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authorMark Kettenis <kettenis@gnu.org>2004-04-12 16:54:02 +0000
committerMark Kettenis <kettenis@gnu.org>2004-04-12 16:54:02 +0000
commit53284fc17d2c20504e54a8554168d514aae87fa2 (patch)
tree48f715ff827c5c943b39876e51dd9a4bb7a70cda /gdb
parent5e6b39ffbc68f0cd1a62a3d711833d6b8d6c535f (diff)
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* vaxbsd-nat.c: New file.
Diffstat (limited to 'gdb')
-rw-r--r--gdb/ChangeLog2
-rw-r--r--gdb/vaxbsd-nat.c94
2 files changed, 96 insertions, 0 deletions
diff --git a/gdb/ChangeLog b/gdb/ChangeLog
index 73c553c..d4ff9f4 100644
--- a/gdb/ChangeLog
+++ b/gdb/ChangeLog
@@ -1,5 +1,7 @@
2004-04-12 Mark Kettenis <kettenis@gnu.org>
+ * vaxbsd-nat.c: New file.
+
* vax-tdep.h: Update copyright year. Adjust comments.
(VAX_REGISTER_SIZE, VAX_REGISTER_BYTES, VAX_MAX_REGISTER_RAW_SIZE,
VAX_MAX_REGISTER_VIRTUAL_SIZE): Remove macros.
diff --git a/gdb/vaxbsd-nat.c b/gdb/vaxbsd-nat.c
new file mode 100644
index 0000000..d3516f6
--- /dev/null
+++ b/gdb/vaxbsd-nat.c
@@ -0,0 +1,94 @@
+/* Native-dependent code for VAX BSD's.
+
+ Copyright 2004 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 <sys/types.h>
+#include <sys/ptrace.h>
+#include <machine/reg.h>
+
+#include "vax-tdep.h"
+
+/* Supply the general-purpose registers stored in GREGS to REGCACHE. */
+
+static void
+vaxbsd_supply_gregset (struct regcache *regcache, const void *gregs)
+{
+ const char *regs = gregs;
+ int regnum;
+
+ for (regnum = 0; regnum < VAX_NUM_REGS; regnum++)
+ regcache_raw_supply (regcache, regnum, regs + regnum * 4);
+}
+
+/* Collect the general-purpose registers from REGCACHE and store them
+ in GREGS. */
+
+static void
+vaxbsd_collect_gregset (const struct regcache *regcache,
+ void *gregs, int regnum)
+{
+ char *regs = gregs;
+ int i;
+
+ for (i = 0; i <= VAX_NUM_REGS; i++)
+ {
+ if (regnum == -1 || regnum == i)
+ regcache_raw_collect (regcache, regnum, regs + i * 4);
+ }
+}
+
+
+/* Fetch register REGNUM from the inferior. If REGNUM is -1, do this
+ for all registers. */
+
+void
+fetch_inferior_registers (int regnum)
+{
+ struct reg regs;
+
+ if (ptrace (PT_GETREGS, PIDGET (inferior_ptid),
+ (PTRACE_ARG3_TYPE) &regs, 0) == -1)
+ perror_with_name ("Couldn't get registers");
+
+ vaxbsd_supply_gregset (current_regcache, &regs);
+}
+
+/* Store register REGNUM back into the inferior. If REGNUM is -1, do
+ this for all registers. */
+
+void
+store_inferior_registers (int regnum)
+{
+ struct reg regs;
+
+ if (ptrace (PT_GETREGS, PIDGET (inferior_ptid),
+ (PTRACE_ARG3_TYPE) &regs, 0) == -1)
+ perror_with_name ("Couldn't get registers");
+
+ vaxbsd_collect_gregset (current_regcache, &regs, regnum);
+
+ if (ptrace (PT_SETREGS, PIDGET (inferior_ptid),
+ (PTRACE_ARG3_TYPE) &regs, 0) == -1)
+ perror_with_name ("Couldn't write registers");
+}