bfd/
[binutils.git] / gas / config / tc-spu.h
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1 /* spu.h -- Assembler for spu
3 Copyright 2006, 2007 Free Software Foundation, Inc.
5 This file is part of GAS, the GNU Assembler.
7 GAS is free software; you can redistribute it and/or modify
8 it under the terms of the GNU General Public License as published by
9 the Free Software Foundation; either version 3, or (at your option)
10 any later version.
12 GAS is distributed in the hope that it will be useful,
13 but WITHOUT ANY WARRANTY; without even the implied warranty of
14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 GNU General Public License for more details.
17 You should have received a copy of the GNU General Public License
18 along with GAS; see the file COPYING. If not, write to the Free
19 Software Foundation, 51 Franklin Street - Fifth Floor, Boston, MA
20 02110-1301, USA. */
22 #ifndef TC_SPU
23 #define TC_SPU 1
25 #include "opcode/spu.h"
27 #define TARGET_FORMAT "elf32-spu"
28 #define TARGET_ARCH bfd_arch_spu
29 #define TARGET_NAME "elf32-spu"
31 #define TARGET_BYTES_BIG_ENDIAN 1
33 struct tc_fix_info {
34 unsigned short arg_format;
35 unsigned short insn_tag;
38 /* fixS will have a member named tc_fix_data of this type. */
39 #define TC_FIX_TYPE struct tc_fix_info
40 #define TC_INIT_FIX_DATA(FIXP) \
41 do \
42 { \
43 (FIXP)->tc_fix_data.arg_format = 0; \
44 (FIXP)->tc_fix_data.insn_tag = 0; \
45 } \
46 while (0)
48 /* Don't reduce function symbols to section symbols, and don't adjust
49 references to PPU symbols. */
50 #define tc_fix_adjustable(FIXP) \
51 (!(S_IS_FUNCTION ((FIXP)->fx_addsy) \
52 || (FIXP)->fx_r_type == BFD_RELOC_SPU_PPU32 \
53 || (FIXP)->fx_r_type == BFD_RELOC_SPU_PPU64))
55 /* Keep relocs on calls. Branches to function symbols are tail or
56 sibling calls. */
57 #define TC_FORCE_RELOCATION(FIXP) \
58 ((FIXP)->tc_fix_data.insn_tag == M_BRSL \
59 || (FIXP)->tc_fix_data.insn_tag == M_BRASL \
60 || (((FIXP)->tc_fix_data.insn_tag == M_BR \
61 || (FIXP)->tc_fix_data.insn_tag == M_BRA) \
62 && (FIXP)->fx_addsy != NULL \
63 && S_IS_FUNCTION ((FIXP)->fx_addsy)) \
64 || (FIXP)->fx_r_type == BFD_RELOC_SPU_PPU32 \
65 || (FIXP)->fx_r_type == BFD_RELOC_SPU_PPU64 \
66 || generic_force_reloc (FIXP))
68 /* Values passed to md_apply_fix don't include symbol values. */
69 #define MD_APPLY_SYM_VALUE(FIX) 0
71 /* The spu uses pseudo-ops with no leading period. */
72 #define NO_PSEUDO_DOT 1
74 /* Don't warn on word overflow; it happens on %hi relocs. */
75 #undef WARN_SIGNED_OVERFLOW_WORD
77 #define DIFF_EXPR_OK
79 #define WORKING_DOT_WORD
81 #define md_number_to_chars number_to_chars_bigendian
83 #define md_convert_frag(b,s,f) {as_fatal (_("spu convert_frag\n"));}
85 /* We don't need to do anything special for undefined symbols. */
86 #define md_undefined_symbol(s) 0
88 extern symbolS *section_symbol (asection *);
89 #define md_operand(e) \
90 do { \
91 if (strncasecmp (input_line_pointer, "@ppu", 4) == 0) \
92 { \
93 e->X_op = O_symbol; \
94 if (abs_section_sym == NULL) \
95 abs_section_sym = section_symbol (absolute_section); \
96 e->X_add_symbol = abs_section_sym; \
97 e->X_add_number = 0; \
98 } \
99 } while (0)
101 /* Fill in rs_align_code fragments. */
102 extern void spu_handle_align PARAMS ((fragS *));
103 #define HANDLE_ALIGN(frag) spu_handle_align (frag)
105 #define MAX_MEM_FOR_RS_ALIGN_CODE (7 + 8)
107 #endif /* TC_SPU */