# DATA_PLT - .plt should be in data segment, not text segment.
# PLT_BEFORE_GOT - .plt just before .got when .plt is in data segement.
# BSS_PLT - .plt should be in bss segment
+# NO_REL_RELOCS - Don't include .rel.* sections in script
+# 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.
# SHLIB_TEXT_START_ADDR - if set, add to SIZEOF_HEADERS to set
#
# Each of these can also have corresponding .rel.* and .rela.* sections.
-test -z "$ENTRY" && ENTRY=_start
+test -z "$ENTRY" && ENTRY=${USER_LABEL_PREFIX}_start
test -z "${BIG_OUTPUT_FORMAT}" && BIG_OUTPUT_FORMAT=${OUTPUT_FORMAT}
test -z "${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 "$LD_FLAG" = "N" && DATA_ADDR=.
-test -z "${ETEXT_NAME}" && ETEXT_NAME=etext
+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
INITIAL_READONLY_SECTIONS=".interp ${RELOCATING-0} : { *(.interp) }"
fi
if test -z "$PLT"; then
- PLT=".plt ${RELOCATING-0} : { *(.plt) }"
+ IPLT=".iplt ${RELOCATING-0} : { *(.iplt) }"
+ PLT=".plt ${RELOCATING-0} : { *(.plt)${IREL_IN_PLT+ *(.iplt)} }
+ ${IREL_IN_PLT-$IPLT}"
fi
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} : { *(.got.plt) *(.igot.plt) *(.got) *(.igot) }"
else
- GOT=".got ${RELOCATING-0} : { *(.got) }"
- GOTPLT=".got.plt ${RELOCATING-0} : { *(.got.plt) }"
+ GOT=".got ${RELOCATING-0} : { *(.got) *(.igot) }"
+ GOTPLT=".got.plt ${RELOCATING-0} : { *(.got.plt) *(.igot.plt) }"
fi
fi
+REL_IFUNC=".rel.ifunc ${RELOCATING-0} : { *(.rel.ifunc) }"
+RELA_IFUNC=".rela.ifunc ${RELOCATING-0} : { *(.rela.ifunc) }"
+REL_IPLT=".rel.iplt ${RELOCATING-0} :
+ {
+ ${RELOCATING+${CREATE_SHLIB-PROVIDE_HIDDEN (${USER_LABEL_PREFIX}__rel_iplt_start = .);}}
+ *(.rel.iplt)
+ ${RELOCATING+${CREATE_SHLIB-PROVIDE_HIDDEN (${USER_LABEL_PREFIX}__rel_iplt_end = .);}}
+ }"
+RELA_IPLT=".rela.iplt ${RELOCATING-0} :
+ {
+ ${RELOCATING+${CREATE_SHLIB-PROVIDE_HIDDEN (${USER_LABEL_PREFIX}__rela_iplt_start = .);}}
+ *(.rela.iplt)
+ ${RELOCATING+${CREATE_SHLIB-PROVIDE_HIDDEN (${USER_LABEL_PREFIX}__rela_iplt_end = .);}}
+ }"
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.*) }"
-DISCARDED="/DISCARD/ : { *(.note.GNU-stack) *(.gnu_debuglink) }"
+DISCARDED="/DISCARD/ : { *(.note.GNU-stack) *(.gnu_debuglink) *(.gnu.lto_*) }"
if test -z "${NO_SMALL_DATA}"; then
SBSS=".sbss ${RELOCATING-0} :
{
}"
STACK=" .stack ${RELOCATING-0}${RELOCATING+${STACK_ADDR}} :
{
- ${RELOCATING+_stack = .;}
+ ${RELOCATING+${USER_LABEL_PREFIX}_stack = .;}
*(.stack)
}"
+TEXT_START_ADDR="SEGMENT_START(\"text-segment\", ${TEXT_START_ADDR})"
+SHLIB_TEXT_START_ADDR="SEGMENT_START(\"text-segment\", ${SHLIB_TEXT_START_ADDR:-0})"
+
# if this is for an embedded system, don't add SIZEOF_HEADERS.
if [ -z "$EMBEDDED" ]; then
test -z "${TEXT_BASE_ADDRESS}" && TEXT_BASE_ADDRESS="${TEXT_START_ADDR} + SIZEOF_HEADERS"
OUTPUT_FORMAT("${OUTPUT_FORMAT}", "${BIG_OUTPUT_FORMAT}",
"${LITTLE_OUTPUT_FORMAT}")
OUTPUT_ARCH(${OUTPUT_ARCH})
-ENTRY(${ENTRY})
+${RELOCATING+ENTRY(${ENTRY})}
${RELOCATING+${LIB_SEARCH_DIRS}}
${RELOCATING+${EXECUTABLE_SYMBOLS}}
{
/* Read-only sections, merged into text segment: */
${CREATE_SHLIB-${CREATE_PIE-${RELOCATING+PROVIDE (__executable_start = ${TEXT_START_ADDR}); . = ${TEXT_BASE_ADDRESS};}}}
- ${CREATE_SHLIB+${RELOCATING+. = ${SHLIB_TEXT_START_ADDR:-0} + SIZEOF_HEADERS;}}
- ${CREATE_PIE+${RELOCATING+. = ${SHLIB_TEXT_START_ADDR:-0} + SIZEOF_HEADERS;}}
+ ${CREATE_SHLIB+${RELOCATING+. = ${SHLIB_TEXT_START_ADDR} + SIZEOF_HEADERS;}}
+ ${CREATE_PIE+${RELOCATING+. = ${SHLIB_TEXT_START_ADDR} + SIZEOF_HEADERS;}}
${INITIAL_READONLY_SECTIONS}
.note.gnu.build-id : { *(.note.gnu.build-id) }
+EOF
+
+test -n "${RELOCATING+0}" || unset NON_ALLOC_DYN
+test -z "${NON_ALLOC_DYN}" || TEXT_DYNAMIC=
+cat > ldscripts/dyntmp.$$ <<EOF
${TEXT_DYNAMIC+${DYNAMIC}}
.hash ${RELOCATING-0} : { *(.hash) }
.gnu.hash ${RELOCATING-0} : { *(.gnu.hash) }
.gnu.version ${RELOCATING-0} : { *(.gnu.version) }
.gnu.version_d ${RELOCATING-0}: { *(.gnu.version_d) }
.gnu.version_r ${RELOCATING-0}: { *(.gnu.version_r) }
-
EOF
+
if [ "x$COMBRELOC" = x ]; then
- COMBRELOCCAT=cat
+ COMBRELOCCAT="cat >> ldscripts/dyntmp.$$"
else
COMBRELOCCAT="cat > $COMBRELOC"
fi
.rel.bss ${RELOCATING-0} : { *(.rel.bss${RELOCATING+ .rel.bss.* .rel.gnu.linkonce.b.*}) }
.rela.bss ${RELOCATING-0} : { *(.rela.bss${RELOCATING+ .rela.bss.* .rela.gnu.linkonce.b.*}) }
${REL_LARGE}
+ ${IREL_IN_PLT+$REL_IFUNC}
+ ${IREL_IN_PLT+$RELA_IFUNC}
+ ${IREL_IN_PLT-$REL_IPLT}
+ ${IREL_IN_PLT-$RELA_IPLT}
EOF
+
if [ -n "$COMBRELOC" ]; then
-cat <<EOF
+cat >> ldscripts/dyntmp.$$ <<EOF
.rel.dyn ${RELOCATING-0} :
{
EOF
-sed -e '/^[ ]*[{}][ ]*$/d;/:[ ]*$/d;/\.rela\./d;s/^.*: { *\(.*\)}$/ \1/' $COMBRELOC
-cat <<EOF
+sed -e '/^[ ]*[{}][ ]*$/d;/:[ ]*$/d;/\.rela\./d;s/^.*: { *\(.*\)}$/ \1/' $COMBRELOC >> ldscripts/dyntmp.$$
+cat >> ldscripts/dyntmp.$$ <<EOF
}
.rela.dyn ${RELOCATING-0} :
{
EOF
-sed -e '/^[ ]*[{}][ ]*$/d;/:[ ]*$/d;/\.rel\./d;s/^.*: { *\(.*\)}/ \1/' $COMBRELOC
-cat <<EOF
+sed -e '/^[ ]*[{}][ ]*$/d;/:[ ]*$/d;/\.rel\./d;s/^.*: { *\(.*\)}/ \1/' $COMBRELOC >> ldscripts/dyntmp.$$
+cat >> ldscripts/dyntmp.$$ <<EOF
}
EOF
fi
-cat <<EOF
- .rel.plt ${RELOCATING-0} : { *(.rel.plt) }
- .rela.plt ${RELOCATING-0} : { *(.rela.plt) }
+
+cat >> ldscripts/dyntmp.$$ <<EOF
+ .rel.plt ${RELOCATING-0} :
+ {
+ *(.rel.plt)
+ ${IREL_IN_PLT+${RELOCATING+${CREATE_SHLIB-PROVIDE_HIDDEN (${USER_LABEL_PREFIX}__rel_iplt_start = .);}}}
+ ${IREL_IN_PLT+${RELOCATING+*(.rel.iplt)}}
+ ${IREL_IN_PLT+${RELOCATING+${CREATE_SHLIB-PROVIDE_HIDDEN (${USER_LABEL_PREFIX}__rel_iplt_end = .);}}}
+ }
+ .rela.plt ${RELOCATING-0} :
+ {
+ *(.rela.plt)
+ ${IREL_IN_PLT+${RELOCATING+${CREATE_SHLIB-PROVIDE_HIDDEN (${USER_LABEL_PREFIX}__rela_iplt_start = .);}}}
+ ${IREL_IN_PLT+${RELOCATING+*(.rela.iplt)}}
+ ${IREL_IN_PLT+${RELOCATING+${CREATE_SHLIB-PROVIDE_HIDDEN (${USER_LABEL_PREFIX}__rela_iplt_end = .);}}}
+ }
${OTHER_PLT_RELOC_SECTIONS}
+EOF
+
+if test -z "${NON_ALLOC_DYN}"; then
+ if test -z "${NO_REL_RELOCS}${NO_RELA_RELOCS}"; then
+ cat ldscripts/dyntmp.$$
+ else
+ if test -z "${NO_REL_RELOCS}"; then
+ sed -e '/^[ ]*\.rela\.[^}]*$/,/}/d' -e '/^[ ]*\.rela\./d' ldscripts/dyntmp.$$
+ fi
+ if test -z "${NO_RELA_RELOCS}"; then
+ sed -e '/^[ ]*\.rel\.[^}]*$/,/}/d' -e '/^[ ]*\.rel\./d' ldscripts/dyntmp.$$
+ fi
+ fi
+ rm -f ldscripts/dyntmp.$$
+fi
+cat <<EOF
.init ${RELOCATING-0} :
{
${RELOCATING+${INIT_START}}
.text ${RELOCATING-0} :
{
${RELOCATING+${TEXT_START_SYMBOLS}}
+ ${RELOCATING+*(.text.unlikely .text.*_unlikely)}
*(.text .stub${RELOCATING+ .text.* .gnu.linkonce.t.*})
- KEEP (*(.text.*personality*))
/* .gnu.warning sections are handled specially by elf32.em. */
*(.gnu.warning)
${RELOCATING+${OTHER_TEXT_SECTIONS}}
{
${RELOCATING+${DATA_START_SYMBOLS}}
*(.data${RELOCATING+ .data.* .gnu.linkonce.d.*})
- ${RELOCATING+KEEP (*(.gnu.linkonce.d.*personality*))}
${CONSTRUCTING+SORT(CONSTRUCTORS)}
}
.data1 ${RELOCATING-0} : { *(.data1) }
${SDATA}
${OTHER_SDATA_SECTIONS}
${RELOCATING+${DATA_END_SYMBOLS-${USER_LABEL_PREFIX}_edata = .; PROVIDE (${USER_LABEL_PREFIX}edata = .);}}
- ${RELOCATING+__bss_start = .;}
+ ${RELOCATING+${USER_LABEL_PREFIX}__bss_start = .;}
${RELOCATING+${OTHER_BSS_SYMBOLS}}
${SBSS}
${BSS_PLT+${PLT}}
${RELOCATING+${OTHER_END_SYMBOLS}}
${RELOCATING+${END_SYMBOLS-${USER_LABEL_PREFIX}_end = .; PROVIDE (${USER_LABEL_PREFIX}end = .);}}
${RELOCATING+${DATA_SEGMENT_END}}
+EOF
+if test -n "${NON_ALLOC_DYN}"; then
+ if test -z "${NO_REL_RELOCS}${NO_RELA_RELOCS}"; then
+ cat ldscripts/dyntmp.$$
+ else
+ if test -z "${NO_REL_RELOCS}"; then
+ sed -e '/^[ ]*\.rela\.[^}]*$/,/}/d' -e '/^[ ]*\.rela\./d' ldscripts/dyntmp.$$
+ fi
+ if test -z "${NO_RELA_RELOCS}"; then
+ sed -e '/^[ ]*\.rel\.[^}]*$/,/}/d' -e '/^[ ]*\.rel\./d' ldscripts/dyntmp.$$
+ fi
+ fi
+ rm -f ldscripts/dyntmp.$$
+fi
+
+cat <<EOF
/* Stabs debugging sections. */
.stab 0 : { *(.stab) }
.stabstr 0 : { *(.stabstr) }
projects / msp430-binutils.git / blobdiff