diff options
| -rw-r--r-- | llvm/include/llvm/CodeGen/LazyLiveness.h | 64 | ||||
| -rw-r--r-- | llvm/lib/CodeGen/CMakeLists.txt | 1 |
2 files changed, 0 insertions, 65 deletions
diff --git a/llvm/include/llvm/CodeGen/LazyLiveness.h b/llvm/include/llvm/CodeGen/LazyLiveness.h deleted file mode 100644 index 388b6381090..00000000000 --- a/llvm/include/llvm/CodeGen/LazyLiveness.h +++ /dev/null @@ -1,64 +0,0 @@ -//===- LazyLiveness.h - Lazy, CFG-invariant liveness information ----------===// -// -// The LLVM Compiler Infrastructure -// -// This file is distributed under the University of Illinois Open Source -// License. See LICENSE.TXT for details. -// -//===----------------------------------------------------------------------===// -// -// This pass implements a lazy liveness analysis as per "Fast Liveness Checking -// for SSA-form Programs," by Boissinot, et al. -// -//===----------------------------------------------------------------------===// - -#ifndef LLVM_CODEGEN_LAZYLIVENESS_H -#define LLVM_CODEGEN_LAZYLIVENESS_H - -#include "llvm/CodeGen/MachineFunctionPass.h" -#include "llvm/CodeGen/MachineDominators.h" -#include "llvm/ADT/DenseMap.h" -#include "llvm/ADT/DenseSet.h" -#include "llvm/ADT/SparseBitVector.h" -#include <vector> - -namespace llvm { - -class MachineRegisterInfo; - -class LazyLiveness : public MachineFunctionPass { -public: - static char ID; // Pass identification, replacement for typeid - LazyLiveness() : MachineFunctionPass(&ID) { } - - void getAnalysisUsage(AnalysisUsage &AU) const { - AU.setPreservesAll(); - AU.addRequired<MachineDominatorTree>(); - MachineFunctionPass::getAnalysisUsage(AU); - } - - bool runOnMachineFunction(MachineFunction &mf); - - bool vregLiveIntoMBB(unsigned vreg, MachineBasicBlock* MBB); - -private: - void computeBackedgeChain(MachineFunction& mf, MachineBasicBlock* MBB); - - typedef std::pair<MachineBasicBlock*, MachineBasicBlock*> edge_t; - - MachineRegisterInfo* MRI; - - DenseMap<MachineBasicBlock*, unsigned> preorder; - std::vector<MachineBasicBlock*> rev_preorder; - DenseMap<MachineBasicBlock*, SparseBitVector<128> > rv; - DenseMap<MachineBasicBlock*, SparseBitVector<128> > tv; - DenseSet<edge_t> backedges; - SparseBitVector<128> backedge_source; - SparseBitVector<128> backedge_target; - SparseBitVector<128> calculated; -}; - -} - -#endif - diff --git a/llvm/lib/CodeGen/CMakeLists.txt b/llvm/lib/CodeGen/CMakeLists.txt index 5b116e951cb..713c30c7d4a 100644 --- a/llvm/lib/CodeGen/CMakeLists.txt +++ b/llvm/lib/CodeGen/CMakeLists.txt @@ -13,7 +13,6 @@ add_llvm_library(LLVMCodeGen IntrinsicLowering.cpp LLVMTargetMachine.cpp LatencyPriorityQueue.cpp - LazyLiveness.cpp LiveInterval.cpp LiveIntervalAnalysis.cpp LiveStackAnalysis.cpp |
