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Merge pull request #71416 from ClickHouse/fix_method

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Rename `compare8` to `compare16` for consistency
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Nikita Taranov 2024-11-04 17:28:22 +00:00 committed by GitHub
commit 44e0797e08
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1 changed files with 15 additions and 6 deletions
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21
base/base/StringRef.h
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@ -86,7 +86,7 @@ using StringRefs = std::vector<StringRef>;
* For more information, see hash_map_string_2.cpp
*/
inline bool compare8(const char * p1, const char * p2)
inline bool compare16(const char * p1, const char * p2)
{
return 0xFFFF == _mm_movemask_epi8(_mm_cmpeq_epi8(
_mm_loadu_si128(reinterpret_cast<const __m128i *>(p1)),
@ -115,7 +115,7 @@ inline bool compare64(const char * p1, const char * p2)
#elif defined(__aarch64__) && defined(__ARM_NEON)
inline bool compare8(const char * p1, const char * p2)
inline bool compare16(const char * p1, const char * p2)
{
uint64_t mask = getNibbleMask(vceqq_u8(
vld1q_u8(reinterpret_cast<const unsigned char *>(p1)), vld1q_u8(reinterpret_cast<const unsigned char *>(p2))));
@ -185,13 +185,22 @@ inline bool memequalWide(const char * p1, const char * p2, size_t size)
switch (size / 16) // NOLINT(bugprone-switch-missing-default-case)
{
case 3: if (!compare8(p1 + 32, p2 + 32)) return false; [[fallthrough]];
case 2: if (!compare8(p1 + 16, p2 + 16)) return false; [[fallthrough]];
case 1: if (!compare8(p1, p2)) return false; [[fallthrough]];
case 3:
if (!compare16(p1 + 32, p2 + 32))
return false;
[[fallthrough]];
case 2:
if (!compare16(p1 + 16, p2 + 16))
return false;
[[fallthrough]];
case 1:
if (!compare16(p1, p2))
return false;
[[fallthrough]];
default: ;
}
return compare8(p1 + size - 16, p2 + size - 16);
return compare16(p1 + size - 16, p2 + size - 16);
}
#endif