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[RDF] Further improve readability of the graph 

Print target basic block for a branch.

llvm-svn: 283126
This commit is contained in:
Krzysztof Parzyszek 2016-10-03 17:54:33 +00:00
parent 4bb425e848
commit ab26e2dd3b
1 changed files with 14 additions and 11 deletions
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25
llvm/lib/Target/Hexagon/RDFGraph.cpp
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@ -213,18 +213,21 @@ raw_ostream &operator<< (raw_ostream &OS,
const MachineInstr &MI = *P.Obj.Addr->getCode();
unsigned Opc = MI.getOpcode();
OS << Print<NodeId>(P.Obj.Id, P.G) << ": " << P.G.getTII().getName(Opc);
// Print the target for calls (for readability).
if (MI.getDesc().isCall()) {
MachineInstr::const_mop_iterator Fn =
// Print the target for calls and branches (for readability).
if (MI.isCall() || MI.isBranch()) {
MachineInstr::const_mop_iterator T =
find_if(MI.operands(),
[] (const MachineOperand &Op) -> bool {
return Op.isGlobal() || Op.isSymbol();
return Op.isMBB() || Op.isGlobal() || Op.isSymbol();
});
if (Fn != MI.operands_end()) {
if (Fn->isGlobal())
OS << ' ' << Fn->getGlobal()->getName();
else if (Fn->isSymbol())
OS << ' ' << Fn->getSymbolName();
if (T != MI.operands_end()) {
OS << ' ';
if (T->isMBB())
OS << "BB#" << T->getMBB()->getNumber();
else if (T->isGlobal())
OS << T->getGlobal()->getName();
else if (T->isSymbol())
OS << T->getSymbolName();
}
}
OS << " [" << PrintListV<RefNode*>(P.Obj.Addr->members(P.G), P.G) << ']';
@ -263,8 +266,8 @@ raw_ostream &operator<< (raw_ostream &OS,
}
};
OS << Print<NodeId>(P.Obj.Id, P.G) << ": === BB#" << BB->getNumber()
<< " === preds(" << NP << "): ";
OS << Print<NodeId>(P.Obj.Id, P.G) << ": --- BB#" << BB->getNumber()
<< " --- preds(" << NP << "): ";
for (auto I : BB->predecessors())
Ns.push_back(I->getNumber());
PrintBBs(Ns);