PE linker script improvements.
[deliverable/binutils-gdb.git] / ld / scripttempl / pe.sc
index 60d4ed143c61cb8d761158a34c681fb3133400e2..cef05c56f73cd90e910b81d84ff45fbdfbb7eae0 100644 (file)
@@ -1,4 +1,10 @@
 # Linker script for PE.
+#
+# Copyright (C) 2014-2016 Free Software Foundation, Inc.
+# 
+# Copying and distribution of this file, with or without modification,
+# are permitted in any medium without royalty provided the copyright
+# notice and this notice are preserved.
 
 if test -z "${RELOCATEABLE_OUTPUT_FORMAT}"; then
   RELOCATEABLE_OUTPUT_FORMAT=${OUTPUT_FORMAT}
@@ -13,92 +19,129 @@ fi
 # use grouped sections instead).
 if test "${RELOCATING}"; then
   R_TEXT='*(SORT(.text$*))'
-  R_DATA='*(SORT(.data$*))'
-  R_RDATA='*(SORT(.rdata$*))'
-  R_IDATA='
-    SORT(*)(.idata$2)
-    SORT(*)(.idata$3)
+  if test "x$LD_FLAG" = "xauto_import" ; then
+    R_DATA='*(SORT(.data$*))
+            *(.rdata)
+           *(SORT(.rdata$*))'
+    R_RDATA=''
+  else
+    R_DATA='*(SORT(.data$*))'
+    R_RDATA='*(.rdata)
+             *(SORT(.rdata$*))'
+  fi
+  R_IDATA234='
+    KEEP (SORT(*)(.idata$2))
+    KEEP (SORT(*)(.idata$3))
     /* These zeroes mark the end of the import list.  */
     LONG (0); LONG (0); LONG (0); LONG (0); LONG (0);
-    SORT(*)(.idata$4)
-    SORT(*)(.idata$5)
-    SORT(*)(.idata$6)
-    SORT(*)(.idata$7)'
-  R_CRT='*(SORT(.CRT$*))'
+    KEEP (SORT(*)(.idata$4))'
+  R_IDATA5='KEEP (SORT(*)(.idata$5))'
+  R_IDATA67='
+    KEEP (SORT(*)(.idata$6))
+    KEEP (SORT(*)(.idata$7))'
+  R_CRT_XC='KEEP (*(SORT(.CRT$XC*)))  /* C initialization */'
+  R_CRT_XI='KEEP (*(SORT(.CRT$XI*)))  /* C++ initialization */'
+  R_CRT_XL='KEEP (*(SORT(.CRT$XL*)))  /* TLS callbacks */'
+  R_CRT_XP='KEEP (*(SORT(.CRT$XP*)))  /* Pre-termination */'
+  R_CRT_XT='KEEP (*(SORT(.CRT$XT*)))  /* Termination */'
   R_TLS='
-    *(.tls)
-    *(.tls$)
-    *(SORT(.tls$*))'
-  R_RSRC='*(SORT(.rsrc$*))'
+    KEEP (*(.tls$AAA))
+    KEEP (*(.tls))
+    KEEP (*(.tls$))
+    KEEP (*(SORT(.tls$*)))
+    KEEP (*(.tls$ZZZ))'
+  R_RSRC='
+    KEEP (*(.rsrc))
+    KEEP (*(.rsrc$*))'
 else
   R_TEXT=
   R_DATA=
-  R_RDATA=
-  R_IDATA=
+  R_RDATA='*(.rdata)'
+  R_IDATA234=
+  R_IDATA5=
+  R_IDATA67=
   R_CRT=
-  R_RSRC=
+  R_RSRC='*(.rsrc)'
 fi
 
 cat <<EOF
+/* Copyright (C) 2014-2016 Free Software Foundation, Inc.
+
+   Copying and distribution of this script, with or without modification,
+   are permitted in any medium without royalty provided the copyright
+   notice and this notice are preserved.  */
+
 ${RELOCATING+OUTPUT_FORMAT(${OUTPUT_FORMAT})}
 ${RELOCATING-OUTPUT_FORMAT(${RELOCATEABLE_OUTPUT_FORMAT})}
 ${OUTPUT_ARCH+OUTPUT_ARCH(${OUTPUT_ARCH})}
 
 ${LIB_SEARCH_DIRS}
 
-ENTRY(${ENTRY})
-
 SECTIONS
 {
-  .text ${RELOCATING+ __image_base__ + __section_alignment__ } : 
+  ${RELOCATING+/* Make the virtual address and file offset synced if the alignment is}
+  ${RELOCATING+   lower than the target page size. */}
+  ${RELOCATING+. = SIZEOF_HEADERS;}
+  ${RELOCATING+. = ALIGN(__section_alignment__);}
+  .text ${RELOCATING+ __image_base__ + ( __section_alignment__ < ${TARGET_PAGE_SIZE} ? . : __section_alignment__ )} :
   {
-    ${RELOCATING+ *(.init)}
+    ${RELOCATING+ KEEP(*(.init))}
     *(.text)
     ${R_TEXT}
+    ${RELOCATING+ *(.text.*)}
+    ${RELOCATING+ *(.gnu.linkonce.t.*)}
     *(.glue_7t)
     *(.glue_7)
-    ${CONSTRUCTING+ ___CTOR_LIST__ = .; __CTOR_LIST__ = . ; 
+    ${CONSTRUCTING+ ___CTOR_LIST__ = .; __CTOR_LIST__ = . ;
                        LONG (-1);*(.ctors); *(.ctor); *(SORT(.ctors.*));  LONG (0); }
-    ${CONSTRUCTING+ ___DTOR_LIST__ = .; __DTOR_LIST__ = . ; 
+    ${CONSTRUCTING+ ___DTOR_LIST__ = .; __DTOR_LIST__ = . ;
                        LONG (-1); *(.dtors); *(.dtor); *(SORT(.dtors.*));  LONG (0); }
-    ${RELOCATING+ *(.fini)}
+    ${RELOCATING+ KEEP (*(.fini))}
     /* ??? Why is .gcc_exc here?  */
     ${RELOCATING+ *(.gcc_exc)}
     ${RELOCATING+PROVIDE (etext = .);}
-    *(.gcc_except_table)
+    ${RELOCATING+PROVIDE (_etext = .);}
+    ${RELOCATING+ KEEP (*(.gcc_except_table))}
   }
 
   /* The Cygwin32 library uses a section to avoid copying certain data
      on fork.  This used to be named ".data$nocopy".  The linker used
      to include this between __data_start__ and __data_end__, but that
      breaks building the cygwin32 dll.  Instead, we name the section
-     ".data_cygwin_nocopy" and explictly include it after __data_end__. */
+     ".data_cygwin_nocopy" and explicitly include it after __data_end__. */
 
-  .data ${RELOCATING+BLOCK(__section_alignment__)} : 
+  .data ${RELOCATING+BLOCK(__section_alignment__)} :
   {
     ${RELOCATING+__data_start__ = . ;}
     *(.data)
     *(.data2)
     ${R_DATA}
+    KEEP(*(.jcr))
     ${RELOCATING+__data_end__ = . ;}
     ${RELOCATING+*(.data_cygwin_nocopy)}
   }
 
   .rdata ${RELOCATING+BLOCK(__section_alignment__)} :
   {
-    *(.rdata)
     ${R_RDATA}
-    *(.eh_frame)
-    ${RELOCATING+___RUNTIME_PSEUDO_RELOC_LIST__ = .;}
-    ${RELOCATING+__RUNTIME_PSEUDO_RELOC_LIST__ = .;}
-    *(.rdata_runtime_pseudo_reloc)
-    ${RELOCATING+___RUNTIME_PSEUDO_RELOC_LIST_END__ = .;}
-    ${RELOCATING+__RUNTIME_PSEUDO_RELOC_LIST_END__ = .;}
+    ${RELOCATING+__rt_psrelocs_start = .;}
+    KEEP(*(.rdata_runtime_pseudo_reloc))
+    ${RELOCATING+__rt_psrelocs_end = .;}
+  }
+  ${RELOCATING+__rt_psrelocs_size = __rt_psrelocs_end - __rt_psrelocs_start;}
+  ${RELOCATING+___RUNTIME_PSEUDO_RELOC_LIST_END__ = .;}
+  ${RELOCATING+__RUNTIME_PSEUDO_RELOC_LIST_END__ = .;}
+  ${RELOCATING+___RUNTIME_PSEUDO_RELOC_LIST__ = . - __rt_psrelocs_size;}
+  ${RELOCATING+__RUNTIME_PSEUDO_RELOC_LIST__ = . - __rt_psrelocs_size;}
+
+  .eh_frame ${RELOCATING+BLOCK(__section_alignment__)} :
+  {
+    KEEP(*(.eh_frame*))
   }
 
   .pdata ${RELOCATING+BLOCK(__section_alignment__)} :
   {
-    *(.pdata)
+    KEEP(*(.pdata*))
   }
 
   .bss ${RELOCATING+BLOCK(__section_alignment__)} :
@@ -120,22 +163,48 @@ SECTIONS
     *(.debug\$T)
     *(.debug\$F)
     *(.drectve)
+    ${RELOCATING+ *(.note.GNU-stack)}
+    ${RELOCATING+ *(.gnu.lto_*)}
   }
 
   .idata ${RELOCATING+BLOCK(__section_alignment__)} :
   {
     /* This cannot currently be handled with grouped sections.
        See pe.em:sort_sections.  */
-    ${R_IDATA}
+    ${R_IDATA234}
+    ${RELOCATING+__IAT_start__ = .;}
+    ${R_IDATA5}
+    ${RELOCATING+__IAT_end__ = .;}
+    ${R_IDATA67}
   }
   .CRT ${RELOCATING+BLOCK(__section_alignment__)} :
   {                                    
-    ${R_CRT}
+    ${RELOCATING+___crt_xc_start__ = . ;}
+    ${R_CRT_XC}
+    ${RELOCATING+___crt_xc_end__ = . ;}
+    ${RELOCATING+___crt_xi_start__ = . ;}
+    ${R_CRT_XI}
+    ${RELOCATING+___crt_xi_end__ = . ;}
+    ${RELOCATING+___crt_xl_start__ = . ;}
+    ${R_CRT_XL}
+    /* ___crt_xl_end__ is defined in the TLS Directory support code */
+    ${RELOCATING+___crt_xp_start__ = . ;}
+    ${R_CRT_XP}
+    ${RELOCATING+___crt_xp_end__ = . ;}
+    ${RELOCATING+___crt_xt_start__ = . ;}
+    ${R_CRT_XT}
+    ${RELOCATING+___crt_xt_end__ = . ;}
   }
 
+  /* Windows TLS expects .tls\$AAA to be at the start and .tls\$ZZZ to be
+     at the end of section.  This is important because _tls_start MUST
+     be at the beginning of the section to enable SECREL32 relocations with TLS
+     data.  */
   .tls ${RELOCATING+BLOCK(__section_alignment__)} :
   {                                    
+    ${RELOCATING+___tls_start__ = . ;}
     ${R_TLS}
+    ${RELOCATING+___tls_end__ = . ;}
   }
 
   .endjunk ${RELOCATING+BLOCK(__section_alignment__)} :
@@ -146,14 +215,13 @@ SECTIONS
     ${RELOCATING+ __end__ = .;}
   }
 
-  .rsrc ${RELOCATING+BLOCK(__section_alignment__)} :
-  {                                    
-    *(.rsrc)
+  .rsrc ${RELOCATING+BLOCK(__section_alignment__)} : SUBALIGN(4)
+  {
     ${R_RSRC}
   }
 
   .reloc ${RELOCATING+BLOCK(__section_alignment__)} :
-  {                                    
+  {
     *(.reloc)
   }
 
@@ -171,79 +239,163 @@ SECTIONS
      Symbols in the DWARF debugging sections are relative to the beginning
      of the section.  Unlike other targets that fake this by putting the
      section VMA at 0, the PE format will not allow it.  */
-     
+
   /* DWARF 1.1 and DWARF 2.  */
   .debug_aranges ${RELOCATING+BLOCK(__section_alignment__)} ${RELOCATING+(NOLOAD)} :
   {
     *(.debug_aranges)
   }
+  .zdebug_aranges ${RELOCATING+BLOCK(__section_alignment__)} ${RELOCATING+(NOLOAD)} :
+  {
+    *(.zdebug_aranges)
+  }
 
   .debug_pubnames ${RELOCATING+BLOCK(__section_alignment__)} ${RELOCATING+(NOLOAD)} :
   {
     *(.debug_pubnames)
   }
+  .zdebug_pubnames ${RELOCATING+BLOCK(__section_alignment__)} ${RELOCATING+(NOLOAD)} :
+  {
+    *(.zdebug_pubnames)
+  }
+
+  .debug_pubtypes ${RELOCATING+BLOCK(__section_alignment__)} ${RELOCATING+(NOLOAD)} :
+  {
+    *(.debug_pubtypes)
+  }
+  .zdebug_pubtypes ${RELOCATING+BLOCK(__section_alignment__)} ${RELOCATING+(NOLOAD)} :
+  {
+    *(.zdebug_pubtypes)
+  }
 
   /* DWARF 2.  */
   .debug_info ${RELOCATING+BLOCK(__section_alignment__)} ${RELOCATING+(NOLOAD)} :
   {
-    *(.debug_info) *(.gnu.linkonce.wi.*)
+    *(.debug_info${RELOCATING+ .gnu.linkonce.wi.*})
+  }
+  .zdebug_info ${RELOCATING+BLOCK(__section_alignment__)} ${RELOCATING+(NOLOAD)} :
+  {
+    *(.zdebug_info${RELOCATING+ .zdebug.gnu.linkonce.wi.*})
   }
 
   .debug_abbrev ${RELOCATING+BLOCK(__section_alignment__)} ${RELOCATING+(NOLOAD)} :
   {
     *(.debug_abbrev)
   }
+  .zdebug_abbrev ${RELOCATING+BLOCK(__section_alignment__)} ${RELOCATING+(NOLOAD)} :
+  {
+    *(.zdebug_abbrev)
+  }
 
   .debug_line ${RELOCATING+BLOCK(__section_alignment__)} ${RELOCATING+(NOLOAD)} :
   {
     *(.debug_line)
   }
+  .zdebug_line ${RELOCATING+BLOCK(__section_alignment__)} ${RELOCATING+(NOLOAD)} :
+  {
+    *(.zdebug_line)
+  }
 
   .debug_frame ${RELOCATING+BLOCK(__section_alignment__)} ${RELOCATING+(NOLOAD)} :
   {
-    *(.debug_frame)
+    *(.debug_frame*)
+  }
+  .zdebug_frame ${RELOCATING+BLOCK(__section_alignment__)} ${RELOCATING+(NOLOAD)} :
+  {
+    *(.zdebug_frame*)
   }
 
   .debug_str ${RELOCATING+BLOCK(__section_alignment__)} ${RELOCATING+(NOLOAD)} :
   {
     *(.debug_str)
   }
+  .zdebug_str ${RELOCATING+BLOCK(__section_alignment__)} ${RELOCATING+(NOLOAD)} :
+  {
+    *(.zdebug_str)
+  }
 
   .debug_loc ${RELOCATING+BLOCK(__section_alignment__)} ${RELOCATING+(NOLOAD)} :
   {
     *(.debug_loc)
   }
+  .zdebug_loc ${RELOCATING+BLOCK(__section_alignment__)} ${RELOCATING+(NOLOAD)} :
+  {
+    *(.zdebug_loc)
+  }
 
   .debug_macinfo ${RELOCATING+BLOCK(__section_alignment__)} ${RELOCATING+(NOLOAD)} :
   {
     *(.debug_macinfo)
   }
+  .zdebug_macinfo ${RELOCATING+BLOCK(__section_alignment__)} ${RELOCATING+(NOLOAD)} :
+  {
+    *(.zdebug_macinfo)
+  }
 
   /* SGI/MIPS DWARF 2 extensions.  */
   .debug_weaknames ${RELOCATING+BLOCK(__section_alignment__)} ${RELOCATING+(NOLOAD)} :
   {
     *(.debug_weaknames)
   }
+  .zdebug_weaknames ${RELOCATING+BLOCK(__section_alignment__)} ${RELOCATING+(NOLOAD)} :
+  {
+    *(.zdebug_weaknames)
+  }
 
   .debug_funcnames ${RELOCATING+BLOCK(__section_alignment__)} ${RELOCATING+(NOLOAD)} :
   {
     *(.debug_funcnames)
   }
+  .zdebug_funcnames ${RELOCATING+BLOCK(__section_alignment__)} ${RELOCATING+(NOLOAD)} :
+  {
+    *(.zdebug_funcnames)
+  }
 
   .debug_typenames ${RELOCATING+BLOCK(__section_alignment__)} ${RELOCATING+(NOLOAD)} :
   {
     *(.debug_typenames)
   }
+  .zdebug_typenames ${RELOCATING+BLOCK(__section_alignment__)} ${RELOCATING+(NOLOAD)} :
+  {
+    *(.zdebug_typenames)
+  }
 
   .debug_varnames ${RELOCATING+BLOCK(__section_alignment__)} ${RELOCATING+(NOLOAD)} :
   {
     *(.debug_varnames)
   }
+  .zdebug_varnames ${RELOCATING+BLOCK(__section_alignment__)} ${RELOCATING+(NOLOAD)} :
+  {
+    *(.zdebug_varnames)
+  }
+
+  .debug_macro ${RELOCATING+BLOCK(__section_alignment__)} ${RELOCATING+(NOLOAD)} :
+  {
+    *(.debug_macro)
+  }
+  .zdebug_macro ${RELOCATING+BLOCK(__section_alignment__)} ${RELOCATING+(NOLOAD)} :
+  {
+    *(.zdebug_macro)
+  }
 
   /* DWARF 3.  */
   .debug_ranges ${RELOCATING+BLOCK(__section_alignment__)} ${RELOCATING+(NOLOAD)} :
   {
     *(.debug_ranges)
   }
+  .zdebug_ranges ${RELOCATING+BLOCK(__section_alignment__)} ${RELOCATING+(NOLOAD)} :
+  {
+    *(.zdebug_ranges)
+  }
+
+  /* DWARF 4.  */
+  .debug_types ${RELOCATING+BLOCK(__section_alignment__)} ${RELOCATING+(NOLOAD)} :
+  {
+    *(.debug_types${RELOCATING+ .gnu.linkonce.wt.*})
+  }
+  .zdebug_types ${RELOCATING+BLOCK(__section_alignment__)} ${RELOCATING+(NOLOAD)} :
+  {
+    *(.zdebug_types${RELOCATING+ .gnu.linkonce.wt.*})
+  }
 }
 EOF
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