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Add IFUNC test lists for memcpy/mempcpy/memset on sparc.

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* sysdeps/sparc/sparc64/multiarch/memcpy.S: Add comments for
	ifunc-impl-list.c
	* sysdeps/sparc/sparc64/multiarch/memset.S: Likewise.
	* sysdeps/sparc/sparc64/multiarch/ifunc-impl-list.c: New file.
	* sysdeps/sparc/sparc32/sparcv9/multiarch/ifunc-impl-list.c: New
	file.
This commit is contained in:
David S. Miller 2012-10-25 15:51:43 -07:00
parent e2211bed12
commit f303f97c29
5 changed files with 85 additions and 0 deletions
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7
ChangeLog
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@ -4,6 +4,13 @@
(__get_clockfreq_via_proc_openprom): Use strtoumax instead
of strtoull.
* sysdeps/sparc/sparc64/multiarch/memcpy.S: Add comments for
ifunc-impl-list.c
* sysdeps/sparc/sparc64/multiarch/memset.S: Likewise.
* sysdeps/sparc/sparc64/multiarch/ifunc-impl-list.c: New file.
* sysdeps/sparc/sparc32/sparcv9/multiarch/ifunc-impl-list.c: New
file.
2012-10-25 Roland McGrath <roland@hack.frob.com>
* sysdeps/unix/sysv/linux/sparc/sparc64/get_clockfreq.c

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sysdeps/sparc/sparc32/sparcv9/multiarch/ifunc-impl-list.c Normal file
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@ -0,0 +1 @@
#include <sparc64/multiarch/ifunc-impl-list.c>

75
sysdeps/sparc/sparc64/multiarch/ifunc-impl-list.c Normal file
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/* Enumerate available IFUNC implementations of a function. sparc version.
Copyright (C) 2012 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 <assert.h>
#include <string.h>
#include <wchar.h>
#include <ldsodefs.h>
#include <sysdep.h>
#include <ifunc-impl-list.h>
/* Fill ARRAY of MAX elements with IFUNC implementations for function
NAME and return the number of valid entries. */
size_t
__libc_ifunc_impl_list (const char *name, struct libc_ifunc_impl *array,
size_t max)
{
size_t i = 0;
int hwcap;
hwcap = GLRO(dl_hwcap);
IFUNC_IMPL (i, name, memcpy,
IFUNC_IMPL_ADD (array, i, memcpy, hwcap & HWCAP_SPARC_CRYPTO,
__memcpy_niagara4)
IFUNC_IMPL_ADD (array, i, memcpy, hwcap & HWCAP_SPARC_N2,
__memcpy_niagara2)
IFUNC_IMPL_ADD (array, i, memcpy, hwcap & HWCAP_SPARC_BLKINIT,
__memcpy_niagara1)
IFUNC_IMPL_ADD (array, i, memcpy, hwcap & HWCAP_SPARC_ULTRA3,
__memcpy_ultra3)
IFUNC_IMPL_ADD (array, i, memcpy, 1, __memcpy_ultra1));
IFUNC_IMPL (i, name, mempcpy,
IFUNC_IMPL_ADD (array, i, mempcpy, hwcap & HWCAP_SPARC_CRYPTO,
__mempcpy_niagara4)
IFUNC_IMPL_ADD (array, i, mempcpy, hwcap & HWCAP_SPARC_N2,
__mempcpy_niagara2)
IFUNC_IMPL_ADD (array, i, mempcpy, hwcap & HWCAP_SPARC_BLKINIT,
__mempcpy_niagara1)
IFUNC_IMPL_ADD (array, i, mempcpy, hwcap & HWCAP_SPARC_ULTRA3,
__mempcpy_ultra3)
IFUNC_IMPL_ADD (array, i, mempcpy, 1, __mempcpy_ultra1));
IFUNC_IMPL (i, name, bzero,
IFUNC_IMPL_ADD (array, i, bzero, hwcap & HWCAP_SPARC_CRYPTO,
__bzero_niagara4)
IFUNC_IMPL_ADD (array, i, bzero, hwcap & HWCAP_SPARC_BLKINIT,
__bzero_niagara1)
IFUNC_IMPL_ADD (array, i, bzero, 1, __bzero_ultra1));
IFUNC_IMPL (i, name, memset,
IFUNC_IMPL_ADD (array, i, memset, hwcap & HWCAP_SPARC_CRYPTO,
__memset_niagara4)
IFUNC_IMPL_ADD (array, i, memset, hwcap & HWCAP_SPARC_BLKINIT,
__memset_niagara1)
IFUNC_IMPL_ADD (array, i, memset, 1, __memset_ultra1));
return i;
}

1
sysdeps/sparc/sparc64/multiarch/memcpy.S
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@ -1,4 +1,5 @@
/* Multiple versions of memcpy
All versions must be listed in ifunc-impl-list.c.
Copyright (C) 2010, 2011, 2012 Free Software Foundation, Inc.
Contributed by David S. Miller (davem@davemloft.net)
This file is part of the GNU C Library.

1
sysdeps/sparc/sparc64/multiarch/memset.S
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@ -1,4 +1,5 @@
/* Multiple versions of memset and bzero
All versions must be listed in ifunc-impl-list.c.
Copyright (C) 2010, 2011, 2012 Free Software Foundation, Inc.
Contributed by David S. Miller (davem@davemloft.net)
This file is part of the GNU C Library.