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
This commit is contained in:
Chris Lattner 2007-02-03 23:06:03 +00:00
parent e3683e1651
commit a49fd07ec6

View File

@ -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