main: suggest thrd_yield() for -y fairness

[cdsspec-compiler.git] / main.cc

diff --git a/main.cc b/main.cc
index 5a33baf996bc3d0f85f11108797b8907c89b6507..d489d96eb459b5263d6d8a4032e31f39c28127c9 100644 (file)
--- a/main.cc
+++ b/main.cc
@@ -46,7 +46,7 @@ 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"
@@ -63,7 +63,8 @@ static void print_usage(const char *program_name, struct model_params *params)
 "                              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"
@@ -75,7 +76,9 @@ static void print_usage(const char *program_name, struct model_params *params)
 "                              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 is noisy; 2 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"
@@ -93,8 +96,9 @@ static void print_usage(const char *program_name, struct model_params *params)
                params->fairwindow,
                params->enabledcount,
                params->bound,
+               params->verbose,
                params->uninitvalue);
-       model_print("Analysis plug ins:\n");
+       model_print("Analysis plugins:\n");
        for(unsigned int i=0;i<registeredanalysis->size();i++) {
                TraceAnalysis * analysis=(*registeredanalysis)[i];
                model_print("%s\n", analysis->name());