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PowerPC: multiarch stpcpy for PowerPC64
This commit is contained in:
Adhemerval Zanella
parent
7f5ec11336
commit
a52374e82b
11
ChangeLog
11
ChangeLog
@ -1,3 +1,14 @@
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2013-12-13 Adhemerval Zanella <azanella@linux.vnet.ibm.com>
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* sysdeps/powerpc/powerpc64/multiarch/Makefile: Add stpcpy
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multiarch implementations.
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* sysdeps/powerpc/powerpc64/multiarch/ifunc-impl-list.c
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(__libc_ifunc_impl_list): Likewise.
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* sysdeps/powerpc/powerpc64/multiarch/stpcpy-power7.c: New file.
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* sysdeps/powerpc/powerpc64/multiarch/stpcpy-ppc64.c: New file.
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* sysdeps/powerpc/powerpc64/multiarch/stpcpy.c : New file:
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multiarch stpcpy for PPC64.
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2013-12-13 Adhemerval Zanella <azanella@linux.vnet.ibm.com>
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* sysdeps/powerpc/powerpc64/multiarch/Makefile: Add strcpy
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@ -13,7 +13,7 @@ sysdep_routines += memcpy-power7 memcpy-a2 memcpy-power6 memcpy-cell \
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wcschr-power6 wcschr-ppc64 wcsrchr-power7 wcsrchr-power6 \
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wcsrchr-ppc64 wcscpy-power7 wcscpy-power6 wcscpy-ppc64 \
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wordcopy-power7 wordcopy-power6 wordcopy-ppc64 \
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strcpy-power7 strcpy-ppc64
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strcpy-power7 strcpy-ppc64 stpcpy-power7 stpcpy-ppc64
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CFLAGS-strncase-power7.c += -mcpu=power7 -funroll-loops
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CFLAGS-strncase_l-power7.c += -mcpu=power7 -funroll-loops
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@ -78,6 +78,13 @@ __libc_ifunc_impl_list (const char *name, struct libc_ifunc_impl *array,
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IFUNC_IMPL_ADD (array, i, strcpy, 1,
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__strcpy_ppc))
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/* Support sysdeps/powerpc/powerpc64/multiarch/stpcpy.c. */
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IFUNC_IMPL (i, name, stpcpy,
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IFUNC_IMPL_ADD (array, i, stpcpy, hwcap & PPC_FEATURE_HAS_VSX,
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__stpcpy_power7)
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IFUNC_IMPL_ADD (array, i, stpcpy, 1,
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__stpcpy_ppc))
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/* Support sysdeps/powerpc/powerpc64/multiarch/strlen.c. */
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IFUNC_IMPL (i, name, strlen,
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IFUNC_IMPL_ADD (array, i, strlen, hwcap & PPC_FEATURE_HAS_VSX,
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40
sysdeps/powerpc/powerpc64/multiarch/stpcpy-power7.S
Normal file
40
sysdeps/powerpc/powerpc64/multiarch/stpcpy-power7.S
Normal file
@ -0,0 +1,40 @@
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/* Optimized stpcpy implementation for POWER7.
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Copyright (C) 2013 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library; if not, see
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<http://www.gnu.org/licenses/>. */
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#include <sysdep.h>
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#undef EALIGN
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#define EALIGN(name, alignt, words) \
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.section ".text"; \
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ENTRY_2(__stpcpy_power7) \
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.align ALIGNARG(alignt); \
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EALIGN_W_##words; \
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BODY_LABEL(__stpcpy_power7): \
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cfi_startproc; \
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LOCALENTRY(__stpcpy_power7)
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#undef END
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#define END(name) \
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cfi_endproc; \
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TRACEBACK(__stpcpy_power7) \
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END_2(__stpcpy_power7)
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#undef libc_hidden_builtin_def
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#define libc_hidden_builtin_def(name)
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#include <sysdeps/powerpc/powerpc64/power7/stpcpy.S>
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48
sysdeps/powerpc/powerpc64/multiarch/stpcpy-ppc64.S
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48
sysdeps/powerpc/powerpc64/multiarch/stpcpy-ppc64.S
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@ -0,0 +1,48 @@
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/* Default stpcpy implementation for PowerPC64.
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Copyright (C) 2013 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library; if not, see
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<http://www.gnu.org/licenses/>. */
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#include <sysdep.h>
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#if defined SHARED && !defined NOT_IN_libc
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# undef EALIGN
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# define EALIGN(name, alignt, words) \
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.section ".text"; \
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ENTRY_2(__stpcpy_ppc) \
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.align ALIGNARG(alignt); \
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EALIGN_W_##words; \
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BODY_LABEL(__stpcpy_ppc): \
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cfi_startproc; \
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LOCALENTRY(__stpcpy_ppc)
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# undef END
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# define END(name) \
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cfi_endproc; \
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TRACEBACK(__stpcpy_ppc) \
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END_2(__stpcpy_ppc)
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# undef weak_alias
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# define weak_alias(name, alias)
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# undef libc_hidden_def
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# define libc_hidden_def(name)
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# undef libc_hidden_builtin_def
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# define libc_hidden_builtin_def(name) \
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.globl __GI___stpcpy; __GI___stpcpy = __stpcpy_ppc
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#endif
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#include <sysdeps/powerpc/powerpc64/stpcpy.S>
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34
sysdeps/powerpc/powerpc64/multiarch/stpcpy.c
Normal file
34
sysdeps/powerpc/powerpc64/multiarch/stpcpy.c
Normal file
@ -0,0 +1,34 @@
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/* Multiple versions of stpcpy. PowerPC64 version.
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Copyright (C) 2013 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library; if not, see
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<http://www.gnu.org/licenses/>. */
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#if defined SHARED && !defined NOT_IN_libc
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# include <string.h>
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# include <shlib-compat.h>
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# include "init-arch.h"
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extern __typeof (__stpcpy) __stpcpy_ppc attribute_hidden;
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extern __typeof (__stpcpy) __stpcpy_power7 attribute_hidden;
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libc_ifunc (__stpcpy,
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(hwcap & PPC_FEATURE_HAS_VSX)
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? __stpcpy_power7
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: __stpcpy_ppc);
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weak_alias (__stpcpy, stpcpy)
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libc_hidden_def (stpcpy)
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#endif
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