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Diffstat (limited to 'gas/config/tc-mmix.h')
-rw-r--r-- | gas/config/tc-mmix.h | 210 |
1 files changed, 0 insertions, 210 deletions
diff --git a/gas/config/tc-mmix.h b/gas/config/tc-mmix.h deleted file mode 100644 index 53d4df23f59..00000000000 --- a/gas/config/tc-mmix.h +++ /dev/null @@ -1,210 +0,0 @@ -/* tc-mmix.h -- Header file for tc-mmix.c. - Copyright (C) 2001, 2002 Free Software Foundation, Inc. - Written by Hans-Peter Nilsson (hp@bitrange.com). - - This file is part of GAS, the GNU Assembler. - - GAS is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published by - the Free Software Foundation; either version 2, or (at your option) - any later version. - - GAS is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. - - You should have received a copy of the GNU General Public License - along with GAS; see the file COPYING. If not, write to the Free - Software Foundation, 59 Temple Place - Suite 330, Boston, MA - 02111-1307, USA. */ - -#define TC_MMIX - -/* See gas/doc/internals.texi for explanation of these macros. */ -#define TARGET_FORMAT "elf64-mmix" -#define TARGET_ARCH bfd_arch_mmix -#define TARGET_BYTES_BIG_ENDIAN 1 - -extern const char mmix_comment_chars[]; -#define tc_comment_chars mmix_comment_chars - -extern const char mmix_symbol_chars[]; -#define tc_symbol_chars mmix_symbol_chars - -extern const char mmix_exp_chars[]; -#define EXP_CHARS mmix_exp_chars - -extern const char mmix_flt_chars[]; -#define FLT_CHARS mmix_flt_chars - -/* "@" is a synonym for ".". */ -#define LEX_AT (LEX_BEGIN_NAME) - -extern int mmix_label_without_colon_this_line PARAMS ((void)); -#define LABELS_WITHOUT_COLONS mmix_label_without_colon_this_line () - -extern int mmix_next_semicolon_is_eoln; -#define TC_EOL_IN_INSN(p) (*(p) == ';' && ! mmix_next_semicolon_is_eoln) - -/* This is one direction we can get mmixal compatibility. */ -extern void mmix_handle_mmixal PARAMS ((void)); -#define md_start_line_hook mmix_handle_mmixal - -extern void mmix_md_begin PARAMS ((void)); -#define md_begin mmix_md_begin - -extern void mmix_md_end PARAMS ((void)); -#define md_end mmix_md_end - -extern int mmix_current_location \ - PARAMS ((void (*fn) (expressionS *), expressionS *)); -extern int mmix_parse_predefined_name PARAMS ((char *, expressionS *)); - -extern char *mmix_current_prefix; - -/* A bit ugly, since we "know" that there's a static function - current_location that does what we want. We also strip off a leading - ':' in another ugly way. - - The [DVWIOUZX]_Handler symbols are provided when-used. */ - -extern int mmix_gnu_syntax; -#define md_parse_name(name, exp, cpos) \ - (! mmix_gnu_syntax \ - && (name[0] == '@' \ - ? (! is_part_of_name (name[1]) \ - && mmix_current_location (current_location, exp)) \ - : ((name[0] == ':' || ISUPPER (name[0])) \ - && mmix_parse_predefined_name (name, exp)))) - -extern char *mmix_prefix_name PARAMS ((char *)); - -/* We implement when *creating* a symbol, we also need to strip a ':' or - prepend a prefix. */ -#define tc_canonicalize_symbol_name(x) \ - (mmix_current_prefix == NULL && (x)[0] != ':' ? (x) : mmix_prefix_name (x)) - -#define md_undefined_symbol(x) NULL - -extern void mmix_fb_label PARAMS ((expressionS *)); - -/* Since integer_constant is local to expr.c, we have to make this a - macro. FIXME: Do it cleaner. */ -#define md_operand(exp) \ - do { \ - if (input_line_pointer[0] == '#') \ - { \ - input_line_pointer++; \ - integer_constant (16, (exp)); \ - } \ - else if (input_line_pointer[0] == '&' \ - && input_line_pointer[1] != '&') \ - as_bad (_("`&' serial number operator is not supported")); \ - else \ - mmix_fb_label (exp); \ - } while (0) - - -/* Gas dislikes the 2ADD, 8ADD etc. insns, so we have to assemble them in - the error-recovery loop. Hopefully there are no significant - differences. Also, space on a line isn't gracefully handled. */ -extern int mmix_assemble_return_nonzero PARAMS ((char *)); -#define tc_unrecognized_line(c) \ - ((c) == ' ' \ - || (((c) == '1' || (c) == '2' || (c) == '4' || (c) == '8') \ - && mmix_assemble_return_nonzero (input_line_pointer - 1))) - -#define md_number_to_chars number_to_chars_bigendian - -#define WORKING_DOT_WORD - -extern const struct relax_type mmix_relax_table[]; -#define TC_GENERIC_RELAX_TABLE mmix_relax_table - -/* We use the relax table for everything except the GREG frags. */ -extern long mmix_md_relax_frag PARAMS ((segT, fragS *, long)); -#define md_relax_frag mmix_md_relax_frag - -#define tc_fix_adjustable(X) \ - ((! (X)->fx_addsy \ - || (! S_IS_WEAK ((X)->fx_addsy) \ - && S_GET_SEGMENT ((X)->fx_addsy) != reg_section)) \ - && (X)->fx_r_type != BFD_RELOC_VTABLE_INHERIT \ - && (X)->fx_r_type != BFD_RELOC_VTABLE_ENTRY) - -/* Adjust symbols which are registers. */ -#define tc_adjust_symtab() mmix_adjust_symtab () -extern void mmix_adjust_symtab PARAMS ((void)); - -/* Avoid outputting GAS register section symbols. This happens when the - assembly had errors, and will propagate to an assert in BFD. FIXME: - It seems the symbol output when-errors is a bug in GAS. Fix that - some time. See also tc_gen_reloc. - - Here's where we make all symbols global, when so requested. - We must avoid doing that for expression symbols or section symbols, - though. */ -extern int mmix_globalize_symbols; -#define tc_frob_symbol(sym, punt) \ - do { \ - if (S_GET_SEGMENT (sym) == reg_section \ - || (symp) == section_symbol (absolute_section)) \ - (punt) = 1; \ - \ - if (mmix_globalize_symbols \ - && ! symbol_section_p (sym) \ - && symp != section_symbol (absolute_section) \ - && (! S_IS_LOCAL (sym) \ - || S_GET_SEGMENT (sym) == reg_section) \ - && (S_GET_SEGMENT (sym) != reg_section \ - || (S_GET_NAME (sym)[0] != '$' \ - && S_GET_VALUE (sym) < 256))) \ - S_SET_EXTERNAL (sym); \ - } while (0) - -/* When relaxing, we need to emit various relocs we otherwise wouldn't. */ -#define TC_FORCE_RELOCATION(fix) mmix_force_relocation (fix) -extern int mmix_force_relocation PARAMS ((struct fix *)); - -/* Call md_pcrel_from_section(), not md_pcrel_from(). */ -#define MD_PCREL_FROM_SECTION(FIXP, SEC) md_pcrel_from_section (FIXP, SEC) -extern long md_pcrel_from_section PARAMS ((struct fix *, segT)); - -#define md_section_align(seg, size) (size) - -#define LISTING_HEADER "GAS for MMIX" - -/* The default of 4 means Bcc expansion looks like it's missing a line. */ -#define LISTING_LHS_CONT_LINES 5 - -extern fragS *mmix_opcode_frag; -#define TC_FRAG_TYPE fragS * -#define TC_FRAG_INIT(frag) (frag)->tc_frag_data = mmix_opcode_frag - -/* We need to associate each section symbol with a list of GREGs defined - for that section/segment and sorted on offset, between the point where - all symbols have been evaluated and all frags mapped, and when the - fixups are done and relocs are output. Similarly for each unknown - symbol. */ -extern void mmix_frob_file PARAMS ((void)); -#define tc_frob_file mmix_frob_file - -/* Used by mmix_frob_file. Hangs on section symbols and unknown symbols. */ -struct mmix_symbol_gregs; -#define TC_SYMFIELD_TYPE struct mmix_symbol_gregs * - -extern void mmix_frob_file_before_adjust PARAMS ((void)); -#define tc_frob_file_before_adjust mmix_frob_file_before_adjust - -extern void mmix_md_elf_section_change_hook PARAMS ((void)); -#define md_elf_section_change_hook mmix_md_elf_section_change_hook - -extern void mmix_md_do_align PARAMS ((int, char *, int, int)); -#define md_do_align(n, fill, len, max, label) \ - mmix_md_do_align (n, fill, len, max) - -/* Each insn is a tetrabyte (4 bytes) long, but if there are BYTE - sequences sprinkled in, we can get unaligned DWARF2 offsets, so let's - explicitly say one byte. */ -#define DWARF2_LINE_MIN_INSN_LENGTH 1 |