1 files changed, 0 insertions, 154 deletions
diff --git a/arch/sh/lib/clear_page.S b/arch/sh/lib/clear_page.S
deleted file mode 100644
index 8342bfbde64c..000000000000
--- a/arch/sh/lib/clear_page.S
+++ /dev/null
@@ -1,154 +0,0 @@
-/*
- * __clear_user_page, __clear_user, clear_page implementation of SuperH
- *
- * Copyright (C) 2001  Kaz Kojima
- * Copyright (C) 2001, 2002  Niibe Yutaka
- * Copyright (C) 2006  Paul Mundt
- */
-#include <linux/linkage.h>
-#include <asm/page.h>
-
-/*
- * clear_page
- * @to: P1 address
- *
- * void clear_page(void *to)
- */
-
-/*
- * r0 --- scratch
- * r4 --- to
- * r5 --- to + PAGE_SIZE
- */
-ENTRY(clear_page)
-	mov	r4,r5
-	mov.l	.Llimit,r0
-	add	r0,r5
-	mov	#0,r0
-	!
-1:
-#if defined(CONFIG_CPU_SH4)
-	movca.l	r0,@r4
-	mov	r4,r1
-#else
-	mov.l	r0,@r4
-#endif
-	add	#32,r4
-	mov.l	r0,@-r4
-	mov.l	r0,@-r4
-	mov.l	r0,@-r4
-	mov.l	r0,@-r4
-	mov.l	r0,@-r4
-	mov.l	r0,@-r4
-	mov.l	r0,@-r4
-#if defined(CONFIG_CPU_SH4)
-	ocbwb	@r1
-#endif
-	cmp/eq	r5,r4
-	bf/s	1b
-	 add	#28,r4
-	!
-	rts
-	 nop
-
-	.balign 4
-.Llimit:	.long	(PAGE_SIZE-28)
-
-ENTRY(__clear_user)
-	!
-	mov	#0, r0
-	mov	#0xe0, r1	! 0xffffffe0
-	!
-	! r4..(r4+31)&~32 	   -------- not aligned	[ Area 0 ]
-	! (r4+31)&~32..(r4+r5)&~32 -------- aligned	[ Area 1 ]
-	! (r4+r5)&~32..r4+r5       -------- not aligned	[ Area 2 ]
-	!
-	! Clear area 0
-	mov	r4, r2
-	!
-	tst	r1, r5		! length < 32
-	bt	.Larea2		! skip to remainder
-	!
-	add	#31, r2
-	and	r1, r2
-	cmp/eq	r4, r2
-	bt	.Larea1
-	mov	r2, r3
-	sub	r4, r3
-	mov	r3, r7
-	mov	r4, r2
-	!
-.L0:	dt	r3
-0:	mov.b	r0, @r2
-	bf/s	.L0
-	 add	#1, r2
-	!
-	sub	r7, r5
-	mov	r2, r4
-.Larea1:
-	mov	r4, r3
-	add	r5, r3
-	and	r1, r3
-	cmp/hi	r2, r3
-	bf	.Larea2
-	!
-	! Clear area 1
-#if defined(CONFIG_CPU_SH4)
-1:	movca.l	r0, @r2
-#else
-1:	mov.l	r0, @r2
-#endif
-	add	#4, r2
-2:	mov.l	r0, @r2
-	add	#4, r2
-3:	mov.l	r0, @r2
-	add	#4, r2
-4:	mov.l	r0, @r2
-	add	#4, r2
-5:	mov.l	r0, @r2
-	add	#4, r2
-6:	mov.l	r0, @r2
-	add	#4, r2
-7:	mov.l	r0, @r2
-	add	#4, r2
-8:	mov.l	r0, @r2
-	add	#4, r2
-	cmp/hi	r2, r3
-	bt/s	1b
-	 nop
-	!
-	! Clear area 2
-.Larea2:
-	mov	r4, r3
-	add	r5, r3
-	cmp/hs	r3, r2
-	bt/s	.Ldone
-	 sub	r2, r3
-.L2:	dt	r3
-9:	mov.b	r0, @r2
-	bf/s	.L2
-	 add	#1, r2
-	!
-.Ldone:	rts
-	 mov	#0, r0	! return 0 as normal return
-
-	! return the number of bytes remained
-.Lbad_clear_user:
-	mov	r4, r0
-	add	r5, r0
-	rts
-	 sub	r2, r0
-
-.section __ex_table,"a"
-	.align 2
-	.long	0b, .Lbad_clear_user
-	.long	1b, .Lbad_clear_user
-	.long	2b, .Lbad_clear_user
-	.long	3b, .Lbad_clear_user
-	.long	4b, .Lbad_clear_user
-	.long	5b, .Lbad_clear_user
-	.long	6b, .Lbad_clear_user
-	.long	7b, .Lbad_clear_user
-	.long	8b, .Lbad_clear_user
-	.long	9b, .Lbad_clear_user
-.previous