1 /* tc-tic54x.h -- Header file for tc-tic54x.c
2 Copyright (C) 1999-2019 Free Software Foundation, Inc.
3 Contributed by Timothy Wall (twall@alum.mit.edu)
5 This file is part of GAS, the GNU Assembler.
7 GAS is free software; you can redistribute it and/or modify
8 it under the terms of the GNU General Public License as published by
9 the Free Software Foundation; either version 3, or (at your option)
12 GAS is distributed in the hope that it will be useful,
13 but WITHOUT ANY WARRANTY; without even the implied warranty of
14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 GNU General Public License for more details.
17 You should have received a copy of the GNU General Public License
18 along with GAS; see the file COPYING. If not, write to the Free
19 Software Foundation, 51 Franklin Street - Fifth Floor, Boston, MA
25 /* select the proper coff format (see obj-coff.h) */
28 #define TARGET_BYTES_BIG_ENDIAN 0
29 #define OCTETS_PER_BYTE_POWER 1
31 #define TARGET_ARCH bfd_arch_tic54x
33 #define WORKING_DOT_WORD 1
35 #define MAX_OPERANDS 4
36 #define PARALLEL_SEPARATOR '|'
37 #define LABELS_WITHOUT_COLONS 1
38 /* accept 0FFFFh, 1010b, etc. */
39 #define NUMBERS_WITH_SUFFIX 1
40 /* $ is section program counter */
42 /* accept parallel lines like
44 (may also be split across lines)
46 #define DOUBLEBAR_PARALLEL 1
47 /* affects preprocessor */
48 #define KEEP_WHITE_AROUND_COLON 1
63 /* We sometimes need to keep track of bit offsets within words */
64 #define TC_FRAG_TYPE int
65 #define TC_FRAG_INIT(FRAGP, MAX_BYTES) do {(FRAGP)->tc_frag_data = 0;}while (0)
67 /* Tell GAS whether the given token is indeed a code label.
68 Note - we make of the knowledge that this macro will be called from
69 read.c:read_a_source_file() in that we also pass the local variable
71 #define TC_START_LABEL_WITHOUT_COLON(NUL_CHAR, NEXT_CHAR) \
72 tic54x_start_label (line_start, NUL_CHAR, NEXT_CHAR)
73 extern int tic54x_start_label (char *, int, int);
75 /* custom handling for relocations in cons expressions */
76 #define TC_CONS_FIX_NEW(FRAG, OFF, LEN, EXP, RELOC) \
77 tic54x_cons_fix_new (FRAG, OFF, LEN, EXP, RELOC)
78 extern void tic54x_cons_fix_new (fragS
*, int, int, expressionS
*,
79 bfd_reloc_code_real_type
);
81 /* Define md_number_to_chars as the appropriate standard big endian or
82 little endian function. Mostly littleendian, but longwords and floats are
86 #define md_number_to_chars tic54x_number_to_chars
87 extern void tic54x_number_to_chars (char *, valueT
, int);
88 #define tc_adjust_symtab() tic54x_adjust_symtab()
89 extern void tic54x_adjust_symtab (void);
90 #define tc_unrecognized_line(ch) tic54x_unrecognized_line(ch)
91 extern int tic54x_unrecognized_line (int ch
);
92 #define md_parse_name(s,e,m,c) tic54x_parse_name(s,e)
93 extern int tic54x_parse_name (char *name
, expressionS
*e
);
94 #define md_undefined_symbol(s) tic54x_undefined_symbol(s)
95 extern symbolS
*tic54x_undefined_symbol (char *name
);
96 #define md_macro_start() tic54x_macro_start()
97 extern void tic54x_macro_start (void);
98 #define md_macro_end() tic54x_macro_end()
99 extern void tic54x_macro_end (void);
100 #define md_macro_info(args) tic54x_macro_info(args)
102 extern void tic54x_macro_info (const struct macro_struct
*);
103 #define tc_frob_label(sym) tic54x_define_label (sym)
104 extern void tic54x_define_label (symbolS
*);
106 #define md_start_line_hook() tic54x_start_line_hook()
107 extern void tic54x_start_line_hook (void);
109 #define md_estimate_size_before_relax(f,s) \
110 tic54x_estimate_size_before_relax(f,s)
111 extern int tic54x_estimate_size_before_relax(fragS
*, segT
);
113 #define md_relax_frag(seg, f,s) tic54x_relax_frag(f,s)
114 extern int tic54x_relax_frag(fragS
*, long);
116 #define md_convert_frag(b,s,f) tic54x_convert_frag(b,s,f)
117 extern void tic54x_convert_frag(bfd
*, segT
, fragS
*);
119 /* Other things we don't support... */
121 /* Define away the call to md_operand in the expression parsing code.
122 This is called whenever the expression parser can't parse the input
123 and gives the assembler backend a chance to deal with it instead. */
125 #define md_operand(X)
127 /* spruce up the listing output */
128 #define LISTING_WORD_SIZE 2
130 extern void tic54x_global (int);
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