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      1 /* Script for -pie -z combreloc: position independent executable, combine & sort relocs */
      2 OUTPUT_FORMAT("elf32-i386", "elf32-i386",
      3 	      "elf32-i386")
      4 OUTPUT_ARCH(i386)
      5 ENTRY(_start)
      6 SEARCH_DIR("=/usr/local/lib"); SEARCH_DIR("=/lib"); SEARCH_DIR("=/usr/lib");
      7 SECTIONS
      8 {
      9   /* Read-only sections, merged into text segment: */
     10   . = SEGMENT_START("text-segment", 0) + SIZEOF_HEADERS;
     11   .interp         : { *(.interp) }
     12   .note.gnu.build-id : { *(.note.gnu.build-id) }
     13   .hash           : { *(.hash) }
     14   .gnu.hash       : { *(.gnu.hash) }
     15   .dynsym         : { *(.dynsym) }
     16   .dynstr         : { *(.dynstr) }
     17   .gnu.version    : { *(.gnu.version) }
     18   .gnu.version_d  : { *(.gnu.version_d) }
     19   .gnu.version_r  : { *(.gnu.version_r) }
     20   .rel.dyn        :
     21     {
     22       *(.rel.init)
     23       *(.rel.text .rel.text.* .rel.gnu.linkonce.t.*)
     24       *(.rel.fini)
     25       *(.rel.rodata .rel.rodata.* .rel.gnu.linkonce.r.*)
     26       *(.rel.data.rel.ro* .rel.gnu.linkonce.d.rel.ro.*)
     27       *(.rel.data .rel.data.* .rel.gnu.linkonce.d.*)
     28       *(.rel.tdata .rel.tdata.* .rel.gnu.linkonce.td.*)
     29       *(.rel.tbss .rel.tbss.* .rel.gnu.linkonce.tb.*)
     30       *(.rel.ctors)
     31       *(.rel.dtors)
     32       *(.rel.got)
     33       *(.rel.bss .rel.bss.* .rel.gnu.linkonce.b.*)
     34       *(.rel.ifunc)
     35     }
     36   .rel.plt        :
     37     {
     38       *(.rel.plt)
     39       PROVIDE_HIDDEN (__rel_iplt_start = .);
     40       *(.rel.iplt)
     41       PROVIDE_HIDDEN (__rel_iplt_end = .);
     42     }
     43   .init           :
     44   {
     45     KEEP (*(.init))
     46   } =0x90909090
     47   .plt            : { *(.plt) *(.iplt) }
     48   .text           :
     49   {
     50     *(.text.unlikely .text.*_unlikely)
     51     *(.text.exit .text.exit.*)
     52     *(.text.startup .text.startup.*)
     53     *(.text.hot .text.hot.*)
     54     *(.text .stub .text.* .gnu.linkonce.t.*)
     55     /* .gnu.warning sections are handled specially by elf32.em.  */
     56     *(.gnu.warning)
     57   } =0x90909090
     58   .fini           :
     59   {
     60     KEEP (*(.fini))
     61   } =0x90909090
     62   PROVIDE (__etext = .);
     63   PROVIDE (_etext = .);
     64   PROVIDE (etext = .);
     65   .rodata         : { *(.rodata .rodata.* .gnu.linkonce.r.*) }
     66   .rodata1        : { *(.rodata1) }
     67   .eh_frame_hdr : { *(.eh_frame_hdr) }
     68   .eh_frame       : ONLY_IF_RO { KEEP (*(.eh_frame)) }
     69   .gcc_except_table   : ONLY_IF_RO { *(.gcc_except_table .gcc_except_table.*) }
     70   /* Adjust the address for the data segment.  We want to adjust up to
     71      the same address within the page on the next page up.  */
     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   /* Thread Local Storage sections  */
     77   .tdata	  : { *(.tdata .tdata.* .gnu.linkonce.td.*) }
     78   .tbss		  : { *(.tbss .tbss.* .gnu.linkonce.tb.*) *(.tcommon) }
     79   .preinit_array     :
     80   {
     81     PROVIDE_HIDDEN (__preinit_array_start = .);
     82     KEEP (*(.preinit_array))
     83     PROVIDE_HIDDEN (__preinit_array_end = .);
     84   }
     85   .init_array     :
     86   {
     87     PROVIDE_HIDDEN (__init_array_start = .);
     88     KEEP (*(SORT(.init_array.*)))
     89     KEEP (*(.init_array))
     90     PROVIDE_HIDDEN (__init_array_end = .);
     91   }
     92   .fini_array     :
     93   {
     94     PROVIDE_HIDDEN (__fini_array_start = .);
     95     KEEP (*(SORT(.fini_array.*)))
     96     KEEP (*(.fini_array))
     97     PROVIDE_HIDDEN (__fini_array_end = .);
     98   }
     99   .ctors          :
    100   {
    101     /* gcc uses crtbegin.o to find the start of
    102        the constructors, so we make sure it is
    103        first.  Because this is a wildcard, it
    104        doesn't matter if the user does not
    105        actually link against crtbegin.o; the
    106        linker won't look for a file to match a
    107        wildcard.  The wildcard also means that it
    108        doesn't matter which directory crtbegin.o
    109        is in.  */
    110     KEEP (*crtbegin.o(.ctors))
    111     KEEP (*crtbegin?.o(.ctors))
    112     /* We don't want to include the .ctor section from
    113        the crtend.o file until after the sorted ctors.
    114        The .ctor section from the crtend file contains the
    115        end of ctors marker and it must be last */
    116     KEEP (*(EXCLUDE_FILE (*crtend.o *crtend?.o ) .ctors))
    117     KEEP (*(SORT(.ctors.*)))
    118     KEEP (*(.ctors))
    119   }
    120   .dtors          :
    121   {
    122     KEEP (*crtbegin.o(.dtors))
    123     KEEP (*crtbegin?.o(.dtors))
    124     KEEP (*(EXCLUDE_FILE (*crtend.o *crtend?.o ) .dtors))
    125     KEEP (*(SORT(.dtors.*)))
    126     KEEP (*(.dtors))
    127   }
    128   .jcr            : { KEEP (*(.jcr)) }
    129   .data.rel.ro : { *(.data.rel.ro.local* .gnu.linkonce.d.rel.ro.local.*) *(.data.rel.ro* .gnu.linkonce.d.rel.ro.*) }
    130   .dynamic        : { *(.dynamic) }
    131   .got            : { *(.got) *(.igot) }
    132   . = DATA_SEGMENT_RELRO_END (12, .);
    133   .got.plt        : { *(.got.plt)  *(.igot.plt) }
    134   .data           :
    135   {
    136     *(.data .data.* .gnu.linkonce.d.*)
    137     SORT(CONSTRUCTORS)
    138   }
    139   .data1          : { *(.data1) }
    140   _edata = .; PROVIDE (edata = .);
    141   __bss_start = .;
    142   .bss            :
    143   {
    144    *(.dynbss)
    145    *(.bss .bss.* .gnu.linkonce.b.*)
    146    *(COMMON)
    147    /* Align here to ensure that the .bss section occupies space up to
    148       _end.  Align after .bss to ensure correct alignment even if the
    149       .bss section disappears because there are no input sections.
    150       FIXME: Why do we need it? When there is no .bss section, we don't
    151       pad the .data section.  */
    152    . = ALIGN(. != 0 ? 32 / 8 : 1);
    153   }
    154   . = ALIGN(32 / 8);
    155   . = ALIGN(32 / 8);
    156   _end = .; PROVIDE (end = .);
    157   . = DATA_SEGMENT_END (.);
    158   /* Stabs debugging sections.  */
    159   .stab          0 : { *(.stab) }
    160   .stabstr       0 : { *(.stabstr) }
    161   .stab.excl     0 : { *(.stab.excl) }
    162   .stab.exclstr  0 : { *(.stab.exclstr) }
    163   .stab.index    0 : { *(.stab.index) }
    164   .stab.indexstr 0 : { *(.stab.indexstr) }
    165   .comment       0 : { *(.comment) }
    166   /* DWARF debug sections.
    167      Symbols in the DWARF debugging sections are relative to the beginning
    168      of the section so we begin them at 0.  */
    169   /* DWARF 1 */
    170   .debug          0 : { *(.debug) }
    171   .line           0 : { *(.line) }
    172   /* GNU DWARF 1 extensions */
    173   .debug_srcinfo  0 : { *(.debug_srcinfo .zdebug_srcinfo) }
    174   .debug_sfnames  0 : { *(.debug_sfnames .zdebug_sfnames) }
    175   /* DWARF 1.1 and DWARF 2 */
    176   .debug_aranges  0 : { *(.debug_aranges .zdebug_aranges) }
    177   .debug_pubnames 0 : { *(.debug_pubnames .zdebug_pubnames) }
    178   /* DWARF 2 */
    179   .debug_info     0 : { *(.debug_info .gnu.linkonce.wi.* .zdebug_info) }
    180   .debug_abbrev   0 : { *(.debug_abbrev .zdebug_abbrev) }
    181   .debug_line     0 : { *(.debug_line .zdebug_line) }
    182   .debug_frame    0 : { *(.debug_frame .zdebug_frame) }
    183   .debug_str      0 : { *(.debug_str .zdebug_str) }
    184   .debug_loc      0 : { *(.debug_loc .zdebug_loc) }
    185   .debug_macinfo  0 : { *(.debug_macinfo .zdebug_macinfo) }
    186   /* SGI/MIPS DWARF 2 extensions */
    187   .debug_weaknames 0 : { *(.debug_weaknames .zdebug_weaknames) }
    188   .debug_funcnames 0 : { *(.debug_funcnames .zdebug_funcnames) }
    189   .debug_typenames 0 : { *(.debug_typenames .zdebug_typenames) }
    190   .debug_varnames  0 : { *(.debug_varnames .zdebug_varnames) }
    191   /* DWARF 3 */
    192   .debug_pubtypes 0 : { *(.debug_pubtypes .zdebug_pubtypes) }
    193   .debug_ranges   0 : { *(.debug_ranges .zdebug_ranges) }
    194   .gnu.attributes 0 : { KEEP (*(.gnu.attributes)) }
    195   /DISCARD/ : { *(.note.GNU-stack) *(.gnu_debuglink) *(.gnu.lto_*) }
    196 }
    197