1 /* GNU/Linux on ARM target support, prototypes.
3 Copyright (C) 2006, 2007, 2008, 2009, 2010, 2011
4 Free Software Foundation, Inc.
6 This file is part of GDB.
8 This program is free software; you can redistribute it and/or modify
9 it under the terms of the GNU General Public License as published by
10 the Free Software Foundation; either version 3 of the License, or
11 (at your option) any later version.
13 This program is distributed in the hope that it will be useful,
14 but WITHOUT ANY WARRANTY; without even the implied warranty of
15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 GNU General Public License for more details.
18 You should have received a copy of the GNU General Public License
19 along with this program. If not, see <http://www.gnu.org/licenses/>. */
24 #define ARM_LINUX_SIZEOF_NWFPE (8 * FP_REGISTER_SIZE \
25 + 2 * INT_REGISTER_SIZE \
26 + 8 + INT_REGISTER_SIZE)
28 /* The index to access CSPR in user_regs defined in GLIBC. */
29 #define ARM_CPSR_GREGNUM 16
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
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)
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
);
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
,
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
);
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