and rightstop to not be const.
(parse_mri_control_expression): Likewise.
(build_mri_control_operand): Likewise. Use m68k_ip_op to examine
the operand, not m68k_reg_parse.
(s_mri_if): In MRI mode, stop at the first '*'.
(s_mri_while): Likewise.
(s_mri_else): In MRI mode, ignore trailing characters.
(s_mri_endi, s_mri_break, s_mri_next, s_mri_for): Likewise.
(s_mri_endf, s_mri_repeat, s_mri_until, s_mri_endw): Likewise.
* config/m68k-parse.y: Revert yesterday's change.
* config/m68k-parse.h: Revert yesterday's change.
and rightstart to not be const.
(parse_mri_control_expression): Likewise.
(build_mri_control_operand): Likewise. If the left side of the
comparison is a register, and the right side is not, swap the two
sides.
* config/m68k-parse.y (m68k_reg_parse): Make globally visible.
* config/m68k-parse.h (m68k_reg_parse): Declare.
sym-sym case.
* config/obj-coff.c (fixup_segment): Likewise. Permit negative
symbols if TC_M68K.
* config/tc-m68k.c (tc_coff_fix2rtype): If fx_tcbit is set, return
R_RELLONG_NEG.
(tc_gen_reloc): If fx_tcbit is set, abort.
(md_apply_fix_2): For a negative reloc, move fx_subsy to fx_addsy,
and set fx_tcbit.
Permits generating negative relocs for m68k COFF.
relaxing, in case md_convert_frag, called by cvt_frag_to_fill,
wants to call fix_new.
* config/tc-m68k.c (m68k_ip): Permit PC relative code if the
segment of the symbol is the current segment, not just in
text_section.
(md_convert_frag_1): Don't call subseg_change.
(md_estimate_size_before_relax): Likewise.
statement inside a quotation.
(s_space): Don't warn about a zero repeat count in MRI mode.
* config/tc-m68k.c (crack_operand): In MRI mode, don't count
parentheses inside quotes.
(md_assemble): In MRI mode, anything after the operands field is a
comment.
(parse_mri_control_operand): Adjust start and stop to remove
spaces.
(s_mri_for): Likewise.
* as.c: Include sb.h and macro.h.
(max_macro_next): New global variable.
(main): Call macro_init.
(macro_expr): New static function.
* as.h (max_macro_nest): Declare.
* read.c (line_label): Rename from mri_line_label. Change all
uses.
(potable): Add exitm, irp, irpc, macro, mexit, rept.
(read_a_source_file): Always clear line_label at the start of a
line, not just when flag_mri or LABELS_WITHOUT_COLONS. Fixup
MRI/LABELS_WITHOUT_COLONS handling. In MRI mode, permit label:
equ val. Set line_label when calling colon. In MRI mode, a
leading '.' does not imply a pseudo-op. Check for macro expansion
before calling md_assemble.
(s_irp): New function.
(get_line_sb): New static function.
(s_macro): New function.
(s_mexit): New function.
(s_rept): New function.
* read.h (line_label): Rename from mri_line_label.
(s_irp, s_rept): Declare.
(s_macro, s_mexit): Declare.
* input-scrub.c: Include sb.h.
(sb_index, from_sb): New static variables.
(macro_nest): New static variable.
(struct input_save): Add sb_index and from_sb fields. Change
next_saved_file field to be struct input_save *.
(next_saved_file): Changed to be struct input_save *.
(input_scrub_push): Change to return type struct input_save *.
Save sb_index and from_sb.
(input_scrub_pop): Change parameter type to struct input_save *.
Restore sb_index and from_sb.
(input_scrub_include_sb): New function.
(input_scrub_next_buffer): Handle reading from from_sb.
(bump_line_counters): Only increment lines if not using from_sb.
* config/tc-m68k.c (opt_table): Add nest.
(opt_nest): New static function.
* gasp.c: Include sb.h and macro.h. Move all sb related functions
and definitions to sb.h and sb.c. Move all macro related
functions and definitions to macro.h and macro.c.
* sb.h, sb.c: New files, extracted from gasp.c.
* macro.h, macro.c: Likewise.
* Makefile.in (OBJS): Add sb.o and macro.o
(GASPOBJS): Define.
(gasp.new): Depend upon $(GASPOBJS). Use $(GASPOBJS) to link.
(TARG_CPU_DEP_m68k): Depend upon subsegs.h.
(gasp.o): Depend upon sb.h and macro.h.
(sb.o): New target.
(macro.o): New target.
(as.o): Depend upon sb.h and macro.h.
(input-scrub.o): Depend upon sb.h.
(read.o): Depend upon sb.h and macro.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.
You can't portably store negative numbers in a char.
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.
(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.
(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.
68ec020, 68ec030, 68ec040, and 68330.
(md_pseudo_table): Add chip and comline.
(m68k_init_after_args): Use strcasecmp when comparing default_cpu
against architectures.
(mri_chip, s_chip): New static functions.
including support for Motorola syntax.
* config/m68k-parse.h: New file; definitions shared between
m68k-parse.y and tc-m68k.c.
* config/tc-m68k.c: Include m68k-parse.h.
(enum operand_type): Move to m68k-parse.h, where it is named
m68k_operand_type. Rename all uses. Rearrange somewhat. Add
FPREG. Rename AOFF to DISP. Rename AINDX to BASE. Rename APODX
to POST. Rename APRDX to PRE. Remove AMIND. Rename MSCR to
CONTROL. Remove DINDR.
(struct m68k_exp): Move to m68k-parse.h. Remove e_beg, e_end and
e_seg fields. Rename e_exp to exp. Rename e_siz to size, and
change type to enum m68k_size. Change all uses.
(enum _register): Move to m68k-parse.h, where it is named
m68k_register. Rename all uses. Add ZDATA0-7 and ZADDR0-7.
(struct m68k_op): Move to m68k-parse.h. Change all fields.
(seg): Don't define.
(add_exp): Remove.
(FAIL, OK): Remove.
(m68k_reg_parse): Move to m68k-parse.y, and rewrite.
(SKIP_WHITE, SKIP_W): Remove.
(try_moto_index, try_index): Remove.
(m68k_ip_op): Move to m68k-parse.y, and rewrite to use grammar.
(main): Remove obsolete test function.
(m68k_ip): Extensive changes to use new grammar.
(get_regs): Remove.
(crack_operand): m68k_ip_op now returns 0 on success.
(init_table): Add ssp, zd0-7 and za0-7.
(md_assemble): Make er const. Correct loop over operands when
looking for error message.
(md_begin): Set alt_notend_table for '(' and '@'.
(get_num): Expression is already parsed. Don't set seg.
* configure.in: If cpu_type is m68k, put m68k-parse.o in
extra-objects.
* configure: Rebuild.
* Makefile.in (DISTSTUFF): Add m68k-parse.c.
(BISON): Use ../bison/bison if it exists.
(BISONFLAGS): Define as empty.
(TARG_CPU_DEP_m68k): Depend upon $(srcdir)/config/m68k-parse.h.
(m68k-parse.c, m68k-parse.o): New targets.
"sfcr", and "dfcr" as synonyms for existing entries.
(md_begin): In MRI mode, force flag_reg_prefix_optional to 1.
(md_parse_option): Removed unused locals i and arch. Change type
of arch (another one) to unsigned long.
(tc_coff_sizemachdep): Add return after abort to avoid warning.
(md_relax_table): No longer const. Add PCINDEX entries.
(m68k_ip): For AINDX with simple symbol operand, generate a PCINDEX frag if PC
is used, or do normal non-AINDX processing for address register.
(m68k_init_after_args): If cpu is 68000 or 68010, fix md_relax_table to prevent
relaxation of PCINDEX/BYTE mode to SHORT, since they don't support that mode.
(md_convert_frag_1, case PCLEA/LONG): Add 4 to offset, not 2. Add support for
new PCINDEX modes.
(md_estimate_size_before_relax): Process PCINDEX/SZ_UNDEF mode.
(md_convert_frag_1, case PCLEA/SHORT): Add 2 to offset.
(m68k_ip, case most punctuation/AOFF): If using PC, call add_frag using PCLEA.
comments.
(struct m68k_cpu): New type.
(archs, n_archs): New variables, with single list of name/enum mapping and
aliases.
(m68k_ip): Delete the table here.
(m68k_init_after_args): Use the new table here instead of open-coding it.
(md_parse_option, case 'm'): Ditto.
m68k_aout_machtype.
* config/tc-m68k.c (omagic): Remove obsolete and unused variable.
(m68k_aout_machtype): New variable, if OBJ_AOUT.
(md_assemble): Initialize m68k_aout_machtype based on
current_architecture, if OBJ_AOUT.
(md_parse_option): Remove obsolete reference to omagic.
expr.c (__): Undefine before defining.
as.c (got_sig): Don't return anything; return type might be void.
Whitespace/comment cleanup in frags.c.
Some patches for `-pedantic' or `-fno-common' compilation.
(Some of these changes are from Michael Meissner; see change log.)
Removed some unneeded files.
obj-coff.c (obj_coff_endef): Use as_warn, not fprintf.
tc-m68k.c (md_assemble): 68000+68881 is okay -- could be emulating.
p3 into devo.
* tc-m68k.c (m68k_reg_parse): If REGISTER_PREFIX isn't defined,
still accept (but don't require) OPTIONAL_REGISTER_PREFIX before
the register name.
* tc-m68k.h (OPTIONAL_REGISTER_PREFIX): Define to be "%", if not
M68KCOFF.
support when using /opt/SUNWspro/SC2.0/acc.
Tue Nov 10 09:50:25 1992 Ian Lance Taylor (ian@cygnus.com)
* obj-coffbfd.c (fill_section): set STYP_NOLOAD bit for .bss
section.
* atof-ieee.c, atof-ns32k.c, tc-*.c: made EXP_CHARS, FLT_CHARS,
comment_chars, line_comment_chars and line_seperator_chars
consistently const, and always initialized them. Included read.h.
* tc-m68k.c (m68k_ip, m68k_ip_op, get_num, try_moto_index): merge
Motorola and MIT syntax; gas can now assemble either type of
file.
tc-m68kmote.c, tc-m68kmote.h: removed now superfluous files.
From Steve Chamberlain:
m68kcoff.mt: for m68k COFF.
obj-coffbfd.c: (fixup_mdeps) added
(size_section) removed bad sanity check
(fill_section) added rs_machine_dependent case
(write_object_file) call fixup_mdeps
(fixup_segment) set fx_subsy to 0.
obj-coffbfd.h: define WORKING_DOT_WORD (too hard to support) and
handle m68k.
tc-m68k.c, config/tc-m68k.h: added m68k COFF support and Motorala
pseudo ops.
data, so that "bc" is available to 68040 cache instructions. Added
"tt0", "tt1", and 68ec030 variants.
(md_assemble): Complain if 68000 (only) and 68881 are specified.
(enum _register): Added TT0, TT1.
(m68k_ip, cases '3' and 't'): Handle new operand type codes. Pass
line number correctly in "internal error" messages. Don't print
architecture-mismatch message for operand errors.
From Colin Smith (colin@wrs.com):
* config/tc-m68k.c (m68k_ip, case '_'): Use addword twice rather than
install_operand.
* tc-m68k.c: use TARGET_CPU to choose default cpu type.
* te-generic.h: default to LOCAL_LABELS_DOLLAR and LOCAL_LABELS_FB
so that we can assemble hand-written libgcc code.
