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      1 /* Script for ld --shared: link shared library */
      2 OUTPUT_FORMAT("elf64-x86-64", "elf64-x86-64",
      3 	      "elf64-x86-64")
      4 OUTPUT_ARCH(i386:x86-64)
      5 ENTRY(_start)
      6 SECTIONS
      7 {
      8   /* Read-only sections, merged into text segment: */
      9   . = 0 + SIZEOF_HEADERS;
     10   .note.gnu.build-id : { *(.note.gnu.build-id) }
     11   .hash           : { *(.hash) }
     12   .gnu.hash       : { *(.gnu.hash) }
     13   .dynsym         : { *(.dynsym) }
     14   .dynstr         : { *(.dynstr) }
     15   .gnu.version    : { *(.gnu.version) }
     16   .gnu.version_d  : { *(.gnu.version_d) }
     17   .gnu.version_r  : { *(.gnu.version_r) }
     18   .rela.init      : { *(.rela.init) }
     19   .rela.text      : { *(.rela.text .rela.text.* .rela.gnu.linkonce.t.*) }
     20   .rela.fini      : { *(.rela.fini) }
     21   .rela.rodata    : { *(.rela.rodata .rela.rodata.* .rela.gnu.linkonce.r.*) }
     22   .rela.data.rel.ro   : { *(.rela.data.rel.ro .rela.data.rel.ro.* .rela.gnu.linkonce.d.rel.ro.*) }
     23   .rela.data      : { *(.rela.data .rela.data.* .rela.gnu.linkonce.d.*) }
     24   .rela.tdata	  : { *(.rela.tdata .rela.tdata.* .rela.gnu.linkonce.td.*) }
     25   .rela.tbss	  : { *(.rela.tbss .rela.tbss.* .rela.gnu.linkonce.tb.*) }
     26   .rela.ctors     : { *(.rela.ctors) }
     27   .rela.dtors     : { *(.rela.dtors) }
     28   .rela.got       : { *(.rela.got) }
     29   .rela.bss       : { *(.rela.bss .rela.bss.* .rela.gnu.linkonce.b.*) }
     30   .rela.ldata     : { *(.rela.ldata .rela.ldata.* .rela.gnu.linkonce.l.*) }
     31   .rela.lbss      : { *(.rela.lbss .rela.lbss.* .rela.gnu.linkonce.lb.*) }
     32   .rela.lrodata   : { *(.rela.lrodata .rela.lrodata.* .rela.gnu.linkonce.lr.*) }
     33   .rela.ifunc     : { *(.rela.ifunc) }
     34   .rela.plt       :
     35     {
     36       *(.rela.plt)
     37       *(.rela.iplt)
     38     }
     39   .init           :
     40   {
     41     KEEP (*(SORT_NONE(.init)))
     42   }
     43   .plt            : { *(.plt) *(.iplt) }
     44   .text           :
     45   {
     46     *(.text.unlikely .text.*_unlikely .text.unlikely.*)
     47     *(.text.exit .text.exit.*)
     48     *(.text.startup .text.startup.*)
     49     *(.text.hot .text.hot.*)
     50     *(.text .stub .text.* .gnu.linkonce.t.*)
     51     /* .gnu.warning sections are handled specially by elf32.em.  */
     52     *(.gnu.warning)
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     54   .fini           :
     55   {
     56     KEEP (*(SORT_NONE(.fini)))
     57   }
     58   PROVIDE (__etext = .);
     59   PROVIDE (_etext = .);
     60   PROVIDE (etext = .);
     61   .rodata         : { *(.rodata .rodata.* .gnu.linkonce.r.*) }
     62   .rodata1        : { *(.rodata1) }
     63   .eh_frame_hdr : { *(.eh_frame_hdr) }
     64   .eh_frame       : ONLY_IF_RO { KEEP (*(.eh_frame)) }
     65   .gcc_except_table   : ONLY_IF_RO { *(.gcc_except_table
     66   .gcc_except_table.*) }
     67   /* These sections are generated by the Sun/Oracle C++ compiler.  */
     68   .exception_ranges   : ONLY_IF_RO { *(.exception_ranges
     69   .exception_ranges*) }
     70   /* Adjust the address for the data segment.  For 32 bits we want to align
     71   at exactly a page boundary to make life easier for apriori. */
     72   . = ALIGN (CONSTANT (MAXPAGESIZE)) - ((CONSTANT (MAXPAGESIZE) - .) & (CONSTANT (MAXPAGESIZE) - 1)); . = DATA_SEGMENT_ALIGN (CONSTANT (MAXPAGESIZE), CONSTANT (COMMONPAGESIZE));
     73   /* Exception handling  */
     74   .eh_frame       : ONLY_IF_RW { KEEP (*(.eh_frame)) }
     75   .gcc_except_table   : ONLY_IF_RW { *(.gcc_except_table .gcc_except_table.*) }
     76   .exception_ranges   : ONLY_IF_RW { *(.exception_ranges .exception_ranges*) }
     77   /* Thread Local Storage sections  */
     78   .tdata	  : { *(.tdata .tdata.* .gnu.linkonce.td.*) }
     79   .tbss		  : { *(.tbss .tbss.* .gnu.linkonce.tb.*) *(.tcommon) }
     80   /* Ensure the __preinit_array_start label is properly aligned.  We
     81      could instead move the label definition inside the section, but
     82      the linker would then create the section even if it turns out to
     83      be empty, which isn't pretty.  */
     84   . = ALIGN(32 / 8);
     85   .preinit_array     :
     86   {
     87     KEEP (*(.preinit_array))
     88   }
     89   .init_array     :
     90   {
     91     KEEP (*crtbegin*.o(.init_array))
     92     KEEP (*(SORT_BY_INIT_PRIORITY(.init_array.*) SORT_BY_INIT_PRIORITY(.ctors.*)))
     93     KEEP (*(.init_array EXCLUDE_FILE (*crtbegin.o *crtbegin*.o *crtend.o *crtend*.o ) .ctors))
     94   }
     95   .fini_array     :
     96   {
     97     KEEP (*crtbegin*.o(.fini_array))
     98     KEEP (*(SORT_BY_INIT_PRIORITY(.fini_array.*) SORT_BY_INIT_PRIORITY(.dtors.*)))
     99     KEEP (*(.fini_array EXCLUDE_FILE (*crtbegin.o *crtbegin*.o *crtend.o *crtend*.o ) .dtors))
    100   }
    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     KEEP (*crtbegin*.o(.ctors))
    114     /* We don't want to include the .ctor section from
    115        the crtend.o file until after the sorted ctors.
    116        The .ctor section from the crtend file contains the
    117        end of ctors marker and it must be last */
    118     KEEP (*(EXCLUDE_FILE (*crtend.o *crtend*.o ) .ctors))
    119     KEEP (*(SORT(.ctors.*)))
    120     KEEP (*(.ctors))
    121   }
    122   .dtors          :
    123   {
    124     KEEP (*crtbegin.o(.dtors))
    125     KEEP (*crtbegin*.o(.dtors))
    126     KEEP (*(EXCLUDE_FILE (*crtend.o *crtend*.o ) .dtors))
    127     KEEP (*(SORT(.dtors.*)))
    128     KEEP (*(.dtors))
    129   }
    130   .jcr            : { KEEP (*(.jcr)) }
    131   .data.rel.ro : { *(.data.rel.ro.local* .gnu.linkonce.d.rel.ro.local.*) *(.data.rel.ro .data.rel.ro.* .gnu.linkonce.d.rel.ro.*) }
    132   .dynamic        : { *(.dynamic) }
    133   .got            : { *(.got) *(.igot) }
    134   . = DATA_SEGMENT_RELRO_END (SIZEOF (.got.plt) >= 24 ? 24 : 0, .);
    135   .got.plt        : { *(.got.plt)  *(.igot.plt) }
    136   .data           :
    137   {
    138     *(.data .data.* .gnu.linkonce.d.*)
    139     SORT(CONSTRUCTORS)
    140   }
    141   .data1          : { *(.data1) }
    142   _edata = .; PROVIDE (edata = .);
    143   . = .;
    144   __bss_start = .;
    145   .bss            :
    146   {
    147    *(.dynbss)
    148    *(.bss .bss.* .gnu.linkonce.b.*)
    149    *(COMMON)
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    151       _end.  Align after .bss to ensure correct alignment even if the
    152       .bss section disappears because there are no input sections.  */
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    154   }
    155   .lbss   :
    156   {
    157     *(.dynlbss)
    158     *(.lbss .lbss.* .gnu.linkonce.lb.*)
    159     *(LARGE_COMMON)
    160   }
    161   . = ALIGN(64 / 8);
    162   . = SEGMENT_START("ldata-segment", .);
    163   .lrodata   ALIGN(CONSTANT (MAXPAGESIZE)) + (. & (CONSTANT (MAXPAGESIZE) - 1)) :
    164   {
    165     *(.lrodata .lrodata.* .gnu.linkonce.lr.*)
    166   }
    167   .ldata   ALIGN(CONSTANT (MAXPAGESIZE)) + (. & (CONSTANT (MAXPAGESIZE) - 1)) :
    168   {
    169     *(.ldata .ldata.* .gnu.linkonce.l.*)
    170     . = ALIGN(. != 0 ? 64 / 8 : 1);
    171   }
    172   . = ALIGN(64 / 8);
    173   _end = .;
    174   _bss_end__ = . ; __bss_end__ = . ; __end__ = . ;
    175   PROVIDE (end = .);
    176   . = DATA_SEGMENT_END (.);
    177   /* Stabs debugging sections.  */
    178   .stab          0 : { *(.stab) }
    179   .stabstr       0 : { *(.stabstr) }
    180   .stab.excl     0 : { *(.stab.excl) }
    181   .stab.exclstr  0 : { *(.stab.exclstr) }
    182   .stab.index    0 : { *(.stab.index) }
    183   .stab.indexstr 0 : { *(.stab.indexstr) }
    184   .comment       0 : { *(.comment) }
    185   /* DWARF debug sections.
    186      Symbols in the DWARF debugging sections are relative to the beginning
    187      of the section so we begin them at 0.  */
    188   /* DWARF 1 */
    189   .debug          0 : { *(.debug) }
    190   .line           0 : { *(.line) }
    191   /* GNU DWARF 1 extensions */
    192   .debug_srcinfo  0 : { *(.debug_srcinfo) }
    193   .debug_sfnames  0 : { *(.debug_sfnames) }
    194   /* DWARF 1.1 and DWARF 2 */
    195   .debug_aranges  0 : { *(.debug_aranges) }
    196   .debug_pubnames 0 : { *(.debug_pubnames) }
    197   /* DWARF 2 */
    198   .debug_info     0 : { *(.debug_info .gnu.linkonce.wi.*) }
    199   .debug_abbrev   0 : { *(.debug_abbrev) }
    200   .debug_line     0 : { *(.debug_line .debug_line.* .debug_line_end ) }
    201   .debug_frame    0 : { *(.debug_frame) }
    202   .debug_str      0 : { *(.debug_str) }
    203   .debug_loc      0 : { *(.debug_loc) }
    204   .debug_macinfo  0 : { *(.debug_macinfo) }
    205   /* SGI/MIPS DWARF 2 extensions */
    206   .debug_weaknames 0 : { *(.debug_weaknames) }
    207   .debug_funcnames 0 : { *(.debug_funcnames) }
    208   .debug_typenames 0 : { *(.debug_typenames) }
    209   .debug_varnames  0 : { *(.debug_varnames) }
    210   /* DWARF 3 */
    211   .debug_pubtypes 0 : { *(.debug_pubtypes) }
    212   .debug_ranges   0 : { *(.debug_ranges) }
    213   /* DWARF Extension.  */
    214   .debug_macro    0 : { *(.debug_macro) }
    215   .gnu.attributes 0 : { KEEP (*(.gnu.attributes)) }
    216   /DISCARD/ : { *(.note.GNU-stack) *(.gnu_debuglink) *(.gnu.lto_*) *(.mdebug.*) }
    217 }
    218