hcq/TurboPFor-Integer-Compression
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BitUtil: Delta, ZigZag, NumBits, Floating Point,...

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2018-01-14 19:47:13 +01:00
parent 460b206ed1
commit 3fba48d98f
1 changed files with 1 additions and 1 deletions
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bitutil.c
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@ -350,7 +350,7 @@ void bitzdec32(unsigned *p, unsigned n, unsigned start) {
SCAN256x32(iv, sv); SCAN256x32(iv, sv);
_mm256_storeu_si256((__m256i *)ip, sv); _mm256_storeu_si256((__m256i *)ip, sv);
} }
start = (unsigned)_mm256_extract_epi32(_mm256_srli_si256(sv,12), 0); start = (unsigned)_mm256_extract_epi32(_mm256_srli_si256(sv,12), 4);
while(ip != p+n) { while(ip != p+n) {
unsigned z = *ip; unsigned z = *ip;
*ip++ = (start += (z >> 1 ^ -(z & 1))); *ip++ = (start += (z >> 1 ^ -(z & 1)));