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      1 # Linker script for MCore PE.
      2 #
      3 # Copyright (C) 2014 Free Software Foundation, Inc.
      4 # 
      5 # Copying and distribution of this file, with or without modification,
      6 # are permitted in any medium without royalty provided the copyright
      7 # notice and this notice are preserved.
      8 
      9 if test -z "${RELOCATEABLE_OUTPUT_FORMAT}"; then
     10   RELOCATEABLE_OUTPUT_FORMAT=${OUTPUT_FORMAT}
     11 fi
     12 
     13 # We can't easily and portably get an unquoted $ in a shell
     14 # substitution, so we do this instead.
     15 # Sorting of the .foo$* sections is required by the definition of
     16 # grouped sections in PE.
     17 # Sorting of the file names in R_IDATA is required by the
     18 # current implementation of dlltool (this could probably be changed to
     19 # use grouped sections instead).
     20 if test "${RELOCATING}"; then
     21   R_TEXT='*(SORT(.text$*))'
     22   R_DATA='*(SORT(.data$*))'
     23   R_RDATA='*(SORT(.rdata$*))'
     24   R_IDATA='
     25     SORT(*)(.idata$2)
     26     SORT(*)(.idata$3)
     27     /* These zeroes mark the end of the import list.  */
     28     LONG (0); LONG (0); LONG (0); LONG (0); LONG (0);
     29     SORT(*)(.idata$4)
     30     SORT(*)(.idata$5)
     31     SORT(*)(.idata$6)
     32     SORT(*)(.idata$7)'
     33   R_CRT='*(SORT(.CRT$*))'
     34   R_RSRC='*(SORT(.rsrc$*))'
     35 else
     36   R_TEXT=
     37   R_DATA=
     38   R_RDATA=
     39   R_IDATA=
     40   R_CRT=
     41   R_RSRC=
     42 fi
     43 
     44 if test "$RELOCATING"; then
     45   # Can't use ${RELOCATING+blah "blah" blah} for this,
     46   # because bash 2.x will lose the doublequotes.
     47   cat <<EOF
     48 OUTPUT_FORMAT("${OUTPUT_FORMAT}", "${BIG_OUTPUT_FORMAT}",
     49 	  	           "${LITTLE_OUTPUT_FORMAT}")
     50 EOF
     51 fi
     52 
     53 cat <<EOF
     54 /* Copyright (C) 2014 Free Software Foundation, Inc.
     55 
     56    Copying and distribution of this script, with or without modification,
     57    are permitted in any medium without royalty provided the copyright
     58    notice and this notice are preserved.  */
     59 
     60 ${LIB_SEARCH_DIRS}
     61 
     62 ${RELOCATING+ENTRY (_mainCRTStartup)}
     63 
     64 SECTIONS
     65 {
     66   .text ${RELOCATING+ __image_base__ + __section_alignment__ } : 
     67   {
     68     ${RELOCATING+ *(.init)}
     69     *(.text)
     70     ${R_TEXT}
     71     ${RELOCATING+ *(.text.*)}
     72     *(.glue_7t)
     73     *(.glue_7)
     74     ${CONSTRUCTING+ ___CTOR_LIST__ = .; __CTOR_LIST__ = . ; 
     75 			LONG (-1); *(.ctors); *(.ctor); LONG (0); }
     76     ${CONSTRUCTING+ ___DTOR_LIST__ = .; __DTOR_LIST__ = . ; 
     77 			LONG (-1); *(.dtors); *(.dtor);  LONG (0); }
     78     ${RELOCATING+ *(.fini)}
     79     /* ??? Why is .gcc_exc here?  */
     80     ${RELOCATING+ *(.gcc_exc)}
     81     ${RELOCATING+ etext = .;}
     82     *(.gcc_except_table)
     83   }
     84 
     85   /* The Cygwin32 library uses a section to avoid copying certain data
     86      on fork.  This used to be named ".data$nocopy".  The linker used
     87      to include this between __data_start__ and __data_end__, but that
     88      breaks building the cygwin32 dll.  Instead, we name the section
     89      ".data_cygwin_nocopy" and explicitly include it after __data_end__. */
     90 
     91   .data ${RELOCATING+BLOCK(__section_alignment__)} : 
     92   {
     93     ${RELOCATING+__data_start__ = . ;}
     94     *(.data)
     95     *(.data2)
     96     ${R_DATA}
     97     ${RELOCATING+__data_end__ = . ;}
     98     ${RELOCATING+*(.data_cygwin_nocopy)}
     99   }
    100 
    101   .bss ${RELOCATING+BLOCK(__section_alignment__)} :
    102   {
    103     ${RELOCATING+__bss_start__ = . ;}
    104     *(.bss)
    105     *(COMMON)
    106     ${RELOCATING+__bss_end__ = . ;}
    107   }
    108 
    109   .rdata ${RELOCATING+BLOCK(__section_alignment__)} :
    110   {
    111     *(.rdata)
    112     ${R_RDATA}
    113     *(.eh_frame)
    114   }
    115 
    116   .edata ${RELOCATING+BLOCK(__section_alignment__)} :
    117   {
    118     *(.edata)
    119   }
    120 
    121   /DISCARD/ :
    122   {
    123     *(.debug\$S)
    124     *(.debug\$T)
    125     *(.debug\$F)
    126     *(.drectve)
    127   }
    128 
    129   .idata ${RELOCATING+BLOCK(__section_alignment__)} :
    130   {
    131     /* This cannot currently be handled with grouped sections.
    132 	See pe.em:sort_sections.  */
    133     ${R_IDATA}
    134   }
    135   .CRT ${RELOCATING+BLOCK(__section_alignment__)} :
    136   { 					
    137     ${R_CRT}
    138   }
    139 
    140   .endjunk ${RELOCATING+BLOCK(__section_alignment__)} :
    141   {
    142     /* end is deprecated, don't use it */
    143     ${RELOCATING+ end = .;}
    144     ${RELOCATING+ _end = .;}
    145     ${RELOCATING+ __end__ = .;}
    146   }
    147 
    148   .reloc ${RELOCATING+BLOCK(__section_alignment__)} :
    149   { 					
    150     *(.reloc)
    151   }
    152 
    153   .rsrc ${RELOCATING+BLOCK(__section_alignment__)} :
    154   { 					
    155     *(.rsrc)
    156     ${R_RSRC}
    157   }
    158 
    159   .stab ${RELOCATING+BLOCK(__section_alignment__)} ${RELOCATING+(NOLOAD)} :
    160   {
    161     [ .stab ]
    162   }
    163 
    164   .stabstr ${RELOCATING+BLOCK(__section_alignment__)} ${RELOCATING+(NOLOAD)} :
    165   {
    166     [ .stabstr ]
    167   }
    168 
    169   .stack 0x80000 :
    170   {
    171     _stack = .;
    172     *(.stack)
    173   }
    174 }
    175 EOF
    176