10  * See the License for the specific language governing permissions
  11  * and limitations under the License.
  12  *
  13  * When distributing Covered Code, include this CDDL HEADER in each
  14  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
  15  * If applicable, add the following below this CDDL HEADER, with the
  16  * fields enclosed by brackets "[]" replaced with your own identifying
  17  * information: Portions Copyright [yyyy] [name of copyright owner]
  18  *
  19  * CDDL HEADER END
  20  */
  21 
  22 /*
  23  * Copyright 2005 Sun Microsystems, Inc.  All rights reserved.
  24  * Use is subject to license terms.
  25  */
  26 
  27 #ifndef _SYS_ATOMIC_H
  28 #define _SYS_ATOMIC_H
  29 
  30 #pragma ident   "%Z%%M% %I%     %E% SMI"
  31 
  32 #include <sys/types.h>
  33 #include <sys/inttypes.h>
  34 
  35 #ifdef  __cplusplus
  36 extern "C" {
  37 #endif
  38 
  39 #if defined(_KERNEL) && defined(__GNUC__) && defined(_ASM_INLINES) && \
  40         (defined(__i386) || defined(__amd64))
  41 #include <asm/atomic.h>
  42 #endif
  43 
  44 #if defined(_KERNEL) || defined(__STDC__)
  45 /*
  46  * Increment target.
  47  */
  48 extern void atomic_inc_8(volatile uint8_t *);
  49 extern void atomic_inc_uchar(volatile uchar_t *);
  50 extern void atomic_inc_16(volatile uint16_t *);
  51 extern void atomic_inc_ushort(volatile ushort_t *);

 398 
 399 extern void membar_enter();
 400 extern void membar_exit();
 401 extern void membar_producer();
 402 extern void membar_consumer();
 403 
 404 #endif
 405 
 406 #if defined(_KERNEL)
 407 
 408 #if defined(_LP64) || defined(_ILP32)
 409 #define atomic_add_ip           atomic_add_long
 410 #define atomic_add_ip_nv        atomic_add_long_nv
 411 #define casip                   atomic_cas_ulong
 412 #endif
 413 
 414 #if defined(__sparc)
 415 extern uint8_t ldstub(uint8_t *);
 416 #endif
 417 
 418 /*
 419  * Legacy kernel interfaces; they will go away (eventually).
 420  */
 421 extern uint8_t cas8(uint8_t *, uint8_t, uint8_t);
 422 extern uint32_t cas32(uint32_t *, uint32_t, uint32_t);
 423 extern uint64_t cas64(uint64_t *, uint64_t, uint64_t);
 424 extern ulong_t caslong(ulong_t *, ulong_t, ulong_t);
 425 extern void *casptr(void *, void *, void *);
 426 extern void atomic_and_long(ulong_t *, ulong_t);
 427 extern void atomic_or_long(ulong_t *, ulong_t);
 428 #if defined(__sparc)
 429 extern uint32_t swapl(uint32_t *, uint32_t);
 430 #endif
 431 
 432 #endif  /* _KERNEL */
 433 
 434 #ifdef  __cplusplus
 435 }
 436 #endif
 437 
 438 #endif  /* _SYS_ATOMIC_H */

  10  * See the License for the specific language governing permissions
  11  * and limitations under the License.
  12  *
  13  * When distributing Covered Code, include this CDDL HEADER in each
  14  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
  15  * If applicable, add the following below this CDDL HEADER, with the
  16  * fields enclosed by brackets "[]" replaced with your own identifying
  17  * information: Portions Copyright [yyyy] [name of copyright owner]
  18  *
  19  * CDDL HEADER END
  20  */
  21 
  22 /*
  23  * Copyright 2005 Sun Microsystems, Inc.  All rights reserved.
  24  * Use is subject to license terms.
  25  */
  26 
  27 #ifndef _SYS_ATOMIC_H
  28 #define _SYS_ATOMIC_H
  29 


  30 #include <sys/types.h>
  31 #include <sys/inttypes.h>
  32 
  33 #ifdef  __cplusplus
  34 extern "C" {
  35 #endif
  36 
  37 #if defined(_KERNEL) && defined(__GNUC__) && defined(_ASM_INLINES) && \
  38         (defined(__i386) || defined(__amd64))
  39 #include <asm/atomic.h>
  40 #endif
  41 
  42 #if defined(_KERNEL) || defined(__STDC__)
  43 /*
  44  * Increment target.
  45  */
  46 extern void atomic_inc_8(volatile uint8_t *);
  47 extern void atomic_inc_uchar(volatile uchar_t *);
  48 extern void atomic_inc_16(volatile uint16_t *);
  49 extern void atomic_inc_ushort(volatile ushort_t *);

 396 
 397 extern void membar_enter();
 398 extern void membar_exit();
 399 extern void membar_producer();
 400 extern void membar_consumer();
 401 
 402 #endif
 403 
 404 #if defined(_KERNEL)
 405 
 406 #if defined(_LP64) || defined(_ILP32)
 407 #define atomic_add_ip           atomic_add_long
 408 #define atomic_add_ip_nv        atomic_add_long_nv
 409 #define casip                   atomic_cas_ulong
 410 #endif
 411 
 412 #if defined(__sparc)
 413 extern uint8_t ldstub(uint8_t *);
 414 #endif
 415 














 416 #endif  /* _KERNEL */
 417 
 418 #ifdef  __cplusplus
 419 }
 420 #endif
 421 
 422 #endif  /* _SYS_ATOMIC_H */