1 files changed, 18 insertions, 16 deletions

diff --git a/vm.d b/vm.d
index d2968a3..7e91de1 100644
--- a/vm.d
+++ b/vm.d
@@ -224,22 +224,25 @@ class VM {
     InterpretResult run() {
         writeln("== VM running ==");
         while (true) {
-            writeln("          Stacks:");
-            write("          A> ");
-            for (int i = 0; i < aTop; i++) {
-                writef("[ %s ]", printableValue(aStack[i]));
+            if (DEBUG) {
+                writeln("          Stacks:");
+                write("          A> ");
+                for (int i = 0; i < aTop; i++) {
+                    writef("[ %s ]", printableValue(aStack[i]));
+                }
+                write("\n          B> ");
+                for (int i = 0; i < bTop; i++) {
+                    //writef("[ %s ]", printableValue(bStack[i]));
+                    writef("[ %s ]", printableValue(current.slots[i]));
+                }
+
+                write("\n constants>  ");
+                for (int i = 0; i < current.func.chunk.constants.length; i++) {
+                    writef("[ %s ]", printableValue(current.func.chunk.constants[i]));
+                }
+                writeln("\n--");
+                disassemble(current.func.chunk, current.ip);
             }
-            write("\n          B> ");
-            for (int i = 0; i < bTop; i++) {
-                //writef("[ %s ]", printableValue(bStack[i]));
-                writef("[ %s ]", printableValue(current.slots[i]));
-            }
-
-            write("\n constants>  ");
-            for (int i = 0; i < current.func.chunk.constants.length; i++) {
-                writef("[ %s ]", printableValue(current.func.chunk.constants[i]));
-            }
-            writeln("\n--");
 
             /*
             write(" globals >");
@@ -250,7 +253,6 @@ class VM {
             writeln("\n--");
             */
 
-            disassemble(current.func.chunk, current.ip);
             ubyte inst;
             switch (inst = this.readByte()) {
                 case OpCode.OP_DEF_GLOBAL: