text: //===-- tsan_stat.cc ------------------------------------------------------===//
  //
  // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
  // See https://llvm.org/LICENSE.txt for license information.
  // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
  //
  //===----------------------------------------------------------------------===//
  //
  // This file is a part of ThreadSanitizer (TSan), a race detector.
  //
  //===----------------------------------------------------------------------===//
  #include "tsan_stat.h"
  #include "tsan_rtl.h"
  
  namespace __tsan {
  
  #if TSAN_COLLECT_STATS
  
  void StatAggregate(u64 *dst, u64 *src) {
    for (int i = 0; i < StatCnt; i++)
      dst[i] += src[i];
  }
  
  void StatOutput(u64 *stat) {
    stat[StatShadowNonZero] = stat[StatShadowProcessed] - stat[StatShadowZero];
  
    static const char *name[StatCnt] = {};
    name[StatMop]                          = "Memory accesses                   ";
    name[StatMopRead]                      = "  Including reads                 ";
    name[StatMopWrite]                     = "            writes                ";
    name[StatMop1]                         = "  Including size 1                ";
    name[StatMop2]                         = "            size 2                ";
    name[StatMop4]                         = "            size 4                ";
    name[StatMop8]                         = "            size 8                ";
    name[StatMopSame]                      = "  Including same                  ";
    name[StatMopIgnored]                   = "  Including ignored               ";
    name[StatMopRange]                     = "  Including range                 ";
    name[StatMopRodata]                    = "  Including .rodata               ";
    name[StatMopRangeRodata]               = "  Including .rodata range         ";
    name[StatShadowProcessed]              = "Shadow processed                  ";
    name[StatShadowZero]                   = "  Including empty                 ";
    name[StatShadowNonZero]                = "  Including non empty             ";
    name[StatShadowSameSize]               = "  Including same size             ";
    name[StatShadowIntersect]              = "            intersect             ";
    name[StatShadowNotIntersect]           = "            not intersect         ";
    name[StatShadowSameThread]             = "  Including same thread           ";
    name[StatShadowAnotherThread]          = "            another thread        ";
    name[StatShadowReplace]                = "  Including evicted               ";
  
    name[StatFuncEnter]                    = "Function entries                  ";
    name[StatFuncExit]                     = "Function exits                    ";
    name[StatEvents]                       = "Events collected                  ";
  
    name[StatThreadCreate]                 = "Total threads created             ";
    name[StatThreadFinish]                 = "  threads finished                ";
    name[StatThreadReuse]                  = "  threads reused                  ";
    name[StatThreadMaxTid]                 = "  max tid                         ";
    name[StatThreadMaxAlive]               = "  max alive threads               ";
  
    name[StatMutexCreate]                  = "Mutexes created                   ";
    name[StatMutexDestroy]                 = "  destroyed                       ";
    name[StatMutexLock]                    = "  lock                            ";
    name[StatMutexUnlock]                  = "  unlock                          ";
    name[StatMutexRecLock]                 = "  recursive lock                  ";
    name[StatMutexRecUnlock]               = "  recursive unlock                ";
    name[StatMutexReadLock]                = "  read lock                       ";
    name[StatMutexReadUnlock]              = "  read unlock                     ";
  
    name[StatSyncCreated]                  = "Sync objects created              ";
    name[StatSyncDestroyed]                = "             destroyed            ";
    name[StatSyncAcquire]                  = "             acquired             ";
    name[StatSyncRelease]                  = "             released             ";
  
    name[StatClockAcquire]                 = "Clock acquire                     ";
    name[StatClockAcquireEmpty]            = "  empty clock                     ";
    name[StatClockAcquireFastRelease]      = "  fast from release-store         ";
    name[StatClockAcquireFull]             = "  full (slow)                     ";
    name[StatClockAcquiredSomething]       = "  acquired something              ";
    name[StatClockRelease]                 = "Clock release                     ";
    name[StatClockReleaseResize]           = "  resize                          ";
    name[StatClockReleaseFast]             = "  fast                            ";
    name[StatClockReleaseSlow]             = "  dirty overflow (slow)           ";
    name[StatClockReleaseFull]             = "  full (slow)                     ";
    name[StatClockReleaseAcquired]         = "  was acquired                    ";
    name[StatClockReleaseClearTail]        = "  clear tail                      ";
    name[StatClockStore]                   = "Clock release store               ";
    name[StatClockStoreResize]             = "  resize                          ";
    name[StatClockStoreFast]               = "  fast                            ";
    name[StatClockStoreFull]               = "  slow                            ";
    name[StatClockStoreTail]               = "  clear tail                      ";
    name[StatClockAcquireRelease]          = "Clock acquire-release             ";
  
    name[StatAtomic]                       = "Atomic operations                 ";
    name[StatAtomicLoad]                   = "  Including load                  ";
    name[StatAtomicStore]                  = "            store                 ";
    name[StatAtomicExchange]               = "            exchange              ";
    name[StatAtomicFetchAdd]               = "            fetch_add             ";
    name[StatAtomicFetchSub]               = "            fetch_sub             ";
    name[StatAtomicFetchAnd]               = "            fetch_and             ";
    name[StatAtomicFetchOr]                = "            fetch_or              ";
    name[StatAtomicFetchXor]               = "            fetch_xor             ";
    name[StatAtomicFetchNand]              = "            fetch_nand            ";
    name[StatAtomicCAS]                    = "            compare_exchange      ";
    name[StatAtomicFence]                  = "            fence                 ";
    name[StatAtomicRelaxed]                = "  Including relaxed               ";
    name[StatAtomicConsume]                = "            consume               ";
    name[StatAtomicAcquire]                = "            acquire               ";
    name[StatAtomicRelease]                = "            release               ";
    name[StatAtomicAcq_Rel]                = "            acq_rel               ";
    name[StatAtomicSeq_Cst]                = "            seq_cst               ";
    name[StatAtomic1]                      = "  Including size 1                ";
    name[StatAtomic2]                      = "            size 2                ";
    name[StatAtomic4]                      = "            size 4                ";
    name[StatAtomic8]                      = "            size 8                ";
    name[StatAtomic16]                     = "            size 16               ";
  
    name[StatAnnotation]                   = "Dynamic annotations               ";
    name[StatAnnotateHappensBefore]        = "  HappensBefore                   ";
    name[StatAnnotateHappensAfter]         = "  HappensAfter                    ";
    name[StatAnnotateCondVarSignal]        = "  CondVarSignal                   ";
    name[StatAnnotateCondVarSignalAll]     = "  CondVarSignalAll                ";
    name[StatAnnotateMutexIsNotPHB]        = "  MutexIsNotPHB                   ";
    name[StatAnnotateCondVarWait]          = "  CondVarWait                     ";
    name[StatAnnotateRWLockCreate]         = "  RWLockCreate                    ";
    name[StatAnnotateRWLockCreateStatic]   = "  StatAnnotateRWLockCreateStatic  ";
    name[StatAnnotateRWLockDestroy]        = "  RWLockDestroy                   ";
    name[StatAnnotateRWLockAcquired]       = "  RWLockAcquired                  ";
    name[StatAnnotateRWLockReleased]       = "  RWLockReleased                  ";
    name[StatAnnotateTraceMemory]          = "  TraceMemory                     ";
    name[StatAnnotateFlushState]           = "  FlushState                      ";
    name[StatAnnotateNewMemory]            = "  NewMemory                       ";
    name[StatAnnotateNoOp]                 = "  NoOp                            ";
    name[StatAnnotateFlushExpectedRaces]   = "  FlushExpectedRaces              ";
    name[StatAnnotateEnableRaceDetection]  = "  EnableRaceDetection             ";
    name[StatAnnotateMutexIsUsedAsCondVar] = "  MutexIsUsedAsCondVar            ";
    name[StatAnnotatePCQGet]               = "  PCQGet                          ";
    name[StatAnnotatePCQPut]               = "  PCQPut                          ";
    name[StatAnnotatePCQDestroy]           = "  PCQDestroy                      ";
    name[StatAnnotatePCQCreate]            = "  PCQCreate                       ";
    name[StatAnnotateExpectRace]           = "  ExpectRace                      ";
    name[StatAnnotateBenignRaceSized]      = "  BenignRaceSized                 ";
    name[StatAnnotateBenignRace]           = "  BenignRace                      ";
    name[StatAnnotateIgnoreReadsBegin]     = "  IgnoreReadsBegin                ";
    name[StatAnnotateIgnoreReadsEnd]       = "  IgnoreReadsEnd                  ";
    name[StatAnnotateIgnoreWritesBegin]    = "  IgnoreWritesBegin               ";
    name[StatAnnotateIgnoreWritesEnd]      = "  IgnoreWritesEnd                 ";
    name[StatAnnotateIgnoreSyncBegin]      = "  IgnoreSyncBegin                 ";
    name[StatAnnotateIgnoreSyncEnd]        = "  IgnoreSyncEnd                   ";
    name[StatAnnotatePublishMemoryRange]   = "  PublishMemoryRange              ";
    name[StatAnnotateUnpublishMemoryRange] = "  UnpublishMemoryRange            ";
    name[StatAnnotateThreadName]           = "  ThreadName                      ";
    name[Stat__tsan_mutex_create]          = "  __tsan_mutex_create             ";
    name[Stat__tsan_mutex_destroy]         = "  __tsan_mutex_destroy            ";
    name[Stat__tsan_mutex_pre_lock]        = "  __tsan_mutex_pre_lock           ";
    name[Stat__tsan_mutex_post_lock]       = "  __tsan_mutex_post_lock          ";
    name[Stat__tsan_mutex_pre_unlock]      = "  __tsan_mutex_pre_unlock         ";
    name[Stat__tsan_mutex_post_unlock]     = "  __tsan_mutex_post_unlock        ";
    name[Stat__tsan_mutex_pre_signal]      = "  __tsan_mutex_pre_signal         ";
    name[Stat__tsan_mutex_post_signal]     = "  __tsan_mutex_post_signal        ";
    name[Stat__tsan_mutex_pre_divert]      = "  __tsan_mutex_pre_divert         ";
    name[Stat__tsan_mutex_post_divert]     = "  __tsan_mutex_post_divert        ";
  
    name[StatMtxTotal]                     = "Contentionz                       ";
    name[StatMtxTrace]                     = "  Trace                           ";
    name[StatMtxThreads]                   = "  Threads                         ";
    name[StatMtxReport]                    = "  Report                          ";
    name[StatMtxSyncVar]                   = "  SyncVar                         ";
    name[StatMtxSyncTab]                   = "  SyncTab                         ";
    name[StatMtxSlab]                      = "  Slab                            ";
    name[StatMtxAtExit]                    = "  Atexit                          ";
    name[StatMtxAnnotations]               = "  Annotations                     ";
    name[StatMtxMBlock]                    = "  MBlock                          ";
    name[StatMtxDeadlockDetector]          = "  DeadlockDetector                ";
    name[StatMtxFired]                     = "  FiredSuppressions               ";
    name[StatMtxRacy]                      = "  RacyStacks                      ";
    name[StatMtxFD]                        = "  FD                              ";
    name[StatMtxGlobalProc]                = "  GlobalProc                      ";
  
    Printf("Statistics:\n");
    for (int i = 0; i < StatCnt; i++)
      Printf("%s: %16zu\n", name[i], (uptr)stat[i]);
  }
  
  #endif
  
  }  // namespace __tsan
  