185868e8aSDimitry Andric======================== 2349cc55cSDimitry Andriclld 14.0.0 Release Notes 385868e8aSDimitry Andric======================== 40b57cec5SDimitry Andric 50b57cec5SDimitry Andric.. contents:: 60b57cec5SDimitry Andric :local: 70b57cec5SDimitry Andric 8e8d8bef9SDimitry Andric.. warning:: 9349cc55cSDimitry Andric These are in-progress notes for the upcoming LLVM 14.0.0 release. 10e8d8bef9SDimitry Andric Release notes for previous releases can be found on 11e8d8bef9SDimitry Andric `the Download Page <https://releases.llvm.org/download.html>`_. 12e8d8bef9SDimitry Andric 130b57cec5SDimitry AndricIntroduction 140b57cec5SDimitry Andric============ 150b57cec5SDimitry Andric 16349cc55cSDimitry AndricThis document contains the release notes for the lld linker, release 14.0.0. 1785868e8aSDimitry AndricHere we describe the status of lld, including major improvements 1885868e8aSDimitry Andricfrom the previous release. All lld releases may be downloaded 1985868e8aSDimitry Andricfrom the `LLVM releases web site <https://llvm.org/releases/>`_. 200b57cec5SDimitry Andric 210b57cec5SDimitry AndricNon-comprehensive list of changes in this release 220b57cec5SDimitry Andric================================================= 230b57cec5SDimitry Andric 240b57cec5SDimitry AndricELF Improvements 250b57cec5SDimitry Andric---------------- 260b57cec5SDimitry Andric 27349cc55cSDimitry Andric* ``--export-dynamic-symbol-list`` has been added. 28349cc55cSDimitry Andric (`D107317 <https://reviews.llvm.org/D107317>`_) 29349cc55cSDimitry Andric* ``--why-extract`` has been added to query why archive members/lazy object files are extracted. 30349cc55cSDimitry Andric (`D109572 <https://reviews.llvm.org/D109572>`_) 31349cc55cSDimitry Andric* ``e_entry`` no longer falls back to the address of ``.text`` if the entry symbol does not exist. 32349cc55cSDimitry Andric Instead, a value of 0 will be written. 33349cc55cSDimitry Andric (`D110014 <https://reviews.llvm.org/D110014>`_) 34*4824e7fdSDimitry Andric* If ``-Map`` is specified, ``--cref`` will be printted to the specified file. 35*4824e7fdSDimitry Andric (`D114663 <https://reviews.llvm.org/D114663>`_) 366e75b2fbSDimitry Andric 376e75b2fbSDimitry AndricArchitecture specific changes: 386e75b2fbSDimitry Andric 39349cc55cSDimitry Andric* The x86-32 port now supports TLSDESC (``-mtls-dialect=gnu2``). 40349cc55cSDimitry Andric (`D112582 <https://reviews.llvm.org/D112582>`_) 41*4824e7fdSDimitry Andric* The x86-64 port now handles non-RAX/non-adjacent ``R_X86_64_GOTPC32_TLSDESC`` 42*4824e7fdSDimitry Andric and ``R_X86_64_TLSDESC_CALL`` (``-mtls-dialect=gnu2``). 43*4824e7fdSDimitry Andric (`D114416 <https://reviews.llvm.org/D114416>`_) 44349cc55cSDimitry Andric* For x86-64, ``--no-relax`` now suppresses ``R_X86_64_GOTPCRELX`` and 45349cc55cSDimitry Andric ``R_X86_64_REX_GOTPCRELX`` GOT optimization 46349cc55cSDimitry Andric (`D113615 <https://reviews.llvm.org/D113615>`_) 4713138422SDimitry Andric 488c27c554SDimitry AndricBreaking changes 498c27c554SDimitry Andric---------------- 5013138422SDimitry Andric 51349cc55cSDimitry Andric* ... 520b57cec5SDimitry Andric 535ffd83dbSDimitry AndricCOFF Improvements 545ffd83dbSDimitry Andric----------------- 555ffd83dbSDimitry Andric 56349cc55cSDimitry Andric* ... 570b57cec5SDimitry Andric 580b57cec5SDimitry AndricMinGW Improvements 590b57cec5SDimitry Andric------------------ 600b57cec5SDimitry Andric 61349cc55cSDimitry Andric* ... 62e8d8bef9SDimitry Andric 63349cc55cSDimitry AndricMachO Improvements 64349cc55cSDimitry Andric------------------ 65e8d8bef9SDimitry Andric 66349cc55cSDimitry Andric* Item 1. 67e8d8bef9SDimitry Andric 68e8d8bef9SDimitry AndricWebAssembly Improvements 69e8d8bef9SDimitry Andric------------------------ 70e8d8bef9SDimitry Andric 71