diff --git a/src/logic.rs b/src/logic.rs
index b53466d..63f813c 100644
--- a/src/logic.rs
+++ b/src/logic.rs
@@ -89,6 +89,18 @@ macro_rules! logic_op {
     }
 }
 
+
+macro_rules! inline_heap_to_inline {
+    ($op:tt; $i:ident, $slice:ident) => {
+        let mut j = 0u128;
+        for i in 0..4 {
+            j <<= 32;
+            j |= $slice[3 - i] as u128;
+        }
+        SmallUint(SmallUintType::Inline($i $op j))
+    }
+}
+
 macro_rules! inline_heap_to_heap {
     ($op_assign:tt; $i:ident, $slice:ident) => {
         let mut retvec = $slice.to_vec();
@@ -107,6 +119,17 @@ macro_rules! inline_heap_to_heap {
     }
 }
 
+
+macro_rules! heap_heap_create_res_shortest {
+    ($op:tt; $min:ident, $slice1:ident, $slice2:ident) => {
+        let mut res = Vec::with_capacity($min);
+        for l in 0..$min {
+            res.push($slice1[l] $op $slice2[l]);
+        }
+        res
+    }
+}
+
 macro_rules! heap_heap_create_res_longest {
     ($fun:ident; $slice1:ident, $slice2:ident, $min:ident) => {
         let mut res = if $slice1.len() > $slice2.len() {
@@ -121,6 +144,14 @@ macro_rules! heap_heap_create_res_longest {
     }
 }
 
+
+macro_rules! heap_heap_return_heap {
+    ($res:ident) => {
+        let mut slice = ManuallyDrop::new($res.into_boxed_slice());
+        SmallUint(SmallUintType::Heap((slice.as_mut_ptr(), slice.len())))
+    }
+}
+
 macro_rules! heap_heap_return_any {
     ($res:ident) => {
         while $res.len() != 1 && $res[$res.len() - 1] == 0 {
@@ -144,21 +175,8 @@ macro_rules! heap_heap_return_any {
 logic_op! {
     BitAnd, BitAndAssign, SmallUint, SmallUintType, bitand, bitand_assign;
     i, j, r, s, slice, slice1, slice2, min, res;
-    {
-        let mut j = 0u128;
-            for i in 0..4 {
-                j <<= 32;
-                j |= slice[3 - i] as u128;
-            }
-            SmallUint(SmallUintType::Inline(i & j))
-    },
-    {
-        let mut res = Vec::with_capacity(min);
-        for l in 0..min {
-            res.push(slice1[l] & slice2[l]);
-        }
-        res
-    },
+    { inline_heap_to_inline! { &; i, slice } },
+    { heap_heap_create_res_shortest! { &; min, slice1, slice2 } },
     { heap_heap_return_any! { res } }
 }
 
@@ -167,10 +185,7 @@ logic_op! {
     i, j, r, s, slice, slice1, slice2, min, res;
     { inline_heap_to_heap! { |=; i, slice } },
     { heap_heap_create_res_longest! { bitor; slice1, slice2, min }},
-    {
-        let mut slice = ManuallyDrop::new(res.into_boxed_slice());
-        SmallUint(SmallUintType::Heap((slice.as_mut_ptr(), slice.len())))
-    }
+    { heap_heap_return_heap! { res } }
 }
 
 logic_op! {
@@ -180,3 +195,5 @@ logic_op! {
     { heap_heap_create_res_longest! { bitxor; slice1, slice2, min }},
     { heap_heap_return_any! { res } }
 }
+
+