diff options
Diffstat (limited to 'vendor/gmp-6.3.0/mpn/sparc32/v9/udiv.asm')
-rw-r--r-- | vendor/gmp-6.3.0/mpn/sparc32/v9/udiv.asm | 52 |
1 files changed, 52 insertions, 0 deletions
diff --git a/vendor/gmp-6.3.0/mpn/sparc32/v9/udiv.asm b/vendor/gmp-6.3.0/mpn/sparc32/v9/udiv.asm new file mode 100644 index 0000000..61dde97 --- /dev/null +++ b/vendor/gmp-6.3.0/mpn/sparc32/v9/udiv.asm @@ -0,0 +1,52 @@ +dnl SPARC v9 32-bit mpn_udiv_qrnnd - division support for longlong.h. + +dnl Copyright 2002, 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 INPUT PARAMETERS +C rem_ptr o0 +C n1 o1 +C n0 o2 +C d o3 + +ASM_START() +PROLOGUE(mpn_udiv_qrnnd) + sllx %o1, 32, %g1 C shift upper dividend limb + srl %o2, 0, %g2 C zero extend lower dividend limb + srl %o3, 0, %g3 C zero extend divisor + or %g2, %g1, %g1 C assemble 64-bit dividend + udivx %g1, %g3, %g1 + mulx %g1, %g3, %g4 + sub %g2, %g4, %g2 + st %g2, [%o0] C store remainder + retl + mov %g1, %o0 C return quotient +EPILOGUE(mpn_udiv_qrnnd) |