Mercurial > hg > graal-compiler
annotate src/share/vm/interpreter/interpreterRuntime.hpp @ 7046:b6a8f2d23057
VM support for deferred reads and writes: ScopeDesc, DebugInfo, DebugInfoRecorder
author | Lukas Stadler <lukas.stadler@jku.at> |
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date | Tue, 27 Nov 2012 13:43:04 +0100 |
parents | da91efe96a93 |
children | f34d701e952e |
rev | line source |
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0 | 1 /* |
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2 * Copyright (c) 1997, 2012, 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" | |
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31 #include "oops/method.hpp" |
1972 | 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 | |
3960 | 44 #ifdef TARGET_OS_FAMILY_bsd |
45 # include "thread_bsd.inline.hpp" | |
46 #endif | |
1972 | 47 |
0 | 48 // The InterpreterRuntime is called by the interpreter for everything |
49 // that cannot/should not be dealt with in assembly and needs C support. | |
50 | |
51 class InterpreterRuntime: AllStatic { | |
52 friend class BytecodeClosure; // for method and bcp | |
53 friend class PrintingClosure; // for method and bcp | |
54 | |
55 private: | |
56 // Helper functions to access current interpreter state | |
57 static frame last_frame(JavaThread *thread) { return thread->last_frame(); } | |
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58 static Method* method(JavaThread *thread) { return last_frame(thread).interpreter_frame_method(); } |
0 | 59 static address bcp(JavaThread *thread) { return last_frame(thread).interpreter_frame_bcp(); } |
1602 | 60 static int bci(JavaThread *thread) { return last_frame(thread).interpreter_frame_bci(); } |
0 | 61 static void set_bcp_and_mdp(address bcp, JavaThread*thread); |
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62 static Bytecodes::Code code(JavaThread *thread) { |
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63 // pass method to avoid calling unsafe bcp_to_method (partial fix 4926272) |
2142 | 64 return Bytecodes::code_at(method(thread), bcp(thread)); |
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65 } |
0 | 66 static bool already_resolved(JavaThread *thread) { return cache_entry(thread)->is_resolved(code(thread)); } |
2142 | 67 static Bytecode bytecode(JavaThread *thread) { return Bytecode(method(thread), bcp(thread)); } |
1565 | 68 static int get_index_u1(JavaThread *thread, Bytecodes::Code bc) |
2142 | 69 { return bytecode(thread).get_index_u1(bc); } |
1565 | 70 static int get_index_u2(JavaThread *thread, Bytecodes::Code bc) |
2142 | 71 { return bytecode(thread).get_index_u2(bc); } |
1565 | 72 static int get_index_u2_cpcache(JavaThread *thread, Bytecodes::Code bc) |
2142 | 73 { return bytecode(thread).get_index_u2_cpcache(bc); } |
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74 static int get_index_u4(JavaThread *thread, Bytecodes::Code bc) |
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75 { return bytecode(thread).get_index_u4(bc); } |
0 | 76 static int number_of_dimensions(JavaThread *thread) { return bcp(thread)[3]; } |
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77 |
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78 static ConstantPoolCacheEntry* cache_entry_at(JavaThread *thread, int i) { return method(thread)->constants()->cache()->entry_at(i); } |
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79 static ConstantPoolCacheEntry* cache_entry(JavaThread *thread) { return cache_entry_at(thread, Bytes::get_native_u2(bcp(thread) + 1)); } |
0 | 80 static void note_trap(JavaThread *thread, int reason, TRAPS); |
81 | |
941 | 82 // Inner work method for Interpreter's frequency counter overflow |
83 static nmethod* frequency_counter_overflow_inner(JavaThread* thread, address branch_bcp); | |
84 | |
0 | 85 public: |
86 // Constants | |
87 static void ldc (JavaThread* thread, bool wide); | |
1602 | 88 static void resolve_ldc (JavaThread* thread, Bytecodes::Code bytecode); |
0 | 89 |
90 // Allocation | |
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91 static void _new (JavaThread* thread, ConstantPool* pool, int index); |
0 | 92 static void newarray (JavaThread* thread, BasicType type, jint size); |
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93 static void anewarray (JavaThread* thread, ConstantPool* pool, int index, jint size); |
0 | 94 static void multianewarray(JavaThread* thread, jint* first_size_address); |
95 static void register_finalizer(JavaThread* thread, oopDesc* obj); | |
96 | |
97 // Quicken instance-of and check-cast bytecodes | |
98 static void quicken_io_cc(JavaThread* thread); | |
99 | |
100 // Exceptions thrown by the interpreter | |
101 static void throw_AbstractMethodError(JavaThread* thread); | |
102 static void throw_IncompatibleClassChangeError(JavaThread* thread); | |
103 static void throw_StackOverflowError(JavaThread* thread); | |
104 static void throw_ArrayIndexOutOfBoundsException(JavaThread* thread, char* name, jint index); | |
105 static void throw_ClassCastException(JavaThread* thread, oopDesc* obj); | |
106 static void create_exception(JavaThread* thread, char* name, char* message); | |
107 static void create_klass_exception(JavaThread* thread, char* name, oopDesc* obj); | |
108 static address exception_handler_for_exception(JavaThread* thread, oopDesc* exception); | |
109 static void throw_pending_exception(JavaThread* thread); | |
110 | |
111 // Statics & fields | |
112 static void resolve_get_put(JavaThread* thread, Bytecodes::Code bytecode); | |
113 | |
114 // Synchronization | |
115 static void monitorenter(JavaThread* thread, BasicObjectLock* elem); | |
116 static void monitorexit (JavaThread* thread, BasicObjectLock* elem); | |
117 | |
118 static void throw_illegal_monitor_state_exception(JavaThread* thread); | |
119 static void new_illegal_monitor_state_exception(JavaThread* thread); | |
120 | |
121 // Calls | |
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122 static void resolve_invoke (JavaThread* thread, Bytecodes::Code bytecode); |
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123 static void resolve_invokehandle (JavaThread* thread); |
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124 static void resolve_invokedynamic(JavaThread* thread); |
0 | 125 |
126 // Breakpoints | |
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127 static void _breakpoint(JavaThread* thread, Method* method, address bcp); |
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128 static Bytecodes::Code get_original_bytecode_at(JavaThread* thread, Method* method, address bcp); |
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129 static void set_original_bytecode_at(JavaThread* thread, Method* method, address bcp, Bytecodes::Code new_code); |
0 | 130 static bool is_breakpoint(JavaThread *thread) { return Bytecodes::code_or_bp_at(bcp(thread)) == Bytecodes::_breakpoint; } |
131 | |
132 // Safepoints | |
133 static void at_safepoint(JavaThread* thread); | |
134 | |
135 // Debugger support | |
136 static void post_field_access(JavaThread *thread, oopDesc* obj, | |
137 ConstantPoolCacheEntry *cp_entry); | |
138 static void post_field_modification(JavaThread *thread, oopDesc* obj, | |
139 ConstantPoolCacheEntry *cp_entry, jvalue *value); | |
140 static void post_method_entry(JavaThread *thread); | |
141 static void post_method_exit (JavaThread *thread); | |
142 static int interpreter_contains(address pc); | |
143 | |
144 // Native signature handlers | |
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145 static void prepare_native_call(JavaThread* thread, Method* method); |
0 | 146 static address slow_signature_handler(JavaThread* thread, |
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147 Method* method, |
0 | 148 intptr_t* from, intptr_t* to); |
149 | |
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150 #if defined(IA32) || defined(AMD64) || defined(ARM) |
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151 // Popframe support (only needed on x86, AMD64 and ARM) |
0 | 152 static void popframe_move_outgoing_args(JavaThread* thread, void* src_address, void* dest_address); |
153 #endif | |
154 | |
155 // Platform dependent stuff | |
1972 | 156 #ifdef TARGET_ARCH_x86 |
157 # include "interpreterRT_x86.hpp" | |
158 #endif | |
159 #ifdef TARGET_ARCH_sparc | |
160 # include "interpreterRT_sparc.hpp" | |
161 #endif | |
162 #ifdef TARGET_ARCH_zero | |
163 # include "interpreterRT_zero.hpp" | |
164 #endif | |
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165 #ifdef TARGET_ARCH_arm |
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166 # include "interpreterRT_arm.hpp" |
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167 #endif |
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168 #ifdef TARGET_ARCH_ppc |
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169 # include "interpreterRT_ppc.hpp" |
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170 #endif |
1972 | 171 |
0 | 172 |
173 // Interpreter's frequency counter overflow | |
174 static nmethod* frequency_counter_overflow(JavaThread* thread, address branch_bcp); | |
175 | |
176 // Interpreter profiling support | |
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177 static jint bcp_to_di(Method* method, address cur_bcp); |
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178 static void profile_method(JavaThread* thread); |
0 | 179 static void update_mdp_for_ret(JavaThread* thread, int bci); |
180 #ifdef ASSERT | |
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181 static void verify_mdp(Method* method, address bcp, address mdp); |
0 | 182 #endif // ASSERT |
183 }; | |
184 | |
185 | |
186 class SignatureHandlerLibrary: public AllStatic { | |
187 public: | |
188 enum { buffer_size = 1*K }; // the size of the temporary code buffer | |
189 enum { blob_size = 32*K }; // the size of a handler code blob. | |
190 | |
191 private: | |
192 static BufferBlob* _handler_blob; // the current buffer blob containing the generated handlers | |
193 static address _handler; // next available address within _handler_blob; | |
194 static GrowableArray<uint64_t>* _fingerprints; // the fingerprint collection | |
195 static GrowableArray<address>* _handlers; // the corresponding handlers | |
196 static address _buffer; // the temporary code buffer | |
197 | |
198 static address set_handler_blob(); | |
199 static void initialize(); | |
200 static address set_handler(CodeBuffer* buffer); | |
201 static void pd_set_handler(address handler); | |
202 | |
203 public: | |
204 static void add(methodHandle method); | |
205 }; | |
1972 | 206 |
207 #endif // SHARE_VM_INTERPRETER_INTERPRETERRUNTIME_HPP |