1/* Definitions of types that are used to store ARC architecture and
2   device information.
3   Copyright (C) 2016-2022 Free Software Foundation, Inc.
4   Contributed by Claudiu Zissulescu (claziss@synopsys.com)
5
6This file is part of GCC.
7
8GCC is free software; you can redistribute it and/or modify
9it under the terms of the GNU General Public License as published by
10the Free Software Foundation; either version 3, or (at your option)
11any later version.
12
13GCC is distributed in the hope that it will be useful,
14but WITHOUT ANY WARRANTY; without even the implied warranty of
15MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
16GNU General Public License for more details.
17
18You should have received a copy of the GNU General Public License
19along with GCC; see the file COPYING3.  If not see
20<http://www.gnu.org/licenses/>.  */
21
22#ifndef GCC_ARC_ARCH_H
23#define GCC_ARC_ARCH_H
24
25#ifndef IN_LIBGCC2
26/* Architecture selection types.  */
27
28enum cpu_flags
29  {
30#define ARC_OPT(NAME, CODE, MASK, DOC)	    NAME = CODE,
31#define ARC_OPTX(NAME, CODE, VAR, VAL, DOC0, DOC1) NAME = CODE,
32#include "arc-options.def"
33#undef ARC_OPT
34#undef ARC_OPTX
35    FL_END
36  };
37
38
39/* ARC architecture variants.  */
40
41enum base_architecture
42  {
43    BASE_ARCH_NONE,
44#define ARC_ARCH(NAME, ARCH, FLAGS, DFLAGS)  BASE_ARCH_##ARCH,
45#include "arc-arches.def"
46#undef ARC_ARCH
47    BASE_ARCH_END
48  };
49
50/* Architecture specific propoerties.  */
51
52typedef struct
53{
54  /* Architecture name.  */
55  const char *const name;
56
57  /* Architecture class.  */
58  enum base_architecture arch_id;
59
60  /* All allowed flags for this architecture.  */
61  const unsigned long long flags;
62
63  /* Default flags for this architecture.  It is a subset of
64     FLAGS.  */
65  const unsigned long long dflags;
66} arc_arch_t;
67
68/* Tune variants.  Needs to match the attr_tune enum.  */
69
70enum arc_tune_attr
71  {
72    ARC_TUNE_NONE,
73    ARC_TUNE_ARC600,
74    ARC_TUNE_ARC7XX,
75    ARC_TUNE_ARC700_4_2_STD,
76    ARC_TUNE_ARC700_4_2_XMAC,
77    ARC_TUNE_CORE_3,
78    ARC_TUNE_ARCHS4X,
79    ARC_TUNE_ARCHS4XD,
80    ARC_TUNE_ARCHS4XD_SLOW
81  };
82
83/* Extra options for a processor template to hold any CPU specific
84   information which is not cover in arc-arches.def.  Such example is
85   the width of LP_COUNT register, or the number of register
86   banks.  */
87
88enum arc_extras
89{
90  HAS_NONE,
91  HAS_LPCOUNT_16
92};
93
94/* CPU specific properties.  */
95
96typedef struct
97{
98  /* CPU name.  */
99  const char *const name;
100
101  /* Architecture class.  */
102  const arc_arch_t *arch_info;
103
104  /* Specific processor type.  */
105  enum processor_type processor;
106
107  /* Specific flags.  */
108  const unsigned long long flags;
109
110  /* Extra value.  */
111  enum arc_extras extra;
112
113  /* Tune value.  */
114  enum arc_tune_attr tune;
115
116} arc_cpu_t;
117
118const arc_arch_t arc_arch_types[] =
119  {
120    {"none", BASE_ARCH_NONE, 0, 0},
121#define ARC_ARCH(NAME, ARCH, FLAGS, DFLAGS)	\
122    {NAME, BASE_ARCH_##ARCH, FLAGS, DFLAGS},
123#include "arc-arches.def"
124#undef ARC_ARCH
125    {NULL, BASE_ARCH_END, 0, 0}
126  };
127
128const arc_cpu_t arc_cpu_types[] =
129  {
130    {"none", NULL, PROCESSOR_NONE, 0, HAS_NONE, ARC_TUNE_NONE},
131#define ARC_CPU(NAME, ARCH, FLAGS, EXTRA, TUNE)				\
132    {#NAME, &arc_arch_types [BASE_ARCH_##ARCH], PROCESSOR_##NAME, FLAGS, HAS_##EXTRA, ARC_TUNE_##TUNE },
133#include "arc-cpus.def"
134#undef ARC_CPU
135    {NULL, NULL, PROCESSOR_NONE, 0, HAS_NONE, ARC_TUNE_NONE}
136  };
137
138/* Currently selected cpu type.  */
139extern const arc_cpu_t *arc_selected_cpu;
140
141#endif
142#endif /* GCC_ARC_ARCH_H */
143