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-rw-r--r--sysdeps/mips/mips3/submul_1.s97
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diff --git a/sysdeps/mips/mips3/submul_1.s b/sysdeps/mips/mips3/submul_1.s
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--- a/sysdeps/mips/mips3/submul_1.s
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- # MIPS3 __mpn_submul_1 -- Multiply a limb vector with a single limb and
- # subtract the product from a second limb vector.
-
- # Copyright (C) 1992, 1994, 1995 Free Software Foundation, Inc.
-
- # This file is part of the GNU MP Library.
-
- # The GNU MP Library is free software; you can redistribute it and/or modify
- # it under the terms of the GNU Lesser General Public License as published by
- # the Free Software Foundation; either version 2.1 of the License, or (at your
- # option) any later version.
-
- # The GNU MP Library is distributed in the hope that it will be useful, but
- # WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
- # or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU Lesser General Public
- # License for more details.
-
- # You should have received a copy of the GNU Lesser General Public License
- # along with the GNU MP Library; see the file COPYING.LIB.  If not, write to
- # the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,
- # MA 02111-1307, USA.
-
-
- # INPUT PARAMETERS
- # res_ptr	$4
- # s1_ptr	$5
- # size		$6
- # s2_limb	$7
-
-	.text
-	.align	4
-	.globl	__mpn_submul_1
-	.ent	__mpn_submul_1
-__mpn_submul_1:
-	.set    noreorder
-	.set    nomacro
-
- # warm up phase 0
-	ld	$8,0($5)
-
- # warm up phase 1
-	daddiu	$5,$5,8
-	dmultu	$8,$7
-
-	daddiu	$6,$6,-1
-	beq	$6,$0,$LC0
-	 move	$2,$0		# zero cy2
-
-	daddiu	$6,$6,-1
-	beq	$6,$0,$LC1
-	ld	$8,0($5)	# load new s1 limb as early as possible
-
-Loop:	ld	$10,0($4)
-	mflo	$3
-	mfhi	$9
-	daddiu	$5,$5,8
-	daddu	$3,$3,$2	# add old carry limb to low product limb
-	dmultu	$8,$7
-	ld	$8,0($5)	# load new s1 limb as early as possible
-	daddiu	$6,$6,-1	# decrement loop counter
-	sltu	$2,$3,$2	# carry from previous addition -> $2
-	dsubu	$3,$10,$3
-	sgtu	$10,$3,$10
-	daddu	$2,$2,$10
-	sd	$3,0($4)
-	daddiu	$4,$4,8
-	bne	$6,$0,Loop
-	 daddu	$2,$9,$2	# add high product limb and carry from addition
-
- # cool down phase 1
-$LC1:	ld	$10,0($4)
-	mflo	$3
-	mfhi	$9
-	daddu	$3,$3,$2
-	sltu	$2,$3,$2
-	dmultu	$8,$7
-	dsubu	$3,$10,$3
-	sgtu	$10,$3,$10
-	daddu	$2,$2,$10
-	sd	$3,0($4)
-	daddiu	$4,$4,8
-	daddu	$2,$9,$2	# add high product limb and carry from addition
-
- # cool down phase 0
-$LC0:	ld	$10,0($4)
-	mflo	$3
-	mfhi	$9
-	daddu	$3,$3,$2
-	sltu	$2,$3,$2
-	dsubu	$3,$10,$3
-	sgtu	$10,$3,$10
-	daddu	$2,$2,$10
-	sd	$3,0($4)
-	j	$31
-	daddu	$2,$9,$2	# add high product limb and carry from addition
-
-	.end	__mpn_submul_1