diff --git a/python/test/unit/language/test_standard.py b/python/test/unit/language/test_standard.py
index cdaf74ed892..5aa1a53b5d5 100644
--- a/python/test/unit/language/test_standard.py
+++ b/python/test/unit/language/test_standard.py
@@ -25,6 +25,7 @@ def test_maximum_minium(dtype, op):
 # ---------------
 
 
+@pytest.mark.interpreter
 @pytest.mark.parametrize("M, N", [[1, 512], [8, 64], [256, 16], [512, 8]])
 @pytest.mark.parametrize("descending", [False, True])
 @pytest.mark.parametrize("dtype_str", ['int32', 'float16', 'float32'])
diff --git a/python/triton/language/core.py b/python/triton/language/core.py
index 7d7296bc1c9..42b9fbe434b 100644
--- a/python/triton/language/core.py
+++ b/python/triton/language/core.py
@@ -535,6 +535,30 @@ def to_ir(self, builder: ir.builder):
 # pointer types
 pi32_t = pointer_type(int32)
 
+
+def get_int_dtype(bitwidth: int, signed: bool) -> dtype:
+    if bitwidth == 1:
+        return int1
+    elif bitwidth == 8 and signed:
+        return int8
+    elif bitwidth == 8 and not signed:
+        return uint8
+    elif bitwidth == 16 and signed:
+        return int16
+    elif bitwidth == 16 and not signed:
+        return uint16
+    elif bitwidth == 32 and signed:
+        return int32
+    elif bitwidth == 32 and not signed:
+        return uint32
+    elif bitwidth == 64 and signed:
+        return int64
+    elif bitwidth == 64 and not signed:
+        return uint64
+    else:
+        raise ValueError(f'Unsupported bitwidth {bitwidth} and signedness {signed}')
+
+
 # -----------------------
 # constexpr
 # -----------------------
@@ -665,6 +689,9 @@ def __invert__(self):
     def __pow__(self, other):
         return constexpr(self.value**_constexpr_to_value(other))
 
+    def __rpow__(self, other):
+        return constexpr(_constexpr_to_value(other)**self.value)
+
     def __rshift__(self, other):
         return constexpr(self.value >> _constexpr_to_value(other))
 
diff --git a/python/triton/language/standard.py b/python/triton/language/standard.py
index ecd11b6ba12..c3b63eafd60 100644
--- a/python/triton/language/standard.py
+++ b/python/triton/language/standard.py
@@ -331,7 +331,7 @@ def _compare_and_swap(x, flip, i: core.constexpr, n_dims: core.constexpr):
     left = core.reshape(left, x.shape)
     right = core.reshape(right, x.shape)
     # actual compare-and-swap
-    idtype = core.dtype(f'int{core.constexpr(x.dtype.primitive_bitwidth)}')
+    idtype = core.get_int_dtype(bitwidth=x.dtype.primitive_bitwidth, signed=True)
     ileft = left.to(idtype, bitcast=True)
     iright = right.to(idtype, bitcast=True)
     ix = x.to(idtype, bitcast=True)