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/sh/sh2/addmul_1.asm | 65 +++++++++++++++++++++++++++++++++++++++ 1 file changed, 65 insertions(+) create mode 100644 gmp-6.3.0/mpn/sh/sh2/addmul_1.asm (limited to 'gmp-6.3.0/mpn/sh/sh2/addmul_1.asm') diff --git a/gmp-6.3.0/mpn/sh/sh2/addmul_1.asm b/gmp-6.3.0/mpn/sh/sh2/addmul_1.asm new file mode 100644 index 0000000..c914b29 --- /dev/null +++ b/gmp-6.3.0/mpn/sh/sh2/addmul_1.asm @@ -0,0 +1,65 @@ +dnl SH2 mpn_addmul_1 -- Multiply a limb vector with a limb and add the result +dnl to a second limb vector. + +dnl Copyright 1995, 2000, 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 INPUT PARAMETERS +C res_ptr r4 +C s1_ptr r5 +C size r6 +C s2_limb r7 + +changecom(blah) C disable # to make all C comments below work + +ASM_START() +PROLOGUE(mpn_addmul_1) + mov #0,r2 C cy_limb = 0 + mov #0,r0 C Keep r0 = 0 for entire loop + clrt + +L(top): mov.l @r5+,r3 + dmulu.l r3,r7 + sts macl,r1 + addc r2,r1 C lo_prod += old cy_limb + sts mach,r2 C new cy_limb = hi_prod + mov.l @r4,r3 + addc r0,r2 C cy_limb += T, T = 0 + addc r3,r1 + addc r0,r2 C cy_limb += T, T = 0 + dt r6 + mov.l r1,@r4 + bf.s L(top) + add #4,r4 + + rts + mov r2,r0 +EPILOGUE() -- cgit v1.2.3