D1.3: Use const_expr if for tOrP0 compile-time selection

dsv4/kernels/attention/fmha.py

@@ -179,14 +179,11 @@ class FmhaKernel:
         tCrP = pv_mma.make_fragment_A(sP)
         # tOrP0: PV A-operand with TMEM column offset for P0 (TMEM-P path).
         # self.tOrP0_offset is pre-computed in _setup as a Python int.
-        # We must avoid tOrP.iterator + 0 (MLIR OpResult + int not supported).
-        # Use const_expr to select the right construction at compile time.
-        @const_expr
-        def _make_tOrP0():
-            if self.tOrP0_offset > 0:
-                return cute.make_tensor(tOrP.iterator + self.tOrP0_offset, tOrP.layout)
-            return tOrP
-        tOrP0 = _make_tOrP0()
+        # Use const_expr if/else for compile-time conditional.
+        if const_expr(self.tOrP0_offset > 0):
+            tOrP0 = cute.make_tensor(tOrP.iterator + self.tOrP0_offset, tOrP.layout)
+        else:
+            tOrP0 = tOrP
 
         tCtO_fake = pv_mma.make_fragment_C(cute.append(pv_as, self.num_acc_stage))
         pipeline.pipeline_init_wait(cluster_shape_mn=cl_vmnk)