3 Subsystem Documentation
4 =======================
29 * :doc:`WritingAnLLVMPass`
31 Information on how to write LLVM transformations and analyses.
33 * :doc:`WritingAnLLVMBackend`
35 Information on how to write LLVM backends for machine targets.
37 * :ref:`code_generator`
39 The design and implementation of the LLVM code generator. Useful if you are
40 working on retargetting LLVM to a new architecture, designing a new codegen
41 pass, or enhancing existing components.
45 Describes the TableGen tool, which is used heavily by the LLVM code
48 * :ref:`alias_analysis`
50 Information on how to write a new alias analysis implementation or how to
51 use existing analyses.
53 * :doc:`GarbageCollection`
55 The interfaces source-language compilers should use for compiling GC'd
58 * :doc:`Source Level Debugging with LLVM <SourceLevelDebugging>`
60 This document describes the design and philosophy behind the LLVM
61 source-level debugger.
65 This document describes the current status of vectorization in LLVM.
67 * :ref:`exception_handling`
69 This document describes the design and implementation of exception handling
74 Automatic bug finder and test-case reducer description and usage
77 * :ref:`bitcode_format`
79 This describes the file format and encoding used for LLVM "bc" files.
81 * :doc:`System Library <SystemLibrary>`
83 This document describes the LLVM System Library (``lib/System``) and
84 how to keep LLVM source code portable
88 This document describes the interface between LLVM intermodular optimizer
89 and the linker and its design
93 How to build your programs with link-time optimization on Linux.
95 * :ref:`debugging-jited-code`
97 How to debug JITed code with GDB.
99 * :ref:`branch_weight`
101 Provides information about Branch Prediction Information.
103 * :ref:`segmented_stacks`
105 This document describes segmented stacks and how they are used in LLVM.
107 * :ref:`marked_up_disassembly`
109 This document describes the optional rich disassembly output syntax.