Home | History | Annotate | Download | only in ldscripts
      1 /* Script for -pie -z combreloc: position independent executable, combine & sort relocs */
      2 /* Copyright (C) 2014-2016 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-bigaarch64", "elf64-bigaarch64",
      7 	      "elf64-littleaarch64")
      8 OUTPUT_ARCH(aarch64)
      9 ENTRY(_start)
     10 SEARCH_DIR("=/tmp/ec08fa09236e3161f186f0ecaf2224fb/aarch64-linux-android/lib");
     11 SECTIONS
     12 {
     13   /* Read-only sections, merged into text segment: */
     14   PROVIDE (__executable_start = SEGMENT_START("text-segment", 0)); . = SEGMENT_START("text-segment", 0) + SIZEOF_HEADERS;
     15   .interp         : { *(.interp) }
     16   .note.gnu.build-id : { *(.note.gnu.build-id) }
     17   .hash           : { *(.hash) }
     18   .gnu.hash       : { *(.gnu.hash) }
     19   .dynsym         : { *(.dynsym) }
     20   .dynstr         : { *(.dynstr) }
     21   .gnu.version    : { *(.gnu.version) }
     22   .gnu.version_d  : { *(.gnu.version_d) }
     23   .gnu.version_r  : { *(.gnu.version_r) }
     24   .rela.dyn       :
     25     {
     26       *(.rela.init)
     27       *(.rela.text .rela.text.* .rela.gnu.linkonce.t.*)
     28       *(.rela.fini)
     29       *(.rela.rodata .rela.rodata.* .rela.gnu.linkonce.r.*)
     30       *(.rela.data .rela.data.* .rela.gnu.linkonce.d.*)
     31       *(.rela.tdata .rela.tdata.* .rela.gnu.linkonce.td.*)
     32       *(.rela.tbss .rela.tbss.* .rela.gnu.linkonce.tb.*)
     33       *(.rela.ctors)
     34       *(.rela.dtors)
     35       *(.rela.got)
     36       *(.rela.bss .rela.bss.* .rela.gnu.linkonce.b.*)
     37       *(.rela.ifunc)
     38     }
     39   .rela.plt       :
     40     {
     41       *(.rela.plt)
     42       PROVIDE_HIDDEN (__rela_iplt_start = .);
     43       *(.rela.iplt)
     44       PROVIDE_HIDDEN (__rela_iplt_end = .);
     45     }
     46   .init           :
     47   {
     48     KEEP (*(SORT_NONE(.init)))
     49   } =0
     50   .plt            : { *(.plt) *(.iplt) }
     51   .text           :
     52   {
     53     *(.text.unlikely .text.*_unlikely .text.unlikely.*)
     54     *(.text.exit .text.exit.*)
     55     *(.text.startup .text.startup.*)
     56     *(.text.hot .text.hot.*)
     57     *(.text .stub .text.* .gnu.linkonce.t.*)
     58     /* .gnu.warning sections are handled specially by elf32.em.  */
     59     *(.gnu.warning)
     60   } =0
     61   .fini           :
     62   {
     63     KEEP (*(SORT_NONE(.fini)))
     64   } =0
     65   PROVIDE (__etext = .);
     66   PROVIDE (_etext = .);
     67   PROVIDE (etext = .);
     68   .rodata         : { *(.rodata .rodata.* .gnu.linkonce.r.*) }
     69   .rodata1        : { *(.rodata1) }
     70   .eh_frame_hdr : { *(.eh_frame_hdr) *(.eh_frame_entry .eh_frame_entry.*) }
     71   .eh_frame       : ONLY_IF_RO { KEEP (*(.eh_frame)) *(.eh_frame.*) }
     72   .gcc_except_table   : ONLY_IF_RO { *(.gcc_except_table
     73   .gcc_except_table.*) }
     74   .gnu_extab   : ONLY_IF_RO { *(.gnu_extab*) }
     75   /* These sections are generated by the Sun/Oracle C++ compiler.  */
     76   .exception_ranges   : ONLY_IF_RO { *(.exception_ranges
     77   .exception_ranges*) }
     78   /* Adjust the address for the data segment.  We want to adjust up to
     79      the same address within the page on the next page up.  */
     80   . = ALIGN(CONSTANT (MAXPAGESIZE)) + (. & (CONSTANT (MAXPAGESIZE) - 1));
     81   /* Exception handling  */
     82   .eh_frame       : ONLY_IF_RW { KEEP (*(.eh_frame)) *(.eh_frame.*) }
     83   .gnu_extab      : ONLY_IF_RW { *(.gnu_extab) }
     84   .gcc_except_table   : ONLY_IF_RW { *(.gcc_except_table .gcc_except_table.*) }
     85   .exception_ranges   : ONLY_IF_RW { *(.exception_ranges .exception_ranges*) }
     86   /* Thread Local Storage sections  */
     87   .tdata	  : { *(.tdata .tdata.* .gnu.linkonce.td.*) }
     88   .tbss		  : { *(.tbss .tbss.* .gnu.linkonce.tb.*) *(.tcommon) }
     89   .preinit_array     :
     90   {
     91     PROVIDE_HIDDEN (__preinit_array_start = .);
     92     KEEP (*(.preinit_array))
     93     PROVIDE_HIDDEN (__preinit_array_end = .);
     94   }
     95   .init_array     :
     96   {
     97     PROVIDE_HIDDEN (__init_array_start = .);
     98     KEEP (*(SORT_BY_INIT_PRIORITY(.init_array.*) SORT_BY_INIT_PRIORITY(.ctors.*)))
     99     KEEP (*(.init_array EXCLUDE_FILE (*crtbegin.o *crtbegin?.o *crtend.o *crtend?.o ) .ctors))
    100     PROVIDE_HIDDEN (__init_array_end = .);
    101   }
    102   .fini_array     :
    103   {
    104     PROVIDE_HIDDEN (__fini_array_start = .);
    105     KEEP (*(SORT_BY_INIT_PRIORITY(.fini_array.*) SORT_BY_INIT_PRIORITY(.dtors.*)))
    106     KEEP (*(.fini_array EXCLUDE_FILE (*crtbegin.o *crtbegin?.o *crtend.o *crtend?.o ) .dtors))
    107     PROVIDE_HIDDEN (__fini_array_end = .);
    108   }
    109   .ctors          :
    110   {
    111     /* gcc uses crtbegin.o to find the start of
    112        the constructors, so we make sure it is
    113        first.  Because this is a wildcard, it
    114        doesn't matter if the user does not
    115        actually link against crtbegin.o; the
    116        linker won't look for a file to match a
    117        wildcard.  The wildcard also means that it
    118        doesn't matter which directory crtbegin.o
    119        is in.  */
    120     KEEP (*crtbegin.o(.ctors))
    121     KEEP (*crtbegin?.o(.ctors))
    122     /* We don't want to include the .ctor section from
    123        the crtend.o file until after the sorted ctors.
    124        The .ctor section from the crtend file contains the
    125        end of ctors marker and it must be last */
    126     KEEP (*(EXCLUDE_FILE (*crtend.o *crtend?.o ) .ctors))
    127     KEEP (*(SORT(.ctors.*)))
    128     KEEP (*(.ctors))
    129   }
    130   .dtors          :
    131   {
    132     KEEP (*crtbegin.o(.dtors))
    133     KEEP (*crtbegin?.o(.dtors))
    134     KEEP (*(EXCLUDE_FILE (*crtend.o *crtend?.o ) .dtors))
    135     KEEP (*(SORT(.dtors.*)))
    136     KEEP (*(.dtors))
    137   }
    138   .jcr            : { KEEP (*(.jcr)) }
    139   .data.rel.ro : { *(.data.rel.ro.local* .gnu.linkonce.d.rel.ro.local.*) *(.data.rel.ro .data.rel.ro.* .gnu.linkonce.d.rel.ro.*) }
    140   .dynamic        : { *(.dynamic) }
    141   .got            : { *(.got) *(.igot) }
    142   .got.plt        : { *(.got.plt)  *(.igot.plt) }
    143   .data           :
    144   {
    145     __data_start = . ;
    146     *(.data .data.* .gnu.linkonce.d.*)
    147     SORT(CONSTRUCTORS)
    148   }
    149   .data1          : { *(.data1) }
    150   _edata = .; PROVIDE (edata = .);
    151   __bss_start = .;
    152   __bss_start__ = .;
    153   .bss            :
    154   {
    155    *(.dynbss)
    156    *(.bss .bss.* .gnu.linkonce.b.*)
    157    *(COMMON)
    158    /* Align here to ensure that the .bss section occupies space up to
    159       _end.  Align after .bss to ensure correct alignment even if the
    160       .bss section disappears because there are no input sections.
    161       FIXME: Why do we need it? When there is no .bss section, we don't
    162       pad the .data section.  */
    163    . = ALIGN(. != 0 ? 64 / 8 : 1);
    164   }
    165   _bss_end__ = . ; __bss_end__ = . ;
    166   . = ALIGN(64 / 8);
    167   . = SEGMENT_START("ldata-segment", .);
    168   . = ALIGN(64 / 8);
    169   __end__ = . ;
    170   _end = .; PROVIDE (end = .);
    171   /* Stabs debugging sections.  */
    172   .stab          0 : { *(.stab) }
    173   .stabstr       0 : { *(.stabstr) }
    174   .stab.excl     0 : { *(.stab.excl) }
    175   .stab.exclstr  0 : { *(.stab.exclstr) }
    176   .stab.index    0 : { *(.stab.index) }
    177   .stab.indexstr 0 : { *(.stab.indexstr) }
    178   .comment       0 : { *(.comment) }
    179   /* DWARF debug sections.
    180      Symbols in the DWARF debugging sections are relative to the beginning
    181      of the section so we begin them at 0.  */
    182   /* DWARF 1 */
    183   .debug          0 : { *(.debug) }
    184   .line           0 : { *(.line) }
    185   /* GNU DWARF 1 extensions */
    186   .debug_srcinfo  0 : { *(.debug_srcinfo) }
    187   .debug_sfnames  0 : { *(.debug_sfnames) }
    188   /* DWARF 1.1 and DWARF 2 */
    189   .debug_aranges  0 : { *(.debug_aranges) }
    190   .debug_pubnames 0 : { *(.debug_pubnames) }
    191   /* DWARF 2 */
    192   .debug_info     0 : { *(.debug_info .gnu.linkonce.wi.*) }
    193   .debug_abbrev   0 : { *(.debug_abbrev) }
    194   .debug_line     0 : { *(.debug_line .debug_line.* .debug_line_end ) }
    195   .debug_frame    0 : { *(.debug_frame) }
    196   .debug_str      0 : { *(.debug_str) }
    197   .debug_loc      0 : { *(.debug_loc) }
    198   .debug_macinfo  0 : { *(.debug_macinfo) }
    199   /* SGI/MIPS DWARF 2 extensions */
    200   .debug_weaknames 0 : { *(.debug_weaknames) }
    201   .debug_funcnames 0 : { *(.debug_funcnames) }
    202   .debug_typenames 0 : { *(.debug_typenames) }
    203   .debug_varnames  0 : { *(.debug_varnames) }
    204   /* DWARF 3 */
    205   .debug_pubtypes 0 : { *(.debug_pubtypes) }
    206   .debug_ranges   0 : { *(.debug_ranges) }
    207   /* DWARF Extension.  */
    208   .debug_macro    0 : { *(.debug_macro) }
    209   .debug_addr     0 : { *(.debug_addr) }
    210     .stack         0x80000 :
    211   {
    212     _stack = .;
    213     *(.stack)
    214   }
    215   .ARM.attributes 0 : { KEEP (*(.ARM.attributes)) KEEP (*(.gnu.attributes)) }
    216   .note.gnu.arm.ident 0 : { KEEP (*(.note.gnu.arm.ident)) }
    217   /DISCARD/ : { *(.note.GNU-stack) *(.gnu_debuglink) *(.gnu.lto_*) }
    218 }
    219