ld/scripttempl/mcorepe.sc

   1 # Linker script for MCore PE.
   2 #
   3 # Copyright (C) 2014-2022 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) 2014-2022 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+ KEEP (*(SORT_NONE(.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+ KEEP (*(SORT_NONE(.fini)))}
  79     ${RELOCATING+/* ??? 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     PROVIDE(_stack = .);
 172     *(.stack)
 173   }
 174 }
 175 EOF