1/* tc-m32r.h -- Header file for tc-m32r.c.
2   Copyright 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003
3   Free Software Foundation, Inc.
4
5   This file is part of GAS, the GNU Assembler.
6
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 2, or (at your option)
10   any later version.
11
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.
16
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
19   the Free Software Foundation, 59 Temple Place - Suite 330,
20   Boston, MA 02111-1307, USA.  */
21
22#define TC_M32R
23
24#ifndef BFD_ASSEMBLER
25/* Leading space so will compile with cc.  */
26 #error M32R support requires BFD_ASSEMBLER
27#endif
28
29#define LISTING_HEADER \
30  (target_big_endian ? "M32R GAS" : "M32R GAS Little Endian")
31
32/* The target BFD architecture.  */
33#define TARGET_ARCH bfd_arch_m32r
34
35/* The endianness of the target format may change based on command
36   line arguments.  */
37#define TARGET_FORMAT m32r_target_format()
38extern const char *m32r_target_format PARAMS ((void));
39
40/* Default to big endian.  */
41#ifndef TARGET_BYTES_BIG_ENDIAN
42#define TARGET_BYTES_BIG_ENDIAN 1
43#endif
44
45/* Call md_pcrel_from_section, not md_pcrel_from.  */
46long md_pcrel_from_section PARAMS ((struct fix *, segT));
47#define MD_PCREL_FROM_SECTION(FIX, SEC) md_pcrel_from_section(FIX, SEC)
48
49/* Permit temporary numeric labels.  */
50#define LOCAL_LABELS_FB 1
51
52#define DIFF_EXPR_OK		/* .-foo gets turned into PC relative relocs */
53
54/* We don't need to handle .word strangely.  */
55#define WORKING_DOT_WORD
56
57/* For 8 vs 16 vs 32 bit branch selection.  */
58extern const struct relax_type md_relax_table[];
59#define TC_GENERIC_RELAX_TABLE md_relax_table
60#if 0
61extern void m32r_prepare_relax_scan ();
62#define md_prepare_relax_scan(fragP, address, aim, this_state, this_type) \
63m32r_prepare_relax_scan (fragP, address, aim, this_state, this_type)
64#else
65extern long m32r_relax_frag PARAMS ((segT, fragS *, long));
66#define md_relax_frag(segment, fragP, stretch) \
67m32r_relax_frag (segment, fragP, stretch)
68#endif
69/* Account for nop if 32 bit insn falls on odd halfword boundary.  */
70#define TC_CGEN_MAX_RELAX(insn, len) (6)
71
72/* Fill in rs_align_code fragments.  */
73extern void m32r_handle_align PARAMS ((fragS *));
74#define HANDLE_ALIGN(f)  m32r_handle_align (f)
75
76#define MAX_MEM_FOR_RS_ALIGN_CODE  (1 + 2 + 4)
77
78/* Values passed to md_apply_fix3 don't include the symbol value.  */
79#define MD_APPLY_SYM_VALUE(FIX) 0
80
81#define md_apply_fix3 gas_cgen_md_apply_fix3
82
83#define tc_fix_adjustable(FIX) m32r_fix_adjustable (FIX)
84bfd_boolean m32r_fix_adjustable PARAMS ((struct fix *));
85
86/* After creating a fixup for an instruction operand, we need to check for
87   HI16 relocs and queue them up for later sorting.  */
88#define md_cgen_record_fixup_exp m32r_cgen_record_fixup_exp
89
90/* #define tc_gen_reloc gas_cgen_tc_gen_reloc */
91
92#define TC_HANDLES_FX_DONE
93
94extern int pic_code;
95
96extern bfd_boolean m32r_fix_adjustable PARAMS ((struct fix *));
97
98/* This arranges for gas/write.c to not apply a relocation if
99   obj_fix_adjustable() says it is not adjustable.  */
100#define TC_FIX_ADJUSTABLE(fixP) obj_fix_adjustable (fixP)
101
102#define TC_RELOC_RTSYM_LOC_FIXUP(FIX)                           \
103   ((FIX)->fx_addsy == NULL                                     \
104    || (! S_IS_EXTERNAL ((FIX)->fx_addsy)                       \
105        && ! S_IS_WEAK ((FIX)->fx_addsy)                        \
106        && S_IS_DEFINED ((FIX)->fx_addsy)                       \
107        && ! S_IS_COMMON ((FIX)->fx_addsy)))
108
109#define tc_frob_file_before_fix() m32r_frob_file ()
110extern void m32r_frob_file PARAMS ((void));
111
112/* No shared lib support, so we don't need to ensure externally
113   visible symbols can be overridden.
114#define EXTERN_FORCE_RELOC 0 */
115
116/* When relaxing, we need to emit various relocs we otherwise wouldn't.  */
117#define TC_FORCE_RELOCATION(fix) m32r_force_relocation (fix)
118extern int m32r_force_relocation PARAMS ((struct fix *));
119
120/* Ensure insns at labels are aligned to 32 bit boundaries.  */
121int m32r_fill_insn PARAMS ((int));
122#define md_after_pass_hook()	m32r_fill_insn (1)
123#define TC_START_LABEL(ch, ptr)	(ch == ':' && m32r_fill_insn (0))
124
125#define md_cleanup                 m32r_elf_section_change_hook
126#define md_elf_section_change_hook m32r_elf_section_change_hook
127extern void m32r_elf_section_change_hook PARAMS ((void));
128
129#define md_flush_pending_output()       m32r_flush_pending_output ()
130extern void m32r_flush_pending_output PARAMS ((void));
131
132#define elf_tc_final_processing 	m32r_elf_final_processing
133extern void m32r_elf_final_processing PARAMS ((void));
134