From mboxrd@z Thu Jan 1 00:00:00 1970 From: Nick Clifton To: Jakub Jelinek Cc: aj@suse.de, drepper@redhat.com, binutils@sources.redhat.com Subject: Re: [PATCH] Support -z combreloc in binutils (take 2) Date: Thu, 23 Aug 2001 01:34:00 -0000 Message-id: References: <20010815173030.K510@sunsite.ms.mff.cuni.cz> <20010822225702.A5765@sunsite.ms.mff.cuni.cz> X-SW-Source: 2001-08/msg00529.html Hi Jakub, > 2001-08-22 Jakub Jelinek > > * elf-bfd.h (enum elf_reloc_type_class): New. > (struct elf_backend_data): Add elf_backend_reloc_type_class. > (_bfd_elf_reloc_type_class): New. > * elfxx-target.h (elf_backend_reloc_type_class): Define. > (elfNN_bed): Add elf_backend_reloc_type_class. > * elf.c (_bfd_elf_reloc_type_class): New. > * elf32-i386.c (elf_i386_check_relocs): Set DF_TEXTREL if the reloc > is against read-only section. > (elf_i386_size_dynamic_sections): Use DF_TEXTREL flag instead of > looking up section names for DT_TEXTREL. > (elf_i386_reloc_type_class): New. > (elf_backend_reloc_type_class): Define. > * elf32-sparc.c (elf32_sparc_check_relocs): Set DF_TEXTREL if the > reloc is against read-only section. > (elf32_sparc_size_dynamic_sections): Use DF_TEXTREL flag instead of > looking up section names for DT_TEXTREL. > (elf32_sparc_reloc_type_class): New. > (elf_backend_reloc_type_class): Define. > * elf64-sparc.c (sparc64_elf_check_relocs): Set DF_TEXTREL if the > reloc is against read-only section. > (sparc64_elf_size_dynamic_sections): Use DF_TEXTREL flag instead of > looking up section names for DT_TEXTREL. > (sparc64_elf_reloc_type_class): New. > (elf_backend_reloc_type_class): Define. > * elfxx-ia64.c (struct elfNN_ia64_link_hash_table): Add reltext field. > (get_reloc_section): Set DF_TEXTREL if the reloc is against read-only > section. > (elfNN_ia64_size_dynamic_sections): Use ia64_info->reltext flag > instead of looking up section names for DT_TEXTREL. > (elfNN_ia64_reloc_type_class): New. > (elf_backend_reloc_type_class): Define. > * elflink.h (size_dynamic_sections): Add spare DT_NULL tags. > (struct elf_link_sort_rela): New. > (elf_link_sort_cmp1, elf_link_sort_cmp2, elf_link_sort_relocs): New. > (elf_bfd_final_link): Call elf_link_sort_relocs. > Convert one spare DT_NULL into DT_RELCOUNT resp. DT_RELACOUNT if > necessary. > > * bfdlink.h (struct bfd_link_info): Add combreloc and > spare_dynamic_tags fields. > > * emultempl/elf32.em (place_orphan): Place orphan .rel* sections > into .rel.dyn resp. .rela.dyn if combreloc. > (get_script): If .x linker script is equal to .xn, only put it > once into the binary. > Add .xc and .xsc scripts. > (parse_args): Handle -z combreloc and -z nocombreloc. > * scripttempl/elf.sc (.rela.sbss): Fix a typo. > For .xc and .xsc scripts put all .rel* or .rela* input sections > but .rel*.plt and PLT-like sections into .rel.dyn resp. .rela.dyn. > * genscripts.sh (GENERATE_COMBRELOC_SCRIPT): Set if SCRIPT_NAME > is elf. > Strip trailing whitespace from script. > Generate .xc and .xsc scripts if requested. > * ldmain.c (main): Initialize link_info.combreloc and > link_info.spare_dynamic_tags. > * lexsup.c (OPTION_SPARE_DYNAMIC_TAGS): Define. > (ld_options): Add --spare-dynamic-tags option. > (parse_args): Likewise. > * ld.texinfo: Document -z combreloc and -z nocombreloc. > * ldint.texinfo: Document .xc and .xsc linker scripts. > * NEWS: Add notes about -z combreloc and SHF_MERGE. Approved. Please check in at your leisure! Cheers Nick