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| author | Steve Ellcey <sellcey@caviumnetworks.com> | 2018-02-22 08:38:47 -0800 |
|---|---|---|
| committer | Steve Ellcey <sellcey@caviumnetworks.com> | 2018-02-22 08:38:47 -0800 |
| commit | e9537dddc7c7c7b60b55ed845542c8d586164488 (patch) | |
| tree | ae653efab8d31c8d5056f0d29fef30c19c0fd260 /sysdeps/aarch64/multiarch/memcpy.c | |
| parent | da81ae645d8ee89052f109c814a68a9489f562e6 (diff) | |
| download | glibc-e9537dddc7c7c7b60b55ed845542c8d586164488.tar.gz | |
IFUNC for Cavium ThunderX2
* sysdeps/aarch64/multiarch/Makefile (sysdep_routines):
Add memcpy_thunderx2.
* sysdeps/aarch64/multiarch/ifunc-impl-list.c (MAX_IFUNC):
Increment to 4.
(__libc_ifunc_impl_list): Add __memcpy_thunderx2.
* sysdeps/aarch64/multiarch/memcpy.c (libc_ifunc): Add IS_THUNDERX2
and IS_THUNDERX2PA checks.
* sysdeps/aarch64/multiarch/memcpy_thunderx.S (USE_THUNDERX2):
Use macro to set name appropriately.
(memcpy): Use USE_THUNDERX2 macro to modify prefetches.
* sysdeps/aarch64/multiarch/memcpy_thunderx2.S: New file.
* sysdeps/unix/sysv/linux/aarch64/cpu-features.h (IS_THUNDERX2PA):
New macro.
(IS_THUNDERX2): New macro.
Diffstat (limited to 'sysdeps/aarch64/multiarch/memcpy.c')
| -rw-r--r-- | sysdeps/aarch64/multiarch/memcpy.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/sysdeps/aarch64/multiarch/memcpy.c b/sysdeps/aarch64/multiarch/memcpy.c index 3efea2c644..b94c655f9d 100644 --- a/sysdeps/aarch64/multiarch/memcpy.c +++ b/sysdeps/aarch64/multiarch/memcpy.c @@ -30,6 +30,7 @@ extern __typeof (__redirect_memcpy) __libc_memcpy; extern __typeof (__redirect_memcpy) __memcpy_generic attribute_hidden; extern __typeof (__redirect_memcpy) __memcpy_thunderx attribute_hidden; +extern __typeof (__redirect_memcpy) __memcpy_thunderx2 attribute_hidden; extern __typeof (__redirect_memcpy) __memcpy_falkor attribute_hidden; libc_ifunc (__libc_memcpy, @@ -37,7 +38,9 @@ libc_ifunc (__libc_memcpy, ? __memcpy_thunderx : (IS_FALKOR (midr) ? __memcpy_falkor - : __memcpy_generic))); + : (IS_THUNDERX2 (midr) || IS_THUNDERX2PA (midr) + ? __memcpy_thunderx2 + : __memcpy_generic)))); # undef memcpy strong_alias (__libc_memcpy, memcpy); |