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- /* Architecture-dependent code for the Fujitsu FR-V, for GDB, the GNU Debugger.
- Copyright (C) 2004-2022 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 FRV_TDEP_H
- #define FRV_TDEP_H
- /* Enumerate the possible ABIs for FR-V. */
- enum frv_abi
- {
- FRV_ABI_EABI,
- FRV_ABI_FDPIC
- };
- /* Register numbers. The order in which these appear define the
- remote protocol, so take care in changing them. */
- enum {
- /* Register numbers 0 -- 63 are always reserved for general-purpose
- registers. The chip at hand may have less. */
- first_gpr_regnum = 0,
- sp_regnum = 1,
- fp_regnum = 2,
- struct_return_regnum = 3,
- last_gpr_regnum = 63,
- /* Register numbers 64 -- 127 are always reserved for floating-point
- registers. The chip at hand may have less. */
- first_fpr_regnum = 64,
- last_fpr_regnum = 127,
- /* The PC register. */
- pc_regnum = 128,
- /* Register numbers 129 on up are always reserved for special-purpose
- registers. */
- first_spr_regnum = 129,
- psr_regnum = 129,
- ccr_regnum = 130,
- cccr_regnum = 131,
- fdpic_loadmap_exec_regnum = 132,
- fdpic_loadmap_interp_regnum = 133,
- tbr_regnum = 135,
- brr_regnum = 136,
- dbar0_regnum = 137,
- dbar1_regnum = 138,
- dbar2_regnum = 139,
- dbar3_regnum = 140,
- scr0_regnum = 141,
- scr1_regnum = 142,
- scr2_regnum = 143,
- scr3_regnum = 144,
- lr_regnum = 145,
- lcr_regnum = 146,
- iacc0h_regnum = 147,
- iacc0l_regnum = 148,
- fsr0_regnum = 149,
- acc0_regnum = 150,
- acc7_regnum = 157,
- accg0123_regnum = 158,
- accg4567_regnum = 159,
- msr0_regnum = 160,
- msr1_regnum = 161,
- gner0_regnum = 162,
- gner1_regnum = 163,
- fner0_regnum = 164,
- fner1_regnum = 165,
- last_spr_regnum = 165,
- /* The total number of registers we know exist. */
- frv_num_regs = last_spr_regnum + 1,
- /* Pseudo registers */
- first_pseudo_regnum = frv_num_regs,
- /* iacc0 - the 64-bit concatenation of iacc0h and iacc0l. */
- iacc0_regnum = first_pseudo_regnum + 0,
- accg0_regnum = first_pseudo_regnum + 1,
- accg7_regnum = accg0_regnum + 7,
- last_pseudo_regnum = accg7_regnum,
- frv_num_pseudo_regs = last_pseudo_regnum - first_pseudo_regnum + 1,
- };
- /* Return the FR-V ABI associated with GDBARCH. */
- enum frv_abi frv_abi (struct gdbarch *gdbarch);
- /* Fetch the interpreter and executable loadmap addresses (for shared
- library support) for the FDPIC ABI. Return 0 if successful, -1 if
- not. (E.g, -1 will be returned if the ABI isn't the FDPIC ABI.) */
- int frv_fdpic_loadmap_addresses (struct gdbarch *gdbarch,
- CORE_ADDR *interp_addr, CORE_ADDR *exec_addr);
- /* Given a function entry point, find and return the GOT address for the
- containing load module. */
- CORE_ADDR frv_fdpic_find_global_pointer (CORE_ADDR addr);
- /* Given a function entry point, find and return the canonical descriptor
- for that function, if one exists. If no canonical descriptor could
- be found, return 0. */
- CORE_ADDR frv_fdpic_find_canonical_descriptor (CORE_ADDR entry_point);
- /* Given an objfile, return the address of its link map. This value is
- needed for TLS support. */
- CORE_ADDR frv_fetch_objfile_link_map (struct objfile *objfile);
- struct target_so_ops;
- extern struct target_so_ops frv_so_ops;
- #endif /* FRV_TDEP_H */
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