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Merge pull request #11897 from azat/jemalloc-darwin

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Fix jemalloc under OSX (by registering it as default zone explicitly)
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alexey-milovidov 2020-06-24 23:06:07 +03:00 committed by GitHub
commit cd7382abf2
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2 changed files with 29 additions and 1 deletions
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6
contrib/jemalloc-cmake/CMakeLists.txt
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@ -1,6 +1,6 @@
option (ENABLE_JEMALLOC "Enable jemalloc allocator" ${ENABLE_LIBRARIES})
if (SANITIZE OR NOT (ARCH_AMD64 OR ARCH_ARM) OR NOT (OS_LINUX OR OS_FREEBSD))
if (SANITIZE OR NOT (ARCH_AMD64 OR ARCH_ARM) OR NOT (OS_LINUX OR OS_FREEBSD OR OS_DARWIN))
set (ENABLE_JEMALLOC OFF)
message (STATUS "jemalloc is disabled implicitly: it doesn't work with sanitizers and can only be used with x86_64 or aarch64 on linux or freebsd.")
endif ()
@ -148,6 +148,10 @@ if (ENABLE_JEMALLOC)
endif ()
set_property(TARGET jemalloc APPEND PROPERTY INTERFACE_COMPILE_DEFINITIONS USE_JEMALLOC=1)
if (MAKE_STATIC_LIBRARIES)
# To detect whether we need to register jemalloc for osx as default zone.
set_property(TARGET jemalloc APPEND PROPERTY INTERFACE_COMPILE_DEFINITIONS BUNDLED_STATIC_JEMALLOC=1)
endif()
message (STATUS "Using jemalloc")
else ()

24
src/Common/new_delete.cpp
View File

@ -10,6 +10,30 @@
# include <malloc/malloc.h>
#endif
#if defined(OS_DARWIN) && defined(BUNDLED_STATIC_JEMALLOC)
extern "C"
{
extern void zone_register();
}
struct InitializeJemallocZoneAllocatorForOSX
{
InitializeJemallocZoneAllocatorForOSX()
{
/// In case of OSX jemalloc register itself as a default zone allocator.
///
/// But when you link statically then zone_register() will not be called,
/// and even will be optimized out:
///
/// It is ok to call it twice (i.e. in case of shared libraries)
/// Since zone_register() is a no-op if the defualt zone is already replaced with something.
///
/// https://github.com/jemalloc/jemalloc/issues/708
zone_register();
}
} initializeJemallocZoneAllocatorForOSX;
#endif
/// Replace default new/delete with memory tracking versions.
/// @sa https://en.cppreference.com/w/cpp/memory/new/operator_new
/// https://en.cppreference.com/w/cpp/memory/new/operator_delete