// Add an appropriate TargetData instance for this module...
passes.add(new TargetData(*_target->getTargetData()));
+ // Propagate constants at call sites into the functions they call. This
+ // opens opportunities for globalopt (and inlining) by substituting function
+ // pointers passed as arguments to direct uses of functions.
+ passes.add(createIPSCCPPass());
+
// Now that we internalized some globals, see if we can hack on them!
passes.add(createGlobalOptimizerPass());
// supporting.
passes.add(createStripSymbolsPass());
- // Propagate constants at call sites into the functions they call.
- passes.add(createIPConstantPropagationPass());
-
// Remove unused arguments from functions...
passes.add(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.
+ passes.add(createInstructionCombiningPass());
+
passes.add(createFunctionInliningPass()); // Inline small functions
passes.add(createPruneEHPass()); // Remove dead EH info
passes.add(createGlobalsModRefPass()); // IP alias analysis
passes.add(createLICMPass()); // Hoist loop invariants
- passes.add(createLoadValueNumberingPass()); // GVN for load instrs
- passes.add(createGCSEPass()); // Remove common subexprs
+ passes.add(createGVNPass()); // Remove common subexprs
+ passes.add(createMemCpyOptPass()); // Remove dead memcpy's
passes.add(createDeadStoreEliminationPass()); // Nuke dead stores
// Cleanup and simplify the code after the scalar optimizations.