weaselab/conflict-set
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Avoid an unnecessary node0 to node4 transition

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Andrew Noyes
2024-03-12 11:44:58 -07:00
parent 71e117965e
commit 1496aa106b
1 changed files with 2 additions and 1 deletions
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ConflictSet.cpp
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@@ -1729,7 +1729,8 @@ template <bool kBegin>
auto *old = *self; auto *old = *self;
int64_t oldMaxVersion = maxVersion(old, impl); int64_t oldMaxVersion = maxVersion(old, impl);
*self = allocators->node0.allocate(partialKeyIndex); // *self will have one child
*self = allocators->node4.allocate(partialKeyIndex);
memcpy((char *)*self + kNodeCopyBegin, (char *)old + kNodeCopyBegin, memcpy((char *)*self + kNodeCopyBegin, (char *)old + kNodeCopyBegin,
kNodeCopySize); kNodeCopySize);