./fastWalshTransform Starting...

GPU Device 0: "Hopper" with compute capability 9.0

Initializing data...
...allocating CPU memory
...allocating GPU memory
...generating data
Data length: 8388608; kernel length: 128
Running GPU dyadic convolution using Fast Walsh Transform...
GPU time: 0.751000 ms; GOP/s: 385.362158
Reading back GPU results...
Running straightforward CPU dyadic convolution...
Comparing the results...
Shutting down...
L2 norm: 1.021579E-07
Test passed