gecko/security/nss/lib/freebl/mpi/montmulfv8.il

!  
! ***** BEGIN LICENSE BLOCK *****
! Version: MPL 1.1/GPL 2.0/LGPL 2.1
!
! The contents of this file are subject to the Mozilla Public License Version
! 1.1 (the "License"); you may not use this file except in compliance with
! the License. You may obtain a copy of the License at
! http://www.mozilla.org/MPL/
!
! Software distributed under the License is distributed on an "AS IS" basis,
! WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
! for the specific language governing rights and limitations under the
! License.
!
! The Original Code is inline macros for SPARC Montgomery multiply functions.
!
! The Initial Developer of the Original Code is
! Sun Microsystems Inc.
! Portions created by the Initial Developer are Copyright (C) 1999-2000
! the Initial Developer. All Rights Reserved.
!
! Contributor(s):
!
! Alternatively, the contents of this file may be used under the terms of
! either the GNU General Public License Version 2 or later (the "GPL"), or
! the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
! in which case the provisions of the GPL or the LGPL are applicable instead
! of those above. If you wish to allow use of your version of this file only
! under the terms of either the GPL or the LGPL, and not to allow others to
! use your version of this file under the terms of the MPL, indicate your
! decision by deleting the provisions above and replace them with the notice
! and other provisions required by the GPL or the LGPL. If you do not delete
! the provisions above, a recipient may use your version of this file under
! the terms of any one of the MPL, the GPL or the LGPL.
!
! ***** END LICENSE BLOCK *****
! $Id: montmulfv8.il,v 1.3 2004/04/27 23:04:36 gerv%gerv.net Exp $

!
! double upper32(double /*frs1*/);
!
        .inline upper32,8
        std     %o0,[%sp+0x48]
        ldd     [%sp+0x48],%f10

	fdtox	%f10,%f10
	fitod	%f10,%f0
        .end

!
! double lower32(double /*frs1*/, double /* Zero */);
!
        .inline lower32,8
        std     %o0,[%sp+0x48]
        ldd     [%sp+0x48],%f10
        std     %o2,[%sp+0x48]
        ldd     [%sp+0x48],%f12

	fdtox	%f10,%f10
	fmovs	%f12,%f10
	fxtod	%f10,%f0
        .end

!
! double mod(double /*x*/, double /*1/m*/, double /*m*/);
!
        .inline mod,12
        std     %o0,[%sp+0x48]
        ldd     [%sp+0x48],%f2
        std     %o2,[%sp+0x48]
        ldd     [%sp+0x48],%f4
        std     %o4,[%sp+0x48]
        ldd     [%sp+0x48],%f6

	fmuld	%f2,%f4,%f4
	fdtox	%f4,%f4
	fxtod	%f4,%f4
	fmuld	%f4,%f6,%f4
	fsubd	%f2,%f4,%f0
        .end


!
! void i16_to_d16_and_d32x4(double * /*1/(2^16)*/, double * /* 2^16*/,
!			    double * /* 0 */,
!			    double * /*result16*/, double * /* result32 */
!			    float *  /*source - should be unsigned int*
!		            	       converted to float* */);
!
        .inline i16_to_d16_and_d32x4,24
        ldd     [%o0],%f2  ! 1/(2^16)
        ldd     [%o1],%f4  ! 2^16
	ldd	[%o2],%f22

	fmovd	%f22,%f6
	ld	[%o5],%f7
	fmovd	%f22,%f10
	ld	[%o5+4],%f11
	fmovd	%f22,%f14
	ld	[%o5+8],%f15
	fmovd	%f22,%f18
	ld	[%o5+12],%f19
	fxtod	%f6,%f6
	std	%f6,[%o4]
	fxtod	%f10,%f10
	std	%f10,[%o4+8]
	fxtod	%f14,%f14
	std	%f14,[%o4+16]
	fxtod	%f18,%f18
	std	%f18,[%o4+24]
	fmuld	%f2,%f6,%f8
	fmuld	%f2,%f10,%f12
	fmuld	%f2,%f14,%f16
	fmuld	%f2,%f18,%f20
	fdtox	%f8,%f8
	fdtox	%f12,%f12
	fdtox	%f16,%f16
	fdtox	%f20,%f20
	fxtod	%f8,%f8
	std	%f8,[%o3+8]
	fxtod	%f12,%f12
	std	%f12,[%o3+24]
	fxtod	%f16,%f16
	std	%f16,[%o3+40]
	fxtod	%f20,%f20
	std	%f20,[%o3+56]
	fmuld	%f8,%f4,%f8
	fmuld	%f12,%f4,%f12
	fmuld	%f16,%f4,%f16
	fmuld	%f20,%f4,%f20
	fsubd	%f6,%f8,%f8
	std	%f8,[%o3]
	fsubd	%f10,%f12,%f12
	std	%f12,[%o3+16]
	fsubd	%f14,%f16,%f16
	std	%f16,[%o3+32]
	fsubd	%f18,%f20,%f20
	std	%f20,[%o3+48]
        .end