Implementing disassembler back-end, yet more adjustments to CPU window

src/core/cpu.c

@@ -79,7 +79,6 @@ static void cpuDecode(VUE_INST *inst, int32_t bits) {
 
     /* Decode by format */
     switch (inst->format) {
-        case 0: return; /* Illegal opcode */
         case 1:
             inst->reg2 = bits >> 21 & 31;
             inst->reg1 = bits >> 16 & 31;

src/core/include/vue.h

@@ -159,6 +159,7 @@ typedef struct {
 
 /* Emulation state */
 typedef struct {
+    VUE_INST inst; /* Instruction state */
 
     /* Memory bus */
     struct {
@@ -221,8 +222,6 @@ typedef struct {
         uint16_t ecr_fecc; /* Fatal Error Cause Code */
     } cpu;
 
-    /* Additional fields */
-    VUE_INST inst; /* Instruction state */
 } VUE;