From 4009bf404450e4ad7b72140d7bae3226fad3468c Mon Sep 17 00:00:00 2001 From: Ulrich Drepper Date: Thu, 20 Mar 2003 07:19:17 +0000 Subject: Update. 2003-03-19 Ulrich Drepper * Makefile (distribute): Add include/atomic.h and bits/atomic.h. * include/atomic.h: New file. * sysdeps/i386/i486/bits/atomic.h: New file. * sysdeps/x86_64/bits/atomic.h: New file. * sysdeps/s390/bits/atomic.h: New file. * sysdeps/sh/bits/atomic.h: New file. * sysdeps/ia64/bits/atomic.h: New file. * sysdeps/powerpc/bits/atomic.h: New file. * sysdeps/generic/bits/atomic.h: New file. * sysdeps/i386/i486/atomicity.h: Removed. * sysdeps/x86_64/atomicity.h: Removed. * sysdeps/s390/s390-32/atomicity.h: Removed. * sysdeps/s390/s390-64/atomicity.h: Removed. * sysdeps/ia64/atomicity.h: Removed. * sysdeps/powerpc/powerpc32/atomicity.h: Removed. * sysdeps/powerpc/powerpc64/atomicity.h: Removed. * elf/dl-profile.c: Use atomic.h instead of atomicity.h. Adjust use of macros from atomicity.h to new names and semantics. * gmon_mcount.c: Likewise. * malloc/set-freeres.c: Likewise. * nscd/cache.c: Likewise. * stdlib/cxa_finalize.c: Likewise. * sysdeps/unix/sysv/linux/getsysstats.c: Likewise. * sysdeps/mips/ieee754.h: New file, suitable to replace both * stdlib/strtod.c (INTERNAL): While eating trailing zeros handle --- sysdeps/powerpc/powerpc64/atomicity.h | 132 ---------------------------------- 1 file changed, 132 deletions(-) delete mode 100644 sysdeps/powerpc/powerpc64/atomicity.h (limited to 'sysdeps/powerpc/powerpc64/atomicity.h') diff --git a/sysdeps/powerpc/powerpc64/atomicity.h b/sysdeps/powerpc/powerpc64/atomicity.h deleted file mode 100644 index b9d0de0ac5..0000000000 --- a/sysdeps/powerpc/powerpc64/atomicity.h +++ /dev/null @@ -1,132 +0,0 @@ -/* Low-level functions for atomic operations. PowerPC64 version. - Copyright (C) 1997, 1998, 1999, 2000, 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 Library General Public License as - published by the Free Software Foundation; either version 2 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 - Library General Public License for more details. - - You should have received a copy of the GNU Library General Public - License along with the GNU C Library; see the file COPYING.LIB. 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 - -#if BROKEN_PPC_ASM_CR0 -# define __ATOMICITY_INLINE /* nothing */ -#else -# define __ATOMICITY_INLINE inline -#endif - -static __ATOMICITY_INLINE int -__attribute__ ((unused)) -exchange_and_add (volatile uint32_t *mem, int val) -{ - int tmp, result; - __asm__ ("\n\ -0: lwarx %0,0,%2 \n\ - add%I3 %1,%0,%3 \n\ - stwcx. %1,0,%2 \n\ - bne- 0b \n\ -" : "=&b"(result), "=&r"(tmp) : "r" (mem), "Ir"(val) : "cr0", "memory"); - return result; -} - -static __ATOMICITY_INLINE void -__attribute__ ((unused)) -atomic_add_long (volatile long *mem, int val) -{ - int tmp; - __asm__ ("\n\ -0: ldarx %0,0,%1 \n\ - add%I2 %0,%0,%2 \n\ - stdcx. %0,0,%1 \n\ - bne- 0b \n\ -" : "=&b"(tmp) : "r" (mem), "Ir"(val) : "cr0", "memory"); -} - - -static __ATOMICITY_INLINE int -__attribute__ ((unused)) -exchange_and_add_long (volatile long *mem, int val) -{ - int tmp, result; - __asm__ ("\n\ -0: ldarx %0,0,%2 \n\ - add%I3 %1,%0,%3 \n\ - stdcx. %1,0,%2 \n\ - bne- 0b \n\ -" : "=&b"(result), "=&r"(tmp) : "r" (mem), "Ir"(val) : "cr0", "memory"); - return result; -} - -static __ATOMICITY_INLINE void -__attribute__ ((unused)) -atomic_add (volatile uint32_t *mem, int val) -{ - int tmp; - __asm__ ("\n\ -0: lwarx %0,0,%1 \n\ - add%I2 %0,%0,%2 \n\ - stwcx. %0,0,%1 \n\ - bne- 0b \n\ -" : "=&b"(tmp) : "r" (mem), "Ir"(val) : "cr0", "memory"); -} - -static __ATOMICITY_INLINE int -__attribute__ ((unused)) -compare_and_swap (volatile long int *p, long int oldval, long int newval) -{ - int result; - __asm__ ("\n\ -0: ldarx %0,0,%1 \n\ - sub%I2c. %0,%0,%2 \n\ - cntlzw %0,%0 \n\ - bne- 1f \n\ - stdcx. %3,0,%1 \n\ - bne- 0b \n\ -1: \n\ -" : "=&b"(result) : "r"(p), "Ir"(oldval), "r"(newval) : "cr0", "memory"); - return result >> 5; -} - -static __ATOMICITY_INLINE long int -__attribute__ ((unused)) -always_swap (volatile long int *p, long int newval) -{ - long int result; - __asm__ ("\n\ -0: ldarx %0,0,%1 \n\ - stdcx. %2,0,%1 \n\ - bne- 0b \n\ -" : "=&r"(result) : "r"(p), "r"(newval) : "cr0", "memory"); - return result; -} - -static __ATOMICITY_INLINE int -__attribute__ ((unused)) -test_and_set (volatile long int *p, long int newval) -{ - int result; - __asm__ ("\n\ -0: ldarx %0,0,%1 \n\ - cmpdi %0,0 \n\ - bne- 1f \n\ - stdcx. %2,0,%1 \n\ - bne- 0b \n\ -1: \n\ -" : "=&r"(result) : "r"(p), "r"(newval) : "cr0", "memory"); - return result; -} - -#endif /* atomicity.h */ -- cgit v1.2.3