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Diffstat (limited to 'sysdeps/ia64/hp-timing.h')
| -rw-r--r-- | sysdeps/ia64/hp-timing.h | 49 |
1 files changed, 0 insertions, 49 deletions
diff --git a/sysdeps/ia64/hp-timing.h b/sysdeps/ia64/hp-timing.h deleted file mode 100644 index 4af128a1a1..0000000000 --- a/sysdeps/ia64/hp-timing.h +++ /dev/null @@ -1,49 +0,0 @@ -/* High precision, low overhead timing functions. IA-64 version. - Copyright (C) 2001-2017 Free Software Foundation, Inc. - This file is part of the GNU C Library. - Contributed by Ulrich Drepper <drepper@cygnus.com>, 2001. - - 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 int hp_timing_t; - -/* The Itanium/Merced has a bug where the ar.itc register value read - is not correct in some situations. The solution is to read again. - For now we always do this until we know how to recognize a fixed - processor implementation. */ -#define REPEAT_READ(val) __builtin_expect ((long int) val == -1, 0) - -/* That's quite simple. Use the `ar.itc' instruction. */ -#define HP_TIMING_NOW(Var) \ - ({ unsigned long int __itc; \ - do \ - asm volatile ("mov %0=ar.itc" : "=r" (__itc) : : "memory"); \ - while (REPEAT_READ (__itc)); \ - Var = __itc; }) - -#include <hp-timing-common.h> - -#endif /* hp-timing.h */ |