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1 | /* Common target-dependent functionality for AArch64. |
2 | ||
3 | Copyright (C) 2017 Free Software Foundation, Inc. | |
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_AARCH64_H | |
21 | #define ARCH_AARCH64_H | |
22 | ||
23 | /* Register numbers of various important registers. */ | |
24 | enum aarch64_regnum | |
25 | { | |
26 | AARCH64_X0_REGNUM, /* First integer register. */ | |
27 | AARCH64_FP_REGNUM = AARCH64_X0_REGNUM + 29, /* Frame register, if used. */ | |
28 | AARCH64_LR_REGNUM = AARCH64_X0_REGNUM + 30, /* Return address. */ | |
29 | AARCH64_SP_REGNUM, /* Stack pointer. */ | |
30 | AARCH64_PC_REGNUM, /* Program counter. */ | |
31 | AARCH64_CPSR_REGNUM, /* Current Program Status Register. */ | |
32 | AARCH64_V0_REGNUM, /* First fp/vec register. */ | |
33 | AARCH64_V31_REGNUM = AARCH64_V0_REGNUM + 31, /* Last fp/vec register. */ | |
34 | AARCH64_FPSR_REGNUM, /* Floating Point Status Register. */ | |
35 | AARCH64_FPCR_REGNUM, /* Floating Point Control Register. */ | |
36 | ||
37 | /* Other useful registers. */ | |
38 | AARCH64_LAST_X_ARG_REGNUM = AARCH64_X0_REGNUM + 7, | |
39 | AARCH64_STRUCT_RETURN_REGNUM = AARCH64_X0_REGNUM + 8, | |
40 | AARCH64_LAST_V_ARG_REGNUM = AARCH64_V0_REGNUM + 7 | |
41 | }; | |
42 | ||
43 | #define AARCH64_X_REGS_NUM 31 | |
44 | #define AARCH64_V_REGS_NUM 32 | |
45 | #define AARCH64_NUM_REGS AARCH64_FPCR_REGNUM + 1 | |
46 | ||
47 | #endif /* ARCH_AARCH64_H */ |