Make -rtsopts more flexible

[ghc-hetmet.git] / rts / RtsFlags.c

diff --git a/rts/RtsFlags.c b/rts/RtsFlags.c
index 93482f5..2e8ee9e 100644 (file)
--- a/rts/RtsFlags.c
+++ b/rts/RtsFlags.c
@@ -324,9 +324,6 @@ usage_text[] = {
 "  --install-signal-handlers=<yes|no>",
 "            Install signal handlers (default: yes)",
 #if defined(THREADED_RTS)
-"  -e<size>  Size of spark pools (default 100)",
-#endif
-#if defined(THREADED_RTS)
 "  -e<n>     Maximum number of outstanding local sparks (default: 4096)",
 #endif
 #if defined(x86_64_HOST_ARCH)
@@ -343,6 +340,8 @@ usage_text[] = {
 "            b - branch mispredictions",
 "            s - stalled cycles",
 "            e - cache miss and branch misprediction events",
+"            +PAPI_EVENT   - collect papi preset event PAPI_EVENT",
+"            #NATIVE_EVENT - collect native event NATIVE_EVENT (in hex)",
 #endif
 "",
 "RTS options may also be specified using the GHCRTS environment variable.",
@@ -414,7 +413,7 @@ setupRtsFlags(int *argc, char *argv[], int *rts_argc, char *rts_argv[])
        char *ghc_rts = getenv("GHCRTS");
 
        if (ghc_rts != NULL) {
-            if (rtsOptsEnabled) {
+            if (rtsOptsEnabled != rtsOptsNone) {
                 splitRtsFlags(ghc_rts, rts_argc, rts_argv);
             }
             else {
@@ -439,7 +438,7 @@ setupRtsFlags(int *argc, char *argv[], int *rts_argc, char *rts_argv[])
            break;
        }
        else if (strequal("+RTS", argv[arg])) {
-            if (rtsOptsEnabled) {
+            if (rtsOptsEnabled != rtsOptsNone) {
                 mode = RTS;
             }
             else {
@@ -451,7 +450,14 @@ setupRtsFlags(int *argc, char *argv[], int *rts_argc, char *rts_argv[])
            mode = PGM;
        }
        else if (mode == RTS && *rts_argc < MAX_RTS_ARGS-1) {
-           rts_argv[(*rts_argc)++] = argv[arg];
+           if ((rtsOptsEnabled == rtsOptsAll) ||
+            strequal(argv[arg], "--info")) {
+            rts_argv[(*rts_argc)++] = argv[arg];
+        }
+        else {
+            errorBelch("Most RTS options are disabled. Link with -rtsopts to enable them.");
+            stg_exit(EXIT_FAILURE);
+        }
        }
        else if (mode == PGM) {
            argv[(*argc)++] = argv[arg];
@@ -580,12 +586,18 @@ error = rtsTrue;
                  RtsFlags.PapiFlags.eventType = PAPI_FLAG_CB_EVENTS;
                  break;
                 case '+':
+                case '#':
                   if (RtsFlags.PapiFlags.numUserEvents >= MAX_PAPI_USER_EVENTS) {
                       errorBelch("maximum number of PAPI events reached");
                       stg_exit(EXIT_FAILURE);
                   }
+                  nat eventNum  = RtsFlags.PapiFlags.numUserEvents++;
+                  char kind     = rts_argv[arg][2];
+                  nat eventKind = kind == '+' ? PAPI_PRESET_EVENT_KIND : PAPI_NATIVE_EVENT_KIND;
+
+                  RtsFlags.PapiFlags.userEvents[eventNum] = rts_argv[arg] + 3;
                   RtsFlags.PapiFlags.eventType = PAPI_USER_EVENTS;
-                  RtsFlags.PapiFlags.userEvents[RtsFlags.PapiFlags.numUserEvents++] = rts_argv[arg] + 3;
+                  RtsFlags.PapiFlags.userEventsKind[eventNum] = eventKind;
                   break;
                default:
                  bad_option( rts_argv[arg] );