ld/emulparams/elf32bmip.sh

   1 # If you change this file, please also look at files which source this one:
   2 # elf32b4300.sh elf32bsmip.sh elf32btsmip.sh elf32ebmip.sh elf32lmip.sh
   3 # elf32ebmipvxworks.sh elf32elmipvxworks.sh
   4
   5 SCRIPT_NAME=elf
   6 OUTPUT_FORMAT="elf32-bigmips"
   7 BIG_OUTPUT_FORMAT="elf32-bigmips"
   8 LITTLE_OUTPUT_FORMAT="elf32-littlemips"
   9 TEXT_START_ADDR=0x0400000
  10 test -n "${EMBEDDED}" || DATA_ADDR=0x10000000
  11 MAXPAGESIZE="CONSTANT (MAXPAGESIZE)"
  12 COMMONPAGESIZE="CONSTANT (COMMONPAGESIZE)"
  13 SHLIB_TEXT_START_ADDR=0x5ffe0000
  14 TEXT_DYNAMIC=
  15 INITIAL_READONLY_SECTIONS=
  16 if test -z "${CREATE_SHLIB}"; then
  17   INITIAL_READONLY_SECTIONS=".interp       ${RELOCATING-0} : { *(.interp) }"
  18 fi
  19 INITIAL_READONLY_SECTIONS="${INITIAL_READONLY_SECTIONS}
  20   .MIPS.abiflags ${RELOCATING-0} : { *(.MIPS.abiflags) }
  21   .reginfo       ${RELOCATING-0} : { *(.reginfo) }
  22   .MIPS.xhash    ${RELOCATING-0} : { *(.MIPS.xhash) }
  23 "
  24 OTHER_TEXT_SECTIONS='*(.mips16.fn.*) *(.mips16.call.*)'
  25 # Unlike most targets, the MIPS backend puts all dynamic relocations
  26 # in a single dynobj section, which it also calls ".rel.dyn".  It does
  27 # this so that it can easily sort all dynamic relocations before the
  28 # output section has been populated.
  29 OTHER_GOT_RELOC_SECTIONS="
  30   .rel.dyn      ${RELOCATING-0} : { *(.rel.dyn) }
  31 "
  32 # If the output has a GOT section, there must be exactly 0x7ff0 bytes
  33 # between .got and _gp.
  34 OTHER_GOT_SYMBOLS='HIDDEN (_gp = ALIGN (16) + 0x7ff0);'
  35
  36 # .got.plt is only used for the PLT psABI extension.  It should not be
  37 # included in the .sdata block with .got, as there is no need to access
  38 # the section from _gp.  Note that the traditional:
  39 #
  40 #      . = .
  41 #      _gp = ALIGN (16) + 0x7ff0;
  42 #      .got : { *(.got.plt) *(.got) }
  43 #
  44 # would set _gp to the wrong value; _gp - 0x7ff0 must point to the start
  45 # of *(.got).
  46 GOT=".got          ${RELOCATING-0} : { *(.got) }"
  47 unset OTHER_READWRITE_SECTIONS
  48 unset OTHER_RELRO_SECTIONS
  49 if test -n "$RELRO_NOW"; then
  50   OTHER_RELRO_SECTIONS=".got.plt      ${RELOCATING-0} : { *(.got.plt) }"
  51 else
  52   OTHER_READWRITE_SECTIONS=".got.plt      ${RELOCATING-0} : { *(.got.plt) }"
  53 fi
  54
  55 OTHER_SDATA_SECTIONS="
  56   .lit8         ${RELOCATING-0} : { *(.lit8) }
  57   .lit4         ${RELOCATING-0} : { *(.lit4) }
  58 "
  59 TEXT_START_SYMBOLS="${CREATE_SHLIB+PROVIDE (}_ftext = .${CREATE_SHLIB+)};"
  60 DATA_START_SYMBOLS="${CREATE_SHLIB+PROVIDE (}_fdata = .${CREATE_SHLIB+)};"
  61 OTHER_BSS_SYMBOLS="${CREATE_SHLIB+PROVIDE (}_fbss = .${CREATE_SHLIB+)};"
  62 OTHER_SECTIONS="
  63   .gptab.sdata : {${RELOCATING+ *(.gptab.data)} *(.gptab.sdata) }
  64   .gptab.sbss : {${RELOCATING+ *(.gptab.bss)} *(.gptab.sbss) }
  65   .mdebug.abi32 0 : { KEEP(*(.mdebug.abi32)) }
  66   .mdebug.abiN32 0 : { KEEP(*(.mdebug.abiN32)) }
  67   .mdebug.abi64 0 : { KEEP(*(.mdebug.abi64)) }
  68   .mdebug.abiO64 0 : { KEEP(*(.mdebug.abiO64)) }
  69   .mdebug.eabi32 0 : { KEEP(*(.mdebug.eabi32)) }
  70   .mdebug.eabi64 0 : { KEEP(*(.mdebug.eabi64)) }
  71   .gcc_compiled_long32 0 : { KEEP(*(.gcc_compiled_long32)) }
  72   .gcc_compiled_long64 0 : { KEEP(*(.gcc_compiled_long64)) }
  73 "
  74 ARCH=mips
  75 MACHINE=
  76 TEMPLATE_NAME=elf
  77 EXTRA_EM_FILE=mipself
  78 GENERATE_SHLIB_SCRIPT=yes
  79 GENERATE_PIE_SCRIPT=yes