diff options
author | Jakub Staszak <jstaszak@apple.com> | 2011-07-25 19:25:40 +0000 |
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committer | Jakub Staszak <jstaszak@apple.com> | 2011-07-25 19:25:40 +0000 |
commit | f55c1c85881afd65647bde5346f64d9685235c7c (patch) | |
tree | 0ae5ec50f539ceede3fd40c643010095dcfa9464 /lib/CodeGen/MachineBlockFrequency.cpp | |
parent | 8c3fee59038d8fd98db2a01b6a309a8941a16a3f (diff) |
Rename BlockFrequency to BlockFrequencyInfo and MachineBlockFrequency to
MachineBlockFrequencyInfo.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@135937 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/CodeGen/MachineBlockFrequency.cpp')
-rw-r--r-- | lib/CodeGen/MachineBlockFrequency.cpp | 60 |
1 files changed, 0 insertions, 60 deletions
diff --git a/lib/CodeGen/MachineBlockFrequency.cpp b/lib/CodeGen/MachineBlockFrequency.cpp deleted file mode 100644 index f3ee5388e5..0000000000 --- a/lib/CodeGen/MachineBlockFrequency.cpp +++ /dev/null @@ -1,60 +0,0 @@ -//====----- MachineBlockFrequency.cpp - Machine Block Frequency Analysis ----====// -// -// The LLVM Compiler Infrastructure -// -// This file is distributed under the University of Illinois Open Source -// License. See LICENSE.TXT for details. -// -//===----------------------------------------------------------------------===// -// -// Loops should be simplified before this analysis. -// -//===----------------------------------------------------------------------===// - -#include "llvm/InitializePasses.h" -#include "llvm/Analysis/BlockFrequencyImpl.h" -#include "llvm/CodeGen/MachineBlockFrequency.h" -#include "llvm/CodeGen/Passes.h" -#include "llvm/CodeGen/MachineBranchProbabilityInfo.h" - -using namespace llvm; - -INITIALIZE_PASS_BEGIN(MachineBlockFrequency, "machine-block-freq", - "Machine Block Frequency Analysis", true, true) -INITIALIZE_PASS_DEPENDENCY(MachineBranchProbabilityInfo) -INITIALIZE_PASS_END(MachineBlockFrequency, "machine-block-freq", - "Machine Block Frequency Analysis", true, true) - -char MachineBlockFrequency::ID = 0; - - -MachineBlockFrequency::MachineBlockFrequency() : MachineFunctionPass(ID) { - initializeMachineBlockFrequencyPass(*PassRegistry::getPassRegistry()); - MBFI = new BlockFrequencyImpl<MachineBasicBlock, MachineFunction, - MachineBranchProbabilityInfo>(); -} - -MachineBlockFrequency::~MachineBlockFrequency() { - delete MBFI; -} - -void MachineBlockFrequency::getAnalysisUsage(AnalysisUsage &AU) const { - AU.addRequired<MachineBranchProbabilityInfo>(); - AU.setPreservesAll(); - MachineFunctionPass::getAnalysisUsage(AU); -} - -bool MachineBlockFrequency::runOnMachineFunction(MachineFunction &F) { - MachineBranchProbabilityInfo &MBPI = getAnalysis<MachineBranchProbabilityInfo>(); - MBFI->doFunction(&F, &MBPI); - return false; -} - -/// getblockFreq - Return block frequency. Return 0 if we don't have the -/// information. Please note that initial frequency is equal to 1024. It means -/// that we should not rely on the value itself, but only on the comparison to -/// the other block frequencies. We do this to avoid using of floating points. -/// -uint32_t MachineBlockFrequency::getBlockFreq(MachineBasicBlock *MBB) { - return MBFI->getBlockFreq(MBB); -} |