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- Remove unneeded #includes.

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- Remove unused types/fields.
- Add some constantness.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@145993 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Jakub Staszak 2011-12-06 23:59:33 +00:00
parent a66512e591
commit e6d81ad6a5
1 changed files with 4 additions and 25 deletions
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29
lib/CodeGen/MachineBlockPlacement.cpp
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@ -36,10 +36,7 @@
#include "llvm/CodeGen/Passes.h"
#include "llvm/Support/Allocator.h"
#include "llvm/Support/Debug.h"
#include "llvm/Support/ErrorHandling.h"
#include "llvm/ADT/DenseMap.h"
#include "llvm/ADT/PostOrderIterator.h"
#include "llvm/ADT/SCCIterator.h"
#include "llvm/ADT/SmallPtrSet.h"
#include "llvm/ADT/SmallVector.h"
#include "llvm/ADT/Statistic.h"
@ -55,22 +52,6 @@ STATISTIC(CondBranchTakenFreq,
STATISTIC(UncondBranchTakenFreq,
"Potential frequency of taking unconditional branches");
namespace {
/// \brief A structure for storing a weighted edge.
///
/// This stores an edge and its weight, computed as the product of the
/// frequency that the starting block is entered with the probability of
/// a particular exit block.
struct WeightedEdge {
BlockFrequency EdgeFrequency;
MachineBasicBlock *From, *To;
bool operator<(const WeightedEdge &RHS) const {
return EdgeFrequency < RHS.EdgeFrequency;
}
};
}
namespace {
class BlockChain;
/// \brief Type for our function-wide basic block -> block chain mapping.
@ -121,17 +102,15 @@ public:
}
/// \brief Iterator over blocks within the chain.
typedef SmallVectorImpl<MachineBasicBlock *>::iterator iterator;
typedef SmallVectorImpl<MachineBasicBlock *>::reverse_iterator
typedef SmallVectorImpl<MachineBasicBlock *>::const_iterator iterator;
typedef SmallVectorImpl<MachineBasicBlock *>::const_reverse_iterator
reverse_iterator;
/// \brief Beginning of blocks within the chain.
iterator begin() { return Blocks.begin(); }
reverse_iterator rbegin() { return Blocks.rbegin(); }
iterator begin() const { return Blocks.begin(); }
/// \brief End of blocks within the chain.
iterator end() { return Blocks.end(); }
reverse_iterator rend() { return Blocks.rend(); }
iterator end() const { return Blocks.end(); }
/// \brief Merge a block chain into this one.
///