X-Git-Url: http://git.megacz.com/?a=blobdiff_plain;f=ghc%2Frts%2Fgmp%2Fmpn%2Fpowerpc64%2Fcopyi.asm;fp=ghc%2Frts%2Fgmp%2Fmpn%2Fpowerpc64%2Fcopyi.asm;h=a1bedc4c5b9fa8ec18f9595dbd72164c6b339e84;hb=e72806f1683fc7acf7bd10885e8e45ff06d790f1;hp=0000000000000000000000000000000000000000;hpb=a6c4cc3666b15a6392279d492f87861c1f18b2de;p=ghc-hetmet.git

diff --git a/ghc/rts/gmp/mpn/powerpc64/copyi.asm b/ghc/rts/gmp/mpn/powerpc64/copyi.asm
new file mode 100644
index 0000000..a1bedc4
--- /dev/null
+++ b/ghc/rts/gmp/mpn/powerpc64/copyi.asm
@@ -0,0 +1,44 @@
+# PowerPC-64 mpn_copyi -- Copy a limb vector.
+
+# Copyright (C) 1999, 2000 Free Software Foundation, Inc.
+
+# This file is part of the GNU MP Library.
+
+# The GNU MP Library is free software; you can redistribute it and/or modify
+# it under the terms of the GNU Lesser General Public License as published by
+# the Free Software Foundation; either version 2.1 of the License, or (at your
+# option) any later version.
+
+# The GNU MP Library is distributed in the hope that it will be useful, but
+# WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
+# or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU Lesser General Public
+# License for more details.
+
+# You should have received a copy of the GNU Lesser General Public License
+# along with the GNU MP Library; see the file COPYING.LIB.  If not, write to
+# the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,
+# MA 02111-1307, USA.
+
+
+# INPUT PARAMETERS
+# rptr	r3
+# sptr	r4
+# n	r5
+
+include(`../config.m4')
+
+# Unrolling this analogous to sparc64/copyi.s doesn't help for any
+# operand sizes.
+
+ASM_START()
+PROLOGUE(mpn_copyi)
+	cmpdi	cr0,r5,0
+	mtctr	r5
+	addi	r4,r4,-8
+	addi	r3,r3,-8
+	beq	cr0,.Lend
+.Loop:	ldu	r0,8(r4)
+	stdu	r0,8(r3)
+	bdnz	.Loop
+.Lend:	blr
+EPILOGUE(mpn_copyi)