Windows 10 on ARM for developers
Download as PPTX, PDF•1 like•578 views
The document discusses the capabilities and performance considerations for running Windows 10 apps on ARM architecture, particularly for devices like HP Envy x2 and Lenovo Miix 630. It outlines the steps for recompiling applications for ARM, including UWP and desktop bridge apps, while noting limitations for certain x86 and x64 apps. Lastly, it emphasizes a positive experience of porting a large quantity of C++ code with minimal adjustments.
Windows 10 on ARM for developers
- 2. Group Program Manager Dir of Software Development
- 3. Always Connected PC Amazing battery lifeWindows 10 Instant OnLTE Connectivity
- 5. HP Envy X2ASUS NovaGo TP370QL Lenovo Miix 630 Qualcomm Snapdragon 835
- 10. Remember - Windows cross-platform by design
- 11. Compiled for ARM64 Compiled for ARM64 Compiled for ARM64 Compiled for ARM64 Compiled for ARM64 Compiled for ARM64 Compiled for ARM64
- 14. App type UWP app store Desktop Bridge (Centennial) store app X86 Win32 desktop app X64 Win32 desktop app Driver (e.g. Anti-Virus) What to do? Recompile for ARM32 Submit x86 version to Store Ensure x86 version available on website No support No support Performance Best Emulation Emulation N/A N/A
- 16. App type What to do? Performance UWP app store Recompile for ARM32 Best Desktop Bridge (centennial) store app Submit x86 version to store Emulation X86 Win32 desktop app Ensure x86 version available on website Emulation X64 Win32 desktop app No support N/A Driver (e.g. Anti-Virus) No support N/A App type What to do? Performance UWP app store Recompile for ARM32, ARM64 Best Desktop Bridge (centennial) store app Recompile for ARM64 Best X86 Win32 desktop app Recompile for ARM64 Best X64 Win32 desktop app Recompile for ARM64 Best Driver (e.g. Anti-Virus) Recompile for ARM64 Best
- 19. Neutral (e.g. PWA) UWP Native desktop Bridge (centennial) Native Win32 desktop Windows 8 Metro Zero work – Just works Minimal – typically zero Some work (e.g. assembly code or 3rd party libs) Some work (e.g. assembly code or 3rd party libs) Move to UWP
- 20. I compiled over 8.5 million lines of C++ code with only very minor tweaks, and it “just worked”. – Morten Nielsen MVP
- 25. Disk/Networking Windows Kernel + Drivers GraphicsCPU H/W Kernel mode Edge, Cortana, Shell… System Services (NTDLL) Native System DLLs Native System DLLs Native System DLLs Usermode x86 app (e.g. Photoshop) WOW Abstraction Layer System Services (NTDLL) X86-to-ARM CPU Emulator NativeCodex86Code x86 System DLLs x86 System DLLs x86 System DLLs CHPE DLLs CHPE DLLs Workload Type Expected performance