| /* Copyright (C) 2019-2024 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 "linux-arm-tdesc.h" |
| |
| #include "tdesc.h" |
| #include "arch/arm.h" |
| #include <inttypes.h> |
| |
| /* All possible Arm target descriptors. */ |
| static struct target_desc *tdesc_arm_list[ARM_FP_TYPE_INVALID]; |
| |
| /* See linux-arm-tdesc.h. */ |
| |
| const target_desc * |
| arm_linux_read_description (arm_fp_type fp_type) |
| { |
| struct target_desc *tdesc = tdesc_arm_list[fp_type]; |
| |
| if (tdesc == nullptr) |
| { |
| tdesc = arm_create_target_description (fp_type, false); |
| |
| static const char *expedite_regs[] = { "r11", "sp", "pc", 0 }; |
| init_target_desc (tdesc, expedite_regs); |
| |
| tdesc_arm_list[fp_type] = tdesc; |
| } |
| |
| return tdesc; |
| } |
| |
| /* See linux-arm-tdesc.h. */ |
| |
| arm_fp_type |
| arm_linux_get_tdesc_fp_type (const target_desc *tdesc) |
| { |
| gdb_assert (tdesc != nullptr); |
| |
| /* Many of the tdesc_arm_list entries may not have been initialised yet. This |
| is ok, because tdesc must be one of the initialised ones. */ |
| for (int i = ARM_FP_TYPE_NONE; i < ARM_FP_TYPE_INVALID; i++) |
| { |
| if (tdesc == tdesc_arm_list[i]) |
| return (arm_fp_type) i; |
| } |
| |
| return ARM_FP_TYPE_INVALID; |
| } |