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-rw-r--r--sysdeps/mips/memcpy.S136
1 files changed, 0 insertions, 136 deletions
diff --git a/sysdeps/mips/memcpy.S b/sysdeps/mips/memcpy.S
deleted file mode 100644
index 2049d05829..0000000000
--- a/sysdeps/mips/memcpy.S
+++ /dev/null
@@ -1,136 +0,0 @@
-/* Copyright (C) 2002, 2003 Free Software Foundation, Inc.
-   This file is part of the GNU C Library.
-   Contributed by Hartvig Ekner <hartvige@mips.com>, 2002.
-
-   The GNU C 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 C 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 C Library; if not, write to the Free
-   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
-   02111-1307 USA.  */
-
-#include <sysdep.h>
-#include <endian.h>
-
-
-/* void *memcpy(void *s1, const void *s2, size_t n);  */
-
-#if __BYTE_ORDER == __BIG_ENDIAN
-#  define LWHI	lwl		/* high part is left in big-endian	*/
-#  define SWHI	swl		/* high part is left in big-endian	*/
-#  define LWLO	lwr		/* low part is right in big-endian	*/
-#  define SWLO	swr		/* low part is right in big-endian	*/
-#else
-#  define LWHI	lwr		/* high part is right in little-endian	*/
-#  define SWHI	swr		/* high part is right in little-endian	*/
-#  define LWLO	lwl		/* low part is left in little-endian	*/
-#  define SWLO	swl		/* low part is left in little-endian	*/
-#endif
-
-ENTRY (memcpy)
-	.set	noreorder
-
-	slti	t0, a2, 8		# Less than 8?
-	bne	t0, zero, L(last8)
-	move	v0, a0			# Setup exit value before too late
-
-	xor	t0, a1, a0		# Find a0/a1 displacement
-	andi	t0, 0x3
-	bne	t0, zero, L(shift)	# Go handle the unaligned case
-	subu	t1, zero, a1
-	andi	t1, 0x3			# a0/a1 are aligned, but are we
-	beq	t1, zero, L(chk8w)	#  starting in the middle of a word?
-	subu	a2, t1
-	LWHI	t0, 0(a1)		# Yes we are... take care of that
-	addu	a1, t1
-	SWHI	t0, 0(a0)
-	addu	a0, t1
-
-L(chk8w):	
-	andi	t0, a2, 0x1f		# 32 or more bytes left?
-	beq	t0, a2, L(chk1w)
-	subu	a3, a2, t0		# Yes
-	addu	a3, a1			# a3 = end address of loop
-	move	a2, t0			# a2 = what will be left after loop
-L(lop8w):	
-	lw	t0,  0(a1)		# Loop taking 8 words at a time
-	lw	t1,  4(a1)
-	lw	t2,  8(a1)
-	lw	t3, 12(a1)
-	lw	t4, 16(a1)
-	lw	t5, 20(a1)
-	lw	t6, 24(a1)
-	lw	t7, 28(a1)
-	addiu	a0, 32
-	addiu	a1, 32
-	sw	t0, -32(a0)
-	sw	t1, -28(a0)
-	sw	t2, -24(a0)
-	sw	t3, -20(a0)
-	sw	t4, -16(a0)
-	sw	t5, -12(a0)
-	sw	t6,  -8(a0)
-	bne	a1, a3, L(lop8w)
-	sw	t7,  -4(a0)
-
-L(chk1w):	
-	andi	t0, a2, 0x3		# 4 or more bytes left?
-	beq	t0, a2, L(last8)
-	subu	a3, a2, t0		# Yes, handle them one word at a time
-	addu	a3, a1			# a3 again end address
-	move	a2, t0
-L(lop1w):	
-	lw	t0, 0(a1)
-	addiu	a0, 4
-	addiu	a1, 4
-	bne	a1, a3, L(lop1w)
-	sw	t0, -4(a0)
-
-L(last8):	
-	blez	a2, L(lst8e)		# Handle last 8 bytes, one at a time
-	addu	a3, a2, a1
-L(lst8l):	
-	lb	t0, 0(a1)
-	addiu	a0, 1
-	addiu	a1, 1
-	bne	a1, a3, L(lst8l)
-	sb	t0, -1(a0)
-L(lst8e):	
-	jr	ra			# Bye, bye
-	nop
-
-L(shift):	
-	subu	a3, zero, a0		# Src and Dest unaligned 
-	andi	a3, 0x3			#  (unoptimized case...)
-	beq	a3, zero, L(shft1)
-	subu	a2, a3			# a2 = bytes left
-	LWHI	t0, 0(a1)		# Take care of first odd part
-	LWLO	t0, 3(a1)
-	addu	a1, a3
-	SWHI	t0, 0(a0)
-	addu	a0, a3
-L(shft1):	
-	andi	t0, a2, 0x3
-	subu	a3, a2, t0
-	addu	a3, a1
-L(shfth):	
-	LWHI	t1, 0(a1)		# Limp through, word by word
-	LWLO	t1, 3(a1)
-	addiu	a0, 4
-	addiu	a1, 4
-	bne	a1, a3, L(shfth)
-	sw	t1, -4(a0)
-	b	L(last8)		# Handle anything which may be left
-	move	a2, t0
-
-	.set	reorder
-END (memcpy)
-libc_hidden_builtin_def (memcpy)