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Diffstat (limited to 'gas/config/tc-dlx.h')
| -rw-r--r-- | gas/config/tc-dlx.h | 102 |
1 files changed, 102 insertions, 0 deletions
diff --git a/gas/config/tc-dlx.h b/gas/config/tc-dlx.h new file mode 100644 index 0000000..cbdf7f7 --- /dev/null +++ b/gas/config/tc-dlx.h @@ -0,0 +1,102 @@ +/* tc-dlx.h -- Assemble for the DLX + Copyright 2002 Free Software Foundation, Inc. + + 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. */ + +/* Initially created by Kuang Hwa Lin, 3/20/2002. */ + +#include "write.h" /* For the definition of fixS. */ + +#define TC_DLX + +#ifndef BFD_ASSEMBLER + #error DLX support requires BFD_ASSEMBLER +#endif + +#ifndef __BFD_H_SEEN__ +#include "bfd.h" +#endif + +/* The target BFD architecture. */ +#define TARGET_ARCH bfd_arch_dlx +#define TARGET_FORMAT "elf32-dlx" +#define TARGET_BYTES_BIG_ENDIAN 1 + +#define WORKING_DOT_WORD + +#define LEX_DOLLAR 1 + +/* #define md_operand(x) */ +extern void dlx_pop_insert PARAMS ((void)); +extern int set_dlx_skip_hi16_flag PARAMS ((int)); + +#define md_pop_insert() dlx_pop_insert () + +#define md_convert_frag(b,s,f) as_fatal ("alpha convert_frag\n") +#define md_convert_frag(b,s,f) as_fatal ("alpha convert_frag\n") +#define md_estimate_size_before_relax(f,s) \ + (as_fatal ("estimate_size_before_relax called"),1) + +#define tc_unrecognized_line(c) dlx_unrecognized_line (c) + +extern int dlx_unrecognized_line PARAMS ((int)); + +#define tc_headers_hook(a) ; /* not used */ +#define tc_headers_hook(a) ; /* not used */ +#define tc_crawl_symbol_chain(a) ; /* not used */ +#define tc_coff_symbol_emit_hook(a) ; /* not used */ + +#define AOUT_MACHTYPE 101 +#define TC_COFF_FIX2RTYPE(fix_ptr) tc_coff_fix2rtype (fix_ptr) +#define BFD_ARCH bfd_arch_dlx +#define COFF_MAGIC DLXMAGIC +/* Should the reloc be output ? + on the 29k, this is true only if there is a symbol attatched. + on the h8, this is allways true, since no fixup is done + on dlx, I have no idea!! but lets keep it here just for fun. +*/ +#define TC_COUNT_RELOC(x) (x->fx_addsy) +#define TC_CONS_RELOC BFD_RELOC_32_PCREL + +/* We need to force out some relocations when relaxing. */ +#define TC_FORCE_RELOCATION(fix) md_dlx_force_relocation (fix) +struct fix; +extern int md_dlx_force_relocation PARAMS ((struct fix *)); + +#define obj_fix_adjustable(fixP) md_dlx_fix_adjustable(fixP) +struct fix; +extern boolean md_dlx_fix_adjustable PARAMS ((struct fix *)); + +/* This arranges for gas/write.c to not apply a relocation if + obj_fix_adjustable() says it is not adjustable. */ +#define TC_FIX_ADJUSTABLE(fixP) obj_fix_adjustable (fixP) + +#define NEED_FX_R_TYPE + +/* Zero Based Segment?? sound very dangerous to me! */ +#define ZERO_BASED_SEGMENTS + +/* Permit temporary numeric labels. */ +#define LOCAL_LABELS_FB 1 +#ifdef LOCAL_LABELS_DOLLAR +#undef LOCAL_LABELS_DOLLAR +#endif +#define LOCAL_LABELS_DOLLAR 0 + +#define DIFF_EXPR_OK /* .-foo gets turned into PC relative relocs */ + |