ld/emulparams/elf64alpha.sh

   1 ENTRY=_start
   2 SCRIPT_NAME=elf
   3 ELFSIZE=64
   4 TEMPLATE_NAME=elf32
   5 OUTPUT_FORMAT="elf64-alpha"
   6 TEXT_START_ADDR="0x120000000"
   7 MAXPAGESIZE=0x10000
   8 COMMONPAGESIZE=0x2000
   9 NONPAGED_TEXT_START_ADDR="0x120000000"
  10 ARCH=alpha
  11 MACHINE=
  12 GENERATE_SHLIB_SCRIPT=yes
  13 DATA_PLT=
  14 # Note that the number is always big-endian, thus we have to
  15 # reverse the digit string.
  16 NOP=0x0000fe2f1f04ff47          # unop; nop
  17
  18 OTHER_READONLY_SECTIONS="
  19   .reginfo      ${RELOCATING-0} : { *(.reginfo) }"
  20
  21 # This code gets inserted into the generic elf32.sc linker script
  22 # and allows us to define our own command line switches.
  23 PARSE_AND_LIST_PROLOGUE='
  24 #define OPTION_TASO            300
  25 /* Set the start address as in the Tru64 ld */
  26 #define ALPHA_TEXT_START_32BIT 0x12000000
  27
  28 static int elf64alpha_32bit = 0;
  29
  30 struct ld_emulation_xfer_struct ld_elf64alpha_emulation;
  31 static void gld_elf64alpha_finish PARAMS ((void));
  32 '
  33
  34 PARSE_AND_LIST_LONGOPTS='
  35   {"taso", no_argument, NULL, OPTION_TASO},
  36 '
  37
  38 PARSE_AND_LIST_OPTIONS='
  39   fprintf (file, _("  -taso\t\t\tLoad executable in the lower 31-bit addressable\n"));
  40   fprintf (file, _("\t\t\t  virtual address range\n"));
  41 '
  42
  43 PARSE_AND_LIST_ARGS_CASES='
  44     case EOF:
  45       if (elf64alpha_32bit && !link_info.shared && !link_info.relocateable)
  46         {
  47           lang_section_start (".interp",
  48                               exp_binop ('\''+'\'',
  49                                          exp_intop (ALPHA_TEXT_START_32BIT),
  50                                          exp_nameop (SIZEOF_HEADERS, NULL)));
  51           ld_elf64alpha_emulation.finish = gld_elf64alpha_finish;
  52         }
  53       return 0;
  54
  55     case OPTION_TASO:
  56       elf64alpha_32bit = 1;
  57       break;
  58 '
  59
  60 PARSE_AND_LIST_EPILOGUE='
  61 #include "elf/internal.h"
  62 #include "elf/alpha.h"
  63 #include "elf-bfd.h"
  64
  65 static void
  66 gld_elf64alpha_finish()
  67 {
  68   elf_elfheader (output_bfd)->e_flags |= EF_ALPHA_32BIT;
  69 }
  70 '