From 8eac0979a0c0fe7aa6b378f8fc5701fc07cf59b2 Mon Sep 17 00:00:00 2001
From: Steve Chamberlain <sac@cygnus>
Date: Sat, 24 Dec 1994 01:09:37 +0000
Subject: [PATCH] New files.

---
 gdb/config/m68k/.Sanitize |  1 +
 gdb/config/m68k/tm-est.h  | 74 +++++++++++++++++++++++++++++++++++++++
 2 files changed, 75 insertions(+)
 create mode 100644 gdb/config/m68k/tm-est.h

diff --git a/gdb/config/m68k/.Sanitize b/gdb/config/m68k/.Sanitize
index 4341d19d4c0..ec0366b13ca 100644
--- a/gdb/config/m68k/.Sanitize
+++ b/gdb/config/m68k/.Sanitize
@@ -89,6 +89,7 @@ tm-3b1.h
 tm-apollo68b.h
 tm-cisco.h
 tm-delta68.h
+tm-est.h
 tm-m68k.h
 tm-m68klynx.h
 tm-altos.h
diff --git a/gdb/config/m68k/tm-est.h b/gdb/config/m68k/tm-est.h
new file mode 100644
index 00000000000..3b563542c01
--- /dev/null
+++ b/gdb/config/m68k/tm-est.h
@@ -0,0 +1,74 @@
+/* Target machine description for EST-300, for GDB, the GNU debugger.
+   Copyright 1994 Free Software Foundation, Inc.
+   Contributed by Steve Chamberlain @ Cygnus Support.
+
+This file is part of GDB.
+
+This program 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 2 of the License, or
+(at your option) any later version.
+
+This program 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 this program; if not, write to the Free Software
+Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.  */
+
+
+#define	DEFAULT_PROMPT		"(estgdb) "
+
+/* GCC is probably the only compiler used on this configuration.  So
+   get this right even if the code which detects gcc2_compiled. is
+   still broken.  */
+
+#define BELIEVE_PCC_PROMOTION 1
+
+/* We have more complex, useful breakpoints on the target.  */
+#define	DECR_PC_AFTER_BREAK	0
+
+#include "m68k/tm-m68k.h"
+
+/* We are guaranteed to have a zero frame pointer at bottom of stack, too. */
+#undef	FRAME_CHAIN
+#undef	FRAME_CHAIN_VALID
+
+/* Takes the current frame-struct pointer and returns the chain-pointer
+   to get to the calling frame.
+
+   If our current frame pointer is zero, we're at the top; else read out
+   the saved FP from memory pointed to by the current FP.  */
+
+#define FRAME_CHAIN(thisframe) ((thisframe)->frame? read_memory_integer ((thisframe)->frame, 4): 0)
+
+/* If the chain pointer is zero (either because the saved value fetched
+   by FRAME_CHAIN was zero, or because the current FP was zero so FRAME_CHAIN
+   never fetched anything), we are at the top of the stack.  */
+
+#define FRAME_CHAIN_VALID(chain, thisframe) (chain != 0)
+
+/* FIXME, Longjmp information stolen from Sun-3 config.  Dunno if right.  */
+/* Offsets (in target ints) into jmp_buf.  Not defined by Sun, but at least
+   documented in a comment in <machine/setjmp.h>! */
+
+#define JB_ELEMENT_SIZE 4
+
+#define JB_ONSSTACK 0
+#define JB_SIGMASK 1
+#define JB_SP 2
+#define JB_PC 3
+#define JB_PSL 4
+#define JB_D2 5
+#define JB_D3 6
+#define JB_D4 7
+#define JB_D5 8
+#define JB_D6 9
+#define JB_D7 10
+#define JB_A2 11
+#define JB_A3 12
+#define JB_A4 13
+#define JB_A5 14
+#define JB_A6 15
-- 
2.30.2