sdk/build-tools/25.0.2/renderscript/clang-include/htmxlintrin.h

   1 /*===---- htmxlintrin.h - XL compiler HTM execution intrinsics-------------===*\
   2  *
   3  * Permission is hereby granted, free of charge, to any person obtaining a copy
   4  * of this software and associated documentation files (the "Software"), to deal
   5  * in the Software without restriction, including without limitation the rights
   6  * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
   7  * copies of the Software, and to permit persons to whom the Software is
   8  * furnished to do so, subject to the following conditions:
   9  *
  10  * The above copyright notice and this permission notice shall be included in
  11  * all copies or substantial portions of the Software.
  12  *
  13  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  14  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  15  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
  16  * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  17  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
  18  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
  19  * THE SOFTWARE.
  20  *
  21 \*===----------------------------------------------------------------------===*/
  22
  23 #ifndef __HTMXLINTRIN_H
  24 #define __HTMXLINTRIN_H
  25
  26 #ifndef __HTM__
  27 #error "HTM instruction set not enabled"
  28 #endif
  29
  30 #include <htmintrin.h>
  31
  32 #ifdef __powerpc__
  33
  34 #ifdef __cplusplus
  35 extern "C" {
  36 #endif
  37
  38 #define _TEXASR_PTR(TM_BUF) \
  39   ((texasr_t *)((TM_BUF)+0))
  40 #define _TEXASRU_PTR(TM_BUF) \
  41   ((texasru_t *)((TM_BUF)+0))
  42 #define _TEXASRL_PTR(TM_BUF) \
  43   ((texasrl_t *)((TM_BUF)+4))
  44 #define _TFIAR_PTR(TM_BUF) \
  45   ((tfiar_t *)((TM_BUF)+8))
  46
  47 typedef char TM_buff_type[16];
  48
  49 /* This macro can be used to determine whether a transaction was successfully
  50    started from the __TM_begin() and __TM_simple_begin() intrinsic functions
  51    below.  */
  52 #define _HTM_TBEGIN_STARTED     1
  53
  54 extern __inline long
  55 __attribute__ ((__gnu_inline__, __always_inline__, __artificial__))
  56 __TM_simple_begin (void)
  57 {
  58   if (__builtin_expect (__builtin_tbegin (0), 1))
  59     return _HTM_TBEGIN_STARTED;
  60   return 0;
  61 }
  62
  63 extern __inline long
  64 __attribute__ ((__gnu_inline__, __always_inline__, __artificial__))
  65 __TM_begin (void* const TM_buff)
  66 {
  67   *_TEXASRL_PTR (TM_buff) = 0;
  68   if (__builtin_expect (__builtin_tbegin (0), 1))
  69     return _HTM_TBEGIN_STARTED;
  70 #ifdef __powerpc64__
  71   *_TEXASR_PTR (TM_buff) = __builtin_get_texasr ();
  72 #else
  73   *_TEXASRU_PTR (TM_buff) = __builtin_get_texasru ();
  74   *_TEXASRL_PTR (TM_buff) = __builtin_get_texasr ();
  75 #endif
  76   *_TFIAR_PTR (TM_buff) = __builtin_get_tfiar ();
  77   return 0;
  78 }
  79
  80 extern __inline long
  81 __attribute__ ((__gnu_inline__, __always_inline__, __artificial__))
  82 __TM_end (void)
  83 {
  84   if (__builtin_expect (__builtin_tend (0), 1))
  85     return 1;
  86   return 0;
  87 }
  88
  89 extern __inline void
  90 __attribute__ ((__gnu_inline__, __always_inline__, __artificial__))
  91 __TM_abort (void)
  92 {
  93   __builtin_tabort (0);
  94 }
  95
  96 extern __inline void
  97 __attribute__ ((__gnu_inline__, __always_inline__, __artificial__))
  98 __TM_named_abort (unsigned char const code)
  99 {
 100   __builtin_tabort (code);
 101 }
 102
 103 extern __inline void
 104 __attribute__ ((__gnu_inline__, __always_inline__, __artificial__))
 105 __TM_resume (void)
 106 {
 107   __builtin_tresume ();
 108 }
 109
 110 extern __inline void
 111 __attribute__ ((__gnu_inline__, __always_inline__, __artificial__))
 112 __TM_suspend (void)
 113 {
 114   __builtin_tsuspend ();
 115 }
 116
 117 extern __inline long
 118 __attribute__ ((__gnu_inline__, __always_inline__, __artificial__))
 119 __TM_is_user_abort (void* const TM_buff)
 120 {
 121   texasru_t texasru = *_TEXASRU_PTR (TM_buff);
 122   return _TEXASRU_ABORT (texasru);
 123 }
 124
 125 extern __inline long
 126 __attribute__ ((__gnu_inline__, __always_inline__, __artificial__))
 127 __TM_is_named_user_abort (void* const TM_buff, unsigned char *code)
 128 {
 129   texasru_t texasru = *_TEXASRU_PTR (TM_buff);
 130
 131   *code = _TEXASRU_FAILURE_CODE (texasru);
 132   return _TEXASRU_ABORT (texasru);
 133 }
 134
 135 extern __inline long
 136 __attribute__ ((__gnu_inline__, __always_inline__, __artificial__))
 137 __TM_is_illegal (void* const TM_buff)
 138 {
 139   texasru_t texasru = *_TEXASRU_PTR (TM_buff);
 140   return _TEXASRU_DISALLOWED (texasru);
 141 }
 142
 143 extern __inline long
 144 __attribute__ ((__gnu_inline__, __always_inline__, __artificial__))
 145 __TM_is_footprint_exceeded (void* const TM_buff)
 146 {
 147   texasru_t texasru = *_TEXASRU_PTR (TM_buff);
 148   return _TEXASRU_FOOTPRINT_OVERFLOW (texasru);
 149 }
 150
 151 extern __inline long
 152 __attribute__ ((__gnu_inline__, __always_inline__, __artificial__))
 153 __TM_nesting_depth (void* const TM_buff)
 154 {
 155   texasrl_t texasrl;
 156
 157   if (_HTM_STATE (__builtin_ttest ()) == _HTM_NONTRANSACTIONAL)
 158     {
 159       texasrl = *_TEXASRL_PTR (TM_buff);
 160       if (!_TEXASR_FAILURE_SUMMARY (texasrl))
 161         texasrl = 0;
 162     }
 163   else
 164     texasrl = (texasrl_t) __builtin_get_texasr ();
 165
 166   return _TEXASR_TRANSACTION_LEVEL (texasrl);
 167 }
 168
 169 extern __inline long
 170 __attribute__ ((__gnu_inline__, __always_inline__, __artificial__))
 171 __TM_is_nested_too_deep(void* const TM_buff)
 172 {
 173   texasru_t texasru = *_TEXASRU_PTR (TM_buff);
 174   return _TEXASRU_NESTING_OVERFLOW (texasru);
 175 }
 176
 177 extern __inline long
 178 __attribute__ ((__gnu_inline__, __always_inline__, __artificial__))
 179 __TM_is_conflict(void* const TM_buff)
 180 {
 181   texasru_t texasru = *_TEXASRU_PTR (TM_buff);
 182   /* Return TEXASR bits 11 (Self-Induced Conflict) through
 183      14 (Translation Invalidation Conflict).  */
 184   return (_TEXASRU_EXTRACT_BITS (texasru, 14, 4)) ? 1 : 0;
 185 }
 186
 187 extern __inline long
 188 __attribute__ ((__gnu_inline__, __always_inline__, __artificial__))
 189 __TM_is_failure_persistent(void* const TM_buff)
 190 {
 191   texasru_t texasru = *_TEXASRU_PTR (TM_buff);
 192   return _TEXASRU_FAILURE_PERSISTENT (texasru);
 193 }
 194
 195 extern __inline long
 196 __attribute__ ((__gnu_inline__, __always_inline__, __artificial__))
 197 __TM_failure_address(void* const TM_buff)
 198 {
 199   return *_TFIAR_PTR (TM_buff);
 200 }
 201
 202 extern __inline long long
 203 __attribute__ ((__gnu_inline__, __always_inline__, __artificial__))
 204 __TM_failure_code(void* const TM_buff)
 205 {
 206   return *_TEXASR_PTR (TM_buff);
 207 }
 208
 209 #ifdef __cplusplus
 210 }
 211 #endif
 212
 213 #endif /* __powerpc__ */
 214
 215 #ifdef __s390__
 216
 217 #include <stdint.h>
 218
 219 /* These intrinsics are being made available for compatibility with
 220    the IBM XL compiler.  For documentation please see the "z/OS XL
 221    C/C++ Programming Guide" publically available on the web.  */
 222
 223 static __inline long __attribute__((__always_inline__, __nodebug__))
 224 __TM_simple_begin ()
 225 {
 226   return __builtin_tbegin_nofloat (0);
 227 }
 228
 229 static __inline long __attribute__((__always_inline__, __nodebug__))
 230 __TM_begin (void* const tdb)
 231 {
 232   return __builtin_tbegin_nofloat (tdb);
 233 }
 234
 235 static __inline long __attribute__((__always_inline__, __nodebug__))
 236 __TM_end ()
 237 {
 238   return __builtin_tend ();
 239 }
 240
 241 static __inline void __attribute__((__always_inline__))
 242 __TM_abort ()
 243 {
 244   return __builtin_tabort (_HTM_FIRST_USER_ABORT_CODE);
 245 }
 246
 247 static __inline void __attribute__((__always_inline__, __nodebug__))
 248 __TM_named_abort (unsigned char const code)
 249 {
 250   return __builtin_tabort ((int)_HTM_FIRST_USER_ABORT_CODE + code);
 251 }
 252
 253 static __inline void __attribute__((__always_inline__, __nodebug__))
 254 __TM_non_transactional_store (void* const addr, long long const value)
 255 {
 256   __builtin_non_tx_store ((uint64_t*)addr, (uint64_t)value);
 257 }
 258
 259 static __inline long __attribute__((__always_inline__, __nodebug__))
 260 __TM_nesting_depth (void* const tdb_ptr)
 261 {
 262   int depth = __builtin_tx_nesting_depth ();
 263   struct __htm_tdb *tdb = (struct __htm_tdb*)tdb_ptr;
 264
 265   if (depth != 0)
 266     return depth;
 267
 268   if (tdb->format != 1)
 269     return 0;
 270   return tdb->nesting_depth;
 271 }
 272
 273 /* Transaction failure diagnostics */
 274
 275 static __inline long __attribute__((__always_inline__, __nodebug__))
 276 __TM_is_user_abort (void* const tdb_ptr)
 277 {
 278   struct __htm_tdb *tdb = (struct __htm_tdb*)tdb_ptr;
 279
 280   if (tdb->format != 1)
 281     return 0;
 282
 283   return !!(tdb->abort_code >= _HTM_FIRST_USER_ABORT_CODE);
 284 }
 285
 286 static __inline long __attribute__((__always_inline__, __nodebug__))
 287 __TM_is_named_user_abort (void* const tdb_ptr, unsigned char* code)
 288 {
 289   struct __htm_tdb *tdb = (struct __htm_tdb*)tdb_ptr;
 290
 291   if (tdb->format != 1)
 292     return 0;
 293
 294   if (tdb->abort_code >= _HTM_FIRST_USER_ABORT_CODE)
 295     {
 296       *code = tdb->abort_code - _HTM_FIRST_USER_ABORT_CODE;
 297       return 1;
 298     }
 299   return 0;
 300 }
 301
 302 static __inline long __attribute__((__always_inline__, __nodebug__))
 303 __TM_is_illegal (void* const tdb_ptr)
 304 {
 305   struct __htm_tdb *tdb = (struct __htm_tdb*)tdb_ptr;
 306
 307   return (tdb->format == 1
 308           && (tdb->abort_code == 4 /* unfiltered program interruption */
 309               || tdb->abort_code == 11 /* restricted instruction */));
 310 }
 311
 312 static __inline long __attribute__((__always_inline__, __nodebug__))
 313 __TM_is_footprint_exceeded (void* const tdb_ptr)
 314 {
 315   struct __htm_tdb *tdb = (struct __htm_tdb*)tdb_ptr;
 316
 317   return (tdb->format == 1
 318           && (tdb->abort_code == 7 /* fetch overflow */
 319               || tdb->abort_code == 8 /* store overflow */));
 320 }
 321
 322 static __inline long __attribute__((__always_inline__, __nodebug__))
 323 __TM_is_nested_too_deep (void* const tdb_ptr)
 324 {
 325   struct __htm_tdb *tdb = (struct __htm_tdb*)tdb_ptr;
 326
 327   return tdb->format == 1 && tdb->abort_code == 13; /* depth exceeded */
 328 }
 329
 330 static __inline long __attribute__((__always_inline__, __nodebug__))
 331 __TM_is_conflict (void* const tdb_ptr)
 332 {
 333   struct __htm_tdb *tdb = (struct __htm_tdb*)tdb_ptr;
 334
 335   return (tdb->format == 1
 336           && (tdb->abort_code == 9 /* fetch conflict */
 337               || tdb->abort_code == 10 /* store conflict */));
 338 }
 339
 340 static __inline long __attribute__((__always_inline__, __nodebug__))
 341 __TM_is_failure_persistent (long const result)
 342 {
 343   return result == _HTM_TBEGIN_PERSISTENT;
 344 }
 345
 346 static __inline long __attribute__((__always_inline__, __nodebug__))
 347 __TM_failure_address (void* const tdb_ptr)
 348 {
 349   struct __htm_tdb *tdb = (struct __htm_tdb*)tdb_ptr;
 350   return tdb->atia;
 351 }
 352
 353 static __inline long __attribute__((__always_inline__, __nodebug__))
 354 __TM_failure_code (void* const tdb_ptr)
 355 {
 356   struct __htm_tdb *tdb = (struct __htm_tdb*)tdb_ptr;
 357
 358   return tdb->abort_code;
 359 }
 360
 361 #endif /* __s390__ */
 362
 363 #endif /* __HTMXLINTRIN_H  */