From 11da511c784eca003deb90c23570f0873954e0de Mon Sep 17 00:00:00 2001 From: Duncan Wilkie Date: Sat, 18 Nov 2023 06:11:09 -0600 Subject: Initial commit. --- gmp-6.3.0/mpn/s390_64/submul_1.asm | 70 ++++++++++++++++++++++++++++++++++++++ 1 file changed, 70 insertions(+) create mode 100644 gmp-6.3.0/mpn/s390_64/submul_1.asm (limited to 'gmp-6.3.0/mpn/s390_64/submul_1.asm') diff --git a/gmp-6.3.0/mpn/s390_64/submul_1.asm b/gmp-6.3.0/mpn/s390_64/submul_1.asm new file mode 100644 index 0000000..3bb8b05 --- /dev/null +++ b/gmp-6.3.0/mpn/s390_64/submul_1.asm @@ -0,0 +1,70 @@ +dnl S/390-64 mpn_submul_1 + +dnl Copyright 2011 Free Software Foundation, Inc. + +dnl This file is part of the GNU MP Library. +dnl +dnl The GNU MP Library is free software; you can redistribute it and/or modify +dnl it under the terms of either: +dnl +dnl * the GNU Lesser General Public License as published by the Free +dnl Software Foundation; either version 3 of the License, or (at your +dnl option) any later version. +dnl +dnl or +dnl +dnl * the GNU General Public License as published by the Free Software +dnl Foundation; either version 2 of the License, or (at your option) any +dnl later version. +dnl +dnl or both in parallel, as here. +dnl +dnl The GNU MP Library is distributed in the hope that it will be useful, but +dnl WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY +dnl or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License +dnl for more details. +dnl +dnl You should have received copies of the GNU General Public License and the +dnl GNU Lesser General Public License along with the GNU MP Library. If not, +dnl see https://www.gnu.org/licenses/. + +include(`../config.m4') + +C cycles/limb +C z900 35 +C z990 24 +C z9 ? +C z10 28 +C z196 ? + +C INPUT PARAMETERS +define(`rp', `%r2') +define(`up', `%r3') +define(`n', `%r4') +define(`v0', `%r5') + +ASM_START() +PROLOGUE(mpn_submul_1) + stmg %r9, %r12, 72(%r15) + lghi %r12, 0 + slgr %r11, %r11 + +L(top): lg %r1, 0(%r12,up) + lg %r10, 0(%r12,rp) + mlgr %r0, v0 + slbgr %r10, %r1 + slbgr %r9, %r9 + slgr %r0, %r9 C conditional incr + slgr %r10, %r11 + lgr %r11, %r0 + stg %r10, 0(%r12,rp) + la %r12, 8(%r12) + brctg %r4, L(top) + + lgr %r2, %r11 + slbgr %r9, %r9 + slgr %r2, %r9 + + lmg %r9, %r12, 72(%r15) + br %r14 +EPILOGUE() -- cgit v1.2.3