1 files changed, 5 insertions, 0 deletions
diff --git a/qtmips_machine/utils.cpp b/qtmips_machine/utils.cpp
new file mode 100644
index 0000000..070dc2e
--- /dev/null
+++ b/qtmips_machine/utils.cpp
@@ -0,0 +1,5 @@
+#include "utils.h"
+
+std::uint32_t sign_extend(std::uint16_t v) {
+    return ((v & 0x8000) ? 0xFFFF0000 : 0) | v;
+}