diff options
Diffstat (limited to 'gdb/alpha-tdep.c')
| -rw-r--r-- | gdb/alpha-tdep.c | 19 |
1 files changed, 18 insertions, 1 deletions
diff --git a/gdb/alpha-tdep.c b/gdb/alpha-tdep.c index 6145e91..6f52097 100644 --- a/gdb/alpha-tdep.c +++ b/gdb/alpha-tdep.c @@ -344,6 +344,17 @@ alpha_register_virtual_size (int regno) } +static CORE_ADDR +alpha_sigcontext_addr (struct frame_info *fi) +{ + struct gdbarch_tdep *tdep = gdbarch_tdep (current_gdbarch); + + if (tdep->sigcontext_addr) + return (tdep->sigcontext_addr (fi)); + + return (0); +} + /* Guaranteed to set frame->saved_regs to some values (it never leaves it NULL). */ @@ -372,7 +383,12 @@ alpha_find_saved_regs (struct frame_info *frame) { CORE_ADDR sigcontext_addr; - sigcontext_addr = SIGCONTEXT_ADDR (frame); + sigcontext_addr = alpha_sigcontext_addr (frame); + if (sigcontext_addr == 0) + { + /* Don't know where the sigcontext is; just bail. */ + return; + } for (ireg = 0; ireg < 32; ireg++) { reg_position = sigcontext_addr + SIGFRAME_REGSAVE_OFF + ireg * 8; @@ -1997,6 +2013,7 @@ alpha_gdbarch_init (struct gdbarch_info info, struct gdbarch_list *arches) tdep->dynamic_sigtramp_offset = NULL; tdep->skip_sigtramp_frame = NULL; + tdep->sigcontext_addr = NULL; tdep->jb_pc = -1; /* longjmp support not enabled by default */ |