From: Robert Hoo <robert.hu@linux.intel.com>
To: qemu-devel@nongnu.org, pbonzini@redhat.com, laurent@vivier.eu,
philmd@redhat.com, berrange@redhat.com
Cc: robert.hu@intel.com, Robert Hoo <robert.hu@linux.intel.com>
Subject: [PATCH 0/2] Add AVX512F optimization option and buffer_zero_avx512()
Date: Thu, 13 Feb 2020 15:52:57 +0800 [thread overview]
Message-ID: <1581580379-54109-1-git-send-email-robert.hu@linux.intel.com> (raw)
1. Add avx512_opt option and enable it when host has the ability
2. Implement new buffer_zero_avx512() with AVX512F instructions
Robert Hoo (2):
configure: add configure option avx512f_opt
util: add function buffer_zero_avx512()
configure | 39 ++++++++++++++++++++++++++++++++++++
include/qemu/cpuid.h | 3 +++
util/bufferiszero.c | 56 +++++++++++++++++++++++++++++++++++++++++++++++++---
3 files changed, 95 insertions(+), 3 deletions(-)
--
1.8.3.1
next reply other threads:[~2020-02-13 7:53 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-02-13 7:52 Robert Hoo [this message]
2020-02-13 7:52 ` [PATCH 1/2] configure: add configure option avx512f_opt Robert Hoo
2020-02-13 7:52 ` [PATCH 2/2] util: add util function buffer_zero_avx512() Robert Hoo
2020-02-13 10:30 ` Paolo Bonzini
2020-02-13 11:58 ` Robert Hoo
2020-02-13 18:20 ` Richard Henderson
2020-02-24 7:07 ` Robert Hoo
2020-02-24 16:13 ` Richard Henderson
2020-02-25 7:34 ` Robert Hoo
2020-02-25 15:29 ` Richard Henderson
2020-02-13 8:40 ` [PATCH 0/2] Add AVX512F optimization option and buffer_zero_avx512() no-reply
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