161 // we need to know that value. However in order to compute the address
162 // of the return address we need the real "raw" sp. Since sparc already
163 // uses sp() to mean "raw" sp and unextended_sp() to mean the caller's
164 // original sp we use that convention.
165
166 intptr_t* _unextended_sp;
167 void adjust_unextended_sp();
168
169 intptr_t* ptr_at_addr(int offset) const {
170 return (intptr_t*) addr_at(offset);
171 }
172
173 #ifdef ASSERT
174 // Used in frame::sender_for_{interpreter,compiled}_frame
175 static void verify_deopt_original_pc(nmethod* nm, intptr_t* unextended_sp);
176 #endif
177
178 public:
179 // Constructors
180
181 frame(intptr_t* sp, intptr_t* fp, address pc);
182
183 frame(intptr_t* sp, intptr_t* unextended_sp, intptr_t* fp, address pc);
184
185 frame(intptr_t* sp, intptr_t* fp);
186
187 void init(intptr_t* sp, intptr_t* fp, address pc);
188
189 // accessors for the instance variables
190 // Note: not necessarily the real 'frame pointer' (see real_fp)
191 intptr_t* fp() const { return _fp; }
192
193 inline address* sender_pc_addr() const;
194
195 // return address of param, zero origin index.
196 inline address* native_param_addr(int idx) const;
197
198 // expression stack tos if we are nested in a java call
199 intptr_t* interpreter_frame_last_sp() const;
200
201 // helper to update a map with callee-saved RBP
202 static void update_map_with_saved_link(RegisterMap* map, intptr_t** link_addr);
203
204 #ifndef CC_INTERP
205 // deoptimization support
206 void interpreter_frame_set_last_sp(intptr_t* sp);
207 #endif // CC_INTERP
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161 // we need to know that value. However in order to compute the address
162 // of the return address we need the real "raw" sp. Since sparc already
163 // uses sp() to mean "raw" sp and unextended_sp() to mean the caller's
164 // original sp we use that convention.
165
166 intptr_t* _unextended_sp;
167 void adjust_unextended_sp();
168
169 intptr_t* ptr_at_addr(int offset) const {
170 return (intptr_t*) addr_at(offset);
171 }
172
173 #ifdef ASSERT
174 // Used in frame::sender_for_{interpreter,compiled}_frame
175 static void verify_deopt_original_pc(nmethod* nm, intptr_t* unextended_sp);
176 #endif
177
178 public:
179 // Constructors
180
181 frame(Thread* thread, intptr_t* sp, intptr_t* fp, address pc);
182
183 frame(Thread* thread, intptr_t* sp, intptr_t* unextended_sp, intptr_t* fp, address pc);
184
185 frame(Thread* thread, intptr_t* sp, intptr_t* fp);
186
187 void init(Thread* thread, intptr_t* sp, intptr_t* fp, address pc);
188
189 // accessors for the instance variables
190 // Note: not necessarily the real 'frame pointer' (see real_fp)
191 intptr_t* fp() const { return _fp; }
192
193 inline address* sender_pc_addr() const;
194
195 // return address of param, zero origin index.
196 inline address* native_param_addr(int idx) const;
197
198 // expression stack tos if we are nested in a java call
199 intptr_t* interpreter_frame_last_sp() const;
200
201 // helper to update a map with callee-saved RBP
202 static void update_map_with_saved_link(RegisterMap* map, intptr_t** link_addr);
203
204 #ifndef CC_INTERP
205 // deoptimization support
206 void interpreter_frame_set_last_sp(intptr_t* sp);
207 #endif // CC_INTERP
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