Subversion Repositories openrisc_me

/* Target-dependent code for the S+core architecture, for GDB,

   the GNU Debugger.

   Copyright (C) 2006, 2007, 2008, 2009, 2010 Free Software Foundation, Inc.

   Contributed by Qinwei (qinwei@sunnorth.com.cn)

   Contributed by Ching-Peng Lin (cplin@sunplus.com)

   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 3 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, see <http://www.gnu.org/licenses/>.  */

#ifndef SCORE_TDEP_H

#define SCORE_TDEP_H

#include "math.h"

enum gdb_regnum

{

  SCORE_SP_REGNUM = 0,

  SCORE_FP_REGNUM = 2,

  SCORE_RA_REGNUM = 3,

  SCORE_A0_REGNUM = 4,

  SCORE_AL_REGNUM = 7,

  SCORE_PC_REGNUM = 49,

};

#define SCORE_A0_REGNUM        4

#define SCORE_A1_REGNUM        5

#define SCORE_REGSIZE          4

#define SCORE7_NUM_REGS         56

#define SCORE3_NUM_REGS         50

#define SCORE_BEGIN_ARG_REGNUM 4

#define SCORE_LAST_ARG_REGNUM  7

#define SCORE_INSTLEN          4

#define SCORE16_INSTLEN        2

/* Forward declarations. */

struct regset;

/* Target-dependent structure in gdbarch */

struct gdbarch_tdep

{

    /* Cached core file helpers. */

    struct regset *gregset;

};

/* Linux Core file support (dirty hack)

   S+core Linux register set definition, copy from S+core Linux */

struct pt_regs {

    /* Pad bytes for argument save space on the stack. */

    unsigned long pad0[6]; /* may be 4,MIPS accept 6var,SCore accepts 4 Var--yuchen */

    /* Saved main processor registers. */

    unsigned long orig_r4;

    unsigned long regs[32];

    /* Other saved registers. */

    unsigned long cel;

    unsigned long ceh;

    unsigned long sr0;  /*cnt*/

    unsigned long sr1;  /*lcr*/

    unsigned long sr2;  /*scr*/

    /* saved cp0 registers */

    unsigned long cp0_epc;

    unsigned long cp0_ema;

    unsigned long cp0_psr;

    unsigned long cp0_ecr;

    unsigned long cp0_condition;

};

typedef struct pt_regs elf_gregset_t;

#endif /* SCORE_TDEP_H */