define some more utility functionality

src/util/macro.h

@@ -0,0 +1,9 @@
+// Copyright (c) 2025 Quinn
+// Licensed under the MIT Licence. See LICENSE for details
+#pragma once
+
+#define MACRO_WIDTH(t)   (sizeof(t) * 8) // gets the bit width of a type
+#define MACRO_CAT(x, y)  x##y            // concatenate two macro variables together
+#define MACRO_CAT2(x, y) MACRO_CAT(x, y) // concatenate two macro variables together
+#define MACRO_STR(v)     #v              // for converting macro variable into a string
+#define MACRO_STR2(v)    MACRO_STR(v)    // for a recursive string generation