PR25243, static linking with exceptions and iostream is broken on ARM
PR 25243 * emulparams/armelf.sh (OTHER_READONLY_SECTIONS): Move definition of __exidx_start and __exidx_end into ARM.exidx. * emulparams/armelf_linux_eabi.sh (OTHER_READONLY_SECTIONS): Likewise. * emulparams/armsymbian.sh (OTHER_READONLY_SECTIONS): Similarly. * emulparams/elf32_tic6x_le.sh (OTHER_READONLY_SECTIONS): Similarly. * emulparams/armelf_fuchsia.sh: Source armelf_linux_eabi.sh, just redefining TEXT_START_ADDR. * emulparams/armelf_linux_fdpiceabi.sh: Source armelf_linux_eabi.sh, adding to OTHER_READONLY_SECTIONS.
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Alan Modra
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1769380a11
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ld/ChangeLog
13
ld/ChangeLog
@ -1,3 +1,16 @@
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2019-12-05 Alan Modra <amodra@gmail.com>
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PR 25243
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* emulparams/armelf.sh (OTHER_READONLY_SECTIONS): Move definition
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of __exidx_start and __exidx_end into ARM.exidx.
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* emulparams/armelf_linux_eabi.sh (OTHER_READONLY_SECTIONS): Likewise.
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* emulparams/armsymbian.sh (OTHER_READONLY_SECTIONS): Similarly.
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* emulparams/elf32_tic6x_le.sh (OTHER_READONLY_SECTIONS): Similarly.
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* emulparams/armelf_fuchsia.sh: Source armelf_linux_eabi.sh,
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just redefining TEXT_START_ADDR.
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* emulparams/armelf_linux_fdpiceabi.sh: Source armelf_linux_eabi.sh,
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adding to OTHER_READONLY_SECTIONS.
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2019-12-05 Alan Modra <amodra@gmail.com>
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PR 25244
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@ -26,9 +26,12 @@ OTHER_SECTIONS='
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ATTRS_SECTIONS='.ARM.attributes 0 : { KEEP (*(.ARM.attributes)) KEEP (*(.gnu.attributes)) }'
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OTHER_READONLY_SECTIONS="
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.ARM.extab ${RELOCATING-0} : { *(.ARM.extab${RELOCATING+* .gnu.linkonce.armextab.*}) }
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.ARM.exidx ${RELOCATING-0} :
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{
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${RELOCATING+PROVIDE_HIDDEN (__exidx_start = .);}
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.ARM.exidx ${RELOCATING-0} : { *(.ARM.exidx${RELOCATING+* .gnu.linkonce.armexidx.*}) }
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${RELOCATING+ PROVIDE_HIDDEN (__exidx_end = .); }"
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*(.ARM.exidx${RELOCATING+* .gnu.linkonce.armexidx.*})
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${RELOCATING+PROVIDE_HIDDEN (__exidx_end = .);}
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}"
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DATA_START_SYMBOLS="${CREATE_SHLIB+PROVIDE (}__data_start = .${CREATE_SHLIB+)};"
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@ -1,32 +1,3 @@
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ARCH=arm
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SCRIPT_NAME=elf
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OUTPUT_FORMAT="elf32-littlearm"
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BIG_OUTPUT_FORMAT="elf32-bigarm"
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LITTLE_OUTPUT_FORMAT="elf32-littlearm"
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MAXPAGESIZE="CONSTANT (MAXPAGESIZE)"
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COMMONPAGESIZE="CONSTANT (COMMONPAGESIZE)"
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TEMPLATE_NAME=elf
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EXTRA_EM_FILE=armelf
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GENERATE_SHLIB_SCRIPT=yes
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GENERATE_PIE_SCRIPT=yes
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DATA_START_SYMBOLS='PROVIDE (__data_start = .);';
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OTHER_TEXT_SECTIONS='*(.glue_7t) *(.glue_7) *(.vfp11_veneer) *(.v4_bx)'
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OTHER_BSS_SYMBOLS="${CREATE_SHLIB+PROVIDE (}__bss_start__ = .${CREATE_SHLIB+)};"
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OTHER_BSS_END_SYMBOLS="${CREATE_SHLIB+PROVIDE (}_bss_end__ = .${CREATE_SHLIB+)}; ${CREATE_SHLIB+PROVIDE (}__bss_end__ = .${CREATE_SHLIB+)};"
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OTHER_END_SYMBOLS="${CREATE_SHLIB+PROVIDE (}__end__ = .${CREATE_SHLIB+)};"
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OTHER_SECTIONS='.note.gnu.arm.ident 0 : { KEEP (*(.note.gnu.arm.ident)) }'
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source_sh ${srcdir}/emulparams/armelf_linux_eabi.sh
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TEXT_START_ADDR=0x00001000
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TARGET2_TYPE=got-rel
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# ARM does not support .s* sections.
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NO_SMALL_DATA=yes
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# Use the ARM ABI-compliant exception-handling sections.
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OTHER_READONLY_SECTIONS="
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.ARM.extab ${RELOCATING-0} : { *(.ARM.extab${RELOCATING+* .gnu.linkonce.armextab.*}) }
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${RELOCATING+ PROVIDE_HIDDEN (__exidx_start = .); }
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.ARM.exidx ${RELOCATING-0} : { *(.ARM.exidx${RELOCATING+* .gnu.linkonce.armexidx.*}) }
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${RELOCATING+ PROVIDE_HIDDEN (__exidx_end = .); }"
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@ -3,7 +3,9 @@ source_sh ${srcdir}/emulparams/armelf_linux.sh
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# Use the ARM ABI-compliant exception-handling sections.
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OTHER_READONLY_SECTIONS="
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.ARM.extab ${RELOCATING-0} : { *(.ARM.extab${RELOCATING+* .gnu.linkonce.armextab.*}) }
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.ARM.exidx ${RELOCATING-0} :
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{
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${RELOCATING+PROVIDE_HIDDEN (__exidx_start = .);}
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.ARM.exidx ${RELOCATING-0} : { *(.ARM.exidx${RELOCATING+* .gnu.linkonce.armexidx.*}) }
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${RELOCATING+ PROVIDE_HIDDEN (__exidx_end = .); }"
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*(.ARM.exidx${RELOCATING+* .gnu.linkonce.armexidx.*})
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${RELOCATING+PROVIDE_HIDDEN (__exidx_end = .);}
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}"
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@ -1,15 +1,10 @@
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source_sh ${srcdir}/emulparams/armelf_linux.sh
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source_sh ${srcdir}/emulparams/armelf_linux_eabi.sh
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OUTPUT_FORMAT="elf32-littlearm-fdpic"
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BIG_OUTPUT_FORMAT="elf32-bigarm-fdpic"
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LITTLE_OUTPUT_FORMAT="elf32-littlearm-fdpic"
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# Use the ARM ABI-compliant exception-handling sections.
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OTHER_READONLY_SECTIONS="
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.ARM.extab ${RELOCATING-0} : { *(.ARM.extab${RELOCATING+* .gnu.linkonce.armextab.*}) }
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${RELOCATING+ PROVIDE_HIDDEN (__exidx_start = .); }
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.ARM.exidx ${RELOCATING-0} : { *(.ARM.exidx${RELOCATING+* .gnu.linkonce.armexidx.*}) }
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${RELOCATING+ PROVIDE_HIDDEN (__exidx_end = .); }
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OTHER_READONLY_SECTIONS="${OTHER_READONLY_SECTIONS}
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.rofixup : {
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${RELOCATING+__ROFIXUP_LIST__ = .;}
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*(.rofixup)
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@ -13,10 +13,13 @@ EMBEDDED=yes
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# .ARM.exidx$${Base,Limit} symbols.
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OTHER_READONLY_SECTIONS="
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.ARM.extab ${RELOCATING-0} : { *(.ARM.extab${RELOCATING+* .gnu.linkonce.armextab.*}) }
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.ARM.exidx ${RELOCATING-0} :
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{
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${RELOCATING+PROVIDE_HIDDEN (.ARM.exidx\$\$Base = .);}
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${RELOCATING+PROVIDE_HIDDEN (__exidx_start = .);}
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.ARM.exidx ${RELOCATING-0} : { *(.ARM.exidx${RELOCATING+* .gnu.linkonce.armexidx.*}) }
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*(.ARM.exidx${RELOCATING+* .gnu.linkonce.armexidx.*})
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${RELOCATING+PROVIDE_HIDDEN (__exidx_end = .);}
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${RELOCATING+ PROVIDE_HIDDEN (.ARM.exidx\$\$Limit = .); }"
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${RELOCATING+PROVIDE_HIDDEN (.ARM.exidx\$\$Limit = .);}
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}"
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MAXPAGESIZE="CONSTANT (MAXPAGESIZE)"
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@ -32,9 +32,12 @@ SBSS_NAME="bss"
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BSS_NAME="far"
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OTHER_READONLY_SECTIONS="
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.c6xabi.extab ${RELOCATING-0} : { *(.c6xabi.extab${RELOCATING+* .gnu.linkonce.c6xabiextab.*}) }
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.c6xabi.exidx ${RELOCATING-0} :
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{
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${RELOCATING+PROVIDE_HIDDEN (__exidx_start = .);}
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.c6xabi.exidx ${RELOCATING-0} : { *(.c6xabi.exidx${RELOCATING+* .gnu.linkonce.c6xabiexidx.*}) }
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${RELOCATING+ PROVIDE_HIDDEN (__exidx_end = .); }"
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*(.c6xabi.exidx${RELOCATING+* .gnu.linkonce.c6xabiexidx.*})
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${RELOCATING+PROVIDE_HIDDEN (__exidx_end = .);}
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}"
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OTHER_SDATA_SECTIONS=".rodata ${RELOCATING-0} : { *(.rodata${RELOCATING+ .rodata.*}) }"
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OTHER_READONLY_RELOC_SECTIONS="
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.rel.rodata ${RELOCATING-0} : { *(.rel.rodata${RELOCATING+ .rel.rodata.*}) }
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