# The result of the RTA (used to know live types and methods)
var runtime_type_analysis: RapidTypeAnalysis
- init(mainmodule: MModule, modelbuilder: ModelBuilder, runtime_type_analysis: RapidTypeAnalysis)
+ init
do
- super(mainmodule, modelbuilder)
- var file = new_file("{mainmodule.name}.nitgg")
+ var file = new_file("{mainmodule.c_name}.nitgg")
self.header = new CodeWriter(file)
- self.runtime_type_analysis = runtime_type_analysis
self.live_primitive_types = new Array[MClassType]
for t in runtime_type_analysis.live_types do
if t.ctype != "val*" or t.mclass.name == "Pointer" then
# Subset of runtime_type_analysis.live_types that contains only primitive types
# Used to implement the equal test
- var live_primitive_types: Array[MClassType]
+ var live_primitive_types: Array[MClassType] is noinit
# Add a new todo task
fun todo(m: AbstractRuntimeFunction)
var valtype = value.mtype.as(MClassType)
var res = self.new_var(mtype)
- if compiler.runtime_type_analysis != null and not compiler.runtime_type_analysis.live_types.has(value.mtype.as(MClassType)) then
+ if not compiler.runtime_type_analysis.live_types.has(value.mtype.as(MClassType)) then
self.add("/*no boxing of {value.mtype}: {value.mtype} is not live! */")
self.add("PRINT_ERROR(\"Dead code executed!\\n\"); show_backtrace(1);")
return res
redef fun native_array_instance(elttype: MType, length: RuntimeVariable): RuntimeVariable
do
var ret_type = self.get_class("NativeArray").get_mtype([elttype])
+ ret_type = anchor(ret_type).as(MClassType)
return self.new_expr("NEW_{ret_type.c_name}({length})", ret_type)
end
var res: nullable RuntimeVariable
var ret = m.intro.msignature.return_mtype
- if m.is_new then
- ret = args.first.mtype
- res = self.new_var(ret)
- else if ret == null then
+ if ret == null then
res = null
else
ret = self.resolve_for(ret, args.first)
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
+ redef fun call(m, recvtype, args)
do
- return self.autoadapt(self.autobox(args.first, recvtype), recvtype)
- end
+ var recv_type = get_recvtype(m, recvtype, args)
+ var recv = self.autoadapt(self.autobox(args.first, recvtype), recvtype)
+ if m.is_extern then recv = unbox_extern(recv, recv_type)
+
+ args = args.to_a
+ args.first = recv
- # 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
assert args.length == m.msignature.arity + 1 else debug("Invalid arity for {m}. {args.length} arguments given.")
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)
- if m.is_extern then recv = unbox_extern(recv, recv_type)
- 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)
- if m.is_extern then recv = unbox_extern(recv, recv_type)
- 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_without_varargize(propdef, mclasstype, args)
+ var res2 = self.call(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_without_varargize(propdef, t, args)
+ var res2 = self.call(propdef, t, args)
if res != null then self.assign(res, res2.as(not null))
self.add "break;"
end
# (usually is a live type but no strong guarantee)
var recv: MClassType
- init(mmethoddef: MMethodDef, recv: MClassType)
- do
- super(mmethoddef)
- self.recv = recv
- end
-
redef fun build_c_name
do
var res = self.c_name_cache
if ret != null then
ret = v.resolve_for(ret, selfvar)
sig.append("{ret.ctype} ")
- else if mmethoddef.mproperty.is_new then
- ret = recv
- sig.append("{ret.ctype} ")
else
sig.append("void ")
end
redef fun call(v: VISITOR, arguments: Array[RuntimeVariable]): nullable RuntimeVariable
do
var ret = self.mmethoddef.msignature.return_mtype
- if self.mmethoddef.mproperty.is_new then
- ret = recv
- end
if ret != null then
ret = v.resolve_for(ret, arguments.first)
end