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hyung-hwan 2008-04-26 02:57:55 +00:00
parent 6e0ede489c
commit 301c632c41
1 changed files with 17 additions and 9 deletions
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26
ase/cmn/mem.c
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@ -1,5 +1,5 @@
/* /*
* $Id: mem.c 174 2008-04-25 08:07:58Z baconevi $ * $Id: mem.c 175 2008-04-25 08:57:55Z baconevi $
* *
* {License} * {License}
*/ */
@ -223,17 +223,26 @@ int ase_memcmp (const void* s1, const void* s2, ase_size_t n)
const ase_byte_t* b2; const ase_byte_t* b2;
if (n >= SPU_VUC_SIZE && if (n >= SPU_VUC_SIZE &&
(((ase_size_t)dst) & (SPU_VUC_SIZE-1)) == 0 && (((ase_size_t)s1) & (SPU_VUC_SIZE-1)) == 0 &&
(((ase_size_t)src) & (SPU_VUC_SIZE-1)) == 0) (((ase_size_t)s2) & (SPU_VUC_SIZE-1)) == 0)
{ {
vector unsigned char* v1 = (vector unsigned char*)dst; vector unsigned char* v1 = (vector unsigned char*)s1;
vector unsigned char* v2 = (vector unsigned char*)src; vector unsigned char* v2 = (vector unsigned char*)s2;
vector unsigned char gat;
vector unsigned int tmp;
do do
{ {
cnt = spu_cntlz(spu_gather(spu_cmpeq(*v1,*v2))) unsigned int cnt;
if (cnt > 16) unsigned int pat;
tmp = spu_gather(spu_cmpeq(*v1,*v2));
pat = spu_extract (tmp, 0) ;
pat = 0xFFFF & ~pat;
tmp = spu_insert (pat, tmp, 0);
cnt = spu_extract(spu_cntlz(tmp),0);
if (cnt != 32)
{ {
b1 = (const ase_byte_t*)v1 + (cnt - 16); b1 = (const ase_byte_t*)v1 + (cnt - 16);
b2 = (const ase_byte_t*)v2 + (cnt - 16); b2 = (const ase_byte_t*)v2 + (cnt - 16);
@ -251,7 +260,6 @@ int ase_memcmp (const void* s1, const void* s2, ase_size_t n)
} }
} }
while (1); while (1);
} }
else else
{ {