boostorg/unordered
1
0
Fork 1
mirror of https://github.com/boostorg/unordered.git synced 2025-07-29 19:07:15 +02:00
Code Issues Packages Projects Releases Wiki Activity

Revert "used regular method for group resetting in clear"

Browse Source 
This reverts commit eb5351b2c6.
This commit is contained in:
Christian Mazakas
2022-10-17 13:20:01 -07:00
parent cf6f4023bb
commit 27c386d47b
1 changed files with 7 additions and 4 deletions
Download Patch File Download Diff File Expand all files Collapse all files

11
include/boost/unordered/detail/foa.hpp
View File

@ -269,7 +269,7 @@ private:
return at(N);
}
alignas(16) __m128i m=_mm_setzero_si128();
alignas(16) __m128i m;
};
#elif defined(BOOST_UNORDERED_LITTLE_ENDIAN_NEON)
@ -418,7 +418,7 @@ private:
return at(N);
}
alignas(16) int8x16_t m=vdupq_n_s8(0);
alignas(16) int8x16_t m;
};
#else /* non-SIMD */
@ -583,7 +583,7 @@ private:
return y&0x7FFF;
}
alignas(16) boost::uint64_t m[2]={0,0};
alignas(16) boost::uint64_t m[2];
};
#endif
@ -1367,6 +1367,9 @@ public:
void clear()noexcept
{
alignas(group_type) static constexpr unsigned char
zero[sizeof(group_type)]={0,};
auto p=arrays.elements;
if(p){
for(auto pg=arrays.groups,last=pg+arrays.groups_size_mask+1;
@ -1377,7 +1380,7 @@ public:
mask&=mask-1;
}
/* we wipe the entire metadata to reset the overflow byte as well */
*pg=group_type();
*pg=*reinterpret_cast<const group_type*>(zero);
}
arrays.groups[arrays.groups_size_mask].set_sentinel();
size_=0;