fixed readme

example/13_pool2d_fwd/README.md

-# Instructions for ```reduce_blockwise``` Example
+# Instructions for ```pool2d_fwd``` Example
 
 ## Docker script
 ```bash
@@ -13,7 +13,7 @@ rocm/tensorflow:rocm4.3.1-tf2.6-dev                                          \
 /bin/bash
 ```
 
-## Build ```reduce_blockwise```
+## Build ```pool2d_fwd```
 ```bash
 mkdir build && cd build
 ```
@@ -30,31 +30,26 @@ cmake                                                                  \
 ```
 
 ```bash
- make -j reduce_blockwise 
+ make -j pool2d_fwd
 ```
 
-## Run ```reduce_blockwise```
+## Run ```pool2d_fwd```
 ```bash
-# -D <xxx> : input 4-d tensor lengths
-# -v <x> :   verification (0=no, 1=yes)
-#arg1: initialization (0=no init, 1=integer value, 2=decimal value)
-#arg2: run kernel # of times (>1)
-./bin/reduce_blockwise -D 16,64,32,960 -v 1 1 10
+#arg1: verification (0=no, 1=yes)
+#arg2: initialization (0=no init, 1=integer value, 2=decimal value)
+#arg3: run kernel # of times (>1)
+#arg4 to 15: N, C, Y, X, Hi, Wi, Sy, Sx, LeftPy, LeftPx, RightPy, RightPx
+./example/pool2d_fwd 1 1 10
 ```
 
-Result
+Result 
 ```
-launch_and_time_kernel: grid_dim {240, 1, 1}, block_dim {256, 1, 1} 
-Warm up
-Start running 3 times...
-Perf: 0.23536 ms, 267.32 GB/s, DeviceReduceBlockWise<256,M_C4_S1,K_C64_S1,InSrcVectorDim_0_InSrcVectorSize_1_OutDstVectorSize_1>
-error: 0
-max_diff: 0, 529, 529
-root@dc-smc-18:/data/composable_kernel/Build3# bin/reduce_blockwise -D 16,64,32,960 -v 1 1 10
-launch_and_time_kernel: grid_dim {240, 1, 1}, block_dim {256, 1, 1} 
+in_n_c_hi_wi: dim 4, lengths {128, 192, 71, 71}, strides {967872, 1, 13632, 192}
+out_n_c_ho_wo: dim 4, lengths {128, 192, 36, 36}, strides {248832, 1, 6912, 192}
+launch_and_time_kernel: grid_dim {124416, 1, 1}, block_dim {64, 1, 1} 
 Warm up
 Start running 10 times...
-Perf: 0.23392 ms, 268.966 GB/s, DeviceReduceBlockWise<256,M_C4_S1,K_C64_S1,InSrcVectorDim_0_InSrcVectorSize_1_OutDstVectorSize_1>
+Perf: 0.415453 ms, 1.37996 TFlops, 749.726 GB/s
 error: 0
-max_diff: 0, 528, 528
+max_diff: 0, 1, 1
 ```