RtsFlags.ParFlags.nNodes = 1;
RtsFlags.ParFlags.migrate = rtsTrue;
RtsFlags.ParFlags.wakeupMigrate = rtsFalse;
+ RtsFlags.ParFlags.gcThreads = 1;
#endif
#ifdef PAR
#ifdef USE_PAPI
/* By default no special measurements taken */
RtsFlags.PapiFlags.eventType = 0;
+ RtsFlags.PapiFlags.numUserEvents = 0;
#endif
}
#endif /* DEBUG */
#if defined(THREADED_RTS) && !defined(NOSMP)
" -N<n> Use <n> OS threads (default: 1)",
+" -g<n> Use <n> OS threads for GC (default: 1)",
" -qm Don't automatically migrate threads between CPUs",
" -qw Migrate a thread to the current CPU when it is woken up",
#endif
case 'e':
RtsFlags.PapiFlags.eventType = PAPI_FLAG_CB_EVENTS;
break;
+ case '+':
+ if (RtsFlags.PapiFlags.numUserEvents >= MAX_PAPI_USER_EVENTS) {
+ errorBelch("maximum number of PAPI events reached");
+ stg_exit(EXIT_FAILURE);
+ }
+ RtsFlags.PapiFlags.eventType = PAPI_USER_EVENTS;
+ RtsFlags.PapiFlags.userEvents[RtsFlags.PapiFlags.numUserEvents++] = rts_argv[arg] + 3;
+ break;
default:
bad_option( rts_argv[arg] );
}
errorBelch("bad value for -N");
error = rtsTrue;
}
+ }
+ ) break;
+
+ case 'g':
+ THREADED_BUILD_ONLY(
+ if (rts_argv[arg][2] != '\0') {
+ RtsFlags.ParFlags.gcThreads
+ = strtol(rts_argv[arg]+2, (char **) NULL, 10);
+ if (RtsFlags.ParFlags.nNodes <= 0) {
+ errorBelch("bad value for -g");
+ error = rtsTrue;
+ }
#if defined(PROFILING)
if (RtsFlags.ParFlags.nNodes > 1) {
errorBelch("bad option %s: only -N1 is supported with profiling", rts_argv[arg]);