Commit | Line | Data |
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252b5132 | 1 | /* tc-m32r.h -- Header file for tc-m32r.c. |
aef6203b | 2 | Copyright 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005 |
f7e42eb4 | 3 | Free Software Foundation, Inc. |
252b5132 RH |
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, | |
82efde3a | 20 | Boston, MA 02111-1307, USA. */ |
252b5132 RH |
21 | |
22 | #define TC_M32R | |
23 | ||
24 | #ifndef BFD_ASSEMBLER | |
88845958 | 25 | /* Leading space so will compile with cc. */ |
252b5132 RH |
26 | #error M32R support requires BFD_ASSEMBLER |
27 | #endif | |
28 | ||
88845958 NC |
29 | #define LISTING_HEADER \ |
30 | (target_big_endian ? "M32R GAS" : "M32R GAS Little Endian") | |
252b5132 RH |
31 | |
32 | /* The target BFD architecture. */ | |
33 | #define TARGET_ARCH bfd_arch_m32r | |
34 | ||
88845958 NC |
35 | /* The endianness of the target format may change based on command |
36 | line arguments. */ | |
37 | #define TARGET_FORMAT m32r_target_format() | |
ea1562b3 | 38 | extern const char *m32r_target_format (void); |
252b5132 | 39 | |
88845958 NC |
40 | /* Default to big endian. */ |
41 | #ifndef TARGET_BYTES_BIG_ENDIAN | |
252b5132 | 42 | #define TARGET_BYTES_BIG_ENDIAN 1 |
88845958 | 43 | #endif |
252b5132 | 44 | |
88845958 | 45 | /* Call md_pcrel_from_section, not md_pcrel_from. */ |
ea1562b3 | 46 | long md_pcrel_from_section (struct fix *, segT); |
a161fe53 | 47 | #define MD_PCREL_FROM_SECTION(FIX, SEC) md_pcrel_from_section(FIX, SEC) |
252b5132 RH |
48 | |
49 | /* Permit temporary numeric labels. */ | |
50 | #define LOCAL_LABELS_FB 1 | |
51 | ||
ea1562b3 | 52 | #define DIFF_EXPR_OK /* .-foo gets turned into PC relative relocs. */ |
252b5132 RH |
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. */ | |
58 | extern const struct relax_type md_relax_table[]; | |
59 | #define TC_GENERIC_RELAX_TABLE md_relax_table | |
ea1562b3 NC |
60 | |
61 | extern long m32r_relax_frag (segT, fragS *, long); | |
c842b53a | 62 | #define md_relax_frag(segment, fragP, stretch) \ |
ea1562b3 NC |
63 | m32r_relax_frag (segment, fragP, stretch) |
64 | ||
252b5132 | 65 | /* Account for nop if 32 bit insn falls on odd halfword boundary. */ |
ea1562b3 | 66 | #define TC_CGEN_MAX_RELAX(insn, len) 6 |
252b5132 | 67 | |
0a9ef439 | 68 | /* Fill in rs_align_code fragments. */ |
ea1562b3 | 69 | extern void m32r_handle_align (fragS *); |
0a9ef439 RH |
70 | #define HANDLE_ALIGN(f) m32r_handle_align (f) |
71 | ||
72 | #define MAX_MEM_FOR_RS_ALIGN_CODE (1 + 2 + 4) | |
252b5132 | 73 | |
a161fe53 AM |
74 | /* Values passed to md_apply_fix3 don't include the symbol value. */ |
75 | #define MD_APPLY_SYM_VALUE(FIX) 0 | |
76 | ||
252b5132 RH |
77 | #define md_apply_fix3 gas_cgen_md_apply_fix3 |
78 | ||
a161fe53 | 79 | #define tc_fix_adjustable(FIX) m32r_fix_adjustable (FIX) |
ea1562b3 | 80 | bfd_boolean m32r_fix_adjustable (struct fix *); |
252b5132 RH |
81 | |
82 | /* After creating a fixup for an instruction operand, we need to check for | |
83 | HI16 relocs and queue them up for later sorting. */ | |
84 | #define md_cgen_record_fixup_exp m32r_cgen_record_fixup_exp | |
85 | ||
6edf0760 NC |
86 | #define TC_HANDLES_FX_DONE |
87 | ||
88 | extern int pic_code; | |
89 | ||
ea1562b3 | 90 | extern bfd_boolean m32r_fix_adjustable (struct fix *); |
6edf0760 NC |
91 | |
92 | /* This arranges for gas/write.c to not apply a relocation if | |
93 | obj_fix_adjustable() says it is not adjustable. */ | |
94 | #define TC_FIX_ADJUSTABLE(fixP) obj_fix_adjustable (fixP) | |
95 | ||
96 | #define TC_RELOC_RTSYM_LOC_FIXUP(FIX) \ | |
97 | ((FIX)->fx_addsy == NULL \ | |
98 | || (! S_IS_EXTERNAL ((FIX)->fx_addsy) \ | |
99 | && ! S_IS_WEAK ((FIX)->fx_addsy) \ | |
100 | && S_IS_DEFINED ((FIX)->fx_addsy) \ | |
101 | && ! S_IS_COMMON ((FIX)->fx_addsy))) | |
252b5132 | 102 | |
a161fe53 | 103 | #define tc_frob_file_before_fix() m32r_frob_file () |
ea1562b3 | 104 | extern void m32r_frob_file (void); |
252b5132 | 105 | |
a161fe53 | 106 | /* No shared lib support, so we don't need to ensure externally |
6edf0760 NC |
107 | visible symbols can be overridden. |
108 | #define EXTERN_FORCE_RELOC 0 */ | |
a161fe53 | 109 | |
252b5132 RH |
110 | /* When relaxing, we need to emit various relocs we otherwise wouldn't. */ |
111 | #define TC_FORCE_RELOCATION(fix) m32r_force_relocation (fix) | |
ea1562b3 | 112 | extern int m32r_force_relocation (struct fix *); |
252b5132 RH |
113 | |
114 | /* Ensure insns at labels are aligned to 32 bit boundaries. */ | |
ea1562b3 | 115 | int m32r_fill_insn (int); |
252b5132 RH |
116 | #define md_after_pass_hook() m32r_fill_insn (1) |
117 | #define TC_START_LABEL(ch, ptr) (ch == ':' && m32r_fill_insn (0)) | |
118 | ||
252b5132 RH |
119 | #define md_cleanup m32r_elf_section_change_hook |
120 | #define md_elf_section_change_hook m32r_elf_section_change_hook | |
ea1562b3 | 121 | extern void m32r_elf_section_change_hook (void); |
88845958 NC |
122 | |
123 | #define md_flush_pending_output() m32r_flush_pending_output () | |
ea1562b3 | 124 | extern void m32r_flush_pending_output (void); |
88845958 NC |
125 | |
126 | #define elf_tc_final_processing m32r_elf_final_processing | |
ea1562b3 | 127 | extern void m32r_elf_final_processing (void); |
097f809a NC |
128 | |
129 | #define md_parse_name(name, exprP, nextcharP) \ | |
130 | m32r_parse_name ((name), (exprP), (nextcharP)) | |
131 | extern int m32r_parse_name (char const *, expressionS *, char *); | |
132 | ||
133 | /* This is used to construct expressions out of @GOTOFF, @PLT and @GOT | |
134 | symbols. The relocation type is stored in X_md. */ | |
135 | #define O_PIC_reloc O_md1 | |
136 | ||
137 | #define TC_CGEN_PARSE_FIX_EXP(opinfo, exp) \ | |
138 | m32r_cgen_parse_fix_exp(opinfo, exp) | |
ea1562b3 | 139 | extern int m32r_cgen_parse_fix_exp (int, expressionS *); |