feat: add generator

[Chronostasys]

related to #286

close #320

[codecov]

Codecov Report

Merging #319 (a332a47) into master (1739aba) will decrease coverage by 0.08%.
Report is 2 commits behind head on master.
The diff coverage is 85.95%.

Additional details and impacted files

@@            Coverage Diff             @@
##           master     #319      +/-   ##
==========================================
- Coverage   85.88%   85.81%   -0.08%     
==========================================
  Files         101      100       -1     
  Lines       19613    20693    +1080     
==========================================
+ Hits        16845    17758     +913     
- Misses       2768     2935     +167     

Files Changed	Coverage Δ
immix/src/llvm_stackmap/mod.rs	3.84% <0.00%> (ø)
src/ast/builder/mod.rs	33.33% <ø> (ø)
src/ast/diag.rs	61.83% <ø> (ø)
src/ast/node/mod.rs	82.48% <ø> (ø)
src/ast/tokens.rs	70.83% <ø> (+4.16%)	⬆️
src/jar.rs	100.00% <ø> (ø)
src/ast/plmod.rs	77.85% <38.70%> (-3.34%)	⬇️
src/ast/ctx/builtins.rs	59.95% <48.13%> (-11.10%)	⬇️
src/ast/node/control.rs	92.62% <50.00%> (ø)
src/ast/range.rs	78.57% <50.00%> (-3.01%)	⬇️
... and 28 more

... and 13 files with indirect coverage changes

[github-actions]

Benchmark for 4b873fa

Click to view benchmark

Test	Base	PR	%
multithreads(2) gc benchmark--65535 small objects(per thread)	1544.2±68.91µs	1757.7±471.64µs	+13.83%
plimmixgc/multi-thread gc stress benchmark small objects	1184.7±45.50ms	1205.7±55.63ms	+1.77%
plimmixgc/singlethread gc stress benchmark small objects	1078.6±23.83ms	1058.1±22.41ms	-1.90%
singlethread gc benchmark--65535 small objects	1372.8±9.47µs	1349.2±39.87µs	-1.72%
singlethread gc mark benchmark--65535 small objects	758.2±7.12µs	743.0±8.37µs	-2.00%
singlethread gc sweep benchmark--65535 small objects	607.7±4.92µs	603.0±3.95µs	-0.77%

[github-actions]

Benchmark for ac2b814

Click to view benchmark

Test	Base	PR	%
multithreads(2) gc benchmark--65535 small objects(per thread)	1196.6±283.54µs	1122.6±32.38µs	-6.18%
plimmixgc/multi-thread gc stress benchmark small objects	966.0±24.95ms	921.5±66.29ms	-4.61%
plimmixgc/singlethread gc stress benchmark small objects	903.9±19.80ms	831.5±16.10ms	-8.01%
singlethread gc benchmark--65535 small objects	1052.4±4.38µs	1051.2±2.10µs	-0.11%
singlethread gc mark benchmark--65535 small objects	576.3±3.17µs	576.7±3.11µs	+0.07%
singlethread gc sweep benchmark--65535 small objects	475.5±0.69µs	472.7±1.11µs	-0.59%

[github-actions]

Benchmark for 468dc15

Click to view benchmark

Test	Base	PR	%
multithreads(2) gc benchmark--65535 small objects(per thread)	1243.0±76.70µs	1302.6±201.51µs	+4.79%
plimmixgc/multi-thread gc stress benchmark small objects	1152.7±29.16ms	1130.8±25.39ms	-1.90%
plimmixgc/singlethread gc stress benchmark small objects	1048.1±18.28ms	1032.3±13.88ms	-1.51%
singlethread gc benchmark--65535 small objects	1129.2±2.60µs	1101.4±2.47µs	-2.46%
singlethread gc mark benchmark--65535 small objects	637.4±2.44µs	598.2±3.90µs	-6.15%
singlethread gc sweep benchmark--65535 small objects	505.3±0.86µs	503.8±0.78µs	-0.30%