changelog-9295

基于4个mips核的noc设计

	* app.c (do_scrub_begin): In MRI mode, set lex of ' to
	LEX_IS_STRINGQUOTE.

Mon Aug 21 13:41:33 1995  Michael Meissner  <[e-mail]>

	* config/tc-ppc.c (md_assemble): Allow @HA, @L, and @H suffixes on
	constant expressions.

Sun Aug 20 15:54:37 1995  Jim Wilson  <[e-mail]>

	* config/tc-arm.c (md_reloc_size): Add const to declaration.

Fri Aug 18 10:58:09 1995  Ian Lance Taylor  <[e-mail]>

	* read.c (s_include): In MRI mode, don't expect quotes around the
	file name.
	* listing.c (listing_title): Don't require the title to be quoted.

	* gasp.c (include_print_where_line): Always subtract 1 from
	linecount before printing it.
	(process_file): In MRI mode, lines beginning with '*' or '!' are
	comments.
	(do_reg): In MRI mode, don't require parentheses.
	(do_include): In MRI mode, don't requires quotes.  If the file can
	not be found in the include path, try opening it in the current
	directory.  Print the file name correctly in the error message.
	(chartype_init): In MRI mode, set FIRSTBIT for '.'.
	(main): Set comment_char to ';' when entering MRI mode.

	* config/tc-m68k.c: Include subsegs.h.
	(m68k_ip): Pass 64 rather than -1 to add_Fix in 'B' 'B' case.
	(md_pcrel_from): If fx_pcrel_adjust is 64, use -1 instead.

	* config/tc-sparc.h (tc_fix_adjustable): For OBJ_AOUT case, adjust
	BFD_RELOC_16 and BFD_RELOC_32 relocs.

Wed Aug 16 14:48:44 1995  Ken Raeburn  <[e-mail]>

	* as.h (alloca): Use void* declaration on HP/UX.

Wed Aug 16 12:49:17 1995  Ian Lance Taylor  <[e-mail]>

	* config/tc-sparc.c (tc_gen_reloc): If PIC, only change PCREL_S2
	to WPLT30 for an undefined or external symbol.  Don't consider
	PC10 or PC22 to be a PC relative reloc when choosing between
	fx_addnumber and fx_offset.

	* config/tc-z8k.c (md_number_to_chars): Don't do it here, call
	number_to_chars_bigendian.
	* config/tc-z8k.h (TARGET_BYTES_BIG_ENDIAN): Define.

	* expr.c (operand): Add support for .startof. and .sizeof. by
	using magic symbol names which the linker will recognize
	specially.
	* doc/as.texinfo: Take out note that .startof. and .sizeof. are
	not supported.

Tue Aug 15 15:08:49 1995  Ian Lance Taylor  <[e-mail]>

	* config/tc-m68k.c (md_pseudo_table): Add MRI structured control
	directives: if, if.b, if.w, if.l, else, else.s, else.l, endi,
	break, break.s, break.l, next, next.s, next.l, for, for.b, for.w,
	for.l, endf, repeat, until, until.b, until.w, until.l, while,
	while.b, while.w, while.l, endw.
	(enum mri_control_type): Define.
	(struct mri_control_info): Define.
	(mri_control_stack): New static variable.
	(mri_control_index): New static variable.
	(mri_control_label): New static function.
	(push_mri_control, pop_mri_control): New static functions.
	(parse_mri_condition): New static function.
	(parse_mri_control_operand): New static function.
	(swap_mri_condition, reverse_mri_condition): New static functions.
	(build_mri_control_operand): New static function.
	(parse_mri_control_expression): New static function.
	(s_mri_if, s_mri_else, s_mri_endi): New static functions.
	(s_mri_break, s_mri_next): New static functions.
	(s_mri_for, s_mri_endf): New static functions.
	(s_mri_repeat, s_mri_until): New static functions.
	(s_mri_while, s_mri_endw): New static functions.
	* gasp.c (mrikinfo): Remove IF.
	* expr.c (get_symbol_end): Accept \001 as part of a name.

	* symbols.c (colon): Change parameter to const char *.
	* symbols.h (colon): Update declaration.

Mon Aug 14 20:51:56 1995  Ken Raeburn  <[e-mail]>

	* write.c (write_contents): Always do it the BFD_FAST_SECTION_FILL
	way.  Reformat and reindent that code to GNU standards.
	(BFD_FAST_SECTION_FILL): Don't define.

Mon Aug 14 14:08:07 1995  Jeff Law  ([e-mail])

	* config/tc-hppa.c (md_apply_fix): Don't try to apply BEGIN_BRTAB
	or END_BRTAB fixups.

Mon Aug 14 15:45:07 1995  Ian Lance Taylor  <[e-mail]>

	* gasp.c (do_align, get_any_string): Mark as static.
	(do_assigna, do_assignc, new_file): Likewise.

	* config/tc-m68k.c (s_reg): Rename local op to rop to avoid
	confusion with macro op.

	* gasp.c (strip_comments): Comment out; it's not used.
	(do_end): Add parameter.  In MRI mode, print it out.
	(do_irp): New static function.
	(sub_actual): Change parameter m to formal_hash, changing type
	from macro_entryh * to hash_table *.
	(macro_expand_body): New static function, broken out of
	macro_expand.
	(macro_expand): Call macro_expand_body.
	(K_*): Fully parenthesize.
	(K_IRP, K_IRPC): Define.
	(mrikinfo): Add IRP and IRPC.
	(process_pseudo_op): In MRI mode, print out END pseudo-op.  Pass
	line to do_end.  Handle K_IRP and K_IRPC.

	* config/tc-m68k.c (s_opt): Reset *input_line_pointer even if we
	don't do anything with the option.

Sun Aug 13 17:03:58 1995  Ian Lance Taylor  <[e-mail]>

	* frags.c (frag_align): Handle absolute_section.
	* write.c (record_alignment): Likewise.

	* config/tc-mips.c (macro_build): Skip insns with an inappropriate
	ISA level.

Sun Aug 13 00:35:02 1995  Jeff Law  ([e-mail])

	* config/tc-hppa.c (md_pseudo_table): Add entries for
	"begin_brtab" and "end_brtab" pseudo-ops.
	(pa_brtab): New function.
	(tc_gen_reloc, SOM version): Handle R_BEGIN_BRTAB and R_END_BRTAB.
	(hppa_force_relocation): Force relocations for BRTAB fixups
	when OBJ_SOM is defined.

Fri Aug 11 20:34:05 1995  Ken Raeburn  <[e-mail]>

	* Makefile.in (TE_OBJS): Add empty definition.

Fri Aug 11 19:16:08 1995  Ian Lance Taylor  <[e-mail]>

	* gasp.c (change_base): Don't treat ' specially in MRI mode.
	(process_file): Don't warn about missing END in MRI mode.
	(do_if): New static function.
	(get_mri_string, do_ifc): New static functions.
	(buffer_and_nest): Treat MRI mode like alternate syntax mode.
	(do_aendr): Change error message in MRI mode.
	(do_arepeat): Use REPT/ENDR in MRI mode.
	(do_formals): In MRI mode, add special NARG formal.
	(macro_expand): Various changes for MRI mode: permit a qualifier
	on the macro name; set special NARG formal; permit unnamed
	positional arguments; use && to concatenate named parameters;
	permit \d to specify an unnamed parameter; permit named parameters
	to not start with \; use == to see if a parameter exists.
	(getstring): In MRI mode, allow <> to quote a string.
	(K_IFEQ, K_IFNE, K_IFLT, K_IFLE, K_IFGE, K_IFGT): Define.
	(K_IFC, K_IFNC): Define.
	(struct keyword): Name structure used in kinfo array.
	(mrikinfo): New static array.
	(process_pseudo_op): Don't require leading '.' in MRI mode.
	Handle new MRI pseudo-op definitions.
	(add_keyword): New static function, broken out of process_init.
	(process_init): Use add_keyword.  In MRI mode, add mrikinfo table.
	(long_options): Add "mri".
	(show_usage): Mention -M/--mri.
	(main): Call process_init after processing arguments.  Handle -M.
	* doc/gasp.texi: Document -M/--mri.

	* gasp.c: Include ansidecl.h.  Make all local functions static.
        Add prototypes for all static functions.
	(mri): New global variable.
	(sb_add_char): Change parameter c from char to int.
	(sb_add_string): Make parameter s into a const pointer.
	(sb_add_buffer): Likewise.
	(checkconst): Change parameter op from char to int.
	(exp_get_abs): Make parameter emsg into a const pointer.
	(do_res): Change parameter type from char to int.
	(buffer_and_nest): Make parameters from and to into const
	pointers.
	(do_sdata): Change parameter type from char to int.
	(new_file): Make parameter name into a const pointer.
	(do_define): Make parameter string into a const pointer.

	* config/tc-h8300.c (md_number_to_chars): Don't do it here, call
	number_to_chars_bigendian.
	* config/tc-h8300.h (TARGET_BYTES_BIG_ENDIAN): Define.

Fri Aug 11 13:23:56 1995  Michael Meissner  <[e-mail]>

	* write.h (struct fix): Add new field fx_no_overflow.

	* write.c (fixup_segment): If fx_no_overflow is non-zero, don't
	complain if the addend is too large.

	* config/tc-ppc.c (md_assemble): Set fx_no_overflow if the half
	word relocations BFD_RELOC_{LO16,HI16,HI16_S}.

Thu Aug 10 20:56:38 1995  Ken Raeburn  <[e-mail]>

	* read.c (s_mri_sect) [BFD_ASSEMBLER]: Fix typos in choosing and
	setting section flags.

Thu Aug 10 00:38:11 1995  Ian Lance Taylor  <[e-mail]>

	* doc/as.texinfo: Add documentation for MRI compatibility mode.
	* doc/as.1: Likewise.

	* config/tc-m68k.c (m68k_ip): When recognizing '#', use isbyte and
	iword rather than expr8 and expr16.  When recognizing 'M', use
	issbyte rather than expr8.  When recognizing 'Q' and 't', just
	check for O_constant rather than using expr8.
	* config/m68k-parse.h (expr8, expr16): Don't define.
	* Makefile.in (m68k-parse.o): Depend upon m68k-parse.h, not
	m68k-parse.y.

	* read.c (potable): Add spc, ttl, xcom, xref.
	(s_mri_sect): New function.
	* read.h (s_mri_sect): Declare.
	* config/obj-coff.c (obj_coff_section) (both versions): In MRI
	mode, call s_mri_sect.
	(obj_pseudo_table): Add sect.s and section.s.  Move sect outside
	of ifndef BFD_ASSEMBLER.
	* config/obj-elf.c (elf_pseudo_table): Add section.s, sect,
	sect.s.
	(obj_elf_section): In MRI mode, call s_mri_sect.
	* config/tc-m68k.c (md_pseudo_table): Add restore, save.
	(struct save_opts): Define.
	(save_stack): New static variable.
	(s_save, s_restore): New static functions.

	* read.c (s_set): Remove unused local ptr.
	(hex_float): Check target_big_endian.
	(equals): Remove unused local p.

	* config/tc-a29k.h (TARGET_BYTES_BIG_ENDIAN): Define.
	* config/tc-h8500.h (TARGET_BYTES_BIG_ENDIAN): Define.
	* config/tc-hppa.h (TARGET_BYTES_BIG_ENDIAN): Define.
	* config/tc-i860.h (TARGET_BYTES_BIG_ENDIAN): Define.
	* config/tc-m68k.h (TARGET_BYTES_BIG_ENDIAN): Define.
	* config/tc-m88k.h (TARGET_BYTES_BIG_ENDIAN): Define.
	* config/tc-tahoe.h (TARGET_BYTES_BIG_ENDIAN): Define.
	* config/tc-sh.c (little): Set target_big_endian.
	(md_begin): Likewise.
	(md_parse_option): Likewise.
	(build_relax): Check target_big_endian rather than shl.
	(build_Mytes, md_atof): Likewise.
	(md_convert_frag, md_apply_fix): Likewise.
	(md_number_to_chars): Likewise.
	
Wed Aug  9 10:51:48 1995  Ian Lance Taylor  <[e-mail]>

	* config/tc-m68k.c (m68k_abspcadd): New static variable.
	(m68k_quick): New static variable.
	(m68k_rel32): New static variable.
	(md_pseudo_table): Add opt and reg.
	(m68k_ip): Permit absolute symbols in 'l'/'L' recognition.  Check
	m68k_quick in 'M' and 'Q' recognition.  Check m68k_abspcadd in
	DISP handling.  Check m68k_rel32 in BASE/POST/PRE handling.
	(md_begin): In MRI mode, initialize m68k_abspcadd and m68k_rel32.
	In MRI mode, change unsized branch aliases to be variable sized.
	(struct opt_action): Define.
	(opt_table): Define.
	(s_opt): New static function.
	(skip_to_comma): New static function.
	(opt_chip): New static function.
	(opt_list): New static function.
	(opt_list_symbols): New static function.
	(s_reg): New static function.
	* as.h (flag_keep_locals): Change from unsigned char to int.
	(flag_no_warnings): Likewise.

	* read.c (mri_line_label): Make non-static.
	(potable): Add nopage, page, plen.
	(s_org): Error if in MRI mode.
	* read.h (mri_line_label): Declare.
	* listing.c (listing_nopage): New function.
	* listing.h (listing_nopage): Declare.

	* symbols.c (symbol_begin): Set sy_frag of abs_symbol to
	&zero_address_frag.

	* write.c (adjust_reloc_syms): Check that symbol is not NULL
	before checking sy_mri_common.
	(fixup_segment): Likewise.
	* config/obj-coff.c (fixup_segment): Likewise.

	* read.c (abs_section_offset): New global variable.
	(potable): Add offset, struct.
	(do_org): New static function; handle changing the origin in the
	absolute section.
	(s_org): Use do_org.
	(s_set): Likewise.
	(equals): Likewise.
	(s_space): In absolute_section, just increase abs_section_offset.
	(s_struct): New function.
	(emit_expr): Handle absolute_section specially.
	* read.h (abs_section_offset): Declare.
	(s_struct): Declare.
	* frags.c (frag_more): Warn if in absolute_section.
	(frag_now_fix): In absolute_section, return abs_section_offset.
	* subsegs.c (subseg_change): If switching to absolute_section,
	just set now_seg and now_subseg.
	(subseg_set_rest): Special handling when switching to or from
	absolute_section.

	* config/tc-m68k.c (m68k_float_copnum): New static variable.
	(md_pseudo_table): Add fopt and mask2.
	(m68k_ip): Use m68k_float_copnum, not COPNUM, when setting
	coprocessor register to use.  In case 'I' when checking operands,
	correct coprocessor register numbers.  In case 'I' when setting
	operands, don't add 1.
	(s_fopt): New static function.
	* config/m68k-parse.h (COPNUM): Don't define.

	* read.c (potable): Add ifeq, ifge, ifgt, ifle, iflt, ifne.
	Change if to pass O_ne to s_if.
	(read_a_source_file): Don't define an label without a colon if
	ignore_input returns true.
	* cond.c (s_if): Treat argument as an operatorT describing how to
	compare the argument against zero.
	(ignore_input): Don't require an initial dot in MRI mode, or if
	NO_PSEUDO_DOT is defined.

	* read.c (potable): Add dcb, dcb.b, dcb.d, dcb.l, dcb.s, dcb.w,
	dcb.x, ds.d, ds.p, ds.s, ds.x, elsec, endc, fail, format, llen,
	noformat.
	(read_a_source_file): If pseudo-op handler is s_end, quit
	immediately.
	(s_end): New function.
	(s_fail): New function.
	(s_float_space): New function.
	(hex_float): New static function.
	(float_cons): Use hex_float.
	* read.h (s_fail): Declare.
	(s_float_space): Declare.
	* cond.c (s_end): Remove.
	* listing.c (listing_psize): Treat argument as indicating whether
	a height i