Check type for fp32

src/targets/gpu/fuse_mlir.cpp

@@ -60,6 +60,11 @@ struct find_conv_pointwise
                                    i.name());
            }))
             return;
+        // Only fuse with fp32 for now
+        if (std::any_of(ins->inputs().begin(), ins->inputs().end(), [&](auto i) {
+            return i->get_shape().type() != shape::type_t::float_type;
+        }))
+            return;
         std::sort(names.begin(), names.end());
         module_ref mm = mpm.create_module("mlir_" + pm->name());
         mm->set_bypass();