[llvm-dev] [Release-testers] [11.0.0 Release] Please help writing release notes!

[Hans Wennborg via llvm-dev]

Committed to 11.x as b6efbd6b5f22d0a251d2fba9a5d24ac21760b1cc. Thanks!

On Thu, Oct 1, 2020 at 3:29 AM Lang Hames <lhames at gmail.com> wrote:
>
> Hi Hans,
>
> Apologies if I got here too late, but just in case I didn't here are some JIT release notes for 11.0.0:
>
> - LLJIT now supports execution of static inits / deinits via the LLJIT::initialize and LLJIT::deinitialize methods
> - Static libraries can now be added to a JITDylib using the StaticLibraryDefinitionGenerator class
> - A C API has been added for OrcV2 (llvm-project/llvm/include/llvm-c/Orc.h)
> - Several OrcV2 example projects have been added to llvm-project/llvm/examples/OrcV2Examples
> - Many bug fixes and API improvements
>
> -- Lang.
>
> On Tue, Sep 15, 2020 at 11:19 AM Hans Wennborg via llvm-dev <llvm-dev at lists.llvm.org> wrote:
>>
>> Thanks! Committed in 158581772fc8f3d6c601ceba14a08285e46cb7e9
>>
>> On Tue, Sep 15, 2020 at 4:23 PM Ahsan Saghir <saghir.ibm at gmail.com> wrote:
>> >
>> > Hi Hans,
>> >              Here are the PowerPC release notes for 11.0.0:
>> >
>> > Optimization:
>> >
>> > Improved Loop Unroll-and-Jam legality checks, allowing it to handle more than two level loop nests
>> > Improved Loop Unroll to be able to unroll more loops
>> > Implemented an option to allow loop fusion to work on loops with different constant trip counts
>> >
>> > Codegen:
>> >
>> > POWER10 support
>> >
>> > Added PC Relative addressing
>> > Added __int128 vector bool support
>> >
>> > Security enhancement via probe-stack attribute support to protect against stack clash
>> > Floating point support enhancements
>> >
>> > Improved half precision and quad precision support, including GLIBC
>> > constrained FP operation support for arithmetic/rounding/max/min
>> > cleaning up fast math flags checks in DAGCombine, Legalizer, and Lowering
>> >
>> > Performance improvements from instruction exploitation, especially for vector permute on LE
>> > Scheduling enhancements
>> >
>> > Added MacroFusion for POWER8
>> > Added post-ra heuristics for POWER9
>> >
>> > Target dependent passes tuning
>> >
>> > Updated LoopStrengthReduce to use instruction number as first priority
>> > Enhanced MachineCombiner to expose more ILP
>> >
>> > Code quality and maintenance enhancements
>> >
>> > Enabled more machine verification passes
>> > Added ability to parse and emit additional extended mnemonics
>> > Numerous bug fixes
>> >
>> > AIX Support Improvements:
>> >
>> > Enabled compile and link such that a simple <stdio.h> "Hello World" program works with standard headers
>> > Added support for the C calling convention for non-vector code
>> > Implemented correct stack frame layout for functions
>> > In llvm-objdump, added support for relocations, improved selection of symbol labels, and added the --symbol-description option
>> >
>> >
>> > Thanks,
>> >
>> > Regards,
>> > Ahsan Saghir.
>> >
>> > On Tue, 25 Aug 2020 at 14:00, Hans Wennborg via Release-testers <release-testers at lists.llvm.org> wrote:
>> >>
>> >> Hello everyone,
>> >>
>> >> With the release drawing near, it would be great to get the release
>> >> notes into better shape.
>> >>
>> >> You can see the notes from rc2 online here:
>> >> https://prereleases.llvm.org/11.0.0/#rc2
>> >>
>> >> The release notes are typically the first thing people look at after
>> >> the release, so it's a great opportunity to highlight the work that's
>> >> been done since the last release.
>> >>
>> >> If you can think of anything interesting that happened over the last
>> >> six months, please consider adding to the notes by sending me a patch,
>> >> committing directly to the notes on the release/11.x branch, or just
>> >> sending me some text in an email.
>> >>
>> >> Thanks,
>> >> Hans
>> >> _______________________________________________
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>> >> Release-testers at lists.llvm.org
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