ARROW-9604: [C++] Add aggregate min/max benchmark #7870
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pitrou
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I don't think it's important to benchmark the count kernel. It's a trivial O(1) kernel.
Also add count. Signed-off-by: Frank Du <frank.du@intel.com>
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Thank you. Example output (AMD Ryzen, AVX2):
MinMaxKernelFloat/1048576/10000 222 us 222 us 3159 bytes_per_second=4.40764G/s null_percent=0.01 size=1048.58k
MinMaxKernelFloat/1048576/100 233 us 233 us 3002 bytes_per_second=4.19139G/s null_percent=1 size=1048.58k
MinMaxKernelFloat/1048576/10 399 us 399 us 1759 bytes_per_second=2.45046G/s null_percent=10 size=1048.58k
MinMaxKernelFloat/1048576/2 934 us 934 us 726 bytes_per_second=1071.02M/s null_percent=50 size=1048.58k
MinMaxKernelFloat/1048576/1 339 us 339 us 1973 bytes_per_second=2.87805G/s null_percent=100 size=1048.58k
MinMaxKernelFloat/1048576/0 187 us 187 us 3723 bytes_per_second=5.21389G/s null_percent=0 size=1048.58k
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Add benchmark for aggregate min/max compute kernels
Signed-off-by: Frank Du frank.du@intel.com