debugger work

src/common.hpp

@@ -28,4 +28,12 @@ using m128 = __m128i;
 #define N64_CYCLES_PER_FRAME ((N64_CPU_FREQ) / 60)
 #define HALF_ADDRESS(addr) ((addr) ^ 2)
 #define BYTE_ADDRESS(addr) ((addr) ^ 3)
-#define ASPECT_RATIO ((float)4/3)
+#define ASPECT_RATIO ((float)4/3)
+
+#define RD(x) (((x) >> 11) & 0x1F)
+#define RT(x) (((x) >> 16) & 0x1F)
+#define RS(x) (((x) >> 21) & 0x1F)
+#define FD(x) (((x) >>  6) & 0x1F)
+#define FT(x) RT(x)
+#define FS(x) RD(x)
+#define BASE(x) RS(x)