* NEWS: Note new MIPS NetBSD native configuration.

* configure.host (mips*-*-netbsd*): New host. * configure.tgt (mips*-*-netbsd*): New target. * mipsnbsd-nat.c: New file. * mipsnbsd-tdep.c: New file. * mipsnbsd-tdep.h: New file. * config/mips/nbsd.mh: New file. * config/mips/nbsd.mt: New file. * config/mips/nm-nbsd.h: New file. * config/mips/tm-nbsd.h: New file.
2002-05-21 15:58:41 +00:00
parent 70f80edf7c
commit 458882614b
11 changed files with 600 additions and 0 deletions
--- a/gdb/mipsnbsd-nat.c
+++ b/gdb/mipsnbsd-nat.c
@@ -0,0 +1,101 @@
+/* Native-dependent code for MIPS systems running NetBSD.
+   Copyright 2000, 2001, 2002 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"
+#include "inferior.h"
+#include "regcache.h"
+
+#include "mipsnbsd-tdep.h"
+
+#include <sys/types.h>
+#include <sys/ptrace.h>
+#include <machine/reg.h>
+
+/* Determine if PT_GETREGS fetches this register.  */
+static int
+getregs_supplies (int regno)
+{
+  return ((regno) >= ZERO_REGNUM && (regno) <= PC_REGNUM);
+}
+
+void
+fetch_inferior_registers (int regno)
+{
+  if (regno == -1 || getregs_supplies (regno))
+    {
+      struct reg regs;
+
+      if (ptrace (PT_GETREGS, PIDGET (inferior_ptid),
+		  (PTRACE_ARG3_TYPE) &regs, 0) == -1)
+	perror_with_name ("Couldn't get registers");
+      
+      mipsnbsd_supply_reg ((char *) &regs, regno);
+      if (regno != -1)
+	return;
+    }
+
+  if (regno == -1 || regno >= FP0_REGNUM)
+    {
+      struct fpreg fpregs;
+
+      if (ptrace (PT_GETFPREGS, PIDGET (inferior_ptid),
+		  (PTRACE_ARG3_TYPE) &fpregs, 0) == -1)
+	perror_with_name ("Couldn't get floating point status");
+
+      mipsnbsd_supply_fpreg ((char *) &fpregs, regno);
+    }
+}
+
+void
+store_inferior_registers (int regno)
+{
+  if (regno == -1 || getregs_supplies (regno))
+    {
+      struct reg regs;
+
+      if (ptrace (PT_GETREGS, PIDGET (inferior_ptid),
+		  (PTRACE_ARG3_TYPE) &regs, 0) == -1)
+	perror_with_name ("Couldn't get registers");
+
+      mipsnbsd_fill_reg ((char *) &regs, regno);
+
+      if (ptrace (PT_SETREGS, PIDGET (inferior_ptid), 
+		  (PTRACE_ARG3_TYPE) &regs, 0) == -1)
+	perror_with_name ("Couldn't write registers");
+
+      if (regno != -1)
+	return;
+    }
+
+  if (regno == -1 || regno >= FP0_REGNUM)
+    {
+      struct fpreg fpregs; 
+
+      if (ptrace (PT_GETFPREGS, PIDGET (inferior_ptid),
+		  (PTRACE_ARG3_TYPE) &fpregs, 0) == -1)
+	perror_with_name ("Couldn't get floating point status");
+
+      mipsnbsd_fill_fpreg ((char *) &fpregs, regno);
+
+      if (ptrace (PT_SETFPREGS, PIDGET (inferior_ptid),
+		  (PTRACE_ARG3_TYPE) &fpregs, 0) == -1)
+	perror_with_name ("Couldn't write floating point status");
+    }
+}