gdb/sparc64-tdep.h

   1 /* Target-dependent code for UltraSPARC.
   2
   3    Copyright 2003, 2004 Free Software Foundation, Inc.
   4
   5    This file is part of GDB.
   6
   7    This program is free software; you can redistribute it and/or modify
   8    it under the terms of the GNU General Public License as published by
   9    the Free Software Foundation; either version 2 of the License, or
  10    (at your option) any later version.
  11
  12    This program is distributed in the hope that it will be useful,
  13    but WITHOUT ANY WARRANTY; without even the implied warranty of
  14    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15    GNU General Public License for more details.
  16
  17    You should have received a copy of the GNU General Public License
  18    along with this program; if not, write to the Free Software
  19    Foundation, Inc., 59 Temple Place - Suite 330,
  20    Boston, MA 02111-1307, USA.  */
  21
  22 #ifndef SPARC64_TDEP_H
  23 #define SPARC64_TDEP_H 1
  24
  25 struct frame_info;
  26 struct gdbarch;
  27 struct regcache;
  28 struct sparc_gregset;
  29 struct trad_frame_saved_reg;
  30
  31 #include "sparc-tdep.h"
  32
  33 /* The stack pointer is offset from the stack frame by a BIAS of 2047
  34    (0x7ff) for 64-bit code.  BIAS is likely to be defined on SPARC
  35    hosts, so undefine it first.  */
  36 #undef BIAS
  37 #define BIAS 2047
  38
  39 /* Register offsets for the general-purpose register set.  */
  40
  41 /* UltraSPARC doesn't have %psr.  */
  42 #define r_tstate_offset r_psr_offset
  43
  44 /* UltraSPARC doesn't have %wim either.  */
  45 #define r_fprs_offset r_wim_offset
  46
  47 /* Register numbers of various important registers.  */
  48
  49 enum sparc64_regnum
  50 {
  51   SPARC64_F32_REGNUM            /* %f32 */
  52   = SPARC_F0_REGNUM + 32,
  53   SPARC64_F62_REGNUM            /* %f62 */
  54   = SPARC64_F32_REGNUM + 15,
  55   SPARC64_PC_REGNUM,            /* %pc */
  56   SPARC64_NPC_REGNUM,           /* %npc */
  57   SPARC64_STATE_REGNUM,
  58   SPARC64_FSR_REGNUM,           /* %fsr */
  59   SPARC64_FPRS_REGNUM,          /* %fprs */
  60   SPARC64_Y_REGNUM,             /* %y */
  61
  62   /* Pseudo registers.  */
  63   SPARC64_CWP_REGNUM,           /* %cwp */
  64   SPARC64_PSTATE_REGNUM,        /* %pstate */
  65   SPARC64_ASI_REGNUM,           /* %asi */
  66   SPARC64_CCR_REGNUM,           /* %ccr */
  67   SPARC64_D0_REGNUM,            /* %d0 */
  68   SPARC64_D10_REGNUM            /* %d10 */
  69   = SPARC64_D0_REGNUM + 5,
  70   SPARC64_D30_REGNUM            /* %d30 */
  71   = SPARC64_D0_REGNUM + 15,
  72   SPARC64_D32_REGNUM            /* %d32 */
  73   = SPARC64_D0_REGNUM + 16,
  74   SPARC64_D62_REGNUM            /* %d62 */
  75   = SPARC64_D0_REGNUM + 31,
  76   SPARC64_Q0_REGNUM,            /* %q0 */
  77   SPARC64_Q8_REGNUM             /* %q8 */
  78   = SPARC64_Q0_REGNUM + 2,
  79   SPARC64_Q28_REGNUM            /* %q28 */
  80   = SPARC64_Q0_REGNUM + 7,
  81   SPARC64_Q32_REGNUM            /* %q32 */
  82   = SPARC64_Q0_REGNUM + 8,
  83   SPARC64_Q60_REGNUM            /* %q60 */
  84   = SPARC64_Q0_REGNUM + 15
  85 };
  86
  87 extern void sparc64_init_abi (struct gdbarch_info info,
  88                               struct gdbarch *gdbarch);
  89
  90 extern void sparc64_supply_gregset (const struct sparc_gregset *gregset,
  91                                     struct regcache *regcache,
  92                                     int regnum, const void *gregs);
  93 extern void sparc64_collect_gregset (const struct sparc_gregset *gregset,
  94                                      const struct regcache *regcache,
  95                                      int regnum, void *gregs);
  96 extern void sparc64_supply_fpregset (struct regcache *regcache,
  97                                      int regnum, const void *fpregs);
  98 extern void sparc64_collect_fpregset (const struct regcache *regcache,
  99                                       int regnum, void *fpregs);
 100
 101 /* Functions and variables exported from sparc64-sol2-tdep.c.  */
 102
 103 /* Register offsets for Solaris 2.  */
 104 extern const struct sparc_gregset sparc64_sol2_gregset;
 105
 106 extern void sparc64_sol2_init_abi (struct gdbarch_info info,
 107                                    struct gdbarch *gdbarch);
 108
 109 /* Variables exported from sparc64fbsd-tdep.c.  */
 110
 111 /* Register offsets for FreeBSD/sparc64.  */
 112 extern const struct sparc_gregset sparc64fbsd_gregset;
 113
 114 /* Functions and variables exported from sparc64nbsd-tdep.c.  */
 115
 116 /* Register offsets for NetBSD/sparc64.  */
 117 extern const struct sparc_gregset sparc64nbsd_gregset;
 118
 119 extern struct trad_frame_saved_reg *
 120   sparc64nbsd_sigcontext_saved_regs (CORE_ADDR sigcontext_addr,
 121                                      struct frame_info *next_frame);
 122
 123 #endif /* sparc64-tdep.h */