1 /* tc-m68hc11.h -- Header file for tc-m68hc11.c. 2 Copyright 1999, 2000, 2001 Free Software Foundation, Inc. 3 4 This file is part of GAS, the GNU Assembler. 5 6 GAS is free software; you can redistribute it and/or modify 7 it under the terms of the GNU General Public License as published by 8 the Free Software Foundation; either version 2, or (at your option) 9 any later version. 10 11 GAS is distributed in the hope that it will be useful, 12 but WITHOUT ANY WARRANTY; without even the implied warranty of 13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 14 GNU General Public License for more details. 15 16 You should have received a copy of the GNU General Public License 17 along with GAS; see the file COPYING. If not, write to the Free 18 Software Foundation, 59 Temple Place - Suite 330, Boston, MA 19 02111-1307, USA. */ 20 21 #define TC_M68HC11 22 #define TC_M68HC12 23 24 #ifdef ANSI_PROTOTYPES 25 struct fix; 26 #endif 27 28 /* Define TC_M68K so that we can use the MRI mode. */ 29 #define TC_M68K 30 31 #define TARGET_BYTES_BIG_ENDIAN 1 32 33 /* Motorola assembler specs does not require '.' before pseudo-ops. */ 34 #define NO_PSEUDO_DOT 1 35 36 #if 0 37 /* Treat the single quote as a string delimiter. 38 ??? This does not work at all. */ 39 #define SINGLE_QUOTE_STRINGS 1 40 #endif 41 42 #ifndef BFD_ASSEMBLER 43 #error M68HC11 support requires BFD_ASSEMBLER 44 #endif 45 46 /* The target BFD architecture. */ 47 #define TARGET_ARCH (m68hc11_arch ()) 48 extern enum bfd_architecture m68hc11_arch PARAMS ((void)); 49 50 #define TARGET_MACH (m68hc11_mach ()) 51 extern int m68hc11_mach PARAMS ((void)); 52 53 #define TARGET_FORMAT (m68hc11_arch_format ()) 54 extern const char *m68hc11_arch_format PARAMS ((void)); 55 56 /* Specific sections: 57 - The .page0 is a data section that is mapped in [0x0000..0x00FF]. 58 Page0 accesses are faster on the M68HC11. Soft registers used by GCC-m6811 59 are located in .page0. 60 - The .vectors is the data section that represents the interrupt 61 vectors. */ 62 #define ELF_TC_SPECIAL_SECTIONS \ 63 { ".page0", SHT_PROGBITS, SHF_ALLOC + SHF_WRITE }, \ 64 { ".vectors", SHT_PROGBITS, SHF_ALLOC + SHF_WRITE }, 65 66 #define LISTING_WORD_SIZE 1 /* A word is 1 bytes */ 67 #define LISTING_LHS_WIDTH 4 /* One word on the first line */ 68 #define LISTING_LHS_WIDTH_SECOND 4 /* One word on the second line */ 69 #define LISTING_LHS_CONT_LINES 4 /* And 4 lines max */ 70 #define LISTING_HEADER m68hc11_listing_header () 71 extern const char *m68hc11_listing_header PARAMS (()); 72 73 /* call md_pcrel_from_section, not md_pcrel_from */ 74 #define MD_PCREL_FROM_SECTION(FIXP, SEC) md_pcrel_from_section(FIXP, SEC) 75 extern long md_pcrel_from_section PARAMS ((struct fix *fixp, segT sec)); 76 77 /* Permit temporary numeric labels. */ 78 #define LOCAL_LABELS_FB 1 79 80 #define DIFF_EXPR_OK /* .-foo gets turned into PC relative relocs */ 81 82 #define tc_init_after_args m68hc11_init_after_args 83 extern void m68hc11_init_after_args PARAMS ((void)); 84 85 #define md_parse_long_option m68hc11_parse_long_option 86 extern int m68hc11_parse_long_option PARAMS ((char *)); 87 88 #define DWARF2_LINE_MIN_INSN_LENGTH 1 89 90 /* We don't need to handle .word strangely. */ 91 #define WORKING_DOT_WORD 92 93 #define md_number_to_chars number_to_chars_bigendian 94 95 /* Relax table to translate short relative branches (-128..127) into 96 absolute branches. */ 97 #define TC_GENERIC_RELAX_TABLE md_relax_table 98 extern struct relax_type md_relax_table[]; 99 100 #define md_operand(x) 101 #define tc_frob_label(sym) do {\ 102 S_SET_VALUE (sym, (valueT) frag_now_fix ()); \ 103 } while (0) 104 105 #define tc_print_statistics(FILE) m68hc11_print_statistics (FILE) 106 extern void m68hc11_print_statistics PARAMS ((FILE *)); 107