#include <mono/metadata/object.h>
#include <mono/metadata/appdomain.h>
#include <mono/metadata/mono-endian.h>
+#if HAVE_BOEHM_GC
+#include <gc/gc.h>
+#endif
#define CSIZE(x) (sizeof (x) / 4)
return method;
}
+static gpointer
+default_remoting_trampoline (MonoMethod *method)
+{
+ g_error ("remoting not installed");
+ return NULL;
+}
+
static void
default_runtime_class_init (MonoClass *klass)
{
}
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
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)
{
G_BREAKPOINT ();
}
/*
- * Compute field layout and total size.
+ * Compute field layout and total size (not considering static fields)
*/
- switch (layout){
+ switch (layout) {
case TYPE_ATTRIBUTE_AUTO_LAYOUT:
case TYPE_ATTRIBUTE_SEQUENTIAL_LAYOUT:
for (i = 0; i < top; i++){
int size, align;
+ if (class->fields [i].type->attrs & FIELD_ATTRIBUTE_STATIC)
+ continue;
+
size = mono_type_size (class->fields [i].type, &align);
- if (class->fields [i].type->attrs & FIELD_ATTRIBUTE_STATIC) {
- class->fields [i].offset = class->class_size;
- class->fields [i].offset += align - 1;
- class->fields [i].offset &= ~(align - 1);
- class->class_size = class->fields [i].offset + size;
- } else {
- 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;
- }
+
+ 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)) {
class->instance_size += class->min_align - 1;
class->instance_size &= ~(class->min_align - 1);
}
break;
case TYPE_ATTRIBUTE_EXPLICIT_LAYOUT:
- for (i = 0; i < top; i++){
+ for (i = 0; i < top; i++) {
int size, align;
int idx = class->field.first + i;
* uses explicit layout.
*/
+ if (class->fields [i].type->attrs & FIELD_ATTRIBUTE_STATIC)
+ continue;
+
size = mono_type_size (class->fields [i].type, &align);
- if (class->fields [i].type->attrs & FIELD_ATTRIBUTE_STATIC) {
- class->fields [i].offset = class->class_size;
- class->fields [i].offset += align - 1;
- class->fields [i].offset &= ~(align - 1);
- class->class_size = class->fields [i].offset + size;
- } else {
- mono_metadata_field_info (m, idx, &class->fields [i].offset, NULL, NULL);
- if (class->fields [i].offset == (guint32)-1)
- g_warning ("%s not initialized correctly (missing field layout info for %s)", class->name, class->fields [i].name);
- /*
- * The offset is from the start of the object: this works for both
- * classes and valuetypes.
- */
- class->fields [i].offset += sizeof (MonoObject);
- /*
- * Calc max size.
- */
- size += class->fields [i].offset;
- class->instance_size = MAX (class->instance_size, size);
- }
+
+ mono_metadata_field_info (m, idx, &class->fields [i].offset, NULL, NULL);
+ if (class->fields [i].offset == (guint32)-1)
+ g_warning ("%s not initialized correctly (missing field layout info for %s)", class->name, class->fields [i].name);
+ /*
+ * The offset is from the start of the object: this works for both
+ * classes and valuetypes.
+ */
+ class->fields [i].offset += sizeof (MonoObject);
+ /*
+ * Calc max size.
+ */
+ size += class->fields [i].offset;
+ class->instance_size = MAX (class->instance_size, size);
+ }
+ break;
+ }
+
+ class->size_inited = 1;
+
+ /*
+ * Compute static field layout and size
+ */
+ switch (layout) {
+ case TYPE_ATTRIBUTE_AUTO_LAYOUT:
+ case TYPE_ATTRIBUTE_SEQUENTIAL_LAYOUT:
+ for (i = 0; i < top; i++){
+ int size, align;
+
+ if (!(class->fields [i].type->attrs & FIELD_ATTRIBUTE_STATIC))
+ continue;
+
+ size = mono_type_size (class->fields [i].type, &align);
+ class->fields [i].offset = class->class_size;
+ class->fields [i].offset += align - 1;
+ class->fields [i].offset &= ~(align - 1);
+ class->class_size = class->fields [i].offset + size;
+ }
+ break;
+ case TYPE_ATTRIBUTE_EXPLICIT_LAYOUT:
+ for (i = 0; i < top; i++){
+ int size, align;
+
+ /*
+ * There must be info about all the fields in a type if it
+ * uses explicit layout.
+ */
+
+
+ if (!(class->fields [i].type->attrs & FIELD_ATTRIBUTE_STATIC))
+ continue;
+
+ size = mono_type_size (class->fields [i].type, &align);
+ class->fields [i].offset = class->class_size;
+ class->fields [i].offset += align - 1;
+ class->fields [i].offset &= ~(align - 1);
+ class->class_size = class->fields [i].offset + size;
}
break;
}
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;
- class->inited = 1;
+
+ 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;
if (class->parent) {
if (!class->parent->inited)
/*
* Computes the size used by the fields, and their locations
*/
- if (class->field.count > 0){
+ if (!class->size_inited && class->field.count > 0){
class->fields = g_new0 (MonoClassField, class->field.count);
class_compute_field_layout (class);
}
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;
}
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);
vtable [io + l] = cm;
}
}
g_free (qname);
+ g_free (fqname);
}
}
}
}
+
+ class->inited = 1;
+ class->init_pending = 0;
+
+ if (!default_ghc) {
+ if (class == mono_defaults.object_class) {
+
+ for (i = 0; i < class->vtable_size; ++i) {
+ MonoMethod *cm = vtable [i];
+
+ if (!strcmp (cm->name, "GetHashCode")) {
+ ghc_slot = i;
+ break;
+ }
+ }
+
+ g_assert (ghc_slot > 0);
+
+ default_ghc = vtable [ghc_slot];
+ }
+ }
+
+ class->ghcimpl = 1;
+ if (class != mono_defaults.object_class) {
+
+ if (vtable [ghc_slot] == default_ghc) {
+ class->ghcimpl = 0;
+ }
+
+ }
+}
+
+#if HAVE_BOEHM_GC
+static void
+vtable_finalizer (void *obj, void *data) {
+ g_print ("%s finalized (%p)\n", (char*)data, obj);
}
+#endif
/**
* mono_class_vtable:
guint32 cols [MONO_CONSTANT_SIZE];
const char *p;
char *t;
- int i;
+ int i, len;
g_assert (class);
if (class->flags & TYPE_ATTRIBUTE_INTERFACE)
g_assert_not_reached ();
- if ((vt = g_hash_table_lookup (domain->class_vtable_hash, class)))
+ 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));
+ /*vt = GC_debug_malloc (sizeof (MonoVTable) + class->vtable_size * sizeof (gpointer), class->name, 1);*/
+ 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);
+ /*vt->data = GC_debug_malloc (class->class_size + 8, class->name, 2);*/
+ GC_register_finalizer (vt->data, vtable_finalizer, class->name, 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);
+ vt->data = (char*)vt->data + 8 - (((guint32)vt->data) & 0x7);
}
for (i = class->field.first; i < class->field.last; ++i) {
}
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);
+ len = 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]) {
break;
}
case MONO_TYPE_STRING: {
- g_warning ("we don't handle strings in constant table");
+ gpointer *val = (gpointer*)t;
+ *val = mono_string_new_utf16 (domain, (const guint16*)p, len/2);
break;
}
case MONO_TYPE_CLASS:
vt->vtable [i] = arch_create_jit_trampoline (cm);
}
- g_hash_table_insert (domain->class_vtable_hash, class, vt);
+ 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);
+ }
+
+ mono_g_hash_table_insert (domain->proxy_vtable_hash, class, pvt);
+
+ return pvt;
+}
+
+
/*
* Compute a relative numbering of the class hierarchy as described in
* "Java for Large-Scale Scientific Computations?"
void
mono_class_setup_parent (MonoClass *class, MonoClass *parent)
{
+ gboolean system_namespace;
+
+ system_namespace = !strcmp (class->name_space, "System");
+
/* if root of the hierarchy */
- if (!strcmp (class->name_space, "System") && !strcmp (class->name, "Object")) {
+ if (system_namespace && !strcmp (class->name, "Object")) {
class->parent = NULL;
class->instance_size = sizeof (MonoObject);
- } else if (!(class->flags & TYPE_ATTRIBUTE_INTERFACE)) {
+ return;
+ }
+
+ if (!(class->flags & TYPE_ATTRIBUTE_INTERFACE)) {
int rnum = 0;
class->parent = parent;
- if (class->parent->enumtype || ((strcmp (class->parent->name, "ValueType") == 0) && (strcmp (class->parent->name_space, "System") == 0)))
+
+ class->marshalbyref = parent->marshalbyref;
+ class->contextbound = parent->contextbound;
+ class->delegate = parent->delegate;
+
+ if (system_namespace) {
+ if (*class->name == 'M' && !strcmp (class->name, "MarshalByRefObject"))
+ class->marshalbyref = 1;
+
+ if (*class->name == 'M' && !strcmp (class->name, "ContextBoundObject"))
+ class->contextbound = 1;
+
+ if (*class->name == 'D' && !strcmp (class->name, "Delegate"))
+ class->delegate = 1;
+ }
+
+ if (class->parent->enumtype || ((strcmp (class->parent->name, "ValueType") == 0) &&
+ (strcmp (class->parent->name_space, "System") == 0)))
class->valuetype = 1;
if (((strcmp (class->parent->name, "Enum") == 0) && (strcmp (class->parent->name_space, "System") == 0))) {
class->valuetype = class->enumtype = 1;
//class->interfaces = mono_metadata_interfaces_from_typedef (image, type_token, &class->interface_count);
- if (class->enumtype)
- mono_class_init (class);
+ if (class->enumtype) {
+ class->fields = g_new0 (MonoClassField, class->field.count);
+ 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;
}
-static MonoClass *
-mono_create_ptr_class (MonoType *type)
+MonoClass *
+mono_ptr_class_get (MonoType *type)
{
MonoClass *result;
MonoClass *el_class;
result->parent = NULL; /* no parent for PTR types */
result->name = "System";
result->name_space = "MonoPtrFakeClass";
- result->image = NULL;
+ result->image = el_class->image;
result->inited = TRUE;
/* Can pointers get boxed? */
result->instance_size = sizeof (gpointer);
case MONO_TYPE_STRING:
return mono_defaults.string_class;
case MONO_TYPE_ARRAY:
- return mono_array_class_get (mono_class_from_mono_type (type->data.array->type), type->data.array->rank);
+ return mono_array_class_get (type->data.array->type, type->data.array->rank);
case MONO_TYPE_PTR:
- return mono_create_ptr_class (type->data.type);
+ return mono_ptr_class_get (type->data.type);
case MONO_TYPE_SZARRAY:
- return mono_array_class_get (mono_class_from_mono_type (type->data.type), 1);
+ return mono_array_class_get (type->data.type, 1);
case MONO_TYPE_CLASS:
case MONO_TYPE_VALUETYPE:
return type->data.klass;
mono_class_create_from_typespec (MonoImage *image, guint32 type_spec)
{
MonoType *type;
- MonoClass *class, *eclass;
+ MonoClass *class;
type = mono_type_create_from_typespec (image, type_spec);
switch (type->type) {
case MONO_TYPE_ARRAY:
- eclass = mono_class_from_mono_type (type->data.array->type);
- class = mono_array_class_get (eclass, type->data.array->rank);
+ class = mono_array_class_get (type->data.array->type, type->data.array->rank);
break;
case MONO_TYPE_SZARRAY:
- eclass = mono_class_from_mono_type (type->data.type);
- class = mono_array_class_get (eclass, 1);
+ class = mono_array_class_get (type->data.type, 1);
break;
case MONO_TYPE_PTR:
class = mono_class_from_mono_type (type->data.type);
/**
* mono_array_class_get:
- * @eclass: element type class
+ * @element_type: element type
* @rank: the dimension of the array class
*
- * Returns: a class object describing the array with element type @etype and
+ * Returns: a class object describing the array with element type @element_type and
* dimension @rank.
*/
MonoClass *
-mono_array_class_get (MonoClass *eclass, guint32 rank)
+mono_array_class_get (MonoType *element_type, guint32 rank)
{
+ MonoClass *eclass;
MonoImage *image;
MonoClass *class;
static MonoClass *parent = NULL;
guint32 key;
int rnum = 0;
+ eclass = mono_class_from_mono_type (element_type);
g_assert (rank <= 255);
if (!parent)
class->rank = rank;
class->element_class = eclass;
if (rank > 1) {
+ MonoArrayType *at = g_new0 (MonoArrayType, 1);
class->byval_arg.type = MONO_TYPE_ARRAY;
+ class->byval_arg.data.array = at;
+ at->type = &eclass->byval_arg;
+ at->rank = rank;
/* FIXME: complete.... */
} else {
class->byval_arg.type = MONO_TYPE_SZARRAY;
mono_class_instance_size (MonoClass *klass)
{
- if (!klass->inited)
+ if (!klass->size_inited)
mono_class_init (klass);
return klass->instance_size;