Use the 'regalloc' debug tag for most register allocator tracing.

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

diff --git a/lib/Transforms/Scalar/ADCE.cpp b/lib/Transforms/Scalar/ADCE.cpp
index ada086e9db766404980eca3732d9fb027cb95984..ba214d1a332e0d2126374a9c39ceb028d37c7540 100644 (file)
--- a/lib/Transforms/Scalar/ADCE.cpp
+++ b/lib/Transforms/Scalar/ADCE.cpp
@@ -33,7 +33,9 @@ STATISTIC(NumRemoved, "Number of instructions removed");
 namespace {
   struct ADCE : public FunctionPass {
     static char ID; // Pass identification, replacement for typeid
-    ADCE() : FunctionPass(ID) {}
+    ADCE() : FunctionPass(ID) {
+      initializeADCEPass(*PassRegistry::getPassRegistry());
+    }
     
     virtual bool runOnFunction(Function& F);
     
@@ -45,7 +47,7 @@ namespace {
 }
 
 char ADCE::ID = 0;
-INITIALIZE_PASS(ADCE, "adce", "Aggressive Dead Code Elimination", false, false);
+INITIALIZE_PASS(ADCE, "adce", "Aggressive Dead Code Elimination", false, false)
 
 bool ADCE::runOnFunction(Function& F) {
   SmallPtrSet<Instruction*, 128> alive;
@@ -55,6 +57,7 @@ bool ADCE::runOnFunction(Function& F) {
   for (inst_iterator I = inst_begin(F), E = inst_end(F); I != E; ++I)
     if (isa<TerminatorInst>(I.getInstructionIterator()) ||
         isa<DbgInfoIntrinsic>(I.getInstructionIterator()) ||
+        isa<LandingPadInst>(I.getInstructionIterator()) ||
         I->mayHaveSideEffects()) {
       alive.insert(I.getInstructionIterator());
       worklist.push_back(I.getInstructionIterator());
@@ -63,7 +66,6 @@ bool ADCE::runOnFunction(Function& F) {
   // Propagate liveness backwards to operands.
   while (!worklist.empty()) {
     Instruction* curr = worklist.pop_back_val();
-    
     for (Instruction::op_iterator OI = curr->op_begin(), OE = curr->op_end();
          OI != OE; ++OI)
       if (Instruction* Inst = dyn_cast<Instruction>(OI))