Mercurial > hg > graal-compiler
annotate src/share/vm/interpreter/interpreterRuntime.hpp @ 1782:f353275af40e
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Reviewed-by: kvn, twisti
author | never |
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date | Thu, 02 Sep 2010 11:40:02 -0700 |
parents | 136b78722a08 |
children | f95d63e2154a |
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0 | 1 /* |
1579 | 2 * Copyright (c) 1997, 2010, 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(); } | |
1602 | 37 static int bci(JavaThread *thread) { return last_frame(thread).interpreter_frame_bci(); } |
0 | 38 static void set_bcp_and_mdp(address bcp, JavaThread*thread); |
113
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39 static Bytecodes::Code code(JavaThread *thread) { |
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40 // pass method to avoid calling unsafe bcp_to_method (partial fix 4926272) |
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41 return Bytecodes::code_at(bcp(thread), method(thread)); |
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42 } |
0 | 43 static bool already_resolved(JavaThread *thread) { return cache_entry(thread)->is_resolved(code(thread)); } |
1565 | 44 static Bytecode* bytecode(JavaThread *thread) { return Bytecode_at(bcp(thread)); } |
45 static int get_index_u1(JavaThread *thread, Bytecodes::Code bc) | |
46 { return bytecode(thread)->get_index_u1(bc); } | |
47 static int get_index_u2(JavaThread *thread, Bytecodes::Code bc) | |
48 { return bytecode(thread)->get_index_u2(bc); } | |
49 static int get_index_u2_cpcache(JavaThread *thread, Bytecodes::Code bc) | |
50 { return bytecode(thread)->get_index_u2_cpcache(bc); } | |
0 | 51 static int number_of_dimensions(JavaThread *thread) { return bcp(thread)[3]; } |
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52 |
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53 static ConstantPoolCacheEntry* cache_entry_at(JavaThread *thread, int i) { return method(thread)->constants()->cache()->entry_at(i); } |
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54 static ConstantPoolCacheEntry* cache_entry(JavaThread *thread) { return cache_entry_at(thread, Bytes::get_native_u2(bcp(thread) + 1)); } |
0 | 55 static void note_trap(JavaThread *thread, int reason, TRAPS); |
56 | |
941 | 57 // Inner work method for Interpreter's frequency counter overflow |
58 static nmethod* frequency_counter_overflow_inner(JavaThread* thread, address branch_bcp); | |
59 | |
0 | 60 public: |
61 // Constants | |
62 static void ldc (JavaThread* thread, bool wide); | |
1602 | 63 static void resolve_ldc (JavaThread* thread, Bytecodes::Code bytecode); |
0 | 64 |
65 // Allocation | |
66 static void _new (JavaThread* thread, constantPoolOopDesc* pool, int index); | |
67 static void newarray (JavaThread* thread, BasicType type, jint size); | |
68 static void anewarray (JavaThread* thread, constantPoolOopDesc* pool, int index, jint size); | |
69 static void multianewarray(JavaThread* thread, jint* first_size_address); | |
70 static void register_finalizer(JavaThread* thread, oopDesc* obj); | |
71 | |
72 // Quicken instance-of and check-cast bytecodes | |
73 static void quicken_io_cc(JavaThread* thread); | |
74 | |
75 // Exceptions thrown by the interpreter | |
76 static void throw_AbstractMethodError(JavaThread* thread); | |
77 static void throw_IncompatibleClassChangeError(JavaThread* thread); | |
78 static void throw_StackOverflowError(JavaThread* thread); | |
79 static void throw_ArrayIndexOutOfBoundsException(JavaThread* thread, char* name, jint index); | |
80 static void throw_ClassCastException(JavaThread* thread, oopDesc* obj); | |
710 | 81 static void throw_WrongMethodTypeException(JavaThread* thread, oopDesc* mtype = NULL, oopDesc* mhandle = NULL); |
0 | 82 static void create_exception(JavaThread* thread, char* name, char* message); |
83 static void create_klass_exception(JavaThread* thread, char* name, oopDesc* obj); | |
84 static address exception_handler_for_exception(JavaThread* thread, oopDesc* exception); | |
85 static void throw_pending_exception(JavaThread* thread); | |
86 | |
87 // Statics & fields | |
88 static void resolve_get_put(JavaThread* thread, Bytecodes::Code bytecode); | |
89 | |
90 // Synchronization | |
91 static void monitorenter(JavaThread* thread, BasicObjectLock* elem); | |
92 static void monitorexit (JavaThread* thread, BasicObjectLock* elem); | |
93 | |
94 static void throw_illegal_monitor_state_exception(JavaThread* thread); | |
95 static void new_illegal_monitor_state_exception(JavaThread* thread); | |
96 | |
97 // Calls | |
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98 static void resolve_invoke (JavaThread* thread, Bytecodes::Code bytecode); |
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99 static void resolve_invokedynamic(JavaThread* thread); |
0 | 100 |
101 // Breakpoints | |
102 static void _breakpoint(JavaThread* thread, methodOopDesc* method, address bcp); | |
103 static Bytecodes::Code get_original_bytecode_at(JavaThread* thread, methodOopDesc* method, address bcp); | |
104 static void set_original_bytecode_at(JavaThread* thread, methodOopDesc* method, address bcp, Bytecodes::Code new_code); | |
105 static bool is_breakpoint(JavaThread *thread) { return Bytecodes::code_or_bp_at(bcp(thread)) == Bytecodes::_breakpoint; } | |
106 | |
107 // Safepoints | |
108 static void at_safepoint(JavaThread* thread); | |
109 | |
110 // Debugger support | |
111 static void post_field_access(JavaThread *thread, oopDesc* obj, | |
112 ConstantPoolCacheEntry *cp_entry); | |
113 static void post_field_modification(JavaThread *thread, oopDesc* obj, | |
114 ConstantPoolCacheEntry *cp_entry, jvalue *value); | |
115 static void post_method_entry(JavaThread *thread); | |
116 static void post_method_exit (JavaThread *thread); | |
117 static int interpreter_contains(address pc); | |
118 | |
119 // Native signature handlers | |
120 static void prepare_native_call(JavaThread* thread, methodOopDesc* method); | |
121 static address slow_signature_handler(JavaThread* thread, | |
122 methodOopDesc* method, | |
123 intptr_t* from, intptr_t* to); | |
124 | |
125 #if defined(IA32) || defined(AMD64) | |
126 // Popframe support (only needed on x86 and AMD64) | |
127 static void popframe_move_outgoing_args(JavaThread* thread, void* src_address, void* dest_address); | |
128 #endif | |
129 | |
130 // Platform dependent stuff | |
131 #include "incls/_interpreterRT_pd.hpp.incl" | |
132 | |
133 // Interpreter's frequency counter overflow | |
134 static nmethod* frequency_counter_overflow(JavaThread* thread, address branch_bcp); | |
135 | |
136 // Interpreter profiling support | |
137 static jint bcp_to_di(methodOopDesc* method, address cur_bcp); | |
138 static jint profile_method(JavaThread* thread, address cur_bcp); | |
139 static void update_mdp_for_ret(JavaThread* thread, int bci); | |
140 #ifdef ASSERT | |
141 static void verify_mdp(methodOopDesc* method, address bcp, address mdp); | |
142 #endif // ASSERT | |
143 }; | |
144 | |
145 | |
146 class SignatureHandlerLibrary: public AllStatic { | |
147 public: | |
148 enum { buffer_size = 1*K }; // the size of the temporary code buffer | |
149 enum { blob_size = 32*K }; // the size of a handler code blob. | |
150 | |
151 private: | |
152 static BufferBlob* _handler_blob; // the current buffer blob containing the generated handlers | |
153 static address _handler; // next available address within _handler_blob; | |
154 static GrowableArray<uint64_t>* _fingerprints; // the fingerprint collection | |
155 static GrowableArray<address>* _handlers; // the corresponding handlers | |
156 static address _buffer; // the temporary code buffer | |
157 | |
158 static address set_handler_blob(); | |
159 static void initialize(); | |
160 static address set_handler(CodeBuffer* buffer); | |
161 static void pd_set_handler(address handler); | |
162 | |
163 public: | |
164 static void add(methodHandle method); | |
165 }; |