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- /* Definitions to target GDB to OpenRISC 1000 32-bit targets.
- Copyright (C) 2008-2022 Free Software Foundation, Inc.
- This file is part of GDB.
- This program is free software; you can redistribute it and/or modify it
- under the terms of the GNU General Public License as published by the Free
- Software Foundation; either version 3 of the License, or (at your option)
- any later version.
- This program is distributed in the hope that it will be useful, but WITHOUT
- ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
- FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
- more details.
- You should have received a copy of the GNU General Public License along
- With this program. If not, see <http://www.gnu.org/licenses/>. */
- #ifndef OR1K_TDEP_H
- #define OR1K_TDEP_H
- #ifndef TARGET_OR1K
- #define TARGET_OR1K
- #endif
- #include "opcodes/or1k-desc.h"
- #include "opcodes/or1k-opc.h"
- /* General Purpose Registers */
- #define OR1K_ZERO_REGNUM 0
- #define OR1K_SP_REGNUM 1
- #define OR1K_FP_REGNUM 2
- #define OR1K_FIRST_ARG_REGNUM 3
- #define OR1K_LAST_ARG_REGNUM 8
- #define OR1K_LR_REGNUM 9
- #define OR1K_FIRST_SAVED_REGNUM 10
- #define OR1K_RV_REGNUM 11
- #define OR1K_PPC_REGNUM (OR1K_MAX_GPR_REGS + 0)
- #define OR1K_NPC_REGNUM (OR1K_MAX_GPR_REGS + 1)
- #define OR1K_SR_REGNUM (OR1K_MAX_GPR_REGS + 2)
- /* Properties of the architecture. GDB mapping of registers is all the GPRs
- and SPRs followed by the PPC, NPC and SR at the end. Red zone is the area
- past the end of the stack reserved for exception handlers etc. */
- #define OR1K_MAX_GPR_REGS 32
- #define OR1K_NUM_PSEUDO_REGS 0
- #define OR1K_NUM_REGS (OR1K_MAX_GPR_REGS + 3)
- #define OR1K_STACK_ALIGN 4
- #define OR1K_INSTLEN 4
- #define OR1K_INSTBITLEN (OR1K_INSTLEN * 8)
- #define OR1K_NUM_TAP_RECORDS 8
- #define OR1K_FRAME_RED_ZONE_SIZE 2536
- /* Single step based on where the current instruction will take us. */
- extern std::vector<CORE_ADDR> or1k_software_single_step
- (struct regcache *regcache);
- #endif /* OR1K_TDEP_H */
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