From 4beed843c11a1f3079c775e501dbe1069e4c7bbe Mon Sep 17 00:00:00 2001 From: Eric Andersen Date: Mon, 21 Aug 2006 23:29:36 +0000 Subject: bits/profil-counter.h and bits/atomicity.h are leftovers from the old gprof based profiling I nuked ages ago since tools like oprofile are non invasive and work so much better. --- libc/sysdeps/linux/mips/bits/atomicity.h | 98 -------------------------------- 1 file changed, 98 deletions(-) delete mode 100644 libc/sysdeps/linux/mips/bits/atomicity.h (limited to 'libc/sysdeps/linux/mips/bits') diff --git a/libc/sysdeps/linux/mips/bits/atomicity.h b/libc/sysdeps/linux/mips/bits/atomicity.h deleted file mode 100644 index 5d1020352..000000000 --- a/libc/sysdeps/linux/mips/bits/atomicity.h +++ /dev/null @@ -1,98 +0,0 @@ -/* Low-level functions for atomic operations. Mips version. - Copyright (C) 2001, 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 _MIPS_ATOMICITY_H -#define _MIPS_ATOMICITY_H 1 - -#include - -static inline int -__attribute_used__ -exchange_and_add (volatile uint32_t *mem, int val) -{ - int result, tmp; - - __asm__ __volatile__ - ("/* Inline exchange & add */\n" - "1:\n\t" - ".set push\n\t" - ".set mips2\n\t" - "ll %0,%3\n\t" - "addu %1,%4,%0\n\t" - "sc %1,%2\n\t" - ".set pop\n\t" - "beqz %1,1b\n\t" - "/* End exchange & add */" - : "=&r"(result), "=&r"(tmp), "=m"(*mem) - : "m" (*mem), "r"(val) - : "memory"); - - return result; -} - -static inline void -__attribute_used__ -atomic_add (volatile uint32_t *mem, int val) -{ - int result; - - __asm__ __volatile__ - ("/* Inline atomic add */\n" - "1:\n\t" - ".set push\n\t" - ".set mips2\n\t" - "ll %0,%2\n\t" - "addu %0,%3,%0\n\t" - "sc %0,%1\n\t" - ".set pop\n\t" - "beqz %0,1b\n\t" - "/* End atomic add */" - : "=&r"(result), "=m"(*mem) - : "m" (*mem), "r"(val) - : "memory"); -} - -static inline int -__attribute_used__ -compare_and_swap (volatile long int *p, long int oldval, long int newval) -{ - long int ret, temp; - - __asm__ __volatile__ - ("/* Inline compare & swap */\n" - "1:\n\t" - ".set push\n\t" - ".set mips2\n\t" - "ll %1,%5\n\t" - "move %0,$0\n\t" - "bne %1,%3,2f\n\t" - "move %0,%4\n\t" - "sc %0,%2\n\t" - ".set pop\n\t" - "beqz %0,1b\n" - "2:\n\t" - "/* End compare & swap */" - : "=&r" (ret), "=&r" (temp), "=m" (*p) - : "r" (oldval), "r" (newval), "m" (*p) - : "memory"); - - return ret; -} - -#endif /* atomicity.h */ -- cgit v1.2.3