binutils-gdb

Commit Graph

Author	SHA1	Message	Date
H.J. Lu	34734a010b	Include compressed DWARF debug sections in ELF linker scripts. binutils/testsuite/ 2010-11-02 H.J. Lu <hongjiu.lu@intel.com> * binutils-all/libdw2.out: Also accept MIPS_DWARF. ld/ 2010-11-02 H.J. Lu <hongjiu.lu@intel.com> * scripttempl/armbpabi.sc: Include compressed DWARF debug sections. * scripttempl/avr.sc: Likewise. * scripttempl/elf32cr16.sc: Likewise. * scripttempl/elf32crx.sc: Likewise. * scripttempl/elf32msp430.sc: Likewise. * scripttempl/elf32msp430_3.sc: Likewise. * scripttempl/elf32sh-symbian.sc: Likewise. * scripttempl/elf64hppa.sc: Likewise. * scripttempl/elf_chaos.sc: Likewise. * scripttempl/elfd10v.sc: Likewise. * scripttempl/elfd30v.sc: Likewise. * scripttempl/elfi370.sc: Likewise. * scripttempl/elfm68hc11.sc: Likewise. * scripttempl/elfm68hc12.sc: Likewise. * scripttempl/elfxtensa.sc: Likewise. * scripttempl/ip2k.sc: Likewise. * scripttempl/iq2000.sc: Likewise. * scripttempl/mep.sc: Likewise. * scripttempl/mmo.sc: Likewise. * scripttempl/v850.sc: Likewise. * scripttempl/xstormy16.sc: Likewise. ld/testsuite/ 2010-11-02 H.J. Lu <hongjiu.lu@intel.com> * ld-elf/compress1a.d: Also check MIPS_DWARF. * ld-elf/compress1b.d: Likewise. * ld-elf/compress1c.d: Likewise.	16 years ago
Jie Zhang	3cff7cc71f	* scripttempl/armbpabi.sc: Don't combine .init_array.* or .fini_array.* when do relocatable linking. * scripttempl/elf.sc: Likewise. * scripttempl/elf32sh-symbian.sc: Likewise. * scripttempl/elf64hppa.sc: Likewise. * scripttempl/elfxtensa.sc: Likewise. testsuite/ * ld-elf/init-fini-arrays.s: New test. * ld-elf/init-fini-arrays.d: New test.	17 years ago
Alan Modra	9445af9a0e	* scripttempl/elf.sc (.fini_array): Place input .fini_array after .fini_array.. scripttempl/armbpabi.sc: Likewise. * scripttempl/elf32sh-symbian.sc: Likewise. * scripttempl/elf64hppa.sc: Likewise. * scripttempl/elfxtensa.sc: Likewise.	17 years ago
Alan Modra	ec2d9b2927	Revert 2009-09-28 changes.	17 years ago
Alan Modra	df381c72f4	* scripttempl/elf32cr16.sc: Emit empty script for ld -r and ld -Ur. * scripttempl/elf32cr16c.sc: Likewise. * scripttempl/elf32crx.sc: Likewise. * scripttempl/tic54xcoff.sc: Likewise. * scripttempl/aix.sc: Delete ${RELOCATING-0}. * scripttempl/avr.sc: Likewise. * scripttempl/elf32msp430.sc: Likewise. * scripttempl/elf32msp430_3.sc: Likewise. * scripttempl/elf32sh-symbian.sc: Likewise. * scripttempl/elf_chaos.sc: Likewise. * scripttempl/elfi370.sc: Likewise. * scripttempl/nw.sc: Likewise. * scripttempl/psos.sc: Likewise. * scripttempl/armbpabi.sc: Delete ${RELOCATING-0} and ${CONSTRUCTING-0}. * scripttempl/elf.sc: Likewise. * scripttempl/elf64hppa.sc: Likewise. * scripttempl/elfd10v.sc: Likewise. * scripttempl/elfd30v.sc: Likewise. * scripttempl/elfm68hc11.sc: Likewise. * scripttempl/elfm68hc12.sc: Likewise. * scripttempl/elfmicroblaze.sc: Likewise. * scripttempl/elfxtensa.sc: Likewise. * scripttempl/iq2000.sc: Likewise. * scripttempl/mep.sc: Likewise. * scripttempl/xstormy16.sc: Likewise.	17 years ago
Nick Clifton	43e56c3465	* scripttempl/elfxtensa.sc (DISCARDED): Discard sections with .gnu.lto_ prefix. * scripttempl/armbpabi.sc: Likewise. * scripttempl/elf32sh-symbian.sc: Likewise. * scripttempl/elf64hppa.sc: Likewise. * scripttempl/mep.sc: Likewise.	17 years ago
Bob Wilson	e78c4c7ea8	* emulparams/elf32xtensa.sh (NO_REL_RELOCS): Set. * scripttempl/elfxtensa.sc (NO_REL_RELOCS, NO_RELA_RELOCS) (NON_ALLOC_DYN): Import changes from elf.sc.	18 years ago
Bob Wilson	c19f06f255	* scripttempl/elfxtensa.sc: Merge ENTRY and .note.gnu.build-id changes from elf.sc.	19 years ago
Richard Sandiford	53ccb77250	ld/ * scripttempl/armbpabi.sc (.text): Don't KEEP ((.text.personality)). (.data): Don't KEEP ((.gnu.linkonce.d.personality)). * scripttempl/elf.sc: As for armbpabi.sc. * scripttempl/elfxtensa.sc: Likewise. * scripttempl/mep.sc: Likewise.	19 years ago
Alan Modra	1c68693b0c	* scripttempl/elf.sc (DISCARDED): Renamed from STACKNOTE. Add .gnu.debuglink. * scripttempl/armbpabi.sc: Likewise. * scripttempl/elf32sh-symbian.sc: Likewise. * scripttempl/elfxtensa.sc: Likewise. * scripttempl/mep.sc: Likewise.	19 years ago
Joseph Myers	104d59d19c	bfd: * elf-attrs.c: New. * Makefile.am (BFD32_BACKENDS): Add elf-attrs.lo. (BFD32_BACKENDS_CFILES): Add elf-attrs.c. (elf-attrs.lo): Generate dependencies. * Makefile.in: Regenerate. * configure.in (elf): Add elf-attrs.lo. * configure: Regenerate. * elf-bfd.h (struct elf_backend_data): Add entries for object attributes. (NUM_KNOWN_OBJ_ATTRIBUTES, obj_attribute, obj_attribute_list, OBJ_ATTR_PROC, OBJ_ATTR_GNU, OBJ_ATTR_FIRST, OBJ_ATTR_LAST, Tag_NULL, Tag_File, Tag_Section, Tag_Symbol, Tag_compatibility): New. (struct elf_obj_tdata): Add entries for object attributes. (elf_known_obj_attributes, elf_other_obj_attributes, elf_known_obj_attributes_proc, elf_other_obj_attributes_proc): New. (bfd_elf_obj_attr_size, bfd_elf_set_obj_attr_contents, bfd_elf_get_obj_attr_int, bfd_elf_add_obj_attr_int, bfd_elf_add_proc_attr_int, bfd_elf_add_obj_attr_string, bfd_elf_add_proc_attr_string, bfd_elf_add_obj_attr_compat, bfd_elf_add_proc_attr_compat, _bfd_elf_attr_strdup, _bfd_elf_copy_obj_attributes, _bfd_elf_obj_attrs_arg_type, _bfd_elf_parse_attributes, _bfd_elf_merge_object_attributes): New. * elf.c (_bfd_elf_copy_private_bfd_data): Copy object attributes. (bfd_section_from_shdr): Handle attributes sections. * elflink.c (bfd_elf_final_link): Handle attributes sections. * elfxx-target.h (elf_backend_obj_attrs_vendor, elf_backend_obj_attrs_section, elf_backend_obj_attrs_arg_type, elf_backend_obj_attrs_section_type): New. (elfNN_bed): Update. * elf32-arm.c (NUM_KNOWN_ATTRIBUTES, aeabi_attribute, aeabi_attribute_list): Remove. (struct elf32_arm_obj_tdata): Remove object attributes fields. (check_use_blx, bfd_elf32_arm_set_vfp11_fix, using_thumb2, elf32_arm_copy_private_bfd_data, elf32_arm_merge_eabi_attributes): Update for new object attributes interfaces. (uleb128_size, is_default_attr, eabi_attr_size, elf32_arm_eabi_attr_size, write_uleb128, write_eabi_attribute, elf32_arm_set_eabi_attr_contents, elf32_arm_bfd_final_link, elf32_arm_new_eabi_attr, elf32_arm_get_eabi_attr_int, elf32_arm_add_eabi_attr_int, attr_strdup, elf32_arm_add_eabi_attr_string, elf32_arm_add_eabi_attr_compat, copy_eabi_attributes, elf32_arm_parse_attributes): Remove. Moved to generic code in elf-attrs.c. (elf32_arm_obj_attrs_arg_type): New. (elf32_arm_fake_sections): Do not handle .ARM.attributes. (elf32_arm_section_from_shdr): Do not handle SHT_ARM_ATTRIBUTES. (bfd_elf32_bfd_final_link): Remove. (elf_backend_obj_attrs_vendor, elf_backend_obj_attrs_section, elf_backend_obj_attrs_arg_type, elf_backend_obj_attrs_section_type): New. * elf32-bfin.c (bfin_elf_copy_private_bfd_data): Copy object attributes. * elf32-frv.c (frv_elf_copy_private_bfd_data): Likewise. * elf32-iq2000.c (iq2000_elf_copy_private_bfd_data): Likewise. * elf32-mep.c (mep_elf_copy_private_bfd_data): Likewise. * elf32-mt.c (mt_elf_copy_private_bfd_data): Likewise. * elf32-sh.c (sh_elf_copy_private_data): Likewise. * elf64-sh64.c (sh_elf64_copy_private_data_internal): Likewise. binutils: * readelf.c (display_gnu_attribute): New. (process_arm_specific): Rearrange as process_attributes. (process_arm_specific): Replace by wrapper of process_attributes. gas: * as.c (create_obj_attrs_section): New. (main): Call create_obj_attrs_section for ELF. * read.c (s_gnu_attribute, skip_whitespace, skip_past_char, skip_past_comma, s_vendor_attribute): New. (potable): Add gnu_attribute for ELF. * read.h (s_vendor_attribute): Declare. * config/tc-arm.c (s_arm_eabi_attribute): Replace by wrapper round s_vendor_attribute. (aeabi_set_public_attributes): Update for new attributes interfaces. (arm_md_end): Remove attributes contents setting now done generically. include/elf: * arm.h (elf32_arm_add_eabi_attr_int, elf32_arm_add_eabi_attr_string, elf32_arm_add_eabi_attr_compat, elf32_arm_get_eabi_attr_int, elf32_arm_set_eabi_attr_contents, elf32_arm_eabi_attr_size, Tag_NULL, Tag_File, Tag_Section, Tag_Symbol, Tag_compatibility): Remove. * common.h (SHT_GNU_ATTRIBUTES): Define. ld: * emulparams/armelf.sh (OTHER_SECTIONS): Remove .ARM.attributes. (ATTRS_SECTIONS): Define. * scripttempl/elf.sc, scripttempl/elf32sh-symbian.sc, scripttempl/elf_chaos.sc, scripttempl/elfi370.sc, scripttempl/elfxtensa.sc: Handle ATTRS_SECTIONS.	19 years ago
Bob Wilson	93c0f4a497	* scripttempl/elfxtensa.sc: Merge changes from elf.sc.	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
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
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
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	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
Bob Wilson	be2c2e39a9	* scripttempl/elfxtensa.sc: Sync up with elf.sc. * emulparams/elf32xtensa.sh (PLT, GOT): Define.	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
Alan Modra	877d60f7bc	* scripttempl/elf.sc (CTOR): Handle crtbeginS.o, crtendS.o and other variants of crtbegin.o, crtend.o. (DTOR): Likewise. * scripttempl/crisaout.sc (ctors, dtors): Likewise. * scripttempl/elf_chaos.sc (CTOR, DTOR): Likewise. * scripttempl/elfd10v.sc (CTOR, DTOR): Likewise. * scripttempl/elfd30v.sc (CTOR, DTOR): Likewise. * scripttempl/elfxtensa.sc (CTOR, DTOR): Likewise. * scripttempl/iq2000.sc (CTOR, DTOR): Likewise. * scripttempl/mmo.sc (ctors, dtors): Likewise. * scripttempl/xstormy16.sc (CTOR, DTOR): Likewise.	24 years ago
Nick Clifton	e0001a05d2	Add Xtensa port	24 years ago
Alan Modra	1ddd7b13ed	* genscripts.sh (SEGMENT_SIZE): Use MAXPAGESIZE before TARGET_PAGE_SIZE. * scripttempl/elf.sc (DATA_SEGMENT_ALIGN): Incorporate SEGMENT_SIZE alignment. * emulparams/elf64ppc.sh (DATA_ADDR): Delete. (SEGMENT_SIZE): Define.	24 years ago
Nick Clifton	24a1ba0f48	Revert Adam Nemet's THUMB PLT patch	24 years ago
Nick Clifton	8f64befb29	Add support for Thumb PLT entries with interworking	24 years ago
Alan Modra	f13a54248a	* scripttempl/elf.sc (.tbss): Fix mismatched parentheses/braces.	25 years ago
Jakub Jelinek	13ae64f3c7	* elf.c (_bfd_elf_make_section_from_shdr): Set SEC_THREAD_LOCAL for symbols from SHF_TLS section. (_bfd_elf_print_private_bfd_data): Add PT_TLS. (elf_fake_sections): Set SHF_TLS for SEC_THREAD_LOCAL sections. (map_sections_to_segments): Build PT_TLS segment if necessary. (assign_file_positions_for_segments): Likewise. (get_program_header_size): Account for PT_TLS segment. (swap_out_syms): Set type of BSF_THREAD_LOCAL symbols and symbols from SEC_THREAD_LOCAL sections to STT_TLS. * reloc.c: Add 386 and IA-64 TLS relocs. * section.c (SEC_THREAD_LOCAL): Define. (SEC_CONSTRUCTOR_TEXT, SEC_CONSTRUCTOR_DATA, SEC_CONSTRUCTOR_BSS): Remove. * elflink.h (elf_link_add_object_symbols): Support .tcommon. (size_dynamic_sections): If DF_STATIC_TLS, set DF_FLAGS unconditionally. (struct elf_final_link_info): Add first_tls_sec. (elf_bfd_final_link): Set first_tls_sec. Compute elf_hash_table (info)->tls_segment. (elf_link_output_extsym): Handle STT_TLS symbols. (elf_link_input_bfd): Likewise. * syms.c (BSF_THREAD_LOCAL): Define. * bfd-in2.h: Rebuilt. * libbfd.h: Rebuilt. * elf32-i386.c (elf_i386_tls_transition, dtpoff_base, tpoff, elf_i386_mkobject, elf_i386_object_p): New functions. (elf_howto_table): Add TLS relocs. (elf_i386_reloc_type_lookup): Support TLS relocs. (elf_i386_info_to_howto_rel): Likewise. (struct elf_i386_link_hash_entry): Add tls_type. (struct elf_i386_obj_tdata): New. (elf_i386_hash_entry, elf_i386_tdata, elf_i386_local_got_tls_type): New macros. (struct elf_i386_link_hash_table): Add tls_ldm_got. (link_hash_newfunc): Clear tls_type. (elf_i386_check_relocs): Support TLS relocs. (elf_i386_gc_sweep_hook): Likewise. (allocate_dynrelocs): Likewise. (elf_i386_size_dynamic_sections): Likewise. (elf_i386_relocate_section): Likewise. (elf_i386_finish_dynamic_symbol): Likewise. (bfd_elf32_mkobject, elf_backend_object_p): Define. * elfxx-ia64.c (struct elfNN_ia64_dyn_sym_info): Add tprel_offset, dtpmod_offset, dtprel_offset, tprel_done, dtpmod_done, dtprel_done, want_tprel, want_dtpmod, want_dtprel. (elfNN_ia64_tprel_base, elfNN_ia64_dtprel_base): New functions. (ia64_howto_table): Add TLS relocs, rename R_IA64_LTOFF_TP22 to R_IA64_LTOFF_TPREL22. (elf_code_to_howto_index): Add TLS relocs. (elfNN_ia64_check_relocs): Support TLS relocs. (allocate_global_data_got): Account for TLS .got data. (allocate_dynrel_entries): Account for TLS dynamic relocations. (elfNN_ia64_install_value): Supprt TLS relocs. (set_got_entry): Support TLS relocs. (elfNN_ia64_relocate_section): Likewise. * config/obj-elf.c (elf_common): Renamed from obj_elf_common. (obj_elf_common): Call elf_common. (obj_elf_tls_common): New function. (elf_pseudo_tab): Support .tls_common. (special_sections): Add .tdata and .tbss. (obj_elf_change_section): Set SEC_THREAD_LOCAL for SHF_TLS sections. (obj_elf_parse_section_letters): Support T in section flags (SHF_TLS). (obj_elf_parse_section_letters): Include T in error message. * config/tc-ppc.c (ppc_section_letter): Likewise. * config/tc-alpha.c (alpha_elf_section_letter): Likewise. (tc_gen_reloc): Handle SEC_THREAD_LOCAL the same way as SEC_MERGE. * config/tc-sparc.c (md_apply_fix3): Likewise. * config/tc-i386.c (tc_i386_fix_adjustable): Add TLS relocs. Define them if not BFD_ASSEMBLER. (lex_got): Support @TLSGD, @TLSLDM, @GOTTPOFF, @TPOFF, @DTPOFF and @NTPOFF. (md_apply_fix3): Add TLS relocs. * config/tc-ia64.c (enum reloc_func): Add FUNC_DTP_MODULE, FUNC_DTP_RELATIVE, FUNC_TP_RELATIVE, FUNC_LT_DTP_MODULE, FUNC_LT_DTP_RELATIVE, FUNC_LT_TP_RELATIVE. (pseudo_func): Support @dtpmod(), @dtprel() and @tprel(). (ia64_elf_section_letter): Include T in error message. (md_begin): Support TLS operators. (md_operand): Likewise. (ia64_gen_real_reloc_type): Support TLS relocs. * testsuite/gas/i386/tlspic.s: New file. * testsuite/gas/i386/tlsd.s: New file. * testsuite/gas/i386/tlsnopic.s: New file. * testsuite/gas/i386/tlsd.d: New file. * testsuite/gas/i386/tlsnopic.d: New file. * testsuite/gas/i386/tlspic.d: New file. * testsuite/gas/i386/i386.exp: Add tlsd, tlsnopic and tlspic tests. * testsuite/gas/ia64/tls.s: New file. * testsuite/gas/ia64/tls.d: New file. * testsuite/gas/ia64/ia64.exp: Add tls test. * write.c (adjust_reloc_syms): Don't change symbols in SEC_THREAD_LOCAL sections to STT_SECTION + addend. * elf/common.h (PT_TLS, SHF_TLS, STT_TLS, DF_STATIC_TLS): Define. * elf/ia64.h (R_IA64_LTOFF_TPREL22): Renamed from R_IA64_LTOFF_TP22. * elf/i386.h: Add TLS relocs. * scripttempl/elf.sc: Add .rel{,a}.t{bss,data}, .tdata and .tbss. * ldlang.c (lang_add_section): Set SEC_THREAD_LOCAL for output section if necessary. Handle .tbss. (lang_size_sections): Clear _raw_size for .tbss section (it allocates space in PT_TLS segment only). * ldwrite.c (build_link_order): Build link order for .tbss too. * readelf.c (get_segment_type): Add PT_TLS. (get_elf_section_flags): Add SHF_TLS. (get_dynamic_flags): Optimize. Add DF_STATIC_TLS. (process_dynamic_segment): Use puts instead of printf. (get_symbol_type): Support STT_TLS. * objdump.c (dump_section_header): Remove SEC_CONSTRUCTOR_TEXT, SEC_CONSTRUCTOR_DATA, SEC_CONSTRUCTOR_BSS. Add SEC_THREAD_LOCAL.	25 years ago
Jakub Jelinek	2d13d8c5ee	* scripttempl/elf.sc: Only use DATA_SEGMENT_END() together with DATA_SEGMENT_ALIGN.	25 years ago
H.J. Lu	b5090659de	2002-03-04 H.J. Lu <hjl@gnu.org> * scripttempl/elf.sc: Put .preinit_array, .init_array and .fini_array in the data segment.	25 years ago
Alan Modra	f42ce16e2f	* scripttempl/elf.sc: Correct syntax errors in 2002-03-01 commit.	25 years ago
Richard Henderson	de77b6ac8b	* scripttempl/elf.sc (SECTIONS): Add entries for .preinit_array, .init_array, and .fini_array.	25 years ago
Jakub Jelinek	2d20f7bf67	* ldlex.l (DATA_SEGMENT_ALIGN, DATA_SEGMENT_END): New tokens. * ldgram.y (DATA_SEGMENT_ALIGN, DATA_SEGMENT_END): New tokens. (exp): Add DATA_SEGMENT_ALIGN (exp, exp) and DATA_SEGMENT_END (exp). * ldexp.c (exp_data_seg): New variable. (exp_print_token): Handle DATA_SEGMENT_ALIGN and DATA_SEGMENT_END. (fold_binary): Handle DATA_SEGMENT_ALIGN. (exp_fold_tree): Handle DATA_SEGMENT_END. Pass allocation_done when recursing instead of hardcoding lang_allocating_phase_enum. * ldexp.h (exp_data_seg): New. * ldlang.c (lang_size_sections_1): Renamed from lang_size_sections. (lang_size_sections): New. * ld.texinfo (DATA_SEGMENT_ALIGN, DATA_SEGMENT_END): Document. * scripttempl/elf.sc: Use DATA_SEGMENT_ALIGN and DATA_SEGMENT_END if COMMONPAGESIZE is defined. * emulparams/elf_i386.sh (COMMONPAGESIZE): Set to 4K. * emulparams/elf32_sparc.sh (COMMONPAGESIZE): Set to 8K. * emulparams/elf64_sparc.sh (COMMONPAGESIZE): Set to 8K. * emulparams/elf64alpha.sh (COMMONPAGESIZE): Set to 8K. * emulparams/elf64_ia64.sh (COMMONPAGESIZE): Set to 16K for shared libraries only.	25 years ago
Jakub Jelinek	6576570080	* elf-bfd.h (enum elf_link_info_type): New. (struct bfd_elf_section_data): Remove stab_info and merge_info fields, add sec_info and sec_info_type. (struct elf_obj_tdata): Add eh_frame_hdr field. (_bfd_elf_discard_section_eh_frame): New prototype. (_bfd_elf_discard_section_eh_frame_hdr): Likewise. (_bfd_elf_eh_frame_section_offset): Likewise. (_bfd_elf_write_section_eh_frame): Likewise. (_bfd_elf_write_section_eh_frame_hdr): Likewise. * Makefile.am (BFD32_BACKENDS): Add elf-eh-frame.lo. (BFD32_BACKENDS_CFILES): Add elf-eh-frame.c. (elf-eh-frame.lo): New. * Makefile.in: Rebuilt. * configure.in (elf): Add elf-eh-frame.lo. * configure: Rebuilt. * elf.c (_bfd_elf_print_private_bfd_data): Support PT_GNU_EH_FRAME. (map_sections_to_segments): Create PT_GNU_EH_FRAME if requested. (get_program_header_size): Take into account PT_GNU_EH_FRAME segment. (_bfd_elf_rela_local_sym): Use sec_info_type and sec_info. (_bfd_elf_rel_local_sym): Likewise. (_bfd_elf_section_offset): Likewise. Call _bfd_elf_eh_frame_section_offset too. * elfxx-ia64.c (elfNN_ia64_relocate_section): Use sec_info_type and sec_info. * elf64-alpha.c (elf64_alpha_relocate_section): Likewise. * elf-eh-frame.c: New file. * elflink.h (elf_link_add_object_symbols): Don't optimize SHF_MERGE .stab sections. Set sec_info_type, use sec_info instead of merge_info and stab_info. (elf_link_create_dynamic_sections): Create .eh_frame_hdr section if --eh-frame-hdr. (elf_bfd_final_link): Write .eh_frame_hdr section. (elf_link_sec_merge_syms): Use sec_info_type and sec_info. (elf_link_input_bfd): Likewise. Call _bfd_elf_write_section_eh_frame to write .eh_frame sections. (elf_bfd_discard_info): Add output_bfd argument. Call _bfd_elf_discard_section_eh_frame and _bfd_elf_discard_section_eh_frame_hdr. (elf_section_ignore_discarded_relocs): Use sec_info_type, not section names. * bfd-in.h (bfd_elf32_discard_info, bfd_elf64_discard_info): Adjust prototypes. * bfd-in2.h (bfd_elf32_discard_info, bfd_elf64_discard_info): Likewise. * elf/common.h (PT_GNU_EH_FRAME): Define. * bfdlink.h (struct bfd_link_info): Add eh_frame_hdr field. * emultempl/elf32.em (finish): Supply output_bfd to bfd_elf_discard_info. (OPTION_EH_FRAME_HDR): Define. (longopts): Add --eh-frame-hdr. (parse_args): Handle it. (list_options): Add --eh-frame-hdr to help. emultempl/hppaelf.em (finish): Supply output_bfd to bfd_elf_discard_info. scripttempl/elf.sc (.eh_frame_hdr): Add. * readelf.c (get_segment_type): Support PT_GNU_EH_FRAME.	25 years ago
H.J. Lu	484593416a	2001-11-27 H.J. Lu <hjl@gnu.org> * emulparams/elf_i386.sh (NO_SMALL_DATA): Set to yes. * emulparams/elf_i386_be.sh (NO_SMALL_DATA): Likewise. * emulparams/elf_i386_chaos.sh (NO_SMALL_DATA): Likewise. * emulparams/elf_i386_ldso.sh (NO_SMALL_DATA): Likewise. * emulparams/elf_x86_64.sh (NO_SMALL_DATA): Likewise. * emulparams/m68kelf.sh (NO_SMALL_DATA): Likewise. * emulparams/elf32_sparc.sh (NO_SMALL_DATA): Likewise. * emulparams/elf64_sparc.sh (NO_SMALL_DATA): Likewise. * scripttempl/elf.sc (SBSS): New. Define if ${NO_SMALL_DATA} is not empty. (SDATA): Likewise. (REL_SDATA): Likewise. (REL_SBSS): Likewise. (REL_SDATA2): Likewise. (REL_SBSS2): Likewise. (SBSS2): Define if ${NO_SMALL_DATA} is not empty. (SDATA2): Likewise.	25 years ago
Alan Modra	465bc359f9	* Makefile.am (CONFIG_STATUS_DEPENDENCIES): Define. (config.status): Delete rule. Add extra dependencies to cover sourced emulparams files. * Makefile.in: Regenerate. * scripttempl/elf.sc: Order <section>, <section>.* and corresponding linkonce sections as seen in input files. Formatting fixes. Zero vma of all sections if not relocating. (STACK): Define and insert if STACK_ADDR defined. (OTHER_RELOCATING_SECTIONS): Delete. (OTHER_END_SYMBOLS): Define. (OTHER_READONLY_SECTIONS): Always insert, not just when relocating. (OTHER_READWRITE_SECTIONS): Likewise. (OTHER_GOT_SECTIONS): Likewise. (OTHER_SDATA_SECTIONS): Likewise. (OTHER_BSS_SECTIONS): Likewise. * scripttempl/elfi370.sc (OTHER_READONLY_SECTIONS): Likewise. (OTHER_READWRITE_SECTIONS): Likewise. * scripttempl/nw.sc (OTHER_READONLY_SECTIONS): Likewise. (OTHER_READWRITE_SECTIONS): Likewise * emulparams/armelf.sh (OTHER_RELOCATING_SECTIONS): Delete. (STACK_ADDR): Define. * emulparams/armelf_oabi.sh: As for armelf.sh. * emulparams/elf32mcore.sh: As for armelf.sh. * emulparams/h8300elf.sh: As for armelf.sh. * emulparams/mn10200.sh: As for armelf.sh. * emulparams/shelf.sh: As for armelf.sh. * emulparams/elf32fr30.sh (OTHER_RELOCATING_SECTIONS): Delete. (OTHER_END_SYMBOLS): Define. * emulparams/m32relf.sh: As for elf32fr30.sh. * emulparams/h8300helf.sh: As for elf32fr30.sh. * emulparams/h8300self.sh: As for elf32fr30.sh. * emulparams/criself.sh (OTHER_READONLY_SECTIONS): Protect symbol defines with RELOCATING test. (OTHER_SDATA_SECTIONS): Likewise. (OTHER_RELOCATING_SECTIONS): Delete, replacing with.. (OTHER_END_SYMBOLS): ..this. * emulparams/crislinux.sh: As for criself.sh. * emulparams/elf32bmipn32.sh (OTHER_SDATA_SECTIONS): Zero vma if not relocating. (OTHER_RELOCATING_SECTIONS): Delete, replacing with.. (OTHER_SECTIONS): ..this. Zero vma if not relocating. Order normal and linkonce sections as seen in input files. * emulparams/elf32bmip.sh (DATA_ADDR): Don't define if EMBEDDED. (TEXT_DYNAMIC): Likewise. (INITIAL_READONLY_SECTIONS): Zero vma if not relocating. (OTHER_SDATA_SECTIONS): Likewise. * emulparams/elf32ppc.sh (OTHER_READWRITE_SECTIONS): Likewise. * emulparams/shlelf_linux.sh (OTHER_READWRITE_SECTIONS): Likewise. * emulparams/elf64alpha.sh (OTHER_READONLY_SECTIONS): Likewise. * emulparams/hppalinux.sh (OTHER_READONLY_SECTIONS): Likewise. * emulparams/elf64_aix.sh (OTHER_GOT_SECTIONS): Likewise. (OTHER_PLT_RELOC_SECTIONS): Likewise. (OTHER_READONLY_SECTIONS): Likewise. Order normal and linkonce sections as seen in input files. * emulparams/elf64_ia64.sh: As for emulparams/elf64_aix.sh. * emulparams/hppa64linux.sh (OTHER_READONLY_SECTIONS): Zero vma if not relocating. (OTHER_READWRITE_SECTIONS, OTHER_BSS_SECTIONS): Likewise. (OTHER_BSS_END_SYMBOLS): Merge from elf64hppa.sh. * emulparams/elf64mmix.sh (OTHER_RELOCATING_SECTIONS): Delete. (OTHER_SECTIONS): Instead, use this.. (OTHER_END_SYMBOLS): ..and this. * emulparams/elf32b4300.sh: Source elf32bmip.sh, remove duplicates. * emulparams/elf32bsmip.sh: Likewise. * emulparams/elf32btsmip.sh: Likewise. * emulparams/elf32ebmip.sh: Likewise. * emulparams/elf32lmip.sh: Likewise. * emulparams/elf32elmip.sh: Source elf32lmip.sh, remove duplicates. * emulparams/elf32lsmip.sh: Likewise. * emulparams/elf32ltsmip.sh: Source elf32btsmip.sh, remove duplicates. * emulparams/elf32l4300.sh: Source elf32b4300.sh, remove duplicates. * emulparams/elf64bmip.sh: Source elf32bmipn32.sh, remove duplicates. * emulparams/elf64btsmip.sh: Likewise. * emulparams/elf64ltsmip.sh: Source elf64btsmip.sh, remove duplicates. * emulparams/elf32lppc.sh: Source elf32ppc.sh, remove duplicates. * emulparams/elf32ppclinux.sh: Likewise. * emulparams/elf32ppcsim.sh: Likewise. * emulparams/elf32lppcsim.sh: Source elf32lppc.sh, remove duplicates. * emulparams/elf64hppa.sh: Source hppa64linux.sh, remove duplicates. * emulparams/h8300helf.sh: Source h8300elf.sh, remove duplicates. * emulparams/h8300self.sh: Likewise. * emulparams/mn10300.sh: Source mn10200.sh, remove duplicates. * emulparams/sh.sh: Comment. * emulparams/shl.sh: Source sh.sh, remove duplicates. * emulparams/shlelf.sh: Source shelf.sh, remove duplicates. * emulparams/shelf_linux.sh: Source shlelf_linux.sh, remove duplicates.	25 years ago
Jakub Jelinek	db6751f2e7	* 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. (elfNN_ia64_hash_table_create): Clear ia64_info. (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.	25 years ago
Alan Modra	563e308f24	* ld.texinfo: Document that fill values now use the four least significant bytes. * emulparams/elf32fr30.sh (NOP): Update. * emulparams/elf32mcore.sh: Likewise. * emulparams/elf64_s390.sh: Likewise. * emulparams/elf_i386.sh: Likewise. * emulparams/elf_i386_be.sh: Likewise. * emulparams/elf_i386_chaos.sh: Likewise. * emulparams/elf_i386_ldso.sh: Likewise. * emulparams/elf_s390.sh: Likewise. * emulparams/elf_x86_64.sh: Likewise. * emulparams/i386moss.sh: Likewise. * emulparams/i386nw.sh: Likewise. * emulparams/m68kelf.sh: Likewise. * scripttempl/elf.sc: Update NOP comment. * scripttempl/elfi370.sc: Likewise. * scripttempl/elfm68hc11.sc: Likewise. * scripttempl/elfm68hc12.sc: Likewise. * scripttempl/nw.sc: Likewise.	25 years ago
Richard Henderson	24098abb6c	* scripttempl/elf.sc, scripttempl/elfd30v.sc, scripttempl/elfm68hc11.sc, scripttempl/elfm68hc12.sc, scripttempl/v850.sc: Keep .jcr data.	25 years ago
Alan Modra	5253f23b62	* scripttempl/elf.sc: Move non-text .dynamic section before .plt/.got/.sdata* group. (OTHER_GOT_SECTIONS): Move to immediately after .got. (OTHER_SDATA_SECTIONS): Add. * emulparams/criself.sh: Use OTHER_SDATA_SECTIONS rather than OTHER_GOT_SECTIONS. * emulparams/crislinux.sh: Likewise. * emulparams/elf32b4300.sh: Likewise. * emulparams/elf32bmip.sh: Likewise. * emulparams/elf32bmipn32.sh: Likewise. * emulparams/elf32bsmip.sh: Likewise. * emulparams/elf32btsmip.sh: Likewise. * emulparams/elf32ebmip.sh: Likewise. * emulparams/elf32elmip.sh: Likewise. * emulparams/elf32l4300.sh: Likewise. * emulparams/elf32lmip.sh: Likewise. * emulparams/elf32lsmip.sh: Likewise. * emulparams/elf32ltsmip.sh: Likewise. * emulparams/elf64bmip.sh: Likewise. * emulparams/elf64btsmip.sh: Likewise. * emulparams/elf64ltsmip.sh: Likewise.	25 years ago
H.J. Lu	63653551a8	2001-07-03 H.J. Lu <hjl@gnu.org> * scripttempl/elf.sc (DYNAMIC_PAD): Revert the change made on 2001-07-03. It creates dynamic entries even for static binaries.	26 years ago
H.J. Lu	d303a449f2	2001-07-03 Jakub Jelinek <jakub@redhat.com> * scripttempl/elf.sc (DYNAMIC_PAD): New variable. (DYNAMIC): Use it to reserve few dynamic entries for post-linking tools.	26 years ago
Nick Clifton	3a9d486c00	Add .gnu.linkonce.wi.* to .debug_info sections.	26 years ago
Andreas Schwab	d73e9da0eb	* scripttempl/elf.sc: Fix last change to use correct comment syntax.	26 years ago
Geoffrey Keating	9ac4db9c1c	* scripttempl/elf.sc: Add a comment giving the correspondence between sections, per-datum sections, and linkonce sections. Make the comment true even for .bss, .sdata, .sdata2, .sbss, and .sbss2.	26 years ago
Hans-Peter Nilsson	53db15ed2a	* scripttempl/elf.sc (.init): Only do ${INIT_START} and ${INIT_END} if relocating. (.fini): Likewise ${FINI_START} and ${FINI_END}.	26 years ago
Alan Modra	987fd5b44e	Update list of targets supporting --gc-sections. KEEP .eh_frame contents.	27 years ago
Geoffrey Keating	4ab10e93d6	Correct previous misapplied patch.	27 years ago
Geoffrey Keating	6c86c54107	* scripttempl/elf.sc: Add support for .sbss2 and .sdata2 sections. Add new BSS_PLT variable for when .plt need not be contained in the file. Move _etext so that it is also after .fini, and provide both etext and _etext with a leading underscore. Mark the start and end of .sbss.	27 years ago
Richard Henderson	9e673ad141	* scripttempl/elf.sc: Place OTHER_PLT_RELOC_SECTION.	27 years ago

23 Commits (f5a8e22b7eff2102d6a187dc331b13a8ea55af17)