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) } '
  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) } PROVIDE (__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) }'
  33 #OTHER_BSS_END_SYMBOLS='PROVIDE (__TLS_SIZE = SIZEOF (.tbss));'
  34 OTHER_BSS_END_SYMBOLS='PROVIDE (__TLS_SIZE = 0);'
  35
  36 # HPs use .dlt where systems use .got.  Sigh.
  37 OTHER_GOT_RELOC_SECTIONS='.rela.dlt : { *(.rela.dlt) }'
  38
  39 # We're not actually providing a symbol anymore (due to the inability to be
  40 # safe in regards to shared libraries). So we just allocate the hunk of space
  41 # unconditionally, but do not mess around with the symbol table.
  42 DATA_START_SYMBOLS='. += 16;'
  43
  44 # The linker is required to define these two symbols.
  45 EXECUTABLE_SYMBOLS='PROVIDE (__SYSTEM_ID = 0x214); PROVIDE (_FPU_STATUS = 0x0);'
  46 DATA_PLT=
  47
  48 # .dynamic should be at the start of the .text segment.
  49 TEXT_DYNAMIC=
  50
  51 # The PA64 ELF port needs two additional initializer sections and also wants
  52 # a start/end symbol pair for the .init and .fini sections.
  53 INIT_START='KEEP (*(.HP.init)); PROVIDE (__preinit_start = .); KEEP (*(.preinit)); PROVIDE (__preinit_end = .); PROVIDE (__init_start = .);'
  54 INIT_END='PROVIDE (__init_end = .);'
  55 FINI_START='PROVIDE (__fini_start = .);'
  56 FINI_END='PROVIDE (__fini_end = .);'