*/
#include <linux/linkage.h>
#include <asm/assembler.h>
-#include <asm/hardware.h>
ENTRY(__raw_writesl)
teq r2, #0 @ do we have to check for the zero len?
moveq pc, lr
ands ip, r1, #3
- bne 2f
+ bne 3f
- tst r2, #1
- ldrne r3, [r1], #4
- strne r3, [r0, #0]
-1: subs r2, r2, #2
- ldrcs r3, [r1], #4
- ldrcs ip, [r1], #4
+ subs r2, r2, #4
+ bmi 2f
+ stmfd sp!, {r4, lr}
+1: ldmia r1!, {r3, r4, ip, lr}
+ subs r2, r2, #4
+ str r3, [r0, #0]
+ str r4, [r0, #0]
+ str ip, [r0, #0]
+ str lr, [r0, #0]
+ bpl 1b
+ ldmfd sp!, {r4, lr}
+2: movs r2, r2, lsl #31
+ ldmcsia r1!, {r3, ip}
strcs r3, [r0, #0]
+ ldrne r3, [r1, #0]
strcs ip, [r0, #0]
- bcs 1b
+ strne r3, [r0, #0]
mov pc, lr
-2: bic r1, r1, #3
- cmp ip, #2
+3: bic r1, r1, #3
ldr r3, [r1], #4
- bgt 4f
+ cmp ip, #2
blt 5f
+ bgt 6f
-3: mov ip, r3, lsr #16
+4: mov ip, r3, pull #16
ldr r3, [r1], #4
subs r2, r2, #1
- orr ip, ip, r3, lsl #16
- str ip, [r0, #0]
- bne 3b
+ orr ip, ip, r3, push #16
+ str ip, [r0]
+ bne 4b
mov pc, lr
-4: mov ip, r3, lsr #24
+5: mov ip, r3, pull #8
ldr r3, [r1], #4
subs r2, r2, #1
- orr ip, ip, r3, lsl #8
- str ip, [r0, #0]
- bne 4b
+ orr ip, ip, r3, push #24
+ str ip, [r0]
+ bne 5b
mov pc, lr
-5: mov ip, r3, lsr #8
+6: mov ip, r3, pull #24
ldr r3, [r1], #4
subs r2, r2, #1
- orr ip, ip, r3, lsl #24
- str ip, [r0, #0]
- bne 5b
+ orr ip, ip, r3, push #8
+ str ip, [r0]
+ bne 6b
mov pc, lr
-
-