#define OPDEF(a,b,c,d,e,f,g,h,i,j) \
a = i,
-typedef enum {
- MONO_MARSHAL_NONE, /* No marshalling needed */
- MONO_MARSHAL_COPY, /* Can be copied by value to the new domain */
- MONO_MARSHAL_COPY_OUT, /* out parameter that needs to be copied back to the original instance */
- MONO_MARSHAL_SERIALIZE /* Value needs to be serialized into the new domain */
-} MonoXDomainMarshalType;
-
enum {
#include "mono/cil/opcode.def"
LAST = 0xff
};
#undef OPDEF
-struct _MonoRemotingMethods {
- MonoMethod *invoke;
- MonoMethod *invoke_with_check;
- MonoMethod *xdomain_invoke;
- MonoMethod *xdomain_dispatch;
-};
-
-typedef struct _MonoRemotingMethods MonoRemotingMethods;
-
/*
* This mutex protects the various marshalling related caches in MonoImage
* and a few other data structures static to this file.
static MonoObject *
mono_delegate_end_invoke (MonoDelegate *delegate, gpointer *params);
-static void
-mono_marshal_xdomain_copy_out_value (MonoObject *src, MonoObject *dst);
-
-static gint32
-mono_marshal_set_domain_by_id (gint32 id, MonoBoolean push);
-
-static gboolean
-mono_marshal_check_domain_image (gint32 domain_id, MonoImage *image);
-
-#ifndef DISABLE_REMOTING
-static MonoObject *
-mono_remoting_wrapper (MonoMethod *method, gpointer *params);
-
-MONO_API void
-mono_upgrade_remote_class_wrapper (MonoReflectionType *rtype, MonoTransparentProxy *tproxy);
-
-#endif
-
-static MonoReflectionType *
-type_from_handle (MonoType *handle);
-
static void
mono_marshal_set_last_error_windows (int error);
register_icall (mono_struct_delete_old, "mono_struct_delete_old", "void ptr ptr", FALSE);
register_icall (mono_delegate_begin_invoke, "mono_delegate_begin_invoke", "object object ptr", FALSE);
register_icall (mono_delegate_end_invoke, "mono_delegate_end_invoke", "object object ptr", FALSE);
- register_icall (mono_marshal_xdomain_copy_value, "mono_marshal_xdomain_copy_value", "object object", FALSE);
- register_icall (mono_marshal_xdomain_copy_out_value, "mono_marshal_xdomain_copy_out_value", "void object object", FALSE);
- register_icall (mono_marshal_set_domain_by_id, "mono_marshal_set_domain_by_id", "int32 int32 int32", FALSE);
- register_icall (mono_marshal_check_domain_image, "mono_marshal_check_domain_image", "int32 int32 ptr", FALSE);
register_icall (mono_compile_method, "mono_compile_method", "ptr ptr", FALSE);
register_icall (mono_context_get, "mono_context_get", "object", FALSE);
register_icall (mono_context_set, "mono_context_set", "void object", FALSE);
- register_icall (type_from_handle, "type_from_handle", "object ptr", FALSE);
register_icall (mono_gc_wbarrier_generic_nostore, "wb_generic", "void ptr", FALSE);
register_icall (mono_gchandle_get_target, "mono_gchandle_get_target", "object int32", TRUE);
-#ifndef DISABLE_REMOTING
- register_icall (mono_remoting_wrapper, "mono_remoting_wrapper", "object ptr ptr", FALSE);
- register_icall (mono_upgrade_remote_class_wrapper, "mono_upgrade_remote_class_wrapper", "void object object", FALSE);
-#endif
mono_cominterop_init ();
}
}
marshal_mutex_initialized = FALSE;
}
-#ifndef DISABLE_REMOTING
-static MonoClass *byte_array_class;
-static MonoMethod *method_rs_serialize, *method_rs_deserialize, *method_exc_fixexc, *method_rs_appdomain_target;
-static MonoMethod *method_set_call_context, *method_needs_context_sink, *method_rs_serialize_exc;
-
-static void
-mono_remoting_marshal_init (void)
+void
+mono_marshal_lock_internal (void)
{
- MonoClass *klass;
-
- static gboolean module_initialized = FALSE;
-
- if (!module_initialized) {
- klass = mono_class_from_name (mono_defaults.corlib, "System.Runtime.Remoting", "RemotingServices");
- method_rs_serialize = mono_class_get_method_from_name (klass, "SerializeCallData", -1);
- method_rs_deserialize = mono_class_get_method_from_name (klass, "DeserializeCallData", -1);
- method_rs_serialize_exc = mono_class_get_method_from_name (klass, "SerializeExceptionData", -1);
-
- klass = mono_defaults.real_proxy_class;
- method_rs_appdomain_target = mono_class_get_method_from_name (klass, "GetAppDomainTarget", -1);
-
- klass = mono_defaults.exception_class;
- method_exc_fixexc = mono_class_get_method_from_name (klass, "FixRemotingException", -1);
-
- byte_array_class = mono_array_class_get (mono_defaults.byte_class, 1);
-
- klass = mono_class_from_name (mono_defaults.corlib, "System.Runtime.Remoting.Messaging", "CallContext");
- method_set_call_context = mono_class_get_method_from_name (klass, "SetCurrentCallContext", -1);
-
- klass = mono_class_from_name (mono_defaults.corlib, "System.Runtime.Remoting.Contexts", "Context");
- method_needs_context_sink = mono_class_get_method_from_name (klass, "get_NeedsContextSink", -1);
+ mono_marshal_lock ();
+}
- module_initialized = TRUE;
- }
+void
+mono_marshal_unlock_internal (void)
+{
+ mono_marshal_unlock ();
}
-#endif
gpointer
mono_delegate_to_ftnptr (MonoDelegate *delegate)
}
#ifndef DISABLE_JIT
-#ifndef DISABLE_REMOTING
-static int
-mono_mb_emit_proxy_check (MonoMethodBuilder *mb, int branch_code)
-{
- int pos;
- mono_mb_emit_ldflda (mb, MONO_STRUCT_OFFSET (MonoObject, vtable));
- mono_mb_emit_byte (mb, CEE_LDIND_I);
- mono_mb_emit_icon (mb, MONO_STRUCT_OFFSET (MonoVTable, klass));
- mono_mb_emit_byte (mb, CEE_ADD);
- mono_mb_emit_byte (mb, CEE_LDIND_I);
- mono_mb_emit_byte (mb, MONO_CUSTOM_PREFIX);
- mono_mb_emit_byte (mb, CEE_MONO_CLASSCONST);
- mono_mb_emit_i4 (mb, mono_mb_add_data (mb, mono_defaults.transparent_proxy_class));
- pos = mono_mb_emit_branch (mb, branch_code);
- return pos;
-}
-
-static int
-mono_mb_emit_xdomain_check (MonoMethodBuilder *mb, int branch_code)
-{
- int pos;
- mono_mb_emit_ldflda (mb, MONO_STRUCT_OFFSET (MonoTransparentProxy, rp));
- mono_mb_emit_byte (mb, CEE_LDIND_REF);
- mono_mb_emit_ldflda (mb, MONO_STRUCT_OFFSET (MonoRealProxy, target_domain_id));
- mono_mb_emit_byte (mb, CEE_LDIND_I4);
- mono_mb_emit_icon (mb, -1);
- pos = mono_mb_emit_branch (mb, branch_code);
- return pos;
-}
-
-static int
-mono_mb_emit_contextbound_check (MonoMethodBuilder *mb, int branch_code)
-{
- static int offset = -1;
- static guint8 mask;
-
- if (offset < 0)
- mono_marshal_find_bitfield_offset (MonoClass, contextbound, &offset, &mask);
-
- mono_mb_emit_ldflda (mb, MONO_STRUCT_OFFSET (MonoTransparentProxy, remote_class));
- mono_mb_emit_byte (mb, CEE_LDIND_REF);
- mono_mb_emit_ldflda (mb, MONO_STRUCT_OFFSET (MonoRemoteClass, proxy_class));
- mono_mb_emit_byte (mb, CEE_LDIND_REF);
- mono_mb_emit_ldflda (mb, offset);
- mono_mb_emit_byte (mb, CEE_LDIND_U1);
- mono_mb_emit_icon (mb, mask);
- mono_mb_emit_byte (mb, CEE_AND);
- mono_mb_emit_icon (mb, 0);
- return mono_mb_emit_branch (mb, branch_code);
-}
-#endif /* DISABLE_REMOTING */
/*
* mono_mb_emit_exception_marshal_directive:
emit_thread_interrupt_checkpoint (mb);
}
+void
+mono_marshal_emit_thread_force_interrupt_checkpoint (MonoMethodBuilder *mb)
+{
+ emit_thread_force_interrupt_checkpoint (mb);
+}
+
#endif /* DISABLE_JIT */
static MonoAsyncResult *
#ifndef DISABLE_JIT
-static int
+int
mono_mb_emit_save_args (MonoMethodBuilder *mb, MonoMethodSignature *sig, gboolean save_this)
{
int i, params_var, tmp_var;
*
* Create a MonoMethod from MB, set INFO as wrapper info.
*/
-static MonoMethod*
+MonoMethod*
mono_mb_create (MonoMethodBuilder *mb, MonoMethodSignature *sig,
int max_stack, WrapperInfo *info)
{
}
/* Create the method from the builder and place it in the cache */
-static MonoMethod*
+MonoMethod*
mono_mb_create_and_cache_full (GHashTable *cache, gpointer key,
MonoMethodBuilder *mb, MonoMethodSignature *sig,
int max_stack, WrapperInfo *info, gboolean *out_found)
return mono_mb_create_and_cache_full (cache, key, mb, sig, max_stack, NULL, NULL);
}
-static inline MonoMethod*
-mono_marshal_remoting_find_in_cache (MonoMethod *method, int wrapper_type)
-{
- MonoMethod *res = NULL;
- MonoRemotingMethods *wrps;
-
- mono_marshal_lock ();
- if (method->klass->image->remoting_invoke_cache)
- wrps = g_hash_table_lookup (method->klass->image->remoting_invoke_cache, method);
- else
- wrps = NULL;
-
- if (wrps) {
- switch (wrapper_type) {
- case MONO_WRAPPER_REMOTING_INVOKE: res = wrps->invoke; break;
- case MONO_WRAPPER_REMOTING_INVOKE_WITH_CHECK: res = wrps->invoke_with_check; break;
- case MONO_WRAPPER_XDOMAIN_INVOKE: res = wrps->xdomain_invoke; break;
- case MONO_WRAPPER_XDOMAIN_DISPATCH: res = wrps->xdomain_dispatch; break;
- }
- }
-
- /* it is important to do the unlock after the load from wrps, since in
- * mono_remoting_mb_create_and_cache () we drop the marshal lock to be able
- * to take the loader lock and some other thread may set the fields.
- */
- mono_marshal_unlock ();
- return res;
-}
-
-/* Create the method from the builder and place it in the cache */
-static inline MonoMethod*
-mono_remoting_mb_create_and_cache (MonoMethod *key, MonoMethodBuilder *mb,
- MonoMethodSignature *sig, int max_stack)
-{
- MonoMethod **res = NULL;
- MonoRemotingMethods *wrps;
- GHashTable *cache = get_cache_full (&key->klass->image->remoting_invoke_cache, mono_aligned_addr_hash, NULL, NULL, g_free);
-
- mono_marshal_lock ();
- wrps = g_hash_table_lookup (cache, key);
- if (!wrps) {
- wrps = g_new0 (MonoRemotingMethods, 1);
- g_hash_table_insert (cache, key, wrps);
- }
-
- switch (mb->method->wrapper_type) {
- case MONO_WRAPPER_REMOTING_INVOKE: res = &wrps->invoke; break;
- case MONO_WRAPPER_REMOTING_INVOKE_WITH_CHECK: res = &wrps->invoke_with_check; break;
- case MONO_WRAPPER_XDOMAIN_INVOKE: res = &wrps->xdomain_invoke; break;
- case MONO_WRAPPER_XDOMAIN_DISPATCH: res = &wrps->xdomain_dispatch; break;
- default: g_assert_not_reached (); break;
- }
- mono_marshal_unlock ();
-
- if (*res == NULL) {
- MonoMethod *newm;
- newm = mono_mb_create_method (mb, sig, max_stack);
-
- mono_marshal_lock ();
- if (!*res) {
- *res = newm;
- mono_marshal_set_wrapper_info (*res, key);
- mono_marshal_unlock ();
- } else {
- mono_marshal_unlock ();
- mono_free_method (newm);
- }
- }
-
- return *res;
-}
-
MonoMethod *
mono_marshal_method_from_wrapper (MonoMethod *wrapper)
{
datav [1] = data;
}
-static WrapperInfo*
+WrapperInfo*
mono_wrapper_info_create (MonoMethodBuilder *mb, WrapperSubtype subtype)
{
WrapperInfo *info;
#ifndef DISABLE_JIT
-static void
+void
mono_mb_emit_restore_result (MonoMethodBuilder *mb, MonoType *return_type)
{
MonoType *t = mono_type_get_underlying_type (return_type);
return res;
}
-#ifndef DISABLE_REMOTING
-
-static MonoObject *
-mono_remoting_wrapper (MonoMethod *method, gpointer *params)
+typedef struct
{
- MonoMethodMessage *msg;
- MonoTransparentProxy *this;
- MonoObject *res, *exc;
- MonoArray *out_args;
-
- this = *((MonoTransparentProxy **)params [0]);
-
- g_assert (this);
- g_assert (((MonoObject *)this)->vtable->klass == mono_defaults.transparent_proxy_class);
-
- /* skip the this pointer */
- params++;
-
- if (mono_class_is_contextbound (this->remote_class->proxy_class) && this->rp->context == (MonoObject *) mono_context_get ())
- {
- int i;
- MonoMethodSignature *sig = mono_method_signature (method);
- int count = sig->param_count;
- gpointer* mparams = (gpointer*) alloca(count*sizeof(gpointer));
-
- for (i=0; i<count; i++) {
- MonoClass *class = mono_class_from_mono_type (sig->params [i]);
- if (class->valuetype) {
- if (sig->params [i]->byref) {
- mparams[i] = *((gpointer *)params [i]);
- } else {
- /* runtime_invoke expects a boxed instance */
- if (mono_class_is_nullable (mono_class_from_mono_type (sig->params [i])))
- mparams[i] = mono_nullable_box (params [i], class);
- else
- mparams[i] = params [i];
- }
- } else {
- mparams[i] = *((gpointer**)params [i]);
- }
- }
+ MonoMethodSignature *sig;
+ MonoMethod *method;
+} SignatureMethodPair;
- return mono_runtime_invoke (method, method->klass->valuetype? mono_object_unbox ((MonoObject*)this): this, mparams, NULL);
- }
+static guint
+signature_method_pair_hash (gconstpointer data)
+{
+ SignatureMethodPair *pair = (SignatureMethodPair*)data;
- msg = mono_method_call_message_new (method, params, NULL, NULL, NULL);
+ return mono_signature_hash (pair->sig) ^ mono_aligned_addr_hash (pair->method);
+}
- res = mono_remoting_invoke ((MonoObject *)this->rp, msg, &exc, &out_args);
+static gboolean
+signature_method_pair_equal (SignatureMethodPair *pair1, SignatureMethodPair *pair2)
+{
+ return mono_metadata_signature_equal (pair1->sig, pair2->sig) && (pair1->method == pair2->method);
+}
- if (exc)
- mono_raise_exception ((MonoException *)exc);
+static gboolean
+signature_method_pair_matches_method (gpointer key, gpointer value, gpointer user_data)
+{
+ SignatureMethodPair *pair = (SignatureMethodPair*)key;
+ MonoMethod *method = (MonoMethod*)user_data;
- mono_method_return_message_restore (method, params, out_args);
+ return pair->method == method;
+}
- return res;
-}
+static void
+free_signature_method_pair (SignatureMethodPair *pair)
+{
+ g_free (pair);
+}
-MonoMethod *
-mono_marshal_get_remoting_invoke (MonoMethod *method)
+static MonoMethod *
+mono_marshal_get_delegate_invoke_internal (MonoMethod *method, gboolean callvirt, gboolean static_method_with_first_arg_bound, MonoMethod *target_method)
{
- MonoMethodSignature *sig;
+ MonoMethodSignature *sig, *static_sig, *invoke_sig;
+ int i;
MonoMethodBuilder *mb;
MonoMethod *res;
- int params_var;
+ GHashTable *cache;
+ gpointer cache_key = NULL;
+ SignatureMethodPair key;
+ SignatureMethodPair *new_key;
+ int local_prev, local_target;
+ int pos0;
+ char *name;
+ MonoClass *target_class = NULL;
+ gboolean closed_over_null = FALSE;
+ MonoGenericContext *ctx = NULL;
+ MonoGenericContainer *container = NULL;
+ MonoMethod *orig_method = NULL;
+ WrapperInfo *info;
+ WrapperSubtype subtype = WRAPPER_SUBTYPE_NONE;
+ gboolean found;
- g_assert (method);
+ g_assert (method && method->klass->parent == mono_defaults.multicastdelegate_class &&
+ !strcmp (method->name, "Invoke"));
- if (method->wrapper_type == MONO_WRAPPER_REMOTING_INVOKE || method->wrapper_type == MONO_WRAPPER_XDOMAIN_INVOKE)
- return method;
+ invoke_sig = sig = mono_signature_no_pinvoke (method);
- /* this seems to be the best plase to put this, as all remoting invokes seem to get filtered through here */
-#ifndef DISABLE_COM
- if (mono_class_is_com_object (method->klass) || method->klass == mono_class_get_com_object_class ()) {
- MonoVTable *vtable = mono_class_vtable (mono_domain_get (), method->klass);
- g_assert (vtable); /*FIXME do proper error handling*/
+ /*
+ * If the delegate target is null, and the target method is not static, a virtual
+ * call is made to that method with the first delegate argument as this. This is
+ * a non-documented .NET feature.
+ */
+ if (callvirt) {
+ subtype = WRAPPER_SUBTYPE_DELEGATE_INVOKE_VIRTUAL;
+ if (target_method->is_inflated) {
+ MonoType *target_type;
- if (!mono_vtable_is_remote (vtable)) {
- return mono_cominterop_get_invoke (method);
+ g_assert (method->signature->hasthis);
+ target_type = mono_class_inflate_generic_type (method->signature->params [0],
+ mono_method_get_context (method));
+ target_class = mono_class_from_mono_type (target_type);
+ } else {
+ target_class = target_method->klass;
}
- }
-#endif
-
- sig = mono_signature_no_pinvoke (method);
-
- /* we cant remote methods without this pointer */
- if (!sig->hasthis)
- return method;
-
- if ((res = mono_marshal_remoting_find_in_cache (method, MONO_WRAPPER_REMOTING_INVOKE)))
- return res;
-
- mb = mono_mb_new (method->klass, method->name, MONO_WRAPPER_REMOTING_INVOKE);
-
-#ifndef DISABLE_JIT
- mb->method->save_lmf = 1;
-
- params_var = mono_mb_emit_save_args (mb, sig, TRUE);
-
- mono_mb_emit_ptr (mb, method);
- mono_mb_emit_ldloc (mb, params_var);
- mono_mb_emit_icall (mb, mono_remoting_wrapper);
- emit_thread_interrupt_checkpoint (mb);
- if (sig->ret->type == MONO_TYPE_VOID) {
- mono_mb_emit_byte (mb, CEE_POP);
- mono_mb_emit_byte (mb, CEE_RET);
- } else {
- mono_mb_emit_restore_result (mb, sig->ret);
+ closed_over_null = sig->param_count == mono_method_signature (target_method)->param_count;
}
-#endif
- res = mono_remoting_mb_create_and_cache (method, mb, sig, sig->param_count + 16);
- mono_mb_free (mb);
+ if (static_method_with_first_arg_bound) {
+ subtype = WRAPPER_SUBTYPE_DELEGATE_INVOKE_BOUND;
+ g_assert (!callvirt);
+ invoke_sig = mono_method_signature (target_method);
+ }
- return res;
-}
+ /*
+ * For generic delegates, create a generic wrapper, and return an instance to help AOT.
+ */
+ if (method->is_inflated && subtype == WRAPPER_SUBTYPE_NONE) {
+ orig_method = method;
+ ctx = &((MonoMethodInflated*)method)->context;
+ method = ((MonoMethodInflated*)method)->declaring;
-#endif /* DISABLE_REMOTING */
+ container = mono_method_get_generic_container (method);
+ if (!container)
+ container = method->klass->generic_container;
+ g_assert (container);
+ invoke_sig = sig = mono_signature_no_pinvoke (method);
+ }
-/* mono_get_xdomain_marshal_type()
- * Returns the kind of marshalling that a type needs for cross domain calls.
- */
-static MonoXDomainMarshalType
-mono_get_xdomain_marshal_type (MonoType *t)
-{
- switch (t->type) {
- case MONO_TYPE_VOID:
- g_assert_not_reached ();
- break;
- case MONO_TYPE_U1:
- case MONO_TYPE_I1:
- case MONO_TYPE_BOOLEAN:
- case MONO_TYPE_U2:
- case MONO_TYPE_I2:
- case MONO_TYPE_CHAR:
- case MONO_TYPE_U4:
- case MONO_TYPE_I4:
- case MONO_TYPE_I8:
- case MONO_TYPE_U8:
- case MONO_TYPE_R4:
- case MONO_TYPE_R8:
- return MONO_MARSHAL_NONE;
- case MONO_TYPE_STRING:
- return MONO_MARSHAL_COPY;
- case MONO_TYPE_ARRAY:
- case MONO_TYPE_SZARRAY: {
- MonoClass *elem_class = mono_class_from_mono_type (t)->element_class;
- if (mono_get_xdomain_marshal_type (&(elem_class->byval_arg)) != MONO_MARSHAL_SERIALIZE)
- return MONO_MARSHAL_COPY;
- break;
- }
- }
-
- return MONO_MARSHAL_SERIALIZE;
-}
-
-
-/* mono_marshal_xdomain_copy_value
- * Makes a copy of "val" suitable for the current domain.
- */
-MonoObject *
-mono_marshal_xdomain_copy_value (MonoObject *val)
-{
- MonoDomain *domain;
- if (val == NULL) return NULL;
-
- domain = mono_domain_get ();
-
- switch (mono_object_class (val)->byval_arg.type) {
- case MONO_TYPE_VOID:
- g_assert_not_reached ();
- break;
- case MONO_TYPE_U1:
- case MONO_TYPE_I1:
- case MONO_TYPE_BOOLEAN:
- case MONO_TYPE_U2:
- case MONO_TYPE_I2:
- case MONO_TYPE_CHAR:
- case MONO_TYPE_U4:
- case MONO_TYPE_I4:
- case MONO_TYPE_I8:
- case MONO_TYPE_U8:
- case MONO_TYPE_R4:
- case MONO_TYPE_R8: {
- return mono_value_box (domain, mono_object_class (val), ((char*)val) + sizeof(MonoObject));
- }
- case MONO_TYPE_STRING: {
- MonoString *str = (MonoString *) val;
- return (MonoObject *) mono_string_new_utf16 (domain, mono_string_chars (str), mono_string_length (str));
- }
- case MONO_TYPE_ARRAY:
- case MONO_TYPE_SZARRAY: {
- MonoArray *acopy;
- MonoXDomainMarshalType mt = mono_get_xdomain_marshal_type (&(mono_object_class (val)->element_class->byval_arg));
- if (mt == MONO_MARSHAL_SERIALIZE) return NULL;
- acopy = mono_array_clone_in_domain (domain, (MonoArray *) val);
- if (mt == MONO_MARSHAL_COPY) {
- int i, len = mono_array_length (acopy);
- for (i = 0; i < len; i++) {
- MonoObject *item = mono_array_get (acopy, gpointer, i);
- mono_array_setref (acopy, i, mono_marshal_xdomain_copy_value (item));
- }
- }
- return (MonoObject *) acopy;
- }
- }
-
- if (mono_object_class (val) == mono_defaults.stringbuilder_class) {
- MonoStringBuilder *oldsb = (MonoStringBuilder *) val;
- MonoStringBuilder *newsb = (MonoStringBuilder *) mono_object_new (domain, mono_defaults.stringbuilder_class);
- MONO_OBJECT_SETREF (newsb, str, mono_string_new_utf16 (domain, mono_string_chars (oldsb->str), mono_string_length (oldsb->str)));
- newsb->length = oldsb->length;
- newsb->max_capacity = (gint32)0x7fffffff;
- return (MonoObject *) newsb;
- }
- return NULL;
-}
-
-/* mono_marshal_xdomain_copy_out_value()
- * Copies the contents of the src instance into the dst instance. src and dst
- * must have the same type, and if they are arrays, the same size.
- */
-static void
-mono_marshal_xdomain_copy_out_value (MonoObject *src, MonoObject *dst)
-{
- if (src == NULL || dst == NULL) return;
-
- g_assert (mono_object_class (src) == mono_object_class (dst));
+ /*
+ * Check cache
+ */
+ if (ctx) {
+ cache = get_cache (&method->klass->image->delegate_invoke_generic_cache, mono_aligned_addr_hash, NULL);
+ res = check_generic_delegate_wrapper_cache (cache, orig_method, method, ctx);
+ if (res)
+ return res;
+ cache_key = method->klass;
+ } else if (static_method_with_first_arg_bound) {
+ cache = get_cache (&method->klass->image->delegate_bound_static_invoke_cache,
+ (GHashFunc)mono_signature_hash,
+ (GCompareFunc)mono_metadata_signature_equal);
+ /*
+ * The wrapper is based on sig+invoke_sig, but sig can be derived from invoke_sig.
+ */
+ res = mono_marshal_find_in_cache (cache, invoke_sig);
+ if (res)
+ return res;
+ cache_key = invoke_sig;
+ } else if (callvirt) {
+ GHashTable **cache_ptr;
- switch (mono_object_class (src)->byval_arg.type) {
- case MONO_TYPE_ARRAY:
- case MONO_TYPE_SZARRAY: {
- int mt = mono_get_xdomain_marshal_type (&(mono_object_class (src)->element_class->byval_arg));
- if (mt == MONO_MARSHAL_SERIALIZE) return;
- if (mt == MONO_MARSHAL_COPY) {
- int i, len = mono_array_length ((MonoArray *)dst);
- for (i = 0; i < len; i++) {
- MonoObject *item = mono_array_get ((MonoArray *)src, gpointer, i);
- mono_array_setref ((MonoArray *)dst, i, mono_marshal_xdomain_copy_value (item));
- }
- } else {
- mono_array_full_copy ((MonoArray *)src, (MonoArray *)dst);
- }
- return;
- }
- }
+ cache_ptr = &method->klass->image->delegate_abstract_invoke_cache;
- if (mono_object_class (src) == mono_defaults.stringbuilder_class) {
- MonoStringBuilder *src_sb = (MonoStringBuilder *) src;
- MonoStringBuilder *dst_sb = (MonoStringBuilder *) dst;
-
- MONO_OBJECT_SETREF (dst_sb, str, mono_string_new_utf16 (mono_object_domain (dst), mono_string_chars (src_sb->str), mono_string_length (src_sb->str)));
- dst_sb->cached_str = NULL;
- dst_sb->length = src_sb->length;
+ /* We need to cache the signature+method pair */
+ mono_marshal_lock ();
+ if (!*cache_ptr)
+ *cache_ptr = g_hash_table_new_full (signature_method_pair_hash, (GEqualFunc)signature_method_pair_equal, (GDestroyNotify)free_signature_method_pair, NULL);
+ cache = *cache_ptr;
+ key.sig = invoke_sig;
+ key.method = target_method;
+ res = g_hash_table_lookup (cache, &key);
+ mono_marshal_unlock ();
+ if (res)
+ return res;
+ } else {
+ cache = get_cache (&method->klass->image->delegate_invoke_cache,
+ (GHashFunc)mono_signature_hash,
+ (GCompareFunc)mono_metadata_signature_equal);
+ res = mono_marshal_find_in_cache (cache, sig);
+ if (res)
+ return res;
+ cache_key = sig;
}
-}
-
-
-#if !(defined (DISABLE_JIT) || defined (DISABLE_REMOTING))
-
-static void
-mono_marshal_emit_xdomain_copy_value (MonoMethodBuilder *mb, MonoClass *pclass)
-{
- mono_mb_emit_icall (mb, mono_marshal_xdomain_copy_value);
- mono_mb_emit_op (mb, CEE_CASTCLASS, pclass);
-}
-
-static void
-mono_marshal_emit_xdomain_copy_out_value (MonoMethodBuilder *mb, MonoClass *pclass)
-{
- mono_mb_emit_icall (mb, mono_marshal_xdomain_copy_out_value);
-}
-#endif
-
-#ifndef DISABLE_REMOTING
-/* mono_marshal_supports_fast_xdomain()
- * Returns TRUE if the method can use the fast xdomain wrapper.
- */
-static gboolean
-mono_marshal_supports_fast_xdomain (MonoMethod *method)
-{
- return !mono_class_is_contextbound (method->klass) &&
- !((method->flags & METHOD_ATTRIBUTE_SPECIAL_NAME) && (strcmp (".ctor", method->name) == 0));
-}
-#endif
-
-static gint32
-mono_marshal_set_domain_by_id (gint32 id, MonoBoolean push)
-{
- MonoDomain *current_domain = mono_domain_get ();
- MonoDomain *domain = mono_domain_get_by_id (id);
- if (!domain || !mono_domain_set (domain, FALSE))
- mono_raise_exception (mono_get_exception_appdomain_unloaded ());
+ static_sig = signature_dup (method->klass->image, sig);
+ static_sig->hasthis = 0;
+ if (!static_method_with_first_arg_bound)
+ invoke_sig = static_sig;
- if (push)
- mono_thread_push_appdomain_ref (domain);
+ if (static_method_with_first_arg_bound)
+ name = mono_signature_to_name (invoke_sig, "invoke_bound");
+ else if (closed_over_null)
+ name = mono_signature_to_name (invoke_sig, "invoke_closed_over_null");
+ else if (callvirt)
+ name = mono_signature_to_name (invoke_sig, "invoke_callvirt");
else
- mono_thread_pop_appdomain_ref ();
-
- return current_domain->domain_id;
-}
-
-#if !(defined (DISABLE_JIT) || defined (DISABLE_REMOTING))
-static void
-mono_marshal_emit_switch_domain (MonoMethodBuilder *mb)
-{
- mono_mb_emit_icall (mb, mono_marshal_set_domain_by_id);
-}
+ name = mono_signature_to_name (invoke_sig, "invoke");
+ if (ctx)
+ mb = mono_mb_new (method->klass, name, MONO_WRAPPER_DELEGATE_INVOKE);
+ else
+ mb = mono_mb_new (get_wrapper_target_class (method->klass->image), name, MONO_WRAPPER_DELEGATE_INVOKE);
+ g_free (name);
-/* mono_marshal_emit_load_domain_method ()
- * Loads into the stack a pointer to the code of the provided method for
- * the current domain.
- */
-static void
-mono_marshal_emit_load_domain_method (MonoMethodBuilder *mb, MonoMethod *method)
-{
- /* We need a pointer to the method for the running domain (not the domain
- * that compiles the method).
- */
- mono_mb_emit_ptr (mb, method);
- mono_mb_emit_icall (mb, mono_compile_method);
-}
-#endif
+#ifndef DISABLE_JIT
+ /* allocate local 0 (object) */
+ local_target = mono_mb_add_local (mb, &mono_defaults.object_class->byval_arg);
+ local_prev = mono_mb_add_local (mb, &mono_defaults.object_class->byval_arg);
-/* mono_marshal_check_domain_image ()
- * Returns TRUE if the image is loaded in the specified
- * application domain.
- */
-static gboolean
-mono_marshal_check_domain_image (gint32 domain_id, MonoImage *image)
-{
- MonoAssembly* ass;
- GSList *tmp;
+ g_assert (sig->hasthis);
- MonoDomain *domain = mono_domain_get_by_id (domain_id);
- if (!domain)
- return FALSE;
+ /*
+ * if (prev != null)
+ * prev.Invoke( args .. );
+ * return this.<target>( args .. );
+ */
- mono_domain_assemblies_lock (domain);
- for (tmp = domain->domain_assemblies; tmp; tmp = tmp->next) {
- ass = tmp->data;
- if (ass->image == image)
- break;
- }
- mono_domain_assemblies_unlock (domain);
+ /* this wrapper can be used in unmanaged-managed transitions */
+ emit_thread_interrupt_checkpoint (mb);
- return tmp != NULL;
-}
+ /* get this->prev */
+ mono_mb_emit_ldarg (mb, 0);
+ mono_mb_emit_ldflda (mb, MONO_STRUCT_OFFSET (MonoMulticastDelegate, prev));
+ mono_mb_emit_byte (mb, CEE_LDIND_REF);
+ mono_mb_emit_stloc (mb, local_prev);
+ mono_mb_emit_ldloc (mb, local_prev);
-#ifndef DISABLE_REMOTING
+ /* if prev != null */
+ pos0 = mono_mb_emit_branch (mb, CEE_BRFALSE);
-/* mono_marshal_get_xappdomain_dispatch ()
- * Generates a method that dispatches a method call from another domain into
- * the current domain.
- */
-static MonoMethod *
-mono_marshal_get_xappdomain_dispatch (MonoMethod *method, int *marshal_types, int complex_count, int complex_out_count, int ret_marshal_type)
-{
- MonoMethodSignature *sig, *csig;
- MonoMethodBuilder *mb;
- MonoMethod *res;
- int i, j, param_index, copy_locals_base;
- MonoClass *ret_class = NULL;
- int loc_array=0, loc_return=0, loc_serialized_exc=0;
- MonoExceptionClause *main_clause;
- int pos, pos_leave;
- gboolean copy_return;
-
- if ((res = mono_marshal_remoting_find_in_cache (method, MONO_WRAPPER_XDOMAIN_DISPATCH)))
- return res;
+ /* then recurse */
- sig = mono_method_signature (method);
- copy_return = (sig->ret->type != MONO_TYPE_VOID && ret_marshal_type != MONO_MARSHAL_SERIALIZE);
+ mono_mb_emit_byte (mb, MONO_CUSTOM_PREFIX);
+ mono_mb_emit_byte (mb, CEE_MONO_NOT_TAKEN);
- j = 0;
- csig = mono_metadata_signature_alloc (mono_defaults.corlib, 3 + sig->param_count - complex_count);
- csig->params [j++] = &mono_defaults.object_class->byval_arg;
- csig->params [j++] = &byte_array_class->this_arg;
- csig->params [j++] = &byte_array_class->this_arg;
- for (i = 0; i < sig->param_count; i++) {
- if (marshal_types [i] != MONO_MARSHAL_SERIALIZE)
- csig->params [j++] = sig->params [i];
- }
- if (copy_return)
- csig->ret = sig->ret;
+ mono_mb_emit_ldloc (mb, local_prev);
+ for (i = 0; i < sig->param_count; i++)
+ mono_mb_emit_ldarg (mb, i + 1);
+ if (ctx)
+ mono_mb_emit_op (mb, CEE_CALLVIRT, mono_class_inflate_generic_method (method, &container->context));
else
- csig->ret = &mono_defaults.void_class->byval_arg;
- csig->pinvoke = 1;
- csig->hasthis = FALSE;
-
- mb = mono_mb_new (method->klass, method->name, MONO_WRAPPER_XDOMAIN_DISPATCH);
- mb->method->save_lmf = 1;
-
-#ifndef DISABLE_JIT
- /* Locals */
-
- loc_serialized_exc = mono_mb_add_local (mb, &byte_array_class->byval_arg);
- if (complex_count > 0)
- loc_array = mono_mb_add_local (mb, &mono_defaults.object_class->byval_arg);
- if (sig->ret->type != MONO_TYPE_VOID) {
- loc_return = mono_mb_add_local (mb, sig->ret);
- ret_class = mono_class_from_mono_type (sig->ret);
- }
-
- /* try */
-
- main_clause = mono_image_alloc0 (method->klass->image, sizeof (MonoExceptionClause));
- main_clause->try_offset = mono_mb_get_label (mb);
-
- /* Clean the call context */
-
- mono_mb_emit_byte (mb, CEE_LDNULL);
- mono_mb_emit_managed_call (mb, method_set_call_context, NULL);
- mono_mb_emit_byte (mb, CEE_POP);
+ mono_mb_emit_op (mb, CEE_CALLVIRT, method);
+ if (sig->ret->type != MONO_TYPE_VOID)
+ mono_mb_emit_byte (mb, CEE_POP);
- /* Deserialize call data */
+ /* continued or prev == null */
+ mono_mb_patch_branch (mb, pos0);
- mono_mb_emit_ldarg (mb, 1);
+ /* get this->target */
+ mono_mb_emit_ldarg (mb, 0);
+ mono_mb_emit_ldflda (mb, MONO_STRUCT_OFFSET (MonoDelegate, target));
mono_mb_emit_byte (mb, CEE_LDIND_REF);
- mono_mb_emit_byte (mb, CEE_DUP);
- pos = mono_mb_emit_short_branch (mb, CEE_BRFALSE_S);
-
- mono_marshal_emit_xdomain_copy_value (mb, byte_array_class);
- mono_mb_emit_managed_call (mb, method_rs_deserialize, NULL);
-
- if (complex_count > 0)
- mono_mb_emit_stloc (mb, loc_array);
- else
- mono_mb_emit_byte (mb, CEE_POP);
+ mono_mb_emit_stloc (mb, local_target);
- mono_mb_patch_short_branch (mb, pos);
+ /*static methods with bound first arg can have null target and still be bound*/
+ if (!static_method_with_first_arg_bound) {
+ /* if target != null */
+ mono_mb_emit_ldloc (mb, local_target);
+ pos0 = mono_mb_emit_branch (mb, CEE_BRFALSE);
- /* Get the target object */
-
- mono_mb_emit_ldarg (mb, 0);
- mono_mb_emit_managed_call (mb, method_rs_appdomain_target, NULL);
+ /* then call this->method_ptr nonstatic */
+ if (callvirt) {
+ // FIXME:
+ mono_mb_emit_exception_full (mb, "System", "NotImplementedException", "");
+ } else {
+ mono_mb_emit_ldloc (mb, local_target);
+ for (i = 0; i < sig->param_count; ++i)
+ mono_mb_emit_ldarg (mb, i + 1);
+ mono_mb_emit_ldarg (mb, 0);
+ mono_mb_emit_ldflda (mb, MONO_STRUCT_OFFSET (MonoDelegate, method_ptr));
+ mono_mb_emit_byte (mb, CEE_LDIND_I );
+ mono_mb_emit_op (mb, CEE_CALLI, sig);
- /* Load the arguments */
+ mono_mb_emit_byte (mb, CEE_RET);
+ }
- copy_locals_base = mb->locals;
- param_index = 3; // Index of the first non-serialized parameter of this wrapper
- j = 0;
- for (i = 0; i < sig->param_count; i++) {
- MonoType *pt = sig->params [i];
- MonoClass *pclass = mono_class_from_mono_type (pt);
- switch (marshal_types [i]) {
- case MONO_MARSHAL_SERIALIZE: {
- /* take the value from the serialized array */
- mono_mb_emit_ldloc (mb, loc_array);
- mono_mb_emit_icon (mb, j++);
- if (pt->byref) {
- if (pclass->valuetype) {
- mono_mb_emit_byte (mb, CEE_LDELEM_REF);
- mono_mb_emit_op (mb, CEE_UNBOX, pclass);
- } else {
- mono_mb_emit_op (mb, CEE_LDELEMA, pclass);
- }
- } else {
- if (pclass->valuetype) {
- mono_mb_emit_byte (mb, CEE_LDELEM_REF);
- mono_mb_emit_op (mb, CEE_UNBOX, pclass);
- mono_mb_emit_op (mb, CEE_LDOBJ, pclass);
- } else {
- mono_mb_emit_byte (mb, CEE_LDELEM_REF);
- if (pclass != mono_defaults.object_class) {
- mono_mb_emit_op (mb, CEE_CASTCLASS, pclass);
- }
- }
- }
- break;
- }
- case MONO_MARSHAL_COPY_OUT: {
- /* Keep a local copy of the value since we need to copy it back after the call */
- int copy_local = mono_mb_add_local (mb, &(pclass->byval_arg));
- mono_mb_emit_ldarg (mb, param_index++);
- mono_marshal_emit_xdomain_copy_value (mb, pclass);
- mono_mb_emit_byte (mb, CEE_DUP);
- mono_mb_emit_stloc (mb, copy_local);
- break;
- }
- case MONO_MARSHAL_COPY: {
- mono_mb_emit_ldarg (mb, param_index);
- if (pt->byref) {
- mono_mb_emit_byte (mb, CEE_DUP);
- mono_mb_emit_byte (mb, CEE_DUP);
- mono_mb_emit_byte (mb, CEE_LDIND_REF);
- mono_marshal_emit_xdomain_copy_value (mb, pclass);
- mono_mb_emit_byte (mb, CEE_STIND_REF);
- } else {
- mono_marshal_emit_xdomain_copy_value (mb, pclass);
- }
- param_index++;
- break;
- }
- case MONO_MARSHAL_NONE:
- mono_mb_emit_ldarg (mb, param_index++);
- break;
- }
- }
-
- /* Make the call to the real object */
-
- emit_thread_force_interrupt_checkpoint (mb);
-
- mono_mb_emit_op (mb, CEE_CALLVIRT, method);
-
- if (sig->ret->type != MONO_TYPE_VOID)
- mono_mb_emit_stloc (mb, loc_return);
-
- /* copy back MONO_MARSHAL_COPY_OUT parameters */
-
- j = 0;
- param_index = 3;
- for (i = 0; i < sig->param_count; i++) {
- if (marshal_types [i] == MONO_MARSHAL_SERIALIZE) continue;
- if (marshal_types [i] == MONO_MARSHAL_COPY_OUT) {
- mono_mb_emit_ldloc (mb, copy_locals_base + (j++));
- mono_mb_emit_ldarg (mb, param_index);
- mono_marshal_emit_xdomain_copy_out_value (mb, mono_class_from_mono_type (sig->params [i]));
- }
- param_index++;
- }
-
- /* Serialize the return values */
-
- if (complex_out_count > 0) {
- /* Reset parameters in the array that don't need to be serialized back */
- j = 0;
- for (i = 0; i < sig->param_count; i++) {
- if (marshal_types[i] != MONO_MARSHAL_SERIALIZE) continue;
- if (!sig->params [i]->byref) {
- mono_mb_emit_ldloc (mb, loc_array);
- mono_mb_emit_icon (mb, j);
- mono_mb_emit_byte (mb, CEE_LDNULL);
- mono_mb_emit_byte (mb, CEE_STELEM_REF);
- }
- j++;
- }
-
- /* Add the return value to the array */
-
- if (ret_marshal_type == MONO_MARSHAL_SERIALIZE) {
- mono_mb_emit_ldloc (mb, loc_array);
- mono_mb_emit_icon (mb, complex_count); /* The array has an additional slot to hold the ret value */
- mono_mb_emit_ldloc (mb, loc_return);
-
- g_assert (ret_class); /*FIXME properly fail here*/
- if (ret_class->valuetype) {
- mono_mb_emit_op (mb, CEE_BOX, ret_class);
- }
- mono_mb_emit_byte (mb, CEE_STELEM_REF);
- }
-
- /* Serialize */
-
- mono_mb_emit_ldarg (mb, 1);
- mono_mb_emit_ldloc (mb, loc_array);
- mono_mb_emit_managed_call (mb, method_rs_serialize, NULL);
- mono_mb_emit_byte (mb, CEE_STIND_REF);
- } else if (ret_marshal_type == MONO_MARSHAL_SERIALIZE) {
- mono_mb_emit_ldarg (mb, 1);
- mono_mb_emit_ldloc (mb, loc_return);
- if (ret_class->valuetype) {
- mono_mb_emit_op (mb, CEE_BOX, ret_class);
- }
- mono_mb_emit_managed_call (mb, method_rs_serialize, NULL);
- mono_mb_emit_byte (mb, CEE_STIND_REF);
- } else {
- mono_mb_emit_ldarg (mb, 1);
- mono_mb_emit_byte (mb, CEE_LDNULL);
- mono_mb_emit_managed_call (mb, method_rs_serialize, NULL);
- mono_mb_emit_byte (mb, CEE_STIND_REF);
- }
-
- mono_mb_emit_ldarg (mb, 2);
- mono_mb_emit_byte (mb, CEE_LDNULL);
- mono_mb_emit_byte (mb, CEE_STIND_REF);
- pos_leave = mono_mb_emit_branch (mb, CEE_LEAVE);
-
- /* Main exception catch */
- main_clause->flags = MONO_EXCEPTION_CLAUSE_NONE;
- main_clause->try_len = mono_mb_get_pos (mb) - main_clause->try_offset;
- main_clause->data.catch_class = mono_defaults.object_class;
-
- /* handler code */
- main_clause->handler_offset = mono_mb_get_label (mb);
- mono_mb_emit_managed_call (mb, method_rs_serialize_exc, NULL);
- mono_mb_emit_stloc (mb, loc_serialized_exc);
- mono_mb_emit_ldarg (mb, 2);
- mono_mb_emit_ldloc (mb, loc_serialized_exc);
- mono_mb_emit_byte (mb, CEE_STIND_REF);
- mono_mb_emit_branch (mb, CEE_LEAVE);
- main_clause->handler_len = mono_mb_get_pos (mb) - main_clause->handler_offset;
- /* end catch */
-
- mono_mb_patch_branch (mb, pos_leave);
-
- if (copy_return)
- mono_mb_emit_ldloc (mb, loc_return);
-
- mono_mb_emit_byte (mb, CEE_RET);
-
- mono_mb_set_clauses (mb, 1, main_clause);
-#endif
-
- res = mono_remoting_mb_create_and_cache (method, mb, csig, csig->param_count + 16);
- mono_mb_free (mb);
-
- return res;
-}
-
-/* mono_marshal_get_xappdomain_invoke ()
- * Generates a fast remoting wrapper for cross app domain calls.
- */
-MonoMethod *
-mono_marshal_get_xappdomain_invoke (MonoMethod *method)
-{
- MonoMethodSignature *sig;
- MonoMethodBuilder *mb;
- MonoMethod *res;
- int i, j, complex_count, complex_out_count, copy_locals_base;
- int *marshal_types;
- MonoClass *ret_class = NULL;
- MonoMethod *xdomain_method;
- int ret_marshal_type = MONO_MARSHAL_NONE;
- int loc_array=0, loc_serialized_data=-1, loc_real_proxy;
- int loc_old_domainid, loc_domainid, loc_return=0, loc_serialized_exc=0, loc_context;
- int pos, pos_dispatch, pos_noex;
- gboolean copy_return = FALSE;
-
- g_assert (method);
-
- if (method->wrapper_type == MONO_WRAPPER_REMOTING_INVOKE || method->wrapper_type == MONO_WRAPPER_XDOMAIN_INVOKE)
- return method;
-
- /* we cant remote methods without this pointer */
- if (!mono_method_signature (method)->hasthis)
- return method;
-
- if (!mono_marshal_supports_fast_xdomain (method))
- return mono_marshal_get_remoting_invoke (method);
-
- mono_remoting_marshal_init ();
-
- if ((res = mono_marshal_remoting_find_in_cache (method, MONO_WRAPPER_XDOMAIN_INVOKE)))
- return res;
-
- sig = mono_signature_no_pinvoke (method);
-
- mb = mono_mb_new (method->klass, method->name, MONO_WRAPPER_XDOMAIN_INVOKE);
- mb->method->save_lmf = 1;
-
- /* Count the number of parameters that need to be serialized */
-
- marshal_types = alloca (sizeof (int) * sig->param_count);
- complex_count = complex_out_count = 0;
- for (i = 0; i < sig->param_count; i++) {
- MonoType *ptype = sig->params[i];
- int mt = mono_get_xdomain_marshal_type (ptype);
-
- /* If the [Out] attribute is applied to a parameter that can be internally copied,
- * the copy will be made by reusing the original object instance
- */
- if ((ptype->attrs & PARAM_ATTRIBUTE_OUT) != 0 && mt == MONO_MARSHAL_COPY && !ptype->byref)
- mt = MONO_MARSHAL_COPY_OUT;
- else if (mt == MONO_MARSHAL_SERIALIZE) {
- complex_count++;
- if (ptype->byref) complex_out_count++;
- }
- marshal_types [i] = mt;
- }
-
- if (sig->ret->type != MONO_TYPE_VOID) {
- ret_marshal_type = mono_get_xdomain_marshal_type (sig->ret);
- ret_class = mono_class_from_mono_type (sig->ret);
- copy_return = ret_marshal_type != MONO_MARSHAL_SERIALIZE;
- }
-
- /* Locals */
-
-#ifndef DISABLE_JIT
- if (complex_count > 0)
- loc_array = mono_mb_add_local (mb, &mono_defaults.object_class->byval_arg);
- loc_serialized_data = mono_mb_add_local (mb, &byte_array_class->byval_arg);
- loc_real_proxy = mono_mb_add_local (mb, &mono_defaults.object_class->byval_arg);
- if (copy_return)
- loc_return = mono_mb_add_local (mb, sig->ret);
- loc_old_domainid = mono_mb_add_local (mb, &mono_defaults.int32_class->byval_arg);
- loc_domainid = mono_mb_add_local (mb, &mono_defaults.int32_class->byval_arg);
- loc_serialized_exc = mono_mb_add_local (mb, &byte_array_class->byval_arg);
- loc_context = mono_mb_add_local (mb, &mono_defaults.object_class->byval_arg);
-
- /* Save thread domain data */
-
- mono_mb_emit_icall (mb, mono_context_get);
- mono_mb_emit_byte (mb, CEE_DUP);
- mono_mb_emit_stloc (mb, loc_context);
-
- /* If the thread is not running in the default context, it needs to go
- * through the whole remoting sink, since the context is going to change
- */
- mono_mb_emit_managed_call (mb, method_needs_context_sink, NULL);
- pos = mono_mb_emit_short_branch (mb, CEE_BRTRUE_S);
-
- /* Another case in which the fast path can't be used: when the target domain
- * has a different image for the same assembly.
- */
-
- /* Get the target domain id */
-
- mono_mb_emit_ldarg (mb, 0);
- mono_mb_emit_ldflda (mb, MONO_STRUCT_OFFSET (MonoTransparentProxy, rp));
- mono_mb_emit_byte (mb, CEE_LDIND_REF);
- mono_mb_emit_byte (mb, CEE_DUP);
- mono_mb_emit_stloc (mb, loc_real_proxy);
-
- mono_mb_emit_ldflda (mb, MONO_STRUCT_OFFSET (MonoRealProxy, target_domain_id));
- mono_mb_emit_byte (mb, CEE_LDIND_I4);
- mono_mb_emit_stloc (mb, loc_domainid);
-
- /* Check if the target domain has the same image for the required assembly */
-
- mono_mb_emit_ldloc (mb, loc_domainid);
- mono_mb_emit_ptr (mb, method->klass->image);
- mono_mb_emit_icall (mb, mono_marshal_check_domain_image);
- pos_dispatch = mono_mb_emit_short_branch (mb, CEE_BRTRUE_S);
-
- /* Use the whole remoting sink to dispatch this message */
-
- mono_mb_patch_short_branch (mb, pos);
-
- mono_mb_emit_ldarg (mb, 0);
- for (i = 0; i < sig->param_count; i++)
- mono_mb_emit_ldarg (mb, i + 1);
-
- mono_mb_emit_managed_call (mb, mono_marshal_get_remoting_invoke (method), NULL);
- mono_mb_emit_byte (mb, CEE_RET);
- mono_mb_patch_short_branch (mb, pos_dispatch);
-
- /* Create the array that will hold the parameters to be serialized */
-
- if (complex_count > 0) {
- mono_mb_emit_icon (mb, (ret_marshal_type == MONO_MARSHAL_SERIALIZE && complex_out_count > 0) ? complex_count + 1 : complex_count); /* +1 for the return type */
- mono_mb_emit_op (mb, CEE_NEWARR, mono_defaults.object_class);
-
- j = 0;
- for (i = 0; i < sig->param_count; i++) {
- MonoClass *pclass;
- if (marshal_types [i] != MONO_MARSHAL_SERIALIZE) continue;
- pclass = mono_class_from_mono_type (sig->params[i]);
- mono_mb_emit_byte (mb, CEE_DUP);
- mono_mb_emit_icon (mb, j);
- mono_mb_emit_ldarg (mb, i + 1); /* 0=this */
- if (sig->params[i]->byref) {
- if (pclass->valuetype)
- mono_mb_emit_op (mb, CEE_LDOBJ, pclass);
- else
- mono_mb_emit_byte (mb, CEE_LDIND_REF);
- }
- if (pclass->valuetype)
- mono_mb_emit_op (mb, CEE_BOX, pclass);
- mono_mb_emit_byte (mb, CEE_STELEM_REF);
- j++;
- }
- mono_mb_emit_stloc (mb, loc_array);
-
- /* Serialize parameters */
-
- mono_mb_emit_ldloc (mb, loc_array);
- mono_mb_emit_managed_call (mb, method_rs_serialize, NULL);
- mono_mb_emit_stloc (mb, loc_serialized_data);
- } else {
- mono_mb_emit_byte (mb, CEE_LDNULL);
- mono_mb_emit_managed_call (mb, method_rs_serialize, NULL);
- mono_mb_emit_stloc (mb, loc_serialized_data);
- }
-
- /* switch domain */
-
- mono_mb_emit_ldloc (mb, loc_domainid);
- mono_mb_emit_byte (mb, CEE_LDC_I4_1);
- mono_marshal_emit_switch_domain (mb);
- mono_mb_emit_stloc (mb, loc_old_domainid);
-
- /* Load the arguments */
-
- mono_mb_emit_ldloc (mb, loc_real_proxy);
- mono_mb_emit_ldloc_addr (mb, loc_serialized_data);
- mono_mb_emit_ldloc_addr (mb, loc_serialized_exc);
-
- copy_locals_base = mb->locals;
- for (i = 0; i < sig->param_count; i++) {
- switch (marshal_types [i]) {
- case MONO_MARSHAL_SERIALIZE:
- continue;
- case MONO_MARSHAL_COPY: {
- mono_mb_emit_ldarg (mb, i+1);
- if (sig->params [i]->byref) {
- /* make a local copy of the byref parameter. The real parameter
- * will be updated after the xdomain call
- */
- MonoClass *pclass = mono_class_from_mono_type (sig->params [i]);
- int copy_local = mono_mb_add_local (mb, &(pclass->byval_arg));
- mono_mb_emit_byte (mb, CEE_LDIND_REF);
- mono_mb_emit_stloc (mb, copy_local);
- mono_mb_emit_ldloc_addr (mb, copy_local);
- }
- break;
- }
- case MONO_MARSHAL_COPY_OUT:
- case MONO_MARSHAL_NONE:
- mono_mb_emit_ldarg (mb, i+1);
- break;
- }
- }
-
- /* Make the call to the invoke wrapper in the target domain */
-
- xdomain_method = mono_marshal_get_xappdomain_dispatch (method, marshal_types, complex_count, complex_out_count, ret_marshal_type);
- mono_marshal_emit_load_domain_method (mb, xdomain_method);
- mono_mb_emit_calli (mb, mono_method_signature (xdomain_method));
-
- if (copy_return)
- mono_mb_emit_stloc (mb, loc_return);
-
- /* Switch domain */
-
- mono_mb_emit_ldloc (mb, loc_old_domainid);
- mono_mb_emit_byte (mb, CEE_LDC_I4_0);
- mono_marshal_emit_switch_domain (mb);
- mono_mb_emit_byte (mb, CEE_POP);
-
- /* Restore thread domain data */
-
- mono_mb_emit_ldloc (mb, loc_context);
- mono_mb_emit_icall (mb, mono_context_set);
-
- /* if (loc_serialized_exc != null) ... */
-
- mono_mb_emit_ldloc (mb, loc_serialized_exc);
- pos_noex = mono_mb_emit_short_branch (mb, CEE_BRFALSE_S);
-
- mono_mb_emit_ldloc (mb, loc_serialized_exc);
- mono_marshal_emit_xdomain_copy_value (mb, byte_array_class);
- mono_mb_emit_managed_call (mb, method_rs_deserialize, NULL);
- mono_mb_emit_op (mb, CEE_CASTCLASS, mono_defaults.exception_class);
- mono_mb_emit_managed_call (mb, method_exc_fixexc, NULL);
- mono_mb_emit_byte (mb, CEE_THROW);
- mono_mb_patch_short_branch (mb, pos_noex);
-
- /* copy back non-serialized output parameters */
-
- j = 0;
- for (i = 0; i < sig->param_count; i++) {
- if (!sig->params [i]->byref || marshal_types [i] != MONO_MARSHAL_COPY) continue;
- mono_mb_emit_ldarg (mb, i + 1);
- mono_mb_emit_ldloc (mb, copy_locals_base + (j++));
- mono_marshal_emit_xdomain_copy_value (mb, mono_class_from_mono_type (sig->params [i]));
- mono_mb_emit_byte (mb, CEE_STIND_REF);
+ /* else [target == null] call this->method_ptr static */
+ mono_mb_patch_branch (mb, pos0);
}
- /* Deserialize out parameters */
-
- if (complex_out_count > 0) {
- mono_mb_emit_ldloc (mb, loc_serialized_data);
- mono_marshal_emit_xdomain_copy_value (mb, byte_array_class);
- mono_mb_emit_managed_call (mb, method_rs_deserialize, NULL);
- mono_mb_emit_stloc (mb, loc_array);
-
- /* Copy back output parameters and return type */
-
- j = 0;
- for (i = 0; i < sig->param_count; i++) {
- if (marshal_types [i] != MONO_MARSHAL_SERIALIZE) continue;
- if (sig->params[i]->byref) {
- MonoClass *pclass = mono_class_from_mono_type (sig->params [i]);
+ if (callvirt) {
+ if (!closed_over_null) {
+ mono_mb_emit_ldarg (mb, 1);
+ mono_mb_emit_op (mb, CEE_CASTCLASS, target_class);
+ for (i = 1; i < sig->param_count; ++i)
mono_mb_emit_ldarg (mb, i + 1);
- mono_mb_emit_ldloc (mb, loc_array);
- mono_mb_emit_icon (mb, j);
- mono_mb_emit_byte (mb, CEE_LDELEM_REF);
- if (pclass->valuetype) {
- mono_mb_emit_op (mb, CEE_UNBOX, pclass);
- mono_mb_emit_op (mb, CEE_LDOBJ, pclass);
- mono_mb_emit_op (mb, CEE_STOBJ, pclass);
- } else {
- if (pclass != mono_defaults.object_class)
- mono_mb_emit_op (mb, CEE_CASTCLASS, pclass);
- mono_mb_emit_byte (mb, CEE_STIND_REF);
- }
- }
- j++;
- }
-
- if (ret_marshal_type == MONO_MARSHAL_SERIALIZE) {
- mono_mb_emit_ldloc (mb, loc_array);
- mono_mb_emit_icon (mb, complex_count);
- mono_mb_emit_byte (mb, CEE_LDELEM_REF);
- if (ret_class->valuetype) {
- mono_mb_emit_op (mb, CEE_UNBOX, ret_class);
- mono_mb_emit_op (mb, CEE_LDOBJ, ret_class);
- }
- }
- } else if (ret_marshal_type == MONO_MARSHAL_SERIALIZE) {
- mono_mb_emit_ldloc (mb, loc_serialized_data);
- mono_marshal_emit_xdomain_copy_value (mb, byte_array_class);
- mono_mb_emit_managed_call (mb, method_rs_deserialize, NULL);
- if (ret_class->valuetype) {
- mono_mb_emit_op (mb, CEE_UNBOX, ret_class);
- mono_mb_emit_op (mb, CEE_LDOBJ, ret_class);
- } else if (ret_class != mono_defaults.object_class) {
- mono_mb_emit_op (mb, CEE_CASTCLASS, ret_class);
+ mono_mb_emit_op (mb, CEE_CALLVIRT, target_method);
+ } else {
+ mono_mb_emit_byte (mb, CEE_LDNULL);
+ for (i = 0; i < sig->param_count; ++i)
+ mono_mb_emit_ldarg (mb, i + 1);
+ mono_mb_emit_op (mb, CEE_CALL, target_method);
}
- } else {
- mono_mb_emit_ldloc (mb, loc_serialized_data);
- mono_mb_emit_byte (mb, CEE_DUP);
- pos = mono_mb_emit_short_branch (mb, CEE_BRFALSE_S);
- mono_marshal_emit_xdomain_copy_value (mb, byte_array_class);
-
- mono_mb_patch_short_branch (mb, pos);
- mono_mb_emit_managed_call (mb, method_rs_deserialize, NULL);
- mono_mb_emit_byte (mb, CEE_POP);
- }
-
- if (copy_return) {
- mono_mb_emit_ldloc (mb, loc_return);
- if (ret_marshal_type == MONO_MARSHAL_COPY)
- mono_marshal_emit_xdomain_copy_value (mb, ret_class);
- }
-
- mono_mb_emit_byte (mb, CEE_RET);
-#endif /* DISABLE_JIT */
-
- res = mono_remoting_mb_create_and_cache (method, mb, sig, sig->param_count + 16);
- mono_mb_free (mb);
-
- return res;
-}
-
-MonoMethod *
-mono_marshal_get_remoting_invoke_for_target (MonoMethod *method, MonoRemotingTarget target_type)
-{
- if (target_type == MONO_REMOTING_TARGET_APPDOMAIN) {
- return mono_marshal_get_xappdomain_invoke (method);
- } else if (target_type == MONO_REMOTING_TARGET_COMINTEROP) {
-#ifndef DISABLE_COM
- return mono_cominterop_get_invoke (method);
-#else
- g_assert_not_reached ();
-#endif
- } else {
- return mono_marshal_get_remoting_invoke (method);
- }
- /* Not erached */
- return NULL;
-}
-
-G_GNUC_UNUSED static gpointer
-mono_marshal_load_remoting_wrapper (MonoRealProxy *rp, MonoMethod *method)
-{
- if (rp->target_domain_id != -1)
- return mono_compile_method (mono_marshal_get_xappdomain_invoke (method));
- else
- return mono_compile_method (mono_marshal_get_remoting_invoke (method));
-}
-
-MonoMethod *
-mono_marshal_get_remoting_invoke_with_check (MonoMethod *method)
-{
- MonoMethodSignature *sig;
- MonoMethodBuilder *mb;
- MonoMethod *res, *native;
- int i, pos, pos_rem;
-
- g_assert (method);
-
- if (method->wrapper_type == MONO_WRAPPER_REMOTING_INVOKE_WITH_CHECK)
- return method;
-
- /* we cant remote methods without this pointer */
- g_assert (mono_method_signature (method)->hasthis);
-
- if ((res = mono_marshal_remoting_find_in_cache (method, MONO_WRAPPER_REMOTING_INVOKE_WITH_CHECK)))
- return res;
-
- sig = mono_signature_no_pinvoke (method);
-
- mb = mono_mb_new (method->klass, method->name, MONO_WRAPPER_REMOTING_INVOKE_WITH_CHECK);
-
-#ifndef DISABLE_JIT
- for (i = 0; i <= sig->param_count; i++)
- mono_mb_emit_ldarg (mb, i);
-
- mono_mb_emit_ldarg (mb, 0);
- pos = mono_mb_emit_proxy_check (mb, CEE_BNE_UN);
-
- if (mono_marshal_supports_fast_xdomain (method)) {
- mono_mb_emit_ldarg (mb, 0);
- pos_rem = mono_mb_emit_xdomain_check (mb, CEE_BEQ);
-
- /* wrapper for cross app domain calls */
- native = mono_marshal_get_xappdomain_invoke (method);
- mono_mb_emit_managed_call (mb, native, mono_method_signature (native));
- mono_mb_emit_byte (mb, CEE_RET);
-
- mono_mb_patch_branch (mb, pos_rem);
- }
- /* wrapper for normal remote calls */
- native = mono_marshal_get_remoting_invoke (method);
- mono_mb_emit_managed_call (mb, native, mono_method_signature (native));
- mono_mb_emit_byte (mb, CEE_RET);
-
- /* not a proxy */
- mono_mb_patch_branch (mb, pos);
- mono_mb_emit_managed_call (mb, method, mono_method_signature (method));
- mono_mb_emit_byte (mb, CEE_RET);
-#endif
-
- res = mono_remoting_mb_create_and_cache (method, mb, sig, sig->param_count + 16);
- mono_mb_free (mb);
-
- return res;
-}
-
-#endif /* DISABLE_REMOTING */
-
-typedef struct
-{
- MonoMethodSignature *sig;
- MonoMethod *method;
-} SignatureMethodPair;
-
-static guint
-signature_method_pair_hash (gconstpointer data)
-{
- SignatureMethodPair *pair = (SignatureMethodPair*)data;
-
- return mono_signature_hash (pair->sig) ^ mono_aligned_addr_hash (pair->method);
-}
-
-static gboolean
-signature_method_pair_equal (SignatureMethodPair *pair1, SignatureMethodPair *pair2)
-{
- return mono_metadata_signature_equal (pair1->sig, pair2->sig) && (pair1->method == pair2->method);
-}
-
-static gboolean
-signature_method_pair_matches_method (gpointer key, gpointer value, gpointer user_data)
-{
- SignatureMethodPair *pair = (SignatureMethodPair*)key;
- MonoMethod *method = (MonoMethod*)user_data;
-
- return pair->method == method;
-}
-
-static void
-free_signature_method_pair (SignatureMethodPair *pair)
-{
- g_free (pair);
-}
-
-static MonoMethod *
-mono_marshal_get_delegate_invoke_internal (MonoMethod *method, gboolean callvirt, gboolean static_method_with_first_arg_bound, MonoMethod *target_method)
-{
- MonoMethodSignature *sig, *static_sig, *invoke_sig;
- int i;
- MonoMethodBuilder *mb;
- MonoMethod *res;
- GHashTable *cache;
- gpointer cache_key = NULL;
- SignatureMethodPair key;
- SignatureMethodPair *new_key;
- int local_prev, local_target;
- int pos0;
- char *name;
- MonoClass *target_class = NULL;
- gboolean closed_over_null = FALSE;
- MonoGenericContext *ctx = NULL;
- MonoGenericContainer *container = NULL;
- MonoMethod *orig_method = NULL;
- WrapperInfo *info;
- WrapperSubtype subtype = WRAPPER_SUBTYPE_NONE;
- gboolean found;
-
- g_assert (method && method->klass->parent == mono_defaults.multicastdelegate_class &&
- !strcmp (method->name, "Invoke"));
-
- invoke_sig = sig = mono_signature_no_pinvoke (method);
-
- /*
- * If the delegate target is null, and the target method is not static, a virtual
- * call is made to that method with the first delegate argument as this. This is
- * a non-documented .NET feature.
- */
- if (callvirt) {
- subtype = WRAPPER_SUBTYPE_DELEGATE_INVOKE_VIRTUAL;
- if (target_method->is_inflated) {
- MonoType *target_type;
-
- g_assert (method->signature->hasthis);
- target_type = mono_class_inflate_generic_type (method->signature->params [0],
- mono_method_get_context (method));
- target_class = mono_class_from_mono_type (target_type);
- } else {
- target_class = target_method->klass;
- }
-
- closed_over_null = sig->param_count == mono_method_signature (target_method)->param_count;
- }
-
- if (static_method_with_first_arg_bound) {
- subtype = WRAPPER_SUBTYPE_DELEGATE_INVOKE_BOUND;
- g_assert (!callvirt);
- invoke_sig = mono_method_signature (target_method);
- }
-
- /*
- * For generic delegates, create a generic wrapper, and return an instance to help AOT.
- */
- if (method->is_inflated && subtype == WRAPPER_SUBTYPE_NONE) {
- orig_method = method;
- ctx = &((MonoMethodInflated*)method)->context;
- method = ((MonoMethodInflated*)method)->declaring;
-
- container = mono_method_get_generic_container (method);
- if (!container)
- container = method->klass->generic_container;
- g_assert (container);
-
- invoke_sig = sig = mono_signature_no_pinvoke (method);
- }
-
- /*
- * Check cache
- */
- if (ctx) {
- cache = get_cache (&method->klass->image->delegate_invoke_generic_cache, mono_aligned_addr_hash, NULL);
- res = check_generic_delegate_wrapper_cache (cache, orig_method, method, ctx);
- if (res)
- return res;
- cache_key = method->klass;
- } else if (static_method_with_first_arg_bound) {
- cache = get_cache (&method->klass->image->delegate_bound_static_invoke_cache,
- (GHashFunc)mono_signature_hash,
- (GCompareFunc)mono_metadata_signature_equal);
- /*
- * The wrapper is based on sig+invoke_sig, but sig can be derived from invoke_sig.
- */
- res = mono_marshal_find_in_cache (cache, invoke_sig);
- if (res)
- return res;
- cache_key = invoke_sig;
- } else if (callvirt) {
- GHashTable **cache_ptr;
-
- cache_ptr = &method->klass->image->delegate_abstract_invoke_cache;
-
- /* We need to cache the signature+method pair */
- mono_marshal_lock ();
- if (!*cache_ptr)
- *cache_ptr = g_hash_table_new_full (signature_method_pair_hash, (GEqualFunc)signature_method_pair_equal, (GDestroyNotify)free_signature_method_pair, NULL);
- cache = *cache_ptr;
- key.sig = invoke_sig;
- key.method = target_method;
- res = g_hash_table_lookup (cache, &key);
- mono_marshal_unlock ();
- if (res)
- return res;
- } else {
- cache = get_cache (&method->klass->image->delegate_invoke_cache,
- (GHashFunc)mono_signature_hash,
- (GCompareFunc)mono_metadata_signature_equal);
- res = mono_marshal_find_in_cache (cache, sig);
- if (res)
- return res;
- cache_key = sig;
- }
-
- static_sig = signature_dup (method->klass->image, sig);
- static_sig->hasthis = 0;
- if (!static_method_with_first_arg_bound)
- invoke_sig = static_sig;
-
- if (static_method_with_first_arg_bound)
- name = mono_signature_to_name (invoke_sig, "invoke_bound");
- else if (closed_over_null)
- name = mono_signature_to_name (invoke_sig, "invoke_closed_over_null");
- else if (callvirt)
- name = mono_signature_to_name (invoke_sig, "invoke_callvirt");
- else
- name = mono_signature_to_name (invoke_sig, "invoke");
- if (ctx)
- mb = mono_mb_new (method->klass, name, MONO_WRAPPER_DELEGATE_INVOKE);
- else
- mb = mono_mb_new (get_wrapper_target_class (method->klass->image), name, MONO_WRAPPER_DELEGATE_INVOKE);
- g_free (name);
-
-#ifndef DISABLE_JIT
- /* allocate local 0 (object) */
- local_target = mono_mb_add_local (mb, &mono_defaults.object_class->byval_arg);
- local_prev = mono_mb_add_local (mb, &mono_defaults.object_class->byval_arg);
-
- g_assert (sig->hasthis);
-
- /*
- * if (prev != null)
- * prev.Invoke( args .. );
- * return this.<target>( args .. );
- */
-
- /* this wrapper can be used in unmanaged-managed transitions */
- emit_thread_interrupt_checkpoint (mb);
-
- /* get this->prev */
- mono_mb_emit_ldarg (mb, 0);
- mono_mb_emit_ldflda (mb, MONO_STRUCT_OFFSET (MonoMulticastDelegate, prev));
- mono_mb_emit_byte (mb, CEE_LDIND_REF);
- mono_mb_emit_stloc (mb, local_prev);
- mono_mb_emit_ldloc (mb, local_prev);
-
- /* if prev != null */
- pos0 = mono_mb_emit_branch (mb, CEE_BRFALSE);
-
- /* then recurse */
-
- mono_mb_emit_byte (mb, MONO_CUSTOM_PREFIX);
- mono_mb_emit_byte (mb, CEE_MONO_NOT_TAKEN);
-
- mono_mb_emit_ldloc (mb, local_prev);
- for (i = 0; i < sig->param_count; i++)
- mono_mb_emit_ldarg (mb, i + 1);
- if (ctx)
- mono_mb_emit_op (mb, CEE_CALLVIRT, mono_class_inflate_generic_method (method, &container->context));
- else
- mono_mb_emit_op (mb, CEE_CALLVIRT, method);
- if (sig->ret->type != MONO_TYPE_VOID)
- mono_mb_emit_byte (mb, CEE_POP);
-
- /* continued or prev == null */
- mono_mb_patch_branch (mb, pos0);
-
- /* get this->target */
- mono_mb_emit_ldarg (mb, 0);
- mono_mb_emit_ldflda (mb, MONO_STRUCT_OFFSET (MonoDelegate, target));
- mono_mb_emit_byte (mb, CEE_LDIND_REF);
- mono_mb_emit_stloc (mb, local_target);
-
- /*static methods with bound first arg can have null target and still be bound*/
- if (!static_method_with_first_arg_bound) {
- /* if target != null */
- mono_mb_emit_ldloc (mb, local_target);
- pos0 = mono_mb_emit_branch (mb, CEE_BRFALSE);
-
- /* then call this->method_ptr nonstatic */
- if (callvirt) {
- // FIXME:
- mono_mb_emit_exception_full (mb, "System", "NotImplementedException", "");
- } else {
- mono_mb_emit_ldloc (mb, local_target);
- for (i = 0; i < sig->param_count; ++i)
- mono_mb_emit_ldarg (mb, i + 1);
- mono_mb_emit_ldarg (mb, 0);
- mono_mb_emit_ldflda (mb, MONO_STRUCT_OFFSET (MonoDelegate, method_ptr));
- mono_mb_emit_byte (mb, CEE_LDIND_I );
- mono_mb_emit_op (mb, CEE_CALLI, sig);
-
- mono_mb_emit_byte (mb, CEE_RET);
- }
-
- /* else [target == null] call this->method_ptr static */
- mono_mb_patch_branch (mb, pos0);
- }
-
- if (callvirt) {
- if (!closed_over_null) {
- mono_mb_emit_ldarg (mb, 1);
- mono_mb_emit_op (mb, CEE_CASTCLASS, target_class);
- for (i = 1; i < sig->param_count; ++i)
- mono_mb_emit_ldarg (mb, i + 1);
- mono_mb_emit_op (mb, CEE_CALLVIRT, target_method);
- } else {
- mono_mb_emit_byte (mb, CEE_LDNULL);
- for (i = 0; i < sig->param_count; ++i)
- mono_mb_emit_ldarg (mb, i + 1);
- mono_mb_emit_op (mb, CEE_CALL, target_method);
- }
- } else {
- if (static_method_with_first_arg_bound) {
- mono_mb_emit_ldloc (mb, local_target);
- if (!MONO_TYPE_IS_REFERENCE (invoke_sig->params[0]))
- mono_mb_emit_op (mb, CEE_UNBOX_ANY, mono_class_from_mono_type (invoke_sig->params[0]));
- }
- for (i = 0; i < sig->param_count; ++i)
- mono_mb_emit_ldarg (mb, i + 1);
- mono_mb_emit_ldarg (mb, 0);
- mono_mb_emit_ldflda (mb, MONO_STRUCT_OFFSET (MonoDelegate, method_ptr));
- mono_mb_emit_byte (mb, CEE_LDIND_I );
- mono_mb_emit_op (mb, CEE_CALLI, invoke_sig);
- }
-
- mono_mb_emit_byte (mb, CEE_RET);
-
- mb->skip_visibility = 1;
-#endif /* DISABLE_JIT */
-
- if (ctx) {
- MonoMethod *def;
-
- def = mono_mb_create_and_cache (cache, cache_key, mb, sig, sig->param_count + 16);
- res = cache_generic_delegate_wrapper (cache, orig_method, def, ctx);
- } else if (callvirt) {
- new_key = g_new0 (SignatureMethodPair, 1);
- *new_key = key;
-
- info = mono_wrapper_info_create (mb, subtype);
-
- res = mono_mb_create_and_cache_full (cache, new_key, mb, sig, sig->param_count + 16, info, &found);
- if (found)
- g_free (new_key);
- } else {
- info = mono_wrapper_info_create (mb, subtype);
-
- res = mono_mb_create_and_cache_full (cache, cache_key, mb, sig, sig->param_count + 16, info, NULL);
- }
- mono_mb_free (mb);
-
- return res;
-}
-
-/*
- * the returned method invokes all methods in a multicast delegate.
- */
-MonoMethod *
-mono_marshal_get_delegate_invoke (MonoMethod *method, MonoDelegate *del)
-{
- gboolean callvirt = FALSE;
- gboolean static_method_with_first_arg_bound = FALSE;
- MonoMethod *target_method = NULL;
- MonoMethodSignature *sig;
-
- sig = mono_signature_no_pinvoke (method);
-
- if (del && !del->target && del->method && mono_method_signature (del->method)->hasthis) {
- callvirt = TRUE;
- target_method = del->method;
- }
-
- if (del && del->method && mono_method_signature (del->method)->param_count == sig->param_count + 1 && (del->method->flags & METHOD_ATTRIBUTE_STATIC)) {
- static_method_with_first_arg_bound = TRUE;
- target_method = del->method;
- }
-
- return mono_marshal_get_delegate_invoke_internal (method, callvirt, static_method_with_first_arg_bound, target_method);
-}
-
-/*
- * signature_dup_add_this:
- *
- * Make a copy of @sig, adding an explicit this argument.
- */
-static MonoMethodSignature*
-signature_dup_add_this (MonoImage *image, MonoMethodSignature *sig, MonoClass *klass)
-{
- MonoMethodSignature *res;
- int i;
-
- res = mono_metadata_signature_alloc (image, sig->param_count + 1);
- memcpy (res, sig, MONO_SIZEOF_METHOD_SIGNATURE);
- res->param_count = sig->param_count + 1;
- res->hasthis = FALSE;
- for (i = sig->param_count - 1; i >= 0; i --)
- res->params [i + 1] = sig->params [i];
- res->params [0] = klass->valuetype ? &klass->this_arg : &klass->byval_arg;
-
- return res;
-}
-
-typedef struct {
- MonoMethodSignature *ctor_sig;
- MonoMethodSignature *sig;
-} CtorSigPair;
-
-/* protected by the marshal lock, contains CtorSigPair pointers */
-static GSList *strsig_list = NULL;
-
-static MonoMethodSignature *
-lookup_string_ctor_signature (MonoMethodSignature *sig)
-{
- MonoMethodSignature *callsig;
- CtorSigPair *cs;
- GSList *item;
-
- mono_marshal_lock ();
- callsig = NULL;
- for (item = strsig_list; item; item = item->next) {
- cs = item->data;
- /* mono_metadata_signature_equal () is safe to call with the marshal lock
- * because it is lock-free.
- */
- if (mono_metadata_signature_equal (sig, cs->ctor_sig)) {
- callsig = cs->sig;
- break;
- }
- }
- mono_marshal_unlock ();
- return callsig;
-}
-
-static MonoMethodSignature *
-add_string_ctor_signature (MonoMethod *method)
-{
- MonoMethodSignature *callsig;
- CtorSigPair *cs;
-
- callsig = signature_dup (method->klass->image, mono_method_signature (method));
- callsig->ret = &mono_defaults.string_class->byval_arg;
- cs = g_new (CtorSigPair, 1);
- cs->sig = callsig;
- cs->ctor_sig = mono_method_signature (method);
-
- mono_marshal_lock ();
- strsig_list = g_slist_prepend (strsig_list, cs);
- mono_marshal_unlock ();
- return callsig;
-}
-
-/*
- * mono_marshal_get_string_ctor_signature:
- *
- * Return the modified signature used by string ctors (they return the newly created
- * string).
- */
-MonoMethodSignature*
-mono_marshal_get_string_ctor_signature (MonoMethod *method)
-{
- MonoMethodSignature *sig = lookup_string_ctor_signature (mono_method_signature (method));
- if (!sig)
- sig = add_string_ctor_signature (method);
-
- return sig;
-}
-
-static MonoType*
-get_runtime_invoke_type (MonoType *t, gboolean ret)
-{
- if (t->byref) {
- if (t->type == MONO_TYPE_GENERICINST && mono_class_is_nullable (mono_class_from_mono_type (t)))
- return t;
- /* Can't share this with 'I' as that needs another indirection */
- return &mono_defaults.int_class->this_arg;
- }
-
- if (MONO_TYPE_IS_REFERENCE (t))
- return &mono_defaults.object_class->byval_arg;
-
- if (ret)
- /* The result needs to be boxed */
- return t;
-
-handle_enum:
- switch (t->type) {
- /* Can't share these as the argument needs to be loaded using sign/zero extension */
- /*
- case MONO_TYPE_U1:
- return &mono_defaults.sbyte_class->byval_arg;
- case MONO_TYPE_U2:
- return &mono_defaults.int16_class->byval_arg;
- case MONO_TYPE_U4:
- return &mono_defaults.int32_class->byval_arg;
- */
- case MONO_TYPE_U8:
- return &mono_defaults.int64_class->byval_arg;
- case MONO_TYPE_BOOLEAN:
- return &mono_defaults.byte_class->byval_arg;
- case MONO_TYPE_CHAR:
- return &mono_defaults.uint16_class->byval_arg;
- case MONO_TYPE_U:
- case MONO_TYPE_PTR:
- return &mono_defaults.int_class->byval_arg;
- case MONO_TYPE_VALUETYPE:
- if (t->data.klass->enumtype) {
- t = mono_class_enum_basetype (t->data.klass);
- goto handle_enum;
- }
- return t;
- default:
- return t;
- }
-}
-
-/*
- * mono_marshal_get_runtime_invoke_sig:
- *
- * Return a common signature used for sharing runtime invoke wrappers.
- */
-static MonoMethodSignature*
-mono_marshal_get_runtime_invoke_sig (MonoMethodSignature *sig)
-{
- MonoMethodSignature *res = mono_metadata_signature_dup (sig);
- int i;
-
- res->generic_param_count = 0;
- res->ret = get_runtime_invoke_type (sig->ret, TRUE);
- for (i = 0; i < res->param_count; ++i)
- res->params [i] = get_runtime_invoke_type (sig->params [i], FALSE);
-
- return res;
-}
-
-static gboolean
-runtime_invoke_signature_equal (MonoMethodSignature *sig1, MonoMethodSignature *sig2)
-{
- /* Can't share wrappers which return a vtype since it needs to be boxed */
- if (sig1->ret != sig2->ret && !(MONO_TYPE_IS_REFERENCE (sig1->ret) && MONO_TYPE_IS_REFERENCE (sig2->ret)) && !mono_metadata_type_equal (sig1->ret, sig2->ret))
- return FALSE;
- else
- return mono_metadata_signature_equal (sig1, sig2);
-}
-
-#ifndef DISABLE_JIT
-
-/*
- * emit_invoke_call:
- *
- * Emit the call to the wrapper method from a runtime invoke wrapper.
- */
-static void
-emit_invoke_call (MonoMethodBuilder *mb, MonoMethod *method,
- MonoMethodSignature *sig, MonoMethodSignature *callsig,
- int loc_res,
- gboolean virtual, gboolean need_direct_wrapper)
-{
- static MonoString *string_dummy = NULL;
- int i;
- int *tmp_nullable_locals;
- gboolean void_ret = FALSE;
-
- /* to make it work with our special string constructors */
- if (!string_dummy) {
- MONO_GC_REGISTER_ROOT_SINGLE (string_dummy);
- string_dummy = mono_string_new_wrapper ("dummy");
- }
-
- if (virtual) {
- g_assert (sig->hasthis);
- g_assert (method->flags & METHOD_ATTRIBUTE_VIRTUAL);
- }
-
- if (sig->hasthis) {
- if (method->string_ctor) {
- if (mono_gc_is_moving ()) {
- mono_mb_emit_ptr (mb, &string_dummy);
- mono_mb_emit_byte (mb, CEE_LDIND_REF);
- } else {
- mono_mb_emit_ptr (mb, string_dummy);
- }
- } else {
- mono_mb_emit_ldarg (mb, 0);
- }
- }
-
- tmp_nullable_locals = g_new0 (int, sig->param_count);
-
- for (i = 0; i < sig->param_count; i++) {
- MonoType *t = sig->params [i];
- int type;
-
- mono_mb_emit_ldarg (mb, 1);
- if (i) {
- mono_mb_emit_icon (mb, sizeof (gpointer) * i);
- mono_mb_emit_byte (mb, CEE_ADD);
- }
-
- if (t->byref) {
- mono_mb_emit_byte (mb, CEE_LDIND_I);
- /* A Nullable<T> type don't have a boxed form, it's either null or a boxed T.
- * So to make this work we unbox it to a local variablee and push a reference to that.
- */
- if (t->type == MONO_TYPE_GENERICINST && mono_class_is_nullable (mono_class_from_mono_type (t))) {
- tmp_nullable_locals [i] = mono_mb_add_local (mb, &mono_class_from_mono_type (t)->byval_arg);
-
- mono_mb_emit_op (mb, CEE_UNBOX_ANY, mono_class_from_mono_type (t));
- mono_mb_emit_stloc (mb, tmp_nullable_locals [i]);
- mono_mb_emit_ldloc_addr (mb, tmp_nullable_locals [i]);
- }
- continue;
- }
-
- /*FIXME 'this doesn't handle generic enums. Shouldn't we?*/
- type = sig->params [i]->type;
-handle_enum:
- switch (type) {
- case MONO_TYPE_I1:
- case MONO_TYPE_BOOLEAN:
- case MONO_TYPE_U1:
- case MONO_TYPE_I2:
- case MONO_TYPE_U2:
- case MONO_TYPE_CHAR:
- case MONO_TYPE_I:
- case MONO_TYPE_U:
- case MONO_TYPE_I4:
- case MONO_TYPE_U4:
- case MONO_TYPE_R4:
- case MONO_TYPE_R8:
- case MONO_TYPE_I8:
- case MONO_TYPE_U8:
- mono_mb_emit_byte (mb, CEE_LDIND_I);
- mono_mb_emit_byte (mb, mono_type_to_ldind (sig->params [i]));
- break;
- case MONO_TYPE_STRING:
- case MONO_TYPE_CLASS:
- case MONO_TYPE_ARRAY:
- case MONO_TYPE_PTR:
- case MONO_TYPE_SZARRAY:
- case MONO_TYPE_OBJECT:
- mono_mb_emit_byte (mb, mono_type_to_ldind (sig->params [i]));
- break;
- case MONO_TYPE_GENERICINST:
- if (!mono_type_generic_inst_is_valuetype (sig->params [i])) {
- mono_mb_emit_byte (mb, mono_type_to_ldind (sig->params [i]));
- break;
- }
-
- /* fall through */
- case MONO_TYPE_VALUETYPE:
- if (type == MONO_TYPE_VALUETYPE && t->data.klass->enumtype) {
- type = mono_class_enum_basetype (t->data.klass)->type;
- goto handle_enum;
- }
- mono_mb_emit_byte (mb, CEE_LDIND_I);
- if (mono_class_is_nullable (mono_class_from_mono_type (sig->params [i]))) {
- /* Need to convert a boxed vtype to an mp to a Nullable struct */
- mono_mb_emit_op (mb, CEE_UNBOX, mono_class_from_mono_type (sig->params [i]));
- mono_mb_emit_op (mb, CEE_LDOBJ, mono_class_from_mono_type (sig->params [i]));
- } else {
- mono_mb_emit_op (mb, CEE_LDOBJ, mono_class_from_mono_type (sig->params [i]));
- }
- break;
- default:
- g_assert_not_reached ();
- }
- }
-
- if (virtual) {
- mono_mb_emit_op (mb, CEE_CALLVIRT, method);
- } else if (need_direct_wrapper) {
- mono_mb_emit_op (mb, CEE_CALL, method);
- } else {
- mono_mb_emit_ldarg (mb, 3);
- mono_mb_emit_calli (mb, callsig);
- }
-
- if (sig->ret->byref) {
- /* fixme: */
- g_assert_not_reached ();
- }
-
- switch (sig->ret->type) {
- case MONO_TYPE_VOID:
- if (!method->string_ctor)
- void_ret = TRUE;
- break;
- case MONO_TYPE_BOOLEAN:
- case MONO_TYPE_CHAR:
- case MONO_TYPE_I1:
- case MONO_TYPE_U1:
- case MONO_TYPE_I2:
- case MONO_TYPE_U2:
- case MONO_TYPE_I4:
- case MONO_TYPE_U4:
- case MONO_TYPE_I:
- case MONO_TYPE_U:
- case MONO_TYPE_R4:
- case MONO_TYPE_R8:
- case MONO_TYPE_I8:
- case MONO_TYPE_U8:
- case MONO_TYPE_VALUETYPE:
- case MONO_TYPE_TYPEDBYREF:
- case MONO_TYPE_GENERICINST:
- /* box value types */
- mono_mb_emit_op (mb, CEE_BOX, mono_class_from_mono_type (sig->ret));
- break;
- case MONO_TYPE_STRING:
- case MONO_TYPE_CLASS:
- case MONO_TYPE_ARRAY:
- case MONO_TYPE_SZARRAY:
- case MONO_TYPE_OBJECT:
- /* nothing to do */
- break;
- case MONO_TYPE_PTR:
- /* The result is an IntPtr */
- mono_mb_emit_op (mb, CEE_BOX, mono_defaults.int_class);
- break;
- default:
- g_assert_not_reached ();
- }
-
- if (!void_ret)
- mono_mb_emit_stloc (mb, loc_res);
-
- /* Convert back nullable-byref arguments */
- for (i = 0; i < sig->param_count; i++) {
- MonoType *t = sig->params [i];
-
- /*
- * Box the result and put it back into the array, the caller will have
- * to obtain it from there.
- */
- if (t->byref && t->type == MONO_TYPE_GENERICINST && mono_class_is_nullable (mono_class_from_mono_type (t))) {
- mono_mb_emit_ldarg (mb, 1);
- mono_mb_emit_icon (mb, sizeof (gpointer) * i);
- mono_mb_emit_byte (mb, CEE_ADD);
-
- mono_mb_emit_ldloc (mb, tmp_nullable_locals [i]);
- mono_mb_emit_op (mb, CEE_BOX, mono_class_from_mono_type (t));
-
- mono_mb_emit_byte (mb, CEE_STIND_REF);
- }
- }
-
- g_free (tmp_nullable_locals);
-}
-
-static void
-emit_runtime_invoke_body (MonoMethodBuilder *mb, MonoClass *target_klass, MonoMethod *method,
- MonoMethodSignature *sig, MonoMethodSignature *callsig,
- gboolean virtual, gboolean need_direct_wrapper)
-{
- gint32 labels [16];
- MonoExceptionClause *clause;
- int loc_res, loc_exc;
-
- /* The wrapper looks like this:
- *
- * <interrupt check>
- * if (exc) {
- * try {
- * return <call>
- * } catch (Exception e) {
- * *exc = e;
- * }
- * } else {
- * return <call>
- * }
- */
-
- /* allocate local 0 (object) tmp */
- loc_res = mono_mb_add_local (mb, &mono_defaults.object_class->byval_arg);
- /* allocate local 1 (object) exc */
- loc_exc = mono_mb_add_local (mb, &mono_defaults.object_class->byval_arg);
-
- /* *exc is assumed to be initialized to NULL by the caller */
-
- mono_mb_emit_byte (mb, CEE_LDARG_2);
- labels [0] = mono_mb_emit_branch (mb, CEE_BRFALSE);
-
- /*
- * if (exc) case
- */
- labels [1] = mono_mb_get_label (mb);
- emit_thread_force_interrupt_checkpoint (mb);
- emit_invoke_call (mb, method, sig, callsig, loc_res, virtual, need_direct_wrapper);
-
- labels [2] = mono_mb_emit_branch (mb, CEE_LEAVE);
-
- /* Add a try clause around the call */
- clause = mono_image_alloc0 (target_klass->image, sizeof (MonoExceptionClause));
- clause->flags = MONO_EXCEPTION_CLAUSE_NONE;
- clause->data.catch_class = mono_defaults.exception_class;
- clause->try_offset = labels [1];
- clause->try_len = mono_mb_get_label (mb) - labels [1];
-
- clause->handler_offset = mono_mb_get_label (mb);
-
- /* handler code */
- mono_mb_emit_stloc (mb, loc_exc);
- mono_mb_emit_byte (mb, CEE_LDARG_2);
- mono_mb_emit_ldloc (mb, loc_exc);
- mono_mb_emit_byte (mb, CEE_STIND_REF);
-
- mono_mb_emit_branch (mb, CEE_LEAVE);
-
- clause->handler_len = mono_mb_get_pos (mb) - clause->handler_offset;
-
- mono_mb_set_clauses (mb, 1, clause);
-
- mono_mb_patch_branch (mb, labels [2]);
- mono_mb_emit_ldloc (mb, loc_res);
- mono_mb_emit_byte (mb, CEE_RET);
-
- /*
- * if (!exc) case
- */
- mono_mb_patch_branch (mb, labels [0]);
- emit_thread_force_interrupt_checkpoint (mb);
- emit_invoke_call (mb, method, sig, callsig, loc_res, virtual, need_direct_wrapper);
-
- mono_mb_emit_ldloc (mb, 0);
- mono_mb_emit_byte (mb, CEE_RET);
-}
-#endif
-
-/*
- * generates IL code for the runtime invoke function
- * MonoObject *runtime_invoke (MonoObject *this, void **params, MonoObject **exc, void* method)
- *
- * we also catch exceptions if exc != null
- * If VIRTUAL is TRUE, then METHOD is invoked virtually on THIS. This is useful since
- * it means that the compiled code for METHOD does not have to be looked up
- * before calling the runtime invoke wrapper. In this case, the wrapper ignores
- * its METHOD argument.
- */
-MonoMethod *
-mono_marshal_get_runtime_invoke (MonoMethod *method, gboolean virtual)
-{
- MonoMethodSignature *sig, *csig, *callsig;
- MonoMethodBuilder *mb;
- GHashTable *cache = NULL;
- MonoClass *target_klass;
- MonoMethod *res = NULL;
- static MonoMethodSignature *cctor_signature = NULL;
- static MonoMethodSignature *finalize_signature = NULL;
- char *name;
- const char *param_names [16];
- gboolean need_direct_wrapper = FALSE;
- WrapperInfo *info;
-
- g_assert (method);
-
- if (!cctor_signature) {
- cctor_signature = mono_metadata_signature_alloc (mono_defaults.corlib, 0);
- cctor_signature->ret = &mono_defaults.void_class->byval_arg;
- }
- if (!finalize_signature) {
- finalize_signature = mono_metadata_signature_alloc (mono_defaults.corlib, 0);
- finalize_signature->ret = &mono_defaults.void_class->byval_arg;
- finalize_signature->hasthis = 1;
- }
-
- if (virtual)
- need_direct_wrapper = TRUE;
-
- /*
- * Use a separate cache indexed by methods to speed things up and to avoid the
- * boundless mempool growth caused by the signature_dup stuff below.
- */
- if (virtual)
- cache = get_cache (&method->klass->image->runtime_invoke_vcall_cache, mono_aligned_addr_hash, NULL);
- else
- cache = get_cache (&method->klass->image->runtime_invoke_direct_cache, mono_aligned_addr_hash, NULL);
- res = mono_marshal_find_in_cache (cache, method);
- if (res)
- return res;
-
- if (method->klass->rank && (method->iflags & METHOD_IMPL_ATTRIBUTE_INTERNAL_CALL) &&
- (method->iflags & METHOD_IMPL_ATTRIBUTE_NATIVE)) {
- /*
- * Array Get/Set/Address methods. The JIT implements them using inline code
- * so we need to create an invoke wrapper which calls the method directly.
- */
- need_direct_wrapper = TRUE;
- }
-
- if (method->string_ctor) {
- callsig = lookup_string_ctor_signature (mono_method_signature (method));
- if (!callsig)
- callsig = add_string_ctor_signature (method);
- /* Can't share this as we push a string as this */
- need_direct_wrapper = TRUE;
- } else {
- if (method_is_dynamic (method))
- callsig = signature_dup (method->klass->image, mono_method_signature (method));
- else
- callsig = mono_method_signature (method);
- }
-
- target_klass = get_wrapper_target_class (method->klass->image);
-
- /* Try to share wrappers for non-corlib methods with simple signatures */
- if (mono_metadata_signature_equal (callsig, cctor_signature)) {
- callsig = cctor_signature;
- target_klass = mono_defaults.object_class;
- } else if (mono_metadata_signature_equal (callsig, finalize_signature)) {
- callsig = finalize_signature;
- target_klass = mono_defaults.object_class;
- }
-
- if (need_direct_wrapper) {
- /* Already searched at the start */
- } else {
- MonoMethodSignature *tmp_sig;
-
- callsig = mono_marshal_get_runtime_invoke_sig (callsig);
-
- if (method->klass->valuetype && mono_method_signature (method)->hasthis)
- /* These have a different csig */
- cache = get_cache (&target_klass->image->runtime_invoke_vtype_cache,
- (GHashFunc)mono_signature_hash,
- (GCompareFunc)runtime_invoke_signature_equal);
- else
- cache = get_cache (&target_klass->image->runtime_invoke_cache,
- (GHashFunc)mono_signature_hash,
- (GCompareFunc)runtime_invoke_signature_equal);
-
- /* from mono_marshal_find_in_cache */
- mono_marshal_lock ();
- res = g_hash_table_lookup (cache, callsig);
- mono_marshal_unlock ();
-
- if (res) {
- g_free (callsig);
- return res;
- }
-
- /* Make a copy of the signature from the image mempool */
- tmp_sig = callsig;
- callsig = mono_metadata_signature_dup_full (target_klass->image, callsig);
- g_free (tmp_sig);
- }
-
- sig = mono_method_signature (method);
-
- csig = mono_metadata_signature_alloc (target_klass->image, 4);
-
- csig->ret = &mono_defaults.object_class->byval_arg;
- if (method->klass->valuetype && mono_method_signature (method)->hasthis)
- csig->params [0] = get_runtime_invoke_type (&method->klass->this_arg, FALSE);
- else
- csig->params [0] = &mono_defaults.object_class->byval_arg;
- csig->params [1] = &mono_defaults.int_class->byval_arg;
- csig->params [2] = &mono_defaults.int_class->byval_arg;
- csig->params [3] = &mono_defaults.int_class->byval_arg;
- csig->pinvoke = 1;
-#if TARGET_WIN32
- /* This is called from runtime code so it has to be cdecl */
- csig->call_convention = MONO_CALL_C;
-#endif
-
- name = mono_signature_to_name (callsig, virtual ? "runtime_invoke_virtual" : "runtime_invoke");
- mb = mono_mb_new (target_klass, name, MONO_WRAPPER_RUNTIME_INVOKE);
- g_free (name);
-
-#ifndef DISABLE_JIT
- param_names [0] = "this";
- param_names [1] = "params";
- param_names [2] = "exc";
- param_names [3] = "method";
- mono_mb_set_param_names (mb, param_names);
-
- emit_runtime_invoke_body (mb, target_klass, method, sig, callsig, virtual, need_direct_wrapper);
-#endif
-
- if (need_direct_wrapper) {
-#ifndef DISABLE_JIT
- mb->skip_visibility = 1;
-#endif
- info = mono_wrapper_info_create (mb, virtual ? WRAPPER_SUBTYPE_RUNTIME_INVOKE_VIRTUAL : WRAPPER_SUBTYPE_RUNTIME_INVOKE_DIRECT);
- info->d.runtime_invoke.method = method;
- res = mono_mb_create_and_cache_full (cache, method, mb, csig, sig->param_count + 16, info, NULL);
- } else {
- /* taken from mono_mb_create_and_cache */
- mono_marshal_lock ();
- res = g_hash_table_lookup (cache, callsig);
- mono_marshal_unlock ();
-
- info = mono_wrapper_info_create (mb, WRAPPER_SUBTYPE_RUNTIME_INVOKE_NORMAL);
- info->d.runtime_invoke.sig = callsig;
-
- /* Somebody may have created it before us */
- if (!res) {
- MonoMethod *newm;
- newm = mono_mb_create (mb, csig, sig->param_count + 16, info);
-
- mono_marshal_lock ();
- res = g_hash_table_lookup (cache, callsig);
- if (!res) {
- res = newm;
- g_hash_table_insert (cache, callsig, res);
- /* Can't insert it into wrapper_hash since the key is a signature */
- g_hash_table_insert (method->klass->image->runtime_invoke_direct_cache, method, res);
- } else {
- mono_free_method (newm);
- }
- mono_marshal_unlock ();
- }
-
- /* end mono_mb_create_and_cache */
- }
-
- mono_mb_free (mb);
-
- return res;
-}
-
-/*
- * mono_marshal_get_runtime_invoke_dynamic:
- *
- * Return a method which can be used to invoke managed methods from native code
- * dynamically.
- * The signature of the returned method is given by RuntimeInvokeDynamicFunction:
- * void runtime_invoke (void *args, MonoObject **exc, void *compiled_method)
- * ARGS should point to an architecture specific structure containing
- * the arguments and space for the return value.
- * The other arguments are the same as for runtime_invoke (), except that
- * ARGS should contain the this argument too.
- * This wrapper serves the same purpose as the runtime-invoke wrappers, but there
- * is only one copy of it, which is useful in full-aot.
- * The wrapper info for the wrapper is a WrapperInfo structure.
- */
-MonoMethod*
-mono_marshal_get_runtime_invoke_dynamic (void)
-{
- static MonoMethod *method;
- MonoMethodSignature *csig;
- MonoExceptionClause *clause;
- MonoMethodBuilder *mb;
- int pos, posna;
- char *name;
- WrapperInfo *info;
-
- if (method)
- return method;
-
- csig = mono_metadata_signature_alloc (mono_defaults.corlib, 4);
-
- csig->ret = &mono_defaults.void_class->byval_arg;
- csig->params [0] = &mono_defaults.int_class->byval_arg;
- csig->params [1] = &mono_defaults.int_class->byval_arg;
- csig->params [2] = &mono_defaults.int_class->byval_arg;
- csig->params [3] = &mono_defaults.int_class->byval_arg;
-
- name = g_strdup ("runtime_invoke_dynamic");
- mb = mono_mb_new (mono_defaults.object_class, name, MONO_WRAPPER_RUNTIME_INVOKE);
- g_free (name);
-
-#ifndef DISABLE_JIT
- /* allocate local 0 (object) tmp */
- mono_mb_add_local (mb, &mono_defaults.object_class->byval_arg);
- /* allocate local 1 (object) exc */
- mono_mb_add_local (mb, &mono_defaults.object_class->byval_arg);
-
- /* cond set *exc to null */
- mono_mb_emit_byte (mb, CEE_LDARG_1);
- mono_mb_emit_byte (mb, CEE_BRFALSE_S);
- mono_mb_emit_byte (mb, 3);
- mono_mb_emit_byte (mb, CEE_LDARG_1);
- mono_mb_emit_byte (mb, CEE_LDNULL);
- mono_mb_emit_byte (mb, CEE_STIND_REF);
-
- emit_thread_force_interrupt_checkpoint (mb);
-
- mono_mb_emit_byte (mb, CEE_LDARG_0);
- mono_mb_emit_byte (mb, CEE_LDARG_2);
- mono_mb_emit_byte (mb, MONO_CUSTOM_PREFIX);
- mono_mb_emit_byte (mb, CEE_MONO_DYN_CALL);
-
- pos = mono_mb_emit_branch (mb, CEE_LEAVE);
-
- clause = mono_image_alloc0 (mono_defaults.corlib, sizeof (MonoExceptionClause));
- clause->flags = MONO_EXCEPTION_CLAUSE_FILTER;
- clause->try_len = mono_mb_get_label (mb);
-
- /* filter code */
- clause->data.filter_offset = mono_mb_get_label (mb);
-
- mono_mb_emit_byte (mb, CEE_POP);
- mono_mb_emit_byte (mb, CEE_LDARG_1);
- mono_mb_emit_byte (mb, CEE_LDC_I4_0);
- mono_mb_emit_byte (mb, CEE_PREFIX1);
- mono_mb_emit_byte (mb, CEE_CGT_UN);
- mono_mb_emit_byte (mb, CEE_PREFIX1);
- mono_mb_emit_byte (mb, CEE_ENDFILTER);
-
- clause->handler_offset = mono_mb_get_label (mb);
-
- /* handler code */
- /* store exception */
- mono_mb_emit_stloc (mb, 1);
-
- mono_mb_emit_byte (mb, CEE_LDARG_1);
- mono_mb_emit_ldloc (mb, 1);
- mono_mb_emit_byte (mb, CEE_STIND_REF);
-
- mono_mb_emit_byte (mb, CEE_LDNULL);
- mono_mb_emit_stloc (mb, 0);
-
- /* Check for the abort exception */
- mono_mb_emit_ldloc (mb, 1);
- mono_mb_emit_op (mb, CEE_ISINST, mono_defaults.threadabortexception_class);
- posna = mono_mb_emit_short_branch (mb, CEE_BRFALSE_S);
-
- /* Delay the abort exception */
- mono_mb_emit_icall (mb, ves_icall_System_Threading_Thread_ResetAbort);
-
- mono_mb_patch_short_branch (mb, posna);
- mono_mb_emit_branch (mb, CEE_LEAVE);
-
- clause->handler_len = mono_mb_get_pos (mb) - clause->handler_offset;
-
- mono_mb_set_clauses (mb, 1, clause);
+ } else {
+ if (static_method_with_first_arg_bound) {
+ mono_mb_emit_ldloc (mb, local_target);
+ if (!MONO_TYPE_IS_REFERENCE (invoke_sig->params[0]))
+ mono_mb_emit_op (mb, CEE_UNBOX_ANY, mono_class_from_mono_type (invoke_sig->params[0]));
+ }
+ for (i = 0; i < sig->param_count; ++i)
+ mono_mb_emit_ldarg (mb, i + 1);
+ mono_mb_emit_ldarg (mb, 0);
+ mono_mb_emit_ldflda (mb, MONO_STRUCT_OFFSET (MonoDelegate, method_ptr));
+ mono_mb_emit_byte (mb, CEE_LDIND_I );
+ mono_mb_emit_op (mb, CEE_CALLI, invoke_sig);
+ }
- /* return result */
- mono_mb_patch_branch (mb, pos);
- //mono_mb_emit_ldloc (mb, 0);
mono_mb_emit_byte (mb, CEE_RET);
+
+ mb->skip_visibility = 1;
#endif /* DISABLE_JIT */
- info = mono_wrapper_info_create (mb, WRAPPER_SUBTYPE_RUNTIME_INVOKE_DYNAMIC);
+ if (ctx) {
+ MonoMethod *def;
- mono_marshal_lock ();
- /* double-checked locking */
- if (!method)
- method = mono_mb_create (mb, csig, 16, info);
+ def = mono_mb_create_and_cache (cache, cache_key, mb, sig, sig->param_count + 16);
+ res = cache_generic_delegate_wrapper (cache, orig_method, def, ctx);
+ } else if (callvirt) {
+ new_key = g_new0 (SignatureMethodPair, 1);
+ *new_key = key;
- mono_marshal_unlock ();
+ info = mono_wrapper_info_create (mb, subtype);
+ res = mono_mb_create_and_cache_full (cache, new_key, mb, sig, sig->param_count + 16, info, &found);
+ if (found)
+ g_free (new_key);
+ } else {
+ info = mono_wrapper_info_create (mb, subtype);
+
+ res = mono_mb_create_and_cache_full (cache, cache_key, mb, sig, sig->param_count + 16, info, NULL);
+ }
mono_mb_free (mb);
- return method;
+ return res;
}
-#ifndef DISABLE_JIT
-static void
-mono_mb_emit_auto_layout_exception (MonoMethodBuilder *mb, MonoClass *klass)
+/*
+ * the returned method invokes all methods in a multicast delegate.
+ */
+MonoMethod *
+mono_marshal_get_delegate_invoke (MonoMethod *method, MonoDelegate *del)
{
- char *msg = g_strdup_printf ("The type `%s.%s' layout needs to be Sequential or Explicit",
- klass->name_space, klass->name);
+ gboolean callvirt = FALSE;
+ gboolean static_method_with_first_arg_bound = FALSE;
+ MonoMethod *target_method = NULL;
+ MonoMethodSignature *sig;
- mono_mb_emit_exception_marshal_directive (mb, msg);
+ sig = mono_signature_no_pinvoke (method);
+
+ if (del && !del->target && del->method && mono_method_signature (del->method)->hasthis) {
+ callvirt = TRUE;
+ target_method = del->method;
+ }
+
+ if (del && del->method && mono_method_signature (del->method)->param_count == sig->param_count + 1 && (del->method->flags & METHOD_ATTRIBUTE_STATIC)) {
+ static_method_with_first_arg_bound = TRUE;
+ target_method = del->method;
+ }
+
+ return mono_marshal_get_delegate_invoke_internal (method, callvirt, static_method_with_first_arg_bound, target_method);
}
-#endif
-#ifndef DISABLE_REMOTING
/*
- * mono_marshal_get_ldfld_remote_wrapper:
- * @klass: The return type
+ * signature_dup_add_this:
*
- * This method generates a wrapper for calling mono_load_remote_field_new.
- * The return type is ignored for now, as mono_load_remote_field_new () always
- * returns an object. In the future, to optimize some codepaths, we might
- * call a different function that takes a pointer to a valuetype, instead.
+ * Make a copy of @sig, adding an explicit this argument.
*/
-MonoMethod *
-mono_marshal_get_ldfld_remote_wrapper (MonoClass *klass)
+static MonoMethodSignature*
+signature_dup_add_this (MonoImage *image, MonoMethodSignature *sig, MonoClass *klass)
{
- MonoMethodSignature *sig, *csig;
- MonoMethodBuilder *mb;
- MonoMethod *res;
- static MonoMethod* cached = NULL;
+ MonoMethodSignature *res;
+ int i;
+
+ res = mono_metadata_signature_alloc (image, sig->param_count + 1);
+ memcpy (res, sig, MONO_SIZEOF_METHOD_SIGNATURE);
+ res->param_count = sig->param_count + 1;
+ res->hasthis = FALSE;
+ for (i = sig->param_count - 1; i >= 0; i --)
+ res->params [i + 1] = sig->params [i];
+ res->params [0] = klass->valuetype ? &klass->this_arg : &klass->byval_arg;
+
+ return res;
+}
+
+typedef struct {
+ MonoMethodSignature *ctor_sig;
+ MonoMethodSignature *sig;
+} CtorSigPair;
+
+/* protected by the marshal lock, contains CtorSigPair pointers */
+static GSList *strsig_list = NULL;
+
+static MonoMethodSignature *
+lookup_string_ctor_signature (MonoMethodSignature *sig)
+{
+ MonoMethodSignature *callsig;
+ CtorSigPair *cs;
+ GSList *item;
mono_marshal_lock ();
- if (cached) {
- mono_marshal_unlock ();
- return cached;
+ callsig = NULL;
+ for (item = strsig_list; item; item = item->next) {
+ cs = item->data;
+ /* mono_metadata_signature_equal () is safe to call with the marshal lock
+ * because it is lock-free.
+ */
+ if (mono_metadata_signature_equal (sig, cs->ctor_sig)) {
+ callsig = cs->sig;
+ break;
+ }
}
mono_marshal_unlock ();
+ return callsig;
+}
- mb = mono_mb_new_no_dup_name (mono_defaults.object_class, "__mono_load_remote_field_new_wrapper", MONO_WRAPPER_LDFLD_REMOTE);
+static MonoMethodSignature *
+add_string_ctor_signature (MonoMethod *method)
+{
+ MonoMethodSignature *callsig;
+ CtorSigPair *cs;
- mb->method->save_lmf = 1;
+ callsig = signature_dup (method->klass->image, mono_method_signature (method));
+ callsig->ret = &mono_defaults.string_class->byval_arg;
+ cs = g_new (CtorSigPair, 1);
+ cs->sig = callsig;
+ cs->ctor_sig = mono_method_signature (method);
- sig = mono_metadata_signature_alloc (mono_defaults.corlib, 3);
- sig->params [0] = &mono_defaults.object_class->byval_arg;
- sig->params [1] = &mono_defaults.int_class->byval_arg;
- sig->params [2] = &mono_defaults.int_class->byval_arg;
- sig->ret = &mono_defaults.object_class->byval_arg;
+ mono_marshal_lock ();
+ strsig_list = g_slist_prepend (strsig_list, cs);
+ mono_marshal_unlock ();
+ return callsig;
+}
-#ifndef DISABLE_JIT
- mono_mb_emit_ldarg (mb, 0);
- mono_mb_emit_ldarg (mb, 1);
- mono_mb_emit_ldarg (mb, 2);
+/*
+ * mono_marshal_get_string_ctor_signature:
+ *
+ * Return the modified signature used by string ctors (they return the newly created
+ * string).
+ */
+MonoMethodSignature*
+mono_marshal_get_string_ctor_signature (MonoMethod *method)
+{
+ MonoMethodSignature *sig = lookup_string_ctor_signature (mono_method_signature (method));
+ if (!sig)
+ sig = add_string_ctor_signature (method);
- csig = mono_metadata_signature_alloc (mono_defaults.corlib, 3);
- csig->params [0] = &mono_defaults.object_class->byval_arg;
- csig->params [1] = &mono_defaults.int_class->byval_arg;
- csig->params [2] = &mono_defaults.int_class->byval_arg;
- csig->ret = &mono_defaults.object_class->byval_arg;
- csig->pinvoke = 1;
+ return sig;
+}
- mono_mb_emit_native_call (mb, csig, mono_load_remote_field_new);
- emit_thread_interrupt_checkpoint (mb);
+static MonoType*
+get_runtime_invoke_type (MonoType *t, gboolean ret)
+{
+ if (t->byref) {
+ if (t->type == MONO_TYPE_GENERICINST && mono_class_is_nullable (mono_class_from_mono_type (t)))
+ return t;
+ /* Can't share this with 'I' as that needs another indirection */
+ return &mono_defaults.int_class->this_arg;
+ }
- mono_mb_emit_byte (mb, CEE_RET);
-#endif
+ if (MONO_TYPE_IS_REFERENCE (t))
+ return &mono_defaults.object_class->byval_arg;
- mono_marshal_lock ();
- res = cached;
- mono_marshal_unlock ();
- if (!res) {
- MonoMethod *newm;
- newm = mono_mb_create (mb, sig, 4, NULL);
- mono_marshal_lock ();
- res = cached;
- if (!res) {
- res = newm;
- cached = res;
- mono_marshal_unlock ();
- } else {
- mono_marshal_unlock ();
- mono_free_method (newm);
+ if (ret)
+ /* The result needs to be boxed */
+ return t;
+
+handle_enum:
+ switch (t->type) {
+ /* Can't share these as the argument needs to be loaded using sign/zero extension */
+ /*
+ case MONO_TYPE_U1:
+ return &mono_defaults.sbyte_class->byval_arg;
+ case MONO_TYPE_U2:
+ return &mono_defaults.int16_class->byval_arg;
+ case MONO_TYPE_U4:
+ return &mono_defaults.int32_class->byval_arg;
+ */
+ case MONO_TYPE_U8:
+ return &mono_defaults.int64_class->byval_arg;
+ case MONO_TYPE_BOOLEAN:
+ return &mono_defaults.byte_class->byval_arg;
+ case MONO_TYPE_CHAR:
+ return &mono_defaults.uint16_class->byval_arg;
+ case MONO_TYPE_U:
+ case MONO_TYPE_PTR:
+ return &mono_defaults.int_class->byval_arg;
+ case MONO_TYPE_VALUETYPE:
+ if (t->data.klass->enumtype) {
+ t = mono_class_enum_basetype (t->data.klass);
+ goto handle_enum;
}
+ return t;
+ default:
+ return t;
}
- mono_mb_free (mb);
+}
+
+/*
+ * mono_marshal_get_runtime_invoke_sig:
+ *
+ * Return a common signature used for sharing runtime invoke wrappers.
+ */
+static MonoMethodSignature*
+mono_marshal_get_runtime_invoke_sig (MonoMethodSignature *sig)
+{
+ MonoMethodSignature *res = mono_metadata_signature_dup (sig);
+ int i;
+
+ res->generic_param_count = 0;
+ res->ret = get_runtime_invoke_type (sig->ret, TRUE);
+ for (i = 0; i < res->param_count; ++i)
+ res->params [i] = get_runtime_invoke_type (sig->params [i], FALSE);
return res;
}
+static gboolean
+runtime_invoke_signature_equal (MonoMethodSignature *sig1, MonoMethodSignature *sig2)
+{
+ /* Can't share wrappers which return a vtype since it needs to be boxed */
+ if (sig1->ret != sig2->ret && !(MONO_TYPE_IS_REFERENCE (sig1->ret) && MONO_TYPE_IS_REFERENCE (sig2->ret)) && !mono_metadata_type_equal (sig1->ret, sig2->ret))
+ return FALSE;
+ else
+ return mono_metadata_signature_equal (sig1, sig2);
+}
+
+#ifndef DISABLE_JIT
+
/*
- * mono_marshal_get_ldfld_wrapper:
- * @type: the type of the field
+ * emit_invoke_call:
*
- * This method generates a function which can be use to load a field with type
- * @type from an object. The generated function has the following signature:
- * <@type> ldfld_wrapper (MonoObject *this, MonoClass *class, MonoClassField *field, int offset)
+ * Emit the call to the wrapper method from a runtime invoke wrapper.
*/
-MonoMethod *
-mono_marshal_get_ldfld_wrapper (MonoType *type)
+static void
+emit_invoke_call (MonoMethodBuilder *mb, MonoMethod *method,
+ MonoMethodSignature *sig, MonoMethodSignature *callsig,
+ int loc_res,
+ gboolean virtual, gboolean need_direct_wrapper)
{
- MonoMethodSignature *sig;
- MonoMethodBuilder *mb;
- MonoMethod *res;
- MonoClass *klass;
- GHashTable *cache;
- WrapperInfo *info;
- char *name;
- int t, pos0, pos1 = 0;
+ static MonoString *string_dummy = NULL;
+ int i;
+ int *tmp_nullable_locals;
+ gboolean void_ret = FALSE;
- type = mono_type_get_underlying_type (type);
+ /* to make it work with our special string constructors */
+ if (!string_dummy) {
+ MONO_GC_REGISTER_ROOT_SINGLE (string_dummy);
+ string_dummy = mono_string_new_wrapper ("dummy");
+ }
- t = type->type;
+ if (virtual) {
+ g_assert (sig->hasthis);
+ g_assert (method->flags & METHOD_ATTRIBUTE_VIRTUAL);
+ }
- if (!type->byref) {
- if (type->type == MONO_TYPE_SZARRAY) {
- klass = mono_defaults.array_class;
- } else if (type->type == MONO_TYPE_VALUETYPE) {
- klass = type->data.klass;
- } else if (t == MONO_TYPE_OBJECT || t == MONO_TYPE_CLASS || t == MONO_TYPE_STRING) {
- klass = mono_defaults.object_class;
- } else if (t == MONO_TYPE_PTR || t == MONO_TYPE_FNPTR) {
- klass = mono_defaults.int_class;
- } else if (t == MONO_TYPE_GENERICINST) {
- if (mono_type_generic_inst_is_valuetype (type))
- klass = mono_class_from_mono_type (type);
- else
- klass = mono_defaults.object_class;
+ if (sig->hasthis) {
+ if (method->string_ctor) {
+ if (mono_gc_is_moving ()) {
+ mono_mb_emit_ptr (mb, &string_dummy);
+ mono_mb_emit_byte (mb, CEE_LDIND_REF);
+ } else {
+ mono_mb_emit_ptr (mb, string_dummy);
+ }
} else {
- klass = mono_class_from_mono_type (type);
+ mono_mb_emit_ldarg (mb, 0);
}
- } else {
- klass = mono_defaults.int_class;
}
- cache = get_cache (&klass->image->ldfld_wrapper_cache, mono_aligned_addr_hash, NULL);
- if ((res = mono_marshal_find_in_cache (cache, klass)))
- return res;
-
- /* we add the %p pointer value of klass because class names are not unique */
- name = g_strdup_printf ("__ldfld_wrapper_%p_%s.%s", klass, klass->name_space, klass->name);
- mb = mono_mb_new (mono_defaults.object_class, name, MONO_WRAPPER_LDFLD);
- g_free (name);
-
- sig = mono_metadata_signature_alloc (mono_defaults.corlib, 4);
- sig->params [0] = &mono_defaults.object_class->byval_arg;
- sig->params [1] = &mono_defaults.int_class->byval_arg;
- sig->params [2] = &mono_defaults.int_class->byval_arg;
- sig->params [3] = &mono_defaults.int_class->byval_arg;
- sig->ret = &klass->byval_arg;
+ tmp_nullable_locals = g_new0 (int, sig->param_count);
-#ifndef DISABLE_JIT
- mono_mb_emit_ldarg (mb, 0);
- pos0 = mono_mb_emit_proxy_check (mb, CEE_BNE_UN);
+ for (i = 0; i < sig->param_count; i++) {
+ MonoType *t = sig->params [i];
+ int type;
- mono_mb_emit_ldarg (mb, 0);
- mono_mb_emit_ldarg (mb, 1);
- mono_mb_emit_ldarg (mb, 2);
+ mono_mb_emit_ldarg (mb, 1);
+ if (i) {
+ mono_mb_emit_icon (mb, sizeof (gpointer) * i);
+ mono_mb_emit_byte (mb, CEE_ADD);
+ }
- mono_mb_emit_managed_call (mb, mono_marshal_get_ldfld_remote_wrapper (klass), NULL);
+ if (t->byref) {
+ mono_mb_emit_byte (mb, CEE_LDIND_I);
+ /* A Nullable<T> type don't have a boxed form, it's either null or a boxed T.
+ * So to make this work we unbox it to a local variablee and push a reference to that.
+ */
+ if (t->type == MONO_TYPE_GENERICINST && mono_class_is_nullable (mono_class_from_mono_type (t))) {
+ tmp_nullable_locals [i] = mono_mb_add_local (mb, &mono_class_from_mono_type (t)->byval_arg);
- /*
- csig = mono_metadata_signature_alloc (mono_defaults.corlib, 3);
- csig->params [0] = &mono_defaults.object_class->byval_arg;
- csig->params [1] = &mono_defaults.int_class->byval_arg;
- csig->params [2] = &mono_defaults.int_class->byval_arg;
- csig->ret = &klass->this_arg;
- csig->pinvoke = 1;
+ mono_mb_emit_op (mb, CEE_UNBOX_ANY, mono_class_from_mono_type (t));
+ mono_mb_emit_stloc (mb, tmp_nullable_locals [i]);
+ mono_mb_emit_ldloc_addr (mb, tmp_nullable_locals [i]);
+ }
+ continue;
+ }
- mono_mb_emit_native_call (mb, csig, mono_load_remote_field_new);
- emit_thread_interrupt_checkpoint (mb);
- */
+ /*FIXME 'this doesn't handle generic enums. Shouldn't we?*/
+ type = sig->params [i]->type;
+handle_enum:
+ switch (type) {
+ case MONO_TYPE_I1:
+ case MONO_TYPE_BOOLEAN:
+ case MONO_TYPE_U1:
+ case MONO_TYPE_I2:
+ case MONO_TYPE_U2:
+ case MONO_TYPE_CHAR:
+ case MONO_TYPE_I:
+ case MONO_TYPE_U:
+ case MONO_TYPE_I4:
+ case MONO_TYPE_U4:
+ case MONO_TYPE_R4:
+ case MONO_TYPE_R8:
+ case MONO_TYPE_I8:
+ case MONO_TYPE_U8:
+ mono_mb_emit_byte (mb, CEE_LDIND_I);
+ mono_mb_emit_byte (mb, mono_type_to_ldind (sig->params [i]));
+ break;
+ case MONO_TYPE_STRING:
+ case MONO_TYPE_CLASS:
+ case MONO_TYPE_ARRAY:
+ case MONO_TYPE_PTR:
+ case MONO_TYPE_SZARRAY:
+ case MONO_TYPE_OBJECT:
+ mono_mb_emit_byte (mb, mono_type_to_ldind (sig->params [i]));
+ break;
+ case MONO_TYPE_GENERICINST:
+ if (!mono_type_generic_inst_is_valuetype (sig->params [i])) {
+ mono_mb_emit_byte (mb, mono_type_to_ldind (sig->params [i]));
+ break;
+ }
- if (klass->valuetype) {
- mono_mb_emit_op (mb, CEE_UNBOX, klass);
- pos1 = mono_mb_emit_branch (mb, CEE_BR);
+ /* fall through */
+ case MONO_TYPE_VALUETYPE:
+ if (type == MONO_TYPE_VALUETYPE && t->data.klass->enumtype) {
+ type = mono_class_enum_basetype (t->data.klass)->type;
+ goto handle_enum;
+ }
+ mono_mb_emit_byte (mb, CEE_LDIND_I);
+ if (mono_class_is_nullable (mono_class_from_mono_type (sig->params [i]))) {
+ /* Need to convert a boxed vtype to an mp to a Nullable struct */
+ mono_mb_emit_op (mb, CEE_UNBOX, mono_class_from_mono_type (sig->params [i]));
+ mono_mb_emit_op (mb, CEE_LDOBJ, mono_class_from_mono_type (sig->params [i]));
+ } else {
+ mono_mb_emit_op (mb, CEE_LDOBJ, mono_class_from_mono_type (sig->params [i]));
+ }
+ break;
+ default:
+ g_assert_not_reached ();
+ }
+ }
+
+ if (virtual) {
+ mono_mb_emit_op (mb, CEE_CALLVIRT, method);
+ } else if (need_direct_wrapper) {
+ mono_mb_emit_op (mb, CEE_CALL, method);
} else {
- mono_mb_emit_byte (mb, CEE_RET);
+ mono_mb_emit_ldarg (mb, 3);
+ mono_mb_emit_calli (mb, callsig);
}
+ if (sig->ret->byref) {
+ /* fixme: */
+ g_assert_not_reached ();
+ }
- mono_mb_patch_branch (mb, pos0);
-
- mono_mb_emit_ldarg (mb, 0);
- mono_mb_emit_byte (mb, MONO_CUSTOM_PREFIX);
- mono_mb_emit_byte (mb, CEE_MONO_OBJADDR);
- mono_mb_emit_ldarg (mb, 3);
- mono_mb_emit_byte (mb, CEE_ADD);
-
- if (klass->valuetype)
- mono_mb_patch_branch (mb, pos1);
-
- switch (t) {
- case MONO_TYPE_I1:
- case MONO_TYPE_U1:
+ switch (sig->ret->type) {
+ case MONO_TYPE_VOID:
+ if (!method->string_ctor)
+ void_ret = TRUE;
+ break;
case MONO_TYPE_BOOLEAN:
case MONO_TYPE_CHAR:
+ case MONO_TYPE_I1:
+ case MONO_TYPE_U1:
case MONO_TYPE_I2:
case MONO_TYPE_U2:
case MONO_TYPE_I4:
case MONO_TYPE_U4:
- case MONO_TYPE_I8:
- case MONO_TYPE_U8:
+ case MONO_TYPE_I:
+ case MONO_TYPE_U:
case MONO_TYPE_R4:
case MONO_TYPE_R8:
+ case MONO_TYPE_I8:
+ case MONO_TYPE_U8:
+ case MONO_TYPE_VALUETYPE:
+ case MONO_TYPE_TYPEDBYREF:
+ case MONO_TYPE_GENERICINST:
+ /* box value types */
+ mono_mb_emit_op (mb, CEE_BOX, mono_class_from_mono_type (sig->ret));
+ break;
+ case MONO_TYPE_STRING:
+ case MONO_TYPE_CLASS:
case MONO_TYPE_ARRAY:
case MONO_TYPE_SZARRAY:
case MONO_TYPE_OBJECT:
- case MONO_TYPE_CLASS:
- case MONO_TYPE_STRING:
- case MONO_TYPE_I:
- case MONO_TYPE_U:
- case MONO_TYPE_PTR:
- case MONO_TYPE_FNPTR:
- mono_mb_emit_byte (mb, mono_type_to_ldind (type));
- break;
- case MONO_TYPE_VALUETYPE:
- g_assert (!klass->enumtype);
- mono_mb_emit_op (mb, CEE_LDOBJ, klass);
- break;
- case MONO_TYPE_GENERICINST:
- if (mono_type_generic_inst_is_valuetype (type)) {
- mono_mb_emit_op (mb, CEE_LDOBJ, klass);
- } else {
- mono_mb_emit_byte (mb, CEE_LDIND_REF);
- }
+ /* nothing to do */
break;
- case MONO_TYPE_VAR:
- case MONO_TYPE_MVAR:
- mono_mb_emit_op (mb, CEE_LDOBJ, klass);
+ case MONO_TYPE_PTR:
+ /* The result is an IntPtr */
+ mono_mb_emit_op (mb, CEE_BOX, mono_defaults.int_class);
break;
default:
- g_warning ("type %x not implemented", type->type);
g_assert_not_reached ();
}
- mono_mb_emit_byte (mb, CEE_RET);
-#endif /* DISABLE_JIT */
+ if (!void_ret)
+ mono_mb_emit_stloc (mb, loc_res);
- info = mono_wrapper_info_create (mb, WRAPPER_SUBTYPE_NONE);
- info->d.proxy.klass = klass;
- res = mono_mb_create_and_cache_full (cache, klass,
- mb, sig, sig->param_count + 16, info, NULL);
- mono_mb_free (mb);
-
- return res;
-}
+ /* Convert back nullable-byref arguments */
+ for (i = 0; i < sig->param_count; i++) {
+ MonoType *t = sig->params [i];
-/*
- * mono_marshal_get_ldflda_wrapper:
- * @type: the type of the field
- *
- * This method generates a function which can be used to load a field address
- * from an object. The generated function has the following signature:
- * gpointer ldflda_wrapper (MonoObject *this, MonoClass *class, MonoClassField *field, int offset);
- */
-MonoMethod *
-mono_marshal_get_ldflda_wrapper (MonoType *type)
-{
- MonoMethodSignature *sig;
- MonoMethodBuilder *mb;
- MonoMethod *res;
- MonoClass *klass;
- GHashTable *cache;
- WrapperInfo *info;
- char *name;
- int t, pos0, pos1, pos2, pos3;
+ /*
+ * Box the result and put it back into the array, the caller will have
+ * to obtain it from there.
+ */
+ if (t->byref && t->type == MONO_TYPE_GENERICINST && mono_class_is_nullable (mono_class_from_mono_type (t))) {
+ mono_mb_emit_ldarg (mb, 1);
+ mono_mb_emit_icon (mb, sizeof (gpointer) * i);
+ mono_mb_emit_byte (mb, CEE_ADD);
- type = mono_type_get_underlying_type (type);
- t = type->type;
+ mono_mb_emit_ldloc (mb, tmp_nullable_locals [i]);
+ mono_mb_emit_op (mb, CEE_BOX, mono_class_from_mono_type (t));
- if (!type->byref) {
- if (type->type == MONO_TYPE_SZARRAY) {
- klass = mono_defaults.array_class;
- } else if (type->type == MONO_TYPE_VALUETYPE) {
- klass = type->data.klass;
- } else if (t == MONO_TYPE_OBJECT || t == MONO_TYPE_CLASS || t == MONO_TYPE_STRING ||
- t == MONO_TYPE_CLASS) {
- klass = mono_defaults.object_class;
- } else if (t == MONO_TYPE_PTR || t == MONO_TYPE_FNPTR) {
- klass = mono_defaults.int_class;
- } else if (t == MONO_TYPE_GENERICINST) {
- if (mono_type_generic_inst_is_valuetype (type))
- klass = mono_class_from_mono_type (type);
- else
- klass = mono_defaults.object_class;
- } else {
- klass = mono_class_from_mono_type (type);
+ mono_mb_emit_byte (mb, CEE_STIND_REF);
}
- } else {
- klass = mono_defaults.int_class;
}
- cache = get_cache (&klass->image->ldflda_wrapper_cache, mono_aligned_addr_hash, NULL);
- if ((res = mono_marshal_find_in_cache (cache, klass)))
- return res;
+ g_free (tmp_nullable_locals);
+}
+
+static void
+emit_runtime_invoke_body (MonoMethodBuilder *mb, MonoClass *target_klass, MonoMethod *method,
+ MonoMethodSignature *sig, MonoMethodSignature *callsig,
+ gboolean virtual, gboolean need_direct_wrapper)
+{
+ gint32 labels [16];
+ MonoExceptionClause *clause;
+ int loc_res, loc_exc;
+
+ /* The wrapper looks like this:
+ *
+ * <interrupt check>
+ * if (exc) {
+ * try {
+ * return <call>
+ * } catch (Exception e) {
+ * *exc = e;
+ * }
+ * } else {
+ * return <call>
+ * }
+ */
+
+ /* allocate local 0 (object) tmp */
+ loc_res = mono_mb_add_local (mb, &mono_defaults.object_class->byval_arg);
+ /* allocate local 1 (object) exc */
+ loc_exc = mono_mb_add_local (mb, &mono_defaults.object_class->byval_arg);
- /* we add the %p pointer value of klass because class names are not unique */
- name = g_strdup_printf ("__ldflda_wrapper_%p_%s.%s", klass, klass->name_space, klass->name);
- mb = mono_mb_new (mono_defaults.object_class, name, MONO_WRAPPER_LDFLDA);
- g_free (name);
+ /* *exc is assumed to be initialized to NULL by the caller */
- sig = mono_metadata_signature_alloc (mono_defaults.corlib, 4);
- sig->params [0] = &mono_defaults.object_class->byval_arg;
- sig->params [1] = &mono_defaults.int_class->byval_arg;
- sig->params [2] = &mono_defaults.int_class->byval_arg;
- sig->params [3] = &mono_defaults.int_class->byval_arg;
- sig->ret = &mono_defaults.int_class->byval_arg;
+ mono_mb_emit_byte (mb, CEE_LDARG_2);
+ labels [0] = mono_mb_emit_branch (mb, CEE_BRFALSE);
-#ifndef DISABLE_JIT
- /* if typeof (this) != transparent_proxy goto pos0 */
- mono_mb_emit_ldarg (mb, 0);
- pos0 = mono_mb_emit_proxy_check (mb, CEE_BNE_UN);
+ /*
+ * if (exc) case
+ */
+ labels [1] = mono_mb_get_label (mb);
+ emit_thread_force_interrupt_checkpoint (mb);
+ emit_invoke_call (mb, method, sig, callsig, loc_res, virtual, need_direct_wrapper);
- /* if same_appdomain goto pos1 */
- mono_mb_emit_ldarg (mb, 0);
- pos1 = mono_mb_emit_xdomain_check (mb, CEE_BEQ);
+ labels [2] = mono_mb_emit_branch (mb, CEE_LEAVE);
- mono_mb_emit_exception_full (mb, "System", "InvalidOperationException", "Attempt to load field address from object in another appdomain.");
+ /* Add a try clause around the call */
+ clause = mono_image_alloc0 (target_klass->image, sizeof (MonoExceptionClause));
+ clause->flags = MONO_EXCEPTION_CLAUSE_NONE;
+ clause->data.catch_class = mono_defaults.exception_class;
+ clause->try_offset = labels [1];
+ clause->try_len = mono_mb_get_label (mb) - labels [1];
- /* same app domain */
- mono_mb_patch_branch (mb, pos1);
+ clause->handler_offset = mono_mb_get_label (mb);
- /* if typeof (this) != contextbound goto pos2 */
- mono_mb_emit_ldarg (mb, 0);
- pos2 = mono_mb_emit_contextbound_check (mb, CEE_BEQ);
+ /* handler code */
+ mono_mb_emit_stloc (mb, loc_exc);
+ mono_mb_emit_byte (mb, CEE_LDARG_2);
+ mono_mb_emit_ldloc (mb, loc_exc);
+ mono_mb_emit_byte (mb, CEE_STIND_REF);
- /* if this->rp->context == mono_context_get goto pos3 */
- mono_mb_emit_ldarg (mb, 0);
- mono_mb_emit_ldflda (mb, MONO_STRUCT_OFFSET (MonoTransparentProxy, rp));
- mono_mb_emit_byte (mb, CEE_LDIND_REF);
- mono_mb_emit_ldflda (mb, MONO_STRUCT_OFFSET (MonoRealProxy, context));
- mono_mb_emit_byte (mb, CEE_LDIND_REF);
- mono_mb_emit_icall (mb, mono_context_get);
- pos3 = mono_mb_emit_branch (mb, CEE_BEQ);
+ mono_mb_emit_branch (mb, CEE_LEAVE);
- mono_mb_emit_exception_full (mb, "System", "InvalidOperationException", "Attempt to load field address from object in another context.");
+ clause->handler_len = mono_mb_get_pos (mb) - clause->handler_offset;
- mono_mb_patch_branch (mb, pos2);
- mono_mb_patch_branch (mb, pos3);
+ mono_mb_set_clauses (mb, 1, clause);
- /* return the address of the field from this->rp->unwrapped_server */
- mono_mb_emit_ldarg (mb, 0);
- mono_mb_emit_ldflda (mb, MONO_STRUCT_OFFSET (MonoTransparentProxy, rp));
- mono_mb_emit_byte (mb, CEE_LDIND_REF);
- mono_mb_emit_ldflda (mb, MONO_STRUCT_OFFSET (MonoRealProxy, unwrapped_server));
- mono_mb_emit_byte (mb, CEE_LDIND_REF);
- mono_mb_emit_byte (mb, MONO_CUSTOM_PREFIX);
- mono_mb_emit_byte (mb, CEE_MONO_OBJADDR);
- mono_mb_emit_ldarg (mb, 3);
- mono_mb_emit_byte (mb, CEE_ADD);
+ mono_mb_patch_branch (mb, labels [2]);
+ mono_mb_emit_ldloc (mb, loc_res);
mono_mb_emit_byte (mb, CEE_RET);
- /* not a proxy: return the address of the field directly */
- mono_mb_patch_branch (mb, pos0);
-
- mono_mb_emit_ldarg (mb, 0);
- mono_mb_emit_byte (mb, MONO_CUSTOM_PREFIX);
- mono_mb_emit_byte (mb, CEE_MONO_OBJADDR);
- mono_mb_emit_ldarg (mb, 3);
- mono_mb_emit_byte (mb, CEE_ADD);
+ /*
+ * if (!exc) case
+ */
+ mono_mb_patch_branch (mb, labels [0]);
+ emit_thread_force_interrupt_checkpoint (mb);
+ emit_invoke_call (mb, method, sig, callsig, loc_res, virtual, need_direct_wrapper);
+ mono_mb_emit_ldloc (mb, 0);
mono_mb_emit_byte (mb, CEE_RET);
-#endif
-
- info = mono_wrapper_info_create (mb, WRAPPER_SUBTYPE_NONE);
- info->d.proxy.klass = klass;
- res = mono_mb_create_and_cache_full (cache, klass,
- mb, sig, sig->param_count + 16,
- info, NULL);
- mono_mb_free (mb);
-
- return res;
}
+#endif
/*
- * mono_marshal_get_stfld_remote_wrapper:
- * klass: The type of the field
+ * generates IL code for the runtime invoke function
+ * MonoObject *runtime_invoke (MonoObject *this, void **params, MonoObject **exc, void* method)
*
- * This function generates a wrapper for calling mono_store_remote_field_new
- * with the appropriate signature.
- * Similarly to mono_marshal_get_ldfld_remote_wrapper () this doesn't depend on the
- * klass argument anymore.
+ * we also catch exceptions if exc != null
+ * If VIRTUAL is TRUE, then METHOD is invoked virtually on THIS. This is useful since
+ * it means that the compiled code for METHOD does not have to be looked up
+ * before calling the runtime invoke wrapper. In this case, the wrapper ignores
+ * its METHOD argument.
*/
MonoMethod *
-mono_marshal_get_stfld_remote_wrapper (MonoClass *klass)
+mono_marshal_get_runtime_invoke (MonoMethod *method, gboolean virtual)
{
- MonoMethodSignature *sig, *csig;
+ MonoMethodSignature *sig, *csig, *callsig;
MonoMethodBuilder *mb;
- MonoMethod *res;
- static MonoMethod *cached = NULL;
+ GHashTable *cache = NULL;
+ MonoClass *target_klass;
+ MonoMethod *res = NULL;
+ static MonoMethodSignature *cctor_signature = NULL;
+ static MonoMethodSignature *finalize_signature = NULL;
+ char *name;
+ const char *param_names [16];
+ gboolean need_direct_wrapper = FALSE;
+ WrapperInfo *info;
- mono_marshal_lock ();
- if (cached) {
- mono_marshal_unlock ();
- return cached;
+ g_assert (method);
+
+ if (!cctor_signature) {
+ cctor_signature = mono_metadata_signature_alloc (mono_defaults.corlib, 0);
+ cctor_signature->ret = &mono_defaults.void_class->byval_arg;
+ }
+ if (!finalize_signature) {
+ finalize_signature = mono_metadata_signature_alloc (mono_defaults.corlib, 0);
+ finalize_signature->ret = &mono_defaults.void_class->byval_arg;
+ finalize_signature->hasthis = 1;
}
- mono_marshal_unlock ();
- mb = mono_mb_new_no_dup_name (mono_defaults.object_class, "__mono_store_remote_field_new_wrapper", MONO_WRAPPER_STFLD_REMOTE);
+ if (virtual)
+ need_direct_wrapper = TRUE;
- mb->method->save_lmf = 1;
+ /*
+ * Use a separate cache indexed by methods to speed things up and to avoid the
+ * boundless mempool growth caused by the signature_dup stuff below.
+ */
+ if (virtual)
+ cache = get_cache (&method->klass->image->runtime_invoke_vcall_cache, mono_aligned_addr_hash, NULL);
+ else
+ cache = get_cache (&method->klass->image->runtime_invoke_direct_cache, mono_aligned_addr_hash, NULL);
+ res = mono_marshal_find_in_cache (cache, method);
+ if (res)
+ return res;
+
+ if (method->klass->rank && (method->iflags & METHOD_IMPL_ATTRIBUTE_INTERNAL_CALL) &&
+ (method->iflags & METHOD_IMPL_ATTRIBUTE_NATIVE)) {
+ /*
+ * Array Get/Set/Address methods. The JIT implements them using inline code
+ * so we need to create an invoke wrapper which calls the method directly.
+ */
+ need_direct_wrapper = TRUE;
+ }
+
+ if (method->string_ctor) {
+ callsig = lookup_string_ctor_signature (mono_method_signature (method));
+ if (!callsig)
+ callsig = add_string_ctor_signature (method);
+ /* Can't share this as we push a string as this */
+ need_direct_wrapper = TRUE;
+ } else {
+ if (method_is_dynamic (method))
+ callsig = signature_dup (method->klass->image, mono_method_signature (method));
+ else
+ callsig = mono_method_signature (method);
+ }
- sig = mono_metadata_signature_alloc (mono_defaults.corlib, 4);
- sig->params [0] = &mono_defaults.object_class->byval_arg;
- sig->params [1] = &mono_defaults.int_class->byval_arg;
- sig->params [2] = &mono_defaults.int_class->byval_arg;
- sig->params [3] = &mono_defaults.object_class->byval_arg;
- sig->ret = &mono_defaults.void_class->byval_arg;
+ target_klass = get_wrapper_target_class (method->klass->image);
-#ifndef DISABLE_JIT
- mono_mb_emit_ldarg (mb, 0);
- mono_mb_emit_ldarg (mb, 1);
- mono_mb_emit_ldarg (mb, 2);
- mono_mb_emit_ldarg (mb, 3);
+ /* Try to share wrappers for non-corlib methods with simple signatures */
+ if (mono_metadata_signature_equal (callsig, cctor_signature)) {
+ callsig = cctor_signature;
+ target_klass = mono_defaults.object_class;
+ } else if (mono_metadata_signature_equal (callsig, finalize_signature)) {
+ callsig = finalize_signature;
+ target_klass = mono_defaults.object_class;
+ }
- csig = mono_metadata_signature_alloc (mono_defaults.corlib, 4);
- csig->params [0] = &mono_defaults.object_class->byval_arg;
+ if (need_direct_wrapper) {
+ /* Already searched at the start */
+ } else {
+ MonoMethodSignature *tmp_sig;
+
+ callsig = mono_marshal_get_runtime_invoke_sig (callsig);
+
+ if (method->klass->valuetype && mono_method_signature (method)->hasthis)
+ /* These have a different csig */
+ cache = get_cache (&target_klass->image->runtime_invoke_vtype_cache,
+ (GHashFunc)mono_signature_hash,
+ (GCompareFunc)runtime_invoke_signature_equal);
+ else
+ cache = get_cache (&target_klass->image->runtime_invoke_cache,
+ (GHashFunc)mono_signature_hash,
+ (GCompareFunc)runtime_invoke_signature_equal);
+
+ /* from mono_marshal_find_in_cache */
+ mono_marshal_lock ();
+ res = g_hash_table_lookup (cache, callsig);
+ mono_marshal_unlock ();
+
+ if (res) {
+ g_free (callsig);
+ return res;
+ }
+
+ /* Make a copy of the signature from the image mempool */
+ tmp_sig = callsig;
+ callsig = mono_metadata_signature_dup_full (target_klass->image, callsig);
+ g_free (tmp_sig);
+ }
+
+ sig = mono_method_signature (method);
+
+ csig = mono_metadata_signature_alloc (target_klass->image, 4);
+
+ csig->ret = &mono_defaults.object_class->byval_arg;
+ if (method->klass->valuetype && mono_method_signature (method)->hasthis)
+ csig->params [0] = get_runtime_invoke_type (&method->klass->this_arg, FALSE);
+ else
+ csig->params [0] = &mono_defaults.object_class->byval_arg;
csig->params [1] = &mono_defaults.int_class->byval_arg;
csig->params [2] = &mono_defaults.int_class->byval_arg;
- csig->params [3] = &mono_defaults.object_class->byval_arg;
- csig->ret = &mono_defaults.void_class->byval_arg;
+ csig->params [3] = &mono_defaults.int_class->byval_arg;
csig->pinvoke = 1;
+#if TARGET_WIN32
+ /* This is called from runtime code so it has to be cdecl */
+ csig->call_convention = MONO_CALL_C;
+#endif
- mono_mb_emit_native_call (mb, csig, mono_store_remote_field_new);
- emit_thread_interrupt_checkpoint (mb);
+ name = mono_signature_to_name (callsig, virtual ? "runtime_invoke_virtual" : "runtime_invoke");
+ mb = mono_mb_new (target_klass, name, MONO_WRAPPER_RUNTIME_INVOKE);
+ g_free (name);
- mono_mb_emit_byte (mb, CEE_RET);
+#ifndef DISABLE_JIT
+ param_names [0] = "this";
+ param_names [1] = "params";
+ param_names [2] = "exc";
+ param_names [3] = "method";
+ mono_mb_set_param_names (mb, param_names);
+
+ emit_runtime_invoke_body (mb, target_klass, method, sig, callsig, virtual, need_direct_wrapper);
#endif
- mono_marshal_lock ();
- res = cached;
- mono_marshal_unlock ();
- if (!res) {
- MonoMethod *newm;
- newm = mono_mb_create (mb, sig, 6, NULL);
+ if (need_direct_wrapper) {
+#ifndef DISABLE_JIT
+ mb->skip_visibility = 1;
+#endif
+ info = mono_wrapper_info_create (mb, virtual ? WRAPPER_SUBTYPE_RUNTIME_INVOKE_VIRTUAL : WRAPPER_SUBTYPE_RUNTIME_INVOKE_DIRECT);
+ info->d.runtime_invoke.method = method;
+ res = mono_mb_create_and_cache_full (cache, method, mb, csig, sig->param_count + 16, info, NULL);
+ } else {
+ /* taken from mono_mb_create_and_cache */
mono_marshal_lock ();
- res = cached;
+ res = g_hash_table_lookup (cache, callsig);
+ mono_marshal_unlock ();
+
+ info = mono_wrapper_info_create (mb, WRAPPER_SUBTYPE_RUNTIME_INVOKE_NORMAL);
+ info->d.runtime_invoke.sig = callsig;
+
+ /* Somebody may have created it before us */
if (!res) {
- res = newm;
- cached = res;
- mono_marshal_unlock ();
- } else {
+ MonoMethod *newm;
+ newm = mono_mb_create (mb, csig, sig->param_count + 16, info);
+
+ mono_marshal_lock ();
+ res = g_hash_table_lookup (cache, callsig);
+ if (!res) {
+ res = newm;
+ g_hash_table_insert (cache, callsig, res);
+ /* Can't insert it into wrapper_hash since the key is a signature */
+ g_hash_table_insert (method->klass->image->runtime_invoke_direct_cache, method, res);
+ } else {
+ mono_free_method (newm);
+ }
mono_marshal_unlock ();
- mono_free_method (newm);
}
+
+ /* end mono_mb_create_and_cache */
}
+
mono_mb_free (mb);
-
- return res;
+
+ return res;
}
/*
- * mono_marshal_get_stfld_wrapper:
- * @type: the type of the field
+ * mono_marshal_get_runtime_invoke_dynamic:
*
- * This method generates a function which can be use to store a field with type
- * @type. The generated function has the following signature:
- * void stfld_wrapper (MonoObject *this, MonoClass *class, MonoClassField *field, int offset, <@type> val)
+ * Return a method which can be used to invoke managed methods from native code
+ * dynamically.
+ * The signature of the returned method is given by RuntimeInvokeDynamicFunction:
+ * void runtime_invoke (void *args, MonoObject **exc, void *compiled_method)
+ * ARGS should point to an architecture specific structure containing
+ * the arguments and space for the return value.
+ * The other arguments are the same as for runtime_invoke (), except that
+ * ARGS should contain the this argument too.
+ * This wrapper serves the same purpose as the runtime-invoke wrappers, but there
+ * is only one copy of it, which is useful in full-aot.
+ * The wrapper info for the wrapper is a WrapperInfo structure.
*/
-MonoMethod *
-mono_marshal_get_stfld_wrapper (MonoType *type)
+MonoMethod*
+mono_marshal_get_runtime_invoke_dynamic (void)
{
- MonoMethodSignature *sig;
+ static MonoMethod *method;
+ MonoMethodSignature *csig;
+ MonoExceptionClause *clause;
MonoMethodBuilder *mb;
- MonoMethod *res;
- MonoClass *klass;
- GHashTable *cache;
- WrapperInfo *info;
+ int pos, posna;
char *name;
- int t, pos;
+ WrapperInfo *info;
- type = mono_type_get_underlying_type (type);
- t = type->type;
+ if (method)
+ return method;
- if (!type->byref) {
- if (type->type == MONO_TYPE_SZARRAY) {
- klass = mono_defaults.array_class;
- } else if (type->type == MONO_TYPE_VALUETYPE) {
- klass = type->data.klass;
- } else if (t == MONO_TYPE_OBJECT || t == MONO_TYPE_CLASS || t == MONO_TYPE_STRING) {
- klass = mono_defaults.object_class;
- } else if (t == MONO_TYPE_PTR || t == MONO_TYPE_FNPTR) {
- klass = mono_defaults.int_class;
- } else if (t == MONO_TYPE_GENERICINST) {
- if (mono_type_generic_inst_is_valuetype (type))
- klass = mono_class_from_mono_type (type);
- else
- klass = mono_defaults.object_class;
- } else {
- klass = mono_class_from_mono_type (type);
- }
- } else {
- klass = mono_defaults.int_class;
- }
+ csig = mono_metadata_signature_alloc (mono_defaults.corlib, 4);
- cache = get_cache (&klass->image->stfld_wrapper_cache, mono_aligned_addr_hash, NULL);
- if ((res = mono_marshal_find_in_cache (cache, klass)))
- return res;
+ csig->ret = &mono_defaults.void_class->byval_arg;
+ csig->params [0] = &mono_defaults.int_class->byval_arg;
+ csig->params [1] = &mono_defaults.int_class->byval_arg;
+ csig->params [2] = &mono_defaults.int_class->byval_arg;
+ csig->params [3] = &mono_defaults.int_class->byval_arg;
- /* we add the %p pointer value of klass because class names are not unique */
- name = g_strdup_printf ("__stfld_wrapper_%p_%s.%s", klass, klass->name_space, klass->name);
- mb = mono_mb_new (mono_defaults.object_class, name, MONO_WRAPPER_STFLD);
+ name = g_strdup ("runtime_invoke_dynamic");
+ mb = mono_mb_new (mono_defaults.object_class, name, MONO_WRAPPER_RUNTIME_INVOKE);
g_free (name);
- sig = mono_metadata_signature_alloc (mono_defaults.corlib, 5);
- sig->params [0] = &mono_defaults.object_class->byval_arg;
- sig->params [1] = &mono_defaults.int_class->byval_arg;
- sig->params [2] = &mono_defaults.int_class->byval_arg;
- sig->params [3] = &mono_defaults.int_class->byval_arg;
- sig->params [4] = &klass->byval_arg;
- sig->ret = &mono_defaults.void_class->byval_arg;
-
#ifndef DISABLE_JIT
- mono_mb_emit_ldarg (mb, 0);
- pos = mono_mb_emit_proxy_check (mb, CEE_BNE_UN);
+ /* allocate local 0 (object) tmp */
+ mono_mb_add_local (mb, &mono_defaults.object_class->byval_arg);
+ /* allocate local 1 (object) exc */
+ mono_mb_add_local (mb, &mono_defaults.object_class->byval_arg);
- mono_mb_emit_ldarg (mb, 0);
- mono_mb_emit_ldarg (mb, 1);
- mono_mb_emit_ldarg (mb, 2);
- mono_mb_emit_ldarg (mb, 4);
- if (klass->valuetype)
- mono_mb_emit_op (mb, CEE_BOX, klass);
+ /* cond set *exc to null */
+ mono_mb_emit_byte (mb, CEE_LDARG_1);
+ mono_mb_emit_byte (mb, CEE_BRFALSE_S);
+ mono_mb_emit_byte (mb, 3);
+ mono_mb_emit_byte (mb, CEE_LDARG_1);
+ mono_mb_emit_byte (mb, CEE_LDNULL);
+ mono_mb_emit_byte (mb, CEE_STIND_REF);
- mono_mb_emit_managed_call (mb, mono_marshal_get_stfld_remote_wrapper (klass), NULL);
+ emit_thread_force_interrupt_checkpoint (mb);
- mono_mb_emit_byte (mb, CEE_RET);
+ mono_mb_emit_byte (mb, CEE_LDARG_0);
+ mono_mb_emit_byte (mb, CEE_LDARG_2);
+ mono_mb_emit_byte (mb, MONO_CUSTOM_PREFIX);
+ mono_mb_emit_byte (mb, CEE_MONO_DYN_CALL);
- mono_mb_patch_branch (mb, pos);
+ pos = mono_mb_emit_branch (mb, CEE_LEAVE);
- mono_mb_emit_ldarg (mb, 0);
- mono_mb_emit_byte (mb, MONO_CUSTOM_PREFIX);
- mono_mb_emit_byte (mb, CEE_MONO_OBJADDR);
- mono_mb_emit_ldarg (mb, 3);
- mono_mb_emit_byte (mb, CEE_ADD);
- mono_mb_emit_ldarg (mb, 4);
+ clause = mono_image_alloc0 (mono_defaults.corlib, sizeof (MonoExceptionClause));
+ clause->flags = MONO_EXCEPTION_CLAUSE_FILTER;
+ clause->try_len = mono_mb_get_label (mb);
- switch (t) {
- case MONO_TYPE_I1:
- case MONO_TYPE_U1:
- case MONO_TYPE_BOOLEAN:
- case MONO_TYPE_CHAR:
- case MONO_TYPE_I2:
- case MONO_TYPE_U2:
- case MONO_TYPE_I4:
- case MONO_TYPE_U4:
- case MONO_TYPE_I8:
- case MONO_TYPE_U8:
- case MONO_TYPE_R4:
- case MONO_TYPE_R8:
- case MONO_TYPE_ARRAY:
- case MONO_TYPE_SZARRAY:
- case MONO_TYPE_OBJECT:
- case MONO_TYPE_CLASS:
- case MONO_TYPE_STRING:
- case MONO_TYPE_I:
- case MONO_TYPE_U:
- case MONO_TYPE_PTR:
- case MONO_TYPE_FNPTR:
- mono_mb_emit_byte (mb, mono_type_to_stind (type));
- break;
- case MONO_TYPE_VALUETYPE:
- g_assert (!klass->enumtype);
- mono_mb_emit_op (mb, CEE_STOBJ, klass);
- break;
- case MONO_TYPE_GENERICINST:
- case MONO_TYPE_VAR:
- case MONO_TYPE_MVAR:
- mono_mb_emit_op (mb, CEE_STOBJ, klass);
- break;
- default:
- g_warning ("type %x not implemented", type->type);
- g_assert_not_reached ();
- }
+ /* filter code */
+ clause->data.filter_offset = mono_mb_get_label (mb);
+
+ mono_mb_emit_byte (mb, CEE_POP);
+ mono_mb_emit_byte (mb, CEE_LDARG_1);
+ mono_mb_emit_byte (mb, CEE_LDC_I4_0);
+ mono_mb_emit_byte (mb, CEE_PREFIX1);
+ mono_mb_emit_byte (mb, CEE_CGT_UN);
+ mono_mb_emit_byte (mb, CEE_PREFIX1);
+ mono_mb_emit_byte (mb, CEE_ENDFILTER);
+
+ clause->handler_offset = mono_mb_get_label (mb);
+
+ /* handler code */
+ /* store exception */
+ mono_mb_emit_stloc (mb, 1);
+
+ mono_mb_emit_byte (mb, CEE_LDARG_1);
+ mono_mb_emit_ldloc (mb, 1);
+ mono_mb_emit_byte (mb, CEE_STIND_REF);
+
+ mono_mb_emit_byte (mb, CEE_LDNULL);
+ mono_mb_emit_stloc (mb, 0);
+
+ /* Check for the abort exception */
+ mono_mb_emit_ldloc (mb, 1);
+ mono_mb_emit_op (mb, CEE_ISINST, mono_defaults.threadabortexception_class);
+ posna = mono_mb_emit_short_branch (mb, CEE_BRFALSE_S);
+
+ /* Delay the abort exception */
+ mono_mb_emit_icall (mb, ves_icall_System_Threading_Thread_ResetAbort);
+
+ mono_mb_patch_short_branch (mb, posna);
+ mono_mb_emit_branch (mb, CEE_LEAVE);
+
+ clause->handler_len = mono_mb_get_pos (mb) - clause->handler_offset;
+
+ mono_mb_set_clauses (mb, 1, clause);
+ /* return result */
+ mono_mb_patch_branch (mb, pos);
+ //mono_mb_emit_ldloc (mb, 0);
mono_mb_emit_byte (mb, CEE_RET);
-#endif
+#endif /* DISABLE_JIT */
+
+ info = mono_wrapper_info_create (mb, WRAPPER_SUBTYPE_RUNTIME_INVOKE_DYNAMIC);
+
+ mono_marshal_lock ();
+ /* double-checked locking */
+ if (!method)
+ method = mono_mb_create (mb, csig, 16, info);
+
+ mono_marshal_unlock ();
- info = mono_wrapper_info_create (mb, WRAPPER_SUBTYPE_NONE);
- info->d.proxy.klass = klass;
- res = mono_mb_create_and_cache_full (cache, klass,
- mb, sig, sig->param_count + 16,
- info, NULL);
mono_mb_free (mb);
-
- return res;
+
+ return method;
}
-#endif /* DISABLE_REMOTING */
+
+#ifndef DISABLE_JIT
+static void
+mono_mb_emit_auto_layout_exception (MonoMethodBuilder *mb, MonoClass *klass)
+{
+ char *msg = g_strdup_printf ("The type `%s.%s' layout needs to be Sequential or Explicit",
+ klass->name_space, klass->name);
+
+ mono_mb_emit_exception_marshal_directive (mb, msg);
+}
+#endif
/*
* generates IL code for the icall wrapper (the generated method
return mono_compile_method (method);
}
-static MonoReflectionType *
-type_from_handle (MonoType *handle)
-{
- MonoDomain *domain = mono_domain_get ();
- MonoClass *klass = mono_class_from_mono_type (handle);
-
- MONO_ARCH_SAVE_REGS;
-
- mono_class_init (klass);
- return mono_type_get_object (domain, handle);
-}
-
/*
* This does the equivalent of mono_object_castclass_with_cache.
* The wrapper info for the wrapper is a WrapperInfo structure.
return res;
}
-#ifndef DISABLE_REMOTING
-MonoMethod *
-mono_marshal_get_proxy_cancast (MonoClass *klass)
-{
- static MonoMethodSignature *isint_sig = NULL;
- GHashTable *cache;
- MonoMethod *res;
- WrapperInfo *info;
- int pos_failed, pos_end;
- char *name, *klass_name;
- MonoMethod *can_cast_to;
- MonoMethodDesc *desc;
- MonoMethodBuilder *mb;
-
- cache = get_cache (&klass->image->proxy_isinst_cache, mono_aligned_addr_hash, NULL);
- if ((res = mono_marshal_find_in_cache (cache, klass)))
- return res;
-
- if (!isint_sig) {
- isint_sig = mono_metadata_signature_alloc (mono_defaults.corlib, 1);
- isint_sig->params [0] = &mono_defaults.object_class->byval_arg;
- isint_sig->ret = &mono_defaults.object_class->byval_arg;
- isint_sig->pinvoke = 0;
- }
-
- klass_name = mono_type_full_name (&klass->byval_arg);
- name = g_strdup_printf ("__proxy_isinst_wrapper_%s", klass_name);
- mb = mono_mb_new (mono_defaults.object_class, name, MONO_WRAPPER_PROXY_ISINST);
- g_free (klass_name);
- g_free (name);
-
- mb->method->save_lmf = 1;
-
-#ifndef DISABLE_JIT
- /* get the real proxy from the transparent proxy*/
- mono_mb_emit_ldarg (mb, 0);
- mono_mb_emit_ldflda (mb, MONO_STRUCT_OFFSET (MonoTransparentProxy, rp));
- mono_mb_emit_byte (mb, CEE_LDIND_REF);
-
- /* get the reflection type from the type handle */
- mono_mb_emit_ptr (mb, &klass->byval_arg);
- mono_mb_emit_icall (mb, type_from_handle);
-
- mono_mb_emit_ldarg (mb, 0);
-
- /* make the call to CanCastTo (type, ob) */
- desc = mono_method_desc_new ("IRemotingTypeInfo:CanCastTo", FALSE);
- can_cast_to = mono_method_desc_search_in_class (desc, mono_defaults.iremotingtypeinfo_class);
- g_assert (can_cast_to);
- mono_method_desc_free (desc);
- mono_mb_emit_op (mb, CEE_CALLVIRT, can_cast_to);
-
- pos_failed = mono_mb_emit_branch (mb, CEE_BRFALSE);
-
- /* Upgrade the proxy vtable by calling: mono_upgrade_remote_class_wrapper (type, ob)*/
- mono_mb_emit_ptr (mb, &klass->byval_arg);
- mono_mb_emit_icall (mb, type_from_handle);
- mono_mb_emit_ldarg (mb, 0);
-
- mono_mb_emit_icall (mb, mono_upgrade_remote_class_wrapper);
- emit_thread_interrupt_checkpoint (mb);
-
- mono_mb_emit_ldarg (mb, 0);
- pos_end = mono_mb_emit_branch (mb, CEE_BR);
-
- /* fail */
-
- mono_mb_patch_branch (mb, pos_failed);
- mono_mb_emit_byte (mb, CEE_LDNULL);
-
- /* the end */
-
- mono_mb_patch_branch (mb, pos_end);
- mono_mb_emit_byte (mb, CEE_RET);
-#endif
-
- info = mono_wrapper_info_create (mb, WRAPPER_SUBTYPE_NONE);
- info->d.proxy.klass = klass;
- res = mono_mb_create_and_cache_full (cache, klass, mb, isint_sig, isint_sig->param_count + 16, info, NULL);
- mono_mb_free (mb);
-
- return res;
-}
-
-void
-mono_upgrade_remote_class_wrapper (MonoReflectionType *rtype, MonoTransparentProxy *tproxy)
-{
- MonoClass *klass;
- MonoDomain *domain = ((MonoObject*)tproxy)->vtable->domain;
- klass = mono_class_from_mono_type (rtype->type);
- mono_upgrade_remote_class (domain, (MonoObject*)tproxy, klass);
-}
-#endif /*DISABLE_REMOTING */
-
/**
* mono_marshal_get_struct_to_ptr:
* @klass:
--- /dev/null
+/*
+ * remoting.c: Remoting support
+ *
+ * Copyright 2002-2003 Ximian, Inc (http://www.ximian.com)
+ * Copyright 2004-2009 Novell, Inc (http://www.novell.com)
+ * Copyright 2011-2014 Xamarin, Inc (http://www.xamarin.com)
+ *
+ */
+
+#include "config.h"
+
+#ifndef DISABLE_REMOTING
+
+#include "mono/metadata/marshal.h"
+#include "mono/metadata/abi-details.h"
+#include "mono/metadata/cominterop.h"
+#include "mono/metadata/tabledefs.h"
+#include "mono/metadata/exception.h"
+#include "mono/metadata/debug-helpers.h"
+
+#define OPDEF(a,b,c,d,e,f,g,h,i,j) \
+ a = i,
+
+enum {
+#include "mono/cil/opcode.def"
+ LAST = 0xff
+};
+#undef OPDEF
+
+typedef enum {
+ MONO_MARSHAL_NONE, /* No marshalling needed */
+ MONO_MARSHAL_COPY, /* Can be copied by value to the new domain */
+ MONO_MARSHAL_COPY_OUT, /* out parameter that needs to be copied back to the original instance */
+ MONO_MARSHAL_SERIALIZE /* Value needs to be serialized into the new domain */
+} MonoXDomainMarshalType;
+
+struct _MonoRemotingMethods {
+ MonoMethod *invoke;
+ MonoMethod *invoke_with_check;
+ MonoMethod *xdomain_invoke;
+ MonoMethod *xdomain_dispatch;
+};
+
+typedef struct _MonoRemotingMethods MonoRemotingMethods;
+
+static MonoObject *
+mono_remoting_wrapper (MonoMethod *method, gpointer *params);
+
+static gint32
+mono_marshal_set_domain_by_id (gint32 id, MonoBoolean push);
+
+static gboolean
+mono_marshal_check_domain_image (gint32 domain_id, MonoImage *image);
+
+MONO_API void
+mono_upgrade_remote_class_wrapper (MonoReflectionType *rtype, MonoTransparentProxy *tproxy);
+
+static void
+mono_marshal_xdomain_copy_out_value (MonoObject *src, MonoObject *dst);
+
+static MonoReflectionType *
+type_from_handle (MonoType *handle);
+
+static MonoClass *byte_array_class;
+static MonoMethod *method_rs_serialize, *method_rs_deserialize, *method_exc_fixexc, *method_rs_appdomain_target;
+static MonoMethod *method_set_call_context, *method_needs_context_sink, *method_rs_serialize_exc;
+
+static void
+register_icall (gpointer func, const char *name, const char *sigstr, gboolean save)
+{
+ MonoMethodSignature *sig = mono_create_icall_signature (sigstr);
+
+ mono_register_jit_icall (func, name, sig, save);
+}
+
+/*
+ * Return the hash table pointed to by VAR, lazily creating it if neccesary.
+ */
+static GHashTable*
+get_cache (GHashTable **var, GHashFunc hash_func, GCompareFunc equal_func)
+{
+ if (!(*var)) {
+ mono_marshal_lock_internal ();
+ if (!(*var)) {
+ GHashTable *cache =
+ g_hash_table_new (hash_func, equal_func);
+ mono_memory_barrier ();
+ *var = cache;
+ }
+ mono_marshal_unlock_internal ();
+ }
+ return *var;
+}
+
+static GHashTable*
+get_cache_full (GHashTable **var, GHashFunc hash_func, GCompareFunc equal_func, GDestroyNotify key_destroy_func, GDestroyNotify value_destroy_func)
+{
+ if (!(*var)) {
+ mono_marshal_lock_internal ();
+ if (!(*var)) {
+ GHashTable *cache =
+ g_hash_table_new_full (hash_func, equal_func, key_destroy_func, value_destroy_func);
+ mono_memory_barrier ();
+ *var = cache;
+ }
+ mono_marshal_unlock_internal ();
+ }
+ return *var;
+}
+
+static void
+mono_remoting_marshal_init (void)
+{
+ MonoClass *klass;
+
+ static gboolean module_initialized = FALSE;
+
+ if (module_initialized)
+ return;
+
+ klass = mono_class_from_name (mono_defaults.corlib, "System.Runtime.Remoting", "RemotingServices");
+ method_rs_serialize = mono_class_get_method_from_name (klass, "SerializeCallData", -1);
+ method_rs_deserialize = mono_class_get_method_from_name (klass, "DeserializeCallData", -1);
+ method_rs_serialize_exc = mono_class_get_method_from_name (klass, "SerializeExceptionData", -1);
+
+ klass = mono_defaults.real_proxy_class;
+ method_rs_appdomain_target = mono_class_get_method_from_name (klass, "GetAppDomainTarget", -1);
+
+ klass = mono_defaults.exception_class;
+ method_exc_fixexc = mono_class_get_method_from_name (klass, "FixRemotingException", -1);
+
+ byte_array_class = mono_array_class_get (mono_defaults.byte_class, 1);
+
+ klass = mono_class_from_name (mono_defaults.corlib, "System.Runtime.Remoting.Messaging", "CallContext");
+ method_set_call_context = mono_class_get_method_from_name (klass, "SetCurrentCallContext", -1);
+
+ klass = mono_class_from_name (mono_defaults.corlib, "System.Runtime.Remoting.Contexts", "Context");
+ method_needs_context_sink = mono_class_get_method_from_name (klass, "get_NeedsContextSink", -1);
+
+ register_icall (type_from_handle, "type_from_handle", "object ptr", FALSE);
+ register_icall (mono_marshal_set_domain_by_id, "mono_marshal_set_domain_by_id", "int32 int32 int32", FALSE);
+ register_icall (mono_marshal_check_domain_image, "mono_marshal_check_domain_image", "int32 int32 ptr", FALSE);
+ register_icall (mono_marshal_xdomain_copy_value, "mono_marshal_xdomain_copy_value", "object object", FALSE);
+ register_icall (mono_marshal_xdomain_copy_out_value, "mono_marshal_xdomain_copy_out_value", "void object object", FALSE);
+ register_icall (mono_remoting_wrapper, "mono_remoting_wrapper", "object ptr ptr", FALSE);
+ register_icall (mono_upgrade_remote_class_wrapper, "mono_upgrade_remote_class_wrapper", "void object object", FALSE);
+
+ module_initialized = TRUE;
+}
+
+static MonoReflectionType *
+type_from_handle (MonoType *handle)
+{
+ MonoDomain *domain = mono_domain_get ();
+ MonoClass *klass = mono_class_from_mono_type (handle);
+
+ MONO_ARCH_SAVE_REGS;
+
+ mono_class_init (klass);
+ return mono_type_get_object (domain, handle);
+}
+
+#ifndef DISABLE_JIT
+static int
+mono_mb_emit_proxy_check (MonoMethodBuilder *mb, int branch_code)
+{
+ int pos;
+ mono_mb_emit_ldflda (mb, MONO_STRUCT_OFFSET (MonoObject, vtable));
+ mono_mb_emit_byte (mb, CEE_LDIND_I);
+ mono_mb_emit_icon (mb, MONO_STRUCT_OFFSET (MonoVTable, klass));
+ mono_mb_emit_byte (mb, CEE_ADD);
+ mono_mb_emit_byte (mb, CEE_LDIND_I);
+ mono_mb_emit_byte (mb, MONO_CUSTOM_PREFIX);
+ mono_mb_emit_byte (mb, CEE_MONO_CLASSCONST);
+ mono_mb_emit_i4 (mb, mono_mb_add_data (mb, mono_defaults.transparent_proxy_class));
+ pos = mono_mb_emit_branch (mb, branch_code);
+ return pos;
+}
+
+static int
+mono_mb_emit_xdomain_check (MonoMethodBuilder *mb, int branch_code)
+{
+ int pos;
+ mono_mb_emit_ldflda (mb, MONO_STRUCT_OFFSET (MonoTransparentProxy, rp));
+ mono_mb_emit_byte (mb, CEE_LDIND_REF);
+ mono_mb_emit_ldflda (mb, MONO_STRUCT_OFFSET (MonoRealProxy, target_domain_id));
+ mono_mb_emit_byte (mb, CEE_LDIND_I4);
+ mono_mb_emit_icon (mb, -1);
+ pos = mono_mb_emit_branch (mb, branch_code);
+ return pos;
+}
+
+static int
+mono_mb_emit_contextbound_check (MonoMethodBuilder *mb, int branch_code)
+{
+ static int offset = -1;
+ static guint8 mask;
+
+ if (offset < 0)
+ mono_marshal_find_bitfield_offset (MonoClass, contextbound, &offset, &mask);
+
+ mono_mb_emit_ldflda (mb, MONO_STRUCT_OFFSET (MonoTransparentProxy, remote_class));
+ mono_mb_emit_byte (mb, CEE_LDIND_REF);
+ mono_mb_emit_ldflda (mb, MONO_STRUCT_OFFSET (MonoRemoteClass, proxy_class));
+ mono_mb_emit_byte (mb, CEE_LDIND_REF);
+ mono_mb_emit_ldflda (mb, offset);
+ mono_mb_emit_byte (mb, CEE_LDIND_U1);
+ mono_mb_emit_icon (mb, mask);
+ mono_mb_emit_byte (mb, CEE_AND);
+ mono_mb_emit_icon (mb, 0);
+ return mono_mb_emit_branch (mb, branch_code);
+}
+#endif /* !DISABLE_JIT */
+
+static inline MonoMethod*
+mono_marshal_remoting_find_in_cache (MonoMethod *method, int wrapper_type)
+{
+ MonoMethod *res = NULL;
+ MonoRemotingMethods *wrps;
+
+ mono_marshal_lock_internal ();
+ if (method->klass->image->remoting_invoke_cache)
+ wrps = g_hash_table_lookup (method->klass->image->remoting_invoke_cache, method);
+ else
+ wrps = NULL;
+
+ if (wrps) {
+ switch (wrapper_type) {
+ case MONO_WRAPPER_REMOTING_INVOKE: res = wrps->invoke; break;
+ case MONO_WRAPPER_REMOTING_INVOKE_WITH_CHECK: res = wrps->invoke_with_check; break;
+ case MONO_WRAPPER_XDOMAIN_INVOKE: res = wrps->xdomain_invoke; break;
+ case MONO_WRAPPER_XDOMAIN_DISPATCH: res = wrps->xdomain_dispatch; break;
+ }
+ }
+
+ /* it is important to do the unlock after the load from wrps, since in
+ * mono_remoting_mb_create_and_cache () we drop the marshal lock to be able
+ * to take the loader lock and some other thread may set the fields.
+ */
+ mono_marshal_unlock_internal ();
+ return res;
+}
+
+/* Create the method from the builder and place it in the cache */
+static inline MonoMethod*
+mono_remoting_mb_create_and_cache (MonoMethod *key, MonoMethodBuilder *mb,
+ MonoMethodSignature *sig, int max_stack)
+{
+ MonoMethod **res = NULL;
+ MonoRemotingMethods *wrps;
+ GHashTable *cache = get_cache_full (&key->klass->image->remoting_invoke_cache, mono_aligned_addr_hash, NULL, NULL, g_free);
+
+ mono_marshal_lock_internal ();
+ wrps = g_hash_table_lookup (cache, key);
+ if (!wrps) {
+ wrps = g_new0 (MonoRemotingMethods, 1);
+ g_hash_table_insert (cache, key, wrps);
+ }
+
+ switch (mb->method->wrapper_type) {
+ case MONO_WRAPPER_REMOTING_INVOKE: res = &wrps->invoke; break;
+ case MONO_WRAPPER_REMOTING_INVOKE_WITH_CHECK: res = &wrps->invoke_with_check; break;
+ case MONO_WRAPPER_XDOMAIN_INVOKE: res = &wrps->xdomain_invoke; break;
+ case MONO_WRAPPER_XDOMAIN_DISPATCH: res = &wrps->xdomain_dispatch; break;
+ default: g_assert_not_reached (); break;
+ }
+ mono_marshal_unlock_internal ();
+
+ if (*res == NULL) {
+ MonoMethod *newm;
+ newm = mono_mb_create_method (mb, sig, max_stack);
+
+ mono_marshal_lock_internal ();
+ if (!*res) {
+ *res = newm;
+ mono_marshal_set_wrapper_info (*res, key);
+ mono_marshal_unlock_internal ();
+ } else {
+ mono_marshal_unlock_internal ();
+ mono_free_method (newm);
+ }
+ }
+
+ return *res;
+}
+
+static MonoObject *
+mono_remoting_wrapper (MonoMethod *method, gpointer *params)
+{
+ MonoMethodMessage *msg;
+ MonoTransparentProxy *this;
+ MonoObject *res, *exc;
+ MonoArray *out_args;
+
+ this = *((MonoTransparentProxy **)params [0]);
+
+ g_assert (this);
+ g_assert (((MonoObject *)this)->vtable->klass == mono_defaults.transparent_proxy_class);
+
+ /* skip the this pointer */
+ params++;
+
+ if (mono_class_is_contextbound (this->remote_class->proxy_class) && this->rp->context == (MonoObject *) mono_context_get ())
+ {
+ int i;
+ MonoMethodSignature *sig = mono_method_signature (method);
+ int count = sig->param_count;
+ gpointer* mparams = (gpointer*) alloca(count*sizeof(gpointer));
+
+ for (i=0; i<count; i++) {
+ MonoClass *class = mono_class_from_mono_type (sig->params [i]);
+ if (class->valuetype) {
+ if (sig->params [i]->byref) {
+ mparams[i] = *((gpointer *)params [i]);
+ } else {
+ /* runtime_invoke expects a boxed instance */
+ if (mono_class_is_nullable (mono_class_from_mono_type (sig->params [i])))
+ mparams[i] = mono_nullable_box (params [i], class);
+ else
+ mparams[i] = params [i];
+ }
+ } else {
+ mparams[i] = *((gpointer**)params [i]);
+ }
+ }
+
+ return mono_runtime_invoke (method, method->klass->valuetype? mono_object_unbox ((MonoObject*)this): this, mparams, NULL);
+ }
+
+ msg = mono_method_call_message_new (method, params, NULL, NULL, NULL);
+
+ res = mono_remoting_invoke ((MonoObject *)this->rp, msg, &exc, &out_args);
+
+ if (exc)
+ mono_raise_exception ((MonoException *)exc);
+
+ mono_method_return_message_restore (method, params, out_args);
+
+ return res;
+}
+
+MonoMethod *
+mono_marshal_get_remoting_invoke (MonoMethod *method)
+{
+ MonoMethodSignature *sig;
+ MonoMethodBuilder *mb;
+ MonoMethod *res;
+ int params_var;
+
+ g_assert (method);
+
+ if (method->wrapper_type == MONO_WRAPPER_REMOTING_INVOKE || method->wrapper_type == MONO_WRAPPER_XDOMAIN_INVOKE)
+ return method;
+
+ /* this seems to be the best plase to put this, as all remoting invokes seem to get filtered through here */
+#ifndef DISABLE_COM
+ if (mono_class_is_com_object (method->klass) || method->klass == mono_class_get_com_object_class ()) {
+ MonoVTable *vtable = mono_class_vtable (mono_domain_get (), method->klass);
+ g_assert (vtable); /*FIXME do proper error handling*/
+
+ if (!mono_vtable_is_remote (vtable)) {
+ return mono_cominterop_get_invoke (method);
+ }
+ }
+#endif
+
+ sig = mono_signature_no_pinvoke (method);
+
+ /* we cant remote methods without this pointer */
+ if (!sig->hasthis)
+ return method;
+
+ if ((res = mono_marshal_remoting_find_in_cache (method, MONO_WRAPPER_REMOTING_INVOKE)))
+ return res;
+
+ mono_remoting_marshal_init ();
+
+ mb = mono_mb_new (method->klass, method->name, MONO_WRAPPER_REMOTING_INVOKE);
+
+#ifndef DISABLE_JIT
+ mb->method->save_lmf = 1;
+
+ params_var = mono_mb_emit_save_args (mb, sig, TRUE);
+
+ mono_mb_emit_ptr (mb, method);
+ mono_mb_emit_ldloc (mb, params_var);
+ mono_mb_emit_icall (mb, mono_remoting_wrapper);
+ mono_marshal_emit_thread_interrupt_checkpoint (mb);
+
+ if (sig->ret->type == MONO_TYPE_VOID) {
+ mono_mb_emit_byte (mb, CEE_POP);
+ mono_mb_emit_byte (mb, CEE_RET);
+ } else {
+ mono_mb_emit_restore_result (mb, sig->ret);
+ }
+#endif
+
+ res = mono_remoting_mb_create_and_cache (method, mb, sig, sig->param_count + 16);
+ mono_mb_free (mb);
+
+ return res;
+}
+
+/* mono_get_xdomain_marshal_type()
+ * Returns the kind of marshalling that a type needs for cross domain calls.
+ */
+static MonoXDomainMarshalType
+mono_get_xdomain_marshal_type (MonoType *t)
+{
+ switch (t->type) {
+ case MONO_TYPE_VOID:
+ g_assert_not_reached ();
+ break;
+ case MONO_TYPE_U1:
+ case MONO_TYPE_I1:
+ case MONO_TYPE_BOOLEAN:
+ case MONO_TYPE_U2:
+ case MONO_TYPE_I2:
+ case MONO_TYPE_CHAR:
+ case MONO_TYPE_U4:
+ case MONO_TYPE_I4:
+ case MONO_TYPE_I8:
+ case MONO_TYPE_U8:
+ case MONO_TYPE_R4:
+ case MONO_TYPE_R8:
+ return MONO_MARSHAL_NONE;
+ case MONO_TYPE_STRING:
+ return MONO_MARSHAL_COPY;
+ case MONO_TYPE_ARRAY:
+ case MONO_TYPE_SZARRAY: {
+ MonoClass *elem_class = mono_class_from_mono_type (t)->element_class;
+ if (mono_get_xdomain_marshal_type (&(elem_class->byval_arg)) != MONO_MARSHAL_SERIALIZE)
+ return MONO_MARSHAL_COPY;
+ break;
+ }
+ }
+
+ return MONO_MARSHAL_SERIALIZE;
+}
+
+
+/* mono_marshal_xdomain_copy_value
+ * Makes a copy of "val" suitable for the current domain.
+ */
+MonoObject *
+mono_marshal_xdomain_copy_value (MonoObject *val)
+{
+ MonoDomain *domain;
+ if (val == NULL) return NULL;
+
+ domain = mono_domain_get ();
+
+ switch (mono_object_class (val)->byval_arg.type) {
+ case MONO_TYPE_VOID:
+ g_assert_not_reached ();
+ break;
+ case MONO_TYPE_U1:
+ case MONO_TYPE_I1:
+ case MONO_TYPE_BOOLEAN:
+ case MONO_TYPE_U2:
+ case MONO_TYPE_I2:
+ case MONO_TYPE_CHAR:
+ case MONO_TYPE_U4:
+ case MONO_TYPE_I4:
+ case MONO_TYPE_I8:
+ case MONO_TYPE_U8:
+ case MONO_TYPE_R4:
+ case MONO_TYPE_R8: {
+ return mono_value_box (domain, mono_object_class (val), ((char*)val) + sizeof(MonoObject));
+ }
+ case MONO_TYPE_STRING: {
+ MonoString *str = (MonoString *) val;
+ return (MonoObject *) mono_string_new_utf16 (domain, mono_string_chars (str), mono_string_length (str));
+ }
+ case MONO_TYPE_ARRAY:
+ case MONO_TYPE_SZARRAY: {
+ MonoArray *acopy;
+ MonoXDomainMarshalType mt = mono_get_xdomain_marshal_type (&(mono_object_class (val)->element_class->byval_arg));
+ if (mt == MONO_MARSHAL_SERIALIZE) return NULL;
+ acopy = mono_array_clone_in_domain (domain, (MonoArray *) val);
+ if (mt == MONO_MARSHAL_COPY) {
+ int i, len = mono_array_length (acopy);
+ for (i = 0; i < len; i++) {
+ MonoObject *item = mono_array_get (acopy, gpointer, i);
+ mono_array_setref (acopy, i, mono_marshal_xdomain_copy_value (item));
+ }
+ }
+ return (MonoObject *) acopy;
+ }
+ }
+
+ if (mono_object_class (val) == mono_defaults.stringbuilder_class) {
+ MonoStringBuilder *oldsb = (MonoStringBuilder *) val;
+ MonoStringBuilder *newsb = (MonoStringBuilder *) mono_object_new (domain, mono_defaults.stringbuilder_class);
+ MONO_OBJECT_SETREF (newsb, str, mono_string_new_utf16 (domain, mono_string_chars (oldsb->str), mono_string_length (oldsb->str)));
+ newsb->length = oldsb->length;
+ newsb->max_capacity = (gint32)0x7fffffff;
+ return (MonoObject *) newsb;
+ }
+ return NULL;
+}
+
+/* mono_marshal_xdomain_copy_out_value()
+ * Copies the contents of the src instance into the dst instance. src and dst
+ * must have the same type, and if they are arrays, the same size.
+ */
+static void
+mono_marshal_xdomain_copy_out_value (MonoObject *src, MonoObject *dst)
+{
+ if (src == NULL || dst == NULL) return;
+
+ g_assert (mono_object_class (src) == mono_object_class (dst));
+
+ switch (mono_object_class (src)->byval_arg.type) {
+ case MONO_TYPE_ARRAY:
+ case MONO_TYPE_SZARRAY: {
+ int mt = mono_get_xdomain_marshal_type (&(mono_object_class (src)->element_class->byval_arg));
+ if (mt == MONO_MARSHAL_SERIALIZE) return;
+ if (mt == MONO_MARSHAL_COPY) {
+ int i, len = mono_array_length ((MonoArray *)dst);
+ for (i = 0; i < len; i++) {
+ MonoObject *item = mono_array_get ((MonoArray *)src, gpointer, i);
+ mono_array_setref ((MonoArray *)dst, i, mono_marshal_xdomain_copy_value (item));
+ }
+ } else {
+ mono_array_full_copy ((MonoArray *)src, (MonoArray *)dst);
+ }
+ return;
+ }
+ }
+
+ if (mono_object_class (src) == mono_defaults.stringbuilder_class) {
+ MonoStringBuilder *src_sb = (MonoStringBuilder *) src;
+ MonoStringBuilder *dst_sb = (MonoStringBuilder *) dst;
+
+ MONO_OBJECT_SETREF (dst_sb, str, mono_string_new_utf16 (mono_object_domain (dst), mono_string_chars (src_sb->str), mono_string_length (src_sb->str)));
+ dst_sb->cached_str = NULL;
+ dst_sb->length = src_sb->length;
+ }
+}
+
+
+#if !defined (DISABLE_JIT)
+static void
+mono_marshal_emit_xdomain_copy_value (MonoMethodBuilder *mb, MonoClass *pclass)
+{
+ mono_mb_emit_icall (mb, mono_marshal_xdomain_copy_value);
+ mono_mb_emit_op (mb, CEE_CASTCLASS, pclass);
+}
+
+static void
+mono_marshal_emit_xdomain_copy_out_value (MonoMethodBuilder *mb, MonoClass *pclass)
+{
+ mono_mb_emit_icall (mb, mono_marshal_xdomain_copy_out_value);
+}
+#endif
+
+/* mono_marshal_supports_fast_xdomain()
+ * Returns TRUE if the method can use the fast xdomain wrapper.
+ */
+static gboolean
+mono_marshal_supports_fast_xdomain (MonoMethod *method)
+{
+ return !mono_class_is_contextbound (method->klass) &&
+ !((method->flags & METHOD_ATTRIBUTE_SPECIAL_NAME) && (strcmp (".ctor", method->name) == 0));
+}
+
+static gint32
+mono_marshal_set_domain_by_id (gint32 id, MonoBoolean push)
+{
+ MonoDomain *current_domain = mono_domain_get ();
+ MonoDomain *domain = mono_domain_get_by_id (id);
+
+ if (!domain || !mono_domain_set (domain, FALSE))
+ mono_raise_exception (mono_get_exception_appdomain_unloaded ());
+
+ if (push)
+ mono_thread_push_appdomain_ref (domain);
+ else
+ mono_thread_pop_appdomain_ref ();
+
+ return current_domain->domain_id;
+}
+
+#if !defined (DISABLE_JIT)
+static void
+mono_marshal_emit_switch_domain (MonoMethodBuilder *mb)
+{
+ mono_mb_emit_icall (mb, mono_marshal_set_domain_by_id);
+}
+
+/* mono_marshal_emit_load_domain_method ()
+ * Loads into the stack a pointer to the code of the provided method for
+ * the current domain.
+ */
+static void
+mono_marshal_emit_load_domain_method (MonoMethodBuilder *mb, MonoMethod *method)
+{
+ /* We need a pointer to the method for the running domain (not the domain
+ * that compiles the method).
+ */
+ mono_mb_emit_ptr (mb, method);
+ mono_mb_emit_icall (mb, mono_compile_method);
+}
+#endif
+
+/* mono_marshal_check_domain_image ()
+ * Returns TRUE if the image is loaded in the specified
+ * application domain.
+ */
+static gboolean
+mono_marshal_check_domain_image (gint32 domain_id, MonoImage *image)
+{
+ MonoAssembly* ass;
+ GSList *tmp;
+
+ MonoDomain *domain = mono_domain_get_by_id (domain_id);
+ if (!domain)
+ return FALSE;
+
+ mono_domain_assemblies_lock (domain);
+ for (tmp = domain->domain_assemblies; tmp; tmp = tmp->next) {
+ ass = tmp->data;
+ if (ass->image == image)
+ break;
+ }
+ mono_domain_assemblies_unlock (domain);
+
+ return tmp != NULL;
+}
+
+/* mono_marshal_get_xappdomain_dispatch ()
+ * Generates a method that dispatches a method call from another domain into
+ * the current domain.
+ */
+static MonoMethod *
+mono_marshal_get_xappdomain_dispatch (MonoMethod *method, int *marshal_types, int complex_count, int complex_out_count, int ret_marshal_type)
+{
+ MonoMethodSignature *sig, *csig;
+ MonoMethodBuilder *mb;
+ MonoMethod *res;
+ int i, j, param_index, copy_locals_base;
+ MonoClass *ret_class = NULL;
+ int loc_array=0, loc_return=0, loc_serialized_exc=0;
+ MonoExceptionClause *main_clause;
+ int pos, pos_leave;
+ gboolean copy_return;
+
+ if ((res = mono_marshal_remoting_find_in_cache (method, MONO_WRAPPER_XDOMAIN_DISPATCH)))
+ return res;
+
+ sig = mono_method_signature (method);
+ copy_return = (sig->ret->type != MONO_TYPE_VOID && ret_marshal_type != MONO_MARSHAL_SERIALIZE);
+
+ j = 0;
+ csig = mono_metadata_signature_alloc (mono_defaults.corlib, 3 + sig->param_count - complex_count);
+ csig->params [j++] = &mono_defaults.object_class->byval_arg;
+ csig->params [j++] = &byte_array_class->this_arg;
+ csig->params [j++] = &byte_array_class->this_arg;
+ for (i = 0; i < sig->param_count; i++) {
+ if (marshal_types [i] != MONO_MARSHAL_SERIALIZE)
+ csig->params [j++] = sig->params [i];
+ }
+ if (copy_return)
+ csig->ret = sig->ret;
+ else
+ csig->ret = &mono_defaults.void_class->byval_arg;
+ csig->pinvoke = 1;
+ csig->hasthis = FALSE;
+
+ mb = mono_mb_new (method->klass, method->name, MONO_WRAPPER_XDOMAIN_DISPATCH);
+ mb->method->save_lmf = 1;
+
+#ifndef DISABLE_JIT
+ /* Locals */
+
+ loc_serialized_exc = mono_mb_add_local (mb, &byte_array_class->byval_arg);
+ if (complex_count > 0)
+ loc_array = mono_mb_add_local (mb, &mono_defaults.object_class->byval_arg);
+ if (sig->ret->type != MONO_TYPE_VOID) {
+ loc_return = mono_mb_add_local (mb, sig->ret);
+ ret_class = mono_class_from_mono_type (sig->ret);
+ }
+
+ /* try */
+
+ main_clause = mono_image_alloc0 (method->klass->image, sizeof (MonoExceptionClause));
+ main_clause->try_offset = mono_mb_get_label (mb);
+
+ /* Clean the call context */
+
+ mono_mb_emit_byte (mb, CEE_LDNULL);
+ mono_mb_emit_managed_call (mb, method_set_call_context, NULL);
+ mono_mb_emit_byte (mb, CEE_POP);
+
+ /* Deserialize call data */
+
+ mono_mb_emit_ldarg (mb, 1);
+ mono_mb_emit_byte (mb, CEE_LDIND_REF);
+ mono_mb_emit_byte (mb, CEE_DUP);
+ pos = mono_mb_emit_short_branch (mb, CEE_BRFALSE_S);
+
+ mono_marshal_emit_xdomain_copy_value (mb, byte_array_class);
+ mono_mb_emit_managed_call (mb, method_rs_deserialize, NULL);
+
+ if (complex_count > 0)
+ mono_mb_emit_stloc (mb, loc_array);
+ else
+ mono_mb_emit_byte (mb, CEE_POP);
+
+ mono_mb_patch_short_branch (mb, pos);
+
+ /* Get the target object */
+
+ mono_mb_emit_ldarg (mb, 0);
+ mono_mb_emit_managed_call (mb, method_rs_appdomain_target, NULL);
+
+ /* Load the arguments */
+
+ copy_locals_base = mb->locals;
+ param_index = 3; // Index of the first non-serialized parameter of this wrapper
+ j = 0;
+ for (i = 0; i < sig->param_count; i++) {
+ MonoType *pt = sig->params [i];
+ MonoClass *pclass = mono_class_from_mono_type (pt);
+ switch (marshal_types [i]) {
+ case MONO_MARSHAL_SERIALIZE: {
+ /* take the value from the serialized array */
+ mono_mb_emit_ldloc (mb, loc_array);
+ mono_mb_emit_icon (mb, j++);
+ if (pt->byref) {
+ if (pclass->valuetype) {
+ mono_mb_emit_byte (mb, CEE_LDELEM_REF);
+ mono_mb_emit_op (mb, CEE_UNBOX, pclass);
+ } else {
+ mono_mb_emit_op (mb, CEE_LDELEMA, pclass);
+ }
+ } else {
+ if (pclass->valuetype) {
+ mono_mb_emit_byte (mb, CEE_LDELEM_REF);
+ mono_mb_emit_op (mb, CEE_UNBOX, pclass);
+ mono_mb_emit_op (mb, CEE_LDOBJ, pclass);
+ } else {
+ mono_mb_emit_byte (mb, CEE_LDELEM_REF);
+ if (pclass != mono_defaults.object_class) {
+ mono_mb_emit_op (mb, CEE_CASTCLASS, pclass);
+ }
+ }
+ }
+ break;
+ }
+ case MONO_MARSHAL_COPY_OUT: {
+ /* Keep a local copy of the value since we need to copy it back after the call */
+ int copy_local = mono_mb_add_local (mb, &(pclass->byval_arg));
+ mono_mb_emit_ldarg (mb, param_index++);
+ mono_marshal_emit_xdomain_copy_value (mb, pclass);
+ mono_mb_emit_byte (mb, CEE_DUP);
+ mono_mb_emit_stloc (mb, copy_local);
+ break;
+ }
+ case MONO_MARSHAL_COPY: {
+ mono_mb_emit_ldarg (mb, param_index);
+ if (pt->byref) {
+ mono_mb_emit_byte (mb, CEE_DUP);
+ mono_mb_emit_byte (mb, CEE_DUP);
+ mono_mb_emit_byte (mb, CEE_LDIND_REF);
+ mono_marshal_emit_xdomain_copy_value (mb, pclass);
+ mono_mb_emit_byte (mb, CEE_STIND_REF);
+ } else {
+ mono_marshal_emit_xdomain_copy_value (mb, pclass);
+ }
+ param_index++;
+ break;
+ }
+ case MONO_MARSHAL_NONE:
+ mono_mb_emit_ldarg (mb, param_index++);
+ break;
+ }
+ }
+
+ /* Make the call to the real object */
+
+ mono_marshal_emit_thread_force_interrupt_checkpoint (mb);
+
+ mono_mb_emit_op (mb, CEE_CALLVIRT, method);
+
+ if (sig->ret->type != MONO_TYPE_VOID)
+ mono_mb_emit_stloc (mb, loc_return);
+
+ /* copy back MONO_MARSHAL_COPY_OUT parameters */
+
+ j = 0;
+ param_index = 3;
+ for (i = 0; i < sig->param_count; i++) {
+ if (marshal_types [i] == MONO_MARSHAL_SERIALIZE) continue;
+ if (marshal_types [i] == MONO_MARSHAL_COPY_OUT) {
+ mono_mb_emit_ldloc (mb, copy_locals_base + (j++));
+ mono_mb_emit_ldarg (mb, param_index);
+ mono_marshal_emit_xdomain_copy_out_value (mb, mono_class_from_mono_type (sig->params [i]));
+ }
+ param_index++;
+ }
+
+ /* Serialize the return values */
+
+ if (complex_out_count > 0) {
+ /* Reset parameters in the array that don't need to be serialized back */
+ j = 0;
+ for (i = 0; i < sig->param_count; i++) {
+ if (marshal_types[i] != MONO_MARSHAL_SERIALIZE) continue;
+ if (!sig->params [i]->byref) {
+ mono_mb_emit_ldloc (mb, loc_array);
+ mono_mb_emit_icon (mb, j);
+ mono_mb_emit_byte (mb, CEE_LDNULL);
+ mono_mb_emit_byte (mb, CEE_STELEM_REF);
+ }
+ j++;
+ }
+
+ /* Add the return value to the array */
+
+ if (ret_marshal_type == MONO_MARSHAL_SERIALIZE) {
+ mono_mb_emit_ldloc (mb, loc_array);
+ mono_mb_emit_icon (mb, complex_count); /* The array has an additional slot to hold the ret value */
+ mono_mb_emit_ldloc (mb, loc_return);
+
+ g_assert (ret_class); /*FIXME properly fail here*/
+ if (ret_class->valuetype) {
+ mono_mb_emit_op (mb, CEE_BOX, ret_class);
+ }
+ mono_mb_emit_byte (mb, CEE_STELEM_REF);
+ }
+
+ /* Serialize */
+
+ mono_mb_emit_ldarg (mb, 1);
+ mono_mb_emit_ldloc (mb, loc_array);
+ mono_mb_emit_managed_call (mb, method_rs_serialize, NULL);
+ mono_mb_emit_byte (mb, CEE_STIND_REF);
+ } else if (ret_marshal_type == MONO_MARSHAL_SERIALIZE) {
+ mono_mb_emit_ldarg (mb, 1);
+ mono_mb_emit_ldloc (mb, loc_return);
+ if (ret_class->valuetype) {
+ mono_mb_emit_op (mb, CEE_BOX, ret_class);
+ }
+ mono_mb_emit_managed_call (mb, method_rs_serialize, NULL);
+ mono_mb_emit_byte (mb, CEE_STIND_REF);
+ } else {
+ mono_mb_emit_ldarg (mb, 1);
+ mono_mb_emit_byte (mb, CEE_LDNULL);
+ mono_mb_emit_managed_call (mb, method_rs_serialize, NULL);
+ mono_mb_emit_byte (mb, CEE_STIND_REF);
+ }
+
+ mono_mb_emit_ldarg (mb, 2);
+ mono_mb_emit_byte (mb, CEE_LDNULL);
+ mono_mb_emit_byte (mb, CEE_STIND_REF);
+ pos_leave = mono_mb_emit_branch (mb, CEE_LEAVE);
+
+ /* Main exception catch */
+ main_clause->flags = MONO_EXCEPTION_CLAUSE_NONE;
+ main_clause->try_len = mono_mb_get_pos (mb) - main_clause->try_offset;
+ main_clause->data.catch_class = mono_defaults.object_class;
+
+ /* handler code */
+ main_clause->handler_offset = mono_mb_get_label (mb);
+ mono_mb_emit_managed_call (mb, method_rs_serialize_exc, NULL);
+ mono_mb_emit_stloc (mb, loc_serialized_exc);
+ mono_mb_emit_ldarg (mb, 2);
+ mono_mb_emit_ldloc (mb, loc_serialized_exc);
+ mono_mb_emit_byte (mb, CEE_STIND_REF);
+ mono_mb_emit_branch (mb, CEE_LEAVE);
+ main_clause->handler_len = mono_mb_get_pos (mb) - main_clause->handler_offset;
+ /* end catch */
+
+ mono_mb_patch_branch (mb, pos_leave);
+
+ if (copy_return)
+ mono_mb_emit_ldloc (mb, loc_return);
+
+ mono_mb_emit_byte (mb, CEE_RET);
+
+ mono_mb_set_clauses (mb, 1, main_clause);
+#endif
+
+ res = mono_remoting_mb_create_and_cache (method, mb, csig, csig->param_count + 16);
+ mono_mb_free (mb);
+
+ return res;
+}
+
+/* mono_marshal_get_xappdomain_invoke ()
+ * Generates a fast remoting wrapper for cross app domain calls.
+ */
+MonoMethod *
+mono_marshal_get_xappdomain_invoke (MonoMethod *method)
+{
+ MonoMethodSignature *sig;
+ MonoMethodBuilder *mb;
+ MonoMethod *res;
+ int i, j, complex_count, complex_out_count, copy_locals_base;
+ int *marshal_types;
+ MonoClass *ret_class = NULL;
+ MonoMethod *xdomain_method;
+ int ret_marshal_type = MONO_MARSHAL_NONE;
+ int loc_array=0, loc_serialized_data=-1, loc_real_proxy;
+ int loc_old_domainid, loc_domainid, loc_return=0, loc_serialized_exc=0, loc_context;
+ int pos, pos_dispatch, pos_noex;
+ gboolean copy_return = FALSE;
+
+ g_assert (method);
+
+ if (method->wrapper_type == MONO_WRAPPER_REMOTING_INVOKE || method->wrapper_type == MONO_WRAPPER_XDOMAIN_INVOKE)
+ return method;
+
+ /* we cant remote methods without this pointer */
+ if (!mono_method_signature (method)->hasthis)
+ return method;
+
+ mono_remoting_marshal_init ();
+
+ if (!mono_marshal_supports_fast_xdomain (method))
+ return mono_marshal_get_remoting_invoke (method);
+
+ if ((res = mono_marshal_remoting_find_in_cache (method, MONO_WRAPPER_XDOMAIN_INVOKE)))
+ return res;
+
+ sig = mono_signature_no_pinvoke (method);
+
+ mb = mono_mb_new (method->klass, method->name, MONO_WRAPPER_XDOMAIN_INVOKE);
+ mb->method->save_lmf = 1;
+
+ /* Count the number of parameters that need to be serialized */
+
+ marshal_types = alloca (sizeof (int) * sig->param_count);
+ complex_count = complex_out_count = 0;
+ for (i = 0; i < sig->param_count; i++) {
+ MonoType *ptype = sig->params[i];
+ int mt = mono_get_xdomain_marshal_type (ptype);
+
+ /* If the [Out] attribute is applied to a parameter that can be internally copied,
+ * the copy will be made by reusing the original object instance
+ */
+ if ((ptype->attrs & PARAM_ATTRIBUTE_OUT) != 0 && mt == MONO_MARSHAL_COPY && !ptype->byref)
+ mt = MONO_MARSHAL_COPY_OUT;
+ else if (mt == MONO_MARSHAL_SERIALIZE) {
+ complex_count++;
+ if (ptype->byref) complex_out_count++;
+ }
+ marshal_types [i] = mt;
+ }
+
+ if (sig->ret->type != MONO_TYPE_VOID) {
+ ret_marshal_type = mono_get_xdomain_marshal_type (sig->ret);
+ ret_class = mono_class_from_mono_type (sig->ret);
+ copy_return = ret_marshal_type != MONO_MARSHAL_SERIALIZE;
+ }
+
+ /* Locals */
+
+#ifndef DISABLE_JIT
+ if (complex_count > 0)
+ loc_array = mono_mb_add_local (mb, &mono_defaults.object_class->byval_arg);
+ loc_serialized_data = mono_mb_add_local (mb, &byte_array_class->byval_arg);
+ loc_real_proxy = mono_mb_add_local (mb, &mono_defaults.object_class->byval_arg);
+ if (copy_return)
+ loc_return = mono_mb_add_local (mb, sig->ret);
+ loc_old_domainid = mono_mb_add_local (mb, &mono_defaults.int32_class->byval_arg);
+ loc_domainid = mono_mb_add_local (mb, &mono_defaults.int32_class->byval_arg);
+ loc_serialized_exc = mono_mb_add_local (mb, &byte_array_class->byval_arg);
+ loc_context = mono_mb_add_local (mb, &mono_defaults.object_class->byval_arg);
+
+ /* Save thread domain data */
+
+ mono_mb_emit_icall (mb, mono_context_get);
+ mono_mb_emit_byte (mb, CEE_DUP);
+ mono_mb_emit_stloc (mb, loc_context);
+
+ /* If the thread is not running in the default context, it needs to go
+ * through the whole remoting sink, since the context is going to change
+ */
+ mono_mb_emit_managed_call (mb, method_needs_context_sink, NULL);
+ pos = mono_mb_emit_short_branch (mb, CEE_BRTRUE_S);
+
+ /* Another case in which the fast path can't be used: when the target domain
+ * has a different image for the same assembly.
+ */
+
+ /* Get the target domain id */
+
+ mono_mb_emit_ldarg (mb, 0);
+ mono_mb_emit_ldflda (mb, MONO_STRUCT_OFFSET (MonoTransparentProxy, rp));
+ mono_mb_emit_byte (mb, CEE_LDIND_REF);
+ mono_mb_emit_byte (mb, CEE_DUP);
+ mono_mb_emit_stloc (mb, loc_real_proxy);
+
+ mono_mb_emit_ldflda (mb, MONO_STRUCT_OFFSET (MonoRealProxy, target_domain_id));
+ mono_mb_emit_byte (mb, CEE_LDIND_I4);
+ mono_mb_emit_stloc (mb, loc_domainid);
+
+ /* Check if the target domain has the same image for the required assembly */
+
+ mono_mb_emit_ldloc (mb, loc_domainid);
+ mono_mb_emit_ptr (mb, method->klass->image);
+ mono_mb_emit_icall (mb, mono_marshal_check_domain_image);
+ pos_dispatch = mono_mb_emit_short_branch (mb, CEE_BRTRUE_S);
+
+ /* Use the whole remoting sink to dispatch this message */
+
+ mono_mb_patch_short_branch (mb, pos);
+
+ mono_mb_emit_ldarg (mb, 0);
+ for (i = 0; i < sig->param_count; i++)
+ mono_mb_emit_ldarg (mb, i + 1);
+
+ mono_mb_emit_managed_call (mb, mono_marshal_get_remoting_invoke (method), NULL);
+ mono_mb_emit_byte (mb, CEE_RET);
+ mono_mb_patch_short_branch (mb, pos_dispatch);
+
+ /* Create the array that will hold the parameters to be serialized */
+
+ if (complex_count > 0) {
+ mono_mb_emit_icon (mb, (ret_marshal_type == MONO_MARSHAL_SERIALIZE && complex_out_count > 0) ? complex_count + 1 : complex_count); /* +1 for the return type */
+ mono_mb_emit_op (mb, CEE_NEWARR, mono_defaults.object_class);
+
+ j = 0;
+ for (i = 0; i < sig->param_count; i++) {
+ MonoClass *pclass;
+ if (marshal_types [i] != MONO_MARSHAL_SERIALIZE) continue;
+ pclass = mono_class_from_mono_type (sig->params[i]);
+ mono_mb_emit_byte (mb, CEE_DUP);
+ mono_mb_emit_icon (mb, j);
+ mono_mb_emit_ldarg (mb, i + 1); /* 0=this */
+ if (sig->params[i]->byref) {
+ if (pclass->valuetype)
+ mono_mb_emit_op (mb, CEE_LDOBJ, pclass);
+ else
+ mono_mb_emit_byte (mb, CEE_LDIND_REF);
+ }
+ if (pclass->valuetype)
+ mono_mb_emit_op (mb, CEE_BOX, pclass);
+ mono_mb_emit_byte (mb, CEE_STELEM_REF);
+ j++;
+ }
+ mono_mb_emit_stloc (mb, loc_array);
+
+ /* Serialize parameters */
+
+ mono_mb_emit_ldloc (mb, loc_array);
+ mono_mb_emit_managed_call (mb, method_rs_serialize, NULL);
+ mono_mb_emit_stloc (mb, loc_serialized_data);
+ } else {
+ mono_mb_emit_byte (mb, CEE_LDNULL);
+ mono_mb_emit_managed_call (mb, method_rs_serialize, NULL);
+ mono_mb_emit_stloc (mb, loc_serialized_data);
+ }
+
+ /* switch domain */
+
+ mono_mb_emit_ldloc (mb, loc_domainid);
+ mono_mb_emit_byte (mb, CEE_LDC_I4_1);
+ mono_marshal_emit_switch_domain (mb);
+ mono_mb_emit_stloc (mb, loc_old_domainid);
+
+ /* Load the arguments */
+
+ mono_mb_emit_ldloc (mb, loc_real_proxy);
+ mono_mb_emit_ldloc_addr (mb, loc_serialized_data);
+ mono_mb_emit_ldloc_addr (mb, loc_serialized_exc);
+
+ copy_locals_base = mb->locals;
+ for (i = 0; i < sig->param_count; i++) {
+ switch (marshal_types [i]) {
+ case MONO_MARSHAL_SERIALIZE:
+ continue;
+ case MONO_MARSHAL_COPY: {
+ mono_mb_emit_ldarg (mb, i+1);
+ if (sig->params [i]->byref) {
+ /* make a local copy of the byref parameter. The real parameter
+ * will be updated after the xdomain call
+ */
+ MonoClass *pclass = mono_class_from_mono_type (sig->params [i]);
+ int copy_local = mono_mb_add_local (mb, &(pclass->byval_arg));
+ mono_mb_emit_byte (mb, CEE_LDIND_REF);
+ mono_mb_emit_stloc (mb, copy_local);
+ mono_mb_emit_ldloc_addr (mb, copy_local);
+ }
+ break;
+ }
+ case MONO_MARSHAL_COPY_OUT:
+ case MONO_MARSHAL_NONE:
+ mono_mb_emit_ldarg (mb, i+1);
+ break;
+ }
+ }
+
+ /* Make the call to the invoke wrapper in the target domain */
+
+ xdomain_method = mono_marshal_get_xappdomain_dispatch (method, marshal_types, complex_count, complex_out_count, ret_marshal_type);
+ mono_marshal_emit_load_domain_method (mb, xdomain_method);
+ mono_mb_emit_calli (mb, mono_method_signature (xdomain_method));
+
+ if (copy_return)
+ mono_mb_emit_stloc (mb, loc_return);
+
+ /* Switch domain */
+
+ mono_mb_emit_ldloc (mb, loc_old_domainid);
+ mono_mb_emit_byte (mb, CEE_LDC_I4_0);
+ mono_marshal_emit_switch_domain (mb);
+ mono_mb_emit_byte (mb, CEE_POP);
+
+ /* Restore thread domain data */
+
+ mono_mb_emit_ldloc (mb, loc_context);
+ mono_mb_emit_icall (mb, mono_context_set);
+
+ /* if (loc_serialized_exc != null) ... */
+
+ mono_mb_emit_ldloc (mb, loc_serialized_exc);
+ pos_noex = mono_mb_emit_short_branch (mb, CEE_BRFALSE_S);
+
+ mono_mb_emit_ldloc (mb, loc_serialized_exc);
+ mono_marshal_emit_xdomain_copy_value (mb, byte_array_class);
+ mono_mb_emit_managed_call (mb, method_rs_deserialize, NULL);
+ mono_mb_emit_op (mb, CEE_CASTCLASS, mono_defaults.exception_class);
+ mono_mb_emit_managed_call (mb, method_exc_fixexc, NULL);
+ mono_mb_emit_byte (mb, CEE_THROW);
+ mono_mb_patch_short_branch (mb, pos_noex);
+
+ /* copy back non-serialized output parameters */
+
+ j = 0;
+ for (i = 0; i < sig->param_count; i++) {
+ if (!sig->params [i]->byref || marshal_types [i] != MONO_MARSHAL_COPY) continue;
+ mono_mb_emit_ldarg (mb, i + 1);
+ mono_mb_emit_ldloc (mb, copy_locals_base + (j++));
+ mono_marshal_emit_xdomain_copy_value (mb, mono_class_from_mono_type (sig->params [i]));
+ mono_mb_emit_byte (mb, CEE_STIND_REF);
+ }
+
+ /* Deserialize out parameters */
+
+ if (complex_out_count > 0) {
+ mono_mb_emit_ldloc (mb, loc_serialized_data);
+ mono_marshal_emit_xdomain_copy_value (mb, byte_array_class);
+ mono_mb_emit_managed_call (mb, method_rs_deserialize, NULL);
+ mono_mb_emit_stloc (mb, loc_array);
+
+ /* Copy back output parameters and return type */
+
+ j = 0;
+ for (i = 0; i < sig->param_count; i++) {
+ if (marshal_types [i] != MONO_MARSHAL_SERIALIZE) continue;
+ if (sig->params[i]->byref) {
+ MonoClass *pclass = mono_class_from_mono_type (sig->params [i]);
+ mono_mb_emit_ldarg (mb, i + 1);
+ mono_mb_emit_ldloc (mb, loc_array);
+ mono_mb_emit_icon (mb, j);
+ mono_mb_emit_byte (mb, CEE_LDELEM_REF);
+ if (pclass->valuetype) {
+ mono_mb_emit_op (mb, CEE_UNBOX, pclass);
+ mono_mb_emit_op (mb, CEE_LDOBJ, pclass);
+ mono_mb_emit_op (mb, CEE_STOBJ, pclass);
+ } else {
+ if (pclass != mono_defaults.object_class)
+ mono_mb_emit_op (mb, CEE_CASTCLASS, pclass);
+ mono_mb_emit_byte (mb, CEE_STIND_REF);
+ }
+ }
+ j++;
+ }
+
+ if (ret_marshal_type == MONO_MARSHAL_SERIALIZE) {
+ mono_mb_emit_ldloc (mb, loc_array);
+ mono_mb_emit_icon (mb, complex_count);
+ mono_mb_emit_byte (mb, CEE_LDELEM_REF);
+ if (ret_class->valuetype) {
+ mono_mb_emit_op (mb, CEE_UNBOX, ret_class);
+ mono_mb_emit_op (mb, CEE_LDOBJ, ret_class);
+ }
+ }
+ } else if (ret_marshal_type == MONO_MARSHAL_SERIALIZE) {
+ mono_mb_emit_ldloc (mb, loc_serialized_data);
+ mono_marshal_emit_xdomain_copy_value (mb, byte_array_class);
+ mono_mb_emit_managed_call (mb, method_rs_deserialize, NULL);
+ if (ret_class->valuetype) {
+ mono_mb_emit_op (mb, CEE_UNBOX, ret_class);
+ mono_mb_emit_op (mb, CEE_LDOBJ, ret_class);
+ } else if (ret_class != mono_defaults.object_class) {
+ mono_mb_emit_op (mb, CEE_CASTCLASS, ret_class);
+ }
+ } else {
+ mono_mb_emit_ldloc (mb, loc_serialized_data);
+ mono_mb_emit_byte (mb, CEE_DUP);
+ pos = mono_mb_emit_short_branch (mb, CEE_BRFALSE_S);
+ mono_marshal_emit_xdomain_copy_value (mb, byte_array_class);
+
+ mono_mb_patch_short_branch (mb, pos);
+ mono_mb_emit_managed_call (mb, method_rs_deserialize, NULL);
+ mono_mb_emit_byte (mb, CEE_POP);
+ }
+
+ if (copy_return) {
+ mono_mb_emit_ldloc (mb, loc_return);
+ if (ret_marshal_type == MONO_MARSHAL_COPY)
+ mono_marshal_emit_xdomain_copy_value (mb, ret_class);
+ }
+
+ mono_mb_emit_byte (mb, CEE_RET);
+#endif /* DISABLE_JIT */
+
+ res = mono_remoting_mb_create_and_cache (method, mb, sig, sig->param_count + 16);
+ mono_mb_free (mb);
+
+ return res;
+}
+
+MonoMethod *
+mono_marshal_get_remoting_invoke_for_target (MonoMethod *method, MonoRemotingTarget target_type)
+{
+ if (target_type == MONO_REMOTING_TARGET_APPDOMAIN) {
+ return mono_marshal_get_xappdomain_invoke (method);
+ } else if (target_type == MONO_REMOTING_TARGET_COMINTEROP) {
+#ifndef DISABLE_COM
+ return mono_cominterop_get_invoke (method);
+#else
+ g_assert_not_reached ();
+#endif
+ } else {
+ return mono_marshal_get_remoting_invoke (method);
+ }
+ /* Not erached */
+ return NULL;
+}
+
+G_GNUC_UNUSED static gpointer
+mono_marshal_load_remoting_wrapper (MonoRealProxy *rp, MonoMethod *method)
+{
+ if (rp->target_domain_id != -1)
+ return mono_compile_method (mono_marshal_get_xappdomain_invoke (method));
+ else
+ return mono_compile_method (mono_marshal_get_remoting_invoke (method));
+}
+
+MonoMethod *
+mono_marshal_get_remoting_invoke_with_check (MonoMethod *method)
+{
+ MonoMethodSignature *sig;
+ MonoMethodBuilder *mb;
+ MonoMethod *res, *native;
+ int i, pos, pos_rem;
+
+ g_assert (method);
+
+ if (method->wrapper_type == MONO_WRAPPER_REMOTING_INVOKE_WITH_CHECK)
+ return method;
+
+ /* we cant remote methods without this pointer */
+ g_assert (mono_method_signature (method)->hasthis);
+
+ if ((res = mono_marshal_remoting_find_in_cache (method, MONO_WRAPPER_REMOTING_INVOKE_WITH_CHECK)))
+ return res;
+
+ sig = mono_signature_no_pinvoke (method);
+
+ mb = mono_mb_new (method->klass, method->name, MONO_WRAPPER_REMOTING_INVOKE_WITH_CHECK);
+
+#ifndef DISABLE_JIT
+ for (i = 0; i <= sig->param_count; i++)
+ mono_mb_emit_ldarg (mb, i);
+
+ mono_mb_emit_ldarg (mb, 0);
+ pos = mono_mb_emit_proxy_check (mb, CEE_BNE_UN);
+
+ if (mono_marshal_supports_fast_xdomain (method)) {
+ mono_mb_emit_ldarg (mb, 0);
+ pos_rem = mono_mb_emit_xdomain_check (mb, CEE_BEQ);
+
+ /* wrapper for cross app domain calls */
+ native = mono_marshal_get_xappdomain_invoke (method);
+ mono_mb_emit_managed_call (mb, native, mono_method_signature (native));
+ mono_mb_emit_byte (mb, CEE_RET);
+
+ mono_mb_patch_branch (mb, pos_rem);
+ }
+ /* wrapper for normal remote calls */
+ native = mono_marshal_get_remoting_invoke (method);
+ mono_mb_emit_managed_call (mb, native, mono_method_signature (native));
+ mono_mb_emit_byte (mb, CEE_RET);
+
+ /* not a proxy */
+ mono_mb_patch_branch (mb, pos);
+ mono_mb_emit_managed_call (mb, method, mono_method_signature (method));
+ mono_mb_emit_byte (mb, CEE_RET);
+#endif
+
+ res = mono_remoting_mb_create_and_cache (method, mb, sig, sig->param_count + 16);
+ mono_mb_free (mb);
+
+ return res;
+}
+
+/*
+ * mono_marshal_get_ldfld_remote_wrapper:
+ * @klass: The return type
+ *
+ * This method generates a wrapper for calling mono_load_remote_field_new.
+ * The return type is ignored for now, as mono_load_remote_field_new () always
+ * returns an object. In the future, to optimize some codepaths, we might
+ * call a different function that takes a pointer to a valuetype, instead.
+ */
+MonoMethod *
+mono_marshal_get_ldfld_remote_wrapper (MonoClass *klass)
+{
+ MonoMethodSignature *sig, *csig;
+ MonoMethodBuilder *mb;
+ MonoMethod *res;
+ static MonoMethod* cached = NULL;
+
+ mono_marshal_lock_internal ();
+ if (cached) {
+ mono_marshal_unlock_internal ();
+ return cached;
+ }
+ mono_marshal_unlock_internal ();
+
+ mb = mono_mb_new_no_dup_name (mono_defaults.object_class, "__mono_load_remote_field_new_wrapper", MONO_WRAPPER_LDFLD_REMOTE);
+
+ mb->method->save_lmf = 1;
+
+ sig = mono_metadata_signature_alloc (mono_defaults.corlib, 3);
+ sig->params [0] = &mono_defaults.object_class->byval_arg;
+ sig->params [1] = &mono_defaults.int_class->byval_arg;
+ sig->params [2] = &mono_defaults.int_class->byval_arg;
+ sig->ret = &mono_defaults.object_class->byval_arg;
+
+#ifndef DISABLE_JIT
+ mono_mb_emit_ldarg (mb, 0);
+ mono_mb_emit_ldarg (mb, 1);
+ mono_mb_emit_ldarg (mb, 2);
+
+ csig = mono_metadata_signature_alloc (mono_defaults.corlib, 3);
+ csig->params [0] = &mono_defaults.object_class->byval_arg;
+ csig->params [1] = &mono_defaults.int_class->byval_arg;
+ csig->params [2] = &mono_defaults.int_class->byval_arg;
+ csig->ret = &mono_defaults.object_class->byval_arg;
+ csig->pinvoke = 1;
+
+ mono_mb_emit_native_call (mb, csig, mono_load_remote_field_new);
+ mono_marshal_emit_thread_interrupt_checkpoint (mb);
+
+ mono_mb_emit_byte (mb, CEE_RET);
+#endif
+
+ mono_marshal_lock_internal ();
+ res = cached;
+ mono_marshal_unlock_internal ();
+ if (!res) {
+ MonoMethod *newm;
+ newm = mono_mb_create (mb, sig, 4, NULL);
+ mono_marshal_lock_internal ();
+ res = cached;
+ if (!res) {
+ res = newm;
+ cached = res;
+ mono_marshal_unlock_internal ();
+ } else {
+ mono_marshal_unlock_internal ();
+ mono_free_method (newm);
+ }
+ }
+ mono_mb_free (mb);
+
+ return res;
+}
+
+/*
+ * mono_marshal_get_ldfld_wrapper:
+ * @type: the type of the field
+ *
+ * This method generates a function which can be use to load a field with type
+ * @type from an object. The generated function has the following signature:
+ * <@type> ldfld_wrapper (MonoObject *this, MonoClass *class, MonoClassField *field, int offset)
+ */
+MonoMethod *
+mono_marshal_get_ldfld_wrapper (MonoType *type)
+{
+ MonoMethodSignature *sig;
+ MonoMethodBuilder *mb;
+ MonoMethod *res;
+ MonoClass *klass;
+ GHashTable *cache;
+ WrapperInfo *info;
+ char *name;
+ int t, pos0, pos1 = 0;
+
+ type = mono_type_get_underlying_type (type);
+
+ t = type->type;
+
+ if (!type->byref) {
+ if (type->type == MONO_TYPE_SZARRAY) {
+ klass = mono_defaults.array_class;
+ } else if (type->type == MONO_TYPE_VALUETYPE) {
+ klass = type->data.klass;
+ } else if (t == MONO_TYPE_OBJECT || t == MONO_TYPE_CLASS || t == MONO_TYPE_STRING) {
+ klass = mono_defaults.object_class;
+ } else if (t == MONO_TYPE_PTR || t == MONO_TYPE_FNPTR) {
+ klass = mono_defaults.int_class;
+ } else if (t == MONO_TYPE_GENERICINST) {
+ if (mono_type_generic_inst_is_valuetype (type))
+ klass = mono_class_from_mono_type (type);
+ else
+ klass = mono_defaults.object_class;
+ } else {
+ klass = mono_class_from_mono_type (type);
+ }
+ } else {
+ klass = mono_defaults.int_class;
+ }
+
+ cache = get_cache (&klass->image->ldfld_wrapper_cache, mono_aligned_addr_hash, NULL);
+ if ((res = mono_marshal_find_in_cache (cache, klass)))
+ return res;
+
+ /* we add the %p pointer value of klass because class names are not unique */
+ name = g_strdup_printf ("__ldfld_wrapper_%p_%s.%s", klass, klass->name_space, klass->name);
+ mb = mono_mb_new (mono_defaults.object_class, name, MONO_WRAPPER_LDFLD);
+ g_free (name);
+
+ sig = mono_metadata_signature_alloc (mono_defaults.corlib, 4);
+ sig->params [0] = &mono_defaults.object_class->byval_arg;
+ sig->params [1] = &mono_defaults.int_class->byval_arg;
+ sig->params [2] = &mono_defaults.int_class->byval_arg;
+ sig->params [3] = &mono_defaults.int_class->byval_arg;
+ sig->ret = &klass->byval_arg;
+
+#ifndef DISABLE_JIT
+ mono_mb_emit_ldarg (mb, 0);
+ pos0 = mono_mb_emit_proxy_check (mb, CEE_BNE_UN);
+
+ mono_mb_emit_ldarg (mb, 0);
+ mono_mb_emit_ldarg (mb, 1);
+ mono_mb_emit_ldarg (mb, 2);
+
+ mono_mb_emit_managed_call (mb, mono_marshal_get_ldfld_remote_wrapper (klass), NULL);
+
+ /*
+ csig = mono_metadata_signature_alloc (mono_defaults.corlib, 3);
+ csig->params [0] = &mono_defaults.object_class->byval_arg;
+ csig->params [1] = &mono_defaults.int_class->byval_arg;
+ csig->params [2] = &mono_defaults.int_class->byval_arg;
+ csig->ret = &klass->this_arg;
+ csig->pinvoke = 1;
+
+ mono_mb_emit_native_call (mb, csig, mono_load_remote_field_new);
+ mono_marshal_emit_thread_interrupt_checkpoint (mb);
+ */
+
+ if (klass->valuetype) {
+ mono_mb_emit_op (mb, CEE_UNBOX, klass);
+ pos1 = mono_mb_emit_branch (mb, CEE_BR);
+ } else {
+ mono_mb_emit_byte (mb, CEE_RET);
+ }
+
+ mono_mb_patch_branch (mb, pos0);
+
+ mono_mb_emit_ldarg (mb, 0);
+ mono_mb_emit_byte (mb, MONO_CUSTOM_PREFIX);
+ mono_mb_emit_byte (mb, CEE_MONO_OBJADDR);
+ mono_mb_emit_ldarg (mb, 3);
+ mono_mb_emit_byte (mb, CEE_ADD);
+
+ if (klass->valuetype)
+ mono_mb_patch_branch (mb, pos1);
+
+ switch (t) {
+ case MONO_TYPE_I1:
+ case MONO_TYPE_U1:
+ case MONO_TYPE_BOOLEAN:
+ case MONO_TYPE_CHAR:
+ case MONO_TYPE_I2:
+ case MONO_TYPE_U2:
+ case MONO_TYPE_I4:
+ case MONO_TYPE_U4:
+ case MONO_TYPE_I8:
+ case MONO_TYPE_U8:
+ case MONO_TYPE_R4:
+ case MONO_TYPE_R8:
+ case MONO_TYPE_ARRAY:
+ case MONO_TYPE_SZARRAY:
+ case MONO_TYPE_OBJECT:
+ case MONO_TYPE_CLASS:
+ case MONO_TYPE_STRING:
+ case MONO_TYPE_I:
+ case MONO_TYPE_U:
+ case MONO_TYPE_PTR:
+ case MONO_TYPE_FNPTR:
+ mono_mb_emit_byte (mb, mono_type_to_ldind (type));
+ break;
+ case MONO_TYPE_VALUETYPE:
+ g_assert (!klass->enumtype);
+ mono_mb_emit_op (mb, CEE_LDOBJ, klass);
+ break;
+ case MONO_TYPE_GENERICINST:
+ if (mono_type_generic_inst_is_valuetype (type)) {
+ mono_mb_emit_op (mb, CEE_LDOBJ, klass);
+ } else {
+ mono_mb_emit_byte (mb, CEE_LDIND_REF);
+ }
+ break;
+ case MONO_TYPE_VAR:
+ case MONO_TYPE_MVAR:
+ mono_mb_emit_op (mb, CEE_LDOBJ, klass);
+ break;
+ default:
+ g_warning ("type %x not implemented", type->type);
+ g_assert_not_reached ();
+ }
+
+ mono_mb_emit_byte (mb, CEE_RET);
+#endif /* DISABLE_JIT */
+
+ info = mono_wrapper_info_create (mb, WRAPPER_SUBTYPE_NONE);
+ info->d.proxy.klass = klass;
+ res = mono_mb_create_and_cache_full (cache, klass,
+ mb, sig, sig->param_count + 16, info, NULL);
+ mono_mb_free (mb);
+
+ return res;
+}
+
+/*
+ * mono_marshal_get_ldflda_wrapper:
+ * @type: the type of the field
+ *
+ * This method generates a function which can be used to load a field address
+ * from an object. The generated function has the following signature:
+ * gpointer ldflda_wrapper (MonoObject *this, MonoClass *class, MonoClassField *field, int offset);
+ */
+MonoMethod *
+mono_marshal_get_ldflda_wrapper (MonoType *type)
+{
+ MonoMethodSignature *sig;
+ MonoMethodBuilder *mb;
+ MonoMethod *res;
+ MonoClass *klass;
+ GHashTable *cache;
+ WrapperInfo *info;
+ char *name;
+ int t, pos0, pos1, pos2, pos3;
+
+ type = mono_type_get_underlying_type (type);
+ t = type->type;
+
+ if (!type->byref) {
+ if (type->type == MONO_TYPE_SZARRAY) {
+ klass = mono_defaults.array_class;
+ } else if (type->type == MONO_TYPE_VALUETYPE) {
+ klass = type->data.klass;
+ } else if (t == MONO_TYPE_OBJECT || t == MONO_TYPE_CLASS || t == MONO_TYPE_STRING ||
+ t == MONO_TYPE_CLASS) {
+ klass = mono_defaults.object_class;
+ } else if (t == MONO_TYPE_PTR || t == MONO_TYPE_FNPTR) {
+ klass = mono_defaults.int_class;
+ } else if (t == MONO_TYPE_GENERICINST) {
+ if (mono_type_generic_inst_is_valuetype (type))
+ klass = mono_class_from_mono_type (type);
+ else
+ klass = mono_defaults.object_class;
+ } else {
+ klass = mono_class_from_mono_type (type);
+ }
+ } else {
+ klass = mono_defaults.int_class;
+ }
+
+ cache = get_cache (&klass->image->ldflda_wrapper_cache, mono_aligned_addr_hash, NULL);
+ if ((res = mono_marshal_find_in_cache (cache, klass)))
+ return res;
+
+ /* we add the %p pointer value of klass because class names are not unique */
+ name = g_strdup_printf ("__ldflda_wrapper_%p_%s.%s", klass, klass->name_space, klass->name);
+ mb = mono_mb_new (mono_defaults.object_class, name, MONO_WRAPPER_LDFLDA);
+ g_free (name);
+
+ sig = mono_metadata_signature_alloc (mono_defaults.corlib, 4);
+ sig->params [0] = &mono_defaults.object_class->byval_arg;
+ sig->params [1] = &mono_defaults.int_class->byval_arg;
+ sig->params [2] = &mono_defaults.int_class->byval_arg;
+ sig->params [3] = &mono_defaults.int_class->byval_arg;
+ sig->ret = &mono_defaults.int_class->byval_arg;
+
+#ifndef DISABLE_JIT
+ /* if typeof (this) != transparent_proxy goto pos0 */
+ mono_mb_emit_ldarg (mb, 0);
+ pos0 = mono_mb_emit_proxy_check (mb, CEE_BNE_UN);
+
+ /* if same_appdomain goto pos1 */
+ mono_mb_emit_ldarg (mb, 0);
+ pos1 = mono_mb_emit_xdomain_check (mb, CEE_BEQ);
+
+ mono_mb_emit_exception_full (mb, "System", "InvalidOperationException", "Attempt to load field address from object in another appdomain.");
+
+ /* same app domain */
+ mono_mb_patch_branch (mb, pos1);
+
+ /* if typeof (this) != contextbound goto pos2 */
+ mono_mb_emit_ldarg (mb, 0);
+ pos2 = mono_mb_emit_contextbound_check (mb, CEE_BEQ);
+
+ /* if this->rp->context == mono_context_get goto pos3 */
+ mono_mb_emit_ldarg (mb, 0);
+ mono_mb_emit_ldflda (mb, MONO_STRUCT_OFFSET (MonoTransparentProxy, rp));
+ mono_mb_emit_byte (mb, CEE_LDIND_REF);
+ mono_mb_emit_ldflda (mb, MONO_STRUCT_OFFSET (MonoRealProxy, context));
+ mono_mb_emit_byte (mb, CEE_LDIND_REF);
+ mono_mb_emit_icall (mb, mono_context_get);
+ pos3 = mono_mb_emit_branch (mb, CEE_BEQ);
+
+ mono_mb_emit_exception_full (mb, "System", "InvalidOperationException", "Attempt to load field address from object in another context.");
+
+ mono_mb_patch_branch (mb, pos2);
+ mono_mb_patch_branch (mb, pos3);
+
+ /* return the address of the field from this->rp->unwrapped_server */
+ mono_mb_emit_ldarg (mb, 0);
+ mono_mb_emit_ldflda (mb, MONO_STRUCT_OFFSET (MonoTransparentProxy, rp));
+ mono_mb_emit_byte (mb, CEE_LDIND_REF);
+ mono_mb_emit_ldflda (mb, MONO_STRUCT_OFFSET (MonoRealProxy, unwrapped_server));
+ mono_mb_emit_byte (mb, CEE_LDIND_REF);
+ mono_mb_emit_byte (mb, MONO_CUSTOM_PREFIX);
+ mono_mb_emit_byte (mb, CEE_MONO_OBJADDR);
+ mono_mb_emit_ldarg (mb, 3);
+ mono_mb_emit_byte (mb, CEE_ADD);
+ mono_mb_emit_byte (mb, CEE_RET);
+
+ /* not a proxy: return the address of the field directly */
+ mono_mb_patch_branch (mb, pos0);
+
+ mono_mb_emit_ldarg (mb, 0);
+ mono_mb_emit_byte (mb, MONO_CUSTOM_PREFIX);
+ mono_mb_emit_byte (mb, CEE_MONO_OBJADDR);
+ mono_mb_emit_ldarg (mb, 3);
+ mono_mb_emit_byte (mb, CEE_ADD);
+
+ mono_mb_emit_byte (mb, CEE_RET);
+#endif
+
+ info = mono_wrapper_info_create (mb, WRAPPER_SUBTYPE_NONE);
+ info->d.proxy.klass = klass;
+ res = mono_mb_create_and_cache_full (cache, klass,
+ mb, sig, sig->param_count + 16,
+ info, NULL);
+ mono_mb_free (mb);
+
+ return res;
+}
+
+/*
+ * mono_marshal_get_stfld_remote_wrapper:
+ * klass: The type of the field
+ *
+ * This function generates a wrapper for calling mono_store_remote_field_new
+ * with the appropriate signature.
+ * Similarly to mono_marshal_get_ldfld_remote_wrapper () this doesn't depend on the
+ * klass argument anymore.
+ */
+MonoMethod *
+mono_marshal_get_stfld_remote_wrapper (MonoClass *klass)
+{
+ MonoMethodSignature *sig, *csig;
+ MonoMethodBuilder *mb;
+ MonoMethod *res;
+ static MonoMethod *cached = NULL;
+
+ mono_marshal_lock_internal ();
+ if (cached) {
+ mono_marshal_unlock_internal ();
+ return cached;
+ }
+ mono_marshal_unlock_internal ();
+
+ mb = mono_mb_new_no_dup_name (mono_defaults.object_class, "__mono_store_remote_field_new_wrapper", MONO_WRAPPER_STFLD_REMOTE);
+
+ mb->method->save_lmf = 1;
+
+ sig = mono_metadata_signature_alloc (mono_defaults.corlib, 4);
+ sig->params [0] = &mono_defaults.object_class->byval_arg;
+ sig->params [1] = &mono_defaults.int_class->byval_arg;
+ sig->params [2] = &mono_defaults.int_class->byval_arg;
+ sig->params [3] = &mono_defaults.object_class->byval_arg;
+ sig->ret = &mono_defaults.void_class->byval_arg;
+
+#ifndef DISABLE_JIT
+ mono_mb_emit_ldarg (mb, 0);
+ mono_mb_emit_ldarg (mb, 1);
+ mono_mb_emit_ldarg (mb, 2);
+ mono_mb_emit_ldarg (mb, 3);
+
+ csig = mono_metadata_signature_alloc (mono_defaults.corlib, 4);
+ csig->params [0] = &mono_defaults.object_class->byval_arg;
+ csig->params [1] = &mono_defaults.int_class->byval_arg;
+ csig->params [2] = &mono_defaults.int_class->byval_arg;
+ csig->params [3] = &mono_defaults.object_class->byval_arg;
+ csig->ret = &mono_defaults.void_class->byval_arg;
+ csig->pinvoke = 1;
+
+ mono_mb_emit_native_call (mb, csig, mono_store_remote_field_new);
+ mono_marshal_emit_thread_interrupt_checkpoint (mb);
+
+ mono_mb_emit_byte (mb, CEE_RET);
+#endif
+
+ mono_marshal_lock_internal ();
+ res = cached;
+ mono_marshal_unlock_internal ();
+ if (!res) {
+ MonoMethod *newm;
+ newm = mono_mb_create (mb, sig, 6, NULL);
+ mono_marshal_lock_internal ();
+ res = cached;
+ if (!res) {
+ res = newm;
+ cached = res;
+ mono_marshal_unlock_internal ();
+ } else {
+ mono_marshal_unlock_internal ();
+ mono_free_method (newm);
+ }
+ }
+ mono_mb_free (mb);
+
+ return res;
+}
+
+/*
+ * mono_marshal_get_stfld_wrapper:
+ * @type: the type of the field
+ *
+ * This method generates a function which can be use to store a field with type
+ * @type. The generated function has the following signature:
+ * void stfld_wrapper (MonoObject *this, MonoClass *class, MonoClassField *field, int offset, <@type> val)
+ */
+MonoMethod *
+mono_marshal_get_stfld_wrapper (MonoType *type)
+{
+ MonoMethodSignature *sig;
+ MonoMethodBuilder *mb;
+ MonoMethod *res;
+ MonoClass *klass;
+ GHashTable *cache;
+ WrapperInfo *info;
+ char *name;
+ int t, pos;
+
+ type = mono_type_get_underlying_type (type);
+ t = type->type;
+
+ if (!type->byref) {
+ if (type->type == MONO_TYPE_SZARRAY) {
+ klass = mono_defaults.array_class;
+ } else if (type->type == MONO_TYPE_VALUETYPE) {
+ klass = type->data.klass;
+ } else if (t == MONO_TYPE_OBJECT || t == MONO_TYPE_CLASS || t == MONO_TYPE_STRING) {
+ klass = mono_defaults.object_class;
+ } else if (t == MONO_TYPE_PTR || t == MONO_TYPE_FNPTR) {
+ klass = mono_defaults.int_class;
+ } else if (t == MONO_TYPE_GENERICINST) {
+ if (mono_type_generic_inst_is_valuetype (type))
+ klass = mono_class_from_mono_type (type);
+ else
+ klass = mono_defaults.object_class;
+ } else {
+ klass = mono_class_from_mono_type (type);
+ }
+ } else {
+ klass = mono_defaults.int_class;
+ }
+
+ cache = get_cache (&klass->image->stfld_wrapper_cache, mono_aligned_addr_hash, NULL);
+ if ((res = mono_marshal_find_in_cache (cache, klass)))
+ return res;
+
+ /* we add the %p pointer value of klass because class names are not unique */
+ name = g_strdup_printf ("__stfld_wrapper_%p_%s.%s", klass, klass->name_space, klass->name);
+ mb = mono_mb_new (mono_defaults.object_class, name, MONO_WRAPPER_STFLD);
+ g_free (name);
+
+ sig = mono_metadata_signature_alloc (mono_defaults.corlib, 5);
+ sig->params [0] = &mono_defaults.object_class->byval_arg;
+ sig->params [1] = &mono_defaults.int_class->byval_arg;
+ sig->params [2] = &mono_defaults.int_class->byval_arg;
+ sig->params [3] = &mono_defaults.int_class->byval_arg;
+ sig->params [4] = &klass->byval_arg;
+ sig->ret = &mono_defaults.void_class->byval_arg;
+
+#ifndef DISABLE_JIT
+ mono_mb_emit_ldarg (mb, 0);
+ pos = mono_mb_emit_proxy_check (mb, CEE_BNE_UN);
+
+ mono_mb_emit_ldarg (mb, 0);
+ mono_mb_emit_ldarg (mb, 1);
+ mono_mb_emit_ldarg (mb, 2);
+ mono_mb_emit_ldarg (mb, 4);
+ if (klass->valuetype)
+ mono_mb_emit_op (mb, CEE_BOX, klass);
+
+ mono_mb_emit_managed_call (mb, mono_marshal_get_stfld_remote_wrapper (klass), NULL);
+
+ mono_mb_emit_byte (mb, CEE_RET);
+
+ mono_mb_patch_branch (mb, pos);
+
+ mono_mb_emit_ldarg (mb, 0);
+ mono_mb_emit_byte (mb, MONO_CUSTOM_PREFIX);
+ mono_mb_emit_byte (mb, CEE_MONO_OBJADDR);
+ mono_mb_emit_ldarg (mb, 3);
+ mono_mb_emit_byte (mb, CEE_ADD);
+ mono_mb_emit_ldarg (mb, 4);
+
+ switch (t) {
+ case MONO_TYPE_I1:
+ case MONO_TYPE_U1:
+ case MONO_TYPE_BOOLEAN:
+ case MONO_TYPE_CHAR:
+ case MONO_TYPE_I2:
+ case MONO_TYPE_U2:
+ case MONO_TYPE_I4:
+ case MONO_TYPE_U4:
+ case MONO_TYPE_I8:
+ case MONO_TYPE_U8:
+ case MONO_TYPE_R4:
+ case MONO_TYPE_R8:
+ case MONO_TYPE_ARRAY:
+ case MONO_TYPE_SZARRAY:
+ case MONO_TYPE_OBJECT:
+ case MONO_TYPE_CLASS:
+ case MONO_TYPE_STRING:
+ case MONO_TYPE_I:
+ case MONO_TYPE_U:
+ case MONO_TYPE_PTR:
+ case MONO_TYPE_FNPTR:
+ mono_mb_emit_byte (mb, mono_type_to_stind (type));
+ break;
+ case MONO_TYPE_VALUETYPE:
+ g_assert (!klass->enumtype);
+ mono_mb_emit_op (mb, CEE_STOBJ, klass);
+ break;
+ case MONO_TYPE_GENERICINST:
+ case MONO_TYPE_VAR:
+ case MONO_TYPE_MVAR:
+ mono_mb_emit_op (mb, CEE_STOBJ, klass);
+ break;
+ default:
+ g_warning ("type %x not implemented", type->type);
+ g_assert_not_reached ();
+ }
+
+ mono_mb_emit_byte (mb, CEE_RET);
+#endif
+
+ info = mono_wrapper_info_create (mb, WRAPPER_SUBTYPE_NONE);
+ info->d.proxy.klass = klass;
+ res = mono_mb_create_and_cache_full (cache, klass,
+ mb, sig, sig->param_count + 16,
+ info, NULL);
+ mono_mb_free (mb);
+
+ return res;
+}
+
+MonoMethod *
+mono_marshal_get_proxy_cancast (MonoClass *klass)
+{
+ static MonoMethodSignature *isint_sig = NULL;
+ GHashTable *cache;
+ MonoMethod *res;
+ WrapperInfo *info;
+ int pos_failed, pos_end;
+ char *name, *klass_name;
+ MonoMethod *can_cast_to;
+ MonoMethodDesc *desc;
+ MonoMethodBuilder *mb;
+
+ cache = get_cache (&klass->image->proxy_isinst_cache, mono_aligned_addr_hash, NULL);
+ if ((res = mono_marshal_find_in_cache (cache, klass)))
+ return res;
+
+ if (!isint_sig) {
+ isint_sig = mono_metadata_signature_alloc (mono_defaults.corlib, 1);
+ isint_sig->params [0] = &mono_defaults.object_class->byval_arg;
+ isint_sig->ret = &mono_defaults.object_class->byval_arg;
+ isint_sig->pinvoke = 0;
+ }
+
+ klass_name = mono_type_full_name (&klass->byval_arg);
+ name = g_strdup_printf ("__proxy_isinst_wrapper_%s", klass_name);
+ mb = mono_mb_new (mono_defaults.object_class, name, MONO_WRAPPER_PROXY_ISINST);
+ g_free (klass_name);
+ g_free (name);
+
+ mb->method->save_lmf = 1;
+
+#ifndef DISABLE_JIT
+ /* get the real proxy from the transparent proxy*/
+ mono_mb_emit_ldarg (mb, 0);
+ mono_mb_emit_ldflda (mb, MONO_STRUCT_OFFSET (MonoTransparentProxy, rp));
+ mono_mb_emit_byte (mb, CEE_LDIND_REF);
+
+ /* get the reflection type from the type handle */
+ mono_mb_emit_ptr (mb, &klass->byval_arg);
+ mono_mb_emit_icall (mb, type_from_handle);
+
+ mono_mb_emit_ldarg (mb, 0);
+
+ /* make the call to CanCastTo (type, ob) */
+ desc = mono_method_desc_new ("IRemotingTypeInfo:CanCastTo", FALSE);
+ can_cast_to = mono_method_desc_search_in_class (desc, mono_defaults.iremotingtypeinfo_class);
+ g_assert (can_cast_to);
+ mono_method_desc_free (desc);
+ mono_mb_emit_op (mb, CEE_CALLVIRT, can_cast_to);
+
+ pos_failed = mono_mb_emit_branch (mb, CEE_BRFALSE);
+
+ /* Upgrade the proxy vtable by calling: mono_upgrade_remote_class_wrapper (type, ob)*/
+ mono_mb_emit_ptr (mb, &klass->byval_arg);
+ mono_mb_emit_icall (mb, type_from_handle);
+ mono_mb_emit_ldarg (mb, 0);
+
+ mono_mb_emit_icall (mb, mono_upgrade_remote_class_wrapper);
+ mono_marshal_emit_thread_interrupt_checkpoint (mb);
+
+ mono_mb_emit_ldarg (mb, 0);
+ pos_end = mono_mb_emit_branch (mb, CEE_BR);
+
+ /* fail */
+
+ mono_mb_patch_branch (mb, pos_failed);
+ mono_mb_emit_byte (mb, CEE_LDNULL);
+
+ /* the end */
+
+ mono_mb_patch_branch (mb, pos_end);
+ mono_mb_emit_byte (mb, CEE_RET);
+#endif
+
+ info = mono_wrapper_info_create (mb, WRAPPER_SUBTYPE_NONE);
+ info->d.proxy.klass = klass;
+ res = mono_mb_create_and_cache_full (cache, klass, mb, isint_sig, isint_sig->param_count + 16, info, NULL);
+ mono_mb_free (mb);
+
+ return res;
+}
+
+void
+mono_upgrade_remote_class_wrapper (MonoReflectionType *rtype, MonoTransparentProxy *tproxy)
+{
+ MonoClass *klass;
+ MonoDomain *domain = ((MonoObject*)tproxy)->vtable->domain;
+ klass = mono_class_from_mono_type (rtype->type);
+ mono_upgrade_remote_class (domain, (MonoObject*)tproxy, klass);
+}
+
+#endif /* DISABLE_REMOTING */
projects / mono.git / commitdiff