ld/emulparams/aarch64linux32.sh

   1 source_sh ${srcdir}/emulparams/dt-relr.sh
   2
   3 ARCH="aarch64:ilp32"
   4 MACHINE=
   5 NOP=0x1f2003d5
   6
   7 SCRIPT_NAME=elf
   8 ELFSIZE=32
   9 OUTPUT_FORMAT="elf32-littleaarch64"
  10 BIG_OUTPUT_FORMAT="elf32-bigaarch64"
  11 LITTLE_OUTPUT_FORMAT="elf32-littleaarch64"
  12 NO_REL_RELOCS=yes
  13
  14 TEMPLATE_NAME=elf
  15 EXTRA_EM_FILE=aarch64elf
  16
  17 GENERATE_SHLIB_SCRIPT=yes
  18 GENERATE_PIE_SCRIPT=yes
  19
  20 MAXPAGESIZE="CONSTANT (MAXPAGESIZE)"
  21 COMMONPAGESIZE="CONSTANT (COMMONPAGESIZE)"
  22 SEPARATE_GOTPLT=12
  23 IREL_IN_PLT=
  24
  25 TEXT_START_ADDR=0x400000
  26
  27 DATA_START_SYMBOLS='PROVIDE (__data_start = .);';
  28
  29 # AArch64 does not support .s* sections.
  30 NO_SMALL_DATA=yes
  31
  32 OTHER_BSS_SYMBOLS="${CREATE_SHLIB+PROVIDE (}__bss_start__ = .${CREATE_SHLIB+)};"
  33 OTHER_BSS_END_SYMBOLS="${CREATE_SHLIB+PROVIDE (}_bss_end__ = .${CREATE_SHLIB+)}; ${CREATE_SHLIB+PROVIDE (}__bss_end__ = .${CREATE_SHLIB+)};"
  34 OTHER_END_SYMBOLS="${CREATE_SHLIB+PROVIDE (}__end__ = .${CREATE_SHLIB+)};"
  35
  36 OTHER_SECTIONS='.note.gnu.arm.ident 0 : { KEEP (*(.note.gnu.arm.ident)) }'
  37 ATTRS_SECTIONS='.ARM.attributes 0 : { KEEP (*(.ARM.attributes)) KEEP (*(.gnu.attributes)) }'
  38 # Ensure each PLT entry is aligned to a cache line.
  39 PLT=".plt          ${RELOCATING-0} : ALIGN(16) { *(.plt)${RELOCATING+${IREL_IN_PLT+ *(.iplt)}} }"
  40
  41 # Linux modifies the default library search path to first include
  42 # a 32-bit specific directory.
  43 case "$target" in
  44   aarch64*-linux*)
  45     case "$EMULATION_NAME" in
  46       aarch64linux*) LIBPATH_SUFFIX=ilp32 ;;
  47     esac
  48     ;;
  49 esac
  50
  51 ELF_INTERPRETER_NAME=\"/lib/ld-linux-aarch64_ilp32.so.1\"