| /* |
| * Copyright (c) 2011, 2018, 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 "ci/ciUtilities.inline.hpp" |
| #include "classfile/javaClasses.inline.hpp" |
| #include "code/scopeDesc.hpp" |
| #include "interpreter/linkResolver.hpp" |
| #include "memory/oopFactory.hpp" |
| #include "oops/cpCache.inline.hpp" |
| #include "oops/generateOopMap.hpp" |
| #include "oops/method.inline.hpp" |
| #include "oops/objArrayOop.inline.hpp" |
| #include "oops/typeArrayOop.inline.hpp" |
| #include "compiler/compileBroker.hpp" |
| #include "compiler/disassembler.hpp" |
| #include "jvmci/jvmciCompilerToVM.hpp" |
| #include "jvmci/jvmciCodeInstaller.hpp" |
| #include "jvmci/jvmciRuntime.hpp" |
| #include "runtime/fieldDescriptor.inline.hpp" |
| #include "runtime/flags/jvmFlag.hpp" |
| #include "runtime/frame.inline.hpp" |
| #include "runtime/interfaceSupport.inline.hpp" |
| #include "runtime/jniHandles.inline.hpp" |
| #include "runtime/timerTrace.hpp" |
| #include "runtime/vframe_hp.hpp" |
| |
| JVMCIKlassHandle::JVMCIKlassHandle(Thread* thread, Klass* klass) { |
| _thread = thread; |
| _klass = klass; |
| if (klass != NULL) { |
| _holder = Handle(_thread, klass->holder_phantom()); |
| } |
| } |
| |
| JVMCIKlassHandle& JVMCIKlassHandle::operator=(Klass* klass) { |
| _klass = klass; |
| if (klass != NULL) { |
| _holder = Handle(_thread, klass->holder_phantom()); |
| } |
| return *this; |
| } |
| |
| void JNIHandleMark::push_jni_handle_block() { |
| JavaThread* thread = JavaThread::current(); |
| if (thread != NULL) { |
| // Allocate a new block for JNI handles. |
| // Inlined code from jni_PushLocalFrame() |
| JNIHandleBlock* java_handles = ((JavaThread*)thread)->active_handles(); |
| JNIHandleBlock* compile_handles = JNIHandleBlock::allocate_block(thread); |
| assert(compile_handles != NULL && java_handles != NULL, "should not be NULL"); |
| compile_handles->set_pop_frame_link(java_handles); |
| thread->set_active_handles(compile_handles); |
| } |
| } |
| |
| void JNIHandleMark::pop_jni_handle_block() { |
| JavaThread* thread = JavaThread::current(); |
| if (thread != NULL) { |
| // Release our JNI handle block |
| JNIHandleBlock* compile_handles = thread->active_handles(); |
| JNIHandleBlock* java_handles = compile_handles->pop_frame_link(); |
| thread->set_active_handles(java_handles); |
| compile_handles->set_pop_frame_link(NULL); |
| JNIHandleBlock::release_block(compile_handles, thread); // may block |
| } |
| } |
| |
| // 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(JVMCIKlassHandle& klass, TRAPS) { |
| if (!klass.is_null()) { |
| JavaValue result(T_OBJECT); |
| JavaCallArguments args; |
| args.push_oop(Handle(THREAD, 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; |
| } |
| |
| Handle JavaArgumentUnboxer::next_arg(BasicType expectedType) { |
| assert(_index < _args->length(), "out of bounds"); |
| oop arg=((objArrayOop) (_args))->obj_at(_index++); |
| assert(expectedType == T_OBJECT || java_lang_boxing_object::is_instance(arg, expectedType), "arg type mismatch"); |
| return Handle(Thread::current(), arg); |
| } |
| |
| jobjectArray readConfiguration0(JNIEnv *env, TRAPS); |
| |
| C2V_VMENTRY(jobjectArray, readConfiguration, (JNIEnv *env)) |
| jobjectArray config = readConfiguration0(env, CHECK_NULL); |
| return config; |
| C2V_END |
| |
| C2V_VMENTRY(jobject, getFlagValue, (JNIEnv *, jobject c2vm, jobject name_handle)) |
| #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); |
| #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); |
| Handle name(THREAD, JNIHandles::resolve(name_handle)); |
| if (name.is_null()) { |
| THROW_0(vmSymbols::java_lang_NullPointerException()); |
| } |
| ResourceMark rm; |
| const char* cstring = java_lang_String::as_utf8_string(name()); |
| JVMFlag* flag = JVMFlag::find_flag(cstring, strlen(cstring), /* allow_locked */ true, /* return_flag */ true); |
| if (flag == NULL) { |
| return c2vm; |
| } |
| if (flag->is_bool()) { |
| jvalue prim; |
| prim.z = flag->get_bool(); |
| oop box = java_lang_boxing_object::create(T_BOOLEAN, &prim, CHECK_NULL); |
| return JNIHandles::make_local(THREAD, box); |
| } else if (flag->is_ccstr()) { |
| Handle value = java_lang_String::create_from_str(flag->get_ccstr(), CHECK_NULL); |
| return JNIHandles::make_local(THREAD, value()); |
| } else if (flag->is_intx()) { |
| RETURN_BOXED_LONG(flag->get_intx()); |
| } else if (flag->is_int()) { |
| RETURN_BOXED_LONG(flag->get_int()); |
| } else if (flag->is_uint()) { |
| RETURN_BOXED_LONG(flag->get_uint()); |
| } else if (flag->is_uint64_t()) { |
| RETURN_BOXED_LONG(flag->get_uint64_t()); |
| } else if (flag->is_size_t()) { |
| RETURN_BOXED_LONG(flag->get_size_t()); |
| } else if (flag->is_uintx()) { |
| RETURN_BOXED_LONG(flag->get_uintx()); |
| } else if (flag->is_double()) { |
| RETURN_BOXED_DOUBLE(flag->get_double()); |
| } else { |
| JVMCI_ERROR_NULL("VM flag %s has unsupported type %s", flag->_name, flag->_type); |
| } |
| #undef RETURN_BOXED_LONG |
| #undef RETURN_BOXED_DOUBLE |
| 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; |
| } |
| |
| default: |
| 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; |
| } |
| |
| default: |
| 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, asResolvedJavaMethod, (JNIEnv *, jobject, jobject executable_handle)) |
| oop executable = JNIHandles::resolve(executable_handle); |
| oop mirror = NULL; |
| int slot = 0; |
| |
| if (executable->klass() == SystemDictionary::reflect_Constructor_klass()) { |
| mirror = java_lang_reflect_Constructor::clazz(executable); |
| slot = java_lang_reflect_Constructor::slot(executable); |
| } else { |
| assert(executable->klass() == SystemDictionary::reflect_Method_klass(), "wrong type"); |
| mirror = java_lang_reflect_Method::clazz(executable); |
| slot = java_lang_reflect_Method::slot(executable); |
| } |
| Klass* holder = java_lang_Class::as_Klass(mirror); |
| 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::ResolvedMethodName_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 object_handle)) |
| constantPoolHandle cp; |
| oop object = JNIHandles::resolve(object_handle); |
| if (object == NULL) { |
| THROW_0(vmSymbols::java_lang_NullPointerException()); |
| } |
| if (object->is_a(SystemDictionary::HotSpotResolvedJavaMethodImpl_klass())) { |
| cp = CompilerToVM::asMethod(object)->constMethod()->constants(); |
| } else if (object->is_a(SystemDictionary::HotSpotResolvedObjectTypeImpl_klass())) { |
| cp = InstanceKlass::cast(CompilerToVM::asKlass(object))->constants(); |
| } else { |
| THROW_MSG_0(vmSymbols::java_lang_IllegalArgumentException(), |
| err_msg("Unexpected type: %s", object->klass()->external_name())); |
| } |
| assert(!cp.is_null(), "npe"); |
| 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()); |
| } |
| |
| C2V_VMENTRY(jobject, getResolvedJavaType, (JNIEnv *, jobject, jobject base, jlong offset, jboolean compressed)) |
| JVMCIKlassHandle klass(THREAD); |
| 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 != NULL ? base_object->klass()->external_name() : "null", |
| offset, compressed ? "true" : "false")); |
| } |
| assert (klass == 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); |
| Klass* 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)) |
| Klass* klass = CompilerToVM::asKlass(jvmci_type); |
| if (!klass->is_interface()) { |
| THROW_MSG_0(vmSymbols::java_lang_IllegalArgumentException(), |
| err_msg("Expected interface type, got %s", klass->external_name())); |
| } |
| InstanceKlass* iklass = InstanceKlass::cast(klass); |
| JVMCIKlassHandle handle(THREAD); |
| { |
| // Need Compile_lock around implementor() |
| MutexLocker locker(Compile_lock); |
| handle = iklass->implementor(); |
| } |
| oop implementor = CompilerToVM::get_jvmci_type(handle, 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, isCompilable,(JNIEnv *, jobject, jobject jvmci_method)) |
| methodHandle method = CompilerToVM::asMethod(jvmci_method); |
| constantPoolHandle cp = method->constMethod()->constants(); |
| assert(!cp.is_null(), "npe"); |
| // don't inline method when constant pool contains a CONSTANT_Dynamic |
| return !method->is_not_compilable(CompLevel_full_optimization) && !cp->has_dynamic_constant(); |
| C2V_END |
| |
| C2V_VMENTRY(jboolean, hasNeverInlineDirective,(JNIEnv *, jobject, jobject jvmci_method)) |
| methodHandle method = CompilerToVM::asMethod(jvmci_method); |
| return !Inline || 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(THREAD, 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())); |
| } |
| |
| JVMCIKlassHandle resolved_klass(THREAD); |
| if (JNIHandles::resolve(accessing_class) == NULL) { |
| THROW_0(vmSymbols::java_lang_NullPointerException()); |
| } |
| Klass* accessing_klass = java_lang_Class::as_Klass(JNIHandles::resolve(accessing_class)); |
| Handle class_loader(THREAD, accessing_klass->class_loader()); |
| Handle protection_domain(THREAD, 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.is_null()) { |
| resolved_klass = resolved_klass->array_klass(fd.dimension(), CHECK_0); |
| } |
| } else { |
| resolved_klass = TypeArrayKlass::cast(Universe::typeArrayKlassObj(t))->array_klass(fd.dimension(), CHECK_0); |
| } |
| } |
| } |
| oop 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* klass = cp->klass_at(index, CHECK_NULL); |
| JVMCIKlassHandle resolved_klass(THREAD, klass); |
| if (resolved_klass->is_instance_klass()) { |
| InstanceKlass::cast(resolved_klass())->link_class_or_fail(THREAD); |
| } |
| oop jvmci_type = CompilerToVM::get_jvmci_type(resolved_klass, CHECK_NULL); |
| return JNIHandles::make_local(THREAD, jvmci_type); |
| C2V_END |
| |
| C2V_VMENTRY(jobject, lookupKlassInPool, (JNIEnv*, jobject, jobject jvmci_constant_pool, jint index, jbyte opcode)) |
| constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool); |
| Klass* loading_klass = cp->pool_holder(); |
| bool is_accessible = false; |
| JVMCIKlassHandle klass(THREAD, JVMCIEnv::get_klass_by_index(cp, index, is_accessible, loading_klass)); |
| Symbol* symbol = NULL; |
| if (klass == NULL) { |
| symbol = cp->klass_name_at(index); |
| } |
| oop result_oop; |
| if (!klass.is_null()) { |
| result_oop = CompilerToVM::get_jvmci_type(klass, CHECK_NULL); |
| } else { |
| Handle result = java_lang_String::create_from_symbol(symbol, CHECK_NULL); |
| result_oop = result(); |
| } |
| return JNIHandles::make_local(THREAD, result_oop); |
| 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); |
| InstanceKlass* 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, jobject jvmci_method, jbyte opcode, jintArray 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, (jvmci_method != NULL) ? CompilerToVM::asMethod(jvmci_method) : NULL, CHECK_0); |
| LinkResolver::resolve_field(fd, link_info, Bytecodes::java_code(code), false, CHECK_0); |
| typeArrayOop info = (typeArrayOop) JNIHandles::resolve(info_handle); |
| if (info == NULL || info->length() != 3) { |
| JVMCI_ERROR_NULL("info must not be null and have a length of 3"); |
| } |
| info->int_at_put(0, fd.access_flags().as_int()); |
| info->int_at_put(1, fd.offset()); |
| info->int_at_put(2, fd.index()); |
| JVMCIKlassHandle handle(THREAD, fd.field_holder()); |
| oop field_holder = CompilerToVM::get_jvmci_type(handle, 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); |
| methodHandle method = CompilerToVM::asMethod(jvmci_method); |
| |
| Klass* resolved = method->method_holder(); |
| Symbol* h_name = method->name(); |
| Symbol* h_signature = method->signature(); |
| |
| if (MethodHandles::is_signature_polymorphic_method(method())) { |
| // Signature polymorphic methods are already resolved, JVMCI just returns NULL in this case. |
| return NULL; |
| } |
| |
| LinkInfo link_info(resolved, h_name, h_signature, caller_klass); |
| methodHandle m; |
| // Only do exact lookup if receiver klass has been linked. Otherwise, |
| // the vtable has not been setup, and the LinkResolver will fail. |
| if (recv_klass->is_array_klass() || |
| (InstanceKlass::cast(recv_klass)->is_linked() && !recv_klass->is_interface())) { |
| if (resolved->is_interface()) { |
| m = LinkResolver::resolve_interface_call_or_null(recv_klass, link_info); |
| } else { |
| m = LinkResolver::resolve_virtual_call_or_null(recv_klass, link_info); |
| } |
| } |
| |
| if (m.is_null()) { |
| // Return NULL if there was a problem with lookup (uninitialized class, etc.) |
| return NULL; |
| } |
| |
| oop result = CompilerToVM::get_jvmci_method(m, CHECK_NULL); |
| return JNIHandles::make_local(THREAD, result); |
| 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)) |
| Klass* klass = CompilerToVM::asKlass(jvmci_type); |
| if (!klass->is_instance_klass()) { |
| return NULL; |
| } |
| InstanceKlass* iklass = InstanceKlass::cast(klass); |
| oop result = CompilerToVM::get_jvmci_method(iklass->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, setNotInlinableOrCompilable,(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; |
| JNIHandleMark jni_hm; |
| |
| Handle target_handle(THREAD, JNIHandles::resolve(target)); |
| Handle compiled_code_handle(THREAD, JNIHandles::resolve(compiled_code)); |
| CodeBlob* cb = NULL; |
| Handle installed_code_handle(THREAD, JNIHandles::resolve(installed_code)); |
| Handle speculation_log_handle(THREAD, JNIHandles::resolve(speculation_log)); |
| |
| JVMCICompiler* compiler = JVMCICompiler::instance(true, CHECK_JNI_ERR); |
| |
| TraceTime install_time("installCode", JVMCICompiler::codeInstallTimer()); |
| bool is_immutable_PIC = HotSpotCompiledCode::isImmutablePIC(compiled_code_handle) > 0; |
| CodeInstaller installer(is_immutable_PIC); |
| 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.not_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()); |
| } |
| } |
| } |
| } |
| 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(THREAD, JNIHandles::resolve(target)); |
| Handle compiled_code_handle(THREAD, JNIHandles::resolve(compiled_code)); |
| Handle metadata_handle(THREAD, JNIHandles::resolve(metadata)); |
| |
| CodeMetadata code_metadata; |
| CodeBlob *cb = NULL; |
| CodeInstaller installer(true /* immutable PIC compilation */); |
| |
| JVMCIEnv::CodeInstallResult result = installer.gather_metadata(target_handle, compiled_code_handle, code_metadata, CHECK_0); |
| if (result != JVMCIEnv::ok) { |
| return result; |
| } |
| |
| if (code_metadata.get_nr_pc_desc() > 0) { |
| typeArrayHandle pcArrayOop = oopFactory::new_byteArray_handle(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_handle(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_handle((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_handle(oopmap_size, CHECK_(JVMCIEnv::cache_full)); |
| builder.generate_into((address) oopMapArrayHandle->byte_at_addr(0)); |
| HotSpotMetaData::set_oopMaps(metadata_handle, oopMapArrayHandle()); |
| } |
| |
| AOTOopRecorder* recorder = code_metadata.get_oop_recorder(); |
| |
| int nr_meta_refs = recorder->nr_meta_refs(); |
| objArrayOop metadataArray = oopFactory::new_objectArray(nr_meta_refs, CHECK_(JVMCIEnv::cache_full)); |
| objArrayHandle metadataArrayHandle(THREAD, metadataArray); |
| for (int i = 0; i < nr_meta_refs; ++i) { |
| jobject element = recorder->meta_element(i); |
| if (element == NULL) { |
| return JVMCIEnv::cache_full; |
| } |
| metadataArrayHandle->obj_at_put(i, JNIHandles::resolve(element)); |
| } |
| HotSpotMetaData::set_metadata(metadata_handle, metadataArrayHandle()); |
| |
| ExceptionHandlerTable* handler = code_metadata.get_exception_table(); |
| int table_size = handler->size_in_bytes(); |
| typeArrayHandle exceptionArrayOop = oopFactory::new_byteArray_handle(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(true, 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; |
| default: |
| 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)); |
| |
| CompiledMethod* 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(THREAD, JNIHandles::resolve(installed_code)); |
| nmethod::invalidate_installed_code(installed_code_handle, CHECK); |
| 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 |
| |
| 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; |
| } |
| |
| void call_interface(JavaValue* result, Klass* spec_klass, Symbol* name, Symbol* signature, JavaCallArguments* args, TRAPS) { |
| CallInfo callinfo; |
| Handle receiver = args->receiver(); |
| Klass* recvrKlass = receiver.is_null() ? (Klass*)NULL : receiver->klass(); |
| LinkInfo link_info(spec_klass, name, signature); |
| LinkResolver::resolve_interface_call( |
| callinfo, receiver, recvrKlass, link_info, true, CHECK); |
| methodHandle method = callinfo.selected_method(); |
| assert(method.not_null(), "should have thrown exception"); |
| |
| // Invoke the method |
| JavaCalls::call(result, method, args, CHECK); |
| } |
| |
| C2V_VMENTRY(jobject, iterateFrames, (JNIEnv*, jobject compilerToVM, jobjectArray initial_methods, jobjectArray match_methods, jint initialSkip, jobject visitor_handle)) |
| ResourceMark rm; |
| |
| if (!thread->has_last_Java_frame()) { |
| return NULL; |
| } |
| Handle visitor(THREAD, JNIHandles::resolve_non_null(visitor_handle)); |
| Handle frame_reference = HotSpotStackFrameReference::klass()->allocate_instance_handle(CHECK_NULL); |
| HotSpotStackFrameReference::klass()->initialize(CHECK_NULL); |
| |
| StackFrameStream fst(thread); |
| |
| jobjectArray methods = initial_methods; |
| |
| int frame_number = 0; |
| vframe* vf = vframe::new_vframe(fst.current(), fst.register_map(), thread); |
| |
| while (true) { |
| // look for the given method |
| bool realloc_called = false; |
| 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 wrappers do not have a scope |
| if (scope != NULL && scope->objects() != NULL) { |
| GrowableArray<ScopeValue*>* objects; |
| if (!realloc_called) { |
| objects = scope->objects(); |
| } else { |
| // some object might already have been re-allocated, only reallocate the non-allocated ones |
| objects = new GrowableArray<ScopeValue*>(scope->objects()->length()); |
| int ii = 0; |
| for (int i = 0; i < scope->objects()->length(); i++) { |
| ObjectValue* sv = (ObjectValue*) scope->objects()->at(i); |
| if (sv->value().is_null()) { |
| objects->at_put(ii++, sv); |
| } |
| } |
| } |
| bool realloc_failures = Deoptimization::realloc_objects(thread, fst.current(), objects, CHECK_NULL); |
| Deoptimization::reassign_fields(fst.current(), fst.register_map(), objects, realloc_failures, false); |
| realloc_called = true; |
| |
| GrowableArray<ScopeValue*>* local_values = scope->locals(); |
| assert(local_values != NULL, "NULL locals"); |
| typeArrayOop array_oop = oopFactory::new_boolArray(local_values->length(), CHECK_NULL); |
| typeArrayHandle array(THREAD, array_oop); |
| 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(frame_reference, array()); |
| } else { |
| HotSpotStackFrameReference::set_localIsVirtual(frame_reference, NULL); |
| } |
| |
| locals = cvf->locals(); |
| HotSpotStackFrameReference::set_bci(frame_reference, cvf->bci()); |
| oop method = CompilerToVM::get_jvmci_method(cvf->method(), CHECK_NULL); |
| HotSpotStackFrameReference::set_method(frame_reference, 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(frame_reference, ivf->bci()); |
| oop method = CompilerToVM::get_jvmci_method(ivf->method(), CHECK_NULL); |
| HotSpotStackFrameReference::set_method(frame_reference, method); |
| HotSpotStackFrameReference::set_localIsVirtual(frame_reference, NULL); |
| } |
| } |
| } |
| |
| // locals != NULL means that we found a matching frame and result is already partially initialized |
| if (locals != NULL) { |
| methods = match_methods; |
| HotSpotStackFrameReference::set_compilerToVM(frame_reference, JNIHandles::resolve(compilerToVM)); |
| HotSpotStackFrameReference::set_stackPointer(frame_reference, (jlong) fst.current()->sp()); |
| HotSpotStackFrameReference::set_frameNumber(frame_reference, frame_number); |
| |
| // initialize the locals array |
| objArrayOop array_oop = oopFactory::new_objectArray(locals->size(), CHECK_NULL); |
| objArrayHandle array(THREAD, array_oop); |
| 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(frame_reference, array()); |
| HotSpotStackFrameReference::set_objectsMaterialized(frame_reference, JNI_FALSE); |
| |
| JavaValue result(T_OBJECT); |
| JavaCallArguments args(visitor); |
| args.push_oop(frame_reference); |
| call_interface(&result, SystemDictionary::InspectedFrameVisitor_klass(), vmSymbols::visitFrame_name(), vmSymbols::visitFrame_signature(), &args, CHECK_NULL); |
| if (result.get_jobject() != NULL) { |
| return JNIHandles::make_local(thread, (oop) result.get_jobject()); |
| } |
| assert(initialSkip == 0, "There should be no match before initialSkip == 0"); |
| if (HotSpotStackFrameReference::objectsMaterialized(frame_reference) == JNI_TRUE) { |
| // the frame has been deoptimized, we need to re-synchronize the frame and vframe |
| intptr_t* stack_pointer = (intptr_t*) HotSpotStackFrameReference::stackPointer(frame_reference); |
| fst = StackFrameStream(thread); |
| 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 after deopt") |
| } |
| vf = vframe::new_vframe(fst.current(), fst.register_map(), thread); |
| if (!vf->is_compiled_frame()) { |
| THROW_MSG_NULL(vmSymbols::java_lang_IllegalStateException(), "compiled stack frame expected") |
| } |
| for (int i = 0; i < frame_number; i++) { |
| if (vf->is_top()) { |
| THROW_MSG_NULL(vmSymbols::java_lang_IllegalStateException(), "vframe not found after deopt") |
| } |
| vf = vf->sender(); |
| assert(vf->is_compiled_frame(), "Wrong frame type"); |
| } |
| } |
| frame_reference = HotSpotStackFrameReference::klass()->allocate_instance_handle(CHECK_NULL); |
| HotSpotStackFrameReference::klass()->initialize(CHECK_NULL); |
| } |
| |
| 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); |
| Klass* holder = cp->klass_ref_at(index, CHECK); |
| Symbol* name = cp->name_ref_at(index); |
| if (MethodHandles::is_signature_polymorphic_name(holder, name)) { |
| CallInfo callInfo; |
| LinkResolver::resolve_invoke(callInfo, Handle(), cp, index, Bytecodes::_invokehandle, CHECK); |
| ConstantPoolCacheEntry* cp_cache_entry = cp->cache()->entry_at(cp->decode_cpcache_index(index)); |
| cp_cache_entry->set_method_handle(cp, callInfo); |
| } |
| C2V_END |
| |
| C2V_VMENTRY(jint, isResolvedInvokeHandleInPool, (JNIEnv*, jobject, jobject jvmci_constant_pool, jint index)) |
| constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool); |
| ConstantPoolCacheEntry* cp_cache_entry = cp->cache()->entry_at(cp->decode_cpcache_index(index)); |
| if (cp_cache_entry->is_resolved(Bytecodes::_invokehandle)) { |
| // MethodHandle.invoke* --> LambdaForm? |
| ResourceMark rm; |
| |
| LinkInfo link_info(cp, index, CATCH); |
| |
| Klass* resolved_klass = link_info.resolved_klass(); |
| |
| Symbol* name_sym = cp->name_ref_at(index); |
| |
| vmassert(MethodHandles::is_method_handle_invoke_name(resolved_klass, name_sym), "!"); |
| vmassert(MethodHandles::is_signature_polymorphic_name(resolved_klass, name_sym), "!"); |
| |
| methodHandle adapter_method(cp_cache_entry->f1_as_method()); |
| |
| methodHandle resolved_method(adapter_method); |
| |
| // Can we treat it as a regular invokevirtual? |
| if (resolved_method->method_holder() == resolved_klass && resolved_method->name() == name_sym) { |
| vmassert(!resolved_method->is_static(),"!"); |
| vmassert(MethodHandles::is_signature_polymorphic_method(resolved_method()),"!"); |
| vmassert(!MethodHandles::is_signature_polymorphic_static(resolved_method->intrinsic_id()), "!"); |
| vmassert(cp_cache_entry->appendix_if_resolved(cp) == NULL, "!"); |
| vmassert(cp_cache_entry->method_type_if_resolved(cp) == NULL, "!"); |
| |
| methodHandle m(LinkResolver::linktime_resolve_virtual_method_or_null(link_info)); |
| vmassert(m == resolved_method, "!!"); |
| return -1; |
| } |
| |
| return Bytecodes::_invokevirtual; |
| } |
| if (cp_cache_entry->is_resolved(Bytecodes::_invokedynamic)) { |
| return Bytecodes::_invokedynamic; |
| } |
| return -1; |
| C2V_END |
| |
| |
| C2V_VMENTRY(jobject, getSignaturePolymorphicHolders, (JNIEnv*, jobject)) |
| objArrayHandle holders = oopFactory::new_objArray_handle(SystemDictionary::String_klass(), 2, CHECK_NULL); |
| Handle mh = java_lang_String::create_from_str("Ljava/lang/invoke/MethodHandle;", CHECK_NULL); |
| Handle vh = java_lang_String::create_from_str("Ljava/lang/invoke/VarHandle;", CHECK_NULL); |
| holders->obj_at_put(0, mh()); |
| holders->obj_at_put(1, vh()); |
| return JNIHandles::make_local(THREAD, holders()); |
| 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(CHECK); |
| |
| // 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, CHECK); |
| 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); |
| } |
| } |
| } |
| |
| GrowableArray<ScopeValue*>* scopeExpressions = cvf->scope()->expressions(); |
| StackValueCollection* expressions = cvf->expressions(); |
| if (expressions != NULL) { |
| for (int i2 = 0; i2 < expressions->size(); i2++) { |
| StackValue* var = expressions->at(i2); |
| if (var->type() == T_OBJECT && scopeExpressions->at(i2)->is_object()) { |
| jvalue val; |
| val.l = (jobject) expressions->at(i2)->get_obj()(); |
| cvf->update_stack(T_OBJECT, i2, val); |
| } |
| } |
| } |
| |
| GrowableArray<MonitorValue*>* scopeMonitors = cvf->scope()->monitors(); |
| GrowableArray<MonitorInfo*>* monitors = cvf->monitors(); |
| if (monitors != NULL) { |
| for (int i2 = 0; i2 < monitors->length(); i2++) { |
| cvf->update_monitor(i2, monitors->at(i2)); |
| } |
| } |
| } |
| |
| // all locals are materialized by now |
| HotSpotStackFrameReference::set_localIsVirtual(hs_frame, NULL); |
| |
| // update the locals array |
| objArrayHandle array(THREAD, 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()()); |
| } |
| } |
| HotSpotStackFrameReference::set_objectsMaterialized(hs_frame, JNI_TRUE); |
| 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, (jint)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(jlong, getFingerprint, (JNIEnv*, jobject, jlong metaspace_klass)) |
| Klass *k = CompilerToVM::asKlass(metaspace_klass); |
| if (k->is_instance_klass()) { |
| return InstanceKlass::cast(k)->get_stored_fingerprint(); |
| } else { |
| return 0; |
| } |
| C2V_END |
| |
| C2V_VMENTRY(jobject, getHostClass, (JNIEnv*, jobject, jobject jvmci_type)) |
| InstanceKlass* k = InstanceKlass::cast(CompilerToVM::asKlass(jvmci_type)); |
| InstanceKlass* host = k->host_klass(); |
| JVMCIKlassHandle handle(THREAD, host); |
| oop result = CompilerToVM::get_jvmci_type(handle, CHECK_NULL); |
| return JNIHandles::make_local(THREAD, result); |
| 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 |
| |
| C2V_VMENTRY(void, compileToBytecode, (JNIEnv*, jobject, jobject lambda_form_handle)) |
| Handle lambda_form(THREAD, JNIHandles::resolve_non_null(lambda_form_handle)); |
| if (lambda_form->is_a(SystemDictionary::LambdaForm_klass())) { |
| TempNewSymbol compileToBytecode = SymbolTable::new_symbol("compileToBytecode", CHECK); |
| JavaValue result(T_VOID); |
| JavaCalls::call_special(&result, lambda_form, SystemDictionary::LambdaForm_klass(), compileToBytecode, vmSymbols::void_method_signature(), CHECK); |
| } else { |
| THROW_MSG(vmSymbols::java_lang_IllegalArgumentException(), |
| err_msg("Unexpected type: %s", lambda_form->klass()->external_name())); |
| } |
| C2V_END |
| |
| C2V_VMENTRY(void, ensureLinked, (JNIEnv* env, jobject, jobject jvmci_type)) |
| if (jvmci_type == NULL) { |
| THROW(vmSymbols::java_lang_NullPointerException()); |
| } |
| |
| Klass* klass = CompilerToVM::asKlass(jvmci_type); |
| if (klass != NULL && klass->is_instance_klass()) { |
| InstanceKlass* k = InstanceKlass::cast(klass); |
| k->link_class(CHECK); |
| } |
| 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 EXECUTABLE "Ljava/lang/reflect/Executable;" |
| #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 INSPECTED_FRAME_VISITOR "Ljdk/vm/ci/code/stack/InspectedFrameVisitor;" |
| #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 "setNotInlinableOrCompilable", CC "(" HS_RESOLVED_METHOD ")V", FN_PTR(setNotInlinableOrCompilable)}, |
| {CC "isCompilable", CC "(" HS_RESOLVED_METHOD ")Z", FN_PTR(isCompilable)}, |
| {CC "hasNeverInlineDirective", CC "(" HS_RESOLVED_METHOD ")Z", FN_PTR(hasNeverInlineDirective)}, |
| {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 "I" HS_RESOLVED_METHOD "B[I)" 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 "isResolvedInvokeHandleInPool", CC "(" HS_CONSTANT_POOL "I)I", FN_PTR(isResolvedInvokeHandleInPool)}, |
| {CC "resolveMethod", CC "(" HS_RESOLVED_KLASS HS_RESOLVED_METHOD HS_RESOLVED_KLASS ")" HS_RESOLVED_METHOD, FN_PTR(resolveMethod)}, |
| {CC "getSignaturePolymorphicHolders", CC "()[" STRING, FN_PTR(getSignaturePolymorphicHolders)}, |
| {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 "asResolvedJavaMethod", CC "(" EXECUTABLE ")" HS_RESOLVED_METHOD, FN_PTR(asResolvedJavaMethod)}, |
| {CC "getResolvedJavaMethod", CC "(Ljava/lang/Object;J)" HS_RESOLVED_METHOD, FN_PTR(getResolvedJavaMethod)}, |
| {CC "getConstantPool", CC "(Ljava/lang/Object;)" HS_CONSTANT_POOL, FN_PTR(getConstantPool)}, |
| {CC "getResolvedJavaType", CC "(Ljava/lang/Object;JZ)" HS_RESOLVED_KLASS, FN_PTR(getResolvedJavaType)}, |
| {CC "readConfiguration", CC "()[" OBJECT, FN_PTR(readConfiguration)}, |
| {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 "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 "iterateFrames", CC "([" RESOLVED_METHOD "[" RESOLVED_METHOD "I" INSPECTED_FRAME_VISITOR ")" OBJECT, FN_PTR(iterateFrames)}, |
| {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 "getFingerprint", CC "(J)J", FN_PTR(getFingerprint)}, |
| {CC "getHostClass", CC "(" HS_RESOLVED_KLASS ")" HS_RESOLVED_KLASS, FN_PTR(getHostClass)}, |
| {CC "interpreterFrameSize", CC "(" BYTECODE_FRAME ")I", FN_PTR(interpreterFrameSize)}, |
| {CC "compileToBytecode", CC "(" OBJECT ")V", FN_PTR(compileToBytecode)}, |
| {CC "getFlagValue", CC "(" STRING ")" OBJECT, FN_PTR(getFlagValue)}, |
| {CC "ensureLinked", CC "(" HS_RESOLVED_KLASS ")V", FN_PTR(ensureLinked)}, |
| }; |
| |
| int CompilerToVM::methods_count() { |
| return sizeof(methods) / sizeof(JNINativeMethod); |
| } |
