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Eliminate VarInfo::UsedBlocks.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@72411 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Evan Cheng
2009-05-26 06:25:46 +00:00
parent ab9cf1282b
commit aed4a430f4
4 changed files with 0 additions and 17 deletions
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5
lib/CodeGen/LiveVariables.cpp
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@ -54,9 +54,6 @@ void LiveVariables::VarInfo::dump() const {
cerr << " Alive in blocks: ";
for (int i = AliveBlocks.find_first(); i != -1; i = AliveBlocks.find_next(i))
cerr << i << ", ";
cerr << " Used in blocks: ";
for (int i = UsedBlocks.find_first(); i != -1; i = UsedBlocks.find_next(i))
cerr << i << ", ";
cerr << "\n Killed by:";
if (Kills.empty())
cerr << " No instructions.\n";
@ -80,7 +77,6 @@ LiveVariables::VarInfo &LiveVariables::getVarInfo(unsigned RegIdx) {
}
VarInfo &VI = VirtRegInfo[RegIdx];
VI.AliveBlocks.resize(MF->getNumBlockIDs());
VI.UsedBlocks.resize(MF->getNumBlockIDs());
return VI;
}
@ -131,7 +127,6 @@ void LiveVariables::HandleVirtRegUse(unsigned reg, MachineBasicBlock *MBB,
unsigned BBNum = MBB->getNumber();
VarInfo& VRInfo = getVarInfo(reg);
VRInfo.UsedBlocks[BBNum] = true;
VRInfo.NumUses++;
// Check to see if this basic block is already a kill block.