/* GNU/Linux/aarch64 specific target description, for the remote server for GDB. Copyright (C) 2017-2020 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/>. */ #include "server.h" #include "linux-aarch64-tdesc.h" #include "tdesc.h" #include "arch/aarch64.h" #include "linux-aarch32-low.h" #include <inttypes.h> /* All possible aarch64 target descriptors. */ struct target_desc *tdesc_aarch64_list[AARCH64_MAX_SVE_VQ + 1][2/*pauth*/]; /* Create the aarch64 target description. */ const target_desc * aarch64_linux_read_description (uint64_t vq, bool pauth_p) { if (vq > AARCH64_MAX_SVE_VQ) error (_("VQ is %" PRIu64 ", maximum supported value is %d"), vq, AARCH64_MAX_SVE_VQ); struct target_desc *tdesc = tdesc_aarch64_list[vq][pauth_p]; if (tdesc == NULL) { tdesc = aarch64_create_target_description (vq, pauth_p); static const char *expedite_regs_aarch64[] = { "x29", "sp", "pc", NULL }; static const char *expedite_regs_aarch64_sve[] = { "x29", "sp", "pc", "vg", NULL }; if (vq == 0) init_target_desc (tdesc, expedite_regs_aarch64); else init_target_desc (tdesc, expedite_regs_aarch64_sve); tdesc_aarch64_list[vq][pauth_p] = tdesc; } return tdesc; }