os/kernelhwsrv/kerneltest/e32test/benchmark/thread.cpp
author sl
Tue, 10 Jun 2014 14:32:02 +0200
changeset 1 260cb5ec6c19
permissions -rw-r--r--
Update contrib.
     1 // Copyright (c) 2002-2009 Nokia Corporation and/or its subsidiary(-ies).
     2 // All rights reserved.
     3 // This component and the accompanying materials are made available
     4 // under the terms of the License "Eclipse Public License v1.0"
     5 // which accompanies this distribution, and is available
     6 // at the URL "http://www.eclipse.org/legal/epl-v10.html".
     7 //
     8 // Initial Contributors:
     9 // Nokia Corporation - initial contribution.
    10 //
    11 // Contributors:
    12 //
    13 // Description:
    14 //
    15 
    16 #include <e32test.h>
    17 #include <e32svr.h>
    18 
    19 #include "bm_suite.h"
    20 
    21 class Thread : public BMProgram
    22 	{
    23 public :
    24 	Thread() : BMProgram(_L("Threads"))
    25 		{}
    26 	virtual TBMResult* Run(TBMUInt64 aIter, TInt* aCount);
    27 
    28 	typedef void (*MeasurementFunc)(TBMResult*, TBMUInt64 aIter);
    29 	struct Measurement 
    30 		{
    31 		MeasurementFunc iFunc;
    32 		TPtrC			iName;
    33 
    34 		Measurement(MeasurementFunc aFunc, const TDesC& aName) : 
    35 					iFunc(aFunc), iName(aName) {}
    36 		};
    37 
    38 	static TBMResult iResults[];
    39 	static Measurement iMeasurements[];
    40 
    41 	static TBMTicks	iChildTime;
    42 
    43 	static void Creation(TBMResult*, TBMUInt64 aIter);
    44 	static TInt CreationChild(TAny*);
    45 	static void CreationSuicide(TBMResult*, TBMUInt64 aIter);
    46 	static TInt CreationSuicideChild(TAny*);
    47 	static void Suicide(TBMResult*, TBMUInt64 aIter);
    48 	static TInt SuicideChild(TAny*);
    49 	static void Killing(TBMResult*, TBMUInt64 aIter);
    50 	static TInt KillingChild(TAny*);
    51 	static void SetTls(TBMResult*, TBMUInt64 aIter);
    52 	static void GetTls(TBMResult*, TBMUInt64 aIter);
    53 
    54 	void EnableCleanup()
    55 		{
    56 		TInt prio = BMProgram::SetAbsPriority(RThread(), iOrigAbsPriority);
    57 		BMProgram::SetAbsPriority(RThread(), prio);
    58 		}
    59 	};
    60 
    61 Thread::Measurement Thread::iMeasurements[] =
    62 	{
    63 	Measurement(&Thread::Creation, _L("Thread Creation Latency")),
    64 	Measurement(&Thread::CreationSuicide, _L("Thread Creation Suicide")),
    65 	Measurement(&Thread::Suicide, _L("Thread Suicide")),
    66 	Measurement(&Thread::Killing, _L("Thread Killing")),
    67 	Measurement(&Thread::SetTls, _L("Setting per-thread data")),
    68 	Measurement(&Thread::GetTls, _L("Getting per-thread data"))
    69 	};
    70 TBMResult Thread::iResults[sizeof(Thread::iMeasurements)/sizeof(Thread::iMeasurements[0])];
    71 
    72 TBMTicks Thread::iChildTime;
    73 
    74 static Thread prog;
    75 
    76 void Thread::Creation(TBMResult* aResult, TBMUInt64 aIter)
    77 	{
    78 	for (TBMUInt64 i = 0; i < aIter; ++i)
    79 		{
    80 		RThread child;
    81 		TRequestStatus st;
    82 		TBMTicks t1;
    83 		::bmTimer.Stamp(&t1);
    84 		TInt r = child.Create(KNullDesC, Thread::CreationChild, 0x2000, NULL, NULL);
    85 		BM_ERROR(r, r == KErrNone);
    86 		child.Logon(st);
    87 		BMProgram::SetAbsPriority(RThread(), KBMPriorityHigh);
    88 		child.Resume();
    89 		User::WaitForRequest(st);
    90 		BM_ERROR(st.Int(), st == KErrNone);
    91 		aResult->Cumulate(TBMTicksDelta(t1, iChildTime));
    92 		CLOSE_AND_WAIT(child);
    93 		prog.EnableCleanup();
    94 		}
    95 	}
    96 
    97 TInt Thread::CreationChild(TAny*)
    98 	{
    99 	::bmTimer.Stamp(&iChildTime);
   100 	return KErrNone;
   101 	}
   102 
   103 void Thread::CreationSuicide(TBMResult* aResult, TBMUInt64 aIter)
   104 	{
   105 	for (TBMUInt64 i = 0; i < aIter; ++i)
   106 		{
   107 		RThread child;
   108 		TRequestStatus st;
   109 		TBMTicks t1;
   110 		::bmTimer.Stamp(&t1);
   111 		TInt r = child.Create(KNullDesC, Thread::CreationSuicideChild, 0x2000, NULL, NULL);
   112 		BM_ERROR(r, r == KErrNone);
   113 		child.Logon(st);
   114 		BMProgram::SetAbsPriority(RThread(), KBMPriorityLow);
   115 		child.Resume();
   116 		User::WaitForRequest(st);
   117 		BM_ERROR(st.Int(), st == KErrNone);
   118 		TBMTicks t2;
   119 		::bmTimer.Stamp(&t2);
   120 		aResult->Cumulate(TBMTicksDelta(t1, t2));
   121 		CLOSE_AND_WAIT(child);
   122 		prog.EnableCleanup();
   123 		}
   124 	}
   125 
   126 TInt Thread::CreationSuicideChild(TAny*)
   127 	{
   128 	return KErrNone;
   129 	}
   130 						
   131 void Thread::Suicide(TBMResult* aResult, TBMUInt64 aIter)
   132 	{
   133 	for (TBMUInt64 i = 0; i < aIter; ++i)
   134 		{
   135 		RThread child;
   136 		TRequestStatus st;
   137 		TInt r = child.Create(KNullDesC, Thread::SuicideChild, 0x2000, NULL, NULL);
   138 		BM_ERROR(r, r == KErrNone);
   139 		child.Logon(st);
   140 		BMProgram::SetAbsPriority(RThread(), KBMPriorityLow);
   141 		child.Resume();
   142 		User::WaitForRequest(st);
   143 		BM_ERROR(st.Int(), st == KErrNone);
   144 		TBMTicks t2;
   145 		::bmTimer.Stamp(&t2);
   146 		aResult->Cumulate(TBMTicksDelta(iChildTime, t2));
   147 		CLOSE_AND_WAIT(child);
   148 		prog.EnableCleanup();
   149 		}
   150 	}
   151 
   152 TInt Thread::SuicideChild(TAny*)
   153 	{
   154 	::bmTimer.Stamp(&iChildTime);
   155 	return KErrNone;
   156 	}
   157 
   158 void Thread::Killing(TBMResult* aResult, TBMUInt64 aIter)
   159 	{
   160 	for (TBMUInt64 i = 0; i < aIter; ++i)
   161 		{
   162 		RThread child;
   163 		TRequestStatus st;
   164 		TInt r = child.Create(KNullDesC, Thread::KillingChild, 0x2000, NULL, NULL);
   165 		BM_ERROR(r, r == KErrNone);
   166 		child.Logon(st);
   167 		BMProgram::SetAbsPriority(RThread(), KBMPriorityHigh);
   168 		child.Resume();
   169 		TBMTicks t1;
   170 		::bmTimer.Stamp(&t1);
   171 		child.Kill(KErrCancel);
   172 		User::WaitForRequest(st);
   173 		BM_ERROR(st.Int(), st == KErrCancel);
   174 		TBMTicks t2;
   175 		::bmTimer.Stamp(&t2);
   176 		aResult->Cumulate(TBMTicksDelta(t1, t2));
   177 		CLOSE_AND_WAIT(child);
   178 		prog.EnableCleanup();
   179 		}
   180 	}
   181 
   182 TInt Thread::KillingChild(TAny*)
   183 	{
   184 	User::WaitForAnyRequest();
   185 	return KErrNone;
   186 	}
   187 
   188 #define TLS_KEY ((TInt32) &Thread::SetTls)
   189 
   190 void Thread::SetTls(TBMResult* aResult, TBMUInt64 aIter)
   191 	{
   192 	aIter <<= 4;
   193 
   194 	TBMTimeInterval ti;
   195 	ti.Begin();
   196 	for (TBMUInt64 i = 0; i < aIter; ++i)
   197 		{
   198 		TInt r = UserSvr::DllSetTls(TLS_KEY, 0);
   199 		BM_ERROR(r, r == KErrNone);
   200 		}
   201 	TBMTicks t = ti.End();
   202 	aResult->Cumulate(t, aIter);
   203 
   204 	UserSvr::DllFreeTls(TLS_KEY);
   205 	}
   206 
   207 void Thread::GetTls(TBMResult* aResult, TBMUInt64 aIter)
   208 	{
   209 	aIter <<= 4;
   210 
   211 	TInt r = UserSvr::DllSetTls(TLS_KEY, 0);
   212 	BM_ERROR(r, r == KErrNone);
   213 
   214 	TBMTimeInterval ti;
   215 	ti.Begin();
   216 	for (TBMUInt64 i = 0; i < aIter; ++i)
   217 		{
   218 		UserSvr::DllTls(TLS_KEY);
   219 		}
   220 	TBMTicks t = ti.End();
   221 	aResult->Cumulate(t, aIter);
   222 	
   223 	UserSvr::DllFreeTls(TLS_KEY);
   224 	}
   225 
   226 TBMResult* Thread::Run(TBMUInt64 aIter, TInt* aCount)
   227 	{
   228 	TInt count = sizeof(iResults)/sizeof(iResults[0]);
   229 
   230 	for (TInt i = 0; i < count; ++i)
   231 		{
   232 		iResults[i].Reset(iMeasurements[i].iName);
   233 		iMeasurements[i].iFunc(&iResults[i], aIter);
   234 		iResults[i].Update();
   235 		}
   236 	
   237 	*aCount = count;
   238 	return iResults;
   239 	}
   240 
   241 void AddThread()
   242 	{
   243 	BMProgram* next = bmSuite;
   244 	bmSuite=(BMProgram*)&prog;
   245 	bmSuite->Next()=next;
   246 	}