bfd ChangeLog

[deliverable/binutils-gdb.git] / gas / ChangeLog

2004-10-07  Bob Wilson  <bob.wilson@acm.org>

        * 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.

2004-10-07  Richard Sandiford  <rsandifo@redhat.com>

        * config/tc-mips.c (append_insn): Use fix_new rather than fix_new_exp
        to build the second and third fixups for a composite relocation.
        (macro_read_relocs): New function.
        (macro_build): Use it.
        (s_cpsetup): Pass all three composite relocation codes to macro_build.
        Simplify fragging code accordingly.
        (s_gpdword): Use fix_new rather than fix_new_exp for the second part
        of the composite relocation.  Set fx_tcbit in both fixups.

2004-10-07  Richard Sandiford  <rsandifo@redhat.com>

        * config/tc-mips.c (append_insn): Set fx_tcbit for composite relocs.
        (md_apply_fix3): Don't treat composite relocs as done.

2004-10-07  Jan Beulich <jbeulich@novell.com>

        * macro.c (macro_expand_body): When ELF, use .LL rather than LL as
        prefix for symbol names generated from the LOCAL macro directive.

        * dw2gencfi.c (select_cie_for_fde): When separating CIE out from
        FDE, treat a DW_CFA_remember_state as we do a DW_CFA_advance_loc.

2004-10-07  Tomer Levi  <Tomer.Levi@nsc.com>

        * config/tc-crx.c (preprocess_reglist): Handle Co-processor
        Special registers. 
        (md_assemble): Add error checking for Co-Processor instructions.
        (get_cinv_parameters): Add 'b' option to invalidate the
        branch-target cache.

2004-10-05  Paul Brook  <paul@codesourcery.com>

        * config/tc-arm.c (unwind): New variable.
        (vfp_sp_encode_reg): New function.
        (vfp_sp_reg_required_here): Use it.
        (vfp_sp_reg_list, vfp_dp_reg_list): Remove.
        (vfp_parse_reg_list): New function.
        (s_arm_unwind_fnstart, s_arm_unwind_fnend, s_arm_unwind_cantunwind,
        s_arm_unwind_personality, s_arm_unwind_personalityindex,
        s_arm_unwind_handlerdata, s_arm_unwind_save, s_arm_unwind_movsp,
        s_arm_unwind_pad, s_arm_unwind_setfp, s_arm_unwind_raw): New
        functions.
        (md_pseudo_table): Add them.
        (do_vfp_reg2_from_sp2): Use vfp_parse_reg_list and vfp_sp_encode_reg.
        (do_vfp_sp2_from_reg2, vfp_sp_ldstm, vfp_dp_ldstm): Ditto.
        (set_section, add_unwind_adjustsp, flush_pending_unwind,
        finish_unwind_opcodes, start_unwind_section, create_unwind_entry,
        require_hashconst, add_unwind_opcode): New functions.
        * doc/tc-arm.text: Document unwinding opcodes.
        * NEWS: Mention the new feature.

2004-10-04  Eric Christopher  <echristo@redhat.com>

        * config/tc-mips.c (md_apply_fix3): Remove erroneous assert.

2004-10-01  H.J. Lu  <hongjiu.lu@intel.com>

        * config/tc-ppc.c (md_apply_fix3): Call S_SET_THREAD_LOCAL for
        TLS relocations.
        * config/tc-s390.c (md_apply_fix3): Likewise.
        * config/tc-sparc.c (md_apply_fix3): Likewise.

2004-10-01  Paul Brook  <paul@codesourcery.com>

        * config/tc-arm.c (arm_elf_section_type): New function.
        (arm_elf_change_section): Set section link for exidx sections.
        * config/tc-arm.h (arm_elf_section_type): Add prototype.
        (md_elf_section_type): Define.

2004-10-01  Bill Farmer  <Bill@the-farmers.freeserve.co.uk>

        * config/tc-pdp11.c (md_apply_fix3): Change to sign of the SOB
        instruction's offset.

2004-10-01  Adam Nemet  <anemet@lnxw.com>

        * (TARGET_FORMAT): Remove LynxOS COFF definition.

2004-10-01  Ravi Ramaseshan  <ravi.ramaseshan@codito.com>

        * config/tc-arc.c (tc_gen_reloc): Don't assume fixP->fx_addsy is an
        asymbol *, instead use symbol_get_bfdsym.

2004-09-30  Linus Nielsen Feltzing  <linus@haxx.se>

        * config/tc-m68k.c (select_control_regs): Add mcf5249.

2004-09-30  Paul Brook  <paul@codesourcery.com>

        * config/tc-arm.c (do_smi, do_nop): New functions.
        (insns): Add ARMv6ZK instructions.
        (md_apply_fix3): Handle BFD_RELOC_ARM_SMI.
        (tc_gen_reloc): Ditto.
        (arm_cpus): Add mpcore and arm1176.
        (arm_archs): Add armv6{k,z,zk}.
        * doc/c-arm.texi: Document new cores and architectures.

2004-09-30  Nick Clifton  <nickc@redhat.com>

        * config/tc-arm.c: Use ISO C90 formatting.

2004-09-30  Vladimir Ivanov  <vladitx@nucleusys.com>

        * config/tc-arm.c (mav_reg_required_here): Allow REG_TYPE_CN
        as alternative when REG_TYPE_MVF, REG_TYPE_MVD, REG_TYPE_MVFX or
        REG_TYPE_MVDX is expected.

2004-09-29  Marc Bevand  <m.bevand@gmail.com>

        * doc/c-i386.texi (i386-Mnemonics): Fix typo.

2004-09-21  James E Wilson  <wilson@specifixinc.com>

        * config/tc-ia64.c (ENCODED_PSP_OFFSET): New.
        (output_rp_psprel, output_pfs_psprel, output_preds_psprel,
        output_spill_base, output_unat_psprel, output_lc_psprel,
        output_fpsr_psprel, output_priunat_psprel, output_bsp_psprel,
        output_bsprestore_psprel, output_rnat_psprel, output_spill_psprel,
        output_spill_psprel_p): Use it.

2004-09-20  Tomer Levi  <Tomer.Levi@nsc.com>

        * config/tc-crx.c (handle_LoadStor): New function.
        Handle load/stor unique instructions before parsing.

2004-09-17  Paul Brook  <paul@codesourcery.com>

        * config/tc-arm.c (s_arm_rel31): New funciton.
        (md_pseudo_table): Add .rel31.
        (md_apply_fix3): Handle BFD_RELOC_ARM_TARGET2,
        BFD_RELOC_32_PCREL and BFD_RELOC_ARM_PREL31.
        (tc_gen_reloc): Handle BFD_RELOC_ARM_PREL31 and BFD_RELOC_ARM_TARGET2.
        (arm_fix_adjustable): Return 0 for BFD_RELOC_ARM_TARGET2.
        (arm_parse_reloc): Add (target2).

2004-09-17  Alan Modra  <amodra@bigpond.net.au>

        * Makefile.am: Run "make dep-am".
        * Makefile.in: Regenerate.
        * aclocal.m4: Regenerate.
        * configure: Regenerate.
        * doc/Makefile.in: Regenerate.
        * po/POTFILES.in: Regenerate.
        * po/gas.pot: Regenerate.

2004-09-14  Hideki IWAMOTO  <h-iwamoto@kit.hi-ho.ne.jp>

        * config/tc-mmix.c [!LLONG_MIN]: Correct #elsif to #elif.
        [!LLONG_MAX]: Ditto.

2004-09-13  Paul Brook  <paul@codesourcery.com>

        * config/tc-arm.c: Rename RELABS to TARGET1.

2004-09-13  Alan Modra  <amodra@bigpond.net.au>

        * messages.c (as_internal_value_out_of_range): Cast values passed
        to as_bad_where or as_warn_where to proper type.

2004-09-11  Theodore A. Roth  <troth@openavr.org>

        * config/tc-avr.c: Add support for
        atmega48, atmega88, atmega168, attiny13, attiny2313, at90can128.

2004-09-09  Alan Modra  <amodra@bigpond.net.au>

        * dw2gencfi.c (select_cie_for_fde): When separating CIE out
        from FDE, treat a CFI_escape as we do a DW_CFA_advance_loc.

2004-09-08  Paul Brook  <paul@codesourcery.com>

        * config/obj-elf.c (obj_elf_section_type): Handle init_array,
        fini_array and preinit_array section types.
        * config/tc-ia64.c (ia64_elf_section_type): Remove init_array
        and fini_array.
        * doc/as.texinfo: Document extra section types.

2004-09-02  Mark Mitchell  <mark@codesourcery.com>

        * Makefile.am (TARG_ENV_HFILES): Add te-symbian.h.
        * Makefile.in: Regenerated.
        * configure.in: Set em for arm*-*-symbianelf*.
        * configure: Regenerated.
        * config/tc-arm.c (elf32_arm_target_format): Use Symbian target
        vectors when appropriate.
        * config/te-symbian.h: New file.

2004-09-03  Tomer Levi  <Tomer.Levi@nsc.com>

        * config/tc-crx.c (gettrap): Exception vector can be case
        insensitive.
        (process_label_constant): Fix a 32-bit displacement bug in branch
        instructions.
        (get_operandtype) : Bug fix, wrong operand was used.
        (process_label_constant): Initialize relocation type to
        BFD_RELOC_NONE

2004-09-01  Richard Earnshaw < reanrsha@arm.com>

        * tc-arm.c (arm_cpus, arm_fpus): Allow <cpu>-s as well as <cpu>s
        for synthesizable cores.

        * doc/c-arm.texi (ARM Options): Document canonical names of CPUs.

2004-08-25  Dmitry Diky  <diwil@spec.ru>

        * config/tc-msp430.c:   Clean-up the code.
        (md_relax_table): New relax table.
        (mcu_types): Sort MCU types.
        (md_pseudo_table): Add .profiler pseudo handler.
        (pow2value): New function.
        (msp430_profiler): New function.
        (msp430_operands): Add new insns handlers.
        (msp430_srcoperand): Add register operand handler, allow complex
        expressions.
        (md_estimate_size_before_relax): Rewritten.
        (md_convert_frag): Rewritten.
        (msp430_relax_frag): New function.
        * config/tc-msp430.h (md_relax_frag): define macro
        * doc/c-msp430.texi: Update information.

2004-08-24  Nick Clifton  <nickc@redhat.com>

        * as.c (std_shortopts): Allow -g to take an optional argument.
        (parse_args): Pass any switch starting with -g on to the backend
        for parsing.

2004-08-18  Mark Mitchell  <mark@codesourcery.com>

        * configure.in (arm*-*-symbianelf*): New target.
        (arm*-*-eabi*): Likewise.
        * configure: Regenerated.

2004-08-18  Thiemo Seufer  <seufer@csv.ica.uni-stuttgart.de>
        * config/tc-mips.c (append_insn): Handle delay slots in branch likely
        correctly.

2004-08-18  Jakub Jelinek  <jakub@redhat.com>

        * config/tc-ia64.c (start_unwind_section): Add linkonce_empty
        argument, don't do anything if current section is not
        .gnu.linkonce.t.* and linkonce_empty is set.
        (generate_unwind_image, dot_endp): Adjust callers, call
        start_unwind_section (*, 1) if nothing will be put into the
        section.

2004-08-17  Nick Clifton  <nickc@redhat.com>

        * as.c (MD_DEBUG_FORMAT_SELECTOR): Provide default definition.
        (show_usage): Add -g.
        (std_longopts): Add --gen-debug.  Alpha sort the table.
        (parse_args): Print an error message if a switch is not handled.
        Handle the -g switch, calling md_debug_format_selector() if
        necessary.
        * NEWS: Mention new feature.
        * doc/as.texinfo: Document new switch.
        * doc/internals.texi: Document behaviour of md_parse_option.

        * config/tc-arm.c (md_parse_option): Do not issue an error message
        if the switch is not recognised.
        * config/tc-m68k.c (md_parse_option): Likewise.
        * config/tc-pdp11.c (md_parse_option): Likewise.
        * config/tc-v850.c (md_parse_option): Likewise.

        * as.h: Fix up formatting.
        * tc.h: Likewise.

2004-08-16  Nick Clifton  <nickc@redhat.com>

        * macro.c (macro_set_alternate): Use ISO C90 formatting.

        * configure.in: Sort architecture based tables alphabetically.
        * configure: Regenerate.

2004-08-16  Alan Modra  <amodra@bigpond.net.au>

        * config/tc-ppc.c (tc_ppc_regname_to_dw2regnum <regnames>): Replace
        { "cc", 68 }, with { "cr", 70 }.

2004-08-13 Jan Beulich <jbeulich@novell.com>
           Nick Clifton <nickc@redhat.com>

        * as.c: Add and handle new --alternate command line option.
        * macro.c (macro_set_alternate): New.
        * macro.h (macro_set_alternate): Declare.
        * read.c: Add and handle new .altmacro and .noaltmacro directives.
        * doc/as.texinfo: Document new command line option and pseudo-ops
        as well as insert documentation originating from gasp about
        alternate macro syntax.
        * NEWS: Mention new command line option and pseudo-ops.

2004-08-10  Mark Mitchell  <mark@codesourcery.com>

        * expr.c (operand): Handle the "~", "-", and "!" operators applied
        to bignums.

2004-08-06  Paul Brook  <paul@codesourcery.com>

        * config/tc-arm.c (md_apply_fix3, tc_gen_reloc, arm_parse_reloc):
        Handle new relocations.
        * include/elf/arm.h (elf_arm_reloc_type): Add new EABI relocations.

2004-08-05  Bob Wilson  <bob.wilson@acm.org>

        * write.c (relax_segment): Use was_address instead of address when
        setting fr_fix field for align frag due to backwards .org.

2004-07-29  Alexandre Oliva  <aoliva@redhat.com>

        Introduce SH2a support.
        2004-02-24  Corinna Vinschen  <vinschen@redhat.com>
        * config/tc-sh.c (get_specific): Change arch_sh2a_up to
        arch_sh2a_nofpu_up.
        2004-02-24  Corinna Vinschen  <vinschen@redhat.com>
        * config/tc-sh.c (md_parse_option): Add sh2a-nofpu ISA handling.
        2004-02-20  Corinna Vinschen  <vinschen@redhat.com>
        * config/tc-sh.c (sh_elf_final_processing): Move sh2a recognition
        to end of conditional expression.
        2004-02-20  Corinna Vinschen  <vinschen@redhat.com>
        * config/tc-sh.c: Add sh2a-nofpu support.
        2003-12-29  DJ Delorie  <dj@redhat.com>
        * tc-sh.c: Add sh2a support.
        (parse_reg): Add tbr.
        (parse_at): Support @@(disp,tbr).
        (get_specific): Support sh2a opcodes.
        (insert4): New, for 4 byte relocs.
        (build_Mytes): Support sh2a opcodes.
        (md_apply_fix3_Mytes): Support sh2a opcodes.
        2003-12-02  Michael Snyder  <msnyder@redhat.com>
        * config/tc-sh.c (md_parse_option): Handle sh2a.
        (sh_elf_final_processing): Ditto.

2004-07-27  Jason Thorpe  <thorpej@wasabisystems.com>

        * config/tc-hppa.h (TARGET_FORMAT): Set to "elf32-hppa-netbsd"
        for TE_NetBSD.

2004-07-27  Alan Modra  <amodra@bigpond.net.au>

        * config/tc-ppc.c (ppc_frob_file_before_adjust): Warn if .toc too big.
        (ppc_arch): Expand comment.

2004-07-27  Tomer Levi  <Tomer.Levi@nsc.com>

        * config/tc-crx.c: Support evaluating the difference between two
        symbols.
        * config/tc-crx.h: Likewise.

2004-07-26  H.J. Lu  <hongjiu.lu@intel.com>

        * config/tc-ia64.c (start_unwind_section): Set the linked-to
        section.
        (ia64_elf_section_change_hook): Set the linked-to section for
        SHT_IA_64_UNWIND.

2004-07-26  Dmitry Diky  <diwil@spec.ru>

        * config/tc-msp430.c: Add new subtargets: msp430x1610,
        msp430x1611, msp430x1612, msp430x415, msp430x417, msp430xG437,
        msp430xG438, msp430xG439.

2004-07-25  Daniel Jacobowitz  <dan@debian.org>

        * doc/as.texinfo (Section, PushSection): Correct documentation
        for ELF.

2004-07-21  Jan Beulich  <jbeulich@novell.com>

        * config/tc-i386.c (optimize_imm): Adjust immediates to only those
        permissible for the selected instruction suffix.
        (match_template): Don't permit 64-bit general purpose operands in
        32-bit mode.
        (finalize_imm): Permit 64-bit immediates.
        (build_modrm_byte): Don't treat 32-bit addressing in 64-bit mode
        specially except for the width of the used base and/or index
        registers.  For 32-bit displacements, use sign-extended
        relocations only when using 64-bit addressing.
        Force zero displacement on rip-relative addressing when there is
        no other displacement.
        (i386_index_check): Don't treat 32-bit addressing in 64-bit mode
        specially except for the width of the used base and/or index
        registers.
        (parse_register): Disallow Reg64 registers in 32-bit mode.

        * config/tc-i386.c: For DefaultSize instructions, don't guess a 'q'
        suffix if the instruction doesn't support it.

2004-07-20  Maciej W. Rozycki  <macro@linux-mips.org>

        * config/tc-mips.c (append_insn): Handle constant expressions with
        no associated relocation.
        (mips_ip): Cancel the expression after use for the Q format
        specifier.
        (parse_relocation): Return no relocation for unsupported
        operators.
        (my_getSmallExpression): Return no relocation if no relocation
        operators are used.

2004-07-19  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>

        * config/obj-som.c (adjust_stab_sections): Add prototype.
        (obj_som_compiler, obj_som_version, obj_som_copyright,
        adjust_stab_sections): Add ATTRIBUTE_UNUSED to unused arguments.
        * config/tc-hppa.c (update_subspace):  Likewise.
        (is_defined_subspace): Amplify comment.
        * config/obj-som.h (som_frob_file): Add prototype.

2004-07-19  Christopher Faylor  <cgf@timesys.com>
            H.J. Lu  <hongjiu.lu@intel.com>

        * subsegs.c (section_symbol): Don't create a new segment when
        existing segment is undefined.

2004-07-16  Richard Earnshaw  <rearnsha@arm.com>

        * config/tc-arm.c: Include include/opcode/arm.h.
        (ARM_EXT_*, ARM_ARCH_*, ARM_ANY, ARM_ALL, COPROC_ANY): Delete.
        (FPU_FPA_EXT_* FPU_VFP_EXT_*, FPU_ANY, FPU_NONE, FPU_MAVERICK): Delete.
        (FPU_ARCH_*): Delete.
        * Makefile.am: Update dependencies.
        * Makefile.in: Regenerate.

2004-07-15  Nick Clifton  <nickc@redhat.com>

        * configure.in: Accept armbe as a big-endian arm configuration.
        * configure: Regenerate.

2004-07-13  Thomas Nystrom  <thn@saeab.se>

        * config/tc-i386.c (T_SHIFTOP): New constant.
        (intel_e05_1): Handle '&', '|' and T_SHIFTOP.
        (intel_el1): Handle '~'.
        (intel_get_token): Handle '<>', '&', '|' and '~'.

2004-07-13  Nick Clifton <nickc@redhat.com>

        (md_assemble): Remove spurious newline from end of as_bad error
        message.
        (intel_e05_1): Likewise.
        (intel_e11): Likewise.
        (intel_match_token): Likewise.

2004-07-11  Andreas Schwab  <schwab@suse.de>

        * config/tc-m68k.c: Convert to C90.  Remove redundant
        declarations.  Indentation fixup.
        [M68KCOFF]: Include "obj-coff.h" instead of declaring
        obj_coff_section ourselves.

2004-07-09  James E Wilson  <wilson@specifixinc.com>

        * config/tc-ia64.c (default_big_endian): New.
        (dot_byteorder, md_begin): Use it.
        (md_parse_option): Set it.

2004-07-09  Nick Clifton  <nickc@redhat.com>

        * configure.in: Change sh-sybmian-elf to sh-*-symbianelf.
        * configure: Regenerate.
        * NEWS: Change sh-sybmian-elf to sh-*-symbianelf.
        * config/tc-sh.c (sh_elf_final_processing): Use renamed version of
        sh_find_elf_flags if necessary.

2004-07-08  Richard Sandiford  <rsandifo@redhat.com>

        * config/tc-mips.c (mips_fix_adjustable): If the full addend is
        going to be split into more than one in-place addend, return 0
        for relocations against mergeable sections.  Associate comments
        with code.

2004-07-07  Tomer Levi  <Tomer.Levi@nsc.com>

        * Makefile.am (CPU_TYPES): Add crx.
        (TARGET_CPU_CFILES): Add config/tc-crx.c.
        (TARGET_CPU_HFILES): Add config/tc-crx.h.
        (DEPTC_crx_elf): New target.
        (DEPOBJ_crx_elf): Likewise.
        (DEP_crx_elf): Likewise.
        * Makefile.in: Regenerate.
        * configure.in: Add crx* target.
        * configure: Regenerate.
        * config/tc-crx.c: New file.
        * config/tc-crx.h: New file.
        * NEWS: Mention new target.

2004-07-06  Nick Clifton  <nickc@redhat.com>

        * config.in: Undefine TARGET_SYMBIAN by default.
        * configure.in:
        * configure: Regenerate. Add sh-symbian-elf target.  If
        selected define TARGET_SYMBIAN.
        * config/tc-sh.h (TARGET_FORMAT): Select a Symbian target
        format if TARGET_SYMBIAN has been defined.

        * output-file.c (output_file_create): Report the target format
        chosen when bfd_openw reports that it is invalid.

        * config/obj-coff.c (coff_pseudo_table): Only define the weak
        pseudo for BFD based assemblers.

2004-07-05  Andrew Stubbs <andrew.stubbs@superh.com>

        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.

2004-07-03  James E Wilson  <wilson@specifixinc.com>

        * config/tc-ia64.c (emit_one_bundle): Check and set insn_addr.
        * config/tc-ia64.h (md_frag_check): Define.

2004-07-03  Aaron W. LaFramboise  <aaron98wiridge9@aaronwl.com>

        * config/obj-coff.c (obj_coff_weak): New .weak syntax for PE weak
        externals.
        * doc/as.texinfo (Weak): Document PE weak symbols.

2004-07-03  Richard Sandiford  <rsandifo@redhat.com>

        * config/tc-mips.c (HAVE_IN_PLACE_ADDENDS): New macro.
        (reloc_needs_lo_p): Only return true if HAVE_IN_PLACE_ADDENDS.
        (mips_frob_file): Rework so that only a single pass through the
        relocs is needed.  Allow %lo()s to have higher offsets than their
        corresponding %hi()s or %got()s.

2004-07-02  Nick Clifton  <nickc@redhat.com>

        * config/tc-arm.c (md_apply_fix3:BFD_RELOC_ARM_IMMEDIATE): Do not
        allow values which have come from undefined symbols.
        Always consider this fixup to have been processed as a reloc
        cannot be generated for it.

2004-07-02  Alan Modra  <amodra@bigpond.net.au>

        * frags.h (struct frag): Add has_code and insn_addr fields.
        * write.c (cvt_frag_to_fill): Invoke md_frag_check.
        * config/tc-ppc.c (md_assemble): Check and set insn_addr.
        * config/tc-ppc.h (md_frag_check): Define.

2004-06-28  Maciej W. Rozycki  <macro@linux-mips.org>

        * doc/Makefile.am (info): Rename goal to...
        (info-local): ... this, to preserve implicit dependencies.
        * doc/Makefile.in: Regenerate with automake 1.8.5.

2004-06-25  Kazuhiro Inaoka  <inaoka.kazuhiro@renesas.com>

        * config/tc-m32r.c (md_convert_frag): Changed for @PLT.
        (m32r_cgen_record_fixup_exp): Changed for  @GOTOFF, @GOT.
        (m32r_fix_adjustable): Changed for  @GOTOFF, @GOT, @PLT.
        (tc_gen_reloc): Likewise.
        (m32r_end_of_match): Add for @GOTOFF, @GOT, @PLT.
        (m32r_parse_name): Likewise.
        (m32r_cgen_parse_fix_exp): Likewise.
        * config/tc-m32r.h (md_parse_name): Define for @GOTOFF, @GOT, @PLT.
        (O_PIC_reloc): Likewise.
        (TC_CGEN_PARSE_FIX_EXP): Likewise..
        * cgen.c (gas_cgen_parse_operand): Add TC_CGEN_PARSE_FIX_EXP
        for @GOTOFF, @GOT, @PLT.

2004-06-21 Jan Beulich  <jbeulich@novell.com>

        * gas/symbols.c: While discarding ordinary local absolute symbols
        when --strip-local-absolute is in effect, retain file symbols.

2004-06-20  Andreas Schwab  <schwab@suse.de>

        * config/tc-m68k.c (mri_chip): Replace current_chip, not augment.
        (md_parse_option): Likewise.

2004-06-17  Jan Beulich <jbeulich@novell.com>

        * config/tc-i386.c: Deal with LEX_QM the same way as with LEX_AT.
        * config/te-netware.h: New file.
        * config/te-ppcnw.h: Delete: Obsolete.
        * configure.in: Eliminate ill NetWare targets. Make generic
        NetWare target use proper emulation.
        * Makefile.am: Eliminate reference to obsolete te-ppcnw.h, add
        reference to new te-netware.h.
        * configure: Regenerate.
        * Makefile.in: Regenerate.

2004-06-15  Martin Schwidefsky  <schwidefsky@de.ibm.com>

        * config/tc-s390.c (s390_insn): Avoid incorrect signed/unsigned
        comparison in .insn pseudo operation.

2004-06-15  Alan Modra  <amodra@bigpond.net.au>

        * config/obj-coff.c (coff_adjust_section_syms): Use
        bfd_get_section_size instead of bfd_get_section_size_before_reloc.
        (coff_frob_section): Likewise.
        * config/tc-mips.c (md_apply_fix3): Likewise.
        * config/obj-elf.c (elf_frob_file): Use bfd_set_section_size.
        (elf_frob_file_after_relocs): Likewise.

2004-06-10  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>

        * config/tc-hppa.c (log2): Rename to exact_log2.
        (pa_next_subseg): Delete unused function.
        (create_new_space): Mark unused arguments with ATTRIBUTE_UNUSED.
        (create_new_subspace): Likewise.

        Bug gas/213
        * config/tc-hppa.c (hppa_fix_adjustable): Allow reduction of fake
        labels.  Fix warning.

2004-05-28  DJ Delorie  <dj@redhat.com>

        * config/tc-mn10300.h (tc_fix_adjustable): Define.
        * config/tc-mn10300.c (mn10300_fix_adjustable): Don't adjust debug
        or non-merged symbols.

2004-05-28  H.J. Lu  <hongjiu.lu@intel.com>

        * config/tc-ia64.c (remove_marked_resource): Save, clear and
        restore the old slot when inserting srlz.i/srlz.d.

2004-05-28  Andrew Stubbs <andrew.stubbs@superh.com>

        * 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.

2004-05-28  Peter Barada <peter@the-baradas.com>

        * config/gc-m68k.c(m68k_ip): Convert mode 5 addressing
        with zero offset into mode 2 addressing to save a word.

2004-05-27  H.J. Lu  <hongjiu.lu@intel.com>

        * config/tc-ia64.c (ar_is_in_integer_unit): Removed.
        (ar_is_only_in_integer_unit): New.
        (ar_is_only_in_memory_unit): New.
        (generate_unwind_image): Silence gcc on 32bit host.
        (md_assemble): Use ar_is_only_in_integer_unit instead of
        ar_is_in_integer_unit. Check AR access.

2004-05-27  Peter Barada  <peter@the-baradas.com>

        * config/tc-m68k.c (md_begin): Sort the opcode table into
        alphabetical order.
        (m68k_compare_opcode): New function to do the sorting.

2004-05-24  Peter Barada  <peter@the-baradas.com>

        * config/m68k-parse.y(operand): Allow for MAC/EMAC mask
        addressing on MIT style operands.
        * config/m68k-parse.y(yylex): Allow '-&' for predecrement
        w/mask addressing.
        * config/tc-m68k.c(install_operand): Comment 'G' and 'H' type
        operands.

2004-05-23  Alan Modra  <amodra@bigpond.net.au>

        * expr.c (operand, operator): Don't reject '++' and '--'.

2004-05-20  Richard Sandiford  <rsandifo@redhat.com>

        * config/tc-mips.c (append_insn): Use ISA-encoded addresses in MIPS16
        dwarf tables.

2004-05-17  Adam Nemet  <anemet@lnxw.com>

        * configure.in: Add ppc-*-lynxos*.  Update i386-*-lynxos* to ELF.
        * configure: Regenerate.

2004-05-13  Paul Brook  <paul@codesourcery.com>

        * dw2gencfi.c (output_cie):  Handle dwarf3 format CIE entries.

2004-05-13  Joel Sherrill <joel@oarcorp.com>

        * configure.in (or32-*-rtems*): Switch to elf.
        * configure: Regenerate.

2004-05-13  Nick Clifton  <nickc@redhat.com>

        * po/fr.po: Updated French translation.

2004-05-11  Nick Clifton  <nickc@redhat.com>

        * doc/as.texinfo (Section): Document G and T flags to .section
        directive.  Document the extra arguments that the G flag
        requires.  Document the #tls flag.

2004-05-11  H.J. Lu  <hongjiu.lu@intel.com>

        * subsegs.c (section_symbol): Create a new section symbol if
        the existing one doesn't match.
        * symbols.c (symbol_set_bfdsym): Don't reset BFD section symbol.

2004-05-07  Richard Sandiford  <rsandifo@redhat.com>

        * config/tc-mips.c (append_insn, mips_emit_delays): Extend -mfix-vr4120
        to cope with VR4181A errata MD(1) and MD(4).

2004-05-07  Brian Ford  <ford@vss.fsi.com>

        * NEWS: Mention .secrel32 for pe[i]-i386.

2004-05-07  Alexandre Oliva  <aoliva@redhat.com>

        * config/tc-frv.h (MAX_MEM_FOR_RS_ALIGN_CODE): New.
        (HANDLE_ALIGN): New.

2004-05-06  Daniel Jacobowitz  <dan@debian.org>

        * Makefile.am (DIST_SUBDIRS): Define.
        * aclocal.m4: Regenerate with automake 1.8.4.
        * Makefile.in: Likewise.
        * doc/Makefile.in: Likewise.

2004-05-06  David Mosberger-Tang  <davidm@hpl.hp.com>

        * config/tc-ia64.c (dot_serialize): Declare.
        (dot_serialize): New function.
        (md_pseudo_table): Add ".serialize.data" and
        ".serialize.instruction" directives.

2004-05-06  Nick Clifton  <nickc@redhat.com>

        * messages (as_internal_value_out_of_range): Print a message about
        a value being out of range.  Be consistent about whether the
        values are printed in decimal or hexadecimal.
        (as_warn_value_out_of_range): Generate a warning message about an
        out of range value.
        (as_bad_value_out_of_range): Generate an error message about an
        out of range value.
        * as.h: Prototype the new functions.
        * config/tc-alpha.c (insert_operand): Use new function.
        * config/tc-arc.c (arc_insert_operand): Likewise.
        * config/tc-mn10200.c (mn10200_insert_operand): Likewise.
        * config/tc-mn10300.c (mn10300_insert_operand): Likewise.
        * config/tc-ppc.c (ppc_insert_operand): Likewise.
        * config/tc-s390.c (s390_insert_operand): Likewise.
        * config/tc-v850.c (v850_insert_operand): Likewise.

2004-05-05  Alexandre Oliva  <aoliva@redhat.com>

        * configure.in: Set em=linux for frv-*-*linux*.
        * configure: Rebuilt.
        * config/tc-frv.h (TARGET_FORMAT): Use elf32-frvfdpic if...
        (frv_md_fdpic_enabled): New.
        * config/tc-frv.c (frv_md_fdpic_enabled): New.
        (DEFAULT_FDPIC): New.
        (frv_flags): Use DEFAULT_FDPIC.
        (frv_pic_flag): Likewise.
        (OPTION_NOPIC): New.
        (md_longopts): Add -mnopic.
        (md_parse_option): Handle it.
        (md_show_usage): Add -mfdpic and -mnopic.

2004-05-05  Peter Barada  <peter@the-baradas.com>

        * config/tc-m68k.c: Add find_cf_chip to print list of valid
        chips for invalid coldfire instructions, rename selectors
        for ColdFire sub-variants, add 521x,5249,547x,548x and aliases,
        add current_chip to track which chip is referred to(including save/restore),
        use current_chip to select control registers, not current_arch.
        (md_show_usage): Add new chips.
        * doc/c-m68k.texi: Document new command line switches.

2004-05-05  Jakub Jelinek  <jakub@redhat.com>

        * tc-s390.h (md_do_align, HANDLE_ALIGN): Remove.
        (NOP_OPCODE): Define.
        (s390_align_code): Remove prototype.
        * tc-s390.c (s390_align_code): Remove.

2004-05-04  H.J. Lu  <hongjiu.lu@intel.com>

        * config/tc-ia64.c (make_unw_section_name): Removed.
        (start_unwind_section): New function.
        (generate_unwind_image): Take const segT instead of const
        char *.
        (dot_handlerdata): Adjusted.
        (dot_endp): Likewise.

2004-05-02  H.J. Lu  <hongjiu.lu@intel.com>

        * config/obj-elf.c (obj_elf_change_section): Allow the
        ".note.GNU-stack" section has SHF_EXECINSTR.

2004-05-02  H.J. Lu  <hongjiu.lu@intel.com>

        * config/obj-elf.c (get_section): Return bfd_boolean.
        (obj_elf_change_section): Call bfd_get_section_by_name_if
        instead of bfd_map_over_sections.

2004-04-30  H.J. Lu  <hongjiu.lu@intel.com>

        * config/obj-elf.c (get_section): New function.
        (obj_elf_change_section): Support multiple sections with same
        name.

2004-04-30  Nick Clifton  <nickc@redhat.com>

        * config/tc-arm.c (create_register_alias): Fix typo checking for
        case sensitive register aliases.
        (co_proc_number): Use error message string in all_reg_maps[]
        array.
        (cp_reg_required_here): Likewise.
        (fp_reg_required_here): Likewise.

2004-04-29  Brian Ford  <ford@vss.fsi.com>

        * dwarf2dbg.c (dwarf2_finish): Add SEC_DEBUGGING to section flags.

2004-04-28  Chris Demetriou  <cgd@broadcom.com>

        * config/tc-mips.c (HAVE_32BIT_ADDRESSES, append_insn, macro_build)
        (load_address, macro, mips_ip, md_parse_option)
        (mips_force_relocation, mips_validate_fix, md_apply_fix3)
        (s_change_sec, pic_need_relax, tc_gen_reloc): Remove all
        embedded-PIC handling, and update comments.
        (SWITCH_TABLE): Remove.
        * config/tc-mips.h (DIFF_EXPR_OK): Delete.
        (enum mips_pic_level): Remove EMBEDDED_PIC.
        (EXTERN_FORCE_RELOC): Remove embedded-PIC handling.
        (TC_FORCE_RELOCATION): Update comment.
        * ecoff.c (ecoff_build_lineno): Add comment about some code that
        might be safe to remove now that MIPS embedded-PIC is gone.

2004-04-28  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>

        * config/obj-som.c (obj_som_init_stab_section): Add new arguments in
        call to obj_set_subsection_attributes.
        (obj_som_init_stab_section): Likewise.
        * config/tc-hppa.c (default_subspace_dict): Add comdat field.
        (pa_def_subspaces): Provide comdat default.
        (pa_subspace): Handle new "comdat" parameter.  Set SEC_LINK_ONCE and
        not SEC_IS_COMMON if section is comdat, common or dup_common.  Update
        calls to create_new_subspace and update_subspace to pass comdat flag.
        (create_new_subspace, update_subspace): Add new comdat argument.  Use
        it in calls to obj_set_subsection_attributes.
        * doc/c-hppa.texi (.subspa, .nsubspa): Document new comdat parameter
        and use of comdat, common and dup_comm parameters.

2004-04-26  H.J. Lu  <hongjiu.lu@intel.com>

        * config/obj-elf.c (obj_elf_change_section): Check if the old
        group name is NULL before comparison.

2004-04-23  Chris Demetriou  <cgd@broadcom.com>

        * config/tc-mips.h (mips_dwarf2_addr_size): Prototype.

2004-04-23  Thiemo Seufer  <seufer@csv.ica.uni-stuttgart.de>

        * config/tc-mips.c (s_mipsset): Set default CPU type for .set mipsN.

2004-04-23  Chris Demetriou  <cgd@broadcom.com>

        * config/tc-mips.c (md_longopts): Remove -membedded-pic option.
        (OPTION_MEMBEDDED_PIC): Remove.
        (OPTION_TRAP, OPTION_BREAK, OPTION_EB, OPTION_EL)
        (OPTION_FP32, OPTION_GP32, OPTION_CONSTRUCT_FLOATS)
        (OPTION_NO_CONSTRUCT_FLOATS, OPTIONS_FP64, OPTION_GP64)
        (OPTION_RELAX_BRANCH, OPTION_NO_RELAX_BRANCH)
        (OPTION_ELF_BASE): Renumber.
        (md_parse_option): Remove OPTION_MEMBEDDED_PIC handling.
        (md_show_usage): Remove mention of -membedded-pic.
        * doc/as.texinfo: Remove mention of -membedded-pic.

2004-04-23  Thiemo Seufer  <seufer@csv.ica.uni-stuttgart.de>

        * config/tc-mips.h (USE_GLOBAL_POINTER_OPT): Remove.
        * config/tc-mips.c (RDATA_SECTION_NAME, mips_target_format): Remove
        a.out support.
        (md_begin, mips_ip, md_parse_option, s_change_sec, s_option,
        s_abicalls, nopic_need_relax, tc_gen_reloc): Remove uses of
        USE_GLOBAL_POINTER_OPT.

2004-04-22  Thiemo Seufer  <seufer@csv.ica.uni-stuttgart.de>

        * config/tc-mips.c (macro): One more use of load_delay_nop.

2004-04-22  Atsushi Nemoto  <anemo@mba.ocn.ne.jp>

        * config/tc-mips.c (load_delay_nop): New function.
        (load_address, macro): Use load_delay_nop() to build a nop
        which can be omitted with gpr_interlocks.

2004-04-22  Thiemo Seufer  <seufer@csv.ica.uni-stuttgart.de>

        * config/tc-mips.c (hilo_interlocks, gpr_interlocks,
        cop_interlocks): Remove superfluous CPU entries.

2004-04-22  Paul Brook  <paul@codesourcery.com>

        * config/tc-arm.c (mav_parse_offset): Value must be multiple of 4.

2004-04-22  Peter Barada <peter@the-baradas.com>

        * NEWS: Added support for EMAC instructions and MAC/EMAC
        Motorola syntax.
        * config/m68k-parse.h: Add ACC[123], ACCEXT{01,23}, MAC/EMAC
        scale factor tokens, trailing_ampersand to mark mask addressing
        for MAC/EMAC instructions.
        * config/m68k-parse.y: Add options_ampersand clause, '<<',
        '>>'.
        (yylex): Handle '>', '<', and '&' following '+'.
        * config/tc-m68k.c: Set mcfmac/mcfemac on appropriate ColdFire
        architectures in archs[].
        (m68k-ip): Add '4', 'e', 'g', 'i', cases to handle mask addressing
        for MAC/EMAC instructions, ACC[0123], ACCEXT{01,23}, and '<<'/'>>'
        respectively.
        (m68k_ip): Handle trailing '&' on MAC/EMAC insns.
        (install_operand): Fix 'n' case, Add 'F', 'f', 'G', 'H', 'I', ']'
        cases.
        Add EMAC operands to init_table[].

2004-04-22  Bruno De Bus <bdebus@elis.ugent.be>

        * config/tc-arm.h (enum mstate): Move here, add MAP_UNDEFINED
        state.
        (TC_SEGMENT_INFO_TYPE): Define to enum mstate.
        * config/tc-arm.c (enum mstate): Delete from here.
        (mapping_state): Remove the static mapstate variable and instead
        store the state in the segment.  This allows a per-section mapping
        state.  Handle and ignore MAP_UNDEFINED states.
        (arm_elf_change_section): Get the current mapping state from the
        new section.
        (s_ltorg): Set the mapping state to MAP_DATA.
        (arm_cleanup): Use arm_elf_change_section to get the mapping state
        for each pool as it is emitted.

2004-04-22  Nick Clifton  <nickc@redhat.com>

        * config/tc-arm.h: Formatting tidy ups.

2004-04-20  Chris Demetriou  <cgd@broadcom.com>

        * NEWS: Note that MIPS -membedded-pic option is deprecated.

2004-04-20  DJ Delorie  <dj@redhat.com>

        * config/tc-i386.h [TE_PE] (TC_CONS_FIX_NEW): Define.
        * config/tc-i386.c (md_pseudo_table) [TE_PE]: Add "secrel32".
        [TE_PE] (O_secrel): Define.
        [TE_PE] (x86_pe_cons_fix_new): New.
        [TE_PE] (pe_directive_secrel): Likewise.
        (tc_gen_reloc) [TE_PE]: Support BFD_RELOC_32_SECREL.

2004-04-19  Eric Christopher  <echristo@redhat.com>

        * config/tc-mips.c (mips_dwarf2_addr_size): Revert part
        of previous patch for fix in gcc.

2004-04-19  Jakub Jelinek  <jakub@redhat.com>

        * config/tc-xtensa.c (xg_assembler_literal): Fix a typo.

2004-04-19  Nathan Sidwell  <nathan@codesourcery.com>

        * read.c (do_align): Call md_flush_pending_output, if defined.

2004-04-16  Alan Modra  <amodra@bigpond.net.au>

        * expr.c (operand): Correct checks for ++ and --.

2004-04-14  H.J. Lu  <hongjiu.lu@intel.com>

        * config/tc-generic.c: Add some comments.

2004-04-14  Richard Sandiford  <rsandifo@redhat.com>

        * doc/c-mips.texi (-m{no-,}fix-vr4120): Renamed from
        -{no-}mfix-vr4122-bugs.
        * config/tc-mips.c (mips_fix_vr4120): Renamed from mips_fix_4122_bugs.
        (append_insn, mips_emit_delays): Update accordingly.
        (OPTION_FIX_VR4120, OPTION_NO_FIX_VR4120): Renamed from *VR4122.
        (md_longopts): Change -{no-,}mfix-vr4122-bugs to -m{no-,}fix-vr4120.
        (md_parse_option): Update after above changes.
        (md_show_usage): Add -mfix-vr4120.

2004-04-13  Bob Wilson  <bob.wilson@acm.org>

        * doc/as.texinfo (Sub-Sections): Conditionalize COFF-specific use
        of .section directive; add a reference to the ELF .subsection
        directive.

2004-04-13  Kazuhiro Inaoka  <inaoka.kazuhiro@renesas.com>

        * config/tc-m32r.c (md_assemble): Fixed infinite loop bug
        in parallel.

2004-04-11  Thiemo Seufer  <seufer@csv.ica.uni-stuttgart.de>

        * Makefile.am: Remove mips from aout targets.
        * Makefile.in: Regenerate.
        * configure.in: Remove mips-dec-bsd* target.
        * configure: Regenerate.

2004-04-07  Alan Modra  <amodra@bigpond.net.au>

        PR 96
        * config/tc-ppc.c (ppc_elf_suffix): Add valid32 and valid64 fields
        to struct map_bfd.  Adjust MAP macro, and define MAP32, MAP64.
        Update "mapping".  Restrict some @ modifiers to 32 bit.

2004-04-01  Asgari Jinia  <asgarij@kpitcummins.com>
            Dhananjay Deshpande <dhananjayd@kpitcummins.com>

        * config/tc-sh.c (dont_adjust_reloc_32): New variable.
        (sh_fix_adjustable): Avoid adjusting BFD_RELOC_32 when
        dont_adjust_reloc_32 is set.
        (md_longopts): Add option -renesas.
        (md_parse_option, md_show_usage): Likewise.
        * doc/c-sh.texi: Likewise.

2004-04-01  Dave Korn  <dk@artimi.com>

        * config/tc-dlx.c (md_assemble): set fx_no_overflow flag for
        hi16 and lo16 fixS structs.
        (md_assemble): generate bit_fixS for RELOC_DLX_LO16 in
        exactly the same way as for RELOC_DLX_REL16.
        (machine_ip): properly respect LO flag in the_insn and
        output RELOC_DLX_LO16 rather than RELOC_DLX_16.
        (md_apply_fix3): apply RELOC_DLX_LO16.

2004-03-30  Stan Shebs  <shebs@apple.com>

        Remove long-obsolete MPW support.
        * mpw-config.in, mpw-make.sed, mac-as.r: Remove files.
        * configure.in: Remove mention of ppc-*-mpw* config.
        * configure.in: Likewise.

2004-03-30  Nick Clifton  <nickc@redhat.com>

        * config/tc-arm.c (meabi_flags): Make its use conditional upon
        OBJ_ELF being defined.

2004-03-27  Alan Modra  <amodra@bigpond.net.au>

        * config/obj-aout.c (obj_aout_type): Remove #ifdef BFD_ASSEMBLER code.

2004-03-23  Paul Brook  <paul@codesourcery.com>

        * config/tc-arm.c (meabi_flags): New variable.
        (arm_parse_eabi): New function.
        (md_begin): Set flags for EABI v3.
        (arm_eabis): Add.
        (arm_long_opts): Add meabi.
        * doc/as.texinf <ARM>: Document -meabi.
        * doc/c-arm.texi: Ditto.

2004-03-22  Bob Wilson  <bob.wilson@acm.org>

        * config/tc-xtensa.c (xtensa_post_relax_hook): Create literal
        tables even when use_literal_section flag is not set.

2004-03-22  Alan Modra  <amodra@bigpond.net.au>

        * config/tc-sh.c: Remove trailing whitespace.

2004-03-22  Hans-Peter Nilsson  <hp@axis.com>

        * doc/c-cris.texi (CRIS-Opts): Document --no-mul-bug-abort,
        --mul-bug-abort and the default behavior.
        * config/tc-cris.c (cris_insn_kind): New member CRIS_INSN_MUL.
        (err_for_dangerous_mul_placement): New variable.
        (STATE_MUL, OPTION_MULBUG_ABORT_ON, OPTION_MULBUG_ABORT_OFF): New
        macros.
        (md_cris_relax_table): Have placeholder for STATE_MUL.
        (md_longopts): New options --mul-bug-abort and --no-mul-bug-abort.
        (cris_relax_frag) <case ENCODE_RELAX (STATE_MUL, STATE_BYTE)>: New
        case doing nothing.
        (md_estimate_size_before_relax) <case ENCODE_RELAX (STATE_MUL,
        STATE_BYTE)>: Ditto.
        (md_convert_frag) <ENCODE_RELAX (STATE_MUL, STATE_BYTE)>: Check
        alignment and position of this frag, emit error message if
        suspicious.
        (md_assemble): For a multiply insn and when checking it,
        transform the current frag into a special frag for that purpose.
        (md_parse_option) <case OPTION_MULBUG_ABORT_OFF, case
        OPTION_MULBUG_ABORT_ON>: Handle new options.

2004-03-19  Bob Wilson  <bob.wilson@acm.org>

        * config/tc-xtensa.c (mark_literal_frags): New function.
        (xtensa_move_literals): Call mark_literal_frags for all literal
        segments, including init and fini literal segments.
        (xtensa_post_relax_hook): Swap use of xt_insn_sec and xt_literal_sec.

2004-03-19  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>

        * tc-hppa.c (cons_fix_new_hppa): Check for PC relative base type.
        (pa_comm): Set BSF_OBJECT in symbol flags.

2004-03-19  Alan Modra  <amodra@bigpond.net.au>

        * Makefile.am: Run "make dep-am".
        * Makefile.in: Regenerate.
        * doc/Makefile.in: Regenerate.
        * config.in: Regenerate.
        * po/gas.pot: Regenerate.

2004-03-18  Nathan Sidwell  <nathan@codesourcery.com>

        * read.c (read_a_source_file): Use demand_empty_rest_of_line.
        (demand_empty_rest_of_line): Issue an error here.
        (ignore_rest_of_line): Silently skip to end.
        (demand_copy_string): Issue an error, not warning.
        (equals): Likewise.
        * config/obj-elf.c (obj_elf_section_name): Likewise.
        (obj_elf_section): Likewise.
        * config/tc-arc.c (arc_extoper): Remove bogus NULL checks.
        (arc_extinst): Likewise.
        * config/tc-ia64.c (dot_saveb): Use demand_empty_rest_of_line.
        (dot_spill): Likewise.
        (dot_unwabi): Likewise.
        (dot_prologue): Likewise.

        * expr.c (operand): Reject ++ and --.
        (operator): Likewise.

2004-03-17  Kaz Kojima  <kkojima@rr.iij4u.or.jp>

        * config/tc-sh.c: Include dw2gencfi.h.
        (sh_cfi_frame_initial_instructions): New function.
        (sh_regname_to_dw2regnum): Likewise.
        * config/tc-sh.h (DWARF2_LINE_MIN_INSN_LENGTH): Move to the end of
        file.
        (TARGET_USE_CFIPOP): Define.
        (tc_cfi_frame_initial_instructions): Likewise.
        (tc_regname_to_dw2regnum): Likewise.
        (DWARF2_DEFAULT_RETURN_COLUMN, DWARF2_CIE_DATA_ALIGNMENT): Likewise.
        * Makefile.am: Update dependencies.
        * Makefile.in: Regenerate.

2004-03-17  Ralf Corsepius <corsepiu@faw.uni-ulm.de>

        * configure.in: Switch sh-*-rtems* to ELF.  Add sh-*-rtemscoff*.
        * configure: Regenerate.

2004-03-12  Bob Wilson  <bob.wilson@acm.org>

        * read.c (s_leb128): Call md_flush_pending_output.

2004-03-12  Michal Ludvig  <mludvig@suse.cz>

        * config/tc-i386.c (output_insn): Handle PadLock instructions.
        * config/tc-i386.h (CpuPadLock): New define.
        (CpuUnknownFlags): Added CpuPadLock.

2004-03-07  Andreas Schwab  <schwab@suse.de>

        * doc/c-hppa.texi (HPPA Directives): Fix typo.

2004-03-07  Richard Henderson  <rth@redhat.com>

        * dw2gencfi.c (output_cie): Align length to 4 byte boundary.
        (cfi_finish): Likewise for fde.

2004-03-05  H.J. Lu  <hongjiu.lu@intel.com>

        * config/tc-ia64.c (md_assemble): Properly handle NULL
        align_frag.
        (ia64_handle_align): Don't abort if failed to add a stop bit.

2004-03-04  H.J. Lu  <hongjiu.lu@intel.com>

        * Makefile.in: Regenerated.
        * aclocal.m4: Likewise.
        * configure: Likewise.
        * doc/Makefile.in: Likewise.

2004-03-03  H.J. Lu  <hongjiu.lu@intel.com>

        * config/tc-ia64.c (dot_align): New.
        (ia64_do_align): Make it static.
        (md_pseudo_table): Use "dot_align" for "align".
        (ia64_md_do_align): Don't set align_frag here.
        (ia64_handle_align): Add a stop bit to the previous bundle if
        needed.

        * config/tc-ia64.h (ia64_do_align): Removed.

2003-03-03  Andrew Stubbs  <andrew.stubbs@superh.com>

        * config/tc-sh.c (md_parse_option): Add -isa=sh4-nofpu and
        -isa=sh4-nommu-nofpu options. Adjust help messages accordingly.
        (sh_elf_final_processing): Output BFD type sh4_nofpu if that is
        the most general type or the user specifically requested it.
        (md_assemble): Add a new error message for when an instruction
        is understood, but is not allowed due to an -isa option.

2004-03-02  H.J. Lu  <hongjiu.lu@intel.com>

        * config/tc-ia64.c (align_frag): New.
        (md_assemble): Set the tc_frag_data field in align_frag for
        IA64_OPCODE_FIRST instructions.
        (ia64_md_do_align): Set align_frag.
        (ia64_handle_align): Add a stop bit if needed.

        * config/tc-ia64.h (TC_FRAG_TYPE): New.
        (TC_FRAG_INIT): New.

2004-03-01  Richard Sandiford  <rsandifo@redhat.com>

        * config/tc-frv.c (fr400_audio): New variable.
        (md_parse_option, md_show_usage): Add -mcpu=fr405 and -mcpu=fr450.
        (md_parse_option): Set fr400_audio for -mcpu=fr400 and -mcpu=fr405.
        (target_implements_insn_p): New function.
        (md_assemble): Report an error if the processor doesn't implement
        the instruction.

2004-02-27  Kazuhiro Inaoka  <inaoka.kazuhiro@renesas.com>

        * config/tc-m32r.c (md_longopts): Added -no-bitinst option.
        (md_parse_option): Ditto.
        (OPTION_NO_SPECIAL_M32R): Added.
        (md_show_usage): Document it.
        (enable_speial_m32r): Changed a default value from 0 to 1.
        * doc/c-m32r.texi: Document the -no-bitinst option.

2004-02-27  Nick Clifton  <nickc@redhat.com>

        * config/tc-sh.c (get_operand): Revert previous delta.
        (tc_gen_reloc): Check for an unknown reloc type before processing
        the addend.

2004-02-27  Hannes Reinecke  <hare@suse.de>

        * config/tc-s390.c (s390_insn): Correct range check for opcode in
        .insn pseudo operation.

2004-02-27  Anil Paranjpe  <anilp1@kpitcummins.com>

        * config/tc-sh.c (get_operand):  In case of #Imm, check has been
        added for wrong syntax.

2004-02-26  Eric Christopher  <echristo@redhat.com>

        * config/tc-mips.c (mips_dwarf2_addr_size): New.
        * config/tc-mips.h (DWARF2_ADDR_SIZE): Use.

2004-02-26  Andrew Stubbs <andrew.stubbs@superh.com>

        * config/tc-sh.c (build_Mytes): Add REG_N_D and REG_N_B01
        nibble types to assembler.

2004-02-25  Fred Fish  <fnf@redhat.com>

        * config/tc-iq2000.c: Add missing \n\ in multiline string literal.

2004-02-20  James E Wilson  <wilson@specifixinc.com>

        * config/tc-ia64.c (slot_index): New arg before_relax.  Use instead of
        finalize_syms.
        (fixup_unw_records): New arg before_relax.  Pass to slot_index.
        (ia64_estimate_size_before_relax): New.
        (ia64_convert_frag): Pass 0 to fixup_unw_records.  Add comment.
        (generate_unwind_image): Pass 1 to fixup_unw_records.
        * config/tc-ia64.h (ia64_estimate_size_before_relax): Declare.
        (md_estimate_size_before_relax): Call ia64_estimate_size_before_relax.

2004-02-19  Jakub Jelinek  <jakub@redhat.com>

        * stabs.c (generate_asm_file): Avoid warning about use of
        uninitialized variable.

2004-02-18  David Mosberger  <davidm@hpl.hp.com>

        * config/tc-ia64.c (ia64_flush_insns): In addition to prologue,
        body, and endp, allow unwind records which do not have a "t"
        (time/instruction) field.

2004-02-17  Petko Manolov  <petkan@nucleusys.com>

        * config/tc-arm.c (do_mav_dspsc_1): Correct offset of CRn.
        (do_mav_dspsc_2): Likewise.
        Fix accumulator registers move opcodes.

2004-02-13  Hannes Reinecke  <hare@suse.de>
            Jakub Jelinek  <jakub@redhat.com>

        * dwarf2dbg.c (get_filenum): Do not read beyond allocated memory.

2004-02-10  Steve Ellcey  <sje@cup.hp.com>

        * config/tc-ia64.h (ia64_frob_symbol): New declaration.
        (tc_frob_symbol): New macro definition.
        * config/tc-ia64.c (ia64_frob_symbol): New routine.

2004-02-09  Daniel Jacobowitz  <drow@mvista.com>

        * config/tc-arm.c (md_begin): Mark .note.gnu.arm.ident as
        read-only.

2004-02-09  Nathan Sidwell  <nathan@codesourcery.com>

        * read.h (IGNORE_OPCODE_CASE): Do not define. Replace with ...
        (TC_CASE_SENSITIVE): ... this.
        * read.c: Replace IGNORE_OPCODE_CASE with TC_CASE_SENSITIVE.
        * doc/internals.texi (TC_CASE_SENSITIVE): Document.

2004-02-06  James E Wilson  <wilson@specifixinc.com>

        * config/tc-ia64.c (dot_endp): Delete call to output_endp.
        (generate_unwind_image): Re-add it here.

2004-02-06  Nathan Sidwell  <nathan@codesourcery.com>

        * dwarf2dbg.c (DWARF2_ADDR_SIZE): Remove trailing ';'
        * read.h (SKIP_WHITESPACE): Turn into an expression.
        * read.c (read_a_source_file): A pseudo is removed by having a
        NULL handler.

2004-02-05  James E Wilson  <wilson@specifixinc.com>

        * config/tc-ia64.c (output_endp): New.
        (count_bits): Delete.
        (ia64_flush_insns, process_one_record, optimize_unw_records): Handle
        endp unwind records.
        (fixup_unw_records): Handle endp unwind records.  Delete code for
        shortening prologue regions not followed by a body record.
        (dot_endp): Call add_unwind_entry to emit endp unwind record.
        * config/tc-ia64.h (unw_record_type): Add endp.

2004-02-03  James E Wilson  <wilson@specifixinc.com>

        * config/tc-ia64.c (ia64_convert_frag): Call md_number_to_chars to
        fill padding bytes with zeroes.
        (emit_one_bundle): New locals last_ptr, end_ptr.  Rewrite code that
        sets unwind_record slot_number and slot_frag fields.

2004-02-02  Maciej W. Rozycki  <macro@ds2.pg.gda.pl>

        * config/tc-mips.c (add_got_offset_hilo): New function.
        (macro): Use load_register() and add_got_offset_hilo() to load
        constants instead of hardcoding code sequences throughout.

2004-01-28  H.J. Lu  <hongjiu.lu@intel.com>

        * config/tc-ia64.c (emit_one_bundle): Add proper indentation.

2004-01-26  Bernardo Innocenti  <bernie@develer.com>

        * config/tc-m68k.h (EXTERN_FORCE_RELOC): Handle m68k-uclinux specially,
        like m68k-elf.
        * config/tc-m68k.c (RELAXABLE_SYMBOL): Use EXTERN_FORCE_RELOC instead
        of hard-coded test for TARGET_OS=elf.

2004-01-24  Chris Demetriou  <cgd@broadcom.com>

        * config/tc-mips.c (hilo_interlocks): Change definition
        so that MIPS32, MIPS64 and later ISAs are included, along with
        the already-included machines.  Update comments.

2004-01-23  Daniel Jacobowitz  <drow@mvista.com>

        * config/tc-arm.c (tc_gen_reloc): Improve error message for
        undefined local labels.

2004-01-23  Richard Sandiford  <rsandifo@redhat.com>

        * config/tc-mips.c (load_address, macro): Update comments about
        NewABI GP relaxation.

2004-01-23  Richard Sandiford  <rsandifo@redhat.com>

        * config/tc-mips.c (macro_build): Remove place and counter arguments.
        (mips_build_lui, macro_build_ldst_constoffset): Likewise.
        (mips16_macro_build, macro_build_jalr): Remove counter argument.
        (set_at, load_register, load_address, move_register): Likewise.
        (load_got_offset, add_got_offset): Likewise.
        Update all calls and tidy accordingly.

2004-01-23  Richard Sandiford  <rsandifo@redhat.com>

        * config/tc-mips.c (RELAX_ENCODE): Remove WARN argument.
        (RELAX_FIRST, RELAX_SECOND): Turn into 8-bit quantities.
        (RELAX_USE_SECOND): Bump to 0x10000.
        (RELAX_SECOND_LONGER, RELAX_NOMACRO, RELAX_DELAY_SLOT): New flags.
        (mips_macro_warning): New variable.
        (md_assemble): Wrap macro expansion in macro_start() and macro_end().
        (s_cpload, s_cpsetup, s_cprestore, s_cpreturn): Likewise.
        (relax_close_frag): Set mips_macro_warning.first_frag.  Adjust use
        of RELAX_ENCODE.
        (append_insn): Update mips_macro_warning.sizes.
        (macro_start, macro_warning, macro_end): New functions.
        (macro_build): Don't emit warnings here.
        (macro_build_lui, md_estimate_size_before_relax): ...or here.
        (md_convert_frag): Check for cases where one macro alternative
        needs a warning and the other doesn't.  Emit a warning if the
        longer sequence was chosen.

2004-01-23  Richard Sandiford  <rsandifo@redhat.com>

        * config/tc-mips.h (tc_frag_data_type, TC_FRAG_TYPE): Remove.
        * config/tc-mips.c (RELAX_ENCODE): Take three arguments: the size of
        the first sequence, the size of the second sequence, and a flag
        that says whether we should warn.
        (RELAX_OLD, RELAX_NEW, RELAX_RELOC[123]): Delete.
        (RELAX_FIRST, RELAX_SECOND): New.
        (mips_relax): New variable.
        (relax_close_frag, relax_start, relax_switch, relax_end): New fns.
        (append_insn): Remove "place" argument.  Use mips_relax.sequence
        rather than "place" to check whether we're expanding the second
        alternative of a relaxable macro.  Remove redundant check for
        branch relaxation.  If generating a normal insn, and there
        is not enough room in the current frag, call relax_close_frag()
        to close it.  Update mips_relax.sizes[].  Emit fixups for the
        second version of a relaxable macro.  Record the first relaxable
        fixup in mips_relax.  Remove tc_gen_reloc workaround.
        (macro_build): Remove all uses of "place".  Use mips_relax.sequence
        in the same way as in append_insn.
        (mips16_macro_build): Remove "place" argument.
        (macro_build_lui): As for macro_build.  Don't drop the add_symbol
        when generating the second version of a relaxable macro.
        (load_got_offset, add_got_offset): New functions.
        (load_address, macro): Use new relaxation machinery.  Remove
        tc_gen_reloc workarounds.
        (md_estimate_size_before_relax): Set RELAX_USE_SECOND if the second
        version of a relaxable macro is needed.  Return -RELAX_SECOND if the
        first version is needed.
        (tc_gen_reloc): Remove relaxation handling.
        (md_convert_frag): Go through the fixups for a relaxable macro and
        mark those that belong to the unneeded alternative as done.  If the
        second alternative is needed, adjust the fixup addresses to account
        for the deleted first alternative.

2004-01-23  Richard Sandiford  <rsandifo@redhat.com>

        * frags.h (frag_room): Declare.
        * frags.c (frag_room): New function.
        * doc/internals.texi: Document it.

2004-01-22  Thiemo Seufer <seufer@csv.ica.uni-stuttgart.de>

        * config/tc-mips.c (append_insn): Don't do r3900 interlock
        optimization for -mtune=r3900, as this will break on other CPUs.

2004-01-11  Tom Rix   <tcrix@worldnet.att.net>

        * config/tc-m68hc11.c (build_indexed_byte): movb and movw cannot
        be relaxed, use fixup.
        (md_apply_fix3): Use 5 bit reloc from movb and movw fixup.

2004-01-19  Jakub Jelinek  <jakub@redhat.com>

        * config/tc-sparc.c (sparc_ip): Disallow %f32-%f63 for single
        precision operands.

2004-01-14  Maciej W. Rozycki  <macro@ds2.pg.gda.pl>

        * config/tc-mips.c (append_insn): Properly detect variant frags
        that preclude swapping of relaxed branches.  Correctly swap
        instructions between frags when dealing with relaxed branches.

2004-01-14  Maciej W. Rozycki  <macro@ds2.pg.gda.pl>

        * acinclude.m4: Quote names of macros to be defined by AC_DEFUN
        throughout.
        * aclocal.m4: Regenerate.
        * configure: Regenerate.

2004-01-12  Anil Paranjpe  <anilp1@KPITCummins.com>

        * config/tc-h8300.c (build_bytes): Apply relaxation to bit
        manipulation insns.

2004-01-12  Richard Sandiford  <rsandifo@redhat.com>

        * config/tc-mips.c (macro_build_jalr): When adding an R_MIPS_JALR
        reloc, reserve space for the delay slot as well as the jalr itself.

2004-01-09  Paul Brook  <paul@codesourcery.com>

        * config/tc-arm.c (do_vfp_reg2_from_sp2): Rename from do_vfp_sp_reg2.
        (do_vfp_sp2_from_reg2): New function.
        (insns): Use them.
        (do_vfp_dp_from_reg2): Check return values properly.

2004-01-08  Ian Lance Taylor  <ian@wasabisystems.com>

        * config/tc-mips.c (warn_nops): Remove static variable.
        (macro): Remove test of warn_nops.
        (md_shortops): Remove 'n'.
        (md_parse_option): Remove 'n' case.
        (md_show_usage): Remove -n.
        * doc/as.texinfo (Overview): Remove MIPS -n option.
        * doc/c-mips.texi (MIPS Opts): Remove mention -n.
        * NEWS: Mention removal of MIPS -n option.

        * config/tc-mips.c (ISA_HAS_COPROC_DELAYS): Remove.
        (cop_interlocks): Check ISA level.
        (cop_mem_interlocks): Define.
        (reg_needs_delay): Check cop_interlocks rather than
        ISA_HAS_COPROC_DELAYS.
        (append_insn): Likewise.  Use cop_mem_interlocks rather than
        directly checking mips_opts.isa.
        (mips_emit_delays): Likewise.

2004-01-07  H.J. Lu  <hongjiu.lu@intel.com>

        * config/tc-ia64.c (unwind): Move next_slot_number and
        next_slot_frag to ...
        (unw_rec_list): Here.
        (free_list_records): Removed.
        (output_unw_records): Likewise.
        (generate_unwind_image): Make it void.
        (alloc_record): Initialize next_slot_number and next_slot_frag.
        (slot_index): Take .org, .space and .align into account.
        (fixup_unw_records): Don't set slot_number to 0. Use
        list->next_slot_number and list->next_slot_frag instead of
        unwind.next_slot_number and unwind.next_slot_frag.
        (ia64_convert_frag): New.
        (generate_unwind_image): Generate a rs_machine_dependent frag
        for unwind record.
        (emit_one_bundle): Use list->next_slot_number and
        list->next_slot_frag instead of unwind.next_slot_number and
        unwind.next_slot_frag.

        * config/tc-ia64.h (md_convert_frag): Defined as
        ia64_convert_frag.
        (md_estimate_size_before_relax): Defined as (f)->fr_var.

2004-01-06  Alexandre Oliva  <aoliva@redhat.com>

        2003-12-19  Alexandre Oliva  <aoliva@redhat.com>
        * config/tc-frv.h (md_apply_fix3): Don't define.
        * config/tc-frv.c (md_apply_fix3): New.  Shift/truncate %hi/%lo
        operands.
        * config/tc-frv.h (TC_FORCE_RELOCATION_SUB_LOCAL): Define.
        2003-10-07  Alexandre Oliva  <aoliva@redhat.com>
        * config/tc-frv.c (line_separator_chars): Add `!'.
        2003-09-19  Alexandre Oliva  <aoliva@redhat.com>
        * config/tc-frv.c (md_assemble): Clear insn upfront.
        2003-09-18  Alexandre Oliva  <aoliva@redhat.com>
        * config/tc-frv.c (OPTION_FDPIC): New macro.
        (md_longopts): Add mfdpic.
        (md_parse_option): Handle it.
        2003-08-04  Alexandre Oliva  <aoliva@redhat.com>
        * config/tc-frv.c (md_cgen_lookup_reloc) <FRV_OPERAND_D12,
        FRV_OPERAND_S12>: Use reloc type encoded in fix-up.
        (frv_pic_ptr): Parse funcdesc.

2004-01-05  Maciej W. Rozycki  <macro@ds2.pg.gda.pl>

        * doc/as.texinfo: Let texi2pod parse asconfig.texi and
        gasver.texi.  Remove duplicate symbol definitions for texi2pod.

2004-01-05  Maciej W. Rozycki  <macro@ds2.pg.gda.pl>

        * Makefile.am (Makefile): Move the dependency on
        $(BFDDIR)/configure.in to...
        (CONFIG_STATUS_DEPENDENCIES): ... here.
        (AUTOMAKE_OPTIONS): Require automake 1.8.
        * Makefile.in: Regenerate.
        * doc/Makefile.am (BASEDIR, BFDDIR): Define.
        (CONFIG_STATUS_DEPENDENCIES): Add a dependency on
        $(BFDDIR)/configure.in here as well.
        * doc/Makefile.in: Regenerate.

2004-01-05  Maciej W. Rozycki  <macro@ds2.pg.gda.pl>

        * Makefile.am (install, install-info, RECURSIVE_TARGETS): Remove.
        * Makefile.in: Regenerate.
        * aclocal.m4: Regenerate.
        * doc/Makefile.am (install, install-info): Remove.
        (install-data-local): A new hook for install-info.
        (AUTOMAKE_OPTIONS): Require automake 1.8.
        * doc/Makefile.in: Regenerate.

2004-01-02  Nutan Singh <nutan@kpitcummins.com>

        * doc/c-sh.texi: Update description about floating point behavior
        of SH family.

2004-01-02  Bernardo Innocenti  <bernie@develer.com>

        * configure.in: Add m68k-uClinux target.
        * configure: Regenerate.

For older changes see ChangeLog-0203
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