projects / deliverable / binutils-gdb.git / blame
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| cc628f3d AH |
1 | /* Common target-dependent functionality for AArch64. |
| 2 | ||
| e2882c85 | 3 | Copyright (C) 2017-2018 Free Software Foundation, Inc. |
| cc628f3d AH |
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 | ||
| 0c305b61 | 23 | #include "common/tdesc.h" |
| da434ccb | 24 | |
| 95228a0d AH |
25 | /* Create the aarch64 target description. A non zero VQ value indicates both |
| 26 | the presence of SVE and the Vector Quotient - the number of 128bit chunks in | |
| 27 | an SVE Z register. */ | |
| 28 | ||
| 29 | target_desc *aarch64_create_target_description (long vq); | |
| da434ccb | 30 | |
| cc628f3d AH |
31 | /* Register numbers of various important registers. */ |
| 32 | enum aarch64_regnum | |
| 33 | { | |
| 34 | AARCH64_X0_REGNUM, /* First integer register. */ | |
| 35 | AARCH64_FP_REGNUM = AARCH64_X0_REGNUM + 29, /* Frame register, if used. */ | |
| 36 | AARCH64_LR_REGNUM = AARCH64_X0_REGNUM + 30, /* Return address. */ | |
| 37 | AARCH64_SP_REGNUM, /* Stack pointer. */ | |
| 38 | AARCH64_PC_REGNUM, /* Program counter. */ | |
| 39 | AARCH64_CPSR_REGNUM, /* Current Program Status Register. */ | |
| 40 | AARCH64_V0_REGNUM, /* First fp/vec register. */ | |
| 41 | AARCH64_V31_REGNUM = AARCH64_V0_REGNUM + 31, /* Last fp/vec register. */ | |
| 42 | AARCH64_FPSR_REGNUM, /* Floating Point Status Register. */ | |
| 43 | AARCH64_FPCR_REGNUM, /* Floating Point Control Register. */ | |
| 44 | ||
| 45 | /* Other useful registers. */ | |
| 46 | AARCH64_LAST_X_ARG_REGNUM = AARCH64_X0_REGNUM + 7, | |
| 47 | AARCH64_STRUCT_RETURN_REGNUM = AARCH64_X0_REGNUM + 8, | |
| 48 | AARCH64_LAST_V_ARG_REGNUM = AARCH64_V0_REGNUM + 7 | |
| 49 | }; | |
| 50 | ||
| 51 | #define AARCH64_X_REGS_NUM 31 | |
| 52 | #define AARCH64_V_REGS_NUM 32 | |
| 53 | #define AARCH64_NUM_REGS AARCH64_FPCR_REGNUM + 1 | |
| 54 | ||
| 95228a0d AH |
55 | /* Maximum supported VQ value. Increase if required. */ |
| 56 | #define AARCH64_MAX_SVE_VQ 16 | |
| 57 | ||
| cc628f3d | 58 | #endif /* ARCH_AARCH64_H */ |