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refactor: do some internal refactor.

This commit is contained in:
Haojun Liao 2023-02-08 22:34:32 +08:00
parent cc2fb66712
commit a70f8cea91
1 changed files with 2 additions and 36 deletions
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38
source/util/src/tcompression.c
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@ -228,7 +228,7 @@ int32_t tsCompressINTImp(const char *const input, const int32_t nelements, char
} }
int32_t tsDecompressINTImp(const char *const input, const int32_t nelements, char *const output, const char type) { int32_t tsDecompressINTImp(const char *const input, const int32_t nelements, char *const output, const char type) {
#if __AVX2__
int32_t word_length = 0; int32_t word_length = 0;
switch (type) { switch (type) {
case TSDB_DATA_TYPE_BIGINT: case TSDB_DATA_TYPE_BIGINT:
@ -264,6 +264,7 @@ int32_t tsDecompressINTImp(const char *const input, const int32_t nelements, cha
int32_t _pos = 0; int32_t _pos = 0;
int64_t prev_value = 0; int64_t prev_value = 0;
#if __AVX2__
while (1) { while (1) {
if (_pos == nelements) break; if (_pos == nelements) break;
@ -434,41 +435,6 @@ int32_t tsDecompressINTImp(const char *const input, const int32_t nelements, cha
return nelements * word_length; return nelements * word_length;
#else #else
int32_t word_length = 0;
switch (type) {
case TSDB_DATA_TYPE_BIGINT:
word_length = LONG_BYTES;
break;
case TSDB_DATA_TYPE_INT:
word_length = INT_BYTES;
break;
case TSDB_DATA_TYPE_SMALLINT:
word_length = SHORT_BYTES;
break;
case TSDB_DATA_TYPE_TINYINT:
word_length = CHAR_BYTES;
break;
default:
uError("Invalid decompress integer type:%d", type);
return -1;
}
// If not compressed.
if (input[0] == 1) {
memcpy(output, input + 1, nelements * word_length);
return nelements * word_length;
}
// Selector value: 0 1 2 3 4 5 6 7 8 9 10 11
// 12 13 14 15
char bit_per_integer[] = {0, 0, 1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 15, 20, 30, 60};
int32_t selector_to_elems[] = {240, 120, 60, 30, 20, 15, 12, 10, 8, 7, 6, 5, 4, 3, 2, 1};
const char *ip = input + 1;
int32_t count = 0;
int32_t _pos = 0;
int64_t prev_value = 0;
while (1) { while (1) {
if (count == nelements) break; if (count == nelements) break;