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Kill spaghetticode, no reason to re-roll an unrolled loop like that.

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This commit is contained in:
Alcaro 2016-09-18 19:05:06 +02:00 committed by GitHub
parent 975e0f2247
commit b7526e9c61
1 changed files with 2 additions and 12 deletions
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14
libretro-common/encodings/encoding_crc32.c
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@ -82,19 +82,9 @@ uint32_t encoding_crc32(uint32_t crc, const uint8_t *buf, size_t len)
{
crc = crc ^ 0xffffffff;
while (len >= 8)
while (len--)
{
unsigned j;
for (j = 0; j < 8; j++)
crc = crc32_table[(crc ^ (*buf++)) & 0xff] ^ (crc >> 8);
len -= 8;
}
if (len)
{
do
{
crc = crc32_table[(crc ^ (*buf++)) & 0xff] ^ (crc >> 8);
} while (--len);
crc = crc32_table[(crc ^ (*buf++)) & 0xff] ^ (crc >> 8);
}
return crc ^ 0xffffffff;