1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
|
/* tc-mep.h -- Header file for tc-mep.c.
Copyright (C) 2001, 2002, 2005, 2007, 2009 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 3, 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_MEP
/* Support computed relocations. */
#define OBJ_COMPLEX_RELC
/* Support many operands per instruction. */
#define GAS_CGEN_MAX_FIXUPS 10
#define LISTING_HEADER "MEP GAS "
/* The target BFD architecture. */
#define TARGET_ARCH bfd_arch_mep
#define TARGET_FORMAT (target_big_endian ? "elf32-mep" : "elf32-mep-little")
/* This is the default. */
#define TARGET_BYTES_BIG_ENDIAN 0
/* Permit temporary numeric labels. */
#define LOCAL_LABELS_FB 1
/* Do not define DIFF_EXPR_OK - the MeP does not have a 32-bit PC-relative reloc. */
/* We don't need to handle .word strangely. */
#define WORKING_DOT_WORD
/* Values passed to md_apply_fix don't include the symbol value. */
#define MD_APPLY_SYM_VALUE(FIX) 0
#define MD_APPLY_FIX
#define md_apply_fix mep_apply_fix
extern void mep_apply_fix (struct fix *, valueT *, segT);
/* Call md_pcrel_from_section(), not md_pcrel_from(). */
#define MD_PCREL_FROM_SECTION(FIXP, SEC) md_pcrel_from_section (FIXP, SEC)
extern long md_pcrel_from_section (struct fix *, segT);
#define tc_frob_file() mep_frob_file ()
extern void mep_frob_file (void);
#define tc_fix_adjustable(fixP) mep_fix_adjustable (fixP)
extern bfd_boolean mep_fix_adjustable (struct fix *);
/* After creating a fixup for an instruction operand, we need
to check for HI16 relocs and queue them up for later sorting. */
#define md_cgen_record_fixup_exp mep_cgen_record_fixup_exp
/* When relaxing, we need to emit various relocs we otherwise wouldn't. */
#define TC_FORCE_RELOCATION(fix) mep_force_relocation (fix)
extern int mep_force_relocation (struct fix *);
#define tc_gen_reloc gas_cgen_tc_gen_reloc
extern void gas_cgen_md_operand (expressionS *);
#define md_operand(x) gas_cgen_md_operand (x)
#define md_flush_pending_output() mep_flush_pending_output()
extern int mep_flush_pending_output(void);
extern const struct relax_type md_relax_table[];
#define TC_GENERIC_RELAX_TABLE md_relax_table
extern long mep_relax_frag (segT, fragS *, long);
#define md_relax_frag mep_relax_frag
/* Account for inserting a jmp after the insn. */
#define TC_CGEN_MAX_RELAX(insn, len) ((len) + 4)
extern void mep_prepare_relax_scan (fragS *, offsetT *, relax_substateT);
#define md_prepare_relax_scan(FRAGP, ADDR, AIM, STATE, TYPE) \
mep_prepare_relax_scan (FRAGP, &AIM, STATE)
/* Support for core/vliw mode switching. */
#define CORE 0
#define VLIW 1
#define MAX_PARALLEL_INSNS 56 /* From email from Toshiba. */
#define VTEXT_SECTION_NAME ".vtext"
/* Needed to process pending instructions when a label is encountered. */
#define TC_START_LABEL(ch, ptr) ((ch == ':') && mep_flush_pending_output ())
#define tc_unrecognized_line(c) mep_unrecognized_line (c)
extern int mep_unrecognized_line (int);
#define md_cleanup mep_cleanup
extern void mep_cleanup (void);
#define md_elf_section_letter mep_elf_section_letter
extern bfd_vma mep_elf_section_letter (int, char **);
#define md_elf_section_flags mep_elf_section_flags
extern flagword mep_elf_section_flags (flagword, bfd_vma, int);
#define ELF_TC_SPECIAL_SECTIONS \
{ VTEXT_SECTION_NAME, SHT_PROGBITS, SHF_ALLOC|SHF_EXECINSTR|SHF_MEP_VLIW },
/* The values of the following enum are for use with parinsnum, which
is a variable in md_assemble that keeps track of whether or not the
next instruction is expected to be the first or second instrucion in
a parallelization group. */
typedef enum exp_par_insn_{FIRST, SECOND} EXP_PAR_INSN;
|
