gcc/jit/jit-builtins.h

   1 /* jit-builtins.h -- Handling of builtin functions during JIT-compilation.
   2    Copyright (C) 2014-2015 Free Software Foundation, Inc.
   3
   4 This file is part of GCC.
   5
   6 GCC is free software; you can redistribute it and/or modify it under
   7 the terms of the GNU General Public License as published by the Free
   8 Software Foundation; either version 3, or (at your option) any later
   9 version.
  10
  11 GCC is distributed in the hope that it will be useful, but WITHOUT ANY
  12 WARRANTY; without even the implied warranty of MERCHANTABILITY or
  13 FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  14 for more details.
  15
  16 You should have received a copy of the GNU General Public License
  17 along 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
  25 namespace gcc {
  26
  27 namespace jit {
  28
  29 /* Create an enum of the builtin types.  */
  30
  31 enum 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, ARG6) NAME,
  41 #define DEF_FUNCTION_TYPE_7(NAME, RETURN, ARG1, ARG2, ARG3, ARG4, ARG5, ARG6, ARG7) NAME,
  42 #define DEF_FUNCTION_TYPE_8(NAME, RETURN, ARG1, ARG2, ARG3, ARG4, ARG5, ARG6, ARG7, ARG8) NAME,
  43 #define DEF_FUNCTION_TYPE_VAR_0(NAME, RETURN) NAME,
  44 #define DEF_FUNCTION_TYPE_VAR_1(NAME, RETURN, ARG1) NAME,
  45 #define DEF_FUNCTION_TYPE_VAR_2(NAME, RETURN, ARG1, ARG2) NAME,
  46 #define DEF_FUNCTION_TYPE_VAR_3(NAME, RETURN, ARG1, ARG2, ARG3) NAME,
  47 #define DEF_FUNCTION_TYPE_VAR_4(NAME, RETURN, ARG1, ARG2, ARG3, ARG4) NAME,
  48 #define DEF_FUNCTION_TYPE_VAR_5(NAME, RETURN, ARG1, ARG2, ARG3, ARG4, ARG5) \
  49   NAME,
  50 #define DEF_FUNCTION_TYPE_VAR_8(NAME, RETURN, ARG1, ARG2, ARG3, ARG4, ARG5, \
  51                                 ARG6, ARG7, ARG8) NAME,
  52 #define DEF_FUNCTION_TYPE_VAR_12(NAME, RETURN, ARG1, ARG2, ARG3, ARG4, ARG5, \
  53                                  ARG6, ARG7, ARG8, ARG9, ARG10, ARG11, ARG12) \
  54   NAME,
  55 #define DEF_POINTER_TYPE(NAME, TYPE) NAME,
  56 #include "builtin-types.def"
  57 #undef DEF_PRIMITIVE_TYPE
  58 #undef DEF_FUNCTION_TYPE_0
  59 #undef DEF_FUNCTION_TYPE_1
  60 #undef DEF_FUNCTION_TYPE_2
  61 #undef DEF_FUNCTION_TYPE_3
  62 #undef DEF_FUNCTION_TYPE_4
  63 #undef DEF_FUNCTION_TYPE_5
  64 #undef DEF_FUNCTION_TYPE_6
  65 #undef DEF_FUNCTION_TYPE_7
  66 #undef DEF_FUNCTION_TYPE_8
  67 #undef DEF_FUNCTION_TYPE_VAR_0
  68 #undef DEF_FUNCTION_TYPE_VAR_1
  69 #undef DEF_FUNCTION_TYPE_VAR_2
  70 #undef DEF_FUNCTION_TYPE_VAR_3
  71 #undef DEF_FUNCTION_TYPE_VAR_4
  72 #undef DEF_FUNCTION_TYPE_VAR_5
  73 #undef DEF_FUNCTION_TYPE_VAR_8
  74 #undef DEF_FUNCTION_TYPE_VAR_12
  75 #undef DEF_POINTER_TYPE
  76   BT_LAST
  77 }; /* enum jit_builtin_type */
  78
  79 /* Create an enum of the attributes that can be present on builtins.  */
  80
  81 enum built_in_attribute
  82 {
  83 #define DEF_ATTR_NULL_TREE(ENUM) ENUM,
  84 #define DEF_ATTR_INT(ENUM, VALUE) ENUM,
  85 #define DEF_ATTR_STRING(ENUM, VALUE) ENUM,
  86 #define DEF_ATTR_IDENT(ENUM, STRING) ENUM,
  87 #define DEF_ATTR_TREE_LIST(ENUM, PURPOSE, VALUE, CHAIN) ENUM,
  88 #include "builtin-attrs.def"
  89 #undef DEF_ATTR_NULL_TREE
  90 #undef DEF_ATTR_INT
  91 #undef DEF_ATTR_STRING
  92 #undef DEF_ATTR_IDENT
  93 #undef DEF_ATTR_TREE_LIST
  94   ATTR_LAST
  95 };
  96
  97 /***********************************************************************/
  98
  99 class builtins_manager
 100 {
 101 public:
 102   builtins_manager (recording::context *ctxt);
 103
 104   recording::function *
 105   get_builtin_function (const char *name);
 106
 107   static enum built_in_class
 108   get_class (enum built_in_function builtin_id);
 109
 110   static bool
 111   implicit_p (enum built_in_function builtin_id);
 112
 113   tree
 114   get_attrs_tree (enum built_in_function builtin_id);
 115
 116   tree
 117   get_attrs_tree (enum built_in_attribute attr);
 118
 119   void
 120   finish_playback (void);
 121
 122 private:
 123   recording::function *
 124   get_builtin_function_by_id (enum built_in_function builtin_id);
 125
 126   recording::function *
 127   make_builtin_function (enum built_in_function builtin_id);
 128
 129   recording::type *
 130   get_type (enum jit_builtin_type type_id);
 131
 132   recording::type *
 133   make_type (enum jit_builtin_type type_id);
 134
 135   recording::type*
 136   make_primitive_type (enum jit_builtin_type type_id);
 137
 138   recording::function_type*
 139   make_fn_type (enum jit_builtin_type type_id,
 140                 enum jit_builtin_type return_type_id,
 141                 bool is_variadic,
 142                 int num_args, ...);
 143
 144   recording::type*
 145   make_ptr_type (enum jit_builtin_type type_id,
 146                  enum jit_builtin_type other_type_id);
 147
 148   tree
 149   make_attrs_tree (enum built_in_attribute attr);
 150
 151 private:
 152   /* Recording fields.  */
 153   recording::context *m_ctxt;
 154   recording::type *m_types[BT_LAST];
 155   recording::function *m_builtin_functions[END_BUILTINS];
 156
 157   /* Playback fields.  */
 158   /* m_attributes is not GTY-marked, but is only ever used from within
 159      the region of playback::context::replay () in which a GC can't
 160      happen.  */
 161   tree m_attributes[ATTR_LAST];
 162 };
 163
 164 } // namespace jit
 165 } // namespace gcc
 166
 167 #endif /* JIT_BUILTINS_H */