patch-2.4.2 linux/arch/arm/lib/io-readsl.S
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- Lines: 66
- Date:
Wed Dec 31 16:00:00 1969
- Orig file:
v2.4.1/linux/arch/arm/lib/io-readsl.S
- Orig date:
Mon Nov 27 17:07:59 2000
diff -u --recursive --new-file v2.4.1/linux/arch/arm/lib/io-readsl.S linux/arch/arm/lib/io-readsl.S
@@ -1,65 +0,0 @@
-/*
- * linux/arch/arm/lib/io-readsb.S
- *
- * Copyright (C) 1995-2000 Russell King
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- */
-#include <linux/linkage.h>
-#include <asm/assembler.h>
-#include <asm/hardware.h>
-
-ENTRY(__arch_readsl)
- ands ip, r1, #3
- bne 2f
-
-1: ldr r3, [r0]
- str r3, [r1], #4
- subs r2, r2, #1
- bne 1b
- mov pc, lr
-
-2: cmp ip, #2
- ldr ip, [r0]
- blt 4f
- bgt 6f
-
- strh ip, [r1], #2
- mov ip, ip, lsr #16
-3: subs r2, r2, #1
- ldrne r3, [r0]
- orrne ip, ip, r3, lsl #16
- strne ip, [r1], #4
- movne ip, r3, lsr #16
- bne 3b
- strh ip, [r1], #2
- mov pc, lr
-
-4: strb ip, [r1], #1
- mov ip, ip, lsr #8
- strh ip, [r1], #2
- mov ip, ip, lsr #16
-5: subs r2, r2, #1
- ldrne r3, [r0]
- orrne ip, ip, r3, lsl #8
- strne ip, [r1], #4
- movne ip, r3, lsr #24
- bne 5b
- strb ip, [r1], #1
- mov pc, lr
-
-6: strb ip, [r1], #1
- mov ip, ip, lsr #8
-7: subs r2, r2, #1
- ldrne r3, [r0]
- orrne ip, ip, r3, lsl #24
- strne ip, [r1], #4
- movne ip, r3, lsr #8
- bne 7b
- strb ip, [r1], #1
- mov ip, ip, lsr #8
- strh ip, [r1], #2
- mov pc, lr
-
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