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-rw-r--r--lib/tsan/rtl/tsan_stat.cpp186
1 files changed, 186 insertions, 0 deletions
diff --git a/lib/tsan/rtl/tsan_stat.cpp b/lib/tsan/rtl/tsan_stat.cpp
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+++ b/lib/tsan/rtl/tsan_stat.cpp
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+//===-- tsan_stat.cpp -----------------------------------------------------===//
+//
+// 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