diff options
Diffstat (limited to 'include/llvm/Support/PassManagerBuilder.h')
| -rw-r--r-- | include/llvm/Support/PassManagerBuilder.h | 15 |
1 files changed, 11 insertions, 4 deletions
diff --git a/include/llvm/Support/PassManagerBuilder.h b/include/llvm/Support/PassManagerBuilder.h index 31624db..b0cec6e 100644 --- a/include/llvm/Support/PassManagerBuilder.h +++ b/include/llvm/Support/PassManagerBuilder.h @@ -67,7 +67,12 @@ public: /// EP_LoopOptimizerEnd - This extension point allows adding loop passes to /// the end of the loop optimizer. - EP_LoopOptimizerEnd + EP_LoopOptimizerEnd, + + /// EP_ScalarOptimizerLate - This extension point allows adding optimization + /// passes after most of the main optimizations, but before the last + /// cleanup-ish optimizations. + EP_ScalarOptimizerLate }; /// The Optimization Level - Specify the basic optimization level. @@ -147,6 +152,7 @@ public: FPM.add(createCFGSimplificationPass()); FPM.add(createScalarReplAggregatesPass()); FPM.add(createEarlyCSEPass()); + FPM.add(createLowerExpectIntrinsicPass()); } /// populateModulePassManager - This sets up the primary pass manager. @@ -188,7 +194,6 @@ public: MPM.add(createArgumentPromotionPass()); // Scalarize uninlined fn args // Start of function pass. - MPM.add(createObjCARCExpandPass()); // Canonicalize ObjC ARC code. // Break up aggregate allocas, using SSAUpdater. MPM.add(createScalarReplAggregatesPass(-1, false)); MPM.add(createEarlyCSEPass()); // Catch trivial redundancies @@ -224,14 +229,16 @@ public: MPM.add(createJumpThreadingPass()); // Thread jumps MPM.add(createCorrelatedValuePropagationPass()); MPM.add(createDeadStoreEliminationPass()); // Delete dead stores - MPM.add(createObjCARCOptPass()); // Objective-C ARC optimizations. + + addExtensionsToPM(EP_ScalarOptimizerLate, MPM); + MPM.add(createAggressiveDCEPass()); // Delete dead instructions MPM.add(createCFGSimplificationPass()); // Merge & remove BBs MPM.add(createInstructionCombiningPass()); // Clean up after everything. if (!DisableUnitAtATime) { + // FIXME: We shouldn't bother with this anymore. MPM.add(createStripDeadPrototypesPass()); // Get rid of dead prototypes - MPM.add(createDeadTypeEliminationPass()); // Eliminate dead types // GlobalOpt already deletes dead functions and globals, at -O3 try a // late pass of GlobalDCE. It is capable of deleting dead cycles. |