[PULL 00/10] bufferiszero improvements

[Richard Henderson]

The following changes since commit 4977ce198d2390bff8c71ad5cb1a5f6aa24b56fb:

  Merge tag 'pull-tcg-20240501' of https://gitlab.com/rth7680/qemu into staging 
(2024-05-01 15:15:33 -0700)

are available in the Git repository at:

  https://gitlab.com/rth7680/qemu.git tags/pull-misc-20240503

for you to fetch changes up to a06d9eddb015a9f5895161b0a3958a2e4be21579:

  tests/bench: Add bufferiszero-bench (2024-05-03 08:03:35 -0700)

----------------------------------------------------------------
util/bufferiszero:
  - Remove sse4.1 and avx512 variants
  - Reorganize for early test for acceleration
  - Remove useless prefetches
  - Optimize sse2, avx2 and integer variants
  - Add simd acceleration for aarch64
  - Add bufferiszero-bench

----------------------------------------------------------------
Alexander Monakov (5):
      util/bufferiszero: Remove SSE4.1 variant
      util/bufferiszero: Remove AVX512 variant
      util/bufferiszero: Reorganize for early test for acceleration
      util/bufferiszero: Remove useless prefetches
      util/bufferiszero: Optimize SSE2 and AVX2 variants

Richard Henderson (5):
      util/bufferiszero: Improve scalar variant
      util/bufferiszero: Introduce biz_accel_fn typedef
      util/bufferiszero: Simplify test_buffer_is_zero_next_accel
      util/bufferiszero: Add simd acceleration for aarch64
      tests/bench: Add bufferiszero-bench

 include/qemu/cutils.h            |  32 ++-
 tests/bench/bufferiszero-bench.c |  47 ++++
 util/bufferiszero.c              | 465 +++++++++++++++++++++------------------
 tests/bench/meson.build          |   1 +
 4 files changed, 324 insertions(+), 221 deletions(-)
 create mode 100644 tests/bench/bufferiszero-bench.c