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Diffstat (limited to 'sysdeps/x86_64/hp-timing.h')
| -rw-r--r-- | sysdeps/x86_64/hp-timing.h | 40 |
1 files changed, 0 insertions, 40 deletions
diff --git a/sysdeps/x86_64/hp-timing.h b/sysdeps/x86_64/hp-timing.h deleted file mode 100644 index ec543bef03..0000000000 --- a/sysdeps/x86_64/hp-timing.h +++ /dev/null @@ -1,40 +0,0 @@ -/* High precision, low overhead timing functions. x86-64 version. - Copyright (C) 2002-2018 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/>. */ - -#ifndef _HP_TIMING_H -#define _HP_TIMING_H 1 - -/* We always assume having the timestamp register. */ -#define HP_TIMING_AVAIL (1) -#define HP_SMALL_TIMING_AVAIL (1) - -/* We indeed have inlined functions. */ -#define HP_TIMING_INLINE (1) - -/* We use 64bit values for the times. */ -typedef unsigned long long int hp_timing_t; - -/* The "=A" constraint used in 32-bit mode does not work in 64-bit mode. */ -#define HP_TIMING_NOW(Var) \ - ({ unsigned int _hi, _lo; \ - asm volatile ("rdtsc" : "=a" (_lo), "=d" (_hi)); \ - (Var) = ((unsigned long long int) _hi << 32) | _lo; }) - -#include <hp-timing-common.h> - -#endif /* hp-timing.h */ |