systemc: Implement sc_vector.

Change-Id: I3cf096c4432fdf310fa1279da32620d5c9f57b5d
Reviewed-on: https://gem5-review.googlesource.com/c/13197
Reviewed-by: Gabe Black <gabeblack@google.com>
Maintainer: Gabe Black <gabeblack@google.com>

1 files changed, 73 insertions, 8 deletions

diff --git a/src/systemc/utils/sc_vector.cc b/src/systemc/utils/sc_vector.cc
index ed59b734f..985253995 100644
--- a/src/systemc/utils/sc_vector.cc
+++ b/src/systemc/utils/sc_vector.cc
@@ -1,3 +1,22 @@
+/*****************************************************************************
+
+  Licensed to Accellera Systems Initiative Inc. (Accellera) under one or
+  more contributor license agreements.  See the NOTICE file distributed
+  with this work for additional information regarding copyright ownership.
+  Accellera licenses this file to you under the Apache License, Version 2.0
+  (the "License"); you may not use this file except in compliance with the
+  License.  You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+  Unless required by applicable law or agreed to in writing, software
+  distributed under the License is distributed on an "AS IS" BASIS,
+  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
+  implied.  See the License for the specific language governing
+  permissions and limitations under the License.
+
+ *****************************************************************************/
+
 /*
  * Copyright 2018 Google, Inc.
  *
@@ -27,23 +46,69 @@
  * Authors: Gabe Black
  */
 
+#include <sstream>
+
+#include "base/cprintf.hh"
+#include "systemc/core/object.hh"
+#include "systemc/ext/utils/sc_report_handler.hh"
 #include "systemc/ext/utils/sc_vector.hh"
 
 namespace sc_core
 {
 
-sc_vector_base::size_type
-sc_vector_base::size() const
-{
-    sc_utils_warn_unimpl(__PRETTY_FUNCTION__);
-    return 0;
-}
+sc_vector_base::size_type sc_vector_base::size() const { return objs.size(); }
 
 const std::vector<sc_object *> &
 sc_vector_base::get_elements() const
 {
-    sc_utils_warn_unimpl(__PRETTY_FUNCTION__);
-    return *(const std::vector<sc_object *> *)nullptr;
+    elements.clear();
+    for (auto ptr: objs) {
+        sc_object *obj_ptr = objectCast(ptr);
+        if (obj_ptr)
+            elements.push_back(obj_ptr);
+    }
+    return elements;
+}
+
+void
+sc_vector_base::checkIndex(size_type index) const
+{
+    if (index >= size()) {
+        std::ostringstream ss;
+        ccprintf(ss, "%s[%d] >= size() = %d", name(), index, size());
+        SC_REPORT_ERROR("(E5) out of bounds", ss.str().c_str());
+        sc_abort();
+    }
+}
+
+void
+sc_vector_base::forceParent() const
+{
+    sc_gem5::pushParentObj(get_parent_object());
+}
+
+void
+sc_vector_base::unforceParent() const
+{
+    sc_gem5::popParentObj();
+}
+
+void
+sc_vector_base::reportEmpty(const char *kind_, bool empty_dest) const
+{
+    std::ostringstream ss;
+
+    ss << "target `" << name() << "' " << "(" << kind_ << ") ";
+
+    if (!size())
+        ss << "not initialised yet";
+    else if (empty_dest)
+        ss << "empty range given";
+    else
+        ss << "empty destination range given";
+
+    SC_REPORT_WARNING("(W807) sc_vector::bind called with empty range",
+            ss.str().c_str());
 }
 
 } // namespace sc_core