Mercurial > hg > graal-compiler
annotate src/share/vm/interpreter/interpreterRuntime.hpp @ 2828:d6f3dbb4e3b5
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author | Lukas Stadler <lukas.stadler@jku.at> |
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date | Mon, 30 May 2011 18:47:33 +0200 |
parents | b92c45f2bc75 |
children | 38fa55e5e792 |
rev | line source |
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0 | 1 /* |
2142 | 2 * Copyright (c) 1997, 2011, 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 | |
1972 | 25 #ifndef SHARE_VM_INTERPRETER_INTERPRETERRUNTIME_HPP |
26 #define SHARE_VM_INTERPRETER_INTERPRETERRUNTIME_HPP | |
27 | |
28 #include "interpreter/bytecode.hpp" | |
29 #include "interpreter/linkResolver.hpp" | |
30 #include "memory/universe.hpp" | |
31 #include "oops/methodOop.hpp" | |
32 #include "runtime/frame.inline.hpp" | |
33 #include "runtime/signature.hpp" | |
34 #include "utilities/top.hpp" | |
35 #ifdef TARGET_OS_FAMILY_linux | |
36 # include "thread_linux.inline.hpp" | |
37 #endif | |
38 #ifdef TARGET_OS_FAMILY_solaris | |
39 # include "thread_solaris.inline.hpp" | |
40 #endif | |
41 #ifdef TARGET_OS_FAMILY_windows | |
42 # include "thread_windows.inline.hpp" | |
43 #endif | |
44 | |
0 | 45 // The InterpreterRuntime is called by the interpreter for everything |
46 // that cannot/should not be dealt with in assembly and needs C support. | |
47 | |
48 class InterpreterRuntime: AllStatic { | |
49 friend class BytecodeClosure; // for method and bcp | |
50 friend class PrintingClosure; // for method and bcp | |
51 | |
52 private: | |
53 // Helper functions to access current interpreter state | |
54 static frame last_frame(JavaThread *thread) { return thread->last_frame(); } | |
55 static methodOop method(JavaThread *thread) { return last_frame(thread).interpreter_frame_method(); } | |
56 static address bcp(JavaThread *thread) { return last_frame(thread).interpreter_frame_bcp(); } | |
1602 | 57 static int bci(JavaThread *thread) { return last_frame(thread).interpreter_frame_bci(); } |
0 | 58 static void set_bcp_and_mdp(address bcp, JavaThread*thread); |
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59 static Bytecodes::Code code(JavaThread *thread) { |
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60 // pass method to avoid calling unsafe bcp_to_method (partial fix 4926272) |
2142 | 61 return Bytecodes::code_at(method(thread), bcp(thread)); |
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62 } |
0 | 63 static bool already_resolved(JavaThread *thread) { return cache_entry(thread)->is_resolved(code(thread)); } |
2142 | 64 static Bytecode bytecode(JavaThread *thread) { return Bytecode(method(thread), bcp(thread)); } |
1565 | 65 static int get_index_u1(JavaThread *thread, Bytecodes::Code bc) |
2142 | 66 { return bytecode(thread).get_index_u1(bc); } |
1565 | 67 static int get_index_u2(JavaThread *thread, Bytecodes::Code bc) |
2142 | 68 { return bytecode(thread).get_index_u2(bc); } |
1565 | 69 static int get_index_u2_cpcache(JavaThread *thread, Bytecodes::Code bc) |
2142 | 70 { return bytecode(thread).get_index_u2_cpcache(bc); } |
0 | 71 static int number_of_dimensions(JavaThread *thread) { return bcp(thread)[3]; } |
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72 |
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73 static ConstantPoolCacheEntry* cache_entry_at(JavaThread *thread, int i) { return method(thread)->constants()->cache()->entry_at(i); } |
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74 static ConstantPoolCacheEntry* cache_entry(JavaThread *thread) { return cache_entry_at(thread, Bytes::get_native_u2(bcp(thread) + 1)); } |
0 | 75 static void note_trap(JavaThread *thread, int reason, TRAPS); |
76 | |
941 | 77 // Inner work method for Interpreter's frequency counter overflow |
78 static nmethod* frequency_counter_overflow_inner(JavaThread* thread, address branch_bcp); | |
79 | |
0 | 80 public: |
81 // Constants | |
82 static void ldc (JavaThread* thread, bool wide); | |
1602 | 83 static void resolve_ldc (JavaThread* thread, Bytecodes::Code bytecode); |
0 | 84 |
85 // Allocation | |
86 static void _new (JavaThread* thread, constantPoolOopDesc* pool, int index); | |
87 static void newarray (JavaThread* thread, BasicType type, jint size); | |
88 static void anewarray (JavaThread* thread, constantPoolOopDesc* pool, int index, jint size); | |
89 static void multianewarray(JavaThread* thread, jint* first_size_address); | |
90 static void register_finalizer(JavaThread* thread, oopDesc* obj); | |
91 | |
92 // Quicken instance-of and check-cast bytecodes | |
93 static void quicken_io_cc(JavaThread* thread); | |
94 | |
95 // Exceptions thrown by the interpreter | |
96 static void throw_AbstractMethodError(JavaThread* thread); | |
97 static void throw_IncompatibleClassChangeError(JavaThread* thread); | |
98 static void throw_StackOverflowError(JavaThread* thread); | |
99 static void throw_ArrayIndexOutOfBoundsException(JavaThread* thread, char* name, jint index); | |
100 static void throw_ClassCastException(JavaThread* thread, oopDesc* obj); | |
710 | 101 static void throw_WrongMethodTypeException(JavaThread* thread, oopDesc* mtype = NULL, oopDesc* mhandle = NULL); |
0 | 102 static void create_exception(JavaThread* thread, char* name, char* message); |
103 static void create_klass_exception(JavaThread* thread, char* name, oopDesc* obj); | |
104 static address exception_handler_for_exception(JavaThread* thread, oopDesc* exception); | |
105 static void throw_pending_exception(JavaThread* thread); | |
106 | |
107 // Statics & fields | |
108 static void resolve_get_put(JavaThread* thread, Bytecodes::Code bytecode); | |
109 | |
110 // Synchronization | |
111 static void monitorenter(JavaThread* thread, BasicObjectLock* elem); | |
112 static void monitorexit (JavaThread* thread, BasicObjectLock* elem); | |
113 | |
114 static void throw_illegal_monitor_state_exception(JavaThread* thread); | |
115 static void new_illegal_monitor_state_exception(JavaThread* thread); | |
116 | |
117 // Calls | |
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118 static void resolve_invoke (JavaThread* thread, Bytecodes::Code bytecode); |
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119 static void resolve_invokedynamic(JavaThread* thread); |
0 | 120 |
121 // Breakpoints | |
122 static void _breakpoint(JavaThread* thread, methodOopDesc* method, address bcp); | |
123 static Bytecodes::Code get_original_bytecode_at(JavaThread* thread, methodOopDesc* method, address bcp); | |
124 static void set_original_bytecode_at(JavaThread* thread, methodOopDesc* method, address bcp, Bytecodes::Code new_code); | |
125 static bool is_breakpoint(JavaThread *thread) { return Bytecodes::code_or_bp_at(bcp(thread)) == Bytecodes::_breakpoint; } | |
126 | |
127 // Safepoints | |
128 static void at_safepoint(JavaThread* thread); | |
129 | |
130 // Debugger support | |
131 static void post_field_access(JavaThread *thread, oopDesc* obj, | |
132 ConstantPoolCacheEntry *cp_entry); | |
133 static void post_field_modification(JavaThread *thread, oopDesc* obj, | |
134 ConstantPoolCacheEntry *cp_entry, jvalue *value); | |
135 static void post_method_entry(JavaThread *thread); | |
136 static void post_method_exit (JavaThread *thread); | |
137 static int interpreter_contains(address pc); | |
138 | |
139 // Native signature handlers | |
140 static void prepare_native_call(JavaThread* thread, methodOopDesc* method); | |
141 static address slow_signature_handler(JavaThread* thread, | |
142 methodOopDesc* method, | |
143 intptr_t* from, intptr_t* to); | |
144 | |
145 #if defined(IA32) || defined(AMD64) | |
146 // Popframe support (only needed on x86 and AMD64) | |
147 static void popframe_move_outgoing_args(JavaThread* thread, void* src_address, void* dest_address); | |
148 #endif | |
149 | |
150 // Platform dependent stuff | |
1972 | 151 #ifdef TARGET_ARCH_x86 |
152 # include "interpreterRT_x86.hpp" | |
153 #endif | |
154 #ifdef TARGET_ARCH_sparc | |
155 # include "interpreterRT_sparc.hpp" | |
156 #endif | |
157 #ifdef TARGET_ARCH_zero | |
158 # include "interpreterRT_zero.hpp" | |
159 #endif | |
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160 #ifdef TARGET_ARCH_arm |
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161 # include "interpreterRT_arm.hpp" |
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162 #endif |
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163 #ifdef TARGET_ARCH_ppc |
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164 # include "interpreterRT_ppc.hpp" |
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165 #endif |
1972 | 166 |
0 | 167 |
168 // Interpreter's frequency counter overflow | |
169 static nmethod* frequency_counter_overflow(JavaThread* thread, address branch_bcp); | |
170 | |
171 // Interpreter profiling support | |
172 static jint bcp_to_di(methodOopDesc* method, address cur_bcp); | |
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173 static void profile_method(JavaThread* thread); |
0 | 174 static void update_mdp_for_ret(JavaThread* thread, int bci); |
175 #ifdef ASSERT | |
176 static void verify_mdp(methodOopDesc* method, address bcp, address mdp); | |
177 #endif // ASSERT | |
178 }; | |
179 | |
180 | |
181 class SignatureHandlerLibrary: public AllStatic { | |
182 public: | |
183 enum { buffer_size = 1*K }; // the size of the temporary code buffer | |
184 enum { blob_size = 32*K }; // the size of a handler code blob. | |
185 | |
186 private: | |
187 static BufferBlob* _handler_blob; // the current buffer blob containing the generated handlers | |
188 static address _handler; // next available address within _handler_blob; | |
189 static GrowableArray<uint64_t>* _fingerprints; // the fingerprint collection | |
190 static GrowableArray<address>* _handlers; // the corresponding handlers | |
191 static address _buffer; // the temporary code buffer | |
192 | |
193 static address set_handler_blob(); | |
194 static void initialize(); | |
195 static address set_handler(CodeBuffer* buffer); | |
196 static void pd_set_handler(address handler); | |
197 | |
198 public: | |
199 static void add(methodHandle method); | |
200 }; | |
1972 | 201 |
202 #endif // SHARE_VM_INTERPRETER_INTERPRETERRUNTIME_HPP |