1 files changed, 28 insertions, 0 deletions

diff --git a/uarch/fetch.h b/uarch/fetch.h
new file mode 100644
index 0000000..452b207
--- /dev/null
+++ b/uarch/fetch.h
@@ -0,0 +1,28 @@
+#pragma once
+
+#include <memory>
+
+#include "aisa/aisa.h"
+#include "aisa/simple-models.h"
+#include "sim/sim.h"
+#include "sim/queue.h"
+#include "uarch/types.h"
+
+namespace uarch {
+
+    struct FetchStage : public sim::Schedulable, aisa::TaskStack, aisa::VectorRF {
+        sim::Queue<FillReq> &fillreqq;
+        sim::Queue<Fill> &fillq;
+        sim::Queue<Uop> &uopq;
+
+        std::unique_ptr<const aisa::Step> step;
+        aisa::Wires wires;
+        bool outstanding_fill = false;
+        bool fill_complete = false;
+
+        FetchStage(sim::Scheduler &scheduler, const aisa::ISA &isa, sim::Queue<FillReq> &fillreqq, sim::Queue<Fill> &fillq, sim::Queue<Uop> &uopq);
+
+        void clock() override;
+    };
+
+}