gas/config/tc-rx.h

   1 /* tc-rx.h - header file for Renesas RX
   2    Copyright 2008, 2009
   3    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 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 #define TC_RX
  23
  24 extern int target_big_endian;
  25
  26 #define LISTING_HEADER (target_big_endian ? "RX GAS BE" : "RX GAS LE")
  27 #define LISTING_LHS_WIDTH 8
  28 #define LISTING_WORD_SIZE 1
  29
  30 #define TARGET_ARCH bfd_arch_rx
  31
  32 /* Instruction bytes are big endian, data bytes can be either.  */
  33 #define TARGET_BYTES_BIG_ENDIAN 0
  34
  35 #define TARGET_FORMAT (target_big_endian ? "elf32-rx-be" : "elf32-rx-le")
  36
  37 /* We don't need to handle .word strangely.  */
  38 #define WORKING_DOT_WORD
  39
  40 /* Permit temporary numeric labels.  */
  41 #define LOCAL_LABELS_FB 1
  42 /* But make sure that the binutils treat them as locals.  */
  43 #define LOCAL_LABEL_PREFIX '.'
  44
  45 /* Allow classic-style constants.  */
  46 #define NUMBERS_WITH_SUFFIX 1
  47
  48 /* .-foo gets turned into PC relative relocs.  */
  49 #define DIFF_EXPR_OK
  50
  51 #define md_end rx_md_end
  52 extern void rx_md_end (void);
  53
  54 #define md_relax_frag rx_relax_frag
  55 extern int rx_relax_frag (segT, fragS *, long);
  56
  57 #define TC_FRAG_TYPE struct rx_bytesT *
  58 #define TC_FRAG_INIT rx_frag_init
  59 extern void rx_frag_init (fragS *);
  60
  61 /* Call md_pcrel_from_section(), not md_pcrel_from().  */
  62 #define MD_PCREL_FROM_SECTION(FIXP, SEC) md_pcrel_from_section (FIXP, SEC)
  63 extern long md_pcrel_from_section (struct fix *, segT);
  64
  65 /* RX doesn't have a 32 bit PCREL relocations.  */
  66 #define TC_FORCE_RELOCATION_SUB_LOCAL(FIX, SEG) 1
  67
  68 #define TC_VALIDATE_FIX_SUB(FIX, SEG)           \
  69   rx_validate_fix_sub (FIX)
  70 extern int rx_validate_fix_sub (struct fix *);
  71
  72 #define TC_CONS_FIX_NEW(FRAG, WHERE, NBYTES, EXP) \
  73   rx_cons_fix_new (FRAG, WHERE, NBYTES, EXP)
  74 extern void rx_cons_fix_new (fragS *, int, int, expressionS *);
  75
  76 #define tc_fix_adjustable(x) 0
  77
  78 #define md_do_align(n, fill, len, max, around)                          \
  79   if ((n)                                                               \
  80       && !need_pass_2                                                   \
  81       && (!(fill)                                                       \
  82           || ((char)*(fill) == (char)0x03 && (len) == 1))               \
  83       && subseg_text_p (now_seg))                                       \
  84     {                                                                   \
  85       frag_align_code ((n), (max));                                     \
  86       goto around;                                                      \
  87     }
  88
  89 #define MAX_MEM_FOR_RS_ALIGN_CODE 8
  90 #define HANDLE_ALIGN(FRAG) rx_handle_align (FRAG)
  91 extern void rx_handle_align (fragS *);
  92
  93 #define RELOC_EXPANSION_POSSIBLE 1
  94 #define MAX_RELOC_EXPANSION      4
  95
  96 #define elf_tc_final_processing rx_elf_final_processing
  97 extern void rx_elf_final_processing (void);
  98
  99 extern bfd_boolean rx_use_conventional_section_names;
 100 #define TEXT_SECTION_NAME       (rx_use_conventional_section_names ? ".text" : "P")
 101 #define DATA_SECTION_NAME       (rx_use_conventional_section_names ? ".data" : "D_1")
 102 #define BSS_SECTION_NAME        (rx_use_conventional_section_names ? ".bss"  : "B_1")
 103
 104 #define md_start_line_hook rx_start_line
 105 extern void rx_start_line (void);