164
165 // for Profiling - acting on another frame. walks sender frames
166 // if valid.
167 frame profile_find_Java_sender_frame(JavaThread *thread);
168 bool safe_for_sender(JavaThread *thread);
169
170 // returns the sender, but skips conversion frames
171 frame real_sender(RegisterMap* map) const;
172
173 // returns the the sending Java frame, skipping any intermediate C frames
174 // NB: receiver must not be first frame
175 frame java_sender() const;
176
177 private:
178 // Helper methods for better factored code in frame::sender
179 frame sender_for_compiled_frame(RegisterMap* map) const;
180 frame sender_for_entry_frame(RegisterMap* map) const;
181 frame sender_for_interpreter_frame(RegisterMap* map) const;
182 frame sender_for_native_frame(RegisterMap* map) const;
183
184 // All frames:
185
186 // A low-level interface for vframes:
187
188 public:
189
190 intptr_t* addr_at(int index) const { return &fp()[index]; }
191 intptr_t at(int index) const { return *addr_at(index); }
192
193 // accessors for locals
194 oop obj_at(int offset) const { return *obj_at_addr(offset); }
195 void obj_at_put(int offset, oop value) { *obj_at_addr(offset) = value; }
196
197 jint int_at(int offset) const { return *int_at_addr(offset); }
198 void int_at_put(int offset, jint value) { *int_at_addr(offset) = value; }
199
200 oop* obj_at_addr(int offset) const { return (oop*) addr_at(offset); }
201
202 oop* adjusted_obj_at_addr(Method* method, int index) { return obj_at_addr(adjust_offset(method, index)); }
203
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164
165 // for Profiling - acting on another frame. walks sender frames
166 // if valid.
167 frame profile_find_Java_sender_frame(JavaThread *thread);
168 bool safe_for_sender(JavaThread *thread);
169
170 // returns the sender, but skips conversion frames
171 frame real_sender(RegisterMap* map) const;
172
173 // returns the the sending Java frame, skipping any intermediate C frames
174 // NB: receiver must not be first frame
175 frame java_sender() const;
176
177 private:
178 // Helper methods for better factored code in frame::sender
179 frame sender_for_compiled_frame(RegisterMap* map) const;
180 frame sender_for_entry_frame(RegisterMap* map) const;
181 frame sender_for_interpreter_frame(RegisterMap* map) const;
182 frame sender_for_native_frame(RegisterMap* map) const;
183
184 bool is_entry_frame_valid(JavaThread* thread) const;
185
186 // All frames:
187
188 // A low-level interface for vframes:
189
190 public:
191
192 intptr_t* addr_at(int index) const { return &fp()[index]; }
193 intptr_t at(int index) const { return *addr_at(index); }
194
195 // accessors for locals
196 oop obj_at(int offset) const { return *obj_at_addr(offset); }
197 void obj_at_put(int offset, oop value) { *obj_at_addr(offset) = value; }
198
199 jint int_at(int offset) const { return *int_at_addr(offset); }
200 void int_at_put(int offset, jint value) { *int_at_addr(offset) = value; }
201
202 oop* obj_at_addr(int offset) const { return (oop*) addr_at(offset); }
203
204 oop* adjusted_obj_at_addr(Method* method, int index) { return obj_at_addr(adjust_offset(method, index)); }
205
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