WIP: Adding asmjit example

[tsafin]

• Also update mir and gnu lightning examples.

[tsafin]

asmjit is the fastest (checking this under wsl2):

02:27 $ make bench
hyperfine -i -N --warmup 3 \
        './libjit/fib' \
        './libgccjit/toyvm ./libgccjit/fibonacci.toy 42' \
        './mir/fib' \
        './gnu_lightning/fib' \
        './asmjit/fib' \
        './myjit/fib' \
        './gcc/fib' \
        './nasm/fib'
Benchmark 1: ./libjit/fib
  Time (mean ± σ):      1.632 s ±  0.020 s    [User: 1.630 s, System: 0.002 s]
  Range (min … max):    1.614 s …  1.677 s    10 runs
 
Benchmark 2: ./libgccjit/toyvm ./libgccjit/fibonacci.toy 42
  Time (mean ± σ):     715.3 ms ±  34.3 ms    [User: 666.2 ms, System: 6.8 ms]
  Range (min … max):   688.5 ms … 794.4 ms    10 runs
 
Benchmark 3: ./mir/fib
  Time (mean ± σ):     869.8 ms ±  16.6 ms    [User: 867.9 ms, System: 0.0 ms]
  Range (min … max):   844.5 ms … 907.4 ms    10 runs
 
  Warning: Statistical outliers were detected. Consider re-running this benchmark on a quiet system without any interferences from other programs. It might help to use the '--warmup' or '--prepare' options.
 
Benchmark 4: ./gnu_lightning/fib
  Time (mean ± σ):      1.086 s ±  0.091 s    [User: 1.085 s, System: 0.000 s]
  Range (min … max):    1.004 s …  1.310 s    10 runs
 
Benchmark 5: ./asmjit/fib
  Time (mean ± σ):     658.0 ms ±  71.5 ms    [User: 656.8 ms, System: 1.0 ms]
  Range (min … max):   615.6 ms … 848.6 ms    10 runs
 
  Warning: Statistical outliers were detected. Consider re-running this benchmark on a quiet system without any interferences from other programs. It might help to use the '--warmup' or '--prepare' options.
 
Benchmark 6: ./myjit/fib
  Time (mean ± σ):      1.563 s ±  0.057 s    [User: 1.562 s, System: 0.000 s]
  Range (min … max):    1.477 s …  1.631 s    10 runs
 
Benchmark 7: ./gcc/fib
  Time (mean ± σ):     674.4 ms ±  35.9 ms    [User: 672.7 ms, System: 1.0 ms]
  Range (min … max):   645.6 ms … 762.6 ms    10 runs
 
Benchmark 8: ./nasm/fib
  Time (mean ± σ):     806.9 ms ±  17.8 ms    [User: 805.6 ms, System: 0.0 ms]
  Range (min … max):   786.9 ms … 832.4 ms    10 runs
 
Summary
  ./asmjit/fib ran
    1.02 ± 0.12 times faster than ./gcc/fib
    1.09 ± 0.13 times faster than ./libgccjit/toyvm ./libgccjit/fibonacci.toy 42
    1.23 ± 0.14 times faster than ./nasm/fib
    1.32 ± 0.15 times faster than ./mir/fib
    1.65 ± 0.23 times faster than ./gnu_lightning/fib
    2.38 ± 0.27 times faster than ./myjit/fib
    2.48 ± 0.27 times faster than ./libjit/fib
✔ ~/jit/jitverse [asmjit_example L|✚ 1…1]