| /* GNU/Linux on ARM target support, prototypes. |
| |
| Copyright (C) 2006-2012 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/>. */ |
| |
| struct regset; |
| struct regcache; |
| |
| #define ARM_LINUX_SIZEOF_NWFPE (8 * FP_REGISTER_SIZE \ |
| + 2 * INT_REGISTER_SIZE \ |
| + 8 + INT_REGISTER_SIZE) |
| |
| /* The index to access CSPR in user_regs defined in GLIBC. */ |
| #define ARM_CPSR_GREGNUM 16 |
| |
| /* Support for register format used by the NWFPE FPA emulator. Each |
| register takes three words, where either the first one, two, or |
| three hold a single, double, or extended precision value (depending |
| on the corresponding tag). The register set is eight registers, |
| followed by the fpsr and fpcr, followed by eight tag bytes, and a |
| final word flag which indicates whether NWFPE has been |
| initialized. */ |
| |
| #define NWFPE_FPSR_OFFSET (8 * FP_REGISTER_SIZE) |
| #define NWFPE_FPCR_OFFSET (NWFPE_FPSR_OFFSET + INT_REGISTER_SIZE) |
| #define NWFPE_TAGS_OFFSET (NWFPE_FPCR_OFFSET + INT_REGISTER_SIZE) |
| #define NWFPE_INITFLAG_OFFSET (NWFPE_TAGS_OFFSET + 8) |
| |
| void arm_linux_supply_gregset (const struct regset *regset, |
| struct regcache *regcache, |
| int regnum, const void *gregs_buf, size_t len); |
| void arm_linux_collect_gregset (const struct regset *regset, |
| const struct regcache *regcache, |
| int regnum, void *gregs_buf, size_t len); |
| |
| void supply_nwfpe_register (struct regcache *regcache, int regno, |
| const gdb_byte *regs); |
| void collect_nwfpe_register (const struct regcache *regcache, int regno, |
| gdb_byte *regs); |
| |
| void arm_linux_supply_nwfpe (const struct regset *regset, |
| struct regcache *regcache, |
| int regnum, const void *regs_buf, size_t len); |
| void arm_linux_collect_nwfpe (const struct regset *regset, |
| const struct regcache *regcache, |
| int regnum, void *regs_buf, size_t len); |
| |
| /* ARM GNU/Linux HWCAP values. These are in defined in |
| <asm/elf.h> in current kernels. */ |
| #define HWCAP_VFP 64 |
| #define HWCAP_IWMMXT 512 |
| #define HWCAP_NEON 4096 |
| #define HWCAP_VFPv3 8192 |
| #define HWCAP_VFPv3D16 16384 |
| |