gdb/gdb/rs6000-tdep.c

391    in struct rs6000_framedata fdata:
475 skip_prologue (CORE_ADDR pc, CORE_ADDR lim_pc, struct rs6000_framedata *fdata)
513   memset (fdata, 0, sizeof (struct rs6000_framedata));
514   fdata->saved_gpr = -1;
515   fdata->saved_fpr = -1;
516   fdata->saved_vr = -1;
517   fdata->saved_ev = -1;
518   fdata->alloca_reg = -1;
519   fdata->frameless = 1;
520   fdata->nosavedpc = 1;
557 	  if (fdata->saved_fpr == -1 || fdata->saved_fpr > reg)
559 	      fdata->saved_fpr = reg;
560 	      fdata->fpr_offset = SIGNED_SHORT (op) + offset;
572 	  if (fdata->saved_gpr == -1 || fdata->saved_gpr > reg)
574 	      fdata->saved_gpr = reg;
577 	      fdata->gpr_offset = SIGNED_SHORT (op) + offset;
595 	  fdata->offset = (op & 0x0000ffff) << 16;
596 	  fdata->frameless = 0;
603 	  fdata->offset |= (op & 0x0000ffff);
604 	  fdata->frameless = 0;
616 	  fdata->lr_offset = offset;
617 	  fdata->nosavedpc = 0;
623 	      fdata->lr_offset += SIGNED_SHORT (op);
636 	  fdata->cr_offset = offset;
642 	      fdata->cr_offset += SIGNED_SHORT (op);
669 	  fdata->frameless = 0;
691 	  fdata->frameless = 0;
692 	  fdata->offset = SIGNED_SHORT (op);
693 	  offset = fdata->offset;
699 	  fdata->frameless = 0;
700 	  offset = fdata->offset;
705 	  fdata->frameless = 0;
706 	  fdata->offset = SIGNED_SHORT (op & ~3UL);
707 	  offset = fdata->offset;
713 	  fdata->frameless = 0;
714 	  offset = fdata->offset;
731                ((long) ((op >> 16) & 31) >= fdata->saved_gpr)) /* Rx: local var reg */
757 	  fdata->frameless = 0;
759 	  fdata->alloca_reg = (tdep->ppc_gp0_regnum + 31);
766 	  fdata->frameless = 0;
768 	  fdata->alloca_reg = (tdep->ppc_gp0_regnum
797 	      fdata->vrsave_offset = SIGNED_SHORT (op) + offset;
830 	      if (fdata->saved_vr == -1 || fdata->saved_vr > vr_reg)
832 		  fdata->saved_vr = vr_reg;
833 		  fdata->vr_offset = vr_saved_offset + offset;
858 	      if (fdata->saved_ev == -1 || fdata->saved_ev > ev_reg)
860 		  fdata->saved_ev = ev_reg;
861 		  fdata->ev_offset = ev_offset + offset;
878 	      if (fdata->saved_ev == -1 || fdata->saved_ev > ev_reg)
880                   fdata->saved_ev = ev_reg;
881                   fdata->ev_offset = vr_saved_offset + offset;
901 	  if (fdata->saved_ev == -1 || fdata->saved_ev > ev_reg)
903 	      fdata->saved_ev = ev_reg;
904 	      fdata->ev_offset = ev_offset + offset;
925 		  if (fdata->saved_ev == -1 || fdata->saved_ev > ev_reg)
927 		      fdata->saved_ev = ev_reg;
928 		      fdata->ev_offset = vr_saved_offset + offset;
945 	  if (fdata->frameless == 0
946 	      && (lr_reg == -1 || fdata->nosavedpc == 0))
999   fdata->offset = -fdata->offset;
1016   struct rs6000_framedata fdata;
1040   (void) skip_prologue (addr, get_frame_pc (frame), &fdata);
1043   if (fdata.frameless)
1047   if (fdata.lr_offset == 0)
1050     lr = read_memory_addr (prev_sp + fdata.lr_offset, wordsize);
1057   if (fdata.saved_gpr != -1)
1059       addr = prev_sp + fdata.gpr_offset;
1060       for (ii = fdata.saved_gpr; ii <= 31; ++ii)
1068   if (fdata.saved_fpr != -1)
1070       addr = prev_sp + fdata.fpr_offset;
1071       for (ii = fdata.saved_fpr; ii <= 31; ++ii)
1488   struct rs6000_framedata fdata;
1513   (void) skip_prologue (func_start, get_frame_pc (fi), &fdata);
1514   return fdata.frameless;
1523   struct rs6000_framedata fdata;
1544   (void) skip_prologue (func_start, get_frame_pc (fi), &fdata);
1546   if (fdata.lr_offset == 0 && get_next_frame (fi) != NULL)
1568   if (fdata.lr_offset == 0)
1571   return read_memory_addr (DEPRECATED_FRAME_CHAIN (fi) + fdata.lr_offset,
1705   struct rs6000_framedata fdata;
1716   (void) skip_prologue (get_frame_func (fi), get_frame_pc (fi), &fdata);
1722     frame_get_saved_regs (fi, &fdata);
1727   if (fdata.alloca_reg < 0)
1737     if (frame_register_read (fi, fdata.alloca_reg, tmpbuf))
1741 				      DEPRECATED_REGISTER_RAW_SIZE (fdata.alloca_reg));