[CodeExtractor] Remove a bunch of unneeded constructors.

Differential Revision:  https://reviews.llvm.org/D32305

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@300869 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/include/llvm/Transforms/Utils/CodeExtractor.h b/include/llvm/Transforms/Utils/CodeExtractor.h
index a2978663a4d14f82554fea07712de099b7a2a5fe..a602498e5f221fc3a4f80147f5e78426b4bb8e77 100644 (file)
--- a/include/llvm/Transforms/Utils/CodeExtractor.h
+++ b/include/llvm/Transforms/Utils/CodeExtractor.h
@@ -65,14 +65,6 @@ template <typename T> class ArrayRef;
     /// Blocks containing EHPads, allocas, invokes, or vastarts are not valid.
     static bool isBlockValidForExtraction(const BasicBlock &BB);
 
-    /// \brief Create a code extractor for a single basic block.
-    ///
-    /// In this formation, we don't require a dominator tree. The given basic
-    /// block is set up for extraction.
-    CodeExtractor(BasicBlock *BB, bool AggregateArgs = false,
-                  BlockFrequencyInfo *BFI = nullptr,
-                  BranchProbabilityInfo *BPI = nullptr);
-
     /// \brief Create a code extractor for a sequence of blocks.
     ///
     /// Given a sequence of basic blocks where the first block in the sequence
@@ -91,14 +83,6 @@ template <typename T> class ArrayRef;
                   BlockFrequencyInfo *BFI = nullptr,
                   BranchProbabilityInfo *BPI = nullptr);
 
-    /// \brief Create a code extractor for a region node.
-    ///
-    /// Behaves just like the generic code sequence constructor, but uses the
-    /// block sequence of the region node passed in.
-    CodeExtractor(DominatorTree &DT, const RegionNode &RN,
-                  bool AggregateArgs = false, BlockFrequencyInfo *BFI = nullptr,
-                  BranchProbabilityInfo *BPI = nullptr);
-
     /// \brief Perform the extraction, returning the new function.
     ///
     /// Returns zero when called on a CodeExtractor instance where isEligible

diff --git a/lib/Transforms/Utils/CodeExtractor.cpp b/lib/Transforms/Utils/CodeExtractor.cpp
index 644d93b727b3de9fc4d8ff923c675307460724f5..82552684b832ffdd24dc638ce8b78efa446b76b7 100644 (file)
--- a/lib/Transforms/Utils/CodeExtractor.cpp
+++ b/lib/Transforms/Utils/CodeExtractor.cpp
@@ -112,24 +112,6 @@ buildExtractionBlockSet(ArrayRef<BasicBlock *> BBs) {
   return buildExtractionBlockSet(BBs.begin(), BBs.end());
 }
 
-/// \brief Helper to call buildExtractionBlockSet with a RegionNode.
-static SetVector<BasicBlock *>
-buildExtractionBlockSet(const RegionNode &RN) {
-  if (!RN.isSubRegion())
-    // Just a single BasicBlock.
-    return buildExtractionBlockSet(RN.getNodeAs<BasicBlock>());
-
-  const Region &R = *RN.getNodeAs<Region>();
-
-  return buildExtractionBlockSet(R.block_begin(), R.block_end());
-}
-
-CodeExtractor::CodeExtractor(BasicBlock *BB, bool AggregateArgs,
-                             BlockFrequencyInfo *BFI,
-                             BranchProbabilityInfo *BPI)
-    : DT(nullptr), AggregateArgs(AggregateArgs || AggregateArgsOpt), BFI(BFI),
-      BPI(BPI), Blocks(buildExtractionBlockSet(BB)), NumExitBlocks(~0U) {}
-
 CodeExtractor::CodeExtractor(ArrayRef<BasicBlock *> BBs, DominatorTree *DT,
                              bool AggregateArgs, BlockFrequencyInfo *BFI,
                              BranchProbabilityInfo *BPI)
@@ -143,12 +125,6 @@ CodeExtractor::CodeExtractor(DominatorTree &DT, Loop &L, bool AggregateArgs,
       BPI(BPI), Blocks(buildExtractionBlockSet(L.getBlocks())),
       NumExitBlocks(~0U) {}
 
-CodeExtractor::CodeExtractor(DominatorTree &DT, const RegionNode &RN,
-                             bool AggregateArgs, BlockFrequencyInfo *BFI,
-                             BranchProbabilityInfo *BPI)
-    : DT(&DT), AggregateArgs(AggregateArgs || AggregateArgsOpt), BFI(BFI),
-      BPI(BPI), Blocks(buildExtractionBlockSet(RN)), NumExitBlocks(~0U) {}
-
 /// definedInRegion - Return true if the specified value is defined in the
 /// extracted region.
 static bool definedInRegion(const SetVector<BasicBlock *> &Blocks, Value *V) {