3e2b0f3116
More sections can be read-only after relocation. .opd is an obvious candidate. * emulparams/elf64ppc.sh (OTHER_READWRITE_SECTIONS): Move .opd to.. (OTHER_RELRO_SECTIONS_2): ..here, new define. * scripttempl/elf.sc: Add OTHER_RELRO_SECTIONS_2.
42 lines
1.3 KiB
Bash
42 lines
1.3 KiB
Bash
. ${srcdir}/emulparams/elf32ppccommon.sh
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. ${srcdir}/emulparams/plt_unwind.sh
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EXTRA_EM_FILE=ppc64elf
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ELFSIZE=64
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OUTPUT_FORMAT="elf64-powerpc"
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TEXT_START_ADDR=0x10000000
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#SEGMENT_SIZE=0x10000000
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ARCH=powerpc:common64
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NOP=0x60000000
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unset EXECUTABLE_SYMBOLS
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unset SDATA_START_SYMBOLS
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unset SDATA2_START_SYMBOLS
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unset SBSS_START_SYMBOLS
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unset SBSS_END_SYMBOLS
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unset OTHER_END_SYMBOLS
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unset OTHER_RELRO_SECTIONS
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OTHER_TEXT_SECTIONS="*(.sfpr .glink)"
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BSS_PLT=
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OTHER_BSS_SYMBOLS="
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.tocbss ${RELOCATING-0} :${RELOCATING+ ALIGN(8)} { *(.tocbss)}"
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OTHER_PLT_RELOC_SECTIONS="
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.rela.tocbss ${RELOCATING-0} : { *(.rela.tocbss) }"
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if test x${RELOCATING+set} = xset; then
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GOT="
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.got : ALIGN(8) { *(.got .toc) }"
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else
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GOT="
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.got 0 : { *(.got) }
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.toc 0 : { *(.toc) }"
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fi
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# Put .opd relocs first so ld.so will process them before any ifunc relocs.
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INITIAL_RELOC_SECTIONS="
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.rela.opd ${RELOCATING-0} : { *(.rela.opd) }"
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OTHER_GOT_RELOC_SECTIONS="
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.rela.toc ${RELOCATING-0} : { *(.rela.toc) }
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.rela.branch_lt ${RELOCATING-0} : { *(.rela.branch_lt) }"
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OTHER_READWRITE_SECTIONS="
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.toc1 ${RELOCATING-0} :${RELOCATING+ ALIGN(8)} { *(.toc1) }
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.branch_lt ${RELOCATING-0} :${RELOCATING+ ALIGN(8)} { *(.branch_lt) }"
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OTHER_RELRO_SECTIONS_2="
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.opd ${RELOCATING-0} :${RELOCATING+ ALIGN(8)} { KEEP (*(.opd)) }"
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