mips.ld

   1 /* Default linker script, for normal executables */
   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 = 0x0400000); . = 0x0400000 + SIZEOF_HEADERS;
  10   .interp         : { *(.interp) }
  11   .reginfo        : { *(.reginfo) }
  12   .dynamic        : { *(.dynamic) }
  13   .hash           : { *(.hash) }
  14   .dynsym         : { *(.dynsym) }
  15   .dynstr         : { *(.dynstr) }
  16   .gnu.version    : { *(.gnu.version) }
  17   .gnu.version_d  : { *(.gnu.version_d) }
  18   .gnu.version_r  : { *(.gnu.version_r) }
  19   .rel.init       : { *(.rel.init) }
  20   .rela.init      : { *(.rela.init) }
  21   .rel.text       : { *(.rel.text .rel.text.* .rel.gnu.linkonce.t.*) }
  22   .rela.text      : { *(.rela.text .rela.text.* .rela.gnu.linkonce.t.*) }
  23   .rel.fini       : { *(.rel.fini) }
  24   .rela.fini      : { *(.rela.fini) }
  25   .rel.rodata     : { *(.rel.rodata .rel.rodata.* .rel.gnu.linkonce.r.*) }
  26   .rela.rodata    : { *(.rela.rodata .rela.rodata.* .rela.gnu.linkonce.r.*) }
  27   .rel.data.rel.ro   : { *(.rel.data.rel.ro* .rel.gnu.linkonce.d.rel.ro.*) }
  28   .rela.data.rel.ro   : { *(.rela.data.rel.ro* .rela.gnu.linkonce.d.rel.ro.*) }
  29   .rel.data       : { *(.rel.data .rel.data.* .rel.gnu.linkonce.d.*) }
  30   .rela.data      : { *(.rela.data .rela.data.* .rela.gnu.linkonce.d.*) }
  31   .rel.tdata     : { *(.rel.tdata .rel.tdata.* .rel.gnu.linkonce.td.*) }
  32   .rela.tdata    : { *(.rela.tdata .rela.tdata.* .rela.gnu.linkonce.td.*) }
  33   .rel.tbss      : { *(.rel.tbss .rel.tbss.* .rel.gnu.linkonce.tb.*) }
  34   .rela.tbss     : { *(.rela.tbss .rela.tbss.* .rela.gnu.linkonce.tb.*) }
  35   .rel.ctors      : { *(.rel.ctors) }
  36   .rela.ctors     : { *(.rela.ctors) }
  37   .rel.dtors      : { *(.rel.dtors) }
  38   .rela.dtors     : { *(.rela.dtors) }
  39   .rel.got        : { *(.rel.got) }
  40   .rela.got       : { *(.rela.got) }
  41   .rel.sdata      : { *(.rel.sdata .rel.sdata.* .rel.gnu.linkonce.s.*) }
  42   .rela.sdata     : { *(.rela.sdata .rela.sdata.* .rela.gnu.linkonce.s.*) }
  43   .rel.sbss       : { *(.rel.sbss .rel.sbss.* .rel.gnu.linkonce.sb.*) }
  44   .rela.sbss      : { *(.rela.sbss .rela.sbss.* .rela.gnu.linkonce.sb.*) }
  45   .rel.sdata2     : { *(.rel.sdata2 .rel.sdata2.* .rel.gnu.linkonce.s2.*) }
  46   .rela.sdata2    : { *(.rela.sdata2 .rela.sdata2.* .rela.gnu.linkonce.s2.*) }
  47   .rel.sbss2      : { *(.rel.sbss2 .rel.sbss2.* .rel.gnu.linkonce.sb2.*) }
  48   .rela.sbss2     : { *(.rela.sbss2 .rela.sbss2.* .rela.gnu.linkonce.sb2.*) }
  49   .rel.bss        : { *(.rel.bss .rel.bss.* .rel.gnu.linkonce.b.*) }
  50   .rela.bss       : { *(.rela.bss .rela.bss.* .rela.gnu.linkonce.b.*) }
  51   .rel.plt        : { *(.rel.plt) }
  52   .rela.plt       : { *(.rela.plt) }
  53   .init           :
  54   {
  55     KEEP (*(.init))
  56   } =0x47ff041f
  57   .plt            : { *(.plt) }
  58   .text           :
  59   {
  60     _ftext = . ;
  61     *(.text .stub .text.* .gnu.linkonce.t.*)
  62     KEEP (*(.text.*personality*))
  63     /* .gnu.warning sections are handled specially by elf32.em.  */
  64     *(.gnu.warning)
  65     *(.mips16.fn.*) *(.mips16.call.*)
  66   } =0x47ff041f
  67   .fini           :
  68   {
  69     KEEP (*(.fini))
  70   } =0x47ff041f
  71   PROVIDE (__etext = .);
  72   PROVIDE (_etext = .);
  73   PROVIDE (etext = .);
  74   .rodata         : { *(.rodata .rodata.* .gnu.linkonce.r.*) }
  75   .rodata1        : { *(.rodata1) }
  76   .sdata2         :
  77   {
  78     *(.sdata2 .sdata2.* .gnu.linkonce.s2.*)
  79   }
  80   .sbss2          : { *(.sbss2 .sbss2.* .gnu.linkonce.sb2.*) }
  81   .eh_frame_hdr : { *(.eh_frame_hdr) }
  82   .eh_frame       : ONLY_IF_RO { KEEP (*(.eh_frame)) }
  83   .gcc_except_table   : ONLY_IF_RO { *(.gcc_except_table .gcc_except_table.*) }
  84   /* Adjust the address for the data segment.  We want to adjust up to
  85      the same address within the page on the next page up.  */
  86   . = ALIGN (0x40000) - ((0x40000 - .) & (0x40000 - 1)); . = DATA_SEGMENT_ALIGN (0x40000, 0x1000);
  87   /* Exception handling  */
  88   .eh_frame       : ONLY_IF_RW { KEEP (*(.eh_frame)) }
  89   .gcc_except_table   : ONLY_IF_RW { *(.gcc_except_table .gcc_except_table.*) }
  90   /* Thread Local Storage sections  */
  91   .tdata         : { *(.tdata .tdata.* .gnu.linkonce.td.*) }
  92   .tbss                  : { *(.tbss .tbss.* .gnu.linkonce.tb.*) *(.tcommon) }
  93   .preinit_array     :
  94   {
  95     PROVIDE_HIDDEN (__preinit_array_start = .);
  96     KEEP (*(.preinit_array))
  97     PROVIDE_HIDDEN (__preinit_array_end = .);
  98   }
  99   .init_array     :
 100   {
 101      PROVIDE_HIDDEN (__init_array_start = .);
 102      KEEP (*(SORT(.init_array.*)))
 103      KEEP (*(.init_array))
 104      PROVIDE_HIDDEN (__init_array_end = .);
 105   }
 106   .fini_array     :
 107   {
 108     PROVIDE_HIDDEN (__fini_array_start = .);
 109     KEEP (*(.fini_array))
 110     KEEP (*(SORT(.fini_array.*)))
 111     PROVIDE_HIDDEN (__fini_array_end = .);
 112   }
 113   .ctors          :
 114   {
 115     /* gcc uses crtbegin.o to find the start of
 116        the constructors, so we make sure it is
 117        first.  Because this is a wildcard, it
 118        doesn't matter if the user does not
 119        actually link against crtbegin.o; the
 120        linker won't look for a file to match a
 121        wildcard.  The wildcard also means that it
 122        doesn't matter which directory crtbegin.o
 123        is in.  */
 124     KEEP (*crtbegin*.o(.ctors))
 125     /* We don't want to include the .ctor section from
 126        the crtend.o file until after the sorted ctors.
 127        The .ctor section from the crtend file contains the
 128        end of ctors marker and it must be last */
 129     KEEP (*(EXCLUDE_FILE (*crtend*.o ) .ctors))
 130     KEEP (*(SORT(.ctors.*)))
 131     KEEP (*(.ctors))
 132   }
 133   .dtors          :
 134   {
 135     KEEP (*crtbegin*.o(.dtors))
 136     KEEP (*(EXCLUDE_FILE (*crtend*.o ) .dtors))
 137     KEEP (*(SORT(.dtors.*)))
 138     KEEP (*(.dtors))
 139   }
 140   .jcr            : { KEEP (*(.jcr)) }
 141   .data.rel.ro : { *(.data.rel.ro.local* .gnu.linkonce.d.rel.ro.local.*) *(.data.rel.ro* .gnu.linkonce.d.rel.ro.*) }
 142   . = DATA_SEGMENT_RELRO_END (0, .);
 143   .data           :
 144   {
 145     _fdata = . ;
 146     *(.data .data.* .gnu.linkonce.d.*)
 147     KEEP (*(.gnu.linkonce.d.*personality*))
 148     SORT(CONSTRUCTORS)
 149   }
 150   .data1          : { *(.data1) }
 151   . = .;
 152   _gp = ALIGN(16) + 0x7ff0;
 153   .got            : { *(.got.plt) *(.got) }
 154   /* We want the small data sections together, so single-instruction offsets
 155      can access them all, and initialized data all before uninitialized, so
 156      we can shorten the on-disk segment size.  */
 157   .sdata          :
 158   {
 159     *(.sdata .sdata.* .gnu.linkonce.s.*)
 160   }
 161   .lit8           : { *(.lit8) }
 162   .lit4           : { *(.lit4) }
 163   _edata = .; PROVIDE (edata = .);
 164   __bss_start = .;
 165   _fbss = .;
 166   .sbss           :
 167   {
 168     *(.dynsbss)
 169     *(.sbss .sbss.* .gnu.linkonce.sb.*)
 170     *(.scommon)
 171   }
 172   .bss            :
 173   {
 174    *(.dynbss)
 175    *(.bss .bss.* .gnu.linkonce.b.*)
 176    *(COMMON)
 177    /* Align here to ensure that the .bss section occupies space up to
 178       _end.  Align after .bss to ensure correct alignment even if the
 179       .bss section disappears because there are no input sections.
 180       FIXME: Why do we need it? When there is no .bss section, we don't
 181       pad the .data section.  */
 182    . = ALIGN(. != 0 ? 32 / 8 : 1);
 183   }
 184   . = ALIGN(32 / 8);
 185   . = ALIGN(32 / 8);
 186   _end = .; PROVIDE (end = .);
 187   . = DATA_SEGMENT_END (.);
 188   /* Stabs debugging sections.  */
 189   .stab          0 : { *(.stab) }
 190   .stabstr       0 : { *(.stabstr) }
 191   .stab.excl     0 : { *(.stab.excl) }
 192   .stab.exclstr  0 : { *(.stab.exclstr) }
 193   .stab.index    0 : { *(.stab.index) }
 194   .stab.indexstr 0 : { *(.stab.indexstr) }
 195   .comment       0 : { *(.comment) }
 196   /* DWARF debug sections.
 197      Symbols in the DWARF debugging sections are relative to the beginning
 198      of the section so we begin them at 0.  */
 199   /* DWARF 1 */
 200   .debug          0 : { *(.debug) }
 201   .line           0 : { *(.line) }
 202   /* GNU DWARF 1 extensions */
 203   .debug_srcinfo  0 : { *(.debug_srcinfo) }
 204   .debug_sfnames  0 : { *(.debug_sfnames) }
 205   /* DWARF 1.1 and DWARF 2 */
 206   .debug_aranges  0 : { *(.debug_aranges) }
 207   .debug_pubnames 0 : { *(.debug_pubnames) }
 208   /* DWARF 2 */
 209   .debug_info     0 : { *(.debug_info .gnu.linkonce.wi.*) }
 210   .debug_abbrev   0 : { *(.debug_abbrev) }
 211   .debug_line     0 : { *(.debug_line) }
 212   .debug_frame    0 : { *(.debug_frame) }
 213   .debug_str      0 : { *(.debug_str) }
 214   .debug_loc      0 : { *(.debug_loc) }
 215   .debug_macinfo  0 : { *(.debug_macinfo) }
 216   /* SGI/MIPS DWARF 2 extensions */
 217   .debug_weaknames 0 : { *(.debug_weaknames) }
 218   .debug_funcnames 0 : { *(.debug_funcnames) }
 219   .debug_typenames 0 : { *(.debug_typenames) }
 220   .debug_varnames  0 : { *(.debug_varnames) }
 221   .gptab.sdata : { *(.gptab.data) *(.gptab.sdata) }
 222   .gptab.sbss : { *(.gptab.bss) *(.gptab.sbss) }
 223   /DISCARD/ : { *(.note.GNU-stack) }
 224 }