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diff --git a/docs/ReleaseNotes.rst b/docs/ReleaseNotes.rst index aef11daf194b..da86be3f96ff 100644 --- a/docs/ReleaseNotes.rst +++ b/docs/ReleaseNotes.rst @@ -61,6 +61,9 @@ Non-comprehensive list of changes in this release with LLVM option -adce-remove-loops when the loop body otherwise has no live operations. + * The llvm-cov tool can now export coverage data as json. Its html output mode + has also improved. + * ... next change ... .. NOTE @@ -81,6 +84,37 @@ Non-comprehensive list of changes in this release * Significant build-time and binary-size improvements when compiling with debug info (-g). +LLVM Coroutines +--------------- + +Experimental support for :doc:`Coroutines` was added, which can be enabled +with ``-enable-coroutines`` in ``opt`` command tool or using +``addCoroutinePassesToExtensionPoints`` API when building the optimization +pipeline. + +For more information on LLVM Coroutines and the LLVM implementation, see +`2016 LLVM Developers’ Meeting talk on LLVM Coroutines +<http://llvm.org/devmtg/2016-11/#talk4>`_. + +Regcall and Vectorcall Calling Conventions +-------------------------------------------------- + +Support was added for _regcall calling convention. +Existing __vectorcall calling convention support was extended to include +correct handling of HVAs. + +The __vectorcall calling convention was introduced by Microsoft to +enhance register usage when passing parameters. +For more information please read `__vectorcall documentation +<https://msdn.microsoft.com/en-us/library/dn375768.aspx>`_. + +The __regcall calling convention was introduced by Intel to +optimize parameter transfer on function call. +This calling convention ensures that as many values as possible are +passed or returned in registers. +For more information please read `__regcall documentation +<https://software.intel.com/en-us/node/693069>`_. + Code Generation Testing ----------------------- @@ -258,6 +292,21 @@ External Open Source Projects Using LLVM 4.0.0 * A project... +LDC - the LLVM-based D compiler +------------------------------- + +`D <http://dlang.org>`_ is a language with C-like syntax and static typing. It +pragmatically combines efficiency, control, and modeling power, with safety and +programmer productivity. D supports powerful concepts like Compile-Time Function +Execution (CTFE) and Template Meta-Programming, provides an innovative approach +to concurrency and offers many classical paradigms. + +`LDC <http://wiki.dlang.org/LDC>`_ uses the frontend from the reference compiler +combined with LLVM as backend to produce efficient native code. LDC targets +x86/x86_64 systems like Linux, OS X, FreeBSD and Windows and also Linux on ARM +and PowerPC (32/64 bit). Ports to other architectures like AArch64 and MIPS64 +are underway. + Additional Information ====================== |