x86_64.ld

   1 /* Default linker script, for normal executables */
   2 OUTPUT_FORMAT("elf64-x86-64", "elf64-x86-64", "elf64-x86-64")
   3 OUTPUT_ARCH(i386:x86-64)
   4 ENTRY(_start)
   5 SECTIONS
   6 {
   7   /* Read-only sections, merged into text segment: */
   8   . = 0x60000000 + SIZEOF_HEADERS;
   9   .interp         : { *(.interp) }
  10   .hash           : { *(.hash) }
  11   .dynsym         : { *(.dynsym) }
  12   .dynstr         : { *(.dynstr) }
  13   .gnu.version    : { *(.gnu.version) }
  14   .gnu.version_d  : { *(.gnu.version_d) }
  15   .gnu.version_r  : { *(.gnu.version_r) }
  16   .rel.init       : { *(.rel.init) }
  17   .rela.init      : { *(.rela.init) }
  18   .rel.text       : { *(.rel.text .rel.text.* .rel.gnu.linkonce.t.*) }
  19   .rela.text      : { *(.rela.text .rela.text.* .rela.gnu.linkonce.t.*) }
  20   .rel.fini       : { *(.rel.fini) }
  21   .rela.fini      : { *(.rela.fini) }
  22   .rel.rodata     : { *(.rel.rodata .rel.rodata.* .rel.gnu.linkonce.r.*) }
  23   .rela.rodata    : { *(.rela.rodata .rela.rodata.* .rela.gnu.linkonce.r.*) }
  24   .rel.data       : { *(.rel.data .rel.data.* .rel.gnu.linkonce.d.*) }
  25   .rela.data      : { *(.rela.data .rela.data.* .rela.gnu.linkonce.d.*) }
  26   .rel.tdata      : { *(.rel.tdata .rel.tdata.* .rel.gnu.linkonce.td.*) }
  27   .rela.tdata     : { *(.rela.tdata .rela.tdata.* .rela.gnu.linkonce.td.*) }
  28   .rel.tbss       : { *(.rel.tbss .rel.tbss.* .rel.gnu.linkonce.tb.*) }
  29   .rela.tbss      : { *(.rela.tbss .rela.tbss.* .rela.gnu.linkonce.tb.*) }
  30   .rel.ctors      : { *(.rel.ctors) }
  31   .rela.ctors     : { *(.rela.ctors) }
  32   .rel.dtors      : { *(.rel.dtors) }
  33   .rela.dtors     : { *(.rela.dtors) }
  34   .rel.got        : { *(.rel.got) }
  35   .rela.got       : { *(.rela.got) }
  36   .rel.bss        : { *(.rel.bss .rel.bss.* .rel.gnu.linkonce.b.*) }
  37   .rela.bss       : { *(.rela.bss .rela.bss.* .rela.gnu.linkonce.b.*) }
  38   .rel.plt      :
  39   {
  40     *(.rel.plt)
  41     PROVIDE (__rel_iplt_start = .);
  42     *(.rel.iplt)
  43     PROVIDE (__rel_iplt_end = .);
  44   }
  45   .rela.plt       :
  46   {
  47     *(.rela.plt)
  48     PROVIDE (__rela_iplt_start = .);
  49     *(.rela.iplt)
  50     PROVIDE (__rela_iplt_end = .);
  51   }
  52   .init           :
  53   {
  54     KEEP (*(.init))
  55   } =0x90909090
  56   .plt            : { *(.plt) }
  57   .text           :
  58   {
  59     *(.text .stub .text.* .gnu.linkonce.t.*)
  60     /* .gnu.warning sections are handled specially by elf32.em.  */
  61     *(.gnu.warning)
  62   } =0x90909090
  63   .fini           :
  64   {
  65     KEEP (*(.fini))
  66   } =0x90909090
  67   PROVIDE (__etext = .);
  68   PROVIDE (_etext = .);
  69   PROVIDE (etext = .);
  70   .rodata         : { *(.rodata .rodata.* .gnu.linkonce.r.*) }
  71   .rodata1        : { *(.rodata1) }
  72   .eh_frame_hdr : { *(.eh_frame_hdr) }
  73   /* Adjust the address for the data segment.  We want to adjust up to
  74      the same address within the page on the next page up.  */
  75   . = ALIGN (0x100000) - ((0x100000 - .) & (0x100000 - 1)); . = DATA_SEGMENT_ALIGN (0x100000, 0x1000);
  76   /* Ensure the __preinit_array_start label is properly aligned.  We
  77      could instead move the label definition inside the section, but
  78      the linker would then create the section even if it turns out to
  79      be empty, which isn't pretty.  */
  80   . = ALIGN(64 / 8);
  81   PROVIDE (__preinit_array_start = .);
  82   .preinit_array     : { *(.preinit_array) }
  83   PROVIDE (__preinit_array_end = .);
  84   PROVIDE (__init_array_start = .);
  85   .init_array     : { *(.init_array) }
  86   PROVIDE (__init_array_end = .);
  87   PROVIDE (__fini_array_start = .);
  88   .fini_array     : { *(.fini_array) }
  89   PROVIDE (__fini_array_end = .);
  90   .data           :
  91   {
  92     *(.data .data.* .gnu.linkonce.d.*)
  93     SORT(CONSTRUCTORS)
  94   }
  95   .data1          : { *(.data1) }
  96   .tdata          : { *(.tdata .tdata.* .gnu.linkonce.td.*) }
  97   .tbss           : { *(.tbss .tbss.* .gnu.linkonce.tb.*) *(.tcommon) }
  98   .eh_frame       : { KEEP (*(.eh_frame)) }
  99   .gcc_except_table   : { *(.gcc_except_table) }
 100   .dynamic        : { *(.dynamic) }
 101   .ctors          :
 102   {
 103     /* gcc uses crtbegin.o to find the start of
 104        the constructors, so we make sure it is
 105        first.  Because this is a wildcard, it
 106        doesn't matter if the user does not
 107        actually link against crtbegin.o; the
 108        linker won't look for a file to match a
 109        wildcard.  The wildcard also means that it
 110        doesn't matter which directory crtbegin.o
 111        is in.  */
 112     KEEP (*crtbegin.o(.ctors))
 113     /* We don't want to include the .ctor section from
 114        from the crtend.o file until after the sorted ctors.
 115        The .ctor section from the crtend file contains the
 116        end of ctors marker and it must be last */
 117     KEEP (*(EXCLUDE_FILE (*crtend.o ) .ctors))
 118     KEEP (*(SORT(.ctors.*)))
 119     KEEP (*(.ctors))
 120   }
 121   .dtors          :
 122   {
 123     KEEP (*crtbegin.o(.dtors))
 124     KEEP (*(EXCLUDE_FILE (*crtend.o ) .dtors))
 125     KEEP (*(SORT(.dtors.*)))
 126     KEEP (*(.dtors))
 127   }
 128   .jcr            : { KEEP (*(.jcr)) }
 129   .got            : { *(.got.plt) *(.got) }
 130   _edata = .;
 131   PROVIDE (edata = .);
 132   __bss_start = .;
 133   .bss            :
 134   {
 135    *(.dynbss)
 136    *(.bss .bss.* .gnu.linkonce.b.*)
 137    *(COMMON)
 138    /* Align here to ensure that the .bss section occupies space up to
 139       _end.  Align after .bss to ensure correct alignment even if the
 140       .bss section disappears because there are no input sections.  */
 141    . = ALIGN(64 / 8);
 142   }
 143   . = ALIGN(64 / 8);
 144   _end = .;
 145   PROVIDE (end = .);
 146   . = DATA_SEGMENT_END (.);
 147   /* Stabs debugging sections.  */
 148   .stab          0 : { *(.stab) }
 149   .stabstr       0 : { *(.stabstr) }
 150   .stab.excl     0 : { *(.stab.excl) }
 151   .stab.exclstr  0 : { *(.stab.exclstr) }
 152   .stab.index    0 : { *(.stab.index) }
 153   .stab.indexstr 0 : { *(.stab.indexstr) }
 154   .comment       0 : { *(.comment) }
 155   /* DWARF debug sections.
 156      Symbols in the DWARF debugging sections are relative to the beginning
 157      of the section so we begin them at 0.  */
 158   /* DWARF 1 */
 159   .debug          0 : { *(.debug) }
 160   .line           0 : { *(.line) }
 161   /* GNU DWARF 1 extensions */
 162   .debug_srcinfo  0 : { *(.debug_srcinfo) }
 163   .debug_sfnames  0 : { *(.debug_sfnames) }
 164   /* DWARF 1.1 and DWARF 2 */
 165   .debug_aranges  0 : { *(.debug_aranges) }
 166   .debug_pubnames 0 : { *(.debug_pubnames) }
 167   /* DWARF 2 */
 168   .debug_info     0 : { *(.debug_info .gnu.linkonce.wi.*) }
 169   .debug_abbrev   0 : { *(.debug_abbrev) }
 170   .debug_line     0 : { *(.debug_line) }
 171   .debug_frame    0 : { *(.debug_frame) }
 172   .debug_str      0 : { *(.debug_str) }
 173   .debug_loc      0 : { *(.debug_loc) }
 174   .debug_macinfo  0 : { *(.debug_macinfo) }
 175   /* SGI/MIPS DWARF 2 extensions */
 176   .debug_weaknames 0 : { *(.debug_weaknames) }
 177   .debug_funcnames 0 : { *(.debug_funcnames) }
 178   .debug_typenames 0 : { *(.debug_typenames) }
 179   .debug_varnames  0 : { *(.debug_varnames) }
 180 }