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author | Adhemerval Zanella <adhemerval.zanella@linaro.org> | 2022-02-10 13:58:34 -0300 |
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committer | Adhemerval Zanella <adhemerval.zanella@linaro.org> | 2022-02-23 14:18:18 -0300 |
commit | 68122d8a0476a40cdeff7339d7611bc1759e518d (patch) | |
tree | dd31ac3a049d3f09d3b66e0a980941ac8b4a253b /sysdeps/powerpc/powerpc32/power4 | |
parent | a61933fe27dff18f274b39f46dde7e739696d4cb (diff) | |
download | glibc-68122d8a0476a40cdeff7339d7611bc1759e518d.tar.gz glibc-68122d8a0476a40cdeff7339d7611bc1759e518d.tar.xz glibc-68122d8a0476a40cdeff7339d7611bc1759e518d.zip |
powerpc: Remove powerpc32 bzero optimizations
The symbol is not present in current POSIX specification and compiler already generates memset call.
Diffstat (limited to 'sysdeps/powerpc/powerpc32/power4')
6 files changed, 2 insertions, 131 deletions
diff --git a/sysdeps/powerpc/powerpc32/power4/multiarch/Makefile b/sysdeps/powerpc/powerpc32/power4/multiarch/Makefile index 5c68f07d19..b2f9deefb8 100644 --- a/sysdeps/powerpc/powerpc32/power4/multiarch/Makefile +++ b/sysdeps/powerpc/powerpc32/power4/multiarch/Makefile @@ -1,8 +1,8 @@ ifeq ($(subdir),string) sysdep_routines += memcpy-power7 memcpy-a2 memcpy-power6 memcpy-cell \ memcpy-ppc32 memcmp-power7 memcmp-ppc32 memset-power7 \ - memset-power6 memset-ppc32 bzero-power7 bzero-power6 \ - bzero-ppc32 mempcpy-power7 mempcpy-ppc32 memchr-power7 \ + memset-power6 memset-ppc32 \ + mempcpy-power7 mempcpy-ppc32 memchr-power7 \ memchr-ppc32 memrchr-power7 memrchr-ppc32 rawmemchr-power7 \ rawmemchr-ppc32 strlen-power7 strlen-ppc32 strnlen-power7 \ strnlen-ppc32 strncmp-power7 strncmp-ppc32 \ diff --git a/sysdeps/powerpc/powerpc32/power4/multiarch/bzero-power6.S b/sysdeps/powerpc/powerpc32/power4/multiarch/bzero-power6.S deleted file mode 100644 index b352433283..0000000000 --- a/sysdeps/powerpc/powerpc32/power4/multiarch/bzero-power6.S +++ /dev/null @@ -1,25 +0,0 @@ -/* Optimized bzero implementation for PowerPC32/POWER6. - Copyright (C) 2010-2022 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/>. */ - -#include <sysdep.h> - -ENTRY (__bzero_power6) - mr r5,r4 - li r4,0 - b __memset_power6@local -END (__bzero_power6) diff --git a/sysdeps/powerpc/powerpc32/power4/multiarch/bzero-power7.S b/sysdeps/powerpc/powerpc32/power4/multiarch/bzero-power7.S deleted file mode 100644 index 80c8ffe55a..0000000000 --- a/sysdeps/powerpc/powerpc32/power4/multiarch/bzero-power7.S +++ /dev/null @@ -1,25 +0,0 @@ -/* Optimized bzero implementation for PowerPC32/POWER7. - Copyright (C) 2010-2022 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/>. */ - -#include <sysdep.h> - -ENTRY (__bzero_power7) - mr r5,r4 - li r4,0 - b __memset_power7@local -END (__bzero_power7) diff --git a/sysdeps/powerpc/powerpc32/power4/multiarch/bzero-ppc32.S b/sysdeps/powerpc/powerpc32/power4/multiarch/bzero-ppc32.S deleted file mode 100644 index 86711e8e22..0000000000 --- a/sysdeps/powerpc/powerpc32/power4/multiarch/bzero-ppc32.S +++ /dev/null @@ -1,34 +0,0 @@ -/* Optimized bzero implementation for PowerPC32/PPC32. - Copyright (C) 2010-2022 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/>. */ - -#include <sysdep.h> - -/* memset ifunc selector is not built for static and memset@local - for shared builds makes the linker point the call to the ifunc - selector. */ -#ifdef SHARED -# define MEMSET __memset_ppc -#else -# define MEMSET memset -#endif - -ENTRY (__bzero_ppc) - mr r5,r4 - li r4,0 - b MEMSET@local -END (__bzero_ppc) diff --git a/sysdeps/powerpc/powerpc32/power4/multiarch/bzero.c b/sysdeps/powerpc/powerpc32/power4/multiarch/bzero.c deleted file mode 100644 index 5d9270289f..0000000000 --- a/sysdeps/powerpc/powerpc32/power4/multiarch/bzero.c +++ /dev/null @@ -1,37 +0,0 @@ -/* Multiple versions of bzero. - Copyright (C) 2013-2022 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/>. */ - -/* Define multiple versions only for definition in libc. */ -#if IS_IN (libc) -# include <string.h> -# include <strings.h> -# include "init-arch.h" - -extern __typeof (bzero) __bzero_ppc attribute_hidden; -extern __typeof (bzero) __bzero_power6 attribute_hidden; -extern __typeof (bzero) __bzero_power7 attribute_hidden; - -libc_ifunc (__bzero, - (hwcap & PPC_FEATURE_HAS_VSX) - ? __bzero_power7 : - (hwcap & PPC_FEATURE_ARCH_2_05) - ? __bzero_power6 - : __bzero_ppc); - -weak_alias (__bzero, bzero) -#endif diff --git a/sysdeps/powerpc/powerpc32/power4/multiarch/ifunc-impl-list.c b/sysdeps/powerpc/powerpc32/power4/multiarch/ifunc-impl-list.c index 9832f366bb..01890367a4 100644 --- a/sysdeps/powerpc/powerpc32/power4/multiarch/ifunc-impl-list.c +++ b/sysdeps/powerpc/powerpc32/power4/multiarch/ifunc-impl-list.c @@ -73,14 +73,6 @@ __libc_ifunc_impl_list (const char *name, struct libc_ifunc_impl *array, __memset_power6) IFUNC_IMPL_ADD (array, i, memset, 1, __memset_ppc)) - /* Support sysdeps/powerpc/powerpc32/power4/multiarch/bzero.c. */ - IFUNC_IMPL (i, name, bzero, - IFUNC_IMPL_ADD (array, i, bzero, hwcap & PPC_FEATURE_HAS_VSX, - __bzero_power7) - IFUNC_IMPL_ADD (array, i, bzero, hwcap & PPC_FEATURE_ARCH_2_05, - __bzero_power6) - IFUNC_IMPL_ADD (array, i, bzero, 1, __bzero_ppc)) - /* Support sysdeps/powerpc/powerpc32/power4/multiarch/strlen.c. */ IFUNC_IMPL (i, name, strlen, IFUNC_IMPL_ADD (array, i, strlen, hwcap & PPC_FEATURE_HAS_VSX, |