Mercurial > hg > graal-jvmci-8
view src/share/vm/interpreter/interpreterRuntime.hpp @ 1570:de91a2f25c7e
6956164: nightly regressions from 6939207
Summary: Fix errors in 6939207.
Reviewed-by: kvn
author | jrose |
---|---|
date | Thu, 27 May 2010 09:54:07 -0700 |
parents | ab102d5d923e |
children | e9ff18c4ace7 |
line wrap: on
line source
/* * Copyright 1997-2010 Sun Microsystems, Inc. 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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, * CA 95054 USA or visit www.sun.com if you need additional information or * have any questions. * */ // The InterpreterRuntime is called by the interpreter for everything // that cannot/should not be dealt with in assembly and needs C support. class InterpreterRuntime: AllStatic { friend class BytecodeClosure; // for method and bcp friend class PrintingClosure; // for method and bcp private: // Helper functions to access current interpreter state static frame last_frame(JavaThread *thread) { return thread->last_frame(); } static methodOop method(JavaThread *thread) { return last_frame(thread).interpreter_frame_method(); } static address bcp(JavaThread *thread) { return last_frame(thread).interpreter_frame_bcp(); } static void set_bcp_and_mdp(address bcp, JavaThread*thread); static Bytecodes::Code code(JavaThread *thread) { // pass method to avoid calling unsafe bcp_to_method (partial fix 4926272) return Bytecodes::code_at(bcp(thread), method(thread)); } static bool already_resolved(JavaThread *thread) { return cache_entry(thread)->is_resolved(code(thread)); } static Bytecode* bytecode(JavaThread *thread) { return Bytecode_at(bcp(thread)); } static int get_index_u1(JavaThread *thread, Bytecodes::Code bc) { return bytecode(thread)->get_index_u1(bc); } static int get_index_u2(JavaThread *thread, Bytecodes::Code bc) { return bytecode(thread)->get_index_u2(bc); } static int get_index_u2_cpcache(JavaThread *thread, Bytecodes::Code bc) { return bytecode(thread)->get_index_u2_cpcache(bc); } static int number_of_dimensions(JavaThread *thread) { return bcp(thread)[3]; } static ConstantPoolCacheEntry* cache_entry_at(JavaThread *thread, int i) { return method(thread)->constants()->cache()->entry_at(i); } static ConstantPoolCacheEntry* cache_entry(JavaThread *thread) { return cache_entry_at(thread, Bytes::get_native_u2(bcp(thread) + 1)); } static void note_trap(JavaThread *thread, int reason, TRAPS); // Inner work method for Interpreter's frequency counter overflow static nmethod* frequency_counter_overflow_inner(JavaThread* thread, address branch_bcp); public: // Constants static void ldc (JavaThread* thread, bool wide); // Allocation static void _new (JavaThread* thread, constantPoolOopDesc* pool, int index); static void newarray (JavaThread* thread, BasicType type, jint size); static void anewarray (JavaThread* thread, constantPoolOopDesc* pool, int index, jint size); static void multianewarray(JavaThread* thread, jint* first_size_address); static void register_finalizer(JavaThread* thread, oopDesc* obj); // Quicken instance-of and check-cast bytecodes static void quicken_io_cc(JavaThread* thread); // Exceptions thrown by the interpreter static void throw_AbstractMethodError(JavaThread* thread); static void throw_IncompatibleClassChangeError(JavaThread* thread); static void throw_StackOverflowError(JavaThread* thread); static void throw_ArrayIndexOutOfBoundsException(JavaThread* thread, char* name, jint index); static void throw_ClassCastException(JavaThread* thread, oopDesc* obj); static void throw_WrongMethodTypeException(JavaThread* thread, oopDesc* mtype = NULL, oopDesc* mhandle = NULL); static void create_exception(JavaThread* thread, char* name, char* message); static void create_klass_exception(JavaThread* thread, char* name, oopDesc* obj); static address exception_handler_for_exception(JavaThread* thread, oopDesc* exception); static void throw_pending_exception(JavaThread* thread); // Statics & fields static void resolve_get_put(JavaThread* thread, Bytecodes::Code bytecode); // Synchronization static void monitorenter(JavaThread* thread, BasicObjectLock* elem); static void monitorexit (JavaThread* thread, BasicObjectLock* elem); static void throw_illegal_monitor_state_exception(JavaThread* thread); static void new_illegal_monitor_state_exception(JavaThread* thread); // Calls static void resolve_invoke (JavaThread* thread, Bytecodes::Code bytecode); static void resolve_invokedynamic(JavaThread* thread); // Breakpoints static void _breakpoint(JavaThread* thread, methodOopDesc* method, address bcp); static Bytecodes::Code get_original_bytecode_at(JavaThread* thread, methodOopDesc* method, address bcp); static void set_original_bytecode_at(JavaThread* thread, methodOopDesc* method, address bcp, Bytecodes::Code new_code); static bool is_breakpoint(JavaThread *thread) { return Bytecodes::code_or_bp_at(bcp(thread)) == Bytecodes::_breakpoint; } // Safepoints static void at_safepoint(JavaThread* thread); // Debugger support static void post_field_access(JavaThread *thread, oopDesc* obj, ConstantPoolCacheEntry *cp_entry); static void post_field_modification(JavaThread *thread, oopDesc* obj, ConstantPoolCacheEntry *cp_entry, jvalue *value); static void post_method_entry(JavaThread *thread); static void post_method_exit (JavaThread *thread); static int interpreter_contains(address pc); // Native signature handlers static void prepare_native_call(JavaThread* thread, methodOopDesc* method); static address slow_signature_handler(JavaThread* thread, methodOopDesc* method, intptr_t* from, intptr_t* to); #if defined(IA32) || defined(AMD64) // Popframe support (only needed on x86 and AMD64) static void popframe_move_outgoing_args(JavaThread* thread, void* src_address, void* dest_address); #endif // Platform dependent stuff #include "incls/_interpreterRT_pd.hpp.incl" // Interpreter's frequency counter overflow static nmethod* frequency_counter_overflow(JavaThread* thread, address branch_bcp); // Interpreter profiling support static jint bcp_to_di(methodOopDesc* method, address cur_bcp); static jint profile_method(JavaThread* thread, address cur_bcp); static void update_mdp_for_ret(JavaThread* thread, int bci); #ifdef ASSERT static void verify_mdp(methodOopDesc* method, address bcp, address mdp); #endif // ASSERT }; class SignatureHandlerLibrary: public AllStatic { public: enum { buffer_size = 1*K }; // the size of the temporary code buffer enum { blob_size = 32*K }; // the size of a handler code blob. private: static BufferBlob* _handler_blob; // the current buffer blob containing the generated handlers static address _handler; // next available address within _handler_blob; static GrowableArray<uint64_t>* _fingerprints; // the fingerprint collection static GrowableArray<address>* _handlers; // the corresponding handlers static address _buffer; // the temporary code buffer static address set_handler_blob(); static void initialize(); static address set_handler(CodeBuffer* buffer); static void pd_set_handler(address handler); public: static void add(methodHandle method); };