X-Git-Url: http://plrg.eecs.uci.edu/git/?a=blobdiff_plain;f=main.cc;h=17bc71c86a87783614ffe5200e68d54ff0fc12c1;hb=98e8ab95688324f8d0c0e77392c375c89c562c08;hp=122539811e8f36c0b86f7fadbe823ca6cdbee29a;hpb=9b23c6d09407427abcbc41c0eabecaf8724e6e26;p=c11tester.git diff --git a/main.cc b/main.cc index 12253981..17bc71c8 100644 --- a/main.cc +++ b/main.cc @@ -3,141 +3,163 @@ */ #include +#include +#include -#include #include "common.h" -#include "threads-model.h" +#include "output.h" #include "datarace.h" /* global "model" object */ #include "model.h" +#include "params.h" #include "snapshot-interface.h" +#include "plugins.h" -static void param_defaults(struct model_params * params) { - params->maxreads = 0; - params->maxfuturedelay = 100; - params->fairwindow = 0; - params->enabledcount = 1; - params->bound = 0; - params->maxfuturevalues = 0; +void param_defaults(struct model_params *params) +{ + params->verbose = !!DBG_ENABLED(); + params->maxexecutions = 10; + params->tracebound = 0; + params->nofork = false; } -static void print_usage(struct model_params *params) { +static void print_usage(struct model_params *params) +{ + ModelVector * registeredanalysis=getRegisteredTraceAnalysis(); /* Reset defaults before printing */ param_defaults(params); - printf( -"Usage: [MC_OPTIONS] -- [PROGRAM ARGUMENTS]\n" -"\n" -"Options:\n" -"-h Display this help message and exit\n" -"-m Maximum times a thread can read from the same write\n" -" while other writes exist. Default: %d\n" -"-M Maximum number of future values that can be sent to\n" -" the same read. Default: %d\n" -"-s Maximum actions that the model checker will wait for\n" -" a write from the future past the expected number of\n" -" actions. Default: %d\n" -"-f Specify a fairness window in which actions that are\n" -" enabled sufficiently many times should receive\n" -" priority for execution. Default: %d\n" -"-e Enabled count. Default: %d\n" -"-b Upper length bound. Default: %d\n" -"-- Program arguments follow.\n\n", -params->maxreads, params->maxfuturevalues, params->maxfuturedelay, params->fairwindow, params->enabledcount, params->bound); + model_print( + "Copyright (c) 2013 Regents of the University of California. All rights reserved.\n" + "Distributed under the GPLv2\n" + "Written by Brian Norris and Brian Demsky\n" + "\n" + "Usage: C11TESTER=[MODEL-CHECKER OPTIONS]\n" + "\n" + "MODEL-CHECKER OPTIONS can be any of the model-checker options listed below. Arguments\n" + "provided after the `--' (the PROGRAM ARGS) are passed to the user program.\n" + "\n" + "Model-checker options:\n" + "-h, --help Display this help message and exit\n" + "-v[NUM], --verbose[=NUM] Print verbose execution information. NUM is optional:\n" + " 0 is quiet; 1 shows valid executions; 2 is noisy;\n" + " 3 is noisier.\n" + " Default: %d\n" + "-t, --analysis=NAME Use Analysis Plugin.\n" + "-o, --options=NAME Option for previous analysis plugin. \n" + "-x, --maxexec=NUM Maximum number of executions.\n" + " Default: %u\n" + " -o help for a list of options\n" + "-n No fork\n\n", + params->verbose, + params->maxexecutions); + model_print("Analysis plugins:\n"); + for(unsigned int i=0;isize();i++) { + TraceAnalysis * analysis=(*registeredanalysis)[i]; + model_print("%s\n", analysis->name()); + } exit(EXIT_SUCCESS); } -static void parse_options(struct model_params *params, int *argc, char ***argv) { - const char *shortopts = "hm:M:s:f:e:b:"; - int opt; +bool install_plugin(char * name) { + ModelVector * registeredanalysis=getRegisteredTraceAnalysis(); + ModelVector * installedanalysis=getInstalledTraceAnalysis(); + + for(unsigned int i=0;isize();i++) { + TraceAnalysis * analysis=(*registeredanalysis)[i]; + if (strcmp(name, analysis->name())==0) { + installedanalysis->push_back(analysis); + return false; + } + } + model_print("Analysis %s Not Found\n", name); + return true; +} + +void parse_options(struct model_params *params) { + const char *shortopts = "hnt:o:x:v::"; + const struct option longopts[] = { + {"help", no_argument, NULL, 'h'}, + {"verbose", optional_argument, NULL, 'v'}, + {"analysis", required_argument, NULL, 't'}, + {"options", required_argument, NULL, 'o'}, + {"maxexecutions", required_argument, NULL, 'x'}, + {0, 0, 0, 0} /* Terminator */ + }; + int opt, longindex; + int tmpoptind = optind; bool error = false; - while (!error && (opt = getopt(*argc, *argv, shortopts)) != -1) { + char * options = getenv("C11TESTER"); + + if (options == NULL) + return; + int argc = 1; + int index; + for(index = 0;options[index]!=0;index++) { + if (options[index] == ' ') + argc++; + } + argc++; //first parameter is executable name + char optcpy[index + 1]; + memcpy(optcpy, options, index+1); + char * argv[argc + 1]; + argv[0] = NULL; + argv[1] = optcpy; + int count = 2; + for(index = 0;optcpy[index]!=0;index++) { + if (optcpy[index] == ' ') { + argv[count++] = &optcpy[index+1]; + optcpy[index] = 0; + } + } + + while (!error && (opt = getopt_long(argc, argv, shortopts, longopts, &longindex)) != -1) { switch (opt) { case 'h': print_usage(params); break; - case 's': - params->maxfuturedelay = atoi(optarg); - break; - case 'f': - params->fairwindow = atoi(optarg); + case 'n': + params->nofork = true; break; - case 'e': - params->enabledcount = atoi(optarg); + case 'x': + params->maxexecutions = atoi(optarg); break; - case 'b': - params->bound = atoi(optarg); + case 'v': + params->verbose = optarg ? atoi(optarg) : 1; break; - case 'm': - params->maxreads = atoi(optarg); + case 't': + if (install_plugin(optarg)) + error = true; break; - case 'M': - params->maxfuturevalues = atoi(optarg); - break; - default: /* '?' */ + case 'o': + { + ModelVector * analyses = getInstalledTraceAnalysis(); + if ( analyses->size() == 0 || (*analyses)[analyses->size()-1]->option(optarg)) + error = true; + } + break; + default: /* '?' */ error = true; break; } } - (*argv)[optind - 1] = (*argv)[0]; - (*argc) -= (optind - 1); - (*argv) += (optind - 1); - optind = 1; + + /* Restore (global) optind for potential use by user program */ + optind = tmpoptind; if (error) print_usage(params); } -int main_argc; -char **main_argv; - -/** Wrapper to run the user's main function, with appropriate arguments */ -void wrapper_user_main(void *) -{ - user_main(main_argc, main_argv); -} - -/** The model_main function contains the main model checking loop. */ -static void model_main() { - thrd_t user_thread; - struct model_params params; - - param_defaults(¶ms); - - parse_options(¶ms, &main_argc, &main_argv); - - //Initialize race detector - initRaceDetector(); - - //Create the singleton SnapshotStack object - snapshotObject = new SnapshotStack(); - - model = new ModelChecker(params); - - snapshotObject->snapshotStep(0); - do { - /* Start user program */ - model->add_thread(new Thread(&user_thread, &wrapper_user_main, NULL)); - - /* Wait for all threads to complete */ - model->finish_execution(); - } while (model->next_execution()); - - delete model; - - DEBUG("Exiting\n"); -} - -/** - * Main function. Just initializes snapshotting library and the - * snapshotting library calls the model_main function. - */ -int main(int argc, char ** argv) { - main_argc = argc; - main_argv = argv; - - /* Let's jump in quickly and start running stuff */ - initSnapshotLibrary(10000, 1024, 1024, 4000, &model_main); +void install_trace_analyses(ModelExecution *execution) { + ModelVector * installedanalysis=getInstalledTraceAnalysis(); + for(unsigned int i=0;isize();i++) { + TraceAnalysis * ta=(*installedanalysis)[i]; + ta->setExecution(execution); + model->add_trace_analysis(ta); + /** Call the installation event for each installed plugin */ + ta->actionAtInstallation(); + } }