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1 : : /* m68k ABI-specified defaults for DWARF CFI. 2 : : This file is part of elfutils. 3 : : 4 : : This file is free software; you can redistribute it and/or modify 5 : : it under the terms of either 6 : : 7 : : * the GNU Lesser General Public License as published by the Free 8 : : Software Foundation; either version 3 of the License, or (at 9 : : your option) any later version 10 : : 11 : : or 12 : : 13 : : * the GNU General Public License as published by the Free 14 : : Software Foundation; either version 2 of the License, or (at 15 : : your option) any later version 16 : : 17 : : or both in parallel, as here. 18 : : 19 : : elfutils is distributed in the hope that it will be useful, but 20 : : WITHOUT ANY WARRANTY; without even the implied warranty of 21 : : MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 22 : : General Public License for more details. 23 : : 24 : : You should have received copies of the GNU General Public License and 25 : : the GNU Lesser General Public License along with this program. If 26 : : not, see <http://www.gnu.org/licenses/>. */ 27 : : 28 : : #ifdef HAVE_CONFIG_H 29 : : # include <config.h> 30 : : #endif 31 : : 32 : : #include <dwarf.h> 33 : : 34 : : #define BACKEND m68k_ 35 : : #include "libebl_CPU.h" 36 : : 37 : : int 38 : 0 : m68k_abi_cfi (Ebl *ebl __attribute__ ((unused)), Dwarf_CIE *abi_info) 39 : : { 40 : 0 : static const uint8_t abi_cfi[] = 41 : : { 42 : : #define SV(n) DW_CFA_same_value, ULEB128_7 (n) 43 : : /* Call-saved registers %d2-%d7, %a2-%a6. */ 44 : : SV (2), SV (3), SV (4), SV (5), SV (6), SV (7), 45 : : SV (10), SV (11), SV (12), SV (13), SV (14), 46 : : 47 : : /* The CFA is the SP. */ 48 : : DW_CFA_val_offset, ULEB128_7 (15), ULEB128_7 (0), 49 : : }; 50 : : 51 : 0 : abi_info->initial_instructions = abi_cfi; 52 : 0 : abi_info->initial_instructions_end = &abi_cfi[sizeof abi_cfi]; 53 : 0 : abi_info->data_alignment_factor = -4; 54 : : 55 : 0 : abi_info->return_address_register = 24; /* %pc */ 56 : : 57 : 0 : return 0; 58 : : }