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* [glibc/ibm/2.32/master] x86-64: Fix an unknown vector operation in memchr-evex.S
@ 2022-04-01 20:07 Raoni Fassina Firmino
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From: Raoni Fassina Firmino @ 2022-04-01 20:07 UTC (permalink / raw)
To: glibc-cvs
https://sourceware.org/git/gitweb.cgi?p=glibc.git;h=f73bf74102a93dcea344177375cf9433f31eac4f
commit f73bf74102a93dcea344177375cf9433f31eac4f
Author: Alice Xu <alice.d.xu@gmail.com>
Date: Fri May 7 19:03:21 2021 -0700
x86-64: Fix an unknown vector operation in memchr-evex.S
An unknown vector operation occurred in commit 2a76821c308. Fixed it
by using "ymm{k1}{z}" but not "ymm {k1} {z}".
Reviewed-by: H.J. Lu <hjl.tools@gmail.com>
(cherry picked from commit 6ea916adfa0ab9af6e7dc6adcf6f977dfe017835)
Diff:
---
sysdeps/x86_64/multiarch/memchr-evex.S | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/sysdeps/x86_64/multiarch/memchr-evex.S b/sysdeps/x86_64/multiarch/memchr-evex.S
index 81d5cd6486..f3fdad4fda 100644
--- a/sysdeps/x86_64/multiarch/memchr-evex.S
+++ b/sysdeps/x86_64/multiarch/memchr-evex.S
@@ -271,7 +271,7 @@ L(loop_4x_vec):
vpxorq (VEC_SIZE * 6)(%rdi), %YMMMATCH, %YMM3
VPCMP $0, (VEC_SIZE * 7)(%rdi), %YMMMATCH, %k3
/* Reduce VEC2 / VEC3 with min and VEC1 with zero mask. */
- VPMINU %YMM2, %YMM3, %YMM3 {%k1} {z}
+ VPMINU %YMM2, %YMM3, %YMM3{%k1}{z}
VPCMP $0, %YMM3, %YMMZERO, %k2
# ifdef USE_AS_RAWMEMCHR
subq $-(VEC_SIZE * 4), %rdi
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2022-04-01 20:07 [glibc/ibm/2.32/master] x86-64: Fix an unknown vector operation in memchr-evex.S Raoni Fassina Firmino
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