ld/emulparams/elf64hppa.sh

   1 SCRIPT_NAME=elf64hppa
   2 ELFSIZE=64
   3 OUTPUT_FORMAT="elf64-hppa"
   4 NO_REL_RELOCS=yes
   5 TEXT_START_ADDR=0x4000000000001000
   6 DATA_ADDR=0x8000000000001000
   7 TARGET_PAGE_SIZE=4096
   8 MAXPAGESIZE="CONSTANT (MAXPAGESIZE)"
   9 LIB_PATH="=/usr/lib/pa20_64:=/opt/langtools/lib/pa20_64"
  10
  11 # The HP dynamic linker actually requires you set the start of text and
  12 # data to some reasonable value.  Of course nobody knows what reasoanble
  13 # really is, so we just use the same values that HP's linker uses.
  14 SHLIB_TEXT_START_ADDR=0x4000000000001000
  15 SHLIB_DATA_ADDR=0x8000000000001000
  16
  17 ARCH=hppa
  18 MACHINE=hppa2.0w
  19 ENTRY="main"
  20 TEMPLATE_NAME=elf32
  21 GENERATE_SHLIB_SCRIPT=yes
  22
  23 # We really want multiple .stub sections, one for each input .text section,
  24 # but for now this is good enough.
  25 OTHER_READONLY_SECTIONS="
  26   .PARISC.unwind ${RELOCATING-0} : { *(.PARISC.unwind) }"
  27
  28 # The PA64 ELF port treats .plt sections differently than most.  We also have
  29 # to create a .opd section.  What most systems call the .got, we call the .dlt
  30 OTHER_READWRITE_SECTIONS="
  31   .PARISC.pfa_count ${RELOCATING-0} : { *(.PARISC.pfa_count) }
  32   .PARISC.global ${RELOCATING-0} : { *(.PARISC.global) }
  33   .opd          ${RELOCATING-0} : { *(.opd) }
  34   ${RELOCATING+PROVIDE (__gp = .);}
  35   .plt          ${RELOCATING-0} : { *(.plt) }
  36   .dlt          ${RELOCATING-0} : { *(.dlt) }"
  37
  38 # The PA64 ELF port has an additional huge bss section.
  39 OTHER_BSS_SECTIONS="
  40   .PARISC.ansi.common ${RELOCATING-0} : { *(.PARISC.ansi.common) }
  41   .PARISC.huge.common ${RELOCATING-0} : { *(.PARISC.huge.common) }
  42   .hbss         ${RELOCATING-0} : { *(.hbss) }
  43   .tbss         ${RELOCATING-0} : { *(.tbss) }"
  44
  45 #OTHER_SYMBOLS='PROVIDE (__TLS_SIZE = SIZEOF (.tbss));'
  46 OTHER_SYMBOLS='
  47   PROVIDE (__TLS_SIZE = 0);
  48   PROVIDE (__TLS_INIT_SIZE = 0);
  49   PROVIDE (__TLS_INIT_START = 0);
  50   PROVIDE (__TLS_INIT_A = 0);
  51   PROVIDE (__TLS_PREALLOC_DTV_A = 0);'
  52
  53 # HPs use .dlt where systems use .got.  Sigh.
  54 OTHER_GOT_RELOC_SECTIONS="
  55   .rela.dlt     ${RELOCATING-0} : { *(.rela.dlt) }
  56   .rela.opd     ${RELOCATING-0} : { *(.rela.opd) }"
  57
  58 # We're not actually providing a symbol anymore (due to the inability to be
  59 # safe in regards to shared libraries). So we just allocate the hunk of space
  60 # unconditionally, but do not mess around with the symbol table.
  61 DATA_START_SYMBOLS='. += 16;'
  62
  63 DATA_PLT=
  64 PLT_BEFORE_GOT=
  65
  66 # .dynamic should be at the start of the .text segment.
  67 TEXT_DYNAMIC=
  68
  69 # The linker is required to define these two symbols.
  70 EXECUTABLE_SYMBOLS='PROVIDE (__SYSTEM_ID = 0x214); PROVIDE (_FPU_STATUS = 0x0);'
  71 # The PA64 ELF port needs two additional initializer sections and also wants
  72 # a start/end symbol pair for the .init and .fini sections.
  73 INIT_START='KEEP (*(.HP.init)); PROVIDE (__preinit_start = .); KEEP (*(.preinit)); PROVIDE (__preinit_end = .); PROVIDE (__init_start = .);'
  74 INIT_END='PROVIDE (__init_end = .);'
  75 FINI_START='PROVIDE (__fini_start = .);'
  76 FINI_END='PROVIDE (__fini_end = .);'