1 /* 2 * Copyright (c) 2011, 2018, 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 "ci/ciUtilities.hpp" 26 #include "classfile/javaClasses.inline.hpp" 27 #include "code/codeCache.hpp" 28 #include "code/scopeDesc.hpp" 29 #include "interpreter/linkResolver.hpp" 30 #include "memory/oopFactory.hpp" 31 #include "memory/resourceArea.hpp" 32 #include "oops/cpCache.inline.hpp" 33 #include "oops/generateOopMap.hpp" 34 #include "oops/fieldStreams.hpp" 35 #include "oops/method.inline.hpp" 36 #include "oops/oop.inline.hpp" 37 #include "oops/objArrayOop.inline.hpp" 38 #include "oops/typeArrayOop.inline.hpp" 39 #include "runtime/fieldDescriptor.hpp" 40 #include "runtime/javaCalls.hpp" 41 #include "runtime/jniHandles.inline.hpp" 42 #include "jvmci/jvmciRuntime.hpp" 43 #include "compiler/abstractCompiler.hpp" 44 #include "compiler/compileBroker.hpp" 45 #include "compiler/compilerOracle.hpp" 46 #include "compiler/disassembler.hpp" 47 #include "compiler/oopMap.hpp" 48 #include "jvmci/jvmciCompilerToVM.hpp" 49 #include "jvmci/jvmciCompiler.hpp" 50 #include "jvmci/jvmciEnv.hpp" 51 #include "jvmci/jvmciJavaClasses.hpp" 52 #include "jvmci/jvmciCodeInstaller.hpp" 53 #include "jvmci/vmStructs_jvmci.hpp" 54 #include "gc/g1/heapRegion.hpp" 55 #include "gc/shared/cardTable.hpp" 56 #include "runtime/javaCalls.hpp" 57 #include "runtime/deoptimization.hpp" 58 #include "runtime/timerTrace.hpp" 59 #include "runtime/vframe.hpp" 60 #include "runtime/vframe_hp.hpp" 61 #include "runtime/vmStructs.hpp" 62 #include "utilities/resourceHash.hpp" 63 64 65 void JNIHandleMark::push_jni_handle_block() { 66 JavaThread* thread = JavaThread::current(); 67 if (thread != NULL) { 68 // Allocate a new block for JNI handles. 69 // Inlined code from jni_PushLocalFrame() 70 JNIHandleBlock* java_handles = ((JavaThread*)thread)->active_handles(); 71 JNIHandleBlock* compile_handles = JNIHandleBlock::allocate_block(thread); 72 assert(compile_handles != NULL && java_handles != NULL, "should not be NULL"); 73 compile_handles->set_pop_frame_link(java_handles); 74 thread->set_active_handles(compile_handles); 75 } 76 } 77 78 void JNIHandleMark::pop_jni_handle_block() { 79 JavaThread* thread = JavaThread::current(); 80 if (thread != NULL) { 81 // Release our JNI handle block 82 JNIHandleBlock* compile_handles = thread->active_handles(); 83 JNIHandleBlock* java_handles = compile_handles->pop_frame_link(); 84 thread->set_active_handles(java_handles); 85 compile_handles->set_pop_frame_link(NULL); 86 JNIHandleBlock::release_block(compile_handles, thread); // may block 87 } 88 } 89 90 // Entry to native method implementation that transitions current thread to '_thread_in_vm'. 91 #define C2V_VMENTRY(result_type, name, signature) \ 92 JNIEXPORT result_type JNICALL c2v_ ## name signature { \ 93 TRACE_jvmci_1("CompilerToVM::" #name); \ 94 TRACE_CALL(result_type, jvmci_ ## name signature) \ 95 JVMCI_VM_ENTRY_MARK; \ 96 97 #define C2V_END } 98 99 oop CompilerToVM::get_jvmci_method(const methodHandle& method, TRAPS) { 100 if (method() != NULL) { 101 JavaValue result(T_OBJECT); 102 JavaCallArguments args; 103 args.push_long((jlong) (address) method()); 104 JavaCalls::call_static(&result, SystemDictionary::HotSpotResolvedJavaMethodImpl_klass(), vmSymbols::fromMetaspace_name(), vmSymbols::method_fromMetaspace_signature(), &args, CHECK_NULL); 105 106 return (oop)result.get_jobject(); 107 } 108 return NULL; 109 } 110 111 oop CompilerToVM::get_jvmci_type(Klass* klass, TRAPS) { 112 if (klass != NULL) { 113 JavaValue result(T_OBJECT); 114 JavaCallArguments args; 115 args.push_oop(Handle(THREAD, klass->java_mirror())); 116 JavaCalls::call_static(&result, SystemDictionary::HotSpotResolvedObjectTypeImpl_klass(), vmSymbols::fromMetaspace_name(), vmSymbols::klass_fromMetaspace_signature(), &args, CHECK_NULL); 117 118 return (oop)result.get_jobject(); 119 } 120 return NULL; 121 } 122 123 124 int CompilerToVM::Data::Klass_vtable_start_offset; 125 int CompilerToVM::Data::Klass_vtable_length_offset; 126 127 int CompilerToVM::Data::Method_extra_stack_entries; 128 129 address CompilerToVM::Data::SharedRuntime_ic_miss_stub; 130 address CompilerToVM::Data::SharedRuntime_handle_wrong_method_stub; 131 address CompilerToVM::Data::SharedRuntime_deopt_blob_unpack; 132 address CompilerToVM::Data::SharedRuntime_deopt_blob_uncommon_trap; 133 134 size_t CompilerToVM::Data::ThreadLocalAllocBuffer_alignment_reserve; 135 136 CollectedHeap* CompilerToVM::Data::Universe_collectedHeap; 137 int CompilerToVM::Data::Universe_base_vtable_size; 138 address CompilerToVM::Data::Universe_narrow_oop_base; 139 int CompilerToVM::Data::Universe_narrow_oop_shift; 140 address CompilerToVM::Data::Universe_narrow_klass_base; 141 int CompilerToVM::Data::Universe_narrow_klass_shift; 142 void* CompilerToVM::Data::Universe_non_oop_bits; 143 uintptr_t CompilerToVM::Data::Universe_verify_oop_mask; 144 uintptr_t CompilerToVM::Data::Universe_verify_oop_bits; 145 146 bool CompilerToVM::Data::_supports_inline_contig_alloc; 147 HeapWord** CompilerToVM::Data::_heap_end_addr; 148 HeapWord* volatile* CompilerToVM::Data::_heap_top_addr; 149 int CompilerToVM::Data::_max_oop_map_stack_offset; 150 151 jbyte* CompilerToVM::Data::cardtable_start_address; 152 int CompilerToVM::Data::cardtable_shift; 153 154 int CompilerToVM::Data::vm_page_size; 155 156 int CompilerToVM::Data::sizeof_vtableEntry = sizeof(vtableEntry); 157 int CompilerToVM::Data::sizeof_ExceptionTableElement = sizeof(ExceptionTableElement); 158 int CompilerToVM::Data::sizeof_LocalVariableTableElement = sizeof(LocalVariableTableElement); 159 int CompilerToVM::Data::sizeof_ConstantPool = sizeof(ConstantPool); 160 int CompilerToVM::Data::sizeof_SymbolPointer = sizeof(Symbol*); 161 int CompilerToVM::Data::sizeof_narrowKlass = sizeof(narrowKlass); 162 int CompilerToVM::Data::sizeof_arrayOopDesc = sizeof(arrayOopDesc); 163 int CompilerToVM::Data::sizeof_BasicLock = sizeof(BasicLock); 164 165 address CompilerToVM::Data::dsin; 166 address CompilerToVM::Data::dcos; 167 address CompilerToVM::Data::dtan; 168 address CompilerToVM::Data::dexp; 169 address CompilerToVM::Data::dlog; 170 address CompilerToVM::Data::dlog10; 171 address CompilerToVM::Data::dpow; 172 173 address CompilerToVM::Data::symbol_init; 174 address CompilerToVM::Data::symbol_clinit; 175 176 void CompilerToVM::Data::initialize(TRAPS) { 177 Klass_vtable_start_offset = in_bytes(Klass::vtable_start_offset()); 178 Klass_vtable_length_offset = in_bytes(Klass::vtable_length_offset()); 179 180 Method_extra_stack_entries = Method::extra_stack_entries(); 181 182 SharedRuntime_ic_miss_stub = SharedRuntime::get_ic_miss_stub(); 183 SharedRuntime_handle_wrong_method_stub = SharedRuntime::get_handle_wrong_method_stub(); 184 SharedRuntime_deopt_blob_unpack = SharedRuntime::deopt_blob()->unpack(); 185 SharedRuntime_deopt_blob_uncommon_trap = SharedRuntime::deopt_blob()->uncommon_trap(); 186 187 ThreadLocalAllocBuffer_alignment_reserve = ThreadLocalAllocBuffer::alignment_reserve(); 188 189 Universe_collectedHeap = Universe::heap(); 190 Universe_base_vtable_size = Universe::base_vtable_size(); 191 Universe_narrow_oop_base = Universe::narrow_oop_base(); 192 Universe_narrow_oop_shift = Universe::narrow_oop_shift(); 193 Universe_narrow_klass_base = Universe::narrow_klass_base(); 194 Universe_narrow_klass_shift = Universe::narrow_klass_shift(); 195 Universe_non_oop_bits = Universe::non_oop_word(); 196 Universe_verify_oop_mask = Universe::verify_oop_mask(); 197 Universe_verify_oop_bits = Universe::verify_oop_bits(); 198 199 _supports_inline_contig_alloc = Universe::heap()->supports_inline_contig_alloc(); 200 _heap_end_addr = _supports_inline_contig_alloc ? Universe::heap()->end_addr() : (HeapWord**) -1; 201 _heap_top_addr = _supports_inline_contig_alloc ? Universe::heap()->top_addr() : (HeapWord* volatile*) -1; 202 203 _max_oop_map_stack_offset = (OopMapValue::register_mask - VMRegImpl::stack2reg(0)->value()) * VMRegImpl::stack_slot_size; 204 int max_oop_map_stack_index = _max_oop_map_stack_offset / VMRegImpl::stack_slot_size; 205 assert(OopMapValue::legal_vm_reg_name(VMRegImpl::stack2reg(max_oop_map_stack_index)), "should be valid"); 206 assert(!OopMapValue::legal_vm_reg_name(VMRegImpl::stack2reg(max_oop_map_stack_index + 1)), "should be invalid"); 207 208 symbol_init = (address) vmSymbols::object_initializer_name(); 209 symbol_clinit = (address) vmSymbols::class_initializer_name(); 210 211 BarrierSet* bs = Universe::heap()->barrier_set(); 212 if (bs->is_a(BarrierSet::CardTableModRef)) { 213 jbyte* base = ci_card_table_address(); 214 assert(base != NULL, "unexpected byte_map_base"); 215 cardtable_start_address = base; 216 cardtable_shift = CardTable::card_shift; 217 } else { 218 // No card mark barriers 219 cardtable_start_address = 0; 220 cardtable_shift = 0; 221 } 222 223 vm_page_size = os::vm_page_size(); 224 225 #define SET_TRIGFUNC(name) \ 226 if (StubRoutines::name() != NULL) { \ 227 name = StubRoutines::name(); \ 228 } else { \ 229 name = CAST_FROM_FN_PTR(address, SharedRuntime::name); \ 230 } 231 232 SET_TRIGFUNC(dsin); 233 SET_TRIGFUNC(dcos); 234 SET_TRIGFUNC(dtan); 235 SET_TRIGFUNC(dexp); 236 SET_TRIGFUNC(dlog10); 237 SET_TRIGFUNC(dlog); 238 SET_TRIGFUNC(dpow); 239 240 #undef SET_TRIGFUNC 241 } 242 243 objArrayHandle CompilerToVM::initialize_intrinsics(TRAPS) { 244 objArrayHandle vmIntrinsics = oopFactory::new_objArray_handle(VMIntrinsicMethod::klass(), (vmIntrinsics::ID_LIMIT - 1), CHECK_(objArrayHandle())); 245 int index = 0; 246 // The intrinsics for a class are usually adjacent to each other. 247 // When they are, the string for the class name can be reused. 248 vmSymbols::SID kls_sid = vmSymbols::NO_SID; 249 Handle kls_str; 250 #define SID_ENUM(n) vmSymbols::VM_SYMBOL_ENUM_NAME(n) 251 #define VM_SYMBOL_TO_STRING(s) \ 252 java_lang_String::create_from_symbol(vmSymbols::symbol_at(SID_ENUM(s)), CHECK_(objArrayHandle())) 253 #define VM_INTRINSIC_INFO(id, kls, name, sig, ignore_fcode) { \ 254 instanceHandle vmIntrinsicMethod = InstanceKlass::cast(VMIntrinsicMethod::klass())->allocate_instance_handle(CHECK_(objArrayHandle())); \ 255 if (kls_sid != SID_ENUM(kls)) { \ 256 kls_str = VM_SYMBOL_TO_STRING(kls); \ 257 kls_sid = SID_ENUM(kls); \ 258 } \ 259 Handle name_str = VM_SYMBOL_TO_STRING(name); \ 260 Handle sig_str = VM_SYMBOL_TO_STRING(sig); \ 261 VMIntrinsicMethod::set_declaringClass(vmIntrinsicMethod, kls_str()); \ 262 VMIntrinsicMethod::set_name(vmIntrinsicMethod, name_str()); \ 263 VMIntrinsicMethod::set_descriptor(vmIntrinsicMethod, sig_str()); \ 264 VMIntrinsicMethod::set_id(vmIntrinsicMethod, vmIntrinsics::id); \ 265 vmIntrinsics->obj_at_put(index++, vmIntrinsicMethod()); \ 266 } 267 268 VM_INTRINSICS_DO(VM_INTRINSIC_INFO, VM_SYMBOL_IGNORE, VM_SYMBOL_IGNORE, VM_SYMBOL_IGNORE, VM_ALIAS_IGNORE) 269 #undef SID_ENUM 270 #undef VM_SYMBOL_TO_STRING 271 #undef VM_INTRINSIC_INFO 272 assert(index == vmIntrinsics::ID_LIMIT - 1, "must be"); 273 274 return vmIntrinsics; 275 } 276 277 /** 278 * The set of VM flags known to be used. 279 */ 280 #define PREDEFINED_CONFIG_FLAGS(do_bool_flag, do_intx_flag, do_uintx_flag) \ 281 do_intx_flag(AllocateInstancePrefetchLines) \ 282 do_intx_flag(AllocatePrefetchDistance) \ 283 do_intx_flag(AllocatePrefetchInstr) \ 284 do_intx_flag(AllocatePrefetchLines) \ 285 do_intx_flag(AllocatePrefetchStepSize) \ 286 do_intx_flag(AllocatePrefetchStyle) \ 287 do_intx_flag(BciProfileWidth) \ 288 do_bool_flag(BootstrapJVMCI) \ 289 do_bool_flag(CITime) \ 290 do_bool_flag(CITimeEach) \ 291 do_uintx_flag(CodeCacheSegmentSize) \ 292 do_intx_flag(CodeEntryAlignment) \ 293 do_bool_flag(CompactFields) \ 294 NOT_PRODUCT(do_intx_flag(CompileTheWorldStartAt)) \ 295 NOT_PRODUCT(do_intx_flag(CompileTheWorldStopAt)) \ 296 do_intx_flag(ContendedPaddingWidth) \ 297 do_bool_flag(DontCompileHugeMethods) \ 298 do_bool_flag(EnableContended) \ 299 do_intx_flag(FieldsAllocationStyle) \ 300 do_bool_flag(FoldStableValues) \ 301 do_bool_flag(ForceUnreachable) \ 302 do_intx_flag(HugeMethodLimit) \ 303 do_bool_flag(Inline) \ 304 do_intx_flag(JVMCICounterSize) \ 305 do_bool_flag(JVMCIPrintProperties) \ 306 do_bool_flag(JVMCIUseFastLocking) \ 307 do_intx_flag(MethodProfileWidth) \ 308 do_intx_flag(ObjectAlignmentInBytes) \ 309 do_bool_flag(PrintInlining) \ 310 do_bool_flag(ReduceInitialCardMarks) \ 311 do_bool_flag(RestrictContended) \ 312 do_intx_flag(StackReservedPages) \ 313 do_intx_flag(StackShadowPages) \ 314 do_bool_flag(TLABStats) \ 315 do_uintx_flag(TLABWasteIncrement) \ 316 do_intx_flag(TypeProfileWidth) \ 317 do_bool_flag(UseAESIntrinsics) \ 318 X86_ONLY(do_intx_flag(UseAVX)) \ 319 do_bool_flag(UseBiasedLocking) \ 320 do_bool_flag(UseCRC32Intrinsics) \ 321 do_bool_flag(UseCompressedClassPointers) \ 322 do_bool_flag(UseCompressedOops) \ 323 do_bool_flag(UseConcMarkSweepGC) \ 324 X86_ONLY(do_bool_flag(UseCountLeadingZerosInstruction)) \ 325 X86_ONLY(do_bool_flag(UseCountTrailingZerosInstruction)) \ 326 do_bool_flag(UseG1GC) \ 327 COMPILER2_PRESENT(do_bool_flag(UseMontgomeryMultiplyIntrinsic)) \ 328 COMPILER2_PRESENT(do_bool_flag(UseMontgomerySquareIntrinsic)) \ 329 COMPILER2_PRESENT(do_bool_flag(UseMulAddIntrinsic)) \ 330 COMPILER2_PRESENT(do_bool_flag(UseMultiplyToLenIntrinsic)) \ 331 do_bool_flag(UsePopCountInstruction) \ 332 do_bool_flag(UseSHA1Intrinsics) \ 333 do_bool_flag(UseSHA256Intrinsics) \ 334 do_bool_flag(UseSHA512Intrinsics) \ 335 do_intx_flag(UseSSE) \ 336 COMPILER2_PRESENT(do_bool_flag(UseSquareToLenIntrinsic)) \ 337 do_bool_flag(UseStackBanging) \ 338 do_bool_flag(UseTLAB) \ 339 do_bool_flag(VerifyOops) \ 340 341 #define BOXED_BOOLEAN(name, value) oop name = ((jboolean)(value) ? boxedTrue() : boxedFalse()) 342 #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) 343 #define BOXED_LONG(name, value) \ 344 oop name; \ 345 do { \ 346 jvalue p; p.j = (jlong) (value); \ 347 Handle* e = longs.get(p.j); \ 348 if (e == NULL) { \ 349 oop o = java_lang_boxing_object::create(T_LONG, &p, CHECK_NULL); \ 350 Handle h(THREAD, o); \ 351 longs.put(p.j, h); \ 352 name = h(); \ 353 } else { \ 354 name = (*e)(); \ 355 } \ 356 } while (0) 357 358 #define CSTRING_TO_JSTRING(name, value) \ 359 Handle name; \ 360 do { \ 361 if (value != NULL) { \ 362 Handle* e = strings.get(value); \ 363 if (e == NULL) { \ 364 Handle h = java_lang_String::create_from_str(value, CHECK_NULL); \ 365 strings.put(value, h); \ 366 name = h; \ 367 } else { \ 368 name = (*e); \ 369 } \ 370 } \ 371 } while (0) 372 373 C2V_VMENTRY(jobjectArray, readConfiguration, (JNIEnv *env)) 374 ResourceMark rm; 375 HandleMark hm; 376 377 // Used to canonicalize Long and String values. 378 ResourceHashtable<jlong, Handle> longs; 379 ResourceHashtable<const char*, Handle, &CompilerToVM::cstring_hash, &CompilerToVM::cstring_equals> strings; 380 381 jvalue prim; 382 prim.z = true; oop boxedTrueOop = java_lang_boxing_object::create(T_BOOLEAN, &prim, CHECK_NULL); 383 Handle boxedTrue(THREAD, boxedTrueOop); 384 prim.z = false; oop boxedFalseOop = java_lang_boxing_object::create(T_BOOLEAN, &prim, CHECK_NULL); 385 Handle boxedFalse(THREAD, boxedFalseOop); 386 387 CompilerToVM::Data::initialize(CHECK_NULL); 388 389 VMField::klass()->initialize(CHECK_NULL); 390 VMFlag::klass()->initialize(CHECK_NULL); 391 VMIntrinsicMethod::klass()->initialize(CHECK_NULL); 392 393 int len = JVMCIVMStructs::localHotSpotVMStructs_count(); 394 objArrayHandle vmFields = oopFactory::new_objArray_handle(VMField::klass(), len, CHECK_NULL); 395 for (int i = 0; i < len ; i++) { 396 VMStructEntry vmField = JVMCIVMStructs::localHotSpotVMStructs[i]; 397 instanceHandle vmFieldObj = InstanceKlass::cast(VMField::klass())->allocate_instance_handle(CHECK_NULL); 398 size_t name_buf_len = strlen(vmField.typeName) + strlen(vmField.fieldName) + 2 /* "::" */; 399 char* name_buf = NEW_RESOURCE_ARRAY_IN_THREAD(THREAD, char, name_buf_len + 1); 400 sprintf(name_buf, "%s::%s", vmField.typeName, vmField.fieldName); 401 CSTRING_TO_JSTRING(name, name_buf); 402 CSTRING_TO_JSTRING(type, vmField.typeString); 403 VMField::set_name(vmFieldObj, name()); 404 VMField::set_type(vmFieldObj, type()); 405 VMField::set_offset(vmFieldObj, vmField.offset); 406 VMField::set_address(vmFieldObj, (jlong) vmField.address); 407 if (vmField.isStatic && vmField.typeString != NULL) { 408 if (strcmp(vmField.typeString, "bool") == 0) { 409 BOXED_BOOLEAN(box, *(jbyte*) vmField.address); 410 VMField::set_value(vmFieldObj, box); 411 } else if (strcmp(vmField.typeString, "int") == 0 || 412 strcmp(vmField.typeString, "jint") == 0) { 413 BOXED_LONG(box, *(jint*) vmField.address); 414 VMField::set_value(vmFieldObj, box); 415 } else if (strcmp(vmField.typeString, "uint64_t") == 0) { 416 BOXED_LONG(box, *(uint64_t*) vmField.address); 417 VMField::set_value(vmFieldObj, box); 418 } else if (strcmp(vmField.typeString, "address") == 0 || 419 strcmp(vmField.typeString, "intptr_t") == 0 || 420 strcmp(vmField.typeString, "uintptr_t") == 0 || 421 strcmp(vmField.typeString, "OopHandle") == 0 || 422 strcmp(vmField.typeString, "size_t") == 0 || 423 // All foo* types are addresses. 424 vmField.typeString[strlen(vmField.typeString) - 1] == '*') { 425 BOXED_LONG(box, *((address*) vmField.address)); 426 VMField::set_value(vmFieldObj, box); 427 } else { 428 JVMCI_ERROR_NULL("VM field %s has unsupported type %s", name_buf, vmField.typeString); 429 } 430 } 431 vmFields->obj_at_put(i, vmFieldObj()); 432 } 433 434 int ints_len = JVMCIVMStructs::localHotSpotVMIntConstants_count(); 435 int longs_len = JVMCIVMStructs::localHotSpotVMLongConstants_count(); 436 len = ints_len + longs_len; 437 objArrayHandle vmConstants = oopFactory::new_objArray_handle(SystemDictionary::Object_klass(), len * 2, CHECK_NULL); 438 int insert = 0; 439 for (int i = 0; i < ints_len ; i++) { 440 VMIntConstantEntry c = JVMCIVMStructs::localHotSpotVMIntConstants[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 for (int i = 0; i < longs_len ; i++) { 447 VMLongConstantEntry c = JVMCIVMStructs::localHotSpotVMLongConstants[i]; 448 CSTRING_TO_JSTRING(name, c.name); 449 BOXED_LONG(value, c.value); 450 vmConstants->obj_at_put(insert++, name()); 451 vmConstants->obj_at_put(insert++, value); 452 } 453 assert(insert == len * 2, "must be"); 454 455 len = JVMCIVMStructs::localHotSpotVMAddresses_count(); 456 objArrayHandle vmAddresses = oopFactory::new_objArray_handle(SystemDictionary::Object_klass(), len * 2, CHECK_NULL); 457 for (int i = 0; i < len ; i++) { 458 VMAddressEntry a = JVMCIVMStructs::localHotSpotVMAddresses[i]; 459 CSTRING_TO_JSTRING(name, a.name); 460 BOXED_LONG(value, a.value); 461 vmAddresses->obj_at_put(i * 2, name()); 462 vmAddresses->obj_at_put(i * 2 + 1, value); 463 } 464 465 #define COUNT_FLAG(ignore) +1 466 #ifdef ASSERT 467 #define CHECK_FLAG(type, name) { \ 468 Flag* flag = Flag::find_flag(#name, strlen(#name), /*allow_locked*/ true, /* return_flag */ true); \ 469 assert(flag != NULL, "No such flag named " #name); \ 470 assert(flag->is_##type(), "Flag " #name " is not of type " #type); \ 471 } 472 #else 473 #define CHECK_FLAG(type, name) 474 #endif 475 476 #define ADD_FLAG(type, name, convert) { \ 477 CHECK_FLAG(type, name) \ 478 instanceHandle vmFlagObj = InstanceKlass::cast(VMFlag::klass())->allocate_instance_handle(CHECK_NULL); \ 479 CSTRING_TO_JSTRING(fname, #name); \ 480 CSTRING_TO_JSTRING(ftype, #type); \ 481 VMFlag::set_name(vmFlagObj, fname()); \ 482 VMFlag::set_type(vmFlagObj, ftype()); \ 483 convert(value, name); \ 484 VMFlag::set_value(vmFlagObj, value); \ 485 vmFlags->obj_at_put(i++, vmFlagObj()); \ 486 } 487 #define ADD_BOOL_FLAG(name) ADD_FLAG(bool, name, BOXED_BOOLEAN) 488 #define ADD_INTX_FLAG(name) ADD_FLAG(intx, name, BOXED_LONG) 489 #define ADD_UINTX_FLAG(name) ADD_FLAG(uintx, name, BOXED_LONG) 490 491 len = 0 + PREDEFINED_CONFIG_FLAGS(COUNT_FLAG, COUNT_FLAG, COUNT_FLAG); 492 objArrayHandle vmFlags = oopFactory::new_objArray_handle(VMFlag::klass(), len, CHECK_NULL); 493 int i = 0; 494 PREDEFINED_CONFIG_FLAGS(ADD_BOOL_FLAG, ADD_INTX_FLAG, ADD_UINTX_FLAG) 495 496 objArrayHandle vmIntrinsics = CompilerToVM::initialize_intrinsics(CHECK_NULL); 497 498 objArrayOop data = oopFactory::new_objArray(SystemDictionary::Object_klass(), 5, CHECK_NULL); 499 data->obj_at_put(0, vmFields()); 500 data->obj_at_put(1, vmConstants()); 501 data->obj_at_put(2, vmAddresses()); 502 data->obj_at_put(3, vmFlags()); 503 data->obj_at_put(4, vmIntrinsics()); 504 505 return (jobjectArray) JNIHandles::make_local(THREAD, data); 506 #undef COUNT_FLAG 507 #undef ADD_FLAG 508 #undef ADD_BOOL_FLAG 509 #undef ADD_INTX_FLAG 510 #undef ADD_UINTX_FLAG 511 #undef CHECK_FLAG 512 C2V_END 513 514 C2V_VMENTRY(jobject, getFlagValue, (JNIEnv *, jobject c2vm, jobject name_handle)) 515 #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); 516 #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); 517 Handle name(THREAD, JNIHandles::resolve(name_handle)); 518 if (name.is_null()) { 519 THROW_0(vmSymbols::java_lang_NullPointerException()); 520 } 521 ResourceMark rm; 522 const char* cstring = java_lang_String::as_utf8_string(name()); 523 Flag* flag = Flag::find_flag(cstring, strlen(cstring), /* allow_locked */ true, /* return_flag */ true); 524 if (flag == NULL) { 525 return c2vm; 526 } 527 if (flag->is_bool()) { 528 jvalue prim; 529 prim.z = flag->get_bool(); 530 oop box = java_lang_boxing_object::create(T_BOOLEAN, &prim, CHECK_NULL); 531 return JNIHandles::make_local(THREAD, box); 532 } else if (flag->is_ccstr()) { 533 Handle value = java_lang_String::create_from_str(flag->get_ccstr(), CHECK_NULL); 534 return JNIHandles::make_local(THREAD, value()); 535 } else if (flag->is_intx()) { 536 RETURN_BOXED_LONG(flag->get_intx()); 537 } else if (flag->is_int()) { 538 RETURN_BOXED_LONG(flag->get_int()); 539 } else if (flag->is_uint()) { 540 RETURN_BOXED_LONG(flag->get_uint()); 541 } else if (flag->is_uint64_t()) { 542 RETURN_BOXED_LONG(flag->get_uint64_t()); 543 } else if (flag->is_size_t()) { 544 RETURN_BOXED_LONG(flag->get_size_t()); 545 } else if (flag->is_uintx()) { 546 RETURN_BOXED_LONG(flag->get_uintx()); 547 } else if (flag->is_double()) { 548 RETURN_BOXED_DOUBLE(flag->get_double()); 549 } else { 550 JVMCI_ERROR_NULL("VM flag %s has unsupported type %s", flag->_name, flag->_type); 551 } 552 C2V_END 553 554 #undef BOXED_LONG 555 #undef BOXED_DOUBLE 556 #undef CSTRING_TO_JSTRING 557 558 C2V_VMENTRY(jbyteArray, getBytecode, (JNIEnv *, jobject, jobject jvmci_method)) 559 methodHandle method = CompilerToVM::asMethod(jvmci_method); 560 ResourceMark rm; 561 562 int code_size = method->code_size(); 563 typeArrayOop reconstituted_code = oopFactory::new_byteArray(code_size, CHECK_NULL); 564 565 guarantee(method->method_holder()->is_rewritten(), "Method's holder should be rewritten"); 566 // iterate over all bytecodes and replace non-Java bytecodes 567 568 for (BytecodeStream s(method); s.next() != Bytecodes::_illegal; ) { 569 Bytecodes::Code code = s.code(); 570 Bytecodes::Code raw_code = s.raw_code(); 571 int bci = s.bci(); 572 int len = s.instruction_size(); 573 574 // Restore original byte code. 575 reconstituted_code->byte_at_put(bci, (jbyte) (s.is_wide()? Bytecodes::_wide : code)); 576 if (len > 1) { 577 memcpy(reconstituted_code->byte_at_addr(bci + 1), s.bcp()+1, len-1); 578 } 579 580 if (len > 1) { 581 // Restore the big-endian constant pool indexes. 582 // Cf. Rewriter::scan_method 583 switch (code) { 584 case Bytecodes::_getstatic: 585 case Bytecodes::_putstatic: 586 case Bytecodes::_getfield: 587 case Bytecodes::_putfield: 588 case Bytecodes::_invokevirtual: 589 case Bytecodes::_invokespecial: 590 case Bytecodes::_invokestatic: 591 case Bytecodes::_invokeinterface: 592 case Bytecodes::_invokehandle: { 593 int cp_index = Bytes::get_native_u2((address) reconstituted_code->byte_at_addr(bci + 1)); 594 Bytes::put_Java_u2((address) reconstituted_code->byte_at_addr(bci + 1), (u2) cp_index); 595 break; 596 } 597 598 case Bytecodes::_invokedynamic: { 599 int cp_index = Bytes::get_native_u4((address) reconstituted_code->byte_at_addr(bci + 1)); 600 Bytes::put_Java_u4((address) reconstituted_code->byte_at_addr(bci + 1), (u4) cp_index); 601 break; 602 } 603 604 default: 605 break; 606 } 607 608 // Not all ldc byte code are rewritten. 609 switch (raw_code) { 610 case Bytecodes::_fast_aldc: { 611 int cpc_index = reconstituted_code->byte_at(bci + 1) & 0xff; 612 int cp_index = method->constants()->object_to_cp_index(cpc_index); 613 assert(cp_index < method->constants()->length(), "sanity check"); 614 reconstituted_code->byte_at_put(bci + 1, (jbyte) cp_index); 615 break; 616 } 617 618 case Bytecodes::_fast_aldc_w: { 619 int cpc_index = Bytes::get_native_u2((address) reconstituted_code->byte_at_addr(bci + 1)); 620 int cp_index = method->constants()->object_to_cp_index(cpc_index); 621 assert(cp_index < method->constants()->length(), "sanity check"); 622 Bytes::put_Java_u2((address) reconstituted_code->byte_at_addr(bci + 1), (u2) cp_index); 623 break; 624 } 625 626 default: 627 break; 628 } 629 } 630 } 631 632 return (jbyteArray) JNIHandles::make_local(THREAD, reconstituted_code); 633 C2V_END 634 635 C2V_VMENTRY(jint, getExceptionTableLength, (JNIEnv *, jobject, jobject jvmci_method)) 636 ResourceMark rm; 637 methodHandle method = CompilerToVM::asMethod(jvmci_method); 638 return method->exception_table_length(); 639 C2V_END 640 641 C2V_VMENTRY(jlong, getExceptionTableStart, (JNIEnv *, jobject, jobject jvmci_method)) 642 ResourceMark rm; 643 methodHandle method = CompilerToVM::asMethod(jvmci_method); 644 if (method->exception_table_length() == 0) { 645 return 0L; 646 } 647 return (jlong) (address) method->exception_table_start(); 648 C2V_END 649 650 C2V_VMENTRY(jobject, asResolvedJavaMethod, (JNIEnv *, jobject, jobject executable_handle)) 651 oop executable = JNIHandles::resolve(executable_handle); 652 oop mirror = NULL; 653 int slot = 0; 654 655 if (executable->klass() == SystemDictionary::reflect_Constructor_klass()) { 656 mirror = java_lang_reflect_Constructor::clazz(executable); 657 slot = java_lang_reflect_Constructor::slot(executable); 658 } else { 659 assert(executable->klass() == SystemDictionary::reflect_Method_klass(), "wrong type"); 660 mirror = java_lang_reflect_Method::clazz(executable); 661 slot = java_lang_reflect_Method::slot(executable); 662 } 663 Klass* holder = java_lang_Class::as_Klass(mirror); 664 methodHandle method = InstanceKlass::cast(holder)->method_with_idnum(slot); 665 oop result = CompilerToVM::get_jvmci_method(method, CHECK_NULL); 666 return JNIHandles::make_local(THREAD, result); 667 } 668 669 C2V_VMENTRY(jobject, getResolvedJavaMethod, (JNIEnv *, jobject, jobject base, jlong offset)) 670 methodHandle method; 671 oop base_object = JNIHandles::resolve(base); 672 if (base_object == NULL) { 673 method = *((Method**)(offset)); 674 } else if (base_object->is_a(SystemDictionary::ResolvedMethodName_klass())) { 675 method = (Method*) (intptr_t) base_object->long_field(offset); 676 } else if (base_object->is_a(SystemDictionary::HotSpotResolvedJavaMethodImpl_klass())) { 677 method = *((Method**)(HotSpotResolvedJavaMethodImpl::metaspaceMethod(base_object) + offset)); 678 } else { 679 THROW_MSG_0(vmSymbols::java_lang_IllegalArgumentException(), 680 err_msg("Unexpected type: %s", base_object->klass()->external_name())); 681 } 682 assert (method.is_null() || method->is_method(), "invalid read"); 683 oop result = CompilerToVM::get_jvmci_method(method, CHECK_NULL); 684 return JNIHandles::make_local(THREAD, result); 685 } 686 687 C2V_VMENTRY(jobject, getConstantPool, (JNIEnv *, jobject, jobject object_handle)) 688 constantPoolHandle cp; 689 oop object = JNIHandles::resolve(object_handle); 690 if (object == NULL) { 691 THROW_0(vmSymbols::java_lang_NullPointerException()); 692 } 693 if (object->is_a(SystemDictionary::HotSpotResolvedJavaMethodImpl_klass())) { 694 cp = CompilerToVM::asMethod(object)->constMethod()->constants(); 695 } else if (object->is_a(SystemDictionary::HotSpotResolvedObjectTypeImpl_klass())) { 696 cp = InstanceKlass::cast(CompilerToVM::asKlass(object))->constants(); 697 } else { 698 THROW_MSG_0(vmSymbols::java_lang_IllegalArgumentException(), 699 err_msg("Unexpected type: %s", object->klass()->external_name())); 700 } 701 assert(!cp.is_null(), "npe"); 702 JavaValue method_result(T_OBJECT); 703 JavaCallArguments args; 704 args.push_long((jlong) (address) cp()); 705 JavaCalls::call_static(&method_result, SystemDictionary::HotSpotConstantPool_klass(), vmSymbols::fromMetaspace_name(), vmSymbols::constantPool_fromMetaspace_signature(), &args, CHECK_NULL); 706 return JNIHandles::make_local(THREAD, (oop)method_result.get_jobject()); 707 } 708 709 C2V_VMENTRY(jobject, getResolvedJavaType, (JNIEnv *, jobject, jobject base, jlong offset, jboolean compressed)) 710 Klass* klass = NULL; 711 oop base_object = JNIHandles::resolve(base); 712 jlong base_address = 0; 713 if (base_object != NULL && offset == oopDesc::klass_offset_in_bytes()) { 714 klass = base_object->klass(); 715 } else if (!compressed) { 716 if (base_object != NULL) { 717 if (base_object->is_a(SystemDictionary::HotSpotResolvedJavaMethodImpl_klass())) { 718 base_address = HotSpotResolvedJavaMethodImpl::metaspaceMethod(base_object); 719 } else if (base_object->is_a(SystemDictionary::HotSpotConstantPool_klass())) { 720 base_address = HotSpotConstantPool::metaspaceConstantPool(base_object); 721 } else if (base_object->is_a(SystemDictionary::HotSpotResolvedObjectTypeImpl_klass())) { 722 base_address = (jlong) CompilerToVM::asKlass(base_object); 723 } else if (base_object->is_a(SystemDictionary::Class_klass())) { 724 base_address = (jlong) (address) base_object; 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 } 730 klass = *((Klass**) (intptr_t) (base_address + offset)); 731 } else { 732 THROW_MSG_0(vmSymbols::java_lang_IllegalArgumentException(), 733 err_msg("Unexpected arguments: %s " JLONG_FORMAT " %s", base_object->klass()->external_name(), offset, compressed ? "true" : "false")); 734 } 735 assert (klass == NULL || klass->is_klass(), "invalid read"); 736 oop result = CompilerToVM::get_jvmci_type(klass, CHECK_NULL); 737 return JNIHandles::make_local(THREAD, result); 738 } 739 740 C2V_VMENTRY(jobject, findUniqueConcreteMethod, (JNIEnv *, jobject, jobject jvmci_type, jobject jvmci_method)) 741 ResourceMark rm; 742 methodHandle method = CompilerToVM::asMethod(jvmci_method); 743 Klass* holder = CompilerToVM::asKlass(jvmci_type); 744 if (holder->is_interface()) { 745 THROW_MSG_0(vmSymbols::java_lang_InternalError(), err_msg("Interface %s should be handled in Java code", holder->external_name())); 746 } 747 748 methodHandle ucm; 749 { 750 MutexLocker locker(Compile_lock); 751 ucm = Dependencies::find_unique_concrete_method(holder, method()); 752 } 753 oop result = CompilerToVM::get_jvmci_method(ucm, CHECK_NULL); 754 return JNIHandles::make_local(THREAD, result); 755 C2V_END 756 757 C2V_VMENTRY(jobject, getImplementor, (JNIEnv *, jobject, jobject jvmci_type)) 758 Klass* klass = CompilerToVM::asKlass(jvmci_type); 759 if (!klass->is_interface()) { 760 THROW_MSG_0(vmSymbols::java_lang_IllegalArgumentException(), 761 err_msg("Expected interface type, got %s", klass->external_name())); 762 } 763 InstanceKlass* iklass = InstanceKlass::cast(klass); 764 oop implementor = CompilerToVM::get_jvmci_type(iklass->implementor(), CHECK_NULL); 765 return JNIHandles::make_local(THREAD, implementor); 766 C2V_END 767 768 C2V_VMENTRY(jboolean, methodIsIgnoredBySecurityStackWalk,(JNIEnv *, jobject, jobject jvmci_method)) 769 methodHandle method = CompilerToVM::asMethod(jvmci_method); 770 return method->is_ignored_by_security_stack_walk(); 771 C2V_END 772 773 C2V_VMENTRY(jboolean, isCompilable,(JNIEnv *, jobject, jobject jvmci_method)) 774 methodHandle method = CompilerToVM::asMethod(jvmci_method); 775 constantPoolHandle cp = method->constMethod()->constants(); 776 assert(!cp.is_null(), "npe"); 777 // don't inline method when constant pool contains a CONSTANT_Dynamic 778 return !method->is_not_compilable(CompLevel_full_optimization) && !cp->has_dynamic_constant(); 779 C2V_END 780 781 C2V_VMENTRY(jboolean, hasNeverInlineDirective,(JNIEnv *, jobject, jobject jvmci_method)) 782 methodHandle method = CompilerToVM::asMethod(jvmci_method); 783 return !Inline || CompilerOracle::should_not_inline(method) || method->dont_inline(); 784 C2V_END 785 786 C2V_VMENTRY(jboolean, shouldInlineMethod,(JNIEnv *, jobject, jobject jvmci_method)) 787 methodHandle method = CompilerToVM::asMethod(jvmci_method); 788 return CompilerOracle::should_inline(method) || method->force_inline(); 789 C2V_END 790 791 C2V_VMENTRY(jobject, lookupType, (JNIEnv*, jobject, jstring jname, jclass accessing_class, jboolean resolve)) 792 ResourceMark rm; 793 Handle name(THREAD, JNIHandles::resolve(jname)); 794 Symbol* class_name = java_lang_String::as_symbol(name(), CHECK_0); 795 if (java_lang_String::length(name()) <= 1) { 796 THROW_MSG_0(vmSymbols::java_lang_InternalError(), err_msg("Primitive type %s should be handled in Java code", class_name->as_C_string())); 797 } 798 799 Klass* resolved_klass = NULL; 800 if (JNIHandles::resolve(accessing_class) == NULL) { 801 THROW_0(vmSymbols::java_lang_NullPointerException()); 802 } 803 Klass* accessing_klass = java_lang_Class::as_Klass(JNIHandles::resolve(accessing_class)); 804 Handle class_loader(THREAD, accessing_klass->class_loader()); 805 Handle protection_domain(THREAD, accessing_klass->protection_domain()); 806 807 if (resolve) { 808 resolved_klass = SystemDictionary::resolve_or_null(class_name, class_loader, protection_domain, CHECK_0); 809 } else { 810 if (class_name->byte_at(0) == 'L' && 811 class_name->byte_at(class_name->utf8_length()-1) == ';') { 812 // This is a name from a signature. Strip off the trimmings. 813 // Call recursive to keep scope of strippedsym. 814 TempNewSymbol strippedsym = SymbolTable::new_symbol(class_name->as_utf8()+1, 815 class_name->utf8_length()-2, 816 CHECK_0); 817 resolved_klass = SystemDictionary::find(strippedsym, class_loader, protection_domain, CHECK_0); 818 } else if (FieldType::is_array(class_name)) { 819 FieldArrayInfo fd; 820 // dimension and object_key in FieldArrayInfo are assigned as a side-effect 821 // of this call 822 BasicType t = FieldType::get_array_info(class_name, fd, CHECK_0); 823 if (t == T_OBJECT) { 824 TempNewSymbol strippedsym = SymbolTable::new_symbol(class_name->as_utf8()+1+fd.dimension(), 825 class_name->utf8_length()-2-fd.dimension(), 826 CHECK_0); 827 // naked oop "k" is OK here -- we assign back into it 828 resolved_klass = SystemDictionary::find(strippedsym, 829 class_loader, 830 protection_domain, 831 CHECK_0); 832 if (resolved_klass != NULL) { 833 resolved_klass = resolved_klass->array_klass(fd.dimension(), CHECK_0); 834 } 835 } else { 836 resolved_klass = Universe::typeArrayKlassObj(t); 837 resolved_klass = TypeArrayKlass::cast(resolved_klass)->array_klass(fd.dimension(), CHECK_0); 838 } 839 } 840 } 841 oop result = CompilerToVM::get_jvmci_type(resolved_klass, CHECK_NULL); 842 return JNIHandles::make_local(THREAD, result); 843 C2V_END 844 845 C2V_VMENTRY(jobject, resolveConstantInPool, (JNIEnv*, jobject, jobject jvmci_constant_pool, jint index)) 846 constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool); 847 oop result = cp->resolve_constant_at(index, CHECK_NULL); 848 return JNIHandles::make_local(THREAD, result); 849 C2V_END 850 851 C2V_VMENTRY(jobject, resolvePossiblyCachedConstantInPool, (JNIEnv*, jobject, jobject jvmci_constant_pool, jint index)) 852 constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool); 853 oop result = cp->resolve_possibly_cached_constant_at(index, CHECK_NULL); 854 return JNIHandles::make_local(THREAD, result); 855 C2V_END 856 857 C2V_VMENTRY(jint, lookupNameAndTypeRefIndexInPool, (JNIEnv*, jobject, jobject jvmci_constant_pool, jint index)) 858 constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool); 859 return cp->name_and_type_ref_index_at(index); 860 C2V_END 861 862 C2V_VMENTRY(jobject, lookupNameInPool, (JNIEnv*, jobject, jobject jvmci_constant_pool, jint which)) 863 constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool); 864 Handle sym = java_lang_String::create_from_symbol(cp->name_ref_at(which), CHECK_NULL); 865 return JNIHandles::make_local(THREAD, sym()); 866 C2V_END 867 868 C2V_VMENTRY(jobject, lookupSignatureInPool, (JNIEnv*, jobject, jobject jvmci_constant_pool, jint which)) 869 constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool); 870 Handle sym = java_lang_String::create_from_symbol(cp->signature_ref_at(which), CHECK_NULL); 871 return JNIHandles::make_local(THREAD, sym()); 872 C2V_END 873 874 C2V_VMENTRY(jint, lookupKlassRefIndexInPool, (JNIEnv*, jobject, jobject jvmci_constant_pool, jint index)) 875 constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool); 876 return cp->klass_ref_index_at(index); 877 C2V_END 878 879 C2V_VMENTRY(jobject, resolveTypeInPool, (JNIEnv*, jobject, jobject jvmci_constant_pool, jint index)) 880 constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool); 881 Klass* resolved_klass = cp->klass_at(index, CHECK_NULL); 882 oop klass = CompilerToVM::get_jvmci_type(resolved_klass, CHECK_NULL); 883 return JNIHandles::make_local(THREAD, klass); 884 C2V_END 885 886 C2V_VMENTRY(jobject, lookupKlassInPool, (JNIEnv*, jobject, jobject jvmci_constant_pool, jint index, jbyte opcode)) 887 constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool); 888 Klass* loading_klass = cp->pool_holder(); 889 bool is_accessible = false; 890 Klass* klass = JVMCIEnv::get_klass_by_index(cp, index, is_accessible, loading_klass); 891 Symbol* symbol = NULL; 892 if (klass == NULL) { 893 symbol = cp->klass_name_at(index); 894 } 895 oop result_oop; 896 if (klass != NULL) { 897 result_oop = CompilerToVM::get_jvmci_type(klass, CHECK_NULL); 898 } else { 899 Handle result = java_lang_String::create_from_symbol(symbol, CHECK_NULL); 900 result_oop = result(); 901 } 902 return JNIHandles::make_local(THREAD, result_oop); 903 C2V_END 904 905 C2V_VMENTRY(jobject, lookupAppendixInPool, (JNIEnv*, jobject, jobject jvmci_constant_pool, jint index)) 906 constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool); 907 oop appendix_oop = ConstantPool::appendix_at_if_loaded(cp, index); 908 return JNIHandles::make_local(THREAD, appendix_oop); 909 C2V_END 910 911 C2V_VMENTRY(jobject, lookupMethodInPool, (JNIEnv*, jobject, jobject jvmci_constant_pool, jint index, jbyte opcode)) 912 constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool); 913 InstanceKlass* pool_holder = cp->pool_holder(); 914 Bytecodes::Code bc = (Bytecodes::Code) (((int) opcode) & 0xFF); 915 methodHandle method = JVMCIEnv::get_method_by_index(cp, index, bc, pool_holder); 916 oop result = CompilerToVM::get_jvmci_method(method, CHECK_NULL); 917 return JNIHandles::make_local(THREAD, result); 918 C2V_END 919 920 C2V_VMENTRY(jint, constantPoolRemapInstructionOperandFromCache, (JNIEnv*, jobject, jobject jvmci_constant_pool, jint index)) 921 constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool); 922 return cp->remap_instruction_operand_from_cache(index); 923 C2V_END 924 925 C2V_VMENTRY(jobject, resolveFieldInPool, (JNIEnv*, jobject, jobject jvmci_constant_pool, jint index, jobject jvmci_method, jbyte opcode, jintArray info_handle)) 926 ResourceMark rm; 927 constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool); 928 Bytecodes::Code code = (Bytecodes::Code)(((int) opcode) & 0xFF); 929 fieldDescriptor fd; 930 LinkInfo link_info(cp, index, (jvmci_method != NULL) ? CompilerToVM::asMethod(jvmci_method) : NULL, CHECK_0); 931 LinkResolver::resolve_field(fd, link_info, Bytecodes::java_code(code), false, CHECK_0); 932 typeArrayOop info = (typeArrayOop) JNIHandles::resolve(info_handle); 933 if (info == NULL || info->length() != 3) { 934 JVMCI_ERROR_NULL("info must not be null and have a length of 3"); 935 } 936 info->int_at_put(0, fd.access_flags().as_int()); 937 info->int_at_put(1, fd.offset()); 938 info->int_at_put(2, fd.index()); 939 oop field_holder = CompilerToVM::get_jvmci_type(fd.field_holder(), CHECK_NULL); 940 return JNIHandles::make_local(THREAD, field_holder); 941 C2V_END 942 943 C2V_VMENTRY(jint, getVtableIndexForInterfaceMethod, (JNIEnv *, jobject, jobject jvmci_type, jobject jvmci_method)) 944 ResourceMark rm; 945 Klass* klass = CompilerToVM::asKlass(jvmci_type); 946 Method* method = CompilerToVM::asMethod(jvmci_method); 947 if (klass->is_interface()) { 948 THROW_MSG_0(vmSymbols::java_lang_InternalError(), err_msg("Interface %s should be handled in Java code", klass->external_name())); 949 } 950 if (!method->method_holder()->is_interface()) { 951 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())); 952 } 953 if (!InstanceKlass::cast(klass)->is_linked()) { 954 THROW_MSG_0(vmSymbols::java_lang_InternalError(), err_msg("Class %s must be linked", klass->external_name())); 955 } 956 return LinkResolver::vtable_index_of_interface_method(klass, method); 957 C2V_END 958 959 C2V_VMENTRY(jobject, resolveMethod, (JNIEnv *, jobject, jobject receiver_jvmci_type, jobject jvmci_method, jobject caller_jvmci_type)) 960 Klass* recv_klass = CompilerToVM::asKlass(receiver_jvmci_type); 961 Klass* caller_klass = CompilerToVM::asKlass(caller_jvmci_type); 962 methodHandle method = CompilerToVM::asMethod(jvmci_method); 963 964 Klass* resolved = method->method_holder(); 965 Symbol* h_name = method->name(); 966 Symbol* h_signature = method->signature(); 967 968 if (MethodHandles::is_signature_polymorphic_method(method())) { 969 // Signature polymorphic methods are already resolved, JVMCI just returns NULL in this case. 970 return NULL; 971 } 972 973 LinkInfo link_info(resolved, h_name, h_signature, caller_klass); 974 methodHandle m; 975 // Only do exact lookup if receiver klass has been linked. Otherwise, 976 // the vtable has not been setup, and the LinkResolver will fail. 977 if (recv_klass->is_array_klass() || 978 (InstanceKlass::cast(recv_klass)->is_linked() && !recv_klass->is_interface())) { 979 if (resolved->is_interface()) { 980 m = LinkResolver::resolve_interface_call_or_null(recv_klass, link_info); 981 } else { 982 m = LinkResolver::resolve_virtual_call_or_null(recv_klass, link_info); 983 } 984 } 985 986 if (m.is_null()) { 987 // Return NULL if there was a problem with lookup (uninitialized class, etc.) 988 return NULL; 989 } 990 991 oop result = CompilerToVM::get_jvmci_method(m, CHECK_NULL); 992 return JNIHandles::make_local(THREAD, result); 993 C2V_END 994 995 C2V_VMENTRY(jboolean, hasFinalizableSubclass,(JNIEnv *, jobject, jobject jvmci_type)) 996 Klass* klass = CompilerToVM::asKlass(jvmci_type); 997 assert(klass != NULL, "method must not be called for primitive types"); 998 return Dependencies::find_finalizable_subclass(klass) != NULL; 999 C2V_END 1000 1001 C2V_VMENTRY(jobject, getClassInitializer, (JNIEnv *, jobject, jobject jvmci_type)) 1002 Klass* klass = CompilerToVM::asKlass(jvmci_type); 1003 if (!klass->is_instance_klass()) { 1004 return NULL; 1005 } 1006 InstanceKlass* iklass = InstanceKlass::cast(klass); 1007 oop result = CompilerToVM::get_jvmci_method(iklass->class_initializer(), CHECK_NULL); 1008 return JNIHandles::make_local(THREAD, result); 1009 C2V_END 1010 1011 C2V_VMENTRY(jlong, getMaxCallTargetOffset, (JNIEnv*, jobject, jlong addr)) 1012 address target_addr = (address) addr; 1013 if (target_addr != 0x0) { 1014 int64_t off_low = (int64_t)target_addr - ((int64_t)CodeCache::low_bound() + sizeof(int)); 1015 int64_t off_high = (int64_t)target_addr - ((int64_t)CodeCache::high_bound() + sizeof(int)); 1016 return MAX2(ABS(off_low), ABS(off_high)); 1017 } 1018 return -1; 1019 C2V_END 1020 1021 C2V_VMENTRY(void, setNotInlinableOrCompilable,(JNIEnv *, jobject, jobject jvmci_method)) 1022 methodHandle method = CompilerToVM::asMethod(jvmci_method); 1023 method->set_not_c1_compilable(); 1024 method->set_not_c2_compilable(); 1025 method->set_dont_inline(true); 1026 C2V_END 1027 1028 C2V_VMENTRY(jint, installCode, (JNIEnv *jniEnv, jobject, jobject target, jobject compiled_code, jobject installed_code, jobject speculation_log)) 1029 ResourceMark rm; 1030 HandleMark hm; 1031 JNIHandleMark jni_hm; 1032 1033 Handle target_handle(THREAD, JNIHandles::resolve(target)); 1034 Handle compiled_code_handle(THREAD, JNIHandles::resolve(compiled_code)); 1035 CodeBlob* cb = NULL; 1036 Handle installed_code_handle(THREAD, JNIHandles::resolve(installed_code)); 1037 Handle speculation_log_handle(THREAD, JNIHandles::resolve(speculation_log)); 1038 1039 JVMCICompiler* compiler = JVMCICompiler::instance(true, CHECK_JNI_ERR); 1040 1041 TraceTime install_time("installCode", JVMCICompiler::codeInstallTimer()); 1042 bool is_immutable_PIC = HotSpotCompiledCode::isImmutablePIC(compiled_code_handle) > 0; 1043 CodeInstaller installer(is_immutable_PIC); 1044 JVMCIEnv::CodeInstallResult result = installer.install(compiler, target_handle, compiled_code_handle, cb, installed_code_handle, speculation_log_handle, CHECK_0); 1045 1046 if (PrintCodeCacheOnCompilation) { 1047 stringStream s; 1048 // Dump code cache into a buffer before locking the tty, 1049 { 1050 MutexLockerEx mu(CodeCache_lock, Mutex::_no_safepoint_check_flag); 1051 CodeCache::print_summary(&s, false); 1052 } 1053 ttyLocker ttyl; 1054 tty->print_raw_cr(s.as_string()); 1055 } 1056 1057 if (result != JVMCIEnv::ok) { 1058 assert(cb == NULL, "should be"); 1059 } else { 1060 if (installed_code_handle.not_null()) { 1061 assert(installed_code_handle->is_a(InstalledCode::klass()), "wrong type"); 1062 nmethod::invalidate_installed_code(installed_code_handle, CHECK_0); 1063 { 1064 // Ensure that all updates to the InstalledCode fields are consistent. 1065 MutexLockerEx pl(Patching_lock, Mutex::_no_safepoint_check_flag); 1066 InstalledCode::set_address(installed_code_handle, (jlong) cb); 1067 InstalledCode::set_version(installed_code_handle, InstalledCode::version(installed_code_handle) + 1); 1068 if (cb->is_nmethod()) { 1069 InstalledCode::set_entryPoint(installed_code_handle, (jlong) cb->as_nmethod_or_null()->verified_entry_point()); 1070 } else { 1071 InstalledCode::set_entryPoint(installed_code_handle, (jlong) cb->code_begin()); 1072 } 1073 if (installed_code_handle->is_a(HotSpotInstalledCode::klass())) { 1074 HotSpotInstalledCode::set_size(installed_code_handle, cb->size()); 1075 HotSpotInstalledCode::set_codeStart(installed_code_handle, (jlong) cb->code_begin()); 1076 HotSpotInstalledCode::set_codeSize(installed_code_handle, cb->code_size()); 1077 } 1078 } 1079 } 1080 } 1081 return result; 1082 C2V_END 1083 1084 C2V_VMENTRY(jint, getMetadata, (JNIEnv *jniEnv, jobject, jobject target, jobject compiled_code, jobject metadata)) 1085 ResourceMark rm; 1086 HandleMark hm; 1087 1088 Handle target_handle(THREAD, JNIHandles::resolve(target)); 1089 Handle compiled_code_handle(THREAD, JNIHandles::resolve(compiled_code)); 1090 Handle metadata_handle(THREAD, JNIHandles::resolve(metadata)); 1091 1092 CodeMetadata code_metadata; 1093 CodeBlob *cb = NULL; 1094 CodeInstaller installer(true /* immutable PIC compilation */); 1095 1096 JVMCIEnv::CodeInstallResult result = installer.gather_metadata(target_handle, compiled_code_handle, code_metadata, CHECK_0); 1097 if (result != JVMCIEnv::ok) { 1098 return result; 1099 } 1100 1101 if (code_metadata.get_nr_pc_desc() > 0) { 1102 typeArrayHandle pcArrayOop = oopFactory::new_byteArray_handle(sizeof(PcDesc) * code_metadata.get_nr_pc_desc(), CHECK_(JVMCIEnv::cache_full)); 1103 memcpy(pcArrayOop->byte_at_addr(0), code_metadata.get_pc_desc(), sizeof(PcDesc) * code_metadata.get_nr_pc_desc()); 1104 HotSpotMetaData::set_pcDescBytes(metadata_handle, pcArrayOop()); 1105 } 1106 1107 if (code_metadata.get_scopes_size() > 0) { 1108 typeArrayHandle scopesArrayOop = oopFactory::new_byteArray_handle(code_metadata.get_scopes_size(), CHECK_(JVMCIEnv::cache_full)); 1109 memcpy(scopesArrayOop->byte_at_addr(0), code_metadata.get_scopes_desc(), code_metadata.get_scopes_size()); 1110 HotSpotMetaData::set_scopesDescBytes(metadata_handle, scopesArrayOop()); 1111 } 1112 1113 RelocBuffer* reloc_buffer = code_metadata.get_reloc_buffer(); 1114 typeArrayHandle relocArrayOop = oopFactory::new_byteArray_handle((int) reloc_buffer->size(), CHECK_(JVMCIEnv::cache_full)); 1115 if (reloc_buffer->size() > 0) { 1116 memcpy(relocArrayOop->byte_at_addr(0), reloc_buffer->begin(), reloc_buffer->size()); 1117 } 1118 HotSpotMetaData::set_relocBytes(metadata_handle, relocArrayOop()); 1119 1120 const OopMapSet* oopMapSet = installer.oopMapSet(); 1121 { 1122 ResourceMark mark; 1123 ImmutableOopMapBuilder builder(oopMapSet); 1124 int oopmap_size = builder.heap_size(); 1125 typeArrayHandle oopMapArrayHandle = oopFactory::new_byteArray_handle(oopmap_size, CHECK_(JVMCIEnv::cache_full)); 1126 builder.generate_into((address) oopMapArrayHandle->byte_at_addr(0)); 1127 HotSpotMetaData::set_oopMaps(metadata_handle, oopMapArrayHandle()); 1128 } 1129 1130 AOTOopRecorder* recorder = code_metadata.get_oop_recorder(); 1131 1132 int nr_meta_refs = recorder->nr_meta_refs(); 1133 objArrayOop metadataArray = oopFactory::new_objectArray(nr_meta_refs, CHECK_(JVMCIEnv::cache_full)); 1134 objArrayHandle metadataArrayHandle(THREAD, metadataArray); 1135 for (int i = 0; i < nr_meta_refs; ++i) { 1136 jobject element = recorder->meta_element(i); 1137 if (element == NULL) { 1138 return JVMCIEnv::cache_full; 1139 } 1140 metadataArrayHandle->obj_at_put(i, JNIHandles::resolve(element)); 1141 } 1142 HotSpotMetaData::set_metadata(metadata_handle, metadataArrayHandle()); 1143 1144 ExceptionHandlerTable* handler = code_metadata.get_exception_table(); 1145 int table_size = handler->size_in_bytes(); 1146 typeArrayHandle exceptionArrayOop = oopFactory::new_byteArray_handle(table_size, CHECK_(JVMCIEnv::cache_full)); 1147 1148 if (table_size > 0) { 1149 handler->copy_bytes_to((address) exceptionArrayOop->byte_at_addr(0)); 1150 } 1151 HotSpotMetaData::set_exceptionBytes(metadata_handle, exceptionArrayOop()); 1152 1153 return result; 1154 C2V_END 1155 1156 C2V_VMENTRY(void, resetCompilationStatistics, (JNIEnv *jniEnv, jobject)) 1157 JVMCICompiler* compiler = JVMCICompiler::instance(true, CHECK); 1158 CompilerStatistics* stats = compiler->stats(); 1159 stats->_standard.reset(); 1160 stats->_osr.reset(); 1161 C2V_END 1162 1163 C2V_VMENTRY(jobject, disassembleCodeBlob, (JNIEnv *jniEnv, jobject, jobject installedCode)) 1164 ResourceMark rm; 1165 HandleMark hm; 1166 1167 if (installedCode == NULL) { 1168 THROW_MSG_NULL(vmSymbols::java_lang_NullPointerException(), "installedCode is null"); 1169 } 1170 1171 jlong codeBlob = InstalledCode::address(installedCode); 1172 if (codeBlob == 0L) { 1173 return NULL; 1174 } 1175 1176 CodeBlob* cb = (CodeBlob*) (address) codeBlob; 1177 if (cb == NULL) { 1178 return NULL; 1179 } 1180 1181 // We don't want the stringStream buffer to resize during disassembly as it 1182 // uses scoped resource memory. If a nested function called during disassembly uses 1183 // a ResourceMark and the buffer expands within the scope of the mark, 1184 // the buffer becomes garbage when that scope is exited. Experience shows that 1185 // the disassembled code is typically about 10x the code size so a fixed buffer 1186 // sized to 20x code size plus a fixed amount for header info should be sufficient. 1187 int bufferSize = cb->code_size() * 20 + 1024; 1188 char* buffer = NEW_RESOURCE_ARRAY(char, bufferSize); 1189 stringStream st(buffer, bufferSize); 1190 if (cb->is_nmethod()) { 1191 nmethod* nm = (nmethod*) cb; 1192 if (!nm->is_alive()) { 1193 return NULL; 1194 } 1195 } 1196 Disassembler::decode(cb, &st); 1197 if (st.size() <= 0) { 1198 return NULL; 1199 } 1200 1201 Handle result = java_lang_String::create_from_platform_dependent_str(st.as_string(), CHECK_NULL); 1202 return JNIHandles::make_local(THREAD, result()); 1203 C2V_END 1204 1205 C2V_VMENTRY(jobject, getStackTraceElement, (JNIEnv*, jobject, jobject jvmci_method, int bci)) 1206 ResourceMark rm; 1207 HandleMark hm; 1208 1209 methodHandle method = CompilerToVM::asMethod(jvmci_method); 1210 oop element = java_lang_StackTraceElement::create(method, bci, CHECK_NULL); 1211 return JNIHandles::make_local(THREAD, element); 1212 C2V_END 1213 1214 C2V_VMENTRY(jobject, executeInstalledCode, (JNIEnv*, jobject, jobject args, jobject hotspotInstalledCode)) 1215 ResourceMark rm; 1216 HandleMark hm; 1217 1218 jlong nmethodValue = InstalledCode::address(hotspotInstalledCode); 1219 if (nmethodValue == 0L) { 1220 THROW_NULL(vmSymbols::jdk_vm_ci_code_InvalidInstalledCodeException()); 1221 } 1222 nmethod* nm = (nmethod*) (address) nmethodValue; 1223 methodHandle mh = nm->method(); 1224 Symbol* signature = mh->signature(); 1225 JavaCallArguments jca(mh->size_of_parameters()); 1226 1227 JavaArgumentUnboxer jap(signature, &jca, (arrayOop) JNIHandles::resolve(args), mh->is_static()); 1228 JavaValue result(jap.get_ret_type()); 1229 jca.set_alternative_target(nm); 1230 JavaCalls::call(&result, mh, &jca, CHECK_NULL); 1231 1232 if (jap.get_ret_type() == T_VOID) { 1233 return NULL; 1234 } else if (jap.get_ret_type() == T_OBJECT || jap.get_ret_type() == T_ARRAY) { 1235 return JNIHandles::make_local(THREAD, (oop) result.get_jobject()); 1236 } else { 1237 jvalue *value = (jvalue *) result.get_value_addr(); 1238 // Narrow the value down if required (Important on big endian machines) 1239 switch (jap.get_ret_type()) { 1240 case T_BOOLEAN: 1241 value->z = (jboolean) value->i; 1242 break; 1243 case T_BYTE: 1244 value->b = (jbyte) value->i; 1245 break; 1246 case T_CHAR: 1247 value->c = (jchar) value->i; 1248 break; 1249 case T_SHORT: 1250 value->s = (jshort) value->i; 1251 break; 1252 default: 1253 break; 1254 } 1255 oop o = java_lang_boxing_object::create(jap.get_ret_type(), value, CHECK_NULL); 1256 return JNIHandles::make_local(THREAD, o); 1257 } 1258 C2V_END 1259 1260 C2V_VMENTRY(jlongArray, getLineNumberTable, (JNIEnv *, jobject, jobject jvmci_method)) 1261 Method* method = CompilerToVM::asMethod(jvmci_method); 1262 if (!method->has_linenumber_table()) { 1263 return NULL; 1264 } 1265 u2 num_entries = 0; 1266 CompressedLineNumberReadStream streamForSize(method->compressed_linenumber_table()); 1267 while (streamForSize.read_pair()) { 1268 num_entries++; 1269 } 1270 1271 CompressedLineNumberReadStream stream(method->compressed_linenumber_table()); 1272 typeArrayOop result = oopFactory::new_longArray(2 * num_entries, CHECK_NULL); 1273 1274 int i = 0; 1275 jlong value; 1276 while (stream.read_pair()) { 1277 value = ((long) stream.bci()); 1278 result->long_at_put(i, value); 1279 value = ((long) stream.line()); 1280 result->long_at_put(i + 1, value); 1281 i += 2; 1282 } 1283 1284 return (jlongArray) JNIHandles::make_local(THREAD, result); 1285 C2V_END 1286 1287 C2V_VMENTRY(jlong, getLocalVariableTableStart, (JNIEnv *, jobject, jobject jvmci_method)) 1288 ResourceMark rm; 1289 Method* method = CompilerToVM::asMethod(jvmci_method); 1290 if (!method->has_localvariable_table()) { 1291 return 0; 1292 } 1293 return (jlong) (address) method->localvariable_table_start(); 1294 C2V_END 1295 1296 C2V_VMENTRY(jint, getLocalVariableTableLength, (JNIEnv *, jobject, jobject jvmci_method)) 1297 ResourceMark rm; 1298 Method* method = CompilerToVM::asMethod(jvmci_method); 1299 return method->localvariable_table_length(); 1300 C2V_END 1301 1302 C2V_VMENTRY(void, reprofile, (JNIEnv*, jobject, jobject jvmci_method)) 1303 Method* method = CompilerToVM::asMethod(jvmci_method); 1304 MethodCounters* mcs = method->method_counters(); 1305 if (mcs != NULL) { 1306 mcs->clear_counters(); 1307 } 1308 NOT_PRODUCT(method->set_compiled_invocation_count(0)); 1309 1310 CompiledMethod* code = method->code(); 1311 if (code != NULL) { 1312 code->make_not_entrant(); 1313 } 1314 1315 MethodData* method_data = method->method_data(); 1316 if (method_data == NULL) { 1317 ClassLoaderData* loader_data = method->method_holder()->class_loader_data(); 1318 method_data = MethodData::allocate(loader_data, method, CHECK); 1319 method->set_method_data(method_data); 1320 } else { 1321 method_data->initialize(); 1322 } 1323 C2V_END 1324 1325 1326 C2V_VMENTRY(void, invalidateInstalledCode, (JNIEnv*, jobject, jobject installed_code)) 1327 Handle installed_code_handle(THREAD, JNIHandles::resolve(installed_code)); 1328 nmethod::invalidate_installed_code(installed_code_handle, CHECK); 1329 C2V_END 1330 1331 C2V_VMENTRY(jlongArray, collectCounters, (JNIEnv*, jobject)) 1332 typeArrayOop arrayOop = oopFactory::new_longArray(JVMCICounterSize, CHECK_NULL); 1333 JavaThread::collect_counters(arrayOop); 1334 return (jlongArray) JNIHandles::make_local(THREAD, arrayOop); 1335 C2V_END 1336 1337 C2V_VMENTRY(int, allocateCompileId, (JNIEnv*, jobject, jobject jvmci_method, int entry_bci)) 1338 HandleMark hm; 1339 ResourceMark rm; 1340 if (JNIHandles::resolve(jvmci_method) == NULL) { 1341 THROW_0(vmSymbols::java_lang_NullPointerException()); 1342 } 1343 Method* method = CompilerToVM::asMethod(jvmci_method); 1344 if (entry_bci >= method->code_size() || entry_bci < -1) { 1345 THROW_MSG_0(vmSymbols::java_lang_IllegalArgumentException(), err_msg("Unexpected bci %d", entry_bci)); 1346 } 1347 return CompileBroker::assign_compile_id_unlocked(THREAD, method, entry_bci); 1348 C2V_END 1349 1350 1351 C2V_VMENTRY(jboolean, isMature, (JNIEnv*, jobject, jlong metaspace_method_data)) 1352 MethodData* mdo = CompilerToVM::asMethodData(metaspace_method_data); 1353 return mdo != NULL && mdo->is_mature(); 1354 C2V_END 1355 1356 C2V_VMENTRY(jboolean, hasCompiledCodeForOSR, (JNIEnv*, jobject, jobject jvmci_method, int entry_bci, int comp_level)) 1357 Method* method = CompilerToVM::asMethod(jvmci_method); 1358 return method->lookup_osr_nmethod_for(entry_bci, comp_level, true) != NULL; 1359 C2V_END 1360 1361 C2V_VMENTRY(jobject, getSymbol, (JNIEnv*, jobject, jlong symbol)) 1362 Handle sym = java_lang_String::create_from_symbol((Symbol*)(address)symbol, CHECK_NULL); 1363 return JNIHandles::make_local(THREAD, sym()); 1364 C2V_END 1365 1366 bool matches(jobjectArray methods, Method* method) { 1367 objArrayOop methods_oop = (objArrayOop) JNIHandles::resolve(methods); 1368 1369 for (int i = 0; i < methods_oop->length(); i++) { 1370 oop resolved = methods_oop->obj_at(i); 1371 if (resolved->is_a(HotSpotResolvedJavaMethodImpl::klass()) && CompilerToVM::asMethod(resolved) == method) { 1372 return true; 1373 } 1374 } 1375 return false; 1376 } 1377 1378 C2V_VMENTRY(jobject, getNextStackFrame, (JNIEnv*, jobject compilerToVM, jobject hs_frame, jobjectArray methods, jint initialSkip)) 1379 ResourceMark rm; 1380 1381 if (!thread->has_last_Java_frame()) return NULL; 1382 Handle result = HotSpotStackFrameReference::klass()->allocate_instance_handle(CHECK_NULL); 1383 HotSpotStackFrameReference::klass()->initialize(CHECK_NULL); 1384 1385 StackFrameStream fst(thread); 1386 if (hs_frame != NULL) { 1387 // look for the correct stack frame if one is given 1388 intptr_t* stack_pointer = (intptr_t*) HotSpotStackFrameReference::stackPointer(hs_frame); 1389 while (fst.current()->sp() != stack_pointer && !fst.is_done()) { 1390 fst.next(); 1391 } 1392 if (fst.current()->sp() != stack_pointer) { 1393 THROW_MSG_NULL(vmSymbols::java_lang_IllegalStateException(), "stack frame not found") 1394 } 1395 } 1396 1397 int frame_number = 0; 1398 vframe* vf = vframe::new_vframe(fst.current(), fst.register_map(), thread); 1399 if (hs_frame != NULL) { 1400 // look for the correct vframe within the stack frame if one is given 1401 int last_frame_number = HotSpotStackFrameReference::frameNumber(hs_frame); 1402 while (frame_number < last_frame_number) { 1403 if (vf->is_top()) { 1404 THROW_MSG_NULL(vmSymbols::java_lang_IllegalStateException(), "invalid frame number") 1405 } 1406 vf = vf->sender(); 1407 frame_number ++; 1408 } 1409 // move one frame forward 1410 if (vf->is_top()) { 1411 if (fst.is_done()) { 1412 return NULL; 1413 } 1414 fst.next(); 1415 vf = vframe::new_vframe(fst.current(), fst.register_map(), thread); 1416 frame_number = 0; 1417 } else { 1418 vf = vf->sender(); 1419 frame_number++; 1420 } 1421 } 1422 1423 while (true) { 1424 // look for the given method 1425 while (true) { 1426 StackValueCollection* locals = NULL; 1427 if (vf->is_compiled_frame()) { 1428 // compiled method frame 1429 compiledVFrame* cvf = compiledVFrame::cast(vf); 1430 if (methods == NULL || matches(methods, cvf->method())) { 1431 if (initialSkip > 0) { 1432 initialSkip --; 1433 } else { 1434 ScopeDesc* scope = cvf->scope(); 1435 // native wrappers do not have a scope 1436 if (scope != NULL && scope->objects() != NULL) { 1437 bool realloc_failures = Deoptimization::realloc_objects(thread, fst.current(), scope->objects(), CHECK_NULL); 1438 Deoptimization::reassign_fields(fst.current(), fst.register_map(), scope->objects(), realloc_failures, false); 1439 1440 GrowableArray<ScopeValue*>* local_values = scope->locals(); 1441 assert(local_values != NULL, "NULL locals"); 1442 typeArrayOop array_oop = oopFactory::new_boolArray(local_values->length(), CHECK_NULL); 1443 typeArrayHandle array(THREAD, array_oop); 1444 for (int i = 0; i < local_values->length(); i++) { 1445 ScopeValue* value = local_values->at(i); 1446 if (value->is_object()) { 1447 array->bool_at_put(i, true); 1448 } 1449 } 1450 HotSpotStackFrameReference::set_localIsVirtual(result, array()); 1451 } else { 1452 HotSpotStackFrameReference::set_localIsVirtual(result, NULL); 1453 } 1454 1455 locals = cvf->locals(); 1456 HotSpotStackFrameReference::set_bci(result, cvf->bci()); 1457 oop method = CompilerToVM::get_jvmci_method(cvf->method(), CHECK_NULL); 1458 HotSpotStackFrameReference::set_method(result, method); 1459 } 1460 } 1461 } else if (vf->is_interpreted_frame()) { 1462 // interpreted method frame 1463 interpretedVFrame* ivf = interpretedVFrame::cast(vf); 1464 if (methods == NULL || matches(methods, ivf->method())) { 1465 if (initialSkip > 0) { 1466 initialSkip --; 1467 } else { 1468 locals = ivf->locals(); 1469 HotSpotStackFrameReference::set_bci(result, ivf->bci()); 1470 oop method = CompilerToVM::get_jvmci_method(ivf->method(), CHECK_NULL); 1471 HotSpotStackFrameReference::set_method(result, method); 1472 HotSpotStackFrameReference::set_localIsVirtual(result, NULL); 1473 } 1474 } 1475 } 1476 1477 // locals != NULL means that we found a matching frame and result is already partially initialized 1478 if (locals != NULL) { 1479 HotSpotStackFrameReference::set_compilerToVM(result, JNIHandles::resolve(compilerToVM)); 1480 HotSpotStackFrameReference::set_stackPointer(result, (jlong) fst.current()->sp()); 1481 HotSpotStackFrameReference::set_frameNumber(result, frame_number); 1482 1483 // initialize the locals array 1484 objArrayOop array_oop = oopFactory::new_objectArray(locals->size(), CHECK_NULL); 1485 objArrayHandle array(THREAD, array_oop); 1486 for (int i = 0; i < locals->size(); i++) { 1487 StackValue* var = locals->at(i); 1488 if (var->type() == T_OBJECT) { 1489 array->obj_at_put(i, locals->at(i)->get_obj()()); 1490 } 1491 } 1492 HotSpotStackFrameReference::set_locals(result, array()); 1493 1494 return JNIHandles::make_local(thread, result()); 1495 } 1496 1497 if (vf->is_top()) { 1498 break; 1499 } 1500 frame_number++; 1501 vf = vf->sender(); 1502 } // end of vframe loop 1503 1504 if (fst.is_done()) { 1505 break; 1506 } 1507 fst.next(); 1508 vf = vframe::new_vframe(fst.current(), fst.register_map(), thread); 1509 frame_number = 0; 1510 } // end of frame loop 1511 1512 // the end was reached without finding a matching method 1513 return NULL; 1514 C2V_END 1515 1516 C2V_VMENTRY(void, resolveInvokeDynamicInPool, (JNIEnv*, jobject, jobject jvmci_constant_pool, jint index)) 1517 constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool); 1518 CallInfo callInfo; 1519 LinkResolver::resolve_invoke(callInfo, Handle(), cp, index, Bytecodes::_invokedynamic, CHECK); 1520 ConstantPoolCacheEntry* cp_cache_entry = cp->invokedynamic_cp_cache_entry_at(index); 1521 cp_cache_entry->set_dynamic_call(cp, callInfo); 1522 C2V_END 1523 1524 C2V_VMENTRY(void, resolveInvokeHandleInPool, (JNIEnv*, jobject, jobject jvmci_constant_pool, jint index)) 1525 constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool); 1526 Klass* holder = cp->klass_ref_at(index, CHECK); 1527 Symbol* name = cp->name_ref_at(index); 1528 if (MethodHandles::is_signature_polymorphic_name(holder, name)) { 1529 CallInfo callInfo; 1530 LinkResolver::resolve_invoke(callInfo, Handle(), cp, index, Bytecodes::_invokehandle, CHECK); 1531 ConstantPoolCacheEntry* cp_cache_entry = cp->cache()->entry_at(cp->decode_cpcache_index(index)); 1532 cp_cache_entry->set_method_handle(cp, callInfo); 1533 } 1534 C2V_END 1535 1536 C2V_VMENTRY(jint, isResolvedInvokeHandleInPool, (JNIEnv*, jobject, jobject jvmci_constant_pool, jint index)) 1537 constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool); 1538 ConstantPoolCacheEntry* cp_cache_entry = cp->cache()->entry_at(cp->decode_cpcache_index(index)); 1539 if (cp_cache_entry->is_resolved(Bytecodes::_invokehandle)) { 1540 // MethodHandle.invoke* --> LambdaForm? 1541 ResourceMark rm; 1542 1543 LinkInfo link_info(cp, index, CATCH); 1544 1545 Klass* resolved_klass = link_info.resolved_klass(); 1546 1547 Symbol* name_sym = cp->name_ref_at(index); 1548 1549 vmassert(MethodHandles::is_method_handle_invoke_name(resolved_klass, name_sym), "!"); 1550 vmassert(MethodHandles::is_signature_polymorphic_name(resolved_klass, name_sym), "!"); 1551 1552 methodHandle adapter_method(cp_cache_entry->f1_as_method()); 1553 1554 methodHandle resolved_method(adapter_method); 1555 1556 // Can we treat it as a regular invokevirtual? 1557 if (resolved_method->method_holder() == resolved_klass && resolved_method->name() == name_sym) { 1558 vmassert(!resolved_method->is_static(),"!"); 1559 vmassert(MethodHandles::is_signature_polymorphic_method(resolved_method()),"!"); 1560 vmassert(!MethodHandles::is_signature_polymorphic_static(resolved_method->intrinsic_id()), "!"); 1561 vmassert(cp_cache_entry->appendix_if_resolved(cp) == NULL, "!"); 1562 vmassert(cp_cache_entry->method_type_if_resolved(cp) == NULL, "!"); 1563 1564 methodHandle m(LinkResolver::linktime_resolve_virtual_method_or_null(link_info)); 1565 vmassert(m == resolved_method, "!!"); 1566 return -1; 1567 } 1568 1569 return Bytecodes::_invokevirtual; 1570 } 1571 if (cp_cache_entry->is_resolved(Bytecodes::_invokedynamic)) { 1572 return Bytecodes::_invokedynamic; 1573 } 1574 return -1; 1575 C2V_END 1576 1577 1578 C2V_VMENTRY(jobject, getSignaturePolymorphicHolders, (JNIEnv*, jobject)) 1579 objArrayHandle holders = oopFactory::new_objArray_handle(SystemDictionary::String_klass(), 2, CHECK_NULL); 1580 Handle mh = java_lang_String::create_from_str("Ljava/lang/invoke/MethodHandle;", CHECK_NULL); 1581 Handle vh = java_lang_String::create_from_str("Ljava/lang/invoke/VarHandle;", CHECK_NULL); 1582 holders->obj_at_put(0, mh()); 1583 holders->obj_at_put(1, vh()); 1584 return JNIHandles::make_local(THREAD, holders()); 1585 C2V_END 1586 1587 C2V_VMENTRY(jboolean, shouldDebugNonSafepoints, (JNIEnv*, jobject)) 1588 //see compute_recording_non_safepoints in debugInfroRec.cpp 1589 if (JvmtiExport::should_post_compiled_method_load() && FLAG_IS_DEFAULT(DebugNonSafepoints)) { 1590 return true; 1591 } 1592 return DebugNonSafepoints; 1593 C2V_END 1594 1595 // public native void materializeVirtualObjects(HotSpotStackFrameReference stackFrame, boolean invalidate); 1596 C2V_VMENTRY(void, materializeVirtualObjects, (JNIEnv*, jobject, jobject hs_frame, bool invalidate)) 1597 ResourceMark rm; 1598 1599 if (hs_frame == NULL) { 1600 THROW_MSG(vmSymbols::java_lang_NullPointerException(), "stack frame is null") 1601 } 1602 1603 HotSpotStackFrameReference::klass()->initialize(CHECK); 1604 1605 // look for the given stack frame 1606 StackFrameStream fst(thread); 1607 intptr_t* stack_pointer = (intptr_t*) HotSpotStackFrameReference::stackPointer(hs_frame); 1608 while (fst.current()->sp() != stack_pointer && !fst.is_done()) { 1609 fst.next(); 1610 } 1611 if (fst.current()->sp() != stack_pointer) { 1612 THROW_MSG(vmSymbols::java_lang_IllegalStateException(), "stack frame not found") 1613 } 1614 1615 if (invalidate) { 1616 if (!fst.current()->is_compiled_frame()) { 1617 THROW_MSG(vmSymbols::java_lang_IllegalStateException(), "compiled stack frame expected") 1618 } 1619 assert(fst.current()->cb()->is_nmethod(), "nmethod expected"); 1620 ((nmethod*) fst.current()->cb())->make_not_entrant(); 1621 } 1622 Deoptimization::deoptimize(thread, *fst.current(), fst.register_map(), Deoptimization::Reason_none); 1623 // look for the frame again as it has been updated by deopt (pc, deopt state...) 1624 StackFrameStream fstAfterDeopt(thread); 1625 while (fstAfterDeopt.current()->sp() != stack_pointer && !fstAfterDeopt.is_done()) { 1626 fstAfterDeopt.next(); 1627 } 1628 if (fstAfterDeopt.current()->sp() != stack_pointer) { 1629 THROW_MSG(vmSymbols::java_lang_IllegalStateException(), "stack frame not found after deopt") 1630 } 1631 1632 vframe* vf = vframe::new_vframe(fstAfterDeopt.current(), fstAfterDeopt.register_map(), thread); 1633 if (!vf->is_compiled_frame()) { 1634 THROW_MSG(vmSymbols::java_lang_IllegalStateException(), "compiled stack frame expected") 1635 } 1636 1637 GrowableArray<compiledVFrame*>* virtualFrames = new GrowableArray<compiledVFrame*>(10); 1638 while (true) { 1639 assert(vf->is_compiled_frame(), "Wrong frame type"); 1640 virtualFrames->push(compiledVFrame::cast(vf)); 1641 if (vf->is_top()) { 1642 break; 1643 } 1644 vf = vf->sender(); 1645 } 1646 1647 int last_frame_number = HotSpotStackFrameReference::frameNumber(hs_frame); 1648 if (last_frame_number >= virtualFrames->length()) { 1649 THROW_MSG(vmSymbols::java_lang_IllegalStateException(), "invalid frame number") 1650 } 1651 1652 // Reallocate the non-escaping objects and restore their fields. 1653 assert (virtualFrames->at(last_frame_number)->scope() != NULL,"invalid scope"); 1654 GrowableArray<ScopeValue*>* objects = virtualFrames->at(last_frame_number)->scope()->objects(); 1655 1656 if (objects == NULL) { 1657 // no objects to materialize 1658 return; 1659 } 1660 1661 bool realloc_failures = Deoptimization::realloc_objects(thread, fstAfterDeopt.current(), objects, CHECK); 1662 Deoptimization::reassign_fields(fstAfterDeopt.current(), fstAfterDeopt.register_map(), objects, realloc_failures, false); 1663 1664 for (int frame_index = 0; frame_index < virtualFrames->length(); frame_index++) { 1665 compiledVFrame* cvf = virtualFrames->at(frame_index); 1666 1667 GrowableArray<ScopeValue*>* scopeLocals = cvf->scope()->locals(); 1668 StackValueCollection* locals = cvf->locals(); 1669 if (locals != NULL) { 1670 for (int i2 = 0; i2 < locals->size(); i2++) { 1671 StackValue* var = locals->at(i2); 1672 if (var->type() == T_OBJECT && scopeLocals->at(i2)->is_object()) { 1673 jvalue val; 1674 val.l = (jobject) locals->at(i2)->get_obj()(); 1675 cvf->update_local(T_OBJECT, i2, val); 1676 } 1677 } 1678 } 1679 1680 GrowableArray<ScopeValue*>* scopeExpressions = cvf->scope()->expressions(); 1681 StackValueCollection* expressions = cvf->expressions(); 1682 if (expressions != NULL) { 1683 for (int i2 = 0; i2 < expressions->size(); i2++) { 1684 StackValue* var = expressions->at(i2); 1685 if (var->type() == T_OBJECT && scopeExpressions->at(i2)->is_object()) { 1686 jvalue val; 1687 val.l = (jobject) expressions->at(i2)->get_obj()(); 1688 cvf->update_stack(T_OBJECT, i2, val); 1689 } 1690 } 1691 } 1692 1693 GrowableArray<MonitorValue*>* scopeMonitors = cvf->scope()->monitors(); 1694 GrowableArray<MonitorInfo*>* monitors = cvf->monitors(); 1695 if (monitors != NULL) { 1696 for (int i2 = 0; i2 < monitors->length(); i2++) { 1697 cvf->update_monitor(i2, monitors->at(i2)); 1698 } 1699 } 1700 } 1701 1702 // all locals are materialized by now 1703 HotSpotStackFrameReference::set_localIsVirtual(hs_frame, NULL); 1704 1705 // update the locals array 1706 objArrayHandle array(THREAD, HotSpotStackFrameReference::locals(hs_frame)); 1707 StackValueCollection* locals = virtualFrames->at(last_frame_number)->locals(); 1708 for (int i = 0; i < locals->size(); i++) { 1709 StackValue* var = locals->at(i); 1710 if (var->type() == T_OBJECT) { 1711 array->obj_at_put(i, locals->at(i)->get_obj()()); 1712 } 1713 } 1714 C2V_END 1715 1716 C2V_VMENTRY(void, writeDebugOutput, (JNIEnv*, jobject, jbyteArray bytes, jint offset, jint length)) 1717 if (bytes == NULL) { 1718 THROW(vmSymbols::java_lang_NullPointerException()); 1719 } 1720 typeArrayOop array = (typeArrayOop) JNIHandles::resolve(bytes); 1721 1722 // Check if offset and length are non negative. 1723 if (offset < 0 || length < 0) { 1724 THROW(vmSymbols::java_lang_ArrayIndexOutOfBoundsException()); 1725 } 1726 // Check if the range is valid. 1727 if ((((unsigned int) length + (unsigned int) offset) > (unsigned int) array->length())) { 1728 THROW(vmSymbols::java_lang_ArrayIndexOutOfBoundsException()); 1729 } 1730 while (length > 0) { 1731 jbyte* start = array->byte_at_addr(offset); 1732 tty->write((char*) start, MIN2(length, (jint)O_BUFLEN)); 1733 length -= O_BUFLEN; 1734 offset += O_BUFLEN; 1735 } 1736 C2V_END 1737 1738 C2V_VMENTRY(void, flushDebugOutput, (JNIEnv*, jobject)) 1739 tty->flush(); 1740 C2V_END 1741 1742 C2V_VMENTRY(int, methodDataProfileDataSize, (JNIEnv*, jobject, jlong metaspace_method_data, jint position)) 1743 ResourceMark rm; 1744 MethodData* mdo = CompilerToVM::asMethodData(metaspace_method_data); 1745 ProfileData* profile_data = mdo->data_at(position); 1746 if (mdo->is_valid(profile_data)) { 1747 return profile_data->size_in_bytes(); 1748 } 1749 DataLayout* data = mdo->extra_data_base(); 1750 DataLayout* end = mdo->extra_data_limit(); 1751 for (;; data = mdo->next_extra(data)) { 1752 assert(data < end, "moved past end of extra data"); 1753 profile_data = data->data_in(); 1754 if (mdo->dp_to_di(profile_data->dp()) == position) { 1755 return profile_data->size_in_bytes(); 1756 } 1757 } 1758 THROW_MSG_0(vmSymbols::java_lang_IllegalArgumentException(), err_msg("Invalid profile data position %d", position)); 1759 C2V_END 1760 1761 C2V_VMENTRY(jlong, getFingerprint, (JNIEnv*, jobject, jlong metaspace_klass)) 1762 Klass *k = CompilerToVM::asKlass(metaspace_klass); 1763 if (k->is_instance_klass()) { 1764 return InstanceKlass::cast(k)->get_stored_fingerprint(); 1765 } else { 1766 return 0; 1767 } 1768 C2V_END 1769 1770 C2V_VMENTRY(jobject, getHostClass, (JNIEnv*, jobject, jobject jvmci_type)) 1771 InstanceKlass* k = InstanceKlass::cast(CompilerToVM::asKlass(jvmci_type)); 1772 InstanceKlass* host = k->host_klass(); 1773 oop result = CompilerToVM::get_jvmci_type(host, CHECK_NULL); 1774 return JNIHandles::make_local(THREAD, result); 1775 C2V_END 1776 1777 C2V_VMENTRY(int, interpreterFrameSize, (JNIEnv*, jobject, jobject bytecode_frame_handle)) 1778 if (bytecode_frame_handle == NULL) { 1779 THROW_0(vmSymbols::java_lang_NullPointerException()); 1780 } 1781 1782 oop top_bytecode_frame = JNIHandles::resolve_non_null(bytecode_frame_handle); 1783 oop bytecode_frame = top_bytecode_frame; 1784 int size = 0; 1785 int callee_parameters = 0; 1786 int callee_locals = 0; 1787 Method* method = getMethodFromHotSpotMethod(BytecodePosition::method(bytecode_frame)); 1788 int extra_args = method->max_stack() - BytecodeFrame::numStack(bytecode_frame); 1789 1790 while (bytecode_frame != NULL) { 1791 int locks = BytecodeFrame::numLocks(bytecode_frame); 1792 int temps = BytecodeFrame::numStack(bytecode_frame); 1793 bool is_top_frame = (bytecode_frame == top_bytecode_frame); 1794 Method* method = getMethodFromHotSpotMethod(BytecodePosition::method(bytecode_frame)); 1795 1796 int frame_size = BytesPerWord * Interpreter::size_activation(method->max_stack(), 1797 temps + callee_parameters, 1798 extra_args, 1799 locks, 1800 callee_parameters, 1801 callee_locals, 1802 is_top_frame); 1803 size += frame_size; 1804 1805 callee_parameters = method->size_of_parameters(); 1806 callee_locals = method->max_locals(); 1807 extra_args = 0; 1808 bytecode_frame = BytecodePosition::caller(bytecode_frame); 1809 } 1810 return size + Deoptimization::last_frame_adjust(0, callee_locals) * BytesPerWord; 1811 C2V_END 1812 1813 C2V_VMENTRY(void, compileToBytecode, (JNIEnv*, jobject, jobject lambda_form_handle)) 1814 Handle lambda_form(THREAD, JNIHandles::resolve_non_null(lambda_form_handle)); 1815 if (lambda_form->is_a(SystemDictionary::LambdaForm_klass())) { 1816 TempNewSymbol compileToBytecode = SymbolTable::new_symbol("compileToBytecode", CHECK); 1817 JavaValue result(T_VOID); 1818 JavaCalls::call_special(&result, lambda_form, SystemDictionary::LambdaForm_klass(), compileToBytecode, vmSymbols::void_method_signature(), CHECK); 1819 } else { 1820 THROW_MSG(vmSymbols::java_lang_IllegalArgumentException(), 1821 err_msg("Unexpected type: %s", lambda_form->klass()->external_name())); 1822 } 1823 C2V_END 1824 1825 #define CC (char*) /*cast a literal from (const char*)*/ 1826 #define FN_PTR(f) CAST_FROM_FN_PTR(void*, &(c2v_ ## f)) 1827 1828 #define STRING "Ljava/lang/String;" 1829 #define OBJECT "Ljava/lang/Object;" 1830 #define CLASS "Ljava/lang/Class;" 1831 #define EXECUTABLE "Ljava/lang/reflect/Executable;" 1832 #define STACK_TRACE_ELEMENT "Ljava/lang/StackTraceElement;" 1833 #define INSTALLED_CODE "Ljdk/vm/ci/code/InstalledCode;" 1834 #define TARGET_DESCRIPTION "Ljdk/vm/ci/code/TargetDescription;" 1835 #define BYTECODE_FRAME "Ljdk/vm/ci/code/BytecodeFrame;" 1836 #define RESOLVED_METHOD "Ljdk/vm/ci/meta/ResolvedJavaMethod;" 1837 #define HS_RESOLVED_METHOD "Ljdk/vm/ci/hotspot/HotSpotResolvedJavaMethodImpl;" 1838 #define HS_RESOLVED_KLASS "Ljdk/vm/ci/hotspot/HotSpotResolvedObjectTypeImpl;" 1839 #define HS_CONSTANT_POOL "Ljdk/vm/ci/hotspot/HotSpotConstantPool;" 1840 #define HS_COMPILED_CODE "Ljdk/vm/ci/hotspot/HotSpotCompiledCode;" 1841 #define HS_CONFIG "Ljdk/vm/ci/hotspot/HotSpotVMConfig;" 1842 #define HS_METADATA "Ljdk/vm/ci/hotspot/HotSpotMetaData;" 1843 #define HS_STACK_FRAME_REF "Ljdk/vm/ci/hotspot/HotSpotStackFrameReference;" 1844 #define HS_SPECULATION_LOG "Ljdk/vm/ci/hotspot/HotSpotSpeculationLog;" 1845 #define METASPACE_METHOD_DATA "J" 1846 1847 JNINativeMethod CompilerToVM::methods[] = { 1848 {CC "getBytecode", CC "(" HS_RESOLVED_METHOD ")[B", FN_PTR(getBytecode)}, 1849 {CC "getExceptionTableStart", CC "(" HS_RESOLVED_METHOD ")J", FN_PTR(getExceptionTableStart)}, 1850 {CC "getExceptionTableLength", CC "(" HS_RESOLVED_METHOD ")I", FN_PTR(getExceptionTableLength)}, 1851 {CC "findUniqueConcreteMethod", CC "(" HS_RESOLVED_KLASS HS_RESOLVED_METHOD ")" HS_RESOLVED_METHOD, FN_PTR(findUniqueConcreteMethod)}, 1852 {CC "getImplementor", CC "(" HS_RESOLVED_KLASS ")" HS_RESOLVED_KLASS, FN_PTR(getImplementor)}, 1853 {CC "getStackTraceElement", CC "(" HS_RESOLVED_METHOD "I)" STACK_TRACE_ELEMENT, FN_PTR(getStackTraceElement)}, 1854 {CC "methodIsIgnoredBySecurityStackWalk", CC "(" HS_RESOLVED_METHOD ")Z", FN_PTR(methodIsIgnoredBySecurityStackWalk)}, 1855 {CC "setNotInlinableOrCompilable", CC "(" HS_RESOLVED_METHOD ")V", FN_PTR(setNotInlinableOrCompilable)}, 1856 {CC "isCompilable", CC "(" HS_RESOLVED_METHOD ")Z", FN_PTR(isCompilable)}, 1857 {CC "hasNeverInlineDirective", CC "(" HS_RESOLVED_METHOD ")Z", FN_PTR(hasNeverInlineDirective)}, 1858 {CC "shouldInlineMethod", CC "(" HS_RESOLVED_METHOD ")Z", FN_PTR(shouldInlineMethod)}, 1859 {CC "lookupType", CC "(" STRING CLASS "Z)" HS_RESOLVED_KLASS, FN_PTR(lookupType)}, 1860 {CC "lookupNameInPool", CC "(" HS_CONSTANT_POOL "I)" STRING, FN_PTR(lookupNameInPool)}, 1861 {CC "lookupNameAndTypeRefIndexInPool", CC "(" HS_CONSTANT_POOL "I)I", FN_PTR(lookupNameAndTypeRefIndexInPool)}, 1862 {CC "lookupSignatureInPool", CC "(" HS_CONSTANT_POOL "I)" STRING, FN_PTR(lookupSignatureInPool)}, 1863 {CC "lookupKlassRefIndexInPool", CC "(" HS_CONSTANT_POOL "I)I", FN_PTR(lookupKlassRefIndexInPool)}, 1864 {CC "lookupKlassInPool", CC "(" HS_CONSTANT_POOL "I)Ljava/lang/Object;", FN_PTR(lookupKlassInPool)}, 1865 {CC "lookupAppendixInPool", CC "(" HS_CONSTANT_POOL "I)" OBJECT, FN_PTR(lookupAppendixInPool)}, 1866 {CC "lookupMethodInPool", CC "(" HS_CONSTANT_POOL "IB)" HS_RESOLVED_METHOD, FN_PTR(lookupMethodInPool)}, 1867 {CC "constantPoolRemapInstructionOperandFromCache", CC "(" HS_CONSTANT_POOL "I)I", FN_PTR(constantPoolRemapInstructionOperandFromCache)}, 1868 {CC "resolveConstantInPool", CC "(" HS_CONSTANT_POOL "I)" OBJECT, FN_PTR(resolveConstantInPool)}, 1869 {CC "resolvePossiblyCachedConstantInPool", CC "(" HS_CONSTANT_POOL "I)" OBJECT, FN_PTR(resolvePossiblyCachedConstantInPool)}, 1870 {CC "resolveTypeInPool", CC "(" HS_CONSTANT_POOL "I)" HS_RESOLVED_KLASS, FN_PTR(resolveTypeInPool)}, 1871 {CC "resolveFieldInPool", CC "(" HS_CONSTANT_POOL "I" HS_RESOLVED_METHOD "B[I)" HS_RESOLVED_KLASS, FN_PTR(resolveFieldInPool)}, 1872 {CC "resolveInvokeDynamicInPool", CC "(" HS_CONSTANT_POOL "I)V", FN_PTR(resolveInvokeDynamicInPool)}, 1873 {CC "resolveInvokeHandleInPool", CC "(" HS_CONSTANT_POOL "I)V", FN_PTR(resolveInvokeHandleInPool)}, 1874 {CC "isResolvedInvokeHandleInPool", CC "(" HS_CONSTANT_POOL "I)I", FN_PTR(isResolvedInvokeHandleInPool)}, 1875 {CC "resolveMethod", CC "(" HS_RESOLVED_KLASS HS_RESOLVED_METHOD HS_RESOLVED_KLASS ")" HS_RESOLVED_METHOD, FN_PTR(resolveMethod)}, 1876 {CC "getSignaturePolymorphicHolders", CC "()[" STRING, FN_PTR(getSignaturePolymorphicHolders)}, 1877 {CC "getVtableIndexForInterfaceMethod", CC "(" HS_RESOLVED_KLASS HS_RESOLVED_METHOD ")I", FN_PTR(getVtableIndexForInterfaceMethod)}, 1878 {CC "getClassInitializer", CC "(" HS_RESOLVED_KLASS ")" HS_RESOLVED_METHOD, FN_PTR(getClassInitializer)}, 1879 {CC "hasFinalizableSubclass", CC "(" HS_RESOLVED_KLASS ")Z", FN_PTR(hasFinalizableSubclass)}, 1880 {CC "getMaxCallTargetOffset", CC "(J)J", FN_PTR(getMaxCallTargetOffset)}, 1881 {CC "asResolvedJavaMethod", CC "(" EXECUTABLE ")" HS_RESOLVED_METHOD, FN_PTR(asResolvedJavaMethod)}, 1882 {CC "getResolvedJavaMethod", CC "(Ljava/lang/Object;J)" HS_RESOLVED_METHOD, FN_PTR(getResolvedJavaMethod)}, 1883 {CC "getConstantPool", CC "(Ljava/lang/Object;)" HS_CONSTANT_POOL, FN_PTR(getConstantPool)}, 1884 {CC "getResolvedJavaType", CC "(Ljava/lang/Object;JZ)" HS_RESOLVED_KLASS, FN_PTR(getResolvedJavaType)}, 1885 {CC "readConfiguration", CC "()[" OBJECT, FN_PTR(readConfiguration)}, 1886 {CC "installCode", CC "(" TARGET_DESCRIPTION HS_COMPILED_CODE INSTALLED_CODE HS_SPECULATION_LOG ")I", FN_PTR(installCode)}, 1887 {CC "getMetadata", CC "(" TARGET_DESCRIPTION HS_COMPILED_CODE HS_METADATA ")I", FN_PTR(getMetadata)}, 1888 {CC "resetCompilationStatistics", CC "()V", FN_PTR(resetCompilationStatistics)}, 1889 {CC "disassembleCodeBlob", CC "(" INSTALLED_CODE ")" STRING, FN_PTR(disassembleCodeBlob)}, 1890 {CC "executeInstalledCode", CC "([" OBJECT INSTALLED_CODE ")" OBJECT, FN_PTR(executeInstalledCode)}, 1891 {CC "getLineNumberTable", CC "(" HS_RESOLVED_METHOD ")[J", FN_PTR(getLineNumberTable)}, 1892 {CC "getLocalVariableTableStart", CC "(" HS_RESOLVED_METHOD ")J", FN_PTR(getLocalVariableTableStart)}, 1893 {CC "getLocalVariableTableLength", CC "(" HS_RESOLVED_METHOD ")I", FN_PTR(getLocalVariableTableLength)}, 1894 {CC "reprofile", CC "(" HS_RESOLVED_METHOD ")V", FN_PTR(reprofile)}, 1895 {CC "invalidateInstalledCode", CC "(" INSTALLED_CODE ")V", FN_PTR(invalidateInstalledCode)}, 1896 {CC "collectCounters", CC "()[J", FN_PTR(collectCounters)}, 1897 {CC "allocateCompileId", CC "(" HS_RESOLVED_METHOD "I)I", FN_PTR(allocateCompileId)}, 1898 {CC "isMature", CC "(" METASPACE_METHOD_DATA ")Z", FN_PTR(isMature)}, 1899 {CC "hasCompiledCodeForOSR", CC "(" HS_RESOLVED_METHOD "II)Z", FN_PTR(hasCompiledCodeForOSR)}, 1900 {CC "getSymbol", CC "(J)" STRING, FN_PTR(getSymbol)}, 1901 {CC "getNextStackFrame", CC "(" HS_STACK_FRAME_REF "[" RESOLVED_METHOD "I)" HS_STACK_FRAME_REF, FN_PTR(getNextStackFrame)}, 1902 {CC "materializeVirtualObjects", CC "(" HS_STACK_FRAME_REF "Z)V", FN_PTR(materializeVirtualObjects)}, 1903 {CC "shouldDebugNonSafepoints", CC "()Z", FN_PTR(shouldDebugNonSafepoints)}, 1904 {CC "writeDebugOutput", CC "([BII)V", FN_PTR(writeDebugOutput)}, 1905 {CC "flushDebugOutput", CC "()V", FN_PTR(flushDebugOutput)}, 1906 {CC "methodDataProfileDataSize", CC "(JI)I", FN_PTR(methodDataProfileDataSize)}, 1907 {CC "getFingerprint", CC "(J)J", FN_PTR(getFingerprint)}, 1908 {CC "getHostClass", CC "(" HS_RESOLVED_KLASS ")" HS_RESOLVED_KLASS, FN_PTR(getHostClass)}, 1909 {CC "interpreterFrameSize", CC "(" BYTECODE_FRAME ")I", FN_PTR(interpreterFrameSize)}, 1910 {CC "compileToBytecode", CC "(" OBJECT ")V", FN_PTR(compileToBytecode)}, 1911 {CC "getFlagValue", CC "(" STRING ")" OBJECT, FN_PTR(getFlagValue)}, 1912 }; 1913 1914 int CompilerToVM::methods_count() { 1915 return sizeof(methods) / sizeof(JNINativeMethod); 1916 }