gc: show default GC on warnings

[nit.git] / c_src / abstractmetamodel._sep.c

diff --git a/c_src/abstractmetamodel._sep.c b/c_src/abstractmetamodel._sep.c
index 0422f8a..5b31945 100644 (file)
--- a/c_src/abstractmetamodel._sep.c
+++ b/c_src/abstractmetamodel._sep.c
@@ -1,2264 +1,3522 @@
 /* This C file is generated by NIT to compile module abstractmetamodel. */
 #include "abstractmetamodel._sep.h"
-void abstractmetamodel___MMContext___init(val_t  self, int* init_table) {
-  struct trace_t trace = {NULL, NULL, 26, LOCATE_abstractmetamodel___MMContext___init};
-  val_t variable[2];
-  struct WBT_ **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_abstractmetamodel;
-  /* Register variable[0]: Local variable */
-  variable[0] =  self;
-  if (init_table[VAL2OBJ(variable[0])->vft[INIT_TABLE_POS_MMContext].i]) return;
-  /* Register variable[1]: Method return value and escape marker */
-  return_label0: while(false);
-  init_table[VAL2OBJ(variable[0])->vft[INIT_TABLE_POS_MMContext].i] = 1;
-  tracehead = trace.prev;
+void abstractmetamodel___MMContext___init(val_t p0, int* init_table){
+  int itpos0 = VAL2OBJ(p0)->vft[INIT_TABLE_POS_MMContext].i;
+  struct {struct stack_frame_t me;} fra;
+  val_t tmp;
+  if (init_table[itpos0]) return;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_abstractmetamodel;
+  fra.me.line = 27;
+  fra.me.meth = LOCATE_abstractmetamodel___MMContext___init;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 1;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  /* ./metamodel//abstractmetamodel.nit:27 */
+  stack_frame_head = fra.me.prev;
+  init_table[itpos0] = 1;
   return;
 }
-val_t abstractmetamodel___MMContext___module_hierarchy(val_t  self) {
-  struct trace_t trace = {NULL, NULL, 28, LOCATE_abstractmetamodel___MMContext___module_hierarchy};
-  val_t *variable = NULL;
-  struct WBT_ **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_abstractmetamodel;
-  tracehead = trace.prev;
-  return ATTR_abstractmetamodel___MMContext____module_hierarchy( self) /*MMContext::_module_hierarchy*/;
-}
-val_t abstractmetamodel___MMContext___class_hierarchy(val_t  self) {
-  struct trace_t trace = {NULL, NULL, 31, LOCATE_abstractmetamodel___MMContext___class_hierarchy};
-  val_t *variable = NULL;
-  struct WBT_ **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_abstractmetamodel;
-  tracehead = trace.prev;
-  return ATTR_abstractmetamodel___MMContext____class_hierarchy( self) /*MMContext::_class_hierarchy*/;
-}
-val_t abstractmetamodel___MMContext___modules(val_t  self) {
-  struct trace_t trace = {NULL, NULL, 38, LOCATE_abstractmetamodel___MMContext___modules};
-  val_t *variable = NULL;
-  struct WBT_ **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_abstractmetamodel;
-  tracehead = trace.prev;
-  return ATTR_abstractmetamodel___MMContext____modules( self) /*MMContext::_modules*/;
-}
-void abstractmetamodel___MMContext___add_module(val_t  self, val_t  param0, val_t  param1) {
-  struct trace_t trace = {NULL, NULL, 41, LOCATE_abstractmetamodel___MMContext___add_module};
-  val_t variable[6];
-  struct WBT_ **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_abstractmetamodel;
-  /* Register variable[0]: Local variable */
-  variable[0] =  self;
-  /* Register variable[1]: Local variable */
-  variable[1] =  param0;
-  /* Register variable[2]: Local variable */
-  variable[2] =  param1;
-  /* Register variable[3]: Method return value and escape marker */
-  /* Register variable[4]: Result */
-  variable[4] = TAG_Bool(!UNTAG_Bool(TAG_Bool(( variable[2] /*supers*/ ==  NIT_NULL /*null*/) || (( variable[2] /*supers*/ != NIT_NULL) && ((CALL_kernel___Object_____eqeq( variable[2] /*supers*/)==kernel___Object_____eqeq)?(IS_EQUAL_NN( variable[2] /*supers*/, NIT_NULL /*null*/)):(UNTAG_Bool(CALL_kernel___Object_____eqeq( variable[2] /*supers*/)( variable[2] /*supers*/,  NIT_NULL /*null*/) /*Object::==*/)))))));
-  if (!UNTAG_Bool(variable[4])) { fprintf(stderr, "Assert%s failed", ""); fprintf(stderr, " in %s (%s:%d)\n", LOCATE_abstractmetamodel___MMContext___add_module, LOCATE_abstractmetamodel, 44); nit_exit(1);}
-  /* Register variable[4]: Result */
-  variable[4] = ATTR_abstractmetamodel___MMContext____module_hierarchy(variable[0]) /*MMContext::_module_hierarchy*/;
-  /* Register variable[5]: Result */
-  variable[5] = ATTR_abstractmetamodel___MMContext____module_hierarchy(variable[0]) /*MMContext::_module_hierarchy*/;
-  /* Register variable[5]: Result */
-  variable[5] = CALL_partial_order___PartialOrder___select_smallests(variable[5])(variable[5],  variable[2] /*supers*/) /*PartialOrder::select_smallests*/;
-  CALL_partial_order___PartialOrder___add(variable[4])(variable[4],  variable[1] /*module*/, variable[5]) /*PartialOrder::add*/;
-  /* Register variable[4]: Result */
-  variable[4] = CALL_abstractmetamodel___MMModule___name( variable[1] /*module*/)( variable[1] /*module*/) /*MMModule::name*/;
-  /* Register variable[4]: Result */
-  variable[4] = TAG_Bool(!UNTAG_Bool(TAG_Bool((variable[4] ==  NIT_NULL /*null*/) || ((variable[4] != NIT_NULL) && ((CALL_kernel___Object_____eqeq(variable[4])==kernel___Object_____eqeq)?(IS_EQUAL_NN(variable[4], NIT_NULL /*null*/)):(UNTAG_Bool(CALL_kernel___Object_____eqeq(variable[4])(variable[4],  NIT_NULL /*null*/) /*Object::==*/)))))));
-  if (!UNTAG_Bool(variable[4])) { fprintf(stderr, "Assert%s failed", ""); fprintf(stderr, " in %s (%s:%d)\n", LOCATE_abstractmetamodel___MMContext___add_module, LOCATE_abstractmetamodel, 46); nit_exit(1);}
-  /* Register variable[4]: Result */
-  variable[4] = ATTR_abstractmetamodel___MMContext____modules(variable[0]) /*MMContext::_modules*/;
-  CALL_abstract_collection___SimpleCollection___add(variable[4])(variable[4],  variable[1] /*module*/) /*AbstractArray::add*/;
-  /* Register variable[4]: Result */
-  variable[4] = ATTR_abstractmetamodel___MMContext____module_hierarchy(variable[0]) /*MMContext::_module_hierarchy*/;
-  /* Register variable[4]: Result */
-  variable[4] = CALL_partial_order___PartialOrder_____bra(variable[4])(variable[4],  variable[1] /*module*/) /*PartialOrder::[]*/;
-  ATTR_abstractmetamodel___MMModule____mhe( variable[1] /*module*/) /*MMModule::_mhe*/ = variable[4];
-  return_label1: while(false);
-  tracehead = trace.prev;
+val_t abstractmetamodel___MMContext___module_hierarchy(val_t p0){
+  struct {struct stack_frame_t me;} fra;
+  val_t REGB0;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_abstractmetamodel;
+  fra.me.line = 29;
+  fra.me.meth = LOCATE_abstractmetamodel___MMContext___module_hierarchy;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 1;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  REGB0 = TAG_Bool(ATTR_abstractmetamodel___MMContext____module_hierarchy(fra.me.REG[0])!=NIT_NULL);
+  /* ./metamodel//abstractmetamodel.nit:29 */
+  if (UNTAG_Bool(REGB0)) {
+  } else {
+    fprintf(stderr, "Uninitialized attribute %s", "_module_hierarchy");
+    fprintf(stderr, " (%s:%d)\n", LOCATE_abstractmetamodel, 29);
+    nit_exit(1);
+  }
+  fra.me.REG[0] = ATTR_abstractmetamodel___MMContext____module_hierarchy(fra.me.REG[0]);
+  stack_frame_head = fra.me.prev;
+  return fra.me.REG[0];
+}
+val_t abstractmetamodel___MMContext___class_hierarchy(val_t p0){
+  struct {struct stack_frame_t me;} fra;
+  val_t REGB0;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_abstractmetamodel;
+  fra.me.line = 32;
+  fra.me.meth = LOCATE_abstractmetamodel___MMContext___class_hierarchy;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 1;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  REGB0 = TAG_Bool(ATTR_abstractmetamodel___MMContext____class_hierarchy(fra.me.REG[0])!=NIT_NULL);
+  /* ./metamodel//abstractmetamodel.nit:32 */
+  if (UNTAG_Bool(REGB0)) {
+  } else {
+    fprintf(stderr, "Uninitialized attribute %s", "_class_hierarchy");
+    fprintf(stderr, " (%s:%d)\n", LOCATE_abstractmetamodel, 32);
+    nit_exit(1);
+  }
+  fra.me.REG[0] = ATTR_abstractmetamodel___MMContext____class_hierarchy(fra.me.REG[0]);
+  stack_frame_head = fra.me.prev;
+  return fra.me.REG[0];
+}
+val_t abstractmetamodel___MMContext___modules(val_t p0){
+  struct {struct stack_frame_t me;} fra;
+  val_t REGB0;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_abstractmetamodel;
+  fra.me.line = 39;
+  fra.me.meth = LOCATE_abstractmetamodel___MMContext___modules;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 1;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  REGB0 = TAG_Bool(ATTR_abstractmetamodel___MMContext____modules(fra.me.REG[0])!=NIT_NULL);
+  /* ./metamodel//abstractmetamodel.nit:39 */
+  if (UNTAG_Bool(REGB0)) {
+  } else {
+    fprintf(stderr, "Uninitialized attribute %s", "_modules");
+    fprintf(stderr, " (%s:%d)\n", LOCATE_abstractmetamodel, 39);
+    nit_exit(1);
+  }
+  fra.me.REG[0] = ATTR_abstractmetamodel___MMContext____modules(fra.me.REG[0]);
+  stack_frame_head = fra.me.prev;
+  return fra.me.REG[0];
+}
+void abstractmetamodel___MMContext___add_module(val_t p0, val_t p1, val_t p2){
+  struct {struct stack_frame_t me; val_t MORE_REG[4];} fra;
+  val_t REGB0;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_abstractmetamodel;
+  fra.me.line = 42;
+  fra.me.meth = LOCATE_abstractmetamodel___MMContext___add_module;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 5;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[1] = NIT_NULL;
+  fra.me.REG[2] = NIT_NULL;
+  fra.me.REG[3] = NIT_NULL;
+  fra.me.REG[4] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  fra.me.REG[1] = p1;
+  fra.me.REG[2] = p2;
+  REGB0 = TAG_Bool(ATTR_abstractmetamodel___MMContext____module_hierarchy(fra.me.REG[0])!=NIT_NULL);
+  /* ./metamodel//abstractmetamodel.nit:45 */
+  if (UNTAG_Bool(REGB0)) {
+  } else {
+    fprintf(stderr, "Uninitialized attribute %s", "_module_hierarchy");
+    fprintf(stderr, " (%s:%d)\n", LOCATE_abstractmetamodel, 45);
+    nit_exit(1);
+  }
+  fra.me.REG[3] = ATTR_abstractmetamodel___MMContext____module_hierarchy(fra.me.REG[0]);
+  REGB0 = TAG_Bool(ATTR_abstractmetamodel___MMContext____module_hierarchy(fra.me.REG[0])!=NIT_NULL);
+  if (UNTAG_Bool(REGB0)) {
+  } else {
+    fprintf(stderr, "Uninitialized attribute %s", "_module_hierarchy");
+    fprintf(stderr, " (%s:%d)\n", LOCATE_abstractmetamodel, 45);
+    nit_exit(1);
+  }
+  fra.me.REG[4] = ATTR_abstractmetamodel___MMContext____module_hierarchy(fra.me.REG[0]);
+  fra.me.REG[2] = CALL_partial_order___PartialOrder___select_smallests(fra.me.REG[4])(fra.me.REG[4], fra.me.REG[2]);
+  CALL_partial_order___PartialOrder___add(fra.me.REG[3])(fra.me.REG[3], fra.me.REG[1], fra.me.REG[2]);
+  REGB0 = TAG_Bool(ATTR_abstractmetamodel___MMContext____modules(fra.me.REG[0])!=NIT_NULL);
+  /* ./metamodel//abstractmetamodel.nit:46 */
+  if (UNTAG_Bool(REGB0)) {
+  } else {
+    fprintf(stderr, "Uninitialized attribute %s", "_modules");
+    fprintf(stderr, " (%s:%d)\n", LOCATE_abstractmetamodel, 46);
+    nit_exit(1);
+  }
+  fra.me.REG[2] = ATTR_abstractmetamodel___MMContext____modules(fra.me.REG[0]);
+  array___Array___add(fra.me.REG[2], fra.me.REG[1]);
+  REGB0 = TAG_Bool(ATTR_abstractmetamodel___MMContext____module_hierarchy(fra.me.REG[0])!=NIT_NULL);
+  /* ./metamodel//abstractmetamodel.nit:47 */
+  if (UNTAG_Bool(REGB0)) {
+  } else {
+    fprintf(stderr, "Uninitialized attribute %s", "_module_hierarchy");
+    fprintf(stderr, " (%s:%d)\n", LOCATE_abstractmetamodel, 47);
+    nit_exit(1);
+  }
+  fra.me.REG[0] = ATTR_abstractmetamodel___MMContext____module_hierarchy(fra.me.REG[0]);
+  fra.me.REG[0] = CALL_partial_order___PartialOrder_____bra(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[1]);
+  ATTR_abstractmetamodel___MMModule____mhe(fra.me.REG[1]) = fra.me.REG[0];
+  stack_frame_head = fra.me.prev;
   return;
 }
-void abstractmetamodel___MMContext___add_global_class(val_t  self, val_t  param0) {
-  struct trace_t trace = {NULL, NULL, 51, LOCATE_abstractmetamodel___MMContext___add_global_class};
-  val_t variable[4];
-  struct WBT_ **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_abstractmetamodel;
-  /* Register variable[0]: Local variable */
-  variable[0] =  self;
-  /* Register variable[1]: Local variable */
-  variable[1] =  param0;
-  /* Register variable[2]: Method return value and escape marker */
-  /* Register variable[3]: Result */
-  variable[3] = ATTR_abstractmetamodel___MMContext____global_classes(variable[0]) /*MMContext::_global_classes*/;
-  CALL_abstract_collection___SimpleCollection___add(variable[3])(variable[3],  variable[1] /*c*/) /*AbstractArray::add*/;
-  return_label2: while(false);
-  tracehead = trace.prev;
+void abstractmetamodel___MMContext___add_global_class(val_t p0, val_t p1){
+  struct {struct stack_frame_t me; val_t MORE_REG[1];} fra;
+  val_t REGB0;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_abstractmetamodel;
+  fra.me.line = 50;
+  fra.me.meth = LOCATE_abstractmetamodel___MMContext___add_global_class;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 2;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[1] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  fra.me.REG[1] = p1;
+  REGB0 = TAG_Bool(ATTR_abstractmetamodel___MMContext____global_classes(fra.me.REG[0])!=NIT_NULL);
+  /* ./metamodel//abstractmetamodel.nit:51 */
+  if (UNTAG_Bool(REGB0)) {
+  } else {
+    fprintf(stderr, "Uninitialized attribute %s", "_global_classes");
+    fprintf(stderr, " (%s:%d)\n", LOCATE_abstractmetamodel, 51);
+    nit_exit(1);
+  }
+  fra.me.REG[0] = ATTR_abstractmetamodel___MMContext____global_classes(fra.me.REG[0]);
+  array___Array___add(fra.me.REG[0], fra.me.REG[1]);
+  stack_frame_head = fra.me.prev;
   return;
 }
-void abstractmetamodel___MMContext___add_local_class(val_t  self, val_t  param0, val_t  param1) {
-  struct trace_t trace = {NULL, NULL, 54, LOCATE_abstractmetamodel___MMContext___add_local_class};
-  val_t variable[13];
-  struct WBT_ **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_abstractmetamodel;
-  /* Register variable[0]: Local variable */
-  variable[0] =  self;
-  /* Register variable[1]: Local variable */
-  variable[1] =  param0;
-  /* Register variable[2]: Local variable */
-  variable[2] =  param1;
-  /* Register variable[3]: Method return value and escape marker */
-  /* Register variable[4]: Result */
-  variable[4] = TAG_Bool(!UNTAG_Bool(TAG_Bool(( variable[2] /*sup*/ ==  NIT_NULL /*null*/) || (( variable[2] /*sup*/ != NIT_NULL) && ((CALL_kernel___Object_____eqeq( variable[2] /*sup*/)==kernel___Object_____eqeq)?(IS_EQUAL_NN( variable[2] /*sup*/, NIT_NULL /*null*/)):(UNTAG_Bool(CALL_kernel___Object_____eqeq( variable[2] /*sup*/)( variable[2] /*sup*/,  NIT_NULL /*null*/) /*Object::==*/)))))));
-  if (!UNTAG_Bool(variable[4])) { fprintf(stderr, "Assert%s failed", ""); fprintf(stderr, " in %s (%s:%d)\n", LOCATE_abstractmetamodel___MMContext___add_local_class, LOCATE_abstractmetamodel, 57); nit_exit(1);}
-  /* Register variable[4]: Local variable */
-  /* Register variable[5]: Result */
-  variable[5] = NEW_Array_array___Array___init() /*new Array[MMLocalClass]*/;
-  variable[4] = variable[5];
-  /* Register variable[5]: Local variable */
-  /* Register variable[6]: Result */
-  variable[6] = NEW_Array_array___Array___init() /*new Array[String]*/;
-  variable[5] = variable[6];
-  /* Register variable[6]: For iterator */
-  variable[6] = CALL_abstract_collection___Collection___iterator( variable[2] /*sup*/)( variable[2] /*sup*/) /*AbstractArrayRead::iterator*/;
-  while (true) { /*for*/
-    /* Register variable[7]: For 'is_ok' result */
-    variable[7] = CALL_abstract_collection___Iterator___is_ok(variable[6])(variable[6]) /*ArrayIterator::is_ok*/;
-    if (!UNTAG_Bool(variable[7])) break; /*for*/
-    variable[7] = CALL_abstract_collection___Iterator___item(variable[6])(variable[6]) /*ArrayIterator::item*/ /* Ensure var: For item*/;
-    /* Register variable[8]: Local variable */
-    variable[8] = variable[7];
-    /* Register variable[9]: Result */
-    variable[9] = TAG_Bool(( variable[8] /*s*/==NIT_NULL) || VAL_ISA( variable[8] /*s*/, COLOR_MMConcreteClass, ID_MMConcreteClass)) /*cast MMConcreteClass*/;
-    if (UNTAG_Bool(variable[9])) { /*if*/
-      CALL_abstract_collection___SimpleCollection___add( variable[4] /*csup*/)( variable[4] /*csup*/,  variable[8] /*s*/) /*AbstractArray::add*/;
-    } else { /*if*/
-      /* Register variable[9]: Result */
-      variable[9] = CALL_abstractmetamodel___MMLocalClass___che( variable[8] /*s*/)( variable[8] /*s*/) /*MMLocalClass::che*/;
-      /* Register variable[9]: Result */
-      variable[9] = CALL_partial_order___PartialOrderElement___direct_greaters(variable[9])(variable[9]) /*PartialOrderElement::direct_greaters*/;
-      /* Register variable[9]: For iterator */
-      variable[9] = CALL_abstract_collection___Collection___iterator(variable[9])(variable[9]) /*AbstractArrayRead::iterator*/;
-      while (true) { /*for*/
-        /* Register variable[10]: For 'is_ok' result */
-        variable[10] = CALL_abstract_collection___Iterator___is_ok(variable[9])(variable[9]) /*ArrayIterator::is_ok*/;
-        if (!UNTAG_Bool(variable[10])) break; /*for*/
-        variable[10] = CALL_abstract_collection___Iterator___item(variable[9])(variable[9]) /*ArrayIterator::item*/ /* Ensure var: For item*/;
-        /* Register variable[11]: Local variable */
-        variable[11] = variable[10];
-        /* Register variable[12]: Result */
-        variable[12] = CALL_abstract_collection___Collection___has( variable[4] /*csup*/)( variable[4] /*csup*/,  variable[11] /*ss*/) /*AbstractArrayRead::has*/;
-        if (UNTAG_Bool(variable[12])) { /*if*/
-          goto continue_5;
+void abstractmetamodel___MMContext___add_local_class(val_t p0, val_t p1, val_t p2){
+  struct {struct stack_frame_t me; val_t MORE_REG[5];} fra;
+  val_t REGB0;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_abstractmetamodel;
+  fra.me.line = 53;
+  fra.me.meth = LOCATE_abstractmetamodel___MMContext___add_local_class;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 6;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[1] = NIT_NULL;
+  fra.me.REG[2] = NIT_NULL;
+  fra.me.REG[3] = NIT_NULL;
+  fra.me.REG[4] = NIT_NULL;
+  fra.me.REG[5] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  fra.me.REG[1] = p1;
+  fra.me.REG[2] = p2;
+  fra.me.REG[3] = NEW_Array_array___Array___init();
+  fra.me.REG[4] = NEW_Array_array___Array___init();
+  fra.me.REG[2] = CALL_abstract_collection___Collection___iterator(fra.me.REG[2])(fra.me.REG[2]);
+  /* ./metamodel//abstractmetamodel.nit:58 */
+  while(1) {
+    REGB0 = CALL_abstract_collection___Iterator___is_ok(fra.me.REG[2])(fra.me.REG[2]);
+    if (UNTAG_Bool(REGB0)) {
+      fra.me.REG[4] = CALL_abstract_collection___Iterator___item(fra.me.REG[2])(fra.me.REG[2]);
+      REGB0 = TAG_Bool(VAL_ISA(fra.me.REG[4], COLOR_MMConcreteClass, ID_MMConcreteClass)) /*cast MMConcreteClass*/;
+      /* ./metamodel//abstractmetamodel.nit:59 */
+      if (UNTAG_Bool(REGB0)) {
+        /* ./metamodel//abstractmetamodel.nit:60 */
+        array___Array___add(fra.me.REG[3], fra.me.REG[4]);
+      } else {
+        fra.me.REG[4] = CALL_abstractmetamodel___MMLocalClass___che(fra.me.REG[4])(fra.me.REG[4]);
+        fra.me.REG[4] = CALL_partial_order___PartialOrderElement___direct_greaters(fra.me.REG[4])(fra.me.REG[4]);
+        fra.me.REG[4] = CALL_abstract_collection___Collection___iterator(fra.me.REG[4])(fra.me.REG[4]);
+        /* ./metamodel//abstractmetamodel.nit:62 */
+        while(1) {
+          REGB0 = CALL_abstract_collection___Iterator___is_ok(fra.me.REG[4])(fra.me.REG[4]);
+          if (UNTAG_Bool(REGB0)) {
+            fra.me.REG[5] = CALL_abstract_collection___Iterator___item(fra.me.REG[4])(fra.me.REG[4]);
+            REGB0 = CALL_abstract_collection___Collection___has(fra.me.REG[3])(fra.me.REG[3], fra.me.REG[5]);
+            /* ./metamodel//abstractmetamodel.nit:63 */
+            if (UNTAG_Bool(REGB0)) {
+              goto label1;
+            }
+            /* ./metamodel//abstractmetamodel.nit:64 */
+            array___Array___add(fra.me.REG[3], fra.me.REG[5]);
+            label1: while(0);
+          } else {
+            /* ./metamodel//abstractmetamodel.nit:62 */
+            goto label2;
+          }
+          CALL_abstract_collection___Iterator___next(fra.me.REG[4])(fra.me.REG[4]);
         }
-        CALL_abstract_collection___SimpleCollection___add( variable[4] /*csup*/)( variable[4] /*csup*/,  variable[11] /*ss*/) /*AbstractArray::add*/;
-        continue_5: while(0);
-        CALL_abstract_collection___Iterator___next(variable[9])(variable[9]) /*ArrayIterator::next*/;
+        label2: while(0);
       }
-      break_5: while(0);
+    } else {
+      /* ./metamodel//abstractmetamodel.nit:58 */
+      goto label3;
     }
-    continue_4: while(0);
-    CALL_abstract_collection___Iterator___next(variable[6])(variable[6]) /*ArrayIterator::next*/;
-  }
-  break_4: while(0);
-  /* Register variable[6]: Local variable */
-  /* Register variable[7]: Result */
-  variable[7] = ATTR_abstractmetamodel___MMContext____class_hierarchy(variable[0]) /*MMContext::_class_hierarchy*/;
-  /* Register variable[7]: Result */
-  variable[7] = CALL_partial_order___PartialOrder___add(variable[7])(variable[7],  variable[1] /*c*/,  variable[4] /*csup*/) /*PartialOrder::add*/;
-  variable[6] = variable[7];
-  ATTR_abstractmetamodel___MMLocalClass____che( variable[1] /*c*/) /*MMLocalClass::_che*/ =  variable[6] /*che*/;
-  return_label3: while(false);
-  tracehead = trace.prev;
+    CALL_abstract_collection___Iterator___next(fra.me.REG[2])(fra.me.REG[2]);
+  }
+  label3: while(0);
+  REGB0 = TAG_Bool(ATTR_abstractmetamodel___MMContext____class_hierarchy(fra.me.REG[0])!=NIT_NULL);
+  /* ./metamodel//abstractmetamodel.nit:68 */
+  if (UNTAG_Bool(REGB0)) {
+  } else {
+    fprintf(stderr, "Uninitialized attribute %s", "_class_hierarchy");
+    fprintf(stderr, " (%s:%d)\n", LOCATE_abstractmetamodel, 68);
+    nit_exit(1);
+  }
+  fra.me.REG[0] = ATTR_abstractmetamodel___MMContext____class_hierarchy(fra.me.REG[0]);
+  fra.me.REG[3] = CALL_partial_order___PartialOrder___add(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[1], fra.me.REG[3]);
+  /* ./metamodel//abstractmetamodel.nit:69 */
+  ATTR_abstractmetamodel___MMLocalClass____che(fra.me.REG[1]) = fra.me.REG[3];
+  stack_frame_head = fra.me.prev;
   return;
 }
-val_t abstractmetamodel___MMDirectory___name(val_t  self) {
-  struct trace_t trace = {NULL, NULL, 77, LOCATE_abstractmetamodel___MMDirectory___name};
-  val_t *variable = NULL;
-  struct WBT_ **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_abstractmetamodel;
-  tracehead = trace.prev;
-  return ATTR_abstractmetamodel___MMDirectory____name( self) /*MMDirectory::_name*/;
-}
-val_t abstractmetamodel___MMDirectory___path(val_t  self) {
-  struct trace_t trace = {NULL, NULL, 80, LOCATE_abstractmetamodel___MMDirectory___path};
-  val_t *variable = NULL;
-  struct WBT_ **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_abstractmetamodel;
-  tracehead = trace.prev;
-  return ATTR_abstractmetamodel___MMDirectory____path( self) /*MMDirectory::_path*/;
-}
-val_t abstractmetamodel___MMDirectory___parent(val_t  self) {
-  struct trace_t trace = {NULL, NULL, 83, LOCATE_abstractmetamodel___MMDirectory___parent};
-  val_t *variable = NULL;
-  struct WBT_ **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_abstractmetamodel;
-  tracehead = trace.prev;
-  return ATTR_abstractmetamodel___MMDirectory____parent( self) /*MMDirectory::_parent*/;
-}
-val_t abstractmetamodel___MMDirectory___owner(val_t  self) {
-  struct trace_t trace = {NULL, NULL, 87, LOCATE_abstractmetamodel___MMDirectory___owner};
-  val_t *variable = NULL;
-  struct WBT_ **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_abstractmetamodel;
-  tracehead = trace.prev;
-  return ATTR_abstractmetamodel___MMDirectory____owner( self) /*MMDirectory::_owner*/;
-}
-void abstractmetamodel___MMDirectory___owner__eq(val_t  self, val_t  param0) {
-  struct trace_t trace = {NULL, NULL, 87, LOCATE_abstractmetamodel___MMDirectory___owner__eq};
-  val_t *variable = NULL;
-  struct WBT_ **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_abstractmetamodel;
-  ATTR_abstractmetamodel___MMDirectory____owner( self) /*MMDirectory::_owner*/ =  param0;
-  tracehead = trace.prev;
+val_t abstractmetamodel___MMDirectory___name(val_t p0){
+  struct {struct stack_frame_t me;} fra;
+  val_t REGB0;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_abstractmetamodel;
+  fra.me.line = 75;
+  fra.me.meth = LOCATE_abstractmetamodel___MMDirectory___name;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 1;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  REGB0 = TAG_Bool(ATTR_abstractmetamodel___MMDirectory____name(fra.me.REG[0])!=NIT_NULL);
+  /* ./metamodel//abstractmetamodel.nit:75 */
+  if (UNTAG_Bool(REGB0)) {
+  } else {
+    fprintf(stderr, "Uninitialized attribute %s", "_name");
+    fprintf(stderr, " (%s:%d)\n", LOCATE_abstractmetamodel, 75);
+    nit_exit(1);
+  }
+  fra.me.REG[0] = ATTR_abstractmetamodel___MMDirectory____name(fra.me.REG[0]);
+  stack_frame_head = fra.me.prev;
+  return fra.me.REG[0];
+}
+val_t abstractmetamodel___MMDirectory___path(val_t p0){
+  struct {struct stack_frame_t me;} fra;
+  val_t REGB0;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_abstractmetamodel;
+  fra.me.line = 78;
+  fra.me.meth = LOCATE_abstractmetamodel___MMDirectory___path;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 1;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  REGB0 = TAG_Bool(ATTR_abstractmetamodel___MMDirectory____path(fra.me.REG[0])!=NIT_NULL);
+  /* ./metamodel//abstractmetamodel.nit:78 */
+  if (UNTAG_Bool(REGB0)) {
+  } else {
+    fprintf(stderr, "Uninitialized attribute %s", "_path");
+    fprintf(stderr, " (%s:%d)\n", LOCATE_abstractmetamodel, 78);
+    nit_exit(1);
+  }
+  fra.me.REG[0] = ATTR_abstractmetamodel___MMDirectory____path(fra.me.REG[0]);
+  stack_frame_head = fra.me.prev;
+  return fra.me.REG[0];
+}
+val_t abstractmetamodel___MMDirectory___parent(val_t p0){
+  struct {struct stack_frame_t me;} fra;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_abstractmetamodel;
+  fra.me.line = 81;
+  fra.me.meth = LOCATE_abstractmetamodel___MMDirectory___parent;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 1;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  fra.me.REG[0] = ATTR_abstractmetamodel___MMDirectory____parent(fra.me.REG[0]);
+  /* ./metamodel//abstractmetamodel.nit:81 */
+  stack_frame_head = fra.me.prev;
+  return fra.me.REG[0];
+}
+val_t abstractmetamodel___MMDirectory___owner(val_t p0){
+  struct {struct stack_frame_t me;} fra;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_abstractmetamodel;
+  fra.me.line = 85;
+  fra.me.meth = LOCATE_abstractmetamodel___MMDirectory___owner;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 1;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  fra.me.REG[0] = ATTR_abstractmetamodel___MMDirectory____owner(fra.me.REG[0]);
+  /* ./metamodel//abstractmetamodel.nit:85 */
+  stack_frame_head = fra.me.prev;
+  return fra.me.REG[0];
+}
+void abstractmetamodel___MMDirectory___owner__eq(val_t p0, val_t p1){
+  struct {struct stack_frame_t me; val_t MORE_REG[1];} fra;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_abstractmetamodel;
+  fra.me.line = 85;
+  fra.me.meth = LOCATE_abstractmetamodel___MMDirectory___owner__eq;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 2;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[1] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  fra.me.REG[1] = p1;
+  /* ./metamodel//abstractmetamodel.nit:85 */
+  ATTR_abstractmetamodel___MMDirectory____owner(fra.me.REG[0]) = fra.me.REG[1];
+  stack_frame_head = fra.me.prev;
   return;
 }
-val_t abstractmetamodel___MMDirectory___modules(val_t  self) {
-  struct trace_t trace = {NULL, NULL, 90, LOCATE_abstractmetamodel___MMDirectory___modules};
-  val_t *variable = NULL;
-  struct WBT_ **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_abstractmetamodel;
-  tracehead = trace.prev;
-  return ATTR_abstractmetamodel___MMDirectory____modules( self) /*MMDirectory::_modules*/;
-}
-void abstractmetamodel___MMDirectory___add_module(val_t  self, val_t  param0) {
-  struct trace_t trace = {NULL, NULL, 93, LOCATE_abstractmetamodel___MMDirectory___add_module};
-  val_t variable[5];
-  struct WBT_ **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_abstractmetamodel;
-  /* Register variable[0]: Local variable */
-  variable[0] =  self;
-  /* Register variable[1]: Local variable */
-  variable[1] =  param0;
-  /* Register variable[2]: Method return value and escape marker */
-  /* Register variable[3]: Result */
-  variable[3] = ATTR_abstractmetamodel___MMDirectory____modules(variable[0]) /*MMDirectory::_modules*/;
-  /* Register variable[4]: Result */
-  variable[4] = CALL_abstractmetamodel___MMModule___name( variable[1] /*module*/)( variable[1] /*module*/) /*MMModule::name*/;
-  /* Register variable[3]: Result */
-  variable[3] = CALL_abstract_collection___MapRead___has_key(variable[3])(variable[3], variable[4]) /*MapRead::has_key*/;
-  if (!UNTAG_Bool( TAG_Bool(!UNTAG_Bool(variable[3])))) { fprintf(stderr, "Assert%s failed", ""); fprintf(stderr, " in %s (%s:%d)\n", LOCATE_abstractmetamodel___MMDirectory___add_module, LOCATE_abstractmetamodel, 96); nit_exit(1);}
-  /* Register variable[3]: Result */
-  variable[3] = ATTR_abstractmetamodel___MMDirectory____modules(variable[0]) /*MMDirectory::_modules*/;
-  /* Register variable[4]: Result */
-  variable[4] = CALL_abstractmetamodel___MMModule___name( variable[1] /*module*/)( variable[1] /*module*/) /*MMModule::name*/;
-  CALL_abstract_collection___Map_____braeq(variable[3])(variable[3], variable[4],  variable[1] /*module*/) /*Map::[]=*/;
-  return_label6: while(false);
-  tracehead = trace.prev;
+val_t abstractmetamodel___MMDirectory___modules(val_t p0){
+  struct {struct stack_frame_t me;} fra;
+  val_t REGB0;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_abstractmetamodel;
+  fra.me.line = 88;
+  fra.me.meth = LOCATE_abstractmetamodel___MMDirectory___modules;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 1;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  REGB0 = TAG_Bool(ATTR_abstractmetamodel___MMDirectory____modules(fra.me.REG[0])!=NIT_NULL);
+  /* ./metamodel//abstractmetamodel.nit:88 */
+  if (UNTAG_Bool(REGB0)) {
+  } else {
+    fprintf(stderr, "Uninitialized attribute %s", "_modules");
+    fprintf(stderr, " (%s:%d)\n", LOCATE_abstractmetamodel, 88);
+    nit_exit(1);
+  }
+  fra.me.REG[0] = ATTR_abstractmetamodel___MMDirectory____modules(fra.me.REG[0]);
+  stack_frame_head = fra.me.prev;
+  return fra.me.REG[0];
+}
+void abstractmetamodel___MMDirectory___add_module(val_t p0, val_t p1){
+  struct {struct stack_frame_t me; val_t MORE_REG[3];} fra;
+  val_t REGB0;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_abstractmetamodel;
+  fra.me.line = 91;
+  fra.me.meth = LOCATE_abstractmetamodel___MMDirectory___add_module;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 4;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[1] = NIT_NULL;
+  fra.me.REG[2] = NIT_NULL;
+  fra.me.REG[3] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  fra.me.REG[1] = p1;
+  REGB0 = TAG_Bool(ATTR_abstractmetamodel___MMDirectory____modules(fra.me.REG[0])!=NIT_NULL);
+  /* ./metamodel//abstractmetamodel.nit:94 */
+  if (UNTAG_Bool(REGB0)) {
+  } else {
+    fprintf(stderr, "Uninitialized attribute %s", "_modules");
+    fprintf(stderr, " (%s:%d)\n", LOCATE_abstractmetamodel, 94);
+    nit_exit(1);
+  }
+  fra.me.REG[2] = ATTR_abstractmetamodel___MMDirectory____modules(fra.me.REG[0]);
+  fra.me.REG[3] = CALL_abstractmetamodel___MMModule___name(fra.me.REG[1])(fra.me.REG[1]);
+  REGB0 = CALL_abstract_collection___MapRead___has_key(fra.me.REG[2])(fra.me.REG[2], fra.me.REG[3]);
+  REGB0 = TAG_Bool(!UNTAG_Bool(REGB0));
+  if (UNTAG_Bool(REGB0)) {
+  } else {
+    fprintf(stderr, "Assert failed");
+    fprintf(stderr, " (%s:%d)\n", LOCATE_abstractmetamodel, 94);
+    nit_exit(1);
+  }
+  REGB0 = TAG_Bool(ATTR_abstractmetamodel___MMDirectory____modules(fra.me.REG[0])!=NIT_NULL);
+  /* ./metamodel//abstractmetamodel.nit:95 */
+  if (UNTAG_Bool(REGB0)) {
+  } else {
+    fprintf(stderr, "Uninitialized attribute %s", "_modules");
+    fprintf(stderr, " (%s:%d)\n", LOCATE_abstractmetamodel, 95);
+    nit_exit(1);
+  }
+  fra.me.REG[0] = ATTR_abstractmetamodel___MMDirectory____modules(fra.me.REG[0]);
+  fra.me.REG[3] = CALL_abstractmetamodel___MMModule___name(fra.me.REG[1])(fra.me.REG[1]);
+  CALL_abstract_collection___Map_____braeq(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[3], fra.me.REG[1]);
+  stack_frame_head = fra.me.prev;
   return;
 }
-val_t abstractmetamodel___MMDirectory___dhe(val_t  self) {
-  struct trace_t trace = {NULL, NULL, 100, LOCATE_abstractmetamodel___MMDirectory___dhe};
-  val_t *variable = NULL;
-  struct WBT_ **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_abstractmetamodel;
-  tracehead = trace.prev;
-  return ATTR_abstractmetamodel___MMDirectory____dhe( self) /*MMDirectory::_dhe*/;
-}
-void abstractmetamodel___MMDirectory___init(val_t  self, val_t  param0, val_t  param1, val_t  param2, int* init_table) {
-  struct trace_t trace = {NULL, NULL, 103, LOCATE_abstractmetamodel___MMDirectory___init};
-  val_t variable[5];
-  struct WBT_ **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_abstractmetamodel;
-  /* Register variable[0]: Local variable */
-  variable[0] =  self;
-  /* Register variable[1]: Local variable */
-  variable[1] =  param0;
-  /* Register variable[2]: Local variable */
-  variable[2] =  param1;
-  /* Register variable[3]: Local variable */
-  variable[3] =  param2;
-  if (init_table[VAL2OBJ(variable[0])->vft[INIT_TABLE_POS_MMDirectory].i]) return;
-  /* Register variable[4]: Method return value and escape marker */
-  ATTR_abstractmetamodel___MMDirectory____name(variable[0]) /*MMDirectory::_name*/ =  variable[1] /*name*/;
-  ATTR_abstractmetamodel___MMDirectory____path(variable[0]) /*MMDirectory::_path*/ =  variable[2] /*path*/;
-  ATTR_abstractmetamodel___MMDirectory____parent(variable[0]) /*MMDirectory::_parent*/ =  variable[3] /*parent*/;
-  return_label7: while(false);
-  init_table[VAL2OBJ(variable[0])->vft[INIT_TABLE_POS_MMDirectory].i] = 1;
-  tracehead = trace.prev;
+void abstractmetamodel___MMDirectory___init(val_t p0, val_t p1, val_t p2, val_t p3, int* init_table){
+  int itpos1 = VAL2OBJ(p0)->vft[INIT_TABLE_POS_MMDirectory].i;
+  struct {struct stack_frame_t me; val_t MORE_REG[3];} fra;
+  val_t tmp;
+  if (init_table[itpos1]) return;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_abstractmetamodel;
+  fra.me.line = 98;
+  fra.me.meth = LOCATE_abstractmetamodel___MMDirectory___init;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 4;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[1] = NIT_NULL;
+  fra.me.REG[2] = NIT_NULL;
+  fra.me.REG[3] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  fra.me.REG[1] = p1;
+  fra.me.REG[2] = p2;
+  fra.me.REG[3] = p3;
+  /* ./metamodel//abstractmetamodel.nit:99 */
+  ATTR_abstractmetamodel___MMDirectory____name(fra.me.REG[0]) = fra.me.REG[1];
+  /* ./metamodel//abstractmetamodel.nit:100 */
+  ATTR_abstractmetamodel___MMDirectory____path(fra.me.REG[0]) = fra.me.REG[2];
+  /* ./metamodel//abstractmetamodel.nit:101 */
+  ATTR_abstractmetamodel___MMDirectory____parent(fra.me.REG[0]) = fra.me.REG[3];
+  stack_frame_head = fra.me.prev;
+  init_table[itpos1] = 1;
   return;
 }
-val_t abstractmetamodel___MMDirectory___full_name_for(val_t  self, val_t  param0) {
-  struct trace_t trace = {NULL, NULL, 109, LOCATE_abstractmetamodel___MMDirectory___full_name_for};
-  static val_t once_value_9 = NIT_NULL; /* Once value for string variable[4]*/
-  static val_t once_value_10 = NIT_NULL; /* Once value for string variable[4]*/
-  static val_t once_value_11 = NIT_NULL; /* Once value for string variable[4]*/
-  val_t variable[5];
-  struct WBT_ **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_abstractmetamodel;
-  /* Register variable[0]: Local variable */
-  variable[0] =  self;
-  /* Register variable[1]: Local variable */
-  variable[1] =  param0;
-  /* Register variable[2]: Method return value and escape marker */
-  variable[3] = NEW_Array_array___Array___with_capacity(TAG_Int(5)) /*new Array[String]*/ /* Ensure var: Array (for super-string)*/;
-  /* Register variable[4]: Once String constant */
-  if (once_value_9 != NIT_NULL) variable[4] = once_value_9;
-  else {
-    variable[4] = NEW_String_string___String___with_native(BOX_NativeString(""), TAG_Int(0)) /*new String*/;
-    once_value_9 = variable[4];
-  }
-  /* Register variable[4]: Result */
-  /* Ensure var variable[4]: super-string element*/
-  CALL_abstract_collection___SimpleCollection___add(variable[3])(variable[3], variable[4]) /*AbstractArray::add*/;
-  /* Register variable[4]: Result */
-  variable[4] = CALL_abstractmetamodel___MMDirectory___name(variable[0])(variable[0]) /*MMDirectory::name*/;
-  /* Ensure var variable[4]: super-string element*/
-  CALL_abstract_collection___SimpleCollection___add(variable[3])(variable[3], CALL_string___Object___to_s(variable[4])(variable[4]) /*Object::to_s*/) /*AbstractArray::add*/;
-  /* Register variable[4]: Once String constant */
-  if (once_value_10 != NIT_NULL) variable[4] = once_value_10;
-  else {
-    variable[4] = NEW_String_string___String___with_native(BOX_NativeString("/"), TAG_Int(1)) /*new String*/;
-    once_value_10 = variable[4];
-  }
-  /* Register variable[4]: Result */
-  /* Ensure var variable[4]: super-string element*/
-  CALL_abstract_collection___SimpleCollection___add(variable[3])(variable[3], variable[4]) /*AbstractArray::add*/;
-  variable[4] =  variable[1] /*module_name*/ /* Ensure var: super-string element*/;
-  CALL_abstract_collection___SimpleCollection___add(variable[3])(variable[3], CALL_string___Object___to_s(variable[4])(variable[4]) /*Object::to_s*/) /*AbstractArray::add*/;
-  /* Register variable[4]: Once String constant */
-  if (once_value_11 != NIT_NULL) variable[4] = once_value_11;
-  else {
-    variable[4] = NEW_String_string___String___with_native(BOX_NativeString(""), TAG_Int(0)) /*new String*/;
-    once_value_11 = variable[4];
-  }
-  /* Register variable[4]: Result */
-  /* Ensure var variable[4]: super-string element*/
-  CALL_abstract_collection___SimpleCollection___add(variable[3])(variable[3], variable[4]) /*AbstractArray::add*/;
-  /* Register variable[3]: Result */
-  variable[3] = CALL_string___Object___to_s(variable[3])(variable[3]) /*Object::to_s*/;
-  /* Register variable[3]: Result */
-  variable[3] = CALL_symbol___String___to_symbol(variable[3])(variable[3]) /*String::to_symbol*/;
-  variable[2] = variable[3];
-  goto return_label8;
-  return_label8: while(false);
-  tracehead = trace.prev;
-  return variable[2];
-}
-val_t abstractmetamodel___MMModule___to_s(val_t  self) {
-  struct trace_t trace = {NULL, NULL, 246, LOCATE_abstractmetamodel___MMModule___to_s};
-  val_t variable[3];
-  struct WBT_ **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_abstractmetamodel;
-  /* Register variable[0]: Local variable */
-  variable[0] =  self;
-  /* Register variable[1]: Method return value and escape marker */
-  /* Register variable[2]: Result */
-  variable[2] = CALL_abstractmetamodel___MMModule___name(variable[0])(variable[0]) /*MMModule::name*/;
-  /* Register variable[2]: Result */
-  variable[2] = CALL_string___Object___to_s(variable[2])(variable[2]) /*Symbol::to_s*/;
-  variable[1] = variable[2];
-  goto return_label12;
-  return_label12: while(false);
-  tracehead = trace.prev;
-  return variable[1];
-}
-val_t abstractmetamodel___MMModule___context(val_t  self) {
-  struct trace_t trace = {NULL, NULL, 117, LOCATE_abstractmetamodel___MMModule___context};
-  val_t *variable = NULL;
-  struct WBT_ **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_abstractmetamodel;
-  tracehead = trace.prev;
-  return ATTR_abstractmetamodel___MMModule____context( self) /*MMModule::_context*/;
-}
-val_t abstractmetamodel___MMModule___name(val_t  self) {
-  struct trace_t trace = {NULL, NULL, 120, LOCATE_abstractmetamodel___MMModule___name};
-  val_t *variable = NULL;
-  struct WBT_ **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_abstractmetamodel;
-  tracehead = trace.prev;
-  return ATTR_abstractmetamodel___MMModule____name( self) /*MMModule::_name*/;
-}
-val_t abstractmetamodel___MMModule___full_name(val_t  self) {
-  struct trace_t trace = {NULL, NULL, 123, LOCATE_abstractmetamodel___MMModule___full_name};
-  val_t *variable = NULL;
-  struct WBT_ **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_abstractmetamodel;
-  tracehead = trace.prev;
-  return ATTR_abstractmetamodel___MMModule____full_name( self) /*MMModule::_full_name*/;
-}
-val_t abstractmetamodel___MMModule___directory(val_t  self) {
-  struct trace_t trace = {NULL, NULL, 126, LOCATE_abstractmetamodel___MMModule___directory};
-  val_t *variable = NULL;
-  struct WBT_ **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_abstractmetamodel;
-  tracehead = trace.prev;
-  return ATTR_abstractmetamodel___MMModule____directory( self) /*MMModule::_directory*/;
-}
-val_t abstractmetamodel___MMModule___filename(val_t  self) {
-  struct trace_t trace = {NULL, NULL, 129, LOCATE_abstractmetamodel___MMModule___filename};
-  val_t *variable = NULL;
-  struct WBT_ **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_abstractmetamodel;
-  tracehead = trace.prev;
-  return ATTR_abstractmetamodel___MMModule____filename( self) /*MMModule::_filename*/;
-}
-val_t abstractmetamodel___MMModule___mhe(val_t  self) {
-  struct trace_t trace = {NULL, NULL, 132, LOCATE_abstractmetamodel___MMModule___mhe};
-  val_t *variable = NULL;
-  struct WBT_ **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_abstractmetamodel;
-  tracehead = trace.prev;
-  return ATTR_abstractmetamodel___MMModule____mhe( self) /*MMModule::_mhe*/;
-}
-val_t abstractmetamodel___MMModule___global_classes(val_t  self) {
-  struct trace_t trace = {NULL, NULL, 135, LOCATE_abstractmetamodel___MMModule___global_classes};
-  val_t *variable = NULL;
-  struct WBT_ **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_abstractmetamodel;
-  tracehead = trace.prev;
-  return ATTR_abstractmetamodel___MMModule____global_classes( self) /*MMModule::_global_classes*/;
-}
-val_t abstractmetamodel___MMModule___local_classes(val_t  self) {
-  struct trace_t trace = {NULL, NULL, 138, LOCATE_abstractmetamodel___MMModule___local_classes};
-  val_t *variable = NULL;
-  struct WBT_ **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_abstractmetamodel;
-  tracehead = trace.prev;
-  return ATTR_abstractmetamodel___MMModule____local_classes( self) /*MMModule::_local_classes*/;
-}
-val_t abstractmetamodel___MMModule___class_specialization_hierarchy(val_t  self) {
-  struct trace_t trace = {NULL, NULL, 141, LOCATE_abstractmetamodel___MMModule___class_specialization_hierarchy};
-  val_t *variable = NULL;
-  struct WBT_ **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_abstractmetamodel;
-  tracehead = trace.prev;
-  return ATTR_abstractmetamodel___MMModule____class_specialization_hierarchy( self) /*MMModule::_class_specialization_hierarchy*/;
-}
-val_t abstractmetamodel___MMModule___explicit_imported_modules(val_t  self) {
-  struct trace_t trace = {NULL, NULL, 153, LOCATE_abstractmetamodel___MMModule___explicit_imported_modules};
-  val_t *variable = NULL;
-  struct WBT_ **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_abstractmetamodel;
-  tracehead = trace.prev;
-  return ATTR_abstractmetamodel___MMModule____explicit_imported_modules( self) /*MMModule::_explicit_imported_modules*/;
-}
-void abstractmetamodel___MMModule___init(val_t  self, val_t  param0, val_t  param1, val_t  param2, val_t  param3, int* init_table) {
-  struct trace_t trace = {NULL, NULL, 162, LOCATE_abstractmetamodel___MMModule___init};
-  val_t variable[7];
-  struct WBT_ **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_abstractmetamodel;
-  /* Register variable[0]: Local variable */
-  variable[0] =  self;
-  /* Register variable[1]: Local variable */
-  variable[1] =  param0;
-  /* Register variable[2]: Local variable */
-  variable[2] =  param1;
-  /* Register variable[3]: Local variable */
-  variable[3] =  param2;
-  /* Register variable[4]: Local variable */
-  variable[4] =  param3;
-  if (init_table[VAL2OBJ(variable[0])->vft[INIT_TABLE_POS_MMModule].i]) return;
-  /* Register variable[5]: Method return value and escape marker */
-  ATTR_abstractmetamodel___MMModule____name(variable[0]) /*MMModule::_name*/ =  variable[1] /*name*/;
-  ATTR_abstractmetamodel___MMModule____directory(variable[0]) /*MMModule::_directory*/ =  variable[2] /*dir*/;
-  ATTR_abstractmetamodel___MMModule____context(variable[0]) /*MMModule::_context*/ =  variable[3] /*context*/;
-  /* Register variable[6]: Result */
-  variable[6] = TAG_Bool(( variable[2] /*dir*/ ==  NIT_NULL /*null*/) || (( variable[2] /*dir*/ != NIT_NULL) && ((CALL_kernel___Object_____eqeq( variable[2] /*dir*/)==kernel___Object_____eqeq)?(IS_EQUAL_NN( variable[2] /*dir*/, NIT_NULL /*null*/)):(UNTAG_Bool(CALL_kernel___Object_____eqeq( variable[2] /*dir*/)( variable[2] /*dir*/,  NIT_NULL /*null*/) /*Object::==*/)))));
-  if (UNTAG_Bool(variable[6])) { /*if*/
-    ATTR_abstractmetamodel___MMModule____full_name(variable[0]) /*MMModule::_full_name*/ =  variable[1] /*name*/;
-  } else { /*if*/
-    /* Register variable[6]: Result */
-    variable[6] = CALL_abstractmetamodel___MMDirectory___full_name_for( variable[2] /*dir*/)( variable[2] /*dir*/,  variable[1] /*name*/) /*MMDirectory::full_name_for*/;
-    ATTR_abstractmetamodel___MMModule____full_name(variable[0]) /*MMModule::_full_name*/ = variable[6];
-  }
-  ATTR_abstractmetamodel___MMModule____filename(variable[0]) /*MMModule::_filename*/ =  variable[4] /*filename*/;
-  return_label13: while(false);
-  init_table[VAL2OBJ(variable[0])->vft[INIT_TABLE_POS_MMModule].i] = 1;
-  tracehead = trace.prev;
+val_t abstractmetamodel___MMDirectory___full_name_for(val_t p0, val_t p1){
+  struct {struct stack_frame_t me; val_t MORE_REG[3];} fra;
+  val_t REGB0;
+  val_t tmp;
+  static val_t once_value_1; /* Once value */
+  static val_t once_value_2; /* Once value */
+  static val_t once_value_3; /* Once value */
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_abstractmetamodel;
+  fra.me.line = 104;
+  fra.me.meth = LOCATE_abstractmetamodel___MMDirectory___full_name_for;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 4;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[1] = NIT_NULL;
+  fra.me.REG[2] = NIT_NULL;
+  fra.me.REG[3] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  fra.me.REG[1] = p1;
+  REGB0 = TAG_Int(5);
+  fra.me.REG[2] = NEW_Array_array___Array___with_capacity(REGB0);
+  /* ./metamodel//abstractmetamodel.nit:106 */
+  if (!once_value_1) {
+    fra.me.REG[3] = BOX_NativeString("");
+    REGB0 = TAG_Int(0);
+    fra.me.REG[3] = NEW_String_string___String___with_native(fra.me.REG[3], REGB0);
+    once_value_1 = fra.me.REG[3];
+    register_static_object(&once_value_1);
+  } else fra.me.REG[3] = once_value_1;
+  array___Array___add(fra.me.REG[2], fra.me.REG[3]);
+  fra.me.REG[0] = CALL_abstractmetamodel___MMDirectory___name(fra.me.REG[0])(fra.me.REG[0]);
+  fra.me.REG[0] = CALL_string___Object___to_s(fra.me.REG[0])(fra.me.REG[0]);
+  array___Array___add(fra.me.REG[2], fra.me.REG[0]);
+  if (!once_value_2) {
+    fra.me.REG[0] = BOX_NativeString("/");
+    REGB0 = TAG_Int(1);
+    fra.me.REG[0] = NEW_String_string___String___with_native(fra.me.REG[0], REGB0);
+    once_value_2 = fra.me.REG[0];
+    register_static_object(&once_value_2);
+  } else fra.me.REG[0] = once_value_2;
+  array___Array___add(fra.me.REG[2], fra.me.REG[0]);
+  fra.me.REG[1] = CALL_string___Object___to_s(fra.me.REG[1])(fra.me.REG[1]);
+  array___Array___add(fra.me.REG[2], fra.me.REG[1]);
+  if (!once_value_3) {
+    fra.me.REG[1] = BOX_NativeString("");
+    REGB0 = TAG_Int(0);
+    fra.me.REG[1] = NEW_String_string___String___with_native(fra.me.REG[1], REGB0);
+    once_value_3 = fra.me.REG[1];
+    register_static_object(&once_value_3);
+  } else fra.me.REG[1] = once_value_3;
+  array___Array___add(fra.me.REG[2], fra.me.REG[1]);
+  fra.me.REG[2] = CALL_string___Object___to_s(fra.me.REG[2])(fra.me.REG[2]);
+  fra.me.REG[2] = CALL_symbol___String___to_symbol(fra.me.REG[2])(fra.me.REG[2]);
+  goto label4;
+  label4: while(0);
+  stack_frame_head = fra.me.prev;
+  return fra.me.REG[2];
+}
+val_t abstractmetamodel___MMModule___to_s(val_t p0){
+  struct {struct stack_frame_t me;} fra;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_abstractmetamodel;
+  fra.me.line = 234;
+  fra.me.meth = LOCATE_abstractmetamodel___MMModule___to_s;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 1;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  fra.me.REG[0] = CALL_abstractmetamodel___MMModule___name(fra.me.REG[0])(fra.me.REG[0]);
+  fra.me.REG[0] = CALL_string___Object___to_s(fra.me.REG[0])(fra.me.REG[0]);
+  /* ./metamodel//abstractmetamodel.nit:234 */
+  goto label1;
+  label1: while(0);
+  stack_frame_head = fra.me.prev;
+  return fra.me.REG[0];
+}
+val_t abstractmetamodel___MMModule___context(val_t p0){
+  struct {struct stack_frame_t me;} fra;
+  val_t REGB0;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_abstractmetamodel;
+  fra.me.line = 112;
+  fra.me.meth = LOCATE_abstractmetamodel___MMModule___context;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 1;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  REGB0 = TAG_Bool(ATTR_abstractmetamodel___MMModule____context(fra.me.REG[0])!=NIT_NULL);
+  /* ./metamodel//abstractmetamodel.nit:112 */
+  if (UNTAG_Bool(REGB0)) {
+  } else {
+    fprintf(stderr, "Uninitialized attribute %s", "_context");
+    fprintf(stderr, " (%s:%d)\n", LOCATE_abstractmetamodel, 112);
+    nit_exit(1);
+  }
+  fra.me.REG[0] = ATTR_abstractmetamodel___MMModule____context(fra.me.REG[0]);
+  stack_frame_head = fra.me.prev;
+  return fra.me.REG[0];
+}
+val_t abstractmetamodel___MMModule___name(val_t p0){
+  struct {struct stack_frame_t me;} fra;
+  val_t REGB0;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_abstractmetamodel;
+  fra.me.line = 115;
+  fra.me.meth = LOCATE_abstractmetamodel___MMModule___name;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 1;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  REGB0 = TAG_Bool(ATTR_abstractmetamodel___MMModule____name(fra.me.REG[0])!=NIT_NULL);
+  /* ./metamodel//abstractmetamodel.nit:115 */
+  if (UNTAG_Bool(REGB0)) {
+  } else {
+    fprintf(stderr, "Uninitialized attribute %s", "_name");
+    fprintf(stderr, " (%s:%d)\n", LOCATE_abstractmetamodel, 115);
+    nit_exit(1);
+  }
+  fra.me.REG[0] = ATTR_abstractmetamodel___MMModule____name(fra.me.REG[0]);
+  stack_frame_head = fra.me.prev;
+  return fra.me.REG[0];
+}
+val_t abstractmetamodel___MMModule___full_name(val_t p0){
+  struct {struct stack_frame_t me;} fra;
+  val_t REGB0;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_abstractmetamodel;
+  fra.me.line = 118;
+  fra.me.meth = LOCATE_abstractmetamodel___MMModule___full_name;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 1;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  REGB0 = TAG_Bool(ATTR_abstractmetamodel___MMModule____full_name(fra.me.REG[0])!=NIT_NULL);
+  /* ./metamodel//abstractmetamodel.nit:118 */
+  if (UNTAG_Bool(REGB0)) {
+  } else {
+    fprintf(stderr, "Uninitialized attribute %s", "_full_name");
+    fprintf(stderr, " (%s:%d)\n", LOCATE_abstractmetamodel, 118);
+    nit_exit(1);
+  }
+  fra.me.REG[0] = ATTR_abstractmetamodel___MMModule____full_name(fra.me.REG[0]);
+  stack_frame_head = fra.me.prev;
+  return fra.me.REG[0];
+}
+val_t abstractmetamodel___MMModule___directory(val_t p0){
+  struct {struct stack_frame_t me;} fra;
+  val_t REGB0;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_abstractmetamodel;
+  fra.me.line = 121;
+  fra.me.meth = LOCATE_abstractmetamodel___MMModule___directory;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 1;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  REGB0 = TAG_Bool(ATTR_abstractmetamodel___MMModule____directory(fra.me.REG[0])!=NIT_NULL);
+  /* ./metamodel//abstractmetamodel.nit:121 */
+  if (UNTAG_Bool(REGB0)) {
+  } else {
+    fprintf(stderr, "Uninitialized attribute %s", "_directory");
+    fprintf(stderr, " (%s:%d)\n", LOCATE_abstractmetamodel, 121);
+    nit_exit(1);
+  }
+  fra.me.REG[0] = ATTR_abstractmetamodel___MMModule____directory(fra.me.REG[0]);
+  stack_frame_head = fra.me.prev;
+  return fra.me.REG[0];
+}
+val_t abstractmetamodel___MMModule___location(val_t p0){
+  struct {struct stack_frame_t me;} fra;
+  val_t REGB0;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_abstractmetamodel;
+  fra.me.line = 124;
+  fra.me.meth = LOCATE_abstractmetamodel___MMModule___location;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 1;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  REGB0 = TAG_Bool(ATTR_abstractmetamodel___MMModule____location(fra.me.REG[0])!=NIT_NULL);
+  /* ./metamodel//abstractmetamodel.nit:124 */
+  if (UNTAG_Bool(REGB0)) {
+  } else {
+    fprintf(stderr, "Uninitialized attribute %s", "_location");
+    fprintf(stderr, " (%s:%d)\n", LOCATE_abstractmetamodel, 124);
+    nit_exit(1);
+  }
+  fra.me.REG[0] = ATTR_abstractmetamodel___MMModule____location(fra.me.REG[0]);
+  stack_frame_head = fra.me.prev;
+  return fra.me.REG[0];
+}
+val_t abstractmetamodel___MMModule___mhe(val_t p0){
+  struct {struct stack_frame_t me;} fra;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_abstractmetamodel;
+  fra.me.line = 127;
+  fra.me.meth = LOCATE_abstractmetamodel___MMModule___mhe;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 1;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  fra.me.REG[0] = ATTR_abstractmetamodel___MMModule____mhe(fra.me.REG[0]);
+  /* ./metamodel//abstractmetamodel.nit:127 */
+  stack_frame_head = fra.me.prev;
+  return fra.me.REG[0];
+}
+val_t abstractmetamodel___MMModule___global_classes(val_t p0){
+  struct {struct stack_frame_t me;} fra;
+  val_t REGB0;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_abstractmetamodel;
+  fra.me.line = 130;
+  fra.me.meth = LOCATE_abstractmetamodel___MMModule___global_classes;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 1;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  REGB0 = TAG_Bool(ATTR_abstractmetamodel___MMModule____global_classes(fra.me.REG[0])!=NIT_NULL);
+  /* ./metamodel//abstractmetamodel.nit:130 */
+  if (UNTAG_Bool(REGB0)) {
+  } else {
+    fprintf(stderr, "Uninitialized attribute %s", "_global_classes");
+    fprintf(stderr, " (%s:%d)\n", LOCATE_abstractmetamodel, 130);
+    nit_exit(1);
+  }
+  fra.me.REG[0] = ATTR_abstractmetamodel___MMModule____global_classes(fra.me.REG[0]);
+  stack_frame_head = fra.me.prev;
+  return fra.me.REG[0];
+}
+val_t abstractmetamodel___MMModule___local_classes(val_t p0){
+  struct {struct stack_frame_t me;} fra;
+  val_t REGB0;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_abstractmetamodel;
+  fra.me.line = 133;
+  fra.me.meth = LOCATE_abstractmetamodel___MMModule___local_classes;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 1;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  REGB0 = TAG_Bool(ATTR_abstractmetamodel___MMModule____local_classes(fra.me.REG[0])!=NIT_NULL);
+  /* ./metamodel//abstractmetamodel.nit:133 */
+  if (UNTAG_Bool(REGB0)) {
+  } else {
+    fprintf(stderr, "Uninitialized attribute %s", "_local_classes");
+    fprintf(stderr, " (%s:%d)\n", LOCATE_abstractmetamodel, 133);
+    nit_exit(1);
+  }
+  fra.me.REG[0] = ATTR_abstractmetamodel___MMModule____local_classes(fra.me.REG[0]);
+  stack_frame_head = fra.me.prev;
+  return fra.me.REG[0];
+}
+val_t abstractmetamodel___MMModule___class_specialization_hierarchy(val_t p0){
+  struct {struct stack_frame_t me;} fra;
+  val_t REGB0;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_abstractmetamodel;
+  fra.me.line = 136;
+  fra.me.meth = LOCATE_abstractmetamodel___MMModule___class_specialization_hierarchy;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 1;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  REGB0 = TAG_Bool(ATTR_abstractmetamodel___MMModule____class_specialization_hierarchy(fra.me.REG[0])!=NIT_NULL);
+  /* ./metamodel//abstractmetamodel.nit:136 */
+  if (UNTAG_Bool(REGB0)) {
+  } else {
+    fprintf(stderr, "Uninitialized attribute %s", "_class_specialization_hierarchy");
+    fprintf(stderr, " (%s:%d)\n", LOCATE_abstractmetamodel, 136);
+    nit_exit(1);
+  }
+  fra.me.REG[0] = ATTR_abstractmetamodel___MMModule____class_specialization_hierarchy(fra.me.REG[0]);
+  stack_frame_head = fra.me.prev;
+  return fra.me.REG[0];
+}
+val_t abstractmetamodel___MMModule___explicit_imported_modules(val_t p0){
+  struct {struct stack_frame_t me;} fra;
+  val_t REGB0;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_abstractmetamodel;
+  fra.me.line = 148;
+  fra.me.meth = LOCATE_abstractmetamodel___MMModule___explicit_imported_modules;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 1;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  REGB0 = TAG_Bool(ATTR_abstractmetamodel___MMModule____explicit_imported_modules(fra.me.REG[0])!=NIT_NULL);
+  /* ./metamodel//abstractmetamodel.nit:148 */
+  if (UNTAG_Bool(REGB0)) {
+  } else {
+    fprintf(stderr, "Uninitialized attribute %s", "_explicit_imported_modules");
+    fprintf(stderr, " (%s:%d)\n", LOCATE_abstractmetamodel, 148);
+    nit_exit(1);
+  }
+  fra.me.REG[0] = ATTR_abstractmetamodel___MMModule____explicit_imported_modules(fra.me.REG[0]);
+  stack_frame_head = fra.me.prev;
+  return fra.me.REG[0];
+}
+void abstractmetamodel___MMModule___init(val_t p0, val_t p1, val_t p2, val_t p3, val_t p4, int* init_table){
+  int itpos2 = VAL2OBJ(p0)->vft[INIT_TABLE_POS_MMModule].i;
+  struct {struct stack_frame_t me; val_t MORE_REG[4];} fra;
+  val_t tmp;
+  if (init_table[itpos2]) return;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_abstractmetamodel;
+  fra.me.line = 157;
+  fra.me.meth = LOCATE_abstractmetamodel___MMModule___init;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 5;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[1] = NIT_NULL;
+  fra.me.REG[2] = NIT_NULL;
+  fra.me.REG[3] = NIT_NULL;
+  fra.me.REG[4] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  fra.me.REG[1] = p1;
+  fra.me.REG[2] = p2;
+  fra.me.REG[3] = p3;
+  fra.me.REG[4] = p4;
+  /* ./metamodel//abstractmetamodel.nit:159 */
+  ATTR_abstractmetamodel___MMModule____name(fra.me.REG[0]) = fra.me.REG[1];
+  /* ./metamodel//abstractmetamodel.nit:160 */
+  ATTR_abstractmetamodel___MMModule____directory(fra.me.REG[0]) = fra.me.REG[2];
+  /* ./metamodel//abstractmetamodel.nit:161 */
+  ATTR_abstractmetamodel___MMModule____context(fra.me.REG[0]) = fra.me.REG[3];
+  fra.me.REG[1] = CALL_abstractmetamodel___MMDirectory___full_name_for(fra.me.REG[2])(fra.me.REG[2], fra.me.REG[1]);
+  /* ./metamodel//abstractmetamodel.nit:162 */
+  ATTR_abstractmetamodel___MMModule____full_name(fra.me.REG[0]) = fra.me.REG[1];
+  /* ./metamodel//abstractmetamodel.nit:163 */
+  ATTR_abstractmetamodel___MMModule____location(fra.me.REG[0]) = fra.me.REG[4];
+  stack_frame_head = fra.me.prev;
+  init_table[itpos2] = 1;
   return;
 }
-void abstractmetamodel___MMModule___add_super_module(val_t  self, val_t  param0, val_t  param1) {
-  struct trace_t trace = {NULL, NULL, 176, LOCATE_abstractmetamodel___MMModule___add_super_module};
-  val_t variable[6];
-  struct WBT_ **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_abstractmetamodel;
-  /* Register variable[0]: Local variable */
-  variable[0] =  self;
-  /* Register variable[1]: Local variable */
-  variable[1] =  param0;
-  /* Register variable[2]: Local variable */
-  variable[2] =  param1;
-  /* Register variable[3]: Method return value and escape marker */
-  /* Register variable[4]: Result */
-  variable[4] = ATTR_abstractmetamodel___MMModule____explicit_imported_modules(variable[0]) /*MMModule::_explicit_imported_modules*/;
-  CALL_abstract_collection___SimpleCollection___add(variable[4])(variable[4],  variable[1] /*m*/) /*SimpleCollection::add*/;
-  /* Register variable[4]: Result */
-  variable[4] = TAG_Bool(( variable[2] /*visibility_level*/)==( TAG_Int(0)));
-  if (UNTAG_Bool(variable[4])) { /*if*/
-    /* Register variable[4]: Result */
-    variable[4] = ATTR_abstractmetamodel___MMModule____intrude_modules(variable[0]) /*MMModule::_intrude_modules*/;
-    CALL_abstract_collection___SimpleCollection___add(variable[4])(variable[4],  variable[1] /*m*/) /*SimpleCollection::add*/;
-    /* Register variable[4]: Result */
-    variable[4] = ATTR_abstractmetamodel___MMModule____intrude_modules(variable[0]) /*MMModule::_intrude_modules*/;
-    /* Register variable[5]: Result */
-    variable[5] = ATTR_abstractmetamodel___MMModule____intrude_modules( variable[1] /*m*/) /*MMModule::_intrude_modules*/;
-    CALL_abstract_collection___SimpleCollection___add_all(variable[4])(variable[4], variable[5]) /*SimpleCollection::add_all*/;
-    /* Register variable[4]: Result */
-    variable[4] = ATTR_abstractmetamodel___MMModule____public_modules(variable[0]) /*MMModule::_public_modules*/;
-    /* Register variable[5]: Result */
-    variable[5] = ATTR_abstractmetamodel___MMModule____public_modules( variable[1] /*m*/) /*MMModule::_public_modules*/;
-    CALL_abstract_collection___SimpleCollection___add_all(variable[4])(variable[4], variable[5]) /*SimpleCollection::add_all*/;
-    /* Register variable[4]: Result */
-    variable[4] = ATTR_abstractmetamodel___MMModule____private_modules(variable[0]) /*MMModule::_private_modules*/;
-    /* Register variable[5]: Result */
-    variable[5] = ATTR_abstractmetamodel___MMModule____private_modules( variable[1] /*m*/) /*MMModule::_private_modules*/;
-    CALL_abstract_collection___SimpleCollection___add_all(variable[4])(variable[4], variable[5]) /*SimpleCollection::add_all*/;
-  } else { /*if*/
-    /* Register variable[4]: Result */
-    variable[4] = TAG_Bool(( variable[2] /*visibility_level*/)==( TAG_Int(1)));
-    if (UNTAG_Bool(variable[4])) { /*if*/
-      /* Register variable[4]: Result */
-      variable[4] = ATTR_abstractmetamodel___MMModule____public_modules(variable[0]) /*MMModule::_public_modules*/;
-      CALL_abstract_collection___SimpleCollection___add(variable[4])(variable[4],  variable[1] /*m*/) /*SimpleCollection::add*/;
-      /* Register variable[4]: Result */
-      variable[4] = ATTR_abstractmetamodel___MMModule____public_modules(variable[0]) /*MMModule::_public_modules*/;
-      /* Register variable[5]: Result */
-      variable[5] = ATTR_abstractmetamodel___MMModule____intrude_modules( variable[1] /*m*/) /*MMModule::_intrude_modules*/;
-      CALL_abstract_collection___SimpleCollection___add_all(variable[4])(variable[4], variable[5]) /*SimpleCollection::add_all*/;
-      /* Register variable[4]: Result */
-      variable[4] = ATTR_abstractmetamodel___MMModule____public_modules(variable[0]) /*MMModule::_public_modules*/;
-      /* Register variable[5]: Result */
-      variable[5] = ATTR_abstractmetamodel___MMModule____public_modules( variable[1] /*m*/) /*MMModule::_public_modules*/;
-      CALL_abstract_collection___SimpleCollection___add_all(variable[4])(variable[4], variable[5]) /*SimpleCollection::add_all*/;
-    } else { /*if*/
-      /* Register variable[4]: Result */
-      variable[4] = ATTR_abstractmetamodel___MMModule____private_modules(variable[0]) /*MMModule::_private_modules*/;
-      CALL_abstract_collection___SimpleCollection___add(variable[4])(variable[4],  variable[1] /*m*/) /*SimpleCollection::add*/;
-      /* Register variable[4]: Result */
-      variable[4] = ATTR_abstractmetamodel___MMModule____private_modules(variable[0]) /*MMModule::_private_modules*/;
-      /* Register variable[5]: Result */
-      variable[5] = ATTR_abstractmetamodel___MMModule____intrude_modules( variable[1] /*m*/) /*MMModule::_intrude_modules*/;
-      CALL_abstract_collection___SimpleCollection___add_all(variable[4])(variable[4], variable[5]) /*SimpleCollection::add_all*/;
-      /* Register variable[4]: Result */
-      variable[4] = ATTR_abstractmetamodel___MMModule____private_modules(variable[0]) /*MMModule::_private_modules*/;
-      /* Register variable[5]: Result */
-      variable[5] = ATTR_abstractmetamodel___MMModule____public_modules( variable[1] /*m*/) /*MMModule::_public_modules*/;
-      CALL_abstract_collection___SimpleCollection___add_all(variable[4])(variable[4], variable[5]) /*SimpleCollection::add_all*/;
+void abstractmetamodel___MMModule___add_super_module(val_t p0, val_t p1, val_t p2){
+  struct {struct stack_frame_t me; val_t MORE_REG[3];} fra;
+  val_t REGB0;
+  val_t REGB1;
+  val_t REGB2;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_abstractmetamodel;
+  fra.me.line = 166;
+  fra.me.meth = LOCATE_abstractmetamodel___MMModule___add_super_module;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 4;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[1] = NIT_NULL;
+  fra.me.REG[2] = NIT_NULL;
+  fra.me.REG[3] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  fra.me.REG[1] = p1;
+  REGB0 = p2;
+  REGB1 = TAG_Bool(ATTR_abstractmetamodel___MMModule____explicit_imported_modules(fra.me.REG[0])!=NIT_NULL);
+  /* ./metamodel//abstractmetamodel.nit:172 */
+  if (UNTAG_Bool(REGB1)) {
+  } else {
+    fprintf(stderr, "Uninitialized attribute %s", "_explicit_imported_modules");
+    fprintf(stderr, " (%s:%d)\n", LOCATE_abstractmetamodel, 172);
+    nit_exit(1);
+  }
+  fra.me.REG[2] = ATTR_abstractmetamodel___MMModule____explicit_imported_modules(fra.me.REG[0]);
+  CALL_abstract_collection___SimpleCollection___add(fra.me.REG[2])(fra.me.REG[2], fra.me.REG[1]);
+  REGB1 = TAG_Int(0);
+  REGB2 = TAG_Bool(IS_EQUAL_OO(REGB0,REGB1));
+  /* ./metamodel//abstractmetamodel.nit:173 */
+  if (UNTAG_Bool(REGB2)) {
+  } else {
+    REGB1 = TAG_Bool((REGB0)==(REGB1));
+    REGB2 = REGB1;
+  /* ./metamodel//abstractmetamodel.nit:173 */
+  }
+  if (UNTAG_Bool(REGB2)) {
+    REGB2 = TAG_Bool(ATTR_abstractmetamodel___MMModule____intrude_modules(fra.me.REG[0])!=NIT_NULL);
+    /* ./metamodel//abstractmetamodel.nit:174 */
+    if (UNTAG_Bool(REGB2)) {
+    } else {
+      fprintf(stderr, "Uninitialized attribute %s", "_intrude_modules");
+      fprintf(stderr, " (%s:%d)\n", LOCATE_abstractmetamodel, 174);
+      nit_exit(1);
+    }
+    fra.me.REG[2] = ATTR_abstractmetamodel___MMModule____intrude_modules(fra.me.REG[0]);
+    CALL_abstract_collection___SimpleCollection___add(fra.me.REG[2])(fra.me.REG[2], fra.me.REG[1]);
+    REGB2 = TAG_Bool(ATTR_abstractmetamodel___MMModule____intrude_modules(fra.me.REG[0])!=NIT_NULL);
+    /* ./metamodel//abstractmetamodel.nit:175 */
+    if (UNTAG_Bool(REGB2)) {
+    } else {
+      fprintf(stderr, "Uninitialized attribute %s", "_intrude_modules");
+      fprintf(stderr, " (%s:%d)\n", LOCATE_abstractmetamodel, 175);
+      nit_exit(1);
+    }
+    fra.me.REG[2] = ATTR_abstractmetamodel___MMModule____intrude_modules(fra.me.REG[0]);
+    REGB2 = TAG_Bool(ATTR_abstractmetamodel___MMModule____intrude_modules(fra.me.REG[1])!=NIT_NULL);
+    if (UNTAG_Bool(REGB2)) {
+    } else {
+      fprintf(stderr, "Uninitialized attribute %s", "_intrude_modules");
+      fprintf(stderr, " (%s:%d)\n", LOCATE_abstractmetamodel, 175);
+      nit_exit(1);
+    }
+    fra.me.REG[3] = ATTR_abstractmetamodel___MMModule____intrude_modules(fra.me.REG[1]);
+    CALL_abstract_collection___SimpleCollection___add_all(fra.me.REG[2])(fra.me.REG[2], fra.me.REG[3]);
+    REGB2 = TAG_Bool(ATTR_abstractmetamodel___MMModule____public_modules(fra.me.REG[0])!=NIT_NULL);
+    /* ./metamodel//abstractmetamodel.nit:176 */
+    if (UNTAG_Bool(REGB2)) {
+    } else {
+      fprintf(stderr, "Uninitialized attribute %s", "_public_modules");
+      fprintf(stderr, " (%s:%d)\n", LOCATE_abstractmetamodel, 176);
+      nit_exit(1);
+    }
+    fra.me.REG[3] = ATTR_abstractmetamodel___MMModule____public_modules(fra.me.REG[0]);
+    REGB2 = TAG_Bool(ATTR_abstractmetamodel___MMModule____public_modules(fra.me.REG[1])!=NIT_NULL);
+    if (UNTAG_Bool(REGB2)) {
+    } else {
+      fprintf(stderr, "Uninitialized attribute %s", "_public_modules");
+      fprintf(stderr, " (%s:%d)\n", LOCATE_abstractmetamodel, 176);
+      nit_exit(1);
+    }
+    fra.me.REG[2] = ATTR_abstractmetamodel___MMModule____public_modules(fra.me.REG[1]);
+    CALL_abstract_collection___SimpleCollection___add_all(fra.me.REG[3])(fra.me.REG[3], fra.me.REG[2]);
+    REGB2 = TAG_Bool(ATTR_abstractmetamodel___MMModule____private_modules(fra.me.REG[0])!=NIT_NULL);
+    /* ./metamodel//abstractmetamodel.nit:177 */
+    if (UNTAG_Bool(REGB2)) {
+    } else {
+      fprintf(stderr, "Uninitialized attribute %s", "_private_modules");
+      fprintf(stderr, " (%s:%d)\n", LOCATE_abstractmetamodel, 177);
+      nit_exit(1);
+    }
+    fra.me.REG[2] = ATTR_abstractmetamodel___MMModule____private_modules(fra.me.REG[0]);
+    REGB2 = TAG_Bool(ATTR_abstractmetamodel___MMModule____private_modules(fra.me.REG[1])!=NIT_NULL);
+    if (UNTAG_Bool(REGB2)) {
+    } else {
+      fprintf(stderr, "Uninitialized attribute %s", "_private_modules");
+      fprintf(stderr, " (%s:%d)\n", LOCATE_abstractmetamodel, 177);
+      nit_exit(1);
+    }
+    fra.me.REG[3] = ATTR_abstractmetamodel___MMModule____private_modules(fra.me.REG[1]);
+    CALL_abstract_collection___SimpleCollection___add_all(fra.me.REG[2])(fra.me.REG[2], fra.me.REG[3]);
+  } else {
+    REGB2 = TAG_Int(1);
+    REGB1 = TAG_Bool(IS_EQUAL_OO(REGB0,REGB2));
+    /* ./metamodel//abstractmetamodel.nit:178 */
+    if (UNTAG_Bool(REGB1)) {
+    } else {
+      REGB2 = TAG_Bool((REGB0)==(REGB2));
+      REGB1 = REGB2;
+    /* ./metamodel//abstractmetamodel.nit:178 */
+    }
+    if (UNTAG_Bool(REGB1)) {
+      REGB1 = TAG_Bool(ATTR_abstractmetamodel___MMModule____public_modules(fra.me.REG[0])!=NIT_NULL);
+      /* ./metamodel//abstractmetamodel.nit:179 */
+      if (UNTAG_Bool(REGB1)) {
+      } else {
+        fprintf(stderr, "Uninitialized attribute %s", "_public_modules");
+        fprintf(stderr, " (%s:%d)\n", LOCATE_abstractmetamodel, 179);
+        nit_exit(1);
+      }
+      fra.me.REG[3] = ATTR_abstractmetamodel___MMModule____public_modules(fra.me.REG[0]);
+      CALL_abstract_collection___SimpleCollection___add(fra.me.REG[3])(fra.me.REG[3], fra.me.REG[1]);
+      REGB1 = TAG_Bool(ATTR_abstractmetamodel___MMModule____public_modules(fra.me.REG[0])!=NIT_NULL);
+      /* ./metamodel//abstractmetamodel.nit:180 */
+      if (UNTAG_Bool(REGB1)) {
+      } else {
+        fprintf(stderr, "Uninitialized attribute %s", "_public_modules");
+        fprintf(stderr, " (%s:%d)\n", LOCATE_abstractmetamodel, 180);
+        nit_exit(1);
+      }
+      fra.me.REG[3] = ATTR_abstractmetamodel___MMModule____public_modules(fra.me.REG[0]);
+      REGB1 = TAG_Bool(ATTR_abstractmetamodel___MMModule____intrude_modules(fra.me.REG[1])!=NIT_NULL);
+      if (UNTAG_Bool(REGB1)) {
+      } else {
+        fprintf(stderr, "Uninitialized attribute %s", "_intrude_modules");
+        fprintf(stderr, " (%s:%d)\n", LOCATE_abstractmetamodel, 180);
+        nit_exit(1);
+      }
+      fra.me.REG[2] = ATTR_abstractmetamodel___MMModule____intrude_modules(fra.me.REG[1]);
+      CALL_abstract_collection___SimpleCollection___add_all(fra.me.REG[3])(fra.me.REG[3], fra.me.REG[2]);
+      REGB1 = TAG_Bool(ATTR_abstractmetamodel___MMModule____public_modules(fra.me.REG[0])!=NIT_NULL);
+      /* ./metamodel//abstractmetamodel.nit:181 */
+      if (UNTAG_Bool(REGB1)) {
+      } else {
+        fprintf(stderr, "Uninitialized attribute %s", "_public_modules");
+        fprintf(stderr, " (%s:%d)\n", LOCATE_abstractmetamodel, 181);
+        nit_exit(1);
+      }
+      fra.me.REG[2] = ATTR_abstractmetamodel___MMModule____public_modules(fra.me.REG[0]);
+      REGB1 = TAG_Bool(ATTR_abstractmetamodel___MMModule____public_modules(fra.me.REG[1])!=NIT_NULL);
+      if (UNTAG_Bool(REGB1)) {
+      } else {
+        fprintf(stderr, "Uninitialized attribute %s", "_public_modules");
+        fprintf(stderr, " (%s:%d)\n", LOCATE_abstractmetamodel, 181);
+        nit_exit(1);
+      }
+      fra.me.REG[3] = ATTR_abstractmetamodel___MMModule____public_modules(fra.me.REG[1]);
+      CALL_abstract_collection___SimpleCollection___add_all(fra.me.REG[2])(fra.me.REG[2], fra.me.REG[3]);
+    } else {
+      REGB1 = TAG_Bool(ATTR_abstractmetamodel___MMModule____private_modules(fra.me.REG[0])!=NIT_NULL);
+      /* ./metamodel//abstractmetamodel.nit:183 */
+      if (UNTAG_Bool(REGB1)) {
+      } else {
+        fprintf(stderr, "Uninitialized attribute %s", "_private_modules");
+        fprintf(stderr, " (%s:%d)\n", LOCATE_abstractmetamodel, 183);
+        nit_exit(1);
+      }
+      fra.me.REG[3] = ATTR_abstractmetamodel___MMModule____private_modules(fra.me.REG[0]);
+      CALL_abstract_collection___SimpleCollection___add(fra.me.REG[3])(fra.me.REG[3], fra.me.REG[1]);
+      REGB1 = TAG_Bool(ATTR_abstractmetamodel___MMModule____private_modules(fra.me.REG[0])!=NIT_NULL);
+      /* ./metamodel//abstractmetamodel.nit:184 */
+      if (UNTAG_Bool(REGB1)) {
+      } else {
+        fprintf(stderr, "Uninitialized attribute %s", "_private_modules");
+        fprintf(stderr, " (%s:%d)\n", LOCATE_abstractmetamodel, 184);
+        nit_exit(1);
+      }
+      fra.me.REG[3] = ATTR_abstractmetamodel___MMModule____private_modules(fra.me.REG[0]);
+      REGB1 = TAG_Bool(ATTR_abstractmetamodel___MMModule____intrude_modules(fra.me.REG[1])!=NIT_NULL);
+      if (UNTAG_Bool(REGB1)) {
+      } else {
+        fprintf(stderr, "Uninitialized attribute %s", "_intrude_modules");
+        fprintf(stderr, " (%s:%d)\n", LOCATE_abstractmetamodel, 184);
+        nit_exit(1);
+      }
+      fra.me.REG[2] = ATTR_abstractmetamodel___MMModule____intrude_modules(fra.me.REG[1]);
+      CALL_abstract_collection___SimpleCollection___add_all(fra.me.REG[3])(fra.me.REG[3], fra.me.REG[2]);
+      REGB1 = TAG_Bool(ATTR_abstractmetamodel___MMModule____private_modules(fra.me.REG[0])!=NIT_NULL);
+      /* ./metamodel//abstractmetamodel.nit:185 */
+      if (UNTAG_Bool(REGB1)) {
+      } else {
+        fprintf(stderr, "Uninitialized attribute %s", "_private_modules");
+        fprintf(stderr, " (%s:%d)\n", LOCATE_abstractmetamodel, 185);
+        nit_exit(1);
+      }
+      fra.me.REG[0] = ATTR_abstractmetamodel___MMModule____private_modules(fra.me.REG[0]);
+      REGB1 = TAG_Bool(ATTR_abstractmetamodel___MMModule____public_modules(fra.me.REG[1])!=NIT_NULL);
+      if (UNTAG_Bool(REGB1)) {
+      } else {
+        fprintf(stderr, "Uninitialized attribute %s", "_public_modules");
+        fprintf(stderr, " (%s:%d)\n", LOCATE_abstractmetamodel, 185);
+        nit_exit(1);
+      }
+      fra.me.REG[1] = ATTR_abstractmetamodel___MMModule____public_modules(fra.me.REG[1]);
+      CALL_abstract_collection___SimpleCollection___add_all(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[1]);
     }
   }
-  return_label14: while(false);
-  tracehead = trace.prev;
+  stack_frame_head = fra.me.prev;
   return;
 }
-val_t abstractmetamodel___MMModule___visibility_for(val_t  self, val_t  param0) {
-  struct trace_t trace = {NULL, NULL, 200, LOCATE_abstractmetamodel___MMModule___visibility_for};
-  val_t variable[4];
-  struct WBT_ **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_abstractmetamodel;
-  /* Register variable[0]: Local variable */
-  variable[0] =  self;
-  /* Register variable[1]: Local variable */
-  variable[1] =  param0;
-  /* Register variable[2]: Method return value and escape marker */
-  /* Register variable[3]: Result */
-  variable[3] = TAG_Bool(( variable[1] /*m*/ == variable[0]) || (( variable[1] /*m*/ != NIT_NULL) && ((CALL_kernel___Object_____eqeq( variable[1] /*m*/)==kernel___Object_____eqeq)?(IS_EQUAL_NN( variable[1] /*m*/,variable[0])):(UNTAG_Bool(CALL_kernel___Object_____eqeq( variable[1] /*m*/)( variable[1] /*m*/, variable[0]) /*Object::==*/)))));
-  /* Ensure var variable[3]: Left 'or' operand*/
-  if (!UNTAG_Bool(variable[3])) { /* or */
-    /* Register variable[3]: Result */
-    variable[3] = ATTR_abstractmetamodel___MMModule____intrude_modules(variable[0]) /*MMModule::_intrude_modules*/;
-    /* Register variable[3]: Result */
-    variable[3] = CALL_abstract_collection___Collection___has(variable[3])(variable[3],  variable[1] /*m*/) /*Collection::has*/;
-  }
-  /* Register variable[3]: Result */
-  if (UNTAG_Bool(variable[3])) { /*if*/
-    variable[2] =  TAG_Int(3);
-    goto return_label15;
-  } else { /*if*/
-    /* Register variable[3]: Result */
-    variable[3] = ATTR_abstractmetamodel___MMModule____public_modules(variable[0]) /*MMModule::_public_modules*/;
-    /* Register variable[3]: Result */
-    variable[3] = CALL_abstract_collection___Collection___has(variable[3])(variable[3],  variable[1] /*m*/) /*Collection::has*/;
-    if (UNTAG_Bool(variable[3])) { /*if*/
-      variable[2] =  TAG_Int(2);
-      goto return_label15;
-    } else { /*if*/
-      /* Register variable[3]: Result */
-      variable[3] = ATTR_abstractmetamodel___MMModule____private_modules(variable[0]) /*MMModule::_private_modules*/;
-      /* Register variable[3]: Result */
-      variable[3] = CALL_abstract_collection___Collection___has(variable[3])(variable[3],  variable[1] /*m*/) /*Collection::has*/;
-      if (UNTAG_Bool(variable[3])) { /*if*/
-        variable[2] =  TAG_Int(1);
-        goto return_label15;
-      } else { /*if*/
-        variable[2] =  TAG_Int(0);
-        goto return_label15;
+val_t abstractmetamodel___MMModule___visibility_for(val_t p0, val_t p1){
+  struct {struct stack_frame_t me; val_t MORE_REG[2];} fra;
+  val_t REGB0;
+  val_t REGB1;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_abstractmetamodel;
+  fra.me.line = 190;
+  fra.me.meth = LOCATE_abstractmetamodel___MMModule___visibility_for;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 3;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[1] = NIT_NULL;
+  fra.me.REG[2] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  fra.me.REG[1] = p1;
+  REGB0 = TAG_Bool(IS_EQUAL_OO(fra.me.REG[1],fra.me.REG[0]));
+  /* ./metamodel//abstractmetamodel.nit:197 */
+  if (UNTAG_Bool(REGB0)) {
+  } else {
+    REGB1 = CALL_kernel___Object_____eqeq(fra.me.REG[1])(fra.me.REG[1], fra.me.REG[0]);
+    REGB0 = REGB1;
+  }
+  if (UNTAG_Bool(REGB0)) {
+    REGB0 = TAG_Bool(true);
+  } else {
+    REGB1 = TAG_Bool(ATTR_abstractmetamodel___MMModule____intrude_modules(fra.me.REG[0])!=NIT_NULL);
+    if (UNTAG_Bool(REGB1)) {
+    } else {
+      fprintf(stderr, "Uninitialized attribute %s", "_intrude_modules");
+      fprintf(stderr, " (%s:%d)\n", LOCATE_abstractmetamodel, 197);
+      nit_exit(1);
+    }
+    fra.me.REG[2] = ATTR_abstractmetamodel___MMModule____intrude_modules(fra.me.REG[0]);
+    REGB1 = CALL_abstract_collection___Collection___has(fra.me.REG[2])(fra.me.REG[2], fra.me.REG[1]);
+    REGB0 = REGB1;
+  }
+  if (UNTAG_Bool(REGB0)) {
+    REGB0 = TAG_Int(3);
+    /* ./metamodel//abstractmetamodel.nit:198 */
+    goto label1;
+  } else {
+    REGB1 = TAG_Bool(ATTR_abstractmetamodel___MMModule____public_modules(fra.me.REG[0])!=NIT_NULL);
+    /* ./metamodel//abstractmetamodel.nit:199 */
+    if (UNTAG_Bool(REGB1)) {
+    } else {
+      fprintf(stderr, "Uninitialized attribute %s", "_public_modules");
+      fprintf(stderr, " (%s:%d)\n", LOCATE_abstractmetamodel, 199);
+      nit_exit(1);
+    }
+    fra.me.REG[2] = ATTR_abstractmetamodel___MMModule____public_modules(fra.me.REG[0]);
+    REGB1 = CALL_abstract_collection___Collection___has(fra.me.REG[2])(fra.me.REG[2], fra.me.REG[1]);
+    if (UNTAG_Bool(REGB1)) {
+      REGB1 = TAG_Int(2);
+      REGB0 = REGB1;
+      /* ./metamodel//abstractmetamodel.nit:200 */
+      goto label1;
+    } else {
+      REGB1 = TAG_Bool(ATTR_abstractmetamodel___MMModule____private_modules(fra.me.REG[0])!=NIT_NULL);
+      /* ./metamodel//abstractmetamodel.nit:201 */
+      if (UNTAG_Bool(REGB1)) {
+      } else {
+        fprintf(stderr, "Uninitialized attribute %s", "_private_modules");
+        fprintf(stderr, " (%s:%d)\n", LOCATE_abstractmetamodel, 201);
+        nit_exit(1);
+      }
+      fra.me.REG[0] = ATTR_abstractmetamodel___MMModule____private_modules(fra.me.REG[0]);
+      REGB1 = CALL_abstract_collection___Collection___has(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[1]);
+      if (UNTAG_Bool(REGB1)) {
+        REGB1 = TAG_Int(1);
+        REGB0 = REGB1;
+        /* ./metamodel//abstractmetamodel.nit:202 */
+        goto label1;
+      } else {
+        REGB1 = TAG_Int(0);
+        REGB0 = REGB1;
+        /* ./metamodel//abstractmetamodel.nit:204 */
+        goto label1;
       }
     }
   }
-  return_label15: while(false);
-  tracehead = trace.prev;
-  return variable[2];
-}
-val_t abstractmetamodel___MMModule_____bra(val_t  self, val_t  param0) {
-  struct trace_t trace = {NULL, NULL, 219, LOCATE_abstractmetamodel___MMModule_____bra};
-  val_t variable[4];
-  struct WBT_ **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_abstractmetamodel;
-  /* Register variable[0]: Local variable */
-  variable[0] =  self;
-  /* Register variable[1]: Local variable */
-  variable[1] =  param0;
-  /* Register variable[2]: Method return value and escape marker */
-  /* Register variable[3]: Result */
-  variable[3] = ATTR_abstractmetamodel___MMModule____local_class_by_global(variable[0]) /*MMModule::_local_class_by_global*/;
-  /* Register variable[3]: Result */
-  variable[3] = TAG_Bool(!UNTAG_Bool(TAG_Bool((variable[3] ==  NIT_NULL /*null*/) || ((variable[3] != NIT_NULL) && ((CALL_kernel___Object_____eqeq(variable[3])==kernel___Object_____eqeq)?(IS_EQUAL_NN(variable[3], NIT_NULL /*null*/)):(UNTAG_Bool(CALL_kernel___Object_____eqeq(variable[3])(variable[3],  NIT_NULL /*null*/) /*Object::==*/)))))));
-  if (!UNTAG_Bool(variable[3])) { fprintf(stderr, "Assert%s failed", ""); fprintf(stderr, " in %s (%s:%d)\n", LOCATE_abstractmetamodel___MMModule_____bra, LOCATE_abstractmetamodel, 222); nit_exit(1);}
-  /* Register variable[3]: Result */
-  variable[3] = TAG_Bool(!UNTAG_Bool(TAG_Bool(( variable[1] /*c*/ ==  NIT_NULL /*null*/) || (( variable[1] /*c*/ != NIT_NULL) && ((CALL_kernel___Object_____eqeq( variable[1] /*c*/)==kernel___Object_____eqeq)?(IS_EQUAL_NN( variable[1] /*c*/, NIT_NULL /*null*/)):(UNTAG_Bool(CALL_kernel___Object_____eqeq( variable[1] /*c*/)( variable[1] /*c*/,  NIT_NULL /*null*/) /*Object::==*/)))))));
-  if (!UNTAG_Bool(variable[3])) { fprintf(stderr, "Assert%s failed", ""); fprintf(stderr, " in %s (%s:%d)\n", LOCATE_abstractmetamodel___MMModule_____bra, LOCATE_abstractmetamodel, 223); nit_exit(1);}
-  /* Register variable[3]: Result */
-  variable[3] = ATTR_abstractmetamodel___MMModule____local_class_by_global(variable[0]) /*MMModule::_local_class_by_global*/;
-  /* Register variable[3]: Result */
-  variable[3] = CALL_abstract_collection___MapRead_____bra(variable[3])(variable[3],  variable[1] /*c*/) /*MapRead::[]*/;
-  variable[2] = variable[3];
-  goto return_label16;
-  return_label16: while(false);
-  tracehead = trace.prev;
-  return variable[2];
-}
-val_t abstractmetamodel___MMModule___class_by_name(val_t  self, val_t  param0) {
-  struct trace_t trace = {NULL, NULL, 227, LOCATE_abstractmetamodel___MMModule___class_by_name};
-  val_t variable[4];
-  struct WBT_ **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_abstractmetamodel;
-  /* Register variable[0]: Local variable */
-  variable[0] =  self;
-  /* Register variable[1]: Local variable */
-  variable[1] =  param0;
-  /* Register variable[2]: Method return value and escape marker */
-  /* Register variable[3]: Result */
-  variable[3] = ATTR_abstractmetamodel___MMModule____global_class_by_name(variable[0]) /*MMModule::_global_class_by_name*/;
-  /* Register variable[3]: Result */
-  variable[3] = CALL_abstract_collection___MapRead_____bra(variable[3])(variable[3],  variable[1] /*n*/) /*MapRead::[]*/;
-  /* Register variable[3]: Result */
-  variable[3] = CALL_abstractmetamodel___MMModule_____bra(variable[0])(variable[0], variable[3]) /*MMModule::[]*/;
-  variable[2] = variable[3];
-  goto return_label17;
-  return_label17: while(false);
-  tracehead = trace.prev;
-  return variable[2];
-}
-val_t abstractmetamodel___MMModule___has_global_class_named(val_t  self, val_t  param0) {
-  struct trace_t trace = {NULL, NULL, 233, LOCATE_abstractmetamodel___MMModule___has_global_class_named};
-  val_t variable[4];
-  struct WBT_ **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_abstractmetamodel;
-  /* Register variable[0]: Local variable */
-  variable[0] =  self;
-  /* Register variable[1]: Local variable */
-  variable[1] =  param0;
-  /* Register variable[2]: Method return value and escape marker */
-  /* Register variable[3]: Result */
-  variable[3] = ATTR_abstractmetamodel___MMModule____global_class_by_name(variable[0]) /*MMModule::_global_class_by_name*/;
-  /* Register variable[3]: Result */
-  variable[3] = CALL_abstract_collection___MapRead___has_key(variable[3])(variable[3],  variable[1] /*n*/) /*MapRead::has_key*/;
-  variable[2] = variable[3];
-  goto return_label18;
-  return_label18: while(false);
-  tracehead = trace.prev;
-  return variable[2];
-}
-val_t abstractmetamodel___MMModule___global_class_named(val_t  self, val_t  param0) {
-  struct trace_t trace = {NULL, NULL, 239, LOCATE_abstractmetamodel___MMModule___global_class_named};
-  val_t variable[4];
-  struct WBT_ **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_abstractmetamodel;
-  /* Register variable[0]: Local variable */
-  variable[0] =  self;
-  /* Register variable[1]: Local variable */
-  variable[1] =  param0;
-  /* Register variable[2]: Method return value and escape marker */
-  /* Register variable[3]: Result */
-  variable[3] = ATTR_abstractmetamodel___MMModule____global_class_by_name(variable[0]) /*MMModule::_global_class_by_name*/;
-  /* Register variable[3]: Result */
-  variable[3] = CALL_abstract_collection___MapRead_____bra(variable[3])(variable[3],  variable[1] /*n*/) /*MapRead::[]*/;
-  variable[2] = variable[3];
-  goto return_label19;
-  return_label19: while(false);
-  tracehead = trace.prev;
-  return variable[2];
-}
-void abstractmetamodel___MMModule___set_supers_class(val_t  self, val_t  param0, val_t  param1) {
-  struct trace_t trace = {NULL, NULL, 248, LOCATE_abstractmetamodel___MMModule___set_supers_class};
-  val_t variable[7];
-  struct WBT_ **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_abstractmetamodel;
-  /* Register variable[0]: Local variable */
-  variable[0] =  self;
-  /* Register variable[1]: Local variable */
-  variable[1] =  param0;
-  /* Register variable[2]: Local variable */
-  variable[2] =  param1;
-  /* Register variable[3]: Method return value and escape marker */
-  /* Register variable[4]: Result */
-  variable[4] = TAG_Bool(!UNTAG_Bool(TAG_Bool(( variable[2] /*supers*/ ==  NIT_NULL /*null*/) || (( variable[2] /*supers*/ != NIT_NULL) && ((CALL_kernel___Object_____eqeq( variable[2] /*supers*/)==kernel___Object_____eqeq)?(IS_EQUAL_NN( variable[2] /*supers*/, NIT_NULL /*null*/)):(UNTAG_Bool(CALL_kernel___Object_____eqeq( variable[2] /*supers*/)( variable[2] /*supers*/,  NIT_NULL /*null*/) /*Object::==*/)))))));
-  if (!UNTAG_Bool(variable[4])) { fprintf(stderr, "Assert%s failed", ""); fprintf(stderr, " in %s (%s:%d)\n", LOCATE_abstractmetamodel___MMModule___set_supers_class, LOCATE_abstractmetamodel, 251); nit_exit(1);}
-  /* Register variable[4]: Local variable */
-  /* Register variable[5]: Result */
-  variable[5] = ATTR_abstractmetamodel___MMModule____class_specialization_hierarchy(variable[0]) /*MMModule::_class_specialization_hierarchy*/;
-  /* Register variable[5]: Result */
-  variable[5] = CALL_partial_order___PartialOrder___select_smallests(variable[5])(variable[5],  variable[2] /*supers*/) /*PartialOrder::select_smallests*/;
-  variable[4] = variable[5];
-  /* Register variable[5]: Result */
-  variable[5] = ATTR_abstractmetamodel___MMModule____class_specialization_hierarchy(variable[0]) /*MMModule::_class_specialization_hierarchy*/;
-  /* Register variable[5]: Result */
-  variable[5] = CALL_partial_order___PartialOrder___add(variable[5])(variable[5],  variable[1] /*c*/,  variable[4] /*tab*/) /*PartialOrder::add*/;
-  ATTR_abstractmetamodel___MMLocalClass____cshe( variable[1] /*c*/) /*MMLocalClass::_cshe*/ = variable[5];
-  /* Register variable[5]: Local variable */
-  /* Register variable[6]: Result */
-  variable[6] = CALL_abstractmetamodel___MMLocalClass___crhe( variable[1] /*c*/)( variable[1] /*c*/) /*MMLocalClass::crhe*/;
-  /* Register variable[6]: Result */
-  variable[6] = CALL_partial_order___PartialOrderElement___direct_greaters(variable[6])(variable[6]) /*PartialOrderElement::direct_greaters*/;
-  /* Register variable[6]: Result */
-  variable[6] = CALL_array___Collection___to_a(variable[6])(variable[6]) /*Collection::to_a*/;
-  variable[5] = variable[6];
-  CALL_abstract_collection___SimpleCollection___add_all( variable[5] /*tab_all*/)( variable[5] /*tab_all*/,  variable[4] /*tab*/) /*SimpleCollection::add_all*/;
-  /* Register variable[6]: Result */
-  variable[6] = CALL_abstractmetamodel___MMModule___context(variable[0])(variable[0]) /*MMModule::context*/;
-  CALL_abstractmetamodel___MMContext___add_local_class(variable[6])(variable[6],  variable[1] /*c*/,  variable[5] /*tab_all*/) /*MMContext::add_local_class*/;
-  return_label20: while(false);
-  tracehead = trace.prev;
+  label1: while(0);
+  stack_frame_head = fra.me.prev;
+  return REGB0;
+}
+val_t abstractmetamodel___MMModule_____bra(val_t p0, val_t p1){
+  struct {struct stack_frame_t me; val_t MORE_REG[1];} fra;
+  val_t REGB0;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_abstractmetamodel;
+  fra.me.line = 209;
+  fra.me.meth = LOCATE_abstractmetamodel___MMModule_____bra;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 2;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[1] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  fra.me.REG[1] = p1;
+  REGB0 = TAG_Bool(ATTR_abstractmetamodel___MMModule____local_class_by_global(fra.me.REG[0])!=NIT_NULL);
+  /* ./metamodel//abstractmetamodel.nit:212 */
+  if (UNTAG_Bool(REGB0)) {
+  } else {
+    fprintf(stderr, "Uninitialized attribute %s", "_local_class_by_global");
+    fprintf(stderr, " (%s:%d)\n", LOCATE_abstractmetamodel, 212);
+    nit_exit(1);
+  }
+  fra.me.REG[0] = ATTR_abstractmetamodel___MMModule____local_class_by_global(fra.me.REG[0]);
+  fra.me.REG[1] = CALL_abstract_collection___MapRead_____bra(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[1]);
+  goto label1;
+  label1: while(0);
+  stack_frame_head = fra.me.prev;
+  return fra.me.REG[1];
+}
+val_t abstractmetamodel___MMModule___class_by_name(val_t p0, val_t p1){
+  struct {struct stack_frame_t me; val_t MORE_REG[2];} fra;
+  val_t REGB0;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_abstractmetamodel;
+  fra.me.line = 215;
+  fra.me.meth = LOCATE_abstractmetamodel___MMModule___class_by_name;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 3;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[1] = NIT_NULL;
+  fra.me.REG[2] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  fra.me.REG[1] = p1;
+  REGB0 = TAG_Bool(ATTR_abstractmetamodel___MMModule____global_class_by_name(fra.me.REG[0])!=NIT_NULL);
+  /* ./metamodel//abstractmetamodel.nit:218 */
+  if (UNTAG_Bool(REGB0)) {
+  } else {
+    fprintf(stderr, "Uninitialized attribute %s", "_global_class_by_name");
+    fprintf(stderr, " (%s:%d)\n", LOCATE_abstractmetamodel, 218);
+    nit_exit(1);
+  }
+  fra.me.REG[2] = ATTR_abstractmetamodel___MMModule____global_class_by_name(fra.me.REG[0]);
+  fra.me.REG[1] = CALL_abstract_collection___MapRead_____bra(fra.me.REG[2])(fra.me.REG[2], fra.me.REG[1]);
+  fra.me.REG[1] = CALL_abstractmetamodel___MMModule_____bra(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[1]);
+  goto label1;
+  label1: while(0);
+  stack_frame_head = fra.me.prev;
+  return fra.me.REG[1];
+}
+val_t abstractmetamodel___MMModule___has_global_class_named(val_t p0, val_t p1){
+  struct {struct stack_frame_t me; val_t MORE_REG[1];} fra;
+  val_t REGB0;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_abstractmetamodel;
+  fra.me.line = 221;
+  fra.me.meth = LOCATE_abstractmetamodel___MMModule___has_global_class_named;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 2;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[1] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  fra.me.REG[1] = p1;
+  REGB0 = TAG_Bool(ATTR_abstractmetamodel___MMModule____global_class_by_name(fra.me.REG[0])!=NIT_NULL);
+  /* ./metamodel//abstractmetamodel.nit:224 */
+  if (UNTAG_Bool(REGB0)) {
+  } else {
+    fprintf(stderr, "Uninitialized attribute %s", "_global_class_by_name");
+    fprintf(stderr, " (%s:%d)\n", LOCATE_abstractmetamodel, 224);
+    nit_exit(1);
+  }
+  fra.me.REG[0] = ATTR_abstractmetamodel___MMModule____global_class_by_name(fra.me.REG[0]);
+  REGB0 = CALL_abstract_collection___MapRead___has_key(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[1]);
+  goto label1;
+  label1: while(0);
+  stack_frame_head = fra.me.prev;
+  return REGB0;
+}
+val_t abstractmetamodel___MMModule___global_class_named(val_t p0, val_t p1){
+  struct {struct stack_frame_t me; val_t MORE_REG[1];} fra;
+  val_t REGB0;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_abstractmetamodel;
+  fra.me.line = 227;
+  fra.me.meth = LOCATE_abstractmetamodel___MMModule___global_class_named;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 2;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[1] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  fra.me.REG[1] = p1;
+  REGB0 = TAG_Bool(ATTR_abstractmetamodel___MMModule____global_class_by_name(fra.me.REG[0])!=NIT_NULL);
+  /* ./metamodel//abstractmetamodel.nit:231 */
+  if (UNTAG_Bool(REGB0)) {
+  } else {
+    fprintf(stderr, "Uninitialized attribute %s", "_global_class_by_name");
+    fprintf(stderr, " (%s:%d)\n", LOCATE_abstractmetamodel, 231);
+    nit_exit(1);
+  }
+  fra.me.REG[0] = ATTR_abstractmetamodel___MMModule____global_class_by_name(fra.me.REG[0]);
+  fra.me.REG[1] = CALL_abstract_collection___MapRead_____bra(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[1]);
+  goto label1;
+  label1: while(0);
+  stack_frame_head = fra.me.prev;
+  return fra.me.REG[1];
+}
+void abstractmetamodel___MMModule___set_supers_class(val_t p0, val_t p1, val_t p2){
+  struct {struct stack_frame_t me; val_t MORE_REG[3];} fra;
+  val_t REGB0;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_abstractmetamodel;
+  fra.me.line = 236;
+  fra.me.meth = LOCATE_abstractmetamodel___MMModule___set_supers_class;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 4;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[1] = NIT_NULL;
+  fra.me.REG[2] = NIT_NULL;
+  fra.me.REG[3] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  fra.me.REG[1] = p1;
+  fra.me.REG[2] = p2;
+  REGB0 = TAG_Bool(ATTR_abstractmetamodel___MMModule____class_specialization_hierarchy(fra.me.REG[0])!=NIT_NULL);
+  /* ./metamodel//abstractmetamodel.nit:239 */
+  if (UNTAG_Bool(REGB0)) {
+  } else {
+    fprintf(stderr, "Uninitialized attribute %s", "_class_specialization_hierarchy");
+    fprintf(stderr, " (%s:%d)\n", LOCATE_abstractmetamodel, 239);
+    nit_exit(1);
+  }
+  fra.me.REG[3] = ATTR_abstractmetamodel___MMModule____class_specialization_hierarchy(fra.me.REG[0]);
+  fra.me.REG[2] = CALL_partial_order___PartialOrder___select_smallests(fra.me.REG[3])(fra.me.REG[3], fra.me.REG[2]);
+  REGB0 = TAG_Bool(ATTR_abstractmetamodel___MMModule____class_specialization_hierarchy(fra.me.REG[0])!=NIT_NULL);
+  /* ./metamodel//abstractmetamodel.nit:240 */
+  if (UNTAG_Bool(REGB0)) {
+  } else {
+    fprintf(stderr, "Uninitialized attribute %s", "_class_specialization_hierarchy");
+    fprintf(stderr, " (%s:%d)\n", LOCATE_abstractmetamodel, 240);
+    nit_exit(1);
+  }
+  fra.me.REG[3] = ATTR_abstractmetamodel___MMModule____class_specialization_hierarchy(fra.me.REG[0]);
+  fra.me.REG[3] = CALL_partial_order___PartialOrder___add(fra.me.REG[3])(fra.me.REG[3], fra.me.REG[1], fra.me.REG[2]);
+  ATTR_abstractmetamodel___MMLocalClass____cshe(fra.me.REG[1]) = fra.me.REG[3];
+  fra.me.REG[3] = CALL_abstractmetamodel___MMLocalClass___crhe(fra.me.REG[1])(fra.me.REG[1]);
+  fra.me.REG[3] = CALL_partial_order___PartialOrderElement___direct_greaters(fra.me.REG[3])(fra.me.REG[3]);
+  fra.me.REG[3] = CALL_array___Collection___to_a(fra.me.REG[3])(fra.me.REG[3]);
+  /* ./metamodel//abstractmetamodel.nit:242 */
+  CALL_abstract_collection___SimpleCollection___add_all(fra.me.REG[3])(fra.me.REG[3], fra.me.REG[2]);
+  fra.me.REG[0] = CALL_abstractmetamodel___MMModule___context(fra.me.REG[0])(fra.me.REG[0]);
+  /* ./metamodel//abstractmetamodel.nit:243 */
+  CALL_abstractmetamodel___MMContext___add_local_class(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[1], fra.me.REG[3]);
+  stack_frame_head = fra.me.prev;
   return;
 }
-void abstractmetamodel___MMModule___register_global_class(val_t  self, val_t  param0) {
-  struct trace_t trace = {NULL, NULL, 259, LOCATE_abstractmetamodel___MMModule___register_global_class};
-  val_t variable[5];
-  struct WBT_ **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_abstractmetamodel;
-  /* Register variable[0]: Local variable */
-  variable[0] =  self;
-  /* Register variable[1]: Local variable */
-  variable[1] =  param0;
-  /* Register variable[2]: Method return value and escape marker */
-  /* Register variable[3]: Result */
-  variable[3] = CALL_abstractmetamodel___MMLocalClass___global( variable[1] /*c*/)( variable[1] /*c*/) /*MMLocalClass::global*/;
-  /* Register variable[3]: Result */
-  variable[3] = TAG_Bool(!UNTAG_Bool(TAG_Bool((variable[3] ==  NIT_NULL /*null*/) || ((variable[3] != NIT_NULL) && ((CALL_kernel___Object_____eqeq(variable[3])==kernel___Object_____eqeq)?(IS_EQUAL_NN(variable[3], NIT_NULL /*null*/)):(UNTAG_Bool(CALL_kernel___Object_____eqeq(variable[3])(variable[3],  NIT_NULL /*null*/) /*Object::==*/)))))));
-  if (!UNTAG_Bool(variable[3])) { fprintf(stderr, "Assert%s failed", ""); fprintf(stderr, " in %s (%s:%d)\n", LOCATE_abstractmetamodel___MMModule___register_global_class, LOCATE_abstractmetamodel, 262); nit_exit(1);}
-  /* Register variable[3]: Result */
-  variable[3] = ATTR_abstractmetamodel___MMModule____local_class_by_global(variable[0]) /*MMModule::_local_class_by_global*/;
-  /* Register variable[4]: Result */
-  variable[4] = CALL_abstractmetamodel___MMLocalClass___global( variable[1] /*c*/)( variable[1] /*c*/) /*MMLocalClass::global*/;
-  CALL_abstract_collection___Map_____braeq(variable[3])(variable[3], variable[4],  variable[1] /*c*/) /*Map::[]=*/;
-  return_label21: while(false);
-  tracehead = trace.prev;
+void abstractmetamodel___MMModule___register_global_class(val_t p0, val_t p1){
+  struct {struct stack_frame_t me; val_t MORE_REG[2];} fra;
+  val_t REGB0;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_abstractmetamodel;
+  fra.me.line = 246;
+  fra.me.meth = LOCATE_abstractmetamodel___MMModule___register_global_class;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 3;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[1] = NIT_NULL;
+  fra.me.REG[2] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  fra.me.REG[1] = p1;
+  REGB0 = TAG_Bool(ATTR_abstractmetamodel___MMModule____local_class_by_global(fra.me.REG[0])!=NIT_NULL);
+  /* ./metamodel//abstractmetamodel.nit:249 */
+  if (UNTAG_Bool(REGB0)) {
+  } else {
+    fprintf(stderr, "Uninitialized attribute %s", "_local_class_by_global");
+    fprintf(stderr, " (%s:%d)\n", LOCATE_abstractmetamodel, 249);
+    nit_exit(1);
+  }
+  fra.me.REG[0] = ATTR_abstractmetamodel___MMModule____local_class_by_global(fra.me.REG[0]);
+  fra.me.REG[2] = CALL_abstractmetamodel___MMLocalClass___global(fra.me.REG[1])(fra.me.REG[1]);
+  CALL_abstract_collection___Map_____braeq(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[2], fra.me.REG[1]);
+  stack_frame_head = fra.me.prev;
   return;
 }
-val_t abstractmetamodel___MMGlobalClass___to_s(val_t  self) {
-  struct trace_t trace = {NULL, NULL, 294, LOCATE_abstractmetamodel___MMGlobalClass___to_s};
-  val_t variable[3];
-  struct WBT_ **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_abstractmetamodel;
-  /* Register variable[0]: Local variable */
-  variable[0] =  self;
-  /* Register variable[1]: Method return value and escape marker */
-  /* Register variable[2]: Result */
-  variable[2] = CALL_abstractmetamodel___MMGlobalClass___intro(variable[0])(variable[0]) /*MMGlobalClass::intro*/;
-  /* Register variable[2]: Result */
-  variable[2] = CALL_string___Object___to_s(variable[2])(variable[2]) /*MMLocalClass::to_s*/;
-  variable[1] = variable[2];
-  goto return_label22;
-  return_label22: while(false);
-  tracehead = trace.prev;
-  return variable[1];
-}
-val_t abstractmetamodel___MMGlobalClass___intro(val_t  self) {
-  struct trace_t trace = {NULL, NULL, 268, LOCATE_abstractmetamodel___MMGlobalClass___intro};
-  val_t *variable = NULL;
-  struct WBT_ **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_abstractmetamodel;
-  tracehead = trace.prev;
-  return ATTR_abstractmetamodel___MMGlobalClass____intro( self) /*MMGlobalClass::_intro*/;
-}
-val_t abstractmetamodel___MMGlobalClass___class_refinement_hierarchy(val_t  self) {
-  struct trace_t trace = {NULL, NULL, 271, LOCATE_abstractmetamodel___MMGlobalClass___class_refinement_hierarchy};
-  val_t *variable = NULL;
-  struct WBT_ **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_abstractmetamodel;
-  tracehead = trace.prev;
-  return ATTR_abstractmetamodel___MMGlobalClass____class_refinement_hierarchy( self) /*MMGlobalClass::_class_refinement_hierarchy*/;
-}
-void abstractmetamodel___MMGlobalClass___init(val_t  self, val_t  param0, int* init_table) {
-  struct trace_t trace = {NULL, NULL, 275, LOCATE_abstractmetamodel___MMGlobalClass___init};
-  val_t variable[4];
-  struct WBT_ **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_abstractmetamodel;
-  /* Register variable[0]: Local variable */
-  variable[0] =  self;
-  /* Register variable[1]: Local variable */
-  variable[1] =  param0;
-  if (init_table[VAL2OBJ(variable[0])->vft[INIT_TABLE_POS_MMGlobalClass].i]) return;
-  /* Register variable[2]: Method return value and escape marker */
-  ATTR_abstractmetamodel___MMGlobalClass____intro(variable[0]) /*MMGlobalClass::_intro*/ =  variable[1] /*c*/;
-  /* Register variable[3]: Result */
-  variable[3] = CALL_abstractmetamodel___MMLocalClass___context( variable[1] /*c*/)( variable[1] /*c*/) /*MMLocalClass::context*/;
-  CALL_abstractmetamodel___MMContext___add_global_class(variable[3])(variable[3], variable[0]) /*MMContext::add_global_class*/;
-  return_label23: while(false);
-  init_table[VAL2OBJ(variable[0])->vft[INIT_TABLE_POS_MMGlobalClass].i] = 1;
-  tracehead = trace.prev;
+val_t abstractmetamodel___MMGlobalClass___to_s(val_t p0){
+  struct {struct stack_frame_t me;} fra;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_abstractmetamodel;
+  fra.me.line = 280;
+  fra.me.meth = LOCATE_abstractmetamodel___MMGlobalClass___to_s;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 1;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  fra.me.REG[0] = CALL_abstractmetamodel___MMGlobalClass___intro(fra.me.REG[0])(fra.me.REG[0]);
+  fra.me.REG[0] = CALL_string___Object___to_s(fra.me.REG[0])(fra.me.REG[0]);
+  /* ./metamodel//abstractmetamodel.nit:282 */
+  goto label1;
+  label1: while(0);
+  stack_frame_head = fra.me.prev;
+  return fra.me.REG[0];
+}
+val_t abstractmetamodel___MMGlobalClass___intro(val_t p0){
+  struct {struct stack_frame_t me;} fra;
+  val_t REGB0;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_abstractmetamodel;
+  fra.me.line = 254;
+  fra.me.meth = LOCATE_abstractmetamodel___MMGlobalClass___intro;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 1;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  REGB0 = TAG_Bool(ATTR_abstractmetamodel___MMGlobalClass____intro(fra.me.REG[0])!=NIT_NULL);
+  /* ./metamodel//abstractmetamodel.nit:254 */
+  if (UNTAG_Bool(REGB0)) {
+  } else {
+    fprintf(stderr, "Uninitialized attribute %s", "_intro");
+    fprintf(stderr, " (%s:%d)\n", LOCATE_abstractmetamodel, 254);
+    nit_exit(1);
+  }
+  fra.me.REG[0] = ATTR_abstractmetamodel___MMGlobalClass____intro(fra.me.REG[0]);
+  stack_frame_head = fra.me.prev;
+  return fra.me.REG[0];
+}
+val_t abstractmetamodel___MMGlobalClass___class_refinement_hierarchy(val_t p0){
+  struct {struct stack_frame_t me;} fra;
+  val_t REGB0;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_abstractmetamodel;
+  fra.me.line = 257;
+  fra.me.meth = LOCATE_abstractmetamodel___MMGlobalClass___class_refinement_hierarchy;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 1;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  REGB0 = TAG_Bool(ATTR_abstractmetamodel___MMGlobalClass____class_refinement_hierarchy(fra.me.REG[0])!=NIT_NULL);
+  /* ./metamodel//abstractmetamodel.nit:257 */
+  if (UNTAG_Bool(REGB0)) {
+  } else {
+    fprintf(stderr, "Uninitialized attribute %s", "_class_refinement_hierarchy");
+    fprintf(stderr, " (%s:%d)\n", LOCATE_abstractmetamodel, 257);
+    nit_exit(1);
+  }
+  fra.me.REG[0] = ATTR_abstractmetamodel___MMGlobalClass____class_refinement_hierarchy(fra.me.REG[0]);
+  stack_frame_head = fra.me.prev;
+  return fra.me.REG[0];
+}
+void abstractmetamodel___MMGlobalClass___init(val_t p0, val_t p1, int* init_table){
+  int itpos3 = VAL2OBJ(p0)->vft[INIT_TABLE_POS_MMGlobalClass].i;
+  struct {struct stack_frame_t me; val_t MORE_REG[1];} fra;
+  val_t tmp;
+  if (init_table[itpos3]) return;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_abstractmetamodel;
+  fra.me.line = 261;
+  fra.me.meth = LOCATE_abstractmetamodel___MMGlobalClass___init;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 2;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[1] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  fra.me.REG[1] = p1;
+  /* ./metamodel//abstractmetamodel.nit:264 */
+  ATTR_abstractmetamodel___MMGlobalClass____intro(fra.me.REG[0]) = fra.me.REG[1];
+  fra.me.REG[1] = CALL_abstractmetamodel___MMLocalClass___context(fra.me.REG[1])(fra.me.REG[1]);
+  /* ./metamodel//abstractmetamodel.nit:265 */
+  CALL_abstractmetamodel___MMContext___add_global_class(fra.me.REG[1])(fra.me.REG[1], fra.me.REG[0]);
+  stack_frame_head = fra.me.prev;
+  init_table[itpos3] = 1;
   return;
 }
-val_t abstractmetamodel___MMGlobalClass___name(val_t  self) {
-  struct trace_t trace = {NULL, NULL, 282, LOCATE_abstractmetamodel___MMGlobalClass___name};
-  val_t variable[3];
-  struct WBT_ **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_abstractmetamodel;
-  /* Register variable[0]: Local variable */
-  variable[0] =  self;
-  /* Register variable[1]: Method return value and escape marker */
-  /* Register variable[2]: Result */
-  variable[2] = CALL_abstractmetamodel___MMGlobalClass___intro(variable[0])(variable[0]) /*MMGlobalClass::intro*/;
-  /* Register variable[2]: Result */
-  variable[2] = CALL_abstractmetamodel___MMLocalClass___name(variable[2])(variable[2]) /*MMLocalClass::name*/;
-  variable[1] = variable[2];
-  goto return_label24;
-  return_label24: while(false);
-  tracehead = trace.prev;
-  return variable[1];
-}
-val_t abstractmetamodel___MMGlobalClass___module(val_t  self) {
-  struct trace_t trace = {NULL, NULL, 288, LOCATE_abstractmetamodel___MMGlobalClass___module};
-  val_t variable[3];
-  struct WBT_ **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_abstractmetamodel;
-  /* Register variable[0]: Local variable */
-  variable[0] =  self;
-  /* Register variable[1]: Method return value and escape marker */
-  /* Register variable[2]: Result */
-  variable[2] = CALL_abstractmetamodel___MMGlobalClass___intro(variable[0])(variable[0]) /*MMGlobalClass::intro*/;
-  /* Register variable[2]: Result */
-  variable[2] = CALL_abstractmetamodel___MMLocalClass___module(variable[2])(variable[2]) /*MMLocalClass::module*/;
-  variable[1] = variable[2];
-  goto return_label25;
-  return_label25: while(false);
-  tracehead = trace.prev;
-  return variable[1];
-}
-void abstractmetamodel___MMGlobalClass___register_local_class(val_t  self, val_t  param0) {
-  struct trace_t trace = {NULL, NULL, 299, LOCATE_abstractmetamodel___MMGlobalClass___register_local_class};
-  val_t variable[9];
-  struct WBT_ **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_abstractmetamodel;
-  /* Register variable[0]: Local variable */
-  variable[0] =  self;
-  /* Register variable[1]: Local variable */
-  variable[1] =  param0;
-  /* Register variable[2]: Method return value and escape marker */
-  /* Register variable[3]: Result */
-  variable[3] = CALL_abstractmetamodel___MMLocalClass___module( variable[1] /*c*/)( variable[1] /*c*/) /*MMLocalClass::module*/;
-  /* Register variable[3]: Result */
-  variable[3] = TAG_Bool(!UNTAG_Bool(TAG_Bool((variable[3] ==  NIT_NULL /*null*/) || ((variable[3] != NIT_NULL) && ((CALL_kernel___Object_____eqeq(variable[3])==kernel___Object_____eqeq)?(IS_EQUAL_NN(variable[3], NIT_NULL /*null*/)):(UNTAG_Bool(CALL_kernel___Object_____eqeq(variable[3])(variable[3],  NIT_NULL /*null*/) /*Object::==*/)))))));
-  if (!UNTAG_Bool(variable[3])) { fprintf(stderr, "Assert%s failed", ""); fprintf(stderr, " in %s (%s:%d)\n", LOCATE_abstractmetamodel___MMGlobalClass___register_local_class, LOCATE_abstractmetamodel, 302); nit_exit(1);}
-  /* Register variable[3]: Result */
-  variable[3] = CALL_abstractmetamodel___MMLocalClass___crhe( variable[1] /*c*/)( variable[1] /*c*/) /*MMLocalClass::crhe*/;
-  /* Register variable[3]: Result */
-  variable[3] = TAG_Bool((variable[3] ==  NIT_NULL /*null*/) || ((variable[3] != NIT_NULL) && ((CALL_kernel___Object_____eqeq(variable[3])==kernel___Object_____eqeq)?(IS_EQUAL_NN(variable[3], NIT_NULL /*null*/)):(UNTAG_Bool(CALL_kernel___Object_____eqeq(variable[3])(variable[3],  NIT_NULL /*null*/) /*Object::==*/)))));
-  if (!UNTAG_Bool(variable[3])) { fprintf(stderr, "Assert%s failed", ""); fprintf(stderr, " in %s (%s:%d)\n", LOCATE_abstractmetamodel___MMGlobalClass___register_local_class, LOCATE_abstractmetamodel, 303); nit_exit(1);}
-  /* Register variable[3]: Local variable */
-  /* Register variable[4]: Result */
-  variable[4] = NEW_Array_array___Array___init() /*new Array[MMLocalClass]*/;
-  variable[3] = variable[4];
-  /* Register variable[4]: Result */
-  variable[4] = CALL_abstractmetamodel___MMGlobalClass___class_refinement_hierarchy(variable[0])(variable[0]) /*MMGlobalClass::class_refinement_hierarchy*/;
-  /* Register variable[4]: For iterator */
-  variable[4] = CALL_abstract_collection___Collection___iterator(variable[4])(variable[4]) /*PartialOrder::iterator*/;
-  while (true) { /*for*/
-    /* Register variable[5]: For 'is_ok' result */
-    variable[5] = CALL_abstract_collection___Iterator___is_ok(variable[4])(variable[4]) /*Iterator::is_ok*/;
-    if (!UNTAG_Bool(variable[5])) break; /*for*/
-    variable[5] = CALL_abstract_collection___Iterator___item(variable[4])(variable[4]) /*Iterator::item*/ /* Ensure var: For item*/;
-    /* Register variable[6]: Local variable */
-    variable[6] = variable[5];
-    /* Register variable[7]: Result */
-    variable[7] = CALL_abstractmetamodel___MMLocalClass___module( variable[1] /*c*/)( variable[1] /*c*/) /*MMLocalClass::module*/;
-    /* Register variable[7]: Result */
-    variable[7] = CALL_abstractmetamodel___MMModule___mhe(variable[7])(variable[7]) /*MMModule::mhe*/;
-    /* Register variable[8]: Result */
-    variable[8] = CALL_abstractmetamodel___MMLocalClass___module( variable[6] /*s*/)( variable[6] /*s*/) /*MMLocalClass::module*/;
-    /* Register variable[7]: Result */
-    variable[7] = CALL_partial_order___PartialOrderElement_____l(variable[7])(variable[7], variable[8]) /*PartialOrderElement::<*/;
-    /* Ensure var variable[7]: Left 'and' operand*/
-    if (UNTAG_Bool(variable[7])) { /* and */
-      /* Register variable[7]: Result */
-      variable[7] = TAG_Bool(( variable[6] /*s*/==NIT_NULL) || VAL_ISA( variable[6] /*s*/, COLOR_MMConcreteClass, ID_MMConcreteClass)) /*cast MMConcreteClass*/;
-    }
-    /* Register variable[7]: Result */
-    if (UNTAG_Bool(variable[7])) { /*if*/
-      CALL_abstract_collection___SimpleCollection___add( variable[3] /*sup*/)( variable[3] /*sup*/,  variable[6] /*s*/) /*AbstractArray::add*/;
+val_t abstractmetamodel___MMGlobalClass___name(val_t p0){
+  struct {struct stack_frame_t me;} fra;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_abstractmetamodel;
+  fra.me.line = 268;
+  fra.me.meth = LOCATE_abstractmetamodel___MMGlobalClass___name;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 1;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  fra.me.REG[0] = CALL_abstractmetamodel___MMGlobalClass___intro(fra.me.REG[0])(fra.me.REG[0]);
+  fra.me.REG[0] = CALL_abstractmetamodel___MMLocalClass___name(fra.me.REG[0])(fra.me.REG[0]);
+  /* ./metamodel//abstractmetamodel.nit:271 */
+  goto label1;
+  label1: while(0);
+  stack_frame_head = fra.me.prev;
+  return fra.me.REG[0];
+}
+val_t abstractmetamodel___MMGlobalClass___module(val_t p0){
+  struct {struct stack_frame_t me;} fra;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_abstractmetamodel;
+  fra.me.line = 274;
+  fra.me.meth = LOCATE_abstractmetamodel___MMGlobalClass___module;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 1;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  fra.me.REG[0] = CALL_abstractmetamodel___MMGlobalClass___intro(fra.me.REG[0])(fra.me.REG[0]);
+  fra.me.REG[0] = CALL_abstractmetamodel___MMLocalClass___module(fra.me.REG[0])(fra.me.REG[0]);
+  /* ./metamodel//abstractmetamodel.nit:277 */
+  goto label1;
+  label1: while(0);
+  stack_frame_head = fra.me.prev;
+  return fra.me.REG[0];
+}
+void abstractmetamodel___MMGlobalClass___register_local_class(val_t p0, val_t p1){
+  struct {struct stack_frame_t me; val_t MORE_REG[6];} fra;
+  val_t REGB0;
+  val_t REGB1;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_abstractmetamodel;
+  fra.me.line = 285;
+  fra.me.meth = LOCATE_abstractmetamodel___MMGlobalClass___register_local_class;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 7;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[1] = NIT_NULL;
+  fra.me.REG[2] = NIT_NULL;
+  fra.me.REG[3] = NIT_NULL;
+  fra.me.REG[4] = NIT_NULL;
+  fra.me.REG[5] = NIT_NULL;
+  fra.me.REG[6] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  fra.me.REG[1] = p1;
+  fra.me.REG[2] = NEW_Array_array___Array___init();
+  fra.me.REG[3] = CALL_abstractmetamodel___MMGlobalClass___class_refinement_hierarchy(fra.me.REG[0])(fra.me.REG[0]);
+  fra.me.REG[3] = CALL_abstract_collection___Collection___iterator(fra.me.REG[3])(fra.me.REG[3]);
+  /* ./metamodel//abstractmetamodel.nit:289 */
+  while(1) {
+    REGB0 = CALL_abstract_collection___Iterator___is_ok(fra.me.REG[3])(fra.me.REG[3]);
+    if (UNTAG_Bool(REGB0)) {
+      fra.me.REG[4] = CALL_abstract_collection___Iterator___item(fra.me.REG[3])(fra.me.REG[3]);
+      fra.me.REG[5] = CALL_abstractmetamodel___MMLocalClass___module(fra.me.REG[1])(fra.me.REG[1]);
+      fra.me.REG[5] = CALL_abstractmetamodel___MMModule___mhe(fra.me.REG[5])(fra.me.REG[5]);
+      fra.me.REG[6] = CALL_abstractmetamodel___MMLocalClass___module(fra.me.REG[4])(fra.me.REG[4]);
+      REGB0 = TAG_Bool(fra.me.REG[5]==NIT_NULL);
+      /* ./metamodel//abstractmetamodel.nit:290 */
+      if (UNTAG_Bool(REGB0)) {
+        fprintf(stderr, "Reciever is null");
+        fprintf(stderr, " (%s:%d)\n", LOCATE_abstractmetamodel, 290);
+        nit_exit(1);
+      }
+      REGB0 = CALL_partial_order___PartialOrderElement_____l(fra.me.REG[5])(fra.me.REG[5], fra.me.REG[6]);
+      if (UNTAG_Bool(REGB0)) {
+        REGB0 = TAG_Bool(VAL_ISA(fra.me.REG[4], COLOR_MMConcreteClass, ID_MMConcreteClass)) /*cast MMConcreteClass*/;
+      } else {
+        REGB1 = TAG_Bool(false);
+        REGB0 = REGB1;
+      }
+      if (UNTAG_Bool(REGB0)) {
+        /* ./metamodel//abstractmetamodel.nit:291 */
+        array___Array___add(fra.me.REG[2], fra.me.REG[4]);
+      }
+    } else {
+      /* ./metamodel//abstractmetamodel.nit:289 */
+      goto label1;
     }
-    continue_27: while(0);
-    CALL_abstract_collection___Iterator___next(variable[4])(variable[4]) /*Iterator::next*/;
-  }
-  break_27: while(0);
-  /* Register variable[4]: Result */
-  variable[4] = ATTR_abstractmetamodel___MMGlobalClass____class_refinement_hierarchy(variable[0]) /*MMGlobalClass::_class_refinement_hierarchy*/;
-  /* Register variable[4]: Result */
-  variable[4] = CALL_partial_order___PartialOrder___add(variable[4])(variable[4],  variable[1] /*c*/,  variable[3] /*sup*/) /*PartialOrder::add*/;
-  ATTR_abstractmetamodel___MMLocalClass____crhe( variable[1] /*c*/) /*MMLocalClass::_crhe*/ = variable[4];
-  return_label26: while(false);
-  tracehead = trace.prev;
+    CALL_abstract_collection___Iterator___next(fra.me.REG[3])(fra.me.REG[3]);
+  }
+  label1: while(0);
+  REGB0 = TAG_Bool(ATTR_abstractmetamodel___MMGlobalClass____class_refinement_hierarchy(fra.me.REG[0])!=NIT_NULL);
+  /* ./metamodel//abstractmetamodel.nit:294 */
+  if (UNTAG_Bool(REGB0)) {
+  } else {
+    fprintf(stderr, "Uninitialized attribute %s", "_class_refinement_hierarchy");
+    fprintf(stderr, " (%s:%d)\n", LOCATE_abstractmetamodel, 294);
+    nit_exit(1);
+  }
+  fra.me.REG[0] = ATTR_abstractmetamodel___MMGlobalClass____class_refinement_hierarchy(fra.me.REG[0]);
+  fra.me.REG[2] = CALL_partial_order___PartialOrder___add(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[1], fra.me.REG[2]);
+  ATTR_abstractmetamodel___MMLocalClass____crhe(fra.me.REG[1]) = fra.me.REG[2];
+  stack_frame_head = fra.me.prev;
   return;
 }
-val_t abstractmetamodel___MMGlobalClass___is_interface(val_t  self) {
-  struct trace_t trace = {NULL, NULL, 313, LOCATE_abstractmetamodel___MMGlobalClass___is_interface};
-  val_t *variable = NULL;
-  struct WBT_ **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_abstractmetamodel;
-  tracehead = trace.prev;
-  return ATTR_abstractmetamodel___MMGlobalClass____is_interface( self) /*MMGlobalClass::_is_interface*/;
-}
-void abstractmetamodel___MMGlobalClass___is_interface__eq(val_t  self, val_t  param0) {
-  struct trace_t trace = {NULL, NULL, 313, LOCATE_abstractmetamodel___MMGlobalClass___is_interface__eq};
-  val_t *variable = NULL;
-  struct WBT_ **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_abstractmetamodel;
-  ATTR_abstractmetamodel___MMGlobalClass____is_interface( self) /*MMGlobalClass::_is_interface*/ =  param0;
-  tracehead = trace.prev;
+val_t abstractmetamodel___MMGlobalClass___is_interface(val_t p0){
+  struct {struct stack_frame_t me;} fra;
+  val_t REGB0;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_abstractmetamodel;
+  fra.me.line = 297;
+  fra.me.meth = LOCATE_abstractmetamodel___MMGlobalClass___is_interface;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 1;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  REGB0 = TAG_Bool(ATTR_abstractmetamodel___MMGlobalClass____is_interface(fra.me.REG[0])!=NIT_NULL);
+  /* ./metamodel//abstractmetamodel.nit:297 */
+  if (UNTAG_Bool(REGB0)) {
+  } else {
+    fprintf(stderr, "Uninitialized attribute %s", "_is_interface");
+    fprintf(stderr, " (%s:%d)\n", LOCATE_abstractmetamodel, 297);
+    nit_exit(1);
+  }
+  REGB0 = ATTR_abstractmetamodel___MMGlobalClass____is_interface(fra.me.REG[0]);
+  stack_frame_head = fra.me.prev;
+  return REGB0;
+}
+void abstractmetamodel___MMGlobalClass___is_interface__eq(val_t p0, val_t p1){
+  struct {struct stack_frame_t me;} fra;
+  val_t REGB0;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_abstractmetamodel;
+  fra.me.line = 297;
+  fra.me.meth = LOCATE_abstractmetamodel___MMGlobalClass___is_interface__eq;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 1;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  REGB0 = p1;
+  /* ./metamodel//abstractmetamodel.nit:297 */
+  ATTR_abstractmetamodel___MMGlobalClass____is_interface(fra.me.REG[0]) = REGB0;
+  stack_frame_head = fra.me.prev;
   return;
 }
-val_t abstractmetamodel___MMGlobalClass___is_abstract(val_t  self) {
-  struct trace_t trace = {NULL, NULL, 316, LOCATE_abstractmetamodel___MMGlobalClass___is_abstract};
-  val_t *variable = NULL;
-  struct WBT_ **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_abstractmetamodel;
-  tracehead = trace.prev;
-  return ATTR_abstractmetamodel___MMGlobalClass____is_abstract( self) /*MMGlobalClass::_is_abstract*/;
-}
-void abstractmetamodel___MMGlobalClass___is_abstract__eq(val_t  self, val_t  param0) {
-  struct trace_t trace = {NULL, NULL, 316, LOCATE_abstractmetamodel___MMGlobalClass___is_abstract__eq};
-  val_t *variable = NULL;
-  struct WBT_ **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_abstractmetamodel;
-  ATTR_abstractmetamodel___MMGlobalClass____is_abstract( self) /*MMGlobalClass::_is_abstract*/ =  param0;
-  tracehead = trace.prev;
+val_t abstractmetamodel___MMGlobalClass___is_abstract(val_t p0){
+  struct {struct stack_frame_t me;} fra;
+  val_t REGB0;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_abstractmetamodel;
+  fra.me.line = 300;
+  fra.me.meth = LOCATE_abstractmetamodel___MMGlobalClass___is_abstract;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 1;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  REGB0 = TAG_Bool(ATTR_abstractmetamodel___MMGlobalClass____is_abstract(fra.me.REG[0])!=NIT_NULL);
+  /* ./metamodel//abstractmetamodel.nit:300 */
+  if (UNTAG_Bool(REGB0)) {
+  } else {
+    fprintf(stderr, "Uninitialized attribute %s", "_is_abstract");
+    fprintf(stderr, " (%s:%d)\n", LOCATE_abstractmetamodel, 300);
+    nit_exit(1);
+  }
+  REGB0 = ATTR_abstractmetamodel___MMGlobalClass____is_abstract(fra.me.REG[0]);
+  stack_frame_head = fra.me.prev;
+  return REGB0;
+}
+void abstractmetamodel___MMGlobalClass___is_abstract__eq(val_t p0, val_t p1){
+  struct {struct stack_frame_t me;} fra;
+  val_t REGB0;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_abstractmetamodel;
+  fra.me.line = 300;
+  fra.me.meth = LOCATE_abstractmetamodel___MMGlobalClass___is_abstract__eq;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 1;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  REGB0 = p1;
+  /* ./metamodel//abstractmetamodel.nit:300 */
+  ATTR_abstractmetamodel___MMGlobalClass____is_abstract(fra.me.REG[0]) = REGB0;
+  stack_frame_head = fra.me.prev;
   return;
 }
-val_t abstractmetamodel___MMGlobalClass___is_universal(val_t  self) {
-  struct trace_t trace = {NULL, NULL, 319, LOCATE_abstractmetamodel___MMGlobalClass___is_universal};
-  val_t *variable = NULL;
-  struct WBT_ **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_abstractmetamodel;
-  tracehead = trace.prev;
-  return ATTR_abstractmetamodel___MMGlobalClass____is_universal( self) /*MMGlobalClass::_is_universal*/;
-}
-void abstractmetamodel___MMGlobalClass___is_universal__eq(val_t  self, val_t  param0) {
-  struct trace_t trace = {NULL, NULL, 319, LOCATE_abstractmetamodel___MMGlobalClass___is_universal__eq};
-  val_t *variable = NULL;
-  struct WBT_ **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_abstractmetamodel;
-  ATTR_abstractmetamodel___MMGlobalClass____is_universal( self) /*MMGlobalClass::_is_universal*/ =  param0;
-  tracehead = trace.prev;
+val_t abstractmetamodel___MMGlobalClass___is_universal(val_t p0){
+  struct {struct stack_frame_t me;} fra;
+  val_t REGB0;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_abstractmetamodel;
+  fra.me.line = 303;
+  fra.me.meth = LOCATE_abstractmetamodel___MMGlobalClass___is_universal;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 1;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  REGB0 = TAG_Bool(ATTR_abstractmetamodel___MMGlobalClass____is_universal(fra.me.REG[0])!=NIT_NULL);
+  /* ./metamodel//abstractmetamodel.nit:303 */
+  if (UNTAG_Bool(REGB0)) {
+  } else {
+    fprintf(stderr, "Uninitialized attribute %s", "_is_universal");
+    fprintf(stderr, " (%s:%d)\n", LOCATE_abstractmetamodel, 303);
+    nit_exit(1);
+  }
+  REGB0 = ATTR_abstractmetamodel___MMGlobalClass____is_universal(fra.me.REG[0]);
+  stack_frame_head = fra.me.prev;
+  return REGB0;
+}
+void abstractmetamodel___MMGlobalClass___is_universal__eq(val_t p0, val_t p1){
+  struct {struct stack_frame_t me;} fra;
+  val_t REGB0;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_abstractmetamodel;
+  fra.me.line = 303;
+  fra.me.meth = LOCATE_abstractmetamodel___MMGlobalClass___is_universal__eq;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 1;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  REGB0 = p1;
+  /* ./metamodel//abstractmetamodel.nit:303 */
+  ATTR_abstractmetamodel___MMGlobalClass____is_universal(fra.me.REG[0]) = REGB0;
+  stack_frame_head = fra.me.prev;
   return;
 }
-val_t abstractmetamodel___MMGlobalClass___visibility_level(val_t  self) {
-  struct trace_t trace = {NULL, NULL, 322, LOCATE_abstractmetamodel___MMGlobalClass___visibility_level};
-  val_t *variable = NULL;
-  struct WBT_ **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_abstractmetamodel;
-  tracehead = trace.prev;
-  return ATTR_abstractmetamodel___MMGlobalClass____visibility_level( self) /*MMGlobalClass::_visibility_level*/;
-}
-void abstractmetamodel___MMGlobalClass___visibility_level__eq(val_t  self, val_t  param0) {
-  struct trace_t trace = {NULL, NULL, 322, LOCATE_abstractmetamodel___MMGlobalClass___visibility_level__eq};
-  val_t *variable = NULL;
-  struct WBT_ **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_abstractmetamodel;
-  ATTR_abstractmetamodel___MMGlobalClass____visibility_level( self) /*MMGlobalClass::_visibility_level*/ =  param0;
-  tracehead = trace.prev;
+val_t abstractmetamodel___MMGlobalClass___visibility_level(val_t p0){
+  struct {struct stack_frame_t me;} fra;
+  val_t REGB0;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_abstractmetamodel;
+  fra.me.line = 306;
+  fra.me.meth = LOCATE_abstractmetamodel___MMGlobalClass___visibility_level;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 1;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  REGB0 = TAG_Bool(ATTR_abstractmetamodel___MMGlobalClass____visibility_level(fra.me.REG[0])!=NIT_NULL);
+  /* ./metamodel//abstractmetamodel.nit:306 */
+  if (UNTAG_Bool(REGB0)) {
+  } else {
+    fprintf(stderr, "Uninitialized attribute %s", "_visibility_level");
+    fprintf(stderr, " (%s:%d)\n", LOCATE_abstractmetamodel, 306);
+    nit_exit(1);
+  }
+  REGB0 = ATTR_abstractmetamodel___MMGlobalClass____visibility_level(fra.me.REG[0]);
+  stack_frame_head = fra.me.prev;
+  return REGB0;
+}
+void abstractmetamodel___MMGlobalClass___visibility_level__eq(val_t p0, val_t p1){
+  struct {struct stack_frame_t me;} fra;
+  val_t REGB0;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_abstractmetamodel;
+  fra.me.line = 306;
+  fra.me.meth = LOCATE_abstractmetamodel___MMGlobalClass___visibility_level__eq;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 1;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  REGB0 = p1;
+  /* ./metamodel//abstractmetamodel.nit:306 */
+  ATTR_abstractmetamodel___MMGlobalClass____visibility_level(fra.me.REG[0]) = REGB0;
+  stack_frame_head = fra.me.prev;
   return;
 }
-val_t abstractmetamodel___MMGlobalClass___is_mixin(val_t  self) {
-  struct trace_t trace = {NULL, NULL, 327, LOCATE_abstractmetamodel___MMGlobalClass___is_mixin};
-  val_t variable[3];
-  struct WBT_ **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_abstractmetamodel;
-  /* Register variable[0]: Local variable */
-  variable[0] =  self;
-  /* Register variable[1]: Method return value and escape marker */
-  /* Register variable[2]: Result */
-  variable[2] = ATTR_abstractmetamodel___MMGlobalClass____mixin_of(variable[0]) /*MMGlobalClass::_mixin_of*/;
-  /* Register variable[2]: Result */
-  variable[2] = TAG_Bool(!UNTAG_Bool(TAG_Bool((variable[2] == variable[0]) || ((variable[2] != NIT_NULL) && ((CALL_kernel___Object_____eqeq(variable[2])==kernel___Object_____eqeq)?(IS_EQUAL_NN(variable[2],variable[0])):(UNTAG_Bool(CALL_kernel___Object_____eqeq(variable[2])(variable[2], variable[0]) /*Object::==*/)))))));
-  variable[1] = variable[2];
-  goto return_label28;
-  return_label28: while(false);
-  tracehead = trace.prev;
-  return variable[1];
-}
-val_t abstractmetamodel___MMGlobalClass___mixin_of(val_t  self) {
-  struct trace_t trace = {NULL, NULL, 334, LOCATE_abstractmetamodel___MMGlobalClass___mixin_of};
-  val_t *variable = NULL;
-  struct WBT_ **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_abstractmetamodel;
-  tracehead = trace.prev;
-  return ATTR_abstractmetamodel___MMGlobalClass____mixin_of( self) /*MMGlobalClass::_mixin_of*/;
-}
-void abstractmetamodel___MMGlobalClass___mixin_of__eq(val_t  self, val_t  param0) {
-  struct trace_t trace = {NULL, NULL, 334, LOCATE_abstractmetamodel___MMGlobalClass___mixin_of__eq};
-  val_t *variable = NULL;
-  struct WBT_ **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_abstractmetamodel;
-  ATTR_abstractmetamodel___MMGlobalClass____mixin_of( self) /*MMGlobalClass::_mixin_of*/ =  param0;
-  tracehead = trace.prev;
+val_t abstractmetamodel___MMGlobalClass___is_mixin(val_t p0){
+  struct {struct stack_frame_t me; val_t MORE_REG[1];} fra;
+  val_t REGB0;
+  val_t REGB1;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_abstractmetamodel;
+  fra.me.line = 311;
+  fra.me.meth = LOCATE_abstractmetamodel___MMGlobalClass___is_mixin;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 2;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[1] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  REGB0 = TAG_Bool(ATTR_abstractmetamodel___MMGlobalClass____mixin_of(fra.me.REG[0])!=NIT_NULL);
+  /* ./metamodel//abstractmetamodel.nit:315 */
+  if (UNTAG_Bool(REGB0)) {
+  } else {
+    fprintf(stderr, "Uninitialized attribute %s", "_mixin_of");
+    fprintf(stderr, " (%s:%d)\n", LOCATE_abstractmetamodel, 315);
+    nit_exit(1);
+  }
+  fra.me.REG[1] = ATTR_abstractmetamodel___MMGlobalClass____mixin_of(fra.me.REG[0]);
+  REGB0 = TAG_Bool(IS_EQUAL_OO(fra.me.REG[1],fra.me.REG[0]));
+  if (UNTAG_Bool(REGB0)) {
+  } else {
+    REGB1 = CALL_kernel___Object_____eqeq(fra.me.REG[1])(fra.me.REG[1], fra.me.REG[0]);
+    REGB0 = REGB1;
+  }
+  REGB0 = TAG_Bool(!UNTAG_Bool(REGB0));
+  goto label1;
+  label1: while(0);
+  stack_frame_head = fra.me.prev;
+  return REGB0;
+}
+val_t abstractmetamodel___MMGlobalClass___mixin_of(val_t p0){
+  struct {struct stack_frame_t me;} fra;
+  val_t REGB0;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_abstractmetamodel;
+  fra.me.line = 318;
+  fra.me.meth = LOCATE_abstractmetamodel___MMGlobalClass___mixin_of;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 1;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  REGB0 = TAG_Bool(ATTR_abstractmetamodel___MMGlobalClass____mixin_of(fra.me.REG[0])!=NIT_NULL);
+  /* ./metamodel//abstractmetamodel.nit:318 */
+  if (UNTAG_Bool(REGB0)) {
+  } else {
+    fprintf(stderr, "Uninitialized attribute %s", "_mixin_of");
+    fprintf(stderr, " (%s:%d)\n", LOCATE_abstractmetamodel, 318);
+    nit_exit(1);
+  }
+  fra.me.REG[0] = ATTR_abstractmetamodel___MMGlobalClass____mixin_of(fra.me.REG[0]);
+  stack_frame_head = fra.me.prev;
+  return fra.me.REG[0];
+}
+void abstractmetamodel___MMGlobalClass___mixin_of__eq(val_t p0, val_t p1){
+  struct {struct stack_frame_t me; val_t MORE_REG[1];} fra;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_abstractmetamodel;
+  fra.me.line = 318;
+  fra.me.meth = LOCATE_abstractmetamodel___MMGlobalClass___mixin_of__eq;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 2;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[1] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  fra.me.REG[1] = p1;
+  /* ./metamodel//abstractmetamodel.nit:318 */
+  ATTR_abstractmetamodel___MMGlobalClass____mixin_of(fra.me.REG[0]) = fra.me.REG[1];
+  stack_frame_head = fra.me.prev;
   return;
 }
-val_t abstractmetamodel___MMLocalClass___to_s(val_t  self) {
-  struct trace_t trace = {NULL, NULL, 519, LOCATE_abstractmetamodel___MMLocalClass___to_s};
-  val_t variable[3];
-  struct WBT_ **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_abstractmetamodel;
-  /* Register variable[0]: Local variable */
-  variable[0] =  self;
-  /* Register variable[1]: Method return value and escape marker */
-  /* Register variable[2]: Result */
-  variable[2] = ATTR_abstractmetamodel___MMLocalClass____name(variable[0]) /*MMLocalClass::_name*/;
-  /* Register variable[2]: Result */
-  variable[2] = CALL_string___Object___to_s(variable[2])(variable[2]) /*Symbol::to_s*/;
-  variable[1] = variable[2];
-  goto return_label29;
-  return_label29: while(false);
-  tracehead = trace.prev;
-  return variable[1];
-}
-val_t abstractmetamodel___MMLocalClass___name(val_t  self) {
-  struct trace_t trace = {NULL, NULL, 343, LOCATE_abstractmetamodel___MMLocalClass___name};
-  val_t *variable = NULL;
-  struct WBT_ **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_abstractmetamodel;
-  tracehead = trace.prev;
-  return ATTR_abstractmetamodel___MMLocalClass____name( self) /*MMLocalClass::_name*/;
-}
-val_t abstractmetamodel___MMLocalClass___arity(val_t  self) {
-  struct trace_t trace = {NULL, NULL, 346, LOCATE_abstractmetamodel___MMLocalClass___arity};
-  val_t *variable = NULL;
-  struct WBT_ **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_abstractmetamodel;
-  tracehead = trace.prev;
-  return ATTR_abstractmetamodel___MMLocalClass____arity( self) /*MMLocalClass::_arity*/;
-}
-val_t abstractmetamodel___MMLocalClass___module(val_t  self) {
-  struct trace_t trace = {NULL, NULL, 350, LOCATE_abstractmetamodel___MMLocalClass___module};
-  val_t *variable = NULL;
-  struct WBT_ **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_abstractmetamodel;
-  tracehead = trace.prev;
-  return ATTR_abstractmetamodel___MMLocalClass____module( self) /*MMLocalClass::_module*/;
-}
-val_t abstractmetamodel___MMLocalClass___global(val_t  self) {
-  struct trace_t trace = {NULL, NULL, 353, LOCATE_abstractmetamodel___MMLocalClass___global};
-  val_t *variable = NULL;
-  struct WBT_ **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_abstractmetamodel;
-  tracehead = trace.prev;
-  return ATTR_abstractmetamodel___MMLocalClass____global( self) /*MMLocalClass::_global*/;
-}
-val_t abstractmetamodel___MMLocalClass___crhe(val_t  self) {
-  struct trace_t trace = {NULL, NULL, 356, LOCATE_abstractmetamodel___MMLocalClass___crhe};
-  val_t *variable = NULL;
-  struct WBT_ **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_abstractmetamodel;
-  tracehead = trace.prev;
-  return ATTR_abstractmetamodel___MMLocalClass____crhe( self) /*MMLocalClass::_crhe*/;
-}
-val_t abstractmetamodel___MMLocalClass___cshe(val_t  self) {
-  struct trace_t trace = {NULL, NULL, 359, LOCATE_abstractmetamodel___MMLocalClass___cshe};
-  val_t *variable = NULL;
-  struct WBT_ **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_abstractmetamodel;
-  tracehead = trace.prev;
-  return ATTR_abstractmetamodel___MMLocalClass____cshe( self) /*MMLocalClass::_cshe*/;
-}
-val_t abstractmetamodel___MMLocalClass___che(val_t  self) {
-  struct trace_t trace = {NULL, NULL, 362, LOCATE_abstractmetamodel___MMLocalClass___che};
-  val_t *variable = NULL;
-  struct WBT_ **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_abstractmetamodel;
-  tracehead = trace.prev;
-  return ATTR_abstractmetamodel___MMLocalClass____che( self) /*MMLocalClass::_che*/;
-}
-val_t abstractmetamodel___MMLocalClass___local_property_by_global(val_t  self) {
-  struct trace_t trace = {NULL, NULL, 365, LOCATE_abstractmetamodel___MMLocalClass___local_property_by_global};
-  val_t *variable = NULL;
-  struct WBT_ **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_abstractmetamodel;
-  tracehead = trace.prev;
-  return ATTR_abstractmetamodel___MMLocalClass____local_property_by_global( self) /*MMLocalClass::_local_property_by_global*/;
-}
-val_t abstractmetamodel___MMLocalClass___global_properties(val_t  self) {
-  struct trace_t trace = {NULL, NULL, 368, LOCATE_abstractmetamodel___MMLocalClass___global_properties};
-  val_t *variable = NULL;
-  struct WBT_ **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_abstractmetamodel;
-  tracehead = trace.prev;
-  return ATTR_abstractmetamodel___MMLocalClass____global_properties( self) /*MMLocalClass::_global_properties*/;
-}
-val_t abstractmetamodel___MMLocalClass___properties_by_name(val_t  self) {
-  struct trace_t trace = {NULL, NULL, 371, LOCATE_abstractmetamodel___MMLocalClass___properties_by_name};
-  val_t *variable = NULL;
-  struct WBT_ **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_abstractmetamodel;
-  tracehead = trace.prev;
-  return ATTR_abstractmetamodel___MMLocalClass____properties_by_name( self) /*MMLocalClass::_properties_by_name*/;
-}
-void abstractmetamodel___MMLocalClass___init(val_t  self, val_t  param0, val_t  param1, val_t  param2, int* init_table) {
-  struct trace_t trace = {NULL, NULL, 374, LOCATE_abstractmetamodel___MMLocalClass___init};
-  val_t variable[6];
-  struct WBT_ **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_abstractmetamodel;
-  /* Register variable[0]: Local variable */
-  variable[0] =  self;
-  /* Register variable[1]: Local variable */
-  variable[1] =  param0;
-  /* Register variable[2]: Local variable */
-  variable[2] =  param1;
-  /* Register variable[3]: Local variable */
-  variable[3] =  param2;
-  if (init_table[VAL2OBJ(variable[0])->vft[INIT_TABLE_POS_MMLocalClass].i]) return;
-  /* Register variable[4]: Method return value and escape marker */
-  ATTR_abstractmetamodel___MMLocalClass____module(variable[0]) /*MMLocalClass::_module*/ =  variable[1] /*mod*/;
-  ATTR_abstractmetamodel___MMLocalClass____name(variable[0]) /*MMLocalClass::_name*/ =  variable[2] /*name*/;
-  ATTR_abstractmetamodel___MMLocalClass____arity(variable[0]) /*MMLocalClass::_arity*/ =  variable[3] /*arity*/;
-  /* Register variable[5]: Result */
-  variable[5] = ATTR_abstractmetamodel___MMModule____local_classes( variable[1] /*mod*/) /*MMModule::_local_classes*/;
-  CALL_abstract_collection___SimpleCollection___add(variable[5])(variable[5], variable[0]) /*AbstractArray::add*/;
-  return_label30: while(false);
-  init_table[VAL2OBJ(variable[0])->vft[INIT_TABLE_POS_MMLocalClass].i] = 1;
-  tracehead = trace.prev;
+val_t abstractmetamodel___MMLocalClass___to_s(val_t p0){
+  struct {struct stack_frame_t me;} fra;
+  val_t REGB0;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_abstractmetamodel;
+  fra.me.line = 505;
+  fra.me.meth = LOCATE_abstractmetamodel___MMLocalClass___to_s;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 1;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  REGB0 = TAG_Bool(ATTR_abstractmetamodel___MMLocalClass____name(fra.me.REG[0])!=NIT_NULL);
+  /* ./metamodel//abstractmetamodel.nit:507 */
+  if (UNTAG_Bool(REGB0)) {
+  } else {
+    fprintf(stderr, "Uninitialized attribute %s", "_name");
+    fprintf(stderr, " (%s:%d)\n", LOCATE_abstractmetamodel, 507);
+    nit_exit(1);
+  }
+  fra.me.REG[0] = ATTR_abstractmetamodel___MMLocalClass____name(fra.me.REG[0]);
+  fra.me.REG[0] = CALL_string___Object___to_s(fra.me.REG[0])(fra.me.REG[0]);
+  goto label1;
+  label1: while(0);
+  stack_frame_head = fra.me.prev;
+  return fra.me.REG[0];
+}
+val_t abstractmetamodel___MMLocalClass___name(val_t p0){
+  struct {struct stack_frame_t me;} fra;
+  val_t REGB0;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_abstractmetamodel;
+  fra.me.line = 327;
+  fra.me.meth = LOCATE_abstractmetamodel___MMLocalClass___name;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 1;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  REGB0 = TAG_Bool(ATTR_abstractmetamodel___MMLocalClass____name(fra.me.REG[0])!=NIT_NULL);
+  /* ./metamodel//abstractmetamodel.nit:327 */
+  if (UNTAG_Bool(REGB0)) {
+  } else {
+    fprintf(stderr, "Uninitialized attribute %s", "_name");
+    fprintf(stderr, " (%s:%d)\n", LOCATE_abstractmetamodel, 327);
+    nit_exit(1);
+  }
+  fra.me.REG[0] = ATTR_abstractmetamodel___MMLocalClass____name(fra.me.REG[0]);
+  stack_frame_head = fra.me.prev;
+  return fra.me.REG[0];
+}
+val_t abstractmetamodel___MMLocalClass___arity(val_t p0){
+  struct {struct stack_frame_t me;} fra;
+  val_t REGB0;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_abstractmetamodel;
+  fra.me.line = 330;
+  fra.me.meth = LOCATE_abstractmetamodel___MMLocalClass___arity;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 1;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  REGB0 = TAG_Bool(ATTR_abstractmetamodel___MMLocalClass____arity(fra.me.REG[0])!=NIT_NULL);
+  /* ./metamodel//abstractmetamodel.nit:330 */
+  if (UNTAG_Bool(REGB0)) {
+  } else {
+    fprintf(stderr, "Uninitialized attribute %s", "_arity");
+    fprintf(stderr, " (%s:%d)\n", LOCATE_abstractmetamodel, 330);
+    nit_exit(1);
+  }
+  REGB0 = ATTR_abstractmetamodel___MMLocalClass____arity(fra.me.REG[0]);
+  stack_frame_head = fra.me.prev;
+  return REGB0;
+}
+val_t abstractmetamodel___MMLocalClass___module(val_t p0){
+  struct {struct stack_frame_t me;} fra;
+  val_t REGB0;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_abstractmetamodel;
+  fra.me.line = 334;
+  fra.me.meth = LOCATE_abstractmetamodel___MMLocalClass___module;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 1;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  REGB0 = TAG_Bool(ATTR_abstractmetamodel___MMLocalClass____module(fra.me.REG[0])!=NIT_NULL);
+  /* ./metamodel//abstractmetamodel.nit:334 */
+  if (UNTAG_Bool(REGB0)) {
+  } else {
+    fprintf(stderr, "Uninitialized attribute %s", "_module");
+    fprintf(stderr, " (%s:%d)\n", LOCATE_abstractmetamodel, 334);
+    nit_exit(1);
+  }
+  fra.me.REG[0] = ATTR_abstractmetamodel___MMLocalClass____module(fra.me.REG[0]);
+  stack_frame_head = fra.me.prev;
+  return fra.me.REG[0];
+}
+val_t abstractmetamodel___MMLocalClass___global(val_t p0){
+  struct {struct stack_frame_t me;} fra;
+  val_t REGB0;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_abstractmetamodel;
+  fra.me.line = 337;
+  fra.me.meth = LOCATE_abstractmetamodel___MMLocalClass___global;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 1;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  fra.me.REG[0] = ATTR_abstractmetamodel___MMLocalClass____global(fra.me.REG[0]);
+  REGB0 = TAG_Bool(fra.me.REG[0]!=NIT_NULL);
+  /* ./metamodel//abstractmetamodel.nit:338 */
+  if (UNTAG_Bool(REGB0)) {
+  } else {
+    fprintf(stderr, "Cast failed");
+    fprintf(stderr, " (%s:%d)\n", LOCATE_abstractmetamodel, 338);
+    nit_exit(1);
+  }
+  goto label1;
+  label1: while(0);
+  stack_frame_head = fra.me.prev;
+  return fra.me.REG[0];
+}
+val_t abstractmetamodel___MMLocalClass___crhe(val_t p0){
+  struct {struct stack_frame_t me;} fra;
+  val_t REGB0;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_abstractmetamodel;
+  fra.me.line = 341;
+  fra.me.meth = LOCATE_abstractmetamodel___MMLocalClass___crhe;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 1;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  fra.me.REG[0] = ATTR_abstractmetamodel___MMLocalClass____crhe(fra.me.REG[0]);
+  REGB0 = TAG_Bool(fra.me.REG[0]!=NIT_NULL);
+  /* ./metamodel//abstractmetamodel.nit:342 */
+  if (UNTAG_Bool(REGB0)) {
+  } else {
+    fprintf(stderr, "Cast failed");
+    fprintf(stderr, " (%s:%d)\n", LOCATE_abstractmetamodel, 342);
+    nit_exit(1);
+  }
+  goto label1;
+  label1: while(0);
+  stack_frame_head = fra.me.prev;
+  return fra.me.REG[0];
+}
+val_t abstractmetamodel___MMLocalClass___cshe(val_t p0){
+  struct {struct stack_frame_t me;} fra;
+  val_t REGB0;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_abstractmetamodel;
+  fra.me.line = 345;
+  fra.me.meth = LOCATE_abstractmetamodel___MMLocalClass___cshe;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 1;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  fra.me.REG[0] = ATTR_abstractmetamodel___MMLocalClass____cshe(fra.me.REG[0]);
+  REGB0 = TAG_Bool(fra.me.REG[0]!=NIT_NULL);
+  /* ./metamodel//abstractmetamodel.nit:346 */
+  if (UNTAG_Bool(REGB0)) {
+  } else {
+    fprintf(stderr, "Cast failed");
+    fprintf(stderr, " (%s:%d)\n", LOCATE_abstractmetamodel, 346);
+    nit_exit(1);
+  }
+  goto label1;
+  label1: while(0);
+  stack_frame_head = fra.me.prev;
+  return fra.me.REG[0];
+}
+val_t abstractmetamodel___MMLocalClass___che(val_t p0){
+  struct {struct stack_frame_t me;} fra;
+  val_t REGB0;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_abstractmetamodel;
+  fra.me.line = 349;
+  fra.me.meth = LOCATE_abstractmetamodel___MMLocalClass___che;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 1;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  fra.me.REG[0] = ATTR_abstractmetamodel___MMLocalClass____che(fra.me.REG[0]);
+  REGB0 = TAG_Bool(fra.me.REG[0]!=NIT_NULL);
+  /* ./metamodel//abstractmetamodel.nit:350 */
+  if (UNTAG_Bool(REGB0)) {
+  } else {
+    fprintf(stderr, "Cast failed");
+    fprintf(stderr, " (%s:%d)\n", LOCATE_abstractmetamodel, 350);
+    nit_exit(1);
+  }
+  goto label1;
+  label1: while(0);
+  stack_frame_head = fra.me.prev;
+  return fra.me.REG[0];
+}
+val_t abstractmetamodel___MMLocalClass___global_properties(val_t p0){
+  struct {struct stack_frame_t me;} fra;
+  val_t REGB0;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_abstractmetamodel;
+  fra.me.line = 356;
+  fra.me.meth = LOCATE_abstractmetamodel___MMLocalClass___global_properties;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 1;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  REGB0 = TAG_Bool(ATTR_abstractmetamodel___MMLocalClass____global_properties(fra.me.REG[0])!=NIT_NULL);
+  /* ./metamodel//abstractmetamodel.nit:356 */
+  if (UNTAG_Bool(REGB0)) {
+  } else {
+    fprintf(stderr, "Uninitialized attribute %s", "_global_properties");
+    fprintf(stderr, " (%s:%d)\n", LOCATE_abstractmetamodel, 356);
+    nit_exit(1);
+  }
+  fra.me.REG[0] = ATTR_abstractmetamodel___MMLocalClass____global_properties(fra.me.REG[0]);
+  stack_frame_head = fra.me.prev;
+  return fra.me.REG[0];
+}
+val_t abstractmetamodel___MMLocalClass___local_local_properties(val_t p0){
+  struct {struct stack_frame_t me;} fra;
+  val_t REGB0;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_abstractmetamodel;
+  fra.me.line = 359;
+  fra.me.meth = LOCATE_abstractmetamodel___MMLocalClass___local_local_properties;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 1;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  REGB0 = TAG_Bool(ATTR_abstractmetamodel___MMLocalClass____local_local_properties(fra.me.REG[0])!=NIT_NULL);
+  /* ./metamodel//abstractmetamodel.nit:359 */
+  if (UNTAG_Bool(REGB0)) {
+  } else {
+    fprintf(stderr, "Uninitialized attribute %s", "_local_local_properties");
+    fprintf(stderr, " (%s:%d)\n", LOCATE_abstractmetamodel, 359);
+    nit_exit(1);
+  }
+  fra.me.REG[0] = ATTR_abstractmetamodel___MMLocalClass____local_local_properties(fra.me.REG[0]);
+  stack_frame_head = fra.me.prev;
+  return fra.me.REG[0];
+}
+void abstractmetamodel___MMLocalClass___init(val_t p0, val_t p1, val_t p2, val_t p3, int* init_table){
+  int itpos4 = VAL2OBJ(p0)->vft[INIT_TABLE_POS_MMLocalClass].i;
+  struct {struct stack_frame_t me; val_t MORE_REG[2];} fra;
+  val_t REGB0;
+  val_t tmp;
+  if (init_table[itpos4]) return;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_abstractmetamodel;
+  fra.me.line = 365;
+  fra.me.meth = LOCATE_abstractmetamodel___MMLocalClass___init;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 3;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[1] = NIT_NULL;
+  fra.me.REG[2] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  fra.me.REG[1] = p1;
+  fra.me.REG[2] = p2;
+  REGB0 = p3;
+  /* ./metamodel//abstractmetamodel.nit:368 */
+  ATTR_abstractmetamodel___MMLocalClass____module(fra.me.REG[0]) = fra.me.REG[1];
+  /* ./metamodel//abstractmetamodel.nit:369 */
+  ATTR_abstractmetamodel___MMLocalClass____name(fra.me.REG[0]) = fra.me.REG[2];
+  /* ./metamodel//abstractmetamodel.nit:370 */
+  ATTR_abstractmetamodel___MMLocalClass____arity(fra.me.REG[0]) = REGB0;
+  REGB0 = TAG_Bool(ATTR_abstractmetamodel___MMModule____local_classes(fra.me.REG[1])!=NIT_NULL);
+  /* ./metamodel//abstractmetamodel.nit:371 */
+  if (UNTAG_Bool(REGB0)) {
+  } else {
+    fprintf(stderr, "Uninitialized attribute %s", "_local_classes");
+    fprintf(stderr, " (%s:%d)\n", LOCATE_abstractmetamodel, 371);
+    nit_exit(1);
+  }
+  fra.me.REG[1] = ATTR_abstractmetamodel___MMModule____local_classes(fra.me.REG[1]);
+  array___Array___add(fra.me.REG[1], fra.me.REG[0]);
+  stack_frame_head = fra.me.prev;
+  init_table[itpos4] = 1;
   return;
 }
-val_t abstractmetamodel___MMLocalClass___for_module(val_t  self, val_t  param0) {
-  struct trace_t trace = {NULL, NULL, 383, LOCATE_abstractmetamodel___MMLocalClass___for_module};
-  val_t variable[4];
-  struct WBT_ **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_abstractmetamodel;
-  /* Register variable[0]: Local variable */
-  variable[0] =  self;
-  /* Register variable[1]: Local variable */
-  variable[1] =  param0;
-  /* Register variable[2]: Method return value and escape marker */
-  /* Register variable[3]: Result */
-  variable[3] = CALL_abstractmetamodel___MMLocalClass___global(variable[0])(variable[0]) /*MMLocalClass::global*/;
-  /* Register variable[3]: Result */
-  variable[3] = CALL_abstractmetamodel___MMModule_____bra( variable[1] /*m*/)( variable[1] /*m*/, variable[3]) /*MMModule::[]*/;
-  variable[2] = variable[3];
-  goto return_label31;
-  return_label31: while(false);
-  tracehead = trace.prev;
-  return variable[2];
-}
-void abstractmetamodel___MMLocalClass___new_global(val_t  self) {
-  struct trace_t trace = {NULL, NULL, 389, LOCATE_abstractmetamodel___MMLocalClass___new_global};
-  val_t variable[5];
-  struct WBT_ **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_abstractmetamodel;
-  /* Register variable[0]: Local variable */
-  variable[0] =  self;
-  /* Register variable[1]: Method return value and escape marker */
-  /* Register variable[2]: Local variable */
-  /* Register variable[3]: Result */
-  variable[3] = NEW_MMGlobalClass_abstractmetamodel___MMGlobalClass___init(variable[0]) /*new MMGlobalClass*/;
-  variable[2] = variable[3];
-  /* Register variable[3]: Result */
-  variable[3] = ATTR_abstractmetamodel___MMLocalClass____module(variable[0]) /*MMLocalClass::_module*/;
-  /* Register variable[3]: Result */
-  variable[3] = ATTR_abstractmetamodel___MMModule____global_classes(variable[3]) /*MMModule::_global_classes*/;
-  CALL_abstract_collection___SimpleCollection___add(variable[3])(variable[3],  variable[2] /*g*/) /*AbstractArray::add*/;
-  /* Register variable[3]: Result */
-  variable[3] = ATTR_abstractmetamodel___MMLocalClass____module(variable[0]) /*MMLocalClass::_module*/;
-  /* Register variable[3]: Result */
-  variable[3] = ATTR_abstractmetamodel___MMModule____global_class_by_name(variable[3]) /*MMModule::_global_class_by_name*/;
-  /* Register variable[4]: Result */
-  variable[4] = CALL_abstractmetamodel___MMLocalClass___name(variable[0])(variable[0]) /*MMLocalClass::name*/;
-  CALL_abstract_collection___Map_____braeq(variable[3])(variable[3], variable[4],  variable[2] /*g*/) /*Map::[]=*/;
-  CALL_abstractmetamodel___MMLocalClass___set_global(variable[0])(variable[0],  variable[2] /*g*/) /*MMLocalClass::set_global*/;
-  return_label32: while(false);
-  tracehead = trace.prev;
+val_t abstractmetamodel___MMLocalClass___for_module(val_t p0, val_t p1){
+  struct {struct stack_frame_t me; val_t MORE_REG[1];} fra;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_abstractmetamodel;
+  fra.me.line = 374;
+  fra.me.meth = LOCATE_abstractmetamodel___MMLocalClass___for_module;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 2;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[1] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  fra.me.REG[1] = p1;
+  fra.me.REG[0] = CALL_abstractmetamodel___MMLocalClass___global(fra.me.REG[0])(fra.me.REG[0]);
+  fra.me.REG[0] = CALL_abstractmetamodel___MMModule_____bra(fra.me.REG[1])(fra.me.REG[1], fra.me.REG[0]);
+  /* ./metamodel//abstractmetamodel.nit:377 */
+  goto label1;
+  label1: while(0);
+  stack_frame_head = fra.me.prev;
+  return fra.me.REG[0];
+}
+void abstractmetamodel___MMLocalClass___new_global(val_t p0){
+  struct {struct stack_frame_t me; val_t MORE_REG[3];} fra;
+  val_t REGB0;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_abstractmetamodel;
+  fra.me.line = 380;
+  fra.me.meth = LOCATE_abstractmetamodel___MMLocalClass___new_global;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 4;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[1] = NIT_NULL;
+  fra.me.REG[2] = NIT_NULL;
+  fra.me.REG[3] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  fra.me.REG[1] = NEW_MMGlobalClass_abstractmetamodel___MMGlobalClass___init(fra.me.REG[0]);
+  REGB0 = TAG_Bool(ATTR_abstractmetamodel___MMLocalClass____module(fra.me.REG[0])!=NIT_NULL);
+  /* ./metamodel//abstractmetamodel.nit:384 */
+  if (UNTAG_Bool(REGB0)) {
+  } else {
+    fprintf(stderr, "Uninitialized attribute %s", "_module");
+    fprintf(stderr, " (%s:%d)\n", LOCATE_abstractmetamodel, 384);
+    nit_exit(1);
+  }
+  fra.me.REG[2] = ATTR_abstractmetamodel___MMLocalClass____module(fra.me.REG[0]);
+  REGB0 = TAG_Bool(ATTR_abstractmetamodel___MMModule____global_classes(fra.me.REG[2])!=NIT_NULL);
+  if (UNTAG_Bool(REGB0)) {
+  } else {
+    fprintf(stderr, "Uninitialized attribute %s", "_global_classes");
+    fprintf(stderr, " (%s:%d)\n", LOCATE_abstractmetamodel, 384);
+    nit_exit(1);
+  }
+  fra.me.REG[2] = ATTR_abstractmetamodel___MMModule____global_classes(fra.me.REG[2]);
+  array___Array___add(fra.me.REG[2], fra.me.REG[1]);
+  REGB0 = TAG_Bool(ATTR_abstractmetamodel___MMLocalClass____module(fra.me.REG[0])!=NIT_NULL);
+  /* ./metamodel//abstractmetamodel.nit:385 */
+  if (UNTAG_Bool(REGB0)) {
+  } else {
+    fprintf(stderr, "Uninitialized attribute %s", "_module");
+    fprintf(stderr, " (%s:%d)\n", LOCATE_abstractmetamodel, 385);
+    nit_exit(1);
+  }
+  fra.me.REG[2] = ATTR_abstractmetamodel___MMLocalClass____module(fra.me.REG[0]);
+  REGB0 = TAG_Bool(ATTR_abstractmetamodel___MMModule____global_class_by_name(fra.me.REG[2])!=NIT_NULL);
+  if (UNTAG_Bool(REGB0)) {
+  } else {
+    fprintf(stderr, "Uninitialized attribute %s", "_global_class_by_name");
+    fprintf(stderr, " (%s:%d)\n", LOCATE_abstractmetamodel, 385);
+    nit_exit(1);
+  }
+  fra.me.REG[2] = ATTR_abstractmetamodel___MMModule____global_class_by_name(fra.me.REG[2]);
+  fra.me.REG[3] = CALL_abstractmetamodel___MMLocalClass___name(fra.me.REG[0])(fra.me.REG[0]);
+  CALL_abstract_collection___Map_____braeq(fra.me.REG[2])(fra.me.REG[2], fra.me.REG[3], fra.me.REG[1]);
+  /* ./metamodel//abstractmetamodel.nit:386 */
+  CALL_abstractmetamodel___MMLocalClass___set_global(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[1]);
+  stack_frame_head = fra.me.prev;
   return;
 }
-void abstractmetamodel___MMLocalClass___set_global(val_t  self, val_t  param0) {
-  struct trace_t trace = {NULL, NULL, 398, LOCATE_abstractmetamodel___MMLocalClass___set_global};
-  val_t variable[4];
-  struct WBT_ **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_abstractmetamodel;
-  /* Register variable[0]: Local variable */
-  variable[0] =  self;
-  /* Register variable[1]: Local variable */
-  variable[1] =  param0;
-  /* Register variable[2]: Method return value and escape marker */
-  /* Register variable[3]: Result */
-  variable[3] = TAG_Bool(!UNTAG_Bool(TAG_Bool(( variable[1] /*g*/ ==  NIT_NULL /*null*/) || (( variable[1] /*g*/ != NIT_NULL) && ((CALL_kernel___Object_____eqeq( variable[1] /*g*/)==kernel___Object_____eqeq)?(IS_EQUAL_NN( variable[1] /*g*/, NIT_NULL /*null*/)):(UNTAG_Bool(CALL_kernel___Object_____eqeq( variable[1] /*g*/)( variable[1] /*g*/,  NIT_NULL /*null*/) /*Object::==*/)))))));
-  if (!UNTAG_Bool(variable[3])) { fprintf(stderr, "Assert%s failed", ""); fprintf(stderr, " in %s (%s:%d)\n", LOCATE_abstractmetamodel___MMLocalClass___set_global, LOCATE_abstractmetamodel, 403); nit_exit(1);}
-  ATTR_abstractmetamodel___MMLocalClass____global(variable[0]) /*MMLocalClass::_global*/ =  variable[1] /*g*/;
-  /* Register variable[3]: Result */
-  variable[3] = ATTR_abstractmetamodel___MMLocalClass____global(variable[0]) /*MMLocalClass::_global*/;
-  CALL_abstractmetamodel___MMGlobalClass___register_local_class(variable[3])(variable[3], variable[0]) /*MMGlobalClass::register_local_class*/;
-  /* Register variable[3]: Result */
-  variable[3] = ATTR_abstractmetamodel___MMLocalClass____module(variable[0]) /*MMLocalClass::_module*/;
-  CALL_abstractmetamodel___MMModule___register_global_class(variable[3])(variable[3], variable[0]) /*MMModule::register_global_class*/;
-  return_label33: while(false);
-  tracehead = trace.prev;
+void abstractmetamodel___MMLocalClass___set_global(val_t p0, val_t p1){
+  struct {struct stack_frame_t me; val_t MORE_REG[1];} fra;
+  val_t REGB0;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_abstractmetamodel;
+  fra.me.line = 389;
+  fra.me.meth = LOCATE_abstractmetamodel___MMLocalClass___set_global;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 2;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[1] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  fra.me.REG[1] = p1;
+  /* ./metamodel//abstractmetamodel.nit:394 */
+  ATTR_abstractmetamodel___MMLocalClass____global(fra.me.REG[0]) = fra.me.REG[1];
+  fra.me.REG[1] = ATTR_abstractmetamodel___MMLocalClass____global(fra.me.REG[0]);
+  REGB0 = TAG_Bool(fra.me.REG[1]==NIT_NULL);
+  /* ./metamodel//abstractmetamodel.nit:395 */
+  if (UNTAG_Bool(REGB0)) {
+    fprintf(stderr, "Reciever is null");
+    fprintf(stderr, " (%s:%d)\n", LOCATE_abstractmetamodel, 395);
+    nit_exit(1);
+  }
+  CALL_abstractmetamodel___MMGlobalClass___register_local_class(fra.me.REG[1])(fra.me.REG[1], fra.me.REG[0]);
+  REGB0 = TAG_Bool(ATTR_abstractmetamodel___MMLocalClass____module(fra.me.REG[0])!=NIT_NULL);
+  /* ./metamodel//abstractmetamodel.nit:396 */
+  if (UNTAG_Bool(REGB0)) {
+  } else {
+    fprintf(stderr, "Uninitialized attribute %s", "_module");
+    fprintf(stderr, " (%s:%d)\n", LOCATE_abstractmetamodel, 396);
+    nit_exit(1);
+  }
+  fra.me.REG[1] = ATTR_abstractmetamodel___MMLocalClass____module(fra.me.REG[0]);
+  CALL_abstractmetamodel___MMModule___register_global_class(fra.me.REG[1])(fra.me.REG[1], fra.me.REG[0]);
+  stack_frame_head = fra.me.prev;
   return;
 }
-val_t abstractmetamodel___MMLocalClass___has_global_property_by_name(val_t  self, val_t  param0) {
-  struct trace_t trace = {NULL, NULL, 409, LOCATE_abstractmetamodel___MMLocalClass___has_global_property_by_name};
-  val_t variable[4];
-  struct WBT_ **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_abstractmetamodel;
-  /* Register variable[0]: Local variable */
-  variable[0] =  self;
-  /* Register variable[1]: Local variable */
-  variable[1] =  param0;
-  /* Register variable[2]: Method return value and escape marker */
-  /* Register variable[3]: Result */
-  variable[3] = ATTR_abstractmetamodel___MMLocalClass____properties_by_name(variable[0]) /*MMLocalClass::_properties_by_name*/;
-  /* Register variable[3]: Result */
-  variable[3] = CALL_abstract_collection___MapRead___has_key(variable[3])(variable[3],  variable[1] /*n*/) /*MapRead::has_key*/;
-  /* Ensure var variable[3]: Left 'and' operand*/
-  if (UNTAG_Bool(variable[3])) { /* and */
-    /* Register variable[3]: Result */
-    variable[3] = ATTR_abstractmetamodel___MMLocalClass____properties_by_name(variable[0]) /*MMLocalClass::_properties_by_name*/;
-    /* Register variable[3]: Result */
-    variable[3] = CALL_abstract_collection___MapRead_____bra(variable[3])(variable[3],  variable[1] /*n*/) /*MapRead::[]*/;
-    /* Register variable[3]: Result */
-    variable[3] = CALL_abstract_collection___Collection___length(variable[3])(variable[3]) /*AbstractArrayRead::length*/;
-    /* Register variable[3]: Result */
-    variable[3] = TAG_Bool((variable[3])==( TAG_Int(1)));
-  }
-  /* Register variable[3]: Result */
-  variable[2] = variable[3];
-  goto return_label34;
-  return_label34: while(false);
-  tracehead = trace.prev;
-  return variable[2];
-}
-val_t abstractmetamodel___MMLocalClass___get_property_by_name(val_t  self, val_t  param0) {
-  struct trace_t trace = {NULL, NULL, 416, LOCATE_abstractmetamodel___MMLocalClass___get_property_by_name};
-  val_t variable[5];
-  struct WBT_ **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_abstractmetamodel;
-  /* Register variable[0]: Local variable */
-  variable[0] =  self;
-  /* Register variable[1]: Local variable */
-  variable[1] =  param0;
-  /* Register variable[2]: Method return value and escape marker */
-  /* Register variable[3]: Result */
-  variable[3] = CALL_abstractmetamodel___MMLocalClass___has_global_property_by_name(variable[0])(variable[0],  variable[1] /*n*/) /*MMLocalClass::has_global_property_by_name*/;
-  if (UNTAG_Bool( TAG_Bool(!UNTAG_Bool(variable[3])))) { /*if*/
-    fprintf(stderr, "Aborted"); fprintf(stderr, " in %s (%s:%d)\n", LOCATE_abstractmetamodel___MMLocalClass___get_property_by_name, LOCATE_abstractmetamodel, 420); nit_exit(1);
-  }
-  /* Register variable[3]: Local variable */
-  /* Register variable[4]: Result */
-  variable[4] = ATTR_abstractmetamodel___MMLocalClass____properties_by_name(variable[0]) /*MMLocalClass::_properties_by_name*/;
-  /* Register variable[4]: Result */
-  variable[4] = CALL_abstract_collection___MapRead_____bra(variable[4])(variable[4],  variable[1] /*n*/) /*MapRead::[]*/;
-  variable[3] = variable[4];
-  /* Register variable[4]: Result */
-  variable[4] = CALL_abstract_collection___Collection___first( variable[3] /*props*/)( variable[3] /*props*/) /*IndexedCollectionRead::first*/;
-  variable[2] = variable[4];
-  goto return_label35;
-  return_label35: while(false);
-  tracehead = trace.prev;
-  return variable[2];
-}
-val_t abstractmetamodel___MMLocalClass___attribute(val_t  self, val_t  param0) {
-  struct trace_t trace = {NULL, NULL, 425, LOCATE_abstractmetamodel___MMLocalClass___attribute};
-  val_t variable[4];
-  struct WBT_ **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_abstractmetamodel;
-  /* Register variable[0]: Local variable */
-  variable[0] =  self;
-  /* Register variable[1]: Local variable */
-  variable[1] =  param0;
-  /* Register variable[2]: Method return value and escape marker */
-  /* Register variable[3]: Result */
-  variable[3] = CALL_abstractmetamodel___MMLocalClass___get_property_by_name(variable[0])(variable[0],  variable[1] /*a*/) /*MMLocalClass::get_property_by_name*/;
-  variable[2] = variable[3];
-  goto return_label36;
-  return_label36: while(false);
-  tracehead = trace.prev;
-  return variable[2];
-}
-val_t abstractmetamodel___MMLocalClass___method(val_t  self, val_t  param0) {
-  struct trace_t trace = {NULL, NULL, 432, LOCATE_abstractmetamodel___MMLocalClass___method};
-  val_t variable[4];
-  struct WBT_ **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_abstractmetamodel;
-  /* Register variable[0]: Local variable */
-  variable[0] =  self;
-  /* Register variable[1]: Local variable */
-  variable[1] =  param0;
-  /* Register variable[2]: Method return value and escape marker */
-  /* Register variable[3]: Result */
-  variable[3] = ATTR_abstractmetamodel___MMLocalClass____properties_by_name(variable[0]) /*MMLocalClass::_properties_by_name*/;
-  /* Register variable[3]: Result */
-  variable[3] = TAG_Bool(!UNTAG_Bool(TAG_Bool((variable[3] ==  NIT_NULL /*null*/) || ((variable[3] != NIT_NULL) && ((CALL_kernel___Object_____eqeq(variable[3])==kernel___Object_____eqeq)?(IS_EQUAL_NN(variable[3], NIT_NULL /*null*/)):(UNTAG_Bool(CALL_kernel___Object_____eqeq(variable[3])(variable[3],  NIT_NULL /*null*/) /*Object::==*/)))))));
-  if (!UNTAG_Bool(variable[3])) { fprintf(stderr, "Assert%s failed", ""); fprintf(stderr, " in %s (%s:%d)\n", LOCATE_abstractmetamodel___MMLocalClass___method, LOCATE_abstractmetamodel, 436); nit_exit(1);}
-  /* Register variable[3]: Result */
-  variable[3] = ATTR_abstractmetamodel___MMLocalClass____properties_by_name(variable[0]) /*MMLocalClass::_properties_by_name*/;
-  /* Register variable[3]: Result */
-  variable[3] = CALL_abstract_collection___MapRead_____bra(variable[3])(variable[3],  variable[1] /*na*/) /*MapRead::[]*/;
-  /* Register variable[3]: Result */
-  variable[3] = CALL_abstract_collection___Collection___first(variable[3])(variable[3]) /*IndexedCollectionRead::first*/;
-  variable[2] = variable[3];
-  goto return_label37;
-  return_label37: while(false);
-  tracehead = trace.prev;
-  return variable[2];
-}
-val_t abstractmetamodel___MMLocalClass___select_method(val_t  self, val_t  param0) {
-  struct trace_t trace = {NULL, NULL, 440, LOCATE_abstractmetamodel___MMLocalClass___select_method};
-  val_t variable[6];
-  struct WBT_ **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_abstractmetamodel;
-  /* Register variable[0]: Local variable */
-  variable[0] =  self;
-  /* Register variable[1]: Local variable */
-  variable[1] =  param0;
-  /* Register variable[2]: Method return value and escape marker */
-  /* Register variable[3]: Result */
-  variable[3] = TAG_Bool(!UNTAG_Bool(TAG_Bool(( variable[1] /*name*/ ==  NIT_NULL /*null*/) || (( variable[1] /*name*/ != NIT_NULL) && ((CALL_kernel___Object_____eqeq( variable[1] /*name*/)==kernel___Object_____eqeq)?(IS_EQUAL_NN( variable[1] /*name*/, NIT_NULL /*null*/)):(UNTAG_Bool(CALL_kernel___Object_____eqeq( variable[1] /*name*/)( variable[1] /*name*/,  NIT_NULL /*null*/) /*Object::==*/)))))));
-  if (!UNTAG_Bool(variable[3])) { fprintf(stderr, "Assert%s failed", ""); fprintf(stderr, " in %s (%s:%d)\n", LOCATE_abstractmetamodel___MMLocalClass___select_method, LOCATE_abstractmetamodel, 444); nit_exit(1);}
-  /* Register variable[3]: Local variable */
-  /* Register variable[4]: Result */
-  variable[4] = CALL_abstractmetamodel___MMLocalClass___method(variable[0])(variable[0],  variable[1] /*name*/) /*MMLocalClass::method*/;
-  variable[3] = variable[4];
-  /* Register variable[4]: Local variable */
-  /* Register variable[5]: Result */
-  variable[5] = CALL_abstractmetamodel___MMLocalClass_____bra(variable[0])(variable[0],  variable[3] /*gp*/) /*MMLocalClass::[]*/;
-  variable[4] = variable[5];
-  /* Register variable[5]: Result */
-  variable[5] = TAG_Bool(( variable[4] /*res*/==NIT_NULL) || VAL_ISA( variable[4] /*res*/, COLOR_MMMethod, ID_MMMethod)) /*cast MMMethod*/;
-  if (!UNTAG_Bool(variable[5])) { fprintf(stderr, "Assert%s failed", ""); fprintf(stderr, " in %s (%s:%d)\n", LOCATE_abstractmetamodel___MMLocalClass___select_method, LOCATE_abstractmetamodel, 447); nit_exit(1);}
-  variable[2] =  variable[4] /*res*/;
-  goto return_label38;
-  return_label38: while(false);
-  tracehead = trace.prev;
-  return variable[2];
-}
-val_t abstractmetamodel___MMLocalClass___select_attribute(val_t  self, val_t  param0) {
-  struct trace_t trace = {NULL, NULL, 451, LOCATE_abstractmetamodel___MMLocalClass___select_attribute};
-  val_t variable[6];
-  struct WBT_ **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_abstractmetamodel;
-  /* Register variable[0]: Local variable */
-  variable[0] =  self;
-  /* Register variable[1]: Local variable */
-  variable[1] =  param0;
-  /* Register variable[2]: Method return value and escape marker */
-  /* Register variable[3]: Result */
-  variable[3] = TAG_Bool(!UNTAG_Bool(TAG_Bool(( variable[1] /*name*/ ==  NIT_NULL /*null*/) || (( variable[1] /*name*/ != NIT_NULL) && ((CALL_kernel___Object_____eqeq( variable[1] /*name*/)==kernel___Object_____eqeq)?(IS_EQUAL_NN( variable[1] /*name*/, NIT_NULL /*null*/)):(UNTAG_Bool(CALL_kernel___Object_____eqeq( variable[1] /*name*/)( variable[1] /*name*/,  NIT_NULL /*null*/) /*Object::==*/)))))));
-  if (!UNTAG_Bool(variable[3])) { fprintf(stderr, "Assert%s failed", ""); fprintf(stderr, " in %s (%s:%d)\n", LOCATE_abstractmetamodel___MMLocalClass___select_attribute, LOCATE_abstractmetamodel, 455); nit_exit(1);}
-  /* Register variable[3]: Local variable */
-  /* Register variable[4]: Result */
-  variable[4] = CALL_abstractmetamodel___MMLocalClass___attribute(variable[0])(variable[0],  variable[1] /*name*/) /*MMLocalClass::attribute*/;
-  variable[3] = variable[4];
-  /* Register variable[4]: Local variable */
-  /* Register variable[5]: Result */
-  variable[5] = CALL_abstractmetamodel___MMLocalClass_____bra(variable[0])(variable[0],  variable[3] /*gp*/) /*MMLocalClass::[]*/;
-  variable[4] = variable[5];
-  /* Register variable[5]: Result */
-  variable[5] = TAG_Bool(( variable[4] /*res*/==NIT_NULL) || VAL_ISA( variable[4] /*res*/, COLOR_MMAttribute, ID_MMAttribute)) /*cast MMAttribute*/;
-  if (!UNTAG_Bool(variable[5])) { fprintf(stderr, "Assert%s failed", ""); fprintf(stderr, " in %s (%s:%d)\n", LOCATE_abstractmetamodel___MMLocalClass___select_attribute, LOCATE_abstractmetamodel, 458); nit_exit(1);}
-  variable[2] =  variable[4] /*res*/;
-  goto return_label39;
-  return_label39: while(false);
-  tracehead = trace.prev;
-  return variable[2];
-}
-val_t abstractmetamodel___MMLocalClass___super_methods_named(val_t  self, val_t  param0) {
-  struct trace_t trace = {NULL, NULL, 462, LOCATE_abstractmetamodel___MMLocalClass___super_methods_named};
-  val_t variable[10];
-  struct WBT_ **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_abstractmetamodel;
-  /* Register variable[0]: Local variable */
-  variable[0] =  self;
-  /* Register variable[1]: Local variable */
-  variable[1] =  param0;
-  /* Register variable[2]: Method return value and escape marker */
-  /* Register variable[3]: Local variable */
-  /* Register variable[4]: Result */
-  variable[4] = NEW_Array_array___Array___init() /*new Array[MMLocalClass]*/;
-  variable[3] = variable[4];
-  /* Register variable[4]: Result */
-  variable[4] = CALL_abstractmetamodel___MMLocalClass___cshe(variable[0])(variable[0]) /*MMLocalClass::cshe*/;
-  /* Register variable[4]: Result */
-  variable[4] = CALL_partial_order___PartialOrderElement___greaters(variable[4])(variable[4]) /*PartialOrderElement::greaters*/;
-  /* Register variable[4]: For iterator */
-  variable[4] = CALL_abstract_collection___Collection___iterator(variable[4])(variable[4]) /*Collection::iterator*/;
-  while (true) { /*for*/
-    /* Register variable[5]: For 'is_ok' result */
-    variable[5] = CALL_abstract_collection___Iterator___is_ok(variable[4])(variable[4]) /*Iterator::is_ok*/;
-    if (!UNTAG_Bool(variable[5])) break; /*for*/
-    variable[5] = CALL_abstract_collection___Iterator___item(variable[4])(variable[4]) /*Iterator::item*/ /* Ensure var: For item*/;
-    /* Register variable[6]: Local variable */
-    variable[6] = variable[5];
-    /* Register variable[7]: Result */
-    variable[7] = CALL_abstractmetamodel___MMLocalClass___has_global_property_by_name( variable[6] /*c*/)( variable[6] /*c*/,  variable[1] /*n*/) /*MMLocalClass::has_global_property_by_name*/;
-    if (UNTAG_Bool(variable[7])) { /*if*/
-      CALL_abstract_collection___SimpleCollection___add( variable[3] /*classes*/)( variable[3] /*classes*/,  variable[6] /*c*/) /*AbstractArray::add*/;
+val_t abstractmetamodel___MMLocalClass___has_global_property_by_name(val_t p0, val_t p1){
+  struct {struct stack_frame_t me; val_t MORE_REG[2];} fra;
+  val_t REGB0;
+  val_t REGB1;
+  val_t REGB2;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_abstractmetamodel;
+  fra.me.line = 399;
+  fra.me.meth = LOCATE_abstractmetamodel___MMLocalClass___has_global_property_by_name;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 3;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[1] = NIT_NULL;
+  fra.me.REG[2] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  fra.me.REG[1] = p1;
+  REGB0 = TAG_Bool(ATTR_abstractmetamodel___MMLocalClass____properties_by_name(fra.me.REG[0])!=NIT_NULL);
+  /* ./metamodel//abstractmetamodel.nit:403 */
+  if (UNTAG_Bool(REGB0)) {
+  } else {
+    fprintf(stderr, "Uninitialized attribute %s", "_properties_by_name");
+    fprintf(stderr, " (%s:%d)\n", LOCATE_abstractmetamodel, 403);
+    nit_exit(1);
+  }
+  fra.me.REG[2] = ATTR_abstractmetamodel___MMLocalClass____properties_by_name(fra.me.REG[0]);
+  REGB0 = CALL_abstract_collection___MapRead___has_key(fra.me.REG[2])(fra.me.REG[2], fra.me.REG[1]);
+  if (UNTAG_Bool(REGB0)) {
+    REGB0 = TAG_Bool(ATTR_abstractmetamodel___MMLocalClass____properties_by_name(fra.me.REG[0])!=NIT_NULL);
+    if (UNTAG_Bool(REGB0)) {
+    } else {
+      fprintf(stderr, "Uninitialized attribute %s", "_properties_by_name");
+      fprintf(stderr, " (%s:%d)\n", LOCATE_abstractmetamodel, 403);
+      nit_exit(1);
+    }
+    fra.me.REG[0] = ATTR_abstractmetamodel___MMLocalClass____properties_by_name(fra.me.REG[0]);
+    fra.me.REG[1] = CALL_abstract_collection___MapRead_____bra(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[1]);
+    REGB0 = TAG_Bool(fra.me.REG[1]==NIT_NULL);
+    if (UNTAG_Bool(REGB0)) {
+      fprintf(stderr, "Reciever is null");
+      fprintf(stderr, " (%s:%d)\n", LOCATE_abstractmetamodel, 403);
+      nit_exit(1);
+    }
+    REGB0 = TAG_Bool(ATTR_array___AbstractArrayRead____length(fra.me.REG[1])!=NIT_NULL);
+    /* ./../lib/standard//collection//array.nit:23 */
+    if (UNTAG_Bool(REGB0)) {
+    } else {
+      fprintf(stderr, "Uninitialized attribute %s", "_length");
+      fprintf(stderr, " (%s:%d)\n", LOCATE_array, 23);
+      nit_exit(1);
+    }
+    REGB0 = ATTR_array___AbstractArrayRead____length(fra.me.REG[1]);
+    REGB1 = TAG_Int(1);
+    REGB2 = TAG_Bool(IS_EQUAL_OO(REGB0,REGB1));
+    /* ./metamodel//abstractmetamodel.nit:403 */
+    if (UNTAG_Bool(REGB2)) {
+    } else {
+      REGB1 = TAG_Bool((REGB0)==(REGB1));
+      REGB2 = REGB1;
+    /* ./metamodel//abstractmetamodel.nit:403 */
     }
-    continue_41: while(0);
-    CALL_abstract_collection___Iterator___next(variable[4])(variable[4]) /*Iterator::next*/;
-  }
-  break_41: while(0);
-  /* Register variable[4]: Result */
-  variable[4] = CALL_abstractmetamodel___MMLocalClass___cshe(variable[0])(variable[0]) /*MMLocalClass::cshe*/;
-  /* Register variable[4]: Result */
-  variable[4] = CALL_partial_order___PartialOrderElement___order(variable[4])(variable[4]) /*PartialOrderElement::order*/;
-  /* Register variable[4]: Result */
-  variable[4] = CALL_partial_order___PartialOrder___select_smallests(variable[4])(variable[4],  variable[3] /*classes*/) /*PartialOrder::select_smallests*/;
-  variable[3] = variable[4] /*classes=*/;
-  /* Register variable[4]: Local variable */
-  /* Register variable[5]: Result */
-  variable[5] = NEW_Array_array___Array___init() /*new Array[MMLocalProperty]*/;
-  variable[4] = variable[5];
-  /* Register variable[5]: For iterator */
-  variable[5] = CALL_abstract_collection___Collection___iterator( variable[3] /*classes*/)( variable[3] /*classes*/) /*AbstractArrayRead::iterator*/;
-  while (true) { /*for*/
-    /* Register variable[6]: For 'is_ok' result */
-    variable[6] = CALL_abstract_collection___Iterator___is_ok(variable[5])(variable[5]) /*ArrayIterator::is_ok*/;
-    if (!UNTAG_Bool(variable[6])) break; /*for*/
-    variable[6] = CALL_abstract_collection___Iterator___item(variable[5])(variable[5]) /*ArrayIterator::item*/ /* Ensure var: For item*/;
-    /* Register variable[7]: Local variable */
-    variable[7] = variable[6];
-    /* Register variable[8]: Local variable */
-    /* Register variable[9]: Result */
-    variable[9] = CALL_abstractmetamodel___MMLocalClass___method( variable[7] /*c*/)( variable[7] /*c*/,  variable[1] /*n*/) /*MMLocalClass::method*/;
-    variable[8] = variable[9];
-    /* Register variable[9]: Result */
-    variable[9] = CALL_abstractmetamodel___MMLocalClass_____bra( variable[7] /*c*/)( variable[7] /*c*/,  variable[8] /*g*/) /*MMLocalClass::[]*/;
-    CALL_abstract_collection___SimpleCollection___add( variable[4] /*res*/)( variable[4] /*res*/, variable[9]) /*AbstractArray::add*/;
-    continue_42: while(0);
-    CALL_abstract_collection___Iterator___next(variable[5])(variable[5]) /*ArrayIterator::next*/;
-  }
-  break_42: while(0);
-  variable[2] =  variable[4] /*res*/;
-  goto return_label40;
-  return_label40: while(false);
-  tracehead = trace.prev;
-  return variable[2];
-}
-void abstractmetamodel___MMLocalClass___register_local_property(val_t  self, val_t  param0) {
-  struct trace_t trace = {NULL, NULL, 480, LOCATE_abstractmetamodel___MMLocalClass___register_local_property};
-  val_t variable[5];
-  struct WBT_ **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_abstractmetamodel;
-  /* Register variable[0]: Local variable */
-  variable[0] =  self;
-  /* Register variable[1]: Local variable */
-  variable[1] =  param0;
-  /* Register variable[2]: Method return value and escape marker */
-  /* Register variable[3]: Result */
-  variable[3] = CALL_abstractmetamodel___MMLocalProperty___global( variable[1] /*p*/)( variable[1] /*p*/) /*MMLocalProperty::global*/;
-  /* Register variable[3]: Result */
-  variable[3] = TAG_Bool(!UNTAG_Bool(TAG_Bool((variable[3] ==  NIT_NULL /*null*/) || ((variable[3] != NIT_NULL) && ((CALL_kernel___Object_____eqeq(variable[3])==kernel___Object_____eqeq)?(IS_EQUAL_NN(variable[3], NIT_NULL /*null*/)):(UNTAG_Bool(CALL_kernel___Object_____eqeq(variable[3])(variable[3],  NIT_NULL /*null*/) /*Object::==*/)))))));
-  if (!UNTAG_Bool(variable[3])) { fprintf(stderr, "Assert%s failed", ""); fprintf(stderr, " in %s (%s:%d)\n", LOCATE_abstractmetamodel___MMLocalClass___register_local_property, LOCATE_abstractmetamodel, 483); nit_exit(1);}
-  /* Register variable[3]: Result */
-  variable[3] = ATTR_abstractmetamodel___MMLocalClass____local_property_by_global(variable[0]) /*MMLocalClass::_local_property_by_global*/;
-  /* Register variable[4]: Result */
-  variable[4] = CALL_abstractmetamodel___MMLocalProperty___global( variable[1] /*p*/)( variable[1] /*p*/) /*MMLocalProperty::global*/;
-  /* Register variable[3]: Result */
-  variable[3] = CALL_abstract_collection___MapRead___has_key(variable[3])(variable[3], variable[4]) /*MapRead::has_key*/;
-  if (UNTAG_Bool( TAG_Bool(!UNTAG_Bool(variable[3])))) { /*if*/
-    /* Register variable[3]: Result */
-    variable[3] = ATTR_abstractmetamodel___MMLocalClass____local_property_by_global(variable[0]) /*MMLocalClass::_local_property_by_global*/;
-    /* Register variable[4]: Result */
-    variable[4] = CALL_abstractmetamodel___MMLocalProperty___global( variable[1] /*p*/)( variable[1] /*p*/) /*MMLocalProperty::global*/;
-    CALL_abstract_collection___Map_____braeq(variable[3])(variable[3], variable[4],  variable[1] /*p*/) /*Map::[]=*/;
-  }
-  return_label43: while(false);
-  tracehead = trace.prev;
+  } else {
+    REGB1 = TAG_Bool(false);
+    REGB2 = REGB1;
+  }
+  goto label1;
+  label1: while(0);
+  stack_frame_head = fra.me.prev;
+  return REGB2;
+}
+val_t abstractmetamodel___MMLocalClass___get_property_by_name(val_t p0, val_t p1){
+  struct {struct stack_frame_t me; val_t MORE_REG[1];} fra;
+  val_t REGB0;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_abstractmetamodel;
+  fra.me.line = 406;
+  fra.me.meth = LOCATE_abstractmetamodel___MMLocalClass___get_property_by_name;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 2;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[1] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  fra.me.REG[1] = p1;
+  REGB0 = CALL_abstractmetamodel___MMLocalClass___has_global_property_by_name(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[1]);
+  REGB0 = TAG_Bool(!UNTAG_Bool(REGB0));
+  /* ./metamodel//abstractmetamodel.nit:410 */
+  if (UNTAG_Bool(REGB0)) {
+    fprintf(stderr, "Aborted");
+    fprintf(stderr, " (%s:%d)\n", LOCATE_abstractmetamodel, 410);
+    nit_exit(1);
+  }
+  REGB0 = TAG_Bool(ATTR_abstractmetamodel___MMLocalClass____properties_by_name(fra.me.REG[0])!=NIT_NULL);
+  /* ./metamodel//abstractmetamodel.nit:411 */
+  if (UNTAG_Bool(REGB0)) {
+  } else {
+    fprintf(stderr, "Uninitialized attribute %s", "_properties_by_name");
+    fprintf(stderr, " (%s:%d)\n", LOCATE_abstractmetamodel, 411);
+    nit_exit(1);
+  }
+  fra.me.REG[0] = ATTR_abstractmetamodel___MMLocalClass____properties_by_name(fra.me.REG[0]);
+  fra.me.REG[1] = CALL_abstract_collection___MapRead_____bra(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[1]);
+  fra.me.REG[1] = CALL_abstract_collection___Collection___first(fra.me.REG[1])(fra.me.REG[1]);
+  /* ./metamodel//abstractmetamodel.nit:412 */
+  goto label1;
+  label1: while(0);
+  stack_frame_head = fra.me.prev;
+  return fra.me.REG[1];
+}
+val_t abstractmetamodel___MMLocalClass___attribute(val_t p0, val_t p1){
+  struct {struct stack_frame_t me; val_t MORE_REG[1];} fra;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_abstractmetamodel;
+  fra.me.line = 415;
+  fra.me.meth = LOCATE_abstractmetamodel___MMLocalClass___attribute;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 2;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[1] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  fra.me.REG[1] = p1;
+  fra.me.REG[1] = CALL_abstractmetamodel___MMLocalClass___get_property_by_name(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[1]);
+  /* ./metamodel//abstractmetamodel.nit:419 */
+  goto label1;
+  label1: while(0);
+  stack_frame_head = fra.me.prev;
+  return fra.me.REG[1];
+}
+val_t abstractmetamodel___MMLocalClass___method(val_t p0, val_t p1){
+  struct {struct stack_frame_t me; val_t MORE_REG[1];} fra;
+  val_t REGB0;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_abstractmetamodel;
+  fra.me.line = 422;
+  fra.me.meth = LOCATE_abstractmetamodel___MMLocalClass___method;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 2;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[1] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  fra.me.REG[1] = p1;
+  REGB0 = TAG_Bool(ATTR_abstractmetamodel___MMLocalClass____properties_by_name(fra.me.REG[0])!=NIT_NULL);
+  /* ./metamodel//abstractmetamodel.nit:426 */
+  if (UNTAG_Bool(REGB0)) {
+  } else {
+    fprintf(stderr, "Uninitialized attribute %s", "_properties_by_name");
+    fprintf(stderr, " (%s:%d)\n", LOCATE_abstractmetamodel, 426);
+    nit_exit(1);
+  }
+  fra.me.REG[0] = ATTR_abstractmetamodel___MMLocalClass____properties_by_name(fra.me.REG[0]);
+  fra.me.REG[1] = CALL_abstract_collection___MapRead_____bra(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[1]);
+  REGB0 = TAG_Bool(fra.me.REG[1]==NIT_NULL);
+  if (UNTAG_Bool(REGB0)) {
+    fprintf(stderr, "Reciever is null");
+    fprintf(stderr, " (%s:%d)\n", LOCATE_abstractmetamodel, 426);
+    nit_exit(1);
+  }
+  fra.me.REG[1] = CALL_abstract_collection___Collection___first(fra.me.REG[1])(fra.me.REG[1]);
+  goto label1;
+  label1: while(0);
+  stack_frame_head = fra.me.prev;
+  return fra.me.REG[1];
+}
+val_t abstractmetamodel___MMLocalClass___select_method(val_t p0, val_t p1){
+  struct {struct stack_frame_t me; val_t MORE_REG[1];} fra;
+  val_t REGB0;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_abstractmetamodel;
+  fra.me.line = 429;
+  fra.me.meth = LOCATE_abstractmetamodel___MMLocalClass___select_method;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 2;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[1] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  fra.me.REG[1] = p1;
+  fra.me.REG[1] = CALL_abstractmetamodel___MMLocalClass___method(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[1]);
+  fra.me.REG[1] = CALL_abstractmetamodel___MMLocalClass_____bra(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[1]);
+  REGB0 = TAG_Bool(VAL_ISA(fra.me.REG[1], COLOR_MMMethod, ID_MMMethod)) /*cast MMMethod*/;
+  /* ./metamodel//abstractmetamodel.nit:435 */
+  if (UNTAG_Bool(REGB0)) {
+  } else {
+    fprintf(stderr, "Assert failed");
+    fprintf(stderr, " (%s:%d)\n", LOCATE_abstractmetamodel, 435);
+    nit_exit(1);
+  }
+  /* ./metamodel//abstractmetamodel.nit:436 */
+  goto label1;
+  label1: while(0);
+  stack_frame_head = fra.me.prev;
+  return fra.me.REG[1];
+}
+val_t abstractmetamodel___MMLocalClass___select_attribute(val_t p0, val_t p1){
+  struct {struct stack_frame_t me; val_t MORE_REG[1];} fra;
+  val_t REGB0;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_abstractmetamodel;
+  fra.me.line = 439;
+  fra.me.meth = LOCATE_abstractmetamodel___MMLocalClass___select_attribute;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 2;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[1] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  fra.me.REG[1] = p1;
+  fra.me.REG[1] = CALL_abstractmetamodel___MMLocalClass___attribute(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[1]);
+  fra.me.REG[1] = CALL_abstractmetamodel___MMLocalClass_____bra(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[1]);
+  REGB0 = TAG_Bool(VAL_ISA(fra.me.REG[1], COLOR_MMAttribute, ID_MMAttribute)) /*cast MMAttribute*/;
+  /* ./metamodel//abstractmetamodel.nit:445 */
+  if (UNTAG_Bool(REGB0)) {
+  } else {
+    fprintf(stderr, "Assert failed");
+    fprintf(stderr, " (%s:%d)\n", LOCATE_abstractmetamodel, 445);
+    nit_exit(1);
+  }
+  /* ./metamodel//abstractmetamodel.nit:446 */
+  goto label1;
+  label1: while(0);
+  stack_frame_head = fra.me.prev;
+  return fra.me.REG[1];
+}
+val_t abstractmetamodel___MMLocalClass___super_methods_named(val_t p0, val_t p1){
+  struct {struct stack_frame_t me; val_t MORE_REG[4];} fra;
+  val_t REGB0;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_abstractmetamodel;
+  fra.me.line = 449;
+  fra.me.meth = LOCATE_abstractmetamodel___MMLocalClass___super_methods_named;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 5;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[1] = NIT_NULL;
+  fra.me.REG[2] = NIT_NULL;
+  fra.me.REG[3] = NIT_NULL;
+  fra.me.REG[4] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  fra.me.REG[1] = p1;
+  fra.me.REG[2] = NEW_Array_array___Array___init();
+  fra.me.REG[3] = CALL_abstractmetamodel___MMLocalClass___cshe(fra.me.REG[0])(fra.me.REG[0]);
+  fra.me.REG[3] = CALL_partial_order___PartialOrderElement___greaters(fra.me.REG[3])(fra.me.REG[3]);
+  fra.me.REG[3] = CALL_abstract_collection___Collection___iterator(fra.me.REG[3])(fra.me.REG[3]);
+  /* ./metamodel//abstractmetamodel.nit:454 */
+  while(1) {
+    REGB0 = CALL_abstract_collection___Iterator___is_ok(fra.me.REG[3])(fra.me.REG[3]);
+    if (UNTAG_Bool(REGB0)) {
+      fra.me.REG[4] = CALL_abstract_collection___Iterator___item(fra.me.REG[3])(fra.me.REG[3]);
+      REGB0 = CALL_abstractmetamodel___MMLocalClass___has_global_property_by_name(fra.me.REG[4])(fra.me.REG[4], fra.me.REG[1]);
+      /* ./metamodel//abstractmetamodel.nit:455 */
+      if (UNTAG_Bool(REGB0)) {
+        array___Array___add(fra.me.REG[2], fra.me.REG[4]);
+      }
+    } else {
+      /* ./metamodel//abstractmetamodel.nit:454 */
+      goto label1;
+    }
+    CALL_abstract_collection___Iterator___next(fra.me.REG[3])(fra.me.REG[3]);
+  }
+  label1: while(0);
+  fra.me.REG[0] = CALL_abstractmetamodel___MMLocalClass___cshe(fra.me.REG[0])(fra.me.REG[0]);
+  fra.me.REG[0] = CALL_partial_order___PartialOrderElement___order(fra.me.REG[0])(fra.me.REG[0]);
+  fra.me.REG[0] = CALL_partial_order___PartialOrder___select_smallests(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[2]);
+  fra.me.REG[2] = fra.me.REG[0];
+  fra.me.REG[0] = NEW_Array_array___Array___init();
+  fra.me.REG[2] = CALL_abstract_collection___Collection___iterator(fra.me.REG[2])(fra.me.REG[2]);
+  /* ./metamodel//abstractmetamodel.nit:459 */
+  while(1) {
+    REGB0 = CALL_abstract_collection___Iterator___is_ok(fra.me.REG[2])(fra.me.REG[2]);
+    if (UNTAG_Bool(REGB0)) {
+      fra.me.REG[3] = CALL_abstract_collection___Iterator___item(fra.me.REG[2])(fra.me.REG[2]);
+      fra.me.REG[4] = CALL_abstractmetamodel___MMLocalClass___method(fra.me.REG[3])(fra.me.REG[3], fra.me.REG[1]);
+      fra.me.REG[4] = CALL_abstractmetamodel___MMLocalClass_____bra(fra.me.REG[3])(fra.me.REG[3], fra.me.REG[4]);
+      /* ./metamodel//abstractmetamodel.nit:462 */
+      array___Array___add(fra.me.REG[0], fra.me.REG[4]);
+    } else {
+      /* ./metamodel//abstractmetamodel.nit:459 */
+      goto label2;
+    }
+    CALL_abstract_collection___Iterator___next(fra.me.REG[2])(fra.me.REG[2]);
+  }
+  label2: while(0);
+  /* ./metamodel//abstractmetamodel.nit:464 */
+  goto label3;
+  label3: while(0);
+  stack_frame_head = fra.me.prev;
+  return fra.me.REG[0];
+}
+void abstractmetamodel___MMLocalClass___register_local_property(val_t p0, val_t p1){
+  struct {struct stack_frame_t me; val_t MORE_REG[3];} fra;
+  val_t REGB0;
+  val_t REGB1;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_abstractmetamodel;
+  fra.me.line = 467;
+  fra.me.meth = LOCATE_abstractmetamodel___MMLocalClass___register_local_property;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 4;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[1] = NIT_NULL;
+  fra.me.REG[2] = NIT_NULL;
+  fra.me.REG[3] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  fra.me.REG[1] = p1;
+  REGB0 = TAG_Bool(ATTR_abstractmetamodel___MMLocalClass____local_property_by_global(fra.me.REG[0])!=NIT_NULL);
+  /* ./metamodel//abstractmetamodel.nit:470 */
+  if (UNTAG_Bool(REGB0)) {
+  } else {
+    fprintf(stderr, "Uninitialized attribute %s", "_local_property_by_global");
+    fprintf(stderr, " (%s:%d)\n", LOCATE_abstractmetamodel, 470);
+    nit_exit(1);
+  }
+  fra.me.REG[2] = ATTR_abstractmetamodel___MMLocalClass____local_property_by_global(fra.me.REG[0]);
+  fra.me.REG[3] = CALL_abstractmetamodel___MMLocalProperty___global(fra.me.REG[1])(fra.me.REG[1]);
+  CALL_abstract_collection___Map_____braeq(fra.me.REG[2])(fra.me.REG[2], fra.me.REG[3], fra.me.REG[1]);
+  fra.me.REG[3] = CALL_abstractmetamodel___MMLocalProperty___local_class(fra.me.REG[1])(fra.me.REG[1]);
+  REGB0 = TAG_Bool(IS_EQUAL_OO(fra.me.REG[3],fra.me.REG[0]));
+  /* ./metamodel//abstractmetamodel.nit:471 */
+  if (UNTAG_Bool(REGB0)) {
+  } else {
+    REGB1 = CALL_kernel___Object_____eqeq(fra.me.REG[3])(fra.me.REG[3], fra.me.REG[0]);
+    REGB0 = REGB1;
+  }
+  if (UNTAG_Bool(REGB0)) {
+    REGB0 = TAG_Bool(ATTR_abstractmetamodel___MMLocalClass____local_local_properties(fra.me.REG[0])!=NIT_NULL);
+    /* ./metamodel//abstractmetamodel.nit:472 */
+    if (UNTAG_Bool(REGB0)) {
+    } else {
+      fprintf(stderr, "Uninitialized attribute %s", "_local_local_properties");
+      fprintf(stderr, " (%s:%d)\n", LOCATE_abstractmetamodel, 472);
+      nit_exit(1);
+    }
+    fra.me.REG[0] = ATTR_abstractmetamodel___MMLocalClass____local_local_properties(fra.me.REG[0]);
+    CALL_abstract_collection___SimpleCollection___add(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[1]);
+  }
+  stack_frame_head = fra.me.prev;
   return;
 }
-void abstractmetamodel___MMLocalClass___register_global_property(val_t  self, val_t  param0) {
-  struct trace_t trace = {NULL, NULL, 490, LOCATE_abstractmetamodel___MMLocalClass___register_global_property};
-  val_t variable[7];
-  struct WBT_ **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_abstractmetamodel;
-  /* Register variable[0]: Local variable */
-  variable[0] =  self;
-  /* Register variable[1]: Local variable */
-  variable[1] =  param0;
-  /* Register variable[2]: Method return value and escape marker */
-  /* Register variable[3]: Local variable */
-  /* Register variable[4]: Result */
-  variable[4] = CALL_abstractmetamodel___MMGlobalProperty___intro( variable[1] /*glob*/)( variable[1] /*glob*/) /*MMGlobalProperty::intro*/;
-  variable[3] = variable[4];
-  /* Register variable[4]: Local variable */
-  /* Register variable[5]: Result */
-  variable[5] = CALL_abstractmetamodel___MMLocalProperty___name( variable[3] /*prop*/)( variable[3] /*prop*/) /*MMLocalProperty::name*/;
-  variable[4] = variable[5];
-  /* Register variable[5]: Result */
-  variable[5] = ATTR_abstractmetamodel___MMLocalClass____properties_by_name(variable[0]) /*MMLocalClass::_properties_by_name*/;
-  /* Register variable[5]: Result */
-  variable[5] = CALL_abstract_collection___MapRead___has_key(variable[5])(variable[5],  variable[4] /*name*/) /*MapRead::has_key*/;
-  if (UNTAG_Bool(variable[5])) { /*if*/
-    /* Register variable[5]: Result */
-    variable[5] = ATTR_abstractmetamodel___MMLocalClass____properties_by_name(variable[0]) /*MMLocalClass::_properties_by_name*/;
-    /* Register variable[5]: Result */
-    variable[5] = CALL_abstract_collection___MapRead_____bra(variable[5])(variable[5],  variable[4] /*name*/) /*MapRead::[]*/;
-    CALL_abstract_collection___SimpleCollection___add(variable[5])(variable[5],  variable[1] /*glob*/) /*AbstractArray::add*/;
-  } else { /*if*/
-    /* Register variable[5]: Result */
-    variable[5] = ATTR_abstractmetamodel___MMLocalClass____properties_by_name(variable[0]) /*MMLocalClass::_properties_by_name*/;
-    variable[6] = NEW_Array_array___Array___with_capacity(TAG_Int(1)) /*new Array[MMGlobalProperty]*/ /* Ensure var: Literal array*/;
-    CALL_abstract_collection___SimpleCollection___add(variable[6])(variable[6],  variable[1] /*glob*/) /*AbstractArray::add*/;
-    /* Register variable[6]: Result */
-    CALL_abstract_collection___Map_____braeq(variable[5])(variable[5],  variable[4] /*name*/, variable[6]) /*Map::[]=*/;
-  }
-  /* Register variable[5]: Result */
-  variable[5] = ATTR_abstractmetamodel___MMLocalClass____global_properties(variable[0]) /*MMLocalClass::_global_properties*/;
-  CALL_abstract_collection___SimpleCollection___add(variable[5])(variable[5],  variable[1] /*glob*/) /*SimpleCollection::add*/;
-  CALL_abstractmetamodel___MMLocalClass___register_local_property(variable[0])(variable[0],  variable[3] /*prop*/) /*MMLocalClass::register_local_property*/;
-  return_label44: while(false);
-  tracehead = trace.prev;
+void abstractmetamodel___MMLocalClass___register_global_property(val_t p0, val_t p1){
+  struct {struct stack_frame_t me; val_t MORE_REG[5];} fra;
+  val_t REGB0;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_abstractmetamodel;
+  fra.me.line = 476;
+  fra.me.meth = LOCATE_abstractmetamodel___MMLocalClass___register_global_property;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 6;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[1] = NIT_NULL;
+  fra.me.REG[2] = NIT_NULL;
+  fra.me.REG[3] = NIT_NULL;
+  fra.me.REG[4] = NIT_NULL;
+  fra.me.REG[5] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  fra.me.REG[1] = p1;
+  fra.me.REG[2] = CALL_abstractmetamodel___MMGlobalProperty___intro(fra.me.REG[1])(fra.me.REG[1]);
+  fra.me.REG[3] = CALL_abstractmetamodel___MMLocalProperty___name(fra.me.REG[2])(fra.me.REG[2]);
+  REGB0 = TAG_Bool(ATTR_abstractmetamodel___MMLocalClass____properties_by_name(fra.me.REG[0])!=NIT_NULL);
+  /* ./metamodel//abstractmetamodel.nit:481 */
+  if (UNTAG_Bool(REGB0)) {
+  } else {
+    fprintf(stderr, "Uninitialized attribute %s", "_properties_by_name");
+    fprintf(stderr, " (%s:%d)\n", LOCATE_abstractmetamodel, 481);
+    nit_exit(1);
+  }
+  fra.me.REG[4] = ATTR_abstractmetamodel___MMLocalClass____properties_by_name(fra.me.REG[0]);
+  REGB0 = CALL_abstract_collection___MapRead___has_key(fra.me.REG[4])(fra.me.REG[4], fra.me.REG[3]);
+  if (UNTAG_Bool(REGB0)) {
+    REGB0 = TAG_Bool(ATTR_abstractmetamodel___MMLocalClass____properties_by_name(fra.me.REG[0])!=NIT_NULL);
+    /* ./metamodel//abstractmetamodel.nit:482 */
+    if (UNTAG_Bool(REGB0)) {
+    } else {
+      fprintf(stderr, "Uninitialized attribute %s", "_properties_by_name");
+      fprintf(stderr, " (%s:%d)\n", LOCATE_abstractmetamodel, 482);
+      nit_exit(1);
+    }
+    fra.me.REG[4] = ATTR_abstractmetamodel___MMLocalClass____properties_by_name(fra.me.REG[0]);
+    fra.me.REG[4] = CALL_abstract_collection___MapRead_____bra(fra.me.REG[4])(fra.me.REG[4], fra.me.REG[3]);
+    REGB0 = TAG_Bool(fra.me.REG[4]==NIT_NULL);
+    if (UNTAG_Bool(REGB0)) {
+      fprintf(stderr, "Reciever is null");
+      fprintf(stderr, " (%s:%d)\n", LOCATE_abstractmetamodel, 482);
+      nit_exit(1);
+    }
+    array___Array___add(fra.me.REG[4], fra.me.REG[1]);
+  } else {
+    REGB0 = TAG_Bool(ATTR_abstractmetamodel___MMLocalClass____properties_by_name(fra.me.REG[0])!=NIT_NULL);
+    /* ./metamodel//abstractmetamodel.nit:484 */
+    if (UNTAG_Bool(REGB0)) {
+    } else {
+      fprintf(stderr, "Uninitialized attribute %s", "_properties_by_name");
+      fprintf(stderr, " (%s:%d)\n", LOCATE_abstractmetamodel, 484);
+      nit_exit(1);
+    }
+    fra.me.REG[4] = ATTR_abstractmetamodel___MMLocalClass____properties_by_name(fra.me.REG[0]);
+    REGB0 = TAG_Int(1);
+    fra.me.REG[5] = NEW_Array_array___Array___with_capacity(REGB0);
+    array___Array___add(fra.me.REG[5], fra.me.REG[1]);
+    CALL_abstract_collection___Map_____braeq(fra.me.REG[4])(fra.me.REG[4], fra.me.REG[3], fra.me.REG[5]);
+  }
+  REGB0 = TAG_Bool(ATTR_abstractmetamodel___MMLocalClass____global_properties(fra.me.REG[0])!=NIT_NULL);
+  /* ./metamodel//abstractmetamodel.nit:486 */
+  if (UNTAG_Bool(REGB0)) {
+  } else {
+    fprintf(stderr, "Uninitialized attribute %s", "_global_properties");
+    fprintf(stderr, " (%s:%d)\n", LOCATE_abstractmetamodel, 486);
+    nit_exit(1);
+  }
+  fra.me.REG[5] = ATTR_abstractmetamodel___MMLocalClass____global_properties(fra.me.REG[0]);
+  CALL_abstract_collection___SimpleCollection___add(fra.me.REG[5])(fra.me.REG[5], fra.me.REG[1]);
+  /* ./metamodel//abstractmetamodel.nit:487 */
+  CALL_abstractmetamodel___MMLocalClass___register_local_property(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[2]);
+  stack_frame_head = fra.me.prev;
   return;
 }
-val_t abstractmetamodel___MMLocalClass___has_global_property(val_t  self, val_t  param0) {
-  struct trace_t trace = {NULL, NULL, 504, LOCATE_abstractmetamodel___MMLocalClass___has_global_property};
-  val_t variable[4];
-  struct WBT_ **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_abstractmetamodel;
-  /* Register variable[0]: Local variable */
-  variable[0] =  self;
-  /* Register variable[1]: Local variable */
-  variable[1] =  param0;
-  /* Register variable[2]: Method return value and escape marker */
-  /* Register variable[3]: Result */
-  variable[3] = ATTR_abstractmetamodel___MMLocalClass____global_properties(variable[0]) /*MMLocalClass::_global_properties*/;
-  /* Register variable[3]: Result */
-  variable[3] = CALL_abstract_collection___Collection___has(variable[3])(variable[3],  variable[1] /*glob*/) /*Collection::has*/;
-  variable[2] = variable[3];
-  goto return_label45;
-  return_label45: while(false);
-  tracehead = trace.prev;
-  return variable[2];
-}
-val_t abstractmetamodel___MMLocalClass_____bra(val_t  self, val_t  param0) {
-  struct trace_t trace = {NULL, NULL, 510, LOCATE_abstractmetamodel___MMLocalClass_____bra};
-  val_t variable[4];
-  struct WBT_ **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_abstractmetamodel;
-  /* Register variable[0]: Local variable */
-  variable[0] =  self;
-  /* Register variable[1]: Local variable */
-  variable[1] =  param0;
-  /* Register variable[2]: Method return value and escape marker */
-  /* Register variable[3]: Result */
-  variable[3] = ATTR_abstractmetamodel___MMLocalClass____local_property_by_global(variable[0]) /*MMLocalClass::_local_property_by_global*/;
-  /* Register variable[3]: Result */
-  variable[3] = CALL_abstract_collection___MapRead_____bra(variable[3])(variable[3],  variable[1] /*glob*/) /*MapRead::[]*/;
-  variable[2] = variable[3];
-  goto return_label46;
-  return_label46: while(false);
-  tracehead = trace.prev;
-  return variable[2];
-}
-val_t abstractmetamodel___MMLocalClass___context(val_t  self) {
-  struct trace_t trace = {NULL, NULL, 516, LOCATE_abstractmetamodel___MMLocalClass___context};
-  val_t variable[3];
-  struct WBT_ **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_abstractmetamodel;
-  /* Register variable[0]: Local variable */
-  variable[0] =  self;
-  /* Register variable[1]: Method return value and escape marker */
-  /* Register variable[2]: Result */
-  variable[2] = CALL_abstractmetamodel___MMLocalClass___module(variable[0])(variable[0]) /*MMLocalClass::module*/;
-  /* Register variable[2]: Result */
-  variable[2] = CALL_abstractmetamodel___MMModule___context(variable[2])(variable[2]) /*MMModule::context*/;
-  variable[1] = variable[2];
-  goto return_label47;
-  return_label47: while(false);
-  tracehead = trace.prev;
-  return variable[1];
-}
-val_t abstractmetamodel___MMGlobalProperty___to_s(val_t  self) {
-  struct trace_t trace = {NULL, NULL, 552, LOCATE_abstractmetamodel___MMGlobalProperty___to_s};
-  val_t variable[3];
-  struct WBT_ **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_abstractmetamodel;
-  /* Register variable[0]: Local variable */
-  variable[0] =  self;
-  /* Register variable[1]: Method return value and escape marker */
-  /* Register variable[2]: Result */
-  variable[2] = CALL_abstractmetamodel___MMGlobalProperty___intro(variable[0])(variable[0]) /*MMGlobalProperty::intro*/;
-  /* Register variable[2]: Result */
-  variable[2] = CALL_abstractmetamodel___MMLocalProperty___full_name(variable[2])(variable[2]) /*MMLocalProperty::full_name*/;
-  variable[1] = variable[2];
-  goto return_label48;
-  return_label48: while(false);
-  tracehead = trace.prev;
-  return variable[1];
-}
-val_t abstractmetamodel___MMGlobalProperty___intro(val_t  self) {
-  struct trace_t trace = {NULL, NULL, 529, LOCATE_abstractmetamodel___MMGlobalProperty___intro};
-  val_t *variable = NULL;
-  struct WBT_ **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_abstractmetamodel;
-  tracehead = trace.prev;
-  return ATTR_abstractmetamodel___MMGlobalProperty____intro( self) /*MMGlobalProperty::_intro*/;
-}
-val_t abstractmetamodel___MMGlobalProperty___local_class(val_t  self) {
-  struct trace_t trace = {NULL, NULL, 532, LOCATE_abstractmetamodel___MMGlobalProperty___local_class};
-  val_t variable[3];
-  struct WBT_ **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_abstractmetamodel;
-  /* Register variable[0]: Local variable */
-  variable[0] =  self;
-  /* Register variable[1]: Method return value and escape marker */
-  /* Register variable[2]: Result */
-  variable[2] = CALL_abstractmetamodel___MMGlobalProperty___intro(variable[0])(variable[0]) /*MMGlobalProperty::intro*/;
-  /* Register variable[2]: Result */
-  variable[2] = CALL_abstractmetamodel___MMLocalProperty___local_class(variable[2])(variable[2]) /*MMLocalProperty::local_class*/;
-  variable[1] = variable[2];
-  goto return_label49;
-  return_label49: while(false);
-  tracehead = trace.prev;
-  return variable[1];
-}
-val_t abstractmetamodel___MMGlobalProperty___property_hierarchy(val_t  self) {
-  struct trace_t trace = {NULL, NULL, 538, LOCATE_abstractmetamodel___MMGlobalProperty___property_hierarchy};
-  val_t *variable = NULL;
-  struct WBT_ **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_abstractmetamodel;
-  tracehead = trace.prev;
-  return ATTR_abstractmetamodel___MMGlobalProperty____property_hierarchy( self) /*MMGlobalProperty::_property_hierarchy*/;
-}
-void abstractmetamodel___MMGlobalProperty___init(val_t  self, val_t  param0, int* init_table) {
-  struct trace_t trace = {NULL, NULL, 541, LOCATE_abstractmetamodel___MMGlobalProperty___init};
-  val_t variable[4];
-  struct WBT_ **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_abstractmetamodel;
-  /* Register variable[0]: Local variable */
-  variable[0] =  self;
-  /* Register variable[1]: Local variable */
-  variable[1] =  param0;
-  if (init_table[VAL2OBJ(variable[0])->vft[INIT_TABLE_POS_MMGlobalProperty].i]) return;
-  /* Register variable[2]: Method return value and escape marker */
-  /* Register variable[3]: Result */
-  variable[3] = TAG_Bool(!UNTAG_Bool(TAG_Bool(( variable[1] /*p*/ ==  NIT_NULL /*null*/) || (( variable[1] /*p*/ != NIT_NULL) && ((CALL_kernel___Object_____eqeq( variable[1] /*p*/)==kernel___Object_____eqeq)?(IS_EQUAL_NN( variable[1] /*p*/, NIT_NULL /*null*/)):(UNTAG_Bool(CALL_kernel___Object_____eqeq( variable[1] /*p*/)( variable[1] /*p*/,  NIT_NULL /*null*/) /*Object::==*/)))))));
-  if (!UNTAG_Bool(variable[3])) { fprintf(stderr, "Assert%s failed", ""); fprintf(stderr, " in %s (%s:%d)\n", LOCATE_abstractmetamodel___MMGlobalProperty___init, LOCATE_abstractmetamodel, 544); nit_exit(1);}
-  /* Register variable[3]: Result */
-  variable[3] = NEW_PartialOrder_partial_order___PartialOrder___init() /*new PartialOrder[MMLocalProperty]*/;
-  ATTR_abstractmetamodel___MMGlobalProperty____property_hierarchy(variable[0]) /*MMGlobalProperty::_property_hierarchy*/ = variable[3];
-  ATTR_abstractmetamodel___MMGlobalProperty____intro(variable[0]) /*MMGlobalProperty::_intro*/ =  variable[1] /*p*/;
-  /* Register variable[3]: Result */
-  variable[3] = NEW_Array_array___Array___init() /*new Array[MMLocalProperty]*/;
-  CALL_abstractmetamodel___MMGlobalProperty___add_local_property(variable[0])(variable[0],  variable[1] /*p*/, variable[3]) /*MMGlobalProperty::add_local_property*/;
-  return_label50: while(false);
-  init_table[VAL2OBJ(variable[0])->vft[INIT_TABLE_POS_MMGlobalProperty].i] = 1;
-  tracehead = trace.prev;
+val_t abstractmetamodel___MMLocalClass___has_global_property(val_t p0, val_t p1){
+  struct {struct stack_frame_t me; val_t MORE_REG[1];} fra;
+  val_t REGB0;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_abstractmetamodel;
+  fra.me.line = 490;
+  fra.me.meth = LOCATE_abstractmetamodel___MMLocalClass___has_global_property;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 2;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[1] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  fra.me.REG[1] = p1;
+  REGB0 = TAG_Bool(ATTR_abstractmetamodel___MMLocalClass____global_properties(fra.me.REG[0])!=NIT_NULL);
+  /* ./metamodel//abstractmetamodel.nit:493 */
+  if (UNTAG_Bool(REGB0)) {
+  } else {
+    fprintf(stderr, "Uninitialized attribute %s", "_global_properties");
+    fprintf(stderr, " (%s:%d)\n", LOCATE_abstractmetamodel, 493);
+    nit_exit(1);
+  }
+  fra.me.REG[0] = ATTR_abstractmetamodel___MMLocalClass____global_properties(fra.me.REG[0]);
+  REGB0 = CALL_abstract_collection___Collection___has(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[1]);
+  goto label1;
+  label1: while(0);
+  stack_frame_head = fra.me.prev;
+  return REGB0;
+}
+val_t abstractmetamodel___MMLocalClass_____bra(val_t p0, val_t p1){
+  struct {struct stack_frame_t me; val_t MORE_REG[1];} fra;
+  val_t REGB0;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_abstractmetamodel;
+  fra.me.line = 496;
+  fra.me.meth = LOCATE_abstractmetamodel___MMLocalClass_____bra;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 2;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[1] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  fra.me.REG[1] = p1;
+  REGB0 = TAG_Bool(ATTR_abstractmetamodel___MMLocalClass____local_property_by_global(fra.me.REG[0])!=NIT_NULL);
+  /* ./metamodel//abstractmetamodel.nit:499 */
+  if (UNTAG_Bool(REGB0)) {
+  } else {
+    fprintf(stderr, "Uninitialized attribute %s", "_local_property_by_global");
+    fprintf(stderr, " (%s:%d)\n", LOCATE_abstractmetamodel, 499);
+    nit_exit(1);
+  }
+  fra.me.REG[0] = ATTR_abstractmetamodel___MMLocalClass____local_property_by_global(fra.me.REG[0]);
+  fra.me.REG[1] = CALL_abstract_collection___MapRead_____bra(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[1]);
+  goto label1;
+  label1: while(0);
+  stack_frame_head = fra.me.prev;
+  return fra.me.REG[1];
+}
+val_t abstractmetamodel___MMLocalClass___context(val_t p0){
+  struct {struct stack_frame_t me;} fra;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_abstractmetamodel;
+  fra.me.line = 502;
+  fra.me.meth = LOCATE_abstractmetamodel___MMLocalClass___context;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 1;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  fra.me.REG[0] = CALL_abstractmetamodel___MMLocalClass___module(fra.me.REG[0])(fra.me.REG[0]);
+  fra.me.REG[0] = CALL_abstractmetamodel___MMModule___context(fra.me.REG[0])(fra.me.REG[0]);
+  /* ./metamodel//abstractmetamodel.nit:503 */
+  goto label1;
+  label1: while(0);
+  stack_frame_head = fra.me.prev;
+  return fra.me.REG[0];
+}
+val_t abstractmetamodel___MMGlobalProperty___to_s(val_t p0){
+  struct {struct stack_frame_t me;} fra;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_abstractmetamodel;
+  fra.me.line = 534;
+  fra.me.meth = LOCATE_abstractmetamodel___MMGlobalProperty___to_s;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 1;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  fra.me.REG[0] = CALL_abstractmetamodel___MMGlobalProperty___intro(fra.me.REG[0])(fra.me.REG[0]);
+  fra.me.REG[0] = CALL_abstractmetamodel___MMLocalProperty___full_name(fra.me.REG[0])(fra.me.REG[0]);
+  /* ./metamodel//abstractmetamodel.nit:534 */
+  goto label1;
+  label1: while(0);
+  stack_frame_head = fra.me.prev;
+  return fra.me.REG[0];
+}
+val_t abstractmetamodel___MMGlobalProperty___intro(val_t p0){
+  struct {struct stack_frame_t me;} fra;
+  val_t REGB0;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_abstractmetamodel;
+  fra.me.line = 515;
+  fra.me.meth = LOCATE_abstractmetamodel___MMGlobalProperty___intro;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 1;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  REGB0 = TAG_Bool(ATTR_abstractmetamodel___MMGlobalProperty____intro(fra.me.REG[0])!=NIT_NULL);
+  /* ./metamodel//abstractmetamodel.nit:515 */
+  if (UNTAG_Bool(REGB0)) {
+  } else {
+    fprintf(stderr, "Uninitialized attribute %s", "_intro");
+    fprintf(stderr, " (%s:%d)\n", LOCATE_abstractmetamodel, 515);
+    nit_exit(1);
+  }
+  fra.me.REG[0] = ATTR_abstractmetamodel___MMGlobalProperty____intro(fra.me.REG[0]);
+  stack_frame_head = fra.me.prev;
+  return fra.me.REG[0];
+}
+val_t abstractmetamodel___MMGlobalProperty___local_class(val_t p0){
+  struct {struct stack_frame_t me;} fra;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_abstractmetamodel;
+  fra.me.line = 518;
+  fra.me.meth = LOCATE_abstractmetamodel___MMGlobalProperty___local_class;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 1;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  fra.me.REG[0] = CALL_abstractmetamodel___MMGlobalProperty___intro(fra.me.REG[0])(fra.me.REG[0]);
+  fra.me.REG[0] = CALL_abstractmetamodel___MMLocalProperty___local_class(fra.me.REG[0])(fra.me.REG[0]);
+  /* ./metamodel//abstractmetamodel.nit:521 */
+  goto label1;
+  label1: while(0);
+  stack_frame_head = fra.me.prev;
+  return fra.me.REG[0];
+}
+val_t abstractmetamodel___MMGlobalProperty___property_hierarchy(val_t p0){
+  struct {struct stack_frame_t me;} fra;
+  val_t REGB0;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_abstractmetamodel;
+  fra.me.line = 524;
+  fra.me.meth = LOCATE_abstractmetamodel___MMGlobalProperty___property_hierarchy;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 1;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  REGB0 = TAG_Bool(ATTR_abstractmetamodel___MMGlobalProperty____property_hierarchy(fra.me.REG[0])!=NIT_NULL);
+  /* ./metamodel//abstractmetamodel.nit:524 */
+  if (UNTAG_Bool(REGB0)) {
+  } else {
+    fprintf(stderr, "Uninitialized attribute %s", "_property_hierarchy");
+    fprintf(stderr, " (%s:%d)\n", LOCATE_abstractmetamodel, 524);
+    nit_exit(1);
+  }
+  fra.me.REG[0] = ATTR_abstractmetamodel___MMGlobalProperty____property_hierarchy(fra.me.REG[0]);
+  stack_frame_head = fra.me.prev;
+  return fra.me.REG[0];
+}
+void abstractmetamodel___MMGlobalProperty___init(val_t p0, val_t p1, int* init_table){
+  int itpos5 = VAL2OBJ(p0)->vft[INIT_TABLE_POS_MMGlobalProperty].i;
+  struct {struct stack_frame_t me; val_t MORE_REG[2];} fra;
+  val_t tmp;
+  if (init_table[itpos5]) return;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_abstractmetamodel;
+  fra.me.line = 527;
+  fra.me.meth = LOCATE_abstractmetamodel___MMGlobalProperty___init;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 3;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[1] = NIT_NULL;
+  fra.me.REG[2] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  fra.me.REG[1] = p1;
+  /* ./metamodel//abstractmetamodel.nit:530 */
+  ATTR_abstractmetamodel___MMGlobalProperty____intro(fra.me.REG[0]) = fra.me.REG[1];
+  fra.me.REG[2] = NEW_Array_array___Array___init();
+  /* ./metamodel//abstractmetamodel.nit:531 */
+  CALL_abstractmetamodel___MMGlobalProperty___add_local_property(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[1], fra.me.REG[2]);
+  stack_frame_head = fra.me.prev;
+  init_table[itpos5] = 1;
   return;
 }
-void abstractmetamodel___MMGlobalProperty___add_local_property(val_t  self, val_t  param0, val_t  param1) {
-  struct trace_t trace = {NULL, NULL, 554, LOCATE_abstractmetamodel___MMGlobalProperty___add_local_property};
-  val_t variable[5];
-  struct WBT_ **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_abstractmetamodel;
-  /* Register variable[0]: Local variable */
-  variable[0] =  self;
-  /* Register variable[1]: Local variable */
-  variable[1] =  param0;
-  /* Register variable[2]: Local variable */
-  variable[2] =  param1;
-  /* Register variable[3]: Method return value and escape marker */
-  /* Register variable[4]: Result */
-  variable[4] = TAG_Bool(!UNTAG_Bool(TAG_Bool(( variable[1] /*i*/ ==  NIT_NULL /*null*/) || (( variable[1] /*i*/ != NIT_NULL) && ((CALL_kernel___Object_____eqeq( variable[1] /*i*/)==kernel___Object_____eqeq)?(IS_EQUAL_NN( variable[1] /*i*/, NIT_NULL /*null*/)):(UNTAG_Bool(CALL_kernel___Object_____eqeq( variable[1] /*i*/)( variable[1] /*i*/,  NIT_NULL /*null*/) /*Object::==*/)))))));
-  if (!UNTAG_Bool(variable[4])) { fprintf(stderr, "Assert%s failed", ""); fprintf(stderr, " in %s (%s:%d)\n", LOCATE_abstractmetamodel___MMGlobalProperty___add_local_property, LOCATE_abstractmetamodel, 557); nit_exit(1);}
-  /* Register variable[4]: Result */
-  variable[4] = TAG_Bool(!UNTAG_Bool(TAG_Bool(( variable[2] /*sup*/ ==  NIT_NULL /*null*/) || (( variable[2] /*sup*/ != NIT_NULL) && ((CALL_kernel___Object_____eqeq( variable[2] /*sup*/)==kernel___Object_____eqeq)?(IS_EQUAL_NN( variable[2] /*sup*/, NIT_NULL /*null*/)):(UNTAG_Bool(CALL_kernel___Object_____eqeq( variable[2] /*sup*/)( variable[2] /*sup*/,  NIT_NULL /*null*/) /*Object::==*/)))))));
-  if (!UNTAG_Bool(variable[4])) { fprintf(stderr, "Assert%s failed", ""); fprintf(stderr, " in %s (%s:%d)\n", LOCATE_abstractmetamodel___MMGlobalProperty___add_local_property, LOCATE_abstractmetamodel, 558); nit_exit(1);}
-  /* Register variable[4]: Result */
-  variable[4] = ATTR_abstractmetamodel___MMGlobalProperty____property_hierarchy(variable[0]) /*MMGlobalProperty::_property_hierarchy*/;
-  /* Register variable[4]: Result */
-  variable[4] = CALL_partial_order___PartialOrder___add(variable[4])(variable[4],  variable[1] /*i*/,  variable[2] /*sup*/) /*PartialOrder::add*/;
-  ATTR_abstractmetamodel___MMLocalProperty____prhe( variable[1] /*i*/) /*MMLocalProperty::_prhe*/ = variable[4];
-  return_label51: while(false);
-  tracehead = trace.prev;
+void abstractmetamodel___MMGlobalProperty___add_local_property(val_t p0, val_t p1, val_t p2){
+  struct {struct stack_frame_t me; val_t MORE_REG[2];} fra;
+  val_t REGB0;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_abstractmetamodel;
+  fra.me.line = 536;
+  fra.me.meth = LOCATE_abstractmetamodel___MMGlobalProperty___add_local_property;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 3;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[1] = NIT_NULL;
+  fra.me.REG[2] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  fra.me.REG[1] = p1;
+  fra.me.REG[2] = p2;
+  REGB0 = TAG_Bool(ATTR_abstractmetamodel___MMGlobalProperty____property_hierarchy(fra.me.REG[0])!=NIT_NULL);
+  /* ./metamodel//abstractmetamodel.nit:539 */
+  if (UNTAG_Bool(REGB0)) {
+  } else {
+    fprintf(stderr, "Uninitialized attribute %s", "_property_hierarchy");
+    fprintf(stderr, " (%s:%d)\n", LOCATE_abstractmetamodel, 539);
+    nit_exit(1);
+  }
+  fra.me.REG[0] = ATTR_abstractmetamodel___MMGlobalProperty____property_hierarchy(fra.me.REG[0]);
+  fra.me.REG[2] = CALL_partial_order___PartialOrder___add(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[1], fra.me.REG[2]);
+  ATTR_abstractmetamodel___MMLocalProperty____prhe(fra.me.REG[1]) = fra.me.REG[2];
+  stack_frame_head = fra.me.prev;
   return;
 }
-val_t abstractmetamodel___MMGlobalProperty___is_attribute(val_t  self) {
-  struct trace_t trace = {NULL, NULL, 562, LOCATE_abstractmetamodel___MMGlobalProperty___is_attribute};
-  val_t variable[3];
-  struct WBT_ **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_abstractmetamodel;
-  /* Register variable[0]: Local variable */
-  variable[0] =  self;
-  /* Register variable[1]: Method return value and escape marker */
-  /* Register variable[2]: Result */
-  variable[2] = CALL_abstractmetamodel___MMGlobalProperty___intro(variable[0])(variable[0]) /*MMGlobalProperty::intro*/;
-  /* Register variable[2]: Result */
-  variable[2] = TAG_Bool((variable[2]==NIT_NULL) || VAL_ISA(variable[2], COLOR_MMAttribute, ID_MMAttribute)) /*cast MMAttribute*/;
-  variable[1] = variable[2];
-  goto return_label52;
-  return_label52: while(false);
-  tracehead = trace.prev;
-  return variable[1];
-}
-val_t abstractmetamodel___MMGlobalProperty___is_method(val_t  self) {
-  struct trace_t trace = {NULL, NULL, 565, LOCATE_abstractmetamodel___MMGlobalProperty___is_method};
-  val_t variable[3];
-  struct WBT_ **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_abstractmetamodel;
-  /* Register variable[0]: Local variable */
-  variable[0] =  self;
-  /* Register variable[1]: Method return value and escape marker */
-  /* Register variable[2]: Result */
-  variable[2] = CALL_abstractmetamodel___MMGlobalProperty___intro(variable[0])(variable[0]) /*MMGlobalProperty::intro*/;
-  /* Register variable[2]: Result */
-  variable[2] = TAG_Bool((variable[2]==NIT_NULL) || VAL_ISA(variable[2], COLOR_MMMethod, ID_MMMethod)) /*cast MMMethod*/;
-  variable[1] = variable[2];
-  goto return_label53;
-  return_label53: while(false);
-  tracehead = trace.prev;
-  return variable[1];
-}
-val_t abstractmetamodel___MMGlobalProperty___is_init(val_t  self) {
-  struct trace_t trace = {NULL, NULL, 568, LOCATE_abstractmetamodel___MMGlobalProperty___is_init};
-  val_t *variable = NULL;
-  struct WBT_ **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_abstractmetamodel;
-  tracehead = trace.prev;
-  return ATTR_abstractmetamodel___MMGlobalProperty____is_init( self) /*MMGlobalProperty::_is_init*/;
-}
-void abstractmetamodel___MMGlobalProperty___is_init__eq(val_t  self, val_t  param0) {
-  struct trace_t trace = {NULL, NULL, 568, LOCATE_abstractmetamodel___MMGlobalProperty___is_init__eq};
-  val_t *variable = NULL;
-  struct WBT_ **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_abstractmetamodel;
-  ATTR_abstractmetamodel___MMGlobalProperty____is_init( self) /*MMGlobalProperty::_is_init*/ =  param0;
-  tracehead = trace.prev;
+val_t abstractmetamodel___MMGlobalProperty___is_attribute(val_t p0){
+  struct {struct stack_frame_t me;} fra;
+  val_t REGB0;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_abstractmetamodel;
+  fra.me.line = 542;
+  fra.me.meth = LOCATE_abstractmetamodel___MMGlobalProperty___is_attribute;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 1;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  fra.me.REG[0] = CALL_abstractmetamodel___MMGlobalProperty___intro(fra.me.REG[0])(fra.me.REG[0]);
+  REGB0 = TAG_Bool(VAL_ISA(fra.me.REG[0], COLOR_MMAttribute, ID_MMAttribute)) /*cast MMAttribute*/;
+  /* ./metamodel//abstractmetamodel.nit:543 */
+  goto label1;
+  label1: while(0);
+  stack_frame_head = fra.me.prev;
+  return REGB0;
+}
+val_t abstractmetamodel___MMGlobalProperty___is_method(val_t p0){
+  struct {struct stack_frame_t me;} fra;
+  val_t REGB0;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_abstractmetamodel;
+  fra.me.line = 545;
+  fra.me.meth = LOCATE_abstractmetamodel___MMGlobalProperty___is_method;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 1;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  fra.me.REG[0] = CALL_abstractmetamodel___MMGlobalProperty___intro(fra.me.REG[0])(fra.me.REG[0]);
+  REGB0 = TAG_Bool(VAL_ISA(fra.me.REG[0], COLOR_MMMethod, ID_MMMethod)) /*cast MMMethod*/;
+  /* ./metamodel//abstractmetamodel.nit:546 */
+  goto label1;
+  label1: while(0);
+  stack_frame_head = fra.me.prev;
+  return REGB0;
+}
+val_t abstractmetamodel___MMGlobalProperty___is_init(val_t p0){
+  struct {struct stack_frame_t me;} fra;
+  val_t REGB0;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_abstractmetamodel;
+  fra.me.line = 548;
+  fra.me.meth = LOCATE_abstractmetamodel___MMGlobalProperty___is_init;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 1;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  REGB0 = TAG_Bool(ATTR_abstractmetamodel___MMGlobalProperty____is_init(fra.me.REG[0])!=NIT_NULL);
+  /* ./metamodel//abstractmetamodel.nit:548 */
+  if (UNTAG_Bool(REGB0)) {
+  } else {
+    fprintf(stderr, "Uninitialized attribute %s", "_is_init");
+    fprintf(stderr, " (%s:%d)\n", LOCATE_abstractmetamodel, 548);
+    nit_exit(1);
+  }
+  REGB0 = ATTR_abstractmetamodel___MMGlobalProperty____is_init(fra.me.REG[0]);
+  stack_frame_head = fra.me.prev;
+  return REGB0;
+}
+void abstractmetamodel___MMGlobalProperty___is_init__eq(val_t p0, val_t p1){
+  struct {struct stack_frame_t me;} fra;
+  val_t REGB0;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_abstractmetamodel;
+  fra.me.line = 548;
+  fra.me.meth = LOCATE_abstractmetamodel___MMGlobalProperty___is_init__eq;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 1;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  REGB0 = p1;
+  /* ./metamodel//abstractmetamodel.nit:548 */
+  ATTR_abstractmetamodel___MMGlobalProperty____is_init(fra.me.REG[0]) = REGB0;
+  stack_frame_head = fra.me.prev;
   return;
 }
-val_t abstractmetamodel___MMGlobalProperty___is_init_for(val_t  self, val_t  param0) {
-  struct trace_t trace = {NULL, NULL, 571, LOCATE_abstractmetamodel___MMGlobalProperty___is_init_for};
-  val_t variable[7];
-  struct WBT_ **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_abstractmetamodel;
-  /* Register variable[0]: Local variable */
-  variable[0] =  self;
-  /* Register variable[1]: Local variable */
-  variable[1] =  param0;
-  /* Register variable[2]: Method return value and escape marker */
-  /* Register variable[3]: Result */
-  variable[3] = CALL_abstractmetamodel___MMGlobalProperty___is_init(variable[0])(variable[0]) /*MMGlobalProperty::is_init*/;
-  if (UNTAG_Bool( TAG_Bool(!UNTAG_Bool(variable[3])))) { /*if*/
-    variable[2] =  TAG_Bool(false);
-    goto return_label54;
-  }
-  /* Register variable[3]: Local variable */
-  /* Register variable[4]: Result */
-  variable[4] = CALL_abstractmetamodel___MMGlobalProperty___intro(variable[0])(variable[0]) /*MMGlobalProperty::intro*/;
-  /* Register variable[4]: Result */
-  variable[4] = CALL_abstractmetamodel___MMLocalProperty___local_class(variable[4])(variable[4]) /*MMLocalProperty::local_class*/;
-  variable[3] = variable[4];
-  /* Register variable[4]: Local variable */
-  /* Register variable[5]: Result */
-  variable[5] = CALL_abstractmetamodel___MMLocalClass___che( variable[1] /*c*/)( variable[1] /*c*/) /*MMLocalClass::che*/;
-  /* Register variable[5]: Result */
-  variable[5] = CALL_partial_order___PartialOrderElement_____leq(variable[5])(variable[5],  variable[3] /*sc*/) /*PartialOrderElement::<=*/;
-  /* Ensure var variable[5]: Left 'and' operand*/
-  if (UNTAG_Bool(variable[5])) { /* and */
-    /* Register variable[5]: Result */
-    variable[5] = CALL_abstractmetamodel___MMLocalClass___global( variable[1] /*c*/)( variable[1] /*c*/) /*MMLocalClass::global*/;
-    /* Register variable[5]: Result */
-    variable[5] = CALL_abstractmetamodel___MMGlobalClass___mixin_of(variable[5])(variable[5]) /*MMGlobalClass::mixin_of*/;
-    /* Register variable[6]: Result */
-    variable[6] = CALL_abstractmetamodel___MMLocalClass___global( variable[3] /*sc*/)( variable[3] /*sc*/) /*MMLocalClass::global*/;
-    /* Register variable[6]: Result */
-    variable[6] = CALL_abstractmetamodel___MMGlobalClass___mixin_of(variable[6])(variable[6]) /*MMGlobalClass::mixin_of*/;
-    /* Register variable[5]: Result */
-    variable[5] = TAG_Bool((variable[5] == variable[6]) || ((variable[5] != NIT_NULL) && ((CALL_kernel___Object_____eqeq(variable[5])==kernel___Object_____eqeq)?(IS_EQUAL_NN(variable[5],variable[6])):(UNTAG_Bool(CALL_kernel___Object_____eqeq(variable[5])(variable[5], variable[6]) /*Object::==*/)))));
-  }
-  /* Register variable[5]: Result */
-  variable[4] = variable[5];
-  variable[2] =  variable[4] /*res*/;
-  goto return_label54;
-  return_label54: while(false);
-  tracehead = trace.prev;
-  return variable[2];
-}
-val_t abstractmetamodel___MMGlobalProperty___visibility_level(val_t  self) {
-  struct trace_t trace = {NULL, NULL, 580, LOCATE_abstractmetamodel___MMGlobalProperty___visibility_level};
-  val_t *variable = NULL;
-  struct WBT_ **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_abstractmetamodel;
-  tracehead = trace.prev;
-  return ATTR_abstractmetamodel___MMGlobalProperty____visibility_level( self) /*MMGlobalProperty::_visibility_level*/;
-}
-void abstractmetamodel___MMGlobalProperty___visibility_level__eq(val_t  self, val_t  param0) {
-  struct trace_t trace = {NULL, NULL, 580, LOCATE_abstractmetamodel___MMGlobalProperty___visibility_level__eq};
-  val_t *variable = NULL;
-  struct WBT_ **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_abstractmetamodel;
-  ATTR_abstractmetamodel___MMGlobalProperty____visibility_level( self) /*MMGlobalProperty::_visibility_level*/ =  param0;
-  tracehead = trace.prev;
+val_t abstractmetamodel___MMGlobalProperty___is_init_for(val_t p0, val_t p1){
+  struct {struct stack_frame_t me; val_t MORE_REG[2];} fra;
+  val_t REGB0;
+  val_t REGB1;
+  val_t REGB2;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_abstractmetamodel;
+  fra.me.line = 551;
+  fra.me.meth = LOCATE_abstractmetamodel___MMGlobalProperty___is_init_for;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 3;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[1] = NIT_NULL;
+  fra.me.REG[2] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  fra.me.REG[1] = p1;
+  REGB0 = CALL_abstractmetamodel___MMGlobalProperty___is_init(fra.me.REG[0])(fra.me.REG[0]);
+  REGB0 = TAG_Bool(!UNTAG_Bool(REGB0));
+  /* ./metamodel//abstractmetamodel.nit:554 */
+  if (UNTAG_Bool(REGB0)) {
+    REGB0 = TAG_Bool(false);
+    goto label1;
+  }
+  fra.me.REG[0] = CALL_abstractmetamodel___MMGlobalProperty___intro(fra.me.REG[0])(fra.me.REG[0]);
+  fra.me.REG[0] = CALL_abstractmetamodel___MMLocalProperty___local_class(fra.me.REG[0])(fra.me.REG[0]);
+  fra.me.REG[2] = CALL_abstractmetamodel___MMLocalClass___che(fra.me.REG[1])(fra.me.REG[1]);
+  REGB1 = CALL_partial_order___PartialOrderElement_____leq(fra.me.REG[2])(fra.me.REG[2], fra.me.REG[0]);
+  /* ./metamodel//abstractmetamodel.nit:556 */
+  if (UNTAG_Bool(REGB1)) {
+    fra.me.REG[1] = CALL_abstractmetamodel___MMLocalClass___global(fra.me.REG[1])(fra.me.REG[1]);
+    fra.me.REG[1] = CALL_abstractmetamodel___MMGlobalClass___mixin_of(fra.me.REG[1])(fra.me.REG[1]);
+    fra.me.REG[0] = CALL_abstractmetamodel___MMLocalClass___global(fra.me.REG[0])(fra.me.REG[0]);
+    fra.me.REG[0] = CALL_abstractmetamodel___MMGlobalClass___mixin_of(fra.me.REG[0])(fra.me.REG[0]);
+    REGB1 = TAG_Bool(IS_EQUAL_OO(fra.me.REG[1],fra.me.REG[0]));
+    if (UNTAG_Bool(REGB1)) {
+    } else {
+      REGB2 = CALL_kernel___Object_____eqeq(fra.me.REG[1])(fra.me.REG[1], fra.me.REG[0]);
+      REGB1 = REGB2;
+    }
+  } else {
+    REGB2 = TAG_Bool(false);
+    REGB1 = REGB2;
+  }
+  REGB0 = REGB1;
+  /* ./metamodel//abstractmetamodel.nit:557 */
+  goto label1;
+  label1: while(0);
+  stack_frame_head = fra.me.prev;
+  return REGB0;
+}
+val_t abstractmetamodel___MMGlobalProperty___visibility_level(val_t p0){
+  struct {struct stack_frame_t me;} fra;
+  val_t REGB0;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_abstractmetamodel;
+  fra.me.line = 560;
+  fra.me.meth = LOCATE_abstractmetamodel___MMGlobalProperty___visibility_level;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 1;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  REGB0 = TAG_Bool(ATTR_abstractmetamodel___MMGlobalProperty____visibility_level(fra.me.REG[0])!=NIT_NULL);
+  /* ./metamodel//abstractmetamodel.nit:560 */
+  if (UNTAG_Bool(REGB0)) {
+  } else {
+    fprintf(stderr, "Uninitialized attribute %s", "_visibility_level");
+    fprintf(stderr, " (%s:%d)\n", LOCATE_abstractmetamodel, 560);
+    nit_exit(1);
+  }
+  REGB0 = ATTR_abstractmetamodel___MMGlobalProperty____visibility_level(fra.me.REG[0]);
+  stack_frame_head = fra.me.prev;
+  return REGB0;
+}
+void abstractmetamodel___MMGlobalProperty___visibility_level__eq(val_t p0, val_t p1){
+  struct {struct stack_frame_t me;} fra;
+  val_t REGB0;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_abstractmetamodel;
+  fra.me.line = 560;
+  fra.me.meth = LOCATE_abstractmetamodel___MMGlobalProperty___visibility_level__eq;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 1;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  REGB0 = p1;
+  /* ./metamodel//abstractmetamodel.nit:560 */
+  ATTR_abstractmetamodel___MMGlobalProperty____visibility_level(fra.me.REG[0]) = REGB0;
+  stack_frame_head = fra.me.prev;
   return;
 }
-val_t abstractmetamodel___MMLocalProperty___to_s(val_t  self) {
-  struct trace_t trace = {NULL, NULL, 632, LOCATE_abstractmetamodel___MMLocalProperty___to_s};
-  val_t variable[3];
-  struct WBT_ **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_abstractmetamodel;
-  /* Register variable[0]: Local variable */
-  variable[0] =  self;
-  /* Register variable[1]: Method return value and escape marker */
-  /* Register variable[2]: Result */
-  variable[2] = CALL_abstractmetamodel___MMLocalProperty___name(variable[0])(variable[0]) /*MMLocalProperty::name*/;
-  /* Register variable[2]: Result */
-  variable[2] = CALL_string___Object___to_s(variable[2])(variable[2]) /*Symbol::to_s*/;
-  variable[1] = variable[2];
-  goto return_label55;
-  return_label55: while(false);
-  tracehead = trace.prev;
-  return variable[1];
-}
-val_t abstractmetamodel___MMLocalProperty___name(val_t  self) {
-  struct trace_t trace = {NULL, NULL, 589, LOCATE_abstractmetamodel___MMLocalProperty___name};
-  val_t *variable = NULL;
-  struct WBT_ **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_abstractmetamodel;
-  tracehead = trace.prev;
-  return ATTR_abstractmetamodel___MMLocalProperty____name( self) /*MMLocalProperty::_name*/;
-}
-val_t abstractmetamodel___MMLocalProperty___local_class(val_t  self) {
-  struct trace_t trace = {NULL, NULL, 592, LOCATE_abstractmetamodel___MMLocalProperty___local_class};
-  val_t *variable = NULL;
-  struct WBT_ **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_abstractmetamodel;
-  tracehead = trace.prev;
-  return ATTR_abstractmetamodel___MMLocalProperty____local_class( self) /*MMLocalProperty::_local_class*/;
-}
-val_t abstractmetamodel___MMLocalProperty___global(val_t  self) {
-  struct trace_t trace = {NULL, NULL, 595, LOCATE_abstractmetamodel___MMLocalProperty___global};
-  val_t *variable = NULL;
-  struct WBT_ **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_abstractmetamodel;
-  tracehead = trace.prev;
-  return ATTR_abstractmetamodel___MMLocalProperty____global( self) /*MMLocalProperty::_global*/;
-}
-val_t abstractmetamodel___MMLocalProperty___prhe(val_t  self) {
-  struct trace_t trace = {NULL, NULL, 598, LOCATE_abstractmetamodel___MMLocalProperty___prhe};
-  val_t *variable = NULL;
-  struct WBT_ **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_abstractmetamodel;
-  tracehead = trace.prev;
-  return ATTR_abstractmetamodel___MMLocalProperty____prhe( self) /*MMLocalProperty::_prhe*/;
-}
-val_t abstractmetamodel___MMLocalProperty___module(val_t  self) {
-  struct trace_t trace = {NULL, NULL, 601, LOCATE_abstractmetamodel___MMLocalProperty___module};
-  val_t variable[3];
-  struct WBT_ **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_abstractmetamodel;
-  /* Register variable[0]: Local variable */
-  variable[0] =  self;
-  /* Register variable[1]: Method return value and escape marker */
-  /* Register variable[2]: Result */
-  variable[2] = ATTR_abstractmetamodel___MMLocalProperty____local_class(variable[0]) /*MMLocalProperty::_local_class*/;
-  /* Register variable[2]: Result */
-  variable[2] = CALL_abstractmetamodel___MMLocalClass___module(variable[2])(variable[2]) /*MMLocalClass::module*/;
-  variable[1] = variable[2];
-  goto return_label56;
-  return_label56: while(false);
-  tracehead = trace.prev;
-  return variable[1];
-}
-val_t abstractmetamodel___MMLocalProperty___full_name(val_t  self) {
-  struct trace_t trace = {NULL, NULL, 604, LOCATE_abstractmetamodel___MMLocalProperty___full_name};
-    static val_t once_value_58 = NIT_NULL; /* Once value for string variable[3]*/
-    static val_t once_value_59 = NIT_NULL; /* Once value for string variable[3]*/
-    static val_t once_value_60 = NIT_NULL; /* Once value for string variable[3]*/
-    static val_t once_value_61 = NIT_NULL; /* Once value for string variable[3]*/
-      static val_t once_value_62 = NIT_NULL; /* Once value for string variable[3]*/
-      static val_t once_value_63 = NIT_NULL; /* Once value for string variable[3]*/
-      static val_t once_value_64 = NIT_NULL; /* Once value for string variable[3]*/
-      static val_t once_value_65 = NIT_NULL; /* Once value for string variable[3]*/
-      static val_t once_value_66 = NIT_NULL; /* Once value for string variable[3]*/
-      static val_t once_value_67 = NIT_NULL; /* Once value for string variable[3]*/
-      static val_t once_value_68 = NIT_NULL; /* Once value for string variable[3]*/
-      static val_t once_value_69 = NIT_NULL; /* Once value for string variable[3]*/
-  val_t variable[4];
-  struct WBT_ **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_abstractmetamodel;
-  /* Register variable[0]: Local variable */
-  variable[0] =  self;
-  /* Register variable[1]: Method return value and escape marker */
-  /* Register variable[2]: Result */
-  variable[2] = CALL_abstractmetamodel___MMLocalProperty___global(variable[0])(variable[0]) /*MMLocalProperty::global*/;
-  /* Register variable[2]: Result */
-  variable[2] = TAG_Bool((variable[2] ==  NIT_NULL /*null*/) || ((variable[2] != NIT_NULL) && ((CALL_kernel___Object_____eqeq(variable[2])==kernel___Object_____eqeq)?(IS_EQUAL_NN(variable[2], NIT_NULL /*null*/)):(UNTAG_Bool(CALL_kernel___Object_____eqeq(variable[2])(variable[2],  NIT_NULL /*null*/) /*Object::==*/)))));
-  if (UNTAG_Bool(variable[2])) { /*if*/
-    variable[2] = NEW_Array_array___Array___with_capacity(TAG_Int(7)) /*new Array[String]*/ /* Ensure var: Array (for super-string)*/;
-    /* Register variable[3]: Once String constant */
-    if (once_value_58 != NIT_NULL) variable[3] = once_value_58;
-    else {
-      variable[3] = NEW_String_string___String___with_native(BOX_NativeString(""), TAG_Int(0)) /*new String*/;
-      once_value_58 = variable[3];
-    }
-    /* Register variable[3]: Result */
-    /* Ensure var variable[3]: super-string element*/
-    CALL_abstract_collection___SimpleCollection___add(variable[2])(variable[2], variable[3]) /*AbstractArray::add*/;
-    /* Register variable[3]: Result */
-    variable[3] = CALL_abstractmetamodel___MMLocalProperty___local_class(variable[0])(variable[0]) /*MMLocalProperty::local_class*/;
-    /* Register variable[3]: Result */
-    variable[3] = CALL_abstractmetamodel___MMLocalClass___module(variable[3])(variable[3]) /*MMLocalClass::module*/;
-    /* Ensure var variable[3]: super-string element*/
-    CALL_abstract_collection___SimpleCollection___add(variable[2])(variable[2], CALL_string___Object___to_s(variable[3])(variable[3]) /*Object::to_s*/) /*AbstractArray::add*/;
-    /* Register variable[3]: Once String constant */
-    if (once_value_59 != NIT_NULL) variable[3] = once_value_59;
-    else {
-      variable[3] = NEW_String_string___String___with_native(BOX_NativeString("::"), TAG_Int(2)) /*new String*/;
-      once_value_59 = variable[3];
+val_t abstractmetamodel___MMLocalProperty___to_s(val_t p0){
+  struct {struct stack_frame_t me;} fra;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_abstractmetamodel;
+  fra.me.line = 617;
+  fra.me.meth = LOCATE_abstractmetamodel___MMLocalProperty___to_s;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 1;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  fra.me.REG[0] = CALL_abstractmetamodel___MMLocalProperty___name(fra.me.REG[0])(fra.me.REG[0]);
+  fra.me.REG[0] = CALL_string___Object___to_s(fra.me.REG[0])(fra.me.REG[0]);
+  /* ./metamodel//abstractmetamodel.nit:617 */
+  goto label1;
+  label1: while(0);
+  stack_frame_head = fra.me.prev;
+  return fra.me.REG[0];
+}
+val_t abstractmetamodel___MMLocalProperty___name(val_t p0){
+  struct {struct stack_frame_t me;} fra;
+  val_t REGB0;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_abstractmetamodel;
+  fra.me.line = 569;
+  fra.me.meth = LOCATE_abstractmetamodel___MMLocalProperty___name;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 1;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  REGB0 = TAG_Bool(ATTR_abstractmetamodel___MMLocalProperty____name(fra.me.REG[0])!=NIT_NULL);
+  /* ./metamodel//abstractmetamodel.nit:569 */
+  if (UNTAG_Bool(REGB0)) {
+  } else {
+    fprintf(stderr, "Uninitialized attribute %s", "_name");
+    fprintf(stderr, " (%s:%d)\n", LOCATE_abstractmetamodel, 569);
+    nit_exit(1);
+  }
+  fra.me.REG[0] = ATTR_abstractmetamodel___MMLocalProperty____name(fra.me.REG[0]);
+  stack_frame_head = fra.me.prev;
+  return fra.me.REG[0];
+}
+val_t abstractmetamodel___MMLocalProperty___local_class(val_t p0){
+  struct {struct stack_frame_t me;} fra;
+  val_t REGB0;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_abstractmetamodel;
+  fra.me.line = 572;
+  fra.me.meth = LOCATE_abstractmetamodel___MMLocalProperty___local_class;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 1;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  REGB0 = TAG_Bool(ATTR_abstractmetamodel___MMLocalProperty____local_class(fra.me.REG[0])!=NIT_NULL);
+  /* ./metamodel//abstractmetamodel.nit:572 */
+  if (UNTAG_Bool(REGB0)) {
+  } else {
+    fprintf(stderr, "Uninitialized attribute %s", "_local_class");
+    fprintf(stderr, " (%s:%d)\n", LOCATE_abstractmetamodel, 572);
+    nit_exit(1);
+  }
+  fra.me.REG[0] = ATTR_abstractmetamodel___MMLocalProperty____local_class(fra.me.REG[0]);
+  stack_frame_head = fra.me.prev;
+  return fra.me.REG[0];
+}
+val_t abstractmetamodel___MMLocalProperty___global(val_t p0){
+  struct {struct stack_frame_t me;} fra;
+  val_t REGB0;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_abstractmetamodel;
+  fra.me.line = 578;
+  fra.me.meth = LOCATE_abstractmetamodel___MMLocalProperty___global;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 1;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  fra.me.REG[0] = ATTR_abstractmetamodel___MMLocalProperty____global(fra.me.REG[0]);
+  REGB0 = TAG_Bool(fra.me.REG[0]!=NIT_NULL);
+  /* ./metamodel//abstractmetamodel.nit:578 */
+  if (UNTAG_Bool(REGB0)) {
+  } else {
+    fprintf(stderr, "Cast failed");
+    fprintf(stderr, " (%s:%d)\n", LOCATE_abstractmetamodel, 578);
+    nit_exit(1);
+  }
+  goto label1;
+  label1: while(0);
+  stack_frame_head = fra.me.prev;
+  return fra.me.REG[0];
+}
+val_t abstractmetamodel___MMLocalProperty___is_global_set(val_t p0){
+  struct {struct stack_frame_t me;} fra;
+  val_t REGB0;
+  val_t REGB1;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_abstractmetamodel;
+  fra.me.line = 579;
+  fra.me.meth = LOCATE_abstractmetamodel___MMLocalProperty___is_global_set;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 1;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  fra.me.REG[0] = ATTR_abstractmetamodel___MMLocalProperty____global(fra.me.REG[0]);
+  REGB0 = TAG_Bool(fra.me.REG[0]==NIT_NULL);
+  /* ./metamodel//abstractmetamodel.nit:579 */
+  if (UNTAG_Bool(REGB0)) {
+  } else {
+    REGB1 = TAG_Bool(fra.me.REG[0]==NIT_NULL);
+    if (UNTAG_Bool(REGB1)) {
+      REGB1 = TAG_Bool(false);
+      REGB0 = REGB1;
+    } else {
+      REGB1 = CALL_kernel___Object_____eqeq(fra.me.REG[0])(fra.me.REG[0], NIT_NULL);
+      REGB0 = REGB1;
     }
-    /* Register variable[3]: Result */
-    /* Ensure var variable[3]: super-string element*/
-    CALL_abstract_collection___SimpleCollection___add(variable[2])(variable[2], variable[3]) /*AbstractArray::add*/;
-    /* Register variable[3]: Result */
-    variable[3] = CALL_abstractmetamodel___MMLocalProperty___local_class(variable[0])(variable[0]) /*MMLocalProperty::local_class*/;
-    /* Ensure var variable[3]: super-string element*/
-    CALL_abstract_collection___SimpleCollection___add(variable[2])(variable[2], CALL_string___Object___to_s(variable[3])(variable[3]) /*Object::to_s*/) /*AbstractArray::add*/;
-    /* Register variable[3]: Once String constant */
-    if (once_value_60 != NIT_NULL) variable[3] = once_value_60;
-    else {
-      variable[3] = NEW_String_string___String___with_native(BOX_NativeString("::(?::"), TAG_Int(6)) /*new String*/;
-      once_value_60 = variable[3];
+  }
+  REGB0 = TAG_Bool(!UNTAG_Bool(REGB0));
+  goto label1;
+  label1: while(0);
+  stack_frame_head = fra.me.prev;
+  return REGB0;
+}
+val_t abstractmetamodel___MMLocalProperty___prhe(val_t p0){
+  struct {struct stack_frame_t me;} fra;
+  val_t REGB0;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_abstractmetamodel;
+  fra.me.line = 584;
+  fra.me.meth = LOCATE_abstractmetamodel___MMLocalProperty___prhe;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 1;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  fra.me.REG[0] = ATTR_abstractmetamodel___MMLocalProperty____prhe(fra.me.REG[0]);
+  REGB0 = TAG_Bool(fra.me.REG[0]!=NIT_NULL);
+  /* ./metamodel//abstractmetamodel.nit:584 */
+  if (UNTAG_Bool(REGB0)) {
+  } else {
+    fprintf(stderr, "Cast failed");
+    fprintf(stderr, " (%s:%d)\n", LOCATE_abstractmetamodel, 584);
+    nit_exit(1);
+  }
+  goto label1;
+  label1: while(0);
+  stack_frame_head = fra.me.prev;
+  return fra.me.REG[0];
+}
+val_t abstractmetamodel___MMLocalProperty___module(val_t p0){
+  struct {struct stack_frame_t me;} fra;
+  val_t REGB0;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_abstractmetamodel;
+  fra.me.line = 586;
+  fra.me.meth = LOCATE_abstractmetamodel___MMLocalProperty___module;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 1;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  REGB0 = TAG_Bool(ATTR_abstractmetamodel___MMLocalProperty____local_class(fra.me.REG[0])!=NIT_NULL);
+  /* ./metamodel//abstractmetamodel.nit:587 */
+  if (UNTAG_Bool(REGB0)) {
+  } else {
+    fprintf(stderr, "Uninitialized attribute %s", "_local_class");
+    fprintf(stderr, " (%s:%d)\n", LOCATE_abstractmetamodel, 587);
+    nit_exit(1);
+  }
+  fra.me.REG[0] = ATTR_abstractmetamodel___MMLocalProperty____local_class(fra.me.REG[0]);
+  fra.me.REG[0] = CALL_abstractmetamodel___MMLocalClass___module(fra.me.REG[0])(fra.me.REG[0]);
+  goto label1;
+  label1: while(0);
+  stack_frame_head = fra.me.prev;
+  return fra.me.REG[0];
+}
+val_t abstractmetamodel___MMLocalProperty___full_name(val_t p0){
+  struct {struct stack_frame_t me; val_t MORE_REG[3];} fra;
+  val_t REGB0;
+  val_t REGB1;
+  val_t tmp;
+    static val_t once_value_1; /* Once value */
+    static val_t once_value_2; /* Once value */
+    static val_t once_value_3; /* Once value */
+    static val_t once_value_4; /* Once value */
+      static val_t once_value_6; /* Once value */
+      static val_t once_value_7; /* Once value */
+      static val_t once_value_8; /* Once value */
+      static val_t once_value_9; /* Once value */
+      static val_t once_value_10; /* Once value */
+      static val_t once_value_11; /* Once value */
+      static val_t once_value_12; /* Once value */
+      static val_t once_value_13; /* Once value */
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_abstractmetamodel;
+  fra.me.line = 589;
+  fra.me.meth = LOCATE_abstractmetamodel___MMLocalProperty___full_name;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 4;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[1] = NIT_NULL;
+  fra.me.REG[2] = NIT_NULL;
+  fra.me.REG[3] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  fra.me.REG[1] = ATTR_abstractmetamodel___MMLocalProperty____global(fra.me.REG[0]);
+  REGB0 = TAG_Bool(fra.me.REG[1]==NIT_NULL);
+  /* ./metamodel//abstractmetamodel.nit:592 */
+  if (UNTAG_Bool(REGB0)) {
+  } else {
+    REGB1 = TAG_Bool(fra.me.REG[1]==NIT_NULL);
+    if (UNTAG_Bool(REGB1)) {
+      REGB1 = TAG_Bool(false);
+      REGB0 = REGB1;
+    } else {
+      REGB1 = CALL_kernel___Object_____eqeq(fra.me.REG[1])(fra.me.REG[1], NIT_NULL);
+      REGB0 = REGB1;
     }
-    /* Register variable[3]: Result */
-    /* Ensure var variable[3]: super-string element*/
-    CALL_abstract_collection___SimpleCollection___add(variable[2])(variable[2], variable[3]) /*AbstractArray::add*/;
-    /* Register variable[3]: Result */
-    variable[3] = CALL_abstractmetamodel___MMLocalProperty___name(variable[0])(variable[0]) /*MMLocalProperty::name*/;
-    /* Ensure var variable[3]: super-string element*/
-    CALL_abstract_collection___SimpleCollection___add(variable[2])(variable[2], CALL_string___Object___to_s(variable[3])(variable[3]) /*Object::to_s*/) /*AbstractArray::add*/;
-    /* Register variable[3]: Once String constant */
-    if (once_value_61 != NIT_NULL) variable[3] = once_value_61;
-    else {
-      variable[3] = NEW_String_string___String___with_native(BOX_NativeString(")"), TAG_Int(1)) /*new String*/;
-      once_value_61 = variable[3];
+  }
+  if (UNTAG_Bool(REGB0)) {
+    REGB0 = TAG_Int(7);
+    fra.me.REG[1] = NEW_Array_array___Array___with_capacity(REGB0);
+    /* ./metamodel//abstractmetamodel.nit:593 */
+    if (!once_value_1) {
+      fra.me.REG[2] = BOX_NativeString("");
+      REGB0 = TAG_Int(0);
+      fra.me.REG[2] = NEW_String_string___String___with_native(fra.me.REG[2], REGB0);
+      once_value_1 = fra.me.REG[2];
+      register_static_object(&once_value_1);
+    } else fra.me.REG[2] = once_value_1;
+    array___Array___add(fra.me.REG[1], fra.me.REG[2]);
+    fra.me.REG[2] = CALL_abstractmetamodel___MMLocalProperty___local_class(fra.me.REG[0])(fra.me.REG[0]);
+    fra.me.REG[2] = CALL_abstractmetamodel___MMLocalClass___module(fra.me.REG[2])(fra.me.REG[2]);
+    fra.me.REG[2] = CALL_string___Object___to_s(fra.me.REG[2])(fra.me.REG[2]);
+    array___Array___add(fra.me.REG[1], fra.me.REG[2]);
+    if (!once_value_2) {
+      fra.me.REG[2] = BOX_NativeString("::");
+      REGB0 = TAG_Int(2);
+      fra.me.REG[2] = NEW_String_string___String___with_native(fra.me.REG[2], REGB0);
+      once_value_2 = fra.me.REG[2];
+      register_static_object(&once_value_2);
+    } else fra.me.REG[2] = once_value_2;
+    array___Array___add(fra.me.REG[1], fra.me.REG[2]);
+    fra.me.REG[2] = CALL_abstractmetamodel___MMLocalProperty___local_class(fra.me.REG[0])(fra.me.REG[0]);
+    fra.me.REG[2] = CALL_string___Object___to_s(fra.me.REG[2])(fra.me.REG[2]);
+    array___Array___add(fra.me.REG[1], fra.me.REG[2]);
+    if (!once_value_3) {
+      fra.me.REG[2] = BOX_NativeString("::(?::");
+      REGB0 = TAG_Int(6);
+      fra.me.REG[2] = NEW_String_string___String___with_native(fra.me.REG[2], REGB0);
+      once_value_3 = fra.me.REG[2];
+      register_static_object(&once_value_3);
+    } else fra.me.REG[2] = once_value_3;
+    array___Array___add(fra.me.REG[1], fra.me.REG[2]);
+    fra.me.REG[2] = CALL_abstractmetamodel___MMLocalProperty___name(fra.me.REG[0])(fra.me.REG[0]);
+    fra.me.REG[2] = CALL_string___Object___to_s(fra.me.REG[2])(fra.me.REG[2]);
+    array___Array___add(fra.me.REG[1], fra.me.REG[2]);
+    if (!once_value_4) {
+      fra.me.REG[2] = BOX_NativeString(")");
+      REGB0 = TAG_Int(1);
+      fra.me.REG[2] = NEW_String_string___String___with_native(fra.me.REG[2], REGB0);
+      once_value_4 = fra.me.REG[2];
+      register_static_object(&once_value_4);
+    } else fra.me.REG[2] = once_value_4;
+    array___Array___add(fra.me.REG[1], fra.me.REG[2]);
+    fra.me.REG[1] = CALL_string___Object___to_s(fra.me.REG[1])(fra.me.REG[1]);
+    goto label5;
+  } else {
+    fra.me.REG[2] = CALL_abstractmetamodel___MMLocalProperty___global(fra.me.REG[0])(fra.me.REG[0]);
+    fra.me.REG[2] = CALL_abstractmetamodel___MMGlobalProperty___intro(fra.me.REG[2])(fra.me.REG[2]);
+    REGB0 = TAG_Bool(IS_EQUAL_OO(fra.me.REG[2],fra.me.REG[0]));
+    /* ./metamodel//abstractmetamodel.nit:594 */
+    if (UNTAG_Bool(REGB0)) {
+    } else {
+      REGB1 = CALL_kernel___Object_____eqeq(fra.me.REG[2])(fra.me.REG[2], fra.me.REG[0]);
+      REGB0 = REGB1;
     }
-    /* Register variable[3]: Result */
-    /* Ensure var variable[3]: super-string element*/
-    CALL_abstract_collection___SimpleCollection___add(variable[2])(variable[2], variable[3]) /*AbstractArray::add*/;
-    /* Register variable[2]: Result */
-    variable[2] = CALL_string___Object___to_s(variable[2])(variable[2]) /*Object::to_s*/;
-    variable[1] = variable[2];
-    goto return_label57;
-  } else { /*if*/
-    /* Register variable[2]: Result */
-    variable[2] = CALL_abstractmetamodel___MMLocalProperty___global(variable[0])(variable[0]) /*MMLocalProperty::global*/;
-    /* Register variable[2]: Result */
-    variable[2] = CALL_abstractmetamodel___MMGlobalProperty___intro(variable[2])(variable[2]) /*MMGlobalProperty::intro*/;
-    /* Register variable[2]: Result */
-    variable[2] = TAG_Bool((variable[2] == variable[0]) || ((variable[2] != NIT_NULL) && ((CALL_kernel___Object_____eqeq(variable[2])==kernel___Object_____eqeq)?(IS_EQUAL_NN(variable[2],variable[0])):(UNTAG_Bool(CALL_kernel___Object_____eqeq(variable[2])(variable[2], variable[0]) /*Object::==*/)))));
-    if (UNTAG_Bool(variable[2])) { /*if*/
-      variable[2] = NEW_Array_array___Array___with_capacity(TAG_Int(7)) /*new Array[String]*/ /* Ensure var: Array (for super-string)*/;
-      /* Register variable[3]: Once String constant */
-      if (once_value_62 != NIT_NULL) variable[3] = once_value_62;
-      else {
-        variable[3] = NEW_String_string___String___with_native(BOX_NativeString(""), TAG_Int(0)) /*new String*/;
-        once_value_62 = variable[3];
-      }
-      /* Register variable[3]: Result */
-      /* Ensure var variable[3]: super-string element*/
-      CALL_abstract_collection___SimpleCollection___add(variable[2])(variable[2], variable[3]) /*AbstractArray::add*/;
-      /* Register variable[3]: Result */
-      variable[3] = CALL_abstractmetamodel___MMLocalProperty___local_class(variable[0])(variable[0]) /*MMLocalProperty::local_class*/;
-      /* Register variable[3]: Result */
-      variable[3] = CALL_abstractmetamodel___MMLocalClass___module(variable[3])(variable[3]) /*MMLocalClass::module*/;
-      /* Ensure var variable[3]: super-string element*/
-      CALL_abstract_collection___SimpleCollection___add(variable[2])(variable[2], CALL_string___Object___to_s(variable[3])(variable[3]) /*Object::to_s*/) /*AbstractArray::add*/;
-      /* Register variable[3]: Once String constant */
-      if (once_value_63 != NIT_NULL) variable[3] = once_value_63;
-      else {
-        variable[3] = NEW_String_string___String___with_native(BOX_NativeString("::"), TAG_Int(2)) /*new String*/;
-        once_value_63 = variable[3];
-      }
-      /* Register variable[3]: Result */
-      /* Ensure var variable[3]: super-string element*/
-      CALL_abstract_collection___SimpleCollection___add(variable[2])(variable[2], variable[3]) /*AbstractArray::add*/;
-      /* Register variable[3]: Result */
-      variable[3] = CALL_abstractmetamodel___MMLocalProperty___local_class(variable[0])(variable[0]) /*MMLocalProperty::local_class*/;
-      /* Ensure var variable[3]: super-string element*/
-      CALL_abstract_collection___SimpleCollection___add(variable[2])(variable[2], CALL_string___Object___to_s(variable[3])(variable[3]) /*Object::to_s*/) /*AbstractArray::add*/;
-      /* Register variable[3]: Once String constant */
-      if (once_value_64 != NIT_NULL) variable[3] = once_value_64;
-      else {
-        variable[3] = NEW_String_string___String___with_native(BOX_NativeString("::"), TAG_Int(2)) /*new String*/;
-        once_value_64 = variable[3];
-      }
-      /* Register variable[3]: Result */
-      /* Ensure var variable[3]: super-string element*/
-      CALL_abstract_collection___SimpleCollection___add(variable[2])(variable[2], variable[3]) /*AbstractArray::add*/;
-      /* Register variable[3]: Result */
-      variable[3] = CALL_abstractmetamodel___MMLocalProperty___name(variable[0])(variable[0]) /*MMLocalProperty::name*/;
-      /* Ensure var variable[3]: super-string element*/
-      CALL_abstract_collection___SimpleCollection___add(variable[2])(variable[2], CALL_string___Object___to_s(variable[3])(variable[3]) /*Object::to_s*/) /*AbstractArray::add*/;
-      /* Register variable[3]: Once String constant */
-      if (once_value_65 != NIT_NULL) variable[3] = once_value_65;
-      else {
-        variable[3] = NEW_String_string___String___with_native(BOX_NativeString(""), TAG_Int(0)) /*new String*/;
-        once_value_65 = variable[3];
-      }
-      /* Register variable[3]: Result */
-      /* Ensure var variable[3]: super-string element*/
-      CALL_abstract_collection___SimpleCollection___add(variable[2])(variable[2], variable[3]) /*AbstractArray::add*/;
-      /* Register variable[2]: Result */
-      variable[2] = CALL_string___Object___to_s(variable[2])(variable[2]) /*Object::to_s*/;
-      variable[1] = variable[2];
-      goto return_label57;
-    } else { /*if*/
-      variable[2] = NEW_Array_array___Array___with_capacity(TAG_Int(7)) /*new Array[String]*/ /* Ensure var: Array (for super-string)*/;
-      /* Register variable[3]: Once String constant */
-      if (once_value_66 != NIT_NULL) variable[3] = once_value_66;
-      else {
-        variable[3] = NEW_String_string___String___with_native(BOX_NativeString(""), TAG_Int(0)) /*new String*/;
-        once_value_66 = variable[3];
-      }
-      /* Register variable[3]: Result */
-      /* Ensure var variable[3]: super-string element*/
-      CALL_abstract_collection___SimpleCollection___add(variable[2])(variable[2], variable[3]) /*AbstractArray::add*/;
-      /* Register variable[3]: Result */
-      variable[3] = CALL_abstractmetamodel___MMLocalProperty___local_class(variable[0])(variable[0]) /*MMLocalProperty::local_class*/;
-      /* Register variable[3]: Result */
-      variable[3] = CALL_abstractmetamodel___MMLocalClass___module(variable[3])(variable[3]) /*MMLocalClass::module*/;
-      /* Ensure var variable[3]: super-string element*/
-      CALL_abstract_collection___SimpleCollection___add(variable[2])(variable[2], CALL_string___Object___to_s(variable[3])(variable[3]) /*Object::to_s*/) /*AbstractArray::add*/;
-      /* Register variable[3]: Once String constant */
-      if (once_value_67 != NIT_NULL) variable[3] = once_value_67;
-      else {
-        variable[3] = NEW_String_string___String___with_native(BOX_NativeString("::"), TAG_Int(2)) /*new String*/;
-        once_value_67 = variable[3];
-      }
-      /* Register variable[3]: Result */
-      /* Ensure var variable[3]: super-string element*/
-      CALL_abstract_collection___SimpleCollection___add(variable[2])(variable[2], variable[3]) /*AbstractArray::add*/;
-      /* Register variable[3]: Result */
-      variable[3] = CALL_abstractmetamodel___MMLocalProperty___local_class(variable[0])(variable[0]) /*MMLocalProperty::local_class*/;
-      /* Ensure var variable[3]: super-string element*/
-      CALL_abstract_collection___SimpleCollection___add(variable[2])(variable[2], CALL_string___Object___to_s(variable[3])(variable[3]) /*Object::to_s*/) /*AbstractArray::add*/;
-      /* Register variable[3]: Once String constant */
-      if (once_value_68 != NIT_NULL) variable[3] = once_value_68;
-      else {
-        variable[3] = NEW_String_string___String___with_native(BOX_NativeString("::("), TAG_Int(3)) /*new String*/;
-        once_value_68 = variable[3];
-      }
-      /* Register variable[3]: Result */
-      /* Ensure var variable[3]: super-string element*/
-      CALL_abstract_collection___SimpleCollection___add(variable[2])(variable[2], variable[3]) /*AbstractArray::add*/;
-      /* Register variable[3]: Result */
-      variable[3] = CALL_abstractmetamodel___MMLocalProperty___global(variable[0])(variable[0]) /*MMLocalProperty::global*/;
-      /* Register variable[3]: Result */
-      variable[3] = CALL_abstractmetamodel___MMGlobalProperty___intro(variable[3])(variable[3]) /*MMGlobalProperty::intro*/;
-      /* Register variable[3]: Result */
-      variable[3] = CALL_abstractmetamodel___MMLocalProperty___full_name(variable[3])(variable[3]) /*MMLocalProperty::full_name*/;
-      /* Ensure var variable[3]: super-string element*/
-      CALL_abstract_collection___SimpleCollection___add(variable[2])(variable[2], variable[3]) /*AbstractArray::add*/;
-      /* Register variable[3]: Once String constant */
-      if (once_value_69 != NIT_NULL) variable[3] = once_value_69;
-      else {
-        variable[3] = NEW_String_string___String___with_native(BOX_NativeString(")"), TAG_Int(1)) /*new String*/;
-        once_value_69 = variable[3];
-      }
-      /* Register variable[3]: Result */
-      /* Ensure var variable[3]: super-string element*/
-      CALL_abstract_collection___SimpleCollection___add(variable[2])(variable[2], variable[3]) /*AbstractArray::add*/;
-      /* Register variable[2]: Result */
-      variable[2] = CALL_string___Object___to_s(variable[2])(variable[2]) /*Object::to_s*/;
-      variable[1] = variable[2];
-      goto return_label57;
+    if (UNTAG_Bool(REGB0)) {
+      REGB0 = TAG_Int(7);
+      fra.me.REG[2] = NEW_Array_array___Array___with_capacity(REGB0);
+      /* ./metamodel//abstractmetamodel.nit:595 */
+      if (!once_value_6) {
+        fra.me.REG[3] = BOX_NativeString("");
+        REGB0 = TAG_Int(0);
+        fra.me.REG[3] = NEW_String_string___String___with_native(fra.me.REG[3], REGB0);
+        once_value_6 = fra.me.REG[3];
+        register_static_object(&once_value_6);
+      } else fra.me.REG[3] = once_value_6;
+      array___Array___add(fra.me.REG[2], fra.me.REG[3]);
+      fra.me.REG[3] = CALL_abstractmetamodel___MMLocalProperty___local_class(fra.me.REG[0])(fra.me.REG[0]);
+      fra.me.REG[3] = CALL_abstractmetamodel___MMLocalClass___module(fra.me.REG[3])(fra.me.REG[3]);
+      fra.me.REG[3] = CALL_string___Object___to_s(fra.me.REG[3])(fra.me.REG[3]);
+      array___Array___add(fra.me.REG[2], fra.me.REG[3]);
+      if (!once_value_7) {
+        fra.me.REG[3] = BOX_NativeString("::");
+        REGB0 = TAG_Int(2);
+        fra.me.REG[3] = NEW_String_string___String___with_native(fra.me.REG[3], REGB0);
+        once_value_7 = fra.me.REG[3];
+        register_static_object(&once_value_7);
+      } else fra.me.REG[3] = once_value_7;
+      array___Array___add(fra.me.REG[2], fra.me.REG[3]);
+      fra.me.REG[3] = CALL_abstractmetamodel___MMLocalProperty___local_class(fra.me.REG[0])(fra.me.REG[0]);
+      fra.me.REG[3] = CALL_string___Object___to_s(fra.me.REG[3])(fra.me.REG[3]);
+      array___Array___add(fra.me.REG[2], fra.me.REG[3]);
+      if (!once_value_8) {
+        fra.me.REG[3] = BOX_NativeString("::");
+        REGB0 = TAG_Int(2);
+        fra.me.REG[3] = NEW_String_string___String___with_native(fra.me.REG[3], REGB0);
+        once_value_8 = fra.me.REG[3];
+        register_static_object(&once_value_8);
+      } else fra.me.REG[3] = once_value_8;
+      array___Array___add(fra.me.REG[2], fra.me.REG[3]);
+      fra.me.REG[3] = CALL_abstractmetamodel___MMLocalProperty___name(fra.me.REG[0])(fra.me.REG[0]);
+      fra.me.REG[3] = CALL_string___Object___to_s(fra.me.REG[3])(fra.me.REG[3]);
+      array___Array___add(fra.me.REG[2], fra.me.REG[3]);
+      if (!once_value_9) {
+        fra.me.REG[3] = BOX_NativeString("");
+        REGB0 = TAG_Int(0);
+        fra.me.REG[3] = NEW_String_string___String___with_native(fra.me.REG[3], REGB0);
+        once_value_9 = fra.me.REG[3];
+        register_static_object(&once_value_9);
+      } else fra.me.REG[3] = once_value_9;
+      array___Array___add(fra.me.REG[2], fra.me.REG[3]);
+      fra.me.REG[2] = CALL_string___Object___to_s(fra.me.REG[2])(fra.me.REG[2]);
+      fra.me.REG[1] = fra.me.REG[2];
+      goto label5;
+    } else {
+      REGB0 = TAG_Int(7);
+      fra.me.REG[2] = NEW_Array_array___Array___with_capacity(REGB0);
+      /* ./metamodel//abstractmetamodel.nit:597 */
+      if (!once_value_10) {
+        fra.me.REG[3] = BOX_NativeString("");
+        REGB0 = TAG_Int(0);
+        fra.me.REG[3] = NEW_String_string___String___with_native(fra.me.REG[3], REGB0);
+        once_value_10 = fra.me.REG[3];
+        register_static_object(&once_value_10);
+      } else fra.me.REG[3] = once_value_10;
+      array___Array___add(fra.me.REG[2], fra.me.REG[3]);
+      fra.me.REG[3] = CALL_abstractmetamodel___MMLocalProperty___local_class(fra.me.REG[0])(fra.me.REG[0]);
+      fra.me.REG[3] = CALL_abstractmetamodel___MMLocalClass___module(fra.me.REG[3])(fra.me.REG[3]);
+      fra.me.REG[3] = CALL_string___Object___to_s(fra.me.REG[3])(fra.me.REG[3]);
+      array___Array___add(fra.me.REG[2], fra.me.REG[3]);
+      if (!once_value_11) {
+        fra.me.REG[3] = BOX_NativeString("::");
+        REGB0 = TAG_Int(2);
+        fra.me.REG[3] = NEW_String_string___String___with_native(fra.me.REG[3], REGB0);
+        once_value_11 = fra.me.REG[3];
+        register_static_object(&once_value_11);
+      } else fra.me.REG[3] = once_value_11;
+      array___Array___add(fra.me.REG[2], fra.me.REG[3]);
+      fra.me.REG[3] = CALL_abstractmetamodel___MMLocalProperty___local_class(fra.me.REG[0])(fra.me.REG[0]);
+      fra.me.REG[3] = CALL_string___Object___to_s(fra.me.REG[3])(fra.me.REG[3]);
+      array___Array___add(fra.me.REG[2], fra.me.REG[3]);
+      if (!once_value_12) {
+        fra.me.REG[3] = BOX_NativeString("::(");
+        REGB0 = TAG_Int(3);
+        fra.me.REG[3] = NEW_String_string___String___with_native(fra.me.REG[3], REGB0);
+        once_value_12 = fra.me.REG[3];
+        register_static_object(&once_value_12);
+      } else fra.me.REG[3] = once_value_12;
+      array___Array___add(fra.me.REG[2], fra.me.REG[3]);
+      fra.me.REG[0] = CALL_abstractmetamodel___MMLocalProperty___global(fra.me.REG[0])(fra.me.REG[0]);
+      fra.me.REG[0] = CALL_abstractmetamodel___MMGlobalProperty___intro(fra.me.REG[0])(fra.me.REG[0]);
+      fra.me.REG[0] = CALL_abstractmetamodel___MMLocalProperty___full_name(fra.me.REG[0])(fra.me.REG[0]);
+      array___Array___add(fra.me.REG[2], fra.me.REG[0]);
+      if (!once_value_13) {
+        fra.me.REG[0] = BOX_NativeString(")");
+        REGB0 = TAG_Int(1);
+        fra.me.REG[0] = NEW_String_string___String___with_native(fra.me.REG[0], REGB0);
+        once_value_13 = fra.me.REG[0];
+        register_static_object(&once_value_13);
+      } else fra.me.REG[0] = once_value_13;
+      array___Array___add(fra.me.REG[2], fra.me.REG[0]);
+      fra.me.REG[2] = CALL_string___Object___to_s(fra.me.REG[2])(fra.me.REG[2]);
+      fra.me.REG[1] = fra.me.REG[2];
+      goto label5;
     }
   }
-  return_label57: while(false);
-  tracehead = trace.prev;
-  return variable[1];
-}
-void abstractmetamodel___MMLocalProperty___set_global(val_t  self, val_t  param0) {
-  struct trace_t trace = {NULL, NULL, 616, LOCATE_abstractmetamodel___MMLocalProperty___set_global};
-  val_t variable[4];
-  struct WBT_ **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_abstractmetamodel;
-  /* Register variable[0]: Local variable */
-  variable[0] =  self;
-  /* Register variable[1]: Local variable */
-  variable[1] =  param0;
-  /* Register variable[2]: Method return value and escape marker */
-  /* Register variable[3]: Result */
-  variable[3] = TAG_Bool(!UNTAG_Bool(TAG_Bool(( variable[1] /*g*/ ==  NIT_NULL /*null*/) || (( variable[1] /*g*/ != NIT_NULL) && ((CALL_kernel___Object_____eqeq( variable[1] /*g*/)==kernel___Object_____eqeq)?(IS_EQUAL_NN( variable[1] /*g*/, NIT_NULL /*null*/)):(UNTAG_Bool(CALL_kernel___Object_____eqeq( variable[1] /*g*/)( variable[1] /*g*/,  NIT_NULL /*null*/) /*Object::==*/)))))));
-  if (!UNTAG_Bool(variable[3])) { fprintf(stderr, "Assert%s failed", ""); fprintf(stderr, " in %s (%s:%d)\n", LOCATE_abstractmetamodel___MMLocalProperty___set_global, LOCATE_abstractmetamodel, 619); nit_exit(1);}
-  ATTR_abstractmetamodel___MMLocalProperty____global(variable[0]) /*MMLocalProperty::_global*/ =  variable[1] /*g*/;
-  /* Register variable[3]: Result */
-  variable[3] = ATTR_abstractmetamodel___MMLocalProperty____local_class(variable[0]) /*MMLocalProperty::_local_class*/;
-  CALL_abstractmetamodel___MMLocalClass___register_local_property(variable[3])(variable[3], variable[0]) /*MMLocalClass::register_local_property*/;
-  return_label70: while(false);
-  tracehead = trace.prev;
+  label5: while(0);
+  stack_frame_head = fra.me.prev;
+  return fra.me.REG[1];
+}
+void abstractmetamodel___MMLocalProperty___set_global(val_t p0, val_t p1){
+  struct {struct stack_frame_t me; val_t MORE_REG[1];} fra;
+  val_t REGB0;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_abstractmetamodel;
+  fra.me.line = 601;
+  fra.me.meth = LOCATE_abstractmetamodel___MMLocalProperty___set_global;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 2;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[1] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  fra.me.REG[1] = p1;
+  /* ./metamodel//abstractmetamodel.nit:604 */
+  ATTR_abstractmetamodel___MMLocalProperty____global(fra.me.REG[0]) = fra.me.REG[1];
+  REGB0 = TAG_Bool(ATTR_abstractmetamodel___MMLocalProperty____local_class(fra.me.REG[0])!=NIT_NULL);
+  /* ./metamodel//abstractmetamodel.nit:605 */
+  if (UNTAG_Bool(REGB0)) {
+  } else {
+    fprintf(stderr, "Uninitialized attribute %s", "_local_class");
+    fprintf(stderr, " (%s:%d)\n", LOCATE_abstractmetamodel, 605);
+    nit_exit(1);
+  }
+  fra.me.REG[1] = ATTR_abstractmetamodel___MMLocalProperty____local_class(fra.me.REG[0]);
+  CALL_abstractmetamodel___MMLocalClass___register_local_property(fra.me.REG[1])(fra.me.REG[1], fra.me.REG[0]);
+  stack_frame_head = fra.me.prev;
   return;
 }
-void abstractmetamodel___MMLocalProperty___new_global(val_t  self) {
-  struct trace_t trace = {NULL, NULL, 624, LOCATE_abstractmetamodel___MMLocalProperty___new_global};
-  val_t variable[4];
-  struct WBT_ **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_abstractmetamodel;
-  /* Register variable[0]: Local variable */
-  variable[0] =  self;
-  /* Register variable[1]: Method return value and escape marker */
-  /* Register variable[2]: Result */
-  variable[2] = ATTR_abstractmetamodel___MMLocalProperty____global(variable[0]) /*MMLocalProperty::_global*/;
-  /* Register variable[2]: Result */
-  variable[2] = TAG_Bool((variable[2] ==  NIT_NULL /*null*/) || ((variable[2] != NIT_NULL) && ((CALL_kernel___Object_____eqeq(variable[2])==kernel___Object_____eqeq)?(IS_EQUAL_NN(variable[2], NIT_NULL /*null*/)):(UNTAG_Bool(CALL_kernel___Object_____eqeq(variable[2])(variable[2],  NIT_NULL /*null*/) /*Object::==*/)))));
-  if (!UNTAG_Bool(variable[2])) { fprintf(stderr, "Assert%s failed", ""); fprintf(stderr, " in %s (%s:%d)\n", LOCATE_abstractmetamodel___MMLocalProperty___new_global, LOCATE_abstractmetamodel, 627); nit_exit(1);}
-  /* Register variable[2]: Result */
-  variable[2] = NEW_MMGlobalProperty_abstractmetamodel___MMGlobalProperty___init(variable[0]) /*new MMGlobalProperty*/;
-  ATTR_abstractmetamodel___MMLocalProperty____global(variable[0]) /*MMLocalProperty::_global*/ = variable[2];
-  /* Register variable[2]: Result */
-  variable[2] = ATTR_abstractmetamodel___MMLocalProperty____local_class(variable[0]) /*MMLocalProperty::_local_class*/;
-  /* Register variable[3]: Result */
-  variable[3] = ATTR_abstractmetamodel___MMLocalProperty____global(variable[0]) /*MMLocalProperty::_global*/;
-  CALL_abstractmetamodel___MMLocalClass___register_global_property(variable[2])(variable[2], variable[3]) /*MMLocalClass::register_global_property*/;
-  return_label71: while(false);
-  tracehead = trace.prev;
+void abstractmetamodel___MMLocalProperty___new_global(val_t p0){
+  struct {struct stack_frame_t me; val_t MORE_REG[1];} fra;
+  val_t REGB0;
+  val_t REGB1;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_abstractmetamodel;
+  fra.me.line = 608;
+  fra.me.meth = LOCATE_abstractmetamodel___MMLocalProperty___new_global;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 2;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[1] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  fra.me.REG[1] = ATTR_abstractmetamodel___MMLocalProperty____global(fra.me.REG[0]);
+  REGB0 = TAG_Bool(fra.me.REG[1]==NIT_NULL);
+  /* ./metamodel//abstractmetamodel.nit:611 */
+  if (UNTAG_Bool(REGB0)) {
+  } else {
+    REGB1 = TAG_Bool(fra.me.REG[1]==NIT_NULL);
+    if (UNTAG_Bool(REGB1)) {
+      REGB1 = TAG_Bool(false);
+      REGB0 = REGB1;
+    } else {
+      REGB1 = CALL_kernel___Object_____eqeq(fra.me.REG[1])(fra.me.REG[1], NIT_NULL);
+      REGB0 = REGB1;
+    }
+  }
+  if (UNTAG_Bool(REGB0)) {
+  } else {
+    fprintf(stderr, "Assert failed");
+    fprintf(stderr, " (%s:%d)\n", LOCATE_abstractmetamodel, 611);
+    nit_exit(1);
+  }
+  fra.me.REG[1] = NEW_MMGlobalProperty_abstractmetamodel___MMGlobalProperty___init(fra.me.REG[0]);
+  /* ./metamodel//abstractmetamodel.nit:613 */
+  ATTR_abstractmetamodel___MMLocalProperty____global(fra.me.REG[0]) = fra.me.REG[1];
+  REGB0 = TAG_Bool(ATTR_abstractmetamodel___MMLocalProperty____local_class(fra.me.REG[0])!=NIT_NULL);
+  /* ./metamodel//abstractmetamodel.nit:614 */
+  if (UNTAG_Bool(REGB0)) {
+  } else {
+    fprintf(stderr, "Uninitialized attribute %s", "_local_class");
+    fprintf(stderr, " (%s:%d)\n", LOCATE_abstractmetamodel, 614);
+    nit_exit(1);
+  }
+  fra.me.REG[0] = ATTR_abstractmetamodel___MMLocalProperty____local_class(fra.me.REG[0]);
+  CALL_abstractmetamodel___MMLocalClass___register_global_property(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[1]);
+  stack_frame_head = fra.me.prev;
   return;
 }
-val_t abstractmetamodel___MMLocalProperty___need_super(val_t  self) {
-  struct trace_t trace = {NULL, NULL, 634, LOCATE_abstractmetamodel___MMLocalProperty___need_super};
-  val_t *variable = NULL;
-  struct WBT_ **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_abstractmetamodel;
-  tracehead = trace.prev;
-  return ATTR_abstractmetamodel___MMLocalProperty____need_super( self) /*MMLocalProperty::_need_super*/;
-}
-void abstractmetamodel___MMLocalProperty___need_super__eq(val_t  self, val_t  param0) {
-  struct trace_t trace = {NULL, NULL, 634, LOCATE_abstractmetamodel___MMLocalProperty___need_super__eq};
-  val_t *variable = NULL;
-  struct WBT_ **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_abstractmetamodel;
-  ATTR_abstractmetamodel___MMLocalProperty____need_super( self) /*MMLocalProperty::_need_super*/ =  param0;
-  tracehead = trace.prev;
+val_t abstractmetamodel___MMLocalProperty___need_super(val_t p0){
+  struct {struct stack_frame_t me;} fra;
+  val_t REGB0;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_abstractmetamodel;
+  fra.me.line = 619;
+  fra.me.meth = LOCATE_abstractmetamodel___MMLocalProperty___need_super;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 1;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  REGB0 = TAG_Bool(ATTR_abstractmetamodel___MMLocalProperty____need_super(fra.me.REG[0])!=NIT_NULL);
+  /* ./metamodel//abstractmetamodel.nit:619 */
+  if (UNTAG_Bool(REGB0)) {
+  } else {
+    fprintf(stderr, "Uninitialized attribute %s", "_need_super");
+    fprintf(stderr, " (%s:%d)\n", LOCATE_abstractmetamodel, 619);
+    nit_exit(1);
+  }
+  REGB0 = ATTR_abstractmetamodel___MMLocalProperty____need_super(fra.me.REG[0]);
+  stack_frame_head = fra.me.prev;
+  return REGB0;
+}
+void abstractmetamodel___MMLocalProperty___need_super__eq(val_t p0, val_t p1){
+  struct {struct stack_frame_t me;} fra;
+  val_t REGB0;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_abstractmetamodel;
+  fra.me.line = 619;
+  fra.me.meth = LOCATE_abstractmetamodel___MMLocalProperty___need_super__eq;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 1;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  REGB0 = p1;
+  /* ./metamodel//abstractmetamodel.nit:619 */
+  ATTR_abstractmetamodel___MMLocalProperty____need_super(fra.me.REG[0]) = REGB0;
+  stack_frame_head = fra.me.prev;
   return;
 }
-void abstractmetamodel___MMLocalProperty___init(val_t  self, val_t  param0, val_t  param1, int* init_table) {
-  struct trace_t trace = {NULL, NULL, 637, LOCATE_abstractmetamodel___MMLocalProperty___init};
-  val_t variable[4];
-  struct WBT_ **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_abstractmetamodel;
-  /* Register variable[0]: Local variable */
-  variable[0] =  self;
-  /* Register variable[1]: Local variable */
-  variable[1] =  param0;
-  /* Register variable[2]: Local variable */
-  variable[2] =  param1;
-  if (init_table[VAL2OBJ(variable[0])->vft[INIT_TABLE_POS_MMLocalProperty].i]) return;
-  /* Register variable[3]: Method return value and escape marker */
-  ATTR_abstractmetamodel___MMLocalProperty____name(variable[0]) /*MMLocalProperty::_name*/ =  variable[1] /*n*/;
-  ATTR_abstractmetamodel___MMLocalProperty____local_class(variable[0]) /*MMLocalProperty::_local_class*/ =  variable[2] /*bc*/;
-  return_label72: while(false);
-  init_table[VAL2OBJ(variable[0])->vft[INIT_TABLE_POS_MMLocalProperty].i] = 1;
-  tracehead = trace.prev;
+void abstractmetamodel___MMLocalProperty___init(val_t p0, val_t p1, val_t p2, int* init_table){
+  int itpos6 = VAL2OBJ(p0)->vft[INIT_TABLE_POS_MMLocalProperty].i;
+  struct {struct stack_frame_t me; val_t MORE_REG[2];} fra;
+  val_t tmp;
+  if (init_table[itpos6]) return;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_abstractmetamodel;
+  fra.me.line = 622;
+  fra.me.meth = LOCATE_abstractmetamodel___MMLocalProperty___init;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 3;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[1] = NIT_NULL;
+  fra.me.REG[2] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  fra.me.REG[1] = p1;
+  fra.me.REG[2] = p2;
+  /* ./metamodel//abstractmetamodel.nit:624 */
+  ATTR_abstractmetamodel___MMLocalProperty____name(fra.me.REG[0]) = fra.me.REG[1];
+  /* ./metamodel//abstractmetamodel.nit:625 */
+  ATTR_abstractmetamodel___MMLocalProperty____local_class(fra.me.REG[0]) = fra.me.REG[2];
+  stack_frame_head = fra.me.prev;
+  init_table[itpos6] = 1;
   return;
 }
+val_t abstractmetamodel___MMMethod___is_intern(val_t p0){
+  struct {struct stack_frame_t me;} fra;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_abstractmetamodel;
+  fra.me.line = 637;
+  fra.me.meth = LOCATE_abstractmetamodel___MMMethod___is_intern;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 0;
+  /* ./metamodel//abstractmetamodel.nit:637 */
+  fprintf(stderr, "Deferred method called");
+  fprintf(stderr, " (%s:%d)\n", LOCATE_abstractmetamodel, 637);
+  nit_exit(1);
+  stack_frame_head = fra.me.prev;
+  return NIT_NULL;
+}
+val_t abstractmetamodel___MMMethod___is_abstract(val_t p0){
+  struct {struct stack_frame_t me;} fra;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_abstractmetamodel;
+  fra.me.line = 640;
+  fra.me.meth = LOCATE_abstractmetamodel___MMMethod___is_abstract;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 0;
+  /* ./metamodel//abstractmetamodel.nit:640 */
+  fprintf(stderr, "Deferred method called");
+  fprintf(stderr, " (%s:%d)\n", LOCATE_abstractmetamodel, 640);
+  nit_exit(1);
+  stack_frame_head = fra.me.prev;
+  return NIT_NULL;
+}