diff --git a/src/pystencilssfg/__init__.py b/src/pystencilssfg/__init__.py
index 88a635ffd96cfea562ef3ad344ddb0c8b3bfa2e2..48de907236b8f515f4219be92e7b92e7888c53e0 100644
--- a/src/pystencilssfg/__init__.py
+++ b/src/pystencilssfg/__init__.py
@@ -1,9 +1,10 @@
 from .configuration import SfgConfiguration
 from .generator import SourceFileGenerator
 from .composer import SfgComposer
+from .context import SfgContext
 
 __all__ = [
-    "SourceFileGenerator", "SfgComposer", "SfgConfiguration"
+    "SourceFileGenerator", "SfgComposer", "SfgConfiguration", "SfgContext"
 ]
 
 from . import _version
diff --git a/src/pystencilssfg/composer.py b/src/pystencilssfg/composer.py
index ce5799f22232478766bb19456922a642f17d7244..fa1e8a81418bb50ac6ce064adb9b13cdc1cbe44f 100644
--- a/src/pystencilssfg/composer.py
+++ b/src/pystencilssfg/composer.py
@@ -21,6 +21,10 @@ class SfgComposer:
     def __init__(self, ctx: SfgContext):
         self._ctx = ctx
 
+    @property
+    def context(self):
+        return self._ctx
+
     @property
     def kernels(self) -> SfgKernelNamespace:
         """The default kernel namespace."""
diff --git a/src/pystencilssfg/emitters/cpu/templates/BasicCpu.tmpl.cpp b/src/pystencilssfg/emitters/cpu/templates/BasicCpu.tmpl.cpp
index dfb7a43b0feb1a1a98b8a2237d6c014f7f7f0a67..6132d661fef182f73570c1c67f4a6e14ad3fe168 100644
--- a/src/pystencilssfg/emitters/cpu/templates/BasicCpu.tmpl.cpp
+++ b/src/pystencilssfg/emitters/cpu/templates/BasicCpu.tmpl.cpp
@@ -29,9 +29,11 @@ namespace {{ kns.name }} {
 *************************************************************************************/
 
 {% for function in functions %}
+
 void {{ function.name }} ( {{ function | generate_function_parameter_list }} ) { 
   {{ function | generate_function_body | indent(2) }}
 }
+
 {% endfor %}
 
 {% if fq_namespace is not none %}
diff --git a/src/pystencilssfg/source_components.py b/src/pystencilssfg/source_components.py
index 1c0e104517144fa8aee5ebc6ab9b83d4c2d7fbe1..9c656ca66112cb51a095ba32b56c979db7125ee2 100644
--- a/src/pystencilssfg/source_components.py
+++ b/src/pystencilssfg/source_components.py
@@ -1,6 +1,7 @@
 from __future__ import annotations
 
 from typing import TYPE_CHECKING, Sequence
+from dataclasses import replace
 
 from pystencils import CreateKernelConfig, create_kernel
 from pystencils.astnodes import KernelFunction
@@ -54,17 +55,32 @@ class SfgKernelNamespace:
     def asts(self):
         yield from self._asts.values()
 
-    def add(self, ast: KernelFunction):
+    def add(self, ast: KernelFunction, name: str | None = None):
         """Adds an existing pystencils AST to this namespace."""
-        astname = ast.function_name
+        if name is not None:
+            astname = name
+        else:
+            astname = ast.function_name
+
         if astname in self._asts:
             raise ValueError(f"Duplicate ASTs: An AST with name {astname} already exists in namespace {self._name}")
 
+        if name is not None:
+            ast.function_name = name
+
         self._asts[astname] = ast
 
         return SfgKernelHandle(self._ctx, astname, self, ast.get_parameters())
 
-    def create(self, assignments, config: CreateKernelConfig | None = None):
+    def create(self, assignments, name: str | None = None, config: CreateKernelConfig | None = None):
+        if config is None:
+            config = CreateKernelConfig()
+        
+        if name is not None:
+            if name in self._asts:
+                raise ValueError(f"Duplicate ASTs: An AST with name {name} already exists in namespace {self._name}")
+            config = replace(config, function_name=name)
+
         # type: ignore
         ast = create_kernel(assignments, config=config)
         return self.add(ast)
diff --git a/src/pystencilssfg/tree/__init__.py b/src/pystencilssfg/tree/__init__.py
index 8ecc06149874426dfe3ef98c6d8682c4774b9d42..f81c9178c9fa315cd49ae5feba66feb0082cd728 100644
--- a/src/pystencilssfg/tree/__init__.py
+++ b/src/pystencilssfg/tree/__init__.py
@@ -1,7 +1,7 @@
 from .basic_nodes import SfgCallTreeNode, SfgKernelCallNode, SfgBlock, SfgSequence, SfgStatements
-from .conditional import SfgBranch, SfgCondition
+from .conditional import SfgBranch, SfgCondition, IntEven, IntOdd
 
 __all__ = [
     "SfgCallTreeNode", "SfgKernelCallNode", "SfgSequence", "SfgBlock", "SfgStatements",
-    "SfgCondition", "SfgBranch"
+    "SfgCondition", "SfgBranch", "IntEven", "IntOdd"
 ]
diff --git a/src/pystencilssfg/tree/conditional.py b/src/pystencilssfg/tree/conditional.py
index 39663cbf60eace8f13053b6064a8deb6ee53f99e..4c9021a65d5629ec2f74843162f54d08f7e8f0d2 100644
--- a/src/pystencilssfg/tree/conditional.py
+++ b/src/pystencilssfg/tree/conditional.py
@@ -1,6 +1,8 @@
 from __future__ import annotations
 from typing import TYPE_CHECKING, Optional, cast
 
+from pystencils.typing import TypedSymbol, BasicType
+
 from .basic_nodes import SfgCallTreeNode, SfgCallTreeLeaf
 from ..source_concepts.source_objects import TypedSymbolOrObject
 
@@ -25,8 +27,36 @@ class SfgCustomCondition(SfgCondition):
         return self._cond_text
 
 
-# class IntEven(SfgCondition):
-#     def __init__(self, )
+class IntEven(SfgCondition):
+    def __init__(self, symbol: TypedSymbol):
+        super().__init__()
+        if not isinstance(symbol.dtype, BasicType) or not symbol.dtype.is_int():
+            raise ValueError(f"Symbol {symbol} does not have integer type.")
+
+        self._symbol = symbol
+
+    @property
+    def required_parameters(self) -> set[TypedSymbolOrObject]:
+        return {self._symbol}
+
+    def get_code(self, ctx: SfgContext) -> str:
+        return f"(({self._symbol.name} & 1) ^ 1)"
+
+
+class IntOdd(SfgCondition):
+    def __init__(self, symbol: TypedSymbol):
+        super().__init__()
+        if not isinstance(symbol.dtype, BasicType) or not symbol.dtype.is_int():
+            raise ValueError(f"Symbol {symbol} does not have integer type.")
+
+        self._symbol = symbol
+
+    @property
+    def required_parameters(self) -> set[TypedSymbolOrObject]:
+        return {self._symbol}
+
+    def get_code(self, ctx: SfgContext) -> str:
+        return f"({self._symbol.name} & 1)"
 
 
 class SfgBranch(SfgCallTreeNode):