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author | Adhemerval Zanella <azanella@linux.vnet.ibm.com> | 2014-11-19 15:24:55 -0500 |
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committer | Adhemerval Zanella <azanella@linux.vnet.ibm.com> | 2014-12-02 07:16:24 -0500 |
commit | bb2542e0ae6f82197e804e7e9b78fed461553fc0 (patch) | |
tree | 2e62b412d0e0991663d888dd31b214c0c69b5f5c /sysdeps/powerpc/powerpc64/multiarch/strcspn-ppc64.c | |
parent | 2e8a2de2dafa3238b5b58eecb407af6825a780cd (diff) | |
download | glibc-bb2542e0ae6f82197e804e7e9b78fed461553fc0.tar.gz glibc-bb2542e0ae6f82197e804e7e9b78fed461553fc0.tar.xz glibc-bb2542e0ae6f82197e804e7e9b78fed461553fc0.zip |
powerpc: Add powerpc64 strcspn optimization
This patch makes the POWER7 optimized strcspn generic by using default doubleword stores to zero the hash, instead of VSX instructions. Performance on POWER7/POWER8 does not change.
Diffstat (limited to 'sysdeps/powerpc/powerpc64/multiarch/strcspn-ppc64.c')
-rw-r--r-- | sysdeps/powerpc/powerpc64/multiarch/strcspn-ppc64.c | 30 |
1 files changed, 0 insertions, 30 deletions
diff --git a/sysdeps/powerpc/powerpc64/multiarch/strcspn-ppc64.c b/sysdeps/powerpc/powerpc64/multiarch/strcspn-ppc64.c deleted file mode 100644 index 5f8b61054d..0000000000 --- a/sysdeps/powerpc/powerpc64/multiarch/strcspn-ppc64.c +++ /dev/null @@ -1,30 +0,0 @@ -/* Copyright (C) 2014 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 - <http://www.gnu.org/licenses/>. */ - -#include <string.h> - -#define STRCSPN __strcspn_ppc -#ifdef SHARED - -# undef libc_hidden_builtin_def -# define libc_hidden_builtin_def(name) \ - __hidden_ver1 (__strcspn_ppc, __GI_strcspn, __strcspn_ppc); -#endif - -extern __typeof (strcspn) __strcspn_ppc attribute_hidden; - -#include <string/strcspn.c> |