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Add debugging output.

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llvm-svn: 84011
This commit is contained in:
David Goodwin 2009-10-13 19:16:03 +00:00
parent abbc32c042
commit d23db026b6
1 changed files with 12 additions and 2 deletions
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14
lib/CodeGen/PostRASchedulerList.cpp
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@ -643,8 +643,18 @@ bool SchedulePostRATDList::BreakAntiDependencies() {
Max = SU;
}
DEBUG(errs() << "Critical path has total latency "
<< (Max->getDepth() + Max->Latency) << "\n");
#ifndef NDEBUG
{
DEBUG(errs() << "Critical path has total latency "
<< (Max->getDepth() + Max->Latency) << "\n");
DEBUG(errs() << "Available regs:");
for (unsigned Reg = 0; Reg < TRI->getNumRegs(); ++Reg) {
if (KillIndices[Reg] == ~0u)
DEBUG(errs() << " " << TRI->getName(Reg));
}
DEBUG(errs() << '\n');
}
#endif
// Track progress along the critical path through the SUnit graph as we walk
// the instructions.