diff options
Diffstat (limited to 'gmp/mpn/sparc64/copyi.asm')
| -rw-r--r-- | gmp/mpn/sparc64/copyi.asm | 86 |
1 files changed, 86 insertions, 0 deletions
diff --git a/gmp/mpn/sparc64/copyi.asm b/gmp/mpn/sparc64/copyi.asm new file mode 100644 index 0000000000..45663dc2a3 --- /dev/null +++ b/gmp/mpn/sparc64/copyi.asm @@ -0,0 +1,86 @@ +dnl SPARC v9 mpn_copyi -- Copy a limb vector, incrementing. + +dnl Copyright 1999-2003 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 UltraSPARC 1&2: 2 +C UltraSPARC 3: 2.5 +C UltraSPARC T1: 17 +C UltraSPARC T3: 6 +C UltraSPARC T4/T5: 2 + +C INPUT PARAMETERS +C rptr %o0 +C sptr %o1 +C n %o2 + +ASM_START() + REGISTER(%g2,#scratch) + REGISTER(%g3,#scratch) +PROLOGUE(mpn_copyi) + addcc %o2,-8,%o2 + bl,pt %xcc,L(end01234567) + nop +L(loop1): + ldx [%o1+0],%g1 + ldx [%o1+8],%g2 + ldx [%o1+16],%g3 + ldx [%o1+24],%g4 + ldx [%o1+32],%g5 + ldx [%o1+40],%o3 + ldx [%o1+48],%o4 + ldx [%o1+56],%o5 + add %o1,64,%o1 + stx %g1,[%o0+0] + stx %g2,[%o0+8] + stx %g3,[%o0+16] + stx %g4,[%o0+24] + stx %g5,[%o0+32] + stx %o3,[%o0+40] + stx %o4,[%o0+48] + stx %o5,[%o0+56] + addcc %o2,-8,%o2 + bge,pt %xcc,L(loop1) + add %o0,64,%o0 +L(end01234567): + addcc %o2,8,%o2 + bz,pn %xcc,L(end) + nop +L(loop2): + ldx [%o1+0],%g1 + add %o1,8,%o1 + addcc %o2,-1,%o2 + stx %g1,[%o0+0] + bg,pt %xcc,L(loop2) + add %o0,8,%o0 +L(end): retl + nop +EPILOGUE(mpn_copyi) |