0.7.0

What's Changed

See https://github.com/microsoft/snmalloc/blob/main/docs/release/0.7/README.md for an introduction to the 0.7 release.

Optimisation

Startup time

• Startup improvements by @mjp41 in #639
• Startup speed by @mjp41 in #665
• Implement MCS Combining lock by @mjp41 in #666
• Add documentation for the combining lock by @mjp41 in #683
• implement polite waiting by @SchrodingerZhu in #685

Produce Consumer workloads (BatchIt)

• Using exclusive mode prefetch by @mjp41 in #627
• Refactorings to support BatchIt by @nwf-msr in #652
• msgpass benchmark and its refactoring dependencies by @nwf-msr in #659
• Bottom commits from BatchIt by @nwf-msr in #675
• BatchIt by @nwf in #677

Security Features

• Configurable client meta-data by @mjp41 in #662

Platforms and Bindings

Libc

• Factor out libc code into a header. by @mjp41 in #624
• Remove unnecessary assertion from aligned_alloc by @mjp41 in #658
• aligned_alloc: Permit alignment values smaller than sizeof(uintptr_t) by @bsdjhb in #671
• aligned_alloc requirements update. by @devnexen in #681

Rust

• export snmalloc::alloc_size to rust wrappers. by @devnexen in #676

Windows

• Override _msize on windows by @Naville in #633
• Disable empty static prefix for Windows. by @mjp41 in #629
• Add Windows ARM64 support by @jblazquez in #656

Haiku

• PAL::haiku finally supports getentropy. by @devnexen in #684

NetBSD

• neasing netbsd build. by @devnexen in #696

Minor changes and refactorings

• Add a default constructor to seqset nodes. by @davidchisnall in #636
• Template construction of Pool elements by @mjp41 in #641
• NFC: sizeclass: differentiate minimum step size and minimum allocation sizes by @nwf-msr in #651
• Refactor new/delete overrides by @mjp41 in #660
• Remove the SNMALLOC_USE_CXX17 C preprocessor symbol by @nwf-msr in #667
• 0-length arrays in Buddy ranges by @nwf-msr in #672
• gcc UAF warning in test/perf/singlethread -malloc by @nwf in #679
• Remove some unneeded headers by @mjp41 in #680
• Remove unneeded template. by @mjp41 in #687

Build and CI

• Move to clang-format 15 by @mjp41 in #621
• Adding an option to enable dynamic loading by @matajoh in #632
• Add C++17 version for Mac. by @mjp41 in #635
• Workaround runner issue. by @mjp41 in #645
• FreeBSD CI. by @mjp41 in #647
• Update NetBSD runner by @mjp41 in #648
• Updated CI workaround. by @mjp41 in #650
• Rework CI by @nwf-msr in #674
• Further gcc -Werror=array-bounds fix by @nwf in #678
• Provide option to CMake for Page Size by @mjp41 in #664
• fuzzing test and detect the memmove error by @SchrodingerZhu in #688
• Add fuzz to CI by @mjp41 in #690
• clean up Result and make Result move-only by @SchrodingerZhu in #691
• Minor update to clangformat file. by @mjp41 in #694
• avoid chrono inclusion when clock_gettime is available by @SchrodingerZhu in #695

New Contributors

• @matajoh made their first contribution in #632
• @Naville made their first contribution in #633
• @jblazquez made their first contribution in #656
• @bsdjhb made their first contribution in #671

Full Changelog: 0.6.2...0.7.0