gdb/sparc64-tdep.h

   1 /* Target-dependent code for UltraSPARC.
   2
   3    Copyright (C) 2003, 2004, 2006, 2007, 2008, 2009, 2010
   4    Free Software Foundation, Inc.
   5
   6    This file is part of GDB.
   7
   8    This program is free software; you can redistribute it and/or modify
   9    it under the terms of the GNU General Public License as published by
  10    the Free Software Foundation; either version 3 of the License, or
  11    (at your option) any later version.
  12
  13    This program is distributed in the hope that it will be useful,
  14    but WITHOUT ANY WARRANTY; without even the implied warranty of
  15    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16    GNU General Public License for more details.
  17
  18    You should have received a copy of the GNU General Public License
  19    along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
  20
  21 #ifndef SPARC64_TDEP_H
  22 #define SPARC64_TDEP_H 1
  23
  24 struct frame_info;
  25 struct gdbarch;
  26 struct regcache;
  27 struct sparc_gregset;
  28 struct trad_frame_saved_reg;
  29
  30 #include "sparc-tdep.h"
  31
  32 /* The stack pointer is offset from the stack frame by a BIAS of 2047
  33    (0x7ff) for 64-bit code.  BIAS is likely to be defined on SPARC
  34    hosts, so undefine it first.  */
  35 #undef BIAS
  36 #define BIAS 2047
  37
  38 /* Register offsets for the general-purpose register set.  */
  39
  40 /* UltraSPARC doesn't have %psr.  */
  41 #define r_tstate_offset r_psr_offset
  42
  43 /* UltraSPARC doesn't have %wim either.  */
  44 #define r_fprs_offset r_wim_offset
  45
  46 /* Register numbers of various important registers.  */
  47
  48 enum sparc64_regnum
  49 {
  50   SPARC64_F32_REGNUM            /* %f32 */
  51   = SPARC_F0_REGNUM + 32,
  52   SPARC64_F62_REGNUM            /* %f62 */
  53   = SPARC64_F32_REGNUM + 15,
  54   SPARC64_PC_REGNUM,            /* %pc */
  55   SPARC64_NPC_REGNUM,           /* %npc */
  56   SPARC64_STATE_REGNUM,
  57   SPARC64_FSR_REGNUM,           /* %fsr */
  58   SPARC64_FPRS_REGNUM,          /* %fprs */
  59   SPARC64_Y_REGNUM,             /* %y */
  60
  61   /* Pseudo registers.  */
  62   SPARC64_CWP_REGNUM,           /* %cwp */
  63   SPARC64_PSTATE_REGNUM,        /* %pstate */
  64   SPARC64_ASI_REGNUM,           /* %asi */
  65   SPARC64_CCR_REGNUM,           /* %ccr */
  66   SPARC64_D0_REGNUM,            /* %d0 */
  67   SPARC64_D10_REGNUM            /* %d10 */
  68   = SPARC64_D0_REGNUM + 5,
  69   SPARC64_D30_REGNUM            /* %d30 */
  70   = SPARC64_D0_REGNUM + 15,
  71   SPARC64_D32_REGNUM            /* %d32 */
  72   = SPARC64_D0_REGNUM + 16,
  73   SPARC64_D62_REGNUM            /* %d62 */
  74   = SPARC64_D0_REGNUM + 31,
  75   SPARC64_Q0_REGNUM,            /* %q0 */
  76   SPARC64_Q8_REGNUM             /* %q8 */
  77   = SPARC64_Q0_REGNUM + 2,
  78   SPARC64_Q28_REGNUM            /* %q28 */
  79   = SPARC64_Q0_REGNUM + 7,
  80   SPARC64_Q32_REGNUM            /* %q32 */
  81   = SPARC64_Q0_REGNUM + 8,
  82   SPARC64_Q60_REGNUM            /* %q60 */
  83   = SPARC64_Q0_REGNUM + 15
  84 };
  85
  86 /* Processor state bits.  */
  87 #define SPARC64_PSTATE_AG       0x001
  88 #define SPARC64_PSTATE_IE       0x002
  89 #define SPARC64_PSTATE_PRIV     0x004
  90 #define SPARC64_PSTATE_AM       0x008
  91 #define SPARC64_PSTATE_PEF      0x010
  92 #define SPARC64_PSTATE_RED      0x020
  93 #define SPARC64_PSTATE_TLE      0x100
  94 #define SPARC64_PSTATE_CLE      0x200
  95 #define SPARC64_PSTATE_PID0     0x400
  96 #define SPARC64_PSTATE_PID1     0x800
  97
  98 extern void sparc64_init_abi (struct gdbarch_info info,
  99                               struct gdbarch *gdbarch);
 100
 101 extern void sparc64_supply_gregset (const struct sparc_gregset *gregset,
 102                                     struct regcache *regcache,
 103                                     int regnum, const void *gregs);
 104 extern void sparc64_collect_gregset (const struct sparc_gregset *gregset,
 105                                      const struct regcache *regcache,
 106                                      int regnum, void *gregs);
 107 extern void sparc64_supply_fpregset (struct regcache *regcache,
 108                                      int regnum, const void *fpregs);
 109 extern void sparc64_collect_fpregset (const struct regcache *regcache,
 110                                       int regnum, void *fpregs);
 111
 112 /* Functions and variables exported from sparc64-sol2-tdep.c.  */
 113
 114 /* Register offsets for Solaris 2.  */
 115 extern const struct sparc_gregset sparc64_sol2_gregset;
 116
 117 extern void sparc64_sol2_init_abi (struct gdbarch_info info,
 118                                    struct gdbarch *gdbarch);
 119
 120 /* Variables exported from sparc64fbsd-tdep.c.  */
 121
 122 /* Register offsets for FreeBSD/sparc64.  */
 123 extern const struct sparc_gregset sparc64fbsd_gregset;
 124
 125 /* Functions and variables exported from sparc64nbsd-tdep.c.  */
 126
 127 /* Register offsets for NetBSD/sparc64.  */
 128 extern const struct sparc_gregset sparc64nbsd_gregset;
 129
 130 extern struct trad_frame_saved_reg *
 131   sparc64nbsd_sigcontext_saved_regs (CORE_ADDR sigcontext_addr,
 132                                      struct frame_info *next_frame);
 133
 134 #endif /* sparc64-tdep.h */