[Add] software simulator add

include/common.h

@@ -0,0 +1,36 @@
+#pragma once
+
+#include <cstdlib>
+#include <cstdio>
+#include <ctime>
+#include <cstring>
+#include <fstream>
+
+#ifndef COMMON_H__
+#define COMMON_H__
+
+#ifdef DEBUG_MODE
+#define Log(fmt, ...) printf("[%s@%d %ld] " fmt "\n", __FILE__, __LINE__, clock(), ## __VA_ARGS__)
+
+#define panic(x) do {   \
+  Log(x);               \
+  exit(EXIT_FAILURE);   \
+} while (0)
+
+#define panicifnot(cond) do {   \
+    if (!(cond)) {              \
+        Log(#cond " fail");     \
+        exit(EXIT_FAILURE);     \
+    }                           \
+} while (0)
+
+#else
+
+#define Log(...)
+#define panic(x)
+#define panicifnot(cond)
+
+#endif
+
+#endif
+