* sparc64nbsd-tdep.c (sparc64nbsd_sigcontext_saved_regs): Handle

StackGhost.

diff --git a/gdb/ChangeLog b/gdb/ChangeLog
index 88abf013cf792bfac228a1cf861a607c37dca461..077796a8849cb6dc6bdf7f2bb032e00a4613df09 100644 (file)
--- a/gdb/ChangeLog
+++ b/gdb/ChangeLog
@@ -1,5 +1,8 @@
 2005-03-28  Mark Kettenis  <kettenis@gnu.org>
 
+       * sparc64nbsd-tdep.c (sparc64nbsd_sigcontext_saved_regs): Handle
+       StackGhost.
+
        * sparc-tdep.c (sparc_supply_rwindow, sparc_collect_rwindow):
        Handle StackGhost in 64-bit code.
        * sparc64-tdep.c (sparc64_frame_prev_register): Handle StackGhost.

diff --git a/gdb/sparc64nbsd-tdep.c b/gdb/sparc64nbsd-tdep.c
index 7d4b19337677d4bba521299baf13dec7e4b2d6a0..29b1379e10d8396680cc00c37bbe2418ccf0dced 100644 (file)
--- a/gdb/sparc64nbsd-tdep.c
+++ b/gdb/sparc64nbsd-tdep.c
@@ -133,6 +133,20 @@ sparc64nbsd_sigcontext_saved_regs (CORE_ADDR sigcontext_addr,
        regnum <= SPARC_I7_REGNUM; regnum++, addr += 8)
     saved_regs[regnum].addr = addr;
 
+  /* Handle StackGhost.  */
+  {
+    ULONGEST wcookie = sparc_fetch_wcookie ();
+
+    if (wcookie != 0)
+      {
+       ULONGEST i7;
+
+       addr = saved_regs[SPARC_I7_REGNUM].addr;
+       i7 = get_frame_memory_unsigned (next_frame, addr, 8);
+       trad_frame_set_value (saved_regs, SPARC_I7_REGNUM, i7 ^ wcookie);
+      }
+  }
+
   /* TODO: Handle the floating-point registers.  */
 
   return saved_regs;