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[/] [or1k_old/] [trunk/] [uclinux/] [uClinux-2.0.x/] [arch/] [armnommu/] [lib/] [memfastset.S] - Rev 1782

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/*
 * linux/arch/arm/lib/memfastset.S
 *
 * Copyright (C) 1995, 1996 Russell King
 */

#include <asm/assembler.h>
                .text
@ Prototype: void memsetl (unsigned long *d, unsigned long c, size_t n);

                .global _memsetl,memsetl

memsetl:
_memsetl:       stmfd   sp!, {lr}
                cmp     r2, #16
                blt     Lmemfastsetlp
                mov     r3, r1
                mov     ip, r1
                mov     lr, r1
                subs    r2, r2, #32
                bmi     Lmemfastl32
Lmemfast32setlp:
                stmia   r0!, {r1, r3, ip, lr}
                stmia   r0!, {r1, r3, ip, lr}
                LOADREGS(eqfd, sp!, {pc})
                subs    r2, r2, #32
                bpl     Lmemfast32setlp
Lmemfastl32:    adds    r2, r2, #16
                bmi     Lmemfastl16
Lmemfast16setlp:
                stmia   r0!, {r1, r3, ip, lr}
                LOADREGS(eqfd, sp!, {pc})
                subs    r2, r2, #16
                bpl     Lmemfast16setlp
Lmemfastl16:    add     r2, r2, #16
Lmemfastsetlp:  subs    r2, r2, #4
                strge   r1, [r0], #4
                bgt     Lmemfastsetlp
                LOADREGS(fd, sp!, {pc})

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