diff options
Diffstat (limited to 'gdb/rs6000-tdep.c')
| -rw-r--r-- | gdb/rs6000-tdep.c | 15 |
1 files changed, 12 insertions, 3 deletions
diff --git a/gdb/rs6000-tdep.c b/gdb/rs6000-tdep.c index 86c07f4..f1649d0 100644 --- a/gdb/rs6000-tdep.c +++ b/gdb/rs6000-tdep.c @@ -1319,7 +1319,8 @@ rs6000_frame_saved_pc (struct frame_info *fi) { CORE_ADDR func_start; struct rs6000_framedata fdata; - int wordsize = TDEP->wordsize; + struct gdbarch_tdep *tdep = TDEP; + int wordsize = tdep->wordsize; if (fi->signal_handler_caller) return read_memory_addr (fi->frame + SIG_FRAME_PC_OFFSET, wordsize); @@ -1342,7 +1343,7 @@ rs6000_frame_saved_pc (struct frame_info *fi) return read_memory_addr (fi->next->frame + SIG_FRAME_LR_OFFSET, wordsize); else - return read_memory_addr (FRAME_CHAIN (fi) + DEFAULT_LR_SAVE, + return read_memory_addr (FRAME_CHAIN (fi) + tdep->lr_frame_offset, wordsize); } @@ -2585,7 +2586,15 @@ rs6000_gdbarch_init (struct gdbarch_info info, struct gdbarch_list *arches) break; } - /* Calculate byte offsets in raw register array. */ + /* Set lr_frame_offset. */ + if (wordsize == 8) + tdep->lr_frame_offset = 16; + else if (sysv_abi) + tdep->lr_frame_offset = 4; + else + tdep->lr_frame_offset = 8; + + /* Calculate byte offsets in raw register array. */ tdep->regoff = xmalloc (v->nregs * sizeof (int)); for (i = off = 0; i < v->nregs; i++) { |