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Diffstat (limited to 'bridges/test/performance/testperformance.cxx')
| -rw-r--r-- | bridges/test/performance/testperformance.cxx | 190 |
1 files changed, 190 insertions, 0 deletions
diff --git a/bridges/test/performance/testperformance.cxx b/bridges/test/performance/testperformance.cxx new file mode 100644 index 000000000000..be63f093627a --- /dev/null +++ b/bridges/test/performance/testperformance.cxx @@ -0,0 +1,190 @@ +/************************************************************************* + * + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. + * + * Copyright 2000, 2010 Oracle and/or its affiliates. + * + * OpenOffice.org - a multi-platform office productivity suite + * + * This file is part of OpenOffice.org. + * + * OpenOffice.org is free software: you can redistribute it and/or modify + * it under the terms of the GNU Lesser General Public License version 3 + * only, as published by the Free Software Foundation. + * + * OpenOffice.org is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU Lesser General Public License version 3 for more details + * (a copy is included in the LICENSE file that accompanied this code). + * + * You should have received a copy of the GNU Lesser General Public License + * version 3 along with OpenOffice.org. If not, see + * <http://www.openoffice.org/license.html> + * for a copy of the LGPLv3 License. + * + ************************************************************************/ + + +// MARKER(update_precomp.py): autogen include statement, do not remove +#include "precompiled_bridges.hxx" + +#include <stdio.h> +#include <math.h> + +#include <osl/interlck.h> +#include <osl/mutex.hxx> +#include <osl/semaphor.h> + +#include <rtl/string.hxx> +#include <rtl/byteseq.hxx> + +#include <com/sun/star/uno/Sequence.hxx> + +#ifdef SAL_W32 +#include <windows.h> +#else +#include <sys/times.h> +#endif +#ifndef ULONG_MAX +#define ULONG_MAX 0xffffffff +#endif + +using namespace ::rtl; +using namespace ::osl; +using namespace ::com::sun::star::uno; + +static inline sal_uInt32 getSystemTicks() +{ +#ifdef SAL_W32 + return (sal_uInt32)GetTickCount(); +#else // only UNX supported for now + static sal_uInt32 nImplTicksPerSecond = 0; + static double dImplTicksPerSecond; + static double dImplTicksULONGMAX; + + struct tms aTms; + sal_uInt32 nTicks = (sal_uInt32)times( &aTms ); + + if ( !nImplTicksPerSecond ) + { + nImplTicksPerSecond = CLK_TCK; + dImplTicksPerSecond = nImplTicksPerSecond; + dImplTicksULONGMAX = (double)(sal_uInt32)ULONG_MAX; + } + + double fTicks = nTicks; + fTicks *= 1000; + fTicks /= dImplTicksPerSecond; + fTicks = fmod (fTicks, dImplTicksULONGMAX); + + return (sal_uInt32)fTicks; +#endif +} + +class MyTimer +{ +public: + MyTimer( const OString &descString ) : + nStart( getSystemTicks() ), + m_descString( descString ) + { + } + ~MyTimer( ) + { + printf( "%f s : %s\n", (getSystemTicks() -nStart) / 1000., m_descString.getStr() ); + } +private: + sal_uInt32 nStart; + OString m_descString; +}; + +void main() +{ + // interlocked count + { + MyTimer timer( "performance - 1000*10000 interlocked count" ); + oslInterlockedCount count; + for( int i = 0 ; i < 1000*10000 ; i ++ ) + { + osl_incrementInterlockedCount( &count ); + } + } + { + OString myDummyString( "blubber" ); + MyTimer timer( "performance - 1000*10000 acquiring/releasing a refcounted string(without destruction)" ); + for( int i = 0 ; i < 1000*10000 ; i ++ ) + { + OString myNextDummyString = myDummyString ; + } + } + + printf( "--------------------\n" ); + { + Mutex mutex; + MyTimer timer( "performance - 1000*10000 acquiring/releasing an osl::Mutex" ); + for( int i = 0 ; i < 1000*10000 ; i ++ ) + { + MutexGuard guard( mutex ); + } + } + + { + oslSemaphore sema = osl_createSemaphore(1); + MyTimer timer( "performance - 1000*10000 acquiring/releasing an osl::Semaphore" ); + for( int i = 0 ; i < 1000*10000 ; i ++ ) + { + osl_acquireSemaphore( sema ); + osl_releaseSemaphore( sema ); + } + } + + printf( "--------------------\n" ); + { + MyTimer timer( "performance - 1000*10000 rtl::ByteSequence(500)" ); + for( int i = 0 ; i < 1000*1000 ; i ++ ) + { + ByteSequence seq(500); + } + } + + { + MyTimer timer( "performance - 1000*1000 rtl::ByteSequence(500,BYTESEQ_NODEFAULT)" ); + for( int i = 0 ; i < 1000*1000 ; i ++ ) + { + ByteSequence seq(500, BYTESEQ_NODEFAULT); + } + } + { + MyTimer timer( "performance - 1000*1000 com::sun::star::uno::Sequence< sal_Int8 > (500)" ); + for( int i = 0 ; i < 1000*1000 ; i ++ ) + { + Sequence< sal_Int8> seq(500); + } + } + { + MyTimer timer( "performance - 1000*1000 rtl_freeMemory( rtl_allocateMemory( 512 ) )" ); + for( int i = 0 ; i < 1000*1000 ; i ++ ) + { + rtl_freeMemory( rtl_allocateMemory( 512 ) ); + } + } + + printf( "--------------------\n" ); + { + MyTimer timer( "performance - 1000*1000 byte string construction/destruction" ); + for( int i = 0 ; i < 1000*1000 ; i ++ ) + { + OString textEnc( "this is a test string" ); + } + } + + { + MyTimer timer( "performance - 1000*1000 unicode string construction/destruction" ); + for( int i = 0 ; i < 1000*1000 ; i ++ ) + { + OUString textEnc( RTL_CONSTASCII_USTRINGPARAM( "this is a test string" ) ); + } + } + +} |