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-rw-r--r--arch/arm26/lib/memcpy.S318
1 files changed, 0 insertions, 318 deletions
diff --git a/arch/arm26/lib/memcpy.S b/arch/arm26/lib/memcpy.S
deleted file mode 100644
index 3f719e412069..000000000000
--- a/arch/arm26/lib/memcpy.S
+++ /dev/null
@@ -1,318 +0,0 @@
-/*
- * linux/arch/arm26/lib/memcpy.S
- *
- * Copyright (C) 1995-1999 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.
- *
- * ASM optimised string functions
- */
-#include <linux/linkage.h>
-#include <asm/assembler.h>
-
- .text
-
-#define ENTER \
- mov ip,sp ;\
- stmfd sp!,{r4-r9,fp,ip,lr,pc} ;\
- sub fp,ip,#4
-
-#define EXIT \
- LOADREGS(ea, fp, {r4 - r9, fp, sp, pc})
-
-#define EXITEQ \
- LOADREGS(eqea, fp, {r4 - r9, fp, sp, pc})
-
-/*
- * Prototype: void memcpy(void *to,const void *from,unsigned long n);
- * ARM3: cant use memcopy here!!!
- */
-ENTRY(memcpy)
-ENTRY(memmove)
- ENTER
- cmp r1, r0
- bcc 19f
- subs r2, r2, #4
- blt 6f
- ands ip, r0, #3
- bne 7f
- ands ip, r1, #3
- bne 8f
-
-1: subs r2, r2, #8
- blt 5f
- subs r2, r2, #0x14
- blt 3f
-2: ldmia r1!,{r3 - r9, ip}
- stmia r0!,{r3 - r9, ip}
- subs r2, r2, #32
- bge 2b
- cmn r2, #16
- ldmgeia r1!, {r3 - r6}
- stmgeia r0!, {r3 - r6}
- subge r2, r2, #0x10
-3: adds r2, r2, #0x14
-4: ldmgeia r1!, {r3 - r5}
- stmgeia r0!, {r3 - r5}
- subges r2, r2, #12
- bge 4b
-5: adds r2, r2, #8
- blt 6f
- subs r2, r2, #4
- ldrlt r3, [r1], #4
- ldmgeia r1!, {r4, r5}
- strlt r3, [r0], #4
- stmgeia r0!, {r4, r5}
- subge r2, r2, #4
-
-6: adds r2, r2, #4
- EXITEQ
- cmp r2, #2
- ldrb r3, [r1], #1
- ldrgeb r4, [r1], #1
- ldrgtb r5, [r1], #1
- strb r3, [r0], #1
- strgeb r4, [r0], #1
- strgtb r5, [r0], #1
- EXIT
-
-7: rsb ip, ip, #4
- cmp ip, #2
- ldrb r3, [r1], #1
- ldrgeb r4, [r1], #1
- ldrgtb r5, [r1], #1
- strb r3, [r0], #1
- strgeb r4, [r0], #1
- strgtb r5, [r0], #1
- subs r2, r2, ip
- blt 6b
- ands ip, r1, #3
- beq 1b
-
-8: bic r1, r1, #3
- ldr r7, [r1], #4
- cmp ip, #2
- bgt 15f
- beq 11f
- cmp r2, #12
- blt 10f
- sub r2, r2, #12
-9: mov r3, r7, pull #8
- ldmia r1!, {r4 - r7}
- orr r3, r3, r4, push #24
- mov r4, r4, pull #8
- orr r4, r4, r5, push #24
- mov r5, r5, pull #8
- orr r5, r5, r6, push #24
- mov r6, r6, pull #8
- orr r6, r6, r7, push #24
- stmia r0!, {r3 - r6}
- subs r2, r2, #16
- bge 9b
- adds r2, r2, #12
- blt 100f
-10: mov r3, r7, pull #8
- ldr r7, [r1], #4
- subs r2, r2, #4
- orr r3, r3, r7, push #24
- str r3, [r0], #4
- bge 10b
-100: sub r1, r1, #3
- b 6b
-
-11: cmp r2, #12
- blt 13f /* */
- sub r2, r2, #12
-12: mov r3, r7, pull #16
- ldmia r1!, {r4 - r7}
- orr r3, r3, r4, push #16
- mov r4, r4, pull #16
- orr r4, r4, r5, push #16
- mov r5, r5, pull #16
- orr r5, r5, r6, push #16
- mov r6, r6, pull #16
- orr r6, r6, r7, push #16
- stmia r0!, {r3 - r6}
- subs r2, r2, #16
- bge 12b
- adds r2, r2, #12
- blt 14f
-13: mov r3, r7, pull #16
- ldr r7, [r1], #4
- subs r2, r2, #4
- orr r3, r3, r7, push #16
- str r3, [r0], #4
- bge 13b
-14: sub r1, r1, #2
- b 6b
-
-15: cmp r2, #12
- blt 17f
- sub r2, r2, #12
-16: mov r3, r7, pull #24
- ldmia r1!, {r4 - r7}
- orr r3, r3, r4, push #8
- mov r4, r4, pull #24
- orr r4, r4, r5, push #8
- mov r5, r5, pull #24
- orr r5, r5, r6, push #8
- mov r6, r6, pull #24
- orr r6, r6, r7, push #8
- stmia r0!, {r3 - r6}
- subs r2, r2, #16
- bge 16b
- adds r2, r2, #12
- blt 18f
-17: mov r3, r7, pull #24
- ldr r7, [r1], #4
- subs r2, r2, #4
- orr r3, r3, r7, push #8
- str r3, [r0], #4
- bge 17b
-18: sub r1, r1, #1
- b 6b
-
-
-19: add r1, r1, r2
- add r0, r0, r2
- subs r2, r2, #4
- blt 24f
- ands ip, r0, #3
- bne 25f
- ands ip, r1, #3
- bne 26f
-
-20: subs r2, r2, #8
- blt 23f
- subs r2, r2, #0x14
- blt 22f
-21: ldmdb r1!, {r3 - r9, ip}
- stmdb r0!, {r3 - r9, ip}
- subs r2, r2, #32
- bge 21b
-22: cmn r2, #16
- ldmgedb r1!, {r3 - r6}
- stmgedb r0!, {r3 - r6}
- subge r2, r2, #16
- adds r2, r2, #20
- ldmgedb r1!, {r3 - r5}
- stmgedb r0!, {r3 - r5}
- subge r2, r2, #12
-23: adds r2, r2, #8
- blt 24f
- subs r2, r2, #4
- ldrlt r3, [r1, #-4]!
- ldmgedb r1!, {r4, r5}
- strlt r3, [r0, #-4]!
- stmgedb r0!, {r4, r5}
- subge r2, r2, #4
-
-24: adds r2, r2, #4
- EXITEQ
- cmp r2, #2
- ldrb r3, [r1, #-1]!
- ldrgeb r4, [r1, #-1]!
- ldrgtb r5, [r1, #-1]!
- strb r3, [r0, #-1]!
- strgeb r4, [r0, #-1]!
- strgtb r5, [r0, #-1]!
- EXIT
-
-25: cmp ip, #2
- ldrb r3, [r1, #-1]!
- ldrgeb r4, [r1, #-1]!
- ldrgtb r5, [r1, #-1]!
- strb r3, [r0, #-1]!
- strgeb r4, [r0, #-1]!
- strgtb r5, [r0, #-1]!
- subs r2, r2, ip
- blt 24b
- ands ip, r1, #3
- beq 20b
-
-26: bic r1, r1, #3
- ldr r3, [r1], #0
- cmp ip, #2
- blt 34f
- beq 30f
- cmp r2, #12
- blt 28f
- sub r2, r2, #12
-27: mov r7, r3, push #8
- ldmdb r1!, {r3, r4, r5, r6}
- orr r7, r7, r6, pull #24
- mov r6, r6, push #8
- orr r6, r6, r5, pull #24
- mov r5, r5, push #8
- orr r5, r5, r4, pull #24
- mov r4, r4, push #8
- orr r4, r4, r3, pull #24
- stmdb r0!, {r4, r5, r6, r7}
- subs r2, r2, #16
- bge 27b
- adds r2, r2, #12
- blt 29f
-28: mov ip, r3, push #8
- ldr r3, [r1, #-4]!
- subs r2, r2, #4
- orr ip, ip, r3, pull #24
- str ip, [r0, #-4]!
- bge 28b
-29: add r1, r1, #3
- b 24b
-
-30: cmp r2, #12
- blt 32f
- sub r2, r2, #12
-31: mov r7, r3, push #16
- ldmdb r1!, {r3, r4, r5, r6}
- orr r7, r7, r6, pull #16
- mov r6, r6, push #16
- orr r6, r6, r5, pull #16
- mov r5, r5, push #16
- orr r5, r5, r4, pull #16
- mov r4, r4, push #16
- orr r4, r4, r3, pull #16
- stmdb r0!, {r4, r5, r6, r7}
- subs r2, r2, #16
- bge 31b
- adds r2, r2, #12
- blt 33f
-32: mov ip, r3, push #16
- ldr r3, [r1, #-4]!
- subs r2, r2, #4
- orr ip, ip, r3, pull #16
- str ip, [r0, #-4]!
- bge 32b
-33: add r1, r1, #2
- b 24b
-
-34: cmp r2, #12
- blt 36f
- sub r2, r2, #12
-35: mov r7, r3, push #24
- ldmdb r1!, {r3, r4, r5, r6}
- orr r7, r7, r6, pull #8
- mov r6, r6, push #24
- orr r6, r6, r5, pull #8
- mov r5, r5, push #24
- orr r5, r5, r4, pull #8
- mov r4, r4, push #24
- orr r4, r4, r3, pull #8
- stmdb r0!, {r4, r5, r6, r7}
- subs r2, r2, #16
- bge 35b
- adds r2, r2, #12
- blt 37f
-36: mov ip, r3, push #24
- ldr r3, [r1, #-4]!
- subs r2, r2, #4
- orr ip, ip, r3, pull #8
- str ip, [r0, #-4]!
- bge 36b
-37: add r1, r1, #1
- b 24b
-
- .align
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