LINKER_RELAXING_SHRINKS_ONLY is defined.
* config/tc-i960.h (LINKER_RELAXING_SHRINKS_ONLY): Define it.
* doc/internals.texi (Relaxation): Write up some stuff on linker relaxing and
LINKER_RELAXING_SHRINKS_ONLY.
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.
(struct m68k_incant): Change m_operands field to be const.
(struct m68k_it): Change args field to be const.
(m68k_ip): Change local variable s to be const.
(opcode_ptr): Remove.
(md_begin): Use m68k_numopcodes, not numopcodes. Use
m68k_opcodes, not removed opcode_ptr. Use m68k_numaliases, not
numaliases.
* as.h (flag_mri): Declare/define.
* as.c (show_usage): Mention -M and its synonym --mri.
(parse_args): Add 'M' to std_shortopts. Add "mri" to
std_longopts. Set flag_mri if -M is seen.
(main): Call parse_args before input_scrub_begin. Call
expr_begin.
* app.c (do_scrub_begin): Don't set lex for '"' or '\'' in MRI
mode. Do set lex for ';', '*', and '!' in MRI mode.
(do_scrub_next_char): Remove MRI ifdef in LEX_IS_WHITESPACE case.
In MRI mode, keep spaces between labels and colons. Remove MRI
ifndef around LEX_IS_ONECHAR_QUOTE case. In MRI mode, don't use
'!' or '*' as comment characters even if they are in
comment_chars.
* read.h (lex_type): No longer const.
* read.c: Include libiberty.h.
(lex_type): No longer const.
(read_begin): In MRI mode, set lex_type of '?' to 3.
(potable): Add dc, dc.b, dc.d, dc.l, dc.s, dc.w, dc.x, ds, ds.b,
ds.l, ds.w, and xdef.
(read_a_source_file): Change LABELS_WITHOUT_COLON ifdef to check
for MRI mode at runtime rather than compile time. Handle the EQU
pseudo-op in MRI mode. Remove bogus MRI ifdef around done_pseudo.
Change NO_PSEUDO_DOT ifdef to also take effect for MRI mode at
runtime.
(cons): In MRI mode, always call parse_mri_cons rather than
TC_PARSE_CONS_EXPRESSION.
(parse_mri_cons): Always compile, not just when MRI is defined.
Call TC_PARSE_CONS_EXPRESSION, not expression, when the input is
not a string constant. Handle A and E modifiers.
(float_cons): Accept :xxxx, where the x's are hex digits.
* expr.h (operatorT): Add O_eq, O_ne, O_lt, O_le, O_ge, O_gt.
(expr_begin): Declare.
* expr.c (integer_constant): In MRI mode, if the base was not
specified, look for a suffix on the number to set the base.
(mri_char_constant): New static function.
(operand): Remove MRI ifdef. In MRI mode, do various things: Pass
0 as the base when calling integer_constant if there was no
prefix. Check for a hex constant suffix if when a leading '0' is
seen. Don't accept 0x or 0b as a prefix. Check for E'chars' and
A'chars'. Handle MRI character constants. Treat '"' as the
unary bitwise not operator. Treat $ as the program counter, or as
the prefix for a hex constant. Treat % as the prefix for a binary
constant and @ as the prefix for an octal constant. Treat : as
the prefix for a hex constant.
(op_encoding): Set '"' to O_bit_not, '<' to O_lt, and '>' to O_gt.
(op_rank): No longer const. Change rank values.
(expr_begin): New function.
(operator): New static function.
(expr): Use operator. Don't bother to mention the operator in
warnings. Remove bogus #if 0 code. Handle new operatorT values.
* atof-generic.c (atof_generic): In MRI mode, accept underscores
around the exponent in floating point numbers.
* symbols.h (symbols_case_sensitive): Declare.
* symbols.c (symbols_case_sensitive): New global variable.
(symbol_create): Check symbols_case_sensitive.
(symbol_find_base): Likewise.
(resolve_symbol_value): Handle new operatorT values.
(print_expr_1): Likewise.
(S_IS_LOCAL): In MRI mode, names beginning with two '?' characters
are local.
(s_uses): New static function.
(sh_coff_frob_file): New function.
(md_convert_frag): Call subseg_change before calling fix_new.
(sh_handle_align): New function.
(SWITCH_TABLE): Define.
(sh_force_relocation): New function.
(md_apply_fix): Handle R_SH_USES, R_SH_COUNT and R_SH_ALIGN.
(sh_coff_reloc_mangle): Likewise. Also handle switch table
entries.
* config/tc-sh.h (HANDLE_ALIGN): Define.
(sh_handle_align): Declare.
(TC_FORCE_RELOCATION): Define.
(sh_force_relocation): Declare.
(TC_COUNT_RELOC): Simplify; rely on TC_FORCE_RELOCATION instead.
(tc_frob_file): Define.
(sh_coff_frob_file): Declare.
* config/obj-coff.c (write_object_file): Call tc_frob_file if it
is defined.
(fixup_mdeps): Call HANDLE_ALIGN if it is defined.
(TC_FORCE_RELOCATION): Define if not defined.
(fixup_segment): Use TC_FORCE_RELOCATION to decide whether to
clear the symbol fields of fixP.
* config/tc-arm.h (BYTE_ORDER): Delete.
(TARGET_FORMAT): Provide value for OBJ_COFF and TE_PE.
(ARM_BI_ENDIAN): Define if OBJ_COFF and TE_PE.
* config/tc-arm.c (byte_order): Delete.
(md_number_to_chars): Reference target_big_endian, not byte_order.
(md_chars_to_number): Likewise.
(md_longopts): Add -EB/-EL if ARM_BI_ENDIAN.
(md_parse_options): Recognize -EB/-EL.
(md_show_usage): List -EB/-EL.
* config/tc-sparc.h (sparc_pic_code): Always declare, not just
when OBJ_ELF.
(TC_RELOC_RTSYM_LOC_FIXUP): Define when OBJ_AOUT.
(tc_fix_adjustable): New definition for OBJ_AOUT.
* config/tc-sparc.c (sparc_pic_code): Always define, not just when
OBJ_ELF.
(md_apply_fix): Adjust reloc addend for OBJ_AOUT and PIC. In
BFD_RELOC_32_PCREL_S2 case, don't increment val for an external
symbol when PIC.
(tc_gen_reloc): Generate different PIC relocs when OBJ_AOUT, as
well as when OBJ_ELF.
(md_shortopts): If OBJ_AOUT, include `k'.
(md_parse_option): If OBJ_AOUT, handle 'k'.
(md_show_usage): Mention -k if OBJ_AOUT, and -KPIC if OBJ_ELF.
(md_pcrel_from): Don't add in size for an external symbol when
PIC.
* write.c (adjust_reloc_syms): Set sy_used_in_reloc for both
symbols in a fixup where a defined symbol is subtracted from an
undefined symbol (when UNDEFINED_DIFFERENCE_OK is defined).
(fixup_segment): Do nothing for the difference of two symbols if
UNDEFINED_DIFFERENCE_OK is defined.
* ecoff.c (add_file): Don't collapse multiple .file commands into
a single file structure.
(ecoff_build_lineno): Set ilineBase to sum of previous file's
ilineBase and cline.
(init_file): Initialize fake.
(add_file): Add new parameter fake. Change all callers.
(ecoff_build_debug): Don't warn about a missing .end for a fake
file.
PR 6509.
* config/tc-i386.c (md_apply_fix3): Rename from md_apply_fix1.
Accept pointer to value and segment. Fix OBJ_ELF PCREL case to
handle global defined symbols correctly.
(md_apply_fix): Remove both versions.
* config/tc-i386.h (MD_APPLY_FIX3): Define.
BSF_FUNCTION.
(symbol_globalP, symbol_global_lastP): New global variables.
(yank_symbols): Sort defined global symbols to the end, just
before the undefined symbols.
(glue_symbols): Add two arguments, and use them instead of
referring directly to global variables.
(crawl_symbols): Call glue_symbols twice, once for defined globals
and once for undefined. Add corresponding know calls.
PR 5491.
* write.c (fixup_segment): Pass fixP to TC_RELOC_RTSYM_LOC_FIXUP,
not fixP->fx_r_type.
* config/tc-sparc.c (sparc_pic_code): New global variable.
(md_apply_fix): If generating PIC, adjust fx_addnumber for any non
PC relative reloc.
(tc_gen_reloc): If generating PIC, adjust various reloc types.
Remove fx_pcrel assert, since it is no longer true.
(md_parse_option): Handle -K PIC.
* config/tc-sparc.h (sparc_pic_code): Declare if OBJ_ELF.
(TC_RELOC_RTSYM_LOC_FIXUP): Define if OBJ_ELF.
(tc_fix_adjustable): Don't adjust PC relative relocs if PIC.
* config/tc-i386.h (TC_RELOC_RTSYM_LOC_FIXUP): Take a fixp, not a
reloc type.
PR 7131.
* as.c (listing_filename): New static variable.
(show_usage): Mention -a=file.
(parse_args): Support = option of -a to set name of listing file.
(main): Pass listing_filename to listing_print.
* listing.c (list_file): New static variable.
(various): Replace printf with fprintf to list_file.
(listing_print): If name argument is not NULL, open it as
list_file.
* doc/as.texinfo, doc/as.1: Document -a=file.
PR 6354.
at_end.
(file_info): Initialize at_end, not end_pending.
(buffer_line): If at_end set, just return immediately. Don't
worry about end_pending cases. Set at_end when EOF is read.
(print_source): Check at_end, not end_pending.
(listing_listing): Likewise.
PR 6636.
(md_parse_option): If OBJ_ELF, check for -K. Die if -K PIC, since
PIC code is not currently supported.
* as.c (parse_args): Change std_shortopts to be an array rather
than a constant string. Only include 'K' if WORKING_DOT_WORD is
not defined. Only check for 'K' in that case as well.
* as.h (flag_warn_displacement): Only declare if WORKING_DOT_WORD
is not defined.
PR 7131.
