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133 lines
4.4 KiB
C
133 lines
4.4 KiB
C
/* tc-tic54x.h -- Header file for tc-tic54x.c
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Copyright (C) 1999-2020 Free Software Foundation, Inc.
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Contributed by Timothy Wall (twall@alum.mit.edu)
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This file is part of GAS, the GNU Assembler.
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GAS is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3, or (at your option)
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any later version.
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GAS is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with GAS; see the file COPYING. If not, write to the Free
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Software Foundation, 51 Franklin Street - Fifth Floor, Boston, MA
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02110-1301, USA. */
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#ifndef _TC_TIC54X_H_
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#define _TC_TIC54X_H_
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/* select the proper coff format (see obj-coff.h) */
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#define TC_TIC54X
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#define TARGET_BYTES_BIG_ENDIAN 0
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#define OCTETS_PER_BYTE_POWER 1
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#define TARGET_ARCH bfd_arch_tic54x
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#define WORKING_DOT_WORD 1
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#define MAX_OPERANDS 4
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#define PARALLEL_SEPARATOR '|'
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#define LABELS_WITHOUT_COLONS 1
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/* accept 0FFFFh, 1010b, etc. */
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#define NUMBERS_WITH_SUFFIX 1
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/* $ is section program counter */
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#define DOLLAR_DOT 1
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/* accept parallel lines like
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add #1,a || ld #1, b
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(may also be split across lines)
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*/
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#define DOUBLEBAR_PARALLEL 1
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/* affects preprocessor */
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#define KEEP_WHITE_AROUND_COLON 1
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struct bit_info
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{
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segT seg;
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#define TYPE_SPACE 0
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#define TYPE_BES 1
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#define TYPE_FIELD 2
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int type;
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symbolS *sym;
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valueT value;
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char *where;
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int offset;
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};
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/* We sometimes need to keep track of bit offsets within words */
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#define TC_FRAG_TYPE int
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#define TC_FRAG_INIT(FRAGP, MAX_BYTES) do {(FRAGP)->tc_frag_data = 0;}while (0)
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/* Tell GAS whether the given token is indeed a code label.
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Note - we make of the knowledge that this macro will be called from
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read.c:read_a_source_file() in that we also pass the local variable
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line_start. */
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#define TC_START_LABEL_WITHOUT_COLON(NUL_CHAR, NEXT_CHAR) \
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tic54x_start_label (line_start, NUL_CHAR, NEXT_CHAR)
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extern int tic54x_start_label (char *, int, int);
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/* custom handling for relocations in cons expressions */
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#define TC_CONS_FIX_NEW(FRAG, OFF, LEN, EXP, RELOC) \
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tic54x_cons_fix_new (FRAG, OFF, LEN, EXP, RELOC)
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extern void tic54x_cons_fix_new (fragS *, int, int, expressionS *,
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bfd_reloc_code_real_type);
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/* Define md_number_to_chars as the appropriate standard big endian or
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little endian function. Mostly littleendian, but longwords and floats are
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stored MS word first.
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*/
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#define md_number_to_chars tic54x_number_to_chars
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extern void tic54x_number_to_chars (char *, valueT, int);
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#define tc_adjust_symtab() tic54x_adjust_symtab()
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extern void tic54x_adjust_symtab (void);
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#define tc_unrecognized_line(ch) tic54x_unrecognized_line(ch)
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extern int tic54x_unrecognized_line (int ch);
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#define md_parse_name(s,e,m,c) tic54x_parse_name(s,e)
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extern int tic54x_parse_name (char *name, expressionS *e);
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#define md_undefined_symbol(s) tic54x_undefined_symbol(s)
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extern symbolS *tic54x_undefined_symbol (char *name);
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#define md_macro_start() tic54x_macro_start()
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extern void tic54x_macro_start (void);
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#define md_macro_end() tic54x_macro_end()
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extern void tic54x_macro_end (void);
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#define md_macro_info(args) tic54x_macro_info(args)
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struct macro_struct;
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extern void tic54x_macro_info (const struct macro_struct *);
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#define tc_frob_label(sym) tic54x_define_label (sym)
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extern void tic54x_define_label (symbolS *);
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#define md_start_line_hook() tic54x_start_line_hook()
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extern void tic54x_start_line_hook (void);
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#define md_estimate_size_before_relax(f,s) \
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tic54x_estimate_size_before_relax(f,s)
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extern int tic54x_estimate_size_before_relax(fragS *, segT);
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#define md_relax_frag(seg, f,s) tic54x_relax_frag(f,s)
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extern int tic54x_relax_frag(fragS *, long);
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#define md_convert_frag(b,s,f) tic54x_convert_frag(b,s,f)
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extern void tic54x_convert_frag(bfd *, segT, fragS *);
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/* Other things we don't support... */
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/* Define away the call to md_operand in the expression parsing code.
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This is called whenever the expression parser can't parse the input
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and gives the assembler backend a chance to deal with it instead. */
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#define md_operand(X)
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/* spruce up the listing output */
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#define LISTING_WORD_SIZE 2
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extern void tic54x_global (int);
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#endif
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