diff --git a/crosstl/src/backend/DirectX/DirectxAst.py b/crosstl/src/backend/DirectX/DirectxAst.py
index b314f05..ba1796a 100644
--- a/crosstl/src/backend/DirectX/DirectxAst.py
+++ b/crosstl/src/backend/DirectX/DirectxAst.py
@@ -141,3 +141,12 @@ class UnaryOpNode(ASTNode):
 
     def __str__(self):
         return f"({self.op}{self.operand})"
+
+
+class WhileNode(ASTNode):
+    def __init__(self, condition, body):
+        self.condition = condition
+        self.body = body
+
+    def __repr__(self):
+        return f"WhileNode(condition={self.condition}, body={self.body})"
diff --git a/crosstl/src/backend/DirectX/DirectxLexer.py b/crosstl/src/backend/DirectX/DirectxLexer.py
index c42565b..b08ffa9 100644
--- a/crosstl/src/backend/DirectX/DirectxLexer.py
+++ b/crosstl/src/backend/DirectX/DirectxLexer.py
@@ -19,6 +19,7 @@ TOKENS = [
     ("ELSE_IF", r"\belse\sif\b"),
     ("ELSE", r"\belse\b"),
     ("FOR", r"\bfor\b"),
+    ("WHILE", r"\bwhile\b"),
     ("REGISTER", r"\bregister\b"),
     ("IDENTIFIER", r"[a-zA-Z_][a-zA-Z0-9_]*"),
     ("NUMBER", r"\d+(\.\d+)?"),
@@ -72,6 +73,7 @@ KEYWORDS = {
     "if": "IF",
     "else": "ELSE",
     "for": "FOR",
+    "while": "WHILE",
     "register": "REGISTER",
 }
 
diff --git a/crosstl/src/backend/DirectX/DirectxParser.py b/crosstl/src/backend/DirectX/DirectxParser.py
index 61fd544..eaa3cde 100644
--- a/crosstl/src/backend/DirectX/DirectxParser.py
+++ b/crosstl/src/backend/DirectX/DirectxParser.py
@@ -12,6 +12,7 @@ from .DirectxAst import (
     UnaryOpNode,
     VariableNode,
     VectorConstructorNode,
+    WhileNode,
 )
 from .DirectxLexer import HLSLLexer
 
@@ -193,6 +194,8 @@ class HLSLParser:
             return self.parse_if_statement()
         elif self.current_token[0] == "FOR":
             return self.parse_for_statement()
+        elif self.current_token[0] == "WHILE":
+            return self.parse_while_statement()
         elif self.current_token[0] == "RETURN":
             return self.parse_return_statement()
         else:
@@ -340,6 +343,14 @@ class HLSLParser:
 
         return ForNode(init, condition, update, body)
 
+    def parse_while_statement(self):
+        self.eat("WHILE")
+        self.eat("LPAREN")
+        condition = self.parse_expression()
+        self.eat("RPAREN")
+        body = self.parse_block()
+        return WhileNode(condition, body)
+
     def parse_return_statement(self):
         self.eat("RETURN")
         value = self.parse_expression()