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39bec121 | 1 | /* tc-tic54x.h -- Header file for tc-tic54x.c |
f7e42eb4 | 2 | Copyright 1999, 2000, 2001 Free Software Foundation, Inc. |
39bec121 TW |
3 | Contributed by Timothy Wall (twall@alum.mit.edu) |
4 | ||
5 | This file is part of GAS, the GNU Assembler. | |
6 | ||
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 2, or (at your option) | |
10 | any later version. | |
11 | ||
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. | |
16 | ||
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, 59 Temple Place - Suite 330, Boston, MA | |
20 | 02111-1307, USA. */ | |
21 | ||
22 | #ifndef _TC_TIC54X_H_ | |
23 | #define _TC_TIC54X_H_ | |
24 | ||
25 | /* select the proper coff format (see obj-coff.h) */ | |
1dab94dd | 26 | #define TC_TIC54X |
39bec121 TW |
27 | |
28 | #define TARGET_BYTES_BIG_ENDIAN 0 | |
29 | #define OCTETS_PER_BYTE_POWER 1 | |
30 | ||
31 | #define TARGET_ARCH bfd_arch_tic54x | |
32 | #define BFD_ARCH TARGET_ARCH | |
33 | ||
34 | #define WORKING_DOT_WORD 1 | |
35 | ||
36 | #define MAX_OPERANDS 4 | |
37 | #define PARALLEL_SEPARATOR '|' | |
38 | #define LABELS_WITHOUT_COLONS 1 | |
1dab94dd | 39 | /* accept 0FFFFh, 1010b, etc. */ |
39bec121 TW |
40 | #define NUMBERS_WITH_SUFFIX 1 |
41 | /* $ is section program counter */ | |
42 | #define DOLLAR_DOT 1 | |
43 | /* accept parallel lines like | |
1dab94dd | 44 | add #1,a || ld #1, b |
39bec121 TW |
45 | (may also be split across lines) |
46 | */ | |
47 | #define DOUBLEBAR_PARALLEL 1 | |
48 | /* affects preprocessor */ | |
49 | #define KEEP_WHITE_AROUND_COLON 1 | |
50 | ||
1dab94dd | 51 | /* We need the extra field in the fixup struct to put the relocation in. */ |
39bec121 TW |
52 | |
53 | #define NEED_FX_R_TYPE | |
54 | ||
55 | struct bit_info | |
56 | { | |
57 | segT seg; | |
58 | #define TYPE_SPACE 0 | |
59 | #define TYPE_BES 1 | |
60 | #define TYPE_FIELD 2 | |
61 | int type; | |
62 | symbolS *sym; | |
63 | valueT value; | |
64 | char *where; | |
65 | int offset; | |
66 | }; | |
67 | ||
68 | /* We sometimes need to keep track of bit offsets within words */ | |
69 | #define TC_FRAG_TYPE int | |
814f6641 | 70 | #define TC_FRAG_INIT(FRAGP) do {(FRAGP)->tc_frag_data = 0;}while (0) |
39bec121 TW |
71 | |
72 | /* tell GAS whether the given token is indeed a code label */ | |
73 | #define TC_START_LABEL_WITHOUT_COLON(c,ptr) tic54x_start_label(c,ptr) | |
74 | extern int tic54x_start_label PARAMS((int, char *)); | |
75 | ||
76 | /* custom handling for relocations in cons expressions */ | |
77 | #define TC_CONS_FIX_NEW(FRAG,OFF,LEN,EXP) tic54x_cons_fix_new(FRAG,OFF,LEN,EXP) | |
78 | extern void tic54x_cons_fix_new PARAMS((fragS *,int,int,expressionS *)); | |
79 | ||
80 | /* Define md_number_to_chars as the appropriate standard big endian or | |
81 | little endian function. Mostly littleendian, but longwords and floats are | |
82 | stored MS word first. | |
83 | */ | |
84 | ||
85 | #define md_number_to_chars tic54x_number_to_chars | |
6e917903 | 86 | extern void tic54x_number_to_chars (char *, valueT, int); |
39bec121 | 87 | #define tc_adjust_symtab() tic54x_adjust_symtab() |
6e917903 | 88 | extern void tic54x_adjust_symtab (void); |
39bec121 | 89 | #define tc_unrecognized_line(ch) tic54x_unrecognized_line(ch) |
6e917903 | 90 | extern int tic54x_unrecognized_line (int ch); |
a8a22e33 | 91 | #define md_parse_name(s,e,c) tic54x_parse_name(s,e) |
6e917903 | 92 | extern int tic54x_parse_name (char *name, expressionS *e); |
39bec121 | 93 | #define md_undefined_symbol(s) tic54x_undefined_symbol(s) |
6e917903 | 94 | extern symbolS *tic54x_undefined_symbol (char *name); |
39bec121 | 95 | #define md_macro_start() tic54x_macro_start() |
6e917903 | 96 | extern void tic54x_macro_start (void); |
39bec121 | 97 | #define md_macro_end() tic54x_macro_end() |
6e917903 | 98 | extern void tic54x_macro_end (void); |
39bec121 | 99 | #define md_macro_info(args) tic54x_macro_info(args) |
4962e196 JB |
100 | struct macro_struct; |
101 | extern void tic54x_macro_info PARAMS((const struct macro_struct *)); | |
39bec121 TW |
102 | #define tc_frob_label(sym) tic54x_define_label (sym) |
103 | extern void tic54x_define_label PARAMS((symbolS *)); | |
104 | ||
1dab94dd | 105 | #define md_start_line_hook() tic54x_start_line_hook() |
6e917903 | 106 | extern void tic54x_start_line_hook (void); |
39bec121 TW |
107 | |
108 | #define md_estimate_size_before_relax(f,s) \ | |
109 | tic54x_estimate_size_before_relax(f,s) | |
110 | extern int tic54x_estimate_size_before_relax(fragS *, segT); | |
111 | ||
c842b53a | 112 | #define md_relax_frag(seg, f,s) tic54x_relax_frag(f,s) |
39bec121 TW |
113 | extern int tic54x_relax_frag(fragS *, long); |
114 | ||
115 | #define md_convert_frag(b,s,f) tic54x_convert_frag(b,s,f) | |
116 | extern void tic54x_convert_frag(bfd *, segT, fragS *); | |
117 | ||
1dab94dd | 118 | /* Other things we don't support... */ |
39bec121 TW |
119 | |
120 | /* Define away the call to md_operand in the expression parsing code. | |
121 | This is called whenever the expression parser can't parse the input | |
1dab94dd | 122 | and gives the assembler backend a chance to deal with it instead. */ |
39bec121 TW |
123 | |
124 | #define md_operand(X) | |
125 | ||
126 | /* spruce up the listing output */ | |
127 | #define LISTING_WORD_SIZE 2 | |
128 | ||
6e917903 TW |
129 | extern void tic54x_global (int); |
130 | ||
39bec121 | 131 | #endif |