2004-01-07 Michael Chastain <mec.gnu@mindspring.com>

[deliverable/binutils-gdb.git] / gdb / alphanbsd-tdep.c

diff --git a/gdb/alphanbsd-tdep.c b/gdb/alphanbsd-tdep.c
index e09b945bd9714cf377b50ecf456e92042aeca586..efb7ab9b47d27320694bcbf55b36b0061453d6bc 100644 (file)
--- a/gdb/alphanbsd-tdep.c
+++ b/gdb/alphanbsd-tdep.c
@@ -1,5 +1,5 @@
 /* Target-dependent code for NetBSD/Alpha.
-   Copyright 2002 Free Software Foundation, Inc.
+   Copyright 2002, 2003 Free Software Foundation, Inc.
    Contributed by Wasabi Systems, Inc.
 
    This file is part of GDB.
@@ -24,6 +24,7 @@
 #include "frame.h"
 #include "regcache.h"
 #include "value.h"
+#include "osabi.h"
 
 #include "solib-svr4.h"
 
@@ -69,7 +70,6 @@ fetch_core_registers (char *core_reg_sect, unsigned core_reg_size, int which,
   for (regno = 0; regno < ALPHA_ZERO_REGNUM; regno++)
     supply_register (regno, regs + (regmap[regno] * 8));
   supply_register (ALPHA_ZERO_REGNUM, NULL);
-  supply_register (FP_REGNUM, NULL);
   supply_register (PC_REGNUM, regs + (28 * 8));
 
   /* Floating point registers.  */
@@ -189,21 +189,7 @@ alphanbsd_sigcontext_addr (struct frame_info *frame)
   /* FIXME: This is not correct for all versions of NetBSD/alpha.
      We will probably need to disassemble the trampoline to figure
      out which trampoline frame type we have.  */
-  return frame->frame;
-}
-
-static CORE_ADDR
-alphanbsd_skip_sigtramp_frame (struct frame_info *frame, CORE_ADDR pc)
-{
-  char *name;
-
-  /* FIXME: This is not correct for all versions of NetBSD/alpha.
-     We will probably need to disassemble the trampoline to figure
-     out which trampoline frame type we have.  */
-  find_pc_partial_function (pc, &name, (CORE_ADDR *) NULL, (CORE_ADDR *) NULL);
-  if (PC_IN_SIGTRAMP (pc, name))
-    return frame->frame;
-  return 0;
+  return get_frame_base (frame);
 }
 
 static void
@@ -212,6 +198,12 @@ alphanbsd_init_abi (struct gdbarch_info info,
 {
   struct gdbarch_tdep *tdep = gdbarch_tdep (gdbarch);
 
+  /* Hook into the DWARF CFI frame unwinder.  */
+  alpha_dwarf2_init_abi (info, gdbarch);
+
+  /* Hook into the MDEBUG frame unwinder.  */
+  alpha_mdebug_init_abi (info, gdbarch);
+
   set_gdbarch_pc_in_sigtramp (gdbarch, alphanbsd_pc_in_sigtramp);
 
   /* NetBSD/alpha does not provide single step support via ptrace(2); we
@@ -221,7 +213,6 @@ alphanbsd_init_abi (struct gdbarch_info info,
   set_solib_svr4_fetch_link_map_offsets (gdbarch,
                                  nbsd_lp64_solib_svr4_fetch_link_map_offsets);
 
-  tdep->skip_sigtramp_frame = alphanbsd_skip_sigtramp_frame;
   tdep->dynamic_sigtramp_offset = alphanbsd_sigtramp_offset;
   tdep->sigcontext_addr = alphanbsd_sigcontext_addr;