binutils-gdb/ld/emulparams/elf32ppc.sh
Alan Modra 046183de0e bfd/
* elf32-ppc.c (struct elf_linker_section): Replace sym_val field
	with sym.
	(ppc_elf_relocate_section): Adjust for above.
	(create_sdata_sym): New function.
	(ppc_elf_create_linker_section): Call it.
	(ppc_elf_check_relocs): Correct has_sda_refs and non_got_refs.
	Create sdata syms for all SDA relocs.
	(ppc_elf_adjust_dynamic_symbol): Don't special case _SDA_BASE_
	and _SDA2_BASE_.
	(ppc_elf_set_sdata_syms): Delete.
	* elflink.c (bfd_elf_size_dynamic_sections): Don't create DT_INIT
	and DT_FINI tags unless associated section has input.
	(bfd_elf_set_symbol, _bfd_elf_provide_symbol): Delete.
	(_bfd_elf_provide_section_bound_symbols): Delete.
	* bfd-in.h (_bfd_elf_provide_symbol): Delete.
	(_bfd_elf_provide_section_bound_symbols): Delete.
	* bfd-in2.h: Regenerate.
ld/
	* ldemul.c (ldemul_do_assignments, do_assignments_default): Delete.
	* ldemul.h (ldemul_do_assignments, do_assignments_default): Delete.
	(struct ld_emulation_xfer_struct): Remove do_assignments field.
	* ldlang.c (lang_do_assignments): Don't call ldemul_do_assignments.
	* emulparams/elf32ppc.sh (SDATA_START_SYMBOLS): New.
	(SDATA2_START_SYMBOLS, SBSS_START_SYMBOLS, SBSS_END_SYMBOLS): New.
	* emultempl/aix.em (ld_*_emulation): Delete do_assignments init.
	* emultempl/armcoff.em: Likewise.
	* emultempl/beos.em: Likewise.
	* emultempl/generic.em: Likewise.
	* emultempl/gld960.em: Likewise.
	* emultempl/gld960c.em: Likewise.
	* emultempl/linux.em: Likewise.
	* emultempl/lnk960.em: Likewise.
	* emultempl/m68kcoff.em: Likewise.
	* emultempl/pe.em: Likewise.
	* emultempl/sunos.em: Likewise.
	* emultempl/ticoff.em: Likewise.
	* emultempl/vanilla.em: Likewise.
	* emultempl/elf32.em: Likewise.
	(gld*_provide_bound_symbols): Delete.
	(gld*_provide_init_fini_syms): Delete.
	(gld*_before_allocation): Don't call ldemul_do_assignments.
	* emultempl/ppc32elf.em (ppc_do_assignments): Delete.
	(LDEMUL_DO_ASSIGNMENTS): Delete.
	* scripttempl/elf.sc: Provide init/fini syms.  Add SBSS_START_SYMBOLS,
	SBSS_END_SYMBOLS, SDATA2_START_SYMBOLS.
2005-08-04 06:22:14 +00:00

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# If you change this file, please also look at files which source this one:
# elf32lppc.sh elf32ppclinux.sh elf32ppcsim.sh elf32ppcvxworks.sh
TEMPLATE_NAME=elf32
EXTRA_EM_FILE=ppc32elf
GENERATE_SHLIB_SCRIPT=yes
GENERATE_PIE_SCRIPT=yes
SCRIPT_NAME=elf
OUTPUT_FORMAT="elf32-powerpc"
TEXT_START_ADDR=0x01800000
MAXPAGESIZE=0x10000
COMMONPAGESIZE=0x1000
ARCH=powerpc:common
MACHINE=
# Yes, we want duplicate .got and .plt sections. The linker chooses the
# appropriate one magically in ppc_after_open
DATA_GOT=
SDATA_GOT=
SEPARATE_GOTPLT=0
BSS_PLT=
GOT=".got ${RELOCATING-0} : SPECIAL { *(.got) }"
PLT=".plt ${RELOCATING-0} : SPECIAL { *(.plt) }"
GOTPLT="${PLT}"
OTHER_TEXT_SECTIONS="*(.glink)"
EXECUTABLE_SYMBOLS='PROVIDE (__stack = 0); PROVIDE (___stack = 0);'
if test -z "${CREATE_SHLIB}"; then
SDATA_START_SYMBOLS="PROVIDE (_SDA_BASE_ = 32768);"
SDATA2_START_SYMBOLS="PROVIDE (_SDA2_BASE_ = 32768);"
SBSS_START_SYMBOLS="PROVIDE (__sbss_start = .); PROVIDE (___sbss_start = .);"
SBSS_END_SYMBOLS="PROVIDE (__sbss_end = .); PROVIDE (___sbss_end = .);"
else
unset SDATA_START_SYMBOLS
unset SDATA2_START_SYMBOLS
unset SBSS_START_SYMBOLS
unset SBSS_END_SYMBOLS
fi
OTHER_END_SYMBOLS="__end = .;"
OTHER_RELRO_SECTIONS="
.fixup ${RELOCATING-0} : { *(.fixup) }
.got1 ${RELOCATING-0} : { *(.got1) }
.got2 ${RELOCATING-0} : { *(.got2) }
"
OTHER_GOT_RELOC_SECTIONS="
.rela.got1 ${RELOCATING-0} : { *(.rela.got1) }
.rela.got2 ${RELOCATING-0} : { *(.rela.got2) }
"
# Treat a host that matches the target with the possible exception of "64"
# in the name as if it were native.
if test `echo "$host" | sed -e s/64//` = `echo "$target" | sed -e s/64//`; then
case " $EMULATION_LIBPATH " in
*" ${EMULATION_NAME} "*)
NATIVE=yes
;;
esac
fi
# Look for 64 bit target libraries in /lib64, /usr/lib64 etc., first.
case "$EMULATION_NAME" in
*64*) LIBPATH_SUFFIX=64 ;;
esac