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diff --git a/Build/source/libs/gmp/gmp-6.0.0/mpn/powerpc64/umul.asm b/Build/source/libs/gmp/gmp-6.0.0/mpn/powerpc64/umul.asm
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+++ b/Build/source/libs/gmp/gmp-6.0.0/mpn/powerpc64/umul.asm
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+dnl PowerPC-64 umul_ppmm -- support for longlong.h
+
+dnl Copyright 2000, 2001, 2005 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 mp_limb_t mpn_umul_ppmm (mp_limb_t *lowptr, mp_limb_t m1, mp_limb_t m2);
+C
+
+ASM_START()
+PROLOGUE(mpn_umul_ppmm)
+
+ C r3 lowptr
+ C r4 m1
+ C r5 m2
+
+ mulld r0, r4, r5
+ mulhdu r4, r4, r5
+ std r0, 0(r3)
+ifdef(`HAVE_ABI_mode32',
+` srdi r3, r4, 32
+',` mr r3, r4
+')
+ blr
+
+EPILOGUE(mpn_umul_ppmm)