#include <mono/metadata/object.h>
#include <mono/metadata/appdomain.h>
#include <mono/metadata/mono-endian.h>
+#include <mono/metadata/debug-helpers.h>
#if HAVE_BOEHM_GC
#include <gc/gc.h>
#endif
#define CSIZE(x) (sizeof (x) / 4)
+MonoStats mono_stats;
+
gboolean mono_print_vtable = FALSE;
static MonoClass * mono_class_create_from_typedef (MonoImage *image, guint32 type_token);
-static gpointer
-default_trampoline (MonoMethod *method)
-{
- return method;
-}
-
-static gpointer
-default_remoting_trampoline (MonoMethod *method)
-{
- g_error ("remoting not installed");
- return NULL;
-}
-
-static void
-default_runtime_class_init (MonoClass *klass)
-{
- return;
-}
-
-static MonoTrampoline arch_create_jit_trampoline = default_trampoline;
-static MonoTrampoline arch_create_remoting_trampoline = default_remoting_trampoline;
-static MonoRuntimeClassInit mono_runtime_class_init = default_runtime_class_init;
-
-void
-mono_install_trampoline (MonoTrampoline func)
-{
- arch_create_jit_trampoline = func? func: default_trampoline;
-}
-
-void
-mono_install_remoting_trampoline (MonoTrampoline func)
-{
- arch_create_remoting_trampoline = func? func: default_remoting_trampoline;
-}
-
-void
-mono_install_runtime_class_init (MonoRuntimeClassInit func)
-{
- mono_runtime_class_init = func? func: default_runtime_class_init;
-}
-
-static MonoClass *
-mono_class_create_from_typeref (MonoImage *image, guint32 type_token)
+MonoClass *
+mono_class_from_typeref (MonoImage *image, guint32 type_token)
{
guint32 cols [MONO_TYPEREF_SIZE];
MonoTableInfo *t = &image->tables [MONO_TABLE_TYPEREF];
MonoClass *res;
mono_metadata_decode_row (t, (type_token&0xffffff)-1, cols, MONO_TYPEREF_SIZE);
- g_assert ((cols [MONO_TYPEREF_SCOPE] & 0x3) == 2);
- idx = cols [MONO_TYPEREF_SCOPE] >> 2;
+
+ name = mono_metadata_string_heap (image, cols [MONO_TYPEREF_NAME]);
+ nspace = mono_metadata_string_heap (image, cols [MONO_TYPEREF_NAMESPACE]);
+
+ idx = cols [MONO_TYPEREF_SCOPE] >> RESOLTION_SCOPE_BITS;
+ switch (cols [MONO_TYPEREF_SCOPE] & RESOLTION_SCOPE_MASK) {
+ case RESOLTION_SCOPE_MODULE:
+ if (!idx)
+ g_error ("null ResolutionScope not yet handled");
+ /* a typedef in disguise */
+ return mono_class_from_name (image, nspace, name);
+ case RESOLTION_SCOPE_MODULEREF:
+ return mono_class_from_name (image->assembly->modules [idx - 1], nspace, name);
+ case RESOLTION_SCOPE_TYPEREF: {
+ MonoClass *enclosing = mono_class_from_typeref (image, MONO_TOKEN_TYPE_REF | idx);
+ GList *tmp;
+ mono_class_init (enclosing);
+ for (tmp = enclosing->nested_classes; tmp; tmp = tmp->next) {
+ res = tmp->data;
+ if (strcmp (res->name, name) == 0)
+ return res;
+ }
+ g_warning ("TypeRef ResolutionScope not yet handled (%d)", idx);
+ return NULL;
+ }
+ case RESOLTION_SCOPE_ASSEMBLYREF:
+ break;
+ }
if (!image->references || !image->references [idx-1]) {
/*
return res;
}
- name = mono_metadata_string_heap (image, cols [MONO_TYPEREF_NAME]);
- nspace = mono_metadata_string_heap (image, cols [MONO_TYPEREF_NAMESPACE]);
-
/* load referenced assembly */
image = image->references [idx-1]->image;
return mono_class_from_name (image, nspace, name);
}
+MonoMarshalType *
+mono_marshal_load_type_info (MonoClass* klass)
+{
+ int i, j, count = 0;
+ MonoMarshalType *info;
+ guint32 layout;
+
+ g_assert (klass != NULL);
+
+ if (klass->marshal_info)
+ return klass->marshal_info;
+
+ if (!klass->inited)
+ mono_class_init (klass);
+
+ for (i = 0; i < klass->field.count; ++i) {
+ if (klass->fields [i].type->attrs & FIELD_ATTRIBUTE_STATIC)
+ continue;
+ count++;
+ }
+
+ layout = klass->flags & TYPE_ATTRIBUTE_LAYOUT_MASK;
+
+ klass->marshal_info = info = g_malloc0 (sizeof (MonoMarshalType) + sizeof (MonoMarshalField) * count);
+ info->num_fields = count;
+
+ if (klass->parent)
+ info->native_size = mono_class_native_size (klass->parent, NULL);
+
+ for (j = i = 0; i < klass->field.count; ++i) {
+ int size, align;
+
+ if (klass->fields [i].type->attrs & FIELD_ATTRIBUTE_STATIC)
+ continue;
+
+ if (klass->fields [i].type->attrs & FIELD_ATTRIBUTE_HAS_FIELD_MARSHAL)
+ mono_metadata_field_info (klass->image, klass->field.first + i,
+ NULL, NULL, &info->fields [j].mspec);
+
+ info->fields [j].field = &klass->fields [i];
+
+ switch (layout) {
+ case TYPE_ATTRIBUTE_AUTO_LAYOUT:
+ case TYPE_ATTRIBUTE_SEQUENTIAL_LAYOUT:
+ size = mono_marshal_type_size (klass->fields [i].type, info->fields [j].mspec,
+ &align, TRUE, klass->unicode);
+ align = klass->packing_size ? MIN (klass->packing_size, align): align;
+ info->fields [j].offset = info->native_size;
+ info->fields [j].offset += align - 1;
+ info->fields [j].offset &= ~(align - 1);
+ info->native_size = info->fields [j].offset + size;
+ break;
+ case TYPE_ATTRIBUTE_EXPLICIT_LAYOUT:
+ /* FIXME: */
+ info->fields [j].offset = klass->fields [i].offset - sizeof (MonoObject);
+ info->native_size = klass->instance_size - sizeof (MonoObject);
+ break;
+ }
+ j++;
+ }
+
+ if (info->native_size & (klass->min_align - 1)) {
+ info->native_size += klass->min_align - 1;
+ info->native_size &= ~(klass->min_align - 1);
+ }
+
+ return klass->marshal_info;
+}
+
/**
* class_compute_field_layout:
* @m: pointer to the metadata.
const int top = class->field.count;
guint32 layout = class->flags & TYPE_ATTRIBUTE_LAYOUT_MASK;
MonoTableInfo *t = &m->tables [MONO_TABLE_FIELD];
- int i;
+ int i, blittable = TRUE;
+ guint32 rva;
+ guint32 packing_size = 0;
+
+ if (class->size_inited)
+ return;
+
+ if (class->parent) {
+ if (!class->parent->size_inited)
+ class_compute_field_layout (class->parent);
+ class->instance_size += class->parent->instance_size;
+ class->class_size += class->parent->class_size;
+ class->min_align = class->parent->min_align;
+ } else {
+ class->instance_size = sizeof (MonoObject);
+ class->min_align = 1;
+ }
+
+ if (mono_metadata_packing_from_typedef (class->image, class->type_token, &packing_size, &class->instance_size)) {
+ class->instance_size += sizeof (MonoObject);
+ }
+
+ g_assert ((packing_size & 0xfffffff0) == 0);
+ class->packing_size = packing_size;
+
+ if (!top) {
+ class->size_inited = 1;
+ return;
+ }
+
+ class->fields = g_new0 (MonoClassField, top);
/*
* Fetch all the field information.
g_assert (*sig == 0x06);
class->fields [i].type = mono_metadata_parse_field_type (
m, cols [MONO_FIELD_FLAGS], sig + 1, &sig);
+
+ if (!(class->fields [i].type->attrs & FIELD_ATTRIBUTE_STATIC)) {
+ if (class->fields [i].type->byref) {
+ blittable = FALSE;
+ } else {
+ MonoClass *field_class = mono_class_from_mono_type (class->fields [i].type);
+ if (!field_class->blittable)
+ blittable = FALSE;
+ }
+ }
+
if (cols [MONO_FIELD_FLAGS] & FIELD_ATTRIBUTE_HAS_FIELD_RVA) {
- mono_metadata_field_info (m, idx, NULL, &class->fields [i].data, NULL);
- if (!class->fields [i].data)
+ mono_metadata_field_info (m, idx, NULL, &rva, NULL);
+ if (!rva)
g_warning ("field %s in %s should have RVA data, but hasn't", class->fields [i].name, class->name);
+ class->fields [i].data = mono_cli_rva_map (class->image->image_info, rva);
}
+
if (class->enumtype && !(cols [MONO_FIELD_FLAGS] & FIELD_ATTRIBUTE_STATIC)) {
class->enum_basetype = class->fields [i].type;
class->element_class = mono_class_from_mono_type (class->enum_basetype);
+ blittable = class->element_class->blittable;
}
}
+
+ if (class == mono_defaults.string_class)
+ blittable = FALSE;
+
+ class->blittable = blittable;
+
if (class->enumtype && !class->enum_basetype) {
if (!((strcmp (class->name, "Enum") == 0) && (strcmp (class->name_space, "System") == 0)))
G_BREAKPOINT ();
continue;
size = mono_type_size (class->fields [i].type, &align);
-
+
+ /* FIXME (LAMESPEC): should we also change the min alignment according to pack? */
+ align = class->packing_size ? MIN (class->packing_size, align): align;
class->min_align = MAX (align, class->min_align);
class->fields [i].offset = class->instance_size;
class->fields [i].offset += align - 1;
class->fields [i].offset &= ~(align - 1);
class->instance_size = class->fields [i].offset + size;
+
}
if (class->instance_size & (class->min_align - 1)) {
/*
* Calc max size.
*/
- size += class->fields [i].offset;
- class->instance_size = MAX (class->instance_size, size);
+ class->instance_size = MAX (class->instance_size, size + class->fields [i].offset);
}
break;
}
case TYPE_ATTRIBUTE_EXPLICIT_LAYOUT:
for (i = 0; i < top; i++){
int size, align;
- int idx = class->field.first + i;
/*
* There must be info about all the fields in a type if it
return iid - 1;
}
-/**
- * mono_class_init:
- * @class: the class to initialize
- *
- * compute the instance_size, class_size and other infos that cannot be
- * computed at mono_class_get() time. Also compute a generic vtable and
- * the method slot numbers. We use this infos later to create a domain
- * specific vtable.
- */
void
-mono_class_init (MonoClass *class)
+mono_class_setup_vtable (MonoClass *class)
{
MonoClass *k, *ic;
- MonoMethod **vtable = class->vtable;
- int i, max_iid, cur_slot = 0;
- static MonoMethod *default_ghc = NULL;
- static int ghc_slot = -1;
-
- g_assert (class);
-
- if (class->inited)
- return;
-
- if (class->init_pending) {
- /* this indicates a cyclic dependency */
- g_error ("pending init %s.%s\n", class->name_space, class->name);
- }
-
- class->init_pending = 1;
+ MonoMethod **vtable;
+ int i, onum = 0, max_vtsize = 0, max_iid, cur_slot = 0;
+ MonoMethod **overrides;
+ for (i = 0; i < class->interface_count; i++)
+ max_vtsize += class->interfaces [i]->method.count;
+
if (class->parent) {
- if (!class->parent->inited)
- mono_class_init (class->parent);
- class->instance_size += class->parent->instance_size;
- class->class_size += class->parent->class_size;
- class->min_align = class->parent->min_align;
+ max_vtsize += class->parent->vtable_size;
cur_slot = class->parent->vtable_size;
- } else
- class->min_align = 1;
-
- /*
- * Computes the size used by the fields, and their locations
- */
- if (!class->size_inited && class->field.count > 0){
- class->fields = g_new0 (MonoClassField, class->field.count);
- class_compute_field_layout (class);
}
- /* initialize method pointers */
- class->methods = g_new (MonoMethod*, class->method.count);
- for (i = 0; i < class->method.count; ++i)
- class->methods [i] = mono_get_method (class->image,
- MONO_TOKEN_METHOD_DEF | (i + class->method.first + 1), class);
+ max_vtsize += class->method.count;
- if (class->flags & TYPE_ATTRIBUTE_INTERFACE) {
- for (i = 0; i < class->method.count; ++i)
- class->methods [i]->slot = i;
- class->init_pending = 0;
- class->inited = 1;
- return;
- }
+ vtable = alloca (sizeof (gpointer) * max_vtsize);
+ memset (vtable, 0, sizeof (gpointer) * max_vtsize);
- //printf ("METAINIT %s.%s\n", class->name_space, class->name);
+ /* printf ("METAINIT %s.%s\n", class->name_space, class->name); */
/* compute maximum number of slots and maximum interface id */
max_iid = 0;
int io = k->interface_offsets [ic->interface_id];
g_assert (io >= 0);
- g_assert (io <= class->vtable_size);
+ g_assert (io <= max_vtsize);
class->interface_offsets [ic->interface_id] = io;
}
}
if (class->parent && class->parent->vtable_size)
- memcpy (class->vtable, class->parent->vtable, sizeof (gpointer) * class->parent->vtable_size);
-
+ memcpy (vtable, class->parent->vtable, sizeof (gpointer) * class->parent->vtable_size);
+
+ overrides = mono_class_get_overrides (class->image, class->type_token, &onum);
+
+ /* override interface methods */
+ for (i = 0; i < onum; i++) {
+ MonoMethod *decl = overrides [i*2];
+ if (decl->klass->flags & TYPE_ATTRIBUTE_INTERFACE) {
+ int dslot;
+ g_assert (decl->slot != -1);
+ dslot = decl->slot + class->interface_offsets [decl->klass->interface_id];
+ vtable [dslot] = overrides [i*2 + 1];
+ }
+ }
+
for (k = class; k ; k = k->parent) {
for (i = 0; i < k->interface_count; i++) {
int j, l, io;
io = k->interface_offsets [ic->interface_id];
g_assert (io >= 0);
- g_assert (io <= class->vtable_size);
+ g_assert (io <= max_vtsize);
if (k == class) {
for (l = 0; l < ic->method.count; l++) {
continue;
if (!strcmp(cm->name, im->name) &&
mono_metadata_signature_equal (cm->signature, im->signature)) {
- g_assert (io + l <= class->vtable_size);
+ g_assert (io + l <= max_vtsize);
vtable [io + l] = cm;
}
}
MonoMethod *im = ic->methods [l];
MonoClass *k1;
- g_assert (io + l <= class->vtable_size);
+ g_assert (io + l <= max_vtsize);
if (vtable [io + l])
continue;
if (!strcmp(cm->name, im->name) &&
mono_metadata_signature_equal (cm->signature, im->signature)) {
- g_assert (io + l <= class->vtable_size);
+ g_assert (io + l <= max_vtsize);
vtable [io + l] = cm;
break;
}
}
- g_assert (io + l <= class->vtable_size);
+ g_assert (io + l <= max_vtsize);
if (vtable [io + l])
break;
}
for (l = 0; l < ic->method.count; l++) {
MonoMethod *im = ic->methods [l];
- char *qname;
+ char *qname, *fqname;
+
+ qname = g_strconcat (ic->name, ".", im->name, NULL);
if (ic->name_space && ic->name_space [0])
- qname = g_strconcat (ic->name_space, ".", ic->name, ".", im->name, NULL);
+ fqname = g_strconcat (ic->name_space, ".", ic->name, ".", im->name, NULL);
else
- qname = g_strconcat (ic->name, ".", im->name, NULL);
+ fqname = NULL;
for (j = 0; j < class->method.count; ++j) {
MonoMethod *cm = class->methods [j];
if (!(cm->flags & METHOD_ATTRIBUTE_VIRTUAL))
continue;
- if (!strcmp (cm->name, qname) &&
+ if (((fqname && !strcmp (cm->name, fqname)) || !strcmp (cm->name, qname)) &&
mono_metadata_signature_equal (cm->signature, im->signature)) {
- g_assert (io + l <= class->vtable_size);
+ g_assert (io + l <= max_vtsize);
vtable [io + l] = cm;
break;
}
}
g_free (qname);
+ g_free (fqname);
}
if (!(class->flags & TYPE_ATTRIBUTE_ABSTRACT)) {
for (l = 0; l < ic->method.count; l++) {
+ char *msig;
MonoMethod *im = ic->methods [l];
- g_assert (io + l <= class->vtable_size);
+ g_assert (io + l <= max_vtsize);
if (!(vtable [io + l])) {
- printf ("no implementation for interface method %s.%s::%s in class %s.%s\n",
- ic->name_space, ic->name, im->name, class->name_space, class->name);
-
+ for (j = 0; j < onum; ++j) {
+ g_print (" at slot %d: %s (%d) overrides %s (%d)\n", io+l, overrides [j*2+1]->name,
+ overrides [j*2+1]->slot, overrides [j*2]->name, overrides [j*2]->slot);
+ }
+ msig = mono_signature_get_desc (im->signature, FALSE);
+ printf ("no implementation for interface method %s.%s::%s(%s) in class %s.%s\n",
+ ic->name_space, ic->name, im->name, msig, class->name_space, class->name);
+ g_free (msig);
for (j = 0; j < class->method.count; ++j) {
MonoMethod *cm = class->methods [j];
+ msig = mono_signature_get_desc (cm->signature, FALSE);
- printf ("METHOD %s\n", cm->name);
+ printf ("METHOD %s(%s)\n", cm->name, msig);
+ g_free (msig);
}
g_assert_not_reached ();
}
MonoMethod *im = vtable [io + l];
if (im) {
- g_assert (io + l <= class->vtable_size);
+ g_assert (io + l <= max_vtsize);
if (im->slot < 0) {
- // fixme: why do we need this ?
+ /* FIXME: why do we need this ? */
im->slot = io + l;
- // g_assert_not_reached ();
+ /* g_assert_not_reached (); */
}
}
}
cm = class->methods [i];
+
+#if 0
if (!(cm->flags & METHOD_ATTRIBUTE_VIRTUAL) ||
(cm->slot >= 0))
continue;
-
- if (!(cm->flags & METHOD_ATTRIBUTE_NEW_SLOT)) {
+#else /* EXT_VTABLE_HACK */
+ if (cm->slot >= 0)
+ continue;
+#endif
+
+ if (!(cm->flags & METHOD_ATTRIBUTE_NEW_SLOT) && (cm->flags & METHOD_ATTRIBUTE_VIRTUAL)) {
for (k = class->parent; k ; k = k->parent) {
int j;
for (j = 0; j < k->method.count; ++j) {
if (!strcmp(cm->name, m1->name) &&
mono_metadata_signature_equal (cm->signature, m1->signature)) {
cm->slot = k->methods [j]->slot;
- g_assert (cm->slot < class->vtable_size);
+ g_assert (cm->slot < max_vtsize);
break;
}
}
vtable [cm->slot] = cm;
}
- init_properties (class);
- init_events (class);
-
- i = mono_metadata_nesting_typedef (class->image, class->type_token);
- while (i) {
- MonoClass* nclass;
- guint32 cols [MONO_NESTED_CLASS_SIZE];
- mono_metadata_decode_row (&class->image->tables [MONO_TABLE_NESTEDCLASS], i - 1, cols, MONO_NESTED_CLASS_SIZE);
- if (cols [MONO_NESTED_CLASS_ENCLOSING] != mono_metadata_token_index (class->type_token))
- break;
- nclass = mono_class_create_from_typedef (class->image, MONO_TOKEN_TYPE_DEF | cols [MONO_NESTED_CLASS_NESTED]);
- class->nested_classes = g_list_prepend (class->nested_classes, nclass);
- ++i;
+ /* override non interface methods */
+ for (i = 0; i < onum; i++) {
+ MonoMethod *decl = overrides [i*2];
+ if (!(decl->klass->flags & TYPE_ATTRIBUTE_INTERFACE)) {
+ g_assert (decl->slot != -1);
+ vtable [decl->slot] = overrides [i*2 + 1];
+ }
}
+
+ g_free (overrides);
+
+ class->vtable_size = cur_slot;
+ class->vtable = g_malloc0 (sizeof (gpointer) * class->vtable_size);
+ memcpy (class->vtable, vtable, sizeof (gpointer) * class->vtable_size);
if (mono_print_vtable) {
int icount = 0;
}
}
+}
+
+/**
+ * mono_class_init:
+ * @class: the class to initialize
+ *
+ * compute the instance_size, class_size and other infos that cannot be
+ * computed at mono_class_get() time. Also compute a generic vtable and
+ * the method slot numbers. We use this infos later to create a domain
+ * specific vtable.
+ */
+void
+mono_class_init (MonoClass *class)
+{
+ int i;
+ static MonoMethod *default_ghc = NULL;
+ static MonoMethod *default_finalize = NULL;
+ static int finalize_slot = -1;
+ static int ghc_slot = -1;
+
+ g_assert (class);
+
+ if (class->inited)
+ return;
+
+ if (class->init_pending) {
+ /* this indicates a cyclic dependency */
+ g_error ("pending init %s.%s\n", class->name_space, class->name);
+ }
+
+ class->init_pending = 1;
+
+ mono_stats.initialized_class_count++;
+
+ if (class->parent && !class->parent->inited)
+ mono_class_init (class->parent);
+
+ /*
+ * Computes the size used by the fields, and their locations
+ */
+ if (!class->size_inited)
+ class_compute_field_layout (class);
+
+ /* initialize method pointers */
+ class->methods = g_new (MonoMethod*, class->method.count);
+ for (i = 0; i < class->method.count; ++i)
+ class->methods [i] = mono_get_method (class->image,
+ MONO_TOKEN_METHOD_DEF | (i + class->method.first + 1), class);
+
+ init_properties (class);
+ init_events (class);
+
+ i = mono_metadata_nesting_typedef (class->image, class->type_token);
+ while (i) {
+ MonoClass* nclass;
+ guint32 cols [MONO_NESTED_CLASS_SIZE];
+ mono_metadata_decode_row (&class->image->tables [MONO_TABLE_NESTEDCLASS], i - 1, cols, MONO_NESTED_CLASS_SIZE);
+ if (cols [MONO_NESTED_CLASS_ENCLOSING] != mono_metadata_token_index (class->type_token))
+ break;
+ nclass = mono_class_create_from_typedef (class->image, MONO_TOKEN_TYPE_DEF | cols [MONO_NESTED_CLASS_NESTED]);
+ class->nested_classes = g_list_prepend (class->nested_classes, nclass);
+ ++i;
+ }
+
+ if (class->flags & TYPE_ATTRIBUTE_INTERFACE) {
+ for (i = 0; i < class->method.count; ++i)
+ class->methods [i]->slot = i;
+ class->init_pending = 0;
+ class->inited = 1;
+ return;
+ }
+
+ mono_class_setup_vtable (class);
+
class->inited = 1;
class->init_pending = 0;
if (class == mono_defaults.object_class) {
for (i = 0; i < class->vtable_size; ++i) {
- MonoMethod *cm = vtable [i];
+ MonoMethod *cm = class->vtable [i];
if (!strcmp (cm->name, "GetHashCode")) {
ghc_slot = i;
g_assert (ghc_slot > 0);
- default_ghc = vtable [ghc_slot];
+ default_ghc = class->vtable [ghc_slot];
}
}
class->ghcimpl = 1;
if (class != mono_defaults.object_class) {
- if (vtable [ghc_slot] == default_ghc) {
+ if (class->vtable [ghc_slot] == default_ghc) {
class->ghcimpl = 0;
}
-
}
-}
-
-#if HAVE_BOEHM_GC
-static void
-vtable_finalizer (void *obj, void *data) {
- g_print ("%s finalized\n", (char*)data);
-}
-#endif
-/**
- * mono_class_vtable:
- * @domain: the application domain
- * @class: the class to initialize
- *
- * VTables are domain specific because we create domain specific code, and
- * they contain the domain specific static class data.
- */
-MonoVTable *
-mono_class_vtable (MonoDomain *domain, MonoClass *class)
-{
- MonoClass *k;
- MonoVTable *vt;
- MonoClassField *field;
- guint32 cindex;
- guint32 cols [MONO_CONSTANT_SIZE];
- const char *p;
- char *t;
- int i;
-
- g_assert (class);
-
- /* can interfaces have static fields? */
- if (class->flags & TYPE_ATTRIBUTE_INTERFACE)
- g_assert_not_reached ();
-
- if ((vt = mono_g_hash_table_lookup (domain->class_vtable_hash, class)))
- return vt;
-
- if (!class->inited)
- mono_class_init (class);
-
-#if HAVE_BOEHM_GC
- vt = GC_malloc (sizeof (MonoVTable) + class->vtable_size * sizeof (gpointer));
- GC_register_finalizer (vt, vtable_finalizer, "vtable", NULL, NULL);
-#else
- vt = g_malloc0 (sizeof (MonoVTable) + class->vtable_size * sizeof (gpointer));
-#endif
- vt->klass = class;
- vt->domain = domain;
-
- if (class->class_size) {
-#if HAVE_BOEHM_GC
- vt->data = GC_malloc (class->class_size + 8);
- GC_register_finalizer (vt->data, vtable_finalizer, "vtabledata", NULL, NULL);
-#else
- vt->data = g_malloc0 (class->class_size + 8);
-#endif
- /* align: fixme not 64 bit clean */
- if (((guint32)vt->data) & 0x7)
- vt->data += 8 - (((guint32)vt->data) & 0x7);
- }
-
- for (i = class->field.first; i < class->field.last; ++i) {
- field = &class->fields [i - class->field.first];
- if (!(field->type->attrs & FIELD_ATTRIBUTE_STATIC))
- continue;
- if (!(field->type->attrs & FIELD_ATTRIBUTE_HAS_DEFAULT))
- continue;
- cindex = mono_metadata_get_constant_index (class->image, MONO_TOKEN_FIELD_DEF | (i + 1));
- if (!cindex) {
- g_warning ("constant for field %s not found", field->name);
- continue;
- }
- mono_metadata_decode_row (&class->image->tables [MONO_TABLE_CONSTANT], cindex - 1, cols, MONO_CONSTANT_SIZE);
- p = mono_metadata_blob_heap (class->image, cols [MONO_CONSTANT_VALUE]);
- mono_metadata_decode_blob_size (p, &p);
- t = (char*)vt->data + field->offset;
- /* should we check that the type matches? */
- switch (cols [MONO_CONSTANT_TYPE]) {
- case MONO_TYPE_BOOLEAN:
- case MONO_TYPE_U1:
- case MONO_TYPE_I1:
- *t = *p;
- break;
- case MONO_TYPE_CHAR:
- case MONO_TYPE_U2:
- case MONO_TYPE_I2: {
- guint16 *val = (guint16*)t;
- *val = read16 (p);
- break;
- }
- case MONO_TYPE_U4:
- case MONO_TYPE_I4: {
- guint32 *val = (guint32*)t;
- *val = read32 (p);
- break;
- }
- case MONO_TYPE_U8:
- case MONO_TYPE_I8: {
- guint64 *val = (guint64*)t;
- *val = read64 (p);
- break;
- }
- case MONO_TYPE_R4: {
- float *val = (float*)t;
- readr4 (p, val);
- break;
- }
- case MONO_TYPE_R8: {
- double *val = (double*)t;
- readr8 (p, val);
- break;
- }
- case MONO_TYPE_STRING: {
- g_warning ("we don't handle strings in constant table");
- break;
- }
- case MONO_TYPE_CLASS:
- /* nothing to do, we malloc0 the data and the value can be 0 only */
- break;
- default:
- g_warning ("type 0x%02x should not be in constant table", cols [MONO_CONSTANT_TYPE]);
- }
- }
+ if (!default_finalize) {
+ if (class == mono_defaults.object_class) {
+
+ for (i = 0; i < class->vtable_size; ++i) {
+ MonoMethod *cm = class->vtable [i];
+
+ if (!strcmp (cm->name, "Finalize")) {
+ finalize_slot = i;
+ break;
+ }
+ }
- vt->interface_offsets = g_malloc0 (sizeof (gpointer) * (class->max_interface_id + 1));
+ g_assert (finalize_slot > 0);
- /* initialize interface offsets */
- for (k = class; k ; k = k->parent) {
- for (i = 0; i < k->interface_count; i++) {
- int slot;
- MonoClass *ic = k->interfaces [i];
- slot = class->interface_offsets [ic->interface_id];
- vt->interface_offsets [ic->interface_id] = &vt->vtable [slot];
+ default_finalize = class->vtable [finalize_slot];
}
}
- /* initialize vtable */
- for (i = 0; i < class->vtable_size; ++i) {
- MonoMethod *cm;
-
- if ((cm = class->vtable [i]))
- vt->vtable [i] = arch_create_jit_trampoline (cm);
- }
-
- mono_g_hash_table_insert (domain->class_vtable_hash, class, vt);
-
- mono_runtime_class_init (class);
-
- return vt;
-}
-
-/**
- * mono_class_proxy_vtable:
- * @domain: the application domain
- * @class: the class to proxy
- *
- * Creates a vtable for transparent proxies. It is basically
- * a copy of the real vtable of @class, but all function pointers invoke
- * the remoting functions, and vtable->klass points to the
- * transparent proxy class, and not to @class.
- */
-MonoVTable *
-mono_class_proxy_vtable (MonoDomain *domain, MonoClass *class)
-{
- MonoVTable *vt, *pvt;
- int i, vtsize;
-
- if ((pvt = mono_g_hash_table_lookup (domain->proxy_vtable_hash, class)))
- return pvt;
-
- vt = mono_class_vtable (domain, class);
- vtsize = sizeof (MonoVTable) + class->vtable_size * sizeof (gpointer);
-
-#if HAVE_BOEHM_GC
- pvt = GC_malloc (vtsize);
- GC_register_finalizer (vt, vtable_finalizer, "vtable", NULL, NULL);
-#else
- pvt = g_malloc0 (vtsize);
-#endif
-
- memcpy (pvt, vt, vtsize);
-
- pvt->klass = mono_defaults.transparent_proxy_class;
-
- /* initialize vtable */
- for (i = 0; i < class->vtable_size; ++i) {
- MonoMethod *cm;
-
- if ((cm = class->vtable [i]))
- pvt->vtable [i] = arch_create_remoting_trampoline (cm);
+ /* Object::Finalize should have empty implemenatation */
+ class->has_finalize = 0;
+ if (class != mono_defaults.object_class) {
+ if (class->vtable [finalize_slot] != default_finalize)
+ class->has_finalize = 1;
}
-
- mono_g_hash_table_insert (domain->proxy_vtable_hash, class, pvt);
-
- return pvt;
}
t = MONO_TYPE_BOOLEAN;
} else if (!strcmp(name, "Byte")) {
t = MONO_TYPE_U1;
+ class->blittable = TRUE;
}
break;
case 'C':
case 'D':
if (!strcmp (name, "Double")) {
t = MONO_TYPE_R8;
+ class->blittable = TRUE;
}
break;
case 'I':
if (!strcmp (name, "Int32")) {
t = MONO_TYPE_I4;
+ class->blittable = TRUE;
} else if (!strcmp(name, "Int16")) {
t = MONO_TYPE_I2;
+ class->blittable = TRUE;
} else if (!strcmp(name, "Int64")) {
t = MONO_TYPE_I8;
+ class->blittable = TRUE;
} else if (!strcmp(name, "IntPtr")) {
t = MONO_TYPE_I;
+ class->blittable = TRUE;
}
break;
case 'S':
if (!strcmp (name, "Single")) {
t = MONO_TYPE_R4;
+ class->blittable = TRUE;
} else if (!strcmp(name, "SByte")) {
t = MONO_TYPE_I1;
+ class->blittable = TRUE;
}
break;
case 'U':
if (!strcmp (name, "UInt32")) {
t = MONO_TYPE_U4;
+ class->blittable = TRUE;
} else if (!strcmp(name, "UInt16")) {
t = MONO_TYPE_U2;
+ class->blittable = TRUE;
} else if (!strcmp(name, "UInt64")) {
t = MONO_TYPE_U8;
+ class->blittable = TRUE;
} else if (!strcmp(name, "UIntPtr")) {
t = MONO_TYPE_U;
+ class->blittable = TRUE;
}
break;
case 'V':
void
mono_class_setup_parent (MonoClass *class, MonoClass *parent)
{
- gboolean system;
+ gboolean system_namespace;
- system = !strcmp (class->name_space, "System");
+ system_namespace = !strcmp (class->name_space, "System");
/* if root of the hierarchy */
- if (system && !strcmp (class->name, "Object")) {
+ if (system_namespace && !strcmp (class->name, "Object")) {
class->parent = NULL;
class->instance_size = sizeof (MonoObject);
return;
}
+ if (!strcmp (class->name, "<Module>")) {
+ class->parent = NULL;
+ class->instance_size = 0;
+ return;
+ }
if (!(class->flags & TYPE_ATTRIBUTE_INTERFACE)) {
int rnum = 0;
class->parent = parent;
+ if (!parent)
+ g_assert_not_reached (); /* FIXME */
+
class->marshalbyref = parent->marshalbyref;
class->contextbound = parent->contextbound;
class->delegate = parent->delegate;
- if (system) {
+ if (system_namespace) {
if (*class->name == 'M' && !strcmp (class->name, "MarshalByRefObject"))
class->marshalbyref = 1;
- if (*class->name == 'M' && !strcmp (class->name, "ContextBoundObject"))
+ if (*class->name == 'C' && !strcmp (class->name, "ContextBoundObject"))
class->contextbound = 1;
if (*class->name == 'D' && !strcmp (class->name, "Delegate"))
if (((strcmp (class->parent->name, "Enum") == 0) && (strcmp (class->parent->name_space, "System") == 0))) {
class->valuetype = class->enumtype = 1;
}
- //class->enumtype = class->parent->enumtype;
+ /*class->enumtype = class->parent->enumtype; */
class->parent->subclasses = g_list_prepend (class->parent->subclasses, class);
mono_compute_relative_numbering (mono_defaults.object_class, &rnum);
} else {
guint32 cols_next [MONO_TYPEDEF_SIZE];
guint tidx = mono_metadata_token_index (type_token);
const char *name, *nspace;
- guint vtsize = 0, icount = 0;
+ guint icount = 0;
MonoClass **interfaces;
- int i;
- if ((class = g_hash_table_lookup (image->class_cache, GUINT_TO_POINTER (type_token))))
+ if ((class = g_hash_table_lookup (image->class_cache, GUINT_TO_POINTER (type_token))))
return class;
g_assert (mono_metadata_token_table (type_token) == MONO_TABLE_TYPEDEF);
- mono_metadata_decode_row (tt, tidx - 1, cols, CSIZE (cols));
+ mono_metadata_decode_row (tt, tidx - 1, cols, MONO_TYPEDEF_SIZE);
- if (tt->rows > tidx) {
- mono_metadata_decode_row (tt, tidx, cols_next, CSIZE (cols_next));
- vtsize += cols_next [MONO_TYPEDEF_METHOD_LIST] - cols [MONO_TYPEDEF_METHOD_LIST];
- } else {
- vtsize += image->tables [MONO_TABLE_METHOD].rows - cols [MONO_TYPEDEF_METHOD_LIST] + 1;
- }
-
- name = mono_metadata_string_heap (image, cols[1]);
- nspace = mono_metadata_string_heap (image, cols[2]);
+ name = mono_metadata_string_heap (image, cols [MONO_TYPEDEF_NAME]);
+ nspace = mono_metadata_string_heap (image, cols [MONO_TYPEDEF_NAMESPACE]);
- if (!(!strcmp (nspace, "System") && !strcmp (name, "Object")) &&
- !(cols [0] & TYPE_ATTRIBUTE_INTERFACE)) {
- parent = mono_class_get (image, mono_metadata_token_from_dor (cols [3]));
- }
+ if (cols [MONO_TYPEDEF_EXTENDS])
+ parent = mono_class_get (image, mono_metadata_token_from_dor (cols [MONO_TYPEDEF_EXTENDS]));
interfaces = mono_metadata_interfaces_from_typedef (image, type_token, &icount);
- for (i = 0; i < icount; i++)
- vtsize += interfaces [i]->method.count;
-
- if (parent)
- vtsize += parent->vtable_size;
-
- if (cols [0] & TYPE_ATTRIBUTE_INTERFACE)
- vtsize = 0;
-
- class = g_malloc0 (sizeof (MonoClass) + vtsize * sizeof (gpointer));
-
+ class = g_malloc0 (sizeof (MonoClass));
+
g_hash_table_insert (image->class_cache, GUINT_TO_POINTER (type_token), class);
class->interfaces = interfaces;
class->interface_count = icount;
- class->vtable_size = vtsize;
class->name = name;
class->name_space = nspace;
class->type_token = type_token;
class->flags = cols [MONO_TYPEDEF_FLAGS];
+ if ((class->flags & TYPE_ATTRIBUTE_STRING_FORMAT_MASK) == TYPE_ATTRIBUTE_UNICODE_CLASS)
+ class->unicode = 1;
+ /* fixme: maybe we must set this on windows
+ if ((class->flags & TYPE_ATTRIBUTE_STRING_FORMAT_MASK) == TYPE_ATTRIBUTE_AUTO_CLASS)
+ class->unicode = 1;
+ */
+
class->element_class = class;
/*g_print ("Init class %s\n", name);*/
if (class->flags & TYPE_ATTRIBUTE_INTERFACE)
class->interface_id = mono_get_unique_iid (class);
- //class->interfaces = mono_metadata_interfaces_from_typedef (image, type_token, &class->interface_count);
+ /*class->interfaces = mono_metadata_interfaces_from_typedef (image, type_token, &class->interface_count); */
- if (class->enumtype) {
- class->fields = g_new0 (MonoClassField, class->field.count);
+ if (class->enumtype)
class_compute_field_layout (class);
- }
if ((type_token = mono_metadata_nested_in_typedef (image, type_token)))
class->nested_in = mono_class_create_from_typedef (image, type_token);
+
return class;
}
class = mono_class_from_mono_type (type->data.type);
break;
default:
- g_warning ("implement me: %08x", type->type);
- g_assert_not_reached ();
+ /* it seems any type can be stored in TypeSpec as well */
+ class = mono_class_from_mono_type (type);
+ break;
}
mono_metadata_free_type (type);
MonoClass *eclass;
MonoImage *image;
MonoClass *class;
- static MonoClass *parent = NULL;
- guint32 key;
- int rnum = 0;
+ MonoClass *parent = NULL;
+ GSList *list;
+ int rnum = 0, nsize;
eclass = mono_class_from_mono_type (element_type);
g_assert (rank <= 255);
- if (!parent)
- parent = mono_defaults.array_class;
+ parent = mono_defaults.array_class;
if (!parent->inited)
mono_class_init (parent);
image = eclass->image;
- g_assert (!eclass->type_token ||
- mono_metadata_token_table (eclass->type_token) == MONO_TABLE_TYPEDEF);
-
- key = ((rank & 0xff) << 24) | (eclass->type_token & 0xffffff);
- if ((class = g_hash_table_lookup (image->array_cache, GUINT_TO_POINTER (key))))
- return class;
+ if ((list = g_hash_table_lookup (image->array_cache, element_type))) {
+ for (; list; list = list->next) {
+ class = list->data;
+ if (class->rank == rank)
+ return class;
+ }
+ }
class = g_malloc0 (sizeof (MonoClass) + parent->vtable_size * sizeof (gpointer));
class->image = image;
- class->name_space = "System";
- class->name = "Array";
+ class->name_space = eclass->name_space;
+ nsize = strlen (eclass->name);
+ class->name = g_malloc (nsize + 2 + rank);
+ memcpy (class->name, eclass->name, nsize);
+ class->name [nsize] = '[';
+ if (rank > 1)
+ memset (class->name + nsize + 1, ',', rank - 1);
+ class->name [nsize + rank] = ']';
+ class->name [nsize + rank + 1] = 0;
class->type_token = 0;
class->flags = TYPE_ATTRIBUTE_CLASS;
class->parent = parent;
at->rank = rank;
/* FIXME: complete.... */
} else {
+ /* FIXME: this is not correct. the lbound could be >0 */
class->byval_arg.type = MONO_TYPE_SZARRAY;
class->byval_arg.data.type = &eclass->byval_arg;
}
class->this_arg = class->byval_arg;
class->this_arg.byref = 1;
-
- g_hash_table_insert (image->array_cache, GUINT_TO_POINTER (key), class);
+
+ list = g_slist_append (list, class);
+ g_hash_table_insert (image->array_cache, &class->element_class->byval_arg, list);
return class;
}
return klass->instance_size;
}
+/**
+ * mono_class_native_size:
+ * @klass: a class
+ *
+ * Returns: the native size of an object instance (when marshaled
+ * to unmanaged code)
+ */
+gint32
+mono_class_native_size (MonoClass *klass, guint32 *align)
+{
+
+ if (!klass->marshal_info)
+ mono_marshal_load_type_info (klass);
+
+ if (align)
+ *align = klass->min_align;
+
+ return klass->marshal_info->native_size;
+}
+
+/**
+ * mono_class_min_align:
+ * @klass: a class
+ *
+ * Returns: minimm alignment requirements
+ */
+gint32
+mono_class_min_align (MonoClass *klass)
+{
+
+ if (!klass->size_inited)
+ mono_class_init (klass);
+
+ return klass->min_align;
+}
+
/**
* mono_class_value_size:
* @klass: a class
{
int i;
- for (i = 0; i < klass->field.count; ++i) {
- if (strcmp (name, klass->fields [i].name) == 0)
- return &klass->fields [i];
+ while (klass) {
+ for (i = 0; i < klass->field.count; ++i) {
+ if (strcmp (name, klass->fields [i].name) == 0)
+ return &klass->fields [i];
+ }
+ klass = klass->parent;
+ }
+ return NULL;
+}
+
+MonoProperty*
+mono_class_get_property_from_name (MonoClass *klass, const char *name)
+{
+ int i;
+
+ while (klass) {
+ for (i = 0; i < klass->property.count; ++i) {
+ if (strcmp (name, klass->properties [i].name) == 0)
+ return &klass->properties [i];
+ }
+ klass = klass->parent;
}
return NULL;
}
class = mono_class_create_from_typedef (image, type_token);
break;
case MONO_TOKEN_TYPE_REF:
- return mono_class_create_from_typeref (image, type_token);
+ class = mono_class_from_typeref (image, type_token);
+ break;
case MONO_TOKEN_TYPE_SPEC:
class = mono_class_create_from_typespec (image, type_token);
break;
g_assert_not_reached ();
}
+ if (!class)
+ g_warning ("Could not load class from token 0x%08x in %s", type_token, image->name);
+
return class;
}
+MonoClass *
+mono_class_from_name_case (MonoImage *image, const char* name_space, const char *name)
+{
+ MonoTableInfo *t = &image->tables [MONO_TABLE_TYPEDEF];
+ guint32 cols [MONO_TYPEDEF_SIZE];
+ const char *n;
+ const char *nspace;
+ guint32 i, visib;
+
+ /* add a cache if needed */
+ for (i = 1; i <= t->rows; ++i) {
+ mono_metadata_decode_row (t, i - 1, cols, MONO_TYPEDEF_SIZE);
+ /* nested types are accessed from the nesting name */
+ visib = cols [MONO_TYPEDEF_FLAGS] & TYPE_ATTRIBUTE_VISIBILITY_MASK;
+ if (visib > TYPE_ATTRIBUTE_PUBLIC && visib <= TYPE_ATTRIBUTE_NESTED_ASSEMBLY)
+ continue;
+ n = mono_metadata_string_heap (image, cols [MONO_TYPEDEF_NAME]);
+ nspace = mono_metadata_string_heap (image, cols [MONO_TYPEDEF_NAMESPACE]);
+ if (g_strcasecmp (n, name) == 0 && g_strcasecmp (nspace, name_space) == 0)
+ return mono_class_get (image, MONO_TOKEN_TYPE_DEF | i);
+ }
+ return NULL;
+}
+
MonoClass *
mono_class_from_name (MonoImage *image, const char* name_space, const char *name)
{
projects / mono.git / blobdiff