[gcc/devel/sphinx] Merge branch 'master' into devel/sphinx

[Martin Liska]

https://gcc.gnu.org/g:b629a7958faf817ef658e3ce59183bfb9ccefe96

commit b629a7958faf817ef658e3ce59183bfb9ccefe96
Merge: 9fce2fbb1df c16d9f78dc8
Author: Martin Liska <mliska@suse.cz>
Date:   Wed Aug 10 09:18:18 2022 +0200

    Merge branch 'master' into devel/sphinx

Diff:

 gcc/ChangeLog                                 | 95 +++++++++++++++++++++++++++
 gcc/DATESTAMP                                 |  2 +-
 gcc/analyzer/ChangeLog                        |  6 ++
 gcc/analyzer/region-model.cc                  |  8 +++
 gcc/config/i386/i386-features.cc              | 95 +++++++++++++++++++--------
 gcc/config/i386/i386.cc                       | 16 ++++-
 gcc/config/i386/i386.md                       | 21 ++++++
 gcc/config/i386/sse.md                        | 13 ++++
 gcc/d/ChangeLog                               | 14 ++++
 gcc/doc/invoke.texi                           | 81 +++++++++++++++++++++++
 gcc/fold-const.cc                             | 54 ---------------
 gcc/jit/ChangeLog                             |  5 ++
 gcc/jit/libgccjit.h                           |  4 +-
 gcc/match.pd                                  | 45 +++++++++----
 gcc/testsuite/ChangeLog                       | 39 +++++++++++
 gcc/testsuite/gcc.dg/analyzer/error-uninit.c  | 29 ++++++++
 gcc/testsuite/gcc.dg/analyzer/fd-uninit-1.c   | 21 ++++++
 gcc/testsuite/gcc.dg/analyzer/file-uninit-1.c | 52 +++++++++++++++
 gcc/testsuite/gcc.dg/fold-eqandshift-4.c      | 46 +++++++++++++
 gcc/testsuite/gcc.target/i386/sse4_1-stv-8.c  | 11 ++++
 20 files changed, 562 insertions(+), 95 deletions(-)