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GNU C Library master sources branch master updated. glibc-2.23-154-g696ac77
- From: hjl at sourceware dot org
- To: glibc-cvs at sourceware dot org
- Date: 5 Apr 2016 12:19:32 -0000
- Subject: GNU C Library master sources branch master updated. glibc-2.23-154-g696ac77
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http://sourceware.org/git/gitweb.cgi?p=glibc.git;a=commitdiff;h=696ac774847b80cf994438739478b0c3003b5958
commit 696ac774847b80cf994438739478b0c3003b5958
Author: H.J. Lu <hjl.tools@gmail.com>
Date: Tue Apr 5 05:19:05 2016 -0700
Add a comment in memset-sse2-unaligned-erms.S
* sysdeps/x86_64/multiarch/memset-sse2-unaligned-erms.S: Add
a comment on VMOVU and VMOVA.
diff --git a/ChangeLog b/ChangeLog
index eb9a669..4b2f408 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+2016-04-05 H.J. Lu <hongjiu.lu@intel.com>
+
+ * sysdeps/x86_64/multiarch/memset-sse2-unaligned-erms.S: Add
+ a comment on VMOVU and VMOVA.
+
2016-04-04 Florian Weimer <fweimer@redhat.com>
[BZ #19633]
diff --git a/sysdeps/x86_64/multiarch/memset-sse2-unaligned-erms.S b/sysdeps/x86_64/multiarch/memset-sse2-unaligned-erms.S
index 2deba42..4bf3d36 100644
--- a/sysdeps/x86_64/multiarch/memset-sse2-unaligned-erms.S
+++ b/sysdeps/x86_64/multiarch/memset-sse2-unaligned-erms.S
@@ -1,6 +1,8 @@
#if IS_IN (libc)
# define VEC_SIZE 16
# define VEC(i) xmm##i
+/* Don't use movups and movaps since it will get larger nop paddings
+ for alignment. */
# define VMOVU movdqu
# define VMOVA movdqa
-----------------------------------------------------------------------
Summary of changes:
ChangeLog | 5 +++++
.../x86_64/multiarch/memset-sse2-unaligned-erms.S | 2 ++
2 files changed, 7 insertions(+), 0 deletions(-)
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