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/* spu.h -- Assembler for spu
Copyright 2006, 2007, 2008 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 3, 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. */
#ifndef TC_SPU
#define TC_SPU 1
#include "opcode/spu.h"
#define TARGET_FORMAT "elf32-spu"
#define TARGET_ARCH bfd_arch_spu
#define TARGET_NAME "elf32-spu"
#define TARGET_BYTES_BIG_ENDIAN 1
struct tc_fix_info {
unsigned short arg_format;
unsigned short insn_tag;
};
/* fixS will have a member named tc_fix_data of this type. */
#define TC_FIX_TYPE struct tc_fix_info
#define TC_INIT_FIX_DATA(FIXP) \
do \
{ \
(FIXP)->tc_fix_data.arg_format = 0; \
(FIXP)->tc_fix_data.insn_tag = 0; \
} \
while (0)
/* Don't reduce function symbols to section symbols, and don't adjust
references to PPU symbols. */
#define tc_fix_adjustable(FIXP) \
(!(S_IS_FUNCTION ((FIXP)->fx_addsy) \
|| (FIXP)->fx_r_type == BFD_RELOC_SPU_PPU32 \
|| (FIXP)->fx_r_type == BFD_RELOC_SPU_PPU64))
/* Keep relocs on calls. Branches to function symbols are tail or
sibling calls. */
#define TC_FORCE_RELOCATION(FIXP) \
((FIXP)->tc_fix_data.insn_tag == M_BRSL \
|| (FIXP)->tc_fix_data.insn_tag == M_BRASL \
|| (((FIXP)->tc_fix_data.insn_tag == M_BR \
|| (FIXP)->tc_fix_data.insn_tag == M_BRA) \
&& (FIXP)->fx_addsy != NULL \
&& S_IS_FUNCTION ((FIXP)->fx_addsy)) \
|| (FIXP)->fx_r_type == BFD_RELOC_SPU_PPU32 \
|| (FIXP)->fx_r_type == BFD_RELOC_SPU_PPU64 \
|| generic_force_reloc (FIXP))
/* Values passed to md_apply_fix don't include symbol values. */
#define MD_APPLY_SYM_VALUE(FIX) 0
/* 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
#define DIFF_EXPR_OK
#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
extern symbolS *section_symbol (asection *);
#define md_operand(e) \
do { \
if (strncasecmp (input_line_pointer, "@ppu", 4) == 0) \
{ \
e->X_op = O_symbol; \
if (abs_section_sym == NULL) \
abs_section_sym = section_symbol (absolute_section); \
e->X_add_symbol = abs_section_sym; \
e->X_add_number = 0; \
} \
} while (0)
/* Fill in rs_align_code fragments. */
extern void spu_handle_align (fragS *);
#define HANDLE_ALIGN(frag) spu_handle_align (frag)
#define MAX_MEM_FOR_RS_ALIGN_CODE (7 + 8)
#endif /* TC_SPU */
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