deopt_blob_uncommon_trap; 127 128size_t CompilerToVM::Data::ThreadLocalAllocBuffer_alignment_reserve; 129 130CollectedHeap* CompilerToVM::Data::Universe_collectedHeap; 131int CompilerToVM::Data::Universe_base_vtable_size; 132address CompilerToVM::Data::Universe_narrow_oop_base; 133int CompilerToVM::Data::Universe_narrow_oop_shift; 134address CompilerToVM::Data::Universe_narrow_klass_base; 135int CompilerToVM::Data::Universe_narrow_klass_shift; 136void* CompilerToVM::Data::Universe_non_oop_bits; 137uintptr_t CompilerToVM::Data::Universe_verify_oop_mask; 138uintptr_t CompilerToVM::Data::Universe_verify_oop_bits; 139 140bool CompilerToVM::Data::_supports_inline_contig_alloc; 141HeapWord** CompilerToVM::Data::_heap_end_addr; 142HeapWord* volatile* CompilerToVM::Data::_heap_top_addr; 143int CompilerToVM::Data::_max_oop_map_stack_offset; 144 145jbyte* CompilerToVM::Data::cardtable_start_address; 146int CompilerToVM::Data::cardtable_shift; 147 148int CompilerToVM::Data::vm_page_size; 149 150int CompilerToVM::Data::sizeof_vtableEntry = sizeof(vtableEntry); 151int CompilerToVM::Data::sizeof_ExceptionTableElement = sizeof(ExceptionTableElement); 152int CompilerToVM::Data::sizeof_LocalVariableTableElement = sizeof(LocalVariableTableElement); 153int CompilerToVM::Data::sizeof_ConstantPool = sizeof(ConstantPool); 154int CompilerToVM::Data::sizeof_SymbolPointer = sizeof(Symbol*); 155int CompilerToVM::Data::sizeof_narrowKlass = sizeof(narrowKlass); 156int CompilerToVM::Data::sizeof_arrayOopDesc = sizeof(arrayOopDesc); 157int CompilerToVM::Data::sizeof_BasicLock = sizeof(BasicLock); 158 159address CompilerToVM::Data::dsin; 160address CompilerToVM::Data::dcos; 161address CompilerToVM::Data::dtan; 162address CompilerToVM::Data::dexp; 163address CompilerToVM::Data::dlog; 164address CompilerToVM::Data::dlog10; 165address CompilerToVM::Data::dpow; 166 167address CompilerToVM::Data::symbol_init; 168address CompilerToVM::Data::symbol_clinit; 169 170void 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 237objArrayHandle 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 367C2V_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, "size_t") == 0 || 416 // All foo* types are addresses. 417 vmField.typeString[strlen(vmField.typeString) - 1] == '*') { 418 BOXED_LONG(box, *((address*) vmField.address)); 419 VMField::set_value(vmFieldObj, box); 420 } else { 421 JVMCI_ERROR_NULL("VM field %s has unsupported type %s", name_buf, vmField.typeString); 422 } 423 } 424 vmFields->obj_at_put(i, vmFieldObj()); 425 } 426 427 int ints_len = JVMCIVMStructs::localHotSpotVMIntConstants_count(); 428 int longs_len = JVMCIVMStructs::localHotSpotVMLongConstants_count(); 429 len = ints_len + longs_len; 430 objArrayHandle vmConstants = oopFactory::new_objArray_handle(SystemDictionary::Object_klass(), len * 2, CHECK_NULL); 431 int insert = 0; 432 for (int i = 0; i < ints_len ; i++) { 433 VMIntConstantEntry c = JVMCIVMStructs::localHotSpotVMIntConstants[i]; 434 CSTRING_TO_JSTRING(name, c.name); 435 BOXED_LONG(value, c.value); 436 vmConstants->obj_at_put(insert++, name()); 437 vmConstants->obj_at_put(insert++, value); 438 } 439 for (int i = 0; i < longs_len ; i++) { 440 VMLongConstantEntry c = JVMCIVMStructs::localHotSpotVMLongConstants[i]; 441 CSTRING_TO_JSTRING(name, c.name); 442 BOXED_LONG(value, c.value); 443 vmConstants->obj_at_put(insert++, name()); 444 vmConstants->obj_at_put(insert++, value); 445 } 446 assert(insert == len * 2, "must be"); 447 448 len = JVMCIVMStructs::localHotSpotVMAddresses_count(); 449 objArrayHandle vmAddresses = oopFactory::new_objArray_handle(SystemDictionary::Object_klass(), len * 2, CHECK_NULL); 450 for (int i = 0; i < len ; i++) { 451 VMAddressEntry a = JVMCIVMStructs::localHotSpotVMAddresses[i]; 452 CSTRING_TO_JSTRING(name, a.name); 453 BOXED_LONG(value, a.value); 454 vmAddresses->obj_at_put(i * 2, name()); 455 vmAddresses->obj_at_put(i * 2 + 1, value); 456 } 457 458#define COUNT_FLAG(ignore) +1 459#ifdef ASSERT 460#define CHECK_FLAG(type, name) { \ 461 Flag* flag = Flag::find_flag(#name, strlen(#name), /*allow_locked*/ true, /* return_flag */ true); \ 462 assert(flag != NULL, "No such flag named " #name); \ 463 assert(flag->is_##type(), "Flag " #name " is not of type " #type); \ 464} 465#else 466#define CHECK_FLAG(type, name) 467#endif 468 469#define ADD_FLAG(type, name, convert) { \ 470 CHECK_FLAG(type, name) \ 471 instanceHandle vmFlagObj = InstanceKlass::cast(VMFlag::klass())->allocate_instance_handle(CHECK_NULL); \ 472 CSTRING_TO_JSTRING(fname, #name); \ 473 CSTRING_TO_JSTRING(ftype, #type); \ 474 VMFlag::set_name(vmFlagObj, fname()); \ 475 VMFlag::set_type(vmFlagObj, ftype()); \ 476 convert(value, name); \ 477 VMFlag::set_value(vmFlagObj, value); \ 478 vmFlags->obj_at_put(i++, vmFlagObj()); \ 479} 480#define ADD_BOOL_FLAG(name) ADD_FLAG(bool, name, BOXED_BOOLEAN) 481#define ADD_INTX_FLAG(name) ADD_FLAG(intx, name, BOXED_LONG) 482#define ADD_UINTX_FLAG(name) ADD_FLAG(uintx, name, BOXED_LONG) 483 484 len = 0 + PREDEFINED_CONFIG_FLAGS(COUNT_FLAG, COUNT_FLAG, COUNT_FLAG); 485 objArrayHandle vmFlags = oopFactory::new_objArray_handle(VMFlag::klass(), len, CHECK_NULL); 486 int i = 0; 487 PREDEFINED_CONFIG_FLAGS(ADD_BOOL_FLAG, ADD_INTX_FLAG, ADD_UINTX_FLAG) 488 489 objArrayHandle vmIntrinsics = CompilerToVM::initialize_intrinsics(CHECK_NULL); 490 491 objArrayOop data = oopFactory::new_objArray(SystemDictionary::Object_klass(), 5, CHECK_NULL); 492 data->obj_at_put(0, vmFields()); 493 data->obj_at_put(1, vmConstants()); 494 data->obj_at_put(2, vmAddresses()); 495 data->obj_at_put(3, vmFlags()); 496 data->obj_at_put(4, vmIntrinsics()); 497 498 return (jobjectArray) JNIHandles::make_local(THREAD, data); 499#undef COUNT_FLAG 500#undef ADD_FLAG 501#undef ADD_BOOL_FLAG 502#undef ADD_INTX_FLAG 503#undef ADD_UINTX_FLAG 504#undef CHECK_FLAG 505C2V_END 506 507C2V_VMENTRY(jobject, getFlagValue, (JNIEnv *, jobject c2vm, jobject name_handle)) 508#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); 509#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); 510 Handle name(THREAD, JNIHandles::resolve(name_handle)); 511 if (name.is_null()) { 512 THROW_0(vmSymbols::java_lang_NullPointerException()); 513 } 514 ResourceMark rm; 515 const char* cstring = java_lang_String::as_utf8_string(name()); 516 Flag* flag = Flag::find_flag(cstring, strlen(cstring), /* allow_locked */ true, /* return_flag */ true); 517 if (flag == NULL) { 518 return c2vm; 519 } 520 if (flag->is_bool()) { 521 jvalue prim; 522 prim.z = flag->get_bool(); 523 oop box = java_lang_boxing_object::create(T_BOOLEAN, &prim, CHECK_NULL); 524 return JNIHandles::make_local(THREAD, box); 525 } else if (flag->is_ccstr()) { 526 Handle value = java_lang_String::create_from_str(flag->get_ccstr(), CHECK_NULL); 527 return JNIHandles::make_local(THREAD, value()); 528 } else if (flag->is_intx()) { 529 RETURN_BOXED_LONG(flag->get_intx()); 530 } else if (flag->is_int()) { 531 RETURN_BOXED_LONG(flag->get_int()); 532 } else if (flag->is_uint()) { 533 RETURN_BOXED_LONG(flag->get_uint()); 534 } else if (flag->is_uint64_t()) { 535 RETURN_BOXED_LONG(flag->get_uint64_t()); 536 } else if (flag->is_size_t()) { 537 RETURN_BOXED_LONG(flag->get_size_t()); 538 } else if (flag->is_uintx()) { 539 RETURN_BOXED_LONG(flag->get_uintx()); 540 } else if (flag->is_double()) { 541 RETURN_BOXED_DOUBLE(flag->get_double()); 542 } else { 543 JVMCI_ERROR_NULL("VM flag %s has unsupported type %s", flag->_name, flag->_type); 544 } 545C2V_END 546 547#undef BOXED_LONG 548#undef BOXED_DOUBLE 549#undef CSTRING_TO_JSTRING 550 551C2V_VMENTRY(jbyteArray, getBytecode, (JNIEnv *, jobject, jobject jvmci_method)) 552 methodHandle method = CompilerToVM::asMethod(jvmci_method); 553 ResourceMark rm; 554 555 int code_size = method->code_size(); 556 typeArrayOop reconstituted_code = oopFactory::new_byteArray(code_size, CHECK_NULL); 557 558 guarantee(method->method_holder()->is_rewritten(), "Method's holder should be rewritten"); 559 // iterate over all bytecodes and replace non-Java bytecodes 560 561 for (BytecodeStream s(method); s.next() != Bytecodes::_illegal; ) { 562 Bytecodes::Code code = s.code(); 563 Bytecodes::Code raw_code = s.raw_code(); 564 int bci = s.bci(); 565 int len = s.instruction_size(); 566 567 // Restore original byte code. 568 reconstituted_code->byte_at_put(bci, (jbyte) (s.is_wide()? Bytecodes::_wide : code)); 569 if (len > 1) { 570 memcpy(reconstituted_code->byte_at_addr(bci + 1), s.bcp()+1, len-1); 571 } 572 573 if (len > 1) { 574 // Restore the big-endian constant pool indexes. 575 // Cf. Rewriter::scan_method 576 switch (code) { 577 case Bytecodes::_getstatic: 578 case Bytecodes::_putstatic: 579 case Bytecodes::_getfield: 580 case Bytecodes::_putfield: 581 case Bytecodes::_invokevirtual: 582 case Bytecodes::_invokespecial: 583 case Bytecodes::_invokestatic: 584 case Bytecodes::_invokeinterface: 585 case Bytecodes::_invokehandle: { 586 int cp_index = Bytes::get_native_u2((address) reconstituted_code->byte_at_addr(bci + 1)); 587 Bytes::put_Java_u2((address) reconstituted_code->byte_at_addr(bci + 1), (u2) cp_index); 588 break; 589 } 590 591 case Bytecodes::_invokedynamic: { 592 int cp_index = Bytes::get_native_u4((address) reconstituted_code->byte_at_addr(bci + 1)); 593 Bytes::put_Java_u4((address) reconstituted_code->byte_at_addr(bci + 1), (u4) cp_index); 594 break; 595 } 596 597 default: 598 break; 599 } 600 601 // Not all ldc byte code are rewritten. 602 switch (raw_code) { 603 case Bytecodes::_fast_aldc: { 604 int cpc_index = reconstituted_code->byte_at(bci + 1) & 0xff; 605 int cp_index = method->constants()->object_to_cp_index(cpc_index); 606 assert(cp_index < method->constants()->length(), "sanity check"); 607 reconstituted_code->byte_at_put(bci + 1, (jbyte) cp_index); 608 break; 609 } 610 611 case Bytecodes::_fast_aldc_w: { 612 int cpc_index = Bytes::get_native_u2((address) reconstituted_code->byte_at_addr(bci + 1)); 613 int cp_index = method->constants()->object_to_cp_index(cpc_index); 614 assert(cp_index < method->constants()->length(), "sanity check"); 615 Bytes::put_Java_u2((address) reconstituted_code->byte_at_addr(bci + 1), (u2) cp_index); 616 break; 617 } 618 619 default: 620 break; 621 } 622 } 623 } 624 625 return (jbyteArray) JNIHandles::make_local(THREAD, reconstituted_code); 626C2V_END 627 628C2V_VMENTRY(jint, getExceptionTableLength, (JNIEnv *, jobject, jobject jvmci_method)) 629 ResourceMark rm; 630 methodHandle method = CompilerToVM::asMethod(jvmci_method); 631 return method->exception_table_length(); 632C2V_END 633 634C2V_VMENTRY(jlong, getExceptionTableStart, (JNIEnv *, jobject, jobject jvmci_method)) 635 ResourceMark rm; 636 methodHandle method = CompilerToVM::asMethod(jvmci_method); 637 if (method->exception_table_length() == 0) { 638 return 0L; 639 } 640 return (jlong) (address) method->exception_table_start(); 641C2V_END 642 643C2V_VMENTRY(jobject, asResolvedJavaMethod, (JNIEnv *, jobject, jobject executable_handle)) 644 oop executable = JNIHandles::resolve(executable_handle); 645 oop mirror = NULL; 646 int slot = 0; 647 648 if (executable->klass() == SystemDictionary::reflect_Constructor_klass()) { 649 mirror = java_lang_reflect_Constructor::clazz(executable); 650 slot = java_lang_reflect_Constructor::slot(executable); 651 } else { 652 assert(executable->klass() == SystemDictionary::reflect_Method_klass(), "wrong type"); 653 mirror = java_lang_reflect_Method::clazz(executable); 654 slot = java_lang_reflect_Method::slot(executable); 655 } 656 Klass* holder = java_lang_Class::as_Klass(mirror); 657 methodHandle method = InstanceKlass::cast(holder)->method_with_idnum(slot); 658 oop result = CompilerToVM::get_jvmci_method(method, CHECK_NULL); 659 return JNIHandles::make_local(THREAD, result); 660} 661 662C2V_VMENTRY(jobject, getResolvedJavaMethod, (JNIEnv *, jobject, jobject base, jlong offset)) 663 methodHandle method; 664 oop base_object = JNIHandles::resolve(base); 665 if (base_object == NULL) { 666 method = *((Method**)(offset)); 667 } else if (base_object->is_a(SystemDictionary::ResolvedMethodName_klass())) { 668 method = (Method*) (intptr_t) base_object->long_field(offset); 669 } else if (base_object->is_a(SystemDictionary::HotSpotResolvedJavaMethodImpl_klass())) { 670 method = *((Method**)(HotSpotResolvedJavaMethodImpl::metaspaceMethod(base_object) + offset)); 671 } else { 672 THROW_MSG_0(vmSymbols::java_lang_IllegalArgumentException(), 673 err_msg("Unexpected type: %s", base_object->klass()->external_name())); 674 } 675 assert (method.is_null() || method->is_method(), "invalid read"); 676 oop result = CompilerToVM::get_jvmci_method(method, CHECK_NULL); 677 return JNIHandles::make_local(THREAD, result); 678} 679 680C2V_VMENTRY(jobject, getConstantPool, (JNIEnv *, jobject, jobject object_handle)) 681 constantPoolHandle cp; 682 oop object = JNIHandles::resolve(object_handle); 683 if (object == NULL) { 684 THROW_0(vmSymbols::java_lang_NullPointerException()); 685 } 686 if (object->is_a(SystemDictionary::HotSpotResolvedJavaMethodImpl_klass())) { 687 cp = CompilerToVM::asMethod(object)->constMethod()->constants(); 688 } else if (object->is_a(SystemDictionary::HotSpotResolvedObjectTypeImpl_klass())) { 689 cp = InstanceKlass::cast(CompilerToVM::asKlass(object))->constants(); 690 } else { 691 THROW_MSG_0(vmSymbols::java_lang_IllegalArgumentException(), 692 err_msg("Unexpected type: %s", object->klass()->external_name())); 693 } 694 assert(!cp.is_null(), "npe"); 695 JavaValue method_result(T_OBJECT); 696 JavaCallArguments args; 697 args.push_long((jlong) (address) cp()); 698 JavaCalls::call_static(&method_result, SystemDictionary::HotSpotConstantPool_klass(), vmSymbols::fromMetaspace_name(), vmSymbols::constantPool_fromMetaspace_signature(), &args, CHECK_NULL); 699 return JNIHandles::make_local(THREAD, (oop)method_result.get_jobject()); 700} 701 702C2V_VMENTRY(jobject, getResolvedJavaType, (JNIEnv *, jobject, jobject base, jlong offset, jboolean compressed)) 703 Klass* klass = NULL; 704 oop base_object = JNIHandles::resolve(base); 705 jlong base_address = 0; 706 if (base_object != NULL && offset == oopDesc::klass_offset_in_bytes()) { 707 klass = base_object->klass(); 708 } else if (!compressed) { 709 if (base_object != NULL) { 710 if (base_object->is_a(SystemDictionary::HotSpotResolvedJavaMethodImpl_klass())) { 711 base_address = HotSpotResolvedJavaMethodImpl::metaspaceMethod(base_object); 712 } else if (base_object->is_a(SystemDictionary::HotSpotConstantPool_klass())) { 713 base_address = HotSpotConstantPool::metaspaceConstantPool(base_object); 714 } else if (base_object->is_a(SystemDictionary::HotSpotResolvedObjectTypeImpl_klass())) { 715 base_address = (jlong) CompilerToVM::asKlass(base_object); 716 } else if (base_object->is_a(SystemDictionary::Class_klass())) { 717 base_address = (jlong) (address) base_object; 718 } else { 719 THROW_MSG_0(vmSymbols::java_lang_IllegalArgumentException(), 720 err_msg("Unexpected arguments: %s " JLONG_FORMAT " %s", base_object->klass()->external_name(), offset, compressed ? "true" : "false")); 721 } 722 } 723 klass = *((Klass**) (intptr_t) (base_address + offset)); 724 } else { 725 THROW_MSG_0(vmSymbols::java_lang_IllegalArgumentException(), 726 err_msg("Unexpected arguments: %s " JLONG_FORMAT " %s", base_object->klass()->external_name(), offset, compressed ? "true" : "false")); 727 } 728 assert (klass == NULL || klass->is_klass(), "invalid read"); 729 oop result = CompilerToVM::get_jvmci_type(klass, CHECK_NULL); 730 return JNIHandles::make_local(THREAD, result); 731} 732 733C2V_VMENTRY(jobject, findUniqueConcreteMethod, (JNIEnv *, jobject, jobject jvmci_type, jobject jvmci_method)) 734 ResourceMark rm; 735 methodHandle method = CompilerToVM::asMethod(jvmci_method); 736 Klass* holder = CompilerToVM::asKlass(jvmci_type); 737 if (holder->is_interface()) { 738 THROW_MSG_0(vmSymbols::java_lang_InternalError(), err_msg("Interface %s should be handled in Java code", holder->external_name())); 739 } 740 741 methodHandle ucm; 742 { 743 MutexLocker locker(Compile_lock); 744 ucm = Dependencies::find_unique_concrete_method(holder, method()); 745 } 746 oop result = CompilerToVM::get_jvmci_method(ucm, CHECK_NULL); 747 return JNIHandles::make_local(THREAD, result); 748C2V_END 749 750C2V_VMENTRY(jobject, getImplementor, (JNIEnv *, jobject, jobject jvmci_type)) 751 InstanceKlass* klass = (InstanceKlass*) CompilerToVM::asKlass(jvmci_type); 752 oop implementor = CompilerToVM::get_jvmci_type(klass->implementor(), CHECK_NULL); 753 return JNIHandles::make_local(THREAD, implementor); 754C2V_END 755 756C2V_VMENTRY(jboolean, methodIsIgnoredBySecurityStackWalk,(JNIEnv *, jobject, jobject jvmci_method)) 757 methodHandle method = CompilerToVM::asMethod(jvmci_method); 758 return method->is_ignored_by_security_stack_walk(); 759C2V_END 760 761C2V_VMENTRY(jboolean, isCompilable,(JNIEnv *, jobject, jobject jvmci_method)) 762 methodHandle method = CompilerToVM::asMethod(jvmci_method); 763 return !method->is_not_compilable(CompLevel_full_optimization); 764C2V_END 765 766C2V_VMENTRY(jboolean, hasNeverInlineDirective,(JNIEnv *, jobject, jobject jvmci_method)) 767 methodHandle method = CompilerToVM::asMethod(jvmci_method); 768 return !Inline || CompilerOracle::should_not_inline(method) || method->dont_inline(); 769C2V_END 770 771C2V_VMENTRY(jboolean, shouldInlineMethod,(JNIEnv *, jobject, jobject jvmci_method)) 772 methodHandle method = CompilerToVM::asMethod(jvmci_method); 773 return CompilerOracle::should_inline(method) || method->force_inline(); 774C2V_END 775 776C2V_VMENTRY(jobject, lookupType, (JNIEnv*, jobject, jstring jname, jclass accessing_class, jboolean resolve)) 777 ResourceMark rm; 778 Handle name(THREAD, JNIHandles::resolve(jname)); 779 Symbol* class_name = java_lang_String::as_symbol(name(), CHECK_0); 780 if (java_lang_String::length(name()) <= 1) { 781 THROW_MSG_0(vmSymbols::java_lang_InternalError(), err_msg("Primitive type %s should be handled in Java code", class_name->as_C_string())); 782 } 783 784 Klass* resolved_klass = NULL; 785 if (JNIHandles::resolve(accessing_class) == NULL) { 786 THROW_0(vmSymbols::java_lang_NullPointerException()); 787 } 788 Klass* accessing_klass = java_lang_Class::as_Klass(JNIHandles::resolve(accessing_class)); 789 Handle class_loader(THREAD, accessing_klass->class_loader()); 790 Handle protection_domain(THREAD, accessing_klass->protection_domain()); 791 792 if (resolve) { 793 resolved_klass = SystemDictionary::resolve_or_null(class_name, class_loader, protection_domain, CHECK_0); 794 } else { 795 if (class_name->byte_at(0) == 'L' && 796 class_name->byte_at(class_name->utf8_length()-1) == ';') { 797 // This is a name from a signature. Strip off the trimmings. 798 // Call recursive to keep scope of strippedsym. 799 TempNewSymbol strippedsym = SymbolTable::new_symbol(class_name->as_utf8()+1, 800 class_name->utf8_length()-2, 801 CHECK_0); 802 resolved_klass = SystemDictionary::find(strippedsym, class_loader, protection_domain, CHECK_0); 803 } else if (FieldType::is_array(class_name)) { 804 FieldArrayInfo fd; 805 // dimension and object_key in FieldArrayInfo are assigned as a side-effect 806 // of this call 807 BasicType t = FieldType::get_array_info(class_name, fd, CHECK_0); 808 if (t == T_OBJECT) { 809 TempNewSymbol strippedsym = SymbolTable::new_symbol(class_name->as_utf8()+1+fd.dimension(), 810 class_name->utf8_length()-2-fd.dimension(), 811 CHECK_0); 812 // naked oop "k" is OK here -- we assign back into it 813 resolved_klass = SystemDictionary::find(strippedsym, 814 class_loader, 815 protection_domain, 816 CHECK_0); 817 if (resolved_klass != NULL) { 818 resolved_klass = resolved_klass->array_klass(fd.dimension(), CHECK_0); 819 } 820 } else { 821 resolved_klass = Universe::typeArrayKlassObj(t); 822 resolved_klass = TypeArrayKlass::cast(resolved_klass)->array_klass(fd.dimension(), CHECK_0); 823 } 824 } 825 } 826 oop result = CompilerToVM::get_jvmci_type(resolved_klass, CHECK_NULL); 827 return JNIHandles::make_local(THREAD, result); 828C2V_END 829 830C2V_VMENTRY(jobject, resolveConstantInPool, (JNIEnv*, jobject, jobject jvmci_constant_pool, jint index)) 831 constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool); 832 oop result = cp->resolve_constant_at(index, CHECK_NULL); 833 return JNIHandles::make_local(THREAD, result); 834C2V_END 835 836C2V_VMENTRY(jobject, resolvePossiblyCachedConstantInPool, (JNIEnv*, jobject, jobject jvmci_constant_pool, jint index)) 837 constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool); 838 oop result = cp->resolve_possibly_cached_constant_at(index, CHECK_NULL); 839 return JNIHandles::make_local(THREAD, result); 840C2V_END 841 842C2V_VMENTRY(jint, lookupNameAndTypeRefIndexInPool, (JNIEnv*, jobject, jobject jvmci_constant_pool, jint index)) 843 constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool); 844 return cp->name_and_type_ref_index_at(index); 845C2V_END 846 847C2V_VMENTRY(jobject, lookupNameInPool, (JNIEnv*, jobject, jobject jvmci_constant_pool, jint which)) 848 constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool); 849 Handle sym = java_lang_String::create_from_symbol(cp->name_ref_at(which), CHECK_NULL); 850 return JNIHandles::make_local(THREAD, sym()); 851C2V_END 852 853C2V_VMENTRY(jobject, lookupSignatureInPool, (JNIEnv*, jobject, jobject jvmci_constant_pool, jint which)) 854 constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool); 855 Handle sym = java_lang_String::create_from_symbol(cp->signature_ref_at(which), CHECK_NULL); 856 return JNIHandles::make_local(THREAD, sym()); 857C2V_END 858 859C2V_VMENTRY(jint, lookupKlassRefIndexInPool, (JNIEnv*, jobject, jobject jvmci_constant_pool, jint index)) 860 constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool); 861 return cp->klass_ref_index_at(index); 862C2V_END 863 864C2V_VMENTRY(jobject, resolveTypeInPool, (JNIEnv*, jobject, jobject jvmci_constant_pool, jint index)) 865 constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool); 866 Klass* resolved_klass = cp->klass_at(index, CHECK_NULL); 867 oop klass = CompilerToVM::get_jvmci_type(resolved_klass, CHECK_NULL); 868 return JNIHandles::make_local(THREAD, klass); 869C2V_END 870 871C2V_VMENTRY(jobject, lookupKlassInPool, (JNIEnv*, jobject, jobject jvmci_constant_pool, jint index, jbyte opcode)) 872 constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool); 873 Klass* loading_klass = cp->pool_holder(); 874 bool is_accessible = false; 875 Klass* klass = JVMCIEnv::get_klass_by_index(cp, index, is_accessible, loading_klass); 876 Symbol* symbol = NULL; 877 if (klass == NULL) { 878 symbol = cp->klass_name_at(index); 879 } 880 oop result_oop; 881 if (klass != NULL) { 882 result_oop = CompilerToVM::get_jvmci_type(klass, CHECK_NULL); 883 } else { 884 Handle result = java_lang_String::create_from_symbol(symbol, CHECK_NULL); 885 result_oop = result(); 886 } 887 return JNIHandles::make_local(THREAD, result_oop); 888C2V_END 889 890C2V_VMENTRY(jobject, lookupAppendixInPool, (JNIEnv*, jobject, jobject jvmci_constant_pool, jint index)) 891 constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool); 892 oop appendix_oop = ConstantPool::appendix_at_if_loaded(cp, index); 893 return JNIHandles::make_local(THREAD, appendix_oop); 894C2V_END 895 896C2V_VMENTRY(jobject, lookupMethodInPool, (JNIEnv*, jobject, jobject jvmci_constant_pool, jint index, jbyte opcode)) 897 constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool); 898 InstanceKlass* pool_holder = cp->pool_holder(); 899 Bytecodes::Code bc = (Bytecodes::Code) (((int) opcode) & 0xFF); 900 methodHandle method = JVMCIEnv::get_method_by_index(cp, index, bc, pool_holder); 901 oop result = CompilerToVM::get_jvmci_method(method, CHECK_NULL); 902 return JNIHandles::make_local(THREAD, result); 903C2V_END 904 905C2V_VMENTRY(jint, constantPoolRemapInstructionOperandFromCache, (JNIEnv*, jobject, jobject jvmci_constant_pool, jint index)) 906 constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool); 907 return cp->remap_instruction_operand_from_cache(index); 908C2V_END 909 910C2V_VMENTRY(jobject, resolveFieldInPool, (JNIEnv*, jobject, jobject jvmci_constant_pool, jint index, jobject jvmci_method, jbyte opcode, jintArray info_handle)) 911 ResourceMark rm; 912 constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool); 913 Bytecodes::Code code = (Bytecodes::Code)(((int) opcode) & 0xFF); 914 fieldDescriptor fd; 915 LinkInfo link_info(cp, index, (jvmci_method != NULL) ? CompilerToVM::asMethod(jvmci_method) : NULL, CHECK_0); 916 LinkResolver::resolve_field(fd, link_info, Bytecodes::java_code(code), false, CHECK_0); 917 typeArrayOop info = (typeArrayOop) JNIHandles::resolve(info_handle); 918 if (info == NULL || info->length() != 3) { 919 JVMCI_ERROR_NULL("info must not be null and have a length of 3"); 920 } 921 info->int_at_put(0, fd.access_flags().as_int()); 922 info->int_at_put(1, fd.offset()); 923 info->int_at_put(2, fd.index()); 924 oop field_holder = CompilerToVM::get_jvmci_type(fd.field_holder(), CHECK_NULL); 925 return JNIHandles::make_local(THREAD, field_holder); 926C2V_END 927 928C2V_VMENTRY(jint, getVtableIndexForInterfaceMethod, (JNIEnv *, jobject, jobject jvmci_type, jobject jvmci_method)) 929 ResourceMark rm; 930 Klass* klass = CompilerToVM::asKlass(jvmci_type); 931 Method* method = CompilerToVM::asMethod(jvmci_method); 932 if (klass->is_interface()) { 933 THROW_MSG_0(vmSymbols::java_lang_InternalError(), err_msg("Interface %s should be handled in Java code", klass->external_name())); 934 } 935 if (!method->method_holder()->is_interface()) { 936 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())); 937 } 938 if (!InstanceKlass::cast(klass)->is_linked()) { 939 THROW_MSG_0(vmSymbols::java_lang_InternalError(), err_msg("Class %s must be linked", klass->external_name())); 940 } 941 return LinkResolver::vtable_index_of_interface_method(klass, method); 942C2V_END 943 944C2V_VMENTRY(jobject, resolveMethod, (JNIEnv *, jobject, jobject receiver_jvmci_type, jobject jvmci_method, jobject caller_jvmci_type)) 945 Klass* recv_klass = CompilerToVM::asKlass(receiver_jvmci_type); 946 Klass* caller_klass = CompilerToVM::asKlass(caller_jvmci_type); 947 methodHandle method = CompilerToVM::asMethod(jvmci_method); 948 949 Klass* resolved = method->method_holder(); 950 Symbol* h_name = method->name(); 951 Symbol* h_signature = method->signature(); 952 953 if (MethodHandles::is_signature_polymorphic_method(method())) { 954 // Signature polymorphic methods are already resolved, JVMCI just returns NULL in this case. 955 return NULL; 956 } 957 958 LinkInfo link_info(resolved, h_name, h_signature, caller_klass); 959 methodHandle m; 960 // Only do exact lookup if receiver klass has been linked. Otherwise, 961 // the vtable has not been setup, and the LinkResolver will fail. 962 if (recv_klass->is_array_klass() || 963 (InstanceKlass::cast(recv_klass)->is_linked() && !recv_klass->is_interface())) { 964 if (resolved->is_interface()) { 965 m = LinkResolver::resolve_interface_call_or_null(recv_klass, link_info); 966 } else { 967 m = LinkResolver::resolve_virtual_call_or_null(recv_klass, link_info); 968 } 969 } 970 971 if (m.is_null()) { 972 // Return NULL if there was a problem with lookup (uninitialized class, etc.) 973 return NULL; 974 } 975 976 oop result = CompilerToVM::get_jvmci_method(m, CHECK_NULL); 977 return JNIHandles::make_local(THREAD, result); 978C2V_END 979 980C2V_VMENTRY(jboolean, hasFinalizableSubclass,(JNIEnv *, jobject, jobject jvmci_type)) 981 Klass* klass = CompilerToVM::asKlass(jvmci_type); 982 assert(klass != NULL, "method must not be called for primitive types"); 983 return Dependencies::find_finalizable_subclass(klass) != NULL; 984C2V_END 985 986C2V_VMENTRY(jobject, getClassInitializer, (JNIEnv *, jobject, jobject jvmci_type)) 987 InstanceKlass* klass = (InstanceKlass*) CompilerToVM::asKlass(jvmci_type); 988 oop result = CompilerToVM::get_jvmci_method(klass->class_initializer(), CHECK_NULL); 989 return JNIHandles::make_local(THREAD, result); 990C2V_END 991 992C2V_VMENTRY(jlong, getMaxCallTargetOffset, (JNIEnv*, jobject, jlong addr)) 993 address target_addr = (address) addr; 994 if (target_addr != 0x0) { 995 int64_t off_low = (int64_t)target_addr - ((int64_t)CodeCache::low_bound() + sizeof(int)); 996 int64_t off_high = (int64_t)target_addr - ((int64_t)CodeCache::high_bound() + sizeof(int)); 997 return MAX2(ABS(off_low), ABS(off_high)); 998 } 999 return -1; 1000C2V_END 1001 1002C2V_VMENTRY(void, setNotInlineableOrCompileable,(JNIEnv *, jobject, jobject jvmci_method)) 1003 methodHandle method = CompilerToVM::asMethod(jvmci_method); 1004 method->set_not_c1_compilable(); 1005 method->set_not_c2_compilable(); 1006 method->set_dont_inline(true); 1007C2V_END 1008 1009C2V_VMENTRY(jint, installCode, (JNIEnv *jniEnv, jobject, jobject target, jobject compiled_code, jobject installed_code, jobject speculation_log)) 1010 ResourceMark rm; 1011 HandleMark hm; 1012 JNIHandleMark jni_hm; 1013 1014 Handle target_handle(THREAD, JNIHandles::resolve(target)); 1015 Handle compiled_code_handle(THREAD, JNIHandles::resolve(compiled_code)); 1016 CodeBlob* cb = NULL; 1017 Handle installed_code_handle(THREAD, JNIHandles::resolve(installed_code)); 1018 Handle speculation_log_handle(THREAD, JNIHandles::resolve(speculation_log)); 1019 1020 JVMCICompiler* compiler = JVMCICompiler::instance(CHECK_JNI_ERR); 1021 1022 TraceTime install_time("installCode", JVMCICompiler::codeInstallTimer()); 1023 bool is_immutable_PIC = HotSpotCompiledCode::isImmutablePIC(compiled_code_handle) > 0; 1024 CodeInstaller installer(is_immutable_PIC); 1025 JVMCIEnv::CodeInstallResult result = installer.install(compiler, target_handle, compiled_code_handle, cb, installed_code_handle, speculation_log_handle, CHECK_0); 1026 1027 if (PrintCodeCacheOnCompilation) { 1028 stringStream s; 1029 // Dump code cache into a buffer before locking the tty, 1030 { 1031 MutexLockerEx mu(CodeCache_lock, Mutex::_no_safepoint_check_flag); 1032 CodeCache::print_summary(&s, false); 1033 } 1034 ttyLocker ttyl; 1035 tty->print_raw_cr(s.as_string()); 1036 } 1037 1038 if (result != JVMCIEnv::ok) { 1039 assert(cb == NULL, "should be"); 1040 } else { 1041 if (!installed_code_handle.is_null()) { 1042 assert(installed_code_handle->is_a(InstalledCode::klass()), "wrong type"); 1043 nmethod::invalidate_installed_code(installed_code_handle, CHECK_0); 1044 { 1045 // Ensure that all updates to the InstalledCode fields are consistent. 1046 MutexLockerEx pl(Patching_lock, Mutex::_no_safepoint_check_flag); 1047 InstalledCode::set_address(installed_code_handle, (jlong) cb); 1048 InstalledCode::set_version(installed_code_handle, InstalledCode::version(installed_code_handle) + 1); 1049 if (cb->is_nmethod()) { 1050 InstalledCode::set_entryPoint(installed_code_handle, (jlong) cb->as_nmethod_or_null()->verified_entry_point()); 1051 } else { 1052 InstalledCode::set_entryPoint(installed_code_handle, (jlong) cb->code_begin()); 1053 } 1054 if (installed_code_handle->is_a(HotSpotInstalledCode::klass())) { 1055 HotSpotInstalledCode::set_size(installed_code_handle, cb->size()); 1056 HotSpotInstalledCode::set_codeStart(installed_code_handle, (jlong) cb->code_begin()); 1057 HotSpotInstalledCode::set_codeSize(installed_code_handle, cb->code_size()); 1058 } 1059 } 1060 nmethod* nm = cb->as_nmethod_or_null(); 1061 if (nm != NULL && installed_code_handle->is_scavengable()) { 1062 assert(nm->detect_scavenge_root_oops(), "nm should be scavengable if installed_code is scavengable"); 1063 if (!UseG1GC) { 1064 assert(nm->on_scavenge_root_list(), "nm should be on scavengable list"); 1065 } 1066 } 1067 } 1068 } 1069 return result; 1070C2V_END 1071 1072C2V_VMENTRY(jint, getMetadata, (JNIEnv *jniEnv, jobject, jobject target, jobject compiled_code, jobject metadata)) 1073 ResourceMark rm; 1074 HandleMark hm; 1075 1076 Handle target_handle(THREAD, JNIHandles::resolve(target)); 1077 Handle compiled_code_handle(THREAD, JNIHandles::resolve(compiled_code)); 1078 Handle metadata_handle(THREAD, JNIHandles::resolve(metadata)); 1079 1080 CodeMetadata code_metadata; 1081 CodeBlob *cb = NULL; 1082 CodeInstaller installer(true /* immutable PIC compilation */); 1083 1084 JVMCIEnv::CodeInstallResult result = installer.gather_metadata(target_handle, compiled_code_handle, code_metadata, CHECK_0); 1085 if (result != JVMCIEnv::ok) { 1086 return result; 1087 } 1088 1089 if (code_metadata.get_nr_pc_desc() > 0) { 1090 typeArrayHandle pcArrayOop = oopFactory::new_byteArray_handle(sizeof(PcDesc) * code_metadata.get_nr_pc_desc(), CHECK_(JVMCIEnv::cache_full)); 1091 memcpy(pcArrayOop->byte_at_addr(0), code_metadata.get_pc_desc(), sizeof(PcDesc) * code_metadata.get_nr_pc_desc()); 1092 HotSpotMetaData::set_pcDescBytes(metadata_handle, pcArrayOop()); 1093 } 1094 1095 if (code_metadata.get_scopes_size() > 0) { 1096 typeArrayHandle scopesArrayOop = oopFactory::new_byteArray_handle(code_metadata.get_scopes_size(), CHECK_(JVMCIEnv::cache_full)); 1097 memcpy(scopesArrayOop->byte_at_addr(0), code_metadata.get_scopes_desc(), code_metadata.get_scopes_size()); 1098 HotSpotMetaData::set_scopesDescBytes(metadata_handle, scopesArrayOop()); 1099 } 1100 1101 RelocBuffer* reloc_buffer = code_metadata.get_reloc_buffer(); 1102 typeArrayHandle relocArrayOop = oopFactory::new_byteArray_handle((int) reloc_buffer->size(), CHECK_(JVMCIEnv::cache_full)); 1103 if (reloc_buffer->size() > 0) { 1104 memcpy(relocArrayOop->byte_at_addr(0), reloc_buffer->begin(), reloc_buffer->size()); 1105 } 1106 HotSpotMetaData::set_relocBytes(metadata_handle, relocArrayOop()); 1107 1108 const OopMapSet* oopMapSet = installer.oopMapSet(); 1109 { 1110 ResourceMark mark; 1111 ImmutableOopMapBuilder builder(oopMapSet); 1112 int oopmap_size = builder.heap_size(); 1113 typeArrayHandle oopMapArrayHandle = oopFactory::new_byteArray_handle(oopmap_size, CHECK_(JVMCIEnv::cache_full)); 1114 builder.generate_into((address) oopMapArrayHandle->byte_at_addr(0)); 1115 HotSpotMetaData::set_oopMaps(metadata_handle, oopMapArrayHandle()); 1116 } 1117 1118 AOTOopRecorder* recorder = code_metadata.get_oop_recorder(); 1119 1120 int nr_meta_strings = recorder->nr_meta_strings(); 1121 objArrayOop metadataArray = oopFactory::new_objectArray(nr_meta_strings, CHECK_(JVMCIEnv::cache_full)); 1122 objArrayHandle metadataArrayHandle(THREAD, metadataArray); 1123 for (int i = 0; i < nr_meta_strings; ++i) { 1124 const char* element = recorder->meta_element(i); 1125 Handle java_string = java_lang_String::create_from_str(element, CHECK_(JVMCIEnv::cache_full)); 1126 metadataArrayHandle->obj_at_put(i, java_string()); 1127 } 1128 HotSpotMetaData::set_metadata(metadata_handle, metadataArrayHandle()); 1129 1130 ExceptionHandlerTable* handler = code_metadata.get_exception_table(); 1131 int table_size = handler->size_in_bytes(); 1132 typeArrayHandle exceptionArrayOop = oopFactory::new_byteArray_handle(table_size, CHECK_(JVMCIEnv::cache_full)); 1133 1134 if (table_size > 0) { 1135 handler->copy_bytes_to((address) exceptionArrayOop->byte_at_addr(0)); 1136 } 1137 HotSpotMetaData::set_exceptionBytes(metadata_handle, exceptionArrayOop()); 1138 1139 return result; 1140C2V_END 1141 1142C2V_VMENTRY(void, resetCompilationStatistics, (JNIEnv *jniEnv, jobject)) 1143 JVMCICompiler* compiler = JVMCICompiler::instance(CHECK); 1144 CompilerStatistics* stats = compiler->stats(); 1145 stats->_standard.reset(); 1146 stats->_osr.reset(); 1147C2V_END 1148 1149C2V_VMENTRY(jobject, disassembleCodeBlob, (JNIEnv *jniEnv, jobject, jobject installedCode)) 1150 ResourceMark rm; 1151 HandleMark hm; 1152 1153 if (installedCode == NULL) { 1154 THROW_MSG_NULL(vmSymbols::java_lang_NullPointerException(), "installedCode is null"); 1155 } 1156 1157 jlong codeBlob = InstalledCode::address(installedCode); 1158 if (codeBlob == 0L) { 1159 return NULL; 1160 } 1161 1162 CodeBlob* cb = (CodeBlob*) (address) codeBlob; 1163 if (cb == NULL) { 1164 return NULL; 1165 } 1166 1167 // We don't want the stringStream buffer to resize during disassembly as it 1168 // uses scoped resource memory. If a nested function called during disassembly uses 1169 // a ResourceMark and the buffer expands within the scope of the mark, 1170 // the buffer becomes garbage when that scope is exited. Experience shows that 1171 // the disassembled code is typically about 10x the code size so a fixed buffer 1172 // sized to 20x code size plus a fixed amount for header info should be sufficient. 1173 int bufferSize = cb->code_size() * 20 + 1024; 1174 char* buffer = NEW_RESOURCE_ARRAY(char, bufferSize); 1175 stringStream st(buffer, bufferSize); 1176 if (cb->is_nmethod()) { 1177 nmethod* nm = (nmethod*) cb; 1178 if (!nm->is_alive()) { 1179 return NULL; 1180 } 1181 } 1182 Disassembler::decode(cb, &st); 1183 if (st.size() <= 0) { 1184 return NULL; 1185 } 1186 1187 Handle result = java_lang_String::create_from_platform_dependent_str(st.as_string(), CHECK_NULL); 1188 return JNIHandles::make_local(THREAD, result()); 1189C2V_END 1190 1191C2V_VMENTRY(jobject, getStackTraceElement, (JNIEnv*, jobject, jobject jvmci_method, int bci)) 1192 ResourceMark rm; 1193 HandleMark hm; 1194 1195 methodHandle method = CompilerToVM::asMethod(jvmci_method); 1196 oop element = java_lang_StackTraceElement::create(method, bci, CHECK_NULL); 1197 return JNIHandles::make_local(THREAD, element); 1198C2V_END 1199 1200C2V_VMENTRY(jobject, executeInstalledCode, (JNIEnv*, jobject, jobject args, jobject hotspotInstalledCode)) 1201 ResourceMark rm; 1202 HandleMark hm; 1203 1204 jlong nmethodValue = InstalledCode::address(hotspotInstalledCode); 1205 if (nmethodValue == 0L) { 1206 THROW_NULL(vmSymbols::jdk_vm_ci_code_InvalidInstalledCodeException()); 1207 } 1208 nmethod* nm = (nmethod*) (address) nmethodValue; 1209 methodHandle mh = nm->method(); 1210 Symbol* signature = mh->signature(); 1211 JavaCallArguments jca(mh->size_of_parameters()); 1212 1213 JavaArgumentUnboxer jap(signature, &jca, (arrayOop) JNIHandles::resolve(args), mh->is_static()); 1214 JavaValue result(jap.get_ret_type()); 1215 jca.set_alternative_target(nm); 1216 JavaCalls::call(&result, mh, &jca, CHECK_NULL); 1217 1218 if (jap.get_ret_type() == T_VOID) { 1219 return NULL; 1220 } else if (jap.get_ret_type() == T_OBJECT || jap.get_ret_type() == T_ARRAY) { 1221 return JNIHandles::make_local(THREAD, (oop) result.get_jobject()); 1222 } else { 1223 jvalue *value = (jvalue *) result.get_value_addr(); 1224 // Narrow the value down if required (Important on big endian machines) 1225 switch (jap.get_ret_type()) { 1226 case T_BOOLEAN: 1227 value->z = (jboolean) value->i; 1228 break; 1229 case T_BYTE: 1230 value->b = (jbyte) value->i; 1231 break; 1232 case T_CHAR: 1233 value->c = (jchar) value->i; 1234 break; 1235 case T_SHORT: 1236 value->s = (jshort) value->i; 1237 break; 1238 default: 1239 break; 1240 } 1241 oop o = java_lang_boxing_object::create(jap.get_ret_type(), value, CHECK_NULL); 1242 return JNIHandles::make_local(THREAD, o); 1243 } 1244C2V_END 1245 1246C2V_VMENTRY(jlongArray, getLineNumberTable, (JNIEnv *, jobject, jobject jvmci_method)) 1247 Method* method = CompilerToVM::asMethod(jvmci_method); 1248 if (!method->has_linenumber_table()) { 1249 return NULL; 1250 } 1251 u2 num_entries = 0; 1252 CompressedLineNumberReadStream streamForSize(method->compressed_linenumber_table()); 1253 while (streamForSize.read_pair()) { 1254 num_entries++; 1255 } 1256 1257 CompressedLineNumberReadStream stream(method->compressed_linenumber_table()); 1258 typeArrayOop result = oopFactory::new_longArray(2 * num_entries, CHECK_NULL); 1259 1260 int i = 0; 1261 jlong value; 1262 while (stream.read_pair()) { 1263 value = ((long) stream.bci()); 1264 result->long_at_put(i, value); 1265 value = ((long) stream.line()); 1266 result->long_at_put(i + 1, value); 1267 i += 2; 1268 } 1269 1270 return (jlongArray) JNIHandles::make_local(THREAD, result); 1271C2V_END 1272 1273C2V_VMENTRY(jlong, getLocalVariableTableStart, (JNIEnv *, jobject, jobject jvmci_method)) 1274 ResourceMark rm; 1275 Method* method = CompilerToVM::asMethod(jvmci_method); 1276 if (!method->has_localvariable_table()) { 1277 return 0; 1278 } 1279 return (jlong) (address) method->localvariable_table_start(); 1280C2V_END 1281 1282C2V_VMENTRY(jint, getLocalVariableTableLength, (JNIEnv *, jobject, jobject jvmci_method)) 1283 ResourceMark rm; 1284 Method* method = CompilerToVM::asMethod(jvmci_method); 1285 return method->localvariable_table_length(); 1286C2V_END 1287 1288C2V_VMENTRY(void, reprofile, (JNIEnv*, jobject, jobject jvmci_method)) 1289 Method* method = CompilerToVM::asMethod(jvmci_method); 1290 MethodCounters* mcs = method->method_counters(); 1291 if (mcs != NULL) { 1292 mcs->clear_counters(); 1293 } 1294 NOT_PRODUCT(method->set_compiled_invocation_count(0)); 1295 1296 CompiledMethod* code = method->code(); 1297 if (code != NULL) { 1298 code->make_not_entrant(); 1299 } 1300 1301 MethodData* method_data = method->method_data(); 1302 if (method_data == NULL) { 1303 ClassLoaderData* loader_data = method->method_holder()->class_loader_data(); 1304 method_data = MethodData::allocate(loader_data, method, CHECK); 1305 method->set_method_data(method_data); 1306 } else { 1307 method_data->initialize(); 1308 } 1309C2V_END 1310 1311 1312C2V_VMENTRY(void, invalidateInstalledCode, (JNIEnv*, jobject, jobject installed_code)) 1313 Handle installed_code_handle(THREAD, JNIHandles::resolve(installed_code)); 1314 nmethod::invalidate_installed_code(installed_code_handle, CHECK); 1315C2V_END 1316 1317C2V_VMENTRY(jlongArray, collectCounters, (JNIEnv*, jobject)) 1318 typeArrayOop arrayOop = oopFactory::new_longArray(JVMCICounterSize, CHECK_NULL); 1319 JavaThread::collect_counters(arrayOop); 1320 return (jlongArray) JNIHandles::make_local(THREAD, arrayOop); 1321C2V_END 1322 1323C2V_VMENTRY(int, allocateCompileId, (JNIEnv*, jobject, jobject jvmci_method, int entry_bci)) 1324 HandleMark hm; 1325 ResourceMark rm; 1326 if (JNIHandles::resolve(jvmci_method) == NULL) { 1327 THROW_0(vmSymbols::java_lang_NullPointerException()); 1328 } 1329 Method* method = CompilerToVM::asMethod(jvmci_method); 1330 if (entry_bci >= method->code_size() || entry_bci < -1) { 1331 THROW_MSG_0(vmSymbols::java_lang_IllegalArgumentException(), err_msg("Unexpected bci %d", entry_bci)); 1332 } 1333 return CompileBroker::assign_compile_id_unlocked(THREAD, method, entry_bci); 1334C2V_END 1335 1336 1337C2V_VMENTRY(jboolean, isMature, (JNIEnv*, jobject, jlong metaspace_method_data)) 1338 MethodData* mdo = CompilerToVM::asMethodData(metaspace_method_data); 1339 return mdo != NULL && mdo->is_mature(); 1340C2V_END 1341 1342C2V_VMENTRY(jboolean, hasCompiledCodeForOSR, (JNIEnv*, jobject, jobject jvmci_method, int entry_bci, int comp_level)) 1343 Method* method = CompilerToVM::asMethod(jvmci_method); 1344 return method->lookup_osr_nmethod_for(entry_bci, comp_level, true) != NULL; 1345C2V_END 1346 1347C2V_VMENTRY(jobject, getSymbol, (JNIEnv*, jobject, jlong symbol)) 1348 Handle sym = java_lang_String::create_from_symbol((Symbol*)(address)symbol, CHECK_NULL); 1349 return JNIHandles::make_local(THREAD, sym()); 1350C2V_END 1351 1352bool matches(jobjectArray methods, Method* method) { 1353 objArrayOop methods_oop = (objArrayOop) JNIHandles::resolve(methods); 1354 1355 for (int i = 0; i < methods_oop->length(); i++) { 1356 oop resolved = methods_oop->obj_at(i); 1357 if (resolved->is_a(HotSpotResolvedJavaMethodImpl::klass()) && CompilerToVM::asMethod(resolved) == method) { 1358 return true; 1359 } 1360 } 1361 return false; 1362} 1363 1364C2V_VMENTRY(jobject, getNextStackFrame, (JNIEnv*, jobject compilerToVM, jobject hs_frame, jobjectArray methods, jint initialSkip)) 1365 ResourceMark rm; 1366 1367 if (!thread->has_last_Java_frame()) return NULL; 1368 Handle result = HotSpotStackFrameReference::klass()->allocate_instance_handle(CHECK_NULL); 1369 HotSpotStackFrameReference::klass()->initialize(CHECK_NULL); 1370 1371 StackFrameStream fst(thread); 1372 if (hs_frame != NULL) { 1373 // look for the correct stack frame if one is given 1374 intptr_t* stack_pointer = (intptr_t*) HotSpotStackFrameReference::stackPointer(hs_frame); 1375 while (fst.current()->sp() != stack_pointer && !fst.is_done()) { 1376 fst.next(); 1377 } 1378 if (fst.current()->sp() != stack_pointer) { 1379 THROW_MSG_NULL(vmSymbols::java_lang_IllegalStateException(), "stack frame not found") 1380 } 1381 } 1382 1383 int frame_number = 0; 1384 vframe* vf = vframe::new_vframe(fst.current(), fst.register_map(), thread); 1385 if (hs_frame != NULL) { 1386 // look for the correct vframe within the stack frame if one is given 1387 int last_frame_number = HotSpotStackFrameReference::frameNumber(hs_frame); 1388 while (frame_number < last_frame_number) { 1389 if (vf->is_top()) { 1390 THROW_MSG_NULL(vmSymbols::java_lang_IllegalStateException(), "invalid frame number") 1391 } 1392 vf = vf->sender(); 1393 frame_number ++; 1394 } 1395 // move one frame forward 1396 if (vf->is_top()) { 1397 if (fst.is_done()) { 1398 return NULL; 1399 } 1400 fst.next(); 1401 vf = vframe::new_vframe(fst.current(), fst.register_map(), thread); 1402 frame_number = 0; 1403 } else { 1404 vf = vf->sender(); 1405 frame_number++; 1406 } 1407 } 1408 1409 while (true) { 1410 // look for the given method 1411 while (true) { 1412 StackValueCollection* locals = NULL; 1413 if (vf->is_compiled_frame()) { 1414 // compiled method frame 1415 compiledVFrame* cvf = compiledVFrame::cast(vf); 1416 if (methods == NULL || matches(methods, cvf->method())) { 1417 if (initialSkip > 0) { 1418 initialSkip --; 1419 } else { 1420 ScopeDesc* scope = cvf->scope(); 1421 // native wrappers do not have a scope 1422 if (scope != NULL && scope->objects() != NULL) { 1423 bool realloc_failures = Deoptimization::realloc_objects(thread, fst.current(), scope->objects(), CHECK_NULL); 1424 Deoptimization::reassign_fields(fst.current(), fst.register_map(), scope->objects(), realloc_failures, false); 1425 1426 GrowableArray<ScopeValue*>* local_values = scope->locals(); 1427 typeArrayOop array_oop = oopFactory::new_boolArray(local_values->length(), CHECK_NULL); 1428 typeArrayHandle array(THREAD, array_oop); 1429 for (int i = 0; i < local_values->length(); i++) { 1430 ScopeValue* value = local_values->at(i); 1431 if (value->is_object()) { 1432 array->bool_at_put(i, true); 1433 } 1434 } 1435 HotSpotStackFrameReference::set_localIsVirtual(result, array()); 1436 } else { 1437 HotSpotStackFrameReference::set_localIsVirtual(result, NULL); 1438 } 1439 1440 locals = cvf->locals(); 1441 HotSpotStackFrameReference::set_bci(result, cvf->bci()); 1442 oop method = CompilerToVM::get_jvmci_method(cvf->method(), CHECK_NULL); 1443 HotSpotStackFrameReference::set_method(result, method); 1444 } 1445 } 1446 } else if (vf->is_interpreted_frame()) { 1447 // interpreted method frame 1448 interpretedVFrame* ivf = interpretedVFrame::cast(vf); 1449 if (methods == NULL || matches(methods, ivf->method())) { 1450 if (initialSkip > 0) { 1451 initialSkip --; 1452 } else { 1453 locals = ivf->locals(); 1454 HotSpotStackFrameReference::set_bci(result, ivf->bci()); 1455 oop method = CompilerToVM::get_jvmci_method(ivf->method(), CHECK_NULL); 1456 HotSpotStackFrameReference::set_method(result, method); 1457 HotSpotStackFrameReference::set_localIsVirtual(result, NULL); 1458 } 1459 } 1460 } 1461 1462 // locals != NULL means that we found a matching frame and result is already partially initialized 1463 if (locals != NULL) { 1464 HotSpotStackFrameReference::set_compilerToVM(result, JNIHandles::resolve(compilerToVM)); 1465 HotSpotStackFrameReference::set_stackPointer(result, (jlong) fst.current()->sp()); 1466 HotSpotStackFrameReference::set_frameNumber(result, frame_number); 1467 1468 // initialize the locals array 1469 objArrayOop array_oop = oopFactory::new_objectArray(locals->size(), CHECK_NULL); 1470 objArrayHandle array(THREAD, array_oop); 1471 for (int i = 0; i < locals->size(); i++) { 1472 StackValue* var = locals->at(i); 1473 if (var->type() == T_OBJECT) { 1474 array->obj_at_put(i, locals->at(i)->get_obj()()); 1475 } 1476 } 1477 HotSpotStackFrameReference::set_locals(result, array()); 1478 1479 return JNIHandles::make_local(thread, result()); 1480 } 1481 1482 if (vf->is_top()) { 1483 break; 1484 } 1485 frame_number++; 1486 vf = vf->sender(); 1487 } // end of vframe loop 1488 1489 if (fst.is_done()) { 1490 break; 1491 } 1492 fst.next(); 1493 vf = vframe::new_vframe(fst.current(), fst.register_map(), thread); 1494 frame_number = 0; 1495 } // end of frame loop 1496 1497 // the end was reached without finding a matching method 1498 return NULL; 1499C2V_END 1500 1501C2V_VMENTRY(void, resolveInvokeDynamicInPool, (JNIEnv*, jobject, jobject jvmci_constant_pool, jint index)) 1502 constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool); 1503 CallInfo callInfo; 1504 LinkResolver::resolve_invoke(callInfo, Handle(), cp, index, Bytecodes::_invokedynamic, CHECK); 1505 ConstantPoolCacheEntry* cp_cache_entry = cp->invokedynamic_cp_cache_entry_at(index); 1506 cp_cache_entry->set_dynamic_call(cp, callInfo); 1507C2V_END 1508 1509C2V_VMENTRY(void, resolveInvokeHandleInPool, (JNIEnv*, jobject, jobject jvmci_constant_pool, jint index)) 1510 constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool); 1511 Klass* holder = cp->klass_ref_at(index, CHECK); 1512 Symbol* name = cp->name_ref_at(index); 1513 if (MethodHandles::is_signature_polymorphic_name(holder, name)) { 1514 CallInfo callInfo; 1515 LinkResolver::resolve_invoke(callInfo, Handle(), cp, index, Bytecodes::_invokehandle, CHECK); 1516 ConstantPoolCacheEntry* cp_cache_entry = cp->cache()->entry_at(cp->decode_cpcache_index(index)); 1517 cp_cache_entry->set_method_handle(cp, callInfo); 1518 } 1519C2V_END 1520 1521C2V_VMENTRY(jobject, getSignaturePolymorphicHolders, (JNIEnv*, jobject)) 1522 objArrayHandle holders = oopFactory::new_objArray_handle(SystemDictionary::String_klass(), 2, CHECK_NULL); 1523 Handle mh = java_lang_String::create_from_str("Ljava/lang/invoke/MethodHandle;", CHECK_NULL); 1524 Handle vh = java_lang_String::create_from_str("Ljava/lang/invoke/VarHandle;", CHECK_NULL); 1525 holders->obj_at_put(0, mh()); 1526 holders->obj_at_put(1, vh()); 1527 return JNIHandles::make_local(THREAD, holders()); 1528C2V_END 1529 1530C2V_VMENTRY(jboolean, shouldDebugNonSafepoints, (JNIEnv*, jobject)) 1531 //see compute_recording_non_safepoints in debugInfroRec.cpp 1532 if (JvmtiExport::should_post_compiled_method_load() && FLAG_IS_DEFAULT(DebugNonSafepoints)) { 1533 return true; 1534 } 1535 return DebugNonSafepoints; 1536C2V_END 1537 1538// public native void materializeVirtualObjects(HotSpotStackFrameReference stackFrame, boolean invalidate); 1539C2V_VMENTRY(void, materializeVirtualObjects, (JNIEnv*, jobject, jobject hs_frame, bool invalidate)) 1540 ResourceMark rm; 1541 1542 if (hs_frame == NULL) { 1543 THROW_MSG(vmSymbols::java_lang_NullPointerException(), "stack frame is null") 1544 } 1545 1546 HotSpotStackFrameReference::klass()->initialize(CHECK); 1547 1548 // look for the given stack frame 1549 StackFrameStream fst(thread); 1550 intptr_t* stack_pointer = (intptr_t*) HotSpotStackFrameReference::stackPointer(hs_frame); 1551 while (fst.current()->sp() != stack_pointer && !fst.is_done()) { 1552 fst.next(); 1553 } 1554 if (fst.current()->sp() != stack_pointer) { 1555 THROW_MSG(vmSymbols::java_lang_IllegalStateException(), "stack frame not found") 1556 } 1557 1558 if (invalidate) { 1559 if (!fst.current()->is_compiled_frame()) { 1560 THROW_MSG(vmSymbols::java_lang_IllegalStateException(), "compiled stack frame expected") 1561 } 1562 assert(fst.current()->cb()->is_nmethod(), "nmethod expected"); 1563 ((nmethod*) fst.current()->cb())->make_not_entrant(); 1564 } 1565 Deoptimization::deoptimize(thread, *fst.current(), fst.register_map(), Deoptimization::Reason_none); 1566 // look for the frame again as it has been updated by deopt (pc, deopt state...) 1567 StackFrameStream fstAfterDeopt(thread); 1568 while (fstAfterDeopt.current()->sp() != stack_pointer && !fstAfterDeopt.is_done()) { 1569 fstAfterDeopt.next(); 1570 } 1571 if (fstAfterDeopt.current()->sp() != stack_pointer) { 1572 THROW_MSG(vmSymbols::java_lang_IllegalStateException(), "stack frame not found after deopt") 1573 } 1574 1575 vframe* vf = vframe::new_vframe(fstAfterDeopt.current(), fstAfterDeopt.register_map(), thread); 1576 if (!vf->is_compiled_frame()) { 1577 THROW_MSG(vmSymbols::java_lang_IllegalStateException(), "compiled stack frame expected") 1578 } 1579 1580 GrowableArray<compiledVFrame*>* virtualFrames = new GrowableArray<compiledVFrame*>(10); 1581 while (true) { 1582 assert(vf->is_compiled_frame(), "Wrong frame type"); 1583 virtualFrames->push(compiledVFrame::cast(vf)); 1584 if (vf->is_top()) { 1585 break; 1586 } 1587 vf = vf->sender(); 1588 } 1589 1590 int last_frame_number = HotSpotStackFrameReference::frameNumber(hs_frame); 1591 if (last_frame_number >= virtualFrames->length()) { 1592 THROW_MSG(vmSymbols::java_lang_IllegalStateException(), "invalid frame number") 1593 } 1594 1595 // Reallocate the non-escaping objects and restore their fields. 1596 assert (virtualFrames->at(last_frame_number)->scope() != NULL,"invalid scope"); 1597 GrowableArray<ScopeValue*>* objects = virtualFrames->at(last_frame_number)->scope()->objects(); 1598 1599 if (objects == NULL) { 1600 // no objects to materialize 1601 return; 1602 } 1603 1604 bool realloc_failures = Deoptimization::realloc_objects(thread, fstAfterDeopt.current(), objects, CHECK); 1605 Deoptimization::reassign_fields(fstAfterDeopt.current(), fstAfterDeopt.register_map(), objects, realloc_failures, false); 1606 1607 for (int frame_index = 0; frame_index < virtualFrames->length(); frame_index++) { 1608 compiledVFrame* cvf = virtualFrames->at(frame_index); 1609 1610 GrowableArray<ScopeValue*>* scopeLocals = cvf->scope()->locals(); 1611 StackValueCollection* locals = cvf->locals(); 1612 1613 if (locals != NULL) { 1614 for (int i2 = 0; i2 < locals->size(); i2++) { 1615 StackValue* var = locals->at(i2); 1616 if (var->type() == T_OBJECT && scopeLocals->at(i2)->is_object()) { 1617 jvalue val; 1618 val.l = (jobject) locals->at(i2)->get_obj()(); 1619 cvf->update_local(T_OBJECT, i2, val); 1620 } 1621 } 1622 } 1623 } 1624 1625 // all locals are materialized by now 1626 HotSpotStackFrameReference::set_localIsVirtual(hs_frame, NULL); 1627 1628 // update the locals array 1629 objArrayHandle array(THREAD, HotSpotStackFrameReference::locals(hs_frame)); 1630 StackValueCollection* locals = virtualFrames->at(last_frame_number)->locals(); 1631 for (int i = 0; i < locals->size(); i++) { 1632 StackValue* var = locals->at(i); 1633 if (var->type() == T_OBJECT) { 1634 array->obj_at_put(i, locals->at(i)->get_obj()()); 1635 } 1636 } 1637C2V_END 1638 1639C2V_VMENTRY(void, writeDebugOutput, (JNIEnv*, jobject, jbyteArray bytes, jint offset, jint length)) 1640 if (bytes == NULL) { 1641 THROW(vmSymbols::java_lang_NullPointerException()); 1642 } 1643 typeArrayOop array = (typeArrayOop) JNIHandles::resolve(bytes); 1644 1645 // Check if offset and length are non negative. 1646 if (offset < 0 || length < 0) { 1647 THROW(vmSymbols::java_lang_ArrayIndexOutOfBoundsException()); 1648 } 1649 // Check if the range is valid. 1650 if ((((unsigned int) length + (unsigned int) offset) > (unsigned int) array->length())) { 1651 THROW(vmSymbols::java_lang_ArrayIndexOutOfBoundsException()); 1652 } 1653 while (length > 0) { 1654 jbyte* start = array->byte_at_addr(offset); 1655 tty->write((char*) start, MIN2(length, O_BUFLEN)); 1656 length -= O_BUFLEN; 1657 offset += O_BUFLEN; 1658 } 1659C2V_END 1660 1661C2V_VMENTRY(void, flushDebugOutput, (JNIEnv*, jobject)) 1662 tty->flush(); 1663C2V_END 1664 1665C2V_VMENTRY(int, methodDataProfileDataSize, (JNIEnv*, jobject, jlong metaspace_method_data, jint position)) 1666 ResourceMark rm; 1667 MethodData* mdo = CompilerToVM::asMethodData(metaspace_method_data); 1668 ProfileData* profile_data = mdo->data_at(position); 1669 if (mdo->is_valid(profile_data)) { 1670 return profile_data->size_in_bytes(); 1671 } 1672 DataLayout* data = mdo->extra_data_base(); 1673 DataLayout* end = mdo->extra_data_limit(); 1674 for (;; data = mdo->next_extra(data)) { 1675 assert(data < end, "moved past end of extra data"); 1676 profile_data = data->data_in(); 1677 if (mdo->dp_to_di(profile_data->dp()) == position) { 1678 return profile_data->size_in_bytes(); 1679 } 1680 } 1681 THROW_MSG_0(vmSymbols::java_lang_IllegalArgumentException(), err_msg("Invalid profile data position %d", position)); 1682C2V_END 1683 1684C2V_VMENTRY(jlong, getFingerprint, (JNIEnv*, jobject, jlong metaspace_klass)) 1685 Klass *k = CompilerToVM::asKlass(metaspace_klass); 1686 if (k->is_instance_klass()) { 1687 return InstanceKlass::cast(k)->get_stored_fingerprint(); 1688 } else { 1689 return 0; 1690 } 1691C2V_END 1692 1693C2V_VMENTRY(jobject, getHostClass, (JNIEnv*, jobject, jobject jvmci_type)) 1694 InstanceKlass* k = InstanceKlass::cast(CompilerToVM::asKlass(jvmci_type)); 1695 InstanceKlass* host = k->host_klass(); 1696 oop result = CompilerToVM::get_jvmci_type(host, CHECK_NULL); 1697 return JNIHandles::make_local(THREAD, result); 1698C2V_END 1699 1700C2V_VMENTRY(int, interpreterFrameSize, (JNIEnv*, jobject, jobject bytecode_frame_handle)) 1701 if (bytecode_frame_handle == NULL) { 1702 THROW_0(vmSymbols::java_lang_NullPointerException()); 1703 } 1704 1705 oop top_bytecode_frame = JNIHandles::resolve_non_null(bytecode_frame_handle); 1706 oop bytecode_frame = top_bytecode_frame; 1707 int size = 0; 1708 int callee_parameters = 0; 1709 int callee_locals = 0; 1710 Method* method = getMethodFromHotSpotMethod(BytecodePosition::method(bytecode_frame)); 1711 int extra_args = method->max_stack() - BytecodeFrame::numStack(bytecode_frame); 1712 1713 while (bytecode_frame != NULL) { 1714 int locks = BytecodeFrame::numLocks(bytecode_frame); 1715 int temps = BytecodeFrame::numStack(bytecode_frame); 1716 bool is_top_frame = (bytecode_frame == top_bytecode_frame); 1717 Method* method = getMethodFromHotSpotMethod(BytecodePosition::method(bytecode_frame)); 1718 1719 int frame_size = BytesPerWord * Interpreter::size_activation(method->max_stack(), 1720 temps + callee_parameters, 1721 extra_args, 1722 locks, 1723 callee_parameters, 1724 callee_locals, 1725 is_top_frame); 1726 size += frame_size; 1727 1728 callee_parameters = method->size_of_parameters(); 1729 callee_locals = method->max_locals(); 1730 extra_args = 0; 1731 bytecode_frame = BytecodePosition::caller(bytecode_frame); 1732 } 1733 return size + Deoptimization::last_frame_adjust(0, callee_locals) * BytesPerWord; 1734C2V_END 1735 1736C2V_VMENTRY(void, compileToBytecode, (JNIEnv*, jobject, jobject lambda_form_handle)) 1737 Handle lambda_form(THREAD, JNIHandles::resolve_non_null(lambda_form_handle)); 1738 if (lambda_form->is_a(SystemDictionary::LambdaForm_klass())) { 1739 TempNewSymbol compileToBytecode = SymbolTable::new_symbol("compileToBytecode", CHECK); 1740 JavaValue result(T_VOID); 1741 JavaCalls::call_special(&result, lambda_form, SystemDictionary::LambdaForm_klass(), compileToBytecode, vmSymbols::void_method_signature(), CHECK); 1742 } else { 1743 THROW_MSG(vmSymbols::java_lang_IllegalArgumentException(), 1744 err_msg("Unexpected type: %s", lambda_form->klass()->external_name())); 1745 } 1746C2V_END 1747 1748#define CC (char*) /*cast a literal from (const char*)*/ 1749#define FN_PTR(f) CAST_FROM_FN_PTR(void*, &(c2v_ ## f)) 1750 1751#define STRING "Ljava/lang/String;" 1752#define OBJECT "Ljava/lang/Object;" 1753#define CLASS "Ljava/lang/Class;" 1754#define EXECUTABLE "Ljava/lang/reflect/Executable;" 1755#define STACK_TRACE_ELEMENT "Ljava/lang/StackTraceElement;" 1756#define INSTALLED_CODE "Ljdk/vm/ci/code/InstalledCode;" 1757#define TARGET_DESCRIPTION "Ljdk/vm/ci/code/TargetDescription;" 1758#define BYTECODE_FRAME "Ljdk/vm/ci/code/BytecodeFrame;" 1759#define RESOLVED_METHOD "Ljdk/vm/ci/meta/ResolvedJavaMethod;" 1760#define HS_RESOLVED_METHOD "Ljdk/vm/ci/hotspot/HotSpotResolvedJavaMethodImpl;" 1761#define HS_RESOLVED_KLASS "Ljdk/vm/ci/hotspot/HotSpotResolvedObjectTypeImpl;" 1762#define HS_CONSTANT_POOL "Ljdk/vm/ci/hotspot/HotSpotConstantPool;" 1763#define HS_COMPILED_CODE "Ljdk/vm/ci/hotspot/HotSpotCompiledCode;" 1764#define HS_CONFIG "Ljdk/vm/ci/hotspot/HotSpotVMConfig;" 1765#define HS_METADATA "Ljdk/vm/ci/hotspot/HotSpotMetaData;" 1766#define HS_STACK_FRAME_REF "Ljdk/vm/ci/hotspot/HotSpotStackFrameReference;" 1767#define HS_SPECULATION_LOG "Ljdk/vm/ci/hotspot/HotSpotSpeculationLog;" 1768#define METASPACE_METHOD_DATA "J" 1769 1770JNINativeMethod CompilerToVM::methods[] = { 1771 {CC "getBytecode", CC "(" HS_RESOLVED_METHOD ")[B", FN_PTR(getBytecode)}, 1772 {CC "getExceptionTableStart", CC "(" HS_RESOLVED_METHOD ")J", FN_PTR(getExceptionTableStart)}, 1773 {CC "getExceptionTableLength", CC "(" HS_RESOLVED_METHOD ")I", FN_PTR(getExceptionTableLength)}, 1774 {CC "findUniqueConcreteMethod", CC "(" HS_RESOLVED_KLASS HS_RESOLVED_METHOD ")" HS_RESOLVED_METHOD, FN_PTR(findUniqueConcreteMethod)}, 1775 {CC "getImplementor", CC "(" HS_RESOLVED_KLASS ")" HS_RESOLVED_KLASS, FN_PTR(getImplementor)}, 1776 {CC "getStackTraceElement", CC "(" HS_RESOLVED_METHOD "I)" STACK_TRACE_ELEMENT, FN_PTR(getStackTraceElement)}, 1777 {CC "methodIsIgnoredBySecurityStackWalk", CC "(" HS_RESOLVED_METHOD ")Z", FN_PTR(methodIsIgnoredBySecurityStackWalk)}, 1778 {CC "setNotInlineableOrCompileable", CC "(" HS_RESOLVED_METHOD ")V", FN_PTR(setNotInlineableOrCompileable)}, 1779 {CC "isCompilable", CC "(" HS_RESOLVED_METHOD ")Z", FN_PTR(isCompilable)}, 1780 {CC "hasNeverInlineDirective", CC "(" HS_RESOLVED_METHOD ")Z", FN_PTR(hasNeverInlineDirective)}, 1781 {CC "shouldInlineMethod", CC "(" HS_RESOLVED_METHOD ")Z", FN_PTR(shouldInlineMethod)}, 1782 {CC "lookupType", CC "(" STRING CLASS "Z)" HS_RESOLVED_KLASS, FN_PTR(lookupType)}, 1783 {CC "lookupNameInPool", CC "(" HS_CONSTANT_POOL "I)" STRING, FN_PTR(lookupNameInPool)}, 1784 {CC "lookupNameAndTypeRefIndexInPool", CC "(" HS_CONSTANT_POOL "I)I", FN_PTR(lookupNameAndTypeRefIndexInPool)}, 1785 {CC "lookupSignatureInPool", CC "(" HS_CONSTANT_POOL "I)" STRING, FN_PTR(lookupSignatureInPool)}, 1786 {CC "lookupKlassRefIndexInPool", CC "(" HS_CONSTANT_POOL "I)I", FN_PTR(lookupKlassRefIndexInPool)}, 1787 {CC "lookupKlassInPool", CC "(" HS_CONSTANT_POOL "I)Ljava/lang/Object;", FN_PTR(lookupKlassInPool)}, 1788 {CC "lookupAppendixInPool", CC "(" HS_CONSTANT_POOL "I)" OBJECT, FN_PTR(lookupAppendixInPool)}, 1789 {CC "lookupMethodInPool", CC "(" HS_CONSTANT_POOL "IB)" HS_RESOLVED_METHOD, FN_PTR(lookupMethodInPool)}, 1790 {CC "constantPoolRemapInstructionOperandFromCache", CC "(" HS_CONSTANT_POOL "I)I", FN_PTR(constantPoolRemapInstructionOperandFromCache)}, 1791 {CC "resolveConstantInPool", CC "(" HS_CONSTANT_POOL "I)" OBJECT, FN_PTR(resolveConstantInPool)}, 1792 {CC "resolvePossiblyCachedConstantInPool", CC "(" HS_CONSTANT_POOL "I)" OBJECT, FN_PTR(resolvePossiblyCachedConstantInPool)}, 1793 {CC "resolveTypeInPool", CC "(" HS_CONSTANT_POOL "I)" HS_RESOLVED_KLASS, FN_PTR(resolveTypeInPool)}, 1794 {CC "resolveFieldInPool", CC "(" HS_CONSTANT_POOL "I" HS_RESOLVED_METHOD "B[I)" HS_RESOLVED_KLASS, FN_PTR(resolveFieldInPool)}, 1795 {CC "resolveInvokeDynamicInPool", CC "(" HS_CONSTANT_POOL "I)V", FN_PTR(resolveInvokeDynamicInPool)}, 1796 {CC "resolveInvokeHandleInPool", CC "(" HS_CONSTANT_POOL "I)V", FN_PTR(resolveInvokeHandleInPool)}, 1797 {CC "resolveMethod", CC "(" HS_RESOLVED_KLASS HS_RESOLVED_METHOD HS_RESOLVED_KLASS ")" HS_RESOLVED_METHOD, FN_PTR(resolveMethod)}, 1798 {CC "getSignaturePolymorphicHolders", CC "()[" STRING, FN_PTR(getSignaturePolymorphicHolders)}, 1799 {CC "getVtableIndexForInterfaceMethod", CC "(" HS_RESOLVED_KLASS HS_RESOLVED_METHOD ")I", FN_PTR(getVtableIndexForInterfaceMethod)}, 1800 {CC "getClassInitializer", CC "(" HS_RESOLVED_KLASS ")" HS_RESOLVED_METHOD, FN_PTR(getClassInitializer)}, 1801 {CC "hasFinalizableSubclass", CC "(" HS_RESOLVED_KLASS ")Z", FN_PTR(hasFinalizableSubclass)}, 1802 {CC "getMaxCallTargetOffset", CC "(J)J", FN_PTR(getMaxCallTargetOffset)}, 1803 {CC "asResolvedJavaMethod", CC "(" EXECUTABLE ")" HS_RESOLVED_METHOD, FN_PTR(asResolvedJavaMethod)}, 1804 {CC "getResolvedJavaMethod", CC "(Ljava/lang/Object;J)" HS_RESOLVED_METHOD, FN_PTR(getResolvedJavaMethod)}, 1805 {CC "getConstantPool", CC "(Ljava/lang/Object;)" HS_CONSTANT_POOL, FN_PTR(getConstantPool)}, 1806 {CC "getResolvedJavaType", CC "(Ljava/lang/Object;JZ)" HS_RESOLVED_KLASS, FN_PTR(getResolvedJavaType)}, 1807 {CC "readConfiguration", CC "()[" OBJECT, FN_PTR(readConfiguration)}, 1808 {CC "installCode", CC "(" TARGET_DESCRIPTION HS_COMPILED_CODE INSTALLED_CODE HS_SPECULATION_LOG ")I", FN_PTR(installCode)}, 1809 {CC "getMetadata", CC "(" TARGET_DESCRIPTION HS_COMPILED_CODE HS_METADATA ")I", FN_PTR(getMetadata)}, 1810 {CC "resetCompilationStatistics", CC "()V", FN_PTR(resetCompilationStatistics)}, 1811 {CC "disassembleCodeBlob", CC "(" INSTALLED_CODE ")" STRING, FN_PTR(disassembleCodeBlob)}, 1812 {CC "executeInstalledCode", CC "([" OBJECT INSTALLED_CODE ")" OBJECT, FN_PTR(executeInstalledCode)}, 1813 {CC "getLineNumberTable", CC "(" HS_RESOLVED_METHOD ")[J", FN_PTR(getLineNumberTable)}, 1814 {CC "getLocalVariableTableStart", CC "(" HS_RESOLVED_METHOD ")J", FN_PTR(getLocalVariableTableStart)}, 1815 {CC "getLocalVariableTableLength", CC "(" HS_RESOLVED_METHOD ")I", FN_PTR(getLocalVariableTableLength)}, 1816 {CC "reprofile", CC "(" HS_RESOLVED_METHOD ")V", FN_PTR(reprofile)}, 1817 {CC "invalidateInstalledCode", CC "(" INSTALLED_CODE ")V", FN_PTR(invalidateInstalledCode)}, 1818 {CC "collectCounters", CC "()[J", FN_PTR(collectCounters)}, 1819 {CC "allocateCompileId", CC "(" HS_RESOLVED_METHOD "I)I", FN_PTR(allocateCompileId)}, 1820 {CC "isMature", CC "(" METASPACE_METHOD_DATA ")Z", FN_PTR(isMature)}, 1821 {CC "hasCompiledCodeForOSR", CC "(" HS_RESOLVED_METHOD "II)Z", FN_PTR(hasCompiledCodeForOSR)}, 1822 {CC "getSymbol", CC "(J)" STRING, FN_PTR(getSymbol)}, 1823 {CC "getNextStackFrame", CC "(" HS_STACK_FRAME_REF "[" RESOLVED_METHOD "I)" HS_STACK_FRAME_REF, FN_PTR(getNextStackFrame)}, 1824 {CC "materializeVirtualObjects", CC "(" HS_STACK_FRAME_REF "Z)V", FN_PTR(materializeVirtualObjects)}, 1825 {CC "shouldDebugNonSafepoints", CC "()Z", FN_PTR(shouldDebugNonSafepoints)}, 1826 {CC "writeDebugOutput", CC "([BII)V", FN_PTR(writeDebugOutput)}, 1827 {CC "flushDebugOutput", CC "()V", FN_PTR(flushDebugOutput)}, 1828 {CC "methodDataProfileDataSize", CC "(JI)I", FN_PTR(methodDataProfileDataSize)}, 1829 {CC "getFingerprint", CC "(J)J", FN_PTR(getFingerprint)}, 1830 {CC "getHostClass", CC "(" HS_RESOLVED_KLASS ")" HS_RESOLVED_KLASS, FN_PTR(getHostClass)}, 1831 {CC "interpreterFrameSize", CC "(" BYTECODE_FRAME ")I", FN_PTR(interpreterFrameSize)}, 1832 {CC "compileToBytecode", CC "(" OBJECT ")V", FN_PTR(compileToBytecode)}, 1833 {CC "getFlagValue", CC "(" STRING ")" OBJECT, FN_PTR(getFlagValue)}, 1834}; 1835 1836int CompilerToVM::methods_count() { 1837 return sizeof(methods) / sizeof(JNINativeMethod); 1838} 1839