give Bad nodes a mode

[libfirm] / ir / be / bemain.c

diff --git a/ir/be/bemain.c b/ir/be/bemain.c
index cca779d..07afa5d 100644 (file)
--- a/ir/be/bemain.c
+++ b/ir/be/bemain.c
@@ -81,7 +81,8 @@
 static be_options_t be_options = {
        DUMP_NONE,                         /* dump flags */
        BE_TIME_OFF,                       /* no timing */
-       0,                                 /* no opt profile */
+       false,                             /* profile_generate */
+       false,                             /* profile_use */
        0,                                 /* try to omit frame pointer */
        0,                                 /* create PIC code */
        BE_VERIFY_WARN,                    /* verification level: warn */
@@ -130,7 +131,8 @@ static const lc_opt_table_entry_t be_main_options[] = {
        LC_OPT_ENT_BOOL     ("pic",        "create PIC code",                                     &be_options.pic),
        LC_OPT_ENT_ENUM_PTR ("verify",     "verify the backend irg",                              &verify_var),
        LC_OPT_ENT_BOOL     ("time",       "get backend timing statistics",                       &be_options.timing),
-       LC_OPT_ENT_BOOL     ("profile",    "instrument the code for execution count profiling",   &be_options.opt_profile),
+       LC_OPT_ENT_BOOL     ("profilegenerate", "instrument the code for execution count profiling",   &be_options.opt_profile_generate),
+       LC_OPT_ENT_BOOL     ("profileuse",      "use existing profile data",                           &be_options.opt_profile_use),
        LC_OPT_ENT_BOOL     ("statev",     "dump statistic events",                               &be_options.statev),
        LC_OPT_ENT_STR      ("filtev",     "filter for stat events (regex if support is active",  &be_options.filtev, sizeof(be_options.filtev)),
 
@@ -548,18 +550,21 @@ static void be_main_loop(FILE *file_handle, const char *cup_name)
                Get the filename for the profiling data.
                Beware: '\0' is already included in sizeof(suffix)
        */
-       sprintf(prof_filename, "%.*s%s\n", (int)(sizeof(prof_filename) - sizeof(suffix)), cup_name, suffix);
-
-       /*
-               Next: Either instruments all irgs with profiling code
-               or try to read in profile data for current translation unit.
-       */
-       if (be_options.opt_profile) {
-               ir_graph *prof_init_irg = ir_profile_instrument(prof_filename, profile_default);
+       sprintf(prof_filename, "%.*s%s",
+               (int)(sizeof(prof_filename) - sizeof(suffix)), cup_name, suffix);
+
+       if (be_options.opt_profile_use) {
+               bool res = ir_profile_read(prof_filename);
+               if (!res) {
+                       fprintf(stderr, "Warning: Couldn't read profile data '%s'\n",
+                               prof_filename);
+               }
+       }
+       if (be_options.opt_profile_generate) {
+               ir_graph *prof_init_irg
+                       = ir_profile_instrument(prof_filename);
                initialize_birg(&birgs[num_birgs], prof_init_irg, &env);
                num_birgs++;
-       } else {
-               ir_profile_read(prof_filename);
        }
 
        stat_active = stat_is_active();