ruby.git/ext/bigdecimal/feature.h, branch v3_3_11 The Ruby Programming Language [ruby/bigdecimal] Implement special conversions for 64-bit integers 2021-01-01T15:54:09+00:00 Kenta Murata mrkn@mrkn.jp 2020-12-31T19:13:12+00:00 448a67cd812d0be0a7f1cc871daa598c3b846143 This change improves the conversion speed from small integers. ``` Comparison: big_n9 master: 4003688.9 i/s bigdecimal 3.0.0: 1270551.0 i/s - 3.15x slower big_n19 master: 5410096.4 i/s bigdecimal 3.0.0: 1000250.3 i/s - 5.41x slower ``` https://github.com/ruby/bigdecimal/commit/3429bd7e6f 
This change improves the conversion speed from small integers.

```
Comparison:
                           big_n9
              master:   4003688.9 i/s
    bigdecimal 3.0.0:   1270551.0 i/s - 3.15x  slower

                          big_n19
              master:   5410096.4 i/s
    bigdecimal 3.0.0:   1000250.3 i/s - 5.41x  slower
```

https://github.com/ruby/bigdecimal/commit/3429bd7e6f