* 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.
bfd:
* elf32-sh.c: Include ../opcodes/sh-opc.h .
* Makefile.am: Ran make dep-am .
* Makefile.in: Ran make dep-in .
gas:
* config/tc-sh.c (md_assemble): Change isspace to ISSPACE.
(md_parse_option): Remove redundant -isa testing.
Make bfd_arch variable const.
(md_show_usage): Make bfd_arch variable const.
bfd:
* Makefile.am: Regenerate dependencies.
* Makefile.in: Regenerate.
* archures.c: Add bfd_mach_sh3_nommu .
* bfd-in2.h: Regenerate.
* cpu-sh.c: Add sh3-nommu architecture.
(bfd_to_arch_table): Create new table.
(sh_get_arch_from_bfd_mach): Create new function.
(sh_get_arch_up_from_bfd_mach): Create new function.
(sh_merge_bfd_arch): Create new function.
* elf32-sh.c (sh_ef_bfd_table): Add table.
(sh_elf_check_relocs): Replace switch statement with
use of sh_ef_bfd_table .
(sh_elf_get_flags_from_mach): Add new function.
(sh_find_elf_flags): Likewise.
(sh_elf_copy_private_data): Replace most of non-elf contents
with a call to sh_merge_bfd_arch() .
gas:
* Makefile.am: Regenerate dependecies.
* Makefile.in: Regenerate.
* config/tc-sh.c (valid_arch): Make unsigned.
(preset_target_arch): Likewise.
(md_begin): Use new architecture flags system.
(get_specific): Likewise.
(assemble_ppi): Likewise.
(md_assemble): Likewise. Also fix error check for bad opcodes.
(md_parse_option): Likewise. Also generate -isa values according
to the table in bfd/cpu-sh.c instead of just constants. Also
allow <arch>-up ISA variants.
(sh_elf_final_processing): Replace if-else chain with a call to
sh_find_elf_flags().
* testsuite/gas/sh/arch: New directory.
* testsuite/gas/sh/arch/arch.exp: New test script.
* testsuite/gas/sh/arch/arch_expected.txt: New file.
* testsuite/gas/sh/arch/sh.s: New file.
* testsuite/gas/sh/arch/sh2.s: New file.
* testsuite/gas/sh/arch/sh-dsp.s: New file.
* testsuite/gas/sh/arch/sh2e.s: New file.
* testsuite/gas/sh/arch/sh3-nommu.s: New file.
* testsuite/gas/sh/arch/sh3.s: New file.
* testsuite/gas/sh/arch/sh3-dsp.s: New file.
* testsuite/gas/sh/arch/sh3e.s: New file.
* testsuite/gas/sh/arch/sh4-nommu-nofpu.s: New file.
* testsuite/gas/sh/arch/sh4-nofpu.s: New file.
* testsuite/gas/sh/arch/sh4.s: New file.
* testsuite/gas/sh/arch/sh4a-nofpu.s: New file.
* testsuite/gas/sh/arch/sh4al-dsp.s: New file.
* testsuite/gas/sh/arch/sh4a.s: New file.
include/elf:
* sh.h (EF_SH_HAS_DSP): Remove.
(EF_SH_HAS_FP): Remove.
(EF_SH_MERGE_MACH): Remove.
(EF_SH4_NOFPU): Convert to decimal.
(EF_SH4A_NOFPU): Likewise.
(EF_SH4_NOMMU_NOFPU): Likewise.
(EF_SH3_NOMMU): Add new macro.
(EF_SH_BFD_TABLE): Likewise.
(sh_find_elf_flags): Add prototype.
(sh_elf_get_flags_from_mach): Likewise.
opcodes:
* sh-dis.c (target_arch): Make unsigned.
(print_insn_sh): Replace (most of) switch with a call to
sh_get_arch_from_bfd_mach(). Also use new architecture flags system.
* sh-opc.h: Redefine architecture flags values.
Add sh3-nommu architecture.
Reorganise <arch>_up macros so they make more visual sense.
(SH_MERGE_ARCH_SET): Define new macro.
(SH_VALID_BASE_ARCH_SET): Likewise.
(SH_VALID_MMU_ARCH_SET): Likewise.
(SH_VALID_CO_ARCH_SET): Likewise.
(SH_VALID_ARCH_SET): Likewise.
(SH_MERGE_ARCH_SET_VALID): Likewise.
(SH_ARCH_SET_HAS_FPU): Likewise.
(SH_ARCH_SET_HAS_DSP): Likewise.
(SH_ARCH_UNKNOWN_ARCH): Likewise.
(sh_get_arch_from_bfd_mach): Add prototype.
(sh_get_arch_up_from_bfd_mach): Likewise.
(sh_get_bfd_mach_from_arch_set): Likewise.
(sh_merge_bfd_arc): Likewise.
ld:
* testsuite/ld-sh/arch/arch.exp: New test script.
* testsuite/ld-sh/arch/arch_expected.txt: New file.
* testsuite/ld-sh/arch/sh.s: New file.
* testsuite/ld-sh/arch/sh2.s: New file.
* testsuite/ld-sh/arch/sh-dsp.s: New file.
* testsuite/ld-sh/arch/sh2e.s: New file.
* testsuite/ld-sh/arch/sh3-nommu.s: New file.
* testsuite/ld-sh/arch/sh3.s: New file.
* testsuite/ld-sh/arch/sh3-dsp.s: New file.
* testsuite/ld-sh/arch/sh3e.s: New file.
* testsuite/ld-sh/arch/sh4-nommu-nofpu.s: New file.
* testsuite/ld-sh/arch/sh4-nofpu.s: New file.
* testsuite/ld-sh/arch/sh4.s: New file.
* testsuite/ld-sh/arch/sh4a-nofpu.s: New file.
* testsuite/ld-sh/arch/sh4al-dsp.s: New file.
* testsuite/ld-sh/arch/sh4a.s: New file.
(R_PPC_*): Rename all occurrences to R_PPC64_*.
(R_PPC64_ADDR30): Rename all occurrences to R_PPC64_REL30.
(enum elf_ppc_reloc_type): Ditto to enum elf_ppc64_reloc_type.
(ppc64_elf_gc_sweep_hook): Handle R_PPC64_REL30 along with other
relative relocs, not with absolute ones.
* Makefile.am: Run "make dep-am".
* Makefile.in: Regenerate.
* po/SRC-POTFILES.in: Regenerate.
* Makefile.am (ALL_MACHINES): Use cpu-msp430.lo, not cpu-msp430.c.
(BFD32_BACKENDS): Use elf32-msp430.lo, not elf32-msp430.c.
* Makefile.in: Regenerate.
* elf32-i386.c: Don't defined ELF_ARCH etc. if this file is included
by a target variant implementation.
* elf64-alpha.c: Likewise.
* elf32-i386-fbsd.c: New file.
* elf64-alpha-fbsd.c: New file.
* targets.c: Support bfd_elf32_i386_freebsd_vec and
bfd_elf64_alpha_freebsd_vec.
* configure.in: Accept the vectors bfd_elf32_i386_freebsd_vec,
bfd_elf64_alpha_freebsd_vec.
* Makefile.am (BFD32_BACKENDS): Add elf32-i386-fbsd.lo.
(BFD32_BACKENDS_CFILES): Add elf32-i386-fbsd.c.
(BFD64_BACKENDS): Add elf64-alpha-fbsd.lo.
(BFD64_BACKENDS_CFILES): Add elf64-alpha-fbsd.c.
(elf32-i386-fbsd.lo, elf64-alpha-fbsd.lo): Add dependencies.
* config.bfd: For FreeBSD targets, set targ_defvec to a FreeBSD
specific targets. Define OLD_FREEBSD_ABI_LABEL if appropriate.
* config/tc-i386.h (ELF_TARGET_FORMAT): New macro.
(TARGET_FORMAT): Use ELF_TARGET_FORMAT instead of "elf32-i386".
* config/tc-i386.c (i386_target_format): Likewise.
* config/tc-alpha.h (ELF_TARGET_FORMAT): New macro.
(TARGET_FORMAT): Use ELF_TARGET_FORMAT instead of "elf64-alpha".
* emulparams/elf_i386_fbsd.sh: Set OUTPUT_FORMAT to
elf32-i386-freebsd.
* emulparams/elf64alpha_fbsd.sh: Set OUTPUT_FORMAT to
elf64-alpha-freebsd.
Approved by: Alan Modra <amodra@bigpond.net.au>
Message-ID: <20020715021113.GJ30362@bubble.sa.bigpond.net.au>
From Catherine Moore, Michael Meissner, Dave Brolley:
* po/SRC-POTFILES.in: Add cpu-frv.c and elf32-frv.c
* targets.c: Support bfd_elf32_frv_vec.
* reloc.c: Add FRV relocs.
* configure.in: Add support for bfd-elf32-frv-vec.
* config.bfd (targ_cpu): Add support for frv-*-elf.
* archures.c: Add frv arch and machines.
* Makefile.am (ALL_MACHINES): Add cpu-frv.lo.
(ALL_MACHINES_CFILES): Add cpu-frv.c.
(BFD32_BACKENDS): Add elf32-frv.lo.
(BFD32_BACKENDS_CFILES): Add elf32-frv.c
(cpu-frv.lo): New target.
(elf32-frv.lo): New target.
* cpu-frv.c: New file.
* elf32-frv.c: New file.
(elf32-mips.lo): remove dependency to coff/external.h.
* Makefile.in: Regenerate.
* configure.in: Add elfxx-mips.lo to all vectors using elf32-mips.lo
Remove elf32-mips.lo from 64 bit vectors. Update dependencies
accordingly.
* configure: Regenerate.
* elf-bfd.h: Move all MIPS ELF specific prototypes to elfxx-mips.h.
(irix_compat_t): IRIX compatibility level, moved from elf32-mips.c.
(elf_backend_mips_irix_compat, elf_backend_mips_rtype_to_howto): New
MIPS specific backend functions.
* elf32-mips.c: Moved most code to elfxx-mips.c.
(mips_elf_hi16_reloc): Rename from _bfd_mips_elf_hi16_reloc and make
static.
(mips_elf_lo16_reloc): Likewise, was _bfd_mips_elf_lo16_reloc.
(mips_elf_got16_reloc): Likewise, was _bfd_mips_elf_got16_reloc.
(mips_elf_gprel32_reloc): Likewise, was _bfd_mips_elf_gprel32_reloc.
(mips_elf32_rtype_to_howto): Rename from mips_rtype_to_howto. Changed
interface to allow selection of the right REL or RELA howto table.
(mips_elf32_object_p): Rename from _bfd_mips_elf_object_p and made
static. Let it refuse n32 objects.
(elf32_mips_grok_prstatus): Rename from _bfd_elf32_mips_grok_prstatus.
(elf32_mips_grok_psinfo): Rename from _bfd_elf32_mips_grok_psinfo.
(elf32_mips_discard_info): Rename from _bfd_elf32_mips_discard_info.
(elf32_mips_ignore_discarded_relocs): Rename from
_bfd_elf32_mips_ignore_discarded_relocs.
(elf32_mips_write_section): Rename from _bfd_elf32_mips_write_section.
(elf32_mips_irix_compat): New function, replaces IRIX_COMPAT.
(elf_mips_howto_table_rela): Remove.
* elf64-mips.c: Moved most code to elfxx-mips.c.
(bfd_elf64_bfd_reloc_type_lookup): Make static.
(mips_elf64_rtype_to_howto): New function.
(mips_elf64_object_p): Likewise.
(elf64_mips_irix_compat): Likewise.
* elfxx-mips.c: New file containing common code merged together from
elf32-mips.c and elf64-mips.c.
* elfxx-mips.h: New file containing MIPS specific prototypes from
elf-bfd.h.
* elfxx-target.h: Add handling for elf_backend_mips_irix_compat and
elf_backend_mips_rtype_to_howto.
2002-01-23 Alexandre Oliva <aoliva@redhat.com>
* reloc.c (R_SH_GOTPLT32, R_SH_GOT_LOW16, R_SH_GOT_MEDLOW16,
R_SH_GOT_MEDHI16, R_SH_GOT_HI16, R_SH_GOTPLT_LOW16,
R_SH_GOTPLT_MEDLOW16, R_SH_GOTPLT_MEDHI16, R_SH_GOTPLT_HI16,
R_SH_PLT_LOW16, R_SH_PLT_MEDLOW16, R_SH_PLT_MEDHI16,
R_SH_PLT_HI16, R_SH_GOTOFF_LOW16, R_SH_GOTOFF_MEDLOW16,
R_SH_GOTOFF_MEDHI16, R_SH_GOTOFF_HI16, R_SH_GOTPC_LOW16,
R_SH_GOTPC_MEDLOW16, R_SH_GOTPC_MEDHI16, R_SH_GOTPC_HI16,
R_SH_GOT10BY4, R_SH_GOTPLT10BY4, R_SH_GOT10BY8, R_SH_GOTPLT10BY8,
R_SH_COPY64, R_SH_GLOB_DAT64, R_SH_JMP_SLOT64, R_SH_RELATIVE64):
New relocs.
* libbfd.h, bfd-in2.h: Rebuilt.
* elf32-sh.c (sh_elf_howto_table): Define new relocs.
(sh_reloc_map): Map them.
(PLT_ENTRY_SIZE, elf_sh_plt0_entry_be, elf_sh_plt0_entry_le,
elf_sh_plt_entry_be, elf_sh_plt_entry_le, elf_sh_pic_plt_entry_be,
elf_sh_pic_plt_entry_le, elf_sh_plt0_entry, elf_sh_plt_entry,
elf_sh_pic_plt_entry, elf_sh_sizeof_plt, elf_sh_plt_plt0_offset,
elf_sh_plt0_gotplt_offset, elf_sh_plt_temp_offset,
elf_sh_plt_symbol_offset, elf_sh_plt_reloc_offset,
movi_shori_putval) [INCLUDE_SHMEDIA]: New.
(elf_sh_link_hash_entry) [INCLUDE_SHMEDIA]: Add
datalabel_got_offset.
(sh_elf_link_hash_newfunc): Initialize it.
(sh_elf_relocate_section): Augment the scope of
seen_stt_datalabel. Introduce GOTPLT support. Extend GOTPC, PLT,
GOT and GOTOFF handling to new SHmedia relocation types. Support
GOT_BIAS.
(sh_elf_check_relocs): Likewise.
(sh_elf_finish_dynamic_symbol) [TARGET_SHMEDIA]: Set up values in
PLT entries using movi_shori_putval. Support GOT_BIAS.
(sh_elf_finish_dynamic_sections): Likewise.
* elf32-sh64.c (shmedia_prepare_reloc): Do not add addend to
relocation, it's now done by the caller.
(GOT_BIAS): New.
* elf64-sh64.c (GOT_BIAS, PLT_ENTRY_SIZE, elf_sh64_sizeof_plt,
elf_sh64_plt_plt0_offset, elf_sh64_plt0_gotplt_offset,
elf_sh64_plt_temp_offset, elf_sh64_plt_symbol_offset,
elf_sh64_plt_reloc_offset, ELF_DYNAMIC_INTERPRETER,
elf_sh64_pcrel_relocs_copied, elf_sh64_link_hash_entry,
elf_sh64_link_hash_table, sh64_elf64_link_hash_traverse,
sh64_elf64_hash_table): New.
(sh_elf64_howto_table): Introduce new relocs.
(sh_elf64_info_to_howto): Accept new PIC relocs.
(sh_elf64_relocate_section): Augment the scope of
seen_stt_datalabel. Support new PIC relocs.
(sh_elf64_check_relocs): Support new PIC relocs.
(elf_sh64_plt0_entry_be, elf_sh64_plt0_entry_le,
elf_sh64_plt_entry_be, elf_sh64_plt_entry_le,
elf_sh64_pic_plt_entry_be, elf_sh64_pic_plt_entry_le,
elf_sh64_plt0_entry, elf_sh64_plt_entry, elf_sh64_pic_plt_entry,
sh64_elf64_link_hash_newfunc, sh64_elf64_link_hash_table_create,
movi_shori_putval, movi_3shori_putval,
sh64_elf64_create_dynamic_sections,
sh64_elf64_adjust_dynamic_symbol, sh64_elf64_discard_copies,
sh64_elf64_size_dynamic_sections,
sh64_elf64_finish_dynamic_symbol,
sh64_elf64_finish_dynamic_sections): New.
(elf_backend_create_dynamic-sections,
bfd_elf64_bfd_link_hash_table_create,
elf_backend_adjust_dynamic_symbol,
elf_backend_size_dynamic_sections,
elf_backend_finish_dynamic_symbol,
elf_backend_finish_dynamic_sections, elf_backend_want_got_plt,
elf_backend_plt_readonly, elf_backend_want_plt_sym,
elf_backend_got_header_size, elf_backend_plt_header_size):
Define.
2001-05-16 Alexandre Oliva <aoliva@redhat.com>
* elf32-sh.c: Renumbered and renamed some SH5 relocations to
match official numbers and names; moved unmaching ones to the
range 0xf2-0xff.
* elf32-sh64.c, elf64-sh64.c: Likewise.
2001-03-12 DJ Delorie <dj@redhat.com>
* elf32-sh.c (sh_elf_relax_section): Don't relax SHmedia
sections.
2001-03-12 DJ Delorie <dj@redhat.com>
* elf32-sh64.c (shmedia_prepare_reloc): Validate relocs that must
be aligned.
* elf64-sh64.c (sh_elf64_relocate_section): Ditto.
2001-01-14 Hans-Peter Nilsson <hpn@cygnus.com>
* elf32-sh64.c (bfd_elf32_bfd_copy_private_section_data): Define.
(sh64_elf_fake_sections): Set type to SHT_SH5_CR_SORTED for a
.cranges section with SEC_SORT_ENTRIES set.
(sh64_backend_section_from_shdr): Set SEC_SORT_ENTRIES on an
incoming sorted .cranges section.
(sh64_bfd_elf_copy_private_section_data): New.
(sh64_elf_final_write_processing): Only sort .cranges and modify
start address if called by linker.
2001-01-08 Ben Elliston <bje@redhat.com>
* elf32-sh64.c (sh64_elf_final_write_processing): Activate
Hans-Peter Nilsson's set bit 0 patch from 2001-01-06.
* elf64-sh64.c (sh64_elf64_final_write_processing): Ditto.
2001-01-06 Hans-Peter Nilsson <hpn@cygnus.com>
* elf64-sh64.c (sh_elf64_howto_table): No open brace at start of
line. Add comments before all entries.
<R_SH_PT_16, R_SH_SHMEDIA_CODE>: Correct and clarify describing
comment.
(sh_elf64_reloc): Correct head comment.
(sh_elf64_relocate_section): Correct spacing.
<relocating for a local symbol>: Do not honour STO_SH5_ISA32;
instead call reloc_dangerous callback.
<case R_SH_SHMEDIA_CODE>: New case.
(sh_elf64_gc_mark_hook): Correct spacing.
(sh_elf64_check_relocs): Ditto.
* elf32-sh64.c (shmedia_prepare_reloc) <case R_SH_SHMEDIA_CODE>:
New case.
* elf32-sh.c: Correct #endif comments for #ifndef-wrapped
functions.
(sh_elf_howto_table) <R_SH_PT_16, R_SH_SHMEDIA_CODE>: Correct,
clarify describing comment. Add comments before all entries.
(sh_elf_relocate_section) <relocating for a local symbol>: Do not
honour STO_SH5_ISA32; instead call reloc_dangerous callback.
2001-01-06 Hans-Peter Nilsson <hpn@cygnus.com>
Sort .cranges section in final link. Prepare to set bit 0 on
entry address.
* elf32-sh64.c (struct sh64_find_section_vma_data): New.
(sh64_elf_link_output_symbol_hook): Fix typo in prototype.
(sh64_elf_set_mach_from_flags): Set SEC_DEBUGGING on incoming
.cranges section.
(sh64_backend_section_from_shdr): New, to recognize
SHT_SH5_CR_SORTED on incoming .cranges section.
(elf_backend_section_from_shdr): Define.
(sh64_elf_final_write_processing): Sort outgoing .cranges
section. (New, temporarily disabled:) Set bit 0 on entry address
according to ISA type.
(sh64_find_section_for_address): New.
(crange_qsort_cmpb, crange_qsort_cmpl, crange_bsearch_cmpb,
crange_bsearch_cmpl): Move here from opcodes/sh64-dis.c.
(sh64_address_in_cranges): Move here from opcodes/sh64-dis.c. Use
bfd_malloc, not xmalloc.
(sh64_get_contents_type): Move here from opcodes/sh64-dis.c. Make
global.
* elf32-sh64.c (sh64_elf64_final_write_processing): New, (but
temporarily disabled) setting bit 0 on entry address.
(elf_backend_final_write_processing): Define.
2001-01-05 Hans-Peter Nilsson <hpn@cygnus.com>
* elf32-sh.c (sh_elf_howto_table) <R_SH_PT_16>: Adjust fields to
be a proper relocation for PTA and PTB rather than a marker.
<R_SH_IMMU5, R_SH_IMMS6, R_SH_IMMU6, R_SH_IMMS10, R_SH_IMMS10BY2,
R_SH_IMMS10BY4, R_SH_IMMS10BY8, R_SH_IMMS16, R_SH_IMMU16,
R_SH_IMM_LOW16, R_SH_IMM_LOW16_PCREL, R_SH_IMM_MEDLOW16,
R_SH_IMM_MEDLOW16_PCREL, R_SH_IMM_MEDHI16, R_SH_IMM_MEDHI16_PCREL,
R_SH_IMM_HI16, R_SH_IMM_HI16_PCREL, R_SH_64, R_SH_64_PCREL>:
Zero src_mask.
* elf64-sh64.c: Ditto.
(sh_elf64_relocate_section) <case R_SH_PT_16>: New case.
* elf32-sh64.c: Include opcodes/sh64-opc.h
(shmedia_prepare_reloc): Take a bfd_link_info pointer as first
argument. Drop const qualifiers from "bfd *" and "bfd_byte *"
parameters. No unused parameters. Caller changed.
<case R_SH_PT_16>: New case.
* Makefile.am (elf32-sh64.lo): Add dependency on sh64-opc.h.
* Makefile.in: Regenerate.
2000-12-30 Hans-Peter Nilsson <hpn@cygnus.com>
* elf64-sh64.c (sh64_elf64_fake_sections): Set SHF_SH5_ISA32 for
all code sections.
(sh_elf64_set_mach_from_flags): Change from EF_SH64 to EF_SH5.
(sh64_elf_merge_private_data): Ditto.
* elf32-sh64.c (sh64_elf_fake_sections): Use sh64_elf_section_data
to access stored section flags.
(sh64_elf_final_write_processing): Return immediately unless
called by linker. Use sh64_elf_section_data (cranges) to get size
of linker-generated cranges entries.
(sh64_elf_copy_private_data): Add missing "return true".
(sh64_elf_set_mach_from_flags): Change from EF_SH64 to EF_SH5.
(sh_elf64_merge_private_data): Ditto.
2000-12-19 Hans-Peter Nilsson <hpn@cygnus.com>
* elf64-sh64.c (sh64_elf64_fake_sections): New, copy of
elf64-sh64.c:sh64_elf_fake_sections.
(elf_backend_fake_sections): Define as sh64_elf64_fake_sections.
2000-12-18 Hans-Peter Nilsson <hpn@cygnus.com>
* elf32-sh64.c (sh64_elf_copy_private_data_internal): Delete.
(sh64_elf_final_write_processing): New.
(elf_backend_final_write_processing): Define.
(sh64_elf_fake_sections): Get header flags from tdata field.
(sh64_elf_copy_private_data): Do not call
sh64_elf_copy_private_data_internal, just copy e_flags field.
(sh64_elf_merge_private_data): Do not call
sh64_elf_copy_private_data_internal.
2000-12-12 Hans-Peter Nilsson <hpn@cygnus.com>
Remove EF_SH64_ABI64, let ELF size make difference.
Remove SH64-specific BFD section flag.
* elf32-sh64.c (sh64_elf_fake_sections): Recognize section as
containing SHmedia through elf_section_data (asect)->tdata
non-zero, not using a BFD section flag.
(sh64_elf_set_mach_from_flags): Don't recognize EF_SH64_ABI64.
(sh64_elf_merge_private_data): Similar.
(elf_backend_section_flags): Don't define.
(sh64_elf_backend_section_flags): Delete.
* elf64-sh64.c (sh_elf64_set_mach_from_flags): Recognize EF_SH64,
not EF_SH64_ABI64.
(sh_elf64_merge_private_data): Similar.
* section.c (Section flags definitions): Don't define
SEC_SH_ISA_SHMEDIA.
(bfd-in2.h): Regenerate.
2000-12-09 Hans-Peter Nilsson <hpn@cygnus.com>
Make DataLabel references work with partial linking.
* elf32-sh64.c: Fix formatting.
(sh64_elf_link_output_symbol_hook): New.
(elf_backend_link_output_symbol_hook): Define to
sh64_elf_link_output_symbol_hook.
(sh64_elf_add_symbol_hook): Make DataLabel symbol just global
undefined if partial linking. Adjust sanity check.
* elf64-sh64.c (sh64_elf64_link_output_symbol_hook): New.
(elf_backend_link_output_symbol_hook): Define to
sh64_elf64_link_output_symbol_hook.
(sh64_elf64_add_symbol_hook): Make DataLabel symbol just global
undefined if partial linking. Adjust sanity check.
2000-12-07 Hans-Peter Nilsson <hpn@cygnus.com>
Implement semantics for inter-file DataLabel references.
* elf64-sh64.c (DATALABEL_SUFFIX): Define.
(sh64_elf64_add_symbol_hook): New.
(sh_elf64_relocate_section): If passing an indirect symbol with
st_type STT_DATALABEL on the way to a symbol with st_other
STO_SH5_ISA32, do not bitor 1 to the relocation.
(elf_backend_add_symbol_hook): Define to
sh64_elf64_add_symbol_hook.
* elf64-sh32.c: Tweak comments.
(DATALABEL_SUFFIX): Define.
(sh64_elf_add_symbol_hook): New.
(elf_backend_add_symbol_hook): Define to sh64_elf_add_symbol_hook.
* elf32-sh.c (sh_elf_relocate_section): If passing an indirect
symbol with st_type STT_DATALABEL on the way to a symbol with
st_other STO_SH5_ISA32, do not bitor 1 to the relocation.
2000-12-05 Hans-Peter Nilsson <hpn@cygnus.com>
Pass through STT_DATALABEL.
* elf32-sh64.c (sh64_elf_get_symbol_type): New.
(elf_backend_get_symbol_type): Define.
* elf64-sh64.c (sh64_elf64_get_symbol_type): New.
(elf_backend_get_symbol_type): Define.
2000-11-30 Hans-Peter Nilsson <hpn@cygnus.com>
* elf32-sh64.c: Tweak comments.
(sh64_elf_copy_private_data_internal): Add prototype.
(bfd_elf32_bfd_set_private_flags): Define.
(sh64_elf_copy_private_data_internal): Compare machine name, not
textual BFD target name, to check whether to copy section flag
SHF_SH5_ISA32.
(sh64_elf_merge_private_data): Validize bfd_get_arch_size.
Tweak section-contents-type-mismatch message.
(shmedia_prepare_reloc): Add ATTRIBUTE_UNUSED markers.
Validize reloc-types.
* elf64-sh64.c: New file.
* targets.c (bfd_elf64_sh64_vec, bfd_elf64_sh64l_vec): Declare.
* Makefile.am (BFD64_BACKENDS): Add elf64-sh64.lo.
(BFD64_BACKENDS_CFILES): Add elf64-sh64.c.
Regenerate dependencies.
* Makefile.in: Regenerate.
* config.bfd (sh64-*-elf*): Add bfd_elf64_sh64_vec and
bfd_elf64_sh64l_vec.
* configure.in: Handle bfd_elf64_sh64_vec and
bfd_elf64_sh64l_vec.
* configure: Regenerate.
* po/POTFILES.in: Regenerate.
* po/bfd.pot: Regenerate.
2000-11-29 Hans-Peter Nilsson <hpn@cygnus.com>
* elf32-sh64.c (sh64_elf_set_mach_from_flags): Do not recognize
anything else but EF_SH64 and EF_SH64_ABI64.
(sh64_elf_merge_private_data): Emit error for anything else but
EF_SH64 and EF_SH64_ABI64.
* config.bfd: Remove bfd_elf32_shblin_vec and bfd_elf32_shlin_vec
from targ_selvecs.
* configure.in: Add cofflink.lo to bfd_elf32_sh64_vec and
bfd_elf32_sh64l_vec as a temporary measure.
* configure: Regenerate.
2000-11-27 Hans-Peter Nilsson <hpn@cygnus.com>
* cpu-sh.c (arch_info_struct): Include sh5 item
unconditionalized.
* config.bfd (sh64-*-elf*): Do not set targ_cflags.
Add targ_selvecs bfd_elf32_sh_vec, bfd_elf32_shl_vec,
bfd_elf32_shblin_vec and bfd_elf32_shlin_vec.
* elf32-sh64.c: Tweak comments.
(sh64_elf_set_mach_from_flags): Recognize all machine flags that
are proper subsets of SH64 as bfd_mach_sh5. Add EF_SH64_ABI64.
(sh64_elf_copy_private_data_internal): Wrap long line.
(sh64_elf_merge_private_data): Rewrite to allow objects from
SH64 subsets to be linked together.
(INCLUDE_SHMEDIA): Define.
* elf32-sh.c (sh_elf_relocate_section) <local symbol>:
Parenthesize plus-expression inside or-expression.
<global symbol>: Ditto.
(sh_elf_set_mach_from_flags): Remove code refusing
deleted EF_SH64_32BIT_ABI flag.
2000-11-26 Hans-Peter Nilsson <hpn@cygnus.com>
* elf32-sh.c (sh_elf_howto_table) <R_SH_IMM_LOW16_PCREL,
R_SH_IMM_MEDLOW16_PCREL, R_SH_IMM_MEDHI16_PCREL,
R_SH_IMM_HI16_PCREL, R_SH_64_PCREL>: Set pcrel_offset to true.
(sh_elf_relocate_section) <local symbol>: Or 1 in
calculation of relocation if sym->st_other & STO_SH5_ISA32.
<global symbol>: Ditto if h->other & STO_SH5_ISA32.
* elf32-sh64.c (shmedia_prepare_reloc): Add rel->r_addend to
relocation.
2000-11-24 Hans-Peter Nilsson <hpn@cygnus.com>
* Makefile.am (BFD32_BACKENDS): Add elf32-sh64.lo.
(BFD32_BACKENDS_CFILES): Add elf32-sh64.c.
Regenerate dependencies.
* Makefile.in: Regenerate.
* archures.c: Add bfd_mach_sh5.
* config.bfd: Map targ_cpu sh* to bfd_sh_arch.
Handle sh64-*-elf*. Set targ_cflags to -DINCLUDE_SHMEDIA.
* configure.in: Handle bfd_elf32_sh64_vec and bfd_elf32_sh64l_vec.
* configure: Regenerate.
* reloc.c (BFD_RELOC_SH_SHMEDIA_CODE, BFD_RELOC_SH_IMMU5,
BFD_RELOC_SH_IMMS6, BFD_RELOC_SH_IMMS6BY32, BFD_RELOC_SH_IMMU6,
BFD_RELOC_SH_IMMS10, BFD_RELOC_SH_IMMS10BY2,
BFD_RELOC_SH_IMMS10BY4, BFD_RELOC_SH_IMMS10BY8,
BFD_RELOC_SH_IMMS16, BFD_RELOC_SH_IMMU16, BFD_RELOC_SH_IMM_LOW16,
BFD_RELOC_SH_IMM_LOW16_PCREL, BFD_RELOC_SH_IMM_MEDLOW16,
BFD_RELOC_SH_IMM_MEDLOW16_PCREL, BFD_RELOC_SH_IMM_MEDHI16,
BFD_RELOC_SH_IMM_MEDHI16_PCREL, BFD_RELOC_SH_IMM_HI16,
BFD_RELOC_SH_IMM_HI16_PCREL, BFD_RELOC_SH_PT_16): New relocations.
* cpu-sh.c [INCLUDE_SHMEDIA] (arch_info_struct): Define and link
in item for SH5.
* elf32-sh.c [INCLUDE_SHMEDIA] (sh_elf_howto_table): Add howto items
for SHmedia relocs.
[INCLUDE_SHMEDIA] (sh_rel): Add mappings for SHmedia relocs.
[INCLUDE_SHMEDIA] (sh_elf_relocate_section) [default]: Call
shmedia_prepare_reloc, goto final_link_relocate if it returns
non-zero, else fail as before.
(sh_elf_set_mach_from_flags): Provide function only if not defined
as macro. Do not recognize objects with EF_SH64_32BIT_ABI set.
(sh_elf_set_private_flags): Provide function only if not defined
as a macro.
(sh_elf_copy_private_data): Similar.
(sh_elf_merge_private_data): Similar.
* section.c (SEC_SH_ISA_SHMEDIA): New.
* targets.c (bfd_elf32_sh64_vec, bfd_elf32_sh64l_vec): Declare.
* elf32-sh64.c: New file.
* libbfd.h: Regenerate.
* bfd-in2.h: Regenerate.
* po/POTFILES.in: Regenerate.
* po/bfd.pot: Regenerate.
* bfd-in2.h: Regenerate.
* libbfd.h: Regenerate.
* Makefile.am (BFD32_BACKENDS): Add elf32-sh-nbsd.lo.
(BFD32_BACKENDS_CFILES): Add elf32-sh-nbsd.c.
(elf32-sh-nbsd.lo): New rule.
* Makefile.in: Regenerate.
* config.bfd (sh*le-*-netbsdelf*): New target.
(sh*-*-netbsdelf*): New target.
* configure.in: Include netbsd-core.lo for native sh*-*-netbsd*.
(bfd_elf32_shnbsd_vec): New vector.
(bfd_elf32_shlnbsd_vec): New vector.
* configure: Regenerate.
* elf32-sh-nbsd.c: New file.
* targets.c: Update copyright years.
(_bfd_target_vector): Add bfd_elf32_shlnbsd_vec and
bfd_elf32_shnbsd_vec.
gas:
* configure.in (sh*le): Set cpu_type=sh and endian=little.
(sh*-*-netbsdelf*): New target.
* configure: Regenerate.
* tc-sh.h: Update copyright years.
(TARGET_FORMAT): Add version for TE_NetBSD.
ld:
* Makefile.am (ALL_EMULATIONS): Add eshelf_nbsd.o and eshlelf_nbsd.o.
(eshelf_nbsd.c): New rule.
(eshlelf_nbsd.c): New rule.
* Makefile.in: Regenerate.
* configure.tgt (sh*le-*-netbsdelf*): New target.
(sh*-*-netbsdelf*): New target.
* emulparams/shelf.sh: Document that shelf_nbsd.sh sources this file.
* ld/emulparams/shelf_nbsd.sh: New emulation.
* ld/emulparams/shlelf_nbsd.sh: New emulation.
2001-12-07 Geoffrey Keating <geoffk@redhat.com>
Richard Henderson <rth@redhat.com>
Corinna Vinschen <vinschen@redhat.com>
* Makefile.am: Add support for xstormy16.
* archures.c: Add support for xstormy16.
* config.bfd: Add support for xstormy16.
* configure.in: Add support for xstormy16.
* reloc.c: Add support for xstormy16.
* targets.c: Add support for xstormy16.
* cpu-xstormy16.c: New file.
* elf32-xstormy16.c: New file.
* Makefile.in: Regenerated.
* bfd-in2.h: Regenerated.
* configure: Regenerated.
* libbfd.h: Regenerated.
Index: binutils/ChangeLog
2001-12-07 Geoffrey Keating <geoffk@redhat.com>
* readelf.c (guess_is_rela): Add support for stormy16.
(dump_relocations): Likewise.
(get_machine_name): Likewise.
Index: gas/ChangeLog
2001-12-07 Geoffrey Keating <geoffk@redhat.com>
Richard Henderson <rth@redhat.com>
* configure.in: Add support for xstormy16.
* configure: Regenerated.
* Makefile.am: Add support for xstormy16.
* Makefile.in: Regenerated.
* config/tc-xstormy16.c: New file.
* config/tc-xstormy16.h: New file.
Index: gas/testsuite/ChangeLog
2001-12-07 Geoffrey Keating <geoffk@redhat.com>
matthew green <mrg@redhat.com>
* gas/xstormy16/allinsn.d: New file.
* gas/xstormy16/allinsn.exp: New file.
* gas/xstormy16/allinsn.s: New file.
* gas/xstormy16/allinsn.sh: New file.
* gas/xstormy16/gcc.d: New file.
* gas/xstormy16/gcc.s: New file.
* gas/xstormy16/gcc.sh: New file.
* gas/xstormy16/reloc-1.d: New file.
* gas/xstormy16/reloc-1.s: New file.
* gas/xstormy16/reloc-2.d: New file.
* gas/xstormy16/reloc-2.s: New file.
Index: ld/ChangeLog
2001-12-07 Geoffrey Keating <geoffk@redhat.com>
Richard Henderson <rth@redhat.com>
* Makefile.am: Add support for xstormy16.
* configure.tgt: Add support for xstormy16.
* Makefile.in: Regenerate.
* emulparams/elf32xstormy16.sh: New file.
* scripttempl/xstormy16.sc: New file.
Index: opcodes/ChangeLog
2001-12-07 Geoffrey Keating <geoffk@redhat.com>
* Makefile.am: Add support for xstormy16.
* Makefile.in: Regenerate.
* configure.in: Add support for xstormy16.
* configure: Regenerate.
* disassemble.c: Add support for xstormy16.
* xstormy16-asm.c: New generated file.
* xstormy16-desc.c: New generated file.
* xstormy16-desc.h: New generated file.
* xstormy16-dis.c: New generated file.
* xstormy16-ibld.c: New generated file.
* xstormy16-opc.c: New generated file.
* xstormy16-opc.h: New generated file.
Index: include/ChangeLog
2001-12-07 Geoffrey Keating <geoffk@redhat.com>
* dis-asm.h (print_insn_xstormy16): Declare.
Index: include/elf/ChangeLog
2001-12-07 Geoffrey Keating <geoffk@redhat.com>
Richard Henderson <rth@redhat.com>
* common.h (EM_XSTORMY16): Define.
* xstormy16.h: New file.
BFD64_LIBS, make the latter depending on the availability of BFD64.
Add archive64.c source file.
* archive64.c: New file implementing bfd_elf64_archive_slurp_armap
and bfd_elf64_archive_write_armap, code from elf64-mips.c
* archive.c (bfd_slurp_armap): Add ELF64 archive support.
* config.bfd (mips*-*-irix6*): Allow with BFD64 only.
(mips64*el-*-linux*): Likewise.
(mips*el-*-linux*): Likewise. Reorder entries.
* configure.in (bfd_libs): Define in dependency of BFD64 and
AC_SUBST it.
* elf64-mips.c (mips_elf64_slurp_armap): Remove, use
bfd_elf64_archive_slurp_armap instead.
(mips_elf64_write_armap): Remove, use bfd_elf64_archive_write_armap
instead.
(BFD32_BACKENDS_CFILES): Add elf-strtab.c.
(elf-strtab.lo): Add rule.
* Makefile.in: Rebuilt.
* configure.in (elf): Add elf-strtab.lo.
* configure: Rebuilt.
* elf-bfd.h (elf_strtab_hash): Forward declare.
(struct elf_link_hash_table): Change dynstr type to
struct elf_strtab_hash *.
(struct elf_obj_tdata): Change strtab_ptr type to
struct elf_strtab_hash *.
(_bfd_elf_strtab_init, _bfd_elf_strtab_free, _bfd_elf_strtab_add,
_bfd_elf_strtab_addref, _bfd_elf_strtab_delref,
_bfd_elf_strtab_clear_all_refs, _bfd_elf_strtab_size,
_bfd_elf_strtab_offset, _bfd_elf_strtab_emit,
_bfd_elf_strtab_finalize): New prototypes.
* elf-strtab.c: New file.
* elflink.h (elf_link_add_object_symbols): Use _bfd_elf_strtab_add
and _bfd_elf_strtab_size instead of _bfd_stringtab calls.
Call _bfd_elf_strtab_delref if DT_NEEDED entry is not needed or
when forcing dynamic symbol to local.
(elf_link_create_dynamic_sections): Call
_bfd_elf_strtab_init instead of elf_stringtab_init.
(elf_link_record_local_dynamic_symbol): Likewise, change
dynstr type. Use _bfd_elf_strtab functions instead of
_bfd_stringtab calls.
(size_dynamic_sections): Use _bfd_elf_strtab functions instead of
_bfd_stringtab calls. For DT_RUNPATH and Verdaux vda_name fields,
call _bfd_elf_strtab_addref. Call elf_finalize_dynstr.
(elf_adjust_dynstr_offsets, elf_finalize_dynstr): New functions.
(elf_fix_symbol_flags): Call _bfd_elf_strtab_delref when forcing
dynamic symbol to local.
(elf_link_assign_sym_version): Likewise.
(elf_bfd_final_link): Call _bfd_elf_strtab_emit instead of
_bfd_stringtab_emit.
* elflink.c (_bfd_elf_link_record_dynamic_symbol): Change dynstr
type. Call _bfd_elf_strtab functions instead of
_bfd_stringtab functions.
* elf64-sparc.c (sparc64_elf_size_dynamic_sections): Likewise.
* elf.c (_bfd_elf_init_reloc_shdr): Likewise.
(elf_fake_sections): Likewise.
(assign_section_numbers): Call _bfd_elf_strtab_clear_all_refs
on shstrtab hash table, call _bfd_elf_strtab_addref on each section
name in the output. Call _bfd_elf_strtab_finalize and
use _bfd_elf_strtab_offset to finalize sh_name section header fields.
(_bfd_elf_compute_section_file_positions): Use _bfd_elf_strtab_size
instead of _bfd_stringtab_size.
(prep_headers): Change shstrtab type.
Use _bfd_elf_strtab calls instead of _bfd_stringtab calls.
depends on $(BFD_H) $(BFD_H_DEPS) $(LOCAL_H_DEPS), not just those
backends we configure. Run "make dep-am".
(install-data-local): Install symcat.h.
* dep-in.sed: Remove symcat.h from dependencies.
* Makefile.in: Regenerate.
coffdu-rs6000.{lo,c}.
(coff-pmac.lo, coff-rs6000.lo, coff64-rs6000.lo): Add dependency
on xcoff.h
* Makefile.in: Regenerate.
* xcoff.h: New file.
* coff-pmac.c: Use xcoff.h instead of coff-rs6000.c.
* coff-rs6000.c: Move all declarations and defines that are
common to the xcoff backends into xcoff.h
* coff64-rs6000.c: Ditto,
bfd:
* Makefile.am (coff64-rs6000.lo): New rule.
* Makefile.in: Regenerate.
* coff-rs6000.c (xcoff_mkobject, xcoff_copy_private_bfd_data,
xcoff_is_local_label_name, xcoff_rtype2howto,
xcoff_reloc_type_lookup, xcoff_slurp_armap, xcoff_archive_p,
xcoff_read_ar_hdr, xcoff_openr_next_archived_file, xcoff_write_armap,
xcoff_write_archive_contents): No longer static, and prefix with _bfd_.
(NO_COFF_SYMBOLS): Define.
(xcoff64_swap_sym_in, xcoff64_swap_sym_out, xcoff64_swap_aux_in,
xcoff64_swap_aux_out): New functions; handle xcoff symbol tables
internally.
(MINUS_ONE): New macro.
(xcoff_howto_tabl, xcoff_reloc_type_lookup): Add 64 bit POS
relocation.
(coff_SWAP_sym_in, coff_SWAP_sym_out, coff_SWAP_aux_in,
coff_SWAP_aux_out): Map to the new functions.
* coff64-rs6000.c: New file.
* libcoff.h (bfd_coff_backend_data): Add new fields
_bfd_coff_force_symnames_in_strings and
_bfd_coff_debug_string_prefix_length.
(bfd_coff_force_symnames_in_strings,
bfd_coff_debug_string_prefix_length): New macros for above fields.
* coffcode.h (coff_set_arch_mach_hook): Handle XCOFF64 magic.
Set machine to 620 for XCOFF64. Use bfd_coff_swap_sym_in instead
of using coff_swap_sym_in directly.
(FORCE_SYMNAMES_IN_STRINGS): New macro, defined for XCOFF64.
(coff_set_flags) Set magic for XCOFF64.
(coff_compute_section_file_positions): Add symbol name length to
string section length if bfd_coff_debug_string_prefix_length is
true.
(coff_write_object_contents): Don't do reloc overflow for XCOFF64.
(coff_slurp_line_table): Use bfd_coff_swap_lineno_in instead of
using coff_swap_lineno_in directly.
(bfd_coff_backend_data): Add _bfd_coff_force_symnames_in_strings
and _bfd_coff_debug_string_prefix_length fields.
* coffgen.c (coff_fix_symbol_name, coff_write_symbols): Force
symbol names into strings table when
bfd_coff_force_symnames_in_strings is true.
* coffswap.h (MAX_SCNHDR_NRELOC, MAX_SCNHDR_NLNNO, GET_RELOC_VADDR,
SET_RELOC_VADDR): New macros.
(coff_swap_reloc_in, coff_swap_reloc_out): Use above macros.
(coff_swap_aux_in, coff_swap_aux_out): Remove RS6000COFF_C
code.
(coff_swap_aouthdr_in, coff_swap_aouthdr_out): Handle XCOFF64
changes within RS6000COFF_C specific code.
(coff_swap_scnhdr_out): Use PUT_SCNHDR_NLNNO, PUT_SCNHDR_NRELOC,
MAX_SCNHDR_NRELOC, and MAX_SCNHDR_NLNNO.
* reloc.c (bfd_perform_relocation, bfd_install_relocation):
Extend existing hack on target name.
* xcofflink.c (XCOFF_XVECP): Extend existing hack on
target name.
* coff-tic54x.c (ticof): Keep up to date with new fields
in bfd_coff_backend_data.
* config.bfd: Add bfd_powerpc_64_arch to targ_arch and define
targ_selvecs to include rs6000coff64_vec for rs6000.
* configure.in: Add rs6000coff64_vec case.
* cpu-powerpc.c: New bfd_arch_info_type.
gas:
* as.c (parse_args): Allow md_parse_option to override -a listing
option.
* config/obj-coff.c (add_lineno): Change type of offset parameter
from "int" to "bfd_vma."
* config/tc-ppc.c (md_pseudo_table): Add "llong" and "machine."
(ppc_mach, ppc_subseg_align, ppc_target_format): New.
(ppc_change_csect): Align correctly for XCOFF64.
(ppc_machine): New function, which discards "ppc_machine" line.
(ppc_tc): Cons for 8 when code is 64 bit.
(md_apply_fix3): Don't check operand->insert. Handle 64 bit
relocations.
(md_parse_option): Handle -a64 and -a32.
(ppc_xcoff64): New.
* config/tc-ppc.h (TARGET_MACH): Define.
(TARGET_FORMAT): Move to function.
(SUB_SEGMENT_ALIGN): Use ppc_subseg_align.
include:
* include/coff/rs6k64.h: New file.
opcodes:
* configure.in: Add bfd_powerpc_64_arch.
* disassemble.c (disassembler): Use print_insn_big_powerpc for
64 bit code.
Add ``-W -Wall'' to sub-directories bfd, binutils, gas gprof, ld and
opcodes by the addition of WARN_CFLAGS to Makefile.am and configury to
set it. Add configure option --enable-build-warnings.
Re-generate all and sundry using auto*-000227.
* libpei.h: New file, broken out of peicode.h.
* peigen.c: New file, broken out of peicode.h.
* peicode.h: A bunch of code moved out to libpei.h and peigen.c.
* configure.in: Add peigen.lo to list of files required for each
PE target.
* Makefile.am: Rebuild dependencies.
(BFD32_BACKENDS): Add peigen.lo.
(BFD32_BACKENDS_CFILES): Add peigen.c.
(SOURCE_HFILES): Add libpei.h.
* configure, Makefile.in: Rebuild.
