for t in runtime_type_analysis.live_types do
if t.ctype == "val*" then
compiler.generate_init_instance(t)
- compiler.generate_check_init_instance(t)
else
compiler.generate_box_instance(t)
end
init(mainmodule: MModule, modelbuilder: ModelBuilder, runtime_type_analysis: RapidTypeAnalysis)
do
super(mainmodule, modelbuilder)
- var file = new_file(mainmodule.name)
+ var file = new_file("{mainmodule.name}.nitgg")
self.header = new CodeWriter(file)
self.runtime_type_analysis = runtime_type_analysis
self.live_primitive_types = new Array[MClassType]
v.add("\}")
end
- redef fun generate_check_init_instance(mtype)
- do
- if self.modelbuilder.toolcontext.opt_no_check_initialization.value then return
-
- var v = self.new_visitor
- var res = new RuntimeVariable("self", mtype, mtype)
- self.header.add_decl("void CHECK_NEW_{mtype.c_name}({mtype.ctype});")
- v.add_decl("/* allocate {mtype} */")
- v.add_decl("void CHECK_NEW_{mtype.c_name}({mtype.ctype} {res}) \{")
- self.generate_check_attr(v, res, mtype)
- v.add("\}")
- end
-
fun generate_box_instance(mtype: MClassType)
do
assert self.runtime_type_analysis.live_types.has(mtype)
var res = self.new_var(mtype)
if not compiler.runtime_type_analysis.live_types.has(valtype) then
self.add("/*no autobox from {value.mtype} to {mtype}: {value.mtype} is not live! */")
- self.add("printf(\"Dead code executed!\\n\"); exit(1);")
+ self.add("printf(\"Dead code executed!\\n\"); show_backtrace(1);")
return res
end
self.add("{res} = BOX_{valtype.c_name}({value}); /* autobox from {value.mtype} to {mtype} */")
# Bad things will appen!
var res = self.new_var(mtype)
self.add("/* {res} left unintialized (cannot convert {value.mtype} to {mtype}) */")
- self.add("printf(\"Cast error: Cannot cast %s to %s.\\n\", \"{value.mtype}\", \"{mtype}\"); exit(1);")
+ self.add("printf(\"Cast error: Cannot cast %s to %s.\\n\", \"{value.mtype}\", \"{mtype}\"); show_backtrace(1);")
return res
end
end
abort
end
- redef fun call(m, recvtype, args)
+ # Subpart of old call function
+ #
+ # Checks if the type of the receiver is valid and corrects it if necessary
+ private fun get_recvtype(m: MMethodDef, recvtype: MClassType, args: Array[RuntimeVariable]): MClassType
do
check_valid_reciever(recvtype)
#debug("call {m} on {recvtype} on {args.first}:{args.first.mtype}")
if m.mclassdef.mclass.name == "Object" and recvtype.ctype == "val*" then
recvtype = m.mclassdef.bound_mtype
end
- var recv = self.autobox(args.first, recvtype)
- recv = self.autoadapt(recv, recvtype)
+ return recvtype
+ end
+
+ # Subpart of old call function
+ # Gets the receiver boxed and casted if necessary
+ private fun get_recv(recvtype: MClassType, args: Array[RuntimeVariable]): RuntimeVariable
+ do
+ return self.autoadapt(self.autobox(args.first, recvtype), recvtype)
+ end
- args = args.to_a
- self.varargize(m, m.msignature.as(not null), args)
+ # Finalizes a call to a method ´m´ on type ´recvtype´ with arguments ´args´
+ private fun finalize_call(m: MMethodDef, recvtype: MClassType, args: Array[RuntimeVariable]): nullable RuntimeVariable
+ do
if args.length != m.msignature.arity + 1 then # because of self
- add("printf(\"NOT YET IMPLEMENTED: Invalid arity for {m}. {args.length} arguments given.\\n\"); exit(1);")
+ add("printf(\"NOT YET IMPLEMENTED: Invalid arity for {m}. {args.length} arguments given.\\n\"); show_backtrace(1);")
debug("NOT YET IMPLEMENTED: Invalid arity for {m}. {args.length} arguments given.")
return null
end
- args.first = recv
var rm = new CustomizedRuntimeFunction(m, recvtype)
return rm.call(self, args)
end
+ redef fun call(m, recvtype, args)
+ do
+ var recv_type = get_recvtype(m, recvtype, args)
+ var recv = get_recv(recv_type, args)
+ var new_args = args.to_a
+ self.varargize(m, m.msignature.as(not null), new_args)
+ new_args.first = recv
+ return finalize_call(m, recv_type, new_args)
+ end
+
+ # Does a call without encapsulating varargs into an array
+ # Avoids multiple encapsulation when calling a super in a variadic function
+ fun call_without_varargize(m: MMethodDef, recvtype: MClassType, args: Array[RuntimeVariable]): nullable RuntimeVariable
+ do
+ var recv_type = get_recvtype(m, recvtype, args)
+ var recv = get_recv(recv_type, args)
+ var new_args = args.to_a
+ new_args.first = recv
+ return finalize_call(m, recv_type, new_args)
+ end
+
redef fun supercall(m: MMethodDef, recvtype: MClassType, args: Array[RuntimeVariable]): nullable RuntimeVariable
do
var types = self.collect_types(args.first)
return res
end
var propdef = m.lookup_next_definition(self.compiler.mainmodule, mclasstype)
- var res2 = self.call(propdef, mclasstype, args)
+ var res2 = self.call_without_varargize(propdef, mclasstype, args)
if res != null then self.assign(res, res2.as(not null))
return res
end
else
self.add("case {self.compiler.classid(t)}: /* test {t} */")
end
- var res2 = self.call(propdef, t, args)
+ var res2 = self.call_without_varargize(propdef, t, args)
if res != null then self.assign(res, res2.as(not null))
self.add "break;"
end
do
if recv.mtype.ctype != "val*" then return
self.add("fprintf(stderr, \"BTD BUG: Dynamic type is %s, static type is %s\\n\", class_names[{recv}->classid], \"{recv.mcasttype}\");")
- self.add("exit(1);")
+ self.add("show_backtrace(1);")
end
redef fun isset_attribute(a, recv)
return res
end
- redef fun check_init_instance(recv, mtype)
- do
- if self.compiler.modelbuilder.toolcontext.opt_no_check_initialization.value then return
-
- mtype = self.anchor(mtype).as(MClassType)
- if not self.compiler.runtime_type_analysis.live_types.has(mtype) then
- debug "problem: {mtype} was detected dead"
- end
-
- self.add("CHECK_NEW_{mtype.c_name}({recv});")
- end
-
redef fun array_instance(array, elttype)
do
elttype = self.anchor(elttype)
end
var length = self.int_instance(array.length)
self.send(self.get_property("with_native", arraytype), [res, nat, length])
- self.check_init_instance(res, arraytype)
self.add("\}")
return res
end
v.add("return {frame.returnvar.as(not null)};")
end
v.add("\}")
+ if not self.c_name.has_substring("VIRTUAL", 0) then compiler.names[self.c_name] = "{mmethoddef.mclassdef.mmodule.name}::{mmethoddef.mclassdef.mclass.name}::{mmethoddef.mproperty.name} ({mmethoddef.location.file.filename}:{mmethoddef.location.line_start})"
end
redef fun call(v: VISITOR, arguments: Array[RuntimeVariable]): nullable RuntimeVariable