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Merge #10249: Switch CCoinsMap from boost to std unordered_map

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e6756ad Switch CCoinsMap from boost to std unordered_map (Pieter Wuille)
344a2c4 Add support for std::unordered_{map,set} to memusage.h (Pieter Wuille)

Tree-SHA512: 51288301e7c0f29ffac8c59f4cc73ddc36b7abeb764009da6543f2eaeeb9f89bd47dde48131a7e0aefad8f7cb0b74b2f33b8be052c8e8a718339c3e6bb963447
This commit is contained in:
Pieter Wuille 2017-04-24 16:01:44 -07:00
commit c73af5416b
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2 changed files with 19 additions and 5 deletions
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4
src/coins.h
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@ -18,7 +18,7 @@
#include <stdint.h>
#include <boost/foreach.hpp>
#include <boost/unordered_map.hpp>
#include <unordered_map>
/**
* Pruned version of CTransaction: only retains metadata and unspent transaction outputs
@ -280,7 +280,7 @@ struct CCoinsCacheEntry
CCoinsCacheEntry() : coins(), flags(0) {}
};
typedef boost::unordered_map<uint256, CCoinsCacheEntry, SaltedTxidHasher> CCoinsMap;
typedef std::unordered_map<uint256, CCoinsCacheEntry, SaltedTxidHasher> CCoinsMap;
/** Cursor for iterating over CoinsView state */
class CCoinsViewCursor

20
src/memusage.h
View file

@ -12,6 +12,8 @@
#include <map>
#include <set>
#include <vector>
#include <unordered_map>
#include <unordered_set>
#include <boost/foreach.hpp>
#include <boost/unordered_set.hpp>
@ -149,7 +151,7 @@ static inline size_t DynamicUsage(const std::shared_ptr<X>& p)
// Boost data structures
template<typename X>
struct boost_unordered_node : private X
struct unordered_node : private X
{
private:
void* ptr;
@ -158,13 +160,25 @@ private:
template<typename X, typename Y>
static inline size_t DynamicUsage(const boost::unordered_set<X, Y>& s)
{
return MallocUsage(sizeof(boost_unordered_node<X>)) * s.size() + MallocUsage(sizeof(void*) * s.bucket_count());
return MallocUsage(sizeof(unordered_node<X>)) * s.size() + MallocUsage(sizeof(void*) * s.bucket_count());
}
template<typename X, typename Y, typename Z>
static inline size_t DynamicUsage(const boost::unordered_map<X, Y, Z>& m)
{
return MallocUsage(sizeof(boost_unordered_node<std::pair<const X, Y> >)) * m.size() + MallocUsage(sizeof(void*) * m.bucket_count());
return MallocUsage(sizeof(unordered_node<std::pair<const X, Y> >)) * m.size() + MallocUsage(sizeof(void*) * m.bucket_count());
}
template<typename X, typename Y>
static inline size_t DynamicUsage(const std::unordered_set<X, Y>& s)
{
return MallocUsage(sizeof(unordered_node<X>)) * s.size() + MallocUsage(sizeof(void*) * s.bucket_count());
}
template<typename X, typename Y, typename Z>
static inline size_t DynamicUsage(const std::unordered_map<X, Y, Z>& m)
{
return MallocUsage(sizeof(unordered_node<std::pair<const X, Y> >)) * m.size() + MallocUsage(sizeof(void*) * m.bucket_count());
}
}