Ancient files moved to ports repository

1 files changed, 0 insertions, 106 deletions

diff --git a/sysdeps/m88k/sub_n.s b/sysdeps/m88k/sub_n.s
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--- a/sysdeps/m88k/sub_n.s
+++ /dev/null
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-; mc88100 __mpn_sub -- Subtract two limb vectors of the same length > 0 and
-; store difference in a third limb vector.
-
-; Copyright (C) 1992, 1994, 1996 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	r2
-; s1_ptr	r3
-; s2_ptr	r4
-; size		r5
-
-; This code has been optimized to run one instruction per clock, avoiding
-; load stalls and writeback contention.  As a result, the instruction
-; order is not always natural.
-
-; The speed is about 4.6 clocks/limb + 18 clocks/limb-vector on an 88100,
-; but on the 88110, it seems to run much slower, 6.6 clocks/limb.
-
-	text
-	align	 16
-	global	 ___mpn_sub_n
-___mpn_sub_n:
-	ld	r6,r3,0			; read first limb from s1_ptr
-	extu	r10,r5,3
-	ld	r7,r4,0			; read first limb from s2_ptr
-
-	subu	r5,r0,r5
-	mak	r5,r5,3<4>
-	bcnd.n	eq0,r5,Lzero
-	subu.co	r0,r0,r0		; initialize carry
-
-	or	r12,r0,lo16(Lbase)
-	or.u	r12,r12,hi16(Lbase)
-	addu	r12,r12,r5		; r12 is address for entering in loop
-
-	extu	r5,r5,2			; divide by 4
-	subu	r2,r2,r5		; adjust res_ptr
-	subu	r3,r3,r5		; adjust s1_ptr
-	subu	r4,r4,r5		; adjust s2_ptr
-
-	or	r8,r6,r0
-
-	jmp.n	r12
-	 or	r9,r7,r0
-
-Loop:	addu	r3,r3,32
-	st	r8,r2,28
-	addu	r4,r4,32
-	ld	r6,r3,0
-	addu	r2,r2,32
-	ld	r7,r4,0
-Lzero:	subu	r10,r10,1		; subtract 0 + 8r limbs (adj loop cnt)
-Lbase:	ld	r8,r3,4
-	subu.cio r6,r6,r7
-	ld	r9,r4,4
-	st	r6,r2,0
-	ld	r6,r3,8			; subtract 7 + 8r limbs
-	subu.cio r8,r8,r9
-	ld	r7,r4,8
-	st	r8,r2,4
-	ld	r8,r3,12		; subtract 6 + 8r limbs
-	subu.cio r6,r6,r7
-	ld	r9,r4,12
-	st	r6,r2,8
-	ld	r6,r3,16		; subtract 5 + 8r limbs
-	subu.cio r8,r8,r9
-	ld	r7,r4,16
-	st	r8,r2,12
-	ld	r8,r3,20		; subtract 4 + 8r limbs
-	subu.cio r6,r6,r7
-	ld	r9,r4,20
-	st	r6,r2,16
-	ld	r6,r3,24		; subtract 3 + 8r limbs
-	subu.cio r8,r8,r9
-	ld	r7,r4,24
-	st	r8,r2,20
-	ld	r8,r3,28		; subtract 2 + 8r limbs
-	subu.cio r6,r6,r7
-	ld	r9,r4,28
-	st	r6,r2,24
-	bcnd.n	ne0,r10,Loop		; subtract 1 + 8r limbs
-	 subu.cio r8,r8,r9
-
-	st	r8,r2,28		; store most significant limb
-
-	addu.ci r2,r0,r0		; return carry-out from most sign. limb
-	jmp.n	 r1
-	 xor	r2,r2,1