1 /* GNU/Linux on ARM target support, prototypes.
3 Copyright (C) 2006-2018 Free Software Foundation, Inc.
5 This file is part of GDB.
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 3 of the License, or
10 (at your option) any later version.
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.
17 You should have received a copy of the GNU General Public License
18 along with this program. If not, see <http://www.gnu.org/licenses/>. */
23 #define ARM_LINUX_SIZEOF_NWFPE (8 * FP_REGISTER_SIZE \
24 + 2 * INT_REGISTER_SIZE \
25 + 8 + INT_REGISTER_SIZE)
27 /* Support for register format used by the NWFPE FPA emulator. Each
28 register takes three words, where either the first one, two, or
29 three hold a single, double, or extended precision value (depending
30 on the corresponding tag). The register set is eight registers,
31 followed by the fpsr and fpcr, followed by eight tag bytes, and a
32 final word flag which indicates whether NWFPE has been
35 #define NWFPE_FPSR_OFFSET (8 * FP_REGISTER_SIZE)
36 #define NWFPE_FPCR_OFFSET (NWFPE_FPSR_OFFSET + INT_REGISTER_SIZE)
37 #define NWFPE_TAGS_OFFSET (NWFPE_FPCR_OFFSET + INT_REGISTER_SIZE)
38 #define NWFPE_INITFLAG_OFFSET (NWFPE_TAGS_OFFSET + 8)
40 void arm_linux_supply_gregset (const struct regset
*regset
,
41 struct regcache
*regcache
,
42 int regnum
, const void *gregs_buf
, size_t len
);
43 void arm_linux_collect_gregset (const struct regset
*regset
,
44 const struct regcache
*regcache
,
45 int regnum
, void *gregs_buf
, size_t len
);
47 void supply_nwfpe_register (struct regcache
*regcache
, int regno
,
48 const gdb_byte
*regs
);
49 void collect_nwfpe_register (const struct regcache
*regcache
, int regno
,
52 void arm_linux_supply_nwfpe (const struct regset
*regset
,
53 struct regcache
*regcache
,
54 int regnum
, const void *regs_buf
, size_t len
);
55 void arm_linux_collect_nwfpe (const struct regset
*regset
,
56 const struct regcache
*regcache
,
57 int regnum
, void *regs_buf
, size_t len
);
59 /* ARM GNU/Linux HWCAP values. These are in defined in
60 <asm/elf.h> in current kernels. */
62 #define HWCAP_IWMMXT 512
63 #define HWCAP_NEON 4096
64 #define HWCAP_VFPv3 8192
65 #define HWCAP_VFPv3D16 16384
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