// Start of function pass.
// Break up aggregate allocas, using SSAUpdater.
- MPM.add(createScalarReplAggregatesPass(-1, false));
+ if (UseNewSROA)
+ MPM.add(createSROAPass(/*RequiresDomTree*/ false));
+ else
+ MPM.add(createScalarReplAggregatesPass(-1, false));
MPM.add(createEarlyCSEPass()); // Catch trivial redundancies
if (!DisableSimplifyLibCalls)
MPM.add(createSimplifyLibCallsPass()); // Library Call Optimizations
// FIXME: We shouldn't bother with this anymore.
MPM.add(createStripDeadPrototypesPass()); // Get rid of dead prototypes
- // GlobalOpt already deletes dead functions and globals, at -O3 try a
+ // GlobalOpt already deletes dead functions and globals, at -O2 try a
// late pass of GlobalDCE. It is capable of deleting dead cycles.
- if (OptLevel > 2)
+ if (OptLevel > 1) {
MPM.add(createGlobalDCEPass()); // Remove dead fns and globals.
-
- if (OptLevel > 1)
MPM.add(createConstantMergePass()); // Merge dup global constants
+ }
}
addExtensionsToPM(EP_OptimizerLast, MPM);
}