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more fix

This commit is contained in:
Hongze Cheng 2022-09-28 14:01:34 +08:00
parent a4d426aa13
commit 5be361ee08
1 changed files with 9 additions and 5 deletions
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14
source/util/src/tcompression.c
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@ -1400,7 +1400,7 @@ static int32_t tCompIntSwitchToCopy(SCompressor *pCmprsor) {
int32_t n = 1;
int32_t nBuf = 1;
int64_t vPrev = 0;
for (int32_t iVal = 0; iVal < pCmprsor->nVal;) {
while (n < pCmprsor->nBuf) {
uint64_t b;
memcpy(&b, pCmprsor->pBuf + n, sizeof(b));
n += sizeof(b);
@ -1410,14 +1410,18 @@ static int32_t tCompIntSwitchToCopy(SCompressor *pCmprsor) {
uint8_t bits = BIT_PER_INTEGER[i_selector];
for (int32_t iEle = 0; iEle < nEle; iEle++) {
uint64_t vZigzag = (b >> (bits * iEle + 4)) & (((uint64_t)1 << bits) - 1);
int64_t diff = ZIGZAG_DECODE(int64_t, vZigzag);
vPrev = diff + vPrev;
vPrev = ZIGZAG_DECODE(int64_t, vZigzag) + vPrev;
memcpy(pCmprsor->aBuf[0] + nBuf, &vPrev, DATA_TYPE_INFO[pCmprsor->type].bytes);
nBuf += DATA_TYPE_INFO[pCmprsor->type].bytes;
}
iVal += nEle;
ASSERT(iVal <= pCmprsor->nVal);
}
for (; pCmprsor->i_start != pCmprsor->i_end; pCmprsor->i_start = (pCmprsor->i_start + 1) % 241) {
vPrev = ZIGZAG_DECODE(int64_t, pCmprsor->i_aZigzag[pCmprsor->i_start]) + vPrev;
memcpy(pCmprsor->aBuf[0] + nBuf, &vPrev, DATA_TYPE_INFO[pCmprsor->type].bytes);
nBuf += DATA_TYPE_INFO[pCmprsor->type].bytes;
}
ASSERT(n == pCmprsor->nBuf && nBuf == size);