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   /* Adjust the address for the data segment.  We want to adjust up to
  83      the same address within the page on the next page up.  */
  84   . = ALIGN (0x40000) - ((0x40000 - .) & (0x40000 - 1)); . = DATA_SEGMENT_ALIGN (0x40000, 0x1000);
  85   /* Exception handling  */
  86   .eh_frame       : { KEEP (*(.eh_frame)) }
  87   .gcc_except_table   : { *(.gcc_except_table .gcc_except_table.*) }
  88   /* Thread Local Storage sections  */
  89   .tdata         : { *(.tdata .tdata.* .gnu.linkonce.td.*) }
  90   .tbss                  : { *(.tbss .tbss.* .gnu.linkonce.tb.*) *(.tcommon) }
  91   .preinit_array     :
  92   {
  93     PROVIDE (__preinit_array_start = .);
  94     KEEP (*(.preinit_array))
  95     PROVIDE (__preinit_array_end = .);
  96   }
  97   .init_array     :
  98   {
  99      PROVIDE (__init_array_start = .);
 100      KEEP (*(SORT(.init_array.*)))
 101      KEEP (*(.init_array))
 102      PROVIDE (__init_array_end = .);
 103   }
 104   .fini_array     :
 105   {
 106     PROVIDE (__fini_array_start = .);
 107     KEEP (*(.fini_array))
 108     KEEP (*(SORT(.fini_array.*)))
 109     PROVIDE (__fini_array_end = .);
 110   }
 111   .ctors          :
 112   {
 113     /* gcc uses crtbegin.o to find the start of
 114        the constructors, so we make sure it is
 115        first.  Because this is a wildcard, it
 116        doesn't matter if the user does not
 117        actually link against crtbegin.o; the
 118        linker won't look for a file to match a
 119        wildcard.  The wildcard also means that it
 120        doesn't matter which directory crtbegin.o
 121        is in.  */
 122     KEEP (*crtbegin*.o(.ctors))
 123     /* We don't want to include the .ctor section from
 124        the crtend.o file until after the sorted ctors.
 125        The .ctor section from the crtend file contains the
 126        end of ctors marker and it must be last */
 127     KEEP (*(EXCLUDE_FILE (*crtend*.o ) .ctors))
 128     KEEP (*(SORT(.ctors.*)))
 129     KEEP (*(.ctors))
 130   }
 131   .dtors          :
 132   {
 133     KEEP (*crtbegin*.o(.dtors))
 134     KEEP (*(EXCLUDE_FILE (*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* .gnu.linkonce.d.rel.ro.*) }
 140   . = DATA_SEGMENT_RELRO_END (0, .);
 141   .data           :
 142   {
 143     _fdata = . ;
 144     *(.data .data.* .gnu.linkonce.d.*)
 145     KEEP (*(.gnu.linkonce.d.*personality*))
 146     SORT(CONSTRUCTORS)
 147   }
 148   .data1          : { *(.data1) }
 149   . = .;
 150   _gp = ALIGN(16) + 0x7ff0;
 151   .got            : { *(.got.plt) *(.got) }
 152   /* We want the small data sections together, so single-instruction offsets
 153      can access them all, and initialized data all before uninitialized, so
 154      we can shorten the on-disk segment size.  */
 155   .sdata          :
 156   {
 157     *(.sdata .sdata.* .gnu.linkonce.s.*)
 158   }
 159   .lit8           : { *(.lit8) }
 160   .lit4           : { *(.lit4) }
 161   _edata = .; PROVIDE (edata = .);
 162   __bss_start = .;
 163   _fbss = .;
 164   .sbss           :
 165   {
 166     *(.dynsbss)
 167     *(.sbss .sbss.* .gnu.linkonce.sb.*)
 168     *(.scommon)
 169   }
 170   .bss            :
 171   {
 172    *(.dynbss)
 173    *(.bss .bss.* .gnu.linkonce.b.*)
 174    *(COMMON)
 175    /* Align here to ensure that the .bss section occupies space up to
 176       _end.  Align after .bss to ensure correct alignment even if the
 177       .bss section disappears because there are no input sections.
 178       FIXME: Why do we need it? When there is no .bss section, we don't
 179       pad the .data section.  */
 180    . = ALIGN(. != 0 ? 32 / 8 : 1);
 181   }
 182   . = ALIGN(32 / 8);
 183   . = ALIGN(32 / 8);
 184   _end = .; PROVIDE (end = .);
 185   . = DATA_SEGMENT_END (.);
 186   /* Stabs debugging sections.  */
 187   .stab          0 : { *(.stab) }
 188   .stabstr       0 : { *(.stabstr) }
 189   .stab.excl     0 : { *(.stab.excl) }
 190   .stab.exclstr  0 : { *(.stab.exclstr) }
 191   .stab.index    0 : { *(.stab.index) }
 192   .stab.indexstr 0 : { *(.stab.indexstr) }
 193   .comment       0 : { *(.comment) }
 194   /* DWARF debug sections.
 195      Symbols in the DWARF debugging sections are relative to the beginning
 196      of the section so we begin them at 0.  */
 197   /* DWARF 1 */
 198   .debug          0 : { *(.debug) }
 199   .line           0 : { *(.line) }
 200   /* GNU DWARF 1 extensions */
 201   .debug_srcinfo  0 : { *(.debug_srcinfo) }
 202   .debug_sfnames  0 : { *(.debug_sfnames) }
 203   /* DWARF 1.1 and DWARF 2 */
 204   .debug_aranges  0 : { *(.debug_aranges) }
 205   .debug_pubnames 0 : { *(.debug_pubnames) }
 206   /* DWARF 2 */
 207   .debug_info     0 : { *(.debug_info .gnu.linkonce.wi.*) }
 208   .debug_abbrev   0 : { *(.debug_abbrev) }
 209   .debug_line     0 : { *(.debug_line) }
 210   .debug_frame    0 : { *(.debug_frame) }
 211   .debug_str      0 : { *(.debug_str) }
 212   .debug_loc      0 : { *(.debug_loc) }
 213   .debug_macinfo  0 : { *(.debug_macinfo) }
 214   /* SGI/MIPS DWARF 2 extensions */
 215   .debug_weaknames 0 : { *(.debug_weaknames) }
 216   .debug_funcnames 0 : { *(.debug_funcnames) }
 217   .debug_typenames 0 : { *(.debug_typenames) }
 218   .debug_varnames  0 : { *(.debug_varnames) }
 219   .gptab.sdata : { *(.gptab.data) *(.gptab.sdata) }
 220   .gptab.sbss : { *(.gptab.bss) *(.gptab.sbss) }
 221   /DISCARD/ : { *(.note.GNU-stack) }
 222 }