add maxpool host for validation

composable_kernel/include/tensor_operation/gridwise_gemm_dlops_v2_add.hpp

@@ -976,7 +976,7 @@ struct GridwiseGemmDlops_km_kn_mn_v3_add
         }
 #endif
 
-#if 0
+#if 1
         // Resize_Add
         if constexpr(add_type == 0)
         {
@@ -1137,11 +1137,11 @@ struct GridwiseGemmDlops_km_kn_mn_v3_add
                                 make_tuple(ki, 0, hi * 2 + 1, wi * 2 + 1));
 
                         d_thread_buf(Number<d_offset>{}) = c_thread_buf[Number<c_offset_0>{}];
-                        d_thread_buf(Number<d_offset>{}) = max(c_thread_buf[Number<c_offset_1>{}],
+                        d_thread_buf(Number<d_offset>{}) = fmaxf(c_thread_buf[Number<c_offset_1>{}],
                                                                  d_thread_buf(Number<d_offset>{}));
-                        d_thread_buf(Number<d_offset>{}) = max(c_thread_buf[Number<c_offset_2>{}],
+                        d_thread_buf(Number<d_offset>{}) = fmaxf(c_thread_buf[Number<c_offset_2>{}],
                                                                  d_thread_buf(Number<d_offset>{}));
-                        d_thread_buf(Number<d_offset>{}) = max(c_thread_buf[Number<c_offset_3>{}],
+                        d_thread_buf(Number<d_offset>{}) = fmax(c_thread_buf[Number<c_offset_3>{}],
                                                                 d_thread_buf(Number<d_offset>{}));
                     });
                 });

host/host_tensor/include/host_conv.hpp

@@ -284,6 +284,25 @@ void host_direct_convolution_maxpool_nchwc(const Tensor<TIn>& in,
                                out_host.mDesc.GetLengths()[2],
                                out_host.mDesc.GetLengths()[3],
                                out_host.mDesc.GetLengths()[4])(std::thread::hardware_concurrency());
+
+    auto maxpool_nchw = [&](auto n, auto k0, auto ho, auto wo, auto k1) {
+        auto hx = ho * 2;
+        auto wx = wo * 2;
+
+        auto v0 = out_host(n, k0, hx, wx, k1);
+        auto v1 = out_host(n, k0, hx, wx + 1, k1);
+        auto v2 = out_host(n, k0, hx + 1, wx, k1);
+        auto v3 = out_host(n, k0, hx + 1, wx + 1, k1);
+
+        max_host(n, k0, ho, wo, k1) = std::max({v0, v1, v2, v3});
+    };
+
+    make_ParallelTensorFunctor(maxpool_nchw,
+                               max_host.mDesc.GetLengths()[0],
+                               max_host.mDesc.GetLengths()[1],
+                               max_host.mDesc.GetLengths()[2],
+                               max_host.mDesc.GetLengths()[3],
+                               max_host.mDesc.GetLengths()[4])(std::thread::hardware_concurrency());
 }
 
 template <typename TIn, typename TWei, typename TOut, typename InLeftPads, typename InRightPads>