| /* tc-i370.h -- Header file for tc-i370.c. |
| Copyright 1994, 1995, 1996, 1997, 1998, 2000 |
| Free Software Foundation, Inc. |
| Written by Ian Lance Taylor, Cygnus Support. |
| |
| This file is part of GAS, the GNU Assembler. |
| |
| GAS is free software; you can redistribute it and/or modify |
| it under the terms of the GNU General Public License as published by |
| the Free Software Foundation; either version 2, or (at your option) |
| any later version. |
| |
| GAS is distributed in the hope that it will be useful, |
| but WITHOUT ANY WARRANTY; without even the implied warranty of |
| MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| GNU General Public License for more details. |
| |
| You should have received a copy of the GNU General Public License |
| along with GAS; see the file COPYING. If not, write to the Free |
| Software Foundation, 59 Temple Place - Suite 330, Boston, MA |
| 02111-1307, USA. */ |
| |
| #define TC_I370 |
| |
| #ifdef ANSI_PROTOTYPES |
| struct fix; |
| #endif |
| |
| /* Set the endianness we are using. Default to big endian. */ |
| #ifndef TARGET_BYTES_BIG_ENDIAN |
| #define TARGET_BYTES_BIG_ENDIAN 1 |
| #endif |
| |
| #ifndef BFD_ASSEMBLER |
| #error I370 support requires BFD_ASSEMBLER |
| #endif |
| |
| /* The target BFD architecture. */ |
| #define TARGET_ARCH (i370_arch ()) |
| extern enum bfd_architecture i370_arch PARAMS ((void)); |
| |
| /* Whether or not the target is big endian */ |
| extern int target_big_endian; |
| |
| /* The target BFD format. */ |
| #ifdef OBJ_ELF |
| #define TARGET_FORMAT ("elf32-i370") |
| #endif |
| |
| /* Permit temporary numeric labels. */ |
| #define LOCAL_LABELS_FB 1 |
| |
| /* $ is used to refer to the current location. */ |
| /* #define DOLLAR_DOT */ |
| |
| #ifdef OBJ_ELF |
| #define DIFF_EXPR_OK /* foo-. gets turned into PC relative relocs */ |
| #endif |
| |
| /* We don't need to handle .word strangely. */ |
| #define WORKING_DOT_WORD |
| |
| /* We set the fx_done field appropriately in md_apply_fix. */ |
| #define TC_HANDLES_FX_DONE |
| |
| |
| #ifdef OBJ_ELF |
| |
| /* Branch prediction relocations must force relocation. */ |
| #define TC_FORCE_RELOCATION_SECTION(FIXP,SEC) 1 |
| |
| /* Support for SHF_EXCLUDE and SHT_ORDERED */ |
| extern int i370_section_letter PARAMS ((int, char **)); |
| extern int i370_section_type PARAMS ((char *, size_t)); |
| extern int i370_section_word PARAMS ((char *, size_t)); |
| extern int i370_section_flags PARAMS ((int, int, int)); |
| |
| #define md_elf_section_letter(LETTER, PTR_MSG) i370_section_letter (LETTER, PTR_MSG) |
| #define md_elf_section_type(STR, LEN) i370_section_type (STR, LEN) |
| #define md_elf_section_word(STR, LEN) i370_section_word (STR, LEN) |
| #define md_elf_section_flags(FLAGS, ATTR, TYPE) i370_section_flags (FLAGS, ATTR, TYPE) |
| |
| #define tc_comment_chars i370_comment_chars |
| extern const char *i370_comment_chars; |
| |
| /* We must never ever try to resolve references to externally visible |
| symbols in the assembler, because the .o file might go into a shared |
| library, and some other shared library might override that symbol. */ |
| #define TC_RELOC_RTSYM_LOC_FIXUP(FIX) \ |
| ((FIX)->fx_addsy == NULL \ |
| || (! S_IS_EXTERNAL ((FIX)->fx_addsy) \ |
| && ! S_IS_WEAK ((FIX)->fx_addsy) \ |
| && S_IS_DEFINED ((FIX)->fx_addsy) \ |
| && ! S_IS_COMMON ((FIX)->fx_addsy))) |
| |
| #endif /* OBJ_ELF */ |
| |
| /* call md_apply_fix3 with segment instead of md_apply_fix */ |
| #define MD_APPLY_FIX3 |
| |
| /* call md_pcrel_from_section, not md_pcrel_from */ |
| #define MD_PCREL_FROM_SECTION(FIXP, SEC) md_pcrel_from_section(FIXP, SEC) |
| extern long md_pcrel_from_section PARAMS ((struct fix *, segT)); |
| |
| #define md_operand(x) |