Bump version to 2.28.51
[deliverable/binutils-gdb.git] / gas / config / tc-cris.h
CommitLineData
3bcbcc3d 1/* tc-cris.h -- Header file for tc-cris.c, the CRIS GAS port.
6f2750fe 2 Copyright (C) 2000-2016 Free Software Foundation, Inc.
3bcbcc3d
HPN
3
4 Contributed by Axis Communications AB, Lund, Sweden.
5 Originally written for GAS 1.38.1 by Mikael Asker.
08caf3f8 6 Updates, BFDizing, GNUifying and ELF by Hans-Peter Nilsson.
3bcbcc3d
HPN
7
8 This file is part of GAS, the GNU Assembler.
9
10 GAS is free software; you can redistribute it and/or modify
11 it under the terms of the GNU General Public License as published by
ec2655a6 12 the Free Software Foundation; either version 3, or (at your option)
3bcbcc3d
HPN
13 any later version.
14
15 GAS is distributed in the hope that it will be useful,
16 but WITHOUT ANY WARRANTY; without even the implied warranty of
17 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18 GNU General Public License for more details.
19
20 You should have received a copy of the GNU General Public License
21 along with GAS; see the file COPYING. If not, write to the
4b4da160
NC
22 Free Software Foundation, 51 Franklin Street - Fifth Floor, Boston,
23 MA 02110-1301, USA. */
3bcbcc3d
HPN
24
25/* See the GAS "internal" document for general documentation on this.
26 It is called internals.texi (internals.info when makeinfo:d), but is
27 not installed or makeinfo:d by "make info". */
28
29/* Functions and variables that aren't declared in tc.h are declared here,
30 with the type/prototype that is used in the local extern-declaration of
31 their usage. */
32
33#ifndef TC_CRIS
34#define TC_CRIS
35
36/* Multi-target support is always on. */
695a4822 37extern const char *cris_target_format (void);
3bcbcc3d
HPN
38#define TARGET_FORMAT cris_target_format ()
39
40#define TARGET_ARCH bfd_arch_cris
41
695a4822 42extern unsigned int cris_mach (void);
ae57792d
HPN
43#define TARGET_MACH (cris_mach ())
44
3bcbcc3d
HPN
45#define TARGET_BYTES_BIG_ENDIAN 0
46
47extern const char *md_shortopts;
48extern struct option md_longopts[];
49extern size_t md_longopts_size;
50
51extern const pseudo_typeS md_pseudo_table[];
52
53#define tc_comment_chars cris_comment_chars
54extern const char cris_comment_chars[];
55extern const char line_comment_chars[];
56extern const char line_separator_chars[];
3bcbcc3d
HPN
57
58/* This should be optional, since it is ignored as an escape (assumed to
59 be itself) if it is not recognized. */
60#define ONLY_STANDARD_ESCAPES
61
62/* Note that we do not define TC_EQUAL_IN_INSN, since its current use is
63 in the instruction rather than the operand, and thus does not come to
64 use for side-effect assignments such as "and.d [r0 = r1 + 42], r3". */
65#define md_operand(x)
66
67#define md_number_to_chars number_to_chars_littleendian
3bcbcc3d
HPN
68extern const struct relax_type md_cris_relax_table[];
69#define TC_GENERIC_RELAX_TABLE md_cris_relax_table
70
695a4822 71long cris_relax_frag (segT, fragS *, long);
1c971160
HPN
72
73/* GAS only handles relaxations for pc-relative data targeting addresses
74 in the same segment, so we have to handle the rest on our own. */
75#define md_relax_frag(SEG, FRAGP, STRETCH) \
76 ((FRAGP)->fr_symbol != NULL \
77 && S_GET_SEGMENT ((FRAGP)->fr_symbol) == (SEG) \
78 ? relax_frag (SEG, FRAGP, STRETCH) \
79 : cris_relax_frag (SEG, FRAGP, STRETCH))
80
a161fe53 81#define TC_FORCE_RELOCATION(FIX) md_cris_force_relocation (FIX)
695a4822 82extern int md_cris_force_relocation (struct fix *);
3bcbcc3d 83
a161fe53
AM
84#define IS_CRIS_PIC_RELOC(RTYPE) \
85 ((RTYPE) == BFD_RELOC_CRIS_16_GOT \
86 || (RTYPE) == BFD_RELOC_CRIS_32_GOT \
87 || (RTYPE) == BFD_RELOC_CRIS_16_GOTPLT \
88 || (RTYPE) == BFD_RELOC_CRIS_32_GOTPLT \
89 || (RTYPE) == BFD_RELOC_CRIS_32_GOTREL \
90 || (RTYPE) == BFD_RELOC_CRIS_32_PLT_GOTREL \
91 || (RTYPE) == BFD_RELOC_CRIS_32_PLT_PCREL)
92
93/* Make sure we don't resolve fixups for which we want to emit dynamic
20ee54e8 94 relocations. */
a161fe53
AM
95#define TC_FORCE_RELOCATION_LOCAL(FIX) \
96 (!(FIX)->fx_pcrel \
a161fe53
AM
97 || IS_CRIS_PIC_RELOC ((FIX)->fx_r_type) \
98 || TC_FORCE_RELOCATION (FIX))
99
100/* For some reloc types, don't adjust fixups by reducing to a section
101 symbol. */
102#define tc_fix_adjustable(FIX) \
103 ((FIX)->fx_r_type != BFD_RELOC_VTABLE_INHERIT \
104 && (FIX)->fx_r_type != BFD_RELOC_VTABLE_ENTRY \
105 && (! IS_CRIS_PIC_RELOC ((FIX)->fx_r_type) \
106 || (FIX)->fx_r_type == BFD_RELOC_CRIS_32_GOTREL))
3bcbcc3d 107
d8b19f1a
HPN
108/* FIXME: This *should* be a redundant definition, as the
109 TC_FORCE_RELOCATION* definitions already told about the cases where
110 we *don't* want the symbol value calculated. Here we seem to answer
111 the "are you sure" question. It certainly has very little to do with
112 whether the symbol value is passed to md_apply_fix. */
113#define MD_APPLY_SYM_VALUE(FIX) 0
114
3bcbcc3d
HPN
115/* When we have fixups against constant expressions, we get a GAS-specific
116 section symbol at no extra charge for obscure reasons in
117 adjust_reloc_syms. Since ELF outputs section symbols, it gladly
08caf3f8
HPN
118 outputs this "*ABS*" symbol in every object. Avoid that.
119 Also, don't emit undefined symbols (that aren't used in relocations).
120 They pop up when tentatively parsing register names as symbols. */
3bcbcc3d
HPN
121#define tc_frob_symbol(symp, punt) \
122 do { \
08caf3f8
HPN
123 if ((OUTPUT_FLAVOR == bfd_target_elf_flavour \
124 && (symp) == section_symbol (absolute_section)) \
125 || ! S_IS_DEFINED (symp)) \
3bcbcc3d
HPN
126 (punt) = 1; \
127 } while (0)
128
129#define LISTING_HEADER "GAS for CRIS"
130
131#if 0
132/* The testsuite does not let me define these, although they IMHO should
133 be preferred over the default. */
134#define LISTING_WORD_SIZE 2
135#define LISTING_LHS_WIDTH 4
136#define LISTING_LHS_WIDTH_SECOND 4
137#endif
138
139/* END of declaration and definitions described in the "internals"
140 document. */
141
142/* Do this, or we will never know what hit us when the
143 broken-word-fixes break. Do _not_ use WARN_SIGNED_OVERFLOW_WORD,
144 it is only for use with WORKING_DOT_WORD and warns about most stuff.
145 (still in 2.9.1). */
146struct broken_word;
695a4822
HPN
147extern void tc_cris_check_adjusted_broken_word (offsetT,
148 struct broken_word *);
3bcbcc3d
HPN
149#define TC_CHECK_ADJUSTED_BROKEN_DOT_WORD(new_offset, brokw) \
150 tc_cris_check_adjusted_broken_word ((offsetT) (new_offset), brokw)
151
152/* We don't want any implicit alignment, so we do nothing. */
f17c130b 153#define TC_IMPLICIT_LCOMM_ALIGNMENT(SIZE, P2VAR) do { } while (0)
3bcbcc3d 154
fcdc20a4
HPN
155/* CRIS instructions, with operands and prefixes included, are a multiple
156 of two bytes long. */
157#define DWARF2_LINE_MIN_INSN_LENGTH 2
158
399f703e
HPN
159/* Make port immune to unwanted difference in te-generic.h vs. te-linux.h. */
160#define LOCAL_LABELS_DOLLAR 1
161
3bcbcc3d
HPN
162#endif /* TC_CRIS */
163/*
164 * Local variables:
165 * eval: (c-set-style "gnu")
166 * indent-tabs-mode: t
167 * End:
168 */
This page took 0.688535 seconds and 4 git commands to generate.