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      1 /* Script for --shared -z combreloc -z now -z relro: shared library, combine & sort relocs */
      2 /* Copyright (C) 2014 Free Software Foundation, Inc.
      3    Copying and distribution of this script, with or without modification,
      4    are permitted in any medium without royalty provided the copyright
      5    notice and this notice are preserved.  */
      6 OUTPUT_FORMAT("elf64-littleaarch64", "elf64-bigaarch64",
      7 	      "elf64-littleaarch64")
      8 OUTPUT_ARCH(aarch64)
      9 ENTRY(_start)
     10 SECTIONS
     11 {
     12   /* Read-only sections, merged into text segment: */
     13   . = 0 + SIZEOF_HEADERS;
     14   .note.gnu.build-id : { *(.note.gnu.build-id) }
     15   .hash           : { *(.hash) }
     16   .gnu.hash       : { *(.gnu.hash) }
     17   .dynsym         : { *(.dynsym) }
     18   .dynstr         : { *(.dynstr) }
     19   .gnu.version    : { *(.gnu.version) }
     20   .gnu.version_d  : { *(.gnu.version_d) }
     21   .gnu.version_r  : { *(.gnu.version_r) }
     22   .rela.dyn       :
     23     {
     24       *(.rela.init)
     25       *(.rela.text .rela.text.* .rela.gnu.linkonce.t.*)
     26       *(.rela.fini)
     27       *(.rela.rodata .rela.rodata.* .rela.gnu.linkonce.r.*)
     28       *(.rela.data .rela.data.* .rela.gnu.linkonce.d.*)
     29       *(.rela.tdata .rela.tdata.* .rela.gnu.linkonce.td.*)
     30       *(.rela.tbss .rela.tbss.* .rela.gnu.linkonce.tb.*)
     31       *(.rela.ctors)
     32       *(.rela.dtors)
     33       *(.rela.got)
     34       *(.rela.bss .rela.bss.* .rela.gnu.linkonce.b.*)
     35       *(.rela.ifunc)
     36     }
     37   .rela.plt       :
     38     {
     39       *(.rela.plt)
     40       *(.rela.iplt)
     41     }
     42   .init           :
     43   {
     44     KEEP (*(SORT_NONE(.init)))
     45   } =0
     46   .plt            : { *(.plt) *(.iplt) }
     47   .text           :
     48   {
     49     *(.text.unlikely .text.*_unlikely .text.unlikely.*)
     50     *(.text.exit .text.exit.*)
     51     *(.text.startup .text.startup.*)
     52     *(.text.hot .text.hot.*)
     53     *(.text .stub .text.* .gnu.linkonce.t.*)
     54     /* .gnu.warning sections are handled specially by elf32.em.  */
     55     *(.gnu.warning)
     56   } =0
     57   .fini           :
     58   {
     59     KEEP (*(SORT_NONE(.fini)))
     60   } =0
     61   PROVIDE (__etext = .);
     62   PROVIDE (_etext = .);
     63   PROVIDE (etext = .);
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     65   .rodata1        : { *(.rodata1) }
     66   .eh_frame_hdr : { *(.eh_frame_hdr) }
     67   .eh_frame       : ONLY_IF_RO { KEEP (*(.eh_frame)) }
     68   .gcc_except_table   : ONLY_IF_RO { *(.gcc_except_table
     69   .gcc_except_table.*) }
     70   /* These sections are generated by the Sun/Oracle C++ compiler.  */
     71   .exception_ranges   : ONLY_IF_RO { *(.exception_ranges
     72   .exception_ranges*) }
     73   /* Adjust the address for the data segment.  For 32 bits we want to align
     74   at exactly a page boundary to make life easier for apriori. */
     75   . = ALIGN(CONSTANT (MAXPAGESIZE)) + (. & (CONSTANT (MAXPAGESIZE) - 1));
     76   /* Exception handling  */
     77   .eh_frame       : ONLY_IF_RW { KEEP (*(.eh_frame)) }
     78   .gcc_except_table   : ONLY_IF_RW { *(.gcc_except_table .gcc_except_table.*) }
     79   .exception_ranges   : ONLY_IF_RW { *(.exception_ranges .exception_ranges*) }
     80   /* Thread Local Storage sections  */
     81   .tdata	  : { *(.tdata .tdata.* .gnu.linkonce.td.*) }
     82   .tbss		  : { *(.tbss .tbss.* .gnu.linkonce.tb.*) *(.tcommon) }
     83   /* Ensure the __preinit_array_start label is properly aligned.  We
     84      could instead move the label definition inside the section, but
     85      the linker would then create the section even if it turns out to
     86      be empty, which isn't pretty.  */
     87   . = ALIGN(64 / 8);
     88   .preinit_array     :
     89   {
     90     KEEP (*(.preinit_array))
     91   }
     92   .init_array     :
     93   {
     94     KEEP (*crtbegin*.o(.init_array))
     95     KEEP (*(SORT_BY_INIT_PRIORITY(.init_array.*) SORT_BY_INIT_PRIORITY(.ctors.*)))
     96     KEEP (*(.init_array EXCLUDE_FILE (*crtbegin.o *crtbegin*.o *crtend.o *crtend*.o ) .ctors))
     97   }
     98   .fini_array     :
     99   {
    100     KEEP (*crtbegin*.o(.fini_array))
    101     KEEP (*(SORT_BY_INIT_PRIORITY(.fini_array.*) SORT_BY_INIT_PRIORITY(.dtors.*)))
    102     KEEP (*(.fini_array EXCLUDE_FILE (*crtbegin.o *crtbegin*.o *crtend.o *crtend*.o ) .dtors))
    103   }
    104   .ctors          :
    105   {
    106     /* gcc uses crtbegin.o to find the start of
    107        the constructors, so we make sure it is
    108        first.  Because this is a wildcard, it
    109        doesn't matter if the user does not
    110        actually link against crtbegin.o; the
    111        linker won't look for a file to match a
    112        wildcard.  The wildcard also means that it
    113        doesn't matter which directory crtbegin.o
    114        is in.  */
    115     KEEP (*crtbegin.o(.ctors))
    116     KEEP (*crtbegin*.o(.ctors))
    117     /* We don't want to include the .ctor section from
    118        the crtend.o file until after the sorted ctors.
    119        The .ctor section from the crtend file contains the
    120        end of ctors marker and it must be last */
    121     KEEP (*(EXCLUDE_FILE (*crtend.o *crtend*.o ) .ctors))
    122     KEEP (*(SORT(.ctors.*)))
    123     KEEP (*(.ctors))
    124   }
    125   .dtors          :
    126   {
    127     KEEP (*crtbegin.o(.dtors))
    128     KEEP (*crtbegin*.o(.dtors))
    129     KEEP (*(EXCLUDE_FILE (*crtend.o *crtend*.o ) .dtors))
    130     KEEP (*(SORT(.dtors.*)))
    131     KEEP (*(.dtors))
    132   }
    133   .jcr            : { KEEP (*(.jcr)) }
    134   .data.rel.ro : { *(.data.rel.ro.local* .gnu.linkonce.d.rel.ro.local.*) *(.data.rel.ro .data.rel.ro.* .gnu.linkonce.d.rel.ro.*) }
    135   .dynamic        : { *(.dynamic) }
    136   .got            : { *(.got.plt) *(.igot.plt) *(.got) *(.igot) }
    137   .data           :
    138   {
    139     __data_start = . ;
    140     *(.data .data.* .gnu.linkonce.d.*)
    141     SORT(CONSTRUCTORS)
    142   }
    143   .data1          : { *(.data1) }
    144   _edata = .; PROVIDE (edata = .);
    145   __bss_start = .;
    146   __bss_start__ = .;
    147   .bss            :
    148   {
    149    *(.dynbss)
    150    *(.bss .bss.* .gnu.linkonce.b.*)
    151    *(COMMON)
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    153       _end.  Align after .bss to ensure correct alignment even if the
    154       .bss section disappears because there are no input sections.  */
    155    . = ALIGN(64 / 8);
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    157   _bss_end__ = . ; __bss_end__ = . ;
    158   . = ALIGN(64 / 8);
    159   . = SEGMENT_START("ldata-segment", .);
    160   . = ALIGN(64 / 8);
    161   __end__ = . ;
    162   _end = .;
    163   _bss_end__ = . ; __bss_end__ = . ; __end__ = . ;
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    168   .stab.excl     0 : { *(.stab.excl) }
    169   .stab.exclstr  0 : { *(.stab.exclstr) }
    170   .stab.index    0 : { *(.stab.index) }
    171   .stab.indexstr 0 : { *(.stab.indexstr) }
    172   .comment       0 : { *(.comment) }
    173   /* DWARF debug sections.
    174      Symbols in the DWARF debugging sections are relative to the beginning
    175      of the section so we begin them at 0.  */
    176   /* DWARF 1 */
    177   .debug          0 : { *(.debug) }
    178   .line           0 : { *(.line) }
    179   /* GNU DWARF 1 extensions */
    180   .debug_srcinfo  0 : { *(.debug_srcinfo) }
    181   .debug_sfnames  0 : { *(.debug_sfnames) }
    182   /* DWARF 1.1 and DWARF 2 */
    183   .debug_aranges  0 : { *(.debug_aranges) }
    184   .debug_pubnames 0 : { *(.debug_pubnames) }
    185   /* DWARF 2 */
    186   .debug_info     0 : { *(.debug_info .gnu.linkonce.wi.*) }
    187   .debug_abbrev   0 : { *(.debug_abbrev) }
    188   .debug_line     0 : { *(.debug_line .debug_line.* .debug_line_end ) }
    189   .debug_frame    0 : { *(.debug_frame) }
    190   .debug_str      0 : { *(.debug_str) }
    191   .debug_loc      0 : { *(.debug_loc) }
    192   .debug_macinfo  0 : { *(.debug_macinfo) }
    193   /* SGI/MIPS DWARF 2 extensions */
    194   .debug_weaknames 0 : { *(.debug_weaknames) }
    195   .debug_funcnames 0 : { *(.debug_funcnames) }
    196   .debug_typenames 0 : { *(.debug_typenames) }
    197   .debug_varnames  0 : { *(.debug_varnames) }
    198   /* DWARF 3 */
    199   .debug_pubtypes 0 : { *(.debug_pubtypes) }
    200   .debug_ranges   0 : { *(.debug_ranges) }
    201   /* DWARF Extension.  */
    202   .debug_macro    0 : { *(.debug_macro) }
    203     .stack         0x80000 :
    204   {
    205     _stack = .;
    206     *(.stack)
    207   }
    208   .ARM.attributes 0 : { KEEP (*(.ARM.attributes)) KEEP (*(.gnu.attributes)) }
    209   .note.gnu.arm.ident 0 : { KEEP (*(.note.gnu.arm.ident)) }
    210   /DISCARD/ : { *(.note.GNU-stack) *(.gnu_debuglink) *(.gnu.lto_*) *(.mdebug.*) }
    211 }
    212