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| author | Wilco Dijkstra <wdijkstr@arm.com> | 2020-10-14 13:56:21 +0100 |
|---|---|---|
| committer | Wilco Dijkstra <wdijkstr@arm.com> | 2020-10-14 14:27:50 +0100 |
| commit | e11ed9d2b4558eeacff81557dc9557001af42a6b (patch) | |
| tree | c7adb040894f0c0403170aecebcdfdceee4b20d9 /sysdeps/aarch64/multiarch | |
| parent | f1f00c072138af90ae6da180f260111f09afe7a3 (diff) | |
| download | glibc-e11ed9d2b4558eeacff81557dc9557001af42a6b.tar.gz glibc-e11ed9d2b4558eeacff81557dc9557001af42a6b.tar.xz glibc-e11ed9d2b4558eeacff81557dc9557001af42a6b.zip | |
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/multiarch')
| -rw-r--r-- | sysdeps/aarch64/multiarch/memcpy.c | 3 | ||||
| -rw-r--r-- | sysdeps/aarch64/multiarch/memmove.c | 3 |
2 files changed, 4 insertions, 2 deletions
diff --git a/sysdeps/aarch64/multiarch/memcpy.c b/sysdeps/aarch64/multiarch/memcpy.c index 7cf5f033e8..799d60c98c 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 ad10aa8ac6..46a4cb3a54 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))))); |