26 lines
871 B
Diff
26 lines
871 B
Diff
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From 44314a556239a7524b5a6451025737c1bdbb1cd0 Mon Sep 17 00:00:00 2001
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From: Wang Shuo <wangshuo47@huawei.com>
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Date: Thu, 21 May 2020 11:23:06 +0800
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Subject: [PATCH] turn REP_STOSB_THRESHOLD from 2k to 1M
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---
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sysdeps/x86_64/multiarch/memset-vec-unaligned-erms.S | 2 +-
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1 file changed, 1 insertion(+), 1 deletion(-)
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diff --git a/sysdeps/x86_64/multiarch/memset-vec-unaligned-erms.S b/sysdeps/x86_64/multiarch/memset-vec-unaligned-erms.S
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index dcd63c92..92c08eed 100644
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--- a/sysdeps/x86_64/multiarch/memset-vec-unaligned-erms.S
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+++ b/sysdeps/x86_64/multiarch/memset-vec-unaligned-erms.S
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@@ -65,7 +65,7 @@
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Enhanced REP STOSB. Since the stored value is fixed, larger register
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size has minimal impact on threshold. */
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#ifndef REP_STOSB_THRESHOLD
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-# define REP_STOSB_THRESHOLD 2048
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+# define REP_STOSB_THRESHOLD 1048576
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#endif
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#ifndef SECTION
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--
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2.19.1
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