From db6fa2964176c34f0e878e101427c28782c93419 Mon Sep 17 00:00:00 2001 From: Dan Gohman Date: Sat, 2 May 2009 21:19:20 +0000 Subject: Convert ScalarEvolution to use CallbackVH for its internal map. This makes ScalarEvolution::deleteValueFromRecords, and it's code that subtly needed to be called before ReplaceAllUsesWith, unnecessary. It also makes ValueDeletionListener unnecessary. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@70645 91177308-0d34-0410-b5e6-96231b3b80d8 --- lib/Transforms/Utils/BasicBlockUtils.cpp | 7 +++---- 1 file changed, 3 insertions(+), 4 deletions(-) (limited to 'lib/Transforms/Utils/BasicBlockUtils.cpp') diff --git a/lib/Transforms/Utils/BasicBlockUtils.cpp b/lib/Transforms/Utils/BasicBlockUtils.cpp index 076f89e337..93764b6d1a 100644 --- a/lib/Transforms/Utils/BasicBlockUtils.cpp +++ b/lib/Transforms/Utils/BasicBlockUtils.cpp @@ -78,9 +78,8 @@ void llvm::FoldSingleEntryPHINodes(BasicBlock *BB) { /// DeleteDeadPHIs - Examine each PHI in the given block and delete it if it /// is dead. Also recursively delete any operands that become dead as /// a result. This includes tracing the def-use list from the PHI to see if -/// it is ultimately unused or if it reaches an unused cycle. If a -/// ValueDeletionListener is specified, it is notified of the deletions. -void llvm::DeleteDeadPHIs(BasicBlock *BB, ValueDeletionListener *VDL) { +/// it is ultimately unused or if it reaches an unused cycle. +void llvm::DeleteDeadPHIs(BasicBlock *BB) { // Recursively deleting a PHI may cause multiple PHIs to be deleted // or RAUW'd undef, so use an array of WeakVH for the PHIs to delete. SmallVector PHIs; @@ -90,7 +89,7 @@ void llvm::DeleteDeadPHIs(BasicBlock *BB, ValueDeletionListener *VDL) { for (unsigned i = 0, e = PHIs.size(); i != e; ++i) if (PHINode *PN = dyn_cast_or_null(PHIs[i].operator Value*())) - RecursivelyDeleteDeadPHINode(PN, VDL); + RecursivelyDeleteDeadPHINode(PN); } /// MergeBlockIntoPredecessor - Attempts to merge a block into its predecessor, -- cgit v1.2.3-18-g5258