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authorMark Kettenis <kettenis@cvs.openbsd.org>2004-05-24 22:21:22 +0000
committerMark Kettenis <kettenis@cvs.openbsd.org>2004-05-24 22:21:22 +0000
commitc4a80ea5ba7d5b6e816103e3260a78de2a5087b2 (patch)
tree22056228f652d30b9a487ae8874493e6719d5658
parent9f645c2cd11b442919a25dbcfa24475fa66cd15a (diff)
GDB 6.3 (excluding .info files)
-rw-r--r--gnu/usr.bin/binutils/gdb/m88k-tdep.h49
-rw-r--r--gnu/usr.bin/binutils/gdb/m88kbsd-nat.c94
2 files changed, 143 insertions, 0 deletions
diff --git a/gnu/usr.bin/binutils/gdb/m88k-tdep.h b/gnu/usr.bin/binutils/gdb/m88k-tdep.h
new file mode 100644
index 00000000000..1389bfc6e48
--- /dev/null
+++ b/gnu/usr.bin/binutils/gdb/m88k-tdep.h
@@ -0,0 +1,49 @@
+/* Target-dependent code for the Motorola 88000 series.
+
+ 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. */
+
+#ifndef M88K_TDEP_H
+#define M88K_TDEP_H
+
+/* Register numbers of various important registers. */
+
+enum m88k_regnum
+{
+ M88K_R0_REGNUM,
+ M88K_R1_REGNUM, /* Return address (hardware). */
+ M88K_R2_REGNUM,
+ M88K_R3_REGNUM,
+ M88K_R12_REGNUM = 12,
+ M88K_R30_REGNUM = 30, /* Frame pointer. */
+ M88K_R31_REGNUM, /* Stack pointer. */
+ M88K_EPSR_REGNUM,
+ M88K_FPSR_REGNUM,
+ M88K_FPCR_REGNUM,
+ M88K_SXIP_REGNUM,
+ M88K_SNIP_REGNUM,
+ M88K_SFIP_REGNUM,
+ M88K_NUM_REGS /* Number of machine registers. */
+
+};
+
+/* Instruction size. */
+#define M88K_INSN_SIZE 4
+
+#endif /* m88k-tdep.h */
diff --git a/gnu/usr.bin/binutils/gdb/m88kbsd-nat.c b/gnu/usr.bin/binutils/gdb/m88kbsd-nat.c
new file mode 100644
index 00000000000..02ecbdf04f0
--- /dev/null
+++ b/gnu/usr.bin/binutils/gdb/m88kbsd-nat.c
@@ -0,0 +1,94 @@
+/* Native-dependent code for Motorola 88000 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 "m88k-tdep.h"
+
+/* Supply the general-purpose registers stored in GREGS to REGCACHE. */
+
+static void
+m88kbsd_supply_gregset (struct regcache *regcache, const void *gregs)
+{
+ const char *regs = gregs;
+ int regnum;
+
+ for (regnum = 0; regnum < M88K_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
+m88kbsd_collect_gregset (const struct regcache *regcache,
+ void *gregs, int regnum)
+{
+ char *regs = gregs;
+ int i;
+
+ for (i = 0; i < M88K_NUM_REGS; i++)
+ {
+ if (regnum == -1 || regnum == i)
+ regcache_raw_collect (regcache, i, 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");
+
+ m88kbsd_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");
+
+ m88kbsd_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");
+}