Add cache statistics

3 files changed, 35 insertions, 4 deletions

diff --git a/qtmips_gui/NewDialog.ui b/qtmips_gui/NewDialog.ui
index 135ac83..6e6a3ec 100644
--- a/qtmips_gui/NewDialog.ui
+++ b/qtmips_gui/NewDialog.ui
@@ -29,7 +29,7 @@
    <item>
     <widget class="QTabWidget" name="tabWidget">
      <property name="currentIndex">
-      <number>0</number>
+      <number>2</number>
      </property>
      <widget class="QWidget" name="tab">
       <attribute name="title">
@@ -225,7 +225,14 @@
            </widget>
           </item>
           <item row="0" column="1">
-           <widget class="QSpinBox" name="mem_time_read"/>
+           <widget class="QSpinBox" name="mem_time_read">
+            <property name="minimum">
+             <number>1</number>
+            </property>
+            <property name="maximum">
+             <number>999999999</number>
+            </property>
+           </widget>
           </item>
           <item row="1" column="0">
            <widget class="QLabel" name="label_3">
@@ -235,7 +242,14 @@
            </widget>
           </item>
           <item row="1" column="1">
-           <widget class="QSpinBox" name="mem_time_write"/>
+           <widget class="QSpinBox" name="mem_time_write">
+            <property name="minimum">
+             <number>1</number>
+            </property>
+            <property name="maximum">
+             <number>999999999</number>
+            </property>
+           </widget>
           </item>
          </layout>
         </widget>
diff --git a/qtmips_gui/cachedock.cpp b/qtmips_gui/cachedock.cpp
index 79097b3..8e63565 100644
--- a/qtmips_gui/cachedock.cpp
+++ b/qtmips_gui/cachedock.cpp
@@ -17,6 +17,12 @@ CacheDock::CacheDock(QWidget *parent, const QString &type) : QDockWidget(parent)
     layout_top_form->addRow("Hit:", l_hit);
     l_miss = new QLabel("0", top_form);
     layout_top_form->addRow("Miss:", l_miss);
+    l_stalled = new QLabel("0", top_form);
+    layout_top_form->addRow("Memory stall cycles:", l_stalled);
+    l_usage = new QLabel("0.000%", top_form);
+    layout_top_form->addRow("Usage effectiveness:", l_usage);
+    l_speed  = new QLabel("100%", top_form);
+    layout_top_form->addRow("Speed improvement:", l_speed);
 
     graphicsview = new GraphicsView(top_widget);
     graphicsview->setVisible(false);
@@ -30,9 +36,13 @@ CacheDock::CacheDock(QWidget *parent, const QString &type) : QDockWidget(parent)
 void CacheDock::setup(const machine::Cache *cache) {
     l_hit->setText("0");
     l_miss->setText("0");
+    l_stalled->setText("0");
+    l_usage->setText("0.000%");
+    l_speed->setText("100%");
     if (cache->config().enabled()) {
         connect(cache, SIGNAL(hit_update(uint)), this, SLOT(hit_update(uint)));
         connect(cache, SIGNAL(miss_update(uint)), this, SLOT(miss_update(uint)));
+        connect(cache, SIGNAL(statistics_update(uint,double,double)), this, SLOT(statistics_update(uint,double,double)));
     }
     top_form->setVisible(cache->config().enabled());
     no_cache->setVisible(!cache->config().enabled());
@@ -51,3 +61,9 @@ void CacheDock::hit_update(unsigned val) {
 void CacheDock::miss_update(unsigned val) {
     l_miss->setText(QString::number(val));
 }
+
+void CacheDock::statistics_update(unsigned stalled_cycles, double speed_improv, double usage_effic) {
+    l_stalled->setText(QString::number(stalled_cycles));
+    l_usage->setText(QString::number(usage_effic, 'f', 3) + QString("%"));
+    l_speed->setText(QString::number(speed_improv, 'f', 0) + QString("%"));
+}
diff --git a/qtmips_gui/cachedock.h b/qtmips_gui/cachedock.h
index 598a9c7..7e5ac44 100644
--- a/qtmips_gui/cachedock.h
+++ b/qtmips_gui/cachedock.h
@@ -18,12 +18,13 @@ public:
 private slots:
     void hit_update(unsigned);
     void miss_update(unsigned);
+    void statistics_update(unsigned stalled_cycles, double speed_improv, double usage_effic);
 
 private:
     QVBoxLayout *layout_box;
     QWidget *top_widget, *top_form;
     QFormLayout *layout_top_form;
-    QLabel *l_hit, *l_miss, *no_cache;
+    QLabel *l_hit, *l_miss, *l_stalled, *l_speed, *l_usage, *no_cache;
     GraphicsView *graphicsview;
     CacheViewScene *cachescene;
 };