/SPARTAN/trunk/arch/ia32/include/asm.h |
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229,11 → 229,17 |
__u32 d0, d1, d2; |
__asm__ __volatile__( |
/* copy all full dwords */ |
"rep movsl\n\t" |
/* load count again */ |
"movl %4, %%ecx\n\t" |
/* ecx = ecx mod 4 */ |
"andl $3, %%ecx\n\t" |
/* are there last <=3 bytes? */ |
"jz 1f\n\t" |
/* copy last <=3 bytes */ |
"rep movsb\n\t" |
/* exit from asm block */ |
"1:\n" |
: "=&c" (d0), "=&D" (d1), "=&S" (d2) |
: "0" (cnt / 4), "g" (cnt), "1" ((__u32) dst), "2" ((__u32) src) |