Home | History | Annotate | Download | only in ldscripts
      1 /* Script for ld -pie: link position independent executable */
      2 OUTPUT_FORMAT("elf32-tradbigmips", "elf32-tradbigmips",
      3 	      "elf32-tradlittlemips")
      4 OUTPUT_ARCH(mips)
      5 ENTRY(__start)
      6 SECTIONS
      7 {
      8   /* Read-only sections, merged into text segment: */
      9   PROVIDE (__executable_start = 0); . = 0 + SIZEOF_HEADERS;
     10   .interp         : { *(.interp) }
     11   .reginfo        : { *(.reginfo) }
     12   .note.gnu.build-id : { *(.note.gnu.build-id) }
     13   .dynamic        : { *(.dynamic) }
     14   .hash           : { *(.hash) }
     15   .gnu.hash       : { *(.gnu.hash) }
     16   .dynsym         : { *(.dynsym) }
     17   .dynstr         : { *(.dynstr) }
     18   .gnu.version    : { *(.gnu.version) }
     19   .gnu.version_d  : { *(.gnu.version_d) }
     20   .gnu.version_r  : { *(.gnu.version_r) }
     21   .rel.init       : { *(.rel.init) }
     22   .rela.init      : { *(.rela.init) }
     23   .rel.text       : { *(.rel.text .rel.text.* .rel.gnu.linkonce.t.*) }
     24   .rela.text      : { *(.rela.text .rela.text.* .rela.gnu.linkonce.t.*) }
     25   .rel.fini       : { *(.rel.fini) }
     26   .rela.fini      : { *(.rela.fini) }
     27   .rel.rodata     : { *(.rel.rodata .rel.rodata.* .rel.gnu.linkonce.r.*) }
     28   .rela.rodata    : { *(.rela.rodata .rela.rodata.* .rela.gnu.linkonce.r.*) }
     29   .rel.data.rel.ro   : { *(.rel.data.rel.ro* .rel.gnu.linkonce.d.rel.ro.*) }
     30   .rela.data.rel.ro   : { *(.rela.data.rel.ro* .rela.gnu.linkonce.d.rel.ro.*) }
     31   .rel.data       : { *(.rel.data .rel.data.* .rel.gnu.linkonce.d.*) }
     32   .rela.data      : { *(.rela.data .rela.data.* .rela.gnu.linkonce.d.*) }
     33   .rel.tdata	  : { *(.rel.tdata .rel.tdata.* .rel.gnu.linkonce.td.*) }
     34   .rela.tdata	  : { *(.rela.tdata .rela.tdata.* .rela.gnu.linkonce.td.*) }
     35   .rel.tbss	  : { *(.rel.tbss .rel.tbss.* .rel.gnu.linkonce.tb.*) }
     36   .rela.tbss	  : { *(.rela.tbss .rela.tbss.* .rela.gnu.linkonce.tb.*) }
     37   .rel.ctors      : { *(.rel.ctors) }
     38   .rela.ctors     : { *(.rela.ctors) }
     39   .rel.dtors      : { *(.rel.dtors) }
     40   .rela.dtors     : { *(.rela.dtors) }
     41   .rel.got        : { *(.rel.got) }
     42   .rela.got       : { *(.rela.got) }
     43   .rel.dyn        : { *(.rel.dyn) }
     44   .rel.sdata      : { *(.rel.sdata .rel.sdata.* .rel.gnu.linkonce.s.*) }
     45   .rela.sdata     : { *(.rela.sdata .rela.sdata.* .rela.gnu.linkonce.s.*) }
     46   .rel.sbss       : { *(.rel.sbss .rel.sbss.* .rel.gnu.linkonce.sb.*) }
     47   .rela.sbss      : { *(.rela.sbss .rela.sbss.* .rela.gnu.linkonce.sb.*) }
     48   .rel.sdata2     : { *(.rel.sdata2 .rel.sdata2.* .rel.gnu.linkonce.s2.*) }
     49   .rela.sdata2    : { *(.rela.sdata2 .rela.sdata2.* .rela.gnu.linkonce.s2.*) }
     50   .rel.sbss2      : { *(.rel.sbss2 .rel.sbss2.* .rel.gnu.linkonce.sb2.*) }
     51   .rela.sbss2     : { *(.rela.sbss2 .rela.sbss2.* .rela.gnu.linkonce.sb2.*) }
     52   .rel.bss        : { *(.rel.bss .rel.bss.* .rel.gnu.linkonce.b.*) }
     53   .rela.bss       : { *(.rela.bss .rela.bss.* .rela.gnu.linkonce.b.*) }
     54   .rel.iplt       :
     55     {
     56       PROVIDE_HIDDEN (__rel_iplt_start = .);
     57       *(.rel.iplt)
     58       PROVIDE_HIDDEN (__rel_iplt_end = .);
     59     }
     60   .rela.iplt      :
     61     {
     62       PROVIDE_HIDDEN (__rela_iplt_start = .);
     63       *(.rela.iplt)
     64       PROVIDE_HIDDEN (__rela_iplt_end = .);
     65     }
     66   .rel.plt        :
     67     {
     68       *(.rel.plt)
     69     }
     70   .rela.plt       :
     71     {
     72       *(.rela.plt)
     73     }
     74   .init           :
     75   {
     76     KEEP (*(.init))
     77   } =0
     78   .plt            : { *(.plt) }
     79   .iplt           : { *(.iplt) }
     80   .text           :
     81   {
     82     _ftext = . ;
     83     *(.text.unlikely .text.*_unlikely)
     84     *(.text.exit .text.exit.*)
     85     *(.text.startup .text.startup.*)
     86     *(.text.hot .text.hot.*)
     87     *(.text .stub .text.* .gnu.linkonce.t.*)
     88     /* .gnu.warning sections are handled specially by elf32.em.  */
     89     *(.gnu.warning)
     90     *(.mips16.fn.*) *(.mips16.call.*)
     91   } =0
     92   .fini           :
     93   {
     94     KEEP (*(.fini))
     95   } =0
     96   PROVIDE (__etext = .);
     97   PROVIDE (_etext = .);
     98   PROVIDE (etext = .);
     99   .rodata         : { *(.rodata .rodata.* .gnu.linkonce.r.*) }
    100   .rodata1        : { *(.rodata1) }
    101   .sdata2         :
    102   {
    103     *(.sdata2 .sdata2.* .gnu.linkonce.s2.*)
    104   }
    105   .sbss2          : { *(.sbss2 .sbss2.* .gnu.linkonce.sb2.*) }
    106   .eh_frame_hdr : { *(.eh_frame_hdr) }
    107   .eh_frame       : ONLY_IF_RO { KEEP (*(.eh_frame)) }
    108   .gcc_except_table   : ONLY_IF_RO { *(.gcc_except_table .gcc_except_table.*) }
    109   /* Adjust the address for the data segment.  We want to align at exactly
    110      a page boundary to make life easier for apriori. */
    111   . = ALIGN (CONSTANT (MAXPAGESIZE)); . = DATA_SEGMENT_ALIGN (CONSTANT (MAXPAGESIZE), CONSTANT (COMMONPAGESIZE));
    112   /* Exception handling  */
    113   .eh_frame       : ONLY_IF_RW { KEEP (*(.eh_frame)) }
    114   .gcc_except_table   : ONLY_IF_RW { *(.gcc_except_table .gcc_except_table.*) }
    115   /* Thread Local Storage sections  */
    116   .tdata	  : { *(.tdata .tdata.* .gnu.linkonce.td.*) }
    117   .tbss		  : { *(.tbss .tbss.* .gnu.linkonce.tb.*) *(.tcommon) }
    118   /* Ensure the __preinit_array_start label is properly aligned.  We
    119      could instead move the label definition inside the section, but
    120      the linker would then create the section even if it turns out to
    121      be empty, which isn't pretty.  */
    122   . = ALIGN(32 / 8);
    123   PROVIDE_HIDDEN (__preinit_array_start = .);
    124   .preinit_array     :
    125   {
    126     KEEP (*(.preinit_array))
    127   }
    128   PROVIDE_HIDDEN (__preinit_array_end = .);
    129   PROVIDE_HIDDEN (__init_array_start = .);
    130   .init_array     :
    131   {
    132     KEEP (*crtbegin*.o(.init_array))
    133     KEEP (*(SORT(.init_array.*)))
    134     KEEP (*(.init_array))
    135   }
    136   PROVIDE_HIDDEN (__init_array_end = .);
    137   PROVIDE_HIDDEN (__fini_array_start = .);
    138   .fini_array     :
    139   {
    140     KEEP (*crtbegin*.o(.fini_array))
    141     KEEP (*(SORT(.fini_array.*)))
    142     KEEP (*(.fini_array))
    143   }
    144   PROVIDE_HIDDEN (__fini_array_end = .);
    145   .ctors          :
    146   {
    147     /* gcc uses crtbegin.o to find the start of
    148        the constructors, so we make sure it is
    149        first.  Because this is a wildcard, it
    150        doesn't matter if the user does not
    151        actually link against crtbegin.o; the
    152        linker won't look for a file to match a
    153        wildcard.  The wildcard also means that it
    154        doesn't matter which directory crtbegin.o
    155        is in.  */
    156     KEEP (*crtbegin.o(.ctors))
    157     KEEP (*crtbegin*.o(.ctors))
    158     /* We don't want to include the .ctor section from
    159        the crtend.o file until after the sorted ctors.
    160        The .ctor section from the crtend file contains the
    161        end of ctors marker and it must be last */
    162     KEEP (*(EXCLUDE_FILE (*crtend.o *crtend*.o ) .ctors))
    163     KEEP (*(SORT(.ctors.*)))
    164     KEEP (*(.ctors))
    165   }
    166   .dtors          :
    167   {
    168     KEEP (*crtbegin.o(.dtors))
    169     KEEP (*crtbegin*.o(.dtors))
    170     KEEP (*(EXCLUDE_FILE (*crtend.o *crtend*.o ) .dtors))
    171     KEEP (*(SORT(.dtors.*)))
    172     KEEP (*(.dtors))
    173   }
    174   .jcr            : { KEEP (*(.jcr)) }
    175   .data.rel.ro : { *(.data.rel.ro.local* .gnu.linkonce.d.rel.ro.local.*) *(.data.rel.ro* .gnu.linkonce.d.rel.ro.*) }
    176   . = DATA_SEGMENT_RELRO_END (0, .);
    177   .data           :
    178   {
    179     _fdata = . ;
    180     *(.data .data.* .gnu.linkonce.d.*)
    181     SORT(CONSTRUCTORS)
    182   }
    183   .data1          : { *(.data1) }
    184   .got.plt        : { *(.got.plt) }
    185   . = .;
    186   _gp = ALIGN(16) + 0x7ff0;
    187   .got            : { *(.got) }
    188   /* We want the small data sections together, so single-instruction offsets
    189      can access them all, and initialized data all before uninitialized, so
    190      we can shorten the on-disk segment size.  */
    191   .sdata          :
    192   {
    193     *(.sdata .sdata.* .gnu.linkonce.s.*)
    194   }
    195   .lit8           : { *(.lit8) }
    196   .lit4           : { *(.lit4) }
    197   _edata = .; PROVIDE (edata = .);
    198   __bss_start = .;
    199   _fbss = .;
    200   .sbss           :
    201   {
    202     *(.dynsbss)
    203     *(.sbss .sbss.* .gnu.linkonce.sb.*)
    204     *(.scommon)
    205   }
    206   .bss            :
    207   {
    208    *(.dynbss)
    209    *(.bss .bss.* .gnu.linkonce.b.*)
    210    *(COMMON)
    211    /* Align here to ensure that the .bss section occupies space up to
    212       _end.  Align after .bss to ensure correct alignment even if the
    213       .bss section disappears because there are no input sections.  */
    214    . = ALIGN(32 / 8);
    215   }
    216   . = ALIGN(32 / 8);
    217   . = ALIGN(32 / 8);
    218   _end = .;
    219   _bss_end__ = . ; __bss_end__ = . ; __end__ = . ;
    220   PROVIDE (end = .);
    221   . = DATA_SEGMENT_END (.);
    222   /* Stabs debugging sections.  */
    223   .stab          0 : { *(.stab) }
    224   .stabstr       0 : { *(.stabstr) }
    225   .stab.excl     0 : { *(.stab.excl) }
    226   .stab.exclstr  0 : { *(.stab.exclstr) }
    227   .stab.index    0 : { *(.stab.index) }
    228   .stab.indexstr 0 : { *(.stab.indexstr) }
    229   .comment       0 : { *(.comment) }
    230   /* DWARF debug sections.
    231      Symbols in the DWARF debugging sections are relative to the beginning
    232      of the section so we begin them at 0.  */
    233   /* DWARF 1 */
    234   .debug          0 : { *(.debug) }
    235   .line           0 : { *(.line) }
    236   /* GNU DWARF 1 extensions */
    237   .debug_srcinfo  0 : { *(.debug_srcinfo .zdebug_srcinfo) }
    238   .debug_sfnames  0 : { *(.debug_sfnames .zdebug_sfnames) }
    239   /* DWARF 1.1 and DWARF 2 */
    240   .debug_aranges  0 : { *(.debug_aranges .zdebug_aranges) }
    241   .debug_pubnames 0 : { *(.debug_pubnames .zdebug_pubnames) }
    242   /* DWARF 2 */
    243   .debug_info     0 : { *(.debug_info .gnu.linkonce.wi.* .zdebug_info) }
    244   .debug_abbrev   0 : { *(.debug_abbrev .zdebug_abbrev) }
    245   .debug_line     0 : { *(.debug_line .zdebug_line) }
    246   .debug_frame    0 : { *(.debug_frame .zdebug_frame) }
    247   .debug_str      0 : { *(.debug_str .zdebug_str) }
    248   .debug_loc      0 : { *(.debug_loc .zdebug_loc) }
    249   .debug_macinfo  0 : { *(.debug_macinfo .zdebug_macinfo) }
    250   /* SGI/MIPS DWARF 2 extensions */
    251   .debug_weaknames 0 : { *(.debug_weaknames .zdebug_weaknames) }
    252   .debug_funcnames 0 : { *(.debug_funcnames .zdebug_funcnames) }
    253   .debug_typenames 0 : { *(.debug_typenames .zdebug_typenames) }
    254   .debug_varnames  0 : { *(.debug_varnames .zdebug_varnames) }
    255   /* DWARF 3 */
    256   .debug_pubtypes 0 : { *(.debug_pubtypes .zdebug_pubtypes) }
    257   .debug_ranges   0 : { *(.debug_ranges .zdebug_ranges) }
    258   .gnu.attributes 0 : { KEEP (*(.gnu.attributes)) }
    259   .gptab.sdata : { *(.gptab.data) *(.gptab.sdata) }
    260   .gptab.sbss : { *(.gptab.bss) *(.gptab.sbss) }
    261   .gcc_compiled_long32 : { KEEP(*(.gcc_compiled_long32)) }
    262   .gcc_compiled_long64 : { KEEP(*(.gcc_compiled_long64)) }
    263   /DISCARD/ : { *(.note.GNU-stack) *(.gnu_debuglink) *(.gnu.lto_*) *(.mdebug.*) }
    264 }
    265