#include <unistd.h>
#include <getopt.h>
+#include <string.h>
#include "common.h"
#include "output.h"
#include "model.h"
#include "params.h"
#include "snapshot-interface.h"
-#include "scanalysis.h"
static void param_defaults(struct model_params *params)
{
params->maxreads = 0;
- params->maxfuturedelay = 6;
params->fairwindow = 0;
params->yieldon = false;
params->yieldblock = false;
- params->sc_trace_analysis = false;
params->enabledcount = 1;
params->bound = 0;
- params->maxfuturevalues = 0;
- params->expireslop = 4;
params->verbose = !!DBG_ENABLED();
params->uninitvalue = 0;
+ params->maxexecutions = 0;
}
static void print_usage(const char *program_name, struct model_params *params)
"\n"
"Usage: %s [MODEL-CHECKER OPTIONS] -- [PROGRAM ARGS]\n"
"\n"
-"MODLE-CHECKER OPTIONS can be any of the model-checker options listed below. Arguments\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"
"-m, --liveness=NUM Maximum times a thread can read from the same write\n"
" while other writes exist.\n"
" Default: %d\n"
-"-M, --maxfv=NUM Maximum number of future values that can be sent to\n"
-" the same read.\n"
-" Default: %d\n"
-"-s, --maxfvdelay=NUM Maximum actions that the model checker will wait for\n"
-" a write from the future past the expected number\n"
-" of actions.\n"
-" Default: %d\n"
-"-S, --fvslop=NUM Future value expiration sloppiness.\n"
-" Default: %u\n"
-"-y, --yield Enable CHESS-like yield-based fairness support.\n"
+"-y, --yield Enable CHESS-like yield-based fairness support\n"
+" (requires thrd_yield() in test program).\n"
" Default: %s\n"
"-Y, --yieldblock Prohibit an execution from running a yield.\n"
" Default: %s\n"
" Default: %d\n"
"-b, --bound=MAX Upper length bound.\n"
" Default: %d\n"
-"-v, --verbose Print verbose execution information.\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"
"-u, --uninitialized=VALUE Return VALUE any load which may read from an\n"
" uninitialized atomic.\n"
" Default: %u\n"
-"-c, --analysis Use SC Trace Analysis.\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"
" -- Program arguments follow.\n\n",
program_name,
params->maxreads,
- params->maxfuturevalues,
- params->maxfuturedelay,
- params->expireslop,
params->yieldon ? "enabled" : "disabled",
params->yieldblock ? "enabled" : "disabled",
params->fairwindow,
params->enabledcount,
params->bound,
- params->uninitvalue);
+ params->verbose,
+ params->uninitvalue,
+ params->maxexecutions);
+
exit(EXIT_SUCCESS);
}
static void parse_options(struct model_params *params, int argc, char **argv)
{
- const char *shortopts = "hyYcm:M:s:S:f:e:b:u:v::";
+ const char *shortopts = "hyYt:o:m:f:e:b:u:x:v::";
const struct option longopts[] = {
{"help", no_argument, NULL, 'h'},
{"liveness", required_argument, NULL, 'm'},
- {"maxfv", required_argument, NULL, 'M'},
- {"maxfvdelay", required_argument, NULL, 's'},
- {"fvslop", required_argument, NULL, 'S'},
{"fairness", required_argument, NULL, 'f'},
{"yield", no_argument, NULL, 'y'},
{"yieldblock", no_argument, NULL, 'Y'},
{"enabled", required_argument, NULL, 'e'},
{"bound", required_argument, NULL, 'b'},
{"verbose", optional_argument, NULL, 'v'},
- {"uninitialized", optional_argument, NULL, 'u'},
- {"analysis", optional_argument, NULL, 'c'},
+ {"uninitialized", required_argument, NULL, 'u'},
+ {"analysis", required_argument, NULL, 't'},
+ {"options", required_argument, NULL, 'o'},
+ {"maxexecutions", required_argument, NULL, 'x'},
{0, 0, 0, 0} /* Terminator */
};
int opt, longindex;
case 'h':
print_usage(argv[0], params);
break;
- case 's':
- params->maxfuturedelay = atoi(optarg);
- break;
- case 'S':
- params->expireslop = atoi(optarg);
+ case 'x':
+ params->maxexecutions = atoi(optarg);
break;
case 'f':
params->fairwindow = atoi(optarg);
case 'm':
params->maxreads = atoi(optarg);
break;
- case 'M':
- params->maxfuturevalues = atoi(optarg);
- break;
case 'v':
params->verbose = optarg ? atoi(optarg) : 1;
break;
case 'u':
params->uninitvalue = atoi(optarg);
break;
- case 'c':
- params->sc_trace_analysis = true;
- break;
case 'y':
params->yieldon = true;
break;
+/** case 't':
+ if (install_plugin(optarg))
+ error = true;
+ break;
+ case 'o':
+ {
+ ModelVector<TraceAnalysis *> * analyses = getInstalledTraceAnalysis();
+ if ( analyses->size() == 0 || (*analyses)[analyses->size()-1]->option(optarg))
+ error = true;
+ }
+ break;
+*/
case 'Y':
params->yieldblock = true;
break;
int main_argc;
char **main_argv;
-static void install_trace_analyses(const ModelExecution *execution)
-{
- if (model->params.sc_trace_analysis)
- model->add_trace_analysis(new SCAnalysis(execution));
-}
-
/** The model_main function contains the main model checking loop. */
static void model_main()
{
snapshot_stack_init();
- model = new ModelChecker(params);
- install_trace_analyses(model->get_execution());
+ model = new ModelChecker(params); // L: Model thread is created
+// install_trace_analyses(model->get_execution()); L: disable plugin
snapshot_record(0);
model->run();
main_argc = argc;
main_argv = argv;
+ /*
+ * If this printf statement is removed, CDSChecker 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("CDSChecker\n"
+ "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");
+
/* Configure output redirection for the model-checker */
redirect_output();