diff options
Diffstat (limited to 'vendor/gmp-6.3.0/mpn/loongarch/64/copyd.asm')
-rw-r--r-- | vendor/gmp-6.3.0/mpn/loongarch/64/copyd.asm | 75 |
1 files changed, 75 insertions, 0 deletions
diff --git a/vendor/gmp-6.3.0/mpn/loongarch/64/copyd.asm b/vendor/gmp-6.3.0/mpn/loongarch/64/copyd.asm new file mode 100644 index 0000000..1d10b28 --- /dev/null +++ b/vendor/gmp-6.3.0/mpn/loongarch/64/copyd.asm @@ -0,0 +1,75 @@ +dnl Loongarch mpn_copyd + +dnl Contributed to the GNU project by Torbjorn Granlund. + +dnl Copyright 2023 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 +define(`rp', `$a0') +define(`ap', `$a1') +define(`n', `$a2') + +define(`i', `$a3') + +ASM_START() +PROLOGUE(mpn_copyd) + alsl.d ap, n, ap, 3 + alsl.d rp, n, rp, 3 + srli.d i, n, 2 + beqz i, L(end) + +L(top): addi.d i, i, -1 + ld.d $t0, ap, -8 + st.d $t0, rp, -8 + ld.d $t1, ap, -16 + st.d $t1, rp, -16 + ld.d $t2, ap, -24 + st.d $t2, rp, -24 + ld.d $t3, ap, -32 + st.d $t3, rp, -32 + addi.d ap, ap, -32 + addi.d rp, rp, -32 + bnez i, L(top) + +L(end): andi $t1, n, 2 + beqz $t1, L(b0x) + ld.d $t0, ap, -8 + st.d $t0, rp, -8 + ld.d $t1, ap, -16 + st.d $t1, rp, -16 + addi.d ap, ap, -16 + addi.d rp, rp, -16 +L(b0x): andi $t0, n, 1 + beqz $t0, L(bx0) + ld.d $t0, ap, -8 + st.d $t0, rp, -8 +L(bx0): jr $r1 +EPILOGUE() |