A matsayin wani ɓangare na aikin bincike
Don gwaji
A mataki na gaba, an kuma shirya don matsar da ingantattun hanyoyin RTL zuwa cikin zaren daban, la'akari da halayen dandamali na hardware. Bayan haka, muna shirin aiwatar da daidaitawa na intraprocedural optimizations (IPA) da aka yi amfani da lambar a cikin aikin, ba tare da la'akari da ƙayyadaddun kiran ba. Matsakaicin iyaka a yanzu shine mai tattara shara, wanda ya kara kulle duniya wanda ke hana ayyukan tattara datti yayin da yake gudana a cikin nau'ikan zaren da yawa (a nan gaba za a daidaita mai tattara shara don aiwatar da zaren da yawa na GCC).
Don kimanta canje-canje a cikin aikin, an shirya babban ɗakin gwaji wanda ya haɗa fayil ɗin gimple-match.c, wanda ya haɗa da layukan lamba sama da dubu 100 da ayyuka 1700. Gwaje-gwaje akan tsarin tare da Intel Core i5-8250U CPU tare da muryoyin jiki guda 4 da 8 kama-da-wane (Hyperthreading) sun nuna raguwar lokacin aiwatar da intra Procedural GIMPLE ingantawa daga 7 zuwa 4 seconds lokacin gudanar da zaren 2 da zuwa 3 seconds lokacin gudu 4 zaren, i.e. An samu karuwa a cikin sauri na matakin taro da aka yi la'akari da shi sau 1.72 da 2.52, bi da bi. Gwaje-gwaje kuma sun nuna cewa yin amfani da maƙallan ƙira tare da Hyperthreading baya haifar da haɓaka aiki.
An rage yawan lokacin ginin gabaɗaya da kusan 10%, amma bisa ga hasashen, daidaitawa da ingantawa na RTL zai ba da damar samun ƙarin sakamako mai ma'ana, tunda wannan matakin yana ɗaukar lokaci mai yawa yayin haɗawa. Kusan bayan daidaitawar RTL, jimlar lokacin taron za a rage ta sau 1.61. Bayan wannan, zai yiwu a rage lokacin ginawa ta wani 5-10% ta hanyar daidaita haɓakar IPA.
source: budenet.ru