[Qemu-devel] [PATCH v4 00/10] Improve buffer_is_zero

[Paolo Bonzini]

Some reorganization of Richard's patches that helped me find the
problem with the AVX version.

The new patch is an adaptation of the SSE4 version using ptest,
before the final rewrite that includes unaligned buffer support.

Paolo

Paolo Bonzini (1):
  cutils: Add SSE4 version

Richard Henderson (9):
  cutils: Move buffer_is_zero and subroutines to a new file
  cutils: Remove SPLAT macro
  cutils: Export only buffer_is_zero
  cutils: Rearrange buffer_is_zero acceleration
  cutils: Remove aarch64 buffer zero checking
  cutils: Remove ppc buffer zero checking
  cutils: Add test for buffer_is_zero
  cutils: Add generic prefetch
  cutils: Rewrite x86 buffer zero checking

 configure                 |  21 +---
 include/qemu/cutils.h     |   3 +-
 migration/ram.c           |   2 +-
 migration/rdma.c          |   5 +-
 tests/Makefile.include    |   3 +
 tests/test-bufferiszero.c |  78 +++++++++++++
 util/Makefile.objs        |   1 +
 util/bufferiszero.c       | 274 ++++++++++++++++++++++++++++++++++++++++++++++
 util/cutils.c             | 244 -----------------------------------------
 9 files changed, 365 insertions(+), 266 deletions(-)
 create mode 100644 tests/test-bufferiszero.c
 create mode 100644 util/bufferiszero.c

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1.8.3.1