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Use struct SDep instead of std::pair for SUnit pred and succ lists. First step

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in tracking physical register output dependencies.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@42125 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Evan Cheng
2007-09-19 01:38:40 +00:00
parent dcfa73fe3c
commit 713a98dee8
5 changed files with 63 additions and 53 deletions
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12
lib/CodeGen/SelectionDAG/ScheduleDAG.cpp
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@@ -193,7 +193,7 @@ void ScheduleDAG::CalculateDepths() {
SU->Depth = Depth;
for (SUnit::succ_iterator I = SU->Succs.begin(), E = SU->Succs.end();
I != E; ++I)
WorkList.push_back(std::make_pair(I->first, Depth+1));
WorkList.push_back(std::make_pair(I->Dep, Depth+1));
}
}
}
@@ -211,7 +211,7 @@ void ScheduleDAG::CalculateHeights() {
SU->Height = Height;
for (SUnit::pred_iterator I = SU->Preds.begin(), E = SU->Preds.end();
I != E; ++I)
WorkList.push_back(std::make_pair(I->first, Height+1));
WorkList.push_back(std::make_pair(I->Dep, Height+1));
}
}
}
@@ -865,22 +865,22 @@ void SUnit::dumpAll(const SelectionDAG *G) const {
cerr << " Predecessors:\n";
for (SUnit::const_succ_iterator I = Preds.begin(), E = Preds.end();
I != E; ++I) {
if (I->second)
if (I->isCtrl)
cerr << " ch #";
else
cerr << " val #";
cerr << I->first << " - SU(" << I->first->NodeNum << ")\n";
cerr << I->Dep << " - SU(" << I->Dep->NodeNum << ")\n";
}
}
if (Succs.size() != 0) {
cerr << " Successors:\n";
for (SUnit::const_succ_iterator I = Succs.begin(), E = Succs.end();
I != E; ++I) {
if (I->second)
if (I->isCtrl)
cerr << " ch #";
else
cerr << " val #";
cerr << I->first << " - SU(" << I->first->NodeNum << ")\n";
cerr << I->Dep << " - SU(" << I->Dep->NodeNum << ")\n";
}
}
cerr << "\n";