15  *
  16  * You should have received a copy of the GNU General Public License version
  17  * 2 along with this work; if not, write to the Free Software Foundation,
  18  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  19  *
  20  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  21  * or visit www.oracle.com if you need additional information or have any
  22  * questions.
  23  *
  24  */
  25 
  26 #ifndef OS_CPU_AIX_PPC_VM_THREAD_AIX_PPC_HPP
  27 #define OS_CPU_AIX_PPC_VM_THREAD_AIX_PPC_HPP
  28 
  29  private:
  30   void pd_initialize() {
  31     _anchor.clear();
  32   }
  33 
  34   // The `last' frame is the youngest Java frame on the thread's stack.
  35   frame pd_last_frame() {
  36     assert(has_last_Java_frame(), "must have last_Java_sp() when suspended");
  37 
  38     intptr_t* sp = last_Java_sp();
  39     address pc = _anchor.last_Java_pc();
  40 
  41     // Last_Java_pc ist not set, if we come here from compiled code.
  42     if (pc == NULL)
  43       pc =  (address) *(sp + 2);
  44 
  45     return frame(sp, pc);
  46   }
  47 
  48  public:
  49   void set_base_of_stack_pointer(intptr_t* base_sp) {}
  50   intptr_t* base_of_stack_pointer()   { return NULL; }
  51   void record_base_of_stack_pointer() {}
  52 
  53   // These routines are only used on cpu architectures that
  54   // have separate register stacks (Itanium).
  55   static bool register_stack_overflow() { return false; }
  56   static void enable_register_stack_guard() {}
  57   static void disable_register_stack_guard() {}
  58 
  59   bool pd_get_top_frame_for_signal_handler(frame* fr_addr, void* ucontext,
  60                                            bool isInJava);
  61 
  62 #endif // OS_CPU_AIX_PPC_VM_THREAD_AIX_PPC_HPP

  15  *
  16  * You should have received a copy of the GNU General Public License version
  17  * 2 along with this work; if not, write to the Free Software Foundation,
  18  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  19  *
  20  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  21  * or visit www.oracle.com if you need additional information or have any
  22  * questions.
  23  *
  24  */
  25 
  26 #ifndef OS_CPU_AIX_PPC_VM_THREAD_AIX_PPC_HPP
  27 #define OS_CPU_AIX_PPC_VM_THREAD_AIX_PPC_HPP
  28 
  29  private:
  30   void pd_initialize() {
  31     _anchor.clear();
  32   }
  33 
  34   // The `last' frame is the youngest Java frame on the thread's stack.
  35   frame pd_last_frame();











  36 
  37  public:
  38   void set_base_of_stack_pointer(intptr_t* base_sp) {}
  39   intptr_t* base_of_stack_pointer()   { return NULL; }
  40   void record_base_of_stack_pointer() {}
  41 
  42   // These routines are only used on cpu architectures that
  43   // have separate register stacks (Itanium).
  44   static bool register_stack_overflow() { return false; }
  45   static void enable_register_stack_guard() {}
  46   static void disable_register_stack_guard() {}
  47 
  48   bool pd_get_top_frame_for_signal_handler(frame* fr_addr, void* ucontext,
  49                                            bool isInJava);
  50 
  51 #endif // OS_CPU_AIX_PPC_VM_THREAD_AIX_PPC_HPP