81 friend class TemplateTable; |
81 friend class TemplateTable; |
82 // friend class Interpreter; |
82 // friend class Interpreter; |
83 public: |
83 public: |
84 |
84 |
85 enum MoreConstants { |
85 enum MoreConstants { |
86 number_of_return_entries = 9, // number of return entry points |
86 number_of_return_entries = number_of_states, // number of return entry points |
87 number_of_deopt_entries = 9, // number of deoptimization entry points |
87 number_of_deopt_entries = number_of_states, // number of deoptimization entry points |
88 number_of_return_addrs = 9 // number of return addresses |
88 number_of_return_addrs = number_of_states // number of return addresses |
89 }; |
89 }; |
90 |
90 |
91 protected: |
91 protected: |
92 |
92 |
93 static address _throw_ArrayIndexOutOfBoundsException_entry; |
93 static address _throw_ArrayIndexOutOfBoundsException_entry; |
108 #ifndef PRODUCT |
108 #ifndef PRODUCT |
109 static EntryPoint _trace_code; |
109 static EntryPoint _trace_code; |
110 #endif // !PRODUCT |
110 #endif // !PRODUCT |
111 static EntryPoint _return_entry[number_of_return_entries]; // entry points to return to from a call |
111 static EntryPoint _return_entry[number_of_return_entries]; // entry points to return to from a call |
112 static EntryPoint _earlyret_entry; // entry point to return early from a call |
112 static EntryPoint _earlyret_entry; // entry point to return early from a call |
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113 static EntryPoint _return_unbox_entry; // entry point to unbox a return value from a call |
113 static EntryPoint _deopt_entry[number_of_deopt_entries]; // entry points to return to from a deoptimization |
114 static EntryPoint _deopt_entry[number_of_deopt_entries]; // entry points to return to from a deoptimization |
114 static EntryPoint _continuation_entry; |
115 static EntryPoint _continuation_entry; |
115 static EntryPoint _safept_entry; |
116 static EntryPoint _safept_entry; |
116 |
117 |
117 static address _return_3_addrs_by_index[number_of_return_addrs]; // for invokevirtual return entries |
118 static address _return_3_addrs_by_index[number_of_return_addrs]; // for invokevirtual return entries |
118 static address _return_5_addrs_by_index[number_of_return_addrs]; // for invokeinterface return entries |
119 static address _return_5_addrs_by_index[number_of_return_addrs]; // for invokeinterface return entries |
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120 static address _return_5_unbox_addrs_by_index[number_of_return_addrs]; // for invokedynamic bootstrap methods |
119 |
121 |
120 static DispatchTable _active_table; // the active dispatch table (used by the interpreter for dispatch) |
122 static DispatchTable _active_table; // the active dispatch table (used by the interpreter for dispatch) |
121 static DispatchTable _normal_table; // the normal dispatch table (used to set the active table in normal mode) |
123 static DispatchTable _normal_table; // the normal dispatch table (used to set the active table in normal mode) |
122 static DispatchTable _safept_table; // the safepoint dispatch table (used to set the active table for safepoints) |
124 static DispatchTable _safept_table; // the safepoint dispatch table (used to set the active table for safepoints) |
123 static address _wentry_point[DispatchTable::length]; // wide instructions only (vtos tosca always) |
125 static address _wentry_point[DispatchTable::length]; // wide instructions only (vtos tosca always) |
155 static address* normal_table() { return _normal_table.table_for(); } |
157 static address* normal_table() { return _normal_table.table_for(); } |
156 |
158 |
157 // Support for invokes |
159 // Support for invokes |
158 static address* return_3_addrs_by_index_table() { return _return_3_addrs_by_index; } |
160 static address* return_3_addrs_by_index_table() { return _return_3_addrs_by_index; } |
159 static address* return_5_addrs_by_index_table() { return _return_5_addrs_by_index; } |
161 static address* return_5_addrs_by_index_table() { return _return_5_addrs_by_index; } |
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162 static address* return_5_unbox_addrs_by_index_table() { return _return_5_unbox_addrs_by_index; } |
160 static int TosState_as_index(TosState state); // computes index into return_3_entry_by_index table |
163 static int TosState_as_index(TosState state); // computes index into return_3_entry_by_index table |
161 |
164 |
162 static address return_entry (TosState state, int length); |
165 static address return_entry (TosState state, int length); |
163 static address deopt_entry (TosState state, int length); |
166 static address deopt_entry (TosState state, int length); |
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167 static address return_unbox_entry(TosState state, int length); |
164 |
168 |
165 // Safepoint support |
169 // Safepoint support |
166 static void notice_safepoints(); // stops the thread when reaching a safepoint |
170 static void notice_safepoints(); // stops the thread when reaching a safepoint |
167 static void ignore_safepoints(); // ignores safepoints |
171 static void ignore_safepoints(); // ignores safepoints |
168 |
172 |