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/h8300/bits/atomicity.h | 79 ------------------------------- 1 file changed, 79 deletions(-) delete mode 100644 libc/sysdeps/linux/h8300/bits/atomicity.h (limited to 'libc/sysdeps/linux/h8300/bits') diff --git a/libc/sysdeps/linux/h8300/bits/atomicity.h b/libc/sysdeps/linux/h8300/bits/atomicity.h deleted file mode 100644 index a4fcc1524..000000000 --- a/libc/sysdeps/linux/h8300/bits/atomicity.h +++ /dev/null @@ -1,79 +0,0 @@ -/* Low-level functions for atomic operations. H8/300 version. - Copyright (C) 1997, 2000, 2001 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 _ATOMICITY_H -#define _ATOMICITY_H 1 - -#include - - -static inline uint32_t -__attribute__ ((unused)) -exchange_and_add (volatile uint32_t *mem, uint32_t val) -{ - uint32_t result; - __asm__ __volatile__ ("stc ccr,@-sp\n\t" - "orc #0x80,ccr\n\t" - "mov.l %1,er1\n\t" - "mov.l %0,%1\n\t" - "add.l er1,%0\n\t" - "ldc @sp+,ccr" - : "=r" (result), "=m" (*mem) - : "0" (val), "1" (*mem) - : "er1"); - return result; -} - -static inline void -__attribute__ ((unused)) -atomic_add (volatile uint32_t *mem, int val) -{ - __asm__ __volatile__ ("stc ccr,@-sp\n\t" - "orc #0x80,ccr\n\t" - "mov.l %0,er0\n\t" - "add %1,er0\n\t" - "mov.l er0,%0\n\t" - "ldc @sp+,ccr" - : "=m" (*mem) - : "r" (val), "0" (*mem) - : "er0"); -} - -static inline int -__attribute__ ((unused)) -compare_and_swap (volatile long int *p, long int oldval, long int newval) -{ - int ret = 0; - - __asm__ __volatile__ ("stc ccr,@-sp\n\t" - "orc #0x80,ccr\n\t" - "mov.l %1,er0\n\t" - "cmp.l %2,er0\n\t" - "bne 1f\n\t" - "mov.l %3,%1\n\t" - "inc.l #1,%0\n" - "1:\n\t" - "ldc @sp+,ccr" - : "=r"(ret),"=m"(*p) - : "r"(oldval),"r"(newval),"0"(ret),"1"(*p) - : "er0"); - return ret; -} - -#endif /* atomicity.h */ -- cgit v1.2.3