From c72951a36d6cb9775dc1ecd9bc26bc13e796f10c Mon Sep 17 00:00:00 2001
From: Julian Blake Kongslie
Date: Sat, 2 Jul 2022 13:45:09 -0700
Subject: Dropping the async interface, and adding some real uarch.

---
 uarch/fetch.h | 28 ++++++++++++++++++++++++++++
 1 file changed, 28 insertions(+)
 create mode 100644 uarch/fetch.h

(limited to 'uarch/fetch.h')

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;
+    };
+
+}
-- 
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