Added division

src/interp.c

@@ -162,12 +162,18 @@ int main(int argc, char **argv) {
         negativeFlag = (val < 0);
         break;
       }
-      case 0x60: {
+      case 0x60: { // AddR64
         unsigned char dst = inputs[0];
         unsigned char src = inputs[1];
         registers[dst] += registers[src];
         break;
       }
+      case 0x72: { // DivR64
+        unsigned char dst = inputs[0];
+        unsigned char src = inputs[1];
+        registers[dst] /= registers[src];
+        break;
+      }
       case 0xC0: { // Jmp
         unsigned char addr = inputs[0];
         xPc = registers[addr];

tests/div.asm

@@ -0,0 +1,10 @@
+include "fvm.inc"
+
+org 0x4000000000000000
+  MovI64 r95, UART_TX
+  MovI64 r2, 64  
+  MovI64 r3, 16
+  DivR64 r2, r3
+  MovI64 r4, 48 ; ascii for 0
+  AddR64 r2, r4
+  St8 r2, r95

tests/fvm.inc

@@ -236,6 +236,12 @@ macro AddR64 dst, src
   db src
 end macro
 
+macro DivR64 dst, src
+  db 0x72
+  db dst
+  db src
+end macro
+
 macro RSetF reg
   db 0x42
   db reg