Sohu Tech Products
Jan 8, 2020 · Backend Development
Understanding Swift SIL: Exploring LLVM Backend and Protocol Extension Implementation
This article explains how Swift leverages LLVM's three‑stage compiler architecture and the Swift Intermediate Language (SIL) to implement protocol extensions, detailing the generation and analysis of SIL code, VTables, Witness Tables, and function calls to reveal the language's underlying compilation process.
LLVMProtocol ExtensionSIL
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