| 1 | /* Native-dependent code for GNU/Linux SPARC. |
| 2 | |
| 3 | Copyright 2001, 2002, 2003 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 | #include "defs.h" |
| 23 | #include "regcache.h" |
| 24 | #include "sparc-tdep.h" |
| 25 | |
| 26 | #include <sys/procfs.h> |
| 27 | |
| 28 | /* Prototypes for supply_gregset etc. */ |
| 29 | #include "gregset.h" |
| 30 | |
| 31 | void |
| 32 | supply_gregset (elf_gregset_t *gregsetp) |
| 33 | { |
| 34 | elf_greg_t *regp = (elf_greg_t *) gregsetp; |
| 35 | int i; |
| 36 | |
| 37 | for (i = G0_REGNUM; i <= I7_REGNUM; i++) |
| 38 | supply_register (i, (char *) (regp + (i - G0_REGNUM))); |
| 39 | |
| 40 | supply_register (PS_REGNUM, (char *) (regp + 32)); |
| 41 | |
| 42 | supply_register (PC_REGNUM, (char *) (regp + 33)); |
| 43 | supply_register (DEPRECATED_NPC_REGNUM, (char *) (regp + 34)); |
| 44 | supply_register (Y_REGNUM, (char *) (regp + 35)); |
| 45 | |
| 46 | supply_register (WIM_REGNUM, (char *) (regp + 36)); |
| 47 | supply_register (TBR_REGNUM, (char *) (regp + 37)); |
| 48 | |
| 49 | /* Fill inaccessible registers with zero. */ |
| 50 | supply_register (CPS_REGNUM, NULL); |
| 51 | } |
| 52 | |
| 53 | void |
| 54 | fill_gregset (elf_gregset_t *gregsetp, int regno) |
| 55 | { |
| 56 | elf_greg_t *regp = (elf_greg_t *) gregsetp; |
| 57 | int i; |
| 58 | |
| 59 | for (i = G0_REGNUM; i <= I7_REGNUM; i++) |
| 60 | if (regno == -1 || regno == i) |
| 61 | regcache_collect (i, regp + (i - G0_REGNUM)); |
| 62 | |
| 63 | if (regno == -1 || regno == PS_REGNUM) |
| 64 | regcache_collect (PS_REGNUM, regp + 32); |
| 65 | |
| 66 | if (regno == -1 || regno == PC_REGNUM) |
| 67 | regcache_collect (PC_REGNUM, regp + 33); |
| 68 | if (regno == -1 || regno == DEPRECATED_NPC_REGNUM) |
| 69 | regcache_collect (DEPRECATED_NPC_REGNUM, regp + 34); |
| 70 | if (regno == -1 || regno == Y_REGNUM) |
| 71 | regcache_collect (Y_REGNUM, regp + 35); |
| 72 | |
| 73 | if (regno == -1 || regno == WIM_REGNUM) |
| 74 | regcache_collect (WIM_REGNUM, regp + 36); |
| 75 | if (regno == -1 || regno == TBR_REGNUM) |
| 76 | regcache_collect (TBR_REGNUM, regp + 37); |
| 77 | } |
| 78 | |
| 79 | void |
| 80 | supply_fpregset (elf_fpregset_t *fpregsetp) |
| 81 | { |
| 82 | int i; |
| 83 | |
| 84 | for (i = FP0_REGNUM; i < FP0_REGNUM + 32; i++) |
| 85 | supply_register (i, (char *) &fpregsetp->pr_fr.pr_regs[i - FP0_REGNUM]); |
| 86 | |
| 87 | supply_register (FPS_REGNUM, (char *) &fpregsetp->pr_fsr); |
| 88 | } |
| 89 | |
| 90 | void |
| 91 | fill_fpregset (elf_fpregset_t *fpregsetp, int regno) |
| 92 | { |
| 93 | int i; |
| 94 | |
| 95 | for (i = FP0_REGNUM; i < FP0_REGNUM + 32; i++) |
| 96 | if (regno == -1 || regno == i) |
| 97 | regcache_collect (i, &fpregsetp->pr_fr.pr_regs[i - FP0_REGNUM]); |
| 98 | |
| 99 | if (regno == -1 || regno == FPS_REGNUM) |
| 100 | regcache_collect (FPS_REGNUM, &fpregsetp->pr_fsr); |
| 101 | } |