70 lines
2.7 KiB
C
70 lines
2.7 KiB
C
/* GNU/Linux on ARM target support, prototypes.
|
|
|
|
Copyright (C) 2006-2014 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
|
|
|