1 /* Common target dependent code for GNU/Linux on PPC systems.
3 Copyright (C) 2018-2019 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/>. */
20 #ifndef ARCH_PPC_LINUX_COMMON_H
21 #define ARCH_PPC_LINUX_COMMON_H
25 /* The core file VMX regset has 34 16-byte fields (32 16-byte vector
26 registers, plus two fields containing 4-byte registers, VSCR and
27 VRSAVE), while the ptrace calls return or read 33 16-byte fields
28 plus a 4-byte field for VRSAVE. For simplicity we use the longer
29 length for both cases. */
30 #define PPC_LINUX_SIZEOF_VRREGSET 544
32 #define PPC_LINUX_SIZEOF_VSXREGSET 256
33 #define PPC_LINUX_SIZEOF_PPRREGSET 8
34 #define PPC_LINUX_SIZEOF_DSCRREGSET 8
35 #define PPC_LINUX_SIZEOF_TARREGSET 8
36 #define PPC_LINUX_SIZEOF_EBBREGSET (3*8)
37 #define PPC_LINUX_SIZEOF_PMUREGSET (5*8)
38 #define PPC_LINUX_SIZEOF_TM_SPRREGSET (3*8)
39 #define PPC32_LINUX_SIZEOF_CGPRREGSET (48*4)
40 #define PPC64_LINUX_SIZEOF_CGPRREGSET (48*8)
41 #define PPC_LINUX_SIZEOF_CFPRREGSET (32*8+8)
42 #define PPC_LINUX_SIZEOF_CVMXREGSET (34*16)
43 #define PPC_LINUX_SIZEOF_CVSXREGSET (32*8)
44 #define PPC_LINUX_SIZEOF_CPPRREGSET 8
45 #define PPC_LINUX_SIZEOF_CDSCRREGSET 8
46 #define PPC_LINUX_SIZEOF_CTARREGSET 8
48 /* Check if the hwcap auxv entry indicates that isa205 is supported. */
49 bool ppc_linux_has_isa205 (CORE_ADDR hwcap);
51 /* Features used to determine the target description. */
52 struct ppc_linux_features
54 unsigned int wordsize;
64 /* Base value for ppc_linux_features variables. */
65 const struct ppc_linux_features ppc_linux_no_features = {
76 /* Return a target description that matches FEATURES. */
77 const struct target_desc * ppc_linux_match_description
78 (struct ppc_linux_features features);
80 #endif /* ARCH_PPC_LINUX_COMMON_H */