// Tests that local variables are correctly recognized and that
// cast expressions are skipped appropriately
public void testLocalTimeVar() throws SVParseException {
String content =
"function void foobar();\n" + " time t = 10ns;\n" + " t = 20ns;\n" + "endfunction\n";
SVCorePlugin.getDefault().enableDebug(false);
SVDBTask func = parse_tf(content, "testLocalTimeVar");
assertEquals(2, SVDBUtil.getChildrenSize(func));
assertTrue(SVDBUtil.getFirstChildItem(func).getType() == SVDBItemType.VarDeclStmt);
SVDBVarDeclStmt stmt = (SVDBVarDeclStmt) SVDBUtil.getFirstChildItem(func);
SVDBVarDeclItem vi = (SVDBVarDeclItem) stmt.getChildren().iterator().next();
assertEquals("t", vi.getName());
}
public synchronized List<ISVDBItemBase> findItems(
ISVDBChildItem context, String name, boolean stop_on_first_match, SVDBItemType... types) {
int scope_level = 0;
List<ISVDBItemBase> ret = new ArrayList<ISVDBItemBase>();
fLog.debug(
"--> find: context="
+ ((context != null) ? SVDBItem.getName(context) : "null")
+ " type="
+ ((context != null) ? context.getType() : "null")
+ " name="
+ name);
fRet = ret;
// Search up the scope
while (context != null
&& context.getType() != SVDBItemType.File
&& context instanceof ISVDBChildParent) {
fLog.debug("Scope " + SVDBItem.getName(context) + " " + context.getType());
if (context.getType() == SVDBItemType.ClassDecl) {
SVDBClassDecl cls = (SVDBClassDecl) context;
if (cls.getParameters() != null) {
for (SVDBModIfcClassParam p : cls.getParameters()) {
if (fMatcher.match(p, name)) {
add(p, Scope.ScopeModIfcClsVars, scope_level);
}
}
}
} else if (context.getType() == SVDBItemType.Function
|| context.getType() == SVDBItemType.Task) {
String tf_name = ((ISVDBNamedItem) context).getName();
int idx;
if (tf_name != null && (idx = tf_name.indexOf("::")) != -1) {
// This is an external method. Go find the class that this is part of
String clsname = tf_name.substring(0, idx);
SVDBFindByName finder = new SVDBFindByName(fIndexIt);
List<SVDBDeclCacheItem> cls_l = finder.find(clsname, false, SVDBItemType.ClassDecl);
ISVDBItemBase cls_i;
if (cls_l.size() > 0 && (cls_i = cls_l.get(0).getSVDBItem()) != null) {
SVDBFindByNameInClassHierarchy cls_h_finder =
new SVDBFindByNameInClassHierarchy(fIndexIt, fMatcher);
List<ISVDBItemBase> it_l = cls_h_finder.find((SVDBClassDecl) cls_i, name);
for (ISVDBItemBase it_t : it_l) {
add(it_t, Scope.ScopeModIfcClsVars, scope_level);
}
}
}
}
// First, search the local variables
for (ISVDBItemBase it : ((ISVDBChildParent) context).getChildren()) {
fLog.debug("Scope " + SVDBItem.getName(context) + " child " + SVDBItem.getName(it));
if (it instanceof SVDBVarDeclStmt) {
for (ISVDBItemBase it_t : ((SVDBVarDeclStmt) it).getChildren()) {
fLog.debug(" Variable " + SVDBItem.getName(it_t) + " (match " + name + ")");
if (it_t instanceof ISVDBNamedItem && fMatcher.match((ISVDBNamedItem) it_t, name)) {
boolean match = (types.length == 0 || it_t.getType().isElemOf(types));
if (match) {
fLog.debug(" Matches Variable " + SVDBItem.getName(it_t));
add(it_t, Scope.ScopeModIfcClsVars, scope_level);
if (stop_on_first_match) {
break;
}
}
}
}
} else if (it instanceof SVDBModIfcInst) {
for (ISVDBItemBase it_t : ((SVDBModIfcInst) it).getChildren()) {
if (it_t instanceof ISVDBNamedItem && fMatcher.match((ISVDBNamedItem) it_t, name)) {
boolean match = (types.length == 0);
for (SVDBItemType t : types) {
if (it_t.getType() == t) {
match = true;
break;
}
}
if (match) {
add(it_t, Scope.ScopeModIfcClsVars, scope_level);
if (stop_on_first_match) {
break;
}
}
}
}
} else if (it.getType() == SVDBItemType.TypedefStmt
&& ((SVDBTypedefStmt) it).getTypeInfo().getType() == SVDBItemType.TypeInfoEnum) {
// Check the enumerators for matches
SVDBTypeInfoEnum e = (SVDBTypeInfoEnum) ((SVDBTypedefStmt) it).getTypeInfo();
for (SVDBTypeInfoEnumerator en : e.getEnumerators()) {
if (fMatcher.match(en, name)) {
add(en, Scope.ScopeModIfcClsVars, scope_level);
if (stop_on_first_match) {
break;
}
}
}
if (ret.size() > 0 && stop_on_first_match) {
break;
}
} else {
if (it instanceof ISVDBNamedItem && fMatcher.match((ISVDBNamedItem) it, name)) {
boolean match = (types.length == 0);
for (SVDBItemType t : types) {
if (it.getType() == t) {
match = true;
break;
}
}
if (match) {
add(it, Scope.ScopeModIfcClsVars, scope_level);
if (stop_on_first_match) {
break;
}
}
}
}
}
if (ret.size() > 0 && stop_on_first_match) {
break;
}
// Next, search the parameters, if we're in a function/task scope
if (context.getType().isElemOf(SVDBItemType.Function, SVDBItemType.Task)) {
for (SVDBParamPortDecl p : ((SVDBTask) context).getParams()) {
for (ISVDBChildItem pi : p.getChildren()) {
fLog.debug("check param \"" + SVDBItem.getName(pi) + "\"");
if (fMatcher.match((ISVDBNamedItem) pi, name)) {
add(pi, Scope.ScopeLocalVars, scope_level);
if (stop_on_first_match) {
break;
}
}
}
if (ret.size() > 0 && stop_on_first_match) {
break;
}
}
}
if (ret.size() > 0 && stop_on_first_match) {
break;
}
// Next, if we check the class parameters if we're in a class scope,
// or the module ports/parameters if we're in an interface/module scope
fLog.debug("context type: " + context.getType());
if (context.getType() == SVDBItemType.ClassDecl) {
// SVDBClassDecl cls = (SVDBClassDecl)context;
} else if (context.getType() == SVDBItemType.ModuleDecl
|| context.getType() == SVDBItemType.InterfaceDecl) {
List<SVDBParamPortDecl> p_list = ((SVDBModIfcDecl) context).getPorts();
// Check ports
for (SVDBParamPortDecl p : p_list) {
for (ISVDBChildItem c : p.getChildren()) {
SVDBVarDeclItem pi = (SVDBVarDeclItem) c;
fLog.debug(" Check port " + pi.getName() + " == " + name);
if (fMatcher.match((ISVDBNamedItem) pi, name)) {
add(pi, Scope.ScopeModIfcClsVars, scope_level);
if (ret.size() > 0 && stop_on_first_match) {
break;
}
}
if (ret.size() > 0 && stop_on_first_match) {
break;
}
}
}
// Check parameters
List<SVDBModIfcClassParam> param_l = ((SVDBModIfcDecl) context).getParameters();
if (param_l != null && (ret.size() == 0 || !stop_on_first_match)) {
for (SVDBModIfcClassParam p : param_l) {
if (fMatcher.match(p, name)) {
add(p, Scope.ScopeModIfcClsVars, scope_level);
}
if (ret.size() > 0 && stop_on_first_match) {
break;
}
}
}
}
if (ret.size() > 0 && stop_on_first_match) {
break;
}
while ((context = context.getParent()) != null && !(context instanceof ISVDBChildParent)) {
fLog.debug("SKIP: " + context.getType() + " " + SVDBItem.getName(context));
}
fLog.debug("parent: " + ((context != null) ? context.getType() : "NULL"));
scope_level++;
}
fLog.debug(
"<-- find: context="
+ ((context != null) ? SVDBItem.getName(context) : "null")
+ " name="
+ name);
return ret;
}