#include "llvm/Bytecode/Reader.h"
#include "llvm/Bytecode/WriteBytecodePass.h"
#include "llvm/Assembly/PrintModulePass.h"
+#include "llvm/Transforms/UnifyMethodExitNodes.h"
#include "llvm/Transforms/ConstantMerge.h"
#include "llvm/Transforms/CleanupGCCOutput.h"
#include "llvm/Transforms/LevelChange.h"
// Opts enum - All of the transformations we can do...
enum Opts {
// Basic optimizations
- dce, constprop, inlining, constmerge, strip, mstrip,
+ dce, constprop, inlining, constmerge, strip, mstrip, mergereturn,
// Miscellaneous Transformations
trace, tracem, print, raiseallocs, cleangcc,
{ constmerge , New<ConstantMerge> },
{ strip , New<SymbolStripping> },
{ mstrip , New<FullSymbolStripping> },
+ { mergereturn, New<UnifyMethodExitNodes> },
+
{ indvars , New<InductionVariableSimplify> },
{ instcombine, New<InstructionCombining> },
{ sccp , New<SCCPPass> },
cl::Alias QuietA ("quiet", "Alias for -q", cl::NoFlags, Quiet);
cl::EnumList<enum Opts> OptimizationList(cl::NoFlags,
clEnumVal(dce , "Dead Code Elimination"),
- clEnumVal(constprop , "Simple Constant Propogation"),
- clEnumValN(inlining , "inline", "Method Integration"),
+ clEnumVal(constprop , "Simple constant propogation"),
+ clEnumValN(inlining , "inline", "Method integration"),
clEnumVal(constmerge , "Merge identical global constants"),
- clEnumVal(strip , "Strip Symbols"),
- clEnumVal(mstrip , "Strip Module Symbols"),
+ clEnumVal(strip , "Strip symbols"),
+ clEnumVal(mstrip , "Strip module symbols"),
+ clEnumVal(mergereturn, "Unify method exit nodes"),
+
clEnumVal(indvars , "Simplify Induction Variables"),
clEnumVal(instcombine, "Combine redundant instructions"),
clEnumVal(sccp , "Sparse Conditional Constant Propogation"),