BarrierSetC2
123 };
124
125 typedef const TypeFunc*(*TypeFunc_generator)();
126
127 class OptoRuntime : public AllStatic {
128 friend class Matcher; // allow access to stub names
129
130 private:
131 // define stubs
132 static address generate_stub(ciEnv* ci_env, TypeFunc_generator gen, address C_function, const char *name, int is_fancy_jump, bool p
133
134 // References to generated stubs
135 static address _new_instance_Java;
136 static address _new_array_Java;
137 static address _new_array_nozero_Java;
138 static address _multianewarray2_Java;
139 static address _multianewarray3_Java;
140 static address _multianewarray4_Java;
141 static address _multianewarray5_Java;
142 static address _multianewarrayN_Java;
143 static address _g1_wb_pre_Java;
144 static address _g1_wb_post_Java;
145 static address _vtable_must_compile_Java;
146 static address _complete_monitor_locking_Java;
147 static address _rethrow_Java;
148 static address _monitor_notify_Java;
149 static address _monitor_notifyAll_Java;
150
151 static address _slow_arraycopy_Java;
152 static address _register_finalizer_Java;
153
154 //
155 // Implementation of runtime methods
156 // =================================
157
158 // Allocate storage for a Java instance.
159 static void new_instance_C(Klass* instance_klass, JavaThread *thread);
160
161 // Allocate storage for a objArray or typeArray
162 static void new_array_C(Klass* array_klass, int len, JavaThread *thread);
163 static void new_array_nozero_C(Klass* array_klass, int len, JavaThread *thread);
164
165 // Allocate storage for a multi-dimensional arrays
166 // Note: needs to be fixed for arbitrary number of dimensions
167 static void multianewarray2_C(Klass* klass, int len1, int len2, JavaThread *thread);
168 static void multianewarray3_C(Klass* klass, int len1, int len2, int len3, JavaThread *thread);
169 static void multianewarray4_C(Klass* klass, int len1, int len2, int len3, int len4, JavaThread *thread);
170 static void multianewarray5_C(Klass* klass, int len1, int len2, int len3, int len4, int len5, JavaThread *thread);
171 static void multianewarrayN_C(Klass* klass, arrayOopDesc* dims, JavaThread *thread);
172 static void g1_wb_pre_C(oopDesc* orig, JavaThread* thread);
173 static void g1_wb_post_C(void* card_addr, JavaThread* thread);
174
175 public:
176 // Slow-path Locking and Unlocking
177 static void complete_monitor_locking_C(oopDesc* obj, BasicLock* lock, JavaThread* thread);
178 static void complete_monitor_unlocking_C(oopDesc* obj, BasicLock* lock, JavaThread* thread);
179
180 static void monitor_notify_C(oopDesc* obj, JavaThread* thread);
181 static void monitor_notifyAll_C(oopDesc* obj, JavaThread* thread);
182
183 private:
184
185 // Implicit exception support
186 static void throw_null_exception_C(JavaThread* thread);
187
188 // Exception handling
189 static address handle_exception_C (JavaThread* thread);
190 static address handle_exception_C_helper(JavaThread* thread, nmethod*& nm);
191 static address rethrow_C (oopDesc* exception, JavaThread *thread, address return_pc );
192 static void deoptimize_caller_frame (JavaThread *thread);
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123 };
124
125 typedef const TypeFunc*(*TypeFunc_generator)();
126
127 class OptoRuntime : public AllStatic {
128 friend class Matcher; // allow access to stub names
129
130 private:
131 // define stubs
132 static address generate_stub(ciEnv* ci_env, TypeFunc_generator gen, address C_function, const char *name, int is_fancy_jump, bool p
133
134 // References to generated stubs
135 static address _new_instance_Java;
136 static address _new_array_Java;
137 static address _new_array_nozero_Java;
138 static address _multianewarray2_Java;
139 static address _multianewarray3_Java;
140 static address _multianewarray4_Java;
141 static address _multianewarray5_Java;
142 static address _multianewarrayN_Java;
143 static address _vtable_must_compile_Java;
144 static address _complete_monitor_locking_Java;
145 static address _rethrow_Java;
146 static address _monitor_notify_Java;
147 static address _monitor_notifyAll_Java;
148
149 static address _slow_arraycopy_Java;
150 static address _register_finalizer_Java;
151
152 //
153 // Implementation of runtime methods
154 // =================================
155
156 // Allocate storage for a Java instance.
157 static void new_instance_C(Klass* instance_klass, JavaThread *thread);
158
159 // Allocate storage for a objArray or typeArray
160 static void new_array_C(Klass* array_klass, int len, JavaThread *thread);
161 static void new_array_nozero_C(Klass* array_klass, int len, JavaThread *thread);
162
163 // Allocate storage for a multi-dimensional arrays
164 // Note: needs to be fixed for arbitrary number of dimensions
165 static void multianewarray2_C(Klass* klass, int len1, int len2, JavaThread *thread);
166 static void multianewarray3_C(Klass* klass, int len1, int len2, int len3, JavaThread *thread);
167 static void multianewarray4_C(Klass* klass, int len1, int len2, int len3, int len4, JavaThread *thread);
168 static void multianewarray5_C(Klass* klass, int len1, int len2, int len3, int len4, int len5, JavaThread *thread);
169 static void multianewarrayN_C(Klass* klass, arrayOopDesc* dims, JavaThread *thread);
170
171 public:
172 // Slow-path Locking and Unlocking
173 static void complete_monitor_locking_C(oopDesc* obj, BasicLock* lock, JavaThread* thread);
174 static void complete_monitor_unlocking_C(oopDesc* obj, BasicLock* lock, JavaThread* thread);
175
176 static void monitor_notify_C(oopDesc* obj, JavaThread* thread);
177 static void monitor_notifyAll_C(oopDesc* obj, JavaThread* thread);
178
179 private:
180
181 // Implicit exception support
182 static void throw_null_exception_C(JavaThread* thread);
183
184 // Exception handling
185 static address handle_exception_C (JavaThread* thread);
186 static address handle_exception_C_helper(JavaThread* thread, nmethod*& nm);
187 static address rethrow_C (oopDesc* exception, JavaThread *thread, address return_pc );
188 static void deoptimize_caller_frame (JavaThread *thread);
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205
206 static bool is_callee_saved_register(MachRegisterNumbers reg);
207
208 // One time only generate runtime code stubs. Returns true
209 // when runtime stubs have been generated successfully and
210 // false otherwise.
211 static bool generate(ciEnv* env);
212
213 // Returns the name of a stub
214 static const char* stub_name(address entry);
215
216 // access to runtime stubs entry points for java code
217 static address new_instance_Java() { return _new_instance_Java; }
218 static address new_array_Java() { return _new_array_Java; }
219 static address new_array_nozero_Java() { return _new_array_nozero_Java; }
220 static address multianewarray2_Java() { return _multianewarray2_Java; }
221 static address multianewarray3_Java() { return _multianewarray3_Java; }
222 static address multianewarray4_Java() { return _multianewarray4_Java; }
223 static address multianewarray5_Java() { return _multianewarray5_Java; }
224 static address multianewarrayN_Java() { return _multianewarrayN_Java; }
225 static address g1_wb_pre_Java() { return _g1_wb_pre_Java; }
226 static address g1_wb_post_Java() { return _g1_wb_post_Java; }
227 static address vtable_must_compile_stub() { return _vtable_must_compile_Java; }
228 static address complete_monitor_locking_Java() { return _complete_monitor_locking_Java; }
229 static address monitor_notify_Java() { return _monitor_notify_Java; }
230 static address monitor_notifyAll_Java() { return _monitor_notifyAll_Java; }
231
232 static address slow_arraycopy_Java() { return _slow_arraycopy_Java; }
233 static address register_finalizer_Java() { return _register_finalizer_Java; }
234
235 static ExceptionBlob* exception_blob() { return _exception_blob; }
236
237 // Leaf routines helping with method data update
238 static void profile_receiver_type_C(DataLayout* data, oopDesc* receiver);
239
240 // Implicit exception support
241 static void throw_div0_exception_C (JavaThread* thread);
242 static void throw_stack_overflow_error_C(JavaThread* thread);
243
244 // Exception handling
245 static address rethrow_stub() { return _rethrow_Java; }
246
247
248 // Type functions
249 // ======================================================
250
251 static const TypeFunc* new_instance_Type(); // object allocation (slow case)
252 static const TypeFunc* new_array_Type (); // [a]newarray (slow case)
253 static const TypeFunc* multianewarray_Type(int ndim); // multianewarray
254 static const TypeFunc* multianewarray2_Type(); // multianewarray
255 static const TypeFunc* multianewarray3_Type(); // multianewarray
256 static const TypeFunc* multianewarray4_Type(); // multianewarray
257 static const TypeFunc* multianewarray5_Type(); // multianewarray
258 static const TypeFunc* multianewarrayN_Type(); // multianewarray
259 static const TypeFunc* g1_wb_pre_Type();
260 static const TypeFunc* g1_wb_post_Type();
261 static const TypeFunc* complete_monitor_enter_Type();
262 static const TypeFunc* complete_monitor_exit_Type();
263 static const TypeFunc* monitor_notify_Type();
264 static const TypeFunc* uncommon_trap_Type();
265 static const TypeFunc* athrow_Type();
266 static const TypeFunc* rethrow_Type();
267 static const TypeFunc* Math_D_D_Type(); // sin,cos & friends
268 static const TypeFunc* Math_DD_D_Type(); // mod,pow & friends
269 static const TypeFunc* modf_Type();
270 static const TypeFunc* l2f_Type();
271 static const TypeFunc* void_long_Type();
272
273 static const TypeFunc* flush_windows_Type();
274
275 // arraycopy routine types
276 static const TypeFunc* fast_arraycopy_Type(); // bit-blasters
277 static const TypeFunc* checkcast_arraycopy_Type();
278 static const TypeFunc* generic_arraycopy_Type();
279 static const TypeFunc* slow_arraycopy_Type(); // the full routine
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201
202 static bool is_callee_saved_register(MachRegisterNumbers reg);
203
204 // One time only generate runtime code stubs. Returns true
205 // when runtime stubs have been generated successfully and
206 // false otherwise.
207 static bool generate(ciEnv* env);
208
209 // Returns the name of a stub
210 static const char* stub_name(address entry);
211
212 // access to runtime stubs entry points for java code
213 static address new_instance_Java() { return _new_instance_Java; }
214 static address new_array_Java() { return _new_array_Java; }
215 static address new_array_nozero_Java() { return _new_array_nozero_Java; }
216 static address multianewarray2_Java() { return _multianewarray2_Java; }
217 static address multianewarray3_Java() { return _multianewarray3_Java; }
218 static address multianewarray4_Java() { return _multianewarray4_Java; }
219 static address multianewarray5_Java() { return _multianewarray5_Java; }
220 static address multianewarrayN_Java() { return _multianewarrayN_Java; }
221 static address vtable_must_compile_stub() { return _vtable_must_compile_Java; }
222 static address complete_monitor_locking_Java() { return _complete_monitor_locking_Java; }
223 static address monitor_notify_Java() { return _monitor_notify_Java; }
224 static address monitor_notifyAll_Java() { return _monitor_notifyAll_Java; }
225
226 static address slow_arraycopy_Java() { return _slow_arraycopy_Java; }
227 static address register_finalizer_Java() { return _register_finalizer_Java; }
228
229 static ExceptionBlob* exception_blob() { return _exception_blob; }
230
231 // Leaf routines helping with method data update
232 static void profile_receiver_type_C(DataLayout* data, oopDesc* receiver);
233
234 // Implicit exception support
235 static void throw_div0_exception_C (JavaThread* thread);
236 static void throw_stack_overflow_error_C(JavaThread* thread);
237
238 // Exception handling
239 static address rethrow_stub() { return _rethrow_Java; }
240
241
242 // Type functions
243 // ======================================================
244
245 static const TypeFunc* new_instance_Type(); // object allocation (slow case)
246 static const TypeFunc* new_array_Type (); // [a]newarray (slow case)
247 static const TypeFunc* multianewarray_Type(int ndim); // multianewarray
248 static const TypeFunc* multianewarray2_Type(); // multianewarray
249 static const TypeFunc* multianewarray3_Type(); // multianewarray
250 static const TypeFunc* multianewarray4_Type(); // multianewarray
251 static const TypeFunc* multianewarray5_Type(); // multianewarray
252 static const TypeFunc* multianewarrayN_Type(); // multianewarray
253 static const TypeFunc* complete_monitor_enter_Type();
254 static const TypeFunc* complete_monitor_exit_Type();
255 static const TypeFunc* monitor_notify_Type();
256 static const TypeFunc* uncommon_trap_Type();
257 static const TypeFunc* athrow_Type();
258 static const TypeFunc* rethrow_Type();
259 static const TypeFunc* Math_D_D_Type(); // sin,cos & friends
260 static const TypeFunc* Math_DD_D_Type(); // mod,pow & friends
261 static const TypeFunc* modf_Type();
262 static const TypeFunc* l2f_Type();
263 static const TypeFunc* void_long_Type();
264
265 static const TypeFunc* flush_windows_Type();
266
267 // arraycopy routine types
268 static const TypeFunc* fast_arraycopy_Type(); // bit-blasters
269 static const TypeFunc* checkcast_arraycopy_Type();
270 static const TypeFunc* generic_arraycopy_Type();
271 static const TypeFunc* slow_arraycopy_Type(); // the full routine
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