1 /* tc-vax.h -- Header file for tc-vax.c.
2 Copyright 1987, 1991, 1992, 1993, 1995, 1996, 1997, 2000
3 Free Software Foundation, Inc.
5 This file is part of GAS, the GNU Assembler.
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)
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.
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, 59 Temple Place - Suite 330, Boston, MA
24 #define TARGET_BYTES_BIG_ENDIAN 0
28 #define TARGET_FORMAT "a.out-vax-netbsd"
31 #define TARGET_FORMAT "a.out-vax-bsd"
36 #define TARGET_FORMAT "vms-vax"
40 #define TARGET_FORMAT "elf32-vax"
43 #define BFD_ARCH bfd_arch_vax /* for non-BFD_ASSEMBLER */
44 #define TARGET_ARCH bfd_arch_vax /* BFD_ASSEMBLER */
47 #define NO_RELOC BFD_RELOC_NONE
51 #define NOP_OPCODE 0x01
53 #define tc_aout_pre_write_hook(x) {;} /* not used */
54 #define tc_crawl_symbol_chain(a) {;} /* not used */
57 long md_chars_to_number PARAMS ((unsigned char *, int));
59 extern const struct relax_type md_relax_table[];
60 #define TC_GENERIC_RELAX_TABLE md_relax_table
62 /* This expression evaluates to false if the relocation is for a local object
63 for which we still want to do the relocation at runtime. True if we
64 are willing to perform this relocation while building the .o file. If
65 the reloc is against an externally visible symbol, then the assembler
66 should never do the relocation. */
69 #define TC_RELOC_RTSYM_LOC_FIXUP(FIX) \
70 ((FIX)->fx_addsy == NULL \
71 || (! S_IS_EXTERNAL ((FIX)->fx_addsy) \
72 && ! S_IS_WEAK ((FIX)->fx_addsy) \
73 && S_IS_DEFINED ((FIX)->fx_addsy) \
74 && ! S_IS_COMMON ((FIX)->fx_addsy)))
75 #define TC_FIX_ADJUSTABLE(FIX) \
76 (!symbol_used_in_reloc_p ((FIX)) && tc_fix_adjustable ((FIX)))
77 #define tc_fix_adjustable(FIX) \
78 ((FIX)->fx_r_type != BFD_RELOC_VTABLE_INHERIT \
79 && (FIX)->fx_r_type != BFD_RELOC_32_PLT_PCREL \
80 && (FIX)->fx_r_type != BFD_RELOC_32_GOT_PCREL \
81 && (FIX)->fx_r_type != BFD_RELOC_VTABLE_ENTRY \
82 && ! S_IS_EXTERNAL ((FIX)->fx_addsy) \
83 && ! S_IS_WEAK ((FIX)->fx_addsy) \
85 || ((FIX)->fx_subsy != NULL \
86 && (S_GET_SEGMENT ((FIX)->fx_subsy) \
87 == S_GET_SEGMENT ((FIX)->fx_addsy))) \
88 || S_IS_LOCAL ((FIX)->fx_addsy)))