From: Mark Kettenis <kettenis@gnu.org>
Date: Mon, 28 Mar 2005 15:29:37 +0000 (+0000)
Subject: * sparc64nbsd-tdep.c (sparc64nbsd_sigcontext_saved_regs): Handle
X-Git-Url: http://git.efficios.com/?a=commitdiff_plain;h=8391b9b130f1cf0358166dd4b5ee1f037abc7c0f;hp=832bc18607ac03bf3e1cdc1fe160c28ba9461850;p=deliverable%2Fbinutils-gdb.git

* sparc64nbsd-tdep.c (sparc64nbsd_sigcontext_saved_regs): Handle
StackGhost.
---

diff --git a/gdb/ChangeLog b/gdb/ChangeLog
index 88abf013cf..077796a884 100644
--- 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 7d4b193376..29b1379e10 100644
--- 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;