1 files changed, 0 insertions, 1 deletions

diff --git a/isa/isa.h b/isa/isa.h
index 6484cd8..69f8b2a 100644
--- a/isa/isa.h
+++ b/isa/isa.h
@@ -30,7 +30,6 @@ const std::map<std::string, ctlreg> ctlreg_map = {
 static constexpr std::uint_fast32_t TTI_FLAG = 1 << 0;
 static constexpr std::uint_fast32_t TTO_TX = 1 << 1;
 static constexpr std::uint_fast32_t TTO_FLAG = 1 << 2;
-static constexpr std::uint_fast32_t TTO_FLAG_OLD = 1 << 3;
 static constexpr unsigned int TTI_DATA_SHIFT = 8;
 static constexpr unsigned int TTO_DATA_SHIFT = 16;
 static constexpr std::uint_fast32_t TTI_DATA = 0xff << TTI_DATA_SHIFT;