mirror of
https://review.haiku-os.org/buildtools
synced 2025-02-12 08:47:41 +01:00
b58ddff026
* merged mpfr 3.0.0 and gmp 5.0.1 in buildtools trunk git-svn-id: file:///srv/svn/repos/haiku/buildtools/trunk@37378 a95241bf-73f2-0310-859d-f6bbb57e9c96
55 lines
1.3 KiB
ArmAsm
55 lines
1.3 KiB
ArmAsm
# VAX mpn_rshift -- right shift.
|
|
|
|
# Copyright 1999, 2000, 2001 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 3 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. If not, see http://www.gnu.org/licenses/.
|
|
|
|
|
|
# INPUT PARAMETERS
|
|
# rptr (sp + 4)
|
|
# sptr (sp + 8)
|
|
# size (sp + 12)
|
|
# cnt (sp + 16)
|
|
# r0=retval r1=size r2,r3=itmp r4,r5=otmp call-used registers
|
|
# r6=sptr r7=rptr r8=cnt r9 r10 r11 call-saved registers
|
|
|
|
.text
|
|
.align 1
|
|
.globl ___gmpn_rshift
|
|
___gmpn_rshift:
|
|
.word 0x1c0
|
|
movl 4(ap),r7
|
|
movl 8(ap),r6
|
|
movl 12(ap),r1
|
|
movl 16(ap),r8
|
|
|
|
movl (r6)+,r2
|
|
subl3 r8,$32,r8
|
|
ashl r8,r2,r0
|
|
decl r1
|
|
jeql Lend
|
|
|
|
Loop: movl (r6)+,r3
|
|
ashq r8,r2,r4
|
|
movl r5,(r7)+
|
|
movl r3,r2
|
|
sobgtr r1,Loop
|
|
|
|
Lend: clrl r3
|
|
ashq r8,r2,r4
|
|
movl r5,(r7)
|
|
ret
|