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From e5fa62b8db546f8792ec9e5c61e6419f4f8e3f4d Mon Sep 17 00:00:00 2001
From: Wilco Dijkstra <wdijkstr@arm.com>
Date: Thu, 6 Jan 2022 14:36:28 +0000
Subject: [PATCH] AArch64: Check for SVE in ifuncs [BZ #28744]
Add a check for SVE in the A64FX ifuncs for memcpy, memset and memmove.
This fixes BZ #28744.
---
sysdeps/aarch64/multiarch/memcpy.c | 2 +-
sysdeps/aarch64/multiarch/memmove.c | 2 +-
sysdeps/aarch64/multiarch/memset.c | 2 +-
3 files changed, 3 insertions(+), 3 deletions(-)
diff --git a/sysdeps/aarch64/multiarch/memcpy.c b/sysdeps/aarch64/multiarch/memcpy.c
index 7dac7b7..a476dd5 100644
--- a/sysdeps/aarch64/multiarch/memcpy.c
+++ b/sysdeps/aarch64/multiarch/memcpy.c
@@ -48,7 +48,7 @@ libc_ifunc (__libc_memcpy,
|| IS_NEOVERSE_V1 (midr)
? __memcpy_simd
# if HAVE_AARCH64_SVE_ASM
- : (IS_A64FX (midr)
+ : (IS_A64FX (midr) && sve
? __memcpy_a64fx
: __memcpy_generic))))));
# else
diff --git a/sysdeps/aarch64/multiarch/memmove.c b/sysdeps/aarch64/multiarch/memmove.c
index 48f8e46..4f7d7ee 100644
--- a/sysdeps/aarch64/multiarch/memmove.c
+++ b/sysdeps/aarch64/multiarch/memmove.c
@@ -48,7 +48,7 @@ libc_ifunc (__libc_memmove,
|| IS_NEOVERSE_V1 (midr)
? __memmove_simd
# if HAVE_AARCH64_SVE_ASM
- : (IS_A64FX (midr)
+ : (IS_A64FX (midr) && sve
? __memmove_a64fx
: __memmove_generic))))));
# else
diff --git a/sysdeps/aarch64/multiarch/memset.c b/sysdeps/aarch64/multiarch/memset.c
index 3692b07..c4008f3 100644
--- a/sysdeps/aarch64/multiarch/memset.c
+++ b/sysdeps/aarch64/multiarch/memset.c
@@ -44,7 +44,7 @@ libc_ifunc (__libc_memset,
: (IS_EMAG (midr) && zva_size == 64
? __memset_emag
# if HAVE_AARCH64_SVE_ASM
- : (IS_A64FX (midr)
+ : (IS_A64FX (midr) && sve
? __memset_a64fx
: __memset_generic))));
# else
--
1.8.3.1
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