2012-12-10 07:14:26 +08:00
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======================
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2016-01-14 01:32:32 +08:00
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LLVM 3.9 Release Notes
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2012-12-10 07:14:26 +08:00
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======================
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.. contents::
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:local:
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2013-01-20 11:29:50 +08:00
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.. warning::
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2016-01-14 01:32:32 +08:00
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These are in-progress notes for the upcoming LLVM 3.9 release. You may
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2015-09-02 05:10:56 +08:00
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prefer the `LLVM 3.7 Release Notes <http://llvm.org/releases/3.7.0/docs
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2013-01-20 11:29:50 +08:00
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/ReleaseNotes.html>`_.
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2012-12-10 07:14:26 +08:00
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Introduction
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============
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This document contains the release notes for the LLVM Compiler Infrastructure,
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2016-01-14 01:32:32 +08:00
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release 3.9. Here we describe the status of LLVM, including major improvements
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from the previous release, improvements in various subprojects of LLVM, and
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some of the current users of the code. All LLVM releases may be downloaded
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from the `LLVM releases web site <http://llvm.org/releases/>`_.
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For more information about LLVM, including information about the latest
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release, please check out the `main LLVM web site <http://llvm.org/>`_. If you
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have questions or comments, the `LLVM Developer's Mailing List
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2015-08-05 11:51:17 +08:00
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<http://lists.llvm.org/mailman/listinfo/llvm-dev>`_ is a good place to send
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2012-12-10 07:14:26 +08:00
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them.
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Note that if you are reading this file from a Subversion checkout or the main
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LLVM web page, this document applies to the *next* release, not the current
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one. To see the release notes for a specific release, please see the `releases
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page <http://llvm.org/releases/>`_.
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2013-01-20 11:29:50 +08:00
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Non-comprehensive list of changes in this release
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=================================================
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* .. note about autoconf build having been removed.
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2012-12-10 07:14:26 +08:00
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2016-02-12 23:28:45 +08:00
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* .. note about C API functions LLVMParseBitcode,
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2016-01-14 03:33:49 +08:00
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LLVMParseBitcodeInContext, LLVMGetBitcodeModuleInContext and
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2016-02-12 14:22:00 +08:00
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LLVMGetBitcodeModule having been removed. LLVMGetTargetMachineData has been
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removed (use LLVMGetDataLayout instead).
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2015-12-18 09:46:52 +08:00
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2016-02-12 23:28:45 +08:00
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* The C API function LLVMLinkModules has been removed.
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2016-02-16 08:22:02 +08:00
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* The C API function LLVMAddTargetData has been removed.
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2016-02-16 08:23:52 +08:00
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* The C API function LLVMGetDataLayout is deprecated
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in favor of LLVMGetDataLayoutStr.
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2013-01-20 11:29:50 +08:00
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.. NOTE
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For small 1-3 sentence descriptions, just add an entry at the end of
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this list. If your description won't fit comfortably in one bullet
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point (e.g. maybe you would like to give an example of the
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functionality, or simply have a lot to talk about), see the `NOTE` below
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for adding a new subsection.
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2012-12-10 07:14:26 +08:00
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2013-01-20 11:29:50 +08:00
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* ... next change ...
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2013-01-20 11:29:50 +08:00
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.. NOTE
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If you would like to document a larger change, then you can add a
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subsection about it right here. You can copy the following boilerplate
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and un-indent it (the indentation causes it to be inside this comment).
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2013-01-20 11:29:50 +08:00
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Special New Feature
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-------------------
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2013-01-20 11:29:50 +08:00
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Makes programs 10x faster by doing Special New Thing.
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2012-12-10 07:14:26 +08:00
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2014-03-18 18:16:15 +08:00
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Changes to the ARM Backend
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--------------------------
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2014-08-23 05:57:38 +08:00
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During this release ...
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2014-03-18 18:16:15 +08:00
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2014-07-23 20:59:26 +08:00
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Changes to the MIPS Target
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--------------------------
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2015-01-15 02:07:30 +08:00
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During this release ...
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2015-01-11 18:34:52 +08:00
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2014-07-23 20:59:26 +08:00
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2014-07-31 22:38:17 +08:00
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Changes to the PowerPC Target
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2014-07-31 23:20:30 +08:00
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-----------------------------
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2014-07-31 22:38:17 +08:00
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2015-01-15 02:07:30 +08:00
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During this release ...
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2015-01-13 04:46:43 +08:00
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2014-07-31 22:38:17 +08:00
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2015-12-21 10:37:23 +08:00
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Changes to the X86 Target
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-----------------------------
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During this release ...
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2016-01-26 12:29:15 +08:00
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Changes to the AMDGPU Target
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-----------------------------
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* Mesa 11.0.x is no longer supported
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2015-12-21 10:37:23 +08:00
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2015-01-13 17:48:02 +08:00
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Changes to the OCaml bindings
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-----------------------------
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2015-01-15 02:07:30 +08:00
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During this release ...
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2015-01-13 17:48:02 +08:00
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2016-02-18 03:35:47 +08:00
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Support for attribute 'notail' has been added
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---------------------------------------------
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This marker prevents optimization passes from adding 'tail' or
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'musttail' markers to a call. It is used to prevent tail call
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optimization from being performed on the call.
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2015-01-13 17:48:02 +08:00
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2016-01-14 01:32:32 +08:00
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External Open Source Projects Using LLVM 3.9
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2013-05-03 15:37:04 +08:00
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============================================
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An exciting aspect of LLVM is that it is used as an enabling technology for
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a lot of other language and tools projects. This section lists some of the
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2016-01-14 01:32:32 +08:00
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projects that have already been updated to work with LLVM 3.9.
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2014-08-23 05:57:38 +08:00
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* A project
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2013-11-14 13:57:40 +08:00
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2012-12-10 07:14:26 +08:00
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Additional Information
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======================
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A wide variety of additional information is available on the `LLVM web page
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<http://llvm.org/>`_, in particular in the `documentation
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<http://llvm.org/docs/>`_ section. The web page also contains versions of the
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API documentation which is up-to-date with the Subversion version of the source
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code. You can access versions of these documents specific to this release by
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going into the ``llvm/docs/`` directory in the LLVM tree.
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If you have any questions or comments about LLVM, please feel free to contact
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us via the `mailing lists <http://llvm.org/docs/#maillist>`_.
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