9  * or http://www.opensolaris.org/os/licensing.
  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  * Copyright 2011 Nexenta Systems, Inc.  All rights reserved.
  23  */
  24 /*
  25  * Copyright 2006 Sun Microsystems, Inc.  All rights reserved.
  26  * Use is subject to license terms.
  27  */
  28 
  29 #pragma weak rint = __rint
  30 
  31 /*
  32  * rint(x) return x rounded to integral according to the rounding direction
  33  * rint(x) returns result with the same sign as x's,  including 0.0.
  34  */
  35 
  36 #include "libm.h"
  37 
  38 #if defined(__i386) && !defined(__amd64) && (!defined(__FLT_EVAL_METHOD__) || \
  39         __FLT_EVAL_METHOD__ != 0)
  40 extern enum fp_precision_type __swapRP(enum fp_precision_type);
  41 #define DECLRP(x)       enum fp_precision_type x;
  42 #define SWAPRP(new, x)  x = __swapRP(new);
  43 #define RESTRP(x)       (void) __swapRP(x);
  44 #else
  45 #define DECLRP(x)
  46 #define SWAPRP(new, x)
  47 #define RESTRP(x)
  48 #endif
  49 

   9  * or http://www.opensolaris.org/os/licensing.
  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  * Copyright 2011 Nexenta Systems, Inc.  All rights reserved.
  23  */
  24 /*
  25  * Copyright 2006 Sun Microsystems, Inc.  All rights reserved.
  26  * Use is subject to license terms.
  27  */
  28 
  29 #pragma weak __rint = rint
  30 
  31 /*
  32  * rint(x) return x rounded to integral according to the rounding direction
  33  * rint(x) returns result with the same sign as x's,  including 0.0.
  34  */
  35 
  36 #include "libm.h"
  37 
  38 #if defined(__i386) && !defined(__amd64) && (!defined(__FLT_EVAL_METHOD__) || \
  39         __FLT_EVAL_METHOD__ != 0)
  40 extern enum fp_precision_type __swapRP(enum fp_precision_type);
  41 #define DECLRP(x)       enum fp_precision_type x;
  42 #define SWAPRP(new, x)  x = __swapRP(new);
  43 #define RESTRP(x)       (void) __swapRP(x);
  44 #else
  45 #define DECLRP(x)
  46 #define SWAPRP(new, x)
  47 #define RESTRP(x)
  48 #endif
  49