duke@435: /* never@2462: * Copyright (c) 1997, 2011, Oracle and/or its affiliates. All rights reserved. duke@435: * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. duke@435: * duke@435: * This code is free software; you can redistribute it and/or modify it duke@435: * under the terms of the GNU General Public License version 2 only, as duke@435: * published by the Free Software Foundation. duke@435: * duke@435: * This code is distributed in the hope that it will be useful, but WITHOUT duke@435: * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or duke@435: * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License duke@435: * version 2 for more details (a copy is included in the LICENSE file that duke@435: * accompanied this code). duke@435: * duke@435: * You should have received a copy of the GNU General Public License version duke@435: * 2 along with this work; if not, write to the Free Software Foundation, duke@435: * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. duke@435: * trims@1907: * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA trims@1907: * or visit www.oracle.com if you need additional information or have any trims@1907: * questions. duke@435: * duke@435: */ duke@435: stefank@2314: #ifndef SHARE_VM_INTERPRETER_INTERPRETERRUNTIME_HPP stefank@2314: #define SHARE_VM_INTERPRETER_INTERPRETERRUNTIME_HPP stefank@2314: stefank@2314: #include "interpreter/bytecode.hpp" stefank@2314: #include "interpreter/linkResolver.hpp" stefank@2314: #include "memory/universe.hpp" stefank@2314: #include "oops/methodOop.hpp" stefank@2314: #include "runtime/frame.inline.hpp" stefank@2314: #include "runtime/signature.hpp" stefank@2314: #include "utilities/top.hpp" stefank@2314: #ifdef TARGET_OS_FAMILY_linux stefank@2314: # include "thread_linux.inline.hpp" stefank@2314: #endif stefank@2314: #ifdef TARGET_OS_FAMILY_solaris stefank@2314: # include "thread_solaris.inline.hpp" stefank@2314: #endif stefank@2314: #ifdef TARGET_OS_FAMILY_windows stefank@2314: # include "thread_windows.inline.hpp" stefank@2314: #endif never@3156: #ifdef TARGET_OS_FAMILY_bsd never@3156: # include "thread_bsd.inline.hpp" never@3156: #endif stefank@2314: duke@435: // The InterpreterRuntime is called by the interpreter for everything duke@435: // that cannot/should not be dealt with in assembly and needs C support. duke@435: duke@435: class InterpreterRuntime: AllStatic { duke@435: friend class BytecodeClosure; // for method and bcp duke@435: friend class PrintingClosure; // for method and bcp duke@435: duke@435: private: duke@435: // Helper functions to access current interpreter state duke@435: static frame last_frame(JavaThread *thread) { return thread->last_frame(); } duke@435: static methodOop method(JavaThread *thread) { return last_frame(thread).interpreter_frame_method(); } duke@435: static address bcp(JavaThread *thread) { return last_frame(thread).interpreter_frame_bcp(); } jrose@1957: static int bci(JavaThread *thread) { return last_frame(thread).interpreter_frame_bci(); } duke@435: static void set_bcp_and_mdp(address bcp, JavaThread*thread); coleenp@548: static Bytecodes::Code code(JavaThread *thread) { coleenp@548: // pass method to avoid calling unsafe bcp_to_method (partial fix 4926272) never@2462: return Bytecodes::code_at(method(thread), bcp(thread)); coleenp@548: } duke@435: static bool already_resolved(JavaThread *thread) { return cache_entry(thread)->is_resolved(code(thread)); } never@2462: static Bytecode bytecode(JavaThread *thread) { return Bytecode(method(thread), bcp(thread)); } jrose@1920: static int get_index_u1(JavaThread *thread, Bytecodes::Code bc) never@2462: { return bytecode(thread).get_index_u1(bc); } jrose@1920: static int get_index_u2(JavaThread *thread, Bytecodes::Code bc) never@2462: { return bytecode(thread).get_index_u2(bc); } jrose@1920: static int get_index_u2_cpcache(JavaThread *thread, Bytecodes::Code bc) never@2462: { return bytecode(thread).get_index_u2_cpcache(bc); } twisti@3969: static int get_index_u4(JavaThread *thread, Bytecodes::Code bc) twisti@3969: { return bytecode(thread).get_index_u4(bc); } duke@435: static int number_of_dimensions(JavaThread *thread) { return bcp(thread)[3]; } jrose@1161: jrose@1161: static ConstantPoolCacheEntry* cache_entry_at(JavaThread *thread, int i) { return method(thread)->constants()->cache()->entry_at(i); } jrose@1161: static ConstantPoolCacheEntry* cache_entry(JavaThread *thread) { return cache_entry_at(thread, Bytes::get_native_u2(bcp(thread) + 1)); } duke@435: static void note_trap(JavaThread *thread, int reason, TRAPS); duke@435: ysr@1376: // Inner work method for Interpreter's frequency counter overflow ysr@1376: static nmethod* frequency_counter_overflow_inner(JavaThread* thread, address branch_bcp); ysr@1376: duke@435: public: duke@435: // Constants duke@435: static void ldc (JavaThread* thread, bool wide); jrose@1957: static void resolve_ldc (JavaThread* thread, Bytecodes::Code bytecode); duke@435: duke@435: // Allocation duke@435: static void _new (JavaThread* thread, constantPoolOopDesc* pool, int index); duke@435: static void newarray (JavaThread* thread, BasicType type, jint size); duke@435: static void anewarray (JavaThread* thread, constantPoolOopDesc* pool, int index, jint size); duke@435: static void multianewarray(JavaThread* thread, jint* first_size_address); duke@435: static void register_finalizer(JavaThread* thread, oopDesc* obj); duke@435: duke@435: // Quicken instance-of and check-cast bytecodes duke@435: static void quicken_io_cc(JavaThread* thread); duke@435: duke@435: // Exceptions thrown by the interpreter duke@435: static void throw_AbstractMethodError(JavaThread* thread); duke@435: static void throw_IncompatibleClassChangeError(JavaThread* thread); duke@435: static void throw_StackOverflowError(JavaThread* thread); duke@435: static void throw_ArrayIndexOutOfBoundsException(JavaThread* thread, char* name, jint index); duke@435: static void throw_ClassCastException(JavaThread* thread, oopDesc* obj); duke@435: static void create_exception(JavaThread* thread, char* name, char* message); duke@435: static void create_klass_exception(JavaThread* thread, char* name, oopDesc* obj); duke@435: static address exception_handler_for_exception(JavaThread* thread, oopDesc* exception); duke@435: static void throw_pending_exception(JavaThread* thread); duke@435: duke@435: // Statics & fields duke@435: static void resolve_get_put(JavaThread* thread, Bytecodes::Code bytecode); duke@435: duke@435: // Synchronization duke@435: static void monitorenter(JavaThread* thread, BasicObjectLock* elem); duke@435: static void monitorexit (JavaThread* thread, BasicObjectLock* elem); duke@435: duke@435: static void throw_illegal_monitor_state_exception(JavaThread* thread); duke@435: static void new_illegal_monitor_state_exception(JavaThread* thread); duke@435: duke@435: // Calls jrose@1161: static void resolve_invoke (JavaThread* thread, Bytecodes::Code bytecode); twisti@3969: static void resolve_invokehandle (JavaThread* thread); jrose@1161: static void resolve_invokedynamic(JavaThread* thread); duke@435: duke@435: // Breakpoints duke@435: static void _breakpoint(JavaThread* thread, methodOopDesc* method, address bcp); duke@435: static Bytecodes::Code get_original_bytecode_at(JavaThread* thread, methodOopDesc* method, address bcp); duke@435: static void set_original_bytecode_at(JavaThread* thread, methodOopDesc* method, address bcp, Bytecodes::Code new_code); duke@435: static bool is_breakpoint(JavaThread *thread) { return Bytecodes::code_or_bp_at(bcp(thread)) == Bytecodes::_breakpoint; } duke@435: duke@435: // Safepoints duke@435: static void at_safepoint(JavaThread* thread); duke@435: duke@435: // Debugger support duke@435: static void post_field_access(JavaThread *thread, oopDesc* obj, duke@435: ConstantPoolCacheEntry *cp_entry); duke@435: static void post_field_modification(JavaThread *thread, oopDesc* obj, duke@435: ConstantPoolCacheEntry *cp_entry, jvalue *value); duke@435: static void post_method_entry(JavaThread *thread); duke@435: static void post_method_exit (JavaThread *thread); duke@435: static int interpreter_contains(address pc); duke@435: duke@435: // Native signature handlers duke@435: static void prepare_native_call(JavaThread* thread, methodOopDesc* method); duke@435: static address slow_signature_handler(JavaThread* thread, duke@435: methodOopDesc* method, duke@435: intptr_t* from, intptr_t* to); duke@435: roland@3111: #if defined(IA32) || defined(AMD64) || defined(ARM) roland@3111: // Popframe support (only needed on x86, AMD64 and ARM) duke@435: static void popframe_move_outgoing_args(JavaThread* thread, void* src_address, void* dest_address); duke@435: #endif duke@435: duke@435: // Platform dependent stuff stefank@2314: #ifdef TARGET_ARCH_x86 stefank@2314: # include "interpreterRT_x86.hpp" stefank@2314: #endif stefank@2314: #ifdef TARGET_ARCH_sparc stefank@2314: # include "interpreterRT_sparc.hpp" stefank@2314: #endif stefank@2314: #ifdef TARGET_ARCH_zero stefank@2314: # include "interpreterRT_zero.hpp" stefank@2314: #endif bobv@2508: #ifdef TARGET_ARCH_arm bobv@2508: # include "interpreterRT_arm.hpp" bobv@2508: #endif bobv@2508: #ifdef TARGET_ARCH_ppc bobv@2508: # include "interpreterRT_ppc.hpp" bobv@2508: #endif stefank@2314: duke@435: duke@435: // Interpreter's frequency counter overflow duke@435: static nmethod* frequency_counter_overflow(JavaThread* thread, address branch_bcp); duke@435: duke@435: // Interpreter profiling support duke@435: static jint bcp_to_di(methodOopDesc* method, address cur_bcp); iveresov@2438: static void profile_method(JavaThread* thread); duke@435: static void update_mdp_for_ret(JavaThread* thread, int bci); duke@435: #ifdef ASSERT duke@435: static void verify_mdp(methodOopDesc* method, address bcp, address mdp); duke@435: #endif // ASSERT duke@435: }; duke@435: duke@435: duke@435: class SignatureHandlerLibrary: public AllStatic { duke@435: public: duke@435: enum { buffer_size = 1*K }; // the size of the temporary code buffer duke@435: enum { blob_size = 32*K }; // the size of a handler code blob. duke@435: duke@435: private: duke@435: static BufferBlob* _handler_blob; // the current buffer blob containing the generated handlers duke@435: static address _handler; // next available address within _handler_blob; duke@435: static GrowableArray* _fingerprints; // the fingerprint collection duke@435: static GrowableArray
* _handlers; // the corresponding handlers duke@435: static address _buffer; // the temporary code buffer duke@435: duke@435: static address set_handler_blob(); duke@435: static void initialize(); duke@435: static address set_handler(CodeBuffer* buffer); duke@435: static void pd_set_handler(address handler); duke@435: duke@435: public: duke@435: static void add(methodHandle method); duke@435: }; stefank@2314: stefank@2314: #endif // SHARE_VM_INTERPRETER_INTERPRETERRUNTIME_HPP