[BDCE] Add a bit-tracking DCE pass

[oota-llvm.git] / lib / Transforms / Scalar / Scalar.cpp

diff --git a/lib/Transforms/Scalar/Scalar.cpp b/lib/Transforms/Scalar/Scalar.cpp
index e8e162db931205ef1f4266d6283f8586c12a9ab5..f0728dccd24f141412c7fbdce476eb59b769918d 100644 (file)
--- a/lib/Transforms/Scalar/Scalar.cpp
+++ b/lib/Transforms/Scalar/Scalar.cpp
@@ -20,7 +20,7 @@
 #include "llvm/IR/DataLayout.h"
 #include "llvm/IR/Verifier.h"
 #include "llvm/InitializePasses.h"
-#include "llvm/PassManager.h"
+#include "llvm/IR/LegacyPassManager.h"
 
 using namespace llvm;
 
@@ -28,6 +28,7 @@ using namespace llvm;
 /// ScalarOpts library.
 void llvm::initializeScalarOpts(PassRegistry &Registry) {
   initializeADCEPass(Registry);
+  initializeBDCEPass(Registry);
   initializeAlignmentFromAssumptionsPass(Registry);
   initializeSampleProfileLoaderPass(Registry);
   initializeConstantHoistingPass(Registry);
@@ -38,7 +39,7 @@ void llvm::initializeScalarOpts(PassRegistry &Registry) {
   initializeScalarizerPass(Registry);
   initializeDSEPass(Registry);
   initializeGVNPass(Registry);
-  initializeEarlyCSEPass(Registry);
+  initializeEarlyCSELegacyPassPass(Registry);
   initializeFlattenCFGPassPass(Registry);
   initializeInductiveRangeCheckEliminationPass(Registry);
   initializeIndVarSimplifyPass(Registry);
@@ -69,7 +70,10 @@ void llvm::initializeScalarOpts(PassRegistry &Registry) {
   initializeSinkingPass(Registry);
   initializeTailCallElimPass(Registry);
   initializeSeparateConstOffsetFromGEPPass(Registry);
+  initializeStraightLineStrengthReducePass(Registry);
   initializeLoadCombinePass(Registry);
+  initializePlaceBackedgeSafepointsImplPass(Registry);
+  initializePlaceSafepointsPass(Registry);
 }
 
 void LLVMInitializeScalarOpts(LLVMPassRegistryRef R) {
@@ -80,6 +84,10 @@ void LLVMAddAggressiveDCEPass(LLVMPassManagerRef PM) {
   unwrap(PM)->add(createAggressiveDCEPass());
 }
 
+void LLVMAddBitTrackingDCEPass(LLVMPassManagerRef PM) {
+  unwrap(PM)->add(createBitTrackingDCEPass());
+}
+
 void LLVMAddAlignmentFromAssumptionsPass(LLVMPassManagerRef PM) {
   unwrap(PM)->add(createAlignmentFromAssumptionsPass());
 }