diff options
Diffstat (limited to 'sysdeps/powerpc/powerpc64/multiarch')
| -rw-r--r-- | sysdeps/powerpc/powerpc64/multiarch/Makefile | 2 | ||||
| -rw-r--r-- | sysdeps/powerpc/powerpc64/multiarch/ifunc-impl-list.c | 4 | ||||
| -rw-r--r-- | sysdeps/powerpc/powerpc64/multiarch/strcpy-power9.S | 26 | ||||
| -rw-r--r-- | sysdeps/powerpc/powerpc64/multiarch/strcpy.c | 7 |
4 files changed, 38 insertions, 1 deletions
diff --git a/sysdeps/powerpc/powerpc64/multiarch/Makefile b/sysdeps/powerpc/powerpc64/multiarch/Makefile index ea936bf9ed..db11345053 100644 --- a/sysdeps/powerpc/powerpc64/multiarch/Makefile +++ b/sysdeps/powerpc/powerpc64/multiarch/Makefile @@ -32,7 +32,7 @@ sysdep_routines += memcpy-power8-cached memcpy-power7 memcpy-a2 memcpy-power6 \ strncase-power8 ifneq (,$(filter %le,$(config-machine))) -sysdep_routines += strcmp-power9 strncmp-power9 +sysdep_routines += strcmp-power9 strncmp-power9 strcpy-power9 endif CFLAGS-strncase-power7.c += -mcpu=power7 -funroll-loops CFLAGS-strncase_l-power7.c += -mcpu=power7 -funroll-loops diff --git a/sysdeps/powerpc/powerpc64/multiarch/ifunc-impl-list.c b/sysdeps/powerpc/powerpc64/multiarch/ifunc-impl-list.c index b9fef3f43c..ad11ede20e 100644 --- a/sysdeps/powerpc/powerpc64/multiarch/ifunc-impl-list.c +++ b/sysdeps/powerpc/powerpc64/multiarch/ifunc-impl-list.c @@ -85,6 +85,10 @@ __libc_ifunc_impl_list (const char *name, struct libc_ifunc_impl *array, /* Support sysdeps/powerpc/powerpc64/multiarch/strcpy.c. */ IFUNC_IMPL (i, name, strcpy, +#ifdef __LITTLE_ENDIAN__ + IFUNC_IMPL_ADD (array, i, strcpy, hwcap2 & PPC_FEATURE2_ARCH_3_00, + __strcpy_power9) +#endif IFUNC_IMPL_ADD (array, i, strcpy, hwcap2 & PPC_FEATURE2_ARCH_2_07, __strcpy_power8) IFUNC_IMPL_ADD (array, i, strcpy, hwcap & PPC_FEATURE_HAS_VSX, diff --git a/sysdeps/powerpc/powerpc64/multiarch/strcpy-power9.S b/sysdeps/powerpc/powerpc64/multiarch/strcpy-power9.S new file mode 100644 index 0000000000..d22aa0a8d6 --- /dev/null +++ b/sysdeps/powerpc/powerpc64/multiarch/strcpy-power9.S @@ -0,0 +1,26 @@ +/* Optimized strcpy implementation for POWER9/PPC64. + Copyright (C) 2016-2020 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + <https://www.gnu.org/licenses/>. */ + +#if defined __LITTLE_ENDIAN__ && IS_IN (libc) +#define STRCPY __strcpy_power9 + +#undef libc_hidden_builtin_def +#define libc_hidden_builtin_def(name) + +#include <sysdeps/powerpc/powerpc64/le/power9/strcpy.S> +#endif diff --git a/sysdeps/powerpc/powerpc64/multiarch/strcpy.c b/sysdeps/powerpc/powerpc64/multiarch/strcpy.c index 66ea93b8f4..dcdee5181f 100644 --- a/sysdeps/powerpc/powerpc64/multiarch/strcpy.c +++ b/sysdeps/powerpc/powerpc64/multiarch/strcpy.c @@ -25,9 +25,16 @@ extern __typeof (strcpy) __strcpy_ppc attribute_hidden; extern __typeof (strcpy) __strcpy_power7 attribute_hidden; extern __typeof (strcpy) __strcpy_power8 attribute_hidden; +# ifdef __LITTLE_ENDIAN__ +extern __typeof (strcpy) __strcpy_power9 attribute_hidden; +# endif #undef strcpy libc_ifunc_redirected (__redirect_strcpy, strcpy, +# ifdef __LITTLE_ENDIAN__ + (hwcap2 & PPC_FEATURE2_ARCH_3_00) + ? __strcpy_power9 : +# endif (hwcap2 & PPC_FEATURE2_ARCH_2_07) ? __strcpy_power8 : (hwcap & PPC_FEATURE_HAS_VSX) |