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PowerPC: multiarch llrint/lrint for PowerPC64

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Adhemerval Zanella 2013-12-13 15:33:54 -05:00
parent 2568f3fa69
commit 5ccd5fc893
6 changed files with 134 additions and 1 deletions
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12
ChangeLog
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@ -1,3 +1,15 @@
2013-12-13 Adhemerval Zanella <azanella@linux.vnet.ibm.com>
* sysdeps/powerpc/powerpc64/fpu/multiarch/Makefile: Add llrint and
lrint multiarch implementation.
* sysdeps/powerpc/powerpc64/fpu/multiarch/s_llrint-power6x.S: New
file.
* sysdeps/powerpc/powerpc64/fpu/multiarch/s_llrint-ppc64.S: New file.
* sysdeps/powerpc/powerpc64/fpu/multiarch/s_llrint.c: New file:
multiarch llrint for PPC64.
* sysdeps/powerpc/powerpc64/fpu/multiarch/s_lrint.c: New file:
multiarch lrint for PPC64.
2013-12-13 Adhemerval Zanella <azanella@linux.vnet.ibm.com>
* sysdeps/powerpc/powerpc64/fpu/multiarch/Makefile: Add copysign/

3
sysdeps/powerpc/powerpc64/fpu/multiarch/Makefile
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@ -11,5 +11,6 @@ libm-sysdep_routines += s_isnan-power7 s_isnan-power6x s_isnan-power6 \
s_floorf-ppc64 s_round-power5+ s_round-ppc64 \
s_roundf-power5+ s_roundf-ppc64 s_trunc-power5+ \
s_trunc-ppc64 s_truncf-power5+ s_truncf-ppc64 \
s_copysign-power6 s_copysign-ppc64
s_copysign-power6 s_copysign-ppc64 s_llrint-power6x \
s_llrint-ppc64
endif

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sysdeps/powerpc/powerpc64/fpu/multiarch/s_llrint-power6x.S Normal file
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/* Round double to long int. PowerPC64/POWER6X 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 __llrint __llrint_power6x
#include <sysdeps/powerpc/powerpc64/power6x/fpu/s_llrint.S>

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sysdeps/powerpc/powerpc64/fpu/multiarch/s_llrint-ppc64.S Normal file
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/* Round double to long int. 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 __llrint __llrint_ppc64
#include <sysdeps/powerpc/powerpc64/fpu/s_llrint.S>

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sysdeps/powerpc/powerpc64/fpu/multiarch/s_llrint.c Normal file
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/* Multiple versions of llrint.
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 lrint/__lrint so that the compiler won't complain about the type
mismatch with the IFUNC selector in strong_alias below. */
#define lrint __hidden_lrint
#define __lrint __hidden___lrint
#include <math.h>
#include <math_ldbl_opt.h>
#undef lrint
#undef __lrint
#include <shlib-compat.h>
#include "init-arch.h"
extern __typeof (__llrint) __llrint_ppc64 attribute_hidden;
extern __typeof (__llrint) __llrint_power6x attribute_hidden;
libc_ifunc (__llrint,
(hwcap & PPC_FEATURE_POWER6_EXT)
? __llrint_power6x
: __llrint_ppc64);
weak_alias (__llrint, llrint)
#ifdef NO_LONG_DOUBLE
strong_alias (__llrint, __llrintl)
weak_alias (__llrint, llrintl)
#endif
#if LONG_DOUBLE_COMPAT(libm, GLIBC_2_1)
compat_symbol (libm, __llrint, llrintl, GLIBC_2_1);
#endif
/* long has the same width as long long on PowerPC64. */
strong_alias (__llrint, __lrint)
weak_alias (__lrint, lrint)
#ifdef NO_LONG_DOUBLE
strong_alias (__lrint, __lrintl)
weak_alias (__lrint, lrintl)
#endif
#if LONG_DOUBLE_COMPAT(libm, GLIBC_2_1)
compat_symbol (libm, __lrint, lrintl, GLIBC_2_1);
#endif

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sysdeps/powerpc/powerpc64/fpu/multiarch/s_lrint.c Normal file
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/* __lrint is in s_llrint.c */