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PowerPC: multiarch memset/bzero for PowerPC32
This commit is contained in:
Adhemerval Zanella
parent
ab3e3a46d5
commit
20ed471427
20
ChangeLog
20
ChangeLog
@ -1,3 +1,23 @@
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2013-12-06 Adhemerval Zanella <azanella@linux.vnet.ibm.com>
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* sysdeps/powerpc/powerpc32/power4/multiarch/bzero-power6.S: New file.
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* sysdeps/powerpc/powerpc32/power4/multiarch/bzero-power7.S: New file.
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* sysdeps/powerpc/powerpc32/power4/multiarch/bzero-ppc32.S: New file.
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* sysdeps/powerpc/powerpc32/power4/multiarch/bzero.c: New file:
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multiarch bzero for PPC32.
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* sysdeps/powerpc/powerpc32/power4/multiarch/memset-power6.S: New
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file.
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* sysdeps/powerpc/powerpc32/power4/multiarch/memset-power7.S: New
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file.
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* sysdeps/powerpc/powerpc32/power4/multiarch/memset-ppc32.S: New file.
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* sysdeps/powerpc/powerpc/powerpc32/power4/multiarch/memset.c: New
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file: multiarch memset for PPC32.
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* sysdeps/powerpc/powerpc32/power4/multiarch/rtld-memset.S: New file.
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* sysdeps/powerpc/powerpc32/power4/multiarch/Makefile: Add bzero and
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memset multiarch objects.
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* sysdeps/powerpc/powerpc32/power4/multiarch/ifunc-impl-list.c
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(__libc_ifunc_impl_list): Likewise.
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2013-12-06 Adhemerval Zanella <azanella@linux.vnet.ibm.com>
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2013-12-06 Adhemerval Zanella <azanella@linux.vnet.ibm.com>
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* sysdeps/powerpc/powerpc32/power4/multiarch/memcmp-power7.S: New
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* sysdeps/powerpc/powerpc32/power4/multiarch/memcmp-power7.S: New
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@ -1,4 +1,6 @@
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ifeq ($(subdir),string)
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ifeq ($(subdir),string)
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sysdep_routines += memcpy-power7 memcpy-a2 memcpy-power6 memcpy-cell \
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sysdep_routines += memcpy-power7 memcpy-a2 memcpy-power6 memcpy-cell \
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memcpy-ppc32 memcmp-power7 memcmp-ppc32
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memcpy-ppc32 memcmp-power7 memcmp-ppc32 memset-power7 \
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memset-power6 memset-ppc32 bzero-power7 bzero-power6 \
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bzero-ppc32
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endif
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endif
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26
sysdeps/powerpc/powerpc32/power4/multiarch/bzero-power6.S
Normal file
26
sysdeps/powerpc/powerpc32/power4/multiarch/bzero-power6.S
Normal file
@ -0,0 +1,26 @@
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/* Optimized bzero implementation for PowerPC32/POWER6.
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Copyright (C) 2010-2013 Free Software Foundation, Inc.
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Contributed by Luis Machado <luisgpm@br.ibm.com>.
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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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ENTRY (__bzero_power6)
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mr r5,r4
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li r4,0
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b __memset_power6@local
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END (__bzero_power6)
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26
sysdeps/powerpc/powerpc32/power4/multiarch/bzero-power7.S
Normal file
26
sysdeps/powerpc/powerpc32/power4/multiarch/bzero-power7.S
Normal file
@ -0,0 +1,26 @@
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/* Optimized bzero implementation for PowerPC32/POWER7.
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Copyright (C) 2010-2013 Free Software Foundation, Inc.
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Contributed by Luis Machado <luisgpm@br.ibm.com>.
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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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ENTRY (__bzero_power7)
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mr r5,r4
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li r4,0
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b __memset_power7@local
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END (__bzero_power7)
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26
sysdeps/powerpc/powerpc32/power4/multiarch/bzero-ppc32.S
Normal file
26
sysdeps/powerpc/powerpc32/power4/multiarch/bzero-ppc32.S
Normal file
@ -0,0 +1,26 @@
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/* Optimized bzero implementation for PowerPC32/PPC32.
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Copyright (C) 2010-2013 Free Software Foundation, Inc.
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Contributed by Luis Machado <luisgpm@br.ibm.com>.
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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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ENTRY (__bzero_ppc)
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mr r5,r4
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li r4,0
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b __memset_ppc@local
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END (__bzero_ppc)
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37
sysdeps/powerpc/powerpc32/power4/multiarch/bzero.c
Normal file
37
sysdeps/powerpc/powerpc32/power4/multiarch/bzero.c
Normal file
@ -0,0 +1,37 @@
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/* Multiple versions of bzero.
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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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/* Define multiple versions only for definition in libc. */
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#if defined SHARED && !defined NOT_IN_libc
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# include <string.h>
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# include <strings.h>
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# include "init-arch.h"
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extern __typeof (bzero) __bzero_ppc attribute_hidden;
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extern __typeof (bzero) __bzero_power6 attribute_hidden;
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extern __typeof (bzero) __bzero_power7 attribute_hidden;
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libc_ifunc (__bzero,
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(hwcap & PPC_FEATURE_HAS_VSX)
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? __bzero_power7 :
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(hwcap & PPC_FEATURE_ARCH_2_05)
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? __bzero_power6
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: __bzero_ppc);
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weak_alias (__bzero, bzero)
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#endif
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@ -58,6 +58,23 @@ __libc_ifunc_impl_list (const char *name, struct libc_ifunc_impl *array,
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IFUNC_IMPL_ADD (array, i, memcpy, hwcap & PPC_FEATURE_CELL_BE,
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IFUNC_IMPL_ADD (array, i, memcpy, hwcap & PPC_FEATURE_CELL_BE,
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__memcpy_cell)
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__memcpy_cell)
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IFUNC_IMPL_ADD (array, i, memcpy, 1, __memcpy_ppc))
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IFUNC_IMPL_ADD (array, i, memcpy, 1, __memcpy_ppc))
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/* Support sysdeps/powerpc/powerpc32/power4/multiarch/memset.c. */
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IFUNC_IMPL (i, name, memset,
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IFUNC_IMPL_ADD (array, i, memset, hwcap & PPC_FEATURE_HAS_VSX,
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__memset_power7)
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IFUNC_IMPL_ADD (array, i, memset, hwcap & PPC_FEATURE_ARCH_2_05,
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__memset_power6)
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IFUNC_IMPL_ADD (array, i, memset, 1, __memset_ppc))
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/* Support sysdeps/powerpc/powerpc32/power4/multiarch/bzero.c. */
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IFUNC_IMPL (i, name, bzero,
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IFUNC_IMPL_ADD (array, i, bzero, hwcap & PPC_FEATURE_HAS_VSX,
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__bzero_power7)
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IFUNC_IMPL_ADD (array, i, bzero, hwcap & PPC_FEATURE_ARCH_2_05,
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__bzero_power6)
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IFUNC_IMPL_ADD (array, i, bzero, 1, __bzero_ppc))
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#endif
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#endif
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/* Support sysdeps/powerpc/powerpc32/power4/multiarch/memcmp.c. */
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/* Support sysdeps/powerpc/powerpc32/power4/multiarch/memcmp.c. */
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38
sysdeps/powerpc/powerpc32/power4/multiarch/memset-power6.S
Normal file
38
sysdeps/powerpc/powerpc32/power4/multiarch/memset-power6.S
Normal file
@ -0,0 +1,38 @@
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/* Optimized 32-bit memset implementation for POWER6.
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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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.globl C_SYMBOL_NAME(__memset_power6); \
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.type C_SYMBOL_NAME(__memset_power6),@function; \
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.align ALIGNARG(alignt); \
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EALIGN_W_##words; \
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C_LABEL(__memset_power6) \
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cfi_startproc;
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#undef END
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#define END(name) \
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cfi_endproc; \
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ASM_SIZE_DIRECTIVE(__memset_power6)
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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/powerpc32/power6/memset.S>
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38
sysdeps/powerpc/powerpc32/power4/multiarch/memset-power7.S
Normal file
38
sysdeps/powerpc/powerpc32/power4/multiarch/memset-power7.S
Normal file
@ -0,0 +1,38 @@
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/* Optimized memset implementation for PowerPC32/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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|
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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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.globl C_SYMBOL_NAME(__memset_power7); \
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.type C_SYMBOL_NAME(__memset_power7),@function; \
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.align ALIGNARG(alignt); \
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EALIGN_W_##words; \
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C_LABEL(__memset_power7) \
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cfi_startproc;
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#undef END
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#define END(name) \
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cfi_endproc; \
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ASM_SIZE_DIRECTIVE(__memset_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/powerpc32/power7/memset.S>
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41
sysdeps/powerpc/powerpc32/power4/multiarch/memset-ppc32.S
Normal file
41
sysdeps/powerpc/powerpc32/power4/multiarch/memset-ppc32.S
Normal file
@ -0,0 +1,41 @@
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|
/* Default memset implementation for PowerPC32.
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|
Copyright (C) 1997-2013 Free Software Foundation, Inc.
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|
This file is part of the GNU C Library.
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|
|
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|
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/>. */
|
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|
|
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|
#include <sysdep.h>
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|
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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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.globl C_SYMBOL_NAME(__memset_ppc); \
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.type C_SYMBOL_NAME(__memset_ppc),@function; \
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|
.align ALIGNARG(alignt); \
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|
EALIGN_W_##words; \
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|
C_LABEL(__memset_ppc) \
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|
cfi_startproc;
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|
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|
# undef END
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|
# define END(name) \
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|
cfi_endproc; \
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|
ASM_SIZE_DIRECTIVE(__memset_ppc)
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|
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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_memset; __GI_memset = __memset_ppc
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|
#endif
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|
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|
#include <sysdeps/powerpc/powerpc32/power4/memset.S>
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37
sysdeps/powerpc/powerpc32/power4/multiarch/memset.c
Normal file
37
sysdeps/powerpc/powerpc32/power4/multiarch/memset.c
Normal file
@ -0,0 +1,37 @@
|
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|
/* Multiple versions of memset.
|
||||||
|
Copyright (C) 2013 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/>. */
|
||||||
|
|
||||||
|
/* Define multiple versions only for definition in libc. */
|
||||||
|
#if defined SHARED && !defined NOT_IN_libc
|
||||||
|
# include <string.h>
|
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|
# include <shlib-compat.h>
|
||||||
|
# include "init-arch.h"
|
||||||
|
|
||||||
|
extern __typeof (memset) __memset_ppc attribute_hidden;
|
||||||
|
extern __typeof (memset) __memset_power6 attribute_hidden;
|
||||||
|
extern __typeof (memset) __memset_power7 attribute_hidden;
|
||||||
|
|
||||||
|
/* Avoid DWARF definition DIE on ifunc symbol so that GDB can handle
|
||||||
|
ifunc symbol properly. */
|
||||||
|
libc_ifunc (memset,
|
||||||
|
(hwcap & PPC_FEATURE_HAS_VSX)
|
||||||
|
? __memset_power7 :
|
||||||
|
(hwcap & PPC_FEATURE_ARCH_2_05)
|
||||||
|
? __memset_power6
|
||||||
|
: __memset_ppc);
|
||||||
|
#endif
|
||||||
18
sysdeps/powerpc/powerpc32/power4/multiarch/rtld-memset.S
Normal file
18
sysdeps/powerpc/powerpc32/power4/multiarch/rtld-memset.S
Normal file
@ -0,0 +1,18 @@
|
|||||||
|
/* Copyright (C) 2013 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 <sysdeps/powerpc/powerpc32/power4/memset.S>
|
||||||
Loading…
Reference in New Issue
Block a user