PUSH/POP FL instead of SP

Author: Andy4495

src/HomemadeCPU_execute.cpp

@@ -279,12 +279,8 @@ void HomemadeCPU::execute() {
             memory[SP--] = AB;
             break;
 
-        case 0xD2:                                       // PUSH SL
-            memory[SP--] = getSL();
-            break;
-
-        case 0xD3:                                       // PUSH SH
-            memory[SP--] = getSH();
+        case 0xD2:                                       // PUSH FL
+            memory[SP--] = FL;
             break;
 
         case 0xD4:                                       // PUSH ML
@@ -311,12 +307,8 @@ void HomemadeCPU::execute() {
             AB = memory[++SP];
             break;
 
-        case 0xDA:                                       // POP SL
-            setSL(memory[++SP]);
-            break;
-
-        case 0xDB:                                       // POP SH
-            setSH(memory[++SP]);
+        case 0xDA:                                       // POP FL
+            FL = memory[++SP];
             break;
 
         case 0xDC:                                       // POP ML

src/HomemadeCPU_opcodes.h

@@ -242,16 +242,16 @@ const Homemade_CPU_opcodes opcodes[] = {
     {OO, "STOR JH"},                                               // 0xCF
     {OO, "PUSH AA"},                                               // 0xD0
     {OO, "PUSH AB"},                                               // 0xD1
-    {OO, "PUSH SL"},                                               // 0xD2
-    {OO, "PUSH SH"},                                               // 0xD3
+    {OO, "PUSH FL"},                                               // 0xD2
+    {NN, "DEFB $%02x           ;Invalid opcode"},                  // 0xD3
     {OO, "PUSH ML"},                                               // 0xD4
     {OO, "PUSH MH"},                                               // 0xD5
     {OO, "PUSH JL"},                                               // 0xD6
     {OO, "PUSH JH"},                                               // 0xD7
     {OO, "POPP AA"},                                               // 0xD8
     {OO, "POPP AB"},                                               // 0xD9
-    {OO, "POPP SL"},                                               // 0xDA
-    {OO, "POPP SH"},                                               // 0xDB
+    {OO, "POPP FL"},                                               // 0xDA
+    {NN, "DEFB $%02x           ;Invalid opcode"},                  // 0xDB
     {OO, "POPP ML"},                                               // 0xDC
     {OO, "POPP MH"},                                               // 0xDD
     {OO, "POPP JL"},                                               // 0xDE