From 62ede37645984b0b79edc50622f57f5efe631bf4 Mon Sep 17 00:00:00 2001
From: nilsplk <nname6617@gmail.com>
Date: Sat, 21 Oct 2023 21:09:01 +0200
Subject: [PATCH] Operations now work

---
 njvm.c | 41 +++++++++++++++++++++++++++++++++++++----
 1 file changed, 37 insertions(+), 4 deletions(-)

diff --git a/njvm.c b/njvm.c
index 8e2c6b9..3b80e1a 100644
--- a/njvm.c
+++ b/njvm.c
@@ -68,35 +68,48 @@ void useption(int argc, char *argv[]) {
 
 void execute(void) {
     int i = 0;
+    int intInput;
+    int temp;
+    char charInput;
     while (programmSpeicher[i] != 0) {
 
         switch (programmSpeicher[i] >> 24) {
             case HALT:
                 break;
             case PUSHC:
+                  stackPush(IMMEDIATE(programmSpeicher[i]));
                 break;
             case ADD:
                   stackPush(stackPop()+stackPop());
                 break;
             case SUB:
-                  stackPush(stackPop()-stackPop());
+                  temp = stackPop();
+                  stackPush(stackPop() - temp);
                 break;
             case MUL:
                   stackPush(stackPop()*stackPop());
                 break;
             case DIV:
-                  stackPush(stackPop()/stackPop());
+                  temp = stackPop();
+                  stackPush(stackPop()/temp);
                 break;
             case MOD:
-                  stackPush(stackPop()%stackPop());
+                  temp = stackPop();
+                  stackPush(stackPop()%temp);
                 break;
             case RDINT:
+                  scanf("%i",&intInput);
+                  stackPush(intInput);
                 break;
             case WRINT:
+                  printf("%i\n",stackPop());
                 break;
             case RDCHR:
+                  scanf("%c",&charInput);
+                  stackPush(charInput);
                 break;
             case WRCHR:
+                  printf("%c\n",stackPop());
                 break;
         }
         i++;
@@ -104,8 +117,28 @@ void execute(void) {
 }
 #ifdef DEBUG
 
+void printStck(){
+  if(current >= 0) {return;}
+  printf("----\n");
+  for (int i = 0; i < current; i++) {
+    printf("|%i| \n",stack[i]);
+  }
+  printf("----\n");
+}
+
 void tests(){
-   printf("test\n"); 
+  printf("Runnig debug mode\n");
+  stackPush(10);
+  stackPush(15);
+  stackPush(13);
+  printStck();
+  current = 0;
+  programmSpeicher[0] = (RDINT << 24);
+  programmSpeicher[1] = (RDINT << 24);
+  programmSpeicher[2] = (MOD << 24);
+  programmSpeicher[3] = (WRINT << 24);
+  execute();
+  printStck();
 }
 
 #endif /* ifdef DEBUG */