aboutsummaryrefslogtreecommitdiff
path: root/gdb/d10v-tdep.c
diff options
context:
space:
mode:
authorMartin Hunt <hunt@redhat.com>1996-08-27 01:51:55 +0000
committerMartin Hunt <hunt@redhat.com>1996-08-27 01:51:55 +0000
commit7b3fa778e2e3ff01f3c3052a4ca0c8d3c5b1b357 (patch)
treea12c75b14e2c011d8db785fa68751a0adb4293d9 /gdb/d10v-tdep.c
parentd59209cfeb23ac0b97693c5414376d96b18d8724 (diff)
downloadgdb-7b3fa778e2e3ff01f3c3052a4ca0c8d3c5b1b357.zip
gdb-7b3fa778e2e3ff01f3c3052a4ca0c8d3c5b1b357.tar.gz
gdb-7b3fa778e2e3ff01f3c3052a4ca0c8d3c5b1b357.tar.bz2
Mon Aug 26 18:36:54 1996 Martin M. Hunt <hunt@pizza.cygnus.com>
* config/d10v/d10v.mt: New file. * config/d10v/tm-d10v.h: New file. * configure.in: New target D10V. * d10v-tdep.c: New file.
Diffstat (limited to 'gdb/d10v-tdep.c')
-rw-r--r--gdb/d10v-tdep.c153
1 files changed, 153 insertions, 0 deletions
diff --git a/gdb/d10v-tdep.c b/gdb/d10v-tdep.c
new file mode 100644
index 0000000..0dc4c4d
--- /dev/null
+++ b/gdb/d10v-tdep.c
@@ -0,0 +1,153 @@
+/* Target-dependent code for MItsubishi D10V, for GDB.
+ Copyright (C) 1996 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. */
+
+/* Contributed by Martin Hunt, hunt@cygnus.com */
+
+#include "defs.h"
+#include "frame.h"
+#include "obstack.h"
+#include "symtab.h"
+#include "gdbtypes.h"
+#include "gdbcmd.h"
+#include "gdbcore.h"
+#include "value.h"
+#include "inferior.h"
+#include "dis-asm.h"
+
+void
+d10v_pop_frame ()
+{
+}
+
+CORE_ADDR
+d10v_skip_prologue (start_pc)
+ CORE_ADDR start_pc;
+{
+}
+
+CORE_ADDR
+d10v_frame_chain (frame)
+ struct frame_info *frame;
+{
+ if (!inside_entry_file (frame->pc))
+ return read_memory_integer (FRAME_FP (frame) + frame->f_offset, 4);
+ else
+ return 0;
+}
+
+/* Put here the code to store, into a struct frame_saved_regs, the
+ addresses of the saved registers of frame described by FRAME_INFO.
+ This includes special registers such as pc and fp saved in special
+ ways in the stack frame. sp is even more special: the address we
+ return for it IS the sp for the next frame. */
+void
+d10v_frame_find_saved_regs (fi, fsr)
+ struct frame_info *fi;
+ struct frame_saved_regs *fsr;
+{
+}
+
+void
+d10v_init_extra_frame_info (fromleaf, fi)
+ int fromleaf;
+ struct frame_info *fi;
+{
+ struct frame_saved_regs dummy;
+ if (fi->next)
+ fi->pc = fi->next->return_pc;
+ d10v_frame_find_saved_regs (fi, &dummy);
+}
+
+static void
+show_regs (args, from_tty)
+ char *args;
+ int from_tty;
+{
+ long long num1, num2;
+ printf_filtered ("PC=%04x (0x%x) PSW=%04x RPT_S=%04x RPT_E=%04x RPT_C=%04x\n",
+ read_register (PC_REGNUM), read_register (PC_REGNUM) << 2,
+ read_register (PSW_REGNUM),
+ read_register (24),
+ read_register (25),
+ read_register (23));
+ printf_filtered ("R0-R7 %04x %04x %04x %04x %04x %04x %04x %04x\n",
+ read_register (0),
+ read_register (1),
+ read_register (2),
+ read_register (3),
+ read_register (4),
+ read_register (5),
+ read_register (6),
+ read_register (7));
+ printf_filtered ("R8-R15 %04x %04x %04x %04x %04x %04x %04x %04x\n",
+ read_register (8),
+ read_register (9),
+ read_register (10),
+ read_register (11),
+ read_register (12),
+ read_register (13),
+ read_register (14),
+ read_register (15));
+ read_register_gen (A0_REGNUM, (char *)&num1);
+ read_register_gen (A0_REGNUM+1, (char *)&num2);
+ printf_filtered ("A0-A1 %010llx %010llx\n",num1, num2);
+}
+
+void
+_initialize_d10v_tdep ()
+{
+ struct cmd_list_element *c;
+ tm_print_insn = print_insn_d10v;
+ add_com ("regs", class_vars, show_regs, "Print all registers");
+}
+
+CORE_ADDR
+d10v_read_register_pid (regno, pid)
+ int regno, pid;
+{
+ int save_pid;
+ CORE_ADDR retval;
+
+ if (pid == inferior_pid)
+ return (read_register(regno)) << 2;
+
+ save_pid = inferior_pid;
+ inferior_pid = pid;
+ retval = read_register (regno);
+ inferior_pid = save_pid;
+ return (retval << 2);
+}
+
+void
+d10v_write_register_pid (regno, val, pid)
+ int regno;
+ LONGEST val;
+ int pid;
+{
+ int save_pid;
+
+ val >>= 2;
+
+ if (pid == inferior_pid)
+ {
+ write_register (regno, val);
+ return;
+ }
+
+ save_pid = inferior_pid;
+ inferior_pid = pid;
+ write_register (regno, val);
+ inferior_pid = save_pid;
+}