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f133d007f9
Old version was from 2012-05-06, 6.1.2 is from 2016-12-16 A lot of support for newer processors and speedups since then See gmp/NEWS for details
66 lines
1.6 KiB
NASM
66 lines
1.6 KiB
NASM
dnl S/390-64 mpn_bdiv_dbm1c
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dnl Copyright 2011 Free Software Foundation, Inc.
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dnl This file is part of the GNU MP Library.
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dnl
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dnl The GNU MP Library is free software; you can redistribute it and/or modify
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dnl it under the terms of either:
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dnl
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dnl * the GNU Lesser General Public License as published by the Free
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dnl Software Foundation; either version 3 of the License, or (at your
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dnl option) any later version.
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dnl
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dnl or
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dnl
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dnl * the GNU General Public License as published by the Free Software
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dnl Foundation; either version 2 of the License, or (at your option) any
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dnl later version.
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dnl
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dnl or both in parallel, as here.
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dnl
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dnl The GNU MP Library is distributed in the hope that it will be useful, but
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dnl WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
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dnl or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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dnl for more details.
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dnl
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dnl You should have received copies of the GNU General Public License and the
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dnl GNU Lesser General Public License along with the GNU MP Library. If not,
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dnl see https://www.gnu.org/licenses/.
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include(`../config.m4')
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C cycles/limb
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C z900 29
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C z990 22
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C z9 ?
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C z10 19
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C z196 ?
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C INPUT PARAMETERS
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define(`qp', `%r2')
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define(`up', `%r3')
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define(`n', `%r4')
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define(`bd', `%r5')
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define(`cy', `%r6')
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ASM_START()
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TEXT
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ALIGN(16)
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PROLOGUE(mpn_bdiv_dbm1c)
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stmg %r6, %r7, 48(%r15)
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lghi %r7, 0 C zero index register
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L(top): lg %r1, 0(%r7,up)
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mlgr %r0, bd
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slgr %r6, %r1
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stg %r6, 0(%r7,qp)
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la %r7, 8(%r7)
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slbgr %r6, %r0
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brctg n, L(top)
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lgr %r2, %r6
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lmg %r6, %r7, 48(%r15)
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br %r14
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EPILOGUE()
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