X-Git-Url: http://plrg.eecs.uci.edu/git/?p=c11tester.git;a=blobdiff_plain;f=main.cc;h=b0931f757e860a778c46e347dde08f87e978abe0;hp=12fc3e17c717cdc04c300bb19d111bb8a3627f7e;hb=25d73096cfc14c655f94b01bb235cc5efd1d5696;hpb=ea1b819b2f1abb0142267f0543b8d7c946658083 diff --git a/main.cc b/main.cc index 12fc3e17..b0931f75 100644 --- a/main.cc +++ b/main.cc @@ -20,12 +20,14 @@ void param_defaults(struct model_params *params) { params->verbose = !!DBG_ENABLED(); - params->uninitvalue = 0; params->maxexecutions = 10; + params->traceminsize = 0; + params->checkthreshold = 500000; + params->removevisible = false; params->nofork = false; } -static void print_usage(const char *program_name, struct model_params *params) +static void print_usage(struct model_params *params) { ModelVector * registeredanalysis=getRegisteredTraceAnalysis(); /* Reset defaults before printing */ @@ -36,7 +38,7 @@ static void print_usage(const char *program_name, struct model_params *params) "Distributed under the GPLv2\n" "Written by Brian Norris and Brian Demsky\n" "\n" - "Usage: %s [MODEL-CHECKER OPTIONS] -- [PROGRAM ARGS]\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" @@ -47,20 +49,21 @@ static void print_usage(const char *program_name, struct model_params *params) " 0 is quiet; 1 shows valid executions; 2 is noisy;\n" " 3 is noisier.\n" " Default: %d\n" - "-u, --uninitialized=VALUE Return VALUE any load which may read from an\n" - " uninitialized atomic.\n" - " Default: %u\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" - " -- Program arguments follow.\n\n", - program_name, + "-m, --minsize=NUM Minimum number of actions to keep\n" + " Default: %u\n" + "-f, --freqfree=NUM Frequency to free actions\n" + " Default: %u\n" + "-r, --removevisible Free visible writes\n", params->verbose, - params->uninitvalue, - params->maxexecutions); + params->maxexecutions, + params->traceminsize, + params->checkthreshold); model_print("Analysis plugins:\n"); for(unsigned int i=0;isize();i++) { TraceAnalysis * analysis=(*registeredanalysis)[i]; @@ -84,24 +87,49 @@ bool install_plugin(char * name) { return true; } -static void parse_options(struct model_params *params, int argc, char **argv) -{ - const char *shortopts = "hnt:o:u:x:v::"; +void parse_options(struct model_params *params) { + const char *shortopts = "hrnt:o:x:v:m:f:"; const struct option longopts[] = { {"help", no_argument, NULL, 'h'}, - {"verbose", optional_argument, NULL, 'v'}, - {"uninitialized", required_argument, NULL, 'u'}, + {"removevisible", no_argument, NULL, 'r'}, {"analysis", required_argument, NULL, 't'}, {"options", required_argument, NULL, 'o'}, {"maxexecutions", required_argument, NULL, 'x'}, + {"verbose", optional_argument, NULL, 'v'}, + {"minsize", required_argument, NULL, 'm'}, + {"freqfree", required_argument, NULL, 'f'}, {0, 0, 0, 0} /* Terminator */ }; int opt, longindex; bool error = false; + 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(argv[0], params); + print_usage(params); break; case 'n': params->nofork = true; @@ -112,13 +140,19 @@ static void parse_options(struct model_params *params, int argc, char **argv) case 'v': params->verbose = optarg ? atoi(optarg) : 1; break; - case 'u': - params->uninitvalue = atoi(optarg); - break; case 't': if (install_plugin(optarg)) error = true; break; + case 'm': + params->traceminsize = atoi(optarg); + break; + case 'f': + params->checkthreshold = atoi(optarg); + break; + case 'r': + params->removevisible = true; + break; case 'o': { ModelVector * analyses = getInstalledTraceAnalysis(); @@ -132,25 +166,14 @@ static void parse_options(struct model_params *params, int argc, char **argv) } } - /* Pass remaining arguments to user program */ - params->argc = argc - (optind - 1); - params->argv = argv + (optind - 1); - - /* Reset program name */ - params->argv[0] = argv[0]; - - /* Reset (global) optind for potential use by user program */ - optind = 1; + /* Special value to reset implementation as described by Linux man page. */ + optind = 0; if (error) - print_usage(argv[0], params); + print_usage(params); } -int main_argc; -char **main_argv; - -static void install_trace_analyses(ModelExecution *execution) -{ +void install_trace_analyses(ModelExecution *execution) { ModelVector * installedanalysis=getInstalledTraceAnalysis(); for(unsigned int i=0;isize();i++) { TraceAnalysis * ta=(*installedanalysis)[i]; @@ -160,49 +183,3 @@ static void install_trace_analyses(ModelExecution *execution) ta->actionAtInstallation(); } } - -/** - * 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; - - /* - * If this printf statement is removed, C11Tester will fail on an - * assert on some versions of glibc. The first time printf is - * called, it allocated internal buffers. We can't easily snapshot - * libc since we also use it. - */ - - printf("C11Tester\n" - "Copyright (c) 2013 and 2019 Regents of the University of California. All rights reserved.\n" - "Distributed under the GPLv2\n" - "Written by Weiyu Luo, Brian Norris, and Brian Demsky\n\n"); - - /* Configure output redirection for the model-checker */ - redirect_output(); - - //Initialize snapshotting library and model checker object - if (!model) { - snapshot_system_init(10000, 1024, 1024, 40000); - model = new ModelChecker(); - model->startChecker(); - } - - register_plugins(); - - //Parse command line options - model_params *params = model->getParams(); - parse_options(params, main_argc, main_argv); - - - snapshot_stack_init(); - install_trace_analyses(model->get_execution()); - - snapshot_record(0); - model->startMainThread(); - DEBUG("Exiting\n"); -}