2012-02-21 Pedro Alves <palves@redhat.com>

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

diff --git a/gdb/alphanbsd-tdep.c b/gdb/alphanbsd-tdep.c
index 013d8ed71fd1bf598dcf87ebc1478f38c5cc4706..bc1738595a671aebb5ac6405b636c58ed676013c 100644 (file)
--- a/gdb/alphanbsd-tdep.c
+++ b/gdb/alphanbsd-tdep.c
@@ -1,6 +1,6 @@
 /* Target-dependent code for NetBSD/alpha.
 
-   Copyright (C) 2002, 2003, 2004, 2006, 2007 Free Software Foundation, Inc.
+   Copyright (C) 2002-2004, 2006-2012 Free Software Foundation, Inc.
 
    Contributed by Wasabi Systems, Inc.
 
@@ -34,6 +34,7 @@
 #include "alphabsd-tdep.h"
 #include "nbsd-tdep.h"
 #include "solib-svr4.h"
+#include "target.h"
 
 /* Core file support.  */
 
@@ -209,13 +210,13 @@ static const unsigned char sigtramp_retcode[] =
 #define RETCODE_SIZE           (RETCODE_NWORDS * 4)
 
 static LONGEST
-alphanbsd_sigtramp_offset (CORE_ADDR pc)
+alphanbsd_sigtramp_offset (struct gdbarch *gdbarch, CORE_ADDR pc)
 {
   unsigned char ret[RETCODE_SIZE], w[4];
   LONGEST off;
   int i;
 
-  if (read_memory_nobpt (pc, (char *) w, 4) != 0)
+  if (target_read_memory (pc, (char *) w, 4) != 0)
     return -1;
 
   for (i = 0; i < RETCODE_NWORDS; i++)
@@ -229,7 +230,7 @@ alphanbsd_sigtramp_offset (CORE_ADDR pc)
   off = i * 4;
   pc -= off;
 
-  if (read_memory_nobpt (pc, (char *) ret, sizeof (ret)) != 0)
+  if (target_read_memory (pc, (char *) ret, sizeof (ret)) != 0)
     return -1;
 
   if (memcmp (ret, sigtramp_retcode, RETCODE_SIZE) == 0)
@@ -239,10 +240,11 @@ alphanbsd_sigtramp_offset (CORE_ADDR pc)
 }
 
 static int
-alphanbsd_pc_in_sigtramp (CORE_ADDR pc, char *func_name)
+alphanbsd_pc_in_sigtramp (struct gdbarch *gdbarch,
+                         CORE_ADDR pc, const char *func_name)
 {
   return (nbsd_pc_in_sigtramp (pc, func_name)
-         || alphanbsd_sigtramp_offset (pc) >= 0);
+         || alphanbsd_sigtramp_offset (gdbarch, pc) >= 0);
 }
 
 static CORE_ADDR
@@ -251,7 +253,9 @@ 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 get_frame_base (frame);
+  if (!get_next_frame (frame))
+    return 0;
+  return get_frame_base (get_next_frame (frame));
 }
 \f