binutils-gdb

Commit Graph

Author	SHA1	Message	Date
H.J. Lu	1bc214bab3	2006-10-25 H.J. Lu <hongjiu.lu@intel.com> * emulparams/hppa64linux.sh (LARGE_SECTIONS): Renamed to ... (OTHER_BSS_SECTIONS): This. * scripttempl/elf.sc (OTHER_BSS_SECTIONS): Support LARGE_SECTIONS. (LARGE_SECTIONS): Move .lbss sections to OTHER_BSS_SECTIONS.	20 years ago
Alan Modra	e9f5312993	New Cell SPU port.	20 years ago
Alan Modra	5a8e7be242	* scripttempl/elf.sc (INTERP): Delete. Move definition to.. (INITIAL_READONLY_SECTIONS): ..here. * emulparams/criself.sh (INITIAL_READONLY_SECTIONS): Include .interp. * emulparams/elf32bmip.sh (INITIAL_READONLY_SECTIONS): Ditto. * emulparams/elf32bmipn32-defs.sh (INITIAL_READONLY_SECTIONS): Ditto.	20 years ago
Bob Wilson	3c173cb121	* emulparams/elf32xtensa.sh (TEXT_PLT): Enable. (OTHER_READONLY_SECTIONS): Add linkonce .xt_except_table sections. (OTHER_READWRITE_SECTIONS): Add linkonce .xt_except_desc sections. (OTHER_SDATA_SECTIONS): New. * scripttempl/elfxtensa.sc: Import changes from elf.sc.	20 years ago
H.J. Lu	779dafb461	2006-09-23 H.J. Lu <hongjiu.lu@intel.com> PR ld/3249 * scripttempl/elf.sc: Don't combine .gnu.linkonce.d.personality and .gnu.linkonce.wi.* sections with .data and .debug_info for relocatable link.	20 years ago
Nick Clifton	99ad839030	Add x86_64-mingw64 target	20 years ago
Alan Modra	40cf2291a7	* scripttempl/elf.sc: Ensure that crtbegin and crtend entries will not match random object files in a path containing "crtbegin" or "crtend" as part of a directory name. * scripttempl/armbpabi.sc: Likewise. * scripttempl/crisaout.sc: Likewise. * scripttempl/elf32crx.sc: Likewise. * scripttempl/elf32sh-symbian.sc: Likewise. * scripttempl/elf_chaos.sc: Likewise. * scripttempl/elfd10v.sc: Likewise. * scripttempl/elfd30v.sc: Likewise. * scripttempl/elfxtensa.sc: Likewise. * scripttempl/iq2000.sc: Likewise. * scripttempl/mmo.sc: Likewise. * scripttempl/xstormy16.sc: Likewise.	20 years ago
Bob Wilson	74869ac7a4	bfd/ * elf32-xtensa.c (xtensa_get_property_section_name): Delete. (xtensa_get_property_section): New. (xtensa_read_table_entries): Use xtensa_get_property_section. (relax_property_section, xtensa_get_property_predef_flags): Handle group name suffixes in property section names. (match_section_group): New. gas/ * config/tc-xtensa.c (FINI_LITERAL_SECTION_NAME): Delete. (INIT_LITERAL_SECTION_NAME): Delete. (lit_state struct): Remove segment names, init_lit_seg, and fini_lit_seg. Add lit_prefix and current_text_seg. (init_literal_head_h, init_literal_head): Delete. (fini_literal_head_h, fini_literal_head): Delete. (xtensa_begin_directive): Move argument parsing to xtensa_literal_prefix function. (xtensa_end_directive): Deallocate lit_prefix field of lit_state. (xtensa_literal_prefix): Parse the directive argument here and record it in the lit_prefix field. Remove code to derive literal section names. (linkonce_len): New. (get_is_linkonce_section): Use linkonce_len. Check for any ".gnu.linkonce." section, not just text sections. (md_begin): Remove initialization of deleted lit_state fields. (xtensa_reorder_segments, xtensa_post_relax_hook): Remove references to init_literal_head and fini_literal_head. (xtensa_move_literals): Likewise. Skip literals for .init and .fini when traversing literal_head list. (match_section_group): New. (cache_literal_section): Rewrite to determine the literal section name on the fly, create the section and return it. (xtensa_switch_to_literal_fragment): Adjust for cache_literal_section. (xtensa_switch_to_non_abs_literal_fragment): Likewise. (xtensa_create_property_segments, xtensa_create_xproperty_segments): Use xtensa_get_property_section from bfd. (retrieve_xtensa_section): Delete. doc/c-xtensa.texi (Xtensa Options): Fix --text-section-literals description to refer to plural literal sections and add xref to the Literal Directive section. (Literal Directive): Describe new rules for deriving literal section names. Add footnote for special case of .init/.fini with --text-section-literals. (Literal Prefix Directive): Replace old naming rules with xref to the Literal Directive section. ld/ * emulparams/elf32xtensa.sh (.xt.prop): Add .xt.prop.. scripttempl/elfxtensa.sc (.text): Add .literal.*.	20 years ago
Mike Frysinger	a817dba36a	2006-08-04 Nick Clifton <nickc@redhat.com> Mike Frysinger <michael.frysing@analog.com> * scripttempl/elf.sc (USER_LABEL_PREFIX): Define. (__preinit_array_start, __preinit_array_end, __init_array_start, __init_array_end, __fini_array_start, __fini_array_end, edata, end): Use ${USER_LABEL_PREFIX}. * emulparams/bfin.sh (DATA_END_SYMBOLS,END_SYMBOLS): Unset. (USER_LABEL_PREFIX): Set.	20 years ago
Jakub Jelinek	fdc90cb46b	include/ * bfdlink.h (struct bfd_link_info): Add emit_hash and emit_gnu_hash bitfields. include/elf/ * common.h (SHT_GNU_HASH, DT_GNU_HASH): Define. ld/ * scripttempl/elf.sc: Add .gnu.hash section. * emultempl/elf32.em (OPTION_HASH_STYLE): Define. (gld${EMULATION_NAME}_add_options): Register --hash-style option. (gld${EMULATION_NAME}_handle_option): Handle it. (gld${EMULATION_NAME}_list_options): Document it. * ldmain.c (main): Initialize emit_hash and emit_gnu_hash. * ld.texinfo: Document --hash-style option. bfd/ * elf.c (_bfd_elf_print_private_bfd_data): Handle DT_GNU_HASH. (bfd_section_from_shdr, elf_fake_sections, assign_section_numbers): Handle SHT_GNU_HASH. (special_sections_g): Include .gnu.hash section. (bfd_elf_gnu_hash): New function. * elf-bfd.h (bfd_elf_gnu_hash, _bfd_elf_hash_symbol): New prototypes. (struct elf_backend_data): Add elf_hash_symbol method. * elflink.c (_bfd_elf_link_create_dynamic_sections): Create .hash only if info->emit_hash, create .gnu.hash section if info->emit_gnu_hash. (struct collect_gnu_hash_codes): New type. (elf_collect_gnu_hash_codes, elf_renumber_gnu_hash_syms, _bfd_elf_hash_symbol): New functions. (compute_bucket_count): Don't compute HASHCODES array, instead add that and NSYMS as arguments. Use bed->s->sizeof_hash_entry instead of bed->s->arch_size / 8. Fix .hash size estimation. When not optimizing, use the number of hashed symbols rather than dynsymcount. (bfd_elf_size_dynamic_sections): Only add DT_HASH if info->emit_hash, and ADD DT_GNU_HASH if info->emit_gnu_hash. (bfd_elf_size_dynsym_hash_dynstr): Size .hash only if info->emit_hash, adjust compute_bucket_count caller. Create and populate .gnu.hash section if info->emit_gnu_hash. (elf_link_output_extsym): Only populate .hash section if finfo->hash_sec != NULL. (bfd_elf_final_link): Adjust assertion. Handle DT_GNU_HASH. * elfxx-target.h (elf_backend_hash_symbol): Define if not yet defined. (elfNN_bed): Add elf_backend_hash_symbol. * elf64-x86-64.c (elf64_x86_64_hash_symbol): New function. (elf_backend_hash_symbol): Define. * elf32-i386.c (elf_i386_hash_symbol): New function. (elf_backend_hash_symbol): Define. binutils/ * readelf.c (get_dynamic_type): Handle DT_GNU_HASH. (get_section_type_name): Handle SHT_GNU_HASH. (dynamic_info_DT_GNU_HASH): New variable. (process_dynamic_section): Handle DT_GNU_HASH. (process_symbol_table): Print also DT_GNU_HASH histogram. ld/testsuite/ * ld-powerpc/tlsso32.r: Adjust. * ld-powerpc/tlsso32.d: Adjust. * ld-powerpc/tlsso32.g: Adjust. * ld-powerpc/tlsso.r: Adjust. * ld-powerpc/tlsso.g: Adjust. * ld-powerpc/tlstocso.g: Adjust.	20 years ago
Nick Clifton	28c9d252b4	Add support for AVR6 family	20 years ago
Nick Clifton	b7309adaf2	* scripttempl/elf32crx.sc (.rdata): Add .rodata.*.	20 years ago
Nick Clifton	df406460e9	Add linker relaxation support for the AVR	20 years ago
Nick Clifton	d70c5fc7c5	Add support for the Infineon XC16X.	20 years ago
Jie Zhang	cdc34721c4	* emulparams/bfin.sh: Define DATA_END_SYMBOLS and END_SYMBOLS. And add a prefix '_' to ENTRY. * scripttempl/elf.sc: Add END_SYMBOLS.	21 years ago
Nick Clifton	ecc49060c6	Add TINY_READONLY_SECTION, TINY_DATA_SECTION, TINY_BSS_SECTION.	21 years ago
Jakub Jelinek	4e8aba047f	* scripttempl/elf.sc: Put .gnu.linkonce.d.rel.ro.* sections into .data.rel.ro output section. Fix a pasto for -z nocombreloc .rela.data.rel.ro section content.	21 years ago
Hans-Peter Nilsson	bd6791bc12	* scripttempl/armbpabi.sc: Fix typo in comment for .ctors. * scripttempl/elf.sc: Ditto. * scripttempl/elf32sh-symbian.sc: Ditto. * scripttempl/elf_chaos.sc: Ditto. * scripttempl/elfd10v.sc: Ditto. * scripttempl/elfd30v.sc: Ditto. * scripttempl/elfxtensa.sc: Ditto. * scripttempl/iq2000.sc: Ditto. * scripttempl/xstormy16.sc: Ditto.	21 years ago
Paul Brook	6f2942edf0	2005-11-03 Paul Brook <paul@codesourcery.com> * scripttempl/elf.sc: Add .init_array.* and .fini_array.. scripttempl/armbpabi.sc: Make init/fini array consistent with elf.sc. * scripttempl/elf32sh-symbian.sc: Ditto. * scripttempl/elfxtensa.sc: Ditto.	21 years ago
Nick Clifton	3c9b82baee	Add support for the Z80 processor family	21 years ago
Danny Smith	e60cc41502	* emultempl/pe.em (gld_${EMULATION_NAME}_before_parse): Set default entry symbol to ENTRY here. * scripttempl/pe.sc: Not here.	21 years ago
Alan Modra	2caf1300cf	* scripttempl/elf.sc: Remove commented out defines.	21 years ago
H.J. Lu	7af8e99880	bfd/ 2005-08-05 H.J. Lu <hongjiu.lu@intel.com> * bfd.c (bfd_hide_symbol): New. * bfd-in2.h: Regenerated. ld/ 2005-08-05 H.J. Lu <hongjiu.lu@intel.com> * ld.texinfo: Document PROVIDE_HIDDEN. * ldexp.c (exp_fold_tree_1): Hide a provided symbol if asked. (exp_provide): Add and set hidden. * ldexp.h (etree_type): Add hidden to assign. * ldgram.y (PROVIDE_HIDDEN): New. * ldlex.l (PROVIDE_HIDDEN): Likewise. * scripttempl/elf.sc: Use PROVIDE_HIDDEN on array bound symbols.	21 years ago
Alan Modra	9599dfb1f6	* emulparams/elf_x86_64.sh: Revert last change. * scripttempl/elf.sc (REL_LARGE, LARGE_SECTIONS): Define here.	21 years ago
Alan Modra	827a1c67ae	* emulparams/armelf.sh (OTHER_BSS_END_SYMBOLS): Split out from OTHER_END_SYMBOLS. * emulparams/armelf_linux.sh: Likewise. * emulparams/armnto.sh: Likewise. * emulparams/criself.sh: Likewise. * emulparams/elf32mcore.sh: Likewise. * emulparams/criself.sh (OTHER_SYMBOLS): Define. * emulparams/crislinux.sh (OTHER_SYMBOLS): Define. (OTHER_END_SYMBOLS): Don't define. * emulparams/elf32fr30.sh: Likewise. * emulparams/elf64mmix.sh: Likewise. * emulparams/hppa64linux.sh: Likewise. * emulparams/m32relf.sh: Likewise. * emulparams/vxworks.sh: Likewise. * scripttempl/armbpabi.sc (OTHER_BSS_SECTIONS): Delete. (OTHER_BSS_END_SYMBOLS): Add. (OTHER_END_SYMBOLS): Move before current end sym definitions. (OTHER_SYMBOLS): Replace OTHER_END_SYMBOLS near end of script. * scripttempl/elf.sc: Likewise. * scripttempl/elf32sh-symbian.sc: Likewise. * scripttempl/elf_chaos.sc: Likewise. * scripttempl/elfxtensa.sc: Likewise. * scripttempl/iq2000.sc: Likewise. * scripttempl/xstormy16.sc: Likewise. * scripttempl/elf.sc (LBSS, LARGE_SECTIONS): Delete. (REL_LDATA, REL_LBSS, REL_LRODATA): Delete. (REL_LARGE, LARGE_SECTIONS): Add. * emulparams/elf_x86_64.sh (LARGE_SECTIONS): Define as script text. (REL_LARGE): Define. * emulparams/hppa64linux.sh (OTHER_BSS_SECTIONS): Don't define. (LARGE_SECTIONS): Define. * emulparams/hppa64linux.sh (OTHER_BSS_SECTIONS): Don't define. (LARGE_SECTIONS): Define.	21 years ago
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.	21 years ago
Alan Modra	9f4fb50211	* ldlang.c (exp_init_os): Handle etree_provide. * emulparams/armelf.sh (OTHER_END_SYMBOLS): Rename from.. (OTHER_BSS_END_SYMBOLS): ..this. * emulparams/armelf_linux.sh: Likewise. * emulparams/armnto.sh: Likewise. * emulparams/criself.sh: Likewise. * emulparams/crislinux.sh: Likewise. * emulparams/elf32frv.sh: Likewise. * emulparams/elf32mcore.sh: Likewise. * emulparams/elf32ppc.sh: Likewise. * emulparams/elf32ppclinux.sh: Likewise. * emulparams/hppa64linux.sh: Likewise. * scripttempl/armbpabi.sc: Substitute $OTHER_END_SYMBOLS, not $OTHER_BSS_END_SYMBOLS. * scripttempl/elf32sh-symbian.sc: Likewise. * scripttempl/elf_chaos.sc: Likewise. * scripttempl/iq2000.sc: Likewise. * scripttempl/xstormy16.sc: Likewise. * scripttempl/elf.sc: Likewise. Delete __bss_start comment. * scripttempl/elfxtensa.sc: Likewise.	21 years ago
H.J. Lu	3b22753a67	bfd/ 2005-07-25 Jan Hubicka <jh@suse.cz> H.J. Lu <hongjiu.lu@intel.com> * elf-bfd.h (_bfd_elf_large_com_section): New. * elf.c (_bfd_elf_large_com_section): New. Defined. * elf64-x86-64.c (elf64_x86_64_add_symbol_hook): New. (elf64_x86_64_elf_section_from_bfd_section): New. (elf64_x86_64_symbol_processing): New. (elf64_x86_64_common_definition): New. (elf64_x86_64_common_section_index): New. (elf64_x86_64_common_section): New. (elf64_x86_64_merge_symbol): New. (elf64_x86_64_additional_program_headers): New. (elf64_x86_64_special_sections): New. (elf_backend_section_from_bfd_section): New. Defined. (elf_backend_add_symbol_hook): Likewise. (elf_backend_common_section_index): Likewise. (elf_backend_common_section): Likewise. (elf_backend_common_definition): Likewise. (elf_backend_merge_symbol): Likewise. (elf_backend_special_sections): Likewise. (elf_backend_additional_program_headers): Likewise. binutils/ 2005-07-25 H.J. Lu <hongjiu.lu@intel.com> * readelf.c (dump_relocations): Handle SHN_X86_64_LCOMMON. (get_symbol_index_type): Likewise. (get_elf_section_flags): Handle SHF_X86_64_LARGE. gas/ 2005-07-25 Jan Hubicka <jh@suse.cz> H.J. Lu <hongjiu.lu@intel.com> * config/obj-elf.c: Include "elf/x86-64.h" if TC_I386 is defined. (elf_com_section_ptr): New. (elf_begin): Set elf_com_section_ptr to bfd_com_section_ptr. (elf_common_parse): Make it global. Use elf_com_section_ptr instead of bfd_com_section_ptr. (obj_elf_change_section): Handle x86-64 large bss sections. * config/obj-elf.h (elf_com_section_ptr): New. (elf_common_parse): New. * config/tc-i386.c (handle_large_common): New. (md_pseudo_table): Add "largecomm". (x86_64_section_letter): New. (x86_64_section_word): New. * config/tc-i386.h (x86_64_section_word): New. (x86_64_section_letter): New. (md_elf_section_letter): New. Defined. (md_elf_section_word): Likewise. include/elf/ 2005-07-25 Jan Hubicka <jh@suse.cz> * x86-64.h (SHN_X86_64_LCOMMON): New. (SHF_X86_64_LARGE): New. ld/ 2005-07-25 Jan Hubicka <jh@suse.cz> H.J. Lu <hongjiu.lu@intel.com> * emulparams/elf_x86_64.sh (LARGE_SECTIONS): New. * scripttempl/elf.sc: Updated for large section support.	21 years ago
Alan Modra	c8c9c2972e	* scripttempl/elf.sc (.gcc_except_table): Don't KEEP.	21 years ago
Alan Modra	9d12f64cdc	* scripttempt/elf.sc (.bss): Align tail in a way that allows empty section pruning.	21 years ago
Richard Henderson	8d6d53d427	* emulparams/elf64alpha.sh (PLT): New. (TEXT_PLT): New. * emultempl/alphaelf.em (disable_relaxation): New. (limit_32bit): Rename from elf64alpha_32bit; update all users. (elf64_alpha_use_secureplt): Declare. (bfd_elf64_alpha_vec, bfd_elf64_alpha_freebsd_vec): Declare. (alpha_after_open): New. (alpha_before_allocation): New. (OPTION_NO_RELAX, OPTION_SECUREPLT, OPTION_NO_SECUREPLT): New. (PARSE_AND_LIST_LONGOPTS): Include them. (PARSE_AND_LIST_OPTIONS): Likewise. (PARSE_AND_LIST_ARGS_CASES): Likewise. (LDEMUL_AFTER_OPEN, LDEMUL_BEFORE_ALLOCATION): New. * scripttempl/elf.sc (TEXT_PLT): New. (PLT): Use it.	21 years ago
Bob Wilson	be2c2e39a9	* scripttempl/elfxtensa.sc: Sync up with elf.sc. * emulparams/elf32xtensa.sh (PLT, GOT): Define.	21 years ago
Alan Modra	0cf7d72c50	* ldgram.y: Add SPECIAL token. (sect_constraint): Handle SPECIAL. * ldlang.c (lang_output_section_find_1): Don't match SPECIAL. (map_input_to_output_sections): Likewise. * ldlex.l (SPECIAL): Define. * emulparams/elf32ppc.sh (DATA_GOT, SDATA_GOT, SEPARATE_GOTPLT, GOT, PLT, GOTPLT): Define. * emultempl/ppc32elf.em (old_plt, old_got): New static vars. (ppc_after_open): New function. (PARSE_AND_LIST_PROLOGUE): Define OPTION_OLD_LPT and OPTION_OLD_GOT. (PARSE_AND_LIST_LONGOPTS): Add "bss-plt" and "sdata-got". (PARSE_AND_LIST_OPTIONS): Document them. (PARSE_AND_LIST_ARGS_CASES): Handle them. (LDEMUL_AFTER_OPEN): Define. * scripttempl/elf.sc (PLT): Don't override existing define. (DATA_GOT, SDATA_GOT): Define and use to enable alternate got placement rather than using NO_SMALL_DATA. Emit GOTPLT for RELRO_NOW.	21 years ago
Alan Modra	4ca02259f7	* scripttempl/elf.sc (DATA_SEGMENT_RELRO_GOTPLT_END): Delete. (DATA_SEGMENT_RELRO_END): Use SEPARATE_GOTPLT value. (GOTPLT): Remove DATA_SEGMENT_RELRO_GOTPLT_END. Place after DATA_SEGMENT_RELRO_END in script.	21 years ago
H.J. Lu	01d9ad14d4	bfd/ 2005-05-05 H.J. Lu <hongjiu.lu@intel.com> * elflink.c (_bfd_elf_provide_section_bound_symbols): Use "__bss_start" instead of "_edata" as fallback. ld/ 2005-05-05 H.J. Lu <hongjiu.lu@intel.com> * scripttempl/elf.sc: Document the usage of __bss_start.	21 years ago
Paul Brook	eac338cfd5	2005-05-05 Paul Brook <paul@codesourcery.com> bfd/ * config.bfd: Use bfd_elf32_i386_vxworks_vec for i?86--vxworks. configure.in: Add bfd_elf32_i386_vxworks_vec. i386 targets need elf-vxworks.lo. * configure: Regenerate. * Makefile.am (BFD32_BACKENDS): Add elf-vxworks.lo. (BFD32_BACKENDS_CFILES): Add elf-vxworks.c. (elf32-i386.lo): Depend on elf-vxworks.h. (elf-vxworks.lo): New rule. * Makefile.in: Regenerate. * elf-bfd.h (elf_backend_data): Update type of elf_backend_emit_relocs. (_bfd_elf_link_output_relocs): Update prototype. * elflink.c (_bfd_elf_link_output_relocs): Always use bed->elf_backend_emit_relocs when outputting relocations. * elfxx-target.h (elf_backend_emit_relocs): Default to _bfd_elf_link_output_relocs. * targets.c (bfd_elf32_i386_vxworks_vec): Declare. (_bfd_target_vector): Add bfd_elf32_i386_vxworks_vec. * elf32-i386.c: Add elf32-i386-vxworks target BFD. (elf_i386_plt0_entry): Remove padding. (elf_i386_pic_plt0_entry): Ditto. (PLTRESOLVE_RELOCS_SHLIB, PLTRESOLVE_RELOCS): Define. (PLT_NON_JUMP_SLOT_RELOCS): Define. (elf_i386_link_hash_table): Add srelplt2, hgot, hplt, is_vxworks and plt0_pad_byte fields. (elf_i386_link_hash_table_create): Zero them. (elf_i386_create_dynamic_sections): Create static relocation section. (allocate_dynrelocs): Allocate space for static PLT relocations. (elf_i386_size_dynamic_sections): Save shortcuts to PLT and GOT symbols. Give PLT symbols function type. Don't strip PLT sections if we have exported symbols from them. (elf_i386_finish_dynamic_symbol): Fill in VxWorks PLT static relocation section. Don't mark _GLOBAL_OFFSET_TABLE_ as absolute on VxWorks. (elf_i386_finish_dynamic_sections): Allow different pad bytes. Add relocation for GOT location. Fill in PLT static relocations. (elf_i386_vxworks_link_hash_table_create): New function. (elf_i386_vxworks_link_output_symbol_hook): New function. * elf-vxworks.h: New file. gas/ * config/tc-i386.h (ELF_TARGET_FORMAT): Define for TE_VXWORKS. gas/testsuite/ * gas/i386/i386.exp: Don't run divide test on vxworks. ld/ * Makefile.am: Add eelf_i386_vxworks. * Makefile.in: Regenerate. * configure.tgt: Make i?86--vxworks use targ_emul=elf_i386_vxworks. emulparams/elf_i386_vxworks.sh: New file. * emulparams/vxworks.sh: New file. * scripttempl/elf.sc: Add DATA_END_SYMBOLS and ETEXT_NAME.	21 years ago
H.J. Lu	81e1b023da	bfd/ 2005-03-22 H.J. Lu <hongjiu.lu@intel.com> * bfd-in.h (_bfd_elf_provide_symbol): New. * bfd-in2.h: Regenerated. * elf32-ppc.c (set_linker_sym): Moved to elflink.c. (ppc_elf_set_sdata_syms): Call _bfd_elf_provide_symbol instead of set_linker_sym. * elflink.c (_bfd_elf_provide_symbol): New. Moved and renamed from elf32-ppc.c. ld/ 2005-03-22 H.J. Lu <hongjiu.lu@intel.com> * emultempl/elf32.em (gld${EMULATION_NAME}_provide_bound_symbols): New (gld${EMULATION_NAME}_finish): Call gld${EMULATION_NAME}_provide_bound_symbols to provide __preinit_array_start, __preinit_array_end, __init_array_start, __init_array_end, __fini_array_start and __fini_array_end. * scripttempl/elf.sc: Don't provide __preinit_array_start, __preinit_array_end, __init_array_start, __init_array_end, __fini_array_start nor __fini_array_end.	21 years ago
Alan Modra	644285efef	bfd/ * elf32-ppc.c (ppc_elf_add_symbol_hook): Make htab->sbss SEC_LINKER_CREATED. Attach to dynobj. (ppc_elf_size_dynamic_sections): Strip htab->sbss if zero size. ld/ * scripttempl/elf.sc (SBSS): Don't provide sbss start and end syms. ld/testsuite/ * ld-powerpc/tlsexe32.r: Update. * ld-powerpc/tlsso32.d: Update. * ld-powerpc/tlsso32.g: Update. * ld-powerpc/tlsso32.r: Update.	21 years ago
Julian Brown	2a2a7c9466	* ld/scripttempl/armbpapi.sc (.rel.dyn): Add .rel.init_array, .rel.fini_array. (.rela.dyn): Add .rela.init_array, .rela.fini_array. (SECTIONS): Add .rel.other, .rela.other, .reli.other after PLT relocs.	21 years ago
Alan Modra	0fb531188f	* scripttempl/elf.sc: When CREATE_SHLIB, put .sdata2 and .sbss2 input sections into .sdata and .sbss output respectively.	21 years ago
Paul Brook	c68dac40b0	2005-02-17 Paul Brook <paul@codesourcery.com> * scripttempl/armbpabi.sc: Add dummy name to version block.	21 years ago
Mark Mitchell	4e5db43bfa	* scripttempl/armbpabi.sc (VERSION): Make special section symbols local. (Image$$ER_RO$$Base): Define whenever RELOCATING. (Image$$ER_RO$$Limit): Likewise. (SHT$$INIT_ARRAY$$Base): Likewise. (SHT$$INIT_ARRAY$$Limit): Likeise.	21 years ago
Mark Mitchell	dc4c9c199b	* elf32-arm.c (elf_backend_default_use_rela_p): Define to zero for SymbianOS. * emulparams/armsymbian.sh (OTHER_READONLY_SECTIONS): Define, so as to include .ARM.exidx$${Base,Limit}. * ld/scripttempl/armbpabi.sc: Move .plt to end of text segment. Define IMAGE$$ER_RO$${Base,Limit} and SHT$$INIT_ARRAY$${Base,Limit}. Put .init_array, .fini_array, etc. into the read-only data segment.	22 years ago
Danny Smith	02f80eef3f	* scripttempl/pe.sc (.data): Add .jcr subsection.	22 years ago
Nick Clifton	7499d566bb	Add support fpr MAXQ processor	22 years ago
Mark Mitchell	ba916c8af2	* Makefile.in (earmsymbian.c): Depend on armbpabi.sc, not elf.sc. * ldexp.h (segment_type): New type. (segments): New variable. * ldexp.c (segments): New variable. (exp_print_token): Handle SEGMENT_START. (fold_binary): Likewise. * ldgram.y (SEGMENT_START): Declare it as a token. (exp): Handle SEGMENT_START. * ldlang.h (lang_address_statement_type): Add segment field. (lang_section_start): Change prototype. * ldlang.c (map_input_to_output_sections): Do not process section assignments if a corresponding SEGMENT_START has already been seen. (lang_section_start): Add segment parameter. * ldlex.l (SEGMENT_START): Add it. * lexsup.c (seg_segment_start): New function. (parse_args): Use it for -Tbss, -Tdata, and -Ttext. * ld.texinfo (SEGMENT_START): Document it. * emulparams/armsymbian.sh (EMBEDDED): Set it. * scripttempl/armbpabi.sc: Use SEGMENT_START to control segment base addresses. Do not map relocations. * NEWS: Mention SEGMENT_START.	22 years ago
H.J. Lu	951e9133c4	2004-10-14 H.J. Lu <hongjiu.lu@intel.com> PR 445 * emulparams/elf64_ia64.sh (SMALL_DATA_CTOR): Set. (SMALL_DATA_DTOR): Set. * emulparams/elf64_ia64_fbsd.sh (SMALL_DATA_CTOR): Unset. (SMALL_DATA_DTOR): Unset. * scripttempl/elf.sc: If SMALL_DATA_CTOR is set, move .ctors after .data. If SMALL_DATA_DTOR is set, move .dtors after .data.	22 years ago
Mark Mitchell	c0042f5da0	* elf32-arm.h (elf32_arm_finish_dynamic_sections): Use file offsets, not VMAs, for DT_VERSYM, DT_VERDEF, DT_VERNEED. * scripttempl/armbpabi.sc: Do not put .gnu.version.* into a loadable segment.	22 years ago
Bob Wilson	43cd72b9aa	bfd ChangeLog * elf32-xtensa.c (elf32xtensa_size_opt): New global variable. (xtensa_default_isa): Global variable moved here from xtensa-isa.c. (elf32xtensa_no_literal_movement): New global variable. (elf_howto_table): Add entries for new relocations. (elf_xtensa_reloc_type_lookup): Handle new relocations. (property_table_compare): When addresses are equal, compare sizes and various property flags. (property_table_matches): New. (xtensa_read_table_entries): Extend to read new property tables. Add output_addr parameter to indicate that output addresses should be used. Use bfd_get_section_limit. (elf_xtensa_find_property_entry): New. (elf_xtensa_in_literal_pool): Use elf_xtensa_find_property_entry. (elf_xtensa_check_relocs): Handle new relocations. (elf_xtensa_do_reloc): Use bfd_get_section_limit. Handle new relocations. Use new xtensa-isa.h functions. (build_encoding_error_message): Remove encode_result parameter. Add new target_address parameter used to detect alignment errors. (elf_xtensa_relocate_section): Use bfd_get_section_limit. Clean up error handling. Use new is_operand_relocation function. (elf_xtensa_combine_prop_entries, elf_xtensa_merge_private_bfd_data): Use underbar macro for error messages. Formatting. (get_const16_opcode): New. (get_l32r_opcode): Add a separate flag for initialization. (get_relocation_opnd): Operand number is no longer explicit in the relocation. Change to decode the opcode and analyze its operands. (get_relocation_slot): New. (get_relocation_opcode): Add bfd parameter. Use bfd_get_section_limit. Use new xtensa-isa.h functions to handle multislot instructions. (is_l32r_relocation): Add bfd parameter. Use is_operand_relocation. (get_asm_simplify_size, is_alt_relocation, is_operand_relocation, insn_decode_len, insn_decode_opcode, check_branch_target_aligned, check_loop_aligned, check_branch_target_aligned_address, narrowable, widenable, narrow_instruction, widen_instruction, op_single_fmt_table, get_single_format, init_op_single_format_table): New. (elf_xtensa_do_asm_simplify): Add error_message parameter and use it instead of calling _bfd_error_handler. Use new xtensa-isa.h functions. (contract_asm_expansion): Add error_message parameter and pass it to elf_xtensa_do_asm_simplify. Replace use of R_XTENSA_OP0 relocation with R_XTENSA_SLOT0_OP. (get_expanded_call_opcode): Extend to handle either L32R or CONST16 instructions. Use new xtensa-isa.h functions. (r_reloc struct): Add new virtual_offset field. (r_reloc_init): Add contents and content_length parameters. Set virtual_offset field to zero. Add contents to target_offset field for partial_inplace relocations. (r_reloc_is_defined): Check for null. (print_r_reloc): New debug function. (source_reloc struct): Replace xtensa_operand field with pair of the opcode and the operand position. Add is_abs_literal field. (init_source_reloc): Specify operand by opcode/position pair. Set is_abs_literal field. (source_reloc_compare): When target_offsets are equal, compare other fields to make sorting predictable. (literal_value struct): Add is_abs_literal field. (value_map_hash_table struct): Add has_last_loc and last_loc fields. (init_literal_value): New. (is_same_value): Replace with ... (literal_value_equal): ... this function. Add comparisons of virtual_offset and is_abs_literal fields. (value_map_hash_table_init): Use bfd_zmalloc. Check for allocation failure. Initialize has_last_loc field. (value_map_hash_table_delete): New. (hash_literal_value): Rename to ... (literal_value_hash): ... this. Include is_abs_literal flag and virtual_offset field in the hash value. (get_cached_value): Rename to ... (value_map_get_cached_value): ... this. Update calls to literal_value_hash and literal_value_equal. (add_value_map): Check for allocation failure. Update calls to value_map_get_cached_value and literal_value_hash. (text_action, text_action_list, text_action_t): New types. (find_fill_action, compute_removed_action_diff, adjust_fill_action, text_action_add, text_action_add_literal, offset_with_removed_text, offset_with_removed_text_before_fill, find_insn_action, print_action_list, print_removed_literals): New. (offset_with_removed_literals): Delete. (xtensa_relax_info struct): Add is_relaxable_asm_section, action_list, fix_array, fix_array_count, allocated_relocs, relocs_count, and allocated_relocs_count fields. (init_xtensa_relax_info): Initialize new fields. (reloc_bfd_fix struct): Add new translated field. (reloc_bfd_fix_init): Add translated parameter and use it to set the translated field. (fix_compare, cache_fix_array): New. (get_bfd_fix): Remove fix_list parameter and get all relax_info for the section via get_xtensa_relax_info. Use cache_fix_array to set up sorted fix_array and use bsearch instead of linear search. (section_cache_t): New struct. (init_section_cache, section_cache_section, clear_section_cache): New. (ebb_t, ebb_target_enum, proposed_action, ebb_constraint): New types. (init_ebb_constraint, free_ebb_constraint, init_ebb, extend_ebb_bounds, extend_ebb_bounds_forward, extend_ebb_bounds_backward, insn_block_decodable_len, ebb_propose_action, ebb_add_proposed_action): New. (retrieve_contents): Use bfd_get_section_limit. (elf_xtensa_relax_section): Add relocations_analyzed flag. Update call to compute_removed_literals. Free value_map_hash_table when no longer needed. (analyze_relocations): Check is_relaxable_asm_section flag. Call compute_text_actions for all sections. (find_relaxable_sections): Mark sections as relaxable if they contain ASM_EXPAND relocations that can be optimized. Adjust r_reloc_init call. Increment relax_info src_count field only for appropriate relocation types. Remove is_literal_section check. (collect_source_relocs): Use bfd_get_section_limit. Adjust calls to r_reloc_init and find_associated_l32r_irel. Check is_relaxable_asm_section flag. Handle L32R instructions with absolute literals. Pass is_abs_literal flag to init_source_reloc. (is_resolvable_asm_expansion): Use bfd_get_section_limit. Check for CONST16 instructions. Adjust calls to r_reloc_init and pcrel_reloc_fits. Handle weak symbols conservatively. (find_associated_l32r_irel): Add bfd parameter and pass it to is_l32r_relocation. (compute_text_actions, compute_ebb_proposed_actions, compute_ebb_actions, check_section_ebb_pcrels_fit, check_section_ebb_reduces, text_action_add_proposed, compute_fill_extra_space): New. (remove_literals): Replace with ... (compute_removed_literals): ... this function. Call init_section_cache. Use bfd_get_section_limit. Sort internal_relocs. Call xtensa_read_table_entries to get the property table. Skip relocations other than R_XTENSA_32 and R_XTENSA_PLT. Use new is_removable_literal, remove_dead_literal, and identify_literal_placement functions. (get_irel_at_offset): Rewrite to use bsearch on sorted relocations instead of linear search. (is_removable_literal, remove_dead_literal, identify_literal_placement): New. (relocations_reach): Update check for literal not referenced by any PC-relative relocations. Adjust call to pcrel_reloc_fits. (coalesce_shared_literal, move_shared_literal): New. (relax_section): Use bfd_get_section_limit. Call translate_section_fixes. Update calls to r_reloc_init and offset_with_removed_text. Check new is_relaxable_asm_section flag. Add call to pin_internal_relocs. Add special handling for R_XTENSA_ASM_SIMPLIFY and R_XTENSA_DIFF* relocs. Use virtual_offset info to calculate new addend_displacement variable. Replace code for deleting literals with more general code to perform the actions determined by the action_list for the section. (translate_section_fixes, translate_reloc_bfd_fix): New. (translate_reloc): Check new is_relaxable_asm_section flag. Call find_removed_literal only if is_operand_relocation. Update call to offset_with_removed_text. Use new target_offset and removed_bytes variables. (move_literal): New. (relax_property_section): Use bfd_get_section_limit. Set new is_full_prop_section flag and handle new property tables. Update calls to r_reloc_init and offset_with_removed_text. Check is_relaxable_asm_section flag. Handle expansion of zero-sized unreachable entries, with use of offset_with_removed_text_before_fill. For relocatable links, combine entries only for literal tables. (relax_section_symbols): Check is_relaxable_asm_section flag. Update calls to offset_with_removed_text. Translate st_size field for function symbols. (do_fix_for_relocatable_link): Change to return bfd_boolean to indicate failure. Add contents parameter. Update call to get_bfd_fix. Update call to r_reloc_init. Call _bfd_error_handler and return FALSE for R_XTENSA_ASM_EXPAND relocs. (do_fix_for_final_link): Add input_bfd and contents parameters. Update call to get_bfd_fix. Include offset from contents for partial_inplace relocations. (is_reloc_sym_weak): New. (pcrel_reloc_fits): Use new xtensa-isa.h functions. (prop_sec_len): New. (xtensa_is_property_section): Handle new property sections. (is_literal_section): Delete. (internal_reloc_compare): When r_offset matches, compare r_info and r_addend to make sorting predictable. (internal_reloc_matches): New. (xtensa_get_property_section_name): Handle new property sections. (xtensa_get_property_predef_flags): New. (xtensa_callback_required_dependence): Use bfd_get_section_limit. Update calls to xtensa_isa_init, is_l32r_relocation, and r_reloc_init. * xtensa-isa.c (xtensa_default_isa): Moved to elf32-xtensa.c. (xtisa_errno, xtisa_error_msg): New variables. (xtensa_isa_errno, xtensa_isa_error_msg): New. (xtensa_insnbuf_alloc): Add error handling. (xtensa_insnbuf_to_chars): Add num_chars parameter. Update to use xtensa_format_decode. Add error handling. (xtensa_insnbuf_from_chars): Add num_chars parameter. Decode the instruction length to find the number of bytes to copy. (xtensa_isa_init): Add error handling. Replace calls to xtensa_load_isa and xtensa_extend_isa with code to initialize lookup tables in the xtensa_modules structure. (xtensa_check_isa_config, xtensa_add_isa, xtensa_load_isa, xtensa_extend_isa): Delete. (xtensa_isa_free): Change to only free lookup tables. (opname_lookup_compare): Replace with ... (xtensa_isa_name_compare): ... this function. Use strcasecmp. (xtensa_insn_maxlength): Rename to ... (xtensa_isa_maxlength): ... this. (xtensa_insn_length): Delete. (xtensa_insn_length_from_first_byte): Replace with ... (xtensa_isa_length_from_chars): ... this function. (xtensa_num_opcodes): Rename to ... (xtensa_isa_num_opcodes): ... this. (xtensa_isa_num_pipe_stages, xtensa_isa_num_formats, xtensa_isa_num_regfiles, xtensa_isa_num_stages, xtensa_isa_num_sysregs, xtensa_isa_num_interfaces, xtensa_isa_num_funcUnits, xtensa_format_name, xtensa_format_lookup, xtensa_format_decode, xtensa_format_encode, xtensa_format_length, xtensa_format_num_slots, xtensa_format_slot_nop_opcode, xtensa_format_get_slot, xtensa_format_set_slot): New functions. (xtensa_opcode_lookup): Add error handling. (xtensa_decode_insn): Replace with ... (xtensa_opcode_decode): ... this function, with new format and slot parameters. Add error handling. (xtensa_encode_insn): Replace with ... (xtensa_opcode_encode): ... this function, which does the encoding via one of the entries in the "encode_fns" array. Add error handling. (xtensa_opcode_name): Add error handling. (xtensa_opcode_is_branch, xtensa_opcode_is_jump, xtensa_opcode_is_loop, xtensa_opcode_is_call): New. (xtensa_num_operands): Replace with ... (xtensa_opcode_num_operands): ... this function. Add error handling. (xtensa_opcode_num_stateOperands, xtensa_opcode_num_interfaceOperands, xtensa_opcode_num_funcUnit_uses, xtensa_opcode_funcUnit_use, xtensa_operand_name, xtensa_operand_is_visible): New. (xtensa_get_operand, xtensa_operand_kind): Delete. (xtensa_operand_inout): Add error handling and special-case for "sout" operands. (xtensa_operand_get_field, xtensa_operand_set_field): Rewritten to operate on one slot of an instruction. Added error handling. (xtensa_operand_encode): Handle default operands with no encoding functions. Check for success by comparing against decoded value. Add error handling. (xtensa_operand_decode): Handle default operands. Return decoded value through argument pointer. Add error handling. (xtensa_operand_is_register, xtensa_operand_regfile, xtensa_operand_num_regs, xtensa_operand_is_known_reg): New. (xtensa_operand_isPCRelative): Rename to ... (xtensa_operand_is_PCrelative): ... this. Add error handling. (xtensa_operand_do_reloc, xtensa_operand_undo_reloc): Return value through argument pointer. Add error handling. (xtensa_stateOperand_state, xtensa_stateOperand_inout, xtensa_interfaceOperand_interface, xtensa_regfile_lookup, xtensa_regfile_lookup_shortname, xtensa_regfile_name, xtensa_regfile_shortname, xtensa_regfile_view_parent, xtensa_regfile_num_bits, xtensa_regfile_num_entries, xtensa_state_lookup, xtensa_state_name, xtensa_state_num_bits, xtensa_state_is_exported, xtensa_sysreg_lookup, xtensa_sysreg_lookup_name, xtensa_sysreg_name, xtensa_sysreg_number, xtensa_sysreg_is_user, xtensa_interface_lookup, xtensa_interface_name, xtensa_interface_num_bits, xtensa_interface_inout, xtensa_interface_has_side_effect, xtensa_funcUnit_lookup, xtensa_funcUnit_name, xtensa_funcUnit_num_copies): New. * xtensa-modules.c: Rewrite to use new data structures. * reloc.c (BFD_RELOC_XTENSA_DIFF8, BFD_RELOC_XTENSA_DIFF16, BFD_RELOC_XTENSA_DIFF32, BFD_RELOC_XTENSA_SLOT0_OP, BFD_RELOC_XTENSA_SLOT1_OP, BFD_RELOC_XTENSA_SLOT2_OP, BFD_RELOC_XTENSA_SLOT3_OP, BFD_RELOC_XTENSA_SLOT4_OP, BFD_RELOC_XTENSA_SLOT5_OP, BFD_RELOC_XTENSA_SLOT6_OP, BFD_RELOC_XTENSA_SLOT7_OP, BFD_RELOC_XTENSA_SLOT8_OP, BFD_RELOC_XTENSA_SLOT9_OP, BFD_RELOC_XTENSA_SLOT10_OP, BFD_RELOC_XTENSA_SLOT11_OP, BFD_RELOC_XTENSA_SLOT12_OP, BFD_RELOC_XTENSA_SLOT13_OP, BFD_RELOC_XTENSA_SLOT14_OP, BFD_RELOC_XTENSA_SLOT0_ALT, BFD_RELOC_XTENSA_SLOT1_ALT, BFD_RELOC_XTENSA_SLOT2_ALT, BFD_RELOC_XTENSA_SLOT3_ALT, BFD_RELOC_XTENSA_SLOT4_ALT, BFD_RELOC_XTENSA_SLOT5_ALT, BFD_RELOC_XTENSA_SLOT6_ALT, BFD_RELOC_XTENSA_SLOT7_ALT, BFD_RELOC_XTENSA_SLOT8_ALT, BFD_RELOC_XTENSA_SLOT9_ALT, BFD_RELOC_XTENSA_SLOT10_ALT, BFD_RELOC_XTENSA_SLOT11_ALT, BFD_RELOC_XTENSA_SLOT12_ALT, BFD_RELOC_XTENSA_SLOT13_ALT, BFD_RELOC_XTENSA_SLOT14_ALT): Add new relocations. * Makefile.am (xtensa-isa.lo, xtensa-modules.lo): Update dependencies. * Makefile.in: Regenerate. * bfd-in2.h: Likewise. * libbfd.h: Likewise. gas ChangeLog * config/tc-xtensa.c (absolute_literals_supported): New global flag. (UNREACHABLE_MAX_WIDTH): Define. (XTENSA_FETCH_WIDTH): Delete. (cur_vinsn, xtensa_fetch_width, xt_saved_debug_type, past_xtensa_end, prefer_const16, prefer_l32r): New global variables. (LIT4_SECTION_NAME): Define. (lit4_state struct): Add lit4_seg_name and lit4_seg fields. (XTENSA_PROP_, GET_XTENSA_PROP_, SET_XTENSA_PROP_): Define. (frag_flags struct): New. (xtensa_block_info struct): Move from tc-xtensa.h. Add flags field. (subseg_map struct): Add cur_total_freq and cur_target_freq fields. (bitfield, bit_is_set, set_bit, clear_bit): Define. (MAX_FORMATS): Define. (op_placement_info struct, op_placement_table): New. (O_pltrel, O_hi16, O_lo16): Define. (directiveE enum): Rename directive_generics to directive_transform. Delete directive_relax. Add directive_schedule, directive_absolute_literals, and directive_last_directive. (directive_info): Rename "generics" to "transform". Delete "relax". Add "schedule" and "absolute-literals". (directive_state): Adjust entries to match changes in directive_info. (xtensa_relax_statesE, RELAX_IMMED_MAXSTEPS): Move to tc-xtensa.h. (xtensa_const16_opcode, xtensa_movi_opcode, xtensa_movi_n_opcode, xtensa_l32r_opcode, xtensa_nop_opcode, xtensa_rsr_lcount_opcode): New. (xtensa_j_opcode, xtensa_rsr_opcode): Delete. (align_only_targets, software_a0_b_retw_interlock, software_avoid_b_j_loop_end, maybe_has_b_j_loop_end, software_avoid_short_loop, software_avoid_close_loop_end, software_avoid_all_short_loops, specific_opcode): Delete. (warn_unaligned_branch_targets): New. (workaround_a0_b_retw, workaround_b_j_loop_end, workaround_short_loop, workaround_close_loop_end, workaround_all_short_loops): Default FALSE. (option_[no_]link_relax, option_[no_]transform, option_[no_]absolute_literals, option_warn_unaligned_targets, option_prefer_l32r, option_prefer_const16, option_target_hardware): New enum values. (option_[no_]align_only_targets, option_literal_section_name, option_text_section_name, option_data_section_name, option_bss_section_name, option_eb, option_el): Delete. (md_longopts): Add entries for: [no-]transform, [no-]absolute-literals, warn-unaligned-targets, prefer-l32r, prefer-const16, [no-]link-relax, and target-hardware. Delete entries for [no-]target-align-only, literal-section-name, text-section-name, data-section-name, and bss-section-name. (md_parse_option): Handle new options and remove old ones. Accept but ignore [no-]density options. Warn for [no-]generics and [no-]relax and treat them as [no-]transform. (md_show_usage): Add new options and remove old ones. (xtensa_setup_hw_workarounds): New. (md_pseudo_table): Change "word" entry to use xtensa_elf_cons. Add "long", "short", "loc" and "frequency" entries. (use_generics): Rename to ... (use_transform): ... this function. Add past_xtensa_end check. (use_longcalls): Add past_xtensa_end check. (code_density_available, can_relax): Delete. (do_align_targets): New. (get_directive): Accept dashes in directive names. Warn about [no-]generics and [no-]relax directives and treat them as [no-]transform. (xtensa_begin_directive): Call md_flush_pending_output only for some directives. Check for directives inside instruction bundles. Warn about deprecated ".begin literal" usage. Warn and ignore [no-]density directives. Handle new directives. Check generating_literals flag for literal_prefix. (xtensa_end_directive): Check for directives inside instruction bundles. Warn and ignore [no-]density directives. Handle new directives. Call xtensa_set_frag_assembly_state. (xtensa_loc_directive_seen, xtensa_dwarf2_directive_loc, xtensa_dwarf2_emit_insn): New. (xtensa_literal_position): Call md_flush_pending_output. Do not check use_literal_section flag. (xtensa_literal_pseudo): Call md_flush_pending_output. Handle absolute literals. Use xtensa_elf_cons to parse the expression. (xtensa_literal_prefix): Do not check use_literal_section. Support ".lit4" sections for absolute literals. Change prefix convention to replace ".text" (or ".t" in a linkonce section). No need to call subseg_set. (xtensa_frequency_pseudo, xtensa_elf_cons, xtensa_elf_suffix): New. (expression_end): Handle closing braces and colons. (PLT_SUFFIX, plt_suffix): Delete. (expression_maybe_register): Use new xtensa-isa.h functions. Use xtensa_elf_suffix instead of checking for plt suffix, and handle O_lo16 and O_hi16 expressions as well. (tokenize_arguments): Handle closing braces and colons. (parse_arguments): Use new xtensa-isa.h functions. Handle "invisible" operands and paired register syntax. (get_invisible_operands): New. (xg_translate_sysreg_op): Handle new Xtensa LX RSR/WSR/XSR syntax. Use new xtensa-isa.h functions. (xtensa_translate_old_userreg_ops, xtensa_translate_zero_immed): New. (xg_translate_idioms): Check if inside bundle. Use use_transform. Handle new Xtensa LX RSR/WSR/XSR syntax. Remove code to widen density instructions. Use xtensa_translate_zero_immed. (operand_is_immed, operand_is_pcrel_label): Delete. (get_relaxable_immed): Use new xtensa-isa.h functions. (get_opcode_from_buf): Add slot parameter. Use new xtensa-isa.h functions. (xtensa_print_insn_table, print_vliw_insn): New. (is_direct_call_opcode): Use new xtensa-isa.h functions. (is_call_opcode, is_loop_opcode, is_conditional_branch_opcode, is_branch_or_jump_opcode): Delete. (is_movi_opcode, decode_reloc, encode_reloc, encode_alt_reloc): New. (opnum_to_reloc, reloc_to_opnum): Delete. (xtensa_insnbuf_set_operand, xtensa_insnbuf_get_operand): Use new xtensa-isa.h functions. Operate on one slot of an instruction. (xtensa_insnbuf_set_immediate_field, is_negatable_branch, xg_get_insn_size): Delete. (xg_get_build_instr_size): Use xg_get_single_size. (xg_is_narrow_insn, xg_is_single_relaxable_insn): Update calls to xg_build_widen_table. Use xg_get_single_size. (xg_get_max_narrow_insn_size): Delete. (xg_get_max_insn_widen_size, xg_get_max_insn_widen_literal_size, xg_is_relaxable_insn): Update calls to xg_build_widen_table. Use xg_get_single_size. (xg_build_to_insn): Record the loc field. Handle OP_OPERAND_HI16U and OP_OPERAND_LOW16U. Check xg_valid_literal_expression. (xg_expand_to_stack, xg_expand_narrow): Update calls to xg_build_widen_table. Use xg_get_single_size. (xg_immeds_fit): Use new xtensa-isa.h functions. Update call to xg_check_operand. (xg_symbolic_immeds_fit): Likewise. Also handle O_lo16 and O_hi16, and treat weak symbols conservatively. (xg_check_operand): Use new xtensa-isa.h functions. (is_dnrange): Delete. (xg_assembly_relax): Inline previous calls to tinsn_copy. (xg_finish_frag): Specify separate relax states for the frag and slot0. (is_branch_jmp_to_next, xg_add_branch_and_loop_targets): Use new xtensa-isa.h functions. (xg_instruction_matches_option_term, xg_instruction_matches_or_options, xg_instruction_matches_options): New. (xg_instruction_matches_rule): Handle O_register expressions. Call xg_instruction_matches_options. (transition_rule_cmp): New. (xg_instruction_match): Update call to xg_build_simplify_table. (xg_build_token_insn): Record loc fields. (xg_simplify_insn): Check is_specific_opcode field and density_supported flag. (xg_expand_assembly_insn): Skip checking code_density_available. Use new xtensa-isa.h functions. Call use_transform instead of can_relax. (xg_assemble_literal): Add error handling for O_big. Call record_alignment. Handle O_pltrel. (xg_valid_literal_expression): New. (xg_assemble_literal_space): Add slot parameter. Remove call to set_expr_symbol_offset. Add call to record_alignment. Update call to xg_finish_frag. (xg_emit_insn): Delete. (xg_emit_insn_to_buf): Add format parameter. Update calls to xg_add_opcode_fix and xtensa_insnbuf_to_chars. (xg_add_opcode_fix): Change opcode parameter to tinsn and add format and slot parameters. Handle new "alternate" relocations for absolute literals and CONST16 instructions. Check for bad uses of O_lo16 and O_hi16. Use new xtensa-isa.h functions. (xg_assemble_tokens): Delete. (is_register_writer): Use new xtensa-isa.h functions. (is_bad_loopend_opcode): Check for xtensa_rsr_lcount_opcode instead of old-style RSR from LCOUNT. (next_frag_opcode): Delete. (next_frag_opcode_is_loop, next_frag_format_size, frag_format_size, update_next_frag_state): New. (update_next_frag_nop_state): Delete. (next_frag_pre_opcode_bytes): Use next_frag_opcode_is_loop. (xtensa_mark_literal_pool_location): Check use_literal_section flag and the state of the absolute-literals directive. Add calls to record_alignment and xtensa_set_frag_assembly_state. Call xtensa_switch_to_non_abs_literal_fragment instead of xtensa_switch_to_literal_fragment. (build_nop): New. (assemble_nop): Use build_nop. Update call to xtensa_insnbuf_to_chars. (get_expanded_loop_offset): Change check for undefined opcode to an assertion. (xtensa_set_frag_assembly_state, relaxable_section, xtensa_find_unmarked_state_frags, xtensa_find_unaligned_branch_targets, xtensa_find_unaligned_loops, xg_apply_tentative_value): New. (md_begin): Update call to xtensa_isa_init. Initialize linkrelax to 1. Set lit4_seg_name. Call xg_init_vinsn. Initialize new global opcodes. Call init_op_placement_info_table and xtensa_set_frag_assembly_state. (xtensa_init_fix_data): New. (xtensa_frob_label): Reset label symbol to the current frag. Check do_align_targets and generating_literals flag. Propagate frequency info to new alignment frag. Call xtensa_set_frag_assembly_state. (xtensa_unrecognized_line): New. (xtensa_flush_pending_output): Check if inside a bundle. Add a call to xtensa_set_frag_assembly_state. (error_reset_cur_vinsn): New. (md_assemble): Remove check for literal frag. Remove call to istack_init. Call use_transform instead of use_generics. Parse explicit instruction format specifiers. Move code for a0_b_retw_interlock workaround to xg_assemble_vliw_tokens. Call error_reset_cur_vinsn on errors. Add call to get_invisible_operands. Add dwarf2_where call. Remote automatic alignment for ENTRY instructions. Move call to xtensa_clear_insn_labels to the end. Rearrange to handle bundles. (xtensa_cons_fix_new): Delete. (xtensa_handle_align): New. (xtensa_frag_init): Call xtensa_set_frag_assembly_state. Remove assignment to is_no_density field. (md_pcrel_from): Use new xtensa-isa.h functions. Use decode_reloc instead of reloc_to_opnum. Handle "alternate" relocations. (xtensa_force_relocation, xtensa_check_inside_bundle, xtensa_elf_section_change_hook): New. (xtensa_symbol_new_hook): Delete. (xtensa_fix_adjustable): Check for difference of symbols with an offset. Check for external and weak symbols. (md_apply_fix3): Remove cases for XTENSA_OP{0,1,2} relocs. (md_estimate_size_before_relax): Return expansion for the first slot. (tc_gen_reloc): Handle difference of symbols by producing XTENSA_DIFF{8,16,32} relocs and by writing the value of the difference into the output. Handle new XTENSA_SLOT_OP relocs by storing the tentative values into the output when linkrelax is set. (XTENSA_PROP_SEC_NAME): Define. (xtensa_post_relax_hook): Call xtensa_find_unmarked_state_frags. Create literal tables only if using literal sections. Create new property tables instead of old instruction tables. Check for unaligned branch targets and loops. (finish_vinsn, find_vinsn_conflicts, check_t1_t2_reads_and_writes, new_resource_table, clear_resource_table, resize_resource_table, resources_available, reserve_resources, release_resources, opcode_funcUnit_use_unit, opcode_funcUnit_use_stage, resources_conflict, xg_find_narrowest_format, relaxation_requirements, bundle_single_op, emit_single_op, xg_assemble_vliw_tokens): New. (xtensa_end): Call xtensa_flush_pending_output. Set past_xtensa_end flag. Update checks for workaround options. Call xtensa_mark_narrow_branches and xtensa_mark_zcl_first_insns. (xtensa_cleanup_align_frags): Add special case for branch targets. Check for and mark unreachable frags. (xtensa_fix_target_frags): Remove use of align_only_targets flag. Use RELAX_LOOP_END_BYTES in special case for negatable branch at the end of a zero-overhead loop body. (frag_can_negate_branch): Handle instructions with multiple slots. Use new xtensa-isa.h functions (xtensa_mark_narrow_branches, is_narrow_branch_guaranteed_in_range, xtensa_mark_zcl_first_insns): New. (xtensa_fix_a0_b_retw_frags, xtensa_fix_b_j_loop_end_frags): Error if transformations are disabled. (next_instrs_are_b_retw): Use new xtensa-isa.h functions. Handle multislot instructions. (xtensa_fix_close_loop_end_frags, xtensa_fix_short_loop_frags): Likewise. Also error if transformations are disabled. (unrelaxed_frag_max_size): New. (unrelaxed_frag_min_insn_count, unrelax_frag_has_b_j): Use new xtensa-isa.h functions. (xtensa_sanity_check, is_empty_loop, is_local_forward_loop): Use xtensa_opcode_is_loop instead of is_loop_opcode. (get_text_align_power): Replace as_fatal with assertion. (get_text_align_fill_size): Iterate instead of using modulus when use_nops is false. (get_noop_aligned_address): Assert that this is for a machine-dependent RELAX_ALIGN_NEXT_OPCODE frag. Use next_frag_opcode_is_loop, xg_get_single_size, and frag_format_size. (get_widen_aligned_address): Rename to ... (get_aligned_diff): ... this function. Add max_diff parameter. Remove handling of rs_align/rs_align_code frags. Use next_frag_format_size, get_text_align_power, get_text_align_fill_size, next_frag_opcode_is_loop, and xg_get_single_size. Compute max_diff and pass it back to caller. (xtensa_relax_frag): Use relax_frag_loop_align. Add code for new RELAX_SLOTS, RELAX_MAYBE_UNREACHABLE, RELAX_MAYBE_DESIRE_ALIGN, RELAX_FILL_NOP, and RELAX_UNREACHABLE frag types. Check relax_seen. (relax_frag_text_align): Rename to ... (relax_frag_loop_align): ... this function. Assume loops can only be in the first slot of an instruction. (relax_frag_add_nop): Use assemble_nop instead of constructing an OR instruction. Remove call to frag_wane. (relax_frag_narrow): Rename to ... (relax_frag_for_align): ... this function. Extend to handle RELAX_FILL_NOP and RELAX_UNREACHABLE, as well as RELAX_SLOTS with RELAX_NARROW for the first slot. (find_address_of_next_align_frag, bytes_to_stretch): New. (future_alignment_required): Use find_address_of_next_align_frag and bytes_to_stretch. Look ahead to subsequent frags to make smarter alignment decisions. (relax_frag_immed): Add format, slot, and estimate_only parameters. Check if transformations are enabled for b_j_loop_end workaround. Use new xtensa-isa.h functions and handle multislot instructions. Update call to xg_assembly_relax. (md_convert_frag): Handle new RELAX_SLOTS, RELAX_UNREACHABLE, RELAX_MAYBE_UNREACHABLE, RELAX_MAYBE_DESIRE_ALIGN, and RELAX_FILL_NOP frag types. (convert_frag_narrow): Add segP, format and slot parameters. Call convert_frag_immed for branch instructions. Adjust calls to tinsn_from_chars, tinsn_immed_from_frag, and xg_emit_insn_to_buf. Use xg_get_single_size and xg_get_single_format. (convert_frag_fill_nop): New. (convert_frag_immed): Add format and slot parameters. Handle multislot instructions and use new xtensa-isa.h functions. Update calls to tinsn_immed_from_frag and xg_assembly_relax. Check if transformations enabled for b_j_loop_end workaround. Use build_nop instead of assemble_nop. Check is_specific_opcode flag. Check for unreachable frags. Use xg_get_single_size. Handle O_pltrel. (fix_new_exp_in_seg): Remove check for old plt flag. (convert_frag_immed_finish_loop): Update calls to tinsn_from_chars and xtensa_insnbuf_to_chars. Call tinsn_immed_from_frag. Change check for loop opcode to an assertion. Mark all frags up to the end of the loop as not transformable. (get_last_insn_flags, set_last_insn_flags): Use get_subseg_info. (get_subseg_info): New. (xtensa_move_literals): Call xtensa_set_frag_assembly_state. Add null check for dest_seg. (xtensa_switch_to_literal_fragment): Rewrite to handle absolute literals and use xtensa_switch_to_non_abs_literal_fragment otherwise. (xtensa_switch_to_non_abs_literal_fragment): New. (cache_literal_section): Add is_code parameter and pass it through to retrieve_literal_seg. (retrieve_literal_seg): Add is_code parameter and use it to set the flags on the literal section. Handle case where head parameter is 0. (get_frag_is_no_transform, set_frag_is_specific_opcode, set_frag_is_no_transform): New. (xtensa_create_property_segments): Add end_property_function parameter and pass it through to add_xt_block_frags. Call bfd_get_section_flags and skip SEC_DEBUGGING and !SEC_ALLOC sections. (xtensa_create_xproperty_segments, section_has_xproperty): New. (add_xt_block_frags): Add end_property_function parameter and call it if it is non-zero. Call xtensa_frag_flags_init. (xtensa_frag_flags_is_empty, xtensa_frag_flags_init, get_frag_property_flags, frag_flags_to_number, xtensa_frag_flags_combinable, xt_block_aligned_size, xtensa_xt_block_combine, add_xt_prop_frags, init_op_placement_info_table, opcode_fits_format_slot, xg_get_single_size, xg_get_single_format): New. (istack_push): Inline call to tinsn_copy. (tinsn_copy): Delete. (tinsn_has_invalid_symbolic_operands): Handle O_hi16 and O_lo16 and CONST16 opcodes. Handle O_big, O_illegal, and O_absent. (tinsn_has_complex_operands): Handle O_hi16 and O_lo16. (tinsn_to_insnbuf): Use xg_get_single_format and new xtensa-isa.h functions. Handle invisible operands. (tinsn_to_slotbuf): New. (tinsn_check_arguments): Use new xtensa-isa.h functions. (tinsn_from_chars): Add slot parameter. Rewrite using xg_init_vinsn, vinsn_from_chars, and xg_free_vinsn. (tinsn_from_insnbuf): New. (tinsn_immed_from_frag): Add slot parameter and handle multislot instructions. Handle symbol differences. (get_num_stack_text_bytes): Use xg_get_single_size. (xg_init_vinsn, xg_clear_vinsn, vinsn_has_specific_opcodes, xg_free_vinsn, vinsn_to_insnbuf, vinsn_from_chars, expr_is_register, get_expr_register, set_expr_symbol_offset_diff): New. * config/tc-xtensa.h (MAX_SLOTS): Define. (xtensa_relax_statesE): Move from tc-xtensa.c. Add RELAX_CHECK_ALIGN_NEXT_OPCODE, RELAX_MAYBE_DESIRE_ALIGN, RELAX_SLOTS, RELAX_FILL_NOP, RELAX_UNREACHABLE, RELAX_MAYBE_UNREACHABLE, and RELAX_NONE types. (RELAX_IMMED_MAXSTEPS): Move from tc-xtensa.c. (xtensa_frag_type struct): Add is_assembly_state_set, use_absolute_literals, relax_seen, is_unreachable, is_specific_opcode, is_align, is_text_align, alignment, and is_first_loop_insn fields. Replace is_generics and is_relax fields by is_no_transform field. Delete is_text and is_longcalls fields. Change text_expansion and literal_expansion to arrays of MAX_SLOTS entries. Add arrays of per-slot information: literal_frags, slot_subtypes, slot_symbols, slot_sub_symbols, and slot_offsets. Add fr_prev field. (xtensa_fix_data struct): New. (xtensa_symfield_type struct): Delete plt field. (xtensa_block_info struct): Move definition to tc-xtensa.h. Add forward declaration here. (xt_section_type enum): Delete xt_insn_sec. Add xt_prop_sec. (XTENSA_SECTION_RENAME): Undefine. (TC_FIX_TYPE, TC_INIT_FIX_DATA, TC_FORCE_RELOCATION, NO_PSEUDO_DOT, tc_unrecognized_line, md_do_align, md_elf_section_change_hook, HANDLE_ALIGN, TC_LINKRELAX_FIXUP, SUB_SEGMENT_ALIGN): Define. (TC_CONS_FIX_NEW, tc_symbol_new_hook): Delete. (unit_num_copies_func, opcode_num_units_func, opcode_funcUnit_use_unit_func, opcode_funcUnit_use_stage_func): New. (resource_table struct): New. * config/xtensa-istack.h (MAX_INSN_ARGS): Increase from 6 to 10. (TInsn struct): Add keep_wide, loc, fixup, record_fix, subtype, literal_space, symbol, sub_symbol, offset, and literal_frag fields. (tinsn_copy): Delete prototype. (vliw_insn struct): New. * config/xtensa-relax.c (insn_pattern_struct): Add options field. (widen_spec_list): Add option conditions for density and boolean instructions. Add expansions using CONST16 and conditions for using CONST16 vs. L32R. Use new Xtensa LX RSR/WSR syntax. Add entries for predicted branches. (simplify_spec_list): Add option conditions for density instructions. Add entry for NOP instruction. (append_transition): Add cmp function pointer parameter and use it to insert the new entry in order. (operand_function_LOW16U, operand_function_HI16U): New. (xg_has_userdef_op_fn, xg_apply_userdef_op_fn): Handle OP_OPERAND_LOW16U and OP_OPERAND_HI16U. (enter_opname, split_string): Use xstrdup instead of strdup. (init_insn_pattern): Initialize new options field. (clear_req_or_option_list, clear_req_option_list, clone_req_or_option_list, clone_req_option_list, parse_option_cond): New. (parse_insn_pattern): Parse option conditions. (transition_applies): New. (build_transition): Use new xtensa-isa.h functions. Fix incorrectly swapped last arguments in calls to append_constant_value_condition. Call clone_req_option_list. Add warning about invalid opcode. Handle LOW16U and HI16U function names. (build_transition_table): Add cmp parameter and use it in calls to append_transition. Use new xtensa-isa.h functions. Check transition_applies before adding entries. (xg_build_widen_table, xg_build_simplify_table): Add cmp parameter and pass it through to build_transition_table. * config/xtensa-relax.h (ReqOrOptionList, ReqOrOption, ReqOptionList, ReqOption, transition_cmp_fn): New types. (OpType enum): Add OP_OPERAND_LOW16U and OP_OPERAND_HI16U. (transition_rule struct): Add options field. * doc/as.texinfo (Overview): Update Xtensa options. * doc/c-xtensa.texi (Xtensa Options): Delete --[no-]density, --[no-]relax, and --[no-]generics options. Update descriptions of --text-section-literals and --[no-]longcalls. Add --[no-]absolute-literals and --[no-]transform. (Xtensa Syntax): Add description of syntax for FLIX instructions. Remove use of "generic" and "specific" terminology for opcodes. (Xtensa Registers): Generalize the syntax description to include user-defined register files. (Xtensa Automatic Alignment): Update. (Xtensa Branch Relaxation): Mention limitation of unconditional jumps. (Xtensa Call Relaxation): Linker can now remove most of the overhead. (Xtensa Directives): Remove confusing rules about precedence. (Density Directive, Relax Directive): Delete. (Schedule Directive): New. (Generics Directive): Rename to ... (Transform Directive): ... this node. (Literal Directive): Update for absolute literals. Missing literal_position directive is now an error. (Literal Position Directive): Update for absolute literals. (Freeregs Directive): Delete. (Absolute Literals Directive): New. (Frame Directive): Minor editing. * Makefile.am (DEPTC_xtensa_elf, DEPOBJ_xtensa_elf, DEP_xtensa_elf): Update dependencies. * Makefile.in: Regenerate. gas/testsuite ChangeLog * gas/xtensa/all.exp: Adjust expected error message for j_too_far. Change entry_align test to expect an error. * gas/xtensa/entry_misalign2.s: Use no-transform instead of no-generics directives. include ChangeLog * xtensa-config.h (XSHAL_USE_ABSOLUTE_LITERALS, XCHAL_HAVE_PREDICTED_BRANCHES, XCHAL_INST_FETCH_WIDTH): New. (XCHAL_EXTRA_SA_SIZE, XCHAL_EXTRA_SA_ALIGN): Delete. * xtensa-isa-internal.h (ISA_INTERFACE_VERSION): Delete. (config_sturct struct): Delete. (XTENSA_OPERAND_IS_REGISTER, XTENSA_OPERAND_IS_PCRELATIVE, XTENSA_OPERAND_IS_INVISIBLE, XTENSA_OPERAND_IS_UNKNOWN, XTENSA_OPCODE_IS_BRANCH, XTENSA_OPCODE_IS_JUMP, XTENSA_OPCODE_IS_LOOP, XTENSA_OPCODE_IS_CALL, XTENSA_STATE_IS_EXPORTED, XTENSA_INTERFACE_HAS_SIDE_EFFECT): Define. (xtensa_format_encode_fn, xtensa_get_slot_fn, xtensa_set_slot_fn): New. (xtensa_insn_decode_fn): Rename to ... (xtensa_opcode_decode_fn): ... this. (xtensa_immed_decode_fn, xtensa_immed_encode_fn, xtensa_do_reloc_fn, xtensa_undo_reloc_fn): Update. (xtensa_encoding_template_fn): Delete. (xtensa_opcode_encode_fn, xtensa_format_decode_fn, xtensa_length_decode_fn): New. (xtensa_format_internal, xtensa_slot_internal): New types. (xtensa_operand_internal): Delete operand_kind, inout, isPCRelative, get_field, and set_field fields. Add name, field_id, regfile, num_regs, and flags fields. (xtensa_arg_internal): New type. (xtensa_iclass_internal): Change operands field to array of xtensa_arg_internal. Add num_stateOperands, stateOperands, num_interfaceOperands, and interfaceOperands fields. (xtensa_opcode_internal): Delete length, template, and iclass fields. Add iclass_id, flags, encode_fns, num_funcUnit_uses, and funcUnit_uses. (opname_lookup_entry): Delete. (xtensa_regfile_internal, xtensa_interface_internal, xtensa_funcUnit_internal, xtensa_state_internal, xtensa_sysreg_internal, xtensa_lookup_entry): New. (xtensa_isa_internal): Replace opcode_table field with opcodes field. Change type of opname_lookup_table. Delete num_modules, module_opcode_base, module_decode_fn, config, and has_density fields. Add num_formats, formats, format_decode_fn, length_decode_fn, num_slots, slots, num_fields, num_operands, operands, num_iclasses, iclasses, num_regfiles, regfiles, num_states, states, state_lookup_table, num_sysregs, sysregs, sysreg_lookup_table, max_sysreg_num, sysreg_table, num_interfaces, interfaces, interface_lookup_table, num_funcUnits, funcUnits and funcUnit_lookup_table fields. (xtensa_isa_module, xtensa_isa_modules): Delete. (xtensa_isa_name_compare): New prototype. (xtisa_errno, xtisa_error_msg): New. * xtensa-isa.h (XTENSA_ISA_VERSION): Define. (xtensa_isa): Change type. (xtensa_operand): Delete. (xtensa_format, xtensa_regfile, xtensa_state, xtensa_sysreg, xtensa_interface, xtensa_funcUnit, xtensa_isa_status, xtensa_funcUnit_use): New types. (libisa_module_specifier): Delete. (xtensa_isa_errno, xtensa_isa_error_msg): New prototypes. (xtensa_insnbuf_free, xtensa_insnbuf_to_chars, xtensa_insnbuf_from_chars): Update prototypes. (xtensa_load_isa, xtensa_extend_isa, xtensa_default_isa, xtensa_insn_maxlength, xtensa_num_opcodes, xtensa_decode_insn, xtensa_encode_insn, xtensa_insn_length, xtensa_insn_length_from_first_byte, xtensa_num_operands, xtensa_operand_kind, xtensa_encode_result, xtensa_operand_isPCRelative): Delete. (xtensa_isa_init, xtensa_operand_inout, xtensa_operand_get_field, xtensa_operand_set_field, xtensa_operand_encode, xtensa_operand_decode, xtensa_operand_do_reloc, xtensa_operand_undo_reloc): Update prototypes. (xtensa_isa_maxlength, xtensa_isa_length_from_chars, xtensa_isa_num_pipe_stages, xtensa_isa_num_formats, xtensa_isa_num_opcodes, xtensa_isa_num_regfiles, xtensa_isa_num_states, xtensa_isa_num_sysregs, xtensa_isa_num_interfaces, xtensa_isa_num_funcUnits, xtensa_format_name, xtensa_format_lookup, xtensa_format_decode, xtensa_format_encode, xtensa_format_length, xtensa_format_num_slots, xtensa_format_slot_nop_opcode, xtensa_format_get_slot, xtensa_format_set_slot, xtensa_opcode_decode, xtensa_opcode_encode, xtensa_opcode_is_branch, xtensa_opcode_is_jump, xtensa_opcode_is_loop, xtensa_opcode_is_call, xtensa_opcode_num_operands, xtensa_opcode_num_stateOperands, xtensa_opcode_num_interfaceOperands, xtensa_opcode_num_funcUnit_uses, xtensa_opcode_funcUnit_use, xtensa_operand_name, xtensa_operand_is_visible, xtensa_operand_is_register, xtensa_operand_regfile, xtensa_operand_num_regs, xtensa_operand_is_known_reg, xtensa_operand_is_PCrelative, xtensa_stateOperand_state, xtensa_stateOperand_inout, xtensa_interfaceOperand_interface, xtensa_regfile_lookup, xtensa_regfile_lookup_shortname, xtensa_regfile_name, xtensa_regfile_shortname, xtensa_regfile_view_parent, xtensa_regfile_num_bits, xtensa_regfile_num_entries, xtensa_state_lookup, xtensa_state_name, xtensa_state_num_bits, xtensa_state_is_exported, xtensa_sysreg_lookup, xtensa_sysreg_lookup_name, xtensa_sysreg_name, xtensa_sysreg_number, xtensa_sysreg_is_user, xtensa_interface_lookup, xtensa_interface_name, xtensa_interface_num_bits, xtensa_interface_inout, xtensa_interface_has_side_effect, xtensa_funcUnit_lookup, xtensa_funcUnit_name, xtensa_funcUnit_num_copies): New prototypes. * elf/xtensa.h (R_XTENSA_DIFF8, R_XTENSA_DIFF16, R_XTENSA_DIFF32, R_XTENSA_SLOT_OP, R_XTENSA_SLOT_ALT): New relocations. (XTENSA_PROP_SEC_NAME): Define. (property_table_entry): Add flags field. (XTENSA_PROP_, GET_XTENSA_PROP_, SET_XTENSA_PROP_): Define. ld ChangeLog ld.texinfo (Xtensa): Describe new linker relaxation to optimize assembler-generated longcall sequences. Describe new --size-opt option. * emulparams/elf32xtensa.sh (OTHER_SECTIONS): Add .xt.prop section. * emultempl/xtensaelf.em (remove_section, replace_insn_sec_with_prop_sec, replace_instruction_table_sections, elf_xtensa_after_open): New. (OPTION_OPT_SIZEOPT, OPTION_LITERAL_MOVEMENT, OPTION_NO_LITERAL_MOVEMENT): Define. (elf32xtensa_size_opt, elf32xtensa_no_literal_movement): New globals. (PARSE_AND_LIST_LONGOPTS): Add size-opt and [no-]literal-movement. (PARSE_AND_LIST_OPTIONS): Add --size-opt. (PARSE_AND_LIST_ARGS_CASES): Handle OPTION_OPT_SIZEOPT, OPTION_LITERAL_MOVEMENT, and OPTION_NO_LITERAL_MOVEMENT. (LDEMUL_AFTER_OPEN): Set to elf_xtensa_after_open. * scripttempl/elfxtensa.sc: Update with changes from elf.sc. * Makefile.am (eelf32xtensa.c): Update dependencies. * Makefile.in: Regenerate. ld/testsuite ChangeLog * ld-xtensa/lcall1.s: Use .literal directive. * ld-xtensa/lcall2.s: Align function entry. * ld-xtensa/coalesce2.s: Likewise. opcodes ChangeLog * xtensa-dis.c (state_names): Delete. (fetch_data): Use xtensa_isa_maxlength. (print_xtensa_operand): Replace operand parameter with opcode/operand pair. Remove print_sr_name parameter. Use new xtensa-isa.h functions. (print_insn_xtensa): Use new xtensa-isa.h functions. Handle multislot instruction bundles. Use xmalloc instead of malloc.	22 years ago
Jakub Jelinek	a4f5ad884e	* ldgram.y (DATA_SEGMENT_RELRO_END): Add one argument. * scripttempl/elf.sc (DATA_SEGMENT_RELRO_END): Add 0 as first argument. (DATA_SEGMENT_RELRO_GOTPLT_END): Pass $SEPARATE_GOTPLT as first and . as second argument. (GOTPLT): Move $DATA_SEGMENT_RELRO_GOTPLT_END before the section. * ldexp.c (fold_unary): Remove DATA_SEGMENT_RELRO_END handling here. (fold_binary): Add it here. Insert padding to make relro_end COMMONPAGESIZE bytes aligned. For DATA_SEGMENT_ALIGN in exp_dataseg_relro_adjust phase just use previously computed exp_data_seg.base. * ldlang.c (lang_size_sections): Set exp_data_seg.base for relro_adjust here. Call lang_size_sections_1 once more if there was too big padding at DATA_SEGMENT_RELRO_END. * ld.texinfo (DATA_SEGMENT_RELRO_END): Add documentation.	22 years ago

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207 Commits (0154116a201f0a263f532fbc2d92e15d99e2cfdd)