ld/emulparams/elf32bmipn32-defs.sh

   1 # If you change this file, please also look at files which source this one:
   2 # elf64bmip.sh elf64btsmip.sh elf32btsmipn32.sh elf32bmipn32.sh
   3
   4 # This is an ELF platform.
   5 SCRIPT_NAME=elf
   6
   7 # Handle both big- and little-ended 32-bit MIPS objects.
   8 ARCH=mips
   9 OUTPUT_FORMAT="elf32-bigmips"
  10 BIG_OUTPUT_FORMAT="elf32-bigmips"
  11 LITTLE_OUTPUT_FORMAT="elf32-littlemips"
  12
  13 TEMPLATE_NAME=elf32
  14 EXTRA_EM_FILE=mipself
  15
  16 case "$EMULATION_NAME" in
  17 elf32*n32*) ELFSIZE=32 ;;
  18 elf64*) ELFSIZE=64 ;;
  19 *) echo $0: unhandled emulation $EMULATION_NAME >&2; exit 1 ;;
  20 esac
  21
  22 if test `echo "$host" | sed -e s/64//` = `echo "$target" | sed -e s/64//`; then
  23   case " $EMULATION_LIBPATH " in
  24     *" ${EMULATION_NAME} "*)
  25       NATIVE=yes
  26       ;;
  27   esac
  28 fi
  29
  30 # Look for 64 bit target libraries in /lib64, /usr/lib64 etc., first.
  31 LIBPATH_SUFFIX=$ELFSIZE
  32
  33 GENERATE_SHLIB_SCRIPT=yes
  34 GENERATE_PIE_SCRIPT=yes
  35
  36 TEXT_START_ADDR=0x10000000
  37 MAXPAGESIZE="CONSTANT (MAXPAGESIZE)"
  38 ENTRY=__start
  39
  40 # GOT-related settings.
  41 # If the output has a GOT section, there must be exactly 0x7ff0 bytes
  42 # between .got and _gp.  The ". = ." below stops the orphan code from
  43 # inserting other sections between the assignment to _gp and the start
  44 # of .got.
  45 OTHER_GOT_SYMBOLS='
  46   . = .;
  47   _gp = ALIGN(16) + 0x7ff0;
  48 '
  49 OTHER_SDATA_SECTIONS="
  50   .lit8         ${RELOCATING-0} : { *(.lit8) }
  51   .lit4         ${RELOCATING-0} : { *(.lit4) }
  52   .srdata       ${RELOCATING-0} : { *(.srdata) }
  53 "
  54
  55 # Magic symbols.
  56 TEXT_START_SYMBOLS='_ftext = . ;'
  57 DATA_START_SYMBOLS='_fdata = . ;'
  58 OTHER_BSS_SYMBOLS='_fbss = .;'
  59
  60 INITIAL_READONLY_SECTIONS=
  61 if test -z "${CREATE_SHLIB}"; then
  62   INITIAL_READONLY_SECTIONS=".interp       ${RELOCATING-0} : { *(.interp) }"
  63 fi
  64 INITIAL_READONLY_SECTIONS="${INITIAL_READONLY_SECTIONS}
  65   .reginfo      ${RELOCATING-0} : { *(.reginfo) }"
  66 # Discard any .MIPS.content* or .MIPS.events* sections.  The linker
  67 # doesn't know how to adjust them.
  68 OTHER_SECTIONS="/DISCARD/ : { *(.MIPS.content*) *(.MIPS.events*) }"
  69
  70 TEXT_DYNAMIC=