+# 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)
# NO_RELA_RELOCS - Don't include .rela.* sections in script
# NON_ALLOC_DYN - Place dynamic sections after data 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.
# ETEXT_NAME - name of a symbol for the end of the text section,
test -n "${DATA_PLT-${BSS_PLT-text}}" && TEXT_PLT=yes
if test -z "$GOT"; then
if test -z "$SEPARATE_GOTPLT"; then
- GOT=".got ${RELOCATING-0} : { *(.got.plt) *(.got) }"
+ GOT=".got ${RELOCATING-0} : {${RELOCATING+ *(.got.plt)} *(.got) }"
else
GOT=".got ${RELOCATING-0} : { *(.got) }"
GOTPLT=".got.plt ${RELOCATING-0} : { *(.got.plt) }"
fi
DYNAMIC=".dynamic ${RELOCATING-0} : { *(.dynamic) }"
RODATA=".rodata ${RELOCATING-0} : { *(.rodata${RELOCATING+ .rodata.* .gnu.linkonce.r.*}) }"
-DATARELRO=".data.rel.ro : { *(.data.rel.ro.local* .gnu.linkonce.d.rel.ro.local.*) *(.data.rel.ro* .gnu.linkonce.d.rel.ro.*) }"
+DATARELRO=".data.rel.ro : { *(.data.rel.ro.local* .gnu.linkonce.d.rel.ro.local.*) *(.data.rel.ro .data.rel.ro.* .gnu.linkonce.d.rel.ro.*) }"
DISCARDED="/DISCARD/ : { *(.note.GNU-stack) *(.gnu_debuglink) *(.gnu.lto_*) }"
if test -z "${NO_SMALL_DATA}"; then
SBSS=".sbss ${RELOCATING-0} :
{
${RELOCATING+${SBSS_START_SYMBOLS}}
${CREATE_SHLIB+*(.sbss2 .sbss2.* .gnu.linkonce.sb2.*)}
- *(.dynsbss)
+ ${RELOCATING+*(.dynsbss)}
*(.sbss${RELOCATING+ .sbss.* .gnu.linkonce.sb.*})
- *(.scommon)
+ ${RELOCATING+*(.scommon)}
${RELOCATING+${SBSS_END_SYMBOLS}}
}"
SBSS2=".sbss2 ${RELOCATING-0} : { *(.sbss2${RELOCATING+ .sbss2.* .gnu.linkonce.sb2.*}) }"
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}}
${CREATE_SHLIB+*(.sdata2 .sdata2.* .gnu.linkonce.s2.*)}
*(.ldata${RELOCATING+ .ldata.* .gnu.linkonce.l.*})
${RELOCATING+. = ALIGN(. != 0 ? ${ALIGNMENT} : 1);}
}"
-CTOR=".ctors ${CONSTRUCTING-0} :
+INIT_ARRAY=".init_array ${RELOCATING-0} :
+ {
+ ${RELOCATING+${CREATE_SHLIB-PROVIDE_HIDDEN (${USER_LABEL_PREFIX}__init_array_start = .);}}
+ KEEP (*(SORT(.init_array.*)))
+ KEEP (*(.init_array))
+ ${RELOCATING+${CREATE_SHLIB-PROVIDE_HIDDEN (${USER_LABEL_PREFIX}__init_array_end = .);}}
+ }"
+FINI_ARRAY=".fini_array ${RELOCATING-0} :
+ {
+ ${RELOCATING+${CREATE_SHLIB-PROVIDE_HIDDEN (${USER_LABEL_PREFIX}__fini_array_start = .);}}
+ KEEP (*(SORT(.fini_array.*)))
+ KEEP (*(.fini_array))
+ ${RELOCATING+${CREATE_SHLIB-PROVIDE_HIDDEN (${USER_LABEL_PREFIX}__fini_array_end = .);}}
+ }"
+CTOR=".ctors ${CONSTRUCTING-0} :
{
${CONSTRUCTING+${CTOR_START}}
/* gcc uses crtbegin.o to find the start of
KEEP (*(.dtors))
${CONSTRUCTING+${DTOR_END}}
}"
-STACK=" .stack ${RELOCATING-0}${RELOCATING+${STACK_ADDR}} :
+STACK=".stack ${RELOCATING-0}${RELOCATING+${STACK_ADDR}} :
{
- ${RELOCATING+_stack = .;}
+ ${RELOCATING+${USER_LABEL_PREFIX}_stack = .;}
*(.stack)
+ ${RELOCATING+${STACK_SENTINEL}}
}"
TEXT_START_ADDR="SEGMENT_START(\"text-segment\", ${TEXT_START_ADDR})"
SHLIB_TEXT_START_ADDR="SEGMENT_START(\"text-segment\", ${SHLIB_TEXT_START_ADDR:-0})"
-# if this is for an embedded system, don't add SIZEOF_HEADERS.
+# If this is for an embedded system, don't add SIZEOF_HEADERS.
if [ -z "$EMBEDDED" ]; then
test -z "${TEXT_BASE_ADDRESS}" && TEXT_BASE_ADDRESS="${TEXT_START_ADDR} + SIZEOF_HEADERS"
else
fi
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})
${CREATE_SHLIB+${RELOCATING+. = ${SHLIB_TEXT_START_ADDR} + SIZEOF_HEADERS;}}
${CREATE_PIE+${RELOCATING+. = ${SHLIB_TEXT_START_ADDR} + SIZEOF_HEADERS;}}
${INITIAL_READONLY_SECTIONS}
- .note.gnu.build-id : { *(.note.gnu.build-id) }
+ .note.gnu.build-id ${RELOCATING-0}: { *(.note.gnu.build-id) }
EOF
test -n "${RELOCATING+0}" || unset NON_ALLOC_DYN
.rel.rodata ${RELOCATING-0} : { *(.rel.rodata${RELOCATING+ .rel.rodata.* .rel.gnu.linkonce.r.*}) }
.rela.rodata ${RELOCATING-0} : { *(.rela.rodata${RELOCATING+ .rela.rodata.* .rela.gnu.linkonce.r.*}) }
${OTHER_READONLY_RELOC_SECTIONS}
- .rel.data.rel.ro ${RELOCATING-0} : { *(.rel.data.rel.ro${RELOCATING+* .rel.gnu.linkonce.d.rel.ro.*}) }
- .rela.data.rel.ro ${RELOCATING-0} : { *(.rela.data.rel.ro${RELOCATING+* .rela.gnu.linkonce.d.rel.ro.*}) }
+ .rel.data.rel.ro ${RELOCATING-0} : { *(.rel.data.rel.ro${RELOCATING+ .rel.data.rel.ro.* .rel.gnu.linkonce.d.rel.ro.*}) }
+ .rela.data.rel.ro ${RELOCATING-0} : { *(.rela.data.rel.ro${RELOCATING+ .rela.data.rel.ro.* .rela.gnu.linkonce.d.rel.ro.*}) }
.rel.data ${RELOCATING-0} : { *(.rel.data${RELOCATING+ .rel.data.* .rel.gnu.linkonce.d.*}) }
.rela.data ${RELOCATING-0} : { *(.rela.data${RELOCATING+ .rela.data.* .rela.gnu.linkonce.d.*}) }
.rel.tdata ${RELOCATING-0} : { *(.rel.tdata${RELOCATING+ .rel.tdata.* .rel.gnu.linkonce.td.*}) }
.rel.dyn ${RELOCATING-0} :
{
EOF
-sed -e '/^[ ]*[{}][ ]*$/d;/:[ ]*$/d;/\.rela\./d;s/^.*: { *\(.*\)}$/ \1/' $COMBRELOC >> ldscripts/dyntmp.$$
+sed -e '/^[ ]*[{}][ ]*$/d;/:[ ]*$/d;/\.rela\./d;s/^.*: { *\(.*\)}$/ \1/' $COMBRELOC >> ldscripts/dyntmp.$$
cat >> ldscripts/dyntmp.$$ <<EOF
}
.rel.ifunc.dyn ${RELOCATING-0} :
.rela.dyn ${RELOCATING-0} :
{
EOF
-sed -e '/^[ ]*[{}][ ]*$/d;/:[ ]*$/d;/\.rel\./d;s/^.*: { *\(.*\)}/ \1/' $COMBRELOC >> ldscripts/dyntmp.$$
+sed -e '/^[ ]*[{}][ ]*$/d;/:[ ]*$/d;/\.rel\./d;s/^.*: { *\(.*\)}/ \1/' $COMBRELOC >> ldscripts/dyntmp.$$
cat >> ldscripts/dyntmp.$$ <<EOF
}
.rela.ifunc.dyn ${RELOCATING-0} :
cat ldscripts/dyntmp.$$
else
if test -z "${NO_REL_RELOCS}"; then
- sed -e '/^[ ]*\.rela\.[^}]*$/,/}/d' -e '/^[ ]*\.rela\./d' ldscripts/dyntmp.$$
+ sed -e '/^[ ]*\.rela\.[^}]*$/,/}/d' -e '/^[ ]*\.rela\./d' ldscripts/dyntmp.$$
fi
if test -z "${NO_RELA_RELOCS}"; then
- sed -e '/^[ ]*\.rel\.[^}]*$/,/}/d' -e '/^[ ]*\.rel\./d' ldscripts/dyntmp.$$
+ sed -e '/^[ ]*\.rel\.[^}]*$/,/}/d' -e '/^[ ]*\.rel\./d' ldscripts/dyntmp.$$
fi
fi
rm -f ldscripts/dyntmp.$$
fi
cat <<EOF
- .init ${RELOCATING-0} :
- {
+ .init ${RELOCATING-0} :
+ {
${RELOCATING+${INIT_START}}
- KEEP (*(.init))
+ KEEP (*(SORT_NONE(.init)))
${RELOCATING+${INIT_END}}
} =${NOP-0}
{
${RELOCATING+${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}
.fini ${RELOCATING-0} :
{
${RELOCATING+${FINI_START}}
- KEEP (*(.fini))
+ KEEP (*(SORT_NONE(.fini)))
${RELOCATING+${FINI_END}}
} =${NOP-0}
${RELOCATING+PROVIDE (__${ETEXT_NAME} = .);}
${CREATE_SHLIB-${SDATA2}}
${CREATE_SHLIB-${SBSS2}}
${OTHER_READONLY_SECTIONS}
- .eh_frame_hdr : { *(.eh_frame_hdr) }
+ .eh_frame_hdr ${RELOCATING-0} : { *(.eh_frame_hdr) }
.eh_frame ${RELOCATING-0} : ONLY_IF_RO { KEEP (*(.eh_frame)) }
- .gcc_except_table ${RELOCATING-0} : ONLY_IF_RO { *(.gcc_except_table .gcc_except_table.*) }
+ .gcc_except_table ${RELOCATING-0} : ONLY_IF_RO { *(.gcc_except_table${RELOCATING+ .gcc_except_table.*}) }
/* Adjust the address for the data segment. We want to adjust up to
the same address within the page on the next page up. */
/* Exception handling */
.eh_frame ${RELOCATING-0} : ONLY_IF_RW { KEEP (*(.eh_frame)) }
- .gcc_except_table ${RELOCATING-0} : ONLY_IF_RW { *(.gcc_except_table .gcc_except_table.*) }
+ .gcc_except_table ${RELOCATING-0} : ONLY_IF_RW { *(.gcc_except_table${RELOCATING+ .gcc_except_table.*}) }
/* Thread Local Storage sections */
.tdata ${RELOCATING-0} : { *(.tdata${RELOCATING+ .tdata.* .gnu.linkonce.td.*}) }
KEEP (*(.preinit_array))
${RELOCATING+${CREATE_SHLIB-PROVIDE_HIDDEN (${USER_LABEL_PREFIX}__preinit_array_end = .);}}
}
- .init_array ${RELOCATING-0} :
- {
- ${RELOCATING+${CREATE_SHLIB-PROVIDE_HIDDEN (${USER_LABEL_PREFIX}__init_array_start = .);}}
- KEEP (*(SORT(.init_array.*)))
- KEEP (*(.init_array))
- ${RELOCATING+${CREATE_SHLIB-PROVIDE_HIDDEN (${USER_LABEL_PREFIX}__init_array_end = .);}}
- }
- .fini_array ${RELOCATING-0} :
- {
- ${RELOCATING+${CREATE_SHLIB-PROVIDE_HIDDEN (${USER_LABEL_PREFIX}__fini_array_start = .);}}
- KEEP (*(SORT(.fini_array.*)))
- KEEP (*(.fini_array))
- ${RELOCATING+${CREATE_SHLIB-PROVIDE_HIDDEN (${USER_LABEL_PREFIX}__fini_array_end = .);}}
- }
+ ${RELOCATING+${INIT_ARRAY}}
+ ${RELOCATING+${FINI_ARRAY}}
${SMALL_DATA_CTOR-${RELOCATING+${CTOR}}}
${SMALL_DATA_DTOR-${RELOCATING+${DTOR}}}
.jcr ${RELOCATING-0} : { KEEP (*(.jcr)) }
${SDATA}
${OTHER_SDATA_SECTIONS}
${RELOCATING+${DATA_END_SYMBOLS-${USER_LABEL_PREFIX}_edata = .; PROVIDE (${USER_LABEL_PREFIX}edata = .);}}
+ ${RELOCATING+. = ALIGN(ALIGNOF(NEXT_SECTION));}
${RELOCATING+__bss_start = .;}
${RELOCATING+${OTHER_BSS_SYMBOLS}}
${SBSS}
${BSS_PLT+${PLT}}
.bss ${RELOCATING-0} :
{
- *(.dynbss)
- *(.bss${RELOCATING+ .bss.* .gnu.linkonce.b.*})
- *(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.
- FIXME: Why do we need it? When there is no .bss section, we don't
- pad the .data section. */
- ${RELOCATING+. = ALIGN(. != 0 ? ${ALIGNMENT} : 1);}
+ ${RELOCATING+*(.dynbss)}
+ *(.bss${RELOCATING+ .bss.* .gnu.linkonce.b.*})
+ ${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.
+ FIXME: Why do we need it? When there is no .bss section, we do not
+ pad the .data section. */
+ . = ALIGN(. != 0 ? ${ALIGNMENT} : 1);}
}
${OTHER_BSS_SECTIONS}
${RELOCATING+${OTHER_BSS_END_SYMBOLS}}
${RELOCATING+${OTHER_END_SYMBOLS}}
${RELOCATING+${END_SYMBOLS-${USER_LABEL_PREFIX}_end = .; PROVIDE (${USER_LABEL_PREFIX}end = .);}}
${RELOCATING+${DATA_SEGMENT_END}}
+ ${TINY_DATA_SECTION}
+ ${TINY_BSS_SECTION}
+ ${STACK_ADDR+${STACK}}
EOF
if test -n "${NON_ALLOC_DYN}"; then
cat ldscripts/dyntmp.$$
else
if test -z "${NO_REL_RELOCS}"; then
- sed -e '/^[ ]*\.rela\.[^}]*$/,/}/d' -e '/^[ ]*\.rela\./d' ldscripts/dyntmp.$$
+ sed -e '/^[ ]*\.rela\.[^}]*$/,/}/d' -e '/^[ ]*\.rela\./d' ldscripts/dyntmp.$$
fi
if test -z "${NO_RELA_RELOCS}"; then
- sed -e '/^[ ]*\.rel\.[^}]*$/,/}/d' -e '/^[ ]*\.rel\./d' ldscripts/dyntmp.$$
+ sed -e '/^[ ]*\.rel\.[^}]*$/,/}/d' -e '/^[ ]*\.rel\./d' ldscripts/dyntmp.$$
fi
fi
rm -f ldscripts/dyntmp.$$
fi
-cat <<EOF
- /* Stabs debugging sections. */
- .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) }
-
- .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. */
+source_sh $srcdir/scripttempl/misc-sections.sc
+source_sh $srcdir/scripttempl/DWARF.sc
- /* DWARF 1 */
- .debug 0 : { *(.debug) }
- .line 0 : { *(.line) }
-
- /* GNU DWARF 1 extensions */
- .debug_srcinfo 0 : { *(.debug_srcinfo) }
- .debug_sfnames 0 : { *(.debug_sfnames) }
-
- /* DWARF 1.1 and DWARF 2 */
- .debug_aranges 0 : { *(.debug_aranges) }
- .debug_pubnames 0 : { *(.debug_pubnames) }
-
- /* DWARF 2 */
- .debug_info 0 : { *(.debug_info${RELOCATING+ .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) }
-
- /* 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) }
-
- /* DWARF 3 */
- .debug_pubtypes 0 : { *(.debug_pubtypes) }
- .debug_ranges 0 : { *(.debug_ranges) }
-
- ${TINY_DATA_SECTION}
- ${TINY_BSS_SECTION}
-
- ${STACK_ADDR+${STACK}}
+cat <<EOF
${ATTRS_SECTIONS}
${OTHER_SECTIONS}
${RELOCATING+${OTHER_SYMBOLS}}