[PATCH for-11.2 0/3] accel/tcg: Add infrastructure for atomic 64-byte load/store

Prepare to implement FEAT_LS64 for AArch64 with some tcg infrastructure.

r~

Richard Henderson (3):
  accel/tcg: Add infrastructure for atomic 64-byte load/store
  host/x86_64: Implement atomic64_set with MOVDIR64B
  host/aarch64: Implement atomic64_{read,set} with FEAT_LS64

 host/include/aarch64/host/cpuinfo.h           |  1 +
 host/include/x86_64/host/cpuinfo.h            |  1 +
 include/accel/tcg/cpu-ldst-common.h           |  6 ++++
 include/qemu/atomic512.h                      | 12 +++++++
 include/qemu/cpuid.h                          |  3 ++
 include/qemu/value64.h                        | 21 +++++++++++
 accel/tcg/cputlb.c                            | 30 ++++++++++++++++
 accel/tcg/user-exec.c                         | 33 +++++++++++++++++
 util/cpuinfo-aarch64.c                        | 14 ++++++--
 util/cpuinfo-i386.c                           |  1 +
 accel/tcg/ldst_common.c.inc                   | 31 ++++++++++++++++
 .../include/aarch64/host/atomic512-ldst.h.inc | 36 +++++++++++++++++++
 .../include/generic/host/atomic512-ldst.h.inc | 16 +++++++++
 host/include/x86_64/host/atomic512-ldst.h.inc | 21 +++++++++++
 meson.build                                   |  8 +++++
 15 files changed, 231 insertions(+), 3 deletions(-)
 create mode 100644 include/qemu/atomic512.h
 create mode 100644 include/qemu/value64.h
 create mode 100644 host/include/aarch64/host/atomic512-ldst.h.inc
 create mode 100644 host/include/generic/host/atomic512-ldst.h.inc
 create mode 100644 host/include/x86_64/host/atomic512-ldst.h.inc

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2.43.0