[gcc/devel/c++-coroutines] Merge master r12-2416.

[Iain D Sandoe]

https://gcc.gnu.org/g:47760701da7715ae555d4742803a43e51ae42b4e

commit 47760701da7715ae555d4742803a43e51ae42b4e
Merge: 610919135f3 e0e82856d53
Author: Iain Sandoe <iain@sandoe.co.uk>
Date:   Tue Jul 20 17:43:43 2021 +0100

    Merge master r12-2416.
    
            * Merge master r12-2416-ge0e82856d535f.

Diff:

 .dir-locals.el                                     |   4 +-
 contrib/vimrc                                      |   2 +-
 gcc/ChangeLog                                      |  82 +++++++++++
 gcc/DATESTAMP                                      |   2 +-
 gcc/analyzer/ChangeLog                             |  34 +++++
 gcc/config.gcc                                     |   3 +-
 gcc/config/aarch64/aarch64-simd-builtins.def       |  34 ++---
 gcc/config/aarch64/aarch64-simd.md                 |  24 +---
 gcc/config/aarch64/aarch64.c                       |   8 +-
 gcc/config/aarch64/arm_neon.h                      | 132 ++++++++----------
 gcc/config/i386/i386.c                             |   3 +
 gcc/config/i386/sync.md                            | 152 ---------------------
 gcc/config/rs6000/altivec.md                       |  19 ++-
 gcc/config/rs6000/predicates.md                    |  17 ++-
 gcc/config/rs6000/rs6000-builtin.def               |   8 +-
 gcc/config/rs6000/rs6000-protos.h                  |   2 +-
 gcc/config/rs6000/rs6000.c                         |  59 +++++---
 gcc/config/rs6000/vsx.md                           |   4 +-
 gcc/cp/ChangeLog                                   |  18 +++
 gcc/dwarf2out.c                                    |  12 +-
 gcc/dwarf2out.h                                    |   1 +
 gcc/go/gofrontend/MERGE                            |   2 +-
 gcc/go/gofrontend/gogo.cc                          |  40 ++++++
 gcc/go/gofrontend/gogo.h                           |   8 ++
 gcc/go/gofrontend/types.cc                         |  51 +++++++
 gcc/internal-fn.c                                  |   1 +
 gcc/internal-fn.def                                |   2 +
 gcc/testsuite/ChangeLog                            |  49 +++++++
 gcc/testsuite/gcc.dg/pr101384.c                    |  39 ++++++
 .../gcc.target/aarch64/vect-fmaxv-fminv.x          |  20 +--
 gcc/testsuite/gcc.target/aarch64/vect-vaddv.c      |   4 +-
 gcc/testsuite/gcc.target/aarch64/vect-vmaxv.c      |   2 +-
 gcc/testsuite/gcc.target/i386/pr100637-3w.c        |   6 +-
 gcc/testsuite/gcc.target/i386/pr71245-1.c          |  22 ---
 gcc/testsuite/gcc.target/i386/pr71245-2.c          |  22 ---
 gcc/testsuite/gcc.target/powerpc/mul-vectorize-3.c |  32 +++++
 gcc/testsuite/gcc.target/powerpc/mul-vectorize-4.c |  33 +++++
 gcc/testsuite/gcc.target/powerpc/pr101384-1.c      |  79 +++++++++++
 gcc/testsuite/gcc.target/powerpc/pr101384-2.c      |  79 +++++++++++
 gcc/testsuite/gcc.target/powerpc/pr93658.c         |   2 +-
 gcc/tree-vect-patterns.c                           |  38 ++++--
 libgomp/ChangeLog                                  |   6 +
 libgomp/config/gcn/team.c                          |   3 -
 libgomp/configure.tgt                              |   3 +
 libgomp/libgomp.h                                  |  12 --
 libstdc++-v3/include/bits/hashtable.h              |  15 +-
 libstdc++-v3/src/c++17/fs_ops.cc                   |   3 +-
 .../23_containers/unordered_map/cons/default.cc    |  33 +++++
 .../23_containers/unordered_set/cons/default.cc    |  33 +++++
 .../filesystem/operations/create_directory.cc      |  27 ++++
 .../filesystem/operations/create_directory.cc      |  28 ++++
 51 files changed, 915 insertions(+), 399 deletions(-)