PowerPC: multiarch copysign/copysignf for PowerPC32

This commit is contained in:
Adhemerval Zanella 2013-10-14 16:02:38 -05:00
parent d47db6c906
commit 264b036bea
6 changed files with 167 additions and 2 deletions

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@ -1,3 +1,16 @@
2013-12-06 Adhemerval Zanella <azanella@linux.vnet.ibm.com>
* sysdeps/powerpc/powerpc32/power4/fpu/multiarch/Makefile: Add
copysign and copysignf multiarch implementations.
* sysdeps/powerpc/powerpc32/power4/fpu/multiarch/s_copysign-power6.S:
New file.
* sysdeps/powerpc/powerpc32/power4/fpu/multiarch/s_copysign-ppc32.S:
New file.
* sysdeps/powerpc/powerpc32/power4/fpu/multiarch/s_copysign.c: New
file: multiarch copysign for PowerPC32.
* sysdeps/powerpc/powerpc32/power4/fpu/multiarch/s_copysignf.c: New
file: multiarch copysignf for PowerPC32.
2013-12-06 Adhemerval Zanella <azanella@linux.vnet.ibm.com>
* sysdeps/powerpc/powerpc32/power4/fpu/multiarch/Makefile: Add trunc

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@ -2,7 +2,8 @@ ifeq ($(subdir),math)
sysdep_routines += s_isnan-power7 s_isnan-power6 s_isnan-power5 s_isnan-ppc32 \
s_isnanf-power6 s_isnanf-power5 s_isinf-power7 \
s_isinf-ppc32 s_isinff-ppc32 s_finite-power7 \
s_finite-ppc32 s_finitef-ppc32
s_finite-ppc32 s_finitef-ppc32 s_copysign-power6 \
s_copysign-ppc32
libm-sysdep_routines += s_llrintf-power6 s_llrintf-ppc32 s_llrint-power6 \
s_llrint-ppc32 s_llround-power6 s_llround-power5+ \
@ -16,5 +17,6 @@ libm-sysdep_routines += s_llrintf-power6 s_llrintf-ppc32 s_llrint-power6 \
s_floor-power5+ s_floor-ppc32 s_floorf-power5+ \
s_floorf-ppc32 s_round-power5+ s_round-ppc32 \
s_roundf-power5+ s_roundf-ppc32 s_trunc-power5+ \
s_trunc-ppc32 s_truncf-power5+ s_truncf-ppc32
s_trunc-ppc32 s_truncf-power5+ s_truncf-ppc32 \
s_copysign-power6 s_copysign-ppc32
endif

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@ -0,0 +1,33 @@
/* copysign(). PowerPC32/POWER6 version.
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 <sysdep.h>
#include <math_ldbl_opt.h>
#undef hidden_def
#define hidden_def(name)
#undef weak_alias
#define weak_alias(name, alias)
#undef strong_alias
#define strong_alias(name, alias)
#undef compat_symbol
#define compat_symbol(lib, name, alias, ver)
#define __copysign __copysign_power6
#include <sysdeps/powerpc/powerpc32/power6/fpu/s_copysign.S>

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@ -0,0 +1,34 @@
/* copysign(). PowerPC32 default version.
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 <sysdep.h>
#include <math_ldbl_opt.h>
#undef weak_alias
#define weak_alias(a,b)
#undef strong_alias
#define strong_alias(a,b)
#undef compat_symbol
#define compat_symbol(a, b, c, d)
#define __copysign __copysign_ppc32
#undef hidden_def
#define hidden_def(name)
strong_alias (__copysign_ppc32, __GI___copysign)
#include <sysdeps/powerpc/powerpc32/fpu/s_copysign.S>

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@ -0,0 +1,51 @@
/* Multiple versions of copysign.
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/>. */
/* Redefine copysign so that the compiler won't complain about the type
mismatch with the IFUNC selector in strong_alias below. */
#undef __copysign
#define __copysign __redirect_copysign
#include <math.h>
#include <math_ldbl_opt.h>
#undef __copysign
#include <shlib-compat.h>
#include "init-arch.h"
extern __typeof (__redirect_copysign) __copysign_ppc32 attribute_hidden;
extern __typeof (__redirect_copysign) __copysign_power6 attribute_hidden;
extern __typeof (__redirect_copysign) __libm_copysign;
libc_ifunc (__libm_copysign,
(hwcap & PPC_FEATURE_ARCH_2_05)
? __copysign_power6
: __copysign_ppc32);
strong_alias (__libm_copysign, __copysign)
weak_alias (__copysign, copysign)
#ifdef NO_LONG_DOUBLE
weak_alias (__copysign,copysignl)
strong_alias(__copysign,__copysignl)
#endif
#ifdef IS_IN_libm
# if LONG_DOUBLE_COMPAT(libm, GLIBC_2_0)
compat_symbol (libm, __copysign, copysignl, GLIBC_2_0);
# endif
#elif LONG_DOUBLE_COMPAT(libc, GLIBC_2_0)
compat_symbol (libc, __copysign, copysignl, GLIBC_2_0);
#endif

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@ -0,0 +1,32 @@
/* Multiple versions of copysignf.
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 <math.h>
#include <shlib-compat.h>
#include "init-arch.h"
/* It's safe to use double-precision implementation for single-precision. */
extern __typeof (__copysignf) __copysign_ppc32 attribute_hidden;
extern __typeof (__copysignf) __copysign_power6 attribute_hidden;
libc_ifunc (__copysignf,
(hwcap & PPC_FEATURE_ARCH_2_05)
? __copysign_power6
: __copysign_ppc32);
weak_alias (__copysignf, copysignf)