[gcjx] Patch: FYI: class object creation fixes

[Tom Tromey]

I'm checking this in on the gcjx branch.

This fixes a few bugs when creating the Class object:
- we now properly register some missing fields with the Class type
- we stub map_utf8const so it doesn't simply crash

Tom

# 
# patch "gcc/gcc/java/ChangeLog"
#  from [f66993e80757d0bca17c5c4668ed64eda858df02]
#    to [1e921377e1dfe6a6b40dcd60b91880c37cc0905c]
# 
# patch "gcc/gcc/java/builtins.cc"
#  from [63397b4659e7efa93355142b3c333b3236ae71f1]
#    to [ca6ba9642408e40ddf9602ca9bd90c24476fe971]
# 
# patch "gcc/gcc/java/builtins.hh"
#  from [24ce1917e0b9152e3d716dbf2aa75af2bf56de74]
#    to [c3d1aefd52cba4b6a2f9a3d165e9b8951527340f]
# 
# patch "gcc/gcc/java/classobj.cc"
#  from [e87b717200dad29abaf83b7550a7bb67e07eee23]
#    to [f61c32620667b37790ad1c5760c9c88e73b51d8a]
# 
# patch "gcc/gcc/java/decl.cc"
#  from [e41b966b7da6e8a2abe96eda9eaad2b12bd9e3d1]
#    to [7d914f40358ad4dbea1b2cfc18247365d558068c]
# 
--- gcc/gcc/java/ChangeLog
+++ gcc/gcc/java/ChangeLog
@@ -1,5 +1,11 @@
 2005-02-09  Tom Tromey  <tromey@redhat.com>
 
+	* decl.cc (build_class_type): Register itable, itable_syms,
+	assertion_table, engine.
+	* builtins.cc (map_utf8const): New method.
+	* builtins.hh (tree_builtins::utf8map): New field.
+	(tree_builtins::map_utf8const): Moved body to .cc file.
+
 	* hooks.hh (gcj_abi_version): Declare.
 	* classobj.cc (create_class_instance): Rename 'next' field.
 	and initialize it properly.
--- gcc/gcc/java/builtins.cc
+++ gcc/gcc/java/builtins.cc
@@ -351,6 +351,18 @@
 			 map_type (klass), constructor, arguments);
 }
 
+tree
+tree_builtins::map_utf8const (const std::string &value)
+{
+  std::map<std::string, tree>::const_iterator it = utf8map.find (value);
+  if (it == utf8map.end ())
+    {
+      // FIXME
+      utf8map[value] = NULL;
+    }
+  return utf8map[value];
+}
+
 void
 tree_builtins::lay_out_vtable (model_class *mklass)
 {
--- gcc/gcc/java/builtins.hh
+++ gcc/gcc/java/builtins.hh
@@ -38,6 +38,10 @@
   // This maps a variable or parameter to its corresponding gcc tree.
   std::map<model_variable_decl *, tree> varmap;
 
+  // This maps a string to a gcc tree representing the corresponding
+  // Utf8Const.
+  std::map<std::string, tree> utf8map;
+
   // ABI instances.
   cxx_abi old_abi;
   bc_abi new_abi;
@@ -74,12 +78,8 @@
   tree map_method_call (aot_class *, tree, tree, model_method *, bool);
   tree map_new (model_class *, tree, tree);
 
-  // Memoize a utf8const.
-  tree map_utf8const (const std::string &)
-  {
-    // FIXME.
-    abort ();
-  }
+  /// Memoize a utf8const.
+  tree map_utf8const (const std::string &);
 
   tree lay_out_class (model_class *);
 
--- gcc/gcc/java/classobj.cc
+++ gcc/gcc/java/classobj.cc
@@ -321,7 +321,7 @@
   inst.set_field ("arrayclass", null_pointer_node);
   inst.set_field ("protectionDomain", null_pointer_node);
   inst.set_field ("assertion_table", null_pointer_node);  // FIXME
-  inst.set_field ("signers", null_pointer_node);
+  inst.set_field ("hack_signers", null_pointer_node);
   inst.set_field ("chain", null_pointer_node);
   inst.set_field ("aux_info", null_pointer_node);
   inst.set_field ("engine", null_pointer_node);
--- gcc/gcc/java/decl.cc
+++ gcc/gcc/java/decl.cc
@@ -322,6 +322,9 @@
   push_field (type_class, field, "atable", type_atable_ptr, true);
   push_field (type_class, field, "atable_syms", 
 	      build_pointer_type (type_method_symbol_array), true);
+  push_field (type_class, field, "itable", type_atable_ptr, true);
+  push_field (type_class, field, "itable_syms", 
+	      build_pointer_type (type_method_symbol_array), true);
   push_field (type_class, field, "catch_classes", ptr_type_node, true);
   push_field (type_class, field, "interfaces",
 	      build_pointer_type (type_class_ptr), true);
@@ -334,9 +337,12 @@
   push_field (type_class, field, "idt", ptr_type_node, true);  
   push_field (type_class, field, "arrayclass", ptr_type_node, true);  
   push_field (type_class, field, "protectionDomain", ptr_type_node, true);
+  // FIXME: type of assertion_table field is wrong.
+  push_field (type_class, field, "assertion_table", ptr_type_node, true);
   push_field (type_class, field, "hack_signers", ptr_type_node, true);
   push_field (type_class, field, "chain", ptr_type_node, true);
   push_field (type_class, field, "aux_info", ptr_type_node, true);
+  push_field (type_class, field, "engine", ptr_type_node, true);
   push_super_field (type_class, type_object);
   layout_type (type_class);
 }