2000-02-23 13:52:23 +00:00
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/* tc-i370.h -- Header file for tc-i370.c.
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Copyright (C) 1994, 95, 96, 97, 98, 2000 Free Software Foundation, Inc.
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Written by Ian Lance Taylor, Cygnus Support.
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This file is part of GAS, the GNU Assembler.
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GAS is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2, or (at your option)
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any later version.
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GAS is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with GAS; see the file COPYING. If not, write to the Free
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Software Foundation, 59 Temple Place - Suite 330, Boston, MA
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2000-09-16 00:56:47 +00:00
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02111-1307, USA. */
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2000-02-23 13:52:23 +00:00
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#define TC_I370
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#ifdef ANSI_PROTOTYPES
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struct fix;
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#endif
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/* Set the endianness we are using. Default to big endian. */
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#ifndef TARGET_BYTES_BIG_ENDIAN
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#define TARGET_BYTES_BIG_ENDIAN 1
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#endif
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#ifndef BFD_ASSEMBLER
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#error I370 support requires BFD_ASSEMBLER
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#endif
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/* The target BFD architecture. */
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#define TARGET_ARCH (i370_arch ())
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extern enum bfd_architecture i370_arch PARAMS ((void));
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/* Whether or not the target is big endian */
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extern int target_big_endian;
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/* The target BFD format. */
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#ifdef OBJ_ELF
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#define TARGET_FORMAT ("elf32-i370")
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#endif
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/* Permit temporary numeric labels. */
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#define LOCAL_LABELS_FB 1
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/* $ is used to refer to the current location. */
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/* #define DOLLAR_DOT */
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#ifdef OBJ_ELF
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#define DIFF_EXPR_OK /* foo-. gets turned into PC relative relocs */
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#endif
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/* We don't need to handle .word strangely. */
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#define WORKING_DOT_WORD
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/* We set the fx_done field appropriately in md_apply_fix. */
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#define TC_HANDLES_FX_DONE
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#ifdef OBJ_ELF
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/* Branch prediction relocations must force relocation. */
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#define TC_FORCE_RELOCATION_SECTION(FIXP,SEC) 1
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/* Support for SHF_EXCLUDE and SHT_ORDERED */
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extern int i370_section_letter PARAMS ((int, char **));
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extern int i370_section_type PARAMS ((char *, size_t));
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extern int i370_section_word PARAMS ((char *, size_t));
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extern int i370_section_flags PARAMS ((int, int, int));
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#define md_elf_section_letter(LETTER, PTR_MSG) i370_section_letter (LETTER, PTR_MSG)
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#define md_elf_section_type(STR, LEN) i370_section_type (STR, LEN)
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#define md_elf_section_word(STR, LEN) i370_section_word (STR, LEN)
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#define md_elf_section_flags(FLAGS, ATTR, TYPE) i370_section_flags (FLAGS, ATTR, TYPE)
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#define tc_comment_chars i370_comment_chars
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extern const char *i370_comment_chars;
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/* We must never ever try to resolve references to externally visible
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symbols in the assembler, because the .o file might go into a shared
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library, and some other shared library might override that symbol. */
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#define TC_RELOC_RTSYM_LOC_FIXUP(FIX) \
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((FIX)->fx_addsy == NULL \
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|| (! S_IS_EXTERNAL ((FIX)->fx_addsy) \
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&& ! S_IS_WEAK ((FIX)->fx_addsy) \
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&& S_IS_DEFINED ((FIX)->fx_addsy) \
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&& ! S_IS_COMMON ((FIX)->fx_addsy)))
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#endif /* OBJ_ELF */
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/* call md_apply_fix3 with segment instead of md_apply_fix */
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#define MD_APPLY_FIX3
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/* call md_pcrel_from_section, not md_pcrel_from */
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#define MD_PCREL_FROM_SECTION(FIXP, SEC) md_pcrel_from_section(FIXP, SEC)
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extern long md_pcrel_from_section PARAMS ((struct fix *, segT));
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#define md_operand(x)
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