gcc/sync-builtins.def

   1 /* This file contains the definitions and documentation for the
   2    synchronization builtins used in the GNU compiler.
   3    Copyright (C) 2005, 2007 Free Software Foundation, Inc.
   4
   5 This file is part of GCC.
   6
   7 GCC is free software; you can redistribute it and/or modify it under
   8 the terms of the GNU General Public License as published by the Free
   9 Software Foundation; either version 3, or (at your option) any later
  10 version.
  11
  12 GCC is distributed in the hope that it will be useful, but WITHOUT ANY
  13 WARRANTY; without even the implied warranty of MERCHANTABILITY or
  14 FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  15 for more details.
  16
  17 You should have received a copy of the GNU General Public License
  18 along with GCC; see the file COPYING3.  If not see
  19 <http://www.gnu.org/licenses/>.  */
  20
  21 /* Before including this file, you should define a macro:
  22
  23      DEF_SYNC_BUILTIN (ENUM, NAME, TYPE, ATTRS)
  24
  25    See builtins.def for details.  */
  26
  27 /* Synchronization Primitives.  The "_N" version is the one that the user
  28    is supposed to be using.  It's overloaded, and is resolved to one of the
  29    "_1" through "_16" versions, plus some extra casts.  */
  30
  31 DEF_SYNC_BUILTIN (BUILT_IN_FETCH_AND_ADD_N, "__sync_fetch_and_add",
  32                   BT_FN_VOID_VAR, ATTR_NOTHROW_LEAF_LIST)
  33 DEF_SYNC_BUILTIN (BUILT_IN_FETCH_AND_ADD_1, "__sync_fetch_and_add_1",
  34                   BT_FN_I1_VPTR_I1, ATTR_NOTHROW_LEAF_LIST)
  35 DEF_SYNC_BUILTIN (BUILT_IN_FETCH_AND_ADD_2, "__sync_fetch_and_add_2",
  36                   BT_FN_I2_VPTR_I2, ATTR_NOTHROW_LEAF_LIST)
  37 DEF_SYNC_BUILTIN (BUILT_IN_FETCH_AND_ADD_4, "__sync_fetch_and_add_4",
  38                   BT_FN_I4_VPTR_I4, ATTR_NOTHROW_LEAF_LIST)
  39 DEF_SYNC_BUILTIN (BUILT_IN_FETCH_AND_ADD_8, "__sync_fetch_and_add_8",
  40                   BT_FN_I8_VPTR_I8, ATTR_NOTHROW_LEAF_LIST)
  41 DEF_SYNC_BUILTIN (BUILT_IN_FETCH_AND_ADD_16, "__sync_fetch_and_add_16",
  42                   BT_FN_I16_VPTR_I16, ATTR_NOTHROW_LEAF_LIST)
  43
  44 DEF_SYNC_BUILTIN (BUILT_IN_FETCH_AND_SUB_N, "__sync_fetch_and_sub",
  45                   BT_FN_VOID_VAR, ATTR_NOTHROW_LEAF_LIST)
  46 DEF_SYNC_BUILTIN (BUILT_IN_FETCH_AND_SUB_1, "__sync_fetch_and_sub_1",
  47                   BT_FN_I1_VPTR_I1, ATTR_NOTHROW_LEAF_LIST)
  48 DEF_SYNC_BUILTIN (BUILT_IN_FETCH_AND_SUB_2, "__sync_fetch_and_sub_2",
  49                   BT_FN_I2_VPTR_I2, ATTR_NOTHROW_LEAF_LIST)
  50 DEF_SYNC_BUILTIN (BUILT_IN_FETCH_AND_SUB_4, "__sync_fetch_and_sub_4",
  51                   BT_FN_I4_VPTR_I4, ATTR_NOTHROW_LEAF_LIST)
  52 DEF_SYNC_BUILTIN (BUILT_IN_FETCH_AND_SUB_8, "__sync_fetch_and_sub_8",
  53                   BT_FN_I8_VPTR_I8, ATTR_NOTHROW_LEAF_LIST)
  54 DEF_SYNC_BUILTIN (BUILT_IN_FETCH_AND_SUB_16, "__sync_fetch_and_sub_16",
  55                   BT_FN_I16_VPTR_I16, ATTR_NOTHROW_LEAF_LIST)
  56
  57 DEF_SYNC_BUILTIN (BUILT_IN_FETCH_AND_OR_N, "__sync_fetch_and_or",
  58                   BT_FN_VOID_VAR, ATTR_NOTHROW_LEAF_LIST)
  59 DEF_SYNC_BUILTIN (BUILT_IN_FETCH_AND_OR_1, "__sync_fetch_and_or_1",
  60                   BT_FN_I1_VPTR_I1, ATTR_NOTHROW_LEAF_LIST)
  61 DEF_SYNC_BUILTIN (BUILT_IN_FETCH_AND_OR_2, "__sync_fetch_and_or_2",
  62                   BT_FN_I2_VPTR_I2, ATTR_NOTHROW_LEAF_LIST)
  63 DEF_SYNC_BUILTIN (BUILT_IN_FETCH_AND_OR_4, "__sync_fetch_and_or_4",
  64                   BT_FN_I4_VPTR_I4, ATTR_NOTHROW_LEAF_LIST)
  65 DEF_SYNC_BUILTIN (BUILT_IN_FETCH_AND_OR_8, "__sync_fetch_and_or_8",
  66                   BT_FN_I8_VPTR_I8, ATTR_NOTHROW_LEAF_LIST)
  67 DEF_SYNC_BUILTIN (BUILT_IN_FETCH_AND_OR_16, "__sync_fetch_and_or_16",
  68                   BT_FN_I16_VPTR_I16, ATTR_NOTHROW_LEAF_LIST)
  69
  70 DEF_SYNC_BUILTIN (BUILT_IN_FETCH_AND_AND_N, "__sync_fetch_and_and",
  71                   BT_FN_VOID_VAR, ATTR_NOTHROW_LEAF_LIST)
  72 DEF_SYNC_BUILTIN (BUILT_IN_FETCH_AND_AND_1, "__sync_fetch_and_and_1",
  73                   BT_FN_I1_VPTR_I1, ATTR_NOTHROW_LEAF_LIST)
  74 DEF_SYNC_BUILTIN (BUILT_IN_FETCH_AND_AND_2, "__sync_fetch_and_and_2",
  75                   BT_FN_I2_VPTR_I2, ATTR_NOTHROW_LEAF_LIST)
  76 DEF_SYNC_BUILTIN (BUILT_IN_FETCH_AND_AND_4, "__sync_fetch_and_and_4",
  77                   BT_FN_I4_VPTR_I4, ATTR_NOTHROW_LEAF_LIST)
  78 DEF_SYNC_BUILTIN (BUILT_IN_FETCH_AND_AND_8, "__sync_fetch_and_and_8",
  79                   BT_FN_I8_VPTR_I8, ATTR_NOTHROW_LEAF_LIST)
  80 DEF_SYNC_BUILTIN (BUILT_IN_FETCH_AND_AND_16, "__sync_fetch_and_and_16",
  81                   BT_FN_I16_VPTR_I16, ATTR_NOTHROW_LEAF_LIST)
  82
  83 DEF_SYNC_BUILTIN (BUILT_IN_FETCH_AND_XOR_N, "__sync_fetch_and_xor",
  84                   BT_FN_VOID_VAR, ATTR_NOTHROW_LEAF_LIST)
  85 DEF_SYNC_BUILTIN (BUILT_IN_FETCH_AND_XOR_1, "__sync_fetch_and_xor_1",
  86                   BT_FN_I1_VPTR_I1, ATTR_NOTHROW_LEAF_LIST)
  87 DEF_SYNC_BUILTIN (BUILT_IN_FETCH_AND_XOR_2, "__sync_fetch_and_xor_2",
  88                   BT_FN_I2_VPTR_I2, ATTR_NOTHROW_LEAF_LIST)
  89 DEF_SYNC_BUILTIN (BUILT_IN_FETCH_AND_XOR_4, "__sync_fetch_and_xor_4",
  90                   BT_FN_I4_VPTR_I4, ATTR_NOTHROW_LEAF_LIST)
  91 DEF_SYNC_BUILTIN (BUILT_IN_FETCH_AND_XOR_8, "__sync_fetch_and_xor_8",
  92                   BT_FN_I8_VPTR_I8, ATTR_NOTHROW_LEAF_LIST)
  93 DEF_SYNC_BUILTIN (BUILT_IN_FETCH_AND_XOR_16, "__sync_fetch_and_xor_16",
  94                   BT_FN_I16_VPTR_I16, ATTR_NOTHROW_LEAF_LIST)
  95
  96 DEF_SYNC_BUILTIN (BUILT_IN_FETCH_AND_NAND_N, "__sync_fetch_and_nand",
  97                   BT_FN_VOID_VAR, ATTR_NOTHROW_LEAF_LIST)
  98 DEF_SYNC_BUILTIN (BUILT_IN_FETCH_AND_NAND_1, "__sync_fetch_and_nand_1",
  99                   BT_FN_I1_VPTR_I1, ATTR_NOTHROW_LEAF_LIST)
 100 DEF_SYNC_BUILTIN (BUILT_IN_FETCH_AND_NAND_2, "__sync_fetch_and_nand_2",
 101                   BT_FN_I2_VPTR_I2, ATTR_NOTHROW_LEAF_LIST)
 102 DEF_SYNC_BUILTIN (BUILT_IN_FETCH_AND_NAND_4, "__sync_fetch_and_nand_4",
 103                   BT_FN_I4_VPTR_I4, ATTR_NOTHROW_LEAF_LIST)
 104 DEF_SYNC_BUILTIN (BUILT_IN_FETCH_AND_NAND_8, "__sync_fetch_and_nand_8",
 105                   BT_FN_I8_VPTR_I8, ATTR_NOTHROW_LEAF_LIST)
 106 DEF_SYNC_BUILTIN (BUILT_IN_FETCH_AND_NAND_16, "__sync_fetch_and_nand_16",
 107                   BT_FN_I16_VPTR_I16, ATTR_NOTHROW_LEAF_LIST)
 108
 109 DEF_SYNC_BUILTIN (BUILT_IN_ADD_AND_FETCH_N, "__sync_add_and_fetch",
 110                   BT_FN_VOID_VAR, ATTR_NOTHROW_LEAF_LIST)
 111 DEF_SYNC_BUILTIN (BUILT_IN_ADD_AND_FETCH_1, "__sync_add_and_fetch_1",
 112                   BT_FN_I1_VPTR_I1, ATTR_NOTHROW_LEAF_LIST)
 113 DEF_SYNC_BUILTIN (BUILT_IN_ADD_AND_FETCH_2, "__sync_add_and_fetch_2",
 114                   BT_FN_I2_VPTR_I2, ATTR_NOTHROW_LEAF_LIST)
 115 DEF_SYNC_BUILTIN (BUILT_IN_ADD_AND_FETCH_4, "__sync_add_and_fetch_4",
 116                   BT_FN_I4_VPTR_I4, ATTR_NOTHROW_LEAF_LIST)
 117 DEF_SYNC_BUILTIN (BUILT_IN_ADD_AND_FETCH_8, "__sync_add_and_fetch_8",
 118                   BT_FN_I8_VPTR_I8, ATTR_NOTHROW_LEAF_LIST)
 119 DEF_SYNC_BUILTIN (BUILT_IN_ADD_AND_FETCH_16, "__sync_add_and_fetch_16",
 120                   BT_FN_I16_VPTR_I16, ATTR_NOTHROW_LEAF_LIST)
 121
 122 DEF_SYNC_BUILTIN (BUILT_IN_SUB_AND_FETCH_N, "__sync_sub_and_fetch",
 123                   BT_FN_VOID_VAR, ATTR_NOTHROW_LEAF_LIST)
 124 DEF_SYNC_BUILTIN (BUILT_IN_SUB_AND_FETCH_1, "__sync_sub_and_fetch_1",
 125                   BT_FN_I1_VPTR_I1, ATTR_NOTHROW_LEAF_LIST)
 126 DEF_SYNC_BUILTIN (BUILT_IN_SUB_AND_FETCH_2, "__sync_sub_and_fetch_2",
 127                   BT_FN_I2_VPTR_I2, ATTR_NOTHROW_LEAF_LIST)
 128 DEF_SYNC_BUILTIN (BUILT_IN_SUB_AND_FETCH_4, "__sync_sub_and_fetch_4",
 129                   BT_FN_I4_VPTR_I4, ATTR_NOTHROW_LEAF_LIST)
 130 DEF_SYNC_BUILTIN (BUILT_IN_SUB_AND_FETCH_8, "__sync_sub_and_fetch_8",
 131                   BT_FN_I8_VPTR_I8, ATTR_NOTHROW_LEAF_LIST)
 132 DEF_SYNC_BUILTIN (BUILT_IN_SUB_AND_FETCH_16, "__sync_sub_and_fetch_16",
 133                   BT_FN_I16_VPTR_I16, ATTR_NOTHROW_LEAF_LIST)
 134
 135 DEF_SYNC_BUILTIN (BUILT_IN_OR_AND_FETCH_N, "__sync_or_and_fetch",
 136                   BT_FN_VOID_VAR, ATTR_NOTHROW_LEAF_LIST)
 137 DEF_SYNC_BUILTIN (BUILT_IN_OR_AND_FETCH_1, "__sync_or_and_fetch_1",
 138                   BT_FN_I1_VPTR_I1, ATTR_NOTHROW_LEAF_LIST)
 139 DEF_SYNC_BUILTIN (BUILT_IN_OR_AND_FETCH_2, "__sync_or_and_fetch_2",
 140                   BT_FN_I2_VPTR_I2, ATTR_NOTHROW_LEAF_LIST)
 141 DEF_SYNC_BUILTIN (BUILT_IN_OR_AND_FETCH_4, "__sync_or_and_fetch_4",
 142                   BT_FN_I4_VPTR_I4, ATTR_NOTHROW_LEAF_LIST)
 143 DEF_SYNC_BUILTIN (BUILT_IN_OR_AND_FETCH_8, "__sync_or_and_fetch_8",
 144                   BT_FN_I8_VPTR_I8, ATTR_NOTHROW_LEAF_LIST)
 145 DEF_SYNC_BUILTIN (BUILT_IN_OR_AND_FETCH_16, "__sync_or_and_fetch_16",
 146                   BT_FN_I16_VPTR_I16, ATTR_NOTHROW_LEAF_LIST)
 147
 148 DEF_SYNC_BUILTIN (BUILT_IN_AND_AND_FETCH_N, "__sync_and_and_fetch",
 149                   BT_FN_VOID_VAR, ATTR_NOTHROW_LEAF_LIST)
 150 DEF_SYNC_BUILTIN (BUILT_IN_AND_AND_FETCH_1, "__sync_and_and_fetch_1",
 151                   BT_FN_I1_VPTR_I1, ATTR_NOTHROW_LEAF_LIST)
 152 DEF_SYNC_BUILTIN (BUILT_IN_AND_AND_FETCH_2, "__sync_and_and_fetch_2",
 153                   BT_FN_I2_VPTR_I2, ATTR_NOTHROW_LEAF_LIST)
 154 DEF_SYNC_BUILTIN (BUILT_IN_AND_AND_FETCH_4, "__sync_and_and_fetch_4",
 155                   BT_FN_I4_VPTR_I4, ATTR_NOTHROW_LEAF_LIST)
 156 DEF_SYNC_BUILTIN (BUILT_IN_AND_AND_FETCH_8, "__sync_and_and_fetch_8",
 157                   BT_FN_I8_VPTR_I8, ATTR_NOTHROW_LEAF_LIST)
 158 DEF_SYNC_BUILTIN (BUILT_IN_AND_AND_FETCH_16, "__sync_and_and_fetch_16",
 159                   BT_FN_I16_VPTR_I16, ATTR_NOTHROW_LEAF_LIST)
 160
 161 DEF_SYNC_BUILTIN (BUILT_IN_XOR_AND_FETCH_N, "__sync_xor_and_fetch",
 162                   BT_FN_VOID_VAR, ATTR_NOTHROW_LEAF_LIST)
 163 DEF_SYNC_BUILTIN (BUILT_IN_XOR_AND_FETCH_1, "__sync_xor_and_fetch_1",
 164                   BT_FN_I1_VPTR_I1, ATTR_NOTHROW_LEAF_LIST)
 165 DEF_SYNC_BUILTIN (BUILT_IN_XOR_AND_FETCH_2, "__sync_xor_and_fetch_2",
 166                   BT_FN_I2_VPTR_I2, ATTR_NOTHROW_LEAF_LIST)
 167 DEF_SYNC_BUILTIN (BUILT_IN_XOR_AND_FETCH_4, "__sync_xor_and_fetch_4",
 168                   BT_FN_I4_VPTR_I4, ATTR_NOTHROW_LEAF_LIST)
 169 DEF_SYNC_BUILTIN (BUILT_IN_XOR_AND_FETCH_8, "__sync_xor_and_fetch_8",
 170                   BT_FN_I8_VPTR_I8, ATTR_NOTHROW_LEAF_LIST)
 171 DEF_SYNC_BUILTIN (BUILT_IN_XOR_AND_FETCH_16, "__sync_xor_and_fetch_16",
 172                   BT_FN_I16_VPTR_I16, ATTR_NOTHROW_LEAF_LIST)
 173
 174 DEF_SYNC_BUILTIN (BUILT_IN_NAND_AND_FETCH_N, "__sync_nand_and_fetch",
 175                   BT_FN_VOID_VAR, ATTR_NOTHROW_LEAF_LIST)
 176 DEF_SYNC_BUILTIN (BUILT_IN_NAND_AND_FETCH_1, "__sync_nand_and_fetch_1",
 177                   BT_FN_I1_VPTR_I1, ATTR_NOTHROW_LEAF_LIST)
 178 DEF_SYNC_BUILTIN (BUILT_IN_NAND_AND_FETCH_2, "__sync_nand_and_fetch_2",
 179                   BT_FN_I2_VPTR_I2, ATTR_NOTHROW_LEAF_LIST)
 180 DEF_SYNC_BUILTIN (BUILT_IN_NAND_AND_FETCH_4, "__sync_nand_and_fetch_4",
 181                   BT_FN_I4_VPTR_I4, ATTR_NOTHROW_LEAF_LIST)
 182 DEF_SYNC_BUILTIN (BUILT_IN_NAND_AND_FETCH_8, "__sync_nand_and_fetch_8",
 183                   BT_FN_I8_VPTR_I8, ATTR_NOTHROW_LEAF_LIST)
 184 DEF_SYNC_BUILTIN (BUILT_IN_NAND_AND_FETCH_16, "__sync_nand_and_fetch_16",
 185                   BT_FN_I16_VPTR_I16, ATTR_NOTHROW_LEAF_LIST)
 186
 187 DEF_SYNC_BUILTIN (BUILT_IN_BOOL_COMPARE_AND_SWAP_N,
 188                   "__sync_bool_compare_and_swap",
 189                   BT_FN_VOID_VAR, ATTR_NOTHROW_LEAF_LIST)
 190 DEF_SYNC_BUILTIN (BUILT_IN_BOOL_COMPARE_AND_SWAP_1,
 191                   "__sync_bool_compare_and_swap_1",
 192                   BT_FN_BOOL_VPTR_I1_I1, ATTR_NOTHROW_LEAF_LIST)
 193 DEF_SYNC_BUILTIN (BUILT_IN_BOOL_COMPARE_AND_SWAP_2,
 194                   "__sync_bool_compare_and_swap_2",
 195                   BT_FN_BOOL_VPTR_I2_I2, ATTR_NOTHROW_LEAF_LIST)
 196 DEF_SYNC_BUILTIN (BUILT_IN_BOOL_COMPARE_AND_SWAP_4,
 197                   "__sync_bool_compare_and_swap_4",
 198                   BT_FN_BOOL_VPTR_I4_I4, ATTR_NOTHROW_LEAF_LIST)
 199 DEF_SYNC_BUILTIN (BUILT_IN_BOOL_COMPARE_AND_SWAP_8,
 200                   "__sync_bool_compare_and_swap_8",
 201                   BT_FN_BOOL_VPTR_I8_I8, ATTR_NOTHROW_LEAF_LIST)
 202 DEF_SYNC_BUILTIN (BUILT_IN_BOOL_COMPARE_AND_SWAP_16,
 203                   "__sync_bool_compare_and_swap_16",
 204                   BT_FN_BOOL_VPTR_I16_I16, ATTR_NOTHROW_LEAF_LIST)
 205
 206 DEF_SYNC_BUILTIN (BUILT_IN_VAL_COMPARE_AND_SWAP_N,
 207                   "__sync_val_compare_and_swap",
 208                   BT_FN_VOID_VAR, ATTR_NOTHROW_LEAF_LIST)
 209 DEF_SYNC_BUILTIN (BUILT_IN_VAL_COMPARE_AND_SWAP_1,
 210                   "__sync_val_compare_and_swap_1",
 211                   BT_FN_I1_VPTR_I1_I1, ATTR_NOTHROW_LEAF_LIST)
 212 DEF_SYNC_BUILTIN (BUILT_IN_VAL_COMPARE_AND_SWAP_2,
 213                   "__sync_val_compare_and_swap_2",
 214                   BT_FN_I2_VPTR_I2_I2, ATTR_NOTHROW_LEAF_LIST)
 215 DEF_SYNC_BUILTIN (BUILT_IN_VAL_COMPARE_AND_SWAP_4,
 216                   "__sync_val_compare_and_swap_4",
 217                   BT_FN_I4_VPTR_I4_I4, ATTR_NOTHROW_LEAF_LIST)
 218 DEF_SYNC_BUILTIN (BUILT_IN_VAL_COMPARE_AND_SWAP_8,
 219                   "__sync_val_compare_and_swap_8",
 220                   BT_FN_I8_VPTR_I8_I8, ATTR_NOTHROW_LEAF_LIST)
 221 DEF_SYNC_BUILTIN (BUILT_IN_VAL_COMPARE_AND_SWAP_16,
 222                   "__sync_val_compare_and_swap_16",
 223                   BT_FN_I16_VPTR_I16_I16, ATTR_NOTHROW_LEAF_LIST)
 224
 225 DEF_SYNC_BUILTIN (BUILT_IN_LOCK_TEST_AND_SET_N, "__sync_lock_test_and_set",
 226                   BT_FN_VOID_VAR, ATTR_NOTHROW_LEAF_LIST)
 227 DEF_SYNC_BUILTIN (BUILT_IN_LOCK_TEST_AND_SET_1, "__sync_lock_test_and_set_1",
 228                   BT_FN_I1_VPTR_I1, ATTR_NOTHROW_LEAF_LIST)
 229 DEF_SYNC_BUILTIN (BUILT_IN_LOCK_TEST_AND_SET_2, "__sync_lock_test_and_set_2",
 230                   BT_FN_I2_VPTR_I2, ATTR_NOTHROW_LEAF_LIST)
 231 DEF_SYNC_BUILTIN (BUILT_IN_LOCK_TEST_AND_SET_4, "__sync_lock_test_and_set_4",
 232                   BT_FN_I4_VPTR_I4, ATTR_NOTHROW_LEAF_LIST)
 233 DEF_SYNC_BUILTIN (BUILT_IN_LOCK_TEST_AND_SET_8, "__sync_lock_test_and_set_8",
 234                   BT_FN_I8_VPTR_I8, ATTR_NOTHROW_LEAF_LIST)
 235 DEF_SYNC_BUILTIN (BUILT_IN_LOCK_TEST_AND_SET_16, "__sync_lock_test_and_set_16",
 236                   BT_FN_I16_VPTR_I16, ATTR_NOTHROW_LEAF_LIST)
 237
 238 DEF_SYNC_BUILTIN (BUILT_IN_LOCK_RELEASE_N, "__sync_lock_release",
 239                   BT_FN_VOID_VAR, ATTR_NOTHROW_LEAF_LIST)
 240 DEF_SYNC_BUILTIN (BUILT_IN_LOCK_RELEASE_1, "__sync_lock_release_1",
 241                   BT_FN_VOID_VPTR, ATTR_NOTHROW_LEAF_LIST)
 242 DEF_SYNC_BUILTIN (BUILT_IN_LOCK_RELEASE_2, "__sync_lock_release_2",
 243                   BT_FN_VOID_VPTR, ATTR_NOTHROW_LEAF_LIST)
 244 DEF_SYNC_BUILTIN (BUILT_IN_LOCK_RELEASE_4, "__sync_lock_release_4",
 245                   BT_FN_VOID_VPTR, ATTR_NOTHROW_LEAF_LIST)
 246 DEF_SYNC_BUILTIN (BUILT_IN_LOCK_RELEASE_8, "__sync_lock_release_8",
 247                   BT_FN_VOID_VPTR, ATTR_NOTHROW_LEAF_LIST)
 248 DEF_SYNC_BUILTIN (BUILT_IN_LOCK_RELEASE_16, "__sync_lock_release_16",
 249                   BT_FN_VOID_VPTR, ATTR_NOTHROW_LEAF_LIST)
 250
 251 DEF_SYNC_BUILTIN (BUILT_IN_SYNCHRONIZE, "__sync_synchronize",
 252                   BT_FN_VOID, ATTR_NOTHROW_LEAF_LIST)