| /* spu.h -- Assembler for spu |
| |
| Copyright 2006, 2007 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 |
| |
| #include "opcode/spu.h" |
| |
| #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 */ |
| |
| 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. */ |
| #define tc_fix_adjustable(FIXP) (!S_IS_FUNCTION ((FIXP)->fx_addsy)) |
| |
| /* 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)) \ |
| || 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 |
| |
| #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 */ |