refactor: migrate from cfg_if to cfg_select

[mkroening]

This has been stabilized today. Preferably, we wait until next month's toolchain bump to avoid having to use additional nightly feature.

[github-actions]

Benchmark Results

Details

Benchmark	Current: 5aaf62d	Previous: fc3e2ac	Performance Ratio
startup_benchmark Build Time	102.17 s	99.54 s	1.03 ❗
startup_benchmark File Size	0.86 MB	0.86 MB	1.00 ❗
Startup Time - 1 core	0.95 s (±0.03 s)	0.96 s (±0.03 s)	0.98
Startup Time - 2 cores	0.95 s (±0.03 s)	0.95 s (±0.03 s)	0.99
Startup Time - 4 cores	0.97 s (±0.03 s)	0.96 s (±0.04 s)	1.01
multithreaded_benchmark Build Time	101.42 s	101.96 s	0.99 ❗
multithreaded_benchmark File Size	0.96 MB	0.96 MB	1.00 ❗
Multithreaded Pi Efficiency - 2 Threads	88.41 % (±9.82 %)	88.91 % (±6.90 %)	0.99
Multithreaded Pi Efficiency - 4 Threads	44.06 % (±3.69 %)	43.72 % (±3.35 %)	1.01
Multithreaded Pi Efficiency - 8 Threads	25.19 % (±2.57 %)	25.20 % (±1.51 %)	1.00
micro_benchmarks Build Time	109.05 s	113.88 s	0.96 ❗
micro_benchmarks File Size	0.96 MB	0.96 MB	1.00 ❗
Scheduling time - 1 thread	70.85 ticks (±2.99 ticks)	70.93 ticks (±3.26 ticks)	1.00
Scheduling time - 2 threads	39.15 ticks (±4.74 ticks)	38.09 ticks (±3.79 ticks)	1.03
Micro - Time for syscall (getpid)	3.01 ticks (±0.30 ticks)	3.13 ticks (±0.31 ticks)	0.96
Memcpy speed - (built_in) block size 4096	63289.39 MByte/s (±45189.22 MByte/s)	60295.97 MByte/s (±43022.22 MByte/s)	1.05
Memcpy speed - (built_in) block size 1048576	30274.05 MByte/s (±25262.57 MByte/s)	29873.63 MByte/s (±24897.28 MByte/s)	1.01
Memcpy speed - (built_in) block size 16777216	23434.82 MByte/s (±19740.87 MByte/s)	24109.35 MByte/s (±20165.58 MByte/s)	0.97
Memset speed - (built_in) block size 4096	63614.39 MByte/s (±45350.93 MByte/s)	60712.25 MByte/s (±43334.37 MByte/s)	1.05
Memset speed - (built_in) block size 1048576	31154.17 MByte/s (±25760.15 MByte/s)	30665.18 MByte/s (±25340.82 MByte/s)	1.02
Memset speed - (built_in) block size 16777216	23809.47 MByte/s (±19898.79 MByte/s)	24868.85 MByte/s (±20665.55 MByte/s)	0.96
Memcpy speed - (rust) block size 4096	58816.49 MByte/s (±43105.94 MByte/s)	56536.34 MByte/s (±41469.00 MByte/s)	1.04
Memcpy speed - (rust) block size 1048576	30151.62 MByte/s (±25239.48 MByte/s)	30198.35 MByte/s (±25196.73 MByte/s)	1.00
Memcpy speed - (rust) block size 16777216	23031.36 MByte/s (±19335.66 MByte/s)	22824.74 MByte/s (±19203.61 MByte/s)	1.01
Memset speed - (rust) block size 4096	59506.55 MByte/s (±43559.50 MByte/s)	57438.67 MByte/s (±42040.41 MByte/s)	1.04
Memset speed - (rust) block size 1048576	31024.97 MByte/s (±25737.46 MByte/s)	30991.61 MByte/s (±25630.87 MByte/s)	1.00
Memset speed - (rust) block size 16777216	23237.59 MByte/s (±19402.87 MByte/s)	23586.29 MByte/s (±19734.78 MByte/s)	0.99
alloc_benchmarks Build Time	107.37 s	109.38 s	0.98 ❗
alloc_benchmarks File Size	0.93 MB	0.93 MB	1.00 ❗
Allocations - Allocation success	100.00 %	100.00 %	1
Allocations - Deallocation success	100.00 %	100.00 %	1
Allocations - Pre-fail Allocations	100.00 %	100.00 %	1
Allocations - Average Allocation time	11283.13 Ticks (±201.81 Ticks)	10913.30 Ticks (±191.30 Ticks)	1.03 ❗
Allocations - Average Allocation time (no fail)	11283.13 Ticks (±201.81 Ticks)	10913.30 Ticks (±191.30 Ticks)	1.03 ❗
Allocations - Average Deallocation time	1138.37 Ticks (±606.61 Ticks)	1204.52 Ticks (±925.85 Ticks)	0.95
mutex_benchmark Build Time	106.26 s	110.83 s	0.96 ❗
mutex_benchmark File Size	0.96 MB	0.96 MB	1.00 ❗
Mutex Stress Test Average Time per Iteration - 1 Threads	13.00 ns (±0.82 ns)	13.44 ns (±0.64 ns)	0.97
Mutex Stress Test Average Time per Iteration - 2 Threads	15.56 ns (±0.73 ns)	16.30 ns (±0.88 ns)	0.95

This comment was automatically generated by workflow using github-action-benchmark.