1/* jit-builtins.h -- Handling of builtin functions during JIT-compilation.
2   Copyright (C) 2014-2015 Free Software Foundation, Inc.
3
4This file is part of GCC.
5
6GCC is free software; you can redistribute it and/or modify it under
7the terms of the GNU General Public License as published by the Free
8Software Foundation; either version 3, or (at your option) any later
9version.
10
11GCC is distributed in the hope that it will be useful, but WITHOUT ANY
12WARRANTY; without even the implied warranty of MERCHANTABILITY or
13FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
14for more details.
15
16You should have received a copy of the GNU General Public License
17along with GCC; see the file COPYING3.  If not see
18<http://www.gnu.org/licenses/>.  */
19
20#ifndef JIT_BUILTINS_H
21#define JIT_BUILTINS_H
22
23#include "jit-common.h"
24
25namespace gcc {
26
27namespace jit {
28
29/* Create an enum of the builtin types.  */
30
31enum jit_builtin_type
32{
33#define DEF_PRIMITIVE_TYPE(NAME, VALUE) NAME,
34#define DEF_FUNCTION_TYPE_0(NAME, RETURN) NAME,
35#define DEF_FUNCTION_TYPE_1(NAME, RETURN, ARG1) NAME,
36#define DEF_FUNCTION_TYPE_2(NAME, RETURN, ARG1, ARG2) NAME,
37#define DEF_FUNCTION_TYPE_3(NAME, RETURN, ARG1, ARG2, ARG3) NAME,
38#define DEF_FUNCTION_TYPE_4(NAME, RETURN, ARG1, ARG2, ARG3, ARG4) NAME,
39#define DEF_FUNCTION_TYPE_5(NAME, RETURN, ARG1, ARG2, ARG3, ARG4, ARG5) NAME,
40#define DEF_FUNCTION_TYPE_6(NAME, RETURN, ARG1, ARG2, ARG3, ARG4, ARG5, \
41			    ARG6) NAME,
42#define DEF_FUNCTION_TYPE_7(NAME, RETURN, ARG1, ARG2, ARG3, ARG4, ARG5, \
43			    ARG6, ARG7) NAME,
44#define DEF_FUNCTION_TYPE_8(NAME, RETURN, ARG1, ARG2, ARG3, ARG4, ARG5, \
45			    ARG6, ARG7, ARG8) NAME,
46#define DEF_FUNCTION_TYPE_VAR_0(NAME, RETURN) NAME,
47#define DEF_FUNCTION_TYPE_VAR_1(NAME, RETURN, ARG1) NAME,
48#define DEF_FUNCTION_TYPE_VAR_2(NAME, RETURN, ARG1, ARG2) NAME,
49#define DEF_FUNCTION_TYPE_VAR_3(NAME, RETURN, ARG1, ARG2, ARG3) NAME,
50#define DEF_FUNCTION_TYPE_VAR_4(NAME, RETURN, ARG1, ARG2, ARG3, ARG4) NAME,
51#define DEF_FUNCTION_TYPE_VAR_5(NAME, RETURN, ARG1, ARG2, ARG3, ARG4, ARG5) \
52				NAME,
53#define DEF_FUNCTION_TYPE_VAR_7(NAME, RETURN, ARG1, ARG2, ARG3, ARG4, ARG5, \
54				ARG6, ARG7) NAME,
55#define DEF_FUNCTION_TYPE_VAR_11(NAME, RETURN, ARG1, ARG2, ARG3, ARG4, ARG5, \
56				 ARG6, ARG7, ARG8, ARG9, ARG10, ARG11) NAME,
57#define DEF_POINTER_TYPE(NAME, TYPE) NAME,
58#include "builtin-types.def"
59#undef DEF_PRIMITIVE_TYPE
60#undef DEF_FUNCTION_TYPE_0
61#undef DEF_FUNCTION_TYPE_1
62#undef DEF_FUNCTION_TYPE_2
63#undef DEF_FUNCTION_TYPE_3
64#undef DEF_FUNCTION_TYPE_4
65#undef DEF_FUNCTION_TYPE_5
66#undef DEF_FUNCTION_TYPE_6
67#undef DEF_FUNCTION_TYPE_7
68#undef DEF_FUNCTION_TYPE_8
69#undef DEF_FUNCTION_TYPE_VAR_0
70#undef DEF_FUNCTION_TYPE_VAR_1
71#undef DEF_FUNCTION_TYPE_VAR_2
72#undef DEF_FUNCTION_TYPE_VAR_3
73#undef DEF_FUNCTION_TYPE_VAR_4
74#undef DEF_FUNCTION_TYPE_VAR_5
75#undef DEF_FUNCTION_TYPE_VAR_7
76#undef DEF_FUNCTION_TYPE_VAR_11
77#undef DEF_POINTER_TYPE
78  BT_LAST
79}; /* enum jit_builtin_type */
80
81/* Create an enum of the attributes that can be present on builtins.  */
82
83enum built_in_attribute
84{
85#define DEF_ATTR_NULL_TREE(ENUM) ENUM,
86#define DEF_ATTR_INT(ENUM, VALUE) ENUM,
87#define DEF_ATTR_STRING(ENUM, VALUE) ENUM,
88#define DEF_ATTR_IDENT(ENUM, STRING) ENUM,
89#define DEF_ATTR_TREE_LIST(ENUM, PURPOSE, VALUE, CHAIN) ENUM,
90#include "builtin-attrs.def"
91#undef DEF_ATTR_NULL_TREE
92#undef DEF_ATTR_INT
93#undef DEF_ATTR_STRING
94#undef DEF_ATTR_IDENT
95#undef DEF_ATTR_TREE_LIST
96  ATTR_LAST
97};
98
99/***********************************************************************/
100
101class builtins_manager
102{
103public:
104  builtins_manager (recording::context *ctxt);
105
106  recording::function *
107  get_builtin_function (const char *name);
108
109  static enum built_in_class
110  get_class (enum built_in_function builtin_id);
111
112  static bool
113  implicit_p (enum built_in_function builtin_id);
114
115  tree
116  get_attrs_tree (enum built_in_function builtin_id);
117
118  tree
119  get_attrs_tree (enum built_in_attribute attr);
120
121  void
122  finish_playback (void);
123
124private:
125  recording::function *
126  get_builtin_function_by_id (enum built_in_function builtin_id);
127
128  recording::function *
129  make_builtin_function (enum built_in_function builtin_id);
130
131  recording::type *
132  get_type (enum jit_builtin_type type_id);
133
134  recording::type *
135  make_type (enum jit_builtin_type type_id);
136
137  recording::type*
138  make_primitive_type (enum jit_builtin_type type_id);
139
140  recording::function_type*
141  make_fn_type (enum jit_builtin_type type_id,
142		enum jit_builtin_type return_type_id,
143		bool is_variadic,
144		int num_args, ...);
145
146  recording::type*
147  make_ptr_type (enum jit_builtin_type type_id,
148		 enum jit_builtin_type other_type_id);
149
150  tree
151  make_attrs_tree (enum built_in_attribute attr);
152
153private:
154  /* Recording fields.  */
155  recording::context *m_ctxt;
156  recording::type *m_types[BT_LAST];
157  recording::function *m_builtin_functions[END_BUILTINS];
158
159  /* Playback fields.  */
160  /* m_attributes is not GTY-marked, but is only ever used from within
161     the region of playback::context::replay () in which a GC can't
162     happen.  */
163  tree m_attributes[ATTR_LAST];
164};
165
166} // namespace jit
167} // namespace gcc
168
169#endif /* JIT_BUILTINS_H */
170