# If you change this file, please also look at files which source this one: # elf64bmip.sh elf64btsmip.sh elf32btsmipn32.sh elf32bmipn32.sh # This is an ELF platform. SCRIPT_NAME=elf # Handle both big- and little-ended 32-bit MIPS objects. ARCH=mips OUTPUT_FORMAT="elf32-bigmips" BIG_OUTPUT_FORMAT="elf32-bigmips" LITTLE_OUTPUT_FORMAT="elf32-littlemips" TEMPLATE_NAME=elf32 EXTRA_EM_FILE=mipself case "$EMULATION_NAME" in elf32*n32*) ELFSIZE=32 ;; elf64*) ELFSIZE=64 ;; *) echo $0: unhandled emulation $EMULATION_NAME >&2; exit 1 ;; esac if test `echo "$host" | sed -e s/64//` = `echo "$target" | sed -e s/64//`; then case " $EMULATION_LIBPATH " in *" ${EMULATION_NAME} "*) NATIVE=yes ;; esac fi # Look for 64 bit target libraries in /lib64, /usr/lib64 etc., first. LIBPATH_SUFFIX=$ELFSIZE GENERATE_SHLIB_SCRIPT=yes GENERATE_PIE_SCRIPT=yes TEXT_START_ADDR=0x10000000 MAXPAGESIZE="CONSTANT (MAXPAGESIZE)" ENTRY=__start # Unlike most targets, the MIPS backend puts all dynamic relocations # in a single dynobj section, which it also calls ".rel.dyn". It does # this so that it can easily sort all dynamic relocations before the # output section has been populated. OTHER_GOT_RELOC_SECTIONS=" .rel.dyn ${RELOCATING-0} : { *(.rel.dyn) } " # GOT-related settings. # If the output has a GOT section, there must be exactly 0x7ff0 bytes # between .got and _gp. The ". = ." below stops the orphan code from # inserting other sections between the assignment to _gp and the start # of .got. OTHER_GOT_SYMBOLS=' . = .; HIDDEN (_gp = ALIGN (16) + 0x7ff0); ' # .got.plt is only used for the PLT psABI extension. It should not be # included in the .sdata block with .got, as there is no need to access # the section from _gp. Note that the traditional: # # . = . # _gp = ALIGN (16) + 0x7ff0; # .got : { *(.got.plt) *(.got) } # # would set _gp to the wrong value; _gp - 0x7ff0 must point to the start # of *(.got). GOT=".got ${RELOCATING-0} : { *(.got) }" unset OTHER_READWRITE_SECTIONS unset OTHER_RELRO_SECTIONS if test -n "$RELRO_NOW"; then OTHER_RELRO_SECTIONS=".got.plt ${RELOCATING-0} : { *(.got.plt) }" else OTHER_READWRITE_SECTIONS=".got.plt ${RELOCATING-0} : { *(.got.plt) }" fi OTHER_SDATA_SECTIONS=" .lit8 ${RELOCATING-0} : { *(.lit8) } .lit4 ${RELOCATING-0} : { *(.lit4) } .srdata ${RELOCATING-0} : { *(.srdata) } " # Magic symbols. TEXT_START_SYMBOLS='_ftext = . ;' DATA_START_SYMBOLS='_fdata = . ;' OTHER_BSS_SYMBOLS='_fbss = .;' INITIAL_READONLY_SECTIONS= if test -z "${CREATE_SHLIB}"; then INITIAL_READONLY_SECTIONS=".interp ${RELOCATING-0} : { *(.interp) }" fi INITIAL_READONLY_SECTIONS="${INITIAL_READONLY_SECTIONS} .MIPS.abiflags ${RELOCATING-0} : { *(.MIPS.abiflags) } .reginfo ${RELOCATING-0} : { *(.reginfo) }" # Discard any .MIPS.content* or .MIPS.events* sections. The linker # doesn't know how to adjust them. OTHER_SECTIONS="/DISCARD/ : { *(.MIPS.content*) *(.MIPS.events*) }" TEXT_DYNAMIC=