Patch: Fix bus access alignment issue, modrm byte handler enhanced.

src/main.cpp

@@ -2,13 +2,19 @@
 
 #include "Metal.h"
 
+// mov eax, 0xF4
+// mov ecx, 0x800c
+// add [ecx], eax
 uint8_t test[] = {
-  0x90, 0xF4
+  0xB8, 0xF4, 0x00, 0x00, 0x00,
+  0xB9, 0x0c, 0x80, 0x00, 0x00,
+  0x01, 0x01,
+  0x00,
 };
 
 int main(int argc, char** argv) {
   Metal metal;
-  metal.Upload2Memory(test, 2);
+  metal.Upload2Memory(test, 13);
   metal.Run();
   return 0;
 }