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Make BOOST_CONTAINER_NEST_PREFETCH use BOOST_CONTAINER_PREFETCH

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Ion Gaztañaga
2026-06-05 00:16:26 +02:00
parent e04376aa11
commit b42d9e061b
1 changed files with 3 additions and 22 deletions
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include/boost/container/experimental/nest.hpp
+3 -22
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@@ -85,30 +85,11 @@
# include <intrin.h>
#endif
#ifdef __has_builtin
#define BOOST_CONTAINER_NEST_HAS_BUILTIN(x) __has_builtin(x)
#else
#define BOOST_CONTAINER_NEST_HAS_BUILTIN(x) 0
#endif
// We use BOOST_CONTAINER_NEST_PREFETCH[_BLOCK] macros rather than proper
// functions because of https://gcc.gnu.org/bugzilla/show_bug.cgi?id=109985
//
#if defined(BOOST_GCC) || defined(BOOST_CLANG)
// Fancy-pointer-aware wrapper over BOOST_CONTAINER_PREFETCH (defined in
// workaround.hpp): it converts 'p' to a raw pointer before prefetching.
#define BOOST_CONTAINER_NEST_PREFETCH(p) \
__builtin_prefetch(static_cast<const char*>(static_cast<const void*>(boost::movelib::to_raw_pointer(p))))
#elif defined(BOOST_CONTAINER_NEST_SSE2)
#define BOOST_CONTAINER_NEST_PREFETCH(p) \
_mm_prefetch(static_cast<const char*>(static_cast<const void*>(boost::movelib::to_raw_pointer(p))), _MM_HINT_T0)
#else
#define BOOST_CONTAINER_NEST_PREFETCH(p) ((void)(p))
#endif
#define BOOST_CONTAINER_NEST_PREFETCH_BLOCK_NTH(pbb, N) \
do{ \
BOOST_CONTAINER_NEST_PREFETCH(static_cast<block_type&>(*(pbb)).data() + (N));\
} while(0)\
//
BOOST_CONTAINER_PREFETCH(boost::movelib::to_raw_pointer(p))
#define BOOST_CONTAINER_NEST_PREFETCH_BLOCK(pbb) \
do{ \