From a49fd07ec6a8a667d9f666ef3560d5d1a64bcc12 Mon Sep 17 00:00:00 2001 From: Chris Lattner Date: Sat, 3 Feb 2007 23:06:03 +0000 Subject: [PATCH] add an instcombine pass to clean up after heavy-lifting IP passes git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@33843 91177308-0d34-0410-b5e6-96231b3b80d8 --- tools/gccld/GenerateCode.cpp | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/tools/gccld/GenerateCode.cpp b/tools/gccld/GenerateCode.cpp index db1caa82709..e70bda307a7 100644 --- a/tools/gccld/GenerateCode.cpp +++ b/tools/gccld/GenerateCode.cpp @@ -239,6 +239,12 @@ int llvm::GenerateBytecode(Module *M, int StripLevel, bool Internalize, // Remove unused arguments from functions... addPass(Passes, createDeadArgEliminationPass()); + // Reduce the code after globalopt and ipsccp. Both can open up significant + // simplification opportunities, and both can propagate functions through + // function pointers. When this happens, we often have to resolve varargs + // calls, etc, so let instcombine do this. + addPass(Passes, createInstructionCombiningPass()); + if (!DisableInline) addPass(Passes, createFunctionInliningPass()); // Inline small functions -- 2.34.1