Mercurial > hg > truffle
annotate src/share/vm/interpreter/interpreterRuntime.hpp @ 11722:ff05c78a7f64
use time passed to decide what methods to compile or inline
author | Christian Wirth <christian.wirth@oracle.com> |
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date | Thu, 19 Sep 2013 10:36:56 +0200 |
parents | 40b8c383bc31 |
children | 3cce976666d9 |
rev | line source |
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0 | 1 /* |
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2 * Copyright (c) 1997, 2013, 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" | |
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34 #include "runtime/thread.inline.hpp" |
1972 | 35 #include "utilities/top.hpp" |
36 | |
0 | 37 // The InterpreterRuntime is called by the interpreter for everything |
38 // that cannot/should not be dealt with in assembly and needs C support. | |
39 | |
40 class InterpreterRuntime: AllStatic { | |
41 friend class BytecodeClosure; // for method and bcp | |
42 friend class PrintingClosure; // for method and bcp | |
43 | |
44 private: | |
45 // Helper functions to access current interpreter state | |
46 static frame last_frame(JavaThread *thread) { return thread->last_frame(); } | |
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47 static Method* method(JavaThread *thread) { return last_frame(thread).interpreter_frame_method(); } |
0 | 48 static address bcp(JavaThread *thread) { return last_frame(thread).interpreter_frame_bcp(); } |
1602 | 49 static int bci(JavaThread *thread) { return last_frame(thread).interpreter_frame_bci(); } |
0 | 50 static void set_bcp_and_mdp(address bcp, JavaThread*thread); |
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51 static Bytecodes::Code code(JavaThread *thread) { |
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52 // pass method to avoid calling unsafe bcp_to_method (partial fix 4926272) |
2142 | 53 return Bytecodes::code_at(method(thread), bcp(thread)); |
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54 } |
0 | 55 static bool already_resolved(JavaThread *thread) { return cache_entry(thread)->is_resolved(code(thread)); } |
2142 | 56 static Bytecode bytecode(JavaThread *thread) { return Bytecode(method(thread), bcp(thread)); } |
1565 | 57 static int get_index_u1(JavaThread *thread, Bytecodes::Code bc) |
2142 | 58 { return bytecode(thread).get_index_u1(bc); } |
1565 | 59 static int get_index_u2(JavaThread *thread, Bytecodes::Code bc) |
2142 | 60 { return bytecode(thread).get_index_u2(bc); } |
1565 | 61 static int get_index_u2_cpcache(JavaThread *thread, Bytecodes::Code bc) |
2142 | 62 { return bytecode(thread).get_index_u2_cpcache(bc); } |
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63 static int get_index_u4(JavaThread *thread, Bytecodes::Code bc) |
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64 { return bytecode(thread).get_index_u4(bc); } |
0 | 65 static int number_of_dimensions(JavaThread *thread) { return bcp(thread)[3]; } |
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66 |
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67 static ConstantPoolCacheEntry* cache_entry_at(JavaThread *thread, int i) { return method(thread)->constants()->cache()->entry_at(i); } |
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68 static ConstantPoolCacheEntry* cache_entry(JavaThread *thread) { return cache_entry_at(thread, Bytes::get_native_u2(bcp(thread) + 1)); } |
0 | 69 static void note_trap(JavaThread *thread, int reason, TRAPS); |
70 | |
941 | 71 // Inner work method for Interpreter's frequency counter overflow |
72 static nmethod* frequency_counter_overflow_inner(JavaThread* thread, address branch_bcp); | |
73 | |
0 | 74 public: |
75 // Constants | |
76 static void ldc (JavaThread* thread, bool wide); | |
1602 | 77 static void resolve_ldc (JavaThread* thread, Bytecodes::Code bytecode); |
0 | 78 |
79 // Allocation | |
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80 static void _new (JavaThread* thread, ConstantPool* pool, int index); |
0 | 81 static void newarray (JavaThread* thread, BasicType type, jint size); |
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82 static void anewarray (JavaThread* thread, ConstantPool* pool, int index, jint size); |
0 | 83 static void multianewarray(JavaThread* thread, jint* first_size_address); |
84 static void register_finalizer(JavaThread* thread, oopDesc* obj); | |
85 | |
86 // Quicken instance-of and check-cast bytecodes | |
87 static void quicken_io_cc(JavaThread* thread); | |
88 | |
89 // Exceptions thrown by the interpreter | |
90 static void throw_AbstractMethodError(JavaThread* thread); | |
91 static void throw_IncompatibleClassChangeError(JavaThread* thread); | |
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92 static void throw_InvalidInstalledCodeException(JavaThread* thread); |
0 | 93 static void throw_StackOverflowError(JavaThread* thread); |
94 static void throw_ArrayIndexOutOfBoundsException(JavaThread* thread, char* name, jint index); | |
95 static void throw_ClassCastException(JavaThread* thread, oopDesc* obj); | |
96 static void create_exception(JavaThread* thread, char* name, char* message); | |
97 static void create_klass_exception(JavaThread* thread, char* name, oopDesc* obj); | |
98 static address exception_handler_for_exception(JavaThread* thread, oopDesc* exception); | |
99 static void throw_pending_exception(JavaThread* thread); | |
100 | |
101 // Statics & fields | |
102 static void resolve_get_put(JavaThread* thread, Bytecodes::Code bytecode); | |
103 | |
104 // Synchronization | |
105 static void monitorenter(JavaThread* thread, BasicObjectLock* elem); | |
106 static void monitorexit (JavaThread* thread, BasicObjectLock* elem); | |
107 | |
108 static void throw_illegal_monitor_state_exception(JavaThread* thread); | |
109 static void new_illegal_monitor_state_exception(JavaThread* thread); | |
110 | |
111 // Calls | |
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112 static void resolve_invoke (JavaThread* thread, Bytecodes::Code bytecode); |
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113 static void resolve_invokehandle (JavaThread* thread); |
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114 static void resolve_invokedynamic(JavaThread* thread); |
0 | 115 |
116 // Breakpoints | |
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117 static void _breakpoint(JavaThread* thread, Method* method, address bcp); |
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118 static Bytecodes::Code get_original_bytecode_at(JavaThread* thread, Method* method, address bcp); |
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119 static void set_original_bytecode_at(JavaThread* thread, Method* method, address bcp, Bytecodes::Code new_code); |
0 | 120 static bool is_breakpoint(JavaThread *thread) { return Bytecodes::code_or_bp_at(bcp(thread)) == Bytecodes::_breakpoint; } |
121 | |
122 // Safepoints | |
123 static void at_safepoint(JavaThread* thread); | |
124 | |
125 // Debugger support | |
126 static void post_field_access(JavaThread *thread, oopDesc* obj, | |
127 ConstantPoolCacheEntry *cp_entry); | |
128 static void post_field_modification(JavaThread *thread, oopDesc* obj, | |
129 ConstantPoolCacheEntry *cp_entry, jvalue *value); | |
130 static void post_method_entry(JavaThread *thread); | |
131 static void post_method_exit (JavaThread *thread); | |
132 static int interpreter_contains(address pc); | |
133 | |
134 // Native signature handlers | |
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135 static void prepare_native_call(JavaThread* thread, Method* method); |
0 | 136 static address slow_signature_handler(JavaThread* thread, |
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137 Method* method, |
0 | 138 intptr_t* from, intptr_t* to); |
139 | |
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140 #if defined(IA32) || defined(AMD64) || defined(ARM) |
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141 // Popframe support (only needed on x86, AMD64 and ARM) |
0 | 142 static void popframe_move_outgoing_args(JavaThread* thread, void* src_address, void* dest_address); |
143 #endif | |
144 | |
145 // Platform dependent stuff | |
1972 | 146 #ifdef TARGET_ARCH_x86 |
147 # include "interpreterRT_x86.hpp" | |
148 #endif | |
149 #ifdef TARGET_ARCH_sparc | |
150 # include "interpreterRT_sparc.hpp" | |
151 #endif | |
152 #ifdef TARGET_ARCH_zero | |
153 # include "interpreterRT_zero.hpp" | |
154 #endif | |
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155 #ifdef TARGET_ARCH_arm |
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156 # include "interpreterRT_arm.hpp" |
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157 #endif |
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158 #ifdef TARGET_ARCH_ppc |
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159 # include "interpreterRT_ppc.hpp" |
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160 #endif |
1972 | 161 |
0 | 162 |
163 // Interpreter's frequency counter overflow | |
164 static nmethod* frequency_counter_overflow(JavaThread* thread, address branch_bcp); | |
165 | |
166 // Interpreter profiling support | |
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167 static jint bcp_to_di(Method* method, address cur_bcp); |
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168 static void profile_method(JavaThread* thread); |
0 | 169 static void update_mdp_for_ret(JavaThread* thread, int bci); |
170 #ifdef ASSERT | |
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171 static void verify_mdp(Method* method, address bcp, address mdp); |
0 | 172 #endif // ASSERT |
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173 static MethodCounters* build_method_counters(JavaThread* thread, Method* m); |
0 | 174 }; |
175 | |
176 | |
177 class SignatureHandlerLibrary: public AllStatic { | |
178 public: | |
179 enum { buffer_size = 1*K }; // the size of the temporary code buffer | |
180 enum { blob_size = 32*K }; // the size of a handler code blob. | |
181 | |
182 private: | |
183 static BufferBlob* _handler_blob; // the current buffer blob containing the generated handlers | |
184 static address _handler; // next available address within _handler_blob; | |
185 static GrowableArray<uint64_t>* _fingerprints; // the fingerprint collection | |
186 static GrowableArray<address>* _handlers; // the corresponding handlers | |
187 static address _buffer; // the temporary code buffer | |
188 | |
189 static address set_handler_blob(); | |
190 static void initialize(); | |
191 static address set_handler(CodeBuffer* buffer); | |
192 static void pd_set_handler(address handler); | |
193 | |
194 public: | |
195 static void add(methodHandle method); | |
196 }; | |
1972 | 197 |
198 #endif // SHARE_VM_INTERPRETER_INTERPRETERRUNTIME_HPP |