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src/hotspot/share/interpreter/interpreterRuntime.hpp

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  1 /*
  2  * Copyright (c) 1997, 2024, Oracle and/or its affiliates. All rights reserved.
  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  *
 19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
 20  * or visit www.oracle.com if you need additional information or have any
 21  * questions.
 22  *

 41 
 42 class InterpreterRuntime: AllStatic {
 43  private:
 44 
 45   static void      set_bcp_and_mdp(address bcp, JavaThread* current);
 46   static void      note_trap_inner(JavaThread* current, int reason,
 47                                    const methodHandle& trap_method, int trap_bci);
 48   static void      note_trap(JavaThread* current, int reason);
 49 
 50   // Inner work method for Interpreter's frequency counter overflow.
 51   static nmethod* frequency_counter_overflow_inner(JavaThread* current, address branch_bcp);
 52 
 53  public:
 54   // Constants
 55   static void    ldc           (JavaThread* current, bool wide);
 56   static void    resolve_ldc   (JavaThread* current, Bytecodes::Code bytecode);
 57 
 58   // Allocation
 59   static void    _new          (JavaThread* current, ConstantPool* pool, int index);
 60   static void    newarray      (JavaThread* current, BasicType type, jint size);
 61   static void    anewarray     (JavaThread* current, ConstantPool* pool, int index, jint size);
 62   static void    multianewarray(JavaThread* current, jint* first_size_address);
 63   static void    register_finalizer(JavaThread* current, oopDesc* obj);








 64 
 65   // Quicken instance-of and check-cast bytecodes
 66   static void    quicken_io_cc(JavaThread* current);
 67 
 68   // Exceptions thrown by the interpreter
 69   static void    throw_AbstractMethodError(JavaThread* current);
 70   static void    throw_AbstractMethodErrorWithMethod(JavaThread* current, Method* oop);
 71   static void    throw_AbstractMethodErrorVerbose(JavaThread* current,
 72                                                   Klass* recvKlass,
 73                                                   Method* missingMethod);
 74 

 75   static void    throw_IncompatibleClassChangeError(JavaThread* current);
 76   static void    throw_IncompatibleClassChangeErrorVerbose(JavaThread* current,
 77                                                            Klass* resc,
 78                                                            Klass* interfaceKlass);
 79   static void    throw_StackOverflowError(JavaThread* current);
 80   static void    throw_delayed_StackOverflowError(JavaThread* current);
 81   static void    throw_ArrayIndexOutOfBoundsException(JavaThread* current, arrayOopDesc* a, jint index);
 82   static void    throw_ClassCastException(JavaThread* current, oopDesc* obj);
 83   static void    throw_NullPointerException(JavaThread* current);
 84 
 85   static void    create_exception(JavaThread* current, char* name, char* message);
 86   static void    create_klass_exception(JavaThread* current, char* name, oopDesc* obj);
 87   static address exception_handler_for_exception(JavaThread* current, oopDesc* exception);
 88 #if INCLUDE_JVMTI
 89   static void    member_name_arg_or_null(JavaThread* current, address dmh, Method* m, address bcp);
 90 #endif
 91   static void    throw_pending_exception(JavaThread* current);
 92 
 93   static void resolve_from_cache(JavaThread* current, Bytecodes::Code bytecode);
 94 

104 private:
105   // Statics & fields
106   static void resolve_get_put(JavaThread* current, Bytecodes::Code bytecode);
107 
108   // Calls
109   static void resolve_invoke(JavaThread* current, Bytecodes::Code bytecode);
110   static void resolve_invokehandle (JavaThread* current);
111   static void resolve_invokedynamic(JavaThread* current);
112 
113   static void update_invoke_cp_cache_entry(CallInfo& info, Bytecodes::Code bytecode,
114                                            methodHandle& resolved_method,
115                                            constantPoolHandle& pool, int method_index);
116  public:
117   // Synchronization
118   static void    monitorenter(JavaThread* current, BasicObjectLock* elem);
119   static void    monitorenter_obj(JavaThread* current, oopDesc* obj);
120   static void    monitorexit (BasicObjectLock* elem);
121 
122   static void    throw_illegal_monitor_state_exception(JavaThread* current);
123   static void    new_illegal_monitor_state_exception(JavaThread* current);

124 
125   // Breakpoints
126   static void _breakpoint(JavaThread* current, Method* method, address bcp);
127   static Bytecodes::Code get_original_bytecode_at(JavaThread* current, Method* method, address bcp);
128   static void            set_original_bytecode_at(JavaThread* current, Method* method, address bcp, Bytecodes::Code new_code);
129 
130   // Safepoints
131   static void    at_safepoint(JavaThread* current);
132   static void    at_unwind(JavaThread* current);
133 
134   // Debugger support
135   static void post_field_access(JavaThread* current, oopDesc* obj,
136     ResolvedFieldEntry* entry);
137   static void post_field_modification(JavaThread* current, oopDesc* obj,
138     ResolvedFieldEntry* entry, jvalue *value);
139   static void post_method_entry(JavaThread* current);
140   static void post_method_exit (JavaThread* current);
141   static int  interpreter_contains(address pc);
142 
143   // Native signature handlers

  1 /*
  2  * Copyright (c) 1997, 2025, Oracle and/or its affiliates. All rights reserved.
  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  *
 19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
 20  * or visit www.oracle.com if you need additional information or have any
 21  * questions.
 22  *

 41 
 42 class InterpreterRuntime: AllStatic {
 43  private:
 44 
 45   static void      set_bcp_and_mdp(address bcp, JavaThread* current);
 46   static void      note_trap_inner(JavaThread* current, int reason,
 47                                    const methodHandle& trap_method, int trap_bci);
 48   static void      note_trap(JavaThread* current, int reason);
 49 
 50   // Inner work method for Interpreter's frequency counter overflow.
 51   static nmethod* frequency_counter_overflow_inner(JavaThread* current, address branch_bcp);
 52 
 53  public:
 54   // Constants
 55   static void    ldc           (JavaThread* current, bool wide);
 56   static void    resolve_ldc   (JavaThread* current, Bytecodes::Code bytecode);
 57 
 58   // Allocation
 59   static void    _new          (JavaThread* current, ConstantPool* pool, int index);
 60   static void    newarray      (JavaThread* current, BasicType type, jint size);
 61   static void    anewarray     (JavaThread* threcurrentad, ConstantPool* pool, int index, jint size);
 62   static void    multianewarray(JavaThread* current, jint* first_size_address);
 63   static void    register_finalizer(JavaThread* current, oopDesc* obj);
 64   static void    write_heap_copy (JavaThread* current, oopDesc* value, int offset, oopDesc* rcv);
 65   static void    read_flat_field(JavaThread* current, oopDesc* object, ResolvedFieldEntry* entry);
 66   static void    write_flat_field(JavaThread* current, oopDesc* object, oopDesc* value, ResolvedFieldEntry* entry);
 67 
 68   static void flat_array_load(JavaThread* current, arrayOopDesc* array, int index);
 69   static void flat_array_store(JavaThread* current, oopDesc* val, arrayOopDesc* array, int index);
 70 
 71   static jboolean is_substitutable(JavaThread* current, oopDesc* aobj, oopDesc* bobj);
 72 
 73   // Quicken instance-of and check-cast bytecodes
 74   static void    quicken_io_cc(JavaThread* current);
 75 
 76   // Exceptions thrown by the interpreter
 77   static void    throw_AbstractMethodError(JavaThread* current);
 78   static void    throw_AbstractMethodErrorWithMethod(JavaThread* current, Method* oop);
 79   static void    throw_AbstractMethodErrorVerbose(JavaThread* current,
 80                                                   Klass* recvKlass,
 81                                                   Method* missingMethod);
 82 
 83   static void    throw_InstantiationError(JavaThread* current);
 84   static void    throw_IncompatibleClassChangeError(JavaThread* current);
 85   static void    throw_IncompatibleClassChangeErrorVerbose(JavaThread* current,
 86                                                            Klass* resc,
 87                                                            Klass* interfaceKlass);
 88   static void    throw_StackOverflowError(JavaThread* current);
 89   static void    throw_delayed_StackOverflowError(JavaThread* current);
 90   static void    throw_ArrayIndexOutOfBoundsException(JavaThread* current, arrayOopDesc* a, jint index);
 91   static void    throw_ClassCastException(JavaThread* current, oopDesc* obj);
 92   static void    throw_NullPointerException(JavaThread* current);
 93 
 94   static void    create_exception(JavaThread* current, char* name, char* message);
 95   static void    create_klass_exception(JavaThread* current, char* name, oopDesc* obj);
 96   static address exception_handler_for_exception(JavaThread* current, oopDesc* exception);
 97 #if INCLUDE_JVMTI
 98   static void    member_name_arg_or_null(JavaThread* current, address dmh, Method* m, address bcp);
 99 #endif
100   static void    throw_pending_exception(JavaThread* current);
101 
102   static void resolve_from_cache(JavaThread* current, Bytecodes::Code bytecode);
103 

113 private:
114   // Statics & fields
115   static void resolve_get_put(JavaThread* current, Bytecodes::Code bytecode);
116 
117   // Calls
118   static void resolve_invoke(JavaThread* current, Bytecodes::Code bytecode);
119   static void resolve_invokehandle (JavaThread* current);
120   static void resolve_invokedynamic(JavaThread* current);
121 
122   static void update_invoke_cp_cache_entry(CallInfo& info, Bytecodes::Code bytecode,
123                                            methodHandle& resolved_method,
124                                            constantPoolHandle& pool, int method_index);
125  public:
126   // Synchronization
127   static void    monitorenter(JavaThread* current, BasicObjectLock* elem);
128   static void    monitorenter_obj(JavaThread* current, oopDesc* obj);
129   static void    monitorexit (BasicObjectLock* elem);
130 
131   static void    throw_illegal_monitor_state_exception(JavaThread* current);
132   static void    new_illegal_monitor_state_exception(JavaThread* current);
133   static void    throw_identity_exception(JavaThread* current, oopDesc* obj);
134 
135   // Breakpoints
136   static void _breakpoint(JavaThread* current, Method* method, address bcp);
137   static Bytecodes::Code get_original_bytecode_at(JavaThread* current, Method* method, address bcp);
138   static void            set_original_bytecode_at(JavaThread* current, Method* method, address bcp, Bytecodes::Code new_code);
139 
140   // Safepoints
141   static void    at_safepoint(JavaThread* current);
142   static void    at_unwind(JavaThread* current);
143 
144   // Debugger support
145   static void post_field_access(JavaThread* current, oopDesc* obj,
146     ResolvedFieldEntry* entry);
147   static void post_field_modification(JavaThread* current, oopDesc* obj,
148     ResolvedFieldEntry* entry, jvalue *value);
149   static void post_method_entry(JavaThread* current);
150   static void post_method_exit (JavaThread* current);
151   static int  interpreter_contains(address pc);
152 
153   // Native signature handlers
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