Reference

    • ORC Design and Implementation
    • Describes the design and implementation of the ORC APIs, including someusage examples, and a guide for users transitioning from ORCv1 to ORCv2.

    LLVM Reference

    • LLVM Command Guide
    • A reference manual for the LLVM command line utilities (“man” pages for LLVMtools).
    • Automatic bug finder and test-case reducer description and usageinformation.
    • Using -opt-bisect-limit to debug optimization errors
    • A command line option for debugging optimization-induced failures.
    • A detailed description of the Microsoft PDB (Program Database) file format.

    Garbage Collection

    • The interfaces source-language compilers should use for compiling GC’dprograms.
    • Garbage Collection Safepoints in LLVM
    • This describes a set of experimental extensions for garbagecollection support.
    • A library for writing in-process guided fuzzers.
    • Information on writing and using Fuzzers to find bugs in LLVM.

    LLVM IR

    • Defines the LLVM intermediate representation and the assembly form of thedifferent nodes.
    • Design and Usage of the InAlloca Attribute
    • Description of the argument attribute.
    • This describes the file format and encoding used for LLVM “bc” files.
    • Machine IR (MIR) Format Reference Manual
    • A reference manual for the MIR serialization format, which is used to testLLVM’s code generation passes.
    • This describes the prototype instruction selection replacement, GlobalISel.
    • LLVM Testing Infrastructure Guide
    • A reference manual for using the LLVM testing infrastructure.
    • Describes how to compile and run the test-suite benchmarks.
    • GWP-ASan
    • A sampled heap memory error detection toolkit designed for production use.

    XRay

    • XRay Instrumentation
    • High-level documentation of how to use XRay in LLVM.
    • An example of how to debug an application with XRay.
    • FaultMaps and implicit checks
    • LLVM support for folding control flow into faulting machine instructions.
    • Information about LLVM’s concurrency model.
    • This document describes the design and implementation of exception handlingin LLVM.
    • LLVM Extensions
    • LLVM-specific extensions to tools and formats LLVM seeks compatibility with.
    • How to make , , etc. available for clients of yourclass hierarchy.
    • LLVM Block Frequency Terminology
    • Provides information about terminology used in the analysis pass.
    • Provides information about Branch Prediction Information.
    • The Often Misunderstood GEP Instruction
    • Answers to some very frequent questions about LLVM’s most frequentlymisunderstood instruction.
    • A library that implements a security-hardened malloc().
    • MemTagSanitizer
    • Security hardening for production code aiming to mitigate memoryrelated vulnerabilities. Based on the Armv8.5-A Memory Tagging Extension.
    • A description of the design of the various dependence graphs such asthe DDG (Data Dependence Graph).
    • Speculative Load Hardening
    • A description of the Speculative Load Hardening mitigation for Spectre v1.
    • This document describes segmented stacks and how they are used in LLVM.
    • LLVM’s Optional Rich Disassembly Output
    • This document describes the optional rich disassembly output syntax.
    • LLVM support for mapping instruction addresses to the location ofvalues and allowing code to be patched.
    • Coroutines in LLVM
    • LLVM support for coroutines.
    • A reference guide for using LLVM’s YAML I/O library.