X-Git-Url: http://demsky.eecs.uci.edu/git/?a=blobdiff_plain;f=main.cc;h=fb4acbe75d6b530feabc4e76b111cc0f4bf4b29d;hb=6b87c110fbda87ccec4f58b1e292d5f9434c8691;hp=f58f3040d98f0afd3240381445b6de93cbf723b6;hpb=cda45d92fa7a3268dc0fed66e63ca55d251199bc;p=model-checker.git

diff --git a/main.cc b/main.cc
index f58f304..fb4acbe 100644
--- a/main.cc
+++ b/main.cc
@@ -4,9 +4,9 @@
 
 #include <unistd.h>
 
-#include "libthreads.h"
+#include <threads.h>
 #include "common.h"
-#include "threads.h"
+#include "threads-model.h"
 
 #include "datarace.h"
 
@@ -14,43 +14,104 @@
 #include "model.h"
 #include "snapshot-interface.h"
 
-static void print_usage() {
+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;
+	params->expireslop = 10;
+}
+
+static void print_usage(struct model_params *params) {
+	/* Reset defaults before printing */
+	param_defaults(params);
+
 	printf(
-"Usage: <program name> [OPTIONS]\n"
+"Usage: <program name> [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"
+"-S                    Future value expiration sloppiness. Default: %u\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->expireslop, params->fairwindow, params->enabledcount, params->bound);
 	exit(EXIT_SUCCESS);
 }
 
-static void parse_options(struct model_params *params, int argc, char **argv) {
-	const char *shortopts = "h";
+static void parse_options(struct model_params *params, int *argc, char ***argv) {
+	const char *shortopts = "hm:M:s:S:f:e:b:";
 	int opt;
 	bool error = false;
-	while (!error && (opt = getopt(argc, argv, shortopts)) != -1) {
+	while (!error && (opt = getopt(*argc, *argv, shortopts)) != -1) {
 		switch (opt) {
 		case 'h':
-			print_usage();
+			print_usage(params);
+			break;
+		case 's':
+			params->maxfuturedelay = atoi(optarg);
+			break;
+		case 'S':
+			params->expireslop = atoi(optarg);
+			break;
+		case 'f':
+			params->fairwindow = atoi(optarg);
+			break;
+		case 'e':
+			params->enabledcount = atoi(optarg);
+			break;
+		case 'b':
+			params->bound = atoi(optarg);
+			break;
+		case 'm':
+			params->maxreads = atoi(optarg);
+			break;
+		case 'M':
+			params->maxfuturevalues = atoi(optarg);
 			break;
 		default: /* '?' */
 			error = true;
 			break;
 		}
 	}
+	(*argv)[optind - 1] = (*argv)[0];
+	(*argc) -= (optind - 1);
+	(*argv) += (optind - 1);
+	optind = 1;
+
 	if (error)
-		print_usage();
+		print_usage(params);
 }
 
 int main_argc;
 char **main_argv;
 
-/** The real_main function contains the main model checking loop. */
-static void real_main() {
+/** 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;
 
-	parse_options(&params, main_argc, main_argv);
+	param_defaults(&params);
+
+	parse_options(&params, &main_argc, &main_argv);
 
 	//Initialize race detector
 	initRaceDetector();
@@ -63,7 +124,7 @@ static void real_main() {
 	snapshotObject->snapshotStep(0);
 	do {
 		/* Start user program */
-		model->add_thread(new Thread(&user_thread, (void (*)(void *)) &user_main, NULL));
+		model->add_thread(new Thread(&user_thread, &wrapper_user_main, NULL));
 
 		/* Wait for all threads to complete */
 		model->finish_execution();
@@ -76,12 +137,12 @@ static void real_main() {
 
 /**
  * Main function.  Just initializes snapshotting library and the
- * snapshotting library calls the real_main function.
+ * 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, 1000, &real_main);
+	initSnapshotLibrary(10000, 1024, 1024, 4000, &model_main);
 }