-# Copyright (C) 2014-2015 Free Software Foundation, Inc.
-#
+# Copyright (C) 2014-2018 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.
# writeable data sections.
# OTHER_GOT_SYMBOLS - symbols defined just before .got.
# OTHER_GOT_SECTIONS - sections just after .got.
+# OTHER_PLT_SECTIONS - sections just after .plt.
# OTHER_SDATA_SECTIONS - sections just after .sdata.
# OTHER_BSS_SYMBOLS - symbols that appear at the start of the
# .bss section besides __bss_start.
# 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 -z "${ALIGNMENT}" && ALIGNMENT="${ELFSIZE} / 8"
test "$LD_FLAG" = "N" && DATA_ADDR=.
test -z "${ETEXT_NAME}" && ETEXT_NAME=${USER_LABEL_PREFIX}etext
-test -n "$CREATE_SHLIB$CREATE_PIE" && test -n "$SHLIB_DATA_ADDR" && COMMONPAGESIZE=""
-test -z "$CREATE_SHLIB$CREATE_PIE" && test -n "$DATA_ADDR" && COMMONPAGESIZE=""
test -n "$RELRO_NOW" && unset SEPARATE_GOTPLT
test -z "$ATTRS_SECTIONS" && ATTRS_SECTIONS=".gnu.attributes 0 : { KEEP (*(.gnu.attributes)) }"
-DATA_SEGMENT_ALIGN="ALIGN(${SEGMENT_SIZE}) + (. & (${MAXPAGESIZE} - 1))"
-DATA_SEGMENT_RELRO_END=""
-DATA_SEGMENT_END=""
-if test -n "${COMMONPAGESIZE}"; then
- if test "${SEGMENT_SIZE}" != "${MAXPAGESIZE}"; then
- DATA_SEGMENT_ALIGN="ALIGN (${SEGMENT_SIZE}) - ((${MAXPAGESIZE} - .) & (${MAXPAGESIZE} - 1)); . = DATA_SEGMENT_ALIGN (${MAXPAGESIZE}, ${COMMONPAGESIZE})"
- else
- DATA_SEGMENT_ALIGN="DATA_SEGMENT_ALIGN (${MAXPAGESIZE}, ${COMMONPAGESIZE})"
+if test -z "$DATA_SEGMENT_ALIGN"; then
+ test -n "$CREATE_SHLIB$CREATE_PIE" && test -n "$SHLIB_DATA_ADDR" && COMMONPAGESIZE=""
+ test -z "$CREATE_SHLIB$CREATE_PIE" && test -n "$DATA_ADDR" && COMMONPAGESIZE=""
+ DATA_SEGMENT_ALIGN="ALIGN(${SEGMENT_SIZE}) + (. & (${MAXPAGESIZE} - 1))"
+ DATA_SEGMENT_RELRO_END=""
+ DATA_SEGMENT_END=""
+ if test -n "${COMMONPAGESIZE}"; then
+ if test "${SEGMENT_SIZE}" != "${MAXPAGESIZE}"; then
+ DATA_SEGMENT_ALIGN="ALIGN (${SEGMENT_SIZE}) - ((${MAXPAGESIZE} - .) & (${MAXPAGESIZE} - 1)); . = DATA_SEGMENT_ALIGN (${MAXPAGESIZE}, ${COMMONPAGESIZE})"
+ else
+ DATA_SEGMENT_ALIGN="DATA_SEGMENT_ALIGN (${MAXPAGESIZE}, ${COMMONPAGESIZE})"
+ fi
+ DATA_SEGMENT_END=". = DATA_SEGMENT_END (.);"
+ DATA_SEGMENT_RELRO_END=". = DATA_SEGMENT_RELRO_END (${SEPARATE_GOTPLT-0}, .);"
fi
- DATA_SEGMENT_END=". = DATA_SEGMENT_END (.);"
- DATA_SEGMENT_RELRO_END=". = DATA_SEGMENT_RELRO_END (${SEPARATE_GOTPLT-0}, .);"
fi
if test -z "${INITIAL_READONLY_SECTIONS}${CREATE_SHLIB}"; then
INITIAL_READONLY_SECTIONS=".interp ${RELOCATING-0} : { *(.interp) }"
*(.ldata${RELOCATING+ .ldata.* .gnu.linkonce.l.*})
${RELOCATING+. = ALIGN(. != 0 ? ${ALIGNMENT} : 1);}
}"
+PREINIT_ARRAY=".preinit_array ${RELOCATING-0} :
+ {
+ ${RELOCATING+${CREATE_SHLIB-PROVIDE_HIDDEN (${USER_LABEL_PREFIX}__preinit_array_start = .);}}
+ KEEP (*(.preinit_array))
+ ${RELOCATING+${CREATE_SHLIB-PROVIDE_HIDDEN (${USER_LABEL_PREFIX}__preinit_array_end = .);}}
+ }"
if test "${ENABLE_INITFINI_ARRAY}" = "yes"; then
SORT_INIT_ARRAY="KEEP (*(SORT_BY_INIT_PRIORITY(.init_array.*) SORT_BY_INIT_PRIORITY(.ctors.*)))"
SORT_FINI_ARRAY="KEEP (*(SORT_BY_INIT_PRIORITY(.fini_array.*) SORT_BY_INIT_PRIORITY(.dtors.*)))"
KEEP (*(.dtors))
${CONSTRUCTING+${DTOR_END}}
}"
-STACK=" .stack ${RELOCATING-0}${RELOCATING+${STACK_ADDR}} :
+STACK=".stack ${RELOCATING-0}${RELOCATING+${STACK_ADDR}} :
{
${RELOCATING+${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\", ${SHLIB_TEXT_START_ADDR:-0})"
+# Don't bother with separate code segment when there are data sections
+# between .plt and .text.
+if test -z "$TINY_READONLY_SECTION"; then
+ case "$LD_FLAG" in
+ *textonly*)
+ SEPARATE_TEXT=yes
+ TEXT_SEGMENT_ALIGN=". = ALIGN(${MAXPAGESIZE});"
+ ;;
+ esac
+fi
+
if [ -z "$SEPARATE_CODE" ]; then
SIZEOF_HEADERS_CODE=" + SIZEOF_HEADERS"
else
fi
cat <<EOF
-/* Copyright (C) 2014-2015 Free Software Foundation, Inc.
+/* Copyright (C) 2014-2018 Free Software Foundation, Inc.
Copying and distribution of this script, with or without modification,
are permitted in any medium without royalty provided the copyright
${RELOCATING+ENTRY(${ENTRY})}
${RELOCATING+${LIB_SEARCH_DIRS}}
-${RELOCATING+${EXECUTABLE_SYMBOLS}}
+${RELOCATING+${CREATE_SHLIB-${EXECUTABLE_SYMBOLS}}}
${RELOCATING+${INPUT_FILES}}
${RELOCATING- /* For some reason, the Solaris linker makes bad executables
if gld -r is used and the intermediate file has sections starting
.rel.dyn ${RELOCATING-0} :
{
EOF
-sed -e '/^[ ]*[{}][ ]*$/d;/:[ ]*$/d;/\.rela\./d;/__rela_iplt_/d;s/^.*: { *\(.*\)}$/ \1/' $COMBRELOC >> ldscripts/dyntmp.$$
+sed -e '/^[ ]*[{}][ ]*$/d;/:[ ]*$/d;/\.rela\./d;/__rela_iplt_/d;s/^.*: { *\(.*\)}$/ \1/' $COMBRELOC >> ldscripts/dyntmp.$$
cat >> ldscripts/dyntmp.$$ <<EOF
}
.rela.dyn ${RELOCATING-0} :
{
EOF
-sed -e '/^[ ]*[{}][ ]*$/d;/:[ ]*$/d;/\.rel\./d;/__rel_iplt_/d;s/^.*: { *\(.*\)}/ \1/' $COMBRELOC >> ldscripts/dyntmp.$$
+sed -e '/^[ ]*[{}][ ]*$/d;/:[ ]*$/d;/\.rel\./d;/__rel_iplt_/d;s/^.*: { *\(.*\)}/ \1/' $COMBRELOC >> ldscripts/dyntmp.$$
cat >> ldscripts/dyntmp.$$ <<EOF
}
EOF
cat ldscripts/dyntmp.$$
else
if test -z "${NO_REL_RELOCS}"; then
- sed -e '/^[ ]*\.rela\.[^}]*$/,/}/d;/^[ ]*\.rela\./d;/__rela_iplt_/d' ldscripts/dyntmp.$$
+ sed -e '/^[ ]*\.rela\.[^}]*$/,/}/d;/^[ ]*\.rela\./d;/__rela_iplt_/d' ldscripts/dyntmp.$$
fi
if test -z "${NO_RELA_RELOCS}"; then
- sed -e '/^[ ]*\.rel\.[^}]*$/,/}/d;/^[ ]*\.rel\./d;/__rel_iplt_/d' ldscripts/dyntmp.$$
+ sed -e '/^[ ]*\.rel\.[^}]*$/,/}/d;/^[ ]*\.rel\./d;/__rel_iplt_/d' ldscripts/dyntmp.$$
fi
fi
rm -f ldscripts/dyntmp.$$
test -n "${NON_ALLOC_DYN}${SEPARATE_CODE}" || emit_dyn
cat <<EOF
- .init ${RELOCATING-0} :
+ ${RELOCATING+${TEXT_SEGMENT_ALIGN}}
+
+ .init ${RELOCATING-0}${RELOCATING+${INIT_ADDR}} :
{
${RELOCATING+${INIT_START}}
KEEP (*(SORT_NONE(.init)))
${RELOCATING+${INIT_END}}
} ${FILL}
- ${TEXT_PLT+${PLT_NEXT_DATA-${PLT}}}
+ ${TEXT_PLT+${PLT_NEXT_DATA-${PLT} ${OTHER_PLT_SECTIONS}}}
${TINY_READONLY_SECTION}
.text ${RELOCATING-0} :
{
*(.gnu.warning)
${RELOCATING+${OTHER_TEXT_SECTIONS}}
} ${FILL}
- .fini ${RELOCATING-0} :
+ .fini ${RELOCATING-0}${RELOCATING+${FINI_ADDR}} :
{
${RELOCATING+${FINI_START}}
KEEP (*(SORT_NONE(.fini)))
${RELOCATING+PROVIDE (__${ETEXT_NAME} = .);}
${RELOCATING+PROVIDE (_${ETEXT_NAME} = .);}
${RELOCATING+PROVIDE (${ETEXT_NAME} = .);}
+ ${RELOCATING+${TEXT_SEGMENT_ALIGN}}
EOF
-if test -n "${SEPARATE_CODE}"; then
+if test -n "${SEPARATE_CODE}${SEPARATE_TEXT}"; then
if test -n "${RODATA_ADDR}"; then
RODATA_ADDR="\
SEGMENT_START(\"rodata-segment\", ${RODATA_ADDR}) + SIZEOF_HEADERS"
SHLIB_RODATA_ADDR="\
SEGMENT_START(\"rodata-segment\", ${SHLIB_RODATA_ADDR}) + SIZEOF_HEADERS"
else
- SHLIB_RODATA_ADDR="SEGMENT_START(\"rodata-segment\", ${SHLIB_RODATA_ADDR})"
SHLIB_RODATA_ADDR="ALIGN(${SEGMENT_SIZE}) + (. & (${MAXPAGESIZE} - 1))"
+ SHLIB_RODATA_ADDR="SEGMENT_START(\"rodata-segment\", ${SHLIB_RODATA_ADDR})"
fi
cat <<EOF
/* Adjust the address for the rodata segment. We want to adjust up to
${CREATE_SHLIB+${RELOCATING+. = ${SHLIB_RODATA_ADDR};}}
${CREATE_PIE+${RELOCATING+. = ${SHLIB_RODATA_ADDR};}}
EOF
- emit_early_ro
- emit_dyn
+ if test -n "${SEPARATE_CODE}"; then
+ emit_early_ro
+ emit_dyn
+ fi
fi
cat <<EOF
${CREATE_SHLIB-${SDATA2}}
${CREATE_SHLIB-${SBSS2}}
${OTHER_READONLY_SECTIONS}
- .eh_frame_hdr : { *(.eh_frame_hdr) }
- .eh_frame ${RELOCATING-0} : ONLY_IF_RO { KEEP (*(.eh_frame)) }
+ .gnu.build.attributes : { *(.gnu.build.attributes .gnu.build.attributes.*) }
+ .eh_frame_hdr : { *(.eh_frame_hdr) ${RELOCATING+*(.eh_frame_entry .eh_frame_entry.*)} }
+ .eh_frame ${RELOCATING-0} : ONLY_IF_RO { KEEP (*(.eh_frame)) ${RELOCATING+*(.eh_frame.*)} }
.gcc_except_table ${RELOCATING-0} : ONLY_IF_RO { *(.gcc_except_table
.gcc_except_table.*) }
+ .gnu_extab ${RELOCATING-0} : ONLY_IF_RO { *(.gnu_extab*) }
/* These sections are generated by the Sun/Oracle C++ compiler. */
.exception_ranges ${RELOCATING-0} : ONLY_IF_RO { *(.exception_ranges
.exception_ranges*) }
- ${TEXT_PLT+${PLT_NEXT_DATA+${PLT}}}
+ ${TEXT_PLT+${PLT_NEXT_DATA+${PLT} ${OTHER_PLT_SECTIONS}}}
/* Adjust the address for the data segment. We want to adjust up to
the same address within the page on the next page up. */
${CREATE_PIE+${RELOCATING+. = ${SHLIB_DATA_ADDR-${DATA_SEGMENT_ALIGN}};}}
/* Exception handling */
- .eh_frame ${RELOCATING-0} : ONLY_IF_RW { KEEP (*(.eh_frame)) }
+ .eh_frame ${RELOCATING-0} : ONLY_IF_RW { KEEP (*(.eh_frame)) ${RELOCATING+*(.eh_frame.*)} }
+ .gnu_extab ${RELOCATING-0} : ONLY_IF_RW { *(.gnu_extab) }
.gcc_except_table ${RELOCATING-0} : ONLY_IF_RW { *(.gcc_except_table .gcc_except_table.*) }
.exception_ranges ${RELOCATING-0} : ONLY_IF_RW { *(.exception_ranges .exception_ranges*) }
/* Thread Local Storage sections */
- .tdata ${RELOCATING-0} : { *(.tdata${RELOCATING+ .tdata.* .gnu.linkonce.td.*}) }
+ .tdata ${RELOCATING-0} :
+ {
+ ${RELOCATING+${CREATE_SHLIB-PROVIDE_HIDDEN (${USER_LABEL_PREFIX}__tdata_start = .);}}
+ *(.tdata${RELOCATING+ .tdata.* .gnu.linkonce.td.*})
+ }
.tbss ${RELOCATING-0} : { *(.tbss${RELOCATING+ .tbss.* .gnu.linkonce.tb.*})${RELOCATING+ *(.tcommon)} }
- .preinit_array ${RELOCATING-0} :
- {
- ${RELOCATING+${CREATE_SHLIB-PROVIDE_HIDDEN (${USER_LABEL_PREFIX}__preinit_array_start = .);}}
- KEEP (*(.preinit_array))
- ${RELOCATING+${CREATE_SHLIB-PROVIDE_HIDDEN (${USER_LABEL_PREFIX}__preinit_array_end = .);}}
- }
+ ${RELOCATING+${PREINIT_ARRAY}}
${RELOCATING+${INIT_ARRAY}}
${RELOCATING+${FINI_ARRAY}}
${SMALL_DATA_CTOR-${RELOCATING+${CTOR}}}
${SDATA_GOT+${OTHER_GOT_SECTIONS}}
${DATA_SDATA-${SDATA}}
${DATA_SDATA-${OTHER_SDATA_SECTIONS}}
- ${RELOCATING+${DATA_END_SYMBOLS-${USER_LABEL_PREFIX}_edata = .; PROVIDE (${USER_LABEL_PREFIX}edata = .);}}
+ ${RELOCATING+${DATA_END_SYMBOLS-${CREATE_SHLIB+PROVIDE (}${USER_LABEL_PREFIX}_edata = .${CREATE_SHLIB+)}; PROVIDE (${USER_LABEL_PREFIX}edata = .);}}
${RELOCATING+. = .;}
- ${RELOCATING+${USER_LABEL_PREFIX}__bss_start = .;}
+ ${RELOCATING+${CREATE_SHLIB+PROVIDE (}${USER_LABEL_PREFIX}__bss_start = .${CREATE_SHLIB+)};}
${RELOCATING+${OTHER_BSS_SYMBOLS}}
${DATA_SDATA-${SBSS}}
${BSS_PLT+${PLT}}
.${BSS_NAME} ${RELOCATING-0} :
{
- *(.dyn${BSS_NAME})
+ ${RELOCATING+*(.dynbss)}
*(.${BSS_NAME}${RELOCATING+ .${BSS_NAME}.* .gnu.linkonce.b.*})
*(COMMON)
/* Align here to ensure that the .bss section occupies space up to
LARGE_DATA_ADDR=". = SEGMENT_START(\"ldata-segment\", ${LARGE_DATA_ADDR-.});"
SHLIB_LARGE_DATA_ADDR=". = SEGMENT_START(\"ldata-segment\", ${SHLIB_LARGE_DATA_ADDR-.});"
- cat <<EOF
+cat <<EOF
${RELOCATING+${CREATE_SHLIB-${CREATE_PIE-${LARGE_DATA_ADDR}}}}
${RELOCATING+${CREATE_SHLIB+${SHLIB_LARGE_DATA_ADDR}}}
${RELOCATING+${CREATE_PIE+${SHLIB_LARGE_DATA_ADDR}}}
${LARGE_BSS_AFTER_BSS-${LARGE_BSS}}
${RELOCATING+. = ALIGN(${ALIGNMENT});}
${RELOCATING+${OTHER_END_SYMBOLS}}
- ${RELOCATING+${END_SYMBOLS-${USER_LABEL_PREFIX}_end = .; PROVIDE (${USER_LABEL_PREFIX}end = .);}}
+ ${RELOCATING+${END_SYMBOLS-${CREATE_SHLIB+PROVIDE (}${USER_LABEL_PREFIX}_end = .${CREATE_SHLIB+)}; PROVIDE (${USER_LABEL_PREFIX}end = .);}}
${RELOCATING+${DATA_SEGMENT_END}}
+ ${TINY_DATA_SECTION}
+ ${TINY_BSS_SECTION}
+ ${STACK_ADDR+${STACK}}
EOF
test -z "${NON_ALLOC_DYN}" || emit_dyn
. $srcdir/scripttempl/DWARF.sc
cat <<EOF
-
- ${TINY_DATA_SECTION}
- ${TINY_BSS_SECTION}
-
- ${STACK_ADDR+${STACK}}
${ATTRS_SECTIONS}
${OTHER_SECTIONS}
${RELOCATING+${OTHER_SYMBOLS}}