Mercurial > hg > graal-compiler
annotate src/share/vm/interpreter/interpreterRuntime.hpp @ 1552:c18cbe5936b8
6941466: Oracle rebranding changes for Hotspot repositories
Summary: Change all the Sun copyrights to Oracle copyright
Reviewed-by: ohair
| author | trims |
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| date | Thu, 27 May 2010 19:08:38 -0700 |
| parents | 389049f3f393 |
| children | e9ff18c4ace7 |
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| 0 | 1 /* |
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2 * Copyright (c) 1997, 2009, Oracle and/or its affiliates. All rights reserved. |
| 0 | 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| 4 * | |
| 5 * This code is free software; you can redistribute it and/or modify it | |
| 6 * under the terms of the GNU General Public License version 2 only, as | |
| 7 * published by the Free Software Foundation. | |
| 8 * | |
| 9 * This code is distributed in the hope that it will be useful, but WITHOUT | |
| 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
| 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
| 12 * version 2 for more details (a copy is included in the LICENSE file that | |
| 13 * accompanied this code). | |
| 14 * | |
| 15 * You should have received a copy of the GNU General Public License version | |
| 16 * 2 along with this work; if not, write to the Free Software Foundation, | |
| 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. | |
| 18 * | |
|
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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20 * or visit www.oracle.com if you need additional information or have any |
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21 * questions. |
| 0 | 22 * |
| 23 */ | |
| 24 | |
| 25 // The InterpreterRuntime is called by the interpreter for everything | |
| 26 // that cannot/should not be dealt with in assembly and needs C support. | |
| 27 | |
| 28 class InterpreterRuntime: AllStatic { | |
| 29 friend class BytecodeClosure; // for method and bcp | |
| 30 friend class PrintingClosure; // for method and bcp | |
| 31 | |
| 32 private: | |
| 33 // Helper functions to access current interpreter state | |
| 34 static frame last_frame(JavaThread *thread) { return thread->last_frame(); } | |
| 35 static methodOop method(JavaThread *thread) { return last_frame(thread).interpreter_frame_method(); } | |
| 36 static address bcp(JavaThread *thread) { return last_frame(thread).interpreter_frame_bcp(); } | |
| 37 static void set_bcp_and_mdp(address bcp, JavaThread*thread); | |
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38 static Bytecodes::Code code(JavaThread *thread) { |
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39 // pass method to avoid calling unsafe bcp_to_method (partial fix 4926272) |
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40 return Bytecodes::code_at(bcp(thread), method(thread)); |
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41 } |
| 0 | 42 static bool already_resolved(JavaThread *thread) { return cache_entry(thread)->is_resolved(code(thread)); } |
| 43 static int one_byte_index(JavaThread *thread) { return bcp(thread)[1]; } | |
| 44 static int two_byte_index(JavaThread *thread) { return Bytes::get_Java_u2(bcp(thread) + 1); } | |
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45 static int four_byte_index(JavaThread *thread) { return Bytes::get_native_u4(bcp(thread) + 1); } |
| 0 | 46 static int number_of_dimensions(JavaThread *thread) { return bcp(thread)[3]; } |
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47 |
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48 static ConstantPoolCacheEntry* cache_entry_at(JavaThread *thread, int i) { return method(thread)->constants()->cache()->entry_at(i); } |
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49 static ConstantPoolCacheEntry* cache_entry(JavaThread *thread) { return cache_entry_at(thread, Bytes::get_native_u2(bcp(thread) + 1)); } |
| 0 | 50 static void note_trap(JavaThread *thread, int reason, TRAPS); |
| 51 | |
| 941 | 52 // Inner work method for Interpreter's frequency counter overflow |
| 53 static nmethod* frequency_counter_overflow_inner(JavaThread* thread, address branch_bcp); | |
| 54 | |
| 0 | 55 public: |
| 56 // Constants | |
| 57 static void ldc (JavaThread* thread, bool wide); | |
| 58 | |
| 59 // Allocation | |
| 60 static void _new (JavaThread* thread, constantPoolOopDesc* pool, int index); | |
| 61 static void newarray (JavaThread* thread, BasicType type, jint size); | |
| 62 static void anewarray (JavaThread* thread, constantPoolOopDesc* pool, int index, jint size); | |
| 63 static void multianewarray(JavaThread* thread, jint* first_size_address); | |
| 64 static void register_finalizer(JavaThread* thread, oopDesc* obj); | |
| 65 | |
| 66 // Quicken instance-of and check-cast bytecodes | |
| 67 static void quicken_io_cc(JavaThread* thread); | |
| 68 | |
| 69 // Exceptions thrown by the interpreter | |
| 70 static void throw_AbstractMethodError(JavaThread* thread); | |
| 71 static void throw_IncompatibleClassChangeError(JavaThread* thread); | |
| 72 static void throw_StackOverflowError(JavaThread* thread); | |
| 73 static void throw_ArrayIndexOutOfBoundsException(JavaThread* thread, char* name, jint index); | |
| 74 static void throw_ClassCastException(JavaThread* thread, oopDesc* obj); | |
| 710 | 75 static void throw_WrongMethodTypeException(JavaThread* thread, oopDesc* mtype = NULL, oopDesc* mhandle = NULL); |
| 0 | 76 static void create_exception(JavaThread* thread, char* name, char* message); |
| 77 static void create_klass_exception(JavaThread* thread, char* name, oopDesc* obj); | |
| 78 static address exception_handler_for_exception(JavaThread* thread, oopDesc* exception); | |
| 79 static void throw_pending_exception(JavaThread* thread); | |
| 80 | |
| 81 // Statics & fields | |
| 82 static void resolve_get_put(JavaThread* thread, Bytecodes::Code bytecode); | |
| 83 | |
| 84 // Synchronization | |
| 85 static void monitorenter(JavaThread* thread, BasicObjectLock* elem); | |
| 86 static void monitorexit (JavaThread* thread, BasicObjectLock* elem); | |
| 87 | |
| 88 static void throw_illegal_monitor_state_exception(JavaThread* thread); | |
| 89 static void new_illegal_monitor_state_exception(JavaThread* thread); | |
| 90 | |
| 91 // Calls | |
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92 static void resolve_invoke (JavaThread* thread, Bytecodes::Code bytecode); |
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93 static void resolve_invokedynamic(JavaThread* thread); |
| 0 | 94 |
| 95 // Breakpoints | |
| 96 static void _breakpoint(JavaThread* thread, methodOopDesc* method, address bcp); | |
| 97 static Bytecodes::Code get_original_bytecode_at(JavaThread* thread, methodOopDesc* method, address bcp); | |
| 98 static void set_original_bytecode_at(JavaThread* thread, methodOopDesc* method, address bcp, Bytecodes::Code new_code); | |
| 99 static bool is_breakpoint(JavaThread *thread) { return Bytecodes::code_or_bp_at(bcp(thread)) == Bytecodes::_breakpoint; } | |
| 100 | |
| 101 // Safepoints | |
| 102 static void at_safepoint(JavaThread* thread); | |
| 103 | |
| 104 // Debugger support | |
| 105 static void post_field_access(JavaThread *thread, oopDesc* obj, | |
| 106 ConstantPoolCacheEntry *cp_entry); | |
| 107 static void post_field_modification(JavaThread *thread, oopDesc* obj, | |
| 108 ConstantPoolCacheEntry *cp_entry, jvalue *value); | |
| 109 static void post_method_entry(JavaThread *thread); | |
| 110 static void post_method_exit (JavaThread *thread); | |
| 111 static int interpreter_contains(address pc); | |
| 112 | |
| 113 // Native signature handlers | |
| 114 static void prepare_native_call(JavaThread* thread, methodOopDesc* method); | |
| 115 static address slow_signature_handler(JavaThread* thread, | |
| 116 methodOopDesc* method, | |
| 117 intptr_t* from, intptr_t* to); | |
| 118 | |
| 119 #if defined(IA32) || defined(AMD64) | |
| 120 // Popframe support (only needed on x86 and AMD64) | |
| 121 static void popframe_move_outgoing_args(JavaThread* thread, void* src_address, void* dest_address); | |
| 122 #endif | |
| 123 | |
| 124 // Platform dependent stuff | |
| 125 #include "incls/_interpreterRT_pd.hpp.incl" | |
| 126 | |
| 127 // Interpreter's frequency counter overflow | |
| 128 static nmethod* frequency_counter_overflow(JavaThread* thread, address branch_bcp); | |
| 129 | |
| 130 // Interpreter profiling support | |
| 131 static jint bcp_to_di(methodOopDesc* method, address cur_bcp); | |
| 132 static jint profile_method(JavaThread* thread, address cur_bcp); | |
| 133 static void update_mdp_for_ret(JavaThread* thread, int bci); | |
| 134 #ifdef ASSERT | |
| 135 static void verify_mdp(methodOopDesc* method, address bcp, address mdp); | |
| 136 #endif // ASSERT | |
| 137 }; | |
| 138 | |
| 139 | |
| 140 class SignatureHandlerLibrary: public AllStatic { | |
| 141 public: | |
| 142 enum { buffer_size = 1*K }; // the size of the temporary code buffer | |
| 143 enum { blob_size = 32*K }; // the size of a handler code blob. | |
| 144 | |
| 145 private: | |
| 146 static BufferBlob* _handler_blob; // the current buffer blob containing the generated handlers | |
| 147 static address _handler; // next available address within _handler_blob; | |
| 148 static GrowableArray<uint64_t>* _fingerprints; // the fingerprint collection | |
| 149 static GrowableArray<address>* _handlers; // the corresponding handlers | |
| 150 static address _buffer; // the temporary code buffer | |
| 151 | |
| 152 static address set_handler_blob(); | |
| 153 static void initialize(); | |
| 154 static address set_handler(CodeBuffer* buffer); | |
| 155 static void pd_set_handler(address handler); | |
| 156 | |
| 157 public: | |
| 158 static void add(methodHandle method); | |
| 159 }; |