gas/config/tc-spu.h

/* spu.h -- Assembler for spu

   Copyright 2006 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, 51 Franklin Street - Fifth Floor, Boston, MA
   02110-1301, USA.  */

#define TC_SPU

#ifdef OBJ_ELF
#define TARGET_FORMAT "elf32-spu"
#define TARGET_ARCH bfd_arch_spu
#define TARGET_NAME "elf32-spu"
#endif

#define TARGET_BYTES_BIG_ENDIAN 1

#ifndef TARGET_NAME
#define TARGET_NAME "coff-spu"
#endif

#ifndef TARGET_ARCH
#define TARGET_ARCH bfd_arch_spu
#endif

#define COFF_MAGIC SPU_MAGIC
#define BFD_ARCH bfd_arch_spu

#define NEED_FX_R_TYPE
#define TC_KEEP_FX_OFFSET
/* #define TC_CONS_RELOC RELOC_32 */

/* If defined, fixS will have a member named tc_fix_data of this type.  */
#define TC_FIX_TYPE int
#define TC_INIT_FIX_DATA(FIXP) ((FIXP)->tc_fix_data = 0)

/* Don't reduce function symbols to section symbols.  */
#define tc_fix_adjustable(FIXP) (!S_IS_FUNCTION ((FIXP)->fx_addsy))

/* Values passed to md_apply_fix don't include symbol values.  */
#define MD_APPLY_SYM_VALUE(FIX) 0

/* This expression evaluates to false if the relocation is for a local 
   object for which we still want to do the relocation at runtime.
   True if we are willing to perform this relocation while building
   the .o file.  This is only used for pcrel relocations.  */

#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)))

/* The spu uses pseudo-ops with no leading period.  */
#define NO_PSEUDO_DOT 1

/* Don't warn on word overflow; it happens on %hi relocs.  */
#undef WARN_SIGNED_OVERFLOW_WORD

#ifdef OBJ_ELF
#define DIFF_EXPR_OK
#endif

#define WORKING_DOT_WORD

#define md_number_to_chars number_to_chars_bigendian

#define md_convert_frag(b,s,f)		{as_fatal (_("spu convert_frag\n"));}

/* We don't need to do anything special for undefined symbols.  */
#define md_undefined_symbol(s) 0

/* We have no special operand handling.  */
#define md_operand(e)

/* Fill in rs_align_code fragments.  */
extern void spu_handle_align PARAMS ((fragS *));
#define HANDLE_ALIGN(frag)  spu_handle_align (frag)

#define MAX_MEM_FOR_RS_ALIGN_CODE  (7 + 8)

#ifdef SPUCOFF

/* Whether a reloc should be output.  */
#define TC_COUNT_RELOC(fixp) ((fixp)->fx_addsy != NULL || (fixp)->fx_subsy != NULL)

/* Get the BFD reloc type to use for a gas fixS structure.  */
#define TC_COFF_FIX2RTYPE(fixp) tc_coff_fix2rtype (fixp)

/* No special hook needed for symbols.  */
#define tc_coff_symbol_emit_hook(s)

/* Align sections to a four byte boundary.  */
#ifndef max
#define max(a,b)	(((a) > (b)) ? (a) : (b))
#endif
#define SUB_SEGMENT_ALIGN(SEG)	max (section_alignment[(int) (SEG)], 4)

#endif /* SPUCOFF */