+dnl Intel P55 mpn_hamdist -- mpn hamming distance.
+
+dnl Copyright 2000, 2002 Free Software Foundation, Inc.
+dnl
+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
+dnl modify it under the terms of the GNU Lesser General Public License as
+dnl published by the Free Software Foundation; either version 3 of the
+dnl License, or (at your option) any later version.
+dnl
+dnl The GNU MP Library is distributed in the hope that it will be useful,
+dnl but WITHOUT ANY WARRANTY; without even the implied warranty of
+dnl MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+dnl Lesser General Public License for more details.
+dnl
+dnl You should have received a copy of the GNU Lesser General Public License
+dnl along with the GNU MP Library. If not, see http://www.gnu.org/licenses/.
+
+include(`../config.m4')
+
+
+C P55: hamdist 12.0 cycles/limb
+
+C For reference, this code runs at 11.5 cycles/limb for popcount, which is
+C slower than the plain integer mpn/x86/pentium/popcount.asm.
+
+MULFUNC_PROLOGUE(mpn_hamdist)
+include_mpn(`x86/k6/mmx/popham.asm')