1 /* This file is tc-mcore.h 2 3 Copyright (C) 1999, 2000 Free Software Foundation, Inc. 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 19 Free Software Foundation, 59 Temple Place - Suite 330, Boston, MA 20 02111-1307, USA. */ 21 22 #ifndef TC_MCORE 23 #define TC_MCORE 1 24 25 #ifndef BFD_ASSEMBLER 26 #error MCORE support requires BFD_ASSEMBLER 27 #endif 28 29 #define TARGET_ARCH bfd_arch_mcore 30 /* Used to initialise target_big_endian. */ 31 #define TARGET_BYTES_BIG_ENDIAN 0 32 33 /* Don't write out relocs for pcrel stuff. */ 34 #define TC_COUNT_RELOC(x) (((x)->fx_addsy || (x)->fx_subsy) && \ 35 (x)->fx_r_type < BFD_RELOC_MCORE_PCREL_IMM8BY4) 36 37 #define IGNORE_NONSTANDARD_ESCAPES 38 39 #define TC_RELOC_MANGLE(a,b,c) tc_reloc_mangle (a, b, c) 40 41 /* Some pseudo-op semantic extensions. */ 42 #define PSEUDO_LCOMM_OPTIONAL_ALIGN 43 44 #define LISTING_HEADER "M.CORE GAS Version 2.9.4" 45 #define LISTING_LHS_CONT_LINES 4 46 47 #define NEED_FX_R_TYPE 1 48 #define COFF_FLAGS 1 49 50 /* We want local label support. */ 51 #define LOCAL_LABELS_FB 1 52 53 #define TC_COFF_SIZEMACHDEP(frag) tc_coff_sizemachdep (frag) 54 55 extern const struct relax_type md_relax_table[]; 56 #define TC_GENERIC_RELAX_TABLE md_relax_table 57 #define md_end md_mcore_end 58 59 /* Want the section information too... */ 60 #define MD_PCREL_FROM_SECTION(FIXP, SEC) md_pcrel_from_section (FIXP, SEC) 61 62 #define MD_APPLY_FIX3 /* We want the segment as well. */ 63 64 65 66 #ifdef OBJ_COFF 67 68 #define TARGET_FORMAT (target_big_endian ? "pe-mcore-big" : "pe-mcore-little") 69 70 struct mcore_tc_sy 71 { 72 int sy_flags; 73 }; 74 75 #define TC_SYMFIELD_TYPE struct mcore_tc_sy 76 77 # if defined TE_PE 78 # define TC_FORCE_RELOCATION(x) ((x)->fx_r_type == BFD_RELOC_RVA) 79 # endif 80 81 #endif /* OBJ_COFF */ 82 83 84 #ifdef OBJ_ELF 85 86 #define TARGET_FORMAT (target_big_endian ? "elf32-mcore-big" : "elf32-mcore-little") 87 88 #define ELF_TC_SPECIAL_SECTIONS \ 89 { ".ctors", SHT_PROGBITS, SHF_ALLOC + SHF_WRITE }, \ 90 { ".dtors", SHT_PROGBITS, SHF_ALLOC + SHF_WRITE }, \ 91 /* Other special sections not generated by the assembler: .reginfo, 92 .liblist, .conflict, .gptab, .got, .dynamic, .rel.dyn. */ 93 94 /* When relaxing, we need to emit various relocs we otherwise wouldn't. */ 95 #define TC_FORCE_RELOCATION(fix) mcore_force_relocation (fix) 96 extern int mcore_force_relocation PARAMS ((struct fix *)); 97 98 #define obj_fix_adjustable(fixP) mcore_fix_adjustable (fixP) 99 extern boolean mcore_fix_adjustable PARAMS ((struct fix *)); 100 101 #endif /* OBJ_ELF */ 102 103 #ifndef TARGET_FORMAT 104 # error No target format specified. 105 #endif 106 107 #include "write.h" /* For definition of fixS */ 108 109 extern void md_begin PARAMS ((void)); 110 extern void md_assemble PARAMS ((char *)); 111 extern symbolS * md_undefined_symbol PARAMS ((char *)); 112 extern void md_mcore_end PARAMS ((void)); 113 extern char * md_atof PARAMS ((int, char *, int *)); 114 extern int md_parse_option PARAMS ((int, char *)); 115 extern void md_show_usage PARAMS ((FILE *)); 116 extern void md_create_short_jump 117 PARAMS ((char *, addressT, addressT, fragS *, symbolS *)); 118 extern void md_create_long_jump 119 PARAMS ((char *, addressT, addressT, fragS *, symbolS *)); 120 extern void md_convert_frag PARAMS ((bfd *, segT, fragS *)); 121 extern int md_apply_fix3 PARAMS ((fixS *, valueT *, segT)); 122 extern void md_operand PARAMS ((expressionS *)); 123 extern int md_estimate_size_before_relax PARAMS ((fragS *, segT)); 124 extern void md_number_to_chars PARAMS ((char *, valueT, int)); 125 extern valueT md_section_align PARAMS ((segT, valueT)); 126 extern long md_pcrel_from_section PARAMS ((fixS *, segT)); 127 extern arelent * tc_gen_reloc PARAMS ((asection *, fixS *)); 128 129 #endif /* TC_MCORE */ 130