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 extern void __vsqrtf(int, float *, int, float *, int);
  31 
  32 #if !defined(LIBMVEC_SO_BUILD)
  33 #if defined(ARCH_v8plusa) || defined(ARCH_v8plusb) || defined(ARCH_v9a) || defined(ARCH_v9b)
  34 #define CHECK_ULTRA3
  35 #endif
  36 #endif  /* !defined(LIBMVEC_SO_BUILD) */
  37 
  38 #ifdef CHECK_ULTRA3
  39 #include <strings.h>
  40 #define sysinfo _sysinfo
  41 #include <sys/systeminfo.h>
  42 
  43 #define BUFLEN  257
  44 
  45 static int use_ultra3 = 0;
  46 
  47 extern void __vsqrtf_ultra3(int, float *, int, float *, int);
  48 #endif
  49 
  50 #pragma weak vsqrtf_ = __vsqrtf_
  51 
  52 /* just invoke the serial function */
  53 void
  54 __vsqrtf_(int *n, float *x, int *stridex, float *y, int *stridey)
  55 {
  56 #ifdef CHECK_ULTRA3
  57         int             u;
  58         char    buf[BUFLEN];
  59 
  60         u = use_ultra3;
  61         if (!u) {
  62                 /* use __vsqrtf_ultra3 on Cheetah (and ???) */
  63                 if (sysinfo(SI_ISALIST, buf, BUFLEN) > 0 && !strncmp(buf, "sparcv9+vis2", 12))
  64                         u = 3;
  65                 else
  66                         u = 1;
  67                 use_ultra3 = u;
  68         }
  69         if (u & 2)
  70                 __vsqrtf_ultra3(*n, x, *stridex, y, *stridey);
  71         else
  72 #endif
  73         __vsqrtf(*n, x, *stridex, y, *stridey);
  74 }

  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 extern void __vsqrtf(int, float *, int, float *, int);
  31 


















  32 #pragma weak vsqrtf_ = __vsqrtf_
  33 
  34 /* just invoke the serial function */
  35 void
  36 __vsqrtf_(int *n, float *x, int *stridex, float *y, int *stridey)
  37 {

















  38         __vsqrtf(*n, x, *stridex, y, *stridey);
  39 }