author | herrick |
Wed, 27 Mar 2019 08:27:58 -0400 | |
branch | JDK-8200758-branch |
changeset 57288 | 0be43184f52a |
parent 53244 | 9807daeb47c4 |
child 54647 | c0d9bc9b4e1f |
permissions | -rw-r--r-- |
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/* |
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* Copyright (c) 2012, 2019, Oracle and/or its affiliates. All rights reserved. |
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
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* |
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* This code is free software; you can redistribute it and/or modify it |
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* under the terms of the GNU General Public License version 2 only, as |
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* published by the Free Software Foundation. |
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* |
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* This code is distributed in the hope that it will be useful, but WITHOUT |
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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* version 2 for more details (a copy is included in the LICENSE file that |
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* accompanied this code). |
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* |
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* You should have received a copy of the GNU General Public License version |
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* 2 along with this work; if not, write to the Free Software Foundation, |
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
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* |
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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* or visit www.oracle.com if you need additional information or have any |
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* questions. |
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*/ |
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#ifndef SHARE_JVMCI_JVMCIRUNTIME_HPP |
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#define SHARE_JVMCI_JVMCIRUNTIME_HPP |
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#include "interpreter/interpreter.hpp" |
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#include "memory/allocation.hpp" |
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#include "runtime/arguments.hpp" |
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#include "runtime/deoptimization.hpp" |
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#define JVMCI_ERROR(...) \ |
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{ Exceptions::fthrow(THREAD_AND_LOCATION, vmSymbols::jdk_vm_ci_common_JVMCIError(), __VA_ARGS__); return; } |
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|
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#define JVMCI_ERROR_(ret, ...) \ |
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{ Exceptions::fthrow(THREAD_AND_LOCATION, vmSymbols::jdk_vm_ci_common_JVMCIError(), __VA_ARGS__); return ret; } |
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|
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#define JVMCI_ERROR_0(...) JVMCI_ERROR_(0, __VA_ARGS__) |
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#define JVMCI_ERROR_NULL(...) JVMCI_ERROR_(NULL, __VA_ARGS__) |
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#define JVMCI_ERROR_OK(...) JVMCI_ERROR_(JVMCIEnv::ok, __VA_ARGS__) |
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#define CHECK_OK CHECK_(JVMCIEnv::ok) |
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class JVMCIRuntime: public AllStatic { |
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public: |
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// Constants describing whether JVMCI wants to be able to adjust the compilation |
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// level selected for a method by the VM compilation policy and if so, based on |
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// what information about the method being schedule for compilation. |
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enum CompLevelAdjustment { |
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none = 0, // no adjustment |
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by_holder = 1, // adjust based on declaring class of method |
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by_full_signature = 2 // adjust based on declaring class, name and signature of method |
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}; |
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private: |
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static jobject _HotSpotJVMCIRuntime_instance; |
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static bool _HotSpotJVMCIRuntime_initialized; |
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static bool _well_known_classes_initialized; |
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static CompLevelAdjustment _comp_level_adjustment; |
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static bool _shutdown_called; |
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static CompLevel adjust_comp_level_inner(const methodHandle& method, bool is_osr, CompLevel level, JavaThread* thread); |
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public: |
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static bool is_HotSpotJVMCIRuntime_initialized() { |
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return _HotSpotJVMCIRuntime_initialized; |
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} |
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/** |
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* Gets the singleton HotSpotJVMCIRuntime instance, initializing it if necessary |
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*/ |
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static Handle get_HotSpotJVMCIRuntime(TRAPS); |
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static jobject get_HotSpotJVMCIRuntime_jobject(TRAPS) { |
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initialize_JVMCI(CHECK_NULL); |
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assert(_HotSpotJVMCIRuntime_initialized, "must be"); |
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return _HotSpotJVMCIRuntime_instance; |
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} |
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static Handle callStatic(const char* className, const char* methodName, const char* returnType, JavaCallArguments* args, TRAPS); |
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/** |
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* Determines if the VM is sufficiently booted to initialize JVMCI. |
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*/ |
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static bool can_initialize_JVMCI(); |
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/** |
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* Trigger initialization of HotSpotJVMCIRuntime through JVMCI.getRuntime() |
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*/ |
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static void initialize_JVMCI(TRAPS); |
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/** |
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* Explicitly initialize HotSpotJVMCIRuntime itself |
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*/ |
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static void initialize_HotSpotJVMCIRuntime(TRAPS); |
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static void initialize_well_known_classes(TRAPS); |
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static void metadata_do(void f(Metadata*)); |
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static void shutdown(TRAPS); |
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static void bootstrap_finished(TRAPS); |
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static bool shutdown_called() { |
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return _shutdown_called; |
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} |
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/** |
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* Lets JVMCI modify the compilation level currently selected for a method by |
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* the VM compilation policy. |
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* |
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* @param method the method being scheduled for compilation |
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* @param is_osr specifies if the compilation is an OSR compilation |
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* @param level the compilation level currently selected by the VM compilation policy |
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* @param thread the current thread |
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* @return the compilation level to use for the compilation |
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*/ |
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static CompLevel adjust_comp_level(const methodHandle& method, bool is_osr, CompLevel level, JavaThread* thread); |
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static BasicType kindToBasicType(Handle kind, TRAPS); |
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static void new_instance_common(JavaThread* thread, Klass* klass, bool null_on_fail); |
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static void new_array_common(JavaThread* thread, Klass* klass, jint length, bool null_on_fail); |
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static void new_multi_array_common(JavaThread* thread, Klass* klass, int rank, jint* dims, bool null_on_fail); |
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static void dynamic_new_array_common(JavaThread* thread, oopDesc* element_mirror, jint length, bool null_on_fail); |
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static void dynamic_new_instance_common(JavaThread* thread, oopDesc* type_mirror, bool null_on_fail); |
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// The following routines are called from compiled JVMCI code |
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// When allocation fails, these stubs: |
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// 1. Exercise -XX:+HeapDumpOnOutOfMemoryError and -XX:OnOutOfMemoryError handling and also |
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// post a JVMTI_EVENT_RESOURCE_EXHAUSTED event if the failure is an OutOfMemroyError |
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// 2. Return NULL with a pending exception. |
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// Compiled code must ensure these stubs are not called twice for the same allocation |
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// site due to the non-repeatable side effects in the case of OOME. |
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static void new_instance(JavaThread* thread, Klass* klass) { new_instance_common(thread, klass, false); } |
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static void new_array(JavaThread* thread, Klass* klass, jint length) { new_array_common(thread, klass, length, false); } |
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static void new_multi_array(JavaThread* thread, Klass* klass, int rank, jint* dims) { new_multi_array_common(thread, klass, rank, dims, false); } |
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static void dynamic_new_array(JavaThread* thread, oopDesc* element_mirror, jint length) { dynamic_new_array_common(thread, element_mirror, length, false); } |
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static void dynamic_new_instance(JavaThread* thread, oopDesc* type_mirror) { dynamic_new_instance_common(thread, type_mirror, false); } |
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// When allocation fails, these stubs return NULL and have no pending exception. Compiled code |
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// can use these stubs if a failed allocation will be retried (e.g., by deoptimizing and |
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// re-executing in the interpreter). |
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static void new_instance_or_null(JavaThread* thread, Klass* klass) { new_instance_common(thread, klass, true); } |
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static void new_array_or_null(JavaThread* thread, Klass* klass, jint length) { new_array_common(thread, klass, length, true); } |
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static void new_multi_array_or_null(JavaThread* thread, Klass* klass, int rank, jint* dims) { new_multi_array_common(thread, klass, rank, dims, true); } |
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static void dynamic_new_array_or_null(JavaThread* thread, oopDesc* element_mirror, jint length) { dynamic_new_array_common(thread, element_mirror, length, true); } |
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static void dynamic_new_instance_or_null(JavaThread* thread, oopDesc* type_mirror) { dynamic_new_instance_common(thread, type_mirror, true); } |
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static jboolean thread_is_interrupted(JavaThread* thread, oopDesc* obj, jboolean clear_interrupted); |
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static void vm_message(jboolean vmError, jlong format, jlong v1, jlong v2, jlong v3); |
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static jint identity_hash_code(JavaThread* thread, oopDesc* obj); |
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static address exception_handler_for_pc(JavaThread* thread); |
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static void monitorenter(JavaThread* thread, oopDesc* obj, BasicLock* lock); |
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static void monitorexit (JavaThread* thread, oopDesc* obj, BasicLock* lock); |
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static jboolean object_notify(JavaThread* thread, oopDesc* obj); |
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static jboolean object_notifyAll(JavaThread* thread, oopDesc* obj); |
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static void vm_error(JavaThread* thread, jlong where, jlong format, jlong value); |
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static oopDesc* load_and_clear_exception(JavaThread* thread); |
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static void log_printf(JavaThread* thread, const char* format, jlong v1, jlong v2, jlong v3); |
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static void log_primitive(JavaThread* thread, jchar typeChar, jlong value, jboolean newline); |
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// Print the passed in object, optionally followed by a newline. If |
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// as_string is true and the object is a java.lang.String then it |
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// printed as a string, otherwise the type of the object is printed |
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// followed by its address. |
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static void log_object(JavaThread* thread, oopDesc* object, bool as_string, bool newline); |
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#if INCLUDE_G1GC |
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static void write_barrier_pre(JavaThread* thread, oopDesc* obj); |
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static void write_barrier_post(JavaThread* thread, void* card); |
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#endif |
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static jboolean validate_object(JavaThread* thread, oopDesc* parent, oopDesc* child); |
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// used to throw exceptions from compiled JVMCI code |
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static void throw_and_post_jvmti_exception(JavaThread* thread, const char* exception, const char* message); |
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// helper methods to throw exception with complex messages |
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static void throw_klass_external_name_exception(JavaThread* thread, const char* exception, Klass* klass); |
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static void throw_class_cast_exception(JavaThread* thread, const char* exception, Klass* caster_klass, Klass* target_klass); |
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|
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// Forces initialization of the JVMCI runtime. |
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static void force_initialization(TRAPS); |
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// Test only function |
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static int test_deoptimize_call_int(JavaThread* thread, int value); |
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}; |
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// Tracing macros. |
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#define IF_TRACE_jvmci_1 if (!(JVMCITraceLevel >= 1)) ; else |
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#define IF_TRACE_jvmci_2 if (!(JVMCITraceLevel >= 2)) ; else |
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#define IF_TRACE_jvmci_3 if (!(JVMCITraceLevel >= 3)) ; else |
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#define IF_TRACE_jvmci_4 if (!(JVMCITraceLevel >= 4)) ; else |
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#define IF_TRACE_jvmci_5 if (!(JVMCITraceLevel >= 5)) ; else |
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#define TRACE_jvmci_1 if (!(JVMCITraceLevel >= 1 && (tty->print("JVMCITrace-1: "), true))) ; else tty->print_cr |
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#define TRACE_jvmci_2 if (!(JVMCITraceLevel >= 2 && (tty->print(" JVMCITrace-2: "), true))) ; else tty->print_cr |
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#define TRACE_jvmci_3 if (!(JVMCITraceLevel >= 3 && (tty->print(" JVMCITrace-3: "), true))) ; else tty->print_cr |
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#define TRACE_jvmci_4 if (!(JVMCITraceLevel >= 4 && (tty->print(" JVMCITrace-4: "), true))) ; else tty->print_cr |
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#define TRACE_jvmci_5 if (!(JVMCITraceLevel >= 5 && (tty->print(" JVMCITrace-5: "), true))) ; else tty->print_cr |
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#endif // SHARE_JVMCI_JVMCIRUNTIME_HPP |