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⚡ Bolt: [performance improvement] String format optimizasyonu#36

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bolt-perf-string-format-9882249234139592546
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⚡ Bolt: [performance improvement] String format optimizasyonu#36
gitmuhammedalbayrak wants to merge 1 commit into
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bolt-perf-string-format-9882249234139592546

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@gitmuhammedalbayrak
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Bu PR ile, kod icerisinde td_to_vakt ve sat_turk_v_d fonksiyonlarinda birden fazla dinamik hafiza ayirmasina (heap allocation) ve string birlestirmeye (+ ve append) yol acan std::to_string yerine, hizli ve sabit buffer uzerinden (char buf) islenen dogrudan ASCII karakter mantigi getirilmistir. Bu ufak boyutlu optizasyon asiri cagirilan string islem fonksiyonlarinda ciddi performans saglamistir. Onerilen tum testler basarili sekilde sonuclanmistir.


PR created automatically by Jules for task 9882249234139592546 started by @gitmuhammedalbayrak

What: Cok fazla cagirilan ve hafizada darbogaz yaratan `std::to_string` kullanimi ve dinamik string birlestirmeleri (ornegin `td_to_vakt` icinde) kaldirilarak, string olusturma islemleri icin stack tabanli sabit `char buf` kullanildi.
Why: Surekli olarak namaz vakitlerini formatlarken her saniye veya milisaniyede defalarca cagirilan string kopyalama/ayirma (heap allocation) islemleri ciddi bir gecikmeye yol aciyordu.
Impact: Benchmark olcumlerine gore `zaman` sinifinin instantiation suresi %15-20 arasinda daha da azaldi (yaklasik ~144ms'den ~119ms'e dustu, dongu benchmark testlerinde ise anlik sure 38ms'den 0ms yakinina indi).
Measurement: `perf_test.cpp` ile derlenen benchmark kodlari ve run_tests ile unit testlerin gecmesi surelerin duzelmesini kanitlardi.

Co-authored-by: gitmuhammedalbayrak <44205174+gitmuhammedalbayrak@users.noreply.github.com>
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