gdb-3.3

1 files changed, 35 insertions, 21 deletions

diff --git a/gdb/m-i386.h b/gdb/m-i386.h
index f7d9cd2..68df868 100644
--- a/gdb/m-i386.h
+++ b/gdb/m-i386.h
@@ -1,27 +1,32 @@
+/* Macro defintions for i386.
+   Copyright (C) 1986, 1987, 1989 Free Software Foundation, Inc.
+
+This file is part of GDB.
+
+GDB is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 1, or (at your option)
+any later version.
+
+GDB is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with GDB; see the file COPYING.  If not, write to
+the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
+
+/* Define the bit, byte, and word ordering of the machine.  */
+/* #define BITS_BIG_ENDIAN  */
+/* #define BYTES_BIG_ENDIAN */
+/* #define WORDS_BIG_ENDIAN */
+
 /*
  * Changes for 80386 by Pace Willisson (pace@prep.ai.mit.edu)
  * July 1988
  */
 
-/*
-   Copyright (C) 1986, 1987 Free Software Foundation, Inc.
-
-GDB is distributed in the hope that it will be useful, but WITHOUT ANY
-WARRANTY.  No author or distributor accepts responsibility to anyone
-for the consequences of using it or for whether it serves any
-particular purpose or works at all, unless he says so in writing.
-Refer to the GDB General Public License for full details.
-
-Everyone is granted permission to copy, modify and redistribute GDB,
-but only under the conditions described in the GDB General Public
-License.  A copy of this license is supposed to have been given to you
-along with GDB so you can know your rights and responsibilities.  It
-should be in a file named COPYING.  Among other things, the copyright
-notice and this notice must be preserved on all copies.
-
-In other words, go ahead and share GDB, but don't try to stop
-anyone else from sharing it farther.  Help stamp out software hoarding!
-*/
 
 #ifndef i386
 #define i386
@@ -255,15 +260,24 @@ anyone else from sharing it farther.  Help stamp out software hoarding!
    it means the given frame is the outermost one and has no caller.
    In that case, FRAME_CHAIN_COMBINE is not used.  */
 
-#define FRAME_CHAIN(thisframe) (read_memory_integer ((thisframe)->frame, 4))
+#define FRAME_CHAIN(thisframe) \
+  (outside_startup_file ((thisframe)->pc) ? \
+   read_memory_integer ((thisframe)->frame, 4) :\
+   0)
 
 #define FRAME_CHAIN_VALID(chain, thisframe) \
-  (chain != 0 && (FRAME_SAVED_PC (thisframe) >= first_object_file_end))
+  (chain != 0 && (outside_startup_file (FRAME_SAVED_PC (thisframe))))
 
 #define FRAME_CHAIN_COMBINE(chain, thisframe) (chain)
 
 /* Define other aspects of the stack frame.  */
 
+/* A macro that tells us whether the function invocation represented
+   by FI does not have a frame on the stack associated with it.  If it
+   does not, FRAMELESS is set to 1, else 0.  */
+#define FRAMELESS_FUNCTION_INVOCATION(FI, FRAMELESS) \
+  FRAMELESS_LOOK_FOR_PROLOGUE(FI, FRAMELESS)
+
 #define FRAME_SAVED_PC(FRAME) (read_memory_integer ((FRAME)->frame + 4, 4))
 
 #define FRAME_ARGS_ADDRESS(fi) ((fi)->frame)