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688903eb3e
* All files with FSF copyright notices: Update copyright dates using scripts/update-copyrights. * locale/programs/charmap-kw.h: Regenerated. * locale/programs/locfile-kw.h: Likewise.
78 lines
1.8 KiB
ArmAsm
78 lines
1.8 KiB
ArmAsm
;! HP-PA __udiv_qrnnd division support, used from longlong.h.
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;! This version runs fast on PA 7000 and later.
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;! Copyright (C) 1993-2018 Free Software Foundation, Inc.
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;! This file is part of the GNU MP Library.
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;! The GNU MP Library is free software; you can redistribute it and/or modify
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;! it under the terms of the GNU Lesser General Public License as published by
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;! the Free Software Foundation; either version 2.1 of the License, or (at your
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;! option) any later version.
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;! The GNU MP Library is distributed in the hope that it will be useful, but
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;! WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
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;! or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
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;! License for more details.
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;! You should have received a copy of the GNU Lesser General Public License
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;! along with the GNU MP Library. If not, see
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;! <http://www.gnu.org/licenses/>.
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;! INPUT PARAMETERS
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;! rem_ptr gr26
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;! n1 gr25
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;! n0 gr24
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;! d gr23
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.text
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L$0000:
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.word 0x43f00000
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.word 0x0
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.export __udiv_qrnnd
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__udiv_qrnnd:
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.proc
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.callinfo frame=64,no_calls
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.entry
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ldo 64(%r30),%r30
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stws %r25,-16(%r30) ;! n_hi
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stws %r24,-12(%r30) ;! n_lo
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b,l L$0,%r1
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ldo L$0000-L$0(%r1),%r1
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L$0:
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fldds -16(%r30),%fr5
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stws %r23,-12(%r30)
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comib,<= 0,%r25,L$1
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fcnvxf,dbl,dbl %fr5,%fr5
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fldds 0(%r1),%fr4
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fadd,dbl %fr4,%fr5,%fr5
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L$1:
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fcpy,sgl %fr0,%fr6L
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fldws -12(%r30),%fr6R
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fcnvxf,dbl,dbl %fr6,%fr4
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fdiv,dbl %fr5,%fr4,%fr5
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fcnvfx,dbl,dbl %fr5,%fr4
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fstws %fr4R,-16(%r30)
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xmpyu %fr4R,%fr6R,%fr6
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ldws -16(%r30),%r28
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fstds %fr6,-16(%r30)
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ldws -12(%r30),%r21
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ldws -16(%r30),%r20
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sub %r24,%r21,%r22
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subb %r25,%r20,%r1
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comib,= 0,%r1,L$2
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ldo -64(%r30),%r30
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add %r22,%r23,%r22
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ldo -1(%r28),%r28
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L$2:
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bv 0(%r2)
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stws %r22,0(%r26)
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.exit
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.procend
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