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Unordered: Better std::forward/move configuration.

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[SVN r73592]
This commit is contained in:
Daniel James
2011-08-07 08:55:28 +00:00
parent c9e0fb9730
commit f0517463a5
11 changed files with 38 additions and 27 deletions
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4
include/boost/unordered/detail/buckets.hpp
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@ -424,7 +424,7 @@ namespace boost { namespace unordered { namespace detail {
//////////////////////////////////////////////////////////////////////////// ////////////////////////////////////////////////////////////////////////////
// Node Constructors // Node Constructors
#if defined(BOOST_UNORDERED_STD_FORWARD) #if defined(BOOST_UNORDERED_STD_FORWARD_MOVE)
template <class T, class... Args> template <class T, class... Args>
inline void construct_impl(T*, void* address, Args&&... args) inline void construct_impl(T*, void* address, Args&&... args)
@ -495,7 +495,7 @@ namespace boost { namespace unordered { namespace detail {
~node_constructor(); ~node_constructor();
void construct_preamble(); void construct_preamble();
#if defined(BOOST_UNORDERED_STD_FORWARD) #if defined(BOOST_UNORDERED_STD_FORWARD_MOVE)
template <class... Args> template <class... Args>
void construct(Args&&... args) void construct(Args&&... args)
{ {

2
include/boost/unordered/detail/equivalent.hpp
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@ -200,7 +200,7 @@ namespace boost { namespace unordered { namespace detail {
this->find_node(bucket_index, hash, k)); this->find_node(bucket_index, hash, k));
} }
#if defined(BOOST_UNORDERED_STD_FORWARD) #if defined(BOOST_UNORDERED_STD_FORWARD_MOVE)
template <class... Args> template <class... Args>
node_ptr emplace(Args&&... args) node_ptr emplace(Args&&... args)

4
include/boost/unordered/detail/extract_key.hpp
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@ -43,7 +43,7 @@ namespace detail {
return no_key(); return no_key();
} }
#if defined(BOOST_UNORDERED_STD_FORWARD) #if defined(BOOST_UNORDERED_STD_FORWARD_MOVE)
template <class... Args> template <class... Args>
static no_key extract(Args const&...) static no_key extract(Args const&...)
{ {
@ -99,7 +99,7 @@ namespace detail {
return v.first; return v.first;
} }
#if defined(BOOST_UNORDERED_STD_FORWARD) #if defined(BOOST_UNORDERED_STD_FORWARD_MOVE)
template <class Arg1, class... Args> template <class Arg1, class... Args>
static key_type const& extract(key_type const& k, static key_type const& extract(key_type const& k,
Arg1 const&, Args const&...) Arg1 const&, Args const&...)

2
include/boost/unordered/detail/unique.hpp
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@ -186,7 +186,7 @@ namespace boost { namespace unordered { namespace detail {
} }
#if defined(BOOST_UNORDERED_STD_FORWARD) #if defined(BOOST_UNORDERED_STD_FORWARD_MOVE)
template<class... Args> template<class... Args>
emplace_return emplace(Args&&... args) emplace_return emplace(Args&&... args)

19
include/boost/unordered/detail/util.hpp
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@ -41,9 +41,20 @@
#if !defined(BOOST_NO_RVALUE_REFERENCES) && \ #if !defined(BOOST_NO_RVALUE_REFERENCES) && \
!defined(BOOST_NO_VARIADIC_TEMPLATES) !defined(BOOST_NO_VARIADIC_TEMPLATES)
# if defined(__SGI_STL_PORT) || defined(_STLPORT_VERSION) # if defined(__SGI_STL_PORT) || defined(_STLPORT_VERSION)
// STLport doesn't have std::forward. # elif defined(__STD_RWCOMPILER_H__) || defined(_RWSTD_VER)
# else # elif defined(_LIBCPP_VERSION)
# define BOOST_UNORDERED_STD_FORWARD # define BOOST_UNORDERED_STD_FORWARD_MOVE
# elif defined(__GLIBCPP__) || defined(__GLIBCXX__)
# if defined(__GLIBCXX__) && __GLIBCXX__ >= 20090804
# define BOOST_UNORDERED_STD_FORWARD_MOVE
# endif
# elif defined(__STL_CONFIG_H)
# elif defined(__MSL_CPP__)
# elif defined(__IBMCPP__)
# elif defined(MSIPL_COMPILE_H)
# elif (defined(_YVALS) && !defined(__IBMCPP__)) || defined(_CPPLIB_VER)
// Visual C++. A version check would be a good idea.
# define BOOST_UNORDERED_STD_FORWARD_MOVE
# endif # endif
#endif #endif
@ -51,7 +62,7 @@
#define BOOST_UNORDERED_EMPLACE_LIMIT 10 #define BOOST_UNORDERED_EMPLACE_LIMIT 10
#endif #endif
#if !defined(BOOST_UNORDERED_STD_FORWARD) #if !defined(BOOST_UNORDERED_STD_FORWARD_MOVE)
#include <boost/preprocessor/repetition/enum_params.hpp> #include <boost/preprocessor/repetition/enum_params.hpp>
#include <boost/preprocessor/repetition/enum_binary_params.hpp> #include <boost/preprocessor/repetition/enum_binary_params.hpp>

8
include/boost/unordered/unordered_map.hpp
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@ -216,7 +216,7 @@ namespace unordered
// modifiers // modifiers
#if defined(BOOST_UNORDERED_STD_FORWARD) #if defined(BOOST_UNORDERED_STD_FORWARD_MOVE)
template <class... Args> template <class... Args>
std::pair<iterator, bool> emplace(Args&&...); std::pair<iterator, bool> emplace(Args&&...);
template <class... Args> template <class... Args>
@ -563,7 +563,7 @@ namespace unordered
// modifiers // modifiers
#if defined(BOOST_UNORDERED_STD_FORWARD) #if defined(BOOST_UNORDERED_STD_FORWARD_MOVE)
template <class... Args> template <class... Args>
iterator emplace(Args&&...); iterator emplace(Args&&...);
template <class... Args> template <class... Args>
@ -840,7 +840,7 @@ namespace unordered
// modifiers // modifiers
#if defined(BOOST_UNORDERED_STD_FORWARD) #if defined(BOOST_UNORDERED_STD_FORWARD_MOVE)
template <class K, class T, class H, class P, class A> template <class K, class T, class H, class P, class A>
template <class... Args> template <class... Args>
std::pair<BOOST_DEDUCED_TYPENAME unordered_map<K,T,H,P,A>::iterator, bool> std::pair<BOOST_DEDUCED_TYPENAME unordered_map<K,T,H,P,A>::iterator, bool>
@ -1279,7 +1279,7 @@ namespace unordered
// modifiers // modifiers
#if defined(BOOST_UNORDERED_STD_FORWARD) #if defined(BOOST_UNORDERED_STD_FORWARD_MOVE)
template <class K, class T, class H, class P, class A> template <class K, class T, class H, class P, class A>
template <class... Args> template <class... Args>

8
include/boost/unordered/unordered_set.hpp
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@ -213,7 +213,7 @@ namespace unordered
// modifiers // modifiers
#if defined(BOOST_UNORDERED_STD_FORWARD) #if defined(BOOST_UNORDERED_STD_FORWARD_MOVE)
template <class... Args> template <class... Args>
std::pair<iterator, bool> emplace(Args&&...); std::pair<iterator, bool> emplace(Args&&...);
template <class... Args> template <class... Args>
@ -540,7 +540,7 @@ namespace unordered
// modifiers // modifiers
#if defined(BOOST_UNORDERED_STD_FORWARD) #if defined(BOOST_UNORDERED_STD_FORWARD_MOVE)
template <class... Args> template <class... Args>
iterator emplace(Args&&...); iterator emplace(Args&&...);
template <class... Args> template <class... Args>
@ -805,7 +805,7 @@ namespace unordered
// modifiers // modifiers
#if defined(BOOST_UNORDERED_STD_FORWARD) #if defined(BOOST_UNORDERED_STD_FORWARD_MOVE)
template <class T, class H, class P, class A> template <class T, class H, class P, class A>
template <class... Args> template <class... Args>
std::pair<BOOST_DEDUCED_TYPENAME unordered_set<T,H,P,A>::iterator, bool> std::pair<BOOST_DEDUCED_TYPENAME unordered_set<T,H,P,A>::iterator, bool>
@ -1190,7 +1190,7 @@ namespace unordered
// modifiers // modifiers
#if defined(BOOST_UNORDERED_STD_FORWARD) #if defined(BOOST_UNORDERED_STD_FORWARD_MOVE)
template <class T, class H, class P, class A> template <class T, class H, class P, class A>
template <class... Args> template <class... Args>

2
test/objects/exception.hpp
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@ -347,7 +347,7 @@ namespace exception
detail::tracker.track_construct((void*) p, sizeof(T), tag_); detail::tracker.track_construct((void*) p, sizeof(T), tag_);
} }
#if defined(BOOST_UNORDERED_STD_FORWARD) #if defined(BOOST_UNORDERED_STD_FORWARD_MOVE)
template<class... Args> void construct(pointer p, Args&&... args) { template<class... Args> void construct(pointer p, Args&&... args) {
UNORDERED_SCOPE(allocator::construct(pointer, Args&&...)) { UNORDERED_SCOPE(allocator::construct(pointer, Args&&...)) {
UNORDERED_EPOINT("Mock allocator construct function."); UNORDERED_EPOINT("Mock allocator construct function.");

2
test/objects/minimal.hpp
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@ -280,7 +280,7 @@ namespace minimal
void construct(pointer p, T const& t) { new((void*)p.ptr_) T(t); } void construct(pointer p, T const& t) { new((void*)p.ptr_) T(t); }
#if defined(BOOST_UNORDERED_STD_FORWARD) #if defined(BOOST_UNORDERED_STD_FORWARD_MOVE)
template<class... Args> void construct(pointer p, Args&&... args) { template<class... Args> void construct(pointer p, Args&&... args) {
new((void*)p.ptr_) T(std::forward<Args>(args)...); new((void*)p.ptr_) T(std::forward<Args>(args)...);
} }

2
test/objects/test.hpp
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@ -273,7 +273,7 @@ namespace test
new(p) T(t); new(p) T(t);
} }
#if defined(BOOST_UNORDERED_STD_FORWARD) #if defined(BOOST_UNORDERED_STD_FORWARD_MOVE)
template<class... Args> void construct(pointer p, Args&&... args) { template<class... Args> void construct(pointer p, Args&&... args) {
detail::tracker.track_construct((void*) p, sizeof(T), tag_); detail::tracker.track_construct((void*) p, sizeof(T), tag_);
new(p) T(std::forward<Args>(args)...); new(p) T(std::forward<Args>(args)...);

12
test/unordered/unnecessary_copy_tests.cpp
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@ -143,7 +143,7 @@ namespace unnecessary_copy_tests
reset(); reset();
T x; T x;
x.emplace(source<BOOST_DEDUCED_TYPENAME T::value_type>()); x.emplace(source<BOOST_DEDUCED_TYPENAME T::value_type>());
#if !defined(BOOST_NO_RVALUE_REFERENCES) #if defined(BOOST_UNORDERED_STD_FORWARD_MOVE)
COPY_COUNT(1); COPY_COUNT(1);
#else #else
COPY_COUNT(2); COPY_COUNT(2);
@ -155,7 +155,7 @@ namespace unnecessary_copy_tests
UNORDERED_TEST(unnecessary_copy_emplace_rvalue_test, UNORDERED_TEST(unnecessary_copy_emplace_rvalue_test,
((set)(multiset)(map)(multimap))) ((set)(multiset)(map)(multimap)))
#if !defined(BOOST_NO_RVALUE_REFERENCES) #if defined(BOOST_UNORDERED_STD_FORWARD_MOVE)
template <class T> template <class T>
void unnecessary_copy_emplace_move_test(T*) void unnecessary_copy_emplace_move_test(T*)
{ {
@ -193,7 +193,7 @@ namespace unnecessary_copy_tests
BOOST_DEDUCED_TYPENAME T::value_type a; BOOST_DEDUCED_TYPENAME T::value_type a;
COPY_COUNT(1); MOVE_COUNT(0); COPY_COUNT(1); MOVE_COUNT(0);
x.emplace(boost::move(a)); x.emplace(boost::move(a));
#if !defined(BOOST_NO_RVALUE_REFERENCES) #if defined(BOOST_NO_RVALUE_REFERENCES)
COPY_COUNT(1); MOVE_COUNT(1); COPY_COUNT(1); MOVE_COUNT(1);
#else #else
COPY_COUNT(2); MOVE_COUNT(0); COPY_COUNT(2); MOVE_COUNT(0);
@ -219,7 +219,7 @@ namespace unnecessary_copy_tests
// the existing element. // the existing element.
reset(); reset();
x.emplace(); x.emplace();
#if !defined(BOOST_UNORDERED_STD_FORWARD) #if defined(BOOST_UNORDERED_STD_FORWARD_MOVE)
// TODO: I think that in this case the move could be delayed until // TODO: I think that in this case the move could be delayed until
// after checking for a collision, giving MOVE_COUNT(0). // after checking for a collision, giving MOVE_COUNT(0).
COPY_COUNT(1); MOVE_COUNT(1); COPY_COUNT(1); MOVE_COUNT(1);
@ -243,7 +243,7 @@ namespace unnecessary_copy_tests
x.emplace(source<count_copies>()); x.emplace(source<count_copies>());
COPY_COUNT(1); MOVE_COUNT(0); COPY_COUNT(1); MOVE_COUNT(0);
#if !defined(BOOST_NO_RVALUE_REFERENCES) #if defined(BOOST_UNORDERED_STD_FORWARD_MOVE)
// No move should take place. // No move should take place.
reset(); reset();
x.emplace(std::move(a)); x.emplace(std::move(a));
@ -315,7 +315,7 @@ namespace unnecessary_copy_tests
//x.emplace(a_ref); //x.emplace(a_ref);
//COPY_COUNT(0); MOVE_COUNT(0); //COPY_COUNT(0); MOVE_COUNT(0);
#if !defined(BOOST_NO_RVALUE_REFERENCES) #if defined(BOOST_UNORDERED_STD_FORWARD_MOVE)
// No move should take place. // No move should take place.
// (since a is already in the container) // (since a is already in the container)
reset(); reset();