From owner-svn-src-vendor@freebsd.org Thu Mar 14 19:41:11 2019 Return-Path: Delivered-To: svn-src-vendor@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id 561D11529519; Thu, 14 Mar 2019 19:41:11 +0000 (UTC) (envelope-from dim@FreeBSD.org) Received: from mxrelay.nyi.freebsd.org (mxrelay.nyi.freebsd.org [IPv6:2610:1c1:1:606c::19:3]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) server-signature RSA-PSS (4096 bits) client-signature RSA-PSS (4096 bits) client-digest SHA256) (Client CN "mxrelay.nyi.freebsd.org", Issuer "Let's Encrypt Authority X3" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id F17BF8E6EE; Thu, 14 Mar 2019 19:41:10 +0000 (UTC) (envelope-from dim@FreeBSD.org) Received: from repo.freebsd.org (repo.freebsd.org [IPv6:2610:1c1:1:6068::e6a:0]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by mxrelay.nyi.freebsd.org (Postfix) with ESMTPS id E43C9270AB; Thu, 14 Mar 2019 19:41:10 +0000 (UTC) (envelope-from dim@FreeBSD.org) Received: from repo.freebsd.org ([127.0.1.37]) by repo.freebsd.org (8.15.2/8.15.2) with ESMTP id x2EJfA1B069879; Thu, 14 Mar 2019 19:41:10 GMT (envelope-from dim@FreeBSD.org) Received: (from dim@localhost) by repo.freebsd.org (8.15.2/8.15.2/Submit) id x2EJfATD069878; Thu, 14 Mar 2019 19:41:10 GMT (envelope-from dim@FreeBSD.org) Message-Id: <201903141941.x2EJfATD069878@repo.freebsd.org> X-Authentication-Warning: repo.freebsd.org: dim set sender to dim@FreeBSD.org using -f From: Dimitry Andric Date: Thu, 14 Mar 2019 19:41:10 +0000 (UTC) To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-vendor@freebsd.org Subject: svn commit: r345142 - vendor/llvm/dist-release_80/docs X-SVN-Group: vendor X-SVN-Commit-Author: dim X-SVN-Commit-Paths: vendor/llvm/dist-release_80/docs X-SVN-Commit-Revision: 345142 X-SVN-Commit-Repository: base MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-Rspamd-Queue-Id: F17BF8E6EE X-Spamd-Bar: -- Authentication-Results: mx1.freebsd.org X-Spamd-Result: default: False [-2.97 / 15.00]; local_wl_from(0.00)[FreeBSD.org]; NEURAL_HAM_MEDIUM(-1.00)[-0.998,0]; NEURAL_HAM_SHORT(-0.97)[-0.970,0]; ASN(0.00)[asn:11403, ipnet:2610:1c1:1::/48, country:US]; NEURAL_HAM_LONG(-1.00)[-1.000,0] X-BeenThere: svn-src-vendor@freebsd.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: SVN commit messages for the vendor work area tree List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 14 Mar 2019 19:41:11 -0000 Author: dim Date: Thu Mar 14 19:41:10 2019 New Revision: 345142 URL: https://svnweb.freebsd.org/changeset/base/345142 Log: Vendor import of llvm release_80 branch r356034: https://llvm.org/svn/llvm-project/llvm/branches/release_80@356034 Modified: vendor/llvm/dist-release_80/docs/ReleaseNotes.rst Modified: vendor/llvm/dist-release_80/docs/ReleaseNotes.rst ============================================================================== --- vendor/llvm/dist-release_80/docs/ReleaseNotes.rst Thu Mar 14 19:07:41 2019 (r345141) +++ vendor/llvm/dist-release_80/docs/ReleaseNotes.rst Thu Mar 14 19:41:10 2019 (r345142) @@ -95,6 +95,22 @@ Changes to the LLVM IR `_ must be enabled for the function body. +Changes to the JIT APIs +----------------------- + +The ORC (On Request Compilation) JIT APIs have been updated to support +concurrent compilation. The existing (non-concurrent) ORC layer classes and +related APIs are deprecated, have been renamed with a "Legacy" prefix (e.g. +LegacyIRCompileLayer). The deprecated clasess will be removed in LLVM 9. + +An example JIT stack using the concurrent ORC APIs, called LLJIT, has been +added (see include/llvm/ExecutionEngine/Orc/LLJIT.h). The lli tool has been +updated to use LLJIT. + +MCJIT and ExecutionEngine continue to be supported, though ORC should be +preferred for new projects. + + Changes to the AArch64 Target ----------------------------- @@ -171,6 +187,26 @@ Changes to the PowerPC Target * Completed support in LLD for ELFv2 * Enabled llvm-exegesis latency mode for PPC + + +Changes to the SystemZ Target +----------------------------- + +* A number of bugs related to C/C++ language vector extension support were + fixed: the ``-mzvector`` option now actually enables the ``__vector`` and + ``__bool`` keywords, the ``vec_step`` intrinsic now works, and the + ``vec_insert_and_zero`` and ``vec_orc`` intrinsics now generate correct code. + +* The ``__float128`` keyword, which had been accidentally enabled in some + earlier releases, is now no longer supported. On SystemZ, the ``long double`` + data type itself already uses the IEEE 128-bit floating-point format. + +* When the compiler inlines ``strcmp`` or ``memcmp``, the generated code no + longer returns ``INT_MIN`` as the negative result value under any + circumstances. + +* Various code-gen improvements, in particular related to improved + auto-vectorization, inlining, and instruction scheduling. Changes to the X86 Target