interlck.c (cdf0e10c) interlck.c (1309f2c9)
1/*************************************************************************
2 *
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
5 * Copyright 2000, 2010 Oracle and/or its affiliates.
6 *
7 * OpenOffice.org - a multi-platform office productivity suite
8 *

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129 " isync"
130 : "=&r" (nCount), "=m" (*pCount)
131 : "r" (pCount)
132 : "memory");
133
134 return nCount;
135}
136
1/*************************************************************************
2 *
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
5 * Copyright 2000, 2010 Oracle and/or its affiliates.
6 *
7 * OpenOffice.org - a multi-platform office productivity suite
8 *

--- 120 unchanged lines hidden (view full) ---

129 " isync"
130 : "=&r" (nCount), "=m" (*pCount)
131 : "r" (pCount)
132 : "memory");
133
134 return nCount;
135}
136
137#elif defined ( GCC ) && defined ( ARM )
138
139/*****************************************************************************/
140/* osl_incrementInterlockedCount */
141/*****************************************************************************/
142oslInterlockedCount SAL_CALL osl_incrementInterlockedCount(oslInterlockedCount* pCount)
143{
144#if defined( ARMV7 ) || defined( ARMV6 )
145 register oslInterlockedCount nCount __asm__ ("r1");
146 int nResult;
147
148 __asm__ __volatile__ (
149"1: ldrex %0, [%3]\n"
150" add %0, %0, #1\n"
151" strex %1, %0, [%3]\n"
152" teq %1, #0\n"
153" bne 1b"
154 : "=&r" (nCount), "=&r" (nResult), "=m" (*pCount)
155 : "r" (pCount)
156 : "memory");
157
158 return nCount;
137#else
159#else
160 return __sync_add_and_fetch( pCount, 1 );
161#endif
162}
163
164oslInterlockedCount SAL_CALL osl_decrementInterlockedCount(oslInterlockedCount* pCount)
165{
166#if defined( ARMV7 ) || defined( ARMV6 )
167 register oslInterlockedCount nCount __asm__ ("r1");
168 int nResult;
169
170 __asm__ __volatile__ (
171"0: ldrex %0, [%3]\n"
172" sub %0, %0, #1\n"
173" strex %1, %0, [%3]\n"
174" teq %1, #0\n"
175" bne 0b"
176 : "=&r" (nCount), "=&r" (nResult), "=m" (*pCount)
177 : "r" (pCount)
178 : "memory");
179 return nCount;
180#else
181 return __sync_sub_and_fetch( pCount, 1 );
182#endif
183}
184
185#else
138/* use only if nothing else works, expensive due to single mutex for all reference counts */
139
140static pthread_mutex_t InterLock = PTHREAD_MUTEX_INITIALIZER;
141
142/*****************************************************************************/
143/* osl_incrementInterlockedCount */
144/*****************************************************************************/
145oslInterlockedCount SAL_CALL osl_incrementInterlockedCount(oslInterlockedCount* pCount)

--- 25 unchanged lines hidden --- 		186/* use only if nothing else works, expensive due to single mutex for all reference counts */
187
188static pthread_mutex_t InterLock = PTHREAD_MUTEX_INITIALIZER;
189
190/*****************************************************************************/
191/* osl_incrementInterlockedCount */
192/*****************************************************************************/
193oslInterlockedCount SAL_CALL osl_incrementInterlockedCount(oslInterlockedCount* pCount)

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