diff options
Diffstat (limited to 'ANDROID_3.4.5/arch/arm/lib/io-readsb.S')
-rw-r--r-- | ANDROID_3.4.5/arch/arm/lib/io-readsb.S | 123 |
1 files changed, 0 insertions, 123 deletions
diff --git a/ANDROID_3.4.5/arch/arm/lib/io-readsb.S b/ANDROID_3.4.5/arch/arm/lib/io-readsb.S deleted file mode 100644 index 9f423898..00000000 --- a/ANDROID_3.4.5/arch/arm/lib/io-readsb.S +++ /dev/null @@ -1,123 +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> - -.Linsb_align: rsb ip, ip, #4 - cmp ip, r2 - movgt ip, r2 - cmp ip, #2 - ldrb r3, [r0] - strb r3, [r1], #1 - ldrgeb r3, [r0] - strgeb r3, [r1], #1 - ldrgtb r3, [r0] - strgtb r3, [r1], #1 - subs r2, r2, ip - bne .Linsb_aligned - -ENTRY(__raw_readsb) - teq r2, #0 @ do we have to check for the zero len? - moveq pc, lr - ands ip, r1, #3 - bne .Linsb_align - -.Linsb_aligned: stmfd sp!, {r4 - r6, lr} - - subs r2, r2, #16 - bmi .Linsb_no_16 - -.Linsb_16_lp: ldrb r3, [r0] - ldrb r4, [r0] - ldrb r5, [r0] - mov r3, r3, put_byte_0 - ldrb r6, [r0] - orr r3, r3, r4, put_byte_1 - ldrb r4, [r0] - orr r3, r3, r5, put_byte_2 - ldrb r5, [r0] - orr r3, r3, r6, put_byte_3 - ldrb r6, [r0] - mov r4, r4, put_byte_0 - ldrb ip, [r0] - orr r4, r4, r5, put_byte_1 - ldrb r5, [r0] - orr r4, r4, r6, put_byte_2 - ldrb r6, [r0] - orr r4, r4, ip, put_byte_3 - ldrb ip, [r0] - mov r5, r5, put_byte_0 - ldrb lr, [r0] - orr r5, r5, r6, put_byte_1 - ldrb r6, [r0] - orr r5, r5, ip, put_byte_2 - ldrb ip, [r0] - orr r5, r5, lr, put_byte_3 - ldrb lr, [r0] - mov r6, r6, put_byte_0 - orr r6, r6, ip, put_byte_1 - ldrb ip, [r0] - orr r6, r6, lr, put_byte_2 - orr r6, r6, ip, put_byte_3 - stmia r1!, {r3 - r6} - - subs r2, r2, #16 - bpl .Linsb_16_lp - - tst r2, #15 - ldmeqfd sp!, {r4 - r6, pc} - -.Linsb_no_16: tst r2, #8 - beq .Linsb_no_8 - - ldrb r3, [r0] - ldrb r4, [r0] - ldrb r5, [r0] - mov r3, r3, put_byte_0 - ldrb r6, [r0] - orr r3, r3, r4, put_byte_1 - ldrb r4, [r0] - orr r3, r3, r5, put_byte_2 - ldrb r5, [r0] - orr r3, r3, r6, put_byte_3 - ldrb r6, [r0] - mov r4, r4, put_byte_0 - ldrb ip, [r0] - orr r4, r4, r5, put_byte_1 - orr r4, r4, r6, put_byte_2 - orr r4, r4, ip, put_byte_3 - stmia r1!, {r3, r4} - -.Linsb_no_8: tst r2, #4 - beq .Linsb_no_4 - - ldrb r3, [r0] - ldrb r4, [r0] - ldrb r5, [r0] - ldrb r6, [r0] - mov r3, r3, put_byte_0 - orr r3, r3, r4, put_byte_1 - orr r3, r3, r5, put_byte_2 - orr r3, r3, r6, put_byte_3 - str r3, [r1], #4 - -.Linsb_no_4: ands r2, r2, #3 - ldmeqfd sp!, {r4 - r6, pc} - - cmp r2, #2 - ldrb r3, [r0] - strb r3, [r1], #1 - ldrgeb r3, [r0] - strgeb r3, [r1], #1 - ldrgtb r3, [r0] - strgtb r3, [r1] - - ldmfd sp!, {r4 - r6, pc} -ENDPROC(__raw_readsb) |