X-Git-Url: http://wien.tomnetworks.com/gitweb/?a=blobdiff_plain;f=mono%2Fmetadata%2Fsgen-scan-object.h;h=48490d781e227d7f58179e5b49e8521ad27923ce;hb=f6c4420d096e238f1e861edbe7483b2ee9167709;hp=c61f1dbf1c948b57be9c5d7b00683559368866f4;hpb=66f9613b0958e24601783de8b8fcbc77b7a07a2a;p=mono.git

diff --git a/mono/metadata/sgen-scan-object.h b/mono/metadata/sgen-scan-object.h
index c61f1dbf1c9..48490d781e2 100644
--- a/mono/metadata/sgen-scan-object.h
+++ b/mono/metadata/sgen-scan-object.h
@@ -38,6 +38,9 @@
  * padding at the end) is "skip_size".  "desc" is the object's GC
  * descriptor.  The action can use the macro
  * "SCAN" to scan the object.
+ *
+ * SCAN_OBJECT_NOVTABLE - desc is provided by the includer, instead of
+ * vt.  Complex arrays cannot not be scanned.
  */
 
 #ifndef SCAN_OBJECT_ACTION
@@ -45,6 +48,7 @@
 #endif
 
 {
+#ifndef SCAN_OBJECT_NOVTABLE
 	GCVTable *vt;
 	mword desc;
 
@@ -53,6 +57,7 @@
 
 	/* gcc should be smart enough to remove the bounds check, but it isn't:( */
 	desc = vt->desc;
+#endif
 	switch (desc & 0x7) {
 	case DESC_TYPE_RUN_LENGTH:
 #define SCAN OBJ_RUN_LEN_FOREACH_PTR (desc, start)
@@ -62,7 +67,14 @@
 		SCAN_OBJECT_ACTION;
 #undef SCAN
 		break;
-	case DESC_TYPE_ARRAY:
+	case DESC_TYPE_SMALL_BITMAP:
+#define SCAN OBJ_BITMAP_FOREACH_PTR (desc, start)
+#ifndef SCAN_OBJECT_NOSCAN
+		SCAN;
+#endif
+		SCAN_OBJECT_ACTION;
+#undef SCAN
+		break;
 	case DESC_TYPE_VECTOR:
 #define SCAN OBJ_VECTOR_FOREACH_PTR (desc, start)
 #ifndef SCAN_OBJECT_NOSCAN
@@ -88,6 +100,7 @@
 		SCAN_OBJECT_ACTION;
 #undef SCAN
 		break;
+#ifndef SCAN_OBJECT_NOVTABLE
 	case DESC_TYPE_COMPLEX_ARR:
 		/* this is an array of complex structs */
 #define SCAN OBJ_COMPLEX_ARR_FOREACH_PTR (vt, start)
@@ -97,6 +110,11 @@
 		SCAN_OBJECT_ACTION;
 #undef SCAN
 		break;
+#endif
+	case DESC_TYPE_COMPLEX_PTRFREE:
+		/*Nothing to do*/
+		SCAN_OBJECT_ACTION;
+		break;
 	default:
 		g_assert_not_reached ();
 	}
@@ -104,3 +122,4 @@
 
 #undef SCAN_OBJECT_NOSCAN
 #undef SCAN_OBJECT_ACTION
+#undef SCAN_OBJECT_NOVTABLE