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/* GNU/Linux on ARM target support, prototypes.
Copyright (C) 2006-2024 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/>. */
#ifndef ARM_LINUX_TDEP_H
#define ARM_LINUX_TDEP_H
struct regset;
struct regcache;
#define ARM_LINUX_SIZEOF_NWFPE (8 * ARM_FP_REGISTER_SIZE \
+ 2 * ARM_INT_REGISTER_SIZE \
+ 8 + ARM_INT_REGISTER_SIZE)
/* 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 * ARM_FP_REGISTER_SIZE)
#define NWFPE_FPCR_OFFSET (NWFPE_FPSR_OFFSET + ARM_INT_REGISTER_SIZE)
#define NWFPE_TAGS_OFFSET (NWFPE_FPCR_OFFSET + ARM_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
#endif /* ARM_LINUX_TDEP_H */