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Dmitri Gribenko38782b82012-12-09 23:14:26 +00001======================
Hans Wennborg469822e2016-01-13 17:32:32 +00002LLVM 3.9 Release Notes
Dmitri Gribenko38782b82012-12-09 23:14:26 +00003======================
4
5.. contents::
6 :local:
7
Sean Silva1eab30d2013-01-20 03:29:50 +00008.. warning::
Hans Wennborg469822e2016-01-13 17:32:32 +00009 These are in-progress notes for the upcoming LLVM 3.9 release. You may
Nico Webera16bc782015-09-01 21:10:56 +000010 prefer the `LLVM 3.7 Release Notes <http://llvm.org/releases/3.7.0/docs
Sean Silva1eab30d2013-01-20 03:29:50 +000011 /ReleaseNotes.html>`_.
Dmitri Gribenko38782b82012-12-09 23:14:26 +000012
Dmitri Gribenko38782b82012-12-09 23:14:26 +000013
14Introduction
15============
16
17This document contains the release notes for the LLVM Compiler Infrastructure,
Hans Wennborg469822e2016-01-13 17:32:32 +000018release 3.9. Here we describe the status of LLVM, including major improvements
Dmitri Gribenko38782b82012-12-09 23:14:26 +000019from the previous release, improvements in various subprojects of LLVM, and
20some of the current users of the code. All LLVM releases may be downloaded
21from the `LLVM releases web site <http://llvm.org/releases/>`_.
22
23For more information about LLVM, including information about the latest
24release, please check out the `main LLVM web site <http://llvm.org/>`_. If you
25have questions or comments, the `LLVM Developer's Mailing List
Tanya Lattner0d28f802015-08-05 03:51:17 +000026<http://lists.llvm.org/mailman/listinfo/llvm-dev>`_ is a good place to send
Dmitri Gribenko38782b82012-12-09 23:14:26 +000027them.
28
29Note that if you are reading this file from a Subversion checkout or the main
30LLVM web page, this document applies to the *next* release, not the current
31one. To see the release notes for a specific release, please see the `releases
32page <http://llvm.org/releases/>`_.
33
Sean Silva1eab30d2013-01-20 03:29:50 +000034Non-comprehensive list of changes in this release
35=================================================
Hans Wennborg469822e2016-01-13 17:32:32 +000036* .. note about autoconf build having been removed.
Dmitri Gribenko38782b82012-12-09 23:14:26 +000037
Hans Wennborg469822e2016-01-13 17:32:32 +000038* .. note about C API functions LLVMLinkModules, LLVMParseBitcode,
Hans Wennborgaae49c12016-01-13 19:33:49 +000039 LLVMParseBitcodeInContext, LLVMGetBitcodeModuleInContext and
40 LLVMGetBitcodeModule having been removed.
Eric Christophera6b96002015-12-18 01:46:52 +000041
Sean Silva1eab30d2013-01-20 03:29:50 +000042.. NOTE
43 For small 1-3 sentence descriptions, just add an entry at the end of
44 this list. If your description won't fit comfortably in one bullet
45 point (e.g. maybe you would like to give an example of the
46 functionality, or simply have a lot to talk about), see the `NOTE` below
47 for adding a new subsection.
Dmitri Gribenko38782b82012-12-09 23:14:26 +000048
Sean Silva1eab30d2013-01-20 03:29:50 +000049* ... next change ...
Dmitri Gribenko38782b82012-12-09 23:14:26 +000050
Sean Silva1eab30d2013-01-20 03:29:50 +000051.. NOTE
52 If you would like to document a larger change, then you can add a
53 subsection about it right here. You can copy the following boilerplate
54 and un-indent it (the indentation causes it to be inside this comment).
Dmitri Gribenko38782b82012-12-09 23:14:26 +000055
Sean Silva1eab30d2013-01-20 03:29:50 +000056 Special New Feature
57 -------------------
Dmitri Gribenko38782b82012-12-09 23:14:26 +000058
Sean Silva1eab30d2013-01-20 03:29:50 +000059 Makes programs 10x faster by doing Special New Thing.
Dmitri Gribenko38782b82012-12-09 23:14:26 +000060
Renato Golin7c9d0502014-03-18 10:16:15 +000061Changes to the ARM Backend
62--------------------------
63
Rafael Espindolabd334e22014-08-22 21:57:38 +000064 During this release ...
Renato Golin7c9d0502014-03-18 10:16:15 +000065
Renato Golin7c9d0502014-03-18 10:16:15 +000066
Daniel Sandersa4d18fc2014-07-23 12:59:26 +000067Changes to the MIPS Target
68--------------------------
69
Hans Wennborgef818c12015-01-14 18:07:30 +000070 During this release ...
Daniel Sanders1bcd70e2015-01-11 10:34:52 +000071
Daniel Sandersa4d18fc2014-07-23 12:59:26 +000072
Bill Schmidt40049892014-07-31 14:38:17 +000073Changes to the PowerPC Target
Bill Schmidt08616c72014-07-31 15:20:30 +000074-----------------------------
Bill Schmidt40049892014-07-31 14:38:17 +000075
Hans Wennborgef818c12015-01-14 18:07:30 +000076 During this release ...
Bill Schmidta2dece22015-01-12 20:46:43 +000077
Bill Schmidt40049892014-07-31 14:38:17 +000078
NAKAMURA Takumi9ec6a822015-12-21 02:37:23 +000079Changes to the X86 Target
80-----------------------------
81
82 During this release ...
83
Matt Arsenaultcee02cc2016-01-26 04:29:15 +000084Changes to the AMDGPU Target
85-----------------------------
86
87 * Mesa 11.0.x is no longer supported
88
NAKAMURA Takumi9ec6a822015-12-21 02:37:23 +000089
Peter Zotovd1136292015-01-13 09:48:02 +000090Changes to the OCaml bindings
91-----------------------------
92
Hans Wennborgef818c12015-01-14 18:07:30 +000093 During this release ...
Peter Zotovd1136292015-01-13 09:48:02 +000094
Rafael Espindola434e9562015-12-16 23:16:33 +000095
Hans Wennborg469822e2016-01-13 17:32:32 +000096External Open Source Projects Using LLVM 3.9
Pekka Jaaskelainenb531a112013-05-03 07:37:04 +000097============================================
98
99An exciting aspect of LLVM is that it is used as an enabling technology for
100a lot of other language and tools projects. This section lists some of the
Hans Wennborg469822e2016-01-13 17:32:32 +0000101projects that have already been updated to work with LLVM 3.9.
Rafael Espindolabd334e22014-08-22 21:57:38 +0000102
103* A project
Kai Nackeec6e3922013-11-14 05:57:40 +0000104
105
Dmitri Gribenko38782b82012-12-09 23:14:26 +0000106Additional Information
107======================
108
109A wide variety of additional information is available on the `LLVM web page
110<http://llvm.org/>`_, in particular in the `documentation
111<http://llvm.org/docs/>`_ section. The web page also contains versions of the
112API documentation which is up-to-date with the Subversion version of the source
113code. You can access versions of these documents specific to this release by
114going into the ``llvm/docs/`` directory in the LLVM tree.
115
116If you have any questions or comments about LLVM, please feel free to contact
117us via the `mailing lists <http://llvm.org/docs/#maillist>`_.
118