diff --git a/src/Php/CompilerBase.php b/src/Php/CompilerBase.php
index 99b27853..680939d0 100644
--- a/src/Php/CompilerBase.php
+++ b/src/Php/CompilerBase.php
@@ -25,6 +25,7 @@ use stdClass;
 class CompilerBase extends \PhpAot\Core\Translator
 {
     use AstNodeType;
+    use FuncCallOptimizer;
     public const string TYPE_VAR = 'php::Var';
     public const string TYPE_BOOL = 'php::Bool';
     public const string TYPE_INT = 'php::Int';
@@ -1411,20 +1412,9 @@ class CompilerBase extends \PhpAot\Core\Translator
             } else {
                 $fn = '"' . $name . '"';
             }
-            if ($name === 'strlen' or $name === 'sizeof' or $name === 'count') {
-                return 'php::len(' . $this->parseIdentifier($expr->args[0]->value) . ')';
-            }
-            if (count($expr->args) == 1) {
-                switch ($name) {
-                    case 'intval':
-                        return $this->convertIntExpr($this->parseExpr($expr->args[0]->value));
-                    case 'floatval':
-                        return $this->convertFloatExpr($this->parseExpr($expr->args[0]->value));
-                    case 'boolval':
-                        return $this->convertBoolExpr($this->parseExpr($expr->args[0]->value));
-                    default:
-                        break;
-                }
+            $code = $this->parseFuncCallWithOptimizer($name, $expr);
+            if ($code) {
+                return $code;
             }
         } else {
             $tmpVar = $this->genTmpVarName();
diff --git a/src/Php/FuncCallOptimizer.php b/src/Php/FuncCallOptimizer.php
new file mode 100644
index 00000000..b8e54925
--- /dev/null
+++ b/src/Php/FuncCallOptimizer.php
@@ -0,0 +1,31 @@
+<?php
+
+namespace PhpAot\Php;
+
+use PhpParser\Node;
+
+trait FuncCallOptimizer
+{
+    protected function parseFuncCallWithOptimizer(string $name, Node\Expr\FuncCall $expr): string|false
+    {
+        if ($name === 'strlen' or $name === 'sizeof' or $name === 'count') {
+            return 'php::len(' . $this->parseIdentifier($expr->args[0]->value) . ')';
+        }
+        if (count($expr->args) == 1) {
+            switch ($name) {
+                case 'intval':
+                    return $this->convertIntExpr($this->parseExpr($expr->args[0]->value));
+                case 'floatval':
+                    return $this->convertFloatExpr($this->parseExpr($expr->args[0]->value));
+                case 'boolval':
+                    return $this->convertBoolExpr($this->parseExpr($expr->args[0]->value));
+                default:
+                    break;
+            }
+        }
+        if ($name === 'abs') {
+            return 'php::math::abs(' . $this->parseIdentifier($expr->args[0]->value) . ')';
+        }
+        return false;
+    }
+}
\ No newline at end of file