From 11da511c784eca003deb90c23570f0873954e0de Mon Sep 17 00:00:00 2001
From: Duncan Wilkie <antigravityd@gmail.com>
Date: Sat, 18 Nov 2023 06:11:09 -0600
Subject: Initial commit.

---
 gmp-6.3.0/mpn/x86_64/copyi.asm | 92 ++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 92 insertions(+)
 create mode 100644 gmp-6.3.0/mpn/x86_64/copyi.asm

(limited to 'gmp-6.3.0/mpn/x86_64/copyi.asm')

diff --git a/gmp-6.3.0/mpn/x86_64/copyi.asm b/gmp-6.3.0/mpn/x86_64/copyi.asm
new file mode 100644
index 0000000..bafce7a
--- /dev/null
+++ b/gmp-6.3.0/mpn/x86_64/copyi.asm
@@ -0,0 +1,92 @@
+dnl  AMD64 mpn_copyi -- copy limb vector, incrementing.
+
+dnl  Copyright 2003, 2005, 2007, 2011, 2012 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	     cycles/limb
+C AMD K8,K9	 1
+C AMD K10	 1
+C AMD bd1	 1.36
+C AMD bobcat	 1.71
+C Intel P4	 2-3
+C Intel core2	 1
+C Intel NHM	 1
+C Intel SBR	 1
+C Intel atom	 2
+C VIA nano	 2
+
+
+IFSTD(`define(`rp',`%rdi')')
+IFSTD(`define(`up',`%rsi')')
+IFSTD(`define(`n', `%rdx')')
+
+IFDOS(`define(`rp',`%rcx')')
+IFDOS(`define(`up',`%rdx')')
+IFDOS(`define(`n', `%r8')')
+
+ABI_SUPPORT(DOS64)
+ABI_SUPPORT(STD64)
+
+ASM_START()
+	TEXT
+	ALIGN(64)
+	.byte	0,0,0,0,0,0
+PROLOGUE(mpn_copyi)
+	lea	-8(rp), rp
+	sub	$4, n
+	jc	L(end)
+
+L(top):	mov	(up), %rax
+	mov	8(up), %r9
+	lea	32(rp), rp
+	mov	16(up), %r10
+	mov	24(up), %r11
+	lea	32(up), up
+	mov	%rax, -24(rp)
+	mov	%r9, -16(rp)
+	sub	$4, n
+	mov	%r10, -8(rp)
+	mov	%r11, (rp)
+	jnc	L(top)
+
+L(end):	shr	R32(n)
+	jnc	1f
+	mov	(up), %rax
+	mov	%rax, 8(rp)
+	lea	8(rp), rp
+	lea	8(up), up
+1:	shr	R32(n)
+	jnc	1f
+	mov	(up), %rax
+	mov	8(up), %r9
+	mov	%rax, 8(rp)
+	mov	%r9, 16(rp)
+1:	ret
+EPILOGUE()
-- 
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