-O gen-C++ maintenance: fixes for attributes & initializing globals

src/script_opt/CPP/Consts.cc

@@ -48,6 +48,16 @@ shared_ptr<CPP_InitInfo> CPPCompile::RegisterConstant(const ValPtr& vp, int& con
 		// render the same.
 		t->Describe(&d);
 
+		// Likewise, tables that have attributes.
+		if ( t->Tag() == TYPE_TABLE )
+			{
+			const auto& attrs = v->AsTableVal()->GetAttrs();
+			if ( attrs )
+				attrs->Describe(&d);
+			else
+				d.Add("<no-attrs>");
+			}
+
 		c_desc = d.Description();
 		}
 

src/script_opt/CPP/Driver.cc

@@ -311,8 +311,11 @@ void CPPCompile::RegisterCompiledBody(const string& f)
 
 void CPPCompile::GenEpilog()
 	{
-	NL();
-	InitializeGlobals();
+	if ( standalone )
+		{
+		NL();
+		InitializeGlobals();
+		}
 
 	NL();
 	for ( const auto& ii : init_infos )
@@ -472,8 +475,11 @@ void CPPCompile::GenFinishInit()
 	NL();
 	Emit("load_BiFs__CPP();");
 
-	NL();
-	Emit("init_globals__CPP();");
+	if ( standalone )
+		{
+		NL();
+		Emit("init_globals__CPP();");
+		}
 
 	EndBlock();
 	}

src/script_opt/CPP/Inits.cc

@@ -206,12 +206,7 @@ void CPPCompile::InitializeGlobals()
 		auto& init = ginit.Init();
 
 		if ( ic == INIT_NONE )
-			{
-			IDPtr gid = {NewRef{}, const_cast<ID*>(g)};
-			auto gn = make_intrusive<RefExpr>(make_intrusive<NameExpr>(gid));
-			auto ae = make_intrusive<AssignExpr>(gn, init, true);
-			Emit(GenExpr(ae.get(), GEN_NATIVE, true) + ";");
-			}
+			Emit(GenExpr(init, GEN_NATIVE, true) + ";");
 
 		else
 			{
@@ -227,6 +222,15 @@ void CPPCompile::InitializeGlobals()
 
 			Emit("%s->SetValue(%s, %s);", globals[g->Name()], GenExpr(init, GEN_NATIVE, true), ics);
 			}
+
+		const auto& attrs = g->GetAttrs();
+		if ( attrs )
+			{
+			string attr_tags;
+			string attr_vals;
+			BuildAttrs(attrs, attr_tags, attr_vals);
+			Emit("assign_attrs__CPP(%s, %s, %s);", globals[g->Name()], attr_tags, attr_vals);
+			}
 		}
 
 	EndBlock();

src/script_opt/CPP/InitsInfo.cc

@@ -211,6 +211,16 @@ TableConstInfo::TableConstInfo(CPPCompile* c, ValPtr v) : CompoundItemInfo(c, v)
 	{
 	auto tv = cast_intrusive<TableVal>(v);
 
+	auto gi = c->RegisterAttributes(tv->GetAttrs());
+	int attrs = -1;
+	if ( gi )
+		{
+		init_cohort = max(init_cohort, gi->InitCohort() + 1);
+		attrs = gi->Offset();
+		}
+
+	vals.emplace_back(std::to_string(attrs));
+
 	for ( auto& tv_i : tv->ToMap() )
 		{
 		vals.emplace_back(ValElem(c, tv_i.first)); // index

src/script_opt/CPP/RuntimeInits.cc

@@ -114,10 +114,14 @@ void CPP_IndexedInits<T>::Generate(InitsManager* im, std::vector<TableValPtr>& i
 	auto iv_it = init_vals.begin();
 	auto iv_end = init_vals.end();
 	auto t = *(iv_it++);
+	auto attrs = *(iv_it++);
 
 	auto tt = cast_intrusive<TableType>(im->Types(t));
 	auto tv = make_intrusive<TableVal>(tt);
 
+	if ( attrs >= 0 )
+		tv->SetAttrs(im->Attributes(attrs));
+
 	while ( iv_it != iv_end )
 		{
 		auto index = im->ConstVals(*(iv_it++));

src/script_opt/CPP/RuntimeOps.cc

@@ -259,6 +259,11 @@ TableValPtr table_constructor__CPP(vector<ValPtr> indices, vector<ValPtr> vals,
 	return aggr;
 	}
 
+void assign_attrs__CPP(IDPtr id, std::vector<int> attr_tags, std::vector<ValPtr> attr_vals)
+	{
+	id->SetAttrs(build_attrs__CPP(move(attr_tags), move(attr_vals)));
+	}
+
 RecordValPtr record_constructor__CPP(vector<ValPtr> vals, RecordTypePtr t)
 	{
 	auto rv = make_intrusive<RecordVal>(t);

src/script_opt/CPP/RuntimeOps.h

@@ -171,6 +171,9 @@ extern TableValPtr table_constructor__CPP(std::vector<ValPtr> indices, std::vect
                                           TableTypePtr t, std::vector<int> attr_tags,
                                           std::vector<ValPtr> attr_vals);
 
+// Assigns a set of attributes to an identifier.
+extern void assign_attrs__CPP(IDPtr id, std::vector<int> attr_tags, std::vector<ValPtr> attr_vals);
+
 // Constructs a record of the given type, whose (ordered) fields are
 // assigned to the corresponding elements of the given vector of values.
 extern RecordValPtr record_constructor__CPP(std::vector<ValPtr> vals, RecordTypePtr t);

src/script_opt/CPP/maint/README

@@ -15,7 +15,7 @@ The maintenance workflow:
     to check in updates to the list of how the compiler currently fares
     on various btests (see end of this doc):
 
-	Thu Sep 29 14:49:49 PDT 2022
+	Wed Oct 12 11:36:46 PDT 2022
 
 2.  Run "find-test-files.sh" to generate a list (to stdout) of all of the
     possible Zeek source files found in the test suite.

src/script_opt/CPP/maint/check-CPP-gen.sh

@@ -10,7 +10,7 @@ gen_out=CPP-test/gen.$abbr
         echo "fail"
         exit 1
     fi
-    if grep -E -q 'deprecated|skipping|cannot compile|no matching functions' $gen_out; then
+    if grep -E -q '(deprecated.*(when|vector))|skipping|cannot compile|no matching functions' $gen_out; then
         echo "fail"
         exit 1
     fi