ld/emulparams/elf32ppccommon.sh

   1 # The PLT-agnostic parts of a generic 32-bit ELF PowerPC target.  Included by:
   2 # elf32ppc.sh elf32ppcvxworks.sh
   3 TEMPLATE_NAME=elf32
   4 GENERATE_SHLIB_SCRIPT=yes
   5 GENERATE_PIE_SCRIPT=yes
   6 SCRIPT_NAME=elf
   7 OUTPUT_FORMAT="elf32-powerpc"
   8 NO_REL_RELOCS=yes
   9 TEXT_START_ADDR=0x01800000
  10 MAXPAGESIZE="CONSTANT (MAXPAGESIZE)"
  11 COMMONPAGESIZE="CONSTANT (COMMONPAGESIZE)"
  12 ARCH=powerpc:common
  13 MACHINE=
  14 EXECUTABLE_SYMBOLS='PROVIDE (__stack = 0); PROVIDE (___stack = 0);'
  15 if test -z "${CREATE_SHLIB}"; then
  16   SDATA_START_SYMBOLS="PROVIDE (_SDA_BASE_ = 32768);"
  17   SDATA2_START_SYMBOLS="PROVIDE (_SDA2_BASE_ = 32768);"
  18   SBSS_START_SYMBOLS="PROVIDE (__sbss_start = .); PROVIDE (___sbss_start = .);"
  19   SBSS_END_SYMBOLS="PROVIDE (__sbss_end = .); PROVIDE (___sbss_end = .);"
  20 else
  21   unset SDATA_START_SYMBOLS
  22   unset SDATA2_START_SYMBOLS
  23   unset SBSS_START_SYMBOLS
  24   unset SBSS_END_SYMBOLS
  25 fi
  26 OTHER_END_SYMBOLS="__end = .;"
  27 OTHER_RELRO_SECTIONS="
  28   .fixup        ${RELOCATING-0} : { *(.fixup) }
  29   .got1         ${RELOCATING-0} : { *(.got1) }
  30   .got2         ${RELOCATING-0} : { *(.got2) }
  31 "
  32 OTHER_GOT_RELOC_SECTIONS="
  33   .rela.got1         ${RELOCATING-0} : { *(.rela.got1) }
  34   .rela.got2         ${RELOCATING-0} : { *(.rela.got2) }
  35 "
  36
  37 # Treat a host that matches the target with the possible exception of "64"
  38 # in the name as if it were native.
  39 if test `echo "$host" | sed -e s/64//` = `echo "$target" | sed -e s/64//`; then
  40   case " $EMULATION_LIBPATH " in
  41     *" ${EMULATION_NAME} "*)
  42       NATIVE=yes
  43       ;;
  44   esac
  45 fi
  46
  47 # Look for 64 bit target libraries in /lib64, /usr/lib64 etc., first.
  48 case "$EMULATION_NAME" in
  49   *64*) LIBPATH_SUFFIX=64 ;;
  50 esac