The Tor Browser: intl/icu/source/tools/ctestfw/uperf.cpp@6474c204b198 (annotated)

intl/icu/source/tools/ctestfw/uperf.cpp@6474c204b198 (annotated)

intl/icu/source/tools/ctestfw/uperf.cpp

Wed, 31 Dec 2014 06:09:35 +0100

author: Michael Schloh von Bennewitz <michael@schloh.com>
date: Wed, 31 Dec 2014 06:09:35 +0100
changeset 0: 6474c204b198
permissions: -rw-r--r--

Cloned upstream origin tor-browser at tor-browser-31.3.0esr-4.5-1-build1
revision ID fc1c9ff7c1b2defdbc039f12214767608f46423f for hacking purpose.

 /********************************************************************
  * COPYRIGHT:
  * Copyright (c) 2002-2012, International Business Machines Corporation and
  * others. All Rights Reserved.
  ********************************************************************/
 // Defines _XOPEN_SOURCE for access to POSIX functions.
 // Must be before any other #includes.
 #include "uposixdefs.h"
 #include "unicode/uperf.h"
 #include "uoptions.h"
 #include "cmemory.h"
 #include <stdio.h>
 #include <stdlib.h>
 #if !UCONFIG_NO_CONVERSION
 UPerfFunction::~UPerfFunction() {}
 static const char delim = '/';
 static int32_t execCount = 0;
 UPerfTest* UPerfTest::gTest = NULL;
 static const int MAXLINES = 40000;
 const char UPerfTest::gUsageString[] =
     "Usage: %s [OPTIONS] [FILES]\n"
     "\tReads the input file and prints out time taken in seconds\n"
     "Options:\n"
     "\t-h or -? or --help   this usage text\n"
     "\t-v or --verbose      print extra information when processing files\n"
     "\t-s or --sourcedir    source directory for files followed by path\n"
     "\t                     followed by path\n"
     "\t-e or --encoding     encoding of source files\n"
     "\t-u or --uselen       perform timing analysis on non-null terminated buffer using length\n"
     "\t-f or --file-name    file to be used as input data\n"
     "\t-p or --passes       Number of passes to be performed. Requires Numeric argument.\n"
     "\t                     Cannot be used with --time\n"
     "\t-i or --iterations   Number of iterations to be performed. Requires Numeric argument\n"
     "\t-t or --time         Threshold time for looping until in seconds. Requires Numeric argument.\n"
     "\t                     Cannot be used with --iterations\n"
     "\t-l or --line-mode    The data file should be processed in line mode\n"
     "\t-b or --bulk-mode    The data file should be processed in file based.\n"
     "\t                     Cannot be used with --line-mode\n"
     "\t-L or --locale       Locale for the test\n";
 enum
 {
     HELP1,
     HELP2,
     VERBOSE,
     SOURCEDIR,
     ENCODING,
     USELEN,
     FILE_NAME,
     PASSES,
     ITERATIONS,
     TIME,
     LINE_MODE,
     BULK_MODE,
     LOCALE,
     OPTIONS_COUNT
 };
 static UOption options[OPTIONS_COUNT+20]={
     UOPTION_HELP_H,
     UOPTION_HELP_QUESTION_MARK,
     UOPTION_VERBOSE,
     UOPTION_SOURCEDIR,
     UOPTION_ENCODING,
     UOPTION_DEF( "uselen",        'u', UOPT_NO_ARG),
     UOPTION_DEF( "file-name",     'f', UOPT_REQUIRES_ARG),
     UOPTION_DEF( "passes",        'p', UOPT_REQUIRES_ARG),
     UOPTION_DEF( "iterations",    'i', UOPT_REQUIRES_ARG),
     UOPTION_DEF( "time",          't', UOPT_REQUIRES_ARG),
     UOPTION_DEF( "line-mode",     'l', UOPT_NO_ARG),
     UOPTION_DEF( "bulk-mode",     'b', UOPT_NO_ARG),
     UOPTION_DEF( "locale",        'L', UOPT_REQUIRES_ARG)
 };
 UPerfTest::UPerfTest(int32_t argc, const char* argv[], UErrorCode& status)
         : _argc(argc), _argv(argv), _addUsage(NULL),
           ucharBuf(NULL), encoding(""),
           uselen(FALSE),
           fileName(NULL), sourceDir("."),
           lines(NULL), numLines(0), line_mode(TRUE),
           buffer(NULL), bufferLen(0),
           verbose(FALSE), bulk_mode(FALSE),
           passes(1), iterations(0), time(0),
           locale(NULL) {
     init(NULL, 0, status);
 }
 UPerfTest::UPerfTest(int32_t argc, const char* argv[],
                      UOption addOptions[], int32_t addOptionsCount,
                      const char *addUsage,
                      UErrorCode& status)
         : _argc(argc), _argv(argv), _addUsage(addUsage),
           ucharBuf(NULL), encoding(""),
           uselen(FALSE),
           fileName(NULL), sourceDir("."),
           lines(NULL), numLines(0), line_mode(TRUE),
           buffer(NULL), bufferLen(0),
           verbose(FALSE), bulk_mode(FALSE),
           passes(1), iterations(0), time(0),
           locale(NULL) {
     init(addOptions, addOptionsCount, status);
 }
 void UPerfTest::init(UOption addOptions[], int32_t addOptionsCount,
                      UErrorCode& status) {
     //initialize the argument list
     U_MAIN_INIT_ARGS(_argc, _argv);
     resolvedFileName = NULL;
     // add specific options
     int32_t optionsCount = OPTIONS_COUNT;
     if (addOptionsCount > 0) {
         memcpy(options+optionsCount, addOptions, addOptionsCount*sizeof(UOption));
         optionsCount += addOptionsCount;
     }
     //parse the arguments
     _remainingArgc = u_parseArgs(_argc, (char**)_argv, optionsCount, options);
     // copy back values for additional options
     if (addOptionsCount > 0) {
         memcpy(addOptions, options+OPTIONS_COUNT, addOptionsCount*sizeof(UOption));
     }
     // Now setup the arguments
     if(_argc==1 || options[HELP1].doesOccur || options[HELP2].doesOccur) {
         status = U_ILLEGAL_ARGUMENT_ERROR;
         return;
     }
     if(options[VERBOSE].doesOccur) {
         verbose = TRUE;
     }
     if(options[SOURCEDIR].doesOccur) {
         sourceDir = options[SOURCEDIR].value;
     }
     if(options[ENCODING].doesOccur) {
         encoding = options[ENCODING].value;
     }
     if(options[USELEN].doesOccur) {
         uselen = TRUE;
     }
     if(options[FILE_NAME].doesOccur){
         fileName = options[FILE_NAME].value;
     }
     if(options[PASSES].doesOccur) {
         passes = atoi(options[PASSES].value);
     }
     if(options[ITERATIONS].doesOccur) {
         iterations = atoi(options[ITERATIONS].value);
         if(options[TIME].doesOccur) {
             status = U_ILLEGAL_ARGUMENT_ERROR;
             return;
         }
     } else if(options[TIME].doesOccur) {
         time = atoi(options[TIME].value);
     } else {
         iterations = 1000; // some default
     }
     if(options[LINE_MODE].doesOccur) {
         line_mode = TRUE;
         bulk_mode = FALSE;
     }
     if(options[BULK_MODE].doesOccur) {
         bulk_mode = TRUE;
         line_mode = FALSE;
     }
     if(options[LOCALE].doesOccur) {
         locale = options[LOCALE].value;
     }
     int32_t len = 0;
     if(fileName!=NULL){
         //pre-flight
         ucbuf_resolveFileName(sourceDir, fileName, NULL, &len, &status);
         resolvedFileName = (char*) uprv_malloc(len);
         if(resolvedFileName==NULL){
             status= U_MEMORY_ALLOCATION_ERROR;
             return;
         }
         if(status == U_BUFFER_OVERFLOW_ERROR){
             status = U_ZERO_ERROR;
         }
         ucbuf_resolveFileName(sourceDir, fileName, resolvedFileName, &len, &status);
         ucharBuf = ucbuf_open(resolvedFileName,&encoding,TRUE,FALSE,&status);
         if(U_FAILURE(status)){
             printf("Could not open the input file %s. Error: %s\n", fileName, u_errorName(status));
             return;
         }
     }
 }
 ULine* UPerfTest::getLines(UErrorCode& status){
     if (U_FAILURE(status)) {
         return NULL;
     }
     if (lines != NULL) {
         return lines;  // don't do it again
     }
     lines     = new ULine[MAXLINES];
     int maxLines = MAXLINES;
     numLines=0;
     const UChar* line=NULL;
     int32_t len =0;
     for (;;) {
         line = ucbuf_readline(ucharBuf,&len,&status);
         if(line == NULL || U_FAILURE(status)){
             break;
         }
         lines[numLines].name  = new UChar[len];
         lines[numLines].len   = len;
         memcpy(lines[numLines].name, line, len * U_SIZEOF_UCHAR);
         numLines++;
         len = 0;
         if (numLines >= maxLines) {
             maxLines += MAXLINES;
             ULine *newLines = new ULine[maxLines];
             if(newLines == NULL) {
                 fprintf(stderr, "Out of memory reading line %d.\n", (int)numLines);
                 status= U_MEMORY_ALLOCATION_ERROR;
                 delete []lines;
                 return NULL;
             }
             memcpy(newLines, lines, numLines*sizeof(ULine));
             delete []lines;
             lines = newLines;
         }
     }
     return lines;
 }
 const UChar* UPerfTest::getBuffer(int32_t& len, UErrorCode& status){
     if (U_FAILURE(status)) {
         return NULL;
     }
     len = ucbuf_size(ucharBuf);
     buffer =  (UChar*) uprv_malloc(U_SIZEOF_UCHAR * (len+1));
     u_strncpy(buffer,ucbuf_getBuffer(ucharBuf,&bufferLen,&status),len);
     buffer[len]=0;
     len = bufferLen;
     return buffer;
 }
 UBool UPerfTest::run(){
     if(_remainingArgc==1){
         // Testing all methods
         return runTest();
     }
     UBool res=FALSE;
     // Test only the specified fucntion
     for (int i = 1; i < _remainingArgc; ++i) {
         if (_argv[i][0] != '-') {
             char* name = (char*) _argv[i];
             if(verbose==TRUE){
                 //fprintf(stdout, "\n=== Handling test: %s: ===\n", name);
                 //fprintf(stdout, "\n%s:\n", name);
             }
             char* parameter = strchr( name, '@' );
             if (parameter) {
                 *parameter = 0;
                 parameter += 1;
             }
             execCount = 0;
             res = runTest( name, parameter );
             if (!res || (execCount <= 0)) {
                 fprintf(stdout, "\n---ERROR: Test doesn't exist: %s!\n", name);
                 return FALSE;
             }
         }
     }
     return res;
 }
 UBool UPerfTest::runTest(char* name, char* par ){
     UBool rval;
     char* pos = NULL;
     if (name)
         pos = strchr( name, delim ); // check if name contains path (by looking for '/')
     if (pos) {
         path = pos+1;   // store subpath for calling subtest
         *pos = 0;       // split into two strings
     }else{
         path = NULL;
     }
     if (!name || (name[0] == 0) || (strcmp(name, "*") == 0)) {
         rval = runTestLoop( NULL, NULL );
     }else if (strcmp( name, "LIST" ) == 0) {
         this->usage();
         rval = TRUE;
     }else{
         rval = runTestLoop( name, par );
     }
     if (pos)
         *pos = delim;  // restore original value at pos
     return rval;
 }
 void UPerfTest::setPath( char* pathVal )
 {
     this->path = pathVal;
 }
 // call individual tests, to be overriden to call implementations
 UPerfFunction* UPerfTest::runIndexedTest( int32_t /*index*/, UBool /*exec*/, const char* & /*name*/, char* /*par*/ )
 {
     // to be overriden by a method like:
     /*
     switch (index) {
         case 0: name = "First Test"; if (exec) FirstTest( par ); break;
         case 1: name = "Second Test"; if (exec) SecondTest( par ); break;
         default: name = ""; break;
     }
     */
     fprintf(stderr,"*** runIndexedTest needs to be overriden! ***");
     return NULL;
 }
 UBool UPerfTest::runTestLoop( char* testname, char* par )
 {
     int32_t    index = 0;
     const char*   name;
     UBool  run_this_test;
     UBool  rval = FALSE;
     UErrorCode status = U_ZERO_ERROR;
     UPerfTest* saveTest = gTest;
     gTest = this;
     int32_t loops = 0;
     double t=0;
     int32_t n = 1;
     long ops;
     do {
         this->runIndexedTest( index, FALSE, name );
         if (!name || (name[0] == 0))
             break;
         if (!testname) {
             run_this_test = TRUE;
         }else{
             run_this_test = (UBool) (strcmp( name, testname ) == 0);
         }
         if (run_this_test) {
             UPerfFunction* testFunction = this->runIndexedTest( index, TRUE, name, par );
             execCount++;
             rval=TRUE;
             if(testFunction==NULL){
                 fprintf(stderr,"%s function returned NULL", name);
                 return FALSE;
             }
             ops = testFunction->getOperationsPerIteration();
             if (ops < 1) {
                 fprintf(stderr, "%s returned an illegal operations/iteration()\n", name);
                 return FALSE;
             }
             if(iterations == 0) {
                 n = time;
                 // Run for specified duration in seconds
                 if(verbose==TRUE){
                     fprintf(stdout,"= %s calibrating %i seconds \n", name, (int)n);
                 }
                 //n *=  1000; // s => ms
                 //System.out.println("# " + meth.getName() + " " + n + " sec");
                 int32_t failsafe = 1; // last resort for very fast methods
                 t = 0;
                 while (t < (int)(n * 0.9)) { // 90% is close enough
                     if (loops == 0 || t == 0) {
                         loops = failsafe;
                         failsafe *= 10;
                     } else {
                         //System.out.println("# " + meth.getName() + " x " + loops + " = " + t);
                         loops = (int)((double)n / t * loops + 0.5);
                         if (loops == 0) {
                             fprintf(stderr,"Unable to converge on desired duration");
                             return FALSE;
                         }
                     }
                     //System.out.println("# " + meth.getName() + " x " + loops);
                     t = testFunction->time(loops,&status);
                     if(U_FAILURE(status)){
                         printf("Performance test failed with error: %s \n", u_errorName(status));
                         break;
                     }
                 }
             } else {
                 loops = iterations;
             }
             double min_t=1000000.0, sum_t=0.0;
             long events = -1;
             for(int32_t ps =0; ps < passes; ps++){
                 fprintf(stdout,"= %s begin " ,name);
                 if(verbose==TRUE){
                     if(iterations > 0) {
                         fprintf(stdout, "%i\n", (int)loops);
                     } else {
                         fprintf(stdout, "%i\n", (int)n);
                     }
                 } else {
                     fprintf(stdout, "\n");
                 }
                 t = testFunction->time(loops, &status);
                 if(U_FAILURE(status)){
                     printf("Performance test failed with error: %s \n", u_errorName(status));
                     break;
                 }
                 sum_t+=t;
                 if(t<min_t) {
                     min_t=t;
                 }
                 events = testFunction->getEventsPerIteration();
                 //print info only in verbose mode
                 if(verbose==TRUE){
                     if(events == -1){
                         fprintf(stdout, "= %s end: %f loops: %i operations: %li \n", name, t, (int)loops, ops);
                     }else{
                         fprintf(stdout, "= %s end: %f loops: %i operations: %li events: %li\n", name, t, (int)loops, ops, events);
                     }
                 }else{
                     if(events == -1){
                         fprintf(stdout,"= %s end %f %i %li\n", name, t, (int)loops, ops);
                     }else{
                         fprintf(stdout,"= %s end %f %i %li %li\n", name, t, (int)loops, ops, events);
                     }
                 }
             }
             if(verbose && U_SUCCESS(status)) {
                 double avg_t = sum_t/passes;
                 if (loops == 0 || ops == 0) {
                     fprintf(stderr, "%s did not run\n", name);
                 }
                 else if(events == -1) {
                     fprintf(stdout, "%%= %s avg: %.4g loops: %i avg/op: %.4g ns\n",
                             name, avg_t, (int)loops, (avg_t*1E9)/(loops*ops));
                     fprintf(stdout, "_= %s min: %.4g loops: %i min/op: %.4g ns\n",
                             name, min_t, (int)loops, (min_t*1E9)/(loops*ops));
                 }
                 else {
                     fprintf(stdout, "%%= %s avg: %.4g loops: %i avg/op: %.4g ns avg/event: %.4g ns\n",
                             name, avg_t, (int)loops, (avg_t*1E9)/(loops*ops), (avg_t*1E9)/(loops*events));
                     fprintf(stdout, "_= %s min: %.4g loops: %i min/op: %.4g ns min/event: %.4g ns\n",
                             name, min_t, (int)loops, (min_t*1E9)/(loops*ops), (min_t*1E9)/(loops*events));
                 }
             }
             delete testFunction;
         }
         index++;
     }while(name);
     gTest = saveTest;
     return rval;
 }
 /**
 * Print a usage message for this test class.
 */
 void UPerfTest::usage( void )
 {
     puts(gUsageString);
     if (_addUsage != NULL) {
         puts(_addUsage);
     }
     UBool save_verbose = verbose;
     verbose = TRUE;
     fprintf(stdout,"Test names:\n");
     fprintf(stdout,"-----------\n");
     int32_t index = 0;
     const char* name = NULL;
     do{
         this->runIndexedTest( index, FALSE, name );
         if (!name)
             break;
         fprintf(stdout, "%s\n", name);
         index++;
     }while (name && (name[0] != 0));
     verbose = save_verbose;
 }
 void UPerfTest::setCaller( UPerfTest* callingTest )
 {
     caller = callingTest;
     if (caller) {
         verbose = caller->verbose;
     }
 }
 UBool UPerfTest::callTest( UPerfTest& testToBeCalled, char* par )
 {
     execCount--; // correct a previously assumed test-exec, as this only calls a subtest
     testToBeCalled.setCaller( this );
     return testToBeCalled.runTest( path, par );
 }
 UPerfTest::~UPerfTest(){
     if(lines!=NULL){
         delete[] lines;
     }
     if(buffer!=NULL){
         uprv_free(buffer);
     }
     if(resolvedFileName!=NULL){
         uprv_free(resolvedFileName);
     }
     ucbuf_close(ucharBuf);
 }
 #endif

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intl/icu/source/tools/ctestfw/uperf.cpp@6474c204b198 (annotated)

intl/icu/source/tools/ctestfw/uperf.cpp