mirror of
https://sourceware.org/git/binutils-gdb.git
synced 2024-11-27 03:51:15 +08:00
c9cf7bdfe5
Extend the 64bit DT_RELR support to work on 32bit ELF too. For this only a few changes were needed in the sizing and creation of the relr relocations.
52 lines
1.5 KiB
Bash
52 lines
1.5 KiB
Bash
source_sh ${srcdir}/emulparams/dt-relr.sh
|
|
|
|
ARCH="aarch64:ilp32"
|
|
MACHINE=
|
|
NOP=0x1f2003d5
|
|
|
|
SCRIPT_NAME=elf
|
|
ELFSIZE=32
|
|
OUTPUT_FORMAT="elf32-littleaarch64"
|
|
BIG_OUTPUT_FORMAT="elf32-bigaarch64"
|
|
LITTLE_OUTPUT_FORMAT="elf32-littleaarch64"
|
|
NO_REL_RELOCS=yes
|
|
|
|
TEMPLATE_NAME=elf
|
|
EXTRA_EM_FILE=aarch64elf
|
|
|
|
GENERATE_SHLIB_SCRIPT=yes
|
|
GENERATE_PIE_SCRIPT=yes
|
|
|
|
MAXPAGESIZE="CONSTANT (MAXPAGESIZE)"
|
|
COMMONPAGESIZE="CONSTANT (COMMONPAGESIZE)"
|
|
SEPARATE_GOTPLT=12
|
|
IREL_IN_PLT=
|
|
|
|
TEXT_START_ADDR=0x400000
|
|
|
|
DATA_START_SYMBOLS='PROVIDE (__data_start = .);';
|
|
|
|
# AArch64 does not support .s* sections.
|
|
NO_SMALL_DATA=yes
|
|
|
|
OTHER_BSS_SYMBOLS="${CREATE_SHLIB+PROVIDE (}__bss_start__ = .${CREATE_SHLIB+)};"
|
|
OTHER_BSS_END_SYMBOLS="${CREATE_SHLIB+PROVIDE (}_bss_end__ = .${CREATE_SHLIB+)}; ${CREATE_SHLIB+PROVIDE (}__bss_end__ = .${CREATE_SHLIB+)};"
|
|
OTHER_END_SYMBOLS="${CREATE_SHLIB+PROVIDE (}__end__ = .${CREATE_SHLIB+)};"
|
|
|
|
OTHER_SECTIONS='.note.gnu.arm.ident 0 : { KEEP (*(.note.gnu.arm.ident)) }'
|
|
ATTRS_SECTIONS='.ARM.attributes 0 : { KEEP (*(.ARM.attributes)) KEEP (*(.gnu.attributes)) }'
|
|
# Ensure each PLT entry is aligned to a cache line.
|
|
PLT=".plt ${RELOCATING-0} : ALIGN(16) { *(.plt)${RELOCATING+${IREL_IN_PLT+ *(.iplt)}} }"
|
|
|
|
# Linux modifies the default library search path to first include
|
|
# a 32-bit specific directory.
|
|
case "$target" in
|
|
aarch64*-linux*)
|
|
case "$EMULATION_NAME" in
|
|
aarch64linux*) LIBPATH_SUFFIX=ilp32 ;;
|
|
esac
|
|
;;
|
|
esac
|
|
|
|
ELF_INTERPRETER_NAME=\"/lib/ld-linux-aarch64_ilp32.so.1\"
|