binutils-gdb/ld/emulparams/elf64_s390.sh
Andreas Krebbel 470b557aaf 2012-07-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
* elf64-s390.c: Include elf-s390-common.c.
	(R_390_IRELATIVE): New reloc.
	(elf_s390_reloc_type_lookup): Support R_390_IRELATIVE.
	(RELA_ENTRY_SIZE): New macro.
	(elf_s390_link_hash_entry): New fields ifunc_resolver_address and
	*ifunc_resolver_section.
	(struct plt_entry): New struct.
	(struct elf_s390_obj_tdata): New field local_plt.
	(elf_s390_local_plt): New macro.
	(struct elf_s390_link_hash_table): New field irelifunc.
	(ELF64): New macro.
	(link_hash_newfunc): Initialize new fields.
	(elf_s390_check_relocs): Handle IFUNC symbols.
	(elf_s390_adjust_dynamic_symbol): Don't do anything for IFUNC
	symbols.
	(allocate_dynrelocs): Call s390_elf_allocate_ifunc_dyn_relocs for
	IFUNC symbols.
	(elf_s390_size_dynamic_sections): Handle IFUNC symbols.
	(elf_s390_relocate_section): Likewise.
	(elf_s390_finish_dynamic_symbol): Likewise.
	(elf_s390_finish_dynamic_sections): Handle local IFUNC symbols.
	(elf_s390_finish_ifunc_symbol): New function.
	(elf_s390_gc_sweep_hook): Handle local plt entries.
	(elf_backend_add_symbol_hook): Define.
	* elf32-s390.c: See elf64-s390.c changes.
	* elf-s390-common.c: New file.
	* bfd-in2.h (BFD_RELOC_390_IRELATIVE): New enum field.
	* libbfd.h (BFD_RELOC_390_IRELATIVE): New entry for
	BFD_RELOC_390_IRELATIVE.
	* reloc.c (BFD_RELOC_390_IRELATIVE): Document new relocation.

2012-07-13  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>

	* elf/s390.h (START_RELOC_NUMBERS): Define R_390_IRELATIVE reloc.

2012-07-13  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>

	* emulparams/elf_s390.sh (IREL_IN_PLT): Define.
	* emulparams/elf64_s390.sh (IREL_IN_PLT): Define.
2012-07-13 15:47:27 +00:00

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SCRIPT_NAME=elf
ELFSIZE=64
OUTPUT_FORMAT="elf64-s390"
NO_REL_RELOCS=yes
TEXT_START_ADDR=0x80000000
MAXPAGESIZE="CONSTANT (MAXPAGESIZE)"
COMMONPAGESIZE="CONSTANT (COMMONPAGESIZE)"
ARCH="s390:64-bit"
MACHINE=
NOP=0x07070707
TEMPLATE_NAME=elf32
GENERATE_SHLIB_SCRIPT=yes
GENERATE_PIE_SCRIPT=yes
NO_SMALL_DATA=yes
IREL_IN_PLT=
# Treat a host that matches the target with the possible exception of "x"
# in the name as if it were native.
if test `echo "$host" | sed -e s/390x/390/` \
= `echo "$target" | sed -e s/390x/390/`; then
case " $EMULATION_LIBPATH " in
*" ${EMULATION_NAME} "*)
NATIVE=yes
esac
fi
# Look for 64 bit target libraries in /lib64, /usr/lib64 etc., first
# on Linux.
case "$target" in
s390*-linux*)
case "$EMULATION_NAME" in
*64*)
LIBPATH_SUFFIX=64 ;;
esac
;;
esac