X-Git-Url: http://git.ipfire.org/?a=blobdiff_plain;f=ld%2Fscripttempl%2Felf_chaos.sc;h=72f91c9c9fcd93bede04cd51845a25e87fe68103;hb=675b9d612cc59446e84e2c6d89b45500cb603a8d;hp=10abf4a0de4d77d1a301b0307e935e6a19d0b409;hpb=827a1c67ae64ca4502cf515e7cd5dfd7346c8818;p=thirdparty%2Fbinutils-gdb.git

diff --git a/ld/scripttempl/elf_chaos.sc b/ld/scripttempl/elf_chaos.sc
index 10abf4a0de4..72f91c9c9fc 100644
--- a/ld/scripttempl/elf_chaos.sc
+++ b/ld/scripttempl/elf_chaos.sc
@@ -1,3 +1,8 @@
+# Copyright (C) 2014-2023 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.
 #
 # Unusual variables checked by this code:
 #	NOP - four byte opcode for no-op (defaults to 0)
@@ -10,6 +15,7 @@
 #	OTHER_TEXT_SECTIONS - these get put in .text when relocating
 #	OTHER_READWRITE_SECTIONS - other than .data .bss .ctors .sdata ...
 #		(e.g., .PARISC.global)
+#	ATTRS_SECTIONS - at the end
 #	OTHER_SECTIONS - at the end
 #	EXECUTABLE_SYMBOLS - symbols that must be defined for an
 #		executable (e.g., _DYNAMIC_LINK)
@@ -25,15 +31,15 @@
 #	DATA_PLT - .plt should be in data segment, not text segment.
 #	BSS_PLT - .plt should be in bss segment
 #	TEXT_DYNAMIC - .dynamic in text segment, not data segment.
-#	EMBEDDED - whether this is for an embedded system. 
+#	EMBEDDED - whether this is for an embedded system.
 #	SHLIB_TEXT_START_ADDR - if set, add to SIZEOF_HEADERS to set
 #		start address of shared library.
 #	INPUT_FILES - INPUT command of files to always include
 #	WRITABLE_RODATA - if set, the .rodata section should be writable
 #	INIT_START, INIT_END -  statements just before and just after
-# 	combination of .init sections.
+#	combination of .init sections.
 #	FINI_START, FINI_END - statements just before and just after
-# 	combination of .fini sections.
+#	combination of .fini sections.
 #	STACK_ADDR - start of a .stack section.
 #	OTHER_SYMBOLS - symbols to place right at the end of the script.
 #
@@ -68,6 +74,7 @@ test -z "${LITTLE_OUTPUT_FORMAT}" && LITTLE_OUTPUT_FORMAT=${OUTPUT_FORMAT}
 if [ -z "$MACHINE" ]; then OUTPUT_ARCH=${ARCH}; else OUTPUT_ARCH=${ARCH}:${MACHINE}; fi
 test -z "${ELFSIZE}" && ELFSIZE=32
 test -z "${ALIGNMENT}" && ALIGNMENT="${ELFSIZE} / 8"
+test -z "$ATTRS_SECTIONS" && ATTRS_SECTIONS=".gnu.attributes 0 : { KEEP (*(.gnu.attributes)) }"
 test "$LD_FLAG" = "N" && DATA_ADDR=.
 INTERP=".interp       ${RELOCATING-0} : { *(.interp) }"
 PLT=".plt          ${RELOCATING-0} : { *(.plt) }"
@@ -88,7 +95,7 @@ if test -z "${NO_SMALL_DATA}"; then
   SDATA="/* We want the small data sections together, so single-instruction offsets
      can access them all, and initialized data all before uninitialized, so
      we can shorten the on-disk segment size.  */
-  .sdata        ${RELOCATING-0} : 
+  .sdata        ${RELOCATING-0} :
   {
     ${RELOCATING+${SDATA_START_SYMBOLS}}
     *(.sdata${RELOCATING+ .sdata.* .gnu.linkonce.s.*})
@@ -115,22 +122,24 @@ CTOR="
        doesn't matter which directory crtbegin.o
        is in.  */
 
-    KEEP (*crtbegin*.o(.ctors))
+    KEEP (*crtbegin.o(.ctors))
+    KEEP (*crtbegin?.o(.ctors))
 
     /* We don't want to include the .ctor section from
-       from the crtend.o file until after the sorted ctors.
+       the crtend.o file until after the sorted ctors.
        The .ctor section from the crtend file contains the
        end of ctors marker and it must be last */
 
-    KEEP (*(EXCLUDE_FILE (*crtend*.o $OTHER_EXCLUDE_FILES) .ctors))
+    KEEP (*(EXCLUDE_FILE (*crtend.o *crtend?.o $OTHER_EXCLUDE_FILES) .ctors))
     KEEP (*(SORT(.ctors.*)))
     KEEP (*(.ctors))
     ${CONSTRUCTING+${CTOR_END}}
 "
 DTOR="
     ${CONSTRUCTING+${DTOR_START}}
-    KEEP (*crtbegin*.o(.dtors))
-    KEEP (*(EXCLUDE_FILE (*crtend*.o $OTHER_EXCLUDE_FILES) .dtors))
+    KEEP (*crtbegin.o(.dtors))
+    KEEP (*crtbegin?.o(.dtors))
+    KEEP (*(EXCLUDE_FILE (*crtend.o *crtend?.o $OTHER_EXCLUDE_FILES) .dtors))
     KEEP (*(SORT(.dtors.*)))
     KEEP (*(.dtors))
     ${CONSTRUCTING+${DTOR_END}}
@@ -144,10 +153,16 @@ STACK="  .stack        ${RELOCATING-0}${RELOCATING+${STACK_ADDR}} :
 test -z "${TEXT_BASE_ADDRESS}" && TEXT_BASE_ADDRESS="${TEXT_START_ADDR}"
 
 cat <<EOF
+/* Copyright (C) 2014-2023 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.  */
+
 OUTPUT_FORMAT("${OUTPUT_FORMAT}", "${BIG_OUTPUT_FORMAT}",
 	      "${LITTLE_OUTPUT_FORMAT}")
 OUTPUT_ARCH(${OUTPUT_ARCH})
-ENTRY(${ENTRY})
+${RELOCATING+ENTRY(${ENTRY})}
 
 ${RELOCATING+${LIB_SEARCH_DIRS}}
 ${RELOCATING+/* Do we need any of these for elf?
@@ -211,19 +226,19 @@ cat <<EOF
   .rel.dyn      ${RELOCATING-0} :
     {
 EOF
-sed -e '/^[ 	]*[{}][ 	]*$/d;/:[ 	]*$/d;/\.rela\./d;s/^.*: { *\(.*\)}$/      \1/' $COMBRELOC
+sed -e '/^[	 ]*[{}][	 ]*$/d;/:[	 ]*$/d;/\.rela\./d;s/^.*: { *\(.*\)}$/      \1/' $COMBRELOC
 cat <<EOF
     }
   .rela.dyn     ${RELOCATING-0} :
     {
 EOF
-sed -e '/^[ 	]*[{}][ 	]*$/d;/:[ 	]*$/d;/\.rel\./d;s/^.*: { *\(.*\)}/      \1/' $COMBRELOC
+sed -e '/^[	 ]*[{}][	 ]*$/d;/:[	 ]*$/d;/\.rel\./d;s/^.*: { *\(.*\)}/      \1/' $COMBRELOC
 cat <<EOF
     }
 EOF
 fi
 cat <<EOF
-  . = ALIGN(0x1000);
+  ${RELOCATING+. = ALIGN(0x1000);}
   .rel.plt      ${RELOCATING-0} : { *(.rel.plt) }
   .rela.plt     ${RELOCATING-0} : { *(.rela.plt) }
   ${OTHER_PLT_RELOC_SECTIONS}
@@ -232,49 +247,55 @@ cat <<EOF
   {
     ${RELOCATING+${TEXT_START_SYMBOLS}}
     *(.text .stub${RELOCATING+ .text.* .gnu.linkonce.t.*})
-    /* .gnu.warning sections are handled specially by elf32.em.  */
+    /* .gnu.warning sections are handled specially by elf.em.  */
     *(.gnu.warning)
     ${RELOCATING+${OTHER_TEXT_SECTIONS}}
   } =${NOP-0}
+  .init         ${RELOCATING-0} :
+  {
+    ${RELOCATING+${INIT_START}}
+    KEEP (*(SORT_NONE(.init)))
+    ${RELOCATING+${INIT_END}}
+  } =${NOP-0}
   .fini         ${RELOCATING-0} :
   {
     ${RELOCATING+${FINI_START}}
-    KEEP (*(.fini))
+    KEEP (*(SORT_NONE(.fini)))
     ${RELOCATING+${FINI_END}}
   } =${NOP-0}
   ${RELOCATING+PROVIDE (__etext = .);}
   ${RELOCATING+PROVIDE (_etext = .);}
   ${RELOCATING+PROVIDE (etext = .);}
-  . = ALIGN(0x1000);
+  ${RELOCATING+. = ALIGN(0x1000);}
   ${CREATE_SHLIB-${SDATA2}}
   ${CREATE_SHLIB-${SBSS2}}
   ${OTHER_READONLY_SECTIONS}
-  .eh_frame_hdr : { *(.eh_frame_hdr) }
+  .eh_frame_hdr ${RELOCATING-0} : { *(.eh_frame_hdr) }
 
-  . = ALIGN(0x1000);
+  ${RELOCATING+. = ALIGN(0x1000);}
   .data         ${RELOCATING-0} :
   {
-    *(.rodata .rodata.*)
+    ${RELOCATING+*(.rodata .rodata.*)
     *(.rodata1)
     *(.gnu.linkonce.r.*)
-    ${RELOCATING+${DATA_START_SYMBOLS}}
+    ${DATA_START_SYMBOLS}}
     *(.data${RELOCATING+ .data.* .gnu.linkonce.d.*})
     ${CONSTRUCTING+SORT(CONSTRUCTORS)}
-    KEEP (*(.eh_frame))
+    ${RELOCATING+KEEP (*(.eh_frame))
     *(.gcc_except_table)
     ${CTOR}
     ${DTOR}
-    KEEP (*(.jcr))
+    KEEP (*(.jcr))}
   }
   .data1        ${RELOCATING-0} : { *(.data1) }
-  . = ALIGN(0x1000);
+  ${RELOCATING+. = ALIGN(0x1000);}
   .gcc_except_table ${RELOCATING-0} : { *(.gcc_except_table) }
   ${WRITABLE_RODATA+${RODATA}}
   ${OTHER_READWRITE_SECTIONS}
   ${TEXT_DYNAMIC-${DYNAMIC}}
   ${DATA_PLT+${PLT}}
   ${RELOCATING+${OTHER_GOT_SYMBOLS}}
-  .got          ${RELOCATING-0} : { *(.got.plt) *(.got) }
+  .got          ${RELOCATING-0} : {${RELOCATING+ *(.got.plt)} *(.got) }
   ${OTHER_GOT_SECTIONS}
   ${CREATE_SHLIB+${SDATA2}}
   ${CREATE_SHLIB+${SBSS2}}
@@ -286,67 +307,31 @@ cat <<EOF
   ${RELOCATING+${OTHER_BSS_SYMBOLS}}
   ${SBSS}
   ${BSS_PLT+${PLT}}
-  . = ALIGN(0x1000);
+  ${RELOCATING+. = ALIGN(0x1000);}
   .bss          ${RELOCATING-0} :
   {
-   *(.dynbss)
+   ${RELOCATING+*(.dynbss)}
    *(.bss${RELOCATING+ .bss.* .gnu.linkonce.b.*})
-   *(COMMON)
+   ${RELOCATING+*(COMMON)
    /* Align here to ensure that the .bss section occupies space up to
       _end.  Align after .bss to ensure correct alignment even if the
       .bss section disappears because there are no input sections.  */
-   ${RELOCATING+. = ALIGN(${ALIGNMENT});}
+   . = ALIGN(${ALIGNMENT});}
   }
   ${RELOCATING+${OTHER_BSS_END_SYMBOLS}}
   ${RELOCATING+. = ALIGN(${ALIGNMENT});}
   ${RELOCATING+${OTHER_END_SYMBOLS}}
   ${RELOCATING+_end = .;}
   ${RELOCATING+PROVIDE (end = .);}
+  ${STACK_ADDR+${STACK}}
 
-  /* Stabs debugging sections.  */
-  . = ALIGN(0x1000);
-  .stab          0 : { *(.stab) }
-  .stabstr       0 : { *(.stabstr) }
-  .stab.excl     0 : { *(.stab.excl) }
-  .stab.exclstr  0 : { *(.stab.exclstr) }
-  .stab.index    0 : { *(.stab.index) }
-  .stab.indexstr 0 : { *(.stab.indexstr) }
-
-  . = ALIGN(0x1000);
-  .comment       0 : { *(.comment) }
-
-  /* DWARF debug sections.
-     Symbols in the DWARF debugging sections are relative to the beginning
-     of the section so we begin them at 0.  */
-
-  /* DWARF 1 */
-  .debug          0 : { *(.debug) }
-  .line           0 : { *(.line) }
-
-  /* GNU DWARF 1 extensions */
-  .debug_srcinfo  0 : { *(.debug_srcinfo) }
-  .debug_sfnames  0 : { *(.debug_sfnames) }
-
-  /* DWARF 1.1 and DWARF 2 */
-  .debug_aranges  0 : { *(.debug_aranges) }
-  .debug_pubnames 0 : { *(.debug_pubnames) }
-
-  /* DWARF 2 */
-  .debug_info     0 : { *(.debug_info .gnu.linkonce.wi.*) }
-  .debug_abbrev   0 : { *(.debug_abbrev) }
-  .debug_line     0 : { *(.debug_line) }
-  .debug_frame    0 : { *(.debug_frame) }
-  .debug_str      0 : { *(.debug_str) }
-  .debug_loc      0 : { *(.debug_loc) }
-  .debug_macinfo  0 : { *(.debug_macinfo) }
+EOF
 
-  /* SGI/MIPS DWARF 2 extensions */
-  .debug_weaknames 0 : { *(.debug_weaknames) }
-  .debug_funcnames 0 : { *(.debug_funcnames) }
-  .debug_typenames 0 : { *(.debug_typenames) }
-  .debug_varnames  0 : { *(.debug_varnames) }
+source_sh $srcdir/scripttempl/misc-sections.sc
+source_sh $srcdir/scripttempl/DWARF.sc
 
-  ${STACK_ADDR+${STACK}}
+cat <<EOF
+  ${ATTRS_SECTIONS}
   ${OTHER_SECTIONS}
   ${RELOCATING+${OTHER_SYMBOLS}}
 }