From b853ef99474f338e93d2402641aa4643441d34f9 Mon Sep 17 00:00:00 2001 From: Chandler Carruth Date: Fri, 30 Jun 2017 05:13:31 +0000 Subject: Remove Clang support for '-fvectorize-slp-aggressive' which used LLVM's basic block vectorizer. This vectorizer has had no known users for many, many years and is completely surpassed by the normal '-fvectorize-slp'-controlled SLP vectorizer in LLVM. Hal proposed this back in 2014 to no objections: http://lists.llvm.org/pipermail/llvm-dev/2014-November/079091.html While this patch completely removes the flag, Joerg is working on a patch that will add it back in a way that warns users and ignores the flag in a clear and well factored way (so that we can keep doing this going forward). Differential Revision: https://reviews.llvm.org/D34846 llvm-svn: 306786 --- clang/lib/Frontend/CompilerInvocation.cpp | 1 - 1 file changed, 1 deletion(-) (limited to 'clang/lib/Frontend/CompilerInvocation.cpp') diff --git a/clang/lib/Frontend/CompilerInvocation.cpp b/clang/lib/Frontend/CompilerInvocation.cpp index 6b0a5f9d..b1b10dd 100644 --- a/clang/lib/Frontend/CompilerInvocation.cpp +++ b/clang/lib/Frontend/CompilerInvocation.cpp @@ -672,7 +672,6 @@ static bool ParseCodeGenArgs(CodeGenOptions &Opts, ArgList &Args, InputKind IK, Opts.MSVolatile = Args.hasArg(OPT_fms_volatile); - Opts.VectorizeBB = Args.hasArg(OPT_vectorize_slp_aggressive); Opts.VectorizeLoop = Args.hasArg(OPT_vectorize_loops); Opts.VectorizeSLP = Args.hasArg(OPT_vectorize_slp); -- cgit v1.1