diff options
author | Adrian Bunk <bunk@stusta.de> | 2007-07-31 03:38:19 -0400 |
---|---|---|
committer | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2007-07-31 18:39:39 -0400 |
commit | 99eb8a550dbccc0e1f6c7e866fe421810e0585f6 (patch) | |
tree | 130c6e3338a0655ba74355eba83afab9261e1ed0 /arch/arm26/lib/memset.S | |
parent | 0d0ed42e5ca2e22465c591341839c18025748fe8 (diff) |
Remove the arm26 port
The arm26 port has been in a state where it was far from even compiling
for quite some time.
Ian Molton agreed with the removal.
Signed-off-by: Adrian Bunk <bunk@stusta.de>
Cc: Ian Molton <spyro@f2s.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'arch/arm26/lib/memset.S')
-rw-r--r-- | arch/arm26/lib/memset.S | 80 |
1 files changed, 0 insertions, 80 deletions
diff --git a/arch/arm26/lib/memset.S b/arch/arm26/lib/memset.S deleted file mode 100644 index aedec10b58f5..000000000000 --- a/arch/arm26/lib/memset.S +++ /dev/null | |||
@@ -1,80 +0,0 @@ | |||
1 | /* | ||
2 | * linux/arch/arm26/lib/memset.S | ||
3 | * | ||
4 | * Copyright (C) 1995-2000 Russell King | ||
5 | * | ||
6 | * This program is free software; you can redistribute it and/or modify | ||
7 | * it under the terms of the GNU General Public License version 2 as | ||
8 | * published by the Free Software Foundation. | ||
9 | * | ||
10 | * ASM optimised string functions | ||
11 | */ | ||
12 | #include <linux/linkage.h> | ||
13 | #include <asm/assembler.h> | ||
14 | |||
15 | .text | ||
16 | .align 5 | ||
17 | .word 0 | ||
18 | |||
19 | 1: subs r2, r2, #4 @ 1 do we have enough | ||
20 | blt 5f @ 1 bytes to align with? | ||
21 | cmp r3, #2 @ 1 | ||
22 | strltb r1, [r0], #1 @ 1 | ||
23 | strleb r1, [r0], #1 @ 1 | ||
24 | strb r1, [r0], #1 @ 1 | ||
25 | add r2, r2, r3 @ 1 (r2 = r2 - (4 - r3)) | ||
26 | /* | ||
27 | * The pointer is now aligned and the length is adjusted. Try doing the | ||
28 | * memzero again. | ||
29 | */ | ||
30 | |||
31 | ENTRY(memset) | ||
32 | ands r3, r0, #3 @ 1 unaligned? | ||
33 | bne 1b @ 1 | ||
34 | /* | ||
35 | * we know that the pointer in r0 is aligned to a word boundary. | ||
36 | */ | ||
37 | orr r1, r1, r1, lsl #8 | ||
38 | orr r1, r1, r1, lsl #16 | ||
39 | mov r3, r1 | ||
40 | cmp r2, #16 | ||
41 | blt 4f | ||
42 | /* | ||
43 | * We need an extra register for this loop - save the return address and | ||
44 | * use the LR | ||
45 | */ | ||
46 | str lr, [sp, #-4]! | ||
47 | mov ip, r1 | ||
48 | mov lr, r1 | ||
49 | |||
50 | 2: subs r2, r2, #64 | ||
51 | stmgeia r0!, {r1, r3, ip, lr} @ 64 bytes at a time. | ||
52 | stmgeia r0!, {r1, r3, ip, lr} | ||
53 | stmgeia r0!, {r1, r3, ip, lr} | ||
54 | stmgeia r0!, {r1, r3, ip, lr} | ||
55 | bgt 2b | ||
56 | LOADREGS(eqfd, sp!, {pc}) @ Now <64 bytes to go. | ||
57 | /* | ||
58 | * No need to correct the count; we're only testing bits from now on | ||
59 | */ | ||
60 | tst r2, #32 | ||
61 | stmneia r0!, {r1, r3, ip, lr} | ||
62 | stmneia r0!, {r1, r3, ip, lr} | ||
63 | tst r2, #16 | ||
64 | stmneia r0!, {r1, r3, ip, lr} | ||
65 | ldr lr, [sp], #4 | ||
66 | |||
67 | 4: tst r2, #8 | ||
68 | stmneia r0!, {r1, r3} | ||
69 | tst r2, #4 | ||
70 | strne r1, [r0], #4 | ||
71 | /* | ||
72 | * When we get here, we've got less than 4 bytes to zero. We | ||
73 | * may have an unaligned pointer as well. | ||
74 | */ | ||
75 | 5: tst r2, #2 | ||
76 | strneb r1, [r0], #1 | ||
77 | strneb r1, [r0], #1 | ||
78 | tst r2, #1 | ||
79 | strneb r1, [r0], #1 | ||
80 | RETINSTR(mov,pc,lr) | ||