1/* tc-tic54x.h -- Header file for tc-tic54x.c 2 Copyright 1999, 2000, 2001, 2005, 2007, 2008 Free Software Foundation, Inc. 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 3, 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, 51 Franklin Street - Fifth Floor, Boston, MA 20 02110-1301, USA. */ 21 22#ifndef _TC_TIC54X_H_ 23#define _TC_TIC54X_H_ 24 25/* select the proper coff format (see obj-coff.h) */ 26#define TC_TIC54X 27 28#define TARGET_BYTES_BIG_ENDIAN 0 29#define OCTETS_PER_BYTE_POWER 1 30 31#define TARGET_ARCH bfd_arch_tic54x 32 33#define WORKING_DOT_WORD 1 34 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 */ 41#define DOLLAR_DOT 1 42/* accept parallel lines like 43 add #1,a || ld #1, b 44 (may also be split across lines) 45*/ 46#define DOUBLEBAR_PARALLEL 1 47/* affects preprocessor */ 48#define KEEP_WHITE_AROUND_COLON 1 49 50struct bit_info 51{ 52 segT seg; 53#define TYPE_SPACE 0 54#define TYPE_BES 1 55#define TYPE_FIELD 2 56 int type; 57 symbolS *sym; 58 valueT value; 59 char *where; 60 int offset; 61}; 62 63/* We sometimes need to keep track of bit offsets within words */ 64#define TC_FRAG_TYPE int 65#define TC_FRAG_INIT(FRAGP) do {(FRAGP)->tc_frag_data = 0;}while (0) 66 67/* tell GAS whether the given token is indeed a code label */ 68#define TC_START_LABEL_WITHOUT_COLON(c,ptr) tic54x_start_label(c,ptr) 69extern int tic54x_start_label (int, char *); 70 71/* custom handling for relocations in cons expressions */ 72#define TC_CONS_FIX_NEW(FRAG,OFF,LEN,EXP) tic54x_cons_fix_new(FRAG,OFF,LEN,EXP) 73extern void tic54x_cons_fix_new (fragS *,int,int,expressionS *); 74 75/* Define md_number_to_chars as the appropriate standard big endian or 76 little endian function. Mostly littleendian, but longwords and floats are 77 stored MS word first. 78*/ 79 80#define md_number_to_chars tic54x_number_to_chars 81extern void tic54x_number_to_chars (char *, valueT, int); 82#define tc_adjust_symtab() tic54x_adjust_symtab() 83extern void tic54x_adjust_symtab (void); 84#define tc_unrecognized_line(ch) tic54x_unrecognized_line(ch) 85extern int tic54x_unrecognized_line (int ch); 86#define md_parse_name(s,e,m,c) tic54x_parse_name(s,e) 87extern int tic54x_parse_name (char *name, expressionS *e); 88#define md_undefined_symbol(s) tic54x_undefined_symbol(s) 89extern symbolS *tic54x_undefined_symbol (char *name); 90#define md_macro_start() tic54x_macro_start() 91extern void tic54x_macro_start (void); 92#define md_macro_end() tic54x_macro_end() 93extern void tic54x_macro_end (void); 94#define md_macro_info(args) tic54x_macro_info(args) 95struct macro_struct; 96extern void tic54x_macro_info (const struct macro_struct *); 97#define tc_frob_label(sym) tic54x_define_label (sym) 98extern void tic54x_define_label (symbolS *); 99 100#define md_start_line_hook() tic54x_start_line_hook() 101extern void tic54x_start_line_hook (void); 102 103#define md_estimate_size_before_relax(f,s) \ 104tic54x_estimate_size_before_relax(f,s) 105extern int tic54x_estimate_size_before_relax(fragS *, segT); 106 107#define md_relax_frag(seg, f,s) tic54x_relax_frag(f,s) 108extern int tic54x_relax_frag(fragS *, long); 109 110#define md_convert_frag(b,s,f) tic54x_convert_frag(b,s,f) 111extern void tic54x_convert_frag(bfd *, segT, fragS *); 112 113/* Other things we don't support... */ 114 115/* Define away the call to md_operand in the expression parsing code. 116 This is called whenever the expression parser can't parse the input 117 and gives the assembler backend a chance to deal with it instead. */ 118 119#define md_operand(X) 120 121/* spruce up the listing output */ 122#define LISTING_WORD_SIZE 2 123 124extern void tic54x_global (int); 125 126#endif 127