Add Chromium-only Blender WebEngine parity work

blender-5.2.0/extern/gmp-source/mpn/x86/udiv.asm

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+dnl  x86 mpn_udiv_qrnnd -- 2 by 1 limb division
+
+dnl  Copyright 1999, 2000, 2002 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_udiv_qrnnd (mp_limb_t *remptr, mp_limb_t high, mp_limb_t low,
+C                           mp_limb_t divisor);
+
+defframe(PARAM_DIVISOR, 16)
+defframe(PARAM_LOW,     12)
+defframe(PARAM_HIGH,    8)
+defframe(PARAM_REMPTR,  4)
+
+	TEXT
+	ALIGN(8)
+PROLOGUE(mpn_udiv_qrnnd)
+deflit(`FRAME',0)
+	movl	PARAM_LOW, %eax
+	movl	PARAM_HIGH, %edx
+	divl	PARAM_DIVISOR
+	movl	PARAM_REMPTR, %ecx
+	movl	%edx, (%ecx)
+	ret
+EPILOGUE()