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      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="PROVIDE_HIDDEN (__eprol = .); ${CREATE_SHLIB+PROVIDE (}_ftext = .${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
     80