Starknet Field Element Benchmark

Comparison of performance of various Starknet field element type implementations.

Results

	stark_curve	starknet-ff	lambdaworks-math	cairo-felt
`add`	2.4747 ns	877.72 ps	847.71 ps 👑	18.514 ns
`add_assign`	1.5418 ns	1.0736 ns 👑	1.6910 ns	22.489 ns
`sub`	2.2956 ns	1.7650 ns	869.94 ps 👑	17.627 ns
`sub_assign`	1.2958 ns 👑	1.3825 ns	-	20.443 ns
`mul`	13.252 ns	13.982 ns	871.34 ps 👑	191.29 ns
`mul_assign`	11.673 ns 👑	19.648 ns	-	180.07 ns
`invert`	4.0473 µs	1.6647 µs 👑	7.5690 µs	-

To run the benchmarks:

$ cargo bench