aboutsummaryrefslogtreecommitdiffstats
path: root/arch/arm/lib/testsetbit.S
diff options
context:
space:
mode:
Diffstat (limited to 'arch/arm/lib/testsetbit.S')
-rw-r--r--arch/arm/lib/testsetbit.S15
1 files changed, 2 insertions, 13 deletions
diff --git a/arch/arm/lib/testsetbit.S b/arch/arm/lib/testsetbit.S
index a570fc74cddd..9011c969761a 100644
--- a/arch/arm/lib/testsetbit.S
+++ b/arch/arm/lib/testsetbit.S
@@ -9,21 +9,10 @@
9 */ 9 */
10#include <linux/linkage.h> 10#include <linux/linkage.h>
11#include <asm/assembler.h> 11#include <asm/assembler.h>
12#include "bitops.h"
12 .text 13 .text
13 14
14ENTRY(_test_and_set_bit_be) 15ENTRY(_test_and_set_bit_be)
15 eor r0, r0, #0x18 @ big endian byte ordering 16 eor r0, r0, #0x18 @ big endian byte ordering
16ENTRY(_test_and_set_bit_le) 17ENTRY(_test_and_set_bit_le)
17 add r1, r1, r0, lsr #3 @ Get byte offset 18 testop orreq, streqb
18 and r3, r0, #7 @ Get bit offset
19 mov r0, #1
20 save_and_disable_irqs ip, r2
21 ldrb r2, [r1]
22 tst r2, r0, lsl r3
23 orr r2, r2, r0, lsl r3
24 strb r2, [r1]
25 restore_irqs ip
26 moveq r0, #0
27 RETINSTR(mov,pc,lr)
28
29