Module Name:    src
Committed By:   aymeric
Date:           Tue Dec  2 10:34:27 UTC 2014

Modified Files:
        src/external/gpl3/gdb/dist/gdb: amd64nbsd-tdep.c

Log Message:
. do not abort() if we read a zero cs or rip, or if we can't read them
. end the backtrace when encountering a soft interrupt, since they live in
  their own lwp


To generate a diff of this commit:
cvs rdiff -u -r1.10 -r1.11 src/external/gpl3/gdb/dist/gdb/amd64nbsd-tdep.c

Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.

Modified files:

Index: src/external/gpl3/gdb/dist/gdb/amd64nbsd-tdep.c
diff -u src/external/gpl3/gdb/dist/gdb/amd64nbsd-tdep.c:1.10 src/external/gpl3/gdb/dist/gdb/amd64nbsd-tdep.c:1.11
--- src/external/gpl3/gdb/dist/gdb/amd64nbsd-tdep.c:1.10	Sun Jun 22 23:52:57 2014
+++ src/external/gpl3/gdb/dist/gdb/amd64nbsd-tdep.c	Tue Dec  2 10:34:27 2014
@@ -164,8 +164,6 @@ amd64nbsd_trapframe_cache(struct frame_i
     + amd64nbsd_tf_reg_offset[AMD64_CS_REGNUM], 8, byte_order);
   rip = read_memory_unsigned_integer (addr
     + amd64nbsd_tf_reg_offset[AMD64_RIP_REGNUM], 8, byte_order);
-  if (cs == 0 || rip == 0)
-     abort();
 
   /* The trap frame layout was changed lf the %rip value is less than 2^16 it
    * is almost certainly the %ss of the old format. */
@@ -187,9 +185,10 @@ amd64nbsd_trapframe_cache(struct frame_i
         }
     }
 
-  if ((cs & I386_SEL_RPL) == I386_SEL_UPL)
+  if ((cs & I386_SEL_RPL) == I386_SEL_UPL ||
+	(name && strncmp(name, "Xsoft", 5) == 0))
     {
-      /* Trap from user space; terminate backtrace.  */
+      /* Trap from user space or soft interrupt; terminate backtrace.  */
       trad_frame_set_id (cache, outer_frame_id);
     }
   else

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