| /* |
| * Copyright (c) 2012, 2017, 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. |
| */ |
| |
| #ifndef SHARE_VM_JVMCI_JVMCI_RUNTIME_HPP |
| #define SHARE_VM_JVMCI_JVMCI_RUNTIME_HPP |
| |
| #include "interpreter/interpreter.hpp" |
| #include "memory/allocation.hpp" |
| #include "runtime/arguments.hpp" |
| #include "runtime/deoptimization.hpp" |
| |
| #define JVMCI_ERROR(...) \ |
| { Exceptions::fthrow(THREAD_AND_LOCATION, vmSymbols::jdk_vm_ci_common_JVMCIError(), __VA_ARGS__); return; } |
| |
| #define JVMCI_ERROR_(ret, ...) \ |
| { Exceptions::fthrow(THREAD_AND_LOCATION, vmSymbols::jdk_vm_ci_common_JVMCIError(), __VA_ARGS__); return ret; } |
| |
| #define JVMCI_ERROR_0(...) JVMCI_ERROR_(0, __VA_ARGS__) |
| #define JVMCI_ERROR_NULL(...) JVMCI_ERROR_(NULL, __VA_ARGS__) |
| #define JVMCI_ERROR_OK(...) JVMCI_ERROR_(JVMCIEnv::ok, __VA_ARGS__) |
| #define CHECK_OK CHECK_(JVMCIEnv::ok) |
| |
| class JVMCIRuntime: public AllStatic { |
| public: |
| // Constants describing whether JVMCI wants to be able to adjust the compilation |
| // level selected for a method by the VM compilation policy and if so, based on |
| // what information about the method being schedule for compilation. |
| enum CompLevelAdjustment { |
| none = 0, // no adjustment |
| by_holder = 1, // adjust based on declaring class of method |
| by_full_signature = 2 // adjust based on declaring class, name and signature of method |
| }; |
| |
| private: |
| static jobject _HotSpotJVMCIRuntime_instance; |
| static bool _HotSpotJVMCIRuntime_initialized; |
| static bool _well_known_classes_initialized; |
| |
| static int _trivial_prefixes_count; |
| static char** _trivial_prefixes; |
| |
| static CompLevelAdjustment _comp_level_adjustment; |
| |
| static bool _shutdown_called; |
| |
| static CompLevel adjust_comp_level_inner(const methodHandle& method, bool is_osr, CompLevel level, JavaThread* thread); |
| |
| public: |
| static bool is_HotSpotJVMCIRuntime_initialized() { |
| return _HotSpotJVMCIRuntime_initialized; |
| } |
| |
| /** |
| * Gets the singleton HotSpotJVMCIRuntime instance, initializing it if necessary |
| */ |
| static Handle get_HotSpotJVMCIRuntime(TRAPS) { |
| initialize_JVMCI(CHECK_(Handle())); |
| return Handle(THREAD, JNIHandles::resolve_non_null(_HotSpotJVMCIRuntime_instance)); |
| } |
| |
| static jobject get_HotSpotJVMCIRuntime_jobject(TRAPS) { |
| initialize_JVMCI(CHECK_NULL); |
| assert(_HotSpotJVMCIRuntime_initialized, "must be"); |
| return _HotSpotJVMCIRuntime_instance; |
| } |
| |
| static Handle callStatic(const char* className, const char* methodName, const char* returnType, JavaCallArguments* args, TRAPS); |
| |
| /** |
| * Determines if the VM is sufficiently booted to initialize JVMCI. |
| */ |
| static bool can_initialize_JVMCI(); |
| |
| /** |
| * Trigger initialization of HotSpotJVMCIRuntime through JVMCI.getRuntime() |
| */ |
| static void initialize_JVMCI(TRAPS); |
| |
| /** |
| * Explicitly initialize HotSpotJVMCIRuntime itself |
| */ |
| static void initialize_HotSpotJVMCIRuntime(TRAPS); |
| |
| static void initialize_well_known_classes(TRAPS); |
| |
| static void metadata_do(void f(Metadata*)); |
| |
| static void shutdown(TRAPS); |
| |
| static void bootstrap_finished(TRAPS); |
| |
| static bool shutdown_called() { |
| return _shutdown_called; |
| } |
| |
| static bool treat_as_trivial(Method* method); |
| |
| /** |
| * Lets JVMCI modify the compilation level currently selected for a method by |
| * the VM compilation policy. |
| * |
| * @param method the method being scheduled for compilation |
| * @param is_osr specifies if the compilation is an OSR compilation |
| * @param level the compilation level currently selected by the VM compilation policy |
| * @param thread the current thread |
| * @return the compilation level to use for the compilation |
| */ |
| static CompLevel adjust_comp_level(const methodHandle& method, bool is_osr, CompLevel level, JavaThread* thread); |
| |
| static BasicType kindToBasicType(Handle kind, TRAPS); |
| |
| // The following routines are all called from compiled JVMCI code |
| |
| static void new_instance(JavaThread* thread, Klass* klass); |
| static void new_array(JavaThread* thread, Klass* klass, jint length); |
| static void new_multi_array(JavaThread* thread, Klass* klass, int rank, jint* dims); |
| static void dynamic_new_array(JavaThread* thread, oopDesc* element_mirror, jint length); |
| static void dynamic_new_instance(JavaThread* thread, oopDesc* type_mirror); |
| static jboolean thread_is_interrupted(JavaThread* thread, oopDesc* obj, jboolean clear_interrupted); |
| static void vm_message(jboolean vmError, jlong format, jlong v1, jlong v2, jlong v3); |
| static jint identity_hash_code(JavaThread* thread, oopDesc* obj); |
| static address exception_handler_for_pc(JavaThread* thread); |
| static void monitorenter(JavaThread* thread, oopDesc* obj, BasicLock* lock); |
| static void monitorexit (JavaThread* thread, oopDesc* obj, BasicLock* lock); |
| static void vm_error(JavaThread* thread, jlong where, jlong format, jlong value); |
| static oopDesc* load_and_clear_exception(JavaThread* thread); |
| static void log_printf(JavaThread* thread, oopDesc* format, jlong v1, jlong v2, jlong v3); |
| static void log_primitive(JavaThread* thread, jchar typeChar, jlong value, jboolean newline); |
| // Print the passed in object, optionally followed by a newline. If |
| // as_string is true and the object is a java.lang.String then it |
| // printed as a string, otherwise the type of the object is printed |
| // followed by its address. |
| static void log_object(JavaThread* thread, oopDesc* object, bool as_string, bool newline); |
| static void write_barrier_pre(JavaThread* thread, oopDesc* obj); |
| static void write_barrier_post(JavaThread* thread, void* card); |
| static jboolean validate_object(JavaThread* thread, oopDesc* parent, oopDesc* child); |
| static void new_store_pre_barrier(JavaThread* thread); |
| |
| // used to throw exceptions from compiled JVMCI code |
| static void throw_and_post_jvmti_exception(JavaThread* thread, const char* exception, const char* message); |
| // helper methods to throw exception with complex messages |
| static void throw_klass_external_name_exception(JavaThread* thread, const char* exception, Klass* klass); |
| static void throw_class_cast_exception(JavaThread* thread, const char* exception, Klass* caster_klass, Klass* target_klass); |
| |
| // Forces initialization of the JVMCI runtime. |
| static void force_initialization(TRAPS); |
| |
| // Test only function |
| static int test_deoptimize_call_int(JavaThread* thread, int value); |
| }; |
| |
| // Tracing macros. |
| |
| #define IF_TRACE_jvmci_1 if (!(JVMCITraceLevel >= 1)) ; else |
| #define IF_TRACE_jvmci_2 if (!(JVMCITraceLevel >= 2)) ; else |
| #define IF_TRACE_jvmci_3 if (!(JVMCITraceLevel >= 3)) ; else |
| #define IF_TRACE_jvmci_4 if (!(JVMCITraceLevel >= 4)) ; else |
| #define IF_TRACE_jvmci_5 if (!(JVMCITraceLevel >= 5)) ; else |
| |
| #define TRACE_jvmci_1 if (!(JVMCITraceLevel >= 1 && (tty->print("JVMCITrace-1: "), true))) ; else tty->print_cr |
| #define TRACE_jvmci_2 if (!(JVMCITraceLevel >= 2 && (tty->print(" JVMCITrace-2: "), true))) ; else tty->print_cr |
| #define TRACE_jvmci_3 if (!(JVMCITraceLevel >= 3 && (tty->print(" JVMCITrace-3: "), true))) ; else tty->print_cr |
| #define TRACE_jvmci_4 if (!(JVMCITraceLevel >= 4 && (tty->print(" JVMCITrace-4: "), true))) ; else tty->print_cr |
| #define TRACE_jvmci_5 if (!(JVMCITraceLevel >= 5 && (tty->print(" JVMCITrace-5: "), true))) ; else tty->print_cr |
| |
| #endif // SHARE_VM_JVMCI_JVMCI_RUNTIME_HPP |