1 /* tc-m32r.h -- Header file for tc-m32r.c.
2 Copyright 1996, 1997, 1998, 1999, 2000, 2001, 2002
3 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 2, or (at your option)
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
19 the Free Software Foundation, 59 Temple Place - Suite 330,
20 Boston, MA 02111-1307, USA. */
25 /* leading space so will compile with cc */
26 #error M32R support requires BFD_ASSEMBLER
29 #define LISTING_HEADER "M32R GAS "
31 /* The target BFD architecture. */
32 #define TARGET_ARCH bfd_arch_m32r
34 #define TARGET_FORMAT "elf32-m32r"
36 #define TARGET_BYTES_BIG_ENDIAN 1
38 /* call md_pcrel_from_section, not md_pcrel_from */
39 long md_pcrel_from_section
PARAMS ((struct fix
*, segT
));
40 #define MD_PCREL_FROM_SECTION(FIX, SEC) md_pcrel_from_section(FIX, SEC)
42 /* Permit temporary numeric labels. */
43 #define LOCAL_LABELS_FB 1
45 #define DIFF_EXPR_OK /* .-foo gets turned into PC relative relocs */
47 /* We don't need to handle .word strangely. */
48 #define WORKING_DOT_WORD
50 /* For 8 vs 16 vs 32 bit branch selection. */
51 extern const struct relax_type md_relax_table
[];
52 #define TC_GENERIC_RELAX_TABLE md_relax_table
54 extern void m32r_prepare_relax_scan ();
55 #define md_prepare_relax_scan(fragP, address, aim, this_state, this_type) \
56 m32r_prepare_relax_scan (fragP, address, aim, this_state, this_type)
58 extern long m32r_relax_frag
PARAMS ((segT
, fragS
*, long));
59 #define md_relax_frag(segment, fragP, stretch) \
60 m32r_relax_frag (segment, fragP, stretch)
62 /* Account for nop if 32 bit insn falls on odd halfword boundary. */
63 #define TC_CGEN_MAX_RELAX(insn, len) (6)
65 /* Fill in rs_align_code fragments. */
66 extern void m32r_handle_align
PARAMS ((fragS
*));
67 #define HANDLE_ALIGN(f) m32r_handle_align (f)
69 #define MAX_MEM_FOR_RS_ALIGN_CODE (1 + 2 + 4)
71 /* Values passed to md_apply_fix3 don't include the symbol value. */
72 #define MD_APPLY_SYM_VALUE(FIX) 0
74 #define md_apply_fix3 gas_cgen_md_apply_fix3
76 #define tc_fix_adjustable(FIX) m32r_fix_adjustable (FIX)
77 bfd_boolean m32r_fix_adjustable
PARAMS ((struct fix
*));
79 /* After creating a fixup for an instruction operand, we need to check for
80 HI16 relocs and queue them up for later sorting. */
81 #define md_cgen_record_fixup_exp m32r_cgen_record_fixup_exp
83 #define tc_gen_reloc gas_cgen_tc_gen_reloc
85 #define tc_frob_file_before_fix() m32r_frob_file ()
86 extern void m32r_frob_file
PARAMS ((void));
88 /* No shared lib support, so we don't need to ensure externally
89 visible symbols can be overridden. */
90 #define EXTERN_FORCE_RELOC 0
92 /* When relaxing, we need to emit various relocs we otherwise wouldn't. */
93 #define TC_FORCE_RELOCATION(fix) m32r_force_relocation (fix)
94 extern int m32r_force_relocation
PARAMS ((struct fix
*));
96 /* Ensure insns at labels are aligned to 32 bit boundaries. */
97 int m32r_fill_insn
PARAMS ((int));
98 #define md_after_pass_hook() m32r_fill_insn (1)
99 #define TC_START_LABEL(ch, ptr) (ch == ':' && m32r_fill_insn (0))
101 #define md_cleanup m32r_elf_section_change_hook
102 #define md_elf_section_change_hook m32r_elf_section_change_hook
103 extern void m32r_elf_section_change_hook
PARAMS ((void));