[project @ 2000-08-18 15:44:28 by simonmar]

[ghc-hetmet.git] / ghc / rts / gmp / mpn / x86 / umul.asm

diff --git a/ghc/rts/gmp/mpn/x86/umul.asm b/ghc/rts/gmp/mpn/x86/umul.asm
new file mode 100644 (file)
index 0000000..3d289d1
--- /dev/null
+++ b/ghc/rts/gmp/mpn/x86/umul.asm
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+dnl  mpn_umul_ppmm -- 1x1->2 limb multiplication
+
+dnl  Copyright (C) 1999, 2000 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 2.1 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
+dnl  License along with the GNU MP Library; see the file COPYING.LIB.  If
+dnl  not, write to the Free Software Foundation, Inc., 59 Temple Place -
+dnl  Suite 330, Boston, MA 02111-1307, USA.
+
+
+include(`../config.m4')
+
+
+C mp_limb_t mpn_umul_ppmm (mp_limb_t *lowptr, mp_limb_t m1, mp_limb_t m2);
+C
+
+defframe(PARAM_M2,    12)
+defframe(PARAM_M1,     8)
+defframe(PARAM_LOWPTR, 4)
+
+       TEXT
+       ALIGN(8)
+PROLOGUE(mpn_umul_ppmm)
+deflit(`FRAME',0)
+       movl    PARAM_LOWPTR, %ecx
+       movl    PARAM_M1, %eax
+       mull    PARAM_M2
+       movl    %eax, (%ecx)
+       movl    %edx, %eax
+       ret
+EPILOGUE()