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authorWilco Dijkstra <wilco.dijkstra@arm.com>2023-10-17 16:54:21 +0100
committerWilco Dijkstra <wilco.dijkstra@arm.com>2024-04-08 16:21:59 +0100
commit4c3985b4c83eedb5f2a30a02edc51d68e97a5aed (patch)
tree2223304c062b84abed1617c6fa1aa1140c6fcee8 /sysdeps/aarch64/multiarch/memset.c
parentd0da4fb615dfc041c724032f3f5c5352d45c45b6 (diff)
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AArch64: Add support for MOPS memcpy/memmove/memset
Add support for MOPS in cpu_features and INIT_ARCH.  Add ifuncs using MOPS for
memcpy, memmove and memset (use .inst for now so it works with all binutils
versions without needing complex configure and conditional compilation).

Reviewed-by: Szabolcs Nagy <szabolcs.nagy@arm.com>
(cherry picked from commit 2bd00179885928fd95fcabfafc50e7b5c6e660d2)
Diffstat (limited to 'sysdeps/aarch64/multiarch/memset.c')
-rw-r--r--sysdeps/aarch64/multiarch/memset.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/sysdeps/aarch64/multiarch/memset.c b/sysdeps/aarch64/multiarch/memset.c
index f9c81d3d8e..23fc66e158 100644
--- a/sysdeps/aarch64/multiarch/memset.c
+++ b/sysdeps/aarch64/multiarch/memset.c
@@ -33,12 +33,16 @@ extern __typeof (__redirect_memset) __memset_emag attribute_hidden;
 extern __typeof (__redirect_memset) __memset_kunpeng attribute_hidden;
 extern __typeof (__redirect_memset) __memset_a64fx attribute_hidden;
 extern __typeof (__redirect_memset) __memset_generic attribute_hidden;
+extern __typeof (__redirect_memset) __memset_mops attribute_hidden;
 
 static inline __typeof (__redirect_memset) *
 select_memset_ifunc (void)
 {
   INIT_ARCH ();
 
+  if (mops)
+    return __memset_mops;
+
   if (sve && HAVE_AARCH64_SVE_ASM)
     {
       if (IS_A64FX (midr) && zva_size == 256)