vm/os-macosx-ppc.h

   1 typedef struct _F_STACK_FRAME {
   2         struct _F_STACK_FRAME *previous;
   3         CELL padding1;
   4         CELL return_address;
   5         CELL padding2;
   6 } F_STACK_FRAME;
   7
   8 #define SIGSEGV_EXC_STATE_TYPE ppc_exception_state_t
   9 #define SIGSEGV_EXC_STATE_FLAVOR PPC_EXCEPTION_STATE
  10 #define SIGSEGV_EXC_STATE_COUNT PPC_EXCEPTION_STATE_COUNT
  11 #define SIGSEGV_EXC_STATE_FAULT(exc_state) (exc_state).dar
  12 #define SIGSEGV_THREAD_STATE_TYPE ppc_thread_state_t
  13 #define SIGSEGV_THREAD_STATE_FLAVOR PPC_THREAD_STATE
  14 #define SIGSEGV_THREAD_STATE_COUNT PPC_THREAD_STATE_COUNT
  15 #define SIGSEGV_STACK_POINTER(thr_state) (thr_state).r1
  16 #define SIGSEGV_THREAD_STATE_ARG(thr_state) (thr_state).r3
  17 #define SIGSEGV_PROGRAM_COUNTER(thr_state) (thr_state).srr0
  18
  19 INLINE unsigned long fix_stack_ptr(unsigned long sp)
  20 {
  21           return sp;
  22 }
  23
  24 INLINE void pass_arg0(SIGSEGV_THREAD_STATE_TYPE *thr_state, CELL arg)
  25 {
  26         SIGSEGV_THREAD_STATE_ARG(*thr_state) = arg;
  27 }