model: try_get_primitive_method asks for a MClass (and not a MType)
[nit.git] / src / naive_interpreter.nit
index a420387..c17ec00 100644 (file)
@@ -57,12 +57,12 @@ redef class ModelBuilder
                var mainobj = new MutableInstance(sys_type)
                interpreter.mainobj = mainobj
                interpreter.init_instance(mainobj)
-               var initprop = mainmodule.try_get_primitive_method("init", sys_type)
+               var initprop = mainmodule.try_get_primitive_method("init", sys_type.mclass)
                if initprop != null then
                        interpreter.send(initprop, [mainobj])
                end
                interpreter.check_init_instance(mainobj)
-               var mainprop = mainmodule.try_get_primitive_method("main", sys_type)
+               var mainprop = mainmodule.try_get_primitive_method("main", sys_type.mclass)
                if mainprop != null then
                        interpreter.send(mainprop, [mainobj])
                end
@@ -102,7 +102,8 @@ private class NaiveInterpreter
 
        fun force_get_primitive_method(name: String, recv: MType): MMethod
        do
-               return self.modelbuilder.force_get_primitive_method(self.frame.current_node, name, recv, self.mainmodule)
+               assert recv isa MClassType
+               return self.modelbuilder.force_get_primitive_method(self.frame.current_node, name, recv.mclass, self.mainmodule)
        end
 
        # Is a return executed?
@@ -438,8 +439,9 @@ private class NaiveInterpreter
                if cache.has_key(mtype) then return cache[mtype]
 
                var res = new Array[AAttrPropdef]
-               for cd in mtype.collect_mclassdefs(self.mainmodule)
-               do
+               var cds = mtype.collect_mclassdefs(self.mainmodule).to_a
+               self.mainmodule.linearize_mclassdefs(cds)
+               for cd in cds do
                        var n = self.modelbuilder.mclassdef2nclassdef[cd]
                        for npropdef in n.n_propdefs do
                                if npropdef isa AAttrPropdef then
@@ -465,7 +467,6 @@ private class NaiveInterpreter
 
        # Check that non nullable attributes of `recv' are correctly initialized.
        # This function is used as the last instruction of a new
-       # FIXME: this will work better once there is nullable types
        fun check_init_instance(recv: Instance)
        do
                if not recv isa MutableInstance then return
@@ -751,18 +752,27 @@ redef class AInternMethPropdef
                                return v.int_instance(recv <=> args[1].val.as(Char))
                        end
                else if cname == "Float" then
+                       var recv = args[0].to_f
                        if pname == "unary -" then
-                               return v.float_instance(-args[0].to_f)
+                               return v.float_instance(-recv)
                        else if pname == "+" then
-                               return v.float_instance(args[0].to_f + args[1].to_f)
+                               return v.float_instance(recv + args[1].to_f)
                        else if pname == "-" then
-                               return v.float_instance(args[0].to_f - args[1].to_f)
+                               return v.float_instance(recv - args[1].to_f)
                        else if pname == "*" then
-                               return v.float_instance(args[0].to_f * args[1].to_f)
+                               return v.float_instance(recv * args[1].to_f)
                        else if pname == "/" then
-                               return v.float_instance(args[0].to_f / args[1].to_f)
+                               return v.float_instance(recv / args[1].to_f)
+                       else if pname == "<" then
+                               return v.bool_instance(recv < args[1].to_f)
+                       else if pname == ">" then
+                               return v.bool_instance(recv > args[1].to_f)
+                       else if pname == "<=" then
+                               return v.bool_instance(recv <= args[1].to_f)
+                       else if pname == ">=" then
+                               return v.bool_instance(recv >= args[1].to_f)
                        else if pname == "to_i" then
-                               return v.int_instance(args[0].to_f.to_i)
+                               return v.int_instance(recv.to_i)
                        end
                else if cname == "NativeString" then
                        var recvval = args.first.val.as(Buffer)
@@ -825,6 +835,11 @@ redef class AInternMethPropdef
                        mtype = mtype.arguments.first
                        var val = new Array[Instance].filled_with(v.null_instance, args[1].to_i)
                        return new PrimitiveInstance[Array[Instance]](v.mainmodule.get_primitive_class("NativeArray").get_mtype([mtype]), val)
+               else if pname == "native_argc" then
+                       return v.int_instance(v.arguments.length)
+               else if pname == "native_argv" then
+                       var txt = v.arguments[args[1].to_i]
+                       return v.native_string_instance(txt)
                end
                fatal(v, "NOT YET IMPLEMENTED intern {mpropdef}")
                abort
@@ -901,6 +916,8 @@ redef class AExternMethPropdef
                        else if pname == "system" then
                                var res = sys.system(recvval.to_s)
                                return v.int_instance(res)
+                       else if pname == "atof" then
+                               return v.float_instance(recvval.to_f)
                        end
                else if cname == "Int" then
                        if pname == "rand" then
@@ -911,6 +928,24 @@ redef class AExternMethPropdef
                                return v.float_instance(args[0].to_f.cos)
                        else if pname == "sin" then
                                return v.float_instance(args[0].to_f.sin)
+                       else if pname == "tan" then
+                               return v.float_instance(args[0].to_f.tan)
+                       else if pname == "acos" then
+                               return v.float_instance(args[0].to_f.acos)
+                       else if pname == "asin" then
+                               return v.float_instance(args[0].to_f.asin)
+                       else if pname == "atan" then
+                               return v.float_instance(args[0].to_f.atan)
+                       else if pname == "sqrt" then
+                               return v.float_instance(args[0].to_f.sqrt)
+                       else if pname == "exp" then
+                               return v.float_instance(args[0].to_f.exp)
+                       else if pname == "log" then
+                               return v.float_instance(args[0].to_f.log)
+                       else if pname == "pow" then
+                               return v.float_instance(args[0].to_f.pow(args[1].to_f))
+                       else if pname == "rand" then
+                               return v.float_instance(args[0].to_f.rand)
                        end
                else if pname == "native_argc" then
                        return v.int_instance(v.arguments.length)
@@ -919,6 +954,9 @@ redef class AExternMethPropdef
                        return v.native_string_instance(txt)
                else if pname == "get_time" then
                        return v.int_instance(get_time)
+               else if pname == "srand_from" then
+                       srand_from(args[1].to_i)
+                       return null
                else if pname == "atan2" then
                        return v.float_instance(atan2(args[1].to_f, args[2].to_f))
                else if pname == "pi" then
@@ -968,8 +1006,7 @@ redef class AAttrPropdef
                        return
                end
                var mtype = self.mpropdef.static_mtype.as(not null)
-               # TODO The needinit info is statically computed, move it to modelbuilder or whatever
-               mtype = mtype.resolve_for(self.mpropdef.mclassdef.bound_mtype, self.mpropdef.mclassdef.bound_mtype, self.mpropdef.mclassdef.mmodule, true)
+               mtype = mtype.anchor_to(v.mainmodule, recv.mtype.as(MClassType))
                if mtype isa MNullableType then
                        recv.attributes[self.mpropdef.mproperty] = v.null_instance
                end
@@ -1553,7 +1590,6 @@ redef class ASuperExpr
 
                # stantard call-next-method
                var mpropdef = v.frame.mpropdef
-               # FIXME: we do not want an ugly static call!
                mpropdef = mpropdef.lookup_next_definition(v.mainmodule, recv.mtype)
                assert mpropdef isa MMethodDef
                var res = v.call(mpropdef, args)