ld/emulparams/elf32lriscv-defs.sh

   1 # This is an ELF platform.
   2 SCRIPT_NAME=elf
   3 ARCH=riscv
   4 NO_REL_RELOCS=yes
   5
   6 TEMPLATE_NAME=elf
   7 EXTRA_EM_FILE=riscvelf
   8
   9 ELFSIZE=32
  10
  11 if test `echo "$host" | sed -e s/64//` = `echo "$target" | sed -e s/64//`; then
  12   case " $EMULATION_LIBPATH " in
  13     *" ${EMULATION_NAME} "*)
  14       NATIVE=yes
  15       ;;
  16   esac
  17 fi
  18
  19 # Enable shared library support for everything except an embedded elf target.
  20 case "$target" in
  21   riscv*-elf)
  22     ;;
  23   *)
  24     GENERATE_SHLIB_SCRIPT=yes
  25     GENERATE_PIE_SCRIPT=yes
  26     ;;
  27 esac
  28
  29 IREL_IN_PLT=
  30 TEXT_START_ADDR=0x10000
  31 MAXPAGESIZE="CONSTANT (MAXPAGESIZE)"
  32 COMMONPAGESIZE="CONSTANT (COMMONPAGESIZE)"
  33
  34 DATA_START_SYMBOLS="${CREATE_SHLIB-__DATA_BEGIN__ = .;}"
  35
  36 SDATA_START_SYMBOLS="${CREATE_SHLIB-__SDATA_BEGIN__ = .;}
  37     *(.srodata.cst16) *(.srodata.cst8) *(.srodata.cst4) *(.srodata.cst2) *(.srodata .srodata.*)"
  38
  39 INITIAL_READONLY_SECTIONS=".interp         : { *(.interp) } ${CREATE_PIE-${INITIAL_READONLY_SECTIONS}}"
  40 INITIAL_READONLY_SECTIONS="${RELOCATING+${CREATE_SHLIB-${INITIAL_READONLY_SECTIONS}}}"
  41
  42 # We must cover as much of sdata as possible if it exists.  If sdata+bss is
  43 # smaller than 0x1000 then we should start from bss end to cover as much of
  44 # the program as possible.  But we can't allow gp to cover any of rodata, as
  45 # the address of variables in rodata may change during relaxation, so we start
  46 # from data in that case.
  47 OTHER_END_SYMBOLS="${CREATE_SHLIB-__BSS_END__ = .;
  48     __global_pointer$ = MIN(__SDATA_BEGIN__ + 0x800,
  49                             MAX(__DATA_BEGIN__ + 0x800, __BSS_END__ - 0x800));}"
  50
  51 # Put .got before .data
  52 DATA_GOT=" "
  53 SEPARATE_GOTPLT="SIZEOF (.got.plt) >= 8 ? 8 : 0"