| /* |
| * Copyright (c) 2011, 2016, Oracle and/or its affiliates. All rights reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. |
| * |
| * This code is distributed in the hope that it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| */ |
| |
| #include "precompiled.hpp" |
| #include "classfile/javaClasses.inline.hpp" |
| #include "code/codeCache.hpp" |
| #include "code/scopeDesc.hpp" |
| #include "interpreter/linkResolver.hpp" |
| #include "memory/oopFactory.hpp" |
| #include "memory/resourceArea.hpp" |
| #include "oops/generateOopMap.hpp" |
| #include "oops/fieldStreams.hpp" |
| #include "oops/oop.inline.hpp" |
| #include "oops/objArrayOop.inline.hpp" |
| #include "runtime/fieldDescriptor.hpp" |
| #include "runtime/javaCalls.hpp" |
| #include "jvmci/jvmciRuntime.hpp" |
| #include "compiler/abstractCompiler.hpp" |
| #include "compiler/compileBroker.hpp" |
| #include "compiler/compilerOracle.hpp" |
| #include "compiler/disassembler.hpp" |
| #include "compiler/oopMap.hpp" |
| #include "jvmci/jvmciCompilerToVM.hpp" |
| #include "jvmci/jvmciCompiler.hpp" |
| #include "jvmci/jvmciEnv.hpp" |
| #include "jvmci/jvmciJavaClasses.hpp" |
| #include "jvmci/jvmciCodeInstaller.hpp" |
| #include "jvmci/vmStructs_jvmci.hpp" |
| #include "gc/g1/heapRegion.hpp" |
| #include "runtime/javaCalls.hpp" |
| #include "runtime/deoptimization.hpp" |
| #include "runtime/timerTrace.hpp" |
| #include "runtime/vframe.hpp" |
| #include "runtime/vframe_hp.hpp" |
| #include "runtime/vmStructs.hpp" |
| |
| |
| // Entry to native method implementation that transitions current thread to '_thread_in_vm'. |
| #define C2V_VMENTRY(result_type, name, signature) \ |
| JNIEXPORT result_type JNICALL c2v_ ## name signature { \ |
| TRACE_jvmci_1("CompilerToVM::" #name); \ |
| TRACE_CALL(result_type, jvmci_ ## name signature) \ |
| JVMCI_VM_ENTRY_MARK; \ |
| |
| #define C2V_END } |
| |
| oop CompilerToVM::get_jvmci_method(const methodHandle& method, TRAPS) { |
| if (method() != NULL) { |
| JavaValue result(T_OBJECT); |
| JavaCallArguments args; |
| args.push_long((jlong) (address) method()); |
| JavaCalls::call_static(&result, SystemDictionary::HotSpotResolvedJavaMethodImpl_klass(), vmSymbols::fromMetaspace_name(), vmSymbols::method_fromMetaspace_signature(), &args, CHECK_NULL); |
| |
| return (oop)result.get_jobject(); |
| } |
| return NULL; |
| } |
| |
| oop CompilerToVM::get_jvmci_type(KlassHandle klass, TRAPS) { |
| if (klass() != NULL) { |
| JavaValue result(T_OBJECT); |
| JavaCallArguments args; |
| args.push_oop(klass->java_mirror()); |
| JavaCalls::call_static(&result, SystemDictionary::HotSpotResolvedObjectTypeImpl_klass(), vmSymbols::fromMetaspace_name(), vmSymbols::klass_fromMetaspace_signature(), &args, CHECK_NULL); |
| |
| return (oop)result.get_jobject(); |
| } |
| return NULL; |
| } |
| |
| extern "C" { |
| extern VMStructEntry* jvmciHotSpotVMStructs; |
| extern uint64_t jvmciHotSpotVMStructEntryTypeNameOffset; |
| extern uint64_t jvmciHotSpotVMStructEntryFieldNameOffset; |
| extern uint64_t jvmciHotSpotVMStructEntryTypeStringOffset; |
| extern uint64_t jvmciHotSpotVMStructEntryIsStaticOffset; |
| extern uint64_t jvmciHotSpotVMStructEntryOffsetOffset; |
| extern uint64_t jvmciHotSpotVMStructEntryAddressOffset; |
| extern uint64_t jvmciHotSpotVMStructEntryArrayStride; |
| |
| extern VMTypeEntry* jvmciHotSpotVMTypes; |
| extern uint64_t jvmciHotSpotVMTypeEntryTypeNameOffset; |
| extern uint64_t jvmciHotSpotVMTypeEntrySuperclassNameOffset; |
| extern uint64_t jvmciHotSpotVMTypeEntryIsOopTypeOffset; |
| extern uint64_t jvmciHotSpotVMTypeEntryIsIntegerTypeOffset; |
| extern uint64_t jvmciHotSpotVMTypeEntryIsUnsignedOffset; |
| extern uint64_t jvmciHotSpotVMTypeEntrySizeOffset; |
| extern uint64_t jvmciHotSpotVMTypeEntryArrayStride; |
| |
| extern VMIntConstantEntry* jvmciHotSpotVMIntConstants; |
| extern uint64_t jvmciHotSpotVMIntConstantEntryNameOffset; |
| extern uint64_t jvmciHotSpotVMIntConstantEntryValueOffset; |
| extern uint64_t jvmciHotSpotVMIntConstantEntryArrayStride; |
| |
| extern VMLongConstantEntry* jvmciHotSpotVMLongConstants; |
| extern uint64_t jvmciHotSpotVMLongConstantEntryNameOffset; |
| extern uint64_t jvmciHotSpotVMLongConstantEntryValueOffset; |
| extern uint64_t jvmciHotSpotVMLongConstantEntryArrayStride; |
| |
| extern VMAddressEntry* jvmciHotSpotVMAddresses; |
| extern uint64_t jvmciHotSpotVMAddressEntryNameOffset; |
| extern uint64_t jvmciHotSpotVMAddressEntryValueOffset; |
| extern uint64_t jvmciHotSpotVMAddressEntryArrayStride; |
| } |
| |
| int CompilerToVM::Data::Klass_vtable_start_offset; |
| int CompilerToVM::Data::Klass_vtable_length_offset; |
| |
| int CompilerToVM::Data::Method_extra_stack_entries; |
| |
| address CompilerToVM::Data::SharedRuntime_ic_miss_stub; |
| address CompilerToVM::Data::SharedRuntime_handle_wrong_method_stub; |
| address CompilerToVM::Data::SharedRuntime_deopt_blob_unpack; |
| address CompilerToVM::Data::SharedRuntime_deopt_blob_uncommon_trap; |
| |
| size_t CompilerToVM::Data::ThreadLocalAllocBuffer_alignment_reserve; |
| |
| CollectedHeap* CompilerToVM::Data::Universe_collectedHeap; |
| int CompilerToVM::Data::Universe_base_vtable_size; |
| address CompilerToVM::Data::Universe_narrow_oop_base; |
| int CompilerToVM::Data::Universe_narrow_oop_shift; |
| address CompilerToVM::Data::Universe_narrow_klass_base; |
| int CompilerToVM::Data::Universe_narrow_klass_shift; |
| void* CompilerToVM::Data::Universe_non_oop_bits; |
| uintptr_t CompilerToVM::Data::Universe_verify_oop_mask; |
| uintptr_t CompilerToVM::Data::Universe_verify_oop_bits; |
| |
| bool CompilerToVM::Data::_supports_inline_contig_alloc; |
| HeapWord** CompilerToVM::Data::_heap_end_addr; |
| HeapWord** CompilerToVM::Data::_heap_top_addr; |
| |
| jbyte* CompilerToVM::Data::cardtable_start_address; |
| int CompilerToVM::Data::cardtable_shift; |
| |
| int CompilerToVM::Data::vm_page_size; |
| |
| void CompilerToVM::Data::initialize() { |
| Klass_vtable_start_offset = in_bytes(Klass::vtable_start_offset()); |
| Klass_vtable_length_offset = in_bytes(Klass::vtable_length_offset()); |
| |
| Method_extra_stack_entries = Method::extra_stack_entries(); |
| |
| SharedRuntime_ic_miss_stub = SharedRuntime::get_ic_miss_stub(); |
| SharedRuntime_handle_wrong_method_stub = SharedRuntime::get_handle_wrong_method_stub(); |
| SharedRuntime_deopt_blob_unpack = SharedRuntime::deopt_blob()->unpack(); |
| SharedRuntime_deopt_blob_uncommon_trap = SharedRuntime::deopt_blob()->uncommon_trap(); |
| |
| ThreadLocalAllocBuffer_alignment_reserve = ThreadLocalAllocBuffer::alignment_reserve(); |
| |
| Universe_collectedHeap = Universe::heap(); |
| Universe_base_vtable_size = Universe::base_vtable_size(); |
| Universe_narrow_oop_base = Universe::narrow_oop_base(); |
| Universe_narrow_oop_shift = Universe::narrow_oop_shift(); |
| Universe_narrow_klass_base = Universe::narrow_klass_base(); |
| Universe_narrow_klass_shift = Universe::narrow_klass_shift(); |
| Universe_non_oop_bits = Universe::non_oop_word(); |
| Universe_verify_oop_mask = Universe::verify_oop_mask(); |
| Universe_verify_oop_bits = Universe::verify_oop_bits(); |
| |
| _supports_inline_contig_alloc = Universe::heap()->supports_inline_contig_alloc(); |
| _heap_end_addr = _supports_inline_contig_alloc ? Universe::heap()->end_addr() : (HeapWord**) -1; |
| _heap_top_addr = _supports_inline_contig_alloc ? Universe::heap()->top_addr() : (HeapWord**) -1; |
| |
| BarrierSet* bs = Universe::heap()->barrier_set(); |
| switch (bs->kind()) { |
| case BarrierSet::CardTableModRef: |
| case BarrierSet::CardTableForRS: |
| case BarrierSet::CardTableExtension: |
| case BarrierSet::G1SATBCT: |
| case BarrierSet::G1SATBCTLogging: { |
| jbyte* base = barrier_set_cast<CardTableModRefBS>(bs)->byte_map_base; |
| assert(base != 0, "unexpected byte_map_base"); |
| cardtable_start_address = base; |
| cardtable_shift = CardTableModRefBS::card_shift; |
| break; |
| } |
| case BarrierSet::ModRef: |
| cardtable_start_address = 0; |
| cardtable_shift = 0; |
| // No post barriers |
| break; |
| default: |
| ShouldNotReachHere(); |
| break; |
| } |
| |
| vm_page_size = os::vm_page_size(); |
| } |
| |
| /** |
| * We put all jvmciHotSpotVM values in an array so we can read them easily from Java. |
| */ |
| static uintptr_t ciHotSpotVMData[28]; |
| |
| C2V_VMENTRY(jlong, initializeConfiguration, (JNIEnv *env, jobject)) |
| ciHotSpotVMData[0] = (uintptr_t) jvmciHotSpotVMStructs; |
| ciHotSpotVMData[1] = jvmciHotSpotVMStructEntryTypeNameOffset; |
| ciHotSpotVMData[2] = jvmciHotSpotVMStructEntryFieldNameOffset; |
| ciHotSpotVMData[3] = jvmciHotSpotVMStructEntryTypeStringOffset; |
| ciHotSpotVMData[4] = jvmciHotSpotVMStructEntryIsStaticOffset; |
| ciHotSpotVMData[5] = jvmciHotSpotVMStructEntryOffsetOffset; |
| ciHotSpotVMData[6] = jvmciHotSpotVMStructEntryAddressOffset; |
| ciHotSpotVMData[7] = jvmciHotSpotVMStructEntryArrayStride; |
| |
| ciHotSpotVMData[8] = (uintptr_t) jvmciHotSpotVMTypes; |
| ciHotSpotVMData[9] = jvmciHotSpotVMTypeEntryTypeNameOffset; |
| ciHotSpotVMData[10] = jvmciHotSpotVMTypeEntrySuperclassNameOffset; |
| ciHotSpotVMData[11] = jvmciHotSpotVMTypeEntryIsOopTypeOffset; |
| ciHotSpotVMData[12] = jvmciHotSpotVMTypeEntryIsIntegerTypeOffset; |
| ciHotSpotVMData[13] = jvmciHotSpotVMTypeEntryIsUnsignedOffset; |
| ciHotSpotVMData[14] = jvmciHotSpotVMTypeEntrySizeOffset; |
| ciHotSpotVMData[15] = jvmciHotSpotVMTypeEntryArrayStride; |
| |
| ciHotSpotVMData[16] = (uintptr_t) jvmciHotSpotVMIntConstants; |
| ciHotSpotVMData[17] = jvmciHotSpotVMIntConstantEntryNameOffset; |
| ciHotSpotVMData[18] = jvmciHotSpotVMIntConstantEntryValueOffset; |
| ciHotSpotVMData[19] = jvmciHotSpotVMIntConstantEntryArrayStride; |
| |
| ciHotSpotVMData[20] = (uintptr_t) jvmciHotSpotVMLongConstants; |
| ciHotSpotVMData[21] = jvmciHotSpotVMLongConstantEntryNameOffset; |
| ciHotSpotVMData[22] = jvmciHotSpotVMLongConstantEntryValueOffset; |
| ciHotSpotVMData[23] = jvmciHotSpotVMLongConstantEntryArrayStride; |
| |
| ciHotSpotVMData[24] = (uintptr_t) jvmciHotSpotVMAddresses; |
| ciHotSpotVMData[25] = jvmciHotSpotVMAddressEntryNameOffset; |
| ciHotSpotVMData[26] = jvmciHotSpotVMAddressEntryValueOffset; |
| ciHotSpotVMData[27] = jvmciHotSpotVMAddressEntryArrayStride; |
| |
| CompilerToVM::Data::initialize(); |
| |
| return (jlong) (address) &ciHotSpotVMData; |
| C2V_END |
| |
| C2V_VMENTRY(jbyteArray, getBytecode, (JNIEnv *, jobject, jobject jvmci_method)) |
| methodHandle method = CompilerToVM::asMethod(jvmci_method); |
| ResourceMark rm; |
| |
| int code_size = method->code_size(); |
| typeArrayOop reconstituted_code = oopFactory::new_byteArray(code_size, CHECK_NULL); |
| |
| guarantee(method->method_holder()->is_rewritten(), "Method's holder should be rewritten"); |
| // iterate over all bytecodes and replace non-Java bytecodes |
| |
| for (BytecodeStream s(method); s.next() != Bytecodes::_illegal; ) { |
| Bytecodes::Code code = s.code(); |
| Bytecodes::Code raw_code = s.raw_code(); |
| int bci = s.bci(); |
| int len = s.instruction_size(); |
| |
| // Restore original byte code. |
| reconstituted_code->byte_at_put(bci, (jbyte) (s.is_wide()? Bytecodes::_wide : code)); |
| if (len > 1) { |
| memcpy(reconstituted_code->byte_at_addr(bci + 1), s.bcp()+1, len-1); |
| } |
| |
| if (len > 1) { |
| // Restore the big-endian constant pool indexes. |
| // Cf. Rewriter::scan_method |
| switch (code) { |
| case Bytecodes::_getstatic: |
| case Bytecodes::_putstatic: |
| case Bytecodes::_getfield: |
| case Bytecodes::_putfield: |
| case Bytecodes::_invokevirtual: |
| case Bytecodes::_invokespecial: |
| case Bytecodes::_invokestatic: |
| case Bytecodes::_invokeinterface: |
| case Bytecodes::_invokehandle: { |
| int cp_index = Bytes::get_native_u2((address) reconstituted_code->byte_at_addr(bci + 1)); |
| Bytes::put_Java_u2((address) reconstituted_code->byte_at_addr(bci + 1), (u2) cp_index); |
| break; |
| } |
| |
| case Bytecodes::_invokedynamic: |
| int cp_index = Bytes::get_native_u4((address) reconstituted_code->byte_at_addr(bci + 1)); |
| Bytes::put_Java_u4((address) reconstituted_code->byte_at_addr(bci + 1), (u4) cp_index); |
| break; |
| } |
| |
| // Not all ldc byte code are rewritten. |
| switch (raw_code) { |
| case Bytecodes::_fast_aldc: { |
| int cpc_index = reconstituted_code->byte_at(bci + 1) & 0xff; |
| int cp_index = method->constants()->object_to_cp_index(cpc_index); |
| assert(cp_index < method->constants()->length(), "sanity check"); |
| reconstituted_code->byte_at_put(bci + 1, (jbyte) cp_index); |
| break; |
| } |
| |
| case Bytecodes::_fast_aldc_w: { |
| int cpc_index = Bytes::get_native_u2((address) reconstituted_code->byte_at_addr(bci + 1)); |
| int cp_index = method->constants()->object_to_cp_index(cpc_index); |
| assert(cp_index < method->constants()->length(), "sanity check"); |
| Bytes::put_Java_u2((address) reconstituted_code->byte_at_addr(bci + 1), (u2) cp_index); |
| break; |
| } |
| } |
| } |
| } |
| |
| return (jbyteArray) JNIHandles::make_local(THREAD, reconstituted_code); |
| C2V_END |
| |
| C2V_VMENTRY(jint, getExceptionTableLength, (JNIEnv *, jobject, jobject jvmci_method)) |
| ResourceMark rm; |
| methodHandle method = CompilerToVM::asMethod(jvmci_method); |
| return method->exception_table_length(); |
| C2V_END |
| |
| C2V_VMENTRY(jlong, getExceptionTableStart, (JNIEnv *, jobject, jobject jvmci_method)) |
| ResourceMark rm; |
| methodHandle method = CompilerToVM::asMethod(jvmci_method); |
| if (method->exception_table_length() == 0) { |
| return 0L; |
| } |
| return (jlong) (address) method->exception_table_start(); |
| C2V_END |
| |
| C2V_VMENTRY(jobject, getResolvedJavaMethodAtSlot, (JNIEnv *, jobject, jclass holder_handle, jint slot)) |
| oop java_class = JNIHandles::resolve(holder_handle); |
| Klass* holder = java_lang_Class::as_Klass(java_class); |
| methodHandle method = InstanceKlass::cast(holder)->method_with_idnum(slot); |
| oop result = CompilerToVM::get_jvmci_method(method, CHECK_NULL); |
| return JNIHandles::make_local(THREAD, result); |
| } |
| |
| C2V_VMENTRY(jobject, getResolvedJavaMethod, (JNIEnv *, jobject, jobject base, jlong offset)) |
| methodHandle method; |
| oop base_object = JNIHandles::resolve(base); |
| if (base_object == NULL) { |
| method = *((Method**)(offset)); |
| } else if (base_object->is_a(SystemDictionary::MemberName_klass())) { |
| method = (Method*) (intptr_t) base_object->long_field(offset); |
| } else if (base_object->is_a(SystemDictionary::HotSpotResolvedJavaMethodImpl_klass())) { |
| method = *((Method**)(HotSpotResolvedJavaMethodImpl::metaspaceMethod(base_object) + offset)); |
| } else { |
| THROW_MSG_0(vmSymbols::java_lang_IllegalArgumentException(), |
| err_msg("Unexpected type: %s", base_object->klass()->external_name())); |
| } |
| assert (method.is_null() || method->is_method(), "invalid read"); |
| oop result = CompilerToVM::get_jvmci_method(method, CHECK_NULL); |
| return JNIHandles::make_local(THREAD, result); |
| } |
| |
| C2V_VMENTRY(jobject, getConstantPool, (JNIEnv *, jobject, jobject base, jlong offset)) |
| constantPoolHandle cp; |
| oop base_object = JNIHandles::resolve(base); |
| jlong base_address = 0; |
| if (base_object != NULL) { |
| if (base_object->is_a(SystemDictionary::HotSpotResolvedJavaMethodImpl_klass())) { |
| base_address = HotSpotResolvedJavaMethodImpl::metaspaceMethod(base_object); |
| } else if (base_object->is_a(SystemDictionary::HotSpotConstantPool_klass())) { |
| base_address = HotSpotConstantPool::metaspaceConstantPool(base_object); |
| } else if (base_object->is_a(SystemDictionary::HotSpotResolvedObjectTypeImpl_klass())) { |
| base_address = (jlong) CompilerToVM::asKlass(base_object); |
| } else { |
| THROW_MSG_0(vmSymbols::java_lang_IllegalArgumentException(), |
| err_msg("Unexpected type: %s", base_object->klass()->external_name())); |
| } |
| } |
| cp = *((ConstantPool**) (intptr_t) (base_address + offset)); |
| if (!cp.is_null()) { |
| JavaValue method_result(T_OBJECT); |
| JavaCallArguments args; |
| args.push_long((jlong) (address) cp()); |
| JavaCalls::call_static(&method_result, SystemDictionary::HotSpotConstantPool_klass(), vmSymbols::fromMetaspace_name(), vmSymbols::constantPool_fromMetaspace_signature(), &args, CHECK_NULL); |
| return JNIHandles::make_local(THREAD, (oop)method_result.get_jobject()); |
| } |
| return NULL; |
| } |
| |
| C2V_VMENTRY(jobject, getResolvedJavaType, (JNIEnv *, jobject, jobject base, jlong offset, jboolean compressed)) |
| KlassHandle klass; |
| oop base_object = JNIHandles::resolve(base); |
| jlong base_address = 0; |
| if (base_object != NULL && offset == oopDesc::klass_offset_in_bytes()) { |
| klass = base_object->klass(); |
| } else if (!compressed) { |
| if (base_object != NULL) { |
| if (base_object->is_a(SystemDictionary::HotSpotResolvedJavaMethodImpl_klass())) { |
| base_address = HotSpotResolvedJavaMethodImpl::metaspaceMethod(base_object); |
| } else if (base_object->is_a(SystemDictionary::HotSpotConstantPool_klass())) { |
| base_address = HotSpotConstantPool::metaspaceConstantPool(base_object); |
| } else if (base_object->is_a(SystemDictionary::HotSpotResolvedObjectTypeImpl_klass())) { |
| base_address = (jlong) CompilerToVM::asKlass(base_object); |
| } else if (base_object->is_a(SystemDictionary::Class_klass())) { |
| base_address = (jlong) (address) base_object; |
| } else { |
| THROW_MSG_0(vmSymbols::java_lang_IllegalArgumentException(), |
| err_msg("Unexpected arguments: %s " JLONG_FORMAT " %s", base_object->klass()->external_name(), offset, compressed ? "true" : "false")); |
| } |
| } |
| klass = *((Klass**) (intptr_t) (base_address + offset)); |
| } else { |
| THROW_MSG_0(vmSymbols::java_lang_IllegalArgumentException(), |
| err_msg("Unexpected arguments: %s " JLONG_FORMAT " %s", base_object->klass()->external_name(), offset, compressed ? "true" : "false")); |
| } |
| assert (klass.is_null() || klass->is_klass(), "invalid read"); |
| oop result = CompilerToVM::get_jvmci_type(klass, CHECK_NULL); |
| return JNIHandles::make_local(THREAD, result); |
| } |
| |
| C2V_VMENTRY(jobject, findUniqueConcreteMethod, (JNIEnv *, jobject, jobject jvmci_type, jobject jvmci_method)) |
| ResourceMark rm; |
| methodHandle method = CompilerToVM::asMethod(jvmci_method); |
| KlassHandle holder = CompilerToVM::asKlass(jvmci_type); |
| if (holder->is_interface()) { |
| THROW_MSG_0(vmSymbols::java_lang_InternalError(), err_msg("Interface %s should be handled in Java code", holder->external_name())); |
| } |
| |
| methodHandle ucm; |
| { |
| MutexLocker locker(Compile_lock); |
| ucm = Dependencies::find_unique_concrete_method(holder(), method()); |
| } |
| oop result = CompilerToVM::get_jvmci_method(ucm, CHECK_NULL); |
| return JNIHandles::make_local(THREAD, result); |
| C2V_END |
| |
| C2V_VMENTRY(jobject, getImplementor, (JNIEnv *, jobject, jobject jvmci_type)) |
| InstanceKlass* klass = (InstanceKlass*) CompilerToVM::asKlass(jvmci_type); |
| oop implementor = CompilerToVM::get_jvmci_type(klass->implementor(), CHECK_NULL); |
| return JNIHandles::make_local(THREAD, implementor); |
| C2V_END |
| |
| C2V_VMENTRY(jboolean, methodIsIgnoredBySecurityStackWalk,(JNIEnv *, jobject, jobject jvmci_method)) |
| methodHandle method = CompilerToVM::asMethod(jvmci_method); |
| return method->is_ignored_by_security_stack_walk(); |
| C2V_END |
| |
| C2V_VMENTRY(jboolean, canInlineMethod,(JNIEnv *, jobject, jobject jvmci_method)) |
| methodHandle method = CompilerToVM::asMethod(jvmci_method); |
| // In hosted mode ignore the not_compilable flags since they are never set by |
| // the JVMCI compiler. |
| bool is_compilable = UseJVMCICompiler ? !method->is_not_compilable(CompLevel_full_optimization) : true; |
| return is_compilable && !CompilerOracle::should_not_inline(method) && !method->dont_inline(); |
| C2V_END |
| |
| C2V_VMENTRY(jboolean, shouldInlineMethod,(JNIEnv *, jobject, jobject jvmci_method)) |
| methodHandle method = CompilerToVM::asMethod(jvmci_method); |
| return CompilerOracle::should_inline(method) || method->force_inline(); |
| C2V_END |
| |
| C2V_VMENTRY(jobject, lookupType, (JNIEnv*, jobject, jstring jname, jclass accessing_class, jboolean resolve)) |
| ResourceMark rm; |
| Handle name = JNIHandles::resolve(jname); |
| Symbol* class_name = java_lang_String::as_symbol(name, CHECK_0); |
| if (java_lang_String::length(name()) <= 1) { |
| THROW_MSG_0(vmSymbols::java_lang_InternalError(), err_msg("Primitive type %s should be handled in Java code", class_name->as_C_string())); |
| } |
| |
| Klass* resolved_klass = NULL; |
| Handle class_loader; |
| Handle protection_domain; |
| if (JNIHandles::resolve(accessing_class) == NULL) { |
| THROW_0(vmSymbols::java_lang_NullPointerException()); |
| } |
| Klass* accessing_klass = java_lang_Class::as_Klass(JNIHandles::resolve(accessing_class)); |
| class_loader = accessing_klass->class_loader(); |
| protection_domain = accessing_klass->protection_domain(); |
| |
| if (resolve) { |
| resolved_klass = SystemDictionary::resolve_or_null(class_name, class_loader, protection_domain, CHECK_0); |
| } else { |
| if (class_name->byte_at(0) == 'L' && |
| class_name->byte_at(class_name->utf8_length()-1) == ';') { |
| // This is a name from a signature. Strip off the trimmings. |
| // Call recursive to keep scope of strippedsym. |
| TempNewSymbol strippedsym = SymbolTable::new_symbol(class_name->as_utf8()+1, |
| class_name->utf8_length()-2, |
| CHECK_0); |
| resolved_klass = SystemDictionary::find(strippedsym, class_loader, protection_domain, CHECK_0); |
| } else if (FieldType::is_array(class_name)) { |
| FieldArrayInfo fd; |
| // dimension and object_key in FieldArrayInfo are assigned as a side-effect |
| // of this call |
| BasicType t = FieldType::get_array_info(class_name, fd, CHECK_0); |
| if (t == T_OBJECT) { |
| TempNewSymbol strippedsym = SymbolTable::new_symbol(class_name->as_utf8()+1+fd.dimension(), |
| class_name->utf8_length()-2-fd.dimension(), |
| CHECK_0); |
| // naked oop "k" is OK here -- we assign back into it |
| resolved_klass = SystemDictionary::find(strippedsym, |
| class_loader, |
| protection_domain, |
| CHECK_0); |
| if (resolved_klass != NULL) { |
| resolved_klass = resolved_klass->array_klass(fd.dimension(), CHECK_0); |
| } |
| } else { |
| resolved_klass = Universe::typeArrayKlassObj(t); |
| resolved_klass = TypeArrayKlass::cast(resolved_klass)->array_klass(fd.dimension(), CHECK_0); |
| } |
| } |
| } |
| Handle result = CompilerToVM::get_jvmci_type(resolved_klass, CHECK_NULL); |
| return JNIHandles::make_local(THREAD, result()); |
| C2V_END |
| |
| C2V_VMENTRY(jobject, resolveConstantInPool, (JNIEnv*, jobject, jobject jvmci_constant_pool, jint index)) |
| constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool); |
| oop result = cp->resolve_constant_at(index, CHECK_NULL); |
| return JNIHandles::make_local(THREAD, result); |
| C2V_END |
| |
| C2V_VMENTRY(jobject, resolvePossiblyCachedConstantInPool, (JNIEnv*, jobject, jobject jvmci_constant_pool, jint index)) |
| constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool); |
| oop result = cp->resolve_possibly_cached_constant_at(index, CHECK_NULL); |
| return JNIHandles::make_local(THREAD, result); |
| C2V_END |
| |
| C2V_VMENTRY(jint, lookupNameAndTypeRefIndexInPool, (JNIEnv*, jobject, jobject jvmci_constant_pool, jint index)) |
| constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool); |
| return cp->name_and_type_ref_index_at(index); |
| C2V_END |
| |
| C2V_VMENTRY(jobject, lookupNameInPool, (JNIEnv*, jobject, jobject jvmci_constant_pool, jint which)) |
| constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool); |
| Handle sym = java_lang_String::create_from_symbol(cp->name_ref_at(which), CHECK_NULL); |
| return JNIHandles::make_local(THREAD, sym()); |
| C2V_END |
| |
| C2V_VMENTRY(jobject, lookupSignatureInPool, (JNIEnv*, jobject, jobject jvmci_constant_pool, jint which)) |
| constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool); |
| Handle sym = java_lang_String::create_from_symbol(cp->signature_ref_at(which), CHECK_NULL); |
| return JNIHandles::make_local(THREAD, sym()); |
| C2V_END |
| |
| C2V_VMENTRY(jint, lookupKlassRefIndexInPool, (JNIEnv*, jobject, jobject jvmci_constant_pool, jint index)) |
| constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool); |
| return cp->klass_ref_index_at(index); |
| C2V_END |
| |
| C2V_VMENTRY(jobject, resolveTypeInPool, (JNIEnv*, jobject, jobject jvmci_constant_pool, jint index)) |
| constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool); |
| Klass* resolved_klass = cp->klass_at(index, CHECK_NULL); |
| Handle klass = CompilerToVM::get_jvmci_type(resolved_klass, CHECK_NULL); |
| return JNIHandles::make_local(THREAD, klass()); |
| C2V_END |
| |
| C2V_VMENTRY(jobject, lookupKlassInPool, (JNIEnv*, jobject, jobject jvmci_constant_pool, jint index, jbyte opcode)) |
| constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool); |
| KlassHandle loading_klass(cp->pool_holder()); |
| bool is_accessible = false; |
| KlassHandle klass = JVMCIEnv::get_klass_by_index(cp, index, is_accessible, loading_klass); |
| Symbol* symbol = NULL; |
| if (klass.is_null()) { |
| symbol = cp->klass_name_at(index); |
| } |
| Handle result; |
| if (!klass.is_null()) { |
| result = CompilerToVM::get_jvmci_type(klass, CHECK_NULL); |
| } else { |
| result = java_lang_String::create_from_symbol(symbol, CHECK_NULL); |
| } |
| return JNIHandles::make_local(THREAD, result()); |
| C2V_END |
| |
| C2V_VMENTRY(jobject, lookupAppendixInPool, (JNIEnv*, jobject, jobject jvmci_constant_pool, jint index)) |
| constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool); |
| oop appendix_oop = ConstantPool::appendix_at_if_loaded(cp, index); |
| return JNIHandles::make_local(THREAD, appendix_oop); |
| C2V_END |
| |
| C2V_VMENTRY(jobject, lookupMethodInPool, (JNIEnv*, jobject, jobject jvmci_constant_pool, jint index, jbyte opcode)) |
| constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool); |
| instanceKlassHandle pool_holder(cp->pool_holder()); |
| Bytecodes::Code bc = (Bytecodes::Code) (((int) opcode) & 0xFF); |
| methodHandle method = JVMCIEnv::get_method_by_index(cp, index, bc, pool_holder); |
| oop result = CompilerToVM::get_jvmci_method(method, CHECK_NULL); |
| return JNIHandles::make_local(THREAD, result); |
| C2V_END |
| |
| C2V_VMENTRY(jint, constantPoolRemapInstructionOperandFromCache, (JNIEnv*, jobject, jobject jvmci_constant_pool, jint index)) |
| constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool); |
| return cp->remap_instruction_operand_from_cache(index); |
| C2V_END |
| |
| C2V_VMENTRY(jobject, resolveFieldInPool, (JNIEnv*, jobject, jobject jvmci_constant_pool, jint index, jbyte opcode, jlongArray info_handle)) |
| ResourceMark rm; |
| constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool); |
| Bytecodes::Code code = (Bytecodes::Code)(((int) opcode) & 0xFF); |
| fieldDescriptor fd; |
| LinkInfo link_info(cp, index, CHECK_0); |
| LinkResolver::resolve_field(fd, link_info, Bytecodes::java_code(code), false, CHECK_0); |
| typeArrayOop info = (typeArrayOop) JNIHandles::resolve(info_handle); |
| assert(info != NULL && info->length() == 2, "must be"); |
| info->long_at_put(0, (jlong) fd.access_flags().as_int()); |
| info->long_at_put(1, (jlong) fd.offset()); |
| oop field_holder = CompilerToVM::get_jvmci_type(fd.field_holder(), CHECK_NULL); |
| return JNIHandles::make_local(THREAD, field_holder); |
| C2V_END |
| |
| C2V_VMENTRY(jint, getVtableIndexForInterfaceMethod, (JNIEnv *, jobject, jobject jvmci_type, jobject jvmci_method)) |
| ResourceMark rm; |
| Klass* klass = CompilerToVM::asKlass(jvmci_type); |
| Method* method = CompilerToVM::asMethod(jvmci_method); |
| if (klass->is_interface()) { |
| THROW_MSG_0(vmSymbols::java_lang_InternalError(), err_msg("Interface %s should be handled in Java code", klass->external_name())); |
| } |
| if (!method->method_holder()->is_interface()) { |
| 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())); |
| } |
| if (!InstanceKlass::cast(klass)->is_linked()) { |
| THROW_MSG_0(vmSymbols::java_lang_InternalError(), err_msg("Class %s must be linked", klass->external_name())); |
| } |
| return LinkResolver::vtable_index_of_interface_method(klass, method); |
| C2V_END |
| |
| C2V_VMENTRY(jobject, resolveMethod, (JNIEnv *, jobject, jobject receiver_jvmci_type, jobject jvmci_method, jobject caller_jvmci_type)) |
| Klass* recv_klass = CompilerToVM::asKlass(receiver_jvmci_type); |
| Klass* caller_klass = CompilerToVM::asKlass(caller_jvmci_type); |
| Method* method = CompilerToVM::asMethod(jvmci_method); |
| |
| if (recv_klass->is_array_klass() || (InstanceKlass::cast(recv_klass)->is_linked())) { |
| Klass* holder_klass = method->method_holder(); |
| Symbol* method_name = method->name(); |
| Symbol* method_signature = method->signature(); |
| |
| if (holder_klass->is_interface()) { |
| // do link-time resolution to check all access rules. |
| LinkInfo link_info(holder_klass, method_name, method_signature, caller_klass, true); |
| methodHandle resolved_method = LinkResolver::linktime_resolve_interface_method_or_null(link_info); |
| if (resolved_method.is_null() || resolved_method->is_private()) { |
| return NULL; |
| } |
| assert(recv_klass->is_subtype_of(holder_klass), ""); |
| // do actual lookup |
| methodHandle sel_method = LinkResolver::lookup_instance_method_in_klasses(recv_klass, resolved_method->name(), resolved_method->signature(), CHECK_AND_CLEAR_0); |
| oop result = CompilerToVM::get_jvmci_method(sel_method, CHECK_NULL); |
| return JNIHandles::make_local(THREAD, result); |
| } else { |
| // do link-time resolution to check all access rules. |
| LinkInfo link_info(holder_klass, method_name, method_signature, caller_klass, true); |
| methodHandle resolved_method = LinkResolver::linktime_resolve_virtual_method_or_null(link_info); |
| if (resolved_method.is_null()) { |
| return NULL; |
| } |
| // do actual lookup (see LinkResolver::runtime_resolve_virtual_method) |
| int vtable_index = Method::invalid_vtable_index; |
| Method* selected_method; |
| |
| if (resolved_method->method_holder()->is_interface()) { // miranda method |
| vtable_index = LinkResolver::vtable_index_of_interface_method(holder_klass, resolved_method); |
| assert(vtable_index >= 0 , "we should have valid vtable index at this point"); |
| |
| selected_method = recv_klass->method_at_vtable(vtable_index); |
| } else { |
| // at this point we are sure that resolved_method is virtual and not |
| // a miranda method; therefore, it must have a valid vtable index. |
| assert(!resolved_method->has_itable_index(), ""); |
| vtable_index = resolved_method->vtable_index(); |
| // We could get a negative vtable_index for final methods, |
| // because as an optimization they are they are never put in the vtable, |
| // unless they override an existing method. |
| // If we do get a negative, it means the resolved method is the the selected |
| // method, and it can never be changed by an override. |
| if (vtable_index == Method::nonvirtual_vtable_index) { |
| assert(resolved_method->can_be_statically_bound(), "cannot override this method"); |
| selected_method = resolved_method(); |
| } else { |
| selected_method = recv_klass->method_at_vtable(vtable_index); |
| } |
| } |
| oop result = CompilerToVM::get_jvmci_method(selected_method, CHECK_NULL); |
| return JNIHandles::make_local(THREAD, result); |
| } |
| } |
| return NULL; |
| C2V_END |
| |
| C2V_VMENTRY(jboolean, hasFinalizableSubclass,(JNIEnv *, jobject, jobject jvmci_type)) |
| Klass* klass = CompilerToVM::asKlass(jvmci_type); |
| assert(klass != NULL, "method must not be called for primitive types"); |
| return Dependencies::find_finalizable_subclass(klass) != NULL; |
| C2V_END |
| |
| C2V_VMENTRY(jobject, getClassInitializer, (JNIEnv *, jobject, jobject jvmci_type)) |
| InstanceKlass* klass = (InstanceKlass*) CompilerToVM::asKlass(jvmci_type); |
| oop result = CompilerToVM::get_jvmci_method(klass->class_initializer(), CHECK_NULL); |
| return JNIHandles::make_local(THREAD, result); |
| C2V_END |
| |
| C2V_VMENTRY(jlong, getMaxCallTargetOffset, (JNIEnv*, jobject, jlong addr)) |
| address target_addr = (address) addr; |
| if (target_addr != 0x0) { |
| int64_t off_low = (int64_t)target_addr - ((int64_t)CodeCache::low_bound() + sizeof(int)); |
| int64_t off_high = (int64_t)target_addr - ((int64_t)CodeCache::high_bound() + sizeof(int)); |
| return MAX2(ABS(off_low), ABS(off_high)); |
| } |
| return -1; |
| C2V_END |
| |
| C2V_VMENTRY(void, doNotInlineOrCompile,(JNIEnv *, jobject, jobject jvmci_method)) |
| methodHandle method = CompilerToVM::asMethod(jvmci_method); |
| method->set_not_c1_compilable(); |
| method->set_not_c2_compilable(); |
| method->set_dont_inline(true); |
| C2V_END |
| |
| C2V_VMENTRY(jint, installCode, (JNIEnv *jniEnv, jobject, jobject target, jobject compiled_code, jobject installed_code, jobject speculation_log)) |
| ResourceMark rm; |
| HandleMark hm; |
| Handle target_handle = JNIHandles::resolve(target); |
| Handle compiled_code_handle = JNIHandles::resolve(compiled_code); |
| CodeBlob* cb = NULL; |
| Handle installed_code_handle = JNIHandles::resolve(installed_code); |
| Handle speculation_log_handle = JNIHandles::resolve(speculation_log); |
| |
| JVMCICompiler* compiler = JVMCICompiler::instance(CHECK_JNI_ERR); |
| |
| TraceTime install_time("installCode", JVMCICompiler::codeInstallTimer()); |
| CodeInstaller installer; |
| JVMCIEnv::CodeInstallResult result = installer.install(compiler, target_handle, compiled_code_handle, cb, installed_code_handle, speculation_log_handle, CHECK_0); |
| |
| if (PrintCodeCacheOnCompilation) { |
| stringStream s; |
| // Dump code cache into a buffer before locking the tty, |
| { |
| MutexLockerEx mu(CodeCache_lock, Mutex::_no_safepoint_check_flag); |
| CodeCache::print_summary(&s, false); |
| } |
| ttyLocker ttyl; |
| tty->print_raw_cr(s.as_string()); |
| } |
| |
| if (result != JVMCIEnv::ok) { |
| assert(cb == NULL, "should be"); |
| } else { |
| if (!installed_code_handle.is_null()) { |
| assert(installed_code_handle->is_a(InstalledCode::klass()), "wrong type"); |
| nmethod::invalidate_installed_code(installed_code_handle, CHECK_0); |
| { |
| // Ensure that all updates to the InstalledCode fields are consistent. |
| MutexLockerEx pl(Patching_lock, Mutex::_no_safepoint_check_flag); |
| InstalledCode::set_address(installed_code_handle, (jlong) cb); |
| InstalledCode::set_version(installed_code_handle, InstalledCode::version(installed_code_handle) + 1); |
| if (cb->is_nmethod()) { |
| InstalledCode::set_entryPoint(installed_code_handle, (jlong) cb->as_nmethod_or_null()->verified_entry_point()); |
| } else { |
| InstalledCode::set_entryPoint(installed_code_handle, (jlong) cb->code_begin()); |
| } |
| if (installed_code_handle->is_a(HotSpotInstalledCode::klass())) { |
| HotSpotInstalledCode::set_size(installed_code_handle, cb->size()); |
| HotSpotInstalledCode::set_codeStart(installed_code_handle, (jlong) cb->code_begin()); |
| HotSpotInstalledCode::set_codeSize(installed_code_handle, cb->code_size()); |
| } |
| } |
| nmethod* nm = cb->as_nmethod_or_null(); |
| if (nm != NULL && installed_code_handle->is_scavengable()) { |
| assert(nm->detect_scavenge_root_oops(), "nm should be scavengable if installed_code is scavengable"); |
| if (!UseG1GC) { |
| assert(nm->on_scavenge_root_list(), "nm should be on scavengable list"); |
| } |
| } |
| } |
| } |
| return result; |
| C2V_END |
| |
| C2V_VMENTRY(jint, getMetadata, (JNIEnv *jniEnv, jobject, jobject target, jobject compiled_code, jobject metadata)) |
| ResourceMark rm; |
| HandleMark hm; |
| |
| Handle target_handle = JNIHandles::resolve(target); |
| Handle compiled_code_handle = JNIHandles::resolve(compiled_code); |
| Handle metadata_handle = JNIHandles::resolve(metadata); |
| |
| HotSpotOopMap::klass()->initialize(thread); |
| |
| CodeMetadata code_metadata; |
| CodeBlob *cb = NULL; |
| CodeInstaller installer; |
| |
| JVMCIEnv::CodeInstallResult result = installer.gather_metadata(target_handle, compiled_code_handle, code_metadata, CHECK_0); //cb, pc_descs, nr_pc_descs, scopes_descs, scopes_size, reloc_buffer); |
| if (result != JVMCIEnv::ok) { |
| return result; |
| } |
| |
| if (code_metadata.get_nr_pc_desc() > 0) { |
| typeArrayHandle pcArrayOop = oopFactory::new_byteArray(sizeof(PcDesc) * code_metadata.get_nr_pc_desc(), CHECK_(JVMCIEnv::cache_full)); |
| memcpy(pcArrayOop->byte_at_addr(0), code_metadata.get_pc_desc(), sizeof(PcDesc) * code_metadata.get_nr_pc_desc()); |
| HotSpotMetaData::set_pcDescBytes(metadata_handle, pcArrayOop()); |
| } |
| |
| if (code_metadata.get_scopes_size() > 0) { |
| typeArrayHandle scopesArrayOop = oopFactory::new_byteArray(code_metadata.get_scopes_size(), CHECK_(JVMCIEnv::cache_full)); |
| memcpy(scopesArrayOop->byte_at_addr(0), code_metadata.get_scopes_desc(), code_metadata.get_scopes_size()); |
| HotSpotMetaData::set_scopesDescBytes(metadata_handle, scopesArrayOop()); |
| } |
| |
| RelocBuffer* reloc_buffer = code_metadata.get_reloc_buffer(); |
| typeArrayHandle relocArrayOop = oopFactory::new_byteArray((int) reloc_buffer->size(), CHECK_(JVMCIEnv::cache_full)); |
| if (reloc_buffer->size() > 0) { |
| memcpy(relocArrayOop->byte_at_addr(0), reloc_buffer->begin(), reloc_buffer->size()); |
| } |
| HotSpotMetaData::set_relocBytes(metadata_handle, relocArrayOop()); |
| |
| const OopMapSet* oopMapSet = installer.oopMapSet(); |
| { |
| ResourceMark mark; |
| ImmutableOopMapBuilder builder(oopMapSet); |
| int oopmap_size = builder.heap_size(); |
| typeArrayHandle oopMapArrayHandle = oopFactory::new_byteArray(oopmap_size, CHECK_(JVMCIEnv::cache_full)); |
| builder.generate_into((address) oopMapArrayHandle->byte_at_addr(0)); |
| HotSpotMetaData::set_oopMaps(metadata_handle, oopMapArrayHandle()); |
| } |
| |
| HotSpotMetaData::set_metadata(metadata_handle, NULL); |
| |
| ExceptionHandlerTable* handler = code_metadata.get_exception_table(); |
| int table_size = handler->size_in_bytes(); |
| typeArrayHandle exceptionArrayOop = oopFactory::new_byteArray(table_size, CHECK_(JVMCIEnv::cache_full)); |
| |
| if (table_size > 0) { |
| handler->copy_bytes_to((address) exceptionArrayOop->byte_at_addr(0)); |
| } |
| HotSpotMetaData::set_exceptionBytes(metadata_handle, exceptionArrayOop()); |
| |
| return result; |
| C2V_END |
| |
| C2V_VMENTRY(void, resetCompilationStatistics, (JNIEnv *jniEnv, jobject)) |
| JVMCICompiler* compiler = JVMCICompiler::instance(CHECK); |
| CompilerStatistics* stats = compiler->stats(); |
| stats->_standard.reset(); |
| stats->_osr.reset(); |
| C2V_END |
| |
| C2V_VMENTRY(jobject, disassembleCodeBlob, (JNIEnv *jniEnv, jobject, jobject installedCode)) |
| ResourceMark rm; |
| HandleMark hm; |
| |
| if (installedCode == NULL) { |
| THROW_MSG_NULL(vmSymbols::java_lang_NullPointerException(), "installedCode is null"); |
| } |
| |
| jlong codeBlob = InstalledCode::address(installedCode); |
| if (codeBlob == 0L) { |
| return NULL; |
| } |
| |
| CodeBlob* cb = (CodeBlob*) (address) codeBlob; |
| if (cb == NULL) { |
| return NULL; |
| } |
| |
| // We don't want the stringStream buffer to resize during disassembly as it |
| // uses scoped resource memory. If a nested function called during disassembly uses |
| // a ResourceMark and the buffer expands within the scope of the mark, |
| // the buffer becomes garbage when that scope is exited. Experience shows that |
| // the disassembled code is typically about 10x the code size so a fixed buffer |
| // sized to 20x code size plus a fixed amount for header info should be sufficient. |
| int bufferSize = cb->code_size() * 20 + 1024; |
| char* buffer = NEW_RESOURCE_ARRAY(char, bufferSize); |
| stringStream st(buffer, bufferSize); |
| if (cb->is_nmethod()) { |
| nmethod* nm = (nmethod*) cb; |
| if (!nm->is_alive()) { |
| return NULL; |
| } |
| } |
| Disassembler::decode(cb, &st); |
| if (st.size() <= 0) { |
| return NULL; |
| } |
| |
| Handle result = java_lang_String::create_from_platform_dependent_str(st.as_string(), CHECK_NULL); |
| return JNIHandles::make_local(THREAD, result()); |
| C2V_END |
| |
| C2V_VMENTRY(jobject, getStackTraceElement, (JNIEnv*, jobject, jobject jvmci_method, int bci)) |
| ResourceMark rm; |
| HandleMark hm; |
| |
| methodHandle method = CompilerToVM::asMethod(jvmci_method); |
| oop element = java_lang_StackTraceElement::create(method, bci, CHECK_NULL); |
| return JNIHandles::make_local(THREAD, element); |
| C2V_END |
| |
| C2V_VMENTRY(jobject, executeInstalledCode, (JNIEnv*, jobject, jobject args, jobject hotspotInstalledCode)) |
| ResourceMark rm; |
| HandleMark hm; |
| |
| jlong nmethodValue = InstalledCode::address(hotspotInstalledCode); |
| if (nmethodValue == 0L) { |
| THROW_NULL(vmSymbols::jdk_vm_ci_code_InvalidInstalledCodeException()); |
| } |
| nmethod* nm = (nmethod*) (address) nmethodValue; |
| methodHandle mh = nm->method(); |
| Symbol* signature = mh->signature(); |
| JavaCallArguments jca(mh->size_of_parameters()); |
| |
| JavaArgumentUnboxer jap(signature, &jca, (arrayOop) JNIHandles::resolve(args), mh->is_static()); |
| JavaValue result(jap.get_ret_type()); |
| jca.set_alternative_target(nm); |
| JavaCalls::call(&result, mh, &jca, CHECK_NULL); |
| |
| if (jap.get_ret_type() == T_VOID) { |
| return NULL; |
| } else if (jap.get_ret_type() == T_OBJECT || jap.get_ret_type() == T_ARRAY) { |
| return JNIHandles::make_local(THREAD, (oop) result.get_jobject()); |
| } else { |
| jvalue *value = (jvalue *) result.get_value_addr(); |
| // Narrow the value down if required (Important on big endian machines) |
| switch (jap.get_ret_type()) { |
| case T_BOOLEAN: |
| value->z = (jboolean) value->i; |
| break; |
| case T_BYTE: |
| value->b = (jbyte) value->i; |
| break; |
| case T_CHAR: |
| value->c = (jchar) value->i; |
| break; |
| case T_SHORT: |
| value->s = (jshort) value->i; |
| break; |
| } |
| oop o = java_lang_boxing_object::create(jap.get_ret_type(), value, CHECK_NULL); |
| return JNIHandles::make_local(THREAD, o); |
| } |
| C2V_END |
| |
| C2V_VMENTRY(jlongArray, getLineNumberTable, (JNIEnv *, jobject, jobject jvmci_method)) |
| Method* method = CompilerToVM::asMethod(jvmci_method); |
| if (!method->has_linenumber_table()) { |
| return NULL; |
| } |
| u2 num_entries = 0; |
| CompressedLineNumberReadStream streamForSize(method->compressed_linenumber_table()); |
| while (streamForSize.read_pair()) { |
| num_entries++; |
| } |
| |
| CompressedLineNumberReadStream stream(method->compressed_linenumber_table()); |
| typeArrayOop result = oopFactory::new_longArray(2 * num_entries, CHECK_NULL); |
| |
| int i = 0; |
| jlong value; |
| while (stream.read_pair()) { |
| value = ((long) stream.bci()); |
| result->long_at_put(i, value); |
| value = ((long) stream.line()); |
| result->long_at_put(i + 1, value); |
| i += 2; |
| } |
| |
| return (jlongArray) JNIHandles::make_local(THREAD, result); |
| C2V_END |
| |
| C2V_VMENTRY(jlong, getLocalVariableTableStart, (JNIEnv *, jobject, jobject jvmci_method)) |
| ResourceMark rm; |
| Method* method = CompilerToVM::asMethod(jvmci_method); |
| if (!method->has_localvariable_table()) { |
| return 0; |
| } |
| return (jlong) (address) method->localvariable_table_start(); |
| C2V_END |
| |
| C2V_VMENTRY(jint, getLocalVariableTableLength, (JNIEnv *, jobject, jobject jvmci_method)) |
| ResourceMark rm; |
| Method* method = CompilerToVM::asMethod(jvmci_method); |
| return method->localvariable_table_length(); |
| C2V_END |
| |
| C2V_VMENTRY(void, reprofile, (JNIEnv*, jobject, jobject jvmci_method)) |
| Method* method = CompilerToVM::asMethod(jvmci_method); |
| MethodCounters* mcs = method->method_counters(); |
| if (mcs != NULL) { |
| mcs->clear_counters(); |
| } |
| NOT_PRODUCT(method->set_compiled_invocation_count(0)); |
| |
| nmethod* code = method->code(); |
| if (code != NULL) { |
| code->make_not_entrant(); |
| } |
| |
| MethodData* method_data = method->method_data(); |
| if (method_data == NULL) { |
| ClassLoaderData* loader_data = method->method_holder()->class_loader_data(); |
| method_data = MethodData::allocate(loader_data, method, CHECK); |
| method->set_method_data(method_data); |
| } else { |
| method_data->initialize(); |
| } |
| C2V_END |
| |
| |
| C2V_VMENTRY(void, invalidateInstalledCode, (JNIEnv*, jobject, jobject installed_code)) |
| Handle installed_code_handle = JNIHandles::resolve(installed_code); |
| nmethod::invalidate_installed_code(installed_code_handle, CHECK); |
| C2V_END |
| |
| C2V_VMENTRY(jobject, readUncompressedOop, (JNIEnv*, jobject, jlong addr)) |
| oop ret = oopDesc::load_decode_heap_oop((oop*)(address)addr); |
| return JNIHandles::make_local(THREAD, ret); |
| C2V_END |
| |
| C2V_VMENTRY(jlongArray, collectCounters, (JNIEnv*, jobject)) |
| typeArrayOop arrayOop = oopFactory::new_longArray(JVMCICounterSize, CHECK_NULL); |
| JavaThread::collect_counters(arrayOop); |
| return (jlongArray) JNIHandles::make_local(THREAD, arrayOop); |
| C2V_END |
| |
| C2V_VMENTRY(int, allocateCompileId, (JNIEnv*, jobject, jobject jvmci_method, int entry_bci)) |
| HandleMark hm; |
| ResourceMark rm; |
| if (JNIHandles::resolve(jvmci_method) == NULL) { |
| THROW_0(vmSymbols::java_lang_NullPointerException()); |
| } |
| Method* method = CompilerToVM::asMethod(jvmci_method); |
| if (entry_bci >= method->code_size() || entry_bci < -1) { |
| THROW_MSG_0(vmSymbols::java_lang_IllegalArgumentException(), err_msg("Unexpected bci %d", entry_bci)); |
| } |
| return CompileBroker::assign_compile_id_unlocked(THREAD, method, entry_bci); |
| C2V_END |
| |
| |
| C2V_VMENTRY(jboolean, isMature, (JNIEnv*, jobject, jlong metaspace_method_data)) |
| MethodData* mdo = CompilerToVM::asMethodData(metaspace_method_data); |
| return mdo != NULL && mdo->is_mature(); |
| C2V_END |
| |
| C2V_VMENTRY(jboolean, hasCompiledCodeForOSR, (JNIEnv*, jobject, jobject jvmci_method, int entry_bci, int comp_level)) |
| Method* method = CompilerToVM::asMethod(jvmci_method); |
| return method->lookup_osr_nmethod_for(entry_bci, comp_level, true) != NULL; |
| C2V_END |
| |
| C2V_VMENTRY(jobject, getSymbol, (JNIEnv*, jobject, jlong symbol)) |
| Handle sym = java_lang_String::create_from_symbol((Symbol*)(address)symbol, CHECK_NULL); |
| return JNIHandles::make_local(THREAD, sym()); |
| C2V_END |
| |
| C2V_VMENTRY(jlong, lookupSymbol, (JNIEnv*, jobject, jobject string)) |
| Symbol* symbol = java_lang_String::as_symbol_or_null(JNIHandles::resolve(string)); |
| return (jlong) symbol; |
| C2V_END |
| |
| bool matches(jobjectArray methods, Method* method) { |
| objArrayOop methods_oop = (objArrayOop) JNIHandles::resolve(methods); |
| |
| for (int i = 0; i < methods_oop->length(); i++) { |
| oop resolved = methods_oop->obj_at(i); |
| if (resolved->is_a(HotSpotResolvedJavaMethodImpl::klass()) && CompilerToVM::asMethod(resolved) == method) { |
| return true; |
| } |
| } |
| return false; |
| } |
| |
| C2V_VMENTRY(jobject, getNextStackFrame, (JNIEnv*, jobject compilerToVM, jobject hs_frame, jobjectArray methods, jint initialSkip)) |
| ResourceMark rm; |
| |
| if (!thread->has_last_Java_frame()) return NULL; |
| Handle result = HotSpotStackFrameReference::klass()->allocate_instance(thread); |
| HotSpotStackFrameReference::klass()->initialize(thread); |
| |
| StackFrameStream fst(thread); |
| if (hs_frame != NULL) { |
| // look for the correct stack frame if one is given |
| intptr_t* stack_pointer = (intptr_t*) HotSpotStackFrameReference::stackPointer(hs_frame); |
| while (fst.current()->sp() != stack_pointer && !fst.is_done()) { |
| fst.next(); |
| } |
| if (fst.current()->sp() != stack_pointer) { |
| THROW_MSG_NULL(vmSymbols::java_lang_IllegalStateException(), "stack frame not found") |
| } |
| } |
| |
| int frame_number = 0; |
| vframe* vf = vframe::new_vframe(fst.current(), fst.register_map(), thread); |
| if (hs_frame != NULL) { |
| // look for the correct vframe within the stack frame if one is given |
| int last_frame_number = HotSpotStackFrameReference::frameNumber(hs_frame); |
| while (frame_number < last_frame_number) { |
| if (vf->is_top()) { |
| THROW_MSG_NULL(vmSymbols::java_lang_IllegalStateException(), "invalid frame number") |
| } |
| vf = vf->sender(); |
| frame_number ++; |
| } |
| // move one frame forward |
| if (vf->is_top()) { |
| if (fst.is_done()) { |
| return NULL; |
| } |
| fst.next(); |
| vf = vframe::new_vframe(fst.current(), fst.register_map(), thread); |
| frame_number = 0; |
| } else { |
| vf = vf->sender(); |
| frame_number++; |
| } |
| } |
| |
| while (true) { |
| // look for the given method |
| while (true) { |
| StackValueCollection* locals = NULL; |
| if (vf->is_compiled_frame()) { |
| // compiled method frame |
| compiledVFrame* cvf = compiledVFrame::cast(vf); |
| if (methods == NULL || matches(methods, cvf->method())) { |
| if (initialSkip > 0) { |
| initialSkip --; |
| } else { |
| ScopeDesc* scope = cvf->scope(); |
| // native wrapper do not have a scope |
| if (scope != NULL && scope->objects() != NULL) { |
| bool realloc_failures = Deoptimization::realloc_objects(thread, fst.current(), scope->objects(), THREAD); |
| Deoptimization::reassign_fields(fst.current(), fst.register_map(), scope->objects(), realloc_failures, false); |
| |
| GrowableArray<ScopeValue*>* local_values = scope->locals(); |
| typeArrayHandle array = oopFactory::new_boolArray(local_values->length(), thread); |
| for (int i = 0; i < local_values->length(); i++) { |
| ScopeValue* value = local_values->at(i); |
| if (value->is_object()) { |
| array->bool_at_put(i, true); |
| } |
| } |
| HotSpotStackFrameReference::set_localIsVirtual(result, array()); |
| } else { |
| HotSpotStackFrameReference::set_localIsVirtual(result, NULL); |
| } |
| |
| locals = cvf->locals(); |
| HotSpotStackFrameReference::set_bci(result, cvf->bci()); |
| oop method = CompilerToVM::get_jvmci_method(cvf->method(), CHECK_NULL); |
| HotSpotStackFrameReference::set_method(result, method); |
| } |
| } |
| } else if (vf->is_interpreted_frame()) { |
| // interpreted method frame |
| interpretedVFrame* ivf = interpretedVFrame::cast(vf); |
| if (methods == NULL || matches(methods, ivf->method())) { |
| if (initialSkip > 0) { |
| initialSkip --; |
| } else { |
| locals = ivf->locals(); |
| HotSpotStackFrameReference::set_bci(result, ivf->bci()); |
| oop method = CompilerToVM::get_jvmci_method(ivf->method(), CHECK_NULL); |
| HotSpotStackFrameReference::set_method(result, method); |
| HotSpotStackFrameReference::set_localIsVirtual(result, NULL); |
| } |
| } |
| } |
| |
| // locals != NULL means that we found a matching frame and result is already partially initialized |
| if (locals != NULL) { |
| HotSpotStackFrameReference::set_compilerToVM(result, JNIHandles::resolve(compilerToVM)); |
| HotSpotStackFrameReference::set_stackPointer(result, (jlong) fst.current()->sp()); |
| HotSpotStackFrameReference::set_frameNumber(result, frame_number); |
| |
| // initialize the locals array |
| objArrayHandle array = oopFactory::new_objectArray(locals->size(), thread); |
| for (int i = 0; i < locals->size(); i++) { |
| StackValue* var = locals->at(i); |
| if (var->type() == T_OBJECT) { |
| array->obj_at_put(i, locals->at(i)->get_obj()()); |
| } |
| } |
| HotSpotStackFrameReference::set_locals(result, array()); |
| |
| return JNIHandles::make_local(thread, result()); |
| } |
| |
| if (vf->is_top()) { |
| break; |
| } |
| frame_number++; |
| vf = vf->sender(); |
| } // end of vframe loop |
| |
| if (fst.is_done()) { |
| break; |
| } |
| fst.next(); |
| vf = vframe::new_vframe(fst.current(), fst.register_map(), thread); |
| frame_number = 0; |
| } // end of frame loop |
| |
| // the end was reached without finding a matching method |
| return NULL; |
| C2V_END |
| |
| C2V_VMENTRY(void, resolveInvokeDynamicInPool, (JNIEnv*, jobject, jobject jvmci_constant_pool, jint index)) |
| constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool); |
| CallInfo callInfo; |
| LinkResolver::resolve_invoke(callInfo, Handle(), cp, index, Bytecodes::_invokedynamic, CHECK); |
| ConstantPoolCacheEntry* cp_cache_entry = cp->invokedynamic_cp_cache_entry_at(index); |
| cp_cache_entry->set_dynamic_call(cp, callInfo); |
| C2V_END |
| |
| C2V_VMENTRY(void, resolveInvokeHandleInPool, (JNIEnv*, jobject, jobject jvmci_constant_pool, jint index)) |
| constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool); |
| CallInfo callInfo; |
| LinkResolver::resolve_invoke(callInfo, Handle(), cp, index, Bytecodes::_invokehandle, CHECK); |
| ConstantPoolCacheEntry* cp_cache_entry = cp_cache_entry = cp->cache()->entry_at(cp->decode_cpcache_index(index)); |
| cp_cache_entry->set_method_handle(cp, callInfo); |
| C2V_END |
| |
| C2V_VMENTRY(jboolean, shouldDebugNonSafepoints, (JNIEnv*, jobject)) |
| //see compute_recording_non_safepoints in debugInfroRec.cpp |
| if (JvmtiExport::should_post_compiled_method_load() && FLAG_IS_DEFAULT(DebugNonSafepoints)) { |
| return true; |
| } |
| return DebugNonSafepoints; |
| C2V_END |
| |
| // public native void materializeVirtualObjects(HotSpotStackFrameReference stackFrame, boolean invalidate); |
| C2V_VMENTRY(void, materializeVirtualObjects, (JNIEnv*, jobject, jobject hs_frame, bool invalidate)) |
| ResourceMark rm; |
| |
| if (hs_frame == NULL) { |
| THROW_MSG(vmSymbols::java_lang_NullPointerException(), "stack frame is null") |
| } |
| |
| HotSpotStackFrameReference::klass()->initialize(thread); |
| |
| // look for the given stack frame |
| StackFrameStream fst(thread); |
| intptr_t* stack_pointer = (intptr_t*) HotSpotStackFrameReference::stackPointer(hs_frame); |
| while (fst.current()->sp() != stack_pointer && !fst.is_done()) { |
| fst.next(); |
| } |
| if (fst.current()->sp() != stack_pointer) { |
| THROW_MSG(vmSymbols::java_lang_IllegalStateException(), "stack frame not found") |
| } |
| |
| if (invalidate) { |
| if (!fst.current()->is_compiled_frame()) { |
| THROW_MSG(vmSymbols::java_lang_IllegalStateException(), "compiled stack frame expected") |
| } |
| assert(fst.current()->cb()->is_nmethod(), "nmethod expected"); |
| ((nmethod*) fst.current()->cb())->make_not_entrant(); |
| } |
| Deoptimization::deoptimize(thread, *fst.current(), fst.register_map(), Deoptimization::Reason_none); |
| // look for the frame again as it has been updated by deopt (pc, deopt state...) |
| StackFrameStream fstAfterDeopt(thread); |
| while (fstAfterDeopt.current()->sp() != stack_pointer && !fstAfterDeopt.is_done()) { |
| fstAfterDeopt.next(); |
| } |
| if (fstAfterDeopt.current()->sp() != stack_pointer) { |
| THROW_MSG(vmSymbols::java_lang_IllegalStateException(), "stack frame not found after deopt") |
| } |
| |
| vframe* vf = vframe::new_vframe(fstAfterDeopt.current(), fstAfterDeopt.register_map(), thread); |
| if (!vf->is_compiled_frame()) { |
| THROW_MSG(vmSymbols::java_lang_IllegalStateException(), "compiled stack frame expected") |
| } |
| |
| GrowableArray<compiledVFrame*>* virtualFrames = new GrowableArray<compiledVFrame*>(10); |
| while (true) { |
| assert(vf->is_compiled_frame(), "Wrong frame type"); |
| virtualFrames->push(compiledVFrame::cast(vf)); |
| if (vf->is_top()) { |
| break; |
| } |
| vf = vf->sender(); |
| } |
| |
| int last_frame_number = HotSpotStackFrameReference::frameNumber(hs_frame); |
| if (last_frame_number >= virtualFrames->length()) { |
| THROW_MSG(vmSymbols::java_lang_IllegalStateException(), "invalid frame number") |
| } |
| |
| // Reallocate the non-escaping objects and restore their fields. |
| assert (virtualFrames->at(last_frame_number)->scope() != NULL,"invalid scope"); |
| GrowableArray<ScopeValue*>* objects = virtualFrames->at(last_frame_number)->scope()->objects(); |
| |
| if (objects == NULL) { |
| // no objects to materialize |
| return; |
| } |
| |
| bool realloc_failures = Deoptimization::realloc_objects(thread, fstAfterDeopt.current(), objects, THREAD); |
| Deoptimization::reassign_fields(fstAfterDeopt.current(), fstAfterDeopt.register_map(), objects, realloc_failures, false); |
| |
| for (int frame_index = 0; frame_index < virtualFrames->length(); frame_index++) { |
| compiledVFrame* cvf = virtualFrames->at(frame_index); |
| |
| GrowableArray<ScopeValue*>* scopeLocals = cvf->scope()->locals(); |
| StackValueCollection* locals = cvf->locals(); |
| |
| if (locals != NULL) { |
| for (int i2 = 0; i2 < locals->size(); i2++) { |
| StackValue* var = locals->at(i2); |
| if (var->type() == T_OBJECT && scopeLocals->at(i2)->is_object()) { |
| jvalue val; |
| val.l = (jobject) locals->at(i2)->get_obj()(); |
| cvf->update_local(T_OBJECT, i2, val); |
| } |
| } |
| } |
| } |
| |
| // all locals are materialized by now |
| HotSpotStackFrameReference::set_localIsVirtual(hs_frame, NULL); |
| |
| // update the locals array |
| objArrayHandle array = HotSpotStackFrameReference::locals(hs_frame); |
| StackValueCollection* locals = virtualFrames->at(last_frame_number)->locals(); |
| for (int i = 0; i < locals->size(); i++) { |
| StackValue* var = locals->at(i); |
| if (var->type() == T_OBJECT) { |
| array->obj_at_put(i, locals->at(i)->get_obj()()); |
| } |
| } |
| C2V_END |
| |
| C2V_VMENTRY(void, writeDebugOutput, (JNIEnv*, jobject, jbyteArray bytes, jint offset, jint length)) |
| if (bytes == NULL) { |
| THROW(vmSymbols::java_lang_NullPointerException()); |
| } |
| typeArrayOop array = (typeArrayOop) JNIHandles::resolve(bytes); |
| |
| // Check if offset and length are non negative. |
| if (offset < 0 || length < 0) { |
| THROW(vmSymbols::java_lang_ArrayIndexOutOfBoundsException()); |
| } |
| // Check if the range is valid. |
| if ((((unsigned int) length + (unsigned int) offset) > (unsigned int) array->length())) { |
| THROW(vmSymbols::java_lang_ArrayIndexOutOfBoundsException()); |
| } |
| while (length > 0) { |
| jbyte* start = array->byte_at_addr(offset); |
| tty->write((char*) start, MIN2(length, O_BUFLEN)); |
| length -= O_BUFLEN; |
| offset += O_BUFLEN; |
| } |
| C2V_END |
| |
| C2V_VMENTRY(void, flushDebugOutput, (JNIEnv*, jobject)) |
| tty->flush(); |
| C2V_END |
| |
| C2V_VMENTRY(int, methodDataProfileDataSize, (JNIEnv*, jobject, jlong metaspace_method_data, jint position)) |
| ResourceMark rm; |
| MethodData* mdo = CompilerToVM::asMethodData(metaspace_method_data); |
| ProfileData* profile_data = mdo->data_at(position); |
| if (mdo->is_valid(profile_data)) { |
| return profile_data->size_in_bytes(); |
| } |
| DataLayout* data = mdo->extra_data_base(); |
| DataLayout* end = mdo->extra_data_limit(); |
| for (;; data = mdo->next_extra(data)) { |
| assert(data < end, "moved past end of extra data"); |
| profile_data = data->data_in(); |
| if (mdo->dp_to_di(profile_data->dp()) == position) { |
| return profile_data->size_in_bytes(); |
| } |
| } |
| THROW_MSG_0(vmSymbols::java_lang_IllegalArgumentException(), err_msg("Invalid profile data position %d", position)); |
| C2V_END |
| |
| C2V_VMENTRY(int, interpreterFrameSize, (JNIEnv*, jobject, jobject bytecode_frame_handle)) |
| if (bytecode_frame_handle == NULL) { |
| THROW_0(vmSymbols::java_lang_NullPointerException()); |
| } |
| |
| oop top_bytecode_frame = JNIHandles::resolve_non_null(bytecode_frame_handle); |
| oop bytecode_frame = top_bytecode_frame; |
| int size = 0; |
| int callee_parameters = 0; |
| int callee_locals = 0; |
| Method* method = getMethodFromHotSpotMethod(BytecodePosition::method(bytecode_frame)); |
| int extra_args = method->max_stack() - BytecodeFrame::numStack(bytecode_frame); |
| |
| while (bytecode_frame != NULL) { |
| int locks = BytecodeFrame::numLocks(bytecode_frame); |
| int temps = BytecodeFrame::numStack(bytecode_frame); |
| bool is_top_frame = (bytecode_frame == top_bytecode_frame); |
| Method* method = getMethodFromHotSpotMethod(BytecodePosition::method(bytecode_frame)); |
| |
| int frame_size = BytesPerWord * Interpreter::size_activation(method->max_stack(), |
| temps + callee_parameters, |
| extra_args, |
| locks, |
| callee_parameters, |
| callee_locals, |
| is_top_frame); |
| size += frame_size; |
| |
| callee_parameters = method->size_of_parameters(); |
| callee_locals = method->max_locals(); |
| extra_args = 0; |
| bytecode_frame = BytecodePosition::caller(bytecode_frame); |
| } |
| return size + Deoptimization::last_frame_adjust(0, callee_locals) * BytesPerWord; |
| C2V_END |
| |
| |
| #define CC (char*) /*cast a literal from (const char*)*/ |
| #define FN_PTR(f) CAST_FROM_FN_PTR(void*, &(c2v_ ## f)) |
| |
| #define STRING "Ljava/lang/String;" |
| #define OBJECT "Ljava/lang/Object;" |
| #define CLASS "Ljava/lang/Class;" |
| #define STACK_TRACE_ELEMENT "Ljava/lang/StackTraceElement;" |
| #define INSTALLED_CODE "Ljdk/vm/ci/code/InstalledCode;" |
| #define TARGET_DESCRIPTION "Ljdk/vm/ci/code/TargetDescription;" |
| #define BYTECODE_FRAME "Ljdk/vm/ci/code/BytecodeFrame;" |
| #define RESOLVED_METHOD "Ljdk/vm/ci/meta/ResolvedJavaMethod;" |
| #define HS_RESOLVED_METHOD "Ljdk/vm/ci/hotspot/HotSpotResolvedJavaMethodImpl;" |
| #define HS_RESOLVED_KLASS "Ljdk/vm/ci/hotspot/HotSpotResolvedObjectTypeImpl;" |
| #define HS_CONSTANT_POOL "Ljdk/vm/ci/hotspot/HotSpotConstantPool;" |
| #define HS_COMPILED_CODE "Ljdk/vm/ci/hotspot/HotSpotCompiledCode;" |
| #define HS_CONFIG "Ljdk/vm/ci/hotspot/HotSpotVMConfig;" |
| #define HS_METADATA "Ljdk/vm/ci/hotspot/HotSpotMetaData;" |
| #define HS_STACK_FRAME_REF "Ljdk/vm/ci/hotspot/HotSpotStackFrameReference;" |
| #define HS_SPECULATION_LOG "Ljdk/vm/ci/hotspot/HotSpotSpeculationLog;" |
| #define METASPACE_METHOD_DATA "J" |
| |
| JNINativeMethod CompilerToVM::methods[] = { |
| {CC "getBytecode", CC "(" HS_RESOLVED_METHOD ")[B", FN_PTR(getBytecode)}, |
| {CC "getExceptionTableStart", CC "(" HS_RESOLVED_METHOD ")J", FN_PTR(getExceptionTableStart)}, |
| {CC "getExceptionTableLength", CC "(" HS_RESOLVED_METHOD ")I", FN_PTR(getExceptionTableLength)}, |
| {CC "findUniqueConcreteMethod", CC "(" HS_RESOLVED_KLASS HS_RESOLVED_METHOD ")" HS_RESOLVED_METHOD, FN_PTR(findUniqueConcreteMethod)}, |
| {CC "getImplementor", CC "(" HS_RESOLVED_KLASS ")" HS_RESOLVED_KLASS, FN_PTR(getImplementor)}, |
| {CC "getStackTraceElement", CC "(" HS_RESOLVED_METHOD "I)" STACK_TRACE_ELEMENT, FN_PTR(getStackTraceElement)}, |
| {CC "methodIsIgnoredBySecurityStackWalk", CC "(" HS_RESOLVED_METHOD ")Z", FN_PTR(methodIsIgnoredBySecurityStackWalk)}, |
| {CC "doNotInlineOrCompile", CC "(" HS_RESOLVED_METHOD ")V", FN_PTR(doNotInlineOrCompile)}, |
| {CC "canInlineMethod", CC "(" HS_RESOLVED_METHOD ")Z", FN_PTR(canInlineMethod)}, |
| {CC "shouldInlineMethod", CC "(" HS_RESOLVED_METHOD ")Z", FN_PTR(shouldInlineMethod)}, |
| {CC "lookupType", CC "(" STRING CLASS "Z)" HS_RESOLVED_KLASS, FN_PTR(lookupType)}, |
| {CC "lookupNameInPool", CC "(" HS_CONSTANT_POOL "I)" STRING, FN_PTR(lookupNameInPool)}, |
| {CC "lookupNameAndTypeRefIndexInPool", CC "(" HS_CONSTANT_POOL "I)I", FN_PTR(lookupNameAndTypeRefIndexInPool)}, |
| {CC "lookupSignatureInPool", CC "(" HS_CONSTANT_POOL "I)" STRING, FN_PTR(lookupSignatureInPool)}, |
| {CC "lookupKlassRefIndexInPool", CC "(" HS_CONSTANT_POOL "I)I", FN_PTR(lookupKlassRefIndexInPool)}, |
| {CC "lookupKlassInPool", CC "(" HS_CONSTANT_POOL "I)Ljava/lang/Object;", FN_PTR(lookupKlassInPool)}, |
| {CC "lookupAppendixInPool", CC "(" HS_CONSTANT_POOL "I)" OBJECT, FN_PTR(lookupAppendixInPool)}, |
| {CC "lookupMethodInPool", CC "(" HS_CONSTANT_POOL "IB)" HS_RESOLVED_METHOD, FN_PTR(lookupMethodInPool)}, |
| {CC "constantPoolRemapInstructionOperandFromCache", CC "(" HS_CONSTANT_POOL "I)I", FN_PTR(constantPoolRemapInstructionOperandFromCache)}, |
| {CC "resolveConstantInPool", CC "(" HS_CONSTANT_POOL "I)" OBJECT, FN_PTR(resolveConstantInPool)}, |
| {CC "resolvePossiblyCachedConstantInPool", CC "(" HS_CONSTANT_POOL "I)" OBJECT, FN_PTR(resolvePossiblyCachedConstantInPool)}, |
| {CC "resolveTypeInPool", CC "(" HS_CONSTANT_POOL "I)" HS_RESOLVED_KLASS, FN_PTR(resolveTypeInPool)}, |
| {CC "resolveFieldInPool", CC "(" HS_CONSTANT_POOL "IB[J)" HS_RESOLVED_KLASS, FN_PTR(resolveFieldInPool)}, |
| {CC "resolveInvokeDynamicInPool", CC "(" HS_CONSTANT_POOL "I)V", FN_PTR(resolveInvokeDynamicInPool)}, |
| {CC "resolveInvokeHandleInPool", CC "(" HS_CONSTANT_POOL "I)V", FN_PTR(resolveInvokeHandleInPool)}, |
| {CC "resolveMethod", CC "(" HS_RESOLVED_KLASS HS_RESOLVED_METHOD HS_RESOLVED_KLASS ")" HS_RESOLVED_METHOD, FN_PTR(resolveMethod)}, |
| {CC "getVtableIndexForInterfaceMethod", CC "(" HS_RESOLVED_KLASS HS_RESOLVED_METHOD ")I", FN_PTR(getVtableIndexForInterfaceMethod)}, |
| {CC "getClassInitializer", CC "(" HS_RESOLVED_KLASS ")" HS_RESOLVED_METHOD, FN_PTR(getClassInitializer)}, |
| {CC "hasFinalizableSubclass", CC "(" HS_RESOLVED_KLASS ")Z", FN_PTR(hasFinalizableSubclass)}, |
| {CC "getMaxCallTargetOffset", CC "(J)J", FN_PTR(getMaxCallTargetOffset)}, |
| {CC "getResolvedJavaMethodAtSlot", CC "(" CLASS "I)" HS_RESOLVED_METHOD, FN_PTR(getResolvedJavaMethodAtSlot)}, |
| {CC "getResolvedJavaMethod", CC "(Ljava/lang/Object;J)" HS_RESOLVED_METHOD, FN_PTR(getResolvedJavaMethod)}, |
| {CC "getConstantPool", CC "(Ljava/lang/Object;J)" HS_CONSTANT_POOL, FN_PTR(getConstantPool)}, |
| {CC "getResolvedJavaType", CC "(Ljava/lang/Object;JZ)" HS_RESOLVED_KLASS, FN_PTR(getResolvedJavaType)}, |
| {CC "initializeConfiguration", CC "(" HS_CONFIG ")J", FN_PTR(initializeConfiguration)}, |
| {CC "installCode", CC "(" TARGET_DESCRIPTION HS_COMPILED_CODE INSTALLED_CODE HS_SPECULATION_LOG ")I", FN_PTR(installCode)}, |
| {CC "getMetadata", CC "(" TARGET_DESCRIPTION HS_COMPILED_CODE HS_METADATA ")I", FN_PTR(getMetadata)}, |
| {CC "resetCompilationStatistics", CC "()V", FN_PTR(resetCompilationStatistics)}, |
| {CC "disassembleCodeBlob", CC "(" INSTALLED_CODE ")" STRING, FN_PTR(disassembleCodeBlob)}, |
| {CC "executeInstalledCode", CC "([" OBJECT INSTALLED_CODE ")" OBJECT, FN_PTR(executeInstalledCode)}, |
| {CC "getLineNumberTable", CC "(" HS_RESOLVED_METHOD ")[J", FN_PTR(getLineNumberTable)}, |
| {CC "getLocalVariableTableStart", CC "(" HS_RESOLVED_METHOD ")J", FN_PTR(getLocalVariableTableStart)}, |
| {CC "getLocalVariableTableLength", CC "(" HS_RESOLVED_METHOD ")I", FN_PTR(getLocalVariableTableLength)}, |
| {CC "reprofile", CC "(" HS_RESOLVED_METHOD ")V", FN_PTR(reprofile)}, |
| {CC "invalidateInstalledCode", CC "(" INSTALLED_CODE ")V", FN_PTR(invalidateInstalledCode)}, |
| {CC "readUncompressedOop", CC "(J)" OBJECT, FN_PTR(readUncompressedOop)}, |
| {CC "collectCounters", CC "()[J", FN_PTR(collectCounters)}, |
| {CC "allocateCompileId", CC "(" HS_RESOLVED_METHOD "I)I", FN_PTR(allocateCompileId)}, |
| {CC "isMature", CC "(" METASPACE_METHOD_DATA ")Z", FN_PTR(isMature)}, |
| {CC "hasCompiledCodeForOSR", CC "(" HS_RESOLVED_METHOD "II)Z", FN_PTR(hasCompiledCodeForOSR)}, |
| {CC "getSymbol", CC "(J)" STRING, FN_PTR(getSymbol)}, |
| {CC "lookupSymbol", CC "(" STRING ")J", FN_PTR(lookupSymbol)}, |
| {CC "getNextStackFrame", CC "(" HS_STACK_FRAME_REF "[" RESOLVED_METHOD "I)" HS_STACK_FRAME_REF, FN_PTR(getNextStackFrame)}, |
| {CC "materializeVirtualObjects", CC "(" HS_STACK_FRAME_REF "Z)V", FN_PTR(materializeVirtualObjects)}, |
| {CC "shouldDebugNonSafepoints", CC "()Z", FN_PTR(shouldDebugNonSafepoints)}, |
| {CC "writeDebugOutput", CC "([BII)V", FN_PTR(writeDebugOutput)}, |
| {CC "flushDebugOutput", CC "()V", FN_PTR(flushDebugOutput)}, |
| {CC "methodDataProfileDataSize", CC "(JI)I", FN_PTR(methodDataProfileDataSize)}, |
| {CC "interpreterFrameSize", CC "(" BYTECODE_FRAME ")I", FN_PTR(interpreterFrameSize)}, |
| }; |
| |
| int CompilerToVM::methods_count() { |
| return sizeof(methods) / sizeof(JNINativeMethod); |
| } |
| |