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Differential D54482

RegisterCoalescer: Add LaneMask to debug printing
ClosedPublic

Authored by arsenm on Nov 13 2018, 10:50 AM.

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Reviewers
MatzeB
qcolombet

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lib/
CodeGen/
3 lines

Diff 173884

lib/CodeGen/RegisterCoalescer.cpp

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bool JoinVals::resolveConflicts(JoinVals &Other) { bool JoinVals::resolveConflicts(JoinVals &Other) {
for (unsigned i = 0, e = LR.getNumValNums(); i != e; ++i) { for (unsigned i = 0, e = LR.getNumValNums(); i != e; ++i) {
Val &V = Vals[i]; Val &V = Vals[i];
assert(V.Resolution != CR_Impossible && "Unresolvable conflict"); assert(V.Resolution != CR_Impossible && "Unresolvable conflict");
if (V.Resolution != CR_Unresolved) if (V.Resolution != CR_Unresolved)
continue; continue;
LLVM_DEBUG(dbgs() << "\t\tconflict at " << printReg(Reg) << ':' << i << '@' LLVM_DEBUG(dbgs() << "\t\tconflict at " << printReg(Reg) << ':' << i << '@'
<< LR.getValNumInfo(i)->def << '\n'); << LR.getValNumInfo(i)->def
<< ' ' << PrintLaneMask(LaneMask) << '\n');
if (SubRangeJoin) if (SubRangeJoin)
return false; return false;
++NumLaneConflicts; ++NumLaneConflicts;
assert(V.OtherVNI && "Inconsistent conflict resolution."); assert(V.OtherVNI && "Inconsistent conflict resolution.");
VNInfo *VNI = LR.getValNumInfo(i); VNInfo *VNI = LR.getValNumInfo(i);
const Val &OtherV = Other.Vals[V.OtherVNI->id]; const Val &OtherV = Other.Vals[V.OtherVNI->id];
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