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| author | Roland McGrath <roland@gnu.org> | 2012-12-18 20:42:43 +0000 |
|---|---|---|
| committer | Roland McGrath <roland@gnu.org> | 2012-12-18 20:42:43 +0000 |
| commit | 9d5777a34cbf1c1497e1c76f455381a643dfd2b1 (patch) | |
| tree | 5afc8b030a3c49c0abad86312ca5a052870a35bc /ld/scripttempl | |
| parent | d8a4f9280adc96f46d63bbdbfd089fc9c7c30b3e (diff) | |
| download | gdb-9d5777a34cbf1c1497e1c76f455381a643dfd2b1.zip gdb-9d5777a34cbf1c1497e1c76f455381a643dfd2b1.tar.gz gdb-9d5777a34cbf1c1497e1c76f455381a643dfd2b1.tar.bz2 | |
ld/
* ld.texinfo (Options): Describe -Trodata-segment.
* ldlex.h (enum option_values): Add OPTION_TRODATA_SEGMENT.
* lexsup.c (ld_options, parse_args): Handle -Trodata-segment.
* scripttempl/elf.sc (RODATA_ADDR, SHLIB_RODATA_ADDR): Wrap
SEGMENT_START("rodata-segment", ...) + SIZEOF_HEADERS around the value.
Diffstat (limited to 'ld/scripttempl')
| -rw-r--r-- | ld/scripttempl/elf.sc | 24 |
1 files changed, 19 insertions, 5 deletions
diff --git a/ld/scripttempl/elf.sc b/ld/scripttempl/elf.sc index 72d2af7..cb162e8 100644 --- a/ld/scripttempl/elf.sc +++ b/ld/scripttempl/elf.sc @@ -492,12 +492,26 @@ cat <<EOF EOF if test -n "${SEPARATE_CODE}"; then + if test -n "${RODATA_ADDR}"; then + RODATA_ADDR="\ +SEGMENT_START(\"rodata-segment\", ${RODATA_ADDR}) + SIZEOF_HEADERS" + else + RODATA_ADDR="ALIGN(${SEGMENT_SIZE}) + (. & (${MAXPAGESIZE} - 1))}" + RODATA_ADDR="SEGMENT_START(\"rodata-segment\", ${RODATA_ADDR})" + fi + if test -n "${SHLIB_RODATA_ADDR}"; then + 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))" + fi cat <<EOF /* Adjust the address for the rodata segment. We want to adjust up to the same address within the page on the next page up. */ - ${CREATE_SHLIB-${CREATE_PIE-${RELOCATING+. = ${RODATA_ADDR-ALIGN(${SEGMENT_SIZE}) + (. & (${MAXPAGESIZE} - 1))};}}} - ${CREATE_SHLIB+${RELOCATING+. = ${SHLIB_RODATA_ADDR-ALIGN(${SEGMENT_SIZE}) + (. & (${MAXPAGESIZE} - 1))};}} - ${CREATE_PIE+${RELOCATING+. = ${SHLIB_RODATA_ADDR-ALIGN(${SEGMENT_SIZE}) + (. & (${MAXPAGESIZE} - 1))};}} + ${CREATE_SHLIB-${CREATE_PIE-${RELOCATING+. = ${RODATA_ADDR};}}} + ${CREATE_SHLIB+${RELOCATING+. = ${SHLIB_RODATA_ADDR};}} + ${CREATE_PIE+${RELOCATING+. = ${SHLIB_RODATA_ADDR};}} EOF emit_early_ro emit_dyn @@ -650,8 +664,8 @@ cat <<EOF .debug_ranges 0 : { *(.debug_ranges) } /* DWARF Extension. */ - .debug_macro 0 : { *(.debug_macro) } - + .debug_macro 0 : { *(.debug_macro) } + ${TINY_DATA_SECTION} ${TINY_BSS_SECTION} |