diff options
author | Peter Breitenlohner <peb@mppmu.mpg.de> | 2010-12-03 09:05:05 +0000 |
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committer | Peter Breitenlohner <peb@mppmu.mpg.de> | 2010-12-03 09:05:05 +0000 |
commit | e04c6a878f5044d36eaa95d4c2318e0381a32998 (patch) | |
tree | 5b7c36578140e48c0114863004c8375ea55db21d /Build/source/libs/icu/icu-4.4/test/perf/ucnvavailperf/ucnvavailperf.cpp | |
parent | fa438554bd1a061515cd8f5f46fbe311ff08dcd6 (diff) |
icu 4.6
git-svn-id: svn://tug.org/texlive/trunk@20645 c570f23f-e606-0410-a88d-b1316a301751
Diffstat (limited to 'Build/source/libs/icu/icu-4.4/test/perf/ucnvavailperf/ucnvavailperf.cpp')
-rw-r--r-- | Build/source/libs/icu/icu-4.4/test/perf/ucnvavailperf/ucnvavailperf.cpp | 129 |
1 files changed, 0 insertions, 129 deletions
diff --git a/Build/source/libs/icu/icu-4.4/test/perf/ucnvavailperf/ucnvavailperf.cpp b/Build/source/libs/icu/icu-4.4/test/perf/ucnvavailperf/ucnvavailperf.cpp deleted file mode 100644 index c3d67ec45d0..00000000000 --- a/Build/source/libs/icu/icu-4.4/test/perf/ucnvavailperf/ucnvavailperf.cpp +++ /dev/null @@ -1,129 +0,0 @@ -/* -******************************************************************************* -* -* Copyright (C) 2009, International Business Machines -* Corporation and others. All Rights Reserved. -* -******************************************************************************* -* file name: ucnvavailperf.cpp -* encoding: US-ASCII -* tab size: 8 (not used) -* indentation:4 -* -* created on: 2009apr06 -* created by: Markus W. Scherer -* -* Test performance (time & memory) of ucnv_countAvailable(), -* for a before-and-after comparison of -* ticket 6441: make ucnv_countAvailable() not fully load converters -* -* Run with one optional command-line argument: -* You can specify the path to the ICU data directory. -* -* I built the common (icuuc) library with the following modification, -* switching between old (pre-ticket-6441) behavior of actually -* trying to load all converters and new behavior of just doing enough -* to test availability. -* -* Code in the ucnv_bld.c haveAvailableConverterList() function: -#if 0 - // old pre-ticket-6441 behavior - ucnv_close(ucnv_createConverter(&tempConverter, converterName, &localStatus)); - if (U_SUCCESS(localStatus)) { -#else - // new behavior - if (ucnv_canCreateConverter(converterName, &localStatus)) { -#endif -*/ - -#include <malloc.h> -#include <stdio.h> -#include "unicode/utypes.h" -#include "unicode/putil.h" -#include "unicode/uclean.h" -#include "unicode/ucnv.h" -#include "unicode/utimer.h" - -static size_t icuMemUsage = 0; - -U_CDECL_BEGIN - -void *U_CALLCONV -my_alloc(const void *context, size_t size) { - size_t *p = (size_t *)malloc(size + sizeof(size_t)); - if (p != NULL) { - icuMemUsage += size; - *p = size; - return p + 1; - } else { - return NULL; - } -} - -void U_CALLCONV -my_free(const void *context, void *mem) { - if (mem != NULL) { - const size_t *p = (const size_t *)mem - 1; - icuMemUsage -= *p; - free((void *)p); - } -} - -// Not used in the common library. -void *U_CALLCONV -my_realloc(const void *context, void *mem, size_t size) { - my_free(context, mem); - return NULL; -} - -U_CDECL_END - -int main(int argc, const char *argv[]) { - UErrorCode errorCode = U_ZERO_ERROR; - - // Hook in our own memory allocation functions so that we can measure - // the memory usage. - u_setMemoryFunctions(NULL, my_alloc, my_realloc, my_free, &errorCode); - if(U_FAILURE(errorCode)) { - fprintf(stderr, - "u_setMemoryFunctions() failed - %s\n", - u_errorName(errorCode)); - return errorCode; - } - - if (argc > 1) { - printf("u_setDataDirectory(%s)\n", argv[1]); - u_setDataDirectory(argv[1]); - } - - // Preload a purely algorithmic converter via an alias, - // to make sure that relevant data can be loaded and to set up - // caches and such that are needed even if none of the data-driven - // converters needs to be loaded. - ucnv_close(ucnv_open("ibm-1208", &errorCode)); - if(U_FAILURE(errorCode)) { - fprintf(stderr, - "unable to open UTF-8 converter via an alias - %s\n", - u_errorName(errorCode)); - return errorCode; - } - - printf("memory usage after ucnv_open(ibm-1208): %lu\n", (long)icuMemUsage); - - UTimer start_time; - utimer_getTime(&start_time); - // Measure the time to find out the list of actually available converters. - int32_t count = ucnv_countAvailable(); - double elapsed = utimer_getElapsedSeconds(&start_time); - printf("ucnv_countAvailable() reports that %d converters are available.\n", count); - printf("ucnv_countAvailable() took %g seconds to figure this out.\n", elapsed); - printf("memory usage after ucnv_countAvailable(): %lu\n", (long)icuMemUsage); - - ucnv_flushCache(); - printf("memory usage after ucnv_flushCache(): %lu\n", (long)icuMemUsage); - - u_cleanup(); - printf("memory usage after u_cleanup(): %lu\n", (long)icuMemUsage); - - return 0; -} |