Realign stack pointer (#987)

src/gui/Src/Gui/CPUStack.cpp

@@ -81,6 +81,10 @@ void CPUStack::setupContextMenu()
     mPopAction = new QAction(ArchValue(tr("P&op DWORD"), tr("P&op QWORD")), this);
     connect(mPopAction, SIGNAL(triggered()), this, SLOT(popSlot()));
 
+    //Realign
+    mRealignAction = new QAction(tr("Align Stack Pointer"), this);
+    connect(mRealignAction, SIGNAL(triggered()), this, SLOT(realignSlot()));
+
     //Binary menu
     mBinaryMenu = new QMenu(tr("B&inary"), this);
     mBinaryMenu->setIcon(DIcon("binary.png"));
@@ -519,6 +523,12 @@ void CPUStack::contextMenuEvent(QContextMenuEvent* event)
     QMenu wMenu(this); //create context menu
     wMenu.addAction(mPushAction);
     wMenu.addAction(mPopAction);
+#ifdef _WIN64
+    if((mCsp & 0x7) != 0)
+#else //x86
+    if((mCsp & 0x3) != 0)
+#endif //_WIN64
+        wMenu.addAction(mRealignAction);
     wMenu.addAction(mModifyAction);
     wMenu.addMenu(mBinaryMenu);
     QMenu wCopyMenu(tr("&Copy"), this);
@@ -1068,6 +1078,17 @@ void CPUStack::popSlot()
     GuiUpdateAllViews();
 }
 
+void CPUStack::realignSlot()
+{
+#ifdef _WIN64
+    mCsp &= ~0x7;
+#else //x86
+    mCsp &= ~0x3;
+#endif //_WIN64
+    DbgValToString("csp", mCsp);
+    GuiUpdateAllViews();
+}
+
 void CPUStack::freezeStackSlot()
 {
     if(bStackFrozen)

src/gui/Src/Gui/CPUStack.h

@@ -70,6 +70,7 @@ public slots:
     void binaryPasteIgnoreSizeSlot();
     void undoSelectionSlot();
     void modifySlot();
+    void realignSlot();
     void freezeStackSlot();
     void dbgStateChangedSlot(DBGSTATE state);
 
@@ -126,6 +127,7 @@ private:
     QMenu* mFollowInDumpMenu;
     QAction* mPushAction;
     QAction* mPopAction;
+    QAction* mRealignAction;
     QList<QAction*> mFollowInDumpActions;
 
     GotoDialog* mGoto;