ld/emulparams/elf64hppa.sh

   1 SCRIPT_NAME=elf
   2 ELFSIZE=64
   3 OUTPUT_FORMAT="elf64-hppa"
   4 LIB_PATH=/usr/lib/pa20_64:/opt/langtools/lib/pa20_64
   5 TEXT_START_ADDR=0x4000000000001000
   6 DATA_ADDR=0x8000000000001000
   7
   8 # The HP dynamic linker actually requires you set the start of text and
   9 # data to some reasonable value.  Of course nobody knows what reasoanble
  10 # really is, so we just use the same values that HP's linker uses.
  11 SHLIB_TEXT_START_ADDR=0x4000000000001000
  12 SHLIB_DATA_ADDR=0x8000000000001000
  13
  14 TARGET_PAGE_SIZE=4096
  15 MAXPAGESIZE=4096
  16 ARCH=hppa
  17 MACHINE=hppa2.0w
  18 ENTRY="main"
  19 TEMPLATE_NAME=elf32
  20 GENERATE_SHLIB_SCRIPT=yes
  21 # We really want multiple .stub sections, one for each input .text section,
  22 # but for now this is good enough.
  23 OTHER_READONLY_SECTIONS='.PARISC.unwind : { *(.PARISC.unwind) } .stubs : { *(.stubs) }'
  24
  25 # The PA64 ELF port treats .plt sections differently than most.  We also have
  26 # to create a .opd section.  What most systems call the .got, we call the .dlt
  27 OTHER_READWRITE_SECTIONS='.opd : { *(.opd) } __gp = .; .plt : { *(.plt) } .dlt : { *(.dlt) }'
  28
  29 # The PA64 ELF port has two additional bss sections. huge bss and thread bss.
  30 # Make sure they end up in the appropriate location.  We also have to set
  31 # __TLS_SIZE to the size of the thread bss section.
  32 OTHER_BSS_SECTIONS='.hbss : { *(.hbss) } .tbss : { *(.tbss) } __TLS_SIZE = SIZEOF(.tbss);'
  33
  34 # HPs use .dlt where systems use .got.  Sigh.
  35 OTHER_GOT_RELOC_SECTIONS='.rela.dlt : { *(.rela.dlt) }'
  36
  37 # This does not have to be strictly the bottom of the text segment since
  38 # it is merely for performing relocations relative to a symbol that is not
  39 # going to be referenced in any other manner.
  40 #
  41 # If it was the true base of the text segment, then we could use it for
  42 # building unwinders instead of computing the base of the text segment
  43 # in the BFD backend.
  44 TEXT_START_SYMBOLS='__text_dummy = . ;'
  45 DATA_START_SYMBOLS='__hp_load_map = .; . += 16;'
  46
  47 # The linker is required to define these two symbols.
  48 EXECUTABLE_SYMBOLS='__SYSTEM_ID = 0x214; _FPU_STATUS = 0x0;'
  49 DATA_PLT=
  50
  51 # .dynamic should be at the start of the .text segment.
  52 TEXT_DYNAMIC=
  53
  54 # The PA64 ELF port needs two additional initializer sections and also wants
  55 # a start/end symbol pair for the .init and .fini sections.
  56 INIT_START='KEEP (*(.HP.init)); __preinit_start = .; KEEP (*(.preinit)); __preinit_end = .;__init_start = .;'
  57 INIT_END='__init_end = .;'
  58 FINI_START='__fini_start = .;'
  59 FINI_END='__fini_end = .;'