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/* Target-dependent code for UltraSPARC.

   Copyright (C) 2003, 2004, 2006, 2007, 2008 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 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 SPARC64_TDEP_H

#define SPARC64_TDEP_H 1

struct frame_info;

struct gdbarch;

struct regcache;

struct sparc_gregset;

struct trad_frame_saved_reg;

#include "sparc-tdep.h"

/* The stack pointer is offset from the stack frame by a BIAS of 2047

   (0x7ff) for 64-bit code.  BIAS is likely to be defined on SPARC

   hosts, so undefine it first.  */

#undef BIAS

#define BIAS 2047

/* Register offsets for the general-purpose register set.  */

/* UltraSPARC doesn't have %psr.  */

#define r_tstate_offset r_psr_offset

/* UltraSPARC doesn't have %wim either.  */

#define r_fprs_offset r_wim_offset

/* Register numbers of various important registers.  */

enum sparc64_regnum

{

  SPARC64_F32_REGNUM            /* %f32 */

  = SPARC_F0_REGNUM + 32,

  SPARC64_F62_REGNUM            /* %f62 */

  = SPARC64_F32_REGNUM + 15,

  SPARC64_PC_REGNUM,            /* %pc */

  SPARC64_NPC_REGNUM,           /* %npc */

  SPARC64_STATE_REGNUM,

  SPARC64_FSR_REGNUM,           /* %fsr */

  SPARC64_FPRS_REGNUM,          /* %fprs */

  SPARC64_Y_REGNUM,             /* %y */

  /* Pseudo registers.  */

  SPARC64_CWP_REGNUM,           /* %cwp */

  SPARC64_PSTATE_REGNUM,        /* %pstate */

  SPARC64_ASI_REGNUM,           /* %asi */

  SPARC64_CCR_REGNUM,           /* %ccr */

  SPARC64_D0_REGNUM,            /* %d0 */

  SPARC64_D10_REGNUM            /* %d10 */

  = SPARC64_D0_REGNUM + 5,

  SPARC64_D30_REGNUM            /* %d30 */

  = SPARC64_D0_REGNUM + 15,

  SPARC64_D32_REGNUM            /* %d32 */

  = SPARC64_D0_REGNUM + 16,

  SPARC64_D62_REGNUM            /* %d62 */

  = SPARC64_D0_REGNUM + 31,

  SPARC64_Q0_REGNUM,            /* %q0 */

  SPARC64_Q8_REGNUM             /* %q8 */

  = SPARC64_Q0_REGNUM + 2,

  SPARC64_Q28_REGNUM            /* %q28 */

  = SPARC64_Q0_REGNUM + 7,

  SPARC64_Q32_REGNUM            /* %q32 */

  = SPARC64_Q0_REGNUM + 8,

  SPARC64_Q60_REGNUM            /* %q60 */

  = SPARC64_Q0_REGNUM + 15

};

/* Processor state bits.  */

#define SPARC64_PSTATE_AG       0x001

#define SPARC64_PSTATE_IE       0x002

#define SPARC64_PSTATE_PRIV     0x004

#define SPARC64_PSTATE_AM       0x008

#define SPARC64_PSTATE_PEF      0x010

#define SPARC64_PSTATE_RED      0x020

#define SPARC64_PSTATE_TLE      0x100

#define SPARC64_PSTATE_CLE      0x200

#define SPARC64_PSTATE_PID0     0x400

#define SPARC64_PSTATE_PID1     0x800

extern void sparc64_init_abi (struct gdbarch_info info,

                              struct gdbarch *gdbarch);

extern void sparc64_supply_gregset (const struct sparc_gregset *gregset,

                                    struct regcache *regcache,

                                    int regnum, const void *gregs);

extern void sparc64_collect_gregset (const struct sparc_gregset *gregset,

                                     const struct regcache *regcache,

                                     int regnum, void *gregs);

extern void sparc64_supply_fpregset (struct regcache *regcache,

                                     int regnum, const void *fpregs);

extern void sparc64_collect_fpregset (const struct regcache *regcache,

                                      int regnum, void *fpregs);

/* Functions and variables exported from sparc64-sol2-tdep.c.  */

/* Register offsets for Solaris 2.  */

extern const struct sparc_gregset sparc64_sol2_gregset;

extern void sparc64_sol2_init_abi (struct gdbarch_info info,

                                   struct gdbarch *gdbarch);

/* Variables exported from sparc64fbsd-tdep.c.  */

/* Register offsets for FreeBSD/sparc64.  */

extern const struct sparc_gregset sparc64fbsd_gregset;

/* Functions and variables exported from sparc64nbsd-tdep.c.  */

/* Register offsets for NetBSD/sparc64.  */

extern const struct sparc_gregset sparc64nbsd_gregset;

extern struct trad_frame_saved_reg *

  sparc64nbsd_sigcontext_saved_regs (CORE_ADDR sigcontext_addr,

                                     struct frame_info *next_frame);

#endif /* sparc64-tdep.h */