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 2011 Nexenta Systems, Inc.  All rights reserved.
  24  */
  25 /*
  26  * Copyright 2006 Sun Microsystems, Inc.  All rights reserved.
  27  * Use is subject to license terms.
  28  */
  29 
  30 #pragma weak llrint = __llrint
  31 #if defined(__sparcv9) || defined(__amd64)
  32 #pragma weak lrint = __llrint
  33 #pragma weak __lrint = __llrint
  34 #endif
  35 
  36 /*
  37  * llrint(x) rounds its argument to the nearest integer according
  38  * to the current rounding direction and converts the result to a
  39  * 64 bit signed integer.
  40  *
  41  * If x is NaN, infinite, or so large that the nearest integer would
  42  * exceed 64 bits, the invalid operation exception is raised.  If x
  43  * is not an integer, the inexact exception is raised.
  44  */
  45 
  46 #include "libm.h"
  47 
  48 long long
  49 llrint(double x) {
  50         /*
  51          * Note: The following code works on x86 (in the default rounding
  52          * precision mode), but one should just use the fistpll instruction
  53          * instead.

  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 2011 Nexenta Systems, Inc.  All rights reserved.
  24  */
  25 /*
  26  * Copyright 2006 Sun Microsystems, Inc.  All rights reserved.
  27  * Use is subject to license terms.
  28  */
  29 
  30 #pragma weak __llrint = llrint
  31 #if defined(__sparcv9) || defined(__amd64)
  32 #pragma weak lrint = llrint
  33 #pragma weak __lrint = llrint
  34 #endif
  35 
  36 /*
  37  * llrint(x) rounds its argument to the nearest integer according
  38  * to the current rounding direction and converts the result to a
  39  * 64 bit signed integer.
  40  *
  41  * If x is NaN, infinite, or so large that the nearest integer would
  42  * exceed 64 bits, the invalid operation exception is raised.  If x
  43  * is not an integer, the inexact exception is raised.
  44  */
  45 
  46 #include "libm.h"
  47 
  48 long long
  49 llrint(double x) {
  50         /*
  51          * Note: The following code works on x86 (in the default rounding
  52          * precision mode), but one should just use the fistpll instruction
  53          * instead.