Robust/src/Runtime/multicoreruntime.h

   1 #ifndef MULTICORE_RUNTIME
   2 #define MULTICORE_RUNTIME
   3
   4 #ifndef INLINE
   5 #define INLINE    inline __attribute__((always_inline))
   6 #endif
   7
   8 #ifndef bool
   9 #define bool int
  10 #define true 1
  11 #define false 0
  12 #endif
  13
  14 ////////////////////////////////////////////////////////////////
  15 // global variables                                          //
  16 ///////////////////////////////////////////////////////////////
  17
  18 // record the starting time
  19 unsigned long long bamboo_start_time;
  20
  21 // data structures for msgs
  22 #define BAMBOO_OUT_BUF_LENGTH 3000
  23 #define BAMBOO_MSG_BUF_LENGTH 3000
  24 int msgdata[BAMBOO_MSG_BUF_LENGTH];
  25 int msgdataindex;
  26 int msgdatalast;
  27 int msglength;
  28 volatile bool msgdatafull;
  29 int outmsgdata[BAMBOO_OUT_BUF_LENGTH];
  30 int outmsgindex;
  31 int outmsglast;
  32 int outmsgleft;
  33 volatile bool isMsgHanging;
  34 volatile bool isMsgSending;
  35
  36 #define MSG_INDEXINC_I() \
  37         msgdataindex = (msgdataindex + 1) % (BAMBOO_MSG_BUF_LENGTH)
  38
  39 #define MSG_LASTINDEXINC_I() \
  40         msgdatalast = (msgdatalast + 1) % (BAMBOO_MSG_BUF_LENGTH)
  41
  42 #define MSG_CACHE_I(n) \
  43         msgdata[msgdatalast] = (n); \
  44   MSG_LASTINDEXINC_I()
  45
  46 // NOTE: if msgdataindex == msgdatalast, it always means that the buffer if
  47 //       full. In the case that the buffer is empty, should never call this
  48 //       MACRO
  49 #define MSG_REMAINSIZE_I(s) \
  50         if(msgdataindex < msgdatalast) { \
  51                 (*(int*)s) = msgdatalast - msgdataindex; \
  52         } else if((msgdataindex == msgdatalast) && (!msgdatafull)) {\
  53                 (*(int*)s) = 0; \
  54         }       else { \
  55                 (*(int*)s) = (BAMBOO_MSG_BUF_LENGTH) - msgdataindex + msgdatalast; \
  56         }
  57
  58 #define OUTMSG_INDEXINC() \
  59         outmsgindex = (outmsgindex + 1) % (BAMBOO_OUT_BUF_LENGTH)
  60
  61 #define OUTMSG_LASTINDEXINC() \
  62         outmsglast = (outmsglast + 1) % (BAMBOO_OUT_BUF_LENGTH); \
  63         if(outmsglast == outmsgindex) { \
  64                 BAMBOO_EXIT(0xdd01); \
  65         }
  66
  67 #define OUTMSG_CACHE(n) \
  68         outmsgdata[outmsglast] = (n); \
  69   OUTMSG_LASTINDEXINC();
  70
  71 #define MAX_PACKET_WORDS 5
  72
  73 /* Message format:
  74  *      type + Msgbody
  75  * type: 1 -- transfer object
  76  *       2 -- transfer stall msg
  77  *       3 -- lock request
  78  *       4 -- lock grount
  79  *       5 -- lock deny
  80  *       6 -- lock release
  81  *       // add for profile info
  82  *       7 -- transfer profile output msg
  83  *       8 -- transfer profile output finish msg
  84  *       // add for alias lock strategy
  85  *       9 -- redirect lock request
  86  *       a -- lock grant with redirect info
  87  *       b -- lock deny with redirect info
  88  *       c -- lock release with redirect info
  89  *       d -- status confirm request
  90  *       e -- status report msg
  91  *       f -- terminate
  92  *      10 -- requiring for new memory
  93  *      11 -- response for new memory request
  94  *      12 -- GC init phase start
  95  *      13 -- GC start
  96  *      14 -- compact phase start
  97  *      15 -- flush phase start
  98  *      16 -- init phase finish
  99  *      17 -- mark phase finish
 100  *      18 -- compact phase finish
 101  *      19 -- flush phase finish
 102  *      1a -- GC finish
 103  *      1b -- marked phase finish confirm request
 104  *      1c -- marked phase finish confirm response
 105  *      1d -- markedObj msg
 106  *      1e -- start moving objs msg
 107  *      1f -- ask for mapping info of a markedObj
 108  *      20 -- mapping info of a markedObj
 109  *      21 -- large objs info request
 110  *      22 -- large objs info response
 111  *      23 -- large objs mapping info
 112  *
 113  * ObjMsg: 1 + size of msg + obj's address + (task index + param index)+
 114  * StallMsg: 2 + corenum + sendobjs + receiveobjs
 115  *             (size is always 4 * sizeof(int))
 116  * LockMsg: 3 + lock type + obj pointer + lock + request core
 117  *            (size is always 5 * sizeof(int))
 118  *          4/5/6 + lock type + obj pointer + lock
 119  *            (size is always 4 * sizeof(int))
 120  *          9 + lock type + obj pointer +  redirect lock + root request core
 121  *            + request core
 122  *            (size is always 6 * sizeof(int))
 123  *          a/b + lock type + obj pointer + redirect lock
 124  *              (size is always 4 * sizeof(int))
 125  *          c + lock type + lock + redirect lock
 126  *            (size is always 4 * sizeof(int))
 127  *          lock type: 0 -- read; 1 -- write
 128  * ProfileMsg: 7 + totalexetime
 129  *               (size is always 2 * sizeof(int))
 130  *             8 + corenum
 131  *               (size is always 2 * sizeof(int))
 132  * StatusMsg: d (size is always 1 * sizeof(int))
 133  *            e + status + corenum + sendobjs + receiveobjs
 134  *              (size is always 5 * sizeof(int))
 135  *            status: 0 -- stall; 1 -- busy
 136  * TerminateMsg: f (size is always 1 * sizeof(int)
 137  * MemoryMsg: 10 + size + corenum
 138  *              (size is always 3 * sizeof(int))
 139  *           11 + base_va + size
 140  *              (size is always 3 * sizeof(int))
 141  * GCMsg: 12/13 (size is always 1 * sizeof(int))
 142  *        14 + size of msg + (num of objs to move + (start address
 143  *           + end address + dst core + start dst)+)?
 144  *           + (num of incoming objs + (start dst + orig core)+)?
 145  *           + (num of large obj lists + (start address + lenght
 146  *           + start dst)+)?
 147  *        15 (size is always 1 * sizeof(int))
 148  *        16 + corenum
 149  *           (size is always 2 * sizeof(int))
 150  *        17 + corenum + gcsendobjs + gcreceiveobjs
 151  *           (size if always 4 * sizeof(int))
 152  *        18 + corenum + fulfilled blocks num + (finish compact(1) + current
 153  *           heap top)/(need mem(0) + mem need)
 154  *           size is always 5 * sizeof(int))
 155  *        19 + corenum
 156  *              (size is always 2 * sizeof(int))
 157  *        1a (size is always 1 * sizeof(int))
 158  *        1b (size if always 1 * sizeof(int))
 159  *        1c + size of msg + corenum + gcsendobjs + gcreceiveobjs
 160  *           (size is always 5 * sizeof(int))
 161  *        1d + obj's address
 162  *           (size is always 2 * sizeof(int))
 163  *        1e + corenum + start addr + end addr
 164  *           (size if always 4 * sizeof(int))
 165  *        1f + obj's address + corenum
 166  *           (size is always 3 * sizeof(int))
 167  *        20 + obj's address + dst address
 168  *           (size if always 3 * sizeof(int))
 169  *        21 (size is always 1 * sizeof(int))
 170  *        22 + size of msg + corenum + current heap size
 171  *           + (num of large obj lists + (start address + length)+)?
 172  *        23 + orig large obj ptr + new large obj ptr
 173  *            (size is always 3 * sizeof(int))
 174  */
 175 typedef enum {
 176         MSGSTART = 0xD0, // 0xD0
 177         TRANSOBJ,        // 0xD1
 178         TRANSTALL,       // 0xD2
 179         LOCKREQUEST,     // 0xD3
 180         LOCKGROUNT,      // 0xD4
 181         LOCKDENY,        // 0xD5
 182         LOCKRELEASE,     // 0xD6
 183         PROFILEOUTPUT,   // 0xD7
 184         PROFILEFINISH,   // 0xD8
 185         REDIRECTLOCK,    // 0xD9
 186         REDIRECTGROUNT,  // 0xDa
 187         REDIRECTDENY,    // 0xDb
 188         REDIRECTRELEASE, // 0xDc
 189         STATUSCONFIRM,   // 0xDd
 190         STATUSREPORT,    // 0xDe
 191         TERMINATE,       // 0xDf
 192         MEMREQUEST,      // 0xE0
 193         MEMRESPONSE,     // 0xE1
 194 #ifdef MULTICORE_GC
 195         GCSTARTINIT,     // 0xE2
 196         GCSTART,         // 0xE3
 197         GCSTARTCOMPACT,  // 0xE4
 198         GCSTARTFLUSH,    // 0xE5
 199         GCFINISHINIT,    // 0xE6
 200         GCFINISHMARK,    // 0xE7
 201         GCFINISHCOMPACT, // 0xE8
 202         GCFINISHFLUSH,   // 0xE9
 203         GCFINISH,        // 0xEa
 204         GCMARKCONFIRM,   // 0xEb
 205         GCMARKREPORT,    // 0xEc
 206         GCMARKEDOBJ,     // 0xEd
 207         GCMOVESTART,     // 0xEe
 208         GCMAPREQUEST,    // 0xEf
 209         GCMAPINFO,       // 0xF0
 210         GCLOBJREQUEST,   // 0xF1
 211         GCLOBJINFO,      // 0xF2
 212         GCLOBJMAPPING,   // 0xF3
 213 #endif
 214         MSGEND
 215 } MSGTYPE;
 216
 217 /////////////////////////////////////////////////////////////////////////////////
 218 // NOTE: BAMBOO_TOTALCORE -- number of the available cores in the processor.
 219 //                           No greater than the number of all the cores in
 220 //                           the processor
 221 //       NUMCORES -- number of cores chosen to deploy the application. It can
 222 //                   be greater than that required to fully parallelize the
 223 //                   application. The same as NUMCORES.
 224 //       NUMCORESACTIVE -- number of cores that really execute the
 225 //                         application. No greater than NUMCORES
 226 //       NUMCORES4GC -- number of cores for gc. No greater than NUMCORES.
 227 //                      NOTE: currently only support ontinuous cores as gc
 228 //                            cores, i.e. 0~NUMCORES4GC-1
 229 ////////////////////////////////////////////////////////////////////////////////
 230 // data structures of status for termination
 231 // only check working cores
 232 volatile int corestatus[NUMCORESACTIVE]; // records status of each core
 233                                          // 1: running tasks
 234                                          // 0: stall
 235 volatile int numsendobjs[NUMCORESACTIVE]; // records how many objects a core
 236                                           // has sent out
 237 volatile int numreceiveobjs[NUMCORESACTIVE]; // records how many objects a
 238                                              // core has received
 239 volatile int numconfirm;
 240 volatile bool waitconfirm;
 241 bool busystatus;
 242 int self_numsendobjs;
 243 int self_numreceiveobjs;
 244
 245 // get rid of lock msgs for GC version
 246 #ifndef MULTICORE_GC
 247 // data structures for locking
 248 struct RuntimeHash locktable;
 249 static struct RuntimeHash* locktbl = &locktable;
 250 struct RuntimeHash * lockRedirectTbl;
 251 struct RuntimeHash * objRedirectLockTbl;
 252 #endif
 253 struct LockValue {
 254         int redirectlock;
 255         int value;
 256 };
 257 int lockobj;
 258 int lock2require;
 259 int lockresult;
 260 bool lockflag;
 261
 262 // data structures for waiting objs
 263 struct Queue objqueue;
 264 struct Queue * totransobjqueue; // queue to hold objs to be transferred
 265                                 // should be cleared whenever enter a task
 266
 267 // data structures for shared memory allocation
 268 #ifdef TILERA_BME
 269 #define BAMBOO_BASE_VA 0xd000000
 270 #elif defined TILERA_ZLINUX
 271 #ifdef MULTICORE_GC
 272 #define BAMBOO_BASE_VA 0xd000000
 273 #endif // MULTICORE_GC
 274 #endif // TILERA_BME
 275 #ifdef GC_DEBUG
 276 #include "structdefs.h"
 277 #define BAMBOO_NUM_PAGES (NUMCORES4GC*(2+1)+3)
 278 #define BAMBOO_PAGE_SIZE (64 * 64)
 279 #define BAMBOO_SMEM_SIZE (64 * 64) // (BAMBOO_PAGE_SIZE)
 280 #define BAMBOO_SHARED_MEM_SIZE ((BAMBOO_PAGE_SIZE) * (BAMBOO_NUM_PAGES))
 281 #else
 282 #define BAMBOO_NUM_PAGES (15 * 1024) //(64 * 4 * 0.75) //(1024 * 1024 * 3.5)  3G
 283 #define BAMBOO_PAGE_SIZE (16 * 1024)// * 1024)  // (4096)
 284 #define BAMBOO_SMEM_SIZE (16 * 1024)
 285 #define BAMBOO_SHARED_MEM_SIZE (1024 * 1024 * 240) //(1024 * 1024 * 1024)
 286 //(3.0 * 1024 * 1024 * 1024) // 3G// ((BAMBOO_PAGE_SIZE) * (BAMBOO_NUM_PAGES))
 287 #endif
 288
 289 #ifdef MULTICORE_GC
 290 #include "multicoregarbage.h"
 291
 292 typedef enum {
 293         SMEMLOCAL = 0x0, // 0x0, using local mem only
 294         SMEMFIXED,       // 0x1, use local mem in lower address space(1 block only)
 295                          //      and global mem in higher address space
 296         SMEMMIXED,       // 0x2, like FIXED mode but use a threshold to control
 297         SMEMGLOBAL,      // 0x3, using global mem only
 298         SMEMEND
 299 } SMEMSTRATEGY;
 300
 301 SMEMSTRATEGY bamboo_smem_mode; //-DSMEML: LOCAL; -DSMEMF: FIXED;
 302                               //-DSMEMM: MIXED; -DSMEMG: GLOBAL;
 303
 304 struct freeMemItem {
 305         INTPTR ptr;
 306         int size;
 307         int startblock;
 308         int endblock;
 309         struct freeMemItem * next;
 310 };
 311
 312 struct freeMemList {
 313         struct freeMemItem * head;
 314         struct freeMemItem * backuplist;  // hold removed freeMemItem for reuse;
 315                                           // only maintain 1 fremmMemItem
 316 };
 317
 318 // table recording the number of allocated bytes on each block
 319 // Note: this table resides on the bottom of the shared heap for all cores
 320 //       to access
 321 volatile int * bamboo_smemtbl;
 322 volatile int bamboo_free_block;
 323 //bool bamboo_smem_flushed;
 324 //struct freeMemList * bamboo_free_mem_list;
 325 int bamboo_reserved_smem; // reserved blocks on the top of the shared heap
 326                           // e.g. 20% of the heap and should not be allocated
 327                                                                                                         // otherwise gc is invoked
 328 #else
 329 volatile mspace bamboo_free_msp;
 330 #endif
 331 volatile bool smemflag;
 332 volatile INTPTR bamboo_cur_msp;
 333 volatile int bamboo_smem_size;
 334
 335 // for test TODO
 336 int total_num_t6;
 337
 338 // data structures for profile mode
 339 #ifdef PROFILE
 340
 341 #define TASKINFOLENGTH 30000
 342 //#define INTERRUPTINFOLENGTH 500
 343
 344 bool stall;
 345 //bool isInterrupt;
 346 int totalexetime;
 347
 348 typedef struct task_info {
 349   char* taskName;
 350   unsigned long long startTime;
 351   unsigned long long endTime;
 352   unsigned long long exitIndex;
 353   struct Queue * newObjs;
 354 } TaskInfo;
 355
 356 /*typedef struct interrupt_info {
 357    int startTime;
 358    int endTime;
 359    } InterruptInfo;*/
 360
 361 TaskInfo * taskInfoArray[TASKINFOLENGTH];
 362 int taskInfoIndex;
 363 bool taskInfoOverflow;
 364 /*InterruptInfo * interruptInfoArray[INTERRUPTINFOLENGTH];
 365    int interruptInfoIndex;
 366    bool interruptInfoOverflow;*/
 367 volatile int profilestatus[NUMCORESACTIVE]; // records status of each core
 368                                             // 1: running tasks
 369                                             // 0: stall
 370 #endif // #ifdef PROFILE
 371
 372 #ifndef INTERRUPT
 373 bool reside;
 374 #endif
 375 /////////////////////////////////////////////////////////////
 376
 377 ////////////////////////////////////////////////////////////
 378 // these are functions should be implemented in           //
 379 // multicore runtime for any multicore processors         //
 380 ////////////////////////////////////////////////////////////
 381 #ifdef TASK
 382 #ifdef MULTICORE
 383 INLINE void initialization(void);
 384 INLINE void initCommunication(void);
 385 INLINE void fakeExecution(void);
 386 INLINE void terminate(void);
 387 INLINE void initlock(struct ___Object___ * v);
 388
 389 // lock related functions
 390 bool getreadlock(void* ptr);
 391 void releasereadlock(void* ptr);
 392 bool getwritelock(void* ptr);
 393 void releasewritelock(void* ptr);
 394 bool getwritelock_I(void* ptr);
 395 void releasewritelock_I(void * ptr);
 396 #ifndef MULTICORE_GC
 397 void releasewritelock_r(void * lock, void * redirectlock);
 398 #endif
 399 /* this function is to process lock requests.
 400  * can only be invoked in receiveObject() */
 401 // if return -1: the lock request is redirected
 402 //            0: the lock request is approved
 403 //            1: the lock request is denied
 404 INLINE int processlockrequest(int locktype,
 405                                           int lock,
 406                                                                                                                         int obj,
 407                                                                                                                         int requestcore,
 408                                                                                                                         int rootrequestcore,
 409                                                                                                                         bool cache);
 410 INLINE void processlockrelease(int locktype,
 411                                            int lock,
 412                                                                                                                          int redirectlock,
 413                                                                                                                          bool redirect);
 414
 415 // msg related functions
 416 INLINE void send_hanging_msg();
 417 INLINE void send_msg_1(int targetcore,
 418                                    unsigned long n0);
 419 INLINE void send_msg_2(int targetcore,
 420                                    unsigned long n0,
 421                                                                                          unsigned long n1);
 422 INLINE void send_msg_3(int targetcore,
 423                                    unsigned long n0,
 424                                                                                          unsigned long n1,
 425                                                                                          unsigned long n2);
 426 INLINE void send_msg_4(int targetcore,
 427                                    unsigned long n0,
 428                                                                                          unsigned long n1,
 429                                                                                          unsigned long n2,
 430                                                                                          unsigned long n3);
 431 INLINE void send_msg_5(int targetcore,
 432                                    unsigned long n0,
 433                                                                                          unsigned long n1,
 434                                                                                          unsigned long n2,
 435                                                                                          unsigned long n3,
 436                                                                                          unsigned long n4);
 437 INLINE void send_msg_6(int targetcore,
 438                                    unsigned long n0,
 439                                                                                          unsigned long n1,
 440                                                                                          unsigned long n2,
 441                                                                                          unsigned long n3,
 442                                                                                          unsigned long n4,
 443                                                                                          unsigned long n5);
 444 INLINE void send_msg_3_I(int targetcore,
 445                                    unsigned long n0,
 446                                                                                          unsigned long n1,
 447                                                                                          unsigned long n2);
 448 INLINE void cache_msg_1(int targetcore,
 449                                                                                                 unsigned long n0);
 450 INLINE void cache_msg_2(int targetcore,
 451                                     unsigned long n0,
 452                                                                                                 unsigned long n1);
 453 INLINE void cache_msg_3(int targetcore,
 454                                     unsigned long n0,
 455                                                                                                 unsigned long n1,
 456                                                                                                 unsigned long n2);
 457 INLINE void cache_msg_4(int targetcore,
 458                                     unsigned long n0,
 459                                                                                                 unsigned long n1,
 460                                                                                                 unsigned long n2,
 461                                                                                                 unsigned long n3);
 462 INLINE void cache_msg_5(int targetcore,
 463                                     unsigned long n0,
 464                                                                                                 unsigned long n1,
 465                                                                                                 unsigned long n2,
 466                                                                                                 unsigned long n3,
 467                                                                                                 unsigned long n4);
 468 INLINE void cache_msg_6(int targetcore,
 469                                     unsigned long n0,
 470                                                                                                 unsigned long n1,
 471                                                                                                 unsigned long n2,
 472                                                                                                 unsigned long n3,
 473                                                                                                 unsigned long n4,
 474                                                                                                 unsigned long n5);
 475 INLINE void transferObject(struct transObjInfo * transObj);
 476 INLINE int receiveMsg(uint32_t send_port_pending);
 477
 478 #ifdef MULTICORE_GC
 479 INLINE void transferMarkResults();
 480 #endif
 481
 482 #ifdef PROFILE
 483 INLINE void profileTaskStart(char * taskname);
 484 INLINE void profileTaskEnd(void);
 485 void outputProfileData();
 486 #endif  // #ifdef PROFILE
 487 ///////////////////////////////////////////////////////////
 488
 489 /////////////////////////////////////////////////////////////////////////////
 490 // For each version of BAMBOO runtime, there should be a header file named //
 491 // runtim_arch.h defining following MARCOS:                                //
 492 // BAMBOO_NUM_OF_CORE: the # of current residing core                      //
 493 // BAMBOO_GET_NUM_OF_CORE(): compute the # of current residing core        //
 494 // BAMBOO_COORDS(c, x, y): convert the cpu # to coords (*x, *y)            //
 495 // BAMBOO_DEBUGPRINT(x): print out integer x                               //
 496 // BAMBOO_DEBUGPRINT_REG(x): print out value of variable x                 //
 497 // BAMBOO_EXIT(x): exit routine                                            //
 498 // BAMBOO_DIE(x): error exit routine                                       //
 499 // BAMBOO_GET_EXE_TIME(): rountine to get current clock cycle number       //
 500 // BAMBOO_MSG_AVAIL(): checking if there are msgs coming in                //
 501 // BAMBOO_GCMSG_AVAIL(): checking if there are gcmsgs coming in            //
 502 // BAMBOO_ENTER_RUNTIME_MODE_FROM_CLIENT(): change to runtime mode from    //
 503 //                                          client mode                    //
 504 // BAMBOO_ENTER_CLIENT_MODE_FROM_RUNTIME(): change to client mode from     //
 505 //                                          runtime mode                   //
 506 // BAMBOO_ENTER_SEND_MODE_FROM_CLIENT(): change to send mode from          //
 507 //                                       client mode                       //
 508 // BAMBOO_ENTER_CLIENT_MODE_FROM_SEND(): change to client mode from        //
 509 //                                       send mode                         //
 510 // BAMBOO_ENTER_RUNTIME_MODE_FROM_SEND(): change to runtime mode from      //
 511 //                                        send mode                        //
 512 // BAMBOO_ENTER_SEND_MODE_FROM_RUNTIME(): change to send mode from         //
 513 //                                        runtime mode                     //
 514 // BAMBOO_WAITING_FOR_LOCK(): routine executed while waiting for lock      //
 515 //                            request response                             //
 516 // BAMBOO_LOCAL_MEM_CALLOC(x, y): allocate an array of x elements each of  //
 517 //                                whose size in bytes is y on local memory //
 518 // BAMBOO_LOCAL_MEM_FREE(x): free space with ptr x on local memory         //
 519 // BAMBOO_LOCAL_MEM_CLOSE(): close the local heap                          //
 520 // BAMBOO_SHARE_MEM_CALLOC_I(x, y): allocate an array of x elements each of//
 521 //                                whose size in bytes is y on shared memory//
 522 // BAMBOO_SHARE_MEM_CLOSE(): close the shared heap                        //
 523 // BAMBOO_CACHE_LINE_SIZE: the cache line size                             //
 524 // BAMBOO_CACHE_LINE_MASK: mask for a cache line                           //
 525 // BAMBOO_CACHE_FLUSH_RANGE(x, y): flush cache lines started at x with     //
 526 //                                 length y                                //
 527 // BAMBOO_CACHE_FLUSH_ALL(): flush the whole cache of a core if necessary  //
 528 // BAMBOO_MEMSET_WH(x, y, z): memset the specified region of memory (start //
 529 //                            address x, size z) to value y with write     //
 530 //                            hint, the processor will not fetch the       //
 531 //                            current content of the memory and directly   //
 532 //                            write                                        //
 533 /////////////////////////////////////////////////////////////////////////////
 534
 535 #endif  // #ifdef MULTICORE
 536 #endif  // #ifdef TASK
 537 #endif  // #ifndef MULTICORE_RUNTIME