7b3fa778e2
* config/d10v/d10v.mt: New file. * config/d10v/tm-d10v.h: New file. * configure.in: New target D10V. * d10v-tdep.c: New file.
153 lines
4.1 KiB
C
153 lines
4.1 KiB
C
/* Target-dependent code for MItsubishi D10V, for GDB.
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Copyright (C) 1996 Free Software Foundation, Inc.
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This file is part of GDB.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
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/* Contributed by Martin Hunt, hunt@cygnus.com */
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#include "defs.h"
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#include "frame.h"
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#include "obstack.h"
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#include "symtab.h"
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#include "gdbtypes.h"
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#include "gdbcmd.h"
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#include "gdbcore.h"
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#include "value.h"
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#include "inferior.h"
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#include "dis-asm.h"
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void
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d10v_pop_frame ()
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{
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}
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CORE_ADDR
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d10v_skip_prologue (start_pc)
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CORE_ADDR start_pc;
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{
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}
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CORE_ADDR
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d10v_frame_chain (frame)
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struct frame_info *frame;
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{
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if (!inside_entry_file (frame->pc))
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return read_memory_integer (FRAME_FP (frame) + frame->f_offset, 4);
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else
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return 0;
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}
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/* Put here the code to store, into a struct frame_saved_regs, the
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addresses of the saved registers of frame described by FRAME_INFO.
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This includes special registers such as pc and fp saved in special
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ways in the stack frame. sp is even more special: the address we
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return for it IS the sp for the next frame. */
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void
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d10v_frame_find_saved_regs (fi, fsr)
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struct frame_info *fi;
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struct frame_saved_regs *fsr;
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{
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}
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void
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d10v_init_extra_frame_info (fromleaf, fi)
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int fromleaf;
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struct frame_info *fi;
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{
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struct frame_saved_regs dummy;
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if (fi->next)
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fi->pc = fi->next->return_pc;
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d10v_frame_find_saved_regs (fi, &dummy);
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}
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static void
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show_regs (args, from_tty)
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char *args;
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int from_tty;
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{
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long long num1, num2;
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printf_filtered ("PC=%04x (0x%x) PSW=%04x RPT_S=%04x RPT_E=%04x RPT_C=%04x\n",
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read_register (PC_REGNUM), read_register (PC_REGNUM) << 2,
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read_register (PSW_REGNUM),
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read_register (24),
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read_register (25),
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read_register (23));
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printf_filtered ("R0-R7 %04x %04x %04x %04x %04x %04x %04x %04x\n",
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read_register (0),
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read_register (1),
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read_register (2),
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read_register (3),
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read_register (4),
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read_register (5),
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read_register (6),
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read_register (7));
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printf_filtered ("R8-R15 %04x %04x %04x %04x %04x %04x %04x %04x\n",
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read_register (8),
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read_register (9),
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read_register (10),
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read_register (11),
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read_register (12),
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read_register (13),
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read_register (14),
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read_register (15));
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read_register_gen (A0_REGNUM, (char *)&num1);
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read_register_gen (A0_REGNUM+1, (char *)&num2);
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printf_filtered ("A0-A1 %010llx %010llx\n",num1, num2);
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}
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void
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_initialize_d10v_tdep ()
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{
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struct cmd_list_element *c;
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tm_print_insn = print_insn_d10v;
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add_com ("regs", class_vars, show_regs, "Print all registers");
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}
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CORE_ADDR
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d10v_read_register_pid (regno, pid)
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int regno, pid;
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{
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int save_pid;
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CORE_ADDR retval;
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if (pid == inferior_pid)
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return (read_register(regno)) << 2;
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save_pid = inferior_pid;
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inferior_pid = pid;
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retval = read_register (regno);
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inferior_pid = save_pid;
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return (retval << 2);
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}
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void
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d10v_write_register_pid (regno, val, pid)
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int regno;
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LONGEST val;
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int pid;
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{
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int save_pid;
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val >>= 2;
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if (pid == inferior_pid)
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{
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write_register (regno, val);
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return;
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}
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save_pid = inferior_pid;
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inferior_pid = pid;
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write_register (regno, val);
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inferior_pid = save_pid;
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}
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