diff options
Diffstat (limited to 'patches/elfutils-0.176/mips_cfi.patch')
-rw-r--r-- | patches/elfutils-0.176/mips_cfi.patch | 114 |
1 files changed, 114 insertions, 0 deletions
diff --git a/patches/elfutils-0.176/mips_cfi.patch b/patches/elfutils-0.176/mips_cfi.patch new file mode 100644 index 000000000..8dada52c4 --- /dev/null +++ b/patches/elfutils-0.176/mips_cfi.patch @@ -0,0 +1,114 @@ +Description: Add MIPS ABI CFI callback +Author: Kurt Roeckx <kurt@roeckx.be> +Last-Update: 2018-12-30 + +Index: elfutils-0.175/backends/Makefile.am +=================================================================== +--- elfutils-0.175.orig/backends/Makefile.am ++++ elfutils-0.175/backends/Makefile.am +@@ -141,7 +141,7 @@ parisc_SRCS = parisc_init.c parisc_symbo + libebl_parisc_pic_a_SOURCES = $(parisc_SRCS) + am_libebl_parisc_pic_a_OBJECTS = $(parisc_SRCS:.c=.os) + +-mips_SRCS = mips_init.c mips_symbol.c mips_regs.c mips_retval.c ++mips_SRCS = mips_init.c mips_symbol.c mips_regs.c mips_retval.c mips_cfi.c + libebl_mips_pic_a_SOURCES = $(mips_SRCS) + am_libebl_mips_pic_a_OBJECTS = $(mips_SRCS:.c=.os) + +Index: elfutils-0.175/backends/mips_cfi.c +=================================================================== +--- /dev/null ++++ elfutils-0.175/backends/mips_cfi.c +@@ -0,0 +1,80 @@ ++/* MIPS ABI-specified defaults for DWARF CFI. ++ Copyright (C) 2018 Kurt Roeckx, 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 mips_ ++#include "libebl_CPU.h" ++ ++int ++mips_abi_cfi (Ebl *ebl __attribute__ ((unused)), Dwarf_CIE *abi_info) ++{ ++ static const uint8_t abi_cfi[] = ++ { ++ /* Call-saved regs. */ ++ DW_CFA_same_value, ULEB128_7 (16), /* $16 */ ++ DW_CFA_same_value, ULEB128_7 (17), /* $17 */ ++ DW_CFA_same_value, ULEB128_7 (18), /* $18 */ ++ DW_CFA_same_value, ULEB128_7 (19), /* $19 */ ++ DW_CFA_same_value, ULEB128_7 (20), /* $20 */ ++ DW_CFA_same_value, ULEB128_7 (21), /* $21 */ ++ DW_CFA_same_value, ULEB128_7 (22), /* $22 */ ++ DW_CFA_same_value, ULEB128_7 (23), /* $23 */ ++ DW_CFA_same_value, ULEB128_7 (28), /* $28 */ ++ DW_CFA_same_value, ULEB128_7 (29), /* $29 */ ++ DW_CFA_same_value, ULEB128_7 (30), /* $30 */ ++ ++ DW_CFA_same_value, ULEB128_7 (52), /* $f20 */ ++ DW_CFA_same_value, ULEB128_7 (53), /* $f21 */ ++ DW_CFA_same_value, ULEB128_7 (54), /* $f22 */ ++ DW_CFA_same_value, ULEB128_7 (55), /* $f23 */ ++ DW_CFA_same_value, ULEB128_7 (56), /* $f24 */ ++ DW_CFA_same_value, ULEB128_7 (57), /* $f25 */ ++ DW_CFA_same_value, ULEB128_7 (58), /* $f26 */ ++ DW_CFA_same_value, ULEB128_7 (59), /* $f27 */ ++ DW_CFA_same_value, ULEB128_7 (60), /* $f28 */ ++ DW_CFA_same_value, ULEB128_7 (61), /* $f29 */ ++ DW_CFA_same_value, ULEB128_7 (62), /* $f30 */ ++ DW_CFA_same_value, ULEB128_7 (63), /* $f31 */ ++ ++ /* The CFA is the SP. */ ++ DW_CFA_def_cfa, ULEB128_7 (29), ULEB128_7 (0), ++ }; ++ ++ abi_info->initial_instructions = abi_cfi; ++ abi_info->initial_instructions_end = &abi_cfi[sizeof abi_cfi]; ++ abi_info->data_alignment_factor = 4; ++ ++ abi_info->return_address_register = 31; /* $31 */ ++ ++ return 0; ++} +Index: elfutils-0.175/backends/mips_init.c +=================================================================== +--- elfutils-0.175.orig/backends/mips_init.c ++++ elfutils-0.175/backends/mips_init.c +@@ -50,6 +50,7 @@ mips_init (Elf *elf __attribute__ ((unus + HOOK (eh, reloc_simple_type); + HOOK (eh, return_value_location); + HOOK (eh, register_info); ++ HOOK (eh, abi_cfi); + + return MODVERSION; + } |