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* sysdeps/x86_64/hp-timing.h (HP_TIMING_NOW, HP_TIMING_ACCUM): New

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macros replace the i686 versions for 64-bit mode.
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Roland McGrath 2002-08-30 23:09:46 +00:00
parent 95ed9d8438
commit e932b4062e
2 changed files with 39 additions and 2 deletions
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ChangeLog
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2002-08-30 Roland McGrath <roland@redhat.com>
* sysdeps/x86_64/hp-timing.h (HP_TIMING_NOW, HP_TIMING_ACCUM): New
macros replace the i686 versions for 64-bit mode.
* locale/duplocale.c: Include <string.h>.
* intl/dcigettext.c (DCIGETTEXT) [_LIBC]: Check for bogus CATEGORY.

38
sysdeps/x86_64/hp-timing.h
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/* We can use the i686 implementation without changes. */
#include <sysdeps/i386/i686/hp-timing.h>
/* High precision, low overhead timing functions. x86-64 version.
Copyright (C) 2002 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, write to the Free
Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
02111-1307 USA. */
#ifndef _HP_TIMING_H
/* We can use some of the i686 implementation without changes. */
# include <sysdeps/i386/i686/hp-timing.h>
/* The "=A" constraint used in 32-bit mode does not work in 64-bit mode. */
# undef HP_TIMING_NOW
# define HP_TIMING_NOW(Var) \
({ unsigned int _hi, _lo; asm ("rdtsc" : "=a" (_lo), "=d" (_hi)); \
(Var) = ((unsigned long long int) _hi << 32) | _lo; })
/* The funny business for 32-bit mode is not required here. */
# undef HP_TIMING_ACCUM
# define HP_TIMING_ACCUM(Sum, Diff) ((Sum) += (Diff))
#endif /* hp-timing.h */