Mercurial > jdk8-mips64-public > hotspot / annotate

src/share/vm/interpreter/interpreterRuntime.hpp@b56ab8e56604 (annotated)

src/share/vm/interpreter/interpreterRuntime.hpp

Tue, 24 Jul 2018 14:29:09 +0800

author
fujie
date
Tue, 24 Jul 2018 14:29:09 +0800
changeset 9138
b56ab8e56604
parent 6876
710a3c8b516e
permissions
-rw-r--r--

#7173 #ifdefine MIPS64 --> #ifdefine MIPS

aoqi@0 1 /*
aoqi@0 2 * Copyright (c) 1997, 2013, Oracle and/or its affiliates. All rights reserved.
aoqi@0 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
aoqi@0 4 *
aoqi@0 5 * This code is free software; you can redistribute it and/or modify it
aoqi@0 6 * under the terms of the GNU General Public License version 2 only, as
aoqi@0 7 * published by the Free Software Foundation.
aoqi@0 8 *
aoqi@0 9 * This code is distributed in the hope that it will be useful, but WITHOUT
aoqi@0 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
aoqi@0 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
aoqi@0 12 * version 2 for more details (a copy is included in the LICENSE file that
aoqi@0 13 * accompanied this code).
aoqi@0 14 *
aoqi@0 15 * You should have received a copy of the GNU General Public License version
aoqi@0 16 * 2 along with this work; if not, write to the Free Software Foundation,
aoqi@0 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
aoqi@0 18 *
aoqi@0 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
aoqi@0 20 * or visit www.oracle.com if you need additional information or have any
aoqi@0 21 * questions.
aoqi@0 22 *
aoqi@0 23 */
aoqi@0 24
aoqi@1 25 /*
aoqi@1 26 * This file has been modified by Loongson Technology in 2015. These
aoqi@1 27 * modifications are Copyright (c) 2015 Loongson Technology, and are made
aoqi@1 28 * available on the same license terms set forth above.
aoqi@1 29 */
aoqi@1 30
aoqi@0 31 #ifndef SHARE_VM_INTERPRETER_INTERPRETERRUNTIME_HPP
aoqi@0 32 #define SHARE_VM_INTERPRETER_INTERPRETERRUNTIME_HPP
aoqi@0 33
aoqi@0 34 #include "interpreter/bytecode.hpp"
aoqi@0 35 #include "interpreter/linkResolver.hpp"
aoqi@0 36 #include "memory/universe.hpp"
aoqi@0 37 #include "oops/method.hpp"
aoqi@0 38 #include "runtime/frame.inline.hpp"
aoqi@0 39 #include "runtime/signature.hpp"
aoqi@0 40 #include "runtime/thread.inline.hpp"
aoqi@0 41 #include "utilities/top.hpp"
aoqi@0 42
aoqi@0 43 // The InterpreterRuntime is called by the interpreter for everything
aoqi@0 44 // that cannot/should not be dealt with in assembly and needs C support.
aoqi@0 45
aoqi@0 46 class InterpreterRuntime: AllStatic {
aoqi@0 47 friend class BytecodeClosure; // for method and bcp
aoqi@0 48 friend class PrintingClosure; // for method and bcp
aoqi@0 49
aoqi@0 50 private:
aoqi@0 51 // Helper functions to access current interpreter state
aoqi@0 52 static frame last_frame(JavaThread *thread) { return thread->last_frame(); }
aoqi@0 53 static Method* method(JavaThread *thread) { return last_frame(thread).interpreter_frame_method(); }
aoqi@0 54 static address bcp(JavaThread *thread) { return last_frame(thread).interpreter_frame_bcp(); }
aoqi@0 55 static int bci(JavaThread *thread) { return last_frame(thread).interpreter_frame_bci(); }
aoqi@0 56 static void set_bcp_and_mdp(address bcp, JavaThread*thread);
aoqi@0 57 static Bytecodes::Code code(JavaThread *thread) {
aoqi@0 58 // pass method to avoid calling unsafe bcp_to_method (partial fix 4926272)
aoqi@0 59 return Bytecodes::code_at(method(thread), bcp(thread));
aoqi@0 60 }
aoqi@0 61 static bool already_resolved(JavaThread *thread) { return cache_entry(thread)->is_resolved(code(thread)); }
aoqi@0 62 static Bytecode bytecode(JavaThread *thread) { return Bytecode(method(thread), bcp(thread)); }
aoqi@0 63 static int get_index_u1(JavaThread *thread, Bytecodes::Code bc)
aoqi@0 64 { return bytecode(thread).get_index_u1(bc); }
aoqi@0 65 static int get_index_u2(JavaThread *thread, Bytecodes::Code bc)
aoqi@0 66 { return bytecode(thread).get_index_u2(bc); }
aoqi@0 67 static int get_index_u2_cpcache(JavaThread *thread, Bytecodes::Code bc)
aoqi@0 68 { return bytecode(thread).get_index_u2_cpcache(bc); }
aoqi@0 69 static int get_index_u4(JavaThread *thread, Bytecodes::Code bc)
aoqi@0 70 { return bytecode(thread).get_index_u4(bc); }
aoqi@0 71 static int number_of_dimensions(JavaThread *thread) { return bcp(thread)[3]; }
aoqi@0 72
aoqi@0 73 static ConstantPoolCacheEntry* cache_entry_at(JavaThread *thread, int i) { return method(thread)->constants()->cache()->entry_at(i); }
aoqi@0 74 static ConstantPoolCacheEntry* cache_entry(JavaThread *thread) { return cache_entry_at(thread, Bytes::get_native_u2(bcp(thread) + 1)); }
aoqi@0 75 static void note_trap_inner(JavaThread* thread, int reason,
aoqi@0 76 methodHandle trap_method, int trap_bci, TRAPS);
aoqi@0 77 static void note_trap(JavaThread *thread, int reason, TRAPS);
aoqi@0 78 #ifdef CC_INTERP
aoqi@0 79 // Profile traps in C++ interpreter.
aoqi@0 80 static void note_trap(JavaThread* thread, int reason, Method *method, int trap_bci);
aoqi@0 81 #endif // CC_INTERP
aoqi@0 82
aoqi@0 83 // Inner work method for Interpreter's frequency counter overflow.
aoqi@0 84 static nmethod* frequency_counter_overflow_inner(JavaThread* thread, address branch_bcp);
aoqi@0 85
aoqi@0 86 public:
aoqi@0 87 // Constants
aoqi@0 88 static void ldc (JavaThread* thread, bool wide);
aoqi@0 89 static void resolve_ldc (JavaThread* thread, Bytecodes::Code bytecode);
aoqi@0 90
aoqi@0 91 // Allocation
aoqi@0 92 static void _new (JavaThread* thread, ConstantPool* pool, int index);
aoqi@0 93 static void newarray (JavaThread* thread, BasicType type, jint size);
aoqi@0 94 static void anewarray (JavaThread* thread, ConstantPool* pool, int index, jint size);
aoqi@0 95 static void multianewarray(JavaThread* thread, jint* first_size_address);
aoqi@0 96 static void register_finalizer(JavaThread* thread, oopDesc* obj);
aoqi@0 97
aoqi@0 98 // Quicken instance-of and check-cast bytecodes
aoqi@0 99 static void quicken_io_cc(JavaThread* thread);
aoqi@0 100
aoqi@0 101 // Exceptions thrown by the interpreter
aoqi@0 102 static void throw_AbstractMethodError(JavaThread* thread);
aoqi@0 103 static void throw_IncompatibleClassChangeError(JavaThread* thread);
aoqi@0 104 static void throw_StackOverflowError(JavaThread* thread);
aoqi@0 105 static void throw_ArrayIndexOutOfBoundsException(JavaThread* thread, char* name, jint index);
aoqi@0 106 static void throw_ClassCastException(JavaThread* thread, oopDesc* obj);
aoqi@0 107 static void create_exception(JavaThread* thread, char* name, char* message);
aoqi@0 108 static void create_klass_exception(JavaThread* thread, char* name, oopDesc* obj);
aoqi@0 109 static address exception_handler_for_exception(JavaThread* thread, oopDesc* exception);
aoqi@0 110 #if INCLUDE_JVMTI
aoqi@0 111 static void member_name_arg_or_null(JavaThread* thread, address dmh, Method* m, address bcp);
aoqi@0 112 #endif
aoqi@0 113 static void throw_pending_exception(JavaThread* thread);
aoqi@0 114
aoqi@0 115 #ifdef CC_INTERP
aoqi@0 116 // Profile traps in C++ interpreter.
aoqi@0 117 static void note_nullCheck_trap (JavaThread* thread, Method *method, int trap_bci);
aoqi@0 118 static void note_div0Check_trap (JavaThread* thread, Method *method, int trap_bci);
aoqi@0 119 static void note_rangeCheck_trap(JavaThread* thread, Method *method, int trap_bci);
aoqi@0 120 static void note_classCheck_trap(JavaThread* thread, Method *method, int trap_bci);
aoqi@0 121 static void note_arrayCheck_trap(JavaThread* thread, Method *method, int trap_bci);
aoqi@0 122 // A dummy for makros that shall not profile traps.
aoqi@0 123 static void note_no_trap(JavaThread* thread, Method *method, int trap_bci) {}
aoqi@0 124 #endif // CC_INTERP
aoqi@0 125
aoqi@0 126 // Statics & fields
aoqi@0 127 static void resolve_get_put(JavaThread* thread, Bytecodes::Code bytecode);
aoqi@0 128
aoqi@0 129 // Synchronization
aoqi@0 130 static void monitorenter(JavaThread* thread, BasicObjectLock* elem);
aoqi@0 131 static void monitorexit (JavaThread* thread, BasicObjectLock* elem);
aoqi@0 132
aoqi@0 133 static void throw_illegal_monitor_state_exception(JavaThread* thread);
aoqi@0 134 static void new_illegal_monitor_state_exception(JavaThread* thread);
aoqi@0 135
aoqi@0 136 // Calls
aoqi@0 137 static void resolve_invoke (JavaThread* thread, Bytecodes::Code bytecode);
aoqi@0 138 static void resolve_invokehandle (JavaThread* thread);
aoqi@0 139 static void resolve_invokedynamic(JavaThread* thread);
aoqi@0 140
aoqi@0 141 // Breakpoints
aoqi@0 142 static void _breakpoint(JavaThread* thread, Method* method, address bcp);
aoqi@0 143 static Bytecodes::Code get_original_bytecode_at(JavaThread* thread, Method* method, address bcp);
aoqi@0 144 static void set_original_bytecode_at(JavaThread* thread, Method* method, address bcp, Bytecodes::Code new_code);
aoqi@0 145 static bool is_breakpoint(JavaThread *thread) { return Bytecodes::code_or_bp_at(bcp(thread)) == Bytecodes::_breakpoint; }
aoqi@0 146
aoqi@0 147 // Safepoints
aoqi@0 148 static void at_safepoint(JavaThread* thread);
aoqi@0 149
aoqi@0 150 // Debugger support
aoqi@0 151 static void post_field_access(JavaThread *thread, oopDesc* obj,
aoqi@0 152 ConstantPoolCacheEntry *cp_entry);
aoqi@0 153 static void post_field_modification(JavaThread *thread, oopDesc* obj,
aoqi@0 154 ConstantPoolCacheEntry *cp_entry, jvalue *value);
aoqi@0 155 static void post_method_entry(JavaThread *thread);
aoqi@0 156 static void post_method_exit (JavaThread *thread);
aoqi@0 157 static int interpreter_contains(address pc);
aoqi@0 158
aoqi@0 159 // Native signature handlers
aoqi@0 160 static void prepare_native_call(JavaThread* thread, Method* method);
aoqi@0 161 static address slow_signature_handler(JavaThread* thread,
aoqi@0 162 Method* method,
aoqi@0 163 intptr_t* from, intptr_t* to);
aoqi@0 164
fujie@9138 165 #if defined(IA32) || defined(AMD64) || defined(ARM) || defined(MIPS)
aoqi@0 166 // Popframe support (only needed on x86, AMD64 and ARM)
aoqi@0 167 static void popframe_move_outgoing_args(JavaThread* thread, void* src_address, void* dest_address);
aoqi@0 168 #endif
aoqi@0 169
aoqi@0 170 // Platform dependent stuff
aoqi@0 171 #ifdef TARGET_ARCH_x86
aoqi@0 172 # include "interpreterRT_x86.hpp"
aoqi@0 173 #endif
aoqi@1 174 #ifdef TARGET_ARCH_mips
aoqi@1 175 # include "interpreterRT_mips.hpp"
aoqi@1 176 #endif
aoqi@0 177 #ifdef TARGET_ARCH_sparc
aoqi@0 178 # include "interpreterRT_sparc.hpp"
aoqi@0 179 #endif
aoqi@0 180 #ifdef TARGET_ARCH_zero
aoqi@0 181 # include "interpreterRT_zero.hpp"
aoqi@0 182 #endif
aoqi@0 183 #ifdef TARGET_ARCH_arm
aoqi@0 184 # include "interpreterRT_arm.hpp"
aoqi@0 185 #endif
aoqi@0 186 #ifdef TARGET_ARCH_ppc
aoqi@0 187 # include "interpreterRT_ppc.hpp"
aoqi@0 188 #endif
aoqi@0 189
aoqi@0 190
aoqi@0 191 // Interpreter's frequency counter overflow
aoqi@0 192 static nmethod* frequency_counter_overflow(JavaThread* thread, address branch_bcp);
aoqi@0 193
aoqi@0 194 // Interpreter profiling support
aoqi@0 195 static jint bcp_to_di(Method* method, address cur_bcp);
aoqi@0 196 static void profile_method(JavaThread* thread);
aoqi@0 197 static void update_mdp_for_ret(JavaThread* thread, int bci);
aoqi@0 198 #ifdef ASSERT
aoqi@0 199 static void verify_mdp(Method* method, address bcp, address mdp);
aoqi@0 200 #endif // ASSERT
aoqi@0 201 static MethodCounters* build_method_counters(JavaThread* thread, Method* m);
aoqi@0 202 };
aoqi@0 203
aoqi@0 204
aoqi@0 205 class SignatureHandlerLibrary: public AllStatic {
aoqi@0 206 public:
aoqi@0 207 enum { buffer_size = 1*K }; // the size of the temporary code buffer
aoqi@0 208 enum { blob_size = 32*K }; // the size of a handler code blob.
aoqi@0 209
aoqi@0 210 private:
aoqi@0 211 static BufferBlob* _handler_blob; // the current buffer blob containing the generated handlers
aoqi@0 212 static address _handler; // next available address within _handler_blob;
aoqi@0 213 static GrowableArray<uint64_t>* _fingerprints; // the fingerprint collection
aoqi@0 214 static GrowableArray<address>* _handlers; // the corresponding handlers
aoqi@0 215 static address _buffer; // the temporary code buffer
aoqi@0 216
aoqi@0 217 static address set_handler_blob();
aoqi@0 218 static void initialize();
aoqi@0 219 static address set_handler(CodeBuffer* buffer);
aoqi@0 220 static void pd_set_handler(address handler);
aoqi@0 221
aoqi@0 222 public:
aoqi@0 223 static void add(methodHandle method);
aoqi@0 224 };
aoqi@0 225
aoqi@0 226 #endif // SHARE_VM_INTERPRETER_INTERPRETERRUNTIME_HPP

Mercurial Repository: jdk8-mips64-public/hotspot

mercurial