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a994fec4 | 1 | /* Definitions to target GDB to OpenRISC 1000 32-bit targets. |
e2882c85 | 2 | Copyright (C) 2008-2018 Free Software Foundation, Inc. |
a994fec4 FJ |
3 | |
4 | This file is part of GDB. | |
5 | ||
6 | This program is free software; you can redistribute it and/or modify it | |
7 | under the terms of the GNU General Public License as published by the Free | |
8 | Software Foundation; either version 3 of the License, or (at your option) | |
9 | any later version. | |
10 | ||
11 | This program is distributed in the hope that it will be useful, but WITHOUT | |
12 | ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
13 | FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for | |
14 | more details. | |
15 | ||
16 | You should have received a copy of the GNU General Public License along | |
17 | With this program. If not, see <http://www.gnu.org/licenses/>. */ | |
18 | ||
19 | ||
20 | #ifndef OR1K_TDEP__H | |
21 | #define OR1K_TDEP__H | |
22 | ||
23 | #ifndef TARGET_OR1K | |
24 | #define TARGET_OR1K | |
25 | #endif | |
26 | ||
27 | #include "opcodes/or1k-desc.h" | |
28 | #include "opcodes/or1k-opc.h" | |
29 | ||
30 | /* General Purpose Registers */ | |
31 | #define OR1K_ZERO_REGNUM 0 | |
32 | #define OR1K_SP_REGNUM 1 | |
33 | #define OR1K_FP_REGNUM 2 | |
34 | #define OR1K_FIRST_ARG_REGNUM 3 | |
35 | #define OR1K_LAST_ARG_REGNUM 8 | |
36 | #define OR1K_LR_REGNUM 9 | |
37 | #define OR1K_FIRST_SAVED_REGNUM 10 | |
38 | #define OR1K_RV_REGNUM 11 | |
39 | #define OR1K_PPC_REGNUM (OR1K_MAX_GPR_REGS + 0) | |
40 | #define OR1K_NPC_REGNUM (OR1K_MAX_GPR_REGS + 1) | |
41 | #define OR1K_SR_REGNUM (OR1K_MAX_GPR_REGS + 2) | |
42 | ||
43 | /* Properties of the architecture. GDB mapping of registers is all the GPRs | |
44 | and SPRs followed by the PPC, NPC and SR at the end. Red zone is the area | |
45 | past the end of the stack reserved for exception handlers etc. */ | |
46 | ||
47 | #define OR1K_MAX_GPR_REGS 32 | |
48 | #define OR1K_NUM_PSEUDO_REGS 0 | |
49 | #define OR1K_NUM_REGS (OR1K_MAX_GPR_REGS + 3) | |
50 | #define OR1K_STACK_ALIGN 4 | |
51 | #define OR1K_INSTLEN 4 | |
52 | #define OR1K_INSTBITLEN (OR1K_INSTLEN * 8) | |
53 | #define OR1K_NUM_TAP_RECORDS 8 | |
54 | #define OR1K_FRAME_RED_ZONE_SIZE 2536 | |
55 | ||
56 | #endif /* OR1K_TDEP__H */ |