mulle-objc-runtime
⏩ A fast, portable Objective-C runtime written 100% in C11
Integrate mulle-objc-runtime with mulle-clang by installing the mulle-objc-cc toolchain and compiling .m files using the mulle-clang driver for essential preprocessor macros and metadata generation.
How Method Signature Encoding Works in mulle-objc-runtimeDiscover how method signature encoding in mulle-objc-runtime uses compact ASCII strings to define memory layout and object ownership for efficient method dispatch.
How to Work with Properties and Ivar Layout in mulle‑objc‑runtimeMaster properties and ivar layout in mulle‑objc‑runtime with our guide. Understand ivar descriptors, property descriptors, and accessor implementations for zero-overhead direct memory access and full introspection.
How to Debug and Trace Runtime Calls in mulle-objc-runtimeDebug and trace runtime calls in mulle-objc-runtime using MULLE_OBJC_TRACE_* environment variables. Gain insights without recompilation.
How Exception Handling Works in mulle-objc Runtime: Try-Catch-Finally ImplementationExplore mulle-objc runtime's try catch finally implementation. Discover how vector tables and setjmp longjmp enable robust exception handling in Objective-C.
Understanding the Mulle-ObjC Load Info Structure: How Code Is Loaded into the RuntimeDiscover the mulle_objc_loadinfo structure and how mulle-objc runtime safely registers code. Learn about the metadata container for classes, categories, strings and version compatibility.
How to Use Vararg Extensions for Method Calls in Mulle-ObjC RuntimeLearn to use vararg extensions for dynamic method calls in Mulle-ObjC. Discover macros to build argument lists with objects selectors and primitives for efficient invocation via mulle_objc_object_call.
How Fast Enumeration Works in Mulle-ObjC: NSFastEnumeration Protocol and Compiler InternalsDiscover how Mulle-ObjC optimizes fast enumeration using the NSFastEnumeration protocol and compiler transformations. Learn how mutation detection enhances stability. Read now!
How the Implementation Cache (impcache) Works in mulle-objc-runtime: Lock-Free Method DispatchDiscover how mulle-objc-runtime's impcache implements lock-free method dispatch. Learn about its atomic operations for dynamic growth and efficient invalidation without blocking.
How to Handle the Fragile Base Class Problem in the Mulle-ObjC RuntimeLearn how the mulle-objc runtime prevents fragile base class crashes by computing and comparing ivar layout hashes at load time. Ensure runtime stability and understand mismatch handling.
Understanding the Infraclass and Metaclass Hierarchy in mulle-objc-runtimeExplore the infraclass and metaclass hierarchy in mulle-objc-runtime. Understand how three C structures create parallel inheritance chains for instance and class behavior.
How Tagged Pointer Optimization Works in mulle-objc: 32-bit vs 64-bit ArchitectureDiscover how tagged pointer optimization works in mulle-objc, storing small objects in pointers to eliminate heap allocations and boost performance on 32-bit and 64-bit systems.
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