Sohu Tech Products
Feb 3, 2021 · Mobile Development
Binary Reordering and Clang Instrumentation for iOS App Startup Optimization
This article explains the principles of virtual memory and paging, demonstrates how page faults affect iOS app launch time, and provides a step‑by‑step guide to using clang static instrumentation and Xcode order files to reorder binary symbols, reduce page faults, and achieve measurable startup speed improvements.
Binary Reorderingclang instrumentationiOS
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