import typing
import auto_super_init
+import csv # for live_types_to_csv
+import ordered_tree # for live_methods_to_tree
+
redef class ModelBuilder
fun do_rapid_type_analysis(mainmodule: MModule): RapidTypeAnalysis
do
var live_classes = new HashSet[MClass]
# The pool of types used to perform type checks (isa and as).
- var live_cast_types = new HashSet[MClassType]
+ var live_cast_types = new HashSet[MType]
# The pool of undesolved types used to perform type checks (isa and as).
# They are globally resolved at the end of the analaysis
# Live call-to-super.
var live_super_sends = new HashSet[MMethodDef]
+ # Return a ready-to-save CSV document objet that agregates informations about live types.
+ # Each discovered type is listed in a line, with its status: resolution, liveness, cast-liveness.
+ # Note: types are listed in an alphanumeric order to improve human reading.
+ fun live_types_to_csv: CSVDocument
+ do
+ # Gather all kind of type
+ var typeset = new HashSet[MType]
+ typeset.add_all(live_types)
+ typeset.add_all(live_open_types)
+ typeset.add_all(live_cast_types)
+ typeset.add_all(live_open_cast_types)
+ var types = typeset.to_a
+ (new CachedAlphaComparator).sort(types)
+ var res = new CSVDocument
+ res.header = ["Type", "Resolution", "Liveness", "Cast-liveness"]
+ for t in types do
+ var reso
+ if t.need_anchor then reso = "OPEN " else reso = "CLOSED"
+ var live
+ if t isa MClassType and (live_types.has(t) or live_open_types.has(t)) then live = "LIVE" else live = "DEAD"
+ var cast
+ if live_cast_types.has(t) or live_open_cast_types.has(t) then cast = "CAST LIVE" else cast = "CAST DEAD"
+ res.add_line(t, reso, live, cast)
+ end
+ return res
+ end
+
+ # Return a ready-to-save OrderedTree object that agregates infomration about live methods.
+ # Note: methods are listed in an alphanumeric order to improve human reading.
+ fun live_methods_to_tree: OrderedTree[Object]
+ do
+ var tree = new OrderedTree[Object]
+ for x in live_methods do
+ var xn = x.full_name
+ tree.add(null, xn)
+ for z in x.mpropdefs do
+ var zn = z.to_s
+ if live_methoddefs.has(z) then
+ tree.add(xn, zn)
+ if live_super_sends.has(z) then
+ tree.add(zn, zn + "(super)")
+ end
+ else if live_super_sends.has(z) then
+ tree.add(xn, zn + "(super)")
+ end
+ end
+ end
+ tree.sort_with(alpha_comparator)
+ return tree
+ end
+
# Methods that are are still candidate to the try_send
private var totry_methods = new HashSet[MMethod]
# The method definitions that remain to visit
private var todo = new List[MMethodDef]
+ private fun force_alive(classname: String)
+ do
+ var classes = self.modelbuilder.model.get_mclasses_by_name(classname)
+ if classes != null then for c in classes do self.add_new(c.mclass_type, c.mclass_type)
+ end
+
# Run the analysis until all visitable method definitions are visited.
fun run_analysis
do
var maintype = mainmodule.sys_type
if maintype == null then return # No entry point
add_new(maintype, maintype)
- var initprop = mainmodule.try_get_primitive_method("init", maintype)
+ var initprop = mainmodule.try_get_primitive_method("init", maintype.mclass)
if initprop != null then
add_send(maintype, initprop)
end
- var mainprop = mainmodule.try_get_primitive_method("main", maintype)
+ var mainprop = mainmodule.try_get_primitive_method("main", maintype.mclass)
if mainprop != null then
add_send(maintype, mainprop)
end
- # Force Bool
- var classes = self.modelbuilder.model.get_mclasses_by_name("Bool")
- if classes != null then for c in classes do self.add_new(c.mclass_type, c.mclass_type)
+ # Force primitive types
+ force_alive("Bool")
+ force_alive("Int")
+ force_alive("Float")
+ force_alive("Char")
while not todo.is_empty do
var mmethoddef = todo.shift
#elttype = elttype.anchor_to(self.mainmodule, v.receiver)
var vararg = self.mainmodule.get_primitive_class("Array").get_mtype([elttype])
v.add_type(vararg)
- vararg = v.cleanup_type(vararg).as(not null)
- v.add_monomorphic_send(vararg, self.modelbuilder.force_get_primitive_method(node, "with_native", vararg, self.mainmodule))
var native = self.mainmodule.get_primitive_class("NativeArray").get_mtype([elttype])
v.add_type(native)
+ v.add_monomorphic_send(vararg, self.modelbuilder.force_get_primitive_method(node, "with_native", vararg.mclass, self.mainmodule))
end
var auto_super_inits = npropdef.auto_super_inits
if auto_super_inits != null then
for auto_super_init in auto_super_inits do
- v.add_monomorphic_send(v.receiver, auto_super_init)
+ v.add_callsite(auto_super_init)
end
end
- else if npropdef isa AInternMethPropdef or npropdef isa AExternMethPropdef then
+ else if npropdef isa AInternMethPropdef or
+ (npropdef isa AExternMethPropdef and npropdef.n_extern != null) then
# UGLY: We force the "instantation" of the concrete return type if any
var ret = mmethoddef.msignature.return_mtype
if ret != null and ret isa MClassType and ret.mclass.kind != abstract_kind and ret.mclass.kind != interface_kind then
v.add_type(ret)
end
+ else if npropdef isa AExternMethPropdef then
+ var nclassdef = npropdef.parent.as(AClassdef)
+ v.enter_visit(npropdef)
else if npropdef isa AExternInitPropdef then
v.add_type(v.receiver)
else
for t in live_types do
if not ot.can_resolve_for(t, t, mainmodule) then continue
var rt = ot.anchor_to(mainmodule, t)
- if rt isa MNullableType then rt = rt.mtype
- assert rt isa MClassType
live_cast_types.add(rt)
#print " {ot}/{t} -> {rt}"
end
fun add_cast(mtype: MType)
do
- if mtype isa MNullableType then mtype = mtype.mtype
if mtype.need_anchor then
live_open_cast_types.add(mtype)
else
- assert mtype isa MClassType
live_cast_types.add(mtype)
end
end
redef fun visit(n)
do
- if n == null then return
n.accept_rapid_type_visitor(self)
if n isa AExpr then
var implicit_cast_to = n.implicit_cast_to
do
var mtype = cleanup_type(recv)
assert mtype != null
- return self.analysis.modelbuilder.force_get_primitive_method(self.current_node.as(not null), name, mtype, self.analysis.mainmodule)
+ return self.analysis.modelbuilder.force_get_primitive_method(self.current_node.as(not null), name, mtype.mclass, self.analysis.mainmodule)
end
fun add_type(mtype: MClassType) do analysis.add_new(receiver, mtype)
fun add_send(mtype: MType, mproperty: MMethod) do analysis.add_send(mtype, mproperty)
fun add_cast_type(mtype: MType) do analysis.add_cast(mtype)
+
+ fun add_callsite(callsite: nullable CallSite) do if callsite != null then analysis.add_send(callsite.recv, callsite.mproperty)
end
###
redef class AStringFormExpr
redef fun accept_rapid_type_visitor(v)
do
- var mtype = self.mtype.as(MClassType)
- v.add_type(mtype)
var native = v.get_class("NativeString").mclass_type
v.add_type(native)
- var prop = v.get_method(mtype, "from_cstring")
- v.add_monomorphic_send(mtype, prop)
+ var prop = v.get_method(native, "to_s_with_length")
+ v.add_monomorphic_send(native, prop)
end
end
redef class ASendExpr
redef fun accept_rapid_type_visitor(v)
do
- var mproperty = self.mproperty.as(not null)
- var recvtype = self.n_expr.mtype.as(not null)
- v.add_send(recvtype, mproperty)
+ v.add_callsite(callsite)
end
end
redef class ASendReassignFormExpr
redef fun accept_rapid_type_visitor(v)
do
- v.add_send(self.read_type.as(not null), self.reassign_property.mproperty)
- var mproperty = self.mproperty.as(not null)
- var write_mproperty = self.write_mproperty.as(not null)
- if n_expr isa ASelfExpr then
- v.add_monomorphic_send(v.receiver, mproperty)
- v.add_monomorphic_send(v.receiver, write_mproperty)
- else
- var recvtype = self.n_expr.mtype.as(not null)
- v.add_send(recvtype, mproperty)
- v.add_send(recvtype, write_mproperty)
- end
+ v.add_callsite(callsite)
+ v.add_callsite(reassign_callsite)
+ v.add_callsite(write_callsite)
end
end
redef class AVarReassignExpr
redef fun accept_rapid_type_visitor(v)
do
- v.add_send(self.read_type.as(not null), self.reassign_property.mproperty)
+ v.add_callsite(reassign_callsite)
end
end
redef class AAttrReassignExpr
redef fun accept_rapid_type_visitor(v)
do
- v.add_send(self.read_type.as(not null), self.reassign_property.mproperty)
+ v.add_callsite(reassign_callsite)
end
end
redef class ASuperExpr
redef fun accept_rapid_type_visitor(v)
do
- var mproperty = self.mproperty
- if mproperty != null then
- v.add_monomorphic_send(v.receiver, mproperty)
+ var callsite = self.callsite
+ if callsite != null then
+ v.add_callsite(callsite)
return
end
- v.analysis.add_super_send(v.receiver, v.mpropdef.as(MMethodDef))
+ v.analysis.add_super_send(v.receiver, mpropdef.as(not null))
end
end
do
var mtype = self.mtype.as(MClassType)
v.add_type(mtype)
- var mproperty = self.mproperty.as(not null)
- v.add_monomorphic_send(mtype, mproperty)
+ v.add_callsite(callsite)
end
end