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authorDaniel Jacobowitz <drow@false.org>2001-07-10 20:41:54 +0000
committerDaniel Jacobowitz <drow@false.org>2001-07-10 20:41:54 +0000
commit2aa830e4a6c1e6f378b87ed37a5a239325a59982 (patch)
tree94e558716793b22c1353cbf5883157f7fb71cbe3 /gdb/mips-linux-nat.c
parent15dcfbc30f219563b3e24c443ee6a8332ea40b0d (diff)
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MIPS/Linux support
Diffstat (limited to 'gdb/mips-linux-nat.c')
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diff --git a/gdb/mips-linux-nat.c b/gdb/mips-linux-nat.c
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+/* Native-dependent code for Linux/MIPS.
+ Copyright 2001 Free Software Foundation, Inc.
+
+ 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., 59 Temple Place - Suite 330,
+ Boston, MA 02111-1307, USA. */
+
+#include "defs.h"
+
+/* Pseudo registers can not be read. ptrace does not provide a way to
+ read (or set) PS_REGNUM, and there's no point in reading or setting
+ ZERO_REGNUM. We also can not set BADVADDR, CAUSE, or FCRIR via
+ ptrace(). */
+
+int
+mips_linux_cannot_fetch_register (int regno)
+{
+ if (regno >= FP_REGNUM)
+ return 1;
+ else if (regno == PS_REGNUM)
+ return 1;
+ else if (regno == ZERO_REGNUM)
+ return 1;
+ else
+ return 0;
+}
+
+int
+mips_linux_cannot_store_register (int regno)
+{
+ if (regno >= FP_REGNUM)
+ return 1;
+ else if (regno == PS_REGNUM)
+ return 1;
+ else if (regno == ZERO_REGNUM)
+ return 1;
+ else if (regno == BADVADDR_REGNUM)
+ return 1;
+ else if (regno == CAUSE_REGNUM)
+ return 1;
+ else if (regno == FCRIR_REGNUM)
+ return 1;
+ else
+ return 0;
+}