This is an archive of the discontinued LLVM Phabricator instance.

Differential D134430

[SystemZ] Relase notes for LLVM 15
ClosedPublic

Authored by jonpa on Sep 22 2022, 5:36 AM.

Details

Reviewers
uweigand
tstellar
thieta
Summary

Unfortunately these notes were compiled until now, but these are the release notes for SystemZ.

(Did not find anything under clang)

@tstellar Should I push this patch onto release/15.x once approved, or will you apply it?

Diff Detail

Build Status
Buildable 188152

Event Timeline

jonpa created this revision.Sep 22 2022, 5:36 AM
Herald added a project: Restricted Project. · View Herald TranscriptSep 22 2022, 5:36 AM
jonpa requested review of this revision.Sep 22 2022, 5:36 AM
Herald added a project: Restricted Project. · View Herald TranscriptSep 22 2022, 5:36 AM
Herald added a subscriber: llvm-commits. · View Herald Transcript
Harbormaster completed remote builds in B188152: Diff 462146.Sep 22 2022, 5:36 AM
uweigand added a comment.Sep 22 2022, 6:23 AM

SystemZ content LGTM. Thanks!

jonpa added a comment.Oct 4 2022, 9:31 AM

ping to release manager...

jonpa added a comment.Oct 10 2022, 11:38 PM

ping!

efriedma added a reviewer: thieta.Oct 12 2022, 3:02 PM
jonpa added a comment.Oct 17 2022, 6:52 AM

ping!

tstellar accepted this revision.Oct 25 2022, 4:45 PM

Committed to release/15.x branch as 1e1c5204c25914951fbda55af5593056586e6b6f.

This revision is now accepted and ready to land.Oct 25 2022, 4:45 PM
tstellar closed this revision.Oct 25 2022, 4:45 PM

Revision Contents

PathSize
llvm/
docs/
14 lines

Diff 462146

llvm/docs/ReleaseNotes.rst

Show First 20 Lines • Show All 221 Lines • ▼ Show 20 Lines
* Assembler and disassembler support for the hypervisor extension and for the * Assembler and disassembler support for the hypervisor extension and for the
Sinval supervisor memory-management extension. Sinval supervisor memory-management extension.
Changes to the WebAssembly Backend Changes to the WebAssembly Backend
---------------------------------- ----------------------------------
* ... * ...
Changes to the SystemZ Backend
------------------------------
* Support z16 processor name.
* Machine scheduler description for z16.
* Add support for inline assembly address operands ("p") as well as for SystemZ
specific address operands ("ZQ", "ZR", "ZS" and "ZT").
* Efficient handling of small memcpy/memset operations up to 32 bytes.
* Tuning of the inliner.
* Fixing emission of library calls so that narrow integer arguments are sign or
zero extended per the SystemZ ABI.
* Support added for libunwind.
* Various minor improvements and bugfixes.
Changes to the X86 Backend Changes to the X86 Backend
-------------------------- --------------------------
* Support ``half`` type on SSE2 and above targets following X86 psABI. * Support ``half`` type on SSE2 and above targets following X86 psABI.
* Support ``rdpru`` instruction on Zen2 and above targets. * Support ``rdpru`` instruction on Zen2 and above targets.
During this release, ``half`` type has an ABI breaking change to provide the During this release, ``half`` type has an ABI breaking change to provide the
support for the ABI of ``_Float16`` type on SSE2 and above following X86 psABI. support for the ABI of ``_Float16`` type on SSE2 and above following X86 psABI.
▲ Show 20 Lines • Show All 197 Lines • Show Last 20 Lines