add first case

Author: cyyself

XiangShan-136f64975e-0a9b31bb30/Makefile

@@ -0,0 +1,8 @@
+VERILATOR_ROOT := /usr/share/verilator
+CXX := clang++
+CFLAGS_WNO := -Wno-bool-operation -Wno-c++11-narrowing -Wno-constant-logical-operand -Wno-non-pod-varargs -Wno-parentheses-equality -Wno-shadow -Wno-sign-compare -Wno-tautological-bitwise-compare -Wno-tautological-compare -Wno-uninitialized -Wno-unused-but-set-parameter -Wno-unused-but-set-variable -Wno-unused-parameter -Wno-unused-variable
+CFLAGS_INC := -I$(VERILATOR_ROOT)/include -I$(VERILATOR_ROOT)/include/vltstd -I.
+CFLAGS := -O3 -faligned-new -fbracket-depth=4096 -fcf-protection=none -Qunused-arguments --std=c++17 -fprofile-generate -DVM_COVERAGE=0 -DVM_SC=0 -DVM_TRACE=0 -DVM_TRACE_FST=0 -DVM_TRACE_VCD=0 -DVERILATOR -DNUM_CORES=1 -DVERILATOR_4_210 -DEMU_THREAD=8 -fcolor-diagnostics $(CFLAGS_WNO) $(CFLAGS_INC) 
+
+VSimTop___024root__DepSet_hd5918264__148.o: VSimTop___024root__DepSet_hd5918264__148.cpp
+	$(CXX) $(CFLAGS) -c -o $@ $<

XiangShan-136f64975e-0a9b31bb30/VSimTop.h

@@ -0,0 +1,104 @@
+// Verilated -*- C++ -*-
+// DESCRIPTION: Verilator output: Primary model header
+//
+// This header should be included by all source files instantiating the design.
+// The class here is then constructed to instantiate the design.
+// See the Verilator manual for examples.
+
+#ifndef VERILATED_VSIMTOP_H_
+#define VERILATED_VSIMTOP_H_  // guard
+
+#include "verilated.h"
+#include "verilated_threads.h"
+#include "svdpi.h"
+
+class VSimTop__Syms;
+class VSimTop___024root;
+class VSimTop___024unit;
+
+
+// This class is the main interface to the Verilated model
+class alignas(VL_CACHE_LINE_BYTES) VSimTop VL_NOT_FINAL : public VerilatedModel {
+  private:
+    // Symbol table holding complete model state (owned by this class)
+    VSimTop__Syms* const vlSymsp;
+
+  public:
+
+    // CONSTEXPR CAPABILITIES
+    // Verilated with --trace?
+    static constexpr bool traceCapable = false;
+
+    // PORTS
+    // The application code writes and reads these signals to
+    // propagate new values into/out from the Verilated model.
+    VL_IN8(&difftest_uart_in_ch,7,0);
+    VL_OUT8(&difftest_uart_out_valid,0,0);
+    VL_OUT8(&difftest_uart_out_ch,7,0);
+    VL_OUT8(&difftest_uart_in_valid,0,0);
+    VL_IN8(&reset,0,0);
+    VL_IN8(&clock,0,0);
+    VL_IN8(&difftest_perfCtrl_dump,0,0);
+    VL_IN64(&difftest_logCtrl_begin,63,0);
+    VL_IN64(&difftest_logCtrl_end,63,0);
+    VL_IN8(&difftest_perfCtrl_clean,0,0);
+    VL_OUT64(&difftest_step,63,0);
+    VL_IN64(&difftest_logCtrl_level,63,0);
+
+    // CELLS
+    // Public to allow access to /* verilator public */ items.
+    // Otherwise the application code can consider these internals.
+    VSimTop___024unit* const __PVT____024unit;
+
+    // Root instance pointer to allow access to model internals,
+    // including inlined /* verilator public_flat_* */ items.
+    VSimTop___024root* const rootp;
+
+    // CONSTRUCTORS
+    /// Construct the model; called by application code
+    /// If contextp is null, then the model will use the default global context
+    /// If name is "", then makes a wrapper with a
+    /// single model invisible with respect to DPI scope names.
+    explicit VSimTop(VerilatedContext* contextp, const char* name = "TOP");
+    explicit VSimTop(const char* name = "TOP");
+    /// Destroy the model; called (often implicitly) by application code
+    virtual ~VSimTop();
+  private:
+    VL_UNCOPYABLE(VSimTop);  ///< Copying not allowed
+
+  public:
+    // API METHODS
+    /// Evaluate the model.  Application must call when inputs change.
+    void eval() { eval_step(); }
+    /// Evaluate when calling multiple units/models per time step.
+    void eval_step();
+    /// Evaluate at end of a timestep for tracing, when using eval_step().
+    /// Application must call after all eval() and before time changes.
+    void eval_end_step() {}
+    /// Simulation complete, run final blocks.  Application must call on completion.
+    void final();
+    /// Are there scheduled events to handle?
+    bool eventsPending();
+    /// Returns time at next time slot. Aborts if !eventsPending()
+    uint64_t nextTimeSlot();
+    /// Trace signals in the model; called by application code
+    void trace(VerilatedTraceBaseC* tfp, int levels, int options = 0) { contextp()->trace(tfp, levels, options); }
+    /// Retrieve name of this model instance (as passed to constructor).
+    const char* name() const;
+
+    // Abstract methods from VerilatedModel
+    const char* hierName() const override final;
+    const char* modelName() const override final;
+    unsigned threads() const override final;
+    /// Prepare for cloning the model at the process level (e.g. fork in Linux)
+    /// Release necessary resources. Called before cloning.
+    void prepareClone() const;
+    /// Re-init after cloning the model at the process level (e.g. fork in Linux)
+    /// Re-allocate necessary resources. Called after cloning.
+    void atClone() const;
+  private:
+    // Internal functions - trace registration
+    void traceBaseModel(VerilatedTraceBaseC* tfp, int levels, int options);
+};
+
+#endif  // guard