* i386-linux-nat.c (suppy_gregset): Don't supply

I386_LINUX_ORIG_EAX_REGNUM if there isn't room for it in GDB's
register cache.
(fill_gregset): Don't fetch it under the same circumstances.

diff --git a/gdb/ChangeLog b/gdb/ChangeLog
index ecc6213..6bf38d8 100644 (file)
--- a/gdb/ChangeLog
+++ b/gdb/ChangeLog
@@ -1,3 +1,10 @@
+2002-06-09  Mark Kettenis  <kettenis@gnu.org>
+
+       * i386-linux-nat.c (suppy_gregset): Don't supply
+       I386_LINUX_ORIG_EAX_REGNUM if there isn't room for it in GDB's
+       register cache.
+       (fill_gregset): Don't fetch it under the same circumstances.
+
 2002-06-09  Andrew Cagney  <cagney@redhat.com>
 
        * Makefile.in (callback_h): Define.

diff --git a/gdb/i386-linux-nat.c b/gdb/i386-linux-nat.c
index e20e894..222c614 100644 (file)
--- a/gdb/i386-linux-nat.c
+++ b/gdb/i386-linux-nat.c
@@ -311,7 +311,8 @@ supply_gregset (elf_gregset_t *gregsetp)
   for (i = 0; i < NUM_GREGS; i++)
     supply_register (i, (char *) (regp + regmap[i]));
 
-  supply_register (I386_LINUX_ORIG_EAX_REGNUM, (char *) (regp + ORIG_EAX));
+  if (I386_LINUX_ORIG_EAX_REGNUM < NUM_REGS)
+    supply_register (I386_LINUX_ORIG_EAX_REGNUM, (char *) (regp + ORIG_EAX));
 }
 
 /* Fill register REGNO (if it is a general-purpose register) in
@@ -328,7 +329,8 @@ fill_gregset (elf_gregset_t *gregsetp, int regno)
     if ((regno == -1 || regno == i))
       regcache_collect (i, regp + regmap[i]);
 
-  if (regno == -1 || regno == I386_LINUX_ORIG_EAX_REGNUM)
+  if ((regno == -1 || regno == I386_LINUX_ORIG_EAX_REGNUM)
+      && I386_LINUX_ORIG_EAX_REGNUM < NUM_REGS)
     regcache_collect (I386_LINUX_ORIG_EAX_REGNUM, regp + ORIG_EAX);
 }