gcc/jit/jit-builtins.h

   1 /* jit-builtins.h -- Handling of builtin functions during JIT-compilation.
   2    Copyright (C) 2014 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, ARG6) \
  49   NAME,
  50 #define DEF_POINTER_TYPE(NAME, TYPE) NAME,
  51 #include "builtin-types.def"
  52 #undef DEF_PRIMITIVE_TYPE
  53 #undef DEF_FUNCTION_TYPE_0
  54 #undef DEF_FUNCTION_TYPE_1
  55 #undef DEF_FUNCTION_TYPE_2
  56 #undef DEF_FUNCTION_TYPE_3
  57 #undef DEF_FUNCTION_TYPE_4
  58 #undef DEF_FUNCTION_TYPE_5
  59 #undef DEF_FUNCTION_TYPE_6
  60 #undef DEF_FUNCTION_TYPE_7
  61 #undef DEF_FUNCTION_TYPE_8
  62 #undef DEF_FUNCTION_TYPE_VAR_0
  63 #undef DEF_FUNCTION_TYPE_VAR_1
  64 #undef DEF_FUNCTION_TYPE_VAR_2
  65 #undef DEF_FUNCTION_TYPE_VAR_3
  66 #undef DEF_FUNCTION_TYPE_VAR_4
  67 #undef DEF_FUNCTION_TYPE_VAR_5
  68 #undef DEF_POINTER_TYPE
  69   BT_LAST
  70 }; /* enum jit_builtin_type */
  71
  72 /* Create an enum of the attributes that can be present on builtins.  */
  73
  74 enum built_in_attribute
  75 {
  76 #define DEF_ATTR_NULL_TREE(ENUM) ENUM,
  77 #define DEF_ATTR_INT(ENUM, VALUE) ENUM,
  78 #define DEF_ATTR_STRING(ENUM, VALUE) ENUM,
  79 #define DEF_ATTR_IDENT(ENUM, STRING) ENUM,
  80 #define DEF_ATTR_TREE_LIST(ENUM, PURPOSE, VALUE, CHAIN) ENUM,
  81 #include "builtin-attrs.def"
  82 #undef DEF_ATTR_NULL_TREE
  83 #undef DEF_ATTR_INT
  84 #undef DEF_ATTR_STRING
  85 #undef DEF_ATTR_IDENT
  86 #undef DEF_ATTR_TREE_LIST
  87   ATTR_LAST
  88 };
  89
  90 /***********************************************************************/
  91
  92 class builtins_manager
  93 {
  94 public:
  95   builtins_manager (recording::context *ctxt);
  96
  97   recording::function *
  98   get_builtin_function (const char *name);
  99
 100   static enum built_in_class
 101   get_class (enum built_in_function builtin_id);
 102
 103   static bool
 104   implicit_p (enum built_in_function builtin_id);
 105
 106   tree
 107   get_attrs_tree (enum built_in_function builtin_id);
 108
 109   tree
 110   get_attrs_tree (enum built_in_attribute attr);
 111
 112   void
 113   finish_playback (void);
 114
 115 private:
 116   recording::function *
 117   get_builtin_function_by_id (enum built_in_function builtin_id);
 118
 119   recording::function *
 120   make_builtin_function (enum built_in_function builtin_id);
 121
 122   recording::type *
 123   get_type (enum jit_builtin_type type_id);
 124
 125   recording::type *
 126   make_type (enum jit_builtin_type type_id);
 127
 128   recording::type*
 129   make_primitive_type (enum jit_builtin_type type_id);
 130
 131   recording::function_type*
 132   make_fn_type (enum jit_builtin_type type_id,
 133                 enum jit_builtin_type return_type_id,
 134                 bool is_variadic,
 135                 int num_args, ...);
 136
 137   recording::type*
 138   make_ptr_type (enum jit_builtin_type type_id,
 139                  enum jit_builtin_type other_type_id);
 140
 141   tree
 142   make_attrs_tree (enum built_in_attribute attr);
 143
 144 private:
 145   /* Recording fields.  */
 146   recording::context *m_ctxt;
 147   recording::type *m_types[BT_LAST];
 148   recording::function *m_builtin_functions[END_BUILTINS];
 149
 150   /* Playback fields.  */
 151   /* m_attributes is not GTY-marked, but is only ever used from within
 152      the region of playback::context::replay () in which a GC can't
 153      happen.  */
 154   tree m_attributes[ATTR_LAST];
 155 };
 156
 157 } // namespace jit
 158 } // namespace gcc
 159
 160 #endif /* JIT_BUILTINS_H */