Mercurial > hg > truffle
annotate src/share/vm/interpreter/interpreterRuntime.hpp @ 3960:f08d439fab8c
7089790: integrate bsd-port changes
Reviewed-by: kvn, twisti, jrose
Contributed-by: Kurt Miller <kurt@intricatesoftware.com>, Greg Lewis <glewis@eyesbeyond.com>, Jung-uk Kim <jkim@freebsd.org>, Christos Zoulas <christos@zoulas.com>, Landon Fuller <landonf@plausible.coop>, The FreeBSD Foundation <board@freebsdfoundation.org>, Michael Franz <mvfranz@gmail.com>, Roger Hoover <rhoover@apple.com>, Alexander Strange <astrange@apple.com>
| author | never |
|---|---|
| date | Sun, 25 Sep 2011 16:03:29 -0700 |
| parents | 2fecca53a2c6 |
| children | 1d7922586cf6 |
| 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 | |
| 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(); } | |
| 58 static methodOop method(JavaThread *thread) { return last_frame(thread).interpreter_frame_method(); } | |
| 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); } |
| 0 | 74 static int number_of_dimensions(JavaThread *thread) { return bcp(thread)[3]; } |
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75 |
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76 static ConstantPoolCacheEntry* cache_entry_at(JavaThread *thread, int i) { return method(thread)->constants()->cache()->entry_at(i); } |
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77 static ConstantPoolCacheEntry* cache_entry(JavaThread *thread) { return cache_entry_at(thread, Bytes::get_native_u2(bcp(thread) + 1)); } |
| 0 | 78 static void note_trap(JavaThread *thread, int reason, TRAPS); |
| 79 | |
| 941 | 80 // Inner work method for Interpreter's frequency counter overflow |
| 81 static nmethod* frequency_counter_overflow_inner(JavaThread* thread, address branch_bcp); | |
| 82 | |
| 0 | 83 public: |
| 84 // Constants | |
| 85 static void ldc (JavaThread* thread, bool wide); | |
| 1602 | 86 static void resolve_ldc (JavaThread* thread, Bytecodes::Code bytecode); |
| 0 | 87 |
| 88 // Allocation | |
| 89 static void _new (JavaThread* thread, constantPoolOopDesc* pool, int index); | |
| 90 static void newarray (JavaThread* thread, BasicType type, jint size); | |
| 91 static void anewarray (JavaThread* thread, constantPoolOopDesc* pool, int index, jint size); | |
| 92 static void multianewarray(JavaThread* thread, jint* first_size_address); | |
| 93 static void register_finalizer(JavaThread* thread, oopDesc* obj); | |
| 94 | |
| 95 // Quicken instance-of and check-cast bytecodes | |
| 96 static void quicken_io_cc(JavaThread* thread); | |
| 97 | |
| 98 // Exceptions thrown by the interpreter | |
| 99 static void throw_AbstractMethodError(JavaThread* thread); | |
| 100 static void throw_IncompatibleClassChangeError(JavaThread* thread); | |
| 101 static void throw_StackOverflowError(JavaThread* thread); | |
| 102 static void throw_ArrayIndexOutOfBoundsException(JavaThread* thread, char* name, jint index); | |
| 103 static void throw_ClassCastException(JavaThread* thread, oopDesc* obj); | |
| 104 static void create_exception(JavaThread* thread, char* name, char* message); | |
| 105 static void create_klass_exception(JavaThread* thread, char* name, oopDesc* obj); | |
| 106 static address exception_handler_for_exception(JavaThread* thread, oopDesc* exception); | |
| 107 static void throw_pending_exception(JavaThread* thread); | |
| 108 | |
| 109 // Statics & fields | |
| 110 static void resolve_get_put(JavaThread* thread, Bytecodes::Code bytecode); | |
| 111 | |
| 112 // Synchronization | |
| 113 static void monitorenter(JavaThread* thread, BasicObjectLock* elem); | |
| 114 static void monitorexit (JavaThread* thread, BasicObjectLock* elem); | |
| 115 | |
| 116 static void throw_illegal_monitor_state_exception(JavaThread* thread); | |
| 117 static void new_illegal_monitor_state_exception(JavaThread* thread); | |
| 118 | |
| 119 // Calls | |
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120 static void resolve_invoke (JavaThread* thread, Bytecodes::Code bytecode); |
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121 static void resolve_invokedynamic(JavaThread* thread); |
| 0 | 122 |
| 123 // Breakpoints | |
| 124 static void _breakpoint(JavaThread* thread, methodOopDesc* method, address bcp); | |
| 125 static Bytecodes::Code get_original_bytecode_at(JavaThread* thread, methodOopDesc* method, address bcp); | |
| 126 static void set_original_bytecode_at(JavaThread* thread, methodOopDesc* method, address bcp, Bytecodes::Code new_code); | |
| 127 static bool is_breakpoint(JavaThread *thread) { return Bytecodes::code_or_bp_at(bcp(thread)) == Bytecodes::_breakpoint; } | |
| 128 | |
| 129 // Safepoints | |
| 130 static void at_safepoint(JavaThread* thread); | |
| 131 | |
| 132 // Debugger support | |
| 133 static void post_field_access(JavaThread *thread, oopDesc* obj, | |
| 134 ConstantPoolCacheEntry *cp_entry); | |
| 135 static void post_field_modification(JavaThread *thread, oopDesc* obj, | |
| 136 ConstantPoolCacheEntry *cp_entry, jvalue *value); | |
| 137 static void post_method_entry(JavaThread *thread); | |
| 138 static void post_method_exit (JavaThread *thread); | |
| 139 static int interpreter_contains(address pc); | |
| 140 | |
| 141 // Native signature handlers | |
| 142 static void prepare_native_call(JavaThread* thread, methodOopDesc* method); | |
| 143 static address slow_signature_handler(JavaThread* thread, | |
| 144 methodOopDesc* method, | |
| 145 intptr_t* from, intptr_t* to); | |
| 146 | |
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147 #if defined(IA32) || defined(AMD64) || defined(ARM) |
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148 // Popframe support (only needed on x86, AMD64 and ARM) |
| 0 | 149 static void popframe_move_outgoing_args(JavaThread* thread, void* src_address, void* dest_address); |
| 150 #endif | |
| 151 | |
| 152 // Platform dependent stuff | |
| 1972 | 153 #ifdef TARGET_ARCH_x86 |
| 154 # include "interpreterRT_x86.hpp" | |
| 155 #endif | |
| 156 #ifdef TARGET_ARCH_sparc | |
| 157 # include "interpreterRT_sparc.hpp" | |
| 158 #endif | |
| 159 #ifdef TARGET_ARCH_zero | |
| 160 # include "interpreterRT_zero.hpp" | |
| 161 #endif | |
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162 #ifdef TARGET_ARCH_arm |
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163 # include "interpreterRT_arm.hpp" |
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164 #endif |
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165 #ifdef TARGET_ARCH_ppc |
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166 # include "interpreterRT_ppc.hpp" |
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167 #endif |
| 1972 | 168 |
| 0 | 169 |
| 170 // Interpreter's frequency counter overflow | |
| 171 static nmethod* frequency_counter_overflow(JavaThread* thread, address branch_bcp); | |
| 172 | |
| 173 // Interpreter profiling support | |
| 174 static jint bcp_to_di(methodOopDesc* method, address cur_bcp); | |
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175 static void profile_method(JavaThread* thread); |
| 0 | 176 static void update_mdp_for_ret(JavaThread* thread, int bci); |
| 177 #ifdef ASSERT | |
| 178 static void verify_mdp(methodOopDesc* method, address bcp, address mdp); | |
| 179 #endif // ASSERT | |
| 180 }; | |
| 181 | |
| 182 | |
| 183 class SignatureHandlerLibrary: public AllStatic { | |
| 184 public: | |
| 185 enum { buffer_size = 1*K }; // the size of the temporary code buffer | |
| 186 enum { blob_size = 32*K }; // the size of a handler code blob. | |
| 187 | |
| 188 private: | |
| 189 static BufferBlob* _handler_blob; // the current buffer blob containing the generated handlers | |
| 190 static address _handler; // next available address within _handler_blob; | |
| 191 static GrowableArray<uint64_t>* _fingerprints; // the fingerprint collection | |
| 192 static GrowableArray<address>* _handlers; // the corresponding handlers | |
| 193 static address _buffer; // the temporary code buffer | |
| 194 | |
| 195 static address set_handler_blob(); | |
| 196 static void initialize(); | |
| 197 static address set_handler(CodeBuffer* buffer); | |
| 198 static void pd_set_handler(address handler); | |
| 199 | |
| 200 public: | |
| 201 static void add(methodHandle method); | |
| 202 }; | |
| 1972 | 203 |
| 204 #endif // SHARE_VM_INTERPRETER_INTERPRETERRUNTIME_HPP |