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bd64614e PFC |
1 | /* Common target dependent code for GNU/Linux on PPC systems. |
2 | ||
42a4f53d | 3 | Copyright (C) 2018-2019 Free Software Foundation, Inc. |
bd64614e PFC |
4 | |
5 | This file is part of GDB. | |
6 | ||
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. | |
11 | ||
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. | |
16 | ||
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/>. */ | |
19 | ||
20 | #ifndef ARCH_PPC_LINUX_COMMON_H | |
21 | #define ARCH_PPC_LINUX_COMMON_H | |
22 | ||
23 | struct target_desc; | |
24 | ||
d078308a PFC |
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 | |
31 | ||
32 | #define PPC_LINUX_SIZEOF_VSXREGSET 256 | |
7ca18ed6 EBM |
33 | #define PPC_LINUX_SIZEOF_PPRREGSET 8 |
34 | #define PPC_LINUX_SIZEOF_DSCRREGSET 8 | |
f2cf6173 | 35 | #define PPC_LINUX_SIZEOF_TARREGSET 8 |
232bfb86 EBM |
36 | #define PPC_LINUX_SIZEOF_EBBREGSET (3*8) |
37 | #define PPC_LINUX_SIZEOF_PMUREGSET (5*8) | |
8d619c01 EBM |
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 | |
d078308a | 47 | |
bd64614e | 48 | /* Check if the hwcap auxv entry indicates that isa205 is supported. */ |
0ec848ad | 49 | bool ppc_linux_has_isa205 (CORE_ADDR hwcap); |
bd64614e PFC |
50 | |
51 | /* Features used to determine the target description. */ | |
52 | struct ppc_linux_features | |
53 | { | |
54 | unsigned int wordsize; | |
55 | bool altivec; | |
56 | bool vsx; | |
57 | bool isa205; | |
7ca18ed6 | 58 | bool ppr_dscr; |
f2cf6173 | 59 | bool isa207; |
8d619c01 | 60 | bool htm; |
bd64614e PFC |
61 | bool cell; |
62 | }; | |
63 | ||
64 | /* Base value for ppc_linux_features variables. */ | |
65 | const struct ppc_linux_features ppc_linux_no_features = { | |
66 | 0, | |
67 | false, | |
68 | false, | |
69 | false, | |
70 | false, | |
7ca18ed6 | 71 | false, |
f2cf6173 | 72 | false, |
8d619c01 | 73 | false, |
bd64614e PFC |
74 | }; |
75 | ||
76 | /* Return a target description that matches FEATURES. */ | |
77 | const struct target_desc * ppc_linux_match_description | |
78 | (struct ppc_linux_features features); | |
79 | ||
80 | #endif /* ARCH_PPC_LINUX_COMMON_H */ |