========================
-LLVM 8.0.0 Release Notes
+LLVM 9.0.0 Release Notes
========================
.. contents::
:local:
.. warning::
- These are in-progress notes for the upcoming LLVM 8 release.
+ These are in-progress notes for the upcoming LLVM 9 release.
Release notes for previous releases can be found on
`the Download Page <https://releases.llvm.org/download.html>`_.
============
This document contains the release notes for the LLVM Compiler Infrastructure,
-release 8.0.0. Here we describe the status of LLVM, including major improvements
+release 9.0.0. Here we describe the status of LLVM, including major improvements
from the previous release, improvements in various subprojects of LLVM, and
some of the current users of the code. All LLVM releases may be downloaded
from the `LLVM releases web site <https://llvm.org/releases/>`_.
functionality, or simply have a lot to talk about), see the `NOTE` below
for adding a new subsection.
-* The **llvm-cov** tool can now export lcov trace files using the
- `-format=lcov` option of the `export` command.
-
-* The add_llvm_loadable_module CMake macro has been removed. The
- add_llvm_library macro with the MODULE argument now provides the same
- functionality. See `Writing an LLVM Pass
- <WritingAnLLVMPass.html#setting-up-the-build-environment>`_.
-
.. NOTE
If you would like to document a larger change, then you can add a
subsection about it right here. You can copy the following boilerplate
Changes to the X86 Target
-------------------------
-* Machine model for AMD bdver2 (Piledriver) CPU was added. It is used to support
- instruction scheduling and other instruction cost heuristics.
+ During this release ...
Changes to the AMDGPU Target
-----------------------------
Changes to the WebAssembly Target
---------------------------------
-The WebAssembly target is no longer "experimental"! It's now built by default,
-rather than needing to be enabled with LLVM_EXPERIMENTAL_TARGETS_TO_BUILD.
-
-The object file format and core C ABI are now considered stable. That said,
-the object file format has an ABI versioning capability, and one anticipated
-use for it will be to add support for returning small structs as multiple
-return values, once the underlying WebAssembly platform itself supports it.
-Additionally, multithreading support is not yet included in the stable ABI.
+ During this release ...
Changes to the OCaml bindings
Changes to the DAG infrastructure
---------------------------------
-External Open Source Projects Using LLVM 8
+External Open Source Projects Using LLVM 9
==========================================
* A project...