libgloss/mips/cfe.ld

   1 /* The following TEXT start address leaves space for the monitor
   2    workspace. */
   3
   4 ENTRY(_prestart)
   5 STARTUP(crt0.o)
   6 OUTPUT_FORMAT("elf32-bigmips", "elf32-bigmips", "elf32-littlemips")
   7 GROUP(-lc -lcfe -lgcc)
   8 SEARCH_DIR(.)
   9 __DYNAMIC  =  0;
  10
  11 /*
  12  * Allocate the stack to be at the top of memory, since the stack
  13  * grows down
  14  */
  15 PROVIDE (__stack = 0);
  16 /* PROVIDE (__global = 0); */
  17
  18 /*
  19  * Initalize some symbols to be zero so we can reference them in the
  20  * crt0 without core dumping. These functions are all optional, but
  21  * we do this so we can have our crt0 always use them if they exist.
  22  * This is so BSPs work better when using the crt0 installed with gcc.
  23  * We have to initalize them twice, so we multiple object file
  24  * formats, as some prepend an underscore.
  25  */
  26 PROVIDE (hardware_exit_hook = 0);
  27 PROVIDE (hardware_hazard_hook = 0);
  28 PROVIDE (hardware_init_hook = 0);
  29 PROVIDE (software_init_hook = 0);
  30
  31 SECTIONS
  32 {
  33   . = 0x80020000;
  34   .text : {
  35     _ftext = . ;
  36     PROVIDE (eprol = .);
  37     *(.text)
  38     *(.text.*)
  39     *(.gnu.linkonce.t*)
  40     *(.mips16.fn.*)
  41     *(.mips16.call.*)
  42   }
  43   .init : {
  44     *(.init)
  45   }
  46   .fini : {
  47     *(.fini)
  48   }
  49   .rel.sdata : {
  50     PROVIDE (__runtime_reloc_start = .);
  51     *(.rel.sdata)
  52     PROVIDE (__runtime_reloc_stop = .);
  53   }
  54   PROVIDE (etext = .);
  55   _etext  =  .;
  56
  57   .ctors    :
  58   {
  59     /* gcc uses crtbegin.o to find the start of
  60        the constructors, so we make sure it is
  61        first.  Because this is a wildcard, it
  62        doesn't matter if the user does not
  63        actually link against crtbegin.o; the
  64        linker won't look for a file to match a
  65        wildcard.  The wildcard also means that it
  66        doesn't matter which directory crtbegin.o
  67        is in.  */
  68
  69     KEEP (*crtbegin.o(.ctors))
  70
  71     /* We don't want to include the .ctor section from
  72        from the crtend.o file until after the sorted ctors.
  73        The .ctor section from the crtend file contains the
  74        end of ctors marker and it must be last */
  75
  76     KEEP (*(EXCLUDE_FILE (*crtend.o) .ctors))
  77     KEEP (*(SORT(.ctors.*)))
  78     KEEP (*(.ctors))
  79   }
  80
  81   .dtors    :
  82   {
  83     KEEP (*crtbegin.o(.dtors))
  84     KEEP (*(EXCLUDE_FILE (*crtend.o) .dtors))
  85     KEEP (*(SORT(.dtors.*)))
  86     KEEP (*(.dtors))
  87   }
  88
  89   . = .;
  90   .rodata : {
  91     *(.rdata)
  92     *(.rodata)
  93     *(.rodata.*)
  94     *(.gnu.linkonce.r*)
  95   }
  96    _fdata = ALIGN(16);
  97   .data : {
  98     *(.data)
  99     *(.data.*)
 100     *(.gnu.linkonce.d*)
 101   }
 102   . = ALIGN(8);
 103   _gp = . + 0x8000;
 104   __global = _gp;
 105   .lit8 : {
 106     *(.lit8)
 107   }
 108   .lit4 : {
 109     *(.lit4)
 110   }
 111   .sdata : {
 112     *(.sdata)
 113     *(.sdata.*)
 114     *(.gnu.linkonce.s*)
 115   }
 116   . = ALIGN(4);
 117    PROVIDE (edata  =  .);
 118    _edata  =  .;
 119    _fbss = .;
 120   .sbss : {
 121     *(.sbss)
 122     *(.scommon)
 123   }
 124   .bss : {
 125     _bss_start = . ;
 126     *(.bss)
 127     *(COMMON)
 128   }
 129
 130   PROVIDE (end = .);
 131   _end = .;
 132
 133   /* DWARF debug sections.
 134      Symbols in the DWARF debugging sections are relative to
 135      the beginning of the section so we begin them at 0.  */
 136
 137   /* DWARF 1 */
 138   .debug          0 : { *(.debug) }
 139   .line           0 : { *(.line) }
 140
 141   /* GNU DWARF 1 extensions */
 142   .debug_srcinfo  0 : { *(.debug_srcinfo) }
 143   .debug_sfnames  0 : { *(.debug_sfnames) }
 144
 145   /* DWARF 1.1 and DWARF 2 */
 146   .debug_aranges  0 : { *(.debug_aranges) }
 147   .debug_pubnames 0 : { *(.debug_pubnames) }
 148
 149   /* DWARF 2 */
 150   .debug_info     0 : { *(.debug_info) }
 151   .debug_abbrev   0 : { *(.debug_abbrev) }
 152   .debug_line     0 : { *(.debug_line) }
 153   .debug_frame    0 : { *(.debug_frame) }
 154   .debug_str      0 : { *(.debug_str) }
 155   .debug_loc      0 : { *(.debug_loc) }
 156   .debug_macinfo  0 : { *(.debug_macinfo) }
 157
 158   /* SGI/MIPS DWARF 2 extensions */
 159   .debug_weaknames 0 : { *(.debug_weaknames) }
 160   .debug_funcnames 0 : { *(.debug_funcnames) }
 161   .debug_typenames 0 : { *(.debug_typenames) }
 162   .debug_varnames  0 : { *(.debug_varnames) }
 163 }