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authorWilco Dijkstra <wdijkstr@arm.com>2020-10-14 13:56:21 +0100
committerWilco Dijkstra <wdijkstr@arm.com>2020-10-14 14:27:50 +0100
commite11ed9d2b4558eeacff81557dc9557001af42a6b (patch)
treec7adb040894f0c0403170aecebcdfdceee4b20d9 /sysdeps/aarch64
parentf1f00c072138af90ae6da180f260111f09afe7a3 (diff)
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AArch64: Use __memcpy_simd on Neoverse N2/V1
Add CPU detection of Neoverse N2 and Neoverse V1, and select __memcpy_simd as the memcpy/memmove ifunc. Reviewed-by: Adhemerval Zanella <adhemerval.zanella@linaro.org>
Diffstat (limited to 'sysdeps/aarch64')
-rw-r--r--sysdeps/aarch64/multiarch/memcpy.c3
-rw-r--r--sysdeps/aarch64/multiarch/memmove.c3
2 files changed, 4 insertions, 2 deletions
diff --git a/sysdeps/aarch64/multiarch/memcpy.c b/sysdeps/aarch64/multiarch/memcpy.c
index 7cf5f03..799d60c 100644
--- a/sysdeps/aarch64/multiarch/memcpy.c
+++ b/sysdeps/aarch64/multiarch/memcpy.c
@@ -41,7 +41,8 @@ libc_ifunc (__libc_memcpy,
? __memcpy_falkor
: (IS_THUNDERX2 (midr) || IS_THUNDERX2PA (midr)
? __memcpy_thunderx2
- : (IS_NEOVERSE_N1 (midr)
+ : (IS_NEOVERSE_N1 (midr) || IS_NEOVERSE_N2 (midr)
+ || IS_NEOVERSE_V1 (midr)
? __memcpy_simd
: __memcpy_generic)))));
diff --git a/sysdeps/aarch64/multiarch/memmove.c b/sysdeps/aarch64/multiarch/memmove.c
index ad10aa8..46a4cb3 100644
--- a/sysdeps/aarch64/multiarch/memmove.c
+++ b/sysdeps/aarch64/multiarch/memmove.c
@@ -41,7 +41,8 @@ libc_ifunc (__libc_memmove,
? __memmove_falkor
: (IS_THUNDERX2 (midr) || IS_THUNDERX2PA (midr)
? __memmove_thunderx2
- : (IS_NEOVERSE_N1 (midr)
+ : (IS_NEOVERSE_N1 (midr) || IS_NEOVERSE_N2 (midr)
+ || IS_NEOVERSE_V1 (midr)
? __memmove_simd
: __memmove_generic)))));