Remove the data field from MonoVTable to reduce memory usage.

[mono.git] / mono / metadata / class-internals.h

diff --git a/mono/metadata/class-internals.h b/mono/metadata/class-internals.h
index 1c97b6699223d5e293d2715d9e6f04e519b8d679..698aa28554628c5734d3a487b41cc6cc7753b0a4 100644 (file)
--- a/mono/metadata/class-internals.h
+++ b/mono/metadata/class-internals.h
@@ -458,7 +458,6 @@ struct MonoVTable {
         */
        void *gc_descr;         
        MonoDomain *domain;  /* each object/vtable belongs to exactly one domain */
-        gpointer    data; /* to store static class data */
         gpointer    type; /* System.Type type for klass */
        guint8     *interface_bitmap;
        guint16     max_interface_id;
@@ -466,9 +465,12 @@ struct MonoVTable {
        guint remote          : 1; /* class is remotely activated */
        guint initialized     : 1; /* cctor has been run */
        guint init_failed     : 1; /* cctor execution failed */
+       guint has_static_fields : 1; /* pointer to the data stored at the end of the vtable array */
        guint32     imt_collisions_bitmap;
        MonoRuntimeGenericContext *runtime_generic_context;
        /* do not add any fields after vtable, the structure is dynamically extended */
+       /* vtable contains function pointers to methods or their trampolines, at the
+        end there may be a slot containing the pointer to the static fields */
        gpointer    vtable [MONO_ZERO_LEN_ARRAY];       
 };