1 /* This file is tc-mcore.h 2 3 Copyright 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 #ifdef OBJ_COFF 65 66 #define TARGET_FORMAT (target_big_endian ? "pe-mcore-big" : "pe-mcore-little") 67 68 struct mcore_tc_sy 69 { 70 int sy_flags; 71 }; 72 73 #define TC_SYMFIELD_TYPE struct mcore_tc_sy 74 75 # if defined TE_PE 76 # define TC_FORCE_RELOCATION(x) ((x)->fx_r_type == BFD_RELOC_RVA) 77 # endif 78 79 #endif /* OBJ_COFF */ 80 81 #ifdef OBJ_ELF 82 83 #define TARGET_FORMAT (target_big_endian ? "elf32-mcore-big" : "elf32-mcore-little") 84 85 #define ELF_TC_SPECIAL_SECTIONS \ 86 { ".ctors", SHT_PROGBITS, SHF_ALLOC + SHF_WRITE }, \ 87 { ".dtors", SHT_PROGBITS, SHF_ALLOC + SHF_WRITE }, \ 88 /* Other special sections not generated by the assembler: .reginfo, 89 .liblist, .conflict, .gptab, .got, .dynamic, .rel.dyn. */ 90 91 /* When relaxing, we need to emit various relocs we otherwise wouldn't. */ 92 #define TC_FORCE_RELOCATION(fix) mcore_force_relocation (fix) 93 extern int mcore_force_relocation PARAMS ((struct fix *)); 94 95 #define obj_fix_adjustable(fixP) mcore_fix_adjustable (fixP) 96 extern boolean mcore_fix_adjustable PARAMS ((struct fix *)); 97 98 #endif /* OBJ_ELF */ 99 100 #ifndef TARGET_FORMAT 101 # error No target format specified. 102 #endif 103 104 #include "write.h" /* For definition of fixS */ 105 106 extern void md_begin PARAMS ((void)); 107 extern void md_assemble PARAMS ((char *)); 108 extern symbolS * md_undefined_symbol PARAMS ((char *)); 109 extern void md_mcore_end PARAMS ((void)); 110 extern char * md_atof PARAMS ((int, char *, int *)); 111 extern int md_parse_option PARAMS ((int, char *)); 112 extern void md_show_usage PARAMS ((FILE *)); 113 extern void md_create_short_jump 114 PARAMS ((char *, addressT, addressT, fragS *, symbolS *)); 115 extern void md_create_long_jump 116 PARAMS ((char *, addressT, addressT, fragS *, symbolS *)); 117 extern void md_convert_frag PARAMS ((bfd *, segT, fragS *)); 118 extern int md_apply_fix3 PARAMS ((fixS *, valueT *, segT)); 119 extern void md_operand PARAMS ((expressionS *)); 120 extern int md_estimate_size_before_relax PARAMS ((fragS *, segT)); 121 extern void md_number_to_chars PARAMS ((char *, valueT, int)); 122 extern valueT md_section_align PARAMS ((segT, valueT)); 123 extern long md_pcrel_from_section PARAMS ((fixS *, segT)); 124 extern arelent * tc_gen_reloc PARAMS ((asection *, fixS *)); 125 126 #endif /* TC_MCORE */ 127