Remove NOP, fix word aligned state.current mask, overwrite unused entries on Configuration writeback

src/ImageFormat.cpp

@@ -172,6 +172,10 @@ std::vector<uint8_t> ImageFormat::toBytes() const {
         }
     }
 
+    for (; offset < 0x10000; ++offset) {
+        bytes[offset] = 0xFF;
+    }
+
     std::copy(baseImage.begin() + offset, baseImage.end(), bytes.begin() + offset);
 
     for (const auto &entry : instructions) {
@@ -225,8 +229,6 @@ void ImageFormat::decodeAnalyzeInstructionsAt(uint32_t offset) {
             state.previous = state.current;
             auto &instruction = findInstructionByAddress(state.current);
 
-            state.current &= 0xfffffffc;
-
             if (instruction == nullptr) {
                 break;
             }

src/instructions/Instruction.h

@@ -68,8 +68,7 @@ namespace Instruction {
             RETURN = 0b11110000,
             SET = 0b11111000,
             WAIT = 0xFE,
-            END = 0xFF,
-            NOP = 0xFF
+            END = 0xFF
         };
 
         static std::unique_ptr<Instruction>

src/main.cpp

@@ -27,7 +27,6 @@
 
 #include <iostream>
 #include <fstream>
-#include <sstream>
 #include <iomanip>
 #include <cstring>