ld/scripttempl/mcorepe.sc

   1 # Linker script for MCore PE.
   2
   3 if test -z "${RELOCATEABLE_OUTPUT_FORMAT}"; then
   4   RELOCATEABLE_OUTPUT_FORMAT=${OUTPUT_FORMAT}
   5 fi
   6
   7 # We can't easily and portably get an unquoted $ in a shell
   8 # substitution, so we do this instead.
   9 # Sorting of the .foo$* sections is required by the definition of
  10 # grouped sections in PE.
  11 # Sorting of the file names in R_IDATA is required by the
  12 # current implementation of dlltool (this could probably be changed to
  13 # use grouped sections instead).
  14 if test "${RELOCATING}"; then
  15   R_TEXT='*(SORT(.text$*))'
  16   R_DATA='*(SORT(.data$*))'
  17   R_RDATA='*(SORT(.rdata$*))'
  18   R_IDATA='
  19     SORT(*)(.idata$2)
  20     SORT(*)(.idata$3)
  21     /* These zeroes mark the end of the import list.  */
  22     LONG (0); LONG (0); LONG (0); LONG (0); LONG (0);
  23     SORT(*)(.idata$4)
  24     SORT(*)(.idata$5)
  25     SORT(*)(.idata$6)
  26     SORT(*)(.idata$7)'
  27   R_CRT='*(SORT(.CRT$*))'
  28   R_RSRC='*(SORT(.rsrc$*))'
  29 else
  30   R_TEXT=
  31   R_DATA=
  32   R_RDATA=
  33   R_IDATA=
  34   R_CRT=
  35   R_RSRC=
  36 fi
  37
  38 if test "$RELOCATING"; then
  39   # Can't use ${RELOCATING+blah "blah" blah} for this,
  40   # because bash 2.x will lose the doublequotes.
  41   cat <<EOF
  42 OUTPUT_FORMAT("${OUTPUT_FORMAT}", "${BIG_OUTPUT_FORMAT}",
  43                            "${LITTLE_OUTPUT_FORMAT}")}
  44 EOF
  45 fi
  46
  47 cat <<EOF
  48 ${LIB_SEARCH_DIRS}
  49
  50 ENTRY(_mainCRTStartup)
  51
  52 SECTIONS
  53 {
  54   .text ${RELOCATING+ __image_base__ + __section_alignment__ } :
  55   {
  56     ${RELOCATING+ *(.init)}
  57     *(.text)
  58     ${R_TEXT}
  59     *(.glue_7t)
  60     *(.glue_7)
  61     ${CONSTRUCTING+ ___CTOR_LIST__ = .; __CTOR_LIST__ = . ;
  62                         LONG (-1); *(.ctors); *(.ctor); LONG (0); }
  63     ${CONSTRUCTING+ ___DTOR_LIST__ = .; __DTOR_LIST__ = . ;
  64                         LONG (-1); *(.dtors); *(.dtor);  LONG (0); }
  65     ${RELOCATING+ *(.fini)}
  66     /* ??? Why is .gcc_exc here?  */
  67     ${RELOCATING+ *(.gcc_exc)}
  68     ${RELOCATING+ etext = .;}
  69     *(.gcc_except_table)
  70   }
  71
  72   /* The Cygwin32 library uses a section to avoid copying certain data
  73      on fork.  This used to be named ".data$nocopy".  The linker used
  74      to include this between __data_start__ and __data_end__, but that
  75      breaks building the cygwin32 dll.  Instead, we name the section
  76      ".data_cygwin_nocopy" and explictly include it after __data_end__. */
  77
  78   .data ${RELOCATING+BLOCK(__section_alignment__)} :
  79   {
  80     ${RELOCATING+__data_start__ = . ;}
  81     *(.data)
  82     *(.data2)
  83     ${R_DATA}
  84     ${RELOCATING+__data_end__ = . ;}
  85     ${RELOCATING+*(.data_cygwin_nocopy)}
  86   }
  87
  88   .bss ${RELOCATING+BLOCK(__section_alignment__)} :
  89   {
  90     ${RELOCATING+__bss_start__ = . ;}
  91     *(.bss)
  92     *(COMMON)
  93     ${RELOCATING+__bss_end__ = . ;}
  94   }
  95
  96   .rdata ${RELOCATING+BLOCK(__section_alignment__)} :
  97   {
  98     *(.rdata)
  99     ${R_RDATA}
 100     *(.eh_frame)
 101   }
 102
 103   .edata ${RELOCATING+BLOCK(__section_alignment__)} :
 104   {
 105     *(.edata)
 106   }
 107
 108   /DISCARD/ :
 109   {
 110     *(.debug\$S)
 111     *(.debug\$T)
 112     *(.debug\$F)
 113     *(.drectve)
 114   }
 115
 116   .idata ${RELOCATING+BLOCK(__section_alignment__)} :
 117   {
 118     /* This cannot currently be handled with grouped sections.
 119         See pe.em:sort_sections.  */
 120     ${R_IDATA}
 121   }
 122   .CRT ${RELOCATING+BLOCK(__section_alignment__)} :
 123   {
 124     ${R_CRT}
 125   }
 126
 127   .endjunk ${RELOCATING+BLOCK(__section_alignment__)} :
 128   {
 129     /* end is deprecated, don't use it */
 130     ${RELOCATING+ end = .;}
 131     ${RELOCATING+ _end = .;}
 132     ${RELOCATING+ __end__ = .;}
 133   }
 134
 135   .reloc ${RELOCATING+BLOCK(__section_alignment__)} :
 136   {
 137     *(.reloc)
 138   }
 139
 140   .rsrc ${RELOCATING+BLOCK(__section_alignment__)} :
 141   {
 142     *(.rsrc)
 143     ${R_RSRC}
 144   }
 145
 146   .stab ${RELOCATING+BLOCK(__section_alignment__)} ${RELOCATING+(NOLOAD)} :
 147   {
 148     [ .stab ]
 149   }
 150
 151   .stabstr ${RELOCATING+BLOCK(__section_alignment__)} ${RELOCATING+(NOLOAD)} :
 152   {
 153     [ .stabstr ]
 154   }
 155
 156   .stack 0x80000 :
 157   {
 158     _stack = .;
 159     *(.stack)
 160   }
 161 }
 162 EOF