diff options
Diffstat (limited to 'src/backends/ppc_cfi.c')
-rw-r--r-- | src/backends/ppc_cfi.c | 77 |
1 files changed, 0 insertions, 77 deletions
diff --git a/src/backends/ppc_cfi.c b/src/backends/ppc_cfi.c deleted file mode 100644 index 55169aef..00000000 --- a/src/backends/ppc_cfi.c +++ /dev/null @@ -1,77 +0,0 @@ -/* ppc ABI-specified defaults for DWARF CFI. - Copyright (C) 2012, 2013 Red Hat, Inc. - This file is part of elfutils. - - This file is free software; you can redistribute it and/or modify - it under the terms of either - - * the GNU Lesser General Public License as published by the Free - Software Foundation; either version 3 of the License, or (at - your option) any later version - - or - - * the GNU General Public License as published by the Free - Software Foundation; either version 2 of the License, or (at - your option) any later version - - or both in parallel, as here. - - elfutils 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 copies of the GNU General Public License and - the GNU Lesser General Public License along with this program. If - not, see <http://www.gnu.org/licenses/>. */ - -#ifdef HAVE_CONFIG_H -# include <config.h> -#endif - -#include <dwarf.h> - -#define BACKEND ppc_ -#include "libebl_CPU.h" - -int -ppc_abi_cfi (Ebl *ebl __attribute__ ((unused)), Dwarf_CIE *abi_info) -{ - static const uint8_t abi_cfi[] = - { - /* This instruction is provided in every CIE. It is not repeated here: - DW_CFA_def_cfa, ULEB128_7 (1), ULEB128_7 (0) */ - /* r1 is assumed to be restored from cfa adress, - r1 acts as a stack frame pointer. */ - DW_CFA_val_offset, ULEB128_7 (1), ULEB128_7 (0), - /* lr is not callee-saved but it needs to be preserved as it is pre-set - by the caller. */ - DW_CFA_same_value, ULEB128_7 (65), /* lr */ - - /* Callee-saved regs. */ -#define SV(n) DW_CFA_same_value, ULEB128_7 (n) - SV (2), /* r2 is TOC pointer. */ - SV (13), /* Reserved as system thread id (is it for CFI?). */ - /* r14-r31 are non-volatile registers. */ - SV (14), SV (15), SV (16), SV (17), SV (18), SV (19), SV (20), SV (21), - SV (22), SV (23), SV (24), SV (25), SV (26), SV (27), SV (28), SV (29), - SV (30), SV (31) - /* VMX registers v20-v31 and vrsave are non-volatile but they are - assigned DWARF registers 1144-1156 (v20-v31) which is outside of the - CFI supported range. */ -#undef SV - }; - - abi_info->initial_instructions = abi_cfi; - abi_info->initial_instructions_end = &abi_cfi[sizeof abi_cfi]; - abi_info->data_alignment_factor = ebl->class == ELFCLASS64 ? 8 : 4; - - abi_info->return_address_register = 65; - - return 0; -} - -__typeof (ppc_abi_cfi) - ppc64_abi_cfi - __attribute__ ((alias ("ppc_abi_cfi"))); |