Set gray background to stalled instructions/idled stages.

This allows to easier identify unused pipeline stages.

Signed-off-by: Pavel Pisa <pisa@cmp.felk.cvut.cz>

1 files changed, 2 insertions, 1 deletions

diff --git a/qtmips_gui/coreview/instructionview.h b/qtmips_gui/coreview/instructionview.h
index bdcaf3c..59dfad2 100644
--- a/qtmips_gui/coreview/instructionview.h
+++ b/qtmips_gui/coreview/instructionview.h
@@ -52,12 +52,13 @@ public:
 
 public slots:
     void instruction_update(const machine::Instruction &i, std::uint32_t inst_addr,
-                            machine::ExceptionCause excause);
+                            machine::ExceptionCause excause, bool valid);
 
 private:
     QGraphicsSimpleTextItem text;
     machine::ExceptionCause excause;
     QColor bgnd;
+    bool valid;
 };
 
 }