Vortex 2.0 changes:

+ Microarchitecture optimizations
+ 64-bit support
+ Xilinx FPGA support
+ LLVM-16 support
+ Refactoring and quality control fixes

sim/simx/dcrs.h

@@ -0,0 +1,45 @@
+// Copyright © 2019-2023
+// 
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+// http://www.apache.org/licenses/LICENSE-2.0
+// 
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+#pragma once
+
+#include <util.h>
+#include <VX_types.h>
+#include <array>
+
+namespace vortex {
+
+class BaseDCRS {
+public:
+    uint32_t read(uint32_t addr) const {
+        uint32_t state = VX_DCR_BASE_STATE(addr);
+        return states_.at(state);
+    }
+
+    void write(uint32_t addr, uint32_t value) {
+        uint32_t state = VX_DCR_BASE_STATE(addr);
+        states_.at(state) = value;
+    }
+
+private:    
+    std::array<uint32_t, VX_DCR_BASE_STATE_COUNT> states_;
+};
+
+class DCRS {
+public:
+    void write(uint32_t addr, uint32_t value);
+    
+    BaseDCRS base_dcrs;
+};
+
+}