| 1 | /* GNU/Linux on ARM target support, prototypes. |
| 2 | |
| 3 | Copyright (C) 2006, 2007 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., 51 Franklin Street, Fifth Floor, |
| 20 | Boston, MA 02110-1301, USA. */ |
| 21 | |
| 22 | struct regset; |
| 23 | struct regcache; |
| 24 | |
| 25 | #define ARM_CPSR_REGNUM 16 |
| 26 | |
| 27 | #define ARM_LINUX_SIZEOF_NWFPE (8 * FP_REGISTER_SIZE \ |
| 28 | + 2 * INT_REGISTER_SIZE \ |
| 29 | + 8 + INT_REGISTER_SIZE) |
| 30 | |
| 31 | /* Support for register format used by the NWFPE FPA emulator. Each |
| 32 | register takes three words, where either the first one, two, or |
| 33 | three hold a single, double, or extended precision value (depending |
| 34 | on the corresponding tag). The register set is eight registers, |
| 35 | followed by the fpsr and fpcr, followed by eight tag bytes, and a |
| 36 | final word flag which indicates whether NWFPE has been |
| 37 | initialized. */ |
| 38 | |
| 39 | #define NWFPE_FPSR_OFFSET (8 * FP_REGISTER_SIZE) |
| 40 | #define NWFPE_FPCR_OFFSET (NWFPE_FPSR_OFFSET + INT_REGISTER_SIZE) |
| 41 | #define NWFPE_TAGS_OFFSET (NWFPE_FPCR_OFFSET + INT_REGISTER_SIZE) |
| 42 | #define NWFPE_INITFLAG_OFFSET (NWFPE_TAGS_OFFSET + 8) |
| 43 | |
| 44 | void arm_linux_supply_gregset (const struct regset *regset, |
| 45 | struct regcache *regcache, |
| 46 | int regnum, const void *gregs_buf, size_t len); |
| 47 | void arm_linux_collect_gregset (const struct regset *regset, |
| 48 | const struct regcache *regcache, |
| 49 | int regnum, void *gregs_buf, size_t len); |
| 50 | |
| 51 | void supply_nwfpe_register (struct regcache *regcache, int regno, |
| 52 | const gdb_byte *regs); |
| 53 | void collect_nwfpe_register (const struct regcache *regcache, int regno, |
| 54 | gdb_byte *regs); |
| 55 | |
| 56 | void arm_linux_supply_nwfpe (const struct regset *regset, |
| 57 | struct regcache *regcache, |
| 58 | int regnum, const void *regs_buf, size_t len); |
| 59 | void arm_linux_collect_nwfpe (const struct regset *regset, |
| 60 | const struct regcache *regcache, |
| 61 | int regnum, void *regs_buf, size_t len); |