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         .file   "remquol.s"
  30 
  31 #include "libm.h"
  32 LIBM_ANSI_PRAGMA_WEAK(remquol,function)
  33 #include "libm_synonyms.h"
  34 #include "libm_protos.h"
  35         ENTRY(remquol)
  36         fldt    24(%rsp)                / load arg y
  37         fldt    8(%rsp)                 / load arg x
  38 .Lreml_loop:
  39         fprem1                          / partial remainder
  40         fstsw   %ax                     / store status word
  41         andw    $0x400,%ax              / check whether reduction complete
  42         jne     .Lreml_loop             / while reduction incomplete, do fprem1
  43         fstsw   %ax
  44         fwait
  45         fstp    %st(1)
  46         movw    %ax,%dx
  47         andw    $0x4000,%dx             / get C3
  48         sarw    $13,%dx
  49         movw    %ax,%cx
  50         andw    $0x100,%cx              / get C0
  51         sarw    $6,%cx
  52         addw    %cx,%dx
  53         andw    $0x200,%ax              / get C1

  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         .file   "remquol.s"
  30 
  31 #include "libm.h"
  32 LIBM_ANSI_PRAGMA_WEAK(remquol,function)

  33 #include "libm_protos.h"
  34         ENTRY(remquol)
  35         fldt    24(%rsp)                / load arg y
  36         fldt    8(%rsp)                 / load arg x
  37 .Lreml_loop:
  38         fprem1                          / partial remainder
  39         fstsw   %ax                     / store status word
  40         andw    $0x400,%ax              / check whether reduction complete
  41         jne     .Lreml_loop             / while reduction incomplete, do fprem1
  42         fstsw   %ax
  43         fwait
  44         fstp    %st(1)
  45         movw    %ax,%dx
  46         andw    $0x4000,%dx             / get C3
  47         sarw    $13,%dx
  48         movw    %ax,%cx
  49         andw    $0x100,%cx              / get C0
  50         sarw    $6,%cx
  51         addw    %cx,%dx
  52         andw    $0x200,%ax              / get C1