Assembly

Iris Yamashita

Qt Virtual Tech Summit Registration is Open!

Published Tuesday January 29th, 2019 | 2 Comments on Qt Virtual Tech Summit Registration is Open!
Posted in Assembly, Automation, Automotive, Biz Circuit, Biz Circuit & Dev Loop, desktop, Dev Loop, Embedded, Events, Internationalization, Internet of Things, Learning, Medical, Qt Design Studio, Qt for Python, Qt Quick, Qt Quick 2, Qt World Summit, QtCreator, Roadmap, Tutorial, UI, Uncategorized

Did you miss Qt World Summit 2018? Fear not. On 12-14 February, the Qt Virtual Tech Summit and Qt experts will be sharing insights in a free online event to equip you with the tools and skills you need to build connected devices, UIs, and applications in 2019 and beyond. Secure your seat today for […]

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Improving string performance with SIMD: the revenge (fromLatin1)

Published Wednesday March 23rd, 2011 | 17 Comments on Improving string performance with SIMD: the revenge (fromLatin1)
Posted in Assembly, Performance, Qt

I had a couple of boring days last week, so to motivate myself I decided to do one of my favourite pastimes: reading disassembly code (no, I don’t have a life). I usually do that to see how well the compiler has optimised certain sections of the code. By doing that, I can at the […]

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Improving the rendering performance with more SIMD

Published Tuesday August 24th, 2010 | 24 Comments on Improving the rendering performance with more SIMD
Posted in Assembly, C++, Painting, Performance, WebKit

With the last two versions of Qt, we consistently improved performance. Qt 4.5 introduced pluggable graphics systems and numerous rendering optimizations. Qt 4.6 brought optimizations all over the place, and the performance on embedded improved continuously with each patch release. A problem with increasing the speed all the time is that we fall short on […]

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